35.54419 35.64419 -115.57565 -115.47565 UC/JEPS: Consortium Search Results
Search Results — 1409 specimen records retrieved (1409 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  A355177  Abies concolor C. B. Wolf 1935-5-28 7078 Unknown MOJAVE DESERT, CLARK MT. 1 MI. SO. OF COLISEUM MINE 1828 Comment
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Jul 7 2018
  CAS-BOT-BC77986  Abies concolor Carl B. Wolf 1935-5-28 7078 San Bernardino Mojave Desert, Clark Mt. 1 mi. So. of Coliseum Mine 1828 Comment
  CAS-BOT-BC77992  Abies concolor Carl B. Wolf 1935-5-28 7078 San Bernardino Mojave Desert, Clark Mt. 1 mi. So. of Coliseum Mine 1828 Comment
  CLARK-A1528-3543  Abies concolor 1948-9-18 4071 San Bernardino Clark Mountain 1828 Comment
  LA6361  Abies concolor Carl B. Wolf; 1935-5-28 7078 San Bernardino Clark Mountain Range, 1 mi. S of Coliseum Mine 1828 Comment
  SBBG27194  Abies concolor C. B. Wolf 1935-5-28 San Bernardino Clark Mtn, 1 mi S of Coliseum Mine 1828 Comment
  RSA278675  Abronia nana var. covillei Barry A. Prigge, Robert F. Thorne 1978-5-9 2966 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  HSC79590  Acacia greggii B. A. Prigge 1974-6-11 1582 San Bernardino Clark Mtn. Range, 1 mi. NW of Shire Gypsum Deposits, 12 mi. N of Mt. Pass. 1006 Comment
  RSA269732  Acacia greggii var. arizonica B. A. Prigge 1974-6-11 1582 San Bernardino NE San Bernardino, Clark Mtn. range, ca 1 miles NW of Shire Gypsum Deposits, ca 12 miles N of Mt. Pass. 1006 Comment
  GMDRC3145  Acamptopappus shockleyi J. Andre 2008-4-23 10330 San Bernardino Clark Mountain Range: growing on calcareous clay gravels up drainage just north or transmission line corridor road, approx 2 mi. E. of Keaney Pass 35 deg. 35.724' N 115 deg. 31.198' W. Elev. 3805 ft. 1160 Comment
  LA104098  Acamptopappus shockleyi Barry A. Prigge; Robert F. Thorne, David C. Michener 1978-5-29 3160 San Bernardino Clark Mountains, vicinity of Shire Gypsum Deposits, ca 12 (air) mi. N of Mountain Pass 975 Comment
  RSA340125  Acamptopappus shockleyi K. Thorne, B. A. Prigge 1978-5-11 51410 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA416150  Acamptopappus shockleyi B. Gustafson, Sterling Keeley 1982-5-23 2603 San Bernardino Power Line Road, ca 6 miles from its jct. with the Cima Road, North of Clark Mt. 1220 Comment
  RSA416151  Acamptopappus shockleyi Christopher Davidson 1977-5-28 5744 San Bernardino North side of Clark Mountain, along Powerline Road, vicinity of Keany Pass. 1387 Comment
  UC1523433  Acamptopappus shockleyi Robert F. Thorne, Barry Prigge, et al 1978-5-11 51410 San Bernardino northern, at Shire Gypsum Deposit Clark Mountains; Mojave Desert (east) 1051 Comment
  UCR182544  Acamptopappus shockleyi Mitch Provance 2001-5-5 4897 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR32245  Acamptopappus sphaerocephalus B. A. Prigge, R. F. Thorne, et al 1977-6-24 1961 San Bernardino Eastern Mojave Desert, Clark Mountain Range, near Juniper Claims, c. 5.6 air mi. NNW of Mountain Pass 1738 Comment
  GH363477  Acer glabrum R. F. Thorne & B. A. Prigge 1978-5-27 3079 Unknown E. Mojave Desert, Clark Mtn. Range. Near Lat. 35:33 N, Long. 115:34 W 1950 Comment
  UCR32939  Acer glabrum B. A. Prigge 1978-5-27 3079 San Bernardino Eastern Mojave Desert, Clark Mountain Range 1946 Comment
  RSA386060  Acer glabrum subsp. diffusum Barry A. Prigge, Robert F. Thorne 1978-5-27 3079 San Bernardino Clark Mountain Range. 1946 Comment
  CAS-BOT-BC330700  Acer glabrum var. diffusum Carl B. Wolf 1940-5-25 9586 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1 mi S of) 1981 Comment
  RSA0016082  Achnatherum aridum Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4900 San Bernardino Clark Mountains; Chuckwalla Pass, about 0.25 air mile northwest of Umberci Mine. 1188 Comment
  RSA0020388  Achnatherum aridum Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4910 San Bernardino Clark Mountains; approximately 1.3 air miles northwest of Umberci Mine. 1166 Comment
  RSA0020629  Achnatherum aridum Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4919 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  RSA279149  Achnatherum aridum B. A. Prigge, Thorne 1978-5-10 3018 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. Near Lat. 35 deg 37'N, Long. 115 deg 31'W 1249 Comment
  RSA269424  Achnatherum hymenoides B. A. Prigge 1973-4-29 834 San Bernardino Clark Mt Range, 11 1/4 mi NNE of Mt Pass, between Shire Gypsum Deposit and Umberci Mine 1220 Comment
  RSA269507  Achnatherum hymenoides B. A. Prigge 1973-5-26 1089 San Bernardino Clark Mt Range, Keany Pass, 8.8 miles N of Mt Pass 1463 Comment
  RSA279150  Achnatherum parishii subsp. parishii B. A. Prigge, C. W. Tilforth 1978-5-10 3022 San Bernardino Clark Mountains; W of Shire Gypsum Deposits., Near Lat. 35 deg 37'N, Long. 115 deg 31'W 1249 Comment
  CHSC35729  Achnatherum speciosum Barry Prigge 1973-5-25 1050 a San Bernardino NE part of county. Clark Mt Range, above Umberci Mine, 11 miles NNE of Mt Pass. 1402 Comment
  RSA269471  Achnatherum speciosum B. A. Prigge 1973-5-25 1050 A San Bernardino NE San Bernardino County, Clark Mt Range, above Umberci Mine, 11 miles NNE of Mt Pass 1402 Comment
  RSA269472  Achnatherum speciosum B. A. Prigge 1974-6-11 1589 San Bernardino NE San Bernardino County, Clark Mt Range, Keany Peak, 9.5 miles N of Mt Pass, alt 5400ft. 1646 Comment
  RSA269473  Achnatherum speciosum B. A. Prigge 1973-5-26 1075 San Bernardino Clark Mountain Range, Colosseum gorge, 6 miles N of Mt. Pass 1463 Comment
  JEPS123638  Adenophyllum cooperi J. Andre 2008-4-29 9592 San Bernardino Clark Mountain Range, approx. 3 miles E of Keany Pass, approx. 0.5 mi. N of transmission line road. Comment
  CHSC80777  Agave utahensis Barry Prigge 1974-6-12 1597 San Bernardino NE San Bernardino Co., Clark Mt Range, Fir Canyon, ca 6.5 miles NNW of Mt Pass. 1584 Comment
  GMDRC2515  Agave utahensis J. Andre, G. L. Clifton,T. La Doux 2007-11-9 8677 San Bernardino Clark Mountain Range: approx 0.4 mi N. of transmission line corridor, approx 2.5 mi ENE of Keaney Pass, in the Mesquite Wilderness, growing stoney ridgetop.. Elev. 4450 ft. 1357 Comment
  RSA745374  Agave utahensis Duncan S. Bell, Valentin Arvizu 2009-6-12 366 San Bernardino Clark Mountains: in the vicinity of the Umberci Mine area. 1227 Comment
  RSA0065585  Agave utahensis var. nevadensis Jim Andre 2014-6-5 28305 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  RSA0065586  Agave utahensis var. nevadensis Jim Andre 2014-6-5 28305 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  RSA279726  Agave utahensis var. nevadensis Robert F. Thorne 1974-5-28 44534 San Bernardino E. Mojave Desert, Clark Mountains: 8.1 miles W of State Line (Nevada) along powerline road 1159 Comment
  RSA307402  Agave utahensis var. nevadensis H. J. Ramsey, Henry J. Ramsey 1940-5-26 2360 San Bernardino Clark Mountain Region, below Colosseum Mine. Comment
  RSA369171  Agave utahensis var. nevadensis Robert Gustafson, Sterling Keeley 1982-5-23 2616 San Bernardino Power Line Road, east side of Keany Pass, Clark Mountains 1372 Comment
  SD123467  Agave utahensis var. nevadensis Robert F. Thorne, C. W. Tilforth 1974-5-28 44534 San Bernardino East Mojave Desert, Clark Mountains; 8.1 miles west of Nevada state line along power line road Comment
  SD226624  Agave utahensis var. nevadensis Robert F. Thorne, C. W. Tilforth 1974-5-28 44534 San Bernardino East Mojave Desert, Clark Mts.: 8.1 miles west of Nevada state line, along power line road. 1157 Comment
  CAS-BOT-BC35126  Ageratina herbacea John C. Roos 1950-9-2 4969 San Bernardino Clark Mountains, 1.5 miles south of Colisum Mine, eastern Mohave Desert 1706 Comment
  CLARK-A1528-1618  Ageratina herbacea John C. Roos 1950-9-2 4969 San Bernardino Clark Mountain 1706 Comment
  RSA89988  Ageratina herbacea J. C. Roos 1950-9-2 4969 San Bernardino Clark Mountains: 1.5 miles south of Coliseum Mine 1707 Comment
  CLARK-A1528-5204  Agropyron inerme John C. Roos 1949-5-29 3539 San Bernardino Clark Mountain Range 1767 Comment
  UCSB41131  Aliciella leptomeria Roos, John 1949-6-25 San Bernardino Flats below Coliseum Mine, Clark Mtn. 1584 Comment
  RSA44250  Aliciella triodon J. C. Roos 1949-5-28 3541 San Bernardino North slope of Clark Mt. 1585 Comment
  RSA44251  Aliciella triodon J. C. Roos 1949-6-25 3542 San Bernardino Flats below Coliseum Mine, Clark Mts. 1585 Comment
  RSA745365  Allionia incarnata Duncan S. Bell, Valentin Arvizu 2009-6-13 370 San Bernardino Clark Mountains: west of Umberci Mine Road along a steep limestone slope. 1098 Comment
  UCR182628  Allionia incarnata Mitch Provance, M. O. Bagley 2001-5-4 4849 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  RSA47439  Allium nevadense J. C. Roos, L. Roos 1949-5-29 4369 San Bernardino Coliseum Mine, Clark Mountain. 1677 Comment
  UCR182777  Allium nevadense Mitch Provance 2001-5-5 4933 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  CLARK-A1528-1510  Allium nevadense var. cristatum John C. Roos 1949-5-29 4369 San Bernardino Clark Mountain 1676 Comment
  UCR183090  Allium nevadense var. cristatum Mitch Provance 2001-5-4 4820 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR18571  Allium nevadense var. cristatum John C. Roos 1949-5-29 4369 San Bernardino Eastern Mojave Desert, Coloseum Mine, Clark Mountain 1707 Comment
  RSA339804  Allium nevadense var. nevadense Robert F. Thorne, Barry A. Prigge 1978-5-11 51431 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  GMDRC2928  Aloysia wrightii J. Andre, G. L. Clifton & T. La Doux 2008-9-23 9801 San Bernardino Clark Mountain Range: approx. 0.4 mi. S. of Ubeuchi Mine, eastern Clark Range, or 'Stateline Range', N. of major transmission line corridor in Ivanpah Valley, approx. 5 mi. E. of Keany Pass (N. Clark Mtn), 5 mi.W. of Primm, N. of I-40 35 deg. 36.495' N 115 deg. 29.091' W. Elev. 3389 ft. 1033 Comment
  UCR211542  Aloysia wrightii Jim Andre, T. La Doux, G. L. Clifton 2008-9-23 9801 San Bernardino Mojave Desert, Ivanpah Valley, along dirt road c. 0.5 mi south of Umberci Mine, c. 0.5 mi north of major transmission line 1033 Comment
  CLARK-A1528-1408  Amaranthus torreyi John C. Roos 1950-8-5 4905 San Bernardino Clark Mountain Range 1706 Comment
  CLARK-A1528-1409  Amaranthus torreyi John C. Roos 1950-9-1 4958 San Bernardino Clark Mountains 1615 Comment
  GH404015  Amaranthus torreyi J. C. Roos & A. R. Roos 1950-8-5 4905 Unknown Coliseum Mine, Clark Mts., eastern Mohave Desert 1706 Comment
  GMDRC2535  Amaranthus torreyi J. Andre, T. La Doux, G. L. Clifton 2007-10-24 8720 San Bernardino Clark Mountain Range: W. edge of Colosseum Mine in undesturbed Joshua Tree Woodland.. Elev. 5368 ft. 1637 Comment
  RSA278932  Amaranthus torreyi B. A. Prigge 1977-10-9 2213 San Bernardino Clark Mountains, below corral 1570 Comment
  UC1010285  Amaranthus torreyi J. C. and A. R. Roos 1950-8-5 4905 San Bernardino Coliseum Mine, e Mohave Desert Mohave Desert, Clark Mts. 1706 Comment
  UC1010300  Amaranthus torreyi John C. Roos 1950-9-1 4958 San Bernardino vicinity Coliseum Mine (e Mohave Desert); Mohave Desert, Clark Mts. 1615 Comment
  UCR18639  Amaranthus torreyi John C. Roos 1950-9-1 4958 San Bernardino Eastern Mojave Desert, vicinity of Coloseum Mine, Clark Mountain 1616 Comment
Read comments
Oct 17 2007
  UCR195944  Amaranthus torreyi Jim Andre, T. La Doux, G. L. Clifton 2007-10-24 8720 San Bernardino Mojave Desert, Clark Mountain Range, west edge of Colosseum Mine 1637 Comment
  UCR23417  Amaranthus torreyi John C. Roos, A. R. Roos 1950-8-5 4905 San Bernardino Eastern Mojave Desert, Coloseum Mine, Clark Mountain 1707 Comment
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Oct 17 2007
  CHSC35789  Ambrosia eriocentra Barry Prigge 1973-5-26 1074 San Bernardino Clark Mt Range, Colosseum Gorge, 6 miles N of Mt Pass. 1463 Comment
  POM308558  Ambrosia eriocentra Henry J. Ramsey, Henry J. Ramsey 1940-5-26 3137 San Bernardino Clark Mt. Region, below Colosseum Mine. Comment
  RSA0020385  Ambrosia eriocentra Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4913 San Bernardino Clark Mountains; approximately 1.3 air miles northwest of Umberci Mine. 1166 Comment
  RSA270444  Ambrosia eriocentra B. A. Prigge 1974-4-24 1392 San Bernardino Clark Mt Range, ca 9.8 miles NNE of Mt Pass and 1.4 miles SE of Umberci Mine 976 Comment
  GH346776  Amelanchier alnifolia C. B. Wolf 1935-5-29 7081 Unknown Mojave Desert, Clark Mt. 1 1/2 Mi. S.E. of Coliseum Mine Narrow Canyon Comment
  CAS-BOT-BC135683  Amelanchier utahensis Carl B. Wolf 1935-5-29 7081 San Bernardino Mojave Desert - Clark Mt. 1 1/2 mi. S.E. of Coliseum Mine, narrow canyon 1402 Comment
  RSA338157  Amelanchier utahensis Robert F. Thorne, Larry E. DeBuhr, Walter Wisura, Barry A. Prigge 1977-6-23 49447 San Bernardino Clark Mtn. Range: Colosseum Gorge. 1524 Comment
  SD181359  Amelanchier utahensis James Henrickson, Barry & john Prigge 1981-4-25 18803 San Bernardino Ca. 34 air miles NE of Baker in Mojave Desert, in Colosseum Gorge on the SE side of the Clark Mountains peak, 1584 Comment
  UC1334769  Amelanchier utahensis R. S. Woglum 1940-5-25 2755 San Bernardino Clark Mountains; ne San Bernardino County Comment
  UC718542 Image available Amelanchier utahensis Carl B. Wolf 1935-5-29 San Bernardino 1.5 mi se Coliseum Mine (Narrow Canyon); Mojave Desert, Clark Mt. 1402 Comment
  UCR151346  Amelanchier utahensis James Henrickson, B. A. Prigge, J. Prigge 1981-4-25 18803 San Bernardino Eastern Mojave Desert, c. 34 air mi NE of Baker in the Mojave Desert, in Colosseum Gorge on the SE side of the Clark Mountain peak 1585 Comment
  POM187843  Amelanchier utahensis subsp. covillei E. C. Jaeger 1933-06 s.n. San Bernardino East side of Clark Mountain Comment
  POM306642  Amelanchier utahensis subsp. covillei Henry J. Ramsey, Henry J. Ramsey 1940-5-25 1513 San Bernardino Clark Mountain region, near power-line. Comment
  RSA16017  Amelanchier utahensis subsp. covillei Carl B. Wolf 1935-5-29 7081 San Bernardino Clark Mtn. 1 1/2 mi. SE of Coliseum mine. Comment
  RSA269452  Amelanchier utahensis subsp. covillei Barry A. Prigge 1974-5-10 1511 San Bernardino NE San Bernardino Co., Clark Mountain Range, Colosseum Gorge, ca. 5.8 miles N of Mts. pass 1463 Comment
  RSA275418  Amelanchier utahensis subsp. covillei Robert F. Thorne, Barry A. Prigge, Larry E. DeBuhr, Walter Wisura 1977-6-23 49447 San Bernardino Clark Mtn. Range: Colosseum Gorge. 1524 Comment
  UCR32256  Amelanchier utahensis subsp. covillei B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-23 1951 a San Bernardino Eastern Mojave Desert, Clark Mountain Range, near seep in Colosseum Gorge 1524 Comment
  HSC65780  Amelanchier utahensis var. covillei R. F. Thorne, W. Wisura, B. A. Prigge 1977-6-23 49447 San Bernardino Clark Mountain Range, Colosseum Gorge 1524 Comment
  UCR213596  Amsinckia tessellata A. C. Sanders, Florence Caplow 2010-5-5 38329 San Bernardino Eastern Mojave Desert, Ivanpah Valley, north of limestone hill emerging from alluvium below Clark Mountain, toward dirt road from Primm, NV, 6.4 km NW (296 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1021 Comment
  UCR215027  Amsinckia tessellata A. C. Sanders, Florence Caplow 2010-5-5 38290 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  SEINET6627090 Image available Amsonia brevifolia Robert F. Thorne, C. W. Tilforth 1974-1 44533 San Bernardino Mountain Pass, 8.1 mi W of State Line (Nev.) along power line road at base of S-facing limestone hillside, E. Mojave Desert, Clark Mts. 1158 Comment
  RSA745367  Amsonia brevifolia var. tomentosa Duncan S. Bell, Valentin Arvizu 2009-6-12 355 San Bernardino Clark Mountains: in the vicinity of the Umberci Mine area. 1227 Comment
  GMDRC3006  Amsonia tomentosa J. Andre, Nick Jensen 2009-4-6 9949 San Bernardino Ivanpah Valley: Ivanpah Valley: growing on limestone hill, just N. of major power line corridor, approx. 5 mi. W of Primm (NV), and 3 mi. E. of Keany Pass 35 deg. 35.725' N 115 deg. 31.247' W. - 3808 ft. 1161 Comment
  HSC79586  Amsonia tomentosa B. A. Prigge 1973-4-21 688 San Bernardino Clark Mtn. Range, 9 mi. N of Mtn. Pass, 12.6 mi. E of Cima Rd. X Power Line Rd. 1128 Comment
  RSA752160  Amsonia tomentosa J. Andre, Nick Jensen 2009-4-6 9949 San Bernardino Clark Mt. Range: Just N of major power line corridor, approx. 5 miles W of Primm (NV), and 3 miles E of Keany Pass. 1161 Comment
  SD123501  Amsonia tomentosa Robert F. Thorne, C. W. Tilforth 1974-5-28 44533 San Bernardino East Mojave Desert, Clark Mountains; 8.1 miles west of State Line, Nev., along power line road at base of south facing limestone hillside. 1160 Comment
  SEINET4585262 Image available Amsonia tomentosa Barry Prigge 1973-4-21 688 San Bernardino Clark Mountain Range, 9 miles N of Mt Pass, 12.6 miles E of Clima Rd X power line road 1128 Comment
  SEINET4585268 Image available Amsonia tomentosa Barry Prigge 1973-4-21 688 San Bernardino Clark Mountain Range, 9 miles N of Mt Pass, 12.6 miles E of Clima Rd X power line road 1128 Comment
  UCR182625  Amsonia tomentosa Mitch Provance, M. O. Bagley 2001-5-4 4832 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR192650  Amsonia tomentosa A. C. Sanders 2008-4-2 34695 San Bernardino Eastern Mojave Desert, Ivanpah Valley, foothills and alluvial slopes along powerline road from Primm to Keaney Pass 980 Comment
  UCR192651  Amsonia tomentosa A. C. Sanders 2008-4-2 34696 San Bernardino Eastern Mojave Desert, Ivanpah Valley, foothills and alluvial slopes along powerline road from Primm to Keaney Pass 980 Comment
  RSA269344  Amsonia tomentosa var. tomentosa B. A. Prigge 1973-4-21 688 San Bernardino Eastern Mojave Desert, Clark Mountain Range. 9 miles N of Mountain Pass, 12.6 miles E of Cima Road x power line road. 1127 Comment
  RSA279723  Amsonia tomentosa var. tomentosa R. F. Thorne, C. W. Tilforth 1974-5-28 44533 San Bernardino E. Mojave Desert, Clark Mountains: 8.1 miles W of State Line (Nevada) along powerline road 1159 Comment
  RSA757582  Amsonia tomentosa var. tomentosa Amber Swanson 2010-6-2 147 San Bernardino In Large rocky wash at bottom of Saddle on the other side of hills from Umberci Mine Rd off Powerline rd 5.2 mi W from Whiskey Pete's parking lot in Primm, NV. Comment
  RSA279241  Anemone tuberosa Barry A. Prigge, Robert F. Thorne 1978-5-10 3020 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1250 Comment
  RSA339826  Anemone tuberosa Robert F. Thorne, Barry A. Prigge 1978-5-11 51430 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  RSA23479  Anisocoma acaulis C. B. Wolf 1940-5-26 9596 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1/2 mile west of) 1524 Comment
  RSA270421  Anisocoma acaulis B. A. Prigge 1973-4-21 689 San Bernardino Eastern Mojave Desert, Clark Mountain Range. 9 miles N of Mountain Pass, 12.6 miles E of Cima Road x power line road. 1127 Comment
  RSA279243  Antirrhinum filipes Barry A. Prigge, Robert F. Thorne 1978-5-10 3013 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1250 Comment
  UCR183098  Antirrhinum filipes Mitch Provance, M. O. Bagley 2001-5-4 4831 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR250725  Antirrhinum filipes Jim Andre 2008-4-3 20003 San Bernardino Clark Mountain Range, eastern end of range in Stateline Wilderness area, 0.6 mi. N. of major transmission line corridor, 3 mi. east of Keany Pass 1352 Comment
  CLARK-A1528-4164  Antirrhinum kingii John C. Roos 1949-5-29 3531 San Bernardino Clark Mountain 1767 Comment
  RSA44243  Antirrhinum kingii J. C. Roos 1949-5-29 3531 San Bernardino Steep north rock slide, north of Coloseum Mine, Clark Mountains 1768 Comment
Read comments
Feb 13 2011
  UCR24486  Antirrhinum kingii John C. Roos 1949-5-29 3531 San Bernardino Eastern Mojave Desert, near [north of] the Coloseum Mine, Clark Mountain 1768 Comment
  UCR183065  Arabis Mitch Provance 2001-5-5 4870 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA275970  Arabis perennans R. F. Thorne, Walter Wisura, Prigge 1977-6-24 49474 San Bernardino Clark Mountain: ridge of dolomitized limestone just S of Frank Curtis mine (Juniper Claims) 1768 Comment
  RSA278677  Arabis perennans B. A. Prigge, Robert F. Thorne, et al. 1978-5-9 2972 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  UCR183066  Arabis perennans Mitch Provance 2001-5-5 4875 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA278673  Arabis pulchra var. gracilis B. A. Prigge, Robert F. Thorne 1978-5-9 2973 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  UCR33003  Arabis pulchra var. gracilis B. A. Prigge, R. F. Thorne 1978-5-9 2973 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, below Juniper Claims 1616 Comment
  UCR33482  Arceuthobium divaricatum B. A. Prigge, R. F. Thorne, et. all 1978-5-9 2976 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, below Juniper Claims 1616 Comment
  RSA0015754  Arctomecon merriamii Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4904 San Bernardino Clark Mountains; approximately 0.75 air mile north northwest of Umberci Mine. 1149 Comment
  RSA0015767  Arctomecon merriamii Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4928 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  RSA269624  Arctomecon merriamii Barry A. Prigge 1974-4-24 1394 San Bernardino Clark Mt Range: ca. 10.3 miles NNE of Mt Pass and 1 mile SE of Umberci Mine. 1006 Comment
  RSA275878  Arctomecon merriamii Robert F. Thorne, Walter Wisura, C. Davidson, B. A. Prigge 1977-5-28 49218 San Bernardino E Mojave Desert, Clark Mtn. Range: c. 1/4 mi NE of junction of Umberci Mine rd. and Powerline rd. 976 Comment
  RSA279231  Arctomecon merriamii Barry A. Prigge, Robert F. Thorne 1978-5-10 3009 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1250 Comment
  SD251259  Arctomecon merriamii Duncan S. Bell, John Anderson, et al. 2013-5-10 4904 San Bernardino Mojave Desert; East Mojave Desert region: Clark Mountains; ca. 0.75 air mile northnorthwest of Umberci Mine. 1149 Comment
  UCR32971  Arctomecon merriamii B. A. Prigge, R. F. Thorne 1978-5-10 3009 San Bernardino Eastern Mojave Desert, Clark Mountain, west of Shire Gypsum deposits 1250 Comment
  UCR59054  Arctomecon merriamii Maureen Hales Pendleton 1983-5-17 83- 11 San Bernardino Eastern Mojave Desert, Clark Mountain, Shire Gypsum area Comment
  RSA269834  Arenaria macradenia var. macradenia B. A. Prigge 1973-4-29 825 San Bernardino Clarke Mountain Range, 11 1/4 miles NNE of Mt. Pass, between Shire Gypsum Deposit and Umberci Mine 1280 Comment
  RSA269842  Arenaria macradenia var. macradenia B. A. Prigge 1973-5-26 1073 San Bernardino Clark Mountain Range, Colosseum gorge, 6 miles N of Mt. Pass 1463 Comment
  RSA279192  Arenaria macradenia var. macradenia B. A. Prigge, R. F. Thorne 1978-5-10 3016 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1249 Comment
  RSA279193  Arenaria macradenia var. macradenia B. A. Prigge, R. F. Thorne 1978-5-27 3050 San Bernardino Clark Mountains, Forsellesia Canyon. 1707 Comment
  RSA47333  Arenaria macradenia var. macradenia J. C. Roos 1949-5-28 4336 San Bernardino Near Green s Mine, north slopes of Clark Mountains Comment
  SD254586  Arenaria macradenia var. macradenia Mitch Provance 2001-5-5 4867 San Bernardino Eastern Mojave Desert: Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented bely walked on the mesa and loser slopes south of the electric transmission lines (Clark Mountain 7.5'Q) 1220 Comment
  UCR273516  Arenaria macradenia var. macradenia Mitch Provance 2001-5-5 4867 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  CLARK-A1528-4859  Arenaria macradenia var. parishiorum John C. Roos 1949-5-28 4336 San Bernardino Clark Mountain 1615 Comment
  UCR32915  Arenaria macradenia var. parishiorum B. A. Prigge, R. F. Thorne 1978-5-10 3016 San Bernardino Eastern Mojave Desert, Clark Mountain, west of Shire Gypsum deposits 1250 Comment
  RSA0064411  Argemone munita Jim M. Andre 2014-6-5 28319 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1627 Comment
  RSA23482  Argemone munita subsp. rotundata Carl B. Wolf 1940-5-26 9599 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine. Ft. 1524 Comment
  RSA269626  Argemone munita subsp. rotundata Barry A. Prigge 1973-5-26 1091 San Bernardino Near Greens Well, 6.4 miles N of Mt. Pass. 1585 Comment
  UC774615  Argemone rotundata Carl B. Wolf 1940-5-26 9599 San Bernardino 1/2 mi w of Coliseum Mine (Mohave Desert, Clark Mountain); Mohave Desert, Clark Mountain 1524 Comment
  LA102843  Aristida adscensionis Barry A. Prigge; Mark Bagley 1984-9-12 5989 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  SEINET14198965  Aristida purpurea J. C. Roos 1950-9-1 4947 San Bernardino 1 mi E of Yucca Station, eastern Mojave Desert 1616 Comment
  UCR215006  Aristida purpurea A. C. Sanders, Florence Caplow 2010-5-5 38307 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  CAS-BOT-BC137581  Aristida purpurea var. fendleriana Robert F. Thorne; L. DeBuhr 1977-6-24 49477 San Bernardino East Mojave Desert, Clark Mountain Range. Ridge just south of Frank Curtis' Mine (Juniper Claims). 1767 Comment
  SEINET220901  Aristida purpurea var. fendleriana R. F. Thorne, L Debuhr; W Wisura B Prigge 1977-6-24 49477 San Bernardino E Mojave Desert Clark Mtn Range: ridge of dolomitized limestone just S of Frank Curtis' mine (Juniper Claims) 1768 Comment
  UCR32248  Aristida purpurea var. fendleriana B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-23 1940 San Bernardino Eastern Mojave Desert, Clark Mountain Range, above seep in Colosseum Gorge 1555 Comment
  CAS-BOT-BC137522  Aristida purpurea var. nealleyi Robert F. Thorne; L. DeBuhr 1977-6-23 49442 San Bernardino East Mojave Desert, Clark Mountain Range. Colosseum Gorge 1584 Comment
  HSC65754  Aristida purpurea var. nealleyi R. F. Thorne, L. DeBuhr,, W. Wisura, B Prigge 1977-6-23 49442 San Bernardino Clark Mountian Range, Colosseum Gorge 1585 Comment
  RSA0043285  Aristida purpurea var. nealleyi Jim Andre 2014-6-5 28296 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  RSA269244  Aristida purpurea var. nealleyi B. A. Prigge 1973-5-25 1048 San Bernardino NE San Bernardino County, Clark Mountain Range, Umberci Mine, 11 miles NNE of Mountain Pass. 1311 Comment
  RSA275414  Aristida purpurea var. nealleyi R. F. Thorne, Larry E. DeBuhr, Walter Wisura, B. A. Prigge 1977-6-23 49442 San Bernardino Clark Mountain Range: Colosseum Gorge 1585 Comment
  RSA649144  Aristida purpurea var. nealleyi J. C. Roos 1950-8-5 4898 San Bernardino north slope Clark Mts. about 1 1/2 miles S.W. of Coliseum Mine, eastern Mojave Desert. 1706 Comment
  SD248067  Aristida purpurea var. nealleyi J. M. Andre 2014-6-5 28296 San Bernardino Clark Mountain Range; Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. Rocky limestone outcrop. 1627 Comment
  SEINET220900 Image available Aristida purpurea var. nealleyi R. F. Thorne, L Debuhr; W Wisura B Prigge 1977-6-23 49435 San Bernardino E Mojave Desert Clark Mtn Range: N side Clark Mtns. c 1 mi. W of jct of power line and Colosseum Rds 1250 Comment
  UCR268686  Aristida purpurea var. nealleyi Jim Andre 2014-6-5 28296 San Bernardino Northern Mojave Desert, Clark Mountain Range, Mojave National Preserve, northeast side of range, along Greens Well Road, 0.5 mi southwest of Colosseum Mine area 1627 Comment
  OBI17070  Artemisia bigelovii Carl B. Wolf 1935-10-7 7619 San Bernardino Mojave Desert, Clark Mt; 1 mi S of Colisuem Mine 1829 Comment
  RSA278910  Artemisia bigelovii B. A. Prigge 1977-10-9 2207 San Bernardino E. Mojave Desert, Clarke Mtn. range, just S of Juniper Claims. 1723 Comment
  UC1478687  Artemisia bigelovii Barry A. Prigge 1977-10-9 2207 San Bernardino just s of Juniper Claims; E. Mojave Desert, Clark Mtn. Range 1722 Comment
  RSA45477  Artemisia ludoviciana subsp. albula J. C. Roos 1948-9-18 4058 San Bernardino Clark Mts. 1768 Comment
  CLARK-A1528-7841  Artemisia nova John C. Roos 1948-9-18 4069 San Bernardino Mojave Desert 1584 Comment
  RSA0065583  Artemisia nova Jim Andre 2014-6-5 28303 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  RSA270429  Artemisia nova B. A. Prigge 1973-9-20 1346 San Bernardino Clark Mountain range, 6 miles north of Mt. pass, near Green Well 1616 Comment
  RSA275426  Artemisia nova R. F. Thorne, L. DeBuhr, Walter Wisura, B. A. Prigge 1977-6-23 49439 San Bernardino Eastern Mojave Desert, Clark Mountain Range, Colosseum Gorge 1585 Comment
  RSA45541  Artemisia nova J. C. Roos, Lucille Roos 1948-9-18 4069 San Bernardino Edge of wide wash, north side of Clark mountain, near Greens Mine 1524 Comment
  UCR268689  Artemisia nova Jim Andre 2014-6-5 28303 San Bernardino Northern Mojave Desert, Clark Mountain Range, Mojave National Preserve, northeast side of range, along Greens Well Road, 0.5 mi southwest of Colosseum Mine area 1627 Comment
  CLARK-A1528-5131  Asclepias asperula John C. Roos 1949-6-25 4490 San Bernardino Clark Mountain Range 1737 Comment
  POM305399  Asclepias asperula Henry J. Ramsey 1940-5-25 701 San Bernardino Clark Mountains. Comment
  UCR26297  Asclepias asperula John C. Roos 1949-6-25 4490 San Bernardino Eastern Mojave Desert, near Coloseum Mine, north side Clark Mountain 1738 Comment
  RSA0065584  Asclepias asperula subsp. asperula Jim Andre 2014-6-5 28306 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  UCR268682  Asclepias asperula subsp. asperula Jim Andre 2014-6-5 28306 San Bernardino Northern Mojave Desert, Clark Mountain Range, Mojave National Preserve, northeast side of range, along Greens Well Road, 0.5 mi southwest of Colosseum Mine area 1627 Comment
  RSA757583  Asclepias nyctaginifolia Amber Swanson 2010-6-2 146 San Bernardino In wash near Umberci Mine Rd flowing to Powerline Rd, 5.2 mi W of Whiskey Pete's Parking Lot in Primm, NV. Comment
  UCR215010  Asclepias nyctaginifolia A. C. Sanders, Florence Caplow 2010-5-5 38294 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  UCR250727  Astragalus didymocarpus var. dispermus Jim Andre 2008-4-3 20001 San Bernardino Clark Mountain Range, eastern end of range in Stateline Wilderness area, 0.6 mi. N. of major transmission line corridor, 3 mi. east of Keany Pass 1352 Comment
  RSA753203  Astragalus layneae Jim Andre 2007-4-17 10318 San Bernardino Ivanpah Valley: East Clark Range, approx. 4.5 miles WNW of Primm, NV, just N of transmission line corridor (road to Keaney Pass) 1159 Comment
  CLARK-A1528-2748  Astragalus lentiginosus var. fremontii John C. Roos 1949-5-28 4341 San Bernardino Clark Mountain Range Comment
  CLARK-A1528-5424  Astragalus lentiginosus var. fremontii John C. Roos 1949-5-28 4341 San Bernardino Clark Mountain Range Comment
  POM304888  Astragalus lentiginosus var. fremontii Henry J. Ramsey, Henry J. Ramsey 1940-5-25 247 San Bernardino Clark Mountain region, near power-line. Comment
  RSA16151A  Astragalus lentiginosus var. fremontii C. B. Wolf 1935-10-7 7614 San Bernardino Clark Mtns. Just west of Coliseum Mine. 1555 Comment
  UC718371  Astragalus lentiginosus var. fremontii Carl B. Wolf 1935-10-7 7614 San Bernardino just w Coliseum Mine (Clark Mt., Mojave Desert); Mojave Desert, Clark Mt., w of Coliseum Mine 1554 Comment
  UCR182597  Astragalus lentiginosus var. fremontii Mitch Provance 2001-5-5 4889 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA269723  Astragalus lentiginosus var. variabilis B. A. Prigge 1974-4-24 1402 San Bernardino NE San Bernardino Co., Clark Mt. Range, ca 8.75 miles N of Mt Pass and 1.2 miles E of Keany Pass. 1341 Comment
  JEPS88672  Astragalus malacus Dean W. Taylor 1979-4-23 7354 San Bernardino Greens Well Area , Greens Well Area (Clark Mountains) 1767 Comment
  RSA564996  Astragalus malacus D. W. Taylor 1979-4-23 7354 San Bernardino Clark Mountains. 1768 Comment
  RSA108786  Astragalus minthorniae var. villosus H. D. Ripley, R. C. Barneby 1945-3-25 6378 San Bernardino Clark Mt, near Coliseum Mine. 1676 Comment
  RSA278671  Astragalus minthorniae var. villosus B. A. Prigge, Robert F. Thorne 1978-5-9 2964 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  RSA279205  Astragalus minthorniae var. villosus B. A. Prigge, Robert F. Thorne 1978-5-27 3051 San Bernardino Clark Mountains, Forsellesia Canyon. 1707 Comment
  RSA44247  Astragalus minthorniae var. villosus J. C. Roos 1949-5-29 3540 San Bernardino Greene Mine, N side of Clark Mtn. 1585 Comment
  RSA550077  Astragalus minthorniae var. villosus Walter Wisura, Tom Hayduk, M. Husar 1992-5-8 4746 San Bernardino East Mojave Desert: N side of Clark Mts. off rd. bypassing Coliseum Mine. Comment
  UC1595554  Astragalus minthorniae var. villosus W. Wisura, T. Hayduk, and M. Husar 1992-5-8 4746 San Bernardino off rd bypassing Coliseum Mine (n side Clark Mts., e Mojave Desert); e Mojave Desert, n side Clark Mts., off rd bypassing Coliseu Comment
  UCR32945  Astragalus minthorniae var. villosus B. A. Prigge, R. F. Thorne 1978-5-9 2964 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, below Juniper Claims 1616 Comment
  UCSB42212  Astragalus minthorniae var. villosus Roos, John 1949-5-29 San Bernardino Near Greenes Mine, Clark Mtn. 1584 Comment
  RSA279204  Astragalus mohavensis B. A. Prigge, R. F. Thorne 1978-5-10 3021 San Bernardino Clark Mountains 1249 Comment
  UCR196077  Astragalus mohavensis var. mohavensis Jim Andre 2008-4-29 8789 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.5 mi east of Keany Pass, 5-6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1220 Comment
  RSA269737  Astragalus newberryi B. A. Prigge 1973-5-26 1092 San Bernardino Near Greens Well, 6.4 miles N of Mt. Pass. 1585 Comment
  RSA605801  Astragalus nutans R. S. Woglum 1939-5-13 2351 San Bernardino Mojave Desert: Clark Mountains. Comment
  UCR182627  Astragalus nuttallianus Mitch Provance 2001-5-5 4852 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR215009  Astragalus nuttallianus A. C. Sanders, Florence Caplow 2010-5-5 38293 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  RSA339845  Astragalus nuttallianus var. imperfectus R. F. Thorne, B. A. Prigge 1978-5-11 51428 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA0015750  Astragalus tidestromii Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4899 San Bernardino Clark Mountains; Chuckwalla Pass, about 0.25 air mile northwest of Umberci Mine. 1188 Comment
  RSA340123  Astragalus tidestromii R. F. Thorne 1978-5-11 51412 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  SD254608  Astragalus tidestromii Mitch Provance, M. O. Bagley 2001-5-4 4837 San Bernardino Eastern Mojave Desert: Clark Mountain; Keany Pass , and eastern part of the pass in an unnamed canyon north of the electric transmission lines. 381 Comment
  UCR182618  Astragalus tidestromii Mitch Provance, M. O. Bagley 2001-5-4 4837 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR211418  Astragalus tidestromii Jim Andre, Nick Jensen 2009-4-6 10103 San Bernardino Eastern Mojave Desert, Ivanpah Valley, just north of major power line corridor c. 5 miles west of Primm (NV) and 3 miles east of Keaney Pass 1161 Comment
  RSA264231  Astrolepis cochisensis C. W. Tilforth 1977-7-10 1385 San Bernardino Coliseum Mine road, n. of Clark Mtn Comment
  RSA278621  Astrolepis cochisensis B. A. Prigge, R. F. Thorne 1978-5-27 3096 San Bernardino E. Mojave Desert, Clark Mtn Range: 1.2 mi. E of Greens Well 1529 Comment
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Nov 22 2011
  RSA732223  Astrolepis cochisensis T. La Doux, Bart O'Brien, J. M. Andre 2007-10-2 125 San Bernardino Clark Mountain Range: along 'Yates Well Rd', on north side of Clark Mtn. about 2 mi. W. of Colosseum Mine. 1488 Comment
  UC1478526  Astrolepis cochisensis Barry Prigge, R. F. Thorne, et al. 1978-5-27 3096 San Bernardino 1.2 mi e Green Wells; E Mojave Desert, Clark Mt Range 1524 Comment
  UCR211531  Astrolepis cochisensis Jim Andre, T. La Doux, G. L. Clifton 2008-9-23 9806 San Bernardino Mojave Desert, Ivanpah Valley, Umberci Mine, c. 1 mi north of major transmission line 1030 Comment
  RSA44239  Astrolepis cochisensis subsp. cochisensis J. C. Roos 1949-5-29 3532 San Bernardino North side of Clark Mountain 1463 Comment
  RSA269829  Atriplex confertifolia B. A. Prigge 1974-6-11 1584 San Bernardino NE San Bernardino, Clark Mtn. range, ca 0.6 miles NW of Shire Gypsum Deposits, ca 11.5 miles N of Mt. Pass. 1067 Comment
  RSA654337  Baccharis sergiloides Valerie L. Soza, Bart O'Brien 2000-5-17 935 San Bernardino Clark Mountains, east side, East Mojave Desert: Willow Spring 1311 Comment
  UCR147587  Baccharis sergiloides Valerie Soza, B. O'Brien 2000-5-17 935 San Bernardino Eastern Mojave Desert, Clark Mountain, east side; Willow Springs 1311 Comment
  CLARK-A1528-1642  Bahia neomexicana John C. Roos 1950-9-1 4955 San Bernardino Clark Mountains 1615 Comment
  LA102838  Bahia neomexicana Barry A. Prigge; Mark Bagley 1984-9-12 5983 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  LA102999  Bahia neomexicana Barry A. Prigge; Mark Bagley 1984-9-12 5983 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  LA182857  Bahia neomexicana Barry A. Prigge; Mark Bagley 1984-9-12 5967 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  RSA269768  Bahiopsis parishii B. A. Prigge 1973-6-16 1175 San Bernardino NE San Bernardino County, Clark Mt. Range, 1 mile SE of Umberci Mine, 9 1/2 miles NE of Mt Pass 1006 Comment
  UCR195826  Bahiopsis parishii Jim Andre, G. L. Clifton 2007-11-9 8656 San Bernardino Clark Mountain Range, along transmission line corridor, just east of Keaney Pass, in the Mesquite Wilderness 1228 Comment
  UCR182595  Baileya multiradiata Mitch Provance 2001-5-5 4865 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR215028  Baileya multiradiata A. C. Sanders, Florence Caplow 2010-5-5 38291 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  LA102982  Boechera pulchra Barry A. Prigge; Mark Bagley 1984-9-12 6002 San Bernardino Clark Mountain Range, 6.7 miles N of Mountain Pass, 0.3 mi. N of Green's Well 1722 Comment
  LA104086  Boechera pulchra Barry A. Prigge; Robert F. Thorne, David C. Michener 1978-5-29 3167 San Bernardino Clark Mountain Range, vicinity of Shire Gypsum Deposits, ca 12 (air) mi. N of Mountain Pass 975 Comment
  RSA792671  Boerhavia coulteri Duncan S. Bell, Aaron Sedgwick 2012-9-5 4115 San Bernardino Eastern Clark Mountains, in the vicinity of Bear Poppy Saddle approximately 1.25 air miles southeast of Umberci Mine. 1033 Comment
  CLARK-A1528-5336  Boerhavia torreyana John C. Roos 1950-9-2 4963 San Bernardino Mojave Desert 1615 Comment
  CAS-BOT-BC434545  Boerhavia triquetra John C. Roos 1950-9-2 4963 San Bernardino East slope Clark Mts., eastern Mohave Desert. 1615 Comment
  RSA52799  Boerhavia triquetra J. C. Roos 1950-9-2 4963 San Bernardino Clark Mountains: 1.5 miles SE of Coliseum Mine 1616 Comment
  GMDRC2502  Bothriochloa barbinodis J. Andre, G. L. Clifton 2007-11-9 8661 San Bernardino Clark Mountain Range: along transmission line corridor, just E. of Keaney Pass, in the Mesquite Wilderness, growing in limestone/gypsum gravel.. Elev. 4028 ft. 1228 Comment
  GMDRC2933  Bothriochloa barbinodis J. Andre, G. L. Clifton & T. La Doux 2008-9-23 9808 San Bernardino Clark Mountain Range: at Ubeuchi Mine, eastern Clark Range, or 'Stateline Range', N. of major transmission line corridor in Ivanpah Valley, approx. 5 mi. E. of Keany Pass (N. Clark Mtn), 5 mi.W. of Primm, N. of I-40 35 deg. 36.633' N 115 deg. 29.4' W. Elev. 3327 ft. 1014 Comment
  UCR195828  Bothriochloa barbinodis Jim Andre, G. L. Clifton 2007-11-9 8661 San Bernardino Clark Mountain Range, along transmission line corridor, just east of Keaney Pass, in the Mesquite Wilderness 1228 Comment
  CLARK-A1528-4505  Bouteloua aristidoides John C. Roos 1950-9-1 4959 San Bernardino Clark Mountains 1645 Comment
  RSA278942  Bouteloua aristidoides B. A. Prigge 1977-10-9 2211 San Bernardino E Mojave Desert, Clark Mountains, below corral. 1570 Comment
  RSA364197  Bouteloua aristidoides P. M. Peterson, M. E. Barkworth, C. R. Annable 1983-9-11 1638 San Bernardino North of Coliseum Mine, Greene Canyon, Clark Mountains 1768 Comment
  RSA86879  Bouteloua aristidoides J. C. Roos 1950-9-1 4959 San Bernardino Vicinity of Coliseum Mine, Clark Mountains 1646 Comment
  LA102827  Bouteloua aristidoides var. aristidoides Barry A. Prigge; Mark Bagley 1984-9-12 5969 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  UC1023425  Bouteloua aristidoides var. aristidoides John C. Roos 1950-9-1 4959 San Bernardino vicinity of Coliseum Mine; eastern Mohave Desert, Clark Mts. 1645 Comment
  LA102858  Bouteloua barbata Barry A. Prigge; 1984-9-12 5968 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  RSA278943  Bouteloua barbata B. A. Prigge 1977-10-9 2210 San Bernardino E Mojave Desert, Clark Mountains, below corral. 1570 Comment
  CAS-BOT-BC145642  Bouteloua barbata var. barbata Barry A. Prigge 1977-10-9 2210 San Bernardino East Mojave Desert, Clark Mountain Range. 1569 Comment
  GMDRC2510  Bouteloua barbata var. barbata J. Andre, G. L. Clifton 2007-11-9 8671 San Bernardino Clark Mountain Range: along transmission line corridor, approx 2 mi ENE of Keaney Pass, in the Mesquite Wilderness, growing in limestone rocks.. Elev. 4193 ft. 1278 Comment
  UCR195821  Bouteloua barbata var. barbata Jim Andre, G. L. Clifton 2007-11-9 8671 San Bernardino Clark Mountain Range, along transmission line corridor, c. 2 mi east-northeast of Keaney Pass in the Mesquite Wilderness 1278 Comment
  CLARK-A1528-4514  Bouteloua curtipendula John C. Roos 1949-5-28 4364 San Bernardino Clark Mountain 1615-1646 Comment
  CLARK-A1528-4515  Bouteloua curtipendula John C. Roos, Alfred R. Roos 1950-8-5 4901 San Bernardino Clark Mountains 1645 Comment
  HSC98449  Bouteloua eriopoda Jim Andre, G. L. Clifton 2007-11-9 8665 San Bernardino Clark Mtn. Range, just E of Keaney Pass, in the Mesquite Wilderness, .4 mi. N of transmission line 1228 Comment
  LA102828  Bouteloua eriopoda Barry A. Prigge; Mark Bagley 1984-9-12 5970 San Bernardino Clark Mountain Range, 5.3-5.8 mi N of Mountain Pass, 0.5-1.0 mi S of Green's Well 1645 Comment
  UCR195822  Bouteloua eriopoda Jim Andre, G. L. Clifton 2007-11-9 8665 San Bernardino Clark Mountain Range, along transmission line corridor, just east of Keaney Pass, in the Mesquite Wilderness 1228 Comment
  CLARK-A1528-4524  Bouteloua gracilis John C. Roos 1949-9-18 4062 San Bernardino Clark Mountain Comment
  CLARK-A1528-4526  Bouteloua gracilis John C. Roos 1949-5-28 3552 San Bernardino Clark Mountain Range Comment
  GMDRC2532  Bouteloua gracilis J. Andre, T. La Doux, G. L. Clifton 2007-10-24 8713 San Bernardino Clark Mountain Range: E. side of Clark Mtn, approx 1 mi. E. of Forsellesia Cyn, on saddle overlook on N. side of granitic crag.. Elev. 5598 ft. 1707 Comment
  LA102840  Bouteloua gracilis Barry A. Prigge; Mark Bagley 1984-9-12 5985 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  RSA44264  Bouteloua gracilis J. C. Roos 1949-5-29 3552 San Bernardino North side of Clark Mountain, eastern Mojave Desert. 1677 Comment
  UCR163419  Bouteloua gracilis Julie Evens 1999-5-25 s.n. San Bernardino Eastern Mojave Desert, [Curtis Canyon] north of Clark Mountain 1830 Comment
  UCR195946  Bouteloua gracilis Jim Andre, T. La Doux, G. L. Clifton 2007-10-24 8713 San Bernardino Mojave Desert, Clark Mountain Range, east side of Clark Mountain c. 1 mi east of Forsellesia Canyon, on saddle overlook on north side of granitic crag 1707 Comment
  CAS-BOT-BC133211  Bouteloua trifida A. C. Sanders; Florence Caplow 2010-5-5 38308 San Bernardino Eastern Mojave Desert: Ivanpah Valley, below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  GMDRC2613  Bouteloua trifida J. Andre, T. La Doux, G. L. Clifton 2008-4-26 8887 San Bernardino Clark Mountain Range: approx 2 mi. E. of Keaney Pass and 0.3 mi. north of transmission line road on rocky limestone hills 35 deg. 35.718' N 115 deg. 32.804' W. Elev. 4369 . 1332 Comment
  RSA0020625  Bouteloua trifida Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4915 San Bernardino Clark Mountains; approximately 0.7 air mile southwest of Umberci Mine. 1064 Comment
  RSA0020627  Bouteloua trifida Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4917 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  RSA279148  Bouteloua trifida B. A. Prigge, Robert F. Thorne, et al. 1978-5-10 2995 San Bernardino E. Mojave Desert, Clark Mountains: Shire Gypsum Deposits area. 1220 Comment
  RSA339820  Bouteloua trifida R. F. Thorne, Barry Prigge, et al. 1978-5-11 51427 San Bernardino North Clark Mountains: Shire Gypsum Deposit, E Mojave Desert. 1052 Comment
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Oct 3 2015
  RSA736177  Bouteloua trifida Jim Andre, Tasha La Doux, G. L. Clifton 2007-4-26 8887 San Bernardino Clark Mountain Range: approx 2 mi. E. of Keaney Pass and 0.3 mi. north of transmission line road on rocky limestone hills 2709 Comment
  RSA736269  Bouteloua trifida Jim Andre 2008-4-29 8793 San Bernardino Ivanpah Valley: just north of major transmission line, approx. 3.0 mi. E of Keany Pass, 6 miles W. of Primm, in the Mesquite Wilderness, E. Clark Mtn Range. Near 35 degrees. 1255 Comment
  RSA785621  Bouteloua trifida Mitch Provance, M. O. Bagley 2001-5-4 4850 San Bernardino Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  SEINET3225523 Image available Bouteloua trifida A. C. Sanders, Florence Caplow 2010-5-5 38308 San Bernardino Eastern Mojave Desert; Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 (Ivanpah Lake 7.5' Q.) 1021 Comment
  UCR183092  Bouteloua trifida Mitch Provance, M. O. Bagley 2001-5-4 4850 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR196072  Bouteloua trifida Jim Andre 2008-4-29 8793 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.0 mi east of Keany Pass, 6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1255 Comment
  UCR200446  Bouteloua trifida Jim Andre, T. La Doux, G. L. Clifton 2008-4-26 8887 San Bernardino Mojave Desert, Clark Mountain Range, c. 2 mi east of Keaney Pass and 0.3 mi north of transmission line road on rocky limestone hills 1332 Comment
  UCR211545  Bouteloua trifida Jim Andre, T. La Doux, G. L. Clifton 2008-9-23 9800 San Bernardino Mojave Desert, Ivanpah Valley, along dirt road c. 0.5 mi south of Umberci Mine, c. 0.5 mi north of major transmission line 1033 Comment
  UCR215007  Bouteloua trifida A. C. Sanders, Florence Caplow 2010-5-5 38308 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  RSA270424  Brickellia arguta B. A. Prigge 1974-4-24 1396 San Bernardino Eastern Mojave Desert, Clark Mountain Range. NE part of County. Ca. 9.8 miles NNE of Mt. Pass and 1.4 miles SE of Umberci Mine 990 Comment
  RSA278684  Brickellia arguta B. A. Prigge, Robert F. Thorne 1978-5-10 2988 San Bernardino E. Mojave Desert, Clark Mountains: Shire Gypsum Deposits area. 1220 Comment
  RSA339824  Brickellia arguta R. F. Thorne 1978-5-11 51423 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  UCR215066  Brickellia arguta A. C. Sanders, Florence Caplow 2010-5-5 38315 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  UCR182614  Brickellia arguta var. arguta Mitch Provance, M. O. Bagley 2001-5-4 4846 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UC1523434  Brickellia atractyloides Robert F. Thorne, Barry Prigge, et al 1978-5-11 51423 San Bernardino Shire Gypsum Deposit North Clark Mountains, East Mohave Desert 1051 Comment
  GMDRC2931  Brickellia desertorum J. Andre, G. L. Clifton & T. La Doux 2008-9-23 9804 San Bernardino Clark Mountain Range: at Ubeuchi Mine, eastern Clark Range, or 'Stateline Range', N. of major transmission line corridor in Ivanpah Valley, approx. 5 mi. E. of Keany Pass (N. Clark Mtn), 5 mi.W. of Primm, N. of I-40 35 deg. 36.633' N 115 deg. 29.4' W. Elev. 3327 ft. 1014 Comment
  UCR211489  Brickellia desertorum Jim Andre, T. La Doux, G. L. Clifton 2008-9-23 9804 San Bernardino Mojave Desert, Ivanpah Valley, Umberci Mine, c. 1 mi north of major transmission line 1030 Comment
  GH404163  Brickellia incana A. M. Alexander 1939-6-24 825 Unknown Coliseum Mine road, Clark Mountain 1432 Comment
  RSA23488  Brickellia incana C. B. Wolf 1940-5-26 9607 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1/2 mile west of) 1524 Comment
  RSA270426  Brickellia incana B. A. Prigge 1973-7-8 1254 San Bernardino Clark Mt Range, Colosseum Gorge, 6.3 miles N of Mt Pass [See attached map for precise location.] 1584 Comment
  RSA85642  Brickellia incana J. C. Roos, A. R. Roos 1950-8-5 4902 San Bernardino Near Coliseum Mine, N side Cark Mts. E Mohave Desert 1555 Comment
  GMDRC2501  Brickellia longifolia J. Andre, G. L. Clifton 2007-11-9 8660 San Bernardino Clark Mountain Range: along transmission line corridor, just E. of Keaney Pass, in the Mesquite Wilderness, growing in limestone/gypsum gravel.. Elev. 4028 ft. 1228 Comment
  RSA735135  Brickellia longifolia J. Andre, Glenn L. Clifton 2007-11-9 8660 San Bernardino Clark Mountain Range: along transmission line corridor, just E. of Keaney Pass, in the Mesquite Wilderness. On E-facing rocks. approx. 0.4 mi. N. of transmission line. 1228 Comment
  UCR183095  Brickellia longifolia Mitch Provance 2001-5-5 4872 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR195836  Brickellia longifolia Jim Andre, G. L. Clifton 2007-11-9 8660 San Bernardino Clark Mountain Range, along transmission line corridor, just east of Keaney Pass, in the Mesquite Wilderness 1228 Comment
  UCR194532  Brickellia microphylla A. C. Sanders, Jim Andre, M. O. Bagley, A. Howald, et al 2008-3-19 34431 San Bernardino Eastern Mojave Desert, Ivanpah Valley near foot of Clark Mtn., 3 mi. (air) south of Umberci Mine, 2.5 mi. NE of Whiskey Spring 1050 Comment
  CAS-BOT-BC100645  Brickellia oblongifolia var. linifolia Carl B. Wolf 1940-5-26 9610 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1 mi. west of) 1371 Comment
  RSA47470  Brickellia oblongifolia var. linifolia J. C. Roos 1949-5-28 4335 San Bernardino North slope of washes, Clark Mtn, near Green's Mine 1616 Comment
  SEINET901505  Bromus carinatus J. C. Roos 1949-1 4494 San Bernardino Along Damp canyon bottom near a spring, E. slope of Clark Mt., Eastern Mojave desert 1524 Comment
  UCR32865  Bromus carinatus John C. Roos 1949-6-25 4494 San Bernardino Eastern Mojave Desert, east slope of Clark Mountain [probably Colosseum Gorge] 1524 Comment
  GMDRC2509  Bromus madritensis subsp. rubens J. Andre, G. L. Clifton 2007-11-9 8669 San Bernardino Clark Mountain Range: along transmission line corridor, approx 2 mi ENE of Keaney Pass, in the Mesquite Wilderness, growing in limestone rocks.. Elev. 4193 ft. 1278 Comment
  RSA47321  Bromus marginatus J. C. Roos, L. Roos 1949-6-25 4494 San Bernardino Narrow canyon near spring, E face Clark Mountain. 1524 Comment
  UCR213593  Bromus rubens A. C. Sanders, Florence Caplow 2010-5-5 38326 San Bernardino Eastern Mojave Desert, Ivanpah Valley, north of limestone hill emerging from alluvium below Clark Mountain, toward dirt road from Primm, NV, 6.4 km NW (296 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1021 Comment
  UCR182599  Bromus tectorum Mitch Provance 2001-5-5 4885 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  GMDRC2506  Buddleja utahensis J. Andre, G. L. Clifton 2007-11-9 8666 San Bernardino Clark Mountain Range: along transmission line corridor, approx 2 mi ENE of Keaney Pass, in the Mesquite Wilderness, growing in limestone rocks.. Elev. 4193 ft. 1278 Comment
  GMDRC2814  Buddleja utahensis J. Andre 2008-4-29 9595 San Bernardino Clark Mountain Range: approx 3 mi. E. of Keany Pass, approx 0.5 mi. N. of transmission line road 35 deg. 36.069' N 115 deg. 31.645' W. Elev. 4117 ft. 1255 Comment
  HSC65716  Buddleja utahensis R. F. Thorne, C. W. Tilforth 1974-5-28 44537 San Bernardino Clark Mts: 5.3 mi. W of State line (Nev.) along power line Rd. 1006 Comment
  RSA0015758  Buddleja utahensis Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4908 San Bernardino Clark Mountains; approximately 1.3 air miles northwest of Umberci Mine. 1166 Comment
  RSA279191  Buddleja utahensis B. A. Prigge, R. F. Thorne, et al. 1978-5-10 2986 San Bernardino E. Mojave Desert, Clark Mountains: Shire Gypsum Deposits area. 1220 Comment
  RSA279812  Buddleja utahensis R. F. Thorne, C. W. Tilforth 1974-5-28 44537 San Bernardino East Mojave Desert: 5.3 miles west of State Line (Nevada) along powerline road. 1005 Comment
  RSA339828  Buddleja utahensis R. F. Thorne, B. A. Prigge, et al. 1978-5-11 51433 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA444880  Buddleja utahensis Robert Gustafson 1982-5-23 2612 San Bernardino Power Line Road, east side of Keany Pass, Clark Mountains 1372 Comment
  RSA641244  Buddleja utahensis R. F. Thorne, C. W. Tilforth 1974-5-28 44537 San Bernardino East Mojave Desert: 5.3 miles west of State Line (Nevada) along powerline road. 1005 Comment
  RSA654455  Buddleja utahensis Valerie L. Soza, Bart O'Brien 2000-5-16 928 San Bernardino Clark Mountains, north side, East Mojave Desert: 10.8 miles ENE of Kingston Road along powerline road, east of Keany Pass. 1219 Comment
  RSA657261  Buddleja utahensis James Henrickson 1981-4-25 18807 San Bernardino 45 air miles NE of Baker in Mojave Desert, on W-facing limestone outcrop of road from Searchlight (now Primm) Nev, to umberci Mine, 5 miles W of Stateline 976 Comment
  RSA745363  Buddleja utahensis Duncan S. Bell, Valentin Arvizu 2009-6-13 368 San Bernardino Clark Mountains: west of Umberci Mine Road along a steep limestone slope. 1098 Comment
  RSA745364  Buddleja utahensis Duncan S. Bell, Valentin Arvizu 2009-6-12 363 San Bernardino Clark Mountains: in the vicinity of the Umberci Mine area. 1227 Comment
  RSA751355  Buddleja utahensis A. C. Sanders, Jim Andre, M. O. Bagley, A. Howald, et al. 2008-3-19 34432 San Bernardino Ivanpah Valley near foot of Clark Mtn., 3 mi. (air) south of Umberci Mine, 2.5 mi. NE of Whiskey Spring 1050 Comment
  RSA753205  Buddleja utahensis J. Andre 2007-4-17 10321 San Bernardino Ivanpah Valley: East Clark Range, approx. 4.5 miles WNW of Primm, NV, just N of transmission line corridor (road to Keaney Pass) 1159 Comment
  SD123500  Buddleja utahensis Robert F. Thorne, C. W. Tilforth 1974-5-28 44537 San Bernardino East Mojave Desert, Clark Mts.: 5.3 miles west of State Line (Nev.) along power line road on south-facing ls hillside in creosote bush-stem succulent scrub. 1006 Comment
  SD181628  Buddleja utahensis James Henrickson, Barry and John Prigge 1981-4-25 18807 San Bernardino Ca. 45 miles northeast of Baker in Mojave Desert, on west-facing limestone outcrop of road from Searchlight (Primm) Nev. To umberci Mine. 975 Comment
  SD234863  Buddleja utahensis A. C. Sanders, J. Andre, M. O. Bagley, A. Howald, et al. 2008-3-19 34432 San Bernardino Eastern Mojave Desert: Ivanpah Valley near foot of Clark Mtn., 3 mi. (air) south of Umberci Mine, 2.5 mi. NE of Whiskey Spring. 1050 Comment
  UC1478581  Buddleja utahensis Robert F. Thorne and C. W. Tilforth 1974-5-28 44537 San Bernardino 5.3 mi w State Line (Nev.) (Clark Mts.); E. Mojave Desert, Clark Mts. 1005 Comment
  UCR146317  Buddleja utahensis James Henrickson, Et al. 1981-4-25 18807 San Bernardino Eastern Mojave Desert, 45 air mi NE of Baker in Mojave Desert, on W-facing limestone outcrop on road from Searchlight (now Primm) NV, to Umberci Mine, 5 miles west of Stateline 976 Comment
  UCR149477  Buddleja utahensis Valerie Soza, B. O'Brien 2000-5-16 928 San Bernardino Eastern Mojave Desert, Clark Mountain, N side, 10.8 mi ENE of Kingston Road along power line road, east of Keany pass 1220 Comment
  UCR168307  Buddleja utahensis Christopher Davidson 1977-5-28 5753 San Bernardino Eastern Mojave Desert, north side of Clark Mountain, along Powerline Rd, c. 6.5 miles east of Keany Pass 976 Comment
  UCR168308  Buddleja utahensis R. F. Thorne, C. W. Tilforth 1974-5-28 44535 San Bernardino Eastern Mojave Desert, Clark Mountain: 6.8 miles west of Stateline ( NV) along power line road on south facing limestone hillside and top of ridge in creosote bush-stem succulent scrub. 1098 Comment
  UCR194531  Buddleja utahensis A. C. Sanders, Jim Andre, M. O. Bagley, A. Howald, et al 2008-3-19 34432 San Bernardino Eastern Mojave Desert, Ivanpah Valley near foot of Clark Mtn., 3 mi. (air) south of Umberci Mine, 2.5 mi. NE of Whiskey Spring 1050 Comment
  UCR195817  Buddleja utahensis Jim Andre, G. L. Clifton 2007-11-9 8666 San Bernardino Clark Mountain Range, along transmission line corridor, c. 2 mi east-northeast of Keaney Pass in the Mesquite Wilderness 1278 Comment
  UCR215062  Buddleja utahensis A. C. Sanders, Florence Caplow 2010-5-5 38311 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  UCR235525  Buddleja utahensis Jim Andre, Glenn L. Clifton, Tasha La Doux 2008-3-19 17597 San Bernardino Mohave Desert, north end of Ivanpah Valley, along powerline road at limestone hill 1018 Comment
  GMDRC2815  Calochortus flexuosus J. Andre 2008-4-29 9597 San Bernardino Clark Mountain Range: approx 3 mi. E. of Keany Pass, approx 0.5 mi. N. of transmission line road 35 deg. 36.069' N 115 deg. 31.645' W. Elev. 4117 ft. 1255 Comment
  RSA23709  Calochortus flexuosus Russell S. Woglum 1939-5-14 2363 -B San Bernardino Mojave Desert: Clark Mountains. Comment
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Oct 9 2009
  RSA279142  Calochortus flexuosus B. A. Prigge 1978-5-10 2983 San Bernardino E. Mojave Desert, Clark Mountains: Shire Gypsum Deposits area. 1220 Comment
  RSA753209  Calochortus flexuosus Jim Andre 2008-4-23 10328 San Bernardino Clark Mountain Range: Drainage just N of transmission line corridor road, approx. 2 miles E of Keaney Pass. 1160 Comment
  RSA269238  Calochortus kennedyi B. A. Prigge 1973-5-20 1024 San Bernardino NE San Bernardino County, Clark Mountain Range. Along power line road in Keany Canyon, 8.8 miles N of Mt Pass. 1372 Comment
  RSA279143  Calochortus kennedyi B. A. Prigge, Robert F. Thorne 1978-5-27 3058 San Bernardino Clark Mountain Range: Forsellesia Canyon, above Juniper Claims. 1723 Comment
  RSA339829  Calochortus kennedyi Robert F. Thorne, Barry A. Prigge 1978-5-11 51432 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  UCR182630  Calochortus kennedyi Mitch Provance 2001-5-5 4859 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  POM187362  Calochortus kennedyi var. munzii E. C. Jaeger 1933-6-10 s.n. San Bernardino East slope of Clark Mountain. Comment
  POM308100  Calochortus kennedyi var. munzii Henry J. Ramsey, Henry J. Ramsey 1940-5-25 2950 San Bernardino Clark Mountain region, near power-line Comment
  RSA279144  Calochortus kennedyi var. munzii B. A. Prigge, Robert F. Thorne 1978-5-27 3059 San Bernardino Clark Mountain Range: Forsellesia Canyon, above Juniper Claims. 1723 Comment
  GMDRC2813  Calycoseris parryi J. Andre 2008-4-29 9591 San Bernardino Clark Mountain Range: approx 3 mi. E. of Keany Pass, approx 0.5 mi. N. of transmission line road 35 deg. 36.069' N 115 deg. 31.645' W. Elev. 4117 ft. 1255 Comment
  RSA270433  Calycoseris parryi B. A. Prigge 1973-4-28 767 San Bernardino Ivanpah Valley, 7 (air) miles NE of Mountain Pass 945 Comment
  RSA339813  Calycoseris parryi R. F. Thorne 1978-5-11 51402 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  UCR198954  Calycoseris parryi Jim Andre 2008-4-29 9591 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.0 mi east of Keany Pass, 6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1255 Comment
  UCR32895  Calycoseris parryi B. A. Prigge 1978-5-27 3052 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon 1707 Comment
  UCR182632  Camissonia brevipes Mitch Provance 2001-5-5 4851 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA269558  Camissonia brevipes subsp. brevipes Barry A. Prigge 1973-4-21 693 San Bernardino Eastern Mojave Desert, Clark Mountain Range. 9 miles N of Mountain Pass, 12.6 miles E of Cima Road x power line road. 1128 Comment
  RSA269560  Camissonia brevipes subsp. brevipes Barry A. Prigge 1974-4-24 1401 San Bernardino Eastern Mojave Desert, Clark Mountain Range. NE part of County. Ca. 9.8 miles NNE of Mt. Pass and 1.4 miles SE of Umberci Mine 991 Comment
  GMDRC2497  Camissonia chamaenerioides J. Andre, Mark Bagley 2008-4-7 8652 San Bernardino Ivanpah Valley: Ivanpah Valley: approx 2.5 mi. NW of Yates Well Rd exit at I-15 35 deg. 33.011' N 115 deg. 28.628' W. Elev. 3138 ft. 957 Comment
  UCR235526  Camissonia chamaenerioides Jim Andre, Glenn L. Clifton, Tasha La Doux 2008-3-19 17596 San Bernardino Mohave Desert, north end of Ivanpah Valley, along powerline road at limestone hill 1018 Comment
  UCR250724  Camissonia chamaenerioides Jim Andre 2008-4-3 20004 San Bernardino Clark Mountain Range, eastern end of range in Stateline Wilderness area, 0.6 mi. N. of major transmission line corridor, 3 mi. east of Keany Pass 1352 Comment
  RSA269568  Camissonia munzii Barry A. Prigge 1973-4-28 779 San Bernardino Clark Mt Range, vicinity of Shire Gypsum Mine, 11.5 miles NNE of Mt Pass 1098 Comment
  RSA279229  Camissonia pterosperma Barry A. Prigge, Robert F. Thorne 1978-5-9 2980 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  UCR33506  Camissonia pterosperma B. A. Prigge, R. F. Thorne, et al. 1978-5-27 3057 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims 1723 Comment
  RSA279228  Camissonia refracta Barry A. Prigge, Robert F. Thorne 1978-5-10 2991 San Bernardino E. Mojave Desert, Clark Mountains: Shire Gypsum Deposits area. 1220 Comment
  GMDRC2816  Camissonia walkeri subsp. tortilis J. Andre 2008-4-29 9598 San Bernardino Clark Mountain Range: approx 3 mi. E. of Keany Pass, approx 0.5 mi. N. of transmission line road 35 deg. 36.069' N 115 deg. 31.645' W. Elev. 4117 ft. 1255 Comment
  RSA279227  Camissonia walkeri subsp. tortilis Barry A. Prigge, Robert F. Thorne 1978-5-10 3003 San Bernardino Clark Mountains. 1250 Comment
  UCR198952  Camissonia walkeri subsp. tortilis Jim Andre 2008-4-29 9598 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.0 mi east of Keany Pass, 6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1255 Comment
  UCR33502  Camissonia walkeri subsp. tortilis B. A. Prigge 1978-5-10 3003 San Bernardino Eastern Mojave Desert, Clark Mountain, west of Shire Gypsum deposits 1250 Comment
  RSA278623  Carex rossii B. A. Prigge, Robert F. Thorne 1978-5-27 3090 San Bernardino E. Mojave Desert, Clark Mountain Range: Forsellesia Canyon, above Juniper Claims. 1921 Comment
  CHSC34471  Castilleja angustifolia Barry Prigge 1973-4-21 687 San Bernardino NE San Bernardino county, Calrk Mt Range, 9 miles N of Mountain Pass, 12.6 miles E of Cima Rd X power line rd. 1127 Comment
  RSA269488  Castilleja angustifolia Barry A. Prigge 1973-4-21 687 San Bernardino Eastern Mojave Desert, Clark Mountain Range. 9 miles N of Mountain Pass, 12.6 miles E of Cima Road x power line road. 1128 Comment
  UCR182872  Castilleja angustifolia Mitch Provance 2001-5-5 4917 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA659600  Castilleja linariifolia J. C. Roos 1948-9-18 4029 San Bernardino North side of Clark Mtn.; Near the Coliseum Mine. 1524 Comment
  GMDRC3008  Caulanthus cooperi J. Andre, Nick Jensen 2009-4-6 10104 San Bernardino Clark Mountain Range: growing on limestone hill, just N. of major power line corridor, approx. 5 mi. W of Primm (NV), and 3 mi. E. of Keany Pass 35 deg. 35.725' N 115 deg. 31.247' W. - 3808 ft. 1161 Comment
  RSA269418  Caulanthus cooperi B. A. Prigge 1973-4-29 831 San Bernardino Clark Mt Range: 11 1/4 miles NNE of Mt. Pass, between Shire Gypsum Deposit and Umberci Mine. 1250 Comment
  RSA279189  Caulanthus cooperi B. A. Prigge, Robert F. Thorne 1978-5-9 2978 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  UCR211419  Caulanthus cooperi Jim Andre, Nick Jensen 2009-4-6 10104 San Bernardino Eastern Mojave Desert, Ivanpah Valley, just north of major power line corridor c. 5 miles west of Primm (NV) and 3 miles east of Keaney Pass 1161 Comment
  CAS-BOT-BC40992  Caulanthus crassicaulis Carl B. Wolf 1935-10-7 7615 San Bernardino Mojave Desert, Clark Mountain. 1 mile south of Colliseum Mine. 1828 Comment
  CLARK-A1528-2307  Caulanthus crassicaulis John C. Roos 1949-5-28 San Bernardino Clark Mountain 1645 Comment
  OBI40232  Caulanthus crassicaulis Barry Prigge, R. F. Thorne, et al 1978-5-27 3066 San Bernardino E. Mojave Desert, Clark Mtn Range: Forsellesia Cyn, above Juniper Claims 1737 Comment
  SEINET221471  Caulanthus crassicaulis Robert F. Thorne, L. DeBuhr; W. Wisura; B. Prigge 1977-6-24 49468 San Bernardino E. Mojave Desert; Clark Mtn. Range: Ridge of dolomitized limestone just S. of Frank Curtis' mine (Juniper Claims). Comment
  UCR32271  Caulanthus crassicaulis var. crassicaulis B. A. Prigge, R. F. Thorne, W. Wisura, Larry E. DeBuhr 1977-6-24 1952 B San Bernardino Eastern Mojave Desert, Clark Mountain Range, near Juniper Claims, c. 5.6 air mi. NNW of Mountain Pass 1738 Comment
  CAS-BOT-BC73717  Celtis reticulata Carl B. Wolf 1935-5-29 7080 San Bernardino Mojave Desert, Clark Mt. 1 1/2 mi. S.E. of Coliseum Mine. Narrow canyon. 1402 Comment
  CAS-BOT-BC73718  Celtis reticulata Carl B. Wolf 1935-5-29 7080 San Bernardino Mojave Desert, Clark Mt. 1 1/2 mi. S.E. of Coliseum Mine. Narrow canyon. 1402 Comment
  CAS-BOT-BC73719  Celtis reticulata John C. Roos 1950-9-2 4964 San Bernardino East slope of Clark Mts., about 1 1/2 miles S.E. of Coliseum Mine, eastern [Mohave] Mojave Desert. 1524 Comment
  CAS-BOT-BC73720  Celtis reticulata Barry A. Prigge; Robert F. Thorne; L. DeBuhr; W. Wisura 1977-6-23 1949 San Bernardino E. Mojave Desert, Clark Mtn. Range - near seep in Colosseum Gorge. 1524 Comment
  CAS-BOT-BC73721  Celtis reticulata Robert F. Thorne; L. DeBuhr; W. Wisura; B. Prigge 1977-6-23 49452 San Bernardino E. Mojave Desert, Clark Mtn. Range - in Colosseum Gorge. 1524 Comment
  CLARK-A1528-4382  Celtis reticulata John C. Roos 1949-6-25 4493 San Bernardino Clark Mountain 1523 Comment
  CLARK-A1528-4386  Celtis reticulata John C. Roos 1950-9-2 4964 San Bernardino Clark Mountain 1523 Comment
  HSC65783  Celtis reticulata R. F. Thorne, Larry E. DeBuhr, W. Wisura, B. Prigge 1977-6-23 49452 San Bernardino Clark Mtn. Range, Colosseum Gorge. 1524 Comment
  RSA16016  Celtis reticulata Carl B. Wolf 1935-5-29 7080 San Bernardino Clark Mt., 1.5 mi S. Eof colisem mine narrow canyon. 1402 Comment
  RSA269714  Celtis reticulata Barry A. Prigge 1973-5-26 1076 San Bernardino NE san Bernardino Co., Clark Mt. Range. Colosseum Gorge, 6 mi. N of Mt Pass. 1494 Comment
  RSA269762  Celtis reticulata Barry A. Prigge 1974-5-10 1512 San Bernardino NE San Bernardino Co., Clark Mountain Range, Colosseum Gorge, ca. 5.8 miles N of Mts. pass 1463 Comment
  RSA275425  Celtis reticulata Robert F. Thorne, Larry E. DeBuhr, Walter Wisura, Barry A. Prigge 1977-6-23 49452 San Bernardino Clark Mountains: Colosseum Gorge 1524 Comment
  RSA47313  Celtis reticulata J. C. Roos, L. Roos 1949-6-25 4493 San Bernardino Narrow canyon near spring, E face Clark Mountain. 1524 Comment
  RSA86876  Celtis reticulata J. C. Roos 1950-9-2 4964 San Bernardino East slope Clark Mts., about 1.5 S. E of Coliseum Mine, eastern Mohave Desert. 1524 Comment
  SD181316  Celtis reticulata James Henrickson, Barry & John Prigge 1981-4-25 18802 San Bernardino 34 airmiles NE of Baker in Mojave Desert, in Colosseum Gorge on the SE side of the Clark Mountains peak 1584 Comment
  UCR142696  Celtis reticulata R. F. Thorne, Larry E. DeBuhr, W. Wisura, B. A. Prigge 1977-6-23 49452 San Bernardino Eastern Mojave Desert, Clark Mountain Range, Colosseum Gorge 1524 Comment
  UCR151348  Celtis reticulata James Henrickson, B. A. Prigge, J. Prigge 1981-4-25 18802 San Bernardino Eastern Mojave Desert, c. 34 air mi NE of Baker in the Mojave Desert, in Colosseum Gorge on the SE side of the Clark Mountain peak 1585 Comment
  UCR19244  Celtis reticulata John C. Roos 1949-6-25 4493 San Bernardino Eastern Mojave Desert, east slope of Clark Mountain [probably Colosseum Gorge] 1524 Comment
  UCR32254  Celtis reticulata B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-23 1949 San Bernardino Eastern Mojave Desert, Clark Mountain Range, near seep in Colosseum Gorge 1524 Comment
  UCD105558  Centrostegia thurberi Robert E. Preston 2010-5-27 2809 San Bernardino E base of Clark Mtn, 1.4 mi NE of Ivanpah Springs. 1104 Comment
  RSA351795  Chaenactis macrantha Robert Gustafson 1982-5-23 2611 San Bernardino Power Line Road, east side of Keany Pass, Clark Mountains 1372 Comment
  UCR215014  Chaenactis macrantha A. C. Sanders, Florence Caplow 2010-5-5 38298 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  RSA269330  Chaenactis stevioides B. A. Prigge 1974-5-10 1494 San Bernardino Clark Mountain Range: 8.8 miles N of Mountain Pass, 1.9 miles E of Keany Pass 1280 Comment
  RSA269353  Chaenactis stevioides B. A. Prigge 1973-4-21 690 San Bernardino Eastern Mojave Desert, Clark Mountain Range. 9 miles N of Mountain Pass, 12.6 miles E of Cima Road x power line road. 1127 Comment
  UCR211135  Chamaesaracha sordida Jim Andre 2008-4-23 10333 San Bernardino Eastern Mojave Desert, Clark Mountain Range, NE side of Clark Mtn at Green's Well, just west of Colosseum Mine on slopes behind old homestead site 1498 Comment
  RSA23487  Chamaesyce albomarginata C. B. Wolf 1940-5-26 9606 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1/2 mile west of) 1524 Comment
  RSA269817  Chamaesyce albomarginata B. A. Prigge 1973-5-26 1082 San Bernardino Between Colosseum Gorge and Ivanpah Springs, 5 1/4 miles N of Mt Pass 1250 Comment
  RSA269819  Chamaesyce albomarginata B. A. Prigge 1973-7-7 1248 San Bernardino Clark Mountain Range, Greens Well, 6.3 miles N of Mt Pass 1616 Comment
  RSA279199  Chamaesyce fendleri B. A. Prigge, R. F. Thorne, et al. 1978-5-27 3064 San Bernardino Clark Mounatin: Forsellesia Canyon, above Juniper Claims. 1738 Comment
  RSA792667  Chamaesyce revoluta Duncan S. Bell, Aaron Sedgwick 2012-9-5 4111 San Bernardino Eastern Clark Mountains, in the vicinity of Bear Poppy Saddle approximately 1.25 air miles southeast of Umberci Mine. 1033 Comment
  RSA792673  Chamaesyce revoluta Duncan S. Bell, Aaron Sedgwick 2012-9-5 4117 San Bernardino Clark Mountains, north of powerline road, approximately 2 air miles east of Keany Pass and approximately 2.75 air miles southwest of Umberci Mine. 1238 Comment
  RSA732220  Chamaesyce serpillifolia T. La Doux, Bart O'Brien, J. Andre 2007-10-2 129 San Bernardino Clark Mountain Range: along Yates Well Rd,' on north side of Clark Mtn. about 2 mi. W. of Colosseum Mine. 1488 Comment
  RSA279139  Cheilanthes feei B. A. Prigge, R. F. Thorne 1978-5-27 3088 San Bernardino E. Mojave Desert, Clark Mtn, Range: Forsellesia Canyon, above Juniper Claims. 1951 Comment
  RSA279140  Cheilanthes parryi B. A. Prigge, R. F. Thorne 1978-5-10 3006 San Bernardino Clark Mountains 1249 Comment
  RSA339823  Cheilanthes parryi R. F. Thorne, Barry Prigge 1978-5-11 51424 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  CLARK-A1528-2560  Chenopodium fremontii John C. Roos 1950-9-2 4966 San Bernardino Clark Mountain 1645 Comment
  RSA278933  Chenopodium fremontii B. A. Prigge 1977-10-9 2206 San Bernardino Clark Mtn. Range, just S of Juniper Claims. 1720 Comment
  RSA86875  Chenopodium fremontii J. C. Roos 1950-9-2 4966 San Bernardino Clark Mtn., about 1.5 miles south of Coliseum Mine. 1646 Comment
  CLARK-A1528-2564  Chenopodium incanum John C. Roos 1950-9-1 4960 San Bernardino Clark Mountains 1645 Comment
  RSA86878  Chenopodium incanum J. C. Roos 1950-9-1 4960 San Bernardino Vicinity of Coliseum Mine, Clark Mountains 1646 Comment
  POM308152  Chilopsis linearis subsp. arcuata Henry J. Ramsey, Henry J. Ramsey 1940-5-26 2923 San Bernardino Clark Mt. Region, below Colosseum Mine. Comment
  RSA269780  Chilopsis linearis subsp. arcuata B. A. Prigge 1973-6-16 1171 San Bernardino NE San Bernardino Co, Clark Mt Range, 1 mile S of Umberci Mine, 9.5 miles NE of Mt Pass 1006 Comment
  RSA745370  Chilopsis linearis subsp. arcuata Duncan S. Bell, Valentin Arvizu 2009-6-12 353 San Bernardino Clark Mountains: south of the end of Umberci Mine Road. 963 Comment
  UCR182549  Chorizanthe brevicornu Mitch Provance 2001-5-5 4920 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA0063953  Chrysothamnus depressus Jim Andre 2014-6-5 28316 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  RSA278913  Chrysothamnus depressus B. A. Prigge 1977-10-9 2200 San Bernardino Clark Mtn. Range, 0.6 mi. S of Juniper Claims. 1890 Comment
  UC1478685  Chrysothamnus depressus Barry A. Prigge 1977-10-9 2200 San Bernardino 0.6 mi s of Juniper Claims (ne San Bernardino County, e Mojave Desert); Mojave Desert, Clark Mtn. Range 1889 Comment
  UCR268679  Chrysothamnus depressus Jim Andre 2014-6-5 28316 San Bernardino Northern Mojave Desert, Clark Mountain Range, Mojave National Preserve, northeast side of range, along Greens Well Road, 0.5 mi southwest of Colosseum Mine area 1627 Comment
  RSA278914  Chrysothamnus nauseosus subsp. hololeucus B. A. Prigge 1977-10-9 2201 San Bernardino Clark Mtn. Range, 0.6 mi. S of Juniper Claims. 1890 Comment
  RSA308536  Cirsium neomexicanum Henry J. Ramsey, Henry J. Ramsey 1940-5-25 3159 San Bernardino Clark Mountain region, near power-line. Comment
  UCR183057  Cirsium neomexicanum Mitch Provance 2001-5-5 4886 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR20849  Cirsium neomexicanum A. C. Sanders, T. P. Krantz, K. R. Neisess 1980-5-24 094 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain, slope above wash east of Green's Well & opposite the mouth of White Fir Canyon 1524 Comment
  CAS-BOT-BC143474  Coleogyne ramosissima Carl B. Wolf 1940-5-25 9594 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine 1524 Comment
  POM306643  Coleogyne ramosissima Henry J. Ramsey, Henry J. Ramsey 1940-5-25 1512 San Bernardino Clark Mountain region, near power-line. Comment
  UCR182598  Coleogyne ramosissima Mitch Provance 2001-5-5 4887 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR213487  Coleogyne ramosissima A. C. Sanders, Florence Caplow 2010-5-5 38323 San Bernardino Eastern Mojave Desert, Ivanpah Valley, north of limestone hill emerging from alluvium below Clark Mountain, toward dirt road from Primm, NV, 6.4 km NW (296 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1021 Comment
  RSA0015772  Coryphantha chlorantha Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4933 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  UCR273518  Cryptantha Mitch Provance 2001-5-5 4906 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  POM368292  Cryptantha barbigera Christopher Davidson 1977-5-28 5746 San Bernardino North side of Clark Mountain, along Powerline Road, vicinity of Keany Pass. 1387 Comment
  UCR182631  Cryptantha barbigera Mitch Provance 2001-5-5 4858 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR211415  Cryptantha barbigera Jim Andre, Nick Jensen 2009-4-6 10101 San Bernardino Eastern Mojave Desert, Ivanpah Valley, just north of major power line corridor c. 5 miles west of Primm (NV) and 3 miles east of Keaney Pass 1161 Comment
  UCR213488  Cryptantha barbigera A. C. Sanders, Florence Caplow 2010-5-5 38320 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  RSA269367  Cryptantha circumscissa B. A. Prigge 1974-5-10 1489 San Bernardino NE San Bernardino County, Clark Mt Range, 6.5 miles N of Mt Pass, 0.5 miles N of Green Well. 1616 Comment
  UCR32246  Cryptantha circumscissa B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-23 1937 San Bernardino Eastern Mojave Desert, Clark Mountain Range, above seep in Colosseum Gorge 1555 Comment
  GMDRC3007  Cryptantha confertiflora J. Andre, Nick Jensen 2009-4-6 10102 San Bernardino Clark Mountain Range: growing on limestone hill, just N. of major power line corridor, approx. 5 mi. W of Primm (NV), and 3 mi. E. of Keany Pass 35 deg. 35.725' N 115 deg. 31.247' W. - 3808 ft. 1161 Comment
  RSA269363  Cryptantha confertiflora B. A. Prigge 1973-5-25 1053 San Bernardino NE San Bernardino County, Clark Mt Range, between Shire Gypsum Deposit and Umberci Mine, 11.25 miles NNE of Mt Pass 1220 Comment
  RSA279175  Cryptantha confertiflora B. A. Prigge, Robert F. Thorne 1978-5-10 3017 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1249 Comment
  UCR32437  Cryptantha confertiflora B. A. Prigge, R. F. Thorne, et al. 1978-5-10 3017 San Bernardino Eastern Mojave Desert, Clark Mountain, west of Shire Gypsum deposits 1250 Comment
  RSA754243  Cryptantha decipiens J. Andre 2008-4-29 9593 San Bernardino Clark Mountain Range: in Stateline Wilderness( E. Clark Range or Stateline Mts.) approx 3 miles E of Keany Pass, approx. 0.5 miles N of transmission line road. 1255 Comment
  UCR194523  Cryptantha decipiens A. C. Sanders, Jim Andre, M. O. Bagley, A. Howald, et al 2008-3-19 34433 San Bernardino Eastern Mojave Desert, Ivanpah Valley near foot of Clark Mtn., 3 mi. (air) south of Umberci Mine, 2.5 mi. NE of Whiskey Spring 1050 Comment
  UCR198950  Cryptantha decipiens Jim Andre 2008-4-29 9593 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.0 mi east of Keany Pass, 6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1255 Comment
  UCR200445  Cryptantha decipiens Jim Andre, T. La Doux, G. L. Clifton 2008-4-26 8888 San Bernardino Mojave Desert, Clark Mountain Range, c. 2 mi east of Keaney Pass and 0.3 mi north of transmission line road on rocky limestone hills 1332 Comment
  UCR215061  Cryptantha decipiens A. C. Sanders, Florence Caplow 2010-5-5 38309 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  RSA735137  Cryptantha dumetorum J. Andre, Mark Bagley 2008-4-7 8653 San Bernardino Ivanpah Valley: approx 2.5 mi. NW of Yates Well Rd exit at I-15 957 Comment
  UCR235225  Cryptantha dumetorum Jim Andre, Tasha La Doux, Glenn L. Clifton 2008-3-19 17599 San Bernardino Mohave Desert, north end of Ivanpah Valley, along powerline road at limestone hill 1018 Comment
  POM187351  Cryptantha flavoculata E. C. Jaeger 1933-6-10 s.n. San Bernardino East slope of Clark Mountain. Comment
  RSA278622  Cryptantha gracilis B. A. Prigge, Robert F. Thorne 1978-5-27 3094 San Bernardino E. Mojave Desert, Clark Mtn Range: 1.2 mi. E of Greens Well 1529 Comment
  RSA611562  Cryptantha gracilis R. S. Woglum 1939-5-14 2362 San Bernardino Mojave Desert: Clark Mountains. Comment
  UCR32422  Cryptantha gracilis B. A. Prigge, R. F. Thorne, et al. 1978-5-27 3048 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon 1707 Comment
  RSA753206  Cryptantha holoptera J. Andre 2007-4-17 10322 San Bernardino Ivanpah Valley: East Clark Range, approx. 4.5 miles WNW of Primm, NV, just N of transmission line corridor (road to Keaney Pass) 1159 Comment
  RSA0020626  Cryptantha maritima Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4916 San Bernardino Clark Mountains; approximately 0.7 air mile southwest of Umberci Mine. 1064 Comment
  RSA0020632  Cryptantha maritima Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4923 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  UCR32425  Cryptantha maritima B. A. Prigge, R. F. Thorne, et al. 1978-5-10 2994 San Bernardino Eastern Mojave Desert, Clark Mountain, west of Shire Gypsum deposits 1250 Comment
  SEINET3197203 Image available Cryptantha maritima var. pilosa Andrew C. Sanders, Florence Caplow 2010-5-5 38306 San Bernardino Eastern Mojave Desert; Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 (Ivanpah Lake 7.5' Q) 1021 Comment
  UCR215005  Cryptantha maritima var. pilosa A. C. Sanders, Florence Caplow 2010-5-5 38306 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  RSA269365  Cryptantha nevadensis B. A. Prigge 1974-4-23 1370 San Bernardino NE San Bernardino C. Clark Moutains Range, 5.3 miles NNE of Mt. Pass , 1/8 miles E of Ivanpah Springs. 1220 Comment
  RSA339844  Cryptantha nevadensis R. F. Thorne, B. Prigge 1978-5-11 51418 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA0016128  Cryptantha pterocarya var. cycloptera Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4922 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  RSA269368  Cryptantha racemosa B. A. Prigge 1974-4-24 1397 San Bernardino Eastern Mojave Desert, Clark Mountain Range. NE part of County. Ca. 9.8 miles NNE of Mt. Pass and 1.4 miles SE of Umberci Mine 990 Comment
  RSA753207  Cryptantha racemosa J. Andre 2007-4-17 10323 San Bernardino Ivanpah Valley: East Clark Range, approx. 4.5 miles WNW of Primm, NV, just N of transmission line corridor (road to Keaney Pass) 1159 Comment
  RSA339839  Cryptantha recurvata R. F. Thorne, Barry Prigge, et al. 1978-5-11 51420 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  UCR215060  Cryptantha recurvata A. C. Sanders, Florence Caplow 2010-5-5 38310 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  UCR43437  Cryptantha recurvata R. F. Thorne, B. A. Prigge, et al. 1978-5-11 51420 San Bernardino Eastern Mojave Desert, north Clark Mountain, Shire Gypsum Deposit 1189 Comment
  CAS-BOT-BC228290  Cryptantha tumulosa H. D. Ripley; R. C. Barneby 1945-5-25 6384 San Bernardino Coliseum Mine, Clark Mt., E. San Bernardino Co 1828 Comment
  GH420044  Cryptantha tumulosa H. D. Ripley & R. C. Barneby 1945-3-25 6384 Unknown Clark Mt, near Colosseum Mine, E. San Bernarindo Co. 1828 Comment
  RSA0015751  Cryptantha tumulosa Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4901 San Bernardino Clark Mountains; Chuckwalla Pass, about 0.25 air mile northwest of Umberci Mine. 1188 Comment
  RSA0015768  Cryptantha tumulosa Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4929 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  RSA0121014  Cryptantha tumulosa Duncan S. Bell, Evan Meyer 2016-5-4 9515 San Bernardino Clark Mountains; eastern section of mountain range; approximately 2.4 air miles southwest of Umberci Mine. 1236 Comment
  RSA611555  Cryptantha tumulosa R. S. Woglum 1939-5-14 2348 San Bernardino Mojave Desert: Clark Mountains. Comment
  RSA269384  Cryptantha utahensis B. A. Prigge 1974-4-23 1378 San Bernardino Clark Moutains Range, 5.3 miles NNE of Mt. Pass, 1/4 miles E of Ivanpah Springs. 1220 Comment
  UCR183063  Cryptantha utahensis Mitch Provance 2001-5-5 2893 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA269361  Cryptantha virginensis B. A. Prigge 1973-4-29 823 -a San Bernardino Clark Mt Range: 11 1/4 miles NNE of Mt. Pass, between Shire Gypsum Deposit and Umberci Mine. 1250 Comment
  RSA275881  Cryptantha virginensis R. F. Thorne, Walter Wisura, Christopher Davidson, B. Prigge 1977-5-28 49215 San Bernardino Clark Mtn. Range: Powerline Rd. near Keany Pass. 1433 Comment
  RSA279174  Cryptantha virginensis B. A. Prigge 1978-5-10 3002 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1249 Comment
  RSA499810  Cryptantha virginensis Christopher Davidson 1977-5-28 5747 San Bernardino North side of Clark Mountain, along Powerline Road, vicinity of Keany Pass. 1387 Comment
  UCR196111  Cryptantha virginensis Jim Andre, R. Kelley 2006-5-1 8154 San Bernardino Eastern Mojave Desert, Mesquite Mountains, c. 4 mi west-northwest of Primm (Stateline), just north of the Umberci Mine area 1023 Comment
  UCR198953  Cryptantha virginensis Jim Andre 2008-4-29 9596 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.0 mi east of Keany Pass, 6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1255 Comment
  UCR32429  Cryptantha virginensis B. A. Prigge, R. F. Thorne, et al. 1978-5-10 3002 San Bernardino Eastern Mojave Desert, Clark Mountain, west of Shire Gypsum deposits 1250 Comment
  RSA0062320  Cylindropuntia acanthocarpa Marc A. Baker, Michelle Cloud-Hughes 2013-1-21 17660 San Bernardino Ivanpah Valley, 6 km west of Ivanpah Lake, 8 km west of Primm, Nevada, 9 km east of Keany Pass in the Clark Mountain Range. 960 Comment
  UCR273889  Cylindropuntia acanthocarpa Marc A. Baker, Michelle Cloud-Hughes 2013-1-21 17660 San Bernardino Eastern Mojave Desert, Ivanpah Valley, 6 km west of Ivanpah Lake, 8 km west of Primm, NV, 8 km east of Keany Pass in Clark Mountain Range 960 Comment
  GMDRC3142  Cymopterus gilmanii J. Andre 2008-4-23 10325 San Bernardino Clark Mountain Range: growing on calcareous clay gravels up drainage just north or transmission line corridor road, approx 2 mi. E. of Keaney Pass 35 deg. 35.724' N 115 deg. 31.198' W. Elev. 3805 ft. 1160 Comment
  LA104097  Cymopterus gilmanii Barry A. Prigge; Robert F. Thorne, David C. Michener 1978-5-29 3159 San Bernardino Clark Mountain Range, vicinity of Shire Gypsum Deposits, ca 12 (air) mi. N of Mountain Pass 975 Comment
  RSA0015752  Cymopterus gilmanii Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4902 San Bernardino Clark Mountains; Chuckwalla Pass, about 0.25 air mile northwest of Umberci Mine. 1188 Comment
  RSA0015757  Cymopterus gilmanii Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4907 San Bernardino Clark Mountains; approximately 1.3 air miles northwest of Umberci Mine. 1166 Comment
  RSA0016130  Cymopterus gilmanii Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4927 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  RSA276742  Cymopterus gilmanii John F. Emmel 1978-3-21 594 San Bernardino Clark Mountains: limestone canyon 0.6 miles S and 0.8 miles E of peak 4345 of 1956 USGS topo. Quad. 1220 Comment
  RSA279156  Cymopterus gilmanii B. A. Prigge, Thorne 1978-5-10 3000 San Bernardino Clark Mountains 1249 Comment
  RSA339807  Cymopterus gilmanii R. F. Thorne, Prigge 1978-5-11 51436 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA339809  Cymopterus gilmanii R. F. Thorne, Prigge 1978-5-11 51438 San Bernardino N. Clark Mountains: Chuckwalla Pass. 1189 Comment
  UC1478758  Cymopterus gilmanii Barry Prigge, R. F. Thorne, et al. 1978-5-10 3000 San Bernardino East Mojave Desert, Clark Mountain Range, w of Shire Gypsum Deposits Clark Mountain Range; Mojave Desert, Clark Mountain Range 1249 Comment
  UC1523442  Cymopterus gilmanii Robert F. Thorne, Barry Prigge, et al 1978-5-11 51438 San Bernardino North Clark Mountains, Chuckwalla Pass Chuckwalla Pass; Clark Mountains, Chuckwalla Pass 1188 Comment
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Oct 11 2011
  UCR182615  Cymopterus gilmanii Mitch Provance, M. O. Bagley 2001-5-4 4845 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR211132  Cymopterus gilmanii Jim Andre 2008-4-23 10325 San Bernardino Eastern Mojave Desert, Clark Mountain Range, drainage just N of transmission line corridor road, c. 2 miles east of Keaney Pass 1160 Comment
  UCR32940  Cymopterus gilmanii B. A. Prigge, R. F. Thorne, et al 1978-5-10 3000 San Bernardino Eastern Mojave Desert, Clark Mountain, west of Shire Gypsum deposits 1250 Comment
  UCR59051  Cymopterus gilmanii Maureen Hales Pendleton 1983-5-24 83- 20 San Bernardino Eastern Mojave Desert, Clark Mountain area: N base of Chuckwalla Pass near road to Shire Gypsum Comment
  UCR59052  Cymopterus gilmanii Maureen Hales Pendleton 1983-5-17 83- 10 San Bernardino Eastern Mojave Desert, Clark Mountain, just below (N of) saddle on road to Umberci Mine 1150 Comment
  UCR215012  Cynanchum utahense A. C. Sanders, Florence Caplow 2010-5-5 38296 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  LA102854  Dasyochloa pulchella Barry A. Prigge; Mark Bagley 1984-9-12 6005 San Bernardino Clark Mountain Range, 6.7 mi. N of Mountain Pass, 0.3 mi. N of Green's Well 1722 Comment
  RSA414185  Dasyochloa pulchella Robert Gustafson, Sterling Keeley 1982-5-23 2600 San Bernardino Power Line Road, ca 6 miles from its jct. with the Cima Rd., north of Clark Mt. 1220 Comment
  UCR192649  Daucus pusillus A. C. Sanders 2008-4-2 34697 San Bernardino Eastern Mojave Desert, Ivanpah Valley, foothills and alluvial slopes along powerline road from Primm to Keaney Pass 980 Comment
  POM187346  Delphinium parishii E. C. Jaeger 1933-6-10 s.n. San Bernardino East side of Clark Mountains Comment
  RSA339842  Delphinium parishii Robert F. Thorne 1978-5-11 51416 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  UCR213502  Delphinium parishii A. C. Sanders, Florence Caplow 2010-5-5 38321 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  UCR213501  Descurainia pinnata A. C. Sanders, Florence Caplow 2010-5-5 38319 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  UCR182593  Descurainia pinnata subsp. glabra Mitch Provance 2001-5-5 4972 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA269393  Draba cuneifolia B. A. Prigge 1973-4-29 824 San Bernardino Clark Mt Range: 11 1/4 miles NNE of Mt. Pass, between Shire Gypsum Deposit and Umberci Mine. 1250 Comment
  RSA278680  Draba cuneifolia B. A. Prigge 1978-5-9 2969 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  RSA279180  Draba cuneifolia B. A. Prigge, Robert F. Thorne 1978-5-27 3072 San Bernardino E Mojave Desert, Clark Mtn, Forsellesia Canyon, above Juniper claims 1768 Comment
  RSA279183  Draba cuneifolia B. A. Prigge, Robert F. Thorne 1978-5-27 3054 San Bernardino Clark Mountain Range: Forsellesia Canyon, above Juniper Claims. 1723 Comment
  UCR215063  Draba cuneifolia A. C. Sanders, Florence Caplow 2010-5-5 38312 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  UCR32978  Draba cuneifolia var. cuneifolia B. A. Prigge, R. F. Thorne, et al. 1978-5-9 2969 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, below Juniper Claims 1616 Comment
  POM308560  Dyssodia cooperi Henry J. Ramsey, Henry J. Ramsey 1940-5-26 3133 San Bernardino Clark Mt. Region, below Colosseum Mine. Comment
  POM356488  Dyssodia cooperi Robert Gustafson, Sterling Keeley 1982-5-23 2619 San Bernardino Power Line Road, ca. 7 miles west of Stateline 1220 Comment
  UCR175249  Dyssodia pentachaeta Jim Andre, G. L. Clifton 2006-3-16 7313 San Bernardino Eastern Mojave Desert, Clark Mountain: above Umberci Mine, c. 4 mi east of Kearny Pass and 5 miles WNW of Primm, NV 1063 Comment
  UCR182596  Dyssodia pentachaeta Mitch Provance 2001-5-5 4860 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR215068  Dyssodia pentachaeta A. C. Sanders, Florence Caplow 2010-5-5 38317 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  UCR43354  Dyssodia pentachaeta subsp. pentachaeta R. F. Thorne, B. A. Prigge 1978-5-11 51406 San Bernardino Eastern Mojave Desert, north Clark Mountain, Shire Gypsum Deposit 1189 Comment
  UCR211532  Dyssodia pentachaeta var. belenidium Jim Andre, T. La Doux, G. L. Clifton 2008-9-23 9810 San Bernardino Mojave Desert, Ivanpah Valley, Umberci Mine, c. 1 mi north of major transmission line 1030 Comment
  SEINET257221  Echinocereus triglochidiatus var. mojavensis M. Barkworth 1983-5-20 4185 b San Bernardino Clark Mtn, just north of Mountain Pass.. Comment
  UCR168359  Eleocharis montevidensis var. parishii R. F. Thorne, Larry E. DeBuhr, W. Wisura, B. A. Prigge 1977-6-23 49449 San Bernardino Eastern Mojave Desert, Clark Mountain Range, Colosseum Gorge 1524 Comment
  GMDRC1731  Eleocharis parishii J. Andre 2005-3-18 4958 San Bernardino Ivanpah Valley: Ivanpah Valley: in damp soils in the Ivanpah qanat/adit drainage. Elev. 1230 m. 1230 Comment
  RSA275439  Eleocharis parishii Robert F. Thorne, Larry E. DeBuhr, Walter Wisura, B. A. Prigge 1977-6-23 49449 San Bernardino Clark Mountains: Colosseum Gorge 1524 Comment
  UCR164407  Eleocharis parishii Jim Andre 2005-3-18 4958 San Bernardino Eastern Mojave Desert, Ivanpah Valley: Ivanpah qanat/adit drainage 1230 Comment
  RSA0020387  Elymus Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4911 San Bernardino Clark Mountains; approximately 1.3 air miles northwest of Umberci Mine. 1166 Comment
  RSA0117108  Elymus elymoides Mitch Provance 2001-5-5 4883 San Bernardino Eastern Mojave Desert: Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines. 1220 Comment
  UCR183054  Elymus elymoides Mitch Provance 2001-5-5 4883 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA269257  Elymus multisetus B. A. Prigge 1974-4-23 1351 San Bernardino Clark Moutains Range, 5.3 miles NNE of Mt. Pass, 1/4 miles E of Ivanpah Springs. 1220 Comment
  RSA0064412  Elymus salina Jim M. Andre 2014-6-5 28320 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1627 Comment
  UCR268678  Elymus salina Jim Andre 2014-6-5 28320 San Bernardino Northern Mojave Desert, Clark Mountain Range, Mojave National Preserve, northeast side of range, along Greens Well Road, 0.5 mi southwest of Colosseum Mine area 1627 Comment
  UCR23883  Elymus salinus John C. Roos 1949-5-29 3539 San Bernardino Eastern Mojave Desert, Coloseum Mine, Clark Mountain 1707 Comment
  LA102855  Encelia virginensis Barry A. Prigge; Mark Bagley 1984-9-12 6006 San Bernardino Clark Mountain Range, 6.7 mi. N of Mountain Pass, 0.3 mi. N of Green's Well 1722 Comment
  LA102990  Encelia virginensis Barry A. Prigge; Mark Bagley 1984-9-12 6006 San Bernardino Clark Mountain Range, 6.7 mi. N of Mountain Pass, 0.3 mi. N of Green's Well 1722 Comment
  UCR182550  Encelia virginensis Mitch Provance 2001-5-5 4919 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA269314  Encelia virginensis var. virginensis B. A. Prigge 1973-5-20 1018 San Bernardino Mouth of Keany Canyon, 8.8 miles N. of Mt. Pass. 1189 Comment
  RSA269316  Enceliopsis nudicaulis B. A. Prigge 1973-4-29 833 San Bernardino Clark Mt Range, 11 1/4 mi NNE of Mt Pass, between Shire Gypsum Deposit and Umberci Mine 1220 Comment
  RSA275879  Enceliopsis nudicaulis R. F. Thorne, Walter Wisura, Christopher Davidson, Barry A. Prigge 1977-5-28 492117 San Bernardino E Mojave Desert, Clark Mtn. Range: c. 1/4 mi NE of junction of Umberci Mine rd. & Powerline rd. 975 Comment
  RSA279167  Enceliopsis nudicaulis B. A. Prigge, Thorne 1978-5-10 2982 San Bernardino E. Mojave Desert, Clark Mtn Range: Shire Gypsum Deposits area. 1052 Comment
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Nov 5 2011
  RSA339808  Enceliopsis nudicaulis R. F. Thorne, B. A. Prigge 1978-5-11 51437 San Bernardino N. Clark Mountains: Chuckwalla Pass. 1189 Comment
  RSA339812  Enceliopsis nudicaulis R. F. Thorne 1978-5-11 51396 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA375879  Enceliopsis nudicaulis R. F. Thorne 1977-5-28 49217 San Bernardino E Mojave Desert, Clark Mtn. Range: c. 1/4 mi NE of junction of Umberci Mine rd. & Powerline rd. 975 Comment
  RSA753204  Enceliopsis nudicaulis Jim Andre 2007-4-17 10320 San Bernardino Ivanpah Valley: East Clark Range, approx. 4.5 miles WNW of Primm, NV, just N of transmission line corridor (road to Keaney Pass) 1159 Comment
  UC1478760  Enceliopsis nudicaulis Barry Prigge, R. F. Thorne, et al. 1978-5-10 2982 San Bernardino Shire Gypsum Deposits area E. Mojave Desert, Clark Mtn Range 1051 Comment
  UCR182616  Enceliopsis nudicaulis Mitch Provance, M. O. Bagley 2001-5-4 4839 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR195830  Enceliopsis nudicaulis Jim Andre, G. L. Clifton 2007-11-9 8655 San Bernardino Clark Mountain Range, along transmission line corridor, just east of Keaney Pass, in the Mesquite Wilderness 1228 Comment
  UCR32906  Enceliopsis nudicaulis B. A. Prigge, R. F. Thorne 1978-5-9 2981 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, below Juniper Claims 1616 Comment
  UCR43357  Enceliopsis nudicaulis R. F. Thorne, B. A. Prigge 1978-5-11 51396 San Bernardino Eastern Mojave Desert, north Clark Mountain, Shire Gypsum Deposit 1189 Comment
  UCR59056  Enceliopsis nudicaulis Maureen Hales Pendleton 1983-5-24 83 21 San Bernardino Eastern Mojave Desert, Clark Mountain area: N base of Chuckwalla Pass near road to Shire Gypsum Comment
  UCR59059  Enceliopsis nudicaulis Maureen Hales Pendleton 1983-5-17 83 9 San Bernardino Eastern Mojave Desert, Clark Mountain, just below (N of) saddle on road to Umberci Mine 1150 Comment
  RSA0015753  Enceliopsis nudicaulis var. nudicaulis Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4903 San Bernardino Clark Mountains; Chuckwalla Pass, about 0.25 air mile northwest of Umberci Mine. 1188 Comment
  GMDRC2508  Enneapogon desvauxii J. Andre, G. L. Clifton 2007-11-9 8668 San Bernardino Clark Mountain Range: along transmission line corridor, approx 2 mi ENE of Keaney Pass, in the Mesquite Wilderness, growing in limestone rocks.. Elev. 4193 ft. 1278 Comment
  JEPS123571  Enneapogon desvauxii J. Andre, G. L. Clifton 2007-11-9 8668 San Bernardino Clark Mountain Range, along transmission line corridor, approx. 2 miles ENE of Keaney Pass, in the Mesquite Wilderness. Comment
  LA102839  Enneapogon desvauxii Barry A. Prigge; Mark Bagley 1984-9-12 5984 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  RSA278936  Enneapogon desvauxii B. A. Prigge 1977-10-9 2215 San Bernardino Clark Mountains, below corral 1570 Comment
  RSA735134  Enneapogon desvauxii Jim Andre, Glenn L. Clifton 2007-11-9 8662 San Bernardino Clark Mountain Range: along transmission line corridor, just E. of Keaney Pass, in the Mesquite Wilderness. On E-facing rocks. approx. 0.4 mi. N. of transmission line. 1228 Comment
  RSA792666  Enneapogon desvauxii Duncan S. Bell, Aaron Sedgwick 2012-9-5 4110 San Bernardino Eastern Clark Mountains, in the vicinity of Bear Poppy Saddle approximately 1.25 air miles southeast of Umberci Mine. 1033 Comment
  UCR195819  Enneapogon desvauxii Jim Andre, G. L. Clifton 2007-11-9 8662 San Bernardino Clark Mountain Range, along transmission line corridor, just east of Keaney Pass, in the Mesquite Wilderness 1228 Comment
  UCR195820  Enneapogon desvauxii Jim Andre, G. L. Clifton 2007-11-9 8668 San Bernardino Clark Mountain Range, along transmission line corridor, c. 2 mi east-northeast of Keaney Pass in the Mesquite Wilderness 1278 Comment
  UCR195951  Enneapogon desvauxii Jim Andre, T. La Doux, G. L. Clifton 2007-10-24 8774 San Bernardino Mojave Desert, west side of Ivanpah Valley along Yates Well Road, near base of Colosseum Gorge, c. 2.5 mi north of Hwy I-15 1159 Comment
  LA104096  Ephedra funerea Barry A. Prigge; Robert F. Thorne, David C. Michener 1978-5-29 3161 San Bernardino Clark Mountain Range, vicinity of Shire Gypsum Deposits, ca 12 (air) mi. N of Mountain Pass 975 Comment
  RSA340124  Ephedra funerea Robert F. Thorne, Barry Prigge 1978-5-11 51414 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  UC1523452  Ephedra funerea Robert F. Thorne, Barry Prigge, et al 1978-5-11 51414 San Bernardino n Clark Mountains, e Mojave Desert Mojave Desert, Clark Mountains 1051 Comment
  UCR192523  Ephedra funerea A. C. Sanders 2008-4-2 34694 San Bernardino Eastern Mojave Desert, Ivanpah Valley, foothills and alluvial slopes along powerline road from Primm to Keaney Pass 980 Comment
  UCR43438  Ephedra funerea R. F. Thorne 1978-5-11 51414 San Bernardino Eastern Mojave Desert, north Clark Mountain, Shire Gypsum Deposit 1189 Comment
  RSA22806  Ephedra nevadensis C. B. Wolf 1940-5-26 9602 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine. Ft. 1677 Comment
  RSA269222  Ephedra nevadensis B. A. Prigge 1973-5-26 1090 San Bernardino Clark Mt Range, Keany Pass, 8.8 miles N of Mt Pass 1463 Comment
  CLARK-A1528-4631  Eragrostis cilianensis John C. Roos, Alfred R. Roos 1950-8-5 4900 San Bernardino Clark Mountains 1645 Comment
  CLARK-A1528-4632  Eragrostis cilianensis John C. Roos, Alfred R. Roos 1950-8-5 4961 San Bernardino Clark Mountains 1645 Comment
  LA102829  Eragrostis cilianensis Barry A. Prigge; Mark Bagley 1984-9-12 5971 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  RSA792668  Eragrostis cilianensis Duncan S. Bell, Aaron Sedgwick 2012-9-5 4112 San Bernardino Eastern Clark Mountains, in the vicinity of Bear Poppy Saddle approximately 1.25 air miles southeast of Umberci Mine. 1033 Comment
  UC1023424  Eragrostis cilianensis John C. Roos 1950-9-1 4961 San Bernardino vicinity Coliseum Mine (e Mohave Desert); Mohave Desert, Clark Mts. 1645 Comment
  GMDRC2498  Eremalche exilis J. Andre, Mark Bagley 2008-4-7 8654 San Bernardino Ivanpah Valley: Ivanpah Valley: approx 2.5 mi. NW of Yates Well Rd exit at I-15 35 deg. 33.011' N 115 deg. 28.628' W. Elev. 3138 ft. 957 Comment
  UCD105549  Eremothera boothii subsp. condensata Robert E. Preston 2010-5-26 2802 San Bernardino NW Ivanpah Valley, 5.9 mi WSW of Primm. 1022 Comment
  UCR215029  Eriastrum diffusum A. C. Sanders, Florence Caplow 2010-5-5 38285 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  UCR32252  Eriastrum eremicum B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-23 1945 San Bernardino Eastern Mojave Desert, Clark Mountain Range, near seep in Colosseum Gorge 1524 Comment
  GMDRC2495  Eriastrum eremicum subsp. eremicum J. Andre, Mark Bagley 2008-4-7 8649 San Bernardino Ivanpah Valley: Ivanpah Valley: approx 2.5 mi. NW of Yates Well Rd exit at I-15 35 deg. 33.011' N 115 deg. 28.628' W. Elev. 3138 ft. 957 Comment
  RSA0063952  Eriastrum eremicum subsp. eremicum Jim Andre 2014-6-5 28314 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  POM180136  Ericameria cooperi E. C. Jaeger 1931-11-1 s.n. San Bernardino Clark Mountains; east slope Comment
  RSA269295  Ericameria cooperi B. A. Prigge 1973-5-26 1079 San Bernardino NE San Bernardino Co, Clark Mt Range, between Colosseum Gorge and Ivanpah Sprs, 5.25 miles N of Mt Pass 1372 Comment
  RSA269296  Ericameria cooperi B. A. Prigge 1973-5-20 1020 San Bernardino NE San Bernardino County, Clark Mt Range, along power line road in Keany Canyon, 8.5 miles N of Mt Pass 1250 Comment
  UCR182556  Ericameria cooperi Mitch Provance 2001-5-5 4894 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR183096  Ericameria cooperi Mitch Provance 2001-5-5 4873 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR215025  Ericameria cooperi A. C. Sanders, Florence Caplow 2010-5-5 38288 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  UCR26141  Ericameria cooperi John C. Roos 1949-5-29 4371 San Bernardino Eastern Mojave Desert, Coloseum Mine, Clark Mountain 1707 Comment
  CAS-BOT-BC292845  Ericameria cuneata var. cuneata Barry A. Prigge; R. F. Thorne; et al. 1977-10-29 2345 San Bernardino Willow Springs area, Mojave Desert, Granite Mts. 1280 Comment
  CAS-BOT-BC287504  Ericameria laricifolia John C. Roos 1950-9-1 4956 San Bernardino Vicinity of Coliseum Mine, Clark Mts, Eastern Mojave Desert 1615 Comment
  CAS-BOT-BC287505  Ericameria laricifolia John C. Roos 1950-9-1 4956 San Bernardino Vicinity of Coliseum Mine, Clark Mts, Eastern Mojave Desert 1615 Comment
  GMDRC2513  Ericameria laricifolia J. Andre, G. L. Clifton,T. La Doux 2007-11-9 8675 San Bernardino Clark Mountain Range: approx 0.4 mi N. of transmission line corridor, approx 2.5 mi ENE of Keaney Pass, in the Mesquite Wilderness, growing gravelly ridgetop.. Elev. 4450 ft. 1357 Comment
  RSA269299  Ericameria laricifolia B. A. Prigge 1973-9-20 1340 San Bernardino Clark Mountains: 6.3 miles N of Mountain Pass, Colosseum Gorge 1585 Comment
  RSA52784  Ericameria laricifolia J. C. Roos 1950-9-1 4956 San Bernardino Coliseum Mine, Clark Mountains. 1616 Comment
  UC1010298  Ericameria laricifolia John C. Roos 1950-9-1 4956 San Bernardino vicinity of Coliseum Mine (on dry rocky s slopes, e Mohave Desert); Mohave Desert, Clark Mts. 1615 Comment
  UCR18640  Ericameria laricifolia John C. Roos 1950-9-1 4956 San Bernardino Eastern Mojave Desert, vicinity of Coloseum Mine, Clark Mountain 1616 Comment
  UCR195824  Ericameria laricifolia Jim Andre, T. La Doux, G. L. Clifton 2007-11-9 8675 San Bernardino Clark Mountain Range, c. 0.4 mi north of transmission line corridor, c. 2.5 mi east-northeast of Keaney Pass, in the Mesquite Wilderness 1357 Comment
  CHSC34468  Ericameria linearifolia Barry Prigge 1973-5-20 2 San Bernardino Clark Mt Range. Along power line road in Keany Canyon, 8.7 miles N of Mt Pass, NE San Bernardino. 1310 Comment
  HSC79105  Ericameria linearifolia B. A. Prigge 1973-5-26 1094 San Bernardino Clark Mtn. Range; ca. 1/2 mi. S of Greens Well, 51/2 mi. N of Mt. Pass 1677 Comment
  POM308534  Ericameria linearifolia Henry J. Ramsey, Henry J. Ramsey 1940-5-25 3161 San Bernardino Clark Mountain region, near power-line. Comment
  RSA23453  Ericameria linearifolia C. B. Wolf 1940-5-26 9618 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine. Ft. 1524 Comment
  RSA269292  Ericameria linearifolia B. A. Prigge 1974-4-23 1359 San Bernardino Clark Moutains Range, 5.3 miles NNE of Mt. Pass, 1/4 miles E of Ivanpah Springs. 1220 Comment
  RSA269293  Ericameria linearifolia B. A. Prigge 1973-5-26 1071 San Bernardino Clark Mountain Range, Colosseum gorge, 6 miles N of Mt. Pass 1463 Comment
  RSA269302  Ericameria linearifolia B. A. Prigge 1973-5-20 1022 San Bernardino NE San Bernardino County, Clark Mt Range, along power line road in Keany Canyon, 8.7 miles N of Mt Pass 1311 Comment
  RSA269303  Ericameria linearifolia B. A. Prigge 1973-5-26 1094 San Bernardino Clark Mt. Range. Ca. 0.5 mile S of Greens Well, 5.5 miles N of Mt Pass. 1677 Comment
  RSA269892  Ericameria linearifolia B. A. Prigge 1974-4-24 1404 San Bernardino Clark Mt Range, ca. 8.8 miles N of Mt Pass, just E of Keany Pass. 1432 Comment
  UCR182543  Ericameria linearifolia Mitch Provance 2001-5-5 4896 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  CAS-BOT-BC299067  Ericameria nauseosa var. hololeuca Carl B. Wolf 1935-10-7 7617 San Bernardino Mojave Desert, Clark Mt, 1 mile S of Coliseum Mine 1828 Comment
  CAS-BOT-BC299068  Ericameria nauseosa var. hololeuca Carl B. Wolf 1935-10-7 7617 San Bernardino Mojave Desert, Clark Mt, 1 mile S of Coliseum Mine 1828 Comment
  UC1478686  Ericameria nauseosa var. hololeuca Barry A. Prigge 1977-10-9 2201 San Bernardino 0.6 mi s Juniper Claims (e Mojave Desert, ne San Bernardino); Mojave Desert, Clark Mtn. Range 1889 Comment
  CLARK-A1528-1813  Erigeron aphanactis John C. Roos 1949-5-28 4332 San Bernardino Clark Mountains Comment
  UCR182634  Erigeron concinnus Mitch Provance 2001-5-5 4856 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR182553  Erigeron concinnus var. concinnus Mitch Provance 2001-5-5 4915 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA279157  Erigeron pumilus subsp. concinnoides B. A. Prigge, R. F. Thorne 1978-5-27 3071 San Bernardino Clark Mounatin: Forsellesia Canyon, above Juniper Claims. 1738 Comment
  UC1478593  Erigeron uncialis var. uncialis Barry Prigge, R. F. Thorne, et al. 1978-5-27 3084 San Bernardino above Juniper Claims (bottom of Forsellesia Canyon at base of cliff); E. Mojave Desert, Clark Mtn. Range, Forsellesia Canyon 1950 Comment
  UCR213491  Eriogonum A. C. Sanders, Florence Caplow 2010-5-5 38300 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  UCR213592  Eriogonum A. C. Sanders, Florence Caplow 2010-5-5 38325 San Bernardino Eastern Mojave Desert, Ivanpah Valley, north of limestone hill emerging from alluvium below Clark Mountain, toward dirt road from Primm, NV, 6.4 km NW (296 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1021 Comment
  UCR213595  Eriogonum A. C. Sanders, Florence Caplow 2010-5-5 38328 San Bernardino Eastern Mojave Desert, Ivanpah Valley, north of limestone hill emerging from alluvium below Clark Mountain, toward dirt road from Primm, NV, 6.4 km NW (296 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1021 Comment
  RSA0015755  Eriogonum brachypodum Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4905 San Bernardino Clark Mountains; approximately 0.75 air mile north northwest of Umberci Mine. 1149 Comment
  UCR198956  Eriogonum brachypodum Jim Andre 2008-4-29 9601 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.5 mi east of Keany Pass, 5-6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1220 Comment
  CHSC35411  Eriogonum davidsonii Barry Prigge 1974-5-10 1509 San Bernardino Clark Mt Range, Colosseum Gorge, ca 5.8 miles N of Mt Pass. 1463 Comment
  RSA269517  Eriogonum davidsonii Barry A. Prigge 1974-5-10 1509 San Bernardino NE San Bernardino Co., Clark Mountain Range, Colosseum Gorge, ca. 5.8 miles N of Mts. pass 1463 Comment
  RSA269518  Eriogonum davidsonii Barry A. Prigge 1973-5-26 1066 San Bernardino Clark Mountains Range, Colosseum Gorge, 6 miles N of mt pass 1433 Comment
  RSA275456  Eriogonum davidsonii Robert F. Thorne, Walter Wisura, B. A. Prigge 1977-6-23 49444 San Bernardino Clark Mountain Range: Colosseum Gorge 1585 Comment
  RSA278911  Eriogonum deflexum var. baratum Barry A. Prigge 1977-10-9 2209 San Bernardino Clark Mountain Range: Juniper Claims. 1677 Comment
  GMDRC2930  Eriogonum deflexum var. deflexum J. Andre, G. L. Clifton & T. La Doux 2008-9-23 9803 San Bernardino Clark Mountain Range: at Ubeuchi Mine, eastern Clark Range, or 'Stateline Range', N. of major transmission line corridor in Ivanpah Valley, approx. 5 mi. E. of Keany Pass (N. Clark Mtn), 5 mi.W. of Primm, N. of I-40 35 deg. 36.633' N 115 deg. 29.4' W. Elev. 3327 ft. 1014 Comment
  RSA749718  Eriogonum deflexum var. deflexum Jim Andre, G. L. Clifton, T. LaDoux 2008-9-23 9803 San Bernardino Ivanpah Valley: at Umberci Mine, approx 1 mile N of major transmission line. 1030 Comment
  UCR211490  Eriogonum deflexum var. deflexum Jim Andre, T. La Doux, G. L. Clifton 2008-9-23 9803 San Bernardino Mojave Desert, Ivanpah Valley, Umberci Mine, c. 1 mi north of major transmission line 1030 Comment
  UCR33071  Eriogonum deflexum var. deflexum B. A. Prigge 1977-10-9 2209 San Bernardino Eastern Mojave Desert, Clark Mountain, Juniper Claims 1677 Comment
  LA102837  Eriogonum fasciculatum var. polifolium Barry A. Prigge; Mark Bagley 1984-9-12 5982 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  RSA0047350  Eriogonum fasciculatum var. polifolium Jim Andre 2014-6-5 28315 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  RSA269524  Eriogonum fasciculatum var. polifolium Barry A. Prigge 1974-4-24 1398 San Bernardino Eastern Mojave Desert, Clark Mountain Range. NE part of County. Ca. 9.8 miles NNE of Mt. Pass and 1.4 miles SE of Umberci Mine 991 Comment
  RSA269525  Eriogonum fasciculatum var. polifolium Barry A. Prigge 1974-5-10 1498 San Bernardino Clark Mountain Range, 8.8 miles N of Mt. Pass, 1.8 miles E of Keany Pass 1280 Comment
  RSA269526  Eriogonum fasciculatum var. polifolium Barry A. Prigge 1973-5-20 1016 San Bernardino Mouth of Keany Canyon, 8.8 miles N. of Mt. Pass. 1189 Comment
  RSA297326  Eriogonum fasciculatum var. polifolium Larry E. DeBuhr 1977-6-24 2636 San Bernardino Clark Mountains, Coliseum Gorge. Comment
  SD248227  Eriogonum fasciculatum var. polifolium J. M. Andre 2014-6-5 28315 San Bernardino Clark Mountain Range; Mojave National Preserve, northeast side of range along Greens Well Rd., 0.5 mile southwest of Colosseum Mine area. 1627 Comment
  UCR183069  Eriogonum fasciculatum var. polifolium Mitch Provance 2001-5-5 4855 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  POM183790  Eriogonum heermannii var. floccosum P. A. Munz 1932-9-15 12914 San Bernardino Clark Mountain. 1585 Comment
  RSA0047581  Eriogonum heermannii var. floccosum Jim Andre 2014-6-5 28310 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  RSA45479  Eriogonum heermannii var. floccosum J. C. Roos 1948-9-18 4052 San Bernardino Clark Mountains; near Colisseum Mine 1616 Comment
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Aug 22 2011
  RSA745361  Eriogonum heermannii var. floccosum Duncan S. Bell, Valentin Arvizu 2009-6-12 359 San Bernardino Clark Mountains: in the vicinity of the Umberci Mine area. 1227 Comment
  SD248228  Eriogonum heermannii var. floccosum J. M. Andre 2014-6-5 28310 San Bernardino Clark Mountain Range; Mojave National Preserve; northeast side of range, along Greens Well R., 0.5 mile southwest of Colosseum Mine area. 1627 Comment
  UC494704  Eriogonum heermannii var. floccosum P. A. Munz 1932-9-15 12914 San Bernardino sandy wash, Clark Mtn. Clark Mtn. 1584 Comment
  UCR268683  Eriogonum heermannii var. floccosum Jim Andre 2014-6-5 28310 San Bernardino Northern Mojave Desert, Clark Mountain Range, Mojave National Preserve, northeast side of range, along Greens Well Road, 0.5 mi southwest of Colosseum Mine area 1627 Comment
  RSA0015771  Eriogonum heermannii var. humilius Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4932 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  GMDRC2504  Eriogonum heermannii var. sulcatum J. Andre, G. L. Clifton 2007-11-9 8664 San Bernardino Clark Mountain Range: along transmission line corridor, just E. of Keaney Pass, in the Mesquite Wilderness, growing in limestone/gypsum gravel 1228 Comment
  GMDRC2932  Eriogonum heermannii var. sulcatum J. Andre, G. L. Clifton & T. La Doux 2008-9-23 9805 San Bernardino Clark Mountain Range: at Ubeuchi Mine, eastern Clark Range, or 'Stateline Range', N. of major transmission line corridor in Ivanpah Valley, approx. 5 mi. E. of Keany Pass (N. Clark Mtn), 5 mi.W. of Primm, N. of I-40 1014 Comment
  UCR182602  Eriogonum inflatum Mitch Provance 2001-5-5 4911 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA269539  Eriogonum inflatum var. inflatum Barry A. Prigge 1974-5-10 1499 San Bernardino Ca. 8.8 miles N. of Mt. Pass, 2.5 miles E of Keany Pass 1189 Comment
  RSA269541  Eriogonum maculatum Barry A. Prigge 1973-5-25 1044 San Bernardino NE San Bernardino County, Clark Mt Range, SE of Shire Cypsum Deposit, 11.25miles NNE of Mt. Pass 1128 Comment
  RSA45480  Eriogonum microtheca var. foliosum J. C. Roos 1948-9-18 4051 San Bernardino North slope Clark Mountains 1616 Comment
  RSA0085378  Eriogonum microtheca var. simpsonii Jim Andre 2014-6-5 28300 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  RSA736262  Eriogonum microtheca var. simpsonii Jim Andre, Tasha La Doux, G. L. Clifton 2007-10-24 8719 San Bernardino Clark Mountain Range: W. edge of Colosseum Mine in undisturbed Joshua Tree Woodland. 1637 Comment
  GMDRC2534  Eriogonum microthecum var. simpsonii J. Andre, T. La Doux, G. L. Clifton 2007-10-24 8719 San Bernardino Clark Mountain Range: W. edge of Colosseum Mine in undesturbed Joshua Tree Woodland.. Elev. 5368 ft. 1637 Comment
  UCR195933  Eriogonum microthecum var. simpsonii Jim Andre, T. La Doux, G. L. Clifton 2007-10-24 8719 San Bernardino Mojave Desert, Clark Mountain Range, west edge of Colosseum Mine 1637 Comment
  CLARK-A1528-7885  Eriogonum nidularium John C. Roos 1948-9-18 4053 San Bernardino Mojave Desert 1584 Comment
  RSA269545  Eriogonum nidularium Barry A. Prigge 1973-7-8 1256 San Bernardino Clark Mountain Range, Greens Well, 6.3 miles N of Mt. Pass 1616 Comment
  RSA45478  Eriogonum nidularium J. C. Roos 1948-9-18 4053 San Bernardino N slope of Clark Mtn., Green's Mine. 1585 Comment
  UCR215070  Eriogonum palmerianum A. C. Sanders, Florence Caplow 2010-5-5 38304 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  CAS-BOT-BC266923  Eriogonum panamintense Barry A. Prigge 1977-10-9 2193 San Bernardino 0.5 miles S of Juniper Claims, Clarck Mtn. Range, E. Mojave Desert 1828 Comment
  UCR32992  Eriogonum panamintense var. panamintense B. A. Prigge 1977-10-9 2193 San Bernardino Eastern Mojave Desert, Clark Mountain Range: 0.5 mi south of Juniper Claims 1829 Comment
  RSA269552  Eriogonum pusillum Barry A. Prigge 1974-4-23 1374 San Bernardino NE San Bernardino County. Clark Moutains Range, 5.3 miles NNE of Mt. Pass, 1/8 miles E of Ivanpah Springs. 1220 Comment
  UCD105557  Eriogonum pusillum Robert E. Preston 2010-5-27 2810 San Bernardino E base of Clark Mtn, 1.5 mi NE of Ivanpah Springs. 1100 Comment
  UCR215015  Eriogonum pusillum A. C. Sanders, Florence Caplow 2010-5-5 38299 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  UCR182554  Eriogonum trichopes Mitch Provance 2001-5-5 4912 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR93563  Eriogonum umbellatum subsp. ferrissii M. E. Barkworth, C. R. Annable, P. M. Peterson 1983-9-11 1640 San Bernardino Eastern Mojave Desert, north of Coloseum Mine, Greens Canyon, Clark Mountain 1768 Comment
  RSA297323  Eriogonum umbellatum var. juniporinum Larry E. DeBuhr 2638 San Bernardino Clark Mountains; Coliseum Gorge. Comment
  RSA297322  Eriogonum wrightii var. wrightii Larry E. DeBuhr 1977-6-24 2637 San Bernardino Clark Mountains, Coliseum Gorge. Comment
  CAS-BOT-BC283021  Erioneuron pilosum Robert F. Thorne; Barry Prigge; L. DeBuhr; W. Wisura 1977-6-24 49472 San Bernardino Ridge of dolomitized limesone just S of Frank Curtis' mine (Juniper Claims), E. Mojave Desert, Clark Mtn. Range 1767 Comment
  CLARK-A1528-4625  Erioneuron pilosum John C. Roos 1949-5-28 3537 San Bernardino Clark Mountain 1646-1829 Comment
  RSA279146  Erioneuron pilosum B. A. Prigge, Robert F. Thorne, et al. 1978-5-27 3069 San Bernardino Clark Mounatin: Forsellesia Canyon, above Juniper Claims., Near Lat. 35:33 N, Long. 115: 34 W 1738 Comment
  RSA44252  Erioneuron pilosum J. C. Roos 1949-5-28 3537 San Bernardino rocky slopes and ridges, with Pinus monophylla, Juniperus utahensis, Coleogyne, etc. north side of Clark Mtn., eastern Mojave Desert, Comment
  UCR24072  Erioneuron pilosum John C. Roos 1949-5-28 3537 San Bernardino Eastern Mojave Desert, near Coloseum Mine, on the N slopes of Clark Mountain 1829 Comment
  UCR32883  Erioneuron pilosum B. A. Prigge, R. F. Thorne, et al. 1978-5-27 3069 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims 1723 Comment
  SEINET220902 Image available Erioneuron pulchellum R. F. Thorne, L Debuhr; W Wisura B Prigge 1977-6-23 49428 San Bernardino E Mohave Desert N side of Clark Mtns along power line rd ca 2 mi W of jct of Colosseum Rd 1219 Comment
  UCR182542  Erioneuron pulchellum Mitch Provance 2001-5-5 4904 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA269319  Eriophyllum wallacei B. A. Prigge 1974-4-23 1349 San Bernardino Clark Moutains Range, 5.3 miles NNE of Mt. Pass, 1/4 miles E of Ivanpah Springs. 1220 Comment
  RSA275423  Eriophyllum wallacei R. F. Thorne, Larry E. DeBuhr, Walter Wisura, Barry A. Prigge 1977-6-23 49448 San Bernardino E. Mojave Desert, Clark Mountains: Colosseum Gorge 1585 Comment
  RSA279232  Eschscholzia glyptosperma Barry A. Prigge, Robert F. Thorne 1978-5-10 2997 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1250 Comment
  UCR183058  Eschscholzia glyptosperma Mitch Provance 2001-5-5 4903 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA269632  Eschscholzia minutiflora Barry A. Prigge 1974-5-10 1510 San Bernardino NE San Bernardino County, Clark Mt Range, Colosseum Gorge, 5.8 miles N of Mt Pass 1402 Comment
  RSA269633  Eschscholzia minutiflora Barry A. Prigge 1973-5-26 1078 San Bernardino Clark Mountains Range, Colosseum Gorge, 6 miles N of mt pass 1433 Comment
  UCR273685  Eschscholzia minutiflora Mitch Provance 2001-5-5 4945 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  LA104088  Eucnide urens Barry A. Prigge; Robert F. Thorne, David C. Michener 1978-5-29 3169 San Bernardino Clark Mountain Range, vicinity of Shire Gypsum Deposits, ca 12 (air) mi. N of Mountain Pass 975 Comment
  RSA279722  Eucnide urens Robert F. Thorne, C. W. Tilforth 1974-5-28 44539 San Bernardino East Mojave Desert: 5.3 miles west of State Line (Nevada) along powerline road. 1006 Comment
  SD123491  Eucnide urens Robert F. Thorne, C. W. Tilforth 1974-5-28 44539 San Bernardino E. Mojave Desert, Clark Mts.: 5.3 mi W of State Line (Nev.) along power line road on S-facing ls hillside. 1006 Comment
  RSA0020633  Eucrypta micrantha Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4924 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  SEINET2031654 Image available Eupatorium herbaceum J. C. Roos 1950-9-2 4969 San Bernardino 1.5 miles S of Coliseum Mine, Clark Mtn 1707 Comment
  UCR182605  Euphorbia albomarginata Mitch Provance 2001-5-5 4910 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  OBI40230  Euphorbia fendleri Barry Prigge, R. F. Thorne, et al 1978-5-27 3064 San Bernardino E. Mojave Desert, Clark Mtn Range: Forsellesia Cyn, above Juniper Claims 1737 Comment
  UCR32240  Euphorbia fendleri B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-24 1954 San Bernardino Eastern Mojave Desert, Clark Mountain Range, near Juniper Claims, c. 5.6 air mi. NNW of Mountain Pass 1738 Comment
  UCR41278  Euphorbia micromera John C. Roos 1948-9-18 4035 San Bernardino Eastern Mojave Desert, near Coloseum Mine, Clark Mountain 1230 Comment
  CLARK-A1528-2635  Euphorbia revoluta John C. Roos 1950-8-4 4891 San Bernardino Clark Mountain Range 1219 Comment
  CLARK-A1528-2707  Euphorbia revoluta John C. Roos 1950-8-4 4891 San Bernardino Clark Mountain Range 1219 Comment
  UCR195816  Euphorbia revoluta Jim Andre, G. L. Clifton 2007-11-9 8672 San Bernardino Clark Mountain Range, along transmission line corridor, c. 2 mi east-northeast of Keaney Pass in the Mesquite Wilderness 1278 Comment
  CLARK-A1528-2638  Euphorbia setiloba John C. Roos 1950-9-1 4962 San Bernardino Clark Mountain Range 1645 Comment
  RSA659493  Euphorbia setiloba J. C. Roos 1950-9-1 4962 San Bernardino Vicinity of Coliseum Mine, Clark Mountains 1646 Comment
  UCR195945  Euphorbia setiloba Jim Andre, T. La Doux, G. L. Clifton 2007-10-24 8718 San Bernardino Mojave Desert, west side of Ivanpah Valley along Yates Well Road, near base of Colosseum Gorge, c. 2.5 mi north of Hwy I-15 1159 Comment
  UCR26190  Euphorbia setiloba John C. Roos 1950-9-1 4962 San Bernardino Eastern Mojave Desert, vicinity of Coloseum Mine, Clark Mountain 1646 Comment
  CAS-BOT-BC143542  Fallugia paradoxa Carl B. Wolf 1940-5-26 9613 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1 mi. west of) 1371 Comment
  LA102847  Fallugia paradoxa Barry A. Prigge; Mark Bagley 1984-9-12 5994 San Bernardino Clark Mountain Range, Mojave Desert, 5.3-5.8 mi. N. of Moutain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  POM306639  Fallugia paradoxa Henry J. Ramsey, Henry J. Ramsey 1940-5-26 1516 San Bernardino Clark Mt. Region, below Colosseum Mine. Comment
  POM306641  Fallugia paradoxa Henry J. Ramsey, Henry J. Ramsey 1940-5-26 s.n. San Bernardino Clark Mt. Region, below Colosseum Mine. Comment
  RSA23494  Fallugia paradoxa Carl B. Wolf 1940-5-26 9613 San Bernardino Mojave Desert, Clark Mt. 1 mile west of Colosseum Mine 1372 Comment
  RSA279806  Fallugia paradoxa Robert F. Thorne, C. W. Tilforth 1974-5-28 44514 San Bernardino East Mojave Desert: Clark Mountains, 1.8 miles up Coliseum Mine Road up from powerline road. 1616 Comment
  CAS-BOT-BC47538  Fendlerella utahensis Barry Prigge; R. F. Thorne; et al. 1978-5-27 3077 San Bernardino E. Mojave Desert, Clark Mtn. Range: Forsellesia Canyon, above Juniper Claims 1859 Comment
  CAS-BOT-BC47539  Fendlerella utahensis Carl B. Wolf 1935-10-7 7620 San Bernardino Mojave Desert, Clark Mt. 1 mi. South of Coliseum Mine 1828 Comment
  CAS-BOT-BC47543  Fendlerella utahensis Carl B. Wolf 1935-10-7 7620 San Bernardino Mojave Desert, Clark Mt. 1 mi. South of Coliseum Mine 1828 Comment
  UCR33468  Fendlerella utahensis B. A. Prigge, R. F. Thorne, et. all 1978-5-27 3077 San Bernardino Eastern Mojave Desert, Clark Mountain Range: Forsellesia Canyon, above Juniper Claims 1860 Comment
  UCR182603  Festuca octoflora var. hirtella Mitch Provance, M. O. Bagley 2001-5-4 4843 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  RSA47307  Forestiera pubescens J. C. Roos, L. Roos 1949-6-25 4492 San Bernardino Narrow canyon near spring, E face Clark Mountain. 1524 Comment
  RSA279198  Forsellesia nevadensis B. A. Prigge, R. F. Thorne 1978-5-27 3076 San Bernardino E Mojave Desert, Clark Mtn, Forsellesia Canyon, above Juniper claims 1768 Comment
  RSA279197  Forsellesia pungens var. glabra B. A. Prigge, K. Thorne 1978-5-27 3085 San Bernardino E. Mojave Desert, Clark Mountain Range: Forsellesia Canyon, above Juniper Claims. 1951 Comment
  CAS-BOT-BC218367  Frasera albomarginata Robert F. Thorne; L. DeBuhr; W. Wisura; B. Prigge 1977-6-24 49466 San Bernardino Ridge of dolomitized limestone just S of Frank Curtis' mine (Juniper Claims, Clark Mtn. Range, E. Mojave Desert 1767 Comment
  CLARK-A1528-1310  Frasera albomarginata John C. Roos 1950-9-2 4967 San Bernardino Clark Mountains 1706 Comment
  RSA86874  Frasera albomarginata J. C. Roos 1950-9-2 4967 San Bernardino Clark Mountains, 1 mile south of coliseum Mine 1707 Comment
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Sep 5 2013
  UCR32244  Frasera albomarginata var. induta B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-24 1959 San Bernardino Eastern Mojave Desert, Clark Mountain Range, near Juniper Claims, c. 5.6 air mi. NNW of Mountain Pass 1738 Comment
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Sep 5 2013
  A401119  Fraxinus anomala C. B. Wolf 1935-5-28 7077 Unknown Mojave Desert, Clark Mt. 1 mi. so. of Coliseum Mine 1828 Comment
  CAS-BOT-BC384223  Fraxinus anomala H. D. Ripley; R. C. Barneby 1945-5-25 6382 San Bernardino Coliseum Mine, Clark Cr. [Clark Mt.] 1828 Comment
  CAS-BOT-BC384224  Fraxinus anomala Carl B. Wolf 1935-5-28 7077 San Bernardino Mojave Desert, Clark Mt. 1 mi. So. of Coliseum Mine 1828 Comment
  CAS-BOT-BC384227  Fraxinus anomala Carl B. Wolf 1935-5-28 7077 San Bernardino Mojave Desert, Clark Mt. 1 mi. So. of Coliseum Mine 1828 Comment
  CAS-BOT-BC384230  Fraxinus anomala Barry Prigge; R. F. Thorne; et al 1978-5-27 3082 San Bernardino E. Mojave Desert, Clark Mtn. Range: Forsellesia Canyon, above Juniper Claims 1950 Comment
  POM305426  Fraxinus anomala Henry J. Ramsey, Henry J. Ramsey 1940-5-25 745 San Bernardino Clark Mountain region, near power-line. Comment
  RSA279222  Fraxinus anomala Barry A. Prigge, Robert F. Thorne 1978-5-27 3082 San Bernardino E. Mojave Desert, Clark Mountain Range: Forsellesia Canyon, above Juniper Claims. 1951 Comment
  SBBG50992  Fraxinus anomala R. S. Woglum 1940-5-25 2754 San Bernardino Clark Mtns Comment
  UCR33501  Fraxinus anomala B. A. Prigge, R. F. Thorne, et al. 1978-5-27 3082 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims 1951 Comment
  RSA0091969  Galium Mitch Provance 2001-5-5 4862 San Bernardino Eastern Mojave Desert: Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines. 1220 Comment
  UCR273523  Galium Mitch Provance 2001-5-5 4862 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA279242  Galium hallii Barry A. Prigge, Robert F. Thorne 1978-5-10 3015 San Bernardino Clark Mountains 1250 Comment
  RSA275417  Galium munzii Robert F. Thorne, Larry E. DeBuhr, Walter Wisura, Barry A. Prigge 1977-6-23 49445 San Bernardino Clark Mountain Range: Colosseum Gorge 1585 Comment
  RSA279802  Galium munzii Robert F. Thorne, C. W. Tilforth 1974-5-28 44529 San Bernardino East Mojave Desert: Clark Mountains, 1.8 miles up Coliseum Mine Road up from powerline road. 1616 Comment
  UC1478566  Galium munzii Robert F. Thorne and C. W. Tilforth 1974-5-28 44529 San Bernardino Coliseum Mine Rd 1.8 mi up from power line road; E. Mojave Desert, Clark Mts. 1615 Comment
  UC1478803  Galium munzii Robert F. Thorne, L. DeBuhr, W. Wisura, and B. Prigge 1977-6-23 49445 San Bernardino Colosseum Gorge E. Mojave Desert, Clark Mtn. Range 1584 Comment
  UCR32249  Galium munzii subsp. munzii B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-23 1941 San Bernardino Eastern Mojave Desert, Clark Mountain Range, above seep in Colosseum Gorge 1555 Comment
  GMDRC2567  Galium proliferum J. Andre 2008-4-29 9894 San Bernardino Ivanpah Valley: Ivanpah Valley: just north of major transmission line, approx 3.0 mi. E. of Keany Pass, 6 miles W. of Primm, in the Mesquite Wilderness, E. Clark Mtn Range 35 deg. 36.069' N 115 deg. 31.645' W. Elev. 4117 ft. 1255 Comment
  GMDRC3143  Galium proliferum J. Andre 2008-4-23 10326 San Bernardino Clark Mountain Range: northeast side of Clark Mtn at Green's Well, just W. of Colosseum Mine on slopes behind old homestead site 35 deg. 33.652' N 115 deg. 34.352' W. Elev. 4912 ft. 1498 Comment
  RSA0020389  Galium proliferum Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4909 San Bernardino Clark Mountains; approximately 1.3 air miles northwest of Umberci Mine. 1166 Comment
  RSA0121012  Galium proliferum Duncan S. Bell, Evan Meyer 2016-5-4 9517 San Bernardino Clark Mountains; eastern section of mountain range; approximately 2.4 air miles southwest of Umberci Mine. 1236 Comment
  RSA278686  Galium proliferum Barry A. Prigge, Robert F. Thorne 1978-5-10 2990 San Bernardino E. Mojave Desert, Clark Mountains: Shire Gypsum Deposits area. 1220 Comment
  RSA753208  Galium proliferum Jim Andre 2008-4-23 10326 San Bernardino Clark Mountain Range: NE side of Clark Mt. at Green's Well, just W of Colosseum Mine on slopes behind old homestead site. 1498 Comment
  UC1478762  Galium proliferum Barry Prigge, R. F. Thorne, et al. 1978-5-10 2990 San Bernardino Shire Gypsum Deposits area E. Mojave Desert, Clark Mtn. Range 1219 Comment
  UCR196073  Galium proliferum Jim Andre 2008-4-29 8794 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.0 mi east of Keany Pass, 6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1255 Comment
  UCR33485  Galium proliferum B. A. Prigge, R. F. Thorne 1978-5-10 2990 San Bernardino Eastern Mojave Desert, Clark Mountain, west of Shire Gypsum deposits 1250 Comment
  RSA657260  Garrya flavescens subsp. flavescens James Henrickson 1981-4-24 18801 San Bernardino Ca. 34 air miles NE of Baker in Mojave Desert, in the lower north slopes of the Clark Mountains, southwest of Green's Well, north of the Peak. 1707 Comment
  SD181495  Garrya flavescens subsp. flavescens James Henrickson, Barry & John Prigge 1981-4-24 18801 San Bernardino About 34 airmiles northeast of Baker in Mojave desert, in the lower north slopes of the Clark Mountains, southwest of Green's Well, north of the Peak. Common on lower slopes. 1707 Comment
  UCR146318  Garrya flavescens subsp. flavescens James Henrickson, Et al. 1981-4-24 18801 San Bernardino Mojave Desert, c. 34 air mi NE of Baker in the lower north slope of Clark Mountain, SW of Green's Well, north of the Peak 1707 Comment
  CLARK-A1528-3331  Gaura coccinea John C. Roos 1949-5-28 4340 San Bernardino Clark Mountain Comment
  RSA0031540  Gaura coccinea Jim Andre, Glenn L. Clifton 2006-4-28 7462 San Bernardino Clark Mtn: in canyon 0.3 mi. W of the Umberci Mine, in the Mesquite Wilderness Area about 4 mi. east of Clark Mtn., and about 5 mi. WNW of Primm, Nev. 1080 Comment
  RSA0033947  Gaura coccinea Jim Andre, Glenn L. Clifton 2006-4-28 7462 San Bernardino Clark Mtn: in canyon 0.3 mi. W of the Umberci Mine, in the Mesquite Wilderness Area about 4 mi. east of Clark Mtn., and about 5 mi. WNW of Primm, Nev. 1080 Comment
  RSA23486  Gaura coccinea Carl B. Wolf 1940-5-26 9605 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1/2 mile west of) 1524 Comment
  RSA466816B  Gaura coccinea Christopher Davidson 1977-5-28 5751 San Bernardino North side of Clark Mountain, along Powerline Road, vicinity of Keany Pass. 1387 Comment
  RSA47203  Gaura coccinea J. C. Roos 1949-5-28 4340 San Bernardino North slope of washes, Clark Mtn, near Green's Mine 1616 Comment
  RSA609962  Gaura coccinea R. S. Woglum 1939-5-14 2360 San Bernardino Northern Mohave Desert: East Mohave National Scenic Area, Clark Mountains. Comment
  RSA745366  Gaura coccinea Duncan S. Bell, Valentin Arvizu 2009-6-12 361 San Bernardino Clark Mountains: in the vicinity of the Umberci Mine area. 1227 Comment
  UCR182589  Gaura coccinea Mitch Provance 2001-5-5 4927 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR273522  Gilia Mitch Provance 2001-5-5 4825 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA0020634  Gilia cana Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4925 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  RSA470046  Gilia cana subsp. speciformis Robert Gustafson, Sterling Keeley 1982-5-23 2618 San Bernardino Power Line Road, ca. 7 miles west of Stateline 1220 Comment
  UCR250722  Gilia cana subsp. speciformis Jim Andre 2008-4-3 20006 San Bernardino Clark Mountain Range, eastern end of range in Stateline Wilderness area, 0.6 mi. N. of major transmission line corridor, 3 mi. east of Keany Pass 1352 Comment
  RSA349832  Gilia cana subsp. triceps B. A. Prigge, R. F. Thorne, et al. 1978-5-10 3012 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1249 Comment
  RSA349833  Gilia cana subsp. triceps B. A. Prigge, R. F. Thorne, et al. 1978-5-10 3004 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1249 Comment
  UCR182604  Gilia filiformis Mitch Provance, M. O. Bagley 2001-5-4 4842 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR32972  Gilia filiformis B. A. Prigge, R. F. Thorne 1978-5-10 3011 San Bernardino Eastern Mojave Desert, Clark Mountain, west of Shire Gypsum deposits 1250 Comment
  UCR25287  Gilia leptomeria John C. Roos 1949-5-28 3541 San Bernardino Eastern Mojave Desert, below Coloseum Mine, north slope Clark Mountain 1616 Comment
  UCR25288  Gilia leptomeria John C. Roos 1949-6-25 3542 San Bernardino Eastern Mojave Desert, flats below Coloseum Mine, Clark Mountain Comment
  RSA349826  Gilia ophthalmoides B. A. Prigge, Robert F. Thorne 1978-5-27 3047 San Bernardino Clark Mountains, Forsellesia Canyon. 1707 Comment
  RSA349827  Gilia ophthalmoides B. A. Prigge, Robert F. Thorne 1978-5-27 3053 San Bernardino Clark Mountain Range: Forsellesia Canyon, above Juniper Claims. 1723 Comment
  RSA269650  Gilia scopulorum B. A. Prigge 1973-4-28 769 San Bernardino Ivanpah Valley, 7 (air) miles NE of Mountain Pass 945 Comment
  RSA349828  Gilia scopulorum B. A. Prigge, Robert F. Thorne 1978-5-10 3019 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1249 Comment
  RSA349831  Gilia scopulorum B. A. Prigge, Robert F. Thorne 1978-5-10 2993 San Bernardino E. Mojave Desert, Clark Mountains: Shire Gypsum Deposits area. 1220 Comment
  RSA749779  Gilia scopulorum R. F. Thorne, Barry Prigge 1978-5-11 51421 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  RSA754248  Gilia scopulorum J. Andre 2008-4-29 9599 San Bernardino Clark Mountain Range: in Stateline Wilderness( E. Clark Range or Stateline Mts.) approx 3 miles E of Keany Pass, approx. 0.5 miles N of transmission line road. 1255 Comment
  UCR227835  Gilia scopulorum R. F. Thorne, B. A. Prigge, et al. 1978-5-11 51421 San Bernardino Eastern Mojave Desert, north Clark Mountain, Shire Gypsum Deposit 1189 Comment
  UCR32970  Gilia scopulorum B. A. Prigge, R. F. Thorne 1978-5-10 2993 San Bernardino Eastern Mojave Desert, Clark Mountain, Shire Gypsum deposits area 1254 Comment
  RSA0098804  Gilia stellata Duncan S. Bell, Evan Meyer 2015-4-28 8108 San Bernardino Clark Mountains; BLM section; approximately 1.5 air miles west northwest of Umberci Mine. 1155 Comment
  RSA269655  Gilia stellata B. A. Prigge, John Prigge 1973-4-28 768 San Bernardino Ivanpah Valley, 7 (air) miles NE of Mountain Pass 945 Comment
  RSA753211  Gilia stellata J. Andre 2008-4-23 19334 San Bernardino Clark Mountain Range: NE side of Clark Mt. at Green's Well, just W of Colosseum Mine on slopes behind old homestead site. 1498 Comment
  UCR215011  Gilia stellata A. C. Sanders, Florence Caplow 2010-5-5 38295 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  UCR273524  Gilia stellata Mitch Provance 2001-5-5 4881 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA735138  Gilia transmontana J. Andre, Mark Bagley 2008-4-7 8648 San Bernardino Ivanpah Valley: approx 2.5 mi. NW of Yates Well Rd exit at I-15 957 Comment
  UCR196060  Gilia transmontana Jim Andre, M. O. Bagley 2008-4-7 8648 San Bernardino Mojave Desert, Ivanpah Valley, c. 2.5 mi northwest of Yates Well Road exit at Hwy I-15 957 Comment
  CAS-BOT-BC229518  Gilia triodon J. C. Roos 1949-6-25 3542 San Bernardino Flats below Coliseum Mine, Clark Mountain 1584 Comment
  CAS-BOT-BC229519  Gilia triodon Alva Day; DeAda Mally 1982-5-7 82 -8 San Bernardino Clark Mountains, below Green's Spring on N side of Clark Mountain Comment
  RSA0092769  Glandularia gooddingii Jim M. Andre 2014-6-5 28298 San Bernardino Clark Mountain Range; Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1627 Comment
  CAS-BOT-BC181059  Glossopetalon pungens Carl B. Wolf 1935-5-28 7066 San Bernardino Mojave Desert, Clark Mt., 1 mi. So. of Coliseum Mine 1828 Comment
  CAS-BOT-BC181060  Glossopetalon pungens Carl B. Wolf 1935-5-28 7066 San Bernardino Mojave Desert, Clark Mt., 1 mi. So. of Coliseum Mine 1828 Comment
  UCR32951  Glossopetalon pungens B. A. Prigge, R. F. Thorne 1978-5-27 3085 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims 1951 Comment
  UCR32921  Glossopetalon spinescens B. A. Prigge, R. F. Thorne 1978-5-27 3076 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims. 1768 Comment
  UCR182555  Grayia spinosa Mitch Provance 2001-5-5 4895 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA339817  Guillenia lasiophylla R. F. Thorne 1978-5-11 51411 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA269863  Gutierrezia microcephala B. A. Prigge 1973-9-20 1347 San Bernardino Clark Mt Range, 6 miles N of Mt Pass, near Greens Well 1616 Comment
  LA102988  Gutierrezia sarothrae Barry A. Prigge; Mark Bagley 1984-9-12 5975 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  OBI36063  Gutierrezia sarothrae Barry A. Prigge 1977-10-9 2208 San Bernardino E Mojave Desert, Cark mtn range; Juniper Claims 1676 Comment
  RSA278931  Gutierrezia sarothrae B. A. Prigge 1977-10-9 2205 San Bernardino Clark Mtn, just S of Juniper Claims. 1723 Comment
  UCR211486  Gutierrezia sarothrae Jim Andre, T. La Doux, G. L. Clifton 2008-9-23 9809 San Bernardino Mojave Desert, Ivanpah Valley, Umberci Mine, c. 1 mi north of major transmission line 1030 Comment
  UCR38930  Gutierrezia sarothrae B. A. Prigge, M. Bagley 1984-9-12 5975 San Bernardino Eastern Mojave Desert, Clark Mountain Range: 5.3-5.8 mi north of Mountain Pass, 0.5-1.0 mi south of Green's Well. 1707 Comment
  CLARK-A1528-1890  Haplopappus laricifolius John C. Roos 1950-9-1 4956 San Bernardino Clark Mountains 1615 Comment
  CLARK-A1528-5322  Haplopappus laricifolius John C. Roos 1950-9-1 4956 San Bernardino Clark Mountains 1615 Comment
  CAS-BOT-BC219703  Hedeoma nana subsp. californica Carl B. Wolf 1940-5-26 9608 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1 mi. west of) 1371 Comment
  CAS-BOT-BC219706  Hedeoma nana subsp. californica Carl B. Wolf 1940-5-26 9608 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1 mi. west of) 1371 Comment
  JEPS100951  Hedeoma nana subsp. californica Dean W. Taylor 1979-4-23 7360 San Bernardino Clark Mountains, tall shrubs on limestone slopes near Umberci Mine 1402 Comment
  RSA0020631  Hedeoma nana subsp. californica Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4921 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  RSA303318  Hedeoma nana subsp. californica S. Castagnoli, Greg de Nevers, R. D. Stone 1980-5-8 154 San Bernardino 2 mi S of Mesquite VABM. W slope of hill 5177 1555 Comment
  RSA400911  Hedeoma nana subsp. californica Robert Gustafson, Sterling Keeley 1982-5-23 2610 San Bernardino Power Line Road, east side of Keany Pass, Clark Mountains 1372 Comment
  RSA657263  Hedeoma nana subsp. californica James Henrickson 1981-4-25 18805 San Bernardino 45 air miles NE of Baker in Mojave Desert, on W-facing limestone outcrop of road from Searchlight (now Primm) Nev, to umberci Mine, 5 miles W of Stateline 976 Comment
  RSA745375  Hedeoma nana subsp. californica Duncan S. Bell, Valentin Arvizu 2009-6-13 372 San Bernardino Clark Mountains: west of Umberci Mine Road along a steep limestone slope. 1098 Comment
  SD181471  Hedeoma nana subsp. californica James Henrickson, Barry & John Prigge 1981-4-25 18805 San Bernardino About 45 airmiles northeast of Baker in Mojave Desert, on west-facing limestone outcrop of road from Searchlight (now Primm) Nev, to Umberci Mine, ca. 5 miles west of state line. Comment
  UCD124912  Hedeoma nana subsp. californica Dean W. Taylor 1979-4-23 7360 San Bernardino Clark Mountains; on slopes facing south. 1402 Comment
  UCR196075  Hedeoma nana subsp. californica Jim Andre 2008-4-29 8790 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.5 mi east of Keany Pass, 5-6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1220 Comment
  UCR211116  Hedeoma nana subsp. californica Jim Andre 2008-4-23 10332 San Bernardino Eastern Mojave Desert, Clark Mountain Range, NE side of Clark Mtn at Green's Well, just west of Colosseum Mine on slopes behind old homestead site 1498 Comment
  CAS-BOT-BC424367  Heuchera rubescens Carl B. Wolf 1940-5-25 9588 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1 mi. so. of) 1981 Comment
  CAS-BOT-BC424368  Heuchera rubescens Carl B. Wolf 1940-5-25 9588 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1 mi. so. of) 1981 Comment
  CLARK-A1528-4679  Hilaria jamesii John C. Roos 1949-5-29 3538 San Bernardino Clark Mountain 1676 Comment
  UCR24071  Hilaria jamesii John C. Roos 1949-5-29 3538 San Bernardino Eastern Mojave Desert, vicinity of the Coloseum Mine, Clark Mountain 1677 Comment
  UCR182548  Hilaria rigida Mitch Provance 2001-5-5 4907 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  OBI36025  Holodiscus discolor var. microphyllus Barry Prigge, R. F. Thorne, et al 1978-5-27 3086 San Bernardino E. Mojave Desert, Clark Mtn range: Forsellesia Cyn, above Juniper Claims 1036 Comment
  RSA623987  Hymenoclea salsola Arthur R. Kruckeberg 1940-5-25 4603 San Bernardino Dry ravine below Coliseum Mine; Clark Mtn; Eastern Mojave Desert. 1220 Comment
  CAS-BOT-BC312715  Hymenopappus filifolius var. eriopodus Carl B. Wolf 1935-5-28 7069 San Bernardino Mojave Desert, Clark Mt. 1 mi. So. of Coliseum Mine 1828 Comment
  CAS-BOT-BC312716  Hymenopappus filifolius var. eriopodus Carl B. Wolf 1935-5-28 7069 San Bernardino Mojave Desert, Clark Mt. 1 mi. So. of Coliseum Mine 1828 Comment
  OBI40229  Hymenopappus filifolius var. eriopodus Barry Prigge, R. F. Thorne 1978-5-27 30663 San Bernardino E. Mojave Desert, Clark Mtn range: Forsellesia cyn, above Juniper Claims Comment
  POM308529  Hymenopappus filifolius var. eriopodus Henry J. Ramsey, Henry J. Ramsey 1940-5-25 3166 San Bernardino Clark Mountain region, near power-line. Comment
  UC1478623  Hymenopappus filifolius var. eriopodus Barry A. Prigge, R. F. Thorne, L. DeBuhr, and W. Wisura 1977-6-24 1957 San Bernardino 5.6 air mi nnw of Mountain Pass (near Juniper Claims, ne San Bernardino County, Clark Mt. Range, E. Mojave Desert); E. Mojave Desert, Clark Mt. Range 1737 Comment
  UCR32243  Hymenopappus filifolius var. eriopodus B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-24 s.n. San Bernardino Eastern Mojave Desert, Clark Mountain Range, near Juniper Claims, c. 5.6 air mi. NNW of Mountain Pass 1738 Comment
  RSA0065589  Hymenopappus filifolius var. megacephalus Jim Andre 2014-6-5 28311 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  UCR268680  Hymenopappus filifolius var. megacephalus Jim Andre 2014-6-5 28311 San Bernardino Northern Mojave Desert, Clark Mountain Range, Mojave National Preserve, northeast side of range, along Greens Well Road, 0.5 mi southwest of Colosseum Mine area 1627 Comment
  POM308531  Hymenoxys acaulis var. arizonica Henry J. Ramsey, Henry J. Ramsey 1940-5-25 3164 San Bernardino Clark Mountain region, near power-line. Comment
  RSA279158  Hymenoxys acaulis var. arizonica B. A. Prigge, Robert F. Thorne 1978-5-27 3068 San Bernardino Clark Mounatin: Forsellesia Canyon, above Juniper Claims. 1738 Comment
  UCR32241  Hymenoxys acaulis var. arizonica B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-24 1955 San Bernardino Eastern Mojave Desert, Clark Mountain Range, near Juniper Claims, c. 5.6 air mi. NNW of Mountain Pass 1738 Comment
  UCR47743  Hymenoxys acaulis var. arizonica C. B. Wolf 1935-5-28 07079 San Bernardino Eastern Mojave Desert, 1 mi south of Coloseum Mine, Clark Mountain 1829 Comment
  UCR182601  Hymenoxys cooperi var. cooperi Mitch Provance 2001-5-5 4866 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  CLARK-A1528-3525  Ipomopsis aggregata John C. Roos 1949-5-29 4378 San Bernardino Comment
  CHSC35798  Ipomopsis arizonica Barry Prigge 1973-5-26 1101 San Bernardino Clark Mt Range, near Greens Well, 6.4 miles N of Mt Pass. 1584 Comment
  RSA269664  Ipomopsis arizonica Anonymous, B. A. Prigge 1973-5-26 1101 San Bernardino Clark MT Range,Near Greens Wells, 6.4 miles N of Mt Pass 1585 Comment
  RSA278679  Ipomopsis arizonica B. A. Prigge, Robert F. Thorne 1978-5-9 2968 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  UCR23074B  Ipomopsis arizonica B. A. Prigge, R. F. Thorne 1978-5-9 2968 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, below Juniper Claims 1616 Comment
  RSA339819  Ipomopsis polycladon R. F. Thorne 1978-5-11 51408 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  UCR182776  Ipomopsis polycladon Mitch Provance 2001-5-5 4932 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR250726  Ipomopsis polycladon Jim Andre 2008-4-3 20002 San Bernardino Clark Mountain Range, eastern end of range in Stateline Wilderness area, 0.6 mi. N. of major transmission line corridor, 3 mi. east of Keany Pass 1352 Comment
  UCR43347  Ipomopsis polycladon R. F. Thorne, B. A. Prigge 1978-5-11 51408 San Bernardino Eastern Mojave Desert, north Clark Mountain, Shire Gypsum Deposit 1189 Comment
  CAS-BOT-BC110155  Juncus nodosus Robert F. Thorne; L. DeBuhr; W. Wisura; B. Prigge 1977-6-23 49450 San Bernardino East Mojave Desert, Clark Mountain Range. Colloseum Gorge. 1524 Comment
  RSA275440  Juncus nodosus Robert F. Thorne 1977-6-23 49450 San Bernardino Clark Mountains: Colosseum Gorge 1524 Comment
  RSA0085377  Juniperus osteosperma Jim Andre 2014-6-5 28299 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  RSA16143  Juniperus osteosperma C. B. Wolf 1935-10-7 7622 San Bernardino Mojave Desert, Clark Mt. 1 mi. West of Coliseum Mine. Ft. 1524 Comment
  RSA269213  Juniperus osteosperma B. A. Prigge 1973-6-16 1170 San Bernardino Clark Mt Range, Keany Pass, 8.8 miles NNW of Mt Pass 1432 Comment
  UC718149  Juniperus osteosperma Carl B. Wolf 1935-10-7 7622 San Bernardino 1 mi w Coliseum Mine; Mojave Desert, Clark Mt. 1524 Comment
  UCR182876  Juniperus osteosperma Mitch Provance 2001-5-5 4863 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  JEPS123548  Kallstroemia parviflora J. Andre, T. La Doux, G. L. Clifton 2007-10-24 8716 San Bernardino Ivanpah Valley, W side of Ivanpah Valley along Yates Well Road, near base of Colosseum Gorge, approx. 2.5 miles N of I-15. Comment
  RSA52772  Kallstroemia parviflora J. C. Roos, A. R. Roos 1950-8-5 4904 San Bernardino Eastern Mojave Desert Coliseum Mine, Clark Mountain. 1707 Comment
  RSA736263  Kallstroemia parviflora Jim Andre, Tasha La Doux, G. L. Clifton 2007-10-24 8716 San Bernardino Ivanpah Valley: W side of Ivanpah Valley along Yates Well Rd, near base of Colosseum Gorge, approx 2.5 mi. N of I-15. 1159 Comment
  UC1010284  Kallstroemia parviflora J. C. and A. R. Roos 1950-8-5 4904 San Bernardino Coliseum Mine eastern Mohave Desert, Clark Mts., Coliseum Mine (Clark Mts., eastern Mohave Desert) Comment
  UCR195948  Kallstroemia parviflora Jim Andre, T. La Doux, G. L. Clifton 2007-10-24 8716 San Bernardino Mojave Desert, west side of Ivanpah Valley along Yates Well Road, near base of Colosseum Gorge, c. 2.5 mi north of Hwy I-15 1159 Comment
  UCR20327  Kallstroemia parviflora John C. Roos, A. R. Roos 1950-8-5 4904 San Bernardino Eastern Mojave Desert, Coloseum Mine, Clark Mountain 1707 Comment
  RSA269582  Krameria erecta Barry A. Prigge 1974-6-11 1581 San Bernardino NE San Bernardino, Clark Mtn. range, ca 1 miles NW of Shire Gypsum Deposits, ca 12 miles N of Mt. Pass. 1006 Comment
  RSA269700  Krameria erecta Barry A. Prigge 1973-5-25 1056 San Bernardino NE San Bernardino County, Clark Mt Range, SE of Shire Cypsum Deposit, 11.25miles NNE of Mt. Pass 1128 Comment
  RSA269701  Krameria erecta Barry A. Prigge 1973-5-26 1081 San Bernardino NE San Bernardino county, Clark Mt Range, between Colosseum Gorge and Ivanpah Springs, 5.25 miles N of Mt Pass 1311 Comment
  RSA339843  Krameria erecta Robert F. Thorne, Barry A. Prigge 1978-5-11 51415 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  SEINET3095227 Image available Krameria erecta Robert F. Thorne, Barry Prigge, et al 1978-5-11 51415 San Bernardino Eastern Mojave Desert; north Clark Mountain, Shire Gypsum Deposit. 1052 Comment
  RSA269822  Krascheninnikovia lanata B. A. Prigge 1973-5-25 1045 San Bernardino Clark Mt. Range, between Shire Gypsum Deposit and Umberci Mine, ca. 11 miles NNE of Mt Pass. 1402 Comment
  RSA23429  Lactuca serriola C. B. Wolf 1940-5-26 9595 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine. Ft. 1524 Comment
  RSA339814  Langloisia setosissima subsp. punctata R. F. Thorne 1978-5-11 51403 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA340126  Langloisia setosissima subsp. punctata K. Thorne, B. A. Prigge 1978-5-11 51404 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA468409  Langloisia setosissima subsp. punctata Christopher Davidson 1977-5-28 5748 San Bernardino North side of Clark Mountain, along Powerline Road, vicinity of Keany Pass. 1387 Comment
  RSA47445  Langloisia setosissima subsp. punctata J. C. Roos, L. Roos 1949-5-28 4355 San Bernardino North slope of Clark Mt. 1646 Comment
  UC625616  Langloisia setosissima subsp. punctata Annie M. Alexander 1939-5-13 482 San Bernardino n. slopes Clark Mt. (Power Line Rd.) 1219 Comment
  RSA469615  Langloisia setosissima subsp. setosissima Robert Gustafson, Sterling Keeley 1982-5-23 2613 San Bernardino Power Line Road, east side of Keany Pass, Clark Mountains 1372 Comment
  UC625613  Langloisia setosissima subsp. setosissima Annie M. Alexander and Louise Kellogg 1939-6-24 818 San Bernardino Power Lines Rd. from Nev.-Calif. state line, 4 junctions <Colisseum> Mine Rd. ?> Clark Mt. 1051 Comment
  RSA269382  Lappula occidentalis var. occidentalis B. A. Prigge 1973-4-29 821 San Bernardino NE San Bernardino County, Clark Mt range, 11.25 miles NNE of Mt Pass, between Shire Gypsum Deposit and Umberci Mine. 1189 Comment
  RSA0121013  Lappula redowskii var. cupulata Duncan S. Bell, Evan Meyer 2016-5-4 9516 San Bernardino Clark Mountains; eastern section of mountain range; approximately 2.4 air miles southwest of Umberci Mine. 1236 Comment
  RSA605840  Layia R. S. Woglum 1939-5-14 2367 a San Bernardino Mojave Desert: Clark Mountains. Comment
  UC625924  Lepidium Annie M. Alexander 1939-6-24 819 San Bernardino Power Line Rd from state line (Nev./Calif.) to junction with Coliseum Mine Rd.; Clark Mt. Comment
  RSA269414  Lepidium fremontii B. A. Prigge 1974-4-23 1369 San Bernardino NE San Bernardino C. Clark Moutains Range, 5.3 miles NNE of Mt. Pass , 1/8 miles E of Ivanpah Springs. 1220 Comment
  RSA269422  Lepidium lasiocarpum B. A. Prigge 1974-5-10 1497 San Bernardino Clark Mountain Range: 8.8 miles N of Mountain Pass, 1.9 miles E of Keany Pass 1280 Comment
  UCR182611  Lepidium lasiocarpum Mitch Provance 2001-5-5 4891 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  HSC83797  Leptosiphon aureus B. A. Prigge 1974-5-10 1464 San Bernardino Clark Mtn. range, 5.5 mi. N of Mtn. Pass, 1 mi. S of Greens Mine 1646 Comment
  RSA279181  Lesquerella kingii subsp. latifolia B. A. Prigge, Robert F. Thorne 1978-5-27 3073 San Bernardino E Mojave Desert, Clark Mtn, Forsellesia Canyon, above Juniper claims 1768 Comment
  POM187359  Leucelene ericoides E. C. Jaeger 1933-6-10 s.n. San Bernardino East side of Clark Mountains Comment
  RSA269856  Leucelene ericoides B. A. Prigge 1973-5-26 1099 San Bernardino Clark Mt. Range. Ca. 0.5 mile S of Greens Well, 5.5 miles N of Mt Pass. 1677 Comment
  UC1508035  Leymus salina subsp. mojavensis M. E. Barkworth, P. M. Peterson, and C. Annable 1983-9-11 4360 San Bernardino Green's Canyon Clark Mountain (n side of mt.) Comment
  SEINET232140 Image available Leymus salinus subsp. mojavensis M. E. Barkworth, P. M. Peterson; C. Annable 1983-9-11 4360 San Bernardino Green's Canyon, north side of Clark Mountian. Comment
  SEINET232765 Image available Leymus salinus subsp. mojavensis M. E. Barkworth, P. M. Peterson; C. Annable 1983-9-11 4360 San Bernardino Green's Canyon, north side of Clark Mountain. Comment
  RSA44257  Leymus salinus subsp. salinus J. C. Roos 1949-5-29 3539 San Bernardino Steep north rock slide, north of Coloseum Mine, Clark Mountains 1768 Comment
  UCR196064  Linanthus bigelovii Jim Andre, M. O. Bagley 2008-4-7 8651 San Bernardino Mojave Desert, Ivanpah Valley, c. 2.5 mi northwest of Yates Well Road exit at Hwy I-15 957 Comment
  RSA279235  Linanthus filiformis B. A. Prigge, Robert F. Thorne 3011 San Bernardino Clark Mtns, W of Shire Gypsum deposits 1250 Comment
  RSA279236  Linanthus filiformis B. A. Prigge, Robert F. Thorne 1978-5-10 3019 -c San Bernardino Clark Mtns., W of Shire Gypsum deposits. 1220 Comment
  RSA279237  Linanthus filiformis B. A. Prigge, Robert F. Thorne 1978-5-27 3061 San Bernardino Clark Mountain Range: Forsellesia Canyon, above Juniper Claims. 1723 Comment
  RSA339822  Linanthus filiformis R. F. Thorne, B. A. Prigge 1978-5-11 51425 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  UCR250721  Linanthus jonesii Jim Andre 2008-4-3 20007 San Bernardino Clark Mountain Range, eastern end of range in Stateline Wilderness area, 0.6 mi. N. of major transmission line corridor, 3 mi. east of Keany Pass 1352 Comment
  POM187844  Linanthus pungens E. C. Jaeger 1933-6-10 s.n. San Bernardino East side of Clark Mountains Comment
  RSA269670  Linanthus pungens subsp. hallii B. A. Prigge 1973-5-25 1015 -b San Bernardino Clark Mt. Range, 0.7 miles NE of Umberci mine, 11 1/4 miles NNe of Mt Pass 1372 Comment
  OBI40227  Linum lewisii Barry A. Prigge 1977-10-9 2203 San Bernardino NE San Bernardino County. E. Mojave Desert, Clark Mtn Range: just S of Juniper Claims 1722 Comment
  POM308356  Linum lewisii Henry J. Ramsey, Henry J. Ramsey 1940-5-25 3027 San Bernardino Clark Mountain region, near power-line. Comment
  RSA271299  Linum lewisii James Henrickson 1970-5-16 4764 San Bernardino road to Clark Mts, 2 miles NE of Clark Mt Peak. 1585 Comment
  RSA275968  Linum lewisii Robert F. Thorne, Larry E. DeBuhr, Walter Wisura, Barry A. Prigge 1977-6-24 49476 San Bernardino Clark Mountain: ridge of dolomitized limestone just S of Frank Curtis mine (Juniper Claims) 1768 Comment
  UCR250729  Linum lewisii Jim Andre 2008-4-3 19999 San Bernardino Clark Mountain Range, eastern end of range in Stateline Wilderness area, 0.6 mi. N. of major transmission line corridor, 3 mi. east of Keany Pass 1352 Comment
  UCR32242  Linum lewisii B. A. Prigge, R. F. Thorne, , Larry E. DeBuhr, W. Wisura 1977-6-24 1956 San Bernardino Eastern Mojave Desert, Clark Mountain Range, near Juniper Claims, c. 5.6 air mi. NNW of Mountain Pass 1738 Comment
  CAS-BOT-BC167468  Linum puberulum Barry Prigge; R. F. Thorne; et al. 1978-5-27 3070 San Bernardino E. Mojave Desert, Clark Mtn. Range: Forsellesia Canyon, above Juniper Claims 1737 Comment
  RSA278678  Linum puberulum Barry A. Prigge, Robert F. Thorne 1978-5-9 2967 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  RSA279217  Linum puberulum Barry A. Prigge, Robert F. Thorne 1978-5-27 3070 San Bernardino Clark Mounatin: Forsellesia Canyon, above Juniper Claims. 1738 Comment
  UCR33440  Linum puberulum B. A. Prigge, R. F. Thorne 1978-5-27 3070 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims 1723 Comment
  UCD105562  Loeseliastrum schottii Robert E. Preston 2010-5-27 2808 San Bernardino E base of Clark Mtn, 1.3 miles NE of Ivanpah Springs. 1107 Comment
  CLARK-A1528-1442  Lomatium nevadense John C. Roos 1949-5-28 4333 San Bernardino Clark Mountains 1645 Comment
  UCR183060  Lomatium nevadense Mitch Provance 2001-5-5 4876 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR32988  Lomatium nevadense B. A. Prigge, R. F. Thorne, et al 1978-5-9 2971 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, below Juniper Claims 1616 Comment
  RSA269334  Lomatium nevadense var. parishii B. A. Prigge 1973-5-20 1023 San Bernardino NE San Bernardino County, Clark Mountain Range. Along power line road in Keany Canyon, 8.8 miles N of Mt Pass. 1372 Comment
  RSA278682  Lomatium nevadense var. parishii B. A. Prigge, R. F. Thorne, et al. 1978-5-9 2971 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  UC1478764  Lomatium nevadense var. parishii Barry Prigge, R. F. Thorne, et al. 1978-5-9 2971 San Bernardino below Juniper Claims Forsellesia Canyon (Clark Mt. Range, E. Mojave Desert); E. Mojave Desert, Clark Mt. Range, Forsellesia Canyon 1615 Comment
  GMDRC3149  Lotus rigidus J. Andre 2008-4-23 10336 San Bernardino Clark Mountain Range: northeast side of Clark Mtn at Green's Well, just W. of Colosseum Mine on slopes behind old homestead site 35 deg. 33.652' N 115 deg. 34.352' W. Elev. 4912 ft. 1498 Comment
  RSA269739  Lotus rigidus B. A. Prigge 1973-5-26 1080 San Bernardino NE San Bernardino Co, Clark Mt Range, between Colosseum Gorge and Ivanpah Sprs, 5.25 miles N of Mt Pass 1372 Comment
  RSA269742  Lotus rigidus B. A. Prigge 1974-4-23 1350 San Bernardino Clark Moutains Range, 5.3 miles NNE of Mt. Pass, 1/4 miles E of Ivanpah Springs. 1220 Comment
  RSA753213  Lotus rigidus Jim Andre 2008-4-23 10336 San Bernardino Clark Mountain Range: NE side of Clark Mt. at Greens Well, just W of Colosseum Mine on slopes behind old homestead site. 1498 Comment
  RSA47534  Lupinus brevicaulis J. C. Roos, L. Roos 1949-5-28 4344 San Bernardino Colisseum Mine, North side Clark Mountains. 1616 Comment
  UCR182619  Lupinus brevicaulis Mitch Provance, M. O. Bagley 2001-5-4 4835 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR183061  Lupinus brevicaulis Mitch Provance 2001-5-5 4880 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR30593  Lupinus brevicaulis John C. Roos 1949-5-28 4344 San Bernardino Eastern Mojave Desert, below Coloseum Mine, north slope Clark Mountain 1616 Comment
  GMDRC2496  Lupinus flavoculatus J. Andre, Mark Bagley 2008-4-7 8650 San Bernardino Ivanpah Valley: Ivanpah Valley: approx 2.5 mi. NW of Yates Well Rd exit at I-15 35 deg. 33.011' N 115 deg. 28.628' W. Elev. 3138 ft. 957 Comment
  UCR215023  Lupinus flavoculatus A. C. Sanders, Florence Caplow 2010-5-5 38286 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  RSA260803  Lycium andersonii Barry A. Prigge 1973-5-25 1051 -A San Bernardino ClaNE San Bernardino Co., Clark Mt. range, 0.7 mi. NE of Umberci Mine, 11 1/4 mi. NNE of Mt Pass. 1402 Comment
  OBI9190  Lycium cooperi Carl B. Wolf 1940-5-26 9603 San Bernardino Mojave Desert, Clark Mt Coliseum Mine (1/2 mi W of) 1524 Comment
  POM304697  Lycium cooperi Henry J. Ramsey, Henry J. Ramsey 1940-5-26 199 San Bernardino Clark Mt. Region, below Colosseum Mine. Comment
  RSA23484  Lycium cooperi Carl B. Wolf 1940-5-26 9603 San Bernardino Mojave Desert, Clark Mtn, Coliseum Mine (0.5 mile W of) 1524 Comment
  RSA269747  Lycium cooperi Barry A. Prigge 1973-5-26 1083 San Bernardino NE San Bernardino Co., Clark Mt. Range, between Colosseum Gorge and Ivanpah Sprs, 5.25 mi. N of Mt. Pass. 1250 Comment
  SD42243  Lycium cooperi Carl B. Wolf 1940-5-26 9603 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (I(c) mile west of) 1524 Comment
  SEINET839065  Lycium cooperi Carl B. Wolf 1940-1 9603 Unknown Mojave Desert, Clark Mtn. Coliseum Mine Comment
  UCR182873  Lycium cooperi Mitch Provance 2001-5-5 4914 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR273515  Malacothrix coulteri Mitch Provance 2001-5-5 4943 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA0047584  Menodora scabra var. glabrescens Jim Andre 2014-6-5 28301 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  SD248206  Menodora scabra var. glabrescens J. M. Andre 2014-6-5 28301 San Bernardino Clark Mountain Range; Mojave National Preserve; northeast side of range, along Greens Well Road, 0.5 mile SW of Colosseum Mine area. Clark Mountain 7.5'Q 1627 Comment
  UCR268687  Menodora scabra var. glabrescens Jim Andre 2014-6-5 28301 San Bernardino Northern Mojave Desert, Clark Mountain Range, Mojave National Preserve, northeast side of range, along Greens Well Road, 0.5 mi southwest of Colosseum Mine area 1627 Comment
  RSA45542  Menodora scoparia J. C. Roos 1948-9-18 4068 San Bernardino N slopes Clark Mts, S og Green s Mine 1677 Comment
  POM305427  Menodora spinescens Henry J. Ramsey, Henry J. Ramsey 1940-5-26 744 San Bernardino Clark Mt. Region, below Colosseum Mine. Comment
  RSA339815  Menodora spinescens Robert F. Thorne, Barry A. Prigge 1978-5-11 51405 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  UCR182879  Menodora spinescens Mitch Provance 2001-5-5 4923 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR43350  Menodora spinescens R. F. Thorne, B. A. Prigge, et al. 1978-5-11 51405 San Bernardino Eastern Mojave Desert, north Clark Mountain, Shire Gypsum Deposit 1189 Comment
  RSA0020384  Mentzelia Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4914 A San Bernardino Clark Mountains; approximately 1.25 air miles northwest of Umberci Mine. 1041 Comment
  RSA435436  Mentzelia Robert Gustafson, Sterling Keeley 1982-5-23 2615 San Bernardino Power Line Road, east side of Keany Pass, Clark Mountains 1372 Comment
  UCR192521  Mentzelia A. C. Sanders 2008-4-2 34692 San Bernardino Eastern Mojave Desert, Ivanpah Valley, foothills and alluvial slopes along powerline road from Primm to Keaney Pass 980 Comment
  RSA752164  Mentzelia albicaulis Jim Andre, Nick Jensen 2009-4-6 10105 San Bernardino Clark Mt. Range: Just N of major power line corridor, approx. 5 miles W of Primm (NV), and 3 miles E of Keany Pass. 1161 Comment
  SD99405  Mentzelia leucophylla Christopher Davidson 1977-5-28 5741 San Bernardino North side of Clark Mountain along Powerline Road, vicinity of Keany Pass. 1387 Comment
  SD99406  Mentzelia leucophylla Christopher Davidson 1977-5-28 5742 San Bernardino North side of Clark Mountain, along Powerline Road, vicinity of Keany Pass. 1387 Comment
  RSA275741  Mentzelia oreophila Robert F. Thorne, Walter Wisura, Barry A. Prigge, Christopher Davidson 1977-5-28 49211 San Bernardino Clark Mtn. Range: Powerline Rd. near Keany Pass. 1433 Comment
  SBBG52689  Mentzelia oreophila C. Davidson 1977-5-28 5741 San Bernardino N side of Clark Mtn along Powerline Rd, vicinity of Keany Pass 1386 Comment
  SBBG52690  Mentzelia oreophila C. Davidson 1977-5-28 5742 San Bernardino N side of Clark Mtn along Powerline Rd, vicinity of Keany Pass 1386 Comment
  UCR183085  Mentzelia oreophila Mitch Provance 2001-5-5 4905 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
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Nov 9 2013
  GMDRC2512  Mentzelia polita J. Andre, G. L. Clifton,T. La Doux 2007-11-9 8674 San Bernardino Clark Mountain Range: along transmission line corridor, approx 2.5 mi ENE of Keaney Pass, in the Mesquite Wilderness, growing gravelly ridgetop.. Elev. 4450 ft. 1357 Comment
  GMDRC2566  Mentzelia polita J. Andre 2008-4-29 8791 San Bernardino Ivanpah Valley: Ivanpah Valley: just north of major transmission line, approx 3.5 mi. E. of Keany Pass, 5-6 miles W. of Primm, in the Mesquite Wilderness, E. Clark Mtn Range 35 deg. 35.962' N 115 deg. 31.397' W. Elev. 4002 ft. 1220 Comment
  GMDRC3144  Mentzelia polita J. Andre 2008-4-23 10327 San Bernardino Clark Mountain Range: growing on calcareous clay gravels up drainage just north or transmission line corridor road, approx 2 mi. E. of Keaney Pass 35 deg. 35.724' N 115 deg. 31.198' W. Elev. 3805 ft. 1160 Comment
  LA99572  Mentzelia polita Barry A. Prigge; Robert F. Thorne 1978-5-10 3005 San Bernardino Clark Mountain Range, E of desert, W. of Shire Gypsum Deposits 1249 Comment
  RSA0015756  Mentzelia polita Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4906 San Bernardino Clark Mountains; approximately 1.3 air miles northwest of Umberci Mine. 1166 Comment
  RSA0015769  Mentzelia polita Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4930 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  RSA0104195  Mentzelia polita Duncan S. Bell, Evan Meyer 2015-4-29 8110 San Bernardino Clark Mountains; BLM section; approximately 2.25 air miles east northeast of Keany Pass, or approx. 2.5 air miles southwest of Umberci Mine. 1236 Comment
  RSA0117798  Mentzelia polita Duncan S. Bell, Valentin Arvizu 2009-6-12 360 San Bernardino Clark Mountains: in the vicinity of the Umberci Mine area. 1227 Comment
  RSA269721  Mentzelia polita Barry A. Prigge 1972-8-31 400 San Bernardino Near Keany Pass, 8.8 miles N of Mt Pass 1463 Comment
  RSA275882  Mentzelia polita Robert F. Thorne, Walter Wisura, Barry A. Prigge 1977-5-28 49214 San Bernardino Clark Mtn. Range: Powerline Rd. near Keany Pass. 1433 Comment
  RSA279218  Mentzelia polita Barry A. Prigge, Robert F. Thorne 1978-5-10 3005 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1250 Comment
  UCR195825  Mentzelia polita Jim Andre, T. La Doux, G. L. Clifton 2007-11-9 8674 San Bernardino Clark Mountain Range, c. 0.4 mi north of transmission line corridor, c. 2.5 mi east-northeast of Keaney Pass, in the Mesquite Wilderness 1357 Comment
  UCR196076  Mentzelia polita Jim Andre 2008-4-29 8791 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.5 mi east of Keany Pass, 5-6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1220 Comment
  UCR211133  Mentzelia polita Jim Andre 2008-4-23 10327 San Bernardino Eastern Mojave Desert, Clark Mountain Range, drainage just N of transmission line corridor road, c. 2 miles east of Keaney Pass 1160 Comment
  LA103817  Mentzelia pterosperma Robert F. Thorne; Barry A. Prigge 1978-5-11 51397 San Bernardino Clark Mountain Range, Shire Gypsum Deposit 1051 Comment
  RSA279219  Mentzelia pterosperma Barry A. Prigge, Robert F. Thorne 1978-5-10 2987 San Bernardino E. Mojave Desert, Clark Mountains: Shire Gypsum Deposits area. 1220 Comment
  RSA339811  Mentzelia pterosperma Robert F. Thorne 1978-5-11 51397 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  UCR43360  Mentzelia pterosperma R. F. Thorne, B. A. Prigge 1978-5-11 51397 San Bernardino Eastern Mojave Desert, north Clark Mountain, Shire Gypsum Deposit 1189 Comment
  UCR215013  Microseris lindleyi A. C. Sanders, Florence Caplow 2010-5-5 38297 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  UCR215016  Mimulus bigelovii A. C. Sanders, Florence Caplow 2010-5-5 38301 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  RSA279244  Mimulus bigelovii var. bigelovii Barry A. Prigge, Robert F. Thorne 1978-5-10 2998 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1250 Comment
  RSA420939  Mimulus bigelovii var. bigelovii R. S. Woglum 1939-5-14 2369 San Bernardino Mojave Desert: Clark Mountains. Comment
  CLARK-A1528-4228  Mimulus rubellus John C. Roos 1949-5-29 4377 San Bernardino Clark Mountain 1676 Comment
  RSA278683  Mimulus rubellus Barry A. Prigge, Robert F. Thorne 1978-5-9 2981 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  RSA279247  Mimulus rubellus Barry A. Prigge, Robert F. Thorne 1978-5-27 3055 San Bernardino Clark Mountain Range: Forsellesia Canyon, above Juniper Claims. 1723 Comment
  RSA47438  Mimulus rubellus J. C. Roos, Lucille Roos 1949-5-29 4377 San Bernardino Coliseum Mine, Clark Mountain. 1677 Comment
  UCR38932  Mirabilis albida B. A. Prigge, M. O. Bagley 1984-9-12 5981 San Bernardino Eastern Mojave Desert, Clark Mountain Range: 5.3-5.8 mi north of Mountain Pass, 0.5-1.0 mi south of Green's Well. 1707 Comment
  CLARK-A1528-3279  Mirabilis froebelii John C. Roos 1949-5-29 4379 San Bernardino Clark Mountains Comment
  RSA464262  Mirabilis laevis var. villosa Christopher Davidson 1977-5-28 5745 San Bernardino North side of Clark Mountain, along Powerline Road, vicinity of Keany Pass. 1387 Comment
  UCR182620  Mirabilis multiflora Mitch Provance, M. O. Bagley 2001-5-4 4834 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR213594  Mirabilis multiflora A. C. Sanders, Florence Caplow 2010-5-5 38327 San Bernardino Eastern Mojave Desert, Ivanpah Valley, north of limestone hill emerging from alluvium below Clark Mountain, toward dirt road from Primm, NV, 6.4 km NW (296 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1021 Comment
  UC1459347  Mirabilis multiflora var. pubescens George E. Pilz with John Strother 1972-5-13 782 San Bernardino Keany Pass; Clark Mt Range 1493 Comment
  RSA47309  Mirabilis pumila J. C. Roos 1949-6-25 4491 San Bernardino In gravelly wash, north side of Clark Mtn., near Colisseum Mine. 1738 Comment
  GMDRC2500  Mortonia utahensis J. Andre, G. L. Clifton 2007-11-9 8659 San Bernardino Clark Mountain Range: along transmission line corridor, just E. of Keaney Pass, in the Mesquite Wilderness, growing in limestone/gypsum gravel.. Elev. 4028 ft. 1228 Comment
  GMDRC2514  Mortonia utahensis J. Andre, G. L. Clifton,T. La Doux 2007-11-9 8676 San Bernardino Clark Mountain Range: approx 0.4 mi N. of transmission line corridor, approx 2.5 mi ENE of Keaney Pass, in the Mesquite Wilderness, growing stoney ridgetop.. Elev. 4450 ft. 1357 Comment
  HSC65719  Mortonia utahensis R. F. Thorne, C. W. Tilforth 1974-5-28 44540 San Bernardino E Mojave Desert, Clark Mtns., 5.3 mi. W of state line (Nevada), along power line road 1006 Comment
  RSA279196  Mortonia utahensis B. A. Prigge, R. F. Thorne, et al. 1978-5-10 2985 San Bernardino E. Mojave Desert, Clark Mountains: Shire Gypsum Deposits area. 1220 Comment
  RSA279823  Mortonia utahensis R. F. Thorne, C. W. Tilforth 1974-5-28 44540 San Bernardino East Mojave Desert: 5.3 miles west of State Line (Nevada) along powerline road. 1005 Comment
  RSA279824  Mortonia utahensis R. F. Thorne 44536 San Bernardino Clark Mountains; 6.8 miles W. of State Line (Nev.) 1098 Comment
  RSA339805  Mortonia utahensis R. F. Thorne, Barry Prigge, et al. 1978-5-11 51434 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  RSA430086  Mortonia utahensis Robert Gustafson, Sterling Keeley 1982-5-23 2617 San Bernardino Power Line Road, ca. 7 miles west of Stateline 1220 Comment
  RSA735136  Mortonia utahensis J. Andre, G. L. Clifton 2007-11-9 8659 San Bernardino Clark Mountain Range: along transmission line corridor, just E. of Keaney Pass, in the Mesquite Wilderness. On E-facing rocks. approx. 0.4 mi. N. of transmission line. 1228 Comment
  RSA745359  Mortonia utahensis Duncan S. Bell, Valentin Arvizu 2009-6-13 367 San Bernardino Clark Mountains: west of Umberci Mine Road along a steep limestone slope. 1098 Comment
  RSA745368  Mortonia utahensis Duncan S. Bell, Valentin Arvizu 2009-6-12 362 San Bernardino Clark Mountains: in the vicinity of the Umberci Mine area. 1227 Comment
  SD123488  Mortonia utahensis Robert F. Thorne, C. W. Tilforth 1974-5-28 44540 San Bernardino Clark Mountains; 5.3 miles west of state line. 1004 Comment
  UCR175405  Mortonia utahensis Jim Andre, G. L. Clifton 2006-4-28 7460 San Bernardino Eastern Mojave Desert, Clark Mountain: canyon 0.3 mi west of the Umberci Mine, in the Mesquite Wilderness Area c. 4 mi east of Clark Mtn and c. 5 mi WNW of Primm, NV 1080 Comment
  UCR182629  Mortonia utahensis Mitch Provance, M. O. Bagley 2001-5-4 4848 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR195833  Mortonia utahensis Jim Andre, T. La Doux, G. L. Clifton, 2007-11-9 8659 San Bernardino Clark Mountain Range, along transmission line corridor, just east of Keaney Pass, in the Mesquite Wilderness 1228 Comment
  UCR195834  Mortonia utahensis Jim Andre, T. La Doux, G. L. Clifton, 2007-11-9 8676 San Bernardino Clark Mountain Range, c. 0.4 mi north of transmission line corridor, c. 2.5 mi east-northeast of Keaney Pass, in the Mesquite Wilderness 1357 Comment
  UCR32917  Mortonia utahensis B. A. Prigge, R. F. Thorne 1978-5-10 2985 San Bernardino Eastern Mojave Desert, Clark Mountain, Shire Gypsum deposits area 1254 Comment
  UCR89734  Mortonia utahensis J. M. Stewart 1993-4-24 708 San Bernardino Eastern Mojave Desert, 8 mi west of Stateline on road to Keany Pass, Clark Mountain 1350 Comment
  CLARK-A1528-4746  Muhlenbergia arsenei John C. Roos, Alfred R. Roos 1950-8-5 4896 San Bernardino Clark Mountain Range 1737 Comment
  RSA61540  Muhlenbergia arsenei J. C. Roos 1950-8-5 4896 San Bernardino north slope Clark Mts. about 1 1/2 miles S.W. of Coliseum Mine, eastern Mojave Desert. 1706 Comment
  UC1023414  Muhlenbergia arsenei J. C. and A. R. Roos 1950-8-5 4896 San Bernardino 1 1/2 mi. s.w. Coliseum Mine; Mojave Desert, Clark Mts. 1737 Comment
  GMDRC2536  Muhlenbergia fragilis J. Andre, T. La Doux, G. L. Clifton 2007-10-24 8721 San Bernardino Clark Mountain Range: W. edge of Colosseum Mine in undesturbed Joshua Tree Woodland.. Elev. 5368 ft. 1637 Comment
  RSA278923  Muhlenbergia fragilis B. A. Prigge 1977-10-9 2214 San Bernardino Clark Mountains, below corral 1570 Comment
  GMDRC2817  Muhlenbergia microsperma J. Andre 2008-4-29 9600 San Bernardino Clark Mountain Range: in Stateline Wilderness (E. Clark Range or Stateline Mtns) approx 3 mi. E. of Keany Pass, approx 0.5 mi. N. of transmission line road 35 deg. 35.962' N 115 deg. 31.397' W. Elev. 4002 ft. 1220 Comment
  UCR198955  Muhlenbergia microsperma Jim Andre 2008-4-29 9600 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.5 mi east of Keany Pass, 5-6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1220 Comment
  LA102991  Muhlenbergia minutissima Barry A. Prigge; Mark Bagley 1984-9-12 5987 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  UCR195938  Muhlenbergia minutissima Jim Andre, T. La Doux, G. L. Clifton 2007-10-24 8721 San Bernardino Mojave Desert, Clark Mountain Range, west edge of Colosseum Mine 1637 Comment
  SEINET3823250 Image available Muhlenbergia porteri A. C. Sanders, A. Howald, Onkar Singh, Chloe Scott, Eve Laeger, Russell Kokx, Bill Clark 2010-10-26 38655 Inyo Northeastern Mojave Desert, Pahrump Valley, north of Calvada Springs and Old Spanish Trail Hwy., west of Charleston View Rd. (Silver St.) and south of Ave. E (Calvada Springs 7.5'Q) T22N R10E Sec 28 SE 1/4 794 Comment
  UCR182551  Muhlenbergia porteri Mitch Provance 2001-5-5 4918 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  SEINET10464853  Nemacladus glanduliferus var. orientalis Barry A. Prigge 1978-5-27 Prigge 3060 San Bernardino Forsellesia Canyon, above Juniper Claims, Clark Mountain Range, east Mojave Desert 1722 Comment
  HSC82727  Nemacladus orientalis R. F. Thorne, B. A. Prigge, et al. 1978-5-11 51429 San Bernardino N Clark Mtns., Shire Gypsum Deposit, E Mojave Desert. 1052 Comment
  RSA279194  Nemacladus orientalis B. A. Prigge, R. F. Thorne, et al. 1978-5-10 3007 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1249 Comment
  RSA279195  Nemacladus orientalis B. A. Prigge, R. F. Thorne, et al. 1978-5-27 3060 San Bernardino Clark Mountain Range: Forsellesia Canyon, above Juniper Claims. 1723 Comment
  RSA339827  Nemacladus orientalis R. F. Thorne, Barry Prigge, et al. 1978-5-11 51429 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  UC1478717  Nemacladus orientalis Barry Prigge, R. F. Thorne, et al. 1978-5-27 3060 San Bernardino above Juniper Claims (Forsellesia Canyon, Clark Mtn. Range, e Mojave Desert); Mojave Desert, Clark Mtn. Range 1722 Comment
  UCR183062  Nemacladus orientalis Mitch Provance 2001-5-4 4841 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR183068  Nemacladus orientalis Mitch Provance 2001-5-5 4934 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR33001  Nemacladus orientalis B. A. Prigge, R. F. Thorne, et al 1978-5-27 3060 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims 1723 Comment
  RSA13095  Nicotiana attenuata Carl B. Wolf 1935-10-7 7612 San Bernardino Clark Mtns. Just west of Coliseum Mine. 1555 Comment
  RSA269752  Nicotiana attenuata Barry A. Prigge 1973-7-8 1251 San Bernardino Clark Mountain Range, Greens Well, 6.3 miles N of Mt. Pass 1616 Comment
  RSA269753  Nicotiana attenuata Barry A. Prigge 1974-6-12 1593 San Bernardino NE San Bernardino Co., Clark Mt. Range, at corral near Green Well, ca. 6.5 mi. NNW of Mt. Pass. 1585 Comment
  CHSC35838  Nicotiana obtusifolia Barry Prigge 1973-4-28 770 San Bernardino NE San Bernardino. Ivanpah Valley, ca 7 miles NE of Mt Pass. 944 Comment
  RSA269749  Nicotiana obtusifolia Barry A. Prigge 1973-4-29 828 San Bernardino NE San Bernardino Co. Clark Mt. range 11.25 mi. NNE of Mt Pass, between Shire Gymsum Deposit and Umberci Mine 1341 Comment
  RSA269754  Nicotiana obtusifolia Barry A. Prigge 1974-4-24 1388 San Bernardino Clark Mt Range, ca 9.8 miles NNE of Mt Pass and 1.4 miles SE of Umberci Mine 976 Comment
  UCR175250  Notholaena jonesii Jim Andre, G. L. Clifton 2006-3-16 7315 San Bernardino Eastern Mojave Desert, Clark Mountain: above Umberci Mine, c. 4 mi east of Kearny Pass and 5 miles WNW of Primm, NV 1063 Comment
  RSA0016129  Oenothera cavernae Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4926 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  RSA0098805  Oenothera cavernae Duncan S. Bell, Evan Meyer 2015-4-28 8107 San Bernardino Clark Mountains; BLM section; approximately 1.5 air miles west northwest of Umberci Mine. 1155 Comment
  RSA762190  Oenothera cavernae Jim Andre 2007-4-17 10317 San Bernardino Ivanpah Valley: East Clark Range, approx. 4.5 miles WNW of Primm, NV, just N of transmission line corridor (road to Keaney Pass) 1159 Comment
  UCR195781  Oenothera cavernae Jim Andre, T. La Doux 2007-10-12 8792 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.0 mi east of Keany Pass, 6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1220 Comment
  UCR196071  Oenothera cavernae Jim Andre 2008-4-29 8788 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.5 mi east of Keany Pass, 5-6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1220 Comment
  UCR196074  Oenothera cavernae Jim Andre 2008-4-29 8795 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.0 mi east of Keany Pass, 6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1255 Comment
  UCR250728  Oenothera cavernae Jim Andre 2008-4-3 20000 San Bernardino Clark Mountain Range, eastern end of range in Stateline Wilderness area, 0.6 mi. N. of major transmission line corridor, 3 mi. east of Keany Pass 1352 Comment
  UCR183064  Oenothera cespitosa subsp. crinita Mitch Provance 2001-5-5 4892 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR183097  Oenothera cespitosa subsp. crinita Mitch Provance 2001-5-4 4840 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  RSA269574  Oenothera cespitosa subsp. marginata Barry A. Prigge 1973-5-26 1064 San Bernardino Clark Mountains Range, Colosseum Gorge, 6 miles N of mt pass 1433 Comment
  UCR211115  Oenothera cespitosa subsp. marginata Jim Andre 2008-4-23 10335 San Bernardino Eastern Mojave Desert, Clark Mountain Range, NE side of Clark Mtn at Green's Well, just west of Colosseum Mine on slopes behind old homestead site 1498 Comment
  GMDRC3147  Oenothera cespitosa var. marginata J. Andre 2008-4-23 10335 San Bernardino Clark Mountain Range: northeast side of Clark Mtn at Green's Well, just W. of Colosseum Mine on slopes behind old homestead site 35 deg. 33.652' N 115 deg. 34.352' W. Elev. 4912 ft. 1498 Comment
  UCD170706  Oenothera suffrutescens Mitch Provance 2001-5-5 4927 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines. 1494 Comment
  RSA0092770  Opuntia phaeacantha Jim M. Andre 2014-6-5 28307 San Bernardino Clark Mountain Range; Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1627 Comment
  GMDRC2097  Opuntia polyacantha var. erinacea J. Andre, G. L. Clifton 2006-4-28 7461 San Bernardino Clark Mtn: in canyon 0.3 mi. W. of the Umberci Mine, in the Mesquite Wilderness Area about 4 mi. east of Clark Mtn, and about 5 mi. WNW of Primm, Nev.. Elev. 1080 m. 1080 Comment
  RSA0059262  Orobanche arizonica Barry A. Prigge, Robert F. Thorne, et al. 1978-5-10 2984 San Bernardino E. Mojave Desert, Clark Mtn. Range: Shire Gypsum Deposits area. 1219 Comment
  UC1478753  Orobanche fasciculata Barry Prigge and R. F. Thorne, et al. 1978-5-27 3046 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon , above Juniper Claims. Comment
  UCR33476  Orobanche fasciculata B. A. Prigge, R. F. Thorne 1978-5-27 3046 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims 1723 Comment
  UCR60638  Orobanche multiflora var. arenosa R. F. Thorne, Larry E. DeBuhr, W. Wisura, B. A. Prigge 1977-6-23 49440 San Bernardino Eastern Mojave Desert, Clark Mountain Range: Colosseum Gorge 1585 Comment
  JEPS79687  Orobanche parishii Barry A. Prigge, Robert F. Thorne, L. DeBuhr, and W. Wisura 1977-6-23 1942 San Bernardino near seep in Colosseum Gorge (up wash from seep); e. Mojave Desert, Clark Mt. Range. San Bernardino Co. 1524 Comment
  RSA288838  Orobanche parishii Robert F. Thorne, Larry E. DeBuhr, W. Wisura, B. A. Prigge 1977-6-23 49440 San Bernardino Clark Mountain Range: Colosseum Gorge 1585 Comment
  UC1478830  Orobanche parishii subsp. parishii Robert F. Thorne, L. DeBuhr, W. Wisura and B. Prigge 1977-6-23 49440 San Bernardino E Mohave Desert, Clark Mountain Range, Colosseum Gorge Colosseum Gorge; E Mohave Desert, Clark Mountain Range, Colosseum Gorge 1584 Comment
  CLARK-A1528-3280  Oxybaphus pumilus John C. Roos 1949-6-25 4491 San Bernardino Clark Mountains 1737 Comment
  CAS-BOT-BC317034  Packera multilobata H. D. Ripley; R. C. Barneby 1945-5-25 6376 San Bernardino Coliseum Mine, Clark Mt. 1066 Comment
  RSA269886  Packera multilobata B. A. Prigge 1974-4-24 1403 San Bernardino Clark Mt Range, ca. 8.8 miles N of Mt Pass, just E of Keany Pass. 1432 Comment
  JEPS123628  Pectis papposa var. papposa J. Andre, T. La Doux, G. L. Clifton 2007-10-24 8717 San Bernardino Ivanpah Valley, W side of Ivanpah Valley along Yates Well Road, near base of Colosseum Gorge, approx. 2.5 miles N. Comment
  UCR195940  Pectis papposa var. papposa Jim Andre, T. La Doux, G. L. Clifton 2007-10-24 8717 San Bernardino Mojave Desert, west side of Ivanpah Valley along Yates Well Road, near base of Colosseum Gorge, c. 2.5 mi north of Hwy I-15 1159 Comment
  RSA269379  Pectocarya heterocarpa B. A. Prigge 1973-4-28 773 San Bernardino Ivanpah Valley, 7 (air) miles NE of Mountain Pass 945 Comment
  RSA339841  Pectocarya heterocarpa R. F. Thorne, B. Prigge 1978-5-11 51417 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA269381  Pectocarya setosa B. A. Prigge 1974-4-23 1372 San Bernardino NE San Bernardino C. Clark Moutains Range, 5.3 miles NNE of Mt. Pass , 1/8 miles E of Ivanpah Springs. 1220 Comment
  UCR215017  Pectocarya setosa A. C. Sanders, Florence Caplow 2010-5-5 38302 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  POM308491  Penstemon eatonii subsp. eatonii Henry J. Ramsey, Henry J. Ramsey 1940-5-25 3080 San Bernardino Clark Mountain region, near power-line. Comment
  POM187344  Penstemon eatonii subsp. undosus E. C. Jaeger 1933-6-13 s.n. San Bernardino East side of Clark Mts., eastern San Bernardino Co. 1524 Comment
  RSA44238  Penstemon eatonii subsp. undosus J. C. Roos 1949-5-29 3527 San Bernardino Edge of rocky was, north slope of Clark Mountain 1646 Comment
  RSA0065587  Penstemon eatonii var. eatonii Jim Andre 2014-6-5 28308 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  POM308492  Penstemon palmeri Henry J. Ramsey, Henry J. Ramsey 1940-5-25 3079 San Bernardino Clark Mountain region, near power-line. Comment
  RSA275735  Penstemon palmeri Robert F. Thorne, Walter Wisura, Christopher Davidson, Barry A. Prigge 1977-5-28 49213 San Bernardino Clark Mtn. Range: Powerline Rd. near Keany Pass. 1433 Comment
  RSA401840  Penstemon palmeri Christopher Davidson 1977-5-28 5752 -a San Bernardino North side of Clark Mountain, along Powerline Road, vicinity of Keany Pass 1387 Comment
  UCR182546  Penstemon palmeri Mitch Provance 2001-5-5 4899 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA0043286  Penstemon palmeri var. palmeri Jim Andre 2014-6-5 28297 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  SD248241  Penstemon palmeri var. palmeri J. M. Andre 2014-6-5 28297 San Bernardino Clark Mountain Range; Mojave National Preserve, northeast side of range, along Greens Well Road, 0.5 mile southwest of Colosseum Mine area. 1627 Comment
  CAS-BOT-BC239669  Penstemon thompsoniae Carl B. Wolf 1935-5-28 7071 San Bernardino Mojave Desert, Clark Mt. 1 mi. So. of Coliseum Mine 1828 Comment
  CAS-BOT-BC239670  Penstemon thompsoniae Carl B. Wolf 1935-5-28 7071 San Bernardino Mojave Desert, Clark Mt. 1 mi. So. of Coliseum Mine 1828 Comment
  GH367554  Penstemon thompsoniae C. B. Wolf 1935-5-28 7071 Unknown Mojave Desert, Clark Mt., 1 mi. so. of Coliseum Mine. 1828 Comment
  OBI36206  Penstemon thompsoniae Barry A. Prigge, R. F. Thorne, L. DeBuhr, & W. Wisura, W. Wisura 1977-6-24 1951 B San Bernardino E. Mojave Desert, Clark Mt Range: near Juniper Claims, ca. 5.6 air mi NNW of Mtn Pass Comment
  RSA275973  Penstemon thompsoniae Robert F. Thorne, Larry E. DeBuhr, Walter Wisura, Barry A. Prigge 1977-6-24 49471 San Bernardino Clark Mountain: ridge of dolomitized limestone just S of Frank Curtis' Mine 1768 Comment
  RSA279246  Penstemon thompsoniae Barry A. Prigge, Robert F. Thorne 1978-5-27 3065 San Bernardino Clark Mounatin: Forsellesia Canyon, above Juniper Claims. 1738 Comment
  UC1478624  Penstemon thompsoniae Barry A. Prigge 1977-10-9 2204 San Bernardino just s Juniper Claims (Clark Mtn Range, ne San Bernardino County); e Mojave Desert, Clark Mountain Range 1722 Comment
  UC1478683  Penstemon thompsoniae Barry A. Prigge, R. F. Thorne, L. DeBuhr, and W. Wisura 1977-6-24 1951 B San Bernardino ca 5.6 air mi nnw Mountain Pass (near Juniper Claims, e Mojave Desert, ne San Bernardino Co.); e Mojave Desert, Clark Mountain Range 1737 Comment
  UC1478713  Penstemon thompsoniae Barry A. Prigge, R. F. Thorne, et al. 1978-5-27 3065 San Bernardino above Juniper Claims (Forsellesia Canyon, e Mojave Desert); e Mojave Desert, Clark Mountain Range 1737 Comment
  UCR136944  Penstemon thompsoniae R. F. Thorne, Larry E. DeBuhr, W. Wisura, B. A. Prigge 1977-6-24 49471 San Bernardino Eastern Mojave Desert, Clark Mountain Range: just south of Frank Curtis' mine (Juniper Claims) 1768 Comment
  UCR32270  Penstemon thompsoniae B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-24 1951 B San Bernardino Eastern Mojave Desert, Clark Mountain Range, near Juniper Claims, c. 5.6 air mi. NNW of Mountain Pass 1738 Comment
  UCR33471  Penstemon thompsoniae B. A. Prigge, R. F. Thorne 1978-5-27 3065 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims 1723 Comment
  RSA725955  Penstemon utahensis Mitch Provance 2001-5-5 4871 San Bernardino Clark Mountai: Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes S of the electric transmission lines. 457 Comment
  UCR183086  Penstemon utahensis Mitch Provance 2001-5-5 4871 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA735143  Perityle intricata J. Andre, Glenn L. Clifton 2007-11-9 8663 San Bernardino Clark Mountain Range: along transmission line corridor, just E. of Keaney Pass, in the Mesquite Wilderness. On E-facing rocks. approx. 0.4 mi. N. of transmission line. 1228 Comment
  GMDRC2503  Perityle megalocephala var. oligophylla J. Andre, G. L. Clifton 2007-11-9 8663 San Bernardino Clark Mountain Range: along transmission line corridor, just E. of Keaney Pass, in the Mesquite Wilderness, growing in limestone/gypsum gravel.. Elev. 4028 ft. 1228 Comment
  GMDRC2929  Perityle megalocephala var. oligophylla J. Andre, G. L. Clifton & T. La Doux 2008-9-23 9802 San Bernardino Clark Mountain Range: approx. 0.4 mi. S. of Ubeuchi Mine, eastern Clark Range, or 'Stateline Range', N. of major transmission line corridor in Ivanpah Valley, approx. 5 mi. E. of Keany Pass (N. Clark Mtn), 5 mi.W. of Primm, N. of I-40 35 deg. 36.495' N 115 deg. 29.091' W. Elev. 3389 ft. 1033 Comment
  JEPS123578  Perityle megalocephala var. oligophylla J. Andre, G. L. Clifton 2007-11-9 8663 San Bernardino Clark Mountain Range, along transmission line corridor, just E of Keaney Pass, in Mesquite Wilderness. Comment
  UCR195815  Perityle megalocephala var. oligophylla Jim Andre, G. L. Clifton 2007-11-9 8663 San Bernardino Clark Mountain Range, along transmission line corridor, just east of Keaney Pass, in the Mesquite Wilderness 1228 Comment
  UCR211534  Perityle megalocephala var. oligophylla Jim Andre, T. La Doux, G. L. Clifton 2008-9-23 9812 San Bernardino Mojave Desert, Ivanpah Valley, Umberci Mine, c. 1 mi north of major transmission line 1030 Comment
  GMDRC6180  Petradoria pumila var. pumila J. M. Andre 2014-6-5 28309 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1627 Comment
  RSA0065588  Petradoria pumila var. pumila Jim Andre 2014-6-5 28309 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  UCR268681  Petradoria pumila var. pumila Jim Andre 2014-6-5 28309 San Bernardino Northern Mojave Desert, Clark Mountain Range, Mojave National Preserve, northeast side of range, along Greens Well Road, 0.5 mi southwest of Colosseum Mine area 1627 Comment
  HSC65773  Peucephyllum schottii B. A. Prigge, R. F. Thorne, et al. 1978-5-10 2989 San Bernardino Clark Mtns, Shire Gypsum deposits area 1254 Comment
  RSA275880  Peucephyllum schottii R. F. Thorne, Walter Wisura, B. A. Prigge, Christopher Davidson 1977-5-28 49216 San Bernardino E Mojave Desert, Clark Mtn. Range: c. 1/4 mi NE of junction of Umberci Mine rd. & Powerline rd. 975 Comment
  RSA278685  Peucephyllum schottii B. A. Prigge, Robert F. Thorne 1978-5-10 2989 San Bernardino E. Mojave Desert, Clark Mountains: Shire Gypsum Deposits area. 1220 Comment
  RSA339806  Peucephyllum schottii R. F. Thorne, B. A. Prigge 1978-5-11 51435 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA657262  Peucephyllum schottii James Henrickson 1981-4-25 18806 San Bernardino 45 air miles NE of Baker in Mojave Desert, on W-facing limestone outcrop of road from Searchlight (now Primm) Nev, to umberci Mine, 5 miles W of Stateline 976 Comment
  UC1478761  Peucephyllum schottii Barry Prigge, R. F. Thorne, et al. 1978-5-10 2989 San Bernardino Shire Gypsum Deposits area, e Mojave Desert Mojave Desert, Clark Mtn. Range 1219 Comment
  UC1483306  Peucephyllum schottii Robert F. Thorne, W. Wisura, C. Davidson, and B. Prigge 1977-5-28 49216 San Bernardino 0.25 mi ne junction of Umberci Mine rd and power line rd (e Mojave Desert, e San Bernardino Co.); Mojave Desert, Clark Mt. Range 975 Comment
  UCR32431  Peucephyllum schottii B. A. Prigge, R. F. Thorne, et al. 1978-5-10 2989 San Bernardino Eastern Mojave Desert, Clark Mountain, west of Shire Gypsum deposits 1250 Comment
  RSA603250  Phacelia R. S. Woglum 1939-5-14 2370 San Bernardino Northern Mohave Desert: East Mohave National Scenic Area, Clark Mountains. Comment
  RSA278681  Phacelia affinis Barry A. Prigge, Robert F. Thorne 1978-5-9 2970 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  UC1478763  Phacelia affinis Barry Prigge, R. F. Thorne, et al. 1978-5-9 2970 San Bernardino below Juniper Claims; E. Mojave Desert, Clark Mtn. Range, Forsellesia Canyon 1615 Comment
  UCR33432  Phacelia affinis B. A. Prigge 1978-5-9 2970 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, below Juniper Claims 1616 Comment
  RSA26968  Phacelia ambigua Barry A. Prigge 1973-4-29 830 San Bernardino Clark Mt Range: 11 1/4 miles NNE of Mt. Pass, between Shire Gypsum Deposit and Umberci Mine. 1250 Comment
  GMDRC3146  Phacelia anelsonii J. Andre 2008-4-23 10331 San Bernardino Clark Mountain Range: along south side of transmission line corridor road at summit of Keaney Pass 35 deg. 35.682' N 115 deg. 34.16' W. Elev. 4912 ft. 1498 Comment
  RSA654456  Phacelia anelsonii Valerie L. Soza, Bart O'Brien 2000-5-16 927 San Bernardino Clark Mountains, north side, East Mojave Desert: 8.7 miles ENE of Kingston Road along powerline road at east side of Keany Pass. 1494 Comment
  SEINET6632589  Phacelia anelsonii Teague Embrey 2014-1 168 San Bernardino Ivanpah Valley. 1070 Comment
  UCR149500  Phacelia anelsonii Valerie Soza, B. O'Brien 2000-5-16 927 San Bernardino Eastern Mojave Desert, north side Clark Mountain, 8.7 miles E NE of Kingston Road along power line road at E side of Keany Pass 1494 Comment
  UCR211117  Phacelia anelsonii Jim Andre 2008-4-23 10331 San Bernardino Eastern Mojave Desert, Clark Mountain Range, along south side of transmission line corridor road at summit of Keaney Pass 1498 Comment
  HSC65751  Phacelia barnebyana B. A. Prigge, R. F. Thorne 1978-5-27 3062 San Bernardino Clark Mtns, Forsellesia Canyon, above Juniper Claims 1723 Comment
  RSA279208  Phacelia barnebyana Barry A. Prigge, Robert F. Thorne 1978-5-9 2979 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  RSA279212  Phacelia barnebyana Barry A. Prigge, Robert F. Thorne 1978-5-27 3062 San Bernardino Clark Mountain Range: Forsellesia Canyon, above Juniper Claims. 1723 Comment
  UC1478754  Phacelia barnebyana Barry Prigge, R. F. Thorne, et al. 1978-5-27 3062 San Bernardino above Juniper Claims; E. Mojave Desert, Clark Mtn. Range, Forsellesia Canyon 1722 Comment
  UCR33434  Phacelia barnebyana B. A. Prigge, R. F. Thorne 1978-5-9 2979 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, below Juniper Claims 1616 Comment
  UCR33435  Phacelia barnebyana B. A. Prigge, R. F. Thorne 1978-5-27 3062 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims 1723 Comment
  RSA0015770  Phacelia coerulea Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4931 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  UCR182591  Phacelia crenulata Mitch Provance 2001-5-5 4926 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA269687  Phacelia distans Barry A. Prigge 1974-5-10 1485 San Bernardino NE San Bernardino County, Clark Mt Range, 6.5 miles N of Mt Pass, 0.5 miles N of Green Well. 1616 Comment
  UCR183094  Phacelia distans Mitch Provance 2001-5-5 4868 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR195835  Phacelia distans Jim Andre, T. La Doux, G. L. Clifton, 2007-11-9 8689 San Bernardino Clark Mountain Range, dirt road on south side of Colosseum Mine, just west of Colosseum Gorge 1735 Comment
  UCR89738  Phacelia distans J. M. Stewart 1993-4-24 706 San Bernardino Eastern Mojave Desert, northern Clark Mountain, just east of Keany Pass on powerline road 1400 Comment
  UC1417512  Phacelia fremontii J. L. Strother 1972-5-13 1145 San Bernardino Coliseum Mine Clark Mts. 1676 Comment
  UCR182779  Phacelia fremontii Mitch Provance 2001-5-5 4931 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA269693  Phacelia rotundifolia Barry A. Prigge 1973-5-25 1047 San Bernardino NE San Bernardino County, Clark Mountain Range, Umberci Mine, 11 miles NNE of Mountain Pass. 1311 Comment
  RSA279211  Phacelia rotundifolia Barry A. Prigge, Robert F. Thorne 1978-5-10 2992 San Bernardino E. Mojave Desert, Clark Mountains: Shire Gypsum Deposits area. 1220 Comment
  RSA339821  Phacelia rotundifolia Robert F. Thorne, Barry A. Prigge 1978-5-11 51426 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  UCR215064  Phacelia rotundifolia A. C. Sanders, Florence Caplow 2010-5-5 38313 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  RSA0098806  Phacelia vallis-mortae Duncan S. Bell, Evan Meyer 2015-4-28 8106 San Bernardino Clark Mountains; BLM section; approximately 1.5 air miles west northwest of Umberci Mine. 1155 Comment
  RSA348918  Phacelia vallis-mortae Robert F. Thorne, Barry A. Prigge 1978-5-11 51400 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  UC1417539  Phacelia vallis-mortae J. L. Strother 1972-5-13 1144 San Bernardino Coliseum Mine Clark Mts. 1676 Comment
  UCR183087  Phacelia vallis-mortae Mitch Provance 2001-5-5 4888 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR192520  Phacelia vallis-mortae A. C. Sanders 2008-4-2 34691 San Bernardino Eastern Mojave Desert, Ivanpah Valley, foothills and alluvial slopes along powerline road from Primm to Keaney Pass 980 Comment
  UCSB71642  Phacelia vallis-mortae Thorne, Robert; Prigge, Barry 1978-5-11 San Bernardino N Clark Mountains; Shire Gypsum Deposit, E Mojave Desert 1188 Comment
  UCR33469  Philadelphus microphyllus subsp. stramineus B. A. Prigge 1978-5-27 3081 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims 1951 Comment
  UCR182545  Phlox Mitch Provance 2001-5-5 4900 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA583981  Phoradendron californicum Robert F. Thorne 1978-5-11 51399 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  UCR33483  Phoradendron juniperinum B. A. Prigge, R. F. Thorne, et al. 1978-5-9 2975 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, below Juniper Claims 1616 Comment
  RSA278687  Phoradendron juniperinum subsp. juniperinum Barry A. Prigge, Robert F. Thorne 1978-5-9 2975 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  RSA279250  Physalis crassifolia var. crassifolia Barry A. Prigge, Robert F. Thorne 1978-5-10 3001 San Bernardino Clark Mountains; W of Shire Gypsum Deposits. 1250 Comment
  RSA275971  Physalis hederifolia Robert F. Thorne, Larry E. DeBuhr, Walter Wisura, Barry A. Prigge 1977-6-24 49511 San Bernardino Clark Mt. Range: corral near Green's Mine Well on sandy gravelly soil. 1585 Comment
  CLARK-A1528-4362  Physalis hederifolia var. cordifolia John C. Roos 1948-9-18 4070 San Bernardino Clark Mountain 1615 Comment
  CLARK-A1528-4363  Physalis hederifolia var. cordifolia John C. Roos 1948-9-18 4070 San Bernardino Clark Mountain Comment
  UCR136965  Physalis hederifolia var. cordifolia R. F. Thorne, Larry E. DeBuhr, W. Wisura, B. A. Prigge 1977-6-24 49511 San Bernardino Eastern Mojave Desert, Clark Mountain Range: corral near Green's Mine Well 1585 Comment
  CAS-BOT-BC60700  Physaria Carl B. Wolf 1935-5-28 7073 San Bernardino Mojave Desert. Clark Mountain. 1 mile south of Coliseum Mine. 1828 Comment
  CLARK-A1528-2335  Physaria chambersii John C. Roos 1949-5-28 4331 San Bernardino Clark Mountain Range 1645 Comment
  GH379822  Physaria chambersii R. F. Thorne, L. E. Debuhr, W. Wisura & B. A. Prigge 1977-6-24 49470 Unknown E. Mojave Desert, Clark Mtn. Range: ridge of dolomitized limestone just S of Frank Curtis' mine (Juniper Claims) 1737 Comment
  RSA278674  Physaria chambersii B. A. Prigge, Robert F. Thorne 1978-5-9 2965 San Bernardino Clark Mountain Range: Forsellsia Canyon. Below Juniper Claims 1616 Comment
  RSA279185  Physaria chambersii B. A. Prigge, Robert F. Thorne 1978-5-27 3067 San Bernardino Clark Mounatin: Forsellesia Canyon, above Juniper Claims. 1738 Comment
  UCR33006  Physaria chambersii B. A. Prigge, R. F. Thorne, et al. 1978-5-9 2965 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, below Juniper Claims 1616 Comment
  CAS-BOT-BC60734  Physaria kingii subsp. latifolia Carl B. Wolf 1935-5-28 7074 San Bernardino Mojave Desert, Clark Mountain. 1 mile south of Coliseum Mine. 1828 Comment
  JEPS123564  Picradeniopsis multiflora J. Andre, T. La Doux, G. L. Clifton 2007-10-24 8711 San Bernardino Clark Mountain Range, E side of Clark Mountain, approx. 1 mile E of Forsellesia Canyon. Comment
  UC1010299  Picradeniopsis multiflora John C. Roos 1950-9-1 4955 San Bernardino Coliseum Mine, e Mohave Desert Mohave Desert, Clark Mts. 1615 Comment
  RSA22807  Pinus monophylla C. B. Wolf 1940-5-26 9619 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine. Ft. 1524 Comment
  RSA279758  Pinus monophylla Robert F. Thorne, C. W. Tilforth 1974-5-28 44524 San Bernardino East Mojave Desert: Clark Mountains, 1.8 miles up Coliseum Mine Road up from powerline road. 1616 Comment
  SD42242  Pinus monophylla Carl B. Wolf 1940-5-26 9619 San Bernardino Clark Mountain Coliseum Mine, Mojave Desert 1525 Comment
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Apr 24 2015
  UCR215008  Plagiobothrys arizonicus A. C. Sanders, Florence Caplow 2010-5-5 38292 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  RSA269383  Plagiobothrys jonesii B. A. Prigge 1973-4-28 774 San Bernardino Ivanpah Valley, 7 (air) miles NE of Mountain Pass 945 Comment
  UCR215069  Plagiobothrys jonesii A. C. Sanders, Florence Caplow 2010-5-5 38318 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  UCR235536  Plagiobothrys jonesii Jim Andre, Glenn L. Clifton, Tasha La Doux 2008-3-19 17598 San Bernardino Mohave Desert, north end of Ivanpah Valley, along powerline road at limestone hill 1018 Comment
  UCR250723  Plagiobothrys jonesii Jim Andre 2008-4-3 20005 San Bernardino Clark Mountain Range, eastern end of range in Stateline Wilderness area, 0.6 mi. N. of major transmission line corridor, 3 mi. east of Keany Pass 1352 Comment
  UCR32251  Plagiobothrys jonesii B. A. Prigge, R. F. Thorne, , Larry E. DeBuhr, W. Wisura 1977-6-23 1944 San Bernardino Eastern Mojave Desert, Clark Mountain Range, near seep in Colosseum Gorge 1524 Comment
  UCR182613  Plantago ovata Mitch Provance, M. O. Bagley 2001-5-4 4847 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  RSA339810  Plantago ovata var. fastigiata Robert F. Thorne, Barry A. Prigge 1978-5-11 51401 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  RSA279851  Pleuraphis jamesii R. F. Thorne 1974-5-28 44507 San Bernardino East Mojave Desert: Clark Mountains, 1.8 miles up Coliseum Mine Road up from powerline road. 1616 Comment
  RSA44253  Pleuraphis jamesii J. C. Roos 1949-5-29 3538 San Bernardino Clark Mountains: Coliseum Mine Comment
  RSA745373  Pleuraphis rigida Duncan S. Bell, Valentin Arvizu 2009-6-12 364 San Bernardino Clark Mountains: in the vicinity of the Umberci Mine area. 1227 Comment
  RSA279145  Poa fendleriana B. A. Prigge, Robert F. Thorne 1978-5-27 3075 San Bernardino E Mojave Desert, Clark Mtn, Forsellesia Canyon, above Juniper claims 1768 Comment
  CAS-BOT-BC300567  Poa fendleriana subsp. longiligula Carl B. Wolf 1935-5-28 7068 San Bernardino Mojave Desert, Clark Mt. 1 mi. So. of Coliseum Mine 1828 Comment
  CHSC35450  Poa fendleriana subsp. longiligula Barry Prigge 1974-5-10 1477 San Bernardino Clark Mt Range, Fir Cyn, ca 5.8 miles NNW of Mt Pass. 1706 Comment
  UCR32250  Polypogon monspeliensis B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-23 1943 San Bernardino Eastern Mojave Desert, Clark Mountain Range, near seep in Colosseum Gorge 1524 Comment
  RSA275441  Polypogon viridis R. F. Thorne, Larry E. DeBuhr, Walter Wisura, B. A. Prigge 1977-6-23 49451 San Bernardino Clark Mountains: Colosseum Gorge 1524 Comment
  JEPS123603  Prenanthella exigua J. Andre 2008-4-29 9602 San Bernardino Clark Mountain Range, in Stateline Wilderness (E Clark Range or Stateline Mountains) approx. 3 miles E of Keany Pass, approx. 0.5 N of transmission line road. Comment
  RSA0098803  Prenanthella exigua Duncan S. Bell, Evan Meyer 2015-4-28 8109 San Bernardino Clark Mountains; BLM section; approximately 1.5 air miles west northwest of Umberci Mine. 1155 Comment
  UCR198951  Prenanthella exigua Jim Andre 2008-4-29 9594 San Bernardino Mojave Desert, Ivanpah Valley, just north of major transmission line, c. 3.0 mi east of Keany Pass, 6 mi west of Primm, in the Mesquite Wilderness, east of Clark Mountain Range 1255 Comment
  RSA23485  Prunus fasciculata Carl B. Wolf 1940-5-26 9604 San Bernardino 0.5 mi. west of Clark Mt. Coliseum Mine. 1524 Comment
  SD235011  Prunus fasciculata A. C. Sanders, Jim Andre, M. O. Bagley, A. Howald, et al. 2008-3-19 34430 San Bernardino Eastern Mojave Desert: Ivanpah Valley near foot of Clark Mountain, 3 miles (air) south of Umberci Mine, 2.5 miles NE of Whiskey Spring (Ivanpah Lake 7.5' Q) 1050 Comment
  UCR194521  Prunus fasciculata A. C. Sanders, Jim Andre, M. O. Bagley, A. Howald, et al 2008-3-19 34430 San Bernardino Eastern Mojave Desert, Ivanpah Valley near foot of Clark Mtn., 3 mi. (air) south of Umberci Mine, 2.5 mi. NE of Whiskey Spring 1050 Comment
  UCR213490  Prunus fasciculata A. C. Sanders, Florence Caplow 2010-5-5 38303 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10 km SW (247 deg. ) of Primm, NV, 6.1 km NW (291 deg. ) of Primm Valley Golf Club, 7.9 km W of I-15 1021 Comment
  UCR215071  Prunus fasciculata A. C. Sanders, Florence Caplow 2010-5-5 38305 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  CAS-BOT-BC158313  Prunus fasciculata var. fasciculata Carl B. Wolf 1940-5-26 9604 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1/2 mi. west of) 1524 Comment
  RSA0114672  Psathyrotes Anonymous 1998-6-9 s.n. San Bernardino On desert pavement. SW of Bear Poppy Saddle. Comment
  POM308527  Psilostrophe cooperi Henry J. Ramsey, Ramsey 1940-5-25 3168 San Bernardino Clark Mountain region, near power-line. Comment
  RSA269882  Psilostrophe cooperi B. A. Prigge 1973-7-8 1250 San Bernardino Clark Mountain Range, Greens Well, 6.3 miles N of Mt. Pass 1616 Comment
  UC625681  Psilostrophe cooperi Annie M. Alexander 1939-5-13 481 San Bernardino n slope Clark Mt. (power line road) 1402 Comment
  UCR182588  Psilostrophe cooperi Mitch Provance 2001-5-5 4928 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR215026  Psilostrophe cooperi A. C. Sanders, Florence Caplow 2010-5-5 38289 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  UCR273517  Psorothamnus arborescens var. minutifolius Mitch Provance 2001-5-5 4925 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR182552  Purshia glandulosa Mitch Provance 2001-5-5 4916 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR32247  Purshia glandulosa B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-23 1939 San Bernardino Eastern Mojave Desert, Clark Mountain Range, above seep in Colosseum Gorge 1555 Comment
  POM306738  Purshia stansburyana Henry J. Ramsey, Henry J. Ramsey 1940-5-25 1660 San Bernardino Clark Mountain region, near power-line. Comment
  RSA0047582  Purshia stansburyana Jim Andre 2014-6-5 28304 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  RSA269435  Purshia stansburyana Barry A. Prigge 1973-5-26 1096 San Bernardino Clark Mt. Range. Ca. 0.5 mile S of Greens Well, 5.5 miles N of Mt Pass. 1677 Comment
  SD248235  Purshia stansburyana J. M. Andre 2014-6-5 28304 San Bernardino Clark Mountain Range; Mojave National Preserve; northeast side of range, along Greens Well Rd., 0.5 mile southwest of Colosseum Mine area. 1627 Comment
  POM306739  Purshia tridentata var. glandulosa Henry J. Ramsey, Henry J. Ramsey 1940-5-25 1659 San Bernardino Clark Mountain region, near power-line. Comment
  RSA23551  Purshia tridentata var. glandulosa Carl B. Wolf 1940-5-25 9593 San Bernardino Clark Mountains, Coliseum Mine 1524 Comment
  RSA275427  Purshia tridentata var. glandulosa Robert F. Thorne, Larry E. DeBuhr, Walter Wisura, Barry A. Prigge 1977-6-23 49443 San Bernardino Clark Mountain Range: Colosseum Gorge 1585 Comment
  RSA279805  Purshia tridentata var. glandulosa Robert F. Thorne, C. W. Tilforth 1974-5-28 44522 San Bernardino East Mojave Desert: Clark Mountains, 1.8 miles up Coliseum Mine Road up from powerline road. 1616 Comment
  SD42232  Purshia tridentata var. glandulosa Carl B. Wolf 1940-5-25 9593 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine 1524 Comment
  POM308339  Rhus trilobata var. anisophylla Henry J. Ramsey, Henry J. Ramsey 1940-5-26 3044 San Bernardino Clark Mt. Region, below Colosseum Mine. Comment
  CAS-BOT-BC108740  Ribes cereum Carl B. Wolf 1935-5-28 7076 San Bernardino Mojave Desert, Clark Mountain 1 mile south of Coliseum Mine. 1828 Comment
  CAS-BOT-BC108745  Ribes cereum Barry Prigge; R. F. Thorne; et al. 1978-5-27 3080 San Bernardino East Mojave Desert, Clark Mountain Range. Forsellesia Canyon, above Juniper Claims. 1950 Comment
  HSC65752  Ribes cereum B. A. Prigge, R. F. Thorne, et al. 1978-5-27 3080 San Bernardino Clark Mountain, Forsellesia Canyon, above Juniper Claims 1951 Comment
  LA205423  Ribes cereum Carl B. Wolf; 1935-5-28 7076 San Bernardino Clark Mountain Range, 1 mi. S of Coliseum Mine 1828 Comment
  UCR33470  Ribes cereum var. cereum B. A. Prigge, R. F. Thorne, et al. 1978-5-27 3080 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims 1951 Comment
  UCR175406  Rumex hymenosepalus Jim Andre, G. L. Clifton 2006-4-28 7464 San Bernardino Eastern Mojave Desert, Clark Mountain: canyon 0.3 mi west of the Umberci Mine, in the Mesquite Wilderness Area c. 4 mi east of Clark Mtn and c. 5 mi WNW of Primm, NV 1080 Comment
  RSA269611  Salazaria mexicana Barry A. Prigge 1974-4-24 1391 San Bernardino Clark Mt Range, ca 9.8 miles NNE of Mt Pass and 1.4 miles SE of Umberci Mine 976 Comment
  RSA279760  Salazaria mexicana Robert F. Thorne, C. W. Tilforth 1974-5-28 44515 San Bernardino East Mojave Desert: Clark Mountains, 1.8 miles up Coliseum Mine Road up from powerline road. 1616 Comment
  RSA401576B  Salazaria mexicana Robert Gustafson, Sterling Keeley 1982-5-23 2592 San Bernardino Power Line Road, ca 6 miles from its jct. with the Cima Rd., north of Clark Mt. 1220 Comment
  RSA269466  Salix gooddingii Barry A. Prigge 1973-5-26 1084 San Bernardino NE San Bernardino Co., Clark Mt. Range, between Colosseum Gorge and Ivanpah Sprs, 5.25 mi. N of Mt. Pass. 1250 Comment
  RSA275972  Salix gooddingii Robert F. Thorne, Larry E. DeBuhr, Walter Wisura, Barry A. Prigge 1977-6-23 49446 San Bernardino Clark Mtn. Range: Colosseum Gorge. 1524 Comment
  UCR215024  Salvia columbariae A. C. Sanders, Florence Caplow 2010-5-5 38287 San Bernardino Eastern Mojave Desert, Ivanpah Valley, south of limestone hill emerging from alluvium below Clark Mountain, 10.5 km SW (245 deg. ) of Primm, NV, 5.8 km WNW (104 deg. ) of Primm Valley Golf Club, 7.8 km W of I-15 1037 Comment
  UCR182877  Salvia dorrii Mitch Provance 2001-5-5 4864 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  CAS-BOT-BC220779  Salvia dorrii var. dorrii James Henrickson 1970-5-16 4758 San Bernardino E Mojave Desert, ca 1 mile N of Clark Mountains, NE of Clark Mt. Peak 1615 Comment
  CAS-BOT-BC220780  Salvia dorrii var. dorrii James Henrickson 1970-5-16 4758 San Bernardino E Mojave Desert, ca 1 mile N of Clark Mountains, NE of Clark Mt. Peak 1615 Comment
  CHSC35384  Salvia dorrii var. dorrii Barry Prigge 1973-4-28 791 San Bernardino Clark Mt. Range, E of Mesquite Pass, ca 12 1/2 miles N of Mt Pass. 1005 Comment
  CAS-BOT-BC221077  Salvia dorrii var. pilosa Carl B. Wolf 1940-5-26 9612 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1 mi. west of) 1371 Comment
  RSA279814  Salvia dorrii var. pilosa Robert F. Thorne, C. W. Tilforth 1974-5-28 44526 San Bernardino East Mojave Desert: Clark Mountains, 1.8 miles up Coliseum Mine Road up from powerline road. 1616 Comment
  RSA308501  Salvia dorrii var. pilosa Henry J. Ramsey 1940-5-26 3196 San Bernardino Clark Mt. Region, below Colosseum Mine. Comment
  RSA446293  Salvia dorrii var. pilosa Robert Gustafson, Sterling Keeley 1982-5-23 2606 San Bernardino Power Line Road, west side of Keany Pass, Clark Mountains 1372 Comment
  RSA47460  Salvia dorrii var. pilosa J. C. Roos 1949-5-28 4334 San Bernardino North slope of washes, Clark Mtn, near Green's Mine 1616 Comment
  CAS-BOT-BC224804  Salvia mohavensis Carl B. Wolf 1940-5-26 9615 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1 mi. west of) 1371 Comment
  CLARK-A1528-3124  Salvia mohavensis John C. Roos 1949-6-25 4495 San Bernardino Clark Mountains 1645 Comment
  CLARK-A1528-4961  Salvia mohavensis John C. Roos 1949-6-24 4476 San Bernardino Clark Mountain 1676 Comment
  GMDRC6179  Salvia mohavensis J. M. Andre 2014-6-5 28302 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1627 Comment
  HSC79872  Salvia mohavensis B. A. Prigge, James Henrickson 1972-7-7 312 San Bernardino Clark Mountain Range, Colosseum Gorge, 6.3 miles N of Mountain Pass. 1616 Comment
  RSA0047583  Salvia mohavensis Jim Andre 2014-6-5 28302 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  RSA269618  Salvia mohavensis Barry A. Prigge 1973-7-8 1253 San Bernardino Clark Mt Range, Colosseum Gorge, 6.3 miles N of Mt Pass. 1585 Comment
  RSA269619  Salvia mohavensis Barry A. Prigge 1974-6-11 1588 San Bernardino Clark Mt Range, Keany Peak, 9.5 miles N of Mt Pass. 1524 Comment
  RSA269711  Salvia mohavensis Barry A. Prigge, J. Henrickson 1972-7-7 312 San Bernardino Clark Mountain Range, Colosseum Gorge, 6.3 miles N of Mountain Pass.[See attached map for precise location.] 1616 Comment
  RSA279813  Salvia mohavensis Robert F. Thorne, C. W. Tilforth 1974-5-28 44527 San Bernardino East Mojave Desert: Clark Mountains, 1.8 miles up Coliseum Mine Road up from powerline road. 1616 Comment
  RSA47198  Salvia mohavensis J. C. Roos, L. Roos 1949-6-25 4495 San Bernardino On rocky eastern slope of Clark Mountain. 1646 Comment
  RSA745362  Salvia mohavensis Duncan S. Bell, Valentin Arvizu 2009-6-13 369 San Bernardino Clark Mountains: west of Umberci Mine Road along a steep limestone slope. 1098 Comment
  RSA745371  Salvia mohavensis Duncan S. Bell, Valentin Arvizu 2009-6-12 358 San Bernardino Clark Mountains: in the vicinity of the Umberci Mine area. 1227 Comment
  SD248192  Salvia mohavensis J. M. Andre 2014-6-5 28302 San Bernardino Clark Mountain Range; Mojave National Preserve; northeast side of range, along Greens Well Road, p.5 mile SW of Colusseum Mine area. Clark Mountain 7.5'Q 1627 Comment
  UCR215360  Salvia mohavensis Duncan S. Bell, Valentin Arvizu 2009-6-12 358 San Bernardino Eastern Mojave Desert, Clark Mountain, north of Umberci Mine area 1230 Comment
  UCR241124  Salvia mohavensis Petra Wester 2004-6-8 508 San Bernardino Eastern Mojave Desert, NE Clark Mountain, Bearpoppy Saddle, road to Umberci Mine 1146 Comment
  UCR268685  Salvia mohavensis Jim Andre 2014-6-5 28302 San Bernardino Northern Mojave Desert, Clark Mountain Range, Mojave National Preserve, northeast side of range, along Greens Well Road, 0.5 mi southwest of Colosseum Mine area 1627 Comment
  CAS-BOT-BC328143  Sanvitalia abertii J. C. Roos; A. R. Roos 1950-8-5 4893 San Bernardino 1 mile south of Coliseum Mine, Clark Mountains, eastern Mohave Desert 1645 Comment
  CAS-BOT-BC328144  Sanvitalia abertii John Roos 1950-9-1 4954 San Bernardino Near Coliseum Mine, Clark Mountains, eastern Mohave Desert 1645 Comment
  CAS-BOT-BC328145  Sanvitalia abertii John Roos 1950-9-1 4954 San Bernardino Near Coliseum Mine, Clark Mountains, eastern Mohave Desert 1645 Comment
  CAS-BOT-BC328146  Sanvitalia abertii J. C. Roos; A. R. Roos 1950-8-5 4893 San Bernardino 1 mile south of Coliseum Mine, Clark Mountains, eastern Mohave Desert 1645 Comment
  CLARK-A1528-2076  Sanvitalia abertii John C. Roos, Alfred R. Roos 1950-8-5 4893 San Bernardino Clark Mountain Range 1645 Comment
  CLARK-A1528-2077  Sanvitalia abertii John C. Roos 1950-9-1 4954 San Bernardino Clark Mountain 1645 Comment
  CLARK-A1528-2192  Sanvitalia abertii John C. Roos 1950-9-1 4954 San Bernardino Clark Mountain 1645 Comment
  GH414720  Sanvitalia abertii J. C. Roos 1950-9-1 4954 Unknown near Coliseum Mine, Clark Mts., eastern Mohave Desert 1645 Comment
  GMDRC2531  Sanvitalia abertii J. Andre, T. La Doux, G. L. Clifton 2007-10-24 8712 San Bernardino Clark Mountain Range: E. side of Clark Mtn, approx 1 mi. E. of Forsellesia Cyn, on saddle overlook on N. side of granitic crag.. Elev. 5598 ft. 1707 Comment
  LA162856  Sanvitalia abertii Barry A. Prigge; Mark Bagley 1984-9-12 5966 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  RSA278944  Sanvitalia abertii B. A. Prigge 1977-10-9 2212 a San Bernardino Clark Mountains, below corral 1570 Comment
  RSA52782  Sanvitalia abertii J. C. Roos 1950-9-1 4954 San Bernardino Vicinity of Coliseum Mine, Clark Mountains 1646 Comment
  RSA52783  Sanvitalia abertii J. C. Roos 1950-8-5 4893 San Bernardino 1 mi S of Coliseum Mine, Clark Mtns. 1646 Comment
  UC1010301  Sanvitalia abertii John C. Roos 1950-9-1 4954 San Bernardino near Coliseum Mine; Clark Mts, Mohave Desert 1645 Comment
  UC1023411  Sanvitalia abertii J. C. and A. R. Roos 1950-8-5 4893 San Bernardino 1 mi s of Coliseum Mine; Clark Mts, Mohave Desert 1645 Comment
  UCR18647  Sanvitalia abertii John C. Roos 1950-9-1 4954 San Bernardino Eastern Mojave Desert, vicinity of Coloseum Mine, Clark Mountain 1616 Comment
  UCR195935  Sanvitalia abertii Jim Andre, T. La Doux, G. L. Clifton 2007-10-24 8712 San Bernardino Mojave Desert, Clark Mountain Range, east side of Clark Mountain c. 1 mi east of Forsellesia Canyon, on saddle overlook on north side of granitic crag 1707 Comment
  UCR19705  Sanvitalia abertii John C. Roos, A. R. Roos 1950-8-5 4893 San Bernardino Eastern Mojave Desert, 1 mi south of Coloseum Mine, Clark Mountain 1646 Comment
  UCR38931  Sanvitalia abertii B. A. Prigge, M. Bagley 1984-9-12 5966 San Bernardino Eastern Mojave Desert, Clark Mountain Range: 5.3-5.8 mi north of Mountain Pass, 0.5-1.0 mi south of Green's Well. 1707 Comment
  UCR215067  Schismus arabicus A. C. Sanders, Florence Caplow 2010-5-5 38316 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  CAS-BOT-BC328148  Schkuhria John C. Roos 1950-9-1 4955 San Bernardino Coliseum Mine, Clark Mountains, eastern Mohave Desert 1615 Comment
  GH427361  Schkuhria multiflora J. C. Roos 1950-9-1 4955 Unknown Coliseum Mine, Clark Mts., eastern Mohave Desert 1615 Comment
  GMDRC2530  Schkuhria multiflora var. multiflora J. Andre, T. La Doux, G. L. Clifton 2007-10-24 8711 San Bernardino Clark Mountain Range: E. side of Clark Mtn, approx 1 mi. E. of Forsellesia Cyn, on saddle overlook on N. side of granitic crag.. Elev. 5598 ft. 1707 Comment
  RSA278934  Schkuhria multiflora var. multiflora B. A. Prigge 1977-10-9 2217 San Bernardino Eastern Mojave Desert, Clark Mountain Range: below corral. 1570 Comment
  RSA52785  Schkuhria multiflora var. multiflora J. C. Roos 1950-9-1 4955 San Bernardino Coliseum Mine, Clark Mountain. 1616 Comment
  UCR19185  Schkuhria multiflora var. multiflora John C. Roos 1950-9-1 4955 San Bernardino Eastern Mojave Desert, vicinity of Coloseum Mine, Clark Mountain 1616 Comment
  UCR195939  Schkuhria multiflora var. multiflora Jim Andre, T. La Doux, G. L. Clifton 2007-10-24 8711 San Bernardino Mojave Desert, Clark Mountain Range, east side of Clark Mountain c. 1 mi east of Forsellesia Canyon, on saddle overlook on north side of granitic crag 1707 Comment
  RSA0020630  Scopulophila rixfordii Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4920 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  LA55086  Scutellaria mexicana Annie M. Alexander; 1939-5-13 469 San Bernardino Clark Mountain, Coliseum Mine Road 1402 Comment
  CLARK-A1528-2082  Senecio douglasii var. monoensis John C. Roos 1948-9-18 4049 San Bernardino Clark Mountains 1584 Comment
  RSA16151B  Senecio douglasii var. monoensis C. B. Wolf 1935-10-7 7613 San Bernardino Mojave Desert, Clark Mountain, just west of Coliseum Mine 1555 Comment
  RSA269774  Senecio douglasii var. monoensis B. A. Prigge 1973-5-26 1077 San Bernardino Clark Mountain Range, Colosseum Gorge, 6 miles north of Mount Pass 1433 Comment
  RSA642343  Senecio flaccidus var. monoensis R. F. Thorne, A. Schmida, R. K. Benjamin, C. W. Tilforth, B. Prigge, D. Michener, B. Tucker, P. Rogers 1978-5-11 51398 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  UCR182624  Senecio flaccidus var. monoensis Mitch Provance 2001-5-5 4853 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR183093  Senecio multilobatus Mitch Provance 2001-5-5 4898 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR89737  Senecio multilobatus J. M. Stewart 1993-4-24 707 San Bernardino Eastern Mojave Desert, northern Clark Mountain, just east of Keany Pass on powerline road 1400 Comment
  UCR32914  Silene andersonii B. A. Prigge 1977-10-9 2194 San Bernardino Eastern Mojave Desert, Clark Mountain, 1 mile south of Juniper Claims 1982 Comment
  RSA0020386  Silene antirrhina Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4912 San Bernardino Clark Mountains; approximately 1.3 air miles northwest of Umberci Mine. 1166 Comment
  RSA278610  Silene antirrhina B. A. Prigge 1978-5-27 3097 San Bernardino E. Mojave Desert, Clark Mtn Range: 1.2 mi. E of Greens Well. 1529 Comment
  CLARK-A1528-1211  Solanum triflorum John C. Roos 1950-9-1 4957 San Bernardino Clark Mountains 1615 Comment
  GMDRC2529  Solanum triflorum J. Andre, T. La Doux, G. L. Clifton 2007-10-24 8710 San Bernardino Clark Mountain Range: E. side of Clark Mtn, approx 1 mi. E. of Forsellesia Cyn, on saddle overlook on N. side of granitic crag.. Elev. 5598 ft. 1707 Comment
  HSC65791  Solanum triflorum R. F. Thorne, Larry E. DeBuhr, W. Wisura, B. A. Prigge 1977-6-24 49513 San Bernardino E Mojave Desert, Clark Mtn. Range, corral near Green's Mine Well 1585 Comment
  NY820341  Solanum triflorum B. A. Prigge 1974-6-12 1591 San Bernardino NE San Bernadino Co. Clark Mt. Range, at coral near Greens Well, ca. 6.5 miles NNW of Mt Pass 1585 Comment
  UCD126964  Solanum triflorum Robert F. Thorne; L. DeBuhr, W. Wisura, B. Prigge 1977-6-24 49513 San Bernardino Eastern San Bernardino County: Eastern Mojave Desert, Clark Mountain Range: Green's Mine Well. 1584 Comment
  UCR136964  Solanum triflorum R. F. Thorne, Larry E. DeBuhr, W. Wisura, B. A. Prigge 1977-6-24 49513 San Bernardino Eastern Mojave Desert, Clark Mountain Range: corral near Green's Mine Well 1585 Comment
  UCR195936  Solanum triflorum Jim Andre, T. La Doux, G. L. Clifton 2007-10-24 8710 San Bernardino Mojave Desert, Clark Mountain Range, east side of Clark Mountain c. 1 mi east of Forsellesia Canyon, on saddle overlook on north side of granitic crag 1707 Comment
  UCR26199  Solanum triflorum John C. Roos 1949-6-25 4489 San Bernardino Eastern Mojave Desert, around buildings at Coloseum Mine, Clark Mountain 1616 Comment
  UCR192522  Sphaeralcea A. C. Sanders 2008-4-2 34693 San Bernardino Eastern Mojave Desert, Ivanpah Valley, foothills and alluvial slopes along powerline road from Primm to Keaney Pass 980 Comment
  UCR182592  Sphaeralcea ambigua Mitch Provance 2001-5-5 4924 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR183055  Sphaeralcea ambigua Mitch Provance 2001-5-5 4884 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA23483  Sphaeralcea ambigua subsp. monticola Carl B. Wolf 1940-5-26 9600 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1/2 mile west of) 1524 Comment
  RSA269591  Sphaeralcea ambigua subsp. monticola Barry A. Prigge 1973-5-26 1065 San Bernardino Clark Mountains Range, Colosseum Gorge, 6 miles N of mt pass 1433 Comment
  RSA339818  Sphaeralcea ambigua subsp. monticola Robert F. Thorne, Barry A. Prigge 1978-5-11 51409 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert. 1052 Comment
  SBBG52688  Sphaeralcea rusbyi subsp. eremicola C. Davidson 1977-5-28 5743 San Bernardino N side of Clark Mtn along Powerline Rd, vicinity of Keany Pass 1386 Comment
  SD129420  Sphaeralcea rusbyi subsp. eremicola Maureen Pendleton 1983-5-18 83 12 San Bernardino Eastern Mojave Desert, Clark Mountain area, Keany Canyon. Comment
  SD99354  Sphaeralcea rusbyi subsp. eremicola Christopher Davidson 1977-5-28 5743 San Bernardino North side of Clark Mountain along Powerline Road, vicinity of Keany Pass. 1387 Comment
  UCR59057  Sphaeralcea rusbyi subsp. eremicola Maureen Hales Pendleton 1983-5-18 83- 12 San Bernardino Eastern Mojave Desert, Clark Mountain area, Keany Canyon Comment
  UCR74636  Sphaeralcea rusbyi subsp. eremicola Maureen Hales Pendleton 1983-5-24 83- 17 San Bernardino Eastern Mojave Desert, Clark Mountain area: N base of Chuckwalla Pass near road to Shire Gypsum Comment
  GMDRC2096  Sphaeralcea rusbyi var. eremicola J. Andre, G. L. Clifton 2006-4-28 7459 San Bernardino Clark Mtn: in canyon 0.3 mi. W. of the Umberci Mine, in the Mesquite Wilderness Area about 4 mi. east of Clark Mtn, and about 5 mi. WNW of Primm, Nev.. Elev. 1080 m. 1080 Comment
  GMDRC2511  Sphaeralcea rusbyi var. eremicola J. Andre, G. L. Clifton 2007-11-9 8673 San Bernardino Clark Mountain Range: along transmission line corridor, approx 2 mi ENE of Keaney Pass, in the Mesquite Wilderness, growing in limestone rocks.. Elev. 4193 ft. 1278 Comment
  JEPS123568  Sphaeralcea rusbyi var. eremicola J. Andre, G. L. Clifton, T. La Doux 2007-11-9 8679 San Bernardino Clark Mountain Range, approx. 0.2 mi. S of transmission line road on N side of Clark Mountain, approx. 2 miles W of Keaney Pass, just E of Yates Well Road. Comment
  JEPS123667  Sphaeralcea rusbyi var. eremicola J. Andre, G. L. Clifton 2007-11-9 8658 San Bernardino Clark Mountain Range; along transmission line corridor, just E of Keaney Pass, in the Mesquite Wilderness. Comment
  RSA0016092  Sphaeralcea rusbyi var. eremicola Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4898 San Bernardino Clark Mountains; Chuckwalla Pass, about 0.25 air mile northwest of Umberci Mine. 1188 Comment
  RSA0020383  Sphaeralcea rusbyi var. eremicola Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-10 4914 B San Bernardino Clark Mountains; approximately 1.25 air miles northwest of Umberci Mine. 1041 Comment
  RSA0020628  Sphaeralcea rusbyi var. eremicola Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-5-11 4918 San Bernardino Clark Mountains; Stateline Wilderness area, approximately 1.75 air miles northeast of Umberci Mine. 1174 Comment
  RSA269592  Sphaeralcea rusbyi var. eremicola Barry A. Prigge 1974-5-10 1496 San Bernardino Clark Mountain Range: 8.8 miles N of Mountain Pass, 1.9 miles E of Keany Pass 1280 Comment
  RSA275740  Sphaeralcea rusbyi var. eremicola Robert F. Thorne, Walter Wisura, Davidson, Barry A. Prigge 1977-5-28 49212 San Bernardino Clark Mtn. Range: Powerline Rd. near Keany Pass. 1433 Comment
  RSA447400  Sphaeralcea rusbyi var. eremicola Christopher Davidson 1977-5-28 5743 San Bernardino North side of Clark Mountain, along Powerline Rd., vicinity of Keany Pass. 1387 Comment
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May 10 2010
  RSA554479  Sphaeralcea rusbyi var. eremicola Maureen Hales 1983-5-24 83 -17 San Bernardino Clark Mountains area, N side of Chuckwalla Pass on road to Shire Gypsum Comment
  RSA753210  Sphaeralcea rusbyi var. eremicola Jim Andre 2008-4-23 10329 San Bernardino Clark Mountain Range: Drainage just N of transmission line corridor road, approx. 2 miles E of Keaney Pass. 1160 Comment
  UCR175248  Sphaeralcea rusbyi var. eremicola Jim Andre, G. L. Clifton 2006-3-16 7312 San Bernardino Eastern Mojave Desert, Clark Mountain: above Umberci Mine, c. 4 mi east of Kearny Pass and 5 miles WNW of Primm, NV 1063 Comment
  UCR182585  Sphaeralcea rusbyi var. eremicola Mitch Provance 2001-5-5 4908 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR182606  Sphaeralcea rusbyi var. eremicola Mitch Provance 2001-5-5 4909 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR182612  Sphaeralcea rusbyi var. eremicola Mitch Provance 2001-5-5 4890 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR182621  Sphaeralcea rusbyi var. eremicola Mitch Provance, M. O. Bagley 2001-5-4 4833 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  UCR195823  Sphaeralcea rusbyi var. eremicola Jim Andre, G. L. Clifton 2007-11-9 8673 San Bernardino Clark Mountain Range, along transmission line corridor, c. 2 mi east-northeast of Keaney Pass in the Mesquite Wilderness 1278 Comment
  UCR195827  Sphaeralcea rusbyi var. eremicola Jim Andre, G. L. Clifton 2007-11-9 8658 San Bernardino Clark Mountain Range, along transmission line corridor, just east of Keaney Pass, in the Mesquite Wilderness 1228 Comment
  UCR196063  Sphaeralcea rusbyi var. eremicola Jim Andre, M. O. Bagley 2008-4-7 8647 San Bernardino Mojave Desert, Ivanpah Valley, c. 2.5 mi northwest of Yates Well Road exit at Hwy I-15 957 Comment
  UCR211118  Sphaeralcea rusbyi var. eremicola Jim Andre 2008-4-23 10329 San Bernardino Eastern Mojave Desert, Clark Mountain Range, drainage just N of transmission line corridor road, c. 2 miles east of Keaney Pass 1160 Comment
  LA102850  Sporobolus contractus Barry A. Prigge; 1984-9-12 6000 San Bernardino Clark Mountain Range, 5.3-5.8 mi. N of Mountain Pass, 0.5-1.0 mi. S of Green's Well 1645 Comment
  CLARK-A1528-5045  Sporobolus cryptandrus John C. Roos 1950-8-5 4897 San Bernardino Clark Mountain Range 1706 Comment
  RSA275419  Sporobolus cryptandrus R. F. Thorne, L. DeBuhr, Walter Wisura, B. Prigge 1977-6-23 49441 San Bernardino Clark Mountain Range: Colosseum Gorge 1585 Comment
  RSA732222  Sporobolus cryptandrus Tasha La Doux, Bart O'Brien, J. Andre 2007-10-2 127 San Bernardino Clark Mountain Range: along 'Yates Well Rd,' on north side of Clark Mtn. about 2 mi. W. of Colosseum Mine. 1488 Comment
  RSA85162  Sporobolus cryptandrus J. C. Roos, A. R. Roos 1950-8-5 4897 San Bernardino north slope Clark Mts. about 1 1/2 miles S.W. of Coliseum Mine, eastern Mojave Desert. 1706 Comment
  UC1010282  Sporobolus cryptandrus J. C. and A. R. Roos 1950-8-5 4897 San Bernardino ca. 1 1/2 mi. s.w. Coliseum Mine; e. Mohave Desert, Clark Mts. 1706 Comment
  RSA735133  Sporobolus flexuosus Jim Andre, Glenn L. Clifton 2007-11-9 8670 San Bernardino Clark Mountain Range: along transmission line corridor, approx 2 mi ENE of Keaney Pass, in the Mesquite Wilderness. 1278 Comment
  RSA792672  Sporobolus flexuosus Duncan S. Bell, Aaron Sedgwick 2012-9-5 4116 San Bernardino Clark Mountains, north of powerline road, approximately 2 air miles east of Keany Pass and approximately 2.75 air miles southwest of Umberci Mine. 1238 Comment
  SEINET4560406  Sporobolus flexuosus Duncan S. Bell, Aaron Sedgwick 2012-1 4116 San Bernardino Mojave Desert; East Mojave Desert region: Clark Mountains, north of powerline road, approximately 2 air miles east of Keany Pass and approximately 2.75 air miles southwest of Umberci Mine. 1238 Comment
  RSA275738  Stanleya pinnata R. F. Thorne, Walter Wisura, B. Prigge, Christopher Davidson 1977-5-28 49210 San Bernardino Clark Mtn. Range: Powerline Rd. near Keany Pass. 1433 Comment
  LA104091  Stanleya pinnata var. pinnata Barry A. Prigge; Robert F. Thorne, David C. Michener 1978-5-29 3154 San Bernardino Clark Mountain Range, vicinity of Shire Gypsum Deposits, ca 12 (air) mi. N of Mountain Pass 975 Comment
  RSA0092772  Stanleya pinnata var. pinnata Jim M. Andre 2014-6-5 28318 San Bernardino Clark Mountain Range; Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1627 Comment
  RSA269896  Stephanomeria exigua subsp. exigua B. A. Prigge 1973-5-20 1019 San Bernardino NE San Bernardino County, Clark Mt Range, along power line road in Keany Canyon, 8.5 miles N of Mt Pass 1250 Comment
  SEINET3821899 Image available Stephanomeria pauciflora A. C. Sanders, A. Howard, Onkar Singh, Chloe Scott, Eve Laeger, Russell Kokx, Bill Clark 2010-10-25 38643 Inyo Northern Mojave Desert, Pahrump Valley, Calvada Springs area north of Old Spanish Trail Hwy, Ave D about 80 m east of Rosie Ave./ Quartz St. (Calvada Springs 7.5') 789 Comment
  UCR124337  Stipa parishii B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-23 1950 A San Bernardino Eastern Mojave Desert, Clark Mountain Range, near seep in Colosseum Gorge 1524 Comment
  UCR277539  Stipa parishii Mitch Provance 2001-5-4 2844 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  LA102851  Stipa speciosa Barry A. Prigge; Mark Bagley 1984-9-12 6001 San Bernardino Clark Mountain Range, 6.7 miles N of Mountain Pass, 0.3 mi. N of Green's Well 1722 Comment
  RSA0117107  Stipa speciosa Mitch Provance 2001-5-5 2877 San Bernardino Eastern Mojave Desert: Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines. 1220 Comment
  UCR182584  Stipa speciosa Mitch Provance 2001-5-5 4878 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR182590  Stipa speciosa Mitch Provance 2001-5-5 4929 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR277538  Stipa speciosa Mitch Provance 2001-5-5 2877 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA279182  Streptanthella longirostris B. A. Prigge, Robert F. Thorne 1978-5-27 3089 San Bernardino E. Mojave Desert, Clark Mountain Range: Forsellesia Canyon, above Juniper Claims. 1921 Comment
  RSA393801  Stylocline intertexta Robert Gustafson, Sterling Keeley 1982-5-23 2614 San Bernardino Power Line Road, east side of Keany Pass, Clark Mountains 1372 Comment
  OBI36019  Stylocline micropoides Barry Prigge, R. F. Thorne, et al. 1978-5-10 3019 b San Bernardino E Mojave Desert, Clark Mtn range: W of Shire Gypsum Deposits 1250 Comment
  RSA340122  Stylocline micropoides R. F. Thorne, B. A. Prigge 1978-5-11 51407 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  CAS-BOT-BC269682  Symphoricarpos longiflorus Carl B. Wolf 1935-10-7 7616 San Bernardino Mojave Desert, Clark Mt. 1 mi. South of Coliseum Mine 1828 Comment
  CAS-BOT-BC269683  Symphoricarpos longiflorus Carl B. Wolf 1935-10-7 7616 San Bernardino Mojave Desert, Clark Mt. 1 mi. South of Coliseum Mine 1828 Comment
  CAS-BOT-BC328912  Tetradymia argyraea J. C. Roos 1950-9-2 4965 San Bernardino 1 mile SE of Coliseum Mine, Clark Mtns., Mojave Desert 1615 Comment
  CAS-BOT-BC328916  Tetradymia argyraea John C. Roos 1949-6-25 3560 San Bernardino Below Coliseum Mine, Clark Mtns., northeast part of county 1615 Comment
  CAS-BOT-BC328919  Tetradymia argyraea J. C. Roos; A. R. Roos 1950-8-5 4903 San Bernardino Coliseum Mine, Clark Mtns., eastern Mohave Desert 1706 Comment
  CAS-BOT-BC328929  Tetradymia argyraea J. C. Roos 1950-9-2 4965 San Bernardino 1 mile SE of Coliseum Mine, Clark Mtns., Mojave Desert 1615 Comment
  CAS-BOT-BC329928  Tetradymia argyraea J. C. Roos; A. R. Roos 1950-8-5 4903 San Bernardino Coliseum Mine, Clark Mtns., eastern Mohave Desert 1706 Comment
  CHSC35432  Tetradymia argyraea Barry Prigge 1973-8-1 1267 San Bernardino Clark Mt Range, below Colosseum Mine, 6.5 miles NNW of Mt Pass. 1615 Comment
  CLARK-A1528-2117  Tetradymia argyraea John C. Roos 1949-5-29 4376 San Bernardino Clark Mountains 1645 Comment
  CLARK-A1528-2197  Tetradymia argyraea John C. Roos 1950-9-2 4965 San Bernardino Clark Mountains 1615 Comment
  GH427880  Tetradymia argyraea J. C. Roos & A. R. Roos 1950-8-5 4903 Unknown Coliseum Mine, Clark Mts., eastern Mohave Desert 1706 Comment
  GMDRC6181  Tetradymia argyraea J. M. Andre 2014-6-5 28317 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1627 Comment
  HSC79587  Tetradymia argyraea B. A. Prigge Aug 1973 1267 San Bernardino Clark Mountains: below Coliseum Mine, 6.5 mi. NNW of Mt. Pass 1616 Comment
  RSA0092771  Tetradymia argyraea Jim M. Andre 2014-6-5 28317 San Bernardino Clark Mountain Range; Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1627 Comment
  RSA269775  Tetradymia argyraea B. A. Prigge 1973-08 1267 San Bernardino Clark Mountains: below Coliseum Mine, 6.5 miles NNW of Mt. Pass 1616 Comment
  RSA269779  Tetradymia argyraea B. A. Prigge 1973-9-20 1343 San Bernardino Clark Mountains: 6.3 miles N of Mountain Pass, Colosseum Gorge 1585 Comment
  RSA279761  Tetradymia argyraea R. F. Thorne, C. W. Tilforth 1974-5-28 44512 San Bernardino East Mojave Desert: Clark Mountains, 1.8 miles up Coliseum Mine Road up from powerline road. 1616 Comment
  RSA48174  Tetradymia argyraea J. C. Roos 1949-6-25 3560 San Bernardino Clark Mountains: Coliseum Mine 1616 Comment
  RSA48175  Tetradymia argyraea J. C. Roos 1949-5-29 4376 San Bernardino Clark Mountains: Coliseum Mine Comment
  RSA61538  Tetradymia argyraea J. C. Roos 1950-9-2 4965 San Bernardino 1 mi SE of Coliseum Mine, Clark Mountains 1616 Comment
  RSA654231  Tetradymia argyraea Valerie L. Soza, Bart O'Brien 2000-5-17 936 San Bernardino Clark Mountains, east side, Colosseum Gorge road in Colosseum Gorge, NW of Willow Spring, E of Curtis Canyon. 1615 Comment
  RSA85676  Tetradymia argyraea J. C. Roos 1950-8-5 4903 San Bernardino Eastern Mojave Desert Coliseum Mine, Clark Mountain. 1707 Comment
  SD123522  Tetradymia argyraea Robert F. Thorne, C. W. Tilforth 1974-5-28 44512 San Bernardino East Mojave Desert, Clark Mountains; 1.8 mile up Coliseum Mine Road from power line road. 1620 Comment
  UC1010283  Tetradymia argyraea A. R. and J. C. Roos 1950-8-5 4903 San Bernardino Coliseum Mine, Clark Mts., e Mohave Desert Mohave Desert, Clark Mts. 1706 Comment
  UC1010295  Tetradymia argyraea J. C. Roos 1950-9-2 4965 San Bernardino 1 mi se Coliseum Mine; Mojave Desert, Clark Mts. 1615 Comment
  UC1478735  Tetradymia argyraea Robert F. Thorne and C. W. Tilforth 1974-5-28 44512 San Bernardino 1.8 mi up from power line road Coliseum Mine Road (Clark Mts., e Mojave Desert); Mojave Desert, Clark Mts. 1615 Comment
  UCR147609  Tetradymia argyraea Valerie Soza, B. O'Brien 2000-5-17 936 San Bernardino Eastern Mojave Desert, Clark Mountain; Colosseum Gorge road in Colosseum Gorge, NW of Willow Springs, east of Curtis Canyon 1616 Comment
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May 18 2013
  UCR19704  Tetradymia argyraea John C. Roos 1950-9-2 4965 San Bernardino Eastern Mojave Desert, 1 mi SE of Coloseum Mine, Clark Mountain 1616 Comment
  UCR32253  Tetradymia argyraea B. A. Prigge, R. F. Thorne, Larry E. DeBuhr, W. Wisura 1977-6-23 1948 San Bernardino Eastern Mojave Desert, Clark Mountain Range, near seep in Colosseum Gorge 1524 Comment
  CLARK-A1528-7790  Tetradymia canescens John C. Roos 1949-6-25 3560 San Bernardino Clark Mountain Range 1615 Comment
  CAS-BOT-BC377016  Tetraneuris acaulis var. arizonica Carl B. Wolf 1940-5-25 9591 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1 mi. so. of) 1828 Comment
  CAS-BOT-BC377017  Tetraneuris acaulis var. arizonica Carl B. Wolf 1935-5-28 7079 San Bernardino Mojave Desert, Clark Mt. 1 mi. So. of Coliseum Mine 1828 Comment
  JEPS123616  Tetraneuris acaulis var. arizonica J. Andre 2008-5-8 9537 San Bernardino Ivanpah Mountains, Mojave National Preserve, on NW side of Kessler Peak Road, approx. 1 mi. NW of Standard Mine #1, approx. 1 mi. S of Striped Mountain. Mescal Range, 7.5' Quad. Comment
  OBI40231  Tetraneuris acaulis var. arizonica Barry Prigge, R. F. Thorne, et al. 1978-5-27 3068 San Bernardino E. Mojave Desert, Clark Mts Range: Forsellesia cyn, above Juniper Claims 1737 Comment
  RSA0065907  Tetraneuris acaulis var. arizonica Jim Andre 2014-6-5 28321 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  CAS-BOT-BC180990  Thamnosma montana Carl B. Wolf 1940-5-26 9601 San Bernardino 1/2 mile west of Clark Mt. Coliseum Mine, Mojave Desert 1524 Comment
  RSA0063951  Thamnosma montana Jim Andre 2014-6-5 28312 San Bernardino Clark Mountain Range: Mojave Natl. Preserve; northeast side of range, along Greens Well Rd, 0.5 mi. southwest of Colosseum Mine area. 1626 Comment
  RSA22805  Thamnosma montana Carl B. Wolf 1940-5-26 9601 San Bernardino Mojave Desert, Clark Mt. Coliseum Mine (1/2 mile west of) 1524 Comment
  RSA269468  Thamnosma montana Barry A. Prigge 1974-4-23 1361 San Bernardino NE San Bernardino C. Clark Moutains Range, 5.3 miles NNE of Mt. Pass, 1/4 miles E of Ivanpah Springs. 1220 Comment
  RSA279724  Thamnosma montana Robert F. Thorne, C. W. Tilforth 1974-5-28 44523 San Bernardino East Mojave Desert: Clark Mountains, 1.8 miles up Coliseum Mine Road up from powerline road. 1616 Comment
  RSA449623  Thamnosma montana Robert Gustafson, Sterling, Keeley 1982-5-23 2593 San Bernardino Power Line Road, ca 6 miles from its jct. with the Cima Rd., north of Clark Mt. 1220 Comment
  UCR182623  Thamnosma montana Mitch Provance 2001-5-5 4854 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR213489  Thamnosma montana A. C. Sanders, Florence Caplow 2010-5-5 38322 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  UCR182594  Thelypodium lasiophyllum Mitch Provance 2001-5-5 4921 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  POM356491  Thymophylla pentachaeta var. belenidium Robert Gustafson, Sterling Keeley 1982-5-23 2598 San Bernardino Power Line Road, ca 6 miles from its jct. with the Cima Rd., north of Clark Mt. 1220 Comment
  RSA339816  Thymophylla pentachaeta var. belenidium R. F. Thorne, B. A. Prigge 1978-5-11 51406 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA792670  Thymophylla pentachaeta var. belenidium Duncan S. Bell, Aaron C. Sedgwick 2012-9-5 4114 San Bernardino Eastern Clark Mountains, in the vicinity of Bear Poppy Saddle approximately 1.25 air miles southeast of Umberci Mine. 1033 Comment
  UCD136851  Thymophylla pentachaeta var. belenidium Dean W. Taylor 1979-4-23 7361 San Bernardino Clark Mountains; on slopes facing south. 1402 Comment
  UCR182633  Thysanocarpus curvipes Mitch Provance 2001-5-5 4857 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR211533  Tidestromia oblongifolia Jim Andre, T. La Doux, G. L. Clifton 2008-9-23 9811 San Bernardino Mojave Desert, Ivanpah Valley, Umberci Mine, c. 1 mi north of major transmission line 1030 Comment
  GMDRC2927  Tiquilia canescens var. canescens J. Andre, G. L. Clifton & T. La Doux 2008-9-23 9799 San Bernardino Clark Mountain Range: approx. 0.4 mi. S. of Ubeuchi Mine, eastern Clark Range, or 'Stateline Range', N. of major transmission line corridor in Ivanpah Valley, approx. 5 mi. E. of Keany Pass (N. Clark Mtn), 5 mi.W. of Primm, N. of I-40 35 deg. 36.495' N 115 deg. 29.091' W. Elev. 3389 ft. 1033 Comment
  RSA0103515  Tiquilia canescens var. canescens Duncan S. Bell, Aaron Sedgwick 2012-9-5 4113 San Bernardino Eastern Clark Mountains, in the vicinity of Bear Poppy Saddle approximately 1.25 air miles southeast of Umberci Mine. 1033 Comment
  RSA275863  Tiquilia canescens var. canescens R. F. Thorne, Walter Wisura, B. A. Prigge, Christopher Davidson 1977-5-28 49208 San Bernardino Clark Mtn. Range: Powerline Rd. near Keany Pass. 1433 Comment
  UCR175408  Tiquilia canescens var. canescens Jim Andre, G. L. Clifton 2006-4-28 7463 San Bernardino Eastern Mojave Desert, Clark Mountain: canyon 0.3 mi west of the Umberci Mine, in the Mesquite Wilderness Area c. 4 mi east of Clark Mtn and c. 5 mi WNW of Primm, NV 1080 Comment
  CAS-BOT-BC230657  Tiquilia canescens var. pulchella Alva Day; De Ada Malley 1982-5-7 82 -12 San Bernardino Clark Mountains, vicinity of Coliseum Mine on N side and below Clark Mountain Comment
  UCD142338  Tragia ramosa C. W. Tilforth 1977-7-10 1386 San Bernardino Coliseum Mine Rd.; between power line road and Clark Mtn. Comment
  UCD107414  Tribulus terrestris Robert F. Thorne; L. DeBuhr, W. Wisura, B. Prigge 1977-6-24 49514 San Bernardino Eastern part of county. E. Mojave Desert, Clark Mtn. Range. 1584 Comment
  RSA276741  Tricardia watsonii John F. Emmel 1978-3-21 595 San Bernardino Clark Mountains: limestone canyon 0.6 air mile S and 0.8 air mile E of peak 4345 on 1956 USGS topo. Quad. 1220 Comment
  UCR182617  Tricardia watsonii Mitch Provance, M. O. Bagley 2001-5-4 4838 San Bernardino Eastern Mojave Desert, Clark Mountain; Keany Pass, the eastern part of the pass in an unnamed canyon north of the electric transmission lines 381 Comment
  CLARK-A1528-5280  Tridens muticus John C. Roos 1949-5-29 3536 San Bernardino Clark Mountain 1737 Comment
  GMDRC2507  Tridens muticus J. Andre, G. L. Clifton 2007-11-9 8667 San Bernardino Clark Mountain Range: along transmission line corridor, approx 2 mi ENE of Keaney Pass, in the Mesquite Wilderness, growing in limestone rocks.. Elev. 4193 ft. 1278 Comment
  POM352841  Tridens muticus Robert Gustafson, Sterling Keeley 1982-5-23 2599 San Bernardino Power Line Road, ca 6 miles from its jct. with the Cima Rd., north of Clark Mt. 1220 Comment
  RSA269476  Tridens muticus B. A. Prigge 1973-5-25 1049 San Bernardino NE San Bernardino County, Clark Mountain Range, Umberci Mine, 11 miles NNE of Mountain Pass. 1311 Comment
  RSA339825  Tridens muticus R. F. Thorne, B. A. Prigge 1978-5-11 51422 San Bernardino N. Clark Mountains: Shire Gypsum Deposit, E. Mojave Desert 1052 Comment
  RSA44249  Tridens muticus J. C. Roos 1949-5-28 3536 San Bernardino Clark Mtn, Eastern Mojave Desert 1738 Comment
  UCR182600  Tridens muticus Mitch Provance 2001-5-5 4879 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR195818  Tridens muticus Jim Andre, G. L. Clifton 2007-11-9 8667 San Bernardino Clark Mountain Range, along transmission line corridor, c. 2 mi east-northeast of Keaney Pass in the Mesquite Wilderness 1278 Comment
  UCR215065  Tridens muticus A. C. Sanders, Florence Caplow 2010-5-5 38314 San Bernardino Eastern Mojave Desert, Ivanpah Valley, limestone hill emerging from alluvium below Clark Mountain, 6.5 km NW (291 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1030 Comment
  UCR24374  Tridens muticus John C. Roos 1949-5-28 3536 San Bernardino Eastern Mojave Desert, near Coloseum Mine, on the N slopes of Clark Mountain 1829 Comment
  CLARK-A1528-4399  Verbena gooddingii John C. Roos 1949-9-18 4050 San Bernardino Clark Mountain 1615 Comment
  RSA269760  Verbena gooddingii Barry A. Prigge 1973-7-8 1249 San Bernardino Clark Mountain Range, Greens Well, 6.3 miles N of Mt. Pass 1616 Comment
  RSA610689  Verbena gooddingii R. S. Woglum 1939-5-14 2358 San Bernardino Mojave Desert: Clark Mountains. Comment
  UCR182547  Verbena gooddingii Mitch Provance 2001-5-5 4901 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  RSA279151  Vulpia octoflora B. A. Prigge, Robert F. Thorne, et al. 1978-5-27 3056 San Bernardino Clark Mountain Range: Forsellesia Canyon, above Juniper Claims., Near 35 deg 33' N, 115 deg 34'W 1723 Comment
  CAS-BOT-BC186024  Vulpia octoflora var. octoflora Barry Prigge; R. F. Thorne; et al. 1978-5-27 3056 San Bernardino E. Mojave Desert, Clark Mtn. Range: Forsellesia Canyon, above Juniper Claims 1722 Comment
  UCR33016  Woodsia plummerae B. A. Prigge 1977-10-9 2196 San Bernardino Eastern Mojave Desert, Clark Mountain, 1 mile south of Juniper Claims 1982 Comment
  UCR33022  Woodsia plummerae B. A. Prigge, R. F. Thorne 1978-5-27 3087 San Bernardino Eastern Mojave Desert, Clark Mountain, Forsellesia Canyon, above Juniper Claims 1951 Comment
  RSA269855  Xylorhiza tortifolia B. A. Prigge 1974-4-24 1395 San Bernardino Clark Mt Range: ca. 10.3 miles NNE of Mt Pass and 1 mile SE of Umberci Mine. 1005 Comment
  RSA275737  Xylorhiza tortifolia R. F. Thorne, B. A. Prigge, Walter Wisura, Christopher Davidson 1977-5-28 49209 San Bernardino Clark Mtn. Range: Powerline Rd. near Keany Pass. 1433 Comment
  GMDRC2499  Xylorhiza tortifolia var. tortifolia J. Andre, G. L. Clifton 2007-11-9 8657 San Bernardino Clark Mountain Range: along transmission line corridor, just E. of Keaney Pass, in the Mesquite Wilderness, growing in limestone/gypsum gravel.. Elev. 4028 ft. 1228 Comment
  UC1483299  Xylorhiza tortifolia var. tortifolia Robert F. Thorne, W. Wisura, C. Davidson, and B. Prigge 1977-5-28 49209 San Bernardino power line road near Keany Pass; E. Mojave Desert, Clark Mtn. Range 1432 Comment
  RSA641116  Yucca baccata Russell S. Woglum 1939-5-14 2349 San Bernardino Mojave Desert: Clark Mountains. Comment
  UCR182871  Yucca baccata Mitch Provance 2001-5-5 4869 San Bernardino Eastern Mojave Desert, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines 1494 Comment
  UCR213486  Yucca schidigera A. C. Sanders, Florence Caplow 2010-5-5 38324 San Bernardino Eastern Mojave Desert, Ivanpah Valley, north of limestone hill emerging from alluvium below Clark Mountain, toward dirt road from Primm, NV, 6.4 km NW (296 deg. ) of Primm Valley Golf Club, 8 km W of I-15 1021 Comment



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