Search Results — 2000 specimen records retrieved (1919 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229307  Abronia villosa C. L. Hitchcock 1966-3-19 24275 Imperial 9 mi. e. of Holtsville [Holtville] Comment
  HSC16143  Abronia villosa C. L. Hitchcock, C. V. Muhlick 1964-3-19 23141 Imperial 8 mi. S of Ocotilla Well, on road to Fish Lake. Comment
  JEPS61229  Abronia villosa W. S. Childs 1920-5-4 Imperial Brawley Comment
  JEPS61230  Abronia villosa W. S. Childs 1924-5-1 Imperial Brawley Comment
  POM47415  Abronia villosa P. A. Munz 1924-2-23 7812 Imperial 25 miles E. of Holtsville. Comment
  RSA229852  Abronia villosa Ruth Wilson 1968-3-22 1045 Imperial at the edges of the Sand Hills dunes but not in the deeper more actively moving sands. Where Hwy S58 crosses the Coachella Canal. Comment
  RSA48300  Abronia villosa E. K. Balls 1949-4-3 12935 Imperial Near Grays Well on Highway 80 between Holtville and Yuma, Colorado Desert. 76 Comment
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Oct 19 2007
  RSA767528  Abronia villosa J. Mark Porter 2003-4-10 13491 .23 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
  RSA0024965  Abronia villosa var. villosa Jim Andre 2013-3-3 23981 Imperial Along Frontage Rd. at RR tracks, just N of I-8, just west of Winterhaven, approx. 3 miles NW of Yuma, AZ. 40 Comment
  RSA461208  Abronia villosa var. villosa H. de Forest, Jack Rempel 1932-12-18 16326 Imperial 6.5 miles east of Niland. Comment
  UCR33577  Abronia villosa var. villosa Sears 1978-3-15 750 Imperial Sonoran (Colorado) Desert, 0.5 mi. west of Brock Research Station Experimental Farm #2. 40 Comment
  RSA696958  Acacia greggii LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1234 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SEINET894256  Acacia greggii Steven P. MacLaughlin, Janice E. Bowers 1984-1 2806 Imperial 3 miles W of Colorado River on road to Ferguson Lake 76 Comment
  RSA167550  Acacia greggii var. arizonica R. F. Thorne, Robert L. Rutherford 1964-4-11 33633 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA414897  Acacia greggii var. arizonica H. de Forest 1924-4-14 s.n Imperial Shore of Salton Sea. Comment
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Oct 23 2012
  UCR269854  Acamptopappus sphaerocephalus A. C. Sanders, Jim Malusa 2016-3-17 42350 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench just inside Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. 1.2 km east of Surveyors Pass 629 Comment
  RSA416164  Acamptopappus sphaerocephalus var. sphaerocephalus M. B. Dunkle 1935-4-17 4569 Imperial E of Beal Well Comment
  RSA788537  Achnatherum coronatum Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3516 Imperial The Jacumba mountains, above the Valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile north of the U.S./Mexico border. 1280 Comment
  RSA0121528  Achnatherum hymenoides Duncan S. Bell 2013-3-24 4612 Imperial The eastern base of the Jacumba Mountains; in Palm Canyon Wash approximately 6.25 air miles southwest of the town of Ocotillo and about 0.25 air mile east of the boarder of Anza-Borrego Desert State Park. 405 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
  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
  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
  RSA0121517  Acmispon heermannii var. heermannii Roxana S. Ferris 1928-4-18 7097 Imperial 3 miles from Mountain Springs on Coyote Wells Road. Comment
  SD159002  Acmispon strigosus Jon P. Rebman 2001-3-14 7119 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  SD200010  Acmispon strigosus Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16344 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides 39 Comment
  SD200412  Acmispon strigosus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16731 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
  CDA6750  Acroptilon repens G. D. Barbe, L. Pineda 1972-5-11 930 Imperial Southeast corner, Wormwood 50, southwest of El Centro. 0 Comment
  RSA615176  Adenophyllum porophylloides Jon P. Rebman, Maggie Loy 1996-10-25 3688 Imperial Smuggler's Cave area: mountains southeast of In-ko-pah Gorge (= Jacumba Mtns), and east of Jacumba. 1030 Comment
  SD250425  Adenophyllum porophylloides A. C. Sanders, Jim Malusa 2015-3-8 41345 Imperial Sonoran (Colorado) Desert: Salvation Pass in the Chocolate Mountains, small side canyon south of the main wash, US Navy Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 353 Comment
  UCR211969  Adenophyllum porophylloides Jon P. Rebman, Guy L. Fleming, W. Schmidtmann 2009-3-12 16488 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 6 (SP46,Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides and mesas 100 Comment
  UCR266746  Adenophyllum porophylloides A. C. Sanders, Jim Malusa 2016-1-23 41967 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well 473 Comment
  CAS-BOT-BC101832  Agave deserti M. F. Spencer 1919-5-1 1150 Imperial Near El Centro, Imperial Valley Comment
  SEINET3026553  Agave deserti Marc A. Baker, Michelle Cloud-Hughes 2011-12-14 17478 Imperial Carrizo Mountain Quadrangle, zone 11 0583950mE 3630000mN NAD83, 30m east of the San Diego County line, 8.5km WSW of Carrizo Mountain, just south of the Coyote Mountains, 13km NW of Ocotillo 280 Comment
  UCD104607  Alhagi maurorum P. B. Kennedy 1924-2-18 s.n. Imperial Fonda, near Calipatria, Imperial Valley. Comment
  RSA0014949  Aliciella latifolia Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4543 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  SD181422  Aliciella latifolia LeRoy Gross, Valentin Arvizu, et al. 2004-5-13 1289 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region: Chocolate Mountains, north of Lion Head Mountain near Beal Well. 399 Comment
  UCR269642  Aliciella latifolia A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42195 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  SBBG35735  Aliciella latifolia subsp. latifolia D. Myrick 1966-4-4 1364 Imperial Vincent Ranch, ca. 25 mi NE of Glamis, off Hwy 78 Comment
  CAS-BOT-BC175368  Allenrolfea occidentalis S. B. Parish 8071 Imperial Salton Bridge, near Durmid Comment
  RSA101735  Allenrolfea occidentalis R. Weatherby 1950-3-4 1042 Imperial Shores of Salton Sea Comment
  RSA289321  Allenrolfea occidentalis Charles Convis 1980-4-9 142 Imperial Colorado Desert, Western Salton Basin, 27 km. due WNW of Westmorland, Ca. Carrizo Wash ca. 1 km S. of confluence with San Felipe Creek. -30 Comment
  SD173174  Allenrolfea occidentalis Larry Hendrickson, L. Louise Jee 2005-6-24 2446 Imperial California State Lands Commission property. Palm Wash, Four Palms Spring; approx. 3.0 air miles SW of hwy. 86 and .75 air mi. north of hwy. S-22 (Borrego-Salton Seaway). 25 Comment
  SD72203  Allenrolfea occidentalis C. W. Tilforth 1967-2-11 107 Imperial Colorado Desert, east of Salton Sea, in a wet alkaline area of a natural spring with running water, below sea level. Comment
  UC1073264  Allenrolfea occidentalis George B. Rossbach 1955-4-23 253 Imperial n.w. shore Salton Sea; n.w. Imperial Co., Salton Sea -73 Comment
  UCD97383  Allenrolfea occidentalis Malcolm A. Nobs; S. Galen Smith 1948-9-4 529 Imperial Imperial Valley. National Waterfowl Refuge, 5 miles north of Westmoreland. Comment
  UCR108065  Allenrolfea occidentalis Jon P. Rebman, Maggie Loy 1996-10-25 3717 Imperial Sonoran (Colorado) Desert, South of Seeley, at Fig Lagoon -15 Comment
  RSA0012779  Allionia incarnata Duncan S. Bell, Kim Clark, Megan Ferguson, Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4574 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA124795  Allionia incarnata E. K. Balls, P. C. Everett 1957-11-5 22764 Imperial On road NE from Niland to Beal Well 122 Comment
  SEINET1939464  Allionia incarnata A. M. Phillips, B. 1978-12-26 78 -781 Imperial Southeast end of Chocolate Mtns, 11miles NE of Glamis, roadside along highway ca-78 Comment
  UCR101076  Allionia incarnata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2903 Imperial Sonoran (Colorado) Desert, 7 mi. north of Winterhaven on Picacho Rd & 1.7 mi. E on powerline rd. 198 Comment
  UCR58435  Allionia incarnata Robert McKernan 1989-9-29 s.n. Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 8 km east of Pegleg Well; impact area 'runway Comment
  UCR99996  Allionia incarnata B. G. Pitzer 1997-10-18 3309 Imperial Sonoran (Colorado) Desert, Hwy 78, 7.1 road mi. south of town of Palo Verde and c. 5.4 mi. north of Walter's Camp Road 91 Comment
  UCR264766  Allionia incarnata var. incarnata Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-25 28795 Imperial Sonoran (Colorado) Desert, vicinity of Hauser Geode Beds, west of Milpitas Wash Road, west of Hwy 78, southwest of Palo Verde & SW of the Palo Verde Mountains 260 Comment
  SD190658  Allionia incarnata var. villosa Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3214 Imperial Picacho State Recreation Area. Bear Canyon, near dry fall and plunge pool. ca. 1.5 miles SW of Colorado River. 266 Comment
  RSA0104650  Amaranthus albus Duncan S. Bell, Evan Meyer 2015-5-5 8197 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
  SD139710  Amaranthus albus Jon Rebman, Maggie Loy 1996-10-27 3748 Imperial S of Palo Verde: Palo Verde Valley area: along agricultural fields just west of the Colorado River 4 Comment
  OBI5698  Amaranthus palmeri Carl B. Wolf 1928-6-23 2280 Imperial 6 mi E of Holtville Comment
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Jan 21 2014
  SD21499  Amaranthus palmeri Frank F. Gander 1938-5-20 5742 Imperial Brawley. (IPB 10/07) Comment
  UCD97502  Amaranthus palmeri R. N. Raynor 1941-7-24 s.n. Imperial Brawley, Imperial Valley. Comment
  RSA9295  Amaranthus palmeri C. B. Wolf 1928-6-23 s.n. Imperial 6 miles east of Holtville. Comment
  CAS-BOT-BC22393  Ambrosia dumosa C. B. Wolf 1931-3-14 1890 Imperial 5 miles west of Coyote Wells on road to Mountain Springs, Colorado Desert 152 Comment
  HSC30137  Ambrosia dumosa A. M. Montalvo, J. D. Ackerman 1974-3-27 160 Imperial 4 mi. W of 1000 ft. marker on westbound Hwy. 8. Mountain Springs Grade W of Ocotillo Wells; Colorado desert Comment
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Oct 23 2012
  LA94845  Ambrosia dumosa T. A. Geissman; TAG- 4166 -FDC Imperial on US 80, about 20 mi. W of Yuma, at rest area Comment
  POM6872  Ambrosia dumosa Philip A. Munz, L. T. Street, Williams 1919-3-26 2352 Imperial Near Salton Sea. -46 Comment
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Oct 23 2012
  RSA0027623  Ambrosia dumosa Deidre Conocchioli, Billy Sale 2013-10-23 112 Imperial North of Yuha Desert. From El Centro: Take I-8 W for 13.3 miles. Exit at Dunaway Rd, turn right onto Dunaway road and continue for 0.7 miles to collection site on west side of road. 2 Comment
  RSA26830  Ambrosia dumosa I. L. Wiggins 1941-3-25 9622 Imperial 8.7 miles northeast of niland, on road to Beal Well and Blythe. Comment
  RSA416977  Ambrosia dumosa M. B. Dunkle 1932-3-26 2950 Imperial Kane Springs Comment
  RSA697283  Ambrosia dumosa LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1237 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  RSA746439  Ambrosia dumosa G. Gust, L. Nye 2005-3-3 455 Imperial BLM land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. 159 Comment
  SBBG87795  Ambrosia dumosa A. C. Sanders 1986-3-8 6153 Imperial N end of Algodones Dunes, East Mesa at E end of Montgomery Rd, ca. 1 mi E of Highline Canal.; T12S, R15E, NE 1/4 of SE 1/4 S2 18 Comment
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Nov 13 2011
  SD191759  Ambrosia dumosa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14458 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), in Grave Wash, Site ENCFRU in arroyo bottom and surrounding embankments 0 Comment
  SD199779  Ambrosia dumosa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16210 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), vicinity of Palm Wash, Site ASTCRO in sandy arroyo bottom and surrounding rocky, mud embankments 54 Comment
  SD201054  Ambrosia dumosa Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3166 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 21 (SP21), in Palm Wash, site ISOACR, in wash. 42 Comment
  SD8857  Ambrosia dumosa Daniel Cleveland 1885-6-25 Imperial Mountain Springs Grade. Comment
  SEINET10887038  Ambrosia dumosa Greg Gust, Leith Nye 2005-3-3 Gust 455 Imperial BLM Land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. Desert Scrub. 159 Comment
  UCD128792  Ambrosia dumosa C. L. Hitchcock; C. V. Muhlick 1962-3-18 22232 Imperial 9.2 miles east of Glamis on road to Blythe. Comment
  UCD83505  Ambrosia dumosa Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5845 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  UCR109566  Ambrosia dumosa R. D. Goeden, Don W. Ricker 1970-4-7 s.n. Imperial Sonoran (Colorado) Desert, c. 6 miles NW of Ocotillo, 0.9 mi. south of Hwy S2 at county line 305 Comment
  UCR41822  Ambrosia dumosa A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6290 Imperial Peninsular Range/ Sonoran (Colorado) Desert, South side of old highway at Mountain Springs Road exit from Hwy I-8, c. 1/3 mile east of town of Mountain Springs, at head of Myer Creek 673 Comment
  IRVC4637  Ambrosia ilicifolia Carl Epling, Wm. Robison 1933-2-17 s.n. Imperial Signal Mountains Sonoran Desert Comment
  RSA1799  Ambrosia ilicifolia C. B. Wolf 1931-5-29 1102 Imperial Wash at N base of Signal Mt. 30 Comment
  RSA417007  Ambrosia ilicifolia H. de Forest, Jack Rempel 1934-3-29 18634 Imperial Between Cargo Muchacho Mts. and Picacho Peak. Comment
  RSA710773  Ambrosia ilicifolia Jon P. Rebman, Jim Rocks 2005-2-10 10966 Imperial Little Picacho Wilderness Area (BLM property): North of Winterhaven, SW of Colorado River; approximately 18 miles N of S24 on Picacho Road; just south of the Picacho State Recreation Area. 195 Comment
  SD124735  Ambrosia ilicifolia A. C. Sanders, Charlton,Pitzer, Wright 1986-3-10 6267 Imperial North foot of Mount Signal, just north of the international boundary, 1.43 miles west of Mt Signal Road on B.L.M. road Y 2918. Uncommon subshrub along wash. (IPB 10/07) 60 Comment
  CAS-BOT-BC272893  Ambrosia salsola Munz; Street; Williams 1919-3-26 2356 Imperial Near Salton Sea Comment
  UCR260228  Ambrosia salsola A. C. Sanders, Jim Malusa 2015-3-5 41268 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  JEPS121553  Ambrosia salsola var. salsola Adam C. Schneider with Will Freyman 2014-2-15 327 Imperial West of Salton Sea, along Salton Borrego Seaway. Comment
  SD191762  Ambrosia salsola var. salsola Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14597 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
  SEINET3240016  Ambrosia salsola var. salsola Larry Hendrickson, Jon Rebman 2005-1 3143 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 72 Comment
  UCR15934  Ammannia coccinea J. Esparza 1978-10-10 s.n. Imperial Sonoran (Colorado) Desert, Imperial Valley; El Centro, [Meloland] U.C. Field Station -12 Comment
  CDA36703  Ammannia coccinea R. McCanna 1963-8-24 Imperial No other data. 0 Comment
  UCR260299  Amsinckia A. C. Sanders, Jim Malusa 2015-3-8 41350 Imperial Sonoran (Colorado) Desert, mouth of Salvation Pass in the Chocolate Mountains, western foot of the range, US Navy Chocolate Mountains Aerial Gunnery Range 274 Comment
  SD76140  Amsinckia intermedia Helen V. Witham Unknown 788 Imperial near In-Ko-Pah Park, Southwest corner of Imperial County 1200 Comment
  UCR269613  Amsinckia intermedia A. C. Sanders, Jim Malusa 2016-3-7 42123 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  UCD83531  Amsinckia menziesii Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5872 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  CLARK-A1528-7814  Amsinckia tessellata John C. Roos 1949-4-8 4191 Imperial Milpitas Wash Comment
  SEINET12519197  Amsinckia tessellata Steven P. MacLaughlin, Janice E. Bowers 1984-1 2798 Imperial Picacho Peak. Ca. 18 air miles N of Yuma. 366 Comment
  RSA425810  Antirrhinum filipes R. S. Woglum 1940-2-3 2470 Imperial Imperial (north-central) Comment
  RSA0121532  Apiastrum angustifolium F. W. Peirson 1927-4-16 7210 Imperial Foot of Mountain Springs Grade (road, San Diego to El Centro). Comment
  SEINET4560616  Arabis pulchra Duncan S. Bell, Kim Clark, Stacy Goss & Karen Rushiniak 2012-1 3520 Imperial The Jacumba mountains, above the valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile northof the U.S./Mexico border. 1280 Comment
  UC136177  Arabis pulchra T. S. Brandegee Apr 1905 Imperial Mountain Springs Grade to Colorado Desert Mountain Springs Grade Comment
  RSA0129619  Arabis pulchra var. gracilis J. P. Rebman 2001-3-14 7133 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  SEINET7991891  Arabis pulchra var. gracilis Jon P. Rebman 2000-4-21 6578 Imperial In-Ko-Pah Mountains, Jacumba Wilderness Area Comment
  RSA792659  Arctostaphylos glauca Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4425 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  SEINET4560403  Arctostaphylos glauca Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons & Anh Phan 2012-1 4425 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  UCR108075  Arctostaphylos glauca Jon P. Rebman, Maggie Loy 1996-10-25 3686 Imperial Peninsular Range, Smuggler's Cave area: mountains southeast of In-ko-pah Gorge [= Jacumba Mtns], east of Jacumba 1030 Comment
  RSA643308  Argemone munita R. D. Goeden, D. W. Ricker 1978-1-12 s.n. Imperial Colorado Desert: Sandy desert wash [Coyote Wash?], S of Ocotillo 128 Comment
  RSA696646  Argemone munita LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1324 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  UC1040956  Argemone munita Gerald B. Ownbey and Findley Ownbey 1954-5-22 2113 Imperial 0.5 mi sw Beal Well (in broad flat wash between hills (mts.)); Chocolate Mts.; SW of Beal Well, Chocolate Mts., Imperial Co. Comment
  UCR260138  Argemone munita A. C. Sanders, Jim Malusa 2015-3-6 41291 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, middle part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 401 Comment
  CAS-BOT-BC26286  Argemone munita subsp. argentea Gerald B. Ownbey; Findley Ownbey 1954-5-22 2113 Imperial 0.5 mile s.w. of Beal well, in broad, flat wash between desert hills (Chocolate Mts.). Comment
  RSA0004621  Argemone munita subsp. argentea Gerald B. Ownbey, Findley Ownbey 1954-5-22 2113 Imperial 0.5 miles SW of Beal Well, in broad, flat wash between desert hills (Chocolate Mts.). Comment
  CAS-BOT-BC207114  Argythamnia lanceolata Edgar A. Mearns 1894-5-13 3143 Imperial Mountain Spring Comment
  CAS-BOT-BC207116  Argythamnia lanceolata Steve Boyd 1986-2-6 1240 Imperial Large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road, Cargo Muchacho Mountains Comment
  SEINET10565513  Aristida Charles L. Hitchcock, C. V. Muhlick 1962-3-18 Hitchcock 22225 Imperial 9 mi. N.E. of Glamis on road to Blythe. Comment
  JEPS68832  Aristida adscensionis Annie M. Alexander and Louise Kellogg 1939-1-14 285 Imperial 14 mi. s.w. Wiley Well (Little Chuckwalla wash); Little Chuckwalla wash 416 Comment
  SD173283  Aristida adscensionis Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-24 1751 Imperial California State Lands Commission property, in tributary drainage north of Palm Wash, approximately 4.2 air miles west of Highway 89 and 0.9 air miiles north of Highway S-22 (Borrego-Salton Seaway). T10s, R9e, Sec. 20. 50 Comment
  SD243746  Aristida adscensionis Stephen Larson 1983-3-13 Imperial [Locality determined by SDNHM] North of Mountain Springs Comment
  SD254496  Aristida adscensionis A. C. Sanders, Jim Malusa 2016-3-16 42289 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, canyon east of old Niland-Blythe Rd. and powerlines, 2.1 km SW of Surveyors Pass. 598 Comment
  SD254497  Aristida adscensionis A. C. Sanders, Jim Malusa 2015-3-8 41347 Imperial Sonoran (Colorado) Desert: Salvation Pass in the Chocolate Mountains, small side canyon south of the main wash, US Navy Chocolate Mountains Aerial Gunnery Range. 353 Comment
  SEINET13311212  Aristida adscensionis A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2015-9-10 41913 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range. 270 Comment
  SEINET14173431  Aristida adscensionis J. P. Rebman, Adrienne Russell 1997-9-6 4209 Imperial Coyote Mtns., west of Plaster City along Painted Gorge Road c. 4.3 mi north of S-80 Comment
  SEINET212397  Aristida adscensionis N. H. Holmgren, PK Holmgren 1973-3-24 6506 Imperial Palo Verde Mountains along old Palo Verde Road 7 airline miles south-southwest of Palo Verde 244 Comment
  UCD56423  Aristida adscensionis Robert F. Thorne; R. Rutherford 1964-4-11 33629 Imperial Cargo Muchacho Mts., Araz Wash, between Pasadena and Stud Mts. 304 Comment
  UCR108082  Aristida adscensionis Jon P. Rebman, L. Renfro 1997-11-19 4761 Imperial Sonoran (Colorado) Desert, NW of Yuma, east of Ogilby Rd along Indian Pass Rd at Chemgold Company's Imperial Project. Comment
  UCR139106  Aristida adscensionis B. G. Pitzer 1989-4-15 1273 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Gasline Road, 8.1 mi. north of Seal Camp (Siphon 10) 400 Comment
  UCR240052  Aristida adscensionis A. C. Sanders, Mitch Provance 2012-10-19 40444 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., c. 1.2 km SE (138 deg. ) of Raineys Well near low volcanic hills, S of old Bradshaw Trail 511 Comment
  UCR26316  Aristida adscensionis John C. Roos 1949-4-7 4176 Imperial Sonoran (Colorado) Desert, Lower Colorado River Valley, near Winterhaven 40 Comment
  UCR266535  Aristida adscensionis A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41913 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range 267 Comment
  SEINET7595571 Image available Aristida adscensionis Ira L. Wiggins 1937-1 8568 Imperial Palo Verde, 14 miles south of Palo Verde 259 Comment
  RSA191720  Aristida adscensionis var. modesta R. F. Thorne, Robert L. Rutherford 1964-4-11 33629 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains 305 Comment
  RSA336145  Aristida adscensionis var. modesta R. F. Thorne 52127 Imperial W. of Chocolate Mountains: 1 mile E of Coachella Canal and W of Melson Well. Comment
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Feb 1 2018
  UCD56349  Aristida californica R. Tofsrud 1951-6-1 s.n. Imperial A few miles east of Holtville. Comment
  UCR115384  Aristida californica June Latting 1977-12-11 s.n. Imperial Sonoran/Colorado Desert, east side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road 69 Comment
  SEINET10512037  Aristida californica F. R. Fosberg 1932-3-31 Fosberg 7830 Imperial 10 mi. S Holtville. Comment
  POM197436  Aristida californica var. californica Roxana S. Ferris 1928-4-19 7103 Imperial 3 miles from Coyote Wells on the Dixieland Road. Comment
  RSA385022  Aristida californica var. californica H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Highway 80 between Holtville and Algodone [Dunes]. Comment
  UC500779  Aristida californica var. californica Aven Nelson 1930-2-27 11157 a Imperial Yuma-Elcentro; sand dunes Comment
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Dec 16 2014
  CAS-BOT-BC137498  Aristida purpurea var. wrightii Edmund C. Jaeger 1939-1-15 s.n. Imperial North Base, Chocolate Mountains. 274 Comment
  CDA38667  Arthrocnemum subterminale M. Lahti 2012-12-3 PDR# 331 P06141850 Imperial North shore of the Salton Sea, County Park site near Frink Road, approx. 1 mile south of Hwy. 111. 0 Comment
  RSA411798  Arthrocnemum subterminale N. C. Cooper 1942-4-18 610 Imperial Salton Sea, California wash side. Comment
  CAS-BOT-BC222823  Asclepias albicans J. F. Emmel 1970-3-24 233 Imperial Ca. 1 mile above 1000 feet elevation marker on west-bound Interstate Highway 8, Devil's Canyon 426 Comment
  CDA39809  Asclepias albicans T. C. Fuller 1958-3-13 283 -58 Imperial Canyon, 12 miles east of Jacumba, Highway 80. Comment
  SEINET3081815 Image available Asclepias albicans Noel H. Holmgren, Patricia K. Holmgren 1973-3-29 6558 Imperial Chocolate Mountains, Picacho Road, 6.7 miles south of Picacho, 15.5 airline miles north of Yuma. 244 Comment
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Nov 21 2014
  SEINET3240955  Asclepias albicans Mark Fishbein, Rachel Levin, Jill Millr 2010-1 6462 Imperial Jacumba Mountains, Meyer Creek, In-Ko-Pah Gorge, along I-8, about 5 mi (air) west of Ocotillo. 460 Comment
  SD115033  Asclepias subulata Wayne P. Armstrong 1983-5-10 1128 Imperial West side Ogilby Road (S-34) 100 meters north of junction with I-8 29 Comment
  SD125155  Asclepias subulata Steven P. McLaughlin 1985-5-31 3008 Imperial Eastern Imperial Co. Junction of Ogilby Road and I-8 64 Comment
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May 25 2013
  CDA10234  Aster chilensis J. Budaj 1960-5-1 Imperial 2 1/2 miles south of Seeley. 0 Comment
  CAS-BOT-BC177454  Astragalus aridus D. A. Johansen; J. A. Ewan 1932-4-13 7134 Imperial 16 miles east of Holtville, Colorado Desert Comment
  CDA26605  Astragalus aridus T. C. Fuller 1962-4-4 8076 Imperial South of Coyote Mountain, 2.8 miles north of Ocotillo. 0 Comment
  POM275929  Astragalus aridus Lyman Benson 1933-4-1 4228 Imperial US 80, Sand dunes W of Yuma., Yuma Desert. 30 Comment
  CAS-BOT-BC177744  Astragalus crotalariae Frank W. Peirson 1927-4-13 s.n. Imperial Imperial Valley Boulevard, opposite Salton Sea Comment
  CAS-BOT-BC177746  Astragalus crotalariae D. A. Johansen; J. A. Ewan 1932-4-12 7109 Imperial Arroyo Grande west of Salton Sea Comment
  CAS-BOT-BC177748  Astragalus crotalariae J. H. Thomas 1949-4-21 382 Imperial 10 miles west of Holtville, just north of highway 80 Comment
  CAS-BOT-BC177759  Astragalus crotalariae Lester Rowntree 1938-4-2 s.n. Imperial Split Mt. [Canon] Canyon Comment
  CAS-BOT-BC177763  Astragalus crotalariae S. B. Parish 1914-4-3 9040 Imperial Split Mountain [Canon] Canyon Comment
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Sep 1 2019
  LA34873  Astragalus crotalariae Mary V. Hood; 1941-4-8 41- 45 k* Imperial E side Salton Sea below Mecca -30 Comment
  POM295554  Astragalus crotalariae Lyman Benson 1945-11-11 11960 Imperial West of Junction of Borrego Road and US 99 -30 Comment
  RSA353379  Astragalus crotalariae A. C. Sanders, Barbara Pitzer 1985-12-22 5979 Imperial South end of the Salton Sea. Intersection of McDonald and English Streets SW of Niland -61 Comment
  RSA415449  Astragalus crotalariae Robert Gustafson 1983-3-28 2478 Imperial along Hwy 86 ca. 9 miles south of Salton Sea. Comment
  SBBG22842  Astragalus crotalariae D. Myrick 1965-2-26 1039 Imperial W of Yuma 45 Comment
  SD11257  Astragalus crotalariae Frank F. Gander 1935-4-17 179 2 Imperial Carriso Station Comment
  SD199999  Astragalus crotalariae Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16200 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), vicinity of Palm Wash, Site ASTCRO in sandy arroyo bottom and surrounding rocky, mud embankments 54 Comment
  SEINET938119  Astragalus crotalariae J. C. Roos 1947-1 3305 Imperial In alkaline silt at Fish Springs, Salton Sink, north-west side of the Salton Sea. -61 Comment
  UC1494248  Astragalus crotalariae L. LaPre and D. Hogan 1982-5-20 Imperial 1 mi se Kane Spring (small drainage that crosses powerline access road); Kane Spring Quad., se of Kane Spring -51 Comment
  UC370459  Astragalus crotalariae H. E. Parks 1929-2-10 361 Imperial w side Colorado Desert; w side Colorado Desert 30 Comment
  UC403407  Astragalus crotalariae H. E. and S. T. Parks 361 Imperial Comment
  UC484263  Astragalus crotalariae C. B. Wolf 1931-3-12 1866 Imperial 22 mi nw Westmorland; nw of Westmorland Comment
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Sep 14 2011
  UCD104684  Astragalus crotalariae Donald Myrick 1965-2-26 1039 Imperial Desert west of Yuma. 45 Comment
  UCD104689  Astragalus crotalariae R. Tofsrud 1951-4-27 s.n. Imperial 5 mi. N. of Niland. Comment
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Apr 6 2016
  UCR211987  Astragalus crotalariae Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-10 16200 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 19 (SP19), vicinity of Palm Wash, Site ASTCRO in sandy arroyo bottom and surrounding mud embankments. 55 Comment
  UCR26593  Astragalus crotalariae L. F. LaPre, D. Hogan 1982-3-20 s.n. Imperial Sonoran (Colorado) Desert, 1 mi. SE of Kane Spring. Small drainage that crosses powerline access road. SCE 220KV Transmission Line Project. -52 Comment
  UCSB16558  Astragalus crotalariae Breedlove, Dennis 1962-3-11 Imperial Western side of Salton Sea at junction of U.S. 99 and State 78 -60 Comment
  SD155796  Astragalus didymocarpus var. obispoensis Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7241 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon. (IPB 10/07) 1150 Comment
  RSA754257  Astragalus insularis var. harwoodii Robert F. Thorne, Robert Rutherford 1964-4-10 33564 Imperial East side Sand Hills, 14 miles west of Yuma on Hwy 80. Comment
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Jan 22 2012
  UCR255222  Astragalus insularis var. harwoodii Michael Wood 2010-3-19 s.n. Imperial Sonoran (Colorado) Desert, near Plaster City, just north of Interstate 8, c. 3.5 miles east of junction with Imperial Highway 92 Comment
  RSA498239  Astragalus lentiginosus var. borreganus Edwin Kline 1920-4-11 14842 Imperial Near Brawley Comment
  RSA643208  Astragalus lentiginosus var. borreganus J. P. Rebman, A. Salywon, C. Christy 1998-3-22 4039 Imperial West of Yuma, AZ; in dune area at the junction of Ogilby Road and Interstate 8. 30 Comment
  SD243894  Astragalus lentiginosus var. borreganus Gary Diridoni 1998-3-19 Imperial Imperial Sand Dunes Recreation Area Comment
  POM172248  Astragalus magdalenae var. peirsonii M. French Gilman 1928-4-15 1135 Imperial West of Yuma, Ariz. Comment
  UC403406  Astragalus magdalenae var. peirsonii H. E. and S. T. Parks 376 Imperial along the road near Yuma; along the road near Yuma Comment
  SEINET10737825  Astragalus magdalenae var. peirsonii Philip A. Munz, Charles L. Hitchcock 1932-1 Imperial Comment
  SEINET887629  Astragalus nuttallianus var. imperfectus Steven P. MacLaughlin, Janice E. Bowers 1985-1 2886 Imperial Rare among cobbles in wash 5.1 miles S of Wiley Well. 213 Comment
  SD140422  Astragalus palmeri Jon P. Rebman, M. Howe 1997-4-5 3896 Imperial Jacumba Natural Area, east of Jacumba, In-Ko-Pah Mountains, region near Valley of the Moon. (IPB 10/07) 900 Comment
  SD87608  Astragalus palmeri F. W. Peirson 1922-4-13 2899 Imperial Mountain Springs Grade, western edge of the Colorado Desert 1064 Comment
  UCSB3024  Astragalus palmeri Bacigalupi, Rimo; Macbride, J.; Sanderson, Ruth; Custer, C. 1952-3-31 Imperial Eastern slope of the Jacumba Mountains, on U.S. 80, at Boulder Park, near the San Diego Coutny line 864 Comment
  RSA767472  Astragalus peirsonii J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13405 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.82 miles southwest [202.8 degrees] of Imperial Dunes Recreation Area exit from Interstate 8. 49 Comment
  RSA767522  Astragalus peirsonii J. Mark Porter 2003-4-7 13491 .16 Imperial Imperial Dunes [Algodones Dunes], 4.16 miles north-northwest [344.94 degrees] of junction of Coachella Canal access road and California Highway 78 Comment
  RSA0093491  Atriplex A. C. Sanders 2010-3-25 37585 Imperial Sonoran (Colorado) Desert; Salton Trough. Imperial Valley, English Road c. 1.5 mi. above Hwy 111, c. 3.5 mi. NW of Niland. -38 Comment
  CLARK-A1528-2543  Atriplex canescens John C. Roos 1949-4-6 4157 Imperial Frink Comment
  HSC4325  Atriplex canescens C. L. Hitchcock, C. V. Muhlick 1964-3-21 23221 Imperial 30 mi. N of Ogilby Comment
  POM278687  Atriplex canescens Grant D. Brown 1950-3-29 510 Imperial 10 miles W of highway #99 on highway 78 Comment
  RSA597466  Atriplex canescens L. C. Wheeler 1959-12-30 7655 Imperial Cargo Muchacho Mountains. American Girl Mine. Comment
  SD201063  Atriplex canescens Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-3 3142 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), in Big Wash, site TAMRAM, in drainage of mesa & wash complex. 99 Comment
  UCR1572  Atriplex canescens William R. Bowen 1962-4-18 043 Imperial Sonoran (Colorado) Desert, 20 mi north of Niland along State Hwy 111 -70 Comment
  RSA452374  Atriplex canescens Edwin Kline 1920-09 s.n. Imperial [Unspecified] Comment
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Sep 8 2016
  CAS-BOT-BC170221  Atriplex canescens subsp. linearis S. B. Parish 1912-10-16 8253 Imperial Desert near Brawley - Salton Basin -35 Comment
  SD60278  Atriplex canescens var. canescens Carl B. Wolf 1932-10-14 4341 Imperial 4.0 miles east of Holtville. Comment
  POM161112  Atriplex canescens var. laciniata George D. Abrams 1902-08 s.n. Imperial Calexico Comment
  POM278664  Atriplex canescens var. laciniata Grant D. Brown 1949-12-15 475 Imperial All-American Canal overpass on Niland-Blythe Road (4 miles NE of Niland) Comment
  POM121935  Atriplex canescens var. linearis Marcus E. Jones 1906-4-26 s.n. Imperial Imperial Junction (now Niland) Comment
  RSA5348  Atriplex canescens var. linearis C. B. Wolf 1932-10-13 1608 Imperial Wister (S.P.R.R.), south-east side of Salton Sea -30 Comment
  SD40838  Atriplex canescens var. linearis Carl B. Wolf 1932-10-13 4331 Imperial Wister, southeast side of Salton Sea. Comment
  RSA452369  Atriplex canescens var. linearis Edwin Kline 1920-11-2 s.n. Imperial [Unspecified] Comment
  SD260203  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37590 Imperial Sonoran (Colorado) Desert: Salton Trough; Imperial Valley, English Road aove Wilkins Rd., c. 5 mi. NNW of Niland (Wister 7.5'Q) -15 Comment
  SD260205  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37619 Imperial Sonoran (Colorado) Desert: Salton Trough; east side of the Salton Sea, Hot Mineral Spa Road 1.4 mi. above Hwy 111, 4 miles NE (42a^z) of Bombay Beach (Frink NW 7.5'Q) -45 Comment
  UCR212917  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37590 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, English Road above Wilkins Rd., c. 5 mi. NNW of Niland -16 Comment
  UCR212922  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37580 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Hwy 111 c. 0.5 mi. NW of Niland, just north of Marshy Wash, between hwy and RR tracks -43 Comment
  UCR212946  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37583 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Hwy 111 at English Rd., c. 2 mi. NW of Niland, between hwy and RR tracks -51 Comment
  UCR214494  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37612 Imperial Sonoran (Colorado) Desert; Salton Trough, east side of the Salton Sea, Luento Wash at Hwy 111, north of Frink, between hwy and RR tracks -57 Comment
  UCD97385  Atriplex elegans W. H. Isom 1962-6-1 s.n. Imperial in pavement at intersection of 8th and Main streets, downtown El Centro. Comment
  UCR18892  Atriplex elegans John C. Roos, Lucille Roos 1949-4-6 4141 Imperial Sonoran (Colorado) Desert, Pope Hot Springs [=Hot Mineral Spa] -24 Comment
  JEPS59409  Atriplex elegans var. fasciculata W. L. Jepson 1927-4-16 11745 Imperial alkaline desert plain e Coyote Wells (Colorado Desert); , e of Coyote Wells 60 Comment
  UCD77415  Atriplex elegans var. fasciculata Robert E. Preston 2006-5-4 2379 Imperial Ca. 2.9 mi E of Tarantula Wash, ca. 300 ft S of Hwy 78 -7 Comment
  RSA624005  Atriplex elegans var. fasciculata George D. Abrams 1902-07 s.n. Imperial Imperial County Comment
  CAS-BOT-BC168321  Atriplex hymenelytra Robert F. Thorne; R. Rutherford 1964-4-12 33664 Imperial Margin of wash near Imperial gables, Chocolate Mts. 396 Comment
  HSC65712  Atriplex hymenelytra Charles Convis 1980-3-7 3 Imperial W Colorado Desert, W Salton Basin, 27 km due WNW of Westmorland, near confluence of Carrizo and San Felipe Creek. -43 Comment
  RSA0023240  Atriplex hymenelytra J. Andre 2013-3-4 23854 Imperial Palo Verde Mountains; along Hwy 78, east side of range at Three Slashes Rd, approx. 20 miles on sandy bluffs (capped by gravelly pavement). 94 Comment
  SD1424  Atriplex hymenelytra Ralph W. Sumner 1920-6-1 Imperial west side of Colorado Desert ---Mountain Springs Grade Comment
  SD1429  Atriplex hymenelytra Frank Stephens Mar 1934 Imperial Barret Canyon. Comment
  SD211400  Atriplex hymenelytra Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18850 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
  SD83083  Atriplex hymenelytra Helen V. Witham 1972-12-12 1749 Imperial 4.0 miles east of Ocotillo. 149 Comment
  SEINET4135077  Atriplex hymenelytra Grant D. Brown 1949-12-15 474 Imperial 3 miles SW of Beale's Well (Niland-Blythe Road). Chocolate Mt. Range. Salton Sea basin drainage area.; 0 Comment
  UC850819  Atriplex hymenelytra Lewis S. Rose 1938-2-4 38050 Imperial Plaster City 0 Comment
  UC850824  Atriplex hymenelytra Ira L. Wiggins 1937-2-16 8547 Imperial western slopes above Salton Sea 1.5 mi s Truckhaven; western slopes above Salton Sea, s of Truckhaven Comment
  UCR212520  Atriplex hymenelytra Jon P. Rebman, Warren Schmidtmann, Larry Hendrickson, L. Louise Jee 2008-4-8 14390 Imperial Sonora (Colorado) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 18 (SL 18), small arroyo off of Grave Wash 89 Comment
  UCR41806  Atriplex hymenelytra A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6192 Imperial Sonoran (Colorado) Desert, Coyote Mountains, Fossil Canyon, 3.3 mi north of Imperial Hwy (S-2) at Ocotillo, on Shell Canyon Road 305 Comment
  CAS-BOT-BC172680  Atriplex lentiformis E. A. McGregor 1917-6-15 1060 Imperial Dixieland, Imperial Valley Comment
  UC850838  Atriplex lentiformis Carl B. Wolf 1932-10-14 4340 Imperial 2 mi e Calipatria (Imperial Valley, Colorado Desert); Colorado Desert, Imperial Valley, e of Calipatria -30 Comment
  SD201065  Atriplex linearis Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3169 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 20 (SL20), in Palm Wash, site PSOSPI, in wash. 73 Comment
  SD201071  Atriplex linearis Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3154 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 22 (SL22), in Palm Wash, site TAMRAM2, in drainage of mesa & wash complex. 22 Comment
  POM279030A  Atriplex polycarpa Grant D. Brown 1949-12-15 472 Imperial 4.5 miles S of intersection that is SW of the Wileys Well Comment
  RSA600562  Atriplex polycarpa L. C. Wheeler 1954-9-25 7090 Imperial Palo Verde: 8 miles south of [?]. Comment
  SEINET2445768  Atriplex polycarpa G. D. Brown 1949-12-15 473 Imperial 4.5 mi S of intersection that is SW of Wiley's Well.; 0 Comment
  SEINET4135527  Atriplex polycarpa Stewart C. Sanderson 1993-11-18 93 -042 Imperial Octillo, CA.; 0 Comment
  SEINET7986062  Atriplex semibaccata Jon P. Rebman 1997-9-6 4184 Imperial Calexico, W of Calexico, junction of Brockman Road et Hwy. 98 1 Comment
  SD143953  Atriplex serenana G. K. Helmkamp, E. Helmkamp 1998-1-24 2621 Imperial North end of Calipatria at corner of Young Road and Highway 111. Comment
  UCR214499  Atriplex suberecta A. C. Sanders, Victor Leighton, Morgan King 2010-3-24 37570 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Red Hill area near the SE end of the Salton Sea, dirt road between Hatfield Rd. and Kalin Rd., south of Sinclair, c. 6 mi. SW of Niland -66 Comment
  CAS-BOT-BC99664  Baccharis salicifolia E. A. McGregor 1917-3-11 2004 Imperial Westmoreland Comment
  POM158028  Baccharis salicifolia L. R. Abrams 1904-06 4093 Imperial Near Calexico, Imperial Valley Comment
  RSA14484  Baccharis salicifolia Elmer I. Applegate 1910-4-8 3328 Imperial New River, Brawley Comment
  RSA5411  Baccharis salicifolia C. B. Wolf 1932-10-14 4337 Imperial Imperial Valley, 2 mi east of Calipatria. -30 Comment
  SD139693  Baccharis salicina Jon Rebman, Maggie Loy 1996-10-26 3729 Imperial S of Seeley: E of Fig Lagoon along the New River 20 Comment
  SFV4263A  Baccharis salicina D. S. Verity, J. Turner, F. M. Ball 1964-2-15 s. n. Imperial About 45 miles east of Holtville on main highway to Yuma. Lowland. Side, dirt road beside drainage ditch. Comment
  CAS-BOT-BC99822  Baccharis sarothroides C. B. Wolf 1931-3-14 1886 Imperial Colorado Desert, 5 mi. east of Holtville on the road to Yuma Comment
  RSA1879  Baccharis sarothroides C. B. Wolf 1931-3-14 1886 Imperial 5 miles E of Hotville on road to Yuma Comment
  SD254529  Baccharis sarothroides A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42090 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, upper Mammoth Wash (Mammoth Wash 7.5'Q) 447 Comment
  UCR71846  Bacopa monnieri George K. Helmkamp 1992-4-7 92 2 Imperial Sonoran (Colorado) Desert, Colorado River 0.5 mi downstream from Gilmore's Camp (about 1.5 mi south of Walter's Camp where the old channel meets the main river) 100 Comment
  POM197995  Baileya pauciradiata Donald A. Johansen, Joseph A. Ewan 1932-4-14 7146 Imperial 1/2 mile east of Coyote Well, SW of Salton Sea. Comment
  UCD129507  Baileya pauciradiata Kenneth A. Wilson 1964-4-11 1321 Imperial Orita-Glamis Road, 3 miles east of East Highline Canal. Comment
  UCR103660  Baileya pauciradiata George K. Helmkamp, E. Helmkamp 1998-1-24 2573 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  UCR120094  Baileya pauciradiata Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-22 4936 Imperial Sonoran (Colorado) Desert, Southeast of El Centro; along Hwy 98, c. 1.4 mi SW of Interstate 8 20 Comment
  UCSB12285  Baileya pauciradiata Corfman, Nancy 1961-3-5 Imperial 15 miles west of Calexico, 2 miles north of Mt. Signal, on dirt road off Highway 98 Comment
  CAS-BOT-BC106607  Baileya pleniradiata C. L. Hitchcock 1966-3-19 24282 Imperial Edge of sand hills between Yuma and Holtsville Comment
  POM29690  Baileya pleniradiata Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  SD250433  Baileya pleniradiata J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dune National Recreation Area, Algodones Wilderness. Comment
  UCD83552  Baileya pleniradiata Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-8 5894 Imperial BLM Algodones Dunes Natural Area. Location on easternmost side of dune accessed from wash that begins 4.6 mi N of Hwy 78 on the W side of Kipf Rd. 71 Comment
  UCR163743  Baileya pleniradiata B. G. Pitzer, G. R. Ballmer 2001-3-17 4269 Imperial Sonoran (Colorado) Desert, Algodonnes Dunes, south of end of Ogilby Rd. on south side of I-8 88 Comment
  CDA20464  Basella alba C. Hernandez 2003-12-3 PDR 1264294 Imperial No further location info. 0 Comment
  POM257112  Bebbia juncea C. B. Wolf 1931-5-29 2178 Imperial Wash at N base of Signal Mt. 30 Comment
  SEINET2048675 Image available Bebbia juncea Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6532 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea. Comment
  UCR165495  Bebbia juncea 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 13 and 14, c. 3.5 miles NE of Wister 27 Comment
  CAS-BOT-BC106406  Bebbia juncea var. aspera E. A. McGregor 1917-3-17 769 Imperial Granite ridge west of Fig Tree Johns, Salton Sink Comment
  CAS-BOT-BC106408  Bebbia juncea var. aspera Javier Penalosa 1963-4-10 2796 Imperial Along All-American Canal east of Hwy 111 31.6 mi. S of Mecca turnoff Comment
  HSC47482  Bebbia juncea var. aspera Richard Spjut, Judy Adams 1978-11-25 5249 Imperial Yuha Basin Desert at gravel pits at end of Coyote Rd. Comment
  HSC92255  Bebbia juncea var. aspera D. Atwood, L. Stitch 1993-4-3 17930 Imperial 6 miles WNW of Ocotillo on County Rd. 5-2, Anza-Borrego Desert. Comment
  SD144059  Bebbia juncea var. aspera B. Pitzer 1997-10-19 3338 Imperial SW foot of Cargo Muchacho Mts., along Ogilby Rd. (Hwy S34) at a point 6.1 mi N of railroad tracks at Ogilby & 3.6 mi. S of Indian Pass Rd. 198 Comment
  SD242679  Bebbia juncea var. aspera BLM 1993-3-21 565 Imperial Pinto Canyon Comment
  UCR264753  Bebbia juncea var. aspera Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-24 28753 Imperial Sonoran (Colorado) Desert, Milpitas Wash just west of Hwy 78; south of Palo Verde and south of the Palo Verde Mountains; in the sandy wash just south of Milpitas Wash Road 133 Comment
  UCR277625  Bebbia juncea var. aspera Aaron C. Sedgwick 2012-11-9 163 Imperial Sonoran (Colorado) Desert, east of Midway Well and north of the Chocolate Mountains on Midway Well Road 259 Comment
  UC1719633  Beta macrocarpa Detlef Bartsch 1998-5-6 1 Imperial Highway 98 at Pullman Road, 10 miles W of Calexico. Comment
  UCR239204  Beta vulgaris Steven R. Hill, Kate Kramer 2001-4-27 33482 Imperial Sonoran (Colorado) Desert, California Route 86/78, W side of road, near Kane Spring, 0.6 mi SE of the U.S. Border Patrol Station at San Felipe Wash bridge. About 3.3 mi SW of the Salton Sea margin -52 Comment
  SD250764  Boerhavia triquetra var. intermedia Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28773 Imperial Palo Verde Mountains: southwest of Palo Verde; in the canyons & slopes west of old Palo Verde Road; north of Milpitas Wash & west of Hwy 78 235 Comment
  SD250683  Boerhavia wrightii Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28770 Imperial Palo Verde Mountains: southwest of Palo Verde; in the canyons & slopes west of old Palo Verde Road; north of Milpitas Wash & west of Hwy 78 235 Comment
  SD250685  Boerhavia wrightii Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28807 Imperial Vicinity of Hauser Geode Beds: west of Milpitas Wash Road; west of Hwy 78; southwest of Palo Verde & southwest of the Palo Verde Mountains; along an arroyo 259 Comment
  SD254652  Boerhavia wrightii B. Pitzer 1997-10-18 3302 Imperial Hwy 78, 7.1 road miles S of town of Palo Verde and ca. 5.4 miles N of Walter's Camp Road. 91 Comment
  SD255220  Boerhavia wrightii Duncan S. Bell, Heath Bartosh, et al. 2013-10-18 6078 Imperial Jacumba Mountains; Skull Canyon to the east of Davies Canyon. 255 Comment
  UC1191383  Boerhavia wrightii Malcolm A. Nobs and S. Galen Smith 1948-9-3 510 -B Imperial ca. 25 mi. s. Coachella (w. of Salton Sea, Imperial Valley); Imperial Valley Comment
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Mar 10 2011
  UCR107435  Boerhavia wrightii B. G. Pitzer 1997-10-18 3302 Imperial Sonoran (Colorado) Desert, Hwy 78, 7.1 road mi. south of town of Palo Verde and c. 5.4 mi. north of Walter's Camp Road 91 Comment
  UCR58442  Boerhavia wrightii A. C. Sanders 1989-9-26 9517 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3 km SE of the S end of the Little Mule Mtns. Explosive Ordinance Disposal campsite [Camp Burt] 1 km west of the end of Dietz Road. 325 Comment
  CAS-BOT-BC31345  Bolboschoenus maritimus Samuel B. Parish 1912-10-13 8376 Imperial Irrigation ditch, Salton Basin. -21 Comment
  CAS-BOT-BC376161  Boraginaceae Greg Gust; Leith Nye 2005-3-3 458 Imperial BLM Land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. 159 Comment
  CAS-BOT-BC428015  Boraginaceae Greg Gust; Leith Nye 2005-3-3 465 Imperial BLM Land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. 159 Comment
  CAS-BOT-BC145592  Bouteloua aristidoides Malcom A. Nobs; S. Galen Smith 1948-9-3 509 Imperial West of Salton Sea, about 25 miles south of Coachella. Comment
  RSA387417  Bouteloua aristidoides Steve Boyd 1986-2-6 1237 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 mi. NE of Highway I-8 off Sidewinder Road and Power-line Road. Comment
  UCR15333  Bouteloua aristidoides O. F. Clarke, N. Burchett, G. K. Helmkamp 1977-1-22 s.n. Imperial Sonoran (Colorado) Desert, Pinto Wash alongside Calif. Hwy 98 30 Comment
  UCR265257  Bouteloua aristidoides var. aristidoides Jon P. Rebman, John La Grange, Warren Schmidtmann 2014-9-26 28836 Imperial Algodones Dunes, east of Brawley, north of Hwy 78 at Glamis and west of the railroad and Ted Kipf Road; on the eastern edge of the dune field 90 Comment
  CDA31552  Bouteloua barbata T. C. Fuller 1977-10-26 20231 Imperial Ca. 10 km south of Wiley Well in northeastern Imperial County, ca 1.6 km west of Army Road, rim of a rock basin below a very prominent overhanging cliff. 0 Comment
  POM313189  Bouteloua barbata Malcolm A. Nobs, S. Galen Smith 1948-9-3 508 Imperial West of Salton Sea, about 25 miles south of Coachella. Comment
  POM50461  Bouteloua barbata George D. Abrams 1902-06 s.n. Imperial Imperial. Comment
  RSA623815  Bouteloua barbata George D. Abrams 1902-06 170 Imperial Imperial. Comment
  SD144129  Bouteloua barbata B. Pitzer 1997-10-18 3298 Imperial Hwy 78, 7.1 road mi. S of town of Palo Verde & ca. 5.4 mi. N of Walters Camp Rd 152 Comment
  SD28409  Bouteloua barbata Frank F. Gander 1941-3-20 8991 Imperial Araz Stage Sta. near Winterhaven Comment
  UCR264202  Bouteloua barbata A. C. Sanders, Jim Malusa 2015-9-8 41825 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, foot of west side of the Little Mule Mountains 355 Comment
  SEINET14375057  Bouteloua barbata M. M. Dodson 1972-9-9 9 Imperial Cibola National Wildlife Refuge. 79 Comment
  JEPS68460  Bouteloua barbata var. barbata S. B. Parish 1912-10-15 8235 Imperial river bluffs near Rockwood; Salton Basin, New River -51 Comment
  SEINET8080748 Image available Bouteloua barbata var. barbata Deidre Conocchioli, Caitlin Elam 2013-10-2 86 Imperial Sonoran Desert. West side of Algodones Sand Dunes. From Brawley, Ca, take CA-78 E (Ben Hulse Hwy) for 14 miles. Turn right (S) onto unpaved BLM road. 4 Comment
  UCR107990  Bouteloua barbata var. barbata Jon P. Rebman, Adrienne Russell 1997-9-6 4202 Imperial Yuha Desert, West of Plaster City, along Hwy S-80, north of Interstate 8. 20 Comment
  JEPS121590  Brandegea bigelovii Adam C. Schneider with Will Freyman 2014-2-16 372 Imperial Algodones Dunes. Ted Kipf Road, 2.5 miles north of State Hwy 78. Comment
  RSA0026270  Brandegea bigelovii J. Andre 2013-3-4 24150 Imperial Along Ogilby Rd., 22 miles N of I-8, 4 miles south of jct with Highway 78. 242 Comment
  RSA235527  Brandegea bigelovii C. W. Tilforth 1972-12-31 708 Imperial C. 1 mile W of Tavertine Rock, at the Riverside-Imperial county line. 0 Comment
  RSA764317  Brandegea bigelovii Doris Bowers 1967-12-20 796 Imperial Colorado Desert 183 Comment
  SD143937  Brandegea bigelovii B. Pitzer 1997-10-19 3329 Imperial Ogilby Rd (Hwy S34) where powerlines cross Hwy 1 mi. S of Indian Pass Rd. 198 Comment
  SD181578  Brandegea bigelovii LeRoy Gross, V Arvizu, S DeGroot, L Rojas, T Thibault 2004-5-13 1281 Imperial Chocolate Mountains (Chocolate Mountain Aerial Gunnery Range), north of Lion Head Mountain, near Beal Well. Surrounding desert off Beal Road. Growing in sandy wash up through other shrubs. 399 Comment
  SD254597  Brandegea bigelovii A. C. Sanders, Jim Malusa 2016-3-7 41310 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, upper part of north fork of Salvation Wash, Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 420 Comment
  SEINET5574017  Brandegea bigelovii Steven P. McLaughlin 1998-1 7377 Imperial Picacho Wash below All American Canal 60 Comment
  UC1372564  Brandegea bigelovii C. Leo Hitchcock 1970-3-18 25710 Imperial 8 mi n of Winterhaven Comment
  UCR123767  Brandegea bigelovii Steven R. Hill, K. Kramer 2001-4-27 33516 Imperial Sonoran/Colorado Desert, north side of California Route 78, 1.7 mi west of Glamis (measured from railroad crossing), Algodones Dunes 92 Comment
  UCR137365  Brandegea bigelovii June Latting 1978-4-30 s.n. Imperial Sonoran (Colorado) Desert, Road S34 (Ogilby Road) north of I-8 400 Comment
  SD199941  Brassica tournefortii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16082 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 1 mile W of Hwy. 86; Section 14 (SL14), Palm Wash, Site ABRVIL in sandy arroyo bottom and surrounding mud embankments -35 Comment
  SD200380  Brassica tournefortii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16578 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 26 (SL26), Amerosa Wash, Site CHOBRE on mesas and surrounding mud and cobble hillsides and arroyos -3 Comment
  SD242766  Brassica tournefortii 1993-3-21 Imperial Pinto Canyon Comment
  SD242767  Brassica tournefortii 1993-3-18 Imperial Davis [Davies] Valley entrance Comment
  SEINET10389777  Brassica tournefortii A. C. Sanders, Jim Malusa 2015-3-6 41297 Imperial Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 326 Comment
  SEINET901293  Brassica tournefortii Steven P. MacLaughlin, Janice E. Bowers 1984-1 2742 Imperial Indian Pass Rd. 1.5 miles NE of Ogilby Rd. 183 Comment
  UCR1573  Brassica tournefortii William R. Bowen 1962-3-6 009 Imperial Sonoran (Colorado) Desert, along US Hwy 111, 20 miles north of Niland -61 Comment
  UCR165443  Brassica tournefortii 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 13 and 14, c. 3.5 miles NE of Wister 27 Comment
  UCR279445  Brassica tournefortii A. C. Sanders, Jim Malusa 2017-3-26 43073 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Rock Quarry in sec. 8, north of Frink, along dirt road above Siphon 17 of the Coachella Canal 122 Comment
  RSA0094020  Brickellia arguta var. odontolepis Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8224 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  LA203062  Brickellia atractyloides var. arguta Arm a cost ???; 1928-4-27 sn Imperial Colorado Desert Comment
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Aug 29 2016
  RSA0018554  Brickellia desertorum Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6074 Imperial Jacumba Mountains; in canyon hiking over to Skull Canyon to the east of Davies Canyon, about 1.75 air mile north of the U.S./Mexico border. 220 Comment
  SD152278  Brickellia frutescens Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6511 Imperial Mountain Springs Grade near I-8 exit 700 Comment
  SEINET2047766 Image available Brickellia frutescens Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6511 Imperial Mountain Springs Grade near I-8 exit. 700 Comment
  RSA700434  Bromus diandrus Jon P. Rebman, D. Silverman, B. Lauri, Oscar Solis 2001-4-13 7233 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at tope of grade along road to Valley of the Moon, just E of the microwave towers, 32 deg 37' 57N, 116 deg 05' 47 1200 Comment
  SD155873  Bromus diandrus Jon P. Rebman 2001-3-16 7196 Imperial Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit. 459 Comment
  SD199750  Bromus madritensis subsp. rubens Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16448 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas 99 Comment
  SD242642  Bromus madritensis subsp. rubens 1993-3-11 Imperial Shell Canyon Comment
  RSA704061  Bromus tectorum Jon P. Rebman, Mark Miller 2003-5-10 8974 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border and just N of the US/Mex border. 1220 Comment
  UCD57036  Buchloe dactyloides Yourman 1934-1-1 s.n. Imperial El Centro. Comment
  CAS-BOT-BC183401  Bursera microphylla James R. Shevock 1986-3-24 11362 Imperial In-ko-pah Gorge. Along the east bound lane of Interstate 8, 0.5 mile west of Myers Canyon Creek Bridge 600 Comment
  GMDRC4145  Caesalpinia virgata J. Andre, T. La Doux 2010-3-1 12523 Imperial Borrego Desert region: southeastern Coyote Mtns, along Painted Gorge Rd, approx 5 mi. NE of town of Ocotillo, 4 mi. N. of Interstate 8 68 Comment
  RSA765407  Caesalpinia virgata Jim Andre, Tasha La Doux 2010-3-1 12523 Imperial Borrego Desert region; southeastern Coyote Mtns, along Painted Gorge Rd, approx 5 mi. NE of town of Ocotillo, 4 mi. N. of Interstate 8. 68 Comment
  UC519668  Caesalpinia virgata Victor Duran 1932-5-8 3193 Imperial near Carrizo (on rd. to El Centro) Comment
  UCR133882  Caesalpinia virgata June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Fossil Canyon, Coyote Mountains 366 Comment
  UCR134125  Caesalpinia virgata June Latting 1978-4-5 s.n. Imperial Sonoran (Colorado) Desert, northwest of Ocotillo, Gravel Pit Road 183 Comment
  UCR217682  Caesalpinia virgata Jim Andre, T. La Doux 2010-3-1 12523 Imperial Colorado (Sonoran) Desert, Borrego Desert, southeastern Coyote Mountains, along Painted Gorge Road, c. 5 mi northeast of town of Ocotillo, 4 mi north of Hwy I-8 68 Comment
  SEINET7998139  Caesalpinia virgata Jon P. Rebman 2000-4-19 6540 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea Comment
  SD203713  Calandrinia ambigua Larry Hendrickson, Mike Bigelow, Mac McNair, Mary Jo Churchwell. 2009-4-30 3807 Imperial Ocotillo Wells State Vehicular Recreation Area. Borrego Badlands. 3.8 air miles S of County Route S-22 (Borrego-Salton Seaway), 0.7 mile E of Pumpkin Patch, and 0.2 mile S of Tule Wash beside on hill above jeep trail. 49 Comment
  UCR150441  Calandrinia ambigua A. C. Sanders, P. J. MacKay, Tim Thomas, E. J. Lawlor, et al. 2005-1-17 29063 Imperial Sonoran (Colorado) Desert, Salton Basin, east side of Hwy 86 at NE side of Kane Spring, near powerlines, SE of Hwy 78 junction -55 Comment
  UCR212554  Calandrinia ambigua Jon P. Rebman, Warren Schmidtmann, Larry Hendrickson, L. Louise Jee 2008-4-8 14373 Imperial Sonora (Colorado) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 18 (SL 18), small arroyo off of Grave Wash 89 Comment
  UCR38113  Calandrinia ambigua A. C. Sanders 1985-3-24 5411 Imperial Sonoran (Colorado) Desert, Borrego Badlands, along Hwy S-22, the Borrego-Salton Seaway, SE end of the Santa Rosa Mts, c. 1/2 mile east of Anza-Borrego State Park boundary 61 Comment
  RSA0107176  Calandrinia ambigua E. K. Balls, P. C. Everett 1958-3-19 22885 Imperial 4 mi. W of Mt. Signal, State Hwy. 98. 0 Comment
  CAS-BOT-BC200992  Calliandra eriophylla Annie M. Alexander; Louise Kellogg 1941-3-4 1894 Imperial 5 miles north of Ogilby 140 Comment
  HSC47346  Calliandra eriophylla Richard Spjut 1978-11-26 5256 Imperial Buzzard's Peak, 43 mi. S of Blythe on the E side of Hwy. 78. Comment
  POM184095  Calliandra eriophylla P. A. Munz, C. L. Hitchcock 1932-4-5 12134 Imperial Cargo Muchacho Mountains: near Tunco. Comment
Read comments
Feb 22 2014
  SD144587  Calliandra eriophylla Suzanne Bell 1998-2-28 299 Imperial 1 mile north of Black Mountain Road on Hwy 78 (3.9 miles from Ogilby Road Jct) (mak 10/07) Comment
  SD260246  Calliandra eriophylla A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42074 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, upper Mammoth Wash, below slot canyon (Mammoth Wash 7.5'Q) 438 Comment
  SD48547  Calliandra eriophylla E. K. Balls 1958-3-20 22923 Imperial 3.5 miles north of Ogilby on road to Blythe. 152 Comment
  UCR269567  Calliandra eriophylla A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42074 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  UCR51373  Calotropis procera F. Laemmlen 1987-1 s.n. Imperial Sonoran (Colorado) Desert, Imperial Valley Comment
  GMDRC6908  Calycoseris wrightii J. M. Andre 2015-3-3 31289 Imperial eastern base of Jacumba Mountains, 1.3 mi. south of Hwy 98, approx. 2 mi. south of Ocotillo. volcanic gravelly hills at margin of sandy wash at wilderness boundary 246 Comment
  SDSU21377  Calycoseris wrightii S. H. Bullock 1968-4-8 102 Imperial 7 miles southeast of Ocotillo on Calif. State 98. Salton Sea Drainage. 76 Comment
  SEINET2049244 Image available Calycoseris wrightii Norman C. Cooper 1949-3-17 3077 Imperial Coyote Wells 152 Comment
  UCD129992  Calycoseris wrightii C. L. Hitchcock 1968-3-12 254449 -a Imperial 5 miles NW of Coyote Wells. Comment
  UCR265854  Calycoseris wrightii Mitch Provance 2008-3-15 10110 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  UCR269714  Calycoseris wrightii A. C. Sanders, Jim Malusa 2016-3-15 42239 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 1.1 km NNE of Beal Well, north side of a rocky hill east of old Niland-Blythe Rd. 442 Comment
  UCR269753  Calycoseris wrightii A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42208 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  UCR279102  Calycoseris wrightii A. C. Sanders, Jim Malusa 2017-3-11 42795 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., 14 km ESE (96 deg. ) of Niland 95 Comment
  UCR3312  Calycoseris wrightii Scott Fowler 1964-3-23 640323- 8 Imperial Sonoran (Colorado) Desert, Salton City, along Hwy 99 [=Hwy 86] -30 Comment
  UCR50980  Calycoseris wrightii George K. Helmkamp 1988-2-28 s.n. Imperial Sonoran (Colorado) Desert, at end of a dirt road c. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98 153 Comment
  UCR239497  Camissonia boothii A. C. Sanders, T. B. Salvato 2012-11-15 40526 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., SW of Graham Pass, 1 km SE (138 deg. ) of Raineys Well, 1.15 km SW (201 deg. ) of jct. of Bradshaw Trail & old Niland-Blythe Rd. 511 Comment
  RSA176302  Camissonia boothii subsp. condensata Robert L. Rutherford 1964-4-10 33562 a Imperial SE Imperial County. East side of Sand Hills, ca 14 miles west of Yuma on Highway 80. Comment
  RSA696088  Camissonia boothii subsp. condensata LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1293 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  RSA696155  Camissonia brevipes LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1288 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  RSA135152  Camissonia brevipes subsp. arizonica Peter H. Raven 1958-1-26 11497 Imperial Colorado Desert, on slopes of lava with collection no. 11496, 28.7 miles N of Ogilby, east of the road. Comment
  UCR103606  Camissonia brevipes subsp. arizonica George K. Helmkamp, E. A. Helmkamp 1998-3-19 2940 Imperial Sonoran (Colorado) Desert, Imperial Dam area, along Ferguson Rd, 1.5 mi. north of Hwy S-24. 91 Comment
  RSA0021239  Camissonia brevipes subsp. arizonica J. C. Roos, Lucille Roos 1949-4-8 4195 Imperial Chocolate Mountains, along wash east end of mountains. Comment
  RSA48289  Camissonia brevipes subsp. brevipes E. K. Balls 1949-4-3 12922 Imperial Colorado Desert. Chocolate Mountains, open slopes 8 miles along road from Niland to Blythe. Lower slopes of mountains. 152 Comment
  SEINET3108355  Camissonia brevipes subsp. brevipes Sears 1978-3-15 745 Imperial 40 mi E of El Centro; 3 mi E of Jct 98 on Hwy 80. 40 Comment
  GMDRC4157  Camissonia californica J. Andre, T. La Doux 2010-3-1 12579 Imperial Borrego Desert region: approx 2.5 mi. northwest of town of Ocotillo along Hwy S-2, at large transmission line crossing. 164 Comment
  SEINET8003846  Camissonia californica Jon P. Rebman 1997-3-6 3807 Imperial Jacumba Natural area, Canon del Carrizo 250 Comment
  UCR133903  Camissonia cardiophylla June Latting 1978-4-5 s.n. Imperial Sonoran (Colorado) Desert, north of Ocotillo at end of paved disposal road [Shell Canyon Rd.], below entrance to Fossil Canyon 137 Comment
  UCR148719  Camissonia cardiophylla subsp. cardiophylla Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6539 Imperial W Colorado Desert, NW of El Centro, E side of Fish Creek Mtns and west of Salton Sea Comment
  RSA75394  Camissonia chamaenerioides F. W. Peirson 1922-4-13 2898 Imperial Mountain Spring Grade. 457 Comment
  UCR41589  Camissonia chamaenerioides A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6204 Imperial Sonoran (Colorado) Desert, Coyote Mountains, Fossil Canyon, 3.3 mi north of Imperial Hwy (S-2) at Ocotillo, on Shell Canyon Road 305 Comment
  SEINET777403  Camissonia claviformis Raul Gutierrez 2008-3-11 1878 Imperial ca. 1.5 mi W of I-8 along Hwy 98 29 Comment
  UCR101717  Camissonia claviformis B. G. Pitzer 1998-2-2 3498 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
  UCR226817  Camissonia claviformis Jim Andre, Glenn L. Clifton 2011-2-20 15840 Imperial Sonora (Colorado) Desert, Borrego Desert, along Hwy I-8 at lower In-Ko-Pah Gorge, 4.5 mi west of Ocotillo at Imperial Hwy 330 Comment
  UCR85158  Camissonia claviformis A. C. Sanders, O. F. Clarke, D. Crowley, et al. 1995-3-14 16100 Imperial Sonoran (Colorado) Desert, Salton Sink, W side of Hwy 86, south of Travertine Point, 5.0 mi north of Borrego-Salton Seaway (S-22), 3.1 mi north of Marina Drive -25 Comment
  RSA135294  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-26 11507 Imperial Flood plain 2.2 miles north of Ogilby. Comment
  RSA448934  Camissonia claviformis subsp. aurantiaca L. N. Goodding 1944-2-23 Jul- 44 Imperial Mission Wash near Bard. Comment
  CSUSB198  Camissonia claviformis subsp. peirsonii Richard L. Irwin 1962-4-1 0011 Imperial 0.6 miles south of Ocotillo; off US Highway 80 15 Comment
  GMDRC2962  Camissonia claviformis subsp. peirsonii J. Andre, T. La Doux 2009-2-26 9865 Imperial Borrego Desert: sand flats blown up against low hills, approx. 1.5 mi. NE of Ocotillo and I-8 freeway 32 deg. 45.132' N 115 deg. 58.546' W. - 314 ft. 96 Comment
  HSC104302  Camissonia claviformis subsp. peirsonii Richard Spjut 2008-2-12 16191 Imperial Yuha Basin, Yuha Desert, Pinto Wash Comment
  POM113398  Camissonia claviformis subsp. peirsonii J. B. Feudge 1925-4-14 1359 Imperial Coyote Wells, Colorado Desert. 107 Comment
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Oct 9 2010
  RSA124210  Camissonia claviformis subsp. peirsonii E. K. Balls, P. C. Everett 1958-3-19 22883 Imperial 4 mi. w. of Mt. Signal, State Hwy. 98. 0 Comment
  RSA135527  Camissonia claviformis subsp. peirsonii William M. Klein 1958-2-12 53 Imperial 20.2 mi. so. of the Riverside-Imperial co. line on U.S. 99 [Hwy 86] to Brawley. Comment
  RSA289310  Camissonia claviformis subsp. peirsonii Charles Convis 1980-4-10 158 Imperial Colorado Desert, Western Salton Basin, 27 km due WNW of Westmorland, Ca. Flats and stabilized dunes area 0-2 km N of San Felipe creek in area of confluence with Carrizo wash. -21 Comment
  RSA448948  Camissonia claviformis subsp. peirsonii M. B. Dunkle 1932-3-26 2927 Imperial East of Salton Sea, near Kane Springs. Comment
  RSA448954  Camissonia claviformis subsp. peirsonii N. C. Cooper 1949-3-17 3082 a Imperial Coyote Wells. 152 Comment
  RSA187234  Camissonia claviformis subsp. yumae John H. Thomas 1949-4-21 389 Imperial Flat desert, along U.S. Highway 80 [Hwy 8], 3 miles E. of Midway Well. Comment
  RSA767478  Camissonia claviformis subsp. yumae J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13387 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  UCR103666  Camissonia claviformis subsp. yumae George K. Helmkamp, E. Helmkamp 1998-1-24 2570 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  RSA643183  Camissonia refracta Jon P. Rebman, A. Salywon, C. Christy 1998-3-23 4955 Imperial West of Picacho State Recreation Area; along Indian Pass Road ca. 9.1 mile east of Ogilby road. 150 Comment
  RSA696409  Camissonia refracta LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1307 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  UC495269  Camissonia refracta Philip A. Munz and C. L. Hitchcock 1932-4-6 12159 Imperial wash 20 mi ne Ogilby Comment
  UCR249669  Camissonia refracta T. B. Salvato, Fred M. Roberts, Tim Thomas 2013-3-14 7346 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 6.7 km west-southwest of Rainey Well 599 Comment
  SD155773  Camissoniopsis pallida subsp. pallida Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7219 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. (IPB 10/07) 1000 Comment
  CAS-BOT-BC37014  Capsella bursa-pastoris E. A. McGregor 1918-3-15 1058 Imperial Colorado Desert. Westmoreland. Comment
  SD214604  Castela emoryi Reid Moran 1966-5-22 13138 Imperial bare playa 350m wide; on route 98, 6I(c) miles SE of Coyote Wells 149 Comment
  SDSU12565  Castela emoryi Darren H. Burton, Robert Macaller 1996-4-18 18 IV96A Imperial Growing just outside the fence that encloses the Crucifixion Thorn Natural Area, along Hwy 98. Comment
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Oct 13 2011
  UCR252822  Castela emoryi Jim Andre 2013-3-3 23966 Imperial Sonoran (Colorado) Desert, Yuha Desert, along Hwy 98 c. 7 mi southeast of Ocotillo, just outside Crucifixon Thorn Natural Area 108 Comment
  UCR96254  Castela emoryi Nathan Moorhatch 1996-10-6 s.n. Imperial Sonoran (Colorado) Desert, Crucifixion Thorn Natural Area, south side of Hwy 98 Comment
  RSA788591  Castilleja foliolosa Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3514 Imperial The Jacumba mountains, above the Valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile north of the U.S./Mexico border. 1280 Comment
  RSA0092927  Caulanthus lasiophyllus Jim M. Andre 2015-3-3 31325 Imperial Along dirt road 0.6 mi. west of Imperial Hwy (Hwy S2), 7.5 mi NW of town of Ocotillo, just east of San Diego County line. 252 Comment
  SD161403  Caulanthus lasiophyllus Jon P. Rebman, Jim Rocks 2005-2-10 10945 Imperial Little Picacho Wilderness Area (BLM property), north of Winterhaven, southwest of Colorado River, approximately 18 miles north of S24, on Picacho Road; just south of the Picacho State Recreation Area. (IPB 10/07) 195 Comment
  UCD114692  Caulanthus lasiophyllus G. L. Webster; S. Lynch 1973-3-18 7605 Imperial Campbell Grade, ca. 4.5 miles W of Vallecito Stage Station. 609 Comment
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Jun 25 2013
  UCR279218  Caulanthus lasiophyllus A. C. Sanders, Jim Malusa 2017-3-13 42861 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Salvation Wash east of Salvation Pass, 1 km above to 1.1 km below confluence with German Diggins Wash 373 Comment
  RSA792665  Ceanothus greggii Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4431 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  UCD57798  Cenchrus echinatus T. C. Fuller 1962-10-17 9789 Imperial 0.9 mile northeast of Bard, road to Laguna Dam. Comment
  SBBG59130  Cenchrus incertus R. Hoffmann 1928-10-21 Imperial El Centro Comment
  SBBG1435  Centrostegia thurberi H. and M. Dearing 1937-4-17 2849 Imperial Kane Spring Comment
  RSA603899  Ceratophyllum demersum L. C. Wheeler 1954-9-25 7091 Imperial Palo Verde, 8 miles south of. In margin of sluggish Colorado River near Johns Boat Landing Comment
  SEINET8071805  Ceratophyllum demersum K. Klementowski 2004-1 AZ 320 -194 Imperial Imperial Resevoir Comment
  RSA698710  Cercidium floridum LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1275 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  RSA405375  Cercidium floridum subsp. floridum C. Epling 1932-4-9 s.n Imperial Fish Springs near Salton Sea. Comment
  CAS-BOT-BC276304  Chaenactis carphoclinia Philip A. Munz; C. L. Hitchcock 1932-4-6 12157 Imperial Near wash, 20 miles NE of Ogilby Comment
  CAS-BOT-BC276306  Chaenactis carphoclinia Ira L. Wiggins 1941-3-24 9591 Imperial 3.1 miles S of Pope, eastern side of Salton Sea Comment
  CAS-BOT-BC276308  Chaenactis carphoclinia E. A. McGregor 1917-4-22 882 Imperial Colorado Desert. Niland, Imperial Valley Comment
  SD17505  Chaenactis carphoclinia Allan Keller 1937-4-10 Imperial Carrizo Wash. Comment
  UCR241625  Chaenactis carphoclinia A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40651 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, south of the old Blythe-Niland Road and of the Bradshaw Trail, c. 3.5 km west of Raineys Well 579 Comment
  HSC85334  Chaenactis carphoclinia var. carphoclinia Steve Boyd 1986-2-6 1211 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  RSA0087643  Chaenactis carphoclinia var. carphoclinia Mitchell Provance 2008-3-15 10074 Imperial Chocolate Mountains Region: E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c.2.5 miles NNE of the border checkpoint. 293 Comment
  RSA176337  Chaenactis carphoclinia var. carphoclinia R. F. Thorne, Robert L. Rutherford 1964-4-10 33588 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  RSA278783  Chaenactis carphoclinia var. carphoclinia Bonnie M. Rich 1979-4-4 79009 Imperial [Unspecified] Comment
  SD191777  Chaenactis carphoclinia var. carphoclinia Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14434 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), in Grave Wash, Site ENCFRU in arroyo bottom and surrounding embankments 0 Comment
  SD199801  Chaenactis carphoclinia var. carphoclinia Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16109 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 2.7 mile W of Hwy. 86; Section 22 (SL22), Palm Wash, Site PHOCAL in sandy arroyo bottom and surrounding mud embankments -9 Comment
  SD220627  Chaenactis carphoclinia var. carphoclinia Margaret R. Mulligan, L. Hendrickson, L. L. Jee 2008-4-25 2519 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City; Section 14 (SL14), in Coral Wash ca. 2 mi southwest of Hwy 86. 25 Comment
  SD243816  Chaenactis carphoclinia var. carphoclinia Donald Hazlett 1993-3-13 6750 Imperial 2 mi. S of Ocotillo Just N of WA 152 Comment
  UC495160  Chaenactis carphoclinia var. carphoclinia Philip A. Munz and C. L. Hitchcock 1932-4-6 12157 Imperial 20 mi ne of Ogilby Comment
  UCD83489  Chaenactis carphoclinia var. carphoclinia Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5830 a Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  UCR103619  Chaenactis carphoclinia var. carphoclinia George K. Helmkamp, E. A. Helmkamp 1998-3-19 2926 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR277527  Chaenactis carphoclinia var. carphoclinia Mitch Provance 2008-3-15 10074 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  SD191782  Chaenactis carphoclinia var. peirsonii Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14501 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
  SD159101  Chaenactis fremontii Jon P. Rebman 2001-3-14 7124 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  SDSU6470  Chaenactis fremontii H. Wedberg 1966-3-26 1135 Imperial At 2000' sign, about 8 mi. from Jacumba on the road to El Centro. 610 Comment
  SDSU6476  Chaenactis fremontii H. Wedberg 1962-4-7 879 Imperial About 10 miles E from Jacumba on the road to El Centro; about half way down the Mtn. Springs grade. Comment
  CAS-BOT-BC277864  Chaenactis stevioides C. L. Hitchcock 1968-3-12 25451 Imperial 5 mi. n.w. of Coyote Wells Comment
  JEPS34194  Chaenactis stevioides W. L. Jepson 1927-4-17 11777 Imperial foot of Mountain Springs Grade (Myer's Creek Bridge) 243 Comment
  SD200319  Chaenactis stevioides Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16634 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), north fork of Big Wash, Site FERCYL in arroyo and surrounding hillsides 27 Comment
  SD211373  Chaenactis stevioides Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18869 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
  SD243817  Chaenactis stevioides Stephen Larson 1983-3-13 Imperial [Locality determined by SDNHM] North of Mountain Springs Comment
  SEINET12800007  Chaenactis stevioides Chris Dietrich, M. Merello & H. Schmidt 1994-1 41 Imperial 12.5 miles north of Interstate 8, off Ogilby Road, 10.1 miles east on Hayduke Mine Road. (A278) BLM land. Desert Access Guide Map #21. Sonoran Desert creosote bush-scrub. Along a deep, gravelly wash. 215 Comment
  UCR236277  Chaenactis stevioides Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18869 Imperial Sonoran (Colorado ) Desert, Southwest of Plaster City on BLM property in an area proposed for development of solar facility, S of Co Hwy S80 and N of I-8, NE of Ocotillo & W of El Centro, along powerline road 53 Comment
  UCR269634  Chaenactis stevioides A. C. Sanders, Jim Malusa 2016-3-7 42135 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  SEINET10798247  Chaenactis stevioides Noel H. Holmgren, Patricia K. Holmgren 1974-3-29 Holmgren 7541 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo. 274 Comment
  RSA264074  Chaenactis stevioides var. stevioides Noel Holmgren 1974-3-29 7541 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo. 274 Comment
  RSA93813  Chaenactis stevioides var. stevioides F. W. Peirson 1935-4-16 11467 Imperial Midway Well eastern Colorado Desert Comment
  POM161127  Chamaesyce abramsiana L. R. Abrams 1902-9-27 s.n. Imperial Calexico-Imperial Comment
  UCR246548  Chamaesyce melanadenia Frank B. McMurry 1943-1 1371 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  RSA0020672  Chamaesyce pediculifera J. Andre 2013-3-3 23945 Imperial Yuha Desert, along dirt road 2.2 miles SW of town of Ocotillo, about 1.5 miles S of I-8. 165 Comment
  RSA0034203  Chamaesyce pediculifera Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren 2013-3-9 s.n. Imperial Chocolate Mountains; in Arrastra Wash approximately 2.25 air miles northeast of Picacho Peak. 129 Comment
  RSA776453  Chamaesyce pediculifera Amber Swanson, Duncan S. Bell 2011-2-24 159 Imperial Fossil Canyon, up Shell Cyn to base of Coyote Mtns N of Ocotillo, east of dump 135 Comment
  JEPS29266  Chamaesyce polycarpa Rimo Bacigalupi and L. Heckard, P. C. Hutchison 1962-3-20 8333 Imperial 4.5 mi s Picacho (on the Colorado River nw of Yuma); Box Canyon 152 Comment
  POM197845  Chamaesyce polycarpa Donald A. Johansen, Joseph A. Ewan 1932-4-13 7141 Imperial On sterile mesa and about base of Carnegicas, 5 miles north of Potholes, near Colorado river. Comment
  RSA0018553  Chamaesyce polycarpa Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6073 Imperial Jacumba Mountains; in canyon hiking over to Skull Canyon to the east of Davies Canyon, about 1.75 air mile north of the U.S./Mexico border. 220 Comment
  RSA336162  Chamaesyce polycarpa R. F. Thorne 1978-4-29 52132 Imperial West of Chocolate Mountains, ca. 1 mile east of Coachella Canal and west of Melson Well. Comment
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Jun 15 2012
  UC665859  Chamaesyce polycarpa Ira L. Wiggins 1941-3-24 9605 Imperial 6 mi ne Niland (on rd to Beal Well) Comment
  POM184128  Chamaesyce polycarpa var. hirtella P. A. Munz, C. L. Hitchcock 1932-4-6 12164 Imperial 20 miles NE of Ogilby. Comment
  RSA697599  Chamaesyce polycarpa var. hirtella J. Russell Bruff 1929-12-28 s.n. Imperial Spindle Top Well. Comment
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Aug 29 2016
  RSA600252  Chamaesyce setiloba L. C. Wheeler 1954-11-27 7119 Imperial 6 mi. south of Palo Verde, 2 miles north of John's Boat Landing. Comment
  RSA70393  Chamaesyce setiloba E. C. Jaeger 1921-3-13 5450 Imperial Dos Palms, Salton Wash, Colorado Desert Comment
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Aug 29 2016
  UC484094  Cheilanthes viscida C. B. Wolf 1931-3-14 Imperial base of Mountain Springs Grade 182 Comment
  SDSU22123  Chenopodium berlandieri var. sinuatum Jon Rebman, W. Schmidtmann & G. Kenney 2017-8-22 33671 Imperial Camp Pendleton: southwestern portion of Base; Training Area SMR One: southwest of the main air station on Base and just off of North River Road; on the west side of the Santa Margarita River 10 Comment
  SEINET3090365 Image available Chenopodium berlandieri var. sinuatum N. H. Holmgren, Patricia K. Holmgren 1973-3-29 6561 Imperial Chocolate Mountains, Picacho Road, 6.7 miles South of Picacho. 15.5 air-line miles North of Yuma 244 Comment
  SBBG87667  Chenopodium murale A. C. Sanders 1986-3-9 6241 b Imperial Painted Gorge, 5.1 mi N of S-80 on Painted Gorge Rd, ca. 5 mi NE of Ocotillo 152 Comment
  SD142247  Chenopodium murale Jon Rebman, L. Renfro 1997-11-19 4752 Imperial Northwest of Yuma: E of Ogilby Road along Indian Pass Road at Chemgold Company's Imperial Project Comment
  SEINET5643339  Chenopodium murale Noel H. Holmgren, Patricia K. Holmgren 1973-3-29 6561 Imperial Chocolate Mountains, Picacho Road, 6.7 miles south of Picacho, 15.5 air-line miles north of Yuma.; 0 244 Comment
  UCD98319  Chenopodium murale Malcolm A. Nobs; S. Galen Smith 1948-9-5 538 Imperial Imperial Valley, Delta of Alamo River, south end of Salton Sea. Comment
  UCR279528  Chenopodium murale A. C. Sanders, Jim Malusa 2017-3-12 42882 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Pegleg Well near Pegleg Mine 424 Comment
  UCR55283  Chenopodium murale A. C. Sanders 1988-11-6 8755 Imperial Sonoran (Colorado) Desert, Imperial Valley, NW of Brawley along Kalin Road between Fredricks and Walker Roads -46 Comment
  JEPS59768  Chenopodium pratericola W. L. Jepson 1927-4-16 11760 Imperial e Coyote Wells; Colorado Desert 60 Comment
  CAS-BOT-BC231761  Chilopsis linearis J. Latting 1977-12-11 s.n. Imperial Sonoran Desert: east side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road 69 Comment
  CAS-BOT-BC231765  Chilopsis linearis H. E. McMinn 1925-6-29 1464 Imperial 16 miles west of Yuma, Ariz., on border of Sand Hills, Col. Desert Comment
  SD17610  Chilopsis linearis Allen Keller 1937-5-31 Imperial 34.2 miles east of Holtville Comment
  CAS-BOT-BC540722  Chilopsis linearis subsp. arcuata Sarah J. De Groot; Cheryl Sevilla 2014-10-8 7341 Imperial Along Milpitas Wash Rd about 3.1 road miles W of Hwy 78, about 4.1 air mi SW of Palo Verde Peak. S end of the Palo Verde Mountains. N edge of Milpitas Wash 163 Comment
  RSA487820  Chloracantha spinosa A. C. Sanders 1988-11-6 8742 Imperial Imperial Valley between Brawley & Westmoreland, Highway 86 at junction with Kalin Road and Tamarack Canal Crossing, 1.6 miles NW of New River crossing at Brawley. -34 Comment
  UCD130406  Chloracantha spinosa R. N. Raynor 1941-7-24 s.n. Imperial Imperial Valley. Comment
  UCR99990  Chloracantha spinosa B. G. Pitzer 1997-10-18 3319 Imperial Sonoran (Colorado) Desert, Hwy 78, at Midway Well Road, c. 11 road mi north of junction with Hwy S34 (Ogilby Rd); c. 8.6 road mi south of Walter's Camp Road & Milpitas Wash 100 Comment
  UC101076  Chloracantha spinosa var. spinosa J. E. Roadhouse 1906-11-15 Imperial Imperial Valley Comment
  RSA607328  Chorizanthe R. S. Woglum 1939-4-14 2252 Imperial Sonoran Desert: Niland-Blythe Road, near Beal's Well; south end of Chocolate Mountains. Comment
  SEINET10389867  Chorizanthe brevicornu A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42063 Imperial Chocolate Mountains, head of Mammoth Wash, above 'slot' canyon in upper gorge 488 Comment
  CAS-BOT-BC179027  Chorizanthe brevicornu var. brevicornu Ira L. Wiggins 1937-2-25 8608 Imperial Picacho Wash, 0.7 miles N of All-American Canal Spillway Comment
  RSA191726  Chorizanthe brevicornu var. brevicornu Robert F. Thorne, R. Rutherford 1964-4-10 33592 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  RSA696410  Chorizanthe brevicornu var. brevicornu LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1306 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD191996  Chorizanthe brevicornu var. brevicornu Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14391 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), small arroyo off of Grave Wash, Site LARTRI in arroyo bottom and surrounding cliff walls 89 Comment
  SD200151  Chorizanthe brevicornu var. brevicornu Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16521 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, W of Salton City, Along Hwy S22, section 29 (SP29), Site LANSET on mesa and surrounding mud and cobble hillsides 152 Comment
  CAS-BOT-BC191847  Chorizanthe corrugata Robert I. Gilbreath 1974-4-1 52 Imperial Borrego Desert 45 Comment
  JEPS22152  Chorizanthe corrugata Rimo Bacigalupi with Paul Hutchison 1958-2-18 6156 Imperial 4.5 mi s Palo Verde settlement (in arroyo running eastward into Laguna Palo Verde, at northeastern base Palo Verde Mountains); northeastern base Palo Verde Mountains 88 Comment
  SD115614  Chorizanthe corrugata Erik Jonsson, Diffie Clemons 1983-4-21 487 Imperial 6.6 miles E of Glamis, N of Hwy 78 152 Comment
  SD190671  Chorizanthe corrugata Larry Hendrickson, Jon P. Rebman 2005-4-15 3144 Imperial Picacho Recration Area, adjacent to maintenance yard 71 Comment
  SEINET5584826  Chorizanthe corrugata Stephen Hale 2010-1 Imperial Southern foothills of the Paoverde Mountains, 0.25 mile north of Milpitas Wash Road near the WAPA Blythe-Knob transmission line. 151 Comment
  UC1372535  Chorizanthe corrugata C. Leo Hitchcock 1970-3-18 25693 Imperial ca 8 mi n Winterhaven; n of Winterhaven Comment
  SBBG62184  Chorizanthe fimbriata L. Rowntree 1930-5-3 Imperial E side of Mtn Springs Grade Comment
  CDA22463  Chorizanthe rigida T. C. Fuller 1962-10-18 9806 Imperial Shell Canyon Road, 3.1 miles north of Ocotillo, south slope of Coyote Mountain. 0 Comment
  CDA22465  Chorizanthe rigida T. C. Fuller 1962-4-4 8092 Imperial Shell Canyon Road, south of Coyote Mountain, 2.8 miles north of Ocotillo. 0 Comment
  RSA48322  Chorizanthe rigida E. K. Balls 1949-4-4 12956 Imperial Near Frink on Hwy 111 -61 Comment
  SD192004  Chorizanthe rigida Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14372 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), small arroyo off of Grave Wash, Site LARTRI in arroyo bottom and surrounding cliff walls 89 Comment
  SDSU12889  Chorizanthe rigida Michael G. Simpson, SDSU Floristic Biodiversity Class, Biol. 596 1998-3-21 21 III98L Imperial Dirt road going west from S-2 at power lines, ca. 2 miles north of Ocotillo. Go west along road to rigth fork, ca. 1/4 miles. Hillside west of fork. 213 Comment
  CAS-BOT-BC160381  Chylismia arenaria Peter H. Raven 1958-3-1 11743 Imperial Palo Verde Mountains 10.5 miles south of Palo Verde Comment
  UCR265882  Chylismia arenaria Mitch Provance 2008-3-15 10098 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  UCD103719  Chylismia brevipes S. P. Lynch 1974-3-11 362 Imperial On Highway 195, ca. 5 miles S of Highway 10. 335 Comment
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Sep 12 2016
  UCR279437  Chylismia brevipes A. C. Sanders, Jim Malusa 2017-3-26 43055 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, north of Frink, along dirt road 800 m above Siphon 17 of the Coachella Canal 63 Comment
  JEPS22149  Chylismia brevipes subsp. brevipes Rimo Bacigalupi with Paul Hutchison 1958-2-18 6160 Imperial 4.5 mi s Palo Verde settlement (in arroyo running e into Laguna Palo Verde, at ne base of Palo Verde Mts); Palo Verde Mts. 88 Comment
  SD242886  Chylismia cardiophylla 1978-4-19 Imperial Shell Canyon Comment
  UC1184326  Chylismia cardiophylla subsp. cardiophylla Peter H. Raven 1958-1-26 11504 Imperial flood plain 2.2 mi n Ogilby Comment
  UC873918  Chylismia cardiophylla subsp. cardiophylla Lewis S. Rose 1938-2-4 38061 Imperial In-ko-pah Gorge E. slope Jacumba Pass 341 Comment
  SEINET5344332  Chylismia cardiophylla subsp. cardiophylla N. H. Holmgren, P. K. Holmgren 1973-3-29 6545 Imperial Picacho Road, 2 miles south of Picacho, 19 airline miles north of Yuma. 107 Comment
  SBBG80989  Chylismia claviformis A. C. Sanders 1985-3-24 5413 Imperial Road S22,, ca. 0.5 mi E of the Anza-Borrego State Park boundary, Borrego badlands, SE end of the Santa Rosa Mtns 60 Comment
  UCD103865  Chylismia claviformis S. P. Lynch 1974-3-11 364 Imperial On Highway 195, ca. 5 miles S of Highway 10. 335 Comment
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Sep 12 2016
  UCR278782  Chylismia claviformis Onkar Singh 2015-3-21 5159 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro Target 68 bombing range, c. 13 km SW of Glamis 37 Comment
  JEPS22144  Chylismia claviformis subsp. aurantiaca Rimo Bacigalupi with Paul Hutchison 1958-2-18 6165 Imperial 4.5 mi s Palo Verde settlement (arroyo running e into Laguna Palo Verde, at ne base of Palo Verde Mts); Palo Verde Mts. 88 Comment
  SD43766  Chylismia claviformis subsp. aurantiaca Darley F. Howe 1949-3-19 1977 Imperial Andrade. Comment
  SD48486  Chylismia claviformis subsp. aurantiaca E. K. Balls, P. C. Everett 1956-3-20 22888 Imperial On dry sandy flats, 0.5 miles north of US Highway 80, road to Blythe. (IPB 10/07) 60 Comment
  CAS-BOT-BC162825  Chylismia claviformis subsp. claviformis A. C. Sanders; G. Helmkamp; P. MacKay 1995-3-12 16070 Imperial Salton Sink, Santa Rosa Mountains foothills, rocky slopes SE of VABM Oasis, ca. 1 mi. NNW of Coolidge Springs 7 Comment
  CAS-BOT-BC160718  Chylismia claviformis subsp. peirsonii T. J. Crovello 1963-12-14 259 Imperial Along State Highway 78, 5 miles east of Ocotillo 15 Comment
  CAS-BOT-BC162677  Chylismia claviformis subsp. peirsonii E. K. Balls; P. C. Everett 1958-3-19 22883 Imperial 4 mi. w. of Mt. Signal, State hwy. 98, near sea level. Comment
  CAS-BOT-BC162682  Chylismia claviformis subsp. peirsonii Carl B. Wolf 1937-4-6 8441 Imperial Imperial Valley, 1 mi. So. of Truckhaven, Colorado Desert 45 Comment
  CAS-BOT-BC162722  Chylismia claviformis subsp. peirsonii P. A. Munz; C. L. Hitchcock 1932-4-4 12114 Imperial 5 miles N.W. of Dixieland Comment
  SD144449  Chylismia claviformis subsp. peirsonii G. K. Helmkamp, E. Helmkamp 1998-1-28 2624 Imperial 6.4 miles east of Highway CA-115 on Titsworth Road, ca. 2.5 miles south of point where Highway 115 turns south again, east of Calipatria. -39 Comment
  SD173094  Chylismia claviformis subsp. peirsonii Larry Hendrickson, L. Louise Jee 2005-4-22 2054 Imperial Trust for Public Lands Option Properties. Big Wash, approx. 4.6 air miles west of hwy. 86 and 3.0 air miles north of hwy. S-22 (Borrego-Salton Seaway). 124 Comment
  SD200100  Chylismia claviformis subsp. peirsonii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16308 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
  SD200106  Chylismia claviformis subsp. peirsonii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16556 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 26 (SL26), Amerosa Wash, Site CHOBRE on mesas and surrounding mud and cobble hillsides and arroyos -3 Comment
  SD242887  Chylismia claviformis subsp. peirsonii Andrea Laltoo 2005-3-26 32 Imperial Yuha Desert Area of Critical Environmental Concern, in wash running through De Anza campground, E of route 274 130 Comment
  SD242891  Chylismia claviformis subsp. peirsonii 1993-3-21 Imperial Pinto Canyon Comment
  SD27694  Chylismia claviformis subsp. peirsonii Allan Keller 207 Imperial Painted Gorge Comment
  SEINET4133376  Chylismia claviformis subsp. peirsonii N. H. Holmgren, P. K. Holmgren 1974-3-27 7506 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  UCSB30407  Chylismia claviformis subsp. yumae Krasner, Larry 1975-3-8 Imperial Sweeney canyon; in Anza Borrego State Park 274 Comment
  CAS-BOT-BC438656  Cistanthe ambigua Ira L. Wiggins 1941-3-24 9595 Imperial 9 miles north of Niland, on east side of Salton Sea. Comment
  CAS-BOT-BC438658  Cistanthe ambigua Ira L. Wiggins 1957-3-25 14056 Imperial 1.8 mi. N. of Calif. St. Hwy. on road to Gypsum Mine and Naval Bombing Range. Comment
  HSC82837  Cistanthe ambigua A. C. Sanders, Pitzer, Kniffen, Charlton, Wright, Weir, Bramlett 1986-3-9 6220 Imperial Yuha Desert, 0.7 mi. N of S-80 on Painted Gorge Rd., 4 mi. NE of Ocotillo, S of Coyote Wash 76 Comment
  OBI38393  Cistanthe ambigua Unknown 1986-3-9 6220 Imperial Yuha Desert, 0.7 mi N of S-80 on Painted Gorge Rd, 4 mi (airline) NE of Ocotillo, S of Coyote Wash 76 Comment
  RSA466519  Cistanthe ambigua H. de Forest, Jack Rempel 1933-9-4 s.n. Imperial Between Tamarac District & Superstition Mountain. Comment
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Mar 28 2011
  RSA698528  Cistanthe ambigua J. Russell Bruff 1928-4-15 s.n. Imperial 2 mi. fom Painted Gorge Comment
  RSA0125329  Claytonia parviflora subsp. parviflora Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3502 Imperial The Jacumba mountains, above the Valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile north of the U.S./Mexico border. 1280 Comment
  CSUSB735  Coldenia plicata Shirley Hill 1963-4-20 S. N. Imperial 9.2 miles west of Glamis on Glamis road Comment
  SD125130  Colubrina californica Steven P. McLaughlin, Janice E. Bowers 1984-2-28 2766 Imperial Eastern Imperial County; along narrow wash, Indian Pass Road. 0.7 miles E of Indian Pass 274 Comment
  CAS-BOT-BC516758  Condalia globosa T. B. Salvato; Fred M. Roberts; Tim Thomas 2013-3-14 7340 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, S of Chuckwalla Mountains, Arroyo Seco c. 6.6 km WSW of Rainey Well 595 Comment
  SEINET8072024  Condalia globosa A. Clifford 2011-1 AC 079 -11 Imperial Ferguson wash. Comment
  UCR249674  Condalia globosa T. B. Salvato, Fred M. Roberts, Tim Thomas 2013-3-14 7341 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 6.6 km west-southwest of Rainey Well 595 Comment
  SEINET7249058  Condalia globosa Teresa B. Salvato, Fred M. Roberts, Tim Thomas 2013-1 Imperial Comment
  JEPS68884  Condalia globosa var. pubescens Annie M. Alexander and Louise Kellogg 1938-12-15 277 Imperial s side Palo Verde Range; s side Palo Verde Range Comment
  RSA167536  Condalia globosa var. pubescens Robert L. Rutherford 1964-4-11 33606 Imperial Gables Wash, 3 miles W of Imperial Gables, Chocolate Mountains; 396 Comment
  SBBG128742  Condalia globosa var. pubescens A. C. Sanders, M. Provance 2012-10-25 40484 Imperial E side of Chocolate Mtns, between BLM rds 549 (old Niland-Blythe Rd) and 565, 6.1 km SW (248 deg) of Raineys Well 593 Comment
  SD144566  Condalia globosa var. pubescens Suzanne Bell 1998-3-1 307 Imperial Sandy wash west of Ferguson Lake Road Comment
  SD254698  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2015-3-5 41247 B Imperial Sonoran (Colorado) Desert: Chocolate Mountains near Salvation Pass, edge of Salvation Wash, in Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 360 Comment
  SEINET10493664  Condalia globosa var. pubescens Chris Dietrich, Mary Merello; Heidi H. Schmidt 1994-4-13 Dietrich 37 Imperial 12.5 miles north of Interstate 8, off Ogilby Road, 0.5 miles east on Hayduke Mine Road. (A278) BLM land. Desert Access Guide Map #21. Creosote bush scrub, along gravel washes. 245 Comment
  UCR201794  Condalia globosa var. pubescens A. C. Sanders 2009-1-28 36169 Imperial Sonoran (Colorado) Desert, 1.3 mi. (air) west of Ogilby Rd., 5.1 mi. (air) SE of the closest point on Hwy 78, 5.2 mi. (air) NE of Ruthven Siding on RR 177 Comment
  UCR242061  Condalia globosa var. pubescens A. C. Sanders, T. B. Salvato, Tim Thomas 2012-11-1 40501 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., west of N-S road north of BLM Rd 988, SW of Arroyo Seco, 5.4 km SW (230 deg. ) of Raineys Well 566 Comment
  UCR277800  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2017-1-12 42650 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, south edge of range at north side of Mesquite (New Gold) Mine 252 Comment
  CDA5509  Convolvulus arvensis T. C. Fuller 1962-10-17 9785 Imperial Benson property, Haven Lane, west of Highway 99, 0.5 mile south of Brawley. 0 Comment
  CLARK-A1528-4936  Convolvulus arvensis John C. Roos 1937-6-9 1667 Imperial Comment
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May 15 2017
  CDA21761  Conyza canadensis T. C. Fuller 1962-10-17 9794 Imperial Road to Laguna Dam, 0.2 mile south of Imperial dam, west bank of the Colorado River. 0 Comment
  SEINET7988629  Conyza canadensis Jon P. Rebman 1996-10-25 3708 Imperial Calexico, W of Calexico, along border between U.S./Mexico 50 Comment
  SEINET7988787  Coreopsis californica Jon P. Rebman 2001-4-13 7237 Imperial In-Ko-Pah Mountains, Jacumba Natural area, along road ascending to Valley of the Moon 1200 Comment
  CDA34395  Coronopus squamatus J. C. Hitchcock 1987-4-14 Imperial Imperial Valley, Canal-Date 49. 0 Comment
  SEINET7994338  Cressa truxillensis Jon P. Rebman 1996-10-28 3777 Imperial Salton Sea, At the Salton Sea and Lack Road, SE part 60 Comment
  UC1998416  Cressa truxillensis Frank B. McMurry 1945-5-26 Imperial Flood plain, Government Camp, Imperial Dam Site, Imperial County, California. Comment
  CDA18554  Croton californicus Frank B. McMurry 1943-1 1352 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  HSC8631  Croton californicus C. L. Hitchcock 1966-3-19 24279 Imperial 10 mi. W of El Centro Comment
  SBBG92535  Croton californicus B. Pitzer, G. R. Ballmer 1989-10-6 1463 Imperial Yuha Desert, Coyote Wash, ca. 0.5 mi E of Painted Gorge Rd 106 Comment
  SEINET9253074 Image available Croton californicus Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18938 Imperial East of Plaster City and Bureau of Land Management (BLM) property in an area proposed for development of a solar facility. S of hwy. S80 & N of I-8, E of Ocotillo & W of El Centro: along desert flats just south of HwyS 80 1 Comment
  UCD141929  Croton californicus Charles Convis 1980-3-28 94 Imperial Colorado Desert, San Sebastian Marsh area, Western Salton Basin, 27 km due WNW of Westmorland. San Felipe Creek 4 km WSW of highway 86, along S bank. -46 Comment
  UCR260177  Croton californicus Duncan S. Bell, Amanda Bell 2011-1-29 2013 Imperial Sonoran (Colorado) Desert, Superstition Mountains, southeast section of range, c. 12 mi south of the Salton Sea 127 Comment
  UCR278759  Croton californicus Onkar Singh, B. Huttar 2015-3-16 5110 Imperial Sonoran (Colorado) Desert, Algodones Dunes, c. 900 m NE of Gecko Rd and Hwy 78 junction 82 Comment
  RSA479345  Croton californicus var. tenuis H. de Forest, Jack Rempel 1933-4-9 18145 Imperial Supersition Mountains, Colorado Desert. Comment
  SFV4256A  Croton wigginsii D. S. Verity, J. Turner, F. M. Ball 1964-2-15 s. n. Imperial About 29.5 miles east of Holtville on main highway to Yuma. Sand dunes between highway and very old plank road. Comment
  SFV4258A  Croton wigginsii D. S. Verity, J. Turner, F. M. Ball 1964-2-15 s. n. Imperial About 29.5 miles east of Holtville on main highway to Yuma. Sand dunes between highway and very old plank road. Comment
  UCD142201  Croton wigginsii J. Latting 1977-12-9 s.n. Imperial Sonoran Desert; Gecko Campground; west side of Algodones Sand Dunes, East Mesa, south of Hwy 78. 61 Comment
  UCD142203  Croton wigginsii Robert F. Thorne 1978-5-30 52163 Imperial Algodones Dunes; N end of Dunes, ca. 2 miles SSE of Regina. 60 Comment
  UCR41697  Croton wigginsii A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6162 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
  UCR48468  Croton wigginsii Steve Boyd 1986-2-6 1263 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd. 152 Comment
  UCR89731  Croton wigginsii J. M. Stewart 1990-3-14 648 Imperial Sonoran Desert, Glamis Dunes off Interstate Hwy 8 on Gray's Well Road Comment
  SEINET10950831  Cryptantha Greg Gust, Leith Nye 2005-3-4 Gust 486 Imperial Summit of Black Mountain on Black Mountain Rd. High desert scrub. 549 Comment
  CDA40491  Cryptantha angustifolia T. C. Fuller 1962-4-4 8003 Imperial Highway 99 [later renumbered Highway 86], 3.3 miles south of Travertine Rock. 0 Comment
  JEPS29251  Cryptantha angustifolia Rimo Bacigalupi, and L. Heckard, and P. Hutchison 1962-3-20 8320 -A Imperial about 8 mi s Picacho (which is on the Colorado River nw of Yuma) Comment
  POM368175  Cryptantha angustifolia Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-29 7795 Imperial SW of railroad access road towards Glamis. foredunes of Pilot Knob Mesa, NE of Sand Hills. 107 Comment
  POM368201  Cryptantha angustifolia H. de Forest, Jack Rempel 1933-4-10 17757 Imperial Between Highway 80 & Ogilby. Comment
  POM47846  Cryptantha angustifolia P. A. Munz 1924-2-23 7811 Imperial 25 miles E. of Holtsville Comment
  RSA0104191  Cryptantha angustifolia Duncan S. Bell, Evan Meyer 2015-5-5 8187 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness area, to the north of Meyer Valley; approximately 3.5 air miles northeast of Mountain Spring. 423 Comment
  RSA124279  Cryptantha angustifolia E. K. Balls, P. C. Everett 1958-3-20 22943 Imperial 2.4 mi. N of U. S Hwy. 80 on rd. to Blythe. 91 Comment
  RSA289309  Cryptantha angustifolia Charles Convis 1980-4-10 151 Imperial Colorado Desert, Western Salton Basin, 27 km due WNW of Westmorland, Ca. Flats and stabilized dunes area 0-2 km N of San Felipe creek in area of confluence with Carrizo wash -21 Comment
  RSA610695  Cryptantha angustifolia R. S. Woglum 1940-3-10 2449 Imperial Sonora Desert: Ogilby. Comment
  SBBG6238  Cryptantha angustifolia M. A. Piehl 1964-4-24 6431 Imperial low dunes (active) along Ben Hulse Hwy ca. 1 mi W of Glamis 99 Comment
  SBBG87807  Cryptantha angustifolia A. C. Sanders with Charlton, Pitzer, Wright 1986-3-10 6270 Imperial N foot of Mount Signal, just N of the international boundary, 1.43 mi W of Mt Signal Rd on BLM Rd Y2918 60 Comment
  SD199902  Cryptantha angustifolia Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16555 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 26 (SL26), Amerosa Wash, Site CHOBRE on mesas and surrounding mud and cobble hillsides and arroyos -3 Comment
  SD242749  Cryptantha angustifolia 1993-3-11 Imperial Shell Canyon Comment
  SDSU13031  Cryptantha angustifolia Michael G. Simpson with Lee M. Simpson 1998-3-8 8 III98A Imperial Domelands. Dirt road from S-2, ca. 2 miles, take left fork just before end, to camp site area. 280 Comment
  SDSU18936  Cryptantha angustifolia C. Matt Guilliams, Jeff Marshall 2008-4-23 629 Imperial Southeast of the intersection of Ogilby Road and I-8. Ca. 30m east of Ogilby Road. 93 Comment
  SDSU22116  Cryptantha angustifolia Jon Rebman, SDNHM Botany volunteers 2017-3-18 32530 Imperial Indian Pass area to the north of the Cargo Muchacho Mountains: east of the Algodones Dunes; east of Ogilby Rd. (S34) & just north of Indian Pass Road; along a wash and adjacent volcanic flats 180 Comment
  SEINET3141249  Cryptantha angustifolia R. W. Spellenberg 2001-3-4 13128 Imperial 16 km N Winterhaven on road to Picacho State Recreation Area 200 Comment
  UC2030011  Cryptantha angustifolia LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1299 Imperial Colorado Desert; Chocolate-Chuckwalla Moutains region: Chocolate Mountains (Chocolate Mountain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. Comment
  UCR41505  Cryptantha angustifolia A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6154 Imperial Sonoran (Colorado) Desert, N end of Algodones Dunes, East Mesa at east end of Montgomery Road, c. l mi east of Highline Canal 18 Comment
  RSA746681  Cryptantha barbigera Larry Hendrickson, J. Rebman, et al. 2005-4-16 3210 Imperial Picacho State Recreation Area, Bear Canyon Wash, 1.5 SW of Colorado River. 115 Comment
  SD144004  Cryptantha barbigera G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2932 Imperial Colorado Desert: Imperial Dam area, just S of the dam on Hwy. S-24. 75 Comment
  SD260221  Cryptantha barbigera Mitch Provance 2008-3-15 10125 Imperial Chocolate Mountains Region: E side of Hwy 78, about 7 milews NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint. 292 Comment
  POM368298  Cryptantha barbigera Edwin Kline 1920-3-28 s.n. Imperial Colorado Desert, Imperial County. Comment
  SD200360  Cryptantha barbigera var. barbigera Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16785 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 14 (SL14), NW of Tetherball Hill in Coral Wash, Site AMBSAL in dried mud and sand arroyo and surrounding hillsides 6 Comment
  SEINET10389902  Cryptantha barbigera var. barbigera A. C. Sanders, Jim Malusa 2016-3-17 42343 Imperial Chuckwalla Bench just inside Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. 1.2 km east of Surveyors Pass 629 Comment
  UCR269558  Cryptantha barbigera var. barbigera A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42016 Imperial Sonoran (Colorado) Desert, Hayden Well on Mammoth Wash, Chocolate Mountains 284 Comment
  SD200366  Cryptantha barbigera var. fergusoniae Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16691 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
  SDSU19389  Cryptantha barbigera var. fergusoniae Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16253 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
  GMDRC9402  Cryptantha costata J. M. Andre 2017-3-4 37246 Imperial Algodones Dunes: 0.2 mi. south of Interstate 8, 0.4 mi. southeast of Ogilby Rd overpass, eastern blowout zone of dune system 66 Comment
  RSA0034114  Cryptantha costata Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana Van Klaveren 2013-3-10 4504 Imperial Algodones Dunes; just to the west of Glamis on the north side of Highway 78. 97 Comment
  RSA776460  Cryptantha costata Amber Swanson, Duncan S. Bell 2011-2-26 174 Imperial S side of Hwy 98 near Roys Rd to Pinto Wash. 31 Comment
  SD49319  Cryptantha costata Reid Moran 1958-3-5 6519 Imperial Pinto Wash. 74 Comment
  UCR211317  Cryptantha costata Jim Andre, T. La Doux 2009-2-26 9870 Imperial Sonoran (Colorado) Desert, west end of Algodones Dunes, along north side o Hwy 78 68 Comment
  CAS-BOT-BC218799  Cryptantha holoptera Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma Comment
  RSA388027  Cryptantha holoptera Steve Boyd 1986-2-6 1232 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
Read comments
Jan 23 2012
  GMDRC9787  Cryptantha maritima J. M. Andre 2017-3-9 37974 Imperial Salton Sink; 0.4 mi. west of Hwy 86, 5.3 mi. NNW of Salton City -19 Comment
  POM184855  Cryptantha maritima P. A. Munz, C. L. Hitchcock 1932-4-6 12175 Imperial Chocolate Mountains, Colorado Desert. Above 4S Ranch, NE of Ogilby Comment
  SD143999  Cryptantha maritima G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2936 Imperial Colorado Desert: Imperial Dam area, just S of the dam on Hwy. S-24. 75 Comment
  SD173254  Cryptantha maritima Larry Hendrickson, L. Louise Jee 2005-4-22 2075 Imperial Trust for Public Lands Option Properties. Big Wash, approx. 4.6 air miles west of hwy. 86 and 3.0 air miles north of hwy. S-22 (Borrego-Salton Seaway). 124 Comment
  SD199920  Cryptantha maritima Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16407 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa -4 Comment
  SD200367  Cryptantha maritima Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16771 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 15 (SP15), Coral Wash, Site PECHET on dried mud and sand arroyo and surrounding hillsides 4 Comment
  SD258357  Cryptantha maritima J. M. Andre 2013-3-3 23984 Imperial Yuma West; along frontage rd at RR tracks, just N of I-8, just west of Winterhaven, approx 3 mi NW of Yuma AZ 39 Comment
  UC178186  Cryptantha maritima T. S. Brandegee 1901-3-30 Imperial near Boundary Line; Colorado Desert, Signal Mt. Comment
  UC857174  Cryptantha maritima Ira L. Wiggins 1937-2-25 8605 Imperial 0.7 mi n All-American Canal Spillway; Picacho Wash Comment
  UCR103600  Cryptantha maritima George K. Helmkamp, E. A. Helmkamp 1998-3-19 2936 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR163575  Cryptantha maritima B. G. Pitzer 1998-2-2 3524 Imperial Sonoran (Colorado) Desert, Indian ['Tumco'] Wash, where powerline crosses Ogilby Road 198 Comment
  UCR211322  Cryptantha maritima Jim Andre, T. La Doux 2009-2-26 9864 Imperial Sonoran (Colorado) Desert, Borrego Desert, low hills c. 1.5 mi northeast of Ocotillo and Fwy I-8 96 Comment
  UCR269626  Cryptantha maritima var. maritima A. C. Sanders, Jim Malusa 2016-3-7 42125 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  UCR269688  Cryptantha maritima var. maritima A. C. Sanders, Jim Malusa 2016-3-17 42329 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. at west side of Surveyors Pass 663 Comment
  UCR281194  Cryptantha maritima var. maritima A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-9 42777 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash, upper canyon c. 5.5 km above Hayden Well 454 Comment
  CDA18509  Cryptantha maritima var. pilosa Frank B. McMurry 1943-1 1344 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  POM73193  Cryptantha maritima var. pilosa Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  SDSU19679  Cryptantha maritima var. pilosa Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18852 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
  UCR155754  Cryptantha micrantha var. lepida Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7228 Imperial Peninsular Range/Sonoran (Colorado) Desert, In-Ko-Pa Mtns, Jacumba Natural Area, at top of grade along the road to Valley of the Moon, just east of the microwave towers 1200 Comment
  SD242760  Cryptantha micrantha var. micrantha 1993-3-21 Imperial Pinto Canyon Comment
  PASA1991  Cryptantha nevadensis Frank W. Peirson 1922-4-13 Imperial Foot of Mountain Springs Grade Comment
  UCR269675  Cryptantha pterocarya var. cycloptera A. C. Sanders, Jim Malusa 2016-3-17 42314 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass 599 Comment
  UCR269888  Cryptantha pterocarya var. cycloptera A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42206 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  JEPS103092  Cryptantha pterocarya var. pterocarya Dave Silverman with Jon Rebman 2001-4-23 3971 Imperial In-Ko-Pah Mountains, access road to Valley-of-the-Moon SW Imperial Co., near SE boundary of San Diego Co. 1031 Comment
  OBI38916  Cryptantha racemosa A. C. Sanders, w/ Pitzer, Charlton, Kniffen, & Wright, Wright 1986-3-10 Imperial Coyote Mts, 2.15 mi N of hwy S-2 on a dirt rd 1.1 mi SE of the San Diego Co line (T16S, R9e, E1/2 of E1/2 sec 6 305 Comment
  SEINET2082684  Cryptantha racemosa A. Phillips 2003-5-4 sn Imperial Algodones Dunes, near Glamis, shifting sand dunes. 76 Comment
  RSA0121667  Cucumis melo subsp. agrestis T. C. Fuller 1969-10-22 19019 Imperial All American Canal near Bond's Corner, e. of Calexico. Comment
  RSA394334  Cucurbita palmata H. de Forest, Jack Rempel 1932-12-18 s.n. Imperial Between Glamis and Ruthveu Comment
  RSA394339  Cucurbita palmata L. H. Jones 1910-9-8 s.n. Imperial Pilot Knob at Colorado River. Comment
  SDSU21249  Cucurbita palmata S. H. Bullock 1968-4-8 113 Imperial 4 mi. east, 1 mi. north of junction of U.S. 80 and Calif. State 98. 76 Comment
  SD191490  Cylindropuntia acanthocarpa var. coloradensis Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3223 Imperial Picacho State Recreation, south of Colorado River, Taylor Lake Overlook. 202 Comment
  SEINET2057209 Image available Cylindropuntia acanthocarpa var. coloradensis Jon P. Rebman, Maggie Loy 1996-10-27 3745 Imperial Just E of Ogilby Road (S34) on Hwy 78 (Ben Hulse Hwy), between Palo Verde and Brawley. 250 Comment
  SD139150  Cylindropuntia bigelovii Jon P. Rebman, Maggie Loy 1996-10-27 3743 Imperial Just east of Ogilby Road (S34), on Highway 78 (Ben Hulse Highway), between Palo Verde and Brawley. (IPB 10/07) 249 Comment
  UCR269099  Cylindropuntia bigelovii Marc A. Baker, A. C. Sanders, Michelle Cloud-Hughes 2016-1-21 18480 Imperial Sonoran( Colorado) Desert, Chocolate Mountains, 20 km east-northeast of Niland, 54 km north-northeast of central El Centro, 6.1 km southeast of Lion Head Mountain 400 Comment
  CAS-BOT-BC59351  Cylindropuntia echinocarpa Ira L. Wiggins 1937-2-19 8571 Imperial Field redacted by CAS, contact the data manager for more information Comment
  RSA0072257  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2013-4-16 17730 Imperial Lower bajada on south side of Chuckwalla Mountains, Graham Pass Road, 350m NE of its intersection with Bradshaw Trail, 4km SW of Graham Pass, 58km WSW of Blythe. 499 Comment
  SD201134  Cylindropuntia echinocarpa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16738 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
  SD211396  Cylindropuntia echinocarpa Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18907 Imperial South 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; in a large wash just S of a powerline road 36 Comment
  SEINET9037723 Image available Cylindropuntia munzii M. A. Baker, Andy Sanders and Michelle Cloud-Hughes 2016-1-20 18469 Imperial Chocolate Mountains, Salvation Pass, 20km east of Niland, along the Niland-Pegleg Well Road, 56km NNE of central El Centro, 5.6km ESE of Lion Head Mountain, wash, associated flood plain, and adjacent hillside of outcroppings, rocks, and gravel 273 Comment
  SEINET9037727 Image available Cylindropuntia munzii M. A. Baker, Michelle Cloud-Hughes 2016-1-22 18485 Imperial Chocolate Mountains, 18km NE of Niland, 2.8km SSW of Beal Well, along Niland-Blythe Road, 62 km NNE of central El Centro, 1.1km north of the summit of Lion Head Mountain. 196 Comment
  SEINET9037769 Image available Cylindropuntia munzii M. A. Baker, Andy Sanders, Jim Malusa, and Michelle Cloud-Hughes 2016-1-19 18467 Imperial Chocolate Mountains, 22km ENE of Niland, 62km NNE of central El Centro, 5.6km ESE of Lion Head Mountain, wash, associated flood plain, and adjacent hillside of granite outcroppings, boulders, and rocks 451 Comment
  UCR268804  Cylindropuntia munzii Marc A. Baker, Michelle Cloud-Hughes 2016-1-22 18485 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 18 km (11 mi) northeast of Niland, 2.8 km south-southwest of Beal Well, along Niland-Blythe Road, 62 km north-northeast of central El Centro, 1.1 km north of the summit of Lion Head Mountain 348 Comment
  SEINET7992905  Cylindropuntia ramosissima Jon P. Rebman 2000-4-21 6557 Imperial Ogilby, Along Ogilby Road 50 Comment
  SEINET3271751  Cylindropuntia wolfii Marc A. Baker, Michelle Cloud-Hughes 2012-9-11 17611 Imperial Harpers Well 7.5' USGS topographic quadrangle Zone; north edge of San Felipe Creek, 950m north-northwest of Harper's Well, 5.7km west-southwest of intersection of Highway 78 and Highway 86S, 28km west-northwest of Westmorland. -36 Comment
  RSA0015811  Cynodon dactylon Jim Andre 2013-3-4 24099 Imperial Cargo Muchacho Mtns: west side of range, along Ogilby Rd, approx. 8.4 mi north of Jct Interstate 8. 166 Comment
  UC1100673  Cyperus erythrorhizos Herbert L. Mason and S. Galen Smith 1948-9-5 549 Imperial canal above Laguna Dam (Lower Colorado); Lower Colorado Comment
  RSA509460  Cyperus esculentus A. C. Sanders 1988-11-6 8745 Imperial Imperial Valley between Brawley & Westmorland, east side of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal crossing, 1.6 mi. NW of New River crossing at Brawley -34 Comment
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Sep 11 2007
  UCR107958  Cyperus esculentus Jon P. Rebman, Maggie Loy 1996-10-26 3742 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Imperial 10 Comment
  CAS-BOT-BC113939  Cyperus odoratus Peter H. Raven 1961-10-8 16836 Imperial Canalbanks on western outskirts of El Centro 12 Comment
  CAS-BOT-BC113940  Cyperus odoratus Peter H. Raven 1961-10-8 16836 Imperial Canalbanks on western outskirts of El Centro 12 Comment
  SD125050  Cyperus odoratus Steven P. McLaughlin, Janice E. Bowers 1985-2-15 2852 Imperial 1.8 miles north of Laguna Dam; along ditch with flowing water. 149 Comment
  SEINET9886887 Image available Cyperus odoratus J. J. Thornber 1912-9-2 s.n. Imperial Bard Comment
  UC1100661  Cyperus odoratus Malcolm A. Nobs and S. Galen Smith 1948-9-4 522 Imperial 5 mi. n. Westmoreland (National Waterfowl Refuge); Imperial Valley, National Waterfowl Refuge Comment
  UCR54259  Cyperus odoratus A. C. Sanders 1988-11-6 8744 Imperial Sonoran (Colorado) Desert, Imperial Valley between Brawley & Westmorland, east side of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal crossing, 1.6 mi. NW of New River crossing at Brawley -34 Comment
  CDA29736  Cyperus rotundus L. Arellano, E. Cazaras 2009-7-21 PDR# 1263722 Imperial In the vicinity of Seeley. Floxglove Canal near North Westmorland Road and Hetzel Road. 0 Comment
  SD250556  Cyperus strigosus Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28816 Imperial Along the Colorado River: south of Milpitas Wash; east of Hwy 78; south of Palo Verde & southeast of the Palo Verde Mountains; south of Water's Camp; on BLM land on the west side of the Colorado River near the end of Walter's Camp Road 105 Comment
  POM50475  Dalea mollis George D. Abrams 1903-1-13 s.n Imperial 5 miles Southeast of Imperial Comment
  RSA253659  Dalea mollis Noel Holmgren, Patricia K. Holmgren 1973-3-25 6522 Imperial 20 airline miles East of downtown Brawley, near the Sand Hills. 46 Comment
  RSA302358  Dalea mollis R. F. Thorne 1977-11-26 50912 Imperial North of Pilot Knob near jct. of Sidewinder Rd. and hwy I-8, east of Pilot Knob campground. 67 Comment
  RSA404173  Dalea mollis M. B. Dunkle 1932-3-26 2949 Imperial Kane Springs Comment
  HSC14691  Dalea mollis var. mollissima C. L. Hitchcock, C. V. Muhlick 1964-3-19 23142 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  JEPS41694  Dalea mollissima Newlon 1922-4-1 407 Imperial near Coyote Wells Coyote Wells; Colorado Desert Comment
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Oct 9 2010
  RSA0018682  Dalea mollissima Jim Andre 2013-3-4 24064 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 mi NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi north of Jct Interstate 8. 158 Comment
  RSA404192  Dalea mollissima Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7782 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob. 79 Comment
  SD14571  Dalea mollissima Frank F. Gander 1936-4-15 1362 Imperial Extreme northwest corner of Imperial County. Comment
  SEINET906519  Dalea mollissima Steven P. McLaughlin 1984-1 2749 Imperial Indian Pass Road 4.6 miles NE of Ogilby Rd. 244 Comment
  UCD105696  Dalea mollissima Rimo Bacigalupi; Paul Hutchison 1958-2-17 6124 Imperial Northwestern slopes of Cargo Muchacho Mts., Colorado Desert, 4.8 miles north of Ogilby. 135 Comment
  UCR103631  Dalea mollissima George K. Helmkamp, E. A. Helmkamp 1998-3-19 2917 Imperial Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam. 76 Comment
  UCR254190  Dalea mollissima Jim Andre 2013-3-4 24159 Imperial Sonoran (Colorado) Desert, along Ogilby Road, 22 mi north of I-8, c. 4 mi south of the junction with Hwy 78 242 Comment
  CLARK-A1528-2769  Dalea parryi Art Whistler 1966-4-4 Imperial Glamis Comment
  RSA794053  Dalea schottii var. puberula Doris Bowers 1974-5-4 2234 Imperial Coyote Creek, Anza-Borrego State Park 335 Comment
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Sep 11 2013
  CAS-BOT-BC283025  Dasyochloa pulchella Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9611 Imperial Upper end of Painted Gorge, Carisso Mts. Comment
  POM197424  Dasyochloa pulchella Roxana S. Ferris 1928-4-21 7167 Imperial Between Glamis and Blythe Comment
  UCD65760  Dasyochloa pulchella F. W. Peirson 1922-4-13 4330 Imperial Foot of Mountain Springs Grade. Comment
  JEPS121568  Datura discolor Adam C. Schneider with Will Freyman 2014-2-16 377 Imperial Eastern edge of Algodones Dunes. Comment
  JEPS46502  Datura discolor W. L. Jepson Nov. 1912 5292 Imperial Picacho Comment
  RSA643345  Datura discolor R. D. Goeden, D. W. Ricker 1978-1-12 s.n. Imperial Colorado Desert: Sandy desert wash [Coyote Wash?], S of Ocotillo 128 Comment
  SD260307  Datura discolor A. C. Sanders, Jim Malusa 2016-3-6 42106 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, Mammoth Wash area on dirt road toward Hayden Well from Ted Kipf Rd., 4.18 km NE (68a^z) of Totuga Siding on the railroad. 121 Comment
  SEINET3282752 Image available Datura discolor A. C. Sanders 2009-1-27 36163 Imperial Sonoran (Colorado) Desert; site of Ogilby, just N of the RR crossing on Ogilby Rd. 108 Comment
  UC1080594  Datura discolor E. K. Balls and P. C. Everett 1957-11-5 22761 Imperial road ne from Niland to Beal Well Beal Well 121 Comment
  UCD83498  Datura discolor Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5838 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  UCR108110  Datura discolor Jon P. Rebman, L. Renfro 1997-11-19 4758 Imperial Sonoran (Colorado) Desert, NW of Yuma, east of Ogilby Rd along Indian Pass Rd at Chemgold Company's Imperial Project. Comment
  UCR115396  Datura discolor June Latting 1977-12-11 s.n. Imperial Sonoran/Colorado Desert, east side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road 69 Comment
  JEPS12296  Datura wrightii S. B. Parish 1912-10-21 8334 Imperial Colorado River <bat<?>crus?> Ft. Yuma; Colorado River <bat<?>crus?><batteries?> Comment
  RSA167524  Datura wrightii Robert F. Thorne, R. Rutherford 1964-4-11 33622 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA421910  Datura wrightii Edwin Kline 1920-9-2 s.n. Imperial [Unspecified] Comment
  RSA802276  Descurainia pinnata Duncan S. Bell 2013-3-24 4602 Imperial The eastern base of the Jacumba Mountains; in Palm Canyon Wash approximately 6.25 air miles southwest of the town of Ocotillo and about 0.25 air mile east of the boarder of Anza-Borrego Desert State Park. 405 Comment
  UCR269859  Descurainia pinnata A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42213 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  CAS-BOT-BC43116  Descurainia pinnata subsp. brachycarpa E. A. McGregor 1917-6-10 928 Imperial 10 miles east of El Centro. 282 Comment
  POM369376  Descurainia pinnata subsp. glabra N. C. Cooper 1949-3-17 3113 Imperial Mountain Springs 610 Comment
  SD115629  Descurainia pinnata subsp. glabra Duffie Clemons, Erik Jonsson 1983-5-14 582 Imperial In-Ko-Pah Mountain, south of I-8, in shelter of granite rocks. 1157 Comment
  RSA0037112  Desmanthus virgatus L. Arellano 2011-7-7 PDR 1263694 Imperial Holtville, Pine Elementary School, 3295 Holt Rd. (near Townsend Rd). Comment
  RSA608651  Dicoria canescens R. S. Woglum 1938-11-7 2145 Imperial Sonoran Desert: Sand Hills west of Yuma (AZ). Comment
  SD113173  Dicoria canescens Darley F. Howe 1964-11-8 4020 Imperial Sand dunes 23.1 miles east of Brawley on road to Glamis. Comment
  SD250442  Dicoria canescens Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6087 Imperial Jacumba Mountains; Skull Canyon to the east of Davies Canyon, about 0.75 air mile north of the US/Mexico border. 255 Comment
  UCR134119  Dicoria canescens June Latting 1978-5-1 s.n. Imperial Sonoran (Colorado) Desert, Imperial Sand Dunes, Ogilby Road at I-8 69 Comment
  UCR46270  Dicoria canescens J. E. Bowers, S. P. McLaughlin 1983-11-12 2783 Imperial Sonoran (Colorado) Desert, Algodones Dunes. Osborne Park on Hwy 78. Comment
  RSA93921  Dicoria canescens R. S. Woglum 1938-11-7 12642 Imperial Sonoran Desert: Sand Hills west of Yuma (AZ). Comment
  SEINET3828999  Diplachne fusca var. uninervia John R. Reeder, Charlotte G. Reeder 1988-1 8244 Imperial 6.5 km NW of Niland. Comment
  CAS-BOT-BC150909  Diplacus bigelovii var. bigelovii Ira L. Wiggins 1957-3-25 14066 Imperial At junct. of Calif. St. Hwys. 80 and 98 Comment
  UCD64331  Distichlis spicata var. divaricata B. A. Madson 1938-1 Imperial Salton Sea. Comment
  SD128395  Ditaxis claryana Duffie Clemons, Erik Jonsson 1989-12-31 2277 Imperial Only one seen among rocks on north bank of Ferguson Wash, Picacho Peak quad. (IPB 10/07) 146 Comment
  SJSU6049  Ditaxis claryana R. C. McGehee 1972-3-30 385 Imperial near Gavilan Wash NW of Picacho Peak Comment
  RSA167708  Ditaxis lanceolata R. F. Thorne, Robert L. Rutherford 1964-4-12 33662 Imperial W-facing, of Palo Verde Peak, Palo Verde Mts. 457 Comment
  RSA681849  Ditaxis lanceolata Scott D. White, Michael Honer 2003-3-28 8890 Imperial Fish Creek Mountains: Unnamed wash between Fish Ck Mts and Split Mountain (San Diego Co.), ca. 10 road miles S of Ocotillo Wells on Split Mtn Rd. South of existing US Gypsum quarry area. Proposed for future gypsum mining. 152 Comment
  SD199984  Ditaxis lanceolata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16463 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas 99 Comment
  UCR253881  Ditaxis lanceolata Jim Andre 2013-3-4 24065 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  RSA600258  Ditaxis neomexicana L. C. Wheeler 1954-11-27 7117 Imperial 6 mi. south of Palo Verde, 2 miles north of John's Boat Landing. Comment
  SD199988  Ditaxis neomexicana Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16484 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas 99 Comment
  SD200401  Ditaxis neomexicana Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16669 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), near north fork of Big Wash, Site TRICAL on mesas and surrounding hillsides 57 Comment
  UCR227942  Ditaxis neomexicana Jon P. Rebman, Guy L. Fleming, Victoria Marshall, Annette Winner 2009-3-24 16669 Imperial Sonora (Colorado) Desert, Freeman Preoperties (Truckhaven) west of the Salton Sea, northwest of Salton City, west of Hwy 86, section 8 (SL8), near north fork of Big Wash, Site CYLECH 58 Comment
  UCR33593  Ditaxis neomexicana Sears 1978-3-15 771 Imperial Sonoran (Colorado) Desert, 1 mi. north of Ogilby, 2 mi. down Desert Rat Trailer Park Road. Runnel-interfluve system on W side of Cargo Muchacho Mtns. 198 Comment
  UCD77604  Ditaxis serrata Robert E. Preston 1997-11-13 1070 Imperial Mesquite Mine. 231 Comment
  HSC7961  Ditaxis serrata var. serrata C. L. Hitchcock 1966-3-19 24286 Imperial Between Yuma and Holtsville Comment
  POM184591  Ditaxis serrata var. serrata P. A. Munz, C. L. Hitchcock 1932-4-4 12141 Imperial Sandy wash 5 mi. N.W. of Dixieland. Comment
  SEINET7997059  Ditaxis serrata var. serrata Jon P. Rebman 1996-10-27 3768 Imperial Algodones Dunes, N of Glamis; Algodones Dunes 60 Comment
  CAS-BOT-BC43592  Dithyrea californica Marcus E. Jones 1926-2-15 s.n. Imperial Near Indio. Comment
  CAS-BOT-BC43600  Dithyrea californica Mrs. W. J. Anderson 1925-3-27 s.n. Imperial Indio. Comment
  CDA24814  Dithyrea californica A. C. Browne 1953-1-22 Imperial South of Indio, Travertine Point Highway 99, near Imperial-Riverside County line. 0 Comment
  HSC25153  Dithyrea californica Richard Spjut 1972-2-16 2197 Imperial Colorado Desert, W of sand dunes W of Yuma along Hwy. 78 Comment
  RSA0013128  Dithyrea californica J. Mark Porter, Sarah J. De Groot 2012-4-12 15085 Imperial Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash. 347 Comment
  RSA124321  Dithyrea californica E. K. Balls, P. C. Everett 1958-3-20 22908 Imperial 0.5 miles N along road to Ogilby and Blythe from U.S. Hwy 80 60 Comment
  RSA651832  Dithyrea californica Forrest Deaner 1949-2-5 s.n. Imperial [Salton] Sea. -61 Comment
  UCD114735  Dithyrea californica G. L. Webster; S. Lynch 1973-3-18 7579 Imperial 2.3 miles N of Ocotillo. 152 Comment
  UCR166868  Dithyrea californica Chet McGaugh 2005-2-17 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, NE of Niland, along Coachella Canal between siphons 10-11 30 Comment
  UCR279044  Draba cuneifolia A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-9 42766 Imperial Sonoran (Colorado) Desert, Mammoth Wash near Hayden's Well, Chocolate Mountains 274 Comment
  RSA514327  Dudleya abramsii E. Jonsson 1983-5-14 587 Imperial Summit of Whip, In-Ko-Pah Mts S of I-8 Comment
  RSA431658  Dyssodia porophylloides H. de Forest, Jack Rempel 1933-4-10 17448 Imperial Pass in Mountains, Chocolate Mountains, Colorado desert Comment
  RSA776100  Echinocactus polycephalus Amber Swanson, Duncan S. Bell 2011-3-8 188 Imperial Off Lowe Rd near Imperial Gables E of Hwy 78 333 Comment
  SEINET13323968  Echinocereus engelmannii A. C. Sanders, J. Malusa. Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42231 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 427 Comment
  SEINET4889497 Image available Echinocereus engelmannii Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6506 Imperial Mountain Springs Grade near 1-8 exit. Comment
  RSA615274  Echinochloa colona Jon P. Rebman, Maggie Loy 1996-10-27 3754 Imperial South of Palo Verde: Palo Verde Valley area: along agricultural fields just west of the Colorado River, 33 deg 21'N, 114 deg 42'W 5 Comment
  SD139721  Echinochloa colona Jon Rebman, Maggie Loy 1996-10-27 3754 Imperial S of Palo Verde: Palo Verde Valley area: along agricultural fields just west of the Colorado River 4 Comment
  UCR108013  Echinochloa colona Jon P. Rebman, Maggie Loy 1996-10-27 3754 Imperial Palo Verde Valley, S of town of Palo Verde along agricultural fields just west of Colorado River 5 Comment
  UC1131538  Echinochloa crus-galli H. S. Yates 1937-7-3 6813 Imperial near El Centro; El Centro Quad. Comment
  UCR63902  Eclipta prostrata George K. Helmkamp 1989-9-17 s.n. Imperial Sonoran (Colorado) Desert, Beside Indian Pass Rd, 7.2 mi NE of Ogilby Rd (S34). 220 Comment
  RSA313048  Eleocharis geniculata Malcolm A. Nobs, S. Galen Smith 1948-9-5 556 Imperial Above Laguna Dam, Lower Colorado River. Comment
  SD250557  Eleocharis geniculata Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28820 Imperial Along the Colorado River: south of Milpitas Wash; east of Hwy 78; south of Palo Verde & southeast of the Palo Verde Mountains; south of Water's Camp; on BLM land on the west side of the Colorado River near the end of Walter's Camp Road 105 Comment
  RSA683873  Emmenanthe penduliflora var. penduliflora Jon P. Rebman 2001-3-14 7125 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  CAS-BOT-BC131291  Encelia farinosa Marcus E. Jones 1924-2-7 s.n. Imperial Salton Sink near Oasis Comment
  CAS-BOT-BC131295  Encelia farinosa C. B. Wolf 1931-3-14 1884 Imperial Along the west side of the Colorado River 152 Comment
  OBI30232  Encelia farinosa A. H. Teramura 1970-3-25 F 37 Imperial Algodones Dunes area, 1.0 mi SW of Glamis on Hwy 78 0 Comment
  UC1719676  Encelia farinosa Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11255 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region; Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. [Coordinates are off a little and map in Riverside Co. ] 570 Comment
  UCR120099  Encelia farinosa Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-23 4948 Imperial Sonoran (Colorado) Desert, W of Picacho State Recreation Area; along Indian Pass Road c. 9.1 mi east of Ogilby Road 150 Comment
  UCR134114  Encelia farinosa June Latting 1967-3-25 s.n. Imperial Sonoran (Colorado) Desert, 0.5 mi. west of Ocotillo Junction on Hwy 80 183 Comment
  SEINET11859834  Encelia farinosa T. J. Crovello 1963-12-16 296 Imperial 1 mi from Frink Springs, along gravel road, E side of Salton Sea 30 Comment
  POM356665  Encelia farinosa var. farinosa J. Doty 1969-3-8 577 Imperial S side of Imperial Raod, 3 miles W of Shell Canyon Road, 3.5 miles W of Ocotillo. Comment
  UCR236823  Encelia farinosa var. farinosa Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18857 Imperial Sonoran (Colorado ) Desert, Southwest of Plaster City on BLM property in an area proposed for development of solar facility, S of Co Hwy S80 and N of I-8, NE of Ocotillo & W of El Centro, along powerline road 53 Comment
  UCR269725  Encelia farinosa var. farinosa A. C. Sanders, Jim Malusa 2016-3-16 42274 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd. at powerlines, 2.6 km NNW of Beal Well 472 Comment
  CAS-BOT-BC131402  Encelia frutescens Reid Moran 1958-3-5 6528 Imperial Pinto Wash 75 Comment
  CAS-BOT-BC131411  Encelia frutescens Peter H. Raven 1958-1-26 11515 Imperial 2.4 miles north of Truckhaven, west side of the Salton Sea Comment
  HSC66474  Encelia frutescens A. P. Romspert, Harvey Surprenant 1979-4-28 7788 Imperial off Interstate 8 on the Sidewinder Rd. ca. 1.5 mi. NW of Pilot Knob 79 Comment
  POM156235  Encelia frutescens L. R. Abrams 1903-4-2 3156 Imperial Signal Mountain, Colorado Desert. Comment
  POM356714  Encelia frutescens M. B. Dunkle 1932-3-26 2951 Imperial Kane Springs Comment
  RSA289279  Encelia frutescens Charles Convis 1980-4-10 164 Imperial Colorado Desert, Western Salton Basin, 27 km due WNW of Westmorland, Ca. Flats and stabilized dunes area 0-2 km N of San Felipe creek in area of confluence with Carrizo wash. -21 Comment
  SBBG8064  Encelia frutescens R. Moran 1958-3-5 6528 Imperial Pinto Wash 75 Comment
  SD216546  Encelia frutescens Ian Cain 2011-3-17 1574 Imperial Along Dunaway Road south of I-8, 2.67km south south east of intersection with I-8 3 Comment
  UCR107984  Encelia frutescens Jon P. Rebman, Adrienne Russell 1997-9-6 4205 Imperial Sonoran (Colorado) Desert, W of Plaster City, along Painted Gorge Road, north of S-80. 40 Comment
  SD134341  Encelia frutescens var. frutescens R. Mitchel Beauchamp 1972-3-20 3200 Imperial W side of Colorado Desert near Coyote Mountain; Target 103, Naval Bombing Range 313 Comment
  SD191795  Encelia frutescens var. frutescens Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14453 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), in Grave Wash, Site ENCFRU in arroyo bottom and surrounding embankments 0 Comment
  SD199823  Encelia frutescens var. frutescens Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16084 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 1 mile W of Hwy. 86; Section 14 (SL14), Palm Wash, Site ABRVIL in sandy arroyo bottom and surrounding mud embankments -35 Comment
  CAS-BOT-BC502079  Ephedra aspera A. C. Sanders; Jim Malusa 2015-3-7 41328 Imperial Sonoran (Colorado) Desert: Chocolate Muntains, side canyon W of N fork of Salvation Wash, US Navy Chocolate Mtns Aerial Gunnery Range 457 Comment
  LA100966  Ephedra aspera H. van der Werff; 1981-5-19 4268 Imperial near Mountain Springs along highway 8 at the border of San Diego and Imperial Counties Comment
  SD124999  Ephedra aspera Steven P. McLaughlin, Janice E. Bowers 1985-3-6 2893 Imperial Common on rocky on north-facing slope, northwest end of Palo Verde Mountains. (IPB 10/07) 305 Comment
  SD242633  Ephedra aspera 1993-3-30 Imperial Sugar Loaf Comment
  SEINET3220917 Image available Ephedra aspera A. C. Sanders, D. Charlton, B. Pitzer, W. Wright 1986-3-10 6295 Imperial Mountain Springs Road exit from Hwy I-8, S side of old highway, ca. 1/3 mile E of community of Mountain Springs, at head of Myer Creek. 671 Comment
  RSA700271  Ephedra californica LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1223 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SD143078  Ephedra californica Jon P. Rebman, Mike Simpson 1997-5-28 4127 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cave area, south of Mountain Spring. (IPB 10/07) Comment
  SD145539  Ephedra californica Jon P. Rebman, Melanie Howe 1997-4-5 3915 Imperial Jacumba Natural Area: E of Jacumba and SE of Inkopah: Smuggler's Cave area 900 Comment
  SD152321  Ephedra californica Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-21 6566 Imperial Inkopah Mountains. Jacumba Wilderness Area 1000 Comment
  SD54  Ephedra californica Ralph W. Sumner Unknown Imperial Mt. Springs Comment
  CAS-BOT-BC81724  Ephedra nevadensis Annie M. Alexander; Louise Kellogg 1941-3-21 1989 Imperial Beal Well Basin, Chocolate Mountains 410 Comment
  CAS-BOT-BC81746  Ephedra trifurca Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9591 Imperial State Highway #98 half way between Gray's Well and Calexico Comment
  CAS-BOT-BC81749  Ephedra trifurca Roxana S. Ferris 1928-4-19 7128 Imperial Yuma-El Centro Road Comment
  CAS-BOT-BC81756  Ephedra trifurca Charles Convis 1980-3-22 92 Imperial San Sebastian Marsh Area, Colorado Desert, Western Salton Basin, 27km due WNW of Westmorland -21--21 Comment
  CAS-BOT-BC81865  Ephedra trifurca C. B. Wolf 1931-3-12 1871 Imperial Colorado Desert, 12 mi. N.W. of Westmorland Comment
  CAS-BOT-BC81867  Ephedra trifurca Frank W. Peirson 1932-3-21 9774 Imperial Sand Hills along the Holtville-Yuma Road 76 Comment
  GMDRC2968  Ephedra trifurca T. La Doux, J. Andre 2009-2-26 199 Imperial Algodones Dunes: west end of Algodones Dunes, along N. side of Hwy 78, growing on deep sandy slopes, SW aspect, approx 5% gradient 32 deg. 58.62' N 115 deg. 10.251' W. - 224 ft. 68 Comment
  RSA101764  Ephedra trifurca R. Weatherby 1950-3-5 1050 Imperial Yuma sand dunes, Colorado Desert. Comment
  RSA746442  Ephedra trifurca G. Gust, L. Nye 2005-3-4 467 Imperial Ca. 12 m E of Brawley just S of intersection of Hwy 78 and A182. BLM land. 71 Comment
  RSA85178  Ephedra trifurca F. W. Peirson 1941-4-9 s.n. Imperial From Grays to Calexico. Comment
  SD28395  Ephedra trifurca Frank F. Gander 1941-3-20 8974 Imperial sand dunes Comment
  SD43743  Ephedra trifurca Darley F. Howe 1949-3-19 Imperial Between Holtville and Yuma Comment
  SEINET3829083  Ephedra trifurca J. Mark Porter 2003-1 13487 Imperial Imperial Dunes (Algodones Dunes), ca 2.2 mi NW of Interstate Highway 8, shallow dunes between the large transverse dunes. Comment
  SEINET3867743  Ephedra trifurca Sears 1978-3-15 751 Imperial 55 mi. W of Brock Research Station Experimental Farm #3, along roadside.; 0 40 Comment
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Apr 21 2015
  SEINET4560801  Ephedra trifurca A. C. Sanders, Chika Mori 2011-1 39664 Imperial Sonoran (colorado) Desert: Salton Basin, East Mesa, Hwy 78 at Whitlock Rd., 0.35 km east of Highline Canal 8 Comment
  UCR100858  Ephedra trifurca George K. Helmkamp, E. A. Helmkamp 1998-3-18 2870 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  SEINET5335169  Ephedra trifurca N. H. Holmgren, P. K. Holmgren 1973-3-25 6523 Imperial 14.5 airline miles east of downtown Brawley 8 Comment
  SEINET7048013  Ephedra trifurca Steven R. Hill, Kate Kramer 2001-4-27 33480 Imperial California Route 86/78, west side of road, near Kane Spring, 0.6 mile southeast of U.S. Border Patrol Station at San Felipe Wash bridge. About 3.3 miles southwest of the Salton Sea margin. Elevation about -170 feet. Comment
  UCR245970  Epilobium canum Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4384 Imperial Peninsular Range, Jacumba Mountains; Boulder Creek, c. 1.7 air miles southeast of Mountain Spring or c. 1.5 air miles southwest of Myer Valley 570 Comment
  SD152331  Equisetum hyemale subsp. affine Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6550 Imperial West of Glamis along Highline Canal, and east of Brawley, and just north of Highway 78. Comment
  SEINET2048869 Image available Equisetum hyemale var. affine Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6550 Imperial W of Glamis along Highline Canal and E of Brawley and just N of Hwy 78. 0 Comment
  RSA432720  Eremalche rotundifolia H. de Forest, Jack Rempel 1933-4-9 17702 Imperial Supersition Mountains, Colorado Desert. Comment
  SD143835  Eremalche rotundifolia G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2962 Imperial Little Picacho Wash along Picacho Road, 2.5 miles south of Picacho State Recreation Area. 152 Comment
  SD191948  Eremalche rotundifolia Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14420 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), in Grave Wash, Site MOHCON in arroyo bottom and surrounding embankments 113 Comment
  SD211422  Eremalche rotundifolia Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18893 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; just N of a powerline road 49 Comment
  SD242867  Eremalche rotundifolia Andrea Laltoo 2005-3-26 31 Imperial Yuha Desert Area of Critical Environmental Concern, open rocky area W of DeHnza campground, S of route 294 and NE of junction of routes 298 and 297 135 Comment
  UCR269549  Eremalche rotundifolia A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-3 42011 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash area, along dirt road to Hayden Well from Ted Kipf Rd. 201 Comment
  UCR279067  Eremalche rotundifolia A. C. Sanders, Jim Malusa 2017-3-11 42823 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., 18.25 km east (92 deg. ) of Niland 198 Comment
  UCR279318  Eremalche rotundifolia A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42711 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  RSA681364  Eremalche rotundifolia Scott D. White, Michael Honer 2003-3-28 8882 Imperial Fish Creek Mountains: Unnamed wash between Fish Ck Mts and Split Mountain (San Diego Co.), ca. 10 road miles S of Ocotillo Wells on Split Mtn Rd. South of existing US Gypsum quarry area. 152 Comment
  SD80848  Eremocarya micrantha var. micrantha Helen V. Witham 1970-3-1 706 Imperial Lower Pinto Wash 299 Comment
  JEPS22138  Eremothera boothii subsp. condensata Rimo Bacigalupi with Paul Hutchison 1958-2-16 6113 Imperial just s Nilan; Colorado Desert -38 Comment
  SD173098  Eremothera boothii subsp. condensata Larry Hendrickson, L. Louise Jee 2005-4-22 2069 Imperial Trust for Public Lands Option Properties. Big Wash, approx. 4.6 air miles west of hwy. 86 and 3.0 air miles north of hwy. S-22 (Borrego-Salton Seaway). 124 Comment
  SD200089  Eremothera boothii subsp. condensata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16478 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas 99 Comment
  SD200094  Eremothera boothii subsp. condensata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16171 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
  UC2030013  Eremothera boothii subsp. condensata LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1315 Imperial Colorado Desert; Chocolate-Chuckwalla Moutains region: Chocolate Mountains (Chocolate Mountain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. Comment
  UCSB12257  Eremothera boothii subsp. condensata Tarwater, Shirley 1961-3-4 Imperial 2 miles North of Mt. Signal, 15 miles West of Calexico, off Hwy 89, on dirt road Comment
  UCSB69247  Eremothera boothii subsp. desertorum UCSB Botanical Society 1979-3-3 Imperial Off Shell Canyon Road; 1.5 miles east of S2 Comment
  SD144865  Eremothera chamaenerioides Jon Rebman, A. Salywon & C. Christy 1998-3-21 4923 Imperial Davies Valley area; south of Ocotillo and south of Hwy. 98 149 Comment
  JEPS89104  Eremothera refracta Rimo Bacigalupi and L. Heckard, P. C. Hutchison 1962-3-20 8324 Imperial about 6.3 mi s Pichaco which is on the Colorado River (nw of Yuma); Burro Wash 182 Comment
  UCR269481  Eremothera refracta A. C. Sanders, Jim Malusa 2016-3-7 42111 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, wash crossing dirt road 1.5 km SW of E.O.D. Camp Burt (off intersection of Dietz Rd. & Skyline Dr.), toward Blue Mountain 343 Comment
  UCR279096  Eremothera refracta A. C. Sanders, Jim Malusa 2017-3-11 42807 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., 18.25 km east (92 deg. ) of Niland 198 Comment
  SD162619  Eriastrum eremicum subsp. eremicum Jon P. Rebman, Mark Miller 2003-5-11 8997 Imperial Jacumba Natural Area (BLM), In-Ko-Pah Mountains, east of Jacumba, just over east of San Diego/Imperial County border & just north of the US/Mex border, north of Elliot Mine. (IPB 10/07) 1139 Comment
  UC1790009  Eriastrum eremicum subsp. eremicum Jon Rebman, Mark Miller 2003-5-11 8997 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border; N of Elliot Mine Comment
  RSA792443  Ericameria brachylepis Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4399 Imperial Jacumba Mountains; Boulder Creek, approximately 1.7 air miles southeast of Mountain Spring or approximately 1.5 air miles southwest of Myer Valley. 570 Comment
  SEINET2050748 Image available Ericameria brachylepis Jon P. Rebman, Maggie Loy 1996-10-25 3681 Imperial Smuggler's Cave area: mountains southeast of In-ko-pah: east of Jacumba. 1030 Comment
  UCR245773  Ericameria brachylepis Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4399 Imperial Peninsular Range, Jacumba Mountains; Boulder Creek, c. 1.7 air miles southeast of Mountain Spring or c. 1.5 air miles southwest of Myer Valley 570 Comment
  SD126292  Erigeron canadensis Steven P. McLaughlin, Janice E. Bowers 1985-9-11 3051 Imperial Sandy ground along Colorado River just east of Ft. Yuma. Comment
  CAS-BOT-BC278492  Eriochloa contracta Malcom A. Nobs; S. Galen Smith 1948-9-6 562 Imperial About 5 miles west of El Centro Comment
  JEPS71211  Eriochloa contracta S. B. Parish 1912-10-21 8233 Imperial Colorado River, Fort Yuma Fort Yuma; Colorado River, Fort Yuma Comment
  RSA643372  Eriochloa contracta Jon P. Rebman, Adrienne Russell 1997-9-6 4196 Imperial Southeast of Brawley: at Cooper Road & Wiest., 32 deg 43'N'', 115 deg 65'W''. 9 Comment
  SD142939  Eriodictyon trichocalyx var. lanatum Jon P. Rebman, Mike Simpson 1997-5-28 4121 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cave area south of Mountain Spring Comment
  SD162628  Eriodictyon trichocalyx var. lanatum Jon Rebman, Mark Miller 2003-5-10 8970 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  UCR108034  Eriodictyon trichocalyx var. lanatum Jon P. Rebman, Mike Simpson 1997-5-28 4121 Imperial Sonoran (Colorado) Desert, Jacumba Wilderness Area: In-Koh-Pah Mtns, Smuggler's Cave area south of Mtn Spring. Comment
  UCR256042  Eriodictyon trichocalyx var. lanatum Jon P. Rebman, Melanie Howe 1997-4-5 3893 Imperial Sonoran Desert, Jacumba Natural Area: east of Jacumba: Inkopah Mtns: region near Valley of the Moon 900 Comment
  UCR100001  Eriogonum deflexum B. G. Pitzer 1997-10-18 3304 Imperial Sonoran (Colorado) Desert, Hwy 78, 7.1 road mi. south of town of Palo Verde and c. 5.4 mi. north of Walter's Camp Road 91 Comment
  UCR163667  Eriogonum deflexum John F. Green 2005-10-27 s.n. Imperial Sonoran (Colorado) Desert, Coachella Valley; east of Salton Sea, along Coachella Canal, ENE of Frink 30 Comment
  UCR166060  Eriogonum deflexum John F. Green 2005-4-7 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, right next to Coachella Canal siphon 12 30 Comment
  CAS-BOT-BC246433  Eriogonum deflexum var. deflexum F. A. M. 1936-3-24 14644 Imperial Near Sand Dunes, Highway from El Centro Comment
  CAS-BOT-BC246441  Eriogonum deflexum var. deflexum S. B. P. 1912-7-3 8060 Imperial Desmid [Durmid], Salton Sink, Colorado Desert Comment
  POM184122  Eriogonum deflexum var. deflexum P. A. Munz, C. Leo Hitchcock 1932-4-6 12158 Imperial 20 miles NE of Ogilby. Comment
  RSA336283  Eriogonum deflexum var. deflexum Robert F. Thorne 1978-4-29 52144 Imperial W. of Chocolate Mountains: 1 mile E of Coachella Canal and W of Melson Well. Comment
  RSA393284  Eriogonum deflexum var. deflexum H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Between Cargo Muchacho and Chocolate Mt. Comment
  SD192008  Eriogonum deflexum var. deflexum Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14488 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
  CAS-BOT-BC246467  Eriogonum deserticola Mrs. R. W. Campbell 1922-3-6 32 Imperial Near Salton Sea, Colorado Desert Comment
  CAS-BOT-BC246472  Eriogonum deserticola F. A. Thackery 1928-5-29 455 Imperial Peg Leg [Pegleg] Sand Dunes, between Holtville and Yuma Comment
  CAS-BOT-BC246487  Eriogonum deserticola T. C. Fuller 1959-10-7 3275 Imperial Yuma sand dunes, 1 mi. W/Hwy Maint. Station, ca. 15 miles W/Winterhaven Comment
  POM211232  Eriogonum deserticola R. H. Peebles 1934-9-11 10007 Imperial West of Yuma. Comment
  RSA423097  Eriogonum deserticola N. C. Cooper 1950-6-27 4588 Imperial W of Yuma. Comment
  RSA65131  Eriogonum deserticola F. W. Peirson 1927-11-26 7679 Imperial Along Blvd. about half way down the Salton Sea. Comment
  RSA793966  Eriogonum deserticola Duncan S. Bell 2012-11-11 4359 Imperial Algodones Dunes: north section of dunes, approximately 20 air miles northwest of the junction of Highway 78 and the Southern Pacific Railroad tracks, and approximately 16.5 air miles southeast of Niland. 60 Comment
  SD139515  Eriogonum deserticola Jon P. Rebman, Maggie Loy 1996-10-27 3764 Imperial North of Glamis, Algodones Dunes. (IPB 10/07) 60 Comment
  SD62113  Eriogonum deserticola Darley F. Howe 1965-5-13 4030 Imperial In sand dunes, 23.1 miles east of Brawley on road to Glamis Comment
  SEINET3087971 Image available Eriogonum deserticola Jon Rebman, Maggie Loy 1996-10-27 3764 Imperial Algodones Dunes; north of Glamis. 60 Comment
  SEINET6170770 Image available Eriogonum deserticola Carl B. Wolf 1932-1 4347 Imperial 3 miles South of Kane Springs -30 Comment
  SEINET6417358  Eriogonum deserticola K. A. Wagner 1981-4-23 Imperial 4.6 miles WSW of Ogilby, north of I-8. In the Algodones Dunes Comment
  SEINET6417359  Eriogonum deserticola Lawrence F. LaPre 1981-3-31 Imperial Sonoran (Colorado) Desert; Yuha Basin: collected 100 m west of Westside Main Canal; sea level 0 Comment
  UC463062  Eriogonum deserticola H. E. McMinn 1925-6-29 1449 Imperial <Comal?> near Holtville (40 mi w of Yuma, Ariz.); Colorado Desert; From <C?>o<m>al near Holtville - to site herein indicated. Comment
  UCR115377  Eriogonum deserticola June Latting 1977-12-11 s.n. Imperial Sonoran/Colorado Desert, east side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road 69 Comment
  UCR133888  Eriogonum deserticola June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Navy Salton Sea Test Base -46 Comment
  UCR26303  Eriogonum deserticola John C. Roos 1949-4-7 4178 Imperial Sonoran (Colorado) Desert, 40 mi SE of Niland Comment
  UCR33678  Eriogonum deserticola Sears 1977-10-13 s 593 Imperial Sonoran (Colorado) Desert, Park Imperial sand dunes 122 Comment
  RSA668470  Eriogonum deserticola S. Granger 1979-5-8 s.n. Imperial MPG-34 Comment
  SEINET7048031  Eriogonum deserticola Steven R. Hill, Kate Kramer 2001-4-27 33500 Imperial North side of California Route 78, 1.7 miles west of Glamis (measured from railroad crossing), Algodones Dunes. Elevation about 302 feet. Comment
  SD152171  Eriogonum fasciculatum var. flavoviride Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6514 Imperial Mountain Springs Grade, near I-8 exit. Comment
  RSA1597  Eriogonum fasciculatum var. polifolium Carl B. Wolf 1931-5-29 2189 Imperial 1/2 mile below Mountain Springs. 457 Comment
  SD200174  Eriogonum inflatum Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16163 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
  SD200178  Eriogonum inflatum Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16239 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments 60 Comment
  UCR99997  Eriogonum inflatum B. G. Pitzer 1997-10-18 3308 Imperial Sonoran (Colorado) Desert, Hwy 78, 7.1 road mi. south of town of Palo Verde and c. 5.4 mi. north of Walter's Camp Road 91 Comment
  RSA176257  Eriogonum inflatum var. deflatum Robert F. Thorne 1963-5-23 31837 Imperial Open desert along Hwy 80 near Plaster City. Comment
  RSA393593  Eriogonum inflatum var. deflatum H. de Forest, Jack Rempel 1933-4-30 s.n. Imperial 13 mi. from Kane Springs. Along road to Julian. Comment
  UC665876  Eriogonum inflatum var. deflatum Ira L. Wiggins 1941-3-25 9618 Imperial desert bajada 8.7 mi ne on road to Beal Well and Blythe Niland Comment
  UC849558  Eriogonum inflatum var. deflatum Ira L. Wiggins 1937-2-25 8607 Imperial 0.7 mi n All-American Canal Spillway; Picacho Wash Comment
  RSA747490  Eriogonum inflatum var. inflatum G. Gust, L. Nye 2005-3-4 477 Imperial Intersection of Hwy 78 and 534 in dry river bed. 312 Comment
  RSA92342  Eriogonum insigne J. C. Roos, Lucille Roos 1952-6-28 6172 Imperial SE end Eureka Valley. 915 Comment
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Jun 4 2014
  RSA0005074  Eriogonum minutiflorum C. R. Orcutt s.n. Imperial Colorado Desert Comment
  RSA0013132  Eriogonum reniforme J. Mark Porter, Sarah J. De Groot 2012-4-12 15081 Imperial Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash. 347 Comment
  SD1388  Eriogonum reniforme T. S. Brandegee April 1905 Imperial Coyote Wells, Colorado [Desert] Comment
  UC1929281  Eriogonum reniforme Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11294 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region; Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. [Coordinates are off a little and map in Riverside Co. ] 570 Comment
  CAS-BOT-BC263463  Eriogonum thomasii Peter H. Raven 1958-5-6 12913 Imperial In-Ko-Pah Gorge, 4.9 miles north-east of Mountain Sprnigs 365 Comment
  CAS-BOT-BC263479  Eriogonum thomasii Roxana S. Ferris 1928-4-20 7148 Imperial 3 miles from Picacho Comment
  JEPS22527  Eriogonum thomasii Rimo Bacigalupi with Paul Hutchison 1958-2-18 6183 Imperial mountain slope above and e of summit Ogilby-Blythe road (9 1/2 mi se of Palo Verde settlement); Palo Verde Mts. 259 Comment
  RSA126715  Eriogonum thomasii Peter H. Raven 1958-5-6 s.n. Imperial In-Ko-Pah Gorge, 4.9 miles north-west of Mountain Springs. 366 Comment
  RSA27443  Eriogonum thomasii I. L. Wiggins 1941-3-24 s.n. Imperial 6 miles northeast of Niland on road to Beal Well. Comment
  SD143779  Eriogonum thomasii G. K. Helmkamp 1998-3-19 2952 Imperial Colorado Desert: Little Picacho Wash along Picacho Rd., 2.5 mi. S of Picacho State Recreation Area 152 Comment
  SD200501  Eriogonum thomasii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16762 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 15 (SP15), Coral Wash, Site PECHET on dried mud and sand arroyo and surrounding hillsides 4 Comment
  SD250535  Eriogonum thomasii Duncan S. Bell 2013-3-24 4636 Imperial The jacumba Mountains; in canyon draining to the north of Myer Valley; approximately 3.25 air miles SW of the town of Ocotillo. Comment
  SD260119  Eriogonum thomasii J. M. Andre 2013-3-4 23843 Imperial Along Hwy 78, south of Palo Verde Mtns at Milpitas Wash. 216 Comment
  SEINET10286551 Image available Eriogonum thomasii Liz Makings, JP Solves, Andrew Johnston, Sean Noudali 2016-1 4843 Imperial Salton Sea -70 Comment
  SEINET3405325 Image available Eriogonum thomasii Susan G. Stokes 1933-4-9 50 Imperial Kane Springs Comment
  UC466005  Eriogonum thomasii T. S. Brandegee 1901-3-30 Imperial near Boundary Line; Colorado Desert, Signal Mt. Comment
  UCD101276  Eriogonum thomasii Beecher Crampton 1962-5-23 6444 Imperial 7-8 miles west of Coyote Wells, Jacumba Mtns, along U.S. Hwy 80. Colorado Desert. 304 Comment
  UCR100849  Eriogonum thomasii George K. Helmkamp, E. A. Helmkamp 1998-3-18 2879 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 Comment
  UCR212607  Eriogonum thomasii Jon P. Rebman, Warren Schmidtmann, Victoria Marshall 2008-4-10 14530 Imperial Sonora (Colorado) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 7(SP 7), in Big Wash Middle 62 Comment
  JEPS22177  Eriogonum trichopes Rimo Bacigalupi with Paul Hutchison 1958-2-17 6130 -B Imperial in wash 1 1/2 mi s on road from Ogilby to Blythe, by way of Midway Well Gold Rock Ranch; Colorado Desert 137 Comment
  UCR165634  Eriogonum trichopes 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 15 and 16, c. 2 miles NE of Frink and c. 10 miles east of Bertram 23 Comment
  UCR269654  Eriogonum trichopes A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-14 42190 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.42 km north of Beal Well along old Niland-Blythe Rd. 423 Comment
  RSA608190  Eriogonum trichopes var. trichopes R. S. Woglum 1939-4-14 2248 Imperial Sonoran Desert: Niland-Blythe Road, near Beal's Well; south end of Chocolate Mountains. Comment
  HSC9810  Erioneuron pulchellum C. L. Hitchcock 1966-3-21 24326 Imperial About 7 mi. N of Milpitas Wash and 14 mi. NW of Blythe-Glamis Hwy. Comment
  CAS-BOT-BC301740  Eriophyllum lanosum Ira L. Wiggins 1941-3-25 9644 Imperial On east side of Chocolate Mountains, 11.3 miles northeast of Beal Well Comment
  SD37564  Eriophyllum wallacei Edith A. Purer 1935-4-19 6361 Imperial Colorado Desert, at Carrizo. Comment
  UCR269751  Erodium cicutarium A. C. Sanders, Jim Malusa 2016-3-17 42348 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench just inside Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. 1.2 km east of Surveyors Pass 629 Comment
  SD200031  Erodium texanum Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16252 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments 60 Comment
  SD200423  Erodium texanum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16603 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), North fork of Big Wash, Site ENCHYB on flats and in cobble and sand arroyos 17 Comment
  SD200425  Erodium texanum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16741 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 15 (SP15), Coral Wash, Site PECHET on dried mud and sand arroyo and surrounding hillsides 4 Comment
  UCR211979  Erodium texanum Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-10 16252 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments 60 Comment
  UCR269611  Erodium texanum A. C. Sanders, Jim Malusa 2016-3-14 42176 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd., 8.7 km NE of Siphon 8 on the Coachella Canal, NE of Slab City 201 Comment
  UCR279049  Erodium texanum A. C. Sanders, Jim Malusa 2017-3-9 42771 Imperial Sonoran (Colorado) Desert, plateau above slot canyon near head of Mammoth Wash, Chocolate Mountains 506 Comment
  SD160838  Erythranthe guttata Jon P. Rebman 2005-4-23 11821 Imperial Jacumba Natural Area (BLM property), southwest of Ocotillo, along Meyer Creek, just south of the east-bound lanes of Interstate 8. 519 Comment
  CAS-BOT-BC402915  Eschscholzia californica E. A. McGregor 1917-6-10 979 Imperial Summit 1229 Comment
  SD262329  Eschscholzia glyptosperma A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-8 42751 Imperial Sonoran (Colorado) Desert: Ninemile Canyon, Chocolate Mountains, c. 800 m above Hwy 78 323 Comment
  POM97328  Eschscholzia minutiflora Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA167762  Eschscholzia minutiflora Robert F. Thorne, Robert L. Rutherford 1964-4-10 33555 Imperial Araz Wash, between Pasadena and Stud Mts, Cargo Muchacho Mts. 305 Comment
  SDSU21358  Eschscholzia minutiflora Nick Garduno, Michael G. Simpson 2015-3-27 2 Imperial Mountain Springs road exit, south of I-8, few hundred yards south of parking lot. 246 Comment
  SDSU838  Eschscholzia minutiflora H. Wedberg 1962-4-7 875 Imperial About 10 miles E from Jacumba on the road to El Centro; about half way down the Mountain Springs grade. 610 Comment
  RSA0023199  Eschscholzia papastillii Robert F. Thorne 1978-4-29 52121 Imperial W. of Chocolate Mountains: ca. 1 mile E of Coachella Canal and W of Melson Well. Comment
  OBI11738  Eschscholzia parishii E. K. Balls 1949-4-3 12918 Imperial From Chocolate Mts to Salton Sea 8 mi along rd from Niland to Blythe, Colorado Desert 152 Comment
  SD191973  Eschscholzia parishii Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14426 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), in Grave Wash, Site MOHCON in arroyo bottom and surrounding embankments 113 Comment
  SD200115  Eschscholzia parishii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16233 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments 60 Comment
  SEINET13276709 Image available Eschscholzia parishii A. C. Sanders, Jim Malusa 2016-1 42149 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, near E.O.D. Camp Burt, eastern edge of Chocolate Mtns. Aerial Gunnery Range, wash crossing Skyline Dr., 0.45 km north of Dietz Rd. (Little Mule Mountains 7.5' Q.) 319 Comment
  UCR269538  Eschscholzia parishii A. C. Sanders, Jim Malusa 2016-3-8 42149 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, near E.O.D. Camp Burt, eastern edge of Chocolate Mtns. Aerial Gunnery Range, wash crossing Skyline Dr., 0.45 km north of Dietz Rd. 320 Comment
  UC1019600  Eucrypta chrysanthemifolia var. bipinnatifida Ira L. Wiggins 1927-4-12 2275 Imperial 1 mi above Mountain Springs (Mountain Springs grade, between Jacumba and Imperial, in Colorado Desert foothills) Comment
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Jun 30 2016
  UCR269544  Eucrypta micrantha A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42032 Imperial Sonoran (Colorado) Desert, ENE of Hayden Well on Mammoth Wash, Chocolate Mountains 291 Comment
  UCR279212  Eucrypta micrantha A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42734 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  JEPS31748  Eulobus californicus W. L. Jepson 1927-4-16 11753 Imperial alkaline plain e Coyote Wells; Colorado Desert 60 Comment
  SD191961  Eulobus californicus Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14573 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments 53 Comment
  SD143927  Euphorbia eriantha B. Pitzer 1997-10-19 3326 Imperial Ogilby Road (Hwy S34) where powerlines cross highway 1 mile south of Indian Pass Road, disturbed area at mouth of wash at roadside 198 Comment
  UCR260897  Euphorbia eriantha A. C. Sanders, Jim Malusa 2015-3-6 41274 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR255228  Euphorbia melanadenia Jon P. Rebman, Michael G. Simpson 1997-5-29 4155 Imperial Sonoran (Colorado) Desert, Jacumba Natural/Wilderness Area, In-Ko-Pah Mountains, Smuggler's Cave area south of Mountain Spring; along US/Mexican border 1137 Comment
  RSA0058211  Euphorbia micromera A. C. Sanders, Mitch Provance 2012-10-23 40466 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench south of the Chuwalla Mtns., NE of Arroyo Seco, NW foot of volcanic hill, 1.03 km SE (163 degrees) of Raineys Well. 518 Comment
  RSA813572  Euphorbia micromera Deidre Conocchioli, Caitlin Elam 2013-10-2 79 Imperial Sonoran Desert. Northeast side of Algodones Sand Dunes: From Brawley, CA, take CA-78 E for 20 miles. Turn left on Ted Kipf Rd (also called Niland-Glamis Rd) and travel northwest for 1 mile. Collection predominantly on SW side of Rd. 101 Comment
  UCR242309  Euphorbia micromera A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40361 Imperial Sonoran (Colorado) Desert, between Rainey Well (windmill) and Indian Well, just off BLM Rd. 549, 1.1 km west of Bradshaw Trail 524 Comment
  SD122403  Euphorbia pediculifera Duffie Clemons, Erik Jonsson 1987-11-12 1901 Imperial Palm Canyon Wash, in -Ko-Pah Gorge quad. 239 Comment
  SD242786  Euphorbia pediculifera 1993-3-3 Imperial Shell Canyon Comment
  UCD77522  Euphorbia pediculifera Robert E. Preston 1997-12-11 1078 Imperial 2.9 mi sse of Palo Verde Peak, along unnamed wash 121 Comment
  SD191893  Euphorbia polycarpa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14481 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
  SD211406  Euphorbia polycarpa Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18849 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
  SD242787  Euphorbia polycarpa 1993-3-18 Imperial Entrance to Davis [Davies] Valley Comment
  SD254603  Euphorbia polycarpa B. Pitzer 1997-10-19 3347 B Imperial Immediately south of Highway I-8 at the Ogilby Rd entrance. 91 Comment
  UCR139727  Euphorbia polycarpa B. G. Pitzer 1989-4-15 1286 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range. Large wash crossing Ridgeline Road 700 Comment
  UCR252828  Euphorbia polycarpa Jim Andre 2013-3-3 23947 Imperial Sonoran (Colorado) Desert, Yuha Desert, along dirt road 2.2 mi southwest of town of Ocotillo, c. 1.5 mi south of Hwy I-8 165 Comment
  POM122542  Euphorbia polycarpa var. vestita Marcus E. Jones 1924-2-28 s.n. Imperial Mountain Spring, W. edge Colorado Desert. Comment
  CAS-BOT-BC474545  Euphorbia setiloba Sarah J. De Groot; Cheryl Sevilla 2014-10-8 7340 Imperial Along Milpitas Wash Rd EC 704 at junction with Palo Verde Rd about 1 rd mi W of Hwy 78, E of power line; S end of Palo Verde Mtns, about 3.3 mi SSW of Palo Verde Peak, just N of Milpitas Wash. About 10.9 mi SSW of the town of Palo Verde 145 Comment
  SD211407  Euphorbia setiloba Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18897 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; just N of a powerline road 49 Comment
  SD250737  Euphorbia setiloba Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28827 Imperial Algodones Dunes area: east of Brawley; north of Hwy 78 at Glamis & west of the railroad & Ted Kipf Road; on the eastern edge of the dune field 89 Comment
  UCR48455  Euphorbia setiloba Steve Boyd 1986-2-6 1244 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  SEINET8071873  Eustoma exaltatum A. Clifford 2011-1 AC 032 -11 Imperial Squaw Lake Recreation Area. 40 Comment
  UC2026434  Eustoma exaltatum Louis C. Wheeler 1955-6-10 7151 Imperial COLORADO RIVER: John's Boat Landing. Comment
  CAS-BOT-BC167345  Fagonia laevis Ira L. Wiggins 1937-2-25 8604 Imperial Picacho Wash, 0.7 mi. north of All-American Canal Spillway Comment
  HSC92253  Fagonia laevis D. Atwood, L. Stitch 1993-4-3 17933 Imperial 6 miles WNW of Ocotillo on County Rd. 5-2, Anza-Borrego Desert. Comment
  RSA336157  Fagonia laevis Robert F. Thorne 1978-4-29 52122 Imperial W. of Chocolate Mountains: 1 mile E of Coachella Canal and W of Melson Well. Comment
  RSA391188  Fagonia laevis H. M. Hall 1902-04 2794 Imperial Coyote Canyon 137 Comment
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May 22 2012
  RSA516695  Fagonia laevis E. Lehto 1980-3-17 767 Imperial Southside of Pilot Knob; north of All American Canal. 73 Comment
  RSA696147  Fagonia laevis LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1266 -b Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD190685  Fagonia laevis Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3230 Imperial Picacho State Recreation Area, Picacho Old Stamp Mill Trail on south side of Colorado River. 70 Comment
  SEINET10923347  Fagonia laevis Nye Leith, Greg Gust 2005-3-5 Nye 10 Imperial Off S2, ca. 6 miles NW of Ocotillo. 361 Comment
  SEINET885184  Fagonia laevis G. Yatskievych, J. Cicero 1980-1 80 -131 Imperial Near railroad tracks, just off Ogilby Road, 5 miles north of Interstate 8, about 10 miles west of the Colorado River. 121 Comment
  UCD107161  Fagonia laevis C. L. Hitchcock 1970-3-18 25686 Imperial Ca. 8 miles N of Winterhaven. Comment
  UCR200255  Fagonia laevis J. M. Porter, Orlando Mistretta 2003-6-5 13623 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast 412 Comment
  UCR253883  Fagonia laevis Jim Andre 2013-3-4 24069 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  UCR48420  Fagonia laevis Steve Boyd 1986-2-6 1228 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  POM91001  Fagonia laevis E. C. Jaeger 1925-12-22 s.n. Imperial Beals Well, Chocolate Mountains. Comment
  POM214484  Fagonia pachyacantha Donald A. Johansen, Joseph A. Ewan 1932-4-14 7147 Imperial Top of Sterile mesa, in crevicis of rock. 0.5 mi. west of Coyote Well, Colorado Desert. Comment
  RSA0104061  Fagonia pachyacantha Andrew C. Sanders, Jim Malusa 2016-3-16 42282 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass. 561 Comment
  RSA709588  Fagonia pachyacantha Scott D. White, Jennifer H. Jones 2005-4-19 10960 Imperial Fish Creek Mountains. 152 Comment
  SEINET912742  Fagonia pachyacantha I. L. Wiggins 1957-1 14074 Imperial Hillsides and washes at Junction of St. Hwys 80 and 98. Comment
  UC1922261  Fagonia pachyacantha Scott D. White, Jennifer H. Jones 2005-4-19 10960 Imperial Sonoran Desert: Fish Creek Mountains. Comment
  UCR133875  Fagonia pachyacantha June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Fossil Canyon, Coyote Mountains 366 Comment
  SEINET13696335  Ferocactus acanthodes Marc A. Baker, Michelle Cloud-Hughes 2016-3-4 18492 Imperial Chocolate Mountains, 500 m east of Mammoth Wash, 24 km ESE of Niland, 54 km NNE of El Centro. 340 Comment
  POM370336  Ferocactus cylindraceus var. cylindraceus Lyman Benson 1940-7-7 10365 Imperial Mountain Springs. 762 Comment
  RSA721457  Ferocactus cylindraceus var. cylindraceus Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-13 4334 Imperial Chocolate Mountains: Along Beal road, bajada just SW of mountains. 184 Comment
  JEPS19994  Fimbristylis vahlii S. B. Parish 1913-2-26 8495 Imperial Ft. Yuma Colorado River (sandbar on river) Comment
  RSA182252  Fouquieria splendens James Henrickson 1965-1-27 s.n. Imperial Along hy S2 near Anza-Borrego State Park. 2.1 N of Indian Gorge crossing. Comment
  UCR239470  Fouquieria splendens A. C. Sanders, Mitch Provance 2012-10-23 40470 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., NE of Arroyo Seco, NW foot of volcanic hill, 1.03 km SE (163 deg. ) of Raineys Well 518 Comment
  JEPS45783  Fouquieria splendens subsp. splendens J. B. Davy 8010 Imperial Calexico Comment
  UCR279032  Fouquieria splendens subsp. splendens Onkar Singh, B. Huttar 2015-3-16 5108 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro Target 103, c. 8.5 km NNW of Plaster City, just east of mining railroad 21 Comment
  UC370462  Fouquieria splendens subsp. splendens H. E. Parks 367 Imperial Comment
  SEINET4557628  Fremontodendron californicum subsp. californicum Jon P. Rebman, Mike Simpson 1997-1 4151 Imperial Jacumba Wilderness Area: In Koh-Pah Mountains; Smuggler's Cave area south of Mountain Spring; along US/Mexican border. Comment
  SD260166  Funastrum cynanchoides A. C. Sanders, T. B. Salvato 2012-11-16 40528 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench south of the Chuckwall Mtns, Arroyo Seco, along powerline road south of Niland-Blythe Rd. (Chuckwalla Spring 7.5'Q) 577 Comment
  UCR253707  Funastrum cynanchoides var. hartwegii Jim Andre 2013-3-4 24148 Imperial Sonoran (Colorado) Desert, along Ogilby Road, 22 mi north of I-8, c. 4 mi south of the junction with Hwy 78 242 Comment
  SD144077  Funastrum heterophyllum B. Pitzer 1997-10-18 3317 Imperial Hwy 78, at Midway Well Rd, ca. 11 road miles N of junction with Hwy S34 (Ogilby Rd) & ca. 8.6 road miles S of Walter's Camp Road & Milpitas Wash. small wash east of Hwy, dammed up by road berm where water collected during recent rains. (IPB 10/07) 100 Comment
  SD250423  Funastrum heterophyllum Ellen Dean, Tom Starbuck, Margaret Starbuck, T. Zavortink 2010-4-9 5923 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.7 miles S of Hwy 78 along Kipf Road. Drive W to thorn scrub area along dirt road. 359 Comment
  SD126579  Funastrum hirtellum Mike Kaszuba, Michelle Braun 1989-3-24 Imperial Occasional, in sands of dry wash., into Canyon. (IPB 10/07) 455 Comment
  SD260167  Funastrum hirtellum A. C. Sanders, Jim Malusa, A. Baker, Michelle Cloud-Hughes 2016-3-4 42018 Imperial Sonoran (Colorado) Desert: Hayden Well on Mammoth Wash, Chocolate Mountains (Tortuga 7.5'Q) 284 Comment
  UCR242071  Funastrum hirtellum A. C. Sanders, T. B. Salvato, Tim Thomas 2012-10-31 40488 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., Arroyo Seco, SW of Graham Pass, 3.3 km SW (242 deg. ) of Raineys Well, W of BLM Rd. 552 between rds. 620 & 988 566 Comment
  SD125199  Galium stellatum Steven P. McLaughlin, Janice E. Bowers 1985-3-6 2874 Imperial NW end of Palo Verde Mtns 305 Comment
  RSA798632  Garrya flavescens Jon P. Rebman, Mike Simpson 1997-5-29 4146 Imperial Jacumba Wilderness Area: In-Koh-Pah Mtns. Smuggler's Cave area south of Mountain Spring. Along US/Mexican border. Comment
  CAS-BOT-BC303537  Geraea canescens Ira L. Wiggins 1957-3-24 14023 Imperial 2 miles W of Plaster City, along Highway 80 Comment
  CAS-BOT-BC303546  Geraea canescens D. W. Kyhos 1962-2-17 62 -3 Imperial Junction of US Highway 78 with US Highway 99 Comment
  CAS-BOT-BC303548  Geraea canescens J. H. Thomas 1949-4-21 383 Imperial 10 miles W of Holtville Comment
  CDA14607  Geraea canescens G. D. Barbe, Horace Burke, Wm. Cross, E. L. Sleeper, T. N. Seeno 1983-4-14 4057 Imperial west bank of Coachella Canal, 6.1 miles south of Hwy 78, southwest of Glamis. 0 Comment
  CDA5431  Geraea canescens H. L. Wilson 1958-2-18 496 Imperial Signal Mountain [Mount Signal], southwest of El Centro. 0 Comment
  HSC49382  Geraea canescens D. L. Goforth 1979-3-29 69 Imperial 1 mi. S of Cut Across Trail 15 Comment
  POM358649  Geraea canescens Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7769 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob 79 Comment
  POM358677  Geraea canescens M. B. Dunkle 1932-3-26 2943 Imperial East of Salton Sea near Arroyo Salada, Colorado Desert. Comment
  RSA301990  Geraea canescens J. R. Shevock 1972-11-14 2323 Imperial E of Ocotillo Wels, hwy 78 61 Comment
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Sep 11 2016
  SD173209  Geraea canescens Larry Hendrickson, L. Louise Jee 2005-4-22 2059 Imperial Trust for Public Lands Option Properties. Big Wash, approx. 4.6 air miles west of hwy. 86 and 3.0 air miles north of hwy. S-22 (Borrego-Salton Seaway). 124 Comment
  SD191804  Geraea canescens Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14504 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
  SD200324  Geraea canescens Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16548 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 26 (SL26), Amerosa Wash, Site CHOBRE on mesas and surrounding mud and cobble hillsides and arroyos -3 Comment
  SD220637  Geraea canescens Margaret R. Mulligan, L. Hendrickson, L. L. Jee 2008-4-25 2508 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City; Section 14 (SL14), in Coral Wash ca. 2 mi southwest of Hwy 86. 25 Comment
  UCR103625  Geraea canescens George K. Helmkamp, E. A. Helmkamp 1998-3-19 2925 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR103697  Geraea canescens B. G. Pitzer 1998-2-1 3451 Imperial Sonoran (Colorado) Desert, Milpitas Wash, c. 0.2 mi south of Walter's Camp Road, 1.0-1.5 mi west of Hwy 78 91 Comment
  UCR133929  Geraea canescens June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Navy Salton Sea Test Base -46 Comment
  RSA0036274  Geraea canescens M. B. Dunkle 1932-3-26 2942 Imperial East of Salton Sea, near Kane Springs, Colorado Desert. Comment
  PASA794  Gilia latifolia 3/28 Imperial 1st grade west of El Centro Comment
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Sep 3 2016
  RSA682676  Gilia latifolia Scott D. White, Michael Honer 2003-5-3 9184 Imperial Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mtns; south of the operating US Gypsum quarries. 152 Comment
  SEINET5584825  Gilia latifolia Stephen Hale 2010-1 Imperial Southern foothills of the Paloverde Moutnains, 0.25 mile north of Milpitas Wash Road near the WAPA Blythe-Knob transmission line. 151 Comment
  RSA0016233  Gilia ochroleuca subsp. exilis J. P. Rebman, Mark Miller 2003-5-10 8986 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border and just N of the US/Mex border. 1220 Comment
  SD114224  Gilia stellata Darley F. Howe 1958-3-30 2591 Imperial 2.0 miles below 2000 foot level on Mt. Springs Grade. Comment
  SD200132  Gilia stellata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16489 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas 99 Comment
  SD200479  Gilia stellata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16698 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
  UC1595582  Gilia stellata W. Wisura, J. Dolan, and C. Demme 1992-4-13 4688 Imperial on Wileys Well Rd. 26.5 mi s prison (Milpitas Wash) Comment
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Apr 7 2016
  UCR101136  Gilia stellata George K. Helmkamp, E. A. Helmkamp 1998-3-19 2953 Imperial Sonoran (Colorado) Desert, Little Picacho Wash along Picacho Rd, 2.5 mi. south of Picacho State Recreation Area 152 Comment
  UCR241600  Gilia stellata A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40666 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, south of the old Blythe-Niland Road and of the Bradshaw Trail, c. 3.5 km west of Raineys Well 579 Comment
  UCR265875  Gilia stellata Mitch Provance 2008-3-15 10106 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  RSA0121676  Gossypium barbadense Edwin Kline 1920-11-15 s.n. Imperial [Unspecified] Comment
  RSA0019641  Guillenia lasiophylla J. Andre 2013-3-4 24077 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  RSA0024636  Guillenia lasiophylla J. Andre 2013-3-4 23822 Imperial Chocolate Mountains; east side of range at end of Imperial Gables Rd., 4.2 mi. west of Highway 78. 422 Comment
  RSA498150  Guillenia lasiophylla N. C. Cooper 1949-3-17 3118 Imperial Mountain Springs 610 Comment
  UC669229  Guillenia lasiophylla Annie M. Alexander and Louise Kellogg 1941-3-4 1893 Imperial 5 mi n Ogilby; Colorado Desert 140 Comment
  SD139677  Gutierrezia californica Jon Rebman, Maggie Loy 1996-10-25 3692 Imperial Smuggler's Cave area: mountains SE of In-ko-pah: E of Jacumba 1029 Comment
  SEINET2052348 Image available Gutierrezia californica Jon Rebman, Maggie Loy 1996-10-25 3692 Imperial Smuggler's Cave area: mountains southeast of In-Ko-pah: east of Jacumba. 1030 Comment
  UCR148733  Gutierrezia californica Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6516 Imperial Colorado Desert, Mountain Springs Grade near I-8 exit Comment
  RSA787792  Gutierrezia sarothrae Duncan S. Bell 2012-3-23 3261 Imperial The Jacumba mountains; collecting in a narrow bouldery canyon on the way to Myer Valley approximately 4.5 air miles north of the U.S./Mexico border. 500 Comment
  CAS-BOT-BC305771  Helianthus niveus H. E. McMinn 1925-6-28 1463 Imperial 18 miles west Yuma Comment
  CAS-BOT-BC305775  Helianthus niveus T. C. Fuller 1959-10-7 3272 Imperial Yuma Sand Hills, 1 mi. W/Hwy Maint. Station, ca. 15 miles W/Winterhaven Comment
  UCSB36943  Helianthus niveus Fowler, Scott 1964-3-23 Imperial 100 yrds. off Hwy. S-78 in the Algodones Dunes 3.5 miles west of Glamis 106 Comment
  POM360025  Helianthus niveus subsp. tephrodes M. B. Dunkle 1935-4-19 4582 Imperial W. of Yuma. Colorado Desert 30 Comment
  RSA767517  Helianthus niveus subsp. tephrodes J. M. Porter 2003-3-20 13491 .11 Imperial Imperial Dunes [Algodones Dunes], 4.5 miles west-northwest [294.47 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  SD115618  Helianthus niveus subsp. tephrodes Duffie Clemons, Erik Jonsson 1983-4-20 491 Imperial North of Osborne Park, Highway 78 east of Brawley, Algadones Dunes. 89 Comment
  UC669218  Helianthus niveus subsp. tephrodes Annie M. Alexander and Louise Kellogg 1941-3-13 1933 Imperial small sand dunes w Yuma; Colorado Desert Comment
  RSA92486  Helianthus niveus subsp. tephrodes F. W. Peirson 1927-4-15 7197 Imperial Sand dunes west of Yuma. Comment
  HSC82827  Hesperocallis undulata A. C. Sanders, Charlton, Pitzer, Kniffen, Wright 1986-3-10 6242 Imperial Coyote Mtns., 2.15 mi. N of Hwy. S-2 on dirt road l.l mi. SE of San Diego Co. line 306 Comment
  RSA182761  Hesperocallis undulata J. Massey, James Henrickson 1966-3-18 1106 Imperial 15 miles W of Calexico along Highway 98. Comment
  RSA336137  Hesperocallis undulata Robert F. Thorne 52089 Imperial Near Salton Sea: along Highway 86 near entrance to Salton Sea Navel Base, SSE of Salton Sea -61 Comment
  RSA377040  Hesperocallis undulata Russell S. Woglum 1932-03 s.n. Imperial Holtville, 10-20 miles east. Comment
  RSA377046  Hesperocallis undulata H. de Forest, Jack Rempel 1932-12-19 s.n. Imperial Near Kane Springs. Comment
  SD175109  Hesperocallis undulata Amadeo M. Rea 1992-3-18 1896 Imperial Across from Brock Road/Research Center, south of Interstate 8 Comment
  SD199735  Hesperocallis undulata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16519 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, W of Salton City, Along Hwy S22, section 29 (SP29), Site LANSET on mesa and surrounding mud and cobble hillsides 152 Comment
  SD576  Hesperocallis undulata Mrs. M. H. Sargent 1927-1 Imperial Road to Fort Yuma, Colorado Desert. Comment
  CAS-BOT-BC508670  Hesperocallis undulata Julia T Henshaw 1915-3-1 s.n. Imperial Imperial Valley Comment
  CDA28235  Heteropogon contortus L. C. Wheeler 1954-11-26 7116 Imperial In bed of arroyo in vicinity of Chocolate Drop manganese mine, northeastern Imperial County. Comment
  RSA575664  Heteropogon contortus L. C. Wheeler 1954-11-26 7116 Imperial Vicinity of Chocolate Drop manganese mine, northeastern Imperial County 274 Comment
  HSC82826  Hibiscus denudatus A. C. Sanders, Charlton, Pitzer, Kniffen, Wright 1986-3-10 6245 Imperial Coyote Mtns., 2.15 mi. N of Hwy. S-2 on dirt road l.l mi. SE of San Diego Co. line 306 Comment
  POM47208  Hibiscus denudatus P. A. Munz 1924-2-23 7816 Imperial Foot of Mountain Springs Grade. Comment
  SD190654  Hibiscus denudatus Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3208 Imperial Picacho State Recreation Area, Bear Canyon Wash, ~ 1.5 SW of Colorado River. 114 Comment
  SD200069  Hibiscus denudatus Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16324 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides 39 Comment
  SD200457  Hibiscus denudatus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16665 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), near north fork of Big Wash, Site TRICAL on mesas and surrounding hillsides 57 Comment
  SD254647  Hibiscus denudatus A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42051 Imperial Sonoran (Colorado) Desert: tributary canyon of Mammoth Wash, 0.64 km SW (201a^z) of Hayden Well, Chocolate Mountains (Tortuga 7.5'Q) 249 Comment
  LA8286  Hilaria rigida Carl Epling; March 1927 sn Imperial near Salton Sea Comment
  SD199756  Hilaria rigida Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16129 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 2.7 mile W of Hwy. 86; Section 22 (SL22), Palm Wash, Site PHOCAL in sandy arroyo bottom and surrounding mud embankments -9 Comment
  SD199757  Hilaria rigida Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16246 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments 60 Comment
  SD211361  Hilaria rigida Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18885 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
  SD250579  Hilaria rigida Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28763 Imperial Palo Verde Mountains: southwest of Palo Verde; on the rocky slopes & canyons just east of old Palo Verde Road; north of Milpitas Wash & west of Hwy 78 205 Comment
  SEINET192278 Image available Hilaria rigida I. L. Wiggins 1941-3-24 9612 Imperial 6 mi NE of Niland on rd to Beal Well Comment
  UCD89936  Hilaria rigida Beecher Crampton 1962-5-23 6465 Imperial 4.2 miles west of Plaster City, along U.S. Highway 80. Comment
  UCR264760  Hilaria rigida Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-25 28778 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, southwest of Palo Verde, west of old Palo Verde Road, north of Milpitas Wash & west of Hwy 78 235 Comment
  UCR266569  Hilaria rigida A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41904 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range 441 Comment
  UCR279052  Hilaria rigida A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-9 42774 B Imperial Sonoran (Colorado) Desert, plateau above slot canyon near head of Mammoth Wash, Chocolate Mountains 506 Comment
  UCR41510  Hilaria rigida A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6155 Imperial Sonoran (Colorado) Desert, N end of Algodones Dunes, East Mesa at east end of Montgomery Road, c. l mi east of Highline Canal 18 Comment
  CAS-BOT-BC207517  Hoffmannseggia glauca Mrs. W. J. Anderson s.n. Imperial Westmoreland Comment
  RSA405275  Hoffmannseggia glauca Gale Sphon 1955-4-29 s.n. Imperial 3 miles north of Brawley. Comment
  UC1219881  Hoffmannseggia glauca Eva M. Wilson 1956-6-3 Imperial 11.5 mi w Signal Mt. P. O. (Yuha cut-off; between the p.o. and Coyote Wells) Comment
  LA45808  Hoffmannseggia microphylla Victor Duran; 1932-5-8 3193 Imperial near Carrizo, on road to El Centro Comment
  RSA790147  Hoffmannseggia microphylla James R. Shevock 1986-3-24 11360 Imperial BLM Crucifixion Thorn Natural Area. Along California highway 98, 7.6 miles southeast of county road S-2 (Coyote Wells). 100 Comment
  SBBG29403  Hoffmannseggia microphylla D. Myrick 1968-3-1 1781 Imperial 15 mi S of Ocotillo Wells along Gypsum Mine Railroad, base of Fish Crk Mtns 30 Comment
  UC2015538  Hoffmannseggia microphylla John Wear, T. Bennett, N. Moorhatch 1995-4-28 Imperial Fish Creek Mountains, U. S. Gypsum Mine. Comment
  UCD105858  Hoffmannseggia microphylla Donald Myrick 1968-3-1 1781 Imperial At base of Fish Creek Mountains, 15 miles south of Ocotillo Wells along Gypsum Mine Railroad. 30 Comment
  UCSB33431  Hoffmannseggia microphylla Kearns, Dennis; Simmons, Karen 1979-3-3 Imperial Beginning of Shell Canyon Rd., 2 miles east of S2 on Shell Canyon Road 152 Comment
  SEINET10687050  Hoffmannseggia microphylla David B. Dunn 1941-4-12 Dunn 1170 Imperial Mouth of Box Canyon in hard sandy wash at the northeast end of Salton Sea nearby (5 miles). Comment
  UCD86222  Hordeum murinum Lyster H. Dewey 1916-4-5 s.n. Imperial Yuma Experiment Farm, Bard. Comment
  RSA519312  Hordeum murinum subsp. glaucum J. R. Reeder, C. G. Reeder 1988-3-9 8246 Imperial 5 km SE of Imperial-Riverside County line along Route 111, near the Salton Sea -60 Comment
  CLARK-A1528-5143  Horsfordia newberryi John C. Roos 1949-4-6 4151 Imperial Chocolate Mountains 121 Comment
  SD124712  Horsfordia newberryi A. C. Sanders, Pitzer,Weir,Charlton,Kniffen,Bramlett 1986-3-9 6202 Imperial Coyote Mountains, Fossil Canyon, on shell Canyon Road, 3.3 miles north of Imperial Highway (S-2) at Ocotillo, at wash edge. (IPB 10/07) 305 Comment
  SD143833  Horsfordia newberryi G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2959 Imperial Little Picacho Wash along Picacho Road, 2.5 miles south of Picacho State Recreation Area. 152 Comment
  CDA1441  Hydrilla verticillata T. C. Fuller 1977-10-25 20230 Imperial Colorado Desert; Western Colorado Desert; 4.0 kilometers northeast of Calexico. 0 Comment
  CDA20520  Hydrilla verticillata P. Cason, M. Mizumoto 2004-10-7 PDR 1403571 Imperial Wildcat Drain at McCabe & Forrester Rd, El Centro. 0 Comment
  UCR167238  Hymenoclea salsola 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
  CLARK-A1528-1006  Hymenoxys odorata John C. Roos 1949-4-8 4199 Imperial 60 Comment
  UC64817  Hymenoxys odorata E. E. Schellenger 1904-11-1 10 Imperial Palo Verde Comment
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Mar 3 2008
  CAS-BOT-BC219727  Hyptis emoryi C. B. Wolf 1931-3-14 1893 Imperial At base of Mountain Springs [Spring] grade, west side of Colorado Desert 182 Comment
  POM47133  Hyptis emoryi Mary F. Spencer 1917-4-1 253 Imperial Mountain Springs. 808 Comment
  RSA0092017  Hyptis emoryi Jim M. Andre 2015-3-3 31285 Imperial Eastern base of Jacumba Mountains, 1.3 mi. south of Hwy 98, approx. 2 mi. south of Ocotillo. Volcanic gravelly hills at margin of sandy wash at wilderness boundary. 246 Comment
  RSA400958  Hyptis emoryi Jack Rempel 1932-12-11 s.n. Imperial Chocolate Mtns. Desert at Bial Well E of Salton Sea. Comment
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Aug 28 2016
  SD21985  Hyptis emoryi Catherine Wood 1927-4-12 Imperial Mt. Springs Grade Comment
  UCD124915  Hyptis emoryi C. L. Hitchcock; C. V. Muhlick 1962-3-18 22227 Imperial 9.2 mi. northeast of Glamis on road to Blythe. Comment
  UCR163649  Hyptis emoryi George K. Helmkamp, E. A. Helmkamp 1998-1-24 2608 Imperial Sonoran (Colorado) Desert, Ogilby Rd, 14.2 mi. south of the junction with Calif. Hwy 78, vicinity of Tumco Wash 183 Comment
  UCR202850  Hyptis emoryi Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3203 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, south side of the Colorado River, and north of main access road 63 Comment
  UCR226822  Hyptis emoryi Jim Andre, Glenn L. Clifton 2011-2-20 15844 Imperial Sonora (Colorado) Desert, Borrego Desert, along Hwy I-8 at lower In-Ko-Pah Gorge, 4.5 mi west of Ocotillo at Imperial Hwy 330 Comment
  UCR260037  Hyptis emoryi A. C. Sanders, Jim Malusa 2015-3-5 41260 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  UC1124450  Hyptis emoryi N. French 1934-2-21 203 Imperial desert 304 Comment
  UCD126504  Ipomoea triloba T. C. Fuller 1962-10-17 9784 Imperial west side of Panno Ranch, Mansfield Canal, 0.5 miles southwest of Brawley. Comment
  SD144357  Ipomopsis tenuifolia Jon P. Rebman, Melanie Howe 1997-4-5 3921 Imperial Jacumba Natural Area: E of Jacumba and SE of Inkopah: Smuggler's Cave area 900 Comment
  CAS-BOT-BC311592  Isocoma acradenia var. eremophila S. B. Parish 1912-10-18 8352 Imperial Salton Basin. Dixeyland [Dixieland] -15 Comment
  CAS-BOT-BC311619  Isocoma acradenia var. eremophila H. M. Hall 1930-11-9 13022 Imperial San Felipe Wash at junction of Brawley and Warner Spring roads Comment
  RSA0029652  Isocoma acradenia var. eremophila Deidre Conocchioli, Billy Sale 2013-10-23 117 Imperial Sonoran Desert. West side of Algodones Sand Dunes. From Brawley, Ca, take CA-78 E (Ben Hulse Hwy) for 14 miles. Turn right (S) onto unpaved BLM road. 4 Comment
  SBBG34803  Isocoma acradenia var. eremophila T. L. Secrest 1948-4-8 Imperial Kane Spring -48 Comment
  SD199833  Isocoma acradenia var. eremophila Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16083 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 1 mile W of Hwy. 86; Section 14 (SL14), Palm Wash, Site ABRVIL in sandy arroyo bottom and surrounding mud embankments -35 Comment
  SD201058  Isocoma acradenia var. eremophila Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3172 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 20 (SL20), in Palm Wash, site PSOSPI, in wash. 73 Comment
  SEINET2053126 Image available Isocoma acradenia var. eremophila Jon Rebman 1996-8-2 3343 Imperial Coyote Mts: between Ocotillo and El Centro; along Painted Gorge Road, 2.6 miles north of S-80 and 3.8 miles east of S-2. 50 Comment
  UCR32031  Isocoma acradenia var. eremophila E. W. Lathrop 1977-11-13 7849 Imperial Sonoran (Colorado) Desert, 2.5 mi west of Plaster City [along Historic State Hwy 80] 67 Comment
  UC494538  Isomeris arborea Philip A. Munz 1931-3-12 11941 Imperial Beal's Well; Colorado Desert Comment
  UCR260222  Isomeris arborea A. C. Sanders, Jim Malusa 2015-3-5 41255 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  SD255118  Johnstonella costata Duncan S. Bell, Kim Clark, Deir Morse, Donna Thomas, Adiana VanKlaveren 2013-3-10 4504 Imperial Algodones Dunes; just to the west of Glamis on the north side of Highway 78. Eastern more stabilized section of dunes. 96 Comment
  SD87634  Johnstonella holoptera Frank W. Peirson 1935-4-16 11466 Imperial Laguna Dam, in waste disturbed ground, north of the bridge over the canal. (IPB 10/07) Comment
  RSA368193  Juncus cooperi F. J. Smiley 1924-4-16 s.n. Imperial Shore of Salton Sea Comment
  RSA713333  Juncus cooperi A. C. Sanders, E. J. Lawlor, Don Pendleton, C. L. Sanders 1992-3-21 12083 Imperial Imperial Valley: Frink Spring, north of Hwy 111 and east of Frink Rd. -10 Comment
  UC1101078  Juncus torreyi Malcolm A. Nobs and S. Galen Smith 1948-9-5 560 Imperial above Laguna Dam; Lower Colorado River Comment
  RSA788396  Juniperus californica Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3525 Imperial The Jacumba mountains, above the Valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile north of the U.S./Mexico border. 1280 Comment
  SD14049  Juniperus californica Frank F. Gander 1936-3-14 851 Imperial Boulder Park, top of Mountain Springs Grade Comment
  SD19728  Juniperus californica Frank F. Gander 1937-10-27 4659 Imperial Boulder Park Comment
  UCR148725  Juniperus californica Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6517 Imperial Colorado Desert, Mountain Springs Grade near I-8 exit Comment
  RSA0012774  Justicia californica Duncan S. Bell, Kim Clark, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4579 Imperial The Jacumba Mountains; a side canyon off of Devils Canyon; approximately 4 air miles southeast of Dos Cabezas Spring. 408 Comment
  SD19726  Justicia californica Frank F. Gander 1937-10-27 4657 Imperial In-Ko-Pah Gorge Comment
  SEINET7248821 Image available Justicia californica R. J. Barr 1967-1 67 -218 Imperial Ca. 40 miles west of El Centro near Ocotillo 518 Comment
  RSA643368  Kallstroemia californica Jon P. Rebman, Adrienne Russell 1997-9-6 4201 Imperial West of Plaster City: along S-80, north of Interstate 8. 20 Comment
  SD139445  Kallstroemia californica Jon Rebman, Maggie Loy 1996-10-27 3767 Imperial N of Glamis: Algodones Dunes 60 Comment
  SD250550  Kallstroemia californica B. Pitzer 1997-10-18 3299 Imperial Highway 78, 7.1 road miles south of town of Palo Verde and ca. 5.4 miles north of Walter's Cam[p Road. 91 Comment
  UC1192239  Kallstroemia californica Malcolm A. Nobs, S. Galen Smith 1948-9-5 546 Imperial about 5 mi e of Gray's Well (Highway 80, public water station adjacent to All-American Canal); Highway 80 Comment
  RSA704063  Keckiella antirrhinoides var. microphylla Jon P. Rebman, Mark Miller 2003-5-11 8987 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial Bounty border and N of the US/Mex border, N of Elliot Mine. 1140 Comment
  UCR242073  Koeberlinia spinosa A. C. Sanders, T. B. Salvato, Tim Thomas 2012-11-1 40499 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., west of N-S road north of BLM Rd 988, SW of Arroyo Seco, 5.2 km SW (223 deg. ) of Raineys Well 553 Comment
  UCR58349  Koeberlinia spinosa subsp. tenuispina A. C. Sanders 1989-9-26 9517 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 5.5 miles west of the eastern base boundary (at the end of Dietz Road) on the road to Pegleg Well 375 Comment
  CAS-BOT-BC61416  Krameria bicolor Ira L. Wiggins 1957-3-24 14030 Imperial About 2 miles west of Plaster City along highway 80 Comment
  CAS-BOT-BC61418  Krameria bicolor Robert F. Thorne; R. Rutherford 1964-4-12 33669 Imperial Near Imperial Gables, Chocolate Mts. 396 Comment
  SD115552  Krameria bicolor Duffie Clemons, Erik Jonsson 1983-3-26 425 Imperial On flat near roadside, Painted Gorge Road. 152 Comment
  SDSU6890  Krameria bicolor Robyn Garcia, M. 1987-3-28 Imperial I8, ca. .5 miles of, Myer Valley. Comment
  UCR281933  Krameria bicolor A. C. Sanders, Jim Malusa 2017-9-21 43366 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, south of Bradshaw Trail on dirt road toward Surveyors Pass, near Riverside Co. line & Hovley Tank guzzler 677 Comment
  HSC83066  Krameria erecta A. C. Sanders, Charlton, Pitzer, Kniffen, Wright 1986-3-10 6261 Imperial Coyote Mtns., 2.15 mi. N of Hwy. S-2 on a dirt road 1.1 mi. SE of the San Diego Co. line 244 Comment
  JEPS29487  Krameria erecta Lauramay T. Dempster 1962-4-19 1909 Imperial on Imperial Highway just e San Diego Co. line Comment
  RSA167598  Krameria erecta Robert F. Thorne, R. Rutherford 1964-4-12 33669 Imperial Near Imperial Gables, Chocolate Mountains. 396 Comment
  RSA409436  Krameria erecta Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7789 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob. 79 Comment
  SD200047  Krameria erecta Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16483 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas 99 Comment
  SD254640  Krameria erecta A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2015-3-6 42103 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, hills near Mammoth Wash, 1.17 km WNW (274a^z) of Hayden Well, wash crossing of dirt road (Tortuga 7.5'Q) 245 Comment
  SD73549  Krameria erecta Helen V. Witham 1970-3-1 675 Imperial Davies Valley 199 Comment
  SEINET12805632  Krameria erecta Chris Dietrich, M. Merello, H. Schmidt 1994-1 36 Imperial 12.5 miles north of Interstate 8, off Ogilby Road, .5 miles east on Hayduke Mine Road. A278 BLM land, desert access guide map #21, 195 Comment
  RSA735330  Krameria grayi Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11300 Imperial Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 434 Comment
  UC864341  Krameria grayi LeRoy Abrams 1907-12-29 Imperial Signal Mt. Comment
  UCR33645  Krameria grayi Sears 1978-4-11 1166 Imperial Sonoran (Colorado) Desert, 17 mi. south of Palo Verde 146 Comment
  RSA91217  Krameria grayi F. W. Peirson 1932-3-21 9785 Imperial 3 mi. north of Ogilby. 122 Comment
  UCR279077  Lactuca serriola A. C. Sanders, Jim Malusa 2017-3-10 42781 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash near Hayden Well 284 Comment
  CDA40070  Langloisia setosissima T. C. Fuller 1962-4-4 8098 Imperial Coyote Mountain, Shell Canyon Road, 3.6 miles north of Ocotillo. 0 Comment
  SDSU3127  Langloisia setosissima D. F. Howe 1949-3-10 2072 Imperial Andrade, Imperial County. 40 Comment
  UCR41469  Langloisia setosissima A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6180 Imperial Sonoran (Colorado) Desert, Yuha Desert, c. 5 miles airline south of Plaster City, in fossil oyster beds along a dirt road c. 5 mi south of the Dunaway Road exit off Hwy I-8 61 Comment
  RSA469601  Langloisia setosissima subsp. setosissima Munroe 1922-4-1 3528 Imperial Salton Sea. [County: Riverside or Imperial] Comment
  SD191990  Langloisia setosissima subsp. setosissima Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14380 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), small arroyo off of Grave Wash, Site LARTRI in arroyo bottom and surrounding cliff walls 89 Comment
  SD200143  Langloisia setosissima subsp. setosissima Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16390 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa -4 Comment
  SD27691  Langloisia setosissima subsp. setosissima Allan Keller 1940-3-16 207 Imperial Painted Gorge Comment
  CAS-BOT-BC171063  Larrea tridentata C. L. Hitchcock; C. V. Muhlick 1964-3-19 23143 Imperial 8 miles s. of Ocotilla Well, on road to Fish Creek Comment
  CAS-BOT-BC171079  Larrea tridentata C. B. Wolf 1931-5-29 1104 Imperial 2 mi. north of base of Signal Mt. - Colorado Desert Comment
  JEPS121554  Larrea tridentata Adam C. Schneider with Will Freyman 2014-2-15 326 Imperial West of Salton Sea, along Salton Borrego Seaway. Comment
  RSA0117112  Larrea tridentata Mitch Provance 2008-3-15 10091 Imperial Chocolate Mountains Region: E. side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint. 293 Comment
  RSA11937  Larrea tridentata Elmer I. Applegate 1910-4-8 3330 Imperial Southwest corner of the Oakley ranch, bank of New River, Brawley. Comment
Read comments
Jan 22 2015
  RSA389992  Larrea tridentata E. K. Balls 1949-4-3 12937 Imperial Near Grays Well on Highway 80 between Holtville and Yuma, Colorado Desert. 76 Comment
  SD242992  Larrea tridentata 1993-3-11 Imperial Poleline South Plaster City Comment
  SDSU11496  Larrea tridentata H. Wedberg 1966-3-26 1151 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, 0.1 mile south of San Diego County. 274 Comment
  SEINET4560727  Larrea tridentata R. Laport 2010-1 CA-R- 835 Imperial 3 km S of Jct. between Hwy 78 and Hwy 86, small dirt powerline Rd. on N side of Hwy 78, W of Salton Sea. -54 Comment
  SEINET4560735  Larrea tridentata R. Laport 2010-1 CA-K- 2164 Imperial 1 km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E flank of Algodones Dunes 109 Comment
  SEINET4560736  Larrea tridentata R. Laport 2010-1 T 2 Q4-1412 Imperial 4.5 km W of Salton City on Borrego-Salton Sea Way,~4 km on dirt track (holly Rd.) into california off-road recreation area, 31 Comment
  SEINET4560829  Larrea tridentata R. Laport 2010-1 CA-F- 2231 Imperial 3 km W of Jct. between Hwy 78 and Hwy 86, on Hwy 78 at the crest of the first hill on the road. -31 Comment
  SEINET4560850  Larrea tridentata R. Laport 2010-1 CA-R- 838 Imperial 3 km S of Jct. between Hwy 78 and Hwy 86, small dirt powerline Rd. on N side of Hwy 78, W of Salton Sea. -52 Comment
  SEINET4560852  Larrea tridentata R. Laport 2010-1 T 2 Q2-1313 Imperial 1km W of pulloff on Hwy 86 at ~7km N of Jct. between Hwy 78 and Hwy 86. -1 Comment
  SEINET4561000  Larrea tridentata R. Laport 2010-1 T 4 Q3-1888 Imperial 3.5km W from railroad Jct. with Ogilby Rd. on gravel Side Winder Rd., S side of road in open sand plains. 84 Comment
  SEINET4691397  Larrea tridentata R. Laport 2010-1 T 4 Q3-1852 Imperial 3.5 km W from railroad Jct. with Ogilby Rd. on gravel Side Winder Rd. S side of road in open sand plains 84 Comment
  SEINET4691441  Larrea tridentata R. Laport 2010-1 CA-J- 882 Imperial 12 km W of Glamis, CA, N side of Hwy 78, adjacent to irrigation canal, sandy dunes on W flank of Algodones Dunes 25 Comment
  SEINET4691455  Larrea tridentata R. Laport 2010-1 T 4 Q3-1851 Imperial 3.5 km W from railroad Jct. with Ogilby Rd. on gravel Side Winder Rd. S side of road in open sand plains 83 Comment
  SEINET4691498  Larrea tridentata R. Laport 2010-1 T 3 Q3-1736 Imperial 5km S on gravel Vista Mine Rd. at ~9.5km E of Glamis on Hwy 78, on E side of road at fork. 155 Comment
  SEINET4691507  Larrea tridentata R. Laport 2010-1 T 3 Q1-1604 Imperial 20km E of Brawley on Hwy 78, gravel turnoff on N side of Hwy, sandy dunes at W edge of Algodones Dunes. 12 Comment
  SEINET4691541  Larrea tridentata R. Laport 2010-1 T 3 Q3-1750 Imperial 5km S on gravel Vista Mine Rd. at ~9.5km E of Glamis on Hwy 78, on E side of road at fork. 160 Comment
  SEINET4691615  Larrea tridentata R. Laport 2010-1 T 4 Q1-1759 Imperial 3.5 km N on poorly defined sand road from campgrounds/recreation area adjacent to Coachella Canal at the Gordons Wells exit from I-8 sparse vegetation 46 Comment
  SEINET4691630  Larrea tridentata R. Laport 2010-1 T 3 Q3-1701 Imperial 5 km S on gravel Vista Mine Rd. at ~9.5 km E of Glamis on Hwy 78, on E side of road fork. 136 Comment
  SEINET4691632  Larrea tridentata R. Laport 2010-1 T 3 Q2-761 Imperial 8.5 km N of Glamis on gravel Ted Kipf Rd., W side of road, on rocky "desert pavement" on E flank of Algodones Dunes 78 Comment
  SEINET4907868  Larrea tridentata John E. Ebinger 1986-5-28 23467 Imperial Hole in the Wall Campground. Comment
  UC867929  Larrea tridentata Ira L. Wiggins 1937-2-25 8614 Imperial 0.7 mi n All-American Canal Spillway (Picacho Wash); Picacho Wash Comment
  UCR108059  Larrea tridentata Jon P. Rebman, Maggie Loy 1996-10-27 3770 Imperial Sonoran (Colorado) Desert, Algodones Dunes, north of Glamis. 60 Comment
  UCR201786  Larrea tridentata A. C. Sanders 2009-1-27 36160 Imperial Sonoran (Colorado) Desert, site of Ogilby, just N of the RR crossing on Ogilby Rd. 108 Comment
  UCR269532  Larrea tridentata A. C. Sanders, Jim Malusa 2016-3-8 42160 Imperial Sonoran (Colorado) Desert, NE side of Chocolate Mountains, along Dietz Rd., 1.7 km east of intersection with Skyline Dr., along boundary of Chocolate Mtns. Aerial Gunnery Range 314 Comment
  UCSB12507  Larrea tridentata Corfman, Nancy 1961-3-4 Imperial 12 miles west of Calexico on Highway 89, 1 mile west of West Side Main Canal Comment
  SEINET10951256  Larrea tridentata Greg Gust, Leith Nye 2005-3-4 Gust 469 Imperial Ca. 12 m E of Brawley just S of intersection of Hwy 78 and A182. BLM land. Desert scrub. 71 Comment
  SEINET7048017  Larrea tridentata Steven R. Hill, Kate Kramer 2001-4-27 33485 Imperial California Route 86/78, west side of road, near Kane Spring, 0.6 mile southeast of U.S. Border Patrol Station at San Felipe Wash bridge. About 3.3 miles southwest of the Salton Sea margin. Elevation about -170 feet. Comment
  SD250720  Larrea tridentata var. arenaria Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28829 Imperial Algodones Dunes area: east of Brawley; north of Hwy 78 at Glamis & west of the railroad & Ted Kipf Road; on the eastern edge of the dune field 89 Comment
  SD156567  Lemna gibba Steven P. McLaughlin 1986-5-12 3501 Imperial In slow-moving water in ditch through Distichlis sward, 1.1 miles north of Laguna Dam. Comment
  UCR103614  Lepidium dictyotum George K. Helmkamp, E. Helmkamp 1998-1-24 2602 A Imperial Sonoran (Colorado) Desert, Ogilby Rd, 14.2 mi. south of the junction with Calif. Hwy 78, vicinity of Tumco Wash 183 Comment
  CAS-BOT-BC89546  Lepidium lasiocarpum C. L. Hitchcock; C. V. Muhlick 1964-3-21 23228 Imperial About 15 miles north of Glamis on road to Blythe. Comment
  CAS-BOT-BC89548  Lepidium lasiocarpum S. B. Parish 1912-10-14 8296 Imperial Salton Basin. Rockwood. -51 Comment
  RSA697193  Lepidium lasiocarpum LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1251 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SD115594  Lepidium lasiocarpum Duffie Clemons, Erik Jonsson 1983-4-16 467 Imperial Davies Valley, in dried mud-silt of playa, south end of sink. Coyote Wells quad 334 Comment
  UCR121146  Lepidium lasiocarpum George K. Helmkamp, E. A. Helmkamp 2001-3-17 6281 Imperial Sonoran (Colorado) Desert, Ogilby Rd., 15.4 miles south of Calif. Hwy 78 168 Comment
  UCR249701  Lepidium lasiocarpum T. B. Salvato, Tim Thomas 2013-3-6 7270 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 2 km south of Rainey Well 511 Comment
  UCR48441  Lepidium lasiocarpum Steve Boyd 1986-2-6 1229 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  UCR50972  Lepidium lasiocarpum George K. Helmkamp 1988-2-28 s.n. Imperial Sonoran (Colorado) Desert, at end of a dirt road c. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98 153 Comment
  SD191870  Lepidium lasiocarpum subsp. lasiocarpum Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14399 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, 5.6 miles W of Hwy. 86; Section 18 (SL18), Grave Wash, Site OLILIN in arroyo bottom and surrounding embankments 71 Comment
  SD199953  Lepidium lasiocarpum subsp. lasiocarpum Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16404 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa -4 Comment
  SD199955  Lepidium lasiocarpum subsp. lasiocarpum Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16323 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides 39 Comment
  SD200386  Lepidium lasiocarpum subsp. lasiocarpum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16817 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Big Wash, Site ERIINF in sandy arroyo and surrounding cobbly mesas -14 Comment
  SD200387  Lepidium lasiocarpum subsp. lasiocarpum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16692 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
  UCD115673  Lepidium lasiocarpum subsp. lasiocarpum E. K. Balls; P. C. Everett 1958-3-20 22939 Imperial 2.4 mi. n. of jct. with U.S. Hwy. 80, on road to Blythe. 91 Comment
  UCR278748  Lepidium lasiocarpum subsp. lasiocarpum Onkar Singh, B. Huttar 2015-3-14 5083 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  RSA48315  Lepidium lasiocarpum var. lasiocarpum E. K. Balls 1949-4-4 12949 Imperial On Highway 111 between Niland and Wister. -61 Comment
  UCR202343  Lepidium lasiocarpum var. lasiocarpum Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3153 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, south side of the Colorado River, near Group Camp on north side of main access road 43 Comment
  RSA0121537  Lepidium oblongum L. R. Abrams 1903-1-25 s.n. Imperial 5 miles SW of Imperial Comment
  UC1998464  Leptochloa fascicularis Frank B. McMurry 1946-6-20 Imperial Recently formed sand bar along side channel leading into Fergeson Lake, Imperial National Wildlife Refuge, Imperial County, California. Comment
  CDA32420  Leptochloa filiformis J. Taylor 1961-9-12 Imperial Bard Valley 0 Comment
  POM161118  Leptochloa fusca subsp. uninervia George D. Abrams 1902-9-27 s.n. Imperial Near Calexico. Comment
  RSA615264  Leptochloa fusca subsp. uninervia Jon P. Rebman, Maggie Loy 1996-10-25 3718 Imperial South of Seeley: at Fig Lagoon. Comment
  UCD64019  Leptochloa fusca subsp. uninervia R. Tofsrud 1951-4-26 Imperial Hwy 80 near Seeley. Comment
  UCD64067  Leptochloa fusca subsp. uninervia W. W. Mackie 1921-9-1 Imperial Imperial Valley, Exp. Station. Comment
  SEINET10861698  Leptochloa panicea subsp. brachiata Andrew C. Sanders 1988-11-6 Sanders 8747 Imperial Imperial Valley between Brawley & Westmorland, E side of Hwy 86 at intersection with Kalin Rd. & Tamarack Canal crossing, 1.6 miles NW of the New River crossing at Brawley. Edge of canal & asparagus field with Distichlis spicata, Phragmites commub=nis, Bassia hyssopifolia, Atriplex lentiformis, etc. 34 Comment
  UC70940  Leptochloa panicea subsp. brachiata E. E. Schellenger 1905-12-1 1 Imperial Colorado River Colorado Desert (overflow land) Comment
  CDA271  Leptochloa uninervia Frank B. McMurry 1943-1 1407 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  UC65296  Leptochloa uninervia E. E. Schellenger 1903-10-1 55 Imperial Salton Basin Colorado Desert Comment
  UCR212658  Leptochloa uninervia A. C. Sanders 2010-2-20 37287 Imperial Sonoran (Colorado) Desert; Colorado River Valley, near Haughtelin Lake (old Colorado R. oxbow), NE of Winterhaven between Cocopah (Blackwell) Rd. and lake 39 Comment
  SDSU3136  Leptodactylon pungens H. Wedberg 1962-4-7 882 Imperial About 10 miles E from Jacumba on the road to El Centro; about half way down the Mtn. Springs Grade. 610 Comment
  UCD118496  Linanthus bigelovii C. L. Hitchcock 1970-3-18 25700 Imperial Ca. 8 miles N of Winterhaven. Comment
  RSA388043  Linanthus jonesii Steve Boyd 1986-2-6 1213 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  RSA749769  Linanthus jonesii R. F. Thorne 1978-4-29 52130 Imperial W of Chocolate Mountains: ca. 1 mile E of Coachella Canal and W of Melson Well. Comment
  UC669281  Linanthus jonesii Annie M. Alexander and Louise Kellogg 1941-3-21 1988 Imperial Beal Well Basin Colorado Desert, Chocolate Mountains 410 Comment
  UCR101130  Linanthus jonesii George K. Helmkamp, E. A. Helmkamp 1998-3-19 2948 Imperial Sonoran (Colorado) Desert, Little Picacho Wash along Picacho Rd, 2.5 mi. south of Picacho State Recreation Area 152 Comment
  SD144356  Linanthus pungens Jon P. Rebman, Melanie Howe 1997-4-5 3928 Imperial Jacumba Natural Area: E of Jacumba and SE of Inkopah: Smuggler's Cave area 900 Comment
  CDA4725  Linum usitatissimum T. C. Fuller 1962-4-4 8035 Imperial West of Highway 99 [later renumbered Highway 86] , 1.2 miles north of Highway 78, 18.0 miles northwest of Westmoreland. 0 Comment
  RSA801905B  Loeseliastrum schottii Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4541 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  SD243840  Logfia depressa Donald Hazlett 1993-3-13 6737 Imperial 2 mi. S of Ocotillo Just N of WA Comment
  SD155839  Logfia filaginoides Jon P. Rebman 2001-3-14 7131 Imperial Jacumba Natural Area, In-Ko-Pah Mountains. 975 Comment
  SD142990  Lonicera subspicata var. denudata Jon Rebman, Mike Simpson 1997-5-29 4147 Imperial Jacumba Wilderness Area: In-Koh-Pah Mountains; Smuggler's Cave area south of Mountain Spring; along US/Mexican border Comment
  POM276685  Lotus Lyman Benson 1933-4-1 4243 Imperial Cuyamaca Mountains. US 80, grade to Mt. Springs, Salton Sea Watershed. 457 Comment
  UCR256351  Lotus argophyllus Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3511 Imperial Peninsular Range, Jacumba Mountains, above Valley of the Moon, vicinity of Blue Angel Peak, c. 0.25 air mile north of the US/Mexico border 1280 Comment
  POM183668  Lotus argophyllus var. argophyllus P. A. Munz 1931-3-14 11496 Imperial Foot of Mountain Springs Grade. Comment
  UC495166  Lotus argophyllus var. argophyllus Philip A. Munz 1931-3-14 11496 Imperial at foot of Mountain Springs Grade Mountain Springs Grade Comment
  RSA787771  Lotus haydonii Duncan S. Bell 2012-3-23 3253 Imperial The Jacumba mountains; collecting in a narrow bouldery canyon on the way to Myer Valley approximately 4.5 air miles north of the U.S./Mexico border. 500 Comment
  HSC98237  Lotus salsuginosus C. L. Hitchcock, C. V. Muhlick 1964-3-20 23197 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  UCR269682  Lotus salsuginosus var. brevivexillus A. C. Sanders, Jim Malusa 2016-3-17 42312 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass 599 Comment
  SEINET2048676 Image available Lotus scoparius Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6512 Imperial Mountain Springs Grade near I-8 exit. Comment
  RSA19539  Lotus strigosus Roxana S. Ferris, Ruth P. Rossbach 1938-5-17 9625 Imperial Upper end of Painted Gorge, Carisso Mountains. Comment
  RSA659179  Lotus strigosus var. tomentellus J. C. Roos 1952-3-28 659179 Imperial Truck Haven along west side Salton Sea. 0 Comment
  UCR165481  Lotus strigosus var. tomentellus 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
  UCR211158  Lotus strigosus var. tomentellus Jim Andre, T. La Doux 2009-2-26 9897 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, SE end of mountains along Milpitas Wash at Hwy 78, c. 28 mi. SSW of Blythe 98 Comment
  UCR48437  Lotus tomentellus Steve Boyd 1986-2-6 1222 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  UCR50967  Lotus tomentellus George K. Helmkamp 1988-2-28 s.n. Imperial Sonoran (Colorado) Desert, at end of a dirt road c. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98 153 Comment
  SD73521  Lupinus albifrons var. albifrons Helen V. Witham 1970-4-19 805 Imperial In-Ko-Pah Mountains, occasional, among large boulders. (IPB 10/07) 1200 Comment
  SD242819  Lupinus arizonicus 1993-3-11 Imperial Shell Canyon Comment
  SD243900  Lupinus arizonicus Donald Hazlett 1993-3-13 6787 Imperial 3 mi. S of Ocotillo, in Davies Canyon 182 Comment
  SEINET10389845  Lupinus arizonicus A. C. Sanders, Jim Malusa 2016-1-24 41994 Imperial Chocolate Mountains Aerial Gunnery Range, beside old Niland to Blythe road on the upper alluvial fan in mouth of canyon below Lion Head Mountain, 17 km NE (63 deg. ) of Niland 314 Comment
  SEINET5575161  Lupinus arizonicus Steven P. McLaughlin 1998-1 7387 Imperial Along to road to Picacho State Rec. Area, with Cercidium floridum, Ambrosia dumosa, Encelia farinosa. 200 Comment
  SEINET6180885  Lupinus arizonicus Sears 1978-3-14 704 Imperial 7 mi. N.W. of U.S. 80, 8 miles N.W. of Winterhaven. Picacho Road just across All American Canal in Pacacho Wash.; 0 55 Comment
  UCR103633  Lupinus arizonicus George K. Helmkamp, E. A. Helmkamp 1998-3-19 2915 Imperial Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam. 76 Comment
  UCR269770  Lupinus arizonicus A. C. Sanders, Jim Malusa 2016-3-7 42137 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  RSA0094899  Lupinus concinnus Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8217 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  CAS-BOT-BC216553  Lupinus excubitus var. medius C. B. Wolf 1931-3-14 1896 Imperial At base of mountain springs grade, W side of Colorado Desert 182 Comment
  SDSU4973  Lupinus excubitus var. medius Robyn M. Garcia 1987-3-28 Imperial Interstate 8, ca. 1.0 miles east of Myer Valley. Comment
  UC495167  Lupinus excubitus var. medius Philip A. Munz 1931-3-14 11947 Imperial foot of Mountain Springs Grade Comment
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Jun 14 2011
  RSA802270  Lupinus sparsiflorus Duncan S. Bell 2013-3-24 4596 Imperial The eastern base of the Jacumba Mountains; in Palm Canyon Wash approximately 6.25 air miles southwest of the town of Ocotillo and about 0.25 air mile east of the boarder of Anza-Borrego Desert State Park. 405 Comment
  RSA0034198  Lycium Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren 2013-3-9 4488 Imperial Chocolate Mountains; in Arrastra Wash approximately 2.25 air miles northeast of Picacho Peak. 129 Comment
  HSC47317  Lycium andersonii R. W. Spjut, Judy Adams 1978-11-26 5255 Imperial Colorado Desert near Buzzard's Peak, 43 mi. S of Blythe on E side Hwy. 78 Comment
  RSA422092  Lycium andersonii R. S. Woglum 1939-4-14 2246 Imperial Near Beal Well, on Blythe to Niland rd. Comment
  SD120970  Lycium andersonii Duffie Clemons, Erik Jonsson 1987-4-12 1667 Imperial Along Gavilan Wash, in rocky dry runnel, Indian Pass ACEC. (IPB 10/07) 280 Comment
  SD161376  Lycium andersonii Jon Rebman, Jim Rocks 2005-2-10 10951 Imperial Little Picacho Wilderness Area (BLM property): North of Winterhaven, SW of Colorado River; approx. 18 miles N of S24 on Picacho Road; just south of the Picacho State Recreation Area 195 Comment
  SD250702  Lycium andersonii Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28718 Imperial Northeast of the Algodones Dunes: along Ogilby Road (S34) between I-8 & Hwy 78; in a wash just south of Indian Pass Road 189 Comment
  UCR169915  Lycium andersonii Scott D. White, Jennifer H. Jones 2005-4-19 10969 Imperial Sonoran Desert, Fish Creek Mountains 213 Comment
  SD254708  Lycium brevipes T. B. Salvato, Fred M. Roberts, et al. 2013-3-13 7328 Imperial Sonoran (Colorado) Desert: Chuckwally Bench, south of Chuckwalla Mountains, Arroyo Seco, ca. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off road between the well and powerline road. 527 Comment
  UCR212940  Lycium brevipes A. C. Sanders 2010-3-25 37593 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, upper English Road at bend around end of fig orchard, c. 6 mi. NNW of Niland 10 Comment
  CAS-BOT-BC231482  Lycium brevipes var. hassei C. B. Wolf 1931-3-12 1873 Imperial Colorado Desert, 1/2 mi. south of Niland Comment
  PASA2128  Lycium fremontii 1930-3-28 Imperial Mts. west of El Centro Comment
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Sep 3 2016
  SD211445  Lycium fremontii Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18921 Imperial Southeast 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, E of Ocotillo & W of El Centro; on flats just N of jctn. Of powerline road & I-8 17 Comment
  UCR234419  Lycium fremontii Marie Barrett 2012-2-25 212- 03 Imperial Sonoran (Colorado) Desert, 3 miles east of Plaster City along Evan Hewes Hwy 1 Comment
  RSA802360  Lycium parishii Duncan S. Bell 2013-3-24 4622 Imperial The eastern base of the Jacumba Mountains; in Palm Canyon Wash approximately 6.25 air miles southwest of the town of Ocotillo and about 0.25 air mile east of the boarder of Anza-Borrego Desert State Park. 405 Comment
  UC1280952  Lycium torreyi H. E. McMinn 1925-6-29 1462 Imperial near the bridge Yuma, Ariz. Comment
  UCR241037  Lycium torreyi A. C. Sanders, Ann Howald 2013-3-1 40592 Imperial Sonoran (Colorado) Desert, Salton Sink, along San Felipe Creek south of Hwy 78, 0.22 km west of Hwy 86 opposite the Border Patrol checkpoint -54 Comment
  CDA8227  Machaeranthera canescens T. C. Fuller 1962-10-17 9788 Imperial L. Levy property, Route 1, Box 366, road to Bard, 1.6 miles north of Winterhaven. 0 Comment
  SD162634  Malacothrix clevelandii Jon Rebman, Mark Miller 2003-5-10 8975 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  UCR156501  Malacothrix clevelandii Jon P. Rebman, M. Miller 2003-5-10 8975 Imperial Peninsular Ranges; Cuyamaca-Laguna Mountains region, Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over east of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  SD199835  Malacothrix glabrata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16512 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, W of Salton City, Along Hwy S22, section 29 (SP29), Site LANSET on mesa and surrounding mud and cobble hillsides 152 Comment
  UC1787751  Malacothrix glabrata Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7225 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon, just E of the microwave towers. 1200 Comment
  UCR165626  Malacothrix glabrata 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 15 and 16, c. 2 miles NE of Frink and c. 10 miles east of Bertram 23 Comment
  UCR202318  Malacothrix glabrata Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3184 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, south side of the Colorado River, and north of main access road 63 Comment
  IRVC78  Malosma laurina Janet Morgan 1965-4-3 s.n. Imperial Brawley; Sycamore and West I Street. Sonoran Desert Comment
  UCR41681  Malperia tenuis A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6195 Imperial Sonoran (Colorado) Desert, Coyote Mountains, Fossil Canyon, 3.3 mi north of Imperial Hwy (S-2) at Ocotillo, on Shell Canyon Road 305 Comment
  SEINET10680610  Malva Greg Gust, Leith Nye 2005-3-4 Gust 489 Imperial Summit of Black Mountain on Black Mountain Rd. High desert scrub. 549 Comment
  RSA434899  Malva parviflora Edwin Kline 1920-4-11 s.n. Imperial Imperial Valley. Comment
  RSA615279  Malvella leprosa Jon P. Rebman, Maggie Loy 1996-10-26 3736 Imperial Sandy area along irrigation canals 10 Comment
  SEINET3144955  Malvella leprosa R. W. Spellenberg, N. Zucker 2000-3-18 13016 Imperial California Hwy 98, 21 km E of Calexico 0 Comment
  UC170157  Malvella leprosa E. E. Schellenger 1894-9-15 113 Imperial Colorado Desert, Paloverde Valley Comment
  UCR107996  Malvella leprosa Jon P. Rebman, Adrienne Russell 1997-9-2 4182 Imperial Sonoran (Colorado) Desert, West of Calexico; junction of Brockman Rd. and Hwy 98 1 Comment
  SD118629  Mammillaria dioica James C. Dice 1986-3-27 642 Imperial Meyer Valley, growing on sandy rocky west-facing slope. 480 Comment
  SD157306  Mammillaria dioica Jon P. Rebman 2001-3-16 7194 Imperial Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit. (IPB 9/07) 459 Comment
  POM183662  Mammillaria tetrancistra P. A. Munz 1931-3-14 12855 Imperial 5 miles north of Laguna Dam. Comment
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Nov 17 2009
  RSA721472  Mammillaria tetrancistra Sarah J. De Groot, Tim Thibault, Valentin Arvizu, Steve Boyd, Aydee Virgen, Tammy Morgan 2004-5-14 4349 Imperial Chocolate Mountains: Gasline road. 434 Comment
  RSA721478  Mammillaria tetrancistra Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-13 4321 Imperial Chocolate Mountains: Along Beal road near Surveyor's Pass. 645 Comment
  SEINET10389888  Mammillaria tetrancistra A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42191 Imperial Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  RSA441207  Marah macrocarpa M. B. Dunkle 1932-3-26 2929 Imperial East of Salton Sea, near Kane Springs. Comment
  CAS-BOT-BC271701  Melica frutescens Roxana S. Ferris 1928-4-18 7079 Imperial 1/2 mile east of Mountain Springs Comment
  UCR108123  Melica imperfecta Jon P. Rebman, Melanie Howe 1997-4-5 3927 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 Comment
  SD142414  Melilotus albus Jon P. Rebman, Adrienne Russell 1997-9-6 4185 Imperial Along Hwy. 98, approximately 6 miles E of Calexico 0 Comment
  SD211413  Melilotus indicus Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18926 Imperial Southeast 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, E of Ocotillo & W of El Centro; on flats just N of jctn. Of powerline road & I-8 17 Comment
  POM47329  Mentzelia albicaulis Mary F. Spencer 1917-3-27 242 Imperial Coyote Wells, Colorado Desert. Comment
  SD125141  Mentzelia desertorum Steven P. McLaughlin, Janice E. Bowers 1985-3-10 2938 Imperial Sidewinder Road, 3.8 miles north of I-8. 121 Comment
  SD200052  Mentzelia desertorum Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16243 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments 60 Comment
  SD200442  Mentzelia desertorum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16593 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), North fork of Big Wash, Site ENCHYB on flats and in cobble and sand arroyos 17 Comment
  JEPS22541  Mentzelia involucrata Rimo Bacigalupi with Paul Hutchison 1958-2-18 6169 Imperial 4.5 mi s Palo Verde settlement (Sandy areas of arroyo running eastward into Laguna Palo Verde.); northeastern base of the Palo Verde Mts. 88 Comment
  JEPS42804  Mentzelia involucrata L. M. Newlon, Dr. 1922-4-1 390 Imperial 3 mi w Coyote Wells Comment
  JEPS42809  Mentzelia involucrata L. M. Newlon 1922-4-1 390 Imperial 3 mi w Coyote Wells; Colorado Desert Comment
  RSA0013095  Mentzelia involucrata Duncan S. Bell, Kim Clark, Megan Ferguson, Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4552 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA124335  Mentzelia involucrata E. K. Balls, P. C. Everett 1958-3-20 22921 Imperial Ogilby, 152 Comment
  RSA440427  Mentzelia involucrata H. de Forest, Jack Rempel 1933-4-10 17750 Imperial Pass in Mountains, Chocolate Mountains, Colorado desert. Comment
  RSA747496  Mentzelia involucrata G. Gust, L. Nye 2005-3-4 485 Imperial Off of Hwy 78 on Black Mountain Rd. ca. 3 miles from Hwy 78 intersection at dry wash approaching Black Mountains. 363 Comment
  SD173113  Mentzelia involucrata Larry Hendrickson, L. Louise Jee 2005-4-22 2087 Imperial Trust for Public Lands Option Properties. Big Wash, approx. 4.6 air miles west of hwy. 86 and 3.0 air miles north of hwy. S-22 (Borrego-Salton Seaway). 124 Comment
  SD191944  Mentzelia involucrata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14486 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
  SD242866  Mentzelia involucrata Andrea Laltoo 2005-3-26 35 Imperial Yuha Desert Area of Critical Environmental Concern, wash running N-S through DeAnza campgound, E of route 274 131 Comment
  SD260269  Mentzelia involucrata A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42193 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0.4 km east of old Niland-Blythe Rd. (Lion Head Mountain 7.5'Q) 427 Comment
  SEINET8001721  Mentzelia involucrata Jon P. Rebman 1998-3-23 4952 Imperial Picacho State, W of Picacho State Recreation Area 150 Comment
  UC669261  Mentzelia involucrata Annie M. Alexander and Louise Kellogg 1941-3-16 1947 Imperial 23 m n Ogilby (south-facing rocky wall of wash from lava hills); Colorado Desert 323 Comment
  UCR211177  Mentzelia involucrata Jim Andre, T. La Doux 2009-2-26 9889 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, along major powerline corridor (Palo Verde Road) that runs north-south through mountains, c. 1 mile south of pass 182 Comment
  UCR276023  Mentzelia involucrata Jim Andre 2016-3-6 34845 Imperial Santa Rosa Mountains, base of southeastern end of range, west of Coolidg Spring Road, 0.7 mile west of Hwy 86, c. 1.5 miles west of Salton Sea at 'Desert Shores -11 Comment
  UCR279468  Mentzelia involucrata var. megalantha A. C. Sanders, Jim Malusa 2017-3-27 43098 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon mouth 12 km NE (53 deg. ) of Bombay Beach, overlooking Frink and the Salton Sea 226 Comment
  SEINET889858  Mentzelia longiloba Steven P. MacLaughlin, Janice E. Bowers 1985-1 2955 Imperial Along frontage rd. N of I-8, just W of Andrade exit 60 Comment
  UC1286992  Mentzelia longiloba C. L. Hitchcock 1966-3-19 24281 Imperial between Yuma Holtsville Comment
  RSA649274  Mentzelia longiloba var. longiloba Sears 1978-3-15 780 Imperial 9 mi. NE of Glamis, 2 mi. SW of Blythe, Ogilby Road Jct. Chocolate Mts. 295 Comment
  RSA0127351  Mentzelia longiloba var. longiloba Donald A. Johansen, Joseph A. Ewan 1932-4-13 7128 Imperial Eastern edge of Sand Hills on Yuma Road at Ogilly turnoff. Comment
  CLARK-A1528-7848  Mentzelia multiflora subsp. longiloba John C. Roos 1949-4-7 4161 Imperial Niland Comment
  RSA0004124  Mentzelia peirsonii W. L. Jepson 1927-4-17 11764 Imperial Myers Creek bridge, foot of Mountain Springs grade. 244 Comment
  UC669308  Mentzelia puberula Annie M. Alexander and Louise Kellogg 1941-3-15 1941 a Imperial 27 mi. n Ogilby (Imperial Gables); Chocolate Mountains 414 Comment
  RSA787307  Mimulus aridus Duncan S. Bell, Kim Clark, Bob Ellis, Tanner Harris, John Krapek, Shane Oakes, Tom Persons 2012-3-25 3279 Imperial Collecting between the I-8 split about a mile east of Mountain Spring. 663 Comment
  UCR155775  Mimulus aridus Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7235 Imperial Peninsular Range/Sonoran (Colorado) Desert, In-Ko-Pa Mtns, Jacumba Natural Area, at top of grade along the road to Valley of the Moon, just east of the microwave towers 1200 Comment
  CDA41676  Mimulus aurantiacus var. aridus S. E. Schoenig 1998-6-21 98 -60 Imperial Between north- and south-bound lanes of Hwy I-8, 200 meters west of connector road at Mountain Springs exit. Comment
  RSA420954  Mimulus bigelovii var. bigelovii M. B. Dunkle 1935-3-31 4431 Imperial Colorado Desert. 915 Comment
  RSA80148  Mimulus bigelovii var. bigelovii F. W. Peirson 1927-4-16 7211 Imperial Foot of Mountain Springs Grade, Western Imperial County Comment
  RSA0088815  Mirabilis laevis Mitch Provance 2008-3-15 10084 Imperial Chocolate Mountains Region: E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c.2.5 miles NNE of the border checkpoint. 293 Comment
  UCR260240  Mirabilis laevis A. C. Sanders, Jim Malusa 2015-3-8 41344 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, small side canyon south of the main wash, US Navy Chocolate Mountains Aerial Gunnery Range 354 Comment
  UCR279227  Mirabilis laevis A. C. Sanders, Jim Malusa 2017-3-13 42856 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Salvation Wash east of Salvation Pass, 1 km above to 1.1 km below confluence with German Diggins Wash 373 Comment
  RSA0015808  Mirabilis laevis var. retrorsa Jim Andre 2013-3-4 24137 Imperial Cargo Muchacho Mtns: northwest side of range, on BLM Rd 664, 0.5 mi east of Ogilby Rd. 195 Comment
  UC1287001  Mirabilis laevis var. villosa C. L. Hitchcock 1966-3-20 24290 Imperial wash about 15 mi N of Ogilby on road to Blythe Comment
  CAS-BOT-BC229617  Mirabilis tenuiloba C. B. Wolf 1931-3-14 1901 Imperial Mountain Springs grade 274 Comment
  POM47413  Mirabilis tenuiloba P. A. Munz 1924-2-23 7822 Imperial Foot of Mountain Springs Grade. Comment
  RSA2044  Mirabilis tenuiloba Carl B. Wolf 1931-3-14 1901 Imperial Mountain Springs Grade. 274 Comment
  RSA329659  Mirabilis tenuiloba Gary D. Wallace, D. Wilken 1966-3-5 110 Imperial In-Ko-Pah Mts. along Hwy. 98, 0.25 miles E of jct. with Hwy. 80 S of Ocotillo. Comment
  SD250523  Mirabilis tenuiloba Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell Adriana VanKleveren 2013-3-17 4571 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles southe of the town of Ocotillo. 232 Comment
  RSA0096488  Mohavea confertiflora Jim M. Andre 2015-3-3 31329 Imperial Along dirt road 0.6 mi. west of Imperial Hwy (Hwy S2), 7.5 mi NW of town of Ocotillo, just east of San Diego County line. 252 Comment
  RSA167529  Mohavea confertiflora Robert F. Thorne, R. Rutherford 1964-4-11 33621 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA253956  Mohavea confertiflora Noel Holmgren, Patricia K. Holmgren 1973-3-24 6495 Imperial Palo Verde Valley, 5 air miles south of Palo Verde 76 Comment
  RSA782248  Mohavea confertiflora R. W. Spjut 2008-4-1 16237 Imperial Sonoran Desert. BLM: Palo Verde Mts., along Hwy. 78 491 Comment
  SD161377  Mohavea confertiflora Jon Rebman, Jim Rocks 2005-2-10 10931 Imperial Little Picacho Wilderness Area (BLM property): North of Winterhaven, SW of Colorado River; in a wash 11 miles N of S24 on Picacho Road; S of Picacho State Recreation Area 195 Comment
  SD242965  Mohavea confertiflora 1998-2-19 Imperial Jackson Gulch Comment
  UC1292602  Mohavea confertiflora C. L. Hitchcock, C. V. Muhlick 1964-3-20 23195 Imperial about 7 mi n of junction with Highway #80 (along State Highway S2) Comment
  UCD83516  Mohavea confertiflora Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5858 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  UCR148688  Mohavea confertiflora Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6538 Imperial W Colorado Desert, NW of El Centro, E side of Fish Creek Mtns and west of Salton Sea Comment
  UCR269766  Mohavea confertiflora A. C. Sanders, Jim Malusa 2016-3-15 42256 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.85 km NNE of Beal Well, NW side of a rocky hill east of old Niland-Blythe Rd. 434 Comment
  UCSB33433  Mohavea confertiflora Kearns, D.; Simmons, Karen 1979-3-3 Imperial Beginning of Shell Canyon; 2 miles east of S2; on Shell Canyon Rd 152 Comment
  RSA0094620  Monardella nana Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8203 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  CLARK-A1528-2586  Monolepis nuttalliana John C. Roos 1949-4-8 4200 Imperial Palo Verde Valley Comment
  SD242780  Monolepis nuttalliana 1993-3-8 Imperial Highway 98 S of No Mirage 28 Comment
  SD250479  Monolepis nuttalliana A. C. Sanders 2010-3-25 37597 Imperial Salton Trough; Imperial Valley, Wister area, Wilkins Road 0.2 miles SE of 90 degree bend at Hobbs Road junction, ca. 5.8 miles NW of Niland. -18 Comment
  UCR15883  Monolepis nuttalliana Maureen Hales Pendleton 1978-3-22 78- 01 Imperial Sonoran (Colorado) Desert, c. 15 mi. NW of Niland, 1/2 mi. north of Hwy 111, just west of Hot Mineral Spa Road -55 Comment
  CDA8410  Monoptilon bellioides T. C. Fuller 1962-4-4 8063 Imperial Highway 98 to Calexico, 16.0 miles east of Ocotillo. 0 Comment
  HSC85338  Monoptilon bellioides Steve Boyd 1986-2-6 1223 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  JEPS29260  Monoptilon bellioides Rimo Bacigalupi, and L. Heckard, and P. C. Hutchison 1962-3-20 8328 Imperial about 6.3 mi s Picacho ((which is on the Colorado River, nw of Yuma)); Burro Wash 182 Comment
  JEPS31432  Monoptilon bellioides Dr. L. M. Newlon 1922-4-1 388 Imperial 3 mi w Coyote Wells; Colorado Desert Comment
  JEPS31444  Monoptilon bellioides W. L. Jepson 1935-4-20 17087 Imperial between Harper Well and Borrego Springs; Baileys Well 3 Comment
  RSA0014950  Monoptilon bellioides Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4544 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA363566  Monoptilon bellioides H. de Forest, Jack Rempel 1933-4-10 17738 Imperial Between Cargo Muchacho and Chocolate Mt. Comment
  RSA733452  Monoptilon bellioides Lyman Benson 1933-4-1 4248 Imperial US 80, Grade to Mt Springs. Mt. Range Cuyamaca. Salton Sea Watershed. 610 Comment
  SD199842  Monoptilon bellioides Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16477 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas 99 Comment
  SD200334  Monoptilon bellioides Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16805 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 14 (SL14), in Coral Wash, Site PSARAM in dried mud, fossil coral, and sand arroyos and mesas -20 Comment
  SD242719  Monoptilon bellioides Andrea Laltoo 2005-2-18 3 Imperial Yuha Desert Area of Critical Environmental Concern, Shellbeds Campground, Western Section, East of route 353 39 Comment
  SD24627  Monoptilon bellioides Norris Bloomfield 1939-4-2 Imperial 2.0 miles east of Painted Gorge. Comment
  SEINET2053858 Image available Monoptilon bellioides Norman C. Cooper 1949-3-17 3090 Imperial Coyote Wells. 152 Comment
  UC1440557  Monoptilon bellioides T. J. Watson Jr. 1970-3-23 358 Imperial 5 mi e Ocotillo (along Interstate Hwy 8) Comment
  UC88016  Monoptilon bellioides T. S. Brandegee 1901-3-30 Imperial near Boundary Line; Colorado Desert, Signal Mt. Comment
  UCD134643  Monoptilon bellioides G. L. Webster; S. Lynch 1973-3-18 7582 Imperial 2.3 miles NW of Ocotillo. 152 Comment
  SEINET10800996  Monoptilon bellioides Noel H. Holmgren, Patricia K. Holmgren 1974-3-29 Holmgren 7550 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo. 274 Comment
  GMDRC2972  Muhlenbergia microsperma J. Andre, T. La Doux 2009-2-26 9881 Imperial Palo Verde Mountains: Palo Verde Mountains: along major power line corridor (Palo Verde Road) that runs north-south through mountains 33 deg. 18.249' N 114 deg. 47.281' W. - 598 ft. 182 Comment
  HSC10398  Muhlenbergia microsperma C. L. Hitchcock, C. V. Muhlick 1964-3-21 23216 Imperial 30 mi. N of Ogilby Comment
  SD128012  Muhlenbergia microsperma Michael Curto 1989-9-20 610 Imperial Chocolate Mts, 10 air mi W of Picacho, NE from Hwy S34, Indian Pass area NW of Indian Pass/Gavilan Wash jct 299 Comment
  SD260160  Muhlenbergia microsperma A. C. Sanders, Jim Malusa 2016-3-17 42338 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench just inside Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. 1.2 km east of Surveyors Pass (Augustine Pass 7.5'Q) 629 Comment
  UCR269834  Muhlenbergia microsperma A. C. Sanders, Jim Malusa 2016-3-17 42338 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench just inside Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. 1.2 km east of Surveyors Pass 629 Comment
  CDA19764  Myriophyllum spicatum M. Mizumoto 2001-11-8 PDR P 100202 Imperial Southern California; Vicinity of Calexico. 0 Comment
  SEINET919526  Myriophyllum spicatum Steven P. MacLaughlin, Janice E. Bowers 1985-1 3042 Imperial Sandy ground along Colorado River just east of Ft. Yuma. Comment
  CDA5315  Myriophyllum spicatum subsp. spicatum L. Poloni, Aurelio Posadas 1978-10-18 Imperial U.S.D.A. Field Station, 4151 Highway 86, Brawley. 0 Comment
  SD142490  Najas guadalupensis Jon P. Rebman, Adrienne Russell 1997-9-6 4190 Imperial West of Hwy 115, along the Redwood Canal, just west of the Alamo River, between Butler Road & McKim Road. 20 Comment
  UCR108026  Najas guadalupensis Jon P. Rebman, Adrienne Russell 1997-9-6 4190 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Hwy 115, along the Redwood Canal; just west of the Alamo River between Butter Road and McKim Road. 20 Comment
  UCD138164  Najas marina Malcolm A. Nobs; S. Galen Smith 1948-9-5 544 Imperial canal above Laguna Dam, Lower Colorado River. Comment
  JEPS1417  Nama J. B. Davy 1902-3-28 7965 Imperial Calexico , Calexico (bed of New River) Comment
  JEPS29233  Nama Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8310 Imperial just nw of Yuma, Ariz. and 0.2 mi n All American Canal (in gravel of wash at mouth of Picacho Wash along Picacho Road 5 mi n of its junction with old U.S. Highway 80); n of All American Canal, mouth Picacho Wash 60 Comment
  SBBG22929  Nama demissa D. Myrick 1965-3-1 1061 Imperial Vincent Ranch, 25 mi E of Glamis 487 Comment
  SD262293  Nama demissa A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-6 42705 Imperial Sonoran (Colorado) Desert: edge of Chocolate Mountains Aerial Gunnery Range, near end of Imperial Gables Rd. 395 Comment
  SEINET12279923  Nama demissa Unknown 1958-1 1807 Imperial Junction of the Highway 80 and 98 and the road the Ogilby Comment
  RSA696404  Nama demissa var. demissa LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1254 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  UCR151358  Nama demissa var. demissa LeRoy Gross, V. Arvizu, Sarah De Groot, Lisa Rojas, T. Thibault 2004-5-13 1254 Imperial Colorado Desert; Chocolate-Chuckwalla Mtns region, Chocolate Mountains (Chocolate Mountains Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Rd 646 Comment
  SD250501  Nama hispida B. Pitzer 1998-2-2 3521 Imperial Colorado Desert: Tumco Wash, where powerline crosses Ogilby Road (first time heading S, second time heading N) 198 Comment
  UCR102692  Nama hispida B. G. Pitzer 1998-2-2 3514 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
  RSA603561  Nama hispida var. spathulata R. S. Woglum 1940-3-10 2446 Imperial Sonora Desert: Ogilby. Comment
  SD115681  Nama hispida var. spathulata Duffie Clemons, Erik Jonsson 1983-10-2 795 Imperial [TRS only, no locality information on label] 29 Comment
  SD125164  Nama hispida var. spathulata Steven P. McLaughlin, Janice E. Bowers 1985-3-10 2947 Imperial Along Highway S34 just north of I 8. 67 Comment
  UCR241619  Nemacladus A. C. Sanders, Fred M. Roberts, T. B. Salvato 2013-5-1 40820 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, c. 2.4 km SE of Raineys Well 484 Comment
  UCR249855  Nemacladus T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-3-13 7318 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off road between the well and powerline road 534 Comment
  UCR269659  Nemacladus A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-14 42184 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd., in wide main canyon near Lion Head Mountain, c. 2.75 km SW of Beal Well 351 Comment
  SEINET1869635  Nemacladus orientalis Steven P. MacLaughlin, Janice E. Bowers 1984-1 2775 Imperial Indian Pass Rd. 1.0 miles E of Indian Pass. 244 Comment
  UC669214  Nemacladus orientalis Annie M. Alexander and Louise Kellogg 1941-3-15 1943 Imperial 27 mi n Ogilby; Colorado Desert 414 Comment
  UCR50449  Nemacladus tenuis var. aliformis George K. Helmkamp 1988-2-28 880228- 29 Imperial Sonoran (Colorado) Desert, at end of a dirt road c. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98 153 Comment
  SD199964  Nemacladus tenuis var. tenuis Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16354 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, in rocky arroyo and surrounding rocky mesas 79 Comment
  UCR237226  Nemacladus tenuis var. tenuis Jon P. Rebman, Guy L. Fleming, Victoria Marshall, Annette Winner 2009-3-25 16720 Imperial Sonora (Colorado) Desert, Freeman Preoperties (Truckhaven) west of the Salton Sea, northwest of Salton City, west of Hwy 86, section 7 (SP7), north fork of Big Wash, Site SPHAMB 137 Comment
  CAS-BOT-BC233449  Nicotiana glauca E. A. McGregor 1917-4-17 867 Imperial Holtville Comment
  JEPS12199  Nicotiana obtusifolia W. L. Jepson 1912-11-3 5284 Imperial Milpias Milpitas (lower end of Palo Verde Valley, ne Imperial County); Palo Verde Valley 45 Comment
  RSA124323  Nicotiana obtusifolia E. K. Balls, Percy C. Everett 1958-3-20 22913 Imperial 2.4 mi. N of U. S Hwy. 80 on rd. to Blythe. 91 Comment
  RSA26855  Nicotiana obtusifolia I. L. Wiggins 1941-3-25 s.n. Imperial Desert wash 5 miles northeast of Beal Well. Comment
  RSA426718  Nicotiana obtusifolia Martha Hilend 1927-11-26 s.n. Imperial San Felipe Wash. Comment
  RSA735315  Nicotiana obtusifolia Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11277 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region: western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of US Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  SD250542  Nicotiana obtusifolia T. B. Salvato, Tim Thomas 2012-10-18 7251 Imperial Sonoran (Colorado) Desert: Chuckwalla Bwench, south of the Chuckwalla Mountains, upper drainage of Arroyo Seco, 4.7 km west of Rainey Well, 0.14 km N of the old Niland-Blythe Road, 1.34 km S of the Bradshaw Trail (Chuckwalla Spring 7.5'Q) 604 Comment
  UCR266564  Nicotiana obtusifolia A. C. Sanders, J. Malusa 2016-1-22 41938 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, old Niland to Blythe Road, 3.4 miles above Coachella Canal at Slab City, US Navy Chocolate Mountains Aerial Gunnery Range 104 Comment
  UCR152573  Nolina bigelovii James C. Dice, A. Croft 1985-6-5 614 Imperial Sonoran (Colorado) Desert/Peninsular Range, Mountain Springs 670 Comment
  SD73530  Notholaena californica subsp. californica Helen V. Witham 1970-3-1 721 Imperial Under boulders facing east, Lower Pinto Wash 299 Comment
  SD255230  Oenothera curtiflora Ellen Dean, T. Starbuck, M. Starbuck, T. Zavortink 2010-8-9 5903 Imperial BLM Algodones Dunes Natural Area. East side of dunes accessed from 6.8mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 67 Comment
  SDSU8858  Oenothera deltoides D. R. Harvey 1932-1-31 Imperial Colorado Desert between Haltville and Yuma. Comment
  UCR241541  Oenothera deltoides A. C. Sanders, Ann Howald 2013-2-28 40580 Imperial Sonoran (Colorado) Desert, along dirt track 1.03 km due north of Hwy 98, track joins Hwy c. 9.9 km west of Mt. Signal at Brockman Rd., 0.8 mi. from hwy via the track 30 Comment
  POM184494  Oenothera deltoides subsp. deltoides P. A. Munz, C. L. Hitchcock 1932-4-5 12128 Imperial 10 miles SE of Holtville. Comment
  POM355313  Oenothera deltoides subsp. deltoides Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-29 7797 Imperial SW of railroad access road towards Glamis. foredunes of Pilot Knob Mesa, NE of Sand Hills. 107 Comment
  RSA48298  Oenothera deltoides subsp. deltoides E. K. Balls 1949-4-3 12933 Imperial Near Grays Well on Highway 80 between Holtville and Yuma, Colorado Desert. 76 Comment
  SDSU18770  Oenothera deltoides subsp. deltoides C. Matt Guilliams, Jeff Marshall 2008-4-23 622 Imperial North of I-8 ca. 0.5km and east of the All-American Canal ca. 50m. Adjacent to the canal as it passes through the Algodones Dunes. 73 Comment
  SDSU18776  Oenothera deltoides subsp. deltoides C. Matt Guilliams, Jeff Marshall 2008-4-23 622 Imperial North of I-8 ca. 0.5km and east of the All-American Canal ca. 50m. Adjacent to the canal as it passes through the Algodones Dunes. 73 Comment
  HSC16535  Oenothera primiveris C. L. Hitchcock 1966-3-19 24284 Imperial Between Yuma and Holtsville Comment
  RSA124374  Oenothera primiveris subsp. primiveris E. K. Balls, P. C. Everett 1958-3-20 22892 Imperial 0.5 miles N along road to Ogilby and Blythe from U.S. Hwy 80. 61 Comment
  CAS-BOT-BC427417  Oligomeris linifolia E. A. McGregor 1917-4-17 859 Imperial Colorado Desert. 5 mi east of El Centro Comment
  RSA167515  Oligomeris linifolia Robert F. Thorne, R. Rutherford 1964-4-10 33581 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  RSA489117  Oligomeris linifolia George K. Helmkamp 1988-2-28 32 Imperial At end of a dirt road ca. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98., [Crucifixion Thorn 10 km cell; PG - 1N, OE] 152 Comment
  RSA695897  Oligomeris linifolia LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1247 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  RSA767457  Oligomeris linifolia J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13394 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SBBG25053  Oligomeris linifolia D. Myrick 1966-4-4 1361 Imperial Vincent Ranch, off Hwy 78 ca. 25 mi NE of Glamis; Chocolate Mtns Comment
  SD124701  Oligomeris linifolia Andy C. Sanders, Charlton, Pitzer, Kniffen, Wright 1986-3-10 6254 Imperial Coyote Mountains, 2.15 miles N of Hwy S-2 on a dirt road 1.1 mi. SE of the San Diego Co. line 305 Comment
  SD243978  Oligomeris linifolia Donald Hazlett 1993-3-13 6777 Imperial 2 mi S of Ocotillo Just N of WA Comment
  SD254694  Oligomeris linifolia A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41910 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range (Tortuga 7.5'Q) 270 Comment
  UCD116475  Oligomeris linifolia C. L. Hitchcock 1970-3-18 25695 Imperial Ca. 8 miles N of Winterhaven. Comment
  UCD83510  Oligomeris linifolia Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5849 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  UCR165483  Oligomeris linifolia 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 15 and 16, c. 2 miles NE of Frink and c. 10 miles east of Bertram 23 Comment
  UCR167284  Oligomeris linifolia 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
  UCR226503  Oligomeris linifolia Jim Andre, Glenn L. Clifton 2011-2-21 15882 Imperial Sonora (Colorado) Desert, Borrego Desert, road cut along Hwy S-22, 23 mi east of Borrego Springs, c. 5 mi west of Hwy 86, Salton City 71 Comment
  UCR3394  Oligomeris linifolia Tom Painter 1964-4-11 41164- 13 Imperial Sonoran (Colorado) Desert, 21 miles east of Brawley [Algodones Dunes, along Hwy 78], c. 5 miles west of Glamis 61 Comment
  HSC15033  Olneya tesota C. L. Hitchcock, C. V. Muhlick 1964-3-21 23211 Imperial 20 mi. N of Ogilby. Comment
  OBI30171  Olneya tesota Shelley MacKay 1971-4-17 63 Imperial 27 mi N of Glamis on hwy 78, in the MIlpitas wash 30 Comment
  RSA0121662  Oncosiphon piluliferum R. E. Riefner 2005-8-20 05 -644 Imperial Near El Centro, Ross Rd. ca. 0.2 mi E of Dogwood St., N of Hwy 8. -9 Comment
  SD201160  Opuntia basilaris var. basilaris Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-27 16836 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Big Wash, Site ASCERO in sandy arroyo and surrounding cobbly mesas -28 Comment
  SD84209  Opuntia echinocarpa var. wolfii Gilbert A. Voss 1972-5-20 1251 Imperial Mountain Springs Comment
  RSA5142  Opuntia munzii C. B. Wolf 1931-3-12 1875 Imperial W. slope Chocolate Mountains, 11 miles from Niland on road to Beal Well. 152 Comment
  CDA42113  Orobanche cooperi G. D. Barbe, T. C. Fuller 1973-3-1 1087 Imperial Nine miles west of New River (Dogwood Road) on Highway 98 west of Calexico, at Signal Mountain Road. 0 Comment
  JEPS70884  Orobanche cooperi L. R. Heckard 1973-4-23 3316 Imperial about 2 mi s of Glamis (along Ted Kipf Road); Ted Kipf Road 152 Comment
  UCR115389  Orobanche cooperi June Latting 1977-12-11 s.n. Imperial Sonoran/Colorado Desert, east side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road 69 Comment
  UCR46064  Orobanche cooperi A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6176 Imperial Sonoran (Colorado) Desert, E side of Algodones Dunes, 2.7 mi NW of Glamis, along dirt road parallel to RR and dunes, SW of Mesquite Siding, between the RR and the dunes. 85 Comment
  RSA0078558  Orobanche cooperi subsp. cooperi E. K. Balls, P. C. Everett 1958-3-20 22927 Imperial 3.7 mi. n. of Ogilby on road to Blythe. 152 Comment
  CAS-BOT-BC327827  Palafoxia arida Roxana S. Ferris 1928-4-19 7125 Imperial 3 miles from Grays Well on the Holtville Road Comment
  CAS-BOT-BC327832  Palafoxia arida Aven Nelson; Ruth A. Nelson 1939-3-23 3223 Imperial West side Salton Sea Comment
  CAS-BOT-BC327853  Palafoxia arida Ira L. Wiggins 1938-3-24 8920 Imperial Sand dunes 22 miles W of Yuma Comment
  SBBG34905  Palafoxia arida T. L. Secrest 1948-4-8 Imperial Kane Spring -48 Comment
  SD253393  Palafoxia arida Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren. 2013-3-10 4503 Imperial Algodones Dunes; just to the west of Glamis on the north side of Highway 78. 96 Comment
  SD260187  Palafoxia arida A. C. Sanders, Jim Malusa 2016-3-6 42107 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, Mammoth Wash along Ted Kipf Rd. 82 Comment
  SEINET2053904 Image available Palafoxia arida Richard L. Irwin 1962-4-1 8 Imperial 0.6 miles S. of Ocotillo - off U.S. Hwy. 80. 15 Comment
  SEINET5760720  Palafoxia arida Orr Michael, Zachary Portman 2012-1 Imperial Salton Sea; Salton City, near intersection of Cleveland Ave. and Service Road Comment
  UCR166845  Palafoxia arida Chet McGaugh 2005-2-17 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, NE of Niland, along Coachella Canal between siphons 10-11 30 Comment
  UCR242063  Palafoxia arida A. C. Sanders, T. B. Salvato, Tim Thomas 2012-10-31 40490 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., Arroyo Seco, SW of Graham Pass, 3.3 km SW (242 deg. ) of Raineys Well, W of BLM Rd. 552 between rds. 620 & 988 566 Comment
  RSA0028918  Palafoxia arida var. arida J. Andre 2013-3-3 23979 Imperial Along Frontage Rd. at RR tracks, just N of I-8, just west of Winterhaven, approx. 3 miles NW of Yuma, AZ. 40 Comment
  RSA176291  Palafoxia arida var. arida R. F. Thorne, Robert L. Rutherford 1964-4-10 33557 Imperial East side Sand Hills, 14 miles west of Yuma on Hwy 80. Comment
  RSA289347  Palafoxia arida var. arida Charles Convis 1980-3-17 77 Imperial Western Salton Basin, 27 km due WNW of Westmorland, ca. flats 0-2 km E. of confluence of Carrizo and San Filipe creeks. -35 Comment
  RSA387396  Palafoxia arida var. arida Steve Boyd 1986-2-6 1264 Imperial Sonoran (Colorado) Desert Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd. Comment
  RSA683905  Palafoxia arida var. arida Michael Denslow, Tim Thibault 2004-2-20 1913 Imperial Borrego Badlands, between Salton City & Borrego Springs. roadside of S22 the Borrego Salton Seaway. 72 Comment
  SD139662  Palafoxia arida var. arida Jon Rebman, Maggie Loy 1996-10-27 3762 Imperial N of Glamis: Algodones Dunes 60 Comment
  SD199850  Palafoxia arida var. arida Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16405 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa -4 Comment
  SD96007  Palafoxia arida var. arida Grady L. Webster, S. Lynch 1973-3-18 7581 Imperial 2.3 miles north of Ocotillo 149 Comment
  UCR107989  Palafoxia arida var. arida Jon P. Rebman, Adrienne Russell 1997-9-6 4203 Imperial Yuha Desert, West of Plaster City, along Painted Gorge Road, north of Hwy S-80 40 Comment
  UCR122297  Palafoxia arida var. arida 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
  POM19546  Palafoxia arida var. gigantea Roxana S. Ferris, Ruth P. Rossbach 1938-5-17 9588 Imperial Algodones Sand Hills 1 mile east of Gray's Well on U.S. Highway #80. Comment
  POM363735  Palafoxia arida var. gigantea Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7792 Imperial On dirt track heading E 3.3 mi from Gray's Well Rd exit off Interst. 8. Algodoned Dunes. 46 Comment
  RSA767601  Palafoxia arida var. gigantea J. Mark Porter 2003-3-4 13491 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8 Comment
  SD108087  Palafoxia arida var. gigantea B. L. Turner 1962-4-19 4757 Imperial Dune area, 15 miles west of Yuma Comment
  UC1746487  Palafoxia arida var. gigantea J. Latting 1977-12-11 Imperial E side of Algodones Sand Dunes; Sonoran desert, Pilot Knob Mesa 69 Comment
  UC479265 Image available Palafoxia arida var. gigantea Marcus E. Jones 1931-9-24 28599 Imperial w Yuma Comment
  UCR165596  Palafoxia arida var. gigantea Alex R. Van Dam 2005-4-19 s.n. Imperial Sonoran(Colorado) Desert, Algodones Dunes N of the Osborne Overlook and c. 50 m N of Hwy 78 122 Comment
  PASA1567  Palafoxia linearis 1926-2-21 Imperial Mohave Desert Comment
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Sep 3 2016
  OBI81439  Panicum coloratum Unknown 2013-8-1 13 -159 Imperial El Centro, SE of Seeley, near Sunbeam Lake Park, E of Drew Rd. and N of West Ross Rd. vicinity of Bennett Rd. 13 Comment
  SEINET4149847 Image available Panicum hirticaule Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6075 Imperial Jacumba Mountains; Skull Canyon to the east of Davies Canyon, 0.75 air mile N of U.S./Mexico border 255 Comment
  CLARK-A1528-4787  Panicum urvilleanum John C. Roos 1949-4-7 4177 Imperial Comment
  HSC33533  Panicum urvilleanum J. O. Sawyer 1975-3-25 Imperial 2 mi. W of Glamas aloong Hwy. 78, Algodones Dunes. Comment
  UCD90129  Panicum urvilleanum Kenneth A. Wilson 1964-4-11 1328 Imperial 3 miles E of Coachella Canal on the Orita-Glamis Road. Comment
  SD262375  Parietaria hespera A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-9 42765 Imperial Sonoran (Colorado) Desert: Mammoth Wash near Haydens's Well, Chocolate Mountains. 274 Comment
  HSC14619  Parkinsonia florida C. L. Hitchcock, C. V. Muhlick 1964-3-21 23208 Imperial 20 mi. N of Ogilby Comment
  SD200005  Parkinsonia florida Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16329 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides 39 Comment
  SD250663  Parkinsonia florida Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28786 Imperial Palo Verde Mountains: southwest of Palo Verde; in the canyons & slopes west of old Palo Verde Road; north of Milpitas Wash & west of Hwy 78 235 Comment
  SD250665  Parkinsonia florida Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28740 Imperial Milpitas Wash just west of Hwy 78; south of Palo Verde & south of the Palo Verde Mountains; in the sandy wash just south of Milpitas Wash Road 132 Comment
  SEINET2042417 Image available Parkinsonia florida B. Pitzer 1998-2-2 3512 Imperial Extension of Sidewinder Rd., S&W of Pilot Knob RV park/campground, ca. 1 mi (air) SW of Pilot Knob, on & adjacent to N berm of All-America Canal, ca. 3.2 rd mi. past the RV park. 300 Comment
  UCD83494  Parkinsonia florida Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5834 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  RSA698044  Parosela emoryi J. Russell Bruff 1928-4-5 206 Imperial 2 mi. from Painted Gorge. Comment
  POM50882  Pectis papposa George D. Abrams 1902-06 s.n. Imperial Imperial. Comment
  RSA124727  Pectis papposa E. K. Balls, Percy C. Everett 1957-11-5 22762 Imperial On road NE from Niland to Beal Well 122 Comment
  RSA793960  Pectis papposa Duncan S. Bell 2012-11-11 4365 Imperial Algodones Dunes: north section of dunes, approximately 20 air miles northwest of the junction of Highway 78 and the Southern Pacific Railroad tracks, and approximately 16.5 air miles southeast of Niland. 60 Comment
  SEINET10389819  Pectis papposa A. C. Sanders, Jim Malusa 2015-9-8 41827 Imperial Chocolate Mountains Aerial Gunnery Range, foot of west side of the Little Mule Mountains 354 Comment
  CAS-BOT-BC355859  Pectis papposa var. papposa S. B. Parish 1912-10-19 8372 Imperial Salton Basin. Dunes near Claexico 0 Comment
  SD139659  Pectis papposa var. papposa Jon P. Rebman, Maggie Loy 1996-10-27 3766 Imperial North of Glamis, Algodones Dunes, sand dune area. (IPB 10/07) 60 Comment
  SEINET3144956  Pectis papposa var. papposa R. W. Spellenberg, N. Zucker 2000-3-18 13020 Imperial Hwy 580, 1 km W of Plaster City 75 Comment
  UC831494  Pectis papposa var. papposa Lewis S. Rose 1938-2-4 38043 Imperial Plaster City 0 Comment
  UCR107977  Pectis papposa var. papposa Jon P. Rebman, Adrienne Russel 1997-9-6 4198 Imperial Yuha Desert, West of Plaster City, along Hwy S-80, north of Interstate 8. 20 Comment
  GMDRC5764  Pectocarya heterocarpa J. M. Andre 2013-3-3 23962 Imperial Yuha Desert, along Hwy 98 approx. 7 mi. SE of Ocotillo, just outside crucifixon thorn natural area 108 Comment
  SD199926  Pectocarya heterocarpa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16087 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 1 mile W of Hwy. 86; Section 14 (SL14), Palm Wash, Site ABRVIL in sandy arroyo bottom and surrounding mud embankments -35 Comment
  UC669297  Pectocarya heterocarpa Annie M. Alexander and Louise Kellogg 1941-3-7 1904 Imperial 7 mi nw Ogilby Comment
  SD159064  Pectocarya penicillata Jon P. Rebman 2001-3-14 7122 Imperial Jacumba Natural Area, In-ko-pah Mountains. (IPB 10/07) 975 Comment
  RSA802366  Pectocarya platycarpa Duncan S. Bell 2013-3-24 4628 Imperial The Jacumba Mountains; in canyon draining to the north of Myer Valley; approximately 3.25 air miles northeast of Mountain Spring or 5 air miles southwest of the town of Ocotillo. 434 Comment
  SEINET10389884  Pectocarya platycarpa A. C. Sanders, Jim Malusa 2016-3-7 42126 Imperial Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  SD199930  Pectocarya recurvata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16452 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas 99 Comment
  UCR269719  Pectocarya recurvata A. C. Sanders, Jim Malusa 2016-3-17 42318 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass 599 Comment
  UCR256737  Pellaea mucronata Duncan S. Bell, Kim Clark, Bob Ellis, Tanner Harris, John Krapek, Shane Oakes, Tom Persons, et al. 2012-3-25 3284 Imperial Sonoran (Colorado) Desert, between the Hwy I-8 split about a mile east of Mountain Spring 663 Comment
  SD144428  Pellaea mucronata subsp. mucronata Jon P. Rebman, Melanie Howe 1997-4-5 3911 Imperial Jacumba Natural Area: E of Jacumba and SE of Inkopah: Smuggler's Cave area 900 Comment
  SD155881  Pellaea mucronata subsp. mucronata Jon P. Rebman 2001-3-16 7200 Imperial Jacumba Natural Area, In-Ko-Pah Mountains, near Smuggler's Cove. 1046 Comment
  RSA701214  Pellaea mucronata var. mucronata J. P. Rebman 2001-3-16 7200 Imperial Jacumba Natural Area, In-ko-pah Mountains, near Smuggler's Cove. 1046 Comment
  CDA2154  Pennisetum clandestinum J. Taylor 1969-7-28 Imperial Brawley. 0 Comment
  SDSU10913  Penstemon clevelandii var. clevelandii Douglas A. Allen 1994-3-30 30 III94A Imperial 549 Comment
  GMDRC9395  Perityle emoryi J. M. Andre 2017-3-4 37235 Imperial Cargo Muchacho Mountains: west end of range on BLM Rd #664, 0.6 mi. east of Ogilby Rd, approx 15 mi. south of jct Hwy 78 and 10 mi. north of Interstate 8 201 Comment
  POM41484  Perityle emoryi Marcus E. Jones 1924-2-28 s.n. Imperial Mountain Spring, W. edge Colorado Desert. Comment
  RSA302664  Perityle emoryi J. R. Shevock 1972-4-2 1140 Imperial Salton Sea. Comment
  SD199856  Perityle emoryi Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16443 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas 99 Comment
  SD199857  Perityle emoryi Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16566 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 26 (SL26), Amerosa Wash, Site CHOBRE on mesas and surrounding mud and cobble hillsides and arroyos -3 Comment
  SD200338  Perityle emoryi Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16740 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 15 (SP15), Coral Wash, Site PECHET on dried mud and sand arroyo and surrounding hillsides 4 Comment
  SD211381  Perityle emoryi Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18912 Imperial South 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; in a large wash just S of a powerline road 36 Comment
  SD242724  Perityle emoryi 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  SD243846  Perityle emoryi Gary Diridoni 1998-2-22 Imperial Indian Pass & Gavilan Wash Comment
  SD262204  Perityle emoryi A. C. Sanders, Jim Malusa 2017-3-12 42849 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, large wash north of German Diggins Wash and below Pegleg Well & Pegleg Mine, 0.4 km above confluence with Salvation Wash. (Pegleg Well 7.5'Q) 390 Comment
  SEINET10389844  Perityle emoryi A. C. Sanders, Jim Malusa 2016-1-24 41992 Imperial Chocolate Mountains Aerial Gunnery Range, beside old Niland to Blythe road on the upper alluvial fan in mouth of canyon below Lion Head Mountain, 17 km NE (63 deg. ) of Niland 314 Comment
  SJSU6038  Perityle emoryi R. C. McGehee 1972-3-30 383 Imperial near Gavilan Wash NW of Picacho Peak Comment
  UCR101691  Perityle emoryi B. G. Pitzer 1998-2-2 3522 Imperial Sonoran (Colorado) Desert, Indian ['Tumco'] Wash, where powerline crosses Ogilby Road 198 Comment
  UCR102671  Perityle emoryi B. G. Pitzer 1998-2-1 3470 Imperial Sonoran (Colorado) Desert, Milpitas Wash, c. 0.2 mi. south of Walter's Camp Rd, c. 0.1 mi. west of Hwy 78 91 Comment
  UCR266547  Perityle emoryi A. C. Sanders, Jim Malusa 2016-1-24 41992 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, beside old Niland to Blythe road on the upper alluvial fan in mouth of canyon below Lion Head Mountain, 17 km NE (63 deg. ) of Niland 314 Comment
  UCR279157  Perityle emoryi A. C. Sanders, Jim Malusa 2017-3-12 42849 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, large wash north of German Diggins Wash and below Pegleg Well & Pegleg Mine, 0.4 km above confluence with Salvation Wash 390 Comment
  UCR279402  Perityle emoryi A. C. Sanders, Jim Malusa 2017-3-26 43056 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, north of Frink, along dirt road 800 m above Siphon 17 of the Coachella Canal 63 Comment
  UCR279462  Perityle emoryi A. C. Sanders, Jim Malusa 2017-3-27 43092 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon mouth 12 km NE (53 deg. ) of Bombay Beach, overlooking Frink and the Salton Sea 226 Comment
  UCR48453  Perityle emoryi Steve Boyd 1986-2-6 1243 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  CAS-BOT-BC418931  Persicaria lapathifolia S. B. Parish 1912-7-2 8075 Imperial Near Calexico Comment
  OBI38359  Petalonyx linearis A. C. Sanders, Pitzer, Charlton, Kniffen, Weir, Bramlett, et al 1986-3-9 6193 Imperial coyote Mts, Fossil Cyn, 3.3 mi N of Imperial hwy (S-2) at ocotillo, on Shell Cyn rd (T16S, R9E, NE1/4 sec 10) 305 Comment
  CAS-BOT-BC167731  Petalonyx thurberi H. E. McMinn 1924-7-4 1262 Imperial Mt. Springs to Coyote Wells Comment
  UCD84496  Petalonyx thurberi subsp. thurberi Chuck Hughes 2010-4-28 142 Imperial About 200 ft. northeast of Dos Cabezas Road. 440 Comment
  RSA776106  Petalonyx thurberi subsp. thurberi Amber Swanson 2011-3-8 193 Imperial Algodone dunes; open area N of wilderness area. 80 Comment
  RSA643391  Peucephyllum schottii J. P. Rebman, A. Salywon, C. Christy 1998-3-23 4949 Imperial West of Picacho State Recreation Area; along Indian Pass Road ca. 9.1 mile east of Ogilby road. 150 Comment
  RSA697281  Peucephyllum schottii LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1285 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  RSA763777  Peucephyllum schottii Doris Bowers 1967-12-20 540 Imperial Mt. near Thumb Pk. Steep north slope S/o Wiley Wells 305 Comment
  SD90342  Peucephyllum schottii C. W. Tilforth 1972-12-31 710 Imperial Ca. 1 mile west of Travertine Rock, at the Riverside-Imperial County line 0 Comment
  UC1078194  Peucephyllum schottii Reino Alava 1958-3-3 1825 Imperial 8 mi s Palo Verde (on the road from Blythe to Ogilby) Comment
  UC403400  Peucephyllum schottii H. E. and S. T. Parks Feb. 1929 377 Imperial near the entrance Carrizo Canyon Comment
  UCR128892  Peucephyllum schottii A. C. Sanders, E. J. Lawlor, Don Pendleton 1992-3-21 12078 Imperial Sonoran (Colorado) Desert, Imperial Valley, Powerline Rd., Imperial 230 KV line, 1.9-2.2 miles west of Coachella Canal Rd. on dirt track, 6 mi. SE of Frink Rd., c. 2 miles due north of Wister Siding -35 Comment
  POM73355  Phacelia ambigua Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA426001  Phacelia ambigua Martha Hilend 1928-3-24 s.n. Imperial Wash of Palm Wash, Colorado Desert Comment
  UCR153079  Phacelia campanularia subsp. campanularia Jon P. Rebman 2001-3-14 7129 Imperial Peninsular Ranges/ Cuyamaca-Laguna Mtns, Jacumba Natural Area, In-ko-pah Mtns 975 Comment
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Jun 19 2018
  CAS-BOT-BC134046  Phacelia crenulata Ira L. Wiggins 1957-3-24 14049 Imperial Painted Gorge, 5 miles north of state highway 80 Comment
  HSC13637  Phacelia crenulata C. L. Hitchcock, C. V. Muhlick 1964-3-21 23225 Imperial 15 mi. N of Glamis on road to Blythe Comment
  SBBG87884  Phacelia crenulata A. C. Sanders et al. 1986-3-8 6178 Imperial Yuha Desert, ca. 5 airline mi S of Plaster City in fossil oyster beds along dirt rd ca. 5 mi S of Dunaway Rd exit off Interstate 8 60 Comment
  SD152192  Phacelia crenulata Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6543 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea 20 Comment
  SD243922  Phacelia crenulata Rick Ernenwein Unknown Imperial Glamis Dunes Comment
  JEPS22167  Phacelia crenulata var. ambigua Rimo Bacigalupi with Paul Hutchison 1958-2-17 6139 Imperial on Blythe-Ogilby rd 1 1/2 mi n junction with road from Glamis (gully close to road summit over mts.); Chocolate Mountains 335 Comment
  RSA0043229  Phacelia crenulata var. ambigua Michael Denslow, Tim Thibault 2004-2-20 1912 Imperial Borrego Badlands, between Salton City & Borrego Springs. roadside of S22 the Borrego Salton Seaway. 72 Comment
  SD122421  Phacelia crenulata var. ambigua Duffie Clemons, Erik Jonsson 1988-2-11 1919 Imperial Common in alkaline, sandy, silty soil, Shell Reef. (IPB 10/07) 60 Comment
  SD191929  Phacelia crenulata var. ambigua Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14539 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), in Big Wash Middle, Site ESCPAR in arroyo bottom and surrounding embankments 61 Comment
  UC1242704  Phacelia crenulata var. ambigua C. L. Hitchcock and C. V. Muhlick 1962-3-19 22247 Imperial on road to Midway Well 15 mi s Palo Verde (desert wash in mts.) Comment
  UC1426014  Phacelia crenulata var. ambigua C. W. Tilforth 1972-12-31 712 Imperial South of Travertine Rock, just south of Riverside-Imperial County line. Elev. c. sea level. Comment
  UC809709  Phacelia crenulata var. ambigua E. K. Balls 1949-4-3 12913 Imperial roadside 4 mi from Niland (toward Blythe); Colorado Desert 60 Comment
  UCR138115  Phacelia crenulata var. ambigua Sue Bell 1998-3-1 302 Imperial Sonoran (Colorado) Desert, Ferguson Lake Road [eastern Chocolate Mtns.] Comment
  UCR212559  Phacelia crenulata var. ambigua Jon P. Rebman, Warren Schmidtmann, Larry Hendrickson, L. Louise Jee 2008-4-8 14384 Imperial Sonora (Colorado) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 18 (SL 18), small arroyo off of Grave Wash 89 Comment
  UCR226501  Phacelia crenulata var. ambigua Jim Andre, Glenn L. Clifton 2011-2-21 15884 Imperial Sonora (Colorado) Desert, Borrego Desert, road cut along Hwy S-22, 23 mi east of Borrego Springs, c. 5 mi west of Hwy 86, Salton City 71 Comment
  UCR269507  Phacelia crenulata var. ambigua A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-3 42008 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash area, along dirt road to Hayden Well from Ted Kipf Rd. 201 Comment
  UCR269605  Phacelia crenulata var. ambigua A. C. Sanders, Jim Malusa 2016-3-14 42180 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd., 8.7 km NE of Siphon 8 on the Coachella Canal, NE of Slab City 201 Comment
  UCR269760  Phacelia crenulata var. ambigua A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42218 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  JEPS2234  Phacelia crenulata var. minutiflora Dr. L. M. Newlon 1922-4-1 398 Imperial 3 mi w Coyote Wells; Colorado Desert Comment
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Oct 9 2010
  SEINET206295 Image available Phacelia crenulata var. minutiflora R. Bacigalupi, P Hutchison 1958-2-17 6140 Imperial Gully close to road summit over Chocolate Mountains on Blythe-Ogilby road 1.5 miles north of junction with road from Gl 335 Comment
  SEINET3141161  Phacelia crenulata var. minutiflora R. W. Spellenberg 2001-2-6 13118 Imperial Picacho Rd. ca. 20 air km (and 22.5 rd km) of Winterhaven where road crosses unnamed Wash. 200 Comment
  UC1094526  Phacelia crenulata var. minutiflora Reino Alava 1958-3-3 1814 Imperial about 27 mi s Palo Verde (along road from Palo Verde to Ogilby) Comment
  RSA426063  Phacelia distans George Willet 1930-4-5 s.n. Imperial Mountain Springs. Comment
  RSA428208  Phacelia distans N. C. Cooper 1949-3-17 3109 Imperial Mountain Springs. 610 Comment
  SD242849  Phacelia distans 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  UC1790224  Phacelia distans Jon Rebman 2003-5-10 8979 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  UCR241614  Phacelia distans A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40661 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, south of the old Blythe-Niland Road and of the Bradshaw Trail, c. 3.5 km west of Raineys Well 579 Comment
  UC648455  Phacelia ivesiana var. pediculoides Ira L. Wiggins 1937-2-25 8602 Imperial near large irrigation canal 7 mi n Bard Comment
  RSA0125418  Phacelia minor Jon P. Rebman 2001-3-14 7129 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  SD158977  Phacelia minor Jon P. Rebman 2001-3-14 7129 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  RSA45518  Phacelia minutiflora J. C. Roos 1949-4-8 4193 Imperial Milpitas Wash, at road from Midway Well to Palo Verde. Comment
  UCR60513  Phacelia minutiflora R. F. Thorne, Robert L. Rutherford 1964-4-11 33641 Imperial Sonoran (Colorado) Desert, Araz Wash, between Pasadena and Stud Mts., Cargo Muchacho Mtns 305 Comment
  SBBG25060  Phacelia neglecta D. Myrick 1966-4-4 1359 Imperial Vincent Ranch, off Hwy 78 ca. 25 mi NE of Glamis; Chocolate Mtns Comment
  SD161395  Phacelia neglecta Jon Rebman, Jim Rocks 2005-2-10 10935 Imperial Little Picacho Wilderness Area (BLM property): North of Winterhaven, SW of Colorado River; approx. 18 miles N of S24 on Picacho Road; just south of the Picacho State Recreation Area 195 Comment
  SD173132  Phacelia neglecta Larry Hendrickson, L. Louise Jee 2005-4-22 2084 Imperial Trust for Public Lands Option Properties. Big Wash, approx. 4.6 air miles west of hwy. 86 and 3.0 air miles north of hwy. S-22 (Borrego-Salton Seaway). 124 Comment
  SD200433  Phacelia neglecta Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16523 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, W of Salton City, Along Hwy S22, section 29 (SP29), Site LANSET on mesa and surrounding mud and cobble hillsides 152 Comment
  UC125794  Phacelia neglecta T. S. Brandegee Apr. 1905 Imperial near Cariso Mt.; Colorado Desert Comment
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Aug 10 2016
  UC131480  Phacelia neglecta T. S. Brandegee Apr. 1905 Imperial near Cariso Mt.; Colorado Desert Comment
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Aug 10 2016
  UCR249847  Phacelia neglecta T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-3-13 7326 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off road between the well and powerline road 534 Comment
  UC650709  Phacelia pachyphylla Frank W. Peirson 1941-4-8 13072 Imperial road to gorge turns n from Boulevard a few mi e of Mountain Springs Grade Painted Gorge Comment
  SD115547  Phacelia pedicellata Duffie Clemons, Erik Jonsson 1983-3-26 420 Imperial In sandy stony soil at edge of wash, Painted Gorge. 244 Comment
  SEINET3239881  Phacelia pedicellata Larry Hendrickson, Jon Rebman, et al. 2005-1 3156 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 43 Comment
  UCD89266  Phalaris minor R. Tofsrud 1951-4-26 s.n. Imperial Vicinity of El Centro. Comment
  CDA40202  Phaseolus Luis Pineda 1991-8-1 Imperial Elder Canal Gate 68, east of New River, 1.5 miles south of Seeley. Sheet 2 of 2 0 Comment
  UCR128898  Phoenix dactylifera A. C. Sanders, E. J. Lawlor, Don Pendleton, C. L. Sanders 1992-3-21 12081 Imperial Sonoran (Colorado) Desert, Imperial Valley, Frink Spring, north of Hwy 111 and east of Frink Rd. -10 Comment
  UCR212505  Phoenix dactylifera A. C. Sanders 2010-2-20 37285 Imperial Sonoran (Colorado) Desert; Colorado River Valley, near Haughtelin Lake (old Colorado R. oxbow), NE of Winterhaven between Cocopah (Blackwell) Rd. and lake 39 Comment
  POM69426  Pholisma arenarium Katherine Brandegee 1905-04 s.n. Imperial Carisa Creek Comment
  CAS-BOT-BC230599  Pholisma sonorae Paul K. Koluvek 1946-6-11 s.n. Imperial 17 miles NE of Brawley, NE part of Imperial Valley, 1 mile W of old Birch line Comment
  RSA209611  Pholisma sonorae James K. Ryan 1969-4-11 50 Imperial 10 miles east town of Brawley on SJ 78 rd. Ben Hurley Hwy 50, east All-american canal on south roadside. 61 Comment
  SBBG5381  Pholisma sonorae M. A. Piehl 1964-4-24 6435 Imperial high dunes W of Glamis, along Ben Hulse Hwy 106 Comment
  SD16026  Pholisma sonorae Laurence Cook 1936-6-13 Imperial Junc. of U.S. 80 and road to All American Canal Comment
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Jul 11 2010
  SDSU7880  Pholisma sonorae Robt. Harwood 1965-5-9 Imperial About 20 miles E of Holtville, and dunes. Comment
  UC403011  Pholisma sonorae J. Tilley May, 1916 Imperial about 20 mi from Brawley (; desert e of the East Highline) Comment
  SD162624  Pholistoma auritum var. arizonicum Jon Rebman, Mark Miller 2003-5-10 8976 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  UC1790261  Pholistoma auritum var. arizonicum Jon Rebman 2003-5-10 8976 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  RSA787798  Pholistoma membranaceum Duncan S. Bell 2012-3-23 3255 Imperial The Jacumba mountains; collecting in a narrow bouldery canyon on the way to Myer Valley approximately 4.5 air miles north of the U.S./Mexico border. 500 Comment
  RSA459277  Pholistoma membranaceum Anstruther Davidson 1926-3-1 s.n. Imperial [No location information on label.] Comment
  CAS-BOT-BC135049  Phoradendron californicum E. A. McGregor 1917-3-11 s.n. Imperial Kane Springs N of Westmorland Comment
  CAS-BOT-BC135056  Phoradendron californicum Ira L. Wiggins 1957-3-25 14078 Imperial Canyon 1.7 mi S of Hwy. 98 Comment
  CAS-BOT-BC135058  Phoradendron californicum C. L. Hitchcock 1966-3-20 24291 Imperial desert wash about 15 mi N of Ogilby on rd. to Blythe Comment
  JEPS42591  Phoradendron californicum J. Burt-Davy 1902-3-28 7981 Imperial New River bottoms Calexico Comment
  RSA167592  Phoradendron californicum Robert L. Rutherford 1964-4-11 33603 Imperial Gables Wash, ca 3 mi. W of Imperial Gables, Chocolate Mts. 396 Comment
  SD192062  Phoradendron californicum Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14516 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Grave Wash, Site CERFLO in arroyo bottom and surrounding embankments -14 Comment
  SD256790  Phoradendron californicum J. M. Andre 2013-3-4 24091 Imperial Cargo Muchacho Mountains; southeast side of range, ca. 12 miles NW of Yuma, just west of Barney Oldfield RD, 5.0 miles north of Jct I-8. 157 Comment
  SFV13491  Phoradendron californicum M. H. Grayum, D. L. Koutnik, J. P. Abravaya, B. Holguin 1977-12-18 931 Imperial Imperial Valley Near Finney Lake, about 3 miles south of Calipatria along Alamo River. -53 Comment
  UC1287235  Phoradendron californicum C. L. Hitchcock 1966-3-20 24291 Imperial ca. 15 mi. n. Ogilby (on rd. to Blythe) Comment
  UCR264443  Phoradendron californicum A. C. Sanders, Jim Malusa 2015-9-7 41799 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 5.5 miles due west of the south end of the Little Mule Mountains, along the road from 'Camp Burt' to new target at 'Invader', wash crossing near road junction to Salvation Pass 401 Comment
  UCR264797  Phoradendron californicum Jon P. Rebman, J. LaGrange, Warren Schmidtmann 2014-9-24 28704 Imperial Sonoran (Colorado) Desert, northeast of the Algodonnes Dunes, along Ogilby Road (S34) between I-8 and Hwy 78, in wash just south of Indian Pass Road 190 Comment
  UCR266728  Phoradendron californicum A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41922 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range 263 Comment
  UCR41498  Phoradendron californicum A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6292 Imperial Peninsular Range/ Sonoran (Colorado) Desert, South side of old highway at Mountain Springs Road exit from Hwy I-8, c. 1/3 mile east of town of Mountain Springs, at head of Myer Creek 673 Comment
  UC1333281  Phoradendron densum Charles B. Fiker 1947-4-21 3780 Imperial Coyote Wells area, w. side Colorado Desert Colorado Desert, Coyote Wells area Comment
  UC848901  Phoradendron macrophyllum Ira L. Wiggins 1937-2-25 8601 Imperial flats near large irrigation canal 7 mi. n. Bard Comment
  UC1100408  Phragmites australis Malcolm A. Nobs and S. Galen Smith 1948-9-4 532 Imperial five mi n Calipatria (along irrigation ditch) Comment
  UCD89850  Phragmites australis R. Tofsrud 1951-4-27 s.n. Imperial vicinity of El Centro. Comment
  SEINET8007197  Phragmites australis Jon P. Rebman 1996-10-25 3713 Imperial Calexico, W de Calexico, Divicion de Mexico y US. 50 Comment
  SD139717  Phragmites australis subsp. berlandieri Jon P. Rebman, Maggie Loy 1996-10-25 3713 Imperial West of Calexico, along border between U.S./Mexico, on edge of agricultural fields. (IPB 10/07) 49 Comment
  SEINET10659987  Phragmites communis Paul O. Schallert 1945-1 Schallert 13304 Imperial Along irrigation ditch near Winter haven. Comment
  POM196655  Physalis crassifolia Roxana S. Ferris 1928-4-18 7095 Imperial 2.5 miles E of Mountain Springs on the El Centro Road. Comment
  RSA489396  Physalis crassifolia George K. Helmkamp 1988-2-28 s.n. Imperial At end of dirt road ca. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98. [10 km cell; PG-1N, 0E] 152 Comment
  SEINET6175379  Physalis crassifolia N. H. Holmgren, P. K. Holmgren 1974-3-28 7518 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  UC484271  Physalis crassifolia C. B. Wolf 1931-3-12 Imperial 13 mi from Niland (on road to Beal Well) 182 Comment
  UC579720  Physalis crassifolia David D. Keck 1936-3-3 3906 Imperial Mountain Springs Grade; 1 mi e of San Diego County line Comment
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Jan 6 2015
  UCR170252  Physalis crassifolia Scott D. White, Jennifer H. Jones 2005-4-19 10957 Imperial Sonoran Desert, Fish Creek Mountains 213 Comment
  RSA97170  Physalis crassifolia R. M. Straw 1954-3-28 549 Imperial W. slope Chocolate Mts., between Niland and Beal's Well Comment
  UCR269495  Physaria tenella A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42060 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, head of Mammoth Wash, above 'slot' canyon in upper gorge 488 Comment
  UCR269639  Physaria tenella A. C. Sanders, Jim Malusa 2016-3-7 42136 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  POM273347  Pilostyles thurberi Eva Wilson 1946-1-20 s.n. Imperial 30 west of El Centro. Comment
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Jan 18 2016
  RSA182931  Pilostyles thurberi Robert L. Rutherford 1965-5-1 272 Imperial Pinto Wash, 2 miles SW of Hwy 98; sea level Comment
  RSA331171  Pilostyles thurberi Robert F. Thorne 1984-4-27 58268 Imperial Imperial County, near jct of Hwy 86 (Blood Alley) and road to Navy Salton Sea Test Base, 10.4 miles S of Salton City. Comment
  RSA688035  Pilostyles thurberi Robert L. Rutherford 1963-11-30 10 Imperial Pinto Wash, 7.7 miles west of Mount Signal on Hwy 98; Comment
  RSA751437  Pilostyles thurberi Robert F. Thorne 1977-9-1 59128 Imperial West side of Salton Sea, 1.8 miles N of San Felipe Creek Comment
  SBBG1386  Pilostyles thurberi M. A. Piehl 1964-4-24 6429 Imperial US 99 0.5 mi S of San Felipe Crk, West Salton Sea -45 Comment
  SBBG21968  Pilostyles thurberi R. F. Thorne with R. K. Benjamin 1963-5-23 31824 Imperial 0.6 - 0.7 mi S of San Felipe Crk W of Salton Sea -60 Comment
  SEINET2068061 Image available Pilostyles thurberi R. F. Thorne 1977-9-1 59128 Imperial West side of Salton Sea, 1.8 miles N of San Felipe Creek. Comment
  UCSB21254  Pilostyles thurberi Keefe, Joseph 1967-3-24 Imperial Along California Highway 86, 0.8 mile south of junction with California Highway 78, southwest of Salton Sea -45 Comment
  RSA0110618  Pilostyles thurberi R. F. Thorne, Walter Wisura, Paul Peterson, Carol Annable 1984-4-27 58268 Imperial Near junction of Hwy 86 (Blood Alley) and road to US Navy Salton Sea Test Base, ca. 10.4 miles S. of Salton City. Comment
  RSA792639  Pinus monophylla Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4436 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  UCR212667  Pithecellobium dulce A. C. Sanders 2010-2-20 37300 Imperial Sonoran (Colorado) Desert; Colorado River Valley, Levee Rd. at old house site 1 mile north of Ross Rd., Bard Valley NE of Winterhaven 43 Comment
  SD155818  Plagiobothrys arizonicus Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7229 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon, just east of the microwave towers. (IPB 10/07) 1200 Comment
  PASA24  Plantago Frank W. Peirson 1932-3-22 Imperial Midway Well, East Imperial Co. 152 Comment
  JEPS22132  Plantago ovata Rimo Bacigalupi with Paul Hutchison 1958-2-16 6118 Imperial just se Niland; Colorado Desert -38 Comment
  SD190665  Plantago ovata Larry Hendrickson, Jon Rebman. 2005-4-15 3139 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  SD191981  Plantago ovata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14489 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
  SD200122  Plantago ovata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16114 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 2.7 mile W of Hwy. 86; Section 22 (SL22), Palm Wash, Site PHOCAL in sandy arroyo bottom and surrounding mud embankments -9 Comment
  SEINET3240146  Plantago ovata Larry Hendrickson, Jon Rebman 2005-1 3139 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 72 Comment
  UCR103653  Plantago ovata George K. Helmkamp, E. Helmkamp 1998-1-28 2623 Imperial Sonoran (Colorado) Desert, 6.4 mi. east of Calif. Hwy 115 on Titsworth Rd, c. 2.5 mi. south of point where Hwy 115 turns S again, east of Calipatria. Past Highline Canal to East Mesa. -40 Comment
  UCR163741  Plantago ovata B. G. Pitzer, G. R. Ballmer 2001-3-17 4271 Imperial Sonoran (Colorado) Desert, Algodonnes Dunes, south of end of Ogilby Rd. on south side of I-8 88 Comment
  UCR279137  Plantago ovata A. C. Sanders, Jim Malusa 2017-3-12 42826 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, south of Salvation Wash and NE of German Diggins Wash 404 Comment
  SEINET9172702  Plantago ovata N. H. Holmgren, P. K. Holmgren 1974-1 7480 Imperial Salton Sea Basin, along CA Hwy 86, just across Riverside Co line. -30 Comment
  POM82195  Plantago ovata var. fastigiata Marcus E. Jones 1926-1-21 s.n. Imperial Midway - 20 miles E of Holtville Comment
  RSA0092012  Plantago ovata var. fastigiata Jim M. Andre 2015-3-3 31293 Imperial Eastern base of Jacumba Mountains, 1.3 mi. south of Hwy 98, approx. 2 mi. south of Ocotillo. Volcanic gravelly hills at margin of sandy wash at wilderness boundary. 246 Comment
  RSA184071  Plantago ovata var. fastigiata I. L. Wiggins, Dorothy B. Wiggins 1966-2-22 20468 Imperial 1/4 mile S of entrance to US Navy Salton Sea Base, along Hwy 86 Comment
  RSA402278  Plantago ovata var. fastigiata Jack Rempel 1933-2-24 17175 Imperial Colorado Desert. 5 miles N of Kave Springs. Comment
  SD242909  Plantago ovata var. fastigiata 1993-3-3 Imperial Pinto Wash Comment
  UCD124544  Plantago ovata var. fastigiata Robert F. Thorne; Robert Rutherford 1964-4-10 33587 Imperial 1 mile SE of Glamis on road to Ogilby. Comment
  UCD150037  Plantago ovata var. insularis Godfrey Hewitt 1966-4-19 s.n. Imperial Colorado desert. Painted gorge. Comment
  POM194917  Pleuraphis rigida Roxana S. Ferris 1928-4-22 7178 Imperial 5 miles south Midway Well on the Blythe/Glamis Rd Comment
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Oct 23 2011
  RSA0012780  Pleuraphis rigida Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4573 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA27478  Pleuraphis rigida I. L. Wiggins 1941-3-24 9612 Imperial 6 miles northeast of Niland on road to Beal Well., [Lat. 33Y16'39.5'' Long 115Y 25' 45''] Comment
  RSA600180  Pleuraphis rigida L. C. Wheeler 1959-12-29 7652 Imperial Barren Mountains. Deyan Mine. Comment
  RSA798644  Pleuraphis rigida Margaret R. Mulligan, Larry Hendrickson, L. Louise Jee 2008-4-25 2510 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, northwest of Salton City, section 14 (SL14), in Coral Wash ca. 2 miles southwest of Highway 86. 26 Comment
  RSA802155  Pleuraphis rigida Duncan S. Bell 2013-3-24 4648 Imperial The Jacumba Mountains; in canyon draining to the north of Myer Valley; approximately 3.25 air miles northeast of Mountain Spring or 5 air miles southwest of the town of Ocotillo. 434 Comment
  CAS-BOT-BC326674  Pleurocoronis pluriseta Fay A. Mac Fadden 1935-3-25 14461 Imperial Highway Coyote Wells to Jacumba Comment
  SD190609  Pleurocoronis pluriseta Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3159 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  SD254544  Pleurocoronis pluriseta A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-1-19 41903 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 441 Comment
  UC2015584  Pleurocoronis pluriseta A. C. Sanders with G. Helmkamp & P. MacKay 1995-3-12 16045 Imperial Salton Sink: Travertine Point, W side of Hwy 86 just S of the Riverside Co. line. Comment
  CAS-BOT-BC356100  Pluchea odorata Malcom A. Nobs; S. Galen Smith 1948-9-5 548 Imperial Canal above Laguna Dam, Lower Colorado River Comment
  SD129616  Pluchea odorata var. odorata A. C. Sanders 1989-9-27 9524 Imperial North of Bombay Beach, Hot Mineral Springs Road, 5.5 km north of Hwy 111, ca. 1 km from the boundary of the Chocolate Mountains Aerial Gunnery Range, moist area along stream crossing the road. (IPB 10/07) -20 Comment
  UC1192103  Pluchea odorata var. odorata Malcolm A. Nobs and S. Galen Smith 1948-9-5 548 Imperial canal above Laguna Dam; Lower Colorado River Comment
  CLARK-A1045-1200  Pluchea purpurascens George K. Helmkamp 1977-11-6 Imperial Salton Sea Imperial Wildlife Management Area, Wister Unit; Salt Creek Campground area; at the edge of catfish ponds; Wister 7.5'Q Comment
  CAS-BOT-BC326557  Pluchea sericea Dr. Barton W. Evermann 1916-5-14 s.n. Imperial Mecca Comment
  CAS-BOT-BC326625  Pluchea sericea K. Larson 1976-1-13 60094 A Imperial 6 miles southwest of Heber at New River Comment
  CDA19727  Pluchea sericea B. M. Browning 1959-3-31 s.n. Imperial Southern California; Colorado River. 0 Comment
  RSA48306  Pluchea sericea E. K. Balls 1949-4-4 12941 Imperial On highway 111, 5 miles north of Niland, Colorado Desert. -61 Comment
  SD242728  Pluchea sericea 1993-4-14 Imperial Train Bridge south of Flowing Wells Comment
  SEINET2048868 Image available Pluchea sericea Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6551 Imperial W of Glamis along Highline Canal and E of Brawley and just N of Hwy 78. Comment
  UCSB12278  Pluchea sericea Corfman, Nancy 1961-3-4 Imperial Along canals 2 miles west and 2 miles north of El Centro by Central Main Canal road Comment
  SD144114  Poa annua G. Helmkamp 1997-2-1 1295 Imperial Southwest of Niland, along Sinclair Road, just east of Hatfield Road, common in mud beside irrigation ditch; -54 Comment
  RSA700475  Poa bigelovii Jon P. Rebman, D. Silverman, B. Lauri, Oscar Solis 2001-4-13 7222 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon., 32 deg 38' 22N 116 deg 06' 04W. 1000 Comment
  CAS-BOT-BC236335  Poa secunda subsp. secunda S. B. Parish; W. F. Parish 1882-4-1 1548 Imperial [Unreadable] Comment
  UC1790230  Poa secunda subsp. secunda Jon Rebman 2003-5-10 8967 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  CAS-BOT-BC413760  Polygonum argyrocoleon A. A. Beetle 1943-5-21 16 Imperial Unspecified Comment
  CDA2843  Polygonum argyrocoleon Henson, Goodwin 1932-7-6 Imperial 0 Comment
  SEINET8071983  Polypogon monspeliensis D. Smith 1994-1 Imperial West pond near Imperial Dam on Colorado River, CA. 49 Comment
  POM50180  Populus fremontii George D. Abrams 1910-2-24 s.n. Imperial Calexico. Comment
  CDA39491  Populus fremontii subsp. fremontii V. D. Roth 1962-6-18 s.n. Imperial 208 West I St., Brawley. 0 Comment
  JEPS64535  Populus fremontii subsp. fremontii I. T. Weeks 1855-4-3 Imperial Brawley; Colorado Desert, Brawley Comment
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Mar 17 2008
  CAS-BOT-BC356147  Porophyllum gracile Ira L. Wiggins 1941-3-26 9653 Imperial 14 miles east of Beal Well Comment
  PASA1572  Porophyllum gracile Frank W. Peirson 1922-4-13 Imperial Foot of Mountain Springs Grade Comment
  RSA472192  Porophyllum gracile M. B. Dunkle 1935-4-17 4573 Imperial E. of Beal Well Comment
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Dec 14 2011
  SD250457  Porophyllum gracile A. C. Sanders, Jim Malusa 2015-3-7 41318 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range. 427 Comment
  UC354437  Porophyllum gracile Edmund C. Jaeger 1925-12-23 Imperial Beals Wells Comment
  UCR107938  Porophyllum gracile Jon P. Rebman, L. Renfro 1997-11-19 4748 Imperial Sonoran (Colorado) Desert, NW of Yuma, east of Ogilby Rd along Indian Pass Rd at Chemgold Company's Imperial Project. Comment
  UCR269700  Porophyllum gracile A. C. Sanders, Jim Malusa 2016-3-16 42292 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon east of old Niland-Blythe Rd. and powerlines, 2.1 km SW (227 deg. ) of Surveyors Pass 598 Comment
  SD139506  Portulaca oleracea Jon Rebman, Maggie Loy 1996-10-27 3757 Imperial S of Palo Verde: Palo Verde Valley area: along agricultural fields just west of the Colorado River 4 Comment
  RSA0072273  Proboscidea althaeifolia Jon Rebman, J. LaGrange, W. Schmidtmann, J. Emming 2014-9-24 28729 Imperial Milpitas Wash just west of Hwy 78; south of Palo Verde & south of the Palo Verde Mountains; in the sandy wash just south of Milpitas Wash Road. 133 Comment
  UCR239505  Proboscidea althaeifolia A. C. Sanders, T. B. Salvato 2012-11-15 40522 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., 0.35 km SW of Raineys Well at NW foot of volcanic knob, south of Bradshaw Trail 537 Comment
  UCR245083  Proboscidea althaeifolia A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40385 Imperial Sonoran (Colorado) Desert, BLM Rd. 554, 1.6 mi. south of Bradshaw Trail, 2.6 mi. SE (139 deg. ) of Indian Well 449 Comment
  UCR45007  Proboscidea althaeifolia B. G. Pitzer, L. F. LaPre 1986-9-19 0267 Imperial Sonoran (Colorado) Desert, Colorado River Valley; Cibola area, lower Milpitas Wash, NW of Three Fingers Lake 76 Comment
  RSA0013893  Proboscidea althaeifolia Louis C. Wheeler 1954-11-26 7104 Imperial Palo Verde: 3 1/2 miles SSW of. Comment
  RSA113540  Prosopis glandulosa var. torreyana E. K. Balls 1955-11-15 21453 Imperial 7 miles west of Imperial. Comment
  RSA289316  Prosopis glandulosa var. torreyana Charles Convis 1980-4-10 183 Imperial Colorado Desert, Western Salton Basin, 27 km due WNW of Westmorland. Flats 0-2 km E of confluence of Carrizo and San Filipe Creeks. -35 Comment
  SBBG87946  Prosopis glandulosa var. torreyana A. C. Sanders, Charlton, Pitzer, Wright 1986-3-10 6265 Imperial N foot of Mount Signal, just N of the international boundary, 1.43 mi W of Mt Signal Rd on BLM Rd Y2918 60 Comment
  SBBG92156  Prosopis glandulosa var. torreyana D. F. Howe 1980-4-13 Imperial Andrade Rd, 3 mi S of Hwy 8 Comment
  SD128673  Prosopis glandulosa var. torreyana Darley F. Howe 1980-4-13 Imperial 3 miles south of Highway 8 on Andrade Road Comment
  SD14567  Prosopis glandulosa var. torreyana Frank F. Gander 1936-4-13 1357 Imperial Extreme north west of county Comment
  SD200016  Prosopis glandulosa var. torreyana Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16138 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 2.7 mile W of Hwy. 86; Section 22 (SL22), Palm Wash, Site PHOCAL in sandy arroyo bottom and surrounding mud embankments -9 Comment
  SD201085  Prosopis glandulosa var. torreyana Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-2 3124 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 15 (SP15), in Coral Wash, site ATRPOL, in wash. 18 Comment
  UCD108226  Prosopis glandulosa var. torreyana R. Tofsrud 1951-4-26 s.n. Imperial West of El Centro in desert. Comment
  UCR279162  Prosopis glandulosa var. torreyana A. C. Sanders, Jim Malusa 2017-3-12 42885 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Pegleg Well near Pegleg Mine 424 Comment
  CDA27699  Prosopis pubescens A. C. Browne 1953-10-9 Imperial Westmoreland. 0 Comment
  CDA29292  Prosopis pubescens J. Dorshorst Jul 2009 CA 960 Imperial Algodones Sand Dunes. Elevation: 233 feet. 0 Comment
  LA37429  Prosopis pubescens Harlan Lewis; C. Cunningham 1941-3-9 sn Imperial Salton Sea, 20 mi. N of Brawley 73 Comment
  UCR109531  Prosopis strombulifera R. D. Goeden, Don W. Ricker 1965-8-11 s.n. Imperial Colorado River Valley, Bard, at old USDA Expt. Station, NE of Yuma, AZ 41 Comment
  RSA453234  Prunus fremontii N. C. Cooper 1949-3-17 3107 Imperial Mountain Springs. 457 Comment
  RSA788390  Prunus fremontii Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3518 Imperial The Jacumba mountains, above the Valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile north of the U.S./Mexico border. 1280 Comment
  SBBG71042  Prunus fremontii L. Rowntree 1930-5-3 Imperial E side of Mtn Springs Grade Comment
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Jun 16 2012
  SD96103  Prunus fremontii Jack L. Reveal 1976-4-1 1812 Imperial Occasional along fringe of sandy wash, Meyers Canyon. (IPB 10/07) 580 Comment
  CAS-BOT-BC356307  Psathyrotes ramosissima LeRoy Abrams 1903-4-2 3223 Imperial Signal Mountain, Colorado Desert Comment
  CDA18558  Psathyrotes ramosissima Frank B. McMurry 1943-1 1364 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  RSA302499  Psathyrotes ramosissima R. F. Thorne 1977-11-25 50894 Imperial 15 miles N of Yuma along Picacho Rd. (perhaps Senator Wash.) 76 Comment
  UC447176  Psathyrotes ramosissima J. Ewan 1931-4-2 4086 Imperial 3 mi e Niland Comment
  UCR29420  Psathyrotes ramosissima David J. Keil, M. G. McLeod, D. Walters 1977-3-27 12045 Imperial Sonoran (Colorado) Desert, 2 mi west of junction with Calif. 86 along Calif. 78 -30 Comment
  UC51616  Pseudognaphalium stramineum Jos. Burtt Davy 1902-3-28 7968 Imperial Calexico Comment
  CAS-BOT-BC353597  Psorothamnus emoryi Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma Comment
  HSC83086  Psorothamnus emoryi A. C. Sanders, Pitzer, Charlton, et al. 1986-3-8 6157 Imperial E Mesa, E end of Montgomery Rd. at the Coachella Canal, ca. 1.25 mi NW of Mammoth Wash crossing of the canal 27 Comment
  JEPS41708  Psorothamnus emoryi W. L. Jepson 1935-4-20 17094 Imperial about 3 mi s of the east-and-west road between Kane Springs and San Felipe Narrows (Baileys Well); , s of rd betw Kane Springs and San Felipe Narro Comment
  RSA151109  Psorothamnus emoryi Peter H. Raven 1962-4-19 17380 Imperial 0.8 miles southeast of Kane Springs -46 Comment
  RSA161242  Psorothamnus emoryi Peter H. Raven 1958-5-6 12911 Imperial 2 miles W of Plaster City, Imperial County Comment
  SBBG3302  Psorothamnus emoryi R. Moran 1958-3-5 6518 Imperial Pinto Wash 75 Comment
  SD136190  Psorothamnus emoryi Melanie Howe, F. Awbrey, D. Hunsaker 1993-10-29 360 Imperial West of Shell Canyon Road, south of landfill, along dirt road paralleling power lines leading to S2. (IPB 10/07) 182 Comment
  SEINET10442868  Psorothamnus emoryi J. G. Harrison 2016-3-13 s.n. Imperial Junction of Ogilby Road and I-8. 29 Comment
  SEINET7999904  Psorothamnus emoryi Jon P. Rebman 1996-10-26 3739 Imperial Brawley, E de imperial 10 Comment
  SJSU4514  Psorothamnus emoryi R. L. MacDonald 1962-4-12 35 Imperial Kane Springs near San Felipe wash, Salton Sea Desert Comment
  UC494472  Psorothamnus emoryi P. A. Munz and C. L. Hitchcock 1932-4-4 12113 Imperial 5 mi nw Dixieland; nw of Dixieland Comment
  UCR167041  Psorothamnus emoryi Chet McGaugh 2005-2-17 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, NE of Niland, along Coachella Canal between siphons 10-11 30 Comment
  VVC640  Psorothamnus emoryi P. J. MacKay, T. Thomas 1997-3-1 129 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 Comment
  RSA0038274  Psorothamnus emoryi Lyman Benson 1961-7-4 16096 Imperial Just east of the sand dunes west of Yuma on U.S. 80. 30 Comment
  RSA598223  Psorothamnus polydenius G. A. Levin 1993-4-10 2237 Imperial Coyote Mountains, Domelands area 425 Comment
  SEINET3407724 Image available Psorothamnus polydenius G. A. Levin 1993-4-10 2237 Imperial Coyote Mountains, Domelands area 425 Comment
  CAS-BOT-BC340867  Psorothamnus schottii Beecher Crampton 1962-5-16 6460 Imperial 7-8 miles west of Coyote Wells, U.S. Hwy 80, Jacumba Mtns. 304 Comment
  CAS-BOT-BC520445  Psorothamnus schottii A. C. Sanders; Fred M. Roberts; T. B. Salvato 2013-5-2 40826 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, S of Chuckwalla Mtns, Arroyo Seco, 2.6 km SE (115 deg. ) of where it crosses old Niland-Blythe Rd., 3.3 km SW (339 deg. ) of Raineys Well 563 Comment
  SD191914  Psorothamnus schottii Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14526 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), in Big Wash Middle, Site ESCPAR in arroyo bottom and surrounding embankments 61 Comment
  SD211415  Psorothamnus schottii Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18923 Imperial Southeast 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, E of Ocotillo & W of El Centro; on flats just N of jctn. Of powerline road & I-8 17 Comment
  SD21992  Psorothamnus schottii Catharine M. Wood 1927-4-12 Imperial Imperial Co., Colorado Desert near Mt. Springs. Comment
  UC2030005  Psorothamnus schottii LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1322 Imperial Colorado Desert; Chocolate-Chuckwalla Moutains region: Chocolate Mountains (Chocolate Mountain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. Comment
  UCD108359  Psorothamnus schottii Beecher Crampton 1962-5-23 6460 Imperial Imperial County, Jacumba Mountains, 7-8 miles west of Coyote Wells, along U.S. Highway 80. 304 Comment
  SEINET7453021  Psorothamnus schottii E. K. Balls 1949-4-3 12923 Imperial Chocolate Mts., 8 miles along road from Niland to Blythe, Colorado Desert. 152 Comment
  CAS-BOT-BC340939  Psorothamnus spinosus Edmund C. Jaeger 1920-4-10 s.n. Imperial Martinez Canon [Canyon], Colorado Desert Comment
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Mar 9 2020
  CAS-BOT-BC340940  Psorothamnus spinosus H. E. McMinn 1925-7-1 1486 Imperial 15 mi. S. Oasis - Col. Desert Comment
  POM67048  Psorothamnus spinosus Marcus E. Jones 1924-2-7 s.n. Imperial Chocolate Mountains, Colorado Desert. Comment
  RSA300560  Psorothamnus spinosus Lyman D. Benson 1961-7-4 16095 Imperial Just e of the sand dunes W of Yuma on US 80 30 Comment
  SD201092  Psorothamnus spinosus Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3175 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), in Palm Wash, site ATRLIN2I, in wash. 109 Comment
  UCD37951  Psorothamnus spinosus Beecher Crampton 1962-5-23 6452 Imperial Imperial County, Jacumba Mountains, In-Ko-Pa Gorge, 7-8 miles west of Coyote Wells, along U.S. Highway 80, Colorado Desert. 304 Comment
  UCR17096  Psorothamnus spinosus Anonymous 1969-5-24 s.n. Imperial Sonoran (Colorado) Desert, 10 mi. up Ogilby Rd to north of turnoff from Hwy 8 734 Comment
  UCR264805  Psorothamnus spinosus Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-24 28734 Imperial Sonoran (Colorado) Desert, Milpitas Wash just west of Hwy 78; south of Palo Verde and south of the Palo Verde Mountains; in the sandy wash just south of Milpitas Wash Road 133 Comment
  CAS-BOT-BC421117  Pterostegia drymarioides Roxana S. Ferris 1928-4-18 6063 Imperial 1/2 mi east of Mountain Springs Comment
  SD125229  Pulicaria paludosa Steven P. McLaughlin 1985-5-31 3023 Imperial Silty flats along Colorado River, 2 miles east of Winterhaven, Levee Road, Quechan Indian Reservation. 39 Comment
  SD141424  Pulicaria paludosa Suzanne Bell 1997-1-26 220 Imperial Squaw Lake, in and along inlet stream to power plant. (IPB 10/07) Comment
  UC1560810  Pulicaria paludosa Steven P. McLaughlin, Janice E. Bowers, and Ken Hall 1986-9-23 4154 Imperial just upstream from entrance to Taylor Lake; Colorado River Comment
  CAS-BOT-BC156398  Purshia tridentata var. glandulosa E. A. McGregor 1917-6-10 887 Imperial Plateau above Mt. Springs Comment
  SBBG3073  Purshia tridentata var. glandulosa H. and M. Dearing 1930-4-13 670 Imperial near El Centro [questionable locality] Comment
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Jan 10 2014
  UCR256360  Quercus cornelius-mulleri Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3522 Imperial Peninsular Range, Jacumba Mountains, above Valley of the Moon, vicinity of Blue Angel Peak, c. 0.25 air mile north of the US/Mexico border 1280 Comment
  RSA0027545  Quercus turbinella F. T. Sproul, Matt Kedziora 2012-12-18 6005 Imperial Mountain Springs Grade new Desert View Tower. 771 Comment
  CLARK-A1528-288  Rafinesquia neomexicana Charlotte Stocks 1964-4-19 Imperial Salton Sea Comment
  RSA802550  Rafinesquia neomexicana Duncan S. Bell 2013-3-24 4613 Imperial The eastern base of the Jacumba Mountains; in Palm Canyon Wash approximately 6.25 air miles southwest of the town of Ocotillo and about 0.25 air mile east of the border of Anza-Borrego Desert State Park. 405 Comment
  SD243847  Rafinesquia neomexicana Donald Hazlett 1993-3-13 6746 Imperial 2 mi. S of Ocotillo, Just N of WA 152 Comment
  UC724311  Rafinesquia neomexicana Aven Nelson, Ruth A. Nelson 1939-3-27 3288 Imperial Imperial County Line Imperial County Line (State Highway 78) Comment
  UCR269665  Rafinesquia neomexicana A. C. Sanders, Jim Malusa 2016-3-15 42244 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 1.1 km NNE of Beal Well, north side of a rocky hill east of old Niland-Blythe Rd. 442 Comment
  UCR269826  Rafinesquia neomexicana A. C. Sanders, Jim Malusa 2016-3-17 42320 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass 599 Comment
  RSA792648  Rhamnus ilicifolia Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4434 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  UCR108039  Rhamnus ilicifolia Jon P. Rebman, Melanie Howe 1997-4-5 3905 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 Comment
  UC1119134  Rhaponticum repens H. S. Yates 1937-7-4 6819 Imperial 3 mi n of Imperial; El Centro Quad. 30 Comment
  JEPS51542  Romneya trichocalyx P. B. Kennedy Jun 1917 Imperial mountains between San Diego and Imperial Comment
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Feb 20 2013
  UCR104881  Rumex obtusifolius George K. Helmkamp, E. Helmkamp 1998-2-10 2687 Imperial Sonoran (Colorado) Desert, SE Salton Sea, vicinity of Wister, drainage ditch at the jct of Pound & Davis Streets. -66 Comment
  RSA511257  Rumex pulcher A. C. Sanders 1988-11-6 8756 Imperial Imperial Valley, NW of Brawley along Kalin Rd. between Fredricks and Walker Roads. 46 Comment
  CAS-BOT-BC454120  Ruppia cirrhosa S. B. Parish 1912-10-18 8223 Imperial Salton Basin. Water of Salton Creek, near Seeley Comment
  RSA516968  Saccharum ravennae A. C. Sanders 1989-9-27 9522 Imperial North of Bombay Beach, Hot Mineral Spa Road, 5.5 kilometers N of Highway 111, ca. 1 kilometer from the boundary of the Chocolate Mountains Aerial gunnery Range., (UTM:11S, PG-226E, 985N.) -20 Comment
  UC1100241  Saccharum ravennae Malcolm A. Nobs, S. Galen Smith 1948-9-3 515 Imperial 4 mi s of Calipatria (Imperial State Game Refuge, Imperial Valley); Imperial Valley, Imperial State Game Refuge Comment
  UC1563598  Saccharum ravennae A. C. Sanders 1989-9-19 9493 Imperial ne of Niland (just below siphon 10, along the Coachella Canal); Coachella Canal 30 Comment
  CAS-BOT-BC103826  Salix exigua S. B. Parish 1914-4-5 9038 Imperial Dixieland, Imperial Valley Comment
  CAS-BOT-BC103828  Salix exigua S. B. Parish 1912-6-30 8092 Imperial Meloland Comment
  UC498782  Salix exigua Mrs. H. P. Bracelin 1932-4-13 610 Imperial ca. 5 km. s Brawley (crossroads for Timkin's Ranch, w side of hwy., along irrigation ditch) -30 Comment
  CAS-BOT-BC107842  Salix gooddingii G. D. Abrams 1910-4-1 s.n. Imperial Near Calexico, Imperial Valley Comment
  CAS-BOT-BC108362  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 613 Imperial Along highway, 6.5 km. west of Calexico -6 Comment
  POM50669  Salix gooddingii George D. Abrams 1910-04 s.n. Imperial Near Calexico, Imperial Valley. Comment
  RSA342500  Salix gooddingii Robert F. Thorne 1978-4-29 52107 Imperial South of Salton Sea: Wiest Lake along Alamo River, south of Calipatria. Comment
  SD1040  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 611 Imperial Near bridge over New River, Calexico -7 Comment
  UC483048  Salix gooddingii F. R. Fosberg 1932-3-31 7818 Imperial across from Yuma, Az. Colorado R. Comment
  UC494342  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 611 Imperial near bridge over New River Calexico Comment
  SEINET7986372  Salsola paulsenii Jon P. Rebman 1996-10-27 3760 Imperial Palo Verde, S of Palo Verde Valley area 5 Comment
  SD184422  Saltugilia australis Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7213 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 Comment
  SEINET3831782  Salvia apiana Jon P. Rebman, Melanie Howe 1997-1 3919 Imperial Jacumba Natural Area; east of Jacumba and southeast of Inkapah;Smuggler's Cave Area 900 Comment
  RSA696416  Salvia columbariae LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1300 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  UCR160280  Salvia greatae A. C. Sanders 1990-1-30 10023 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, near Siphon 17 on Coachella Canal, N of Frink Spring 30 Comment
  RSA746683  Salvinia molesta Larry Hendrickson, J. P. Rebman 2005-4-16 3198 Imperial Picacho State Recreation Area, south side of Colorado River, Upper Dock. 62 Comment
  RSA769294  Salvinia molesta Rick E. Riefner Jr. 2009-9-25 09 -204 Imperial Near Bard, Ross Road and Baseline Road at the Reservation Main Drain 37 Comment
  UCR82274  Sarcostemma cynanchoides J. M. Stewart 1994-3-21 815 Imperial Sonoran (Colorado) Desert, Hwy 78 at Imperial Gables [Road] Comment
  JEPS27448  Sarcostemma cynanchoides subsp. hartwegii S. B. Parish 1912-10-15 8327 Imperial streets of Brawley; Salton Basin -35 Comment
  UC1287133  Sarcostemma cynanchoides subsp. hartwegii C. L. Hitchcock 1966-3-20 24288 Imperial ca. 15 mi. n. of Ogilby on rd. to Blythe Comment
  SD173271  Schismus arabicus Larry Hendrickson, L. Louise Jee 2005-4-22 2076 Imperial Trust for Public Lands Option Properties. Big Wash, approx. 4.6 air miles west of hwy. 86 and 3.0 air miles north of hwy. S-22 (Borrego-Salton Seaway). 124 Comment
  SD200292  Schismus arabicus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16777 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 15 (SP15), Coral Wash, Site PECHET on dried mud and sand arroyo and surrounding hillsides 4 Comment
  SD242656  Schismus arabicus Donald L. Hazlett 1993-3-13 6754 Imperial 2 mi. S of Ocotillo 152 Comment
  SD250412  Schismus arabicus Ellen Dean, Tom Starbuck, Margaret Starbuck 2010-4-8 5852 Imperial BLM Algodones Dunes Natural Area. Eside of dunes. 6 miles N of Hwy 78, along Kipf Road. E and W side of road. Along wash. Comment
  UCD148346  Schismus arabicus G. D. Barbe; H. Burke, Wm. Cross, E. Sleeper, T. Seeno 1983-4-14 4059 Imperial west bank of Coachella Canal, 6.1 miles south of Highway 78, southwest of Glamis. Comment
  UCR167277  Schismus arabicus 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
  UCR108088  Schoenoplectus americanus Jon P. Rebman, Maggie Loy 1996-10-28 3779 Imperial Sonoran (Colorado) Desert, San Felipe Creek: near junction of 78 & 86. -30 Comment
  CDA39114  Scirpus pungens R. A. Flock & D. Jones 1971-5-6 s.n. Imperial Holtville; Rositas 2. 0 Comment
  UC1100824  Scirpus pungens Malcolm A. Nobs, S. Galen Smith 1948-9-3 517 Imperial 4 mi s Calipatria (Imperial State Game Refuge); Imperial Valley, Imperial State Game Refuge Comment
  CDA8666  Senecio mohavensis T. C. Fuller 1962-4-4 8104 Imperial In-Ko-Pah Gorge, Highway 80 to Jacumba, 4.0 miles west of Ocotillo. Comment
  SD115569  Senecio mohavensis Duffie Clemons, Erik Jonsson 1983-4-5 442 Imperial [North of Skull Valley] Coyote Wells quad, 100 pls on sandy east facing slopes below rock wall. Comment
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Oct 9 2010
  UC91645  Senecio mohavensis T. S. Brandegee 1901-3-30 Imperial near Boundary Line (Signal Mt., Colorado Desert); Colorado Desert, Signal Mountain Comment
  UCR260280  Senecio mohavensis A. C. Sanders, Jim Malusa 2015-3-6 41302 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 326 Comment
  UCR260286  Senecio mohavensis A. C. Sanders, Jim Malusa 2015-3-7 41321 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR279090  Senecio mohavensis A. C. Sanders, Jim Malusa 2017-3-12 42833 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along German Diggins Wash below Pegleg Mine 404 Comment
  SD14550  Senegalia greggii Frank F. Gander 1936-4-15 1340 Imperial Extreme northwest corner of Imperial County. (IPB 10/07) Comment
  SD201083  Senegalia greggii Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3178 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), in Palm Wash, site FOUSPL, in wash. 99 Comment
  SD243913  Senegalia greggii 1985-4-15 Imperial [Locality determined by SDNHM] Burro Wash, east of Picacho Peak Comment
  SEINET10389823  Senegalia greggii A. C. Sanders, Jim Malusa 2015-9-9 41832 Imperial Chocolate Mountains, Gables Wash, near mouth of canyon above Hwy 78, just outside the aerial gunnery range 334 Comment
  UCD108461  Senegalia greggii Beecher Crampton 1962-5-23 6450 Imperial 7-8 miles west of Coyote Wells, US Hwy. 80, Jacumba Mtns. 304 Comment
  UCR264195  Senegalia greggii A. C. Sanders, Jim Malusa 2015-9-9 41832 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Gables Wash, near mouth of canyon above Hwy 78, just outside the aerial gunnery range 334 Comment
  UCR266740  Senegalia greggii A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41920 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range 263 Comment
  UCR279457  Senegalia greggii A. C. Sanders, Jim Malusa 2017-3-26 43059 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Rock Quarry in sec. 8, north of Frink, along dirt road above Siphon 17 of the Coachella Canal 122 Comment
  CDA269  Senna armata Frank B. McMurry 1943-1 1386 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  JEPS48857  Senna armata Marjorie D. Clary 1932-5-9 944 Imperial Beals Well Chocolate Mts., Beals Well Comment
  UCR269731  Senna armata A. C. Sanders, Jim Malusa 2016-3-16 42272 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd. at powerlines, 2.6 km NNW of Beal Well 472 Comment
  SD40836  Sesbania emerus Carl B. Wolf 1932-10-13 4329 Imperial Colorado Desert, Wister (S.P.R.R.), southeast side of Salton Sea, alkali of ditch. (IPB 10/07) -29 Comment
  RSA643202  Sesbania exaltata J. P. Rebman, Adrienne Russel 1997-9-6 4181 Imperial West of Calexico; junction of Brockman Road & Highway 98; along irrigation ditch. 1 Comment
  SBBG88221  Sesbania exaltata A. C. Sanders 1988-11-6 8751 Imperial E side of Hwy 86 at intersection with Kalin Rd and Tamarack Canal crossing, 1.6 mi NW of the New River crossing at Brawley -34 Comment
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Jul 25 2018
  UCR38820  Sesbania herbacea A. C. Sanders 1976-9-9 580 Imperial Sonoran (Colorado) Desert, Colorado River Valley, along a drainage ditch just east of Hwy 78 [Ben Hulse Hwy] in the Cibola area, c. 20 miles south-southeast of Blythe 69 Comment
  CAS-BOT-BC438154  Sesuvium portulacastrum Alice Eastwood 1932-4-25 18647 Imperial Imperial Valley Comment
  RSA402659  Sesuvium verrucosum L. H. Jones 1910-4-5 s.n. Imperial Opposite Cibola, Colorado River. Comment
  RSA65742  Sesuvium verrucosum F. W. Peirson 1927-4-15 7204 Imperial Low land along Colorado River, near Ft. Yuma. Comment
  SEINET7985556  Sesuvium verrucosum Suzanne Bell 1997-3-16 227 Imperial Squaw Lake, Squaw Lake, saline ground 62 Comment
  UCR106067  Sesuvium verrucosum Jon P. Rebman, Maggie Loy 1996-10-28 3776 Imperial Sonoran (Colorado) Desert, Imperial Valley, near agricultural area at the Salton Sea and Lack Road, SE part of Salton Sea Comment
  JEPS40188  Simmondsia chinensis W. L. Jepson 1927-4-17 11781 Imperial foot Mountain Springs Grade (Myer's Creek bridge); foot of Mountain Springs grade, Myer's Creek bridge 243 Comment
  RSA167530  Simmondsia chinensis Robert F. Thorne, R. Rutherford 1964-4-12 33667 Imperial Near Imperial Gables, Chocolate Mountains. 396 Comment
  RSA422466  Simmondsia chinensis J. S. Stubblefield 1938-4-19 s.n. Imperial Fish Mountains . Comment
  RSA695853  Simmondsia chinensis J. R. Bruff 1938-3-12 s.n. Imperial Mule Mts. - south of Chuckwalla range Comment
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Nov 7 2012
  SD260306  Simmondsia chinensis A. C. Sanders, Jim Malusa 2016-3-7 42113 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, small wash crossing dirt road 3.25 km SW of E.O.D. Camp Burt (off intersection of Dietz Rd. & Skyline Dr.), near NE foot of Blue Mountain. 362 Comment
  SD41262  Simmondsia chinensis Melvin Tweedy 1932-5-9 2912 Imperial Foot of Mt. Springs grade Comment
  SD79832  Simmondsia chinensis Helen V. Witham 1970-12-14 1184 Imperial In-Ko-Pa Gorge 399 Comment
  JEPS100786  Sisymbrium irio Dean W. Taylor 1999-4-9 17100 Imperial ca. 2 miles North of Imperial; Memorial Park Cemetary, along Highway 86 -15 Comment
  UCR123796  Sisymbrium irio Steven R. Hill, K. Kramer 2001-4-27 33504 Imperial Sonoran/Colorado Desert, north side of California Route 78, 1.7 mi west of Glamis (measured from railroad crossing), Algodones Dunes 92 Comment
  UCR249703  Sisymbrium irio T. B. Salvato, Tim Thomas 2013-3-6 7268 B Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 2 km south of Rainey Well 511 Comment
  RSA802164  Sisymbrium orientale Duncan S. Bell 2013-3-24 4639 A Imperial The Jacumba Mountains; in canyon draining to the north of Myer Valley; approximately 3.25 air miles northeast of Mountain Spring or 5 air miles southwest of the town of Ocotillo. 434 Comment
  CDA29512  Solanum elaeagnifolium EC 2009-7-15 PDR# 1263273 Imperial In the vicinity of the town of Imperial. 0 Comment
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Aug 28 2016
  CDA43470  Solanum elaeagnifolium Heriberto Sanchez 2015-5-12 PDR# 130 P06398397 Imperial Vicinity of Calipatria; Standard 1, near Titworth and Butters Roads. 0 Comment
  SEINET8011001  Solanum elaeagnifolium Jon P. Rebman 1996-10-26 3735 Imperial Seeley, N de Seeley 10 Comment
  UCD126918  Solanum elaeagnifolium H. S. Yates 1937-7-4 6820 Imperial 3 miles north of Imperial. 30 Comment
  SEINET10389894  Sonchus oleraceus A. C. Sanders, Jim Malusa 2016-3-7 42121 Imperial Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  CAS-BOT-BC235262  Sorghum bicolor T. C. Fuller 1959-10-7 3145 Imperial Ca. 1.5 mi SW/Bard Comment
  CDA2469  Sorghum bicolor T. C. Fuller 1959-10-7 3146 Imperial ca. 1.5 miles southwest of Bard. 0 Comment
  UCD92788  Sorghum bicolor G. Goodding; C. Reeder 1943-7-14 s.n. Imperial U. S. Yuma Field Station, Bard. Comment
  UCD92802  Sorghum bicolor subsp. arundinaceum T. C. Fuller 1959-10-7 3145 Imperial Ca. 1.5 miles SW of Bard. Comment
  SACT002292  Sorghum sudanense Malcolm Nobs, S. Smith 1948-9-4 Imperial Annual, cultivated as a duck food plant. 5 miles north of Westmoreland. Comment
  RSA0098560  Spergularia marina George K. Helmkamp 1997-2-1 1294 Imperial SW of Niland along Sinclair Rd and just E of Hatfield Rd. -55 Comment
  SD143955  Spergularia marina G. Helmkamp 1997-2-1 1294 Imperial Imperial Valley: southwest of Niland along Sinclair Road just east of Hatfield Road Comment
  CAS-BOT-BC213201  Sphaeralcea D. A. Johansen; J. A. Ewan 1932-4-13 7125 Imperial Bard, Yuma Indian Reservation Comment
  UCD116738  Sphaeralcea Clarence Peterson 1912-4-17 s.n. Imperial Yuma Experiment Farm, Bard. Comment
  HSC30141  Sphaeralcea ambigua J. D. Ackerman, A. M. Montalvo 1974-3-27 161 Imperial 0.4 mi. W of 1000 ft. marker along W-bound Hwy. 8, Mtn. Springs Grade, W of Ocotillo Wells Comment
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Dec 13 2012
  SBBG87849  Sphaeralcea ambigua A. C. Sanders, Charlton, Pitzer, Kniffen, Wright, Weir, Bramlet 1986-3-9 6232 Imperial Painted Gorge, 5.1 mi N of S-80 on Painted Gorge Rd, ca. 5 mi NE of Ocotillo 152 Comment
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Sep 29 2011
  SD242872  Sphaeralcea ambigua 1993-3-20 Imperial Sugar Loaf Comment
  UCR266722  Sphaeralcea ambigua A. C. Sanders, J. Malusa 2016-1-22 41950 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range 412 Comment
  UCR48436  Sphaeralcea ambigua Steve Boyd 1986-2-6 1220 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  CDA14613  Sphaeralcea ambigua var. ambigua G. D. Barbe, Horace Burke, Wm. Cross, E. L. Sleeper, T. N. Seeno 1983-4-14 4064 Imperial 9 miles east of Glamis on Hwy 78, 1.8 miles west of Ogilby Road. 0 Comment
  SDSU19358  Sphaeralcea ambigua var. ambigua Larry Hendrickson, John Rebman, et al. 2005-4-16 3154 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on North side of main access road. Geology: South facing boulder slope above wash. 43 Comment
  RSA445037  Sphaeralcea ambigua var. keckii M. B. Dunkle 1935-4-17 4571 Imperial E of Beal Well Comment
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Dec 14 2011
  JEPS67304  Sphaeralcea ambigua var. rosacea W. L. Jepson 1927-4-17 11786 Imperial foot of Mountain Springs Grade; Meyer's Creek Bridge 243 Comment
  SD152183  Sphaeralcea ambigua var. rugosa Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6533 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea 20 Comment
  OBI38405  Sphaeralcea emoryi A. C. Sanders, Pitzer, Weir, Charlton, Kniffen, Wright, Bramlett, et al 1986-3-8 6168 Imperial E side of Algodones Dunes, 2.7 mi NW of Glamis along dirt rd parallel to RR, SW of Mesquite Siding between the RR and the dunes 85 Comment
  POM186335  Sphaeralcea emoryi Harrison, Kearney 1933-4-11 9150 Imperial Bard Comment
  RSA304024  Sphaeralcea emoryi Jim R. Shevock 1970-10-18 518 Imperial Near Salton Sea. -6 Comment
  RSA793970  Sphaeralcea emoryi Duncan S. Bell 2012-11-11 4355 Imperial Algodones Dunes: north section of dunes, approximately 20 air miles northwest of the junction of Highway 78 and the Southern Pacific Railroad tracks, and approximately 16.5 air miles southeast of Niland. 60 Comment
  SBBG35067  Sphaeralcea emoryi T. L. Secrest 1948-4-8 Imperial near Yuma Comment
  SD21507  Sphaeralcea emoryi Frank Gander 1938-5-21 5750 Imperial Wister Comment
  SEINET3196425 Image available Sphaeralcea emoryi A. C. Sanders 2010-2-20 37316 Imperial Sonoran (Colorado) Desert; Salton Trough; Imperial Valley, 3 miles east of Holtville, north of Date City site, Highline Rd. at Kavanaugh Rd (Holtville East 7.5' Q). 1 Comment
  RSA765317  Sphaeralcea emoryi subsp. variabilis Doris Bowers 1967-11-24 106 Imperial S/o Cave Butte near road. S/o Wiley Wells. 183 Comment
  UCR1644  Sphaeralcea emoryi subsp. variabilis William G. Truesdell 1962-4-15 415623 Imperial Sonoran (Colorado) Desert, corner of Hwy 99 and Hwy 78. 61 Comment
  JEPS67355  Sphaeralcea emoryi var. emoryi Dr. L. M. Newlon 1922-4-1 404 Imperial Coyote Wells, Colorado Desert Comment
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Oct 9 2010
  RSA0015948  Sphaeralcea emoryi var. emoryi Jim Andre 2013-3-4 24162 Imperial Along Ogilby Rd., 22 mi. N of I-8, 4 mi. south of jct with Highway 78. 242 Comment
  UC56696  Sphaeralcea emoryi var. emoryi J. E. Roadhouse 1903-8-12 12 Imperial Imperial Valley Comment
  SFV4259B  Sphaeralcea orcuttii D. S. Verity, J. Turner, F. M. Ball 1964-2-16 s. n. Imperial Colorado Desert Beside Highway 80, 12.7 miles west of junction with Highway 99 in El Centro. -13 Comment
  UC484089  Sphaeralcea orcuttii C. B. Wolf 1931-3-14 1887 Imperial 5 miles from El Centro on road to Holtville El Centro; Holtville Comment
  UC494572  Sphaeralcea orcuttii Philip A. Munz 1931-3-14 11945 Imperial Holtville Comment
  UCR19757  Sphaeralcea orcuttii Art Whistler 1966-4-3 s.n. Imperial Sonoran (Colorado) Desert, near campsite 5 miles north of Glamis Comment
  PASA1763  Sphaeralcea rotundifolia Margaret Stason 4/32 369 Imperial West of Blythe. Near Wiley's Well Comment
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Mar 13 2015
  RSA0117117  Stemodia durantifolia Jim Malusa 2016-11-3 s.n. Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, 1.21 miles SW (237 degrees) of Mount Barrow. 470 Comment
  UCD136327  Stephanomeria exigua subsp. deanei Grady L. Webster; S. Lynch 1973-3-18 7576 Imperial 2.3 miles north of Ocotillo. 152 Comment
  CAS-BOT-BC375446  Stephanomeria exigua subsp. exigua E. A. McGregor 1917-6-9 1017 Imperial Colorado Desert. Gov't Well Comment
  RSA792427  Stephanomeria pauciflora Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4398 Imperial Jacumba Mountains; Boulder Creek, approximately 1.7 air miles southeast of Mountain Spring or approximately 1.5 air miles southwest of Myer Valley. 570 Comment
  SD199879  Stephanomeria pauciflora Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16364 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, in rocky arroyo and surrounding rocky mesas 79 Comment
  SD200349  Stephanomeria pauciflora Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16703 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
  UCR236835  Stephanomeria pauciflora Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18900 Imperial Sonoran (Colorado ) Desert, Southwest of Plaster City on BLM property in an area proposed for development of solar facility, S of Co Hwy S80 and N of I-8, NE of Ocotillo & W of El Centro, just north of powerline road 50 Comment
  UCR239466  Stephanomeria pauciflora A. C. Sanders, Mitch Provance 2012-10-23 40461 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., NE of Arroyo Seco, SW of volcanic hill, 1.5 km SSE (174 deg. ) of Raineys Well 515 Comment
  RSA0012773  Stillingia linearifolia Duncan S. Bell, Kim Clark, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4580 Imperial The Jacumba Mountains; a side canyon off of Devils Canyon; approximately 4 air miles southeast of Dos Cabezas Spring. 408 Comment
  RSA0096669  Stillingia linearifolia Jim M. Andre 2015-3-3 31333 Imperial Jacumba Mountains; just south of eastbound lanes of Interstate 8, 0.4 mi. southeast of Mountain Springs exit, just east of San Diego County line. 689 Comment
  RSA792642  Stillingia linearifolia Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4385 Imperial Jacumba Mountains; Boulder Creek, approximately 1.7 air miles southeast of Mountain Spring or approximately 1.5 air miles southwest of Myer Valley. 570 Comment
  SD155797  Stillingia linearifolia Jon P. Rebman 2001-3-16 7197 Imperial Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit. 459 Comment
  SDSU7623  Stillingia linearifolia W. Wedberg 1963-4-21 1053 Imperial 10 miles from Chevron Station in Jacumba on the road to El Centro. 610 Comment
  UCD83569  Stillingia linearifolia Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5910 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 71 Comment
  POM86448  Stillingia spinulosa Marcus E. Jones 1906-4-25 s.n Imperial West of Yuma. Comment
  RSA264570  Stillingia spinulosa C. W. Tilforth, John Dourley, W. Wisura 1977-5-19 1312 Imperial Sandy dune like area along Pinto Wash, c. 13 miles w. of Calexico, Hwy. 98. 30 Comment
  SD113871  Stillingia spinulosa Darley F. Howe 1958-3-30 2595 Imperial 1.5 miles south of a point on Highway 98, 12 miles east of junction with Highway 80. Comment
  UCR278754  Stillingia spinulosa Onkar Singh, B. Huttar 2015-3-14 5089 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  SD162649  Stipa coronata Jon P. Rebman, Mark Miller 2003-5-10 8963 Imperial Jacumba Natural Area (BLM), In-ko-pah Mountains, east of Jacumba, just over east of San Diego/Imperial County border & just north of the US/Mex border. (IPB 10/07) 1220 Comment
  SEINET4560407  Stipa speciosa Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons & Anh Phan 2012-1 4424 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  UCR155788  Stipa speciosa Jon P. Rebman 2001-3-14 7134 Imperial Peninsular Ranges/ Cuyamaca-Laguna Mtns, Jacumba Natural Area, In-ko-pah Mtns 975 Comment
  CAS-BOT-BC61020  Streptanthella longirostris Annie M. Alexander; Louise Kellogg 1941-3-2 1882 Imperial Colorado Desert. West of Salton Sea. Comment
  UCR211328  Streptanthella longirostris Jim Andre, T. La Doux 2009-2-26 9857 Imperial Sonoran (Colorado) Desert, Borrego Desert, low hills c. 1.5 mi northeast of Ocotillo and Fwy I-8 96 Comment
  POM259537  Suaeda moquinii A. C. Keller 1937-11-11 s.n. Imperial 6 miles southeast of Holtville Comment
  UC851377  Suaeda moquinii Carl B. Wolf 1932-10-13 4326 Imperial se side of sea Colorado Desert, Salton Sea, Wister (S. P. R. R.) -30 Comment
  SD83095  Suaeda nigra Helen V. Witham 1972-12-12 1783 Imperial 4 miles east of Ocotillo, open desert, low places 149 Comment
  SD126285  Symphyotrichum subulatum var. parviflorum Steven P. McLaughlin, Janice E. Bowers 1985-9-11 3050 Imperial Along Colorado River just east of Ft. Yuma. Comment
  SD139695  Symphyotrichum subulatum var. parviflorum Jon P. Rebman, Maggie Loy 1996-10-27 3761 a Imperial South of Palo Verde, Palo Verde Valley area, along agricultural fields just west of the Colorado River. (IPB 10/07) 4 Comment
  JEPS100891  Tamarix aphylla Dean W. Taylor 1998-5-12 16444 Imperial Tarantula Wash, ca. 2.5 miles down the wash south of Highway 78, and ca. 8 miles E of Highway 86 -15 Comment
  SD124051  Tamarix aphylla Charles Convis 1980-2-2 11 Imperial W. Colorado Desert, Western Salton Basin, 27 km due WNW of Westmorland, near confluence of Carrizo & San Felipe Creek -43 Comment
  UC1302412  Tamarix aphylla Robert F. Thorne and Robert Rutherford 1964-4-10 33575 Imperial ca 17 mi w Yuma (on Hwy 80, rest stop, se Imperial County) Comment
  UCR278775  Tamarix aphylla Onkar Singh, B. Huttar 2015-3-19 5152 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, southeast corner of "Parachute Drop Test Range", c. 10 km NE of Plaster City -14 Comment
  RSA792418  Tamarix parviflora Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4389 Imperial Jacumba Mountains; Boulder Creek, approximately 1.7 air miles southeast of Mountain Spring or approximately 1.5 air miles southwest of Myer Valley. 570 Comment
  CAS-BOT-BC223965  Tamarix ramosissima Robert F. Thorne 1963-5-23 31825 Imperial 2.8 miles S of San Felipe Creek W of Salton Sea along Hwy 99 60 Comment
  CAS-BOT-BC223970  Tamarix ramosissima Javier Penalosa 1963-4-10 2798 Imperial Along All-American Canal east of Highway 111, 31.6 mi. south of Mecca turnoff Comment
  SD192059  Tamarix ramosissima Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14500 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
  SEINET10575111  Tamarix ramosissima John F. Gaskin 1998-6-14 Gaskin 72 Imperial Hwy CA 78, 36 mi W of jct. CA 78/86, San Felipe Creek. Comment
  UCR44998  Tamarix ramosissima L. F. LaPre 1986-9-23 s.n. Imperial Colorado River Valley, Cibola area, lower Milpitas Wash NW of Three Finger Lake 76 Comment
  UCSB58762  Tamarix ramosissima Benson, Lyman 1952-4-13 Imperial 5 mi. N of Westmoreland, N of Salton Sea, Colorado Desert -30 Comment
  RSA302367  Tamarix ramosissima Robert F. Thorne 1977-11-25 50903 Imperial Colorado Desert: Along Colorado River at Picacho State Recreation Area at Stewart's Lake 58 Comment
  RSA45514  Teucrium cubense subsp. depressum J. C. Roos 1949-4-8 4201 Imperial Edge of irrigated field, Palo Verde. Comment
  CAS-BOT-BC176257  Thamnosma montana S. B. Parish 1914-4-6 9037 Imperial Mountain Springs Comment
  CAS-BOT-BC176262  Thamnosma montana H. M. Hall 1902-4-1 2779 Imperial coyote Canyon 1371 Comment
  RSA1589  Thamnosma montana Carl B. Wolf 1931-3-14 1904 Imperial Mountain Spring Grade. 457 Comment
  RSA449726  Thamnosma montana G. R. Johnstone 1920-4-25 s.n. Imperial Near San Diego Co. line. 762 Comment
  UCR41494  Thamnosma montana A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6298 Imperial Peninsular Range/ Sonoran (Colorado) Desert, South side of old highway at Mountain Springs Road exit from Hwy I-8, c. 1/3 mile east of town of Mountain Springs, at head of Myer Creek 673 Comment
  RSA0096486  Thysanocarpus curvipes Jim M. Andre 2015-3-3 31332 Imperial Jacumba Mountains; just south of eastbound lanes of Interstate 8, 0.4 mi. southeast of Mountain Springs exit, just east of San Diego County line. 689 Comment
  RSA787864  Thysanocarpus curvipes Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3490 Imperial The Jacumba mountains, above the Valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile north of the U.S./Mexico border. 1280 Comment
  UCR107952  Thysanocarpus curvipes Jon P. Rebman, Melanie Howe 1997-4-5 3926 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 Comment
  UCR100795  Tidestromia oblongifolia George K. Helmkamp, E. A. Helmkamp 1998-3-18 2886 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 Comment
  UCR115390  Tidestromia oblongifolia June Latting 1977-12-11 s.n. Imperial Sonoran/Colorado Desert, east side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road 69 Comment
  HSC80357  Tidestromia suffruticosa var. oblongifolia R. F. Thorne 1977-11-26 50915 Imperial N of Pilot Knob near junction of Sidewinder Rd. and Hwy. 18, E of Pilot Knob campground 67 Comment
  SD120060  Tidestromia suffruticosa var. oblongifolia Duffie Clemons, Erik Jonsson 1986-10-19 1563 Imperial along jeep road near Coyote mountains 342 Comment
  UCR265859  Tiquilia canescens Mitch Provance 2008-3-15 10089 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  CAS-BOT-BC230655  Tiquilia canescens var. pulchella Annie M. Alexander; Louise Kellogg 1941-3-9 1916 Imperial Colorado Desert. Above wash, 22 miles N of Ogilby 365 Comment
  JEPS75902  Tiquilia canescens var. pulchella P. A. Munz and C. L. Hitchcock 1932-4-6 12181 Imperial n.e. of Ogilby (junction at head of wash to 4S Ranch); Colorado Desert Comment
  UC1595712  Tiquilia canescens var. pulchella W. Wisura, J. Dolan, and M. Wall 1992-3-25 4659 Imperial Hwy. 78 11.7 mi. w. of Milpitas Wash Rd. Comment
  UCSB26193  Tiquilia nuttallii Black, Nan 1968-3-2 Imperial 1.3 miles southeast of S-2 on Miller's Road; 2.5 miles west of Ocotillo 167 Comment
  RSA264120  Tiquilia palmeri Noel Holmgren, Patricia K. Holmgren 1974-3-27 7502 Imperial Jacumba Mtns, 3 airline miles SW of Ocotillo. 274 Comment
  SD199936  Tiquilia palmeri Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16225 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), vicinity of Palm Wash, Site ASTCRO in sandy arroyo bottom and surrounding rocky, mud embankments 54 Comment
  SD199937  Tiquilia palmeri Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16266 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
  SD211390  Tiquilia palmeri Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18871 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
  UC1353375  Tiquilia palmeri C. L. Hitchcock 1968-3-11 25439 Imperial 42 mi. s. Indio Comment
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Feb 21 2013
  UC1440604  Tiquilia palmeri John Bacon 1971-4-8 934 Imperial lower of Ocotillo (junction of CA IS 8 and S2) Comment
  UCR134131  Tiquilia palmeri June Latting 1978-4-5 s.n. Imperial Sonoran (Colorado) Desert, Palm Canyon Wash about 1 mile north of Ocotillo on Shell Canyon Road 114 Comment
  UCR33729  Tiquilia palmeri Sears 1978-4-10 1112 Imperial Sonoran (Colorado) Desert, 7 mi NW of US Hwy 80, 8 mi NW of Winterhaven, Picacho Rd, just across All American Canal in Picacho Wash 55 Comment
  UCR48464  Tiquilia palmeri Steve Boyd 1986-2-6 1259 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains; bajada east of the mountains, powerline road 5.0 mi west of Picacho Road 239 Comment
  POM368525  Tiquilia plicata N. C. Cooper 1949-3-16 3066 Imperial Calexico -15 Comment
  POM60046  Tiquilia plicata S. B. Parish 1912-10-19 8329 Imperial Salton Basin -1 Comment
  RSA336281  Tiquilia plicata R. F. Thorne 1978-4-29 52142 Imperial West of Chocolate Mountains, ca. 1 mile east of Coachella Canal and west of Melson Well. Comment
  RSA764294  Tiquilia plicata Doris Bowers 1970-12-29 1607 Imperial Las Algodones Dunes at U.S. 8 and Old Planked Road Viewpoint 30 Comment
  SD11260  Tiquilia plicata Frank F. Gander 1935-4-17 180 1 Imperial Carrizo Creek Comment
  SD191862  Tiquilia plicata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14431 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), in Grave Wash, Site ENCFRU in arroyo bottom and surrounding embankments 0 Comment
  SEINET7991864  Tiquilia plicata Jon P. Rebman 1996-10-26 3741 Imperial Brawley, W of Imperial, sandy area along irrigation canals Comment
  SEINET8880898 Image available Tiquilia plicata Unknown 1986-5-27 23459 Imperial Sulton City, Sulton Sea Recreation Area, near Sulton City, CA. Comment
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Sep 10 2016
  SFV4262A  Tiquilia plicata D. S. Verity, J. Turner, F. M. Ball 1964-2-15 s. n. Imperial About 29.5 miles east of Holtville on main highway to Yuma. Sand dunes between highway and very old plank road. Comment
  UC1287056  Tiquilia plicata C. L. Hitchcock 1966-3-19 24278 Imperial 10 mi. e. Holtsville Comment
  UCR166066  Tiquilia plicata John F. Green 2005-4-7 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, east of gravel pits and Frink spring, between Coachella Canal siphons 16 and 17 24 Comment
  SEINET7985594  Trianthema portulacastrum Jon P. Rebman 1997-9-6 4200 Imperial Plaster City, W of Plaster City. 20 Comment
  POM127714  Tribulus terrestris Harriet Ann Walker 1907-9-8 933 Imperial Lathrop, S.P. R.R. at station. Comment
  HSC6302  Trichoptilium incisum C. L. Hitchcock, C. V. Muhlick 1964-3-20 23194 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  JEPS29270  Trichoptilium incisum Rimo Bacigalupi, and L. Heckard, and P. C. Hutchison 1962-3-20 8337 Imperial 1.5 mi se Picacho (along abandoned railroad grade from abandoned mine, on the river nw of Yuma); Colorado River 121 Comment
  POM156264  Trichoptilium incisum L. R. Abrams 1903-4-2 3188 Imperial Signal Mountain, Colorado Desert. Comment
  RSA776565  Trichoptilium incisum Amber Swanson, Duncan S. Bell 2011-2-25 167 Imperial Coyote Mtns, cyn W of Shell Cyn at top of ridge. 259 Comment
  SD120995  Trichoptilium incisum Duffie Clemons, Erik Jonsson 1987-4-13 1685 Imperial Indian Pass ACEC, Chocolate Mountains 292 Comment
  SEINET7990843  Trichoptilium incisum Jon P. Rebman 1998-3-21 4927 Imperial Davies Valley, Davies Valley area; S of Ocotillo 150 Comment
  RSA94616  Trichoptilium incisum F. W. Peirson 1927-4-14 7189 Imperial Canyon near east end of Santa Rosa Mountains, 8 miles from Imperial Valley Boulevard. Comment
  RSA0121681  Trifolium willdenovii Duncan S. Bell 2012-3-23 3244 Imperial The Jacumba mountains; collecting in Boulder Creek approximately 3 miles north of the U.S./Mexico border. 582 Comment
  HSC6303  Trixis californica C. L. Hitchcock, C. V. Muhlick 1964-3-21 23224 Imperial 30 mi. N of Ogilby Comment
  POM183691  Trixis californica P. A. Munz 1931-3-12 11939 Imperial 1 mile below Beal's Well, Colorado Desert Comment
  UCR239511  Trixis californica A. C. Sanders, T. B. Salvato 2012-11-15 40521 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., SW of Graham Pass, 1 km SE (138 deg. ) of Raineys Well, 1.15 km SW (201 deg. ) of jct. of Bradshaw Trail & old Niland-Blythe Rd. 511 Comment
  SBBG22826  Trixis californica var. californica D. Myrick 1965-3-1 1065 Imperial Vincent Ranch, 25 mi E of Glamis 487 Comment
  SEINET4344926 Image available Trixis californica var. californica Orr Michael 2013-1 Imperial Black Mountain, slope near road bend before top, above campg... Comment
  RSA289304  Typha domingensis Charles Convis 1980-4-8 128 Imperial Colorado Desert, Western Salton Basin, 27 km due west-northwest of Westmorland. Marks Wash 200 m. south of Harpers Well, 2 km east of confluence of Carrizo and San Felipe creeks. -37 Comment
  RSA411736  Verbena bracteata Edwin Kline 1920-10-2 s.n. Imperial [Unspecified] Comment
  CAS-BOT-BC185849  Vulpia octoflora var. glauca Noel H. Holmgren; Patricia K. Holmgren 1973-3-29 6546 Imperial Picacho Road, 2 miles south of Picacho, 19 airline miles north of Yuma 106 Comment
  CAS-BOT-BC136321  Xanthium strumarium H. E. Packard 1916-1-1 s.n. Imperial Meloland, Colorado Desert Comment
  CAS-BOT-BC326972  Xylorhiza orcuttii Lester Rowntree 1938-4-2 s.n. Imperial Split Mountain Canyon Comment
  HSC82820  Xylorhiza orcuttii A. C. Sanders 1985-3-24 5409 Imperial Borrego Badlands, along Hwy S-22, the Borrego-Salton Seaway, SE end of the Santa Rosa Mtns., ca. 1/2 mi. E of Anza-Borrego State Park boundary. 61 Comment
  JEPS121506  Xylorhiza orcuttii Adam C. Schneider with Will Freyman 2014-2-15 328 Imperial West of Salton Sea, along Salton Borrego Seaway. Comment
  JEPS31876  Xylorhiza orcuttii Marjorie D. Clary 1932-2-28 1655 Imperial Palm Creek Colorado Desert, Palm Creek 152 Comment
  SBBG80990  Xylorhiza orcuttii A. C. Sanders 1985-3-24 5409 Imperial wash margin, Borrego Badlands along S-22, the Borrego-Salton Seaway, SE end of the Santa Rosa Mts ca. 0.5 mi E of Anza-Borrego St Park boundary 60 Comment
  SEINET4682758  Xylorhiza orcuttii M. E. McGlaughlin 2005-4-10 165 Imperial Growing along Hwy S22, 2.8 mi east if Imperial/San Diego County Line.; 0 Comment
  UCR211974  Xylorhiza orcuttii Jon P. Rebman, Guy L. Fleming, W. Schmidtmann 2009-3-11 16368 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 5 (SP5),Verbena Wash, in rocky arroyo and surrounding rocky mesas 80 Comment
  POM13392  Xylorhiza tortifolia E. C. Jaeger 1922-4-10 1022 Imperial Beal's Well near Niland, Colorado Desert. Comment
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May 29 2011
  RSA701219  Xylorhiza tortifolia Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11275 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region: western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of US Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  SEINET10389895  Yucca schidigera A. C. Sanders, Jim Malusa 2016-3-7 42142 Imperial Chocolate Mountains Aerial Gunnery Range, c. 3.6 km NE (68 deg. ) of Salvation Pass well site 398 Comment
  UCR249499  Yucca schidigera T. B. Salvato, Tim Thomas 2013-3-7 7277 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.9 km south of Rainey Well, and c. 20 ft north of powerline road 526 Comment
  JEPS41944  Ziziphus obtusifolia var. canescens W. L. Jepson 1912-11-4 5295 Imperial Purple Hills Pass 45 Comment
  RSA167686  Ziziphus obtusifolia var. canescens Robert F. Thorne, R. Rutherford 1964-4-11 33607 Imperial Gables Wash, ca 3 miles W of Imperial Gables, Chocolate Mts. 396 Comment
  SD152158  Ziziphus parryi var. parryi Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6567 Imperial In-Ko-Pah Mountains, Jacumba Wilderness Area. (IPB 10/07) Comment



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