Search Results — 2000 specimen records retrieved (1846 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=SAN BERNARDINO; Source=All; Collector=Roos;   

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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 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
  CAS-BOT-BC102148  Arida carnosa J. C. Roos 1956-8-2 6591 San Bernardino North side of Highway 99, 0.2 miles west of Waterman Ave., San Bernardino Valley Comment
  CAS-BOT-BC108726  Ribes cereum J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Ana Basin near Fish Creek, San Bernardino Mountains. Comment
  CAS-BOT-BC110602  Parnassia cirrata var. cirrata J. C. Roos 1965-9-11 s.n. San Bernardino At quarry in Mill Creek Canyon, San Bernardino Mountains. Comment
  CAS-BOT-BC136040  Ericameria parishii var. parishii J. C. Roos 1955-9-3 6571 San Bernardino Summit Little Pigeon Pass 2 miles west of Loma Linda. 335 Comment
  CAS-BOT-BC137835  Andropogon glomeratus var. glomeratus John Roos; Lucille Roos 1950-11-4 5023 San Bernardino Arrowhead Hot Springs, south base San Bernardino Mountains. 609 Comment
  CAS-BOT-BC143379  Horkelia wilderae J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Ana Basin, near Fish Creek, San Bernardino Mtns. 2133 Comment
  CAS-BOT-BC148735  Bromus carinatus var. marginatus J. C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mountains. Moonridge, Bear Valley. Comment
  CAS-BOT-BC152926  Diplacus brevipes J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek, near Fallsvale, San Bernardino Mtns. Comment
  CAS-BOT-BC154420  Phacelia ramosissima var. latifolia J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda Hills. 304 Comment
  CAS-BOT-BC169154  Atriplex lentiformis John Roos; Lucille Roos 1954-9-25 6251 San Bernardino Corner of Victoria and Lynwood Drive, north of Patton, San Bernardino Valley 426 Comment
  CAS-BOT-BC169156  Atriplex lentiformis John Roos 1950-10-31 5022 San Bernardino 237 South Waterman Ave., San Bernardino 320 Comment
  CAS-BOT-BC171831  Epilobium oreganum J. C. Roos 1965-7-31 s.n. San Bernardino South fork of the Santa Ana River, San Bernardino Mts. 2286 Comment
  CAS-BOT-BC172131  Clarkia dudleyana J. C. Roos 1981-7-1 s.n. San Bernardino Igo's near Mountain Home Village and Mill Creek, San Bernardino Mtns. Comment
  CAS-BOT-BC172566  Clarkia purpurea subsp. purpurea J. C. Roos 1965-6-12 s.n. San Bernardino Igo's near Mountain Home Village in Mill Creek Canyon, San Bernardino Mtns. Comment
  CAS-BOT-BC176549  Atriplex polycarpa J. C. Roos 1965-7-6 s.n. San Bernardino At the cement plant, Victorville Comment
  CAS-BOT-BC177316  Astragalus acutirostris John Roos; Lucille Roos 1952-5-10 5631 San Bernardino Kramer Hills, [Mohave] Mojave Desert 853 Comment
  CAS-BOT-BC186422  Atriplex torreyi J. C. Roos; A. R. Roos 1950-8-8 4931 San Bernardino Rabbit Springs, Lucerne Valley, Mohave [Mojave] Desert 883 Comment
  CAS-BOT-BC196829  Lupinus breweri var. grandiflorus J. C. Roos 1965-7-18 s.n. San Bernardino Bear Valley, San Bernardino Mtns. Comment
  CAS-BOT-BC202090  Lupinus longifolius John Roos; Lucille Roos 1952-5-11 5656 San Bernardino Scott's Canyon 2 1/2 mi. southeast of Loma Linda 426 Comment
  CAS-BOT-BC204534  Eragrostis curvula J. C. Roos 1965-9-16 s.n. San Bernardino Lakeview Comment
Read comments
Sep 19 2018
  CAS-BOT-BC209078  Digitaria sanguinalis J. C. Roos 1965-7-5 s.n. San Bernardino Loma Linda Comment
  CAS-BOT-BC209079  Digitaria sanguinalis John Roos; Lucille Roos 1950-10-7 4997 San Bernardino 163 West Barton Road, Grand Terrace 304 Comment
  CAS-BOT-BC210581  Achnatherum coronatum J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek near Fallsvale, San Bernardino Comment
  CAS-BOT-BC213601  Eragrostis mexicana subsp. mexicana J. C. Roos 1951-9-19 5221 San Bernardino Irrigated orchard on West Barton Ave. in Loma Linda, at intersection with San Bernardino St. 335 Comment
  CAS-BOT-BC216705  Lupinus excubitus var. excubitus J. C. Roos; A. C. Sanders 1965-6-6 s.n. San Bernardino Mill Creek near Fallsvale, San Bernardino Mountains Comment
  CAS-BOT-BC216900  Achnatherum occidentale J. C. Roos 1965-7-18 s.n. San Bernardino Bear Valley, San Bernardino Mountains Comment
  CAS-BOT-BC228222  Plagiobothrys hispidulus J. C. Roos 1947-6-21 3706 San Bernardino Running Springs, San Bernardino Mountains Comment
  CAS-BOT-BC228481  Plagiobothrys parishii J. C. Roos 1949-4-30 4270 San Bernardino Rabbit Spr., Lucerne Valley 883 Comment
  CAS-BOT-BC235448  Sporobolus cryptandrus J. C. Roos 1965-6-7 s.n. San Bernardino Victorville Comment
  CAS-BOT-BC235449  Sporobolus cryptandrus John C. Roos 1950-9-1 4948 San Bernardino Valley Wells Station, Mojave Desert 1127 Comment
  CAS-BOT-BC235450  Sporobolus cryptandrus John C. Roos 1950-9-1 4948 San Bernardino Valley Wells Station, Mojave Desert 1127 Comment
  CAS-BOT-BC243046  Poa secunda subsp. secunda J. C. Roos 1967-5-30 s.n. San Bernardino Ridge on the E end of Broom Flat, N of Onyx Peak, San Bernardino Mountains Comment
  CAS-BOT-BC247400  Poa pratensis J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Ana River near Heart Bar Park, San Bernardino Mtns. Comment
  CAS-BOT-BC247401  Poa pratensis J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mtns. Comment
  CAS-BOT-BC254565  Poa fendleriana J. C. Roos 1981-9-1 s.n. San Bernardino Upper Santa Ana Canyon, Heart Bar area, San Bernardino Mountains Comment
  CAS-BOT-BC260479  Achnatherum hymenoides J. C. Roos 1965-6-7 s.n. San Bernardino Victorville Comment
  CAS-BOT-BC261181  Eriogonum heermannii var. heermannii John C. Roos 1951-7-30 5078 San Bernardino Sheep Creek, N.E. of Wrightwood, San Gabriel Mts. 1584 Comment
  CAS-BOT-BC263340  Muhlenbergia andina J. C. Roos 1985-9-11 s.n. San Bernardino Mill Creek Canyon, San Bernardino Mtns. Comment
  CAS-BOT-BC270949  Eriogonum mohavense John Roos; Lucille Roos 1952-5-17 5675 San Bernardino 10 miles west of Adelanto, Mohave Desert 944 Comment
  CAS-BOT-BC276237  Achnatherum X bloomeri John Roos; Lucille Roos 1951-7-28 5067 San Bernardino Head of Rathbone Creek, San Bernardino Mountains 2560 Comment
  CAS-BOT-BC283000  Eriochloa lemmonii John C. Roos 1950-8-22 4945 San Bernardino Highland, San Bernardino Valley 457 Comment
  CAS-BOT-BC283001  Eriochloa lemmonii A. R. Roos 1937-11-25 s.n. San Bernardino Highland Comment
  CAS-BOT-BC284942  Hordeum brachyantherum subsp. californicum J. C. Roos 1965-7-18 s.n. San Bernardino Big Bear Lake, San Bernardino Mtns. 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-BC291045  Dyssodia papposa John Roos; Lucille Roos 1952-5-1 5056 a San Bernardino Corner of Central and Anderson, Loma Linda 335 Comment
  CAS-BOT-BC29254  Acroptilon repens John C. Roos 1947-7-5 2908 San Bernardino Junction of San Timoteo and Live Oak Canyons 457 Comment
  CAS-BOT-BC299051  Ericameria nauseosa var. hololeuca John C. Roos 1950-9-3 4972 San Bernardino Canyon on S slope of Clark Mts, NW of Mountain Pass, E Mojave Desert 1889 Comment
  CAS-BOT-BC304319  Galinsoga parviflora John C. Roos 1954-5-11 6116 San Bernardino Corner of Central and Anderson, Loma Linda 320 Comment
  CAS-BOT-BC305797  Helianthus nuttallii J. C. Roos 1965-9-22 s.n. San Bernardino Near the cement plant, Victorville Comment
  CAS-BOT-BC312634  Hymenopappus filifolius var. lugens J. C. Roos 1965-7-18 s.n. San Bernardino East end of Bear Valley 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-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
  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-BC329387  Lepidospartum latisquamum John C. Roos 1950-9-3 4971 San Bernardino Canyon on S slope Clark Mtn, NW of Mountain Pass, eastern Mohave Desert 1889 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
  CAS-BOT-BC330699  Acer glabrum var. diffusum J. C. Roos; A. R. Roos 1950-8-6 4915 San Bernardino N face of Kingston Peak, Kingston Mts., eastern Mohave Desert 2164 Comment
  CAS-BOT-BC332974  Senecio spartioides J. C. Roos; R. Roos 1966-9-13 s.n. San Bernardino On a ridge between the headwaters of Fish Creek and North Fork meadows, San Bernardino Mountains. Comment
  CAS-BOT-BC340046  Tetradymia comosa J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda Hills 304 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
  CAS-BOT-BC365137  Solidago velutina subsp. californica J. C. Roos 1965-10-2 s.n. San Bernardino Mill Creek, San Bernardino Mtns. 1219 Comment
  CAS-BOT-BC365330  Solidago confinis J. C. Roos 1946-9-21 3043 San Bernardino Lucerne Valley in the southern Mojave Desert. Box S Spring 1082 Comment
  CAS-BOT-BC375126  Stephanomeria cichoriacea J. C. Roos 1965-10-2 s.n. San Bernardino East Fork Mtn Home Canyon, San Bernardino Mtns. Comment
  CAS-BOT-BC388159  Cerastium fontanum John C. Roos 1952-5-12 5658 San Bernardino Loma Linda 320 Comment
  CAS-BOT-BC388484  Herniaria hirsuta var. cinerea John C. Roos 1954-6-5 6123 San Bernardino Loma Linda, San Bernardino Valley 320 Comment
  CAS-BOT-BC391198  Stellaria longipes subsp. longipes J. C. Roos 1965-7-17 s.n. San Bernardino South Fork, San Bernardino Mtns. Near Barton Flats 2438 Comment
  CAS-BOT-BC412638  Dodecahema leptoceras J. C. Roos 1950-6-3 4822 San Bernardino Cajon Canyon, 1 mile below Blue Cut 762 Comment
  CAS-BOT-BC413577  Persicaria amphibia J. C. Roos 1966-9-10 s.n. San Bernardino Big Bear Lake, San Bernardino Mtns. Comment
  CAS-BOT-BC419365  Persicaria punctata J. C. Roos 13 September s.n. San Bernardino Victorville. Mojave River bottom Comment
  CAS-BOT-BC478840  Asparagus officinalis J. C. Roos 1965-9-19 s.n. San Bernardino Loma Linda Comment
  CAS-BOT-BC5487  Tetradymia argyraea John C. Roos; R. Weatherby 1949-9-4 3574 San Bernardino Kingston Peak, eastern Mojave Desert 1920 Comment
  CAS-BOT-BC75739  Berberis nevinii J. C. Roos 1949-3-6 13121 San Bernardino Branch of San Timoteo Canyon, south of Redlands. 426 Comment
  CAS-BOT-BC84677  Anthemis cotula J. C. Roos 1965-6-29 s.n. San Bernardino Bryn Mawr 304 Comment
  CAS-BOT-BC90586  Artemisia dracunculus J. C. Roos 1965-10-2 s.n. San Bernardino Camp Angelus, San Bernardino Mtns. Comment
  CAS-BOT-BC97136  Artemisia rothrockii John C. Roos 1946-8-29 2777 San Bernardino east end Bear Valley, San Bernardino Mts. 2072 Comment
  CLARK-A1528-1017  Silene menziesii subsp. dorrii John C. Roos 1937-7-21 2003 San Bernardino San Bernardino Mountains 1920 Comment
  CLARK-A1528-1022  Galium trifidum var. pusillum John C. Roos 1937-7-29 1977 San Bernardino San Bernardino Mountains 2316 Comment
  CLARK-A1528-1025  Sagittaria cuneata John C. Roos 1937-7-29 1978 San Bernardino San Bernardino Mountains 2316 Comment
  CLARK-A1528-1035  Trifolium wormskioldii John C. Roos 1941-4-26 144 San Bernardino San Bernardino 320 Comment
  CLARK-A1528-1037  Stellaria longipes John C. Roos 1937-7-21 2004 San Bernardino San Bernardino Mountains 1920 Comment
  CLARK-A1528-1060  Solidago confinis John C. Roos 1937-7-27 1971 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1071  Taraxacum californicum John C. Roos 1937-7-28 1972 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1078  Haplopappus pinifolius John C. Roos 1936-11-4 1530 San Bernardino Cajon Pass Comment
  CLARK-A1528-109  Amaranthus albus John C. Roos 1951-9-27 5303 San Bernardino Loma Linda Comment
  CLARK-A1528-1097  Erigeron philadelphicus John C. Roos 1941-4-26 146 San Bernardino 304 Comment
  CLARK-A1528-1105  Verbesina encelioides subsp. exauriculata John C. Roos 1940-9-15 228 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-1116  Descurainia pinnata John C. Roos 1998-11-20 San Bernardino Victorville 822 Comment
Read comments
Nov 20 2016
  CLARK-A1528-1133  Suaeda torreyana John C. Roos 1937-7-14 393 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-1138  Pyrola picta var. aphylla John C. Roos 1937-7-21 1999 San Bernardino San Bernardino Mountains 1920 Comment
  CLARK-A1528-1140  Elatine brachysperma John C. Roos 1937-7-18 397 San Bernardino San Antonio Canyon Comment
  CLARK-A1528-1154  Lupinus concinnus John C. Roos 1937-5-28 687 San Bernardino San Bernardino Mountains 1523 Comment
  CLARK-A1528-1175  Quercus wislizeni var. frutescens John C. Roos 1946-9-1 2979 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1180  Quercus chrysolepis John C. Roos 1946-9-3 2982 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1196  Monolepis spathulata John C. Roos 1937-7-23 1986 San Bernardino San Bernardino Mountains 1981 Comment
  CLARK-A1528-1208  Solanum xanti var. montanum John C. Roos 1937-7-27 1969 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1227  Castilleja cinerea John C. Roos 1943-7-4 2716 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1242  Danthonia californica John C. Roos 1937-7-29 414 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1255  Chloris virgata John C. Roos 1965-7-6 San Bernardino Barstow Comment
  CLARK-A1528-1257  Setaria viridis John C. Roos 1937-7-12 1504 San Bernardino Loma Linda 365 Comment
  CLARK-A1528-1261  Glyceria elata John C. Roos 1948-7-10 3921 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1264  Deschampsia cespitosa John C. Roos 1937-7-22 406 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1271  Festuca brachyphylla John C. Roos 1936-7-30 1512 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-1273  Bromus diandrus John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1303  Erodium cicutarium John C. Roos 1940-8-24 247 San Bernardino Loma Linda Comment
  CLARK-A1528-1315  Ranunculus alismifolius var. alismellus John C. Roos 1937-7-29 San Bernardino San Bernardino Mountains 2316 Comment
  CLARK-A1528-1352  Galium parishii John C. Roos 1936-7-30 958 San Bernardino San Bernardino Mountains 3047 Comment
  CLARK-A1528-1370  Acer macrophyllum John C. Roos 1946-8-31 2936 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1371  Acer macrophyllum John C. Roos 1937-5-9 2088 San Bernardino Oak Glen Comment
  CLARK-A1528-1373  Acer glabrum John C. Roos 1941-10-18 860 San Bernardino Rathbone Creek Comment
  CLARK-A1528-1374  Acer glabrum John C. Roos 1940-5-11 837 San Bernardino San Bernardino Mountains 2042 Comment
  CLARK-A1528-1382  Trianthema portulacastrum John C. Roos 1954-11-21 6256 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-1385  Trianthema portulacastrum John C. Roos 1954-11-21 6256 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-1402  Amaranthus hybridus John C. Roos 1954-11-21 6257 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-1413  Rhus integrifolia John C. Roos 1949-10-22 4693 San Bernardino Santa Ana River 396 Comment
  CLARK-A1528-1416  Rhus ovata John C. Roos 1966-3-27 San Bernardino Loma Linda Hills 304 Comment
  CLARK-A1528-1428  Caucalis microcarpa John C. Roos 1937-4-26 815 San Bernardino Providence Mountains Comment
  CLARK-A1528-1443  Lomatium nevadense var. parishii John C. Roos 1967-5-30 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1444  Lomatium nevadense John C. Roos 1967-5-13 San Bernardino San Bernardino Mountains 914 Comment
  CLARK-A1528-1448  Osmorhiza brachypoda John C. Roos 1937-5-9 2092 San Bernardino Oak Glen Comment
  CLARK-A1528-1456  Tauschia parishii John C. Roos 1937-7-21 1679 San Bernardino Lost Creek 1950 Comment
  CLARK-A1528-1458  Tauschia parishii John C. Roos 1947-6-27 3725 San Bernardino San Bernardino Mountains|South Fork 2194 Comment
  CLARK-A1528-1480  Apocynum pumilum John C. Roos 1937-6-5 1702 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1481  Amsonia brevifolia John C. Roos 1937-6-5 1543 San Bernardino San Bernardino Mountains Comment
Read comments
Jan 23 2015
  CLARK-A1528-1484  Aralia californica John C. Roos 1937-7-15 383 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-1493  Agave utahensis var. nevadensis John C. Roos 1948-9-18 4028 San Bernardino Clark Mountain Range 1523 Comment
  CLARK-A1528-1494  Agave utahensis var. nevadensis John C. Roos 1949-5-29 4368 San Bernardino Clark Mountains 1523 Comment
  CLARK-A1528-1498  Nolina parryi subsp. wolfii John C. Roos 1949-6-27 4502 San Bernardino Kingston Mountains 1828 Comment
  CLARK-A1528-1499  Yucca baccata John C. Roos 1948-9-19 4027 San Bernardino Clark Mountains 1067-1219 Comment
  CLARK-A1528-1503  Allium fimbriatum John C. Roos 1952-5-17 5683 San Bernardino Mojave Desert Comment
  CLARK-A1528-1504  Allium fimbriatum John C. Roos 1947-6-21 3704 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1506  Allium fimbriatum John C. Roos 1950-6-24 4840 San Bernardino Bear Valley 2224 Comment
  CLARK-A1528-1508  Allium haematochiton John C. Roos 1937-3-10 639 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1532  Ambrosia psilostachya John C. Roos 1938-8-19 San Bernardino Santa Ana River Comment
  CLARK-A1528-1560  Artemisia californica John C. Roos 1966-1-2 San Bernardino Loma Linda Comment
  CLARK-A1528-1563  Artemisia douglasiana Alfred R. Roos 1937-11-15 San Bernardino Loma Linda Comment
  CLARK-A1528-1570  Artemisia dracunculus John C. Roos 1948-10-16 San Bernardino Oak Glen Comment
  CLARK-A1528-1573  Artemisia dracunculus John C. Roos 1968-9-21 San Bernardino San Bernardino Mountains 2438 Comment
  CLARK-A1528-1578  Artemisia ludoviciana John C. Roos 1942-5-2 1137 San Bernardino Joshua Tree National Park Comment
  CLARK-A1528-1579  Artemisia ludoviciana John C. Roos 1937-3-1 2480 San Bernardino Victorville Comment
  CLARK-A1528-1607  Aster exilis John C. Roos 1946-9-6 2994 San Bernardino Warm Creek Comment
  CLARK-A1528-1611  Aster intricatus John C. Roos 1946-9-21 3064 San Bernardino Mojave Desert Comment
  CLARK-A1528-1618  Ageratina herbacea John C. Roos 1950-9-2 4969 San Bernardino Clark Mountain 1706 Comment
  CLARK-A1528-1634  Baccharis sergiloides John C. Roos 1947-8-2 3731 San Bernardino San Bernardino Mountains 1310 Comment
  CLARK-A1528-1644  Baileya pauciradiata John C. Roos 1937-4-28 2479 San Bernardino Rice Comment
  CLARK-A1528-1650  Bellis perennis John C. Roos 1966-3-6 San Bernardino Redlands Comment
  CLARK-A1528-1658  Brickellia californica John C. Roos 1946-9-27 3091 San Bernardino San Bernardino Mountains 1219 Comment
  CLARK-A1528-1659  Brickellia californica John C. Roos 1965-9-11 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1665  Brickellia desertorum John C. Roos 1950-9-30 4993 San Bernardino Loma Linda 380 Comment
  CLARK-A1528-1677  Brickellia incana John C. Roos 1950-8-4 San Bernardino Clark Mountain Comment
  CLARK-A1528-1688  Brickellia watsonii John C. Roos 1947-9-18 2793 San Bernardino Panamint Mountains Comment
  CLARK-A1528-1689  Brickellia watsonii John C. Roos 1950-9-3 4974 San Bernardino Clark Mountain 1828 Comment
  CLARK-A1528-1706  Chrysothamnus depressus John C. Roos 1948-9-18 4061 San Bernardino Clark Mountain Comment
  CLARK-A1528-1712  Chrysothamnus nauseosus subsp. bernardinus John C. Roos 1937-9-25 2449 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1722  Chrysothamnus nauseosus John C. Roos 1950-10-11 5005 San Bernardino Mojave Desert 914 Comment
  CLARK-A1528-1725  Chrysothamnus nauseosus subsp. bernardinus John C. Roos 1941-8-23 118 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1727  Chrysothamnus nauseosus subsp. speciosus John C. Roos 1950-9-3 4972 (=4407) San Bernardino Clark Mountain 1889 Comment
  CLARK-A1528-1735  Chrysothamnus parryi subsp. imulus John C. Roos 1949-7-23 4582 San Bernardino San Bernardino Mountains 2194 Comment
  CLARK-A1528-1737  Chrysothamnus parryi subsp. imulus John C. Roos 1951-7-28 5071 San Bernardino San Bernardino Mountains 2072 Comment
  CLARK-A1528-1760  Chaenactis santolinoides John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1778  Cirsium vulgare John C. Roos 1965-7-21 San Bernardino Loma Linda Comment
  CLARK-A1528-1792  Crepis acuminata John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1802  Dyssodia pentachaeta John C. Roos 1950-8-4 San Bernardino Clark Mountain Comment
  CLARK-A1528-1813  Erigeron aphanactis John C. Roos 1949-5-28 4332 San Bernardino Clark Mountains Comment
  CLARK-A1528-1816  Erigeron breweri John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1818  Erigeron compositus var. discoideus John C. Roos 1941-8-27 San Bernardino San Bernardino Mountains 3474 Comment
  CLARK-A1528-1819  Erigeron divergens John C. Roos 1946-9-28 3099 San Bernardino San Bernardino Mountains 2072 Comment
  CLARK-A1528-1820  Erigeron divergens John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1823  Erigeron foliosus var. covillei John C. Roos 1943-5-22 2650 San Bernardino Little San Bernardino Mountains Comment
  CLARK-A1528-1826  Conyza bonariensis John C. Roos 1951-9-18 5219 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-1828  Erigeron pumilus John C. Roos 1943-7-4 2719 San Bernardino San Bernardino Mountains 2986 Comment
Read comments
Jul 3 2014
  CLARK-A1528-1830  Erigeron uncialis John C. Roos 1948-9-18 4044 San Bernardino Clark Mountain 2133 Comment
  CLARK-A1528-1831  Erigeron uncialis John C. Roos 1949-5-28 4361 San Bernardino Clark Mountain 1920 Comment
  CLARK-A1528-1833  Eriophyllum confertiflorum var. tridactylum John C. Roos 1937-5-29 2451 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1834  Eriophyllum confertiflorum John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1836  Eriophyllum confertiflorum John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1838  Eriophyllum lanatum var. obovatum John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains 1837 Comment
  CLARK-A1528-1848  Gnaphalium chilense John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1858  Gnaphalium peregrinum John C. Roos 1952-6-23 5785 San Bernardino Loma Linda Comment
  CLARK-A1528-1880  Haplopappus cuneatus John C. Roos 1948-9-25 4076 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1889  Haplopappus gracilis John C. Roos 1947-6-23 4466 San Bernardino Lanfair Valley 1310 Comment
  CLARK-A1528-1890  Haplopappus laricifolius John C. Roos 1950-9-1 4956 San Bernardino Clark Mountains 1615 Comment
  CLARK-A1528-1894  Haplopappus venetus subsp. vernonioides John C. Roos 1951-9-24 5248 San Bernardino Loma Linda Comment
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Aug 20 2014
  CLARK-A1528-1899  Haplopappus palmeri John C. Roos 1946-10-23 3133 San Bernardino Loma Linda Comment
  CLARK-A1528-1902  Haplopappus parishii John C. Roos 1965-10-2 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1914  Helianthus nuttallii John C. Roos 1965-9-22 San Bernardino Victorville Comment
  CLARK-A1528-1928  Heterotheca grandiflora John C. Roos 1951-9-19 5224 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-1936  Helenium bigelovii John C. Roos 1965-9-11 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1943  Hieracium albiflorum John C. Roos 1937-7-20 2470 San Bernardino San Bernardino Mountains 1981 Comment
  CLARK-A1528-1944  Hieracium albiflorum John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains 2590 Comment
  CLARK-A1528-1954  Hulsea vestita subsp. pygmaea John C. Roos 1941-8-27 35 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-1956  Hulsea vestita John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-196  Conyza canadensis John C. Roos 1951-9-17 5212 San Bernardino Loma Linda 320 Comment
  CLARK-A1528-1967  Hymenopappus filifolius John C. Roos 1949-6-24 4481 San Bernardino Clark Mountains 2133 Comment
  CLARK-A1528-1977  Lasthenia chrysostoma John C. Roos 1949-4-30 4277 San Bernardino 883 Comment
  CLARK-A1528-1986  Lepidospartum latisquamum John C. Roos 1950-9-3 4971 San Bernardino Clark Mountains 1889 Comment
  CLARK-A1528-1988  Lepidospartum squamatum John C. Roos 1965-10-2 San Bernardino San Bernardino Mountains 975 Comment
  CLARK-A1528-1991  Lessingia lemmonii var. ramulosissima John C. Roos 1946-9-20 3055 San Bernardino Mojave Desert Comment
  CLARK-A1528-1994  Leucelene ericoides John C. Roos 1949-6-19 4398 San Bernardino Clark Mountain 1889 Comment
  CLARK-A1528-1998  Machaeranthera canescens John C. Roos 1966-8-13 San Bernardino San Bernardino Mountains 2316 Comment
  CLARK-A1528-2027  Petradoria pumila John C. Roos 1948-9-18 San Bernardino Clark Mountains Comment
  CLARK-A1528-2035  Artemisia tridentata subsp. tridentata Alfred R. Roos 1948-10-29 San Bernardino Cajon Pass 1219 Comment
  CLARK-A1528-2055  Pluchea purpurascens John C. Roos 1951-9-24 5246 San Bernardino Loma Linda 304 Comment
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Aug 20 2014
  CLARK-A1528-2070  Psilostrophe cooperi John C. Roos 1937-8-25 2024 San Bernardino East Mojave Desert Comment
  CLARK-A1528-2071  Psilostrophe cooperi John C. Roos 1949-6-22 4457 San Bernardino New York Mountains 1523 Comment
  CLARK-A1528-2073  Raillardella argentea John C. Roos 1941-8-27 34 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-2074  Raillardella argentea John C. Roos 1946-9-4 2951 San Bernardino San Bernardino Mountains 3413 Comment
  CLARK-A1528-2076  Sanvitalia abertii John C. Roos, Alfred R. Roos 1950-8-5 4893 San Bernardino Clark Mountain Range 1645 Comment
  CLARK-A1528-2078  Senecio astephanus John C. Roos 1952-6-14 5771 San Bernardino Mountain Home Village 1158 Comment
  CLARK-A1528-2079  Senecio bernardinus John C. Roos 1943-7-3 2727 San Bernardino Big Bear City Comment
  CLARK-A1528-2082  Senecio douglasii var. monoensis John C. Roos 1948-9-18 4049 San Bernardino Clark Mountains 1584 Comment
  CLARK-A1528-2092  Senecio triangularis John C. Roos 1946-9-4 2941 San Bernardino High Creek 2804 Comment
  CLARK-A1528-2095  Solidago occidentalis John C. Roos 1946-10-2 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-2097  Solidago californica John C. Roos 1965-10-2 San Bernardino San Bernardino Mountains 1219 Comment
  CLARK-A1528-2105  Stephanomeria cichoriacea John C. Roos 1937-7-16 392 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-2107  Stephanomeria virgata John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2116  Tetradymia argyraea John C. Roos 1950-8-6 4908 San Bernardino Kingston Mountains 1523 Comment
  CLARK-A1528-2118  Tetradymia canescens John C. Roos 1937-7-15 385 San Bernardino San Gabriel Mountains 1737 Comment
  CLARK-A1528-2123  Tetradymia comosa John C. Roos 1965-6-27 San Bernardino Loma Linda Hills 304 Comment
  CLARK-A1528-2126  Tetradymia spinosa var. longispina John C. Roos 1965-5-20 San Bernardino Hesperia Comment
  CLARK-A1528-2130  Trichoptilium incisum John C. Roos 1937-4-24 2456 San Bernardino Sheep Hole Mountains Comment
  CLARK-A1528-2146  Xanthium spinosum John C. Roos 1965-7-21 San Bernardino Loma Linda Comment
  CLARK-A1528-2149  Conyza bonariensis John C. Roos 1949-10-3 4688 San Bernardino Loma Linda Comment
  CLARK-A1528-2156  Haplopappus cuneatus John C. Roos 1941-11-15 870 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2162  Senecio fremontii subsp. occidentalis John C. Roos 1936-7-30 954 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-2180  Viguiera deltoidea var. parishii John C. Roos 1949-6-26 4496 San Bernardino Clark Mountain 1462 Comment
  CLARK-A1528-2184  Layia glandulosa John C. Roos 1941-4-5 190 San Bernardino Little San Bernardino Mountains Comment
  CLARK-A1528-2194  Heterotheca grandiflora John C. Roos 1940-9-1 232 San Bernardino Cajon Pass 701 Comment
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Jul 17 2014
  CLARK-A1528-2196  Tetradymia argyraea John C. Roos 1950-8-6 4908 San Bernardino Kingston Mountains 1523 Comment
  CLARK-A1528-2204  Coldenia nuttallii John C. Roos 1952-5-17 5679 San Bernardino Mojave Desert 914 Comment
  CLARK-A1528-2215  Cryptantha intermedia John C. Roos 1947-2-20 3276 San Bernardino Loma Linda Comment
  CLARK-A1528-2273  Berberis fremontii John C. Roos 1949-6-22 4437 San Bernardino New York Mountains 1523 Comment
  CLARK-A1528-2276  Alnus rhombifolia John C. Roos 1965-9-11 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2287  Arabis perennans John C. Roos 1937-4-26 2194 San Bernardino Providence Mountains Comment
  CLARK-A1528-2303  Caulanthus amplexicaulis John C. Roos 1947-3-8 3314 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2308  Descurainia richardsonii subsp. incisa John C. Roos 1947-8-9 3737 San Bernardino San Bernardino Mountains 2285 Comment
  CLARK-A1528-2317  Halimolobos diffusa var. jaegeri John C. Roos 1948-9-18 San Bernardino Clark Mountain Range 2133 Comment
  CLARK-A1528-2327  Lepidium perfoliatum John C. Roos 1949-4-30 4259 San Bernardino Lucerne Valley Comment
  CLARK-A1528-2332  Lesquerella kingii subsp. bernardina John C. Roos 1959-5-16 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2335  Physaria chambersii John C. Roos 1949-5-28 4331 San Bernardino Clark Mountain Range 1645 Comment
  CLARK-A1528-2337  Rorippa obtusa John C. Roos 1946-9-15 3033 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2342  Sisymbrium orientale John C. Roos 1969-5-18 San Bernardino Loma Linda Comment
  CLARK-A1528-2347  Thelypodium integrifolium John C. Roos 1946-9-21 3046 San Bernardino San Bernardino Mountains 1081 Comment
  CLARK-A1528-2352  Thysanocarpus curvipes John C. Roos 1947-3-8 3313 San Bernardino San Bernardino Mountains 1005 Comment
  CLARK-A1528-2368  Lobelia dunnii var. serrata John C. Roos 1945-7-31 4073 San Bernardino Lytle Creek Comment
  CLARK-A1528-2395  Isomeris arborea John C. Roos 1962-5-6 San Bernardino Loma Linda Comment
  CLARK-A1528-2402  Amaranthus hybridus John C. Roos 1951-9-19 5222 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-2407  Amsonia tomentosa John C. Roos 1941-4-5 189 San Bernardino Little San Bernardino Mountains Comment
  CLARK-A1528-2410  Sambucus caerulea John C. Roos 1968-9-28 San Bernardino San Bernardino Mountains 1981 Comment
  CLARK-A1528-2416  Symphoricarpos longiflorus John C. Roos 1949-6-19 4401 San Bernardino Clark Mountain Comment
  CLARK-A1528-2419  Draba corrugata John C. Roos 1937-7-17 2201 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-2423  Arabis platysperma John C. Roos 1936-7-30 948 San Bernardino San Bernardino Mountains 3291 Comment
  CLARK-A1528-2428  Oenanthe sarmentosa John C. Roos 1937-7-31 665 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2429  Sanicula bipinnata John C. Roos 1937-6-8 663 San Bernardino San Bernardino Mountains Comment
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Oct 7 2014
  CLARK-A1528-2436  Bowlesia incana John C. Roos 1941-5-6 156 San Bernardino Loma Linda Hills Comment
  CLARK-A1528-2440  Arenaria confusa John C. Roos 1937-7-20 380 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2441  Arenaria douglasii John C. Roos 1937-7-22 641 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2443  Arenaria kingii subsp. compacta John C. Roos 1949-6-21 3557 San Bernardino New York Mountains 2224 Comment
  CLARK-A1528-2450  Arenaria nuttallii subsp. gracilis John C. Roos 1941-8-27 probably 36 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-2451  Cerastium vulgatum John C. Roos 1965-7-31 San Bernardino San Bernardino Mountains 2285 Comment
  CLARK-A1528-2453  Herniaria cinerea John C. Roos 1954-6-5 6123 San Bernardino Loma Linda 320 Comment
  CLARK-A1528-2462  Silene antirrhina John C. Roos 1955-6-2 San Bernardino Loma Linda Comment
  CLARK-A1528-2472  Silene verecunda John C. Roos 1965-6-12 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2481  Stellaria longipes John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2486  Stellaria longipes John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains 2438 Comment
  CLARK-A1528-2488  Stellaria media John C. Roos 1952-2-27 5356 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-2493  Forsellesia nevadensis John C. Roos 1949-6-19 4402 San Bernardino Clark Mountain Range 1950 Comment
  CLARK-A1528-2503  Atriplex rosea John C. Roos 1938-8-19 2755 San Bernardino Loma Linda Comment
  CLARK-A1528-2504  Atriplex rosea John C. Roos 1950-8-23 4946 San Bernardino San Bernardino Valley 320 Comment
  CLARK-A1528-2506  Atriplex serenana John C. Roos 1946-8-26 2933 San Bernardino Loma Linda Comment
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Jan 21 2015
  CLARK-A1528-2508  Atriplex torreyi John C. Roos, Alfred R. Roos 1950-8-8 4930 San Bernardino Mojave Desert 792 Comment
  CLARK-A1528-2512  Atriplex torreyi John C. Roos, Alfred R. Roos 1946-9-21 3059 San Bernardino Mojave Desert 883 Comment
  CLARK-A1528-252  Lactuca serriola John C. Roos 1951-9-15 5204 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-2527  Atriplex lentiformis John C. Roos, Lucille Roos 1954-9-25 6251 San Bernardino San Bernardino Valley 426 Comment
  CLARK-A1528-2542  Atriplex canescens John C. Roos 1948-6-11 San Bernardino Mountain Pass Comment
  CLARK-A1528-2560  Chenopodium fremontii John C. Roos 1950-9-2 4966 San Bernardino Clark Mountain 1645 Comment
  CLARK-A1528-2563  Chenopodium incanum John C. Roos 1949-6-22 4456 San Bernardino New York Mountains 1493 Comment
  CLARK-A1528-2564  Chenopodium incanum John C. Roos 1950-9-1 4960 San Bernardino Clark Mountains 1645 Comment
  CLARK-A1528-2571  Chenopodium pumilio John C. Roos 1937-7-14 San Bernardino Santa Ana River Comment
  CLARK-A1528-2597  Salsola iberica John C. Roos 1965-7-5 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-2602  Suaeda fruticosa Alfred R. Roos 1947-7-22 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-2605  Suaeda torreyana var. ramosissima John C. Roos 1946-9-21 3071 San Bernardino Rabbit Springs 883 Comment
  CLARK-A1528-2610  Cressa truxillensis John C. Roos 1954-7-18 6202 San Bernardino Mojave Desert 60 Comment
  CLARK-A1528-2613  Cuscuta indecora John C. Roos 1946-10-5 3109 San Bernardino San Bernardino Mountains 1356 Comment
  CLARK-A1528-2619  Crassula erecta John C. Roos 1947-2-20 3275 San Bernardino Loma Linda Hills Comment
  CLARK-A1528-2626  Athyrium filix-femina var. californicum John C. Roos 1937-7-31 1968 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2630  Silene verecunda subsp. platyota John C. Roos 1936-7-30 950 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-2640  Euphorbia peplus John C. Roos 1946-8-30 2992 San Bernardino Loma Linda Comment
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Jan 21 2015
  CLARK-A1528-2650  Boisduvalia densiflora John C. Roos 1937-7-27 1987 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2667  Juniperus osteosperma John C. Roos 1950-8-4 San Bernardino Clark Mountain Comment
  CLARK-A1528-2681  Pyrola californica John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains 2621 Comment
  CLARK-A1528-2684  Pyrola picta John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains 2590 Comment
  CLARK-A1528-2690  Croton californicus var. mohavensis John C. Roos 1937-8-25 2022 San Bernardino Comment
  CLARK-A1528-2691  Croton californicus John C. Roos 1965-6-27 San Bernardino Loma Linda 1000+ ft Comment
  CLARK-A1528-2699  Euphorbia fendleri John C. Roos 1949-5-28 4359 San Bernardino Clark Mountain Range 1828 Comment
  CLARK-A1528-2703  Euphorbia palmeri John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2706  Euphorbia revoluta John C. Roos 1950-8-4 San Bernardino Clark Mountain Range Comment
  CLARK-A1528-2712  Stillingia linearifolia John C. Roos 1947-2-20 3271 San Bernardino Loma Linda Comment
  CLARK-A1528-2717  Tragia ramosa John C. Roos 1950-9-3 4978 San Bernardino Clark Mountain Range 1859 Comment
  CLARK-A1528-2725  Amorpha californica John C. Roos 1948-6-13 3875 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-2752  Astragalus nutans John C. Roos 1949-6-21 3555 San Bernardino New York Mountains 1828 Comment
  CLARK-A1528-2755  Astragalus pomonensis John C. Roos 1965-6-27 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-2757  Astragalus purshii John C. Roos 1967-5-30 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2764  Dalea arborescens John C. Roos 1947-4-18 3444 San Bernardino Barstow Comment
  CLARK-A1528-2795  Lotus argyraeus subsp. multicaulis John C. Roos 1949-6-21 3556 San Bernardino New York Peak 2224 Comment
  CLARK-A1528-2807  Lotus strigosus John C. Roos 1947-2-22 3280 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2828  Lupinus densiflorus subsp. lacteus John C. Roos 1966-4-28 San Bernardino Calimesa Comment
  CLARK-A1528-2833  Lupinus flavoculatus John C. Roos 1949-6-20 4415 San Bernardino Little San Bernardino Mountains 1676 Comment
  CLARK-A1528-2836  Lupinus formosus John C. Roos 1937-5-28 1704 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2844  Lupinus latifolius John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2865  Oxytropis oreophila John C. Roos 1941-8-27 38 ? San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2884  Trifolium microcephalum John C. Roos 1937-5-28 1689 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2886  Trifolium monanthum subsp. grantianum John C. Roos 1937-7-21 2362 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2893  Trifolium variegatum John C. Roos 1937-7-26 1695 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2907  Quercus wislizeni var. frutescens John C. Roos 1947-4-26 3597 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2911  Quercus wislizeni var. frutescens John C. Roos 1946-9-4 2946 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2926  Quercus kelloggii John C. Roos 1946-9-15 3013 San Bernardino San Bernardino Mountains 2224 Comment
  CLARK-A1528-2938  Garrya flavescens John C. Roos 1950-2-17 San Bernardino Yucaipa Comment
  CLARK-A1528-2953  Frasera albomarginata John C. Roos 1949-6-20 4419 San Bernardino New York Mountains 1676 Comment
  CLARK-A1528-2962  Geranium richardsonii John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains 2590 Comment
  CLARK-A1528-2972  Eriodictyon trichocalyx John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2977  Hypericum anagalloides John C. Roos 1937-7-22 1167 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2981  Nama hispida John C. Roos 1949-4-9 4221 San Bernardino Vidal 15' quadrangle Comment
  CLARK-A1528-2988  Nemophila pedunculata John C. Roos 1950-6-24 4837 San Bernardino San Bernardino Mountains 2224 Comment
  CLARK-A1528-3005  Phacelia davidsonii John C. Roos 1937-5-9 2091 San Bernardino Oak Glen Comment
  CLARK-A1528-3013  Phacelia perityloides var. jaegeri John C. Roos 1949-5-28 4367 San Bernardino Clark Mountain Range 1889 Comment
  CLARK-A1528-3016  Phacelia ramosissima John C. Roos 1965-6-27 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-3050  Pyrola minor John C. Roos 1941-8-27 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3051  Pyrola picta John C. Roos 1941-9-9 78 San Bernardino San Bernardino Mountains 2224 Comment
  CLARK-A1528-3056  Lupinus excubitus John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3062  Geum macrophyllum subsp. perincisum John C. Roos 1948-7-10 3922 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-3077  Triteleia laxa John C. Roos, Ralph Gustin 1948-4-27 4/ 27 /48 San Bernardino Loma Linda Comment
  CLARK-A1528-3089  Pellaea mucronata John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3096  Glechoma hederacea John C. Roos 1954-4-7 6059 San Bernardino Loma Linda Valley 350 Comment
  CLARK-A1528-3098  Lamium amplexicaule John C. Roos 1952-2-25 5355 San Bernardino San Bernardino Valley 365 Comment
  CLARK-A1528-3100  Lycopus americanus John C. Roos 1952-8-6 5883 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-3101  Mentha arvensis John C. Roos 1940-7-21 1851 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3132  Stachys albens John C. Roos 1937-7-10 1791 San Bernardino Reche Canyon Comment
  CLARK-A1528-3135  Agastache urticifolia John C. Roos 1946-8-31 2990 San Bernardino Oak Glen Comment
  CLARK-A1528-3137  Molucella laevis John C. Roos 1965-6-20 San Bernardino Loma Linda Comment
  CLARK-A1528-3142  Monardella linoides John C. Roos, Alfred R. Roos 1950-8-6 4913 San Bernardino Kingston Mountains 2163 Comment
  CLARK-A1528-3155  Prunella vulgaris John C. Roos 1965-7-31 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3160  Mentzelia albicaulis John C. Roos 1937-4-25 544 San Bernardino Mojave Desert Comment
  CLARK-A1528-3163  Mentzelia dispersa John C. Roos 1947-6-14 3676 San Bernardino San Bernardino Mountains 1584 Comment
  CLARK-A1528-3166  Mentzelia laevicaulis John C. Roos 1965-7-24 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3169  Mentzelia oreophila John C. Roos 1950-8-4 San Bernardino Clark Mountain Comment
  CLARK-A1528-3178  Monardella macrantha John C. Roos, Lucille Roos 1952-6-14 5770 San Bernardino San Bernardino Mountains 1158 Comment
  CLARK-A1528-3182  Lemna trisulca John C. Roos 1942-11-28 2587 San Bernardino San Bernardino Mountains 914 Comment
  CLARK-A1528-3187  Calochortus concolor John C. Roos, Lucille Roos 1952-6-14 5772 San Bernardino San Bernardino Mountains 1158 Comment
  CLARK-A1528-3195  Calochortus nuttallii John C. Roos 1937-7-17 630 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-3205  Zigadenus fremontii John C. Roos 1952-4-27 5582 San Bernardino Scotts Canyon 426 Comment
  CLARK-A1528-3213  Lythrum californicum John C. Roos 1952-6-24 5787 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-3231  Malva parviflora John C. Roos, Lucille Roos 1951-11-10 5349 San Bernardino Colton 304 Comment
  CLARK-A1528-3234  Malacothamnus orbiculatus John C. Roos 1948-6-21 3688 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3238  Modiola caroliniana John C. Roos 1956-5-20 6582 San Bernardino Loma Linda Comment
  CLARK-A1528-3241  Sidalcea malviflora John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3244  Sphaeralcea ambigua John C. Roos 1965-6-16 San Bernardino Adelanto Comment
  CLARK-A1528-3246  Sphaeralcea ambigua subsp. monticola John C. Roos 1937-4-27 1657 San Bernardino Goffs Comment
  CLARK-A1528-3253  Eucalyptus rudis John C. Roos 1947-12-29 San Bernardino Redlands Comment
  CLARK-A1528-3254  Abronia villosa John C. Roos 1937-5-30 2042 San Bernardino Victorville Comment
  CLARK-A1528-3262  Allionia incarnata John C. Roos 1937-4-25 2103 San Bernardino Essex Comment
  CLARK-A1528-3277  Mirabilis bigelovii John C. Roos 1949-5-14 4298 San Bernardino Hesperia Comment
  CLARK-A1528-3280  Oxybaphus pumilus John C. Roos 1949-6-25 4491 San Bernardino Clark Mountains 1737 Comment
  CLARK-A1528-3281  Oxybaphus pumilus John C. Roos 1967-9-30 San Bernardino 1828 Comment
  CLARK-A1528-3284  Oxybaphus coccineus John C. Roos 1949-6-20 3546 San Bernardino Kokoweed Peak 1523 Comment
  CLARK-A1528-3289  Fraxinus anomala John C. Roos 1949-5-28 San Bernardino Clark Mountain Comment
  CLARK-A1528-3290  Fraxinus dipetala John C. Roos 1947-4-12 3441 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3291  Fraxinus anomala John C. Roos 1948-9-18 San Bernardino Clark Mountain Comment
  CLARK-A1528-3296  Epilobium brevistylum John C. Roos 1943-7-31 2693 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3299  Epilobium exaltatum John C. Roos 1965-7-31 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3316  Boisduvalia stricta John C. Roos 1965-9-15 San Bernardino Victorville Comment
  CLARK-A1528-3330  Camissonia kernensis subsp. gilmanii John C. Roos 1952-4-22 5568 San Bernardino 304 Comment
  CLARK-A1528-3331  Gaura coccinea John C. Roos 1949-5-28 4340 San Bernardino Clark Mountain Comment
  CLARK-A1528-3336  Clarkia dudleyana John C. Roos 1965-6-12 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3338  Epilobium glaberrimum John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3339  Epilobium brevistylum John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3340  Epilobium angustifolium John C. Roos 1937-7-22 1164 San Bernardino Mount San Gorgonio Comment
  CLARK-A1528-3341  Epilobium adenocaulon var. holosericeum John C. Roos 1937-7-31 967 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-3351  Oenothera hookeri John C. Roos 1946-10-5 3106 San Bernardino San Bernardino Mountains 1356 Comment
  CLARK-A1528-3353  Zauschneria californica subsp. latifolia John C. Roos 1936-8-15 571 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3381  Habenaria elegans John C. Roos 1937-7-31 2350 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3384  Habenaria leucostachys John C. Roos 1967-7-8 San Bernardino San Bernardino Mountains 2499 Comment
  CLARK-A1528-3386  Habenaria sparsiflora John C. Roos 1964-8-1 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3388  Spiranthes porrifolia John C. Roos 1947-8-9 3735 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3400  Proboscidea parviflora John C. Roos 1959-8-5 San Bernardino Loma Linda Comment
  CLARK-A1528-3406  Canbya candida John C. Roos, Lucille Roos 1952-5-10 5633 San Bernardino Mojave Desert Comment
  CLARK-A1528-3408  Dendromecon rigida John C. Roos 1937-4-17 1385 San Bernardino Highlands Comment
  CLARK-A1528-341  Arabis parishii John C. Roos 1970-5-23 San Bernardino San Bernardino Mountains 2773 Comment
  CLARK-A1528-3412  Eschscholzia minutiflora John C. Roos 1937-4-28 773 San Bernardino Colorado River Comment
  CLARK-A1528-3422  Plantago major John C. Roos 1950-5-13 4806 San Bernardino Rabbit Springs 883 Comment
  CLARK-A1528-3427  Plantago lanceolata John C. Roos 1965-6-24 San Bernardino Ontario Comment
  CLARK-A1528-3432  Plantago hirtella John C. Roos 1943-7-21 2686 San Bernardino Loma Linda Comment
  CLARK-A1528-3435  Plantago virginica John C. Roos 1938-6-12 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-3445  Navarretia atractyloides John C. Roos 1948-6-13 3878 San Bernardino Fontana Comment
  CLARK-A1528-3452  Phlox austromontana John C. Roos 1967-5-30 San Bernardino San Bernardino Mountains 2377 Comment
  CLARK-A1528-3457  Allophyllum divaricatum John C. Roos 1965-6-12 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3464  Linanthus breviculus John C. Roos 1965-6-26 San Bernardino Fish Creek Comment
  CLARK-A1528-3485  Linanthus parryae John C. Roos, Lucille Roos 1952-5-10 5645 San Bernardino Adelanto 914 Comment
  CLARK-A1528-3514  Gilia sinuata John C. Roos, Lucille Roos 1949-6-27 4516 San Bernardino Kingston Mountains 2072 Comment
  CLARK-A1528-3519  Gilia splendens subsp. splendens John C. Roos 1937-5-31 San Bernardino Cajon Canyon Comment
  CLARK-A1528-3524  Ipomopsis aggregata John C. Roos 1948-9-18 4065 San Bernardino 1737 Comment
  CLARK-A1528-3528  Ipomopsis polycladon John C. Roos 1949-6-18 4394 San Bernardino Mountain Pass 1523 Comment
  CLARK-A1528-3529  Langloisia matthewsii John C. Roos 1949-5-30 4251 San Bernardino Apple Valley Comment
  CLARK-A1528-3531  Leptodactylon pungens John C. Roos 1949-6-24 4474 San Bernardino Clark Mountain 2407 Comment
  CLARK-A1528-3536  Langloisia setosissima John C. Roos 1937-4-28 1654 San Bernardino Turtle Mountains Comment
  CLARK-A1528-3540  Cheilanthes feei John C. Roos 1949-6-19 4400 San Bernardino Clark Mountain Range 1889 Comment
  CLARK-A1528-3544  Abies concolor John C. Roos, Alfred R. Roos 1950-8-6 4911 San Bernardino Kingston Range 2133 Comment
  CLARK-A1528-3548  Pinus coulteri John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3550  Pinus flexilis John C. Roos 1936-7-30 955 San Bernardino San Bernardino Mountains 0 Comment
  CLARK-A1528-3558  Pinus monophylla John C. Roos 1948-9-18 4072 San Bernardino Clark Mountain 1737 Comment
  CLARK-A1528-3565  Pseudotsuga macrocarpa John C. Roos 1937-7-15 381 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-3572  Cheilanthes covillei John C. Roos 1949-6-4 4386 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-3584  Cheilanthes feei John C. Roos 1937-4-26 1800 San Bernardino Mitchell Caverns Comment
  CLARK-A1528-3596  Polygala acanthoclada John C. Roos 1949-6-20 4420 San Bernardino New York Mountains Comment
  CLARK-A1528-3598  Chorizanthe brevicornu John C. Roos 1965-6-16 San Bernardino Comment
  CLARK-A1528-3601  Chorizanthe leptoceras John C. Roos 1950-6-3 4822 San Bernardino Cajon Canyon 761 Comment
  CLARK-A1528-3604  Chorizanthe rigida John C. Roos 1965-6-16 San Bernardino Comment
  CLARK-A1528-3609  Chorizanthe watsonii John C. Roos 1949-4-30 San Bernardino Hesperia Comment
  CLARK-A1528-3632  Pseudotsuga macrocarpa John C. Roos 1965-12-11 San Bernardino San Bernardino Mountains 1097 Comment
  CLARK-A1528-3652  Eriogonum heermannii subsp. floccosum John C. Roos 1950-9-3 4979 San Bernardino 1859 Comment
  CLARK-A1528-3664  Eriogonum kennedyi var. alpigenum John C. Roos 1946-9-4 2962 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-3668  Eriogonum microthecum var. corymbosoides John C. Roos 1941-10-18 859 San Bernardino Bear Valley 2651 Comment
  CLARK-A1528-3670  Eriogonum microthecum John C. Roos 1949-9-2 4646 San Bernardino Comment
  CLARK-A1528-3685  Eriogonum parishii John C. Roos 1940-8-10 1844 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3687  Eriogonum parishii John C. Roos 1937-7-20 2413 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3692  Eriogonum plumatella John C. Roos 1965-7-21 San Bernardino Victorville Comment
  CLARK-A1528-370  Stanleya pinnata subsp. pinnata John C. Roos 1971-4-26 San Bernardino Joshua Tree National Park 609 Comment
  CLARK-A1528-3711  Eriogonum trichopes John C. Roos 1937-8-3 1956 San Bernardino Red Mountain Comment
  CLARK-A1528-3714  Eriogonum umbellatum John C. Roos 1946-10-5 3117 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-3740  Eriogonum heermannii var. argense John C. Roos, R. Weatherby 1949-9-2 3575 San Bernardino Kingston Range 1920-2073 Comment
  CLARK-A1528-3748  Nemacladus rubescens John C. Roos 1937-4-25 1793 San Bernardino Essex Comment
  CLARK-A1528-3749  Nemacladus rubescens John C. Roos 1937-4-24 1797 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3758  Oxytheca parishii John C. Roos 1965-10-2 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3759  Oxytheca parishii John C. Roos 1940-8-10 1845 San Bernardino Comment
  CLARK-A1528-3762  Oxytheca perfoliata John C. Roos 1937-5-30 2054 San Bernardino Comment
  CLARK-A1528-3765  Oxytheca trilobata John C. Roos, Lucille Roos 1956-7-21 6588 San Bernardino Deer Lick Springs Comment
  CLARK-A1528-3781  Polygonum convolvulus John C. Roos 1965-6-9 6587 San Bernardino San Bernardino Comment
  CLARK-A1528-3783  Polygonum douglasii subsp. johnstonii John C. Roos 1936-8-15 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3784  Polygonum douglasii John C. Roos 1940-7-16 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3786  Polygonum douglasii subsp. johnstonii John C. Roos 1937-7-20 2368 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3790  Polygonum punctatum John C. Roos 1965-9-13 San Bernardino Victorville Comment
  CLARK-A1528-3793  Pterostegia drymarioides John C. Roos 1947-2-20 3274 San Bernardino Loma Linda 365 Comment
  CLARK-A1528-3796  Rumex californicus John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3822  Claytonia spathulata John C. Roos 1939-5-26 717 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3825  Lewisia brachycalyx John C. Roos 1939-5-26 715 San Bernardino San Bernardino Mountains 2285 Comment
  CLARK-A1528-3863  Delphinium parishii John C. Roos 1966-4-6 San Bernardino Mojave Desert Comment
  CLARK-A1528-3869  Myosurus minimus subsp. apus John C. Roos 1950-4-6 4724 San Bernardino Rabbit Spring 883 Comment
  CLARK-A1528-3870  Ranunculus aquatilis var. capillaceus John C. Roos 1937-7-28 15 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3879  Thalictrum fendleri John C. Roos 1937-7-22 2371 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3892  Ceanothus greggii John C. Roos 1949-6-20 4421 San Bernardino New York Mountains 1828 Comment
  CLARK-A1528-3908  Rhamnus californica subsp. cuspidata John C. Roos 1949-6-19 4405 San Bernardino Clark Mountain Range 1950 Comment
  CLARK-A1528-392  Atriplex argentea subsp. expansa John C. Roos 1951-9-15 5209 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-3960  Kelloggia galioides John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains 2285 Comment
  CLARK-A1528-3963  Sherardia arvensis John C. Roos 1937-4-23 2382 San Bernardino Loma Linda Comment
  CLARK-A1528-3978  Cercocarpus intricatus John C. Roos 1948-9-18 4067 San Bernardino Clark Mountain Range 1706 Comment
  CLARK-A1528-3979  Cercocarpus intricatus John C. Roos 1949-5-28 4363 San Bernardino Clark Mountain Range 1828 Comment
  CLARK-A1528-3992  Geum macrophyllum John C. Roos 1965-7-31 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-3995  Holodiscus microphyllus var. microphyllus John C. Roos 1949-9-2 4648 San Bernardino 2163 Comment
  CLARK-A1528-3997  Horkelia bolanderi John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4003  Horkelia wilderae John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-4004  Ivesia argyrocoma John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-402  Atriplex polycarpa John C. Roos 1951-9-15 5208 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-4022  Potentilla saxosa John C. Roos 1942-5-1 1151 San Bernardino Joshua Tree National Monument Comment
  CLARK-A1528-4025  Potentilla wheeleri John C. Roos 1936-7-30 956 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-403  Bassia hyssopifolia John C. Roos 1951-9-15 5206 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-4035  Prunus virginiana subsp. demissa John C. Roos 1946-10-1 2991 San Bernardino Oak Glen Comment
  CLARK-A1528-4042  Rubus leucodermis John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4047  Sibbaldia procumbens John C. Roos 1941-8-27 29 San Bernardino Mount San Gorgonio 3047 Comment
  CLARK-A1528-4052  Salix exigua John C. Roos 1937-4-27 619 San Bernardino Colorado River Comment
  CLARK-A1528-4057  Salix lasiolepis John C. Roos 1949-8-14 San Bernardino New York Mountains 1706 Comment
  CLARK-A1528-4061  Populus tremuloides John C. Roos 1967-7-8 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4063  Populus trichocarpa var. ingrata John C. Roos 1936-8-15 563 San Bernardino San Bernardino Mountains 1981 Comment
  CLARK-A1528-4064  Populus trichocarpa John C. Roos 1946-9-28 3095 San Bernardino San Bernardino Mountains 2255 Comment
  CLARK-A1528-4066  Populus tremuloides John C. Roos 1967-7-8 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-4078  Selaginella watsonii John C. Roos 1946-9-4 2947 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-4079  Selaginella watsonii John C. Roos 1937-7-22 1165 San Bernardino Mount San Gorgonio Comment
  CLARK-A1528-408  Chenopodium ambrosioides John C. Roos 1975-9-19 5227 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-4085  Styrax officinalis John C. Roos 1959-5-16 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-409  Chenopodium murale John C. Roos 1951-9-16 5211 San Bernardino Loma Linda 320 Comment
Read comments
Jan 16 2015
  CLARK-A1528-4097  Heuchera rubescens John C. Roos 1965-7-31 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4107  Lithophragma parviflorum John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4110  Parnassia cirrata John C. Roos 1946-9-4 2972 San Bernardino San Bernardino Mountains 2438 Comment
  CLARK-A1528-4111  Parnassia palustris var. californica John C. Roos 1937-7-22 1166 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4128  Ribes cereum John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4136  Ribes montigenum John C. Roos 1946-9-4 2949 San Bernardino San Gorgonio Peak 3413 Comment
  CLARK-A1528-4138  Ribes montigenum John C. Roos 1943-7-4 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4140  Ribes montigenum John C. Roos 1949-7-4 4536 San Bernardino San Bernardino Mountains 3498 Comment
  CLARK-A1528-4141  Ribes nevadense John C. Roos 1940-5-11 843 San Bernardino San Bernardino Mountains 2042 Comment
  CLARK-A1528-4144  Ribes roezlii John C. Roos 1939-5-26 711 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4148  Ribes roezlii John C. Roos 1937-5-9 2089 San Bernardino Oak Glen Comment
  CLARK-A1528-4154  Ribes velutinum John C. Roos 1954-6-26 4503 San Bernardino California 1981 Comment
  CLARK-A1528-4158  Antirrhinum coulterianum John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4175  Castilleja cinerea John C. Roos 1938-8-14 581 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4184  Castilleja stenantha John C. Roos 1965-6-12 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4188  Collinsia childii John C. Roos 1947-6-14 3679 San Bernardino San Bernardino Mountains 1523 Comment
  CLARK-A1528-4190  Collinsia heterophylla var. austromontana John C. Roos 1948-6-13 3876 San Bernardino Lytle Creek Comment
  CLARK-A1528-4196  Cordylanthus filifolius John C. Roos 1946-10-5 3111 San Bernardino Pipes Creek 1356 Comment
  CLARK-A1528-4199  Cordylanthus nevinii John C. Roos 1942-8-22 1752 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4200  Cordylanthus nevinii John C. Roos 1965-9-11 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4215  Limosella aquatica John C. Roos 1946-10-5 3107 San Bernardino San Bernardino Mountains 1356 Comment
  CLARK-A1528-4237  Mimulus brevipes John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4242  Mimulus floribundus John C. Roos 1965-9-11 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4255  Mimulus johnstonii John C. Roos 1937-7-16 376 San Bernardino San Gabriel Mountains 1737 Comment
  CLARK-A1528-4260  Mimulus moschatus John C. Roos 1937-6-5 933 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4261  Mimulus palmeri John C. Roos 1937-5-24 2041 San Bernardino Deep Creek Comment
  CLARK-A1528-4268  Mimulus primuloides John C. Roos 1937-7-28 2352 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4279  Keckiella cordifolia John C. Roos 1948-6-26 3894 San Bernardino San Bernardino Mountains 761 Comment
  CLARK-A1528-4292  Penstemon bridgesii John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4303  Penstemon grinnellii John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4325  Veronica americana John C. Roos 1936-8-15 577 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4337  Veronica persica John C. Roos 1952-3-9 5388 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-4352  Lycopersicon esculentum John C. Roos 1965-12-6 San Bernardino Loma Linda Comment
  CLARK-A1528-4363  Physalis hederifolia var. cordifolia John C. Roos 1948-9-18 4070 San Bernardino Clark Mountain Comment
  CLARK-A1528-4364  Physalis hederifolia John C. Roos 1937-4-26 800 San Bernardino Providence Mountains Comment
  CLARK-A1528-4369  Solanum douglasii John C. Roos 1965-8-23 San Bernardino Loma Linda Elevation 1000+ ft Comment
  CLARK-A1528-4370  Solanum nigrum John C. Roos, Lucille Roos 1951-9-29 5308 San Bernardino Warm Creek 304 Comment
  CLARK-A1528-4371  Solanum nigrum John C. Roos 1949-6-26 4500 San Bernardino Kingston Mountains 1450 Comment
  CLARK-A1528-4387  Hesperocnide tenella John C. Roos 1969-5-17 San Bernardino Loma Linda Hills 365 Comment
  CLARK-A1528-4395  Lippia lanceolata John C. Roos, Lucille Roos 1951-9-29 5306 San Bernardino Warm Creek 304 Comment
  CLARK-A1528-4397  Lippia nodiflora John C. Roos 1937-7-31 526 San Bernardino San Bernardino Comment
  CLARK-A1528-4410  Viola macloskeyi John C. Roos 1937-7-22 2369 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4413  Viola purpurea John C. Roos 1937-5-15 1189 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4414  Viola purpurea John C. Roos 1966-5-7 San Bernardino San Bernardino Mountains 1828 Comment
  CLARK-A1528-4418  Phoradendron bolleanum subsp. densum John C. Roos 1937-5-29 824 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4419  Phoradendron juniperinum John C. Roos 1937-7-27 1967 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4423  Vitis girdiana John C. Roos 1947-6-21 3700 San Bernardino San Bernardino Mountains 1676 Comment
  CLARK-A1528-4426  Zannichellia palustris John C. Roos 1947-9-3 3740 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-4439  Tribulus terrestris John C. Roos 1951-9-21 5232 San Bernardino Loma Linda 323 Comment
  CLARK-A1528-4446  Agrostis idahoensis John C. Roos 1946-9-4 2943 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4448  Agrostis stolonifera John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4449  Agrostis stolonifera var. major John C. Roos 1937-7-14 447 San Bernardino Santa Ana River Comment
  CLARK-A1528-4483  Aristida purpurea John C. Roos 1950-8-4 San Bernardino Clark Mountain Comment
  CLARK-A1528-4489  Aristida wrightii John C. Roos 1949-5-29 4380 San Bernardino Clark Mountain 1402 Comment
  CLARK-A1528-4490  Aristida wrightii John C. Roos 1949-6-13 4392 San Bernardino Clark Mountain Range 1371 Comment
  CLARK-A1528-4517  Bouteloua curtipendula John C. Roos 1949-6-18 3551 San Bernardino Clark Mountain 1828 Comment
  CLARK-A1528-4527  Bouteloua hirsuta John C. Roos 1949-6-18 3553 San Bernardino Clark Mountain 1828 Comment
  CLARK-A1528-4542  Bromus marginatus John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4566  Bromus willdenowii John C. Roos 1950-6-9 4828 San Bernardino San Bernardino Comment
  CLARK-A1528-4573  Chloris virgata John C. Roos 1965-6-9 San Bernardino Barstow Comment
  CLARK-A1528-4578  Deschampsia cespitosa John C. Roos 1940-8-3 1557 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4582  Deschampsia elongata John C. Roos 1940-8-17 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4587  Digitaria sanguinalis John C. Roos 1965-7-5 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-4595  Echinochloa colona John C. Roos 1965-7-4 San Bernardino Loma Linda Comment
  CLARK-A1528-4610  Elymus triticoides John C. Roos 1965-6-16 San Bernardino Victorville 914 Comment
  CLARK-A1528-4611  Enneapogon desvauxii John C. Roos 1950-9-3 4970 San Bernardino Clark Mountain 1828 Comment
  CLARK-A1528-4614  Eragrostis mexicana Alfred R. Roos 1930-9-2 10352 San Bernardino Ontario Comment
  CLARK-A1528-4620  Eriochloa acuminata John C. Roos 1939-9-16 San Bernardino Highland Comment
  CLARK-A1528-4621  Eriochloa acuminata John C. Roos 1950-9-9 4985 San Bernardino San Bernardino Valley 365 Comment
  CLARK-A1528-4623  Eriochloa acuminata John C. Roos 1937-9-5 6614 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-4624  Eriochloa acuminata John C. Roos 1937-9-5 438 San Bernardino Highland Comment
  CLARK-A1528-4629  Eragrostis cilianensis John C. Roos 1946-8-26 2932 San Bernardino Loma Linda Comment
  CLARK-A1528-4631  Eragrostis cilianensis John C. Roos, Alfred R. Roos 1950-8-5 4900 San Bernardino Clark Mountains 1645 Comment
  CLARK-A1528-4633  Eragrostis cilianensis John C. Roos 1951-9-17 5213 San Bernardino Loma Linda 320 Comment
  CLARK-A1528-4636  Eragrostis cilianensis John C. Roos 1940-8-22 1609 San Bernardino Loma Linda Comment
  CLARK-A1528-4638  Eragrostis cilianensis John C. Roos 1950-8-4 San Bernardino Clark Mountain Comment
  CLARK-A1528-4641  Eragrostis diffusa John C. Roos 1951-9-18 521 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-4646  Festuca brachyphylla John C. Roos 1946-9-4 2959 San Bernardino San Bernardino Mountains 3413 Comment
  CLARK-A1528-4650  Festuca californica subsp. parishii John C. Roos 1919-7-24 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4651  Festuca grayi John C. Roos, Lucille Roos 1951-6-9 5060 San Bernardino San Bernardino Mountains 1767 Comment
  CLARK-A1528-4662  Festuca octoflora John C. Roos 1950-4-26 4765 San Bernardino Lucerne Valley 883 Comment
  CLARK-A1528-4672  Festuca rubra John C. Roos 1965-7-31 San Bernardino San Bernardino Mountains 2285 Comment
  CLARK-A1528-4683  Holcus lanatus John C. Roos 1940-8-17 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4688  Hordeum californicum John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4691  Hordeum jubatum John C. Roos 1949-5-14 4306 San Bernardino Lucerne Valley 883 Comment
  CLARK-A1528-4703  Lamarckia aurea John C. Roos 1937-4-3 1390 San Bernardino Reche Canyon Comment
  CLARK-A1528-4708  Leersia oryzoides John C. Roos 1951-10-14 5322 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-4735  Melica stricta John C. Roos 1950-6-17 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-4741B  Muhlenbergia andina John C. Roos 1943-11-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4745  Muhlenbergia andina John C. Roos 1962-9-29 San Bernardino San Bernardino Mountains 2042 Comment
  CLARK-A1528-4747  Muhlenbergia asperifolia John C. Roos 1938-8-14 580 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4757  Muhlenbergia microsperma John C. Roos 1937-4-3 1347 San Bernardino Reche Canyon Comment
  CLARK-A1528-4760  Muhlenbergia porteri John C. Roos, Alfred R. Roos 1950-8-4 4889 San Bernardino Clark Mountain 1219 Comment
  CLARK-A1528-4761  Muhlenbergia porteri John C. Roos 1950-8-4 San Bernardino Clark Mountain Comment
  CLARK-A1528-4768  Oryzopsis bloomeri John C. Roos 1946-9-28 3090 San Bernardino San Bernardino Mountains 0 Comment
  CLARK-A1528-4771  Oryzopsis hymenoides John C. Roos 1949-6-24 4480 San Bernardino Clark Mountain 2072 Comment
  CLARK-A1528-4773  Oryzopsis bloomeri John C. Roos, Lucille Roos 1951-7-28 5067 San Bernardino Rathbone Creek 2560 Comment
  CLARK-A1528-4785  Panicum miliaceum John C. Roos 1958-5-10 San Bernardino Loma Linda Comment
  CLARK-A1528-4792  Paspalum dilatatum John C. Roos 1951-9-20 5231 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-4802  Phalaris minor John C. Roos 1953-5-13 5918 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-4805  Phleum alpinum John C. Roos 1965-7-31 San Bernardino San Bernardino Mountains 2285 Comment
  CLARK-A1528-4807  Phleum pratense John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4814  Poa annua John C. Roos 1952-2-27 5359 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-4818  Poa bolanderi subsp. howellii John C. Roos 1939-6-24 918 San Bernardino Sawpit Canyon 1158 Comment
  CLARK-A1528-4819  Poa compressa John C. Roos, Lucille Roos 1950-7-5 4848 San Bernardino Loma Linda 323 Comment
  CLARK-A1528-4821  Poa fendleriana John C. Roos 1943-7-4 2713 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4823  Poa fendleriana John C. Roos 1940-5-11 851 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4830  Poa pratensis John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4831  Poa pratensis John C. Roos 1940-8-17 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4834  Poa scabrella John C. Roos 1939-5-26 713 San Bernardino Bluff Lake 2285 Comment
  CLARK-A1528-4843  Polypogon semiverticillatus John C. Roos 1965-6-12 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4846  Puccinellia parishii John C. Roos 1950-4-6 4722 San Bernardino Rabbit Spring 883 Comment
  CLARK-A1528-4848  Gnaphalium californicum John C. Roos 1948-6-26 3890 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4858  Sanicula bipinnatifida John C. Roos 1937-4-17 1380 San Bernardino Redlands Comment
  CLARK-A1528-4862  Haplopappus gracilis John C. Roos 1949-6-18 4393 San Bernardino Mountain Pass 1523 Comment
  CLARK-A1528-4881  Arnica chamissonis subsp. foliosa John C. Roos 1937-7-22 1161 San Bernardino Dry Lake Comment
  CLARK-A1528-4884  Monardella odoratissima subsp. australis John C. Roos 1937-7-20 1177 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4896  Lotus argophyllus subsp. decorus John C. Roos 1937-7-20 1179 San Bernardino Camp Angelus Comment
  CLARK-A1528-4899  Asclepias vestita John C. Roos 1949-4-30 4272 San Bernardino Lucerne Valley Comment
  CLARK-A1528-4910  Triteleia laxa John C. Roos 1949-4-26 4249 San Bernardino Loma Linda Hills Comment
  CLARK-A1528-4921  Lomatium mohavense John C. Roos 1937-3-1 1298 San Bernardino Victorville Comment
  CLARK-A1528-4923  Nitrophila occidentalis John C. Roos 1937-5-30 2044 San Bernardino Victorville Comment
  CLARK-A1528-4933  Artemisia bigelovii John C. Roos 1948-9-19 4059 San Bernardino Clark Mountains 1523 Comment
  CLARK-A1528-4940  Artemisia bigelovii John C. Roos 1948-9-18 4059 San Bernardino Clark Mountain 1523 Comment
  CLARK-A1528-4946  Tragopogon porrifolius John C. Roos 1966-4-28 San Bernardino Calimesa Comment
  CLARK-A1528-4959  Amaranthus blitoides John C. Roos 1949-6-23 4473 San Bernardino Lanfair Valley Comment
  CLARK-A1528-4962  Erigeron uncialis John C. Roos 1949-6-24 4485 San Bernardino Clark Mountain 2255 Comment
  CLARK-A1528-4967  Phyllodoce breweri John C. Roos 1941-6-5 109 San Bernardino Mount San Gorgonio 2895 Comment
  CLARK-A1528-4972  Salvia dorrii John C. Roos 1965-5-20 San Bernardino Hesperia Comment
  CLARK-A1528-4999  Eurotia lanata John C. Roos 1937-5-30 2053 San Bernardino Victorville Comment
  CLARK-A1528-5005  Encelia frutescens John C. Roos 1947-1-24 3209 San Bernardino Mojave Desert Comment
  CLARK-A1528-5013  Brickellia oblongifolia var. linifolia John C. Roos 1949-6-27 4519 San Bernardino Kingston Mountains 1767 Comment
  CLARK-A1528-5028  Setaria geniculata John C. Roos 1946-8-26 2931 San Bernardino Loma Linda Comment
  CLARK-A1528-5029  Sitanion hystrix John C. Roos 1946-9-4 2956 San Bernardino San Bernardino Mountains 3383 Comment
  CLARK-A1528-5033  Sporobolus contractus John C. Roos 1950-9-3 4982 San Bernardino Clark Mountains 1523 Comment
  CLARK-A1528-5041  Sitanion longifolium Alfred R. Roos 1948-6-11 San Bernardino Mountain Pass Comment
  CLARK-A1528-5044  Sporobolus cryptandrus John C. Roos 1950-8-6 4909 San Bernardino Kingston Mountains 1523 Comment
  CLARK-A1528-5051  Sporobolus cryptandrus John C. Roos 1949-8-13 4619 San Bernardino New York Mountains 1828 Comment
  CLARK-A1528-5065  Habenaria sparsiflora John C. Roos 1937-7-16 2009 San Bernardino San Gabriel Mountains 2133 Comment
  CLARK-A1528-5067  Psoralea rigida John C. Roos 1943-7-4 2725 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5077  Phacelia mutabilis John C. Roos 1937-7-22 684 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5081  Phacelia pedicellata John C. Roos 1937-4-27 677 San Bernardino 457 Comment
  CLARK-A1528-5083  Buddleja utahensis John C. Roos 1949-6-26 4497 San Bernardino Mesquite Mountains 1066 Comment
  CLARK-A1528-5084  Lythrum californicum John C. Roos 1952-6-24 5787 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-51  Cynodon dactylon John C. Roos 1951-10-2 5311 San Bernardino Loma Linda 320 Comment
  CLARK-A1528-512  Melilotus indicus John C. Roos 1951-9-19 5230 San Bernardino Loma Linda Comment
  CLARK-A1528-5125  Clematis lasiantha John C. Roos 1947-4-12 3437 San Bernardino San Bernardino Mountains 914 Comment
  CLARK-A1528-5127  Antennaria rosea John C. Roos 1939-6-3 6/ 3 /39 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5142  Plagiobothrys torreyi John C. Roos 1951-6-9 5062 San Bernardino San Bernardino Mountains 1828 Comment
  CLARK-A1528-5152  Sherardia arvensis John C. Roos 1937-4-8 1345 San Bernardino Loma Linda Comment
  CLARK-A1528-5157  Populus trichocarpa var. ingrata John C. Roos 1937-7-21 2372 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5179  Verbascum thapsus John C. Roos 1965-7-24 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5210  Pityrogramma triangularis John C. Roos 1949-6-27 4521 San Bernardino Kingston Range 1645 Comment
  CLARK-A1528-5211  Heteromeles arbutifolia John C. Roos 1965-12-11 San Bernardino San Bernardino Mountains 1097 Comment
  CLARK-A1528-5213  Agropyron elongatum John C. Roos 1967-11-25 San Bernardino San Bernardino Mountains 426 Comment
  CLARK-A1528-5214  Agropyron desertorum John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5216  Sedum spathulifolium John C. Roos 1937-7-15 2376 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-5219  Lesquerella kingii John C. Roos 1949-6-24 4486 San Bernardino Clark Mountain Range 2255 Comment
  CLARK-A1528-5236  Asclepias asperula John C. Roos 1948-9-18 4042 San Bernardino Clark Mountain Range Comment
  CLARK-A1528-5238  Chaetopappa aurea John C. Roos 1943-4-11 2609 San Bernardino Santa Ana River Comment
  CLARK-A1528-5243  Alnus rhombifolia var. bernardina John C. Roos 1936-8-15 570 San Bernardino San Bernardino Mountains 1981 Comment
  CLARK-A1528-5244  Atriplex polycarpa John C. Roos 1948-9-19 San Bernardino Mojave Desert Comment
  CLARK-A1528-5250  Phacelia barnebyana John C. Roos 1949-5-28 4366 San Bernardino Clark Mountain 1889 Comment
  CLARK-A1528-5251  Sisyrinchium bellum John C. Roos 1937-4-17 1382 San Bernardino Redlands Comment
  CLARK-A1528-5253  Stipa lettermanii John C. Roos 1946-8-25 2929 San Bernardino San Bernardino Mountains 2377 Comment
  CLARK-A1528-5256  Sorghum halepense Alfred R. Roos 1937-11-15 5313 San Bernardino Loma Linda Comment
  CLARK-A1528-5259  Stipa lettermanii John C. Roos 1952-8-23 5886 San Bernardino Barton Flats 1889 Comment
  CLARK-A1528-5265  Stipa occidentalis John C. Roos 1946-9-15 3039 San Bernardino San Bernardino Mountains 3169 Comment
  CLARK-A1528-5277  Trisetum cernuum John C. Roos 1965-7-31 San Bernardino San Bernardino Mountains 2285 Comment
  CLARK-A1528-5280  Tridens muticus John C. Roos 1949-5-29 3536 San Bernardino Clark Mountain 1737 Comment
  CLARK-A1528-5291  Stipa occidentalis John C. Roos 1946-9-15 3032 San Bernardino San Bernardino Mountains 2956 Comment
  CLARK-A1528-5298  Stipa occidentalis John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5302  Stipa lettermanii John C. Roos 1965-7-17 San Bernardino Barton Flats Comment
  CLARK-A1528-5310  Stipa comata John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5311  Stipa elmeri John C. Roos 1946-9-4 2960 San Bernardino San Bernardino Mountains 3413 Comment
  CLARK-A1528-5318  Spergularia marina John C. Roos 1947-5-10 3623 San Bernardino Loma Linda Comment
  CLARK-A1528-5319  Acer saccharum Alfred R. Roos 1949-10-4 San Bernardino Oak Glen 1462 Comment
  CLARK-A1528-5320  Dyssodia papposa John C. Roos, Lucille Roos 1952-5-15 5056 a San Bernardino Loma Linda 335 Comment
  CLARK-A1528-5326  Quercus chrysolepis John C. Roos 1965-10-2 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5329  Quercus X morehus John C. Roos 1956-6-5 6585 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5330  Quercus X morehus John C. Roos 1965-6-13 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5336  Boerhavia torreyana John C. Roos 1950-9-2 4963 San Bernardino Mojave Desert 1615 Comment
  CLARK-A1528-5339  Erigeron strigosus John C. Roos 1957-7-10 6654 San Bernardino Loma Linda Comment
  CLARK-A1528-5346  Salvia mellifera John C. Roos 1947-2-20 3278 San Bernardino Loma Linda Comment
  CLARK-A1528-5359  Malvastrum fasciculatum var. laxiflorum John C. Roos 1947-11-8 3750 San Bernardino Loma Linda Comment
  CLARK-A1528-5362  Glechoma hederacea John C. Roos 1954-4-7 Clark Herbarium 6059 San Bernardino San Bernardino Valley 350 Comment
  CLARK-A1528-5365  Fraxinus anomala John C. Roos 1948-9-18 San Bernardino Clark Mountain Comment
  CLARK-A1528-54  Echinochloa colona John C. Roos 1965-9-14 5202 San Bernardino Loma Linda 323 Comment
  CLARK-A1528-5404  Cressa truxillensis John C. Roos 1954-7-18 6202 San Bernardino Mojave Desert 60 Comment
  CLARK-A1528-5409  Atriplex torreyi John C. Roos 1950-8-8 San Bernardino Oro Grande Comment
  CLARK-A1528-5427  Lotus strigosus John C. Roos 1947-2-22 3280 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5460  Chrysothamnus nauseosus John C. Roos 1950-10-11 5005 San Bernardino Mojave Desert 914 Comment
  CLARK-A1528-5463  Chrysothamnus nauseosus John C. Roos, Lucille Roos 1950-10-17 5010 San Bernardino Little Pigeon Pass 320 Comment
  CLARK-A1528-5482  Amaranthus retroflexus Alfred R. Roos 1937-11-24 San Bernardino Bryn Mawr Comment
  CLARK-A1528-5495  Achillea millefolium John C. Roos 1965-6-12 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5497  Artemisia californica John C. Roos 1966-1-2 San Bernardino Loma Linda Comment
  CLARK-A1528-5502  Bellis perennis John C. Roos 1966-3-6 San Bernardino Redlands Comment
  CLARK-A1528-5523  Hymenoclea salsola John C. Roos 1965-6-7 San Bernardino Victorville Comment
  CLARK-A1528-5534  Schismus barbatus John C. Roos 1950-4-17 4744 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-5536  Setaria verticillata John C. Roos 1965-8-5 San Bernardino Loma Linda Comment
  CLARK-A1528-5539  Sitanion hystrix John C. Roos 1946-9-4 2956 San Bernardino San Bernardino Mountains 3383 Comment
  CLARK-A1528-5541  Sorghum halepense Alfred R. Roos 1938-2-13 San Bernardino Loma Linda Comment
  CLARK-A1528-5548  Stipa coronata var. depauperata John C. Roos 1949-6-27 4517 San Bernardino Kingston Range 2072 Comment
  CLARK-A1528-5549  Stipa lemmonii John C. Roos 1947-7-19 3729 San Bernardino San Bernardino Mountains 2194 Comment
  CLARK-A1528-5565  Carex aurea John C. Roos 1965-7-31 San Bernardino South Fork Meadows 2438 Comment
  CLARK-A1528-5580  Eragrostis lutescens John C. Roos 1937-11-25 San Bernardino Highland Comment
  CLARK-A1528-5581  Eragrostis caroliniana John C. Roos 1937-7-10 446 San Bernardino Loma Linda Comment
  CLARK-A1528-5590  Agrostis exarata John C. Roos 1937-7-31 412 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5594  Muilla maritima John C. Roos 1937-6-25 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5598  Rhus integrifolia John C. Roos 1950-2-25 4709 San Bernardino Santa Ana River 396 Comment
  CLARK-A1528-5612  Chrysothamnus paniculatus John C. Roos 1946-11-2 3152 San Bernardino Burn's Canyon 1219 Comment
  CLARK-A1528-5615  Erigeron aphanactis John C. Roos 1941-8-27 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-5625  Gnaphalium californicum John C. Roos 1941-8-9 77 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5642  Sisymbrium murale John C. Roos 1943-4-11 2603 San Bernardino San Bernardino County Hospital Comment
  CLARK-A1528-5655  Atriplex canescens John C. Roos 1965-7-21 San Bernardino Victorville Comment
  CLARK-A1528-5657  Chenopodium glaucum John C. Roos 1937-7-27 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5678  Quercus palmeri John C. Roos 1967-5-20 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5679  Quercus X morehus John C. Roos 1943-2-28 2591 San Bernardino San Bernardino Mountains 2072 Comment
  CLARK-A1528-5682  Garrya flavescens John C. Roos 1950-2-17 San Bernardino Yucaipa Comment
  CLARK-A1528-5685  Hesperochiron californicus John C. Roos 1949-4-30 4269 San Bernardino Lucerne Valley 883 Comment
  CLARK-A1528-5695  Trichostema parishii John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5702  Oxalis corniculata John C. Roos 1949-11-18 4697 San Bernardino San Bernardino Valley Comment
  CLARK-A1528-5705  Fraxinus anomala John C. Roos 1948-9-18 San Bernardino Clark Mountain Comment
  CLARK-A1528-5718  Eriogonum racemosum John C. Roos, R. Weatherby 1949-9-2 4640 San Bernardino Kingston Mountains 2096 Comment
  CLARK-A1528-5741  Penstemon incertus John C. Roos 1947-8-2 3734 San Bernardino Burns Canyon 1280 Comment
  CLARK-A1528-5743  Penstemon grinnellii John C. Roos 1971-5-25 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5746  Solanum rostratum John C. Roos 1947-9-3 3742 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-58  Eragrostis cilianensis John C. Roos 1951-9-17 5213 San Bernardino Loma Linda 320 Comment
  CLARK-A1528-59  Eragrostis diffusa John C. Roos 1951-9-18 5218 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-6887  Atriplex elegans subsp. fasciculata John C. Roos 1965-7-6 San Bernardino Barstow Comment
  CLARK-A1528-693  Plantago hirtella subsp. galeottiana John C. Roos, Lucille Roos 1951-9-29 5309 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-762  Polygonum punctatum John C. Roos, Lucille Roos 1951-9-11 5201 San Bernardino Loma Linda 320 Comment
  CLARK-A1528-7750  Sphaeralcea ambigua John C. Roos 1965-6-16 San Bernardino Adelanto Comment
  CLARK-A1528-7765  Euphorbia nutans John C. Roos, Lucille Roos 1951-7-28 5065 San Bernardino Redlands 365 Comment
  CLARK-A1528-7767  Cornus californica John C. Roos 1949-7-16 4557 San Bernardino San Bernardino Mountains 2255 Comment
  CLARK-A1528-7772  Cordylanthus parviflorus John C. Roos 1937-8-25 1 San Bernardino New York Mountains Comment
  CLARK-A1528-7775  Oreonana vestita John C. Roos 1949-7-4 3563 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-7780  Asclepias californica John C. Roos 1965-7-24 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-7786  Chrysothamnus viscidiflorus John C. Roos, Lucille Roos 1951-7-28 5070 San Bernardino Rathbone Creek 2590 Comment
Read comments
Oct 23 2015
  CLARK-A1528-7800  Eragrostis mexicana John C. Roos 1950-5-16 4811 San Bernardino Highland 457 Comment
  CLARK-A1528-7801  Eragrostis mexicana John C. Roos 1950-5-16 4811 San Bernardino Highland 457 Comment
  CLARK-A1528-7825  Poa fendleriana John C. Roos 1937-7-28 415 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-7837  Atriplex polycarpa John C. Roos 1947-1-26 3210 San Bernardino Trona Comment
  CLARK-A1528-7842  Machaeranthera arida John C. Roos 1949-6-26 3561 San Bernardino Mesquite Valley 792 Comment
  CLARK-A1528-7845  Machaeranthera arida John C. Roos 1949-6-26 3561 San Bernardino Mesquite Valley 792 Comment
  CLARK-A1528-7863  Capsella procumbens John C. Roos, Lucille Roos 1950-4-26 4763 San Bernardino Lucerne Valley 883 Comment
  CLARK-A1528-7864  Arabis hirsuta John C. Roos 1949-7-16 4553 San Bernardino San Bernardino Mountains 2255 Comment
  CLARK-A1528-7868  Eragrostis mexicana subsp. virescens John C. Roos 1951-8-4 5081 San Bernardino San Bernardino Valley 365 Comment
  CLARK-A1528-7885  Eriogonum nidularium John C. Roos 1948-9-18 4053 San Bernardino Mojave Desert 1584 Comment
  CLARK-A1528-891  Physalis philadelphica John C. Roos 1951-9-15 5210 San Bernardino San Bernardino Comment
  CLARK-A1528-906  Verbena scabra John C. Roos, Lucille Roos 1951-9-29 5307 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-91  Setaria lutescens John C. Roos 1951-9-23 5239 San Bernardino Loma Linda Comment
  CLARK-A1528-913  Tribulus terrestris John C. Roos 1951-9-21 5232 San Bernardino Loma Linda 323 Comment
  CLARK-A1528-94  Sorghum halepense John C. Roos 1951-10-2 5313 San Bernardino Loma Linda 320 Comment
  CLARK-A1528-999  Mentha arvensis var. glabrata John C. Roos 1937-7-21 2008 San Bernardino San Bernardino Mountains Comment
  HSC78520  Poa secunda subsp. secunda J. C. Roos 1947-4-26 3594 San Bernardino Igo's Mill Creek Canyon. Comment
  HSC78526  Eriastrum eremicum J. C. Roos 1965-6-16 San Bernardino 4 mi. N of Adelanto, Mojave Desert Comment
  HSC78530  Dyssodia papposa J. C. Roos, L. Roos May 1952 5056 San Bernardino Loma Linda, corner of Central & Anderson. 335 Comment
  HSC84423  Eragrostis pectinacea var. pectinacea J. C. Roos 1936-10-9 1526 San Bernardino Victorville 823 Comment
  LA102156  Sedum niveum John C. Roos; 1965-7-31 sn San Bernardino San Bernardino Mountains, South Fork 2133 Comment
  LA102164  Melica imperfecta John C. Roos; 1947-2-22 3285 San Bernardino San Bernardino Mountains, Deep Creek, N side of the mountains Comment
  LA102165  Stipa hymenoides John C. Roos; 1965-6-7 sn San Bernardino Victorville Comment
  LA102176  Gentiana fremontii John C. Roos; 1937-7-22 1210 San Bernardino San Bernandino Mts, S Fork Meadows on the upper Santa Ana River 2438 Comment
  LA102183  Melica stricta John C. Roos; 1950-6-17 San Bernardino San Bernardino Mountains, Butler Peak 2133 Comment
  LA102187  Distichlis spicata John C. Roos; 1949-5-14 4309 San Bernardino Lucerne Valley, Rabbit Springs 883 Comment
  LA102189  Bouteloua gracilis John C. Roos; 1949-8-27 4632 San Bernardino San Bernardino Mountains, upper Santa Ana River at junction of Fish creek, 2 mi. E of Barton Flats, near Heart Bar State Park Comment
  LA102204  Danthonia californica John C. Roos; 1947-6-21 3709 San Bernardino San Bernardino Mountains, Running Springs 1837 Comment
  LA102247  Canbya candida John C. Roos; Lucille Roos 1952-5-10 5633 San Bernardino Kramer Hills 853 Comment
  LA102261  Sidalcea neomexicana John C. Roos; 1950-5-13 4805 San Bernardino Lucerne Valley, Rabbit Springs 883 Comment
  LA102265  Gutierrezia californica John C. Roos; 1951-9-23 5238 San Bernardino Reche Canyon, mouth of canyon 304 Comment
  LA102268  Chrysothamnus viscidiflorus J. C. Roos; R. Weatherby 1949-9-2 4638 San Bernardino Kingston Range, N-side of the mountains 1706 Comment
  LA102277  Arida carnosa John C. Roos; 1956-8-2 6591 San Bernardino N side of Highway 99, 0.2 mi. W of Waterman Ave Comment
  LA102304  Populus tremuloides J. C. Roos; 1965-6-26 sn San Bernardino San Bernardino Mountains, Fish Creek, near Barton Flats Comment
  LA102313  Petalonyx nitidus John C. Roos; 1947-6-21 sn San Bernardino Crushenbury Canyon Comment
  LA102330  Atriplex confertifolia John C. Roos; 1949-5-14 4307 San Bernardino Rabbit Spring, Lucerne Valley Comment
  LA102377  Ericameria palmeri var. pachylepis John C. Roos; 1965-10-3 sn San Bernardino Loma Linda Comment
  LA102383  Antennaria dimorpha John C. Roos; 1941-5-30 105 San Bernardino San Bernardino Mountains, Big Meadows; hill above Bar-Heart Ranch Comment
  LA62717  Monardella eremicola John C. Roos; Alfred R. Roos 1950-8-6 4913 San Bernardino Kingston Peak, Kingston Mts, eastern Mohave desert 2163 Comment
  NY802603  Pediomelum castoreum J. C. Roos 1952-5-10 5642 San Bernardino 4 miles northwest of Adelanto, near Red Haven Mine 823 Comment
  OBI35951  Eragrostis mexicana John C. Roos 1951-9-19 5220 San Bernardino At intersection with San Bernardino Street. In an irrigated orchard on West Barton Ave in Loma Linda 335 Comment
  POM229412  Mimulus rubellus J. C. Roos 1937-4-26 s.n. San Bernardino Providence Mts. 610 Comment
  POM251774  Ranunculus aquatilis var. capillaceus J. C. Roos 1937-5-29 15 San Bernardino Deep Creek, S edge of Mojave Desert Comment
  POM251775  Potamogeton pusillus J. C. Roos 1937-7-28 16 San Bernardino Holcomb Valley, San Bernardino Mtns. Comment
  POM251789  Cordylanthus parviflorus J. C. Roos 1937-8-25 1 San Bernardino Near Barnwell, New York Mountains Comment
  POM261199  Sibbaldia procumbens J. C. Roos 1941-8-27 29 San Bernardino Between Dry Lake and San Gorgonio Peak 3049 Comment
  POM261201  Poa fendleriana J. C. Roos 1941-5-30 104 San Bernardino Mouth of Coon Creek, San Bernardino Mts. Comment
  POM261392  Erigeron compositus J. C. Roos 1941-8-27 33 San Bernardino San Gorgonio Ridge 3476 Comment
  POM261393  Cryptantha cinerea var. abortiva J. C. Roos 1941-5-30 103 San Bernardino Mouth of Coon Creek, San Bernardino Mts. Comment
  POM261409  Hulsea vestita subsp. pygmaea J. C. Roos 1941-8-27 35 San Bernardino San Gorgonio Mtn 3354 Comment
  POM261416  Festuca brachyphylla J. C. Roos 1941-8-27 32 San Bernardino San Gorgonio Ridge 3293 Comment
  POM261417  Festuca brachyphylla J. C. Roos 1941-8-27 30 San Bernardino Between Dry Lake and San Gorgonio Peak 3049 Comment
  POM261418  Leucopoa kingii J. C. Roos 1941-6-5 112 San Bernardino Barton Flats, San Bernardino Mountains 1982 Comment
  POM261420  Festuca californica subsp. parishii J. C. Roos 1941-6-1 92 San Bernardino Near Glen Martin. Near falls on road below. Comment
Read comments
Feb 20 2015
  POM262780  Ribes roezlii J. C. Roos 1939-5-26 711 San Bernardino Bluff Lake, San Bernardino Mountains 2287 Comment
  POM262785  Suaeda moquinii J. C. Roos 1940-8-22 245 San Bernardino Loma Linda Comment
  POM262871  Atriplex canescens J. C. Roos 1940-10-26 221 San Bernardino Loma Linda Comment
  POM262873  Rhus ovata J. C. Roos 1941-3-22 219 San Bernardino Plateau in Reche Canyon. Comment
  POM262879  Chrysothamnus nauseosus subsp. bernardinus J. C. Roos 1941-8-23 118 San Bernardino Mill Creek at falls, San Bernardino Mts Comment
  POM262884  Potentilla glandulosa subsp. nevadensis J. C. Roos 1937-7-22 539 San Bernardino Near South Fork Santa Ana River, San Bernardino Mountains 2287 Comment
Read comments
May 20 2009
  POM262888  Pycnanthemum californicum J. C. Roos 345 San Bernardino Seven Oaks. Comment
  POM262899  Pedicularis semibarbata J. C. Roos 1939-5-26 716 San Bernardino Bluff Lake. Comment
  POM262909  Castanopsis sempervirens J. C. Roos 1936-7-30 696 San Bernardino High Creek, San Bernardino Mts. 2591 Comment
  POM262920  Cirsium scariosum J. C. Roos 1937-7-23 348 San Bernardino Fish Creek. Comment
  POM262927  Arenaria lanuginosa subsp. saxosa J. C. Roos 1936-8-15 565 San Bernardino Upper Santa Ana Canyon. 1981 Comment
  POM262928  Aralia californica J. C. Roos 1937-7-15 383 San Bernardino Bonita Falls, Lytle Creek. Comment
  POM262946  Helianthemum scoparium J. C. Roos 1941-2-1 226 San Bernardino Rocky mountain south of Reche Canyon Comment
  POM262954  Bromus grandis J. C. Roos 1937-7-20 364 San Bernardino Near Camp Angelus, San Bernardino Mountains. Comment
  POM262955  Pterostegia drymarioides J. C. Roos 1941-5-6 150 San Bernardino Hills at Loma Linda. Comment
  POM262956  Vulpia octoflora J. C. Roos 1941-5-6 147 San Bernardino Hills at Loma Linda. Comment
  POM262961  Salix exigua J. C. Roos 1937-4-27 619 San Bernardino Colorado River bottom lands, Needles. Comment
  POM262962  Salix scouleriana J. C. Roos 1939-5-26 723 San Bernardino Bluff Lake. Comment
  POM262969  Mirabilis laevis var. crassifolia J. C. Roos 1941-4-25 162 San Bernardino Reche Canyon, San Bernardino Valley Comment
  POM262972  Lithophragma affine subsp. mixtum J. C. Roos 1941-4-19 168 San Bernardino Reche Canyon. Comment
  POM262986  Montia chamissoi J. C. Roos 1937-7-22 334 San Bernardino Near South Fork of San Bernardino Mountains. 0 Comment
  POM262992  Bromus orcuttianus var. hallii J. C. Roos 1937-7-20 362 San Bernardino Camp Angelus, San Bernardino Mountains. Comment
  POM262993  Mimulus floribundus J. C. Roos 1937-7-11 396 San Bernardino Reche Canyon. Comment
  POM263004  Bouteloua eriopoda J. C. Roos 1937-8-25 436 San Bernardino Near Barnwell, New York Mountains Comment
  POM263005  Abies concolor J. C. Roos 1936-07 701 San Bernardino Mill Creek at Falls, San Bernardino Mts. Comment
  POM263007  Artemisia douglasiana J. C. Roos 1940-9-7 229 San Bernardino Santa Ana River bottom near Loma Linda. Comment
  POM263008  Hazardia squarrosa var. grindelioides J. C. Roos 1940-9-1 233 San Bernardino Cajon Pass, San Bernardino Mts. 701 Comment
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Jul 17 2014
  POM263011  Xanthium spinosum J. C. Roos 1940-11-1 236 San Bernardino Loma Linda, San Bernardino Valley Comment
  POM263012  Hypochaeris radicata J. C. Roos 1938-6-6 471 San Bernardino Loma Linda, in lawn, San Bernardino Valley. Comment
  POM263022  Polemonium occidentale J. C. Roos 1937-7-22 333 San Bernardino South Fork Meadows, San Bernardino Mountains. Comment
  POM263035  Eriogonum kennedyi var. austromontanum J. C. Roos 1937-7-26 346 San Bernardino Bear Valley, San Bernardino Mountains. Comment
  POM263049  Navarretia peninsularis J. C. Roos 1937-7-26 340 San Bernardino Bear Valley, Pine Knot. Comment
  POM263051  Lupinus concinnus subsp. optatus J. C. Roos 1937-5-15 686 San Bernardino Crestline, San Bernardino Mts. Comment
  POM263052  Eriogonum pusillum J. C. Roos 1941-4-5 197 San Bernardino Dry Morongo Canyon, Colorado Desert. Comment
  POM263064  Eragrostis pectinacea J. C. Roos 1937-7-10 446 San Bernardino Loma Linda. Comment
  POM263067  Horkelia wilderae J. C. Roos 1937-7-23 349 San Bernardino Fish Creek. Comment
  POM263068  Polygala acanthoclada J. C. Roos 1937-8-25 516 San Bernardino Near Barnwell, New York Mountains Comment
  POM263074  Galium johnstonii J. C. Roos 1937-7-20 485 San Bernardino Camp Angelus, San Bernardino Mountains. Comment
  POM263076  Bahiopsis parishii J. C. Roos 1941-4-5 196 San Bernardino Dry Morongo Canyon, Colorado Desert. Comment
  POM263077  Coreopsis californica J. C. Roos 1941-4-5 191 San Bernardino Quail Springs, Little San Bernardino Mts. Comment
  POM263078  Layia glandulosa J. C. Roos 1941-4-5 190 San Bernardino Quail Springs, Little San Bernardino Mts. Comment
  POM263082  Gayophytum diffusum subsp. parviflorum J. C. Roos 1937-7-26 353 San Bernardino Bear Valley, San Bernardino Mountains. Comment
  POM263089  Lupinus concinnus subsp. optatus J. C. Roos 1937-5-28 687 San Bernardino Deep Creek, Southern edge Mojave Desert Comment
  POM263095  Mimulus johnstonii J. C. Roos 1937-7-16 376 San Bernardino San Gabriel Mountains: near Stockton Flats. Comment
  POM263096  Stephanomeria cichoriacea J. C. Roos 1937-7-16 392 San Bernardino Above Stockton Flats. San Gabriel Mountains. Comment
  POM263097  Hordeum brachyantherum subsp. californicum J. C. Roos 1937-7-22 409 San Bernardino South Fork Santa Ana River 2134 Comment
  POM263103  Polygonum kelloggii J. C. Roos 1937-7-27 327 San Bernardino Near Grout Bay, Bear Valley. Comment
  POM263115  Panicum capillare J. C. Roos 1937-7-19 377 San Bernardino Near San Bernardino. Comment
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Jun 6 2015
  POM263117  Dactylis glomerata J. C. Roos 1938-6-4 473 San Bernardino Loma Linda, San Bernardino Valley. Comment
  POM263124  Koeleria macrantha J. C. Roos 1937-5-9 461 San Bernardino Near Loma Linda, San Bernardino Valley Comment
  POM263128  Delphinium parishii J. C. Roos 1937-4-23 541 San Bernardino Desert slope west of 29 Palms, Colorado Desert. Comment
  POM263133  Galinsoga parviflora var. parviflora J. C. Roos 1941-2-18 201 San Bernardino Loma Linda, San Bernardino Valley. Comment
  POM263140  Alnus rhombifolia J. C. Roos 1936-8-15 570 San Bernardino Upper Santa Ana Canyon. 1982 Comment
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Dec 15 2016
  POM263148  Chamaesyce setiloba J. C. Roos 1937-8-22 626 San Bernardino Rice. Between San Bernardino & Riverside Cos. Comment
  POM263150  Acer negundo subsp. californicum J. C. Roos 1936-8-26 697 San Bernardino Mouth of Live Oak Canyon, just off San Timoteo Canyon. Comment
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Apr 29 2009
  POM263161  Potentilla gracilis var. fastigiata J. C. Roos 1937-7-26 338 San Bernardino Bear Valley, Pine Knot. Comment
  POM263169  Prunella vulgaris subsp. lanceolata J. C. Roos 1936-8-15 567 San Bernardino South Fork Camp: Upper Santa Ana River. Comment
  POM263172  Aristida ternipes var. hamulosa J. C. Roos 1937-7-20 366 San Bernardino Mentone. Comment
  POM263179  Agrostis pallens J. C. Roos 1937-7-29 416 San Bernardino Bluff Lake, San Bernardino Mountains. Comment
  POM263180  Poa pratensis J. C. Roos 1937-5-9 460 San Bernardino Loma Linda, San Bernardino Valley. Comment
  POM263185  Muhlenbergia richardsonis J. C. Roos 1937-7-27 452 San Bernardino Bear Valley, Pine Knot Comment
  POM263188  Melica imperfecta J. C. Roos 1937-5-9 432 San Bernardino Oak Glen, San Bernardino Mountains. Comment
  POM263192  Eriochloa acuminata J. C. Roos 1937-9-5 438 San Bernardino Patton, San Bernadino Valley. Comment
  POM263193  Achnatherum nelsonii subsp. dorei J. C. Roos 1937-7-26 337 San Bernardino Bear Valley, Pine Knot, San Bernardino Mts. Comment
  POM263248  Astragalus layneae J. C. Roos 1937-4-23 488 San Bernardino 29 Palms, Mojave Desert Comment
  POM263280  Mentzelia albicaulis J. C. Roos 1937-4-26 546 San Bernardino Providence Mts. 610 Comment
  POM263354  Eriochloa acuminata J. C. Roos 1940-9-28 225 San Bernardino Bryn Mawr, San Bernardino Valley. Comment
  POM263355  Leucopoa kingii J. C. Roos 1937-7-22 408 San Bernardino South Fork Santa Ana River, San Bernardino Mountains Comment
  POM263356  Sporobolus cryptandrus J. C. Roos 1937-6-14 437 San Bernardino In sand, Santa Ana River near Tri City Comment
  POM263493  Elatine brachysperma J. C. Roos 1937-7-28 325 San Bernardino Bluff Lake, San Bernardino Mountains. Comment
  POM263546  Wislizenia refracta subsp. refracta J. C. Roos 1937-4-23 655 San Bernardino Oasis at Twentynine Palms Comment
  POM263550  Leptosiphon liniflorus J. C. Roos 1937-5-28 650 San Bernardino West Fork Mojave River, Cleghorn Canyon. Comment
  POM263556  Poa secunda J. C. Roos 1937-5-9 462 San Bernardino Oak Glen, San Bernardino Mountains. Comment
  POM264149  Juncus bufonius J. C. Roos 1937-7-14 621 San Bernardino Near San Bernardino. Comment
  POM264159  Loeflingia squarrosa J. C. Roos 1937-7-19 501 San Bernardino Near San Bernardino. Comment
  POM264170  Lemna gibba J. C. Roos 1937-7-26 657 San Bernardino Bear Lake, San Bernardino Mountains Comment
  POM264296  Oenanthe sarmentosa J. C. Roos 1937-7-31 665 San Bernardino Crestline, San Bernardino Mountains. Comment
  POM264308  Sagina saginoides J. C. Roos 1937-6-22 641 San Bernardino Near South Fork of Santa Ana River. Comment
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Oct 26 2013
  POM265644  Montia linearis J. C. Roos 1937-5-15 1190 San Bernardino Crestline, San Bernardino Mts. Comment
  POM265662  Ranunculus uncinatus var. parviflorus J. C. Roos 1940-7-18 1869 San Bernardino Green Valley. Comment
  POM265669  Berberis dictyota J. C. Roos 1940-2-17 890 San Bernardino Reche Canyon, off San Bernardino Valley. Comment
  POM265680  Dudleya saxosa subsp. aloides J. C. Roos 1937-5-29 1790 San Bernardino Deep Creek, S edge of Mojave Desert Comment
  POM265768  Eriogonum brachypodum J. C. Roos 1937-8-25 2025 San Bernardino W. of Windmill Sta. Comment
  POM265808  Acer glabrum subsp. diffusum J. C. Roos 1940-5-11 837 San Bernardino Snow Canyon, off Mill Creek, San Bernardino Mts. 2073 Comment
  POM265811  Elatine californica J. C. Roos 1937-7-27 1673 San Bernardino Boulder Bay, Bear Lake, San Bernardino Mts. Comment
  POM266282  Ericameria parishii J. C. Roos 1942-11-14 2582 San Bernardino Cedar Springs, N base of San Bernardino Mts. 1037 Comment
  POM266295  Gnaphalium thermale J. C. Roos 1937-8-19 2501 San Bernardino Idyllwild 1616 Comment
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Feb 18 2013
  POM266307  Madia glomerata J. C. Roos 1937-7-26 1937 San Bernardino Bear Valley, Pine Knot, San Bernardino Mts. Comment
  POM266312  Eriophyllum wallacei J. C. Roos 1940-5-25 1904 San Bernardino Near mouth of Santa Ana Canyon above Highlands. Comment
  POM266336  Poa secunda J. C. Roos 1937-7-28 1951 San Bernardino Van Deusen Canyon. 2195 Comment
  POM266337  Poa secunda J. C. Roos 1940-5-11 847 San Bernardino Mill Creek, San Bernardino Mts 1372 Comment
  POM266341  Poa howellii J. C. Roos 1939-6-24 918 San Bernardino Sawpit Canyon, near Cedar Spring, San Bernardino Mts. Comment
  POM266616  Sporobolus cryptandrus A. R. Roos 1936-9-2 1539 San Bernardino Santa Ana River Bed, Seven Oaks Comment
  POM266618  Deschampsia cespitosa subsp. cespitosa J. C. Roos 1940-8-3 1554 San Bernardino Bear Valley, San Bernardino Mountains. 2134 Comment
  POM266626  Achnatherum parishii subsp. parishii J. C. Roos 1940-8-17 1606 San Bernardino Above Lutheran Camp, S Fork, Santa Ana River, San Bernardino Mts. Comment
  POM266632  Piperia transversa J. C. Roos 1937-7-31 2350 San Bernardino Crestline, San Bernardino Mountains. 1524 Comment
  POM266633  Yucca whipplei var. whipplei J. C. Roos 1937-4-17 1378 San Bernardino San Timoteo Canyon, near Redlands. Comment
  POM266829  Bromus grandis J. C. Roos 1898 San Bernardino Small canyon, above Highland. Comment
  POM274187  Bouteloua gracilis J. C. Roos 1945-8-29 2770 San Bernardino Bear Valley, San Bernardino Mountains. 2043 Comment
  POM274188  Ranunculus cymbalaria var. saximontanus J. C. Roos 1946-8-29 2771 San Bernardino Eagle Point, Bear Valley. 2043 Comment
  POM274191  Artemisia biennis J. C. Roos 1946-8-29 2776 San Bernardino Eagle Point, Bear Valley. 2043 Comment
  POM274192  Artemisia rothrockii J. C. Roos 1946-8-29 2777 San Bernardino East end of Bear Valley 2073 Comment
  POM274193  Chenopodium chenopodioides J. C. Roos 1946-8-29 2779 San Bernardino Bear Valley. 2043 Comment
  POM301487  Plantago purshii var. oblonga J. C. Roos 1940-5-11 853 San Bernardino Mill Creek, San Bernardino Mts 1372 Comment
  POM301525  Cynanchum utahense J. C. Roos 1937-4-27 2106 San Bernardino 5 miles south of Needles Comment
  POM301600  Plagiobothrys tenellus J. C. Roos 1937-4-17 1833 San Bernardino Redlands. In Hills, Sunset Dr. Comment
  POM301608  Nemacladus orientalis J. C. Roos 1937-4-28 1792 San Bernardino 20 miles south of Needles. Comment
  POM301611  Heterocodon rariflorum J. C. Roos 1937-5-28 821 San Bernardino Las Flores Ranch, west fork of Mojave River. Comment
  POM301694  Setaria parviflora J. C. Roos 1937-8-27 738 San Bernardino San Bernardino. Comment
  POM302484  Horkelia californica subsp. dissita J. C. Roos 1943-8-1 2696 San Bernardino Canyon behind Crestline 1524 Comment
  POM302485  Hydrocotyle umbellata J. C. Roos 1943-7-21 2688 San Bernardino Swamp between San Bernardino and Loma Linda. Comment
  POM302486  Epilobium ciliatum subsp. glandulosum J. C. Roos 1943-7-31 2694 San Bernardino Kuffle Canyon, near Lake Arrowhead. San Bernardino Mountains. 1677 Comment
  POM302487  Epilobium ciliatum subsp. glandulosum J. C. Roos 1943-7-31 2693 San Bernardino Kuffle Canyon, near Lake Arrowhead. San Bernardino Mountains. 1677 Comment
  POM302491  Fremontodendron californicum J. C. Roos 1943-7-4 2712 San Bernardino Greenspot, north base of Sugarloaf Mountains Comment
  POM302499  Cardaria draba J. C. Roos 1943-4-4 2618 San Bernardino Waterman Ave., San Bernardino. Comment
  POM302503  Actaea rubra J. C. Roos 1943-7-31 2691 San Bernardino Kuffle Canyon, near Lake Arrowhead. San Bernardino Mountains. 1677 Comment
  POM302510  Phoradendron villosum J. C. Roos 1943-5-22 2681 San Bernardino Little San Bernardino Mts. 1524 Comment
  POM302515  Sparganium erectum subsp. stoloniferum J. C. Roos 1943-4-27 2628 San Bernardino Swamp along Waterman Ave. Comment
  POM302516  Tetradymia comosa J. C. Roos 1943-7-15 2732 San Bernardino San Timoteo Canyon, south of Redlands Comment
  POM302518  Acourtia microcephala J. C. Roos 1943-7-15 2734 San Bernardino San Timoteo Canyon, south of Redlands Comment
  POM302524  Plantago subnuda J. C. Roos 1943-7-31 2686 San Bernardino Along irrigation ditch, between San Bernardino and Loma Linda Comment
  POM302525  Castilleja cinerea J. C. Roos 1943-7-4 2717 San Bernardino Sugarloaf Peak, San Bernardino Mountains. 2988 Comment
  POM302531  Festuca californica subsp. parishii J. C. Roos 1943-4-21 2633 San Bernardino Shady hillside, Waterman Canyon. Comment
  POM302533  Poa fendleriana J. C. Roos 1943-7-4 2713 San Bernardino Summit of Sugarloaf Peak, San Bernardino Mts. Comment
  POM302563  Linanthus pungens subsp. hookeri J. C. Roos 1943-7-4 2723 San Bernardino Greenspot, north base of Sugarloaf Mountains Comment
  POM302569  Arctostaphylos pungens J. C. Roos 1943-5-23 2652 San Bernardino Little San Bernardino Mountains. 1524 Comment
  POM431196  Filago depressa J. C. Roos 1959-3-28 s.n. San Bernardino 2-5 mi N of Kramer Junction. Comment
  POM431204  Muhlenbergia californica J. C. Roos 1962-9-29 s.n. San Bernardino Mill Creek 2043 Comment
  POM431211  Leptochloa fusca subsp. uninervia J. C. Roos 1965-6-21 s.n. San Bernardino Loma Linda. 305 Comment
  RSA0008415  Erigeron parishii J. C. Roos 1947-6-21 3695 San Bernardino canyon above Cushenbury Springs. 1372 Comment
  RSA0057806  Arenaria lanuginosa var. saxosa J. C. Roos 1965-7-17 s.n. San Bernardino South Fork, near Barton Flats. 2439 Comment
  RSA0080582  Pyrola dentata J. C. Roos 1937-7-23 344 San Bernardino Fish Creek. 2438 Comment
  RSA0101412  Nama californica J. C. Roos 1937-7-26 667 San Bernardino Bear Valley, near Pine Knot. Comment
  RSA155740  Ericameria parishii J. C. Roos 1955-9-3 6571 San Bernardino 2 miles W of Loma Linda. 335 Comment
  RSA158113  Horkelia wilderae J. C. Roos 1955-8-20 6505 San Bernardino Barton's Flat near Barton Creek 1890 Comment
  RSA262784  Heliotropium curassavicum var. oculatum J. C. Roos 1940-8-22 244 San Bernardino Loma Linda Comment
  RSA262979  Salvia columbariae J. C. Roos 1941-4-19 179 San Bernardino Reche Canyon. Comment
  RSA263053  Sporobolus cryptandrus A. R. Roos 1936-9-2 10380 San Bernardino Jct of Clark's Grade road and Santa Ana Canyon road, Seven Oaks Comment
  RSA264130  Phacelia brachyloba J. C. Roos 1937-7-15 583 San Bernardino Bonita Falls, Lytle Creek. Comment
  RSA264304  Lomatium dissectum var. multifidum J. C. Roos 1937-5-9 658 San Bernardino Oak Glen, San Bernardino Mountains. Comment
  RSA265723  Eriogonum elongatum var. elongatum J. C. Roos 1937-10-30 2260 San Bernardino San Gabriel Mountains: junction of two forks of Lytle Creek. Comment
  RSA265797  Malacothamnus orbiculatus J. C. Roos 1942-11-28 2585 San Bernardino Deep Creek, at head of Hesperia s water flume; north side of San Bernardino Mts. 1037 Comment
  RSA309654  Poa secunda J. C. Roos 1947-4-26 3694 San Bernardino Igo's, Mill Creek Canyon, San Bernardino Mtns. Comment
  RSA309655  Galium angustifolium subsp. gabrielense J. C. Roos 1967-7-15 s.n. San Bernardino Ridge between south and north fork of Mission Creek 2591 Comment
  RSA314965  Eragrostis pectinacea J. C. Roos 1965-7-5 s.n. San Bernardino Loma Linda. Comment
  RSA314966  Eragrostis pectinacea J. C. Roos 1939-9-16 s.n. San Bernardino Mentone Comment
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Aug 10 2007
  RSA393357  Eriogonum fasciculatum var. polifolium A. R. Roos 1922-11-8 s.n. San Bernardino Near Loma Linda 915 Comment
  RSA40541  Triteleia laxa J. C. Roos, R. Gustin 1948-4-27 2911 San Bernardino Foothills, Loma Linda 351 Comment
  RSA40558  X Stiporyzopsis bloomeri J. C. Roos 1946-9-28 3090 San Bernardino Fish Creek, San Bernardino Mts. 2195 Comment
  RSA40560  Galium parishii J. C. Roos 1946-10-5 3120 San Bernardino The Pipes Creek, east side San Bernardino Mts. Comment
  RSA40606  Achnatherum occidentale subsp. occidentale J. C. Roos 1946-9-4 2960 San Bernardino In gravel among rocks, San Gorgonio Ridge, San Bernardino Mts 3415 Comment
  RSA40612  Achnatherum occidentale subsp. occidentale J. C. Roos 1946-9-15 3032 San Bernardino Rocky moraine above Dry Lake, San Bernardino Mts. 2957 Comment
  RSA41276  Melica aristata J. C. Roos 1941-7-19 116 San Bernardino Vivian Creek, San Bernardino Mts. 2226 Comment
  RSA41280  Muhlenbergia porteri J. C. Roos 1937-8-25 2503 San Bernardino Mountain Pass; Clarke Mountains Comment
  RSA41283  Boerhavia intermedia J. C. Roos 1937-8-25 13 San Bernardino Mountain Pass; Clarke Mountains Comment
  RSA425014  Nemophila pedunculata J. C. Roos 1950-6-24 4837 San Bernardino Moonridge, Bear Valley, San Bernardino Mtns. 2226 Comment
  RSA425016  Phacelia curvipes J. C. Roos 1965-6-26 s.n. San Bernardino Barton Flats, San Bernardino Mtns. Comment
  RSA425018  Phacelia ramosissima var. latifolia J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda Hills. 305 Comment
  RSA425024  Ambrosia psilostachya A. R. Roos 1937-11-15 s.n. San Bernardino Loma Linda Comment
  RSA425025  Anthemis cotula J. C. Roos 1965-6-29 s.n. San Bernardino Bryn Mawr, 366 Comment
  RSA425027  Artemisia douglasiana A. R. Roos 1937-11-15 s.n. San Bernardino Loma Linda Comment
  RSA425028  Artemisia nova J. C. Roos 1950-8-4 s.n. San Bernardino North side of Clark Mountain, Eastern Mojave Desert Comment
  RSA431195  Gamochaeta pensylvanica J. C. Roos, L. Roos 1952-6-23 5785 San Bernardino Loma Linda 320 Comment
  RSA44233  Machaeranthera arida J. C. Roos 1949-6-26 3561 San Bernardino Mesquite Valley, 2 mi S of Kingston 793 Comment
  RSA44240  Penstemon eatonii subsp. eatonii J. C. Roos 1949-6-19 3528 San Bernardino Southeast slope of Clark Mountain. 1890 Comment
  RSA44246  Chamaesaracha coronopus J. C. Roos 1949-6-22 3548 San Bernardino Barnwell, New York Mountains. Comment
  RSA44247  Astragalus minthorniae var. villosus J. C. Roos 1949-5-29 3540 San Bernardino Greene Mine, N side of Clark Mtn. 1585 Comment
  RSA44249  Tridens muticus J. C. Roos 1949-5-28 3536 San Bernardino Clark Mtn, Eastern Mojave Desert 1738 Comment
  RSA44250  Aliciella triodon J. C. Roos 1949-5-28 3541 San Bernardino North slope of Clark Mt. 1585 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
  RSA44261  Achnatherum parishii subsp. parishii J. C. Roos 1949-6-24 3544 San Bernardino Summit of Clark Mt, Eastern Mojave Desert Comment
  RSA44265  Mirabilis coccinea J. C. Roos 1949-6-22 3545 San Bernardino Mouth of Keystone Canyon, New York Mountains 1677 Comment
  RSA44268  Bouteloua curtipendula J. C. Roos 1949-6-18 3551 San Bernardino Southeastern base of Clark Mountain, eastern Mojave Desert. 1829 Comment
  RSA44270  Astragalus nutans J. C. Roos 1949-6-21 3555 San Bernardino New York Mountains, Keystone Canyon 1829 Comment
  RSA443543  Chorizanthe brevicornu J. C. Roos 1965-6-16 s.n. San Bernardino 4 miles N of Adelanto. Comment
  RSA444485  Phacelia fremontii J. C. Roos 1950-4-26 4766 San Bernardino Rabbit Springs. 884 Comment
  RSA444665  Solanum douglasii J. C. Roos 1965-8-23 s.n. San Bernardino Loma Linda. Comment
  RSA444667  Poa pratensis J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mountains. Comment
  RSA444670  Celtis reticulata J. C. Roos 1962-5-7 s.n. San Bernardino Yucaipa. 9.3 mi. west of corner of Bryant St. and Oak Glen Rd. 823 Comment
  RSA444674  Datura wrightii J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda Hills. 305 Comment
  RSA444683  Viola macloskeyi J. C. Roos 1962-6-2 s.n. San Bernardino South Fork Santa Ana River. 2317 Comment
  RSA444793  Pectocarya setosa J. C. Roos 1952-5-17 5677 San Bernardino 8 miles west of Adelanto. 945 Comment
  RSA444801  Eriochloa acuminata J. C. Roos 1957-6-20 6614 San Bernardino Loma Linda. 305 Comment
  RSA44870  Oenothera laciniata J. C. Roos 1948-6-21 3885 San Bernardino Loma Linda Comment
  RSA44890  Barbarea orthoceras J. C. Roos 1947-6-14 3673 San Bernardino in canyon behind Bowl, Crestline. 1524 Comment
  RSA44900  Trisetum canescens J. C. Roos 1947-6-27 3715 San Bernardino Stetson Creek drainage, Barton Flats. 1921 Comment
  RSA44906  Descurainia incana subsp. incisa J. C. Roos 1947-8-9 3737 San Bernardino Bluff Lake, San Bernardino Mts. 2287 Comment
  RSA44907  Zannichellia palustris J. C. Roos 1947-9-3 3740 San Bernardino San Bernardino Valley along the Gage Canal in Loma Linda 305 Comment
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Apr 3 2011
  RSA44911  Abies concolor J. C. Roos, R. Weatherby 1949-9-2 3570 San Bernardino North slope of Kingston Peak, Mojave Desert. 2165 Comment
  RSA44921  Asclepias fascicularis J. C. Roos 1949-6-21 3699 San Bernardino roadside, Cushenbury Canyon, north base of San Bernardino Mtns. 1677 Comment
  RSA44925  Collinsia childii J. C. Roos 1947-6-14 3679 San Bernardino in canyon behind Bowl, Crestline. 1524 Comment
  RSA449958  Clarkia dudleyana J. C. Roos 1965-6-12 s.n. San Bernardino Igo's near Mountain Home Village and Mill Creek. San Bernardino Mountains. [Note: Igo s is present location of Mountain Home Village, Hwy. 38, San Bernardino Mtns. -SDW 2006] Comment
  RSA449962  Epilobium brachycarpum J. C. Roos 1965-7-18 s.n. San Bernardino Snow Valley, San Bernardino Mountains. Comment
  RSA449963  Lemna trisulca J. C. Roos 1942-11-28 2587 San Bernardino Deep Creek, San Bernardino Mountains. 914 Comment
  RSA449971  Microsteris gracilis subsp. gracilis J. C. Roos 1967-5-30 s.n. San Bernardino A meadow, Broom Flat. Comment
  RSA449972  Microsteris gracilis subsp. gracilis J. C. Roos 1966-4-9 6750 San Bernardino North shore 2 miles east of Fawnskin, Bear Vally. Comment
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Dec 15 2016
  RSA450054  Ericameria linearifolia J. C. Roos 1966-4-1 s.n. San Bernardino Cajon, San Bernardino County Comment
  RSA450061  Collinsia childii J. C. Roos, Lucille Roos 1953-6-18 5922 San Bernardino Cedarpines Park. 1524 Comment
  RSA450063  Croton californicus J. C. Roos 1965-6-27 s.n San Bernardino Loma Linda Hills. 305 Comment
  RSA450071  Castilleja lasiorhyncha J. C. Roos 1956-7-21 6589 San Bernardino Snow Valley, north of Keller Peak Comment
  RSA450080  Athyrium filix-femina J. C. Roos 1961-8-6 s.n. San Bernardino N slope of Green Canyon, San Bernardino Mts 2499 Comment
  RSA450085  Monardella australis subsp. australis J. C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns: Kilpecker Creek. Comment
  RSA450086  Scutellaria siphocampyloides J. C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mountains: Barton Flats. Comment
  RSA450087  Polygonum amphibium var. stipulaceum J. C. Roos 1966-9-10 s.n. San Bernardino Big Bear Lake. Comment
  RSA450091  Eriogonum umbellatum J. C. Roos 1946-10-5 3117 San Bernardino Pipes Creek. 2134 Comment
  RSA450092  Ranunculus cymbalaria var. saximontanus J. C. Roos 1965-6-26 s.n. San Bernardino Upper Sana Ana Canyon, Heart Bar area. Comment
  RSA450104  Galium johnstonii J. C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns: Kilpecker Creek. Comment
  RSA450106  Astragalus leucolobus J. C. Roos 1967-5-30 s.n San Bernardino Rocky ridge, E of Broom Flat. Comment
  RSA450108  Lotus nevadensis J. C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mountains probably near Barton Flats. Comment
  RSA450113  Lupinus excubitus var. austromontanus J. C. Roos 1965-6-6 s.n. San Bernardino San Bernardino Mtns, Mill Creek near Fallsvale. Comment
  RSA450119  Vicia americana J. C. Roos 1965-7-17 s.n. San Bernardino Barton Flats, San Bernardino Mountains. Comment
  RSA450121  Trifolium wormskioldii J. C. Roos 1965-6-26 s.n. San Bernardino Santa Ana River Canyon, Heart Bar area, San Bernardino Mtns. Comment
  RSA450134B  Sidalcea malviflora subsp. dolosa J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mountains. Comment
  RSA450137  Epilobium torreyi J. C. Roos 1965-9-15 s.n. San Bernardino Victorville. Comment
  RSA450143  Leptosiphon breviculus J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Ana Basin, near Fish Creek. San Bernardino Mtns. Comment
  RSA450151  Polygonum punctatum J. C. Roos s.n. San Bernardino Victorville. Mojave River bottom. Comment
Read comments
Nov 20 2016
  RSA450160  Cordylanthus nevinii J. C. Roos 1965-9-11 s.n. San Bernardino Mill Creek. Comment
  RSA450165  Mimulus floribundus J. C. Roos 1965-9-11 s.n. San Bernardino Mill Creek. Comment
  RSA450167  Penstemon rostriflorus J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mountains. Comment
  RSA450175  Astragalus douglasii var. douglasii J. C. Roos 1965-7-18 s.n San Bernardino Bear Valley, San Bernardino Mountains. Comment
  RSA450176  Astragalus pomonensis J. C. Roos 1965-6-27 s.n San Bernardino Loma Linda Hills. 305 Comment
  RSA450177  Astragalus didymocarpus var. dispermus J. C. Roos 1966-4-6 s.n San Bernardino Kramer Hills. Comment
  RSA450195  Lupinus sparsiflorus subsp. sparsiflorus J. C. Roos 1947-2-22 3295 San Bernardino Deep Creek, San Bernardino Mtns Comment
  RSA450200  Selaginella watsonii J. C. Roos 1965-7-17 s.n. San Bernardino Near Dry Lake, San Bernardino Mts. Comment
  RSA450204  Frankenia grandifolia J. C. Roos 1950-6-24 4843 San Bernardino Rabbit Springs, Mojave Desert Comment
  RSA450235  Garrya veatchii J. C. Roos 1938-2-6 s.n. San Bernardino Cajon Pass Comment
  RSA450237  Geranium richardsonii J. C. Roos 1965-7-17 s.n. San Bernardino South Fork, San Bernardino Mts. 2591 Comment
  RSA450243  Alnus rhombifolia J. C. Roos 1965-9-11 S.N. San Bernardino Mill creek, San Bernardino Mountains Comment
  RSA450249  Potentilla gracilis var. elmeri J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mountains. Comment
  RSA450251  Geum macrophyllum J. C. Roos 1965-7-31 s.n. San Bernardino South Fork 2134 Comment
  RSA450307  Osmorhiza berteroi J. C. Roos 1965-7-31 s.n. San Bernardino South Fork Meadows, San Bernardino Mountains. 2287 Comment
  RSA450308  Kelloggia galioides J. C. Roos 1965-7-17 s.n. San Bernardino South Fork, San Bernardino Mts. 2287 Comment
  RSA450312  Lathyrus vestitus subsp. laetiflorus J. C. Roos 1949-5-21 4324 San Bernardino Near Aguanga Comment
  RSA450422  Erigeron aphanactis var. congestus J. C. Roos 1967-5-30 s.n. San Bernardino Rocky ridge, E of Broom Flat. Comment
  RSA450423  Erigeron divergens J. C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mountains probably near Barton Flats. Comment
  RSA450434  Geum macrophyllum J. C. Roos 1965-7-31 s.n. San Bernardino South Fork 2134 Comment
  RSA450435  Petrophytum caespitosum subsp. acuminatum J. C. Roos 1948-9-18 4043 San Bernardino Clark Mountain. 1982 Comment
  RSA450436  Juniperus occidentalis var. australis J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Ana Basin, near Fish Creek. San Bernardino Mtns. Comment
  RSA450453  Melica aristata J. C. Roos 1965-7-17 s.n. San Bernardino Stetson Creek, Barton Flats, San Bernardino Mountains. Comment
  RSA450465  Eragrostis mexicana subsp. virescens A. R. Roos 1937-11-25 s.n. San Bernardino Highland. Comment
  RSA450466  Leymus triticoides J. C. Roos, A. C. Sanders 1965-7-18 1981 San Bernardino East end of Bear Valley. Comment
  RSA450475  Salazaria mexicana J. C. Roos 1965-6-16 s.n. San Bernardino Adelanto. Comment
  RSA450481  Gutierrezia sarothrae J. C. Roos 1966-8-6 s.n. San Bernardino Upper Fish Creek at Fish Creek Meadows. 2439 Comment
  RSA450489  Hymenopappus filifolius var. lugens J. C. Roos 1965-7-18 s.n. San Bernardino East end of Bear Valley. Comment
  RSA450497  Hulsea vestita subsp. parryi J. C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mountains probably near Barton Flats. Comment
  RSA450648  Elymus elymoides J. C. Roos 1965-6-16 s.n. San Bernardino North slope of Cajon Pass [San Gabriel Mountains]. Comment
  RSA450657  Achnatherum coronatum J. C. Roos 1965-6-6 s.n. San Bernardino San Bernardino Mtns, Mill Creek near Fallsvale. Comment
  RSA450743  Lepidospartum latisquamum J. C. Roos 1968-10-5 s.n. San Bernardino 1 mi W of Cajon Comment
  RSA450753  Solidago californica J. C. Roos 1965-10-2 s.n. San Bernardino Mill Creek, San Bernardino Mountains 1220 Comment
  RSA450759  Stephanomeria cichoriacea J. C. Roos 1965-10-2 s.n. San Bernardino E Fork Mtn. Home Canyon Comment
  RSA450766  Achillea millefolium J. C. Roos 1965-6-12 s.n. San Bernardino Igos, near Mountain Home Village in Mill Creek Canyon, San Bernardino Mtns. Comment
  RSA450768  Antennaria rosea J. C. Roos 1981-09 s.n. San Bernardino upper Santa Ana River Comment
  RSA45216  Tetradymia stenolepis J. C. Roos, Lucille Roos 1949-5-14 4296 San Bernardino Near Rock Corral, north base San Bernardino Mts. 1098 Comment
  RSA45217  Mirabilis laevis var. retrorsa J. C. Roos, L. Roos 1949-5-14 4298 San Bernardino Mojave Desert; near Hesperia. 976 Comment
  RSA45219  Salvia dorrii subsp. dorrii J. C. Roos 1949-5-14 4300 San Bernardino 5 miles west of The Windmill; Burns-Pipes Wash, east end San Bernardino Mts. 1220 Comment
  RSA45220  Argemone corymbosa J. C. Roos, L. Roos 1949-5-14 4304 San Bernardino Mojave Desert: 6 miles east of Lucerne Valley 915 Comment
  RSA45474  Ipomopsis arizonica J. C. Roos, L. Roos 1948-9-18 4065 San Bernardino Clark Mts., Comment
  RSA45478  Eriogonum nidularium J. C. Roos 1948-9-18 4053 San Bernardino N slope of Clark Mtn., Green's Mine. 1585 Comment
  RSA45481  Halimolobos jaegeri J. C. Roos 1948-9-18 4045 San Bernardino Clark Mtn 2134 Comment
  RSA45482  Asclepias asperula subsp. asperula J. C. Roos 1948-9-18 4042 San Bernardino North side of Clark Mountain, SW of Colisseum Mine 1921 Comment
  RSA45484  Cressa truxillensis J. C. Roos, Lucille Roos, A. R. Roos 1948-9-10 4038 San Bernardino Soda Springs, west side of Soda Lake, Mojave Desert. Comment
  RSA45485  Bouteloua eriopoda J. C. Roos 1948-9-19 4031 San Bernardino North base of Clark Mountains 915 Comment
  RSA45511  Nemacladus orientalis J. C. Roos 1949-4-9 4205 San Bernardino Roadside NW of Cross Roads, Whipple Mtns. 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
  RSA45542  Menodora scoparia J. C. Roos 1948-9-18 4068 San Bernardino N slopes Clark Mts, S og Green s Mine 1677 Comment
  RSA45544  Camissonia palmeri J. C. Roos, Lucille Roos 1949-4-30 4253 San Bernardino Sandy flats 5 miles west of Lucerne Valley, Mojave Desert. Comment
  RSA457383  Achnatherum occidentale subsp. occidentale J. C. Roos 1965-7-18 s.n. San Bernardino Along Bear Valley, San Bernardino Mtns. Comment
  RSA457394  Agropyron desertorum J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mountains. Comment
  RSA457395  Elymus trachycaulus subsp. trachycaulus J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mountains. Comment
  RSA457397  Alopecurus aequalis J. C. Roos 1965-7-18 s.n. San Bernardino Bear Valley, San Bernardino Mountains. Comment
  RSA457400  Andropogon glomeratus J. C. Roos 1938-11-5 s.nn. San Bernardino Arrowhead Hot Springs, south side of San Bernardino Mountains. Comment
  RSA47193  Buddleja utahensis J. C. Roos, Lucille Roos 1949-6-26 4497 San Bernardino Pass in mountains 5.5 miles south of Kingston. 1067 Comment
  RSA47196  Phlox dolichantha J. C. Roos 1949-7-16 4564 San Bernardino Moonridge, Bear Valley 2226 Comment
  RSA47199  Salvia pachyphylla subsp. pachyphylla J. C. Roos, L. Roos 1949-6-27 4507 San Bernardino Kingston Mtns, on high ridge. 2134 Comment
  RSA47201  Phacelia lemmonii J. C. Roos 1949-6-20 4422 San Bernardino Keystone Canyon, New York Mts 1738 Comment
  RSA47202  Frasera albomarginata J. C. Roos 1949-6-20 4419 San Bernardino New York Mountains: Keystone Canyon 1677 Comment
  RSA47204  Rhamnus tomentella subsp. ursina J. C. Roos, L. Roos 1949-6-19 4405 San Bernardino southeastern base of Clark Mts, eastern San Bernardino Co. 1951 Comment
  RSA47205  Menodora scoparia J. C. Roos 1949-6-20 4417 San Bernardino SE foot Clark Mtn 1799 Comment
  RSA47293  Ivesia jaegeri J. C. Roos 1949-6-24 4478 San Bernardino North side of Clark Mountains 2287 Comment
  RSA47299  Rhamnus ilicifolia J. C. Roos, L. Roos 1949-6-22 4454 San Bernardino New York Mountains; Keystone Canyon 1738 Comment
  RSA47301  Pinus edulis J. C. Roos, Lucille Roos 1949-6-21 4424 San Bernardino New York Peak. 2134 Comment
  RSA47304  Ribes velutinum J. C. Roos 1949-6-27 4503 San Bernardino Kingston Mts 1982 Comment
  RSA47305  Mahonia haematocarpa L. Roos, John Roos 1949-6-22 4437 San Bernardino Lecyr Well, New York Mts., in a sandy wash. 1524 Comment
  RSA47308  Forestiera pubescens J. C. Roos 1949-6-23 4470 San Bernardino Mud hills, Rock Springs, New York Mts. 1494 Comment
  RSA47310  Chenopodium incanum var. occidentale J. C. Roos 1949-6-22 4456 San Bernardino Barnwell, New York Mts. 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
  RSA47319  Aristida purpurea var. wrightii J. C. Roos, L. Roos 1949-5-29 4380 San Bernardino north side Clark Mts., eastern San Bernardino County 1402 Comment
  RSA47323  Aristida purpurea var. fendleriana J. C. Roos, L. Roos 1949-6-28 4392 San Bernardino West approach Mountain Pass, Clark Mountains. 1372 Comment
  RSA47326  Bouteloua eriopoda J. C. Roos, Lucille Roos 1949-6-23 4462 San Bernardino Lanfair Valley, north of Hackberry Mountain. 1311 Comment
  RSA47327  Achnatherum parishii subsp. parishii J. C. Roos 1949-6-27 4517 San Bernardino N side Kingston Mts 2073 Comment
  RSA47329  Sporobolus cryptandrus J. C. Roos 1949-7-27 4567 San Bernardino Stewart Street, Loma Linda 323 Comment
  RSA47330  Cheilanthes feei J. C. Roos, Lucille Roos 1949-6-19 4400 San Bernardino SE base of Clark Mountain 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
  RSA47337  Aquilegia shockleyi J. C. Roos, L. Roos 1949-6-24 4488 San Bernardino north side of Clark Mts. 2287 Comment
  RSA47340  Arabis repanda J. C. Roos 1949-7-16 4556 San Bernardino Moonridge, Bear Valley, San Bernardino Mts. 2256 Comment
  RSA47343  Argyrochosma jonesii J. C. Roos, L. Roos 1949-6-24 4475 San Bernardino north side of Clark Mtn. E. San Bernardino Co. 1676 Comment
  RSA47414  Ipomopsis polycladon J. C. Roos, L. Roos 1949-6-18 4394 San Bernardino Mountain Pass, Clark Mountains 1524 Comment
  RSA47415  Cryptantha gracilis J. C. Roos 1949-6-19 4397 San Bernardino Southeastern base Clark Mtn. 1921 Comment
  RSA47418  Galium munzii J. C. Roos 1949-6-21 4433 San Bernardino New York Mountains, Keystone Canyon 1829 Comment
  RSA47421  Solanum americanum J. C. Roos, L. Roos 1949-6-26 4500 San Bernardino Horse Springs, Kingston Mountains. 1451 Comment
  RSA47422  Physalis hederifolia J. C. Roos 1949-6-22 4445 San Bernardino Barnwell, New York Mountains. Comment
  RSA47424  Gilia ophthalmoides J. C. Roos, L. Roos 1949-6-23 4460 San Bernardino Near Rock Springs, Mid-hills, New York Mountains. 1463 Comment
  RSA47428  Keckiella antirrhinoides subsp. microphylla J. C. Roos, Lucille Roos 1949-6-27 4506 San Bernardino North side of Kingston Mountains 1677 Comment
  RSA47431  Mimulus guttatus J. C. Roos, Lucille Roos 1949-6-22 4449 San Bernardino New York Mountains; Keystone Canyon 1738 Comment
  RSA47435  Oenothera cespitosa subsp. crinita J. C. Roos, L. Roos 1949-5-28 4374 San Bernardino North side Clark Mountain. 1616 Comment
  RSA47438  Mimulus rubellus J. C. Roos, Lucille Roos 1949-5-29 4377 San Bernardino Coliseum Mine, Clark Mountain. 1677 Comment
  RSA47442  Epilobium canum subsp. latifolium J. C. Roos, L. Roos 1949-6-27 4505 San Bernardino North side of Kingston Mountains 1677 Comment
  RSA47445  Langloisia setosissima subsp. punctata J. C. Roos, L. Roos 1949-5-28 4355 San Bernardino North slope of Clark Mt. 1646 Comment
  RSA47448  Pseudostellaria jamesiana J. C. Roos, L. Roos 1949-7-16 4552 San Bernardino Moonridge, Bear Valley 2226 Comment
  RSA47455  Muhlenbergia arsenei J. C. Roos, L. Roos 1948-9-18 4055 San Bernardino North side Clark Mountain 1524 Comment
  RSA47458  Bahiopsis parishii J. C. Roos, L. Roos 1949-6-26 4496 San Bernardino North side of Clark Mtn. 1463 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
  RSA47466  Erigeron breweri var. covillei J. C. Roos 1949-6-20 4414 San Bernardino Ivanpah Mtns, North side of Kokoweef Peak 1677 Comment
  RSA47467  Lessingia glandulifera var. glandulifera J. C. Roos 1949-6-23 4458 San Bernardino Near Rock Springs, Mid-hills, New York Mountains. 1463 Comment
  RSA47471  Hymenoxys acaulis var. arizonica J. C. Roos 1949-5-28 4348 San Bernardino N slope Clark, Mts 1829 Comment
  RSA47474  Machaeranthera gracilis J. C. Roos, L. Roos 1949-6-18 4393 San Bernardino Mountain Pass, Clark Mountains 1524 Comment
  RSA47475  Leucelene ericoides J. C. Roos 1949-6-18 4395 San Bernardino Pmtn Pass, Clark Mtn 1340 Comment
  RSA47478  Psilostrophe cooperi J. C. Roos, Lucille Roos 1949-6-22 4457 San Bernardino Lecyr Well, New York Mountains. 1524 Comment
  RSA47534  Lupinus brevicaulis J. C. Roos, L. Roos 1949-5-28 4344 San Bernardino Colisseum Mine, North side Clark Mountains. 1616 Comment
  RSA47535  Holodiscus microphyllus J. C. Roos, L. Roos 1949-6-27 4518 San Bernardino North side of Kingston Mountains 1829 Comment
  RSA47538  Prunus fasciculata J. C. Roos, L. Roos 1949-6-18 4391 San Bernardino Southeastern base of Clark Mountain, eastern Mojave Desert. 1829 Comment
  RSA47541  Gayophytum diffusum subsp. parviflorum J. C. Roos 1949-7-16 4559 San Bernardino Moonridge, Bear Valley 2226 Comment
  RSA47542  Epilobium hornemannii subsp. hornemannii J. C. Roos 1949-7-4 4539 San Bernardino High Creek. 2744 Comment
  RSA47544  Oenothera avita subsp. avita J. C. Roos, L. Roos 1949-6-22 4450 San Bernardino New York Mountains; Keystone Canyon 1738 Comment
  RSA47545  Gaura coccinea J. C. Roos 1949-6-22 4444 San Bernardino Near Barnwell, New York Mountains. Comment
  RSA47563  Arenaria congesta var. charlestonensis J. C. Roos 1949-6-21 3557 San Bernardino New York Mountain (New York Peak) 2225 Comment
  RSA47768  Ribes velutinum J. C. Roos 1949-6-21 4432 San Bernardino New York Peak. 2134 Comment
  RSA48173  Tetradymia argyraea J. C. Roos, Weatherby 1949-9-2 3573 San Bernardino Kingston Mountain; NE of Kingston Peak 2134 Comment
  RSA48672  Eriogonum wrightii var. wrightii J. C. Roos 1949-9-3 4633 San Bernardino Tecopa Pass, Kingston Mountains. 1524 Comment
  RSA48678  Salix lasiolepis J. C. Roos 1949-8-14 4617 San Bernardino Keystone Spring, Keystone Canyon, New York Mts. 1707 Comment
  RSA48681  Eriogonum heermannii var. argense J. C. Roos 1949-8-13 4612 San Bernardino Keystone Canyon, at Copper Queen Mine, New York Mountains. Comment
  RSA48682  Eriogonum umbellatum var. juniporinum J. C. Roos 1949-8-13 4611 San Bernardino Copper Queen Mine, Keystone Canyon, New York Mtns. 1829 Comment
Read comments
Dec 22 2011
  RSA48684  Ericameria cuneata var. spathulata J. C. Roos, L. Roos 1949-8-13 4609 San Bernardino Copper Queen Mine, Keystone Canyon, New York Mtns. 1829 Comment
  RSA48685  Penstemon rostriflorus J. C. Roos 1949-8-13 4608 San Bernardino Copper Queen Mine, Keystone Canyon, New York Mtns. 1829 Comment
  RSA48688  Gutierrezia sarothrae J. C. Roos 1949-8-13 4605 San Bernardino Copper Queen Mine, Keystone Canyon, New York Mtns. 1829 Comment
  RSA48694  Holodiscus microphyllus J. C. Roos 1949-9-2 4648 San Bernardino North slope of Kingston Peak 2165 Comment
  RSA48839  Eriogonum umbellatum var. juniporinum J. C. Roos 1949-9-2 4645 San Bernardino Kingston Mountain; NE of Kingston Peak 2134 Comment
  RSA48843  Cirsium nidulum J. C. Roos 1949-8-13 4615 San Bernardino Near Springs and along rocky canyon bottom, Keystone Canyon, New York Mts 1707 Comment
  RSA48846  Nolina parryi J. C. Roos, L. Roos 1949-6-27 4502 San Bernardino North side Kingston Mountains 1829 Comment
  RSA48856  Salpichroa origanifolia J. C. Roos 1949-10-12 4690 San Bernardino Loma Linda hill, San Bernardino Valley. 335 Comment
  RSA48865  Muhlenbergia californica J. C. Roos 1949-9-24 4666 San Bernardino Upper Mill Creek at Marble Quarry Comment
  RSA48876  Chrysothamnus viscidiflorus subsp. viscidiflorus J. C. Roos, R. Weatherby 1949-9-2 4643 San Bernardino North slopes Kingston Mts 2072 Comment
  RSA48877  Monardella eremicola J. C. Roos, C. A. Weatherby 1949-9-2 4642 San Bernardino Kingston Mts., north slope. 2012 Comment
  RSA48883  Eriogonum panamintense J. C. Roos 1949-9-2 4640 San Bernardino North slopes Kingston Mts 2073 Comment
  RSA48886  Eriogonum umbellatum var. juniporinum J. C. Roos 1949-9-2 4637 San Bernardino N slope of the Kingston Mtns. 2012 Comment
  RSA48887  Ephedra nevadensis J. C. Roos 1949-9-2 4636 San Bernardino Tecopa Pass, Kingston Mts. 1524 Comment
  RSA52776  Lepidospartum latisquamum J. C. Roos 1950-9-3 4971 San Bernardino Clark Mtn, south slope. 1890 Comment
  RSA52777  Enneapogon desvauxii J. C. Roos 1950-9-3 4970 San Bernardino South of Clark Mountains, NW of Mountain Pass 1828 Comment
  RSA52780  Chamaesyce revoluta J. C. Roos 1950-8-4 4891 San Bernardino North side of Clark Mtn. 1220 Comment
  RSA52783  Sanvitalia abertii J. C. Roos 1950-8-5 4893 San Bernardino 1 mi S of Coliseum Mine, Clark Mtns. 1646 Comment
  RSA52797  Calystegia sepium subsp. limnophila J. C. Roos, A. R. Roos 1950-8-7 4919 San Bernardino China Ranch, northeasst San Bernardino. 396 Comment
  RSA52805  Brickellia desertorum J. C. Roos, L. Roos 1950-9-9 4986 San Bernardino Mt. Rubidoux. 396 Comment
  RSA53583  Polypogon viridis J. C. Roos 1949-11-16 4695 San Bernardino Loma Linda. 329 Comment
  RSA591732  Stellaria longipes J. C. Roos, A. C. Sanders 1965-6-26 s.n. San Bernardino Upper Sana Ana Canyon, Heart Bar area. Comment
  RSA591745  Lobelia cardinalis subsp. graminea J. C. Roos 1965-10-2 s.n. San Bernardino Dripping Springs, Monkey face, Mill Creek, San Bernardino Mountains. Comment
  RSA591750  Silene parishii J. C. Roos 1966-8-6 s.n. San Bernardino Fish Creek, On rocky slopes with Pinus Jeffreyi and Abies concolor Comment
  RSA591761  Draba corrugata J. C. Roos 1965-7-17 17 San Bernardino South Fork, San Bernardino Mts. 2591 Comment
  RSA592425  Atriplex elegans var. fasciculata J. C. Roos 1965-9-23 s.n. San Bernardino Barstow, Mojave Desert. Comment
  RSA592427  Atriplex confertifolia J. C. Roos 1965-7-6 s.n. San Bernardino At the cement plant, Victorville. Comment
  RSA593754  Fraxinus anomala J. C. Roos 1948-9-18 s.n. San Bernardino Clark Mts., Comment
  RSA593757  Juglans californica var. californica J. C. Roos 1966-4-3 s.n. San Bernardino Flats near Palm Ave and Kendall Drive, NW of San Bernardino Comment
  RSA594031  Helianthus annuus subsp. lenticularis J. C. Roos 1965-10-3 s.n. San Bernardino Loma Linda Comment
  RSA594033  Leucopoa kingii J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Ana Canyon, near Heart Bar Park 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
  RSA61543  Poa secunda J. C. Roos 1950-6-3 4826 San Bernardino Rabbit Springs. Mojave desert. 884 Comment
  RSA61546  Poa secunda J. C. Roos 1950-4-26 4764 San Bernardino Rabbit Springs. 884 Comment
  RSA648060  Festuca brachyphylla J. C. Roos 1936-7-30 1512 San Bernardino Mt. San Gorgonio-Greyback Ridge. 3352 Comment
  RSA648066  Bromus japonicus J. C. Roos 1943-6-22 2711 San Bernardino County Hospital. Comment
  RSA648670  Panicum capillare J. C. Roos 1946-9-6 2997 San Bernardino Warm Creek south of San Bernardino. Comment
  RSA648732  Agrostis scabra J. C. Roos 1937-7-22 s.n. San Bernardino South Fork Meadows, San Bernardino Mountains. Comment
  RSA648740  Cornus californica J. C. Roos 1937-6-5 930 San Bernardino Crestline Comment
  RSA658426  Muhlenbergia andina J. C. Roos 1965-9-11 s.n. San Bernardino At the quarry in Mill Creek Canyon, San Bernardino Mountains Comment
  RSA658433  Poa secunda J. C. Roos 1967-5-30 s.n. San Bernardino Rocky ridge, on the E end of Broom Flat, N of Onyx Peak. San Bernardino Mtns. Comment
  RSA658695  Dithyrea californica J. C. Roos 1965-6-12 s.n. San Bernardino 4 miles north of Adelanto, Mojave Desert. Comment
  RSA658703  Arenaria kingii J. C. Roos 1949-6-21 3557 San Bernardino New York Mountain (New York Peak) 2225 Comment
  RSA658863  Tauschia parishii J. C. Roos 1947-6-27 3725 San Bernardino Ridge west of South Fork [of Santa Ana River], San Bernardino Mtns. Comment
  RSA659177  Eriogonum kennedyi J. C. Roos 1946-9-4 2962 San Bernardino San Gorgonio Ridge. 3354 Comment
  RSA659182  Berberis nevinii J. C. Roos 1966-2-10 s.n. San Bernardino San Timoteo Canyon, south of Redlands. Comment
  RSA659183  Horkelia wilderae J. C. Roos 1965-7-26 s.n. San Bernardino Upper Santa Ana Basin, near Fish Creek, San Bernardino Mtns. 2134 Comment
  RSA659194  Epilobium exaltatum J. C. Roos 1965-7-31 s.n. San Bernardino South Fork Meadows, upper Santa Ana River, San Bernardino Mtns. 2287 Comment
  RSA659464  Stylomecon heterophylla J. C. Roos 1973-4-14 s.n. San Bernardino Loma Linda hills. Comment
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May 21 2011
  RSA659465  Phlox viridis J. C. Roos 1949-6-27 s.n. San Bernardino North slope of Kingston Mts. 2043 Comment
  RSA659470  Polygonum amphibium J. C. Roos 1937-7-22 506 San Bernardino Dry lake, in the water, San Bernardino Mtns. 2744 Comment
  RSA659474  Camissonia dentata J. C. Roos 1952-4-22 5568 San Bernardino 1 mile west of Colton along highway 99. 305 Comment
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Dec 18 2018
  RSA659477  Monardella odoratissima J. C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns: Kilpecker Creek. Comment
  RSA659489  Euphorbia exstipulata J. C. Roos 1950-9-3 4976 San Bernardino South of Clark Mountains, NW of Mountain Pass 1828 Comment
  RSA659616  Alopecurus aequalis J. C. Roos 1965-7-18 s.n. San Bernardino Bear Valley, San Bernardino Mtns. Comment
  RSA659620  Bromus marginatus J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Anita Canyon, Heart Bar area. San Bernardino Mtns. Comment
  RSA659625  Eragrostis mexicana subsp. mexicana A. R. Roos 1937-11-25 s.n. San Bernardino Highland. Comment
  RSA659633  Phleum pratense J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mountains. Comment
  RSA659774  Nemacladus glanduliferus var. orientalis J. C. Roos 1949-4-9 4205 San Bernardino Roadside NW of Cross Roads, Whipple Mtns. Comment
  RSA659795  Lupinus densiflorus var. lacteus J. C. Roos 1966-4-28 s.n. San Bernardino Calimesa. Comment
  RSA66170  Myosurus minimus var. filiformis J. C. Roos, L. Roos 1950-4-6 4724 San Bernardino Rabbit Springs, Mohave Desert. 1 mi N of Lucerne P.O. 884 Comment
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May 21 2011
  RSA662071  Lupinus excubitus J. C. Roos 1965-7-18 s.n. San Bernardino Along Bear Valley, San Bernardino Mtns. Comment
  RSA662430  Achnatherum hymenoides J. C. Roos 1965-6-7 s.n. San Bernardino Victorville. Comment
  RSA662436  Atriplex truncata J. C. Roos 1950-6-24 4844 San Bernardino Rabbit Springs, Mojave Desert. Comment
  RSA662437  Atriplex polycarpa J. C. Roos 1965-7-6 1965 San Bernardino At the cement plant, Victorville. Comment
  RSA662534  Aster carnosus J. C. Roos 1956-8-2 6591 San Bernardino San Bernardino Valley [Loma Linda] north side of Hwy 99, 0.2 miles west of Waterman Ave. Comment
  RSA662542  Achnatherum lemmonii var. lemmonii J. C. Roos, L. Roos 1950-6-24 4842 San Bernardino Moon Ridge, Bear Valley, San Bernardino Mtns. 2226 Comment
  RSA664101  Atriplex elegans var. fasciculata J. C. Roos 1965-7-6 s.n. San Bernardino Roadside of Barstow. Comment
  RSA664191  Ambrosia confertiflora J. C. Roos 1937-8-23 s.n. San Bernardino Loma Linda. Comment
  RSA664193  Acer macrophyllum J. C. Roos 1965-6-6 s.n. San Bernardino San Bernardino Mtns, Mill Creek near Fallsvale. Comment
  RSA664939  Hymenoxys odorata J. C. Roos 1949-4-9 4213 San Bernardino 5 mi NE of Earp along the Colorado River. Comment
  RSA69821  Verbena scabra J. C. Roos, L. Roos 1951-9-29 5307 San Bernardino Warm Creek near south E street, San Bernardino. 305 Comment
  RSA69822  Solanum americanum J. C. Roos, L. Roos 1951-9-29 5308 San Bernardino Warm Creek near south E street, San Bernardino. 305 Comment
  RSA69824  Mentha rotundifolia J. C. Roos 1951-10-2 5311 San Bernardino Loma Linda 320 Comment
  RSA69863  Polygonum lapathifolium J. C. Roos, Lucille Roos 1951-9-11 5200 San Bernardino Loma Linda. 320 Comment
  RSA69867  Eragrostis pectinacea J. C. Roos 1951-9-18 5218 San Bernardino In irrigated with Tribulus terrestris, Loma Linda. Comment
  RSA74573  Dyssodia papposa J. C. Roos 1952-05 5056 a San Bernardino Loma Linda, corner of Central & Anderson. 335 Comment
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Jun 1 2012
  RSA78231  Eragrostis mexicana subsp. virescens J. C. Roos 1951-8-4 5081 San Bernardino South end Mountain View Ave. 366 Comment
  RSA78232  Eriochloa acuminata J. C. Roos 1951-8-4 5080 San Bernardino South end Mountain View Ave., San Bernardino Valley. 366 Comment
  RSA78234  Eriogonum heermannii var. heermannii J. C. Roos 1951-7-30 5078 San Bernardino Sheep Creek, NE of Wrightwood. 1585 Comment
  RSA78328  Plagiobothrys torreyi J. C. Roos 1951-6-9 5062 San Bernardino Running Springs 1829 Comment
  RSA78382  Chrysothamnus viscidiflorus subsp. viscidiflorus J. C. Roos 1951-7-28 5070 San Bernardino Head of Rathbone Creek. 2591 Comment
  RSA78384  Chamaesyce nutans J. C. Roos 1951-7-28 5065 San Bernardino Hwy 99, near Alabama St. west of Redlands, San Bernardino Valley. 366 Comment
  RSA78385  Chrysothamnus parryi subsp. imulus J. C. Roos 1951-7-28 5071 San Bernardino Pine Knot, Bear Valley, San Bernardino Mts. 2073 Comment
  RSA85091  Salix gooddingii J. C. Roos 1952-4-4 5470 San Bernardino Warm Creek bottomland at Colton. 290 Comment
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Dec 3 2014
  RSA85163  Achnatherum parishii subsp. parishii J. C. Roos 1950-8-5 4895 San Bernardino Clark Mountains; 1.5 mile southwest of colusuem Mine 1738 Comment
  RSA85167  Monolepis nuttalliana J. C. Roos, L. Roos 1954-3-25 6047 San Bernardino The Pinnacles, 10 miles south of Trona, Mojave Desert. 549 Comment
  RSA85499  Chaenactis glabriuscula var. lanosa J. C. Roos 1952-4-22 5569 San Bernardino 1 mile west of Colton along highway 99. 305 Comment
  RSA85647  Chenopodium incanum var. occidentale J. C. Roos, A. Roos 1950-8-7 4922 San Bernardino Drainage from watering trough at Beck s Spring, Kingston MTs. 1372 Comment
  RSA85653  Acer glabrum subsp. diffusum J. C. Roos, A. R. Roos 1950-8-6 4915 San Bernardino Kingston Peak, Kingston Mountains., Eastern Mojave Desert. 2165 Comment
  RSA85657  Halimolobos jaegeri J. C. Roos 1950-8-6 4914 San Bernardino Kingston Peak, Kingston Mountains., Eastern Mojave Desert. 2165 Comment
  RSA85659  Veronica americana J. C. Roos, A. R. Roos 1950-8-7 4920 San Bernardino Drainage from watering trough at Beck's Spring, Kingston Mts. 1372 Comment
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Dec 3 2007
  RSA85664  Datura wrightii J. C. Roos, A. R. Roos 1950-8-6 4912 San Bernardino Ridge NE of Kingston Peak, Kingston Mountains, eastern Mohave Desert. 2134 Comment
  RSA85679  Muhlenbergia porteri J. C. Roos, A. R. Roos 1950-8-5 4907 San Bernardino East end of Kingston Mountains 1067 Comment
  RSA85680  Sporobolus cryptandrus J. C. Roos, A. R. Roos 1950-8-6 4909 San Bernardino Tecopa Pass, Kingston Mountains between Horse Spring and Beck's Spring. 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
  RSA86879  Bouteloua aristidoides J. C. Roos 1950-9-1 4959 San Bernardino Vicinity of Coliseum Mine, Clark Mountains 1646 Comment
  RSA86906  Eriochloa acuminata J. C. Roos 1950-8-22 4945 San Bernardino Highland, San Bernardino Valley. 457 Comment
  RSA86907  Bouteloua barbata J. C. Roos 1950-9-1 4950 San Bernardino Valley Wells, eastern Mojave Desert. 1128 Comment
  RSA89869  Sporobolus flexuosus J. C. Roos 1950-10-21 5016 San Bernardino N base of Little San bernardino Mtns. 915 Comment
  RSA89874  Brickellia desertorum J. C. Roos, L. Roos 1950-9-20 4993 San Bernardino NW base of Blue (Rattlesnake) Mtn. at E end DeBerry Street, Midway between Loma Linda and Highgrove 381 Comment
  RSA89956  Andropogon glomeratus J. C. Roos, L. Roos 1950-11-4 5023 San Bernardino Arrowhead Hot Springs, south base San Bernardino Mountains. 610 Comment
  RSA89957  Bouteloua eriopoda J. C. Roos 1950-9-3 4975 San Bernardino South of Clark Mountain, NW of Mountain Pass, eastern Mojave Desert 1829 Comment
  RSA89962  Centaurea repens J. C. Roos 1950-10-27 5019 San Bernardino San Bernardino, corner of 9th Street and Waterman Avenue. Comment
  RSA89970  Chrysothamnus nauseosus subsp. hololeucus J. C. Roos 1950-10-11 5004 San Bernardino Mojave Desert S of Victorville at jct of Hwys 66 and 395 1067 Comment
  RSA89973  Chrysothamnus nauseosus subsp. consimilis J. C. Roos 1950-10-11 5002 San Bernardino Cajon Pass 1 mile N of Cajon 976 Comment
  RSA89976  Ericameria palmeri var. pachylepis J. C. Roos, L. Roos 1950-10-7 498 San Bernardino West end of Palm Ave., at foot of hills, 2 mi. S of Colton. 305 Comment
  RSA89980  Eriochloa acuminata J. C. Roos 1950-9-9 4985 San Bernardino San Bernardino St. and Barton Ave., Loma Linda, San Bernardino Valley. 366 Comment
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Jan 28 2015
  RSA89983  Sporobolus contractus J. C. Roos 1950-9-3 4982 San Bernardino Mountain Pass, Clark Mountains, E Mojave Desert 1524 Comment
  RSA89986  Hedeoma nana subsp. californica J. C. Roos 1950-9-3 4977 San Bernardino South of Clark Mountains, NW of Mountain Pass 1829 Comment
  RSA89987  Brickellia microphylla J. C. Roos 1950-9-3 4974 San Bernardino South of Clark Mountains, NW of Mountain Pass 1828 Comment
  SBBG28470  Berberis nevinii J. C. Roos 1949-3-6 3525 San Bernardino branch of San Timoteo Cyn, S of Redlands 426 Comment
  SD122694  Coronopus didymus John C. Roos 1953-4-16 5913 San Bernardino Loma Linda, San Bernardino Valley. 320 Comment
  SD124905  Grindelia aphanactis John C. Roos 1950-9-3 4983 San Bernardino Mountain Pass, Clark Mountains, eastern Mohave Desert 1525 Comment
  SD125623  Eragrostis mexicana subsp. virescens John C Roos 1951-8-4 5081 San Bernardino South end Mountain View Avenue, irrigated orange orchard. 366 Comment
  SD65502  Castilleja cinerea John C. Roos 1943-7-4 2717 San Bernardino ridge summit of Sugerloaf Peak, San Bernardino Mts 2987 Comment
  SEINET14198965  Aristida purpurea J. C. Roos 1950-9-1 4947 San Bernardino 1 mi E of Yucca Station, eastern Mojave Desert 1616 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
  SEINET226225 Image available Poa secunda John& Lucille Roos, Lucille Roos 1950-6-3 4826 San Bernardino Rabbit Springs, Mojave Desert, Moist edges of alkaline seeps, 884 Comment
  SEINET226237  Artemisia tridentata subsp. tridentata A. R. Roos 1950-8-6 San Bernardino East Mohave Desert; North side of the Kingston Range, pass on the road to Tecopa and the slopes above 1524 Comment
  SEINET226238 Image available Kallstroemia parviflora A. R. Roos 1950-8-4 San Bernardino North side of Clark Mountain, eastern Mojave Desert. Comment
  SEINET3222768 Image available Poa secunda John Roos, Lucille Roos 1950-4-26 4764 San Bernardino Rabbit Springs, Mojave Desert. 880 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
  UC1010212  Quercus palmeri John C. Roos 1947-3-8 3306 San Bernardino s edge Mojave Desert (at Deep Creek Public Camp, n base of San Bernardino Mts.); San Bernardino Mts., Mojave Desert 914 Comment
  UC1010234  Eriochloa acuminata var. acuminata John C. Roos 1951-8-4 5080 San Bernardino San Bernardino Valley, s end Mountain View Avenue San Bernardino Valley; , Mountain View Avenue 365 Comment
  UC1010235  Eriogonum thurberi John C. Roos 1951-6-16 5063 San Bernardino Loma Linda San Bernardino Valley, Loma Linda 304 Comment
  UC1010237  Festuca kingii John and Lucille Roos 1951-7-28 5069 San Bernardino head of Rathbone Creek San Bernardino Mts., Rathbone Creek 2560 Comment
  UC1010265  Triteleia laxa John and Lucille Roos 1952-4-13 5516 San Bernardino hills s of Loma Linda; San Bernardino Valley 381 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
  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
  UC1010289  Halimolobos jaegeri J. C. and A. R. Roos 1950-8-6 4914 San Bernardino n face Kingston Peak (Kingston Mts., eastern Mohave Desert); eastern Mohave Desert, Kingston Mts., n face Kingston Peak 2164 Comment
  UC1010290  Acer glabrum var. diffusum J. C. and A. R. Roos 1950-8-6 4915 San Bernardino Kingston Peak eastern Mohave Desert, , Kingston Peak (Kingston Mts.) 2164 Comment
  UC1010295  Tetradymia argyraea J. C. Roos 1950-9-2 4965 San Bernardino 1 mi se Coliseum Mine; Mojave Desert, Clark Mts. 1615 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
  UC1010300  Amaranthus torreyi John C. Roos 1950-9-1 4958 San Bernardino vicinity Coliseum Mine (e Mohave Desert); Mohave Desert, Clark Mts. 1615 Comment
  UC1010305  Lepidospartum latisquamum John C. Roos 1950-9-3 4971 San Bernardino nw Mountain Pass (canyon on s slope Clark Mts., eastern Mohave Desert); eastern Mohave Desert, canyon on s slope Clark Mts. nw of Mo 1889 Comment
  UC1010306  Artemisia bigelovii John C. Roos 1950-9-3 4973 San Bernardino nw of Mountain Pass (canyon on s side of Clark Mtn.); eastern Mohave Desert, Clark Mtn. 1828 Comment
  UC1010307  Tragia ramosa John C. Roos 1950-9-3 4978 San Bernardino nw of Mountain Pass (s of Clark Mountain, eastern Mohave Desert); Mohave Desert 1859 Comment
  UC1010311  Brickellia desertorum John and Lucille Roos 1950-9-30 4993 San Bernardino at the e end of, Midway between Loma Linda and Highgrove DeBerry Street (nw base of Blue (Rattlesnake) Mtn.); Blue (Rattlesnake) Mtn. 381 Comment
  UC1023410  Bouteloua eriopoda J. C. and A. R. Roos 1950-8-4 4890 San Bernardino n slopes Clark Mtn.; eastern Mohave Desert 1219 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
  UC1023415  Sporobolus cryptandrus J. C. and A. R. Roos 1950-8-6 4909 San Bernardino between Horse Spring and Beck's Spring (Tecopa Pass); Kingston Mts., Tecopa Pass 1524 Comment
  UC1023416  Hydrocotyle verticillata J. C. and A. R. Roos 1950-8-7 4917 San Bernardino e. Mohave Desert, China Ranch 396 Comment
  UC1023418  Muhlenbergia andina John C. Roos 1950-8-12 4935 San Bernardino edge of meadow San Bernardino Mts., Vivian Creek 2194 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
  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
  UC1023428  Bouteloua eriopoda John C. Roos 1950-9-3 4975 San Bernardino canyon slope s Clark Mtn. (nw of Mountain Pass); eastern Mohave Desert 1828 Comment
  UC1023431  Eriochloa acuminata var. acuminata John C. Roos 1950-9-9 4985 San Bernardino San Bernardino Valley, Loma Linda, San Bernardino St. and Barton Ave. San Bernardino Valley; , Loma Linda 365 Comment
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Jan 28 2015
  UC1023433  Hydrocotyle umbellata John C. Roos 1950-9-22 4990 San Bernardino Loma Linda San Bernardino Valley, Loma Linda 335 Comment
  UC1042976  Herniaria hirsuta subsp. cinerea John C. Roos 1954-6-5 6123 San Bernardino Loma Linda San Bernardino Valley (San Bernardino Valley) 320 Comment
  UC1042977  Helianthus ciliaris John and Lucille Roos 1954-6-5 6124 San Bernardino near corner of Richardson and Gould Streets (ne of Loma Linda); San Bernardino Valley 304 Comment
  UC1043026  Aristida purpurea var. nealleyi John and Lucille Roos 1952-5-11 5655 San Bernardino 2 1/2 mi se Loma Linda; Scott's Canyon 426 Comment
  UC1043027  Linanthus parryae John and Lucille Roos 1952-5-10 5645 San Bernardino Adelento Mohave Desert 914 Comment
  UC1234680  Horkelia wilderae J. C. Roos 1955-8-20 6505 San Bernardino Barton Flats near Barton Creek; San Bernardino Mountains, Barton Flats near Barton Creek 1889 Comment
  UC1494259  Arida carnosa J. C. Roos 1956-8-2 6591 San Bernardino 0.2 mi w of Waterman Ave San Bernardino Valley; Highway 99 Comment
  UC1494270  Ambrosia monogyra J. C. Roos 1947-5-11 3608 San Bernardino n of Rialto (Fontana Power Station) Comment
  UC1494276  Packera multilobata J. C. Roos 1949-6-24 4487 San Bernardino summit Clark Mountain (eastern Mojave Desert); , summit of Clark Mtn. 2407 Comment
  UCD129325  Artemisia ludoviciana J. C. Roos 1949-9-2 4639 San Bernardino Kingston Mountains. 1828 Comment
  UCD131233  Dyssodia papposa John Roos; Lucille Roos 1952-5-1 5056 -a San Bernardino corner of Central and Anderson, Loma Linda. 335 Comment
  UCD131303  Ericameria cuneata J. C. Roos; R. Weatherby 1949-9-2 4641 San Bernardino north slopes of Kingston Mountains. 2011 Comment
  UCD131401  Ericameria linearifolia J. C. Roos 1965-5-20 s.n. San Bernardino Hesperia. Comment
  UCD133369  Hypochaeris glabra J. C. Roos 1948-4-29 2901 San Bernardino carpenters tract in Loma Linda. 335 Comment
  UCD92866  Setaria viridis J. C. Roos 1937-7-12 1503 San Bernardino Loma Linda. Comment
  UCD94995  Berberis nevinii J. C. Roos 1966-2-10 s.n. San Bernardino San Timoteo Canyon, south of Redlands. Comment
  UCD97777  Amaranthus retroflexus A. R. Roos 1937-11-24 s.n. San Bernardino Bryn Mawr. Comment
  UCD99220  Spergularia macrotheca var. leucantha J. C. Roos 1956-5-27 6583 San Bernardino north side of Highway 99, 0.2 miles west of Waterman Avenue, San Bernardino Valley. Comment
  UCR13322  Bromus tectorum John C. Roos 1952-4-1 5452 San Bernardino San Bernardino Valley, sandy hills west of Slover Mtn., Colton 305 Comment
  UCR18565  Allium lacunosum var. davisiae John C. Roos 1967-5-20 s.n. San Bernardino San Bernardino Mtns., Deep Creek Comment
  UCR18570  Stephanomeria parryi John C. Roos 1949-6-23 4465 San Bernardino Eastern Mojave Desert, Lanfair Valley, NW of Hackberry Mtn. 1311 Comment
  UCR18573  Tetradymia stenolepis John C. Roos 1949-8-14 4616 San Bernardino Eastern Mojave Desert, Barnwell in the New York Mtns. area 1463 Comment
  UCR18576  Oreonana vestita John C. Roos 1949-7-4 3563 San Bernardino San Bernardino Mtns., High ridge near Mt San Gorgonio. 3354 Comment
  UCR18587  Ambrosia confertiflora John C. Roos 1949-10-12 4691 San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR18633  Artemisia bigelovii John C. Roos 1948-9-19 s.n. San Bernardino Eastern Mojave Desert, Clark Mountain 1523 Comment
  UCR18639  Amaranthus torreyi John C. Roos 1950-9-1 4958 San Bernardino Eastern Mojave Desert, vicinity of Coloseum Mine, Clark Mountain 1616 Comment
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Oct 17 2007
  UCR18646  Rhus aromatica John C. Roos 1950-8-4 s.n. San Bernardino Eastern Mojave Desert, north side of Clark Mountain 1220 Comment
  UCR18647  Sanvitalia abertii John C. Roos 1950-9-1 4954 San Bernardino Eastern Mojave Desert, vicinity of Coloseum Mine, Clark Mountain 1616 Comment
  UCR18664  Lessingia glandulifera var. glandulifera John C. Roos 1952-8-7 5885 San Bernardino San Bernardino Valley, Sand hills 1 mi. west of Colton, Colton Dunes 305 Comment
  UCR18668  Rhus integrifolia John C. Roos 1950-2-21 4709 San Bernardino San Bernardino Valley, Santa Ana River wash north of Redlands. About 300 yds. NE of the Orange St. bridge 400 Comment
  UCR18683  Mollugo verticillata John C. Roos, L. Roos 1953-6-26 5924 San Bernardino San Bernardino Valley, Santa Fe Railroad Station, San Bernardino 306 Comment
  UCR18744  Glechoma hederacea John C. Roos 1954-4-7 6059 San Bernardino San Bernardino Valley, Loma Linda Hospital grounds, Loma Linda. 351 Comment
  UCR18745  Artemisia ludoviciana John C. Roos 1965-10-30 s.n. San Bernardino San Bernardino Mtns., Fish Creek Comment
  UCR18754  Arabis parishii John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Bear Valley near Fawnskin Comment
  UCR18758  Berberis nevinii John C. Roos 1950-2-11 4705 San Bernardino San Bernardino Valley, bottom of Scott's Canyon, 2 mi SE of Loma Linda 427 Comment
  UCR18767  Lesquerella kingii subsp. bernardina John C. Roos 1959-5-16 s.n. San Bernardino San Bernardino Mountains, Van Dusen Canyon, Bear Valley 2256 Comment
  UCR18772  Mentha suaveolens John C. Roos 1951-10-2 5311 San Bernardino San Bernardino Valley, Loma Linda 396 Comment
  UCR18788  Adiantum aleuticum John C. Roos 1949-7-2 4529 San Bernardino San Bernardino Mountains, Snow Canyon [Rattlesnake Creek], Mill Creek 2104 Comment
  UCR18795  Pectocarya linearis John C. Roos 1948-4-10 3785 San Bernardino San Bernardino Valley, SW of Loma Linda Comment
  UCR18811  Salvia X bernardina John C. Roos, L. Roos 1951-10-3 5314 San Bernardino San Bernardino Valley, Loma Linda. 320 Comment
  UCR18832  Horkelia elata John C. Roos 1943-8-1 2696 San Bernardino San Bernardino Mtns, canyon near Crestline Comment
  UCR18834  Ivesia jaegeri John C. Roos 1949-6-24 4478 San Bernardino Eastern Mojave Desert, N slope of Clark Mountain 2134 Comment
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Dec 10 2008
  UCR18838  Kelloggia galioides John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns, South Fork of the Santa Ana River in the San Gorgonio Wilderness Area 2287 Comment
  UCR18848  Geranium carolinianum John C. Roos 1957-6-6 2010 San Bernardino San Bernardino Valley, swamp along the Santa Ana River south of San Bernardino 305 Comment
  UCR18854  Euphorbia maculata John C. Roos 1965-7-28 s.n. San Bernardino San Bernardino Valley, Loma Linda 396 Comment
  UCR18858  Heracleum maximum John C. Roos 1965-7-31 s.n. San Bernardino San Bernardino Mtns, South Fork Meadows on the upper Santa Ana River in the San Gorgonio Wilderness Area 2622 Comment
  UCR18866  Pyrola asarifolia subsp. asarifolia John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mountains, South Fork of the Santa Ana River in the San Gorgonio Wilderness Area, above Barton Flats 2622 Comment
  UCR18869  Osmorhiza chilensis John C. Roos 1965-7-31 s.n. San Bernardino San Bernardino Mtns, South Fork Meadows on the upper Santa Ana River in the San Gorgonio Wilderness Area 2622 Comment
  UCR18874  Mentzelia dispersa John C. Roos 1947-6-14 3676 San Bernardino San Bernardino Mtns, Crestline 1585 Comment
  UCR18885  Datisca glomerata John C. Roos 1967-9-23 s.n. San Bernardino San Bernardino Mtns, Holcomb Creek 1585 Comment
  UCR18908  Ranunculus aquatilis John C. Roos 1937-7-28 s.n. San Bernardino San Bernardino Mtns, Holcomb Valley 2043 Comment
  UCR18916  Myosurus minimus subsp. apus John C. Roos, L. Roos 1950-4-6 4724 San Bernardino Lucerne Valley, Rabbit Springs 884 Comment
  UCR18919  Amelanchier utahensis John C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mtns, Upper Santa Ana River Basin, near Fish Creek 2134 Comment
  UCR18940  Oxytropis oreophila John C. Roos 1936-7-30 947 San Bernardino San Bernardino Mountains, San Gorgonio Peak 3354 Comment
  UCR18953  Cornus sericea subsp. sericea John C. Roos 1949-7-16 4557 San Bernardino San Bernardino Mtns., Moonridge Ski Area, Bear Valley 2256 Comment
  UCR18957  Cleomella parviflora John C. Roos 1949-4-30 4281 San Bernardino Mojave Desert, Lucerne Valley, Rabbit Springs 884 Comment
  UCR18961  Arenaria nuttallii subsp. gracilis John C. Roos 1946-9-4 2969 San Bernardino San Bernardino Mtns., San Gorgonio Ridge 3445 Comment
  UCR18973  Quercus X morehus John C. Roos 1946-9-1 2980 San Bernardino San Bernardino Mtns, Oak Glen Comment
  UCR18999  Cucurbita palmata John C. Roos 1965-7-6 s.n. San Bernardino Mojave Desert, Barstow Comment
  UCR19006  Pseudostellaria jamesiana John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 2226 Comment
  UCR19021  Monolepis spathulata John C. Roos 1937-7-23 1986 San Bernardino San Bernardino Mtns., Big Meadows at Heart Bar State Park. 2073 Comment
  UCR19024  Sarcobatus vermiculatus John C. Roos 1950-5-13 4802 San Bernardino Southern Mojave Desert, Lucerne Valley, Rabbit Springs 884 Comment
  UCR19031  Epilobium paniculatum John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, east end of Bear Valley Comment
  UCR19032  Epilobium densiflorum John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Snow Valley Comment
  UCR19041  Limosella aquatica John C. Roos 1937-7-19 1160 San Bernardino San Bernardino Valley, [2 miles] south of San Bernardino 320 Comment
  UCR19045  Fraxinus anomala John C. Roos 1949-5-28 4353 San Bernardino Eastern Mojave Desert, north slope Clark Mountain 1829 Comment
  UCR19052  Mimulus moschatus John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Snow Valley Comment
  UCR19055  Mimulus tilingii John C. Roos 1949-7-4 4540 San Bernardino San Bernardino Mtns., at High Creek 2744 Comment
  UCR19063  Canbya candida John C. Roos 1952-5-10 5633 San Bernardino Mojave Desert, Kramer Hills 854 Comment
  UCR19069  Linanthus ciliatus John C. Roos, L. Roos 1953-6-18 5921 San Bernardino San Bernardino Mtns., Cedarpines Park 1524 Comment
  UCR19071  Geranium californicum John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mountains, South Fork Meadows on the upper Santa Ana River 2591 Comment
  UCR19074  Castilleja tenuis John C. Roos 1940-7-16 1848 San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR19081  Berberis haematocarpa John C. Roos 1949-6-23 4461 San Bernardino Eastern Mojave Desert, Rock Spring, Mid Hills 1463 Comment
  UCR19088  Plagiobothrys parishii John C. Roos 1950-4-26 4767 San Bernardino Mojave Desert, Rabbit Springs, north of Lucerne Valley 884 Comment
  UCR19100  Eremalche exilis John C. Roos 1965-6-16 s.n. San Bernardino Western Mojave Desert, four miles north of Adelanto 854 Comment
  UCR19107  Mirabilis albida John C. Roos 1967-9-30 s.n. San Bernardino San Bernardino Mtns, upper Santa Ana River 1829 Comment
  UCR19109  Mirabilis albida John C. Roos 1937-8-25 11 San Bernardino Eastern Mojave Desert, Mountain Pass, south of Clark Mountain 1524 Comment
  UCR19115  Lythrum hyssopifolia John C. Roos 1965-8-1 s.n. San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR19131  Agastache urticifolia John C. Roos 1946-8-31 2990 San Bernardino San Bernardino Mtns., Oak Glen, irrigation ditch behind Oak Glen School 1433 Comment
  UCR19135  Polycarpon depressum John C. Roos 1943-4-11 2610 San Bernardino San Bernardino Valley, Santa Ana River wash north of Redlands, at Pinney's Rock Crushing Plant 396 Comment
  UCR19141  Verbena scabra John C. Roos 1951-9-29 5307 San Bernardino San Bernardino Valley, Warm Creek near east San Bernardino 305 Comment
  UCR19154  Platanthera sparsiflora John C. Roos 1949-7-4 4542 San Bernardino San Bernardino Mtns., Vivian Creek 2165 Comment
  UCR19158  Ipomopsis polycladon John C. Roos 1949-6-18 4394 San Bernardino Eastern Mojave Desert, Mountain Pass, on the south side of Clark Mountain 1524 Comment
  UCR19171  Eriodictyon angustifolium John C. Roos 1949-6-20 4410 San Bernardino Eastern Mojave Desert, New York Mountains, Keystone Canyon 1738 Comment
  UCR19178  Forestiera pubescens John C. Roos 1949-6-23 4470 San Bernardino Eastern Mojave Desert, Rock Spring, Mid Hills 1463 Comment
  UCR19181  Amaranthus deflexus John C. Roos 1965-6-20 s.n. San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR19184  Hesperochiron californicus John C. Roos 1949-4-30 4269 San Bernardino Mojave Desert, Lucerne Valley, Rabbit Springs 887 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
  UCR19203  Pyrola aphylla John C. Roos 1937-7-21 1999 San Bernardino San Bernardino Mtns, South Fork Campground at the mouth of Lost Creek 1921 Comment
Read comments
May 21 2011
  UCR19209  Plantago patagonica John C. Roos 1949-5-28 4347 San Bernardino Eastern Mojave Desert, Clark Mountain, slopes near Green's Mine 1616 Comment
  UCR19214  Eschscholzia glyptosperma John C. Roos 1965-6-16 s.n. San Bernardino Western Mojave Desert, four miles north of Adelanto 854 Comment
  UCR19215  Pinus contorta var. murrayana John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mountains, San Gorgonio Wilderness Area near Dry Lake 2774 Comment
  UCR19218  Abies concolor John C. Roos, R. J. Weatherby 1949-9-2 3570 San Bernardino Eastern Mojave Desert, north slope of Kingston Peak 2165 Comment
  UCR19224  Ribes velutinum John C. Roos 1949-6-27 4503 San Bernardino Eastern Mojave Desert, Kingston Mountains 1982 Comment
  UCR19228  Populus tremuloides John C. Roos 1967-7-8 s.n. San Bernardino San Bernardino Mtns., Fish Creek 2134 Comment
  UCR19235  Antennaria marginata John C. Roos 1947-6-27 3718 San Bernardino San Bernardino Mtns, South Fork of Santa Ana River, near Barton Flats 2348 Comment
  UCR19238  Antennaria rosea John C. Roos 1939-6-3 s.n. San Bernardino San Bernardino Mtns., Fish Creek Comment
  UCR19245  Phoradendron macrophyllum John C. Roos 1965-12-11 s.n. San Bernardino San Bernardino Mtns, Mill Creek 1098 Comment
  UCR19260  Eriogonum microthecum var. simpsonii John C. Roos 1949-8-13 4613 San Bernardino Eastern Mojave Desert, Keystone Canyon, New York Mtns. 1768 Comment
  UCR19263  Eriogonum plumatella John C. Roos 1965-7-21 s.n. San Bernardino Mojave Desert, Victorville Comment
  UCR19275  Enneapogon desvauxii John C. Roos 1950-9-3 4970 San Bernardino Eastern Mojave Desert, south side of Clark Mountain, NW of Mountain Pass 1829 Comment
  UCR19295  Stipa lettermanii John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns, Stetson Creek, Barton Flats 1951 Comment
  UCR19341  Festuca saximontana John C. Roos 1946-9-4 2959 San Bernardino San Bernardino Mtns., San Gorgonio Ridge 3445 Comment
  UCR19342  Festuca saximontana John C. Roos 1946-9-4 2958 San Bernardino San Bernardino Mtns., High Creek 2744 Comment
  UCR19344  Festuca californica var. parishii John C. Roos 1965-7-24 s.n. San Bernardino San Bernardino Mtns, Stetson Creek, Barton Flats Comment
  UCR19345  Festuca kingii John C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mtns, Upper Santa Ana River Canyon near Heart Bar Park Comment
  UCR19351  Melica stricta John C. Roos 1963-6-15 s.n. San Bernardino San Bernardino Mtns., Between Fish Creek and Heart Bar Creek 2195 Comment
  UCR19355  Sporobolus cryptandrus John C. Roos 1949-7-27 4567 San Bernardino San Bernardino Valley, Loma Linda, residential lawn on Stewart Street 323 Comment
  UCR19366  Deschampsia danthonioides John C. Roos 1950-4-26 4762 San Bernardino Mojave Desert, Rabbit Springs, north of Lucerne Valley 884 Comment
  UCR19369  Eriochloa acuminata John C. Roos 1939-9-16 s.n. San Bernardino San Bernardino Valley Region, Highland, East Highland Avenue and City Creek Road 445 Comment
  UCR19473  Chrysothamnus depressus John C. Roos 1948-9-18 4061 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain 1829 Comment
  UCR19479  Chrysothamnus nauseosus John C. Roos 1948-9-18 4060 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain 1829 Comment
  UCR19493  Brickellia oblongifolia John C. Roos 1949-6-27 4519 San Bernardino Eastern Mojave Desert, north side of Kingston Mtns 2134 Comment
  UCR19496  Artemisia tridentata Alfred R. Roos 1948-10-29 s.n. San Bernardino San Bernardino Mtns., summit of Cajon Pass 1223 Comment
  UCR19516  Holodiscus microphyllus John C. Roos, L. Roos 1949-6-27 4518 San Bernardino Eastern Mojave Desert, north side of Kingston Mtns 2134 Comment
  UCR19523  Veronica persica John C. Roos 1950-6-3 4821 San Bernardino San Bernardino Valley, Loma Linda University campus, Loma Linda 323 Comment
  UCR19527  Verbascum thapsus John C. Roos 1965-7-24 s.n. San Bernardino San Bernardino Mtns, Mountain Home Canyon Comment
  UCR19533  Hymenoxys cooperi John C. Roos 1948-9-18 4063 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain 1829 Comment
  UCR19543  Brickellia californica John C. Roos 1948-9-18 4057 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain 1829 Comment
  UCR19657  Bromus hallii John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns, Stetson Creek, Barton Flats 1951 Comment
  UCR19676  Bouteloua eriopoda John C. Roos 1949-6-23 4462 San Bernardino Eastern Mojave Desert, Lanfair Valley, NW of Hackberry Mtn. 1311 Comment
  UCR19677  Bouteloua curtipendula John C. Roos 1949-5-28 4364 San Bernardino Eastern Mojave Desert, Clark Mountain 1646 Comment
  UCR19687  Elymus stebbinsii John C. Roos 1957-6-1 6612 San Bernardino San Bernardino Mtns., Yucaipa Ridge, 0.5 mi south of Mill Creek Public Camp, Mill Creek Comment
  UCR19690  Agrostis exarata John C. Roos 1950-7-29 4885 San Bernardino San Bernardino Mtns., Mill Creek, junction with High Creek 2195 Comment
  UCR19703  Boerhavia wrightii John C. Roos, A. R. Roos 1950-8-4 4892 San Bernardino Eastern Mojave Desert, north side of Clark Mountain 1220 Comment
  UCR19709  Trianthema portulacastrum John C. Roos 1954-11-21 6256 San Bernardino San Bernardino Valley, Loma Linda 336 Comment
  UCR19725  Lepidium chalepense John C. Roos, Lucille Roos 1952-4-19 5914 San Bernardino San Bernardino Valley, Barton Road at Loma Linda 335 Comment
  UCR19732  Chenopodium pumilio John C. Roos, L. Roos 1952-11-1 5906 San Bernardino San Bernardino Valley, Loma Linda 335 Comment
  UCR20314  Chrysothamnus viscidiflorus John C. Roos, R. Weatherby 1949-9-2 4643 San Bernardino Eastern Mojave Desert, Kingston Mtns, NE of Kingston Peak 2073 Comment
  UCR20375  Cordylanthus parviflorus John C. Roos 1937-8-25 s.n. San Bernardino Eastern Mojave Desert, 1 mi north of Barnwell near the New York Mountains 1500 Comment
Read comments
Dec 8 2007
  UCR20381  Monardella linoides John C. Roos, R. Weatherby 1949-9-2 4642 San Bernardino Eastern Mojave Desert, north slope of the Kingston Range 2073 Comment
  UCR20398  Heuchera rubescens John C. Roos 1949-5-28 4351 San Bernardino Eastern Mojave Desert, north slope Clark Mountain 1829 Comment
  UCR20433  Holodiscus microphyllus John C. Roos, R. J. Weatherby 1949-9-2 4648 San Bernardino Eastern Mojave Desert, north slope of Kingston Peak 2165 Comment
  UCR20436  Muhlenbergia californica John C. Roos 1949-9-24 4666 San Bernardino San Bernardino Mtns., Upper Mill Creek at the Marble Quarry 1982 Comment
  UCR20450  Polygonum argyrocoleon John C. Roos 1953-3-26 5910 San Bernardino San Bernardino Valley, Loma Linda 354 Comment
  UCR20453  Puccinellia simplex John C. Roos 1950-4-26 4769 San Bernardino Mojave Desert, Rabbit Springs, north of Lucerne Valley 884 Comment
  UCR20461  Muhlenbergia porteri John C. Roos, A. R. Roos 1950-8-5 4907 San Bernardino Eastern Mojave Desert, east end of the Kingston Mountains 1067 Comment
  UCR20462  Muhlenbergia andina John C. Roos 1950-8-12 4935 San Bernardino San Bernardino Mtns., Vivian Creek 2195 Comment
  UCR20464  Aristida purpurea var. purpurea John C. Roos, A. R. Roos 1950-8-5 4906 San Bernardino Eastern Mojave Desert, north slopes of the Clark Mountain along power line road 1280 Comment
  UCR20465  Sporobolus cryptandrus John C. Roos 1950-8-12 4932 San Bernardino San Bernardino Mtns., Mill Creek near junction of Vivian Creek 1829 Comment
  UCR20468  Stipa arida John C. Roos, A. R. Roos 1950-8-5 4894 San Bernardino Eastern Mojave Desert, 1.5 mi SW of Coloseum Mine, Clark Mountain 1738 Comment
  UCR20479  Muhlenbergia richardsonis John C. Roos 1950-8-12 4934 San Bernardino San Bernardino Mtns., Vivian Creek 2195 Comment
  UCR20527  Eriogonum umbellatum var. juniporinum John C. Roos, R. Weatherby 1949-9-2 4645 San Bernardino Eastern Mojave Desert, NE side of Kingston Peak, Kingston Mountains 2134 Comment
  UCR20529  Portulaca halimoides John C. Roos, L. Roos 1952-10-18 5900 San Bernardino Mojave Desert, Hidden Valley Campground, Little San Bernardino Mtns. 1220 Comment
  UCR20583  Eragrostis minor John C. Roos, A. R. Roos 1950-8-7 4921 San Bernardino Northeastern Mojave Desert, Beck Spring, Kingston Mountains 1372 Comment
  UCR20616  Agrostis scabra John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Big Bear Valley along the lake 2058 Comment
  UCR20620  Poa secunda John C. Roos, L. Roos 1950-6-3 4826 San Bernardino Southern Mojave Desert, Rabbit Springs, Lucerne Valley 884 Comment
  UCR23242  Sporobolus cryptandrus John C. Roos 1949-8-13 4619 San Bernardino Eastern Mojave Desert, Live Oak Mine, Keystone Canyon, New York Mtns 1829 Comment
  UCR23245  Plantago major John C. Roos 1950-5-13 4806 San Bernardino Southern Mojave Desert, Lucerne Valley, Rabbit Springs 884 Comment
  UCR23252  Linanthus parryae John C. Roos 1967-5-13 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, Deep Creek, north side of the mountains 915 Comment
  UCR23255  Clematis pauciflora John C. Roos 1952-6-8 5738 San Bernardino San Bernardino Valley, San Timoteo Canyon south of Redlands 457 Comment
  UCR23278  Nicolletia occidentalis John C. Roos, L. Roos 1950-10-21 5017 San Bernardino Mojave Desert, Joshua Tree [city], N base of Little San Bernardino Mtns. 915 Comment
  UCR23282  Aristida purpurea var. parishii John C. Roos, L. Roos 1952-5-11 5655 San Bernardino San Bernardino Valley, Scott's Canyon, 2.5 mi. SE of Loma Linda 427 Comment
  UCR23284  Imperata brevifolia John C. Roos 1950-1-20 5031 San Bernardino San Bernardino Mtns, Arrowhead Hot Springs 610 Comment
  UCR23312  Quercus berberidifolia John C. Roos, L. Roos 1952-11-1 5907 San Bernardino San Bernardino Valley, hills 1 mi south of Loma Linda 366 Comment
  UCR23318  Digitaria sanguinalis John C. Roos, L. Roos 1950-10-7 4997 San Bernardino San Bernardino Valley, Grand Terrace, irrigated garden at 163 Barton Road 305 Comment
  UCR23324  Senecio astephanus John C. Roos, L. Roos 1952-6-14 5771 San Bernardino San Bernardino Mtns., Mill Creek south of Mill Creek Public Camp 1159 Comment
  UCR23328  Aristida adscensionis John C. Roos 1951-1-20 5030 San Bernardino San Bernardino Mtns., Arrowhead Springs 610 Comment
  UCR23331  Plantago aristata John C. Roos 1950-6-11 4831 San Bernardino San Bernardino Valley, Loma Linda, W Central Street 305 Comment
  UCR23338  Pellaea truncata John C. Roos 1937-4-26 813 San Bernardino Eastern Mojave Desert, Providence Mtns, SE of Kelso Comment
  UCR23345  Polypodium hesperium John C. Roos 1937-7-23 1765 San Bernardino San Bernardino Mountains, Fish Creek, upper Santa Ana River 1982 Comment
  UCR23351  Cryptogramma acrostichoides John C. Roos 1946-9-15 3040 San Bernardino San Bernardino Mountains, near the pass west of Dollar Lake 3003 Comment
  UCR23355  Athyrium filix-femina John C. Roos 1961-8-6 s.n. San Bernardino San Bernardino Mountains, north slope of Green Canyon 2500 Comment
  UCR23358  Botrychium simplex John C. Roos 1967-6-25 s.n. San Bernardino San Bernardino Mountains, Fish Creek Meadows Comment
  UCR23371  Pinus lambertiana John C. Roos 1947-6-14 3674 San Bernardino San Bernardino Mtns, Crestline 1585 Comment
  UCR23378  Impatiens balfourii John C. Roos, L. Roos 1957-6-22 6615 San Bernardino San Bernardino Valley, Zanja Creek at Mentone Health Haven, east of Mentone 549 Comment
  UCR23382  Berberis haematocarpa John C. Roos 1949-6-22 4437 San Bernardino Eastern Mojave Desert, New York Mtns., at and near Lecyr Well 1524 Comment
  UCR23384  Berberis nevinii John C. Roos, L. Roos 1955-3-5 6293 San Bernardino San Bernardino Valley, Scott's Canyon, 2 miles SE of Loma Linda 427 Comment
  UCR23391  Apiastrum angustifolium John C. Roos 1969-5-17 s.n. San Bernardino San Bernardino Valley, Loma Linda Hills 367 Comment
  UCR23395  Bupleurum subovatum John C. Roos 1961-5-3 s.n. San Bernardino San Bernardino Valley, Loma Linda, residence at 24862 Tulip Ave. 305 Comment
  UCR23413  Apocynum androsaemifolium John C. Roos 1946-9-21 3053 San Bernardino San Bernardino Mtns, Snow Valley (Fish Camp) [=Fisherman Campground, NW of Snow Valley?] 2043 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
Read comments
Oct 17 2007
  UCR23419  Amaranthus palmeri John C. Roos 1940-6-24 1895 San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR23423  Amaranthus powellii John C. Roos 1954-11-21 6257 San Bernardino San Bernardino Valley, Loma Linda 336 Comment
  UCR23427  Amaranthus californicus John C. Roos 1937-7-26 1936 San Bernardino San Bernardino Mtns., Big Bear Valley, near Pine Knot [vicinity of Pine Knot Blvd., city of Big Bear Lake] 2073 Comment
  UCR23429  Thysanocarpus curvipes John C. Roos 1947-3-8 3313 San Bernardino San Bernardino Mountains, Deep Creek 1159 Comment
  UCR23437  Rorippa sphaerocarpa John C. Roos 1946-9-15 3033 San Bernardino San Bernardino Mountains, Dry Lake 2759 Comment
  UCR23439  Lesquerella kingii John C. Roos 1949-6-21 4425 San Bernardino Eastern Mojave Desert, New York Mtns, Keystone Canyon 1829 Comment
  UCR23440  Lepidium virginicum John C. Roos 1950-6-24 4838 San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 2226 Comment
  UCR23446  Mirabilis bigelovii John C. Roos 1949-5-14 4298 San Bernardino Western Mojave Desert, near Hesperia Comment
  UCR23457  Ranunculus uncinatus John C. Roos 1940-7-18 1869 San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR23462  Potentilla gracilis John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 2226 Comment
  UCR23465  Horkelia rydbergii John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Snow Valley Comment
  UCR23470  Camissonia campestris John C. Roos 1959-3-28 s.n. San Bernardino Mojave Desert, 2-5 mi north of Kramer Junction 808 Comment
  UCR23473  Epilobium hallianum John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Snow Valley Comment
  UCR23477  Ceanothus tomentosus subsp. olivaceus John C. Roos 1966-3-31 s.n. San Bernardino San Bernardino Valley, in the hills of San Timoteo Canyon, near Redlands Blvd 305 Comment
  UCR23486  Galium johnstonii John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns, Kilpecker Creek Comment
  UCR23487  Ivesia argyrocoma John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Bear Valley near Fawnskin Comment
  UCR23493  Galium munzii subsp. munzii John C. Roos 1949-6-21 4433 San Bernardino Eastern Mojave Desert, New York Mtns, Keystone Canyon 1829 Comment
  UCR23501  Horkelia wilderae John C. Roos 1955-8-20 6505 San Bernardino San Bernardino Mtns, Barton Flats. Near Barton Creek 1890 Comment
  UCR23504  Ivesia santolinoides John C. Roos 1937-7-28 1939 San Bernardino San Bernardino Mountains, Holcomb Valley, north of Delamar Mtn. 2287 Comment
  UCR23505  Ivesia santolinoides John C. Roos 1947-6-21 3689 San Bernardino San Bernardino Mtns, Running Springs 1838 Comment
  UCR23516  Potentilla gracilis John C. Roos 1940-7-17 1860 San Bernardino San Bernardino Mtns, Green Valley 2195 Comment
  UCR23523  Orobanche fasciculata John C. Roos 1947-3-8 3317 San Bernardino San Bernardino Mountains, Deep Creek 1159 Comment
  UCR23526  Camissonia strigulosa John C. Roos 1949-4-18 4287 San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR23530  Epilobium glaberrimum John C. Roos 1937-7-21 1181 San Bernardino San Bernardino Mtns, South Fork of Santa Ana River 1921 Comment
  UCR23536  Mirabilis coccinea John C. Roos 1949-6-20 3546 San Bernardino Eastern Mojave Desert, Ivanpah Mountains, near Kokoweef Peak 1524 Comment
  UCR23537  Polygala acanthoclada John C. Roos 1949-6-20 4420 San Bernardino Eastern Mojave Desert, Keystone Cannyon, near Barnwell, New York Mtns 1348 Comment
Read comments
Nov 6 2014
  UCR23550  Euphorbia palmeri John C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mtns., Upper Santa Ana River Comment
  UCR23557  Sphaeralcea ambigua John C. Roos 1965-6-16 s.n. San Bernardino Western Mojave Desert, four miles north of Adelanto 854 Comment
  UCR23559  Sidalcea malviflora subsp. dolosa John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 2226 Comment
  UCR23565  Petunia parviflora John C. Roos 1967-6-20 s.n. San Bernardino San Bernardino Valley, Loma Linda 396 Comment
  UCR23576  Mentha suaveolens John C. Roos 1969-5-18 s.n. San Bernardino San Bernardino Valley, Loma Linda 396 Comment
  UCR23577  Plagiobothrys torreyi John C. Roos, L. Roos 1951-6-9 5062 San Bernardino San Bernardino Mtns., Running Springs 1829 Comment
  UCR23596  Euphorbia serpillifolia John C. Roos 1940-7-18 1875 San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR23610  Halimolobos diffusa var. jaegeri John C. Roos 1949-6-21 4429 San Bernardino Eastern Mojave Desert, New York Mtns, New York Peak 2256 Comment
  UCR23623  Scutellaria siphocampyloides John C. Roos 1940-8-17 1598 San Bernardino San Bernardino Mountains, Barton Flats 1994 Comment
  UCR23639  Monardella linoides subsp. stricta John C. Roos 1940-7-16 1884 San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR23646  Arctostaphylos pungens John C. Roos 1949-6-21 4435 San Bernardino Eastern Mojave Desert, New York Mtns, near Keystone Canyon 2134 Comment
  UCR23647  Arctostaphylos pungens John C. Roos 1942-4-25 1109 San Bernardino San Bernardino Mtns., Cedar Springs, Sawpit Canyon Comment
  UCR23653  Silene menziesii John C. Roos 1958-7-26 s.n. San Bernardino San Bernardino Mtns, South Fork of the Santa Ana River Comment
  UCR23657  Lobelia cardinalis subsp. graminea John C. Roos 1965-10-2 s.n. San Bernardino San Bernardino Mtns, dripping spring, Monkey Face Falls, Mill Creek Canyon 1524 Comment
  UCR23670  Arenaria lanuginosa subsp. saxosa John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mountains, South Fork [of the Santa Ana River] near Barton Flats 2439 Comment
  UCR23677  Silene lemmonii John C. Roos 1965-6-12 s.n. San Bernardino San Bernardino Mtns., Mill Creek, Igo's [Store] near Mountain Home Village 1220 Comment
  UCR23680  Cleomella plocasperma John C. Roos 1946-9-21 3036 San Bernardino S. Mojave Desert, Rabbit Springs, Lucerne Valley 884 Comment
  UCR23686  Heterocodon rariflorum John C. Roos 1937-5-28 821 San Bernardino San Bernardino Mtns./Mojave Desert, West Fork of Mojave River Comment
  UCR23689  Cuscuta indecora John C. Roos 1946-10-5 3109 San Bernardino San Bernardino Mtns./Southern Mojave Desert, The Pipes, a desert slope on the E side of the mountains, north of Yucca Valley. At mouth of canyon 1357 Comment
  UCR23693  Myriophyllum sibiricum John C. Roos 1942-8-15 1754 San Bernardino San Bernardino Mtns, Big Bear Lake 2073 Comment
  UCR23696  Frasera neglecta John C. Roos 1937-7-28 1943 San Bernardino San Bernardino Mtns, Holcomb Valley 2043 Comment
  UCR23700  Frankenia salina John C. Roos 1950-6-24 4843 San Bernardino Mojave Desert, Rabbit Springs 884 Comment
  UCR23703  Crossosoma bigelovii John C. Roos 1937-4-23 804 San Bernardino San Bernardino Mtns., Dry Morongo Canyon Comment
  UCR23706  Pseudostellaria jamesiana John C. Roos 1950-6-24 4839 San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 2226 Comment
  UCR23725  Phacelia lemmonii John C. Roos 1949-6-20 4422 San Bernardino Eastern Mojave Desert, New York Mountains, Keystone Canyon 1738 Comment
  UCR23728  Crepis acuminata John C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mtns., Upper Santa Ana River Comment
  UCR23742  Bahia dissecta John C. Roos 1946-9-28 3100 San Bernardino San Bernardino Mtns., Near Fish Creek 2241 Comment
  UCR23745  Arceuthobium californicum John C. Roos 1947-6-14 3675 San Bernardino San Bernardino Mtns, Crestline 1585 Comment
Read comments
Sep 23 2006
  UCR23769  Encelia farinosa John C. Roos 1965-6-6 s.n. San Bernardino Transverse Range; San Bernardino Mtns, Mill Creek near Fallsvale Comment
  UCR23774  Hymenopappus filifolius var. lugens John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, east end of Bear Valley Comment
  UCR23775  Hymenopappus filifolius John C. Roos 1949-6-21 4426 San Bernardino Eastern Mojave Desert, New York Mtns, Keystone Canyon 1829 Comment
  UCR23791  Eriophyllum lanatum var. obovatum John C. Roos 1940-7-17 1889 San Bernardino San Bernardino Mtns, Green Valley 2195 Comment
  UCR23792  Eriophyllum confertiflorum John C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mtns, Upper Santa Ana River Basin, near Fish Creek 2134 Comment
  UCR23794  Filago depressa John C. Roos 1959-3-28 s.n. San Bernardino Mojave Desert, 2-5 mi north of Kramer Junction 808 Comment
  UCR23795  Eriophyllum wallacei John C. Roos 1940-5-25 1904 San Bernardino San Bernardino Valley, at mouth of Santa Ana River, above Highland Comment
  UCR23811  Hieracium albiflorum John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns., South Fork [of the Santa Ana River] 2591 Comment
  UCR23821  Helianthus nuttallii subsp. nuttallii John C. Roos 1965-9-22 s.n. San Bernardino Mojave Desert, near the cement plant, Victorville 823 Comment
  UCR23824  Gamochaeta pensylvanica John C. Roos, L. Roos 1952-6-23 5785 San Bernardino San Bernardino Valley, Loma Linda 320 Comment
  UCR23825  Gutierrezia microcephala John C. Roos 1943-10-16 2745 San Bernardino Southern Mojave Desert, Lone Star Ranch, on the road to Twentynine Palms [Yucca Valley; apparently the site of a gas station] Comment
  UCR23828  Gnaphalium stramineum John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, east end of Bear Valley Comment
  UCR23832  Cirsium scariosum John C. Roos 1940-7-20 1888 San Bernardino San Bernardino Mtns., Green Valley, in a meadow 2134 Comment
  UCR23842  Andropogon glomeratus John C. Roos 1938-11-5 s.n. San Bernardino San Bernardino Mtns., Arrowhead Hot Springs, south side of the mountains Comment
  UCR23845  Cenchrus incertus Alfred R. Roos 1936-9-2 s.n. San Bernardino San Bernardino Mtns., Seven Oaks 1707 Comment
  UCR23866  Bromus marginatus John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 2226 Comment
  UCR23869  Elymus elongatus John C. Roos 1967-11-25 s.n. San Bernardino San Bernardino Mtns., Mill Creek Comment
  UCR23872  Bromus richardsonii John C. Roos 1940-7-30 1576 San Bernardino San Bernardino Mtns., Bear Valley near Boulder Bay 2134 Comment
  UCR23878  Aristida purpurea var. fendleriana John C. Roos 1949-6-22 4443 San Bernardino Eastern Mojave Desert, New York Mtns, Barnwell 1494 Comment
  UCR23882  Elymus stebbinsii John C. Roos 1940-7-30 1573 San Bernardino San Bernardino Mtns., Big Bear Valley, Pine Knot Camp [vicinity of Pine Knot Blvd., city of Big Bear Lake] 2073 Comment
  UCR23884  Elymus stebbinsii John C. Roos 1940-7-16 1865 San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR23885  Agrostis stolonifera John C. Roos 1950-6-11 4829 San Bernardino San Bernardino Valley, Loma Linda, W Central Street 305 Comment
  UCR23888  Deschampsia elongata John C. Roos 1940-7-17 1862 San Bernardino San Bernardino Mtns, Green Valley 2195 Comment
  UCR23892  Danthonia californica var. americana John C. Roos 1947-6-21 3709 San Bernardino San Bernardino Mtns, Running Springs 1838 Comment
  UCR23901  Lotus grandiflorus John C. Roos 1947-6-27 3713 San Bernardino San Bernardino Mtns., Glen Martin 1738 Comment
  UCR23902  Lotus nevadensis John C. Roos 1947-6-27 3714 San Bernardino San Bernardino Mtns., Glen Martin 1738 Comment
  UCR23908  Astragalus minthorniae John C. Roos 1949-5-29 3540 San Bernardino Eastern Mojave Desert, near Green's Mine, north side of Clark Mountain 1585 Comment
  UCR23913  Quercus chrysolepis John C. Roos 1949-6-22 4455 San Bernardino Eastern Mojave Desert, New York Mtns, canyon bottoms and up to the summit of Keystone Canyon. 2256 Comment
  UCR23916  Bouteloua gracilis John C. Roos 1946-9-28 3089 San Bernardino San Bernardino Mtns., Upper Santa Ana Canyon, at the South Fork Public Camp 1936 Comment
  UCR23919  Agrostis scabra John C. Roos 1940-7-17 1863 San Bernardino San Bernardino Mtns, Green Valley 2195 Comment
  UCR23923  Aristida adscensionis John C. Roos 1937-6-26 1246 San Bernardino San Bernardino Valley, Redlands, Smiley Heights Comment
  UCR23937  Lasthenia glabrata subsp. coulteri John C. Roos 1937-4-23 2490 San Bernardino Southern Mojave Desert, Twentynine Palms 762 Comment
  UCR23940  Chrysolepis sempervirens John C. Roos 1940-7-18 1874 San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR23959  Astragalus bicristatus John C. Roos 1937-7-28 1947 San Bernardino San Bernardino Mtns, Van Deusen Canyon [Caribou Creek], near Bear Valley 2195 Comment
  UCR23962  Bromus japonicus John C. Roos 1950-6-11 4830 San Bernardino San Bernardino Valley, Loma Linda, W Central Street 305 Comment
  UCR23986  Elymus triticoides John C. Roos 1965-6-16 s.n. San Bernardino Mojave Desert, Victorville 915 Comment
  UCR23987  Elymus triticoides John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, east end of Bear Valley Comment
  UCR23996  Melica stricta John C. Roos 1950-6-17 s.n. San Bernardino San Bernardino Mtns., north slope of Butler Peak 2134 Comment
  UCR24006  Imperata brevifolia John C. Roos 1938-11-5 s.n. San Bernardino San Bernardino Mtns., Arrowhead Hot Springs, south side of the mountains Comment
  UCR24018  Lepidospartum squamatum John C. Roos 1965-10-2 s.n. San Bernardino San Bernardino Mtns., Mill Creek 976 Comment
  UCR24021  Lepidospartum latisquamum John C. Roos 1968-10-5 s.n. San Bernardino San Bernardino Valley, 1 mi west of Cajon 915 Comment
  UCR24025  Lessingia glandulifera var. glandulifera John C. Roos 1946-8-29 2769 San Bernardino San Bernardino Mtns, East end of Bear Valley 2073 Comment
  UCR24031  Muhlenbergia asperifolia John C. Roos 1937-7-27 1761 San Bernardino San Bernardino Mtns, Baldwin Lake Comment
  UCR24042  Poa pratensis John C. Roos 1940-8-3 1586 San Bernardino San Bernardino Mtns., Bluff Lake 2317 Comment
  UCR24044  Eragrostis mexicana subsp. virescens John C. Roos 1937-6-26 1247 San Bernardino San Bernardino Valley, Redlands 305 Comment
  UCR24045  Festuca rubra John C. Roos 1940-8-17 1594 San Bernardino San Bernardino Mtns, South Fork, above Lutheran Camp. Along the creek Comment
  UCR24048  Elymus glaucus subsp. jepsonii John C. Roos 1940-7-18 1871 San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR24051  Agrostis viridis John C. Roos 1950-7-5 4849 San Bernardino San Bernardino Valley, Loma Linda, residence at 414 Steward Street 335 Comment
  UCR24052  Poa pratensis John C. Roos 1950-6-24 4846 San Bernardino San Bernardino Mtns., Boulder Bay, Bear Valley 2073 Comment
  UCR24055  Petradoria pumila John C. Roos 1949-6-22 4446 San Bernardino Eastern Mojave Desert, New York Mtns, Keystone Canyon. 1829 Comment
  UCR24058  Lasthenia gracilis John C. Roos 1949-4-30 4277 San Bernardino Mojave Desert, 4 mi NE of Hesperia 884 Comment
  UCR24067  Poa howellii John C. Roos, L. Roos 1957-6-1 6613 San Bernardino San Bernardino Mtns., Yucaipa Ridge, 0.5 mi south of Mill Creek Public Camp, Mill Creek 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
  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
  UCR24078  Phragmites australis John C. Roos 1946-9-21 3076 San Bernardino N slope San Bernardino Mtns/S Mojave Desert, Box 'S' Springs 1082 Comment
  UCR24082  Lessingia glandulifera var. glandulifera John C. Roos 1946-9-20 3055 San Bernardino Mojave Desert, Apple Valley 899 Comment
  UCR24084  Muhlenbergia andina John C. Roos 1946-9-15 3031 San Bernardino San Bernardino Mtns., Barton Flats 2348 Comment
  UCR24085  Oryzopsis micrantha John C. Roos 1949-6-24 3543 San Bernardino Eastern Mojave Desert, N slope of Clark Mountain 2134 Comment
  UCR24092  Atriplex serenana John C. Roos 1938-8-19 2757 San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR24094  Atriplex spinifera John C. Roos 1965-9-18 s.n. San Bernardino Mojave Desert, 5 mi north of Kramer Junction Comment
  UCR24095  Atriplex torreyi John C. Roos 1946-9-21 3059 San Bernardino Southern Mojave Desert, Lucerne Valley 884 Comment
  UCR24098  Allium fimbriatum John C. Roos, L. Roos 1952-5-17 5683 San Bernardino Mojave Desert, Baldy Mesa c. 4 or 5 mi SW of Phelan 1128 Comment
  UCR24106  Carex aurea John C. Roos 1965-7-31 s.n. San Bernardino San Bernardino Mtns, South Fork Meadows on the upper Santa Ana River in the San Gorgonio Wilderness Area 2622 Comment
  UCR24107  Sparganium eurycarpum John C. Roos 1943-4-27 2628 San Bernardino San Bernardino Valley, swamp south of San Bernardino 305 Comment
  UCR24109  Atriplex truncata John C. Roos 1950-6-24 4844 San Bernardino Mojave Desert, Rabbit Springs 884 Comment
  UCR24114  Chenopodium fremontii John C. Roos 1966-8-6 s.n. San Bernardino San Bernardino Mtns., Cienaga Seca Creek, Heart Bar Ranch 2073 Comment
  UCR24132  Madia gracilis John C. Roos 1950-6-24 4833 San Bernardino San Bernardino Mtns., [Dry] Creek drainage near Running Springs 1677 Comment
  UCR24135  Madia glomerata John C. Roos 1940-8-3 1585 San Bernardino San Bernardino Mtns., Bluff Lake 2317 Comment
  UCR24148  Lilium parryi John C. Roos 1957-7-28 6656 San Bernardino San Bernardino Mtns, Vivian Creek Comment
  UCR24158  Asparagus officinalis John C. Roos 1965-9-19 s.n. San Bernardino San Bernardino Valley, Loma Linda 396 Comment
  UCR24160  Stephanomeria cichoriacea John C. Roos 1965-10-2 s.n. San Bernardino San Bernardino mtns, East Fork Mountain Home Canyon Comment
  UCR24166  Solidago confinis John C. Roos 1940-7-30 1578 San Bernardino San Bernardino Mtns., near Bear Valley Comment
  UCR24169  Solidago occidentalis John C. Roos 1946-10-2 s.n. San Bernardino San Bernardino Valley, south of San Bernardino 305 Comment
  UCR24181  Cucurbita foetidissima John C. Roos 1952-6-13 5764 San Bernardino San Bernardino Valley, Reche Canyon 457 Comment
  UCR24184  Atriplex canescens John C. Roos 1946-9-21 3083 San Bernardino San Bernardino Mtns., Cushenbury Spring 1280 Comment
  UCR24185  Atriplex canescens var. laciniata John C. Roos 1965-9-22 s.n. San Bernardino Mojave Desert, Barstow Comment
  UCR24192  Epipactis gigantea John C. Roos 1940-5-25 1903 San Bernardino San Bernardino Valley, at mouth of Santa Ana River, above Highland Comment
  UCR24203  Triglochin maritima John C. Roos 1937-7-26 1932 San Bernardino San Bernardino Mtns., Big Bear Valley, near Pine Knot [vicinity of Pine Knot Blvd., city of Big Bear Lake] 2073 Comment
  UCR24206  Calochortus concolor John C. Roos, L. Roos 1952-6-14 5772 San Bernardino San Bernardino Mtns., Mill Creek south of Mill Creek Public Camp 1159 Comment
  UCR24214  Suaeda moquinii John C. Roos 1946-9-20 3056 San Bernardino Southern Mojave Desert, alkalai flat near Lucerne Valley Comment
  UCR24234  Linanthus breviculus John C. Roos 1945-6-27 3724 San Bernardino San Bernardino Mtns., Barton Flats 2287 Comment
  UCR24244  Phlox gracilis John C. Roos 1967-5-30 s.n. San Bernardino San Bernardino Mountains, Broom Flat 2348 Comment
  UCR24258  Oxytheca caryophylloides John C. Roos, L. Roos 1956-7-21 6588 San Bernardino San Bernardino Mtns, Deer Lick Springs 1829 Comment
  UCR24263  Eriogonum heermannii var. argense John C. Roos 1946-9-21 3078 San Bernardino San Bernardino Mtns., Cushenbury Spring 1280 Comment
  UCR24272  Eriogonum nidularium John C. Roos 1942-1-1 874 San Bernardino Mojave Desert, Los Padres Mine, south of Emerson Dry Lake 800 Comment
  UCR24278  Polygonum douglasii John C. Roos 1940-7-16 s.n. San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR24281  Polygonum kelloggii John C. Roos 1937-7-27 327 San Bernardino San Bernardino Mtns, Grout Bay, Bear Valley 2073 Comment
  UCR24282  Oxytheca parishii var. parishii John C. Roos 1965-10-2 s.n. San Bernardino San Bernardino Mtns, Camp Angelus 1829 Comment
  UCR24284  Polygonum lapathifolium John C. Roos 1965-9-15 s.n. San Bernardino Mojave Desert, Mohave River at Victorville Comment
  UCR24285  Rumex hymenosepalus John C. Roos 1943-4-11 2643 San Bernardino San Bernardino Valley, Army Air Depot east of San Bernardino 351 Comment
  UCR24292  Acamptopappus shockleyi John C. Roos 1949-5-29 3533 San Bernardino Eastern Mojave Desert, north base of Clark Mountain 1345 Comment
  UCR24294  Montia linearis John C. Roos 1937-5-10 1190 San Bernardino San Bernardino Mtns., Crestline Comment
  UCR24295  Plantago virginica John C. Roos 1938-6-12 s.n. San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR24318  Eriogonum thurberi John C. Roos, L. Roos 1952-6-15 5774 San Bernardino San Bernardino Valley, along the Santa Ana River in Colton 290 Comment
  UCR24324  Allophyllum divaricatum John C. Roos 1965-1-12 s.n. San Bernardino San Bernardino Mtns., Mill Creek Comment
  UCR24331  Collomia linearis John C. Roos 1940-7-16 1858 San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR24332  Eriastrum diffusum John C. Roos 1949-6-20 4416 San Bernardino Eastern Mojave Desert, Dry desert flats near Cima 1280 Comment
  UCR24334  Androsace septentrionalis subsp. subumbellata John C. Roos 1946-9-15 3036 San Bernardino San Bernardino Mtns., summit of Mt. San Gorgonio 3491 Comment
  UCR24344  Artemisia nova John C. Roos 1946-8-29 2768 San Bernardino San Bernardino Mtns., Eagle Point, Bear Valley 2043 Comment
  UCR24360  Schismus barbatus John C. Roos 1950-4-17 4744 San Bernardino San Bernardino Valley, Loma Linda 335 Comment
  UCR24372  Stipa comata John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 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
  UCR24381  Populus trichocarpa var. ingrata John C. Roos 1940-8-10 1551 San Bernardino San Bernardino Mtns., upper Santa Ana River, Big Meadows 2088 Comment
  UCR24385  Populus tremuloides John C. Roos 1946-9-28 3094 San Bernardino San Bernardino Mtns., Near Fish Creek 2241 Comment
  UCR24392  Parnassia cirrata John C. Roos 1965-9-11 s.n. San Bernardino San Bernardino Mtns, quarry near Mill Creek 2073 Comment
  UCR24394  Lithophragma parviflorum John C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mtns., Upper Santa Ana River Comment
  UCR24402  Arida carnosa John C. Roos 1956-8-2 6591 San Bernardino San Bernardino Valley, [Loma Linda] north side of Hwy 99 [Redlands Blvd.], 0.2 mile west of Waterman Ave. 307 Comment
  UCR24405  Symphyotrichum lanceolatum var. hesperium John C. Roos 1946-10-2 3104 San Bernardino San Bernardino Valley, near Warm Creek, south of San Bernardino Comment
  UCR24417  Antennaria rosea John C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mtns., Upper Santa Ana River Comment
  UCR24420  Ribes velutinum John C. Roos 1949-6-21 4432 San Bernardino Eastern Mojave Desert, New York Peak, New York Mountains 2134 Comment
  UCR24426  Erigeron strigosus John C. Roos 1957-7-10 6654 San Bernardino San Bernardino Valley, Loma Linda 396 Comment
  UCR24429  Boykinia rotundifolia John C. Roos 1942-8-15 1953 San Bernardino San Bernardino Mtns., below Crestline, south side along 'high gear' road Comment
  UCR24430  Mimulus guttatus John C. Roos 1949-6-22 4449 San Bernardino Eastern Mojave Desert, New York Mtns, Keystone Canyon. 1829 Comment
  UCR24436  Isocoma acradenia subsp. acradenia John C. Roos 1946-9-21 3070 San Bernardino Mojave Desert, Rabbit Springs, Lucerne Valley 887 Comment
  UCR24437  Quercus kelloggii John C. Roos 1965-10-2 s.n. San Bernardino San Bernardino Mtns, Barton Flats, near Camp Angelus Comment
  UCR24440  Heuchera rubescens John C. Roos 1965-7-31 s.n. San Bernardino San Bernardino Mtns, South Fork Meadows on the upper Santa Ana River in the San Gorgonio Wilderness Area 2622 Comment
  UCR24457  Penstemon caesius John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mountains, South Fork [of the Santa Ana River] near Barton Flats 2439 Comment
  UCR24461  Mimulus moschatus John C. Roos 1940-7-18 1867 San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR24464  Lippia lanceolata John C. Roos 1937-8-24 s.n. San Bernardino San Bernardino Valley, San Bernardino 305 Comment
  UCR24465  Verbena bracteata John C. Roos 1949-6-20 4413 San Bernardino Eastern Mojave Desert, Mountain Pass, Clark Mountain Comment
  UCR24468  Limosella aquatica John C. Roos 1946-10-5 3107 San Bernardino San Bernardino Mtns./Mojave Desert, The Pipes, desert slope on E side of San Bernardino Mtns north of Yucca Valley 1357 Comment
  UCR24476  Cordylanthus rigidus subsp. setiger John C. Roos 1946-10-5 3111 San Bernardino San Bernardino Mtns, Pipes Creek, east slope of San Bernardino Mtns 1372 Comment
  UCR24480  Cordylanthus nevinii John C. Roos 1940-8-17 1601 San Bernardino San Bernardino Mtns, South Fork of the Santa Ana River Comment
  UCR24483  Collinsia childii John C. Roos 1947-6-14 3679 San Bernardino San Bernardino Mtns, near Crestline, behind the Crestline Bowl 1433 Comment
  UCR24493  Penstemon eatonii John C. Roos 1937-7-28 1945 San Bernardino San Bernardino Mtns, Van Deusen Canyon [Caribou Creek], near Bear Valley 2195 Comment
  UCR24510  Atriplex confertifolia John C. Roos 1946-9-20 3058 San Bernardino Southern Mojave Desert, alkalai flat near Lucerne Valley Comment
  UCR24650  Brickellia oblongifolia John C. Roos 1946-10-5 3116 San Bernardino San Bernardino Mtns., Pipes Creek, in a rocky wash 2287 Comment
  UCR25066  Ivesia jaegeri John C. Roos 1949-5-28 4362 San Bernardino Eastern Mojave Desert, north slope Clark Mountain 1829 Comment
  UCR25111  Chrysothamnus viscidiflorus John C. Roos, L. Roos 1951-7-28 5070 San Bernardino San Bernardino Mtns, [near Sugarlump] head of Rathbone Creek 2591 Comment
  UCR25112  Anagallis arvensis John C. Roos 1951-7-13 5064 San Bernardino San Bernardino Valley, Loma Linda 323 Comment
  UCR25114  Stipa X bloomeri John C. Roos, L. Roos 1951-7-28 5067 San Bernardino San Bernardino Mtns, Head of Rathbone Creek Comment
  UCR25121  Salsola tragus John C. Roos 1965-7-5 s.n. San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR25125  Brickellia californica John C. Roos 1946-10-5 3115 San Bernardino San Bernardino Mtns., Pipes Creek, [upper] Pipes Canyon 2134 Comment
  UCR25144  Dyssodia papposa John C. Roos, L. Roos 1951-5-31 5056 San Bernardino San Bernardino Valley, Loma Linda, corner of Central & Anderson. 335 Comment
  UCR25148  Euphorbia nutans John C. Roos, L. Roos 1951-7-28 5065 San Bernardino San Bernardino Valley, Hwy 99, near Alabama Street west of Redlands 366 Comment
  UCR25151  Dudleya cymosa John C. Roos 1965-6-28 s.n. San Bernardino San Bernardino Mtns., Mill Creek Canyon at Igo's [a store at Mountain Home Village -S.D. White 2001] 1159 Comment
  UCR25152  Eriogonum thurberi John C. Roos 1951-6-16 5063 San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR25178  Eriogonum heermannii John C. Roos 1951-7-30 5078 San Bernardino San Gabriel Mtns., Sheep Creek, NE of Wrightwood 1585 Comment
  UCR25184  Eragrostis mexicana subsp. virescens John C. Roos 1951-8-4 5081 San Bernardino San Bernardino Valley, [Loma Linda] south end of Mountain View Ave. 366 Comment
  UCR25185  Nemophila pedunculata John C. Roos, L. Roos 1951-6-9 5057 San Bernardino San Bernardino Mtns., Running Springs 1829 Comment
  UCR25242  Eragrostis pectinacea var. pectinacea Alfred R. Roos 1936-9-2 10386 San Bernardino San Bernardino Mtns., Seven Oaks 1707 Comment
  UCR25258  Poa secunda John C. Roos 1949-5-14 4310 San Bernardino Mojave Desert, Rabbit Springs Lucerne Valley 884 Comment
  UCR25288  Gilia leptomeria John C. Roos 1949-6-25 3542 San Bernardino Eastern Mojave Desert, flats below Coloseum Mine, Clark Mountain Comment
  UCR25300  Plagiobothrys hispidulus John C. Roos 1947-6-21 3706 San Bernardino San Bernardino Mtns, Running Springs 1838 Comment
  UCR25324  Muhlenbergia andina John C. Roos 1965-9-11 s.n. San Bernardino San Bernardino Mtns, quarry near Mill Creek 2073 Comment
  UCR25360  Castilleja exserta subsp. venusta John C. Roos, L. Roos 1952-5-10 5632 San Bernardino Mojave Desert, Kramer Hills Comment
  UCR25371  Festuca californica var. parishii John C. Roos, L. Roos 1951-6-9 5061 San Bernardino San Bernardino Mtns., Fredalba 1768 Comment
  UCR25378  Solidago californica John C. Roos 1949-8-13 4603 San Bernardino Eastern Mojave Desert, Copper Queen Mine, Keystone Canyon, New York Mtns 1829 Comment
  UCR25381  Caulanthus amplexicaulis var. amplexicaulis John C. Roos 1947-6-21 3690 San Bernardino San Bernardino Mtns., near Big Bear Lake 1890 Comment
  UCR25391  Plantago ovata John C. Roos 1937-4-23 777 San Bernardino Little San Bernardino Mtns/Southern Mojave Desert, near Morongo Pass Comment
  UCR25392  Eschscholzia glyptosperma John C. Roos 1937-4-23 783 San Bernardino Mojave Desert, 20 mi. west of Twentynine Palms (near Yucca Valley) 915 Comment
  UCR25394  Solanum elaeagnifolium John C. Roos 1937-4-27 771 San Bernardino Sonoran (Colorado) Desert, Needles Comment
  UCR25395  Coleogyne ramosissima John C. Roos 1937-4-23 784 San Bernardino Mojave Desert, 20 mi. west of Twentynine Palms (near Yucca Valley) 915 Comment
  UCR25401  Baileya pleniradiata John C. Roos 1946-10-4 3125 San Bernardino Mojave Desert, Lone Star Ranch [Yucca Valley; the site of a gas station north of Joshua Tree Nat. Mon.] Comment
  UCR25405  Hymenoxys acaulis John C. Roos 1948-9-18 4047 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain 1829 Comment
  UCR25408  Langloisia schottii John C. Roos 1949-4-30 4252 San Bernardino Southern Mojave Desert, 5 mi west of Lucerne Valley 915 Comment
  UCR25413  Eriogonum kennedyi var. austromontanum John C. Roos 1949-7-23 4581 San Bernardino San Bernardino Mtns., Holcomb Valley Comment
  UCR25416  Eriastrum eremicum John C. Roos 1949-5-14 4303 San Bernardino Mojave Desert, in the Lucerne Valley, north of the base of the San Bernardino Mtns. 915 Comment
  UCR25417  Lasthenia gracilis John C. Roos, L. Roos 1952-5-10 5643 San Bernardino Mojave Desert, Adelanto 915 Comment
  UCR25419  Amsinckia tessellata John C. Roos, L. Roos 1952-5-10 5627 San Bernardino Mojave Desert, Kramer Hills Comment
  UCR25610  Dactylis glomerata John C. Roos 1947-5-27 3650 San Bernardino San Bernardino Valley, Loma Linda, residential area 366 Comment
  UCR25613  Glyceria elata John C. Roos 1937-7-21 419 San Bernardino San Bernardino Mtns, South Fork [Santa Ana River, near USFS campground] 1829 Comment
  UCR25619  Echinochloa colona John C. Roos 1951-9-14 5202 San Bernardino San Bernardino Valley, Loma Linda 323 Comment
Read comments
Jan 16 2015
  UCR25706  Erodium cicutarium John C. Roos 1943-4-1 2621 San Bernardino San Bernardino Valley, San Bernardino County Hospital 320 Comment
  UCR25755  Mentha canadensis John C. Roos 1937-7-31 965 San Bernardino San Bernardino Valley, San Bernardino 305 Comment
  UCR25758  Allionia incarnata John C. Roos 1937-4-25 798 San Bernardino Southeastern Mojave Desert, west of Essex Comment
  UCR25760  Sidalcea neomexicana John C. Roos 1937-4-23 786 San Bernardino Southern Mojave Desert, Twentynine Palms 762 Comment
  UCR25769  Nicolletia occidentalis John C. Roos 1946-11-2 3150 San Bernardino Mojave Desert, Wash NW of Lone Star Ranch [Yucca Valley?; the site of a gas station north of Joshua Tree Nat. Mon.] Comment
  UCR25775  Monoptilon bellidiforme John C. Roos 1937-4-23 781 San Bernardino Southern Mojave Desert, Twentynine Palms 762 Comment
  UCR25792  Cerastium fontanum subsp. vulgare John C. Roos 1952-5-12 5658 San Bernardino San Bernardino Valley, Loma Linda 320 Comment
  UCR25803  Nama depressa John C. Roos, L. Roos 1952-5-10 5635 San Bernardino Western Mojave Desert, 4 mi. northwest of Adelanto, near Red Raven Mine 823 Comment
  UCR25811  Castilleja plagiotoma John C. Roos 1949-4-30 4263 San Bernardino Mojave Desert, 6 mi. SW of Hesperia 1067 Comment
  UCR25851  Allenrolfea occidentalis John C. Roos 1937-4-25 791 San Bernardino Southern Mojave Desert, Bristol Dry Lake near Amboy 185 Comment
  UCR25854  Lotus grandiflorus John C. Roos 1937-7-20 969 San Bernardino San Bernardino Mtns., Camp Angelus 1829 Comment
  UCR25863  Dalea mollissima John C. Roos 1937-4-23 778 San Bernardino Southern Mojave Desert, Twentynine Palms 762 Comment
  UCR25866  Ditaxis serrata John C. Roos 1937-4-28 775 San Bernardino Sonoran Desert, Rose [Earp], near Parker, Arizona; junction of Parker Road with that going north 118 Comment
  UCR25910  Lotus strigosus John C. Roos 1947-2-22 3280 San Bernardino San Bernardino Mtns, along Deep Creek Comment
  UCR25913  Psoralea macrostachya John C. Roos 1948-1-31 3769 San Bernardino San Bernardino Valley/San Bernardino Mtns. Foothills, by the canal at the mouth of Plunge Creek 488 Comment
  UCR25920  Astragalus lentiginosus John C. Roos, Lucille Roos 1949-4-9 4211 San Bernardino Sonoran (Colorado) Desert, [Near Freda], Freda Basin in Ward Valley, south of the Turtle Mtns 305 Comment
  UCR25926  Arenaria lanuginosa subsp. saxosa John C. Roos 1936-7-15 565 San Bernardino San Bernardino Mountains, upper Santa Ana River Canyon Comment
  UCR25929  Arenaria rubella John C. Roos 1949-7-4 4537 San Bernardino San Bernardino Mtns., High ridge near Mt San Gorgonio. 3354 Comment
  UCR25930  Silene andersonii John C. Roos 1949-6-27 4520 San Bernardino Eastern Mojave Desert, north side of Kingston Mtns 2134 Comment
  UCR25936  Glossopetalon spinescens John C. Roos 1949-6-19 4402 San Bernardino Eastern Mojave Desert, SE foot of Clark Mountain 1951 Comment
  UCR25964  Cryptantha gracilis John C. Roos 1949-6-24 3559 San Bernardino Eastern Mojave Desert, summit of Clark Mountain 2409 Comment
  UCR25965  Cryptantha jamesii var. abortiva John C. Roos 1937-7-21 1839 San Bernardino San Bernardino Mtns, east of Lost Creek 1982 Comment
  UCR25989  Nemacladus orientalis John C. Roos, Lucille Roos 1949-4-9 4205 San Bernardino Sonoran (Colorado) Desert, NW of Cross Roads, Whipple Mtns. 183 Comment
  UCR25990  Lobelia dunnii var. serrata John C. Roos 1948-7-31 4073 San Bernardino San Gabriel Mtns, Bonita Falls. Lytle Creek, south of Scotland 1037 Comment
  UCR26077  Baccharis sergiloides John C. Roos 1947-8-2 3731 San Bernardino San Bernardino Mtns., North of Burns Wash, on the E slope of the mtns. 1315 Comment
  UCR26080  Artemisia spinescens John C. Roos 1949-4-30 4271 San Bernardino Mojave Desert, Lucerne Valley, Rabbit Springs 887 Comment
  UCR26083  Crepis acuminata John C. Roos 1949-7-16 4551 San Bernardino San Bernardino Mtns., Moonridge Ski Area, Bear Valley 2256 Comment
  UCR26087  Ericameria cuneata John C. Roos 1948-9-25 4076 San Bernardino San Bernardino Mtns, Arrowhead Highlands 1524 Comment
  UCR26096  Hypochaeris glabra John C. Roos 1948-4-29 2909 San Bernardino San Bernardino Valley, carpenters tract in Loma Linda 335 Comment
  UCR26097  Hymenoxys cooperi John C. Roos 1949-6-24 4482 San Bernardino Eastern Mojave Desert, N slope of Clark Mountain 2134 Comment
  UCR26126  Abronia pogonantha John C. Roos 1947-2-22 3282 San Bernardino San Bernardino Mtns, along Deep Creek Comment
  UCR26137  Grindelia squarrosa John C. Roos 1950-9-3 4983 San Bernardino Eastern Mojave Desert, Mountain Pass, Clark Mountain 1524 Comment
  UCR26143  Myosurus apetalus John C. Roos 1959-5-16 s.n. San Bernardino San Bernardino Mtns., Holcomb Valley Camp 2256 Comment
  UCR26161  Hymenopappus filifolius John C. Roos 1949-6-24 4481 San Bernardino Eastern Mojave Desert, N slope of Clark Mountain 2134 Comment
  UCR26168  Camissonia campestris John C. Roos 1952-4-22 5568 San Bernardino San Bernardino Valley, 1 mi west of Colton along Hwy 99 305 Comment
  UCR26179  Boykinia rotundifolia John C. Roos 1948-6-26 3888 San Bernardino San Bernardino Mtns., City Creek, around bridges Comment
  UCR26187  Euphorbia fendleri John C. Roos 1949-5-28 6000 San Bernardino Eastern Mojave Desert, north slope Clark Mountain 1829 Comment
  UCR26190  Euphorbia setiloba John C. Roos 1950-9-1 4962 San Bernardino Eastern Mojave Desert, vicinity of Coloseum Mine, Clark Mountain 1646 Comment
  UCR26193  Stillingia paucidentata John C. Roos 1937-5-30 2052 San Bernardino Mojave Desert, Victorville 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
  UCR26202  Tetracoccus hallii John C. Roos, Lucille Roos 1949-4-9 4212 San Bernardino Mojave / Sonoran (Colorado) Desert, east of the road junction [Vidal Junction], 6 mi. north of Vidal 284 Comment
  UCR26210  Holodiscus microphyllus John C. Roos 1946-9-4 2963 San Bernardino San Bernardino Mtns., San Gorgonio Peak 3323 Comment
  UCR26213  Galium trifidum John C. Roos 1937-7-19 378 San Bernardino San Bernardino Valley, [2 miles] south of San Bernardino 320 Comment
  UCR26216  Ranunculus eschscholtzii John C. Roos 1941-7-5 110 San Bernardino San Bernardino Mtns., slopes SE of Dollar Lake, San Gorgonio Mtn 2896 Comment
Read comments
Mar 16 2012
  UCR26233  Phacelia brachyloba John C. Roos 1948-6-26 3889 San Bernardino San Bernardino Mtns., City Creek, around bridges Comment
  UCR26237  Eriophyllum multicaule John C. Roos 1948-5-22 3866 San Bernardino San Bernardino Valley, San Timoteo Canyon, south of Redlands 457 Comment
  UCR26243  Trichostema micranthum John C. Roos 1937-8-27 2345 San Bernardino Mojave Desert, [Along the Mojave River], Victorville. Comment
  UCR26249  Gentiana aquatica John C. Roos 1937-7-21 1997 San Bernardino San Bernardino Mtns, South Fork of Santa Ana River 1921 Comment
  UCR26253  Nama californica John C. Roos 1937-7-26 667 San Bernardino San Bernardino Mtns., Big Bear Valley, near Pine Knot [vicinity of Pine Knot Blvd., city of Big Bear Lake] 2073 Comment
  UCR26259  Hibiscus trionum John C. Roos 1967-7-16 s.n. San Bernardino San Bernardino Valley, Loma Linda. 320 Comment
  UCR26280  Eriogonum mohavense John C. Roos, L. Roos 1952-5-17 5675 San Bernardino Western Mojave Desert, 10 mi west of Adelanto 945 Comment
  UCR26286  Malva parviflora John C. Roos 1951-11-10 5349 San Bernardino San Bernardino Valley, La Cadena Drive at Barton Road, south of Colton 30 Comment
  UCR26290  Leptochloa fascicularis John C. Roos 1951-9-19 5226 San Bernardino San Bernardino Valley, Irrigated orchard on West Barton Ave. in Loma Linda 335 Comment
  UCR26296  Petalonyx nitidus John C. Roos 1949-7-28 4523 San Bernardino Eastern Mojave Desert, Kingston Mtns, 0.2 mi below Beck's Spring 1341 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
  UCR26299  Salvia pachyphylla John C. Roos 1949-6-19 4406 San Bernardino Eastern Mojave Desert, SE foot of Clark Mountain 1951 Comment
  UCR26301  Nama hispida John C. Roos, Lucille Roos 1949-4-9 4221 San Bernardino Mojave / Sonoran (Colorado) Desert, east of the road junction [Vidal Junction], 6 mi. north of Vidal 284 Comment
  UCR26305  Eburophyton austiniae John C. Roos 1934-1 561 San Bernardino San Bernardino Mtns., Crestline 1433 Comment
  UCR26308  Zannichellia palustris John C. Roos 1947-9-3 3740 San Bernardino San Bernardino Valley, Along the Gage Canal in Loma Linda 305 Comment
  UCR26319  Elymus salinus John C. Roos 1949-6-20 3549 San Bernardino Eastern Mojave Desert, New York Mountains, Keystone Canyon 1738 Comment
  UCR26320  Potamogeton crispus John C. Roos 1937-5-9 2095 San Bernardino San Bernardino Valley, Irrigation weir south of Loma Linda Comment
  UCR26323  Platanthera dilatata var. leucostachys John C. Roos 1949-7-4 4543 San Bernardino San Bernardino Mtns., Vivian Creek 2165 Comment
  UCR26327  Sporobolus cryptandrus John C. Roos 1949-6-18 3550 San Bernardino Eastern Mojave Desert, SE base of Clark Mountain 1829 Comment
  UCR26333  Elymus cinereus John C. Roos 1949-6-28 4524 San Bernardino Eastern Mojave Desert, Beck Spring, Kingston Mtns 1350 Comment
  UCR26336  Leptochloa uninervia John C. Roos 1946-9-6 2998 San Bernardino San Bernardino Valley, Near Loma Linda Comment
  UCR26339  Puccinellia nuttalliana John C. Roos 1949-7-16 4549 San Bernardino San Bernardino Mtns., [Big] Bear Lake, Bear Valley 2256 Comment
  UCR26574  Descurainia incisa subsp. incisa John C. Roos 1947-8-9 3737 San Bernardino San Bernardino Mtns, edge of Bluff Lake 2287 Comment
  UCR26947B  Astragalus nutans John C. Roos 1949-6-21 3555 San Bernardino Eastern Mojave Desert, New York Mtns, Keystone Canyon. 1829 Comment
  UCR27420  Plagiobothrys parishii John C. Roos 1949-4-30 4270 San Bernardino Mojave Desert, Lucerne Valley, Rabbit Springs 884 Comment
  UCR27433  Mentzelia veatchiana John C. Roos 1949-8-30 4257 San Bernardino Mojave Desert, west of Hesperia 976 Comment
  UCR27499  Lewisia brachycalyx John C. Roos 1959-5-16 s.n. San Bernardino San Bernardino Mtns., Holcomb Valley Public Camp 2256 Comment
  UCR27517  Viola adunca John C. Roos 1937-6-5 931 San Bernardino San Bernardino Mtns., Crestline Comment
  UCR27543  Calochortus palmeri John C. Roos, L. Roos 1952-7-12 5809 San Bernardino San Bernardino Mtns., NE shoulder of Strawberry Peak 1829 Comment
  UCR27546  Cornus sericea subsp. sericea John C. Roos 1963-1 s.n. San Bernardino San Bernardino Mtns., Green Canyon 2530 Comment
  UCR27597  Chorizanthe leptotheca John C. Roos 1948-5-22 3863 San Bernardino San Bernardino Valley, San Timoteo Canyon, south of Redlands 457 Comment
  UCR27650  Ludwigia peploides subsp. peploides John C. Roos 1946-9-6 2993 San Bernardino San Bernardino Valley, Warm Creek south of San Bernardino 305 Comment
  UCR27665  Epilobium ciliatum John C. Roos, L. Roos 1949-6-26 4499 San Bernardino Eastern Mojave Desert, Kingston Mountains, Horse [Thief] Springs 1451 Comment
  UCR28476  Chenopodium incanum var. occidentale John C. Roos 1965-6-16 s.n. San Bernardino Western Mojave Desert, four miles north of Adelanto 854 Comment
  UCR30451  Yucca brevifolia John C. Roos 1966-4-3 s.n. San Bernardino Mojave Desert, 6 mi south of Victorville Comment
  UCR30484  Mimulus parishii John C. Roos 1937-7-16 2424 San Bernardino San Gabriel Mtns., upper Lytle Creek, just below Stockton Flats 1768 Comment
  UCR30488  Penstemon rostriflorus John C. Roos 1949-8-13 4608 San Bernardino Eastern Mojave Desert, Copper Queen Mine, Keystone Canyon, New York Mtns 1829 Comment
  UCR30518  Senecio spartioides John C. Roos 1937-7-28 2430 San Bernardino San Bernardino Mtns, Van Deusen Canyon [Caribou Creek], near Bear Valley 2195 Comment
  UCR30521  Lamarckia aurea John C. Roos 1950-4-26 4759 San Bernardino San Bernardino Valley, Loma Linda hill, Loma Linda 335 Comment
  UCR30528  Panicum dichotomiflorum subsp. dichotomiflorum John C. Roos 1949-7-22 4568 San Bernardino San Bernardino Valley, Loma Linda 323 Comment
  UCR30531  Hilaria rigida John C. Roos 1949-5-14 4301 San Bernardino Southern Mojave Desert/San Bernardino Mtns., Rock Corral, north base of the mountains 1067 Comment
  UCR30541  Stipa lettermanii John C. Roos 1950-7-29 4883 San Bernardino San Bernardino Mtns, Mill Creek at junction with Vivian Creek 1890 Comment
  UCR30542  Stipa lettermanii John C. Roos 1937-7-26 337 San Bernardino San Bernardino Mtns., Pine Knot, Big Bear Valley [vicinity of Pine Knot Blvd., city of Big Bear Lake] 2043 Comment
  UCR30545  Poa annua John C. Roos, L. Roos 1950-4-26 4770 San Bernardino Mojave Desert, Rabbit Springs, north of Lucerne Valley 884 Comment
  UCR30552  Cercocarpus ledifolius John C. Roos 1937-7-15 2425 San Bernardino San Gabriel Mtns., Stockton Flats, head of Lytle Creek Canyon Comment
  UCR30560  Erigeron breweri var. porphyreticus John C. Roos 1947-6-21 3691 San Bernardino San Bernardino Mtns, Fawnskin, Bear Valley Comment
  UCR30563  Erigeron parishii John C. Roos 1947-6-21 3695 San Bernardino San Bernardino Mtns, Bottom of the canyon above Cushenbury Springs 1372 Comment
  UCR30572  Cirsium scariosum John C. Roos 1937-7-23 348 San Bernardino San Bernardino Mountains, Fish Creek, upper Santa Ana River 1982 Comment
  UCR30575  Yucca baccata John C. Roos 1949-5-28 4329 San Bernardino Eastern Mojave Desert, wash near Green's Mine, north side Clark Mountain 1646 Comment
  UCR30585  Navarretia peninsularis John C. Roos 1937-7-26 340 San Bernardino San Bernardino Mtns., Pine Knot, Big Bear Valley [vicinity of Pine Knot Blvd., city of Big Bear Lake] 2043 Comment
  UCR30615  Cynodon dactylon John C. Roos, A. R. Roos 1950-8-7 s.n. San Bernardino Northeastern Mojave Desert, Beck Spring, Kingston Mountains 1372 Comment
  UCR30632  Galium parishii John C. Roos 1946-9-4 2953 San Bernardino San Bernardino Mtns., San Gorgonio Ridge 3445 Comment
  UCR30765  Eleocharis parishii John C. Roos, A. R. Roos 1950-8-7 s.n. San Bernardino Northeastern Mojave Desert, Beck Spring, Kingston Mountains 1372 Comment
  UCR30810  Arabis glabra John C. Roos 1937-4-17 2208 San Bernardino San Bernardino Valley, Highland, east of San Bernardino Comment
  UCR30816  Petrophytum caespitosum John C. Roos 1949-8-13 4601 San Bernardino Eastern Mojave Desert, New York Mountains, Keystone Canyon. 1829 Comment
  UCR30817  Calochortus striatus John C. Roos 1947-6-21 3694 San Bernardino San Bernardino Mtns, Cushenbury Canyon, alkaline springs [probably Whiskey Springs] on north side of the mountains 1677 Comment
  UCR30862  Cleomella plocasperma John C. Roos 1947-6-21 3696 San Bernardino S Mojave Desert, Near Box 'S' Spring, Lucerne Valley 1082 Comment
  UCR31319  Setaria parviflora John C. Roos 1951-9-23 5240 San Bernardino San Bernardino Valley, 2 miles west of Loma Linda 305 Comment
  UCR31666  Silene parishii John C. Roos 1946-10-5 3121 San Bernardino San Bernardino Mtns., Pipes Creek 1829 Comment
  UCR31667  Cryptantha gracilis John C. Roos 1949-6-19 4397 San Bernardino Eastern Mojave Desert, SE base of Clark Mountain 1921 Comment
  UCR31669  Gilia australis John C. Roos 1948-5-22 3868 San Bernardino San Bernardino Valley, San Timoteo Canyon, south of Redlands 457 Comment
  UCR31675  Atriplex truncata John C. Roos 1950-8-8 s.n. San Bernardino Southern Mojave Desert, Rabbit Springs, Lucerne Valley 884 Comment
  UCR31787  Erigeron breweri var. breweri John C. Roos, L. Roos 1949-6-27 4509 San Bernardino Eastern Mojave Desert, Kingston Mtns, on high ridge 2134 Comment
  UCR32866  Eragrostis minor John C. Roos, A. R. Roos 1950-8-7 4921 San Bernardino Northeastern Mojave Desert, Beck Spring, Kingston Mountains 1372 Comment
  UCR32898  Eragrostis pectinacea var. pectinacea Alfred R. Roos 1937-11-25 s.n. San Bernardino San Bernardino Valley/San Bernardino Mtns. Foothills, Highland, east of San Bernardino 457 Comment
  UCR34463  Pyrrocoma uniflora var. gossypina John C. Roos 1949-7-23 4583 San Bernardino San Bernardino Mtns., Holcomb Valley Comment
  UCR41278  Euphorbia micromera John C. Roos 1948-9-18 4035 San Bernardino Eastern Mojave Desert, near Coloseum Mine, Clark Mountain 1230 Comment
  UCSB37345  Celtis reticulata Roos, John 1962-5-7 San Bernardino Yucaipa, 9.3 miles west of corner of Bryant St. and Oak Glen Road 822 Comment
  UCSB37354  Frangula californica subsp. californica Roos, John 1965-6-6 San Bernardino Mill Creek near Fallsvale, San Bernardino Mtns. Comment
  UCSB37357  Datura wrightii Roos, J. 1965-6-27 San Bernardino Loma Linda. 304 Comment
  UCSB37369  Cordylanthus nevinii Roos, John 1965-9-11 San Bernardino Mill Creek, San Bernardino Mtns. Comment
  UCSB37380  Senecio spartioides Roos, John; Roos, P. 1966-9-13 San Bernardino Between the headwaters of Fish Creek and North Fork meadows, San Bernardino Mtns. Comment
  UCSB37771  Logfia depressa Roos, John 1959-3-28 San Bernardino 2-5 miles north of Kramer junction Comment
  UCSB37779  Achnatherum coronatum Roos, John 1965-6-26 San Bernardino Upper Santa Ana Canyon near Heart Bar Park, San Bernardino Mtns. Comment
  UCSB37784  Achnatherum occidentale subsp. occidentale Roos, John 1965-7-18 San Bernardino Bear Valley, San Bernardino Mtns. Comment
  UCSB37785  Agrostis stolonifera Roos, John 1965-7-18 San Bernardino Moonridge, Bear Valley, San Bernardino Mtns Comment
  UCSB37788  Cercocarpus ledifolius Roos, John 1965-6-6 San Bernardino Mill Creek near Fallsvale, San Bernardino Mtns. Comment
  UCSB37791  Horkelia wilderae Roos, John 1965-6-26 San Bernardino Upper Santa Ana Basin, near Fish Creek, San Bernardino Mtns. Comment
  UCSB37792  Potentilla gracilis Roos, John 1965-7-18 San Bernardino Moonridge, Bear Valley, San Bernardino Mtns. Comment
  UCSB37827  Dieteria canescens Roos, John 1966-8-13 San Bernardino Fish Creek, San Bernardino Mtns. 2316 Comment
  UCSB37828  Heterotheca villosa Roos, John 1965-9-11 San Bernardino In Mill Creek Canyon, San Bernardino Mts. Comment
Read comments
Jan 23 2012
  UCSB37832  Epipactis gigantea Roos, John 1965-9-11 San Bernardino Mill Creek; San Bernardino Mtns Comment
  UCSB37833  Digitaria sanguinalis Roos, John 1965-7-5 San Bernardino Loma Linda 304 Comment
  UCSB37892  Fimbristylis thermalis Roos, J.; Roos, Lucille 1951-8-25 San Bernardino Arrowhead Hot Springs; San Bernardino Mtns. 609 Comment
  UCSB37916  Packera ionophylla Roos, John 1964-6-26 San Bernardino Upper Santa Ana River, San Bernardino Mtns. Comment
  UCSB37918  Solidago velutina subsp. californica Roos, John 1965-10-2 San Bernardino Mill Creek, San Bernardino Mtns. 1219 Comment
  UCSB37925  Elymus elymoides subsp. californicus Roos, John 1965-7-17 San Bernardino Barton Flats; San Bernardino Mtns Comment
  UCSB38067  Populus angustifolia Roos, John 1965-6-26 San Bernardino Upper Santa Ana Basin near Fish Creek, San Bernardino Mtns Comment
  UCSB41128  Saltugilia australis Roos, John; Roos, Lucille 1952-5-11 San Bernardino Scott's Canyon 2 1/2 miles southeast of Loma Linda 426 Comment
  UCSB41131  Aliciella leptomeria Roos, John 1949-6-25 San Bernardino Flats below Coliseum Mine, Clark Mtn. 1584 Comment
  UCSB41132  Gilia leptantha subsp. leptantha Roos, John 1961-9-30 San Bernardino San Bernardino Mtns., Cieniega Seca Creek 2346 Comment
  UCSB41532  Plagiobothrys torreyi Roos, John; Roos, Lucille 1951-6-9 San Bernardino Running Springs, San Bernardino Mts. 1828 Comment
  UCSB41545  Galinsoga parviflora Roos, John 1950-11-5 San Bernardino Near corner of Central and Anderson, Loma Linda 335 Comment
  UCSB42109  Ceanothus crassifolius Roos, J. 1966-3-31 San Bernardino Redlands Blvd., San Timoteo Canyon. 304 Comment
  UCSB42117  Clarkia purpurea Roos, John 1965-6-12 San Bernardino Igo's near Mountain Home Village; in Mill Creek Canyon; San Bernardino Mtns Comment
  UCSB42118  Clarkia dudleyana Roos, John 1965-6-12 San Bernardino Igo's near Mountain Home Village and Mill Creek; San Bernardino Mtns Comment
  UCSB42120  Epilobium oregonense Roos, John 1965-7-31 San Bernardino South Fork of the Santa Ana River, San Bernardino Mtns 2286 Comment
  UCSB42126  Castilleja minor subsp. spiralis Roos, John 1965-6-12 San Bernardino Igos near Mountain Home tillage and Hill Creek, San Bernardino Mtns. Comment
  UCSB42127  Collinsia heterophylla Roos, John 1965-6-12 San Bernardino Igo's near Mountain Home Village; in Mill Creek Canyon; San Bernardino Mtns Comment
  UCSB42131  Mimulus brevipes Roos, John 1965-6-6 San Bernardino Mill Creek; near Fallsvale; San Bernardino Mtns Comment
  UCSB42132  Castilleja lasiorhyncha Roos, John 1956-7-21 San Bernardino Snow Valley, north of Keller Peak, San Bernardino Mtns. Comment
  UCSB42140  Leptosiphon breviculus Roos, John 1965-6-26 San Bernardino Upper Santa Ana Basin near Fish Creek, San Bernardino Mtns. Comment
  UCSB42144  Allophyllum divaricatum Roos, John 1965-6-12 San Bernardino Mill Creek Comment
  UCSB42150  Epilobium torreyi Roos, John 1965-9-15 San Bernardino Victorville Comment
  UCSB42155  Thymophylla pentachaeta Roos, John 1950-8-4 San Bernardino N. side of Clark Mtn., E. Mojave Desert Comment
  UCSB42157  Quercus kelloggii Roos, John 1965-10-2 San Bernardino Barton Flats, San Bernardino Mtns. Comment
  UCSB42172  Arenaria lanuginosa Roos, John 1965-7-17 San Bernardino South Fork, San Bernardino Mtns.; near Barton Flats 2438 Comment
  UCSB42173  Spergularia macrotheca Roos, John 1956-5-27 San Bernardino North side of Highway 99, 0.2 miles west of Waterman Ave., San Bernardino Valley Comment
  UCSB42180  Phacelia ramosissima Roos, John 1965-6-27 San Bernardino Loma Linda Hills 304 Comment
  UCSB42187  Deinandra fasciculata Roos, John 1965-6-27 San Bernardino Loma Linda Hills 304 Comment
  UCSB42191  Hymenopappus filifolius var. lugens Roos, John 1965-7-18 San Bernardino East end of Bear Valley Comment
  UCSB42202  Lobelia cardinalis Roos, John 1965-10-2 San Bernardino Dripping Spring, Monkey Face, Mill Creek, San Bernardino Mtns. Comment
  UCSB42215  Lupinus breweri Roos, J. 1965-7-18 San Bernardino Bear Valley; San Bernardino Mountains Comment
  UCSB42216  Lupinus excubitus Roos, J. 1965-7-18 San Bernardino Along Bear Valley; San Bernardino Mtns. Comment
  UCSB42220  Hosackia oblongifolia Roos, John 1965-6-26 San Bernardino Upper Santa Ana Canyon, Heart Bar Park area, San Bernardino Mtns. Comment
  UCSB42254  Eriogonum parishii Roos, John 1965-10-2 San Bernardino Camp Angelus; San Bernardino Mtns Comment
  UCSB42257  Persicaria punctata Roos, John 1965-9-13 San Bernardino Victorville Comment
  UCSB42258  Persicaria amphibia Roos, John 1966-9-10 San Bernardino Big Bear Lake; San Bernardino Mtns Comment
  UCSB42262  Atriplex spinifera Roos, J. 1965-9-18 San Bernardino 5 miles north of Kramer Junction; Mojave Desert Comment
  UCSB42269  Polygonum douglasii Roos, John 1965-7-18 San Bernardino Moonridge, Bear Valley, San Bernardino Mtns. Comment
  UCSB42272  Myriophyllum sibiricum Roos, John 1966-9-9 San Bernardino in Big Bear Lake; San Bernardino Mtns Comment
  UCSB42279  Brickellia californica Roos, John 1965-9-11 San Bernardino Mill Creek, San Bernardino Mtns. 731 Comment
  UCSB45521  Bidens frondosa Roos, John 1946-9-20 San Bernardino Mojave River near Apple Valley Comment
  UCSB45522  Elatine chilensis Roos, John 1965-7-17 San Bernardino Dry Lake; San Bernardino Mtns. 2743 Comment
  UCSB45523  Nemacladus rubescens Roos, John; Roos, Lucille 1952-5-10 San Bernardino 4 miles northwest of Adelanto, near Red Raven Mine 822 Comment
  UCSB45530  Triteleia laxa Roos, John; Roos, Lucille 1952-4-13 San Bernardino Hills south of Loma Linda, San Bernardino Valley 381 Comment
  UCSB45577  Hordeum depressum Roos, John 1952-4-22 San Bernardino Waterman Ave. west of Loma Linda, San Bernardino Valley 304 Comment
  UCSB45578  Helenium bigelovii Roos, John 1965-9-11 San Bernardino Bank of Mill Creek, San Bernardino Mtns. Comment
  UCSB45582  Digitaria sanguinalis John C. Roos 1965-7-5 San Bernardino collected in Loma Linda Loma Linda 304 Comment
  UCSB45598  Descurainia incana Roos, John 1947-2-22 San Bernardino Deep Creek, along the flume, San Bernardino Mountains Comment
  UCSB45603  Chorizanthe parryi var. parryi Roos, John; Roos, Lucille 1952-5-11 San Bernardino Scott's Canyon 2.5 miles southeast of Loma Linda. 426 Comment
  UCSB45936  Amaranthus albus Roos, John 1965-7-4 San Bernardino Loma Linda 304 Comment
  UCSB45938  Bassia hyssopifolia Roos, John 1965-7-3 San Bernardino Loma Linda Comment
  UCSB45942  Ericameria linearifolia Roos, John 1966-4-1 San Bernardino Cajon Comment
  UCSB45949  Achillea millefolium Roos, John 1965-6-12 San Bernardino Igos, near Mountain Home Village in Mills Canyon, San Bernardino Mtns. Comment
  UCSB45951  Alopecurus aequalis Roos, John 1965-7-18 San Bernardino Bear Valley, San Bernardino Mtns. Comment
  UCSB46751  Lappula redowskii Roos, John 1967-5-30 San Bernardino Near Arrastre Creek; San Bernardino Mtns. 2286 Comment
  UCSB46752  Cryptantha micrantha Roos, John 1965-7-18 San Bernardino Bear Valley, San Bernardino Mtns. Comment
  UCSB46753  Cryptantha micrantha Roos, John 1965-6-26 San Bernardino Upper Santa Ana Basin near Fish Creek, San Bernardino Mtns. Comment
  UCSB46874  Impatiens balfourii Roos, John; Roos, Lucille 1957-6-22 San Bernardino Zanja Creek at Mentone Health Haven, east of Mentone 548 Comment
  UCSB46875  Impatiens balfourii Roos, John 1957-7-13 San Bernardino Mentone; along the Zanja Creek Comment
  UCSB46877  Berberis nevinii Roos, John 1966-2-10 San Bernardino San Timoteo Canyon, south of Redlands Comment
  UCSB46878  Quercus chrysolepis Roos, John 1965-6-6 San Bernardino Mill Creek, near Fallsvale, San Bernardino Mtns. Comment
  UCSB49864  Apiastrum angustifolium Roos, John 1969-5-17 San Bernardino Loma Linda Hills 365 Comment
  UCSB49866  Helianthus nuttallii Roos, John; Sanders, A. 1965-9-22 San Bernardino Near the cement plant, Victorville Comment
  UCSB49868  Stephanomeria cichoriacea Roos, John 1965-10-2 San Bernardino East Fork Mtn. Home Canyon, San Bernardino Mtns. Comment
  UCSB50324  Elymus elymoides subsp. elymoides Roos, John 1965-6-16 San Bernardino North slope of Cajon Pass Comment
Read comments
May 18 2011
  UCSB51163  Brickellia desertorum Roos, John 1943-8-17 San Bernardino Reche Canyon, San Bernardino Valley Comment
  UCSB51280  Poa howellii Roos, John; Roos, Lucille 1957-6-1 San Bernardino Yucaipa Ridge, 0.5 miles S.W. of Mill Creek Public Camp, Mill Creek, San Bernardino Mtns. Comment
  UCSB51284  Poa pratensis Roos, John 1965-7-18 San Bernardino Moonridge, Bear Valley, San Bernardino Mtns. Comment
  UCSB51285  Panicum capillare Roos, John 1965-9-15 San Bernardino Victorville Comment
  UCSB51361  Stenotaphrum secundatum J. C. Roos 1965-6-27 San Bernardino collected in Loma Linda Loma Linda 304 Comment
  UCSB51362  Schismus barbatus Roos, John 1950-4-17 San Bernardino Loma Linda 335 Comment
  UCSB51363  Schismus barbatus Roos, John 1965-6-6 San Bernardino Mill Creek near Fallsvale, San Bernardino Mtns. Comment
  UCSB51369  Andropogon glomeratus Roos, John 1938-11-5 San Bernardino Arrowhead Hot Springs; S side of San Bernardino Mtns Comment
  UCSB51371  Eragrostis mexicana Roos, John 1937-11-25 San Bernardino Highland Comment
Read comments
May 21 2011
  UCSB51373  Muhlenbergia californica Roos, John 1962-9-29 San Bernardino Mill Creek; San Bernardino Mtns Comment
  UCSB51401  Bromus carinatus var. marginatus Roos, John 1965-7-18 San Bernardino Moonridge, Bear Valley, San Bernardino Mtns Comment
  UCSB51402  Bromus carinatus Roos, John 1965-7-17 San Bernardino Stetson Creek, Barton Flats, San Bernardino Mtns. Comment
  UCSB51410  Echinochloa crus-galli Roos, John 1965-7-4 San Bernardino Loma Linda 304 Comment
  CAS-BOT-BC300060  Erigeron philadelphicus John C. Roos 1952-5-20 5700 San Bernardino Along E Street 1 mile south of San Bernardino 304 Comment
  CLARK-A1528-1027  Eriodictyon trichocalyx John C. Roos 1941-5-13 132 San Bernardino San Bernardino Mountains 761 Comment
  CLARK-A1528-1153  Trifolium microcephalum John C. Roos 1937-6-5 1473 San Bernardino San Bernardino Mountains 1523 Comment
  CLARK-A1528-1309  Eustoma exaltatum John C. Roos 1946-8-26 2977 San Bernardino San Bernardino Comment
  CLARK-A1528-1332  Nepeta cataria John C. Roos 1946-8-31 2989 San Bernardino Oak Glen Comment
  CLARK-A1528-1379  Mollugo verticillata John C. Roos, Lucille Roos 1953-6-26 5924 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-1431  Cymopterus panamintensis John C. Roos 1958-4-19 San Bernardino Lucerne Valley Comment
  CLARK-A1528-1438  Lomatium lucidum John C. Roos 1939-5-20 722 San Bernardino San Bernardino Mountains 761 Comment
  CLARK-A1528-1472  Apocynum androsaemifolium John C. Roos 1936-9-2 1538 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1564  Artemisia douglasiana John C. Roos 1968-10-12 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1646  Baileya pleniradiata John C. Roos 1937-4-23 2454 San Bernardino Comment
  CLARK-A1528-1649  Bellis perennis John C. Roos 1965-6-21 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-1755  Centaurea repens John C. Roos 1948-10-16 San Bernardino Wildwood Canyon Comment
  CLARK-A1528-1853  Erigeron philadelphicus John C. Roos 1952-5-20 5700 San Bernardino 304 Comment
  CLARK-A1528-2045  Chaenactis glabriuscula John C. Roos 1941-4-26 157 San Bernardino Comment
  CLARK-A1528-2266  Impatiens balfourii John C. Roos 1957-6-22 6615 San Bernardino Zanja Creek 548 Comment
  CLARK-A1528-2576  Cycloloma atriplicifolium John C. Roos 1941-9-4 San Bernardino Bloomington Comment
  CLARK-A1528-259  Layia glandulosa John C. Roos 1963-4-5 630405-1 San Bernardino 609 Comment
  CLARK-A1528-2634  Euphorbia serpyllifolia John C. Roos 1946-9-3 2976 San Bernardino Oak Glen Comment
  CLARK-A1528-2680  Pterospora andromedea John C. Roos 1969-8-9 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2826  Lupinus densiflorus subsp. lacteus John C. Roos 1952-4-27 5583 San Bernardino Scotts Canyon 396 Comment
  CLARK-A1528-2831  Lupinus excubitus subsp. austromontanus John C. Roos 1937-5-15 1187 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2862  Melilotus indicus John C. Roos 1943-4-7 2615 San Bernardino San Bernardino Comment
  CLARK-A1528-2881  Trifolium wormskioldii John C. Roos 1952-5-20 5699 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-2883  Trifolium microcephalum John C. Roos 1937-5-6 1696 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2991  Myriophyllum exalbescens John C. Roos 1966-9-9 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3002  Phacelia curvipes John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3083  Molucella laevis John C. Roos 1965-6-20 San Bernardino Loma Linda Comment
  CLARK-A1528-3109  Salvia dorrii John C. Roos 1947-2-22 3288 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3207  Linum lewisii John C. Roos 1937-5-9 2093 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3575  Pinus attenuata John C. Roos 1948-1-31 3767 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3855  Delphinium cardinale John C. Roos, Lucille Roos 1952-6-15 5775 San Bernardino Colton 320 Comment
  CLARK-A1528-3864  Delphinium parryi John C. Roos 1943-4-11 2607 San Bernardino San Bernardino Comment
  CLARK-A1528-4950  Equisetum arvense John C. Roos 1936-7-12 San Bernardino San Bernardino Comment
  CLARK-A1528-5038  Sporobolus cryptandrus John C. Roos 1967-7-29 San Bernardino Comment
  CLARK-A1528-5080  Phacelia parryi John C. Roos 1941-4-25 161 San Bernardino San Bernardino Comment
  CLARK-A1528-5147  Cucurbita palmata John C. Roos 1968-7-6 San Bernardino Barstow Comment
  CLARK-A1528-5234  Monardella lanceolata John C. Roos 1936-8-15 576 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5350  Mentha arvensis John C. Roos 1952-8-6 5882 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-5351  Mentha arvensis John C. Roos 1952-8-6 5882 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-5526  Euphorbia setiloba John C. Roos 1946-11-2 3153 San Bernardino Comment
  CLARK-A1528-5671  Lupinus bicolor subsp. microphyllus John C. Roos 1937-3-24 1351 San Bernardino San Bernardino Comment
  CLARK-A1528-599  Trichostema lanceolatum John C. Roos 1951-9-25 5290 San Bernardino Colton 274 Comment
  CLARK-A1528-998  Lotus oblongifolius John C. Roos 1937-6-6 2011 San Bernardino San Bernardino 304 Comment
  HSC78593  Myosurus apetalus var. montanus J. C. Roos 1959-5-16 San Bernardino Holcomb Valley Camp. Comment
  POM251760  Plantago indica J. C. Roos 1937-11-1 6 San Bernardino Blue Jay Camp. San Bernardino Mts. Comment
  POM262872  Physalis philadelphica J. C. Roos 1940-10-26 220 San Bernardino Loma Linda. Comment
  POM262886  Phyla nodiflora J. C. Roos 1937-7-13 526 San Bernardino Roadside. Comment
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Oct 12 2013
  POM262917  Eriogonum nidularium J. C. Roos 1937-8-25 616 San Bernardino NE of Baker. Comment
  POM262933  Penstemon spectabilis J. C. Roos 1941-5-13 122 San Bernardino City Creek, near bridge. Comment
  POM262950  Veronica persica J. C. Roos 1941-2-15 228 San Bernardino Loma Linda. Comment
  POM262973  Silene gallica J. C. Roos 1941-04 171 San Bernardino Reche Canyon, S.B. Valley Comment
  POM262984  Quercus wislizeni var. frutescens J. C. Roos 1939-6-10 720 San Bernardino Igoos Station, Mill Creek, San Bernardino Mts. Comment
  POM263006  Verbesina encelioides subsp. exauriculata J. C. Roos 1940-9-15 228 San Bernardino Orchard near Loma Linda Comment
  POM263023  Chenopodium pumilio J. C. Roos 1937-7-14 394 San Bernardino Santa Ana River near San Bernardino. Comment
  POM263037  Phyla lanceolata J. C. Roos 1937-7-15 368 San Bernardino [Unspecified] Comment
  POM263358  Hordeum depressum J. C. Roos 1937-4-26 440 San Bernardino Twenty-nine Palms Comment
  POM263393  Agrostis stolonifera J. C. Roos 1937-7-14 447 San Bernardino Santa Ana River near San Bernardino. Comment
  POM263548  Cuscuta indecora J. C. Roos 1937-8-27 645 San Bernardino San Bernardino. Comment
  POM264138  Sphaeralcea ambigua subsp. ambigua J. C. Roos 1937-5-30 653 San Bernardino [Mojave Desert] Comment
  POM264312  Oenanthe sarmentosa J. C. Roos 1937-6-6 660 San Bernardino San Bernardino. Comment
  POM265645  Cerastium fontanum subsp. vulgare J. C. Roos 1937-3-8 1303 San Bernardino Loma Linda, San Bernardino Valley. Comment
  POM265767  Potamogeton crispus J. C. Roos 1937-5-9 2095 San Bernardino Near Loma Linda, San Bernardino Valley Comment
  POM266368  Artemisia rothrockii J. C. Roos 1940-8-3 1561 San Bernardino E end of Bear Valley Comment
  POM301528  Verbascum thapsus J. C. Roos 1937-7-25 2359 San Bernardino Seven Oaks, San Bernardino Mountains. Comment
  POM301540  Physalis philadelphica J. C. Roos 1937-8-24 1199 San Bernardino Near San Bernardino. Comment
  POM301604  Sherardia arvensis J. C. Roos 1937-4-8 1345 San Bernardino Loma Linda. Comment
  POM301695  Cenchrus longispinus J. C. Roos 1937-7-19 2428 San Bernardino Near Cucamonga. Comment
  POM302514  Phalaris paradoxa J. C. Roos 1943-4-3 2616 San Bernardino San Timoteo Canyon, southwest of Redlands Comment
  POM302561  Veronica persica J. C. Roos 1943-4-1 2624 San Bernardino County Hospital. Comment
  POM302562  Veronica serpyllifolia var. humifusa J. C. Roos 1943-7-4 2724 San Bernardino along stream, north base of Sugarloaf Mt. Comment
  POM431206  Holcus lanatus J. C. Roos 1950-6-28 4847 San Bernardino College of Medical Evangelists, Loma Linda. 323 Comment
  RSA0008553  Mahonia nevinii J. C. Roos 4705 San Bernardino Scott s canyon, in hills at south end of Mountain View Ave. (Sterling Ave. on map), 2 miles SE of Loma Linda. 427 Comment
  RSA0010545  Impatiens balfourii J. C. Roos 1957-7-13 6655 San Bernardino Mentone. Comment
  RSA0011744  Asplenium vespertinum J. C. Roos 1942-3-28 1087 San Bernardino canyon off Reche Canyon, near Riverside Comment
  RSA0013668  Senecio spartioides J. C. Roos 1941-8-27 s.n. San Bernardino Above Dollar Lake, San Bernardino Mts. 3201 Comment
  RSA0013669  Senecio spartioides J. C. Roos 1937-7-28 2430 San Bernardino Van Deusen Canyon off Bear Valley. Comment
  RSA0013675  Senecio spartioides J. C. Roos, P. Roos 1966-9-13 s.n. San Bernardino Ridge between headwaters of Fish Creek and North Fork meadows. Comment
  RSA0016433  Helianthus nuttallii subsp. nuttallii J. C. Roos 1965-9-22 s.n. San Bernardino Near the cement plant, Victorville Comment
  RSA0017111  Gilia ochroleuca subsp. ochroleuca J. C. Roos, Lucille Roos 1952-5-17 5676 San Bernardino 8 miles west of Adelanto. 945 Comment
  RSA0019812  Bromus tectorum J. C. Roos 1937-5-9 2087 San Bernardino Oak Glen, San Bernardino Mountains. 1220 Comment
  RSA0028755  Epilobium torreyi J. C. Roos 1965-9-15 s.n. San Bernardino Victorville. Comment
  RSA0029557  Xanthisma gracile J. C. Roos 1949-6-23 4466 San Bernardino Lanfair Valley, NW of Hackberry Mtn. 1311 Comment
  RSA0034570  Epilobium exaltatum J. C. Roos 1965-7-31 s.n. San Bernardino South Fork Meadows, upper Santa Ana River, San Bernardino Mtns. 2287 Comment
  RSA0034604  Avena barbata J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek. San Bernardino Mountains. Comment
  RSA0049513  Populus trichocarpa var. ingrata J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Ana Basin near Fish Creek, San Bernardino Mtns. Comment
  RSA0057846  Cercocarpus betuloides J. C. Roos 1965-6-6 San Bernardino Mill Creek, SAn Bernardino Mts. near Yucaipa. Comment
  RSA0063070  Heuchera parishii J. C. Roos 1965-7-31 s.n. San Bernardino South Fork, San Bernardino Mountains. 2287 Comment
  RSA0076472  Lomatium parryi John C. Roos 1949-6-21 4427 San Bernardino Keystone Canyon, New York Mts. 1889 Comment
  RSA0080083  Eriogonum thurberi J. C. Roos, L. Roos 1952-6-15 5774 San Bernardino Along the Santa Ana River in Colton. 289 Comment
  RSA0082836  Pyrola minor J. C. Roos 1941-8-27 43 San Bernardino San Bernardino Mts. Dollar Lake. Comment
  RSA0103518  Tiquilia canescens var. canescens J. C. Roos 1949-5-29 3534 San Bernardino North foot of Clark Mts., eastern Mojave Desert. 1220 Comment
  RSA0105535  Eriastrum densifolium subsp. austromontanum J. C. Roos 1936-8-15 574 San Bernardino 2 miles east of Glen Martin, San Bernardino Mts. Comment
  RSA0107195  Portulaca mundula J. C. Roos 1950-9-1 4951 San Bernardino Valley Wells, eastern Mojave Desert. 1128 Comment
  RSA0117768  Mentzelia oreophila J. C. Roos, L. Roos 1949-5-29 4373 San Bernardino N of Clark Mts, eastern Mojave Desert. 1220 Comment
  RSA113419  Impatiens balfourii J. C. Roos, L. Roos 1957-6-22 6615 San Bernardino Zanja at Mentone Health Haven wast of Mentone 549 Comment
  RSA155697  Stanleya elata J. C. Roos 1955-6-21 6465 San Bernardino Willow Creek, W slope last Chance Mtns 1616 Comment
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Sep 12 2017
  RSA251778  Boerhavia wrightii J. C. Roos 1937-8-22 14 San Bernardino North of Blythe, Colorado Desert Comment
  RSA35731  Quercus X morehus J. C. Roos 1946-11-6 5394 San Bernardino Oak Glen, San Bernardino Mts. 1220 Comment
  RSA44237  Helianthus annuus subsp. jaegeri J. C. Roos 1949-6-28 3562 San Bernardino Tecopa, Amargosa River Valley. 1400 Comment
  RSA443397  Phalaris minor J. C. Roos 1938-4-26 s.n. San Bernardino Bryn Mawr Comment
  RSA443400  Phleum pratense J. C. Roos 1965-8-18 s.n. San Bernardino Moonridge, Bear Valley Comment
  RSA444463  Veronica persica J. C. Roos 1952-3-9 5388 San Bernardino Loma Linda: Edge of lawn. 335 Comment
  RSA44903  Arabis holboellii var. pinetorum J. C. Roos 1949-6-27 3717 San Bernardino S Fork of Santa Ana River, San Bernardino Mts 2134 Comment
  RSA449944  Modiola caroliniana J. C. Roos 1956-5-20 6582 San Bernardino 114 Taylor St., Loma Linda. Comment
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May 21 2011
  RSA450438  Lupinus andersonii J. C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mountains Comment
  RSA450655  Stenotaphrum secundatum J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda Hills. 305 Comment
  RSA47296  Melilotus officinalis J. C. Roos 1949-6-11 4389 San Bernardino Roadside ditch near Loma Linda. 335 Comment
  RSA47316  Panicum dichotomiflorum J. C. Roos 1949-7-22 4568 San Bernardino Stewart Street, Loma Linda 323 Comment
  RSA47441  Silene verecunda subsp. andersonii J. C. Roos, L. Roos 1949-6-27 4520 San Bernardino North slope of Kingston Mts. 1768 Comment
  RSA47451  Brickellia oblongifolia var. linifolia J. C. Roos, L. Roos 1949-6-27 4519 San Bernardino North slope of Kingston Mts. 1768 Comment
  RSA48736  Aster pauciflorus J. C. Roos 1949-6-28 4527 San Bernardino Tecopa, Amargosa River Valley. 1400 Comment
  RSA48853  Cyperus rotundus J. C. Roos 1949-10-18 4698 San Bernardino Loma Linda Hill, San Bernardino Valley. 335 Comment
  RSA48857  Gaura sinuata J. C. Roos 1949-10-8 4689 San Bernardino Jurupa Hills at south end Poplar Ave., Fontana. 305 Comment
  RSA591740  Chenopodium pumilio J. C. Roos 1965-7-4 s.n. San Bernardino Loma Linda. Comment
  RSA591747  Cerastium fontanum subsp. vulgare J. C. Roos 1965-7-31 s.n. San Bernardino South Fork Meadows, San Bernardino Mountains. 2287 Comment
  RSA591757  Lunaria annua J. C. Roos 1966-5-14 s.n. San Bernardino Lytle Creek, San Bernardino Mtns. Comment
  RSA658344  Salpichroa origanifolia J. C. Roos 1965-4-29 s.n. San Bernardino Bloomington. Comment
  RSA658763  Schismus barbatus J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek. San Bernardino Mountains. Comment
  RSA659626  Eragrostis barrelieri J. C. Roos 1965-9-22 s.n. San Bernardino Barstow. Mojave Desert. Comment
  RSA659627  Eragrostis cilianensis J. C. Roos 1937-11-12 s.n. San Bernardino Loam Linda. 305 Comment
  RSA659782  Poa pratensis J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Anita Canyon, Heart Bar area. San Bernardino Mtns. Comment
  RSA662063  Lunaria annua J. C. Roos 1966-5-14 s.n. San Bernardino Lytle Creek, San Bernardino Mtns, Comment
  RSA662541  Dyssodia papposa J. C. Roos, L. Roos 1952-05 5056 -a San Bernardino Loma Linda, corner of Central & Anderson. 335 Comment
  RSA69834  Leontodon taraxacoides subsp. taraxacoides J. C. Roos 1952-7-5 5806 San Bernardino [Unspecified] 320 Comment
  RSA78218  Polygonum aviculare subsp. aviculare J. C. Roos 1953-3-31 5911 San Bernardino Loma Linda. 320 Comment
  RSA85160  Eragrostis cilianensis J. C. Roos, A. R. Roos 1950-8-5 490 San Bernardino North slopes Clark Mts.,1 mile S.W. of Coliseum Mine, eastern Mohave Desert. 1646 Comment
  RSA85489  Phalaris minor J. C. Roos 1952-4-21 5564 San Bernardino Loma Linda 305 Comment
  RSA86877  Eragrostis cilianensis J. C. Roos 1950-9-1 4961 San Bernardino Vicinity of Coliseum Mine, Clark Mountains 1646 Comment
  RSA86880  Solanum triflorum J. C. Roos 1950-9-1 4957 San Bernardino Coliseum Mine, Clark Mts. 1616 Comment
  RSA92554  Helianthus petiolaris subsp. petiolaris J. C. Roos, L. Roos 1954-4-30 6071 San Bernardino Corner of Etiwanda Ace. and Highway 99 between Ontario & Fontana. 305 Comment
  RSA92560  Astragalus acutirostris J. C. Roos, L. Roos 1952-5-10 5631 San Bernardino Kremer Hills {Kramer Hills} 854 Comment
  RSA92566  Linanthus parryae J. C. Roos, L. Roos 1952-5-10 5644 San Bernardino Adelanto 915 Comment
  RSA92567  Lupinus excubitus var. hallii J. C. Roos 1952-5-11 5656 San Bernardino Scott's Canyon, 2.5 miles southeast of Loma Linda. 427 Comment
  RSA92575  Amsinckia tessellata J. C. Roos, L. Roos 1952-5-10 5627 San Bernardino Kremer Hills {Kramer Hills} 854 Comment
  RSA92581  Descurainia pinnata subsp. glabra J. C. Roos 1952-5-10 5641 San Bernardino 4 miles northwest of Adelanto, near Red Raven Mine. 823 Comment
  RSA92595  Microseris lindleyi J. C. Roos 1952-5-17 5674 San Bernardino Adelanto. 945 Comment
  RSA92719  Gilia sinuata J. C. Roos, L. Roos 1952-5-10 5626 San Bernardino Kremer Hills {Kramer Hills} 854 Comment
  RSA92726  Leymus condensatus J. C. Roos 1952-5-16 5671 San Bernardino 1 mile west of Colton. 320 Comment
  RSA92736  Anisocoma acaulis J. C. Roos, L. Roos 1952-5-17 5678 San Bernardino 15 mi. W of Adelanto, Mohave Desert. 915 Comment
  RSA92740  Allium fimbriatum var. fimbriatum J. C. Roos, L. Roos 1952-5-17 5683 San Bernardino Baldy Mesa about 4 or 5 miles southwest of Phelan 1128 Comment
  RSA92746  Erigeron philadelphicus J. C. Roos 1952-5-20 5700 San Bernardino E street, 1 mile S of San Bernardino. Comment
  RSA92761  Sesuvium verrucosum J. C. Roos, Lucille Roos 1954-9-14 6230 San Bernardino Baker. 280 Comment
  RSA92770  Atriplex lentiformis J. C. Roos, L. Roos 1954-10-2 6252 San Bernardino 237 S Waterman. 320 Comment
  SEINET10460866  Nemacladus sigmoideus Roose 1952-5-10 ROOSE 5634 San Bernardino 853 Comment
  SEINET13387085 Image available Achnatherum hymenoides J. C. Roos 1965-1 San Bernardino Victorville, Mohave Desert Comment
  SEINET13944178 Image available Heracleum sphondylium J. C. Roos 1965-1 sn San Bernardino South fork of Santa Ana River, in meadow. San Bernardino Mountains. 7500 ft 2286 Comment
  SEINET13945591 Image available Kallstroemia parviflora A. R. Roos 1950-1 sn San Bernardino N side of Clark Mt., eastern Mojave desert Comment
  SEINET14423443  Bromus marginatus J. C. Roos San Bernardino Barton Flats, San Bernadino Mts. Comment
  UCD133287  Hulsea vestita J. C. Roos 1943-7-4 2718 San Bernardino Sugarloaf Mountain, San Bernardino Mountains. 2987 Comment
  UCD162381  Salpichroa origanifolia J. C. Roos 1965-6-29 San Bernardino Bloomington. Comment
  UCD98830  Dysphania pumilio A. R. Roos 1937-7-14 s.n. San Bernardino Santa Ana River, near Waterman Avenue. Comment
  UCSB37358  Salpichroa origanifolia Roos, John 1965-6-29 San Bernardino Bloomington Comment
  UCSB37891  Ivesia jaegeri Roos, John 1949-6-24 San Bernardino N. side of Clark Mtn. Comment



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