Search Results — 2000 specimen records retrieved (1843 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;   
Map/download results:

BerkeleyMapper with layers and yellow flags

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(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/cch_archive/).
 Records are made available under the CCH Data Use Terms.

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? 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-BC106152  Brickellia desertorum John Roos; Lucille Roos 1950-9-20 4993 San Bernardino N.W. base of Blue (Rattlesnake) Mtn. at east end DeBerry Stree, Midway beetween Loma Linda and Highgrove. 381 Comment
  CAS-BOT-BC106153  Brickellia desertorum John Roos; Lucille Roos 1950-10-7 4999 San Bernardino West end of Palm Ave. at foot of hills, 2 miles south of Colton 304 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-BC112369  Fimbristylis thermalis John C. Roos; L. Roos 1951-8-25 5197 San Bernardino Arrowhead Hot Springs, San Bernardino Mtns. 609 Comment
  CAS-BOT-BC137484  Aristida purpurea var. wrightii John Roos; Lucille Roos 1952-5-11 5655 San Bernardino Scott's Canyon 2.5 miles southeast of Loma Linda. 426 Comment
  CAS-BOT-BC143380  Horkelia wilderae J. C. Roos 1955-8-20 6505 San Bernardino Barton Flats near Barton Creek, San Bernardino Mountains 1889 Comment
  CAS-BOT-BC145627  Bouteloua eriopoda John C. Roos 1950-9-3 4975 San Bernardino Canyon slope south of Clark Mountain, northwest of Mountain Pass, eastern Mohave Desert. 1828 Comment
  CAS-BOT-BC148010  Rubus leucodermis J. C. Roos 1965-7-17 s.n. San Bernardino Barton Flats, San Bernardino Mtns. 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-BC161805  Bromus rubens J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek, near Fallsvale, San Bernardino Mountains. Comment
  CAS-BOT-BC164940  Clarkia rhomboidea J. C. Roos 1965-6-12 s.n. San Bernardino Igo's near Mountain Home Village and Mill Creek, San Bernardino Mtns. Comment
  CAS-BOT-BC169156  Atriplex lentiformis John Roos 1950-10-31 5022 San Bernardino 237 South Waterman Ave., San Bernardino 320 Comment
  CAS-BOT-BC170143  Alnus rhombifolia J. C. Roos 1965-9-11 s.n. San Bernardino Mill Creek, San Bernardino Mountains 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-BC177316  Astragalus acutirostris John Roos; Lucille Roos 1952-5-10 5631 San Bernardino Kramer Hills, [Mohave] Mojave Desert 853 Comment
  CAS-BOT-BC186242  Ribes roezlii var. roezlii J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek near Fallsvale, San Bernardino Mtns. Comment
  CAS-BOT-BC189619  Plagiobothrys torreyi John Roos; Lucille Roos 1951-6-9 5062 San Bernardino Running Springs, San Bernardino Mountains 1828 Comment
  CAS-BOT-BC197183  Echinochloa crus-galli J. C. Roos 1965-7-4 s.n. San Bernardino Loma Linda 304 Comment
  CAS-BOT-BC199962  Vulpia microstachys var. ciliata John Roos; Lucille Roos 1951-6-9 5060 San Bernardino San Bernardino Mts. 1767 Comment
  CAS-BOT-BC204489  Eragrostis cilianensis J. C. Roos 1937-11-12 s.n. San Bernardino Loma Linda 304 Comment
  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-BC210916  Achnatherum parishii subsp. depauperatum J. C. Roos; A. R. Roos 1950-8-5 4895 San Bernardino North slope Clark Mtn., about 1 1/2 miles S.W. of Coliseum Mine, eastern Mohave [Mojave] Desert 1737 Comment
  CAS-BOT-BC213893  Elymus trachycaulus subsp. trachycaulus J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mountains Comment
  CAS-BOT-BC216429  Achnatherum lettermanii J. C. Roos 1965-7-17 s.n. San Bernardino Stetson Creek, Barton Flats, San Bernardino Mountains Comment
  CAS-BOT-BC216899  Achnatherum occidentale J. C. Roos 1981-9-1 s.n. San Bernardino Barton Flats, San Bernardino Mountains Comment
  CAS-BOT-BC221819  Enneapogon desvauxii J. C. Roos 1950-9-3 4970 San Bernardino South side Clark Mtn., Mojave Desert 1828 Comment
  CAS-BOT-BC223145  Galium johnstonii J. C. Roos 1965-7-17 s.n. San Bernardino Kilpecker Creek, San Bernardino Mtns. 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-BC233460  Nicotiana glauca J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda 304 Comment
  CAS-BOT-BC233730  Portulaca halimoides John C. Roos 1950-9-1 4951 San Bernardino Valley Wells, eastern Mohave Desert 1127 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-BC236666  Sporobolus airoides J. C. Roos 1965-6-7 s.n. San Bernardino Victorville Comment
  CAS-BOT-BC237528  Polypogon viridis J. C. Roos; A. C. Sanders 1965-6-12 s.n. San Bernardino Igo's near Mountain Home Village and Mill Creek, San Bernardino Mountains Comment
  CAS-BOT-BC238206  Cordylanthus tecopensis John C. Roos 1954-7-18 6203 San Bernardino Saratoga Springs, Mohave [Mojave] Desert 60 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-BC243472  Schismus barbatus J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek near Fallsvale, San Bernardino Mtns. Comment
  CAS-BOT-BC246076  Sambucus nigra subsp. caerulea J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda 304 Comment
  CAS-BOT-BC262704  Muhlenbergia californica J. C. Roos 1962-9-29 s.n. San Bernardino Mill Creek, San Bernardino Mtns. 2042 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-BC265555  Eriogonum parishii J. C. Roos 1965-10-2 s.n. San Bernardino Camp Angelus, San Bernardino Mtns. Comment
  CAS-BOT-BC274547  Leymus triticoides J. C. Roos 1965-6-16 s.n. San Bernardino Victorville 914 Comment
  CAS-BOT-BC282998  Eriochloa lemmonii John C. Roos 1951-8-4 5080 San Bernardino South end Mountain View Ave., San Bernardino Valley 365 Comment
  CAS-BOT-BC284148  Eragrostis pectinacea var. pectinacea J. C. Roos 1965-7-5 s.n. San Bernardino Loma Linda 304 Comment
  CAS-BOT-BC284732  Hordeum jubatum 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-BC287505  Ericameria laricifolia John C. Roos 1950-9-1 4956 San Bernardino Vicinity of Coliseum Mine, Clark Mts, Eastern Mojave Desert 1615 Comment
  CAS-BOT-BC291044  Dyssodia papposa John Roos; Lucille Roos 1952-5-1 5056 a San Bernardino Corner of Central and Anderson, Loma Linda 335 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-BC294857  Erigeron breweri var. porphyreticus John Roos; Lucille Roos 1949-6-27 4509 San Bernardino High ridge, Kingston Mts. NE San Bernardino Co. 2133 Comment
  CAS-BOT-BC294858  Erigeron breweri var. porphyreticus John Roos; Lucille Roos 1949-6-27 4508 San Bernardino N. side Kingston Mts., NE San Bernardino Co. 1828 Comment
  CAS-BOT-BC298557  Erigeron divergens J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Ana Canyon, near the Heart Bar area, San Bernardino Mtns. Comment
  CAS-BOT-BC305797  Helianthus nuttallii J. C. Roos 1965-9-22 s.n. San Bernardino Near the cement plant, Victorville Comment
  CAS-BOT-BC305800  Helianthus petiolaris John Roos; Lucille Roos 1951-9-9 5199 San Bernardino Highway 99 at Etiwanda Ave. between Ontario and Fontana 304 Comment
  CAS-BOT-BC310856  Heterotheca sessiliflora subsp. fastigiata J. C. Roos 1965-9-11 s.n. San Bernardino In Mill Creek Canyon, San Bernardino Mtns. 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-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-BC328912  Tetradymia argyraea J. C. Roos 1950-9-2 4965 San Bernardino 1 mile SE of Coliseum Mine, Clark Mtns., Mojave Desert 1615 Comment
  CAS-BOT-BC328916  Tetradymia argyraea John C. Roos 1949-6-25 3560 San Bernardino Below Coliseum Mine, Clark Mtns., northeast part of county 1615 Comment
  CAS-BOT-BC328927  Tetradymia argyraea J. C. Roos; A. R. Roos 1950-8-6 4908 San Bernardino 0.1 miles south of Tecopa Pass, Kingston Mtns., Mojave Desert 1524 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-BC329386  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-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-BC340046  Tetradymia comosa J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda Hills 304 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-BC38171  Caulanthus amplexicaulis J. C. Roos 1947-6-21 3690 San Bernardino San Bernardino Mountains. Roadside near Big Bear Lake. 1889 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-BC419365  Persicaria punctata J. C. Roos 13 September s.n. San Bernardino Victorville. Mojave River bottom Comment
  CAS-BOT-BC422177  Rumex californicus J. C. Roos 1965-7-17 s.n. San Bernardino Dry Lake, San Bernardino Mtns. Comment
  CAS-BOT-BC424353  Heuchera rubescens J. C. Roos 1965-7-31 119 San Bernardino South Fork, on a rocky north-facing bank with Sedum niveum. San Bernardino Mtns. 2286 Comment
  CAS-BOT-BC434563  Boerhavia wrightii John Roos; Lucille Roos 1950-10-21 5018 San Bernardino Twenty-nine Palms, Mohave Desert. 579 Comment
  CAS-BOT-BC63029  Frangula californica subsp. californica J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek near Fallsvale, San Bernardino Mts. Comment
  CAS-BOT-BC73711  Celtis reticulata J. C. Roos 1962-8-4 s.n. San Bernardino Yucaipa - 0.3 miles west of the intersection of Bryant St. and Oak Glen Road. In Wilson Creek Wash. 822 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-BC76299  Canbya candida John Roos; Lucille Roos 1952-5-10 5633 San Bernardino Kremer Hills, Mohave Desert. 853 Comment
  CAS-BOT-BC84677  Anthemis cotula J. C. Roos 1965-6-29 s.n. San Bernardino Bryn Mawr 304 Comment
  CAS-BOT-BC90124  Artemisia biennis John C. Roos 1946-8-29 2776 San Bernardino Eagle Point, Bear Valley, San Bernardino Mts. 2042 Comment
  CAS-BOT-BC90844  Artemisia nova John C. Roos 1946-8-29 2768 San Bernardino Eagle Point, Bear Valley, San Bernardino Mts. 2042 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-A1528-1001B  Rumex triangulivalvis John C. Roos 1937-7-29 1982 San Bernardino Bluff Lake 2316 Comment
  CLARK-A1528-1002  Calyptridium parryi subsp. parryi John C. Roos 1937-7-21 2001 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1014  Leptodactylon californicum John C. Roos 1941-5-13 133 San Bernardino San Bernardino Mountains 761 Comment
  CLARK-A1528-1017  Silene menziesii subsp. dorrii John C. Roos 1937-7-21 2003 San Bernardino San Bernardino Mountains 1920 Comment
  CLARK-A1528-1018  Chrysothamnus nauseosus subsp. ceruminosus John C. Roos 1936-11-4 1528 San Bernardino Victorville 822 Comment
  CLARK-A1528-1020  Heterocodon rariflorum John C. Roos 1937-7-29 1976 San Bernardino San Bernardino Mountains 2316 Comment
  CLARK-A1528-1021  Sidalcea pedata John C. Roos 1937-7-29 1980 San Bernardino San Bernardino Mountains 2316 Comment
  CLARK-A1528-1023  Heterocodon rariflorum John C. Roos 1937-5-29 San Bernardino San Bernardino Mountains 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-A1528-1038  Veronica americana John C. Roos 1937-7-21 San Bernardino San Bernardino Mountains 1920 Comment
  CLARK-A1528-1044  Artemisia tridentata subsp. tridentata Alfred R. Roos 1948-10-29 San Bernardino Cajon Pass 1219 Comment
  CLARK-A1528-1045  Artemisia tridentata subsp. tridentata Alfred R. Roos 1948-10-29 San Bernardino Cajon Pass 1219 Comment
  CLARK-A1528-1052  Acer negundo subsp. californicum John C. Roos 1936-7-26 697 San Bernardino Live Oak Canyon 609 Comment
  CLARK-A1528-1060  Solidago confinis John C. Roos 1937-7-27 1971 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1070  Madia minima John C. Roos 1937-6-5 1470 San Bernardino San Bernardino Mountains 1523 Comment
  CLARK-A1528-1071  Taraxacum californicum John C. Roos 1937-7-28 1972 San Bernardino San Bernardino Mountains 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-A1528-112  Amaranthus palmeri John C. Roos 1951-9-19 5223 San Bernardino Loma Linda Comment
  CLARK-A1528-1133  Suaeda torreyana John C. Roos 1937-7-14 393 San Bernardino San Bernardino 304 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-A1528-1178  Quercus kelloggii John C. Roos 1946-9-1 2981 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1197  Grayia spinosa John C. Roos 1941-4-5 193 San Bernardino Dry Morongo Canyon Comment
  CLARK-A1528-1204  Datura stramonium John C. Roos 1939-9-9 San Bernardino Mentone Comment
  CLARK-A1528-1205  Physalis philadelphica John C. Roos 1940-10-26 220 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-1208  Solanum xanti var. montanum John C. Roos 1937-7-27 1969 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1211  Solanum triflorum John C. Roos 1950-9-1 4957 San Bernardino Clark Mountains 1615 Comment
  CLARK-A1528-1227  Castilleja cinerea John C. Roos 1943-7-4 2716 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1229  Collinsia childii John C. Roos 1937-6-5 1514 San Bernardino Crestline 1523 Comment
  CLARK-A1528-1230  Collinsia parviflora John C. Roos 1937-6-5 1515 San Bernardino Crestline 1523 Comment
  CLARK-A1528-1236  Cordylanthus filifolius John C. Roos 1940-9-1 231 San Bernardino Cajon Pass 761 Comment
  CLARK-A1528-1242  Danthonia californica John C. Roos 1937-7-29 414 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1254  Sporobolus flexuosus John C. Roos 1950-9-1 4949 San Bernardino Valley Wells 1127 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-A1528-1265  Deschampsia elongata John C. Roos 1937-7-22 407 San Bernardino San Bernardino Mountains 1828 Comment
  CLARK-A1528-1275  Bromus japonicus John C. Roos 1943-6-22 2711 San Bernardino San Bernardino County Hospital 304 Comment
  CLARK-A1528-1307  Pterospora andromedea John C. Roos 1937-7-20 1993 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1310  Frasera albomarginata John C. Roos 1950-9-2 4967 San Bernardino Clark Mountains 1706 Comment
  CLARK-A1528-1324  Prunella vulgaris subsp. lanceolata John C. Roos 1937-7-21 2007 San Bernardino San Bernardino Mountains 1920 Comment
  CLARK-A1528-1330  Trichostema lanceolatum John C. Roos 1940-9-1 243 San Bernardino Loma Linda Comment
  CLARK-A1528-1354  Galium bifolium John C. Roos 1937-7-29 1974 San Bernardino San Bernardino Mountains 2316 Comment
  CLARK-A1528-1374  Acer glabrum John C. Roos 1940-5-11 837 San Bernardino San Bernardino Mountains 2042 Comment
  CLARK-A1528-1384  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-A1528-1404  Amaranthus retroflexus John C. Roos 1951-9-17 5217 San Bernardino Loma Linda 304 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-A1528-1436  Hydrocotyle verticillata John C. Roos 1950-8-7 4917 San Bernardino Mojave Desert 396 Comment
  CLARK-A1528-1443  Lomatium nevadense var. parishii John C. Roos 1967-5-30 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1457  Tauschia parishii John C. Roos 1937-5-28 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1458  Tauschia parishii John C. Roos 1947-6-27 3725 San Bernardino San Bernardino Mountains|South Fork 2194 Comment
  CLARK-A1528-1459  Sphenosciadium capitellatum John C. Roos 1937-7-22 1680 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-147  Ambrosia psilostachya var. californica John C. Roos 1951-9-24 5243 San Bernardino Loma Linda Comment
Read comments
Aug 20 2014
  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-A1528-150  Anthemis cotula John C. Roos 1951-9-21 5245 San Bernardino Loma Linda Comment
  CLARK-A1528-1504  Allium fimbriatum John C. Roos 1947-6-21 3704 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1505  Allium fimbriatum John C. Roos 1952-5-17 5683 San Bernardino Mojave Desert 1127 Comment
Read comments
Dec 24 2016
  CLARK-A1528-1508  Allium haematochiton John C. Roos 1937-3-10 639 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1510  Allium nevadense var. cristatum John C. Roos 1949-5-29 4369 San Bernardino Clark Mountain 1676 Comment
  CLARK-A1528-1516  Bloomeria crocea John C. Roos 1948-5-22 3867 San Bernardino San Timoteo Canyon Comment
  CLARK-A1528-1524  Dichelostemma pulchellum John C. Roos 1948-4-29 2910 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-1528  Acamptopappus shockleyi John C. Roos 1949-5-29 3533 San Bernardino Clark Mountain 1341 Comment
  CLARK-A1528-1530  Achillea millefolium John C. Roos 1965-6-12 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1558  Artemisia bigelovii John C. Roos 1950-9-3 4973 San Bernardino Clark Mountain 1828 Comment
  CLARK-A1528-1565  Artemisia douglasiana John C. Roos 1965-10-2 San Bernardino Mentone 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-A1528-1584  Artemisia nova John C. Roos 1948-9-18 San Bernardino Clark Mountains Comment
  CLARK-A1528-1601  Artemisia tridentata John C. Roos 1946-9-21 3049 San Bernardino San Bernardino Mountains 1828 Comment
  CLARK-A1528-1602  Aster ascendens John C. Roos 1946-9-21 3080 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1606  Aster exilis John C. Roos 1949-9-25 4668 San Bernardino Loma Linda Comment
  CLARK-A1528-161  Ambrosia acanthicarpa John C. Roos 1951-9-24 5242 San Bernardino Loma Linda Comment
Read comments
Aug 20 2014
  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-A1528-1660  Brickellia californica John C. Roos 1948-9-18 4057 San Bernardino Clark Mountains 1523 Comment
  CLARK-A1528-1666  Brickellia desertorum John C. Roos 1957-10-19 6658 San Bernardino Loma Linda 438 Comment
  CLARK-A1528-1676  Brickellia incana John C. Roos, Alfred R. Roos 1950-8-5 4902 San Bernardino Clark Mountain Range 1554 Comment
  CLARK-A1528-1706  Chrysothamnus depressus John C. Roos 1948-9-18 4061 San Bernardino Clark Mountain Comment
  CLARK-A1528-1718  Chrysothamnus nauseosus John C. Roos 1948-9-18 4060 San Bernardino Clark Mountain 1828 Comment
  CLARK-A1528-1719  Chrysothamnus nauseosus John C. Roos, Lucille Roos 1950-10-17 5010 San Bernardino Little Pigeon Pass 320 Comment
  CLARK-A1528-1720  Chrysothamnus nauseosus John C. Roos 1946-9-28 3097 San Bernardino San Bernardino Mountains 2255 Comment
  CLARK-A1528-1721  Chrysothamnus nauseosus John C. Roos 1950-10-11 5002 San Bernardino Cajon Pass 975 Comment
  CLARK-A1528-1722  Chrysothamnus nauseosus John C. Roos 1950-10-11 5005 San Bernardino Mojave Desert 914 Comment
  CLARK-A1528-1726  Chrysothamnus nauseosus John C. Roos 1950-10-11 5004 San Bernardino 1066 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-A1528-1744  Chrysothamnus viscidiflorus John C. Roos 1941-10-18 856 San Bernardino San Bernardino Mountains 2621 Comment
  CLARK-A1528-1760  Chaenactis santolinoides John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1792  Crepis acuminata John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1793  Gnaphalium microcephalum John C. Roos 1961-10-28 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1808  Encelia californica John C. Roos 1965-6-20 San Bernardino Ontario 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-A1528-1827  Erigeron lonchophyllus John C. Roos 1966-8-6 San Bernardino San Bernardino Mountains 2438 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-A1528-1832  Eriophyllum ambiguum John C. Roos 1937-4-26 2112 San Bernardino Providence Mountains Comment
  CLARK-A1528-1833  Eriophyllum confertiflorum var. tridactylum John C. Roos 1937-5-29 2451 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1836  Eriophyllum confertiflorum John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1842  Filago depressa John C. Roos 1959-3-28 San Bernardino Mojave Desert Comment
  CLARK-A1528-1854  Galinsoga parviflora John C. Roos 1968-9-7 San Bernardino San Bernardino Mountains 1523 Comment
  CLARK-A1528-1855  Galinsoga parviflora John C. Roos 1954-5-11 6116 San Bernardino Loma Linda 320 Comment
  CLARK-A1528-1858  Gnaphalium peregrinum John C. Roos 1952-6-23 5785 San Bernardino Loma Linda Comment
  CLARK-A1528-1864  Gutierrezia microcephala John C. Roos 1950-8-4 San Bernardino Clark Mountain Comment
  CLARK-A1528-1865  Gutierrezia microcephala John C. Roos 1946-9-21 3045 San Bernardino Lucerne Valley 883 Comment
  CLARK-A1528-1874  Haplopappus acradenius subsp. eremophilus John C. Roos 1942-10-24 2579 San Bernardino Twentynine Palms Oasis Comment
  CLARK-A1528-1878  Haplopappus cooperi John C. Roos 1965-5-20 San Bernardino Hesperia Comment
  CLARK-A1528-1879  Haplopappus cuneatus John C. Roos 1949-8-13 4609 San Bernardino New York Mountains 1828 Comment
  CLARK-A1528-1889  Haplopappus gracilis John C. Roos 1947-6-23 4466 San Bernardino Lanfair Valley 1310 Comment
  CLARK-A1528-1894  Haplopappus venetus subsp. vernonioides John C. Roos 1951-9-24 5248 San Bernardino Loma Linda Comment
Read comments
Aug 20 2014
  CLARK-A1528-1899  Haplopappus palmeri John C. Roos 1946-10-23 3133 San Bernardino Loma Linda Comment
  CLARK-A1528-1927  Hemizonia ramosissima John C. Roos 1965-6-27 San Bernardino Loma Linda Hills 1000+ ft Comment
  CLARK-A1528-1928  Heterotheca grandiflora John C. Roos 1951-9-19 5224 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-1943  Hieracium albiflorum John C. Roos 1937-7-20 2470 San Bernardino San Bernardino Mountains 1981 Comment
  CLARK-A1528-1955  Hulsea vestita John C. Roos 1939-6-3 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-A1528-1964  Hymenopappus filifolius var. lugens John C. Roos 1937-7-20 1174 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1967  Hymenopappus filifolius John C. Roos 1949-6-24 4481 San Bernardino Clark Mountains 2133 Comment
  CLARK-A1528-1968  Hymenoxys cooperi John C. Roos 1949-6-23 4459 San Bernardino New York Mountains 1554 Comment
  CLARK-A1528-1969  Hypochaeris glabra John C. Roos 1948-4-29 2901 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-1974  Iva axillaris John C. Roos 1946-9-21 3086 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1977  Lasthenia chrysostoma John C. Roos 1949-4-30 4277 San Bernardino 883 Comment
  CLARK-A1528-1988  Lepidospartum squamatum John C. Roos 1965-10-2 San Bernardino San Bernardino Mountains 975 Comment
  CLARK-A1528-1994  Leucelene ericoides John C. Roos 1949-6-19 4398 San Bernardino Clark Mountain 1889 Comment
  CLARK-A1528-1995  Machaeranthera canescens John C. Roos 1937-7-22 1163 San Bernardino San Gorgonio Wilderness Comment
  CLARK-A1528-2036  Antennaria media John C. Roos 1946-9-4 2964 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2040  Brickellia arguta John C. Roos 1941-4-5 188 San Bernardino Dry Morongo Canyon Comment
  CLARK-A1528-2055  Pluchea purpurascens John C. Roos 1951-9-24 5246 San Bernardino Loma Linda 304 Comment
Read comments
Aug 20 2014
  CLARK-A1528-2074  Raillardella argentea John C. Roos 1946-9-4 2951 San Bernardino San Bernardino Mountains 3413 Comment
  CLARK-A1528-2077  Sanvitalia abertii John C. Roos 1950-9-1 4954 San Bernardino Clark Mountain 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-A1528-2084  Senecio ionophyllus John C. Roos 1964-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2088  Senecio serra John C. Roos 1941-8-27 31 San Bernardino Mount San Gorgonio 3200 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-A1528-2117  Tetradymia argyraea John C. Roos 1949-5-29 4376 San Bernardino Clark Mountains 1645 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-A1528-2156  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-A1528-2163  Senecio multilobatus John C. Roos 1949-5-28 4350 San Bernardino Clark Mountain 1889 Comment
  CLARK-A1528-2166  Erigeron aphanactis var. congestus John C. Roos 1946-9-4 San Bernardino San Bernardino Mountains 3489 Comment
  CLARK-A1528-2170  Eriophyllum lanatum var. obovatum John C. Roos 1937-7-31 1992 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2171  Lepidospartum latisquamum John C. Roos 1950-9-3 4971 San Bernardino Clark Mountains 1889 Comment
  CLARK-A1528-2180  Viguiera deltoidea var. parishii John C. Roos 1949-6-26 4496 San Bernardino Clark Mountain 1462 Comment
  CLARK-A1528-2183  Gnaphalium beneolens John C. Roos 1947-8-23 3741 San Bernardino Loma Linda 426 Comment
  CLARK-A1528-2192  Sanvitalia abertii John C. Roos 1950-9-1 4954 San Bernardino Clark Mountain 1645 Comment
  CLARK-A1528-2196  Tetradymia argyraea John C. Roos 1950-8-6 4908 San Bernardino Kingston Mountains 1523 Comment
  CLARK-A1528-2215  Cryptantha intermedia John C. Roos 1947-2-20 3276 San Bernardino Loma Linda Comment
  CLARK-A1528-2218  Cryptantha jamesii John C. Roos 1947-6-21 3687 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2219  Cryptantha jamesii var. abortiva John C. Roos 1937-7-21 San Bernardino Lost Creek 1981 Comment
  CLARK-A1528-2221  Cryptantha micrantha subsp. lepida John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2245  Lappula redowskii John C. Roos 1967-5-30 San Bernardino San Bernardino Mountains 2285 Comment
  CLARK-A1528-2253  Pectocarya platycarpa John C. Roos 1937-4-25 1837 San Bernardino Chambless Comment
  CLARK-A1528-2256  Polycarpon tetraphyllum John C. Roos 1952-8-27 5887 San Bernardino San Bernardino Valley 335 Comment
  CLARK-A1528-2272  Berberis fremontii John C. Roos 1949-6-23 4461 San Bernardino New York Mountains 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-A1528-2286  Arabis parishii John C. Roos 1967-5-30 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2290  Arabis pulchra John C. Roos 1947-6-27 3717 San Bernardino San Bernardino Mountains 2133 Comment
Read comments
Oct 22 2014
  CLARK-A1528-2306  Coronopus didymus John C. Roos 1953-4-16 5913 San Bernardino Loma Linda 320 Comment
  CLARK-A1528-2320  Lepidium dictyotum John C. Roos 1950-4-7 4725 San Bernardino Rabbit Springs Comment
  CLARK-A1528-2334  Lunaria annua John C. Roos 1966-5-14 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-A1528-2344  Streptanthus bernardinus John C. Roos 1937-7-28 2190 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2347  Thelypodium integrifolium John C. Roos 1946-9-21 3046 San Bernardino San Bernardino Mountains 1081 Comment
  CLARK-A1528-2349  Thelypodium lasiophyllum John C. Roos 1947-3-8 3315 San Bernardino San Bernardino Mountains 1005 Comment
  CLARK-A1528-2350  Thelypodium lasiophyllum John C. Roos 1947-3-8 3315 San Bernardino San Bernardino Mountains 1005 Comment
  CLARK-A1528-2353  Thysanocarpus curvipes John C. Roos 1937-4-26 San Bernardino Providence Mountains Comment
  CLARK-A1528-2362  Opuntia ramosissima John C. Roos 1937-4-26 San Bernardino Providence Mountains Comment
  CLARK-A1528-2372  Nemacladus gracilis John C. Roos 1937-5-30 1976 San Bernardino Comment
  CLARK-A1528-2393  Isomeris arborea John C. Roos 1942-1-1 873 San Bernardino Crystal Mine Comment
  CLARK-A1528-2400  Amaranthus blitoides John C. Roos 1940-9-14 232 a San Bernardino Comment
  CLARK-A1528-2401  Amaranthus deflexus John C. Roos 1965-6-20 San Bernardino Loma Linda Comment
  CLARK-A1528-2403  Amaranthus palmeri John C. Roos 1951-9-19 5223 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-2419  Draba corrugata John C. Roos 1937-7-17 2201 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-2422  Arabis parishii John C. Roos 1943-7-4 2720 San Bernardino San Bernardino Mountains 2986 Comment
Read comments
Jul 3 2014
  CLARK-A1528-2423  Arabis platysperma John C. Roos 1936-7-30 948 San Bernardino San Bernardino Mountains 3291 Comment
  CLARK-A1528-243  Helianthus annuus subsp. lenticularis John C. Roos 1951-9-19 5229 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-2448  Arenaria macradenia var. parishiorum John C. Roos 1937-4-25 2104 San Bernardino Providence Mountains 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-A1528-2452  Cerastium vulgatum John C. Roos 1946-9-28 3098 San Bernardino San Bernardino Mountains 2224 Comment
  CLARK-A1528-2462  Silene antirrhina John C. Roos 1955-6-2 San Bernardino Loma Linda Comment
  CLARK-A1528-2470  Silene parishii John C. Roos 1936-7-30 946 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2473  Silene verecunda subsp. platyota John C. Roos 1941-8-27 probably 41 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-2481  Stellaria longipes John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2506  Atriplex serenana John C. Roos 1946-8-26 2933 San Bernardino Loma Linda Comment
Read comments
Jan 21 2015
  CLARK-A1528-2526  Atriplex lentiformis John C. Roos 1950-8-7 4918 San Bernardino China Ranch 396 Comment
Read comments
Dec 1 2014
  CLARK-A1528-253  Lactuca serriola f. integrifolia John C. Roos 1951-9-15 5203 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-2548  Atriplex polycarpa John C. Roos 1965-7-6 San Bernardino Victorville Comment
  CLARK-A1528-2550  Bassia hyssopifolia John C. Roos 1965-7-3 San Bernardino Loma Linda Comment
  CLARK-A1528-2551  Bassia hyssopifolia John C. Roos 1946-9-21 3060 San Bernardino Lucerne Valley Comment
  CLARK-A1528-2560  Chenopodium fremontii John C. Roos 1950-9-2 4966 San Bernardino Clark Mountain 1645 Comment
  CLARK-A1528-2562  Chenopodium fremontii John C. Roos 1937-7-21 2363 San Bernardino San Bernardino Mountains 1950 Comment
  CLARK-A1528-2563  Chenopodium incanum John C. Roos 1949-6-22 4456 San Bernardino New York Mountains 1493 Comment
  CLARK-A1528-2571  Chenopodium pumilio John C. Roos 1937-7-14 San Bernardino Santa Ana River Comment
  CLARK-A1528-2573  Chenopodium pumilio John C. Roos 1965-7-4 San Bernardino Loma Linda Comment
  CLARK-A1528-2581  Grayia spinosa John C. Roos 1966-4-6 San Bernardino Mojave Desert Comment
  CLARK-A1528-2604  Suaeda torreyana var. ramosissima John C. Roos 1937-8-25 2021 San Bernardino Baker Comment
  CLARK-A1528-2609  Calystegia sepium var. communis John C. Roos, Alfred R. Roos 1950-8-7 4919 San Bernardino China Ranch 396 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-A1528-2624  Dudleya saxosa John C. Roos 1937-5-29 1790 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2627  Silene antirrhina John C. Roos 1941-5-6 153 San Bernardino Loma Linda Comment
  CLARK-A1528-2630  Silene verecunda subsp. platyota John C. Roos 1936-7-30 950 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-2641  Euphorbia peplus John C. Roos 1965-6-20 San Bernardino Loma Linda Comment
  CLARK-A1528-2665  Juniperus osteosperma John C. Roos 1937-8-25 739 San Bernardino New York Mountains Comment
  CLARK-A1528-2667  Juniperus osteosperma John C. Roos 1950-8-4 San Bernardino Clark Mountain Comment
  CLARK-A1528-2674  Ephedra viridis John C. Roos 1950-8-4 San Bernardino Clark Mountain Comment
  CLARK-A1528-2677  Arctostaphylos patula John C. Roos 1968-9-21 San Bernardino San Bernardino Mountains 2438 Comment
  CLARK-A1528-2678  Arctostaphylos pungens John C. Roos 1949-6-21 4435 San Bernardino New York Mountains 2133 Comment
  CLARK-A1528-2684  Pyrola picta John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains 2590 Comment
  CLARK-A1528-2695  Eremocarpus setiger John C. Roos 1940-8-27 San Bernardino Loma Linda Comment
  CLARK-A1528-2707  Euphorbia revoluta John C. Roos 1950-8-4 4891 San Bernardino Clark Mountain Range 1219 Comment
  CLARK-A1528-2711  Ricinus communis John C. Roos 1937-9-5 2554 San Bernardino Loma Linda Comment
  CLARK-A1528-2712  Stillingia linearifolia John C. Roos 1947-2-20 3271 San Bernardino Loma Linda Comment
  CLARK-A1528-2713  Stillingia paucidentata John C. Roos 1937-5-30 1544 San Bernardino Kramer Junction Comment
  CLARK-A1528-2724  Amorpha californica John C. Roos 1943-7-3 2729 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2733  Astragalus coccineus John C. Roos 1941-4-5 186 San Bernardino Little San Bernardino Mountains Comment
  CLARK-A1528-2740  Astragalus douglasii John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains 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-A1528-2788  Cucurbita foetidissima John C. Roos 1952-6-13 5764 San Bernardino Reche Canyon 365 Comment
  CLARK-A1528-2795  Lotus argyraeus subsp. multicaulis John C. Roos 1949-6-21 3556 San Bernardino New York Peak 2224 Comment
  CLARK-A1528-2798  Lotus grandiflorus John C. Roos 1937-5-28 1687 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2799  Lotus grandiflorus John C. Roos 1965-6-16 San Bernardino Comment
  CLARK-A1528-2835  Lupinus formosus John C. Roos 1937-5-9 San Bernardino Oak Glen Comment
  CLARK-A1528-2844  Lupinus latifolius John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2866  Oxytropis oreophila John C. Roos 1946-9-4 2952 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2873  Psoralea castorea John C. Roos 1952-5-10 5642 San Bernardino 822 Comment
  CLARK-A1528-2882  Trifolium wormskioldii John C. Roos 1950-8-12 4933 San Bernardino San Bernardino Mountains 2194 Comment
  CLARK-A1528-2886  Trifolium monanthum subsp. grantianum John C. Roos 1937-7-21 2362 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2891  Trifolium variegatum John C. Roos 1937-4-26 1693 San Bernardino Providence Mountains Comment
  CLARK-A1528-2892  Trifolium variegatum John C. Roos 1937-5-28 1688 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-A1528-2906  Quercus turbinella John C. Roos 1949-6-22 4452 San Bernardino New York Mountains 1737 Comment
  CLARK-A1528-2919  Quercus dumosa John C. Roos, Lucille Roos 1952-11-1 5907 San Bernardino San Bernardino Valley 365 Comment
  CLARK-A1528-2926  Quercus kelloggii John C. Roos 1946-9-15 3013 San Bernardino San Bernardino Mountains 2224 Comment
  CLARK-A1528-2953  Frasera albomarginata John C. Roos 1949-6-20 4419 San Bernardino New York Mountains 1676 Comment
  CLARK-A1528-2961  Geranium carolinianum John C. Roos 1943-4-27 2630 San Bernardino Comment
Read comments
Dec 17 2016
  CLARK-A1528-2962  Geranium richardsonii John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains 2590 Comment
  CLARK-A1528-2963  Geranium richardsonii John C. Roos 1937-7-21 1183 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2972  Eriodictyon trichocalyx John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2976  Hesperochiron californicus John C. Roos 1951-6-11 4269 San Bernardino Lucerne Valley 883 Comment
  CLARK-A1528-2981  Nama hispida John C. Roos 1949-4-9 4221 San Bernardino Vidal 15' quadrangle Comment
  CLARK-A1528-2982  Nama rothrockii John C. Roos 1937-7-28 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2992  Myriophyllum exalbescens John C. Roos 1952-6-24 San Bernardino San Bernardino Comment
  CLARK-A1528-3000  Phacelia crenulata John C. Roos 1937-4-23 674 San Bernardino Twentynine Palms Comment
  CLARK-A1528-303  Tetradymia axillaris John C. Roos 1970-5-11 San Bernardino Pinon Hills 1066 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-A1528-3060  Amelanchier utahensis John C. Roos 1949-5-28 4349 San Bernardino Clark Mountain 1889 Comment
  CLARK-A1528-3070  Rosa woodsii subsp. gratissima John C. Roos 1937-7-30 1973 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-3073  Cystopteris fragilis John C. Roos 1937-7-20 1991 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3092  Cheilanthes covillei John C. Roos 1941-11-15 872 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-A1528-310  Xanthium spinosum John C. Roos 1951-9-24 5247 San Bernardino Loma Linda Comment
Read comments
Aug 20 2014
  CLARK-A1528-3124  Salvia mohavensis John C. Roos 1949-6-25 4495 San Bernardino Clark Mountains 1645 Comment
  CLARK-A1528-3125  Salvia pachyphylla John C. Roos 1949-6-27 4507 San Bernardino Kingston Mountains 2133 Comment
  CLARK-A1528-3128  Scutellaria austiniae John C. Roos 1937-7-25 2360 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3129  Scutellaria austiniae John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3132  Stachys albens John C. Roos 1937-7-10 1791 San Bernardino Reche Canyon Comment
  CLARK-A1528-3142  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-A1528-3159  Mentzelia albicaulis John C. Roos 1937-4-23 545 San Bernardino Twentynine Palms Comment
  CLARK-A1528-3167  Mentzelia longiloba John C. Roos 1949-5-29 4373 San Bernardino Clark Mountain Range 1219 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-A1528-3187  Calochortus concolor John C. Roos, Lucille Roos 1952-6-14 5772 San Bernardino San Bernardino Mountains 1158 Comment
  CLARK-A1528-3188  Calochortus invenustus John C. Roos 1950-6-24 4841 San Bernardino San Bernardino Mountains 2224 Comment
  CLARK-A1528-3189  Calochortus invenustus John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3195  Calochortus nuttallii John C. Roos 1937-7-17 630 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-3204  Zigadenus brevibracteatus John C. Roos 1937-5-30 637 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3205  Zigadenus fremontii John C. Roos 1952-4-27 5582 San Bernardino Scotts Canyon 426 Comment
  CLARK-A1528-3209  Linum lewisii John C. Roos 1949-5-28 4365 San Bernardino Clark Mountain Range Comment
  CLARK-A1528-3213  Lythrum californicum John C. Roos 1952-6-24 5787 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-3232  Malacothamnus densiflorus John C. Roos 1960-6-5 San Bernardino Santa Ana Mountains 1066 Comment
Read comments
Dec 27 2017
  CLARK-A1528-3233  Malacothamnus fasciculatus subsp. laxiflorus John C. Roos 1943-8-14 2708 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3236  Malacothamnus orbiculatus John C. Roos 1942-11-28 2585 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3241  Sidalcea malviflora John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3242  Sidalcea neomexicana var. parviflora John C. Roos 1949-4-30 4267 San Bernardino Lucerne Valley 883 Comment
  CLARK-A1528-3246  Sphaeralcea ambigua subsp. monticola John C. Roos 1937-4-27 1657 San Bernardino Goffs Comment
  CLARK-A1528-3254  Abronia villosa John C. Roos 1937-5-30 2042 San Bernardino Victorville Comment
  CLARK-A1528-3268  Boerhavia coulteri John C. Roos 1950-9-3 4980 San Bernardino Valley Wells 1127 Comment
  CLARK-A1528-3277  Mirabilis bigelovii John C. Roos 1949-5-14 4298 San Bernardino Hesperia Comment
  CLARK-A1528-3279  Mirabilis froebelii John C. Roos 1949-5-29 4379 San Bernardino Clark Mountains Comment
  CLARK-A1528-3284  Oxybaphus coccineus John C. Roos 1949-6-20 3546 San Bernardino Kokoweed Peak 1523 Comment
  CLARK-A1528-3285  Forestiera neomexicana John C. Roos 1949-6-23 4470 San Bernardino Rock Springs 1493 Comment
  CLARK-A1528-3287  Forestiera neomexicana John C. Roos 1946-9-21 3066 San Bernardino Lucerne Valley Comment
  CLARK-A1528-3289  Fraxinus anomala John C. Roos 1949-5-28 San Bernardino Clark Mountain Comment
  CLARK-A1528-3295  Epilobium adenocaulon John C. Roos 1937-7-31 966 San Bernardino San Bernardino 304 Comment
  CLARK-A1528-3297  Epilobium brevistylum var. ursinum John C. Roos 1943-7-31 2694 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3299  Epilobium exaltatum John C. Roos 1965-7-31 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3304  Ludwigia repens John C. Roos 1965-9-15 San Bernardino Victorville Comment
  CLARK-A1528-3312  Zauschneria californica subsp. latifolia John C. Roos 1949-6-27 4505 San Bernardino Kingston Mountains 1676 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-A1528-3332  Gayophytum diffusum subsp. parviflorum John C. Roos 1947-8-9 3736 San Bernardino Bluff Lake Comment
  CLARK-A1528-3336  Clarkia dudleyana John C. Roos 1965-6-12 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-A1528-3375  Corallorhiza maculata John C. Roos 1965-7-31 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-3385  Habenaria sparsiflora John C. Roos 1965-9-11 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-A1528-3397  Oxalis corniculata John C. Roos 1949-11-18 4697 San Bernardino Loma Linda Hills 335 Comment
  CLARK-A1528-3407  Canbya candida John C. Roos 1958-4-19 San Bernardino Hesperia Comment
  CLARK-A1528-3408  Dendromecon rigida John C. Roos 1937-4-17 1385 San Bernardino Highlands Comment
  CLARK-A1528-3410  Eschscholzia glyptosperma John C. Roos 1965-6-10 San Bernardino Comment
  CLARK-A1528-3413  Eschscholzia minutiflora John C. Roos 1937-4-25 799 San Bernardino Comment
  CLARK-A1528-3427  Plantago lanceolata John C. Roos 1965-6-24 San Bernardino Ontario Comment
  CLARK-A1528-3433  Plantago aristata John C. Roos 1950-6-11 4831 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-3436  Plantago purshii John C. Roos 1949-6-23 4468 San Bernardino New York Mountains Comment
  CLARK-A1528-3441  Linanthus breviculus John C. Roos 1945-6-27 3724 San Bernardino San Bernardino Mountains 2285 Comment
  CLARK-A1528-3464  Linanthus breviculus John C. Roos 1965-6-26 San Bernardino Fish Creek Comment
  CLARK-A1528-3465  Linanthus ciliatus John C. Roos, Lucille Roos 1953-6-18 5921 San Bernardino San Bernardino Mountains 1523 Comment
  CLARK-A1528-3478  Linanthus nuttallii John C. Roos 1937-7-20 2365 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3485  Linanthus parryae John C. Roos, Lucille Roos 1952-5-10 5645 San Bernardino Adelanto 914 Comment
  CLARK-A1528-3487  Microsteris gracilis John C. Roos 1967-5-30 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3488  Eriastrum densifolium John C. Roos 1940-6-26 1588 San Bernardino Lytle Creek Comment
  CLARK-A1528-3508  Gilia latifolia John C. Roos 1949-4-30 4266 San Bernardino Lucerne Valley 883 Comment
  CLARK-A1528-3524  Ipomopsis aggregata John C. Roos 1948-9-18 4065 San Bernardino 1737 Comment
  CLARK-A1528-3525  Ipomopsis aggregata John C. Roos 1949-5-29 4378 San Bernardino Comment
  CLARK-A1528-3527  Ipomopsis polycladon John C. Roos, Lucille Roos 1952-5-10 5638 San Bernardino 838 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-A1528-3532  Leptodactylon pungens John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains 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-A1528-3558  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-A1528-3568  Notholaena sinuata var. cochisensis John C. Roos 1949-5-29 3532 San Bernardino Clark Mountain 1462 Comment
  CLARK-A1528-3584  Cheilanthes feei John C. Roos 1937-4-26 1800 San Bernardino Mitchell Caverns 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-A1528-3639  Eriogonum fasciculatum subsp. polifolium John C. Roos 1937-5-29 2050 San Bernardino Deep Creek Comment
  CLARK-A1528-3650  Eriogonum gracile John C. Roos, Lucille Roos 1951-9-29 5305 San Bernardino Warm Creek Comment
  CLARK-A1528-3651  Eriogonum heermannii subsp. argense John C. Roos 1946-9-21 3078 San Bernardino 1523 Comment
  CLARK-A1528-3652  Eriogonum heermannii subsp. floccosum John C. Roos 1950-9-3 4979 San Bernardino 1859 Comment
  CLARK-A1528-3662  Eriogonum kennedyi var. alpigenum John C. Roos 1941-8-27 42 San Bernardino Gorgonio Ridge 3352 Comment
  CLARK-A1528-3670  Eriogonum microthecum John C. Roos 1949-9-2 4646 San Bernardino Comment
  CLARK-A1528-3683  Eriogonum parishii John C. Roos 1966-8-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3692  Eriogonum plumatella John C. Roos 1965-7-21 San Bernardino Victorville Comment
  CLARK-A1528-3696  Eriogonum pusillum John C. Roos 1937-7-14 1817 San Bernardino San Bernardino Comment
  CLARK-A1528-3706  Eriogonum saxatile John C. Roos 1937-7-17 San Bernardino Comment
  CLARK-A1528-3714  Eriogonum umbellatum John C. Roos 1946-10-5 3117 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-3726  Eriogonum wrightii subsp. subscaposum John C. Roos 1937-7-22 1162 San Bernardino San Gorgonio Wilderness Comment
  CLARK-A1528-3735  Eriogonum fasciculatum John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3745  Eriogonum pusillum John C. Roos 1941-4-5 197 San Bernardino Dry Morongo Canyon 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-A1528-3760  Oxytheca parishii John C. Roos, Lucille Roos 1950-9-23 4991 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3761  Oxytheca perfoliata John C. Roos 1965-6-16 San Bernardino Comment
  CLARK-A1528-3762  Oxytheca perfoliata John C. Roos 1937-5-30 2054 San Bernardino Comment
  CLARK-A1528-3771  Polygonum amphibium var. emersum John C. Roos 1937-7-27 1964 San Bernardino San Bernardino Mountains 2042 Comment
  CLARK-A1528-3776  Polygonum aviculare John C. Roos 1953-3-31 5911 San Bernardino Loma Linda Comment
  CLARK-A1528-3780  Polygonum bistortoides John C. Roos 1937-7-22 1168 San Bernardino San Bernardino Mountains 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-A1528-3786  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-A1528-3805  Pityrogramma triangularis John C. Roos 1949-6-27 4521 San Bernardino Kingston Range 1645 Comment
  CLARK-A1528-3807  Plantago hirtella John C. Roos 1938-6-5 472 San Bernardino Loma Linda Comment
  CLARK-A1528-3824  Crunocallis chamissoi John C. Roos 1937-7-29 2370 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-A1528-3830  Lewisia rediviva subsp. minor John C. Roos 1967-6-30 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3843  Actaea rubra subsp. arguta John C. Roos 1937-7-21 2361 San Bernardino Lake Arrowhead Comment
  CLARK-A1528-3859  Delphinium parishii subsp. parishii John C. Roos 1937-4-23 541 San Bernardino Twentynine Palms Comment
  CLARK-A1528-3867  Myosurus cupulatus John C. Roos 1937-4-26 2127 San Bernardino Providence Mountains Comment
  CLARK-A1528-3869  Myosurus minimus subsp. apus John C. Roos 1950-4-6 4724 San Bernardino Rabbit Spring 883 Comment
  CLARK-A1528-3875  Ranunculus cymbalaria John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3877  Ranunculus eschscholtzii var. oxynotus John C. Roos 1946-9-4 2948 San Bernardino San Gorgonio Ridge Comment
  CLARK-A1528-3879  Thalictrum fendleri John C. Roos 1937-7-22 2371 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3884  Ceanothus crassifolius John C. Roos 1966-3-31 San Bernardino San Timoteo Canyon Comment
  CLARK-A1528-3889  Ceanothus greggii John C. Roos 1946-10-5 3118 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3894  Ceanothus integerrimus John C. Roos 1937-6-5 934 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3905  Rhamnus californica John C. Roos 1968-9-21 San Bernardino San Bernardino Mountains 1219 Comment
  CLARK-A1528-392  Atriplex argentea subsp. expansa John C. Roos 1951-9-15 5209 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-3928  Langloisia matthewsii John C. Roos 1947-5-3 3655 San Bernardino San Gabriel Mountains 1828 Comment
  CLARK-A1528-3941  Galium andrewsii John C. Roos 1967-7-30 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3954  Galium parishii John C. Roos 1946-10-5 3120 San Bernardino Pipes Canyon Comment
  CLARK-A1528-3958  Galium triflorum John C. Roos 1937-7-21 1180 San Bernardino San Bernardino Mountains 1950 Comment
  CLARK-A1528-3959  Galium wrightii var. rothrockii John C. Roos 1948-9-18 4046 San Bernardino Clark Mountain 2133 Comment
  CLARK-A1528-3964  Sherardia arvensis John C. Roos 1952-5-19 5684 San Bernardino Loma Linda Comment
  CLARK-A1528-3977  Cercocarpus betuloides John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3997  Horkelia bolanderi John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3999  Horkelia bolanderi subsp. parryi John C. Roos 1937-7-21 Roos No. 2374 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4002  Horkelia wilderae John C. Roos 1941-5-31 Roos No. 94 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-4003  Horkelia wilderae John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-4018  Potentilla gracilis subsp. nuttallii John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4021  Potentilla saxosa John C. Roos 1949-6-27 4504 San Bernardino Kingston Range 1829-1981 Comment
  CLARK-A1528-4022  Potentilla saxosa John C. Roos 1942-5-1 1151 San Bernardino Joshua Tree National Monument Comment
  CLARK-A1528-4026  Prunus andersonii John C. Roos 1949-6-18 4391 San Bernardino Clark Mountain 1828 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-A1528-4038  Rosa californica John C. Roos 1968-9-21 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4039  Rosa californica John C. Roos 1965-7-18 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-A1528-4048  Galium angustifolium John C. Roos 1937-7-20 485 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4052  Salix exigua John C. Roos 1937-4-27 619 San Bernardino Colorado River Comment
  CLARK-A1528-4053  Salix exigua John C. Roos 1937-4-26 618 San Bernardino Providence Mountains 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-A1528-4066  Populus tremuloides John C. Roos 1967-7-8 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-4071  Azolla filiculoides John C. Roos 1947-2-27 3269 San Bernardino Colton Comment
  CLARK-A1528-4090  Heuchera abramsii John C. Roos 1941-8-27 40 San Bernardino Greyback Ridge Comment
  CLARK-A1528-4107  Lithophragma parviflorum John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4108  Lithophragma tenellum John C. Roos 1941-5-31 91 San Bernardino San Bernardino Mountains 2285 Comment
  CLARK-A1528-4109  Parnassia cirrata John C. Roos 1965-9-11 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-A1528-4141  Ribes nevadense John C. Roos 1940-5-11 843 San Bernardino San Bernardino Mountains 2042 Comment
  CLARK-A1528-4146  Ribes roezlii John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4164  Antirrhinum kingii John C. Roos 1949-5-29 3531 San Bernardino Clark Mountain 1767 Comment
  CLARK-A1528-4175  Castilleja cinerea John C. Roos 1938-8-14 581 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4179  Castilleja foliolosa John C. Roos 1937-4-17 1384 San Bernardino Highland Comment
  CLARK-A1528-4184  Castilleja stenantha John C. Roos 1965-6-12 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4187  Collinsia childii John C. Roos, Lucille Roos 1953-6-18 5922 San Bernardino San Bernardino Mountains 1523 Comment
  CLARK-A1528-4188  Collinsia childii John C. Roos 1947-6-14 3679 San Bernardino San Bernardino Mountains 1523 Comment
  CLARK-A1528-4189  Collinsia heterophylla var. austromontana John C. Roos 1956-5-26 6579 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4228  Mimulus rubellus John C. Roos 1949-5-29 4377 San Bernardino Clark Mountain 1676 Comment
  CLARK-A1528-4240  Mimulus densus John C. Roos 1965-9-11 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-A1528-4259  Mimulus longiflorus John C. Roos 1947-2-22 3289 San Bernardino San Bernardino Mountains 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-A1528-4284  Orthocarpus purpurascens John C. Roos 1966-4-6 San Bernardino Kramer Hills Comment
  CLARK-A1528-4288  Pedicularis semibarbata John C. Roos 1937-7-15 San Bernardino San Gabriel Mountains 1737 Comment
  CLARK-A1528-4289  Pedicularis semibarbata John C. Roos 1941-5-31 95 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-4297  Penstemon caesius John C. Roos 1937-7-22 1171 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4298  Penstemon caesius John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains 2438 Comment
  CLARK-A1528-4324  Verbascum thapsus John C. Roos 1968-9-28 San Bernardino San Bernardino Mountains 1981 Comment
  CLARK-A1528-4325  Veronica americana John C. Roos 1936-8-15 577 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4330  Veronica arvensis John C. Roos 1950-5-28 4820 San Bernardino Loma Linda 323 Comment
  CLARK-A1528-4336  Veronica persica John C. Roos 1947-2-8 3231 San Bernardino San Bernardino County Hospital Comment
  CLARK-A1528-4343  Datura meteloides John C. Roos 1965-6-27 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-4364  Physalis hederifolia John C. Roos 1937-4-26 800 San Bernardino Providence Mountains Comment
  CLARK-A1528-4365  Physalis philadelphica John C. Roos 1951-9-15 5210 San Bernardino San Bernardino Comment
  CLARK-A1528-4367  Salpichroa origanifolia John C. Roos 1949-10-12 4690 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-4368  Salpichroa origanifolia John C. Roos 1965-6-29 San Bernardino Bloomington Comment
  CLARK-A1528-4369  Solanum douglasii John C. Roos 1965-8-23 San Bernardino Loma Linda Elevation 1000+ ft Comment
  CLARK-A1528-4375  Solanum xanti var. intermedium John C. Roos 1946-12-14 3186 San Bernardino 457 Comment
  CLARK-A1528-438  Euphorbia peplus John C. Roos 1951-9-17 5215 San Bernardino Loma Linda 323 Comment
  CLARK-A1528-4385  Celtis reticulata John C. Roos 1962-10-29 San Bernardino Yucaipa 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-A1528-4398  Verbena bracteata John C. Roos 1949-6-20 4413 San Bernardino Clark Mountain 1523 Comment
  CLARK-A1528-4399  Verbena gooddingii John C. Roos 1949-9-18 4050 San Bernardino Clark Mountain 1615 Comment
  CLARK-A1528-4404  Verbena lasiostachys John C. Roos 1937-8-23 529 San Bernardino Snow Creek Comment
  CLARK-A1528-4409  Viola douglasii John C. Roos 1937-5-15 1188 San Bernardino San Bernardino Mountains 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-A1528-4442  Agropyron parishii John C. Roos 1939-6-16 914 San Bernardino Crestline 1523 Comment
  CLARK-A1528-4446  Agrostis idahoensis John C. Roos 1946-9-4 2943 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4455  Andropogon glomeratus John C. Roos 1938-11-5 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4485  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-A1528-4505  Bouteloua aristidoides John C. Roos 1950-9-1 4959 San Bernardino Clark Mountains 1645 Comment
  CLARK-A1528-4510  Bouteloua barbata John C. Roos 1950-9-1 4950 San Bernardino Valley Well Station 1127 Comment
  CLARK-A1528-4524  Bouteloua gracilis John C. Roos 1949-9-18 4062 San Bernardino Clark Mountain Comment
  CLARK-A1528-4527  Bouteloua hirsuta John C. Roos 1949-6-18 3553 San Bernardino Clark Mountain 1828 Comment
  CLARK-A1528-4531  Bromus carinatus John C. Roos 1965-7-17 San Bernardino Barton Flats Comment
  CLARK-A1528-4540  Bromus japonicus John C. Roos 1950-6-11 4830 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-4541  Bromus marginatus John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4543  Bromus marginatus John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4558  Bromus tectorum John C. Roos 1950-4-17 4745 San Bernardino Loma Linda 320 Comment
  CLARK-A1528-4577  Dactylis glomerata John C. Roos 1938-6-4 473 San Bernardino Loma Linda Comment
  CLARK-A1528-4579  Deschampsia cespitosa John C. Roos 1940-8-3 1554 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4594  Echinochloa colona John C. Roos 1965-9-14 5202 San Bernardino Loma Linda 323 Comment
  CLARK-A1528-4598  Echinochloa crus-galli John C. Roos 1965-7-4 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-4603  Elymus condensatus John C. Roos 1952-5-16 San Bernardino Colton 320 Comment
  CLARK-A1528-4614  Eragrostis mexicana Alfred R. Roos 1930-9-2 10352 San Bernardino Ontario Comment
  CLARK-A1528-4617  Eriochloa acuminata John C. Roos 1951-8-4 5080 San Bernardino San Bernardino Valley 365 Comment
  CLARK-A1528-4618  Eriochloa acuminata John C. Roos 1950-8-22 4945 San Bernardino San Bernardino Valley 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-A1528-4634  Eragrostis cilianensis John C. Roos 1938-8-19 San Bernardino Loma Linda Comment
  CLARK-A1528-4638  Eragrostis cilianensis John C. Roos 1950-8-4 San Bernardino Clark Mountain Comment
  CLARK-A1528-4645  Festuca brachyphylla John C. Roos 1941-8-27 30 San Bernardino Mount San Gorgonio 3047 Comment
  CLARK-A1528-4648  Festuca californica subsp. parishii John C. Roos 1919-6-1 92 San Bernardino San Bernardino Mountains 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-A1528-4660  Festuca octoflora John C. Roos 1950-4-15 4737 San Bernardino San Timoteo Canyon Comment
  CLARK-A1528-4662  Festuca octoflora John C. Roos 1950-4-26 4765 San Bernardino Lucerne Valley 883 Comment
  CLARK-A1528-4671  Festuca rubra John C. Roos 1937-7-28 450 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4683  Holcus lanatus John C. Roos 1940-8-17 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-A1528-4702  Koeleria macrantha John C. Roos 1937-5-28 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4703  Lamarckia aurea John C. Roos 1937-4-3 1390 San Bernardino Reche Canyon Comment
  CLARK-A1528-4714  Leptochloa uninervia John C. Roos 1965-6-21 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-4721  Melica aristata John C. Roos 1941-7-19 116 San Bernardino San Bernardino Mountains 2224 Comment
  CLARK-A1528-4734  Melica stricta John C. Roos 1963-6-15 San Bernardino San Bernardino Mountains 2194 Comment
  CLARK-A1528-4735  Melica stricta John C. Roos 1950-6-17 San Bernardino San Bernardino Mountains 2133 Comment
  CLARK-A1528-4738  Melica stricta John C. Roos 1943-7-4 2722 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4739  Muhlenbergia andina John C. Roos 1949-9-24 4667 San Bernardino San Bernardino Mountains 1920 Comment
  CLARK-A1528-4744  Muhlenbergia andina John C. Roos 1943-8-14 2706 San Bernardino San Bernardino Mountains 2224 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-A1528-4748  Muhlenbergia californica John C. Roos 1949-9-24 4666 San Bernardino San Bernardino Mountains 1920 Comment
  CLARK-A1528-4749  Muhlenbergia californica John C. Roos 1962-9-29 San Bernardino San Bernardino Mountains 2042 Comment
  CLARK-A1528-4750  Muhlenbergia californica John C. Roos 1946-8-31 2927 San Bernardino San Bernardino Mountains 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-A1528-4771  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-A1528-4780  Oryzopsis micrantha John C. Roos 1949-6-24 3543 San Bernardino Clark Mountain 1981 Comment
  CLARK-A1528-4783  Panicum capillare John C. Roos 1937-7-19 377 San Bernardino Santa Ana River Comment
  CLARK-A1528-4786  Panicum miliaceum John C. Roos 1965-9-12 San Bernardino Loma Linda Comment
  CLARK-A1528-4792  Paspalum dilatatum John C. Roos 1951-9-20 5231 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-4804  Phleum alpinum John C. Roos 1937-7-22 1173 San Bernardino South Fork Meadows 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-A1528-4809  Phleum pratense John C. Roos 1937-7-31 968 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4812  Phragmites australis John C. Roos 1965-9-22 San Bernardino Victorville Comment
  CLARK-A1528-4825  Poa nervosa John C. Roos 1949-7-16 4548 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4830  Poa pratensis John C. Roos 1965-6-26 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4833  Poa scabrella John C. Roos 1950-8-4 San Bernardino Clark Mountain 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-A1528-4857  Yucca whipplei John C. Roos 1937-4-17 1378 San Bernardino San Timoteo Canyon Comment
  CLARK-A1528-4858  Sanicula bipinnatifida John C. Roos 1937-4-17 1380 San Bernardino Redlands Comment
  CLARK-A1528-4859  Arenaria macradenia var. parishiorum John C. Roos 1949-5-28 4336 San Bernardino Clark Mountain 1615 Comment
  CLARK-A1528-4864  Sarcostemma hirtellum John C. Roos 1937-4-27 553 San Bernardino Needles Comment
  CLARK-A1528-4875  Lupinus polyphyllus subsp. bernardinus John C. Roos 1937-7-22 1705 San Bernardino South Fork Meadows Comment
  CLARK-A1528-4884  Monardella odoratissima subsp. australis John C. Roos 1937-7-20 1177 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4898  Lupinus odoratus John C. Roos 1949-4-30 4256 San Bernardino Apple Valley 914 Comment
  CLARK-A1528-4899  Asclepias vestita John C. Roos 1949-4-30 4272 San Bernardino Lucerne Valley Comment
  CLARK-A1528-4905  Bahia dissecta John C. Roos 1963-8-27 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-4927  Lotus scoparius John C. Roos 1937-5-28 2029 San Bernardino Mojave River 1005 Comment
  CLARK-A1528-4940  Artemisia bigelovii John C. Roos 1948-9-18 4059 San Bernardino Clark Mountain 1523 Comment
  CLARK-A1528-4942  Hemizonia pungens John C. Roos 1948-5-13 3829 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-4959  Amaranthus blitoides John C. Roos 1949-6-23 4473 San Bernardino Lanfair Valley Comment
  CLARK-A1528-4967  Phyllodoce breweri John C. Roos 1941-6-5 109 San Bernardino Mount San Gorgonio 2895 Comment
  CLARK-A1528-4985  Quercus wislizeni John C. Roos 1946-9-15 3012 San Bernardino San Bernardino Mountains 2224 Comment
  CLARK-A1528-4997  Centaurium venustum John C. Roos 1948-6-13 3874 San Bernardino Fontana Comment
  CLARK-A1528-4999  Eurotia lanata John C. Roos 1937-5-30 2053 San Bernardino Victorville Comment
  CLARK-A1528-5003  Hieracium horridum John C. Roos 1949-7-4 4541 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5037  Sporobolus airoides John C. Roos 1946-9-21 3077 San Bernardino San Bernardino Mountains 1081 Comment
  CLARK-A1528-5044  Sporobolus cryptandrus John C. Roos 1950-8-6 4909 San Bernardino Kingston Mountains 1523 Comment
  CLARK-A1528-5045  Sporobolus cryptandrus John C. Roos 1950-8-5 4897 San Bernardino Clark Mountain Range 1706 Comment
  CLARK-A1528-5049  Sporobolus cryptandrus John C. Roos 1936-9-2 1539 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5050  Panicum capillare John C. Roos 1946-9-6 2997 San Bernardino Warm Creek Comment
  CLARK-A1528-5063  Yucca whipplei John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains 1524-1676 Comment
  CLARK-A1528-5066  Calocedrus decurrens John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5071  Lupinus nanus John C. Roos 1937-4-17 511 San Bernardino Redlands Comment
  CLARK-A1528-5073  Astragalus tricarinatus John C. Roos 1941-4-5 187 San Bernardino Dry Morongo Canyon Comment
  CLARK-A1528-5076  Phacelia pedicellata John C. Roos 1937-4-27 677 San Bernardino Comment
  CLARK-A1528-5081  Phacelia pedicellata John C. Roos 1937-4-27 677 San Bernardino 457 Comment
  CLARK-A1528-5082  Eucrypta micrantha John C. Roos 1949-4-9 4204 San Bernardino Whipple Mountains 304 Comment
  CLARK-A1528-5083  Buddleja utahensis John C. Roos 1949-6-26 4497 San Bernardino Mesquite Mountains 1066 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-A1528-5129  Berberis nevinii John C. Roos 1950-2-11 4705 San Bernardino Scott's Canyon 426 Comment
  CLARK-A1528-5130  Berberis nevinii John C. Roos 1950-2-11 4705 San Bernardino 426 Comment
  CLARK-A1528-5131  Asclepias asperula John C. Roos 1949-6-25 4490 San Bernardino Clark Mountain Range 1737 Comment
  CLARK-A1528-5157  Populus trichocarpa var. ingrata John C. Roos 1937-7-21 2372 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5165  Artemisia tridentata Alfred R. Roos 1948-10-29 San Bernardino Cajon Pass 1219 Comment
  CLARK-A1528-5194  Delphinium cardinale John C. Roos 1947-5-11 3611 San Bernardino Comment
  CLARK-A1528-5199  Ribes roezlii John C. Roos 1947-4-12 3438 San Bernardino San Bernardino Mountains 1523 Comment
  CLARK-A1528-5204  Agropyron inerme John C. Roos 1949-5-29 3539 San Bernardino Clark Mountain Range 1767 Comment
  CLARK-A1528-5209  Pityrogramma triangularis John C. Roos 1949-6-27 4521 San Bernardino Kingston Range 1645 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-A1528-5216  Sedum spathulifolium John C. Roos 1937-7-15 2376 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-5236  Asclepias asperula John C. Roos 1948-9-18 4042 San Bernardino Clark Mountain Range Comment
  CLARK-A1528-5243  Alnus rhombifolia var. bernardina John C. Roos 1936-8-15 570 San Bernardino San Bernardino Mountains 1981 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-A1528-5279  Polypogon semiverticillatus John C. Roos 1950-7-5 4848 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-5297  Stipa coronata John C. Roos 1940-8-17 1606 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5298  Stipa occidentalis John C. Roos 1965-7-17 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5307  Stipa coronata John C. Roos 1937-5-9 2094 San Bernardino Loma Linda Comment
  CLARK-A1528-5308  Stipa occidentalis John C. Roos 1965-7-18 San Bernardino San Bernardino Mountains 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-A1528-5325  Quercus chrysolepis John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5327  Quercus chrysolepis John C. Roos 1949-6-22 4455 San Bernardino New York Mountains elevations 1737-2256 Comment
  CLARK-A1528-5328  Quercus kelloggii John C. Roos 1965-10-2 San Bernardino Barton Flats 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-A1528-5331  Quercus turbinella John C. Roos 1949-6-22 4452 San Bernardino New York Mountains 1737 Comment
  CLARK-A1528-5332  Quercus wislizeni John C. Roos 1956-6-5 6586 San Bernardino San Bernardino Mountains 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-A1528-5365  Fraxinus anomala John C. Roos 1948-9-18 San Bernardino Clark Mountain Comment
  CLARK-A1528-5407  Glycyrrhiza lepidota John C. Roos 1965-6-16 San Bernardino Victorville 914 Comment
  CLARK-A1528-5409  Atriplex torreyi John C. Roos 1950-8-8 San Bernardino Oro Grande Comment
  CLARK-A1528-5411  Atriplex truncata John C. Roos 1950-6-24 4844 San Bernardino Lucerne Valley 883 Comment
  CLARK-A1528-5424  Astragalus lentiginosus var. fremontii John C. Roos 1949-5-28 4341 San Bernardino Clark Mountain Range Comment
  CLARK-A1528-5427  Lotus strigosus John C. Roos 1947-2-22 3280 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5431  Gentiana amarella John C. Roos 1946-9-4 2971 San Bernardino San Bernardino Mountains 2438 Comment
  CLARK-A1528-5440  Monardella macrantha John C. Roos, Lucille Roos 1952-6-14 5770 San Bernardino San Bernardino Mountains 1158 Comment
  CLARK-A1528-5441  Calochortus invenustus John C. Roos 1950-6-24 4841 San Bernardino Bear Valley 2224 Comment
  CLARK-A1528-5443  Eremalche exilis John C. Roos 1965-6-16 San Bernardino Adelanto Comment
  CLARK-A1528-5459  Chrysothamnus nauseosus John C. Roos 1950-10-11 5001 San Bernardino Cajon Pass 914 Comment
  CLARK-A1528-5464  Chrysothamnus nauseosus John C. Roos 1951-10-6 5318 San Bernardino San Bernardino Mountains 1828 Comment
  CLARK-A1528-5494  Gaura sinuata John C. Roos 1949-10-8 4689 San Bernardino Jurupa Hills 304 Comment
  CLARK-A1528-5497  Artemisia californica John C. Roos 1966-1-2 San Bernardino Loma Linda Comment
  CLARK-A1528-5498  Artemisia californica John C. Roos 1966-1-2 San Bernardino Loma Linda Comment
  CLARK-A1528-5541  Sorghum halepense Alfred R. Roos 1938-2-13 San Bernardino Loma Linda Comment
  CLARK-A1528-5565  Carex aurea John C. Roos 1965-7-31 San Bernardino South Fork Meadows 2438 Comment
  CLARK-A1528-5577  Muhlenbergia pauciflora John C. Roos 1948-9-18 4055 San Bernardino Clark Mountain 1523 Comment
  CLARK-A1528-5578  Muhlenbergia pauciflora John C. Roos 1948-9-18 4055 San Bernardino Clark Mountain 1523 Comment
  CLARK-A1528-5579  Eragrostis caroliniana John C. Roos 1937-11-25 435 San Bernardino Highland Comment
  CLARK-A1528-5588  Poa nevadensis John C. Roos 1937-7-28 1951 San Bernardino San Bernardino Mountains 2194 Comment
  CLARK-A1528-5597  Rhus integrifolia John C. Roos 1950-2-25 4709 San Bernardino Santa Ana River 396 Comment
  CLARK-A1528-5615  Erigeron aphanactis John C. Roos 1941-8-27 San Bernardino San Bernardino Mountains 3352 Comment
  CLARK-A1528-5650  Arenaria capillaris John C. Roos 1939-5-26 719 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5653  Atriplex confertifolia John C. Roos 1937-3-1 San Bernardino Victorville Comment
  CLARK-A1528-5662  Platanus racemosa John C. Roos 1965-6-6 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5681  Garrya flavescens John C. Roos 1950-2-17 San Bernardino Yucaipa Comment
  CLARK-A1528-5682  Garrya flavescens John C. Roos 1950-2-17 San Bernardino Yucaipa Comment
  CLARK-A1528-5693  Trichostema oblongum John C. Roos 1937-8-27 2346 San Bernardino Victorville Comment
  CLARK-A1528-5702  Oxalis corniculata John C. Roos 1949-11-18 4697 San Bernardino San Bernardino Valley Comment
  CLARK-A1528-571  Marrubium vulgare John C. Roos 1951-10-3 5315 San Bernardino Loma Linda 335 Comment
  CLARK-A1528-5718  Eriogonum racemosum John C. Roos, R. Weatherby 1949-9-2 4640 San Bernardino Kingston Mountains 2096 Comment
  CLARK-A1528-5721  Delphinium decorum John C. Roos 1940-5-11 849 San Bernardino San Bernardino Mountains 1219 Comment
  CLARK-A1528-5738  Mimulus fremontii John C. Roos 1938-4-25 1616 San Bernardino Live Oak Canyon Comment
  CLARK-A1528-5744  Veronica persica John C. Roos 1943-4-1 2624 San Bernardino San Bernardino County Hospital Comment
  CLARK-A1528-5747  Solanum rostratum John C. Roos 1947-9-3 3742 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-5810  Habenaria leucostachys John C. Roos 1967-7-8 San Bernardino San Bernardino Mountains 2499 Comment
  CLARK-A1528-590  Salvia X bernardina John C. Roos, Lucille Roos 1951-10-3 5314 San Bernardino Loma Linda 320 Comment
  CLARK-A1528-6886  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-A1528-733  Eriogonum elongatum John C. Roos 1951-9-23 5236 San Bernardino Loma Linda Comment
  CLARK-A1528-762  Polygonum punctatum John C. Roos, Lucille Roos 1951-9-11 5201 San Bernardino Loma Linda 320 Comment
  CLARK-A1528-7755  Horkelia bolanderi subsp. parryi John C. Roos 1940-7-16 1854 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-7764  Euphorbia nutans John C. Roos, Lucille Roos 1951-7-28 5065 San Bernardino Redlands 365 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-A1528-7778  Asclepias californica John C. Roos 1965-7-24 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-7779  Asclepias californica John C. Roos 1965-7-24 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-7785  Brickellia oblongifolia var. linifolia John C. Roos 1946-10-5 3116 San Bernardino San Bernardino Mountains 2285 Comment
  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-A1528-7802  Eragrostis mexicana John C. Roos 1950-5-16 4811 San Bernardino Highland 457 Comment
  CLARK-A1528-7820  Galium hilendiae subsp. kingstonense John C. Roos 1949-6-27 4513 San Bernardino Kingston Range 1981 Comment
  CLARK-A1528-7844  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-A1528-7856  Pectocarya linearis John C. Roos 1948-4-10 3785 San Bernardino Loma Linda Comment
  CLARK-A1528-7863  Capsella procumbens John C. Roos, Lucille Roos 1950-4-26 4763 San Bernardino Lucerne Valley 883 Comment
  CLARK-A1528-7866  Arabis repanda John C. Roos 1949-7-16 4556 San Bernardino San Bernardino Mountains 2255 Comment
  CLARK-A1528-886  Nicotiana glauca John C. Roos 1951-9-19 5225 San Bernardino Loma Linda 304 Comment
  CLARK-A1528-91  Setaria lutescens John C. Roos 1951-9-23 5239 San Bernardino Loma Linda Comment
  CLARK-A1528-94  Sorghum halepense John C. Roos 1951-10-2 5313 San Bernardino Loma Linda 320 Comment
  HSC78566  Festuca pratensis J. C. Roos, L. Roos 1950-6-3 4825 San Bernardino Rabbit Springs, Mojave Desert. 884 Comment
  HSC78586  Arida carnosa J. C. Roos 1956-8-2 5691 San Bernardino N side of Hwy. 99, 0.2 miles West of Waterman Ave. Comment
  HSC78743  Poa secunda subsp. secunda J. C. Roos, L. Roos 1950-6-3 4826 San Bernardino Rabbit Springs, Mojave Desert. 884 Comment
  LA102156  Sedum niveum John C. Roos; 1965-7-31 sn San Bernardino San Bernardino Mountains, South Fork 2133 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
  LA102211  Poa secunda John C. Roos; 1947-4-26 3694 San Bernardino San Bernardino Mountains, Mill Creek Canyon, near Igo's Comment
  LA102251  Phlox austromontana John C. Roos; 1949-7-23 4580 San Bernardino San Bernardino Mountains, Holcomb Valley Comment
  LA102252  Phlox dolichantha John C. Roos; 1965-7-18 sn San Bernardino San Bernardino Mountain, Moonridge, Bear Valley Comment
  LA102268  Chrysothamnus viscidiflorus J. C. Roos; R. Weatherby 1949-9-2 4638 San Bernardino Kingston Range, N-side of the mountains 1706 Comment
  LA102288  Berberis nevinii J. C. Roos; 1966-2-10 sn San Bernardino San Timoteo Canyon, S of Redlands Comment
  LA102298  Quercus turbinella John C. Roos; 1949-8-13 4621 San Bernardino New York Mountains, Keystone Canyon, near Copper Queen Mine 1828 Comment
  LA102304  Populus tremuloides J. C. Roos; 1965-6-26 sn San Bernardino San Bernardino Mountains, Fish Creek, near Barton Flats Comment
  LA102306  Ivesia argyrocoma var. argyrocoma J. C. Roos; 1949-7-23 4577 San Bernardino San Bernardino Mountains, Holcomb Valley 2194 Comment
  LA102313  Petalonyx nitidus John C. Roos; 1947-6-21 sn San Bernardino Crushenbury Canyon Comment
  LA102369  Artemisia tridentata subsp. tridentata Alfred R. Roos; 1950-8-6 sn San Bernardino Kingston Range, N side of Kingston Range, pass on the road to Tecopa and slopes above 1523 Comment
  LA102439  Arida carnosa John C. Roos; 1956-8-2 6591 San Bernardino N side of Highway 99, 0.2 mi. W of Waterman Ave Comment
  OBI33203  Chenopodium incanum J. C. Roos 1965-6-16 s.n. San Bernardino 4 mi N of Adelanto, Mojave Desert Comment
  OBI35845  Eragrostis pectinacea A. R. Roos 1937-11-25 s.n. San Bernardino Highland, E of San Bernardino 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
  POM251758  Horkelia californica subsp. dissita J. C. Roos 1937-7-31 8 San Bernardino Crestline, San Bernardino Mountains. Comment
  POM251774  Ranunculus aquatilis var. capillaceus J. C. Roos 1937-5-29 15 San Bernardino Deep Creek, S edge of Mojave Desert Comment
  POM251785  Nemacladus californicus J. C. Roos 1937-5-25 21 San Bernardino Kramer Junction Comment
  POM25676  Ribes quercetorum J. C. Roos 1940-5-4 879 San Bernardino Reche Canyon, San Bernardino Valley. Comment
  POM261201  Poa fendleriana J. C. Roos 1941-5-30 104 San Bernardino Mouth of Coon Creek, San Bernardino Mts. Comment
  POM261393  Cryptantha cinerea var. abortiva J. C. Roos 1941-5-30 103 San Bernardino Mouth of Coon Creek, San Bernardino Mts. Comment
  POM261394  Cryptogramma acrostichoides J. C. Roos 1941-6-5 113 San Bernardino San Bernardino Mountains: Above Dollar Lake. 2896 Comment
Read comments
Mar 4 2008
  POM261404  Antennaria media J. C. Roos 1941-8-27 37 San Bernardino Greyback ridge 3415 Comment
  POM261405  Antennaria dimorpha J. C. Roos 1941-5-30 105 San Bernardino Big Meadows. upper Santa Ana River. Comment
  POM261406  Melica aristata J. C. Roos 1941-7-19 116 San Bernardino Vivian Creek 2226 Comment
Read comments
May 23 2015
  POM262780  Ribes roezlii J. C. Roos 1939-5-26 711 San Bernardino Bluff Lake, San Bernardino Mountains 2287 Comment
  POM262783  Trichostema lanceolatum J. C. Roos 1940-9-1 243 San Bernardino San Bernardino Valley. Loma Linda. Comment
  POM262785  Suaeda moquinii J. C. Roos 1940-8-22 245 San Bernardino Loma Linda Comment
  POM262869  Pseudognaphalium biolettii J. C. Roos 1941-2-1 227 San Bernardino Rocky mountain south of Reche Canyon Comment
  POM262873  Rhus ovata J. C. Roos 1941-3-22 219 San Bernardino Plateau in Reche Canyon. Comment
  POM262874  Draba cuneifolia var. integrifolia J. C. Roos 1941-3-15 216 San Bernardino Hills near Loma Linda Comment
  POM262875  Lupinus truncatus J. C. Roos 1941-3-8 215 San Bernardino San Timoteo Canyon, near Redlands. Comment
  POM262876  Lupinus sparsiflorus subsp. sparsiflorus J. C. Roos 1941-3-8 214 San Bernardino Redlands, on Sunset Drive. Comment
  POM262883  Salix exigua J. C. Roos 1937-4-26 618 San Bernardino Providence Mts. 915 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
  POM262885  Drymocallis glandulosa J. C. Roos 1920-7-20 533 San Bernardino Glen Martin. Comment
  POM262898  Claytonia rubra subsp. rubra J. C. Roos 1939-5-26 717 San Bernardino Bear Valley, San Bernardino Mts. Comment
  POM262899  Pedicularis semibarbata J. C. Roos 1939-5-26 716 San Bernardino Bluff Lake. Comment
  POM262919  Pseudotsuga macrocarpa J. C. Roos 1937-7-15 381 San Bernardino Lytle Creek. Comment
  POM262927  Arenaria lanuginosa subsp. saxosa J. C. Roos 1936-8-15 565 San Bernardino Upper Santa Ana Canyon. 1981 Comment
  POM262929  Arenaria lanuginosa subsp. saxosa J. C. Roos 1937-7-20 380 San Bernardino Along Lost Creek, San Bernardino Mountains. 1981 Comment
  POM262936  Lomatium lucidum J. C. Roos 1939-5-20 722 San Bernardino Waterman Canyon; San Bernardino Mts. 762 Comment
Read comments
Sep 3 2013
  POM262942  Erigeron philadelphicus J. C. Roos 1941-4-26 146 San Bernardino Swamp S of San Bernardino. Comment
  POM262949  Plagiobothrys nothofulvus J. C. Roos 1941-3-22 218 San Bernardino Reche Canyon. Comment
  POM262959  Calochortus splendens J. C. Roos 1941-5-6 135 San Bernardino Near Loma Linda. Comment
  POM262962  Salix scouleriana J. C. Roos 1939-5-26 723 San Bernardino Bluff Lake. Comment
  POM262967  Silene antirrhina J. C. Roos 1941-04 153 San Bernardino Hills near Loma Linda, on burn. Comment
Read comments
Apr 1 2014
  POM262970  Lupinus densiflorus var. lacteus J. C. Roos 1941-4-19 164 San Bernardino Near Loma Linda, San Bernadino Co. Comment
  POM262971  Astragalus pomonensis J. C. Roos 1941-3-19 166 San Bernardino Reche Canyon, San Bernardino co. Comment
  POM262975  Orthocarpus purpurascens J. C. Roos 1941-4-10 173 San Bernardino Plateau in Reche Canyon. Comment
  POM262981  Phacelia campanularia subsp. vasiformis J. C. Roos 1941-4-5 183 San Bernardino Dry Morongo Canyon, Colorado Desert. 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
  POM262997  Eremocarpus setiger J. C. Roos 1940-9-1 237 San Bernardino San Bernardino Valley. Loma Linda. Comment
  POM263003  Muhlenbergia filiformis J. C. Roos 1939-6-3 721 San Bernardino South Fork Santa Ana 2043 Comment
  POM263005  Abies concolor J. C. Roos 1936-07 701 San Bernardino Mill Creek at Falls, San Bernardino Mts. Comment
  POM263016  Glyceria striata J. C. Roos 1937-7-21 419 San Bernardino South Fork Santa Ana Comment
  POM263020  Suaeda moquinii J. C. Roos 1937-7-7 393 San Bernardino San Bernardino. Comment
  POM263021  Deschampsia cespitosa subsp. cespitosa J. C. Roos 1937-7-22 406 San Bernardino South Fork Meadows, Santa Ana River 2439 Comment
  POM263025  Arenaria ursina J. C. Roos 1937-7-26 350 San Bernardino Bear Valley, San Bernardino Mountains. Comment
  POM263026  Hesperostipa comata subsp. comata J. C. Roos 1937-7-21 367 San Bernardino South Fork Santa Ana Comment
Read comments
Oct 26 2013
  POM263038  Galium stellatum J. C. Roos 1937-4-24 483 San Bernardino Sheep Hole Mts., East of 29 Palms. Comment
  POM263039  Gutierrezia sarothrae J. C. Roos 1936-8-15 564 San Bernardino Upper Santa Ana Canyon. 1981 Comment
  POM263045  Deschampsia danthonioides J. C. Roos 1937-7-27 451 San Bernardino Bear Valley, Boulder Bay, San Bernardino Mountains. Comment
  POM263050  Poa pratensis J. C. Roos 1937-7-28 415 San Bernardino Bluff Lake, San Bernardino Mountains. Comment
  POM263051  Lupinus concinnus subsp. optatus J. C. Roos 1937-5-15 686 San Bernardino Crestline, San Bernardino Mts. Comment
  POM263054  Arctostaphylos patula subsp. platyphylla J. C. Roos 1939-5-26 712 San Bernardino Bluff Lake, San Bernardino Mountains 2287 Comment
  POM263056  Potamogeton illinoensis J. C. Roos 1937-5-29 50929 San Bernardino Along a flume on hillside, Deep Creek, N slope of San Bernardino Mts. Comment
  POM263060  Gnaphalium chilense J. C. Roos 1941-4-25 s.n. San Bernardino Reche Canyon, San Bernardino Valley Comment
  POM263061  Baileya multiradiata J. C. Roos 1937-4-27 555 San Bernardino Fenner, Mojave Desert Comment
  POM263078  Layia glandulosa J. C. Roos 1941-4-5 190 San Bernardino Quail Springs, Little San Bernardino Mts. Comment
  POM263079  Lupinus concinnus subsp. orcuttii J. C. Roos 1937-4-23 685 San Bernardino 29 Palms, Mojave Desert Comment
  POM263082  Gayophytum diffusum subsp. parviflorum J. C. Roos 1937-7-26 353 San Bernardino Bear Valley, San Bernardino Mountains. Comment
  POM263087  Agrostis scabra J. C. Roos 1937-7-23 411 San Bernardino Big Meadows, Upper Santa Ana River, San Bernardino Mountains. 2073 Comment
  POM263088  Glyceria striata J. C. Roos 1937-7-29 413 San Bernardino Bluff Lake, 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
  POM263091  Eriogonum davidsonii J. C. Roos 1937-7-16 389 San Bernardino San Gabriel Mountains: near Stockton Flats. Comment
  POM263093  Tetradymia canescens J. C. Roos 1937-7-15 385 San Bernardino Stockton Flats, San Gabriel Mountains. 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
  POM263102  Saxifraga californica J. C. Roos 1941-3-8 212 San Bernardino Reche Canyon. Comment
  POM263107  Ambrosia confertiflora J. C. Roos 1940-9-28 224 San Bernardino Loma Linda. Comment
  POM263108  Conyza canadensis J. C. Roos 1940-9-14 227 San Bernardino Loma Linda, San Bernardino Valley Comment
  POM263119  Deschampsia danthonioides J. C. Roos 1937-5-28 455 San Bernardino West Fork Mojave River. 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
  POM263134  Dodecatheon clevelandii J. C. Roos 1941-2-8 202 San Bernardino Reche Canyon. San Bernardino Valley. Comment
  POM263135  Phacelia minor J. C. Roos 1941-3-8 205 San Bernardino Reche Canyon. Comment
  POM263148  Chamaesyce setiloba J. C. Roos 1937-8-22 626 San Bernardino Rice. Between San Bernardino & Riverside Cos. Comment
  POM263167  Astragalus lentiginosus var. variabilis J. C. Roos 1937-4-23 487 San Bernardino Victorville. Comment
  POM263168  Chenopodium fremontii J. C. Roos 1936-8-15 568 San Bernardino Barton Flats. Comment
  POM263169  Prunella vulgaris subsp. lanceolata J. C. Roos 1936-8-15 567 San Bernardino South Fork Camp: Upper Santa Ana River. Comment
  POM263170  Brickellia arguta J. C. Roos 1941-4-5 188 San Bernardino Dry Morongo Canyon, Colorado Desert. Comment
  POM263180  Poa pratensis J. C. Roos 1937-5-9 460 San Bernardino Loma Linda, San Bernardino Valley. Comment
  POM263181  Aristida purpurea var. nealleyi J. C. Roos 1937-4-27 554 San Bernardino Goffs, Mojave Desert. Comment
  POM263185  Muhlenbergia richardsonis J. C. Roos 1937-7-27 452 San Bernardino Bear Valley, Pine Knot Comment
  POM263192  Eriochloa acuminata J. C. Roos 1937-9-5 438 San Bernardino Patton, San Bernadino Valley. Comment
  POM263242  Sanicula tuberosa J. C. Roos 1937-6-8 663 San Bernardino Crestline, San Bernardino Mountains. Comment
Read comments
Oct 7 2014
  POM263274  Euphorbia peplus J. C. Roos 1937-6-26 625 San Bernardino Smiley Park, Redlands Comment
  POM263276  Calochortus invenustus J. C. Roos 1937-7-17 630 San Bernardino Near Telegraph Peak Comment
Read comments
Aug 18 2012
  POM263407  Poa atropurpurea J. C. Roos 1939-5-26 714 San Bernardino Bluff Lake, near foot of trail to Castle Rock Comment
  POM264132  Zigadenus brevibracteatus J. C. Roos 1937-5-30 637 San Bernardino Deep Creek, southern edge of Mojave Desert. Comment
  POM264279  Phacelia hastata J. C. Roos 1937-7-22 684 San Bernardino Dry lake, in the water, San Bernardino Mtns. 2744 Comment
  POM264291  Phacelia longipes J. C. Roos 1937-7-15 671 San Bernardino upper Lytle Creek above Stockton Flats Comment
  POM264416  Chenopodium chenopodioides J. C. Roos 1937-7-26 612 San Bernardino East Bear Valley, San Bernardino Mtns. Comment
  POM265643  Claytonia parviflora subsp. tenuifolia J. C. Roos 1937-6-5 1474 San Bernardino Crestline Comment
  POM265644  Montia linearis J. C. Roos 1937-5-15 1190 San Bernardino Crestline, San Bernardino Mts. Comment
  POM265653  Cleome lutea J. C. Roos 1937-8-25 1192 San Bernardino Mountain Pass; Clarke Mountains Comment
  POM265689  Senna covesii J. C. Roos 1937-4-28 787 San Bernardino Turtle Mountains. Comment
  POM265695  Chamaesyce serpillifolia J. C. Roos 1940-7-18 1875 San Bernardino Green Valley. Comment
  POM265724  Amaranthus palmeri J. C. Roos 1940-6-24 1895 San Bernardino Loma Linda. Comment
  POM265754  Selaginella asprella J. C. Roos 1937-5-9 2090 San Bernardino Oak Glen, San Bernardino Mts 1524 Comment
  POM265756  Elymus multisetus J. C. Roos 1937-5-28 2048 San Bernardino By roadside; Horsethief Canyon, Off Cajon Pass. Comment
  POM265810  Myriophyllum sibiricum J. C. Roos 1942-8-15 1754 San Bernardino Bear Lake, San Bernardino Mts. 2134 Comment
  POM265811  Elatine californica J. C. Roos 1937-7-27 1673 San Bernardino Boulder Bay, Bear Lake, San Bernardino Mts. Comment
  POM266302  Ambrosia confertiflora J. C. Roos 1939-10-17 917 San Bernardino Loma Linda. Comment
  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
  POM266347  Quercus kelloggii J. C. Roos 1942-4-25 1072 San Bernardino Cedar Springs, north side of San Bernardino Mts. 1067 Comment
  POM266367  Pyrrocoma uniflora var. gossypina J. C. Roos 1937-7-26 2472 San Bernardino Bear Valley, Pine Knot. Comment
  POM266611  Phragmites australis J. C. Roos 1937-8-27 735 San Bernardino San Bernardino. Comment
  POM266613  Leptochloa fusca subsp. uninervia J. C. Roos 1937-7-31 2358 San Bernardino Santa Ana River near San Bernardino. 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
  POM266638  Bromus ciliatus var. ciliatus J. C. Roos 1940-7-30 1576 San Bernardino Bear Valley (near Boulder Bay), San Bernardino Mountains. Comment
  POM301473  Orthocarpus hispidus J. C. Roos 1940-7-16 1848 San Bernardino Fairly dry grassy spot, Green Valley. Comment
  POM301474  Castilleja lasiorhyncha J. C. Roos 1940-7-21 1568 San Bernardino Green Valley 2073 Comment
  POM301475  Castilleja lasiorhyncha J. C. Roos 1937-6-5 1472 San Bernardino Crestline Comment
  POM301481  Penstemon clevelandii subsp. mohavensis J. C. Roos 1942-5-2 1145 San Bernardino Wonderland of Rocks', Joshua Tree National Monument. Comment
  POM301529  Limosella acaulis J. C. Roos 1937-7-19 1160 San Bernardino South of San Bernardino Comment
  POM301600  Plagiobothrys tenellus J. C. Roos 1937-4-17 1833 San Bernardino Redlands. In Hills, Sunset Dr. 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
  POM302483  Amorpha fruticosa J. C. Roos 1943-4-21 2634 San Bernardino Near mouth of Waterman canyon. 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
  POM302492  Euphorbia peplus J. C. Roos 1943-3-30 2623 San Bernardino County hospital, San Bernardino. Comment
  POM302497  Ribes montigenum J. C. Roos 1943-7-4 2715 San Bernardino Sugarloaf Peak, San Bernardino mts. 2896 Comment
  POM302498  Diplotaxis muralis J. C. Roos 1943-4-11 2603 San Bernardino County Hospital. Comment
  POM302499  Cardaria draba J. C. Roos 1943-4-4 2618 San Bernardino Waterman Ave., San Bernardino. Comment
  POM302508  Rumex hymenosepalus J. C. Roos 1943-4-11 2643 San Bernardino Air Depot, east of San Bernardino. Comment
  POM302509  Oxytheca trilobata J. C. Roos 1943-5-23 2672 San Bernardino Little San Bernardino Mountains. 1524 Comment
  POM302512  Muhlenbergia andina J. C. Roos 1943-8-14 2706 San Bernardino Along Vivian Creek 2226 Comment
  POM302517  Stephanomeria cichoriacea J. C. Roos 1943-7-27 2689 San Bernardino Mill Creek at Vivian Creek Comment
  POM302518  Acourtia microcephala J. C. Roos 1943-7-15 2734 San Bernardino San Timoteo Canyon, south of Redlands Comment
  POM302519  Ambrosia confertiflora J. C. Roos 1943-4-10 2613 San Bernardino Loma Linda. Comment
  POM302522  Brickellia desertorum J. C. Roos 1943-8-17 2709 San Bernardino Reche Canyon, off San Bernardino Valley Comment
  POM302530  Muhlenbergia andina J. C. Roos 1943-11-6 2746 San Bernardino Upper Mill Creek 2134 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
  POM302568  Arctostaphylos glauca J. C. Roos 1943-5-23 2654 San Bernardino Little San Bernardino Mountains. 1524 Comment
  POM302569  Arctostaphylos pungens J. C. Roos 1943-5-23 2652 San Bernardino Little San Bernardino Mountains. 1524 Comment
  POM431202  Panicum capillare J. C. Roos 1965-9-15 s.n. San Bernardino Victorville. Comment
  POM431209  Imperata brevifolia J. C. Roos 1938-11-5 s.n. San Bernardino Arrowhead Hot Springs, south side of San Bernardino Mountains. Comment
  RSA0008415  Erigeron parishii J. C. Roos 1947-6-21 3695 San Bernardino canyon above Cushenbury Springs. 1372 Comment
  RSA0080582  Pyrola dentata J. C. Roos 1937-7-23 344 San Bernardino Fish Creek. 2438 Comment
  RSA012583  Arabis hirsuta var. glabrata J. C. Roos 1949-7-16 4553 San Bernardino Moonridge, Bear Valley, San Bernardino Mts. 2256 Comment
  RSA0126443  Arabis hirsuta var. glabrata J. C. Roos 1947-6-27 3719 San Bernardino South Fork of Santa Ana River. San Bernardino Mts. 2409 Comment
  RSA0129773  Arabis parishii J. C. Roos 1943-7-4 2720 San Bernardino Summit of Sugarloaf Peak, San Bernardino Mountains. 2987 Comment
  RSA171382  Ribes roezlii J. C. Roos 1963-8-17 s.n. San Bernardino Mill Creek, San Bernardino Mts. 2073 Comment
  RSA262877  Ceanothus tomentosus var. olivaceus J. C. Roos 1941-3-8 213 San Bernardino Redlands, on Sunset Drive. Comment
  RSA262979  Salvia columbariae J. C. Roos 1941-4-19 179 San Bernardino Reche Canyon. Comment
  RSA263153  Phacelia fremontii J. C. Roos 1941-4-5 198 San Bernardino Quail Springs, Little San Bernardino Mts. Comment
  RSA264130  Phacelia brachyloba J. C. Roos 1937-7-15 583 San Bernardino Bonita Falls, 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
  RSA301538  Salvia leucophylla J. C. Roos 1940-5-25 1901 San Bernardino Near mouth of Santa Ana Canyon above Highlands. 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
Read comments
Aug 10 2007
  RSA393252  Eriogonum gracile var. gracile A. R. Roos 1922-11-12 s.n. San Bernardino S of Loma Linda. Comment
  RSA40541  Triteleia laxa J. C. Roos, R. Gustin 1948-4-27 2911 San Bernardino Foothills, Loma Linda 351 Comment
  RSA40556  Achnatherum occidentale subsp. occidentale J. C. Roos 1946-9-4 3041 San Bernardino Rocky slopes W of Dollar Lake, San Bernardino Mts 2927 Comment
  RSA40559  Cuscuta indecora J. C. Roos 1946-10-5 3109 San Bernardino The Pipes, east side of San Bernardino Mountains. 1357 Comment
  RSA40568  Eriogonum heermannii var. argense J. C. Roos 1946-9-21 3078 San Bernardino Canyon south of Cushenbury Springs. 1524 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
  RSA41283  Boerhavia intermedia J. C. Roos 1937-8-25 13 San Bernardino Mountain Pass; Clarke Mountains Comment
  RSA415964  Festuca rubra J. C. Roos, Steve Boyd 1965-7-31 s.n. San Bernardino South Fork Meadows, San Bernardino Mountains. 2287 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
  RSA425020  Hordeum jubatum J. C. Roos 1965-7-18 s.n. San Bernardino Bear Valley, San Bernardino Mtns. Near Fawnskin. 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
  RSA431201  Chrysanthemum leucanthemum J. C. Roos 1966-6-26 s.n. San Bernardino Private residence in City of Loma Linda. Comment
  RSA44235  Mahonia nevinii J. C. Roos 1949-7-12 3564 San Bernardino San Timoteo Canyon, south of Redlands 457 Comment
  RSA44240  Penstemon eatonii subsp. eatonii J. C. Roos 1949-6-19 3528 San Bernardino Southeast slope of Clark Mountain. 1890 Comment
  RSA44241  Penstemon eatonii J. C. Roos 1949-6-19 3529 San Bernardino Southeast slope of Clark Mountain. 1890 Comment
  RSA44242  Penstemon eatonii J. C. Roos 1949-6-24 3530 San Bernardino Rocky ridge, on ledge near summit of Clark Mt. 2378 Comment
  RSA44244  Acamptopappus shockleyi J. C. Roos 1949-5-29 3533 San Bernardino N base of Clark Mtns. 1341 Comment
  RSA44246  Chamaesaracha coronopus J. C. Roos 1949-6-22 3548 San Bernardino Barnwell, New York Mountains. Comment
  RSA44249  Tridens muticus J. C. Roos 1949-5-28 3536 San Bernardino Clark Mtn, Eastern Mojave Desert 1738 Comment
  RSA44251  Aliciella triodon J. C. Roos 1949-6-25 3542 San Bernardino Flats below Coliseum Mine, Clark Mts. 1585 Comment
  RSA44267  Bouteloua gracilis J. C. Roos 1949-6-18 3553 San Bernardino Southeastern Clark Mountains, eastern Mojave Desert. 1829 Comment
  RSA44268  Bouteloua curtipendula J. C. Roos 1949-6-18 3551 San Bernardino Southeastern base of Clark Mountain, eastern Mojave Desert. 1829 Comment
  RSA443392  Celtis reticulata J. C. Roos 1962-8-4 s.n. San Bernardino 0.3 mi. west of the intersection of Bryant St. and Oak Glen Rd. In Wilson Creek Wash. 823 Comment
  RSA444465  Penstemon caesius J. C. Roos 1965-7-17 s.n. San Bernardino South Fork, near Barton Flats 2439 Comment
  RSA444477  Chamaesyce supina J. C. Roos 1965-7-28 s.n. San Bernardino Loma Linda: Garden in Loma Linda Comment
  RSA444669  Viola purpurea subsp. purpurea J. C. Roos 1966-5-7 s.n. San Bernardino Barton Flats, San Bernardino Mts. 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
  RSA444673  Salpichroa origanifolia J. C. Roos 1965-6-29 s.n. San Bernardino Bloomington. Comment
  RSA444674  Datura wrightii J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda Hills. 305 Comment
  RSA444792  Prunus virginiana var. demissa J. C. Roos, L. Roos 1956-5-26 6581 San Bernardino Oakland Glen School. Comment
Read comments
Nov 26 2014
  RSA444798  Purshia stansburyana J. C. Roos 1950-8-4 s.n. San Bernardino N side of Clark Mountain, east Mojave Desert. Comment
  RSA44898  Achnatherum lemmonii var. lemmonii J. C. Roos 1947-7-19 3729 San Bernardino Dry slope under pines and firs, Vivian Creek, San Bernardino Mts. 2195 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
Read comments
Apr 3 2011
  RSA44910  Piptatherum micranthum J. C. Roos, Weatherby 1949-9-2 3571 San Bernardino North side of Kingston Mountains 2165 Comment
  RSA44911  Abies concolor J. C. Roos, R. Weatherby 1949-9-2 3570 San Bernardino North slope of Kingston Peak, Mojave Desert. 2165 Comment
  RSA44919  Erigeron breweri var. covillei J. C. Roos 1947-6-21 3691 San Bernardino Fawnskin, Bear Valley. Comment
  RSA44921  Asclepias fascicularis J. C. Roos 1949-6-21 3699 San Bernardino roadside, Cushenbury Canyon, north base of San Bernardino Mtns. 1677 Comment
  RSA44924  Cryptantha simulans J. C. Roos 1947-6-14 3683 San Bernardino in canyon behind Bowl, Crestline. 1524 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
  RSA449959  Epilobium glaberrimum subsp. glaberrimum J. C. Roos 1965-7-18 s.n. San Bernardino Snow Valley, San Bernardino Mountains. Comment
  RSA449962  Epilobium brachycarpum J. C. Roos 1965-7-18 s.n. San Bernardino Snow Valley, San Bernardino Mountains. Comment
  RSA449967  Brickellia desertorum J. C. Roos, L. Roos 1957-10-19 6658 San Bernardino 1 mi. SW of Loma Linda hospital, in the hills by the gravel pit. An infrequent shrub in the sun, growing in dry sandy loam, on the N slope of a steep canyon. 439 Comment
  RSA449971  Microsteris gracilis subsp. gracilis J. C. Roos 1967-5-30 s.n. San Bernardino A meadow, Broom Flat. Comment
  RSA449975  Polygonum lapathifolium J. C. Roos 1965-9-15 s.n. San Bernardino Mohave River at Victorville. Comment
  RSA450071  Castilleja lasiorhyncha J. C. Roos 1956-7-21 6589 San Bernardino Snow Valley, north of Keller Peak Comment
  RSA450074  Veronica americana J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Anita Canyon, Heart Bar area. San Bernardino Mtns. 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
  RSA450092  Ranunculus cymbalaria var. saximontanus J. C. Roos 1965-6-26 s.n. San Bernardino Upper Sana Ana Canyon, Heart Bar area. Comment
  RSA450098  Cercocarpus ledifolius J. C. Roos 1965-6-6 s.n. San Bernardino San Bernardino Mtns, Mill Creek near Fallsvale. Comment
  RSA450101  Rubus leucodermis J. C. Roos 1965-7-17 s.n. San Bernardino Barton Flats, San Bernardino Mountains. Comment
  RSA450104  Galium johnstonii J. C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns: Kilpecker Creek. Comment
  RSA450105  Populus tremuloides J. C. Roos 1937-6-11 s.n. San Bernardino Fish Creek. Comment
  RSA450106  Astragalus leucolobus J. C. Roos 1967-5-30 s.n San Bernardino Rocky ridge, E of Broom Flat. Comment
  RSA450110  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
  RSA450114  Lupinus breweri var. grandiflorus J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mountains. Comment
  RSA450116  Lupinus lepidus var. confertus J. C. Roos 1965-7-18 s.n. San Bernardino Along Bear Valley, San Bernardino Mtns. 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
  RSA450125  Mahonia nevinii J. C. Roos 1966-2-10 s.n. San Bernardino San Timoteo Canyon, south of Redlands. Comment
  RSA450134A  Lupinus excubitus var. austromontanus J. C. Roos 1947-2-22 3290 San Bernardino Deep Creek, 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
  RSA450144  Leptosiphon floribundus J. C. Roos 1965-6-26 s.n. San Bernardino Barton Flats, San Bernardino Mtns. Comment
  RSA450145  Phlox diffusa J. C. Roos 1967-5-30 s.n. San Bernardino Arrastre Creek, on the upper slopes of the San Bernardino Mountains. 2378 Comment
  RSA450146  Allophyllum divaricatum J. C. Roos 1965-6-12 s.n. San Bernardino Mill Creek. Comment
  RSA450154  Rumex salicifolius var. denticulatus J. C. Roos 1965-7-17 s.n. San Bernardino Dry Lake, San Bernardino Mtns. Comment
  RSA450155  Antirrhinum coulterianum J. C. Roos 1965-6-6 s.n. San Bernardino San Bernardino Mtns, Mill Creek near Fallsvale. Comment
  RSA450160  Cordylanthus nevinii J. C. Roos 1965-9-11 s.n. San Bernardino Mill Creek. Comment
  RSA450161  Keckiella antirrhinoides J. C. Roos 1965-6-6 s.n. San Bernardino San Bernardino Mtns, Mill Creek near Fallsvale. Comment
  RSA450163  Mimulus brevipes J. C. Roos 1965-6-6 s.n. San Bernardino San Bernardino Mtns, Mill Creek near Fallsvale. Comment
  RSA450164  Mimulus cardinalis 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
  RSA450172  Penstemon spectabilis J. C. Roos 1965-6-6 s.n. San Bernardino San Bernardino Mtns, Mill Creek near Fallsvale. Comment
  RSA450177  Astragalus didymocarpus var. dispermus J. C. Roos 1966-4-6 s.n San Bernardino Kramer Hills. Comment
  RSA450187  Quercus chrysolepis J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek near Fallsvale [Forest Falls], San Bernardino Mountains. Comment
  RSA450195  Lupinus sparsiflorus subsp. sparsiflorus J. C. Roos 1947-2-22 3295 San Bernardino Deep Creek, San Bernardino Mtns Comment
  RSA450201  Platanthera leucostachys J. C. Roos 1965-7-17 s.n. San Bernardino South Fork Meadows, San Bernardino Mountains. 2500 Comment
  RSA450203  Yucca whipplei var. whipplei J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek near Fallsvale [Forest Falls], San Bernardino Mountains. Comment
  RSA450204  Frankenia grandifolia J. C. Roos 1950-6-24 4843 San Bernardino Rabbit Springs, Mojave Desert Comment
  RSA450237  Geranium richardsonii J. C. Roos 1965-7-17 s.n. San Bernardino South Fork, San Bernardino Mts. 2591 Comment
  RSA450239  Myriophyllum sibiricum J. C. Roos 1966-9-9 s.n. San Bernardino In Big Bear Lake, San Bernardino Mtns. Comment
  RSA450243  Alnus rhombifolia J. C. Roos 1965-9-11 S.N. San Bernardino Mill creek, San Bernardino Mountains Comment
  RSA450250  Ivesia argyrocoma J. C. Roos 1965-7-18 s.n. San Bernardino Bear Valley, San Bernardino Mtns. Near Fawnskin. Comment
  RSA450251  Geum macrophyllum J. C. Roos 1965-7-31 s.n. San Bernardino South Fork 2134 Comment
  RSA450254  Eriogonum elongatum J. C. Roos 1965-10-20 s.n. San Bernardino The east fork of Mountain Home Canyon. Comment
  RSA450303  Prunus emarginata J. C. Roos 1969-7-5 s.n. San Bernardino Upper Fish Creek. 2683 Comment
  RSA450310  Heracleum maximum J. C. Roos 1965-7-31 s.n. San Bernardino South Fork Meadows, upper Santa Ana River, San Bernardino Mtns. 2287 Comment
  RSA450414  Chaenactis santolinoides J. C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mountains probably near Barton Flats. Comment
  RSA450416  Centaurea melitensis J. C. Roos 1965-6-6 s.n. San Bernardino San Bernardino Mtns, Mill Creek near Fallsvale. Comment
  RSA450423  Erigeron divergens J. C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mountains probably near Barton Flats. Comment
  RSA450426  Erigeron breweri var. covillei J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Ana Basin, near Fish Creek. San Bernardino Mtns. Comment
  RSA450432  Eriophyllum confertiflorum J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Ana Basin, near Fish Creek. San Bernardino Mtns. Comment
  RSA450439  Pellaea mucronata var. mucronata J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek. San Bernardino Mountains. Comment
  RSA450453  Melica aristata J. C. Roos 1965-7-17 s.n. San Bernardino Stetson Creek, Barton Flats, San Bernardino Mountains. Comment
  RSA450455  Bromus marginatus J. C. Roos 1965-7-17 s.n. San Bernardino Barton Flats, San Bernardino Mountains. Comment
  RSA450466  Leymus triticoides J. C. Roos, A. C. Sanders 1965-7-18 1981 San Bernardino East end of Bear Valley. Comment
  RSA450472  Trichostema parishii J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek. San Bernardino Mountains. Comment
  RSA450489  Hymenopappus filifolius var. lugens J. C. Roos 1965-7-18 s.n. San Bernardino East end of Bear Valley. Comment
  RSA450657  Achnatherum coronatum J. C. Roos 1965-6-6 s.n. San Bernardino San Bernardino Mtns, Mill Creek near Fallsvale. Comment
  RSA450658  Achnatherum coronatum J. C. Roos 1981-07 s.n. San Bernardino Upper Santa Ana Canyon near Heart Bar Park Comment
  RSA450659  Hesperostipa comata subsp. comata J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mountains. Comment
  RSA450749  Tetradymia comosa J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda Hills. 305 Comment
  RSA450759  Stephanomeria cichoriacea J. C. Roos 1965-10-2 s.n. San Bernardino E Fork Mtn. Home Canyon Comment
  RSA450768  Antennaria rosea J. C. Roos 1981-09 s.n. San Bernardino upper Santa Ana River Comment
  RSA45207  Arabis pulchra J. C. Roos, L. Roos 1949-4-30 4260 San Bernardino 6 miles SW of Hesperia. 1067 Comment
  RSA45208  Plagiobothrys parishii J. C. Roos, L. Roos 1949-4-30 4270 San Bernardino Rabbit Springs 884 Comment
  RSA45210  Lasthenia californica J. C. Roos 1949-4-30 4277 San Bernardino 4 miles west of Hesperia. Comment
  RSA45212  Astragalus acutirostris J. C. Roos 1949-4-30 4278 San Bernardino Apple Valley 915 Comment
  RSA45214  Calochortus striatus J. C. Roos, L. Roos 1949-5-14 4290 San Bernardino Rabbit Springs, Mojave Desert. 884 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
  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
  RSA45477  Artemisia ludoviciana subsp. albula J. C. Roos 1948-9-18 4058 San Bernardino Clark Mts. 1768 Comment
  RSA45478  Eriogonum nidularium J. C. Roos 1948-9-18 4053 San Bernardino N slope of Clark Mtn., Green's Mine. 1585 Comment
  RSA45483  Helianthus annuus subsp. jaegeri J. C. Roos, L. Roos 1948-9-19 4039 San Bernardino Soda Springs, W. side Soda Lake. Comment
  RSA45504  Machaeranthera pinnatifida subsp. gooddingii J. C. Roos 1949-4-9 4214 San Bernardino 5 mi NE of Earp along the Colorado River. Comment
  RSA45505  Machaeranthera asteroides J. C. Roos 1949-4-9 4215 San Bernardino 5 mi NE of Earp along the Colorado River. Comment
  RSA457383  Achnatherum occidentale subsp. occidentale J. C. Roos 1965-7-18 s.n. San Bernardino Along Bear Valley, San Bernardino Mtns. Comment
  RSA457384  Trisetum canescens J. C. Roos 1965-7-31 s.n. San Bernardino South Fork Meadows, upper Santa Ana River, San Bernardino Mtns. 2287 Comment
  RSA457385  Polypogon viridis J. C. Roos 1981-07 s.n. San Bernardino Mountain Home Village and Mill Creek. San Bernardino Mountains. Comment
  RSA457386  Poa fendleriana J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Anita Canyon, Heart Bar area. San Bernardino Mtns. Comment
  RSA457392  Agrostis stolonifera 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
  RSA457402  Aristida adscensionis J. C. Roos 1937-6-26 s.n. San Bernardino Redlands. Comment
  RSA47191  Calystegia occidentalis subsp. fulcrata J. C. Roos 1949-7-16 4565 San Bernardino Moonridge, Bear Valley, San Bernardino Mts. 2256 Comment
  RSA47192  Penstemon rostriflorus J. C. Roos, L. Roos 1949-6-27 4515 San Bernardino North side Kingston Mts 1829 Comment
  RSA47194  Ipomopsis arizonica J. C. Roos, L. Roos 1949-6-22 4448 San Bernardino New York Mountains. [Keystone Canyon] 1738 Comment
Read comments
Dec 26 2016
  RSA47195  Linanthus pungens J. C. Roos, L. Roos 1949-6-24 4474 San Bernardino Summit of Clark Mountain 2409 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
  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
  RSA47294  Minuartia rubella J. C. Roos 1949-7-4 4537 San Bernardino San Gorgonio ridge. 3354 Comment
  RSA47299  Rhamnus ilicifolia J. C. Roos, L. Roos 1949-6-22 4454 San Bernardino New York Mountains; Keystone Canyon 1738 Comment
  RSA47307  Forestiera pubescens J. C. Roos, L. Roos 1949-6-25 4492 San Bernardino Narrow canyon near spring, E face Clark Mountain. 1524 Comment
  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
  RSA47312  Salix lemmonii J. C. Roos 1949-7-4 4535 San Bernardino Along stream at High Creek. 2744 Comment
  RSA47315  Arabis platysperma J. C. Roos 1949-7-23 4576 San Bernardino Canyon above Moonridge Ski Area, Bear Valley, San Bernardino Mts. 2348 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
  RSA47320  Agave utahensis var. nevadensis J. C. Roos, L. Roos 1949-6-28 4522 San Bernardino Kingston Mountains, (Tecopa Pass) 1524 Comment
  RSA47321  Bromus marginatus J. C. Roos, L. Roos 1949-6-25 4494 San Bernardino Narrow canyon near spring, E face Clark Mountain. 1524 Comment
  RSA47322  Aristida purpurea var. fendleriana J. C. Roos, L. Roos 1949-6-22 4443 San Bernardino Barnwell, New York Mountains 1463 Comment
  RSA47325  Bouteloua curtipendula J. C. Roos, L. Roos 1949-6-22 4442 San Bernardino Mouth of Keystone Canyon, New York Mountains 1677 Comment
  RSA47326  Bouteloua eriopoda J. C. Roos, Lucille Roos 1949-6-23 4462 San Bernardino Lanfair Valley, north of Hackberry Mountain. 1311 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
  RSA47331  Cheilanthes wootonii J. C. Roos, Lucille Roos 1949-6-22 4441 San Bernardino New York Mountains, N side of the mouth of Keystone Canyon 1677 Comment
  RSA47332  Poa fendleriana J. C. Roos 1949-5-28 4356 San Bernardino N slope Clark, Mts 1829 Comment
  RSA47336  Lepidium montanum var. canescens J. C. Roos 1949-6-22 4438 San Bernardino Lecyr Well, New York Mountains. 1524 Comment
  RSA47341  Arabis holboellii var. retrofracta J. C. Roos 1949-7-16 4561 San Bernardino Moonridge, Bear Valley, San Bernardino Mts. 2256 Comment
  RSA47344  Leymus cinereus J. C. Roos, L. Roos 1949-6-28 4524 San Bernardino Beck's Spring, Kingston Mountains., [35 deg 47'N, 115 deg 55'55W] 1372 Comment
  RSA473729  Euthamia occidentalis A. R. Roos 1922-11-8 s.n. San Bernardino Near Loma Linda 915 Comment
  RSA47417  Mimulus pilosus J. C. Roos, Lucille Roos 1949-6-21 4428 San Bernardino Sandy soil, southern exposure, New York Peak, eastern San Bernardino Co. 2256 Comment
  RSA47428  Keckiella antirrhinoides subsp. microphylla J. C. Roos, Lucille Roos 1949-6-27 4506 San Bernardino North side of Kingston Mountains 1677 Comment
  RSA47433  Chamaesyce fendleri J. C. Roos, L. Roos 4359 San Bernardino North slope Clark Mountain. 1829 Comment
  RSA47437  Eriodictyon angustifolium J. C. Roos 1949-6-20 4410 San Bernardino New York Mountains: Mouth of Keystone Canyon. 1616 Comment
  RSA47438  Mimulus rubellus J. C. Roos, Lucille Roos 1949-5-29 4377 San Bernardino Coliseum Mine, Clark Mountain. 1677 Comment
  RSA47448  Pseudostellaria jamesiana J. C. Roos, L. Roos 1949-7-16 4552 San Bernardino Moonridge, Bear Valley 2226 Comment
  RSA47453  Poa secunda J. C. Roos 1949-5-14 4310 San Bernardino Rabbit Springs, Mojave Desert. 884 Comment
  RSA47457  Psathyrotes annua J. C. Roos 1949-6-26 4498 San Bernardino Mesquite Valley, 2 mi S of Kingston 793 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
  RSA47461  Chrysothamnus parryi subsp. imulus J. C. Roos 1949-7-23 4582 San Bernardino Holcomb Valley. 2195 Comment
Read comments
Feb 2 2015
  RSA47462  Aster ascendens J. C. Roos 1949-7-16 4562 San Bernardino Moonridge Ski Area, Bear Valley. 2226 Comment
  RSA47464  Erigeron breweri var. bisanctus J. C. Roos 1949-7-16 4560 San Bernardino Moonridge, Bear Valley, San Bernardino Mts. 2256 Comment
  RSA47466  Erigeron breweri var. covillei J. C. Roos 1949-6-20 4414 San Bernardino Ivanpah Mtns, North side of Kokoweef Peak 1677 Comment
  RSA47469  Chrysothamnus nauseosus subsp. hololeucus J. C. Roos 1949-6-19 4407 San Bernardino Southeast slope of Clark Mountain. 1890 Comment
  RSA47470  Brickellia oblongifolia var. linifolia J. C. Roos 1949-5-28 4335 San Bernardino North slope of washes, Clark Mtn, near Green's Mine 1616 Comment
  RSA47472  Packera multilobata J. C. Roos 1949-5-28 4350 San Bernardino north side Clark Mtn. 1890 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
  RSA47476  Hymenoxys cooperi J. C. Roos, L. Roos 1949-6-20 4418 San Bernardino Keystone Canyon, New York Mts 1829 Comment
  RSA47480  Brickellia oblongifolia var. linifolia J. C. Roos, L. Roos 1949-6-24 4473 San Bernardino Summit of Clark Mountain 2409 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
  RSA47536  Forsellesia nevadensis J. C. Roos, L. Roos 1949-6-22 4451 San Bernardino New York Mtns, Keystone Canyon. 1829 Comment
  RSA47540  Amelanchier utahensis subsp. covillei J. C. Roos 1949-5-28 4349 San Bernardino North slope of Clark Mountains 1890 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
  RSA47546  Arctostaphylos pungens J. C. Roos, L. Roos 1949-6-21 4435 San Bernardino New York Mts. 2133 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
  RSA480587  Croton californicus A. R. Roos 1922-11-8 s.n. San Bernardino Near Loma Linda 915 Comment
  RSA48173  Tetradymia argyraea J. C. Roos, Weatherby 1949-9-2 3573 San Bernardino Kingston Mountain; NE of Kingston Peak 2134 Comment
  RSA48459  Berberis nevinii J. C. Roos 1949-5-6 3526 San Bernardino San Timoteo Canyon, south of Redlands Comment
  RSA48675  Quercus turbinella subsp. turbinella J. C. Roos 1949-8-13 4621 San Bernardino Copper Queen Mine, Keystone Canyon, New York Mtns. 1829 Comment
  RSA48680  Eriogonum microtheca var. foliosum J. C. Roos 1949-8-13 4613 San Bernardino Keystone Canyon, New York Mountains 1738 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
  RSA48686  Chrysothamnus humilis J. C. Roos 1949-8-13 4607 San Bernardino Keystone Canyon, New York Mts. 1768 Comment
  RSA48689  Cordylanthus parviflorus J. C. Roos 1949-8-13 4602 San Bernardino Keystone Canyon, New York Mountains 1738 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
  RSA48840  Eriogonum microtheca var. simpsonii J. C. Roos 1949-9-2 4646 San Bernardino Kingston Mtns. 2134 Comment
  RSA48842  Rhus integrifolia L. Roos 1949-10-22 4693 San Bernardino Santa Ana wash north of Redlands, about 300 yds. northeast of Orange St. Bridge. 396 Comment
  RSA48845  Artemisia bigelovii J. C. Roos 1949-8-13 4614 San Bernardino 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
  RSA48877  Monardella eremicola J. C. Roos, C. A. Weatherby 1949-9-2 4642 San Bernardino Kingston Mts., north slope. 2012 Comment
  RSA48888  Juniperus osteosperma J. C. Roos 1949-9-2 4634 San Bernardino North slopes Kingston Mts 2072 Comment
  RSA48939  Tetradymia glabrata J. C. Roos, Lucille Roos 1949-5-14 4312 San Bernardino Lucerne Valley 884 Comment
  RSA52783  Sanvitalia abertii J. C. Roos 1950-8-5 4893 San Bernardino 1 mi S of Coliseum Mine, Clark Mtns. 1646 Comment
  RSA52798  Hydrocotyle verticillata J. C. Roos 1950-8-7 4917 San Bernardino China Ranch, NE San Bernardino County. 396 Comment
  RSA52800  Boerhavia coulteri J. C. Roos 1950-9-3 4980 San Bernardino Valley Wells 1128 Comment
  RSA52805  Brickellia desertorum J. C. Roos, L. Roos 1950-9-9 4986 San Bernardino Mt. Rubidoux. 396 Comment
  RSA52806  Dodecahema leptoceras J. C. Roos, L. Roos 1950-6-3 4822 San Bernardino Cajon Canyon, 1 mile below 'Blue Cut' 762 Comment
  RSA53583  Polypogon viridis J. C. Roos 1949-11-16 4695 San Bernardino Loma Linda. 329 Comment
  RSA591730  Sambucus mexicana J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda Hills. 305 Comment
  RSA591734  Silene lemmonii 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
  RSA591762  Atriplex elegans var. fasciculata J. C. Roos 1937-8-24 1205 San Bernardino Barstow, Mojave Desert Comment
  RSA592425  Atriplex elegans var. fasciculata J. C. Roos 1965-9-23 s.n. San Bernardino Barstow, Mojave Desert. Comment
  RSA592489  Sedum niveum J. C. Roos 1965-7-31 s.n. San Bernardino South fork. 2134 Comment
  RSA592494  Pseudostellaria jamesiana J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mountains. Comment
  RSA592495  Atriplex torreyi J. C. Roos 1965-9-13 s.n. San Bernardino Victorville. Comment
  RSA593754  Fraxinus anomala J. C. Roos 1948-9-18 s.n. San Bernardino Clark Mts., Comment
  RSA594031  Helianthus annuus subsp. lenticularis J. C. Roos 1965-10-3 s.n. San Bernardino Loma Linda Comment
  RSA594034  Artemisia bigelovii J. C. Roos 1948-9-18 4059 San Bernardino Clark Mountian. North slope 1829 Comment
  RSA61538  Tetradymia argyraea J. C. Roos 1950-9-2 4965 San Bernardino 1 mi SE of Coliseum Mine, Clark Mountains 1616 Comment
  RSA61547  Poa secunda J. C. Roos 1950-6-3 4826 San Bernardino Rabbit Springs. Mojave desert. 884 Comment
  RSA648062  Ambrosia confertiflora J. C. Roos 1943-4-10 2613 San Bernardino Loma Linda. Comment
  RSA648080  Pellaea mucronata var. mucronata J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek. San Bernardino Mountains. Comment
  RSA648084  Festuca rubra J. C. Roos 1937-7-21 405 San Bernardino South Fork. San Bernardino Mtns. Comment
Read comments
Oct 26 2013
  RSA648669  Achnatherum lemmonii var. lemmonii J. C. Roos, L. Roos 1952-8-23 5886 San Bernardino Stetson Creek, Barton Flats, San Bernardino Mts. Alt. 6200 ft. 1889 Comment
  RSA648670  Panicum capillare J. C. Roos 1946-9-6 2997 San Bernardino Warm Creek south of San Bernardino. Comment
  RSA648735  Allium peninsulare J. C. Roos 1948-5-22 3865 San Bernardino In a canyon S.E. of the summit of Reche Canyon. Comment
  RSA648742  Schedonorus pratensis J. C. Roos 1950-5-20 4815 San Bernardino Central St., San Bernardino Valley. 304 Comment
  RSA649144  Aristida purpurea var. nealleyi J. C. Roos 1950-8-5 4898 San Bernardino north slope Clark Mts. about 1 1/2 miles S.W. of Coliseum Mine, eastern Mojave Desert. 1706 Comment
  RSA658343  Arceuthobium divaricatum J. C. Roos 1949-9-2 4635 San Bernardino Kingston Mtns Comment
  RSA658423  Sporobolus cryptandrus J. C. Roos 1965-6-7 s.n. San Bernardino Victorville. Comment
  RSA658437  Eriogonum baileyi J. C. Roos 1965-10-17 s.n. San Bernardino At Phelan rd., south of Victorville. Comment
  RSA658699  Berberis nevinii J. C. Roos, L. Roos 1952-3-2 5384 San Bernardino Scott s Canyon 2 miles SE of Loma Linda, San Bernardino Valley. 427 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
  RSA659188  Eriogonum parishii J. C. Roos 1965-10-2 s.n. San Bernardino Camp Angelus, San Bernardino Mtns. Comment
  RSA659189  Phacelia ramosissima J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda Hills. 305 Comment
  RSA659191  Myriophyllum sibiricum J. C. Roos 1966-9-9 s.n. San Bernardino In Big Bear Lake, San Bernardino Mtns. Comment
  RSA659193  Lotus oblongifolius J. C. Roos 1965-7-26 s.n. San Bernardino Upper Santa Ana Canyon, Heart Bar area. San Bernardino Mtns. 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
Read comments
May 21 2011
  RSA659477  Monardella odoratissima J. C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns: Kilpecker Creek. Comment
  RSA659482  Chamaesaracha coronopus J. C. Roos 1949-6-22 3548 San Bernardino Barnwell, New York Mountains. Comment
  RSA659487  Eriogonum mohavense J. C. Roos, L. Roos 1952-5-17 5675 San Bernardino 10 miles west of Adelanto, Mojave Desert. Comment
  RSA659489  Euphorbia exstipulata J. C. Roos 1950-9-3 4976 San Bernardino South of Clark Mountains, NW of Mountain Pass 1828 Comment
  RSA659629  Hordeum jubatum J. C. Roos 1965-7-18 s,n, San Bernardino Bear Valley, San Bernardino Mtns. Comment
  RSA659630  Hordeum brachyantherum subsp. californicum J. C. Roos 1965-7-18 s.n. San Bernardino Bear Valley, San Bernardino Mtns. Near Fawnskin. Comment
  RSA659633  Phleum pratense J. C. Roos 1965-7-18 s.n. San Bernardino Moonridge, Bear Valley, San Bernardino Mountains. Comment
  RSA659634  Viola douglasii J. C. Roos 1959-5-16 s.n. San Bernardino Holcomb Valley, San Bernardino Mtns. Comment
  RSA659719  Tetradymia comosa J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda Hills. 305 Comment
  RSA659784  Lotus argyraeus var. multicaulis J. C. Roos 1949-6-21 3556 San Bernardino New York Mountain (New York Peak) 2225 Comment
  RSA659786  Lotus strigosus J. C. Roos 1947-2-22 3280 San Bernardino Along Deep Creek, San Bernardino Mtns. Comment
  RSA662062  Cryptantha micrantha var. lepida J. C. Roos 1965-7-18 s.n. San Bernardino Along Bear Valley, San Bernardino Mtns. Comment
  RSA662067  Trifolium wormskioldii J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Anita Canyon, Heart Bar area. San Bernardino Mtns. Comment
  RSA662071  Lupinus excubitus J. C. Roos 1965-7-18 s.n. San Bernardino Along Bear Valley, San Bernardino Mtns. Comment
  RSA662410  Pterostegia drymarioides J. C. Roos 1947-2-20 3274 San Bernardino In the hills South of Loma Linda. Collected in the site of an old burn. 366 Comment
  RSA662420  Leucopoa kingii J. C. Roos 1937-7-7 408 San Bernardino South Fork (of Santa Ana River). San Bernardino Mtns. 1829 Comment
Read comments
Oct 26 2013
  RSA662437  Atriplex polycarpa J. C. Roos 1965-7-6 1965 San Bernardino At the cement plant, Victorville. Comment
  RSA662540  Parnassia cirrata var. cirrata J. C. Roos 1965-9-11 s.n. San Bernardino At the quarry in Mill Creek Canyon, San Bernardino Mountains Comment
  RSA664101  Atriplex elegans var. fasciculata J. C. Roos 1965-7-6 s.n. San Bernardino Roadside of Barstow. Comment
  RSA664190  Artemisia tridentata A. R. Roos 1948-10-29 s.n. San Bernardino San Bernardino Mtns. summit of Cajon Pass. 1223 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
  RSA664194  Calocedrus decurrens J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek. San Bernardino Mountains. Comment
  RSA664195  Buddleja utahensis J. C. Roos 1949-6-26 4497 San Bernardino Face of steep pass 5.5 miles S of Kingston. 1067 Comment
  RSA664196  Atriplex confertifolia J. C. Roos 1965-7-6 s.n. San Bernardino At the cement plant, Victorville. Comment
  RSA664935  Eriogonum fasciculatum var. foliolosum J. C. Roos 1965-6-6 s.n. San Bernardino Mill Creek. San Bernardino Mountains. Comment
  RSA664942  Ribes indecorum J. C. Roos 1946-12-27 3194 San Bernardino Reche Canyon. Comment
  RSA69823  Plantago subnuda J. C. Roos, L. Roos 1951-9-29 5309 San Bernardino Warm Creek near south E street, San Bernardino. 305 Comment
  RSA69864  Polygonum punctatum J. C. Roos, Lucille Roos 1951-9-11 5201 San Bernardino Loma Linda. 320 Comment
  RSA74574  Parnassia cirrata J. C. Roos 1946-9-4 2972 San Bernardino Vivian Creek 2439 Comment
  RSA78230  Poa secunda J. C. Roos 1951-6-9 5058 San Bernardino Running Springs 1829 Comment
  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
  RSA78369  Aristida adscensionis var. modesta J. C. Roos 1951-6-20 5030 San Bernardino Arrowhead Springs, San Bernardino Mountains. 610 Comment
  RSA78370  Imperata brevifolia J. C. Roos 1950-1-20 5031 San Bernardino Arrowhead Hot Springs 610 Comment
  RSA78382  Chrysothamnus viscidiflorus subsp. viscidiflorus J. C. Roos 1951-7-28 5070 San Bernardino Head of Rathbone Creek. 2591 Comment
  RSA78385  Chrysothamnus parryi subsp. imulus J. C. Roos 1951-7-28 5071 San Bernardino Pine Knot, Bear Valley, San Bernardino Mts. 2073 Comment
  RSA85083  Hordeum depressum J. C. Roos 1952-4-22 5566 San Bernardino Waterman Ave. west of Loma Linda, San Bernardino Valley 305 Comment
  RSA85156  Camissonia campestris subsp. campestris J. C. Roos 1952-4-22 5568 San Bernardino 1 mile west of Colton along highway 99. 305 Comment
  RSA85159  Bouteloua curtipendula J. C. Roos, A. R. Roos 1950-8-5 4901 San Bernardino North side of Clark Mountains, about 1 mile SW of Coliseum Mine, eastern Mojave Desert. 1646 Comment
  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
  RSA85278  Atriplex torreyi J. C. Roos, A. Roos 1950-8-8 4931 San Bernardino Rabbit Springs, Lucerne Valley. 884 Comment
  RSA85452  Spergularia salina J. C. Roos 1952-3-14 5538 San Bernardino Loma Linda 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
  RSA85657  Halimolobos jaegeri J. C. Roos 1950-8-6 4914 San Bernardino Kingston Peak, Kingston Mountains., Eastern Mojave Desert. 2165 Comment
  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
  RSA85676  Tetradymia argyraea J. C. Roos 1950-8-5 4903 San Bernardino Eastern Mojave Desert Coliseum Mine, Clark Mountain. 1707 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
  RSA86878  Chenopodium incanum J. C. Roos 1950-9-1 4960 San Bernardino Vicinity of Coliseum Mine, Clark Mountains 1646 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
  RSA89890  Cordylanthus tecopensis J. C. Roos 1954-7-18 6203 San Bernardino Saratoga Springs, Mojave desert. 61 Comment
  RSA89960  Galinsoga parviflora var. parviflora J. C. Roos 1950-11-5 5024 San Bernardino Near corner of Central and Anderson, Loma Linda 335 Comment
  RSA89961  Atriplex lentiformis J. C. Roos 1950-10-31 5022 San Bernardino 237 South Waterman Ave., San Bernardino. 320 Comment
  RSA89962  Centaurea repens J. C. Roos 1950-10-27 5019 San Bernardino San Bernardino, corner of 9th Street and Waterman Avenue. Comment
  RSA89969  Chrysothamnus nauseosus subsp. hololeucus J. C. Roos 1950-10-11 5005 San Bernardino Mojave Desert S of Victorville at jct of Apple Valley cutoff road with Hwy 66 915 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
  RSA89971  Chrysothamnus nauseosus subsp. hololeucus J. C. Roos 1950-10-11 5003 San Bernardino 2.2 miles N of Cajon on Hwy 66 1067 Comment
  RSA89974  Chrysothamnus nauseosus subsp. consimilis J. C. Roos 1950-10-11 5001 San Bernardino Cajon Pass at Cajon 915 Comment
  RSA89975  Oxytheca parishii var. parishii J. C. Roos, Lucille Roos 1950-9-23 4991 San Bernardino At junction of Deep and Hook Creeks. 1448 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
Read comments
Jan 28 2015
  RSA89982  Grindelia squarrosa J. C. Roos 1950-9-3 4983 San Bernardino Mountain Pass, Clark Mountains, E Mojave Desert 1524 Comment
  RSA89984  Amaranthus fimbriatus J. C. Roos 1950-9-3 4981 San Bernardino Valley Wells 1128 Comment
  RSA89985  Eriogonum heermannii var. floccosum J. C. Roos 1950-9-3 4979 San Bernardino South of Clark Mountain, NW of Mountain Pass 1860 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
  SBBG53853  Lepidium didymum J. 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
  SD65502  Castilleja cinerea John C. Roos 1943-7-4 2717 San Bernardino ridge summit of Sugerloaf Peak, San Bernardino Mts 2987 Comment
  SEINET227609 Image available Eragrostis pectinacea A. R. Roos 1937-11-25 San Bernardino Highland east of San Bernardino Comment
  SEINET3222768 Image available Poa secunda John Roos, Lucille Roos 1950-4-26 4764 San Bernardino Rabbit Springs, Mojave Desert. 880 Comment
  SEINET3885349  Calochortus concolor John Roos, Lucille Roos 1952-6-14 5772 San Bernardino Mill Creek south of Mill Creek Public Camp, San Bernardino Mts.; 0 1158 Comment
  SEINET3885354  Calochortus invenustus J. C. Roos 1965-7-18 s.n. San Bernardino Bear Valley, San Bernardino Mtns.; 0 Comment
  SEINET6328885  Eriogonum baileyi J. C. Roos 1965-10-17 s.n. San Bernardino Phelan Road, south of Victorville 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
  UC1010217  Quercus turbinella John and Lucille Roos 1949-6-21 4430 San Bernardino Keystone Canyon New York Mts. 1767 Comment
  UC1010218  Quercus turbinella John and Lucille Roos 1949-6-22 4452 San Bernardino Keystone Canyon New York Mts. 1737 Comment
  UC1010227  Helianthus petiolaris subsp. petiolaris John and Lucille Roos 1951-9-9 5199 San Bernardino Hwy 99 at Etiwanda Ave. (between Ontario and Fontana) 304 Comment
  UC1010233  Polygonum aviculare subsp. aviculare John C. Roos 1953-3-31 5911 San Bernardino Loma Linda 320 Comment
  UC1010235  Eriogonum thurberi John C. Roos 1951-6-16 5063 San Bernardino Loma Linda San Bernardino Valley, Loma Linda 304 Comment
  UC1010268  Ericameria nauseosa var. hololeuca John C. Roos 1950-9-3 4972 San Bernardino nw of Mountain Pass (canyon on s slope of Clark Mtn., e Mohave Desert); Mohave Desert, Clark Mtn. 1889 Comment
  UC1010281  Boerhavia wrightii J. C. and A. R. Roos 1950-8-4 4892 San Bernardino n. slopes Clark Mt.; e. Mohave Desert, Clark Mt. 1219 Comment
  UC1010284  Kallstroemia parviflora J. C. and A. R. Roos 1950-8-5 4904 San Bernardino Coliseum Mine eastern Mohave Desert, Clark Mts., Coliseum Mine (Clark Mts., eastern Mohave Desert) Comment
  UC1010285  Amaranthus torreyi J. C. and A. R. Roos 1950-8-5 4905 San Bernardino Coliseum Mine, e Mohave Desert Mohave Desert, Clark Mts. 1706 Comment
  UC1010286  Tetradymia argyraea J. C. and A. R. Roos 1950-8-6 4908 San Bernardino 0.1 mi s Tecopa Pass; Mojave Desert, Kingston Mts. 1524 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
  UC1010299  Picradeniopsis multiflora John C. Roos 1950-9-1 4955 San Bernardino Coliseum Mine, e Mohave Desert Mohave Desert, Clark Mts. 1615 Comment
  UC1010302  Allionia incarnata John C. Roos 1950-9-1 4952 San Bernardino eastern Mohave Desert, Valley Wells Valley Wells; eastern Mohave Desert, Valley Wells 1127 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
  UC1010308  Eriogonum heermannii var. floccosum John C. Roos 1950-9-3 4979 San Bernardino can yon s Clark Mtn. (nw of Mountain Pass); Mohave Desert 1859 Comment
  UC1023389  Enneapogon desvauxii J. C. Roos 1950-9-3 4970 San Bernardino s side Clark Mt.; Mojave Desert 1828 Comment
  UC1023394  Plagiobothrys torreyi var. diffusus John and Lucille Roos 1951-6-9 5062 San Bernardino Running Springs San Bernardino Mts., Running Springs 1828 Comment
  UC1023395  Anagallis arvensis John C. Roos 1951-7-13 5064 San Bernardino Loma Linda 323 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
  UC1023411  Sanvitalia abertii J. C. and A. R. Roos 1950-8-5 4893 San Bernardino 1 mi s of Coliseum Mine; Clark Mts, Mohave Desert 1645 Comment
  UC1023413  Achnatherum parishii J. C. and A. R. Roos 1950-8-5 4895 San Bernardino 1 1/2 mi sw on n slope of Clark Mtn. Coliseum Mine; eastern Mohave Desert, Clark Mtn. 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
  UC1023420  Eriochloa acuminata var. acuminata John C. Roos 1950-8-22 4945 San Bernardino San Bernardino Valley, Highland Highland; San Bernardino Valley, Highland 457 Comment
  UC1023423  Bouteloua barbata var. barbata John C. Roos 1950-9-1 4950 San Bernardino sandy wash eastern Mohave Desert, Valley Wells Station 1127 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
  UC1023426  Portulaca halimoides John C. Roos 1950-9-1 4951 San Bernardino Valley Wells Eastern Mohave Desert 1127 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
  UC1043022  Linanthus aureus subsp. aureus John and Lucille Roos 1952-5-17 5673 San Bernardino Adelanto Mohave Desert 944 Comment
  UC1043027  Linanthus parryae John and Lucille Roos 1952-5-10 5645 San Bernardino Adelento Mohave Desert 914 Comment
  UC1043028  Pediomelum castoreum John and Lucille Roos 1952-5-10 5642 San Bernardino 4 mi nw Adelanto (near Red Raven Mine); nw of Adelanto, near Red Raven Mine 822 Comment
  UC1234815  Ericameria parishii var. parishii J. C. Roos 1955-9-3 6571 San Bernardino 2 mi w Loma Linda; Summit Little Pigeon Pass 335 Comment
  UC1263315  Tetradymia argyraea J. C. Roos and R. Weatherby 1949-9-2 3574 San Bernardino n side Kingston Mts. (ne San Bernardino County, e Mojave Desert); Mojave Desert 1920 Comment
  UC1494269  Helianthus annuus J. C. Roos 1948-9-19 4039 San Bernardino near Baker; Mojave Desert, Soda Springs 283 Comment
  UC1494270  Ambrosia monogyra J. C. Roos 1947-5-11 3608 San Bernardino n of Rialto (Fontana Power Station) Comment
  UC809590  Tetradymia argyraea J. C. Roos and R. Weatherby 1949-9-2 3573 San Bernardino ne of Kingston Pk.; Kingston Mts. 2133 Comment
  UC809591  Tetradymia argyraea J. C. Roos and R. Weatherby 1949-9-2 3574 San Bernardino n side Kingston Mts. (ne San Bernardino County); ; N side of Kingston Mts., NE San Bernardino Co. 1920 Comment
  UC809658  Erigeron breweri var. porphyreticus John and Lucille Roos 1949-6-27 4508 San Bernardino N. side Kingston Mts.; ne San Bernardino Co. 1828 Comment
  UCD129091  Arida carnosa J. C. Roos 1956-8-2 6591 San Bernardino north side of Highway 99, 0.2 miles west of Waterman Avenue, San Bernardino Valley. Comment
  UCD131233  Dyssodia papposa John Roos; Lucille Roos 1952-5-1 5056 -a San Bernardino corner of Central and Anderson, Loma Linda. 335 Comment
  UCD132023  Erigeron strigosus var. strigosus A. R. Roos 1957-7-10 6654 San Bernardino Loma Linda. Comment
  UCD91948  Poa pratensis J. C. Roos 1965-7-18 s.n. San Bernardino at Moonridge in Bear Valley, San Bernardino Mountains. 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
  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
  UCR18567  Petradoria pumila John C. Roos 1948-9-18 s.n. San Bernardino Eastern Mojave Desert, north slope of Clark Mountain 1829 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
  UCR18587  Ambrosia confertiflora John C. Roos 1949-10-12 4691 San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR18631  Artemisia bigelovii John C. Roos 1949-8-13 4614 San Bernardino Eastern Mojave Desert, Keystone Canyon, New York Mtns. 1768 Comment
  UCR18632  Hymenoclea monogyra John C. Roos 1947-5-11 3608 San Bernardino San Bernardino Valley, Fontana Power Station, N. of Rialto 488 Comment
  UCR18639  Amaranthus torreyi John C. Roos 1950-9-1 4958 San Bernardino Eastern Mojave Desert, vicinity of Coloseum Mine, Clark Mountain 1616 Comment
Read comments
Oct 17 2007
  UCR18640  Ericameria laricifolia John C. Roos 1950-9-1 4956 San Bernardino Eastern Mojave Desert, vicinity of Coloseum Mine, Clark Mountain 1616 Comment
  UCR18646  Rhus aromatica John C. Roos 1950-8-4 s.n. San Bernardino Eastern Mojave Desert, north side of Clark Mountain 1220 Comment
  UCR18667  Dyssodia pentachaeta var. belenidium John C. Roos 1948-9-19 4032 San Bernardino Eastern Mojave Desert, N side of Clark Mountain along the powerline road 1067 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
  UCR18687  Lepidospartum latisquamum John C. Roos 1950-9-3 4971 (=4408) San Bernardino Eastern Mojave Desert, Clark Mountain, south slope 1890 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
  UCR18788  Adiantum aleuticum John C. Roos 1949-7-2 4529 San Bernardino San Bernardino Mountains, Snow Canyon [Rattlesnake Creek], Mill Creek 2104 Comment
  UCR18802  Lepidium dictyotum John C. Roos 1950-4-7 4725 San Bernardino Mojave Desert, Lucerne Valley. Flat below Rabbit Springs 884 Comment
  UCR18813  Ericameria pinifolia John C. Roos 1965-10-30 s.n. San Bernardino San Bernardino Mtns, Mill Creek 915 Comment
  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
  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
  UCR18861  Galium wrightii John C. Roos 1948-9-18 4046 San Bernardino Eastern Mojave Desert, north side of Clark Mountain 2134 Comment
  UCR18865  Machaeranthera gracilis John C. Roos 1949-6-18 4393 San Bernardino Eastern Mojave Desert, Mountain Pass, on the south side of Clark Mountain 1524 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
  UCR18870  Helenium bigelovii 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
  UCR18871  Psoralea rigida John C. Roos 1965-7-31 s.n. San Bernardino San Bernardino Mtns, Camp Oceola, Barton Flats 2195 Comment
  UCR18874  Mentzelia dispersa John C. Roos 1947-6-14 3676 San Bernardino San Bernardino Mtns, Crestline 1585 Comment
  UCR18875  Clarkia heterandra John C. Roos 1947-6-14 3678 San Bernardino San Bernardino Mtns, near Crestline, behind the Crestline Bowl 1433 Comment
  UCR18885  Datisca glomerata John C. Roos 1967-9-23 s.n. San Bernardino San Bernardino Mtns, Holcomb Creek 1585 Comment
  UCR18889  Atriplex confertifolia John C. Roos 1965-7-6 s.n. San Bernardino Mojave Desert, Victorville cement plant Comment
  UCR18891  Atriplex elegans John C. Roos 1965-9-23 s.n. San Bernardino Mojave Desert, roadside in Barstow Comment
  UCR18904  Cryptantha simulans John C. Roos 1947-6-14 3683 San Bernardino San Bernardino Mtns, Crestline 1585 Comment
  UCR18909  Clematis lasiantha John C. Roos 1947-4-12 3437 San Bernardino San Bernardino Mtns., Mill Creek 915 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
  UCR18966  Polycarpon tetraphyllum John C. Roos 1952-8-27 5887 San Bernardino San Bernardino Valley, Loma Linda 335 Comment
  UCR18972  Chenopodium incanum var. occidentale John C. Roos 1949-6-22 4456 San Bernardino Eastern Mojave Desert, New York Mtns, Barnwell 1494 Comment
  UCR18989  Amorpha californica John C. Roos 1948-6-13 3875 San Bernardino San Gabriel Mtns., Lytle Creek below Bonita Falls 915 Comment
  UCR18999  Cucurbita palmata John C. Roos 1965-7-6 s.n. San Bernardino Mojave Desert, Barstow Comment
  UCR19008  Cressa truxillensis John C. Roos 1948-9-19 4038 San Bernardino Eastern Mojave Desert, Soda Springs, near Baker 300 Comment
  UCR19020  Monolepis nuttalliana John C. Roos 1954-3-5 6047 San Bernardino Northern Mojave Desert, Trona Pinnacles, 10 mi. south of Trona 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
  UCR19029  Camissonia strigulosa John C. Roos 1943-4-11 2611 San Bernardino San Bernardino Valley, Army Air Depot east of San Bernardino 351 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
  UCR19039  Cordylanthus parviflorus John C. Roos 1949-8-13 4602 San Bernardino Eastern Mojave Desert, Keystone Canyon, New York Mtns. 1768 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
  UCR19049  Fraxinus velutina John C. Roos 1949-8-20 4623 San Bernardino San Bernardino Mtns/Mojave desert, West Fork Mojave River near junction with Deep Creek 1000 Comment
  UCR19052  Mimulus moschatus John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Snow Valley Comment
  UCR19056  Penstemon grinnellii John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns, Kilpecker Creek Comment
  UCR19063  Canbya candida John C. Roos 1952-5-10 5633 San Bernardino Mojave Desert, Kramer Hills 854 Comment
  UCR19073  Penstemon labrosus John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns., Barton Flats Comment
  UCR19088  Plagiobothrys parishii John C. Roos 1950-4-26 4767 San Bernardino Mojave Desert, Rabbit Springs, north of Lucerne Valley 884 Comment
  UCR19097  Proboscidea parviflora John C. Roos 1959-1 s.n. San Bernardino San Bernardino Valley, Loma Linda 396 Comment
  UCR19115  Lythrum hyssopifolia John C. Roos 1965-8-1 s.n. San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR19129  Mentha spicata John C. Roos 1965-9-13 s.n. San Bernardino Mojave Desert, Victorville, Mojave River bottom 762 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
  UCR19132  Acer glabrum John C. Roos 1949-6-24 1269 San Bernardino Eastern Mojave Desert, Clark Mountain 2287 Comment
  UCR19141  Verbena scabra John C. Roos 1951-9-29 5307 San Bernardino San Bernardino Valley, Warm Creek near east San Bernardino 305 Comment
  UCR19144  Gilia ochroleuca John C. Roos, L. Roos 1952-5-17 5676 San Bernardino Mojave Desert, 8 mi. west of Adelanto 945 Comment
  UCR19154  Platanthera sparsiflora John C. Roos 1949-7-4 4542 San Bernardino San Bernardino Mtns., Vivian Creek 2165 Comment
  UCR19168  Phlox dolichantha John C. Roos 1949-7-16 4564 San Bernardino San Bernardino Mtns., Moonridge Ski Area, Bear Valley 2256 Comment
  UCR19183  Juglans californica John C. Roos 1966-4-3 s.n. San Bernardino San Bernardino Valley, NW of San Bernardino at the intersection of Palm Avenue and Kendall Drive 518 Comment
  UCR19187  Filago depressa John C. Roos 1950-5-13 4804 San Bernardino Southern Mojave Desert, Lucerne Valley, Rabbit Springs 884 Comment
  UCR19193  Navarretia hamata John C. Roos 1948-6-13 3878 San Bernardino San Bernardino Valley, Fontana Power Plant 488 Comment
  UCR19197  Langloisia punctata John C. Roos 1949-5-28 4355 San Bernardino Eastern Mojave Desert, wash near Green's Mine, north side Clark Mountain 1646 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
  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
  UCR19220  Heuchera rubescens John C. Roos 1946-9-4 2965 San Bernardino San Bernardino Mtns., San Gorgonio Peak 3500 Comment
  UCR19224  Ribes velutinum John C. Roos 1949-6-27 4503 San Bernardino Eastern Mojave Desert, Kingston Mountains 1982 Comment
  UCR19229  Urtica dioica subsp. holosericea 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
  UCR19232  Gnaphalium canescens subsp. beneolens John C. Roos 1947-8-23 3741 San Bernardino San Bernardino Valley, Loma Linda Hills 427 Comment
  UCR19234  Caucalis microcarpa John C. Roos 1937-4-26 815 San Bernardino Eastern Mojave Desert, Providence Mtns. 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
  UCR19240  Solanum americanum John C. Roos 1949-6-26 4500 San Bernardino Eastern Mojave Desert, Kingston Mountains, Horse [Thief] Springs 1451 Comment
  UCR19242  Selaginella watsonii John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mountains, San Gorgonio Wilderness Area near Dry Lake 2774 Comment
  UCR19245  Phoradendron macrophyllum John C. Roos 1965-12-11 s.n. San Bernardino San Bernardino Mtns, Mill Creek 1098 Comment
  UCR19268  Eriogonum kennedyi var. alpigenum John C. Roos 1936-7-30 957 San Bernardino San Bernardino Mtns., Grayback Ridge 3354 Comment
  UCR19293  Stipa elmeri John C. Roos 1946-9-4 2960 San Bernardino San Bernardino Mtns., San Gorgonio Ridge 3445 Comment
  UCR19297  Schismus arabicus John C. Roos 1959-3-28 s.n. San Bernardino Mojave Desert, 2-5 mi north of Kramer Junction 808 Comment
  UCR19302  Schismus barbatus John C. Roos 1950-4-26 4761 San Bernardino Southern Mojave Desert, Lucerne Valley, north base of the San Bernardino Mountains 899 Comment
  UCR19305  Setaria italica John C. Roos 1965-8-1 s.n. San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR19347  Piptatherum miliaceum John C. Roos 1959-6-27 s.n. San Bernardino San Bernardino Valley, Hwy. 99 - 395 [= I-10/395] interchange east of Colton 299 Comment
  UCR19357  Festuca elatior John C. Roos 1950-5-20 4815 San Bernardino San Bernardino Valley, edge of lawn on Central Street, San Bernardino 305 Comment
  UCR19361  Trisetum canescens John C. Roos 1965-7-31 s.n. San Bernardino Transverse Ranges; San Bernardino Mountains, South Fork Meadows, upper Santa Ana River in the San Gorgonio Wilderness Area 2287 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
  UCR19370  Muhlenbergia californica John C. Roos 1946-8-31 2927 San Bernardino San Bernardino Mtns., Oak Glen 1707 Comment
  UCR19473  Chrysothamnus depressus John C. Roos 1948-9-18 4061 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain 1829 Comment
  UCR19497  Xanthium strumarium John C. Roos 1965-9-13 s.n. San Bernardino Mojave Desert, Victorville, Mojave River bottom 762 Comment
  UCR19498  Xanthium spinosum John C. Roos 1965-7-21 s.n. San Bernardino San Bernardino Valley, Loma Linda 396 Comment
  UCR19501  Madia elegans subsp. wheeleri John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Running Springs 1838 Comment
  UCR19509  Pentachaeta aurea John C. Roos 1943-4-11 2609 San Bernardino San Bernardino Valley, Santa Ana River wash north of Redlands, at Pinney's Rock Crushing Plant 396 Comment
  UCR19533  Hymenoxys cooperi John C. Roos 1948-9-18 4063 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain 1829 Comment
  UCR19538  Hymenoxys odorata John C. Roos, Lucille Roos 1949-4-9 4213 San Bernardino Sonoran (Colorado) Desert, 5 mi NE of Earp along the Colorado River 122 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
  UCR19664  Panicum capillare John C. Roos 1950-7-20 s.n. San Bernardino San Bernardino Valley, Loma Linda Comment
  UCR19674  Bouteloua gracilis John C. Roos 1948-9-18 4062 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain 1677 Comment
  UCR19675  Bouteloua eriopoda John C. Roos 1948-9-19 4031 San Bernardino Eastern Mojave Desert, N side of Clark Mountain along the powerline road 1067 Comment
  UCR19676  Bouteloua eriopoda John C. Roos 1949-6-23 4462 San Bernardino Eastern Mojave Desert, Lanfair Valley, NW of Hackberry Mtn. 1311 Comment
  UCR19685  Elymus stebbinsii John C. Roos 1939-6-16 914 San Bernardino San Bernardino Mtns., Crestline, Hardt's Cabin 1524 Comment
  UCR19690  Agrostis exarata John C. Roos 1950-7-29 4885 San Bernardino San Bernardino Mtns., Mill Creek, junction with High Creek 2195 Comment
  UCR19700  Bouteloua gracilis John C. Roos 1949-6-18 3553 San Bernardino Eastern Mojave Desert, SE base of Clark Mountain 1829 Comment
  UCR19702  Dyssodia papposa John C. Roos 1952-1 5056 B San Bernardino San Bernardino Valley, Loma Linda, corner of Central & Anderson. 335 Comment
  UCR19705  Sanvitalia abertii John C. Roos, A. R. Roos 1950-8-5 4893 San Bernardino Eastern Mojave Desert, 1 mi south of Coloseum Mine, Clark Mountain 1646 Comment
  UCR19709  Trianthema portulacastrum John C. Roos 1954-11-21 6256 San Bernardino San Bernardino Valley, Loma Linda 336 Comment
  UCR19727  Halimolobos diffusa var. jaegeri John C. Roos, A. R. Roos 1950-8-6 4914 San Bernardino NE Mojave Desert, north face of Kingston Peak, Kingston Mtns. 2165 Comment
  UCR19737  Calochortus invenustus John C. Roos 1953-7-4 5926 San Bernardino San Bernardino Mtns., Barton Flats near store 1921 Comment
  UCR20302  Arenaria congesta John C. Roos 1949-6-21 3557 San Bernardino Eastern Mojave Desert, New York Mtns, ridge of New York Peak 2226 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
  UCR20380  Arceuthobium divaricatum John C. Roos 1949-9-2 4635 San Bernardino Eastern Mojave Desert, north slope of the Kingston Mountains 1982 Comment
  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
  UCR20394  Gamochaeta pensylvanica John C. Roos 1950-5-16 4814 San Bernardino San Bernardino Valley, Highland 457 Comment
  UCR20431  Artemisia ludoviciana John C. Roos 1949-9-2 4639 San Bernardino Eastern Mojave Desert, north slope of the Kingston Range 2073 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
  UCR20451  Digitaria ischaemum John C. Roos 1952-9-25 5898 San Bernardino San Bernardino Valley, Loma Linda Comment
  UCR20452  Stipa lettermanii John C. Roos, L. Roos 1950-6-24 4842 San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 2226 Comment
  UCR20455  Enneapogon desvauxii John C. Roos, A. R. Roos 1950-8-5 4899 San Bernardino Eastern Mojave Desert, about 1 mi SW of Coloseum Mine, north side of Clark Mountain 1646 Comment
  UCR20463  Stipa parishii John C. Roos, A. R. Roos 1950-8-5 4895 San Bernardino Eastern Mojave Desert, 1.5 mi SW of Coloseum Mine, Clark Mountain 1738 Comment
  UCR20467  Muhlenbergia arsenei John C. Roos, A. R. Roos 1950-8-5 4896 San Bernardino Eastern Mojave Desert, 1.5 mi SW of Coloseum Mine, Clark Mountain 1738 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
  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
  UCR20585  Eragrostis mexicana subsp. virescens John C. Roos 1954-5-16 6121 San Bernardino San Bernardino Valley, Loma Linda 335 Comment
  UCR20613  Festuca rubra 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
  UCR208919  Plantago indica John C. Roos 1937-11-1 006 San Bernardino San Bernardino Mtns., Blue Jay Camp 1585 Comment
  UCR22192  Euphorbia revoluta John C. Roos, A. R. Roos 1950-8-4 4891 San Bernardino Eastern Mojave Desert, north side of Clark Mountain 1220 Comment
  UCR23243  Salix lasiolepis John C. Roos 1949-8-14 4617 San Bernardino Eastern Mojave Desert, Keystone Canyon, New York Mtns. 1707 Comment
  UCR23247  Hesperocnide tenella John C. Roos 1969-5-17 s.n. San Bernardino San Bernardino Valley, Loma Linda Hills 367 Comment
  UCR23279  Boerhavia wrightii John C. Roos, L. Roos 1950-10-21 5018 San Bernardino Mojave Desert, Twentynine Palms 579 Comment
  UCR23280  Centaurea repens John C. Roos 1950-10-27 5019 San Bernardino San Bernardino Valley, San Bernardino, corner of 9th Street and Waterman Avenue 336 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
  UCR23308  Ericameria palmeri var. pachylepis John C. Roos, L. Roos 1950-10-7 4998 San Bernardino San Bernardino Valley, west end of Palm Ave., at foot of [La Loma] hills, 2 mi. south of Colton 305 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
  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
  UCR23325  Monardella macrantha subsp. hallii John C. Roos, Lucille Roos 1952-6-14 5770 San Bernardino San Bernardino Mtns., Mill Creek south of Mill Creek Public Camp 1159 Comment
  UCR23326  Suaeda moquinii Alfred R. Roos 1947-7-22 s.n. San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR23330  Centaurea repens John C. Roos 1948-10-16 s.n. San Bernardino San Bernardino Valley, Wildwood Canyon [=Yucaipa Creek, becomes Live Oak Canyon] near San Timoteo Canyon Comment
  UCR23331  Plantago aristata John C. Roos 1950-6-11 4831 San Bernardino San Bernardino Valley, Loma Linda, W Central Street 305 Comment
  UCR23332  Ericameria cuneata John C. Roos 1949-8-13 4609 San Bernardino Eastern Mojave Desert, Copper Queen Mine, Keystone Canyon, New York Mtns 1829 Comment
  UCR23340  Notholaena sinuata var. cochisensis John C. Roos 1949-5-29 3532 San Bernardino Eastern Mojave Desert, North side of Clark Mountain 1463 Comment
  UCR23344  Pellaea truncata John C. Roos 1949-6-21 4431 San Bernardino Eastern Mojave Desert, New York Mountains, south slope 2134 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
  UCR23359  Cheilanthes wootonii John C. Roos 1949-6-22 4441 San Bernardino Eastern Mojave Desert, New York Mountains, north side of the mouth of Keystone Canyon 1677 Comment
  UCR23373  Pinus coulteri John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns, near [Angelus Oaks] Camp Angelus 1890 Comment
  UCR23377  Pinus attenuata John C. Roos 1942-1-24 1007 San Bernardino San Bernardino Mtns., City Creek 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
  UCR23383  Berberis haematocarpa John C. Roos 1937-8-25 1197 San Bernardino Eastern Mojave Desert, Barnwell, near the New York Mountains 457 Comment
  UCR23402  Lomatium nevadense John C. Roos 1967-5-30 s.n. San Bernardino San Bernardino Mtns, east of Broom Flat 2424 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
  UCR23418  Amaranthus hybridus John C. Roos 1938-8-19 2753 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
  UCR23428  Amaranthus blitoides John C. Roos 1946-9-21 3073 San Bernardino Mojave Desert, Rabbit Springs, Lucerne Valley 887 Comment
  UCR23437  Rorippa sphaerocarpa John C. Roos 1946-9-15 3033 San Bernardino San Bernardino Mountains, Dry Lake 2759 Comment
  UCR23448  Polygala acanthoclada John C. Roos 1949-6-22 4453 San Bernardino Eastern Mojave Desert, Keystone Canyon, New York Mtns. 1829 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
  UCR23474  Ludwigia peploides John C. Roos 1965-9-15 s.n. San Bernardino Mojave Desert, Victorville Comment
  UCR23486  Galium johnstonii John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns, Kilpecker Creek Comment
  UCR23508  Prunus virginiana var. demissa John C. Roos, L. Roos 1956-5-26 6581 San Bernardino San Bernardino Mtns., Oak Glen school 1433 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
  UCR23531  Epilobium ciliatum John C. Roos 1940-7-18 1868 San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR23535  Mirabilis coccinea John C. Roos 1949-6-22 3545 San Bernardino Eastern Mojave Desert, New York Mountains, near the mouth of Keystone Canyon 1524 Comment
  UCR23536  Mirabilis coccinea John C. Roos 1949-6-20 3546 San Bernardino Eastern Mojave Desert, Ivanpah Mountains, near Kokoweef Peak 1524 Comment
  UCR23541  Ceanothus vestitus John C. Roos 1949-6-20 4421 San Bernardino Eastern Mojave Desert, New York Mountains, Keystone Canyon 1829 Comment
  UCR23549  Croton californicus John C. Roos 1965-6-27 s.n. San Bernardino San Bernardino Valley, Loma Linda Hills 366 Comment
  UCR23550  Euphorbia palmeri John C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mtns., Upper Santa Ana River Comment
  UCR23559  Sidalcea malviflora subsp. dolosa John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 2226 Comment
  UCR23577  Plagiobothrys torreyi John C. Roos, L. Roos 1951-6-9 5062 San Bernardino San Bernardino Mtns., Running Springs 1829 Comment
  UCR23593  Croton setiger John C. Roos 1938-8-19 2747 San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR23598  Barbarea orthoceras John C. Roos 1947-6-14 3673 San Bernardino San Bernardino Mtns, near Crestline, behind the Crestline Bowl 1433 Comment
  UCR23607  Datisca glomerata John C. Roos 1937-5-29 826 San Bernardino San Bernardino Mtns, Deep Creek 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
  UCR23611  Modiola caroliniana John C. Roos 1956-5-20 6582 San Bernardino San Bernardino Valley, 114 Taylor St., Loma Linda 396 Comment
  UCR23619  Nemophila pedunculata John C. Roos 1950-6-24 4837 San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 2226 Comment
  UCR23622  Nama rothrockii John C. Roos 1937-7-28 1941 San Bernardino San Bernardino Mountains, Holcomb Valley, north of Delamar Mtn. 2287 Comment
  UCR23624  Salvia mohavensis John C. Roos 1942-5-1 1113 San Bernardino Mojave Desert, Little San Bernardino Mtns., south of Quail Springs 1220 Comment
  UCR23625  Salvia leucophylla John C. Roos 1940-5-25 1901 San Bernardino San Bernardino Valley, at mouth of Santa Ana River, above Highland Comment
  UCR23634  Caulanthus crassicaulis var. glaber John C. Roos 1949-6-21 4434 San Bernardino Eastern Mojave Desert, New York Mtns, Keystone Canyon. 1768 Comment
  UCR23635  Croton setiger John C. Roos 1946-9-20 3057 San Bernardino Southern Mojave Desert, between Apple Valley and Lucerne Valley 915 Comment
  UCR23639  Monardella linoides subsp. stricta John C. Roos 1940-7-16 1884 San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR23640  Lycopus americanus John C. Roos 1937-8-24 1201 San Bernardino San Bernardino Valley, San Bernardino 305 Comment
  UCR23641  Hedeoma nana subsp. californica John C. Roos 1949-6-22 4447 San Bernardino Eastern Mojave Desert, New York Mtns, canyon bottoms and up to the summit of Keystone Canyon. 2256 Comment
  UCR23646  Arctostaphylos pungens John C. Roos 1949-6-21 4435 San Bernardino Eastern Mojave Desert, New York Mtns, near Keystone Canyon 2134 Comment
  UCR23654  Silene conoidea John C. Roos 1967-4-30 s.n. San Bernardino San Bernardino Valley, Loma Linda 396 Comment
  UCR23667  Gentiana amarella John C. Roos 1966-8-6 s.n. San Bernardino San Bernardino Mtns., Fish Creek Meadows 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
  UCR23693  Myriophyllum sibiricum John C. Roos 1942-8-15 1754 San Bernardino San Bernardino Mtns, Big Bear Lake 2073 Comment
  UCR23698  Cerastium fontanum subsp. vulgare John C. Roos 1946-9-28 3098 San Bernardino San Bernardino Mtns., Near Fish Creek 2241 Comment
  UCR23703  Crossosoma bigelovii John C. Roos 1937-4-23 804 San Bernardino San Bernardino Mtns., Dry Morongo Canyon Comment
  UCR23716  Geranium carolinianum John C. Roos 1943-4-27 2630 San Bernardino San Bernardino Valley, swamp south of San Bernardino 305 Comment
Read comments
Dec 17 2016
  UCR23725  Phacelia lemmonii John C. Roos 1949-6-20 4422 San Bernardino Eastern Mojave Desert, New York Mountains, Keystone Canyon 1738 Comment
  UCR23730  Chrysanthemum leucanthemum John C. Roos 1966-6-26 s.n. San Bernardino San Bernardino Valley, private residence in City of Loma Linda 305 Comment
  UCR23736  Chaenactis santolinoides John C. Roos 1946-9-28 3093 San Bernardino San Bernardino Mtns., mouth of Fish Creek 2165 Comment
  UCR23739  Bellis perennis John C. Roos 1965-6-20 s.n. San Bernardino San Bernardino Valley, [San Bernardino near Colton] in the lawn of Lytle Creek Park 320 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
  UCR23750  Arceuthobium abietinum John C. Roos 1937-7-20 1917 San Bernardino San Bernardino Mtns, Barton Flats Comment
  UCR23756  Salpichroa origanifolia John C. Roos 1965-6-29 s.n. San Bernardino San Bernardino Valley, Bloomington 354 Comment
  UCR23787  Gnaphalium canescens subsp. beneolens John C. Roos 1961-10-28 s.n. San Bernardino San Bernardino Mtns., Mill Creek, at the Marble Quarry Comment
  UCR23793  Eriophyllum lanatum var. obovatum John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Running Springs 1838 Comment
  UCR23800  Gutierrezia sarothrae John C. Roos 1966-8-6 s.n. San Bernardino San Bernardino Mtns., Upper Fish Creek at Fish Creek Meadows. 2439 Comment
  UCR23817  Helenium puberulum John C. Roos 1940-6-23 1894 San Bernardino San Bernardino Valley, Rattlesnake Mountain above Reche Canyon near Loma Linda. Comment
  UCR23823  Gutierrezia microcephala John C. Roos 1937-8-25 1191 San Bernardino Eastern Mojave Desert, 3 miles west of Windmill Station 1159 Comment
  UCR23827  Gutierrezia microcephala John C. Roos 1946-9-21 3045 San Bernardino Mojave Desert, Rabbit Springs, Lucerne Valley 887 Comment
  UCR23828  Gnaphalium stramineum John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, east end of Bear Valley Comment
  UCR23853  Astragalus douglasii John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, east end of Bear Valley Comment
  UCR23865  Bromus carinatus John C. Roos 1965-7-17 s.n. San Bernardino San Bernardino Mtns, Stetson Creek, Barton Flats 1951 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
  UCR23870  Agropyron cristatum John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 2226 Comment
  UCR23872  Bromus richardsonii John C. Roos 1940-7-30 1576 San Bernardino San Bernardino Mtns., Bear Valley near Boulder Bay 2134 Comment
  UCR23876  Bromus tectorum John C. Roos 1950-4-17 4745 San Bernardino San Bernardino Valley, Loma Linda 335 Comment
  UCR23879  Aristida purpurea var. purpurea John C. Roos 1940-5-25 1897 San Bernardino San Bernardino Mtns, in a small canyon south of the mouth of the Santa Ana Canyon, above Highland Comment
  UCR23880  Aristida purpurea var. fendleriana John C. Roos 1949-6-22 4440 San Bernardino Eastern Mojave Desert, New York Mtns., at and near Lecyr Well 1524 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
  UCR23885  Agrostis stolonifera John C. Roos 1950-6-11 4829 San Bernardino San Bernardino Valley, Loma Linda, W Central Street 305 Comment
  UCR23889  Deschampsia cespitosa subsp. cespitosa John C. Roos 1940-8-3 1554 San Bernardino San Bernardino Mtns., east end of Bear Valley 2073 Comment
  UCR23890  Agrostis John C. Roos 1940-8-3 1557 San Bernardino San Bernardino Mtns., Bluff Lake 2317 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
  UCR23904  Glycyrrhiza lepidota John C. Roos 1937-5-29 825 San Bernardino San Bernardino Mtns, Deep Creek 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
  UCR23918  Agrostis scabra John C. Roos 1940-8-3 1555 San Bernardino San Bernardino Mtns., Bluff Lake 2317 Comment
  UCR23923  Aristida adscensionis John C. Roos 1937-6-26 1246 San Bernardino San Bernardino Valley, Redlands, Smiley Heights Comment
  UCR23958  Astragalus bernardinus John C. Roos 1942-5-1 1116 San Bernardino Mojave Desert, Little San Bernardino Mtns., Quail Springs 1159 Comment
  UCR23960  Astragalus coccineus John C. Roos 1942-5-1 1115 San Bernardino Mojave Desert, Little San Bernardino Mtns., Quail Springs 1159 Comment
  UCR23962  Bromus japonicus John C. Roos 1950-6-11 4830 San Bernardino San Bernardino Valley, Loma Linda, W Central Street 305 Comment
  UCR23974  Bouteloua curtipendula John C. Roos 1949-6-22 4442 San Bernardino Eastern Mojave Desert, New York Mountains, north side of the mouth of Keystone Canyon 1677 Comment
  UCR23984  Echinochloa crus-galli John C. Roos 1965-7-4 s.n. San Bernardino San Bernardino Valley, Loma Linda 306 Comment
  UCR23985  Echinochloa colona John C. Roos 1965-7-4 s.n. San Bernardino San Bernardino Valley, Loma Linda 306 Comment
  UCR23986  Elymus triticoides John C. Roos 1965-6-16 s.n. San Bernardino Mojave Desert, Victorville 915 Comment
  UCR23989  Eragrostis barrelieri John C. Roos 1965-9-22 s.n. San Bernardino Mojave Desert, Barstow Comment
  UCR23994  Muhlenbergia andina John C. Roos 1962-9-29 s.n. San Bernardino San Bernardino Mtns, Mill Creek 2043 Comment
  UCR24004  Festuca microstachys John C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mtns., Upper Santa Ana River 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
  UCR24013  Panicum capillare John C. Roos 1965-9-15 s.n. San Bernardino Mojave Desert, Victorville Comment
  UCR24018  Lepidospartum squamatum John C. Roos 1965-10-2 s.n. San Bernardino San Bernardino Mtns., Mill Creek 976 Comment
  UCR24027  Muhlenbergia andina John C. Roos 1943-11-6 2746 San Bernardino San Bernardino Mtns, upper Mill Creek Comment
  UCR24058  Lasthenia gracilis John C. Roos 1949-4-30 4277 San Bernardino Mojave Desert, 4 mi NE of Hesperia 884 Comment
  UCR24060  Muhlenbergia californica John C. Roos 1962-8-11 s.n. San Bernardino San Bernardino Mtns., quarry in Mill Creek Canyon. 2043 Comment
  UCR24070  Eriochloa acuminata John C. Roos 1957-6-20 6614 San Bernardino San Bernardino Valley, Loma Linda 305 Comment
Read comments
May 21 2011
  UCR24071  Hilaria jamesii John C. Roos 1949-5-29 3538 San Bernardino Eastern Mojave Desert, vicinity of the Coloseum Mine, Clark Mountain 1677 Comment
  UCR24080  Muhlenbergia asperifolia John C. Roos 1946-9-21 3069 San Bernardino Mojave Desert, Rabbit Springs, Lucerne Valley 887 Comment
  UCR24081  Paspalum distichum John C. Roos 1946-9-21 3068 San Bernardino Mojave Desert, Rabbit Springs, Lucerne Valley 887 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
  UCR24099  Allium parryi John C. Roos 1947-6-21 3704 San Bernardino San Bernardino Mtns, Fawnskin, Bear Valley Comment
  UCR24100  Allium parryi John C. Roos 1950-6-24 4840 San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 2226 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
  UCR24109  Atriplex truncata John C. Roos 1950-6-24 4844 San Bernardino Mojave Desert, Rabbit Springs 884 Comment
  UCR24113  Chenopodium capitatum John C. Roos 1946-8-29 2779 San Bernardino San Bernardino Mtns., Eagle Point, Bear Valley 2043 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
  UCR24161  Senecio ionophyllus John C. Roos 1937-7-22 332 San Bernardino San Bernardino Mtns, Trail to South Fork Meadows 2500 Comment
  UCR24164  Senecio spartioides John C. Roos 1946-9-15 3038 San Bernardino San Bernardino Mtns, south face of Mt. Jepson, on San Gorgonio Peak Trail 3171 Comment
  UCR24165  Senecio spartioides John C. Roos, P. Roos 1966-9-13 s.n. San Bernardino San Bernardino Mtns, ridge between headwaters of Fish Creek and North Fork Meadows 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
  UCR24171  Stephanomeria exigua John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, east end of Bear Valley 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
  UCR24190  Malaxis brachypoda John C. Roos 1937-7-22 329 San Bernardino San Bernardino Mtns., South Fork Meadows, upper Santa Ana River, San Gorgonio Wilderness Area. 2439 Comment
  UCR24191  Corallorhiza maculata John C. Roos 1947-6-27 3720 San Bernardino San Bernardino Mountains, South Fork of Santa Ana River 2439 Comment
  UCR24201  Luzula subsessilis John C. Roos 1940-7-19 1877 San Bernardino San Bernardino Mtns., Green Valley Comment
  UCR24205  Lemna trisulca John C. Roos 1942-11-28 2587 San Bernardino San Bernardino Mtns., Deep Creek 915 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
  UCR24223  Lewisia rediviva var. minor John C. Roos 1967-6-30 s.n. San Bernardino San Bernardino Mtns, east edge of Broom Flat 2409 Comment
  UCR24237  Langloisia matthewsii John C. Roos 1949-5-14 4297 San Bernardino Southern Mojave Desert, Pickaninny Buttes 915 Comment
  UCR24258  Oxytheca caryophylloides John C. Roos, L. Roos 1956-7-21 6588 San Bernardino San Bernardino Mtns, Deer Lick Springs 1829 Comment
  UCR24262  Eriogonum microthecum var. corymbosoides John C. Roos 1937-7-28 1948 San Bernardino San Bernardino Mtns, Van Deusen Canyon [Caribou Creek], near Bear Valley 2195 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
  UCR24275  Polygonum amphibium Alfred R. Roos 1937-11-20 s.n. San Bernardino San Bernardino Valley, East Highland; Edward's Reservoir 488 Comment
  UCR24276  Polygonum amphibium John C. Roos 1966-9-10 s.n. San Bernardino San Bernardino Mtns, Big Bear Lake 2073 Comment
  UCR24279  Polygonum convolvulus John C. Roos 1956-6-9 6587 San Bernardino San Bernardino Valley, city of San Bernardino; Victoria St. 320 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
  UCR24286  Polygonum punctatum John C. Roos 1965-9-13 s.n. San Bernardino Mojave Desert, Victorville, Mojave River bottom 762 Comment
  UCR24292  Acamptopappus shockleyi John C. Roos 1949-5-29 3533 San Bernardino Eastern Mojave Desert, north base of Clark Mountain 1345 Comment
  UCR24295  Plantago virginica John C. Roos 1938-6-12 s.n. San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR24310  Eriogonum parishii John C. Roos 1941-9-26 1073 San Bernardino San Bernardino Mtns., Bear Creek near Clarks Ranch Comment
  UCR24311  Eriogonum plumatella John C. Roos 1946-10-5 3108 San Bernardino San Bernardino Mtns., mouth of Pipes Creek, east slope of mtns 1311 Comment
  UCR24324  Allophyllum divaricatum John C. Roos 1965-1-12 s.n. San Bernardino San Bernardino Mtns., Mill Creek 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
  UCR24349  Sorghum halepense John C. Roos 1938-8-19 2749 San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR24350  Sitanion hansenii John C. Roos 1952-6-13 5765 San Bernardino San Bernardino Valley, Reche Canyon 457 Comment
  UCR24359  Ambrosia psilostachya John C. Roos 1938-8-19 2750 San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR24373  Stipa parishii John C. Roos 1949-6-24 3544 San Bernardino Eastern Mojave Desert, summit of Clark Mountain 2409 Comment
  UCR24383  Populus balsamifera subsp. trichocarpa John C. Roos 1946-9-28 3095 San Bernardino San Bernardino Mtns., Near Fish Creek 2241 Comment
  UCR24398  Artemisia rothrockii John C. Roos 1940-8-3 1561 San Bernardino San Bernardino Mtns., east end of Bear Valley 2073 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
  UCR24406  Arida carnosa John C. Roos 1946-9-21 3044 San Bernardino San Bernardino Mtns., Cushenbury Spring 1280 Comment
  UCR24417  Antennaria rosea John C. Roos 1965-6-26 s.n. San Bernardino San Bernardino Mtns., Upper Santa Ana River Comment
  UCR24437  Quercus kelloggii John C. Roos 1965-10-2 s.n. San Bernardino San Bernardino Mtns, Barton Flats, near Camp Angelus Comment
  UCR24448  Cordylanthus nevinii John C. Roos 1965-9-11 s.n. San Bernardino San Bernardino Mtns, Mill Creek 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
  UCR24462  Urtica dioica subsp. holosericea John C. Roos 1937-8-4 1203 San Bernardino Mojave Desert, Victorville 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
  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
  UCR24484  Castilleja linariifolia John C. Roos 1946-9-21 3085 San Bernardino N slope San Bernardino Mtns/S Mojave Desert, Box 'S' Springs 1082 Comment
Read comments
Jul 5 2014
  UCR24485  Castilleja cinerea John C. Roos 1937-7-25 1933 San Bernardino San Bernardino Mountains, E of Pine Knot. Bear Valley [vicinity of Pine Knot Blvd., city of Big Bear Lake] 2043 Comment
  UCR24486  Antirrhinum kingii John C. Roos 1949-5-29 3531 San Bernardino Eastern Mojave Desert, near [north of] the Coloseum Mine, Clark Mountain 1768 Comment
  UCR24492  Penstemon eatonii var. undosus John C. Roos 1949-5-29 3527 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain Comment
  UCR24495  Castilleja lasiorhyncha John C. Roos 1940-7-21 1568 San Bernardino San Bernardino Mtns., Green Valley 2073 Comment
  UCR24499  Castilleja lasiorhyncha John C. Roos 1956-7-21 6589 San Bernardino San Bernardino Mtns, Snow Valley, north of Keller Peak 2058 Comment
  UCR24510  Atriplex confertifolia John C. Roos 1946-9-20 3058 San Bernardino Southern Mojave Desert, alkalai flat near Lucerne Valley Comment
  UCR24520  Stillingia paucidentata Alfred R. Roos 1931-8-3 10779 San Bernardino Mojave Desert, Kramer Junction Comment
  UCR24551  Chenopodium album John C. Roos 1965-7-4 s.n. San Bernardino San Bernardino Valley, Loma Linda 306 Comment
Read comments
Jan 16 2015
  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
  UCR25113  Festuca kingii John C. Roos, L. Roos 1951-7-28 5069 San Bernardino San Bernardino Mtns, Head of Rathbone Creek 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
  UCR25175  Eriochloa acuminata John C. Roos 1951-8-4 5080 San Bernardino San Bernardino Valley, [Loma Linda] south end of Mountain View Ave. 366 Comment
  UCR25176  Andropogon glomeratus John C. Roos, L. Roos 1950-11-4 5023 San Bernardino San Bernardino Mtns., Arrowhead Hot Springs, S base of the mountains 610 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
  UCR25186  Atriplex lentiformis subsp. lentiformis John C. Roos 1950-10-31 5022 San Bernardino San Bernardino Valley, 237 South Waterman Ave., San Bernardino 305 Comment
  UCR25199  Festuca grayi John C. Roos, L. Roos 1951-6-9 5060 San Bernardino San Bernardino Mtns., Fredalba 1768 Comment
  UCR25223  Oenothera John C. Roos 1949-6-22 4450 San Bernardino Eastern Mojave Desert, New York Mtns, canyon bottoms and up to the summit of Keystone Canyon. 2256 Comment
  UCR25247  Lewisia pygmaea John C. Roos 1946-9-4 3042 San Bernardino San Bernardino Mtns., Mt. San Gorgonio 3445 Comment
  UCR25258  Poa secunda John C. Roos 1949-5-14 4310 San Bernardino Mojave Desert, Rabbit Springs Lucerne Valley 884 Comment
  UCR25295  Solidago confinis John C. Roos 1946-9-21 3043 San Bernardino N slope San Bernardino Mtns/S Mojave Desert, Box 'S' Springs 1082 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
  UCR25383  Eriogonum brachypodum John C. Roos 1937-8-25 2025 San Bernardino Eastern Mojave Desert, Windmill Station 1128 Comment
  UCR25387  Chorizanthe rigida John C. Roos 1937-4-23 780 San Bernardino Southern Mojave Desert, Twentynine Palms 762 Comment
  UCR25398  Eriogonum deflexum John C. Roos 1937-4-27 774 San Bernardino Eastern Mojave Desert, Goffs Comment
  UCR25405  Hymenoxys acaulis John C. Roos 1948-9-18 4047 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain 1829 Comment
  UCR25409  Arabis pulchra John C. Roos 1949-4-30 4260 San Bernardino Mojave Desert, 6 mi. SW of Hesperia 1067 Comment
  UCR25417  Lasthenia gracilis John C. Roos, L. Roos 1952-5-10 5643 San Bernardino Mojave Desert, Adelanto 915 Comment
  UCR25418  Nemacladus rubescens John C. Roos, L. Roos 1952-5-10 5636 San Bernardino Western Mojave Desert, 4 mi. northwest of Adelanto, near Red Raven Mine 823 Comment
  UCR25460  Panicum capillare John C. Roos 1963-8-18 s.n. San Bernardino San Bernardino Valley, Residential garden in Loma Linda 335 Comment
  UCR25610  Dactylis glomerata John C. Roos 1947-5-27 3650 San Bernardino San Bernardino Valley, Loma Linda, residential area 366 Comment
  UCR25614  Solanum xanti var. montanum John C. Roos 1943-7-4 2726 San Bernardino San Bernardino Mtns., pine flats, south of Baldwin Lake Comment
  UCR25615  Quercus berberidifolia John C. Roos 1940-9-14 230 a San Bernardino San Bernardino Valley, Blakes Canyon, south of Bryn Mawr 549 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
  UCR25719  Gilia sinuata John C. Roos, L. Roos 1952-5-10 5626 San Bernardino Mojave Desert, Kramer Hills Comment
  UCR25720  Gilia australis John C. Roos, L. Roos 1952-5-11 5648 San Bernardino San Bernardino Valley, Scott's Canyon, 2.5 mi. SE of Loma Linda 427 Comment
  UCR25721  Chorizanthe parryi var. parryi John C. Roos, L. Roos 1952-5-11 5650 San Bernardino San Bernardino Valley, Scott's Canyon, 2.5 mi. SE of Loma Linda 427 Comment
  UCR25754  Salvia mohavensis John C. Roos 1946-11-2 3156 San Bernardino Mojave Desert, Wash NW of Lone Star Ranch [Yucca Valley?; the site of a gas station north of Joshua Tree Nat. Mon.] Comment
  UCR25755  Mentha canadensis John C. Roos 1937-7-31 965 San Bernardino San Bernardino Valley, San Bernardino 305 Comment
  UCR25756  Salazaria mexicana John C. Roos 1937-4-23 785 San Bernardino Mojave Desert, 20 mi. west of Twentynine Palms (near Yucca Valley) 915 Comment
  UCR25768  Helianthus ciliaris John C. Roos 1947-6-20 3684 San Bernardino San Bernardino Valley, Loma Linda, along Richardson St. near the Zanja and Victoria 305 Comment
  UCR25802  Eucrypta micrantha John C. Roos, L. Roos 1952-5-10 5639 San Bernardino Western Mojave Desert, 4 mi. northwest of Adelanto, near Red Raven Mine 823 Comment
  UCR25805  Nemacladus sigmoideus John C. Roos, L. Roos 1952-5-10 5634 San Bernardino Mojave Desert, Kramer Hills 854 Comment
  UCR25857  Astragalus nutans John C. Roos 1937-4-26 802 San Bernardino Eastern Mojave Desert, Providence Mtns. Comment
  UCR25861  Senna armata John C. Roos 1937-4-23 779 San Bernardino Southern Mojave Desert, Twentynine Palms 762 Comment
  UCR25862  Astragalus acutirostris John C. Roos, L. Roos 1952-5-10 5631 San Bernardino Mojave Desert, Kramer Hills Comment
  UCR25909  Lotus argyraeus var. multicaulis John C. Roos 1949-6-21 3556 San Bernardino Eastern Mojave Desert, New York Mountains, near New York peak 2226 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
  UCR25928  Arenaria nuttallii subsp. gracilis John C. Roos 1949-7-4 25928 San Bernardino San Bernardino Mtns., S side of San Gorgonio Peak 3171 Comment
  UCR25933  Sedum niveum John C. Roos 1949-7-2 4533 San Bernardino San Bernardino Mtns, Snow Canyon [= Rattlesnake Creek, off Mill Creek Cyn. above Forest Falls] 2195 Comment
  UCR25938  Astragalus lentiginosus var. sierrae John C. Roos 1941-5-30 98 San Bernardino San Bernardino Mtns, Big Meadows in Heart Bar State Park 2073 Comment
  UCR25948  Chenopodium incanum var. occidentale John C. Roos 1938-4-18 1639 San Bernardino Mojave Desert, Cronese Lake 305 Comment
  UCR25964  Cryptantha gracilis John C. Roos 1949-6-24 3559 San Bernardino Eastern Mojave Desert, summit of Clark Mountain 2409 Comment
  UCR25979  Rorippa sphaerocarpa John C. Roos 1949-7-16 4550 San Bernardino San Bernardino Mtns., [Big] Bear Lake, Bear Valley 2256 Comment
  UCR25984  Lappula occidentalis John C. Roos 1959-5-16 s.n. San Bernardino San Bernardino Mountains, Van Dusen Canyon, Bear Valley 2256 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
  UCR26071  Isocoma acradenia var. eremophila John C. Roos 1948-9-19 4040 San Bernardino Eastern Mojave Desert, Soda Springs, near Baker 284 Comment
  UCR26075  Aster occidentalis John C. Roos 1949-7-16 4563 San Bernardino San Bernardino Mtns., Moonridge Ski Area, Bear Valley 2256 Comment
  UCR26080  Artemisia spinescens John C. Roos 1949-4-30 4271 San Bernardino Mojave Desert, Lucerne Valley, Rabbit Springs 887 Comment
  UCR26081  Artemisia nova John C. Roos 1949-9-2 4644 San Bernardino Eastern Mojave Desert, Kingston Mtns, NE of Kingston Peak 2073 Comment
  UCR26082  Viguiera multiflora John C. Roos 1949-6-19 4404 San Bernardino Eastern Mojave Desert, south base of Clark Mountain 1921 Comment
  UCR26091  Machaeranthera canescens John C. Roos 1946-10-5 3119 San Bernardino San Bernardino Mtns., Pipes Creek, [upper] Pipes Canyon 2134 Comment
  UCR26095  Helianthus annuus subsp. jaegeri John C. Roos 1948-9-19 4039 San Bernardino Eastern Mojave Desert, Soda Springs, near Baker 284 Comment
  UCR26102  Microseris lindleyi John C. Roos, L. Roos 1952-5-17 5674 San Bernardino Western Mojave Desert, Adelanto 945 Comment
  UCR26104  Oenothera californica John C. Roos 1937-7-20 2373 San Bernardino San Bernardino Mtns., South Fork Public Camp 1982 Comment
  UCR26128  Phacelia distans John C. Roos 1947-4-26 3602 San Bernardino San Bernardino Mtns, Igo's [Mountain Home Village], Mill Creek 1159 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
  UCR26166  Phlox gracilis John C. Roos 1937-7-26 646 San Bernardino San Bernardino Mtns., Big Bear Valley, near Pine Knot [vicinity of Pine Knot Blvd., city of Big Bear Lake] 2073 Comment
  UCR26174  Castilleja linariifolia John C. Roos 1948-9-18 4029 San Bernardino Eastern Mojave Desert, near the Coloseum Mine, north side of Clark Mountain 1524 Comment
  UCR26179  Boykinia rotundifolia John C. Roos 1948-6-26 3888 San Bernardino San Bernardino Mtns., City Creek, around bridges Comment
  UCR26181  Philadelphus microphyllus John C. Roos 1949-6-24 4483 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain 2256 Comment
  UCR26190  Euphorbia setiloba John C. Roos 1950-9-1 4962 San Bernardino Eastern Mojave Desert, vicinity of Coloseum Mine, Clark Mountain 1646 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
  UCR26206  Cercocarpus ledifolius John C. Roos 1941-5-30 102 San Bernardino San Bernardino Mtns, Coon Creek Jump-off 2454 Comment
  UCR26209  Potentilla biennis John C. Roos 1949-7-16 4547 San Bernardino San Bernardino Mtns., [Big] Bear Lake, Bear Valley 2256 Comment
  UCR26213  Galium trifidum John C. Roos 1937-7-19 378 San Bernardino San Bernardino Valley, [2 miles] south of San Bernardino 320 Comment
  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
  UCR26247A  Allium nevadense var. cristatum John C. Roos 1949-6-27 4511 San Bernardino Eastern Mojave Desert, steep north side of the Kingston Mtns. 2104 Comment
  UCR26248  Gentianopsis simplex John C. Roos 1937-7-21 1996 San Bernardino San Bernardino Mtns, South Fork of Santa Ana River 1921 Comment
Read comments
Oct 26 2013
  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
  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
  UCR26291  Hedeoma nana John C. Roos 1950-9-3 4977 San Bernardino Eastern Mojave Desert, canyon on south side Clark Mountain, NW of Mountain Pass 1829 Comment
  UCR26292  Phacelia fremontii John C. Roos 1950-4-26 4766 San Bernardino Mojave Desert, Rabbit Springs, north of Lucerne Valley 884 Comment
  UCR26295  Chimaphila menziesii John C. Roos 1949-7-2 4534 San Bernardino San Bernardino Mountains, Snow Canyon [=Rattlesnake Creek], Mill Creek 2134 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
  UCR26299  Salvia pachyphylla John C. Roos 1949-6-19 4406 San Bernardino Eastern Mojave Desert, SE foot of Clark Mountain 1951 Comment
  UCR26307  Cyperus parishii John C. Roos 1937-7-14 622 San Bernardino San Bernardino Valley, Near San Bernardino 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
  UCR26311  Agave utahensis var. nevadensis John C. Roos 1949-6-28 4522 San Bernardino Eastern Mojave Desert, Kingston Range, south slope 1524 Comment
  UCR26312  Juniperus osteosperma John C. Roos 1949-9-2 4634 San Bernardino Eastern Mojave Desert, north slope of the Kingston Range 2073 Comment
  UCR26319  Elymus salinus John C. Roos 1949-6-20 3549 San Bernardino Eastern Mojave Desert, New York Mountains, Keystone Canyon 1738 Comment
  UCR26321  Potamogeton pusillus John C. Roos 1937-7-28 16 San Bernardino San Bernardino Mtns, Holcomb Valley 2256 Comment
  UCR26322  Bloomeria crocea var. crocea John C. Roos 1948-5-22 3867 San Bernardino San Bernardino Valley, San Timoteo Canyon, south of Redlands 457 Comment
  UCR26324  Calochortus kennedyi var. munzii John C. Roos 1949-5-28 4338 San Bernardino Eastern Mojave Desert, Clark Mountain, slopes near Green's Mine 1616 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
  UCR26573  Arabis platysperma John C. Roos 1946-9-4 2954 San Bernardino San Bernardino Mtns., San Gorgonio Ridge 3445 Comment
  UCR27420  Plagiobothrys parishii John C. Roos 1949-4-30 4270 San Bernardino Mojave Desert, Lucerne Valley, Rabbit Springs 884 Comment
  UCR27434  Artemisia nova John C. Roos 1948-9-18 4069 San Bernardino Eastern Mojave Desert, north slope of Clark Mountain, Green's Mine 1585 Comment
Read comments
Mar 8 2012
  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
  UCR27592  Festuca rubra John C. Roos 1965-6-16 s.n. San Bernardino Western Mojave Desert, Adelanto: edge of lawn on the rest area at tank 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
  UCR30487  Mimulus parishii John C. Roos 1949-8-13 4601 San Bernardino Eastern Mojave Desert, Keystone Canyon, New York Mtns. 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
  UCR30528  Panicum dichotomiflorum subsp. dichotomiflorum John C. Roos 1949-7-22 4568 San Bernardino San Bernardino Valley, Loma Linda 323 Comment
  UCR30538  Deschampsia cespitosa subsp. cespitosa John C. Roos 1949-7-23 4570 San Bernardino San Bernardino Mtns., Moonridge, Bear Valley 2195 Comment
  UCR30547  Muhlenbergia andina John C. Roos 1950-7-29 4887 San Bernardino San Bernardino Mtns, Mill Creek at the marble quarry 2073 Comment
  UCR30560  Erigeron breweri var. porphyreticus John C. Roos 1947-6-21 3691 San Bernardino San Bernardino Mtns, Fawnskin, Bear Valley Comment
  UCR30562  Anisocoma acaulis John C. Roos 1949-5-28 4339 San Bernardino Eastern Mojave Desert, wash near Green's Mine, north side Clark Mountain 1646 Comment
  UCR30564  Filago californica John C. Roos 1950-4-26 4760 San Bernardino San Bernardino Valley, Loma Linda hill, Loma Linda 335 Comment
  UCR30570  Arabis sparsiflora var. arcuata John C. Roos 1937-6-5 2210 San Bernardino San Bernardino Mtns., Crestline 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
  UCR30576  Pycnanthemum californicum John C. Roos 1937-7-25 345 San Bernardino San Bernardino Mountains, Seven Oaks 1707 Comment
  UCR30580  Polypogon monspeliensis John C. Roos, A. R. Roos 1950-8-7 s.n. San Bernardino Northeastern Mojave Desert, Beck Spring, Kingston Mountains 1372 Comment
  UCR30633  Lupinus formosus John C. Roos 1941-4-26 143 San Bernardino San Bernardino Valley, west of Colton 305 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
  UCR30814  Lilium parryi John C. Roos 1965-7-18 s.n. San Bernardino San Bernardino Mtns, Moonridge, Bear Valley 2226 Comment
  UCR30816  Petrophytum caespitosum John C. Roos 1949-8-13 4601 San Bernardino Eastern Mojave Desert, New York Mountains, Keystone Canyon. 1829 Comment
  UCR30863  Cleome serrulata John C. Roos 1950-5-11 4794 San Bernardino San Bernardino Valley, South 'E' Street near the Santa Ana River bridge, San Bernardino 305 Comment
  UCR31319  Setaria parviflora John C. Roos 1951-9-23 5240 San Bernardino San Bernardino Valley, 2 miles west of Loma Linda 305 Comment
  UCR31659  Poa secunda John C. Roos 1947-4-26 3594 San Bernardino San Bernardino Mtns, Igo's [Mountain Home Village], Mill Creek 1159 Comment
  UCR32864  Eragrostis pectinacea var. pectinacea John C. Roos 1965-7-5 s.n. San Bernardino San Bernardino Valley, Loma Linda 305 Comment
  UCR32865  Bromus carinatus John C. Roos 1949-6-25 4494 San Bernardino Eastern Mojave Desert, east slope of Clark Mountain [probably Colosseum Gorge] 1524 Comment
  UCR34462  Pyrola dentata John C. Roos 1937-7-23 344 San Bernardino San Bernardino Mountains, Fish Creek, upper Santa Ana River 1982 Comment
  UCR41278  Euphorbia micromera John C. Roos 1948-9-18 4035 San Bernardino Eastern Mojave Desert, near Coloseum Mine, Clark Mountain 1230 Comment
  UCSB37347  Ceanothus tomentosus Roos, J. 1966-3-31 San Bernardino In the hills of San Timoteo Canyon, near Redlands Blvd. 304 Comment
  UCSB37349  Apocynum androsaemifolium Roos, John 1965-7-17 San Bernardino Stetson Creek area of Barton Flats, 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
  UCSB37375  Celtis reticulata Roos, John 1962-8-4 San Bernardino 0.3 miles west of the intersection of Bryant St. and Oak Glen Road, in Wilson Creek Wash; Yucaipa 822 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
  UCSB37772  Eriophyllum lanatum var. obovatum Roos, John 1965-7-18 San Bernardino Running Springs, San Bernardino Mtns. 1837 Comment
  UCSB37777  Eriophyllum confertiflorum Roos, John 1965-6-26 San Bernardino Upper Santa Ana Basin, near Fish Creek, San Bernardino Mtns. Comment
  UCSB37778  Achnatherum lemmonii Roos, John 1965-7-17 San Bernardino Stetson Creek, Barton Flats, San Bernardino Mtns. Comment
  UCSB37779  Achnatherum coronatum Roos, John 1965-6-26 San Bernardino Upper Santa Ana Canyon near Heart Bar Park, San Bernardino Mtns. Comment
  UCSB37782  Hesperostipa comata subsp. intermedia 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
  UCSB37789  Clematis ligusticifolia Roos, John 1966-8-6 San Bernardino Cienega Seca Creek; Heart Bar Ranch; San Bernardino Mtns Comment
  UCSB37806  Artemisia dracunculus Roos, John 1965-10-2 San Bernardino Camp Angelus, San Bernardino Mtns. Comment
  UCSB37813  Centaurea melitensis Roos, John 1965-6-6 San Bernardino Mill Creek, near Fallsvale, San Bernardino Mtns. Comment
  UCSB37832  Epipactis gigantea Roos, John 1965-9-11 San Bernardino Mill Creek; San Bernardino Mtns Comment
  UCSB37837  Verbena lasiostachys var. lasiostachys Roos, John 1965-9-11 San Bernardino Mill Creek, San Bernardino Mtns Comment
  UCSB37896  Dudleya cymosa Roos, John 1965-6-29 San Bernardino Mill Creek Canyon at Igo's; San Bernardino Mtns. Comment
  UCSB37913  Achnatherum coronatum Roos, John 1965-6-6 San Bernardino Mill Creek near Fallsvale, San Bernardino. Comment
  UCSB37921  Lepidospartum latisquamum Roos, John 1968-10-5 San Bernardino A wash, 1 mi. W. of Cajon Comment
  UCSB37923  Dieteria canescens Roos, John 1966-8-13 San Bernardino Fish Creek, San Bernardino Mtns. 2316 Comment
  UCSB37925  Elymus elymoides subsp. californicus Roos, John 1965-7-17 San Bernardino Barton Flats; San Bernardino Mtns Comment
  UCSB38057  Ribes cereum var. cereum Roos, John 1965-6-26 San Bernardino Upper Santa Ana Basin; near Fish Creek; San Bernardino Mtns Comment
  UCSB41132  Gilia leptantha subsp. leptantha Roos, John 1961-9-30 San Bernardino San Bernardino Mtns., Cieniega Seca Creek 2346 Comment
  UCSB41538  Amaranthus retroflexus Roos, Alfred 1937-11-24 San Bernardino Bryn Mawr Comment
  UCSB41545  Galinsoga parviflora Roos, John 1950-11-5 San Bernardino Near corner of Central and Anderson, Loma Linda 335 Comment
  UCSB42106  Leptosiphon nuttallii subsp. pubescens Roos, John 1965-6-26 San Bernardino Barton Flats, San Bernardino Mtns. Comment
  UCSB42111  Galium johnstonii Roos, John 1965-7-17 San Bernardino Killpecker Creek, San Bernadino Mtns Comment
  UCSB42116  Clarkia rhomboidea 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
  UCSB42123  Scutellaria siphocampyloides Roos, John 1965-7-17 San Bernardino Barton Flats; San Bernardino Mtns 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
  UCSB42132  Castilleja lasiorhyncha Roos, John 1956-7-21 San Bernardino Snow Valley, north of Keller Peak, San Bernardino Mtns. Comment
  UCSB42137  Cleomella parviflora Roos, John 1949-4-30 San Bernardino Rabbit Springs, Lucerne Valley, southern Mojave Valley 883 Comment
  UCSB42138  Sambucus nigra subsp. caerulea Roos, John 1965-6-27 San Bernardino Loma Linda 304 Comment
  UCSB42140  Leptosiphon breviculus Roos, John 1965-6-26 San Bernardino Upper Santa Ana Basin near Fish Creek, San Bernardino Mtns. Comment
  UCSB42141  Microsteris gracilis Roos, John 1966-4-9 San Bernardino North Shore; 2 miles east of Fawnskin-Bear Valley; San Bernardino Mtns Comment
  UCSB42143  Phlox austromontana Roos, John 1967-5-30 San Bernardino Arrastre Creek, on the upper slopes of the 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
  UCSB42153  Erigeron breweri Roos, John 1965-6-26 San Bernardino Upper Santa Ana Basin near Fish Creek, San Bernardino Mtns. Comment
  UCSB42155  Thymophylla pentachaeta Roos, John 1950-8-4 San Bernardino N. side of Clark Mtn., E. Mojave Desert Comment
  UCSB42165  Plantago virginica Roos, A. 1938-6-12 San Bernardino Loma Linda Comment
  UCSB42172  Arenaria lanuginosa Roos, John 1965-7-17 San Bernardino South Fork, San Bernardino Mtns.; near Barton Flats 2438 Comment
  UCSB42191  Hymenopappus filifolius var. lugens Roos, John 1965-7-18 San Bernardino East end of Bear Valley Comment
  UCSB42196  Acmispon nevadensis var. davidsonii Roos, John 1965-6-26 San Bernardino Upper Santa Ana River, San Bernardino Mtns. Comment
  UCSB42214  Lupinus latifolius Roos, John 1965-7-18 San Bernardino Near Snow Valley, 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
  UCSB42223  Astragalus pomonensis Roos, John 1965-6-25 San Bernardino Loma Linda 304 Comment
  UCSB42254  Eriogonum parishii Roos, John 1965-10-2 San Bernardino Camp Angelus; San Bernardino Mtns Comment
  UCSB42265  Atriplex truncata Roos, J. 1950-6-24 San Bernardino Rabbit Springs, Mojave Desert 883 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
  UCSB45522  Elatine chilensis Roos, John 1965-7-17 San Bernardino Dry Lake; San Bernardino Mtns. 2743 Comment
  UCSB45530  Triteleia laxa Roos, John; Roos, Lucille 1952-4-13 San Bernardino Hills south of Loma Linda, San Bernardino Valley 381 Comment
  UCSB45570  Achnatherum hymenoides Roos, John 1965-6-7 San Bernardino Victorville Comment
  UCSB45573  Avena barbata Roos, John 1965-6-6 San Bernardino Mill Creek, San Bernardino Mtns. Comment
  UCSB45586  Sporobolus airoides J. C. Roos 1965-6-7 San Bernardino collected in Victorville Victorville Comment
  UCSB45598  Descurainia incana Roos, John 1947-2-22 San Bernardino Deep Creek, along the flume, San Bernardino Mountains Comment
  UCSB45600  Astragalus nutans Roos, John 1949-6-21 San Bernardino Keystone Canyon, New York Mtns. 1828 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
  UCSB45605  Nemacladus glanduliferus Roos, Lucille; Roos, John 1952-5-10 San Bernardino Kremer Hills, Mojave Desert 853 Comment
  UCSB45611  Hymenoxys acaulis Roos, John 1948-9-18 San Bernardino Clark Mtn. 1981 Comment
  UCSB45937  Chamaesyce maculata Roos, John; Roos, Lucille 1951-7-28 San Bernardino Highway 99, near Alabama St. west of Redlands, San Bernardino Valley 365 Comment
  UCSB45938  Bassia hyssopifolia Roos, John 1965-7-3 San Bernardino Loma Linda Comment
  UCSB45939  Ericameria arborescens Roos, John 1965-10-2 San Bernardino Camp Angelus; San Bernardino Mtns. Comment
  UCSB45955  Pseudognaphalium stramineum Roos, John 1965-7-18 San Bernardino Bear Valley, San Bernardino Mtns. Comment
  UCSB45963  Poa fendleriana Roos, John 1965-6-26 San Bernardino Upper Santa Ana Canyon, Heart Bar area San Bernardino Mtns. Comment
  UCSB45965  Croton californicus Roos, John 1965-6-27 San Bernardino Loma Linda Hills 304 Comment
  UCSB46751  Lappula redowskii Roos, John 1967-5-30 San Bernardino Near Arrastre Creek; San Bernardino Mtns. 2286 Comment
  UCSB46753  Cryptantha micrantha Roos, John 1965-6-26 San Bernardino Upper Santa Ana Basin near Fish Creek, San Bernardino Mtns. Comment
  UCSB46872  Asparagus officinalis J. C. Roos 1965-9-19 San Bernardino collected along Loma Linda Loma Linda Comment
  UCSB46877  Berberis nevinii Roos, John 1966-2-10 San Bernardino San Timoteo Canyon, south of Redlands 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
  UCSB51282  Polypogon viridis Roos, John 1965-6-12 San Bernardino Igo's near Mountain Home Village and Mill Creek; San Bernardino Mtns. Comment
  UCSB51361  Stenotaphrum secundatum J. C. Roos 1965-6-27 San Bernardino collected in Loma Linda Loma Linda 304 Comment
  UCSB51363  Schismus barbatus Roos, John 1965-6-6 San Bernardino Mill Creek near Fallsvale, San Bernardino Mtns. Comment
  UCSB51365  Hordeum jubatum Roos, John 1965-7-18 San Bernardino Big Bear Lake, San Bernardino Mtns. Comment
  UCSB51401  Bromus carinatus var. marginatus Roos, John 1965-7-18 San Bernardino Moonridge, Bear Valley, San Bernardino Mtns Comment
  UCSB51410  Echinochloa crus-galli Roos, John 1965-7-4 San Bernardino Loma Linda 304 Comment
  UCSB51411  Echinochloa colona Roos, John 1965-7-4 San Bernardino Loma Linda Comment
  UCSB71632  Bromus madritensis subsp. rubens Roos, J. 1965-6-6 San Bernardino Mill Creek, San Bernardino Mtns, near Fallsvale Comment
  CAS-BOT-BC14408  Boechera platysperma J. C. Roos 1946-9-4 2954 San Bernardino San Bernardino Mountains. San Gorgonio Ridge. 3261 Comment
  CAS-BOT-BC171523  Oenothera californica John Roos; Lucille Roos 1952-5-9 5625 San Bernardino Near Santa Ana River at Colton. 274 Comment
  CAS-BOT-BC305801  Helianthus petiolaris John Roos; Lucille Roos 1954-4-30 6071 San Bernardino Corner of Etiwanda Ave. & Highway 99 between Ontario & Fontana 304 Comment
  CAS-BOT-BC390312  Spergularia macrotheca var. macrotheca J. C. Roos 1956-5-27 6583 San Bernardino Noth side of Highway 99, 0.2 miles west of Waterman Ave, San Bernardino Valley Comment
  CAS-BOT-BC403762  Salpichroa origanifolia J. C. Roos 1965-6-29 s.n. San Bernardino Bloomington Comment
  CLARK-A1528-1015  Coronopus didymus John C. Roos 1947-6-9 3651 San Bernardino San Bernardino 320 Comment
  CLARK-A1528-1034  Monardella pringlei John C. Roos 1941-5-17 139 San Bernardino Colton 304 Comment
  CLARK-A1528-1304  Geranium carolinianum John C. Roos 1937-6-6 2010 San Bernardino 304 Comment
  CLARK-A1528-1309  Eustoma exaltatum John C. Roos 1946-8-26 2977 San Bernardino San Bernardino Comment
  CLARK-A1528-1336  Mentha arvensis John C. Roos 1952-8-6 5882 San Bernardino San Bernardino 304 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-A1528-1433  Cymopterus panamintensis John C. Roos 1958-4-19 San Bernardino Lucerne Valley Comment
  CLARK-A1528-1564  Artemisia douglasiana John C. Roos 1968-10-12 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-1649  Bellis perennis John C. Roos 1965-6-21 San Bernardino San Gabriel Mountains Comment
  CLARK-A1528-2067  Psathyrotes ramosissima John C. Roos 1937-8-25 2023 San Bernardino Comment
  CLARK-A1528-2202  Coldenia canescens John C. Roos 1949-5-29 3534 San Bernardino Clark Mountain 1219 Comment
  CLARK-A1528-2226  Cryptantha micrantha John C. Roos 1937-4-7 1344 San Bernardino Lytle Creek Comment
  CLARK-A1528-2250  Pectocarya penicillata John C. Roos 1937-3-1 San Bernardino Comment
  CLARK-A1528-2302  Cardaria draba John C. Roos 1943-4-4 2618 San Bernardino San Bernardino Comment
  CLARK-A1528-2572  Chenopodium pumilio John C. Roos 1952-11-1 5906 San Bernardino San Bernardino Valley 335 Comment
  CLARK-A1528-2576  Cycloloma atriplicifolium John C. Roos 1941-9-4 San Bernardino Bloomington Comment
  CLARK-A1528-2709  Euphorbia setiloba John C. Roos 1946-11-2 3153 San Bernardino Comment
  CLARK-A1528-2822  Lupinus breweri John C. Roos 1946-8-29 2773 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-A1528-2837  Lupinus formosus John C. Roos 1937-5-15 1186 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2847  Lupinus odoratus John C. Roos 1978-5-7 San Bernardino 853 Comment
  CLARK-A1528-2883  Trifolium microcephalum John C. Roos 1937-5-6 1696 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-2949  Gentiana amarella John C. Roos 1968-9-21 San Bernardino San Bernardino Mountains 2590 Comment
  CLARK-A1528-2950  Gentiana amarella John C. Roos 1966-8-6 San Bernardino San Bernardino Mountains 2438 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-A1528-3052  Pyrola picta John C. Roos 1943-6-28 2707 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-A1528-3177  Monardella lanceolata John C. Roos 1940-8-10 1553 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3184  Asparagus officinalis John C. Roos 1937-7-15 382 San Bernardino Comment
  CLARK-A1528-3207  Linum lewisii John C. Roos 1937-5-9 2093 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-3555  Pinus monophylla John C. Roos 1935-7-18 699 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-A1528-4879  Cuscuta indecora John C. Roos 1937-8-27 645 San Bernardino San Bernardino Comment
  CLARK-A1528-4925  Dudleya saxosa John C. Roos 1937-5-29 1790 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5038  Sporobolus cryptandrus John C. Roos 1967-7-29 San Bernardino Comment
  CLARK-A1528-5070  Lotus crassifolius John C. Roos 1940-5-18 835 San Bernardino San Bernardino Mountains Comment
  CLARK-A1528-5072  Astragalus inflexus John C. Roos 1948-7-10 San Bernardino San Bernardino Mountains at South Fork, at public camp; Moonridge 7.5'Q Comment
  CLARK-A1528-5080  Phacelia parryi John C. Roos 1941-4-25 161 San Bernardino San Bernardino Comment
  CLARK-A1528-5141  Chenopodium californicum John C. Roos 1943-4-11 2606 San Bernardino San Bernardino Comment
  CLARK-A1528-5527  Euphorbia serpyllifolia John C. Roos 1946-9-3 2976 San Bernardino Oak Glen 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
  LA102242  Mimulus guttatus John C. Roos; 1951-9-24 5241 San Bernardino along Gage Canal, Loma Linda 304 Comment
Read comments
Aug 20 2014
  OBI33222  Eriogonum davidsonii J. C. Roos 1947-8-2 3732 San Bernardino Burns Wash, E end of the San Bernardino Mts Comment
  POM262781  Tribulus terrestris J. C. Roos 1940-9-1 238 San Bernardino San Bernardino Valley. Loma Linda. Comment
  POM262886  Phyla nodiflora J. C. Roos 1937-7-13 526 San Bernardino Roadside. Comment
Read comments
Oct 12 2013
  POM262917  Eriogonum nidularium J. C. Roos 1937-8-25 616 San Bernardino NE of Baker. Comment
  POM262930  Malva nicaeensis J. C. Roos 1941-5-18 124 San Bernardino Loma Linda Comment
  POM263023  Chenopodium pumilio J. C. Roos 1937-7-14 394 San Bernardino Santa Ana River near San Bernardino. Comment
  POM263152  Plantago virginica J. C. Roos 1938-6-5 472 San Bernardino Loma Linda Sanitarium lawn, San Bernardino Valley. Comment
  POM263358  Hordeum depressum J. C. Roos 1937-4-26 440 San Bernardino Twenty-nine Palms Comment
  POM263548  Cuscuta indecora J. C. Roos 1937-8-27 645 San Bernardino San Bernardino. Comment
  POM264414  Lycium cooperi J. C. Roos 1937-4-23 692 San Bernardino Pass toward 29 Palms, Mojave Desert. Comment
  POM266371  Artemisia dracunculus J. C. Roos 1940-7-30 1581 San Bernardino Pine Knot Public Camp. Comment
  POM266625  Phleum pratense J. C. Roos 1937-7-31 968 San Bernardino Crestline, San Bernardino Mountains. 1524 Comment
  POM301528  Verbascum thapsus J. C. Roos 1937-7-25 2359 San Bernardino Seven Oaks, San Bernardino Mountains. 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
  POM358719  Gnaphalium canescens subsp. microcephalum A. R. Roos 1922-11-8 20338 San Bernardino Lytle Creek Canyon. 2439 Comment
  RSA0001121  Erigeron breweri J. C. Roos, Lucille Roos 1949-6-27 4508 San Bernardino North side of Kingston Mts., eastern Mojave Desert. 1829 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
  RSA0012928  Helianthus nuttallii subsp. parishii J. C. Roos 1937-8-24 1202 San Bernardino East of San Bernardino 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
  RSA0016138  Monardella australis J. C. Roos 1966-9-3 s.n. San Bernardino Along a rocky ridge between Upper Fish Creek and North Fork White Water Meadows. 2988 Comment
  RSA0017111  Gilia ochroleuca subsp. ochroleuca J. C. Roos, Lucille Roos 1952-5-17 5676 San Bernardino 8 miles west of Adelanto. 945 Comment
  RSA0018958  Ivesia santolinoides Roos 1965-7-18 s.n. San Bernardino Arrowbear. Comment
  RSA0019812  Bromus tectorum J. C. Roos 1937-5-9 2087 San Bernardino Oak Glen, San Bernardino Mountains. 1220 Comment
  RSA0020151  Bromus tectorum J. C. Roos 1950-4-17 4745 San Bernardino Loma Linda. 320 Comment
  RSA0021848  Galium trifidum subsp. columbianum J. C. Roos 1937-7-19 378 San Bernardino 2 miles south of San Bernardino. Comment
  RSA0029557  Xanthisma gracile J. C. Roos 1949-6-23 4466 San Bernardino Lanfair Valley, NW of Hackberry Mtn. 1311 Comment
  RSA0037329  Malva parviflora John C. Roos 1951-11-10 5349 San Bernardino La Cadena Drive at Barton, south of Colton. 304 Comment
  RSA0038354  Cryptantha micrantha var. lepida J. C. Roos 1965-7-18 S.N. San Bernardino Bear Valley, San Bernardino Mtns. Comment
  RSA0040193  Guizotia abyssinica John C. Roos, Lucille Roos 1954-8-20 6229 San Bernardino 319 Stewart Street, Loma Linda. 335 Comment
  RSA0057846  Cercocarpus betuloides J. C. Roos 1965-6-6 San Bernardino Mill Creek, SAn Bernardino Mts. near Yucaipa. Comment
  RSA0066181  Heuchera rubescens var. alpicola J. C. Roos, L. Roos 1949-5-28 4351 San Bernardino North slopes of Clark Mountain. 1890 Comment
  RSA0074461  Heterotheca fastigiata J. C. Roos 1940-8-17 1605 San Bernardino Mill Creek, at CCC Camp, San Bernardino Mts. Comment
  RSA0078613  Sedum spathulifolium J. C. Roos 1965-6-28 s.n. San Bernardino Mill Creek canyon, San Bernardino Mtns. At Igo's. Comment
  RSA0082836  Pyrola minor J. C. Roos 1941-8-27 43 San Bernardino San Bernardino Mts. Dollar Lake. Comment
  RSA0095271  Linanthus pungens subsp. pulchriflorus J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Ana Basin, near Fish Creek. San Bernardino Mtns. Comment
  RSA0101408  Nama depressa J. C. Roos, Lucille Roos 1952-5-10 5635 San Bernardino 4 miles northwest of Adelanto, near Red Raven Mine. 823 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
  RSA155697  Stanleya elata J. C. Roos 1955-6-21 6465 San Bernardino Willow Creek, W slope last Chance Mtns 1616 Comment
Read comments
Sep 12 2017
  RSA251778  Boerhavia wrightii J. C. Roos 1937-8-22 14 San Bernardino North of Blythe, Colorado Desert Comment
  RSA263278  Phacelia imbricata subsp. imbricata J. C. Roos 1937-7-18 573 San Bernardino Angeles Crest Highway 1372 Comment
  RSA35731  Quercus X morehus J. C. Roos 1946-11-6 5394 San Bernardino Oak Glen, San Bernardino Mts. 1220 Comment
  RSA44263  Bromus arenarius J. C. Roos 1949-6-22 3547 San Bernardino New York Mountains; Keystone Canyon 1738 Comment
  RSA443397  Phalaris minor J. C. Roos 1938-4-26 s.n. San Bernardino Bryn Mawr Comment
  RSA443399  Poa pratensis J. C. Roos 1965-6-26 s.n. San Bernardino Upper Santa Anita Canyon, Heart Bar area. San Bernardino Mtns. Comment
  RSA444463  Veronica persica J. C. Roos 1952-3-9 5388 San Bernardino Loma Linda: Edge of lawn. 335 Comment
  RSA444797  Medicago polymorpha J. C. Roos 1966-3-27 s.n. San Bernardino Loma Linda. 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
  RSA44908  Solanum rostratum J. C. Roos 1947-9-3 3742 San Bernardino San Bernardino Valley along the Gage Canal in Loma Linda 305 Comment
  RSA449976  Polygonum convolvulus J. C. Roos 1965-6-9 6587 San Bernardino Victoria St. in San Bernardino. Comment
  RSA450076  Nicotiana glauca J. C. Roos 1965-6-27 s.n. San Bernardino Loma Linda Hills. 305 Comment
  RSA450188  Asparagus officinalis J. C. Roos 1965-9-19 s.n. San Bernardino Loma Linda. Comment
  RSA450240  Myriophyllum aquaticum J. C. Roos 1952-6-24 s.n. San Bernardino South E. St. near the sewage plant. Comment
  RSA450450  Eragrostis cilianensis J. C. Roos 1937-11-12 s.n. San Bernardino Loam Linda. 305 Comment
  RSA47200  Solanum triflorum J. C. Roos, L. Roos 1949-6-25 4489 San Bernardino Colisseum Mine, north side of Clark Mts. 1616 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
  RSA47413  Asclepias eriocarpa J. C. Roos 1949-6-4 4383 San Bernardino Mouth of Lytle Creek 640 Comment
Read comments
May 20 2007
  RSA47447  Cirsium mohavense J. C. Roos 1949-6-28 4528 San Bernardino Tecopa, Amargosa River Valley. 1400 Comment
  RSA48854  Paspalum dilatatum J. C. Roos 1949-11-16 4696 San Bernardino north Anderson Street, Loma Linda 323 Comment
  RSA591747  Cerastium fontanum subsp. vulgare J. C. Roos 1965-7-31 s.n. San Bernardino South Fork Meadows, San Bernardino Mountains. 2287 Comment
  RSA591748  Silene conoidea J. C. Roos 1967-4-30 s.n. San Bernardino Loma Linda. 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
  RSA659627  Eragrostis cilianensis J. C. Roos 1937-11-12 s.n. San Bernardino Loam Linda. 305 Comment
  RSA659709  Chenopodium salinum J. C. Roos 1937-7-26 612 San Bernardino East Bear Valley, San Bernardino Mtns. Comment
  RSA662074  Amaranthus retroflexus A. R. Roos 1937-11-24 s.n. San Bernardino Bryn Mawr. Comment
  RSA662545  Erigeron strigosus J. C. Roos 1957-7-10 6654 San Bernardino Loma Linda. Comment
  RSA664099  Chloris virgata J. C. Roos 1965-7-6 s.n. San Bernardino Roadside of Barstow. Comment
  RSA69865  Echinochloa colona J. C. Roos 1951-9-14 5202 San Bernardino Loma Linda. 323 Comment
  RSA78220  Digitaria ischaemum J. C. Roos 1952-9-25 5898 San Bernardino Loma Linda, San Bernardino Valley. 320 Comment
  RSA78226  Chenopodium pumilio J. C. Roos, L. Roos 1952-11-1 5906 San Bernardino Loma Linda, San Bernardino Valley. Comment
  RSA86877  Eragrostis cilianensis J. C. Roos 1950-9-1 4961 San Bernardino Vicinity of Coliseum Mine, Clark Mountains 1646 Comment
  RSA89965  Chrysothamnus nauseosus subsp. hololeucus J. C. Roos 1950-10-17 5010 San Bernardino Little Pigeon Pass, Barton Road ca. 2 mi. W of Loma Linda. 320 Comment
  RSA92462  Ailanthus altissima J. C. Roos, L. Roos 1954-5-11 6117 San Bernardino Reche Canyon near mouth. 366 Comment
  RSA92550  Saltugilia australis J. C. Roos, L. Roos 1952-5-11 5648 San Bernardino Scott's Canyon, 2.5 miles southeast of Loma Linda. 427 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
  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
  RSA92583  Chorizanthe parryi var. parryi J. C. Roos, Lucille Roos 1952-5-11 5650 San Bernardino Scott's Canyon, 2.5 miles southeast of Loma Linda. 427 Comment
  RSA92598  Platystemon californicus J. C. Roos, L. Roos 1952-5-10 5647 San Bernardino Adelanto 915 Comment
  RSA92719  Gilia sinuata J. C. Roos, L. Roos 1952-5-10 5626 San Bernardino Kremer Hills {Kramer Hills} 854 Comment
  RSA92721  Sisymbrium officinale J. C. Roos, L. Roos 1952-5-22 5708 San Bernardino Loma Linda. 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
  RSA92745  Hoita orbicularis J. C. Roos 1952-5-20 5698 San Bernardino E street, 1 mile S of San Bernardino. Comment
  RSA92746  Erigeron philadelphicus J. C. Roos 1952-5-20 5700 San Bernardino E street, 1 mile S of San Bernardino. 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
  SEINET13953046 Image available Quercus agrifolia J. C. Roos 1965-1 San Bernardino Hills near summit of Pine to Palms Highway, San Jacinto and Santa Rosa Mountains Comment
  SEINET13954031 Image available Quercus turbinella J. C. Roos 1949-1 4620 San Bernardino Keystone Canyon, New York Mountains, eastern Mojave Desert. 5700 ft. 1737 Comment
  SEINET3351934 Image available Fraxinus anomala J. C. Roos 1949-1 4353 San Bernardino Clark Mountain, Steep Canyon 1829 Comment
  SEINET3351935 Image available Lupinus shockleyi J. C. Roos 1949-1 4210 San Bernardino Sand flat near Freda, Ward Valley, sourth of the Turtle Mountains 305 Comment
  SEINET4172004 Image available Acer glabrum subsp. diffusum J. C. Roos 1940-1 837 San Bernardino Snow Cyn., San Bernardino Mts., 2042 Comment
  UC1266673  Myosurus apetalus J. C. Roos 1959-5-16 San Bernardino Holcomb Valley Camp; SanBernardino Mtns 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
  UCSB40898  Styrax redivivus Roos, John 1940-5-18 San Bernardino Waterman Canyon, San Bernardino Mts., (San Bernardino North 7.5 Q.) Comment
  UCSB51366  Thinopyrum ponticum Roos, John 1967-11-25 San Bernardino Mill Creek, San Bernardino Mtns. 731 Comment
Read comments
Aug 17 2007



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