Search Results — 511 specimen records retrieved (475 records with coordinates)
Results for search: Scientific name=Achyronychia cooperi;   More information: Jepson Online Interchange
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC205639  Achyronychia cooperi James R. Shevock 1986-3-22 11342 San Bernardino Mojave Desert Region. Along Natural Trails Highway paralleling Interstate 40, about 8 miles west of Ludlow 650 Comment
  CAS-BOT-BC384680  Achyronychia cooperi Robert I. Gilbreath 1974-4-1 0046 Imperial Borrego Desert. Alt. sea level Comment
  CAS-BOT-BC384681  Achyronychia cooperi Annie M. Alexander; Louise Kellogg 1941-3-7 1898 Imperial Colorado Desert. 7 miles northwest of Ogilby Comment
  CAS-BOT-BC384682  Achyronychia cooperi William Anderson 1964-2-9 s.n. San Diego Ocotillo Wells Comment
  CAS-BOT-BC384683  Achyronychia cooperi Cecil Hart 1926-3-1 s.n. Riverside Between Whitewater & Indio Comment
  CAS-BOT-BC384684  Achyronychia cooperi Carl B. Wolf 1937-4-7 8476 San Diego Colorado Desert. Borego [Borrego] State Park, vicinity of park headquarters 457 Comment
  CAS-BOT-BC384685  Achyronychia cooperi Ira L. Wiggins 1957-3-25 14012 San Diego Along Hwy. 78, 1.8 mi. W. of Imperial Co. line Comment
  CAS-BOT-BC384686  Achyronychia cooperi Alice Eastwood 1913-4-13 2733 San Diego Borega [Borrego] Wells, Colorado Desert Comment
  CAS-BOT-BC384687  Achyronychia cooperi Mrs. R. W. Campbell 1922-3-6 28 San Diego Near Salton Sea, Colorado Desert Comment
  CAS-BOT-BC384688  Achyronychia cooperi Gordon H. True 1977-1-11 8112 San Diego Font's Point Wash, ca. 3 mi. north of Borrego Springs near Borrego Badlands 243 Comment
  CAS-BOT-BC384689  Achyronychia cooperi S. B. Parish; W. F. Parish 1882-4-1 s.n. San Diego Agua Caliente Comment
Read comments
Oct 1 2017
  CAS-BOT-BC384690  Achyronychia cooperi S. B. Parish; W. F. Parish 1882-4-1 219 San Diego Colorado Desert at Agua Caliente Comment
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Aug 6 2019
  CAS-BOT-BC384695  Achyronychia cooperi S. B. Parish 1915-6-10 10214 Inyo Mojave Desert. Goler Wash, Panamint Valley Comment
  CAS-BOT-BC384696  Achyronychia cooperi Carl Epling; Lincoln Ellison; Harvey Anderson 1930-4-18 s.n. Inyo Mohave Desert, Slate Mountains. Ophir Mine Comment
  CAS-BOT-BC384698  Achyronychia cooperi S. B. Parish 1915-5-22 10029 Inyo Mojave Desert. Ibex Spring Comment
  CAS-BOT-BC384699  Achyronychia cooperi Robert F. Thorne; C. W. Tilforth; etc. 1973-3-8 42545 Inyo Death Valley National Monument: Junction of E & W side roads near mouth of Scotty's Canyon, c. 2 mi NW of Ashford Mill 30 Comment
  CAS-BOT-BC384700  Achyronychia cooperi C. W. Tilforth; Dorothy Tilforth 1975-5-19 1033 San Bernardino C. 1 mi. south of Kelso along Kelbaker Rd., Mojave Desert 640 Comment
  CAS-BOT-BC384701  Achyronychia cooperi Steve Castagnoli; Greg de Nevers; R. Doug Stone 1980-5-17 232 San Bernardino Kingston Range. Coyote Holes 682 Comment
  CAS-BOT-BC384702  Achyronychia cooperi Joy Keck 1935-3-20 3791 San Bernardino Twenty-nine Palms, Mohave Desert, southern San Bernardino County Comment
  CAS-BOT-BC384703  Achyronychia cooperi Joy Keck 1935-3-20 3791 San Bernardino Twenty-nine Palms, Mohave Desert, southern San Bernardino County Comment
  CAS-BOT-BC384704  Achyronychia cooperi P. A. Munz 1935-4-7 13785 San Bernardino 6 miles north of 29 Palms, Mohave Desert 914 Comment
  CAS-BOT-BC384705  Achyronychia cooperi P. A. Munz 1919-4-12 2531 San Bernardino Barstow 792 Comment
  CAS-BOT-BC384706  Achyronychia cooperi Philip A. Munz 1940-3-22 15645 San Bernardino Dale Dry Lake, east of 29 Palms 762 Comment
  CAS-BOT-BC384707  Achyronychia cooperi J. H. Thomas 1949-4-23 437 San Bernardino 8 miles east of Vidal Junction on Colorado River Aqueduct Rd. Comment
  CAS-BOT-BC384708  Achyronychia cooperi Annie M. Alexander; Louise Kellogg 1940-3-25 986 San Bernardino Mohave Desert. Two miles east of Twenty Nine Palms Inn, Twenty Nine Palms 640 Comment
  CAS-BOT-BC384709  Achyronychia cooperi Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13224 San Bernardino N face of Pinto Mts., 1.9 mi. W of the Divide, on road betw. Twenty-nine Palms and the Rice-Desert Center road Comment
  CAS-BOT-BC384710  Achyronychia cooperi Carl B. Wolf 1932-5-1 3194 San Bernardino Eastern Colorado Desert. Hanks Well, Vidal to Needles 365 Comment
  CAS-BOT-BC384711  Achyronychia cooperi John H. Thomas 1959-3-24 7601 San Bernardino 1/2 mile north of Kelso 670 Comment
  CAS-BOT-BC384712  Achyronychia cooperi Roxana S. Ferris; F. Murray Scott; Rimo Bacigalupi 1924-3-17 3908 San Bernardino Salt Wells Canon [Canyon] between Searles Sta. and Trona Comment
  CAS-BOT-BC384713  Achyronychia cooperi Alice Eastwood; John Thomas Howell 1941-5-7 8885 San Bernardino Near Manix Comment
  CAS-BOT-BC384714  Achyronychia cooperi Ynez Whilton Winblad 1937-4-19 s.n. Riverside Near Palm Springs Comment
  CAS-BOT-BC384715  Achyronychia cooperi Ynez Whilton Winblad 1937-4-23 s.n. Riverside Palms to Pines Highway, Mt. San Jacinto Comment
  CAS-BOT-BC384716  Achyronychia cooperi J. Aug. Kusche 1921-12-8 s.n. San Bernardino Needles Comment
  CAS-BOT-BC384717  Achyronychia cooperi Marcus E. Jones 1884-5-3 3790 San Bernardino The Needles Comment
  CAS-BOT-BC384718  Achyronychia cooperi Alice Eastwood 1913-4-30 3039 Riverside Palm Springs Comment
  CAS-BOT-BC384719  Achyronychia cooperi John Thomas Howell 1931-6-5 6655 Riverside 1 mile east of Whitewater Comment
  CAS-BOT-BC384720  Achyronychia cooperi John Thomas Howell 1928-1-28 3279 Riverside Thousand Palms, Colorado Desert Comment
  CAS-BOT-BC384721  Achyronychia cooperi S. B. Parish 1914-4-3 9051 San Diego Split Mt, Colorado Desert Comment
  CAS-BOT-BC384722  Achyronychia cooperi S. B. Parish 1896-4-1 4139 Riverside Palm Springs, Colorado Desert Comment
  CAS-BOT-BC384723  Achyronychia cooperi Geo. B. Grant 1906-4-20 6707 Riverside Palm Springs Comment
  CAS-BOT-BC384724  Achyronychia cooperi Geo. B. Grant 1906-5-1 11 -6707 Riverside Collected on Colorado Desert at Palm Springs Comment
  CAS-BOT-BC384725  Achyronychia cooperi Roxana S. Ferris 1918-6-14 970 Riverside Desert at Palm Springs Comment
  CAS-BOT-BC384726  Achyronychia cooperi Roxana S. Ferris 1918-6-14 970 Riverside In desert at Palm Springs Comment
  CAS-BOT-BC384727  Achyronychia cooperi L. A. Greata 1905-4-1 403 Riverside Coachella Comment
  CAS-BOT-BC384728  Achyronychia cooperi John H. Thomas 1957-3-30 6556 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert 426 Comment
  CAS-BOT-BC384729  Achyronychia cooperi H. M. Hall 1905-4-1 5773 Riverside Colorado Desert. Indian Well 0 Comment
  CAS-BOT-BC384730  Achyronychia cooperi Paul F. Covel 1938-4-21 1173 Riverside Cathedral City, east Palm Sprgs Comment
  CAS-BOT-BC384731  Achyronychia cooperi L. A. Greata 1905-5-1 497 Riverside Colo. Desert Comment
  CAS-BOT-BC384732  Achyronychia cooperi L. R. Abrams 1926-3-26 11108 Riverside Between Edom and Garnet east of San Gorgonio Pass Comment
  CAS-BOT-BC384733  Achyronychia cooperi Lewis S. Rose 1936-12-29 36836 Riverside La Quinta. Alt. sea level Comment
  CAS-BOT-BC384734  Achyronychia cooperi C. L. Hitchcock 1940-3-29 5847 Riverside Ca. 12 mi. east of Indio Comment
  CAS-BOT-BC384735  Achyronychia cooperi Aven Nelson; Ruth Nelson 1939-3-28 3296 Riverside On highway 111, South of Mecca Comment
  CAS-BOT-BC384736  Achyronychia cooperi Ira L. Wiggins 1941-3-24 9565 Riverside 0.3 miles south of Myoma, 4.6 miles north of Indio Comment
  CAS-BOT-BC384737  Achyronychia cooperi Milo S. Baker 1928-4-3 3283 a Riverside Palm Canon [Canyon] Comment
  CAS-BOT-BC384738  Achyronychia cooperi LeRoy Abrams 1903-4-6 3206 Riverside Palm Springs Comment
  CDA15751  Achyronychia cooperi G. F. Hrusa, J. A. Hart 1993-4-5 10655 San Bernardino Mojave Desert; Silurian Valley. along Hwy 127 approx. 3 mi. W of Dumont Dunes. Comment
  CDA18519  Achyronychia cooperi Frank B. McMurry 1943-1 1340 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  CDA23994  Achyronychia cooperi G. D. Barbe, T. C. Fuller 1973-2-28 1062 Riverside Road to Wiley s Well at I-10, west of Blythe. 0 Comment
  CDA23995  Achyronychia cooperi G. D. Barbe 1978-5-2 2371 Riverside Twenty-nine Palms/Mecca exit from eastbound I-10, Cottonwood Springs Road, east of Indio. 0 Comment
  CDA23996  Achyronychia cooperi G. D. Barbe 1984-2-7 4132 Riverside 2 miles northeast of Desert Center, 0.2 mile north of Oasis Road. 0 Comment
  CDA23997  Achyronychia cooperi T. C. Fuller 1962-4-4 8084 Imperial Shell Canyon Road, south of Coyote Mountain, 2.8 miles north of Ocotillo. 0 Comment
  CDA23998  Achyronychia cooperi T. C. Fuller 1962-4-4 8051 Imperial Highway 98, 13.2 miles west of Calexico. 0 Comment
  CHSC210  Achyronychia cooperi E. Thomas 1940-3-3 Riverside Along shore of Salton Sea. Comment
  CHSC83941  Achyronychia cooperi Emma M. Ahart 2003-3-19 San Diego Flat area in Palm Canyon, about 100 yards south of the road, south of Road S3, about 12 miles southwest of Borrego Springs, in Anza-Borrego Desert State Park. 914 Comment
  CLARK-A1045-1208  Achyronychia cooperi George K. Helmkamp 1977-1-22 Imperial Yuha Desert Mount Signal [area], 2 miles south of State Highway 98, gravel pit; Mount Signal 7.5'Q Comment
  CLARK-A1045-51  Achyronychia cooperi George K. Helmkamp 1977-4-24 San Bernardino Trona 7 miles south of Trona; sandy slope; Searles Lake Q 7.5'Q Comment
  CLARK-A1528-2417  Achyronychia cooperi John C. Roos 1937-4-23 2123 Riverside Garnet Comment
  CLARK-A1528-385  Achyronychia cooperi Charlotte Stocks 1963-3-31 Riverside Coachella Comment
  CLARK-A1528-914  Achyronychia cooperi Charlotte Stocks 1963-3-31 Riverside Coachella Comment
  GH56893  Achyronychia cooperi J. G. Cooper 1860-1-1 Unknown Mohave River, Camp Cady Comment
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Nov 30 2011
  GH589718  Achyronychia cooperi C. C. Parry 1875-12-6 Unknown Whitewater E. of San Bernardino Comment
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Jun 3 2018
  GH589719  Achyronychia cooperi W. G. Wright 1880-1-1 64 Unknown San Bernardino, San Bernardino, Cal. Comment
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Dec 17 2016
  GMDRC416  Achyronychia cooperi J. Andre 1998-4-12 3633 San Bernardino Mojave Desert: sandy bajada along poleline 2 mi NE Ludlow, ca. 2,200 671 Comment
  GMDRC4368  Achyronychia cooperi J. Andre 2010-4-23 13680 San Bernardino Kelso Dunes: Mojave National Preserve; along powerline access road south end of Kelso Dunes 7.5 mi. west of Kelbaker Rd 680 Comment
  GMDRC6618  Achyronychia cooperi J. M. Andre 2014-2-21 28797 San Bernardino along utility road, 6 mi. E of Field Rd junction with Interstate 15, about 1 mi. north of I-15 (across from Dunn) on sandy south slopes of volcanic dome 567 Comment
  GMDRC7946  Achyronychia cooperi J. M. Andre, T. La Doux 2016-2-17 33963 Inyo Death Valley: in DVNP, along Badwater Rd, 29 mi. south of Furnace Creek, about 10 miles south of Badwater, western base of Black Mtns -65 Comment
  GMDRC8210  Achyronychia cooperi J. M. Andre 2016-2-22 34686 San Diego Borrego Desert: along Henderson Canyon Rd, just west of 90 deg turn, about 4.5 mi. NW of Borrego Springs (Xmas Circle). 203 Comment
  GMDRC9404  Achyronychia cooperi J. M. Andre 2017-3-4 37169 Riverside along west side of US Hwy 95, 21.4 mi. south of Vidal Junction, just north of Big Maria Mountains 123 Comment
  HSC104311  Achyronychia cooperi Richard Spjut 2008-2-29 16213 San Bernardino Mojave Desert; Bureau Land Management; Ironage Rd., east of Twentynine Palms, just south of Dale Dry Lake, Sheephole Mts. Basin 398 Comment
  HSC4039  Achyronychia cooperi C. L. Hitchcock, C. V. Muhlick 1964-3-19 23139 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  HSC4040  Achyronychia cooperi C. L. Hitchcock 1966-3-17 24221 San Diego 4 mi. S of Ocotillo Well Comment
  HSC66748  Achyronychia cooperi D. L. Goforth, D. Reed 1980-3-25 353 Riverside Hwy. 195, 6 miles E of Mecca. Box Canyon, Mecca Hills 122 Comment
  HSC92326  Achyronychia cooperi D. Atwood 1993-3-26 17620 San Bernardino 10 mi. S of Amboy, along 29 Palms Rd. Comment
  IRVC29801  Achyronychia cooperi Mark A. Elvin 2004-10-7 3775 San Bernardino 7km NW Emerson Dry Lake, 5.5km S Galway Dry Lake. Southern Mojave Desert 823 Comment
  JEPS116862  Achyronychia cooperi David Gowen 2007-4-5 668 San Bernardino Mojave Desert, at the south base of Little Cowhole Mtn. Comment
  JEPS48606  Achyronychia cooperi Virginia Bailey 1940-3-22 Inyo 3 mi n Shoshone Comment
  JEPS51455  Achyronychia cooperi W. L. Jepson 1927-4-12 11666 Riverside Painted Canyon Mecca Hills 76 Comment
  JEPS73665  Achyronychia cooperi Dr. L. M. Newlon 1922-4-1 380 Imperial grade e Mountain Springs; grade e of Mountain Springs Comment
  JOTR28927  Achyronychia cooperi La Doux, Tasha 2005-3-1 1163 Riverside Joshua Tree National Park. Between Sand Hills and Main Road to Cottonwood Comment
  JOTR30884  Achyronychia cooperi La Doux, Tasha, B. Truesdell, E. Babich 2008-3-26 2089 San Bernardino Joshua Tree National Park. Clarks Pass, sandy hills south of Sheephole Mountains, and east of Pinto Mountains, near north boundary of park 566 Comment
  JOTR31233  Achyronychia cooperi La Doux, Tasha, Alice Miller, G. Clifton 2009-4-9 2017 Riverside Joshua Tree National Park. Pinto Basin; (Stop 6) sandy wash leading to Pinto Wash 354 Comment
  JOTR33016  Achyronychia cooperi Andre, Jim, Tasha La Doux 2010-4-2 19610 San Bernardino Joshua Tree National Park. Pinto Mountains; 2.1mi SSE of Clarks Pass (Hwy 62), just north of primary Pinto Mountains uplift 572 Comment
  JOTR33800  Achyronychia cooperi La Doux, Tasha, B. Truesdell 2007-11-9 3298 Riverside Joshua Tree National Park. Pinto Basin; Fried Liver Wash, along Route 11 where the wash crosses the road (STOP 1) 532 Comment
  JOTR34301  Achyronychia cooperi Andre, Jim 2012-4-11 20713 Riverside Joshua Tree National Park. Pinto Basin; along road to Cootonwood, I mi NW of Fried Liver Wash, approx. 15 mi S of Hwy 62 in Twentynine Palms 617 Comment
  JOTR35356  Achyronychia cooperi Harding, Mitzi, M. Wheeler 2011-1-26 109 Riverside Joshua Tree National Park. Pinto Basin, where Chuckwalla Valley meets Pinto Wash, between NE Eagle Mountains and W Coxcomb Mountains along dirt road (STOP1) 267 Comment
  JOTR37485  Achyronychia cooperi Manson, Stacy, B. Jasinkski 2016-5-24 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains, Cottonwood Canyon, off of main park road in the Coyote borrow pit Comment
  JOTR37710  Achyronychia cooperi Hodges, Stephen R. 2016-3-1 636 Riverside Joshua Tree National Park. Northern edge of the Eagle Mountains where they border the Pinto Basin. Approximately 3 kilometers west of Pinto Wells. Ascending up towards the ridge line on loose unconsolidated sand ramps Comment
  JOTR37733  Achyronychia cooperi La Doux, Tasha 2016-2-23 3619 San Bernardino Joshua Tree National Park. East end of PInto Mountains; just south of Highway 62 and west of Clarks Pass Comment
  NY1084565  Achyronychia cooperi N. H. Holmgren 1973-3-18 6388 Inyo California Highway 127, 23.2 miles south of Shoshone 146 Comment
  NY1084566  Achyronychia cooperi N. H. Holmgren 1974-3-28 7520 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  NY1084567  Achyronychia cooperi N. H. Holmgren 1973-3-22 6469 Riverside Rice Valley, 7 miles south-southwest of Rice 274 Comment
  OBI19550  Achyronychia cooperi Robert F. Hoover 1968-3-25 10969 San Bernardino Essex Comment
  OBI20176  Achyronychia cooperi David J. Keil, Donald Pinkava, Bruce Parfitt, Malcolm McLeod 1979-3-19 12989 San Diego About 3 mi W of Ocotillo Wells, just outside of E boundary of Anza-Borrego State Park Comment
  OBI23554  Achyronychia cooperi David J. Keil 1978-4-23 s.n. Inyo Death Valley Natl Monumet Comment
  OBI26118  Achyronychia cooperi David J. Keil 1976-12-12 11919 Riverside Along I-10, 37 mi E of Chiriaco Summit Comment
  OBI33484  Achyronychia cooperi Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-3-21 1139 San Bernardino 4.2 mi E of Baker on the Kelbaker Rd 305 Comment
  OBI34859  Achyronychia cooperi F. C. Vasek 1978-4-22 s.n. San Bernardino Sheephole Mts, cyn E of Sheephole pass. Sec 27 (SE 1/4) t2N, R12E 975 Comment
  OBI43795  Achyronychia cooperi David J. Keil 1987-4-25 19994 San Bernardino 6.6 mi SE of jctn with I-15 along Kelbaker Rd 488 Comment
  OBI8297  Achyronychia cooperi David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12060 Riverside Along Box Cyn Rd, ca. 20 mi ENE of Mecca in Orocopia Mts 274 Comment
  OBI8298  Achyronychia cooperi David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12056 Riverside Along Box Cyn Rd, ca. 20 mi ENE of Mecca in Orocopia Mts 213 Comment
  PASA1306  Achyronychia cooperi Sally Ellis 1940-3-18 San Diego 8 mi. north of Ensign Ranch Comment
Read comments
Jun 24 2016
  PASA1307  Achyronychia cooperi 1926-2-21 Riverside Thousand Palms Comment
  POM10327  Achyronychia cooperi Charlotte M. Wilder 1905-04 707 Riverside Santa Marie Mountains. Comment
  POM10340  Achyronychia cooperi E. Schlinger 1916-04 S.N. Riverside Santa Marie Mountains. Colorado Desert. Comment
  POM122333  Achyronychia cooperi Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  POM122371  Achyronychia cooperi Marcus E. Jones 1925-4-24 s.n. Riverside Banning. Comment
  POM122657  Achyronychia cooperi Marcus E. Jones 1926-1-21 s.n. San Diego Yaqui Well, Colorado Desert. Comment
  POM123133  Achyronychia cooperi Marcus E. Jones 1884-5-3 3790 San Bernardino Needles. Comment
  POM123134  Achyronychia cooperi Marcus E. Jones 1906-4-19 s.n. San Diego Borrego Springs Comment
  POM123135  Achyronychia cooperi Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  POM123136  Achyronychia cooperi Marcus E. Jones 1906-4-19 s.n. San Diego Canyon west of Borrego Spring. 457 Comment
  POM123137  Achyronychia cooperi Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  POM123139  Achyronychia cooperi George B. Grant 1906-4-20 6707 Riverside Palm Springs. Comment
  POM13031  Achyronychia cooperi P. A. Munz 1922-4-14 4966 Riverside Indian Wells 91 Comment
  POM14011  Achyronychia cooperi P. A. Munz, D. D. Keck 1922-4-13 4937 Riverside Desert Center; Chuckwalla Valley Comment
  POM145963  Achyronychia cooperi P. A. Munz 1928-4-3 10968 San Bernardino Saratoga Spring, Mojave Desert. Comment
  POM183975  Achyronychia cooperi P. A. Munz 1932-3-14 11999 Riverside Palm Springs. 91 Comment
  POM213859  Achyronychia cooperi P. A. Munz 1935-4-7 13785 San Bernardino 6 miles north of 29 Palms, Mohave Desert. 914 Comment
  POM258537  Achyronychia cooperi P. A. Munz 1940-1-28 15793 San Diego 13 miles East of Vallecitos. Comment
  POM259659  Achyronychia cooperi P. A. Munz 1940-3-22 15645 San Bernardino Mojave Desert; Dale Dry Lake, east of 29 Palms 762 Comment
  POM259699  Achyronychia cooperi P. A. Munz 1940-3-18 15609 San Diego Colorado Desert, Borrego Valley at north end of valley. Comment
  POM286454  Achyronychia cooperi Lyman Benson 1933-4-1 4227 Imperial US 80, Sand Dunes W of Yuma. 30 Comment
  POM432  Achyronychia cooperi H. M. Hall 1906-5-8 6891 San Bernardino Salt Well, north-western San Bern Co. Comment
  POM47682  Achyronychia cooperi Mary F. Spencer 1920-3-23 1436 Riverside In desert sand near Palm Springs. Colorado Desert. 152 Comment
  POM48766  Achyronychia cooperi P. A. Munz 1924-4-9 7896 San Bernardino Small sand dunes, Silver Lake, Mohave Desert. Comment
  POM7577  Achyronychia cooperi P. A. Munz, R. D. Harwood 1920-3-28 3415 San Bernardino 4 mi west of Ludlow 518 Comment
  POM7896  Achyronychia cooperi P. A. Munz 1920-4-4 3527 Riverside Pass South of Palm Springs. Comment
  RSA0020674  Achyronychia cooperi J. Andre 2013-3-3 23948 Imperial Yuha Desert, along dirt road 2.2 miles SW of town of Ocotillo, about 1.5 miles S of I-8. 165 Comment
  RSA0029321  Achyronychia cooperi Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4691 Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  RSA0045115  Achyronychia cooperi Jim Andre 2014-3-20 26994 San Bernardino northwest end of Saddle Peak Hills, along Ibex Spring Rd, 7.3 mi. NNE of Saratoga Spring 331 Comment
  RSA0047695  Achyronychia cooperi Jim Andre 2014-3-7 28047 San Bernardino Marble Mountains; at base of south end of range, on margin of wash 1.7 mi. north of Chambliss (Hwy 66). 274 Comment
  RSA0082424  Achyronychia cooperi Jim Andre 2014-3-20 27028 San Bernardino Along road to Saratoga Springs, 0.4 mi. north of Saratoga Springs Rd, 6.0 mi. west of Hwy 127. 57 Comment
  RSA0087483  Achyronychia cooperi Thomas R. Stoughton, Sarah J. De Groot 2016-2-23 2098 San Bernardino Pinto Mountains area, E of Humbug Mountain off Gold Crown Road. 610 Comment
  RSA0092961  Achyronychia cooperi Thomas R. Stoughton, Sarah J. De Groot 2016-2-25 2134 San Bernardino Area of Amboy Crater National Natural Landmark. 213 Comment
  RSA0093923  Achyronychia cooperi Jim M. Andre 2015-3-16 31164 San Bernardino Along Hwy 127 33.5 miles north of Baker, just north of Amargosa River, just west of Dumont Dunes. 149 Comment
  RSA0103320  Achyronychia cooperi Jim M. Andre 2014-4-7 29703 San Bernardino Cady Mountains; SW base of Sleeping Beauty Mtn, 2.5 mi. north of US Interstate 40, 11 mi. WNW of Ludlow, 0.9 mi. north of major powerlines, about 6 mi. NE of Pisgah Lava Flow. 786 Comment
  RSA0104031  Achyronychia cooperi Sam Scherneck 2017-3-24 25 San Bernardino Sperry Wash interp. turnout no. 1. 208 Comment
  RSA0104601  Achyronychia cooperi Duncan S. Bell, Evan Meyer 2015-5-5 8198 Imperial Jacumba Mountains; within the Jacumba Wilderness area; collecting at a small localized spring on the east side of the range, approximately 3 air miles southwest of the town of Ocotillo. 289 Comment
  RSA0107663  Achyronychia cooperi Mary Jo Churchwell 2015-3-9 1054 San Diego Anza-Borrego Desert State Park; mouth of Coyote Canyon; 4.52 air miles NE of Borrego Springs; 1.57 air miles E of junction of Borrego Valley Road and Henderson Canyon Road. Square E25. 180 Comment
  RSA0112108  Achyronychia cooperi Duncan S. Bell, Amanda Turek 2009-3-30 191 Riverside South end of the Arica Mountains; approximately 1.5 air miles southwest of Priest Well. 365 Comment
  RSA0121216  Achyronychia cooperi Duncan S. Bell, LeRoy Gross 2016-3-8 8835 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of the range; approximately 1.5 air miles north of the Bradshaw Trail. 417 Comment
  RSA102379  Achyronychia cooperi S. B. Parish, W. F. Parish 1882-04 219 Riverside Colorado Desert at Agua Caliente. Comment
Read comments
Jul 12 2010
  RSA105867  Achyronychia cooperi Richard Mallory 1955-4-5 432 San Diego Borrego Desert State Park, 11 miles north of Park Headquarters in Coyote Creek wash. 518 Comment
  RSA123481A  Achyronychia cooperi W. B. McDougal 1930-4-14 s.n. Imperial Salton Sea. Comment
  RSA124318  Achyronychia cooperi E. K. Balls 1958-3-20 22911 Imperial 0.5 miles N along road to Ogilby and Blythe from U.S. Hwy 80 60 Comment
  RSA134225  Achyronychia cooperi P. H. Raven 1958-3-15 11848 Riverside Box Canyon 4.5 miles east of turn to Painted Canyon. Comment
  RSA167543  Achyronychia cooperi R. F. Thorne, Robert L. Rutherford 1964-4-10 33582 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  RSA167545  Achyronychia cooperi R. F. Thorne, Robert L. Rutherford 1964-4-10 33563 Imperial East side Sand Hills, 14 miles west of Yuma on Hwy 80. Comment
  RSA175151  Achyronychia cooperi R. F. Thorne 1963-3-29 32395 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
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Dec 13 2011
  RSA209607  Achyronychia cooperi Florence J. Youngberg 1935-4-11 91 San Diego Borrego Valley, E San Diego County. Comment
  RSA21733  Achyronychia cooperi C. B. Wolf 1937-4-7 8476 San Diego Colorado Desert, Borego State Park, in the Palm Canyon above Park Headquarters 457 Comment
  RSA247797  Achyronychia cooperi R. F. Thorne, C. W. Tilforth 1973-3-8 42545 Inyo Death Valley National Monument; Junction of E&W side roads near mouth of Scotty s Canyon, 2 miles NW of Ashford Mill 0 Comment
  RSA254362  Achyronychia cooperi C. W. Tilforth 1975-5-19 1033 San Bernardino C. 1 mi south of Kelso along Kelbaker Rd. Mojave Desert. 640 Comment
  RSA264154  Achyronychia cooperi C. W. Tilforth 1977-5-20 1330 Riverside 2 miles south of Rice and Hwy 62 along Blythe-Rice Rd. 267 Comment
  RSA270180  Achyronychia cooperi James Henrickson, Barry A. Prigge 1977-10-21 16240 San Bernardino 45 (air) miles ENE of Barstow, 0.4 miles S of Hwy I-15, along Basin Road, in low +/- wet depressions along road. Comment
  RSA270666  Achyronychia cooperi James Henrickson 1974-5-10 13853 San Bernardino 1/2 mile S of Hwy 40 along road to Essex. Comment
  RSA27484  Achyronychia cooperi I. L. Wiggins 1941-3-24 9565 Riverside 0.3 miles south of Myoma, 4.6 miles north of Indio. Comment
  RSA275144  Achyronychia cooperi R. F. Thorne, C. W. Tilforth, A. Shmida, B. A. Prigge, et al. 1978-5-8 51140 San Bernardino Mojave Desert; GraniteMountains: Bull canyon and wash, NNW side of Granite Mountains. S. of Kelso Dunes 732 Comment
  RSA275234  Achyronychia cooperi B. A. Prigge 1977-10-15 2285 San Bernardino Old Dad Mtns. 10 air mi NW of Kelso. 777 Comment
  RSA278411  Achyronychia cooperi James Henrickson 1978-5-12 17050 San Bernardino Ca 42 miles NE of Barstow at Bitter Springs in Fort Irwin Military Reserve, ca 23 miles E of Headquarters 427 Comment
  RSA278464  Achyronychia cooperi James Henrickson 1978-5-7 16915 -a San Bernardino Ca 56 miles S of Baker, 7.4 miles S of Hwy 40 along Kelbaker Road at Orange Blossom Wash in sandy wash 381 Comment
  RSA278591  Achyronychia cooperi B. A. Prigge 1978-4-22 2570 San Bernardino Budweiser Valley, 12.7 mi W of Kelbaker area Rd. on powerline rd. 550 Comment
  RSA27865  Achyronychia cooperi C. L. Hitchcock 1940-3-29 5847 Riverside 12 miles east of Indio. Comment
  RSA278769  Achyronychia cooperi Bonnie M. Rich 1979-4-3 79025 Imperial South of designated jeep trail. Comment
  RSA279259  Achyronychia cooperi R. F. Thorne 1975-5-3 45387 San Bernardino SE of Kelso Dunes: 7 mi. S of Kelso on Kelbaker Road, and 8 mi. N of Granite Pass. 762 Comment
  RSA280840  Achyronychia cooperi S. F. Warrick 1978-4-16 22 San Bernardino In coarse sand on open bajada at mouth of Willow Spring Basin. 1097 Comment
  RSA289292  Achyronychia cooperi Charles Convis 1980-4-8 113 Imperial Colorado Desert; Western Salton Basin, 27 km due WNW of Westmoreland, confluence of San Felipe creek and Mark s wash, 100m N of Harpers Well. -36 Comment
  RSA296552  Achyronychia cooperi R. D. Stone, Greg de Nevers, S. Castagnoli 1980-4-26 084 San Bernardino San Dunes above Kingston Wash at Coyote Holes, SW flank of range. 671 Comment
  RSA303203  Achyronychia cooperi Greg de Nevers, S. Castagnoli, R. Doug Stone 1980-5-17 232 San Bernardino Coyote Hills, Kingston Range. 683 Comment
  RSA305909  Achyronychia cooperi Fay A. MacFadden 1940-3-17 15296 Riverside Twenty Nine Palms District. Comment
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Mar 10 2013
  RSA356613  Achyronychia cooperi R. F. Thorne 1966-3-26 35731 San Diego Borrego Valley: Sandy creosote bush scrub, ca. 2-3.5 miles NE of Borrego Springs 183 Comment
  RSA41261  Achyronychia cooperi Thomas W. Whitaker 1949-3-16 4 Imperial Near Coyote Wells, along Highway 80. Comment
  RSA423478  Achyronychia cooperi Christopher Davidson 1979-4-28 7775 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob 79 Comment
  RSA423479B  Achyronychia cooperi N. C. Cooper 1949-3-16 3065 Imperial Calexico. -15 Comment
  RSA423484A  Achyronychia cooperi M. B. Dunkle 1935-3-17 4399 Riverside Colorado Desert. 610 Comment
  RSA423485  Achyronychia cooperi F. R. Fosberg 1932-3-13 8076 Riverside Thousand Palm Canyon, Coachella Valley Comment
  RSA423486  Achyronychia cooperi M. B. Dunkle 4980 Riverside Colorado Desert, east of Indio. Comment
  RSA423487A  Achyronychia cooperi H. S. Gentry 1936-1 2170 Imperial West side of Colorado Desert. -30 Comment
  RSA423488  Achyronychia cooperi P. A. Munz 1932-3-14 11999 Riverside Palm Springs. 91 Comment
  RSA423489  Achyronychia cooperi N. C. Cooper 1949-4-8 3302 Riverside Desert Center. 609 Comment
  RSA423490A  Achyronychia cooperi Howard Mullins 1931-4-11 s.n. Riverside Palm Springs (3 miles no.) Comment
  RSA423491A  Achyronychia cooperi Anstruther Davidson 1983-4-10 s.n. Riverside Palm Springs. Comment
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Mar 20 2013
  RSA423492B  Achyronychia cooperi L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain, Colorado River Comment
  RSA423493A  Achyronychia cooperi E. S. Spalding 1913-03 14822 Riverside E. of Banning. Comment
  RSA423494A  Achyronychia cooperi E. S. Spalding 1926-2-13 s.n. Riverside Between Palm Springs and Mecca. Comment
  RSA423495  Achyronychia cooperi H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Between Hwy 80 and Ogilby Comment
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Oct 31 2011
  RSA423496A  Achyronychia cooperi H. de Forest, Jack Rempel 1933-4-9 s.n. Imperial Supersition Mountains, Colorado Desert. Comment
  RSA423497  Achyronychia cooperi L. N. Goodding 1944-2-23 11 -44 Imperial Mission Wash near Bard. Comment
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Oct 3 2011
  RSA423498B  Achyronychia cooperi Robert L. Dressler 1949-3-19 387 Riverside Box Canyon, Orocopia Mts. Comment
  RSA423499  Achyronychia cooperi Christopher Davidson 1977-5-29 5856 San Bernardino East Mojave Desert, ca. 2 miles S of Kelso on Kelbaker Rd. (E of Kelso Dunes) 671 Comment
  RSA423500B  Achyronychia cooperi M. B. Dunkle 1935-3-30 4417 San Bernardino Devil s Cactus Garden. 244 Comment
  RSA423501B  Achyronychia cooperi M. B. Dunkle 1933-3-26 s.n. San Bernardino Near Beacon Station. Mojave Desert. Comment
  RSA423502B  Achyronychia cooperi Robert Gustafson 1977-4-27 434 San Bernardino Minneola Road, 1.5 miles south from the junction of Hwy 66, ca. 3 miles south of the Calico Archaeological Site. 640 Comment
  RSA423503  Achyronychia cooperi Gale Sphon 1959-3-30 255 San Diego Road from Ocotillo Wells to Split Mountain. Comment
  RSA43717  Achyronychia cooperi E. B. Higgins 1949-4-14 s.n. San Diego Mason Valley. Comment
  RSA457688  Achyronychia cooperi D. Charlton, B. Pitzer 1988-5-7 1820 San Bernardino E. Mojave Desert, 11.4 miles N of Hwy 40 on Essex Rd. Providence Mtns., Wash on lower bajada parallel to rd. 9 miles east of Mitchell Caverns Recreational Area. 854 Comment
  RSA479851  Achyronychia cooperi L. F. La Pre 1988-4-1 s.n. Riverside Colorado Desert, Palo Verde Mesa, W of Blythe. South of Hwy 1-10 at the W end of 16th St. (approx sec. 4) 99 Comment
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Dec 14 2007
  RSA48333  Achyronychia cooperi E. K. Balls 1949-4-4 12969 Imperial Colorado Desert. between Durmid and Salton on Highway 111. 0 Comment
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Sep 18 2012
  RSA48351  Achyronychia cooperi P. A. Munz 1949-3-26 12837 San Diego Borrego Valley, 1 mile east of entrance to Palm Canyon Park, Colorado Desert. 76 Comment
  RSA503144  Achyronychia cooperi Gary D. Wallace, D. H. Wilken 1966-3-26 261 Riverside Indio Hills 70 Comment
  RSA516871  Achyronychia cooperi Steve Boyd, Thomas S. Elias, B. Roy, Sara Meury, S. Zona 1986-3-5 1344 Riverside Mecca Hills: Box Canyon, along Hwy 195 Comment
  RSA516891  Achyronychia cooperi Steve Boyd, Orlando Mistretta 1986-3-13 1405 Riverside Palen Mountains: NE of Desert Center, jct of Parker Dam Rd & 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 183 Comment
  RSA518316  Achyronychia cooperi H. Green 1978-4-10 s.n. San Bernardino Cadiz Valley, E. Mojave Desert; just N of Riverside County Line, near junction on Hwy 62 with Hwy 177. Comment
  RSA518341  Achyronychia cooperi H. Green 1978-4-26 s.n. San Bernardino E. Mojave Desert, Ward Valley; W of Needles. Comment
  RSA518756  Achyronychia cooperi B. L. Burge 1977-1 337 -C San Bernardino E Mojave Desert, Ivanpah Valley. 915 Comment
  RSA643212  Achyronychia cooperi Jon P. Rebman, A. Salywon, C. Christy 1998-3-21 4922 Imperial Davies Valley area; south of Ocotillo and south of Highway 98. 150 Comment
  RSA65634  Achyronychia cooperi F. W. Peirson 1922-4-8 1862 Riverside Whitewater, head of Coachella Valley, Colorado Desert. Comment
  RSA65635  Achyronychia cooperi F. W. Peirson 1928-4-26 7924 San Bernardino Twentynine Palms, s. edge of Mojave Desert. Comment
  RSA65636  Achyronychia cooperi F. W. Peirson 1935-4-15 11459 Imperial North of Laguna Dam. Comment
  RSA672325  Achyronychia cooperi George B. Grant 1906-5-1 s.n. Riverside Palm Springs, Colorado Desert. Comment
  RSA676142  Achyronychia cooperi Scott D. White 2001-4-12 8302 Riverside Shaver s Valley. South of the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. 320 Comment
  RSA676287  Achyronychia cooperi Scott D. White 2001-4-11 8287 Riverside Sonoran Desert: Indio Hills foothills / Coachella Valley. Northern terminus f Rio Del Sol Road, about 2 miles north of Thousand Palms. 146 Comment
  RSA688912  Achyronychia cooperi Scott D. White 2001-4-18 8355 Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  RSA696567  Achyronychia cooperi J. Russell Bruff 1928-4-1 127 San Bernardino 29 Palms. Comment
  RSA696573  Achyronychia cooperi Mary Edmunds 1932-3-25 s.n. Riverside Colo. Desert-Coachella Valley. Oasis near sea level. Comment
  RSA710306  Achyronychia cooperi J. Barth 2005-2-1 212 San Diego Anza-Borrego Desert State Park near southern base of Santa Rosa Mts; 0.1 mile northwest of where Palo Verde Wash Rd. meets Hwy 22. 265 Comment
  RSA718876  Achyronychia cooperi Michael Honer, L. Hulse 2005-3-7 2029 Riverside Little San Bernardino Mountains region: Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs. 488 Comment
  RSA726272  Achyronychia cooperi Naomi Fraga, Aydee Virgen 2005-2-23 1447 San Bernardino North of Dumont Dunes, off of Dumont Dunes Road, east of Hwy 127. 220 Comment
  RSA732837  Achyronychia cooperi LeRoy Gross 2008-3-24 2952 San Bernardino Alvord Mountains: Along south base of the mountains. Area called Alvord Well. (Water was used for the Alvord Mine, north and up canyon from this site). 622 Comment
  RSA735540  Achyronychia cooperi LeRoy Gross 2008-4-1 3118 San Bernardino Northwest end of the Sheep Hole Mountains; Along east side of Amboy Road, around Sheep Hole Pass., Parked at a tramission tower just off the road. Near 34.239282N, 115.720544W. General collecting along bajada to west side of mountains, up ridge to 34.23506N, 115.70664W. Then down south side of this ridge to dry canyon bottom at 34.23458N, 115.70953W. Then follow this canyon bottom back out of the mountains. 715 Comment
  RSA735773  Achyronychia cooperi J. Andre, T. La Doux 2008-1-3 9466 San Bernardino Kelso Dunes: Mojave National Preserve. S. side of Kelso Dunes, along transmission line dirt road, approx 3 mi. E. of main public parking area, just E. of Bull Cyn wash. 715 Comment
  RSA747796  Achyronychia cooperi Justin M. Wood 2009-3-26 394 Riverside Western foothills of Mecca Hills, +/- 0.5 air mile east of the Coachella Canal and 4 air miles S of the I-10 Freeway. 21 Comment
  RSA748176  Achyronychia cooperi A. C. Sanders, Jim Andre 2009-3-13 36364 San Bernardino Mojave Desert: old volcanic cinder mine site (c. 1955) on south side of Dish Hill, N of National Trails Hwy c. 1 mile NE of East Siberia siding, c. 12 miles W of Amboy via the highway. 343 Comment
  RSA763577  Achyronychia cooperi Doris Bowers 1974-5-4 2248 Imperial Coyote Creek, Anza-Borrego State Park 335 Comment
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Sep 11 2013
  RSA764600  Achyronychia cooperi J. Andre 2010-4-23 13680 San Bernardino Kelso Dunes. Mojave National Preserve. Along powerline access rd S of end of Kelso Dunes. 7.5 miles W of Kelbaker Rd. (NAD83) 680 Comment
  RSA767463  Achyronychia cooperi J. M. Porter, O. Mistretta, S. Hobbs 2002-3-2 13400 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  RSA767530  Achyronychia cooperi J. M. Porter 2003-4-10 13491 .24 Imperial Imperial Dunes [Algodones Dunes], 1.62 miles northeast [59.49 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78. Comment
  RSA775489  Achyronychia cooperi Duncan S. Bell 2011-4-20 2266 San Bernardino Bristol Mountains; western section of this mountain range; approximately 6 air miBritish Columbia: SE of Hope. Manning Provincial Park, Blackwall Peak. N of park headquarters.les northeast of Ludlow, south side of Powerline Road. 693 Comment
  RSA776378  Achyronychia cooperi Amber Swanson 2011-4-8 377 Riverside Granite Mtns area E of Hwy 177 near jct 62. 423 Comment
  RSA776862  Achyronychia cooperi Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-5-3 1154 San Bernardino West side of Sheep Hole Pass, Cleghorn Lakes Wilderness, southeast corner of Bullion Mountains 730 Comment
  RSA780378  Achyronychia cooperi Stephanie Rockwood, Christi Gabriel 2011-11-7 200 San Bernardino East side of the West Riverside Mountains. Highway 62 to NS857 to NS 853 to 7 Wash Road behind Radio Tower. Vidal Valley. 348 Comment
  RSA781740  Achyronychia cooperi Duncan S. Bell 2011-12-30 3032 Riverside Arica Mountains: southern section of the mountain range within the Palen/McCoy Wilderness area; approximately 2 air miles southwest of Priests Well, or approximately 7 air miles southwest of the ghost town of Rice. 365 Comment
  RSA782193  Achyronychia cooperi Duncan S. Bell 2011-10-22 2980 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  RSA782279  Achyronychia cooperi R. W. Spjut 2008-2-29 16213 San Bernardino Mojave Desert. BLM: Ironage Road, 3 of 29 Palms, just S of Dale Dry Lake, Sheephole Mts. Basin 398 Comment
  RSA784742  Achyronychia cooperi Duncan S. Bell 2012-2-12 3087 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  RSA790030  Achyronychia cooperi David Fraker, Aaron C. Sedgwick 2012-3-22 13 San Bernardino Chuckwalla Valley - South of Joshua Tree National park on both sides of Highway 177. North of Highway 10 ~5 mi. South of the Desert lily Sanctuary ~3 mi. 183 Comment
  RSA793618  Achyronychia cooperi Justin M. Wood, J. Miner 2011-4-7 3528 San Bernardino Mojave Desert: Searles Valley, west of Highway 178 and 0.3 miles southwest of Searles Substation near radio facility. Along existing transmission line access road. 610 Comment
  RSA797564  Achyronychia cooperi Baker, Michelle Cloud-Hughes 2011-12-18 17501 Riverside 67km WNW of Blythe, 17km west of Palen Pass, 27km NNE of Desert Center 175 Comment
  SBBG100716  Achyronychia cooperi W. L. Halvorson 1977-3-8 77 -87 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  SBBG100717  Achyronychia cooperi W. L. Halvorson 1977-3-11 77 -133 San Bernardino N side of Dale Lake, E of Twenty-nine Palms Comment
  SBBG102813  Achyronychia cooperi M. Hales 1977-3-9 San Bernardino Cadiz Valley, along Cadiz Valley Rd, SW of Cadiz Dry Lake 304 Comment
  SBBG18639  Achyronychia cooperi M. A. Piehl 1963-11-10 631022 San Bernardino N side of Hwy 66 at Essex 541 Comment
  SBBG1973  Achyronychia cooperi H. and M. Dearing 1939-12-31 4793 Riverside near Cathedral City Comment
  SBBG1974  Achyronychia cooperi H. and M. Dearing 1931-12-26 217 Riverside near Indio Comment
  SBBG34721  Achyronychia cooperi T. L. Secrest 1948-4-7 Riverside 2 mi S of Desert Hot Springs 213 Comment
  SBBG71599  Achyronychia cooperi M. N. Ackley 1928-3-25 81 Riverside Palm Springs to Indio 60 Comment
  SBBG71600  Achyronychia cooperi Anstruther Davidson 1895-1 Riverside Palm Springs Comment
  SBBG71601  Achyronychia cooperi R. Hoffmann 1930-5-15 San Bernardino 20 mi W of Ludlow Comment
  SD100091  Achyronychia cooperi James Henrickson 1978-5-12 16992 San Bernardino ca 33 air miles northeast of Barstow, 3.6 road miles southeast of Fort Irwin Headquarters toward Garlic Springs. 730 Comment
  SD10467  Achyronychia cooperi Frank F. Gander 1935-3-6 134 45 San Diego along Coyote Creek, about 3 miles southeast of Lone Palm north end of Borrego Valley Comment
  SD11246  Achyronychia cooperi Frank F. Gander 1935-4-17 177 5 San Diego Vallecitos Wash, near Agua Caliente Spring Comment
  SD113372  Achyronychia cooperi Darley F. Howe 1938-4-15 617 San Diego Borrego Valley Comment
  SD122384 Image available Achyronychia cooperi Duffie Clemons, Erik Jonsson 1988-2-10 1912 San Diego Scattered populations along Goat Trail between Blow Sand Canyon & Buttes Pass in sandy-gravel soil Comment
  SD124023  Achyronychia cooperi Charles Convis 1980-3-22 91 Imperial 27km due WNW of Westmorland; Colorado Desert, Western Salton Basin, 0-2 km North of San Felipe creek, along north bank of desert wash. Comment
  SD139824  Achyronychia cooperi Christopher Christie 1997-1-19 55 San Bernardino Ship Mountain Foothill, Fenner Valley 359 Comment
  SD143958  Achyronychia cooperi G. K. Helmkamp, E. Helmkamp 1998-1-24 2591 Imperial Along US Hwy 186, 1.6 miles northeast of the Mexican border and Andrade 60 Comment
  SD14476  Achyronychia cooperi Frank F. Gander 1936-4-14 1262 San Diego Borego Palm Canyon Comment
  SD144893  Achyronychia cooperi Jon Rebman, A. Salywon & C. Christy 1998-3-21 4922 Imperial Davies Valley area; south of Ocotillo and south of Hwy. 98 149 Comment
  SD155229  Achyronychia cooperi Jon P. Rebman, J. Gibson, A. Winner, & misc. botany vols. 2001-3-16 7193 San Diego Anza-Borrego Desert State Park: east of Borrego Springs; Arroyo Salado, just north of 17 Palms 149 Comment
  SD157246  Achyronychia cooperi Jeannie Gregory, John Gregory 2004-2-29 659 San Diego Northeast of Borrego Springs on DiGiorgio Road. 249 Comment
  SD158740  Achyronychia cooperi Arthur Morley 2004-3-26 6 San Diego San Felipe Creek, Texas Dip, Borrego Springs Rd. 206 Comment
  SD159843  Achyronychia cooperi Larry Hendrickson 2004-2-20 5 San Diego 0.5 miles Southeast of Little Clark Lake, Anza-Borrego State Park Comment
  SD160343  Achyronychia cooperi Robin Halford 2004-4-4 19 San Diego 536 Indian Head Ranch Road, Borrego Springs; 2 miles north of S22 235 Comment
  SD161220  Achyronychia cooperi Char Glacy, Nancy Nenow, L. Glacy, K. Knudson, R. Muertter 2005-2-26 25 San Diego Anza Borrego State Park, Palm Springs Canyon Area Comment
  SD161221  Achyronychia cooperi Char Glacy, Nancy Nenow, Lawrence Glacy 2005-2-27 19 San Diego Anza Borrego Desert, South Canebrake above and in the wash that borders the State Park. Comment
  SD161523  Achyronychia cooperi Mike D. Angel, John Dewald 2005-3-6 118 San Diego Anza-Borrego State Park. Go 1 mile north of Agua Caliente on S2. On right/north side of road is marked trail called Bismaga Wash. Park, follow trail up wash. 404 Comment
  SD169822  Achyronychia cooperi Joe Barth 2005-2-1 212 San Diego Anza-Borrego Desert State Park near southern base of Santa Rosa Mts; .1 mile northwest of where Palo Verde Wash Rd. meets Hwy S22 (southwest part of square). 264 Comment
  SD169823  Achyronychia cooperi Joe Barth 2005-2-20 325 San Diego Anza-Borrego Desert State Park: Carrizo Valley along road adjacent to Bow Willow Creek; east of Hwy S2. 189 Comment
  SD169824  Achyronychia cooperi Joe Barth, J. Gregory, L. Hendrickson, M. Mulligan, K. Rich 2005-3-30 408 San Diego Anza-Borrego Desert State Park: At north base of a Volcanic Hill, at middle fork of Jojoba Wash (near unmapped road), about .2 mile from west edge of square (in west part of square). 413 Comment
  SD170840  Achyronychia cooperi Joe Barth 2005-2-19 268 San Diego Anza-Borrego Desert State Park: Mortero Canyon Rd. about .2 mile southwest of Hwy S2 (just north of Lava Flow Wash crossing). 289 Comment
  SD170841  Achyronychia cooperi Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-25 406 San Diego Anza-Borrego Desert State Park. Borrego Mountain, SE of confluence of Borrego Mountain Wash (Blow Sand Wash) with San Felipe Wash and NW of West Butte. 167 Comment
  SD171533  Achyronychia cooperi Jon P. Rebman, Norman Roberts 2005-4-22 11746 San Diego Indian Head Ranch in Galleta Meadows Estate: approx. 3 miles north of Borrego Springs; just northwest of a Grapefruit orchard 245 Comment
  SD173177  Achyronychia cooperi Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-24 1753 Imperial California State Lands Commission property. Short tributary drainage, north of Palm Wash, approx. 4.2 air miles west of hwy. 89 and 0.9 air mi. north of hwy S-22 (Borrego-Salton Seaway). T10s, R9e, Sec. 20. 50 Comment
  SD180357  Achyronychia cooperi Bill Sullivan 2006-4-18 216 San Diego Anza-Borrego Desert State Park, Borrego Mountain, Hawk Canyon, I(c) mi N on canyon jeep trail from Buttes Pass jeep road. 188 Comment
  SD180358  Achyronychia cooperi Bill Sullivan 2006-4-18 177 San Diego Anza-Borrego Desert State Park, Borrego Mountain, Hawk Canyon, I(c) mi N on canyon jeep trail from Buttes Pass jeep road. 188 Comment
  SD184731  Achyronychia cooperi Joseph A. Betzler 2003-3-30 976 San Diego Anza-Borrego Desert State Park, SW edge of Elephant Trees Area on eastern edge of San Diego County. I(c) mi NW of the junction of Split Mountain Road and Trestle Rd, at the base of the Hills to the northwest. 96 Comment
  SD191875  Achyronychia cooperi Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14475 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Grave Wash, Site LARTRI in arroyo bottom and surrounding embankments -31 Comment
  SD191876  Achyronychia cooperi Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-11 14606 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (S9), in Big Wash, Site CAMCAL 0 Comment
  SD191877  Achyronychia cooperi Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14604 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PECHET in arroyo bottom and surrounding embankments 14 Comment
  SD198325  Achyronychia cooperi Bill Sullivan 2008-3-11 412 San Diego Anza-Borrego Desert State Park, Palo Verde Wash, north of Borrego-Salton Seaway (County Road S22) mile marker 33 271 Comment
  SD199098  Achyronychia cooperi Melvin M. Sweet 2008-3-8 512 San Diego Anza-Borrego Desert State Park, 2I(c) mi N of Borrego Springs, Coyote Canyon; about 1/2 mile below the Second Crossing; 7.5 miles NW of the intersection of DiGiorgio Rd and County Hwy S22 in Borrego Springs. 309 Comment
  SD199099  Achyronychia cooperi Melvin M. Sweet 2008-3-8 520 San Diego Anza-Borrego Desert State Park, Coyote Canyon; about 1/2 mile below the Second Crossing; about 7.7 miles NW of the intersection of DiGiorgio Rd and County Hwy S22 in Borrego Springs. 315 Comment
  SD199968  Achyronychia cooperi Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16730 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), north fork of Big Wash, Site SPHAMB in large arroyo and surrounding hillsides 136 Comment
  SD199969  Achyronychia cooperi Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16285 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 21 (SP21), Palm Wash, Site CHACARPEI in sandy arroyo and surrounding mud embankments and mesas 20 Comment
  SD199970  Achyronychia cooperi Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16262 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), North Fork of Palm Wash, Site HYPEMO in sandy arroyo and surrounding rocky embankments 88 Comment
  SD199971  Achyronychia cooperi Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16195 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 20 (SL20), Palm Wash, Site BRATOU in sandy arroyo bottom and surrounding rocky mud embankments 45 Comment
  SD203367  Achyronychia cooperi Larry Hendrickson, ABDSP botany volunteers 2008-3-14 2726 San Diego Palo Verde Wash, Borrego Badlands, Anza-Borrego Desert State Park. 12 miles ENE of Borrego Springs (Christmas Circle), 2.0 surface miles SE of intersection of County hwy. S-22 (site of abandoned ranger station) and access road (4WD). 178 Comment
  SD204222  Achyronychia cooperi Jeannie Gregory, John Gregory 2008-3-7 2626 San Diego Anza-Borrego Desert State Park, Canyon Sin Nombre, 1 mi E of junction with Hwy S2, 11.7 mi NW of junction S2 and Interstate 8 at the town of Ocotillo. 285 Comment
  SD205706  Achyronychia cooperi Jeannie Gregory, John Gregory 2008-3-7 2717 San Diego Anza-Borrego Desert State Park, 3.8 mi SE of intersection Arroyo Salada and Borrego Salton Seaway (S22), Cut Across Trail, ca 2.75 mi from Imperial County line 113 Comment
  SD205707  Achyronychia cooperi Diana Lindsay, Anne Hoppe 2008-4-19 26 San Diego Anza-Borrego Desert State Park, E of Clark Dry Lake, W of Santa Rosa Mountains, 4.2 mi NE of intersection of Rockhouse Cyn Truck Trail and Borrego Salton Seaway (S22), at Mesquite dune area 170 Comment
  SD207760  Achyronychia cooperi Kim Marsden, Larry Hendrickson, ABDSP Volunteer Botany Group 2008-3-20 266 San Diego Anza-Borrego State Park, 6.5 mi ESE of town of Borrego Springs, 300 meters SE of San Gregorio monument along Borrego Sink Wash, 3.8 mi NNE of intersection Borrego Springs Road and Fletcher Road 132 Comment
  SD20871  Achyronychia cooperi Frank F. Gander 1938-4-14 5344 San Diego sand dunes north of Benson's Dry Lake Comment
  SD20926  Achyronychia cooperi A. J. Stover 1938-4-14 San Diego Borrego Valley near school Comment
  SD211397  Achyronychia cooperi Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18889 Imperial Southwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; along a powerline road 53 Comment
  SD212135  Achyronychia cooperi Royce Riggan 2005-3-12 87 San Diego Anza-Borrego Desert State Park, Bow Willow Wash at S-2 crossing, south side of highway 210 Comment
  SD224909  Achyronychia cooperi G. K. Helmkamp 1998-3-30 3003 San Bernardino Mojave Desert: Dale Dry Lake, E of Twentynine Palms, along Iron Age Rd, 4.2 mi. SE of Amboy Rd. 366 Comment
  SD227785  Achyronychia cooperi Scott D. White, Pam Devries 1998-2-9 6080 Riverside La Quinta/Palm Desert area: Whitewater River Channel at and near Miles Ave. crossing. 17 Comment
  SD228471  Achyronychia cooperi Mike Bigelow 2010-12-10 320 San Diego Anza-Borrego Desert State Park; Rockhouse Canyon Road, NW Clark Dry Lake, 6 miles NNW of intersection with S-22 244 Comment
  SD228472  Achyronychia cooperi Joe Barth 2011-2-2 1074 San Diego Barrel Springs Preserve, Ocotillo Wells State Vehicular Recreation Area. 59 Comment
  SD233271  Achyronychia cooperi Justin M. Wood 2009-3-26 394 Riverside Colorado Desert: Western foothills of Mecca Hills A+-0.5 air mile east of the Coachella Canal and 4 air miles S of the I-10 Freeway. In an unnamed wash draining to the west. 21 Comment
  SD237846  Achyronychia cooperi Ruth R. Ehly, Larry Hendrickson, Whitney Meier, Marilyn Dickson 2011-2-24 72 San Diego Borrego Valley, De Anza Country Club, 2.9 air miles NNW of Christmas Circle, Borrego Springs. Just west of terminus of Catarina Drive. 213 Comment
  SD242777  Achyronychia cooperi Donald L. Hazlett 1993-3-13 6737 Imperial 2 mi. S of Ocotillo 152 Comment
  SD243628  Achyronychia cooperi Char Glacy, Nancy Nenow, Chaz and Sue Stevens 2008-3-27 154 San Diego Anza-Borrego Desert State Park; 1.6 mi ENE of Canebrake Canyon Road intersection with Hwy S-2 260 Comment
  SD243867  Achyronychia cooperi Gary Diridoni 1998-2-20 Imperial El Centro Resource Area Comment
  SD24508  Achyronychia cooperi Frank F. Gander 1939-4-1 7084 San Diego about 2 miles southwest of Carrizo Station Comment
  SD254970  Achyronychia cooperi Susan T Welker 1993-5-17 San Diego Lower section Coyote Creek, north of Henderson Canyon Rd, east of Borrego Valley Rd. 180 Comment
  SD256028  Achyronychia cooperi Mary Jo Churchwell 2012-4-19 620 San Diego Anza-Borrego Desert State Park; Borrego Palm Canyon, about 1.7 miles NW of intersection Hoberg Road and Palm Canyon Drive 305 Comment
  SD256460  Achyronychia cooperi Larry Hendrickson 2015-3-18 6565 San Diego Anza-Borrego Desert State Park; along Borrego Springs Road that bisects San Felipe Wash (Texas Dip); 1.1 miles NW of intersection with State Route 78. 192 Comment
  SD256461  Achyronychia cooperi Mary Jo Churchwell 2015-3-9 1054 San Diego Anza-Borrego Desert State Park; mouth of Coyote Canyon; 4.52 air miles NE of Borrego Springs; 1.57 air miles E of junction of Borrego Valley Road and Henderson Canyon Road. 180 Comment
  SD27707  Achyronychia cooperi Allan Keller 1940-3-16 207 Imperial Wash on road to Painted Gorge Comment
  SD28408  Achyronychia cooperi Frank F. Gander 1941-3-20 8990 Imperial Near Winterhaven, Araz Stage Station Comment
  SD28680  Achyronychia cooperi Frank F. Gander 1941-4-30 9253 San Diego near base of hills south of Vallecito Stage Station Comment
  SD39396  Achyronychia cooperi Edith A. Purer 1935-4-19 6367 San Diego Carrizo, Colorado Desert Comment
  SD39397  Achyronychia cooperi Edith A. Purer 1935-4-21 6478 Riverside near Palm Springs. Comment
  SD40524  Achyronychia cooperi May Canfield Apr 1922 Inyo Death Valley, Eagle Borax Works Comment
  SD49311  Achyronychia cooperi Reid Moran 1958-3-1 6510 Imperial Pinto Wash. (IPB 10/07) 74 Comment
  SD8105  Achyronychia cooperi S. B. Parish, W. F. Parish Apr 1882 Riverside Agua Caliente, Palm CaA'on of San Jacinto Mountain. Comment
Read comments
Jul 16 2010
  SD83119  Achyronychia cooperi Helen V. Witham 1972-12-12 1781 Imperial 4 miles east of Ocotillo. 149 Comment
  SD87782  Achyronychia cooperi Frank W. Peirson 1935-4-15 11459 Imperial 4 miles north of the Laguna Dam Comment
  SD96575  Achyronychia cooperi Arnold Ross 1977-1-6 San Bernardino Southern end of Marble Mountains. 349 Comment
  SDSU17661  Achyronychia cooperi Gwen Simpson, Michael G. Simpson 1998-2-27 6 Imperial S-2 roadside (north side), 2 miles north of junction with I-8, 0.6 mile west of Shell Canyon Road. 122 Comment
  SDSU17770  Achyronychia cooperi Carla Scheidlinger 1982-3-13 San Bernardino Maumee Mine area, NE of Galway Lake, MCAGCC, Twentynine Palms, CA 1123 Comment
  SDSU2996  Achyronychia cooperi K. R. Morgan 1963-5-15 K 177 San Diego Anza-Borrego Desert State Park, Chariot Canyon. Comment
  SDSU3002  Achyronychia cooperi H. Wedberg 1966-3-26 1147 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo. 0.1 mi. south of San Diego County. 274 Comment
  SEINET1940489  Achyronychia cooperi Unknown 1979-3-19 2752 Imperial West of Salton City and 4.5 mi. E. of San Diego County. Hwy. S-22. Sandy wash with some exposed bedrock. Comment
  SEINET2042440 Image available Achyronychia cooperi A. C. Sanders, Mitch Provance, Tim Thomas 2001-3-16 23812 San Bernardino Sheep Hole Mountains, S side of Sheep Hole Pass, canyon E of the hwy, ca. 0.6 mi S of microwave tower. (Dale Lake Quad 7.5') 730 Comment
  SEINET2048204 Image available Achyronychia cooperi M. Koopman, T. Ayers, R. Taylor,J. Paige 2001-4-7 21 San Bernardino Exit 1 on I-40w, Route 66 mile marker, 7 miles north of Golden Shores. Sandy dunes 760 Comment
  SEINET2073611  Achyronychia cooperi M. Koopman, Tina Ayers, Robin Taylor, and Jennifer Paige 2001-4-7 21 San Bernardino Exit 1 on I-40W, Route 66 mile marker, 7 miles north of Golden Shores. 760 Comment
  SEINET3004442  Achyronychia cooperi G. Rink, K. Christie 2010-4-11 9053 San Bernardino Mojave Desert, about 35 miles east of Barstow, sandy 609 Comment
  SEINET3005054  Achyronychia cooperi G. Rink 2011-4-29 10492 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, sandy 91 Comment
  SEINET3071820  Achyronychia cooperi Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17501 Riverside West of Palen Pass quadrangle, zone 11 0663470mE 3753470mN NAD83, Palen Valley, along Palen Pass Road, 17km west of Palen Pass, 67km WNW of Blythe, 27km NNE of Desert Center 175 Comment
  SEINET3086297 Image available Achyronychia cooperi W. H. Earle, Rodney Engard 1973-3-3 26 Imperial U.S. 98, 6.5 mi West of Calexico turnoff Comment
  SEINET3087583 Image available Achyronychia cooperi John Adams 1966-3-17 472 San Diego Anza-Borrego State Park, 2 mi. SW of Borrego Springs on road to Hwy 79. Comment
  SEINET3095077  Achyronychia cooperi G. Goodwin 2012-1-31 3284 San Bernardino Chemehuevi Wash about 1 mile west of Havasu Lake 166 Comment
  SEINET3104609  Achyronychia cooperi Sears 1978-3-15 756 Imperial 3 mi S of Ogilby; Pilot Knob Mesa 73 Comment
  SEINET3156335  Achyronychia cooperi Unknown 1906-5-1 11 -6707 Riverside collected on Colorado desert at Palm Springs Comment
  SEINET3156336  Achyronychia cooperi S. B. Parish 190 Riverside Colorado desert Comment
  SEINET3156337  Achyronychia cooperi M. E. Jones 1884-5-3 3790 San Bernardino the Needles Comment
  SEINET3156338  Achyronychia cooperi L. A. Greata 1905-1 497 Riverside Colorado desert Comment
  SEINET3156339  Achyronychia cooperi M. H. C. sn San Bernardino Amboy; Mojave desert Comment
  SEINET3260382 Image available Achyronychia cooperi A. C. Sanders, Jim Andre 2009-3-13 36364 San Bernardino Mojave Desert; old volcanic cinder mine site (c. 1955) on south side of Dish Hill, north of National Trails Hwy c. 1 mile NE of East Siberia siding, c. 12 miles west of Amboy via the highway. 343 Comment
  SEINET3828054  Achyronychia cooperi J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13400 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  SEINET5573676  Achyronychia cooperi Steven P. McLaughlin 1998-1 7376 Imperial Picacho Wash below All American Canal 60 Comment
  SEINET6030858 Image available Achyronychia cooperi J. Andre, T. La Doux 2008-1 9466 San Bernardino Kelso Dunes: Mojave National Preserve. S. side of Kelso Dunes, along transmission line dirt road, approx 3 mi. E. of main public parking area, just E. of Bull Cyn wash. 714 Comment
  SEINET7048023  Achyronychia cooperi Steven R. Hill, Kate Kramer 2001-4-27 33492 Riverside North side of Route I-10, west side of Coachella Canal, about 0.1-0.2 mile north of interstate highway, 3 miles east of Indio. Elevation about 31 feet. Comment
  SFV11273  Achyronychia cooperi M. L. Vincent 1968-4-8 744 San Diego 14 miles southeast of Pine Valley. Comment
  SFV4435  Achyronychia cooperi D. S. Verity, J. Turner, F. M. Ball 1964-2-15 s. n. Riverside East side of Salton Sea near Mecca Beach. About 6.5 miles north of Imperial County line. Comment
  SFV7320  Achyronychia cooperi T. Gordon, K. Kimbrough 1975-3-15 828 San Diego Colorado Desert 9 miles east of Borrego Springs on S22 just west of entrance to Anza Borrego Desert State Park. 213 Comment
  SFV7928  Achyronychia cooperi T. Gordon, K. A. Wilson, M. H. Grayum, G. Poseley 1976-4-30 1291 Riverside Mojave Desert Southern Mojave Desert, Cadiz Valley. Along Highway 62, about 1.5 miles west of Parker Dam Highway. 305 Comment
  SJSU10123  Achyronychia cooperi T. N. Seeno 1963-4-12 276 Riverside Sky Valley 10-12 mi NNW of Palm Springs 426 Comment
  SJSU4223  Achyronychia cooperi C. W. Sharsmith 1968-4-13 7567 San Bernardino near Cronise Valley c. 10 mi SW of Baker Comment
  SJSU7082  Achyronychia cooperi R. E. Palmer 1973-1-25 274 Unknown 3-4 mi S of Sulfur mine midway between San Felipe & Puertecitos Comment
  UC1022817  Achyronychia cooperi Philip A. Munz 1940-3-22 15645 San Bernardino e 29 Palms; Dale Dry Lake 762 Comment
  UC129084  Achyronychia cooperi H. M. Hall and H. P. Chandler 1906-5-8 6891 San Bernardino Sand Well Mohave Desert (nw San Bernardino Co.) Comment
  UC1719465  Achyronychia cooperi D. Atwood 1993-3-26 17620 San Bernardino 10 mi S of Amboy, along 29 Palms Road Comment
  UC1733761  Achyronychia cooperi Kay H. Beach Mar 1940 228 San Bernardino between Barstow and Badwater Barstow; Death Valley Comment
  UC1733774  Achyronychia cooperi Kay H. Beach Mar 1940 222 San Bernardino between Barstow and Badwater Barstow; Death Valley Comment
  UC1733780  Achyronychia cooperi Kay H. Beach Mar 1940 214 San Bernardino between Barstow and Badwater Barstow; Death Valley Comment
  UC1779141  Achyronychia cooperi Richard R. Halse 2001-3-26 5952 San Bernardino just N of Twentynine Palms (Marine Corps Air-Ground Combat Center, Mainside Area) 557 Comment
  UC1922172  Achyronychia cooperi Naomi Fraga, Aydee Virgen 2005-2-23 1447 San Bernardino Mojave Desert; East Mojave Desert region; North of Dumont Dunes, off of Dumont Dunes Road, east of Hwy 127. 220 Comment
  UCD55614  Achyronychia cooperi Ellen Dean; Tim Metcalf, Jim Andre, CNPS Desert Chapter 2005-3-26 2353 San Bernardino Amboy Crater, SE of town of Ludlow and south of Hwy. 40, along old Route 66 (National Trails Hwy.), ca. 26 road miles SE of intersection of Hwy. 40 and Route 66 at Ludlow. 287 Comment
  UCD77301  Achyronychia cooperi Robert E. Preston 1997-11-11 1063 Riverside east edge of Palo Verde Mesa 99 Comment
  UCD84935  Achyronychia cooperi Chuck Hughes 2010-3-23 207 Riverside About 11.5 miles south of Highway 62, next to railroad tracks. 254 Comment
  UCD97887  Achyronychia cooperi A. H. Frederick 1928-3-1 s.n. Riverside Palm Springs, Colorado Desert. Comment
  UCD97889  Achyronychia cooperi W. L. Jepson 1941-5-1 20552 San Bernardino Kelso Sand Dunes, east end. Mohave Desert. 640 Comment
  UCD97891  Achyronychia cooperi Daryl Koutnik; Vickie Dawes 1978-4-6 299 San Bernardino 36 miles west of Baker at Field Road offramp along State Highway 15. 304 Comment
  UCD97894  Achyronychia cooperi Geoffrey Levin 1976-10-17 1175 Riverside Box Canyon, about 11 miles east of Mecca. Mecca Hills mountain range. 91 Comment
  UCD97895  Achyronychia cooperi Herbert L. Mason 1928-3-10 4177 Riverside Whitewater River. Comment
  UCD97899  Achyronychia cooperi C. A. Toft 1980-4-2 315 Inyo Death Valley National Monument, Saratoga Springs Road. Comment
  UCD97902  Achyronychia cooperi C. A. Toft 1980-4-26 315 Inyo Death Valley National Monument, Saratoga Springs Road. Comment
  UCR100802  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 1998-3-18 2892 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 Comment
  UCR100863  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 1998-2-18 2690 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  UCR101109  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 1998-2-26 2761 San Bernardino Mojave Desert, East Cronese Dry Lake. 0.2 mi south of I-15 on Basin Rd. 332 Comment
  UCR101641  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 1998-2-26 2792 San Bernardino Mojave Desert, NW side of Salt Spring Hills about 28 mi north of Baker; between the hills and Calif. Hwy 127 201 Comment
  UCR101697  Achyronychia cooperi B. G. Pitzer 1998-2-2 3527 Imperial Sonoran (Colorado) Desert, Indian ['Tumco'] Wash, where powerline crosses Ogilby Road 198 Comment
  UCR101698  Achyronychia cooperi B. G. Pitzer 1998-2-2 3503 Imperial Sonoran (Colorado) Desert, extension of Sidewinder Road, S and west of Pilot Knob RV park/campground, c. 1 mi. airline SW of Pilot Knob, on and adjacent to N berm of All-America Canal, c. 3.2 road mi. past the RV park 61 Comment
  UCR102687  Achyronychia cooperi B. G. Pitzer 1998-2-2 3492 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  UCR102941  Achyronychia cooperi George K. Helmkamp 1998-4-4 3143 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  UCR103321  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 1998-2-5 2651 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  UCR103363  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 1998-2-18 2747 Riverside Chuckwalla Mtns, Graham Pass Rd, 10.6 mi. SSW of Chuckwalla Valley Rd. 488 Comment
  UCR104870  Achyronychia cooperi George K. Helmkamp 1998-3-30 3003 San Bernardino Mojave Desert, Dale Dry Lake, east of Twentynine Palms; along Iron Age Rd, 4.2 mi. SE of Amboy Rd. 366 Comment
  UCR108719  Achyronychia cooperi Scott D. White, Pam DeVries 1998-2-9 6080 Riverside Coachella Valley, La Quinta/Palm Desert Area: Whitewater River Channel at & near Miles Ave. crossing 30 Comment
  UCR113212  Achyronychia cooperi A. C. Sanders, J. C. Pires 1998-3-13 21727 San Bernardino Mojave Desert, Cronese Valley, south side of I-15 at Basin Rd., SE of East Cronese Dry Lake and east of Cave Mtn. 343 Comment
  UCR116304  Achyronychia cooperi B. G. Pitzer 1998-2-1 3431 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, alluvial fan on north side of lakebed, from paved road down to lakebed 427 Comment
  UCR116615  Achyronychia cooperi A. C. Sanders 2001-3-20 23837 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, NW corner of intersection of Pierson Blvd. and Atlantic Blvd., between flood control ditch and Pierson, west of high school 335 Comment
  UCR116643  Achyronychia cooperi A. C. Sanders, Mitch Provance, Tim Thomas 2001-3-16 23812 San Bernardino Southcentral Mojave Desert, Sheep Hole Mountains, south side of Sheep Hole Pass, canyon east of the highway c. 0.6 mi. south of microwave tower 750 Comment
  UCR116730  Achyronychia cooperi A. C. Sanders, P. J. MacKay 2001-4-14 24015 San Bernardino South Central Mojave Desert, Hwy 62 at Ironage Rd., east of 29 Palms on south side of Dale Dry Lake 404 Comment
  UCR118301  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 1998-4-19 3352 San Bernardino Mojave Desert, northwest side of East Cronese Lake, about 15 miles west of Baker 335 Comment
  UCR120083  Achyronychia cooperi Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-21 4922 Imperial Sonoran (Colorado) Desert, Davies Valley Area: south of Ocotillo and south of Hwy 98 150 Comment
  UCR120525  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 2001-3-17 6275 Imperial Colorado Desert., Small canyon parallel to and south of I-8, 2.1 mi east of Sidewinder Rd. 76 Comment
  UCR122304  Achyronychia cooperi June Latting 1973-2-18 s.n. Imperial Sonoran (Colorado) Desert, Yuha Desert, sand pit area on Yuha Cutoff, Hwy 98, west of Calexico 30 Comment
  UCR122659  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 1998-3-16 2855 San Bernardino Mojave Desert, north of Calif. Hwy 62 between Joshua Tree and 29 Palms; north on Leer Ave and 0.9 mile E on Amboy Rd. 732 Comment
  UCR123832  Achyronychia cooperi Steven R. Hill, K. Kramer 2001-4-27 33492 Riverside Sonoran (Colorado) Desert, N side of Route I-10, W side of Coachella Canal, about 0.1-0.2 mi north of interstate highway, 3 mi east of Indio 9 Comment
  UCR123982  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 2001-3-30 6389 San Bernardino Mojave Desert, CA Hwy 62, 16.2 mi east of Utah Trail (Twentynine Palms) near Dale Lake 366 Comment
  UCR126431  Achyronychia cooperi T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 56 Riverside Coachella Valley, 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills, W edge of Coachella Canal 9 Comment
  UCR132854  Achyronychia cooperi Kent Beaman 1983-4-9 08 Riverside Sonoran (Colorado) Desert, mouth of Box Canyon along the road, Mecca Mud Hills, south of Indio 61 Comment
  UCR134609  Achyronychia cooperi Marisa Sripracha, Kyle Boyd 2004-2-14 032 Riverside Sonoran (Colorado) Desert, Myoma, on the Thousand Palms Preserve, near the palm oasis just off Thousand Palms Drive 190 Comment
  UCR134733  Achyronychia cooperi June Latting 1958-4-6 245 San Bernardino Mojave Desert, Old Dale Road, 8 miles southeast of 29 Palms 488 Comment
  UCR141141  Achyronychia cooperi June Latting 1973-4-14 s.n. Riverside Sonoran (Colorado) Desert, south entrance to Joshua Tree National [Park] Monument, alluvial slopes south of Cottonwood Mtns. 579 Comment
  UCR145094  Achyronychia cooperi A. C. Sanders, P. J. MacKay, Tim Thomas 2004-10-17 28929 San Bernardino Southern Mojave Desert, Johnson Valley, wash below Ruby Canyon in the Bighorn Mtns., above Old Woman Springs Rd. 0.1 mi. west of Valley Vista Rd. 921 Comment
  UCR145122  Achyronychia cooperi A. C. Sanders, Mark A. Elvin 2004-10-10 28965 San Bernardino Southern Mojave Desert, south end of the Sheephole Mtns. along Hwy 62, 2.8 miles west of Clarks Pass, 26.2 miles east of Utah Trail in Twentynine Palms 530 Comment
  UCR148338  Achyronychia cooperi John F. Green 2005-1-12 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR148859  Achyronychia cooperi S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  UCR158794  Achyronychia cooperi A. C. Sanders, J. Andre , P. J. MacKay, Tim Thomas & CNPS Fld Trip 2005-2-26 29078 San Bernardino Sonoran (Colorado) /Mojave Desert transition, along jeep road c. 0.5 mi. north of Hwy 62 at the south tip of the Calumet Mtns., north of the Coxcomb Mtns., east side of 558 m hill 488 Comment
  UCR163923  Achyronychia cooperi A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29131 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  UCR164624  Achyronychia cooperi Jim Andre 1998-4-12 3633 San Bernardino Mojave Desert, Along poleline Rd 2 mi east of Ludlow 671 Comment
  UCR164926  Achyronychia cooperi John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  UCR165472  Achyronychia cooperi John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 9 and 10, c. 4 miles NW of Niland 15 Comment
  UCR166010  Achyronychia cooperi Nathan Moorhatch 2005-2-17 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, east edge of Santa Rosa Mtns., La Quinta, west of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 37 Comment
  UCR166539  Achyronychia cooperi Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10877 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCR167224  Achyronychia cooperi John F. Green 2005-3-4 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, east of Salton Sea, c. 4 mi N of Niland, just SW of Coachella Canal siphon 11, badlands above wash 24 Comment
  UCR167274  Achyronychia cooperi John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 10 and 11, c. 4.5 miles N of Niland 30 Comment
  UCR167389  Achyronychia cooperi John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  UCR1682  Achyronychia cooperi William R. Bowen 1962-4-12 026 Imperial Sonoran (Colorado) Desert, Near NE base of Signal Mt. on US - Mexico border 0 Comment
  UCR17546  Achyronychia cooperi M. J. Arbaugh 1978-4-29 s.n. Riverside Western Colorado Desert, 8 mi north of Mecca on Painted Canyon Rd. Comment
  UCR183247  Achyronychia cooperi Jim Andre, T. La Doux 2006-3-30 7600 San Bernardino Northeastern Mojave Desert, west side of Dumont Dunes area along Hwy 127 at the Amargosa River crossing 130 Comment
  UCR196406  Achyronychia cooperi Naomi Fraga, Aydee Virgen 2005-2-23 1447 San Bernardino East Mojave Desert, north of Dumont Dunes, off of Dumont Dunes Road, east of Hwy 127 220 Comment
  UCR200456  Achyronychia cooperi Jim Andre, T. La Doux, G. L. Clifton 2008-1-10 9443 San Bernardino Mojave Desert, Devil's Playground, south end of Old Dad Mountain. Large sandy wash (lower Jackass Canyon Wash) bissected by transmission line corridors 605 Comment
  UCR200544  Achyronychia cooperi Jim Andre, T. La Doux 2008-1-12 9323 San Bernardino Mojave Desert, low dunes, c. 0.5 mi southwest of Amboy Road on south margin of (historic) Bristol Dry Lake 190 Comment
  UCR203303  Achyronychia cooperi Jim Andre 2008-2-9 9756 San Bernardino Mojave Desert, Bristol Mountains, north side of railroad tracks at Bish Mountain, the reddish brown cinder cone c. 9.5 mi west of town of Amboy, just 1/2 mile north of Route 66 (National Trails Highway) 338 Comment
  UCR203940  Achyronychia cooperi A. C. Sanders, Jim Andre 2009-3-13 36364 San Bernardino Mojave Desert, old volcanic cinder mine site (c. 1955) on south side of Dish Hill, north of National Trails Hwy c. 1 mile NE of East Siberia siding, c. 12 miles west of Amboy via the highway 343 Comment
  UCR20762  Achyronychia cooperi A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1298 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  UCR214874  Achyronychia cooperi A. C. Sanders 2010-3-15 37388 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  UCR215004  Achyronychia cooperi T. B. Salvato 2010-4-20 4069 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 Comment
  UCR216066  Achyronychia cooperi Helen Kennedy, Fred R. Ganders 2008-4-11 6270 San Bernardino Mojave Desert, 1.3 miles west of junction of Amboy Road with Ironage Road, sandy wash on south side of Amboy Road 366 Comment
  UCR226222  Achyronychia cooperi Jim Andre 2011-4-9 16325 San Bernardino Mojave Desert, Cadiz Basin, west side of Cadiz Dunes, along north-south trending dirt road, c. 15 mi south southwest of Chambliss (at US 66), 8 mi west of Cadiz Road 176 Comment
  UCR226228  Achyronychia cooperi Jim Andre, Rob Fulton 2011-3-3 16302 San Bernardino Mojave Desert, Mojave National Preserve, southern end of Soda Lake Basin, 13.9 mi south of Zzyzx Desert Studies Center(CSU) c. 5 mi east of Crucero, along north side of RR tracks 293 Comment
  UCR226631  Achyronychia cooperi Jim Andre, Glenn L. Clifton 2011-2-21 15877 San Diego Sonora (Colorado) Desert, Borrego Desert, along Hwy S-22, 15.3 mi east of Borrego Springs, at base of Smoke Tree Canyon 268 Comment
  UCR226905  Achyronychia cooperi Jim Andre 2011-3-31 16501 San Bernardino Mojave Desert, west margin of East Cronise Lake, 2.0 mi north of Hwy I-15 322 Comment
  UCR244307  Achyronychia cooperi Jim Andre 2012-4-15 20853 Riverside Sonoran (Colorado) Desert, west end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10 395 Comment
  UCR244903  Achyronychia cooperi Jim Andre 2011-5-1 21174 San Bernardino Eastern Mojave Desert, Mojave National Preserve; Kelso Dunes, 0.1 mi. north of RR tracks, 5.5 mi. west of Kelso 601 Comment
  UCR245245  Achyronychia cooperi Jim Andre 2012-3-19 21338 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley along unnamed dirt road 0.3 mi. N. of Hwy 177, 5.7 mi. NE of junction with I-10 freeway 157 Comment
  UCR246529  Achyronychia cooperi Frank B. McMurry 1943-1 1340 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  UCR263652  Achyronychia cooperi David Fraker, Aaron C. Sedgwick 2012-3-22 13 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, south of Joshua Tree National Park on both sides of Hwy 177, c. 5 miles north of I-10, c. 3 miles south of the Desert Lily Sanctuary 183 Comment
  UCR269618  Achyronychia cooperi A. C. Sanders, Jim Malusa 2016-3-14 42170 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd., 1.92 km NE of Siphon 8 on the Coachella Canal, NE of Slab City 51 Comment
  UCR272211  Achyronychia cooperi Thomas R. Stoughton, Sarah J. De Groot 2016-2-25 2134 San Bernardino Western Mojave Desert, area of Amboy Crater National Landmark 213 Comment
  UCR275967  Achyronychia cooperi Jim Andre, Tasha La Doux 2016-2-17 33963 Inyo Death Valley, south end of the valley in Death Valley National Park along Badwater Road, 29 miles south of Furnace Creek, c. 10 miles south of Badwater, western base of Black Mountains -65 Comment
  UCR278753  Achyronychia cooperi Onkar Singh, B. Huttar 2015-3-14 5088 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  UCR279083  Achyronychia cooperi A. C. Sanders, Jim Malusa 2017-3-10 42788 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, edge of U.S. Navy Aerial Gunnery Range above Ted Kipf Rd., north of Tortuga Siding 88 Comment
  UCR279546  Achyronychia cooperi A. C. Sanders, Jim Malusa 2017-3-27 43131 Riverside Sonoran (Colorado) Desert, NW edge of Chocolate Mountains, lower Salt Creek on the illegal OHV road from the Coachella Canal to the trestle, inside Navy Aerial Gunnery Range 44 Comment
  UCR30097  Achyronychia cooperi George K. Helmkamp 1983-4-5 483 37 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  UCR32918  Achyronychia cooperi B. A. Prigge 1978-4-22 2570 San Bernardino Eastern Mojave Desert, Budweiser Valley, 12.7 mi west of Kelbaker Rd. on powerline road 550 Comment
  UCR33064  Achyronychia cooperi James Henrickson 1978-5-12 17050 San Bernardino Central Mojave Desert, c. 42 mi NE of Barstow at Bitter Springs, Fort Irwin Military Reservation, c. 23 mi east of headquarters 427 Comment
  UCR33065  Achyronychia cooperi James Henrickson 1978-5-12 16992 San Bernardino Central Mojave Desert, c. 33 air mi NE of Barstow, 3-3.6 mi SE of Fort Irwin Headquarters at S end of Tiefort Mtns [toward Garlic Spring] 732 Comment
  UCR33657  Achyronychia cooperi Faulkner 1978-3-30 411 Riverside Sonoran (Colorado) Desert, 1 mi north of Riverside Mtns., bench area, 4 mi south of Vidal 146 Comment
  UCR3456  Achyronychia cooperi Tom Painter 1964-4-12 41264- 6 San Diego Sonoran (Colorado) Desert, Bottom of 'Borrego Bowl', c. 5 mi north of Borrego Springs 305 Comment
  UCR41475  Achyronychia cooperi A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6161 Imperial Sonoran (Colorado) Desert, East Mesa, east end of Montgomery Rd. at the Coachella Canal, c. 1.25 mi NW of Mammoth Wash crossing of the canal 27 Comment
  UCR60790  Achyronychia cooperi Steve Boyd, Orlando Mistretta 1986-3-13 1405 Riverside Sonoran (Colorado) Desert, Palen Mtns: NE of Desert Center, junction of Parker Dam Road and 'Palen Road' (road going through pass between Palen and Granite Ranges) 244 Comment
  UCR69752  Achyronychia cooperi B. G. Pitzer 1991-6-5 1753 San Bernardino Mojave Desert, Surprise Spring, Twentynine Palms Marine Corps Base, Sand Hill Range in SW corner of Base 686 Comment
  UCR70013  Achyronychia cooperi B. G. Pitzer 1991-5-23 1667 San Bernardino Mojave Desert, Twentynine Palms Marine Corps Base, 'Sand Hill' Artillery Range, c. 6.5 km (air) SW of Surprise Spring, and 9 km (air) east of Landers, at Tortoise Study Plot 2 795 Comment
  UCR72517  Achyronychia cooperi B. G. Pitzer 1991-6-13 1779 San Bernardino Mojave Desert, 29 Palms Marine Corps Base, 'Unnamed' Artillery Range, Bullion Wash, c. 12 air km NNE Surprise Spring, 2 air km north of Gypsum Ridge; c. 10 km (air) east of Hidallgo Mtn 673 Comment
  UCR73882  Achyronychia cooperi B. G. Pitzer, S. Bliss, K. B. Barrows, C. Sylber 1991-5-20 1608 San Bernardino Mojave Desert, Twentynine Palms MCAGCC, Emerson Lake Artillery Range, just east of Los Padres Mine, c. 4.5 air km south of Emerson Dry Lake & 9 air km SE of summit of Hidalgo Mtn 732 Comment
  UCR85253  Achyronychia cooperi A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16187 Riverside Western Colorado Desert, Coachella Valley, Willow Hole, 4 miles south of Desert Hot Springs. 213 Comment
  UCR86168  Achyronychia cooperi A. C. Sanders, P. MacKay, A. Knapp, D & S. Kaufman 1995-4-9 16412 San Bernardino Mojave Desert, Pisgah Crater, 2.1-2.6 miles east of Pisgah Crater Road, c. 45 miles ESE of Barstow, south of frontage road at bend 660 Comment
  UCR86313  Achyronychia cooperi Scott D. White 1995-4-12 2847 San Bernardino Southeastern Mojave Desert, Ironage Rd., about 2 mi north of State Route 62 Comment
  UCR86424  Achyronychia cooperi B. G. Pitzer, S. Bliss 1991-5-27 1714 San Bernardino Mojave Desert, Twentynine Palms Marine Corps Base, 'Cleghorn Pass' Artillery Range, Bullion Mountains, at boundary of base, c. 5.5 km south of Cleghorn Pass and 8 km north of Valley Mountain 610 Comment
  UCR86430  Achyronychia cooperi B. G. Pitzer, S. Bliss, C. Sylber 1991-5-19 1602 San Bernardino Mojave Desert, 29 Palms Marine Corps Base, 'Emerson Lake' Artillery Range. Base of Hidalgo Mtn., on W side, 5.5 air km south of Quackenbush Dry Lake, 1.5 air km NE of Crystal Mine and c. 3.5 air km SE of extreme SE tip of Emerson Dry Lake 732 Comment
  UCR89927  Achyronychia cooperi Ed LaRue, S. Dougherty 1995-4-19 s.n. San Bernardino NE Mojave Desert, Salt Creek, at the base of the Salt [Spring] Hills, c. 45 km north of Baker, c. 0.5 km north of Hwy 127 250 Comment
  UCSB10041  Achyronychia cooperi Haller, John 1958-3-22 Riverside On Hwys. 60-70; 11 miles W of Desert Center; 12.8 miles E of Box Canyon Rd. junc. (Calif. 195) Comment
  UCSB1843  Achyronychia cooperi Long, Frances 1939-12-31 Imperial Salton Sea Comment
  UCSB1844  Achyronychia cooperi Beeks, Richard 1952-4-5 Riverside 12 miles E of Shaver Summit Comment
  UCSB1845  Achyronychia cooperi Kamb, Peter 1948-4-11 Riverside Lower Sonoran Zone; Aqueduct Road 5 mi. east of Garnet; Coachella Valley 304 Comment
  UCSB23492  Achyronychia cooperi Keefe, Joseph 1967-1-2 Riverside Campground; Salton Beach Park; northeast end of Salton Sea; southeast of Mecca -36 Comment
  VVC165  Achyronychia cooperi F. Zaebst 1954-2-3 s.n. Riverside Colorado Desert, On gas pipe rd. 1.8 miles E of Jct w US 60, 8.2 mi E of Desert Center 246 Comment
  VVC2983  Achyronychia cooperi Tim Thomas, G Rink, A Schuab 2014-3-24 6186 San Bernardino Mojave Desert, Alluvial fan 1.3 mi SW of Galway Dry Lk 861 Comment
  CAS-BOT-BC384691  Achyronychia cooperi Percy Train 1937-3-23 s.n. Inyo Death Valley Region. Wingate Wash, S. end Panamint Range 243 Comment
  CAS-BOT-BC384692  Achyronychia cooperi Frank W. Gould 1940-3-23 929 Inyo Southern end of Death Valley National Monument near main road junction. Altitude approximately sea-level Comment
  CAS-BOT-BC384693  Achyronychia cooperi C. L. Hitchcock 1940-4-17 6096 Inyo Ca. 10 miles north of Saratoga Springs, Death Valley Comment
  CAS-BOT-BC384694  Achyronychia cooperi Frederick V. Coville; Frederick Funston 1891-3-24 473 Inyo Death Valley 90 Comment
  CAS-BOT-BC384697  Achyronychia cooperi Rixford 1892-5-1 s.n. Inyo Inyo Comment
  GH589715  Achyronychia cooperi C. C. Parry 1876-1-1 28 Unknown San Bernardino Mts Comment
  GMDRC106  Achyronychia cooperi S. F. Warrick 1978-4-16 22 San Bernardino Granite Mountains: In coarse sand on open bajada at mouth of Willow Spring Basin, c. 3600 1098 Comment
  GMDRC488  Achyronychia cooperi J. Andre 1998-3-22 3703 San Bernardino Mojave National Preserve: 1 mi. S. of I-40, just E. of Kelbaker Rd., Marble Mtns., ca. 2,700 823 Comment
  JOTR01015  Achyronychia cooperi Cole, James E. 1941-5-18 741 San Bernardino Joshua Tree National Park. NORTH EDGE OF T1S, R10E, SBM 518 Comment
  NY342324  Achyronychia cooperi J. G. Cooper 1860-1 s.n. Unknown Near Fort Mohave Comment
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Jan 9 2016
  RSA0042608  Achyronychia cooperi Doris Bowers 1974-5-4 2248 San Diego Flat above Pipeline and campground on Coyote Creek, Anza Borrego State Park. 335 Comment
  RSA0042849  Achyronychia cooperi Tasha La Doux, Jim Andre 2010-4-2 669 San Bernardino Joshua Tree National Park; approx. 1.5 mi. SSW of Clarks Pass (Hwy 62). 596 Comment
  RSA0056197  Achyronychia cooperi Keith E. Hoffmaster 1935-3-31 581 Riverside Palm Springs. Comment
  RSA0065576  Achyronychia cooperi Jack Erspamer 1966-03 s.n. San Diego Vallecitos. Comment
  RSA0073149  Achyronychia cooperi R. F. Thorne, R. Rutherford 1964-4-11 33624 a Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region: Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA15813  Achyronychia cooperi C. B. Wolf 1935-4-30 6617 Inyo Death Valley region, Armargosa River, West of Valley Springs. Comment
  RSA25307  Achyronychia cooperi C. L. Hitchcock 1940-4-17 6096 Inyo ca. 10 miles north of Saratoga Springs, Death Valley. Comment
  RSA277682  Achyronychia cooperi Richard L. Zembal 1978-5-7 200 Inyo China Lake Naval Weapons Center. Vicinity of Coso Hot Springs. Just south of Coso rd, .5 miles E of Devil s Kitchen. 1220 Comment
  RSA423482  Achyronychia cooperi Christopher Davidson 1973-3-9 1671 Inyo Junction of East- and Westside Rds. (40 miles S of Furnace Cr Inn) on St 178, near Scotty s Canyon & Ashford Milll Ruins. 30 Comment
  RSA423483  Achyronychia cooperi Percy Train 1937-3-23 s.n. Inyo Wingate Wash, S. end of Panamint Range. 244 Comment
  RSA621180  Achyronychia cooperi Mary DeDecker 1978-4-11 4509 Inyo Panamint Valley: South end; near exit of Goler Wash Road. 339 Comment
  SD1648  Achyronychia cooperi Herb. Brandegee Unknown Unknown Desert Southern California Comment
  SEINET11942722  Achyronychia cooperi S. B. Parish, Parish, W. F. 219 Unknown Comment
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Aug 6 2019
  SEINET11942723  Achyronychia cooperi E. A. Purer 1935-1 6367 San Diego Carrizo, Colorado Desert Comment
  SEINET12558044 Image available Achyronychia cooperi Robert F. Thorne, C. W. Tilforth; A. Shmida; B. Prigge 1978-1 51140 San Bernardino Mojave Desert, Granite Mts.: Bull Canyon and wash, NNW side of Granite Mts., S of Kelso Dunes 732 Comment
  SEINET12558045 Image available Achyronychia cooperi Mary F. Spencer 1920-1 1436 Riverside Palm Springs, Colorado Desert 122 Comment
  SEINET12558046 Image available Achyronychia cooperi Frank W. Gould 1940-1 929 Inyo Southern end of Death Valley National Monument near main road junction Comment
  SEINET12976315  Achyronychia cooperi Ronald L. Hartman 1978-5-5 5177 San Bernardino Frontage road 16 mi E of Yermo. Comment
  SEINET3481137  Achyronychia cooperi Unknown 1937-3-23 568 Inyo South end Panamint Range, South end Panamint Range, Wingate Wash 240 Comment
  SEINET5334408  Achyronychia cooperi G. H. True Jr. 1977-1-11 8112 San Diego Font's point wash, ca. 3 mi. north of Borrego Springs near Borrego Badlands. 244 Comment
  SEINET5334410  Achyronychia cooperi N. H. Holmgren, Patricia Kern Holmgren; Ruth E. Kern 1973-3-22 6469 Riverside Rice Valley, 7 miles south-southwest of Rice. 274 Comment
  SEINET7040082  Achyronychia cooperi A. G. Vestal 1963-6-4 s.n. Shasta Along Cottonwood Creek at Junction with Bowman Road [Foster Road]. Ono Quad. UTM Zone 10, 540150mE, 447171mN. Comment
  UCD97885  Achyronychia cooperi Richard W. Bushing 1957-4-20 1035 San Diego Borrego Springs. 0 Comment
  UCD97897  Achyronychia cooperi W. W. Robbins 1939-12-24 s.n. San Diego SE part of county. Comment
  UCSB47080  Achyronychia cooperi Hobbs, R. 1977-5-30 Kern On Highway 14; 2 miles south of southern boundary of Redrock Canyon 792 Comment
  UCSB71656  Achyronychia cooperi Keefe, Joseph 1967-2-26 San Diego 3 miles north of Christmas traffic circle; on Borrego Springs Road; Borrego Springs 179 Comment



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