34.10472 34.20472 -116.53778 -116.43778 Archived CCH Search Results
Search Results — 3068 specimen records retrieved (3068 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC139245  Agrostis idahoensis S. B. Parish 1894-6-19 3302 San Bernardino San Bernardino Mountains, and their eastern base. 1981 Comment
  CAS-BOT-BC143468  Coleogyne ramosissima M. McCollum 1976-6-11 2043 San Bernardino 5 mi SSW of Yucca Valley Comment
  CAS-BOT-BC143471  Coleogyne ramosissima Nancy Ryan Zabriskie; Walter Zabriskie 1971-5-15 405 San Bernardino C. 2 mi. northwest of Pioneertown (n.w. of Yucca Valley) before Pipes Canyon Rd., Mojave Desert 1371 Comment
  CAS-BOT-BC145622  Bouteloua aristidoides A. C. Sanders; Mark A. Elvin 2003-10-5 27224 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Road and mouth of large canyon from northeast. 1098 Comment
  CAS-BOT-BC215625  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4727 San Bernardino Pipes Canyon Preserve, N of Pioneer town Road, in hills near drainage, Rimrock 7.5', Southern Mojave Desert, Little San Bernardino Mtns. 1249 Comment
  CAS-BOT-BC220425  Monardella robisonii Mark A. Elvin 2004-7-25 3647 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, ESE of Burns' House in boulders at E edge of the Reserve 1268 Comment
  CAS-BOT-BC220426  Monardella robisonii Mark A. Elvin 2005-9-23 4520 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pioneertown, S and SE side of ridge at E boundery of Reserve 1280 Comment
  CAS-BOT-BC226889  Linanthus orcuttii A. C. Sanders; G. Helmkamp; L. Helmkamp 1995-4-30 16843 San Bernardino San Bernardino Mtns./Mojave Desert: Pioneertown Rd, 1.9 mi. N of Yucca Valley (at Yucca Trail), 2.1 mi. S of Pioneertown, Water Cyn. 1125 Comment
  CAS-BOT-BC286805  Ericameria cuneata var. spathulata E. K. Balls; P. C. Everett 1957-11-13 22804 San Bernardino 4.7 mi. nw. on rd. Yucca Valley to Pioneer Town 1127 Comment
  CAS-BOT-BC295930  Bahiopsis parishii A. C. Sanders; Mark A. Elvin 2003-10-5 27209 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown [Pioneertown], 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  CAS-BOT-BC295937  Bahiopsis parishii M. McCollum 1976-6-11 2012 San Bernardino 6 1/4 mi. SSW of Yucca Valley 975 Comment
  CAS-BOT-BC340102  Tetradymia spinosa M. McCollum 1976-6-11 2018 San Bernardino 5 mi SSW of Yucca Valley Comment
  CAS-BOT-BC341126  Scutellaria mexicana M. McCollum 1976-6-11 2035 San Bernardino 6 1/4 mi SSW of Yucca Valley Comment
  CAS-BOT-BC341140  Scutellaria mexicana A. C. Sanders; Mark Elvin 2003-4-5 25906 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown [Pioneertown], 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  CAS-BOT-BC349897  Nicolletia occidentalis A. C. Sanders; Mark A. Elvin 2003-10-5 27225 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and mouth of large canyon from NE 1098 Comment
  CAS-BOT-BC384089  Mirabilis laevis var. villosa A. C. Sanders; Mark A. Elvin 2003-10-5 27202 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  CAS-BOT-BC419659  Eschscholzia parishii A. C. Sanders; Mark Elvin 2003-4-5 25909 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown [Pioneertown], 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  CLARK-A1528-377  Isomeris arborea var. arborea Arthur Douglas 1969-5-3 10 San Bernardino Pioneertown 1188 Comment
  CLARK-A1528-756  Oxytheca trilobata Charlotte Stocks 1966-5-15 San Bernardino Comment
  CLARK-A1528-810  Coleogyne ramosissima Conrad Bahre 1970-5-2 San Bernardino Pioneertown 1371 Comment
  CLARK-A1528-973  Coleogyne ramosissima James R. Olson 1969-5-18 San Bernardino Yucca Valley 1188 Comment
  CLARK-A1656-813  Salvia dorrii subsp. dorrii Theo Glenn 1982-5-18 San Bernardino Pioneertown Comment
  CLARK-A1656-814  Lomatium mohavense Theo Glenn 1982-5-18 San Bernardino Pioneertown Comment
  CSUSB612  Sphaeralcea ambigua Conrad Bahre 1970-5-2 San Bernardino 1.5 miles northwest of Pioneer Town 1371 Comment
  GH350373  Arctostaphylos glauca Drew Lord 1983-4-30 50 Unknown Mojave Desert, south of Pioneertown Road. Yucca Valley 914 Comment
  GMDRC5025  Lotus scoparius J. Andre 2011-5-16 17159 San Bernardino along Pioneertown Rd, 7.2 mi. NNW of Hwy 62 (at Yucca Valley) just east of Pipes Canyon, just west of Black Hil 1301 Comment
  GMDRC6083  Gilia clokeyi J. M. Andre 2014-5-2 27656 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6176  Lupinus excubitus var. excubitus J. M. Andre 2014-5-18 28206 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown 1197 Comment
  GMDRC6358  Mentzelia ravenii J. M. Andre 2014-5-8 29420 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  GMDRC6869  Mimulus bigelovii var. bigelovii J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31102 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley 1148 Comment
  GMDRC7370  Berberis fremontii Peter Bowler 2004-5-13 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd, ca. 2 mi. (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, in front of reserve headquarters at old Burns house 1250 Comment
Read comments
Nov 6 2018
  GMDRC7375  Eriogonum brachyanthum Mark Elvin 2005-9-24 4553 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd, ca. 2 mi. (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, in Water Canyon Wash 1075 Comment
  GMDRC7377  Eriogonum brachyanthum Mark Elvin 2005-9-24 4551 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd, ca. 2 mi. (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, in Water Canyon Wash 1075 Comment
  GMDRC7378  Senecio flaccidus var. monoensis Mark Elvin 2005-9-24 4550 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd, ca. 2 mi. (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, in Water Canyon Wash 1075 Comment
  GMDRC7380  Baccharis sergiloides Mark Elvin 2005-9-24 4532 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd, ca. 2 mi. (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, N. Railroad Canyon, seep area near Boo Cyn 1143 Comment
  HSC25937  Ericameria cuneata var. spathulata Richard Spjut 1972-1-28 2149 San Bernardino Mojave Desert; N of Yucca Valley 1220 Comment
  HSC25948  Salvia mohavensis Richard Spjut 1972-1-28 2150 San Bernardino Mojave Desert; N of Yucca Valley 1220 Comment
  HSC25964  Quercus turbinella Richard Spjut 1972-1-7 2113 San Bernardino Mojave Desert; ca. 3 miles N of Yucca Valley near Pioneer Town 1220 Comment
  HSC25966  Baccharis sergiloides Richard Spjut 1972-1-7 2114 San Bernardino Mojave Desert; ca. 3 miles N of Yucca Valley near Pioneer Town 1220 Comment
  HSC47353  Coleogyne ramosissima Richard Spjut, C. E. Edson 1978-5-2 5006 San Bernardino Mojave Desert; Near Pioneer Town just N of Yucca Valley 1524 Comment
  HSC95394  Camissonia palmeri A. C. Sanders, Mark A. Elvin 2003-4-5 25862 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd., 2 air mi. ESE of Pioneertown, 1.5 air mi. NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  HSC95406  Lomatium mohavense A. C. Sanders, Mark A. Elvin 2003-4-5 25855 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd., 2 air mi. ESE of Pioneertown, 1.5 air mi. NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  IRVC15736  Eschscholzia minutiflora Susan C. Baugh 1975-5-17 164 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Burns Canyon just W of Box Canyon B. Little San Bernardino Mountains 1238 Comment
  IRVC15737  Coleogyne ramosissima Susan C. Baugh 1975-5-17 156 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Burns Canyon wash. Little San Bernardino Mountains 1250 Comment
  IRVC15745  Linanthus aureus Susan C. Baugh 1975-5-18 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains/southern Mojave Desert Comment
  IRVC15748  Eriastrum eremicum Susan C. Baugh 1975-6-18 172 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: Burns Canyon North [North Railroad Canyon?] Little San Bernardino Mountains 1243 Comment
  IRVC15749  Eriastrum eremicum Susan C. Baugh 1975-5-17 166 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; "Box Canyon C". Little San Bernardino Mountains Comment
  IRVC15754  Linanthus orcuttii Susan C. Baugh 1975-5-3 154 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Burns Canyon Little San Bernardino Mountains 1247 Comment
  IRVC15756  Eriogonum inflatum var. inflatum Susan C. Baugh 1975-6-17 170 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Fuscipes Fork. Little San Bernardino Mountains 1085 Comment
  IRVC15768  Lomatium mohavense subsp. mohavense Susan C. Baugh 1975-5-17 168 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; "Box Canyon C". Little San Bernardino Mountains Comment
  IRVC15771  Oenothera californica subsp. avita Susan C. Baugh 1975-4-26 151 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; mouth of Railroad Canyon. Little San Bernardino Mountains/southern Mojave Desert 1043 Comment
  IRVC15778  Mimulus bigelovii var. bigelovii Susan C. Baugh 1978-4-26 149 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; middle of Railroad Canyon just E of wash. Southern Mojave Desert/Little San Bernardino Mountains 1055 Comment
  IRVC15780  Gilia latiflora subsp. davyi Susan C. Baugh 1975-4-15 117 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; first parking area, Burns Canyon. Little San Bernardino Mountains 1250 Comment
  IRVC15813  Sphaeralcea ambigua subsp. rugosa Susan C. Baugh 1975-5-17 158 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Burns Canyon near parking area. Little San Bernardino Mountains 1250 Comment
  IRVC15842  Isomeris arborea var. arborea Susan C. Baugh 1975-4-12 142 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; middle of "Fuscipes Fork"; SSW slope. Little San Bernardino Mountains 1067 Comment
  IRVC19094  Chaetopappa ericoides Gordon A. Marsh 1982-6-3 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19095  Eriastrum eremicum Gordon A. Marsh 1982-6-3 21 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19103  Sphaeralcea ambigua subsp. ambigua Gordon A. Marsh 1982-6-3 15 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19104  Eschscholzia parishii Gordon A. Marsh 1982-6-3 14 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19105  Chaetopappa ericoides Gordon A. Marsh 1982-6-3 13 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19108  Chaetopappa ericoides Gordon A. Marsh 1982-6-3 10 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19111  Mimulus bigelovii var. bigelovii Gordon A. Marsh 1982-4-16 19 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  IRVC19122  Acacia greggii Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19124  Nicolletia occidentalis Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19125  Centaurium exaltatum Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19127  Petalonyx thurberi subsp. thurberi Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19129  Senecio flaccidus var. monoensis Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19131  Keckiella antirrhinoides var. microphylla Gordon A. Marsh 1982-6-3 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19138  Phacelia campanularia subsp. vasiformis Gordon A. Marsh 1982-4-15 43 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  IRVC19148  Eschscholzia parishii Gordon A. Marsh 1982-4-15 17 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  IRVC19151  Lupinus excubitus var. excubitus Gordon A. Marsh 1982-4-15 22 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19156  Monoptilon bellidiforme Gordon A. Marsh 1982-4-15 26 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19158  Linanthus orcuttii Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
Read comments
Dec 21 2011
  IRVC19159  Eschscholzia minutiflora Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19164  Salvia dorrii subsp. dorrii Gordon A. Marsh 1982-4-29 none San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19165  Lupinus arizonicus Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19168  Sphaeralcea ambigua subsp. rugosa Gordon A. Marsh 1982-4-29 29 13 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19169  Monoptilon bellidiforme Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19172  Isomeris arborea var. arborea Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19174  Eriastrum eremicum Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19176  Isomeris arborea var. arborea Gordon A. Marsh 1982-4-29 29 8 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19181  Lupinus excubitus var. excubitus Gordon A. Marsh 1982-4-29 29 6 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19184  Lycium cooperi Gordon A. Marsh 1982-4-29 29 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19186  Camissonia claviformis subsp. claviformis Gordon A. Marsh 1982-4-29 29 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19226  Mimulus bigelovii var. bigelovii Gordon A. Marsh 1982-4-16 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  IRVC19228  Eschscholzia minutiflora Gordon A. Marsh 1982-4-16 26 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  IRVC19231  Salvia dorrii subsp. dorrii Gordon A. Marsh 1982-4-16 29 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  IRVC19241  Coleogyne ramosissima Gordon A. Marsh 1982-4-16 31 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  IRVC19244  Lycium andersonii Gordon A. Marsh 1982-4-16 36 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  IRVC19245  Grayia spinosa Gordon A. Marsh 1982-4-16 37 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC19247  Grayia spinosa Gordon A. Marsh 1982-4-16 38 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC19250  Eschscholzia parishii Gordon A. Marsh 1982-4-15 28 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19262  Eriogonum plumatella Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19264  Eriastrum densifolium subsp. mohavense Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19275  Lomatium mohavense subsp. mohavense Gordon A. Marsh 1982-4-2 9 San Bernardino Burns Pinyon Ridge Reserve; upper Railroad Canyon tributary. Little San Bernardino Mountains 1159 Comment
  IRVC19286  Eriogonum inflatum var. inflatum Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19289  Acacia greggii Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19292  Petalonyx thurberi subsp. thurberi Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19298  Camissonia kernensis subsp. gilmanii Gordon A. Marsh 1982-6-3 61 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19322  Camissonia kernensis subsp. kernensis Gordon A. Marsh 1982-6-3 30 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19333  Camissonia claviformis subsp. claviformis Gordon A. Marsh 1982-6-3 25 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19549  Chaetopappa ericoides George Schakarschwili 1983-4-15 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19550  Linanthus orcuttii George Schakarschwili 1983-4-15 20 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19552  Lomatium mohavense subsp. mohavense George Schakarschwili 1983-4-15 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19559  Ericameria laricifolia George Schakarschwili 1983-4-15 8 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19575  Lomatium mohavense subsp. mohavense Sherman Lambert 1983-4-9 9 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC20256  Gilia sinuata Gordon A. Marsh 1982-4-16 3 3 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  IRVC20257  Gilia sinuata Gordon A. Marsh 1982-4-16 32 32 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  IRVC20258  Gilia sinuata Gordon A. Marsh 1982-4-15 12 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains 1074 Comment
  IRVC20262  Mentzelia jonesii Gordon A. Marsh 1982-4-16 25 25 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC20267  Nicolletia occidentalis Gordon A. Marsh 1982-6-3 52 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20268  Oenothera californica subsp. avita Gordon A. Marsh 1982-6-3 53 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20280  Camissonia claviformis subsp. aurantiaca Gordon A. Marsh 1982-6-3 43 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20281  Nicolletia occidentalis Gordon A. Marsh 1982-6-3 44 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20285  Phacelia campanularia subsp. vasiformis Gordon A. Marsh 1982-6-3 45 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20287  Stephanomeria exigua subsp. exigua Gordon A. Marsh 1982-6-3 48 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20301  Phacelia campanularia subsp. vasiformis Gordon A. Marsh 1982-6-3 37 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20306  Camissonia kernensis subsp. gilmanii Gordon A. Marsh 1982-6-3 41 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC26124  Encelia farinosa var. farinosa A. C. Sanders, Mark Elvin 2003-4-5 25940 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home. Little San Bernardino Mountains 1098 Comment
  IRVC26220  Phoradendron californicum A. C. Sanders, Mark Elvin 2003-4-5 25930 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home. Little San Bernardino Mountains 1098 Comment
  IRVC26221  Mirabilis laevis var. retrorsa A. C. Sanders, Mark Elvin 2003-4-5 25868 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26400  Melica frutescens A. C. Sanders, Mark Elvin 2003-4-5 25924 B San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26405  Lomatium mohavense A. C. Sanders, Mark Elvin 2003-4-5 25855 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26479  Sphaeralcea ambigua A. C. Sanders, Mark Elvin 2003-4-5 25897 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26481  Eschscholzia minutiflora A. C. Sanders, Mark Elvin 2003-4-5 25896 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26488  Viguiera parishii A. C. Sanders, Mark Elvin 2003-4-5 25925 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26496  Linanthus orcuttii Mark A. Elvin 2004-4-9 3260 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26497  Baileya pleniradiata Peter A. Bowler 2004-5-28 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, between front gate and reserve headquarters at old Burns' home. Little San Bernardino Mountains 1250 Comment
  IRVC26512  Senecio flaccidus var. monoensis Peter A. Bowler 2004-5-28 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, between front gate and reserve headquarters at old Burns' home. Little San Bernardino Mountains 1250 Comment
  IRVC26513  Lycium cooperi Mark A. Elvin 2004-4-9 3299 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC26518  Gilia stellata Mark A. Elvin 2004-4-9 3251 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26549  Syntrichopappus fremontii Mark A. Elvin 2004-4-9 3270 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26570  Hilaria rigida Mark A. Elvin 2004-4-9 3293 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC26576  Stephanomeria exigua subsp. exigua Peter A. Bowler 2004-5-28 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, between front gate and reserve headquarters at old Burns' home. Little San Bernardino Mountains 1250 Comment
  IRVC26606  Eriastrum eremicum Peter A. Bowler 2004-5-28 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, between front gate and reserve headquarters at old Burns' home. Little San Bernardino Mountains 1250 Comment
  IRVC26608  Mirabilis laevis var. villosa Peter A. Bowler 2004-5-28 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, between front gate and reserve headquarters at old Burns' home. Little San Bernardino Mountains 1250 Comment
  IRVC26664  Melica frutescens Mark A. Elvin 2004-4-9 3292 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC26667  Eriastrum eremicum Mark A. Elvin 2003-5-18 2787 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26670  Melica frutescens Mark A. Elvin 2004-4-9 3301 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC26764  Yucca brevifolia Mark A. Elvin 2004-4-9 3267 g San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC26771  Linanthus orcuttii Mark A. Elvin 2003-5-18 2809 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26777  Coleogyne ramosissima Mark A. Elvin 2004-4-9 3286 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26785  Sphaeralcea ambigua var. rugosa Mark A. Elvin 2003-5-18 2810 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26788  Eschscholzia minutiflora Mark A. Elvin 2003-5-18 2817 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26790  Mirabilis laevis var. villosa Mark A. Elvin 2003-5-18 2803 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26793  Chorizanthe brevicornu Mark A. Elvin 2004-4-9 3263 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC26798  Mirabilis laevis var. retrorsa Mark A. Elvin 2003-5-18 2830 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26800  Keckiella antirrhinoides var. microphylla Mark A. Elvin 2003-5-18 2826 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26874  Cylindropuntia echinocarpa Mark A. Elvin 2004-7-25 3650 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26876  Ericameria cuneata var. spathulata Mark A. Elvin 2004-7-25 3652 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26877  Salvia mohavensis Mark A. Elvin 2004-7-25 3645 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, ESE of Burns' House in boulders at E edge of the Reserve. Little San Bernardino Mountains 1268 Comment
  IRVC26878  Eriogonum plumatella Mark A. Elvin 2004-7-25 3634 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26882  Porophyllum gracile Mark A. Elvin 2004-7-25 3639 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26883  Petalonyx thurberi subsp. thurberi Mark A. Elvin 2004-7-25 3622 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC27025  Sphaeralcea ambigua var. rugosa Mark A. Elvin 2004-4-9 3267 d San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC27033  Encelia farinosa Peter A. Bowler 2003-2-16 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown; in front of reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC27037  Lycium cooperi Mark A. Elvin 2003-5-18 2802 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC27043  Salvia mohavensis Mark A. Elvin 2004-4-9 3254 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC27175  Lotus rigidus Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4013 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27181  Nicotiana obtusifolia Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4007 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27188  Eschscholzia minutiflora Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4003 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27191  Lomatium mohavense Mark A. Elvin 2005-2-10 4000 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; upper portion of the trib. to Water Canyon; SE portion of the Reserve. Little San Bernardino Mountains, Southern Mojave Desert 1280 Comment
  IRVC27360  Euphorbia setiloba A. C. Sanders, Mark A. Elvin 2003-10-5 27199 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27363  Pectis papposa A. C. Sanders, Mark A. Elvin 2003-10-5 27196 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27365  Bouteloua barbata A. C. Sanders, Mark A. Elvin 2003-10-5 27204 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27368  Ericameria cuneata A. C. Sanders, Mark A. Elvin 2003-10-5 27208 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27369  Viguiera parishii A. C. Sanders, Mark A. Elvin 2003-10-5 27209 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27370  Amaranthus fimbriatus A. C. Sanders, Mark A. Elvin 2003-10-5 27210 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27390  Grayia spinosa Mark A. Elvin 2005-3-23 4086 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SW corner; slope above Water Canyon Wash. Little San Bernardino Mountains, southern Mojave Desert 1128 Comment
  IRVC27393  Gilia latiflora subsp. davyi Mark A. Elvin 2005-3-22 4081 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains, southern Mojave Desert 1235 Comment
  IRVC27394  Salvia dorrii var. pilosa Mark A. Elvin 2005-3-22 4080 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains, southern Mojave Desert 1235 Comment
  IRVC27732  Viguiera parishii Mark A. Elvin 2004-12-16 3843 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, E portion of Reserve, N of N railroad Canyon. Little San Bernardino Mountains, southern Mojave Desert 1280 Comment
  IRVC27735  Monardella robisonii Mark A. Elvin 2004-12-16 3846 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, E portion of Reserve, N of N railroad Canyon. Little San Bernardino Mountains, southern Mojave Desert 1280 Comment
  IRVC27736  Salvia dorrii var. pilosa Mark A. Elvin 2005-5-7 4261 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains, southern Mojave Desert 1250 Comment
  IRVC27741  Melica frutescens Mark A. Elvin 2005-5-7 4267 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; small unnamed N-facing canyon ESE of the Burns House. Little San Bernardino Mountains, southern Mojave Desert 1265 Comment
  IRVC27743  Brickellia arguta var. arguta Mark A. Elvin 2005-5-7 4269 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; small unnamed N-facing canyon ESE of the Burns House. Little San Bernardino Mountains, southern Mojave Desert 1265 Comment
  IRVC27744  Baccharis sergiloides Mark A. Elvin 2005-5-7 4271 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; small unnamed N-facing canyon ESE of the Burns House. Little San Bernardino Mountains, southern Mojave Desert 1265 Comment
  IRVC27754  Euphorbia micromera A. C. Sanders, Mark A. Elvin 2003-10-5 27200 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27861  Porophyllum gracile Mark A. Elvin 2005-5-7 4273 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; S of campground. Little San Bernardino Mountains 1256 Comment
  IRVC28067  Euphorbia setiloba A. C. Sanders, Mark A. Elvin 2003-10-5 27248 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28068  Euphorbia micromera A. C. Sanders, Mark A. Elvin 2003-10-5 27245 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28069  Amaranthus fimbriatus A. C. Sanders, Mark A. Elvin 2003-10-5 27244 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28184  Baileya pleniradiata A. C. Sanders, Mark A. Elvin 2003-10-5 27223 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28226  Monardella robisonii Mark A. Elvin 2005-9-23 4520 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, S and SE sdie of rigde at E boundary of Reserve. Southern Mojave Desert, Little San Bernardino Mtns 1280 Comment
  IRVC28230  Petalonyx thurberi A. C. Sanders, Mark A. Elvin 2003-10-5 27228 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28251  Eriogonum plumatella A. C. Sanders, Mark A. Elvin 2003-10-5 27233 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28256  Eriogonum brachyanthum Mark A. Elvin 2005-9-23 4519 a San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, NW corner near gate. Southern Mojave Desert, Little San Bernardino Mtns 1256 Comment
  IRVC28259  Brickellia arguta Mark A. Elvin 2005-9-23 4521 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, S and SE sdie of rigde at E boundary of Reserve. Southern Mojave Desert, Little San Bernardino Mtns 1280 Comment
  IRVC28260  Melica frutescens Mark A. Elvin 2005-9-24 4523 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". So Mojave Desert/Little San Bernardino Mtns 1143 Comment
  IRVC28264  Brassica geniculata Mark A. Elvin 2005-9-24 4547 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28296  Krameria erecta Mark A. Elvin 2005-9-24 4540 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; tributary to N Railroad Canyon, near Water Canyon wash. Southern Mojave Desert, Little San Bernardino Mtns 1120 Comment
  IRVC28297  Bouteloua aristidoides var. aristidoides Mark A. Elvin 2005-9-24 4543 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28306  Chamaesyce setiloba Mark A. Elvin 2005-9-23 4517 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, NW corner near gate. Southern Mojave Desert, Little San Bernardino Mtns 1256 Comment
  IRVC28311  Baccharis sergiloides Mark A. Elvin 2005-9-24 4532 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". So Mojave Desert/Little San Bernardino Mtns 1143 Comment
  IRVC28313  Eriogonum brachyanthum Mark A. Elvin 2005-9-24 4553 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28317  Encelia frutescens Mark A. Elvin 2005-9-24 4541 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; tributary to N Railroad Canyon, near Water Canyon wash. Southern Mojave Desert, Little San Bernardino Mtns 1120 Comment
  IRVC28319  Chamaesyce micromera Mark A. Elvin 2005-9-23 4515 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, NW corner near gate. Southern Mojave Desert, Little San Bernardino Mtns 1256 Comment
  IRVC28320  Viguiera parishii Mark A. Elvin 2005-9-24 4537 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, between Water Canyon wash and seep area near "Boo Canyon". Southern Mojave Desert, Little San Bernardino Mtns 1120 Comment
  IRVC28321  Senecio flaccidus var. monoensis Mark A. Elvin 2005-9-24 4550 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28323  Eriastrum eremicum Mark A. Elvin, Margie P. Elvin 2005-9-24 4572 San Bernardino Pioneertown, SE of the jctn of Pioneertown Road and Ridgeline Road. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC28345  Pectis papposa Mark A. Elvin 2005-9-24 4566 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28348  Amaranthus fimbriatus Mark A. Elvin 2005-9-24 4563 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28352  Allionia incarnata Mark A. Elvin 2005-9-24 4559 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28353  Eriogonum wrightii var. wrightii Mark A. Elvin, Margie P. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-25 4578 San Bernardino E of Pioneertown along Skyline Ranch Road about 1.2km W of UC Burns Reserve. Southern Mojave Desert, Little San Bernardino Mtns 1227 Comment
  IRVC28359  Tetradymia stenolepis Mark A. Elvin, Margie P. Elvin 2005-9-24 4571 San Bernardino Pioneertown, SE of the jctn of Pioneertown Road and Ridgeline Road. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC28438  Nicolletia occidentalis A. C. Sanders, Mark A. Elvin 2003-10-5 27225 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC29298  Syntrichopappus fremontii Mark A. Elvin 2006-4-1 4719 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  IRVC29310  Nicolletia occidentalis Mark A. Elvin 2005-9-24 4567 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC29318  Ribes quercetorum Mark A. Elvin 2006-4-1 4665 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29319  Salvia dorrii var. pilosa Mark A. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-24 4573 San Bernardino E of Pioneertown in wash N of Ridgeline Road. Southern Mojave Desert, Little San Bernardino Mtns 1128 Comment
  IRVC29320  Quercus john-tuckeri Mark A. Elvin 2006-4-1 4666 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29330  Brassica geniculata Mark A. Elvin 2006-4-1 4677 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29331  Mimulus bigelovii Mark A. Elvin 2006-4-1 4679 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29333  Linanthus orcuttii Mark A. Elvin 2006-4-1 4680 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29336  Syntrichopappus fremontii Mark A. Elvin 2006-4-1 4683 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29339  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4686 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29347  Linanthus aureus Mark A. Elvin 2006-4-1 4694 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29368  Viguiera deltoidea var. parishii Mark A. Elvin 2005-2-13 4021 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; middle part of the Reserve on ridge between "Boo" and "Jean" canyons (tribs. to N Railroad Canyon). Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC29435  Claytonia parviflora subsp. utahensis Mark A. Elvin 2006-4-1 4705 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  IRVC29487  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4727 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  JEPS117743  Eriogonum wrightii subsp. wrightii Mark A. Elvin, Margie P. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-25 4578 San Bernardino Southern Mojave Desert, Little San Bernardino Mountains: E of Pioneertown along Skyline Ranch Road about 1.2k W of UC Burns Reserve. Comment
  JEPS117744  Tetradymia stenolepis Mark A. Elvin, Margie P. Elvin 2005-9-24 4571 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pioneertown, SE of the jctn of Pioneertown Rd. and Ridgeline Rd. Comment
  LA207899  Coleogyne ramosissima J. Sauer; L. Carpenter 1973-5-27 5529 San Bernardino Burns Pinyon Ridge Reserve, N of Yucca Valley Comment
  OBI13566  Salvia dorrii var. pilosa P. A. Holden 1969-5-4 830 San Bernardino Near road to Pioneertown 3 mi N of yucca Valley. Comment
  OBI2159  Monardella linoides subsp. linoides P. A. Holden 1969-6-7 928 San Bernardino Just N of Pioneer Town Comment
  OBI2179  Eriogonum plumatella P. A. Holden 1969-8-10 994 San Bernardino 1 mi N of Yucca Valley Comment
  OBI33533  Camissonia kernensis subsp. gilmanii O. F. Clarke 1973-4-22 s.n. San Bernardino Burns Reserve 1219 Comment
  OBI62116  Baccharis sergiloides P. A. Holden 1969-10-19 1024 San Bernardino 3 mi north of Yucca Valley alongside ofPioneertown Rd Comment
  OBI62225  Chrysothamnus viscidiflorus subsp. puberulus P. A. Holden 1969-10-12 1020 San Bernardino 3 mi N of Pioneertown and 8 mi N of Yucca Valley in Little san Bernardino Mtns Comment
  OBI76776  Nicolletia occidentalis James M. Andre 2010-11-10 15467 San Bernardino Little San Bernardino Mts: along Pioneertown Rd, 2.6 mi N of Yucca Valley 1135 Comment
  OBI76781  Senecio flaccidus var. monoensis James M. Andre 2010-11-10 15466 San Bernardino Little San Bernardino Mts: along Pioneertown Rd, 2.6 mi N of Yucca Valley 1135 Comment
  POM211625  Lupinus excubitus var. austromontanus A. M. Alexander, Louise Kellogg 1941-6-2 2279 San Bernardino Upper Morongo Valley. 1037 Comment
  RSA0011386  Eriastrum eremicum subsp. eremicum Duncan S. Bell 2010-5-31 1208 B San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0011387  Eriastrum sparsiflorum Duncan S. Bell 2010-5-31 1208 A San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0014922  Gilia sinuata Duncan S. Bell 2013-4-14 4791 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0021299  Sorghum bicolor Duncan S. Bell 2013-4-14 4800 San Bernardino Sawtooth Mountains; Water Canyon, approximately 0.8 air mile southwest of Chaparrosa Spring. 1293 Comment
  RSA0021301  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2013-4-14 4797 San Bernardino Sawtooth Mountains; Water Canyon, approximately 0.8 air mile southwest of Chaparrosa Spring. 1293 Comment
  RSA0021302  Isocoma acradenia var. eremophila Duncan S. Bell 2013-4-14 4798 San Bernardino Sawtooth Mountains; Water Canyon, approximately 0.8 air mile southwest of Chaparrosa Spring. 1293 Comment
  RSA0021311  Eriogonum palmerianum Duncan S. Bell 2013-8-22 5666 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0021314  Ericameria cuneata var. spathulata Duncan S. Bell 2010-11-26 2011 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0021562  Hirschfeldia incana Duncan S. Bell 2010-11-26 2008 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0022309  Phacelia campanularia subsp. vasiformis Duncan S. Bell 2011-4-23 2314 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022318  Eschscholzia parishii Duncan S. Bell 2011-4-23 2323 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0024948  Physalis crassifolia Duncan S. Bell 2012-9-8 4146 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0024951  Chenopodium incanum Duncan S. Bell 2012-9-8 4131 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0024953  Gilia clokeyi Duncan S. Bell 2011-4-23 2298 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0024955  Eriastrum sparsiflorum Duncan S. Bell 2011-4-23 2296 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0025105  Viguiera parishii Duncan S. Bell 2012-3-17 3163 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0025140  Eriastrum eremicum Duncan S. Bell, Amanda Turek 2010-9-4 1914 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0025142  Senecio flaccidus var. monoensis Duncan S. Bell, Amanda Turek 2010-9-4 1913 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0025147  Eriogonum plumatella Duncan S. Bell, Amanda Turek 2010-9-4 1919 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0025247  Senecio flaccidus var. monoensis Duncan S. Bell 2012-9-8 4145 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0025249  Baccharis sergiloides Duncan S. Bell 2012-9-8 4128 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0025254  Nicolletia occidentalis Duncan S. Bell 2012-9-8 4124 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0025255  Amaranthus fimbriatus Duncan S. Bell 2012-9-8 4125 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0025640  Lasthenia californica Duncan S. Bell 2011-4-23 2305 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0025644  Thysanocarpus desertorum Duncan S. Bell 2011-4-23 2309 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0026022  Eriogonum plumatella Duncan S. Bell 2012-9-8 4140 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0026025  Nicotiana obtusifolia Duncan S. Bell 2012-9-8 4137 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027847  Mollugo cerviana Duncan S. Bell 2012-9-8 4121 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027848  Chamaesyce setiloba Duncan S. Bell 2012-9-8 4122 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027849  Chamaesyce micromera Duncan S. Bell 2012-9-8 4123 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027924  Eriogonum cithariforme var. agninum Duncan S. Bell, Amanda Turek 2010-9-4 1921 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0027925  Monardella robisonii Duncan S. Bell, Amanda Turek 2010-9-4 1922 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0028224  Acacia greggii Duncan S. Bell, Amanda Turek 2010-9-4 1923 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0028229  Pectis papposa Duncan S. Bell 2012-9-8 4118 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0028230  Bouteloua barbata Duncan S. Bell 2012-9-8 4119 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0028231  Bouteloua aristidoides Duncan S. Bell 2012-9-8 4120 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0031461  Mirabilis bigelovii Duncan S. Bell 2011-4-23 2336 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031568  Quercus turbinella Duncan S. Bell 2011-4-23 2342 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0034343  Mirabilis laevis var. villosa Jim Andre 2014-5-18 28211 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0034345  Lupinus excubitus var. excubitus Jim Andre 2014-5-18 28206 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0036325  Artemisia ludoviciana subsp. albula Duncan S. Bell 2014-10-14 7623 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0036327  Baccharis sergiloides Duncan S. Bell 2014-10-14 7625 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0038656  Lomatium mohavense Duncan S. Bell 2010-5-21 1045 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0038659  Salvia dorrii Duncan S. Bell 2010-5-21 1048 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1239 Comment
  RSA0038661  Nicolletia occidentalis Duncan S. Bell 2010-5-21 1050 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1239 Comment
  RSA0040158  Thysanocarpus desertorum Duncan S. Bell 2014-4-25 6613 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0040161  Mentzelia jonesii Duncan S. Bell 2014-4-25 6610 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0040163  Syntrichopappus fremontii Duncan S. Bell 2014-4-25 6608 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0041525  Larrea tridentata Duncan S. Bell 2014-4-25 6660 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0041526  Coleogyne ramosissima Duncan S. Bell 2014-4-25 6661 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0041527  Hirschfeldia incana Duncan S. Bell 2014-4-25 6662 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0041659  Thysanocarpus desertorum A. C. Sanders, Mark Elvin 2003-4-5 25890 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA0046570  Gilia stellata Duncan S. Bell 2014-4-25 6652 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0046571  Camissonia claviformis Duncan S. Bell 2014-4-25 6651 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0046577  Plagiobothrys jonesii Duncan S. Bell 2014-4-25 6637 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047393  Eriogonum wrightii var. wrightii Duncan S. Bell 2014-10-14 7611 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1247 Comment
  RSA0047403  Mirabilis bigelovii var. bigelovii Duncan S. Bell 2014-4-25 6633 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047426  Eriogonum palmerianum Duncan S. Bell 2014-4-25 6631 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047430  Mentzelia involucrata Duncan S. Bell 2014-4-25 6626 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047580  Eschscholzia minutiflora Jim Andre 2014-5-2 27662 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0047967  Mirabilis laevis var. villosa Jim Andre 2014-5-2 27667 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0049559  Oenothera californica subsp. avita Jim Andre 2014-5-18 28200 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0050098  Linanthus aureus Duncan S. Bell 2010-5-21 1033 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0050358  Eschscholzia parishii Duncan S. Bell 2010-5-21 1064 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0050371  Gilia ochroleuca subsp. ochroleuca Duncan S. Bell 2010-5-21 1057 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA0050441  Gilia sinuata J. M. Andre 2014-5-8 29425 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0050444  Mirabilis laevis var. villosa J. M. Andre 2014-5-8 29419 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0050447  Nicolletia occidentalis J. M. Andre 2014-5-8 29414 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0050550  Chenopodium fremontii Duncan S. Bell 2014-10-14 7646 San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range, collecting in Sorrel Horse Canyon to the west of Pioneertown. 1300 Comment
  RSA0053714  Eriastrum eremicum subsp. eremicum Duncan S. Bell 2010-5-21 1073 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0053755  Phacelia lemmonii Duncan S. Bell 2010-5-21 1084 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0060791  Gutierrezia sarothrae Duncan S. Bell 2014-10-14 7619 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0060793  Ericameria paniculata Duncan S. Bell 2014-10-14 7613 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1247 Comment
  RSA0060799  Eriogonum cithariforme var. agninum Duncan S. Bell 2014-10-14 7621 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0061222  Ambrosia salsola var. pentalepis J. Andre 2014-5-18 28209 San Bernardino Little San Bernardino Mountains; along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0062581  Astragalus acutirostris Duncan S. Bell 2014-4-25 6602 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0062582  Galium angustifolium subsp. gracillimum Duncan S. Bell 2014-4-28 6742 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0062583  Erigeron foliosus Duncan S. Bell 2014-4-28 6740 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0067608  Eriastrum eremicum subsp. eremicum Jim Andre 2014-5-18 28172 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0067633  Gilia clokeyi Jim Andre 2014-5-2 27656 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0067646  Gilia sinuata Jim Andre 2014-5-18 28178 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0067894  Lomatium mohavense Jim Andre 2014-5-18 28188 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0067895  Stephanomeria exigua var. exigua Jim Andre 2014-5-18 28185 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0068159  Eriastrum eremicum subsp. eremicum J. M. Andre 2014-5-8 29431 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0068161  Krameria erecta J. M. Andre 2014-5-8 29433 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0068166  Linanthus bernardinus J. M. Andre 2014-5-8 29448 San Bernardino Near intersection of Pioneertown Rd and Pipes Cyn Rd, 3.4 mi. north of Pioneertown. 1306 Comment
  RSA0070018  Ribes quercetorum Duncan S. Bell 2013-12-28 6091 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Water Canyon, about 0.75 air mile south of Chaparrosa Spring. 1268 Comment
  RSA0070035  Eriastrum eremicum subsp. eremicum Jim Andre 2014-5-2 27680 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0070036  Syntrichopappus fremontii Jim Andre 2014-5-2 27681 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0079332  Cryptantha pterocarya var. purpusii Duncan S. Bell 2011-5-5 2378 San Bernardino Sawtooth Mountains; eastern section of this mountain range; collecting on a small area of BLM land surrounded by private property. 1184 Comment
  RSA0084848  Gilia brecciarum subsp. brecciarum Jim Andre 2014-5-18 28138 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0094379  Keckiella antirrhinoides var. microphylla Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31084 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.4 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1135 Comment
  RSA0094380  Coleogyne ramosissima Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31083 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.4 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1135 Comment
  RSA0094764  Mimulus bigelovii var. bigelovii Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31102 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA0104673  Chamaesyce abramsiana Duncan S. Bell 2015-10-1 8693 San Bernardino Black Mesa on the Pioneertown Mountains Preserve, approximately 3.5 air miles northeast of Pioneertown. 1238 Comment
  RSA0120228  Lasthenia californica Duncan S. Bell 2016-3-13 8918 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0120857  Syntrichopappus fremontii Duncan S. Bell 2016-4-17 9355 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120859  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2016-4-17 9353 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120861  Mentzelia nitens Duncan S. Bell 2016-4-17 9351 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120872  Lycium cooperi Duncan S. Bell 2016-4-17 9359 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120873  Yucca brevifolia Duncan S. Bell 2016-4-17 9358 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120874  Tetradymia axillaris var. longispina Duncan S. Bell 2016-4-17 9357 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0121073  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2016-3-13 8915 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0121077  Phoradendron californicum Duncan S. Bell 2016-3-13 8914 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0121862  Nemacladus ramosissimus Duncan S. Bell 2011-4-23 2356 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.5 air mile south of Chaparrosa Spring and approx. 1.9 air miles southwest of Pioneertown. 1248 Comment
  RSA0121864  Mimulus bigelovii Duncan S. Bell 2011-4-23 2353 B San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.7 air miles southeast of Chaparrosa Spring and approx. 1.7 air miles southwest of Pioneertown. 1227 Comment
  RSA0122732  Pectocarya peninsularis Duncan S. Bell 2016-4-19 9415 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0122886  Eriogonum saxatile Duncan S. Bell 2016-4-19 9393 San Bernardino Southeastern end of the Bighorn Mountains; the southwestern slopes of Flat Top Mesa, just north of Pipes Wash. 1313 Comment
  RSA0122887  Acmispon glaber var. glaber Duncan S. Bell 2016-4-19 9392 San Bernardino Southeastern end of the Bighorn Mountains; the southwestern slopes of Flat Top Mesa, just north of Pipes Wash. 1313 Comment
  RSA0124159  Thysanocarpus desertorum Duncan S. Bell 2011-5-5 2383 San Bernardino Sawtooth Mountains; eastern section of this mountain range; collecting on a small area of BLM land surrounded by private property. 1184 Comment
  RSA125847  Ericameria cuneata var. spathulata E. K. Balls, Percy C. Everett 1957-11-13 22804 San Bernardino 4.7 miles NW along road Yucca Valley to Pioneer Town. 1128 Comment
  RSA146009  Oenothera californica subsp. californica William M. Klein 1958-4-12 239 San Bernardino West side of Yucca Valley along the highway to 29 Palms; Joshua Tree woodland; Comment
  RSA271715  Simmondsia chinensis J. Sauer, C. Burns Jr. 1974-4-20 5572 San Bernardino On granite ridge overlooking Yucca Valley, southest corner of Burns Pinypn Reserve. Comment
  RSA486915  Gilia stellata Maureen Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488898  Mentzelia involucrata Maureen Pendleton 1988-3-29 s.n. San Bernardino 2 miles E of Pioneer town. 1311 Comment
  RSA488908  Malacothrix glabrata Maureen H. Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488912  Lomatium mohavense subsp. mohavense Maureen H. Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488929  Phoradendron californicum Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Near Pioneertown, at recharge site on Pioneertown Road, 1 miles NW of Sunnyslope Dr. 1098 Comment
  RSA489193  Monoptilon bellidiforme Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Near Pioneertown, on Pioneertown Road, ca. 1 mile NW of Sunnyslope Drive 1098 Comment
  RSA511555  Oenothera californica subsp. californica Ed LaRue, S. Dougherty, S. Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA511571  Lotus nevadensis Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA512150  Mimulus aurantiacus var. pubescens Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA516738  Purshia tridentata var. glandulosa Ed LaRue, S. Dougherty, S. J. Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA657313  Coleogyne ramosissima James Henrickson 1998-4-19 22233 San Bernardino Three miles NW of community of Yucca Valley on road to Pioneer Town. Comment
  RSA680938  Bahiopsis parishii A. C. Sanders, Mark Elvin 2003-4-5 25925 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA682576  Lomatium mohavense A. C. Sanders, Mark Elvin 2003-4-5 25855 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA683895  Pectis papposa A. C. Sanders, Mark Elvin 2003-10-5 27196 San Bernardino Southern Mohave Desert: UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. Ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence. 1250 Comment
  RSA691035  Camissonia palmeri A. C. Sanders, Mark A. Elvin 2003-4-5 25862 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA703443  Mimulus bigelovii Mark A. Elvin 2003-5-18 2786 San Bernardino Little San Bernardino Mtns: UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burn's House N of campground. 1256 Comment
  RSA703445  Linanthus aureus Mark Elvin 2003-5-18 2789 San Bernardino Little San Bernardino Mtns: UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burn's House N of campground. 1256 Comment
  RSA708168  Lotus rigidus Mark Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4013 San Bernardino Little San Bernardino Mountains: Southern Mojave Desert: Ca. 1.5 miles E of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, S side of Useless Mountain. 1250 Comment
  RSA708207  Larrea tridentata Peter A. Bowler 2004-5-28 s.n. San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pioneertown, between front gate and reserve headquarters at old Burns' home. 1250 Comment
  RSA709099  Monoptilon bellioides A. C. Sanders, George K. Helmkamp, E. A. Helmkamp 1995-4-30 16787 San Bernardino Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi north of Hwy 62 1000 Comment
  RSA709511  Porophyllum gracile Mark A. Elvin 2005-5-7 4273 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley; S of campground. 1256 Comment
  RSA709761  Baccharis sergiloides Mark Elvin 2005-5-7 4271 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley; S of campground. 1256 Comment
  RSA713688  Eschscholzia minutiflora Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4003 San Bernardino Little San Bernardino Mountains: Southern Mojave Desert: Ca. 1.5 miles E of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, S side of 'Useless Mountain'. 1250 Comment
  RSA713834  Nicolletia occidentalis Mark A. Elvin 2005-9-24 4567 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Road ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. 328 Comment
  RSA713838  Eriogonum wrightii var. wrightii Mark A. Elvin, Margie P. Elvin, Katie Elvin, Andy Elvin 2005-9-25 4578 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns.: E of Pioneer town along skyline Ranch Road about 1.2 km W of UC Burns Reserve. 1227 Comment
  RSA713840  Tetradymia stenolepis Mark A. Elvin, Margie P. Elvin 2005-9-24 4571 San Bernardino Southern Mojave Desert, Little San Bernardino Mountains: Pioneertown, SE of the jctn of Pioneertown Road and Ridgeline Road. 1220 Comment
  RSA715241  Sphaeralcea ambigua A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16748 San Bernardino Eastern San Bernardino Mtns./Mojave Desert: Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi N of Hwy 62 (11S NH-4E, 7N) 1000 Comment
  RSA747137  Nemacladus rubescens A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16777 San Bernardino Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi north of Hwy 62 1000 Comment
  RSA764370  Monardella linoides subsp. linoides L. M. Prince, Bart O'Brien 2008-6-20 507 -A San Bernardino Pipes Canyon. NW of Pioneertown. 1230 Comment
  RSA764371  Monardella linoides subsp. linoides L. M. Prince, Bart O'Brien 2008-6-20 507 -B San Bernardino Pipes Canyon. NW of Pioneertown. 1230 Comment
  RSA764372  Monardella linoides subsp. linoides L. M. Prince, Bart O'Brien 2008-6-20 507 -C San Bernardino Pipes Canyon. NW of Pioneertown. 1230 Comment
  RSA764373  Monardella linoides subsp. linoides L. M. Prince, Bart O'Brien 2008-6-20 507 -D San Bernardino Pipes Canyon. NW of Pioneertown. 1230 Comment
  RSA771488  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4727 San Bernardino Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  RSA771491  Monardella robisonii Mark A. Elvin 2005-9-23 4520 San Bernardino Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve c. 2 (air) mi ESE of Pioneertown, S and SE side of ridge at E boundary of the reserve 1280 Comment
  RSA771494  Monardella linoides subsp. linoides Mark A. Elvin 2004-7-25 3641 San Bernardino UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  RSA774905  Eriogonum cithariforme var. agninum Duncan S. Bell 2011-5-5 2384 San Bernardino Sawtooth Mountains; eastern section of this mountain range; collecting on a small area of BLM land surrounded by private property. 1184 Comment
  RSA774921  Keckiella antirrhinoides subsp. microphylla Duncan S. Bell 2011-5-5 2388 San Bernardino Sawtooth Mountains; eastern section of this mountain range; collecting on a small area of BLM land surrounded by private property. 1184 Comment
  RSA774962  Bahiopsis parishii Duncan S. Bell 2011-5-5 2386 San Bernardino Sawtooth Mountains; eastern section of this mountain range; collecting on a small area of BLM land surrounded by private property. 1184 Comment
  RSA778751  Eriogonum plumatella Jim Andre 2010-11-10 15465 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road. 1135 Comment
  RSA780962  Cryptantha intermedia J. Andre 2011-5-16 17144 San Bernardino Along Pioneertown Road, 7.2 miles NNW of Hwy. 62 (at Yucca Valley) just east of Pipes Canyon, just west of Black Hill. 1301 Comment
  RSA780966  Mirabilis bigelovii var. bigelovii Jim Andre 2011-5-16 17184 San Bernardino Little San Bernardino Mountain, just north of Pioneertown along Pioneertown Road (north side) 6.1 miles NNW of Hwy. 62 (at Yucca Valley) 1239 Comment
  RSA782028  Petalonyx thurberi subsp. thurberi Duncan S. Bell, Amanda Bell 2011-10-8 2971 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA782032  Amaranthus fimbriatus Duncan S. Bell, Amanda Bell 2011-10-8 2975 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA785325  Monardella robisonii Mark A. Elvin 2004-7-25 3647 San Bernardino UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, east southeast of Burns House in boulders at east edge of the Reserve 1268 Comment
  RSA787662  Lycium cooperi Duncan S. Bell 2012-5-8 3632 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  RSA787668  Centaurium exaltatum Duncan S. Bell 2012-5-8 3625 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  RSA799342  Gilia clokeyi Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4733 San Bernardino Sawtooth Mountains; Chaparrosa Wash; approximately 1 air mile southwest of Pioneertown and about 0.4 air mile north of Chaparrosa Spring. 1266 Comment
  RSA800261  Nicolletia occidentalis J. Andre 2010-11-10 15467 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
  RSA800507  Senecio flaccidus var. monoensis J. Andre 2010-11-10 15466 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
  RSA801845  Gilia minor Duncan S. Bell 2010-5-31 1210 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801854  Stephanomeria parryi Duncan S. Bell 2010-5-31 1219 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA802111  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2010-5-31 1187 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802118  Baccharis sergiloides Duncan S. Bell 2010-5-31 1175 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802123  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2010-5-31 1165 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802199  Gilia scopulorum Duncan S. Bell 2010-5-31 1206 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA802210  Sphaeralcea ambigua Duncan S. Bell 2010-5-31 1203 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802212  Mimulus bigelovii Duncan S. Bell 2010-5-31 1205 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  SBBG58179  Cuscuta occidentalis R. Hoffmann 1931-6-12 San Bernardino 5 mi W of Warren's Well Comment
  SBBG62028  Eriogonum elongatum var. elongatum R. Hoffmann 1931-6-12 San Bernardino 5 mi W of Warren's Well Comment
  SD174852  Porophyllum gracile Mark A. Elvin 2005-5-7 4273 San Bernardino Little San Bernardino Mts: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; S of campground. 1256 Comment
  SD218272  Baccharis sergiloides Mark A. Elvin 2004-4-9 3256 Riverside Little San Bernardino Mountains; UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles east of Pioneertown, east of Burn's House. 1264 Comment
  SD218278  Ericameria cuneata var. spathulata Mark A. Elvin 2004-7-25 3652 San Bernardino Little San Bernardino Mountains; UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles east of Pioneertown west of Burn's House north of campground. 1256 Comment
  SD218291  Porophyllum gracile Mark A. Elvin 2004-7-25 3639 San Bernardino Little San Bernardino Mountains/;Mojave Desert: UC Burn's Pinyon Ridge Reserve in a wash area and adjacent foothills northeawst of Pioneer Town Road and west of the mouth of N Railroad Canyon. 1067 Comment
  SD218296  Stephanomeria exigua subsp. exigua Peter A. Bowler 2004-5-28 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2.0 miles ESE of Pioneertown between front gate and reserve headquarters at old Burn/s home. 1250 Comment
  SD218402  Larrea tridentata Peter A. Bowler 2004-5-28 San Bernardino U. C. Burns Pinyon Ridge Reserve, ca. 2.0 air miles ESE of Pioneertown between front gate and reserve headquarters. 1250 Comment
  SD220045  Cryptantha barbigera var. barbigera Peter A. Bowler 2004-5-28 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, ca. 2.0 miles (air) ESE of Pioneertown between front gate and reserve headquarters at old Burn's home. 1250 Comment
  SD220058  Acmispon rigidus Mark A. Elvin, Margie P. Elvin and Lyn Heller 2005-2-12 4013 San Bernardino Southern Mojave Desert: ca. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve, north central portion, south side of Useless Mountain. 1250 Comment
  SD220065  Ribes quercetorum Mark A. Elvin 2006-4-1 4665 San Bernardino Little San Bernardino Mountains: Pipes Canyon Preserve; Sorrel Horse Canyon, south of Pioneertown Road along wash and ridge to the south. 1220 Comment
  SD220073  Chylismia claviformis subsp. claviformis Mark A. Elvin 2004-4-9 3305 San Bernardino Mojave Desert; ca. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve west of the mouth opf N Railroad Canyon in wash and adjacent foothills. 1067 Comment
  SD220075  Eschscholzia minutiflora Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4003 San Bernardino Southern Mojave Desert; ca. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve, north central portioon, south side of Useless Mountain. 1250 Comment
  SD233816  Euphorbia setiloba A. C. Sanders, Mark A. Elvin 2003-10-5 27199 San Bernardino Southern mojave Desert: UC Burns Pinyon Ridge Reerve, south of Skyline Ranch Road va. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campside along wesern fence (Yucca Valley North 7.5') 1250 Comment
  SD233882  Mollugo cerviana A. C. Sanders, M. A. Elvin 2003-10-5 27197 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence. 1250 Comment
  SD233897  Eschscholzia minutiflora A. C. Sanders, M. Elvin 2003-4-5 25896 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  SD237502  Monardella linoides subsp. linoides Mark A. Elvin 2004-7-25 3641 San Bernardino Little San Bernardino Mountains / Mojave Desert: Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  SD237503  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4727 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. 1250 Comment
  SD237506  Monardella robisonii Mark A. Elvin 2004-7-25 3647 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, east southeast of Burns House in boulders at east edge of the Reserve. 1267 Comment
  SD237507  Monardella robisonii Mark A. Elvin 2005-9-23 4520 San Bernardino UTM in Supplement. Southern Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoreertown, S and SE side of ridge at E boundary of Reserve. 1280 Comment
  SD241078  Monardella robisonii Mark A. Elvin 2004-7-25 3648 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, ca. 1.5 miles east of Pioneertown, east southeast of Burns House in boulders at east edge of the Reserve (Yucca Valley North 7.5'Q) 1267 Comment
  SD241748  Logfia depressa Mark A. Elvin 2004-4-9 3245 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, east of Burns House (Yucca Valley North 7.5'Q) 1264 Comment
  SD248204  Mirabilis laevis var. villosa J. M. Andre 2014-5-2 27667 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 3.6 miles NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mile south of Pioneertown, at foot of hills. Yucca Valley North 7.5'Q 1209 Comment
  SD248217  Eschscholzia minutiflora J. M. Andre 2014-5-2 27662 San Bernardino Little San Bernardino Mountains; along Pioneertown Rd., 3.6 miles NW of Jct with Hwy 62 (Yucca Valley), ca. 0.5 mile south of Pioneertown. 1209 Comment
  SD249189  Chenopodium fremontii Duncan S. Bell 2014-10-14 7646 San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range; Sorrel Horse Canyon to the west of Pioneertown. 1299 Comment
  SD255143  Euphorbia abramsiana Duncan S. Bell 2015-8-21 8632 San Bernardino Transverse Ranges; San Bernardino Mountains region: the southeastern end of the Bighorn Mountains; collecting on the southeast corner/rim of Flat Top Mesa to the southeast of Black Lava Butte. 1310 Comment
  SD48399  Ericameria cuneata var. spathulata E. K. Balls, P. C. Everett 1957-11-13 22804 San Bernardino 4.7 miles northwest on road from Yucca Valley to Pioneer Town. Comment
  SEINET1008002  Gilia stellata A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-1 16770 San Bernardino Eastern San Bernardino Mtns./Mojave Desert: Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi N of Hwy 62. 1006 Comment
  SEINET2043056  Ericameria cuneata A. C. Sanders, Mark A. Elvin 2003-10-5 27208 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd., ca. 2 air miles ESE of Pinonerrtown, 1.5 air miles NW of Yucca Valley, student campsite along western fence. (Yucca Valley North 7.5') 1250 Comment
  SEINET2043062 Image available Chamaesyce micromera A. C. Sanders, Mark A. Elvin 2003-10-5 27200 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd., ca. 2 air miles ESE of Pinonerrtown, 1.5 air miles NW of Yucca Valley, student campsite along western fence. (Yucca Valley North 7.5') 1250 Comment
  SEINET2043063 Image available Chamaesyce setiloba A. C. Sanders, Mark A. Elvin 2003-10-5 27199 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd., ca. 2 air miles ESE of Pinonerrtown, 1.5 air miles NW of Yucca Valley, student campsite along western fence. (Yucca Valley North 7.5') 1250 Comment
  SEINET2043242 Image available Amaranthus fimbriatus A. C. Sanders, Mark A. Elvin 2003-10-5 27210 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, S of Skyline Ranch Rd., ca 2 air miles ESE of Pioneertown, 1.5 air mi NW of Yucca Valley, student campsite along western fence (Yucca Valley North Quad 7.5'). 1250 Comment
  SEINET2043243 Image available Viguiera parishii A. C. Sanders, Mark A. Elvin 2003-10-5 27209 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, S of Skyline Ranch Rd., ca 2 air miles ESE of Pioneertown, 1.5 air mi NW of Yucca Valley, student campsite along western fence (Yucca Valley North Quad 7.5'). 1250 Comment
  SEINET2047736 Image available Bouteloua aristidoides A. C. Sanders, Mark A. Elvin 2003-10-5 27224 San Bernardino UC Burns PInyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd., and mouth of large canyon from NE (Yucca Valley North Quad 7.5'). 1098 Comment
  SEINET2048111 Image available Petalonyx thurberi A. C. Sanders, Mark A. Elvin 2003-10-5 27228 San Bernardino A big wash at Yucca Valley town limit above Pioneertown Rd. and mouth of large canyon from NEUC Burns Pinyon Ridge Reserve, Southern Mojave Desert 1098 Comment
  SEINET2049191 Image available Nicolletia occidentalis A. C. Sanders, Mark A. Elvin 2003-10-5 27225 San Bernardino University of California, Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and the mouth of large canyon from NE (Yucca Valley North 7.5') 1098 Comment
  SEINET2056852 Image available Eriogonum plumatella A. C. Sanders, Mark A. Elvin 2003-10-5 27233 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and mouth of large canyon from NE (Yucca Valley North 7.5'). 1097 Comment
  SEINET2059365 Image available Yucca brevifolia var. herbertii Howard S. Gentry, L. McGill 1976-7-8 23661 San Bernardino Ca. 3/4 mi NW of Pioneertown 1219 Comment
  SEINET2059367 Image available Yucca brevifolia var. herbertii Howard S. Gentry, L. McGill 1976-7-8 23662 San Bernardino Ca. 3/4 mi NW of Pioneertown 1219 Comment
  SEINET2067012 Image available Mirabilis laevis var. retrorsa A. C. Sanders, Mark Elvin 2003-4-5 25868 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd, ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home (Yucca Valley North 7.5'). 1249 Comment
  SEINET244150  Eschscholzia minutiflora A. C. Sanders 2003-4-5 25896 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquaters at old Burns home 1250 Comment
  SEINET244152  Viguiera parishii A. C. Sanders 2003-4-5 25925 San Bernardino Mojave Desert: UC Burns Pinyon Rigde Reserve, off Skyline Rande Rd. ca. 2 mi (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquaters at old Burns home. 1250 Comment
  SEINET3161597  Boechera lincolnensis M. D. Windham 2004-4-1 2956 San Bernardino NNW of Yucca Valley in Water Canyon along Pioneertown Rd. ca. 1.5 road miles NNW of its junction with CA 62. 1097 Comment
  SEINET3347404 Image available Camissonia claviformis Andrew C. Sanders, Chika Mori 2011-6-15 39672 San Bernardino Southern Mojave Desert; Yucca Valley, Pioneertown Canyon, 0.8 mi. north of Hwy 62 on Pioneertown Road 1077 Comment
  SEINET3356033 Image available Nicolletia occidentalis A. C. Sanders, Chika Mori 2011-6-15 39669 San Bernardino Southern Mojave Desert; Yucca Valley, Pioneertown Canyon, 0.8 mi. north of Hwy 62 on Pioneertown Road (Yucca Valley Norh 7.5Q.) 1077 Comment
  SEINET3417801  Nemacladus rubescens Andrew C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16777 San Bernardino Eastern San Bernardino Mtns./Mojave Desert; Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi north of Hwy 62 1000 Comment
  SEINET3729737 Image available Ericameria cuneata Andrew C. Sanders, Mark A. Elvin 2003-10-5 27208 San Bernardino Southern Mojave Desert; UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  SEINET876321  Yucca brevifolia H. S. Gentry, L. McG 1976-1 23662 San Bernardino ca. 3/4 mile NW of Pioneertown, San Bernardino Co. Comment
  SEINET9304620  Monardella robisonii Unknown 2004-7-25 3647 San Bernardino Little San Bernadino Mountains Comment
  UC1080586  Ericameria cuneata var. spathulata E. K. Balls and P. C. Everett 1957-11-13 22804 San Bernardino 4.7 mi nw on rd Yucca Valley to Pioneer Town (on dry rocky hills and on rocks); Joshua Tree Woodland Plant Community 1127 Comment
  UC1174656  Phacelia campanularia subsp. vasiformis George W. Gillett 1954-1 Unknown Comment
  UC117945  Arabis parishii S. B. Parish 1894-6-24 San Bernardino e base San Bernardino Mts. 1981 Comment
  UC117946  Arabis parishii S. B. Parish Jun 1892 234 San Bernardino e base San Bernardino Mts. 1981 Comment
  UC1787291  Mirabilis laevis var. retrorsa A. C. Sanders, Mark Elvin 2003-4-5 25868 San Bernardino Majave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1249 Comment
  UC1787293  Phoradendron californicum A. C. Sanders, Mark Elvin 2003-4-5 25930 San Bernardino Majave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1097 Comment
  UC1787296  Stephanomeria exigua subsp. deanei A. C. Sanders 2003-10-5 27193 San Bernardino Southern Mojave Desert; UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UC1787302  Amaranthus fimbriatus A. C. Sanders, Mark A. Elvin 2003-10-5 27210 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence. 1249 Comment
  UC2031362  Cryptantha pterocarya var. purpusii Duncan S. Bell 2010-5-31 1165 San Bernardino Sawtooth Mountains; approximately 1.25 air miles SW of Pioneer town, and approx. 0.75 air miles N of Chaparrosa Spring. Comment
  UCD112967  Coleogyne ramosissima Geoffrey Levin 1977-4-30 1220 San Bernardino 2 mi. east of Pioneertown at Burns Pinon Ridge Reserve. East base of San Bernardino Mts. 1280 Comment
  UCD125609  Salvia mohavensis Geoffrey Levin 1977-4-30 1217 San Bernardino 2 miles east of Pioneertown at Burns Pinon Ridge Reserve. East base of San Bernardino Mountains. 1280 Comment
  UCD127682  Lomatium mohavense Geoffrey Levin 1977-4-30 1219 San Bernardino 2 mi. east of Pioneertown at Burns Pinon Ridge Reserve. East base of San Bernardino Mts. Morongo Canyon drainage area. 1280 Comment
  UCR122933  Lupinus andersonii George K. Helmkamp, E. A. Helmkamp 2001-4-21 6470 San Bernardino East foothills San Bernardino Mtns, Pipes Cyn Rd 0.4 mi west of Pioneertown Rd (N of Yucca Valley). 1250 Comment
  UCR123219  Grayia spinosa O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR125792  Phacelia campanularia A. C. Sanders, Mark Elvin 2003-4-5 25926 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR125823  Mirabilis laevis var. retrorsa A. C. Sanders, Mark Elvin 2003-4-5 25868 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR125827  Phoradendron californicum A. C. Sanders, Mark Elvin 2003-4-5 25930 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125830  Encelia farinosa var. farinosa A. C. Sanders, Mark Elvin 2003-4-5 25940 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125836  Linanthus aureus A. C. Sanders, Mark Elvin 2003-4-5 25941 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR126076  Eschscholzia minutiflora A. C. Sanders, Mark Elvin 2003-4-5 25896 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126090  Lomatium mohavense A. C. Sanders, Mark Elvin 2003-4-5 25855 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126093  Camissonia palmeri A. C. Sanders, Mark Elvin 2003-4-5 25862 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126108  Sphaeralcea ambigua A. C. Sanders, Mark Elvin 2003-4-5 25897 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126111  Filago depressa A. C. Sanders, Mark Elvin 2003-4-5 25901 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126116  Eschscholzia parishii A. C. Sanders, Mark Elvin 2003-4-5 25909 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126122  Cheilanthes parryi A. C. Sanders, Mark Elvin 2003-4-5 25912 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126126  Melica frutescens A. C. Sanders, Mark Elvin 2003-4-5 25924 B San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126128  Bahiopsis parishii A. C. Sanders, Mark A. Elvin 2003-4-5 25925 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126133  Syntrichopappus fremontii A. C. Sanders, Mark Elvin 2003-4-5 25884 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR128079  Ericameria cuneata A. C. Sanders, Mark A. Elvin 2003-10-5 27208 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128080  Bahiopsis parishii A. C. Sanders, Mark A. Elvin 2003-10-5 27209 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128081  Amaranthus fimbriatus A. C. Sanders, Mark A. Elvin 2003-10-5 27210 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128083  Bouteloua barbata A. C. Sanders, Mark A. Elvin 2003-10-5 27204 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128088  Euphorbia micromera A. C. Sanders, Mark A. Elvin 2003-10-5 27200 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128089  Pectis papposa A. C. Sanders, Mark A. Elvin 2003-10-5 27196 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128090  Mollugo cerviana A. C. Sanders, Mark A. Elvin 2003-10-5 27197 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128092  Euphorbia setiloba A. C. Sanders, Mark A. Elvin 2003-10-5 27199 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128320  Bouteloua aristidoides A. C. Sanders, Mark A. Elvin 2003-10-5 27224 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR128321  Nicolletia occidentalis A. C. Sanders, Mark A. Elvin 2003-10-5 27225 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR128323  Petalonyx thurberi A. C. Sanders, Mark A. Elvin 2003-10-5 27228 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130307  Euphorbia micromera A. C. Sanders, Mark A. Elvin 2003-10-5 27245 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130308  Physalis crassifolia A. C. Sanders, Mark A. Elvin 2003-10-5 27242 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130311  Phacelia campanularia A. C. Sanders, Mark A. Elvin 2003-10-5 27239 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130313  Hilaria rigida A. C. Sanders, Mark A. Elvin 2003-10-5 27221 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, along wash beside Burns house 1265 Comment
  UCR130315  Amaranthus fimbriatus A. C. Sanders, Mark A. Elvin 2003-10-5 27244 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130320  Eriogonum plumatella A. C. Sanders, Mark A. Elvin 2003-10-5 27233 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130321  Eriastrum densifolium subsp. densifolium A. C. Sanders, Mark A. Elvin 2003-10-5 27234 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130326  Baileya pleniradiata A. C. Sanders, Mark A. Elvin 2003-10-5 27223 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130327  Mollugo cerviana A. C. Sanders, Mark A. Elvin 2003-10-5 27246 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130328  Pectis papposa A. C. Sanders, Mark A. Elvin 2003-10-5 27247 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130329  Euphorbia setiloba A. C. Sanders, Mark A. Elvin 2003-10-5 27248 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR13953  Monoptilon bellidiforme O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13974  Baccharis sergiloides O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13975  Lomatium mohavense O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13976  Lomatium mohavense O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13985  Mimulus bigelovii var. bigelovii O. F. Clarke 1973-4-23 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, Burns Pinyon Ridge Reserve 1280 Comment
  UCR13989  Gilia latiflora subsp. davyi O. F. Clarke 1973-3-22 s.n. San Bernardino Mojave Desert, Burns Pinyon Ridge Reserve 1220 Comment
  UCR13991  Gilia scopulorum O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13993  Mentzelia jonesii O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR145435  Mirabilis laevis var. retrorsa Mark A. Elvin 2003-5-18 2830 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146084  Sphaeralcea ambigua var. rugosa Mark A. Elvin 2003-5-18 2810 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146087  Mirabilis laevis var. villosa Mark A. Elvin 2003-5-18 2803 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146096  Mimulus bigelovii Mark A. Elvin 2003-5-18 2786 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146098  Eschscholzia minutiflora Mark A. Elvin 2003-5-18 2817 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146099  Keckiella antirrhinoides subsp. microphylla Mark A. Elvin 2003-5-18 2826 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146552  Yucca brevifolia Mark A. Elvin 2004-4-9 3267 G San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, NW portion near camping area 1256 Comment
  UCR146710  Cylindropuntia echinocarpa Mark A. Elvin 2004-7-25 3650 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146713  Acacia greggii Mark A. Elvin 2004-7-25 3636 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR146717  Porophyllum gracile Mark A. Elvin 2004-7-25 3639 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR146719  Petalonyx thurberi subsp. thurberi Mark A. Elvin 2004-7-25 3622 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR146721  Eriogonum plumatella Mark A. Elvin 2004-7-25 3634 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR146723  Baccharis sergiloides Mark A. Elvin 2004-4-9 3256 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR146724  Ericameria cuneata var. spathulata Mark A. Elvin 2004-7-25 3652 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146725  Salvia mohavensis Mark A. Elvin 2004-7-25 3645 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, east southeast of Burns House in boulders at east edge of the Reserve 1268 Comment
  UCR146902  Camissonia claviformis subsp. claviformis Mark A. Elvin 2004-4-9 3305 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, west of the mouth of N Railroad Canyon 1067 Comment
  UCR146910  Baccharis sergiloides Mark A. Elvin 2004-4-9 3294 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, SW portion, in North Railroad Canyon 1159 Comment
  UCR146940  Salvia mohavensis Mark A. Elvin 2004-4-9 3254 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR146943  Melica frutescens Mark A. Elvin 2004-4-9 3301 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, SW portion, in North Railroad Canyon 1159 Comment
  UCR146944  Chorizanthe brevicornu Mark A. Elvin 2004-4-9 3263 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, NW portion near camping area 1256 Comment
  UCR146948  Melica frutescens Mark A. Elvin 2004-4-9 3292 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, SW portion, in North Railroad Canyon 1159 Comment
  UCR147317  Stephanomeria exigua subsp. exigua Peter A. Bowler 2004-5-28 s.n. San Bernardino Little San Bernardino Mountains, UC Burn's Pinyon Ridge Reserve, c. 2.0 mi ESE of Pioneertown, between front gate and reserve headquarters at old Burn's home 1250 Comment
  UCR147318  Larrea tridentata Peter A. Bowler 2004-5-28 s.n. San Bernardino Little San Bernardino Mountains, UC Burn's Pinyon Ridge Reserve, c. 2.0 mi ESE of Pioneertown, between front gate and reserve headquarters at old Burn's home 1250 Comment
  UCR147319  Brassica geniculata Peter A. Bowler 2004-5-28 s.n. San Bernardino Little San Bernardino Mountains, UC Burn's Pinyon Ridge Reserve, c. 2.0 mi ESE of Pioneertown, between front gate and reserve headquarters at old Burn's home 1250 Comment
  UCR154153  Bahiopsis parishii Mark A. Elvin 2004-12-16 3843 San Bernardino Little San Bernardino Mtns, Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 mi (air) ESE of Pioneertown, 1.5mi (air) NW of Yucca Valley, E portion of Reserve, north of N Railroad Canyon 1280 Comment
  UCR154162  Melica frutescens Mark A. Elvin 2005-5-7 4267 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Resercve, off Skyline Ranch Road, c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; small unnamed N-facing canyon ESE of the Burns House 1265 Comment
  UCR154164  Brickellia arguta var. arguta Mark A. Elvin 2005-5-7 4269 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Resercve, off Skyline Ranch Road, c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; small unnamed N-facing canyon ESE of the Burns House 1265 Comment
  UCR154223  Baccharis sergiloides Mark A. Elvin 2005-5-7 4271 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Resercve, off Skyline Ranch Road, c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; small unnamed N-facing canyon ESE of the Burns House 1265 Comment
  UCR154267  Eschscholzia minutiflora Mark A. Elvin, M. P. Elvin, L. Heller 2005-2-12 4003 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, south side of 'Useless Mountain 1250 Comment
  UCR154328  Lotus rigidus Mark A. Elvin, M. P. Elvin, L. Heller 2005-2-12 4013 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, south side of 'Useless Mountain 1250 Comment
  UCR154331  Nicotiana obtusifolia Mark A. Elvin, M. P. Elvin, L. Heller 2005-2-12 4007 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, south side of 'Useless Mountain 1250 Comment
  UCR154473  Grayia spinosa Mark A. Elvin 2005-3-23 4086 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucca Valley; SW corner; slope above Water Canyon Wash 1220 Comment
  UCR154478  Salvia dorrii var. pilosa Mark A. Elvin 2005-3-22 4080 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burnbs Pinyon Ridge Reserve, off Skyline Ranch Road c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; NE corner 1235 Comment
  UCR154523  Krameria erecta Mark A. Elvin 2004-7-25 3640 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR157477  Sphaeralcea ambigua A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16748 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157483  Cheilanthes parryi A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16763 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157750  Monoptilon bellioides A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16787 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157857  Cryptantha pterocarya var. purpusii A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16794 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157863  Filago depressa A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16845 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157891  Eriogonum thurberi A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16792 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157892  Langloisia schottii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16786 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157893  Gilia stellata A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16770 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR158112  Nemacladus rubescens A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16777 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR161536  Porophyllum gracile Mark A. Elvin 2005-5-7 4273 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucca Valley; south of campground 1256 Comment
  UCR169331  Salvia dorrii var. pilosa Mark A. Elvin, A. Elvin, K. Elvin 2005-9-24 4573 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, east of Pioneertown in wash north of Ridgeline Road 1128 Comment
  UCR169333  Nicolletia occidentalis Mark A. Elvin 2005-9-24 4567 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR169335  Tetradymia stenolepis Mark A. Elvin, Margie P. Elvin 2005-9-24 4571 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, Pioneertown, SE of the junction of Pioneertown Road and Ridgeline Road 1220 Comment
  UCR169342  Amaranthus fimbriatus Mark A. Elvin 2005-9-24 4563 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR169346  Eriogonum wrightii var. wrightii Mark A. Elvin, Margie P. Elvin, A. Elvin, K. Elvin 2005-9-25 4578 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, east of Pioneertown along Skyline Ranch Road c. 1.2 km west of UC Burns Reserve 1227 Comment
  UCR16964  Purshia glandulosa Arthur Douglas 1969-5-4 18 San Bernardino San Bernardino Mtns./Southern Mojave Desert, near Pioneertown, 4 miles west of the east end of the Pipes Canyon Road 1280 Comment
  UCR17032  Krameria erecta J. R. Olson 1969-5-18 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, 1 mi. north of Yucca Valley on Pioneertown Road 1067 Comment
  UCR17205  Eriastrum densifolium subsp. densifolium Frank C. Vasek 1978-7-6 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, below Flat Top on Pipes Canyon Road, c. 3 mi. west of junction with Old Woman Springs Road 1265 Comment
  UCR172729  Larrea tridentata Arthur Douglas 1969-5-3 11 San Bernardino Southern Mojave Desert, 2 miles north of Yucca Valley on the road to Pioneertown 976 Comment
  UCR17470  Coleogyne ramosissima N. R. Zabriskie, W. W. Zabriskie 1971-5-15 405 San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 2 mi NW of Pioneertown (NW of Yucca Valley) before Pipes Canyon Road 1372 Comment
  UCR175535  Baccharis sergiloides Mark A. Elvin 2005-9-24 4532 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley. N Railroad Canyon; seep area near 'Boo Canyon 1143 Comment
  UCR175537  Bahiopsis parishii Mark A. Elvin 2005-9-24 4537 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley. N Railroad Canyon, between Water Canyon wash and seep area near 'Boo Canyon 1120 Comment
  UCR175538  Monardella robisonii Mark A. Elvin 2005-9-23 4520 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve c. 2 (air) mi ESE of Pioneertown, S and SE side of ridge at E boundary of the reserve 1280 Comment
  UCR175547  Linanthus aureus Mark A. Elvin 2006-4-1 4694 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175616  Euphorbia micromera Mark A. Elvin 2005-9-23 4515 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve c. 2 (air) mi ESE of Pioneertown, NW corner of the reserve (near gate) 1256 Comment
  UCR175618  Eriogonum brachyanthum Mark A. Elvin 2005-9-23 4519 a San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve c. 2 (air) mi ESE of Pioneertown, NW corner of the reserve (near gate) 1256 Comment
  UCR175620  Euphorbia setiloba Mark A. Elvin 2005-9-23 4517 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve c. 2 (air) mi ESE of Pioneertown, NW corner of the reserve (near gate) 1256 Comment
  UCR175629  Monardella linoides subsp. linoides Mark A. Elvin 2005-9-24 4542 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley. Tributary to N Railroad Canyon, near Water Canyon wash 1120 Comment
  UCR175631  Senecio flaccidus var. monoensis Mark A. Elvin 2005-9-24 4550 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR175741  Ribes quercetorum Mark A. Elvin 2006-4-1 4665 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175756  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4686 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175765  Eriogonum brachyanthum Mark A. Elvin 2005-9-24 4553 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR17795  Camissonia confusa A. C. Sanders 1978-4-26 00462 San Bernardino Mojave Desert, c. 5 mi north of Yucca Valley, near Pipes Wash on Old Woman Spring Rd. 1159 Comment
  UCR184671  Monardella robisonii Mark A. Elvin 2005-9-23 4520 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve c. 2 (air) mi ESE of Pioneertown, S and SE side of ridge at E boundary of the reserve 1280 Comment
  UCR219955  Monardella linoides subsp. linoides Mark A. Elvin 2004-7-25 3641 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR220068  Monardella robisonii Mark A. Elvin 2004-7-25 3647 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, east southeast of Burns House in boulders at east edge of the Reserve 1268 Comment
  UCR220070  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4727 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR220073  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4668 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR228960  Camissonia claviformis A. C. Sanders, Chika Mori 2011-6-15 39672 San Bernardino Southern Mojave Desert, Yucca Valley, Pioneertown Canyon, 0.8 mi. north of Hwy 62 on Pioneertown Road 1077 Comment
  UCR229125  Nicolletia occidentalis A. C. Sanders, Chika Mori 2011-6-15 39669 San Bernardino Southern Mojave Desert, Yucca Valley, Pioneertown Canyon, 0.8 mi. north of Hwy 62 on Pioneertown Road 1077 Comment
  UCR230894  Monardella robisonii Mark A. Elvin 2004-7-25 3648 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, east southeast of Burns House in boulders at east edge of the Reserve 1268 Comment
  UCR233494  Mirabilis bigelovii var. bigelovii Jim Andre 2011-5-16 17184 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233498  Phacelia campanularia subsp. vasiformis Jim Andre 2011-5-16 17180 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233519  Lotus scoparius subsp. brevialatus Jim Andre 2011-5-16 17159 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR236328  Nicolletia occidentalis Jim Andre 2010-11-10 15467 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR236329  Eriogonum plumatella Jim Andre 2010-11-10 15465 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR237658  Amaranthus fimbriatus Peter A. Bowler 2003-10-11 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California Burns Pinyon Ridge Reserve, north of Yucca Valley 1220 Comment
  UCR238186  Filago depressa Mark A. Elvin 2004-4-9 3245 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR25754  Salvia mohavensis John C. Roos 1946-11-2 3156 San Bernardino Mojave Desert, Wash NW of Lone Star Ranch [Yucca Valley?; the site of a gas station north of Joshua Tree Nat. Mon.] Comment
  UCR25769  Nicolletia occidentalis John C. Roos 1946-11-2 3150 San Bernardino Mojave Desert, Wash NW of Lone Star Ranch [Yucca Valley?; the site of a gas station north of Joshua Tree Nat. Mon.] Comment
  UCR25800B  Phacelia campanularia John C. Roos 1946-11-2 3155 San Bernardino Mojave Desert, Wash NW of Lone Star Ranch [Yucca Valley?; the site of a gas station north of Joshua Tree Nat. Mon.] Comment
  UCR267349  Mirabilis laevis var. villosa Jim Andre 2014-5-8 29419 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267361  Mimulus bigelovii Jim Andre 2014-5-8 29438 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267362  Krameria erecta Jim Andre 2014-5-8 29433 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR26762  Lupinus andersonii George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR267775  Mirabilis laevis var. villosa Jim Andre 2014-5-2 27667 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267776  Lomatium mohavense Jim Andre 2014-5-2 27669 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267780  Gilia clokeyi Jim Andre 2014-5-2 27656 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267783  Gilia sinuata Jim Andre 2014-5-2 27657 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267786  Eschscholzia minutiflora Jim Andre 2014-5-2 27662 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267787  Gilia sinuata Jim Andre 2014-5-8 29425 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267789  Mentzelia ravenii Jim Andre 2014-5-8 29420 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267799  Phacelia campanularia subsp. vasiformis Jim Andre 2014-5-8 29415 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267833  Eschscholzia minutiflora Jim Andre 2014-5-18 28173 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267843  Mirabilis laevis var. villosa Jim Andre 2014-5-18 28211 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR267844  Ambrosia salsola var. pentalepis Jim Andre 2014-5-18 28209 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR267846  Lupinus excubitus var. excubitus Jim Andre 2014-5-18 28206 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR267851  Nicolletia occidentalis Jim Andre 2014-5-18 28201 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR268518  Gilia brecciarum subsp. brecciarum Jim Andre 2014-5-18 28138 San Bernardino Mojave Desert/San Bernardino Mtns., 0.3 mile south of Pipe Springs Rd., c. 1 mile west of Hwy 247, Pipes Wash at confluence with Chuparrosa Wash 1125 Comment
  UCR269183  Senecio flaccidus var. monoensis Duncan S. Bell, Amanda Turek 2010-9-4 1913 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown 1248 Comment
  UCR269184  Eriastrum eremicum Duncan S. Bell, Amanda Turek 2010-9-4 1914 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown 1248 Comment
  UCR269192  Chenopodium incanum Duncan S. Bell 2012-9-8 4131 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains, in Water Canyon, about 2 miles south of Pioneertown 1160 Comment
  UCR272894  Euphorbia abramsiana Duncan S. Bell 2015-8-21 8632 San Bernardino San Bernardino Mountains, southeastern end of the Bighorn Mountains, southeast corner of Flat Top Mesa, southeast of Black Lava Butte 1311 Comment
  UCR274207  Streptanthella longirostris Duncan S. Bell 2010-5-21 1061 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash 1305 Comment
  UCR274235  Eriogonum wrightii var. wrightii Duncan S. Bell 2014-10-14 7611 San Bernardino Sawtooth Mountains, an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown 1247 Comment
  UCR274242  Chenopodium fremontii Duncan S. Bell 2014-10-14 7646 San Bernardino Sawtooth Mountains, Pioneertown Mountains Preserve, western section of the range, in Sorrel Horse Canyon to the west of Pioneertown 1300 Comment
  UCR274388  Eucrypta micrantha Duncan S. Bell 2014-4-25 6640 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274395  Astragalus acutirostris Duncan S. Bell 2014-4-25 6602 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274472  Plagiobothrys jonesii Duncan S. Bell 2014-4-25 6637 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274826  Erigeron foliosus Duncan S. Bell 2014-4-28 6740 San Bernardino Pioneertown Mountains Preserve, Pipes Wash, between Black Hill and Flat Top, c. 2.5 air miles north of Pioneertown 1184 Comment
  UCR274833  Galium angustifolium subsp. gracillimum Duncan S. Bell, Perrine Veguer 2014-4-28 6742 San Bernardino Pioneertown Mountains Preserve, Pipes Wash, between Black Hill and Flat Top, c. 2.5 air miles north of Pioneertown 1184 Comment
  UCR35827  Nicolletia occidentalis A. C. Sanders 1984-8-3 5114 San Bernardino San Bernardino Mtns./Mojave Desert, east end of the San Bernardino Mtns., c. 2 mi NW of Yucca Valley on Pioneertown Road 1098 Comment
  UCR52081  Eschscholzia parishii S. J. Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, near Pioneertown at recharge site on Pioneertown Road, c. 1 mi NW of Sunnyslope Drive 1098 Comment
  UCR59921  Arabis dispar Ed LaRue, S. Dougherty, S. J. Myers 1989-4-17 s.n. San Bernardino San Bernardino Mtns./Mojave Desert, 0.5 mi west of Bowden Flat, on a stream channel running through Burns Canyon, c. 1 mi SE of town of Rimrock. Pipes Road transverses the site 1341 Comment
  UCR75508  Astragalus bernardinus A. C. Sanders, Harry Spilman, and C. N. P. S. field trip 1993-4-24 13784 San Bernardino San Bernardino Mtns., east end of mtns., Pioneertown Rd at Short Rd, 3.3 mi. NW of Pioneertown between Sorrel Horse Canyon and Pipes Wash 1300 Comment
  UCR86683  Chorizanthe brevicornu A. C. Sanders, G. K. Helmkamp 1995-4-30 16795 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86687  Eschscholzia parishii A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16761 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86803  Logfia depressa A. C. Sanders, George K. Helmkamp, E. A. Helmkamp 1995-4-30 16779 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCSB34676  Quercus cornelius-mulleri Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino Fairview Dr., 0.6 miles N of Hwy 62, Yucca Valley Comment
  UCSB34677  Quercus cornelius-mulleri Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino Fairview Dr., 0.6 miles N of Hwy 62, Yucca Valley Comment
  UCSB34679  Quercus cornelius-mulleri Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino Fairview Dr., 0.6 miles N of Hwy 62, Yucca Valley Comment
  UCSB34680  Quercus cornelius-mulleri Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino Fairview Dr., 0.6 miles N of Hwy 62, Yucca Valley Comment
  UCSB34681  Quercus cornelius-mulleri Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino End of fairview Dr., 0.6 miles north of Highway 62, Yucca Valley Comment
  UCSB34682  Quercus cornelius-mulleri Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino Fairview Dr., 0.6 miles N of Hwy 62, Yucca Valley Comment
  UCSB34683  Quercus cornelius-mulleri Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino Fairview Dr., 0.6 miles N of Hwy 62, Yucca Valley Comment
  UCSB34684  Quercus cornelius-mulleri K. Nixon, E. Hendon 1980-5-23 2512 San Bernardino 0.6 MI N OF HWY 62 FAIRVIEW DRIVE Comment
  UCSB34685  Quercus cornelius-mulleri Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino Fairview Dr., 0.6 miles N of Hwy 62, Yucca Valley Comment
  UCSB34686  Quercus cornelius-mulleri Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino Fairview Dr., 0.6 miles N of Hwy 62, Yucca Valley Comment
  UCSB34687  Quercus cornelius-mulleri Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino Fairview Dr., 0.6 miles N of Hwy 62, Yucca Valley Comment
  UCSB37939  Salvia dorrii var. dorrii Carlson, B. 1978-4-23 San Bernardino West of Yucca Valley; along Skyline Ranch Rd; .5 mi N. of Pioneer Pass Rd Comment
  UCSB38363  Salvia dorrii var. dorrii Reed, Susan 1977-5-23 San Bernardino Skyline Ranch Rd; about 3 miles north of Yucca Valley on Pioneertown Rd 914 Comment
  UCSB38367  Oenothera californica subsp. avita Leen, Rosemary 1977-5-24 San Bernardino Skyline Ranch Road 914 Comment
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Nov 27 2014
  VVC398  Chorizanthe brevicornu A. C. Sanders 1995-4-30 16795 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi N of Hwy 62 1000 Comment
  A367449  Penstemon incertus R. S. Woglum 1941-6-13 3073 Unknown Warrens Well; road to Pipes Canyon, near Windmill Street. Comment
  A402616  Lycium cooperi A. M. Alexander & L. Kellogg 1941-4-23 2066 Unknown Morongo Pass 1051 Comment
  CAS-BOT-BC121339  Delphinium parishii subsp. parishii P. C. Everett; E. K. Balls 1958-5-4 23094 San Bernardino 3.8 miles NW from Yucca Valley along road to Pioneer Town. 1127 Comment
  CAS-BOT-BC13626  Ambrosia acanthicarpa A. C. Sanders; Mark A. Elvin 2003-10-5 27226 San Bernardino UC Burns Pinyon Ridge Preserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd 1098 Comment
  CAS-BOT-BC149435  Bromus berteroanus A. C. Sanders; G. Helmkamp; L. Helmkamp 1995-4-30 16836 San Bernardino San Bernardino Mountains/Mojave Desert. Pioneertown Road, 1.9 mile north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pinoeertown, Water Canyon. 1125 Comment
  CAS-BOT-BC166374  Epilobium canum subsp. canum Mark A. Elvin; Margie P. Elvin 2005-9-24 4569 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: About 1.5k m S of Pioneertown along Pioneertown Road 1189 Comment
  CAS-BOT-BC202376  Prosopis glandulosa var. torreyana Mark A. Elvin 2004-7-25 3642 San Bernardino Little San Bernardino Mountains/Mojave Desert: Ca. 1.5 miles E of Pioneertown, UC Burn's Pinyon Ridge Reservoir W of the mouth of N Railroad Canyon 1067 Comment
  CAS-BOT-BC216716  Lupinus excubitus var. excubitus Annie M. Alexander; Louise Kellogg 1941-6-2 2279 San Bernardino Upper Morongo Valley 1036 Comment
  CAS-BOT-BC22516  Acamptopappus sphaerocephalus M. McCollum 1976-6-11 2006 San Bernardino 6 1/4 miles SSW of Yucca Valley, Upper Little Morongo Canyon 975 Comment
  CAS-BOT-BC22517  Acamptopappus sphaerocephalus M. McCollum 1976-6-11 2005 San Bernardino 5 miles SSW of Yucca Valley, Morongo Canyon Summit 1219 Comment
  CAS-BOT-BC239092  Penstemon incertus Richard M. Straw 1959-5-9 1565 San Bernardino Pioneertown, north of Yucca Valley; Mojave Desert 1219 Comment
  CAS-BOT-BC239096  Penstemon incertus R. S. Woglum 1941-6-13 3073 San Bernardino Warrens Well; road to Pipes Canyon, near Windmill Street, San Bernardino County (extreme southwest) Comment
  CAS-BOT-BC253373  Eriogonum fasciculatum var. polifolium M. McCollum 1976-6-11 2042 San Bernardino 6 1/4 mi SSW of Yucca Valley, Upper Little Morongo Canyon 975 Comment
  CAS-BOT-BC287034  Coreopsis calliopsidea P. C. Everett; E. K. Balls 1958-5-4 23097 San Bernardino 3.1 miles NW from Yucca Valley on road to Pioneer Town 1097 Comment
  CAS-BOT-BC321614  Layia glandulosa P. C. Everett; N. F. Lolonis 1963-5-3 24494 San Bernardino Above road at summit of pass between Morongo Valley & Yucca Valley 1005 Comment
  CAS-BOT-BC324043  Senecio flaccidus var. douglasii A. C. Sanders; Mark A. Elvin 2003-10-5 27227 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and mouth of large canyon from NE. 1098 Comment
  CAS-BOT-BC328002  Lepidospartum squamatum Philip A. Munz 1946-10-22 11599 San Bernardino Canyon 6 mi NW of Twentynine Palms Hwy on road to Victorville 1158 Comment
  CAS-BOT-BC346408  Psorothamnus arborescens M. McCollum 1976-6-11 2029 San Bernardino Upper Little Morongo Canyon, 6 1/4 miles SSW of Yucca Valley 975 Comment
  CAS-BOT-BC353567  Psorothamnus arborescens var. simplicifolius A. C. Sanders; Mark A. Elvin 2003-10-5 27249 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off Pioneertown Road and in mouth of large canyon from NE 1097 Comment
  CAS-BOT-BC38364  Caulanthus cooperi A. C. Sanders; Mark A. Elvin 2003-4-5 25902 San Bernardino Mojave Desert. UC Burns Pinyon Ridge Reserver, off Skyline Ranch Road, ca. 2 miles (air) ESE of Pioneertown. 1250 Comment
  CAS-BOT-BC401072  Chaenactis stevioides Sarah J. De Groot; Cheryl Sevilla 2014-5-14 7109 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley 1241 Comment
  CAS-BOT-BC401073  Ericameria linearifolia Sarah J. De Groot; Cheryl Sevilla 2014-5-14 7111 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley 1216 Comment
  CAS-BOT-BC401074  Chylismia claviformis subsp. claviformis Sarah J. De Groot; Cheryl Sevilla 2014-5-14 7115 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404 1184 Comment
  CAS-BOT-BC401076  Malacothrix glabrata Sarah J. De Groot; Cheryl Sevilla 2014-5-20 7122 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley 1167 Comment
  CAS-BOT-BC401077  Camissoniopsis pallida subsp. pallida Sarah J. De Groot; Cheryl Sevilla 2014-5-20 7124 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley 1167 Comment
  CAS-BOT-BC401078  Abronia villosa var. villosa Sarah J. De Groot; Cheryl Sevilla 2014-5-20 7125 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley 1167 Comment
  CAS-BOT-BC421679  Pappostipa speciosa Sarah J. De Groot; Cheryl Sevilla 2014-5-14 7110 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. 1241 Comment
  CAS-BOT-BC422338  Eschscholzia minutiflora Sarah J. De Groot; Cheryl Sevilla 2014-5-14 7117 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  CAS-BOT-BC465979  Eriastrum densifolium subsp. elongatum Sarah J. De Groot; Cheryl Sevilla 2014-7-7 7154 San Bernardino Bighorn Mountains area: Pipes Wash W of Hwy 247, S of Flat Top Mesa, ESE of HIll 4485 1183 Comment
  CAS-BOT-BC465980  Senegalia greggii Sarah J. De Groot; Cheryl Sevilla 2014-7-7 7155 San Bernardino Bighorn Mountains area: Pipes Wash W of Hwy 247, S of Flat Top Mesa, ESE of HIll 4485 1183 Comment
  CAS-BOT-BC492922  Nemacladus Duncan S. Bell 2014-4-28 6734 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top. approx. 2.5 air i N of Pioneertown 1184 Comment
  CAS-BOT-BC75250  Sisymbrium irio A. C. Sanders; Mark Elvin 2003-4-5 25900 San Bernardino Mojave Desert. UC Burns Pinyon Ridge Reserve, off Skyline Ranch Road, ca. 2 miles (air) ESE of Pioneerstown. 1250 Comment
  CLARK-A1528-265  Machaeranthera tortifolia Arthur Douglas 1969-5-3 12 San Bernardino 1158 Comment
  CLARK-A1528-2721  Acacia greggii John C. Roos 1947-8-2 3733 San Bernardino Pipes Wash 1310 Comment
  CLARK-A1528-274  Nicolletia occidentalis Wanda Jonas 1969-5-4 30 San Bernardino Flamingo Heights 1097 Comment
  CLARK-A1528-3929  Langloisia matthewsii Sally Bell 1964-4-18 San Bernardino Comment
  CLARK-A1528-5741  Penstemon incertus John C. Roos 1947-8-2 3734 San Bernardino Burns Canyon 1280 Comment
  CLARK-A1528-5742  Penstemon incertus John C. Roos 1947-8-2 3734 San Bernardino Burns Canyon 1280 Comment
  CLARK-A1528-632  Abronia villosa Danny Sall 1970-5-3 San Bernardino Yucca Valley 1066 Comment
  CLARK-A1528-731  Chorizanthe thurberi 1966-5-20 San Bernardino Comment
  CLARK-A1528-743  Eriogonum molestum Charlotte Stocks 1966-6-15 San Bernardino Comment
  CLARK-A1528-747  Eriogonum saxatile Charlotte Stocks 1966-5-15 San Bernardino Pioneertown Comment
  CLARK-A1528-795  Ceanothus greggii subsp. vestitus Conrad Bahre 1970-5-2 San Bernardino Pioneertown 1371 Comment
  CLARK-A1528-843  Castilleja chromosa Arthur Douglas 1969-5-4 22 San Bernardino Pioneertown| Pipes Wash 1280 Comment
  CLARK-A1656-748  Layia glandulosa Lois Ann Scott 1976-4-28 San Bernardino Yucca Valley Comment
  CLARK-A1656-801  Pectocarya setosa Theo Glenn 1982-5-18 San Bernardino Pioneertown Comment
  CLARK-A1656-811  Calochortus kennedyi Theo Glenn 1982-5-18 San Bernardino Pioneertown Comment
  CLARK-A1656-818  Mentzelia veatchiana Theo Glenn 1982-5-18 San Bernardino Pioneertown Comment
  CSUSB98  Emmenanthe penduliflora David M. Peterson 1966-3-13 660313 9 Riverside Little Morongo Creek canyon, 1 mile north of Morongo Valley (29 Palms Road) on southwest facing slope. 761 Comment
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Mar 28 2014
  GH356501  Ephedra californica R. F. Thorne 1964-5-3 34006 Unknown Pipes Wash; 5.2 miles N of Yucca Valley; Joshua Tree road Comment
  GH366972  Lupinus excubitus A. M. Alexander & L. Kellogg 1941-6-2 2279 Unknown Upper Morongo Valley 1036 Comment
  GMDRC4867  Chrysothamnus teretifolius J. Andre 2010-11-1 15469 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 2.6 mi. N. of Yucca Valley, growing in rocky canyon (moist) on west side of road. 1135 Comment
  GMDRC4868  Lepidospartum squamatum J. Andre 2010-11-1 15470 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 2.6 mi. N. of Yucca Valley, growing in rocky canyon (moist) on west side of road. 1135 Comment
  GMDRC4869  Eriogonum davidsonii J. Andre 2010-11-1 15471 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 2.6 mi. N. of Yucca Valley, growing in rocky canyon (moist) on west side of road. 1135 Comment
  GMDRC4870  Eriogonum elongatum var. elongatum J. Andre 2010-11-1 15472 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 2.6 mi. N. of Yucca Valley, growing in rocky canyon (moist) on west side of road. 1135 Comment
  GMDRC4871  Quercus cornelius-mulleri J. Andre 2010-11-1 15474 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 2.6 mi. N. of Yucca Valley, growing in rocky canyon (moist) on west side of road. 1135 Comment
  GMDRC4872  Arctostaphylos glauca J. Andre 2010-11-1 15475 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 2.6 mi. N. of Yucca Valley, growing in rocky canyon (moist) on west side of road. 1135 Comment
  GMDRC5024  Lomatium mohavense J. Andre 2011-5-16 17157 San Bernardino along Pioneertown Rd, 7.2 mi. NNW of Hwy 62 (at Yucca Valley) just east of Pipes Canyon, just west of Black Hil 1301 Comment
  GMDRC5026  Astragalus palmeri J. Andre 2011-5-16 17161 San Bernardino along Pioneertown Rd, 7.2 mi. NNW of Hwy 62 (at Yucca Valley) just east of Pipes Canyon, just west of Black Hil 1301 Comment
  GMDRC5030  Penstemon incertus J. Andre 2011-5-16 17174 San Bernardino Little San Bernardino Mountains: just north of Pioneertown along Pioneertown Rd (north side) 6.1 mi. NNW of Hwy 62 (at Yucca Valley) 1239 Comment
  GMDRC5031  Lupinus microcarpus var. microcarpus J. Andre 2011-5-16 17176 San Bernardino Little San Bernardino Mountains: just north of Pioneertown along Pioneertown Rd (north side) 6.1 mi. NNW of Hwy 62 (at Yucca Valley) 1239 Comment
  GMDRC5032  Galium angustifolium subsp. gracillimum J. Andre 2011-5-16 17182 San Bernardino Little San Bernardino Mountains: just north of Pioneertown along Pioneertown Rd (north side) 6.1 mi. NNW of Hwy 62 (at Yucca Valley) 1239 Comment
  GMDRC5033  Stipa parishii var. parishii J. Andre 2011-5-16 17183 San Bernardino Little San Bernardino Mountains: just north of Pioneertown along Pioneertown Rd (north side) 6.1 mi. NNW of Hwy 62 (at Yucca Valley) 1239 Comment
  GMDRC6084  Mentzelia veatchiana J. M. Andre 2014-5-2 27658 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6085  Pectocarya linearis subsp. ferocula J. M. Andre 2014-5-2 27659 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6086  Eriogonum angulosum J. M. Andre 2014-5-2 27660 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6087  Acmispon glaber var. brevialatus J. M. Andre 2014-5-2 27668 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6088  Phacelia cryptantha J. M. Andre 2014-5-2 27672 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6089  Eriogonum saxatile J. M. Andre 2014-5-2 27676 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6090  Linanthus bernardinus J. M. Andre 2014-5-2 27679 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6091  Psorothamnus arborescens var. simplicifolius J. M. Andre 2014-5-2 27684 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6092  Acmispon argophyllus var. argophyllus J. M. Andre 2014-5-2 27685 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6161  Psorothamnus arborescens var. simplicifolius J. M. Andre 2014-5-18 28139 San Bernardino Little San Bernardino Mountains: 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247 1125 Comment
  GMDRC6162  Eriogonum brachyanthum J. M. Andre 2014-5-18 28141 San Bernardino Little San Bernardino Mountains: 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247 1125 Comment
  GMDRC6163  Saltugilia latimeri J. M. Andre 2014-5-18 28143 San Bernardino Little San Bernardino Mountains: 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247 1125 Comment
  GMDRC6169  Camissoniopsis pallida subsp. pallida J. M. Andre 2014-5-18 28169 San Bernardino Little San Bernardino Mountains: along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns 1221 Comment
  GMDRC6170  Galium angustifolium subsp. gracillimum J. M. Andre 2014-5-18 28183 San Bernardino Little San Bernardino Mountains: along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns 1221 Comment
  GMDRC6171  Prunus ilicifolia subsp. ilicifolia J. M. Andre 2014-5-18 28191 San Bernardino Little San Bernardino Mountains: along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns 1221 Comment
  GMDRC6172  Platystemon californicus J. M. Andre 2014-5-18 28193 San Bernardino Little San Bernardino Mountains: along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns 1221 Comment
  GMDRC6173  Melica imperfecta J. M. Andre 2014-5-18 28196 San Bernardino Little San Bernardino Mountains: along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns 1221 Comment
  GMDRC6174  Phoradendron serotinum subsp. tomentosum J. M. Andre 2014-5-18 28197 San Bernardino Little San Bernardino Mountains: along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns 1221 Comment
  GMDRC6175  Penstemon incertus J. M. Andre 2014-5-18 28226 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown 1197 Comment
  GMDRC6354  Lasthenia gracilis J. M. Andre 2014-5-8 29400 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  GMDRC6355  Cryptantha micrantha var. lepida J. M. Andre 2014-5-8 29405 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  GMDRC6356  Eriogonum davidsonii J. M. Andre 2014-5-8 29412 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  GMDRC6357  Leptosiphon breviculus J. M. Andre 2014-5-8 29417 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  GMDRC6359  Cryptantha oxygona J. M. Andre 2014-5-8 29421 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  GMDRC6360  Eschscholzia androuxii J. M. Andre 2014-5-8 29422 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  GMDRC6361  Acmispon glaber var. brevialatus J. M. Andre 2014-5-8 29435 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  GMDRC6362  Marah macrocarpa J. M. Andre 2014-5-8 29440 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  GMDRC6363  Psorothamnus arborescens var. simplicifolius J. M. Andre 2014-5-8 29441 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  GMDRC6860  Gilia ochroleuca subsp. exilis J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31082 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.4 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1135 Comment
  GMDRC6861  Leptosiphon breviculus J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31085 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  GMDRC6862  Cryptantha J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31086 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  GMDRC6863  Eschscholzia androuxii J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31087 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  GMDRC6864  Pectocarya linearis subsp. ferocula J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31089 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  GMDRC6865  Gilia ochroleuca subsp. exilis J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31090 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  GMDRC6866  Cryptantha barbigera var. fergusoniae J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31096 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  GMDRC6867  Mentzelia veatchiana J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31097 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  GMDRC6868  Gilia brecciarum subsp. brecciarum J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31099 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  GMDRC6870  Phoradendron bolleanum J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31103 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley 1148 Comment
  GMDRC6871  Pellaea mucronata var. mucronata J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31105 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley 1148 Comment
  GMDRC6872  Ziziphus parryi var. parryi J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31106 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley 1148 Comment
  GMDRC6873  Quercus cornelius-mulleri J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31107 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley 1148 Comment
  GMDRC7371  Salazaria mexicana Peter Bowler 2004-5-28 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd, ca. 2 mi. (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, in front of reserve headquarters at old Burns house 1250 Comment
  GMDRC7374  Chenopodium berlandieri Mark Elvin 2005-9-24 4554 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd, ca. 2 mi. (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, in Water Canyon Wash 1075 Comment
  GMDRC7376  Ambrosia acanthicarpa Mark Elvin 2005-9-24 4552 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd, ca. 2 mi. (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, in Water Canyon Wash 1075 Comment
  GMDRC7379  Amaranthus albus Mark Elvin 2005-9-24 4546 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd, ca. 2 mi. (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, in Water Canyon Wash 1075 Comment
  GMDRC7381  Cordylanthus rigidus subsp. setiger Mark Elvin 2005-9-24 4530 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd, ca. 2 mi. (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, N. Railroad Canyon, seep area near Boo Cyn 1143 Comment
  HSC25159  Pholistoma membranaceum Richard Spjut 1972-3-22 2300 San Bernardino Mojave Desert: Just N of Yucca Valley (off Canyon Dr.) 1220 Comment
  HSC25160  Mentzelia veatchiana R. W. Spjut 1972-3-22 2301 San Bernardino Mojave Desert, mtns. just N of Yucca Valley (off Canyon Dr.) 1220 Comment
  HSC25161  Phacelia campanularia subsp. vasiformis Richard Spjut 1972-3-22 2303 San Bernardino Mojave Desert: Just N of Yucca Valley (off Canyon Dr.) 1220 Comment
  HSC25162  Salvia columbariae Richard Spjut 1972-3-22 2304 San Bernardino Mojave Desert: Just N of Yucca Valley (off Canyon Dr.) 1220 Comment
  HSC25886  Eriophyllum confertiflorum Richard Spjut 1972-3-22 2313 San Bernardino Mojave Desert; Mtns. just N of Yucca Valley (along Canyon Dr.) 1067 Comment
  HSC25887  Mirabilis laevis var. villosa R. W. Spjut 1972-3-22 2306 San Bernardino Mojave Desert, mtns. just N of Yucca Valley (off Canyon Dr.) 1220 Comment
  HSC25952  Arctostaphylos glauca Richard Spjut 1972-1-7 2112 San Bernardino Mojave Desert; ca. 3 miles N of Yucca Valley near Pioneer Town 1220 Comment
  HSC28144  Nicolletia occidentalis Richard Spjut 1972-3-22 2310 San Bernardino Mojave Desert: Just N of Yucca Valley (off Canyon Dr.) 1220 Comment
  HSC47352  Ericameria linearifolia Richard Spjut, C. E. Edson 1978-5-2 5005 San Bernardino Mojave Desert; Near Pioneer Town just N of Yucca Valley 1524 Comment
  HSC47473  Purshia tridentata var. glandulosa Richard Spjut 1978-5-2 5046 San Bernardino Mohave Desert, Mtns. between Pioneer Town and Yucca Valley 1524 Comment
  HSC95247  Pinus monophylla A. C. Sanders, Mark A. Elvin 2003-4-5 25864 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd., 2 air mi. ESE of Pioneertown, 1.5 air mi. NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  HSC95370  Quercus cornelius-mulleri A. C. Sanders, Mark A. Elvin 2003-4-5 25915 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd., 2 air mi. ESE of Pioneertown, 1.5 air mi. NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  HSC95396  Schismus barbatus A. C. Sanders, Mark A. Elvin 2003-4-5 25865 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd., 2 air mi. ESE of Pioneertown, 1.5 air mi. NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  HSC95400  Phacelia cryptantha A. C. Sanders, Mark A. Elvin 2003-4-5 25911 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd., 2 air mi. ESE of Pioneertown, 1.5 air mi. NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  HSC95403  Marah macrocarpa A. C. Sanders, Mark A. Elvin 2003-4-5 25887 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd., 2 air mi. ESE of Pioneertown, 1.5 air mi. NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  HSC95407  Phacelia distans A. C. Sanders, Mark A. Elvin 2003-4-5 25871 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd., 2 air mi. ESE of Pioneertown, 1.5 air mi. NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  HSC95542  Pectocarya penicillata A. C. Sanders, Mark A. Elvin 2003-4-5 25856 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd., 2 air mi. ESE of Pioneertown, 1.5 air mi. NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  HSC98380  Eriogonum pusillum Richard Spjut 1972-3-22 2307 San Bernardino Mojave Desert: Just N of Yucca Valley (off Canyon Dr.) 1220 Comment
  HSC99212  Cryptantha micrantha Richard Spjut 1972-3-22 2311 San Bernardino Mojave Desert; Mtns. just N of Yucca Valley (along Canyon Dr.) 1067 Comment
  HSC99256  Phacelia distans Richard Spjut 1972-3-22 2308 San Bernardino Mojave Desert, just N of Yucca Valley (off Canyon Dr.) 1220 Comment
  IRVC15732  Delphinium parishii subsp. parishii Susan C. Baugh 1975-5-17 161 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Burns Canyon wash. Little San Bernardino Mountains 1250 Comment
  IRVC15733  Calochortus kennedyi var. kennedyi Susan C. Baugh 1975-5-17 162 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Burns Canyon near parking area. Little San Bernardino Mountains 1250 Comment
  IRVC15735  Dichelostemma capitatum subsp. capitatum Susan C. Baugh 1975-5-17 163 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Burns Canyon just W of Box Canyon B. Little San Bernardino Mountains 1238 Comment
  IRVC15739  Loeseliastrum matthewsii Susan C. Baugh 1975-5-17 167 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; "Box Canyon C". Little San Bernardino Mountains Comment
  IRVC15742  Lupinus elatus Susan C. Baugh 1975-5-3 152 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; next to road to Reserve, 0.25 mile from road sign. Little San Bernardino Mountains 1210 Comment
  IRVC15744  Allium fimbriatum var. fimbriatum Susan C. Baugh 1975-5-17 157 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Burns Canyon wash. Little San Bernardino Mountains 1250 Comment
  IRVC15752  Nama demissum var. demissum Susan C. Baugh 1975-5-3 153 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Burns Canyon Little San Bernardino Mountains 1247 Comment
  IRVC15757  Emmenanthe penduliflora Susan C. Baugh 1975-5-17 165 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Burns Canyon between canyons "A" and "B". Little San Bernardino Mountains 1238 Comment
  IRVC15758  Quercus cornelius-mulleri Susan C. Baugh 1975-6-18 173 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: Burns Canyon North [North Railroad Canyon?] Little San Bernardino Mountains 1243 Comment
  IRVC15769  Platystemon californicus Susan C. Baugh 1975-5-18 169 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; "Not Much Canyon". Little San Bernardino Mountains/southern Mojave Desert Comment
  IRVC15770  Camissonia campestris subsp. campestris Susan C. Baugh 1975-5-18 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains/southern Mojave Desert Comment
  IRVC15776  Prosopis glandulosa var. torreyana Susan C. Baugh 1975-6-17 171 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1084 Comment
  IRVC15781  Nemophila menziesii var. integrifolia Susan C. Baugh 1978-4-26 147 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; back of Not Much Canyon, north-facing slope. Little San Bernardino Mountains 1067 Comment
  IRVC15782  Nemophila menziesii var. integrifolia Susan C. Baugh 1978-4-26 147 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; back of Not Much Canyon, north-facing slope. Little San Bernardino Mountains 1067 Comment
  IRVC15783  Eriogonum pusillum Susan C. Baugh 1975-4-26 150 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; East Fuscipes Fork. Little San Bernardino Mountains 1061 Comment
  IRVC15784  Phacelia cryptantha Susan C. Baugh 1975-4-26 146 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; back of "Not Much Canyon". Little San Bernardino Mountains 1067 Comment
  IRVC15788  Erodium cicutarium Susan C. Baugh 1975-4-12 140 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; East "Fuscipes Fork". Little San Bernardino Mountains 1061 Comment
  IRVC15814  Eriophyllum confertiflorum var. confertiflorum Susan C. Baugh 1975-5-17 159 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC15841  Opuntia basilaris var. basilaris Susan C. Baugh 1975-5-17 155 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Burns Canyon between canyons "A" and "B". Little San Bernardino Mountains 1238 Comment
  IRVC19096  Cryptantha circumscissa Gordon A. Marsh 1982-6-3 20 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19097  Delphinium parishii subsp. parishii Gordon A. Marsh 1982-6-3 19 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19100  Erigeron breweri var. covillei Gordon A. Marsh 1982-6-3 18 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19101  Eriogonum maculatum Gordon A. Marsh 1982-6-3 17 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19102  Cryptantha pterocarya Gordon A. Marsh 1982-6-3 16 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19106  Allium fimbriatum var. fimbriatum Gordon A. Marsh 1982-6-3 12 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19107  Penstemon incertus Gordon A. Marsh 1982-6-3 11 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19109  Arabis dispar Gordon A. Marsh 1982-6-3 9 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19112  Guillenia lasiophylla Gordon A. Marsh 1982-4-15 36 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  IRVC19114  Lupinus sparsiflorus subsp. mohavensis Gordon A. Marsh 1982-4-15 37 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  IRVC19115  Layia glandulosa Gordon A. Marsh 1982-4-15 40 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19116  Phacelia distans Gordon A. Marsh 1982-4-15 41 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  IRVC19117  Nemophila menziesii var. integrifolia Gordon A. Marsh 1982-4-15 42 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; bottom of 1st draw Railroad Canyon. Little San Bernardino Mountains 1078 Comment
  IRVC19118  Nemophila menziesii var. integrifolia Gordon A. Marsh 1982-4-15 42 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; bottom of 1st draw Railroad Canyon. Little San Bernardino Mountains 1078 Comment
  IRVC19119  Nemophila menziesii var. integrifolia Gordon A. Marsh 1982-4-15 42 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; bottom of 1st draw Railroad Canyon. Little San Bernardino Mountains 1078 Comment
  IRVC19120  Chilopsis linearis subsp. arcuata Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19121  Eriogonum pusillum Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19128  Atriplex canescens subsp. canescens Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19132  Cercocarpus betuloides var. betuloides Gordon A. Marsh 1982-6-3 6 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19133  Salazaria mexicana Gordon A. Marsh 1982-6-3 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19134  Cercocarpus betuloides var. betuloides Gordon A. Marsh 1982-6-3 5 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19135  Lotus strigosus Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19136  Eriophyllum confertiflorum var. confertiflorum Gordon A. Marsh 1982-6-3 3 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19140  Crossosoma bigelovii Gordon A. Marsh 1982-4-15 44 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19143  Prunus fasciculata Gordon A. Marsh 1982-4-15 45 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19145  Ephedra californica Gordon A. Marsh 1982-4-15 53 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  IRVC19146  Rumex hymenosepalus Gordon A. Marsh 1982-4-15 52 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  IRVC19149  Bromus trinii Gordon A. Marsh 1982-4-15 18 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19150  Eriogonum pusillum Gordon A. Marsh 1982-4-15 19 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  IRVC19153  Nemophila menziesii var. integrifolia Gordon A. Marsh 1982-4-15 23 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  IRVC19155  Amsinckia tessellata Gordon A. Marsh 1982-4-15 24 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19157  Nemacladus sigmoideus Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19160  Cheilanthes covillei Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19161  Caulanthus cooperi Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19162  Mimulus aurantiacus Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19163  Cryptantha pterocarya Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19167  Calyptridium monandrum Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19170  Cheilanthes viscida Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19171  Prosopis glandulosa var. torreyana Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19178  Emmenanthe penduliflora Gordon A. Marsh 1982-4-29 29 10 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19179  Melica imperfecta Gordon A. Marsh 1982-4-29 29 9 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19180  Prunus fasciculata Gordon A. Marsh 1982-4-29 29 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19183  Chorizanthe thurberi Gordon A. Marsh 1982-4-29 5 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19185  Delphinium parishii subsp. parishii Gordon A. Marsh 1982-4-29 29 3 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19187  Crossosoma bigelovii Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19188  Purshia tridentata var. glandulosa Gordon A. Marsh 1982-4-20 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Southern Mojave Desert/Little San Bernardino Mountains Comment
  IRVC19190  Lasthenia gracilis Gordon A. Marsh 1982-4-15 49 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; bottom of 1st draw Railroad Canyon. Little San Bernardino Mountains 1078 Comment
  IRVC19191  Lotus strigosus Gordon A. Marsh 1982-4-15 48 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; bottom of 1st draw Railroad Canyon. Little San Bernardino Mountains 1078 Comment
  IRVC19192  Eriogonum pusillum Gordon A. Marsh 1982-4-15 47 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon, wash edge. Little San Bernardino Mountains 1078 Comment
  IRVC19193  Arabis pulchra Gordon A. Marsh 1982-4-15 46 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  IRVC19194  Eriophyllum wallacei Gordon A. Marsh 1982-4-15 2 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19195  Erodium cicutarium Gordon A. Marsh 1982-4-15 3 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19196  Schismus barbatus Gordon A. Marsh 1982-4-15 5 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19197  Pectocarya penicillata Gordon A. Marsh 1982-4-15 6 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19198  Bromus madritensis subsp. rubens Gordon A. Marsh 1982-4-15 8 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19202  Lupinus concinnus subsp. orcuttii Gordon A. Marsh 1982-4-15 10 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19205  Layia glandulosa Gordon A. Marsh 1982-4-15 11 a San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19206  Coreopsis bigelovii Gordon A. Marsh 1982-4-15 11 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19208  Descurainia pinnata subsp. glabra Gordon A. Marsh 1982-4-15 14 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19209  Thysanocarpus laciniatus var. laciniatus Gordon A. Marsh 1982-4-15 14 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19210  Cryptantha intermedia Gordon A. Marsh 1982-4-16 8 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19211  Melica imperfecta Gordon A. Marsh 1982-4-16 9 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19212  Arabis dispar Gordon A. Marsh 1982-4-16 11 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19213  Microseris linearifolia Gordon A. Marsh 1982-4-16 12 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  IRVC19214  Mirabilis laevis Gordon A. Marsh 1982-4-16 13 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19215  Caulanthus cooperi Gordon A. Marsh 1982-4-16 10 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19216  Crossosoma bigelovii Gordon A. Marsh 1982-4-16 14 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19218  Castilleja foliolosa Gordon A. Marsh 1982-4-16 16 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19219  Dichelostemma capitatum subsp. capitatum Gordon A. Marsh 1982-4-16 17 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19220  Mirabilis laevis Gordon A. Marsh 1982-4-16 18 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19221  Layia glandulosa Gordon A. Marsh 1982-4-16 20 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  IRVC19222  Anisocoma acaulis Gordon A. Marsh 1982-4-16 23 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  IRVC19223  Cheilanthes covillei Gordon A. Marsh 1982-4-16 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  IRVC19224  Arabis pulchra Gordon A. Marsh 1982-4-16 2 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19225  Pellaea mucronata subsp. mucronata Gordon A. Marsh 1982-4-16 5 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  IRVC19227  Calyptridium monandrum Gordon A. Marsh 1982-4-16 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19229  Lupinus concinnus subsp. orcuttii Gordon A. Marsh 1982-4-16 27 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC19230  Arabis pulchra Gordon A. Marsh 1982-4-16 28 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC19232  Selaginella bigelovii Gordon A. Marsh 1982-4-2 15 San Bernardino Burns Pinyon Ridge Reserve; upper Railroad Canyon tributary. Little San Bernardino Mountains 1159 Comment
  IRVC19234  Crossosoma bigelovii Gordon A. Marsh 1982-4-2 17 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; W central border area. Little San Bernardino Mountains 1220 Comment
  IRVC19236  Cercocarpus betuloides var. betuloides Gordon A. Marsh 1982-4-2 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; S-facing boulder slope [N of Railroad Canyon]. Little San Bernardino Mountains 1220 Comment
  IRVC19237  Ericameria linearifolia Gordon A. Marsh 1982-4-2 16 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; S-facing boulder slope [N of Railroad Canyon]. Little San Bernardino Mountains 1220 Comment
  IRVC19239  Phoradendron densum Gordon A. Marsh 1982-4-16 40 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  IRVC19240  Eriogonum elongatum Gordon A. Marsh 1982-4-16 30 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC19242  Poa secunda subsp. secunda Gordon A. Marsh 1982-4-16 34 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC19243  Poa secunda subsp. secunda Gordon A. Marsh 1982-4-16 35 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC19248  Caulanthus cooperi Gordon A. Marsh 1982-4-15 27 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19251  Salvia columbariae var. columbariae Gordon A. Marsh 1982-4-15 29 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19252  Salvia columbariae var. columbariae Gordon A. Marsh 1982-4-15 29 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19253  Chenopodium californicum Gordon A. Marsh 1982-4-15 30 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19256  Platystemon californicus Gordon A. Marsh 1982-4-15 31 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; small lateral to Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  IRVC19257  Poa secunda subsp. secunda Gordon A. Marsh 1982-4-15 32 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  IRVC19258  Ericameria linearifolia Gordon A. Marsh 1982-4-15 33 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  IRVC19259  Mimulus parishii Gordon A. Marsh 1982-4-15 35 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon, wash edge. Little San Bernardino Mountains 1078 Comment
  IRVC19260  Chilopsis linearis subsp. arcuata Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19265  Prunus ilicifolia Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19266  Eriogonum davidsonii Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19267  Eriogonum davidsonii Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon, bench. Little San Bernardino Mountains/southern Mojave Desert Comment
  IRVC19268  Thysanocarpus laciniatus var. crenatus Gordon A. Marsh 1982-4-2 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; ridgecrest. Little San Bernardino Mountains 1280 Comment
  IRVC19269  Euphorbia albomarginata Gordon A. Marsh 1982-4-2 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains 1280 Comment
  IRVC19270  Arabis pulchra Gordon A. Marsh 1982-4-2 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE-facing slope. Little San Bernardino Mountains 1280 Comment
  IRVC19272  Arabis dispar Gordon A. Marsh 1982-4-2 2 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE-facing slope. Little San Bernardino Mountains 1280 Comment
  IRVC19273  Arabis dispar Gordon A. Marsh 1982-4-2 6 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; margin of draw. Little San Bernardino Mountains 1220 Comment
  IRVC19274  Erodium cicutarium Gordon A. Marsh 1982-4-2 5 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; protected sandy draw [lower Railroad Canyon?]. Little San Bernardino Mountains 1152 Comment
  IRVC19276  Lupinus concinnus subsp. orcuttii Gordon A. Marsh 1982-4-2 9 San Bernardino Burns Pinyon Ridge Reserve; upper Railroad Canyon tributary. Little San Bernardino Mountains 1159 Comment
  IRVC19277  Eucrypta chrysanthemifolia var. bipinnatifida Gordon A. Marsh 1982-4-2 11 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; S central; above upper Railroad Canyon. Little San Bernardino Mountains 1195 Comment
  IRVC19279  Arctostaphylos glauca Gordon A. Marsh 1982-4-2 12 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; S central; above upper Railroad Canyon. Little San Bernardino Mountains 1195 Comment
  IRVC19280  Lotus strigosus Gordon A. Marsh 1982-4-2 13 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon; S-facing slope. Little San Bernardino Mountains 1183 Comment
  IRVC19281  Coreopsis bigelovii Gordon A. Marsh 1984-4-2 14 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1177 Comment
  IRVC19282  Stephanomeria pauciflora var. pauciflora Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19283  Polypogon monspeliensis Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19284  Eriogonum elongatum Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19285  Eriogonum elongatum Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19288  Prosopis glandulosa var. torreyana Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19290  Atriplex canescens subsp. canescens Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19291  Atriplex canescens subsp. canescens Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19293  Lepidospartum squamatum Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19294  Datura wrightii Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19297  Achnatherum speciosum Gordon A. Marsh 1982-6-3 63 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19299  Lupinus sparsiflorus subsp. mohavensis Gordon A. Marsh 1982-6-3 62 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19302  Lepidium fremontii var. fremontii Gordon A. Marsh 1982-4-16 24 24 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; ridgecrest halfway between campground and Railroad Canyon. Little San Bernardino Mountains 1280 Comment
  IRVC19303  Mimulus rubellus Gordon A. Marsh 1982-4-16 6 6 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; loop from campground to SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19304  Eriogonum davidsonii Gordon A. Marsh 1982-4-15 47 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon, wash edge. Little San Bernardino Mountains 1078 Comment
  IRVC19306  Phacelia ramosissima var. latifolia Gordon A. Marsh 1982-4-15 25 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19307  Rhamnus ilicifolia Gordon A. Marsh 1982-4-29 29 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19309  Mentzelia veatchiana Gordon A. Marsh 1982-4-15 39 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  IRVC19310  Mentzelia veatchiana Gordon A. Marsh 1982-4-15 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19312  Cryptantha micrantha var. micrantha Gordon A. Marsh 1982-4-15 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19313  Cryptantha micrantha var. micrantha Gordon A. Marsh 1982-4-15 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19314  Cryptantha micrantha var. micrantha Gordon A. Marsh 1982-4-15 51 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  IRVC19316  Hymenoclea salsola var. salsola Gordon A. Marsh 1982-6-3 34 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19319  Galium angustifolium subsp. gracillimum Gordon A. Marsh 1982-6-3 33 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19321  Lotus scoparius var. brevialatus Gordon A. Marsh 1982-6-3 32 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19323  Chaenactis stevioides Gordon A. Marsh 1982-6-3 31 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19324  Prunus fasciculata Gordon A. Marsh 1982-6-3 23 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19326  Cryptantha decipiens Gordon A. Marsh 1982-6-3 22 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19327  Mirabilis laevis Gordon A. Marsh 1982-6-3 29 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19330  Prunus ilicifolia Gordon A. Marsh 1982-6-3 27 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19331  Psorothamnus arborescens var. simplicifolius Gordon A. Marsh 1982-6-3 26 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19334  Salazaria mexicana Gordon A. Marsh 1982-6-3 24 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19544  Amsinckia tessellata George Schakarschwili 1983-4-15 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19545  Layia glandulosa George Schakarschwili 1983-4-15 2 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19547  Salvia columbariae var. columbariae George Schakarschwili 1983-4-15 3 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19548  Salvia columbariae var. columbariae George Schakarschwili 1983-4-15 3 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19551  Purshia tridentata var. glandulosa George Schakarschwili 1983-4-15 27 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19553  Eriophyllum wallacei George Schakarschwili 1983-4-15 29 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19554  Dichelostemma capitatum subsp. capitatum George Schakarschwili 1983-4-15 6 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19555  Eriophyllum wallacei George Schakarschwili 1983-4-15 9 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19556  Eriophyllum confertiflorum var. confertiflorum George Schakarschwili 1983-4-15 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19557  Eriophyllum confertiflorum var. confertiflorum George Schakarschwili 1983-4-15 23 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19558  Dudleya saxosa subsp. aloides Gordon A. Marsh 1982-6-3 2 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19560  Cryptantha utahensis George Schakarschwili 1983-4-15 28 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19561  Cryptantha intermedia George Schakarschwili 1983-4-15 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19562  Bromus madritensis subsp. rubens George Schakarschwili 1983-4-15 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19568  Lupinus concinnus subsp. orcuttii George Schakarschwili 1983-4-15 5 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC19569  Arabis pulchra Sherman Lambert 1983-4-10 13 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19570  Arabis dispar Sherman Lambert 1983-4-10 14 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19572  Castilleja foliolosa Sherman Lambert 1983-4-10 12 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19573  Erodium cicutarium Sherman Lambert 1983-4-10 11 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19576  Cryptantha intermedia Sherman Lambert 1983-4-9 8 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19577  Eriophyllum wallacei Sherman Lambert 1983-4-9 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19578  Eriogonum fasciculatum var. polifolium Sherman Lambert 1983-4-9 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19579  Filago californica Sherman Lambert 1983-4-9 5 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19580  Salvia columbariae var. columbariae Sherman Lambert 1983-4-9 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19581  Lupinus concinnus subsp. orcuttii Sherman Lambert 1983-4-9 3 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19582  Crossosoma bigelovii Sherman Lambert 1983-4-9 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N boundary. Little San Bernardino Mountains Comment
  IRVC19583  Thysanocarpus laciniatus var. laciniatus Sherman Lambert 1983-4-9 2 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19584  Ericameria linearifolia Sherman Lambert 1983-4-9 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC20259  Gilia australis Gordon A. Marsh 1982-4-29 13 a San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC20260  Gilia australis Gordon A. Marsh 1982-4-15 38 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon, upper arroyo. Little San Bernardino Mountains 1091 Comment
  IRVC20261  Gilia australis Gordon A. Marsh 1982-4-16 21 21 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  IRVC20263  Loeseliastrum matthewsii Gordon A. Marsh 1982-6-3 54 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20264  Psorothamnus arborescens var. simplicifolius Gordon A. Marsh 1982-6-3 50 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20266  Mirabilis laevis Gordon A. Marsh 1982-6-3 51 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20269  Cryptantha circumscissa Gordon A. Marsh 1982-6-3 55 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20270  Euphorbia polycarpa var. polycarpa Gordon A. Marsh 1982-6-3 56 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20271  Eriogonum davidsonii Gordon A. Marsh 1982-6-3 57 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20272  Chaenactis fremontii Gordon A. Marsh 1982-6-3 58 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20273  Eriogonum viridescens Gordon A. Marsh 1982-6-3 59 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20274  Chorizanthe thurberi Gordon A. Marsh 1982-6-3 60 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20275  Eriogonum fasciculatum var. polifolium Gordon A. Marsh 1982-6-3 60 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
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May 27 2008
  IRVC20276  Coreopsis bigelovii Gordon A. Marsh 1982-4-15 20 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC20277  Phacelia curvipes Gordon A. Marsh 1982-4-22 22 22 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC20278  Astragalus lentiginosus Gordon A. Marsh 1982-4-15 34 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC20283  Eriogonum pusillum Gordon A. Marsh 1982-6-3 45 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20284  Chaenactis fremontii Gordon A. Marsh 1982-4-29 31 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC20286  Nemacladus sigmoideus Gordon A. Marsh 1982-6-3 47 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20290  Phacelia distans Gordon A. Marsh 1982-6-3 49 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20292  Phacelia distans George Schakarschwili 1983-4-15 26 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC20293  Phacelia distans George Schakarschwili 1983-4-15 25 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC20295  Camissonia pallida subsp. hallii George Schakarschwili 1983-4-15 21 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC20296  Gilia opthalmoides George Schakarschwili 1983-4-15 30 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC20297  Caulanthus cooperi Gordon A. Marsh 1982-4-2 10 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; E central area. Little San Bernardino Mountains 1256 Comment
  IRVC20298  Ericameria linearifolia Gordon A. Marsh 1982-6-3 36 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20300  Cryptantha barbigera Gordon A. Marsh 1982-6-3 35 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20302  Camissonia pallida subsp. hallii Gordon A. Marsh 1982-6-3 38 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20303  Mimulus fremontii Gordon A. Marsh 1982-6-3 39 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20305  Eriogonum viridescens Gordon A. Marsh 1982-6-3 40 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC26119  Claytonia parviflora A. C. Sanders, Mark Elvin 2003-4-5 25939 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home. Little San Bernardino Mountains 1098 Comment
  IRVC26122  Cryptantha utahensis A. C. Sanders, Mark Elvin 2003-4-5 25937 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home. Little San Bernardino Mountains 1098 Comment
  IRVC26123  Cryptantha circumscissa A. C. Sanders, Mark Elvin 2003-4-5 25936 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home. Little San Bernardino Mountains 1098 Comment
  IRVC26125  Selaginella bigelovii A. C. Sanders, Mark Elvin 2003-4-5 25931 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home. Little San Bernardino Mountains 1098 Comment
  IRVC26126  Lupinus sparsiflorus A. C. Sanders, Mark Elvin 2003-4-5 25932 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home. Little San Bernardino Mountains 1098 Comment
  IRVC26127  Coreopsis bigelovii A. C. Sanders, Mark Elvin 2003-4-5 25927 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home. Little San Bernardino Mountains 1098 Comment
  IRVC26128  Yucca schidigera A. C. Sanders, Mark Elvin 2003-4-5 25858 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26129  Ephedra californica A. C. Sanders, Mark Elvin 2003-4-5 25944 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home. Little San Bernardino Mountains 1098 Comment
  IRVC26381  Lotus scoparius subsp. brevialatus A. C. Sanders, Mark Elvin 2003-4-5 25923 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26382  Cheilanthes covillei A. C. Sanders, Mark Elvin 2003-4-5 25913 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26383  Castilleja foliolosa A. C. Sanders, Mark Elvin 2003-4-5 25914 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26384  Crassula connata A. C. Sanders, Mark Elvin 2003-4-5 25910 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26385  Quercus cornelius-mulleri A. C. Sanders, Mark Elvin 2003-4-5 25915 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26386  Festuca microstachys A. C. Sanders, Mark Elvin 2003-4-5 25916 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26387  Phacelia cryptantha A. C. Sanders, Mark Elvin 2003-4-5 25911 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26389  Eriophyllum wallacei A. C. Sanders, Mark Elvin 2003-4-5 25883 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26390  Cryptantha pterocarya var. pterocarya A. C. Sanders, Mark Elvin 2003-4-5 25885 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26391  Marah macrocarpa A. C. Sanders, Mark Elvin 2003-4-5 25887 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26392  Purshia glandulosa A. C. Sanders, Mark Elvin 2003-4-5 25888 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26393  Prunus fasciculata A. C. Sanders, Mark Elvin 2003-4-5 25854 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26394  Lotus strigosus var. tomentellus A. C. Sanders, Mark Elvin 2003-4-5 25880 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26395  Layia glandulosa A. C. Sanders, Mark Elvin 2003-4-5 25873 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26396  Calyptridium monandrum A. C. Sanders, Mark Elvin 2003-4-5 25867 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26397  Salvia columbariae A. C. Sanders, Mark Elvin 2003-4-5 25874 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26398  Juniperus californica A. C. Sanders, Mark Elvin 2003-4-5 25863 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26401  Thysanocarpus curvipes A. C. Sanders, Mark Elvin 2003-4-5 25890 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26402  Thysanocarpus curvipes A. C. Sanders, Mark Elvin 2003-4-5 25891 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26403  Pectocarya penicillata A. C. Sanders, Mark Elvin 2003-4-5 25856 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26404  Camissonia pallida A. C. Sanders, Mark Elvin 2003-4-5 25881 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26406  Phoradendron villosum A. C. Sanders, Mark Elvin 2003-4-5 25870 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26407  Phacelia distans A. C. Sanders, Mark Elvin 2003-4-5 25871 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26408  Microseris lindleyi A. C. Sanders, Mark Elvin 2003-4-5 25886 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26409  Descurainia pinnata A. C. Sanders, Mark Elvin 2003-4-5 25872 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26410  Caulanthus lasiophyllus A. C. Sanders, Mark Elvin 2003-4-5 25879 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26411  Anisocoma acaulis A. C. Sanders, Mark Elvin 2003-4-5 25875 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26412  Chaenactis stevioides A. C. Sanders, Mark Elvin 2003-4-5 25877 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26413  Amsinckia tessellata A. C. Sanders, Mark Elvin 2003-4-5 25861 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26417  Pinus monophylla A. C. Sanders, Mark Elvin 2003-4-5 25864 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26418  Dichelostemma pulchellum A. C. Sanders, Mark Elvin 2003-4-5 25859 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26419  Opuntia basilaris A. C. Sanders, Mark Elvin 2003-4-5 25857 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26434  Layia glandulosa Mark A. Elvin 2004-4-9 3302 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26459  Nama demissum A. C. Sanders, Mark Elvin 2003-4-5 25917 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26460  Crossosoma bigelovii A. C. Sanders, Mark Elvin 2003-4-5 25907 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26461  Linanthus dichotomus A. C. Sanders, Mark Elvin 2003-4-5 25904 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26462  Salazaria mexicana A. C. Sanders, Mark Elvin 2003-4-5 25906 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26470  Eucrypta chrysanthemifolia A. C. Sanders, Mark Elvin 2003-4-5 25920 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26471  Ericameria linearifolia A. C. Sanders, Mark Elvin 2003-4-5 25919 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26472  Lupinus concinnus A. C. Sanders, Mark Elvin 2003-4-5 25918 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26482  Poa secunda A. C. Sanders, Mark Elvin 2003-4-5 25895 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26483  Cryptantha barbigera A. C. Sanders, Mark Elvin 2003-4-5 25894 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26484  Nemophila menziesii A. C. Sanders, Mark Elvin 2003-4-5 25889 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26485  Caulanthus cooperi A. C. Sanders, Mark Elvin 2003-4-5 25902 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26486  Lasthenia gracilis A. C. Sanders, Mark Elvin 2003-4-5 25899 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26487  Lepidium lasiocarpum A. C. Sanders, Mark Elvin 2003-4-5 25892 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26489  Pectocarya setosa A. C. Sanders, Mark Elvin 2003-4-5 25893 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26490  Melica imperfecta A. C. Sanders, Mark Elvin 2003-4-5 25924 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26491  Pectocarya linearis A. C. Sanders, Mark Elvin 2003-4-5 25908 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26493  Pterostegia drymarioides A. C. Sanders, Mark Elvin 2003-4-5 25922 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26494  Emmenanthe penduliflora A. C. Sanders, Mark Elvin 2003-4-5 25921 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC26498  Ambrosia psilostachya Peter A. Bowler 2003-9-13 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26501  Galium angustifolium subsp. gracillimum Mark A. Elvin 2004-4-9 3267 f San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC26502  Eriogonum saxatile Mark A. Elvin 2004-4-9 3264 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC26503  Lupinus concinnus Mark A. Elvin 2004-4-9 3271 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26504  Thysanocarpus laciniatus Mark A. Elvin 2004-4-9 3238 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26505  Lepidium lasiocarpum var. lasiocarpum Mark A. Elvin 2004-4-9 3257 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26506  Nolina parryi Mark A. Elvin 2004-4-9 3274 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26508  Camissonia pallida subsp. hallii Mark A. Elvin 2004-4-9 3267 b San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC26509  Rafinesquia californica Mark A. Elvin 2004-4-9 3301 a San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC26510  Eriogonum viridescens Mark A. Elvin 2004-4-9 3266 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC26511  Helianthus annuus Peter A. Bowler 2003-9-13 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26514  Platystemon californicus Mark A. Elvin 2004-4-9 3304 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26515  Prosopis glandulosa var. torreyana Mark A. Elvin 2004-7-25 3642 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26516  Lotus argophyllus var. argophyllus Mark A. Elvin 2004-4-9 3297 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC26519  Artemisia dracunculus Mark A. Elvin 2004-4-9 3298 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC26538  Nama demissum Mark A. Elvin 2004-4-9 3282 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26539  Loeseliastrum matthewsii Peter A. Bowler 2004-5-28 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, between front gate and reserve headquarters at old Burns' home. Little San Bernardino Mountains 1250 Comment
  IRVC26540  Phacelia distans Peter A. Bowler 2004-5-28 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, between front gate and reserve headquarters at old Burns' home. Little San Bernardino Mountains 1250 Comment
  IRVC26555  Eriogonum pusillum Peter A. Bowler 2004-5-28 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, between front gate and reserve headquarters at old Burns' home. Little San Bernardino Mountains 1250 Comment
  IRVC26556  Camissonia pallida subsp. hallii Mark A. Elvin 2004-4-9 3288 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC26566  Juncus balticus Mark A. Elvin 2004-4-9 3291 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC26567  Minuartia douglasii Mark A. Elvin 2004-4-9 3265 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC26568  Cryptantha pterocarya Peter A. Bowler 2004-5-28 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, between front gate and reserve headquarters at old Burns' home. Little San Bernardino Mountains 1250 Comment
  IRVC26569  Microseris lindleyi Mark A. Elvin 2004-4-9 3289 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC26571  Vulpia microstachys var. pauciflora Mark A. Elvin 2004-4-9 3259 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26572  Linanthus bigelovii Mark A. Elvin 2004-4-9 3284 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26573  Cryptantha utahensis Mark A. Elvin 2004-4-9 3285 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26574  Linanthus bigelovii Mark A. Elvin 2004-4-9 3239 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26578  Eriogonum pusillum Mark A. Elvin 2004-4-9 3296 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC26579  Eriogonum pusillum Mark A. Elvin 2004-4-9 3303 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26581  Rhus trilobata Mark A. Elvin 2004-4-9 3295 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC26583  Chenopodium berlandieri Peter A. Bowler 2003-9-13 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26584  Arabis pulchra Mark A. Elvin 2004-4-9 3237 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26601  Pectocarya linearis var. ferocula Mark A. Elvin 2004-4-9 3279 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26602  Eriogonum davidsonii Mark A. Elvin 2004-4-9 3283 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26603  Calycoseris parryi Mark A. Elvin 2004-4-9 3277 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26604  Camissonia pallida subsp. hallii Mark A. Elvin 2004-4-9 3267 h San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC26607  Camissonia pallida subsp. hallii Peter A. Bowler 2004-5-28 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, between front gate and reserve headquarters at old Burns' home. Little San Bernardino Mountains 1250 Comment
  IRVC26609  Camissonia californica Mark A. Elvin 2004-4-9 3278 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26611  Arabis pulchra Mark A. Elvin 2004-4-9 3273 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26612  Eriogonum pusillum Mark A. Elvin 2004-4-9 3269 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26613  Cheilanthes covillei Susan C. Baugh 1975-4-26 144 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; back of "Not Much Canyon". Little San Bernardino Mountains 1067 Comment
  IRVC26663  Nemophila menziesii Mark A. Elvin 2004-4-9 3272 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26666  Camissonia pallida subsp. hallii Mark A. Elvin 2004-4-9 3243 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26668  Eriogonum maculatum Mark A. Elvin 2003-5-18 2788 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26669  Delphinium parishii subsp. parishii Mark A. Elvin 2003-5-18 2794 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26760  Salvia columbariae Mark A. Elvin 2004-4-9 3252 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26762  Nemophila menziesii var. integrifolia Mark A. Elvin 2004-4-9 3267 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC26763  Cuscuta californica Mark A. Elvin 2004-4-9 3275 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26765  Lotus strigosus Mark A. Elvin 2004-4-9 3267 a San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC26767  Galium angustifolium subsp. gracillimum Mark A. Elvin 2004-4-9 3255 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26768  Echinocereus engelmannii var. engelmannii Mark A. Elvin 2003-5-18 2796 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26769  Cryptantha circumscissa Mark A. Elvin 2003-5-18 2791 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26770  Nemacladus sigmoideus Mark A. Elvin 2003-5-18 2793 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26772  Chorizanthe watsonii Mark A. Elvin 2003-5-18 2792 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26773  Pterostegia drymarioides Mark A. Elvin 2003-5-18 2798 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26774  Cryptantha pterocarya Mark A. Elvin 2003-5-18 2799 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26775  Delphinium parishii subsp. parishii Mark A. Elvin 2004-4-9 3276 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26776  Filago californica Mark A. Elvin 2004-4-9 3253 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26778  Lotus scoparius Mark A. Elvin 2003-5-18 2822 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26780  Phoradendron densum Mark A. Elvin 2004-4-9 3258 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26783  Amsinckia tessellata Mark A. Elvin 2004-4-9 3241 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26784  Rafinesquia californica Mark A. Elvin 2004-4-9 3249 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, E of Burns' House. Little San Bernardino Mountains 1265 Comment
  IRVC26786  Hymenoclea salsola Mark A. Elvin 2003-5-18 2797 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26787  Nama demissum Mark A. Elvin 2003-5-18 2801 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26791  Mentzelia affinis Mark A. Elvin 2004-4-9 3262 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC26794  Lupinus sparsiflorus Mark A. Elvin 2004-4-9 3268 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion in South Railroad Canyon. Little San Bernardino Mountains 1113 Comment
  IRVC26795  Calycoseris parryi Mark A. Elvin 2003-5-18 2832 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26796  Eriogonum pusillum Mark A. Elvin 2003-5-18 2834 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26797  Anisocoma acaulis Mark A. Elvin 2003-5-18 2831 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26799  Lepidium fremontii var. fremontii Mark A. Elvin 2003-5-18 2829 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26801  Castilleja foliolosa Mark A. Elvin 2003-5-18 2825 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26803  Gilia latiflora Mark A. Elvin 2003-5-18 2821 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26804  Ericameria linearifolia Mark A. Elvin 2003-5-18 2819 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26805  Rafinesquia californica Mark A. Elvin 2003-5-18 2815 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26806  Phacelia distans Mark A. Elvin 2003-5-18 2814 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26807  Cheilanthes covillei Mark A. Elvin 2003-5-18 2813 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26809  Nolina parryi Mark A. Elvin 2003-5-18 2811 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26810  Allium fimbriatum var. fimbriatum Mark A. Elvin 2003-5-18 2807 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26811  Eriogonum davidsonii Mark A. Elvin 2003-5-18 2800 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26812  Calochortus kennedyi var. kennedyi Mark A. Elvin 2003-5-18 2795 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26866  Loeseliastrum matthewsii Mark A. Elvin 2003-5-18 2808 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26867  Phacelia cryptantha Mark A. Elvin 2003-5-18 2804 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26870  Prunus ilicifolia subsp. ilicifolia Peter A. Bowler 2003-2-16 s.n. San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC26871  Phoradendron densum Mark A. Elvin 2004-7-25 3638 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26872  Juniperus californica Mark A. Elvin 2004-7-25 3637 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26873  Senecio flaccidus var. douglasii Mark A. Elvin 2004-7-25 3620 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26875  Prunus ilicifolia subsp. ilicifolia Mark A. Elvin 2004-7-25 3649 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC26880  Stillingia linearifolia Mark A. Elvin 2004-7-25 3643 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26881  Chilopsis linearis subsp. arcuata Mark A. Elvin 2004-7-25 3621 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26884  Atriplex canescens Mark A. Elvin 2004-7-25 3633 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26885  Datura wrightii Mark A. Elvin 2004-7-25 3635 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve W of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. Little San Bernardino Mountains/Mojave Desert 1067 Comment
  IRVC26887  Eriogonum davidsonii Mark A. Elvin 2004-7-25 3651 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC27023  Opuntia erinacea Mark A. Elvin 2003-5-18 2805 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC27026  Pectocarya heterocarpa Mark A. Elvin 2004-4-9 3267 e San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC27027  Nama demissum Mark A. Elvin 2004-4-9 3287 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canyon. Little San Bernardino Mountains 1098 Comment
  IRVC27034  Phoradendron villosum Peter A. Bowler 2003-2-16 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown; in front of reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  IRVC27035  Crossosoma bigelovii Peter A. Bowler 2003-2-16 s.n. San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC27038  Dudleya saxosa subsp. aloides Mark A. Elvin 2003-5-18 2806 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC27039  Eriogonum saxatile Mark A. Elvin 2003-5-18 2816 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC27040  Lupinus concinnus Mark A. Elvin 2003-5-18 2823 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC27041  Microseris lindleyi Mark A. Elvin 2003-5-18 2827 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burns' House N of campground. Little San Bernardino Mountains 1256 Comment
  IRVC27042  Brickellia desertorum Mark A. Elvin 2004-4-9 3261 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, NW portion near camping area. Little San Bernardino Mountains 1256 Comment
  IRVC27167  Nemophila menziesii Mark A. Elvin 2005-2-13 4016 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; middle part of the Reserve on ridge between "Boo" and "Jean" canyons (tribs. to N Railroad Canyon). Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27168  Microseris lindleyi Mark A. Elvin 2005-2-13 4018 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; middle part of the Reserve on ridge between "Boo" and "Jean" canyons (tribs. to N Railroad Canyon). Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27169  Lotus strigosus Mark A. Elvin 2005-2-13 4020 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; middle part of the Reserve on ridge between "Boo" and "Jean" canyons (tribs. to N Railroad Canyon). Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27170  Salvia columbariae Mark A. Elvin 2005-2-10 3994 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; lower portion of the trib. to Water Canyon; S central portion of the Reserve. Little San Bernardino Mountains, Southern Mojave Desert 1128 Comment
  IRVC27171  Ericameria linearifolia Mark A. Elvin 2005-2-10 3990 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; lower portion of the trib. to Water Canyon; S central portion of the Reserve. Little San Bernardino Mountains, Southern Mojave Desert 1128 Comment
  IRVC27172  Thysanocarpus curvipes Mark A. Elvin 2005-2-10 3993 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; lower portion of the trib. to Water Canyon; S central portion of the Reserve. Little San Bernardino Mountains, Southern Mojave Desert 1128 Comment
  IRVC27173  Coreopsis bigelovii Mark A. Elvin 2005-2-10 3992 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; lower portion of the trib. to Water Canyon; S central portion of the Reserve. Little San Bernardino Mountains, Southern Mojave Desert 1128 Comment
  IRVC27174  Selaginella bigelovii Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4014 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27176  Erodium cicutarium Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4015 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27177  Erodium cicutarium Mark A. Elvin 2005-2-10 3991 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; lower portion of the trib. to Water Canyon; S central portion of the Reserve. Little San Bernardino Mountains, Southern Mojave Desert 1128 Comment
  IRVC27178  Pectocarya linearis subsp. ferocula Mark A. Elvin 2005-2-13 4022 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; middle part of the Reserve on ridge between "Boo" and "Jean" canyons (tribs. to N Railroad Canyon). Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27179  Cheilanthes Mark A. Elvin 2005-2-13 4024 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; middle part of the Reserve on ridge between "Boo" and "Jean" canyons (tribs. to N Railroad Canyon). Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27180  Amsinckia tessellata Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4009 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27182  Salvia columbariae Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4010 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27183  Juniperus californica Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4012 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27184  Eucrypta chrysanthemifolia var. bipinnatifida Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4006 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27185  Castilleja foliolosa Mark A. Elvin 2005-2-10 3998 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; upper portion of the trib. to Water Canyon; SE portion of the Reserve. Little San Bernardino Mountains, Southern Mojave Desert 1280 Comment
  IRVC27186  Crossosoma bigelovii Mark A. Elvin 2005-2-10 3996 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; lower portion of the trib. to Water Canyon; S central portion of the Reserve. Little San Bernardino Mountains, Southern Mojave Desert 1128 Comment
  IRVC27187  Eucrypta chrysanthemifolia var. bipinnatifida Mark A. Elvin 2005-2-10 3995 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; lower portion of the trib. to Water Canyon; S central portion of the Reserve. Little San Bernardino Mountains, Southern Mojave Desert 1128 Comment
  IRVC27189  Emmenanthe penduliflora Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4004 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27190  Quercus cornelius-mulleri Mark A. Elvin 2005-2-10 4001 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; upper portion of the trib. to Water Canyon; SE portion of the Reserve. Little San Bernardino Mountains, Southern Mojave Desert 1280 Comment
  IRVC27192  Cryptantha intermedia Mark A. Elvin 2005-2-13 4023 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; middle part of the Reserve on ridge between "Boo" and "Jean" canyons (tribs. to N Railroad Canyon). Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27193  Thysanocarpus curvipes Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4005 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27194  Quercus cornelius-mulleri Mark A. Elvin 2005-2-10 3997 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; upper portion of the trib. to Water Canyon; SE portion of the Reserve. Little San Bernardino Mountains, Southern Mojave Desert 1280 Comment
  IRVC27195  Coreopsis bigelovii Mark A. Elvin 2005-2-13 4019 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; middle part of the Reserve on ridge between "Boo" and "Jean" canyons (tribs. to N Railroad Canyon). Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27196  Ericameria linearifolia Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4008 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27197  Guillenia lasiophylla Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4011 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, N central portion, S side of "Useless Mountian". Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC27361  Euphorbia albomarginata A. C. Sanders, Mark A. Elvin 2003-10-5 27198 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27364  Erigeron parishii A. C. Sanders, Mark A. Elvin 2003-10-5 27203 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27366  Calyptridium monandrum A. C. Sanders, Mark A. Elvin 2003-10-5 27206 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27367  Ericameria teretifolia A. C. Sanders, Mark A. Elvin 2003-10-5 27207 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27371  Gutierrezia microcephala A. C. Sanders, Mark A. Elvin 2003-10-5 27212 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27384  Eriogonum saxatile Mark A. Elvin 2005-3-23 4085 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SW corner; slope above Water Canyon Wash. Little San Bernardino Mountains, southern Mojave Desert 1128 Comment
  IRVC27385  Anisocoma acaulis Mark A. Elvin 2005-3-23 4084 a San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SW corner; slope above Water Canyon Wash. Little San Bernardino Mountains, southern Mojave Desert 1128 Comment
  IRVC27392  Cercocarpus betuloides var. betuloides Mark A. Elvin 2005-3-22 4082 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains, southern Mojave Desert 1235 Comment
  IRVC27395  Mimulus androsaceus Mark A. Elvin 2005-3-23 4087 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE of campsite. Little San Bernardino Mountains, southern Mojave Desert 1250 Comment
  IRVC27415  Descurainia sophia Mark A. Elvin 2005-3-23 4088 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE of campsite. Little San Bernardino Mountains, southern Mojave Desert 1250 Comment
  IRVC27730  Rhamnus ilicifolia Mark A. Elvin 2004-12-16 3841 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, E portion of Reserve, N of N railroad Canyon. Little San Bernardino Mountains, southern Mojave Desert 1280 Comment
  IRVC27731  Ericameria teretifolia Mark A. Elvin 2004-12-16 3842 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, E portion of Reserve, N of N railroad Canyon. Little San Bernardino Mountains, southern Mojave Desert 1280 Comment
  IRVC27733  Eriogonum elongatum Mark A. Elvin 2004-12-16 3844 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, E portion of Reserve, N of N railroad Canyon. Little San Bernardino Mountains, southern Mojave Desert 1280 Comment
  IRVC27734  Arctostaphylos glauca Mark A. Elvin 2004-12-16 3845 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, E portion of Reserve, N of N railroad Canyon. Little San Bernardino Mountains, southern Mojave Desert 1280 Comment
  IRVC27737  Ephedra californica Mark A. Elvin 2005-5-7 4262 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains, southern Mojave Desert 1250 Comment
  IRVC27738  Salazaria mexicana Mark A. Elvin 2005-5-7 4263 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains, southern Mojave Desert 1250 Comment
  IRVC27739  Rafinesquia californica Mark A. Elvin 2005-5-7 4265 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains, southern Mojave Desert 1250 Comment
  IRVC27740  Hymenoclea salsola Mark A. Elvin 2005-5-7 4266 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains, southern Mojave Desert 1250 Comment
  IRVC27742  Melica imperfecta Mark A. Elvin 2005-5-7 4268 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; small unnamed N-facing canyon ESE of the Burns House. Little San Bernardino Mountains, southern Mojave Desert 1265 Comment
  IRVC27745  Lepidium fremontii var. fremontii Mark A. Elvin 2005-5-7 4270 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; small unnamed N-facing canyon ESE of the Burns House. Little San Bernardino Mountains, southern Mojave Desert 1265 Comment
  IRVC27746  Lepidium lasiocarpum Mark A. Elvin 2005-5-7 4272 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; small unnamed N-facing canyon ESE of the Burns House. Little San Bernardino Mountains, southern Mojave Desert 1265 Comment
  IRVC27747  Calycoseris parryi Mark A. Elvin 2005-5-7 4264 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains, southern Mojave Desert 1250 Comment
  IRVC27755  Stephanomeria exigua A. C. Sanders, Mark A. Elvin 2003-10-5 27193 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27800  Encelia actoni A. C. Sanders, Mark A. Elvin 2003-10-5 27192 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27859  Eriogonum maculatum A. C. Sanders, Mark A. Elvin 2003-10-5 27195 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27860  Sisymbrium irio Mark A. Elvin 2005-5-7 4280 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC27862  Cryptantha Mark A. Elvin 2005-5-7 4281 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC27863  Centrostegia thurberi Mark A. Elvin 2005-5-7 4274 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; S of campground. Little San Bernardino Mountains 1256 Comment
  IRVC27864  Calochortus kennedyi var. kennedyi Mark A. Elvin 2005-5-7 4275 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; S of campground. Little San Bernardino Mountains 1256 Comment
  IRVC27865  Lepidium fremontii var. fremontii Mark A. Elvin 2005-5-7 4276 b San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; S of campground. Little San Bernardino Mountains 1256 Comment
  IRVC27866  Eriogonum saxatile Mark A. Elvin 2005-5-7 4276 c San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; S of campground. Little San Bernardino Mountains 1256 Comment
  IRVC27867  Salix laevigata Mark A. Elvin 2005-5-7 4277 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC27868  Minuartia douglasii Mark A. Elvin 2005-5-7 4278 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC27869  Juncus bufonius Mark A. Elvin 2005-5-7 4285 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC27870  Triticum aestivum Mark A. Elvin 2005-5-7 4292 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N of N Railroad Canyon in "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1189 Comment
  IRVC27871  Aristida purpurea var. parishii Mark A. Elvin 2005-5-7 4291 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N of N Railroad Canyon in "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1189 Comment
  IRVC27872  Gnaphalium palustre Mark A. Elvin 2005-5-7 4289 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC27873  Cuscuta Mark A. Elvin 2005-5-7 4288 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC27874  Bebbia juncea var. aspera Mark A. Elvin 2005-5-7 4286 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC27875  Mimulus pilosus Mark A. Elvin 2005-5-7 4284 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC27942  Mirabilis laevis A. C. Sanders, Mark A. Elvin 2003-10-5 27202 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC27951  Eriogonum davidsonii A. C. Sanders, Mark A. Elvin 2003-10-5 27194 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence Southern Mojave Desert 1250 Comment
  IRVC28056  Eriogonum pusillum A. C. Sanders, Mark A. Elvin 2003-10-5 27232 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28057  Lepidospartum squamatum A. C. Sanders, Mark A. Elvin 2003-10-5 27231 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28058  Datura wrightii A. C. Sanders, Mark A. Elvin 2003-10-5 27230 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28066  Psorothamnus arborescens var. simplicifolius A. C. Sanders, Mark A. Elvin 2003-10-5 27249 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28070  Quercus cornelius-mulleri A. C. Sanders, Mark A. Elvin 2003-10-5 27243 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28071  Artemisia dracunculus A. C. Sanders, Mark A. Elvin 2003-10-5 27241 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28183  Salazaria mexicana A. C. Sanders, Mark A. Elvin 2003-10-5 27237 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28185  Atriplex canescens A. C. Sanders, Mark A. Elvin 2003-10-5 27236 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28194  Lotus heermannii var. heermannii Mark A. Elvin 2005-5-7 4283 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC28195  Phacelia Mark A. Elvin 2005-5-7 4279 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC28196  Cryptantha Mark A. Elvin 2005-5-7 4290 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC28197  Gilia Mark A. Elvin 2005-5-7 4287 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". Little San Bernardino Mountains, southern Mojave Desert 1143 Comment
  IRVC28208  Eriastrum densifolium A. C. Sanders, Mark A. Elvin 2003-10-5 27234 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28249  Eriogonum elongatum A. C. Sanders, Mark A. Elvin 2003-10-5 27240 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28258  Eriogonum davidsonii Mark A. Elvin 2005-9-23 4518 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, NW corner near gate. Southern Mojave Desert, Little San Bernardino Mtns 1256 Comment
  IRVC28295  Tribulus terrestris Mark A. Elvin 2005-9-24 4556 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28298  Gutierrezia microcephala Mark A. Elvin 2005-9-24 4533 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". So Mojave Desert/Little San Bernardino Mtns 1143 Comment
  IRVC28299  Senecio flaccidus var. douglasii Mark A. Elvin 2005-9-24 4538 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, between Water Canyon wash and seep area near "Boo Canyon". Southern Mojave Desert, Little San Bernardino Mtns 1120 Comment
  IRVC28300  Amaranthus albus Mark A. Elvin 2005-9-24 4544 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28301  Chenopodium berlandieri Mark A. Elvin 2005-9-24 4554 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28302  Ambrosia acanthicarpa Mark A. Elvin 2005-9-24 4552 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28303  Eriogonum Mark A. Elvin 2005-9-24 4555 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28304  Amaranthus albus Mark A. Elvin 2005-9-24 4546 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28305  Monardella linoides Mark A. Elvin 2005-9-24 4542 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; tributary to N Railroad Canyon, near Water Canyon wash. Southern Mojave Desert, Little San Bernardino Mtns 1120 Comment
  IRVC28307  Stillingia linearifolia Mark A. Elvin 2005-9-24 4539 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; tributary to N Railroad Canyon, near Water Canyon wash. Southern Mojave Desert, Little San Bernardino Mtns 1120 Comment
  IRVC28308  Ericameria teretifolia Mark A. Elvin 2005-9-24 4534 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". So Mojave Desert/Little San Bernardino Mtns 1143 Comment
  IRVC28309  Chamaesyce albomarginata Mark A. Elvin 2005-9-23 4516 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, NW corner near gate. Southern Mojave Desert, Little San Bernardino Mtns 1256 Comment
  IRVC28310  Cheilanthes Mark A. Elvin 2005-9-24 4536 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, between Water Canyon wash and seep area near "Boo Canyon". Southern Mojave Desert, Little San Bernardino Mtns 1120 Comment
  IRVC28312  Rhamnus ilicifolia Mark A. Elvin 2005-9-24 4531 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". So Mojave Desert/Little San Bernardino Mtns 1143 Comment
  IRVC28314  Datura wrightii Mark A. Elvin 2005-9-24 4549 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28316  Bebbia juncea var. aspera Mark A. Elvin 2005-9-24 4535 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". So Mojave Desert/Little San Bernardino Mtns 1143 Comment
  IRVC28318  Eriogonum davidsonii Mark A. Elvin 2005-9-24 4545 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28322  Cucurbita palmata Mark A. Elvin 2005-9-24 4548 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28341  Salsola tragus Mark A. Elvin 2005-9-24 4558 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28342  Eriogonum Mark A. Elvin 2005-9-24 4557 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28343  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4569 San Bernardino About 1.5km S of Pioneertown along Pioneertown Road. Southern Mojave Desert, Little San Bernardino Mtns 1189 Comment
  IRVC28344  Argemone munita Mark A. Elvin 2005-9-24 4568 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28346  Stephanomeria Mark A. Elvin 2005-9-24 4565 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28347  Chilopsis linearis subsp. arcuata Mark A. Elvin 2005-9-24 4564 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28349  Croton californicus Mark A. Elvin 2005-9-24 4562 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28350  Astragalus douglasii var. parishii Mark A. Elvin 2005-9-24 4561 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28351  Lotus Mark A. Elvin 2005-9-24 4560 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC28354  Xylorhiza tortifolia Mark A. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-24 4577 San Bernardino Hills E of Chaparrosa Wash, about 1.7km E of Pioneertown, N of Skyline Ranch Road. Southern Mojave Desert 1159 Comment
  IRVC28355  Penstemon incertus Mark A. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-24 4574 San Bernardino E of Pioneertown in wash N of Ridgeline Road. Southern Mojave Desert, Little San Bernardino Mtns 1128 Comment
  IRVC28356  Eriogonum inflatum var. inflatum Mark A. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-24 4576 San Bernardino Hills E of Chaparrosa Wash, about 1.7km E of Pioneertown, N of Skyline Ranch Road. Southern Mojave Desert 1159 Comment
  IRVC28357  Acamptopappus sphaerocephalus Mark A. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-24 4575 San Bernardino Hills E of Chaparrosa Wash, about 1.7km E of Pioneertown, N of Skyline Ranch Road. Southern Mojave Desert 1159 Comment
  IRVC28358  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4570 San Bernardino About 1.5km S of Pioneertown along Pioneertown Road. Southern Mojave Desert, Little San Bernardino Mtns 1189 Comment
  IRVC28360  Fraxinus velutina Mark A. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-24 4572 a San Bernardino E of Pioneertown in wash N of Ridgeline Road. Southern Mojave Desert, Little San Bernardino Mtns 1128 Comment
  IRVC28413  Eriogonum pusillum Mark A. Elvin 2005-9-23 4519 b San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2 miles (air) ESE of Pinoneertown, NW corner near gate. Southern Mojave Desert, Little San Bernardino Mtns 1256 Comment
  IRVC28436  Senecio flaccidus A. C. Sanders, Mark A. Elvin 2003-10-5 27227 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC28437  Ambrosia acanthicarpa A. C. Sanders, Mark A. Elvin 2003-10-5 27226 San Bernardino UC Burns Pinyon Ridge Reserve; big wash at Yucca Valley town limit orr (above) Pioneertown Rd, and in mouth of large canyon from NE. Southern Mojave Desert 1098 Comment
  IRVC29294  Coreopsis bigelovii Mark A. Elvin 2006-4-1 4716 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  IRVC29296  Calyptridium monandrum Mark A. Elvin 2006-4-1 4717 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  IRVC29297  Eriophyllum wallacei Mark A. Elvin 2006-4-1 4718 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  IRVC29309  Eriogonum davidsonii Mark A. Elvin 2005-9-24 4551 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC29312  Astragalus douglasii var. parishii Mark A. Elvin 2006-4-1 4659 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29313  Erodium cicutarium Mark A. Elvin 2006-4-1 4660 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29314  Cryptantha micrantha var. micrantha Mark A. Elvin 2006-4-1 4661 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29315  Cryptantha circumscissa Mark A. Elvin 2006-4-1 4662 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29316  Pectocarya Mark A. Elvin 2006-4-1 4663 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29317  Camissonia bistorta Mark A. Elvin 2006-4-1 4664 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29321  Phoradendron villosum Mark A. Elvin 2006-4-1 4667 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29322  Lasthenia gracilis Mark A. Elvin 2006-4-1 4669 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29323  Nemophila menziesii var. integrifolia Mark A. Elvin 2006-4-1 4670 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29324  Sisymbrium orientale Mark A. Elvin 2006-4-1 4671 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29325  Layia glandulosa Mark A. Elvin 2006-4-1 4672 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29326  Mentzelia Mark A. Elvin 2006-4-1 4673 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29327  Sisymbrium irio Mark A. Elvin 2006-4-1 4674 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29328  Chaenactis stevioides Mark A. Elvin 2006-4-1 4675 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29329  Camissonia campestris Mark A. Elvin 2006-4-1 4676 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29332  Cryptantha Mark A. Elvin 2006-4-1 4678 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29334  Cryptantha Mark A. Elvin 2006-4-1 4681 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29335  Lupinus concinnus Mark A. Elvin 2006-4-1 4682 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29337  Camissonia pallida subsp. hallii Mark A. Elvin 2006-4-1 4684 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29338  Eriogonum wrightii Mark A. Elvin 2006-4-1 4685 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29340  Arabis pulchra Mark A. Elvin 2006-4-1 4687 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29341  Phoradendron juniperinum Mark A. Elvin 2006-4-1 4688 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29342  Juniperus californica Mark A. Elvin 2006-4-1 4689 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29343  Eriophyllum pringlei Mark A. Elvin 2006-4-1 4690 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29344  Eriophyllum wallacei Mark A. Elvin 2006-4-1 4691 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29345  Astragalus gambelianus Mark A. Elvin 2006-4-1 4692 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29346  Gilia Mark A. Elvin 2006-4-1 4693 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29348  Descurainia pinnata Mark A. Elvin 2006-4-1 4695 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29349  Thysanocarpus laciniatus Mark A. Elvin 2006-4-1 4696 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29350  Thysanocarpus curvipes Mark A. Elvin 2006-4-1 4697 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29351  Lupinus bicolor Mark A. Elvin 2006-4-1 4698 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  IRVC29362  Gnaphalium luteo-album Mark A. Elvin 2005-9-24 4527 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N Railroad Canyon, seep area near "Boo Canyon". So Mojave Desert/Little San Bernardino Mtns 1143 Comment
  IRVC29367  Caulanthus lasiophyllus Mark A. Elvin 2005-2-13 4017 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; middle part of the Reserve on ridge between "Boo" and "Jean" canyons (tribs. to N Railroad Canyon). Little San Bernardino Mountains, Southern Mojave Desert 1250 Comment
  IRVC29369  Amsinckia tessellata Mark A. Elvin 2005-2-10 3999 San Bernardino Ca. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve; upper portion of the trib. to Water Canyon; SE portion of the Reserve. Little San Bernardino Mountains, Southern Mojave Desert 1280 Comment
  IRVC29433  Dichelostemma pulchellum Mark A. Elvin 2006-4-1 4699 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  IRVC29434  Anisocoma acaulis Mark A. Elvin 2006-4-1 4700 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  IRVC29473  Camissonia pallida subsp. hallii Mark A. Elvin 2006-4-1 4702 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  IRVC29475  Pectocarya heterocarpa Mark A. Elvin 2006-4-1 4704 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  IRVC29476  Chenopodium californicum Mark A. Elvin 2006-4-1 4707 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  IRVC29477  Chaenactis stevioides Mark A. Elvin 2006-4-1 4708 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  IRVC29478  Eriodictyon trichocalyx var. trichocalyx Mark A. Elvin 2006-4-1 4709 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  IRVC29480  Phacelia curvipes Mark A. Elvin 2006-4-1 4711 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  IRVC29481  Eriophyllum pringlei Mark A. Elvin 2006-4-1 4712 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  IRVC29484  Amsinckia tessellata Mark A. Elvin 2006-4-1 4724 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  IRVC29485  Salvia columbariae Mark A. Elvin 2006-4-1 4725 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  IRVC29490  Pectocarya platycarpa Mark A. Elvin 2006-4-1 4730 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  IRVC29492  Cryptantha nevadensis Mark A. Elvin 2006-4-1 4732 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  IRVC29583  Phoradendron densum A. C. Sanders, Mark Elvin 2003-4-5 25869 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. Little San Bernardino Mountains 1250 Comment
  JEPS117740  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4569 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: About 1.5km S of Pioneertown along Pioneertown Rd. Comment
  JEPS117741  Croton californicus Mark A. Elvin 2005-9-24 4562 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of yucca Valley; Water canyon wash. Comment
  JEPS117742  Chilopsis linearis subsp. arcuata Mark A. Elvin 2005-9-24 4564 San Bernardino Southern Mojave Desert, Little San Bernardino Mtn: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5mi. (air) NW of Yucca Valley; Water Canyon wash. Comment
  JEPS117758  Amaranthus albus Mark A. Elvin 2005-9-24 4546 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley; Water Canyon wash. Comment
  JEPS117759  Chenopodium berlandieri Mark A. Elvin 2005-9-24 4554 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, Water Cyn wash. Comment
  JEPS117762  Salvia columbariae Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4010 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert: Ca. 1.5 miles E of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, S side of Useless Mountains. Comment
  JEPS122597  Eschscholzia androuxii J. M. Andre 2014-5-8 29422 San Bernardino Little San Bernardino Mountains; Water Canyon south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles NW of Yucca Valley (at Highway 61). Yucca Valley North 7.5' Q. Comment
  JEPS62242  Zigadenus brevibracteatus W. L. Jepson 1914-5-14 5956 San Bernardino 7 mi nw Warren's Well (n of Shay's Well); Mohave Desert Comment
  LA202478  Ericameria linearifolia Jonathan Sauer; R. Brumbaugh 1974-4-20 5574 San Bernardino UC NRS Burns Reserve, N of Yucca Valley Comment
  LA204179  Cryptantha circumscissa var. circumscissa Carl Epling; William Robison 1933-6-27 sn San Bernardino Yucca Valley Comment
  LA208116  Prunus fasciculata J. Sauer; L. Carpenter 1973-5-27 5527 San Bernardino Burns Pinyon Ridge Reserve, N of Yucca Valley Comment
  NY201221  Coleogyne ramosissima C. R. Annable 1995-3-14 2277 San Bernardino Near Flamingo Heights, Hondo St, 2.7km E of Hwy 247 Comment
  NY201222  Tetradymia stenolepis C. R. Annable 1995-3-14 2278 San Bernardino Near Flamingo Heights, Hondo St, 2.7km E of Hwy 247 Comment
  NY43341  Ephedra nevadensis C. R. Annable 1995-3-14 2276 San Bernardino Near Flamingo Heights, Hondo St, 2.7km E of Hwy 247 Comment
  NY70039  Ephedra californica G. D. Wallace 1967-4-29 726 San Bernardino North of Joshua Tree National Monument and town of Joshua Tree along road up Pipes Wash Comment
  OBI13251  Hoffmannseggia glauca P. A. Holden 1969-8-3 988 San Bernardino In field and adj parkign lot on W end of Yucca Valley on S side of hwy 62 Comment
  OBI2140  Rhamnus ilicifolia P. A. Holden 1980-4-21 1109 San Bernardino Near Pioneer Town rd 3 mi N of Yucca Valley Comment
  OBI2148  Penstemon incertus P. A. Holden 1969-6-28 959 San Bernardino 4 mi N of Yucca Valley along Pioneer Town Rd Comment
  OBI2162  Ceanothus vestitus P. A. Holden 1969-5-13 841 San Bernardino Near Pioneer Town rd about 2 mi N of Yucca Valley Comment
  OBI2164  Eriogonum saxatile P. A. Holden 1969-5-12 821 San Bernardino 4 mi N of Yucca Valley along Pioneer Town Rd Comment
  OBI2165  Echinocereus engelmannii P. A. Holden 1969-5-12 828 San Bernardino 4 mi N of Yucca Valley along Pioneer Town rd. Comment
  OBI2175  Boechera pulchra P. A. Holden 1969-5-12 822 San Bernardino On E slope 4 mi N of Yucca Valley on Pioneer Town rd Comment
  OBI2178  Brickellia californica P. A. Holden 1969-8-16 1001 San Bernardino 1 mi north of Pioneer Town and 6 mi N of Yucca Valley Comment
  OBI2180  Epilobium canum subsp. latifolium P. A. Holden 1969-8-10 991 San Bernardino Along Pioneer Town Rd about 4 mi N of Yucca Valley Comment
  OBI2182  Ericameria teretifolia P. A. Holden 1969-9-21 1008 San Bernardino Just S of Pioneer town and about 4 mi N of Yucca Valley Comment
  OBI2185  Purshia tridentata var. glandulosa P. A. Holden 1969-6-7 926 San Bernardino All about the plateau surrounding Pioneer Town 5 mi N of Yucca Valley 1219 Comment
  OBI37513  Lupinus andersonii A. C. Sanders 1976-5-25 71 San Bernardino E end of the San Bernardino Mts near PioneerTown. T1N R4E NE1/4 of SW1/4 sec 13 Comment
  OBI60994  Ericameria linearifolia P. A. Holden 1969-5-13 838 San Bernardino 5 mi N of Yucca Valley near Pioneer town Comment
  OBI61057  Purshia tridentata var. glandulosa P. A. Holden 1969-6-7 926 San Bernardino 2 mi N of Pioneer Town and 6 mi N of Yucca Valley, near roadside Comment
  OBI61089  Atriplex canescens P. A. Holden 1969-8-10 992 San Bernardino N of Pioneer town; 6 mi N of Yucca Valley Comment
  OBI61093  Epilobium canum subsp. latifolium P. A. Holden 1969-8-10 991 San Bernardino 3 mi N of Yucca Valley along Pioneer Town rd Comment
  OBI62118  Rhamnus ilicifolia P. A. Holden 1970-4-21 1109 San Bernardino 2 mi N of Yucca Valley on Pioneertown rd Comment
  OBI62126  Eriogonum saxatile P. A. Holden 1969-5-12 821 San Bernardino 3 mi N of Yucca Valley along Pioneer Town Rd Comment
  OBI62131  Senecio flaccidus var. monoensis P. A. Holden 1969-6-14 932 San Bernardino BEtween Yucca and Morongo Valleys Comment
  OBI62219  Ericameria teretifolia P. A. Holden 1969-9-21 1008 San Bernardino 3 mi N of Yucca valley on Pioneer town rd Comment
  OBI76777  Lepidospartum squamatum James M. Andre 2010-11-10 15470 San Bernardino Little San Bernardino Mts: along Pioneertown Rd, 2.6 mi N of Yucca Valley 1135 Comment
  POM254614  Lotus strigosus E. C. Jaeger 1940-3-24 s.n. San Bernardino Yucca valley, San Bernardino mountain, San Bernadino Co. California. 1220 Comment
  POM254935  Linanthus maculatus E. C. Jaeger 1940-3-24 s.n. San Bernardino Yucca Valley, Little San Bernardino Mountains 1220 Comment
  POM359373  Ericameria linearifolia M. B. Dunkle 1934-3-30 3929 San Bernardino West of Windmill Tank. Mohave Desert. 915 Comment
  RSA0011384  Achnatherum speciosum Duncan S. Bell 2010-5-31 1201 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA0011385  Melica imperfecta Duncan S. Bell 2010-5-31 1200 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA0012177  Mentzelia Mark A. Elvin 2004-4-9 3244 San Bernardino UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  RSA0012178  Mentzelia Mark A. Elvin 2004-4-9 3240 San Bernardino UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  RSA0014919  Chaenactis stevioides Duncan S. Bell 2013-4-14 4788 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0014920  Calycoseris parryi Duncan S. Bell 2013-4-14 4789 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0014921  Melica imperfecta Duncan S. Bell 2013-4-14 4790 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0014923  Linanthus bernardinus Duncan S. Bell 2013-4-14 4792 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0014924  Dichelostemma capitatum Duncan S. Bell 2013-4-14 4793 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0014925  Achnatherum speciosum Duncan S. Bell 2013-4-14 4794 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0014926  Chrysothamnus nauseosus Duncan S. Bell 2013-4-14 4795 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0018675  Layia glandulosa Duncan S. Bell, Evan Meyer 2013-3-20 4581 San Bernardino Pipes Wash at the junction of Old Woman Springs Road and Pipes Road. 1081 Comment
  RSA0020426  Arctostaphylos Duncan S. Bell 2013-8-22 5670 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0020463  Eriogonum baileyi Duncan S. Bell 2013-8-22 5672 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0020464  Quercus cornelius-mulleri Duncan S. Bell 2013-8-22 5674 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0021300  Chenopodium californicum Duncan S. Bell 2013-4-14 4799 San Bernardino Sawtooth Mountains; Water Canyon, approximately 0.8 air mile southwest of Chaparrosa Spring. 1293 Comment
  RSA0021303  Lotus scoparius Duncan S. Bell 2013-4-14 4801 San Bernardino Sawtooth Mountains; Water Canyon, approximately 0.8 air mile southwest of Chaparrosa Spring. 1293 Comment
  RSA0021306  Eriogonum maculatum Duncan S. Bell 2013-8-22 5665 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0021307  Salvia columbariae Duncan S. Bell 2013-8-22 5667 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0021308  Emmenanthe penduliflora Duncan S. Bell 2013-8-22 5668 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0021312  Rhamnus ilicifolia Duncan S. Bell 2010-11-26 2009 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0021313  Populus fremontii Duncan S. Bell 2010-11-26 2010 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0021315  Ambrosia acanthicarpa Duncan S. Bell 2010-11-26 2012 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0021560  Salix laevigata Duncan S. Bell 2010-11-26 2006 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0021561  Eriogonum davidsonii Duncan S. Bell 2010-11-26 2007 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0021715  Asclepias fascicularis Duncan S. Bell 2013-4-14 4796 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0021872  Chamaesyce albomarginata Duncan S. Bell 2013-8-22 5669 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0021873  Galium angustifolium Duncan S. Bell 2013-8-22 5671 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0021874  Baccharis brachyphylla Duncan S. Bell 2013-8-22 5673 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0022306  Pellaea mucronata subsp. californica Duncan S. Bell 2011-4-23 2310 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022307  Cheilanthes covillei Duncan S. Bell 2011-4-23 2311 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022308  Phacelia cryptantha Duncan S. Bell 2011-4-23 2313 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022310  Cryptantha intermedia Duncan S. Bell 2011-4-23 2315 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022311  Cistanthe monandra Duncan S. Bell 2011-4-23 2316 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022312  Chamaesyce albomarginata Duncan S. Bell 2011-4-23 2317 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022313  Erodium cicutarium Duncan S. Bell 2011-4-23 2318 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022314  Camissonia campestris Duncan S. Bell 2011-4-23 2319 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022315  Camissonia pallida Duncan S. Bell 2011-4-23 2320 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022316  Filago californica Duncan S. Bell 2011-4-23 2321 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022317  Pectocarya linearis subsp. ferocula Duncan S. Bell 2011-4-23 2322 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022319  Lupinus sparsiflorus Duncan S. Bell 2011-4-23 2324 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022320  Lupinus concinnus Duncan S. Bell 2011-4-23 2325 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022321  Nemophila menziesii Duncan S. Bell 2011-4-23 2326 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022322  Layia glandulosa Duncan S. Bell 2011-4-23 2327 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022323  Coreopsis bigelovii Duncan S. Bell 2011-4-23 2328 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022324  Calycoseris parryi Duncan S. Bell 2011-4-23 2329 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022325  Anisocoma acaulis Duncan S. Bell 2011-4-23 2330 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0022957  Eschscholzia androuxii Duncan S. Bell 2010-5-31 1185 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA0024949  Pinus monophylla Duncan S. Bell 2012-9-8 4147 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0024950  Orobanche parishii Duncan S. Bell 2012-9-8 4148 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0024952  Ziziphus parryi Duncan S. Bell 2012-9-8 4149 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0024954  Linanthus bernardinus Duncan S. Bell 2011-4-23 2295 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0024957  Saltugilia latimeri Duncan S. Bell 2011-4-23 2297 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0025101  Ziziphus parryi Duncan S. Bell 2012-3-17 3167 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0025102  Eriogonum baileyi Duncan S. Bell, Amanda Turek 2010-9-4 1920 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0025103  Heterotheca grandiflora Duncan S. Bell 2012-3-17 3165 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0025104  Arctostaphylos glauca Duncan S. Bell 2012-3-17 3166 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0025106  Ericameria linearifolia Duncan S. Bell 2012-3-17 3164 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0025107  Poa secunda Duncan S. Bell 2012-3-17 3161 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0025108  Galium angustifolium subsp. gracillimum Duncan S. Bell 2012-3-17 3160 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0025109  Pellaea mucronata subsp. californica Duncan S. Bell 2012-3-17 3158 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0025110  Cheilanthes covillei Duncan S. Bell 2012-3-17 3159 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0025111  Ephedra californica Duncan S. Bell 2012-3-17 3162 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0025141  Eriogonum elongatum Duncan S. Bell, Amanda Turek 2010-9-4 1912 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0025144  Stephanomeria exigua Duncan S. Bell, Amanda Turek 2010-9-4 1916 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0025145  Ambrosia acanthicarpa Duncan S. Bell, Amanda Turek 2010-9-4 1917 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0025146  Eriastrum densifolium subsp. elongatum Duncan S. Bell, Amanda Turek 2010-9-4 1918 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0025148  Lotus strigosus Duncan S. Bell 2011-4-23 2331 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0025180  Nama demissa Duncan S. Bell 2011-4-23 2301 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0025181  Loeseliastrum matthewsii Duncan S. Bell 2011-4-23 2302 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0025182  Eriophyllum pringlei Duncan S. Bell 2011-4-23 2303 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0025183  Cryptantha circumscissa Duncan S. Bell 2011-4-23 2304 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0025248  Artemisia dracunculus Duncan S. Bell 2012-9-8 4127 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0025250  Lepidospartum squamatum Duncan S. Bell 2012-9-8 4129 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0025251  Baccharis salicifolia Duncan S. Bell 2012-9-8 4130 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0025252  Lotus nevadensis Duncan S. Bell 2012-9-8 4132 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0025253  Acmispon americanus var. americanus Duncan S. Bell 2012-9-8 4126 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0025327  Eriogonum pusillum Duncan S. Bell 2012-9-8 4142 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0025328  Quercus cornelius-mulleri Duncan S. Bell 2012-9-8 4144 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0025641  Minuartia douglasii Duncan S. Bell 2011-4-23 2306 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0025642  Gilia modocensis Duncan S. Bell 2011-4-23 2307 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0025643  Phacelia curvipes Duncan S. Bell 2011-4-23 2308 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0026020  Lepidium lasiocarpum Duncan S. Bell 2012-9-8 4136 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0026021  Chamaesyce albomarginata Duncan S. Bell 2012-9-8 4138 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0026023  Eriogonum elongatum Duncan S. Bell 2012-9-8 4141 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0026024  Gutierrezia microcephala Duncan S. Bell 2012-9-8 4143 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027694  Atriplex polycarpa Duncan S. Bell 2012-9-8 4133 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027695  Epilobium canum Duncan S. Bell 2012-9-8 4135 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027696  Typha domingensis Duncan S. Bell 2012-9-8 4134 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027850  Eriogonum davidsonii Duncan S. Bell 2012-9-8 4139 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027851  Lupinus bicolor Duncan S. Bell 2011-4-23 2348 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0027926  Quercus cornelius-mulleri Duncan S. Bell, Amanda Turek 2010-9-4 1924 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0027999  Mirabilis laevis var. crassifolia Duncan S. Bell 2010-5-31 1223 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0028225  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Amanda Turek 2010-9-4 1925 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0028226  Juniperus californica Duncan S. Bell, Amanda Turek 2010-9-4 1926 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0028227  Chilopsis linearis Duncan S. Bell, Amanda Turek 2010-9-4 1927 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0028339  Polypogon monspeliensis Duncan S. Bell 2012-3-17 3155 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0028340  Juncus macrophyllus Duncan S. Bell 2012-3-17 3156 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0028341  Typha latifolia Duncan S. Bell 2012-3-17 3157 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0031458  Rhus trilobata Duncan S. Bell 2011-4-23 2339 B San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031459  Ceanothus greggii var. perplexans Duncan S. Bell 2011-4-23 2339 A San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031460  Mentzelia albicaulis Duncan S. Bell 2011-4-23 2337 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031462  Galium angustifolium Duncan S. Bell 2011-4-23 2335 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031463  Caulanthus cooperi Duncan S. Bell 2011-4-23 2334 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031464  Poa secunda Duncan S. Bell 2011-4-23 2333 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031465  Castilleja angustifolia Duncan S. Bell 2011-4-23 2332 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031560  Achnatherum parishii subsp. parishii Duncan S. Bell 2011-4-23 2345 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031561  Sisymbrium irio Duncan S. Bell 2011-4-23 2351 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031562  Avena fatua Duncan S. Bell 2011-4-23 2350 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031563  Carex douglasii Duncan S. Bell 2011-4-23 2349 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031564  Calandrinia ciliata Duncan S. Bell 2011-4-23 2347 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031565  Gilia brecciarum subsp. brecciarum Duncan S. Bell 2011-4-23 2346 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031566  Ephedra nevadensis Duncan S. Bell 2011-4-23 2344 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031567  Ericameria linearifolia Duncan S. Bell 2011-4-23 2343 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031569  Crossosoma bigelovii Duncan S. Bell 2011-4-23 2341 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031570  Cercocarpus betuloides Duncan S. Bell 2011-4-23 2340 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031619  Achnatherum speciosum Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7110 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. 1241 Comment
  RSA0031620  Ericameria linearifolia Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7111 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. 1216 Comment
  RSA0031621  Eriogonum maculatum Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7112 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. 1216 Comment
  RSA0031622  Eriogonum fasciculatum var. polifolium Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7113 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. 1216 Comment
  RSA0031623  Salvia columbariae Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7114 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  RSA0031624  Emmenanthe penduliflora var. penduliflora Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7116 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  RSA0031625  Bahiopsis parishii Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7118 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  RSA0034225  Eriastrum eremicum subsp. eremicum Sarah J. De Groot, Cheryl Sevilla 2014-5-20 7123 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  RSA0034243  Chaenactis stevioides Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7109 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. 1241 Comment
  RSA0034344  Nama demissa var. demissa Jim Andre 2014-5-18 28208 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0034346  Camissonia campestris Jim Andre 2014-5-18 28205 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0034347  Eriogonum maculatum Jim Andre 2014-5-18 28203 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0036324  Artemisia dracunculus Duncan S. Bell 2014-10-14 7622 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0036326  Chenopodium berlandieri Duncan S. Bell 2014-10-14 7624 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0036328  Sporobolus airoides Duncan S. Bell 2014-10-14 7626 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0036329  Ericameria nauseosa var. oreophila Duncan S. Bell 2014-10-14 7627 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0036330  Chenopodium fremontii Duncan S. Bell 2014-10-14 7628 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0036590  Cryptantha intermedia J. M. Andre 2014-5-8 29418 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0036592  Lupinus excubitus var. excubitus J. M. Andre 2014-5-8 29449 San Bernardino Near intersection of Pioneertown Rd and Pipes Cyn Rd, 3.4 mi. north of Pioneertown. 1306 Comment
  RSA0038654  Monardella linoides Duncan S. Bell 2010-5-21 1043 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0038655  Elymus elymoides Duncan S. Bell 2010-5-21 1044 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0038657  Chenopodium californicum Duncan S. Bell 2010-5-21 1046 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1239 Comment
  RSA0038658  Erigeron foliosus Duncan S. Bell 2010-5-21 1047 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1239 Comment
  RSA0038660  Camissonia campestris Duncan S. Bell 2010-5-21 1049 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1239 Comment
  RSA0038662  Nemacladus Duncan S. Bell 2010-5-21 1034 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0038663  Pectocarya setosa Duncan S. Bell 2010-5-21 1035 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0038664  Coreopsis bigelovii Duncan S. Bell 2010-5-21 1036 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0038665  Calochortus kennedyi Duncan S. Bell 2010-5-21 1037 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0038666  Centrostegia thurberi Duncan S. Bell 2010-5-21 1038 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0038703  Lepidium fremontii Duncan S. Bell 2014-4-25 6616 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0038704  Guillenia lasiophylla Duncan S. Bell 2014-4-25 6620 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0038705  Bromus berteroanus Duncan S. Bell 2014-4-25 6621 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0038717  Centrostegia thurberi Duncan S. Bell 2014-4-25 6647 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0038718  Camissonia pallida Duncan S. Bell 2014-4-25 6646 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0038719  Boechera Duncan S. Bell 2014-4-25 6645 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0038720  Hymenoclea salsola Duncan S. Bell 2014-4-25 6644 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0038721  Eriophyllum confertiflorum Duncan S. Bell 2014-4-25 6643 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0038722  Saltugilia latimeri Duncan S. Bell 2014-4-25 6642 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0038723  Keckiella antirrhinoides Duncan S. Bell 2014-4-25 6641 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0038724  Eucrypta chrysanthemifolia var. bipinnatifida Duncan S. Bell 2014-4-25 6640 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0039764  Camissoniopsis pallida subsp. pallida Sarah J. De Groot, Cheryl S. Sevilla 2014-5-20 7124 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  RSA0039765  Malacothrix glabrata Sarah J. De Groot, Cheryl S. Sevilla 2014-5-20 7122 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  RSA0039888  Abronia villosa var. villosa Sarah J. De Groot, Cheryl S. Sevilla 2014-5-20 7125 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  RSA0039926  Eschscholzia minutiflora Sarah J. De Groot, Cheryl S. Sevilla 2014-5-14 7117 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  RSA0039927  Chylismia claviformis subsp. claviformis Sarah J. De Groot, Cheryl S. Sevilla 2014-5-14 7115 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  RSA0040155  Bromus berteroanus Duncan S. Bell 2014-4-27 6726 San Bernardino Pioneertown Mountains Preserve; near summit of Black Mesa, approximately 3.25 air miles northeast of Pioneertown. 1307 Comment
  RSA0040156  Calyptridium monandrum Duncan S. Bell 2014-4-25 6615 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0040157  Dichelostemma capitatum Duncan S. Bell 2014-4-25 6614 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0040159  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2014-4-25 6612 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0040160  Pectocarya setosa Duncan S. Bell 2014-4-25 6611 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0040162  Cryptantha nevadensis var. nevadensis Duncan S. Bell 2014-4-25 6609 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0040164  Nemacladus Duncan S. Bell 2014-4-25 6607 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0040165  Galium angustifolium Duncan S. Bell 2014-4-25 6606 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0040262  Pectocarya linearis subsp. ferocula Duncan S. Bell 2014-4-28 6735 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0040263  Nemacladus Duncan S. Bell 2014-4-28 6734 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0040264  Gilia stellata Duncan S. Bell 2014-4-28 6733 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0040265  Saltugilia latimeri Duncan S. Bell 2014-4-28 6732 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0040266  Phacelia affinis Duncan S. Bell 2014-4-28 6731 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0040267  Malacothrix coulteri Duncan S. Bell 2014-4-27 6730 San Bernardino Pioneertown Mountains Preserve; near summit of Black Mesa, approximately 3.25 air miles northeast of Pioneertown. 1307 Comment
  RSA0040268  Peritoma arborea Duncan S. Bell 2014-4-27 6729 San Bernardino Pioneertown Mountains Preserve; near summit of Black Mesa, approximately 3.25 air miles northeast of Pioneertown. 1307 Comment
  RSA0040269  Grayia spinosa Duncan S. Bell 2014-4-27 6728 San Bernardino Pioneertown Mountains Preserve; near summit of Black Mesa, approximately 3.25 air miles northeast of Pioneertown. 1307 Comment
  RSA0040270  Encelia actoni Duncan S. Bell 2014-4-27 6727 San Bernardino Pioneertown Mountains Preserve; near summit of Black Mesa, approximately 3.25 air miles northeast of Pioneertown. 1307 Comment
  RSA0041523  Ericameria linearifolia Duncan S. Bell 2014-4-25 6658 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0041524  Purshia glandulosa Duncan S. Bell 2014-4-25 6659 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0041528  Sisymbrium orientale Duncan S. Bell 2014-4-25 6663 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0041878  Tiquilia plicata Jim Andre 2014-5-18 28135 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0041879  Eriodictyon trichocalyx var. trichocalyx Jim Andre 2014-5-18 28179 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0042883  Pinus monophylla Duncan S. Bell 2014-4-25 6657 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0043160  Saltugilia latimeri Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4739 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  RSA0043203  Phacelia affinis Duncan S. Bell 2010-5-31 1211 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0046566  Gilia brecciarum subsp. brecciarum Duncan S. Bell 2014-4-25 6656 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0046567  Stephanomeria exigua Duncan S. Bell 2014-4-25 6655 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0046568  Lupinus sparsiflorus Duncan S. Bell 2014-4-25 6654 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0046569  Chaenactis stevioides Duncan S. Bell 2014-4-25 6653 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0046572  Cryptantha utahensis Duncan S. Bell 2014-4-25 6650 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0046573  Camissonia californica Duncan S. Bell 2014-4-25 6649 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0046574  Lotus scoparius Duncan S. Bell 2014-4-25 6648 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0046575  Elymus elymoides Duncan S. Bell 2014-4-25 6639 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0046576  Bromus berteroanus Duncan S. Bell 2014-4-25 6638 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047348  Eriophyllum confertiflorum var. confertiflorum Jim Andre 2014-5-2 27674 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0047390  Chaenactis stevioides Duncan S. Bell 2010-5-21 1039 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0047391  Layia glandulosa Duncan S. Bell 2010-5-21 1040 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0047392  Fraxinus velutina Duncan S. Bell 2014-10-14 7610 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1247 Comment
  RSA0047394  Cynodon dactylon Duncan S. Bell 2014-10-14 7612 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1247 Comment
  RSA0047402  Eriogonum maculatum Duncan S. Bell 2014-4-25 6632 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047404  Ephedra nevadensis Duncan S. Bell 2014-4-25 6634 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047405  Eriogonum davidsonii Duncan S. Bell 2014-4-25 6635 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047406  Phacelia cryptantha Duncan S. Bell 2014-4-25 6636 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047427  Phacelia distans Duncan S. Bell 2014-4-25 6630 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047428  Eriogonum saxatile Duncan S. Bell 2014-4-25 6628 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047429  Calycoseris parryi Duncan S. Bell 2014-4-25 6627 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047431  Loeseliastrum matthewsii Duncan S. Bell 2014-4-25 6625 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047432  Nama demissa Duncan S. Bell 2014-4-25 6624 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047433  Mentzelia albicaulis Duncan S. Bell 2014-4-25 6623 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047434  Cryptantha barbigera Duncan S. Bell 2014-4-25 6622 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047435  Eriogonum pusillum Duncan S. Bell 2014-4-25 6619 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047436  Astragalus coccineus Duncan S. Bell 2014-4-25 6618 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047437  Arenaria macradenia var. macradenia Duncan S. Bell 2014-4-25 6617 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047438  Adenophyllum cooperi Duncan S. Bell 2010-5-21 1042 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0047439  Ericameria linearifolia Duncan S. Bell 2010-5-21 1041 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0047601  Penstemon incertus Jim Andre 2014-5-18 28226 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0047602  Platystemon californicus Jim Andre 2014-5-18 28193 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0047603  Eschscholzia androuxii Jim Andre 2014-5-18 28192 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0047604  Prunus ilicifolia subsp. ilicifolia Jim Andre 2014-5-18 28191 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0047803  Astragalus didymocarpus var. dispermus Duncan S. Bell 2014-4-27 6724 San Bernardino Pioneertown Mountains Preserve; near summit of Black Mesa, approximately 3.25 air miles northeast of Pioneertown. 1307 Comment
  RSA0047804  Stylocline psilocarphoides Duncan S. Bell 2014-4-27 6725 San Bernardino Pioneertown Mountains Preserve; near summit of Black Mesa, approximately 3.25 air miles northeast of Pioneertown. 1307 Comment
  RSA0047805  Uropappus lindleyi Duncan S. Bell 2014-4-27 6723 San Bernardino Pioneertown Mountains Preserve; near summit of Black Mesa, approximately 3.25 air miles northeast of Pioneertown. 1307 Comment
  RSA0047900  Anisocoma acaulis Jim Andre 2014-5-18 28198 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0047961  Acmispon glaber var. brevialatus Jim Andre 2014-5-2 27668 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0048773  Cryptantha micrantha var. lepida J. M. Andre 2014-5-8 29405 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0048775  Mentzelia albicaulis J. M. Andre 2014-5-8 29408 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0049558  Aristida purpurea var. parishii Jim Andre 2014-5-18 28195 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0049560  Eriogonum pusillum Jim Andre 2014-5-18 28199 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0049561  Melica imperfecta Jim Andre 2014-5-18 28196 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0050355  Caulanthus cooperi Duncan S. Bell 2010-5-21 1061 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0050356  Eriogonum davidsonii Duncan S. Bell 2010-5-21 1062 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0050357  Eriogonum saxatile Duncan S. Bell 2010-5-21 1063 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0050359  Camissonia pallida Duncan S. Bell 2010-5-21 1065 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0050360  Cheilanthes covillei Duncan S. Bell 2010-5-21 1066 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0050361  Galium angustifolium subsp. angustifolium Duncan S. Bell 2010-5-21 1067 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0050362  Mimulus parishii Duncan S. Bell 2010-5-21 1083 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0050363  Mimulus guttatus Duncan S. Bell 2010-5-21 1081 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0050364  Mimulus rubellus Duncan S. Bell 2010-5-21 1082 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0050365  Cryptantha nevadensis Duncan S. Bell 2010-5-21 1051 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA0050366  Mimulus guttatus Duncan S. Bell 2010-5-21 1052 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA0050367  Mimulus parishii Duncan S. Bell 2010-5-21 1053 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA0050368  Mimetanthe pilosa Duncan S. Bell 2010-5-21 1054 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA0050369  Tamarix ramosissima Duncan S. Bell 2010-5-21 1055 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA0050370  Eriogonum davidsonii Duncan S. Bell 2010-5-21 1056 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA0050372  Polypogon monspeliensis Duncan S. Bell 2010-5-21 1058 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA0050373  Claytonia parviflora Duncan S. Bell 2010-5-21 1059 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA0050374  Boechera pulchra var. gracilis Duncan S. Bell 2010-5-21 1060 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0050442  Centrostegia thurberi J. M. Andre 2014-5-8 29424 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0050443  Eschscholzia androuxii J. M. Andre 2014-5-8 29422 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0050445  Leptosiphon breviculus J. M. Andre 2014-5-8 29417 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0050446  Emmenanthe penduliflora var. penduliflora J. M. Andre 2014-5-8 29416 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0050461  Eriastrum densifolium Sarah J. De Groot, Cheryl S. Sevilla 2014-7-7 7154 San Bernardino Bighorn Mountains area, Pipes Wash west of Highway 247, south of Flat Top Mesa, east-southeast of Hill 4485. 1183 Comment
  RSA0050547  Amaranthus albus Duncan S. Bell 2014-10-14 7643 San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range, collecting in Sorrel Horse Canyon to the west of Pioneertown. 1300 Comment
  RSA0050548  Solanum americanum Duncan S. Bell 2014-10-14 7644 San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range, collecting in Sorrel Horse Canyon to the west of Pioneertown. 1300 Comment
  RSA0050549  Datura wrightii Duncan S. Bell 2014-10-14 7645 San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range, collecting in Sorrel Horse Canyon to the west of Pioneertown. 1300 Comment
  RSA0050551  Conyza canadensis var. canadensis Duncan S. Bell 2014-10-14 7647 A San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range, collecting in Sorrel Horse Canyon to the west of Pioneertown. 1300 Comment
  RSA0050552  Artemisia dracunculus Duncan S. Bell 2014-10-14 7647 B San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range, collecting in Sorrel Horse Canyon to the west of Pioneertown. 1300 Comment
  RSA0050553  Linanthus bernardinus Duncan S. Bell 2010-5-21 1068 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0050555  Linanthus bernardinus Duncan S. Bell 2011-4-23 2294 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 0.25 air mile south of Chaparrosa Spring and approximately 1.6 air miles southwest of Pioneertown. 1327 Comment
  RSA0050556  Linanthus bernardinus Duncan S. Bell 2011-4-23 2352 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.7 air miles southeast of Chaparrosa Spring and approx. 1.7 air miles southwest of Pioneertown. 1227 Comment
  RSA0053711  Gilia Duncan S. Bell 2010-5-21 1070 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0053712  Allium fimbriatum Duncan S. Bell 2010-5-21 1071 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0053713  Pectocarya setosa Duncan S. Bell 2010-5-21 1072 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0053745  Oxytheca trilobata Duncan S. Bell 2010-5-21 1075 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0053746  Thysanocarpus curvipes Duncan S. Bell 2010-5-21 1076 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0053747  Delphinium parryi Duncan S. Bell 2010-5-21 1077 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0053748  Dudleya saxosa subsp. aloides Duncan S. Bell 2010-5-21 1078 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0053749  Gnaphalium palustre Duncan S. Bell 2010-5-21 1088 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0053750  Cistanthe monandra Duncan S. Bell 2010-5-21 1079 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0053752  Juncus bufonius Duncan S. Bell 2010-5-21 1085 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0053753  Matricaria discoidea Duncan S. Bell 2010-5-21 1086 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0053754  Stylocline psilocarphoides Duncan S. Bell 2010-5-21 1087 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0053756  Phacelia cryptantha Duncan S. Bell 2010-5-21 1089 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0053757  Rhus ovata Duncan S. Bell 2010-5-21 1092 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0053758  Cryptantha circumscissa Duncan S. Bell 2010-5-21 1091 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0053759  Gilia modocensis Duncan S. Bell 2010-5-21 1090 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0053760  Nemacladus Duncan S. Bell 2010-5-21 1069 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0055802  Eschscholzia glyptosperma Duncan S. Bell 2014-4-5 6565 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0055803  Cryptantha barbigera var. fergusoniae Duncan S. Bell 2014-4-5 6567 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0055809  Stephanomeria exigua Duncan S. Bell 2014-4-5 6571 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0055810  Eriogonum davidsonii Duncan S. Bell 2014-4-5 6570 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0055811  Eriastrum eremicum subsp. eremicum Duncan S. Bell 2014-4-5 6569 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0055812  Plantago patagonica Duncan S. Bell 2014-4-5 6566 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0055844  Acmispon strigosus Duncan S. Bell 2014-4-5 6568 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0055845  Gilia stellata Duncan S. Bell 2014-4-5 6563 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0055849  Saltugilia latimeri Duncan S. Bell 2014-4-5 6564 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0058213  Eriogonum pusillum J. M. Andre 2014-5-8 29406 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0058214  Cistanthe monandra J. M. Andre 2014-5-8 29407 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0059857  Acacia greggii Sarah J. De Groot, Cheryl S. Sevilla 2014-7-7 7155 San Bernardino Bighorn Mountains area, Pipes Wash west of Highway 247, south of Flat Top Mesa, east-southeast of Hill 4485. 1183 Comment
  RSA0060653  Linanthus bernardinus Duncan S. Bell 2011-4-23 2355 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.5 air mile south of Chaparrosa Spring and approx. 1.9 air miles southwest of Pioneertown. 1248 Comment
  RSA0060654  Linanthus bernardinus Duncan S. Bell 2011-4-23 2360 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; between Chaparrosa Wash and Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1258 Comment
  RSA0060655  Linanthus bernardinus Duncan S. Bell 2011-4-23 2367 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; approximately 0.8 air mile northwest of where Pioneertown Road crosses Water Canyon and approx. 0.9 air mile southeast of Pioneertown. 1209 Comment
  RSA0060656  Linanthus bernardinus Duncan S. Bell, Amanda Bell 2011-4-24 2368 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; between Chaparrosa Wash and Sorrel Horse Canyon, about 2 air miles west of Pioneertown. 1303 Comment
  RSA0060792  Eriogonum elongatum Duncan S. Bell 2014-10-14 7620 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0060794  Lotus purshianus Duncan S. Bell 2014-10-14 7614 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1247 Comment
  RSA0060795  Erigeron foliosus Duncan S. Bell 2014-10-14 7615 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1247 Comment
  RSA0060796  Nicotiana attenuata Duncan S. Bell 2014-10-14 7616 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0060797  Solidago velutina subsp. californica Duncan S. Bell 2014-10-14 7617 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0060798  Conyza canadensis var. canadensis Duncan S. Bell 2014-10-14 7618 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0062554  Mentzelia affinis Duncan S. Bell 2013-12-28 6096 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Water Canyon, about 0.75 air mile south of Chaparrosa Spring. 1268 Comment
  RSA0062555  Chaenactis fremontii Duncan S. Bell 2013-12-28 6095 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Water Canyon, about 0.75 air mile south of Chaparrosa Spring. 1268 Comment
  RSA0062556  Layia glandulosa Duncan S. Bell 2013-12-28 6094 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Water Canyon, about 0.75 air mile south of Chaparrosa Spring. 1268 Comment
  RSA0062578  Achnatherum hymenoides Duncan S. Bell 2014-4-25 6605 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0062579  Poa secunda Duncan S. Bell 2014-4-25 6604 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0062580  Lotus humistratus Duncan S. Bell 2014-4-25 6603 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0062584  Cryptantha pterocarya var. purpusii Duncan S. Bell 2014-4-28 6739 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0062585  Cryptantha utahensis Duncan S. Bell 2014-4-28 6738 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0062586  Acmispon strigosus Duncan S. Bell 2014-4-28 6737 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0062587  Mentzelia jonesii Duncan S. Bell 2014-4-28 6736 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0067607  Salvia columbariae Jim Andre 2014-5-18 28174 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0067610  Pectocarya setosa Jim Andre 2014-5-18 28171 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0067612  Cryptantha barbigera var. fergusoniae Jim Andre 2014-5-18 28170 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0067631  Lasthenia gracilis Jim Andre 2014-5-2 27666 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0067632  Camissoniopsis pallida subsp. hallii Jim Andre 2014-5-2 27665 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0067634  Emmenanthe penduliflora Jim Andre 2014-5-2 27663 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0067635  Cistanthe monandra Jim Andre 2014-5-2 27661 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0067636  Stylocline psilocarphoides Jim Andre 2014-5-2 27655 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0067644  Eriogonum davidsonii Jim Andre 2014-5-18 28176 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0067648  Calandrinia menziesii Jim Andre 2014-5-18 28181 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0067649  Galium angustifolium subsp. gracillimum Jim Andre 2014-5-18 28183 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0067651  Dudleya saxosa subsp. aloides Jim Andre 2014-5-18 28184 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0068157  Chaenactis stevioides J. M. Andre 2014-5-8 29426 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0068158  Eriophyllum confertiflorum var. confertiflorum J. M. Andre 2014-5-8 29428 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0068160  Lupinus sparsiflorus J. M. Andre 2014-5-8 29432 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0068162  Lupinus concinnus var. concinnus J. M. Andre 2014-5-8 29436 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0068163  Phacelia cryptantha J. M. Andre 2014-5-8 29439 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0068164  Croton californicus J. M. Andre 2014-5-8 29442 San Bernardino Near intersection of Pioneertown Rd and Pipes Cyn Rd, 3.4 mi. north of Pioneertown. 1306 Comment
  RSA0068165  Gilia sinuata J. M. Andre 2014-5-8 29447 San Bernardino Near intersection of Pioneertown Rd and Pipes Cyn Rd, 3.4 mi. north of Pioneertown. 1306 Comment
  RSA0068341  Antheropeas wallacei J. M. Andre 2014-5-8 29410 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0069784  Cryptantha barbigera Duncan S. Bell 2013-12-28 6093 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Water Canyon, about 0.75 air mile south of Chaparrosa Spring. 1268 Comment
  RSA0069785  Diplacus aurantiacus subsp. aurantiacus Duncan S. Bell 2013-12-28 6092 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Water Canyon, about 0.75 air mile south of Chaparrosa Spring. 1268 Comment
  RSA0070037  Calochortus kennedyi var. kennedyi Jim Andre 2014-5-2 27683 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0072317  Achnatherum speciosum Jim Andre 2014-5-18 28210 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0073872  Sisymbrium irio Jim M. Andre 2015-3-2 31376 San Bernardino Morongo Valley; along north side of Highway 62, NE of rifle range, 0.8 mi. SW from summit, approx. 3 mi. from Yucca Valley town center. 1024 Comment
  RSA0073873  Cryptantha pterocarya var. pterocarya Jim M. Andre 2015-3-2 31375 San Bernardino Morongo Valley; along north side of Highway 62, NE of rifle range, 0.8 mi. SW from summit, approx. 3 mi. from Yucca Valley town center. 1024 Comment
  RSA0073874  Stillingia linearifolia Jim M. Andre 2015-3-2 31374 San Bernardino Morongo Valley; along north side of Highway 62, NE of rifle range, 0.8 mi. SW from summit, approx. 3 mi. from Yucca Valley town center. 1024 Comment
  RSA0073875  Cistanthe monandra Jim M. Andre 2015-3-2 31373 San Bernardino Morongo Valley; along north side of Highway 62, NE of rifle range, 0.8 mi. SW from summit, approx. 3 mi. from Yucca Valley town center. 1024 Comment
  RSA0073876  Chylismia claviformis subsp. aurantiaca Jim M. Andre 2015-3-2 31371 San Bernardino Morongo Valley; along north side of Highway 62, NE of rifle range, 0.8 mi. SW from summit, approx. 3 mi. from Yucca Valley town center. 1024 Comment
  RSA0075564  Phacelia distans Jim Andre 2014-5-2 27670 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0075565  Phacelia cryptantha Jim Andre 2014-5-2 27672 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0075566  Thysanocarpus curvipes Jim Andre 2014-5-2 27673 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0075567  Cryptantha barbigera var. fergusoniae Jim Andre 2014-5-2 27675 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0075587  Eriogonum davidsonii Jim Andre 2014-5-2 27677 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0075589  Nemacladus sigmoideus Jim Andre 2014-5-2 27682 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0075590  Acmispon argophyllus var. argophyllus Jim Andre 2014-5-2 27685 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0076004  Pectocarya recurvata Jim M. Andre 2015-3-2 31370 San Bernardino Morongo Valley; along north side of Highway 62, NE of rifle range, 0.8 mi. SW from summit, approx. 3 mi. from Yucca Valley town center. 1024 Comment
  RSA0078025  Eriogonum saxatile Jim Andre 2014-5-2 27676 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0078681  Amsinckia tessellata var. tessellata Jim M. Andre 2015-3-2 31368 San Bernardino Morongo Valley; along north side of Highway 62, NE of rifle range, 0.8 mi. SW from summit, approx. 3 mi. from Yucca Valley town center. 1024 Comment
  RSA0078682  Cryptantha barbigera var. fergusoniae Jim M. Andre 2015-3-2 31365 San Bernardino Morongo Valley; along north side of Highway 62, NE of rifle range, 0.8 mi. SW from summit, approx. 3 mi. from Yucca Valley town center. 1024 Comment
  RSA0078683  Phacelia distans Jim M. Andre 2015-3-2 31364 San Bernardino Morongo Valley; along north side of Highway 62, NE of rifle range, 0.8 mi. SW from summit, approx. 3 mi. from Yucca Valley town center. 1024 Comment
  RSA0078684  Camissoniopsis pallida subsp. pallida Jim M. Andre 2015-3-2 31363 San Bernardino Morongo Valley; along north side of Highway 62, NE of rifle range, 0.8 mi. SW from summit, approx. 3 mi. from Yucca Valley town center. 1024 Comment
  RSA0078685  Antheropeas wallacei Jim M. Andre 2015-3-2 31362 San Bernardino Morongo Valley; along north side of Highway 62, NE of rifle range, 0.8 mi. SW from summit, approx. 3 mi. from Yucca Valley town center. 1024 Comment
  RSA0081278  Cryptantha utahensis Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31109 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA0081761  Ceanothus vestitus Jim Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31108 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA0084849  Psorothamnus arborescens var. simplicifolius Jim Andre 2014-5-18 28139 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0084851  Abronia villosa var. villosa Jim Andre 2014-5-18 28134 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0084852  Malacothrix glabrata Jim Andre 2014-5-18 28136 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0084853  Nicotiana attenuata Jim Andre 2014-5-18 28137 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0085127  Chylismia claviformis subsp. aurantiaca Jim Andre 2014-5-18 28127 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0085128  Loeseliastrum matthewsii Jim Andre 2014-5-18 28128 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0085129  Petalonyx thurberi subsp. thurberi Jim Andre 2014-5-18 28129 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0085130  Chilopsis linearis subsp. arcuata Jim Andre 2014-5-18 28130 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0085199  Leptosiphon aureus subsp. aureus Jim Andre 2014-5-18 28131 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0085200  Nicolletia occidentalis Jim Andre 2014-5-18 28132 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0085201  Phacelia campanularia subsp. vasiformis Jim Andre 2014-5-18 28133 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0085268  Eriogonum brachyanthum Jim Andre 2014-5-18 28141 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0085269  Chenopodium incanum var. occidentale Jim Andre 2014-5-18 28144 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0085270  Chaenactis fremontii Jim Andre 2014-5-18 28145 San Bernardino 0.3 mi. south of Pipe Springs Rd, about 1 mi. west of Hwy 247. 1125 Comment
  RSA0094375  Lasthenia gracilis Jim Andre 2015-3-31 31095 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0094376  Poa secunda subsp. secunda Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31092 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0094377  Eriogonum pusillum Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31091 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0094378  Calycoseris parryi Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31088 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0094381  Gilia ochroleuca subsp. exilis Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31082 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.4 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1135 Comment
  RSA0094429  Ericameria teretifolia Duncan S. Bell 2015-10-1 8701 San Bernardino Black Mesa on the Pioneertown Mountains Preserve, approximately 3.5 air miles northeast of Pioneertown. 1238 Comment
  RSA0094430  Krameria erecta Duncan S. Bell 2015-10-1 8700 San Bernardino Black Mesa on the Pioneertown Mountains Preserve, approximately 3.5 air miles northeast of Pioneertown. 1238 Comment
  RSA0094431  Salsola tragus Duncan S. Bell 2015-10-1 8699 San Bernardino Black Mesa on the Pioneertown Mountains Preserve, approximately 3.5 air miles northeast of Pioneertown. 1238 Comment
  RSA0094432  Phoradendron californicum Duncan S. Bell 2015-10-1 8698 San Bernardino Black Mesa on the Pioneertown Mountains Preserve, approximately 3.5 air miles northeast of Pioneertown. 1238 Comment
  RSA0094433  Bahiopsis parishii Duncan S. Bell 2015-10-1 8697 San Bernardino Black Mesa on the Pioneertown Mountains Preserve, approximately 3.5 air miles northeast of Pioneertown. 1238 Comment
  RSA0094757  Bromus berteroanus Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31093 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0094758  Cryptantha barbigera var. fergusoniae Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31096 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0094759  Mentzelia veatchiana Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31097 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0094760  Mentzelia albicaulis Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31099 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0094761  Gilia brecciarum subsp. brecciarum Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31099 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0094762  Boechera perennans Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31100 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA0094763  Nemophila menziesii var. menziesii Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31101 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA0094765  Phoradendron bolleanum Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31103 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA0094766  Pellaea mucronata var. mucronata Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31105 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA0094767  Ziziphus parryi var. parryi Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31106 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA0094768  Quercus cornelius-mulleri Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31107 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA0095203  Eriogonum inflatum var. inflatum Duncan S. Bell 2015-10-1 8696 San Bernardino Black Mesa on the Pioneertown Mountains Preserve, approximately 3.5 air miles northeast of Pioneertown. 1238 Comment
  RSA0096814  Eulobus californicus Duncan S. Bell, Joy England 2015-4-14 8056 San Bernardino Sawtooth Mountains; about 1 air mile southeast of Pioneertown. 1195 Comment
  RSA0103068  Coreopsis bigelovii Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31094 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0103942  Saltugilia latimeri Duncan S. Bell 2015-4-3 8012 San Bernardino The eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains. 1188 Comment
  RSA0103950  Calycoseris parryi Duncan S. Bell 2015-4-3 8013 San Bernardino The eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains. 1188 Comment
  RSA0104241  Gilia stellata Duncan S. Bell 2015-4-3 8014 San Bernardino The eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains. 1188 Comment
  RSA0104288  Elymus elymoides Duncan S. Bell 2015-4-3 8021 San Bernardino The eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains. 1188 Comment
  RSA0104289  Adenophyllum cooperi Duncan S. Bell 2015-4-3 8020 San Bernardino The eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains. 1188 Comment
  RSA0104290  Phacelia campanularia subsp. vasiformis Duncan S. Bell 2015-4-3 8017 San Bernardino The eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains. 1188 Comment
  RSA0104674  Eriogonum nidularium Duncan S. Bell 2015-10-1 8694 San Bernardino Black Mesa on the Pioneertown Mountains Preserve, approximately 3.5 air miles northeast of Pioneertown. 1238 Comment
  RSA0104675  Senecio flaccidus var. monoensis Duncan S. Bell 2015-10-1 8695 San Bernardino Black Mesa on the Pioneertown Mountains Preserve, approximately 3.5 air miles northeast of Pioneertown. 1238 Comment
  RSA0104928  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2015-4-3 8015 San Bernardino The eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains. 1188 Comment
  RSA0104942  Eriogonum fasciculatum Duncan S. Bell 2015-4-3 8022 San Bernardino The eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains. 1188 Comment
  RSA0106926  Eriastrum densifolium subsp. austromontanum Duncan S. Bell 2010-5-31 1212 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0120225  Eschscholzia androuxii Duncan S. Bell 2016-3-13 8921 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0120226  Descurainia pinnata subsp. intermedia Duncan S. Bell 2016-3-13 8920 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0120227  Bebbia juncea Duncan S. Bell 2016-3-13 8919 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0120229  Pectocarya linearis subsp. ferocula Duncan S. Bell 2016-3-13 8917 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0120320  Pennisetum setaceum Duncan S. Bell 2016-3-13 8922 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.5 air miles southeast of Chaparrosa Spring. 1162 Comment
  RSA0120604  Cryptantha intermedia Duncan S. Bell 2016-3-13 8916 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0120698  Platanus racemosa Duncan S. Bell 2016-3-13 8910 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0120858  Descurainia pinnata subsp. glabra Duncan S. Bell 2016-4-17 9354 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120860  Uropappus lindleyi Duncan S. Bell 2016-4-17 9352 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120862  Cryptantha micrantha Duncan S. Bell 2016-4-17 9350 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120863  Nemacladus Duncan S. Bell 2016-4-17 9349 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120864  Eriogonum pusillum Duncan S. Bell 2016-4-17 9348 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120865  Eucrypta chrysanthemifolia Duncan S. Bell 2016-4-17 9347 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120866  Mentzelia albicaulis Duncan S. Bell 2016-4-17 9346 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120870  Ephedra californica Duncan S. Bell 2016-4-17 9361 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120871  Pinus monophylla Duncan S. Bell 2016-4-17 9360 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120875  Pseudognaphalium thermale Duncan S. Bell 2016-4-17 9356 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120992  Schismus arabicus Duncan S. Bell 2016-4-17 9345 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0121074  Encelia actoni Duncan S. Bell 2016-3-13 8911 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0121075  Caulanthus lasiophyllus Duncan S. Bell 2016-3-13 8913 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0121076  Caulanthus cooperi Duncan S. Bell 2016-3-13 8912 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0121854  Purshia tridentata var. glandulosa Duncan S. Bell 2011-4-23 2366 San Bernardino Sawtooth Mountains; approximately 0.7 air mile northwest of the intersection of Pioneertown Road and Water Canyon, and approximately 1 air mile southeast of Pioneertown. 1190 Comment
  RSA0121855  Bromus diandrus Duncan S. Bell 2011-4-23 2365 San Bernardino Sawtooth Mountains; approximately 0.7 air mile northwest of the intersection of Pioneertown Road and Water Canyon, and approximately 1 air mile southeast of Pioneertown. 1190 Comment
  RSA0121856  Encelia actoni Duncan S. Bell 2011-4-23 2364 San Bernardino Sawtooth Mountains; approximately 0.7 air mile northwest of the intersection of Pioneertown Road and Water Canyon, and approximately 1 air mile southeast of Pioneertown. 1190 Comment
  RSA0121857  Pterostegia drymarioides Duncan S. Bell 2011-4-23 2363 San Bernardino Sawtooth Mountains; approximately 0.7 air mile northwest of the intersection of Pioneertown Road and Water Canyon, and approximately 1 air mile southeast of Pioneertown. 1190 Comment
  RSA0121858  Caulanthus lasiophyllus Duncan S. Bell 2011-4-23 2362 San Bernardino Sawtooth Mountains; approximately 0.7 air mile northwest of the intersection of Pioneertown Road and Water Canyon, and approximately 1 air mile southeast of Pioneertown. 1190 Comment
  RSA0121859  Sisymbrium altissimum Duncan S. Bell 2011-4-23 2359 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.5 air mile south of Chaparrosa Spring and approx. 1.9 air miles southwest of Pioneertown. 1248 Comment
  RSA0121860  Prosopis glandulosa var. torreyana Duncan S. Bell 2011-4-23 2358 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.5 air mile south of Chaparrosa Spring and approx. 1.9 air miles southwest of Pioneertown. 1248 Comment
  RSA0121861  Penstemon centranthifolius Duncan S. Bell 2011-4-23 2357 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.5 air mile south of Chaparrosa Spring and approx. 1.9 air miles southwest of Pioneertown. 1248 Comment
  RSA0121863  Allium fimbriatum var. fimbriatum Duncan S. Bell 2011-4-23 2354 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.7 air miles southeast of Chaparrosa Spring and approx. 1.7 air miles southwest of Pioneertown. 1227 Comment
  RSA0122727  Chorizanthe brevicornu Duncan S. Bell 2016-4-19 9409 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0122728  Cryptantha nevadensis var. nevadensis Duncan S. Bell 2016-4-19 9410 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0122729  Xylorhiza tortifolia Duncan S. Bell 2016-4-19 9411 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0122730  Lycium andersonii Duncan S. Bell 2016-4-19 9413 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0122731  Krameria erecta Duncan S. Bell 2016-4-19 9414 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0122733  Cuscuta indecora Duncan S. Bell 2016-4-19 9416 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0122734  Delphinium parishii subsp. parishii Duncan S. Bell 2016-4-19 9418 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0122735  Senna armata Duncan S. Bell 2016-4-19 9419 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0122736  Psorothamnus arborescens Duncan S. Bell 2016-4-19 9420 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0122880  Baileya multiradiata Duncan S. Bell 2016-4-19 9399 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1190 Comment
  RSA0122881  Abronia villosa var. villosa Duncan S. Bell 2016-4-19 9398 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1190 Comment
  RSA0122882  Salix laevigata Duncan S. Bell 2016-4-19 9397 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1190 Comment
  RSA0122883  Calyptridium monandrum Duncan S. Bell 2016-4-19 9396 San Bernardino Southeastern end of the Bighorn Mountains; the southwestern slopes of Flat Top Mesa, just north of Pipes Wash. 1313 Comment
  RSA0122884  Astragalus didymocarpus var. didymocarpus Duncan S. Bell 2016-4-19 9395 San Bernardino Southeastern end of the Bighorn Mountains; the southwestern slopes of Flat Top Mesa, just north of Pipes Wash. 1313 Comment
  RSA0122885  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2016-4-19 9394 San Bernardino Southeastern end of the Bighorn Mountains; the southwestern slopes of Flat Top Mesa, just north of Pipes Wash. 1313 Comment
  RSA0122888  Melica frutescens Duncan S. Bell 2016-4-19 9391 San Bernardino Southeastern end of the Bighorn Mountains; the southwestern slopes of Flat Top Mesa, just north of Pipes Wash. 1313 Comment
  RSA0123185  Argemone munita Duncan S. Bell 2016-4-19 9400 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1190 Comment
  RSA0123187  Hilaria rigida Duncan S. Bell 2016-4-19 9407 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  RSA0123188  Pectocarya penicillata Duncan S. Bell 2016-4-19 9406 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  RSA0123189  Festuca octoflora Duncan S. Bell 2016-4-19 9405 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  RSA0123190  Cryptantha decipiens Duncan S. Bell 2016-4-19 9404 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  RSA0123191  Elymus elymoides Duncan S. Bell 2016-4-19 9403 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  RSA0123192  Eschscholzia minutiflora Duncan S. Bell 2016-4-19 9402 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  RSA0123193  Rumex hymenosepalus Duncan S. Bell 2016-4-19 9401 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1190 Comment
  RSA0123686  Gilia diegensis Duncan S. Bell 2016-4-19 9408 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  RSA0123687  Stipa speciosa Duncan S. Bell 2016-4-19 9412 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0123688  Stillingia linearifolia Duncan S. Bell 2016-4-19 9417 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0124293  Camissoniopsis pallida subsp. pallida Duncan S. Bell 2016-4-17 9339 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0124294  Lupinus sparsiflorus Duncan S. Bell 2016-4-17 9340 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0124295  Calyptridium monandrum Duncan S. Bell 2016-4-17 9343 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0124297  Lupinus formosus Duncan S. Bell 2016-4-17 9344 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0124387  Eschscholzia androuxii Duncan S. Bell 2016-4-17 9341 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0124388  Pentagramma triangularis Duncan S. Bell 2016-4-17 9342 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0129315  Arabis perennans Duncan S. Bell 2011-4-23 2338 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA111274  Gilia sinuata Verne Grant, James Davis 1957-3-30 9895 Riverside Upper eastern end of Moronga Valley 793 Comment
Read comments
Mar 23 2014
  RSA117708  Isocoma acradenia S. Carlquist 1958-3-30 431 San Bernardino On Morongo Valley-Lucerne Valley road, 1 mile N of Morongo Valley Comment
  RSA124202  Coreopsis bigelovii Percy C. Everett, E. K. Balls 1958-5-4 23098 San Bernardino 3.1 miles NW from yucca Valley on road to Pioneer Town 1098 Comment
  RSA124207  Coreopsis bigelovii Percy C. Everett, E. K. Balls 1958-5-4 23097 San Bernardino 3.1 miles NW from yucca Valley on road to Pioneer Town 1098 Comment
  RSA124211  Lupinus formosus Percy C. Everett, E. K. Balls 1958-5-4 23089 San Bernardino 2 miles SW from Yucca Valley along road to 29 Palms 1067 Comment
  RSA124212  Tetradymia axillaris var. longispina P. C. Everett, E. K. Balls 1958-5-4 23090 San Bernardino 2 mi. sw. from Yucca Valley along road to 29 Palms. 1067 Comment
  RSA124214  Cryptantha micrantha var. lepida Percy C. Everett, E. K. Balls 1958-5-4 23093 San Bernardino 3.8 miles NW of Yucca Valley along road to Pioneer Town 1128 Comment
  RSA124216  Delphinium parishii Percy C. Everett, E. K. Balls 1958-5-4 23094 San Bernardino Joshua Tree Woodland; 3.8 mi. nw. from Yucca Valley along road to Pioneer Town. 1128 Comment
  RSA124217  Lupinus concinnus subsp. orcuttii Percy C. Everett, E. K. Balls 1958-5-4 23095 San Bernardino 5.6 miles NW from Yucca Valley on road to Pioneer Town. 1250 Comment
  RSA124218  Coleogyne ramosissima Percy C. Everett, E. K. Balls 1958-5-4 23088 San Bernardino 2.4 miles SW from Yucca Valley along road to 29 Palms. 1037 Comment
  RSA124219  Nolina parryi Percy C. Everett, E. K. Balls 1959-5-4 23096 San Bernardino 4.9 miles NW from Yucca Valley on road to Pioneer Town. 1220 Comment
  RSA124424  Cryptantha micrantha P. C. Everett, E. K. Balls 1958-5-4 23087 San Bernardino 2.4 miles SW from Yucca Valley along road to 29 Palms. 1037 Comment
  RSA124648  Leptosiphon breviculus Percy C. Everett, E. K. Balls 1958-5-4 23091 San Bernardino 3.8 miles NW of Yucca Valley along road to Pioneer Town 1128 Comment
  RSA125844  Atriplex canescens subsp. canescens E. K. Balls, P. C. Everett 1957-11-13 22807 San Bernardino 2.3 miles NW of Pioneer Town, Big Bear to Baldwin Lake road. Comment
  RSA125845  Eriodictyon trichocalyx E. K. Balls, Percy C. Everett 1957-11-13 22806 San Bernardino 1.9 miles W of Pioneer Town, on road Yucca Valley to Baldwin Lake. 1250 Comment
  RSA125846  Chrysothamnus teretifolius E. K. Balls, Percy C. Everett 1957-11-13 22805 San Bernardino 4.7 miles NW along road Yucca Valley to Pioneer Town. 1128 Comment
  RSA125888  Phoradendron densum E. K. Balls, Percy C. Everett 1957-11-13 22808 San Bernardino In sun and semishade; grows on Juniperus, occasionally on Quercus; 2.3 mi. NW. from Pioneer Town, road Big Bear and Baldwin Lake. 1250 Comment
  RSA160578  Anisocoma acaulis Percy C. Everett, Nick Lolonis 1963-5-3 24497 San Bernardino ca. 6 mi. nw of junction with 29 Palms rd. on rd. to Lucerne Valley from Yucca Valley. Comment
  RSA160580  Eriophyllum wallacei Percy C. Everett, Nick Lolonis 1963-5-3 24495 San Bernardino Above rd. at summit of pass between Morongo and Yucca Valleys. 1006 Comment
  RSA161107  Layia glandulosa P. C. Everett, Nick Lolonis 1963-5-3 s.n. San Bernardino Above road at summit of Pass betw Morongo Valley & Yucca Valley. 1006 Comment
  RSA167540  Ephedra californica Robert F. Thorne 1964-5-3 34006 San Bernardino Pipes Wash, 5.2 miles N of Yucca Valley, Joshua Tree road. Comment
  RSA167602  Ephedra californica Robert F. Thorne 1964-5-3 34005 San Bernardino Pipes Wash, 5.2 miles N of Yucca Valley, Joshua Tree road. Comment
  RSA167690  Rumex hymenosepalus Robert F. Thorne 1964-5-3 34007 San Bernardino Pipes Wash, 5.2 miles N of Yucca Valley, Joshua Tree road. Comment
  RSA188730  Nicolletia occidentalis H. U. Stauffer, R. F. Thorne 1964-5-5 5928 San Bernardino Hill 8 km northeast of Yucca Valley, close to road from Yucca Valley to Victorville 1200 Comment
  RSA188739  Coleogyne ramosissima H. U. Stauffer, Robert F. Thorne 1964-5-5 5929 San Bernardino Hill 8 km northeast of Yucca Valley, close to road from Yucca Valley to Victorville 1200 Comment
  RSA21382  Lasthenia gracilis C. B. Wolf 1937-5-4 8527 San Bernardino 2 miles W of Warrens Well, San Bernardino County. Comment
  RSA229314  Arctostaphylos glauca J. F. Clovis 1971-2-18 1902 San Bernardino Pioneertown Road, 2-1 1189 Comment
  RSA229318  Arctostaphylos glauca J. F. Clovis 1971-2-18 1899 San Bernardino Pioneertown Road, 1-1 Comment
  RSA229328  Crossosoma bigelovii J. F. Clovis 1971-3-18 1718 San Bernardino Pioneertown Road 2. 1189 Comment
  RSA383838  Ephedra nevadensis M. B. Dunkle 1934-3-30 3930 San Bernardino West of Windmill Tank. Mohave Desert. Comment
  RSA38412  Lepidospartum squamatum P. A. Munz 1946-10-22 11599 San Bernardino Canyon 6 miles NW of 29 Palms Hwy on road to Victorville. 1159 Comment
  RSA45218  Penstemon incertus J. C. Roos, L. Roos 1949-5-14 4299 San Bernardino 5 miles west of The Windmill; Burns-Pipes Wash, east end San Bernardino Mts. 1220 Comment
  RSA45219  Salvia dorrii subsp. dorrii J. C. Roos 1949-5-14 4300 San Bernardino 5 miles west of The Windmill; Burns-Pipes Wash, east end San Bernardino Mts. 1220 Comment
  RSA478769  Krascheninnikovia lanata M. B. Dunkle 1934-3-30 3927 San Bernardino West of Windmill Tank. Mohave Desert. 915 Comment
  RSA478811  Grayia spinosa M. B. Dunkle 1934-3-30 3929 San Bernardino West of Windmill Tank. Mohave Desert. 915 Comment
  RSA487435  Elymus elymoides Maureen H. Pendleton 1988-5-11 s.n. San Bernardino Ca. 1.75 miles E of Pioneertown, and 0.25 mile N of Skyline Ranch Road. (SBBM). 1250 Comment
  RSA487436  Delphinium parishii Maureen Pendleton 1988-5-11 s.n. San Bernardino Ca. 1.75 miles E of Pioneertown, and 0.25 mile N of Skyline Ranch Road. (SBBM). 1250 Comment
  RSA487437  Allium fimbriatum var. fimbriatum Maureen H. Pendleton 1988-5-11 s.n. San Bernardino Ca. 1.75 miles E of Pioneertown, and 0.25 mile N of Skyline Ranch Road. (SBBM). 1250 Comment
  RSA488905  Eriogonum pusillum Maureen Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488906  Phacelia distans Maureen Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488907  Poa secunda Maureen H. Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488909  Layia glandulosa Maureen H. Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488910  Chaenactis stevioides var. stevioides Maureen H. Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488911  Loeseliastrum matthewsii Maureen Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488913  Caulanthus cooperi Maureen H. Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488914  Lepidium fremontii Maureen H. Pendleton 1988-3-29 s.n San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488916  Mimulus aurantiacus var. pubescens Maureen Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488917  Linanthus killipii Maureen Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488918  Nama demissa Maureen Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488919  Phacelia cryptantha Maureen Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488920  Emmenanthe penduliflora Maureen Pendleton 1988-3-29 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1220 Comment
  RSA488931  Layia glandulosa Steve Myers 1988-3-17 s.n. San Bernardino Near Pioneertown, at recharge site on Pioneertown Road, 1 miles NW of Sunnyslope Dr. 1098 Comment
  RSA489146  Arabis dispar Maureen H. Pendleton 1988-3-30 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1188 Comment
  RSA489147  Rafinesquia neomexicana Maureen H. Pendleton 1988-3-30 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1188 Comment
  RSA489181  Rumex hymenosepalus Steve Myers, J. Hirshberg 1988-3-17 s.n. San Bernardino Ca. 4.5 miles N of town of Yucca Valley, on Hwy 247 ca., 1/8 mi N of Pipes Canyon Rd 1098 Comment
  RSA489182  Phacelia distans Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Near Pioneertown, at recharge site on Pioneertown Road, 1 miles NW of Sunnyslope Dr. 1098 Comment
  RSA489183  Poa secunda Steve Myers, J. Hirshberg 1988-3-17 s.n. San Bernardino Near Pioneertown, at recharge site on Pioneertown Road, 1 miles NW of Sunnyslope Dr. 1098 Comment
  RSA489186  Astragalus lentiginosus var. variabilis Steve Myers, Jeri Hirshberg 1988-3-17 s.n San Bernardino Ca. 4.5 miles N of town of Yucca Valley, on Hwy 247 ca., 1/8 mi N of Pipes Canyon Rd 1098 Comment
  RSA489187  Lupinus sparsiflorus subsp. sparsiflorus Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Near Pioneertown, at recharge site on Pioneertown Road, 1 miles NW of Sunnyslope Dr. 1098 Comment
  RSA489188  Lotus tomentellus Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Ca. 4.5 miles N of town of Yucca Valley, on Hwy 247 ca., 1/8 mi N of Pipes Canyon Rd 1098 Comment
  RSA489192  Lupinus sparsiflorus subsp. sparsiflorus Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Ca. 4.5 miles N of town of Yucca Valley, on Hwy 247 ca., 1/8 mi N of Pipes Canyon Rd 1098 Comment
  RSA489194  Dithyrea californica Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Ca. 4.5 miles N of town of Yucca Valley, on Hwy 247 ca., 1/8 mi N of Pipes Canyon Rd 1098 Comment
  RSA489195  Layia glandulosa Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Ca. 4.5 miles N of town of Yucca Valley, on Hwy 247 ca., 1/8 mi N of Pipes Canyon Rd 1098 Comment
  RSA491441  Vitis girdiana E. Crow 1928-05 228 San Bernardino Near east border of San Bernardino Mtns. Comment
  RSA492844  Malacothrix glabrata Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino 4.5 miles N of town of yucca Valley, on Hwy 247, 1/8 mile N of Pipes Canyon road 1098 Comment
  RSA492845  Coreopsis californica Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Ca. 4.5 miles N of town of Yucca Valley, on Hwy 247 ca., 1/8 mi N of Pipes Canyon Rd 1098 Comment
  RSA492908  Descurainia pinnata Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Near Pioneertown, at recharge site on Pioneertown Road, 1 miles NW of Sunnyslope Dr. 1098 Comment
  RSA492913  Prunus fasciculata S. J. Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Near Pioneertown, at recharge site on Pioneertown Rd, ca. 1 mi. NW of Sunnyslope Dr. 1098 Comment
  RSA494353  Chaenactis stevioides var. stevioides S. Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Near Pioneertown, on Pioneertown Road, ca. 1 mile NW of Sunnyslope Drive 1098 Comment
  RSA494354  Abronia villosa Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Ca. 4.5 miles N of town of Yucca Valley, on Hwy 247 ca., 1/8 mi N of Pipes Canyon Rd 1098 Comment
  RSA494356  Cryptantha micrantha Steve Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Ca. 4.5 miles N of town of Yucca Valley, on Hwy 247 ca., 1/8 mi N of Pipes Canyon Rd 1098 Comment
  RSA494358  Anisocoma acaulis S. Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino 4.5 miles N of town of yucca Valley, on Hwy 247, 1/8 mile N of Pipes Canyon road 1098 Comment
  RSA494359  Chaenactis fremontii S. Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino 4.5 miles N of town of yucca Valley, on Hwy 247, 1/8 mile N of Pipes Canyon road 1098 Comment
  RSA507466  Dyssodia cooperi Kathy Harper 1988-5-15 s.n. San Bernardino Skyline Ranch Raod near Pioneer town. Comment
  RSA511324  Microseris lindleyi Maureen H. Pendleton 1988-3-30 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1188 Comment
  RSA511325  Lotus argophyllus var. argophyllus Maureen Pendleton 1988-3-30 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1188 Comment
  RSA511326  Erigeron parishii Maureen H. Pendleton 1988-3-30 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1188 Comment
  RSA511554  Camissonia claviformis subsp. claviformis Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA511556  Eriogonum inflatum var. inflatum Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA511563  Ephedra viridis Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  RSA511564  Achnatherum hymenoides Ed LaRue, S. Doughtery, S. Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  RSA511566  Baileya pleniradiata Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA511567  Dyssodia cooperi Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA511568  Eriophyllum confertiflorum Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA511569  Tetradymia axillaris var. longispina Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA511570  Arenaria macradenia Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA511572  Salvia dorrii subsp. dorrii Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA512126  Nicolletia occidentalis Ed LaRue, Steve Myers, S. Dougherty 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA512138  Cleome isomeris Ed LaRue, S. Dougherty, S. Meyers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA512139  Eriogonum pusillum Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA512140  Astragalus douglasii Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA512141  Lepidium fremontii Ed LaRue, Steve Myers, S. Dougherty 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  RSA512142  Castilleja angustifolia Ed LaRue, Sharon Douugherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA512143  Cryptantha circumscissa Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  RSA512144  Centrostegia thurberi Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mileW of Bowden Flat, on a stream channel that runs through Burns Canyon, ca. 1 mile SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA512146  Layia glandulosa Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA512147  Descurainia pinnata subsp. brachycarpa Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  RSA512148  Melica imperfecta Ed LaRue, S. Dougherty, S. Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  RSA512149  Elymus elymoides Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mileW of Bowden Flat, on a stream channel that runs through Burns Canyon, ca. 1 mile SE of town of Rimrock. Pipe's Road traverses site., (Near 34 deg 11'N, 116 deg 32'W.) Comment
  RSA512174  Mimulus fremontii Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA516739  Tamarix ramosissima Ed LaRue, S. Dougherty, S. Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA516740  Muhlenbergia rigens Ed LaRue, S. Doughertym, S. Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  RSA604844  Stillingia linearifolia A. C. Sanders 1995-4-30 16752 San Bernardino Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi north of Hwy 62 1000 Comment
  RSA615787  Nolina parryi James C. Dice 1985-6-2 608 San Bernardino East edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km north of Highway 62. 1175 Comment
  RSA643459  Lotus rigidus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16865 San Bernardino San Bernardino Mountains: Burns Canyon, 2.1 miles above Rimrock Rd., just below Burns Spring. 1530 Comment
  RSA643659  Nolina parryi James C. Dice 1985-6-2 606 San Bernardino East edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km north of Highway 62. 1175 Comment
  RSA643660  Nolina parryi James C. Dice 1985-6-2 607 San Bernardino East edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km north of Highway 62. 1175 Comment
  RSA645416  Ephedra nevadensis A. C. Sanders, G. L. Helmkamp 1995-4-30 16872 San Bernardino San Bernardino Mountains: Burns Canyon, 2.1 miles above Rimrock Rd., just below Burns Spring. 1530 Comment
  RSA645417  Pectocarya setosa A. C. Sanders, G. L. Helmkamp 1995-4-30 16881 San Bernardino San Bernardino Mountains: Burns Canyon, 2.1 miles above Rimrock Rd., just below Burns Spring. 1530 Comment
  RSA645418  Lupinus microcarpus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16885 San Bernardino San Bernardino Mountains: Burns Canyon, 2.1 miles above Rimrock Rd., just below Burns Spring. 1530 Comment
  RSA648302  Salvia dorrii subsp. dorrii Mark Hotchkiss 1977-5-15 s.n. San Bernardino 5 mi. W. of Yucca Valley along Pipes Canyon road. 1250 Comment
  RSA652806  Gilia sinuata Colleen Callan 1992-4-25 2 San Bernardino Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
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Jun 21 2012
  RSA652807  Gilia aliquanta Colleen Callan 1992-4-25 3 San Bernardino Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  RSA652809  Bromus rubens Colleen Callan 1992-4-25 20 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1249 Comment
  RSA652810  Eschscholzia minutiflora Colleen Callan 1992-5-2 18 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  RSA652819  Mimulus fremontii Colleen Callan 1992-5-2 14 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  RSA652820  Prunus fasciculata Colleen Callan 1992-5-2 23 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  RSA652821  Linanthus aureus Colleen Callan 1992-4-25 5 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  RSA656569  Prunus fasciculata James Henrickson 1998-4-19 22238 San Bernardino Seven miles NW of community of Yucca Valley, 3 miles NW of Pioneer Town 1250 Comment
  RSA657311  Crossosoma bigelovii James Henrickson 1998-4-19 22235 San Bernardino Three miles NW of community of Yucca Valley on road to Pioneer Town. Comment
  RSA657312  Cercocarpus betuloides James Henrickson 1998-4-19 22234 San Bernardino Three miles NW of community of Yucca Valley on road to Pioneer Town. Comment
  RSA657628  Layia glandulosa Colleen Callan 1992-5-2 32 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  RSA680937  Phacelia cryptantha A. C. Sanders, Mark A. Elvin 2003-4-5 25911 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA680939  Thysanocarpus curvipes A. C. Sanders, Mark Elvin 2003-4-5 25891 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA680942  Cistanthe monandra A. C. Sanders, Mark Elvin 2003-4-5 25867 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA680943  Guillenia lasiophylla A. C. Sanders, Mark Elvin 2003-4-5 25879 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA680944  Descurainia pinnata A. C. Sanders, Mark Elvin 2003-4-5 25872 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA680945  Phacelia distans A. C. Sanders, Mark A. Elvin 2003-4-5 25871 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA682575  Pectocarya penicillata A. C. Sanders, Mark Elvin 2003-4-5 25856 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA682577  Schismus barbatus A. C. Sanders, Mark A. Elvin 2003-4-5 25865 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  RSA689586  Pinus monophylla A. C. Sanders, Mark Elvin 2003-4-5 25864 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  RSA696864  Stenotopsis linearifolia J. R. Bruff 1928-4-1 122 San Bernardino Ridge E. of Morrongo. Comment
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Nov 11 2014
  RSA696931  Layia glandulosa J. R. Bruff 1928-4-2 119 San Bernardino Ridge E. of Morengo Valley. Comment
  RSA699172  Ziziphus parryi J. R. Bruff 1928-4-2 118 San Bernardino Ridge E. of Morengo Valley. Comment
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Nov 11 2014
  RSA699684  Opuntia basilaris A. C. Sanders, Mark Elvin 2003-4-5 25857 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA703444  Chorizanthe watsonii Mark A. Elvin 2003-5-18 2792 San Bernardino Little San Bernardino Mtns: UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burn's House N of campground. 1256 Comment
  RSA703446  Delphinium parishii Mark A. Elvin 2003-5-18 2794 San Bernardino Little San Bernardino Mtns: UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burn's House N of campground. 1256 Comment
  RSA703447  Calycoseris parryi Mark Elvin 2003-5-18 2832 San Bernardino Little San Bernardino Mtns: UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burn's House N of campground. 1256 Comment
  RSA703448  Gilia latiflora Mark Elvin 2003-5-18 2821 San Bernardino Little San Bernardino Mtns: UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burn's House N of campground. 1256 Comment
  RSA703449  Ericameria linearifolia Mark A. Elvin 2003-5-18 2819 San Bernardino Little San Bernardino Mtns: UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burn's House N of campground. 1256 Comment
  RSA703450  Phacelia distans Mark A. Elvin 2003-5-18 2814 San Bernardino Little San Bernardino Mtns: UC Burn s Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burn s House N of campground. 1256 Comment
  RSA708084  Cryptantha Mark Elvin 2005-3-19 4072 San Bernardino Little San Bernardino Mountains/southern Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley;, SW edge of the Reserve in Water Canyon NE of Pioneer Town Road. 1067 Comment
  RSA708157  Pectocarya penicillata Mark Elvin 2005-3-19 4073 San Bernardino Little San Bernardino Mountains/southern Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley;, SW edge of the Reserve in Water Canyon NE of Pioneer Town Road. 1067 Comment
  RSA708169  Guillenia lasiophylla Mark Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4011 San Bernardino Little San Bernardino Mountains: Southern Mojave Desert: Ca. 1.5 miles E of Pioneertown, UC Burn s Pinyon Ridge Reserve, N central portion, S side of Useless Mountain . 1250 Comment
  RSA708212  Prosopis glandulosa var. torreyana Mark Elvin 2004-7-25 3642 San Bernardino Little San Bernardino Mountains/Mojave Desert: UC Burn's Pinyon Ridge Reserve in a wash area and adjacent foothills NE of Pioneer Town Road and W of the mouth of N Railroad Canyon with moderate to gentle S-facing slopes. 1067 Comment
  RSA708213  Chilopsis linearis subsp. arcuata Mark Elvin 2004-7-25 3621 San Bernardino Little San Bernardino Mountains/Mojave Desert: UC Burn s Pinyon Ridge Reserve in a wash area and adjacent foothills NE of Pioneer Town Road and W of the mouth of N Railroad Canyon with moderate to gentle S-facing slopes. 1067 Comment
  RSA708214  Prunus ilicifolia subsp. ilicifolia Mark A. Elvin 2004-7-25 3649 San Bernardino Little San Bernardino Mountains: UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles east of Pioneertown, west of Burn's House, north of campground. 1256 Comment
  RSA708373  Microseris lindleyi Mark A. Elvin 2004-4-9 3289 San Bernardino Little San Bernardino Mountains; Ca. 1.5 miles E of Pioneertown, UC Burn's Pinyon Ridge Reserve, SW portion in North Railroad Canyon 1098 Comment
  RSA708442  Lotus argophyllus var. argophyllus Mark Elvin 2004-4-9 3297 San Bernardino Little San Bernardino Mountains; Ca. 1.5 miles E of Pioneertown, UC Burn's Pinyon Ridge Reserve, SW portion in North Railroad Canyon 1098 Comment
  RSA708897  Salvia columbariae Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4010 San Bernardino Little San Bernardino Mountains: Southern Mojave Desert: Ca. 1.5 miles E of Pioneertown, UC Burn s Pinyon Ridge Reserve, N central portion, S side of Useless Mountain . 1250 Comment
  RSA709100  Lotus humistratus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16867 San Bernardino San Bernardino Mountains: Burns Canyon, 2.1 miles above Rimrock Rd., just below Burns Spring. 1530 Comment
  RSA709102  Eriogonum pusillum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16802 San Bernardino Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi north of Hwy 62 1006 Comment
  RSA709105  Cryptantha utahensis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16758 San Bernardino Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi north of Hwy 62 1000 Comment
  RSA709106  Astragalus acutirostris A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16859 San Bernardino San Bernardino Mountains: Burns Canyon, 2.1 miles above Rimrock Rd., just below Burns Spring. 1530 Comment
  RSA711161  Nolina parryi James C. Dice 1985-6-2 606 San Bernardino East edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km north of Highway 62. 1175 Comment
  RSA713687  Eucrypta chrysanthemifolia var. bipinnatifida Mark A. Elvin, Margie P. Elvin, Lyn Heller 2005-2-12 4006 San Bernardino Little San Bernardino Mountains: Southern Mojave Desert: Ca. 1.5 miles E of Pioneertown, UC Burn s Pinyon Ridge Reserve, N central portion, S side of Useless Mountain . 1250 Comment
  RSA713689  Eucrypta chrysanthemifolia var. bipinnatifida Mark A. Elvin 2005-2-10 3995 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert: Ca. 1.5 miles E of Pioneertown, UC Burn s Pinyon Ridge Reserve; lower portion of the trib. to Water Canyon; S central portion of the Reserve. 1128 Comment
  RSA713690  Coreopsis bigelovii Mark A. Elvin 2005-2-13 4019 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert: Ca. 1.5 miles E of Pioneertown, UC Burn's Pinyon Ridge Reserve; middle part of the Reserve on ridge between 'Boo' and 'Jean' canyons (tribs. to N Railroad Canyon). 1250 Comment
  RSA713833  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4569 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Road ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. 328 Comment
  RSA713835  Chilopsis linearis subsp. arcuata Mark Elvin 2005-9-24 4564 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Road ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. 328 Comment
  RSA713836  Croton californicus Mark Elvin 2005-9-24 4562 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Road ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. 328 Comment
  RSA713837  Lotus Mark A. Elvin 2005-9-24 4560 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Road ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. 328 Comment
  RSA713839  Fraxinus velutina Mark A. Elvin, Andy Elvin, Katie Elvin 2005-9-24 4572 -a San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: E of Pioneer town in wash N of Ridgeline Road. 1128 Comment
  RSA714208  Pterostegia drymarioides A. C. Sanders 2003-4-5 25922 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA714209  Coreopsis bigelovii A. C. Sanders, Mark A. Elvin 2003-4-5 25927 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1098 Comment
  RSA714212  Cryptantha intermedia A. C. Sanders, Mark Elvin 2003-4-5 25894 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA714213  Phacelia cryptantha A. C. Sanders, Mark A. Elvin 2003-4-5 25911 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA714214  Lupinus concinnus A. C. Sanders, Mark A. Elvin 2003-4-5 25918 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA714215  Eucrypta chrysanthemifolia A. C. Sanders, Mark A. Elvin 2003-4-5 25920 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA714595  Emmenanthe penduliflora A. C. Sanders 2003-4-5 25921 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA714636  Gilia brecciarum subsp. brecciarum A. C. Sanders, Andy Elvin 2003-4-5 25903 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA725870  Eriogonum maculatum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16749 San Bernardino Eastern San Bernardino Mtns./Mojave Desert: Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi N of Hwy 62. 1000 Comment
  RSA726016  Phoradendron densum A. C. Sanders, Mark A. Elvin 2003-4-5 25869 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  RSA734879  Phacelia distans J. R. Bruff 1928-4-2 120 San Bernardino Ridge E. of Morengo Valley. Comment
  RSA750960  Eriastrum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16751 San Bernardino Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi north of Hwy 62 1000 Comment
  RSA756726  Mentzelia veatchiana A. C. Sanders, Mark A. Elvin 2003-4-5 25942 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1098 Comment
  RSA763953  Eriogonum saxatile P. A. Holden 1969-5-12 821 San Bernardino Near Pioneer Town Road some 3 miles north of Yucca Valley. Comment
  RSA774904  Eriophyllum confertiflorum Duncan S. Bell 2011-5-5 2385 San Bernardino Sawtooth Mountains; eastern section of this mountain range; collecting on a small area of BLM land surrounded by private property. 1184 Comment
  RSA774907  Eriogonum maculatum Duncan S. Bell 2011-5-5 2382 San Bernardino Sawtooth Mountains; eastern section of this mountain range; collecting on a small area of BLM land surrounded by private property. 1184 Comment
  RSA774908  Caulanthus cooperi Duncan S. Bell 2011-5-5 2381 San Bernardino Sawtooth Mountains; eastern section of this mountain range; collecting on a small area of BLM land surrounded by private property. 1184 Comment
  RSA774909  Centrostegia thurberi Duncan S. Bell 2011-5-5 2380 San Bernardino Sawtooth Mountains; eastern section of this mountain range; collecting on a small area of BLM land surrounded by private property. 1184 Comment
  RSA774910  Cheilanthes covillei Duncan S. Bell 2011-5-5 2379 San Bernardino Sawtooth Mountains; eastern section of this mountain range; collecting on a small area of BLM land surrounded by private property. 1184 Comment
  RSA774920  Prunus ilicifolia Duncan S. Bell 2011-5-5 2389 San Bernardino Sawtooth Mountains; eastern section of this mountain range; collecting on a small area of BLM land surrounded by private property. 1184 Comment
  RSA774922  Galium angustifolium subsp. gracillimum Duncan S. Bell 2011-5-5 2387 San Bernardino Sawtooth Mountains; eastern section of this mountain range; collecting on a small area of BLM land surrounded by private property. 1184 Comment
  RSA778606  Achnatherum speciosum Jim Andre 2011-5-16 17185 San Bernardino Little San Bernardino Mountain, just north of Pioneertown along Pioneertown Road (north side) 6.1 miles NNW of Hwy. 62 (at Yucca Valley) 1239 Comment
  RSA778749  Epilobium canum subsp. latifolium Jim Andre 2010-11-10 15462 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road. 1135 Comment
  RSA778750  Solidago velutina subsp. californica J. Andre 2010-11-10 15464 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
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Dec 22 2013
  RSA778752  Ambrosia acanthicarpa J. Andre 2010-11-10 15468 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
  RSA778753  Chrysothamnus teretifolius Jim Andre 2010-11-10 15469 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
  RSA778754  Eriogonum davidsonii Jim Andre 2010-11-10 15471 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road. 1135 Comment
  RSA778755  Eriogonum elongatum var. elongatum Jim Andre 2010-11-10 15472 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road. 1135 Comment
  RSA780671  Camissonia pallida subsp. pallida Jim Andre 2011-5-16 17141 San Bernardino Along Pioneertown Road, 7.2 miles NNW of Hwy. 62 (at Yucca Valley) just east of Pipes Canyon, just west of Black Hill. 1301 Comment
  RSA780963  Phacelia distans Jim Andre 2011-5-16 17162 San Bernardino Along Pioneertown Road, 7.2 miles NNW of Hwy. 62 (at Yucca Valley) just east of Pipes Canyon, just west of Black Hill. 1301 Comment
  RSA780964  Penstemon incertus Jim Andre 2011-5-16 17174 San Bernardino Little San Bernardino Mountain, just north of Pioneertown along Pioneertown Road (north side) 6.1 miles NNW of Hwy. 62 (at Yucca Valley) 1239 Comment
  RSA780965  Galium angustifolium subsp. gracillimum Jim Andre 2011-5-16 17182 San Bernardino Little San Bernardino Mountain, just north of Pioneertown along Pioneertown Road (north side) 6.1 miles NNW of Hwy. 62 (at Yucca Valley) 1239 Comment
  RSA781930  Solidago californica Duncan S. Bell, Amanda Bell 2011-10-8 2965 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA781931  Conyza canadensis Duncan S. Bell, Amanda Bell 2011-10-8 2966 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA782024  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Amanda Bell 2011-10-8 2967 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA782025  Sambucus mexicana Duncan S. Bell, Amanda Bell 2011-10-8 2968 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA782026  Rhus trilobata Duncan S. Bell, Amanda Bell 2011-10-8 2969 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA782027  Gutierrezia microcephala Duncan S. Bell, Amanda Bell 2011-10-8 2970 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA782029  Galium angustifolium subsp. gracillimum Duncan S. Bell, Amanda Bell 2011-10-8 2972 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA782030  Stephanomeria pauciflora Duncan S. Bell, Amanda Bell 2011-10-8 2973 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA782031  Eriogonum davidsonii Duncan S. Bell, Amanda Bell 2011-10-8 2974 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA782034  Eriogonum wrightii Duncan S. Bell, Amanda Bell 2011-10-8 2977 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA787657  Penstemon incertus Duncan S. Bell 2012-5-8 3622 San Bernardino Black Hill; approximately 1.25 air miles northwest of Pioneetown. 1270 Comment
  RSA787658  Baccharis salicifolia Duncan S. Bell 2012-5-8 3624 San Bernardino Black Hill; approximately 1.25 air miles northwest of Pioneetown. 1270 Comment
  RSA787659  Bromus diandrus Duncan S. Bell 2012-5-8 3626 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  RSA787660  Erigeron foliosus Duncan S. Bell 2012-5-8 3629 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  RSA787661  Galium angustifolium subsp. gracillimum Duncan S. Bell 2012-5-8 3631 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  RSA787665  Salix exigua Duncan S. Bell 2012-5-8 3630 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  RSA787666  Salvia apiana Duncan S. Bell 2012-5-8 3628 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  RSA787667  Chenopodium californicum Duncan S. Bell 2012-5-8 3627 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  RSA787703  Monardella linoides Duncan S. Bell 2012-5-8 3620 San Bernardino Black Hill; approximately 1.25 air miles northwest of Pioneetown. 1270 Comment
  RSA787704  Galium angustifolium subsp. gracillimum Duncan S. Bell 2012-5-8 3621 San Bernardino Black Hill; approximately 1.25 air miles northwest of Pioneetown. 1270 Comment
  RSA787705  Astragalus douglasii Duncan S. Bell 2012-5-8 3623 San Bernardino Black Hill; approximately 1.25 air miles northwest of Pioneetown. 1270 Comment
  RSA798826  Cordylanthus rigidus subsp. setiger Duncan S. Bell 2012-10-8 4345 San Bernardino Sawtooth Mountains; Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring, or approximately 1.8 air miles southwest of where Water Canyon crosses Pioneertown Road. 1172 Comment
  RSA798844  Muhlenbergia rigens Duncan S. Bell 2012-10-8 4347 San Bernardino Sawtooth Mountains; Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring, or approximately 1.8 air miles southwest of where Water Canyon crosses Pioneertown Road. 1172 Comment
  RSA798845  Pulicaria paludosa Duncan S. Bell 2012-10-8 4346 San Bernardino Sawtooth Mountains; Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring, or approximately 1.8 air miles southwest of where Water Canyon crosses Pioneertown Road. 1172 Comment
  RSA799326  Loeseliastrum matthewsii Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4744 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  RSA799339  Platystemon californicus Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4730 San Bernardino Sawtooth Mountains; Chaparrosa Wash; approximately 1 air mile southwest of Pioneertown and about 0.4 air mile north of Chaparrosa Spring. 1266 Comment
  RSA799340  Mentzelia veatchiana Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4731 San Bernardino Sawtooth Mountains; Chaparrosa Wash; approximately 1 air mile southwest of Pioneertown and about 0.4 air mile north of Chaparrosa Spring. 1266 Comment
  RSA799341  Pectocarya linearis subsp. ferocula Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4732 San Bernardino Sawtooth Mountains; Chaparrosa Wash; approximately 1 air mile southwest of Pioneertown and about 0.4 air mile north of Chaparrosa Spring. 1266 Comment
  RSA799343  Gilia modocensis Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4734 San Bernardino Sawtooth Mountains; Chaparrosa Wash; approximately 1 air mile southwest of Pioneertown and about 0.4 air mile north of Chaparrosa Spring. 1266 Comment
  RSA799345  Carex douglasii Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4735 San Bernardino Sawtooth Mountains; Chaparrosa Spring; approximately 1.25 air mile southwest of Pioneertown. 1291 Comment
  RSA799346  Quercus palmeri Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4736 San Bernardino Sawtooth Mountains; Chaparrosa Spring; approximately 1.25 air mile southwest of Pioneertown. 1291 Comment
  RSA799362  Salix laevigata Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4737 San Bernardino Sawtooth Mountains; Chaparrosa Spring; approximately 1.25 air mile southwest of Pioneertown. 1291 Comment
  RSA799363  Cercocarpus betuloides Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4738 San Bernardino Sawtooth Mountains; Chaparrosa Spring; approximately 1.25 air mile southwest of Pioneertown. 1291 Comment
  RSA799365  Camissonia pallida subsp. pallida Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4740 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  RSA799366  Galium angustifolium subsp. angustifolium Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4741 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  RSA799367  Rhus trilobata Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4742 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  RSA799368  Muhlenbergia asperifolia Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4743 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  RSA799369  Guillenia lasiophylla Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4745 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  RSA799370  Emmenanthe penduliflora Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4746 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  RSA799371  Castilleja foliolosa Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4747 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  RSA799372  Linanthus breviculus Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4748 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  RSA799373  Cryptantha pterocarya var. pterocarya Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4749 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  RSA799374  Astragalus douglasii Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4750 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  RSA799375  Linanthus bigelovii Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4751 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  RSA799376  Lupinus sparsiflorus Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4752 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  RSA799377  Marah macrocarpa Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4753 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  RSA799378  Yucca schidigera Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4754 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  RSA800000  Linanthus bernardinus Duncan S. Bell 2011-4-23 2361 San Bernardino Sawtooth Mountains; approximately 0.7 air mile northwest of the intersection of Pioneertown Road and Water Canyon, and approximately 1 air mile southeast of Pioneertown. 1190 Comment
  RSA800257  Lepidospartum squamatum J. Andre 2010-11-10 15470 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
  RSA800833  Gilia cana A. C. Sanders, Pamela J. MacKay 2001-4-14 23996 San Bernardino South Centeral Morjace Desert / east end San Bernardino Mts.: east of Flat Top Mtn. on Hwy 247, 6.1 mi. N of Hwy 62 and 0.5 mi. N of Pipes Canyon Rd. 1110 Comment
  RSA800838  Gilia stellata A. C. Sanders, Pamela J. MacKay 2001-4-14 24006 San Bernardino South Centeral Morjace Desert / east end San Bernardino Mts.: east of Flat Top Mtn. on Hwy 247, 6.1 mi. N of Hwy 62 and 0.5 mi. N of Pipes Canyon Rd. 1110 Comment
  RSA801844  Gilia angelensis Duncan S. Bell 2010-5-31 1209 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801848  Anisocoma acaulis Duncan S. Bell 2010-5-31 1213 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801849  Lotus strigosus Duncan S. Bell 2010-5-31 1214 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801850  Mentzelia albicaulis Duncan S. Bell 2010-5-31 1215 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801851  Camissonia pallida Duncan S. Bell 2010-5-31 1216 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801853  Loeseliastrum matthewsii Duncan S. Bell 2010-5-31 1218 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801855  Lupinus sparsiflorus Duncan S. Bell 2010-5-31 1220 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801856  Lupinus concinnus Duncan S. Bell 2010-5-31 1221 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801858  Nicotiana acuminata var. multiflora Duncan S. Bell 2010-5-31 1224 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801859  Triticum aestivum Duncan S. Bell 2010-5-31 1222 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801860  Marrubium vulgare Duncan S. Bell 2010-5-31 1225 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801861  Astragalus douglasii Duncan S. Bell 2010-5-31 1226 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801862  Hymenoclea salsola Duncan S. Bell 2010-5-31 1227 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA801863  Quercus cornelius-mulleri Duncan S. Bell 2010-5-31 1228 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA802013  Calycoseris parryi Duncan S. Bell 2010-5-31 1162 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802014  Chaenactis stevioides Duncan S. Bell 2010-5-31 1161 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802015  Eriogonum davidsonii Duncan S. Bell 2010-5-31 1163 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802016  Lepidium lasiocarpum Duncan S. Bell 2010-5-31 1164 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802101  Adenostoma fasciculatum Duncan S. Bell 2010-5-31 1176 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802102  Marah macrocarpa Duncan S. Bell 2010-5-31 1178 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802103  Linanthus bernardinus Duncan S. Bell 2010-5-31 1180 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802104  Tauschia parishii Duncan S. Bell 2010-5-31 1179 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802105  Eriophyllum wallacei Duncan S. Bell 2010-5-31 1181 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802106  Gilia ochroleuca subsp. exilis Duncan S. Bell 2010-5-31 1182 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802107  Chamaesyce albomarginata Duncan S. Bell 2010-5-31 1183 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802109  Erodium cicutarium Duncan S. Bell 2010-5-31 1184 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802110  Bromus tectorum Duncan S. Bell 2010-5-31 1177 A San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802112  Galium angustifolium subsp. gracillimum Duncan S. Bell 2010-5-31 1169 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802113  Salazaria mexicana Duncan S. Bell 2010-5-31 1170 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802114  Lupinus excubitus Duncan S. Bell 2010-5-31 1171 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802115  Fraxinus velutina Duncan S. Bell 2010-5-31 1172 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802116  Prunus ilicifolia Duncan S. Bell 2010-5-31 1173 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802117  Prunus fasciculata Duncan S. Bell 2010-5-31 1174 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802119  Bromus diandrus Duncan S. Bell 2010-5-31 1177 B San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802120  Eriodictyon trichocalyx Duncan S. Bell 2010-5-31 1168 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802121  Phacelia distans Duncan S. Bell 2010-5-31 1167 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802122  Oenothera californica Duncan S. Bell 2010-5-31 1166 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802198  Lotus argophyllus Duncan S. Bell 2010-5-31 1198 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802200  Salvia columbariae Duncan S. Bell 2010-5-31 1194 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802201  Dichelostemma capitatum Duncan S. Bell 2010-5-31 1192 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802202  Eriogonum davidsonii Duncan S. Bell 2010-5-31 1188 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802203  Emmenanthe penduliflora Duncan S. Bell 2010-5-31 1189 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802204  Chaenactis fremontii Duncan S. Bell 2010-5-31 1190 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802205  Bromus rubens Duncan S. Bell 2010-5-31 1191 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802206  Stephanomeria exigua Duncan S. Bell 2010-5-31 1193 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802207  Pellaea mucronata Duncan S. Bell 2010-5-31 1196 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802208  Mimulus aurantiacus Duncan S. Bell 2010-5-31 1197 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802209  Lotus scoparius Duncan S. Bell 2010-5-31 1199 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802211  Eriophyllum confertiflorum Duncan S. Bell 2010-5-31 1204 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802213  Nama demissa Duncan S. Bell 2010-5-31 1207 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA802369  Oxytheca trilobata Duncan S. Bell 2010-5-31 1195 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA811349  Chamaesyce albomarginata Duncan S. Bell, Amanda Turek 2010-9-4 1915 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  SBBG118452  Crossosoma bigelovii J. Hendrickson 1998-4-19 22235 San Bernardino 3 mi NW of Yucca Valley on rd to Pioneer Town 1250 Comment
  SBBG118454  Prunus fasciculata var. fasciculata J. Henrickson 1998-4-19 22238 San Bernardino 7 mi NW of Yucca Valley, 3 mi NW of Pioneer Town 1250 Comment
  SBBG125307  Prosopis glandulosa var. torreyana M. A. Elvin 2004-7-25 3642 San Bernardino ca. 1.5 mi E of Pioneertown, UC Burn's Pinyon Ridge Reserve W of the mouth of N Railroad Cyn 1067 Comment
  SBBG50900  Penstemon incertus R. S. Woglum 1941-4-13 3073 San Bernardino Warrens Well, road to Pipes Cyn, near Windmill Street Comment
  SBBG56028  Amaranthus fimbriatus F. C. Vasek 1961-9-23 610923 -b San Bernardino Pipes Cyn Rd, ca. 4 mi from its jct with the main road (Old Woman Springs Rd) Comment
  SBBG66512  Penstemon incertus R. Hoffmann 1931-6-12 San Bernardino 5 mi W of Warren's Well Comment
  SBBG66816  Diplacus longiflorus R. Hoffmann 1931-6-12 San Bernardino 5 mi W of Warren's Wall Comment
  SBBG70574  Nicotiana obtusifolia R. Hoffmann 1931-6-12 San Bernardino 5 mi W of Warren's Well Comment
  SBBG71062  Simmondsia chinensis R. Hoffmann 1931-6-12 San Bernardino 5 mi W of Warren's Well Comment
  SBBG8346  Ericameria linearifolia K. K. Muller 1957-4-14 808 San Bernardino summit between Morongo and Yucca Valleys, ca. 2 mi SW of town of Yucca Valley Comment
  SD117619  Dudleya saxosa subsp. aloides James C. Dice 1985-6-2 610 San Bernardino Along road between Yucca Valley and Pioneertown, ca. 5.1 km north of Highway 62. 1175 Comment
  SD126656  Eriophyllum confertiflorum Ed LaRue, Sharon Dougherty & Steve Myers 1989-4-17 San Bernardino 0.5 miles west of Bowden Flat, on a stream channel that runs through Burns Canyon. Comment
  SD142032  Nolina parryi James C. Dice 1985-6-2 607 San Bernardino E edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km N of Hwy. 62 1175 Comment
  SD142033  Nolina parryi James C. Dice 1985-6-2 607 San Bernardino E edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km N of Hwy. 62 1175 Comment
  SD142038  Nolina parryi James C. Dice 1985-6-2 606 San Bernardino E edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km N of Hwy. 62 1175 Comment
  SD142039  Nolina parryi James C. Dice 1985-6-2 608 San Bernardino E edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km N of Hwy. 62 1175 Comment
  SD167081  Camissoniopsis pallida A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16851 San Bernardino Mojave Desert: Pioneertown Road, 1.9 miles north of Yucca Valley, 2.1 miles south of Pioneertown, Water Canyon. 1125 Comment
  SD174856  Ericameria teretifolia Mark A. Elvin 2004-12-16 3842 San Bernardino Little San Bernardino Mtns, southern Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, E portion of Reserve, N of N railroad Canyon. 1280 Comment
  SD174897  Arctostaphylos glauca Mark A. Elvin 2004-12-16 3845 San Bernardino Little San Bernardino Mts, southern Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, E portion of Reserve, N of N railroad Canyon. 1280 Comment
  SD212480  Leptosyne bigelovii A. C. Sanders, Mark Elvin 2003-4-5 25927 San Bernardino Southern Mojave Desert; UC Burns Pinyon Ridge Reserve off Skyline Ranch Road, ca. 2.0 miles eastsoutheast of Pinoneertown, 1.5 miles noprthwest of Yucca Valley, canyons south of road from front gate to old Burns home. 1098 Comment
  SD212522  Cryptantha barbigera A. C. Sanders, Mark Elvin 2003-4-5 25894 San Bernardino Southern Mojave Desert: UC Burns Pinyon Reserve, off Skyline Ranch Road circa 2 airmiles East-Southeast of Pinoneertown, 1.5 airmiles Northwest of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  SD212645  Emmenanthe penduliflora A. C. Sanders, Mark Elvin 2003-4-5 25921 San Bernardino UC Burns Pinyon Ridge Reserve off Skyline Ranch Road, ca. 2.0 miles eastsoutheast of Pinoneertown, 1.5 miles northwest of Yucca Valley between front gate and reserve headquarters at old Burns home. 1250 Comment
  SD212646  Eucrypta chrysanthemifolia A. C. Sanders, Mark Elvin 2003-4-5 25920 San Bernardino UC Burns Pinyon Ridge Reserve off Skyline Ranch Road, ca. 2.0 miles eastsoutheast of Pinoneertown, 1.5 miles northwest of Yucca Valley between front gate and reserve headquarters at old Burns home. 1250 Comment
  SD212692  Pterostegia drymarioides A. C. Sanders, Mark Elvin 2003-4-5 25922 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Road, circa 2 airmiles East-Southeast of Pioneertown, 1.5 airmiles Northwest of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  SD218231  Juniperus californica Mark A. Elvin 2004-7-25 3637 San Bernardino Little San Bernardino Mountains/Mojave Desert: UC Burn's Pinyon Ridge Reserve in a wash area and adjacent foothills northeast of Pioneer Town Road and west of the mouth of N Railroad Canyon. 1067 Comment
  SD218248  Bromus diandrus Mark A. Elvin 2004-4-9 3427 San Bernardino UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles east of Pioneertown, east of Burn's House. 1264 Comment
  SD218302  Chilopsis linearis subsp. arcuata Mark A. Elvin 2004-7-25 3621 San Bernardino UC Burn's Pinyon Ridge Reserve in a wash area and adjacent foothills northeast of Pioneer Town Road and west of the mouth of N Railroad Canyon. 1067 Comment
  SD218310  Chenopodium berlandieri Peter A. Bowler 2003-9-13 San Bernardino UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles east of Pioneertown, east of Burn/s House. 1264 Comment
  SD218334  Acmispon argophyllus var. argophyllus Mark A. Elvin 2004-4-9 3297 San Bernardino Little San Bernardino Mountains; ca. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve, southwest portion, in North Railroad Canyon. 1098 Comment
  SD218338  Prosopis glandulosa var. torreyana Mark A. Elvin 2004-7-25 3642 San Bernardino Little San Bernardino Mountains/Mojave Desert; ca. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve west of the mouth of N Railroad Canyon in wash and adjacent foothills. 1067 Comment
  SD218371  Eriogonum pusillum Peter A. Bowler 2004-5-28 San Bernardino UC Burns Pinyon Ridge Reserve, ca. 2.0 miles ESE of Pinoneertown, between front gate and reserve headquarters at old Burn's home. 1250 Comment
  SD218401  Phoradendron bolleanum Mark A. Elvin 2004-4-9 3258 San Bernardino Little San Bernardino Mountains; UC Burn's Pinyon Ridge Reserve,ca. 1.5 miles east of Pioneertown, east of Burn's House. 1264 Comment
  SD220031  Amaranthus albus Mark A. Elvin 2005-9-24 4546 San Bernardino Southern Mojave Desert, Little San Bernardino Mountains; UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2.0 miles (air) ESE of Pioneertown, 1.5 miles NW of Yucca Valley; Water Canyon wash. 1075 Comment
  SD220035  Calycoseris parryi Mark A. Elvin 2003-5-18 2832 San Bernardino Little San Bernardino Mountains; UC Burn's House N of campground. 1256 Comment
  SD220036  Leptosyne bigelovii Mark A. Elvin 2005-2-13 4019 San Bernardino Little San Bernardino Mountains, Soouthern Mojave Desert: Ca. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve, middle part of the Reserve on ridge between Boo and Jean canyons. 1250 Comment
  SD220040  Senecio flaccidus Mark A. Elvin 2004-7-25 3620 San Bernardino Little San Bernardino Mountains/Mojave Desert: UC Burn's Pinyon Ridge Reserve in a wash area and adjacent foothills northeast of Pioneer Town Road and west of the mout of N Railroad Canyon. 1067 Comment
  SD220041  Chilopsis linearis subsp. arcuata Mark A. Elvin 2005-9-24 4564 San Bernardino Little San Bernardino Mountains: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Road, ca. 2.0 miles (air) ESE of Pioneertown, 1.5 miles NW of Yucca Valley. 1075 Comment
  SD220042  Amsinckia tessellata Mark A. Elvin, Margie P. Elvin and Lyn Heller 2005-2-12 4009 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert; ca. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve, north central portion, south side of Useless Mountain. 1250 Comment
  SD220046  Pectocarya heterocarpa Mark A. Elvin 2005-3-19 4073 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, ca. 2.0 miles (air) ESE of Pioneertown, 1.5 miles NW of Yucca Valley; SW edge of the Reserve in Water Canyon NE of Pioneertown Road. 1067 Comment
  SD220047  Caulanthus lasiophyllus Mark A. Elvin, Margie P. Elvin and Lyn Heller 2005-2-12 4011 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert; ca. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve, north central portion, south side of Useless Mountain. 1250 Comment
  SD220049  Thysanocarpus curvipes Mark A. Elvin, Margie P. Elvin and Lyn Heller 2005-2-12 4005 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert; ca. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve, north central portion, south side of Useless Mountain. 1250 Comment
  SD220060  Lupinus bicolor Mark A. Elvin 2006-4-1 4698 San Bernardino Little San Bernardino Mountains: Pipes Canyon Preserve; south of Pioneertown Road, just over ridge on Chaparrosa Wash. 1235 Comment
  SD220066  Eucrypta chrysanthemifolia var. bipinnatifida Mark A. Elvin 2005-2-10 3995 San Bernardino Southern Mojave Desert: Ca. 1.5 miles east of Pioneertown, UC burn's Pinyon Ridge Reserve; lower portion of the tributary to Water Canyon; south central portion of the Reserve. 1128 Comment
  SD220067  Eucrypta chrysanthemifolia var. bipinnatifida Mark A. Elvin 2005-2-12 4006 San Bernardino Southern Mojave Desert: Ca. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve; north central portion south side of Useless Mountain. 1250 Comment
  SD220068  Salvia columbariae Mark A. Elvin, Margie P. Elvin and Lyn Heller 2005-2-12 4010 San Bernardino Southern Mojave Desert: Ca. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve; north central portion south side of Useless Mountain. 1250 Comment
  SD220069  Nemophila menziesii var. integrifolia Mark A. Elvin 2006-4-1 4670 San Bernardino Little San Bernardino Mountains; Pipes Canyon Preserve; Sorrel Horse Canyon, south of Pioneertown Road along wash and ridge to the south. 1220 Comment
  SD220074  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4569 San Bernardino Little San Bernardino Mountains, ca. 1.5 km south of Pioneertown along Pioneertow Road. 1189 Comment
  SD220080  Prunus ilicifolia Mark A. Elvin 2004-7-25 3649 San Bernardino Little San Bernardino Mountains: UC burn's Pinyon Ridge Reserve, ca. 1.5 miles east of Pioneertown, west of Burn's House north of campground. 1256 Comment
  SD220082  Diplacus bigelovii var. bigelovii Mark A. Elvin 2003-5-18 2786 San Bernardino UCBurn's Pinyon Ridge Reserve, ca. 1.5 miles east of Pioneertown, west of Burn's House north of campground. 1256 Comment
  SD224861  Uropappus lindleyi Mark A. Elvin 2004-4-9 3289 San Bernardino Little San Bernadino Mountains: Ca. 1.5 miles E of Pioneertown, UC Burn's Pinyon Ridge Reserve, SW portion, in North Railroad Canyon 1096 Comment
  SD233779  Pectocarya setosa A. C. Sanders, G. Helmkamp, L. Helmkamp 1995-4-30 16881 Riverside San Bernardino Mountains: Burns Canyon , 2.1 miles above Rimrick Rd, just below Burns Spring. 1530 Comment
  SD233786  Caulanthus cooperi A. C. Sanders, Mark Elvin 2003-4-5 25902 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and resreve headquarters at old Burns home (Yucca Valley North 7.5' Q) 1250 Comment
  SD233813  Euphorbia albomarginata A. C. Sanders, Mark A. Elvin 2003-10-5 27198 San Bernardino Southern mojave Desert: UC Burns Pinyon Ridge Reerve, south of Skyline Ranch Road va. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campside along wesern fence (Yucca Valley North 7.5') 1250 Comment
  SD233835  Acmispon rigidus A. C. Sanders, G. & L. Helmkamp 1995-4-30 16865 San Bernardino San Bernardino Mtns.: Burns canyon, 2.1 miles above Rimrock Rd, just below Burns Spring 1530 Comment
  SD233849  Psorothamnus arborescens var. simplicifolius A. C. Sanders, M. A. Elvin 2003-10-5 27249 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  SD234300  Ericameria teretifolia A. C. Sanders 2005-11-26 31923 San Bernardino Southern Mojave Desert 1220 Comment
  SD234479  Gilia diegensis A. C. Sanders, Mark Elvin 2003-4-5 25882 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch RD ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headqua4rters at old Burns home (Yucca Valley North 7.5' Q) 1250 Comment
  SD234864  Opuntia basilaris A. C. Sanders, M. Elvin 2003-4-5 25857 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  SD236374  Gilia brecciarum A. C. Sanders, Mark Elvin 2003-4-5 25903 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch road, ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  SD245279  Malacothrix glabrata Sarah J. De Groot, C. Sevilla 2014-5-20 7122 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  SD245410  Abronia villosa var. villosa Sarah De Groot, Cheryl Sevilla 2014-5-20 7125 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  SD245414  Camissoniopsis pallida subsp. pallida Sarah De Groot, Cheryl Sevilla 2014-5-20 7124 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  SD245417  Chylismia claviformis subsp. claviformis Sarah De Groot, Cheryl Sevilla 2014-5-14 7115 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  SD245421  Eschscholzia minutiflora Sarah De Groot, Cheryl Sevilla 2014-5-14 7117 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  SD247608  Solidago velutina subsp. californica Duncan S. Bell 2014-10-14 7617 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  SD247652  Senegalia greggii Sarah J. De Groot, Cheryl Sevilla 2014-7-7 7155 San Bernardino Bighorn Mountains area: Pipes Wash west if Highway 247, south of Flat Top Mesa, ESE of Hill 4485. Wash sloping about 3a^zm aspect east, 1182 Comment
  SD247677  Fraxinus velutina Duncan S. Bell 2014-10-14 7610 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1246 Comment
  SD247713  Sidotheca trilobata Duncan S. Bell 2010-5-21 1075 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles wouthwest of Pioneertown. 1281 Comment
  SD248075  Stipa speciosa J. M. Andre 2014-5-18 28210 San Bernardino Little San Bernardino Mountains; along dirt road (A Avenue), 1.4 mi. east of Pioneertown. Sandy margin of large wash. 1196 Comment
  SD248122  Eriophyllum confertiflorum var. confertiflorum J. M Andre 2014-5-2 27674 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 3.6 miles NW of Jct with Hwy 62 (Yucca Valley), about 0.5 miles S of Pioneertown, at foot of hills. Yucca Valley North 7.5'Q 1209 Comment
  SD248159  Tiquilia plicata J. M. Andre 2014-5-18 28135 San Bernardino Little San Bernardino Mountains; 0.3 mile south of Pipe Spring Road, about 1 mile west of Hwy 247. Margin of Pipes Wash at confluence with Chaparrosa Wash. Yucca Valley North 7.5'Q 1125 Comment
  SD248184  Eriodictyon trichocalyx var. trichocalyx J. M. Andre 2014-5-18 28179 San Bernardino Little San Bernardino Mountains; along Skyline Ranch Road (dirt), 0.8 mile ESE of Pioneertown, in Sqawtooth Mountains. Yucca Valley North 7.5'Q 1220 Comment
  SD248208  Camissonia campestris J. M. Andre 2014-4-10 29452 San Bernardino Near intersection of Pioneertown Rd and Pipes Cyn Rd., 3.4 miles north of Pioneertown. 1306 Comment
  SD248755  Cryptantha barbigera var. fergusoniae J. M. Andre 2014-5-8 29418 San Bernardino NAD83; Little San Bernardino Mountains; Water Canyon, south of Pioneertown, 1.1 mile west of Pioneertown Rd, 3.5 miles NW of Yucca Valley. 1111 Comment
  SD248768  Lupinus excubitus var. excubitus J. M. Andre 2014-5-8 29449 San Bernardino Near intersecton of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown. 1306 Comment
  SD249165  Cryptantha pterocarya var. purpusii Duncan S. Bell 2014-4-28 6739 San Bernardino Pioneer Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  SD249174  Boechera Duncan S. Bell 2014-4-25 6645 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. A post burn area in volcanic hills, frwom Sawtooth Complex Fire of 2006. Comment
  SD249252  Gilia brecciarum Duncan S. Bell 2014-4-25 6656 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1360 Comment
  SD43542  Lepidospartum squamatum Philip A. Munz 1946-10-22 11599 San Bernardino Canyon 6 miles northwest of Twentynine Palms Highway on road to Victorville. 1160 Comment
  SD48394  Phoradendron bolleanum E. K. Balls, P. C. Everett 1957-11-13 22808 San Bernardino 2.3 mi. nw. from Pioneer town, road Big bear to Baldwin Lake 1250 Comment
  SD48395  Ericameria teretifolia E. K. Balls, P. C. Everett 1957-11-13 22805 San Bernardino 4.7 miles northwest along road Yucca Valley to Pioneer Town. 1130 Comment
  SD48494  Delphinium parishii subsp. parishii P. C. Everett, E. K. Balls 1958-5-4 23094 San Bernardino 3.8 mi. nw. from Yucca Valley along road to Pioneer Town 1128 Comment
  SD48495  Leptosyne calliopsidea P. C. Everett, E. K. Balls 1958-5-4 23097 San Bernardino 3.1 miles northwest from Yucca Valley on road to Pioneer Town 1095 Comment
  SD60396  Ephedra californica Robert F. Thorne 1964-5-3 34005 San Bernardino Pipes Wash; 5.2 miles north of Yucca Valley, Joshua Tree road Comment
  SEINET1004520  Dichelostemma capitatum A. C. Sanders, Mark Elvin 2003-1 25859 San Bernardino Southern Mojave Desert: UC burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home. 1250 Comment
  SEINET10385107 Image available Yucca schidigera A. C. Sanders, Mark Elvin 2003-4-5 25858 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  SEINET1109558  Camissonia pallida A. C. Sanders, G. K. Kelmkamp, E. A. Helmkamp 1995-1 16851 San Bernardino Mojave Desert: Pioneertown Road, 1.9 mi. N of Yucca Valley (at Yucca Trail), 2.1 mi . S of Pioneertown, Water Canyon. 1125 Comment
  SEINET1109559  Acmispon heermannii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-1 16791 San Bernardino Eastern San Bernardino Mtns./Mojave Desert: Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi N of Hwy 62. 1006 Comment
  SEINET189690  Erigeron breweri var. covillei Annie M. Alexander, Louise Kellogg 1941-6-2 2278 San Bernardino Upper Morongo Valley, edge of sandy wash. 1036 Comment
  SEINET1909498  Cryptantha Mark A. Elvin 2003-1 2833 San Bernardino Little San Bernadino Mountains: UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles E of Pioneertown, W of Burn;s House N of campground. (Yucca Valley North 7.5') 1256 Comment
  SEINET2042018 Image available Caulanthus cooperi George Helmkamp, E. A. Helmkamp 2001-3-24 6309 San Bernardino South Central Mojave Desert; 0.3 mi W of CA-247 on Pipes Cyn Rd. 1037 Comment
  SEINET2042019 Image available Salvia columbariae George Helmkamp, E. A. Helmkamp 2001-3-24 6302 San Bernardino South Central Mojave Desert; 0.3 mi W of CA-247 on Pipes Cyn Rd. 1037 Comment
  SEINET2042020 Image available Sisymbrium irio George Helmkamp, E. A. Helmkamp 2001-3-24 6312 San Bernardino South Central Mojave Desert; 0.3 mi W of CA-247 on Pipes Cyn Rd. 1037 Comment
  SEINET2042021 Image available Camissonia claviformis George Helmkamp, E. A. Helmkamp 2001-3-24 6306 San Bernardino South Central Mojave Desert; 0.3 mi W of CA-247 on Pipes Cyn Rd. 1037 Comment
  SEINET2042022 Image available Lotus strigosus George Helmkamp, E. A. Helmkamp 2001-3-24 6299 San Bernardino South Central Mojave Desert; 0.3 mi W of CA-247 on Pipes Cyn Rd. 1037 Comment
  SEINET2042023 Image available Camissonia pallida George Helmkamp, E. A. Helmkamp 2001-3-24 6305 San Bernardino South Central Mojave Desert; 0.3 mi W of CA-247 on Pipes Cyn Rd. 1037 Comment
  SEINET2042024 Image available Baileya pauciradiata George Helmkamp, E. A. Helmkamp 2001-3-24 6315 San Bernardino South Central Mojave Desert; 0.3 mi W of CA-247 on Pipes Cyn Rd. 1037 Comment
  SEINET2042100 Image available Camissonia pallida A. C. Sanders, P. J. MacKay 2001-4-14 23992 San Bernardino (Yucca Valley North Quad 7.5') E end San Bernardino Mountains; E of Flat Top Mountain, on HWY 247, 6.1 mi N of HWY 62 & 0.5 mi N of Pipes Canyon Rd. 1110 Comment
  SEINET2042101 Image available Pectocarya linearis A. C. Sanders, P. J. MacKay 2001-4-14 23994 San Bernardino (Yucca Valley North Quad 7.5') E end San Bernardino Mountains; E of Flat Top Mountain, on HWY 247, 6.1 mi N of HWY 62 & 0.5 mi N of Pipes Canyon Rd. 1110 Comment
  SEINET2042526 Image available Cryptantha utahensis A. C. Sanders 2003-4-5 25937 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 mi (air) ESE of Pinoneertown, 1.5 mi (air) NW of Yucca Valley, canyons S of road from front gate to old Burns home. (Yucca Valley North Quad 7.5') T1N R5E S27 (NW 1/4). 1098 Comment
  SEINET2043030 Image available Eriogonum maculatum A. C. Sanders, Mark A. Elvin 2003-10-5 27195 San Bernardino Yucca Valley North Quad. UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd., ca. 2 air miles ESE of Pinoneertown, 1.5 air miles NW of Yucca Valley, student campsite along western fence. 1250 Comment
  SEINET2043057 Image available Ericameria teretifolia A. C. Sanders, Mark A. Elvin 2003-10-5 27207 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd., ca. 2 air miles ESE of Pinonerrtown, 1.5 air miles NW of Yucca Valley, student campsite along western fence. (Yucca Valley North 7.5') 1250 Comment
  SEINET2043058 Image available Stephanomeria exigua A. C. Sanders, Mark A. Elvin 2003-10-5 27193 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd., ca. 2 air miles ESE of Pinonerrtown, 1.5 air miles NW of Yucca Valley, student campsite along western fence. (Yucca Valley North 7.5') 1250 Comment
  SEINET2043059 Image available Eriogonum davidsonii A. C. Sanders, Mark A. Elvin 2003-10-5 27194 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd., ca. 2 air miles ESE of Pinonerrtown, 1.5 air miles NW of Yucca Valley, student campsite along western fence. (Yucca Valley North 7.5') 1250 Comment
  SEINET2043060 Image available Gutierrezia microcephala A. C. Sanders, Mark A. Elvin 2003-10-5 27212 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd., ca. 2 air miles ESE of Pinonerrtown, 1.5 air miles NW of Yucca Valley, student campsite along western fence. (Yucca Valley North 7.5') 1250 Comment
  SEINET2043061 Image available Mirabilis californica A. C. Sanders, Mark A. Elvin 2003-10-5 27202 San Bernardino UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd., ca. 2 air miles ESE of Pinonerrtown, 1.5 air miles NW of Yucca Valley, student campsite along western fence. (Yucca Valley North 7.5') 1250 Comment
  SEINET2043244 Image available Senecio flaccidus A. C. Sanders, Mark A. Elvin 2003-10-5 27227 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and mouth of large canyon from NE (Yucca Valley North Quad 7.5'). 1098 Comment
  SEINET2049192 Image available Ambrosia acanthicarpa A. C. Sanders, Mark A. Elvin 2003-10-5 27226 San Bernardino University of California, Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and mouth of large canyon from NE (Yucca Valley North 7.5) 1098 Comment
  SEINET2051682 Image available Atriplex canescens A. C. Sanders, Mark Elvin 2003-10-5 27236 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big eash at Yucca Valley town limit off (above) Pioneertown Rd. and mouth of large canyon from NE. 1097 Comment
  SEINET2052340 Image available Datura wrightii A. C. Sanders, Mark A. Elvin 2003-10-5 27230 San Bernardino UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd and mouth of large canyon from NE. (Yucca Valley North 7.5'). 1097 Comment
  SEINET2056849 Image available Psorothamnus arborescens var. simplicifolius A. C. Sanders, Mark A. Elvin 2003-10-5 27249 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE (Yucca Valley North 7.5') 1097 Comment
  SEINET2056851 Image available Lepidospartum squamatum A. C. Sanders, Mark A. Elvin 2003-10-5 27231 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and mouth of large canyon from NE (Yucca Valley North 7.5'). 1097 Comment
  SEINET2059550 Image available Nolina parryi Howard S. Gentry, L. McGill 1976-7-9 23663 San Bernardino Between Yucca Valley and Pioneertown 914 Comment
  SEINET2066345 Image available Phoradendron densum A. C. Sanders, Mark Elvin 2003-4-5 25869 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd., ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquaraters at old Burns home (Yucca Valley North 7.5'). 1249 Comment
  SEINET244151  Cryptantha barbigera A. C. Sanders 2003-4-5 25894 San Bernardino Mojave Desert: UC Burns Pinyon Rigde Reserve, off Skyline Rande Rd. ca. 2 mi (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquaters at old Burns home. 1250 Comment
  SEINET244161  Lepidium lasiocarpum A. C. Sanders, Mark Elvin 2003-4-5 25892 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 miles (air) NW of Yucca Nalley, between fron gate and reserve headquaters at old Burns home. 1250 Comment
  SEINET3161347  Boechera perennans M. D. Windham 2004-4-1 2955 San Bernardino NNW of Yucca Valley in Water Canyon salong Pioneertown Rd. ca. 1.5 road miles NNW of its junction with CA 62 1097 Comment
  SEINET3163007  Thysanocarpus laciniatus M. D. Windham 2004-4-1 2957 -A San Bernardino NNW of Yucca Valley in Water Canyon along Pioneertown Rd. ca. 1.5 road miles NNW of its junction with CA 62. 1097 Comment
  SEINET3196408 Image available Sphaeralcea ambigua Crystal Sheehan, Christopher Jordan 2010-5-23 33 San Bernardino Mojave Desert; Yucca Valley, Inca Trail at Santa Fe Trail (yucca Valley South 7.5'Q.) 1021 Comment
  SEINET3196426 Image available Euphorbia albomarginata Crystal Sheehan, Christopher Jordan 2010-5-23 28 San Bernardino Mojave Desert: Yucca Valley, Inca Trail at Santa Fe Trail (Yucca Valley South 7.5 Q). 1021 Comment
  SEINET3196427 Image available Oenothera californica subsp. avita Crystal Sheehan, Christopher Jordan 2010-5-23 29 San Bernardino Mojave Desert: Yucca Valley, Inca Trail at Santa Fe Trail (Yucca Valley South 7.5 Q). 1021 Comment
  SEINET3240445  Cryptantha oxygona A. C. Sanders, Mark Elvin 2003-1 25885 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi (air) NW of Yucca Valley. between front gate and reserve headquarters at old Burns home. 1250 Comment
  SEINET3347403 Image available Psorothamnus arborescens var. simplicifolius Andrew C. Sanders, Chika Mori 2011-6-15 39667 San Bernardino Southern Mojave Desert; Yucca Valley, Pioneertown Canyon, 0.8 mi. north of Hwy 62 on Pioneertown Road 1077 Comment
  SEINET3347411 Image available Eriogonum pusillum Andrew C. Sanders, Chika Mori 2011-6-15 39671 San Bernardino Southern Mojave Desert; Yucca Valley, Pioneertown Canyon, 0.8 mi. north of Hwy 62 on Pioneertown Road 1077 Comment
  SEINET3407800 Image available Psorothamnus arborescens var. simplicifolius L. A. McGill 1976-8-17 LAM 1112 San Bernardino Pioneertown-Arroyo N of town Comment
  SEINET3821908 Image available Bromus japonicus A. C. Sanders 2011-7-21 39849 San Bernardino San Bernardino Mtns, Big Bear Valley between Big Bear Lake (Hwy 18) and Moonridge, Rathbone Creek, 10 acre parcel between Moonridge Rd. and the golf course, east of Club View Dr. (Moonridge 7.5' Q) 2115 Comment
  SEINET3869858  Cheilanthes covillei A. C. Sanders, Mark A. Elvin 2003-4-5 25913 San Bernardino Mojave Desert: UC Burns Pinyon Ridge Reserve, of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home (Yucca Valley North 7.5').; 0 1250 Comment
  SEINET3873906 Image available Pinus monophylla A. C. Sanders, Mark A. Elvin 2003-4-5 25864 San Bernardino Mojave Desert: UC Burns Pinyon Reserve, off Skyline Ranch Road ca 2 miles (air) east southeast of Pioneertown, 1.5 miles (air) northwest of Yucca Valley, between front gate and reserve headquarters at old Burns home (Yucca Valley 7.5').; 0 1250 Comment
  SEINET6328863  Eriogonum baileyi var. baileyi Lyle A. McGill 1976-8-17 LAM 1102 San Bernardino Pioneertown, arroyo N of town Comment
  SEINET7249224  Arctostaphylos Duncan S. Bell 2013-1 5670 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  SEINET7863374  Galium angustifolium subsp. gracillimum Duncan S. Bell 2012-5-8 3631 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1237 Comment
  SEINET7924997 Image available Astragalus douglasii Duncan S. Bell 2012-1 3623 San Bernardino Black Hill; approximately 1.25 air miles northwest of Pioneertown. 1269 Comment
  SEINET8071641 Image available Centrostegia thurberi Jim Andre 2011-5-16 17177 San Bernardino Little San Bernardino Mountains; just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  SEINET8071644 Image available Gilia sinuata Jim Andre 2011-5-16 17158 San Bernardino Mojave Desert; along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  SEINET8197516  Penstemon incertus Jim Andre 2011-1 17174 San Bernardino Little San Bernardino Mountains; just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valle. 7.5' Quad: Rimrock. 1239 Comment
  SEINET998810  Coreopsis bigelovii A. C. Sanders, Mark Elvin 2003-1 25927 San Bernardino Southern Mojave Desert: UC Burns Pinyon Eidge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home (Yucca Valley North 7.5') 1097 Comment
  SEINET998811  Pterostegia drymarioides A. C. Sanders, Mark Elvin 2003-1 25922 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve head quarters at old Burns home (yucca Valley North 7.5') 1250 Comment
  SEINET998812  Cryptantha barbigera A. C. Sanders, Mark Elvin 2003-1 25894 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home (Yucca Valley North 7.5) 1250 Comment
  SFV16304  Crossosoma bigelovii P. M. Schiffman 1995-4-2 s. n. San Bernardino Mojave Desert University of California Burns Pine-Ridge Reserve near Pioneertown. Comment
  SFV17412  Penstemon incertus M. S. Valenzuela, P. Wilson, G. Aldridge, H. Crandall 1998-6-7 77 dup. San Bernardino Pioneertown Road, on roadside. 1067 Comment
  SFV17413  Penstemon incertus M. S. Valenzuela, P. Wilson, G. Aldridge, H. Crandall 1998-6-7 77 San Bernardino Pioneertown Road, on roadside. 1067 Comment
  SJSU7605  Anisocoma acaulis R. C. McGehee 1970-4-9 171 San Bernardino 8 mi N of Yucca Valley on Old Woman Springs Road thence 1 mi W on Pipe Springs Road Comment
  SJSU7939  Leptosyne californica R. C. McGehee 1970-4-19 168 San Bernardino Pipe Springs Road c. 8 mi N of Yucca Valley on Old Woman Springs Road. Comment
  UC1080253  Cryptantha micrantha P. C. Everett and E. K. Balls 1958-5-4 23093 San Bernardino 3.8 mi nw Yucca Valley (along road to Pioneer Town) 1127 Comment
  UC1080254  Delphinium parishii subsp. parishii P. C. Everett and E. K. Balls 1958-5-4 23094 San Bernardino along road to Pioneer Town 3.8 mi nw Yucca Valley 1127 Comment
  UC1080255  Lupinus concinnus P. C. Everett and E. K. Balls 1958-5-4 23095 San Bernardino on road to Pioneer Town 5.6 mi nw Yucca Valley; nw from Yucca Valley 1249 Comment
  UC1080256  Nolina parryi P. C. Everett and E. K. Balls 1958-5-4 23096 San Bernardino 4.9 mi nw Yucca Villa (on road to Pioneer Town) 1219 Comment
  UC1080257  Coreopsis bigelovii P. C. Everett and E. K. Balls 1958-5-4 23097 San Bernardino 3.1 mi nw from Yucca Valley (on road to Pioneer Town) 1097 Comment
  UC1080258  Coreopsis bigelovii P. C. Everett and E. K. Balls 1958-5-4 23098 San Bernardino 3.1 mi nw from Yucca Valley (on road to Pioneer Town) 1097 Comment
  UC1080279  Coleogyne ramosissima P. C. Everett and E. K. Balls 1958-5-4 23088 San Bernardino 2.4 mi sw Yucca Valley (along road to 29 Palms) 1036 Comment
  UC1080280  Lupinus formosus var. formosus P. C. Everett and E. K. Balls 1958-5-4 23089 San Bernardino along road to 29 Palms 2 mi sw Yucca Valley; sw from Yucca Valley along road to 29 Palms 1066 Comment
  UC1080281  Tetradymia axillaris var. longispina P. C. Everett and E. K. Balls 1958-5-4 23090 San Bernardino 2 mi sw Yucca Valley (along road to 29 Palms) 1066 Comment
  UC1080282  Linanthus breviculus P. C. Everett and E. K. Balls 1958-5-4 23091 San Bernardino 3.8 mi nw Yucca Valley (along road to Pioneer Town) 1127 Comment
  UC1080283  Cryptantha pterocarya P. C. Everett and E. K. Balls 1958-5-4 23092 San Bernardino 3.8 mi nw Yucca Valley (along road to Pioneer Town) 1127 Comment
  UC1080587  Atriplex canescens E. K. Balls and P. C. Everett 1957-11-13 22807 San Bernardino 2.3 mi nw Pioneer Town (Big Bear to Baldwin Lake Road); nw of Pioneer Town 1249 Comment
  UC1080588  Phoradendron densum E. K. Balls and P. C. Everett 1957-11-13 22808 San Bernardino 2.3 mi. n.w. from Pioneer Town (<rd. Big Bear and Baldwin Lake>) 1249 Comment
  UC1087302  Eriodictyon trichocalyx E. K. Balls and P. C. Everett 1957-11-13 22806 San Bernardino on road Yucca Valley to Baldwin Lake 1.9 mi w Pioneer Town; on road Yucca Valley to Baldwin Lake 1249 Comment
  UC1302450  Ephedra californica Robert F. Thorne 1964-5-3 34006 San Bernardino 5.2 mi n of Yucca Valley (Pipes Wash); Pipes Wash Comment
  UC1324932  Coleogyne ramosissima H. U. Stauffer and R. F. Thorne 1964-5-5 5929 San Bernardino 8 km ne Yucca Valley (close to road from Yucca Valley to Victorville) 1200 Comment
  UC1787297  Eriogonum maculatum A. C. Sanders, Mark A. Elvin 2003-10-5 27195 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence. 1249 Comment
  UC1787301  Ericameria teretifolia A. C. Sanders, Mark A. Elvin 2003-10-5 27207 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence. 1249 Comment
  UC1787303  Eriogonum davidsonii A. C. Sanders, Mark A. Elvin 2003-10-5 27194 San Bernardino Southern Mojave Desert: UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence. 1249 Comment
  UC1787304  Cryptantha utahensis A. C. Sanders, Mark Elvin 2003-4-5 25937 San Bernardino Majave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1097 Comment
  UC1787346  Selaginella bigelovii A. C. Sanders, Mark Elvin 2003-4-5 25931 San Bernardino Majave Desert: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1097 Comment
  UC2031352  Baccharis brachyphylla Duncan S. Bell 2013-8-22 5673 San Bernardino W side of Black Hill, approx. 1.5 air miles NW of Pioneertown. Comment
  UC2031353  Arctostaphylos Duncan S. Bell 2013-8-22 5670 San Bernardino W side of Black Hill, approx. 1.5 air miles NW of Pioneertown. Comment
  UC2045039  Gilia brecciarum subsp. brecciarum Duncan S. Bell 2014-4-25 6656 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. Comment
  UC666437  Eriophyllum confertiflorum var. confertiflorum Annie M. Alexander and Louise Kellogg 1941-6-2 2277 San Bernardino Upper Morongo Valley 1036 Comment
  UC666443  Lupinus excubitus Annie M. Alexander and Louise Kellogg 1941-6-2 2279 San Bernardino Upper Morongo Valley 1036 Comment
  UC666445  Erigeron breweri var. covillei Annie M. Alexander and Louise Kellogg 1941-6-2 2278 San Bernardino Upper Morongo Valley 1036 Comment
  UC668394  Lycium cooperi Annie M. Alexander and Louise Kellogg 1941-4-23 2066 San Bernardino Morongo Pass 1051 Comment
  UC718191  Lasthenia gracilis Carl B. Wolf 1937-5-4 8527 San Bernardino 2 mi w Warrens Well; Colorado Desert, prop. no. 2787 Comment
  UCD101212  Eriogonum saxatile Geoffrey Levin 1977-4-30 1215 San Bernardino 2 miles east of Pioneertown at Burns Pinon Ridge preserve. East base of San Bernardino Mountains, Morongo Canyon draiange area. 1280 Comment
  UCD101673  Sidotheca trilobata Geoffrey Levin 1977-4-30 1222 San Bernardino 2 mi. east of Pioneertown at Burns Pinon Ridge Reserve. East base of San Bernardino Mts. Mt. Range. 1280 Comment
  UCD102973  Crossosoma bigelovii P. Schiffman 1995-4-2 s.n. San Bernardino University of California's Burns Pine-Ridge Reserve near Pioneertown. Comment
  UCD104622  Astragalus bernardinus Geoffrey Levin 1977-4-30 1213 San Bernardino 2 miles east of Pioneertown at Burns Pinon Ridge Reserve. East base of San Bernardino Mountains. 1280 Comment
  UCD107514  Lupinus concinnus P. C. Everett; E. K. Balls 1958-5-4 23095 San Bernardino 5.6 mi. nw. from ucca Valley on road to Pioneer Town. 1249 Comment
  UCD107750  Lupinus formosus P. C. Everett; E. K. Balls 1958-5-4 23089 San Bernardino 2 mi. sw. from Yucca Valley along road to 29 Palms. 1066 Comment
  UCD112966  Coleogyne ramosissima P. C. Everett; E. K. Balls 1958-5-4 23088 San Bernardino 2.4 mi. sw. from Yucca Valley along road to 29 Palms. 1036 Comment
  UCD113282  Purshia tridentata var. glandulosa P. Schiffman 1995-4-2 s.n. San Bernardino University of California's Burns Pine-Ridge Reserve near Pioneertown. Comment
  UCD116724  Sphaeralcea emoryi var. emoryi C. F. Lackey 1932-3-21 4 San Bernardino East of Morango Canyon. Comment
  UCD118453  Leptosiphon breviculus P. C. Everett; E. K. Balls 1958-5-4 23091 San Bernardino 3.8 miles NW of Yucca Valley along road to Pioneer Town. 1127 Comment
  UCD118458  Leptosiphon breviculus A. C. Sanders; G. and L. Helmkamp 1995-4-30 16855 San Bernardino San Bernardino Mtns. / Mojave Desert Pioneertown Road, 1.9 mi. north of Yucca Valley (at Yucca Trail), 2.1 mi. south of Pioneertown, Water Canyon. 1125 Comment
  UCD119890  Cryptantha micrantha var. lepida P. C. Everett; E. K. Balls 1958-5-4 23093 San Bernardino 3.8 miles NW from Yucca Valley along road to Pioneer Town. 1127 Comment
  UCD120008  Cryptantha pterocarya P. C. Everett; E. K. Balls 1958-5-4 23092 San Bernardino 3.8 miles northwest from Yucca Valley along road to Pioneer Town. 1127 Comment
  UCD120191  Pectocarya setosa Geoffrey Levin 1977-4-30 1224 San Bernardino 2 miles east of Pioneertown at Burns Pinon Ridge Reservoir, east base of San Bernardino Mountains. 1280 Comment
  UCD122519  Castilleja foliolosa Geoffrey Levin 1977-4-30 1214 San Bernardino 2 mi. east of Pioneertown at Burns Pinon Ridge Reserve. East base of San Bernardino Mts. Morongo Canyon drainage area. 1280 Comment
  UCD130394  Chaenactis stevioides Geoffrey Levin 1977-4-30 1223 San Bernardino 2 miles east of Pioneertown at Burns Pinon Ridge Reserve, east base of San Bernardino Mountains. Morongo Canyon drainage area. 1280 Comment
  UCD136486  Stylocline psilocarphoides Geoffrey Levin 1977-4-30 1225 San Bernardino 2 miles east of Pioneertown at Burns Pinon Ridge Reservoir, east base of San Bernardino Mountains. 1280 Comment
  UCD136768  Tetradymia axillaris var. longispina P. C. Everett; E. K. Balls 1958-5-4 23090 San Bernardino 2 mi. sw. from Yucca Valley along road to 29 Palms. 1066 Comment
  UCD139080  Nolina parryi Geoffrey Levin 1977-4-30 1218 San Bernardino 2 miles east of Pioneertown at Burns Pinon Ridge Reserve, east base of San Bernardino Mountains. Morongo Canyon drainage area. 1280 Comment
  UCD142993  Coreopsis bigelovii E. K. Balls; P. C. Everett 1958-5-4 23097 San Bernardino 3.1 mile northwest from Yucca Valley on road to Pioneer Town. 1097 Comment
  UCD142994  Coreopsis bigelovii E. K. Balls; P. C. Everett 1958-5-4 23098 San Bernardino 3.1 mile northwest from Yucca Valley on road to Pioneer Town. 1097 Comment
  UCD96218  Delphinium parishii P. C. Everett; E. K. Balls 1958-5-4 23094 San Bernardino 3.8 miles NW from Yucca Valley along road to Pioneer Town. 1127 Comment
  UCD99869  Eriogonum davidsonii Geoffrey Levin 1977-4-30 1216 San Bernardino 2 miles east of Pioneertown at Burns Pinon Ridge Reserve. East base of San Bernardino Mountains. Comment
  UCR116731  Chorizanthe brevicornu A. C. Sanders, P. J. MacKay 2001-4-14 24032 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116732  Mentzelia nitens A. C. Sanders, P. J. MacKay 2001-4-14 24013 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116733  Eriophyllum pringlei A. C. Sanders, P. J. MacKay 2001-4-14 23998 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116734  Nama demissa A. C. Sanders, P. J. MacKay 2001-4-14 23997 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116735  Eriophyllum wallacei A. C. Sanders, P. J. MacKay 2001-4-14 23995 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116736  Cryptantha pterocarya var. pterocarya A. C. Sanders, P. J. MacKay 2001-4-14 24010 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116737  Pectocarya setosa A. C. Sanders, P. J. MacKay 2001-4-14 24012 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116738  Cryptantha decipiens A. C. Sanders, P. J. MacKay 2001-4-14 24011 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116739  Malacothrix glabrata A. C. Sanders, P. J. MacKay 2001-4-14 24007 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116740  Lomatium mohavense A. C. Sanders, P. J. MacKay 2001-4-14 24008 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116741  Camissonia boothii A. C. Sanders, P. J. MacKay 2001-4-14 24003 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116742  Astragalus lentiginosus A. C. Sanders, P. J. MacKay 2001-4-14 24001 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116743  Cryptantha nevadensis A. C. Sanders, P. J. MacKay 2001-4-14 23999 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116744  Calyptridium monandrum A. C. Sanders, P. J. MacKay 2001-4-14 23991 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116745  Camissonia pallida A. C. Sanders, P. J. MacKay 2001-4-14 23992 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116746  Salvia columbariae A. C. Sanders, P. J. MacKay 2001-4-14 23993 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116747  Pectocarya linearis A. C. Sanders, P. J. MacKay 2001-4-14 23994 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116748  Chaenactis fremontii A. C. Sanders, P. J. MacKay 2001-4-14 24000 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116749  Amsinckia tessellata A. C. Sanders, P. J. MacKay 2001-4-14 24005 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116750  Bromus rubens A. C. Sanders, P. J. MacKay 2001-4-14 24002 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116751  Erodium cicutarium A. C. Sanders, P. J. MacKay 2001-4-14 24004 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR116752  Thelypodium lasiophyllum A. C. Sanders, P. J. MacKay 2001-4-14 24009 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR121846  Ericameria linearifolia George K. Helmkamp, E. A. Helmkamp 2001-3-24 6323 San Bernardino East foothills, San Bernardino Mtns, Pipes Cyn Rd., 0.4 mi west of Pioneertown Rd., north of Yucca Valley. 1250 Comment
  UCR121847  Marah macrocarpa var. macrocarpa George K. Helmkamp, E. A. Helmkamp 2001-3-24 6322 San Bernardino East foothills, San Bernardino Mtns, Alluvial fan along Pioneertown Rd., 0.8 mi NW of Calif. Hwy 62 1098 Comment
  UCR121848  Thelypodium lasiophyllum George K. Helmkamp, E. A. Helmkamp 2001-3-24 6321 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121849  Phacelia campanularia subsp. vasiformis George K. Helmkamp, E. A. Helmkamp 2001-3-24 6320 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121850  Astragalus lentiginosus var. variabilis George K. Helmkamp, E. A. Helmkamp 2001-3-24 6318 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121851  Layia glandulosa George K. Helmkamp, E. A. Helmkamp 2001-3-24 6317 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121852  Gilia aliquanta George K. Helmkamp, E. A. Helmkamp 2001-3-24 6316 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121853  Cleomella arborea var. angustata George K. Helmkamp, E. A. Helmkamp 2001-3-24 6314 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121854  Descurainia pinnata subsp. glabra George K. Helmkamp, E. A. Helmkamp 2001-3-24 6313 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121855  Sisymbrium irio George K. Helmkamp, E. A. Helmkamp 2001-3-24 6312 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121856  Caulanthus cooperi George K. Helmkamp, E. A. Helmkamp 2001-3-24 6309 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121857  Pectocarya penicillata George K. Helmkamp, E. A. Helmkamp 2001-3-24 6308 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121858  Cryptantha pterocarya var. pterocarya George K. Helmkamp, E. A. Helmkamp 2001-3-24 6307 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121859  Camissonia claviformis subsp. claviformis George K. Helmkamp, E. A. Helmkamp 2001-3-24 6306 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121860  Cryptantha circumscissa George K. Helmkamp, E. A. Helmkamp 2001-3-24 6305 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121861  Anisocoma acaulis George K. Helmkamp, E. A. Helmkamp 2001-3-24 6304 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121862  Coreopsis californica var. californica George K. Helmkamp, E. A. Helmkamp 2001-3-24 6303 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121863  Salvia columbariae George K. Helmkamp, E. A. Helmkamp 2001-3-24 6302 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121864  Rumex hymenosepalus George K. Helmkamp, E. A. Helmkamp 2001-3-24 6319 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121865  Dithyrea californica George K. Helmkamp, E. A. Helmkamp 2001-3-24 6301 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121866  Eriophyllum wallacei George K. Helmkamp, E. A. Helmkamp 2001-3-24 6300 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR121867  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 2001-3-24 6299 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR122574  Baileya pleniradiata George K. Helmkamp, E. A. Helmkamp 2001-3-24 6315 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR122575  Cryptantha barbigera George K. Helmkamp, E. A. Helmkamp 2001-3-24 6311 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR122576  Phacelia vallis-mortae George K. Helmkamp, E. A. Helmkamp 2001-3-24 6310 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR122577  Camissonia pallida George K. Helmkamp, E. A. Helmkamp 2001-3-24 6305 San Bernardino Southcentral Mojave Desert, 0.3 mile west of CA Hwy 247 on Pipes Canyon Road 1037 Comment
  UCR123224  Chenopodium californicum O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR125802  Yucca schidigera A. C. Sanders, Mark Elvin 2003-4-5 25858 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR125824  Coreopsis bigelovii A. C. Sanders, Mark Elvin 2003-4-5 25927 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125825  Camissonia californica A. C. Sanders, Mark Elvin 2003-4-5 25928 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125826  Juncus mexicanus A. C. Sanders, Mark Elvin 2003-4-5 25929 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125828  Lupinus sparsiflorus A. C. Sanders, Mark Elvin 2003-4-5 25932 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125829  Selaginella bigelovii A. C. Sanders, Mark Elvin 2003-4-5 25931 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125831  Gilia cana A. C. Sanders, Mark Elvin 2003-4-5 25935 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125832  Cryptantha circumscissa A. C. Sanders, Mark Elvin 2003-4-5 25936 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125833  Cryptantha utahensis A. C. Sanders, Mark Elvin 2003-4-5 25937 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125834  Bromus tectorum A. C. Sanders, Mark Elvin 2003-4-5 25938 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125835  Claytonia parviflora A. C. Sanders, Mark Elvin 2003-4-5 25939 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125837  Ephedra californica A. C. Sanders, Mark Elvin 2003-4-5 25944 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR125838  Salix laevigata A. C. Sanders, Mark Elvin 2003-4-5 25943 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR126068  Opuntia basilaris A. C. Sanders, Mark Elvin 2003-4-5 25857 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126069  Festuca microstachys A. C. Sanders, Mark Elvin 2003-4-5 25916 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126070  Pectocarya linearis A. C. Sanders, Mark Elvin 2003-4-5 25908 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126071  Nemophila menziesii A. C. Sanders, Mark Elvin 2003-4-5 25889 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126072  Crossosoma bigelovii A. C. Sanders, Mark Elvin 2003-4-5 25907 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126073  Pterostegia drymarioides A. C. Sanders, Mark Elvin 2003-4-5 25922 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126074  Cryptantha barbigera A. C. Sanders, Mark Elvin 2003-4-5 25894 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126075  Poa secunda A. C. Sanders, Mark Elvin 2003-4-5 25895 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126077  Chenopodium californicum A. C. Sanders, Mark Elvin 2003-4-5 25898 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126078  Salazaria mexicana A. C. Sanders, Mark Elvin 2003-4-5 25906 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126079  Gilia A. C. Sanders, Mark Elvin 2003-4-5 25905 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126080  Linanthus dichotomus A. C. Sanders, Mark Elvin 2003-4-5 25904 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126081  Nama demissa A. C. Sanders, Mark Elvin 2003-4-5 25917 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126082  Lupinus concinnus A. C. Sanders, Mark Elvin 2003-4-5 25918 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126083  Ericameria linearifolia A. C. Sanders, Mark Elvin 2003-4-5 25919 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126084  Eucrypta chrysanthemifolia A. C. Sanders, Mark Elvin 2003-4-5 25920 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126085  Emmenanthe penduliflora A. C. Sanders, Mark Elvin 2003-4-5 25921 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126086  Quercus cornelius-mulleri A. C. Sanders, Mark Elvin 2003-4-5 25915 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126087  Castilleja foliolosa A. C. Sanders, Mark Elvin 2003-4-5 25914 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126088  Pectocarya penicillata A. C. Sanders, Mark Elvin 2003-4-5 25856 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126089  Prunus fasciculata A. C. Sanders, Mark Elvin 2003-4-5 25854 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126091  Dichelostemma capitatum A. C. Sanders, Mark Elvin 2003-4-5 25859 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126092  Schismus barbatus A. C. Sanders, Mark Elvin 2003-4-5 25865 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126094  Pinus monophylla A. C. Sanders, Mark Elvin 2003-4-5 25864 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126095  Amsinckia tessellata A. C. Sanders, Mark Elvin 2003-4-5 25861 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126096  Erodium cicutarium A. C. Sanders, Mark Elvin 2003-4-5 25860 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126097  Calyptridium monandrum A. C. Sanders, Mark Elvin 2003-4-5 25867 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126098  Juniperus californica A. C. Sanders, Mark Elvin 2003-4-5 25863 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126099  Caulanthus lasiophyllus A. C. Sanders, Mark Elvin 2003-4-5 25879 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126100  Bromus rubens A. C. Sanders, Mark Elvin 2003-4-5 25878 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126101  Chaenactis stevioides A. C. Sanders, Mark Elvin 2003-4-5 25877 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126102  Centrostegia thurberi A. C. Sanders, Mark Elvin 2003-4-5 25876 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126103  Anisocoma acaulis A. C. Sanders, Mark Elvin 2003-4-5 25875 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126104  Salvia columbariae A. C. Sanders, Mark Elvin 2003-4-5 25874 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126105  Layia glandulosa A. C. Sanders, Mark Elvin 2003-4-5 25873 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126106  Descurainia pinnata A. C. Sanders, Mark Elvin 2003-4-5 25872 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126107  Lasthenia gracilis A. C. Sanders, Mark Elvin 2003-4-5 25899 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126109  Caulanthus cooperi A. C. Sanders, Mark Elvin 2003-4-5 25902 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126110  Phacelia distans A. C. Sanders, Mark Elvin 2003-4-5 25871 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126112  Phoradendron villosum A. C. Sanders, Mark Elvin 2003-4-5 25870 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126113  Sisymbrium irio A. C. Sanders, Mark Elvin 2003-4-5 25900 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126114  Camissonia pallida A. C. Sanders, Mark Elvin 2003-4-5 25881 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126115  Lotus strigosus var. tomentellus A. C. Sanders, Mark Elvin 2003-4-5 25880 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126117  Purshia glandulosa A. C. Sanders, Mark Elvin 2003-4-5 25888 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126118  Marah macrocarpa A. C. Sanders, Mark Elvin 2003-4-5 25887 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126119  Microseris lindleyi A. C. Sanders, Mark Elvin 2003-4-5 25886 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126120  Cryptantha pterocarya var. pterocarya A. C. Sanders, Mark Elvin 2003-4-5 25885 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126121  Cheilanthes covillei A. C. Sanders, Mark Elvin 2003-4-5 25913 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126123  Phacelia cryptantha A. C. Sanders, Mark Elvin 2003-4-5 25911 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126124  Crassula connata A. C. Sanders, Mark Elvin 2003-4-5 25910 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126125  Lotus scoparius subsp. brevialatus A. C. Sanders, Mark Elvin 2003-4-5 25923 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126127  Melica imperfecta A. C. Sanders, Mark Elvin 2003-4-5 25924 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126129  Pectocarya setosa A. C. Sanders, Mark Elvin 2003-4-5 25893 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126130  Lepidium lasiocarpum A. C. Sanders, Mark Elvin 2003-4-5 25892 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126131  Thysanocarpus curvipes A. C. Sanders, Mark Elvin 2003-4-5 25891 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126132  Thysanocarpus curvipes A. C. Sanders, Mark Elvin 2003-4-5 25890 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126134  Eriophyllum wallacei A. C. Sanders, Mark Elvin 2003-4-5 25883 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR126943  Phoradendron densum A. C. Sanders, Mark Elvin 2003-4-5 25869 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR128070  Encelia actoni A. C. Sanders, Mark A. Elvin 2003-10-5 27192 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128071  Eriogonum davidsonii A. C. Sanders, Mark A. Elvin 2003-10-5 27194 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128072  Eriogonum maculatum A. C. Sanders, Mark A. Elvin 2003-10-5 27195 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128075  Gutierrezia microcephala A. C. Sanders, Mark A. Elvin 2003-10-5 27212 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128076  Nama demissa A. C. Sanders, Mark A. Elvin 2003-10-5 27205 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128077  Calyptridium monandrum A. C. Sanders, Mark A. Elvin 2003-10-5 27206 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128078  Ericameria teretifolia A. C. Sanders, Mark A. Elvin 2003-10-5 27207 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128082  Erodium cicutarium A. C. Sanders, Mark A. Elvin 2003-10-5 27211 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128084  Erigeron parishii A. C. Sanders, Mark A. Elvin 2003-10-5 27203 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128085  Stephanomeria exigua A. C. Sanders, Mark A. Elvin 2003-10-5 27193 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128086  Mirabilis laevis A. C. Sanders, Mark A. Elvin 2003-10-5 27202 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128087  Panicum miliaceum subsp. miliaceum A. C. Sanders, Mark A. Elvin 2003-10-5 27201 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128091  Euphorbia albomarginata A. C. Sanders, Mark A. Elvin 2003-10-5 27198 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, student campsite along western fence 1250 Comment
  UCR128319  Ambrosia acanthicarpa A. C. Sanders, Mark A. Elvin 2003-10-5 27226 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR128322  Senecio flaccidus A. C. Sanders, Mark A. Elvin 2003-10-5 27227 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130309  Artemisia dracunculus A. C. Sanders, Mark A. Elvin 2003-10-5 27241 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130310  Eriogonum elongatum A. C. Sanders, Mark A. Elvin 2003-10-5 27240 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130312  Oenothera californica A. C. Sanders, Mark A. Elvin 2003-10-5 27229 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130314  Quercus cornelius-mulleri A. C. Sanders, Mark A. Elvin 2003-10-5 27243 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130316  Helianthus annuus A. C. Sanders, Mark A. Elvin 2003-10-5 27222 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, along wash beside Burns house 1265 Comment
  UCR130317  Datura wrightii A. C. Sanders, Mark A. Elvin 2003-10-5 27230 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130318  Lepidospartum squamatum A. C. Sanders, Mark A. Elvin 2003-10-5 27231 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130319  Eriogonum pusillum A. C. Sanders, Mark A. Elvin 2003-10-5 27232 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130322  Amaranthus albus A. C. Sanders, Mark A. Elvin 2003-10-5 27235 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130323  Atriplex canescens A. C. Sanders, Mark A. Elvin 2003-10-5 27236 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130324  Salazaria mexicana A. C. Sanders, Mark A. Elvin 2003-10-5 27237 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130325  Gutierrezia microcephala A. C. Sanders, Mark A. Elvin 2003-10-5 27238 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130330  Psorothamnus arborescens var. simplicifolius A. C. Sanders, Mark A. Elvin 2003-10-5 27249 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, big wash at Yucca Valley town limit off (above) Pioneertown Rd. and in mouth of large canyon from NE 1098 Comment
  UCR130804  Mimulus rubellus A. C. Sanders, Mark A. Elvin 2003-4-5 25934 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR132772  Cryptantha barbigera var. fergusoniae S. J. Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Southern Mojave Desert, c. 4.5 mi. north of town of Yucca Valley, on Hwy 247, c. 1/8 mi. north of Pipes Canyon Road 1098 Comment
  UCR13946  Chaenactis stevioides O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13947  Cryptantha barbigera O. F. Clarke 1973-4-23 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, Burns Pinyon Ridge Reserve 1280 Comment
  UCR13948A  Cryptantha utahensis O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13949  Pectocarya penicillata O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13950  Arabis dispar O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13951  Thelypodium lasiophyllum O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13952  Nemacladus sigmoideus O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13954  Layia glandulosa O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13956  Erigeron parishii O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13957  Stylocline psilocarphoides O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13958  Lasthenia gracilis O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13961  Filago californica O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13965  Phacelia curvipes O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13977  Anisocoma acaulis O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13982  Linanthus bernardinus O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13983  Eriogonum pusillum O. F. Clarke 1973-4-2 s.n. San Bernardino San Bernardino Mtns/Mojave Desert, Burns Pinyon Ridge Reserve 1280 Comment
  UCR13984  Castilleja foliolosa O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13986  Festuca microstachys O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13987  Gilia brecciarum O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13988  Gilia O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13990  Phoradendron densum O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13992  Platystemon californicus O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13994  Mentzelia albicaulis O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13995  Phacelia cryptantha O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR13996  Phacelia minor O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR143922  Arenaria douglasii Mark A. Elvin 2004-4-9 3265 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, NW portion near camping area 1256 Comment
  UCR145420  Cryptantha barbigera var. fergusoniae Mark A. Elvin 2003-5-18 2833 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145421  Castilleja foliolosa Mark A. Elvin 2003-5-18 2825 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145422  Erigeron Mark A. Elvin 2003-5-18 2824 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145423  Gilia latiflora Mark A. Elvin 2003-5-18 2821 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145424  Ericameria linearifolia Mark A. Elvin 2003-5-18 2819 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145425  Rafinesquia californica Mark A. Elvin 2003-5-18 2815 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145426  Dudleya saxosa subsp. aloides Mark A. Elvin 2003-5-18 2806 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145430  Eriogonum maculatum Mark A. Elvin 2003-5-18 2788 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145431  Eriastrum Mark A. Elvin 2003-5-18 2787 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145432  Gilia Mark A. Elvin 2003-5-18 2785 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145433  Eriogonum pusillum Mark A. Elvin 2003-5-18 2834 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145434  Anisocoma acaulis Mark A. Elvin 2003-5-18 2831 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145436  Lepidium fremontii var. fremontii Mark A. Elvin 2003-5-18 2829 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR145564  Quercus cornelius-mulleri Susan C. Baugh 1975-6-18 173 San Bernardino Mojave Desert, Burns Pinyon Ridge Reserve, Burns Canyon North 1245 Comment
  UCR145565  Phacelia cryptantha Susan C. Baugh 1975-4-26 146 San Bernardino Mojave Desert, Burns Pinyon Ridge Reserve, back of 'Not Much Canyon 1067 Comment
  UCR146082  Bromus tectorum Mark A. Elvin 2003-5-18 2812 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146083  Nolina parryi Mark A. Elvin 2003-5-18 2811 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146085  Linanthus bernardinus Mark A. Elvin 2003-5-18 2809 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146086  Langloisia matthewsii Mark A. Elvin 2003-5-18 2808 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146088  Eriogonum davidsonii Mark A. Elvin 2003-5-18 2800 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146089  Echinocereus engelmannii subsp. engelmannii Mark A. Elvin 2003-5-18 2796 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146090  Cheilanthes covillei Mark A. Elvin 2003-5-18 2813 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146091  Pterostegia drymarioides Mark A. Elvin 2003-5-18 2798 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146092  Chorizanthe watsonii Mark A. Elvin 2003-5-18 2792 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146093  Nemacladus sigmoideus Mark A. Elvin 2003-5-18 2793 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146094  Cryptantha circumscissa Mark A. Elvin 2003-5-18 2791 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146095  Centrostegia thurberi Mark A. Elvin 2003-5-18 2790 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146097  Phacelia distans Mark A. Elvin 2003-5-18 2814 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146102  Prunus fasciculata James Henrickson 1998-4-19 22238 San Bernardino Southern Mojave Desert, seven miles NW of community of Yucca Valley, [Pipes Wash] 3 miles NW of Pioneer Town 1250 Comment
  UCR146547  Nemophila menziesii var. integrifolia Mark A. Elvin 2004-4-9 3267 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, NW portion near camping area 1256 Comment
  UCR146548  Galium angustifolium subsp. gracillimum Mark A. Elvin 2004-4-9 3255 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR146549  Filago californica Mark A. Elvin 2004-4-9 3253 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR146550  Amsinckia tessellata Mark A. Elvin 2004-4-9 3241 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR146551  Phoradendron densum Mark A. Elvin 2004-4-9 3258 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR146554  Senecio flaccidus var. douglasii Mark A. Elvin 2004-7-25 3620 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR146712  Datura wrightii Mark A. Elvin 2004-7-25 3635 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR146714  Prunus ilicifolia subsp. ilicifolia Mark A. Elvin 2004-7-25 3649 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146716  Juniperus californica Mark A. Elvin 2004-7-25 3637 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR146718  Chilopsis linearis subsp. arcuata Mark A. Elvin 2004-7-25 3621 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR146720  Atriplex canescens Mark A. Elvin 2004-7-25 3633 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR146722  Bromus diandrus Mark A. Elvin 2004-4-9 3247 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR146726  Eriogonum davidsonii Mark A. Elvin 2004-7-25 3651 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR146727  Stillingia linearifolia Mark A. Elvin 2004-7-25 3643 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR146728  Phoradendron densum Mark A. Elvin 2004-7-25 3638 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR146909  Rhus aromatica Mark A. Elvin 2004-4-9 3295 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, SW portion, in North Railroad Canyon 1159 Comment
  UCR146938  Prosopis glandulosa var. torreyana Mark A. Elvin 2004-7-25 3642 San Bernardino Little San Bernardino Mountains/Mojave Desert, UC Burns Pinyon Ridge Reserve, c. 1.5 mil east of Pioneertown, west of the mouth of N Railroad Canyon in wash and adjacent foothills with a gentle to moderate S-facing slope. 1067 Comment
  UCR146939  Nolina parryi Mark A. Elvin 2004-4-9 3274 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, SW portion in South Railroad Canyon 1113 Comment
  UCR146941  Cryptantha utahensis Mark A. Elvin 2004-4-9 3285 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, SW portion in South Railroad Canyon 1113 Comment
  UCR146942  Nemophila menziesii Mark A. Elvin 2004-4-9 3272 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, SW portion in South Railroad Canyon 1113 Comment
  UCR146945  Microseris lindleyi Mark A. Elvin 2004-4-9 3289 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, SW portion, in North Railroad Canyon 1159 Comment
  UCR146946  Schismus barbatus Mark A. Elvin 2004-4-9 3242 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR146947  Linanthus bigelovii Mark A. Elvin 2004-4-9 3284 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, SW portion in South Railroad Canyon 1113 Comment
  UCR146949  Layia glandulosa Mark A. Elvin 2004-4-9 3302 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, west of the mouth of N Railroad Canyon 1067 Comment
  UCR146999  Chenopodium berlandieri Peter A. Bowler 2003-9-13 s.n. San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burn's House 1265 Comment
  UCR147340  Festuca microstachys Mark A. Elvin 2004-4-9 3259 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR147343  Eriogonum pusillum Mark A. Elvin 2004-4-9 3296 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, SW portion, in North Railroad Canyon 1159 Comment
  UCR147344  Linanthus bigelovii Mark A. Elvin 2004-4-9 3239 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR147345  Camissonia pallida subsp. hallii Mark A. Elvin 2004-4-9 3267 B San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, NW portion near camping area 1256 Comment
  UCR147346  Lotus argophyllus var. argophyllus Mark A. Elvin 2004-4-9 3297 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, SW portion, in North Railroad Canyon 1159 Comment
  UCR147894  Eriogonum pusillum Peter A. Bowler 2004-5-28 s.n. San Bernardino Little San Bernardino Mountains, UC Burn's Pinyon Ridge Reserve, c. 2.0 mi ESE of Pioneertown, between front gate and reserve headquarters at old Burn's home 1250 Comment
  UCR147895  Cryptantha barbigera Peter A. Bowler 2004-5-28 s.n. San Bernardino Little San Bernardino Mountains, UC Burn's Pinyon Ridge Reserve, c. 2.0 mi ESE of Pioneertown, between front gate and reserve headquarters at old Burn's home 1250 Comment
  UCR151253  Crossosoma bigelovii James Henrickson 1998-4-19 22235 San Bernardino Mojave Desert, Three miles NW of community of Yucca Valley on road to Pioneer Town 1189 Comment
  UCR152561  Nolina parryi James C. Dice 1985-6-2 607 San Bernardino Mojave Desert, E edge of Sawtooths along the road between Yucca Valley and Pioneertown, 5.1 km north of Hwy 62 1175 Comment
  UCR152957  Cryptantha pterocarya var. pterocarya Mark A. Elvin 2003-5-18 2799 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR152958  Phacelia cryptantha Mark A. Elvin 2003-5-18 2804 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR152959  Nama demissa Mark A. Elvin 2003-5-18 2801 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR152961  Ambrosia salsola Mark A. Elvin 2003-5-18 2797 San Bernardino Little San Bernardino Mountains, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, west of Burns House north of campground 1256 Comment
  UCR154150  Ephedra nevadensis Mark A. Elvin 2005-5-7 4262 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; NE corner 1250 Comment
  UCR154151  Salazaria mexicana Mark A. Elvin 2005-5-7 4263 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; NE corner 1250 Comment
  UCR154152  Ericameria teretifolia Mark A. Elvin 2004-12-16 3842 San Bernardino Little San Bernardino Mtns, Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 mi (air) ESE of Pioneertown, 1.5mi (air) NW of Yucca Valley, E portion of Reserve, north of N Railroad Canyon 1280 Comment
  UCR154154  Eriogonum elongatum Mark A. Elvin 2004-12-16 3844 San Bernardino Little San Bernardino Mtns, Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 mi (air) ESE of Pioneertown, 1.5mi (air) NW of Yucca Valley, E portion of Reserve, north of N Railroad Canyon 1280 Comment
  UCR154155  Arctostaphylos glauca Mark A. Elvin 2004-12-16 3845 San Bernardino Little San Bernardino Mtns, Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 mi (air) ESE of Pioneertown, 1.5mi (air) NW of Yucca Valley, E portion of Reserve, north of N Railroad Canyon 1280 Comment
  UCR154161  Ambrosia salsola Mark A. Elvin 2005-5-7 4266 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; NE corner 1250 Comment
  UCR154163  Melica imperfecta Mark A. Elvin 2005-5-7 4268 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Resercve, off Skyline Ranch Road, c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; small unnamed N-facing canyon ESE of the Burns House 1265 Comment
  UCR154214  Lepidium lasiocarpum Mark A. Elvin 2005-5-7 4272 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Resercve, off Skyline Ranch Road, c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; small unnamed N-facing canyon ESE of the Burns House 1265 Comment
  UCR154217  Rafinesquia californica Mark A. Elvin 2005-5-7 4265 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Resercve, off Skyline Ranch Road, c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; small unnamed N-facing canyon ESE of the Burns House 1265 Comment
  UCR154222  Lepidium fremontii var. fremontii Mark A. Elvin 2005-5-7 4270 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Resercve, off Skyline Ranch Road, c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; small unnamed N-facing canyon ESE of the Burns House 1265 Comment
  UCR154260  Thysanocarpus curvipes Mark A. Elvin, M. P. Elvin, L. Heller 2005-2-12 4005 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, south side of 'Useless Mountain 1250 Comment
  UCR154261  Emmenanthe penduliflora Mark A. Elvin, M. P. Elvin, L. Heller 2005-2-12 4004 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, south side of 'Useless Mountain 1250 Comment
  UCR154274  Juniperus californica Mark A. Elvin, M. P. Elvin, L. Heller 2005-2-12 4012 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, south side of 'Useless Mountain 1250 Comment
  UCR154275  Salvia columbariae Mark A. Elvin, M. P. Elvin, L. Heller 2005-2-12 4010 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, south side of 'Useless Mountain 1250 Comment
  UCR154282  Caulanthus lasiophyllus Mark A. Elvin, M. P. Elvin, L. Heller 2005-2-12 4011 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, south side of 'Useless Mountain 1250 Comment
  UCR154286  Quercus cornelius-mulleri Mark A. Elvin 2005-2-10 4001 San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve; upper portion of the trib. to Water Canyon; SE portion of the Reserve 1280 Comment
  UCR154291  Lupinus sparsiflorus Mark A. Elvin, M. P. Elvin, A. Elvin, K. Elvin 2005-3-20 4075 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Road c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley, in the 'amphitheater' behind Burns house 1250 Comment
  UCR154310  Cryptantha circumscissa Mark A. Elvin 2005-3-19 4074 San Bernardino Little San Bernardino Mtns/Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2mi (air) ESE of Pioneertown, 1.5mi (air) NW of Yucca Valley; SW edge of the Reserve in Water Canyon NE of Pioneer Town Rd 1067 Comment
  UCR154311  Cryptantha barbigera var. fergusoniae Mark A. Elvin 2005-3-19 4072 San Bernardino Little San Bernardino Mtns/Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2mi (air) ESE of Pioneertown, 1.5mi (air) NW of Yucca Valley; SW edge of the Reserve in Water Canyon NE of Pioneer Town Rd 1067 Comment
  UCR154313  Eucrypta chrysanthemifolia var. bipinnatifida Mark A. Elvin 2005-2-10 3995 San Bernardino Little San Bernardino Mtns, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burns Pinyon Ridge Reserve; trib. to Water Canyon; SE portion of Reserve 1128 Comment
  UCR154314  Thysanocarpus curvipes Mark A. Elvin 2005-2-10 3993 San Bernardino Little San Bernardino Mtns, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burns Pinyon Ridge Reserve; trib. to Water Canyon; SE portion of Reserve 1128 Comment
  UCR154315  Ericameria linearifolia Mark A. Elvin 2005-2-10 3990 San Bernardino Little San Bernardino Mtns, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burns Pinyon Ridge Reserve; trib. to Water Canyon; SE portion of Reserve 1128 Comment
  UCR154316  Nemophila menziesii Mark A. Elvin 2005-2-13 4016 San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve; middle part of the Reserve on ridge between 'Boo' and 'Jean' canyons (tribs. to N Railroad Canyon) 1250 Comment
  UCR154317  Microseris lindleyi Mark A. Elvin 2005-2-13 4018 San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve; middle part of the Reserve on ridge between 'Boo' and 'Jean' canyons (tribs. to N Railroad Canyon) 1250 Comment
  UCR154318  Coreopsis bigelovii Mark A. Elvin 2005-2-10 3992 San Bernardino Little San Bernardino Mtns, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burns Pinyon Ridge Reserve; trib. to Water Canyon; SE portion of Reserve 1128 Comment
  UCR154319  Coreopsis bigelovii Mark A. Elvin 2005-2-13 4019 San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve; middle part of the Reserve on ridge between 'Boo' and 'Jean' canyons (tribs. to N Railroad Canyon) 1250 Comment
  UCR154320  Pectocarya linearis subsp. ferocula Mark A. Elvin 2005-2-13 4022 San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve; middle part of the Reserve on ridge between 'Boo' and 'Jean' canyons (tribs. to N Railroad Canyon) 1250 Comment
  UCR154321  Cryptantha intermedia Mark A. Elvin 2005-2-13 4023 San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve; middle part of the Reserve on ridge between 'Boo' and 'Jean' canyons (tribs. to N Railroad Canyon) 1250 Comment
  UCR154327  Erodium cicutarium Mark A. Elvin, M. P. Elvin, L. Heller 2005-2-12 4015 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, south side of 'Useless Mountain 1250 Comment
  UCR154329  Amsinckia tessellata Mark A. Elvin, M. P. Elvin, L. Heller 2005-2-12 4009 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, south side of 'Useless Mountain 1250 Comment
  UCR154330  Ericameria linearifolia Mark A. Elvin, M. P. Elvin, L. Heller 2005-2-12 4008 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, south side of 'Useless Mountain 1250 Comment
  UCR154340  Castilleja foliolosa Mark A. Elvin 2005-2-10 3998 San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve; upper portion of the trib. to Water Canyon; SE portion of the Reserve 1280 Comment
  UCR154341  Quercus cornelius-mulleri Mark A. Elvin 2005-2-10 3997 San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 1.5 miles east of Pioneertown, UC Burn's Pinyon Ridge Reserve; upper portion of the trib. to Water Canyon; SE portion of the Reserve 1280 Comment
  UCR154342  Crossosoma bigelovii Mark A. Elvin 2005-2-10 3996 San Bernardino Little San Bernardino Mtns, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burns Pinyon Ridge Reserve; trib. to Water Canyon; SE portion of Reserve 1128 Comment
  UCR154354  Eucrypta chrysanthemifolia var. bipinnatifida Mark A. Elvin, M. P. Elvin, L. Heller 2005-2-12 4006 San Bernardino Little San Bernardino Mountains, Southern Mojave Desert, c. 1.5 mi east of Pioneertown, UC Burn's Pinyon Ridge Reserve, N central portion, south side of 'Useless Mountain 1250 Comment
  UCR154474  Eriogonum saxatile Mark A. Elvin 2005-3-23 4085 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucca Valley; SW corner; slope above Water Canyon Wash 1220 Comment
  UCR154475  Anisocoma acaulis Mark A. Elvin 2005-3-23 4084 a San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucca Valley; SW corner; slope above Water Canyon Wash 1220 Comment
  UCR154476  Phacelia cryptantha Mark A. Elvin 2005-3-22 4084 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burnbs Pinyon Ridge Reserve, off Skyline Ranch Road c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; E central portion of Reserve 1273 Comment
  UCR154477  Cercocarpus betuloides var. betuloides Mark A. Elvin 2005-3-22 4082 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burnbs Pinyon Ridge Reserve, off Skyline Ranch Road c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; NE corner 1235 Comment
  UCR154493  Mimulus androsaceus Mark A. Elvin 2005-3-23 4087 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burnbs Pinyon Ridge Reserve, off Skyline Ranch Road c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; SE of campsite 1250 Comment
  UCR154494  Descurainia pinnata Mark A. Elvin 2005-3-23 4088 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burnbs Pinyon Ridge Reserve, off Skyline Ranch Road c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; SE of campsite 1250 Comment
  UCR154495  Arenaria douglasii Mark A. Elvin 2005-3-22 4083 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burnbs Pinyon Ridge Reserve, off Skyline Ranch Road c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; E central portion of Reserve 1273 Comment
  UCR154496  Gilia splendens Mark A. Elvin 2005-3-22 4081 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burnbs Pinyon Ridge Reserve, off Skyline Ranch Road c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; NE corner 1235 Comment
  UCR154504  Pectocarya linearis Mark A. Elvin 2005-3-20 4079 San Bernardino Little San Bernardino Mtns, southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Road c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley, in the 'amphitheater' behind Burns house 1250 Comment
  UCR157478  Eriogonum maculatum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16749 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157479  Eriastrum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16751 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157480  Mentzelia albicaulis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16753 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157481  Cryptantha utahensis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16758 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157482  Camissonia pallida A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16760 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157651  Eriastrum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16768 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157652  Chenopodium fremontii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16754 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157653  Dudleya A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16766 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157654  Coreopsis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16759 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157655  Gilia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16837 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157656  Mimulus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16839 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157657  Phacelia affinis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16842 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157658  Coreopsis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16850 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157749  Eriogonum pusillum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16802 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157856  Gilia A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16789 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157859  Gilia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16844 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157860  Cryptantha muricata A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16838 A San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157860B  Cryptantha oxygona A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16838 B San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157861  Eriogonum pusillum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16848 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157865  Camissonia pallida A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16851 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157866  Mentzelia albicaulis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16849 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157885  Eriogonum pusillum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16801 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157890  Lotus heermannii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16791 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157894  Gilia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16797 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157895  Gilia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16793 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157896  Phacelia affinis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16775 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR157897  Mimulus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16782 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR158062  Camissonia pallida A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16785 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR158123  Cryptantha decipiens A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16772 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR158126  Nemacladus longiflorus var. breviflorus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16781 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR159780  Phoradendron villosum Peter A. Bowler 2003-2-16 s.n. San Bernardino Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley, in front of reserve headquarters at old Burns home 1250 Comment
  UCR16012  Penstemon incertus B. A. Carlson 1978-5-26 s.n. San Bernardino Mojave Desert, c. 1 mile west of Pioneertown along Pioneer Pass Road 1220 Comment
  UCR161007  Gilia sinuata Jeri Hirshberg, S. J. Myers 1988-3-22 s.n. San Bernardino Mojave Desert, adjacent to Hwy 247 c. 0.5 mi. NW of Pipes Road 1098 Comment
  UCR161008  Gilia aliquanta subsp. aliquanta Jeri Hirshberg, S. J. Myers 1988-3-22 s.n. San Bernardino Mojave Desert, adjacent to Hwy 247 c. 0.5 mi. NW of Pipes Road 1098 Comment
  UCR16134  Euphorbia albomarginata Steven Wickler 1974-5-12 017 San Bernardino Mojave Desert, Yucca Valley, 2-2.5 mi. in on Hoopla Rd, off Hwy 62 1070 Comment
  UCR161535  Lepidium fremontii var. fremontii Mark A. Elvin 2005-5-7 4276 b San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucca Valley; south of campground 1256 Comment
  UCR161544  Eriogonum saxatile Mark A. Elvin 2005-5-7 4276 c San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucca Valley; south of campground 1256 Comment
  UCR161546  Mimulus pilosus Mark A. Elvin 2005-5-7 4284 San Bernardino Little San Bernardino Mtns, S Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; N RR Canyon, seep area near 'Boo Canyon 1143 Comment
  UCR161548  Gilia Mark A. Elvin 2005-5-7 4287 San Bernardino Little San Bernardino Mtns, S Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; N RR Canyon, seep area near 'Boo Canyon 1143 Comment
  UCR161549  Juncus bufonius Mark A. Elvin 2005-5-7 4285 San Bernardino Little San Bernardino Mtns, S Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; N RR Canyon, seep area near 'Boo Canyon 1143 Comment
  UCR161551  Aristida purpurea var. parishii Mark A. Elvin 2005-5-7 4291 San Bernardino Little San Bernardino Mtns, S Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2mi (air) ESE of Pioneertown, 1.5mi (air) NW of Yucca Valley; north of N RR Cyn in 'Boo Cyn 1189 Comment
  UCR161561  Gnaphalium palustre Mark A. Elvin 2005-5-7 4289 San Bernardino Little San Bernardino Mtns, S Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; N RR Canyon, seep area near 'Boo Canyon 1143 Comment
  UCR16166  Cryptantha intermedia C. Bahre 1970-5-2 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, 1.5 mi. NW of Pioneertown 1372 Comment
  UCR161735  Salix laevigata Mark A. Elvin 2005-5-7 4277 San Bernardino Little San Bernardino Mtns, S Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd c. 2 mi (air) ESE of Pioneertown, 1.5 mi (air) NW of Yucc. Valley; N RR Canyon, seep area near 'Boo Canyon 1143 Comment
  UCR16451  Eschscholzia californica D. Sall 1970-5-26 s.n. San Bernardino Mojave Desert, Yucca Valley, growing behind MDX Drugstore Comment
  UCR165402  Gilia diegensis A. C. Sanders, Mark Elvin 2003-4-5 25882 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR165403  Gilia brecciarum subsp. brecciarum A. C. Sanders, Mark Elvin 2003-4-5 25903 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR165430  Mentzelia albicaulis A. C. Sanders, Mark Elvin 2003-4-5 25866 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, between front gate and reserve headquarters at old Burns home 1250 Comment
  UCR165431  Mentzelia veatchiana A. C. Sanders, Mark Elvin 2003-4-5 25942 San Bernardino Southern Mojave Desert, UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, canyons south of road from front gate to old Burns home 1280 Comment
  UCR165952  Ericameria teretifolia A. C. Sanders 2005-11-26 31923 San Bernardino Southern Mojave Desert/Eastern San Bernardino Mtns., UC Burns Pinyon Ridge Reserve, 1.25 mi. north of Yucca Valley, 2.5 mi. ESE of Pioneertown; this from canyons on south side of reserve draining toward Water Canyon 1250 Comment
  UCR165953  Juniperus californica A. C. Sanders 2005-11-26 31922 San Bernardino Southern Mojave Desert/Eastern San Bernardino Mtns., UC Burns Pinyon Ridge Reserve, 1.25 mi. north of Yucca Valley, 2.5 mi. ESE of Pioneertown; this from canyons on south side of reserve draining toward Water Canyon 1250 Comment
  UCR16670  Erigeron parishii Marlyce Myers 1977-5-8 S- 01 San Bernardino Mojave Desert/San Bernardino Mtns., Univ. of California Burns Pinyon Ridge Reserve, vicinity of Yucca Valley. 200 m up ridge to the west of camp area 1372 Comment
  UCR16708  Mimulus fremontii var. fremontii J. R. Olson 1969-5-18 016 San Bernardino Mojave Desert/San Bernardino Mtns., at junction of Rimrock Road and Pipes Road (c. 6 miles from Yucca Valley) 1220 Comment
  UCR16714  Ericameria linearifolia Arthur Douglas 1969-5-4 21 San Bernardino San Bernardino Mtns./Southern Mojave Desert, near Pioneertown, 4 miles west of the east end of the Pipes Canyon Road 1280 Comment
  UCR169329  Penstemon incertus Mark A. Elvin, A. Elvin, K. Elvin 2005-9-24 4574 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, east of Pioneertown in wash north of Ridgeline Road 1128 Comment
  UCR169330  Acamptopappus sphaerocephalus Mark A. Elvin, A. Elvin, K. Elvin 2005-9-24 4574 San Bernardino Southern Mojave Desert, Hills east of Chaparrosa Wash c. 1.7 km east of Pioneertown, north of Skyline Ranch Road 1159 Comment
  UCR169332  Argemone munita Mark A. Elvin 2005-9-24 4568 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR169334  Stephanomeria Mark A. Elvin 2005-9-24 4565 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR169336  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4570 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, c. 1.5 km south of Pioneertown along Pioneertown Road 1189 Comment
  UCR169337  Machaeranthera tortifolia Mark A. Elvin, A. Elvin, K. Elvin 2005-9-24 4577 San Bernardino Southern Mojave Desert, Hills east of Chaparrosa Wash c. 1.7 km east of Pioneertown, north of Skyline Ranch Road 1159 Comment
  UCR169338  Salsola tragus Mark A. Elvin 2005-9-24 4558 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR169339  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4569 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, c. 1.5 km south of Pioneertown along Pioneertown Road 1189 Comment
  UCR169340  Eriogonum Mark A. Elvin 2005-9-24 4557 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR169341  Chilopsis linearis subsp. arcuata Mark A. Elvin 2005-9-24 4564 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR169343  Croton californicus Mark A. Elvin 2005-9-24 4562 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR169344  Astragalus douglasii var. parishii Mark A. Elvin 2005-9-24 4561 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR169345  Lotus Mark A. Elvin 2005-9-24 4560 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR169366  Fraxinus velutina Mark A. Elvin, A. Elvin, K. Elvin 2005-9-24 4572 A San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, east of Pioneertown in wash north of Ridgeline Road 1128 Comment
  UCR16956  Rumex hymenosepalus Arthur Douglas 1969-5-3 07 San Bernardino San Bernardino Mtns./Southern Mojave Desert, Near Pioneer Town, 0.25 mi from the E end of the Pipes Canyon Rd 1159 Comment
  UCR169884  Gilia A. C. Sanders, P. J. MacKay 2001-4-14 23996 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR169885  Gilia A. C. Sanders, P. J. MacKay 2001-4-14 24006 San Bernardino Eastern Mojave Desert, east of Flat Top Mtn. on Hwy 247, 6.1 mi. north of Hwy 62 and 0.5 mi. north of Pipes Canyon Rd. 1110 Comment
  UCR17011  Calochortus kennedyi J. R. Olson 1969-5-18 14 San Bernardino San Bernardino Mtns./Southern Mojave Desert, 2 mi. north of Yucca Valley on Pioneertown Road, 150 m south of Curtis Road 1189 Comment
  UCR17123  Acamptopappus sphaerocephalus Steven Wickler 1974-5-12 018 San Bernardino Mojave Desert, Yucca Valley, 2-2.5 mi. in on Hoopla Rd, off Hwy 62 1070 Comment
  UCR17129A  Mimulus parishii Frank C. Vasek 1978-7-6 s.n. San Bernardino San Bernardino Mtns/Mojave Desert, 2 mi east of Pioneertown on road to Burns Pinyon Ridge Reserve 1235 Comment
  UCR17130A  Mimulus pilosus Frank C. Vasek 1978-7-6 s.n. San Bernardino San Bernardino Mtns/Mojave Desert, 2 mi east of Pioneertown on road to Burns Pinyon Ridge Reserve 1235 Comment
  UCR17208  Oxytheca trilobata O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR17209  Eriogonum maculatum O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR1740  Juniperus californica Frank C. Vasek 1961-9-23 610923- 06 San Bernardino San Bernardino Mtns., Chicken Flat, 0.3 mi from junction of Pipes Canyon Road & 5.5 mi west of Old Woman Springs 1341 Comment
  UCR17495  Phoradendron villosum Paul Shaw 1975-2-5 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 10 mi NW of Yucca Valley near Pioneertown Comment
  UCR175444  Ericameria teretifolia Mark A. Elvin 2005-9-24 4534 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR175510  Pectocarya penicillata Mark A. Elvin 2006-4-1 4663 B San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175511  Quercus cornelius-mulleri Mark A. Elvin 2006-4-1 4666 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175512  Lotus heermannii var. heermannii Mark A. Elvin 2005-9-24 4529 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley. N Railroad Canyon; seep area near 'Boo Canyon 1143 Comment
  UCR175513  Pectocarya linearis Mark A. Elvin 2006-4-1 4663 A San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175514  Conyza canadensis Mark A. Elvin 2005-9-24 4525 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley. N Railroad Canyon; seep area near 'Boo Canyon 1143 Comment
  UCR175531B  Cordylanthus rigidus subsp. setiger Mark A. Elvin 2005-9-24 4530 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley. N Railroad Canyon; seep area near 'Boo Canyon 1143 Comment
  UCR175534  Eriogonum davidsonii Mark A. Elvin 2005-9-23 4518 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve c. 2 (air) mi ESE of Pioneertown, NW corner of the reserve (near gate) 1256 Comment
  UCR175536  Baccharis brachyphylla Mark A. Elvin 2005-9-24 4534 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley. N Railroad Canyon; seep area near 'Boo Canyon 1143 Comment
  UCR175540  Nemophila menziesii subsp. integrifolia Mark A. Elvin 2006-4-1 4670 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175541  Eriophyllum pringlei Mark A. Elvin 2006-4-1 4690 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175544  Thysanocarpus curvipes Mark A. Elvin 2006-4-1 4696 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175545  Linanthus bigelovii Mark A. Elvin 2006-4-1 4680 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175546  Descurainia pinnata Mark A. Elvin 2006-4-1 4695 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175549  Camissonia campestris Mark A. Elvin 2006-4-1 4676 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175550  Chaenactis stevioides Mark A. Elvin 2006-4-1 4675 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175551  Sisymbrium irio Mark A. Elvin 2006-4-1 4674 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175617  Camissonia pallida Mark A. Elvin 2006-4-1 4664 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175619  Lupinus concinnus Mark A. Elvin 2006-4-1 4682 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175621  Euphorbia albomarginata Mark A. Elvin 2005-9-23 4516 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve c. 2 (air) mi ESE of Pioneertown, NW corner of the reserve (near gate) 1256 Comment
  UCR175622  Gutierrezia microcephala Mark A. Elvin 2005-9-24 4533 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley. N Railroad Canyon; seep area near 'Boo Canyon 1143 Comment
  UCR175623  Amaranthus albus Mark A. Elvin 2005-9-24 4546 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR175624  Eriogonum davidsonii Mark A. Elvin 2005-9-24 4545 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR175625  Muhlenbergia rigens Mark A. Elvin 2005-9-24 4523 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley. N Railroad Canyon; seep area near 'Boo Canyon 1143 Comment
  UCR175626  Juncus balticus Mark A. Elvin 2005-9-24 4526 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley. N Railroad Canyon; seep area near 'Boo Canyon 1143 Comment
  UCR175627  Eriogonum Mark A. Elvin 2005-9-23 4519 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve c. 2 (air) mi ESE of Pioneertown, NW corner of the reserve (near gate) 1256 Comment
  UCR175628  Brickellia desertorum Mark A. Elvin 2005-9-23 4522 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve c. 2 (air) mi ESE of Pioneertown, S and SE side of ridge at E boundary of the reserve 1280 Comment
  UCR175630  Bebbia juncea Mark A. Elvin 2005-9-24 4541 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley. Tributary to N Railroad Canyon, near Water Canyon wash 1120 Comment
  UCR175632  Cucurbita palmata Mark A. Elvin 2005-9-24 4548 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR175633  Mentzelia Mark A. Elvin 2006-4-1 4673 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175634  Eriogonum Mark A. Elvin 2005-9-24 4555 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR175740  Eriogonum Mark A. Elvin 2005-9-24 4551 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR175742  Sisymbrium orientale Mark A. Elvin 2006-4-1 4671 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175743  Phoradendron densum Mark A. Elvin 2006-4-1 4688 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175744  Layia glandulosa Mark A. Elvin 2006-4-1 4672 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175745  Mentzelia Mark A. Elvin 2006-4-1 4722 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR175746  Calyptridium monandrum Mark A. Elvin 2006-4-1 4717 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR175749  Coreopsis bigelovii Mark A. Elvin 2006-4-1 4716 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR175750  Pectocarya setosa Mark A. Elvin 2006-4-1 4715 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR175751  Astragalus douglasii var. parishii Mark A. Elvin 2006-4-1 4659 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175752  Erodium cicutarium Mark A. Elvin 2006-4-1 4660 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175753  Cryptantha micrantha var. micrantha Mark A. Elvin 2006-4-1 4661 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175754  Cryptantha circumscissa Mark A. Elvin 2006-4-1 4662 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175755  Eriogonum wrightii Mark A. Elvin 2006-4-1 4685 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175757  Arabis pulchra Mark A. Elvin 2006-4-1 4687 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175758  Ambrosia acanthicarpa Mark A. Elvin 2005-9-24 4552 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR175759  Lupinus concinnus var. agardhianus Mark A. Elvin 2006-4-1 4698 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; south of Pioneertown Rd. and just over a ridge on Chaparrosa Wash 1235 Comment
  UCR175760  Chenopodium berlandieri Mark A. Elvin 2005-9-24 4554 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR175761  Gilia Mark A. Elvin 2006-4-1 4693 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175762  Cryptantha pterocarya var. pterocarya Mark A. Elvin 2006-4-1 4723 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR175763  Phoradendron villosum Mark A. Elvin 2006-4-1 4667 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175764  Lasthenia gracilis Mark A. Elvin 2006-4-1 4669 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175766  Cryptantha pterocarya var. pterocarya Mark A. Elvin 2006-4-1 4720 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR175767  Pectocarya setosa Mark A. Elvin 2006-4-1 4721 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR175768  Juniperus californica Mark A. Elvin 2006-4-1 4689 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR17766  Baileya pleniradiata B. A. Carlson 1978-4-23 s.n. San Bernardino Mojave Desert, west of Yucca Valley, Pipes Rd., 1.1 miles south of Old Woman Springs Rd. (Hwy 246) 1100 Comment
  UCR17771  Lotus humistratus A. C. Sanders 1978-4-26 00337 San Bernardino Mojave Desert, c. 5 mi north of Yucca Valley, near Pipes Wash on Old Woman Spring Rd. 1159 Comment
  UCR17772  Astragalus acutirostris A. C. Sanders 1978-4-26 0305 San Bernardino Mojave Desert, c. 5 mi north of Yucca Valley, near Pipes Wash on Old Woman Spring Rd. 1159 Comment
  UCR17773  Astragalus didymocarpus A. C. Sanders 1978-4-26 00311 San Bernardino Mojave Desert, c. 5 mi north of Yucca Valley, near Pipes Wash on Old Woman Spring Rd. 1159 Comment
  UCR18244  Cryptantha circumscissa O. F. Clarke 1976-5-2 s.n. San Bernardino San Bernardino Mtns/Mojave Desert, Burns Pinyon Ridge Reserve 1280 Comment
  UCR18245  Eriogonum maculatum O. F. Clarke 1976-5-2 s.n. San Bernardino San Bernardino Mtns/Mojave Desert, Burns Pinyon Ridge Reserve 1280 Comment
  UCR18269  Pectocarya setosa O. F. Clarke 1976-5-2 s.n. San Bernardino San Bernardino Mtns/Mojave Desert, Burns Pinyon Ridge Reserve 1280 Comment
  UCR18270  Eriophyllum wallacei O. F. Clarke 1976-5-2 s.n. San Bernardino San Bernardino Mtns/Mojave Desert, Burns Pinyon Ridge Reserve 1280 Comment
  UCR19775  Castilleja angustifolia Carol Simon 1969-5-3 21 San Bernardino Mojave Desert/San Bernardino Mtns., near Pioneertown, north of Yucca Valley 1220 Comment
  UCR198526  Lupinus andersonii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16852 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR198568  Gilia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16853 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR214850  Euphorbia albomarginata Crystal Sheehan, Christopher Jordan 2010-5-23 28 San Bernardino Mojave Desert, Yucca Valley, Inca Trail at Santa Fe Trail 1021 Comment
  UCR215177  Oenothera californica subsp. avita Crystal Sheehan, Christopher Jordan 2010-5-23 29 San Bernardino Mojave Desert, Yucca Valley, Inca Trail at Santa Fe Trail 1021 Comment
  UCR215182  Sphaeralcea ambigua Crystal Sheehan, Christopher Jordan 2010-5-23 33 San Bernardino Mojave Desert, Yucca Valley, Inca Trail at Santa Fe Trail 1021 Comment
  UCR229120  Senecio flaccidus A. C. Sanders, Chika Mori 2011-6-15 39670 San Bernardino Southern Mojave Desert, Yucca Valley, Pioneertown Canyon, 0.8 mi. north of Hwy 62 on Pioneertown Road 1077 Comment
  UCR229121  Eriogonum pusillum A. C. Sanders, Chika Mori 2011-6-15 39671 San Bernardino Southern Mojave Desert, Yucca Valley, Pioneertown Canyon, 0.8 mi. north of Hwy 62 on Pioneertown Road 1077 Comment
  UCR229123  Psorothamnus arborescens var. simplicifolius A. C. Sanders, Chika Mori 2011-6-15 39667 San Bernardino Southern Mojave Desert, Yucca Valley, Pioneertown Canyon, 0.8 mi. north of Hwy 62 on Pioneertown Road 1077 Comment
  UCR229124  Loeseliastrum matthewsii A. C. Sanders, Chika Mori 2011-6-15 39668 San Bernardino Southern Mojave Desert, Yucca Valley, Pioneertown Canyon, 0.8 mi. north of Hwy 62 on Pioneertown Road 1077 Comment
  UCR229506  Pectocarya linearis Crystal Sheehan, Christopher Jordan 2010-5-23 30 San Bernardino Mojave Desert, Yucca Valley, Inca Trail at Santa Fe Trail 1021 Comment
  UCR233493  Stipa speciosa Jim Andre 2011-5-16 17185 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233495  Stipa parishii var. parishii Jim Andre 2011-5-16 17183 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233496  Galium angustifolium subsp. gracillimum Jim Andre 2011-5-16 17182 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233497  Nolina parryi Jim Andre 2011-5-16 17181 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233499  Erigeron foliosus Jim Andre 2011-5-16 17179 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233500  Coreopsis bigelovii Jim Andre 2011-5-16 17178 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233501  Centrostegia thurberi Jim Andre 2011-5-16 17177 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233502  Lupinus microcarpus var. microcarpus Jim Andre 2011-5-16 17176 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233503  Lotus humistratus Jim Andre 2011-5-16 17175 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233504  Penstemon incertus Jim Andre 2011-5-16 17174 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233505  Salvia columbariae Jim Andre 2011-5-16 17173 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233515  Nemacladus sigmoideus Jim Andre 2011-5-16 17163 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233516  Phacelia distans Jim Andre 2011-5-16 17162 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233517  Stylocline psilocarphoides Jim Andre 2011-5-16 17161 B San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233518  Astragalus palmeri Jim Andre 2011-5-16 17161 A San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233520  Gilia sinuata Jim Andre 2011-5-16 17158 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233521  Lomatium mohavense Jim Andre 2011-5-16 17157 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233522  Eriogonum pusillum Jim Andre 2011-5-16 17156 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233523  Eriastrum eremicum subsp. eremicum Jim Andre 2011-5-16 17155 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233524  Allium fimbriatum var. fimbriatum Jim Andre 2011-5-16 17154 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233525  Leptosiphon aureus subsp. aureus Jim Andre 2011-5-16 17153 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233526  Emmenanthe penduliflora var. penduliflora Jim Andre 2011-5-16 17152 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233527  Syntrichopappus fremontii Jim Andre 2011-5-16 17151 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233528  Eriogonum davidsonii Jim Andre 2011-5-16 17150 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233529  Mentzelia veatchiana Jim Andre 2011-5-16 17149 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233530  Calochortus kennedyi var. kennedyi Jim Andre 2011-5-16 17148 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233531  Chaenactis stevioides Jim Andre 2011-5-16 17147 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233532  Pectocarya setosa Jim Andre 2011-5-16 17146 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233533  Loeseliastrum matthewsii Jim Andre 2011-5-16 17145 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233534  Cryptantha barbigera var. fergusoniae Jim Andre 2011-5-16 17144 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233535  Mentzelia albicaulis Jim Andre 2011-5-16 17143 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233536  Nicolletia occidentalis Jim Andre 2011-5-16 17142 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233537  Camissonia pallida subsp. pallida Jim Andre 2011-5-16 17141 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233538  Camissonia campestris subsp. campestris Jim Andre 2011-5-16 17140 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233539  Eriogonum maculatum Jim Andre 2011-5-16 17139 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233950  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Amanda Bell 2011-10-8 2967 San Bernardino Southcentral Mojave Desert, Sawtooth Mountains; c. 1.3 air miles SW of where Pioneertown Rd. crosses Chaparrosa Wash, c. 0.4 air mi. NW of Chaparrosa Spring 1281 Comment
  UCR233963  Eriogonum davidsonii Duncan S. Bell, Amanda Bell 2011-10-8 2974 San Bernardino Southcentral Mojave Desert, Sawtooth Mountains; c. 1.3 air miles SW of where Pioneertown Rd. crosses Chaparrosa Wash, c. 0.4 air mi. NW of Chaparrosa Spring 1281 Comment
  UCR233964  Galium angustifolium subsp. gracillimum Duncan S. Bell, Amanda Bell 2011-10-8 2972 San Bernardino Southcentral Mojave Desert, Sawtooth Mountains; c. 1.3 air miles SW of where Pioneertown Rd. crosses Chaparrosa Wash, c. 0.4 air mi. NW of Chaparrosa Spring 1281 Comment
  UCR233966  Solidago californica Duncan S. Bell, Amanda Bell 2011-10-8 2965 San Bernardino Southcentral Mojave Desert, Sawtooth Mountains; c. 1.3 air miles SW of where Pioneertown Rd. crosses Chaparrosa Wash, c. 0.4 air mi. NW of Chaparrosa Spring 1281 Comment
  UCR233969  Conyza canadensis Duncan S. Bell, Amanda Bell 2011-10-8 2966 San Bernardino Southcentral Mojave Desert, Sawtooth Mountains; c. 1.3 air miles SW of where Pioneertown Rd. crosses Chaparrosa Wash, c. 0.4 air mi. NW of Chaparrosa Spring 1281 Comment
  UCR234722  Linanthus bigelovii Jim Andre 2011-5-16 17186 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR236326  Ericameria teretifolia Jim Andre 2010-11-10 15469 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR236327  Ambrosia acanthicarpa Jim Andre 2010-11-10 15468 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR236330  Solidago californica Jim Andre 2010-11-10 15464 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR236331  Artemisia dracunculus Jim Andre 2010-11-10 15463 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR236332  Epilobium canum subsp. latifolium Jim Andre 2010-11-10 15462 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR236346  Arctostaphylos glauca Jim Andre 2010-11-10 15475 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR236347  Cordylanthus rigidus subsp. setiger Jim Andre 2010-11-10 15473 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR236348  Eriogonum elongatum var. elongatum Jim Andre 2010-11-10 15472 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR236349  Eriogonum davidsonii Jim Andre 2010-11-10 15471 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR236361  Quercus cornelius-mulleri Jim Andre 2010-11-10 15474 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR237393  Galium angustifolium subsp. gracillimum Duncan S. Bell 2011-5-5 2387 San Bernardino Mojave Desert, eastern section of Sawtooth Mountains 1184 Comment
  UCR237648  Solanum esculentum Peter A. Bowler 2003-10-11 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California Burns Pinyon Ridge Reserve, north of Yucca Valley 1220 Comment
  UCR238183  Muhlenbergia rigens Mark A. Elvin 2004-4-9 3300 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, SW portion, in North Railroad Canyon 1159 Comment
  UCR238187  Mentzelia Mark A. Elvin 2004-4-9 3240 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR238188  Mentzelia Mark A. Elvin 2004-4-9 3244 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 mi east of Pioneertown, east of Burns House 1265 Comment
  UCR239603  Pectocarya penicillata Crystal Sheehan, Christopher Jordan 2010-5-23 31 San Bernardino Mojave Desert, Yucca Valley, Inca Trail at Santa Fe Trail 1021 Comment
  UCR240043  Ephedra californica A. C. Sanders, Chika Mori 2011-6-15 39673 San Bernardino Southern Mojave Desert, Yucca Valley, Pioneertown Canyon, 0.8 mi. north of Hwy 62 on Pioneertown Road 1077 Comment
  UCR245666  Muhlenbergia rigens Duncan S. Bell 2012-10-8 4347 San Bernardino San Bernardino Mountains, Sawtooth Mountains, Water Canyon, c. 1.3 air miles southeast of Chaparrosa Spring, or c. 1.8 air miles southwest of where Water Canyon crosses Pioneertown Road 1172 Comment
  UCR25401  Baileya pleniradiata John C. Roos 1946-10-4 3125 San Bernardino Mojave Desert, Lone Star Ranch [Yucca Valley; the site of a gas station north of Joshua Tree Nat. Mon.] Comment
  UCR257218  Bromus diandrus Duncan S. Bell 2012-5-8 3626 San Bernardino Mojave Desert/San Bernardino Mtns., Sawtooth Mountains, along Water Canyon, c. 0.75 air mi. SE of Chaparrosa Sprong, or c. 1.75 air mi. SW of Pioneertown 1238 Comment
  UCR25726  Eriogonum pusillum G. R. Ballmer 1982-5-13 s.n. San Bernardino Mojave Desert, Yucca Valley, Pioneer Town Rd. Within a mile of the town Comment
  UCR259820  Chaenactis stevioides Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7109 San Bernardino Bighorn Mountains, along Pipes Wash, south slope of hill between wash and Pipes Road, north of Pioneertown, east of Rimrock, northwest of Yucca Valley 1241 Comment
  UCR259821  Stipa speciosa Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7110 San Bernardino Bighorn Mountains, along Pipes Wash, south slope of hill between wash and Pipes Road, north of Pioneertown, east of Rimrock, northwest of Yucca Valley 1241 Comment
  UCR259822  Ericameria linearifolia Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7111 San Bernardino Bighorn Mountains, along Pipes Wash, south slope of hill between wash and Pipes Road, north of Pioneertown, east of Rimrock, northwest of Yucca Valley 1216 Comment
  UCR260178  Salix laevigata Duncan S. Bell 2010-11-26 2006 San Bernardino Sawtooth Mountains, Chaparrosa Spring, c. 1.5 air mi southwest of Pioneertown 1291 Comment
  UCR260180  Euphorbia albomarginata Duncan S. Bell 2013-8-22 5669 San Bernardino Mojave Desert, west side of Black Hill, c. 1.5 air mi northwesty of Pioneertown 1359 Comment
  UCR260181  Arctostaphylos Duncan S. Bell 2013-8-22 5670 San Bernardino Mojave Desert, west side of Black Hill, c. 1.5 air mi northwesty of Pioneertown 1359 Comment
  UCR260183  Baccharis brachyphylla Duncan S. Bell 2013-8-22 5673 San Bernardino Mojave Desert, west side of Black Hill, c. 1.5 air mi northwesty of Pioneertown 1359 Comment
  UCR260184  Quercus cornelius-mulleri Duncan S. Bell 2013-8-22 5674 San Bernardino Mojave Desert, west side of Black Hill, c. 1.5 air mi northwesty of Pioneertown 1359 Comment
  UCR260186  Melica imperfecta Duncan S. Bell 2010-5-31 1200 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; c. 1.25 air mile southwest of Pioneertown, and c. 0.5 air mile NW of Chaparrosa Spring 1281 Comment
  UCR260187  Tauschia parishii Duncan S. Bell 2010-5-31 1179 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; c. 1.25 air mile southwest of Pioneertown, and c. 0.75 air mile north of Chaparrosa Spring 1249 Comment
  UCR260188  Adenostoma fasciculatum Duncan S. Bell 2010-5-31 1176 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; c. 1.25 air mile southwest of Pioneertown, and c. 0.75 air mile north of Chaparrosa Spring 1249 Comment
  UCR260196  Eriogonum maculatum Duncan S. Bell 2013-8-22 5665 San Bernardino Mojave Desert, west side of Black Hill, c. 1.5 air mi northwesty of Pioneertown 1359 Comment
  UCR260197  Chenopodium californicum Duncan S. Bell 2013-4-14 4799 San Bernardino Western Mojave Desert, Sawtooth Mountains, Water Canyon, c. 0.8 air mi southwest of Chaparrosa Spring 1293 Comment
  UCR26077  Baccharis sergiloides John C. Roos 1947-8-2 3731 San Bernardino San Bernardino Mtns., North of Burns Wash, on the E slope of the mtns. 1315 Comment
  UCR261592  Saltugilia latimeri Jacob Landis 2015-4-2 011 San Bernardino San Bernardino Mtns./Mojave Desert, Bighorn Mountain Wilderness Area, north of Pipes Canyon Rd. and west of Hwy 247[=Old Woman Springs Road] 1280 Comment
  UCR262841  Eriastrum densifolium subsp. elongatum Sarah J. De Groot, Cheryl Sevilla 2014-7-7 7154 San Bernardino West Mohave Desert, Bighorn Mountains, Pipes Wash west of Hwy 247, south of Flat Top Mesa, east-southeast of Hill 4485 1061 Comment
  UCR26602  Eriogonum davidsonii Mark A. Elvin 2004-4-9 3283 San Bernardino Little San Bernardino Mtns, UC Burns Pinyon Ridge Reserve, c. 1.5 miles east of Pioneertown, SW portion in South Railroad Canyon 1113 Comment
  UCR267348  Leptosiphon breviculus Jim Andre 2014-5-8 29417 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267350  Cryptantha barbigera var. fergusoniae Jim Andre 2014-5-8 29418 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267351  Cryptantha oxygona Jim Andre 2014-5-8 29421 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267359  Gilia sinuata Jim Andre 2014-5-8 29447 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR267360  Eriastrum eremicum subsp. eremicum Jim Andre 2014-5-8 29446 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR267363  Phacelia cryptantha Jim Andre 2014-5-8 29439 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267364  Psorothamnus arborescens var. simplicifolius Jim Andre 2014-5-8 29441 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR26751  Penstemon incertus George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR26752  Eriogonum viridescens George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR26753  Centrostegia thurberi subsp. thurberi George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR26756  Langloisia matthewsii George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR26757  Mentzelia jonesii George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR26764  Astragalus lentiginosus var. variabilis George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR267643  Dudleya saxosa subsp. aloides Jim Andre 2014-5-8 29434 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267644  Lupinus sparsiflorus Jim Andre 2014-5-8 29432 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267645  Acmispon glaber var. brevialatus Jim Andre 2014-5-8 29435 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267646  Delphinium parishii subsp. parishii Jim Andre 2014-5-8 29437 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267647  Amsinckia tessellata var. tessellata Jim Andre 2014-5-8 29430 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267648  Oenothera californica subsp. californica Jim Andre 2014-5-8 29413 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR26765  Nicolletia occidentalis George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR26767  Coreopsis californica George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR267771  Eriogonum saxatile Jim Andre 2014-5-2 27676 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267772  Eriophyllum confertiflorum var. confertiflorum Jim Andre 2014-5-2 27674 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267773  Phacelia cryptantha Jim Andre 2014-5-2 27672 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267774  Phacelia distans Jim Andre 2014-5-2 27670 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267777  Salvia columbariae Jim Andre 2014-5-2 27664 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267778  Camissoniopsis pallida subsp. hallii Jim Andre 2014-5-2 27665 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267779  Eriogonum angulosum Jim Andre 2014-5-2 27660 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267781  Pectocarya linearis subsp. ferocula Jim Andre 2014-5-2 27659 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267782  Mentzelia veatchiana Jim Andre 2014-5-2 27658 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267784  Emmenanthe penduliflora Jim Andre 2014-5-2 27663 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267785  Nama demissa var. demissa Jim Andre 2014-5-2 27671 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267788  Leptosiphon breviculus Jim Andre 2014-5-8 29448 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR267790  Cryptantha micrantha var. lepida Jim Andre 2014-5-8 29405 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267791  Eriogonum pusillum Jim Andre 2014-5-8 29406 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267792  Mentzelia albicaulis Jim Andre 2014-5-8 29408 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267793  Layia glandulosa Jim Andre 2014-5-8 29409 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267794  Leptosyne bigelovii Jim Andre 2014-5-8 29411 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267795  Galium angustifolium subsp. gracillimum Jim Andre 2014-5-8 29429 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267796  Mentzelia nitens Jim Andre 2014-5-8 29445 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR267797  Cryptantha decipiens Jim Andre 2014-5-8 29444 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR267798  Eriogonum maculatum Jim Andre 2014-5-8 29443 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR267800  Centrostegia thurberi Jim Andre 2014-5-8 29424 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267801  Thysanocarpus curvipes Jim Andre 2014-5-8 29423 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267802  Eschscholzia androuxii Jim Andre 2014-5-8 29422 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267805  Nama demissa var. demissa Jim Andre 2014-5-8 29403 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267806  Loeseliastrum matthewsii Jim Andre 2014-5-8 29402 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267807  Camissoniopsis pallida subsp. hallii Jim Andre 2014-5-8 29401 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267808  Lasthenia gracilis Jim Andre 2014-5-8 29400 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267809  Chaenactis stevioides Jim Andre 2014-5-8 29426 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267810  Phacelia distans Jim Andre 2014-5-8 29427 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267811  Eriophyllum confertiflorum var. confertiflorum Jim Andre 2014-5-8 29428 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267812  Lupinus excubitus var. excubitus Jim Andre 2014-5-8 29449 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR267813  Eriophyllum pringlei Jim Andre 2014-5-8 29450 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR267814  Leptosiphon aureus subsp. aureus Jim Andre 2014-5-8 29451 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR267818  Cryptantha circumscissa var. circumscissa Jim Andre 2014-5-8 29404 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267819  Calycoseris parryi Jim Andre 2014-5-18 28186 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267820  Melica imperfecta Jim Andre 2014-5-18 28196 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267821  Dudleya saxosa subsp. aloides Jim Andre 2014-5-18 28184 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267829  Calyptridium monandrum Jim Andre 2014-5-18 28181 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267830  Mentzelia veatchiana Jim Andre 2014-5-18 28180 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267831  Thysanocarpus curvipes Jim Andre 2014-5-18 28177 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267832  Phacelia distans Jim Andre 2014-5-18 28175 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267834  Stipa speciosa Jim Andre 2014-5-18 28210 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR267835  Cryptantha barbigera var. fergusoniae Jim Andre 2014-5-18 28170 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267836  Platystemon californicus Jim Andre 2014-5-18 28193 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267837  Prunus ilicifolia subsp. ilicifolia Jim Andre 2014-5-18 28191 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267838  Eriophyllum confertiflorum var. confertiflorum Jim Andre 2014-5-18 28190 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267839  Emmenanthe penduliflora var. penduliflora Jim Andre 2014-5-18 28189 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267840  Eriogonum angulosum Jim Andre 2014-5-18 28182 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267845  Centrostegia thurberi Jim Andre 2014-5-18 28207 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR267847  Camissonia campestris Jim Andre 2014-5-18 28205 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR267848  Mentzelia albicaulis Jim Andre 2014-5-18 28204 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR267849  Eriogonum maculatum Jim Andre 2014-5-18 28203 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR267850  Cryptantha circumscissa var. circumscissa Jim Andre 2014-5-18 28202 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR267852  Penstemon incertus Jim Andre 2014-5-18 28226 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR267853  Phoradendron serotinum subsp. tomentosum Jim Andre 2014-5-18 28197 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267854  Phacelia cryptantha Jim Andre 2014-5-18 28194 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR267855  Pectocarya linearis subsp. ferocula Jim Andre 2014-5-18 28187 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR26803  Nemacladus rubescens George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR268212  Camissoniopsis pallida subsp. pallida Jim Andre 2014-5-18 28169 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR268213  Acmispon argophyllus var. argophyllus Jim Andre 2014-5-2 27685 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR268214  Psorothamnus arborescens var. simplicifolius Jim Andre 2014-5-2 27684 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR268215  Linanthus bernardinus Jim Andre 2014-5-2 27679 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR268216  Layia glandulosa Jim Andre 2014-5-2 27678 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR268523  Monoptilon bellidiforme Jim Andre 2014-5-18 28142 San Bernardino Mojave Desert/San Bernardino Mtns., 0.3 mile south of Pipe Springs Rd., c. 1 mile west of Hwy 247, Pipes Wash at confluence with Chuparrosa Wash 1125 Comment
  UCR268524  Eriogonum brachyanthum Jim Andre 2014-5-18 28141 San Bernardino Mojave Desert/San Bernardino Mtns., 0.3 mile south of Pipe Springs Rd., c. 1 mile west of Hwy 247, Pipes Wash at confluence with Chuparrosa Wash 1125 Comment
  UCR268929  Cryptantha pterocarya var. pterocarya Jim Andre 2015-3-2 31375 San Bernardino Morongo Valley, along north side of Hwy 62, northeast of rifle range, 0.8 mi southwest from summit, c. 3 mi from Yucca Valley town center 1025 Comment
  UCR268930  Cryptantha circumscissa var. circumscissa Jim Andre 2015-3-2 31372 San Bernardino Morongo Valley, along north side of Hwy 62, northeast of rifle range, 0.8 mi southwest from summit, c. 3 mi from Yucca Valley town center 1025 Comment
  UCR268931  Pectocarya recurvata Jim Andre 2015-3-2 31370 San Bernardino Morongo Valley, along north side of Hwy 62, northeast of rifle range, 0.8 mi southwest from summit, c. 3 mi from Yucca Valley town center 1025 Comment
  UCR268932  Lasthenia gracilis Jim Andre 2015-3-2 31369 San Bernardino Morongo Valley, along north side of Hwy 62, northeast of rifle range, 0.8 mi southwest from summit, c. 3 mi from Yucca Valley town center 1025 Comment
  UCR268933  Eulobus californicus Jim Andre 2015-3-2 31367 San Bernardino Morongo Valley, along north side of Hwy 62, northeast of rifle range, 0.8 mi southwest from summit, c. 3 mi from Yucca Valley town center 1025 Comment
  UCR268934  Cryptantha barbigera var. fergusoniae Jim Andre 2015-3-2 31365 San Bernardino Morongo Valley, along north side of Hwy 62, northeast of rifle range, 0.8 mi southwest from summit, c. 3 mi from Yucca Valley town center 1025 Comment
  UCR269060  Gilia brecciarum subsp. brecciarum Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31099 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 0.5 mi west of Pioneertown Road, c. 4 mi northwest of Yucca Valley 1140 Comment
  UCR269061  Phacelia cryptantha Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31104 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 1.3 mi west of Pioneertown Road, c. 5 mi northwest of Yucca Valley 1148 Comment
  UCR269062  Ceanothus vestitus Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31108 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 1.3 mi west of Pioneertown Road, c. 5 mi northwest of Yucca Valley 1148 Comment
  UCR269079  Leptosiphon breviculus Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31085 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 0.5 mi west of Pioneertown Road, c. 4 mi northwest of Yucca Valley 1140 Comment
  UCR269080  Eschscholzia androuxii Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31087 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 0.5 mi west of Pioneertown Road, c. 4 mi northwest of Yucca Valley 1140 Comment
  UCR269081  Pectocarya linearis Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31089 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 0.5 mi west of Pioneertown Road, c. 4 mi northwest of Yucca Valley 1140 Comment
  UCR269082  Poa secunda subsp. secunda Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31092 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 0.5 mi west of Pioneertown Road, c. 4 mi northwest of Yucca Valley 1140 Comment
  UCR269083  Mentzelia albicaulis Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31098 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 0.5 mi west of Pioneertown Road, c. 4 mi northwest of Yucca Valley 1140 Comment
  UCR269166  Lotus strigosus Duncan S. Bell 2011-4-23 2331 San Bernardino San Bernardino Mtns/Mojave Desert, Sawtooth Mountains; in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring 1338 Comment
  UCR269167  Cheilanthes covillei Duncan S. Bell 2011-4-23 2311 San Bernardino San Bernardino Mtns/Mojave Desert, Sawtooth Mountains; in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring 1338 Comment
  UCR269168  Mentzelia albicaulis Duncan S. Bell 2011-4-23 2337 San Bernardino San Bernardino Mtns/Mojave Desert, Sawtooth Mountains; in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring 1338 Comment
  UCR269169  Arabis perennans Duncan S. Bell 2011-4-23 2338 San Bernardino San Bernardino Mtns/Mojave Desert, Sawtooth Mountains; in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring 1338 Comment
  UCR269170  Sisymbrium orientale Duncan S. Bell 2011-4-23 2351 San Bernardino San Bernardino Mtns/Mojave Desert, Sawtooth Mountains; in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring 1338 Comment
  UCR269182  Eriogonum elongatum Duncan S. Bell, Amanda Turek 2010-9-4 1912 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown 1248 Comment
  UCR269185  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Amanda Turek 2010-9-4 1925 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown 1248 Comment
  UCR269191  Ziziphus parryi Duncan S. Bell 2012-9-8 4149 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains, in Water Canyon, about 2 miles south of Pioneertown 1160 Comment
  UCR269193  Eriogonum davidsonii Duncan S. Bell 2012-9-8 4139 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains, in Water Canyon, about 2 miles south of Pioneertown 1160 Comment
  UCR272042  Eulobus californicus Duncan S. Bell, Joy L. England 2015-4-14 8056 San Bernardino Western Mojave Desert, Sawtooth Mountains, c. 1 air mi southeast of Pioneertown 1195 Comment
  UCR272146  Chaenactis carphoclinia Duncan S. Bell 2015-4-3 8018 San Bernardino Mojave Desert/San Bernardino Mtns., eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains 1188 Comment
  UCR272147  Mentzelia involucrata Duncan S. Bell 2015-4-3 8016 San Bernardino Mojave Desert/San Bernardino Mtns., eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains 1188 Comment
  UCR272296  Calycoseris parryi Duncan S. Bell 2015-4-3 8013 San Bernardino Mojave Desert/San Bernardino Mtns., eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains 1188 Comment
  UCR272297  Gilia stellata Duncan S. Bell 2015-4-3 8014 San Bernardino Mojave Desert/San Bernardino Mtns., eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains 1188 Comment
  UCR272311  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2015-4-3 8015 San Bernardino Mojave Desert/San Bernardino Mtns., eastern slope of Flat Top Mesa, to the east of Black Lava Butte, at the southeastern end of the Bighorn Mountains 1188 Comment
  UCR274203  Calyptridium monandrum Duncan S. Bell 2010-5-21 1079 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, just to the west of Chaparrosa Wash, c. 1.4 air miles southwest of Pioneertown 1281 Comment
  UCR274204  Oxytheca trilobata Duncan S. Bell 2010-5-21 1075 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, just to the west of Chaparrosa Wash, c. 1.4 air miles southwest of Pioneertown 1281 Comment
  UCR274205  Erigeron canadensis Duncan S. Bell 2014-10-14 7618 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, a small spring in the southwestern section of range 1334 Comment
  UCR274206  Eriogonum saxatile Duncan S. Bell 2010-5-21 1063 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash 1305 Comment
  UCR274216  Centrostegia thurberi Duncan S. Bell 2010-5-21 1038 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, Sorrel Horse Canyon, a short distance from Pioneertown Road 1243 Comment
  UCR274226  Claytonia parviflora Duncan S. Bell 2010-5-21 1059 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash 1252 Comment
  UCR274227  Mimulus guttatus Duncan S. Bell 2010-5-21 1052 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash 1252 Comment
  UCR274233  Sporobolus airoides Duncan S. Bell 2014-10-14 7626 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, a small spring in the southwestern section of range 1334 Comment
  UCR274234  Solidago velutina subsp. californica Duncan S. Bell 2014-10-14 7617 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, a small spring in the southwestern section of range 1334 Comment
  UCR274236  Fraxinus velutina Duncan S. Bell 2014-10-14 7610 San Bernardino Sawtooth Mountains, an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown 1247 Comment
  UCR274237  Ericameria nauseosa subsp. consimilis Duncan S. Bell 2014-10-14 7627 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, a small spring in the southwestern section of range 1334 Comment
  UCR274240  Artemisia dracunculus Duncan S. Bell 2014-10-14 7647 B San Bernardino Sawtooth Mountains, Pioneertown Mountains Preserve, western section of the range, in Sorrel Horse Canyon to the west of Pioneertown 1300 Comment
  UCR274241  Erigeron canadensis Duncan S. Bell 2014-10-14 7647 A San Bernardino Sawtooth Mountains, Pioneertown Mountains Preserve, western section of the range, in Sorrel Horse Canyon to the west of Pioneertown 1300 Comment
  UCR274243  Amaranthus albus Duncan S. Bell 2014-10-14 7643 San Bernardino Sawtooth Mountains, Pioneertown Mountains Preserve, western section of the range, in Sorrel Horse Canyon to the west of Pioneertown 1300 Comment
  UCR274387  Phacelia cryptantha Duncan S. Bell 2014-4-25 6636 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274389  Eriogonum davidsonii Duncan S. Bell 2014-4-25 6635 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274390  Eriogonum saxatile Duncan S. Bell 2014-4-25 6628 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274391  Calycoseris parryi Duncan S. Bell 2014-4-25 6627 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274392  Galium angustifolium Duncan S. Bell 2014-4-25 6606 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274393  Mentzelia albicaulis Duncan S. Bell 2014-4-25 6623 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274394  Cryptantha barbigera var. fergusoniae Duncan S. Bell 2014-4-25 6609 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274431  Gilia brecciarum subsp. brecciarum Duncan S. Bell 2014-4-25 6656 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274468  Chaenactis stevioides Duncan S. Bell 2014-4-25 6653 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274469  Centrostegia thurberi Duncan S. Bell 2014-4-25 6647 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274470  Boechera Duncan S. Bell 2014-4-25 6645 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274471  Saltugilia latimeri Duncan S. Bell 2014-4-25 6642 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274503  Saltugilia latimeri Duncan S. Bell 2014-4-5 6564 San Bernardino Western Mojave Desert, Pioneertown Mountains Preserve, Sawtooth Mountains, c. 2 air miles southwest of Pioneertown, or c. 1.75 air miles northeast of Chaparrosa Peak 1315 Comment
  UCR274778  Cryptantha pterocarya var. purpusii Duncan S. Bell 2014-4-28 6739 San Bernardino Pioneertown Mountains Preserve, Pipes Wash, between Black Hill and Flat Top, c. 2.5 air miles north of Pioneertown 1184 Comment
  UCR274827  Croton californicus Duncan S. Bell 2014-4-28 6741 San Bernardino Pioneertown Mountains Preserve, Pipes Wash, between Black Hill and Flat Top, c. 2.5 air miles north of Pioneertown 1184 Comment
  UCR274847  Mentzelia jonesii Duncan S. Bell 2014-4-28 6736 San Bernardino Pioneertown Mountains Preserve, Pipes Wash, between Black Hill and Flat Top, c. 2.5 air miles north of Pioneertown 1184 Comment
  UCR28665  Lupinus andersonii A. C. Sanders 1976-5-25 0071 San Bernardino Eastern San Bernardino Mtns, Near Pioneertown Comment
  UCR2999  Mentzelia jonesii Wm. Horn Jr. 1963-3-30 630330- 03 San Bernardino San Bernardino Mtns/ Mojave Desert, 1 mi south of Pipes Canyon Rd., 5 miles north of Pioneertown 1341 Comment
  UCR3000  Lupinus concinnus Wm. Horn Jr. 1963-3-30 630330- 01 San Bernardino San Bernardino Mtns/ Mojave Desert, 1 mi south of Pipes Canyon Rd., 5 miles north of Pioneertown 1341 Comment
  UCR35826  Nolina parryi A. C. Sanders 1984-8-3 5115 San Bernardino San Bernardino Mtns./Mojave Desert, east end of the San Bernardino Mtns., c. 2 mi NW of Yucca Valley on Pioneertown Road 1098 Comment
  UCR3776  Amaranthus fimbriatus Frank C. Vasek 1961-9-23 610923- 07 San Bernardino San Bernardino Mtns., Pipes Canyon Road, 4 mi from junction with Old Woman Spring Road 1220 Comment
  UCR50725  Penstemon incertus Maureen Hales Pendleton 1988-5-11 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 1.75 mi east of Pioneertown, and 0.25 mi north of Skyline Ranch Road. 1250 Comment
  UCR50726  Erigeron parishii Maureen Hales Pendleton 1988-5-11 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 2 mi east of Pioneertown & 0.35 mi north of Skyline Ranch Rd. 1250 Comment
  UCR50763  Eriogonum maculatum O. F. Clarke 1973-4-22 s.n. San Bernardino San Bernardino Mtns. / Mojave Desert, University of California, Burns Pinyon Ridge Reserve, north of Yucca Valley 1223 Comment
  UCR50776  Muilla Jeri Hirshberg, S. J. Myers 1988-3-22 s.n. San Bernardino Mojave Desert, adjacent to Hwy 247 c. 0.5 mi. NW of Pipes Road 1098 Comment
  UCR50785  Camissonia pallida Jeri Hirshberg, S. J. Myers 1988-3-22 s.n. San Bernardino Mojave Desert, adjacent to Hwy 247 c. 0.5 mi. NW of Pipes Road 1098 Comment
  UCR50788  Dudleya saxosa Maureen Hales Pendleton 1988-3-29 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 2 mi. east of Pioneertown 1372 Comment
  UCR50790  Eriogonum maculatum Maureen Hales Pendleton 1988-3-29 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 2 mi. east of Pioneertown 1372 Comment
  UCR50791  Cryptantha intermedia Maureen Hales Pendleton 1988-3-29 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 2 mi. east of Pioneertown 1372 Comment
  UCR50793  Lupinus excubitus S. J. Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino Southern Mojave Desert, c. 4.5 mi. north of town of Yucca Valley, on Hwy 247, c. 1/8 mi. north of Pipes Canyon Road 1098 Comment
  UCR50796  Lupinus andersonii S. J. Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, near Pioneertown at recharge site on Pioneertown Road, c. 1 mi NW of Sunnyslope Drive 1098 Comment
  UCR52082  Coreopsis bigelovii S. J. Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, Near Pioneertown at recharge site on Pioneertown Road, c. 1 mi NW of Sunnyslope Drive 1098 Comment
  UCR52084  Cryptantha barbigera var. fergusoniae S. J. Myers, Jeri Hirshberg 1988-3-17 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, near Pioneertown at recharge site on Pioneertown Road, c. 1 mi NW of Sunnyslope Drive 1098 Comment
  UCR59919  Nicolletia occidentalis Ed LaRue, S. Dougherty, S. Meyers 1989-4-17 s.n. San Bernardino San Bernardino Mtns./Mojave Desert, 0.5 mi west of Bowden Flat, on a stream channel running through Burns Canyon, c. 1 mi SE of town of Rimrock. Pipes Road transverses the site 1341 Comment
  UCR59920  Mentzelia jonesii Ed LaRue, Sharon Dougherty, S. J. Myers 1989-4-17 s.n. San Bernardino San Bernardino Mtns./Mojave Desert, 0.5 mi west of Bowden Flat, on a stream channel running through Burns Canyon, c. 1 mi SE of town of Rimrock. Pipes Road transverses the site 1341 Comment
  UCR59922  Dudleya saxosa subsp. aloides Ed LaRue, S. Dougherty, S. J. Myers 1989-4-17 s.n. San Bernardino San Bernardino Mtns./Mojave Desert, 0.5 mi west of Bowden Flat, on a stream channel running through Burns Canyon, c. 1 mi SE of town of Rimrock. Pipes Road transverses the site 1341 Comment
  UCR75501  Lomatium mohavense A. C. Sanders, Harry Spilman, and C. N. P. S. field trip 1993-4-24 13783 San Bernardino San Bernardino Mtns., east end of mtns., Pioneertown Rd at Short Rd, 3.3 mi. NW of Pioneertown between Sorrel Horse Canyon and Pipes Wash 1300 Comment
  UCR75510  Chaenactis stevioides A. C. Sanders, Harry Spilman, and C. N. P. S. field trip 1993-4-24 13785 San Bernardino San Bernardino Mtns., east end of mtns., Pioneertown Rd at Short Rd, 3.3 mi. NW of Pioneertown between Sorrel Horse Canyon and Pipes Wash 1300 Comment
  UCR86655  Rafinesquia neomexicana A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16757 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86656  Layia glandulosa A. C. Sanders, G. K. Helmkamp, L. Helmkamp 1995-4-30 16846 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR86657  Lasthenia gracilis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16847 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR86658  Chaenactis stevioides A. C. Sanders, G. Helmkamp & L. Helmkamp 1995-4-30 16854 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR86659  Linanthus breviculus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16855 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR86660  Camissonia campestris A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16856 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR86661  Lupinus excubitus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16857 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR86662  Linanthus bernardinus A. C. Sanders, G. K. Helmkamp 1995-4-30 16843 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR86664  Rafinesquia californica A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16762 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86665  Cheilanthes viscida A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16764 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86679  Langloisia matthewsii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16800 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86680  Pectocarya linearis A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16799 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86681  Pectocarya penicillata A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16798 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86682  Pectocarya recurvata A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16796 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86684  Cryptantha racemosa A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16767 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86698  Pterostegia drymarioides A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16765 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86701  Nama demissa A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16776 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86702  Cryptantha intermedia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16773 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86703  Cryptantha barbigera A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16774 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86704  Calycoseris parryi A. C. Sanders, G. Helmkamp & L. Helmkamp 1995-4-30 16771 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86705  Chaenactis fremontii A. C. Sanders, G. Helmkamp & L. Helmkamp 1995-4-30 16769 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86780  Bromus trinii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16836 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR86795  Astragalus douglasii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16790 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86800  Linanthus breviculus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16788 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86801  Chorizanthe watsonii A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16783 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86802  Stylocline gnaphaloides A. C. Sanders, George K. Helmkamp, E. A. Helmkamp 1995-4-30 16780 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86804  Linanthus dichotomus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16778 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86805  Logfia filaginoides A. C. Sanders, George K. Helmkamp, E. A. Helmkamp 1995-4-30 16756 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86809  Caulanthus cooperi A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16750 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86810  Lupinus sparsiflorus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16784 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86811  Cryptantha micrantha var. lepida A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16841 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR86812  Centrostegia thurberi A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16840 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR86813  Phacelia cryptantha A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16755 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCR86814  Stillingia linearifolia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16752 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 miles north of Hwy 62 1000 Comment
  UCSB31538  Penstemon incertus Straw, Richard 1959-5-9 San Bernardino Pioneertown; north of Yucca Valley; Mohave desert 1219 Comment
  UCSB34678  Quercus cornelius-mulleri Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino Fairview Dr., 0.6 miles N of Hwy 62, Yucca Valley Comment
  UCSB34693  Crossosoma bigelovii Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino At end of Fairway Dr., 0.6 mi. N of Hwy. 62, Yucca Valley (west end) Comment
  UCSB37383  Purshia tridentata var. glandulosa Carlson, B. 1978-4-23 San Bernardino West of Yucca Valley, on Skyline Ranch Rd., .5 mi. from Pioneer Pass Rd. Comment
  UCSB37942  Platystemon californicus Carlson, B. 1978-4-23 San Bernardino West of Yucca Valley, along Skyline Ranch Rd; .5mi. N. of Pioneer Pass Rd 1219 Comment
  UCSB38368  Keckiella antirrhinoides Reed, Susan 1977-5-23 San Bernardino University of Calif. Burns Reserve; north of Yucca Valley 1066 Comment
  UCSB4094  Sphaeralcea ambigua Eriksen, C. 1954-4-29 San Bernardino E. edge of town of Morango; Colorado Desert Comment
  VVC1501  Calyptridium monandrum A. C. Sanders, PJ MacKay 2001-4-14 23991 San Bernardino South Central Mojave Desert/east end San Bernardino Mtns., east of Flat Top Mtn. on Hwy 247, 6.1 mi. N of Hwy 62 and 0.5 mi. N of Pipes Canyon Rd. 1110 Comment
  VVC1509  Camissonia pallida A. C. Sanders, PJ MacKay 2001-4-14 23992 San Bernardino South Central Mojave Desert/east end San Bernardino Mtns., east of Flat Top Mtn. on Hwy 247, 6.1 mi. N of Hwy 62 and 0.5 mi. N of Pipes Canyon Rd. 1110 Comment
  VVC1511  Salvia columbariae A. C. Sanders, PJ MacKay 2001-4-14 23993 San Bernardino South Central Mojave Desert/east end San Bernardino Mtns., east of Flat Top Mtn. on Hwy 247, 6.1 mi. N of Hwy 62 and 0.5 mi. N of Pipes Canyon Rd. 1110 Comment
  VVC1516  Amsinckia tessellata A. C. Sanders, PJ MacKay 2001-4-14 24005 San Bernardino South Central Mojave Desert/east end San Bernardino Mtns., east of Flat Top Mtn. on Hwy 247, 6.1 mi. N of Hwy 62 and 0.5 mi. N of Pipes Canyon Rd. 1110 Comment
  VVC1518  Pectocarya linearis A. C. Sanders, PJ MacKay 2001-4-14 23994 San Bernardino South Central Mojave Desert/east end San Bernardino Mtns., east of Flat Top Mtn. on Hwy 247, 6.1 mi. N of Hwy 62 and 0.5 mi. N of Pipes Canyon Rd. 1110 Comment
  VVC1521  Malacothrix glabrata A. C. Sanders, PJ MacKay 2001-4-14 224007 San Bernardino South Central Mojave Desert/east end San Bernardino Mtns., east of Flat Top Mtn. on Hwy 247, 6.1 mi. N of Hwy 62 and 0.5 mi. N of Pipes Canyon Rd. 1110 Comment
  VVC1522  Chaenactis fremontii A. C. Sanders, PJ MacKay 2001-4-14 24000 San Bernardino South Central Mojave Desert/east end San Bernardino Mtns., east of Flat Top Mtn. on Hwy 247, 6.1 mi. N of Hwy 62 and 0.5 mi. N of Pipes Canyon Rd. 1110 Comment
  VVC198  Astragalus douglasii A. C. Sanders, G. & L. Helmkamp 1995-4-30 16790 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi N of Hwy 62 1000 Comment
  VVC920  Cryptantha intermedia A. C. Sanders 1995-4-30 16773 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi N of Hwy 62 1000 Comment
  VVC921  Chorizanthe watsonii A. C. Sanders 1995-4-30 16783 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi N of Hwy 62 1000 Comment
  VVC933  Stillingia linearifolia A. C. Sanders, G.&L. Helmkamp 1995-4-30 16752 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi N of Hwy 62 1000 Comment
  VVC941  Rafinesquia neomexicana A. C. Sanders 1995-4-30 16757 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi N of Hwy 62 1000 Comment
  VVC942  Phacelia cryptantha A. C. Sanders 1995-4-30 16755 San Bernardino Eastern San Bernardino Mtns./Mojave Desert, Morongo Valley, Little Morongo Canyon, stream crossing 1.75 mi N of Hwy 62 1000 Comment



  Copyright © 2019 Regents of the University of California — Updated 11 January 2019
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