Search Results — 2000 specimen records retrieved (1575 records with coordinates)
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Results for search: County=INYO; Source=All; Collector=Roos;   

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

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC100578  Brickellia longifolia var. multiflora J. C. Roos; A. R. Roos 1953-8-14 6032 Inyo Mazourka Canyon, Inyo Mts. 1767 Comment
  CAS-BOT-BC100620  Brickellia oblongifolia var. linifolia John Roos; Lucille Roos 1947-7-15 2868 Inyo Wild Rose Canyon, Panamint Mts. 2133 Comment
  CAS-BOT-BC100631  Brickellia oblongifolia var. linifolia J. C. Roos; A. R. Roos 1953-8-10 5982 Inyo branch of Mazourka Canyon, Inyo Mts. 2560 Comment
  CAS-BOT-BC100736  Chrysothamnus viscidiflorus subsp. puberulus John Roos; Lucille Roos 1947-7-11 2843 Inyo Mahogany Flats, Panamint Mts. 2468 Comment
  CAS-BOT-BC100737  Chrysothamnus viscidiflorus subsp. puberulus J. C. Roos; A. R. Roos 1953-8-8 5934 Inyo on hill behind Blue Bell Mine, Badger Flat, Inyo Mts. 2743 Comment
  CAS-BOT-BC100739  Chrysothamnus viscidiflorus subsp. puberulus J. C. Roos 1955-7-21 6478 Inyo ridge of Last Chance Mountains 2.5 miles south of Willow Spring 2316 Comment
  CAS-BOT-BC100752  Chrysothamnus viscidiflorus subsp. puberulus John Roos; Lucille Roos 1951-8-8 5090 Inyo 3 miles NW of Cedar Flat, White Mts. 2590 Comment
  CAS-BOT-BC100809  Chrysothamnus viscidiflorus subsp. viscidiflorus J. C. Roos; A. R. Roos 1955-8-25 6544 Inyo along California-Nevada boundary 2 miles NE of Willow Spring, Last Chance Mts. 2072 Comment
  CAS-BOT-BC105811  Cirsium arizonicum J. C. Roos; A. R. Roos 1953-8-9 5973 Inyo Tamarack Canyon 2743 Comment
  CAS-BOT-BC105812  Cirsium arizonicum J. C. Roos; A. R. Roos 1953-8-9 5973 Inyo Tamarack Canyon 2743 Comment
  CAS-BOT-BC105926  Chrysothamnus viscidiflorus subsp. viscidiflorus John Roos; Lucille Roos 1947-9-19 2800 Inyo Between Telescope and Baldy Peaks, Panamint Mts. 3048 Comment
  CAS-BOT-BC105966  Chrysothamnus viscidiflorus subsp. viscidiflorus J. C. Roos 1961-10-22 s.n. Inyo Loretto Road, near Loretto Mine, east side of the Inyo Mtns. Comment
  CAS-BOT-BC105967  Chrysothamnus viscidiflorus subsp. viscidiflorus J. C. Roos; A. R. Roos 1955-8-26 6553 Inyo North shoulder Waucoba Mt. - Inyo Mts. 3200 Comment
  CAS-BOT-BC105975  Chrysothamnus viscidiflorus subsp. viscidiflorus John Roos; Lucille Roos 1947-9-19 2794 Inyo N.E. ridge of Telescope Peak, Panamint Mts. 3048 Comment
  CAS-BOT-BC106009  Chaetadelpha wheeleri John Roos; Lucille Roos 1954-6-28 6174 Inyo Southeast end Eureka Valley 929 Comment
  CAS-BOT-BC106010  Chaetadelpha wheeleri J. C. Roos; A. R. Roos 1954-8-13 6208 Inyo Southeast end Eureka Valley 944 Comment
  CAS-BOT-BC106011  Chaetadelpha wheeleri John C. Roos 1955-5-13 6357 Inyo Southeast end Eureka Valley 975 Comment
  CAS-BOT-BC106012  Chaetadelpha wheeleri John C. Roos 1955-5-13 6357 Inyo Southeast end Eureka Valley 975 Comment
  CAS-BOT-BC106013  Chaetadelpha wheeleri John C. Roos 1955-5-13 3664 Inyo West side Eureka Valley at mouth of Marble Canyon 1036 Comment
  CAS-BOT-BC110324  Nitrophila mohavensis John C. Roos 1954-7-18 6194 Inyo Amargosa Desert 3 miles northeast of Death Valley Junction along Ash Meadows road. 624 Comment
  CAS-BOT-BC110326  Nitrophila mohavensis J. C. Roos; A. R. Roos 1954-6-13 6140 Inyo Amargosa Desert 3 miles northeast of Death Valley Junction along Ash Meadows road. 624 Comment
  CAS-BOT-BC110329  Nitrophila mohavensis John Roos; Lucille Roos 1954-9-14 6234 Inyo Amargosa Desert 3 miles northeast of Death Valley Junction along Ash Meadows road. 624 Comment
  CAS-BOT-BC110330  Nitrophila mohavensis John Roos; Lucille Roos 1954-5-7 6079 Inyo Amargosa Desert 3 miles northeast of Death Valley Junction along Ash Meadows road. 624 Comment
  CAS-BOT-BC110331  Nitrophila mohavensis John C. Roos 1954-7-18 6194 Inyo Amargosa Desert 3 miles northeast of Death Valley Junction along Ash Meadows road. 624 Comment
  CAS-BOT-BC110332  Nitrophila mohavensis John C. Roos 1954-7-18 6194 Inyo Amargosa Desert 3 miles northeast of Death Valley Junction along Ash Meadows road. 624 Comment
  CAS-BOT-BC127626  Brickellia microphylla var. microphylla J. C. Roos; A. R. Roos 1953-8-14 6029 Inyo Al Rose Canyon, Inyo Mts. 2133 Comment
  CAS-BOT-BC130882  Cuniculotinus gramineus J. C. Roos; A. R. Roos 1953-8-9 5945 Inyo Tamarack Canyon, Inyo Mts. 2743 Comment
  CAS-BOT-BC130884  Cuniculotinus gramineus J. C. Roos; A. R. Roos 1953-8-8 5935 Inyo On hill behind Blue Bell Mine, Badger Flat, Inyo Mts. 2895 Comment
  CAS-BOT-BC131485  Ericameria albida J. C. Roos; A. R. Roos 1954-8-15 6224 Inyo Lower Warm Spring, Saline Valley 426 Comment
  CAS-BOT-BC131490  Ericameria albida John Roos; Lucille Roos 1954-11-23 6259 Inyo Lower Warm Spring, Saline Valley 426 Comment
  CAS-BOT-BC131491  Ericameria albida John Roos; Lucille Roos 1953-10-31 6034 Inyo Amargosa River bed 3 miles south of Shoshone 441 Comment
  CAS-BOT-BC131494  Ericameria albida John Roos; Lucille Roos 1953-10-31 6034 Inyo Amargosa River bed 3 miles south of Shoshone 441 Comment
  CAS-BOT-BC131496  Ericameria albida John Roos; Lucille Roos 1954-9-14 6235 Inyo Amargosa Desert 2.5 miles NE of Death Valley Junction along Ash Meadows road 624 Comment
  CAS-BOT-BC131497  Ericameria albida J. C. Roos; A. R. Roos 1954-8-15 6224 Inyo Lower Warm Spring, Saline Valley 426 Comment
  CAS-BOT-BC132452  Calochortus panamintensis John Roos; Lucille Roos 1947-7-13 2863 Inyo Slopes of Telescope Peak, Panamint Mts. 3352 Comment
  CAS-BOT-BC136948  Cercocarpus ledifolius var. intricatus J. C. Roos; A. R. Roos 1953-8-10 5975 Inyo Mazourka Canyon, Inyo Mts. 2468 Comment
  CAS-BOT-BC140501  Petrophytum caespitosum J. C. Roos; A. R. Roos 1955-8-26 6550 Inyo Canyon on east side of saddle between Squaw Peak and Wacoba Mt. Inyo Mts. 2682 Comment
  CAS-BOT-BC140533  Physocarpus alternans John Roos; Lucille Roos 1952-7-28 5842 Inyo Wyman Canyon, White Mts. 2682 Comment
  CAS-BOT-BC140538  Physocarpus alternans J. C. Roos 1965-7-10 s.n. Inyo Eagle Springs, Panamint Mtns. Comment
  CAS-BOT-BC141751  Chamaebatiaria millefolium John Roos; Lucille Roos 1951-8-12 5188 Inyo 1 1/2 miles south of Reed Flat, White Mts. 2895 Comment
  CAS-BOT-BC143786  Purshia stansburyana John C. Roos 1955-5-13 6342 Inyo West base Last Chance Mts. east of Eureka Valley sand dunes 1219 Comment
  CAS-BOT-BC144008  Horkelia hispidula John Roos; Lucille Roos 1952-7-28 5856 Inyo Head of Wyman Canyon, White Mts. 3200 Comment
  CAS-BOT-BC14560  Boechera pulchra J. C. Roos 1955-6-17 6398 Inyo 2 miles northeast of Willow Spring, Last Chance Mountains. 2011 Comment
  CAS-BOT-BC148491  Cercocarpus ledifolius var. ledifolius J. C. Roos 1955-7-21 6479 Inyo Crest of Last Chance Mountains, 2.5 miles south of Willow Spring 2377 Comment
  CAS-BOT-BC151766  Diplacus mephiticus John Roos; Lucille Roos 1952-7-28 5846 Inyo Wyman Canyon, White Mts. 2621 Comment
  CAS-BOT-BC154311  Phacelia peirsoniana John Roos; Lucille Roos 1952-7-31 5878 Inyo N.W. of Cedar Flat, White Mts. 2438 Comment
  CAS-BOT-BC159752  Prunus andersonii John C. Roos 1955-5-15 6370 Inyo Willow Spring, Last Chance Mts. 1828 Comment
  CAS-BOT-BC159760  Prunus andersonii J. C. Roos 1955-6-20 6457 Inyo Near Willow Spring, Last Chance Mountains 1828 Comment
  CAS-BOT-BC162938  Eremothera boothii subsp. desertorum John Roos; Lucille Roos 1954-6-26 6165 Inyo Mazourka Canyon, Inyo Mts. 2438 Comment
  CAS-BOT-BC173880  Ribes velutinum John C. Roos 1955-5-15 6368 Inyo 0.5 miles west of Willow Spring, Last Chance Mts. 1767 Comment
  CAS-BOT-BC173883  Ribes velutinum J. C. Roos 1965-7-10 s.n. Inyo Near Telescope Peak, Panamint Mts. Comment
  CAS-BOT-BC176482  Atriplex polycarpa J. C. Roos; A. R. Roos 1954-8-13 6205 Inyo West base of sand dunes, Eureka Valley 914 Comment
  CAS-BOT-BC178215  Astragalus kentrophyta J. C. Roos; A. R. Roos 1953-8-9 5952 Inyo Tamarack Canyon, Inyo Mts. 3048 Comment
  CAS-BOT-BC178792  Astragalus calycosus J. C. Roos 1947-7-11 2903 Inyo Mohagany Flats, Panamint Mts. 2499 Comment
  CAS-BOT-BC178793  Astragalus calycosus J. C. Roos; A. R. Roos 1953-8-9 5958 Inyo Near head of Tamarack Canyon, Inyo Mts. 3048 Comment
  CAS-BOT-BC179760  Centrostegia thurberi J. C. Roos 1955-6-18 6422 Inyo 2 mi NE of Willow Spring, Last Chance Mts. 2011 Comment
  CAS-BOT-BC181689  Eremogone kingii var. glabrescens J. C. Roos; A. R. Roos 1961-6-15 238 Inyo W. slope upper Silver Canyon, White Mountains 3048 Comment
  CAS-BOT-BC181724  Eremogone kingii var. glabrescens J. C. Roos; A. R. Roos 1953-8-9 5954 Inyo North slope near head of Tamarack Canyon, Inyo Mts. 3048 Comment
  CAS-BOT-BC186596  Astragalus oophorus var. oophorus J. C. Roos; A. R. Roos 1953-8-11 5987 Inyo 2 miles east of Blue Bell Mine, Inyo Mts. 2865 Comment
  CAS-BOT-BC186922  Astragalus inyoensis John C. Roos 1955-5-15 6371 Inyo 0.5 miles west of Willow Spring. Last Chance Mts. 1767 Comment
  CAS-BOT-BC191760  Chorizanthe brevicornu var. spathulata J. C. Roos 1955-6-20 6459 Inyo Last Chance Mountains 2 miles NE of Willow Spring 1950 Comment
  CAS-BOT-BC192811  Astragalus platytropis J. C. Roos; A. R. Roos 1953-8-9 5961 Inyo Near head of Tamarack Canyon, Inyo Mts. 3078 Comment
  CAS-BOT-BC192812  Astragalus platytropis J. C. Roos 1955-7-21 6481 Inyo On north slope Whitetop Peak, Last Chance Mountains 2499 Comment
  CAS-BOT-BC196616  Lupinus argenteus var. palmeri John Roos; Lucille Roos 1951-8-8 5109 Inyo North rim Reed Flat, White Mts. 3169 Comment
  CAS-BOT-BC196617  Lupinus argenteus var. palmeri J. C. Roos; A. R. Roos 1953-8-11 5988 Inyo 2 miles east of Blue Bell Mine, Inyo Mts. 2865 Comment
  CAS-BOT-BC199558  Tridens muticus var. muticus John C. Roos 1955-5-13 6339 Inyo West base Last Chance Mts., east of Eureka Valley sand dunes 1219 Comment
  CAS-BOT-BC199559  Tridens muticus var. muticus John C. Roos 1955-5-13 6339 Inyo West base Last Chance Mts., east of Eureka Valley sand dunes 1219 Comment
  CAS-BOT-BC202054  Lupinus holmgrenianus J. C. Roos 1955-6-17 6407 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2011 Comment
  CAS-BOT-BC203847  Elymus X hansenii John Roos; Lucille Roos 1947-7-13 2889 Inyo Arcane Meadow, Panamint Mts. 3017 Comment
  CAS-BOT-BC211140  Lomatium foeniculaceum subsp. inyoense J. C. Roos; A. R. Roos 1955-8-26 6554 Inyo Summit and north shoulder W ucoba [Waucoba] Mt., Inyo Mts. 3383 Comment
  CAS-BOT-BC211141  Lomatium foeniculaceum subsp. inyoense J. C. Roos; A. R. Roos 1953-8-9 5964 Inyo Upper Tamarack Canyon, Inyo Mts. 3108 Comment
  CAS-BOT-BC213916  Nitrophila mohavensis J. C. Roos; A. R. Roos 1954-6-13 6140 Inyo open flats of Amargosa Desert 3 miles NE of Death Valley Junction along Ash Meadows road 624 Comment
  CAS-BOT-BC216440  Achnatherum aridum J. C. Roos 1955-5-13 6346 Inyo W base, Last Chance Mountains, E of the Eureka Valley Sand Dunes 1280 Comment
  CAS-BOT-BC216561  Oxytropis borealis var. australis J. C. Roos; A. R. Roos 1955-8-26 6557 Inyo Summit Waucoba Mountain, Inyo Mountains 3383 Comment
  CAS-BOT-BC217583  Galium hypotrichium subsp. tomentellum J. C. Roos 1965-7-10 s.n. Inyo South slope of Telescope Peak, near peak, Panamint Mountains Comment
  CAS-BOT-BC217584  Galium hypotrichium subsp. tomentellum John Roos; Lucille Roos 1947-7-13 2876 Inyo Telescope Peak, Panamint Mountains 3261 Comment
  CAS-BOT-BC217999  Achnatherum webberi John Roos; Lucille Roos 1952-7-25 5819 Inyo Between Westgard Pass and Reed Flat, White Mountains 2438 Comment
  CAS-BOT-BC218000  Achnatherum webberi John Roos; Lucille Roos 1952-7-25 5819 Inyo Between Westgard Pass and Reed Flat, White Mountains 2438 Comment
  CAS-BOT-BC218076  Achnatherum pinetorum John Roos; Lucille Roos 1951-8-8 5086 Inyo 3 miles NW of Cedar Flat, White Mountains 2590 Comment
  CAS-BOT-BC218077  Achnatherum pinetorum J. C. Roos; A. R. Roos 1954-6-12 6132 Inyo Ridge between Wild Rose and Trail Canyons, 1 mile ESE of Wild Rose Peak, Panamint Mountains 2499 Comment
  CAS-BOT-BC218079  Achnatherum pinetorum J. C. Roos; A. R. Roos 1953-8-8 5939 Inyo Badger Flat, Inyo Mountains 2651 Comment
  CAS-BOT-BC218080  Achnatherum pinetorum J. C. Roos 1955-7-21 6480 Inyo Summit, Whitetop Peak, Last Chance Mountains 2499 Comment
  CAS-BOT-BC218361  Frasera albomarginata J. C. Roos 1955-6-19 6437 Inyo 2.5 miles south of Willow Spring, Last Chance Meadow 2316 Comment
  CAS-BOT-BC220787  Salvia dorrii var. dorrii J. C. Roos 1955-7-21 6488 Inyo Whitetop Peak, summit Last Chance Mountains 2560 Comment
  CAS-BOT-BC220797  Salvia dorrii var. dorrii John Roos; Lucille Roos 1952-7-30 5859 Inyo East side Reed Flat, White Mts. 3078 Comment
  CAS-BOT-BC221889  Swallenia alexandrae John C. Roos 1955-5-13 6352 Inyo Southeast end Eureka Valley 944 Comment
  CAS-BOT-BC221890  Swallenia alexandrae John Roos; Lucille Roos 1954-6-28 6175 Inyo At SE end Eureka Valley 929 Comment
  CAS-BOT-BC221892  Swallenia alexandrae J. C. Roos; L. Roos 1955-4-10 6320 Inyo Eureka Valley 944 Comment
  CAS-BOT-BC221893  Swallenia alexandrae John Roos; Lucille Roos 1954-6-28 6175 Inyo At SE end Eureka Valley 929 Comment
  CAS-BOT-BC221903  Swallenia alexandrae John C. Roos 1955-5-13 6352 Inyo Southeast end Eureka Valley 944 Comment
  CAS-BOT-BC226112  Salvia funerea John Roos; Lucille Roos 1954-3-27 6057 Inyo Titus Canyon below Klare Spring, Grapevine Mts. Death Valley 914 Comment
  CAS-BOT-BC227386  Elymus elymoides John Roos; Lucille Roos 1947-7-13 2890 Inyo Arcane Meadows, Panamint Mts. 3017 Comment
  CAS-BOT-BC227432  Erigeron clokeyi John C. Roos 1947-7-11 2905 Inyo Northern Mojave Desert: Panamint Mtns, Mahogany Flats 2470 Comment
  CAS-BOT-BC233722  Buddleja utahensis John C. Roos 1955-5-13 6335 Inyo West base Last Chance Mts., east of Eureka Valley sand dunes 1219 Comment
  CAS-BOT-BC233723  Buddleja utahensis John C. Roos 1955-5-13 6335 Inyo West base Last Chance Mts., east of Eureka Valley sand dunes 1219 Comment
  CAS-BOT-BC235437  Sporobolus cryptandrus J. C. Roos; A. R. Roos 1955-8-23 6532 Inyo Canyon at west base Last Chance Mts. east of Eureka Valley sand dunes 1219 Comment
  CAS-BOT-BC235438  Sporobolus cryptandrus J. C. Roos; A. R. Roos 1955-8-26 6560 Inyo Soldier Flat, east base Waucoba Mt., Inyo Mts. 2164 Comment
  CAS-BOT-BC236239  Poa secunda subsp. juncifolia J. C. Roos; A. R. Roos 1953-8-11 6000 Inyo Pass 3 miles E of Blue Bell Mine on trail to Side Hill Spring, Inyo Mountains 3078 Comment
  CAS-BOT-BC237936  Cordylanthus eremicus subsp. eremicus J. C. Roos 1955-7-24 6522 Inyo Nelson Range near head of Grapevine Canyon 1889 Comment
  CAS-BOT-BC238193  Cordylanthus tecopensis John Roos; Lucille Roos 1954-9-14 6231 Inyo Flats along Margosa River bottom 3 miles south of Shoshone 432 Comment
  CAS-BOT-BC238196  Cordylanthus tecopensis J. C. Roos; A. R. Roos 1950-8-7 4929 Inyo Tecopa Hot Springs 426 Comment
  CAS-BOT-BC238198  Cordylanthus tecopensis John Roos; Lucille Roos 1954-9-14 6231 Inyo Flats along Amargosa River bottom 3 miles south of Shoshone 432 Comment
  CAS-BOT-BC238199  Cordylanthus tecopensis J. C. Roos; R. Weatherby 1949-9-3 3569 Inyo Tecopa Hot Springs, Mojave Desert 426 Comment
  CAS-BOT-BC238204  Cordylanthus tecopensis John Roos; Lucille Roos 1953-11-1 6035 Inyo Flats of Amargosa Desert 3 miles N.E. of Death Valley Junction, on Ash Meadows Road 624 Comment
  CAS-BOT-BC238252  Keckiella rothrockii J. C. Roos; A. R. Roos 1953-8-10 5980 Inyo Branch of Mazourka Canyon, Inyo Mts. 2529 Comment
  CAS-BOT-BC238267  Keckiella rothrockii J. C. Roos 1955-7-21 6494 Inyo Last Chance Mountains 1 mile south of Willow Spring 2072 Comment
  CAS-BOT-BC241850  Eriogonum caespitosum John Roos; Lucille Roos 1952-7-27 5827 Inyo West rim Reed Flat, White Mts. 3108 Comment
  CAS-BOT-BC243398  Penstemon scapoides John Roos; Lucille Roos 1952-7-28 5853 Inyo Wyman Canyon, White Mts. 2743 Comment
  CAS-BOT-BC250050  Eriogonum fasciculatum var. polifolium John Roos; Lucille Roos 1947-7-15 2872 Inyo Wild Rose [Wildrose] Canyon, Panamint Mts. 1981 Comment
  CAS-BOT-BC252284  Eriogonum heermannii var. argense J. C. Roos; A. R. Roos 1953-8-8 5937 Inyo Hill behind Blue Bell Mine, Inyo Mts. 2743 Comment
  CAS-BOT-BC253669  Panicum capillare J. C. Roos; E. C. Jaeger 1955-7-23 6518 Inyo Saline Valley below mouth of Hunter Canyon 350 Comment
  CAS-BOT-BC254383  Piptatherum micranthum John Roos; Lucille Roos 1952-7-28 5840 Inyo N canyon wall, Wyman Canyon, White Mountains 2682 Comment
  CAS-BOT-BC254578  Poa fendleriana subsp. longiligula J. C. Roos 1955-6-20 6455 Inyo Last Chance Mountains 2 miles NE of Willow Spring 2011 Comment
  CAS-BOT-BC256114  Eriogonum deflexum var. deflexum John Roos; Lucille Roos 1952-6-28 6172 Inyo North base of sand dunes at SE end Eureka Valley 914 Comment
  CAS-BOT-BC258753  Eriogonum ovalifolium var. ovalifolium John Roos; Lucille Roos 1952-7-27 5833 Inyo S.E. rim Reed Flat, White Mts. 3139 Comment
  CAS-BOT-BC262189  Eriogonum umbellatum var. versicolor John Roos; Lucille Roos 1954-6-26 6159 Inyo Badger Flat, Inyo Mts. 2621 Comment
  CAS-BOT-BC262190  Eriogonum umbellatum var. versicolor John Roos; Lucille Roos 1951-8-9 5126 Inyo Reed Flat, White Mts. 3169 Comment
  CAS-BOT-BC262196  Eriogonum umbellatum var. versicolor J. C. Roos 1955-6-19 6432 Inyo One mile SE of Willow Spring, Last Chance Mountains 1950 Comment
  CAS-BOT-BC262932  Eriogonum trichopes J. C. Roos 1955-7-24 6520 Inyo Nelson Range near head of Grapevine Canyon 1889 Comment
  CAS-BOT-BC264952  Eriogonum wrightii var. subscaposum J. C. Roos; A. R. Roos 1953-8-8 5943 Inyo NW end Badger Flat, Inyo Mts. 2682 Comment
  CAS-BOT-BC265425  Penstemon floridus J. C. Roos 1955-6-18 6423 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2011 Comment
  CAS-BOT-BC26630  Astragalus lentiginosus var. micans John C. Roos 1955-5-13 6354 Inyo SE end Eureka Valley 929 Comment
  CAS-BOT-BC266818  Eriogonum nummulare J. C. Roos; A. R. Roos 1954-8-15 6219 Inyo Whippoorwill (or Soldier) Flat, east side waucoba Mtn, Inyo Mts. 2164 Comment
  CAS-BOT-BC266906  Eriogonum panamintense John Roos; Lucille Roos 1947-7-15 2870 Inyo Wild Rose Canyon at Kilns, Panamint Mts. 2133 Comment
  CAS-BOT-BC266928  Eriogonum panamintense var. mensicola John Roos; Lucille Roos 1947-7-15 2869 Inyo Wild Rose Canyon at Kilns Panamint Mts. 2133 Comment
  CAS-BOT-BC268573  Eriogonum shockleyi J. C. Roos 1955-7-21 6484 Inyo Whitetop Peak, summit Last Chance Mountains 2560 Comment
  CAS-BOT-BC268698  Eriogonum microthecum var. laxiflorum J. C. Roos; A. R. Roos 1953-8-7 5931 Inyo Badget Flat near Blue Bell Mine, Inyo Mts. 2682 Comment
  CAS-BOT-BC268807  Eriogonum nidularium John Roos; Lucille Roos 1947-7-15 2824 Inyo Darwin Mesa 1524 Comment
  CAS-BOT-BC269672  Symphoricarpos longiflorus J. C. Roos 1955-6-17 6414 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2011 Comment
  CAS-BOT-BC275152  Muhlenbergia porteri J. C. Roos; A. R. Roos 1955-8-23 6534 Inyo W base Last Chance Mountains E of Eureka Valley sand dunes 1219 Comment
  CAS-BOT-BC276247  Achnatherum X bloomeri J. C. Roos; A. R. Roos 1953-8-13 6014 Inyo Crest of Inyo Mountains, 3 miles E of Badger Flat 3169 Comment
  CAS-BOT-BC276557  Chaenactis douglasii var. douglasii J. C. Roos 1955-6-17 6415 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2011 Comment
  CAS-BOT-BC279656  Chaenactis xantiana J. C. Roos 1955-6-17 6418 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2011 Comment
  CAS-BOT-BC281056  Melica stricta John Roos; Lucille Roos 1954-6-25 6154 Inyo N end Badger Flat, Inyo Mts 2682 Comment
  CAS-BOT-BC281057  Melica stricta John Roos; Lucille Roos 1952-7-27 5829 Inyo W rim Reed Flat, White Mts 3108 Comment
  CAS-BOT-BC283899  Leymus cinereus J. C. Roos; A. R. Roos 1953-8-9 5971 Inyo SE edge Badger Flat, Inyo Mountains 2621 Comment
  CAS-BOT-BC284292  Chaenactis stevioides J. C. Roos 1955-6-20 6461 Inyo Last Chance Mountains near Willow Spring 1767 Comment
  CAS-BOT-BC286837  Ericameria discoidea J. C. Roos; A. R. Roos 1955-8-26 6552 Inyo North shoulder Waucoba Mt., Inyo Mts. 3261 Comment
  CAS-BOT-BC289129  Hesperostipa comata J. C. Roos 1955-6-19 6453 Inyo Willow Spring, Last Chance Mountains 1828 Comment
  CAS-BOT-BC289130  Hesperostipa comata John Roos; Lucille Roos 1954-6-26 6162 Inyo Mazourka Canyon at SE end of Badger Flat, Inyo Mts. 2621 Comment
  CAS-BOT-BC291540  Crepis intermedia J. C. Roos 1955-6-17 6401 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2011 Comment
  CAS-BOT-BC292384  Ericameria nana J. C. Roos; A. R. Roos 1955-8-24 6538 Inyo Summit ridge of Last Chance Mts, 3.5 miles S of Willow Spring 2438 Comment
  CAS-BOT-BC292385  Ericameria nana J. C. Roos; A. R. Roos 1955-8-24 6538 Inyo Summit ridge of Last Chance Mts, 3.5 miles S of Willow Spring 2438 Comment
  CAS-BOT-BC293320  Ericameria teretifolia John Roos; Lucille Roos 1947-9-20 2811 Inyo Wild Rose [Wildrose] Canyon, Panamint Mts. 1524 Comment
  CAS-BOT-BC293571  Erigeron argentatus J. C. Roos 1955-6-18 6424 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2011 Comment
  CAS-BOT-BC293578  Erigeron argentatus John Roos; Lucille Roos 1952-7-25 5817 Inyo Between Westgaard [Westgard] Pass and Reed Flat, White Mts. 2438 Comment
  CAS-BOT-BC294441  Ericameria parryi var. aspera J. C. Roos; A. R. Roos 1953-8-9 5949 Inyo Tamarack Canyon, Inyo Mts. 2987 Comment
  CAS-BOT-BC294931  Erigeron clokeyi J. C. Roos; A. R. Roos 1953-8-9 5953 Inyo Near head of Tamarack Canyon, Inyo Mts. 3048 Comment
  CAS-BOT-BC294932  Erigeron clokeyi J. C. Roos; A. R. Roos 1953-8-11 5989 Inyo 2 miles east of Blue Bell Mine, Inyo Mts. 2865 Comment
  CAS-BOT-BC294940  Erigeron clokeyi J. C. Roos 1965-7-10 s.n. Inyo Arcane Meadow, near Telescope Peak, Panamint Mountains Comment
  CAS-BOT-BC294941  Erigeron clokeyi J. C. Roos 1955-7-21 6482 Inyo North face Whitetop Peak, summit Last Chance Mountains Comment
  CAS-BOT-BC294942  Erigeron clokeyi John Roos; Lucille Roos 1947-7-11 2905 Inyo Mahogany Flats, Panamint Mts. 2468 Comment
  CAS-BOT-BC298985  Ericameria nauseosa var. hololeuca J. C. Roos; A. R. Roos 1955-8-24 6543 Inyo Last Chance Mts. 1 mile NE of Willow Spring 1859 Comment
  CAS-BOT-BC299118  Ericameria nauseosa var. mohavensis John Roos; Lucille Roos 1947-9-20 2808 Inyo Wild Rose Canyon, Panamint Mts 2133 Comment
  CAS-BOT-BC299661  Crepis nana John Roos; Lucille Roos 1947-7-13 2895 Inyo West face Telescope Peak, Panamint Mts. 3352 Comment
  CAS-BOT-BC302099  Gutierrezia microcephala J. C. Roos; A. R. Roos 1955-8-24 6540 Inyo Last Chance Mts. 1.5 miles N.E. of Willow Spring 1889 Comment
  CAS-BOT-BC305387  Helianthus annuus J. C. Roos 1949-9-3 s.n. Inyo Tecopa Comment
  CAS-BOT-BC305844  Heliomeris multiflora var. nevadensis J. C. Roos 1955-6-17 6400 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2011 Comment
  CAS-BOT-BC308505  Gutierrezia sarothrae John Roos; Lucille Roos 1947-9-19 2802 Inyo Arcane Meadows, Panamint Mts. 2987 Comment
  CAS-BOT-BC308507  Gutierrezia sarothrae J. C. Roos; A. R. Roos 1955-8-23 6533 Inyo West base Last Chance Mts. east of Eureka Valley sand dunes 1219 Comment
  CAS-BOT-BC326720  Pleiacanthus spinosus John C. Roos 1947-7-11 2902 Inyo Mahogany Flats, Panamint Mts. 2438 Comment
  CAS-BOT-BC328112  Perityle megalocephala var. megalocephala J. C. Roos; A. R. Roos 1953-8-8 5938 Inyo Rock outcropping on hill behind Blue Bell Mine, Badger Flat, Inyo Mts. 2743 Comment
  CAS-BOT-BC329399  Lepidospartum latisquamum J. C. Roos 1955-8-24 6539 Inyo Near Willow Spring, Last Chance Mts. 1828 Comment
  CAS-BOT-BC330359  Perityle megalocephala var. megalocephala J. C. Roos; A. R. Roos 1954-9-19 20169 Inyo Head of Marble Canyon, The Narrows, Inyo Mts. 2225 Comment
  CAS-BOT-BC330669  Acer glabrum var. diffusum A. R. Roos; J. C. Roos 1953-8-9 5946 Inyo Tamarack Canyon, Inyo Mts. 2712 Comment
  CAS-BOT-BC332934  Senecio spartioides J. C. Roos; A. R. Roos 1953-8-11 5990 Inyo 2 miles east of Blue Bell Mine, Inyo Mountains 2865 Comment
  CAS-BOT-BC33657  Eriogonum glandulosum John C. Roos; A. R. Roos 1955-8-23 6527 Inyo West base Last Chance Mts. east of Eureka Valley sand dunes. 1158 Comment
  CAS-BOT-BC340855  Psorothamnus polydenius John Roos; Lucille Roos 1954-6-28 6178 Inyo Southeast end Eureka Valley 914 Comment
  CAS-BOT-BC352293  Anulocaulis annulatus J. C. Roos 1955-7-23 6510 Inyo Mouth of Beveridge canyon, east base Inyo Mts., Saline Valley 609 Comment
  CAS-BOT-BC355902  Pericome caudata J. C. Roos 1956-8-29 6595 Inyo At the head of Death Valley Canyon in the Panamint Mtns. Comment
  CAS-BOT-BC375027  Stenotus acaulis J. C. Roos 1955-6-19 6445 Inyo Summit ridge Last Chance Mountains 2 miles west of Last Chance Spring 2529 Comment
  CAS-BOT-BC384221  Fraxinus anomala J. C. Roos 1955-6-19 6441 Inyo Last Chance Mountains 3 miles south of Willow Spring 2377 Comment
  CAS-BOT-BC401926  Gilia ochroleuca subsp. ochroleuca J. C. Roos 1955-6-17 6411 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2011 Comment
  CAS-BOT-BC413264  Oxytheca dendroidea subsp. dendroidea J. C. Roos 1955-7-23 6504 Inyo Soldier Flat, east base Waucoba Mountain, Inyo Mountains 2194 Comment
  CAS-BOT-BC46997  Jamesia americana var. rosea John Roos; Lucille Roos 1954-6-29 6186 Inyo The narrows, Marble Canyon, Inyo Mts. 2194 Comment
  CAS-BOT-BC47086  Jamesia americana var. rosea John Roos; Lucille Roos 1947-7-14 2848 Inyo N. slope of Baldy Peak, Panamint Mts. 2743 Comment
  CAS-BOT-BC47537  Fendlerella utahensis J. C. Roos 1955-7-21 6486 Inyo Whitetop Peak, summit Last Chance Mountains 2529 Comment
  CAS-BOT-BC55251  Halimolobos jaegeri J. C. Roos; A. R. Roos 1953-8-14 6024 Inyo Inyo Mountains. Al Rose Canyon. 2499 Comment
  CAS-BOT-BC5641  Stanleya pinnata subsp. inyoensis John C. Roos; L. Roos 1954-6-28 6177 Inyo SE end Eureka Valley 914 Comment
  CAS-BOT-BC60709  Physaria kingii subsp. kingii John Roos; Lucille Roos 1952-7-26 5821 Inyo East side Reed Flat, White Mountains. 3048 Comment
  CAS-BOT-BC60965  Stanleya pinnata var. pinnata John C. Roos 1955-5-13 6353 Inyo Southeast end Eureka Valley. 914 Comment
  CAS-BOT-BC60966  Stanleya pinnata var. pinnata John C. Roos 1955-5-13 6353 Inyo Southeast end Eureka Valley. 914 Comment
  CAS-BOT-BC60967  Stanleya pinnata var. pinnata John C. Roos 1955-5-13 6366 Inyo West side Eureka Valley at mouth of Marble Canyon. 1036 Comment
  CAS-BOT-BC60968  Stanleya pinnata var. pinnata John C. Roos 1955-5-13 6366 Inyo West side Eureka Valley at mouth of Marble Canyon. 1036 Comment
  CAS-BOT-BC60969  Stanleya pinnata var. pinnata John C. Roos 1955-5-13 6366 Inyo West side Eureka Valley at mouth of Marble Canyon. 1036 Comment
  CAS-BOT-BC61309  Streptanthus cordatus var. cordatus John Roos; Lucille Roos 1947-7-11 2841 Inyo Mahogany Flats. Panamint Mountains. 2499 Comment
  CAS-BOT-BC61310  Streptanthus cordatus var. cordatus John Roos; Lucille Roos 1952-7-27 5835 Inyo Southeast rim Reed Flat, White Mountains. 3139 Comment
  CAS-BOT-BC61311  Streptanthus cordatus var. cordatus J. C. Roos 1955-6-17 6399 Inyo 2 miles northeast of Willow Spring, Last Chance Mountains. 2011 Comment
  CAS-BOT-BC69629  Adiantum capillus-veneris J. C. Roos 1955-7-23 6512 Inyo Mouth of Beveridge Canyon, e. base Inyo Mts., Saline Valley. 609 Comment
  CAS-BOT-BC7247  Nitrophila mohavensis John C. Roos; A. R. Roos 1954-6-13 6140 Inyo Amargosa Desert, 3 mi NE of Death Valley Junction along Ash Meadows Road. 624 Comment
  CAS-BOT-BC73061  Pinus longaeva John Roos; Lucille Roos 1947-7-13 2819 Inyo Telescope Peak, Panamint Mts. 3322 Comment
  CAS-BOT-BC73062  Pinus longaeva J. C. Roos 1955-7-21 6483 Inyo North face Whitetop Peak, summit Last Chance Mountains. 2499 Comment
  CAS-BOT-BC78816  Pinus longaeva J. C. Roos; A. R. Roos 1953-8-9 5956 Inyo upper end Tamarack Canyon, Inyo Mts. 3048 Comment
  CAS-BOT-BC90798  Artemisia michauxiana J. C. Roos; A. R. Roos 1955-8-26 6555 Inyo Summit Waucoba Mt., Inyo Mts. 3383 Comment
  CAS-BOT-BC90835  Artemisia nova John Roos; Lucille Roos 1947-9-20 2810 Inyo Wild Rose Canyon, Panamint Mts. 2133 Comment
  CAS-BOT-BC93342  Ribes cereum John Roos; Lucille Roos 1947-7-14 2859 Inyo North slope Baldy Peak, Panamint Mountains. 2621 Comment
  CAS-BOT-BC93343  Ribes cereum J. C. Roos; A. R. Roos 1953-8-9 5970 Inyo Southeast of Tamarck Canyon, Inyo Mountains. 3230 Comment
  CAS-BOT-BC93344  Ribes cereum John Roos; Lucille Roos 1954-6-29 6190 Inyo The Narrows, Marble Canyon, Inyo Mountains. 2209 Comment
  CAS-BOT-BC93596  Artemisia tridentata subsp. tridentata John Roos; Lucille Roos 1951-8-8 5089 Inyo 3 miles NW of Cedar Flat, White Mts. 2590 Comment
  CAS-BOT-BC93598  Artemisia tridentata subsp. tridentata John Roos; Lucille Roos 1947-9-20 2805 Inyo Mahogany Flats, Panamint mts. 2590 Comment
  CAS-BOT-BC93600  Artemisia tridentata subsp. tridentata John Roos; Lucille Roos 1947-9-20 2806 Inyo Wild Rose Canyon, Panamint Mts. 2377 Comment
  CAS-BOT-BC97989  Symphyotrichum hesperium J. C. Roos 1965-9-18 s.n. Inyo West side of Owens Lake Comment
  CAS-BOT-BC99295  Artemisia tridentata subsp. vaseyana John Roos; Lucille Roos 1947-9-20 2807 Inyo Wild Rose Canyon, Panamint Mts. 2377 Comment
  CAS-BOT-BC99859  Baccharis sergiloides J. C. Roos 1965-9-18 s.n. Inyo Wild Rose Canyon, Panamint Mtns. Comment
  CLARK-A1528-1007  Festuca brachyphylla John C. Roos 1937-8-8 417 Inyo Sierra Nevada Mountains Comment
  CLARK-A1528-1028  Petradoria discoidea John C. Roos 1953-8-8 5935 Inyo Inyo Mountains 2743 Comment
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Jul 30 2014
  CLARK-A1528-1031  Penstemon scapoides John C. Roos, Alfred R. Roos 1953-8-8 5936 Inyo Inyo Mountains 2743 Comment
  CLARK-A1528-1047  Chrysothamnus albidus John C. Roos, Lucille Roos 1954-11-23 6529 Inyo Saline Valley 426 Comment
  CLARK-A1528-1064  Tetradymia canescens John C. Roos, Alfred R. Roos 1953-8-8 5940 Inyo Inyo Mountains 2651 Comment
  CLARK-A1528-1100  Brickellia oblongifolia var. linifolia John C. Roos 1953-8-8 5944 Inyo Inyo Mountains 2590 Comment
  CLARK-A1528-1102  Chrysothamnus viscidiflorus John C. Roos 1953-8-8 5933 Inyo Inyo Mountains 2682 Comment
  CLARK-A1528-1150  Lupinus caespitosus John C. Roos 1951-8-8 5108 Inyo White Mountains 3139 Comment
  CLARK-A1528-1161  Astragalus lentiginosus John C. Roos 1963-7-27 362 Inyo White Mountains 3108 Comment
  CLARK-A1528-1168  Cleomella brevipes John C. Roos, R. Weatherby 1949-9-3 3565 Inyo Tecopa Hot Springs 426 Comment
  CLARK-A1528-1185  Nitrophila occidentalis John C. Roos 1937-8-9 1957 Inyo Little Lake Comment
  CLARK-A1528-1188  Atriplex polycarpa John C. Roos 1948-7-4 3913 Inyo Panamint Range Comment
  CLARK-A1528-1191  Chenopodium rubrum John C. Roos 1965-9-18 Inyo Inyo Mountains Comment
  CLARK-A1528-1224  Keckiella rothrockii Alfred R. Roos, John C. Roos 1953-8-10 5980 Inyo Inyo Mountains 2529 Comment
  CLARK-A1528-1226  Castilleja nana Alfred R. Roos, John C. Roos 1953-8-9 5960 Inyo Inyo Mountains 3047 Comment
  CLARK-A1528-1231  Cordylanthus tecopensis John C. Roos, Alfred R. Roos 1954-6-13 6139 Inyo Death Valley Junction 624 Comment
  CLARK-A1528-1232  Cordylanthus tecopensis John C. Roos, Alfred R. Roos 1950-8-7 4929 Inyo Tecopa Hot Springs 426 Comment
  CLARK-A1528-1239  Swallenia alexandrae John C. Roos 1954-6-28 6175 Inyo Eureka Valley 929 Comment
  CLARK-A1528-1244  Sitanion hansenii John C. Roos, Alfred R. Roos 1953-8-9 5968 Inyo Inyo Mountains 3230 Comment
  CLARK-A1528-1260  Eragrostis mexicana subsp. virescens John C. Roos, Lucille Roos 1951-8-12 5194 Inyo Big Pine 1219 Comment
  CLARK-A1528-1274  Bromus porteri John C. Roos, Lucille Roos 1951-8-8 5095 Inyo White Mountains 3169 Comment
  CLARK-A1528-1276  Bromus tectorum John C. Roos 1948-7-4 Inyo Panamint Mountains Comment
  CLARK-A1528-1277  Muhlenbergia squarrosa John C. Roos, Lucille Roos 1951-8-9 5123 Inyo White Mountains 3047 Comment
  CLARK-A1528-1285  Oryzopsis bloomeri John C. Roos, Lucille Roos 1952-8-8 5092 Inyo White Mountains 2590 Comment
  CLARK-A1528-1288  Stipa pinetorum John C. Roos, Alfred R. Roos 1953-8-8 5939 Inyo Inyo Mountains 2651 Comment
  CLARK-A1528-1291  Stipa thurberiana John C. Roos, Lucille Roos 1951-8-8 5087 Inyo White Mountains 2590 Comment
  CLARK-A1528-1294  Pinus flexilis John C. Roos 1948-7-3 3920 Inyo Panamint Range Comment
  CLARK-A1528-1301  Petalonyx nitidus John C. Roos 1965-6-11 Inyo Panamint Mountains Comment
  CLARK-A1528-1376  Acer glabrum John C. Roos 1952-7-28 Inyo White Mountains on steep north canyon wall; with Philadelphus serpyllifolius, Physocarpus alternans, ,etc. Comment
  CLARK-A1528-1377  Acer glabrum Alfred R. Roos, John C. Roos 1953-8-9 Inyo Inyo Mountains on rocky, dry north slope; with Pinus aristata, Chamaebatiaria millefolium, etc. Comment
  CLARK-A1528-1407  Tidestromia oblongifolia John C. Roos 1965-7-11 Inyo Stovepipe Wells Comment
  CLARK-A1528-1440  Lomatium inyoense John C. Roos 1954-6-24 6149 Inyo Inyo Mountains 3169 Comment
  CLARK-A1528-1488  Cystopteris fragilis John C. Roos, Lucille Roos 1947-7-14 2853 Inyo Panamint Range 2621 Comment
  CLARK-A1528-1515  Allium validum John C. Roos 1965-8-9 Inyo Independence Creek Comment
  CLARK-A1528-1552  Antennaria rosea John C. Roos 1937-8-8 2464 Inyo Lone Pine Canyon Comment
  CLARK-A1528-1556  Arnica chamissonis subsp. foliosa John C. Roos 1937-8-5 1024 Inyo White Mountains Comment
  CLARK-A1528-1569  Artemisia douglasiana John C. Roos 1937-8-8 1022 Inyo Sierra Nevada Mountains Comment
  CLARK-A1528-1571  Artemisia dracunculus John C. Roos 1941-8-17 48 Inyo Panamint Mountains 3366 Comment
  CLARK-A1528-1582  Artemisia norvegica John C. Roos 1955-8-26 Inyo Inyo Mountains Summit; ; locally common on moist (thunderstorms), open, rocky benches and slopes; with Ribes cereum, Pinus aristata, P. flexilis, etc. 3352 Comment
  CLARK-A1528-1635  Baccharis sergiloides John C. Roos 1965-9-18 Inyo Panamint Mountains Comment
  CLARK-A1528-1657  Brickellia californica John C. Roos 1956-8-29 6594 Inyo Panamint Mountains Comment
  CLARK-A1528-1662  Brickellia californica John C. Roos 1949-9-3 4649 Inyo Kingston Mountains 1523 Comment
  CLARK-A1528-1700  Chrysothamnus albidus John C. Roos 1954-8-15 6224 Inyo Saline Valley 426 Comment
  CLARK-A1528-1703  Chrysothamnus albidus John C. Roos, Lucille Roos 1954-11-23 6259 Inyo Saline Valley 426 Comment
  CLARK-A1528-1705  Chrysothamnus albidus John C. Roos 1954-8-15 6224 Inyo Saline Valley 426 Comment
  CLARK-A1528-1708  Chrysothamnus gramineus Alfred R. Roos, John C. Roos 1953-8-9 5945 Inyo Inyo Mountains 2682-2743 Comment
  CLARK-A1528-1734  Chrysothamnus parryi John C. Roos 1961-9-2 Inyo Inyo Mountains 3108 Comment
  CLARK-A1528-1741  Chrysothamnus teretifolius John C. Roos 1938-4-18 Inyo Death Valley National Park Comment
  CLARK-A1528-1742  Chrysothamnus teretifolius John C. Roos 1965-9-18 Inyo Panamint Mountains Comment
  CLARK-A1528-1746  Chrysothamnus viscidiflorus subsp. puberulus John C. Roos 1951-8-8 5091 Inyo White Mountains 2590 Comment
  CLARK-A1528-1750  Chrysothamnus viscidiflorus subsp. stenophyllus John C. Roos 1941-8-15 70 Inyo Panamint Mountains Comment
  CLARK-A1528-1751  Chrysothamnus viscidiflorus John C. Roos 1941-8-17 55 Inyo Panamint Mountains 3364 Comment
  CLARK-A1528-1753  Chrysothamnus viscidiflorus subsp. pumilus John C. Roos 1953-8-13 6020 Inyo Inyo Mountains 3337 Comment
  CLARK-A1528-1756  Chaenactis carphoclinia John C. Roos 1947-4-19 3498 Inyo Death Valley Comment
  CLARK-A1528-1844  Geraea canescens John C. Roos 1947-4-19 3482 Inyo Death Valley Comment
  CLARK-A1528-1866  Gutierrezia sarothrae John C. Roos 1941-8-17 54 Inyo Panamint Mountains 2804 Comment
  CLARK-A1528-1886  Haplopappus gilmanii John C. Roos, Philip A. Munz 1954-9-19 20166 Inyo Inyo Mountains 2194 Comment
  CLARK-A1528-1887  Haplopappus gilmanii John C. Roos 1956-8-29 6597 Inyo Panamint Mountains Comment
  CLARK-A1528-1888  Haplopappus gilmanii John C. Roos 1954-8-14 6216 Inyo Inyo Mountains 2179 Comment
  CLARK-A1528-1911  Helianthus jaegeri John C. Roos 1951-8-12 5195 Inyo Lone Pine 1142 Comment
  CLARK-A1528-1932  Hecastocleis shockleyi John C. Roos, Lucille Roos 1954-3-27 6055 Inyo Grapevine Mountains 1645 Comment
  CLARK-A1528-1933  Hecastocleis shockleyi John C. Roos, Lucille Roos 1954-5-8 6094 Inyo Grapevine Mountains 1645 Comment
  CLARK-A1528-1945  Hieracium horridum John C. Roos 1937-8-8 2463 Inyo Lone Pine Canyon Comment
  CLARK-A1528-1997  Stephanomeria spinosa John C. Roos 1955-7-23 6509 Inyo Inyo Mountains 2194 Comment
  CLARK-A1528-2024  Perityle megalocephala John C. Roos, Alfred R. Roos 1954-8-14 6217 Inyo Inyo Mountains 2179 Comment
  CLARK-A1528-2061  Pluchea sericea John C. Roos 1965-7-11 Inyo Death Valley Comment
  CLARK-A1528-2080  Senecio douglasii John C. Roos 1947-4-18 3472 Inyo Death Valley National Park Comment
  CLARK-A1528-2099  Solidago confinis John C. Roos 1947-4-20 3507 Inyo Death Valley 76 Comment
  CLARK-A1528-2114  Tanacetum canum John C. Roos 1964-8-30 Inyo Lone Pine Canyon Comment
  CLARK-A1528-2119  Tetradymia canescens John C. Roos 1941-8-17 56 Inyo Panamint Mountains Comment
  CLARK-A1528-2127  Tetradymia stenolepis John C. Roos 1938-4-18 8724 Inyo Death Valley National Park Comment
  CLARK-A1528-2143  Viguiera multiflora var. nevadensis John C. Roos 1941-8-17 72 Inyo Panamint Mountains Comment
  CLARK-A1528-2145  Viguiera reticulata John C. Roos 1947-4-20 3508 Inyo Death Valley 701 Comment
  CLARK-A1528-2213  Cryptantha echinella John C. Roos, Lucille Roos 1947-7-14 2858 Inyo Panamint Mountains 2560 Comment
  CLARK-A1528-2214  Cryptantha hoffmannii John C. Roos, Lucille Roos 1952-7-28 5849 Inyo White Mountains 2743 Comment
  CLARK-A1528-2225  Cryptantha micrantha John C. Roos, Lucille Roos 1954-6-26 6156 Inyo Inyo Mountains 2682 Comment
  CLARK-A1528-2233  Cryptantha racemosa John C. Roos 1948-4-15 503 Inyo Darwin Falls Comment
  CLARK-A1528-2235  Cryptantha roosiorum John C. Roos 1954-6-24 6150 Inyo Inyo Mountains 3230 Comment
  CLARK-A1528-2237  Cryptantha utahensis John C. Roos 1947-4-18 3474 Inyo Death Valley National Park 1737 Comment
  CLARK-A1528-2238  Cryptantha virginensis John C. Roos 1947-7-13 2861 Inyo Panamint Mountains 3047 Comment
  CLARK-A1528-2240  Lappula redowskii John C. Roos 1948-7-4 3876 Inyo Panamint Mountains 2468 Comment
  CLARK-A1528-2241  Lappula redowskii John C. Roos, Lucille Roos 1952-7-28 5847 Inyo White Mountains 2621 Comment
  CLARK-A1528-2283  Arabis glaucovalvula John C. Roos 1947-4-20 3515 Inyo Panamint Range 1554 Comment
  CLARK-A1528-2284  Arabis inyoensis John C. Roos 1937-8-8 2191 Inyo Lone Pine Canyon 2743 Comment
  CLARK-A1528-2305  Caulanthus crassicaulis John C. Roos 1954-6-28 6168 Inyo Inyo Mountains 2255 Comment
  CLARK-A1528-2321  Lepidium flavum John C. Roos 1969-12-22 Inyo 914 Comment
  CLARK-A1528-2323  Lepidium flavum John C. Roos 1947-4-18 3457 Inyo Shoshone Comment
  CLARK-A1528-2341  Stanleya pinnata subsp. inyoensis John C. Roos 1954-8-13 6209 Inyo Eureka Valley 914 Comment
  CLARK-A1528-2345  Streptanthus cordatus John C. Roos 1952-7-27 5835 Inyo White Mountains 3139 Comment
  CLARK-A1528-2348  Thelypodium jaegeri John C. Roos 1954-6-29 6185 Inyo Inyo Mountains 2194 Comment
  CLARK-A1528-2377  Cleome lutea John C. Roos 1954-6-29 6189 Inyo Inyo Mountains 2209 Comment
  CLARK-A1528-2378  Cleome sparsifolia John C. Roos 1965-9-18 Inyo Keeler Comment
  CLARK-A1528-2380  Cleomella brevipes John C. Roos, Alfred R. Roos 1954-8-15 6225 Inyo Saline Valley 426 Comment
  CLARK-A1528-2381  Cleomella brevipes John C. Roos 1954-9-14 6233 Inyo Amargosa Desert Comment
  CLARK-A1528-2418  Draba breweri John C. Roos 1937-8-8 2199 Inyo Sierra Nevada Comment
  CLARK-A1528-2427  Berula erecta John C. Roos 1937-8-3 664 Inyo Little Lake Comment
  CLARK-A1528-2446  Arenaria kingii Alfred R. Roos, John C. Roos 1953-8-9 Inyo Inyo Mountains near head of Canyon; open places on dry north slope; among rocks; with Erigeron clokeyi, Pinus aristata, P.flexilis, etc.; 3047 Comment
  CLARK-A1528-2496  Atriplex parryi John C. Roos, Alfred R. Roos 1950-8-7 4926 Inyo Tecopa 426 Comment
  CLARK-A1528-2498  Atriplex polycarpa John C. Roos 1954-8-13 6205 Inyo Eureka Valley 914 Comment
  CLARK-A1528-2521  Atriplex hymenelytra John C. Roos 1937-12-28 Inyo Olancha Comment
  CLARK-A1528-2531  Allenrolfea occidentalis John C. Roos 1938-4-18 8725 Inyo Death Valley National Park Comment
  CLARK-A1528-2544  Atriplex confertifolia John C. Roos 1953-8-10 5978 Inyo Inyo Mountains 2438 Comment
  CLARK-A1528-2580  Eurotia lanata John C. Roos 1937-8-5 1029 Inyo White Mountains Comment
  CLARK-A1528-2591  Nitrophila mohavensis John C. Roos 1954-9-14 6234 Inyo Death Valley Junction 624 Comment
  CLARK-A1528-2592  Nitrophila mohavensis John C. Roos 1965-7-11 Inyo Death Valley Junction Comment
  CLARK-A1528-2594  Nitrophila mohavensis John C. Roos 1954-6-13 6140 Inyo Death Valley Junction 624 Comment
  CLARK-A1528-2636  Euphorbia fendleri John C. Roos 1953-8-13 6022 Inyo Inyo Mountains 2499 Comment
  CLARK-A1528-2646  Camissonia heterochroma John C. Roos, Alfred R. Roos 1954-8-14 6213 Inyo Inyo Mountains 2316 Comment
  CLARK-A1528-2668  Juniperus osteosperma John C. Roos 1965-7-11 Inyo Panamint Range Comment
  CLARK-A1528-2829  Lupinus excubitus John C. Roos 1941-8-17 61 Inyo Panamint Mountains 2651 Comment
  CLARK-A1528-2846  Lupinus alpestris John C. Roos 1954-6-12 6133 Inyo Panamint Mountains 2621 Comment
  CLARK-A1528-2849  Lupinus shockleyi John C. Roos 1955-5-13 6360 Inyo Eureka Valley 1036 Comment
  CLARK-A1528-2871  Prosopis pubescens John C. Roos 1947-4-20 3504 Inyo Death Valley Comment
  CLARK-A1528-2872  Prosopis pubescens John C. Roos 1965-7-11 Inyo Death Valley Comment
  CLARK-A1528-2941  Centaurium calycosum John C. Roos 1965-7-11 Inyo Tecopa Comment
  CLARK-A1528-3033  Triglochin concinna var. debilis John C. Roos, Lucille Roos 1954-5-7 6078 Inyo Amargosa Desert 624 Comment
  CLARK-A1528-3110  Salvia dorrii subsp. dorrii John C. Roos, Lucille Roos 1952-7-30 5859 Inyo White Mountains 3078 Comment
  CLARK-A1528-3111  Salvia dorrii subsp. dorrii Alfred R. Roos, John C. Roos 1953-8-9 5947 Inyo Inyo Mountains 2682 Comment
  CLARK-A1528-3141  Monardella linoides John C. Roos, Lucille Roos 1947-7-12 2836 Inyo Panamint Mountains 2133 Comment
  CLARK-A1528-3146  Monardella linoides John C. Roos 1965-1-11 Inyo Panamint Mountains Comment
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Apr 25 2019
  CLARK-A1528-3150  Monardella odoratissima John C. Roos 1937-8-8 528 Inyo Sierra Nevada Mountains Comment
  CLARK-A1528-3158  Eucnide urens John C. Roos 1947-4-19 3483 Inyo Death Valley National Park Comment
  CLARK-A1528-3174  Petalonyx nitidus John C. Roos 1947-4-19 3493 Inyo Death Valley National Park 731 Comment
  CLARK-A1528-3196  Calochortus nuttallii John C. Roos, Lucille Roos 1952-7-26 5823 Inyo White Mountains 3047 Comment
  CLARK-A1528-3208  Linum lewisii John C. Roos 1947-7-13 2886 Inyo Panamint Range 3047 Comment
  CLARK-A1528-3210  Buddleja utahensis John C. Roos, Philip A. Munz 1955-4-8 6312 Inyo Last Chance Range 1219 Comment
  CLARK-A1528-3263  Boerhavia annulata John C. Roos 1938-4-12 1634 Inyo Death Valley Comment
  CLARK-A1528-3264  Boerhavia annulata John C. Roos, Lucille Roos 1954-11-24 6261 Inyo Inyo Mountains 563 Comment
  CLARK-A1528-3265  Boerhavia annulata John C. Roos 1955-4-6 6290 Inyo Inyo Mountains 487 Comment
  CLARK-A1528-3276  Mirabilis bigelovii John C. Roos 1965-7-11 Inyo Panamint Mountains Comment
  CLARK-A1528-3300  Oenothera avita subsp. eurekensis John C. Roos, Alfred R. Roos 1955-4-9 6318 Inyo Eureka Valley 944 Comment
  CLARK-A1528-3318  Camissonia boothii subsp. alyssoides John C. Roos, Lucille Roos 1954-6-26 6165 Inyo Inyo Mountains 2438 Comment
  CLARK-A1528-3326  Camissonia claviformis John C. Roos, Lucille Roos 1954-5-9 6109 Inyo Panamint Mountains 1219 Comment
  CLARK-A1528-3333  Camissonia heterochroma John C. Roos, Alfred R. Roos 1954-8-14 6213 Inyo Inyo Mountains 2316 Comment
  CLARK-A1528-3344  Oenothera caespitosa subsp. crinita John C. Roos 1947-7-13 2881 Inyo Panamint Mountains Comment
  CLARK-A1528-3345  Oenothera caespitosa subsp. crinita John C. Roos 1941-8-17 Inyo Panamint Mountains 3352 Comment
  CLARK-A1528-3346  Oenothera caespitosa subsp. marginata John C. Roos, Lucille Roos 1952-7-28 5851 Inyo White Mountain Comment
  CLARK-A1528-3348  Oenothera deltoides subsp. eurekensis John C. Roos, Philip A. Munz 1954-9-18 20158 Inyo Eureka Dunes Comment
  CLARK-A1528-3350  Camissonia heterochroma John C. Roos, Alfred R. Roos 1954-8-14 6213 Inyo Inyo Mountains 2316 Comment
  CLARK-A1528-3401  Arctomecon merriamii John C. Roos, Lucille Roos 1954-3-27 6053 Inyo Grapevine Mountains Comment
  CLARK-A1528-3402  Arctomecon merriamii John C. Roos, Lucille Roos 1954-5-8 6099 Inyo Grapevine Mountains 0 Comment
  CLARK-A1528-3411  Eschscholzia minutiflora John C. Roos 1947-4-20 3584 Inyo Wildrose Canyon Comment
  CLARK-A1528-3454  Phlox stansburyi John C. Roos, Lucille Roos 1952-7-27 5837 Inyo White Mountains Comment
  CLARK-A1528-3479  Linanthus nuttallii John C. Roos, Lucille Roos 1951-8-8 5093 Inyo White Mountains 3169 Comment
  CLARK-A1528-3506  Gilia congesta John C. Roos, Lucille Roos 1951-8-8 5115 Inyo White Mountains 3078 Comment
  CLARK-A1528-3507  Gilia filiformis John C. Roos, Lucille Roos 1961-5-6 Inyo Coso Range Comment
  CLARK-A1528-3511  Gilia latifolia John C. Roos 1938-4-17 1636 Inyo Death Valley Comment
  CLARK-A1528-3520  Gilia ripleyi John C. Roos, Lucille Roos 1954-5-8 6105 Inyo Grapevine Mountains 1280 Comment
  CLARK-A1528-3523  Ipomopsis aggregata John C. Roos 1937-8-8 975 Inyo Lone Pine Canyon Comment
  CLARK-A1528-3551  Pinus flexilis John C. Roos, Alfred R. Roos 1953-8-9 5972 Inyo Inyo Mountains 2864 Comment
  CLARK-A1528-3566  Pinus longaeva John C. Roos, Lucille Roos 1951-8-12 5186 Inyo White Mountains 3169 Comment
  CLARK-A1528-3569  Notholaena parryi John C. Roos, Lucille Roos 1955-4-6 6295 Inyo Saline Valley 502 Comment
  CLARK-A1528-3586  Pinus longaeva John C. Roos 1941-8-17 probably 117 Inyo Panamint Mountains 3291 Comment
  CLARK-A1528-3589  Pellaea breweri John C. Roos, Lucille Roos 1947-7-14 2852 Inyo Panamint Mountains 2651 Comment
  CLARK-A1528-3605  Chorizanthe rigida John C. Roos 1947-4-19 3495 Inyo Death Valley Comment
  CLARK-A1528-3611  Eriogonum angulosum John C. Roos 1961-5-6 Inyo Coso Mountains 1219 Comment
  CLARK-A1528-3612  Eriogonum angulosum John C. Roos 1947-4-19 3491 Inyo Death Valley Comment
  CLARK-A1528-3619  Eriogonum brachyanthum John C. Roos 1955-7-24 6523 Inyo 1889 Comment
  CLARK-A1528-3620  Eriogonum caespitosum John C. Roos, Lucille Roos 1952-7-27 5827 Inyo White Mountains Comment
  CLARK-A1528-3626  Pinus flexilis John C. Roos 1947-7-14 2816 Inyo Panamint Mountains 2621 Comment
  CLARK-A1528-3637  Eriogonum deflexum John C. Roos 1955-7-24 6519 Inyo Nelson Range 1889 Comment
  CLARK-A1528-3643  Eriogonum brachypodum John C. Roos 1955-7-23 6507 Inyo Inyo Mountains 2194 Comment
  CLARK-A1528-3646  Eriogonum fasciculatum subsp. polifolium John C. Roos, Lucille Roos 1947-7-15 2872 Inyo Panamint Mountains 1981 Comment
  CLARK-A1528-3653  Eriogonum heermannii subsp. argense John C. Roos, Lucille Roos 1951-8-12 5191 Inyo White Mountains 2194 Comment
  CLARK-A1528-3654  Eriogonum heermannii John C. Roos, Lucille Roos 1954-6-28 6171 Inyo Inyo Mountains 1615 Comment
  CLARK-A1528-3660  Eriogonum intrafractum John C. Roos, Lucille Roos 1954-5-8 Inyo Grapevine Mountains 1280 Comment
  CLARK-A1528-3661  Eriogonum kennedyi John C. Roos, Lucille Roos 1952-7-27 5826 Inyo White Mountain 3108 Comment
  CLARK-A1528-3669  Eriogonum microthecum var. panamintense John C. Roos 1941-8-17 73 Inyo Panamint Mountains 2682 Comment
  CLARK-A1528-3675  Eriogonum nudum subsp. saxicola John C. Roos, Lucille Roos 1947-7-15 2871 Inyo Panamint Mountains Comment
  CLARK-A1528-3680  Eriogonum ovalifolium subsp. ovalifolium John C. Roos, Lucille Roos 1952-7-31 5877 Inyo White Mountains 2834 Comment
  CLARK-A1528-3681  Eriogonum ovalifolium subsp. ovalifolium John C. Roos, Lucille Roos 1954-6-26 6158 Inyo Inyo Mountains 2621 Comment
  CLARK-A1528-3698  Eriogonum nidularium John C. Roos 1941-8-17 66 Inyo Panamint Mountains Comment
  CLARK-A1528-3703  Eriogonum rixfordii John C. Roos 1965-9-18 Inyo Panamint Mountains Comment
  CLARK-A1528-3705  Eriogonum roseum John C. Roos 1937-8-5 615 Inyo White Mountain Comment
  CLARK-A1528-3710  Eriogonum trichopes John C. Roos 1955-7-24 6200 Inyo Nelson Range 1889 Comment
  CLARK-A1528-3713  Eriogonum umbellatum John C. Roos 1941-8-15 69 Inyo Death Valley National Park Comment
  CLARK-A1528-3715  Eriogonum umbellatum subsp. aridum John C. Roos, Lucille Roos 1952-7-30 5858 Inyo White Mountains Comment
  CLARK-A1528-3716  Eriogonum umbellatum John C. Roos 1941-8-15 74 Inyo Panamint Mountains 2468 Comment
  CLARK-A1528-3718  Eriogonum umbellatum John C. Roos 1941-8-17 58 Inyo Panamint Mountains 2743 Comment
  CLARK-A1528-3719  Eriogonum umbellatum John C. Roos, R. Weatherby 1949-9-2 4637 Inyo 1828 Comment
  CLARK-A1528-3720  Eriogonum umbellatum John C. Roos 1965-7-10 Inyo Panamint Range 2438 Comment
  CLARK-A1528-3721  Eriogonum wrightii John C. Roos 1949-9-3 4633 Inyo Kingston Mountains 1523 Comment
  CLARK-A1528-3743  Eriogonum microthecum John C. Roos, Alfred R. Roos 1953-8-7 8800 Inyo Badger Flats Comment
  CLARK-A1528-3744  Eriogonum polypodum John C. Roos, Alfred R. Roos 1953-8-8 5932 Inyo Badger Flat 2682 Comment
  CLARK-A1528-3746  Eriogonum wrightii subsp. nodosum John C. Roos, Edmund C. Jaeger 1955-7-22 6503 Inyo Waucoba Mountain Comment
  CLARK-A1528-3753  Oxytheca dendroidea John C. Roos 1955-7-23 6504 Inyo Waucoba Mountain 2194 Comment
  CLARK-A1528-3755  Oxytheca dendroidea John C. Roos, Alfred R. Roos 1954-6-27 6166 Inyo 2544 Comment
  CLARK-A1528-3847  Aquilegia shockleyi John C. Roos 1948-7-4 Inyo Panamint Mountains 2163 Comment
  CLARK-A1528-3861  Delphinium parishii subsp. parishii John C. Roos 1947-4-19 3468 Inyo Death Valley National Park Comment
  CLARK-A1528-3917  Abronia nana subsp. covillei John C. Roos 1967-8-6 Inyo Inyo Mountains Comment
  CLARK-A1528-3951  Galium matthewsii John C. Roos 1941-8-17 63 Inyo Panamint Mountains 2407 Comment
  CLARK-A1528-3957  Galium stellatum subsp. eremicum John C. Roos, Lucille Roos 1955-4-6 6293 Inyo Inyo Mountains 502 Comment
  CLARK-A1528-3975  Amelanchier utahensis John C. Roos, Lucille Roos 1947-7-12 2832 Inyo Panamint 2163 Comment
  CLARK-A1528-3980  Cercocarpus intricatus John C. Roos, Lucille Roos 1954-6-26 6157 Inyo Inyo Mountains 2743 Comment
  CLARK-A1528-3981  Cercocarpus intricatus John C. Roos, Alfred R. Roos 1953-8-10 5975 Inyo Inyo Mountains 2468 Comment
  CLARK-A1528-3986  Chamaebatiaria millefolium John C. Roos, Lucille Roos 1951-8-12 5188 Inyo White Mountains 2895 Comment
  CLARK-A1528-3987  Chamaebatiaria millefolium John C. Roos 1941-8-17 Inyo Panamint Mountains 3017 Comment
  CLARK-A1528-3989  Cowania mexicana var. stansburyana John C. Roos 1941-8-17 71 Inyo Panamint Mountains Comment
  CLARK-A1528-4001  Horkelia hispidula John C. Roos, Lucille Roos 1952-7-28 Roos No. 5856 Inyo White Mountains 3200 Comment
  CLARK-A1528-4012  Peraphyllum ramosissimum John C. Roos, Lucille Roos 1952-7-31 Roos No. 5880 Inyo White Mountains 2438 Comment
  CLARK-A1528-4014  Physocarpus alternans John C. Roos 1965-7-10 Inyo Panamint Mountains Comment
  CLARK-A1528-4016  Potentilla breweri John C. Roos 1937-8-8 537 Inyo Sierra Nevada Comment
  CLARK-A1528-4073  Anemopsis californica John C. Roos 1947-4-20 3506 Inyo Furnace Creek 76 Comment
  CLARK-A1528-4089  Fendlerella utahensis John C. Roos 1955-6-19 6451 Inyo Last Chance Mountains Comment
  CLARK-A1528-4092  Heuchera rubescens John C. Roos, Alfred R. Roos 1953-8-13 6021 Inyo Mazourka Canyon 2499 Comment
  CLARK-A1528-4093  Heuchera rubescens John C. Roos, Lucille Roos 1954-6-29 7150 Inyo Inyo Mountains 2179 Comment
  CLARK-A1528-4094  Heuchera rubescens John C. Roos, Lucille Roos 1947-7-14 2850 Inyo Panamint Mountains 2651 Comment
  CLARK-A1528-4095  Heuchera rubescens John C. Roos 1941-8-17 49 Inyo Panamint Mountains 3200 Comment
  CLARK-A1528-4100  Jamesia americana subsp. californica John C. Roos, Lucille Roos 1954-6-29 6186 Inyo Inyo Mountains 2194 Comment
  CLARK-A1528-4103  Jamesia americana subsp. californica John C. Roos 1965-8-9 Inyo Independence Creek Comment
  CLARK-A1528-4112  Philadelphus microphyllus subsp. stramineus John C. Roos, Lucille Roos 1952-7-28 5843 Inyo White Mountains 2682 Comment
  CLARK-A1528-4113  Philadelphus microphyllus subsp. stramineus John C. Roos 1941-8-17 46 Inyo Panamint Mountains 2743 Comment
  CLARK-A1528-4114  Philadelphus microphyllus John C. Roos 1965-7-10 Inyo Panamint Mountains Comment
  CLARK-A1528-4121  Ribes cereum Alfred R. Roos, John C. Roos 1953-8-9 5970 Inyo Inyo Mountains|Tamarack Canyon 3230 Comment
  CLARK-A1528-4124  Ribes cereum John C. Roos, Lucille Roos 1954-6-29 6190 Inyo Inyo Mountains Comment
  CLARK-A1528-4139  Ribes montigenum John C. Roos 1947-7-13 2882 Inyo Panamint Mountains 3261 Comment
  CLARK-A1528-4152  Ribes velutinum John C. Roos, Lucille Roos 1954-6-26 6164 Inyo Mazourka Canyon 2438 Comment
  CLARK-A1528-4155  Ribes velutinum John C. Roos 1965-7-10 Inyo Panamint Mountains Comment
  CLARK-A1528-4174  Castilleja chromosa John C. Roos 1947-4-20 3583 Inyo Wildrose Canyon 1584 Comment
  CLARK-A1528-4197  Cordylanthus helleri John C. Roos, Lucille Roos 1952-7-25 5818 Inyo White Mountains 2438 Comment
  CLARK-A1528-4204  Cordylanthus tecopensis John C. Roos, Alfred R. Roos 1954-6-13 Inyo Death Valley Junction 624 Comment
  CLARK-A1528-4208  Cordylanthus tecopensis John C. Roos, Lucille Roos 1954-9-15 6243 Inyo Tecopa Hot Springs 426 Comment
  CLARK-A1528-4213  Keckiella rothrockii John C. Roos 1937-8-5 1026 Inyo White Mountains Comment
  CLARK-A1528-4224  Mohavea breviflora John C. Roos, Lucille Roos 1954-3-27 6049 Inyo Death Valley 243 Comment
  CLARK-A1528-4226  Mohavea breviflora John C. Roos 1947-4-19 3496 Inyo Death Valley National Monument Comment
  CLARK-A1528-4231  Mimulus bigelovii var. cuspidatus John C. Roos, Lucille Roos 1952-7-31 5879 Inyo White Mountains 2438 Comment
  CLARK-A1528-4232  Mimulus bigelovii John C. Roos 1965-7-10 Inyo Panamint Range Comment
  CLARK-A1528-4241  Mimulus densus John C. Roos, Lucille Roos 1952-7-28 5845 Inyo White Mountains 2621 Comment
  CLARK-A1528-4294  Penstemon bridgesii John C. Roos 1952-7-28 5848 Inyo White Mountains 2743 Comment
  CLARK-A1528-4299  Penstemon calcareus John C. Roos, Lucille Roos 1954-5-8 6102 Inyo Grapevine Mountains 1310 Comment
  CLARK-A1528-4305  Penstemon heterodoxus John C. Roos 1937-8-8 979 Inyo Sierra Nevada Comment
  CLARK-A1528-4313  Penstemon palmeri John C. Roos 1965-7-11 Inyo Panamint Range Comment
  CLARK-A1528-4316  Penstemon speciosus John C. Roos 1958-7-5 Inyo Inyo Mountains Comment
  CLARK-A1528-4344  Lycium andersonii John C. Roos, Philip A. Munz 1955-4-8 6315 Inyo Last Chance Mountains 1127 Comment
  CLARK-A1528-4366  Physalis pubescens John C. Roos, Alfred R. Roos 1954-8-15 6221 Inyo Saline Valley 365 Comment
  CLARK-A1528-4417  Arceuthobium divaricatum John C. Roos 1965-7-10 Inyo Mahogany Flats Comment
  CLARK-A1528-4435  Larrea tridentata John C. Roos 1947-1-26 3213 Inyo Furnace Creek Comment
  CLARK-A1528-4438  Larrea tridentata John C. Roos 1938-4-18 8719 Inyo Death Valley National Park Comment
  CLARK-A1528-4443  Agropyron subsecundum John C. Roos, Lucille Roos 1951-8-12 5184 Inyo White Mountains 0 Comment
  CLARK-A1528-4454  Andropogon glomeratus John C. Roos 1938-4-17 1622 Inyo Death Valley Comment
  CLARK-A1528-4457  Andropogon glomeratus John C. Roos 1965-7-11 Inyo Death Valley Comment
  CLARK-A1528-4486  Aristida purpurea John C. Roos, Lucille Roos 1954-5-9 6108 Inyo Panamint Mountains 1219 Comment
  CLARK-A1528-4602  Elymus cinereus John C. Roos, Lucille Roos 1951-8-12 5185 Inyo White Mountains 3108 Comment
  CLARK-A1528-4630  Eragrostis cilianensis Alfred R. Roos 1937-8-4 10879 Inyo Lone Pine Comment
  CLARK-A1528-4678  Hilaria jamesii John C. Roos, Lucille Roos 1954-5-8 6095 Inyo Grapevine Mountains 0 Comment
  CLARK-A1528-4700  Koeleria macrantha John C. Roos, Alfred R. Roos 1954-6-12 6134 Inyo Panamint Range 2651 Comment
  CLARK-A1528-4732  Melica stricta John C. Roos 1954-6-25 6154 Inyo Inyo Mountains Comment
  CLARK-A1528-4733  Melica stricta John C. Roos, Lucille Roos 1952-7-27 5829 Inyo White Mountains 3108 Comment
  CLARK-A1528-4737  Melica stricta John C. Roos 1941-8-17 50 Inyo Panamint Mountains 3169 Comment
  CLARK-A1528-4741  Eriogonum heermannii John C. Roos, Lucille Roos 1954-6-28 6171 Inyo Inyo Mountains 1615 Comment
  CLARK-A1528-4770  Oryzopsis hymenoides John C. Roos 1937-8-5 418 Inyo White Mountains Comment
  CLARK-A1528-4779  Oryzopsis micrantha John C. Roos, Lucille Roos 1952-7-28 5840 Inyo White Mountains 2682 Comment
  CLARK-A1528-4816  Poa bigelovii John C. Roos 1955-4-8 6310 Inyo Last Chance Mountains Comment
  CLARK-A1528-4895  Silene verecunda subsp. platyota John C. Roos 1941-8-17 59 Inyo Panamint Mountains 2590 Comment
  CLARK-A1528-4897  Solidago confinis John C. Roos 1938-4-17 1637 Inyo Death Valley Comment
  CLARK-A1528-4917  Artemisia rothrockii John C. Roos 1947-9-19 2801 Inyo Panamint Mountains 3047 Comment
  CLARK-A1528-4935  Acamptopappus sphaerocephalus John C. Roos 1947-4-19 3469 Inyo Comment
  CLARK-A1528-4954  Asclepias erosa John C. Roos 1937-8-9 482 Inyo Little Lake Comment
  CLARK-A1528-4956  Encelia virginensis subsp. actonii John C. Roos 1947-4-18 3461 Inyo Comment
  CLARK-A1528-4957  Astragalus layneae John C. Roos 1947-4-19 3464 Inyo Dante's View Comment
  CLARK-A1528-4958  Astragalus lentiginosus John C. Roos 1947-4-19 3465 Inyo Death Valley National Park Comment
  CLARK-A1528-4975  Chaenactis douglasii John C. Roos 1941-8-17 51 Inyo Panamint Mountains 3200 Comment
  CLARK-A1528-4998  Cryptantha flavoculata John C. Roos 1947-4-20 3577 Inyo Wildrose Canyon 1584 Comment
  CLARK-A1528-5036  Sitanion hansenii John C. Roos, Lucille Roos 1951-8-8 5094 Inyo White Mountains 3169 Comment
  CLARK-A1528-5052  Sporobolus airoides John C. Roos, Alfred R. Roos 1950-8-7 4924 Inyo Tecopa 426 Comment
  CLARK-A1528-5088  Juniperus osteosperma John C. Roos 1948-7-2 3919 Inyo Panamint Mountains Comment
  CLARK-A1528-5092  Fritillaria pinetorum John C. Roos 1967-8-6 Inyo Inyo Mountains 2773 Comment
  CLARK-A1528-5096  Astragalus kentrophyta subsp. implexus Alfred R. Roos, John C. Roos 1953-8-9 5952 Inyo Inyo Mountains 3047 Comment
  CLARK-A1528-5097  Astragalus lentiginosus var. semotus Alfred R. Roos, John C. Roos 1953-8-9 5965 Inyo Inyo Mountains 3108 Comment
  CLARK-A1528-5101  Lupinus flavoculatus John C. Roos 1947-4-20 3588 Inyo Darwin Mesa 914 Comment
  CLARK-A1528-5104  Astragalus platytropis Alfred R. Roos, John C. Roos 1953-8-9 5961 Inyo Inyo Mountains 3078 Comment
  CLARK-A1528-5116  Eriastrum eremicum John C. Roos, Lucille Roos 1947-7-15 2825 Inyo Darwin Mesa 1523 Comment
  CLARK-A1528-5119  Artemisia nova John C. Roos 1951-8-8 5089 Inyo White Mountains 2590 Comment
  CLARK-A1528-5137  Cleomella brevipes John C. Roos 1937-8-4 1954 Inyo Owens Lake Comment
  CLARK-A1528-5156  Cordylanthus tecopensis John C. Roos, Lucille Roos 1954-9-14 6231 Inyo Shoshone 432 Comment
  CLARK-A1528-5159  Jamesia americana John C. Roos 1954-6-29 6186 Inyo Inyo Mountains 2194 Comment
  CLARK-A1528-5161  Ruppia maritima John C. Roos 1938-4-17 17 Inyo Badwater Comment
  CLARK-A1528-5164  Eriogonum heermannii var. argense John C. Roos 1953-8-8 5937 Inyo Inyo Mountains 2743 Comment
  CLARK-A1528-5166  Chrysothamnus albidus John C. Roos, Lucille Roos 1954-11-23 6529 Inyo Saline Valley 426 Comment
  CLARK-A1528-5173  Cordylanthus tecopensis John C. Roos, Lucille Roos 1954-9-15 6243 Inyo 426 Comment
  CLARK-A1528-5174  Cordylanthus tecopensis John C. Roos 1953-10-31 6033 Inyo Amargosa River 441 Comment
  CLARK-A1528-5202  Cordylanthus tecopensis John C. Roos 1950-4-8 4729 Inyo Tecopa 426 Comment
  CLARK-A1528-5222  Crepis nana John C. Roos 1947-7-13 2895 Inyo Panamint Mountains 3352 Comment
  CLARK-A1528-5223  Chaenactis douglasii John C. Roos 1947-7-13 2894 Inyo Panamint Mountains 3352 Comment
  CLARK-A1528-5227  Ephedra nevadensis John C. Roos 1949-9-2 4636 Inyo Kingston Mountains 1523 Comment
  CLARK-A1528-5228  Iva acerosa John C. Roos 1949-9-3 4651 Inyo Tecopa 457 Comment
  CLARK-A1528-5261  Stipa occidentalis John C. Roos, Lucille Roos 1947-7-14 2857 Inyo Panamint Mountains Comment
  CLARK-A1528-5262  Stipa pinetorum John C. Roos, Alfred R. Roos 1954-6-12 6136 Inyo Panamint Range 2682 Comment
  CLARK-A1528-5266  Stipa comata John C. Roos, Alfred R. Roos 1953-8-8 5942 Inyo Inyo Mountains 2651 Comment
  CLARK-A1528-5267  Stipa comata John C. Roos, Lucille Roos 1955-6-26 6162 Inyo Inyo Mountains 2621 Comment
  CLARK-A1528-5273  Stipa comata John C. Roos, Lucille Roos 1951-8-8 5088 Inyo White Mountains 2590 Comment
  CLARK-A1528-5275  Stipa pinetorum Alfred R. Roos, John C. Roos 1953-8-9 5967 Inyo Inyo Mountains 3230 Comment
  CLARK-A1528-5286  Stipa pinetorum John C. Roos, Alfred R. Roos 1954-6-12 6136 Inyo Panamint Range 243 Comment
  CLARK-A1528-5288  Swallenia alexandrae John C. Roos 1954-6-28 6175 Inyo Eureka Valley 929 Comment
  CLARK-A1528-5289  Swallenia alexandrae John C. Roos 1954-6-28 6175 Inyo Eureka Valley 929 Comment
  CLARK-A1528-5295  Stipa speciosa John C. Roos 1938-4-18 8722 Inyo Death Valley National Park Comment
  CLARK-A1528-5296  Stipa lettermanii John C. Roos 1937-8-6 Inyo Inyo Mountains Comment
  CLARK-A1528-5315  Cyperus laevigatus John C. Roos, Lucille Roos 1953-11-2 6042 Inyo Tecopa Hot Springs 426 Comment
  CLARK-A1528-5316  Lupinus munzii John C. Roos 1954-6-12 6133 Inyo Panamint Range 2621 Comment
  CLARK-A1528-5317  Oenothera heterochroma subsp. monoensis John C. Roos, Alfred R. Roos 1954-8-14 6213 Inyo Inyo Mountains 2316 Comment
  CLARK-A1528-5340  Perityle megalocephala var. oligophylla John C. Roos 1953-8-10 5979 Inyo Inyo Mountains 2499 Comment
  CLARK-A1528-5342  Nitrophila mohavensis John C. Roos 1954-7-18 6194 Inyo Death Valley Junction 624 Comment
  CLARK-A1528-5343  Nitrophila mohavensis John C. Roos 1954-6-13 6140 Inyo Death Valley Junction 624 Comment
  CLARK-A1528-5354  Oenothera heterochroma subsp. monoensis John C. Roos, Alfred R. Roos 1954-8-14 6213 Inyo Inyo Mountains 2316 Comment
  CLARK-A1528-5368  Oenothera heterochroma subsp. monoensis John C. Roos, Alfred R. Roos 1954-8-14 6213 Inyo Inyo Mountains 2316 Comment
  CLARK-A1528-5369  Boerhavia annulata John C. Roos, Lucille Roos 1954-11-24 6261 Inyo Inyo Mountains 563 Comment
  CLARK-A1528-5370  Boerhavia annulata John C. Roos, Lucille Roos 1955-4-6 6290 Inyo Inyo Mountains 487 Comment
  CLARK-A1528-5375  Perityle megalocephala John C. Roos, Alfred R. Roos 1954-8-14 6217 Inyo Inyo Mountains 2179 Comment
  CLARK-A1528-5388  Caulanthus crassicaulis John C. Roos 1954-6-28 6168 Inyo Inyo Mountains 2255 Comment
  CLARK-A1528-5389  Lappula redowskii John C. Roos, Lucille Roos 1954-6-26 6155 Inyo Inyo Mountains 2682 Comment
  CLARK-A1528-5390  Lappula redowskii John C. Roos 1965-7-11 Inyo Wildrose Canyon Comment
  CLARK-A1528-5396  Atriplex polycarpa John C. Roos 1954-8-13 6205 Inyo Eureka Valley 914 Comment
  CLARK-A1528-5408  Atriplex parryi John C. Roos 1950-4-7 4726 Inyo Tecopa 426 Comment
  CLARK-A1528-5418  Nitrophila mohavensis John C. Roos 1954-5-7 6079 Inyo Death Valley Junction 624 Comment
  CLARK-A1528-5429  Centaurium calycosum John C. Roos 1965-7-11 Inyo Tecopa Comment
  CLARK-A1528-5457  Chrysothamnus albidus John C. Roos 1954-8-15 6224 Inyo Saline Valley 426 Comment
  CLARK-A1528-5458  Chrysothamnus albidus John C. Roos, Lucille Roos 1954-11-23 6529 Inyo Saline Valley 426 Comment
  CLARK-A1528-5479  Acer glabrum John C. Roos 1947-7-13 2875 Inyo Panamint Mountains Comment
  CLARK-A1528-5485  Apocynum cannabinum John C. Roos 1965-7-11 Inyo Death Valley National Park Comment
  CLARK-A1528-5490  Tidestromia oblongifolia John C. Roos 1965-7-11 Inyo Stovepipe Wells Comment
  CLARK-A1528-5513  Chrysothamnus parryi subsp. asper John C. Roos 1948-7-3 3918 Inyo Panamint Mountains Comment
  CLARK-A1528-5546  Stipa comata John C. Roos 1947-7-12 2833 Inyo Panamint Range 2346 Comment
  CLARK-A1528-5555  Swallenia alexandrae John C. Roos, Lucille Roos 1955-4-10 6320 Inyo Eureka Valley Comment
  CLARK-A1528-5570  Narthecium californicum John C. Roos 1965-8-9 Inyo Little Pothole Lake Comment
  CLARK-A1528-5571  Eriogonum panamintense John C. Roos, Lucille Roos 7/15/1647 2870 Inyo Panamint Mountains Comment
  CLARK-A1528-5572  Eriogonum panamintense subsp. panamintense John C. Roos, Lucille Roos 1947-7-15 2869 Inyo Panamint Mountains 2133 Comment
  CLARK-A1528-5583  Oryzopsis hymenoides John C. Roos 1938-4-18 8717 Inyo Death Valley National Park Comment
  CLARK-A1528-5607  Haplopappus racemosus subsp. sessiliflorus John C. Roos 1965-9-18 Inyo Lone Pine Comment
  CLARK-A1528-5610  Chrysothamnus nauseosus John C. Roos 1965-9-18 Inyo Lone Pine Comment
  CLARK-A1528-5613  Chrysothamnus parryi subsp. asper John C. Roos 1948-7-3 3918 Inyo Panamint Mountains 3047 Comment
  CLARK-A1528-5631  Solidago multiradiata John C. Roos 1937-8-8 2379 Inyo Lone Pine Canyon Comment
  CLARK-A1528-5689  Eucnide urens John C. Roos 1947-4-19 3483 Inyo Death Valley National Park Comment
  CLARK-A1528-5719  Eriogonum incanum John C. Roos 1937-8-8 Inyo Sierra Nevada Comment
  CLARK-A1528-5734  Cordylanthus canescens John C. Roos 1955-8-28 6569 Inyo Owens Valley 1085 Comment
  CLARK-A1528-5735  Cordylanthus ramosus subsp. eremicus John C. Roos 1941-8-17 76 Inyo Panamint Mountains Comment
  CLARK-A1528-5813  Primula suffrutescens John C. Roos 1937-8-8 2378 Inyo Lone Pine Canyon Comment
  CLARK-A1528-6883  Petalonyx nitidus John C. Roos 1965-7-11 3 Inyo Panamint Mountains Comment
  CLARK-A1528-7673  Haplopappus gilmanii John C. Roos, Alfred R. Roos 1954-8-14 6216 Inyo Inyo Mountains 0 Comment
  CLARK-A1528-7771  Scrophularia desertorum Alfred R. Roos, John C. Roos 1953-8-14 6026 Inyo Inyo Mountains 2499 Comment
  CLARK-A1528-7792  Chaenactis douglasii var. douglasii John C. Roos, Alfred R. Roos 1953-8-10 5974 Inyo Inyo Mountains 2560 Comment
  CLARK-A1528-7794  Aster pauciflorus John C. Roos 1949-6-28 4527 Inyo Tecopa 426 Comment
  CLARK-A1528-7795  Aster pauciflorus John C. Roos 1949-6-28 4527 Inyo Tecopa 426 Comment
  CLARK-A1528-7799  Poa secunda Alfred R. Roos, John C. Roos 1953-8-13 6018 Inyo Inyo Mountains 3306 Comment
  CLARK-A1528-7806  Centaurium exaltatum John C. Roos 1947-4-20 3978 Inyo Furnace Creek 60 Comment
  CLARK-A1528-7817  Haplopappus acaulis Alfred R. Roos, John C. Roos 1953-8-9 5969 Inyo Inyo Mountains 3230 Comment
  CLARK-A1528-7823  Ribes velutinum Alfred R. Roos, John C. Roos 1953-8-10 5976 Inyo Mazourka Canyon 2438 Comment
  CLARK-A1528-7833  Atriplex canescens John C. Roos, Lucille Roos 1953-11-2 6041 Inyo Tecopa 441 Comment
  CLARK-A1528-7835  Salicornia utahensis John C. Roos 1947-1-26 3205 Inyo Death Valley National Park Comment
  CLARK-A1528-7838  Eurotia lanata John C. Roos 1938-4-18 8718 Inyo Death Valley National Park Comment
  CLARK-A1528-7871  Symphoricarpos parishii John C. Roos 1941-8-15 Inyo Panamint Range 2377 Comment
  CLARK-A1528-7884  Eriogonum microthecum var. lapidicola John C. Roos, Alfred R. Roos 1953-8-11 5985 Inyo Inyo Mountains 2864 Comment
  HSC78510  Galium hypotrichium subsp. tomentellum J. C. Roos 1965-7-10 Inyo Panamint Mtns., S slope of Telescope Peak, near peak Comment
  HSC78518  Brickellia oblongifolia var. oblongifolia J. C. Roos 1965-7-11 Inyo At and below Kilns, Wildrose Canyon; Panamint Range 1829 Comment
  HSC78525  Heliomeris multiflora J. C. Roos 1965-7-11 Inyo Wildrose Canyon, at kilns; Panamint Mtns. Comment
  HSC78589  Pericome caudata J. C. Roos 1956-8-29 6595 Inyo Head of Death Valley Canyon, Panamint Mtns. Comment
  LA102199  Streptanthus cordatus John C. Roos; 1955-6-17 6399 Inyo Last Chance Mountains, 2 mi. NE of Willow Spring 2011 Comment
  LA102202  Poa secunda John C. Roos; Lucille Roos 1954-5-7 6076 Inyo Amargosa Desert, 3 mi. NE of Death Valley Junction on Ash Meadows road 624 Comment
  LA102245  Atriplex canescens var. canescens John C. Roos; Alfred R. Roos 1953-8-14 6031 Inyo Inyo Mountains, Al Rose Canyon 2133 Comment
  LA102246  Krascheninnikovia lanata John C. Roos; Alfred R. Roos 1953-8-14 6028 Inyo Inyo Mountains, Al Rose Canyon 2255 Comment
  LA102256  Linanthus pungens John C. Roos; Alfred R. Roos 1953-8-13 6017 Inyo Inyo Mountains, crest of Inyo Mts. 3 mi. E of Badger Flat 3169 Comment
  LA102257  Linanthus pungens John C. Roos; Alfred R. Roos 1953-8-13 6017 Inyo Inyo Mountains, crest of Inyo Mts. 3 mi. E of Badger Flat 3169 Comment
  LA102325  Penstemon scapoides John C. Roos; 1958-7-5 sn Inyo Inyo Mountains, Near Badger Flat Comment
  LA102333  Chloropyron tecopense A. R. Roos; 1950-8-7 sn Inyo Tecopa Hot Springs, ca. 2 mi. N of Tecopa in the Amargosa River Valley 426 Comment
  LA102340  Atriplex polycarpa Alfred R. Roos; 1950-8-7 sn Inyo China Ranch on the Amargosa River S of Tecopa 426 Comment
  LA102344  Brickellia multiflora John C. Roos; Alfred R. Roos 1953-8-14 6032 Inyo Inyo Mountains, Mazourka Canyon 1767 Comment
  LA102349  Chrysothamnus albidus John C. Roos; Lucille Roos 1954-9-14 6232 Inyo Amargosa River bottomland 3 mi. S of Shoshone 432 Comment
  LA102355  Stipa hymenoides John C. Roos; Alfred R. Roos 1953-8-13 6013 Inyo Inyo Mountains, crest of Inyo Mts. 3 mi. E of Badger Flat 3169 Comment
  LA102366  Iva acerosa Alfred R. Roos; 1950-8-7 Inyo Tecopa in Amargosa River Valley 426 Comment
  LA102384  Chrysothamnus viscidiflorus subsp. puberulus J. C. Roos; A. R. Roos 1955-8-24 6542 Inyo Last Chance Mountains, 1 mi. NE of Willow Spring 1859 Comment
  LA202524  Erigeron compositus John C. Roos; Alfred R. Roos 1953-8-9 5973 Inyo Inyo Mountains, Tamarack Canyon 2743 Comment
  LA202892  Lomatium inyoense John Roos; Lucille Roos 1954-6-24 6148 Inyo Inyo Mountains, pass at crest of Inyo Mts. near Side Hill Spring, 3 mi. E of Badger Flat 3108 Comment
  LA28767  Cymopterus cinerarius John C. Roos; Alfred R. Roos 1953-8-9 5959 Inyo Inyo Mountains, Tamarack Canyon, near head of canyon 3047 Comment
  LA40286  Lomatium foeniculaceum subsp. inyoense John Roos; Lucille Roos 1954-6-24 6149 Inyo Inyo Mountains, crest of Inyo Mts. 3 mi. E of Badger Flat in headwaters of Marble Canyon watershed 3169 Comment
  LA40287  Lomatium foeniculaceum subsp. inyoense John C. Roos; Alfred R. Roos 1953-8-9 5964 Inyo INYO MOUNTAINS, Upper Tamarack Canyon 3108 Comment
  LA54210  Monardella odoratissima subsp. parvifolia John C. Roos; Lucille Roos 1952-7-27 5828 Inyo White Mountains, W rim Reed Flat 3108 Comment
  LA69886  Salvia dorrii var. pilosa John C. Roos; Lucille Roos 1952-7-30 5859 Inyo White Mountains, E side Reed Flat 3078 Comment
  LA69888  Salvia dorrii var. pilosa J. C. Roos; A. R. Roos 1953-8-9 5947 Inyo Inyo Mountains, Tamarack Canyon 2682 Comment
  LA99548  Nitrophila mohavensis John C. Roos; Alfred R. Roos 1954-6-13 6140 Inyo Amargosa Desert, 3 mi NE of Death Valley Junction along Ash Meadows road 624 Comment
  NY215265  Streptanthus cordatus J. C. Roos 1953-8-11 6007 Inyo 3 miles east of Badger Flat, Inyo Mts. 3048.0 Comment
  NY242910  Eriogonum caespitosum J. C. Roos 1952-7-27 5827 Inyo West rim Reed Flat, White Mts. Comment
  NY24794  Astragalus lentiginosus var. micans J. C. Roos 1955-5-13 6354 Inyo Southeast end of Eureka Valley east of Inyo Mountains 929.6 Comment
  NY282224  Eriogonum microthecum var. lapidicola J. C. Roos 1953-8-7 5931 Inyo Badger Flat near Blue Bell Mine, Inyo Mts. 2682.2 Comment
  NY282410  Eriogonum ovalifolium var. nivale J. C. Roos 1952-7-27 5833 Inyo SE rim Reed Flat, White Mts. 3139.4 Comment
  NY324361  Nitrophila mohavensis J. C. Roos 1954-6-13 6140 Inyo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY32588  Nitrophila mohavensis J. C. Roos 1953-11-1 6036 Inyo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY32590  Nitrophila mohavensis J. C. Roos 1954-5-7 6079 Inyo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY406048  Lomatium inyoense J. C. Roos 1954-6-24 6148 Inyo Pass at crest of Inyo Mountains, near Side Hill Spring, 3 miles east of Badger Flat 3109.0 Comment
  NY526835  Atriplex confertifolia A. R. Roos 1953-8-10 5978 Inyo Mazourka Canyon, Inyo Mountains 2438.4 Comment
  NY5505  Astragalus lentiginosus var. micans J. C. Roos 1955-5-13 6354 Inyo SE end of Eureka Valley. 929.6 Comment
  NY573003  Penstemon calcareus J. C. Roos 1954-5-8 6102 Inyo Titus Canyon, Grapevine Mountains 1310.6 Comment
  NY593852  Penstemon floridus var. floridus J. C. Roos 1951-8-7 5084 Inyo West side Westgaard Pass, White Mountains 2133.6 Comment
  NY651575  Penstemon scapoides J. C. Roos 1951-8-9 5122 Inyo East side Reed Flat, White Mountains 3048.0 Comment
  NY651577  Penstemon scapoides J. C. Roos 1953-8-8 5936 Inyo Hill behind Blue Bell Mine, Badger Flat, Inyo Mountains 2743.2 Comment
  NY660823  Penstemon speciosus J. C. Roos 1954-6-29 6187 Inyo The Narrows, Marble Canyon, Inyo Mountains 2194.6 Comment
  NY674619  Astragalus inyoensis J. C. Roos 1955-5-15 6371 Inyo 0.5 mile west of Willow Spring. Last Chance Mountains 1768 Comment
  NY675227  Astragalus kentrophyta var. elatus J. C. Roos 1953-8-9 5952 Inyo Tamarack Canyon, Inyo Mountains 3048 Comment
  NY675228  Astragalus kentrophyta var. elatus J. C. Roos 1952-7-26 5820 Inyo East side Reed Flat at head of Birch Creek, White Mountains 3048 Comment
  NY675417  Astragalus kentrophyta var. implexus J. C. Roos 1951-8-9 5124 Inyo Reed Flat, White Mountains 3170 Comment
  NY675942  Astragalus lentiginosus var. semotus J. C. Roos 1953-8-9 5965 Inyo Upper end of Tamarack Canyon, Inyo Mountains 3109 Comment
  NY676927  Astragalus newberryi var. castoreus J. C. Roos 1953-8-9 5957 Inyo Tamarack Canyon, Inyo Mountains 3048 Comment
  NY677409  Astragalus oophorus var. oophorus J. C. Roos 1952-7-29 5857 Inyo Reed Flat, White Mountains 3078 Comment
  NY716963  Trifolium andersonii var. beatleyae J. C. Roos 1951-8-8 5110 Inyo North rim Reed Flat, White Mountains 3170 Comment
  NY802419  Lupinus polyphyllus var. humicola J. C. Roos 1955-5-15 6374 Inyo 2 miles northeast of Willow Spring, Last Chance Mountains, almost on the Calif-Nevada state line. 2042 Comment
  NY833673  Horkelia hispidula J. C. Roos 1952-7-28 5856 Inyo Head of Wyman Canyon, White Mountains 3200 Comment
  NY848600  Cercocarpus intricatus J. C. Roos 1953-8-10 5975 Inyo Mazourka Canyon, Inyo Mountains 2469 Comment
  NY9668  Swallenia alexandrae J. C. Roos 1955-5-13 6352 Inyo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  OBI33221  Galium hypotrichium subsp. tomentellum J. C. Roos 1965-7-10 s.n. Inyo S slope of Telescope Peak, near peak, Panamint Mts Comment
  OBI33595  Pericome caudata John C. Roos 1956-8-29 6595 Inyo Head of Death Valley Cyn in the Panamint Mts Comment
  OBI39262  Eriogonum umbellatum J. C. Roos 1948-7-3 3903 Inyo Arcane Meadows, Panamint Mts Comment
  POM261189  Tetradymia canescens J. C. Roos 1941-8-17 56 Inyo Panamint Mountains: 3048 Comment
  POM261191  Symphoricarpos longiflorus J. C. Roos 1941-8-17 27 Inyo Panamint Mountains; Baldy Peak 3049 Comment
  POM261195  Ribes cereum J. C. Roos 1941-8-17 26 Inyo Panamint Mts 3140 Comment
  POM261202  Pinus longaeva J. C. Roos 1941-8-17 117 Inyo Telescope Peak, Panamint Mts. 3293 Comment
  POM261212  Melica stricta J. C. Roos 1941-8-17 50 Inyo Panamint Mountains Comment
  POM261395  Purshia stansburyana J. C. Roos 1941-8-17 71 Inyo Panamint Mountains; Wildrose Canyon at Kilns Comment
  POM261397  Chrysothamnus nauseosus subsp. consimilis J. C. Roos 1941-8-17 57 Inyo Panamint Mts 2896 Comment
  POM261403  Artemisia dracunculus J. C. Roos 1941-8-17 48 Inyo Telescope Peak, Panamint Mts 3366 Comment
  POM261407  Lupinus excubitus var. excubitus J. C. Roos 1941-8-17 61 Inyo Panamint Mts. 2652 Comment
  POM261413  Gutierrezia sarothrae J. C. Roos 1941-8-17 54 Inyo Panamint Mountains; Baldy Peak 2805 Comment
  POM261423  Viguiera multiflora var. nevadensis J. C. Roos 1941-8-17 72 Inyo Panamint Mountains; Wildrose Canyon at Kilns Comment
  POM261424  Eriogonum umbellatum var. subaridum J. C. Roos 1941-8-15 69 Inyo Wildrose Canyon by Kilns, Panamint Mountains. Comment
  POM261425  Eriogonum umbellatum var. subaridum J. C. Roos 1941-8-17 58 Inyo Panamint Mountains 2744 Comment
  POM261426  Eriogonum umbellatum var. dichrocephalum J. C. Roos 1941-08 74 Inyo Mahogany Flats, Panamint Mountains. 2470 Comment
  POM261428  Eriogonum microtheca var. panamintense J. C. Roos 1941-8-15 73 Inyo Mahogany Flats 2470 Comment
  POM263111  Trisetum spicatum J. C. Roos 1937-8-8 423 Inyo Lone Pine Canyon. 3049 Comment
  POM263125  Pinus balfouriana J. C. Roos 1937-8-8 341 Inyo Lone Pine Canyon. 2744 Comment
  POM263132  Atriplex hymenelytra J. C. Roos 1937-12-28 200 Inyo Near Olancha. Comment
  POM263158  Lewisia glandulosa J. C. Roos 1937-8-8 343 Inyo Lone Pine Canyon. 3049 Comment
  POM263253  Potentilla drummondii J. C. Roos 1937-8-8 537 Inyo Lone Pine Canyon. 2744 Comment
  POM263462  Agrostis idahoensis J. C. Roos 1937-8-8 424 Inyo Lone Pine Canyon. 2744 Comment
  POM263467  Festuca brachyphylla J. C. Roos 1937-8-8 422 Inyo Lone Pine Canyon. 3049 Comment
  POM263484  Swertia perennis J. C. Roos 1937-8-8 527 Inyo Lone Pine Canyon. 2744 Comment
  POM263545  Ivesia pygmaea J. C. Roos 1937-8-8 534 Inyo Lone Pine Canyon. 2744 Comment
  POM264157  Monardella odoratissima subsp. parvifolia J. C. Roos 1937-8-8 528 Inyo Lone Pine Canyon. 2744 Comment
  POM265647  Silene sargentii J. C. Roos 1937-8-8 1018 Inyo Lone Pine Canyon. 3506 Comment
  POM265659  Draba breweri J. C. Roos 1937-8-8 2199 Inyo Consolation Lake, Lone Pine Canyon. Comment
  POM265660  Draba cruciata J. C. Roos 1937-8-8 2200 Inyo Lone Pine Canyon. 3049 Comment
  POM265666  Cleomella brevipes J. C. Roos 1937-8-4 1954 Inyo Owens Lake Comment
  POM266281  Solidago confinis J. C. Roos 1938-4-17 1637 Inyo Furnace Creek Spring, Death Valley. Comment
  POM274200  Eriogonum fasciculatum var. polifolium J. C. Roos 1947-7-15 2872 Inyo Wildrose Canyon. Panamint Mountain Range. 1982 Comment
  POM274203  Brickellia multiflora J. C. Roos 1947-9-18 2792 Inyo Wildrose Canyon, Panamint Mts. 1067 Comment
  POM274204  Brickellia microphylla J. C. Roos 1947-9-18 2793 Inyo Wildrose Canyon at Kilns Comment
  POM274205  Chrysothamnus viscidiflorus subsp. viscidiflorus J. C. Roos 1947-9-19 2794 Inyo NE ridge of Telescope Peak, Panamint Mt 3140 Comment
  POM274206  Artemisia tridentata J. C. Roos 1947-9-19 2795 Inyo Panamint Mountain range, Telescope Peak, exposed ridge 3201 Comment
  POM274208  Ericameria gilmanii J. C. Roos 1947-9-19 2798 Inyo Panamint Mountains; Ridge SE of Telescope Peak. 3354 Comment
  POM274210  Chrysothamnus viscidiflorus subsp. viscidiflorus J. C. Roos 1947-9-19 2800 Inyo Rocky ridge between Telescope Peak and Raldy Peak, Panamint Mt. 3049 Comment
  POM274214  Artemisia tridentata J. C. Roos 1947-9-19 2803 Inyo Panamint Mountain Range, south slope Baldy Peak 2988 Comment
  POM274216  Artemisia tridentata J. C. Roos 1947-9-20 2807 Inyo Panamint Mountain Range, Wildrose Canyon 2378 Comment
  POM274217  Chrysothamnus nauseosus subsp. mohavensis J. C. Roos 1947-9-20 2808 Inyo Wildrose Canyon at Kilns, Panamint Mts, Pinyon Pine Comment
  POM274218  Kochia americana J. C. Roos 1947-7-15 2866 Inyo Darwin Mesa. 1524 Comment
  POM274219  Calochortus flexuosus J. C. Roos 1947-7-13 2863 Inyo Telescope Peak, Panamint Mountains. 3049 Comment
  POM274230  Eriogonum heermannii J. C. Roos 2830 Inyo Wildrose Canyon. Panamint Mountain Range. 1280 Comment
  POM274233  Chrysothamnus viscidiflorus var. puberulus J. C. Roos 1947-7-11 2843 Inyo Mahogany Flats. 2470 Comment
  POM274235  Eriogonum panamintense var. mensicola J. C. Roos 1947-7-15 2869 Inyo Wildrose Canyon at Kilns. Panamint Mountain Range. 2134 Comment
  POM301597  Phacelia frigida subsp. dasyphylla J. C. Roos 1937-8-8 1021 Inyo Consolation Lake, Lone Pine Canyon. Comment
  POM431193  Brickellia californica J. C. Roos 1956-8-29 6594 Inyo Head of Death Valley Canyon. Comment
  RSA100186  Eriogonum shockleyi var. shockleyi J. C. Roos 1955-6-19 6449 Inyo Whitetop Peak, Last Chance Mts. 2 miles west of Last Chance spring. Comment
  RSA100187  Fendlerella utahensis J. C. Roos 1955-6-19 6451 Inyo Last Chance Mountains: Whitetop Peak, 2 miles west of Last Chance Spring. 2576 Comment
  RSA100220  Astragalus lentiginosus var. micans J. C. Roos 1954-8-13 6206 Inyo West base of sand dunes, Eureka Valley. 929 Comment
  RSA104137  Chaetadelpha wheeleri J. C. Roos 1955-5-13 6364 Inyo West side Eureka Valley at mouth of Marble Canyon. 1037 Comment
  RSA104293  Eriogonum fasciculatum var. polifolium J. C. Roos 1955-5-13 6347 Inyo West base Last Chance Mountains, east of Eureka Valley sand dunes 1220 Comment
  RSA104818  Oenothera avita subsp. eurekensis J. C. Roos 1955-5-13 6356 Inyo SE end of Eureka Valley. 945 Comment
  RSA104820  Chaetadelpha wheeleri J. C. Roos 1955-5-13 6357 Inyo Eureka Valley. 976 Comment
  RSA104823  Stanleya pinnata var. inyoensis J. C. Roos 1955-5-13 6353 Inyo SE end Eureka Valley 915 Comment
  RSA104825  Phacelia perityloides J. C. Roos 1955-5-13 6331 Inyo West base Last Chance Mountains, east of Eureka Valley sand dunes 1220 Comment
  RSA104826  Lupinus holmgrenianus J. C. Roos 1955-5-15 6374 Inyo 2 miles NE of Willow Spring, Last Chance Mountains, almost on the CA/NV state line 2043 Comment
  RSA104829  Scopulophila rixfordii J. C. Roos 1955-5-13 6340 Inyo West base Last Chance Mountains, east of Eureka Valley sand dunes. 1220 Comment
  RSA104833  Acamptopappus shockleyi J. C. Roos 1955-5-13 6345 Inyo W base Last Chance Mts, E of Eureka Valley sand dunes, 1280 Comment
  RSA104834  Achnatherum aridum J. C. Roos 1955-5-13 6346 Inyo West base Last Chance Mountains, east of Eureka Valley sand dunes 1220 Comment
  RSA104835  Hecastocleis shockleyi J. C. Roos 1955-5-13 6348 Inyo West base Last Chance Mountains, east of Eureka Valley sand dunes. 1220 Comment
  RSA105006  Aristida purpurea var. nealleyi J. C. Roos 1955-5-13 6338 Inyo West base Last Chance Mountains, east of Eureka Valley sand dunes 1220 Comment
  RSA105007  Lycium cooperi J. C. Roos 1955-5-15 6381 Inyo Willow Creek, Last Chance Mts. 1646 Comment
  RSA105011  Tetradymia glabrata J. C. Roos 1955-5-16 6387 Inyo narrow canyon along Loretto road 1.5 miles southwest of Loretto Mine 1676 Comment
  RSA105012  Tricardia watsonii J. C. Roos 1955-5-16 6388 Inyo Along Loretto road 3 miles SW of Loretto mine, Inyo Mts. 1860 Comment
  RSA105017  Corispermum villosum J. C. Roos 1955-5-13 6361 Inyo West side Eureka Valley at mouth of Marble Canyon. 1037 Comment
  RSA105019  Oenothera avita subsp. eurekensis J. C. Roos 1955-5-13 6362 Inyo West side Eureka Valley at mouth of Marble Canyon. 1037 Comment
  RSA105022  Astragalus inyoensis J. C. Roos 1955-5-15 6371 Inyo Last Chance Mountains: 0.5 miles west of Willow Springs. 1767 Comment
  RSA105027  Tricardia watsonii J. C. Roos, L. Roos 1955-5-15 6376 Inyo 1 mile SE of Willow Spring, Last Chance Mts. 1951 Comment
  RSA105030  Sphaeralcea ambigua subsp. monticola J. C. Roos 1955-5-15 6379 Inyo Willow Creek, Last Chance Mts. 1524 Comment
  RSA105033  Phacelia rotundifolia J. C. Roos 1955-5-13 6327 Inyo West base Last Chance Mountains east of Eureka Valley sand dunes. 1159 Comment
  RSA105038  Brickellia arguta J. C. Roos 1955-5-13 6337 Inyo West base Last Chance Mountains, east of Eureka Valley sand dunes 1220 Comment
  RSA105040  Buddleja utahensis J. C. Roos 1955-5-13 6335 Inyo West base Last Chance Mountains, east of Eureka Valley sand dunes 1220 Comment
  RSA105043  Phacelia distans J. C. Roos 1955-5-15 6367 Inyo Last Chance Mountains: 0.5 miles west of Willow Springs. 1768 Comment
  RSA105045  Menodora spinescens J. C. Roos 1955-5-15 6369 Inyo Last Chance Mountains: 0.5 miles west of Willow Springs. 1768 Comment
  RSA107082  Eriogonum kearneyi subsp. monoense J. C. Roos, A. R. Roos 1954-8-15 6219 Inyo Whipoorwill (or Soldier) Flat, east side Waucoba Mtn., Inyo Mountains. 2165 Comment
  RSA115825  Tetradymia axillaris J. C. Roos 1955-5-16 6390 Inyo Waucoba road 7 mi E of Big Pine, W side Inyo Mtns. 1616 Comment
  RSA153098A  Muhlenbergia asperifolia J. C. Roos 1955-7-23 6514 Inyo Beveridge Canyon, E base of Mtns, Saline Valley 640 Comment
  RSA155165  Chrysothamnus viscidiflorus subsp. viscidiflorus J. C. Roos 1955-8-26 6553 Inyo N shoulder Waucoba Mts, Inyo Mts 3201 Comment
  RSA155646  Crepis intermedia J. C. Roos 1955-6-17 6401 Inyo 2 miles north of Willow Spring, Last Chance Mountains. 2011 Comment
  RSA155647  Viguiera multiflora var. nevadensis J. C. Roos 1955-6-17 6400 Inyo 2 miles north of Willow Spring, Last Chance Mountains. 2011 Comment
  RSA155652  Camissonia boothii subsp. intermedia J. C. Roos 1955-6-17 6396 Inyo 2 miles north of Willow Spring, Last Chance Mountains. 2012 Comment
  RSA155653  Chrysothamnus parryi subsp. asper J. C. Roos 1955-8-26 6551 Inyo Main ridge between Squaw Peak and Waucoba Mountain. 2957 Comment
  RSA155655  Cordylanthus kingii subsp. helleri J. C. Roos, A. R. Roos 1955-8-25 6548 Inyo Soldier flat, east base Waucoba Mts. Inyo Mts. 2165 Comment
  RSA155657  Muhlenbergia porteri J. C. Roos, A. R. Roos 1955-8-25 6546 Inyo Loretto road,1 mile west of Loretto Mine east Inyo Mts. 1585 Comment
  RSA155659  Chrysothamnus viscidiflorus subsp. viscidiflorus J. C. Roos 1955-8-25 6544 Inyo Along California Nevada boundaary, 2 miles NE of Willow Spring, Last Chance Mts. 2073 Comment
  RSA155660  Chrysothamnus nauseosus subsp. hololeucus J. C. Roos 1955-8-24 6543 Inyo 1mile NE of Willow Spring 1860 Comment
  RSA155661  Chrysothamnus viscidiflorus var. puberulus J. C. Roos 1955-8-24 6542 Inyo 1mile NE of Willow Spring 1860 Comment
  RSA155663  Lepidospartum latisquamum J. C. Roos, A. R. Roos 1955-8-24 6539 Inyo Near Willow Spring; Last Chance Mts. 1829 Comment
  RSA155665  Pleuraphis jamesii J. C. Roos 1955-6-17 6404 Inyo 2 miles north of Willow Spring, Last Chance Mountains. 2011 Comment
  RSA155666  Penstemon speciosus J. C. Roos 1955-6-17 6402 Inyo 2 miles NE of Willow Springs, Last Chance Mountains. 2012 Comment
  RSA155667  Lupinus holmgrenianus J. C. Roos 1955-6-17 6407 Inyo 2 miles NE of Willow Spring, Last Chance Mountains. 2012 Comment
  RSA155670  Phacelia fremontii J. C. Roos 1955-6-17 6412 Inyo 2 miles NE of Willow Springs, Last Chance Mountains. 2012 Comment
  RSA155671  Calochortus bruneaunis J. C. Roos 1955-6-17 6410 Inyo 2 miles NE of Willow Springs, Last Chance Mountains. 2012 Comment
  RSA155675  Symphoricarpos longiflorus J. C. Roos 1955-6-17 6414 Inyo 2 miles north of Willow Spring, Last Chance Mountains. 2011 Comment
  RSA155676  Chaenactis douglasii var. douglasii J. C. Roos 1955-6-17 6415 Inyo 2 miles north of Willow Spring, Last Chance Mountains. 2011 Comment
  RSA155680  Galium multiflorum J. C. Roos 1955-6-17 6419 Inyo 2 miles NE of Willow Springs, Last Chance Mountains. 2012 Comment
  RSA155681  Oenothera cespitosa subsp. crinita J. C. Roos 1955-6-19 6446 Inyo Last Chance Mountains: Whitetop Peak, 2 miles west of Last Chance Spring. 2576 Comment
  RSA155683  Chorizanthe brevicornu var. spathulata J. C. Roos 1955-6-20 6459 Inyo Last Chance Mountains 2 miles NE of Willow Spring. Comment
  RSA155685  Prunus andersonii J. C. Roos 1955-6-20 6457 Inyo Near Willow Spring, Last Chance Mountains. 1829 Comment
  RSA155686  Erigeron breweri var. porphyreticus J. C. Roos 1955-6-20 6456 Inyo 2 miles NE of Willow Spring. 1982 Comment
  RSA155688  Phlox stansburyi subsp. superba J. C. Roos 1955-6-20 6454 Inyo Last Chance Mountains, 2 miles NE of Willow Spring. 2012 Comment
  RSA155689  Hesperostipa comata subsp. comata J. C. Roos 1955-6-19 6453 Inyo Willow Spring, Last Chance Mountains 1829 Comment
  RSA155699  Eriogonum brachypodum J. C. Roos 1955-7-22 6498 Inyo Last Chance Mountains, Willow Creek, west slope of mountains 1616 Comment
  RSA155706  Eriogonum microtheca var. foliosum J. C. Roos 1955-7-21 6491 Inyo Last Chance Mountains 1miles south of Willow Spring 2073 Comment
  RSA155709  Salvia dorrii subsp. dorrii J. C. Roos 1955-7-21 6488 Inyo Whitetop Peak, summit Last Chance Mountains 2561 Comment
  RSA155710  Cryptantha nubigena J. C. Roos 1955-7-21 6487 Inyo Whitetop Peak, summit Last Chance Mountains 2560 Comment
  RSA155711  Fendlerella utahensis J. C. Roos 1955-7-21 6486 Inyo Last Chance Mountains: Whitetop Peak, summit 2530 Comment
  RSA155712  Abronia nana var. covillei J. C. Roos 1955-7-21 6485 Inyo Whitetop Peak, summit Last Chance Mountains 2561 Comment
  RSA155715  Eriogonum heermannii var. argense J. C. Roos, A. R. Roos 1955-8-24 6537 Inyo Ridge 2 miles south of Willow Spring, Last Chance Mts. 2287 Comment
  RSA155716  Ericameria nana J. C. Roos 1955-8-24 6538 Inyo Last Chance Mountains: Summit ridge, 3.5 mi. S of Willow Spring 2439 Comment
  RSA155720  Aliciella lottiae J. C. Roos 1955-6-17 6393 -A Inyo 2 miles north of Willow Spring, Last Chance Mountains. 2011 Comment
  RSA155721  Gilia ophthalmoides J. C. Roos 1955-6-17 6393 Inyo 2 miles north of Willow Spring, Last Chance Mountains. 2011 Comment
  RSA155723  Ericameria nana J. C. Roos 1955-6-19 6443 Inyo Last Chance Mountains: 3.5 miles south of Willow Spring 2439 Comment
  RSA155725  Fraxinus anomala J. C. Roos 1955-6-19 6441 Inyo Last Chance Mtns, 3 miles S of Willow Spring 2378 Comment
  RSA155728  Arenaria kingii subsp. compacta J. C. Roos 1955-6-19 6447 Inyo Last Chance Mountains: Whitetop Peak, 2 miles west of Last Chance Spring. 2576 Comment
  RSA155732  Ribes cereum J. C. Roos 1955-6-19 6450 Inyo Last Chance Mountains: Whitetop Peak, 2 miles west of Last Chance Spring. 2576 Comment
  RSA155734  Gayophytum ramosissimum J. C. Roos 1955-6-21 6462 Inyo Last Chance Mountains 2miles NE of Willow Spring. 1951 Comment
  RSA155744  Pinus longaeva J. C. Roos 1955-7-21 6483 Inyo Whitetop Peak, summit Last Chance Mountains 2500 Comment
  RSA155748  Cercocarpus ledifolius J. C. Roos 1955-7-21 6479 Inyo Crest of Last Chance Mountains, 2.5 miles south of Willow Spring. 2378 Comment
  RSA155749  Chrysothamnus viscidiflorus var. puberulus J. C. Roos 1955-7-21 6478 Inyo Ridge 2.5 mi. S of Willow Spring. 2317 Comment
  RSA155757  Eriogonum panamintense var. panamintense J. C. Roos, A. R. Roos 1955-8-27 6562 Inyo Soldier Flat, east base Waucoba Mt., Inyo Mountains. 2165 Comment
  RSA155760  Artemisia tridentata J. C. Roos, A. R. Roos 1955-8-26 6558 Inyo Summit of Waucoba Mountain, Inyo Mountains 3384 Comment
  RSA155763  Artemisia michauxiana J. C. Roos, A. R. Roos 1955-8-26 6555 Inyo Summit Waucoba Mountain 3384 Comment
  RSA155765  Chrysothamnus viscidiflorus subsp. viscidiflorus J. C. Roos, A. R. Roos 1955-8-26 6553 Inyo N shoulder Waucoba Mts, Inyo Mts 3201 Comment
  RSA155766  Ericameria discoidea J. C. Roos, A. R. Roos 1955-8-26 6552 Inyo North shoulder of Waucoba Mtn. 3262 Comment
  RSA157081  Frasera albomarginata J. C. Roos 1955-6-19 6437 Inyo Last Chance Mountains: 2.5 miles south of Willow Spring 2317 Comment
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Sep 5 2013
  RSA157085  Astragalus inyoensis J. C. Roos 1955-6-19 6433 Inyo One mile south of Willow Springs, Last Chance Mountains 2195 Comment
  RSA157086  Eriogonum umbellatum var. versicolor J. C. Roos 1955-6-19 6432 Inyo One mile SE of Willow Spring, Last Chance Mountains. 1951 Comment
  RSA157091  Erigeron argentatus J. C. Roos 1955-6-18 6424 Inyo 2 mi. NE of Willow Spring. 2012 Comment
  RSA157092  Penstemon floridus J. C. Roos 1955-6-18 6423 Inyo 2 mi. NE of Willow Spring. 2012 Comment
  RSA157093  Centrostegia thurberi var. thurberi J. C. Roos 1955-6-18 6422 Inyo 2 mi. NE of Willow Spring. 2012 Comment
  RSA157094  Chorizanthe watsonii J. C. Roos 1955-6-18 6421 Inyo 2 mi. NE of Willow Spring. 2012 Comment
  RSA157097  Sporobolus cryptandrus J. C. Roos, A. R. Roos 1955-8-23 6532 Inyo Canyon at West base Last Chance Mountains, east of Eureka Valley sand dunes. 1220 Comment
  RSA157102  Brickellia microphylla J. C. Roos, A. R. Roos 1955-8-23 6526 Inyo Along Loretto Road 2 miles SW of Loretto Mine, Inyo Mountains 1677 Comment
  RSA157104  Allium atrorubens var. inyonis J. C. Roos 1955-6-19 6439 Inyo Last Chance Mountains, 3 miles south of Willow Spring. 2287 Comment
  RSA157866  Gutierrezia microcephala J. C. Roos 1955-8-24 6540 Inyo Last Chance Mts, 1.5 miles NE of Willow Spring 1890 Comment
  RSA157867  Petrophytum caespitosum J. C. Roos, A. R. Roos 1955-8-26 6550 Inyo Canyon on east side of saddle between Squaw Peak and Waucoda Mt. Inyo mts. 2683 Comment
  RSA158096  Sporobolus cryptandrus J. C. Roos, E. C. Jaeger 1955-7-23 6517 Inyo Saline Valley below mouth of Hunter Canyon 351 Comment
  RSA158100  Eriogonum brachyanthum J. C. Roos 1955-7-24 6523 Inyo Nelson Range near head of Grapevine Canyon 1890 Comment
  RSA158101  Cordylanthus eremicus subsp. eremicus J. C. Roos 1955-7-24 6522 Inyo Nelson Range near head of Grapevine Canyon 1890 Comment
  RSA158103  Eriogonum deflexum var. baratum J. C. Roos 1955-7-24 6519 Inyo Nelson Range near head of Grapevine Canyon 1890 Comment
  RSA158106  Hazardia brickellioides J. C. Roos 1955-7-23 6513 Inyo Beveridge Canyon, E base of Mtns, Saline Valley 640 Comment
  RSA158107  Adiantum capillus-veneris J. C. Roos 1955-7-23 6512 Inyo Mouth of Beveridge Canyon, E base of mountains, Saline Valley. 610 Comment
  RSA158108  Dichanthelium acuminatum var. fasciculatum J. C. Roos 1955-7-23 6511 Inyo Mouth of Beveridge Canyon, east base Inyo Mts., Saline Valley 610 Comment
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Mar 14 2008
  RSA158112  Eriogonum cernuum J. C. Roos 1955-7-23 6507 Inyo Soldier Flat at east base Waucoba Mountain, Inyo Mountains. 2195 Comment
  RSA158114  Chenopodium leptophyllum J. C. Roos 1955-7-23 6506 Inyo Soldier Flat at east base Waucoba Mountain, Inyo Mountains. 2195 Comment
  RSA158115  Oxytheca dendroidea subsp. dendroidea J. C. Roos 1955-7-23 6504 Inyo Soldier Flat at east base Waucoba Mountain, Inyo Mountains. 2195 Comment
  RSA158119  Lepidospartum latisquamum J. C. Roos 1955-7-22 6500 Inyo Willow Creek, W slope Last Chance Mtns 2241 Comment
  RSA158995  Eriogonum panamintense var. mensicola J. C. Roos 1955-7-24 6521 Inyo Nelson Range near head of Grapevine Canyon 1890 Comment
  RSA261210  Oenothera cespitosa subsp. crinita J. C. Roos 1941-8-17 24 Inyo Telescope peak, Panamint Mts. 3354 Comment
  RSA301522  Gentiana holopetala J. C. Roos 1937-8-8 2377 Inyo Lone Pine Canyon. 3049 Comment
  RSA34192  Brickellia multiflora J. C. Roos 1947-9-20 2813 Inyo Emigrant Wash above Emigrant Spring. Panamint Mts. Comment
  RSA34194  Brickellia microphylla J. C. Roos 1947-9-18 2793 Inyo Wildrose Canyon at Kilns Comment
  RSA34197  Stephanomeria pauciflora J. C. Roos 1947-6-15 2828 Inyo Wildrose Canyon, Panamint Mountains. 915 Comment
  RSA34198  Artemisia tridentata subsp. vaseyana J. C. Roos 1947-9-19 2796 Inyo Panamint Mountains; Ridge SE of Telescope Peak. 3354 Comment
  RSA34200  Artemisia tridentata subsp. vaseyana J. C. Roos 1947-9-20 2807 Inyo Panamint Mountain Range, Wildrose Canyon 2378 Comment
  RSA34201  Artemisia tridentata J. C. Roos 1947-9-20 2809 Inyo Wildrose Canyon at Kilns, Panamint Mountains Comment
  RSA34202  Artemisia nova J. C. Roos 1947-9-20 2810 Inyo Wildrose Canyon at Kilns, Panamint Mountains Comment
  RSA40534  Achnatherum pinetorum J. C. Roos 1947-7-11 2901 Inyo Mahogany Flats, Panamint Mts. 2499 Comment
  RSA40535  Stephanomeria spinosa J. C. Roos 1947-7-11 2902 Inyo Mohagany Flats, Panamint Mts. 2439 Comment
  RSA40539  Leymus cinereus J. C. Roos 1947-7-11 2906 Inyo Wildrose Canyon, Panamint Mountains 2378 Comment
  RSA40544  Eriogonum fasciculatum var. polifolium J. C. Roos 1947-7-15 2872 Inyo Wildrose Canyon. Panamint Mountain Range. 1982 Comment
  RSA40546  Amelanchier utahensis subsp. covillei J. C. Roos 1947-7-12 2832 Inyo Thorndykes Spring, WIldrose Canyon, Panamint Mts. Comment
  RSA40547  Hesperostipa comata subsp. comata J. C. Roos 1947-7-12 2833 Inyo Wildrose canyon, Panamint Mountains. 2378 Comment
  RSA40549  Rosa woodsii subsp. gratissima J. C. Roos 1947-7-12 2837 Inyo Panamint Mountains: Thorndykes Springs, Wildrose Canyon. 2409 Comment
  RSA40550  Astragalus oophorus J. C. Roos 1947-7-11 2839 Inyo Mahogany Flats, Panamint Mts. Comment
  RSA40553  Gutierrezia sarothrae J. C. Roos 1947-7-11 2842 Inyo Mahogany Flats, Panamint mtns. 2500 Comment
  RSA40571  Acamptopappus shockleyi J. C. Roos 1947-4-20 3519 Inyo Panamint Mountains, Emigrant Pass. 1280 Comment
  RSA40576  Sphaeromeria cana J. C. Roos 1947-7-13 2877 Inyo Summit of Telescope Peak 3363 Comment
  RSA40577  Purshia stansburyana J. C. Roos 1947-7-14 2879 Inyo Mahogany Flats. Panamint Mtns. 2470 Comment
  RSA40580  Astragalus gilmanii J. C. Roos 1947-7-13 2887 Inyo Arcane Meadows, Panamint Mountains. 3049 Comment
  RSA40583  Elymus elymoides J. C. Roos 1947-7-13 2890 Inyo Near Arcane Meadows, Panamint Mountains. 3018 Comment
  RSA40589  Sambucus mexicana J. C. Roos 1947-7-11 2846 Inyo Upper Wildrose Canyon, Panamint Mountains. Comment
  RSA40590  Koeleria macrantha J. C. Roos 1947-7-11 2847 Inyo Wildrose Canyon, Panamint Mountains 2378 Comment
  RSA40591  Jamesia americana var. californica J. C. Roos 1947-7-14 2848 Inyo Panamint Mountains, north slope of Baldy Peak 2744 Comment
  RSA40596  Achnatherum nevadense J. C. Roos 1947-7-14 2857 Inyo N slope Bady Peak, Panamint Mts 2591 Comment
  RSA40598  Calochortus panamintensis J. C. Roos 1947-7-13 2863 Inyo Telescope Peak, Panamint Mountains 3049 Comment
Read comments
Jul 18 2011
  RSA40600  Brickellia oblongifolia var. linifolia J. C. Roos 1947-7-15 2868 Inyo Wildrose Canyon at Kilns, Panamint Mts. Comment
  RSA41273  Ribes velutinum J. C. Roos 1941-8-17 60 Inyo Baldy Peak, Panamint Mts. 2683 Comment
  RSA424906B  Eriogonum microtheca var. lapidicola J. C. Roos 1967-8-6 s.n. Inyo Inyo Mountains, 1 mile north-east of Badger Flat. 2805 Comment
  RSA44234  Cleomella brevipes J. C. Roos, R. Weatherby 1949-9-3 3565 Inyo Tecopa 427 Comment
  RSA444469  Penstemon newberryi J. C. Roos 1965-8-9 s.n. Inyo Heart Lake, Independence Creek. Comment
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Aug 22 2011
  RSA444480  Elymus elymoides J. C. Roos 1947-7-13 2890 Inyo Panamint Mountains: near Arcane Meadows, south of Baldy Park. 3018 Comment
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Jan 28 2007
  RSA444488  Iva acerosa J. C. Roos 1950-8-7 s.n. Inyo Tecopa. Comment
  RSA44876  Astragalus oophorus J. C. Roos 1948-7-3 3904 Inyo Panamint Mountains: South of Arcane Meadows. Comment
  RSA44895  Lupinus flavoculatus J. C. Roos 1949-4-20 3588 Inyo Darwin Mesa, Mojave Desert. 1524 Comment
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Aug 28 2016
  RSA449947  Pericome caudata J. C. Roos 1956-8-29 6595 Inyo Head of Death Valley Canyon, Panamint Mtns. Comment
  RSA450064  Ephedra viridis J. C. Roos 1965-7-10 s.n. Inyo Arcane Meadow near Telescope Peak, Panamint Mtns. Comment
  RSA450100  Physocarpus alternans J. C. Roos 1965-7-10 s.n. Inyo Eagle Springs, Panamint Mtns. Comment
  RSA450118  Prosopis pubescens J. C. Roos 1965-7-11 s.n. Inyo Warm Springs, Furnace Creek, Death Valley Comment
  RSA450124  Prosopis glandulosa var. torreyana J. C. Roos 1965-7-11 s.n. Inyo Warm Springs, Furnace Creek, Death Valley Comment
  RSA450133  Malacothamnus orbiculatus J. C. Roos 1965-8-9 s.n. Inyo Independence Creek 2439 Comment
  RSA450150  Eriogonum rixfordii J. C. Roos 1965-9-18 s.n. Inyo Panamint Mtns.Wild Rose Canyon. Comment
  RSA450182  Juniperus osteosperma J. C. Roos 1965-7-11 s.n. Inyo Mahogany Flats, Panamint Range, Death Valley. Comment
  RSA450183  Pinus albicaulis J. C. Roos 1965-8-9 s.n. Inyo Heart Lake, Independence Creek. Comment
  RSA450232  Ribes montigenum J. C. Roos 1965-7-10 s.n. Inyo Arcane Meadow near Telescope Peak, Panamint Mtns. Comment
  RSA450420  Baccharis sergiloides J. C. Roos 1965-9-18 s.n. Inyo Panamint Mtns.Wild Rose Canyon. Comment
  RSA450441  Distichlis spicata var. stolonifera J. C. Roos 1965-7-11 s.n. Inyo 2 miles NE of Death Valley Junction. 623 Comment
  RSA450496  Hulsea heterochroma J. C. Roos 1965-8-9 s.n. Inyo Independence Creek 2683 Comment
  RSA457389  Poa bigelovii J. C. Roos 1955-4-8 6310 Inyo Last Chance Mtns, E of Eureka Valley sand dunes. aklt 4300ft, Inyo County 1311 Comment
  RSA457399  Andropogon glomeratus J. C. Roos 1965-7-11 s.n. Inyo Furnace Creek, Death Valley. Comment
  RSA47549  Triglochin maritima J. C. Roos, R. Weatherby 1949-9-3 3566 Inyo Tecopa Hot Springs 427 Comment
  RSA47568  Cleomella brevipes J. C. Roos, Weatherby 1949-9-3 3565 Inyo Tecopa Hot Springs 427 Comment
  RSA48169  Cordylanthus tecopensis J. C. Roos, Weatherby 1949-9-3 3569 Inyo Tecopa Hot Springs 427 Comment
  RSA48871  Iva acerosa J. C. Roos 1949-9-3 4651 Inyo E end of Tecopa oasis. 457 Comment
  RSA48873  Solidago confinis J. C. Roos 1949-9-3 4653 Inyo Tecopa 427 Comment
  RSA48874  Machaeranthera carnosa J. C. Roos 1949-9-3 4650 Inyo Tecopa 427 Comment
  RSA509436  Suaeda moquinii A. R. Roos 1950-8-7 s.n. Inyo Tecopa Hot Springs, ca. 2 mi. N of Tecopa. 427 Comment
  RSA591731  Sambucus microbotrys J. C. Roos 1965-8-9 s.n. Inyo Gilbert Lake, near Kearsarge Pass, in the Sierra Nevada Range Comment
  RSA592493  Cleomella obtusifolia J. C. Roos 1965-7-11 s.n. Inyo Death Valley Junction. Comment
  RSA592496  Atriplex parryi J. C. Roos 1950-4-7 4726 Inyo Tecopa. 427 Comment
Read comments
Sep 29 2010
  RSA593756  Bahiopsis reticulata J. C. Roos 1956-9-30 6604 Inyo Wildrose Canyon, 1 mi below Wildrose Sta. Panamint Mtns. Comment
  RSA648014  Mirabilis froebelii J. C. Roos 1965-7-11 s.n. Inyo Wildrose Canyon. Panamint Mtns. Comment
  RSA648672  Koeleria macrantha J. C. Roos 1954-6-12 6134 Inyo northeast slope Wild Rose Peak, Panamint Mountains 2651 Comment
  RSA648675  Aristida purpurea var. purpurea J. C. Roos 1954-5-8 6106 Inyo Titus Canyon below Klare Spring, Grapevine Mountains 915 Comment
  RSA658438  Erigeron clokeyi J. C. Roos 1965-7-10 s.n. Inyo Arcane Meadow, near Telescope Peak Comment
  RSA658698  Lepidium flavum J. C. Roos 1969-12-22 3000 Inyo Near Keeler. 915 Comment
  RSA658866  Mirabilis bigelovii J. C. Roos 1965-7-11 s.n. Inyo Wildrose Canyon. Panamint Mtns. Comment
  RSA659184  Physocarpus alternans J. C. Roos 1965-7-10 s.n. Inyo Eagle Springs, Panamint Mtns. Comment
  RSA659488  Eriogonum umbellatum var. versicolor J. C. Roos, L. Roos 1954-6-26 6159 Inyo Badger Flats, Inyo Mtns. 2622 Comment
  RSA659605  Castilleja nana J. C. Roos 1967-8-5 s.n. Inyo Summit Ridge eadt of Badger flat. 3201 Comment
  RSA659659  Rosa woodsii J. C. Roos 1948-7-4 s.n. Inyo Thorndykes Spring, Panamint Mtns. Comment
  RSA659724  Haplopappus brickellioides J. C. Roos, P. A. Munz 1955-4-8 6306 Inyo Northern Mojave Desert Last Chance Mtns, east of Eureka Valley sand dunes. 1220 Comment
  RSA662412  Chrysothamnus viscidiflorus J. C. Roos, A. R. Roos 1953-8-8 5933 Inyo Blue Bell Mine, Badger Flat, Inyo Mtns. 2683 Comment
  RSA662413  Koeleria macrantha J. C. Roos, A. R. Roos 1953-8-9 5948 Inyo Tamarack Canyon, Inyo Mts. 2774 Comment
  RSA662414  Eriogonum microtheca var. ambiguum J. C. Roos, A. R. Roos 1953-8-7 5931 Inyo Blue Bell Mine, Badger Flat, Inyo Mtns. 2683 Comment
  RSA662419  Oxystylis lutea J. C. Roos 1965-7-11 s.n. Inyo Amargosa River at Eagle Mountain, south of Death Valley Junction. 610 Comment
  RSA664189  Kochia americana J. C. Roos 1965-9-18 s.n. Inyo Inyo Mountains; Darwin Mesa. Comment
  RSA664937  Bahiopsis reticulata J. C. Roos 1956-9-30 6604 Inyo Wildrose Canyon, 1 mi below Wildrose Sta. Panamint Mtns. Comment
  RSA664944  Brickellia multiflora J. C. Roos 1956-9-30 6603 Inyo Northern Mojave Desert Panamint Mtns, Wildrose Cyn, at Wildrose [Ranger] Station. Comment
  RSA71671  Penstemon scapoides J. C. Roos, Roos 1951-8-9 5122 Inyo White Mountains: East side of Reed Flat. 3049 Comment
  RSA71672  Muhlenbergia richardsonis J. C. Roos 1951-8-9 5123 Inyo Reed Flat, White Mountains 3049 Comment
  RSA71675  Eriogonum umbellatum var. versicolor J. C. Roos, Lucille Roos 1951-8-9 5126 Inyo Reed Flat, White Mountains 3171 Comment
  RSA71676  Gayophytum diffusum subsp. parviflorum J. C. Roos, L. Roos 1951-8-9 5127 Inyo North rim Reed Flat, White Mountains. 3171 Comment
  RSA71677  Crepis intermedia J. C. Roos, L. Roos 1951-8-10 10500 Inyo Head of Wyman Cnayon, White Mts. 3201 Comment
  RSA71708  Mimulus parryi J. C. Roos, Roos 1952-7-31 5879 Inyo NW of Cedar Flat, White Mountain 2439 Comment
  RSA71709  Peraphyllum ramosissimum J. C. Roos, L. Roos 1952-7-31 5880 Inyo NW of Cedar Flat, White Mountain 2439 Comment
  RSA71710  Agoseris parviflora J. C. Roos, L. Roos 1952-6-30 5896 Inyo Head of Wyman Canyon. 3200 Comment
  RSA71713  Cordylanthus kingii subsp. helleri J. C. Roos, L. Roos 1952-7-25 5818 Inyo Between Westgaard Pass and Reed Flat, White Mtns. 2439 Comment
  RSA71714  Astragalus kentrophyta var. elatus J. C. Roos, Lucille Roos 1952-7-26 5820 Inyo East side Reed Flat at head of Birch Creek, White Mts. 3049 Comment
  RSA71715  Lesquerella kingii J. C. Roos, L. Roos 1952-7-26 5821 Inyo East side Reed Flat at head of Birch Creek, White Mts. 3049 Comment
  RSA71720  Eriogonum wrightii var. subscaposum J. C. Roos, Lucille Roos 1952-7-27 5826 Inyo West rim of Reed Flat, White Mtns. 3110 Comment
  RSA71722  Melica stricta J. C. Roos, L. Roos 1952-7-27 5829 Inyo West rim of Reed Flat, White Mtns. 3110 Comment
  RSA71727  Physocarpus alternans J. C. Roos 1952-7-28 5842 Inyo White Mountains: Wyman Canyon 2683 Comment
  RSA71730  Mimulus nanus var. mephiticus J. C. Roos, Lucille Roos 1952-7-28 5845 Inyo Drying seep with Artemisia nova, lappula Redowskii, etc., Wyman Canyon, White Mts. 2622 Comment
  RSA71731  Mimulus nanus var. mephiticus J. C. Roos, Lucille Roos 1952-7-28 5846 Inyo Drying seep with Artemisia nova, lappula Redowskii, etc., Wyman Canyon, White Mts. 2622 Comment
  RSA71736  Penstemon scapoides J. C. Roos, Roos 1952-7-28 5853 Inyo White Mountains: Wyman Canyon 2744 Comment
  RSA71737  Mimulus suksdorfii J. C. Roos, Lucille Roos 1952-7-28 5854 Inyo White Mountains; head of Wyman Canyon 3201 Comment
  RSA71738  Navarretia breweri J. C. Roos, L. Roos 1952-7-28 5855 Inyo White Mountains; head of Wyman Canyon 3201 Comment
  RSA71741  Eriogonum umbellatum var. dichrocephalum J. C. Roos 1952-7-30 5858 Inyo East side Reed Flat, White Mts. 3079 Comment
  RSA71742  Salvia dorrii subsp. dorrii J. C. Roos 1952-7-30 5859 Inyo East side Reed Flat, White Mts. 3049 Comment
  RSA71746  Cymopterus cinerarius J. C. Roos, Lucille Roos 1952-7-27 5831 Inyo Ridge at S. E. rim Reed Flat, White Mountains. 3171 Comment
  RSA71747  Eriogonum ovalifolium J. C. Roos, Lucille Roos 1952-7-27 5833 Inyo Southeast rim Reed Flat, White Mountains. 3140 Comment
  RSA71748  Penstemon speciosus J. C. Roos, L. Roos 1952-7-27 5834 Inyo Ridge at S. E. rim Reed Flat, White Mountains. 3171 Comment
  RSA71749  Streptanthus cordatus J. C. Roos 1952-7-27 5835 Inyo Southeast rim Reed Flat, White Mountains. 3140 Comment
  RSA71751  Penstemon floridus J. C. Roos, L. Roos 1952-7-28 5838 Inyo Wyman Canyon, White Mts. 2591 Comment
  RSA71752  Pteryxia petraea J. C. Roos, Lucille Roos 1952-7-28 5839 Inyo Wyman Canyon, White Mountains. 2530 Comment
  RSA71761  Stipa nelsonii subsp. nelsonii J. C. Roos 1951-8-8 5107 Inyo Reed Flat, White Mountains 3171 Comment
  RSA71763  Lupinus argenteus var. tenellus J. C. Roos 1951-8-8 5109 Inyo North rim Reed flat, White Mts 3171 Comment
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Aug 22 2011
  RSA71769  Poa secunda J. C. Roos 1951-8-8 5117 Inyo SE rim Reed flat, White Mts 3079 Comment
  RSA71770  Chrysothamnus parryi subsp. asper J. C. Roos 1951-8-8 5114 Inyo SE rim Reed flat, White Mts 3079 Comment
  RSA71771  Gilia congesta J. C. Roos, Lucille Roos 1951-8-8 5115 Inyo SE rim Reed flat, White Mts 3079 Comment
  RSA71775  Townsendia scapigera J. C. Roos, Lucille Roos 1951-8-9 5120 Inyo Reed Flat, and 1 mile south of Reed Flat, White Mountains. 3049 Comment
  RSA71780  Achnatherum pinetorum J. C. Roos 1951-8-8 5086 Inyo 3 miles NW of Cedar Flat, White Mountains 2591 Comment
  RSA71782  Hesperostipa comata subsp. comata J. C. Roos, L. Roos 1951-8-8 5088 Inyo 3 miles NW of Cedar Flat, White Mountains 2591 Comment
  RSA71786  X Stiporyzopsis bloomeri J. C. Roos, L. Roos 1951-8-8 5092 Inyo 3 miles NW of Cedar Flat, White Mountains 2591 Comment
  RSA71787  Leptosiphon nuttallii subsp. pubescens J. C. Roos, L. Roos 1951-8-8 5093 Inyo Reed Flat, White Mountains 3171 Comment
  RSA71788  Elymus elymoides J. C. Roos, L. Roos 1951-8-8 5094 Inyo Head of Wyman Canyon, White Mountains. 3171 Comment
  RSA72063  Leymus cinereus J. C. Roos, L. Roos 1951-8-12 5185 Inyo Reed Flat, White Mountains. 3110 Comment
  RSA72064  Elymus trachycaulus subsp. trachycaulus J. C. Roos, L. Roos 1951-8-12 5184 Inyo Reed Flat, White Mountains 3171 Comment
  RSA72072  Woodsia scopulina J. C. Roos, Lucille Roos 1951-8-12 5189 Inyo 1.5 miles South of Reed Flat, White Mts. 2895 Comment
  RSA72073  Purshia tridentata var. tridentata J. C. Roos, Lucille Roos 1951-8-12 5187 Inyo 1 mile S of Reed Flat. White Mtns. 2957 Comment
  RSA72074  Chamaebatiaria millefolium J. C. Roos, L. Roos 1951-8-12 5188 Inyo 1.5 miles South of Reed Flat, White Mts. 2896 Comment
  RSA72075  Stephanomeria spinosa J. C. Roos, Lucille Roos 1951-8-12 5192 Inyo Westgard Pass, White Mountains. 2195 Comment
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Aug 22 2011
  RSA72077  Pinus longaeva J. C. Roos, Lucille Roos 1951-8-12 5186 Inyo Reed Flat, White Mountains 3171 Comment
  RSA74554  Achnatherum pinetorum J. C. Roos 1951-8-9 5121 Inyo N rim Reed Flat, White Mts 3140 Comment
  RSA74555  Elymus X hansenii J. C. Roos, L. Roos 1951-8-8 5094 Inyo Head of Wyman Canyon, White Mountains. 3171 Comment
  RSA74559  Achnatherum thurberianum J. C. Roos 1951-8-8 5087 Inyo 3 miles NW of Cedar Flat, White Mountains 2591 Comment
  RSA74562  Chrysothamnus parryi subsp. asper J. C. Roos 1951-8-8 5114 Inyo SE rim Reed flat, White Mts 3079 Comment
  RSA74566  Lupinus caespitosus J. C. Roos 1951-8-8 5108 Inyo Reed flat, White Mts. 3171 Comment
  RSA74575  Galium hypotrichium subsp. tomentellum J. C. Roos, Lucille Roos 1947-7-13 2876 Inyo Telescope Peak, Panamint Mountains. 3262 Comment
  RSA74600  Achnatherum webberi J. C. Roos, L. Roos 1952-7-25 5819 Inyo Between Westgard Pass and Reed Flat, White Mountains. 2439 Comment
  RSA74603  Piptatherum micranthum J. C. Roos, Roos 1952-7-28 5840 Inyo White Mountains:Wyman Canyon 2683 Comment
  RSA74609  Eriogonum umbellatum var. versicolor J. C. Roos, L. Roos 1951-8-9 5126 Inyo Reed Flat, White Mountains 3171 Comment
  RSA77258  Eriogonum heermannii var. argense J. C. Roos 1951-8-12 5191 Inyo Westgard Pass, White Mountains. 2195 Comment
  RSA79481  Achnatherum hymenoides J. C. Roos, A. R. Roos 1953-8-13 6013 Inyo Along crest of Inyo Mountains, 3 miles east of Badger Flats 3171 Comment
  RSA79482  Eriogonum umbellatum var. versicolor J. C. Roos, A. R. Roos 1953-8-13 6012 Inyo Along crest of Inyo mts. 3 miles east of Badger flat. 3262 Comment
  RSA79484  Townsendia scapigera J. C. Roos, A. R. Roos 1953-8-13 6010 Inyo Head of Tamarack Canyon, Inyo Mountains. 3140 Comment
  RSA79486  Salsola tragus J. C. Roos, A. Roos 1953-8-13 6008 Inyo Tamarack Canyon. 2744 Comment
  RSA79488  Lesquerella cordiformis J. C. Roos, A. R. Roos 1953-8-11 6006 Inyo About 3 miles east of Badger Flat 3110 Comment
  RSA79490  Chenopodium atrovirens J. C. Roos, A. Roos 1953-8-11 6004 Inyo In pass 3 miles east of Blue Bell Mine on trail to Side Hill Spring. 3108 Comment
  RSA79491  Agoseris parviflora J. C. Roos 1953-8-11 6003 Inyo In pass 3 miles east of Blue Bell Mine on trail to Side Hill Spring. 3108 Comment
  RSA79494  Brickellia multiflora J. C. Roos, A. R. Roos 1953-8-14 6032 Inyo Mazourka Canyon, Inyo Mts. 1768 Comment
  RSA79495  Atriplex canescens J. C. Roos, A. Roos 1953-8-14 6031 Inyo Al Rose Canyon; Inyo Mts. 2134 Comment
  RSA79500  Achnatherum parishii subsp. parishii J. C. Roos, A. R. Roos 1953-8-14 6025 Inyo Al Rose Canyon, Inyo Mts. 2500 Comment
  RSA79505  Chrysothamnus viscidiflorus subsp. viscidiflorus J. C. Roos 1953-8-13 6020 Inyo top of ridge, crest of Inyo Mts, 3 miles E of Badger Flat. 3338 Comment
  RSA79506  Castilleja applegatei subsp. martinii A. R. Roos, J. C. 1953-8-13 6019 Inyo Dry flat at crest of Inyo Mts., 3 milea east of Badger Flats. 3338 Comment
  RSA79507  Poa secunda J. C. Roos 1953-8-13 6018 Inyo Crest of Inyo Mts, 3 miles E of Badger flat. 3308 Comment
  RSA79542  Stephanomeria spinosa J. C. Roos, A. R. Roos 1953-8-11 5991 Inyo 2 miles east of Blue Bell Mine, Inyo Mts. 2866 Comment
  RSA79545  Leucopoa kingii J. C. Roos, A. R. Roos 1953-8-11 6001 Inyo In pass 3 miles east of Blue Bell Mine on trail to Side Hill Spring. 3108 Comment
  RSA79548  Astragalus oophorus J. C. Roos, A. R. Roos 1953-8-11 5987 Inyo 2 miles east of Blue Bell Mine, Inyo Mts. 2866 Comment
  RSA79552  Eriogonum microtheca var. lapidicola J. C. Roos 1953-8-11 5985 Inyo East of Badger Flat 2866 Comment
  RSA79557  Leptosiphon nuttallii subsp. pubescens J. C. Roos, L. Roos 1953-8-11 5995 Inyo 2.5 miles east of Blue Bell Mine, Inyo Mts. 2866 Comment
  RSA79617  Chrysothamnus viscidiflorus var. puberulus J. C. Roos 1953-8-8 5934 Inyo Blue Bell Mine, Badger flat, Inyo Mountains 2744 Comment
  RSA79618  Chrysothamnus viscidiflorus var. puberulus J. C. Roos 1953-8-8 5933 Inyo Blue Bell Mine, Badger Flat, Inyo Mtns. 2683 Comment
  RSA79620A  Eriogonum microtheca var. ambiguum J. C. Roos, A. R. Roos 1953-8-7 5931 Inyo Blue Bell Mine, Badger Flat, Inyo Mtns. 2683 Comment
  RSA79620B  Eriogonum microtheca var. laxiflorum J. C. Roos, A. R. Roos 1953-8-7 5931 Inyo Blue Bell Mine, Badger Flat, Inyo Mtns. 2683 Comment
  RSA79621  Arenaria kingii subsp. compacta J. C. Roos, A. R. Roos 1953-8-7 5930 Inyo Badger Flat near Blue Mine, Inyo Mountains. Comment
  RSA79642  Brickellia oblongifolia var. linifolia J. C. Roos, A. R. Roos 1953-8-10 5982 Inyo branch of Mazourka Canyon, Inyo Mts. 2561 Comment
  RSA79643  Chamaebatiaria millefolium J. C. Roos, A. R. Roos 1953-8-10 5981 Inyo Inyo Mountains, Mazourka Canyon. 2500 Comment
  RSA79644  Keckiella rothrockii subsp. rothrockii J. C. Roos, A. R. Roos 1953-8-10 5980 Inyo Inyo Mountains, branch of Mazourka Canyon. 2530 Comment
  RSA79645  Perityle megalocephala var. megalocephala J. C. Roos 1953-8-10 5979 Inyo Juniper belt, Mazourka Canyon, Inyo Mts. 2500 Comment
  RSA79646  Atriplex confertifolia J. C. Roos, A. Roos 1953-8-10 5978 Inyo Inyo Mountains, Mazourka Canyon. 2439 Comment
  RSA79647  Camissonia boothii subsp. desertorum J. C. Roos, A. R. Roos 1953-8-10 5977 Inyo Inyo Mountains, Mazourka Canyon. 2439 Comment
  RSA79649  Cercocarpus intricatus J. C. Roos, A. R. Roos 1953-8-10 5975 Inyo Inyo Mountains, Mazourka Canyon. 2470 Comment
  RSA79650  Chaenactis douglasii var. douglasii J. C. Roos, A. R. Roos 1953-8-10 5974 Inyo Badger Flat, Inyo Mts 2561 Comment
  RSA79654  Koeleria macrantha J. C. Roos, A. R. Roos 1953-8-9 5948 Inyo Tamarack Canyon, Inyo Mts. 2774 Comment
  RSA79659  Petradoria discoidea J. C. Roos 1953-8-9 5945 Inyo Tamarack Canyon, Inyo Mts. 2682 Comment
  RSA79689  Ericameria discoidea J. C. Roos, A. R. Roos 1953-8-9 5963 Inyo Inyo Mountains near head of Tamarack Canyon. 3078 Comment
  RSA79691  Astragalus platytropis J. C. Roos, A. R. Roos 1953-8-9 5961 Inyo Inyo Mountains: Near head of Tamarack Canyon 3079 Comment
  RSA79692  Castilleja nana J. C. Roos, A. R. Roos 1953-8-9 5960 Inyo Near head of Tamarack Canyon 3049 Comment
  RSA79694  Astragalus calycosus J. C. Roos, A. R. Roos 1953-8-9 5958 Inyo Near head of Tamarack Canyon 3049 Comment
  RSA79696  Pinus longaeva J. C. Roos, A. R. Roos 1953-8-9 5956 Inyo Dry rocky north slope, upper end of Tamarack Canyon, Inyo Mts. 3049 Comment
  RSA79697  Frasera puberulenta J. C. Roos, A. R. Roos 1953-7-9 5955 Inyo Near head of Tamarack Canyon. 3049 Comment
  RSA79698  Arenaria kingii subsp. compacta J. C. Roos 1953-8-9 5954 Inyo Inyo Mountains: Head of Tamarack Canyon; Inyo Mountains 3110 Comment
  RSA79700  Astragalus kentrophyta var. elatus J. C. Roos, A. R. Roos 1953-8-9 5952 Inyo Near head of Tamarack Canyon 3049 Comment
  RSA79703  Eriogonum wrightii var. subscaposum J. C. Roos, A. R. Roos 1953-8-8 5943 Inyo Northwest end of Badger Flat, Inyo Mountains. 2683 Comment
  RSA79704  Hesperostipa comata subsp. comata J. C. Roos, A. R. Roos 1953-8-8 5942 Inyo Badger Flat, Inyo Moutains 1812 Comment
  RSA79705  Machaeranthera canescens var. leucanthemifolia J. C. Roos 1953-8-8 5941 Inyo Badger flat, Inyo Mountains 2652 Comment
  RSA79709  Eriogonum heermannii var. argense J. C. Roos, A. R. Roos 1953-8-8 5937 Inyo Blue Bell Mine, Badger flat, Inyo Mountains 2744 Comment
  RSA79710  Penstemon scapoides J. C. Roos 1953-8-8 5936 Inyo Blue Bell Mine, Badger flat, Inyo Mountains 2744 Comment
  RSA79714  Leymus cinereus J. C. Roos, A. R. Roos 1953-8-9 5971 Inyo Southeast edge of Badger Flat, Inyo Mountains. 2622 Comment
  RSA79715  Ribes cereum J. C. Roos, A. R. Roos 1953-8-9 5970 Inyo Ridge southeast of Tamarack Canyon, Inyo Mountains 3232 Comment
  RSA79716  Stenotus acaulis J. C. Roos, A. R. Roos 1953-8-9 5969 Inyo Ridge southeast of Tamarack Canyon, Inyo Mountains 3232 Comment
  RSA79718  Achnatherum pinetorum J. C. Roos 1953-8-9 5967 Inyo Ridge southeast of Tamarack Canyon, Inyo Mountains 3232 Comment
  RSA79719  Koeleria macrantha J. C. Roos, A. R. Roos 1953-8-9 5966 Inyo Ridge southeast of Tamarack Canyon, Inyo Mountains 3232 Comment
  RSA85131  Salvia funerea J. C. Roos 1954-3-27 6057 Inyo Titus Canyon below Klare Spring, Grapevine Mts. Death Valley. 915 Comment
  RSA85139  Brickellia multiflora J. C. Roos, L. Roos 1954-3-27 6058 Inyo Titus Canyon below Klare Spring, Grapevine Mts. Death Valley. 914 Comment
  RSA85142  Cordylanthus tecopensis J. C. Roos 1953-10-31 6033 Inyo Amargosa River bed 3 miles south of Shoshone 442 Comment
  RSA85143  Hecastocleis shockleyi J. C. Roos, L. Roos 1954-3-27 6055 Inyo Summit of Grapevine Mts. above Leadfield 1646 Comment
  RSA85144  Chrysothamnus albidus J. C. Roos 1953-10-31 6034 Inyo Amargosa River bed 3 miles south of Shoshone 442 Comment
  RSA85147  Arctomecon merriamii J. C. Roos, Lucille Roos 1954-3-27 6053 Inyo Summit of Grapevine Mts. above Leadfield. 1585 Comment
  RSA85155  Astragalus mohavensis var. hemigyrus J. C. Roos 1954-3-25 6048 Inyo Wildrose Canyon below Wildrose Spring, Panamint Mts. 1097 Comment
  RSA85280  Centaurium exaltatum J. C. Roos, A. R. Roos 1950-8-7 4927 Inyo Tecopa, eastern Mohave desert. Comment
  RSA85283  Sporobolus airoides J. C. Roos, A. R. Roos 1950-8-7 4924 Inyo Tecopa. Comment
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Jun 30 2012
  RSA85639  Aster pauciflorus J. C. Roos, A. R. Roos 1950-8-7 4923 Inyo Tecopa 427 Comment
  RSA89030  Chrysothamnus albidus J. C. Roos 1954-8-15 6224 Inyo Lower Warm Spring, Saline Valley. 427 Comment
  RSA89043  Caulostramina jaegeri J. C. Roos, L. Roos 1954-6-29 6185 Inyo Inyo Mountains; The Narrows, Marble Canyon 2195 Comment
  RSA89044  Erigeron uncialis J. C. Roos 1954-6-26 6160 Inyo Inyo Mountains; Mazourka Canyon, near SE end of Badger Flats 2622 Comment
  RSA89045  Chaetadelpha wheeleri J. C. Roos 1954-8-13 6208 Inyo Southeast end Eureka Valley 945 Comment
  RSA89525  Nitrophila mohavensis J. C. Roos 1954-9-14 6234 Inyo Amargosa Desert 3 miles NE of Death Valley Junction along Ash Meadows road 625 Comment
  RSA89533  Nitrophila mohavensis J. C. Roos 1954-7-18 6194 Inyo Amargosa Desert 3 miles NE of Death Valley Junction along Ash Meadows road 625 Comment
  RSA89878  Chrysothamnus albidus J. C. Roos 1954-9-14 6232 Inyo Amargosa River bottomland, 3 mi. S of Shoshone. 433 Comment
  RSA89886  Cordylanthus tecopensis J. C. Roos 1954-6-13 6139 Inyo Open flats of Amargosa Desert 3 mi. NE of Death Valley Junction along Ash Meadow road. 625 Comment
  RSA89888  Cordylanthus tecopensis J. C. Roos 1954-9-14 6231 Inyo Amargosa River bottomland, 3 mi. S of Shoshone. 433 Comment
  RSA89901  Ericameria gilmanii J. C. Roos 1954-8-14 6216 Inyo The Narrows, Marble Canyon. 2180 Comment
  RSA92169  Camissonia boothii subsp. desertorum J. C. Roos, Lucille Roos 1954-6-26 6165 Inyo Inyo Mountains, Mazourka Canyon 2439 Comment
  RSA92171  Penstemon floridus var. austinii J. C. Roos, L. Roos 1954-6-26 6163 Inyo Inyo Mountains, Mazourka Canyon. 2439 Comment
  RSA92465  Camissonia walkeri subsp. tortilis J. C. Roos, Lucille Roos 1954-5-9 6109 Inyo Emigrant Canyon, Panamint Mts. 1220 Comment
  SBBG16843  Hazardia brickellioides J. C. Roos, A. R. Roos 1955-8-23 6530 Inyo W base of Last Chance Mtns, E of Eureka Valley sand dunes 1219 Comment
  SD239551  Hydrocotyle verticillata J. C. Roos, A. R. Roos 1950-8-7 4917 Inyo Northern Mojave Desert: China Ranch near Tecopa Pass (Tecopa 7.5'Q) 427 Comment
  SD239597  Iva acerosa J. C. Roos, A. R. Roos 1950-8-7 Inyo Northern Mojave Desert: Tecopa in Amargosa River Valley. Low moist area near town. 427 Comment
  SD46412  Astragalus lentiginosus var. micans John C. Roos 1955-5-13 6354 Inyo End of Eureka Valley, east of Inyo Mountains. 929 Comment
  SD52861  Fendlerella utahensis J. C. Roos 1955-7-21 6486 Inyo On rocky north slope, Whitetop Peak, summit; Last Chance Mountains. 2530 Comment
  SD52862  Eriogonum shockleyi var. shockleyi John C. Roos 1955-7-21 6484 Inyo Whitetop Peak, summit Last Chance Moutnains 2650 Comment
  SD52863  Chrysothamnus viscidiflorus subsp. puberulus J. C. Roos 1955-7-21 6478 Inyo Ridge of Last Chance Mountains, 2.5 miles south of Willow Spring. 2315 Comment
  SD52866  Centrostegia thurberi J. C. Roos 1955-6-18 6422 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2012 Comment
  SD52875  Eriogonum brachypodum John C. Roos 1955-7-22 6498 Inyo Willow Creek, west slope Last Chance Mountains 1615 Comment
  SD52919  Eriogonum panamintense var. mensicola John C. Roos 1955-7-24 6521 Inyo Nelson Range near head of Grapevine canyon 1890 Comment
  SD52920  Eriogonum clavatum John C. Roos 1955-7-24 6520 Inyo roadside, Nelson Range near head of Grapevine Canyon 1890 Comment
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Dec 22 2020
  SD52921  Eriogonum deflexum var. baratum John C. Roos 1955-7-24 6519 Inyo Nelson Range near head of Grapevine Canyon 1890 Comment
  SD52926  Oxytropis viscida J. C. Roos, A. R. Roos 1955-8-26 6557 Inyo Inyo Mountains, summit of Waucoba Mountain, on open moist (thunderstorms) rocky bench 3383 Comment
  SD52927  Artemisia norvegica subsp. saxatilis J. C. Roos, A. R. Roos 1955-8-26 6555 Inyo Summit Waucoba Mountain. 3350 Comment
  SD52929  Ericameria parryi var. aspera J. C. Roos, A. R. Roos 1955-8-26 6551 Inyo On main ridge between Squaw Peak and Waucoba Mountain, Inyo Mountains. 2955 Comment
  SD52933  Fraxinus anomala J. C. Roos 1955-6-19 6441 Inyo Last Chance Mountains, 3.0 miles south of Willow Spring. 2377 Comment
  SD52934  Ericameria nana J. C. Roos, A. R. Roos 1955-8-24 6538 Inyo Summit ridge of Last Chance Mountains, 3.5 miles south of Willow Spring 2440 Comment
  SD52935  Gilia ochroleuca J. C. Roos 1955-6-17 6411 Inyo 2.0 miles northeast of Willow Spring, Last Chance Mountains. 2012 Comment
  SD52945  Eremothera boothii subsp. intermedia J. C. Roos 1955-6-17 9396 Inyo 2.0 miles northeast of Willow Spring, Last Chance Mountains. 2012 Comment
  SD52947  Boechera pulchra J. C. Roos 1955-6-17 6398 Inyo 2.0 miles northeast of Willow Spring, Last Chance Mountains. 2010 Comment
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Nov 4 2011
  SD52948  Lappula redowskii J. C. Roos 1955-6-17 6408 Inyo 2 miles northeast of Willow Spring, Last Chance Mountains 2010 Comment
  SD52949  Eucrypta micrantha J. C. Roos 1955-6-17 6413 Inyo 2.0 miles northeast of Willow Spring, Last Chance Mountains. 2012 Comment
  SD52951  Chrysothamnus viscidiflorus subsp. puberulus J. C. Roos, A. R. Roos 1955-8-24 6542 Inyo Last Chance Mountains, 1 mile northeast of Willow Spring. 1860 Comment
  SD52954  Petrophytum caespitosum J. C. Roos, A. R. Roos 1955-8-26 6550 Inyo canyon on east side of saddle between Squaw Peak and Waucoba Mt. Inyo Mts. 2682 Comment
  SD52994  Eriogonum brachyanthum John C. Roos 1955-7-24 6523 Inyo Nelson Range near head of Grapevine Canyon 1890 Comment
  SD52996  Lepidospartum latisquamum J. C. Roos, A. R. Roos 1955-8-24 6539 Inyo Near Willow Spring, Last Chance Mountains. 1830 Comment
  SD52997  Ericameria discoidea J. C. Roos, A. R. Roos 1955-8-26 6552 Inyo North shoulder Waucoba Mountain; Inyo Mountains. 3265 Comment
  SD52999  Eriogonum nummulare John C. Roos 1955-7-20 6476 Inyo 0.1 mile NW of boundary marker #80, Last Chance Mountains 2 miles east of Willow Spring 2073 Comment
  SD53000  Hazardia brickellioides J. C. Roos 1955-7-23 6513 Inyo Beveridge Canyon, east base Inyo Mountains, Saline Valley 640 Comment
  SD53002  Eriogonum cernuum John C. Roos 1955-7-23 6507 Inyo Soldier Flat at east base Waucoba Mountain, roadside 2194 Comment
  SD53003  Eriastrum wilcoxii J. C. Roos 1955-7-23 6508 Inyo Soldier Flat at East base Waucoba Mts. Inyo Mts. 2194 Comment
  SD53005  Eriogonum heermannii var. argense J. C. Roos, A. R. Roos 1955-8-24 6537 Inyo Ridge 2 miles south of Willow Spring, Last Chance Mts. 2286 Comment
  SD53008  Penstemon floridus John C. Roos 1955-6-18 6423 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2012 Comment
  SD53010  Muhlenbergia porteri John C. Roos, A. R. Roos 1955-8-23 6534 Inyo West base Last Chance Mts. east of Eureka Valley sand dunes 1219 Comment
  SD53011  Eriogonum deflexum var. baratum John C. Roos 1955-7-22 6499 Inyo Willow Creek, west slope Last Chance Mountains 1615 Comment
  SD53014  Chorizanthe brevicornu var. spathulata J. C. Roos 1955-6-20 6459 Inyo Last Chance Mountains 2 miles NE of Willow Spring 1951 Comment
  SD53017  Streptanthus cordatus J. C. Roos 1955-6-17 6399 Inyo 2.0 miles northeast of Willow Spring, Last Chance Mountains. 2010 Comment
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Nov 4 2011
  SEINET14214732  Aristida purpurea J. C. Roos 1954-5-9 6108 Inyo Emigrant Canyon, Panamint Mtns 1220 Comment
  SEINET8465415 Image available Lomatium inyoense J. C. Roos, A. R. Roos 1953-8-9 5964 Inyo Inyo Mtns, Upper Tamarack Canyon 3110 Comment
  UC1010174  Swertia puberulenta J. C. and A. R. Roos 1953-8-9 5955 Inyo near head of Tamarack Canyon; Inyo Mts., Tamarack Canyon 3048 Comment
  UC1010177  Chrysothamnus viscidiflorus subsp. puberulus John and Lucille Roos 1951-8-8 5091 Inyo 3 mi nw Cedar Flat; White Mts. 2590 Comment
  UC1010180  Lupinus lepidus var. utahensis John and Lucille Roos 1951-8-8 5108 Inyo Reed Flat White Mountains 3139 Comment
  UC1010182  Lepidospartum latisquamum John and Lucille Roos 1951-8-7 5082 Inyo near Batchelder Spring (w side Westgaard Pass, White Mts.); White Mts., w side Westgaard Pass near Batchelder Spring 1828 Comment
  UC1010184  Townsendia scapigera John and Lucille Roos 1951-8-9 5120 Inyo 1 mi s Reed Flat (and at Reed Flat); White Mts., Reed Flat 3048 Comment
  UC1010186  Eriogonum umbellatum var. versicolor John and Lucille Roos 1951-8-9 5126 Inyo Reed Flat White Mts., Reed Flat 3169 Comment
  UC1010202  Helianthus annuus John and Lucille Roos 1951-8-12 5195 Inyo Lone Pine 1143 Comment
  UC1010203  Cordylanthus kingii subsp. helleri John and Lucille Roos 1952-7-25 5818 Inyo between Westgaard Pass and Reed Flat; White Mountains 2438 Comment
  UC1010204  Astragalus kentrophyta var. elatus John and Lucille Roos 1952-7-26 5820 Inyo e side Reed Flat at head Birch Creek (White Mts.); , Reed Flat at head Birch Creek 3048 Comment
  UC1010205  Crepis intermedia John and Lucille Roos 1952-7-27 5832 Inyo Reed Flat White Mts. (se rim) 3139 Comment
  UC1010211  Physalis pubescens var. grisea J. C. and A. R. Roos 1954-8-15 6221 Inyo below mouth of Hunter Canyon (Saline Valley); Saline Valley 365 Comment
  UC1010221  Pleiacanthus spinosus John C. Roos 1947-7-11 2902 Inyo Mahogany Flats Panamint Mts. 2438 Comment
  UC1010222  Crepis nana John and Lucille Roos 1947-7-13 2895 Inyo Telescope Peak Panamint Mts. (w face) 3352 Comment
  UC1010223  Sphaeromeria cana John and Lucille Roos 1947-7-13 2877 Inyo summit Telescope Peak; Panamint Mts., summit Telescope Peak Comment
  UC1010225  Cordylanthus tecopensis J. C. and A. R. Roos 1950-8-7 4929 Inyo Tecopa Hot Springs 426 Comment
  UC1010226  Helianthus annuus J. C. and A. R. Roos 1950-8-7 4928 Inyo Tecopa Hot Springs 426 Comment
  UC1010228  Brickellia longifolia John and Lucille Roos 1947-9-20 2813 Inyo Emigrant Wash above Emigrant Spring, Panamint Mts. 1249 Comment
  UC1010244  Phlox condensata J. C. and A. R. Roos 1953-8-13 6011 Inyo e of headwaters of Tamarack Canyon (crest of Inyo Mts.); Inyo Mts. 3169 Comment
  UC1010245  Leptodactylon pungens J. C. and A. R. Roos 1953-8-13 6017 Inyo 3 mi e Badger Flat (crest of Inyo Mts.); Inyo Mts. 3261 Comment
  UC1010247  Brickellia microphylla var. microphylla J. C. and A. R. Roos 1953-8-14 6029 Inyo Al Rose Canyon 2133 Comment
  UC1010249  Chaetopappa ericoides J. C. and A. R. Roos 1953-8-11 5986 Inyo ridge 1.5 mi e of Blue Bell Mine (dry rocky e slope); Inyo Mts. 2865 Comment
  UC1010250  Senecio spartioides J. C. and A. R. Roos 1953-8-11 5990 Inyo 2 mi e Blue Bell Mine; Inyo Mts. 2865 Comment
  UC1010252  Festuca kingii J. C. and A. R. Roos 1953-8-11 6001 Inyo pass 3 mi e Blue Bell Mine (on trail to Side Hill Spring); Inyo Mountians 3108 Comment
  UC1010254  Streptanthus cordatus J. C. and A. R. Roos 1953-8-11 6007 Inyo 3 mi e Badger Flat; Inyo Mts. 3048 Comment
  UC1010257  Astragalus newberryi J. C. and A. R. Roos 1953-8-9 5957 Inyo Tamarack Canyon , Tamarack Canyon (Inyo Mts.) 3048 Comment
  UC1010258  Astragalus calycosus var. calycosus J. C. and A. R. Roos 1953-8-9 5958 Inyo near head Tamarack Canyon Inyo Mts. Tamarack Canyon (Inyo Mts.) 3048 Comment
  UC1010259  Ericameria discoidea J. C. and A. R. Roos 1953-8-9 5963 Inyo n slope near head Tamarack Canyon; Inyo Mts. 3078 Comment
  UC1010260  Astragalus lentiginosus var. semotus J. C. and A. R. Roos 1953-8-9 5965 Inyo upper end Tamarack Canyon (Inyo Mts.); , upper end Tamarack Canyon 3108 Comment
  UC1010261  Stenotus acaulis J. C. and A. R. Roos 1953-8-9 5969 Inyo S. E. of head of Tamarack Canyon, Inyo Mts. 3230 Comment
  UC1010262  Ribes cereum J. C. and A. R. Roos 1953-8-9 5970 Inyo se Tamarack Canyon; Inyo Mts. 3230 Comment
  UC1010270  Chaetadelpha wheeleri John and Lucille Roos 1954-6-28 6174 Inyo se end of Eureka Valley 929 Comment
  UC1010275  Cordylanthus tecopensis John and Lucille Roos 1954-9-14 6231 Inyo 3 mi s Shoshone (along Amargosa River); Amargosa River 432 Comment
  UC1010276  Cordylanthus tecopensis J. C. and A. R. Roos 1954-6-13 6139 Inyo 3 mi ne Death Valley junction (along Ash Meadows road); Amargosa desert 624 Comment
  UC1010280  Salvia funerea John and Lucille Roos 1954-3-27 6057 Inyo below Klare Spring (Titus Canyon); Death Valley, Grapevine Mts. 914 Comment
  UC1010292  Almutaster pauciflorus J. C. and A. R. Roos 1950-8-7 4923 Inyo Tecopa Eastern Mohave Desert 426 Comment
  UC1010325  Cuniculotinus gramineus J. C. and A. R. Roos 1953-8-8 5935 Inyo on hill behind Blue Bell Mine ((Also seen on the ridge e of this locality up to about 9500 ft)); Inyo Mts., Badger Flats 2743 Comment
  UC1010326  Cuniculotinus gramineus J. C. and A. R. Roos 1953-8-9 5945 Inyo Inyo Mts., Tamarack Canyon 2682 Comment
  UC1010328  Ericameria albida John and Lucille Roos 1954-9-14 6232 Inyo 3 mi s of Shoshone (Amargosa River bottomland); Amargosa River 432 Comment
  UC1010332  Penstemon scapoides J. C. and A. R. Roos 1953-8-8 5936 Inyo hill behind Blue Bell Mine (Badger Flat); Inyo Mts., Badger Flat 2743 Comment
  UC1010334  Monardella odoratissima subsp. glauca J. C. and A. R. Roos 1953-8-9 5951 Inyo Tamarack Canyon Inyo Mts. 3078 Comment
  UC1010336  Arenaria kingii var. glabrescens A. R. and J. C. Roos 1953-8-9 5954 Inyo slope near head of Tamarack Inyo Mts., Tamarack 3048 Comment
  UC1010337  Chrysothamnus viscidiflorus subsp. puberulus J. C. and A. R. Roos 1953-8-8 5933 Inyo Blue Bell Mine Inyo Mts., Badger Flat 2682 Comment
  UC1010339  Chrysothamnus viscidiflorus subsp. puberulus J. C. and A. R. Roos 1953-8-8 5934 Inyo on hill behind Blue Bell Mine; Inyo Mts., Badger Flat 2743 Comment
  UC1010341  Pinus longaeva J. C. and A. R. Roos 1953-8-9 5956 Inyo upper end Tamarack Canyon Inyo Mts., Tamarack Canyon (on dry rocky n slope) 3048 Comment
  UC1010485  Nitrophila mohavensis J. C. Roos and A. R. Roos 1954-6-13 6140 Inyo along Ash Meadows road 3 mi ne Death Valley Junction; Amorgosa Desert; Amargosa Desert, NE of Death Valley, Inyo Co. 624 Comment
  UC1010486  Nitrophila mohavensis John C. Roos 1954-7-18 Inyo along Ash Meadows road 3 mi ne Death Valley Junction; Amorgosa Desert 624 Comment
  UC1018150  Lomatium foeniculaceum subsp. inyoense J. C. and A. R. Roos 1953-8-9 5964 Inyo Inyo Mts. Upper Tamarack Canyon; , Upper Tamarack Canyon 3108 Comment
  UC1018152 Image available Lomatium foeniculaceum subsp. inyoense John and Lucille Roos 1954-6-24 6148 Inyo 3 mi e Badger Flat (near Side Hill Spring, pass at crest of Inyo Mts); Inyo Mts.; Badger Flat, Inyo Mts., Inyo Co. 3108 Comment
  UC1023378  Achnatherum John and Lucille Roos 1952-8-8 5092 Inyo 3 mi nw Cedar Flat; White Mts. 2590 Comment
  UC1023380  Poa secunda subsp. juncifolia John and Lucille Roos 1951-8-8 5117 Inyo se rim Reed Flat; White Mts Comment
  UC1023381  Muhlenbergia richardsonis John and Lucille Roos 1951-8-9 5123 Inyo Reed Flat White Mts. 3048 Comment
  UC1023384  Eragrostis mexicana subsp. virescens John and Lucille Roos 1951-8-12 5194 Inyo Big Pine along Big Pine Creek; Big Pine along Big Pine Creek 1219 Comment
  UC1023398  Achnatherum J. C. and A. R. Roos 1953-8-13 6014 Inyo 3 mi e Badger Flat; Crest of Inyo Mts. 3169 Comment
  UC1023399  Elymus elymoides subsp. elymoides J. C. and A. R. Roos 1953-8-13 6016 Inyo 3 mi e Badger Flat (crest of mts.); Inyo Mts. 3230 Comment
  UC1023400  Achnatherum parishii J. C. and A. R. Roos 1953-8-14 6025 Inyo Al Rose Canyon Inyo Mts. 2499 Comment
  UC1023402  Townsendia scapigera J. C. and A. R. Roos 1953-8-13 6010 Inyo Head of Tamarack Canyon Inyo Mts. 3139 Comment
  UC1023404  Astragalus platytropis J. C. and A. R. Roos 1953-8-9 5961 Inyo near head Tamarack Canyon (Inyo Mts.); , near head Tamarack Canyon 3078 Comment
  UC1023407  Achnatherum pinetorum J. C. and A. R. Roos 1953-8-8 5939 Inyo Badger Flat Inyo Mts., Badger Flat 2651 Comment
  UC1023408  Castilleja nana J. C. and A. R. Roos 1953-8-9 5960 Inyo near head of Tamarack Canyon; Inyo Mountains 3048 Comment
  UC1026577  Achnatherum pinetorum J. C. and A. R. Roos 1954-6-12 6132 Inyo 1 mi ese Wild Rose Peak (ridge between Wild Rose and Trail Canyons); Panamint Mts. 2499 Comment
Read comments
Jan 20 2012
  UC1026578  Cyperus laevigatus John and Lucille Roos 1953-11-2 6042 Inyo Tecopa Hot Springs 426 Comment
  UC1029607  Pinus flexilis J. C. and A. R. Roos 1953-8-9 5972 Inyo Tamarck Canyon Inyo Mountains 2865 Comment
  UC1042969  Hecastocleis shockleyi John and Lucille Roos 1954-5-8 6094 Inyo crest of mountains above Leadfield; Grapevine Mts. 1645 Comment
  UC1042972  Nitrophila mohavensis John and Lucille Roos 1954-5-7 6079 Inyo along Ash Meadows road 3 mi ne Death Valley Junction; Amorgosa Desert 624 Comment
  UC1042979  Cryptantha hoffmannii J. C. and A. R. Roos 1954-6-12 6137 Inyo Wild Rose Peak, Panamint Mts. 2758 Comment
  UC1042981  Cercocarpus ledifolius var. intricatus John and Lucille Roos 1954-6-26 6157 Inyo Tamarack Canyon Inyo Mts. 2743 Comment
  UC1042982  Chenopodium leptophyllum John and Lucille Roos 1954-6-26 6161 Inyo Mazourka Canyon Inyo Mts., Badger Flat (se end of Flat) 2621 Comment
  UC1042983  Hesperostipa comata John and Lucille Roos 1954-6-26 6162 Inyo canyon at se end Badger Flat; Inyo Mts., Mazourka Canyon 2621 Comment
  UC1042984  Ribes velutinum John and Lucille Roos 1954-6-26 6164 Inyo Mazourka Canyon Inyo Mts. 2438 Comment
  UC1042987  Petalonyx nitidus John and Lucille Roos 1954-6-28 6169 Inyo w. side Eureka Valley (Loretto Rd.); Inyo Mts., Eureka Valley 1676 Comment
  UC1042989  Jamesia americana var. rosea John and Lucille Roos 1954-6-29 6186 Inyo The Narrows Inyo Mts., Marble Canyon, The Narrows 2194 Comment
  UC1042997  Ericameria gilmanii A. R. and J. C. Roos 1954-8-14 6216 Inyo The Narrows Inyo Mts., Marble Canyon 2179 Comment
  UC1043001  Nitrophila mohavensis John and Lucille Roos 1954-9-14 6234 Inyo along Ash Meadows road 3 mi ne Death Valley Junction; Amorgosa Desert 624 Comment
  UC1043010  Ericameria albida John and Lucille Roos 1954-11-23 6259 Inyo Saline Valley, Lower Warm Springs 426 Comment
  UC1043013  Anulocaulis annulatus John and Lucille Roos 1954-11-24 6261 Inyo mouth of Beveridge Canyon (Saline Valley, e. base Inyo Mts.); Inyo Mts., Saline Valley 563 Comment
  UC1043015  Cordylanthus tecopensis John and Lucille Roos 1953-11-1 6035 Inyo 3 mi ne Death Valley Junction (on Ash Meadows Road, flats of Amargosa Desert); Amargosa Desert 624 Comment
  UC1043016  Nitrophila mohavensis John and Lucille Roos 1953-11-1 6063 Inyo along Ash Meadows road 3 mi ne Death Valley Junction; Amorgosa Desert 624 Comment
  UC1075868  Buddleja utahensis John C. Roos 1955-4-8 20570 Inyo s end of Eureka Valley e Eureka Valley sand dunes (Last Chance Mts., ne Inyo Co.); Last Chance Mts., s end of Eureka Valley e of sand dunes 1219 Comment
  UC1080597  Lupinus holmgrenianus John C. Roos 1955-5-15 6374 Inyo 2 mi ne Willow Spring (Last Chance Mts., almost on the Calif-Nevada State Line); Last Chance Mts., ne of Willow Spring 2042 Comment
  UC1080599  Oenothera californica subsp. eurekensis John C. Roos 1955-5-13 6356 Inyo se end Eureka Valley 944 Comment
  UC1080600  Chaetadelpha wheeleri John C. Roos 1955-5-13 6357 Inyo se end of Eureka Valley 975 Comment
  UC1080601  Acamptopappus shockleyi John C. Roos 1955-5-13 6345 Inyo e, in sand dunes, at w base of Last Chance Mts Eureka Valley; Last Chance Mts. 1280 Comment
  UC1080604  Buddleja utahensis John C. Roos 1955-5-13 6335 Inyo e Eureka Valley sand dunes (w base of Last Chance Mts.); w base Last Chance Mts., e of Eureka Valley sand dunes 1219 Comment
  UC1080608  Penstemon monoensis John C. Roos 1955-5-16 6389 Inyo Waucoba road 7 mi e Big Pine (w side Inyo Mts.); , e of Big Pine 1615 Comment
  UC1080610  Astragalus inyoensis John C. Roos 1955-5-15 6371 Inyo 0.5 mi w Willow Spring (Last Chance Mts.); , w of Willow Spring 1767 Comment
  UC1080612  Astragalus casei John C. Roos 1955-5-15 6373 Inyo 0.5 mi w Willow Spring (Last Chance Mts.); , w of Willow Spring 1767 Comment
  UC1080614  Ribes velutinum John C. Roos 1955-5-15 6368 Inyo 0.5 miles west of Willow Spring Last Chance Mts. 1767 Comment
  UC1080633  Chaetadelpha wheeleri John C. Roos 1955-5-13 6364 Inyo West side of Eureka Valley at mouth of Marble Canyon. 1036 Comment
  UC1080635  Camissonia pusilla John C. Roos 1955-5-15 6363 Inyo 0.5 mi w Willow Spring; Last Chance Mts. 1767 Comment
  UC1080636  Corispermum americanum var. americanum John C. Roos 1955-5-13 6361 Inyo sand dunes at mouth of Marble Canyon, W side Eureka Valley 1036 Comment
  UC1080637  Lupinus shockleyi John C. Roos 1955-5-13 6360 Inyo sand dunes at mouth of Marble Canyon mouth of Marble Canyon (w side Eureka Valley); , Mouth of Marble Canyon 1036 Comment
  UC1105691  Achnatherum aridum John C. Roos 1955-5-13 6346 Inyo e of Eureka Valley sand dunes (w base of Last Chance Mts.); Last Chance Mts. 1280 Comment
  UC1105693  Tridens muticus John C. Roos 1955-5-13 6339 Inyo e of Eureka Valley (w base of Last Chance Mountains); Last Chance Mountains 1219 Comment
  UC1117444  Panicum capillare J. C. Roos and E. C. Jaeger 1955-7-23 6518 Inyo below mouth Hunter Canyon (Saline Valley); , Hunter Canyon Comment
  UC1117446  Achnatherum occidentale subsp. occidentale J. C. and A. R. Roos 1955-8-26 6556 Inyo n shoulder of Waucoba Mt. Inyo Mts., Waucoba Mt. 3352 Comment
  UC1117447  Sporobolus cryptandrus J. C. and A. R. Roos 1955-8-26 6560 Inyo e. base Waucoba Mt. (Soldier Flat); Inyo Mts., , Soldier Flat 2164 Comment
  UC1117448  Dichanthelium acuminatum subsp. fasciculatum J. C. Roos 1955-7-23 6511 Inyo mouth of Beveridge Canyon e base Inyo Mts., Saline Valley (Saline Valley) 609 Comment
  UC1117457  Achnatherum thurberianum J. C. Roos 1955-6-21 6462 Inyo 2 mi ne Willow Spring; Last Chance Mountains 1950 Comment
  UC1117459  Muhlenbergia porteri J. C. and A. R. Roos 1955-8-25 6546 Inyo Lorretto rd 1 mi w Loretto Mine; e slope Inyo Mts. 1584 Comment
  UC1117460  Pleuraphis jamesii J. C. Roos 1955-6-17 6404 Inyo 2 mi ne Willow Spring (Last Chance Mountains); , ne of Willow Spring 2011 Comment
  UC1117461  Muhlenbergia porteri J. C. and A. R. Roos 1955-8-23 6534 Inyo e Eureka Valley sand dunes; west base Last Chance Mts. 1219 Comment
  UC1117606  Achnatherum pinetorum J. C. Roos 1955-7-21 6480 Inyo Whitetop Mountains, summit of Last Chance Mountains Last Chance Mountains 2499 Comment
  UC1117607  Gayophytum diffusum subsp. parviflorum J. C. Roos 1955-6-21 6463 Inyo 2 mi ne Willow Spring; Last Chance Mountains 1950 Comment
  UC1117608  Muhlenbergia porteri John C. Roos 1955-5-13 6341 Inyo e. Eureka Valley sand dunes (w. base Last Chance Mts.); Last Chance Mts. 1219 Comment
  UC1117611  Bromus trinii John C. Roos 1955-5-13 6330 Inyo e of Eureka Valley (w base of Last Chance Mountains); Last Chance Mountains 1219 Comment
Read comments
Mar 27 2011
  UC1234642  Eriogonum deflexum var. baratum J. C. Roos 1955-7-24 6519 Inyo near head of Grapevine Canyon; Nelson Range 1889 Comment
  UC1234643  Eriogonum trichopes J. C. Roos 1955-7-24 6520 Inyo near head of Grapevine Canyon; Nelson Range 1889 Comment
  UC1234644  Eriogonum mensicola J. C. Roos 1955-7-24 6521 Inyo near head of Grapevine Canyon; Nelson Range 1889 Comment
  UC1234661  Fendlerella utahensis J. C. Roos 1955-7-21 6486 Inyo summit of Whitetop Peak Last Chance Mountains 2529 Comment
  UC1234663  Chrysothamnus viscidiflorus subsp. viscidiflorus A. R. and J. C. Roos 1955-8-26 6553 Inyo n shoulder Waucoba Mt.; Inyo Mts., Waucoba Mt. 3200 Comment
  UC1234670  Lomatium foeniculaceum subsp. inyoense J. C. and A. R. Roos 1955-8-26 6554 Inyo summit & n. shoulder Waucoba Mt.; Inyo Mts., Waucoba Mt. 3383 Comment
  UC1234671  Astragalus platytropis J. C. Roos 1955-7-21 6481 Inyo rocky and gravel limestone slide on n slope Whitetop Peak (Last Chance Mountains); , n slope Whitetop Peak 2499 Comment
  UC1234676  Anulocaulis annulatus J. C. Roos 1955-7-23 6510 Inyo mouth of Beveridge Canyon (Saline Valley, e. base Inyo Mts.); Inyo Mts., Saline Valley 609 Comment
  UC1234678  Eriogonum cernuum var. cernuum J. C. Roos 1955-7-23 6507 Inyo Soldier Flat at e base of Waucoba Mountain Inyo Mountains, Waucoba Mountain 2194 Comment
  UC1234681  Oxytheca dendroidea subsp. dendroidea J. C. Roos 1955-7-23 6504 Inyo Soldier Flat, e base of Waucoba Mountain Inyo Mountains, Waucoba Mountain 2194 Comment
  UC1234682  Eriogonum nummulare J. C. Roos and E. C. Jaeger 1955-7-22 6503 Inyo Slodier Flat, e base Waucoba Mountain Inyo Mountains, Waucoba Mountain, Slodier Flat 2194 Comment
  UC1234684  Lepidospartum latisquamum J. C. Roos 1955-7-22 6500 Inyo wash Willow Creek; w slope Last Chance Mountains, Willow Creek 1615 Comment
  UC1234732  Artemisia rothrockii J. C. and A. R. Roos 1955-8-26 6558 Inyo summit of Waucoba Mt. Inyo Mts., Waucoba Mt. 3383 Comment
  UC1234811  Cercocarpus ledifolius var. intermontanus J. C. Roos 1955-7-21 6479 Inyo 2.5 mi s of Willow Spring (Last Chance Mountains); Last Chance Mountains 2377 Comment
  UC1234812  Chrysothamnus viscidiflorus subsp. puberulus J. C. Roos 1955-7-21 6478 Inyo 2.5 mi s Willow Spring (ridge of Last Chance Mountains); Last Chance Mountains 2316 Comment
  UC1234817  Chorizanthe brevicornu var. spathulata J. C. Roos 1955-6-20 6459 Inyo 2 mi ne Willow Spring; Last Chance Mountains 1950 Comment
  UC1234819  Tetradymia glabrata J. C. Roos 1955-6-21 6469 Inyo 1.5 mi sw Loretto mine (along Loretto road, e slope Inyo Mountains); Inyo MOuntains 1676 Comment
  UC1234820  Eriogonum deflexum var. baratum J. C. Roos 1955-7-22 6499 Inyo Willow Creek Last Chance Mountains, Willow Creek 1615 Comment
  UC1234822  Keckiella rothrockii J. C. Roos 1955-7-21 6494 Inyo 1 mi s Willow Spring; Last Chance Mountains 2072 Comment
  UC1234824  Purshia mexicana var. stansburyana J. C. Roos 1955-7-21 6492 Inyo 1 mi s Willow Spring; Last Chance Mountains 2072 Comment
  UC1234827  Gilia ophthalmoides J. C. Roos 1955-6-19 6438 Inyo 3 mi s Willow Spring (Last Chance Mountains); , s of Willow Spring 2286 Comment
  UC1234828  Fraxinus anomala J. C. Roos 1955-6-19 6441 Inyo 3 mi s Willow Springs; Last Chance Mountains 2377 Comment
  UC1234829  Astragalus calycosus var. calycosus J. C. Roos 1955-6-19 6444 Inyo 2 mi w Last Chance Spring (summit ridge Last Chance Mountains); Last Chance Mountains, w of Last Chance Spring 2529 Comment
  UC1234830  Stenotus acaulis J. C. Roos 1955-6-19 6445 Inyo summit ridge Last Chance Mountains 2 miles west of Last Chance Spring. 2529 Comment
  UC1234831  Cercocarpus intricatus J. C. Roos 1955-6-19 6452 Inyo 2 mi w of Last Chance Spring (summit ridge of Last Chance Mountains); Last Chance Mountains 2560 Comment
  UC1234833  Prunus andersonii John C. Roos 1955-6-20 6457 Inyo near Willow Spring (Last Chance Mountains); Last Chance Mountains 1828 Comment
  UC1234836  Eriogonum heermannii var. argense J. C. and A. R. Roos 1955-8-24 6537 Inyo ridge 2 mi s Willow Spring; Last Chance Mts. 2286 Comment
  UC1234838  Krascheninnikovia lanata J. C. and A. R. Roos 1955-8-25 6547 Inyo Little Cowhorn Valley Inyo Mts., Little Cowhorn Valley 2186 Comment
  UC1234841  Ericameria nauseosa var. hololeuca J. C. and A. R. Roos 1955-8-24 6543 Inyo 1 mi ne Willow Spring; Last Chance Mts. 1859 Comment
  UC1234843  Ericameria nauseosa var. hololeuca J. C. and A. R. Roos 1955-8-24 6100 Inyo 0.2 mi e Willow Spring; Last Chance Mts. 1859 Comment
  UC1234845  Lepidospartum latisquamum J. C. and A. R. Roos 1955-8-24 6539 Inyo near Willow Spring (Last Chance Mountains); Last Chance Mountains 1828 Comment
  UC1234846  Eriogonum ovalifolium var. ovalifolium J. C. Roos 1955-6-17 6405 Inyo 2 mi ne Willow Spring; Last Chance Mountains 2011 Comment
  UC1234848  Crepis intermedia J. C. Roos 1955-6-17 6401 Inyo 2 mi ne Willow Spring; Last Chance Mountains 2011 Comment
  UC1234849  Heliomeris multiflora var. nevadensis J. C. Roos 1955-6-17 6400 Inyo 2 mi ne Willow Spring; Last Chance Mountains 2011 Comment
  UC1234850  Streptanthus cordatus J. C. Roos 1955-6-17 6399 Inyo n slope 2 mi ne Willow Spring; Last Chance Mountains 2011 Comment
Read comments
Nov 4 2011
  UC1234851  Arabis pulchra J. C. Roos 1955-6-17 6398 Inyo 2 mi ne Willow Spring; Last Chance Mountains 2011 Comment
  UC1234852  Eremothera boothii subsp. intermedia J. C. Roos 1955-6-17 6396 Inyo 2 mi ne Willow Spring; Last Chance Mountains 2011 Comment
Read comments
Nov 4 2011
  UC1234853  Ericameria parryi var. aspera J. C. and A. R. Roos 1955-8-26 6551 Inyo saddle on main ridge between Squaw Peak Waucoba Mt.; Inyo Mts 2956 Comment
  UC1234854  Petrophytum caespitosum subsp. caespitosum J. C. and A. R. Roos 1955-8-26 6550 Inyo canyon e side of saddle between Squaw Peak and Waucoba Mt; Inyo Mts 2682 Comment
  UC1234856  Swertia albomarginata J. C. Roos 1955-6-19 6437 Inyo 2.5 mi s Willow Spring; Last Chance Mountains 2316 Comment
Read comments
Sep 5 2013
  UC1234860  Hazardia brickellioides J. C. and A. R. Roos 1955-8-23 6530 Inyo e Eureka Valley sand dunes; West base Last Chance Mountains 1219 Comment
  UC1234862  Gutierrezia sarothrae J. C. and A. R. Roos 1955-8-23 6533 Inyo w base Last Chance Mts. e of Eureka Valley sand dunes; Last Chance Mts. 1219 Comment
  UC1234864  Phacelia curvipes J. C. Roos 1955-6-17 6417 Inyo 2 mi ne Willow Spring; Last Chance Mountains 2011 Comment
  UC1234867  Symphoricarpos longiflorus J. C. Roos 1955-6-17 6414 Inyo 2 mi ne Willow Spring; Last Chance Mountains 2011 Comment
  UC1234868  Eucrypta micrantha J. C. Roos 1955-6-17 6413 Inyo 2 mi ne Willow Spring; Last Chance Mountains 2011 Comment
  UC1234869  Calochortus bruneaunis J. C. Roos 1955-6-17 6410 Inyo 2 mi ne Willow Spring; Last Chance Mountains 2011 Comment
  UC1234870  Lappula redowskii J. C. Roos 1955-6-17 6408 Inyo 2 mi. n.e. Willow Spring; Last Chance Mts. 2011 Comment
  UC1234872  Chaenactis xantiana J. C. Roos 1955-6-17 6418 Inyo 2 mi ne of Willow Spring; Last Chance Mountains 2011 Comment
  UC1234874  Pectocarya setosa J. C. Roos 1955-6-17 6420 Inyo 2 mi ne Willow Springs; Last Chance Mountains 2011 Comment
  UC1234876  Centrostegia thurberi var. thurberi J. C. Roos, M. D. 1955-6-18 6422 Inyo 2 mi ne of Willow Spring (Last Chance Mountains); Last Chance Mountains 2011 Comment
  UC1234877  Penstemon floridus J. C. Roos 1955-6-18 6423 Inyo 2 mi ne Willow Spring (Last Chance Mountains); , ne of Willow Spring 2011 Comment
  UC1234879  Erigeron argentatus J. C. Roos 1955-6-18 6424 Inyo 2 mi ne Willow Spring; Last Chance Mountains 2011 Comment
  UC1234886  Adiantum capillus-veneris J. C. Roos 1955-7-23 6512 Inyo mouth of Beveridge Canyon; Inyo Mts, Saline Valley 609 Comment
  UC1236221  Tricardia watsonii John C. Roos 1955-5-16 6388 Inyo Along Loretto Road 3 miles southwest of Loretto Mine, Inyo Mts. 1859 Comment
  UC1236222  Galium multiflorum John C. Roos 1955-5-16 6385 Inyo 1.5 mi sw Loretto Mine (narrow canyon along Loretto Road); Inyo Mts. 1676 Comment
  UC1236223  Caulanthus glaucus John C. Roos 1955-5-16 6384 Inyo narrow canyon along Loretto Road 1.5 mi sw Loretto Mine (Inyo Mts.); , sw of Loretto Mine 1676 Comment
  UC1236228  Sphaeralcea ambigua var. rosacea John C. Roos 1955-5-15 6379 Inyo Willow Creek; Last Chance Mts. 1524 Comment
  UC1236232  Lomatium foeniculaceum subsp. fimbriatum John C. Roos 1955-5-15 6375 Inyo 2 mi. n.e. Willow Spring (Last Chance Mts., practically on CA-Nevada line); Last Chance Mts. 2072 Comment
  UC1236234  Astragalus serenoi var. shockleyi John C. Roos 1955-5-15 6372 Inyo 0.5 mi w Willow Spring (Last Chance Mts.); , w of Willow Spring 1767 Comment
  UC1236236  Prunus andersonii John C. Roos 1955-5-15 6370 Inyo Willow Spring Last Chance Mountains 1828 Comment
  UC1236239  Phacelia distans John C. Roos 1955-5-15 6367 Inyo 0.5 mi w Willow Spring; Last Chance Mts. 1767 Comment
  UC1236242  Chaetadelpha wheeleri John C. Roos 1955-5-13 6364 Inyo West side Eureka Valley at the mouth of Marble Canyon. 1036 Comment
  UC1236243  Camissonia pusilla John C. Roos 1955-5-15 6363 Inyo 0.5 mi w Willow Spring; Last Chance Mts. 1767 Comment
  UC1236247  Cymopterus gilmanii John C. Roos 1955-5-13 6343 Inyo e and ne of Eureka Valley (w base of Last Chance Mountains); Last Chance Mountains 1219 Comment
  UC1236250  Brickellia atractyloides John C. Roos 1955-5-13 6337 Inyo e of Eureka Valley sand dunes; Last Chance Mts. (west base) 1219 Comment
  UC1236252  Buddleja utahensis John C. Roos 1955-5-13 6335 Inyo e Eureka Valley sand dunes (w base of Last Chance Mts.); w base Last Chance Mts., e of Eureka Valley sand dunes 1219 Comment
  UC1236254  Psorothamnus arborescens var. minutifolius John C. Roos 1955-5-13 6332 Inyo west base Last Chance Mountains, E of Eureka Valley sand dunes 1158 Comment
  UC1236257  Chaetadelpha wheeleri John C. Roos 1955-5-13 6357 Inyo se end of Eureka Valley 975 Comment
  UC1236259 Image available Astragalus lentiginosus var. micans John C. Roos 1955-5-13 6354 Inyo se end Eureka Valley; se end Eureka Valley 929 Comment
  UC1236260  Stanleya pinnata John C. Roos 1955-5-13 6353 Inyo se end Eureka Valley; se end Eureka Valley 914 Comment
  UC1236263  Tetradymia axillaris var. axillaris John C. Roos 1955-5-16 6390 Inyo 7 mi e Big Pine (Waucoba road, w side Inyo Mts); Inyo Mts. 1615 Comment
  UC1236264  Penstemon monoensis John C. Roos 1955-5-16 6389 Inyo Waucoba road 7 mi e Big Pine (w side Inyo Mts.); , e of Big Pine 1615 Comment
  UC1236268  Eriogonum fasciculatum var. polifolium John C. Roos 1955-5-13 6347 Inyo e Eureka Valley Sand Dunes (west base Last Chance Mts.); Last Chance Mts. 1219 Comment
  UC1494265  Nitrophila mohavensis J. C. Roos and A. R. Roos 1954-6-13 6140 Inyo along Ash Meadows road 3 mi ne Death Valley Junction; Amorgosa Desert; Amargosa Desert, NE of Death Valley, Inyo Co. 624 Comment
  UC1494271  Ericameria gilmanii J. C. Roos 1947-9-19 2798 Inyo rocky ridge se Telescope Peak; Panamint Mtns. 3352 Comment
  UC1494275  Pyrrocoma racemosa var. paniculata J. C. Roos 1965-7-11 Inyo Tecopa Comment
  UC1551953  Cordylanthus kingii subsp. helleri J. C. Roos 1958-8-30 Inyo Badger Flat; Inyo Mts. Comment
  UC1551955  Cordylanthus tecopensis John and Lucille Roos 1953-10-31 6033 Inyo 3 mi s Shoshone (along Amargosa River); Amargosa River 441 Comment
  UC234675  Hazardia brickellioides J. C. Roos 1955-7-23 6513 Inyo Beveridge Valley Saline Valley, east base Inyo Mountains 640 Comment
  UCD131344  Ericameria cooperi var. cooperi John Roos 1947-4-18 3471 Inyo around Dante's View. Comment
  UCD132104  Eriophyllum ambiguum John Roos 1947-4-18 3473 Inyo Dante's View. Comment
  UCD132107  Eriophyllum ambiguum J. C. Roos; A. R. Roos 1954-6-11 6128 Inyo upper Wild Rose Canyon near Wild Rose Peak, Panamint Mountains. 2316 Comment
  UCD133420  Isocoma acradenia John Roos; Lucille Roos 1954-9-15 s.n. Inyo Shoshone near airstrip. 487 Comment
  UCD135001  Psathyrotes annua J. C. Roos 1965-9-18 s.n. Inyo Argus Mountains, near Crowley Point. Comment
  UCD135337  Pyrrocoma lanceolata J. C. Roos 1965-7-11 s.n. Inyo Tecopa. Comment
  UCD135486  Senecio flaccidus var. douglasii John Roos 1947-4-18 3472 Inyo east of Dante's View. Comment
  UCD58503  Bromus porteri John Roos; Lucille Roos 1951-8-8 5095 Inyo Head of Wyman Canyon. White Mts. 3169 Comment
  UCR162974  Eriogonum microthecum var. lapidicola John C. Roos 1967-8-6 s.n. Inyo Inyo Mountains, 1 mile NE of Badger Flat Comment
  UCR18578  Ericameria parryi var. aspera John C. Roos 1956-9-29 6601 Inyo Northern Mojave Desert, Panamint Mountains, Arcane Meadow 3018 Comment
  UCR18585  Eriophyllum ambiguum John C. Roos 1947-4-18 3473 Inyo Northern Mojave Desert, Death Valley National Monument [Park], Black Mtns., Dante's View 1646 Comment
  UCR18626  Ericameria cooperi John C. Roos 1947-4-18 3471 Inyo Northern Mojave Desert, Death Valley National Monument [Park], Black Mtns., Dante's View 1646 Comment
  UCR18638  Iva acerosa John C. Roos, A. R. Roos 1950-8-7 s.n. Inyo Northern Mojave Desert, Tecopa in Amargosa River Valley 427 Comment
  UCR18686  Hecastocleis shockleyi John C. Roos 1954-5-8 6094 Inyo Northern Mojave Desert, Crest of Grapevine Mts., Leadfield 1646 Comment
  UCR18741  Nitrophila mohavensis John C. Roos, L. Roos 1954-9-14 6234 Inyo Northern Mojave Desert, Amargosa Desert, 3 mi. NE of Death Valley Junction, along Ash Meadows road 625 Comment
  UCR18743  Cryptantha tumulosa John C. Roos, A. R. Roos 1954-6-12 6137 Inyo Northern Mojave Desert, Panamint Mountains, Wildrose Peak 2759 Comment
  UCR18755  Stanleya elata John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Panamint Mtns: Wildrose Canyon at and below the Charcoal Kilns 2134 Comment
  UCR18766  Arabis perennans John C. Roos 1948-7-2 3907 Inyo Northern Mojave Desert, Panamint Mouontains, Mahogany Flats 2409 Comment
  UCR18768  Suaeda calceoliformis John C. Roos, L. Roos 1954-9-14 6236 Inyo Northern Mojave Desert, Amargosa desert, 2.7 mi. NE of Death Valley Junction, along Ash Meadows road 625 Comment
  UCR18769  Chenopodium leptophyllum John C. Roos, L. Roos 1954-6-26 6161 Inyo Inyo Mtns, Mazourka Canyon at SE end of Badger Flats 2622 Comment
  UCR18796  Tiquilia nuttallii John C. Roos 1937-8-6 1961 Inyo Sierra Nevada Mtns, Big Pine Comment
  UCR18797  Cryptantha roosiorum John C. Roos 1958-7-5 s.n. Inyo Northern Mojave Desert, Inyo Mountains, near Badger Flats 2683 Comment
  UCR18798  Betula occidentalis John C. Roos 1965-8-9 s.n. Inyo Sierra Nevada Mountains, Independence Creek [near Onion Valley] 2896 Comment
  UCR18800  Cryptantha confertiflora John C. Roos 1947-4-20 3576 Inyo Northern Mojave Desert, Panamint Mountains near Telescope Peak, Wildrose Canyon 1585 Comment
  UCR18814  Chrysothamnus albidus John C. Roos, L. Roos 1954-9-14 6232 Inyo Northern Mojave Desert, Amargosa River bottomland, 3 mi. south of Shoshone 433 Comment
  UCR18827  Cassiope mertensiana John C. Roos 1967-9-16 s.n. Inyo Sierra Nevada Mtns., Big Pine Creek on ridge below Palisade Glacier 3598 Comment
  UCR18847  Phacelia rotundifolia John C. Roos, L. Roos 1952-7-31 5878 Inyo NW of Cedar Flat, White Mtns 2439 Comment
  UCR18851  Centaurium exaltatum John C. Roos 1947-4-20 3978 Inyo Northern Mojave Desert, Death Valley National Monument [Park], Warm Springs, Furnace Creek 76 Comment
  UCR18856  Frasera puberulenta John C. Roos 1952-7-26 5824 Inyo White Mtns, east side of Reed Flat at head of Birch Creek 3049 Comment
  UCR18857  Aster pauciflorus John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Tecopa 427 Comment
  UCR18882  Phacelia perityloides John C. Roos, L. Roos 1954-5-8 6101 Inyo Northern Mojave Desert, Grapevine Mountains, Titus Canyon, below Leadfield 1372 Comment
  UCR18886  Scopulophila rixfordii John C. Roos, L. Roos 1954-5-8 6097 Inyo Northern Mojave Desert, Grapevine Mountains, Titus Canyon, below Leadfield 1372 Comment
  UCR18893  Atriplex hymenelytra John C. Roos, A. R. Roos 1950-8-7 s.n. Inyo Northern Mojave Desert, China Ranch near Tecopa Pass 427 Comment
  UCR18894  Atriplex hymenelytra John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Stovepipe Wells, Death Valley 0 Comment
  UCR18896  Atriplex parryi John C. Roos, A. R. Roos 1950-8-7 4926 Inyo Northern Mojave Desert, Tecopa in Amargosa River Valley 427 Comment
  UCR18926  Chamaebatiaria millefolium John C. Roos 1965-8-9 s.n. Inyo Sierra Nevada Mountains, east slope of mountains, Independence Creek [near Onion Valley] 2683 Comment
  UCR18932  Purshia stansburyana John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Panamint Mtns, Mahogany Flats 2470 Comment
  UCR18948  Cleomella brevipes John C. Roos, R. Weatherby 1949-9-3 3565 Inyo Northeastern Mojave Desert, Drying alkaline meadows below Tecopa Hot Spring 427 Comment
  UCR18951  Cleomella obtusifolia John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Death Valley Junction 640 Comment
  UCR18952  Sedum rosea subsp. integrifolium John C. Roos 1937-8-8 1614 Inyo Sierra Nevada Mountains, Lone Pine Lake, Lone Pine Canyon Comment
  UCR18958  Bolboschoenus maritimus subsp. paludosus John C. Roos, L. Roos 1954-5-7 6077 Inyo Amargosa Desert, 3 mi NE of Death Valley Junction, on Ash Meadows Road 625 Comment
  UCR18959  Cuscuta indecora John C. Roos 1965-9-18 s.n. Inyo Eastern Sierra Nevada Mtns/Owens Valley, Big Pine Comment
  UCR18960  Silene andersonii John C. Roos 1941-8-17 59 Inyo Northern Mojave Desert, Panamint Mountains 3319 Comment
  UCR18969  Trifolium wormskioldii John C. Roos 1965-9-18 s.n. Inyo Owens Valley, west side of Owens Lake 1098 Comment
  UCR18970  Chenopodium rubrum John C. Roos 1965-9-18 s.n. Inyo Northern Mojave Desert, Darwin Mesa [=Darwin Plateau] Comment
  UCR18974  Astragalus kentrophyta John C. Roos 1967-8-5 s.n. Inyo White Mtns, Crest of range, east of Badger Flat Comment
  UCR18975  Astragalus gilmanii John C. Roos 1948-7-4 3898 Inyo Northern Mojave Desert, Panamint Mountains, Mahogany Flats 2470 Comment
  UCR18982  Astragalus calycosus John C. Roos 1952-7-26 5822 Inyo White Mtns, east side of Reed Flat, at the head of Birch Creek 3049 Comment
  UCR18983  Astragalus kentrophyta John C. Roos, L. Roos 1952-7-26 5820 Inyo White Mtns, east side of Reed Flat, at the head of Birch Creek 3049 Comment
  UCR19002  Astragalus calycosus John C. Roos 1967-8-5 s.n. Inyo Northern Mojave Desert, Inyo Mountains, 1 mi. east of Badger Flat on the summit ridge 3201 Comment
  UCR19004  Allenrolfea occidentalis John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Stovepipe Wells, Death Valley 0 Comment
  UCR19011  Cyperus laevigatus John C. Roos 1953-11-2 6042 Inyo Northeastern Mojave Desert, Tecopa Hot Springs 400 Comment
  UCR19022  Monolepis nuttalliana John C. Roos, L. Roos 1952-7-28 5852 Inyo White Mountains, roadside at head of Wyman Canyon 3140 Comment
Read comments
May 8 2011
  UCR19025  Camissonia claviformis John C. Roos, L. Roos 1954-5-9 6109 Inyo Northern Mojave Desert, Emigrant Canyon, Panamint Mtns 1220 Comment
  UCR19035  Pedicularis groenlandica John C. Roos 1965-8-9 s.n. Inyo Sierra Nevada Mountains, near Little Pothole Lake, above Onion Valley [Kearsarge Pass area] 3061 Comment
  UCR19036  Penstemon davidsonii John C. Roos 1965-8-9 s.n. Inyo Sierra Nevada Mountains, east side of Kearsage Pass Comment
  UCR19037  Cordylanthus tecopensis John C. Roos, R. J. Weatherby 1949-9-3 3569 Inyo Northeastern Mojave Desert, Drying alkaline meadows below Tecopa Hot Spring 427 Comment
  UCR19044  Camissonia heterochroma John C. Roos, A. R. Roos 1954-8-14 6213 Inyo Inyo Mtns., 0.4 mi north of The Narrows, Marble Canyon 2317 Comment
  UCR19058  Penstemon palmeri John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert; Panamint Mtns, Thorndike Camp in upper Wildrose Canyon. Death Valley National Monument Comment
  UCR19059  Penstemon scapoides John C. Roos, L. Roos 1952-7-28 5853 Inyo White Mtns., Wyman Canyon 2744 Comment
Read comments
Dec 6 2011
  UCR19062  Penstemon scapoides John C. Roos 1967-8-5 s.n. Inyo Northern Mojave Desert, Inyo Mtns, ridge SW of Side Hill Spring 3201 Comment
  UCR19066  Eriogonum umbellatum var. versicolor John C. Roos, L. Roos 1954-6-26 6159 Inyo Inyo Mountains, Badger Flat 2622 Comment
  UCR19067  Eriogonum intrafractum John C. Roos, L. Roos 1954-5-8 6104 Inyo Titus Canyon, Grapevine Mtns 1280 Comment
  UCR19072  Penstemon rostriflorus John C. Roos, L. Roos 1952-7-28 5848 Inyo White Mtns., Wyman Canyon 2744 Comment
  UCR19084  Sambucus racemosa John C. Roos 1965-8-9 s.n. Inyo Sierra Nevada Mountains, moraine at Gilbert Lake, near Kearsarge Pass 3178 Comment
  UCR19089  Lesquerella kingii John C. Roos, L. Roos 1952-7-26 5821 Inyo White Mtns, east side of Reed Flat at head of Birch Creek 3049 Comment
  UCR19092  Lappula occidentalis John C. Roos 1948-7-4 3896 Inyo Northern Mojave Desert, Panamint Mountains, Mahogany Flats 2470 Comment
  UCR19104  Abronia nana subsp. covillei John C. Roos 1967-8-6 s.n. Inyo Northern Mojave Desert, Inyo Mountains, 2 mi. NE of Badger Flats Comment
  UCR19105  Boerhavia annulata John C. Roos 1965-7-9 s.n. Inyo Northern Mojave Desert, Wildrose [Ranger] Station, Panamint Mountains 1280 Comment
  UCR19113  Mirabilis multiflora var. pubescens John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Panamint Mtns: Wildrose Canyon at and below the Charcoal Kilns 2134 Comment
  UCR19117  Mentzelia reflexa John C. Roos 1947-4-19 3480 Inyo Northern Mojave Desert, Death Valley [National Park], near Zabriskie Point 215 Comment
  UCR19118  Mentzelia dispersa John C. Roos 1948-7-4 3897 Inyo Northern Mojave Desert, Panamint Mountains, east slope of Baldy [=Rogers?] Peak 2561 Comment
  UCR19137  Tidestromia oblongifolia John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Stovepipe Wells, Death Valley 0 Comment
  UCR19165  Navarretia breweri John C. Roos 1952-7-28 5855 Inyo White Mountains, Wyman Canyon, near the head of the canyon 3201 Comment
  UCR19175  Triglochin concinna var. debilis John C. Roos 1950-4-7 4727 Inyo Northern Mojave Desert, Tecopa 427 Comment
  UCR19176  Cladium californicum John C. Roos 1949-4-20 3499 Inyo Death Valley, Warm Spring, Furnace Creek. 76 Comment
  UCR19186  Erigeron uncialis John C. Roos 1954-6-26 6160 Inyo Inyo Mountains, Mazourka Canyon, near SE end of Badger Flats 2622 Comment
  UCR19188  Artemisia nova John C. Roos 1953-8-9 s.n. Inyo Inyo Mtns., Badger Flats 2683 Comment
  UCR19190  Hulsea heterochroma John C. Roos 1965-8-9 s.n. Inyo Sierra Nevada Mountains, Independence Creek [near Onion Valley] 2683 Comment
  UCR19194  Sisyrinchium bellum John C. Roos 1947-4-20 3500 Inyo Northern Mojave Desert, Death Valley National Monument [Park], Warm Springs, Furnace Creek 76 Comment
  UCR19199  Gilia ripleyi John C. Roos 1954-5-9 6107 Inyo Northern Mojave Desert, Emigrant Canyon, Panamint Mtns 1220 Comment
  UCR19200  Dodecatheon jeffreyi John C. Roos 1965-8-9 s.n. Inyo Sierra Nevada Mountains, Meadow at Gilbert Creek near Independence Creek Comment
  UCR19221  Jamesia americana var. californica John C. Roos 1965-8-9 s.n. Inyo Sierra Nevada Mountains, Heart Lake, Independence Creek area 3300 Comment
  UCR19222  Philadelphus microphyllus subsp. stramineus John C. Roos, L. Roos 1952-7-28 5843 Inyo White Mtns, Wyman Canyon 2683 Comment
  UCR19248  Chorizanthe brevicornu var. spathulata John C. Roos 1948-7-3 3902 Inyo Northern Mojave Desert, Panamint Mountains, Arcane Meadows 3049 Comment
  UCR19264  Eriogonum rixfordii John C. Roos 1965-7-9 s.n. Inyo Northern Mojave Desert, Wildrose [Ranger] Station, Panamint Mountains 1280 Comment
  UCR19274  Pinus monophylla John C. Roos 1965-7-10 s.n. Inyo Northern Mojave Desert, Death Valley National Monument. Trail to Telescope Peak near Mahogany Flat 2500 Comment
  UCR19279  Oryzopsis micrantha John C. Roos, L. Roos 1952-7-28 5840 Inyo White Mtns, Wyman Canyon 2683 Comment
  UCR19280  Stipa X bloomeri John C. Roos, A. R. Roos 1953-8-13 6014 Inyo Northern Mojave Desert, 3 mi east of Badger Flat, Inyo Mtns 3171 Comment
  UCR19281  Oryzopsis webberi John C. Roos 1952-7-25 5819 Inyo Northern Mojave Desert, White Mountains, between Westgard Pass and Reed Flat 2439 Comment
  UCR19477  Pellaea breweri John C. Roos 1947-7-13 2893 Inyo Northern Mojave /Great Basin Desert, Panamint Mountains, Death Valley National Monument [Park], Telescope Peak 3354 Comment
  UCR19502  Pyrrocoma racemosa var. sessiliflora John C. Roos 1965-9-18 s.n. Inyo Owens Valley, Lone Pine 1143 Comment
  UCR19507  Ericameria nauseosa var. oreophila John C. Roos 1965-9-18 s.n. Inyo Owens Valley, Lone Pine, flats near Owens River bottom 1098 Comment
  UCR19521  Eriogonum incanum John C. Roos 1952-7-27 5827 Inyo Northern Mojave Desert, White Mountains: west rim of Reed Flat 3110 Comment
  UCR19673  Bromus tectorum John C. Roos 1948-7-4 3917 Inyo Northern Mojave Desert, Thorndike Camp, upper Wildrose Canyon, Panamint Mountains 2264 Comment
  UCR19728  Ericameria gilmanii John C. Roos, A. R. Roos 1954-8-14 6216 Inyo Inyo Mountains, The Narrows, Marble Canyon 2180 Comment
  UCR19733  Chrysothamnus albidus John C. Roos, A. R. Roos 1954-8-15 6224 Inyo Northern Mojave Desert, Lower Warm Spring, Saline Valley 427 Comment
  UCR19734  Chenopodium rubrum John C. Roos, L. Roos 1954-11-23 6258 Inyo SW side of Salt Lake, Saline Valley 323 Comment
  UCR19825  Stephanomeria spinosa John C. Roos, E. C. Jaeger 1955-7-23 6509 Inyo Northern Mojave Desert, Soldier Flat [apparently =Whippoorwill Flat] at east base of Waucoba Mtn., Inyo Mountains 2195 Comment
  UCR20313  Solidago confinis John C. Roos 1949-9-3 s.n. Inyo Northern Mojave Desert, Tecopa 427 Comment
  UCR20315  Pluchea purpurascens John C. Roos 1949-9-3 4652 Inyo Northern Mojave Desert, east end of Tecopa oasis 457 Comment
  UCR20320  Chaenactis douglasii var. douglasii John C. Roos 1947-7-12 2897 Inyo Panamint Mtns., upper Wildrose Canyon, near Mahogany Flats 2409 Comment
  UCR20332  Atriplex confertifolia John C. Roos, A. R. Roos 1950-8-7 4925 Inyo Northern Mojave Desert, Tecopa in Amargosa River Valley 427 Comment
  UCR20352  Mentzelia oreophila John C. Roos, A. R. Roos 1954-6-11 6125 Inyo Northern Mojave Desert, Panamint Mountains, Wildrose Canyon 976 Comment
  UCR20387  Scrophularia desertorum John C. Roos, A. R. Roos 1953-8-14 6026 Inyo Inyo Mtns., Al Rose Canyon 2500 Comment
  UCR20388  Oenothera cespitosa subsp. crinita John C. Roos 1947-7-13 28811 Inyo Northern Mojave /Great Basin Desert, Panamint Mountains, Death Valley National Monument [Park], Telescope Peak 3354 Comment
  UCR20395  Brickellia longifolia John C. Roos 1956-9-30 6603 Inyo Northern Mojave Desert, Panamint Mtns, Wildrose Cyn, at Wildrose [Ranger] Station Comment
  UCR20402  Astragalus calycosus John C. Roos 1947-7-11 2903 Inyo Northern Mojave Desert, Panamint Mountains, Mahogany Flats 2500 Comment
  UCR20426  Lupinus argenteus var. meionanthus John C. Roos 1947-7-13 2874 Inyo Northern Mojave Desert, Panamint Mtns: Telescope Peak 3293 Comment
  UCR20427  Mentzelia montana John C. Roos 1947-7-13 2896 Inyo Northern Mojave /Great Basin Desert, Panamint Mountains, Death Valley National Monument [Park], Telescope Peak 3354 Comment
  UCR20428  Calochortus panamintensis John C. Roos 1947-7-12 2900 Inyo Panamint Mtns., upper Wildrose Canyon, near Mahogany Flats 2409 Comment
  UCR20432  Aquilegia formosa John C. Roos 1947-7-12 2899 Inyo Panamint Mtns., Wildrose Canyon. Near a spring at Thorndikes Camp 2264 Comment
  UCR20434  Keckiella rothrockii John C. Roos 1947-7-13 2884 Inyo Northern Mojave /Great Basin Desert, Panamint Mountains, east slope of Baldy [= Rogers?] Peak [near Arcane Meadow] Comment
  UCR20460  Swallenia alexandrae John C. Roos, L. Roos 1954-6-28 6175 Inyo Northern Mojave Desert, N slope of sand dunes at SE end of Eureka Valley 930 Comment
  UCR20623  Stipa pinetorum John C. Roos 1947-7-11 2901 Inyo Northern Mojave Desert, Panamint Mtns, Mahogany Flats 2470 Comment
  UCR20624  Elymus elymoides John C. Roos 1947-7-13 2889 Inyo Northern Mojave /Great Basin Desert, Panamint Mtns, Arcane Meadows, between Baldy [=Rogers?] and Telescope Peaks 3018 Comment
  UCR23248  Arabis glaucovalvula John C. Roos 1947-4-20 3515 Inyo Northern Mojave Desert, Panamint Mtns: Emigrant Pass 1555 Comment
  UCR23261  Ericameria cooperi John C. Roos 1947-4-20 3517 Inyo Northern Mojave Desert, Panamint Mtns: Emigrant Pass 1555 Comment
  UCR23262  Penstemon fruticiformis John C. Roos 1947-4-20 3518 Inyo Northern Mojave Desert, Panamint Mtns: Emigrant Pass 1555 Comment
  UCR23304  Nitrophila mohavensis John C. Roos, A. R. Roos 1954-6-13 6140 Inyo Northern Mojave Desert, Amargosa Desert, 3 mi. NE of Death Valley Junction, along Ash Meadows road 625 Comment
  UCR23342  Cheilanthes parryi John C. Roos, L. Roos 1955-4-6 6295 Inyo Northern Mojave Desert, Saline Valley, mouth of Craig Canyon, E base of Inyo Mtns. 534 Comment
  UCR23356  Adiantum capillus-veneris John C. Roos 1955-7-23 6512 Inyo Inyo Mountains, mouth of Beveridge Canyon, east base of mountains, Saline Valley 610 Comment
  UCR23360  Cheilanthes feei John C. Roos 1955-5-16 6386 Inyo Inyo Mountains, narrow canyon 1.5 mi SW of Loretto Mine along Loretto Rd. 1677 Comment
  UCR23365  Ephedra viridis John C. Roos 1965-7-10 s.n. Inyo Northern Mojave Desert, Panamint Mountains, Arcane Meadows, near Telescope Peak 3018 Comment
  UCR23394  Cymopterus gilmanii John C. Roos, P. A. Munz 1955-4-8 6303 Inyo Northern Mojave Desert, Last Chance Mtns, east of Eureka Valley sand dunes 1220 Comment
  UCR23405  Cymopterus aboriginum John C. Roos 1955-5-16 6382 Inyo Inyo Mountains, narrow canyon 1.5 mi SW of Loretto Mine along Loretto Rd. 1677 Comment
  UCR23406  Cymopterus gilmanii John C. Roos 1955-5-13 6343 Inyo Northern Mojave Desert, west base of Last Chance Mountains, east of Eureka Valley sand dunes 1280 Comment
  UCR23414  Amsonia tomentosa John C. Roos 1955-5-13 6349 Inyo Northern Mojave Desert, west base of Last Chance Mountains, east of Eureka Valley sand dunes 1280 Comment
  UCR23415  Amsonia tomentosa John C. Roos, P. A. Munz 1955-4-8 6311 Inyo Northern Mojave Desert, Last Chance Mtns, east of Eureka Valley sand dunes 1220 Comment
  UCR23432  Streptanthus cordatus John C. Roos 1955-6-17 6399 Inyo Northern Mojave Desert, 2 mi. NE of Willow Spring, Last Chance Mtns. 1835 Comment
  UCR23434  Stanleya pinnata John C. Roos 1955-5-16 6391 Inyo Northern Mojave Desert, west side Inyo Mtns., Waucoba Road 6 mi east of Big Pine 1494 Comment
  UCR23442  Lepidium lasiocarpum var. georginum John C. Roos 1955-5-13 6333 Inyo Northern Mojave Desert, west base of Last Chance Mtns, east of Eureka Valley sand dunes 1223 Comment
  UCR23447  Boerhavia annulata John C. Roos 1955-5-13 6350 Inyo Northern Mojave Desert, west base of Last Chance Mountains, east of Eureka Valley sand dunes 1280 Comment
  UCR23464  Physocarpus alternans John C. Roos 1965-7-10 s.n. Inyo Northern Mojave Desert, Panamint Mountains: Eagle Springs Comment
  UCR23490  Galium multiflorum John C. Roos 1937-8-5 1027 Inyo White Mtns., White Mtns. Comment
  UCR23494  Galium matthewsii John C. Roos 1955-5-16 6385 Inyo Inyo Mountains, narrow canyon 1.5 mi SW of Loretto Mine along Loretto Rd. 1677 Comment
  UCR23495  Camissonia boothii subsp. intermedia John C. Roos 1955-6-17 6396 Inyo Northern Mojave Desert, 2 mi. NE of Willow Spring, Last Chance Mtns. 1835 Comment
  UCR23499  Purshia stansburyana John C. Roos 1955-5-13 6342 Inyo Northern Mojave Desert, west base of Last Chance Mtns, east of Eureka Valley sand dunes 1223 Comment
  UCR23502  Petrophytum caespitosum John C. Roos, A. R. Roos 1955-8-26 s.n. Inyo In a canyon on the E side of the saddle between Squaw Peak and Waucoba Mountain 2683 Comment
  UCR23511  Cercocarpus intricatus John C. Roos 1955-6-19 6452 Inyo Summit Ridge of Last Chance Mtns 2 mi west of Last Chance Spring. 2561 Comment
  UCR23514  Potentilla biennis John C. Roos 1937-8-5 1025 Inyo White Mtns., White Mtns. Comment
  UCR23527  Camissonia pusilla John C. Roos 1955-5-15 6363 Inyo Northern Mojave Desert, Last Chance Mtns., 0.5 mi. west of Willow Spring 1768 Comment
  UCR23538  Boerhavia annulata John C. Roos 1955-7-23 6510 Inyo Inyo Mountains, mouth of Beveridge Canyon, east base of mountains, Saline Valley 610 Comment
  UCR23556  Malacothamnus fremontii John C. Roos 1965-8-9 s.n. Inyo Sierra Nevada Mountains, Independence Creek [near Onion Valley] 2683 Comment
  UCR23588  Cryptantha flavoculata John C. Roos 1955-5-15 6378 Inyo Northern Mojave Desert, Last Chance Mtns, 1 mi SE of Willow Spring 1840 Comment
  UCR23590  Cryptantha confertiflora John C. Roos 1955-5-15 6377 Inyo Last Chance Mtns, 1 mi east of Willow Spring 1951 Comment
  UCR23595  Euphorbia fendleri John C. Roos 1955-5-16 6383 Inyo Northern Mojave Desert, Inyo Mountains, narrow canyon 1.5 mi SW of Loretto Mine along Loretto Rd. 1677 Comment
  UCR23602  Sphaeralcea ambigua John C. Roos 1955-5-15 6379 Inyo Northeastern Mojave Desert, Willow Creek, Last Chance Mtns 1585 Comment
  UCR23612  Buddleja utahensis John C. Roos 1955-5-13 6335 Inyo Northern Mojave Desert, west base of Last Chance Mtns, east of Eureka Valley sand dunes 1223 Comment
  UCR23614  Tricardia watsonii John C. Roos 1955-5-16 6388 Inyo Northern Mojave Desert, Inyo Mts., along Loretto Road 3 mles SW of Loretto Mine 1860 Comment
  UCR23617  Eucnide urens John C. Roos 1955-4-6 6288 Inyo Northern Mojave Desert, Saline Valley, mouth of Craig Canyon, E base of Inyo Mtns. 534 Comment
  UCR23633  Caulanthus glaucus John C. Roos 1955-5-16 6384 Inyo Inyo Mountains, narrow canyon 1.5 mi SW of Loretto Mine along Loretto Rd. 1677 Comment
  UCR23660  Brickellia longifolia John C. Roos 1961-10-22 s.n. Inyo Owens Valley, West side of Owens Lake, near Columbia Southern Chemical Company 1159 Comment
  UCR23672  Brickellia longifolia John C. Roos 1961-10-22 s.n. Inyo Northern Mojave Desert, Inyo Mountains, Loretto Road, at elev. of Loretto Mine 1585 Comment
  UCR23683  Cleome sparsifolia John C. Roos 1955-5-13 3683 Inyo Northern Mojave Desert, SE end of Eureka Valley 945 Comment
  UCR23691  Brickellia californica John C. Roos 1956-8-29 6594 Inyo Northern Mojave Desert, Panamint Mountains, head of Death Valley Canyon 2300 Comment
  UCR23697  Gentiana newberryi John C. Roos 1937-8-8 1014 Inyo Sierra Nevada Mtns., Lone Pine Canyon below Mt. Whitney 3506 Comment
  UCR23709  Scopulophila rixfordii John C. Roos 1955-5-13 6340 Inyo Northern Mojave Desert, west base of Last Chance Mtns, east of Eureka Valley sand dunes 1223 Comment
  UCR23718  Brickellia longifolia John C. Roos 1947-9-18 2792 Inyo Northern Mojave Desert, Panamint Mountains, Wildrose [Ranger] Station 1070 Comment
  UCR23719  Brickellia microphylla John C. Roos 1947-9-18 2793 Inyo Northern Mojave Desert, Panamint Mtns, Charcoal Kilns 2115 Comment
  UCR23722  Phacelia perityloides John C. Roos 1955-5-13 6331 Inyo Northern Mojave Desert, west base of Last Chance Mtns, east of Eureka Valley sand dunes 1223 Comment
  UCR23723  Silene sargentii John C. Roos 1937-8-8 1018 Inyo Sierra Nevada Mtns., Lone Pine Canyon below Mt. Whitney 3506 Comment
  UCR23726  Phacelia humilis John C. Roos 1955-6-17 6417 Inyo Northern Mojave Desert, 2 mi. NE of Willow Spring, Last Chance Mtns. 1835 Comment
  UCR23729  Chrysothamnus viscidiflorus subsp. puberulus John C. Roos 1955-7-21 6478 Inyo Last Chance Range, Ridge 2.5 mi. south of Willow Spring 2317 Comment
  UCR23737  Chaetadelpha wheeleri John C. Roos 1955-5-13 6357 Inyo Northern Mojave Desert, Eureka Valley dunes 976 Comment
  UCR23747  Lycium cooperi John C. Roos 1955-5-15 6381 Inyo Willow Creek, Last Chance Mtns. 1646 Comment
  UCR23748  Arceuthobium campylopodum John C. Roos 1937-8-5 1028 Inyo White Mtns., White Mtns. Comment
  UCR23762  Erigeron divergens John C. Roos 1955-4-7 6302 Inyo Saline Valley, mouth of Hunter Canyon 351 Comment
  UCR23763  Erigeron clokeyi John C. Roos 1955-7-21 6482 Inyo Northeastern Mojave Desert, North face of Whitetop [= Last Chance] Peak on the summit of Last Chance Mtns. 2500 Comment
  UCR23765  Erigeron argentatus John C. Roos 1955-6-18 6424 Inyo Northeastern Mojave Desert, 2 mi. NE of Willow Spring, Last Chance Mtns 2012 Comment
  UCR23766  Erigeron aphanactis John C. Roos 1955-5-15 6380 Inyo Northeastern Mojave Desert, Willow Creek, Last Chance Mtns 1585 Comment
  UCR23782  Ericameria parryi var. aspera John C. Roos, Alfred R. Roos 1955-8-26 6551 Inyo Inyo Mountains, [Inyo National Forest], main ridge between Squaw Peak and Waucoba Mountain 2957 Comment
  UCR23783  Ericameria parryi John C. Roos 1961-9-2 s.n. Inyo Northern Mojave Desert, 3 mi east of Badger Flat, Inyo Mountains 3110 Comment
  UCR23786  Chrysothamnus albidus John C. Roos, L. Roos 1954-11-23 6259 Inyo Northern Mojave Desert, Lower Warm Spring, Saline Valley 427 Comment
  UCR23801  Haplopappus brickellioides John C. Roos, L. Roos 1955-4-6 6292 Inyo Northern Mojave Desert, Saline Valley, mouth of Craig Canyon, E base of Inyo Mtns. 534 Comment
  UCR23802  Haplopappus brickellioides John C. Roos 1955-7-23 6513 Inyo Inyo Mtns., Beveridge Canyon, E base of Mtns, Saline Valley 640 Comment
  UCR23804  Hecastocleis shockleyi John C. Roos 1955-5-13 6348 Inyo Northern Mojave Desert, west base of Last Chance Mountains, east of Eureka Valley sand dunes 1280 Comment
  UCR23806  Helianthus annuus subsp. jaegeri John C. Roos, L. Roos 1951-8-12 5195 Inyo Lone Pine 1143 Comment
  UCR23833  Cirsium arizonicum var. arizonicum John C. Roos 1937-8-8 1016 Inyo Sierra Nevada Mtns., Lone Pine Canyon below Mt. Whitney 3506 Comment
  UCR23841  Andropogon glomeratus John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Furnace Creek, Death Valley -61 Comment
  UCR23849  Prosopis pubescens John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Death Valley National Monument [Park], Warm Springs, Furnace Creek 76 Comment
  UCR23850  Prosopis glandulosa John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Death Valley National Monument [Park], Warm Springs, Furnace Creek 76 Comment
  UCR23856  Trifolium monoense John C. Roos 1962-8-25 s.n. Inyo Northern Mojave Desert, SW shoulder of Waucoba Mtn, Inyo Mtns Comment
  UCR23877  Aristida purpurea var. nealleyi John C. Roos 1955-5-13 6338 Inyo Northern Mojave Desert, west base of Last Chance Mtns, east of Eureka Valley sand dunes 1223 Comment
  UCR23896  Haplopappus brickellioides John C. Roos 1955-8-23 6530 Inyo Last Chance Mtns., west base of Last Chance Mtns, east of Eureka Valley sand dunes 1220 Comment
  UCR23898  Ericameria gilmanii John C. Roos 1956-8-29 6597 Inyo Northern Mojave Desert, Panamint Mountains, head of Death Valley Canyon 2300 Comment
  UCR23906  Astragalus layneae John C. Roos, L. Roos 1955-4-7 6300 Inyo Northern Mojave Desert, N end of Saline Valley near Waucoba Wash 1616 Comment
  UCR23907  Astragalus mohavensis John C. Roos 1955-5-13 6329 Inyo Northern Mojave Desert, west base of Last Chance Mtns, east of Eureka Valley sand dunes 1159 Comment
  UCR23929  Lupinus shockleyi John C. Roos 1955-6-19 6434 Inyo Northern Mojave Desert, 1 mi. south of Willow Spring, Last Chance Mountains 1813 Comment
  UCR23930  Lupinus magnificus John C. Roos 1947-4-20 3513 Inyo Northern Mojave Desert, Panamint Mtns: Emigrant Pass 1280 Comment
  UCR23943  Ericameria discoidea John C. Roos, A. R. Roos 1955-8-26 6552 Inyo Northern Mojave Desert, Inyo Mtns, north shoulder of Waucoba Mtn 3262 Comment
  UCR23950  Lupinus holmgrenianus John C. Roos 1955-5-15 6374 Inyo Last Chance Mtns, 2 mi NE of Willow Spring, almost on the Calif.-Nevada state line 2043 Comment
  UCR23956  Astragalus atratus John C. Roos, P. A. Munz 1955-4-8 6304 Inyo Northern Mojave Desert, Last Chance Mtns, east of Eureka Valley sand dunes 1220 Comment
  UCR23957  Astragalus lentiginosus var. micans John C. Roos 1955-5-13 6354 Inyo Northern Mojave Desert, SE end of Eureka Valley 945 Comment
  UCR23961  Astragalus coccineus John C. Roos 1955-5-16 6392 Inyo Northern Mojave Desert, west side Inyo Mtns., Waucoba Road 6 mi east of Big Pine 1494 Comment
  UCR23969  Bromus trinii John C. Roos 1955-5-13 6330 Inyo Northern Mojave Desert, west base of Last Chance Mtns, east of Eureka Valley sand dunes 1223 Comment
  UCR23983  Iva acerosa John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Tecopa 427 Comment
  UCR23992  Pluchea sericea John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Furnace Creek, Death Valley -61 Comment
  UCR23997  Euphrosyne acerosa John C. Roos 1949-9-3 4651 Inyo Northern Mojave Desert, east end of Tecopa oasis 457 Comment
Read comments
Aug 30 2007
  UCR24059  Muhlenbergia asperifolia John C. Roos 1955-7-23 6514 Inyo Northern Mojave Desert, Beveridge Canyon, E base of Mtns, Saline Valley 640 Comment
  UCR24061  Muhlenbergia porteri John C. Roos 1955-8-25 6546 Inyo Northern Mojave Desert, East slope of the Inyo Mountains, Loretto road, 1 mile west of Loretto Mine 1585 Comment
  UCR24062  Muhlenbergia porteri John C. Roos 1955-5-13 6341 Inyo Northern Mojave Desert, west base of Last Chance Mountains, east of Eureka Valley sand dunes 1280 Comment
  UCR24063  Dichanthelium acuminatum subsp. fasciculatum John C. Roos 1955-7-23 6511 Inyo Northern Mojave Desert, mouth of Beveridge Canyon, east base of Mtns, Saline Valley 610 Comment
  UCR24065  Panicum capillare John C. Roos, E. C. Jaeger 1955-7-23 6518 Inyo Northern Mojave Desert, Saline Valley, below mouth of Hunter Canyon 351 Comment
  UCR24066  Lepidospartum latisquamum John C. Roos 1955-7-22 6500 Inyo Last Chance Mtns, Willow Creek, W slope Last Chance Mtns. 1616 Comment
  UCR24068  Poa bigelovii John C. Roos 1955-4-8 6310 Inyo Last Chance Mtns, east of Eureka Valley sand dunes 1311 Comment
Read comments
Jun 5 2008
  UCR24069  Poa bigelovii John C. Roos 1955-4-6 6285 Inyo Northern Mojave Desert, mouth of Beveridge Canyon, east side of Inyo Mtns. 671 Comment
  UCR24088  Chenopodium fremontii John C. Roos 1955-7-23 6515 Inyo Inyo Mtns., 1.5 mi south of Soldier Flat 1982 Comment
  UCR24096  Chenopodium botrys John C. Roos 1937-8-9 2523 Inyo Olancha Comment
  UCR24103  Allium validum John C. Roos 1965-8-9 s.n. Inyo Sierra Nevada Mountains, near Little Pothole Lake, above Onion Valley [Kearsarge Pass area] 3061 Comment
  UCR24112  Chenopodium leptophyllum John C. Roos 1955-7-23 6506 Inyo Northern Mojave Desert, Soldier Flat [apparently =Whippoorwill Flat] at east base of Waucoba Mtn., Inyo Mountains 2195 Comment
  UCR24115  Atriplex hymenelytra John C. Roos 1937-12-28 s.n. Inyo Olancha Comment
  UCR24116  Atriplex hymenelytra John C. Roos 1954-11-23 s.n. Inyo Northern Mojave Desert, Lower Warm Spring, Saline Valley 427 Comment
  UCR24126  Pericome caudata John C. Roos 1956-8-29 6595 Inyo Northern Mojave Desert, Panamint Mountains, head of Death Valley Canyon 2300 Comment
  UCR24127  Tetradymia glabrata John C. Roos 1955-6-21 6469 Inyo Inyo Mtns, Narrow canyon along Loretto Rd. 1.5 mi SW of Loretto Mine, E slope of mtns 1677 Comment
  UCR24129  Tetradymia glabrata John C. Roos 1955-5-16 6387 Inyo Northern Mojave Desert, Inyo Mountains, narrow canyon 1.5 mi SW of Loretto Mine along Loretto Rd. 1677 Comment
  UCR24131  Tetradymia axillaris John C. Roos 1955-5-16 6390 Inyo Northern Mojave Desert, Waucoba road 7 mi east of Big Pine, west side Inyo Mtns. 1616 Comment
  UCR24139  Pectis papposa John C. Roos, L. Roos 1961-10-21 s.n. Inyo Northern Mojave Desert, Eureka Valley Comment
  UCR24204  Triglochin concinna var. debilis John C. Roos 1965-9-18 s.n. Inyo Owens Valley, west side of Owens Lake 1098 Comment
  UCR24211  Eriogonum mensicola John C. Roos 1955-7-24 6521 Inyo Northern Mojave Desert, Nelson Range near head of Grapevine Canyon 1890 Comment
  UCR24213  Eriogonum trichopes John C. Roos 1955-7-24 6520 Inyo Northern Mojave Desert, Nelson Range near head of Grapevine Canyon 1890 Comment
  UCR24215  Eriogonum umbellatum subsp. aridum John C. Roos 1955-6-19 6432 Inyo 1 mi SE of Willow Spring, Last Chance Mountains 1951 Comment
  UCR24219  Plantago major John C. Roos 1965-9-18 s.n. Inyo Owens Valley, west side of Owens Lake 1098 Comment
  UCR24228  Aliciella latifolia John C. Roos 1955-5-13 6334 Inyo Northern Mojave Desert, west base of Last Chance Mountains, east of Eureka Valley sand dunes 1280 Comment
  UCR24232  Ipomopsis polycladon John C. Roos, E. C. Jaeger 1955-7-22 6502 Inyo Northern Mojave Desert, Inyo Mtns., at junction of Eureka Valley and Saline Valley roads 2241 Comment
  UCR24241  Polemonium eximium John C. Roos 1937-8-8 1013 Inyo Sierra Nevada Mtns., Lone Pine Canyon below Mt. Whitney 3506 Comment
  UCR24261  Eriogonum kearneyi var. monoense John C. Roos, E. C. Jaeger 1955-7-22 6503 Inyo Northern Mojave Desert, Soldier Flat, east base Waucoba Mtn, Inyo Mtns. 2195 Comment
  UCR24264  Eriogonum fasciculatum subsp. polifolium John C. Roos 1955-5-13 6347 Inyo Northern Mojave Desert, west base of Last Chance Mountains, east of Eureka Valley sand dunes 1220 Comment
  UCR24270  Corispermum americanum var. americanum John C. Roos 1955-5-13 6361 Inyo Northern Mojave Desert, at the mouth of Marble Canyon, on the W side of Eureka Valley 1037 Comment
  UCR24274  Eriogonum baileyi John C. Roos, A. R. Roos 1955-8-24 6535 Inyo Last Chance Mtns., 2 miles NE of Willow Spring 2012 Comment
  UCR24290  Eriogonum brachyanthum John C. Roos 1955-7-24 6523 Inyo Northern Mojave Desert, Nelson Range near head of Grapevine Canyon 1890 Comment
  UCR24299  Acamptopappus shockleyi John C. Roos 1955-5-13 6345 Inyo Northern Mojave Desert, west base of Last Chance Mountains, east of Eureka Valley sand dunes 1280 Comment
  UCR24301  Swallenia alexandrae John C. Roos 1955-5-13 6365 Inyo Northern Mojave Desert, at the mouth of Marble Canyon, on the W side of Eureka Valley 1037 Comment
  UCR24306  Stipa pinetorum John C. Roos 1955-7-21 6480 Inyo Northeastern Mojave Desert, North face of Whitetop [= Last Chance] Peak on the summit of Last Chance Mtns. 2500 Comment
  UCR24307  Stipa pinetorum John C. Roos, A. R. Roos 1954-6-12 6136 Inyo Northern Mojave Desert, Panamint Mtns., north face Wildrose Peak at head of Trail Canyon 2683 Comment
  UCR24312  Nitrophila mohavensis John C. Roos 1954-7-18 6194 Inyo Northern Mojave Desert, Death Valley region, Amargosa Desert 3 mi. NE of Death Valley Junction, along Ash Meadows road 625 Comment
  UCR24316  Eriogonum deflexum var. baratum John C. Roos 1955-7-24 6519 Inyo Northern Mojave Desert, Nelson Range near head of Grapevine Canyon 1890 Comment
  UCR24329  Suaeda calceoliformis John C. Roos, A. R. Roos 1955-8-28 6565 Inyo Owens Valley, on the west side of Owens Lake, 3 miles north of Olancha 1082 Comment
  UCR24333  Eriastrum sparsiflorum John C. Roos 1955-7-23 6508 Inyo Northern Mojave Desert, Soldier Flat [apparently =Whippoorwill Flat] at east base of Waucoba Mtn., Inyo Mountains 2195 Comment
  UCR24335  Gilia scopulorum John C. Roos 1955-4-6 6298 Inyo Northern Mojave Desert, Saline Valley, mouth of Craig Canyon, E base of Inyo Mtns. 534 Comment
  UCR24345  Artemisia nova John C. Roos 1947-9-19 2795 Inyo Northern Mojave Desert, Panamint Mountains, NE ridge of Telescope Peak 3201 Comment
  UCR24351  Stipa arida John C. Roos 1955-5-13 6346 Inyo Northern Mojave Desert, west base of Last Chance Mountains, east of Eureka Valley sand dunes 1280 Comment
  UCR24362  Stipa occidentalis John C. Roos 1955-6-21 6462 Inyo Last Chance Mtns 2 mi NE of Willow Spring. 1951 Comment
  UCR24367  Amphipappus fremontii John C. Roos 1955-4-6 6291 Inyo Northern Mojave Desert, Saline Valley, mouth of Craig Canyon, E base of Inyo Mtns. 534 Comment
  UCR24368  Amphipappus fremontii John C. Roos 1955-5-13 6336 Inyo Northern Mojave Desert, west base of Last Chance Mountains, east of Eureka Valley sand dunes 1280 Comment
  UCR24371  Stipa comata John C. Roos 1955-6-19 6453 Inyo Willow Spring, Last Chance Mountains 1829 Comment
  UCR24376  Sporobolus cryptandrus John C. Roos, E. C. Jaeger 1955-7-23 6517 Inyo Northern Mojave Desert, Saline Valley, below mouth of Hunter Canyon 351 Comment
  UCR24397  Artemisia norvegica John C. Roos, A. R. Roos 1955-8-26 6555 Inyo Northern Mojave Desert, Inyo Mountains, summit of Waucoba Mtn 3384 Comment
  UCR24434  Mimulus bigelovii var. cuspidatus John C. Roos, A. R. Roos 1955-8-23 6529 Inyo Last Chance Mtns., west base of Last Chance Mtns, east of Eureka Valley sand dunes 1220 Comment
  UCR24435  Mimulus bigelovii var. cuspidatus John C. Roos 1955-5-13 6326 Inyo Northern Mojave Desert, west base of Last Chance Mountains, east of Eureka Valley sand dunes 1280 Comment
  UCR24449  Penstemon speciosus John C. Roos 1958-7-5 s.n. Inyo Northern Mojave Desert, Inyo Mountains, near Badger Flats 2683 Comment
  UCR24450  Penstemon newberryi John C. Roos 1965-8-9 s.n. Inyo Sierra Nevada Mountains, Heart Lake, Independence Creek 3293 Comment
  UCR24455  Mimulus primuloides var. pilosellus John C. Roos 1965-8-9 s.n. Inyo Sierra Nevada Mountains, Gilbert Lake 3181 Comment
  UCR24474  Cordylanthus tecopensis John C. Roos, L. Roos 1954-9-15 6243 Inyo Northeastern Mojave Desert, between Tecopa and Tecopa Hot Springs 427 Comment
  UCR24477  Cordylanthus eremicus subsp. eremicus John C. Roos 1955-7-24 6522 Inyo Northern Mojave Desert, Nelson Range near head of Grapevine Canyon 1890 Comment
  UCR24478  Cordylanthus kingii subsp. helleri John C. Roos 1955-7-20 6475 Inyo Last Chance Mtns. 2 mi east of Willow Spring, at boundary marker number 80 2134 Comment
  UCR24491  Penstemon monoensis John C. Roos 1955-5-16 6389 Inyo Northern Mojave Desert, Waucoba road 7 mi east of Big Pine, west side Inyo Mtns. 1616 Comment
  UCR24494  Parietaria hespera var. hespera John C. Roos, L. Roos 1955-4-6 6297 Inyo Northern Mojave Desert, Craig Canyon, east base of Inyo Mtns, Saline Valley 503 Comment
  UCR24497  Penstemon calcareus John C. Roos 1955-5-13 6344 Inyo Northern Mojave Desert, west base of Last Chance Mtns, east of Eureka Valley sand dunes 1311 Comment
  UCR24501  Mimulus rupicola John C. Roos 1955-5-13 6351 Inyo Northern Mojave Desert, west base of Last Chance Mtns NE of Eureka Valley sand dunes 1220 Comment
  UCR24518  Eragrostis mexicana subsp. virescens Alfred R. Roos 1937-8-4 10901 Inyo Independence Comment
  UCR24521  Galium stellatum subsp. eremicum John C. Roos, L. Roos 1955-4-6 6293 Inyo Northern Mojave Desert, Saline Valley, mouth of Craig Canyon, E base of Inyo Mtns. 534 Comment
  UCR24553  Eragrostis mexicana subsp. virescens Alfred R. Roos 1937-8-4 10878 Inyo Lone Pine Comment
  UCR24596  Stanleya pinnata John C. Roos, L. Roos 1954-6-28 6177 Inyo Northern Mojave Desert, SE end of Eureka Valley 915 Comment
  UCR25200  Delphinium polycladon John C. Roos 1937-8-8 1023 Inyo Sierra Nevada Mtns., Lone Pine Canyon below Mt. Whitney 3506 Comment
  UCR25303  Poa secunda John C. Roos 1955-4-6 6286 Inyo Northern Mojave Desert, mouth of Beveridge Canyon, east side of Inyo Mtns. 671 Comment
  UCR25311  Symphyotrichum lanceolatum var. hesperium John C. Roos 1965-9-18 s.n. Inyo Owens Valley, west side of Owens Lake 1098 Comment
  UCR25316  Eriogonum latens John C. Roos 1962-8-25 s.n. Inyo Northern Mojave Desert, Inyo Mtns, west ridge from Waucoba Mtn. Comment
  UCR25323  Eriogonum brachypodum John C. Roos 1965-7-10 s.n. Inyo Northern Mojave Desert, south slope trail to Telescope Peak, Panamint Mountains 2744 Comment
  UCR25372  Koeleria macrantha John C. Roos, A. R. Roos 1954-6-12 6134 Inyo Northern Mojave Desert, Panamint Mountains, Wildrose Peak 2652 Comment
  UCR25385  Ranunculus eschscholtzii John C. Roos 1937-8-8 980 Inyo Sierra Nevada Mtns., Lone Pine Canyon below Mt. Whitney 3506 Comment
  UCR25397  Pellaea breweri John C. Roos 1937-8-8 978 Inyo Sierra Nevada Mtns., Lone Pine Canyon below Mt. Whitney 3506 Comment
  UCR25423  Cryptantha hoffmannii John C. Roos, L. Roos 1954-6-29 6188 Inyo Northern Mojave Desert, Inyo Mountains, The Narrows, Marble Canyon 2195 Comment
  UCR25424  Penstemon speciosus John C. Roos, L. Roos 1954-6-29 6187 Inyo Northern Mojave Desert, Inyo Mountains: The Narrows, Marble Canyon 695 Comment
  UCR25425  Abronia turbinata John C. Roos, L. Roos 1954-6-28 6179 Inyo Northern Mojave Desert, SE end of Eureka Valley 915 Comment
  UCR25606  Stipa thurberiana John C. Roos 1951-8-8 5087 Inyo White Mtns, 3 mi NW of Cedar Flat 2591 Comment
  UCR25607  Stipa pinetorum John C. Roos, L. Roos 1951-8-8 5086 Inyo White Mtns, 3 mi NW of Cedar Flat 2591 Comment
  UCR25679  Erigeron clokeyi John C. Roos, A. R. Roos 1953-8-9 5953 Inyo Northern Mojave Desert Region, Inyo Mountains, near head of Tamarack Canyon 3049 Comment
  UCR25681  Cirsium arizonicum var. tenuisectum John C. Roos, A. R. Roos 1953-8-9 5973 Inyo Inyo Mtns, Tamarack Canyon 2744 Comment
  UCR25682  Monardella odoratissima John C. Roos, A. R. Roos 1953-8-9 5951 Inyo Inyo Mtns, Tamarack Canyon 2744 Comment
  UCR25684  Frasera puberulenta John C. Roos, A. R. Roos 1953-8-9 5955 Inyo Northern Mojave Desert Region, Inyo Mountains, near head of Tamarack Canyon 3049 Comment
  UCR25713  Cleome sparsifolia John C. Roos 1955-4-10 6319 Inyo Northern Mojave Desert, Eureka Valley dunes 945 Comment
  UCR25785  Erysimum perenne John C. Roos 1937-8-8 982 Inyo Sierra Nevada Mountains, Lone Pine Lake, Lone Pine Canyon Comment
  UCR25789  Allenrolfea occidentalis John C. Roos 1937-8-6 972 Inyo Sierra Nevada Mtns, Bishop 1250 Comment
  UCR25797  Gentiana amarella John C. Roos 1937-8-8 977 Inyo Sierra Nevada Mtns., Lone Pine Canyon below Mt. Whitney 3506 Comment
  UCR25810  Mentzelia oreophila John C. Roos, L. Roos 1954-6-29 6183 Inyo Northern Mojave Desert, Inyo Mountains, The Narrows, Marble Canyon 2195 Comment
  UCR25927  Arenaria macradenia var. parishiorum John C. Roos, L. Roos 1954-5-8 6096 Inyo Northern Mojave Desert, Grapevine Mts., above Leadfield 1585 Comment
  UCR25942  Atriplex hymenelytra John C. Roos 1947-1-25 3212 Inyo Northern Mojave Desert, Death Valley National Monument [Park], Badwater -61 Comment
  UCR25955  Astragalus nuttallianus John C. Roos, L. Roos 1954-5-9 6114 Inyo Northern Mojave Desert, Death Valley region, Panamint Mountains, Wildrose Canyon 1951 Comment
  UCR25969  Lappula occidentalis John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Panamint Mtns: Wildrose Canyon at and below the Charcoal Kilns 2134 Comment
  UCR25975  Sambucus racemosa John C. Roos 1947-7-11 2846 Inyo Northern Mojave Desert, Panamint Mtns, upper Wildrose Canyon 2409 Comment
  UCR25992  Oxystylis lutea John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Amargosa River at Eagle Mountain, south of Death Valley Junction 610 Comment
  UCR26048  Phacelia pediculoides John C. Roos, L. Roos 1954-5-6 6073 Inyo Northern Mojave Desert, Amargosa River bottom, 4 mi. north of Shoshone 518 Comment
  UCR26049  Phacelia distans John C. Roos, A. R. Roos 1954-6-12 6129 Inyo Northern Mojave Desert, Panamint Mountains, upper Wildrose Canyon, near Wildrose Peak 2439 Comment
  UCR26094  Viguiera multiflora John C. Roos 1965-7-11 S.N. Inyo Northern Mojave Desert, Panamint Mtns: Wildrose Canyon at and below the Charcoal Kilns 2134 Comment
  UCR26148  Mentzelia nitens John C. Roos 1947-4-19 3467 Inyo Northern Mojave Desert, Death Valley National Monument [Park], canyon east of Dantes View 1646 Comment
  UCR26170  Camissonia campestris John C. Roos 1947-4-19 3488 Inyo Death Valley, Ryan Wash. east of Furnace Creek 701 Comment
  UCR26176  Keckiella rothrockii John C. Roos 1941-8-17 64 Inyo Northern Mojave Desert, Panamint Mountains: head of Wildrose Canyon 2409 Comment
  UCR26180  Jamesia americana John C. Roos 1956-9-29 6602 Inyo Panamint Mtns, Head off Death Valley Canyon Comment
  UCR26207  Rosa woodsii John C. Roos 1948-7-4 3912 Inyo Panamint Mtns., Thorndike's Spring 2165 Comment
  UCR26229  Eriogonum rixfordii John C. Roos 1947-1-26 3200 Inyo Emigrant Canyon below Emigrant Spring, Death Valley 1150 Comment
  UCR26241  Arceuthobium divaricatum John C. Roos 1947-7-12 2864 Inyo Northern Mojave Desert, Mahogany Flats, Panamint Mountains 2500 Comment
  UCR26256  Swertia perennis John C. Roos 1937-8-8 527 Inyo Sierra Nevada Mtns., Lone Pine Canyon below Mt. Whitney 3506 Comment
  UCR26261  Mirabilis bigelovii John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Panamint Mtns: Wildrose Canyon at and below the Charcoal Kilns 2134 Comment
  UCR26262  Frasera puberulenta John C. Roos 1967-8-5 s.n. Inyo Northern Mojave Desert, Inyo Mountains, 1 mi. east of Badger Flat on the summit ridge 3201 Comment
  UCR26266  Apocynum cannabinum John C. Roos 1965-7-11 s.n. Inyo Northern Mojave Desert, Emigrant Spring, Death Valley 1250 Comment
  UCR26271  Phacelia pediculoides John C. Roos, L. Roos 1954-5-6 6073 Inyo Northern Mojave Desert, Amargosa River bottom, 4 mi. north of Shoshone 518 Comment
  UCR26272  Eriogonum umbellatum var. versicolor John C. Roos, L. Roos 1954-6-26 6159 Inyo Inyo Mountains, Badger Flat 2622 Comment
  UCR26275  Cymopterus aboriginum John C. Roos, A. R. Roos 1954-6-12 6131 Inyo Northern Mojave Desert, Panamint Mountains, upper Wildrose Canyon, near Wildrose Peak 2439 Comment
  UCR26276  Lomatium foeniculaceum John C. Roos, A. R. Roos 1953-8-9 5964 Inyo Inyo Mtns, upper Tamarack Canyon 3110 Comment
  UCR26277  Koeleria macrantha John C. Roos, A. R. Roos 1953-8-9 5966 Inyo Inyo Mtns., Ridge of mountains, SE of head of Tamarack Canyon 3232 Comment
  UCR26310  Sagittaria latifolia John C. Roos 1937-8-4 1952 Inyo Owens River near Lone Pine 1112 Comment
  UCR26328  Stipa occidentalis John C. Roos 1967-10-7 s.n. Inyo Big Pine Creek below Palisade Glacier 2896 Comment
  UCR26329  Trisetum spicatum John C. Roos 1967-10-7 s.n. Inyo Big Pine Creek below Palisade Glacier 2896 Comment
  UCR26335  Melica stricta John C. Roos 1947-7-14 2856 Inyo Panamint Mtns., north slope of Baldy Peak 2591 Comment
  UCR26495  Astragalus oophorus John C. Roos 1947-7-11 2839 Inyo Northern Mojave Desert, Panamint Mountains, Mahogany Flats 2500 Comment
  UCR26496  Astragalus oophorus John C. Roos 1947-7-13 2831 Inyo Northern Mojave /Great Basin Desert, Panamint Mtns, Arcane Meadows, between Baldy [=Rogers?] and Telescope Peaks 3018 Comment
  UCR27413  Mimulus bigelovii var. cuspidatus John C. Roos 1967-8-6 s.n. Inyo Inyo Mtns., Mazourka Canyon 1386 Comment
  UCR27419  Delphinium glaucum John C. Roos 1965-8-9 s.n. Inyo Eastern Sierra Nevada Mtns, Onion Valley 2744 Comment
  UCR27470  Eriogonum nummulare John C. Roos, A. R. Roos 1954-8-15 6219 Inyo Northern Mojave Desert, Inyo Mtns., Whipoorwill (or Soldier) flat at east side of Waucoba Mtn. 2165 Comment
  UCR27594  Calochortus bruneaunis John C. Roos 1967-8-6 s.n. Inyo Inyo Mtns., 1 mi NE of Blue Bell Mine Comment
  UCR27667  Orobanche corymbosa John C. Roos 1967-8-5 s.n. Inyo Northern Mojave Desert, Inyo Mtns., Side Hill Spring 3049 Comment
  UCR27935  Amelanchier covillei John C. Roos 1948-7-4 3914 Inyo Panamint Mtns., Thorndike's Spring 2165 Comment
  UCR27938  Galium hypotrichium John C. Roos 1965-7-10 s.n. Inyo Northern Mojave Desert, south slope trail to Telescope Peak, Panamint Mountains 2744 Comment
  UCR30473  Salsola gobicola John C. Roos, A. R. Roos 1953-8-13 6008 Inyo Inyo Mtns, Tamarack Canyon 2744 Comment
  UCR30474  Silene bernardina John C. Roos, A. R. Roos 1953-8-11 5996 Inyo Northern Mojave/Great Basin Desert, Inyo Mtns: 2-2.5 mi east of Blue Bell Mine 2866 Comment
  UCR30477  Cryptantha roosiorum John C. Roos, A. R. Roos 1953-8-13 6015 Inyo Northern Mojave Desert, 3 mi east of Badger Flat, crest of Inyo Mtns 3232 Comment
  UCR30478  Lesquerella kingii John C. Roos, A. R. Roos 1953-8-11 6006 Inyo Northern Mojave Desert, Canyon 3 mi east of Badger Flat, Inyo Mtns. 3110 Comment
  UCR30479  Cryptantha hoffmannii John C. Roos, A. R. Roos 1953-8-11 6005 Inyo Northern Mojave Desert, Canyon 3 mi east of Badger Flat, Inyo Mtns. 3110 Comment
  UCR30493  Lupinus alpestris John C. Roos, A. R. Roos 1953-8-11 5988 Inyo Northern Mojave Desert, Inyo Mtns: 2 mi east of Blue Bell Mine 2866 Comment
  UCR30494  Senecio spartioides John C. Roos, A. R. Roos 1953-8-11 5990 Inyo Northern Mojave/Great Basin Desert, Inyo Mtns: 2-2.5 mi east of Blue Bell Mine 2866 Comment
  UCR30495  Agoseris glauca John C. Roos, A. R. Roos 1953-8-11 6003 Inyo Northern Mojave/Great Basin Desert, north slope of the Inyo Mtns: 3 mi east of Blue Bell Mine on the trail to Side Hill Spring 3110 Comment
  UCR30496  Brickellia microphylla John C. Roos, A. R. Roos 1953-8-14 6029 Inyo Northern Mojave Desert, Inyo Mtns., Al Rose Canyon 2141 Comment
  UCR30500  Astragalus oophorus John C. Roos, A. R. Roos 1953-8-11 5987 Inyo N Mojave Desert, Inyo Mtns: 2 mi east of Blue Bell Mine 2866 Comment
  UCR30505  Descurainia sophia John C. Roos, A. R. Roos 1953-8-11 6002 Inyo Northern Mojave/Great Basin Desert, north slope of the Inyo Mtns: 3 mi east of Blue Bell Mine on the trail to Side Hill Spring 3110 Comment
  UCR30509  Linanthus nuttallii John C. Roos, A. R. Roos 1953-8-11 5995 Inyo Northern Mojave/Great Basin Desert, Inyo Mtns: 2-2.5 mi east of Blue Bell Mine 2866 Comment
  UCR30510  Gayophytum diffusum subsp. parviflorum John C. Roos, A. R. Roos 1953-8-11 5999 Inyo Northern Mojave Desert, Inyo Mtns: 2.5 mi east of Blue Bell Mine 2988 Comment
  UCR30573  Townsendia scapigera John C. Roos, A. R. Roos 1953-8-13 6010 Inyo Inyo Mtns, head of Tamarack Canyon 3140 Comment
  UCR30574  Cirsium mohavense John C. Roos 1949-6-28 4528 Inyo Northern Mojave Desert, Tecopa, Amargosa River Valley 427 Comment
  UCR30578  Atriplex lentiformis John C. Roos, A. R. Roos 1950-8-7 4918 Inyo Northern Mojave Desert, China Ranch near Tecopa Pass 427 Comment
  UCR30598  Prosopis pubescens John C. Roos, A. R. Roos 1950-8-7 s.n. Inyo Northern Mojave Desert, China Ranch near Tecopa Pass 427 Comment
  UCR30599  Atriplex polycarpa John C. Roos, A. R. Roos 1950-8-7 s.n. Inyo Northern Mojave Desert, China Ranch near Tecopa Pass 427 Comment
  UCR30600  Tidestromia oblongifolia John C. Roos, A. R. Roos 1950-8-7 s.n. Inyo Northern Mojave Desert, China Ranch near Tecopa Pass 427 Comment
  UCR30601  Phragmites australis John C. Roos, A. R. Roos 1950-8-7 s.n. Inyo Northern Mojave Desert, China Ranch near Tecopa Pass 427 Comment
  UCR30606  Pluchea purpurascens John C. Roos, A. R. Roos 1950-8-7 s.n. Inyo Northern Mojave Desert, Tecopa in Amargosa River Valley 427 Comment
  UCR30608  Helianthus annuus subsp. jaegeri John C. Roos, A. R. Roos 1950-8-7 4928 Inyo Northeastern Mojave Desert, Amargosa River Valley, Tecopa Hot Springs, c. 2 mi. north of Tecopa 427 Comment
  UCR30611  Prosopis pubescens John C. Roos, A. R. Roos 1950-8-7 s.n. Inyo Northern Mojave Desert, Tecopa in Amargosa River Valley 427 Comment
  UCR30612  Prosopis glandulosa John C. Roos, A. R. Roos 1950-8-7 s.n. Inyo Northern Mojave Desert, Tecopa in Amargosa River Valley 427 Comment
  UCR30829  Sedum stenopetalum John C. Roos 1937-8-8 342 Inyo Sierra Nevada Mtns., Lone Pine Canyon below Mt. Whitney 3506 Comment
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Dec 21 2020
  UCR30853  Eriogonum baileyi var. baileyi John C. Roos, A. R. Roos 1954-8-15 6228 Inyo Northern Mojave Desert, Inyo Mtns., Whipoorwill (or Soldier) flat at east side of Waucoba Mtn. 2195 Comment
  UCR31654  Koeleria macrantha John C. Roos, A. R. Roos 1953-8-9 5948 Inyo Inyo Mtns, Tamarack Canyon 2774 Comment
  UCR31655  Poa secunda John C. Roos, L. Roos 1951-8-8 5117 Inyo SE rim Reed Flat, White Mtns. 3079 Comment
  UCR31663  Helianthus annuus subsp. jaegeri John C. Roos 1950-4-7 4728 Inyo Northern Mojave Desert, Tecopa 427 Comment
  UCR31671  Cryptantha echinella John C. Roos 1948-7-3 3899 Inyo Northern Mojave Desert, Panamint Mountains, Arcane Meadows 3018 Comment
  UCR31673  Eriogonum microthecum var. lapidicola John C. Roos 1967-8-6 s.n. Inyo Northern Mojave Desert, Inyo Mountains, 2 mi. NE of Badger Flats Comment
  UCR31676  Aster pauciflorus John C. Roos, A. R. Roos 1950-8-7 4923 Inyo Northern Mojave Desert, Tecopa in Amargosa River Valley 427 Comment
  UCR31678  Solidago confinis John C. Roos, A. R. Roos 1950-8-7 s.n. Inyo Northern Mojave Desert, China Ranch near Tecopa Pass 427 Comment
  UCR34453  Senecio canus John C. Roos, L. Roos 1954-6-24 6147 Inyo Inyo Mtns., 1 mi east of Blue Bell Mine 2866 Comment
  UCR54650  Suaeda moquinii John C. Roos, A. R. Roos 1950-8-7 s.n. Inyo Northeastern Mojave Desert, Amargosa River Valley, Tecopa Hot Springs, c. 2 mi. north of Tecopa 427 Comment
  UCSB32412  Hazardia brickellioides Roos, John; Roos, Alfred 1955-8-23 Inyo West base Last Chance Mts. east of Eureka Valley sand dunes 1219 Comment
  UCSB37370  Cordylanthus kingii subsp. helleri Roos, John 1958-8-30 Inyo Badger Flat, Inyo Mtns. Comment
  UCSB37491  Nitrophila mohavensis Roos, J. Inyo Amargosa Desert 3 mi. NE Death Valley Junction along Ash Meadow Road 624 Comment
  UCSB37807  Chrysothamnus viscidiflorus Roos, John 1961-10-22 Inyo Loretto Road, near Loretto Mine, east side of the Inyo Mtns Comment
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Jul 25 2014
  UCSB37810  Ericameria albida Roos, John; Roos, Alfred 1954-7-15 Inyo Lower Warm Spring, Saline Valley Comment
  UCSB37920  Pericome caudata Roos, John 1956-8-29 Inyo At the head of Death Valley Canyon in the Panamint Mtns. Comment
  UCSB40904  Swallenia alexandrae John C. Roos and Lucille Roos 1954-6-28 6175 Inyo collected in the N-slope of sand dune at SE-end of the Eureka Valley Eureka Valley 929 Comment
  UCSB42189  Hecastocleis shockleyi Roos, John; Munz, Philip 1955-4-8 Inyo Last Chance Mtns., east of the Eureka Valley sand dunes Comment
  UCSB42211  Astragalus atratus Roos, John; Munz, Philip 1955-4-8 Inyo Last Chance Mtns., east of the Eureka Valley sand dunes 1219 Comment
  UCSB42273  Erigeron divergens Roos, John 1955-4-7 Inyo Saline Valley, mouth of Hunter Canyon 350 Comment
  UCSB45517  Poa secunda subsp. juncifolia Roos, John 1955-4-6 Inyo Beveridge Canyon, east base of the Inyo Mtns. 640 Comment
  UCSB45551  Erigeron clokeyi Roos, John 1965-7-10 Inyo Arcane Meadow, near Telescope Peak, Panamint Mountains Comment
  UCSB45561  Cryptantha flavoculata Roos, John 1958-7-5 Inyo Near Badger Flat, Inyo Mtns. Comment
  UCSB45562  Cirsium arizonicum Roos, John; Roos, Alfred 1953-8-9 Inyo Tamarack Canyon, Inyo Mts. 2743 Comment
  UCSB45574  Achnatherum occidentale subsp. californicum Roos, John 1967-10-7 Inyo Big Pine Creek below Palisade Glacier. 2895 Comment
  UCSB45602  Astragalus lentiginosus var. micans Roos, John; Roos, Lucille 1954-6-28 Inyo SE end of Eureka Valley 920 Comment
  UCSB45607  Chamaesyce ocellata Roos, John; Roos, Lucille 1954-6-28 Inyo SE end of Eureka Valley 914 Comment
  UCSB45961  Poa bigelovii Roos, John 1955-4-8 Inyo Last Chance Mtns.; east of Eureka Valley sand dunes 1310 Comment
  UCSB46885  Suaeda nigra Roos, A. 1950-8-7 Inyo Tecopa Hot Springs; about 2 miles north of Tecopa; in the Amargosa River Valley 426 Comment
  UCSB49608  Swallenia alexandrae John C. Roos and Lucille Roos 1954-6-28 6175 Inyo collected in the N-slope of sand dune at SE-end of the Eureka Valley Eureka Valley 929 Comment
  CAS-BOT-BC136956  Cercocarpus ledifolius var. intricatus John Roos; Lucille Roos 1954-6-26 6157 Inyo Tamarack Canyon, Inyo Mts. 2743 Comment
  CAS-BOT-BC150922  Diplacus bigelovii var. bigelovii J. C. Roos 1965-7-10 s.n. Inyo Above Arcane Meadow, on the south slope of Telescope Peak. Panamint Range Comment
  CAS-BOT-BC167710  Petalonyx nitidus John Roos; Lucille Roos 1954-6-28 6169 Inyo Loretto Road, west side Eureka Valley 1676 Comment
  CAS-BOT-BC176870  Salsola gobicola J. C. Roos; A. R. Roos 1953-8-13 6008 Inyo Tamarack Canyon, Inyo Mts. 2743 Comment
  CAS-BOT-BC176875  Salsola gobicola J. C. Roos; A. R. Roos 1953-8-13 6008 Inyo Tamarack Canyon, Inyo Mts. 2743 Comment
  CAS-BOT-BC181066  Glossopetalon spinescens J. C. Roos; L. Roos 1955-4-11 6321 Inyo Unspecified 1706 Comment
  CAS-BOT-BC204183  Malacothamnus marrubioides J. C. Roos 1965-8-9 s.n. Inyo Independence Creek 2438 Comment
  CAS-BOT-BC209176  Dichanthelium acuminatum subsp. acuminatum J. C. Roos 1955-7-23 6511 Inyo Mouth of Beveridge Canyon, east base of Inyo Mts., Saline Valley 609 Comment
  CAS-BOT-BC211143  Lomatium foeniculaceum subsp. inyoense John Roos; Lucille Roos 1954-6-24 6149 Inyo Crest of Inyo Mts. 3 miles east of Badger Flat in headwaters of Marble Canyon Watershed 3169 Comment
  CAS-BOT-BC241749  Eriogonum brachypodum J. C. Roos 1965-7-10 s.n. Inyo South slope trail to Telescope Peak, Panamint Mtns. 2743 Comment
  CAS-BOT-BC247047  Poa secunda subsp. juncifolia J. C. Roos 1955-4-6 6286 Inyo On rocky canyon bottom of Beveridge Canyon, east base of the Inyo Mtns. 640 Comment
  CAS-BOT-BC248784  Eriogonum baileyi var. baileyi J. C. Roos; A. R. Roos 1955-8-24 6535 Inyo Last Chance Mts. 2 miles N.E. of Willow Spring 2011 Comment
  CAS-BOT-BC249844  Eriogonum esmeraldense var. esmeraldense J. C. Roos; A. R. Roos 1955-8-26 6549 Inyo East side of saddle between Squaw Peak and Waucoba Mt., Inyo Mts. 2590 Comment
  CAS-BOT-BC252289  Eriogonum heermannii var. argense John Roos; Lucille Roos 1951-8-12 5191 Inyo Westgaard [Westgard] Pass, White Mts. 2194 Comment
  CAS-BOT-BC254163  Eriogonum baileyi var. baileyi J. C. Roos; A. R. Roos 1954-8-15 6228 Inyo Whipoorwill (or Soldier) Flat at east side of Waucoba Mtn., Inyo Mts. 2194 Comment
  CAS-BOT-BC256245  Eriogonum deflexum var. baratum J. C. Roos 1955-7-21 6489 Inyo 2.5 miles south of Willow Spring, ridge at crest of Last Chance Mountains 2346 Comment
  CAS-BOT-BC258554  Eriogonum nummulare J. C. Roos 1955-7-20 6476 Inyo 0.1 mile NW of boundary marker # 80, Last Chance Mountains 2 miles east of Willow Spring 2072 Comment
  CAS-BOT-BC258556  Eriogonum nummulare J. C. Roos; E. C. Jaeger 1955-7-22 6503 Inyo Soldier Flat, east base Waucoba Mountain, Inyo Mountains 2194 Comment
  CAS-BOT-BC258640  Eriogonum ovalifolium var. nivale John Roos; Lucille Roos 1954-6-26 6158 Inyo Badget Flat, Inyo Mts. 2621 Comment
  CAS-BOT-BC260776  Chenopodium rubrum John Roos; Lucille Roos 1954-11-23 6258 Inyo Marsh at south-west side of Salt Lake, Saline Valley 323 Comment
  CAS-BOT-BC261209  Eriogonum heermannii var. humilius John Roos; Lucille Roos 1956-6-28 6171 Inyo Canyon along Loretto Road near Loretto Mine, Inyo Mts. 1615 Comment
  CAS-BOT-BC262191  Eriogonum umbellatum var. versicolor J. C. Roos; A. R. Roos 1953-8-13 6012 Inyo Crest of Inyo Mts. 3 miles east of Badget Flat 3169 Comment
  CAS-BOT-BC266687  Penstemon calcareus John Roos; Lucille Roos 1954-5-8 6102 Inyo Titus Canyon, Grapevine Mountains 1310 Comment
  CAS-BOT-BC269884  Eriogonum nudum var. pubiflorum John Roos; Lucille Roos 1947-7-15 2871 Inyo Wild Rose [Wildrose] Canyon at Kilns, Panamint Mts. 2133 Comment
  CAS-BOT-BC276246  Achnatherum X bloomeri J. C. Roos; A. R. Roos 1955-8-26 6559 Inyo E slope Waucoba Mountain, Inyo Mountains 3048 Comment
  CAS-BOT-BC276596  Chaenactis douglasii var. douglasii John Roos; Lucille Roos 1947-7-12 2897 Inyo Mahogany Flats, Panamint Mountains 2407 Comment
  CAS-BOT-BC291539  Crepis intermedia John Roos; Lucille Roos 1951-8-10 5128 Inyo Head of Wyman Canyon, White Mts. 3200 Comment
  CAS-BOT-BC292160  Dicoria canescens John Roos; Lucille Roos 1954-11-24 6266 Inyo Southeast end Eureka Valley 929 Comment
  CAS-BOT-BC292161  Dicoria canescens J. C. Roos; Philip A. Munz 1954-9-18 20157 Inyo At s.e. end of Eureka valley, e. of Inyo Range 914 Comment
  CAS-BOT-BC293547  Erigeron aphanactis var. aphanactis John C. Roos 1955-5-15 6380 Inyo Willow Creek, Last Chance Mts. 1584 Comment
  CAS-BOT-BC294365  Ericameria paniculata John Roos; Lucille Roos 1947-9-20 2812 Inyo Emigrant Wash near Emigrant Spring, Panamint Mts. 1249 Comment
  CAS-BOT-BC298996  Ericameria nauseosa var. hololeuca John Roos; Lucille Roos 1947-9-19 2799 Inyo Rocky ridge between Telescope and Baldy Peaks, Panamint Mts 3048 Comment
  CAS-BOT-BC308506  Gutierrezia sarothrae John Roos; Lucille Roos 1947-7-11 2842 Inyo Mahgany Flats, Panamint Mts. 2499 Comment
  CAS-BOT-BC308525  Hazardia brickellioides J. C. Roos; A. R. Roos 1955-8-23 6530 Inyo West base Last Chance Mtns. east of Eurka Valley sand dunes 1219 Comment
  CAS-BOT-BC314406  Hecastocleis J. C. Roos; P. A. Munz 1955-4-8 6308 Inyo Last Chance Mtns. east of the Eureka Valley sand dunes 1310 Comment
  CAS-BOT-BC314407  Hecastocleis John Roos; Lucille Roos 1954-5-8 6094 Inyo Crest of Grapevine Mts. above Leadfield 1645 Comment
  CAS-BOT-BC330671  Acer glabrum var. diffusum A. R. Roos; J. C. Roos 1953-8-9 5946 Inyo Tamarack Canyon, Inyou Mts. 2712 Comment
  CAS-BOT-BC375460  Stephanomeria exigua subsp. exigua J. C. Roos; E. C. Jaeger 1955-7-21 6477 Inyo Last Chance Mountains 2 miles NE of Willow Spring 2011 Comment
  CAS-BOT-BC41003  Caulanthus crassicaulis John C. Roos; Lucille Roos 1954-6-28 6168 Inyo Inyo Mountains. Southwest slope Little Cowhorn Valley. 2255 Comment
  CAS-BOT-BC41005  Caulanthus crassicaulis J. C. Roos 1955-6-21 6470 Inyo Inyo Mountains. Little Cowhorn Valley. 2255 Comment
  CAS-BOT-BC413256  Oxytheca dendroidea subsp. dendroidea J. C. Roos; A. R. Roos 1954-8-15 6227 Inyo Whipoorwill (or Soldier) Flat at east side of Waucoba Mtn., Inyo Mts. 2194 Comment
  CAS-BOT-BC413257  Oxytheca dendroidea subsp. dendroidea J. C. Roos; A. R. Roos 1954-8-14 6212 Inyo Flats 1 1/2 miles east of Andrews Mtn., Inyo Mts. 2545 Comment
  CAS-BOT-BC413262  Oxytheca dendroidea subsp. dendroidea J. C. Roos; E. C. Jaeger 1955-7-20 6474 Inyo Last Chance Mountains 2 miles NE of Willow Spring, near California-Nevada boundary 2011 Comment
  CAS-BOT-BC423276  Peritoma lutea J. C. Roos 1955-6-21 6464 Inyo Near Willow Spring, Last Chance Mountains. 1828 Comment
  CAS-BOT-BC424467  Heuchera rubescens John Roos; Lucille Roos 1947-7-13 2883 Inyo Telescope Peak, Panamint Mts. 3291 Comment
  CAS-BOT-BC438164  Sesuvium verrucosum J. C. Roos 1955-7-24 6524 Inyo 0.5 mile east of Olancha at south end Owens Lake. 1097 Comment
  CAS-BOT-BC444426  Lewisia rediviva var. minor John Roos; Lucille Roos 1950-7-27 5825 Inyo West side Reed Flat, White Mts. 3078 Comment
  CAS-BOT-BC444427  Lewisia rediviva var. minor John Roos; Lucille Roos 1950-7-27 5825 Inyo West side Reed Flat, White Mts. 3078 Comment
  CAS-BOT-BC451812  Triglochin maritima John Roos; Lucille Roos 1954-5-7 6078 Inyo Amargosa Desert 3 miles NE of Death Valley Junction along Ash Meadows road. 624 Comment
  CAS-BOT-BC473033  Chenopodium leptophyllum J. C. Roos 1955-7-23 6506 Inyo Soldier Flat at east base of Waucoba Mountain, Inyo Mountains 2194 Comment
  CAS-BOT-BC487782  Calochortus bruneaunis J. C. Roos 1955-6-17 6410 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2011 Comment
  CAS-BOT-BC487783  Calochortus bruneaunis John Roos; Lucille Roos 1952-7-26 5823 Inyo East side of Reed Flat at head of Birch Creek, White Mts. 3048 Comment
  CAS-BOT-BC502895  Orobanche fasciculata J. C. Roos 1965-7-10 s.n. Inyo Arcane Meadows, near Telescope Peak, Panamint Mountains Comment
  CAS-BOT-BC515215  Eriastrum wilcoxii J. C. Roos 1965-7-11 s.n. Inyo Wildrose Canyon at kilns, Panamint Mtns. Comment
  CAS-BOT-BC515216  Eriastrum wilcoxii J. C. Roos 1955-7-23 6508 Inyo Soldier Flat at E base Waucoba Mountain, Inyo Mountains 2194 Comment
  CAS-BOT-BC523866  Gilia modocensis J. C. Roos 1955-6-17 6394 Inyo 2 mi NE of Willow Spring, Last Chance Mountains 2011 Comment
  CAS-BOT-BC60736  Physaria kingii subsp. latifolia John Roos; Lucille Roos 1947-7-12 2835 Inyo Panamint Mountains. Wild Rose Canyon. 2346 Comment
  CAS-BOT-BC60860  Stanleya elata J. C. Roos 1955-6-21 6465 Inyo Willow Creek, west slope Last Chance Mountains. 1615 Comment
  CAS-BOT-BC67979  Cystopteris fragilis John Roos; Lucille Roos 1947-7-14 2853 Inyo Panamint Mts. - rocks in steep canyon on north slope of Baldy Peak. 2621 Comment
  CAS-BOT-BC93726  Artemisia ludoviciana subsp. albula John Roos; Lucille Roos 1947-9-20 2814 Inyo Emigrant Wash near Emigrant Spring, Panamint Mts. 1249 Comment
  CAS-BOT-BC97929  Symphyotrichum frondosum J. C. Roos; A. R. Roos 1955-8-28 6564 Inyo West Side Owens Lake 3 miles north of Olancha 1082 Comment
  CAS-BOT-BC99233  Aster J. C. Roos; A. R. Roos 1955-8-28 6570 Inyo West side Owens Lake 3 miles north of Olancha 1091 Comment
  CLARK-A1528-1067  Dicoria canescens subsp. clarkiae John C. Roos, Lucille Roos 1954-11-24 6266 Inyo Eureka Valley 929 Comment
  CLARK-A1528-1192  Chenopodium leptophyllum John C. Roos 1951-8-8 5112 Inyo White Mountains 3139 Comment
  CLARK-A1528-1194  Chenopodium leptophyllum John C. Roos 1967-8-6 Inyo Inyo Mountains Comment
  CLARK-A1528-1308  Cassiope mertensiana John C. Roos 1967-9-16 Inyo Sierra Nevada Mountains 3596 Comment
  CLARK-A1528-1435  Cymopterus cinerarius John C. Roos 1952-7-27 5831 Inyo White Mountains 3169 Comment
  CLARK-A1528-1525  Dichelostemma pulchellum John C. Roos, Lucille Roos 1954-5-9 6111 Inyo Panamint Range 1950 Comment
  CLARK-A1528-1545  Amphipappus fremontii John C. Roos 1955-4-6 6291 Inyo Inyo Mountains 518 Comment
  CLARK-A1528-1576  Artemisia ludoviciana John C. Roos 1961-9-2 Inyo Inyo Mountains 2804 Comment
  CLARK-A1528-1581  Artemisia ludoviciana John C. Roos 1947-9-20 Inyo Panamint Mountains near Emigrant Spring; with Chrysothamnus paniculatus, etc.; dry rocky wash; 1249 Comment
  CLARK-A1528-1586  Artemisia nova John C. Roos 1947-9-20 2805 Inyo Panamint Mountains 2590 Comment
  CLARK-A1528-1587  Artemisia nova John C. Roos 1947-9-19 2796 Inyo Panamint Mountains 3352 Comment
  CLARK-A1528-1588  Artemisia nova John C. Roos, Lucille Roos 1947-9-20 2809 Inyo Panamint Mountains 2133 Comment
  CLARK-A1528-1612  Aster intricatus John C. Roos 1949-9-3 4650 Inyo Tecopa 426 Comment
  CLARK-A1528-1678  Brickellia longifolia John C. Roos 1961-10-22 Inyo Owens Lake Comment
  CLARK-A1528-1682  Brickellia multiflora John C. Roos 1954-11-24 6264 Inyo Inyo Mountains 548 Comment
  CLARK-A1528-1683  Brickellia multiflora John C. Roos 1947-9-18 2792 Inyo Panamint Mountains 1066 Comment
  CLARK-A1528-1684  Brickellia multiflora John C. Roos 1961-10-22 Inyo Inyo Mountains Comment
  CLARK-A1528-1686  Brickellia multiflora John C. Roos, Lucille Roos 1947-9-20 2813 Inyo Panamint Range 1249 Comment
  CLARK-A1528-1687  Brickellia oblongifolia var. linifolia John C. Roos, Lucille Roos 1947-7-15 2868 Inyo Panamint Mtns. 2133 Comment
  CLARK-A1528-1715  Chrysothamnus nauseosus subsp. mohavensis John C. Roos, Lucille Roos 1947-9-20 2808 Inyo Panamint Mountains 2133 Comment
  CLARK-A1528-1729  Chrysothamnus paniculatus John C. Roos 1947-9-20 2812 Inyo Panamint Mountains 1249 Comment
  CLARK-A1528-1740  Chrysothamnus teretifolius John C. Roos, Lucille Roos 1947-9-20 2811 Inyo Panamint Mountains 1523 Comment
  CLARK-A1528-1749  Chrysothamnus viscidiflorus subsp. puberulus John C. Roos 1954-8-14 6218 Inyo Inyo Mountains 2377 Comment
  CLARK-A1528-1774  Cirsium nidulum John C. Roos, Lucille Roos 1952-7-28 5850 Inyo White Mountains 2895 Comment
  CLARK-A1528-1798  Dicoria canescens subsp. clarkiae John C. Roos, Philip A. Munz 1954-9-18 20157 Inyo Eureka Valley 929 Comment
  CLARK-A1528-1815  Erigeron argentatus John C. Roos 1952-7-25 5817 Inyo White Mountains 2438 Comment
  CLARK-A1528-1867  Gutierrezia sarothrae John C. Roos 1947-7-11 2842 Inyo Panamint Mountains 2499 Comment
  CLARK-A1528-1875  Haplopappus brickellioides John C. Roos 1955-4-8 6306 Inyo Last Chance Mountains 1280 Comment
  CLARK-A1528-1901  Haplopappus paniculatus John C. Roos, Lucille Roos 1947-9-20 2815 Inyo Olancha 1097 Comment
  CLARK-A1528-1940  Helianthus jaegeri John C. Roos 1950-8-7 4928 Inyo Tecopa 426 Comment
  CLARK-A1528-1948  Hulsea heterochroma John C. Roos 1961-8-9 Inyo Independence Creek 2682 Comment
  CLARK-A1528-2038  Brickellia multiflora John C. Roos 1956-9-30 6603 Inyo Panamint Range Comment
  CLARK-A1528-2056  Pluchea purpurascens John C. Roos 1949-9-3 4652 Inyo Tecopa 457 Comment
  CLARK-A1528-2066  Psathyrotes annua John C. Roos 1947-7-15 2827 Inyo Darwin Mesa 1523 Comment
  CLARK-A1528-2120  Tetradymia canescens John C. Roos 1965-8-9 Inyo Independence Creek Comment
  CLARK-A1528-2159  Haplopappus paniculatus John C. Roos 1949-9-3 3567 Inyo Tecopa 426 Comment
  CLARK-A1528-2181  Viguiera reticulata John C. Roos 1956-9-30 6604 Inyo Panamint Mountains Comment
  CLARK-A1528-2191  Townsendia scapigera John C. Roos 1951-8-9 5120 Inyo White Mountains 3047 Comment
  CLARK-A1528-2333  Lesquerella kingii John C. Roos 1947-7-12 2835 Inyo Panamint Range 2346 Comment
  CLARK-A1528-2340  Halimolobos diffusa var. jaegeri John C. Roos 1952-7-28 5844 Inyo White Mountains 2682 Comment
  CLARK-A1528-2346  Streptanthus cordatus John C. Roos 1947-7-11 2841 Inyo Panamint Mountains 2499 Comment
  CLARK-A1528-2351  Thysanocarpus curvipes John C. Roos 1961-5-6 Inyo Coso Mountains 1188 Comment
  CLARK-A1528-2389  Oxystylis lutea John C. Roos 1965-7-11 Inyo Eagle Mountain 609 Comment
  CLARK-A1528-2390  Cleome lutea John C. Roos 1937-8-6 1959 Inyo Big Pine Comment
  CLARK-A1528-2413  Sambucus microbotrys John C. Roos 1965-8-9 Inyo Sierra Nevada Range Comment
  CLARK-A1528-2415  Symphoricarpos longiflorus John C. Roos 1947-7-12 2838 Inyo Panamint Mountains 2377 Comment
  CLARK-A1528-2438  Arenaria aculeata John C. Roos 1937-8-5 642 Inyo White Mountains 2743 Comment
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Jun 4 2015
  CLARK-A1528-2439  Arenaria aculeata John C. Roos, Lucille Roos 1951-8-8 5118 Inyo White Mountains 2956 Comment
  CLARK-A1528-2458  Scopulophila rixfordii John C. Roos, Lucille Roos 1954-5-8 6097 Inyo Grapevine Mountains 1371 Comment
  CLARK-A1528-2459  Scopulophila rixfordii John C. Roos 1955-4-8 6313 Inyo Last Chance Range 1219 Comment
  CLARK-A1528-2492  Forsellesia nevadensis John C. Roos 1955-4-11 6321 Inyo 1706 Comment
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Oct 3 2014
  CLARK-A1528-2497  Atriplex parryi John C. Roos 1965-7-11 Inyo Amargosa River Comment
  CLARK-A1528-2522  Atriplex hymenelytra John C. Roos 1965-7-11 Inyo Death Valley Comment
  CLARK-A1528-2566  Chenopodium leptophyllum John C. Roos 1954-6-26 6161 Inyo Inyo Mountains 2621 Comment
  CLARK-A1528-2574  Chenopodium rubrum John C. Roos 1954-11-23 6258 Inyo Saline Valley 323 Comment
  CLARK-A1528-2575  Chenopodium rubrum John C. Roos 1954-8-15 6223 Inyo Saline Valley 323 Comment
  CLARK-A1528-2596  Nitrophila occidentalis John C. Roos 1965-7-11 Inyo Death Valley Junction Comment
  CLARK-A1528-2600  Suaeda depressa var. erecta John C. Roos 1954-7-18 6193 Inyo Amargosa Desert 624 Comment
  CLARK-A1528-2700  Euphorbia fendleri John C. Roos 1951-8-12 5193 Inyo White Mountains 2194 Comment
  CLARK-A1528-2728  Astragalus atratus John C. Roos 1955-4-8 6304 Inyo Last Chance Mountains 1219 Comment
  CLARK-A1528-2730  Astragalus calycosus John C. Roos 1951-8-11 5178 Inyo White Mountains 3444 Comment
  CLARK-A1528-2731  Astragalus calycosus John C. Roos 1947-7-11 2903 Inyo Panamint Mountains 2499 Comment
  CLARK-A1528-2747  Astragalus kentrophyta subsp. implexus John C. Roos 1937-8-5 1034 Inyo White Mountains Comment
  CLARK-A1528-2754  Astragalus oophorus John C. Roos 1952-7-29 5857 Inyo White Mountains 3078 Comment
  CLARK-A1528-2770  Dalea polyadenia John C. Roos 1947-7-15 2826 Inyo Darwin Mesa 1523 Comment
  CLARK-A1528-2771  Dalea polyadenia John C. Roos 1954-6-28 6178 Inyo Eureka Valley 914 Comment
  CLARK-A1528-2954  Swertia perennis John C. Roos 1965-8-9 Inyo Sierra Nevada Comment
  CLARK-A1528-2955  Frasera puberulenta John C. Roos 1967-8-5 Inyo Inyo Mountains Comment
  CLARK-A1528-2974  Eucrypta micrantha John C. Roos 1955-4-6 6296 Inyo Saline Valley Comment
  CLARK-A1528-2994  Phacelia calthifolia John C. Roos, Lucille Roos 1954-3-27 6050 Inyo Death Valley 243 Comment
  CLARK-A1528-3014  Phacelia perityloides John C. Roos, Lucille Roos 1954-5-8 6101 Inyo Grapevine Mountains 1219 Comment
  CLARK-A1528-3015  Phacelia perityloides John C. Roos 1955-4-6 6287 Inyo Inyo Mountains 609 Comment
  CLARK-A1528-3017  Phacelia rotundifolia John C. Roos, Lucille Roos 1952-7-31 5878 Inyo White Mountains 2438 Comment
  CLARK-A1528-3113  Salvia funerea John C. Roos, Lucille Roos 1954-3-27 6057 Inyo Grapevine Mountains 914 Comment
  CLARK-A1528-3115  Salvia funerea John C. Roos 1938-4-17 1621 Inyo Death Valley Park Nursery Comment
  CLARK-A1528-3156  Eucnide urens John C. Roos 1965-7-9 Inyo Trona Comment
  CLARK-A1528-3559  Pinus monophylla John C. Roos 1947-7-14 2817 Inyo Panamint Mountains 2468 Comment
  CLARK-A1528-3838  Primula suffrutescens John C. Roos 1965-8-9 Inyo Independence Creek Comment
  CLARK-A1528-3982  Cercocarpus ledifolius John C. Roos 1955-7-21 6479 Inyo Last Chance Mountains 2377 Comment
  CLARK-A1528-3984  Chamaebatiaria millefolium John C. Roos 1965-8-9 Inyo Independence Creek 2682 Comment
  CLARK-A1528-4009  Cowania mexicana var. stansburyana John C. Roos 1965-7-11 Inyo Panamint Range 2468 Comment
  CLARK-A1528-4869  Oxystylis lutea John C. Roos 1949-6-28 4526 Inyo Tecopa Comment
  CLARK-A1528-4966  Oxystylis lutea John C. Roos 1938-4-18 1635 Inyo Comment
  CLARK-A1528-4968  Brickellia multiflora John C. Roos 1947-7-15 2829 Inyo Panamint Mountains Comment
  CLARK-A1528-4969  Stephanomeria pauciflora John C. Roos 1947-7-15 2828 Inyo Panamint Mountains 914 Comment
  CLARK-A1528-4970  Eriogonum deflexum John C. Roos 1947-7-15 2823 Inyo Darwin Mesa 1523 Comment
  CLARK-A1528-4989  Stanleya elata John C. Roos 1965-6-11 Inyo Panamint Mountains Comment
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Apr 25 2019
  CLARK-A1528-5094  Astragalus kentrophyta subsp. implexus John C. Roos 1952-7-26 5820 Inyo White Mountains 3047 Comment
  CLARK-A1528-5099  Astragalus calycosus John C. Roos 1967-8-5 Inyo Inyo Mountains 3200 Comment
  CLARK-A1528-5102  Lupinus munzii John C. Roos 1951-8-8 5109 Inyo White Mountains 3169 Comment
  CLARK-A1528-5132  Scirpus robustus John C. Roos 1954-5-7 6077 Inyo 624 Comment
  CLARK-A1528-5148  Arenaria kingii var. glabrescens John C. Roos, Alfred R. Roos 1953-8-7 5930 Inyo Inyo Mountains 2743 Comment
  CLARK-A1528-5323  Dicoria canescens subsp. clarkiae John C. Roos, Lucille Roos 1954-11-24 6266 Inyo Eureka Valley 929 Comment
  CLARK-A1528-5324  Dicoria canescens subsp. clarkiae John C. Roos, Lucille Roos 1954-11-24 6266 Inyo Eureka Valley 929 Comment
  CLARK-A1528-5345  Tanacetum canum John C. Roos 1947-9-19 2797 Inyo Panamint Mountains 3474 Comment
  CLARK-A1528-5412  Chenopodium leptophyllum John C. Roos 1954-6-26 6161 Inyo Inyo Mountains 2621 Comment
  CLARK-A1528-5455  Brickellia multiflora John C. Roos 1954-11-24 6264 Inyo Inyo Mountains 548 Comment
  CLARK-A1528-5465  Chrysothamnus viscidiflorus subsp. puberulus John C. Roos 1954-8-14 6218 Inyo Inyo Mountains 2377 Comment
  CLARK-A1528-5468  Dicoria canescens subsp. clarkiae John C. Roos, Lucille Roos 1954-11-24 6266 Inyo Eureka Valley 929 Comment
  CLARK-A1528-5470  Dicoria canescens subsp. clarkiae John C. Roos, Lucille Roos 1954-11-24 6266 Inyo Eureka Valley 929 Comment
  CLARK-A1528-5471  Dicoria canescens subsp. clarkiae John C. Roos, Lucille Roos 1954-11-24 6266 Inyo Eureka Valley 929 Comment
  CLARK-A1528-5472  Dicoria canescens subsp. clarkiae John C. Roos, Philip A. Munz 1954-9-18 20157 Inyo Eureka Valley 929 Comment
  CLARK-A1528-5515  Dicoria canescens subsp. clarkiae John C. Roos, Philip A. Munz 1954-9-18 20157 Inyo Eureka Valley 929 Comment
  CLARK-A1528-5603  Haplopappus macronema John C. Roos 1959-8-20 Inyo White Mountains 3047 Comment
  CLARK-A1528-5605  Haplopappus macronema John C. Roos 1959-8-20 Inyo White Mountains 3047 Comment
  CLARK-A1528-5686  Aconitum columbianum John C. Roos 1973-8-8 2381 Inyo Lone Pine Canyon Comment
  HSC78591  Mentzelia albicaulis J. C. Roos 1947-4-18 3455 Inyo Shoshone. 457 Comment
  LA102181  Phragmites australis John C. Roos; 1950-8-7 sn Inyo Mojave Desert, China ranch on the Amargosa River S of Tecopa 426 Comment
  LA102203  Poa secunda John C. Roos; Alfred R. Roos 1954-6-11 6127 Inyo Panamint Mountains, head of Wild Rose Canyon near Mahogany Flats 2468 Comment
  LA102241  Ribes velutinum John C. Roos; 1965-7-10 sn Inyo Panamint Mountains, Telescope Peak Comment
  LA102391  Chrysothamnus viscidiflorus subsp. puberulus J. C. Roos; 1948-9-7 4017 Inyo 10 mi. NW of Bishop 1261 Comment
  LA203100  Chaetadelpha wheeleri John C. Roos; Lucille Roos 1954-6-28 6174 Inyo Eureka Valley, Leo Carrillo State Beach, SE-end 929 Comment
  LA25949  Cymopterus cinerarius John C. Roos; Lucille Roos 1952-7-27 5831 Inyo WHITE MOUNTAINS, ridge at SE rim Reed Flat. 3169 Comment
  NY170314  Halimolobos diffusa var. jaegeri J. C. Roos 1953-8-14 6024 Inyo Al Rose Canyon, Inyo Mts. 2499.4 Comment
  NY404462  Oxytheca dendroidea subsp. dendroidea J. C. Roos 1954-6-27 6166 Inyo Flats 1 1/2 miles east of Andrews Mountain, Inyo Mountains 2545.1 Comment
  NY703190  Dalea searlsiae J. C. Roos 1954-6-28 6167 Inyo Inyo Mountains 3 miles northeast of Andrews Mountain 2316 Comment
  OBI30456  Eriastrum wilcoxii J. C. Roos 1965-7-11 Inyo Wild rose Canyon at kills, Panamint Mtns. Comment
  OBI30461  Delphinium glaucum J. C. Roos 1965-8-9 s.n. Inyo Onion Valley 2743 Comment
  OBI30463  Diplacus bigelovii J. C. Roos 1967-8-6 s.n. Inyo Mazourka Cyn, Inyo Mts Comment
  OBI35956  Orobanche fasciculata J. C. Roos 1965-7-10 s.n. Inyo Aracane Meadows, near Telescope Peak, Panamint Mts Comment
  OBI40204  Delphinium polycladon J. C. Roos 1937-8-8 1023 Inyo Lone Pine Cyn below Mt Whitney Comment
  POM251776  Ruppia cirrhosa J. C. Roos 1938-4-17 17 Inyo Springs above Furnace Creek, Death Valley. Comment
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Oct 30 2014
  POM251783  Galium stellatum J. C. Roos 1938-4-15 18 Inyo Darwin Falls. Comment
  POM261206  Penstemon rostriflorus J. C. Roos 1941-8-17 65 Inyo Wildrose Canyon, Panamint Mts. 2378 Comment
  POM261207  Pellaea breweri J. C. Roos 1941-8-17 44 Inyo Panamint Mountains: 3048 Comment
  POM261209  Oenothera cespitosa subsp. marginata J. C. Roos 1941-8-17 25 Inyo Panamint Mountains: 3049 Comment
  POM261402  Chaenactis douglasii var. douglasii J. C. Roos 1941-08 51 Inyo Panamint Mts 3201 Comment
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Jun 20 2012
  POM261422  Eriogonum nidularium J. C. Roos 1941-8-17 66 Inyo Wildrose Canyon at Charcoal Kilns, Panamint Mountains. Comment
  POM265654  Cleome lutea J. C. Roos 1937-8-4 2347 Inyo Independence. Comment
  POM265656  Cleome lutea J. C. Roos 1937-8-6 1959 Inyo Big Pine. Comment
  POM265657  Cleome sparsifolia J. C. Roos 1937-8-4 1953 Inyo east side of Owens Lake. Comment
  POM265713  Chenopodium rubrum J. C. Roos 1937-8-4 2170 Inyo Lone Pine. Comment
  POM265715  Endolepis covillei J. C. Roos 1937-8-3 2161 Inyo Little Lake, Owens Valley. Comment
  POM266315  Hulsea algida J. C. Roos 1937-8-8 1019 Inyo Slope of Mt. Whitney. Comment
  POM274202  Lupinus argenteus J. C. Roos 1947-7-13 2874 Inyo Telescope Peak, Panamint Moutains. 3293 Comment
  POM274212  Artemisia tridentata J. C. Roos 1947-9-19 2801 Inyo Panamint Mountain Range, Aracane Meadows 3049 Comment
  POM274222  Achnatherum hymenoides J. C. Roos 1947-7-14 2854 Inyo north slope Baldy Peak, Panamint Mts. 2621 Comment
  POM274229  Brickellia multiflora J. C. Roos 1947-7-15 2829 Inyo Imigrant Springs, Panamint Mts. Comment
  POM301710  Sagittaria latifolia J. C. Roos 1937-8-4 1952 Inyo Owens River, near Lone Pine. Comment
  RSA0002023  Stanleya pinnata var. inyoensis J. C. Roos, L. Roos 1954-6-28 6177 Inyo Southeast end Eureka Valley. 915 Comment
  RSA0002412  Nitrophila mohavensis J. C. Roos, A. Roos 1954-6-13 6140 Inyo Open flats of Amargosa Desert 3 mi. NE of Death Valley Junction along Ash Meadow road. 625 Comment
  RSA0002413  Nitrophila mohavensis J. C. Roos, A. Roos, Suzanne O., Walter Wisura 1954-6-13 6140 Inyo Open flats of Amargosa Desert 3 miles NE of Death Valley Junction along Ash Meadows road 625 Comment
  RSA0004074  Nitrophila mohavensis J. C. Roos 1954-7-18 6194 Inyo Amargosa Desert 3 miles NE of Death Valley Junction along Ash Meadows road 625 Comment
  RSA0005020  Eriogonum glandulosum var. carneum J. C. Roos, A. R. Roos 1955-8-23 6527 Inyo West base Last Chance Mts. east of Eureka Valley sand dunes. Comment
  RSA0008801  Astragalus lentiginosus var. micans J. C. Roos 1955-5-13 6354 Inyo Southeast end of Eureka Valley, East of Inyo Mts. 930 Comment
  RSA0008802  Astragalus lentiginosus var. micans J. C. Roos 1955-5-13 6354 Inyo Southeast end of Eureka Valley, East of Inyo Mts. 930 Comment
  RSA0010325  Lomatium foeniculaceum subsp. inyoense J. C. Roos, L. Roos 1954-6-24 6148 Inyo Pass at crest of Inyo Mountains near Side Hill Spring, 3 miles east of Badger Flat 3110 Comment
  RSA0010946  Castilleja minor subsp. minor J. C. Roos, A. R. Roos 1955-8-28 6568 Inyo West side Owens Lake 3 miles north of Olancha. 1091 Comment
  RSA0014819  Proboscidea parviflora subsp. parviflora J. C. Roos, E. C. Jaeger 1955-7-23 6516 Inyo Abandoned field below mouth of Hunter Canyon, Saline Valley. 351 Comment
  RSA0017223  Gilia ochroleuca subsp. ochroleuca J. C. Roos 1955-6-17 6411 Inyo 2 miles north of Willow Spring, Last Chance Mountains. 2011 Comment
  RSA0029713  Delphinium polycladon J. C. Roos 1937-8-8 1023 Inyo Lone Pine Canyon 2591 Comment
  RSA0045063  Eremogone macradenia var. macradenia J. C. Roos 1954-5-8 6096 Inyo Grapevine Mountains above Leadfield 1584 Comment
  RSA0051244  Rosa woodsii J. C. Roos 1948-7-4 3912 Inyo Thorndykes Spring, Panamint Mtns. Comment
  RSA0051246  Galium hilendiae subsp. carneum John Roos, Lucille Roos 1947-7-14 2855 Inyo North slope Baldy Peak, Panamint Mts. 2560 Comment
  RSA0057817  Philadelphus microphyllus var. stramineus J. C. Roos, L. Roos 1952-7-28 5843 Inyo Wyman Canyon, White Mountains. 2683 Comment
  RSA0062964  Heuchera rubescens var. alpicola J. C. Roos, L. Roos 1954-6-29 6184 Inyo Inyo Mountains; The Narrows, Marble Canyon. 2180 Comment
  RSA0062965  Heuchera rubescens var. alpicola J. C. Roos 1947-7-14 2850 Inyo North slope Baldy Peak, Panamint Mts. 2652 Comment
  RSA0062966  Heuchera rubescens var. alpicola J. C. Roos 1941-8-17 49 Inyo Panamint Mountains. 3201 Comment
  RSA0063293  Heuchera rubescens var. alpicola J. C. Roos, A. R. Roos 1953-8-13 6021 Inyo East tributary of Mazourka Canyon, Inyo Mountains. 2500 Comment
  RSA0066142  Heuchera rubescens var. alpicola J. C. Roos 1965-7-10 s.n. Inyo NE slope of Telegraph Peak, Panamint Mtns. 3049 Comment
  RSA0066408  Phlox caespitosa J. C. Roos, A. R. Roos 1953-8-13 6011 Inyo Along crest of Inyo Mts. east of headwaters of Tamarack Canyon. 3140 Comment
  RSA0076362  Sedum lanceolatum J. C. Roos 1937-8-8 342 Inyo Lone Pine Canyon. 2744 Comment
  RSA0076468  Lomatium parryi John C. Roos 1947-7-11 2904 Inyo Mahogany Flats, Panamint Mts. 2499 Comment
  RSA0081038  Orobanche fasciculata John C. Roos 1947-7-12 2880 Inyo Upper Wildrose Canyon, Panamint Mountains. 2377 Comment
  RSA0094651  Gilia J. C. Roos 1955-6-17 6394 Inyo 2 miles north of Willow Spring, Last Chance Mountains. 2011 Comment
  RSA0097025  Lappula redowskii John C. Roos 1955-6-17 6408 Inyo 2 miles NE of Willow Spring, Last Chance Mountains. 2012 Comment
  RSA0097026  Lappula redowskii J. C. Roos 1965-7-11 s.n. Inyo Wildrose Canyon, at kilns. Comment
  RSA0103491  Eriastrum wilcoxii J. C. Roos 1955-7-23 6508 Inyo Soldier Flat at east base Waucoba Mountain, Inyo Mountains. 2195 Comment
  RSA0103494  Eriastrum wilcoxii J. C. Roos 1955-6-17 6416 Inyo 2 miles NE of Willow Springs, Last Chance Mountains. 2012 Comment
  RSA0110944  Phacelia curvipes J. C. Roos 1955-6-17 6417 Inyo Two miles northeast of Willow Springs, Last Chance Mountains. 2012 Comment
  RSA0110967  Arabis microphylla J. C. Roos, A. R. Roos 1953-8-9 5962 Inyo Inyo Mountains near head of Tamarack Canyon. 3078 Comment
  RSA0120060  Eriastrum eremicum subsp. eremicum J. C. Roos 1947-7-15 2825 Inyo Darwin Mesa. Comment
  RSA0124788  Eriastrum wilcoxii J. C. Roos, A. R. Roos 1954-6-12 6135 Inyo North face Wild Rose Peak at head of Trail canyon. 2683 Comment
  RSA0124789  Eriastrum wilcoxii J. C. Roos, L. Roos 1954-6-25 6152 Inyo Inyo Mountains: East side Badger Flat. 2652 Comment
  RSA0125128  Eriastrum wilcoxii J. C. Roos 1947-7-12 2834 Inyo Wildrose canyon, Panamint Mountains. 2378 Comment
  RSA0129526  Arabis inyoensis J. C. Roos, Lucille Roos 1952-7-27 5830 Inyo Ridge at S. E. rim Reed Flat, White Mountains. 3171 Comment
  RSA104136  Forsellesia nevadensis J. C. Roos, L. Roos 1955-4-11 6321 Inyo E side of Inyo Mts. near Loretoo Mine Comment
  RSA104821  Cleome sparsifolia J. C. Roos 1955-5-13 6358 Inyo SE end of Eureka Valley. 945 Comment
  RSA104837  Boerhavia annulata J. C. Roos 1955-5-13 6350 Inyo West base Last Chance Mountains northeast of Eureka Valley sand dunes. 1159 Comment
  RSA104839  Dicoria clarkiae J. C. Roos 1955-5-13 6359 Inyo SE end of Eureka Valley. 945 Comment
  RSA105009  Chamaesyce fendleri J. C. Roos 1955-5-16 6383 Inyo narrow canyon along Loretto road 1.5 miles southwest of Loretto Mine 1676 Comment
  RSA105014  Stanleya pinnata J. C. Roos 1955-5-16 6391 Inyo Waucoba road, 6 miles east of Big Pine, west side Inyo Mtns. 1494 Comment
  RSA105015  Astragalus coccineus J. C. Roos 1955-5-16 6392 Inyo Waucoba road, 6 miles east of Big Pine, west side Inyo Mtns. 1494 Comment
  RSA105020  Cheilanthes feei J. C. Roos 1955-5-16 6386 Inyo narrow canyon along Loretto road 1.5 miles southwest of Loretto Mine 1676 Comment
  RSA105024  Gilia scopulorum J. C. Roos 1955-5-13 6328 Inyo West base Last Chance Mountains east of Eureka Valley sand dunes. 1159 Comment
  RSA105031  Erigeron aphanactis var. aphanactis J. C. Roos 1955-5-15 6380 Inyo Willow Creek. 1585 Comment
  RSA105035  Lepidium lasiocarpum var. lasiocarpum J. C. Roos 1955-5-13 6333 Inyo West base Last Chance Mountains, east of Eureka Valley sand dunes 1220 Comment
  RSA10594  Gayophytum decipiens J. C. Roos 1947-7-14 2851 Inyo north slope Baldy Peak, Panamint Mts. 2622 Comment
  RSA155654  Eriogonum esmeraldense J. C. Roos, A. R. Roos 1955-8-26 6549 Inyo East side of saddle between Sqauw Peak and Waucoba Mt., Inyo Mountains. Comment
  RSA155694  Corispermum villosum J. C. Roos 1955-6-21 6468 Inyo West side Eureka Valley at mouth of Marble Canyon. 1037 Comment
  RSA155702  Solanum triflorum J. C. Roos, E. C. Jaeger 1955-7-21 6495 Inyo Willow Spring, Last Chance Mountains. 1829 Comment
  RSA155704  Penstemon rostriflorus J. C. Roos 1955-7-21 6493 Inyo Last Chance Mountains 1miles south of Willow Spring 2073 Comment
  RSA155707  Eriogonum palmerianum J. C. Roos 1955-7-21 6490 Inyo Rides at crest of Last Chance Mountains 2.5 miles south of Willow Spring. 2348 Comment
  RSA155713  Eriogonum baileyi var. baileyi J. C. Roos, A. R. Roos 1955-8-24 6535 Inyo 2 miles NE of Willow Spring. Last Chance Mountains. 2012 Comment
  RSA155714  Cordylanthus kingii subsp. helleri J. C. Roos, A. R. Roos 1955-8-24 6536 Inyo Last Chance Mts. 1 mile south of Willoq Spring. Comment
  RSA155718  Aliciella lottiae J. C. Roos 1955-6-19 6430 Inyo One mile SE of Willow Spring, Last Chance Mountains. 1951 Comment
  RSA155733  Cleome lutea J. C. Roos 1955-6-21 6464 Inyo Willow Spring, Last Chance Mountains. 1829 Comment
  RSA155742  Cordylanthus maritimus subsp. canescens J. C. Roos, A. R. Roos 1955-8-28 6569 Inyo West side Owens Lake 3 miles north of Olancha 1085 Comment
  RSA155747  Achnatherum pinetorum J. C. Roos 1955-7-21 6480 Inyo Whitetop Peak, summit Last Chance Mountains 2500 Comment
  RSA155751  Eriogonum kearneyi subsp. monoense J. C. Roos 1955-7-20 6476 Inyo 0.1 mile NW of boundary marker # 80, Last Chance Mountains 2 miles east of Willow Spring. 2073 Comment
  RSA155752  Cordylanthus kingii subsp. helleri J. C. Roos 1955-7-20 6475 Inyo Last Chance Mountains 2 miles east of Willow Spring, at boundary marker # 80. 2134 Comment
  RSA155753  Oxytheca dendroidea J. C. Roos, E. C. Jaeger 1955-7-20 6474 Inyo Last Chance Mtns 2 miles NE of Willow Spring, near Nevada boundary. 2012 Comment
  RSA155755  Aster frondosus J. C. Roos 1955-8-28 6564 Inyo On the West side of Owens Lake, 3 miles North of Olancha 1082 Comment
  RSA155759  X Stiporyzopsis bloomeri J. C. Roos, L. Roos 1955-8-26 6559 Inyo Waucoba Mt., Inyo Mts. 3049 Comment
  RSA157083  Cymopterus aboriginum J. C. Roos 1955-6-19 6435 Inyo One mile south of Willow Springs, Last Chance Mountains 2287 Comment
  RSA158105  Chenopodium fremontii J. C. Roos 1955-7-23 6515 Inyo Inyo Mts., 1.5 miles south of Soldier Flat. 1982 Comment
  RSA265632  Allenrolfea occidentalis J. C. Roos 1937-8-6 972 Inyo Bishop, Owens Valley Comment
  RSA301479  Bacopa eisenii J. C. Roos 1937-8-4 1962 Inyo Owens River, near Lone Pine. Comment
  RSA309651  Arenaria macradenia J. C. Roos 1965-7-10 s.n. Inyo Mahogany Flats, Inyo Mountains. Comment
  RSA34191  Artemisia ludoviciana subsp. albula J. C. Roos 1947-9-20 2814 Inyo Emigrant Wash above Emigrant Spring. Panamint Mts. Comment
  RSA40542  Eriogonum panamintense J. C. Roos 1947-7-15 2870 Inyo Wildrose Canyon at Kilns. Panamint Mountain Range. 2134 Comment
  RSA40543  Eriogonum nudum var. westonii J. C. Roos 1947-7-15 2871 Inyo Wildrose Canyon at Kilns, Panamint Mountains. 1433 Comment
  RSA40551  Penstemon palmeri J. C. Roos 1947-7-11 2840 Inyo Upper Wildrose Canyon, Panamint Mountains. Comment
  RSA40572  Astragalus purshii var. tinctus J. C. Roos 1947-4-20 s.n Inyo Wildrose Canyon, Panamint Mountains. 1585 Comment
  RSA40574  Cymopterus panamintensis var. panamintensis J. C. Roos 1947-4-20 3523 Inyo Wildrose Canyon, Panamint Mountains. 1585 Comment
  RSA40581  Achnatherum parishii subsp. parishii J. C. Roos 1947-7-13 2888 Inyo East slope Baldy Peak, Panamint Mts. Comment
  RSA40584  Linanthus pungens J. C. Roos 1947-7-13 2891 Inyo Baldy Peak, PanamintMountains Comment
  RSA40585  Scrophularia californica var. desertorum J. C. Roos 1947-7-13 2892 Inyo East slope Baldy Peak, Panamint Mts. Comment
  RSA40613  Eriogonum rixfordii J. C. Roos 1947-1-26 s.n. Inyo Death Valley: below Emigrant Spring, Emigrant Canyon. 976 Comment
  RSA431197  Erigeron divergens J. C. Roos 1955-4-7 6302 Inyo Saline Valley, mouth of Hunter Canyon. 351 Comment
  RSA44254  Triglochin maritima J. C. Roos, R. Weatherby 1949-9-3 3566 Inyo Tecopa. 427 Comment
  RSA444470  Eucnide urens J. C. Roos 1961-7-9 s.n. Inyo Range NE of Trona, Inyo County Comment
  RSA44875  Chorizanthe brevicornu var. spathulata J. C. Roos 1948-7-3 3902 Inyo Panamint Mountains: South of Arcane Meadows. 3049 Comment
  RSA44896  Penstemon monoensis J. C. Roos 1947-4-20 3585 Inyo Darwin Mesa. 1524 Comment
  RSA44897  Erigeron aphanactis var. aphanactis J. C. Roos 1947-4-20 3586 Inyo Darwin Mesa, Mojave Desert. 1524 Comment
  RSA450069  Cordylanthus kingii subsp. helleri J. C. Roos 1958-8-30 s.n. Inyo Badger Flat, Inyo Mtns. In open places in pynyon-juniper woodland. Comment
  RSA450189  Eriogonum maculatum J. C. Roos 1961-5-6 s.n. Inyo 3 miles NE of Little Lake, Coso Mtns. 1220 Comment
  RSA450248  Galium stellatum J. C. Roos, L. Roos 1955-4-6 6293 Inyo Near the mouth of Craig Canyon, on the east base of the Inyo Mtns, Saline Valley, 503 Comment
  RSA450740  Artemisia ludoviciana subsp. ludoviciana J. C. Roos 1961-9-2 1981 Inyo Canyon below Side Hill Spring, Inyo Mountains 2805 Comment
  RSA45490  Chrysothamnus viscidiflorus var. puberulus J. C. Roos 1948-9-7 4017 Inyo 10 miles NW of Bishop Comment
  RSA658428  Eriogonum latens J. C. Roos 1962-8-25 s.n. Inyo West ridge frmn Waucoba Mtn. Inyo Mtns. Comment
  RSA658705  Atriplex parryi J. C. Roos 1965-7-11 s.n. Inyo Amargosa River. Comment
  RSA658867  Boerhavia annulata J. C. Roos 1965-7-9 s.n. Inyo Wildrose Canyon, Panamint Mts. Comment
  RSA659483  Eriogonum rixfordii J. C. Roos 1965-7-9 s.n. Inyo Wildrose Canyon, Panamint Mts. Comment
  RSA659662  Euphorbia parishii J. C. Roos 1965-7-11 s.n. Inyo Stovepipe Wells, Death Valley. 0 Comment
  RSA659667  Cordylanthus maritimus subsp. canescens J. C. Roos 1947-7-15 2820 Inyo Olancha. Comment
  RSA662415  Dicoria canescens subsp. clarkiae J. C. Roos, L. Roos 1954-11-24 3050 Inyo SE end of Eureka Valley. 930 Comment
  RSA71692  Aster occidentalis var. occidentalis J. C. Roos, L. Roos 1952-7-30 5863 Inyo White Mtns. damp meadows along Crooked Creek 2835 Comment
  RSA71705  Eriogonum ovalifolium var. ovalifolium J. C. Roos 1952-7-31 5877 Inyo 1 mile south of Reed Flat, White Mountains. 2835 Comment
  RSA71706  Eriogonum ovalifolium J. C. Roos, Lucille Roos 1952-7-31 5877 Inyo 1 mile south of Reed Flat, White Mountains. 2835 Comment
  RSA71719  Lewisia rediviva var. minor J. C. Roos, L. Roos 1950-7-27 5825 Inyo West side Reed Flat, White Mountains. 3079 Comment
Read comments
May 28 2015
  RSA71721  Eriogonum caespitosum J. C. Roos 1952-7-27 5827 Inyo West rim of Reed Flat, White Mtns. 3110 Comment
  RSA71750  Castilleja linariifolia var. omnipubescens J. C. Roos, Lucille Roos 1952-7-27 5836 Inyo Common on open brushy slopes with Crepis intermedia, Artemisia nova, etc. Reed Flat, White Mts. 3140 Comment
  RSA71765  Trifolium andersonii J. C. Roos, L. Roos 1951-8-8 5110 Inyo Reed Flat, White Mountains 3171 Comment
  RSA71773  Eriogonum rupinum J. C. Roos, L. Roos 1951-8-8 5119 Inyo Locally common on rocky west slope with Arenaria aculeata, Holodiscus dumosus, etc., ridge 1 mi. south of Reed Flat, White Mts. 2957 Comment
  RSA71774  Arenaria kingii subsp. compacta J. C. Roos, L. Roos 1951-8-8 5118 Inyo Ridge 1 mile south of Reed Flat, White Mountains. Comment
  RSA71779  Penstemon speciosus J. C. Roos, L. Roos 1951-8-7 5085 Inyo 3 mi. NW of Cedar Flat, White Mts. 2591 Comment
  RSA72076  Helianthus annuus subsp. jaegeri J. C. Roos 1951-8-12 5195 Inyo Lone Pine. 1143 Comment
  RSA72079  Chamaesyce fendleri J. C. Roos, L. Roos 1951-8-12 5193 Inyo Westgard Pass, White Mountains. 2195 Comment
  RSA74561  Townsendia scapigera J. C. Roos 1951-8-9 5120 Inyo White Mountains: East side of Reed Flat. 3049 Comment
  RSA74571  Phlox stansburyi subsp. superba J. C. Roos, Lucille Roos 1952-7-27 5837 Inyo White Mountains, Reed Flat. 3079 Comment
  RSA74599  Eriogonum caespitosum J. C. Roos, Lucille Roos 1952-7-27 5827 Inyo West rim of Reed Flat, White Mtns. 3110 Comment
  RSA74604  Helianthus annuus subsp. jaegeri J. C. Roos, L. Roos 1951-8-12 5195 Inyo Lone Pine. 1143 Comment
  RSA79487  Streptanthus cordatus J. C. Roos 1953-8-11 6007 Inyo 3 miles E of Bedger flats 3049 Comment
  RSA79493  Stanleya elata J. C. Roos 1953-8-14 6030 Inyo Al Rose Canyon; Inyo Mts. 2134 Comment
  RSA79499  Scrophularia californica var. desertorum J. C. Roos, A. R. Roos 1953-8-14 6026 Inyo Al Rose Canyon, Inyo Mts. 2500 Comment
  RSA79503  Chamaesyce fendleri J. C. Roos, A. R. Roos 1953-8-13 6022 Inyo Mazourka Canyon, Inyo Mountains. 2500 Comment
  RSA79541  Eriogonum rupinum J. C. Roos, A. R. Roos 1953-8-11 5992 Inyo 2.5 miles east of Blue Bell Mine, Inyo Mts. 2866 Comment
  RSA79551  Crepis intermedia J. C. Roos 1953-8-11 5998 Inyo 2.5 miles east of Blue Bell Mine, Inyo Mts. 2988 Comment
  RSA85145  Cymopterus aboriginum J. C. Roos, Lucille Roos 1954-3-27 6054 Inyo Summit of Grapevine Mts. above Leadfield. 1584 Comment
  RSA85154  Mohavea breviflora J. C. Roos, Lucille Roos 1954-3-27 6049 Inyo Mud Canyon, Death Valley. 244 Comment
Read comments
Aug 26 2014
  RSA89029  Nitrophila occidentalis J. C. Roos 1954-7-18 6192 Inyo Amargosa Desert 2.5 miles NE of Death Valley Junction along Ash Meadows road 625 Comment
  RSA90546  Chenopodium rubrum J. C. Roos, A. Roos 1954-8-15 6223 Inyo Saline Valley. 323 Comment
  RSA90547  Chenopodium rubrum J. C. Roos, L. Roos 1954-11-23 6258 Inyo Marsh at southwest side of Salt Lake, Saline Valley. 323 Comment
  RSA90548  Boerhavia annulata J. C. Roos, L. Roos 1954-11-24 6261 Inyo Mouth of Beveridge Canyon, east base of Inyo Mts, Saline Valley Comment
  RSA90551  Dicoria clarkiae J. C. Roos 1954-11-24 6266 Inyo SE end of Eureka Valley. 930 Comment
  RSA92059  Eriogonum intrafractum J. C. Roos, Roos 1954-5-8 6104 Inyo Titus Canyon, Grapevine Mountains 1280 Comment
  RSA92068  Triglochin maritima J. C. Roos, L. Roos 1954-5-7 6078 Inyo Amargosa Desert 3 miles NE of Death Valley Junction, along Ash Meadows road. 625 Comment
  RSA92069  Schoenoplectus maritimus J. C. Roos, L. Roos 1954-5-7 6077 Inyo Amargosa Desert 3 miles NE of Death Valley Junction, along Ash Meadows road. 625 Comment
  RSA92072  Phacelia ivesiana J. C. Roos, L. Roos 1954-5-6 6073 Inyo Amargosa river bottom 4 mile north of Shoshone. 518 Comment
  RSA92073  Oxystylis lutea J. C. Roos, L. Roos 1954-5-6 6072 Inyo Amargosa river bottom 4 mile north of Shoshone. 518 Comment
  RSA92082  Melica stricta J. C. Roos 1954-6-25 6154 Inyo Inyo Mountains; Badger Flat Comment
  RSA92156  Cryptantha virginensis J. C. Roos, A. Roos 1954-6-12 6137 Inyo Wild Rose Peak, Panamint Mtns. 2759 Comment
  RSA92157  Achnatherum pinetorum J. C. Roos 1954-6-12 6136 Inyo North face Wild Rose Peak at head of Trail canyon. 2683 Comment
  RSA92159  Lupinus argenteus J. C. Roos 1954-6-12 6133 Inyo East slope Wild Rose Peak, Panamint Mountains Comment
  RSA92166  Erigeron aphanactis var. aphanactis J. C. Roos, L. Roos 1954-6-28 6170 Inyo Loretto Road, above Loretto Mine. 1646 Comment
  RSA92167  Petalonyx nitidus J. C. Roos, L. Roos 1954-6-28 6169 Inyo Loretto road, W side Eureka Valley, Inyo Mts 1677 Comment
  RSA92168  Oxytheca dendroidea subsp. dendroidea J. C. Roos, Lucille Roos 1954-6-27 6166 Inyo 1.5 miles east of Andrews Mountain, Inyo Mountains. Comment
  RSA92172  Hesperostipa comata subsp. comata J. C. Roos, L. Roos 1955-6-26 6162 Inyo Mazourka Canyon at SE end of Badger Flat, Inyo Mountains 2622 Comment
  RSA92175  Cryptantha circumscissa J. C. Roos, A. Roos 1954-6-26 6156 Inyo Mouth of Tamarack Canyon 2683 Comment
  RSA92176  Lappula occidentalis var. occidentalis J. C. Roos 1954-6-26 6155 Inyo Mouth of Tamarack Canyon 2683 Comment
  RSA92178  Ranunculus cymbalaria var. saximontanus J. C. Roos, L. Roos 1954-6-24 6151 Inyo Side Hill Spring 2866 Comment
  RSA92296  Acamptopappus shockleyi J. C. Roos, L. Roos 1954-5-8 6098 Inyo Grapevine Mountains above Leadfield 1584 Comment
  RSA92297  Scopulophila rixfordii J. C. Roos, L. Roos 1954-5-8 6097 Inyo Titus Canyon below Leadfield, Grapevine Mts. 1372 Comment
  RSA92336  Tiquilia plicata J. C. Roos 1954-6-28 6181 Inyo North base of sand dunes at SE end of Eureka Valley 915 Comment
  RSA92337  Euphorbia ocellata subsp. ocellata J. C. Roos, L. Roos 1954-6-28 6180 Inyo North base of sand dunes at SE end of Eureka Valley 915 Comment
  RSA92338  Abronia turbinata J. C. Roos, L. Roos 1954-6-28 6179 Inyo North base of sand dunes at SE end of Eureka Valley 915 Comment
  RSA92341  Dicoria clarkiae J. C. Roos 1954-6-28 6173 Inyo Southeast end of Eureka Valley 930 Comment
  RSA92431  Argyrochosma jonesii J. C. Roos, Lucille Roos 1954-5-8 6103 Inyo Titus Canyon, Grapevine Mountains 1280 Comment
  RSA92432  Penstemon calcareus J. C. Roos 1954-5-8 6102 Inyo Titus Canyon, Grapevine Mountains 1311 Comment
  RSA92464  Calochortus kennedyi var. munzii J. C. Roos, L. Roos 1954-5-9 6115 Inyo Wild Rose Canyon, Panamint Mtns. 1951 Comment
  RSA92727  Penstemon speciosus J. C. Roos, L. Roos 1954-6-29 6187 Inyo The Narrows, Marble Canyon. 2195 Comment
  RSA92729  Cleome lutea J. C. Roos, L. Roos 1954-6-29 6189 Inyo The Narrows of Marble Canyon, Inyo Mountains 2210 Comment
  RSA92752  Atriplex polycarpa J. C. Roos, A. Roos 1954-8-13 6205 Inyo West base of sand dunes, Eureka Valley. 915 Comment
  RSA92753  Artemisia nova J. C. Roos, A. R. Roos 1954-8-14 6210 Inyo 1 1/2 miles east of Andrews Mountain, Inyo Mountains 2561 Comment
  RSA92756  Chrysothamnus viscidiflorus var. puberulus J. C. Roos 1954-8-14 6218 Inyo 2.5 mi. NE of Andrews Mtn. 2378 Comment
  RSA92758  Cleomella brevipes J. C. Roos 1954-8-15 6225 Inyo Lower Warm Spring, Saline Valley. 427 Comment
  RSA92759  Atriplex parryi J. C. Roos, A. Roos 1954-8-15 6226 Inyo Lower Warm Spring, Saline Valley. 427 Comment
  RSA92760  Oxytheca dendroidea subsp. dendroidea J. C. Roos, A. R. Roos 1954-8-15 6227 Inyo Whipoorwill (or Soldier) Flat, east side Waucoba Mtn., Inyo Mountains. 2195 Comment
  RSA92762  Cleomella brevipes J. C. Roos 1954-9-14 6233 Inyo Amargosa Desert 3 miles NE of Death Valley Junction along Ash Meadows road 625 Comment
  RSA92768  Isocoma acradenia J. C. Roos 1954-9-15 6242 Inyo Shoshone near airstrip 488 Comment
  RSA92774  Chrysothamnus albidus J. C. Roos 1954-11-23 6259 Inyo Lower Warm Spring, Saline Valley. 427 Comment
  RSA92775  Adiantum capillus-veneris J. C. Roos, Lucille Roos 1954-11-25 6263 Inyo mouth of Beveridge Canyon at est base of Inyo Mountains, Saline Valley 609 Comment
  RSA92776  Brickellia multiflora J. C. Roos, L. Roos 1954-11-24 6264 Inyo mouth of Beveridge Canyon at E base of Inyo Mts. Saline Valley. 549 Comment
  SD52867  Eriogonum baileyi var. baileyi John C. Roos, Alfred R. Roos 1955-7-21 6496 Inyo Willow Spring, Last Chance Mountains 1829 Comment
  SD52868  Cowania mexicana var. stansburyana J. C. Roos 1955-7-21 6492 Inyo 1.0 mile south of Willlow Spring, Last Chance Mountains. 2073 Comment
  SD52869  Cordylanthus kingii subsp. helleri John C. Roos 1955-7-20 6475 Inyo Last Chance mountains 2 miles east of Willow Spring, at boundary marker # 80 2133 Comment
  SD52872  Chloropyron maritimum subsp. canescens John C. Roos, Alfred R. Roos 1955-8-28 6569 Inyo west side Owens Lake north of Olancha, along border of moist alkaline swamp 3560 Comment
  SD52873  Castilleja exilis John C. Roos, A. R. Roos 1955-8-28 6568 Inyo west side Owens Lake 3 miles north of Olancha 1091 Comment
  SD52874  Chenopodium rubrum JC. Roos, A. R. Roos 1955-8-28 6567 Inyo West side Owens Lake, 3 miles north of Olancha 1082 Comment
  SD52914  Cuscuta indecora var. indecora J. C. Roos, A. R. Roos 1955-8-28 6563 Inyo West side Owens Lake 3 miles north of Olancha 1091 Comment
  SD52916  Suaeda calceoliformis J. C. Roos, A. R. Roos 1955-8-28 6565 Inyo West side of Owens Lake, 3.0 miles north of Olancha. 1079 Comment
  SD52917  Sesuvium verrucosum J. C. Roos 1955-7-24 6524 Inyo 0.5 miles east of Olancha at south end Owens Lake 1095 Comment
  SD52932  Astragalus calycosus J. C. Roos 1955-6-19 6444 Inyo Summit ridge Last Chance Mountains, 2.0 miles west of Last Chance Spring. 2550 Comment
  SD52952  Muhlenbergia porteri John C. Roos, A. R. Roos 1955-8-25 6546 Inyo Loretto road, 1 mile west of Loretto Mine, east slope Inyo Mts. 1584 Comment
  SD52953  Cordylanthus kingii subsp. helleri John C. Roos, Alfrd R. Roos 1955-8-25 6548 Inyo Soldier Flat, east base Waucoba Mt., Inyo Mts. 2164 Comment
  SD53004  Chenopodium fremontii J. C. Roos 1955-7-23 6515 Inyo Inyo Mountains, 1.5 miles south of Soldier Flat. 1981 Comment
  SD53016  Eriogonum ovalifolium var. ovalifolium John C. Roos 1955-6-17 6405 Inyo 2 miles NE of Willow Spring, Last Chance Mountains 2012 Comment
  SEINET10693594 Image available Lomatium inyoense John C. Roos, Lucile Roos 1954-6-24 Roos 6149 Inyo Common on open rocky dry slopes and around pines with Astragalus calycosus, Pinus aristata, Artemisia nova, etc. Crest of Inyo Mts. 3 miles east of Badger Flat in headwaters of Marble Canyon watershed. 3170 Comment
  SEINET10863020  Nitrophila mohavensis John C. Roos, A. R. Roos 1954-1 Inyo Comment
  SEINET13944432 Image available Lomatium foeniculaceum J. C. Roos 1958-1 sn Inyo Near Badger Flat, Inyo mtns. Comment
  SEINET205936  Petradoria discoidea J. C. Roos, AR Roos 1953-8-9 5945 Inyo Tamarack Canyon Inyo Mts 2682 Comment
  SEINET2540538  Nitrophila mohavensis John C. Roos, A. R. Roos 1954-1 Inyo Comment
  SEINET7545151  Astragalus lentiginosus var. micans J. C. Roos 1955-1 9354 Inyo SE end Eureka Valley Comment
  SEINET7881993 Image available Haplopappus brickellioides J. C. Roos, A. R. Roos 1955-1 6530 Inyo West Base Last Chance Mts. east of Eureka Valley sand dunes Comment
  SEINET8465397 Image available Lomatium foeniculaceum subsp. inyoense J. C. Roos 1958-7-5 s.n. Inyo Near Badger Flat, Inyo Mtns. Comment
  SEINET8854028 Image available Orobanche fasciculata J. C. Roos 1965-1 s.n. Inyo Arcane Meadows, near Telescope Peak, Panamint Mountians Comment
  UC1010207  Phlox stansburyi John and Lucille Roos 1952-7-28 5838 Inyo Reed Flat White Mts. 2590 Comment
  UC1010210  Dicoria canescens John and Lucille Roos 1954-11-24 6266 Inyo se end Eureka Valley 929 Comment
  UC1010220  Astragalus calycosus var. calycosus John C. Roos 1947-7-11 2903 Inyo Mahogany Flats , Mohogany Flats (Panamint Mts.) 2499 Comment
  UC1042995  Oxytheca dendroidea subsp. dendroidea J. C. and A. R. Roos 1954-8-14 6212 Inyo flats 1.5 mi e Andrews Mtn.; Inyo Mts. 2545 Comment
  UC1042996  Chylismia heterochroma J. C. and A. R. Roos 1952-8-14 6213 Inyo 0.4 mi n The Narrows; Inyo Mts., Marble Canyon 2316 Comment
  UC1043002  Suaeda calceoliformis John and Lucille Roos 1954-9-14 6236 Inyo 2.7 mi ne Death Valley Junction (along Ash Meadows road); Amargosa Desert 624 Comment
  UC1043009  Chenopodium rubrum John and Lucille Roos 1954-11-23 6258 Inyo Salt Lake Saline Valley (marsh at sw side) 323 Comment
  UC1080631  Suaeda calceoliformis John and Lucille Roos 1954-9-14 6236 Inyo 2.7 mi ne Death Valley Junction (on Ash Meadows Road) 624 Comment
  UC1087304  Cymopterus aboriginum John C. Roos 1955-5-16 6382 Inyo 1.5 mi sw of Loretto Mine (along Loretto Road, Inyo Mountains); Inyo Mountains, Loretto Road 1676 Comment
  UC1117449  Achnatherum X bloomeri J. C. and A. R. Roos 1955-8-26 6559 Inyo Waucoba Mt. Inyo Mts. (e slope) 3048 Comment
  UC1117612  Arenaria macradenia var. macradenia John C. Roos 1955-5-13 6355 Inyo e;w base Last Chance Mts. Eureka Valley sand dunes; Last Chance Mts. 1219 Comment
  UC1234647  Sesuvium verrucosum J. C. Roos 1955-7-24 6524 Inyo 0.5 mi e of Olancha (at south end of Owens Lake); Owens Lake 1097 Comment
  UC1234665  Cuscuta indecora J. C. and A. R. Roos 1955-8-28 6563 Inyo 3 mi n Olancha (w side of Owens Lake); Owens Lake 1091 Comment
  UC1234666  Lotus oblongifolius var. oblongifolius J. C. and A. R. Roos 1955-8-28 6566 Inyo 3 mi n Olancha (w side Owens Lake); Owens Lake 1091 Comment
  UC1234668  Castilleja minor subsp. minor J. C. and A. R. Roos 1955-8-28 6568 Inyo 3 mi n Olancha; Owens Lake 1091 Comment
  UC1234674  Chenopodium fremontii J. C. Roos 1955-7-23 6515 Inyo 1.5 mi s Soldier Flat; Inyo Mts. 1981 Comment
  UC1234683  Gilia ophthalmoides J. C. Roos 1955-7-22 6501 Inyo at junction of Eureka Valley and Saline Valley Roads (crest of Inyo Mountains); crest of Inyo Mountains 2240 Comment
  UC1234808  Suaeda calceoliformis J. C. and A. R. Roos 1955-8-28 6565 Inyo 3 mi n Olancha (w side of Owens Lake); Owens Lake 1082 Comment
  UC1234814  Cordylanthus kingii subsp. helleri J. C. Roos 1955-7-20 6475 Inyo 2 mi e Willow Springs (at boundary marker #80); Last Chance Mts. 2133 Comment
  UC1234835  Cordylanthus kingii subsp. helleri J. C. and A. R. Roos 1955-8-24 6536 Inyo 1 mi s Willow Spring; Last Chance Mts 2255 Comment
  UC1234855  Townsendia scapigera J. C. Roos 1955-6-19 6436 Inyo 1 mi s Willow Spring; Last Chance Mountains 2286 Comment
  UC1236207  Symphyotrichum bracteolatum J. C. and A. R. Roos 1955-8-28 6570 Inyo 3 mi n on w side of Owens Lake Olancha; Owens Lake 1091 Comment
  UC1236225  Cymopterus aboriginum John C. Roos 1955-5-16 6382 Inyo 1.5 mi sw of Loretto Mine (along Loretto Road, Inyo Mountains); Inyo Mountains, Loretto Road 1676 Comment
  UC1236261  Astragalus coccineus John C. Roos 1955-5-16 6392 Inyo Waucoba Road 6 mi e Big Pine (w side Inyo Mts., n side rock outcrop); w side Inyo Mts., e of Big Pine 1493 Comment
  UC1236262  Stanleya pinnata John C. Roos 1955-5-16 6391 Inyo Waucoba Road 6 mi e Big Pine; w side Inyo Mts., e of Big Pine 1493 Comment
  UC1236266  Anulocaulis annulatus John C. Roos 1955-5-13 6350 Inyo n.e. Eureka Valley (w. base of Last Chance Mts.); Last Chance Mts. 1158 Comment
  UCSB37374  Chloropyron tecopense Roos, John; Roos, Lucille 1953-10-31 Inyo Amargosa River 3 miles south of Shoshone 441 Comment
  UCSB37793  Physocarpus alternans Roos, John 1965-7-10 Inyo Eagle Springs, Panamint Mtns Comment
  UCSB37804  Artemisia ludoviciana Roos, John 1961-9-2 Inyo In a rocky moist canyon below Side Hill Spring, Inyo Mtns. 2804 Comment
  UCSB38065  Heuchera rubescens Roos, John 1965-7-10 Inyo Telegraph Peak, Panamint Mtns 3048 Comment
  UCSB42129  Mimulus bigelovii var. cuspidatus Roos, John 1965-7-10 Inyo Above Arcane Meadow; on the south slope of Telescope Peak; Panamint Range Comment
  UCSB42159  Buddleja utahensis Roos, John; Munz, Philip 1955-4-8 Inyo West base of the Last Chance Mtns, east of Eureka Valley sand dunes 1219 Comment
  UCSB42276  Brickellia longifolia var. longifolia Roos, John 1961-10-22 Inyo West side of Owens Lake, near Columbia Southern Chemical Co. Comment
  UCSB45524  Dicoria canescens Roos, John; Munz, Philip 1955-4-9 Inyo Eureka Valley 929 Comment
  UCSB45535  Eriogonum latens Roos, John 1962-8-25 Inyo West ridge from Waucoba Mtn; Inyo Mountains Comment
  UCSB45548  Eriogonum brachypodum Roos, John 1965-7-10 Inyo South slope trail to Telescope Peak, Panamint Mtns 2743 Comment



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