Search Results — 2000 specimen records retrieved (1938 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-BC229304  Abronia villosa S. B. Parish 1912-10-19 8294 Imperial Salton Basin. Calexico 0 Comment
  CDA19630  Abronia villosa J. Chesi 1998-2-26 s.n. Imperial Winterhaven Agricultural Inspection Station 0 Comment
  CDA23842  Abronia villosa T. C. Fuller 1962-4-4 8045 Imperial 0.2 mile south of Highway 98, 11 miles west of Calexico. 0 Comment
  RSA702719  Abronia villosa Tim Thibault 2004-4-22 237 B Imperial southern terminus of S34 72 Comment
  SEINET893733  Abronia villosa Steven P. McLaughlin 1986-1 3142 Imperial Riverine dunes on Quechan Indian Reservation. 46 Comment
  UC1287002  Abronia villosa C. L. Hitchcock 1966-3-19 24275 Imperial 9 mi e Holtsville Comment
  UCR103360  Abronia villosa George K. Helmkamp, E. Helmkamp 1998-1-24 2590 Imperial Sonoran (Colorado) Desert, Along Hwy US-186, 1.6 mi. NE of the Mexican Border & Andrade. 61 Comment
  UCR104855  Abronia villosa George K. Helmkamp, E. Helmkamp 1998-1-24 2576 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
  SD191950  Abronia villosa var. villosa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14442 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
  SD200075  Abronia villosa var. villosa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16193 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
  UCR211313  Abronia villosa var. villosa Tasha La Doux, Jim Andre 2009-2-26 198 Imperial Sonoran (Colorado) Desert, west end of Algodones Dunes, along north side o Hwy 78 68 Comment
  CDA29484  Abutilon theophrasti RN 2009-7-15 PDR# 1263272 Imperial In the vicinity of Calexico, southwest of Highway 98 and Hawk Road. 0 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
Read comments
Oct 23 2012
  RSA414898  Acacia greggii var. arizonica Jack Rempel 1932-11-12 16127 Imperial 6 miles from Niland toward Beal well. E of Salton Sea. Comment
  RSA643261  Acacia greggii var. arizonica R. D. Goeden, D. W. Ricker 1971-4-13 s.n. Imperial Sonoran Desert: Little Picacho Wash on road to Picacho State Recreation Area, 17 miles N of All American Canal, 0.3 mi. S of recreation area boundary. 113 Comment
  RSA611955  Acacia greggii var. arizonica L. C. Wheeler 1952-12-16 7027 Imperial Imperial 3: Mine site. Comment
  RSA289292  Achyronychia cooperi Charles Convis 1980-4-8 113 Imperial Colorado Desert; Western Salton Basin, 27 km due WNW of Westmoreland, confluence of San Felipe creek and Mark s wash, 100m N of Harpers Well. -36 Comment
  RSA423478  Achyronychia cooperi Christopher Davidson 1979-4-28 7775 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob 79 Comment
  RSA423497  Achyronychia cooperi L. N. Goodding 1944-2-23 11 -44 Imperial Mission Wash near Bard. Comment
Read comments
Oct 3 2011
  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
  SD242777  Achyronychia cooperi Donald L. Hazlett 1993-3-13 6737 Imperial 2 mi. S of Ocotillo 152 Comment
  SEINET1940489  Achyronychia cooperi Unknown 1979-3-19 2752 Imperial West of Salton City and 4.5 mi. E. of San Diego County. Hwy. S-22. Sandy wash with some exposed bedrock. Comment
  UCR101697  Achyronychia cooperi B. G. Pitzer 1998-2-2 3527 Imperial Sonoran (Colorado) Desert, Indian ['Tumco'] Wash, where powerline crosses Ogilby Road 198 Comment
  UCR101698  Achyronychia cooperi B. G. Pitzer 1998-2-2 3503 Imperial Sonoran (Colorado) Desert, extension of Sidewinder Road, S and west of Pilot Knob RV park/campground, c. 1 mi. airline SW of Pilot Knob, on and adjacent to N berm of All-America Canal, c. 3.2 road mi. past the RV park 61 Comment
  UCR278753  Achyronychia cooperi Onkar Singh, B. Huttar 2015-3-14 5088 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  UCR279083  Achyronychia cooperi A. C. Sanders, Jim Malusa 2017-3-10 42788 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, edge of U.S. Navy Aerial Gunnery Range above Ted Kipf Rd., north of Tortuga Siding 88 Comment
  SEINET957106  Acmispon argophyllus F. Shreve 1938-1 8213 Imperial IN rocky wash on Mountian Spring grade 11 mi. east of Jacumba. Comment
  SBBG107091  Acmispon haydonii D. Hazlett 1993-3-19 6851 Imperial 4 mi SSW of Ocotillo in Davies Valley 274 Comment
  SD260242  Acmispon maritimus A. C. Sanders, Jim Malusa 2016-3-17 42312 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveryors Pass, c. 1 mile SW of Surveyors Pass (Augustine Pass 7.5'Q) 598 Comment
  RSA0092014  Acmispon strigosus Jim M. Andre 2015-3-3 31291 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
  SEINET3244093  Acmispon strigosus J. P. Rebman 2001-1 7119 Imperial Ipmerial County: Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  RSA0004109  Acrolasia desertorum T. S. Brandegee 1901-5-30 s.n. Imperial Signal Mountains, Colorado Desert near boundary line Comment
  SD199773  Adenophyllum porophylloides Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16723 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
  SD199774  Adenophyllum porophylloides Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16488 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
  UCR239487  Adenophyllum porophylloides A. C. Sanders, Mitch Provance 2012-10-24 40477 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., SW of Arroyo Seco, 5.66 km SW (254 deg. ) of Raineys Well 599 Comment
  SD142890  Adenostoma fasciculatum Jon P. Rebman, Mike Simpson 1997-5-28 4129 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cave area, south of Mountain Spring, along US/Mexican border. (IPB 10/07) Comment
  SEINET3831798  Adenostoma fasciculatum Jon P. Rebman, Mike Simpson 1997-1 4129 Imperial Jacumba Wilderness, In-Koh-Pah Mountains; Smugglers Cave area south of Mountain Spring; Along Us/Mexican border Comment
  SDSU18793  Agave deserti Carolyn Kunz 1981-4-11 11 Imperial I-8 east, 1/4 mile before In-Ko-Pah Park Road turnoff 100 yards south of the freeway. 975 Comment
  POM21772  Aliciella latifolia C. B. Wolf 1937-4-6 8444 Imperial Imperial Valley, 1 mile S. of Truckhaven. -46 Comment
  POM469416  Aliciella latifolia Martha Hilend 1928-3-23 s.n. Imperial Wash N of Palm Wash, SW of Fish Springs. [just W of Salton Sea] Comment
  SD143741  Aliciella latifolia G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2944 Imperial Colorado Desert: Little Picacho Wash along Picacho Rd. 2.5 miles south of Picacho State Recreation Area. 152 Comment
  SEINET12509610 Image available Aliciella latifolia Noel H. Holmgren, Patricia K. Holmgren 1973-1 6507 Imperial Palo Verde Mountains, along Old Palo Verde Road, 7 airline miles south-southwest of Palo Verde. 244 Comment
  UCD83514  Aliciella latifolia Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5856 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
  UCR211973  Aliciella latifolia Jon P. Rebman, Guy L. Fleming, W. Schmidtmann 2009-3-11 16359 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
  UCR28738  Aliciella latifolia A. C. Sanders 1976-4-14 016 Imperial Sonoran (Colorado) Desert, Yuha Desert, west of El Centro near Plaster City. Large wash near the Oyster Beds, south of Hwy I- 8 61 Comment
  SD200129  Aliciella latifolia subsp. latifolia Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16389 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
  SDSU12788  Aliciella latifolia subsp. latifolia Michael G. Simpson, Lee M Simpson 1998-3-8 8 III98I Imperial Domelands. Dirt road from S-2, ca. 2 miles to trailhead. Go ca 3 miles on trial, near 'wind caves.' 305 Comment
  CAS-BOT-BC175369  Allenrolfea occidentalis H. E. McMinn 1925-7-1 1483 Imperial 1/2 mi. N of Kane Springs, Col. Desert approaching Salton Sea Comment
  SD118879  Allenrolfea occidentalis Duffie Clemons, Erik Jonsson & Mike Curto 1986-1-18 1249 Imperial Northwest of Old Carrizo Stage Station site. 135 Comment
  UC1191310  Allenrolfea occidentalis Malcolm A. Nobs and S. Galen Smith 1948-9-4 529 Imperial 5 mi. n. Westmoreland (Nat'l Waterfowl Refuge); Imperial Valley, Nat'l Waterfowl Refuge Comment
  RSA643376  Allionia incarnata Jon P. Rebman, Adrienne Russell 1997-9-6 4207 Imperial West of Plaster City: along Painted Gorge Road, north of S-80. 40 Comment
  UC1228587  Allionia incarnata C. L. Hitchcock, C. V. Muhlick 1962-3-18 22237 Imperial 9.3 mi e of Glamis on road to Blythe (on hill at e edge of Chocolate Mountains); Chocolate Mountains Comment
  UCR269511  Allionia incarnata A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42046 Imperial Sonoran (Colorado) Desert, confluence of Mammoth Wash and side canyon, 0.9 km SSW (197 deg. ) of Hayden Well, Chocolate Mountains 247 Comment
  UCR253713  Allionia incarnata var. incarnata Jim Andre 2013-3-4 24137 B Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, northwest side of range, on BLM Rd #664, 0.5 mi east of Ogilby Road 195 Comment
  SD143822  Allionia incarnata var. villosa G. K. Helmkamp, E. A. Helmkamp 1998-3-18 2903 Imperial 7.0 miles north of Winterhaven on Picacho Road and 1.7 miles east on powerline road. 198 Comment
  SD21499  Amaranthus palmeri Frank F. Gander 1938-5-20 5742 Imperial Brawley. (IPB 10/07) Comment
  CAS-BOT-BC22381  Ambrosia dumosa I. L. Wiggins 1941-3-25 9622 Imperial Desert bajada 8.7 miles northeast of Niland on road to Beal Well and Blythe Comment
  CAS-BOT-BC22390  Ambrosia dumosa N. H. Holmgren; P. Holmgren 1974-3-28 7527 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 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
Read comments
Oct 23 2012
  RSA416977  Ambrosia dumosa M. B. Dunkle 1932-3-26 2950 Imperial Kane Springs Comment
  RSA416982  Ambrosia dumosa M. B. Dunkle 1935-4-17 4570 Imperial E. of Beal Well 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
  SBBG34831  Ambrosia dumosa D. F. Howe 1980-4-13 Imperial Hwy 8, 7 mi E of Holtville Comment
Read comments
Feb 3 2011
  SD144073  Ambrosia dumosa G. K. Helmkamp, E. Helmkamp 1998-1-23 2562 Imperial On the W side of Hwy 86, 18.8 mi NW of Westmoreland. Comment
  SEINET7987812  Ambrosia dumosa Jon P. Rebman 2000-4-19 6526 Imperial NW of El Centro, about 4 miles S of San Sebastian, Natural area and San Felipe Wash,W of Salton Sea and E of Fish Creek Mountains Comment
  UCD83525  Ambrosia dumosa Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5866 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
  UCR148660  Ambrosia dumosa Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6526 Imperial W Colorado Desert, NW of El Centro, E side of Fish Creek Mtns and west of Salton Sea Comment
  UCR33539  Ambrosia dumosa Sears 1978-3-15 794 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 9 mi. NE of Glamis, 2 mi. SW of Blythe - Ogilby Road Junction 396 Comment
  RSA1799  Ambrosia ilicifolia C. B. Wolf 1931-5-29 1102 Imperial Wash at N base of Signal Mt. 30 Comment
  SEINET10389772  Ambrosia ilicifolia A. C. Sanders, Jim Malusa 2015-3-6 41296 Imperial Chocolate Mountains, upper part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 434 Comment
  UC1531183  Ambrosia ilicifolia Robert F. Thorne et al. 1977-11-25 50898 Imperial along Picacho Rd. Picacho State Recreation Area; Colorado Desert 60 Comment
  UCR109529  Ambrosia ilicifolia R. D. Goeden, Don W. Ricker 1973-1-10 s.n. Imperial Sonoran Desert, Little Picacho Wash on road to Picacho State Recreation Area, 17 miles north of All American Canal, 0.3 mi. south of recreation area boundary 113 Comment
  UCR109538  Ambrosia ilicifolia R. D. Goeden, Don W. Ricker 1970-12-14 s.n. Imperial Salton Trough, Signal Mountain, 1.5 mi. south of Hwy 98 and 0.5 mi. west of Mount Signal Rd. 15 Comment
  CAS-BOT-BC272894  Ambrosia salsola E. A. McGregor 1917-3-17 710 Imperial Colorado Desert. West of Fig Tree Johns, Salton Sink Comment
  OBI71771  Ambrosia salsola Larry Kelly 1988-3-24 20 Imperial Along Imperial hwy (S-2) in Ocatillo ca. .5 mi N of I-8 Comment
  SD242675  Ambrosia salsola var. pentalepis Andrea Laltoo 2005-2-18 Imperial Yuha Desert Area of Critical Environmental Concern, wash to SW side of route 353, between route 346 and the Shellbeds campground road 35 Comment
  SD200302  Ambrosia salsola var. salsola Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16789 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
  UC1191559  Ammannia robusta Malcolm A. Nobs and S. Galen Smith 1948-9-5 552 Imperial sand bar above Laguna Dam (lower Colorado R.); lower Colorado R. Comment
  CHSC13245  Amsinckia intermedia Larry C. Higgins 1973-3-23 6376 Imperial Ca. 20 miles northwest of Winterhaven along Olgsby road. Comment
Read comments
Feb 16 2010
  SD242744  Amsinckia intermedia 1993-3-21 Imperial Pinto Canyon Comment
  SEINET10389883  Amsinckia intermedia A. C. Sanders, Jim Malusa 2016-3-7 42123 Imperial Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  CLARK-A1528-7814  Amsinckia tessellata John C. Roos 1949-4-8 4191 Imperial Milpitas Wash Comment
  CDA4902  Anoda pentaschista L. Pineda, R. A. Flock 1983-9-9 Imperial Collins and Flood, Bard. 0 Comment
  RSA0073870  Antheropeas wallacei Jim M. Andre 2015-3-3 31337 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
  RSA425810  Antirrhinum filipes R. S. Woglum 1940-2-3 2470 Imperial Imperial (north-central) Comment
  RSA0129619  Arabis pulchra var. gracilis J. P. Rebman 2001-3-14 7133 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  SD26433  Arctostaphylos glauca Frank F. Gander 1940-2-25 7885 Imperial Boulder Park Comment
  CAS-BOT-BC401635  Argemone munita subsp. argentea Ira L. Wiggins 1941-3-25 9619 Imperial 8.7 miles northeast of Niland on road to Beal Well and Blythe Comment
  POM183690  Argemone munita subsp. argentea P. A. Munz 1931-3-12 11940 Imperial Beal's Well, Colorado Desert. Comment
  UCR269622  Aristida A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42068 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, head of Mammoth Wash, above 'slot' canyon in upper gorge 488 Comment
  CDA20819  Aristida adscensionis C. Hernandez 2006-5-2 PDR 1263411 Imperial Sonoran Desert; Old Hwy 80 between Holtville Hot Springs and Brock near the hot springs. 0 Comment
  HSC8958  Aristida adscensionis C. R. Phillips 1964-3-27 Imperial Hwy. 99, 24 mi. S of Indio, across from Salton Sea 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
  RSA696658  Aristida adscensionis LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1319 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  SD127985  Aristida adscensionis Michael Curto 1989-9-20 611 Imperial Chocolate Mountains, 10 airmiles west of Picacho, northeast from Highway S34, Indian Pass area northwest of Indian Pass Road/Gavilan Wash junction, common along washes and across slopes. 299 Comment
  SD142489  Aristida adscensionis Jon P. Rebman, Adrienne Russell 1997-9-6 4209 Imperial West of Plaster City, Coyote Mountains, along Painted Gorge Road approximately 4.3 miles north of S-80. Comment
  SD199742  Aristida adscensionis Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16403 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
  SD199747  Aristida adscensionis Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16474 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
  SD199749  Aristida adscensionis Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16571 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
  SD243746  Aristida adscensionis Stephen Larson 1983-3-13 Imperial [Locality determined by SDNHM] North of Mountain Springs Comment
  SEINET3239878  Aristida adscensionis Larry Hendrickson, Jon Rebman, et al. 2005-1 3168 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 43 Comment
  SEINET3918722  Aristida adscensionis Sears 1978-3-15 793 Imperial 9 mi. NE of Glamis, 2 mi. SW of Blyth, Ogilby Road Jct. Chocolate Mts.; 0 296 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
  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
  UCR269835  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 (227 deg. ) of Surveyors Pass 598 Comment
  SEINET14173475  Aristida adscensionis M. M. Dodson 1972-11-9 7 Imperial Cibola Nationa Wildlife Refuge 79 Comment
  CAS-BOT-BC137597  Aristida californica var. californica Roxana S. Ferris 1928-4-19 7103 Imperial 3 miles from Coyote Wells on the Dixieland Road. Comment
  UCR260318  Aristida purpurea var. nealleyi A. C. Sanders, Jim Malusa 2015-3-7 41323 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  POM90996  Aristida purpurea var. parishii E. C. Jaeger 1925-12-22 s.n. Imperial Beals Well, Chocolate Mountains. Comment
  UCR108076  Artemisia ludoviciana subsp. incompta Jon P. Rebman, Maggie Loy 1996-10-25 3687 Imperial Peninsular Range, Smuggler's Cave area: mountains southeast of In-ko-pah Gorge [= Jacumba Mtns], east of Jacumba 1030 Comment
  RSA411798  Arthrocnemum subterminale N. C. Cooper 1942-4-18 610 Imperial Salton Sea, California wash side. Comment
  CDA20444  Arundo donax J. Johnson, E. Lopez 2002-10-26 PDR P 100366 Imperial Sonoran Desert; Thistle Canal, along a road in still water. Sheet 1 of 2. 0 Comment
  CAS-BOT-BC222825  Asclepias albicans F. W. Hassis 1958-4-5 6 .58 Imperial Cargo Muchacho Mountains, near Tumco Mine three miles east of Gold Rock Ranch 213 Comment
  CDA39810  Asclepias albicans T. C. Fuller 1958-3-13 283 -58 Imperial Canyon, 12 miles east of Jacumba, Highway 80. Comment
  JEPS89043  Asclepias albicans Rimo Bacigalupi and L. Heckard, P. C. Hutchison 1962-3-20 8322 Imperial 4.3 mi s Pichaco (nw of Yuma); Colorado River 213 Comment
  SBBG87801  Asclepias albicans A. C. Sanders, C. Pitzer, Kniffen,Wright 1986-3-10 6250 Imperial 2.15 mi N of Hwy S2 on a dirt rd 1.1 mi SE of the San Diego Co line; Coyote Mtns 304 Comment
  SEINET10389816  Asclepias albicans A. C. Sanders, Jim Malusa 2015-9-8 41817 Imperial c. 1.5 miles NE of the SE edge of Chocolate Mountains Aerial Gunnery Range, along Dietz Rd. 1.6 miles west of Midway Well Rd., Milpitas Wash watershed 261 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
Read comments
Nov 21 2014
  SEINET10637446  Asclepias albicans Joseph A. Ewan 1931-4-3 Ewan 4118 Imperial Road to Beal Well Comment
  JEPS5076  Asclepias subulata Carl V. Meyer 1928-5-25 412 Imperial between Kane Springs and Oasis (along U.S.Highway No.99); Colorado Desert Comment
Read comments
Oct 23 2011
  SD250421  Asclepias subulata A. C. Sanders, Jim Malusa 2015-9-7 41807 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, c. 5.5 miles due west of the S end of the Little Mule Mnts, along the road from Camp Burt to new target at Invader, wash crossing near road jct. to Salvation Pass (Pegleg Pass 7.5'Q) 401 Comment
  UCR17058  Asclepias subulata Anonymous 1969-5-24 9 Imperial Sonoran (Colorado) Desert, 10 mi. up Ogilby Rd to north of turnoff from Hwy 8 734 Comment
  UCR278171  Asclepias subulata Onkar Singh, B. Huttar 2015-3-21 5160 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro Target 68 bombing range, c. 13 km SW of Glamis 32 Comment
  RSA101740  Astragalus aridus R. Weatherby 1950-3-4 1041 Imperial 23 miles east of Holtsville at Junction of Highways 98 and 80. 61 Comment
  RSA124268  Astragalus aridus E. K. Balls, Percy C. Everett 1958-3-19 22886 Imperial On sand dunes. 30 Comment
  SD144887  Astragalus aridus Jon P. Rebman, A. Salywon, C. Christy 1998-3-22 4937 Imperial Southeast of El Centro, along Highway 98, ca. 1.4 miles southwest of Interstate 8. 20 Comment
  SEINET2059946 Image available Astragalus aridus H. Dearing, M. Dearing 1938-3-5 1978 Imperial Eastern Colorado Desert between Blythe and Desert Center Comment
  UCSB12254  Astragalus aridus Tarwater, Shirley 1961-3-4 Imperial 3 miles north of El Centro Naval Base at Fillaree Main Canal Comment
  UCSB16559  Astragalus aridus 1962-3-11 Imperial Western side of Salton Sea at junction of U.S. 99 and State 78 -60 Comment
  PASA2720  Astragalus coccineus March 1928 Imperial Mountains west of El Centro Comment
Read comments
Sep 3 2016
  SD2641  Astragalus coccineus Mrs. W. S. Sargent Mar 1927 Imperial Mountain Springs Grade. Comment
  CAS-BOT-BC177738  Astragalus crotalariae H. S. Gentry 1933-3-1 s.n. Imperial San Felipe Wash Comment
  CAS-BOT-BC177745  Astragalus crotalariae Marcus E. Jones 1906-4-26 s.n. Imperial Imperial Junction Comment
  CAS-BOT-BC177755  Astragalus crotalariae D. T. MacDougal 1916-3-1 s.n. Imperial Niland, Salton Sink Comment
  CAS-BOT-BC177760  Astragalus crotalariae D. E. Breedlove 1962-3-11 1876 Imperial On western side of Salton Sea at junction of U.S. 99 and State 78 60 Comment
  CAS-BOT-BC177766  Astragalus crotalariae S. B. Parish 1913-2-8 8425 Imperial Travertine Terraces, Salton Sink -60 Comment
  CDA19891  Astragalus crotalariae C. Hernandez 2002-6-5 PDR P 111360 Imperial Southern California; Vicinity of Salton City. 0 Comment
  CLARK-A1045-1216  Astragalus crotalariae George K. Helmkamp 1977-1-22 Imperial Salton Sea roadside ditch along State Highway 86 at Riverside County line; Oasis 7.5'Q Comment
  POM295554  Astragalus crotalariae Lyman Benson 1945-11-11 11960 Imperial West of Junction of Borrego Road and US 99 -30 Comment
  RSA415454  Astragalus crotalariae H. de Forest, Jack Rempel 1933-4-10 17761 Imperial Between Tamarac District and Superstition Mountain Comment
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Sep 13 2011
  RSA415455  Astragalus crotalariae H. de Forest 1932-2-21 14922 Imperial Imperial Valley Comment
  SBBG88009  Astragalus crotalariae A. C. Sanders, B. Pitzer 1985-12-22 5979 Imperial S end of the Salton Sea; intersection of McDonald and English Streets SW of Niland -60 Comment
  SEINET3224167 Image available Astragalus crotalariae Norman C. Cooper 1949-3-15 3022 Imperial West of Salton Sea. 60 Comment
  SEINET938115  Astragalus crotalariae C. B. Wolf 1931-1 1866 Imperial Sandy washes of Colorado Desert, 22mi. N. W. of Westmoreland Comment
  UC1252079  Astragalus crotalariae J. H. Thomas 1949-4-21 382 Imperial 10 mi w Holtville (just n of highway 80); w of Holtville 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
  UC370460  Astragalus crotalariae H. E. Parks 361 Imperial Comment
  RSA708299  Astragalus didymocarpus var. obispoensis J. P. Rebman, D. Silverman, B. Lauri, Oscar Solis 2001-4-13 7241 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon. 1150 Comment
  UC1787736  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. 1150 Comment
  RSA1583  Astragalus insularis var. harwoodii C. B. Wolf 1931-3-14 1894 Imperial Base of Mountains Springs grade in sand west side of Colorado desert. 183 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
  SD115067  Astragalus insularis var. harwoodii Wayne P. Armstrong 1983-5-10 Imperial W. side Ogilby Road (S-34) 100 m N. of junction with I-8. 29 Comment
  SD240201  Astragalus insularis var. harwoodii Michael Wood 2010-3-19 Imperial Near Plaster City, just north of Interstate 8, approximately 3.5 mi east of junction with Imperial Highway. 92 Comment
  UC1080347  Astragalus insularis var. harwoodii E. K. Balls and P. C. Everett 1958-3-20 22890 Imperial 0.5 mi n along rd to Ogilby and Blythe from U.S. Hwy 80; n along rd to Ogilby and Blythe 60 Comment
  RSA415637  Astragalus lentiginosus George Willet 1930-4-5 s.n. Imperial Mountain Springs Comment
  RSA415578  Astragalus lentiginosus var. borreganus Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7749 Imperial Algondones Dunes, dirt track continutation of Ogilby Rd, ca. 1/8 mi from All American Canal. 41 Comment
  RSA0009781  Astragalus lentiginosus var. borreganus Marcus E. Jones 1926-1-22 s.n. Imperial Sand Dunes east of Brawley. Comment
  CAS-BOT-BC187554  Astragalus magdalenae Roxana S. Ferris 1928-4-18 7129 Imperial On the El Centro - Yuma Road Comment
  POM172248  Astragalus magdalenae var. peirsonii M. French Gilman 1928-4-15 1135 Imperial West of Yuma, Ariz. Comment
  RSA754258  Astragalus magdalenae var. peirsonii Robert F. Thorne, Robert Rutherford 1964-4-11 33612 Imperial A few miles W of Glamis. 122 Comment
  RSA800189  Astragalus magdalenae var. peirsonii Robert F. Thorne, R. Rutherford 1964-4-10 33572 Imperial Sand dunes ca. 17 miles west of Yuma near rest stop on Hwy. 80. Comment
  RSA800190  Astragalus magdalenae var. peirsonii Robert F. Thorne, R. Rutherford 1964-4-11 33162 Imperial A few miles W of Glamis. 122 Comment
  SEINET945415  Astragalus magdalenae var. peirsonii Annie M. Alexander, Louise Kellogg 1941-1 Imperial Comment
  UC669210  Astragalus magdalenae var. peirsonii Annie M. Alexander and Louise Kellogg 1941-3-14 1937 Imperial w Yuma (Colorado Desert); , w of Yuma Comment
  RSA415643  Astragalus palmeri Ora M. Clark 1929-4-7 2033 Imperial San Felipe Ranch. Comment
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Apr 28 2014
  UCR138112  Astragalus palmeri Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6564 Imperial Inkopah Mtns, Jacumba Wilderness Area 1000 Comment
  RSA767496  Astragalus peirsonii J. Mark Porter 2003-4-8 13491 .02 Imperial Imperial Dunes (Algodones Dunes), 1.9 miles south-west [209.75 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  SEINET3829084  Astragalus peirsonii J. Mark Porter 2003-1 Imperial Comment
  CAS-BOT-BC193158  Astragalus sabulonum E. A. McGregor 1917-4-17 870 Imperial 5 miles East of El Centro Comment
  RSA289288  Astragalus sabulonum Charles Convis 1980-4-10 157 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
  CAS-BOT-BC98831  Atrichoseris platyphylla C. L. Hitchcock; C. V. Muhlick 1964-3-21 23235 Imperial On rocky canyon walls, 10 miles s. of Palo Verde on road to Glamis Comment
  POM184858  Atrichoseris platyphylla Philip A. Munz, C. L. Hitchcock 1932-4-6 12177 Imperial Chocolate Mountains, Colorado Desert. Above 4S Ranch, NE of Ogilby Comment
  RSA124261  Atrichoseris platyphylla E. K. Balls 1958-3-20 22935 Imperial Barren Mts, 1 mile N of Midway Wells on [Hwy 78] road to Blythe. 274 Comment
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Dec 18 2015
  SD144917  Atrichoseris platyphylla Jon Rebman, A. Salywon & C. Christy 1998-3-23 4947 Imperial West of Picacho State Recreation Area; along Indian Pass Road ca. 6.1 mile E of Ogilby Road 124 Comment
  SEINET10886962  Atrichoseris platyphylla Greg Gust, Leith Nye 2005-3-4 Gust 482 Imperial Off of Hwy 78 on Black Mountain Rd. ca. 3 mi. from HWY 78 intersection at dry wash approaching Black Mountains. 363 Comment
  SEINET7987965  Atrichoseris platyphylla Jon P. Rebman 1998-3-23 4947 Imperial Picacho State Recreation Area, W of Picacho State Recreation Area, alons Indian Pass Road ca. 6.1 mi E of Ogilby Road 125 Comment
  UC1292315  Atrichoseris platyphylla C. L. Hitchcock and C. V. Muhlick 1964-3-21 23235 Imperial 10 miles south of Palo Verde (on the road to Glamis) Comment
  UC494736  Atrichoseris platyphylla Philip A. Munz and C. L. Hitchcock 1932-4-6 12177 Imperial above, northeast of Ogilby 4 S Ranch; Ogilby Comment
  UCR265857  Atrichoseris platyphylla Mitch Provance 2008-3-15 10083 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
  UCR269672  Atrichoseris platyphylla A. C. Sanders, Jim Malusa 2016-3-17 42301 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
  JEPS59532  Atriplex canescens S. B. Parish 1912-10-18 8257 Imperial bluffs Alamo (Holtville, Salton Basin); Salton Basin, bluffs of the Alamo, Holtville Comment
  RSA452376  Atriplex canescens S. B. Parish 1912-10-18 8258 Imperial Holtville, Salton Basin -5 Comment
  UC850855  Atriplex canescens Carl B. Wolf 1932-10-13 5187 Imperial se side Salton Sea (Wister (S. P. R. R.), Colorado Desert); Colorado Desert, se side Salton Sea, Wister (S.P.R.R.) 30 Comment
  UCR212507  Atriplex canescens A. C. Sanders 2010-2-20 37282 Imperial Sonoran (Colorado) Desert; Colorado River Valley, east of Winterhaven, west side of dirt road (east of ag fields) near east end of Arnold Rd. 38 Comment
  CAS-BOT-BC170635  Atriplex canescens subsp. canescens S. B. Parish 1912-10-16 8254 Imperial Desert near Brawley, Salton Basin -35 Comment
  CAS-BOT-BC170642  Atriplex canescens subsp. canescens W. M. Ingram 1934-10-1 6 Imperial Rockwood Comment
  CDA23248  Atriplex canescens subsp. canescens R. S. Woglum 1939-3-31 2178 Imperial Sonoran Desert; Sonoran Desert: Niland; south end of Chocolate Mountains. . 0 Comment
  CAS-BOT-BC170224  Atriplex canescens subsp. linearis Carl B. Wolf 1932-10-14 4343 Imperial Imperial Valley, 4 mi. E of Holville - Colorado Desert Comment
  SEINET7985958  Atriplex canescens subsp. linearis Jon P. Rebman 1996-10-26 3738 Imperial Brawley, W of Imperial, sandy area 10 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
  POM161113  Atriplex canescens var. linearis George D. Abrams 1902-08 s.n. Imperial Calexico Comment
  RSA640222  Atriplex canescens var. linearis R. S. Woglum 1938-11-9 2152 Imperial Sonoran Desert: 5 miles east of Calexico; Imperial Valley. Comment
  SD40837  Atriplex canescens var. linearis Carl B. Wolf 1932-10-13 4330 Imperial Wister, southeast side of Salton Sea. Comment
  GMDRC9788  Atriplex canescens var. macilenta J. M. Andre 2017-3-9 37981 Imperial Salton Sink; 0.4 mi. west of Hwy 86, 5.3 mi. NNW of Salton City -19 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
  UCR212938  Atriplex canescens var. macilenta 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
  UCR212941  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37610 Imperial Sonoran (Colorado) Desert; Salton Trough, Wister, Cedar Wash at Hwy 111, between the highway and railroad -59 Comment
  UCR214481  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 (42 deg. ) of Bombay Beach -45 Comment
  UCR214487  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37623 Imperial Sonoran (Colorado) Desert; Salton Trough, east side of the Salton Sea, Hot Mineral Spa Road at Trily Rd. 2.6 mi above Hwy 111, 5 miles NE (32 deg. ) of Bombay Beach -32 Comment
  UCR25943  Atriplex canescens var. macilenta John C. Roos, Lucille Roos 1949-4-6 4157 Imperial Sonoran (Colorado) Desert, saline flats near Frink -55 Comment
  UCR128897  Atriplex elegans A. C. Sanders, E. J. Lawlor, Don Pendleton 1992-3-21 12080 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
  RSA156168  Atriplex elegans var. fasciculata L. R. Abrams 1903-06 4104 Imperial Heber, Imperial Valley Comment
  RSA289315  Atriplex elegans var. fasciculata Charles Convis 1980-4-10 118 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
  SD186161  Atriplex elegans var. fasciculata A. C. Sanders, E. J. Lawlor and Don Pendleton 1992-3-21 12080 Imperial Powerline road, Imperial 230 KV line, 1.9-2.2 miles west of Coachella Canal Road. -35 Comment
  RSA624005  Atriplex elegans var. fasciculata George D. Abrams 1902-07 s.n. Imperial Imperial County Comment
  CAS-BOT-BC168324  Atriplex hymenelytra LeRoy Abrams 1907-12-29 6322 Imperial Signal Mt. Comment
  CAS-BOT-BC170240  Atriplex hymenelytra Lathrop; R. F. Thorne 1977-11-13 7848 Imperial 2.5 mi W of Plaster City 609 Comment
  OBI18917  Atriplex hymenelytra David J. Keil, Donald Pinkava, Bruce Parfitt, Malcolm McLeod 1979-3-19 13009 Imperial Along Hwy 78 on county line. Comment
  RSA598027  Atriplex hymenelytra Michael A. Vincent, James C. Solomon, J. P. Rebman 1997-1-31 7700 Imperial Along Rt. 98 just S of I-8, SW of Ocotillo. 50 Comment
  RSA65389  Atriplex hymenelytra F. W. Peirson 1922-4-12 2354 Imperial 28 miles south of Coachella. Comment
  SD199973  Atriplex hymenelytra Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16098 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
  SD199974  Atriplex hymenelytra Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16276 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
  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
  SD242779  Atriplex hymenelytra Donald L. Hazlett 1993-3-13 6842 Imperial 4 mi. S of Ocotillo in Davies Valley 274 Comment
  SD243868  Atriplex hymenelytra Andrea Laltoo 2005-4-18 10 Imperial Wash to SW side of route 353, between route 346 on the Shellbeds campground road. Growing along wash, Yuha Desert Area of Critical Environmenta Concern 35 Comment
  SD254592  Atriplex hymenelytra A. C. Sanders, Jim Malusa 2016-1-24 41996 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Rang, beside old Niland to Blythe Road on the upper alluvial fan at the foot of the mountains, c. 7.8 miles NE (64a^z) of Niland (Lion Head Mountain 7.5'Q) 246 Comment
  SEINET10389839  Atriplex hymenelytra A. C. Sanders, Jim Malusa 2016-1-24 41995 Imperial Chocolate Mountains Aerial Gunnery Range, beside old Niland to Blythe Road on the upper alluvial fan at the foot of the mountains, c. 7.8 miles NE (64 deg. ) of Niland 247 Comment
  SEINET7985985  Atriplex hymenelytra Jon P. Rebman 1996-8-2 3342 Imperial Coyote Mountains, Coyote Mts. between Ocotillo and El Centro 50 Comment
  UC850820  Atriplex hymenelytra Lewis S. Rose 1938-2-4 38050 Imperial Plaster City 0 Comment
  RSA741429  Atriplex lentiformis Justin M. Wood 2008-12-28 267 Imperial New River, Fig Lagoon, 0.5 mile S of Hwy 8. -17 Comment
  SD139627  Atriplex lentiformis Jon Rebman, Maggie Loy 1996-10-25 3711 Imperial W of Calexico: along border between U.S./Mexico: on edge of agricultural fields 49 Comment
  SEINET4135238  Atriplex linearis Grant D. Brown 1951-3-28 617 Imperial Located 5 miles west of Westmorlan on Highway 99.; 0 Comment
  CAS-BOT-BC176470  Atriplex polycarpa S. B. Parish 1912-10-20 8261 Imperial Banks of New River, Caleixo 6 Comment
  POM279033  Atriplex polycarpa Grant D. Brown 1950-3-28 498 Imperial 8 miles west of Plaster City. Comment
  UCR279398  Atriplex polycarpa A. C. Sanders, Jim Malusa 2017-3-25 43025 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, on dirt track from Bradshaw Trail to old Niland-Blythe Rd., 0.65 km south of the Riverside Co. line 610 Comment
  RSA452384  Atriplex semibaccata S. B. Parish 1912-10-15 8252 Imperial Imperial, Salton Basin. 70 ft. below sea level -24 Comment
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Sep 7 2010
  CAS-BOT-BC146160  Avena fatua K. Larson 1976-5-5 2059 Imperial Cole Road south of Heber. 0 Comment
  SD115600  Baccharis brachyphylla Duffie Clemons, Erik Jonsson 1983-4-16 473 Imperial [Clark Lane, East of Davies Valley] In sandy soil at edge of wash, Coyote Wells quad 295 Comment
  RSA227307  Baccharis emoryi Ruth Uhland 1970-10-20 s.n. Imperial 2 miles below Bond Corner S of Holtville and E of Calexico Comment
  SEINET7987971  Baccharis emoryi Jon P. Rebman 1996-10-26 3729 Imperial Seeley-Fig Lagoon, S of Seeley, E of Fig Lagoon along the new River 20 Comment
  POM156702  Baccharis salicifolia L. R. Abrams 1903-7-30 4004 Imperial Calexico[? handwritten] Comment
  RSA5411  Baccharis salicifolia C. B. Wolf 1932-10-14 4337 Imperial Imperial Valley, 2 mi east of Calipatria. -30 Comment
  SEINET1078476 Image available Baccharis salicifolia Jon P. Rebman, Maggie Loy 1996-10-25 3697 Imperial In-ko-pah area: along Boulder Creek just E of County line: T17S, R9E, S31 915 Comment
  UCSB12290  Baccharis salicifolia Corfman, Nancy 1961-3-5 Imperial 13 miles west of Calexico by Highway 89 Comment
  POM197090  Baccharis salicifolia H. E. Parks, S. T. Parks 1929-2-11 390 Imperial [No locality information on label] Comment
  CAS-BOT-BC99824  Baccharis sarothroides Carl B. Wolf 1932-10-14 4346 Imperial Colorado Desert. Imperial Valley, 5 mi. E. of Holtville 0 Comment
  CAS-BOT-BC99825  Baccharis sarothroides Carl B. Wolf 1932-10-14 4345 Imperial Colorado Desert. Imperial Valley, 5 mi. E. of Holtville 0 Comment
  SD42291  Baccharis sarothroides Carl B. Wolf 1938-1-8 9391 Imperial Colorado Desert, 5 miles east of Holtville Comment
  CAS-BOT-BC295885  Bahiopsis parishii Ira L. Wiggins 1941-3-25 9633 Imperial 5 miles northeast of Beal Well Comment
  UCD129489  Bahiopsis parishii James B. Garner 1958-12-10 402 Imperial location unknown. Comment
  JEPS22130  Baileya pauciradiata Rimo Bacigalupi with Paul Hutchison 1958-2-17 6120 Imperial 10.5 mi e of Holtsville; Colorado Desert 25 Comment
  POM350667  Baileya pauciradiata M. B. Dunkle 1935-4-19 4592 Imperial E. of Holtville 0 Comment
  RSA0104603  Baileya pauciradiata Duncan S. Bell, Evan Meyer 2015-5-5 8199 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
  RSA271183  Baileya pauciradiata C. W. Tilforth, John Dourley, Walter Wisura 1977-5-19 1313 Imperial Sandy dune like area along Pinto Wash, c. 13 miles w. of Calexico, Hwy. 98. 30 Comment
  RSA278785  Baileya pauciradiata Bonnie M. Rich 1979-4-3 79008 Imperial South of designated jeep trail. Comment
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Sep 1 2016
  CAS-BOT-BC106605  Baileya pleniradiata D. A. Johansen; J. A. Ewan 1932-4-13 7132 Imperial 16 miles east of Holtville, Colorado Desert Comment
  POM197987  Baileya pleniradiata Donald A. Johansen, Joseph A. Ewan 1932-4-13 7132 Imperial 16 miles east of Holtville, Colorado Desert Comment
  RSA278784  Baileya pleniradiata Bonnie M. Rich 1979-4-3 79007 Imperial South of designated jeep trail. Comment
  UC64813  Baileya pleniradiata E. E. Schellenger 1904-3-15 65 Imperial Paloverde, McCay Wash Colorado Desert Comment
  UCR82257  Baileya pleniradiata J. M. Stewart 1994-3-2 800 Imperial Sonoran (Colorado) Desert, Glamis Dunes, 4 mile north of I-8 Comment
  CDA2972  Bassia hyssopifolia T. C. Fuller 1959-10-7 3280 Imperial 1 mile north of Winterhaven. 0 Comment
  CAS-BOT-BC376114  Bebbia juncea L. Nye; G. Gust 2005-3-5 8 Imperial Off S2, ca. 6 miles NW of Ocotillo 361 Comment
  CAS-BOT-BC421486  Bebbia juncea L. Nye; G. Gust 2005-3-5 8 Imperial Off S2, ca. 6 miles NW of Ocotillo. 361 Comment
  POM294139  Bebbia juncea Lyman Benson 1945-11-11 11970 Imperial West of middle of Salton Sea. -30 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
  UCSB12261  Bebbia juncea Corfman, Nancy 1961-3-5 Imperial 2 miles north of Mt. Signal, 15 miles west of Calexico off Highway 98 on dirt road Comment
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Jun 11 2013
  CAS-BOT-BC106404  Bebbia juncea var. aspera T. F. Daniel; M. Baker 1984-3-24 3392 Imperial Sandy wash on S side of Chuckawalla Mts. 499 Comment
  CAS-BOT-BC106409  Bebbia juncea var. aspera C. B. Wolf 1931-5-29 1101 Imperial Wash at north base of Signal Mt. - Colorado Desert 30 Comment
  LA203077  Bebbia juncea var. aspera C. B. Wolf; 1931-5-29 2178 Imperial N-base of Signal Mt 30 Comment
  SD201055  Bebbia juncea var. aspera Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3170 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
  UC527486  Bebbia juncea var. aspera C. B. Wolf 1931-5-29 1101 Imperial n base of Signal Mt. (Colorado Desert); , Signal Mt. 30 Comment
  RSA781244  Beta macrocarpa A. C. Sanders, Victor Leighton, Morgan King 2010-3-24 37560 Imperial Imperial Valley, Red Hill area near the SE end of the Salton Sea, south side of Pound Rd. 1 mi. east of Davis Rd., c. 2.75 mi. SW of Niland -65 Comment
  UC1719633  Beta macrocarpa Detlef Bartsch 1998-5-6 1 Imperial Highway 98 at Pullman Road, 10 miles W of Calexico. Comment
  UC1719643  Beta macrocarpa Detlef Bartsch 1998-5-6 22 Imperial Highway 115 at Streiby Road, 6 miles E of Brawley. Comment
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Feb 22 2010
  UCR212503  Beta macrocarpa A. C. Sanders 2010-2-18 37275 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, east side of Hwy 115 just north of Shank Rd., c. 3 miles ENE of Brawley -39 Comment
  UCR214488  Beta macrocarpa A. C. Sanders 2010-3-25 37624 Imperial Sonoran (Colorado) Desert; Salton Trough, east side of the Salton Sea, Hot Mineral Spa Road at Trily Rd. 2.6 mi above Hwy 111, 5 miles NE (32 deg. ) of Bombay Beach -32 Comment
  SD10797  Boechera pulchra Frank F. Gander 1935-3-23 149 7 Imperial Boulder Park on Highway 80 top of Mountain Springs Grade Comment
  SD144395  Boechera pulchra Jon P. Rebman, Melanie Howe 1997-4-5 3925 Imperial Jacumba Natural Area: E of Jacumba and SE of Inkopah: Smuggler's Cave area 900 Comment
  SD155816  Boechera xylopoda Jon P. Rebman 2001-3-14 7133 Imperial Jacumba Natural Area, In-Ko-Pah Mountains. 975 Comment
  OBI37508  Boerhavia erecta A. C. Sanders 1976-11-10 52 Imperial Julian Wash, which flows into the Colorado River, E of Peter Kane Mtn 305 Comment
  UCR244884  Boerhavia triquetra A. C. Sanders, T. B. Salvato, Shannon Davis 2012-10-11 40401 Imperial Sonoran (Colorado) Desert, large wash SE of intersection of Bradshaw Trail and Niland-Blythe Rd., c. 2 km SE of Indian Well 485 Comment
  UCD77425  Boerhavia wrightii Robert E. Preston 1997-11-13 1069 Imperial Mesquite Mine 243 Comment
  CAS-BOT-BC31337  Bolboschoenus maritimus E. A. McGregor 1917-3-11 s.n. Imperial Growing near wells, Kane Wells, 15 mi N of Westmoreland. Comment
  CAS-BOT-BC31342  Bolboschoenus maritimus Samuel B. Parish 1912-10-13 8377 Imperial Irrication canal, Salton Basin. -21 Comment
  JEPS63995  Bolboschoenus maritimus S. B. Parish 1912-10-13 8377 Imperial irrigation canal Salton Basin -21 Comment
  SD125055  Bolboschoenus maritimus subsp. paludosus Steven P. McLaughlin 1985-5-31 3018 Imperial Silty flats along Colorado River. Quechan Indian Reservation. 36 Comment
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Aug 14 2015
  SD255029  Bolboschoenus maritimus subsp. paludosus Louis C. Wheeler 1956-12-27 7243 Imperial Mouth of Alamo River. Comment
  SEINET3195136 Image available Bolboschoenus maritimus subsp. paludosus Andrew C. Sanders, Victor Leighton, Morgan King 2010-3-24 37564 Imperial Sonoran (Colorado) Desert; Salton Trough; Imperial Valley, Red Hill area near the SE end of the Salton Sea, south side of Pound Rd. 0.35 mi. east of Davis Rd., c. 3 mi. SW of Niland (Niland 7.5' Q) -67 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-BC428014  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
  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
  SEINET7296749 Image available Bouteloua aristidoides Malcolm A. Nobs, S. Galen Smith 1948-1 509 Imperial Dry playa west of Salton Sea, about 25 miles south of Coachella Comment
  UCR100122  Bouteloua aristidoides B. G. Pitzer 1997-10-19 3335 Imperial Sonoran (Colorado) Desert, SW foot of Cargo Muchacho Mtns; along Ogilby Rd (Hwy S34) at a point 6.1 mi north of railroad tracks at Ogilby & 3.6 mi south of Indian Pass Road 200 Comment
  UCR264207  Bouteloua aristidoides A. C. Sanders, Jim Malusa 2015-9-8 41830 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, foot of west side of the Little Mule Mountains 355 Comment
  SD250565  Bouteloua aristidoides var. aristidoides Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28712 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
  SEINET8071631 Image available Bouteloua barbata Deidre Conocchioli, Caitlin Elam 2013-10-2 89 Imperial N of Yuha Desert. From El Centro take I-8 W for 13.3 mi. Exit Dunaway Rd. continue for 0.7 mi. 2 Comment
  CAS-BOT-BC145609  Bouteloua barbata var. barbata H. S. Yates 1937-7-3 6810 Imperial 6 miles west of Seeley. 30 Comment
  CAS-BOT-BC145611  Bouteloua barbata var. barbata Malcom A. Nobs; S. Galen Smith 1948-9-3 508 Imperial West of Salton Sea, about 25 miles south of Coachella. Comment
  JEPS68459  Bouteloua barbata var. barbata S. B. Parish 1912-10-16 8234 Imperial near Brawley; Salton Basin -35 Comment
  RSA0073696  Bouteloua barbata var. barbata Jon Rebman, J. LaGrange, W. Schmidtmann, J. Emming 2014-9-24 28748 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
  SD250570  Bouteloua barbata var. barbata Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28748 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
  UC573776  Bouteloua barbata var. barbata H. S. Yates 1937-7-3 6810 Imperial 6 mi w Seeley; El Centro Quadrangle Comment
  UCR108084  Bouteloua barbata var. barbata Jon P. Rebman, L. Renfro 1997-11-19 4757 Imperial Sonoran (Colorado) Desert, NW of Yuma, east of Ogilby Rd along Indian Pass Rd at Chemgold Company's Imperial Project. Comment
  RSA387413  Brandegea bigelovii Steve Boyd 1986-2-6 1242 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
  SD190628  Brandegea bigelovii Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3201 Imperial Picacho State Recreation Area, south side of Colorado River, and north of main access road. 63 Comment
  SD250649  Brandegea bigelovii Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28835 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
  SD250651  Brandegea bigelovii Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28714 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
  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
  SEINET3240079  Brandegea bigelovii Larry Hendrickson, Jon Rebman, et al. 2005-1 3201 Imperial Picacho State Recreation Area, south side of Colorado River, and north of main access road. 63 Comment
  UCD83538  Brandegea bigelovii Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5882 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 4.6 mi N of Hwy 78, along Kipf Rd. W side of road. 89 Comment
  SEINET7995023  Brandegea bigelovii Jon P. Rebman 1997-11-19 4756 Imperial Indian Pass, NW of Yuma, E of Ogilby Road along Indian Pass Comment
  CAS-BOT-BC36834  Brassica tournefortii Reed Clark Rollins; Kathryn W. Rollins 1985-3-19 8511 Imperial Off state route 80, 6 miles east of Ocotillo. Comment
  CAS-BOT-BC36835  Brassica tournefortii Robert J. Weatherby 1950-3-4 1036 Imperial Colorado Desert. 19 miles east of Holtville on highway 80. 60 Comment
  RSA506758  Brassica tournefortii D. F. Howe 1980-4-14 s.n. Imperial 19 miles east of Brawley on Highway 78. Comment
  RSA767459  Brassica tournefortii J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13396 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34 95 Comment
  SD199942  Brassica tournefortii Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16426 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
  SD242766  Brassica tournefortii 1993-3-21 Imperial Pinto Canyon Comment
  SDSU2625  Brassica tournefortii Michael G. Simpson 1988-3-6 6 III88A Imperial 1.4 miles northwest of Shell Canyon Road off of S2 (approximately 200 feet northwest from S2). 171 Comment
  UCR104607  Brassica tournefortii B. G. Pitzer 1998-2-2 3489 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  UCR269471  Brassica tournefortii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42093 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash 447 Comment
  UCR278746  Brassica tournefortii Onkar Singh, B. Huttar 2015-3-14 5081 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 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
  CAS-BOT-BC423291  Brassicaceae L. Nye; G. Gust 2005-3-5 6 Imperial Off S2, ca. 6 miles NW of Ocotillo. 281 Comment
  SEINET4557624  Brassicaceae Melvin Sweet 2008-1 502 Imperial Anza-Borrego Desert State Park, Calcite Mine area; from Hwy S22, about 9 miles west of Hwy 86, take the Calcite Mine Jeep Road 0.1 mile to the South fork of Palm Wash and follow it about 1.5 miles east. 118 Comment
  UCD58380  Bromus catharticus L. G. Goar 1939-7-31 s.n. Imperial El Centro. Imperial Valley Field Station. Comment
  UCD57036  Buchloe dactyloides Yourman 1934-1-1 s.n. Imperial El Centro. Comment
  POM214915  Caesalpinia virgata Victor Duran 1932-5-8 3193 Imperial Near Carrizo, on road to El Centro Comment
  RSA10913  Caesalpinia virgata Victor Duran 1932-5-8 3193 Imperial Near Carrizo, on road to El Centro 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
  JEPS52587  Calandrinia ambigua W. L. Jepson 1927-4-16 11750 Imperial alkaline desert plain e Coyote Wells; Colorado Desert 60 Comment
  CAS-BOT-BC200997  Calliandra eriophylla Philip A. Munz; C. L. Hitchcock 1932-4-5 12134 Imperial Near Tumco, Cargo Muchacho Mts. Comment
  SD118844  Calliandra eriophylla Steven P. McLaughlin, Janice E. Bowers 1984-2-28 2756 Imperial Indian Pass Road, 7.2 miles northeast of Ogilby Road. 274 Comment
  SD120921  Calliandra eriophylla Duffie Clemons, Erik Jonsson 1987-4-14 1687 Imperial Indian Pass ACEC, Chocolate Mountains. 305 Comment
  SD219036  Calliandra eriophylla Amber Swanson, Duncan S. Bell 2011-3-7 181 Imperial West Mojave Desert region, off Imperial Gables Rd ca. 1.3 miles east of Highway 78. 370 Comment
  SD48547  Calliandra eriophylla E. K. Balls 1958-3-20 22923 Imperial 3.5 miles north of Ogilby on road to Blythe. 152 Comment
  SD73548  Calliandra eriophylla Helen V. Witham 1970-3-1 682 Imperial Pinto Wash. 299 Comment
  SDSU7739  Calliandra eriophylla D. F. Howe 1964-4-12 3760 Imperial 4.2 miles north of Ogilby. Comment
  SEINET902094  Calliandra eriophylla Steven P. MacLaughlin, Janice E Bowers 1984-1 2756 Imperial Indian pass road 7.2 miles NE of ogilby Road. 274 Comment
  UCD105614  Calliandra eriophylla C. L. Hitchcock 1966-3-20 24300 Imperial About 15 mi. n. of Ogilby, along rd. to Blythe. Comment
  UCR253851  Calliandra eriophylla Jim Andre 2013-3-4 24103 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains; west side of range, along Ogilby Road, c. 8.4 mi north of the junction with I- 8 166 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
  UCR598  Calliandra eriophylla R. Kniffen 1970-4-19 s.n. Imperial Sonoran (Colorado) Desert, between Midway Well and Glamis, off Hwy 78 305 Comment
  UCR246733  Calotropis procera R. Nilson 2012-7-26 1597660 Imperial Brawley, Hwy 86 and H Street at old water treatment facility Comment
  GMDRC9385  Calycoseris wrightii J. M. Andre 2017-3-4 37208 Imperial Palo Verde Mountains: eastern base of range 8.2 mi. south of town of Palo Verde, 0.2 miles west of Hwy 78 76 Comment
  HSC5223  Calycoseris wrightii C. L. Hitchcock 1966-3-21 24321 Imperial About 5 miles N of Milpitas Wash and 12 miles NW of Blythe-Glamis Hwy. Comment
  SD200307  Calycoseris wrightii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16690 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
  SD242681  Calycoseris wrightii 1993-3-13 Imperial South Crucifixion Comment
  UC1287076  Calycoseris wrightii C. L. Hitchcock 1966-3-21 24321 Imperial about 5 mi n of Milpitas W..sh (and 12 mi nw of Blythe-Glamis Hiway) Comment
  UCR268944  Calycoseris wrightii Jim Andre 2015-3-3 31289 Imperial Sonoran (Colorado) Desert, eastern base of Jacumba Mountains, 1.3 mi south of Hwy 98, c. 2 mi south of Ocotillo 246 Comment
  UCR279120  Calycoseris wrightii A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-8 42748 Imperial Sonoran (Colorado) Desert, mouth of Ninemile Canyon just above Hwy 78, Chocolate Mountains 314 Comment
  UC82787  Calyptridium monandrum T. S. Brandegee 1893-6-6 Imperial Cariso Creek Comment
  RSA124290  Camissonia boothii subsp. condensata E. K. Balls, P. C. Everett 1958-3-20 22889 Imperial 0.5 mi north of US Highway 80 on road to Blythe. 61 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
  UCR211991  Camissonia boothii subsp. condensata Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-9 16115 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, c. 2.7 mi west of Hwy 86, Section 22(SL22), Palm Wash, Site PHOCAL in sandy arroyo bottom and surrounding mud embankments. -9 Comment
  UCR212524  Camissonia boothii subsp. condensata Jon P. Rebman, Warren Schmidtmann, Larry Hendrickson, L. Louise Jee 2008-4-8 14396 Imperial Sonora (Colorado) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, 5.6 mi west of Hwy 86, Section 18 (SL 18), Grave Wash 72 Comment
  HSC16469  Camissonia boothii subsp. decorticans C. L. Hitchcock, C. V. Muhlick 1964-3-19 23157 Imperial 3 mi. S of Ocotillo Well, on the road to Fish Creek Comment
  CLARK-A1045-1210  Camissonia brevipes George K. Helmkamp 1977-1-22 Imperial Yuha Desert Mount Signal [area], 2 miles south of State Highway 98, gravel pit; Mount Signal 7.5'Q Comment
  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
  POM184124  Camissonia brevipes subsp. arizonica P. A. Munz, C. L. Hitchcock 1932-4-6 12160 Imperial 20 miles NE of Ogilby. Comment
  RSA466000  Camissonia brevipes subsp. brevipes H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Pass in Mountains, Chocolate Mountains, Colorado desert. Comment
  RSA466223  Camissonia californica N. C. Cooper 1949-3-17 3082 b Imperial Coyote Wells. 152 Comment
  RSA704062  Camissonia californica Jon P. Rebman, Mark Miller 2003-5-11 8988 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
  SEINET3093297 Image available Camissonia californica Jon Rebman, M. Howe 1997-4-5 3895 Imperial Sonoran Desert; Jacumba Natural Area: east of Jacumba: Inkopah Mtns: region near Valley of the Moon. 900 Comment
  UCR41893  Camissonia californica A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6194 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
  POM156246  Camissonia cardiophylla L. R. Abrams 1903-4-2 3167 Imperial Signal Mountain, Colorado Desert. Comment
  POM184857  Camissonia cardiophylla P. A. Munz, C. L. Hitchcock 1932-4-6 12176 Imperial Chocolate Mountains, Colorado Desert. Above 4S Ranch, NE of Ogilby Comment
  POM193826  Camissonia cardiophylla Harvey 1934-2-10 s.n. Imperial Fish Mt., near Split Canyon. Comment
  RSA144659  Camissonia cardiophylla William M. Klein, David P. Gregory 1958-2-13 106 Imperial Ca. 4.3 mi. north of Ogilby on the road to Blythe...along the bed of a water-course. Comment
  UCR134126  Camissonia cardiophylla June Latting 1967-3-26 s.n. Imperial Sonoran (Colorado) Desert, Painted Gorge, Coyote Mountains 305 Comment
  SEINET235605  Camissonia cardiophylla subsp. cardiophylla Russell S. Woglum 1940-3-10 2456 Imperial Sonoran Desert: Imperial Ssand Dunes Recreation Lands Ogilby. Comment
  UCR120102  Camissonia cardiophylla subsp. cardiophylla Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-23 4954 Imperial Sonoran (Colorado) Desert, W of Picacho State Recreation Area; along Indian Pass Road c. 9.1 mi east of Ogilby Road 150 Comment
  UCR85138  Camissonia chamaenerioides A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16067 Imperial Sonoran (Colorado) Desert, Salton Sink, foothills of Santa Rosa Mtns, rocky slopes SE of VABM Oasis, c. 1 mi NNW of Coolidge Springs 25 Comment
  HSC16453  Camissonia claviformis C. L. Hitchcock, C. V. Muhlick 1964-3-19 23140 Imperial 8 mi. S of Ocotilla Well, on the road to Fish Creek 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
  UCR122306  Camissonia claviformis 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
  RSA124289  Camissonia claviformis subsp. aurantiaca E. K. Balls, P. C. Everett 1956-3-20 22888 Imperial Dry sandy flats; 0.5 mi. n. of U.S. Hwy. 80, road to Blythe. 61 Comment
  RSA135306  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-26 11503 Imperial 17.7 miles north of Ogilby. Comment
  RSA135550  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-26 11495 Imperial 8.3 miles west of Winterhaven, 0.9 miles west of State Inspection Station. Comment
  RSA235522  Camissonia claviformis subsp. aurantiaca C. W. Tilforth 1972-7-31 715 Imperial south of Travertine Rock, just s. of Riverside-Imperial County line. 0 Comment
  RSA26831  Camissonia claviformis subsp. aurantiaca I. L. Wiggins 1941-3-24 9607 Imperial Sandy desert wash 6 miles northeast of Niland, on road to Beal Well. Comment
  RSA448934  Camissonia claviformis subsp. aurantiaca L. N. Goodding 1944-2-23 Jul- 44 Imperial Mission Wash near Bard. Comment
  RSA448935  Camissonia claviformis subsp. aurantiaca H. de Forest, Jack Rempel 1932-12-18 16344 Imperial Between Ruthven & Obilby. Comment
  RSA528110  Camissonia claviformis subsp. claviformis Ed LaRue 1991-4-10 91 -31 Imperial 6 mi. N of Cargo Muchacho Mts, 7-8 mi. N of Hedges, in and adjacent to Indian Wash. 244 Comment
  RSA620646  Camissonia claviformis subsp. claviformis B. Pitzer 1998-2-2 3498 Imperial Colorado Desert: 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. 91 Comment
  UCR103657  Camissonia claviformis subsp. claviformis George K. Helmkamp 1998-1-17 2552 Imperial Salton Sea, c. 2 mi NW of Salton City at the end of Treadwell St. -61 Comment
  POM47326  Camissonia claviformis subsp. peirsonii Mary F. Spencer 1917-3-27 243 Imperial Coyote Wells, Colorado Desert. Comment
  RSA139360  Camissonia claviformis subsp. peirsonii Reid V. Moran 1958-3-1 6514 Imperial Pinto Wash. 75 Comment
  RSA245551  Camissonia claviformis subsp. peirsonii Larry E. DeBuhr, Gary D. Wallace 1973-3-3 799 Imperial Yuha Basin, Pinto Wash; about 16 miles west of Calexico along Highway 98. Comment
  RSA448952  Camissonia claviformis subsp. peirsonii Jack Rempel 1933-2-24 16979 Imperial Colorado Desert. 5 miles N of Kane Springs. Comment
  SEINET3093178 Image available Camissonia claviformis subsp. peirsonii Reid Moran 1958-3-1 6514 Imperial Pinto Wash. 75 Comment
  UCR143285  Camissonia claviformis subsp. peirsonii William M. Klein 1958-2-12 51 Imperial Sonoran (Colorado) Desert, 20.2 mi. south of the Riverside-Imperial Co. line on U.S. 99 [Hwy 86] to Brawley 6 Comment
  UCR241027  Camissonia claviformis subsp. peirsonii A. C. Sanders, Ann Howald 2013-3-1 40584 Imperial Sonoran (Colorado) Desert, western edge of Salton Sea, along paved road to former Salton Sea Navy Test base -20 Comment
  RSA176310  Camissonia claviformis subsp. yumae Robert F. Thorne, Robert Rutherford 1964-4-10 33571 Imperial Sand dunes ca. 17 miles west of Yuma near rest stop on Hwy. 80. Comment
Read comments
Feb 11 2011
  POM212494  Camissonia ignota E. A. Purer 1935-4-19 6338 Imperial Along old stage route Comment
  RSA802269  Camissonia pallida Duncan S. Bell 2013-3-24 4595 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
  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
  UC1787746  Camissoniopsis pallida subsp. pallida Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7231 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
  OBI38381  Castela emoryi A. C. Sanders, Charlton, Wright and Pitzer 1986-3-10 6264 Imperial Crucifixion Thorn Preserve, 7.9 mi E of hwy jctn at Ocotillo on hwy 98 & 0.4 mi W of coyote Rd 107 Comment
  SBBG128403  Castela emoryi A. C. Sanders, T. B. Salvato 2012-11-15 40520 Imperial Chuckwalla Bench S 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 Brqadshaw Trail and old Niland-Blythe Rd 511 Comment
  CHSC1808  Castilleja attenuata L. Oliver; D. Sloan 1935-4-16 Imperial So. Calif. mountains. Comment
  UCR269497  Caulanthus lasiophyllus A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42057 Imperial Sonoran (Colorado) Desert, Hayden Well on Mammoth Wash, Chocolate Mountains 284 Comment
  CAS-BOT-BC51165  Ceanothus leucodermis E. A. McGregor 1917-6-10 895 Imperial Live Oaks Springs Comment
  SBBG125915  Ceanothus vestitus D. S. Bell with K. Clark, M. Graves, B. Kells, N. Martinez, K. Morse, T. Persons 2012-11-18 4431 Imperial Jacumba Mtn, at the NW base of Blue Angel Peak, approximately 0.25 air mi N of US/Mexico border 1309 Comment
  CDA19760  Cenchrus echinatus R. Powell, E. Lopez 2001-11-6 PDR P 074724 Imperial Southern California; Imperial National Wildlife Refuge. 0 Comment
  CDA19775  Ceratophyllum demersum R. Jacobs 2001-9-7 PDR P 074800 Imperial Sonoran Desert; Colorado River in the vicinity of Bard. 0 Comment
  SEINET8071805  Ceratophyllum demersum K. Klementowski 2004-1 AZ 320 -194 Imperial Imperial Resevoir Comment
  JEPS112808  Cercidium floridum Dean W. Taylor 1999-4-9 17106 Imperial wash near Rainey Well (ca. 20 air miles SE of Blyth 502 Comment
  POM196648  Cercidium floridum Roxana S. Ferris 1928-4-14 7133 Imperial Mesa at edge of bottom lands of the Colorado River on the Picacho Rd. Comment
  RSA405375  Cercidium floridum subsp. floridum C. Epling 1932-4-9 s.n Imperial Fish Springs near Salton Sea. Comment
  POM183663  Cereus giganteus P. A. Munz 1931-3-14 12834 Imperial 5 miles north of Laguna Dam. Comment
  CAS-BOT-BC276301  Chaenactis carphoclinia Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9617 Imperial Upper end of Painted Gorge, Carisso Mountains Comment
  CDA18536  Chaenactis carphoclinia Frank B. McMurry 1943-1 1320 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  SD17505  Chaenactis carphoclinia Allan Keller 1937-4-10 Imperial Carrizo Wash. Comment
  HSC83076  Chaenactis carphoclinia var. carphoclinia A. C. Sanders, Charlton, Pitzer, Kniffen, Wright 1986-3-10 6244 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
  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
  POM351666  Chaenactis carphoclinia var. carphoclinia Jack Rempel 1933-2-25 17250 Imperial Colorado Desert, road from Niland to Salvation Pass, Chocolate Mts. Comment
  RSA178084  Chaenactis carphoclinia var. carphoclinia R. F. Thorne 1963-5-23 31850 Imperial 4 miles NW of Ocotillo just outside limits of Anza-Borrego Desert State Park Comment
  RSA18968  Chaenactis carphoclinia var. carphoclinia Roxana S. Ferris, Ruth P. Rossbach 1938-5-17 9617 Imperial Upper end of Painted Gorge, Carisso Mountains. Comment
  SD144056  Chaenactis carphoclinia var. carphoclinia G. K. Helmkamp, E. A. Helmkamp 1998-3-18 2897 Imperial 4.7 mi. N of Winterhaven on Picacho Rd & 1 mi. NW of the All-American Canal. 75 Comment
  SD199800  Chaenactis carphoclinia var. carphoclinia Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16514 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
  SD200313  Chaenactis carphoclinia var. carphoclinia Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16742 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
  UCR48432  Chaenactis carphoclinia var. carphoclinia Steve Boyd 1986-2-6 1211 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
  LA203109  Chaenactis carphoclinia var. peirsonii Carl Epling; March 1927 sn Imperial near Salton Sea Comment
  SD200314  Chaenactis carphoclinia var. peirsonii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16827 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
  RSA802283  Chaenactis fremontii Duncan S. Bell 2013-3-24 4608 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
  SD16585  Chaenactis fremontii Allen Keller 1937-3-13 Imperial Mountain Springs. Comment
  SEINET7988558  Chaenactis fremontii Jon P. Rebman 2001-4-13 7238 Imperial In-Ko-Pah Mountains, Jacumba Natural area, along road ascending to Valley of the Moon 1200 Comment
  CAS-BOT-BC283930  Chaenactis glabriuscula var. glabriuscula E. A. McGregor 1917-6-10 981 Imperial Unspecified 1229 Comment
  CAS-BOT-BC277864  Chaenactis stevioides C. L. Hitchcock 1968-3-12 25451 Imperial 5 mi. n.w. of Coyote Wells Comment
  CAS-BOT-BC277869  Chaenactis stevioides Ira L. Wiggins 1941-3-26 9658 Imperial 13 miles west of Wiley Well Comment
  RSA0023241  Chaenactis stevioides J. Andre 2013-3-4 23856 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
  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
  SD242686  Chaenactis stevioides 1993-3-13 Imperial South Crucifixion Comment
  SD250441  Chaenactis stevioides A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40655 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, south of Chuckwalla Mountains, south of the old Blythe-Niland Road and of the Bradshaw Trail 579 Comment
  UC669285  Chaenactis stevioides Annie M. Alexander and Louise Kellogg 1941-3-10 1921 Imperial 44 mi ne of Ogilby (near Colorado River); Colorado Desert, Colorado River Comment
  UCR227959  Chaenactis stevioides Jon P. Rebman, Guy L. Fleming, Victoria Marshall, Annette Winner 2009-3-23 16590 Imperial Sonora (Colorado) Desert, Freeman Preoperties (Truckhaven) west of the Salton Sea, northwest of Salton City, west of Hwy 86, section 9 (SP 9), north fork of Big Wash, Site ENCHYB 17 Comment
  UCR241586  Chaenactis stevioides A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40655 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
  UCR269520  Chaenactis stevioides A. C. Sanders, Jim Malusa 2016-3-8 42144 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
  UCR279113  Chaenactis stevioides A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-8 42749 Imperial Sonoran (Colorado) Desert, mouth of Ninemile Canyon just above Hwy 78, Chocolate Mountains 314 Comment
  UCR246563  Chamaesyce maculata Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4403 Imperial Peninsular Range, Jacumba Mountains; along Myer Canyon c. 1.25 air miles east of Mountain Spring 582 Comment
  HSC8016  Chamaesyce micromera C. L. Hitchcock, C. V. Muhlick 1964-3-21 23230 Imperial 15 mi. N of Glamis on road to Blythe Comment
  RSA696651  Chamaesyce micromera LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1313 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  UC164856  Chamaesyce micromera S. B. Parish 1902-6-30 8087 Imperial near Holtville 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
  RSA613717  Chamaesyce pediculifera George K. Helmkamp, E. A. Helmkamp 1998-3-19 2934 Imperial Sonoran (Colorado) Desert Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  RSA70379  Chamaesyce pediculifera F. W. Peirson 1932-3-22 9796 Imperial Midway Well 152 Comment
  CHSC114477  Chamaesyce polycarpa Duncan S. Bell; Amanda Bell 2011-1-29 2017 Imperial Superstition Mountians; southeast section of range, about 12 miles south of the Salton Sea. 127 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
  RSA432491A  Chamaesyce polycarpa Jack Rempel 1933-2-25 16987 Imperial Colorado Desert, road from Niland to Salvation Pass, Chocolate Mts. Comment
  UCSB58754  Chamaesyce polycarpa Thorne, Robert 1977-11-25 Imperial Sonoran Desert; ca. 15 miles N of Yuma along Picacho Rd. (perhaps Senator Wash) 60 Comment
  POM183655  Chamaesyce polycarpa var. hirtella P. A. Munz 1931-3-14 11943 Imperial 6 miles north of Laguna Dam. 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
  RSA600233  Chamaesyce polycarpa var. polycarpa L. C. Wheeler 1960-4-16 7679 Imperial Chocolate Mountains. Ferguson Lake. Comment
  RSA0053826  Chamaesyce setiloba Sarah J. De Groot, Cheryl S. Sevilla 2014-10-8 7340 Imperial Along Milpitas Wash Road EC 704 at junction with Palo Verde Road, about 1 road mile west of Highway 78, east of power line; south end of Palo Verde Mountains, about 3.3 miles south-southwest of Palo Verde Peak., Just north of Milpitas Wash. About 10.9 miles south-southwest of the town of Palo Verde. 145 Comment
  RSA387411  Chamaesyce setiloba Steve Boyd 1986-2-6 1244 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
  SD139622  Chenopodium album Jon P. Rebman, Maggie Loy 1996-10-27 3759 Imperial South of Palo Verde, Palo Verde Valley area, along agricultural fields just west of the Colorado River. (IPB 10/07) 4 Comment
  UCR212931  Chenopodium album A. C. Sanders 2010-2-20 37308 Imperial Sonoran (Colorado) Desert; Colorado River Valley, Bard Valley, Ross Rd. at drainage ditch crossing, west of Bard between Ross Corner and Picacho Rd. 40 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
  UCR165286  Chenopodium murale 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
  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
  SD129540  Chilopsis linearis A. C. Sanders 1989-9-27 9520 Imperial Chocolate Mountains Aerial Gunnery Range, Salvation Pass, along the wash in the vicinity of the well. (IPB 10/07) 359 Comment
  RSA167575  Chilopsis linearis subsp. arcuata R. F. Thorne, R. Rutherford 1964-4-11 33609 Imperial Few miles W of Glamis. 122 Comment
  SD139649  Chilopsis linearis subsp. arcuata Jon Rebman, Maggie Loy 1996-10-25 3696 Imperial In-ko-pah area: along Boulder Creek and just E of San Diego/Imperial County line; near small oasis 915 Comment
  UCR109533  Chloracantha spinosa R. D. Goeden, Don W. Ricker 1983-12-7 s.n. Imperial Salton Sink, S end of Salton Sea, W side of Lack Road, 6.5 miles north of Hwy 86 near Westmorland, c. 2.5 mi. SSW of Obsidian Butte -69 Comment
  UC201271  Chloracantha spinosa var. spinosa L. R. Abrams 1906-12-30 4993 Imperial near Calexico; Colorado Desert Comment
  UC455786  Chloracantha spinosa var. spinosa J. E. Roadhouse 1906-11-15 801 Imperial Holtville; Imperial Valley Comment
  RSA0025259  Chorizanthe brevicornu var. brevicornu Jim Andre 2013-3-4 24079 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
  RSA388036  Chorizanthe brevicornu var. brevicornu Steve Boyd 1986-2-6 1221 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
  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
  SD200156  Chorizanthe brevicornu var. brevicornu Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16421 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
  UCD83513  Chorizanthe brevicornu var. brevicornu Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5855 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
  UCR28725  Chorizanthe brevicornu var. brevicornu A. C. Sanders 1976-4-13 013 Imperial Yuha Desert, W of El Centro near Plaster City. At the edge of a large wash just south of Hwy I-8, about 2 miles west of Dunway Road 30 Comment
  CAS-BOT-BC191846  Chorizanthe corrugata Roxana S. Ferris 1928-4-20 7140 Imperial 3 miles from Picacho Comment
  CDA18517  Chorizanthe corrugata Frank B. McMurry 1943-1 1338 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  RSA489119  Chorizanthe corrugata George K. Helmkamp 1988-2-28 25 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
  SD190671  Chorizanthe corrugata Larry Hendrickson, Jon P. Rebman 2005-4-15 3144 Imperial Picacho Recration Area, adjacent to maintenance yard 71 Comment
  RSA706304  Chorizanthe fimbriata Jon P. Rebman, Mark Miller 2003-5-11 8994 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
  HSC17253  Chorizanthe rigida C. L. Hitchcock 1966-3-18 24269 Imperial 6 mi. W of Plaster City Comment
  POM156251  Chorizanthe rigida L. R. Abrams 1903-4-2 3172 Imperial Signal Mountain, Colorado Desert. Comment
  RSA392743  Chorizanthe rigida Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7766 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob. 79 Comment
  RSA392747  Chorizanthe rigida N. C. Cooper 1949-3-16 3067 Imperial Calexico. -15 Comment
  RSA392748  Chorizanthe rigida N. C. Cooper 1949-3-16 3048 Imperial West of Yuma. 244 Comment
  SD200168  Chorizanthe rigida Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16250 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
  SD200173  Chorizanthe rigida Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16551 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
  SEINET5584440  Chorizanthe rigida Stephen Hale 2010-1 Imperial Rolling terrain just north of northern foothills of the Paloverde Mountains at southern end of Paloverde Mesa near the WAPA Blythe-Knob transmission line 120 Comment
  SEINET5584819  Chorizanthe rigida Stephen Hale 2010-1 Imperial Rolling terrain just north of northern foothills of the paloverde mountains at southern end of paloverde Mesa near the WAPA Blythe-Knob transmission line. 30 Comment
  CAS-BOT-BC160380  Chylismia arenaria Peter H. Raven 1958-3-1 11743 Imperial Palo Verde Mountain 10.5 miles south of Palo Verde Comment
  SD242885  Chylismia brevipes subsp. arizonica Gary Diridoni 1998-2-22 Imperial Indian Pass & Gavilan Wash Comment
  SD43754  Chylismia brevipes subsp. arizonica Darley F. Howe 1949-3-19 1946 Imperial Andrade Comment
  SD200097  Chylismia cardiophylla subsp. cardiophylla Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16438 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
  UC1184326  Chylismia cardiophylla subsp. cardiophylla Peter H. Raven 1958-1-26 11504 Imperial flood plain 2.2 mi n Ogilby Comment
  UC489174  Chylismia cardiophylla subsp. cardiophylla C. V. Meyer 1928-5-26 419 Imperial Devil's Canyon Colorado Desert Comment
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Jun 8 2009
  OBI8358  Chylismia claviformis David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12047 Imperial 2 mi W of jctn with Calif 86 along Calif 78 30 Comment
  UCD83507  Chylismia claviformis Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5847 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
  UCR279081  Chylismia claviformis A. C. Sanders, Jim Malusa 2017-3-10 42786 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, edge of U.S. Navy Aerial Gunnery Range above Ted Kipf Rd., north of Tortuga Siding 88 Comment
  RSA0021548  Chylismia claviformis subsp. aurantiaca Jim Andre 2013-3-4 24076 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
  UC669248  Chylismia claviformis subsp. aurantiaca Annie M. Alexander and Louise Kellogg 1941-3-16 1952 Imperial 17 mi n Ogilby (wash along rd); Colorado Desert 246 Comment
  UCSB26075  Chylismia claviformis subsp. aurantiaca Dickson, Florence 1941-3-8 Imperial 16 mi W of Yuma, Arizona 121 Comment
  CAS-BOT-BC160721  Chylismia claviformis subsp. peirsonii D. A. Johansen; J. A. Ewan 1932-4-14 7143 Imperial Coyote Well, SW Colorado Desert Comment
  CAS-BOT-BC160734  Chylismia claviformis subsp. peirsonii Ira L. Wiggins; Dorothy B. Wiggins 1966-2-22 20465 Imperial Desert 1/4 mi. S. of entrance to U. S. Navy Salton Sea base, along Highway 86 Comment
  CAS-BOT-BC162678  Chylismia claviformis subsp. peirsonii Frank W. Peirson 1922-4-13 2892 Imperial Mountain Springs Grade 457 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-BC162724  Chylismia claviformis subsp. peirsonii James Henrickson 1964-1-4 1495 Imperial Colorado Desert, along Hy 99 just south of Jct. with Hy 79, west of the Salton Sea, .6 miles south of San Felipe Creek Comment
  CDA37648  Chylismia claviformis subsp. peirsonii T. C. Fuller 1962-4-4 8044 Imperial 0.2 mile south of Highway 98, 11 miles west of Calexico. 0 Comment
  JEPS23440  Chylismia claviformis subsp. peirsonii W. L. Jepson 11753 Imperial alkali plain e Coyote Wells 60 Comment
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Oct 9 2010
  JEPS23481  Chylismia claviformis subsp. peirsonii Marjorie D. Clary 1933-2-19 2053 Imperial Seaview Rd to Salton Sea (sand dunes near sw end of Salton Sea); SW Colorado Desert Comment
  SD200099  Chylismia claviformis subsp. peirsonii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16528 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
  SD200105  Chylismia claviformis subsp. peirsonii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16100 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
  SD242890  Chylismia claviformis subsp. peirsonii 1998-3-3 Imperial Pinto Wash Comment
  SD250511  Chylismia claviformis subsp. peirsonii B. Pitzer 1998-2-2 3523 Imperial Colorado Desert: Tumco Wash, where powerline crosses Ogilby Road (first time heading S, second time heading N) 198 Comment
  SD27694  Chylismia claviformis subsp. peirsonii Allan Keller 207 Imperial Painted Gorge Comment
  SD83084  Chylismia claviformis subsp. peirsonii Helen V. Witham 1972-12-12 1748 Imperial Open desert, 4 miles east of Ocotillo 149 Comment
  SDSU8595  Chylismia claviformis subsp. peirsonii Scott McMillan 1992-3-8 8 III92A Imperial About 100 feet off of Highway S-2 in sandy soil, about 3 miles north-west of the town of Ocotillo. Comment
  UC1183640  Chylismia claviformis subsp. peirsonii Peter H. Raven 1958-1-26 11511 Imperial 5.2 mi w Seeley; Yuma Desert Comment
  UC1282051  Chylismia claviformis subsp. peirsonii T. J. Crovello 1963-12-15 274 Imperial on county rd S2 4.6 mi ne junction with U.S. 80; Southern Colorado Desert Comment
  UC494471  Chylismia claviformis subsp. peirsonii P. A. Munz and C. L. Hitchcock 1932-4-4 12114 Imperial wash 5 mi nw Dixieland Comment
  UCR252831  Chylismia claviformis subsp. peirsonii Jim Andre 2013-3-3 23971 Imperial Sonoran (Colorado) Desert, Yuha Desert, along Hwy 98 near Pinto Wash, 15.1 mi. ESE of Ocotillo, and west of Calexico 38 Comment
  SDSU18782  Chylismia claviformis subsp. yumae C. Matt Guilliams, Jeff Marshall 2008-4-23 623 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
  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
  RSA289287  Cistanthe ambigua Charles Convis 1980-4-8 129 Imperial Western Salton Basin, 27 km due WNW of Westmorland -35 Comment
  SBBG87808  Cistanthe ambigua A. C. Sanders et al 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
  RSA466518  Cistanthe ambigua Edwin Kline 1920-3-28 s.n. Imperial Colorado Desert Comment
  RSA466520  Cistanthe ambigua A. C. Life 1926-2-20 s.n. Imperial Colorado Desert. Comment
  SD155760  Claytonia parviflora subsp. viridis Jon P. Rebman 2001-3-16 7206 Imperial Jacumba Natural Area, In-Ko-Pah Mountains, near Smuggler's Cove. 1046 Comment
  RSA0094902  Clematis pauciflora Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8214 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  POM148076  Cleomella obtusifolia J. B. Feudge 1924-5-21 862 Imperial Coyote Wells, Colorado Desert. 91 Comment
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Oct 9 2010
  SBBG87951  Cleomella obtusifolia A. C. Sanders 1986-3-9 6221 Imperial Painted Gorge Rd, 0.7 mi N off Co Rd 80, 4 mi (airline) NE of Ocotillo, S of Coyote Wash; Yuha Desert 76 Comment
  CSUSB736  Coldenia plicata W. W. Mayhew 1958-12-19 S. N. Imperial 5 miles west of Glamis Comment
  SEINET9119021  Coldenia plicata M. Piehl 1964-1 D Imperial 2.1 mi. W of Glamis; active, high dunes along Ben Hulse Hwy. 106 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
  SD115536  Condalia globosa var. pubescens Mitch Beauchamp 1982-11-14 DC 405 Imperial bank of Little Picacho Wash Comment
  SD190676  Condalia globosa var. pubescens Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3199 Imperial Picacho State Recreation Area, south side of Colorado River, and north of main access road. 63 Comment
  SD197901  Condalia globosa var. pubescens A. C. Sanders 2009-1-28 36169 Imperial 1.3 miles west of Ogilby Rd., 5.1 miles southeast of closest point on Highway 78, 5.2 miles northeast of Ruthven Siding on RR. 177 Comment
  SD250539  Condalia globosa var. pubescens T. B. Salvato, Fred M. Roberts, Tim Thomas 2013-3-14 7340 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 6.6 km west-southwest of Rainey Well (Augusine Pass 7.5'Q) 594 Comment
  SEINET3831822  Condalia globosa var. pubescens Suzanne Bell 1998-1 307 Imperial Sandy Wash west of Ferguson Lake Road. se/4 Comment
  UCR211171  Condalia globosa var. pubescens Jim Andre, T. La Doux 2009-2-26 9876 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
  UCR239512  Condalia globosa var. pubescens A. C. Sanders, T. B. Salvato 2012-11-16 40527 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., Arroyo Seco, c. 2.5 miles SW of Chuckwalla Well at powerline crossing 595 Comment
  SD250745  Condea emoryi Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28801 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
  UCD126192  Convolvulus arvensis T. C. Fuller 1962-10-17 9785 Imperial Benson prop., Haven Lane, west of Highway 99, 0.5 mile south of Brawley. Comment
  SEINET7988629  Conyza canadensis Jon P. Rebman 1996-10-25 3708 Imperial Calexico, W of Calexico, along border between U.S./Mexico 50 Comment
  UCR107975  Conyza canadensis Jon P. Rebman, Maggie Loy 1996-10-25 3708 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Calexico, along US/Mexico border 50 Comment
  UCR264450  Conyza canadensis A. C. Sanders, Jim Malusa 2015-9-7 41806 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
  CDA18798  Coronopus didymus Carson, Paulsen 2000-4-12 PDR 1108307 Imperial Barbara Worth Country Club, Holtville. 12 Comment
  CDA18503  Croton californicus Frank B. McMurry 1943-1 1353 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  SEINET3831713  Croton californicus Jon P. Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-1 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
  SEINET9253080 Image available Croton californicus Jan Gish 1980-3-26 777 Imperial Transect 2, near Andrade. T16S R21E S35 SW4 of NE4. Colorado River floodplain. 43 Comment
  UCR236828  Croton californicus Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18938 Imperial Sonoran (Colorado ) Desert, Southwest of Plaster City on BLM property near the entrance to Plaster City Recreation Area; just north of Hwy S80 and west of Dunaway Road; east of Ocotillo and west of El Centro 1 Comment
  UCR252838  Croton californicus Jim Andre 2013-3-3 23977 Imperial Sonoran (Colorado) Desert, Yuha Desert, along Hwy 98 near Pinto Wash, 15.1 mi. ESE of Ocotillo, and west of Calexico 38 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
  UCR278758  Croton californicus Onkar Singh, B. Huttar 2015-3-16 5109 Imperial Sonoran (Colorado) Desert, Algodones Dunes, c. 900 m NE of Gecko Rd and Hwy 78 junction 82 Comment
  SEINET10936307  Croton californicus Noel H. Holmgren, Patricia K. Holmgren 1973-3-28 Holmgren 6539 Imperial Sand hills, along Interstate Hwy 8, 9 airline mi W of Yuma. Sand dunes; common. 122 Comment
  SEINET3107108  Croton californicus var. californicus Sears 1978-4-10 1095 Imperial 7 mi NW of US 80, 8 miles NW of Winterhaven. Picacho Road just across All American Canal in Picacho Wash. 55 Comment
  RSA479346  Croton californicus var. mohavensis H. S. Gentry 1936-1 2169 Imperial West side of Colorado Desert. -30 Comment
  CAS-BOT-BC202494  Croton wigginsii Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9584 Imperial Algodones Sand Hills 1 mile east of Gray's Well on U. S. Highway #80 Comment
  LA204861  Croton wigginsii Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9584 Imperial Algodones Sand Hills, 1 mi. E of Gray's Wells on US Highway #80 Comment
  RSA124267  Croton wigginsii E. K. Balls 1958-3-19 22887 Imperial 0.1 miles NE of Gray's Well, U.S. Hwy 80. Comment
  RSA767516  Croton wigginsii J. Mark Porter 2003-3-20 13491 .10 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
  SBBG87793  Croton wigginsii A. C. Sanders, B. Pitzer, D. Charlton 1986-3-8 6162 Imperial East Mesa, E end of Montgomery Rd at the Coachella Canal, ca. 1.25 mi NW of Mammoth Wash crossing the canal 27 Comment
  SD242795  Croton wigginsii 1994-1-12 Imperial Grays Well Road; Forestry (CDF) cleaning road edges 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
  UC1736126  Croton wigginsii Dean W. Taylor 1996-10-24 15903 Imperial Algodones Dunes; ca 20 miles E of Brawley on Highway 78; ca. 1 mile north of BLM area visitor station 106 Comment
  UC495106  Croton wigginsii Philip A. Munz and C. L. Hitchcock 1932-4-5 12130 Imperial in dunes e Holtville Comment
  UCR1507  Croton wigginsii W. R. Moberly 1962-5-13 620513- 05 Imperial Sonoran (Colorado) Desert, 4 mi west of Glamis, along the Brawley to Glamis rd. 91 Comment
  UCR211318  Croton wigginsii Jim Andre, T. La Doux 2009-2-26 9869 Imperial Sonoran (Colorado) Desert, west end of Algodones Dunes, along north side o Hwy 78 68 Comment
  SDSU9692  Crypsis schoenoides Scott C. McMillan 1990-6-21 21 VI90A Imperial Field S13A, Imperial Wildlife Area, Wister Unit. 12 miles north on 111 from Calipatria, left on Mallard. Comment
  CDA22500  Cryptantha angustifolia Gillian Watson 2008-3-21 CA 14 Imperial Desert Shores, 1/2 mile W of Hwy 86, W coast of Salton Sea 0 Comment
  HSC67072  Cryptantha angustifolia Richard Spjut 1980-5-1 6158 Imperial Between Calexico and San Diego near the N base of Signal Mtn. near the international boundary; just N of Laguna Saluda, Mexico Comment
  JEPS22181  Cryptantha angustifolia Rimo Bacigalupi with Paul Hutchison 1958-2-17 6127 Imperial 4.8 mi n Ogilby (nw slopes of Cargo Muchacho Mts.); Colorado Desert, Cargo Muchacho Mts. 135 Comment
  RSA289351  Cryptantha angustifolia Charles Convis 1980-2-14 61 Imperial Western Salton Basin; 27km due WNW of Westmorland; 0-2km N of San Felipe Creek in area of confluence with Carrizo Wash. -21 Comment
  RSA353851  Cryptantha angustifolia R. F. Thorne, R. Rutherford 1964-4-10 33589 Imperial Ca 1 mile SE of Glamis on road to 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
  SD144005  Cryptantha angustifolia B. Pitzer 1998-2-2 3490 Imperial Algondones Dunes: S terminus of Ogilby Rd., on S side of Hwy. I-8. 60 Comment
  SD173259  Cryptantha angustifolia Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-4-14 1922 Imperial Trust for Public Lands Option Properties; South of SE tip of Santa Rosa Mtns. Coral Wash, approx. 2.5 air miles SW of hwy. 86 and 2.0 air miles north of hwy. S-22 (Borrego-Salton Seaway). 20 Comment
  SDSU13030  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
  SDSU22118  Cryptantha angustifolia Jon Rebman, SDNHM Botany volunteers 2017-3-18 32680 Imperial Northwest side of Palo Verde Mountains: southwest of the town of Palo Verde and west of the Colorado River and Hwy 78; near BLM Road #544 along a sandy arroyo and on the adjacent volcanic mesa 125 Comment
  SEINET777402  Cryptantha angustifolia Raul Gutierrez 2008-3-11 1877 Imperial ca. 1.5 mi W of I-8 along Hwy 98 29 Comment
  UCD119584  Cryptantha angustifolia C. L. Hitchcock 1966-3-19 24277 Imperial 9 miles east of Holtsville. Comment
  UCD119585  Cryptantha angustifolia C. Leo Hitchcock 1970-3-18 25701 Imperial 8 miles north of Winterhaven. Comment
  UCR103646  Cryptantha angustifolia George K. Helmkamp, E. Helmkamp 1998-1-28 2633 Imperial Sonoran (Colorado) Desert, 6 mi. WNW of Ocotillo on Hwy S-2. 152 Comment
  UCR17113  Cryptantha angustifolia Anonymous 1969-5-24 s.n. Imperial Sonoran (Colorado) Desert, 9 mi. up Ogilby Rd to north of turnoff from Hwy 8 91 Comment
  UCR241162  Cryptantha angustifolia A. C. Sanders, Ann Howald 2013-2-28 40573 Imperial Sonoran (Colorado) Desert, west side of the Imperial Valley, 8.75 km west of Mt. Signal/Brockman Rd. along Hwy 98 25 Comment
  SEINET7048040  Cryptantha angustifolia Steven R. Hill, Kate Kramer 2001-4-27 33511 Imperial North side of California Route 78, 1.7 miles west of Glamis (measured from railroad crossing), Algodones Dunes. Elevation about 302 feet. Comment
  RSA388046  Cryptantha barbigera Steve Boyd 1986-2-6 1210 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
  SBBG31926  Cryptantha barbigera F. C. Vasek 1964-4-12 Imperial 25 mi S of Palo Verde on Ben Hulse Hwy Comment
Read comments
Sep 11 2011
  SD199905  Cryptantha barbigera Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16256 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
  UC1292599  Cryptantha barbigera C. L. Hitchcock and C. V. Muhlick 1964-3-21 23232 Imperial about 15 mi n Glamis (on road to Blythe) Comment
  UCR103636  Cryptantha barbigera George K. Helmkamp, E. A. Helmkamp 1998-3-19 2932 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR155803  Cryptantha barbigera Jon P. Rebman, Dave Silverman, Robert K. Lauri, O. Solis 2001-4-13 7223 Imperial Peninsular Range, In-Ko-Pah Mountains, Jacumba natural area along road ascending to Valley of the Moon 1000 Comment
  UCR85072  Cryptantha barbigera A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16060 Imperial Sonoran (Colorado) Desert, Salton Sink, foothills of Santa Rosa Mtns, rocky slopes SE of VABM Oasis, c. 1 mi NNW of Coolidge Springs 25 Comment
  GMDRC6919  Cryptantha barbigera var. barbigera J. M. Andre 2015-3-3 31339 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. 690 Comment
  SDSU19541  Cryptantha barbigera var. barbigera Michael G. Simpson, Geoffrey Morse, Michael Johnson, Robert Zamudio 2010-4-23 3168 Imperial Mountain Springs Grade, ca. 0.2 mile south of parking area due south of I-8 East. 669 Comment
  SDSU19543  Cryptantha barbigera var. barbigera Michael G. Simpson, Geoffrey Morse, Michael Johnson, Robert Zamudio 2010-4-23 3171 Imperial Mountain Springs Grade, ca. 0.2 mile south of parking area due south of I-8 East. 668 Comment
  UCR269756  Cryptantha barbigera var. barbigera A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42221 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-BC218853  Cryptantha costata E. A. McGregor 1917-4-17 873 Imperial 5 miles east of El Centro Comment
  CAS-BOT-BC218857  Cryptantha costata Ira L. Wiggins; Dorothy B. Wiggins 1966-2-22 20466 Imperial Desert 1/4 mi. S. of entrance to U.S. Navy Salton Sea base, along Highway 86 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
  RSA0104604  Cryptantha costata Duncan S. Bell, Evan Meyer 2015-5-5 8200 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
  RSA499813  Cryptantha costata Robert Gustafson, S. Keeley 1983-5-6 2570 Imperial Gray s Well Road off Hwy 8, vicinity of the old Plank Rd. Marker 43 Comment
  UC1287085  Cryptantha costata C. L. Hitchcock 1966-3-19 24276 Imperial 9 mi e Holtsville 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
  UC1019594  Cryptantha decipiens Ira L. Wiggins 1927-4-12 2277 Imperial 1 mi above Mountain Springs (between Jacumba and Imperial, Colorado Desert foothills); Mountain Spring Grade Comment
Read comments
Jun 30 2016
  CAS-BOT-BC218799  Cryptantha holoptera Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma Comment
  OBI38360  Cryptantha holoptera A. C. Sanders, W/ Pitzer, Charlton, & Kniffen, Bramlett, et al, Kniffen, Bramlett, et al 1986-3-9 6201 Imperial Coyote Mts, Fossil cyn, on Shell Cyn Rd 3.3 mi N of Imperial hwy (S-2) at Ocotillo. T16S, R9E, NE 1/4 sec 10 305 Comment
  POM320294  Cryptantha holoptera Worthman 1967-4-11 11 Imperial Painted Gorge, Salton Sea Dranage. Comment
  SEINET3084411 Image available Cryptantha holoptera G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2928 Imperial Colorado desert: Imperial Dam area, just S of the dam on Hwy S-24 76 Comment
  UCR120517  Cryptantha holoptera George K. Helmkamp, E. A. Helmkamp 2001-3-17 6282 Imperial Sonoran (Colorado) Desert, Ogilby Rd., 15.4 miles south of Calif. Hwy 78 168 Comment
  CDA14625  Cryptantha maritima G. D. Barbe, Horace Burke, Wm. Cross, E. L. Sleeper, T. N. Seeno 1983-4-14 4077 Imperial 11.1 miles south of Hwy 78 on Ogilby Road (county road S34). 0 Comment
  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
  SD191855  Cryptantha maritima Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14491 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
  SD242758  Cryptantha maritima 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  UC1929424  Cryptantha maritima Scott D. White, Michael Honer 2003-3-28 8876 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. 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
  UCR139734  Cryptantha maritima B. G. Pitzer 1989-4-15 1258 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Gasline Road, 8.1 mi. north of Seal Camp (Siphon 10) 400 Comment
  UCR17909  Cryptantha maritima A. C. Sanders 1976-3-25 00203 Imperial Sonoran (Colorado) Desert, Frink Springs area, east side of the Salton Sea 0 Comment
  UCR212929  Cryptantha maritima A. C. Sanders 2010-3-25 37605 Imperial Sonoran (Colorado) Desert; Salton Trough, Wister, Cedar Wash at Hwy 111, between the highway and railroad -59 Comment
  UCR249840  Cryptantha maritima T. B. Salvato, Fred M. Roberts, Tim Thomas 2013-3-14 7338 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 6.6 km west-southwest of Rainey Well 595 Comment
  UCR41468  Cryptantha maritima A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6187 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
  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
  UCR269669  Cryptantha maritima var. pilosa A. C. Sanders, Jim Malusa 2016-3-17 42304 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
  SEINET7991500  Cryptantha micrantha var. lepida Jon P. Rebman 2001-4-13 7228 Imperial In-Ko-Pah Mountains, Jacumba Natural area, along road ascending to Valley of the Moon 1200 Comment
  UCR241574  Cryptantha nevadensis var. nevadensis A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-23 40680 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, north of the old Blythe-Niland Road and south of the Bradshaw Trail, c. 3.7 km WNW of Raineys Well, just south of the Riverside Co. line 595 Comment
  SD242761  Cryptantha pterocarya var. cycloptera Donald Hazlett 1993-3-19 6839 Imperial 4 mi. SSW of Ocotillo, in Davies Valley 274 Comment
  UCR269518  Cryptantha pterocarya var. cycloptera A. C. Sanders, Jim Malusa 2016-3-8 42146 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
  UCR269741  Cryptantha pterocarya var. cycloptera A. C. Sanders, Jim Malusa 2016-3-17 42326 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. at west side of Surveyors Pass 663 Comment
  UCR269852  Cryptantha pterocarya var. cycloptera A. C. Sanders, Jim Malusa 2016-3-17 42340 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
  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
  POM118687  Cryptantha racemosa Marcus E. Jones 1924-2-28 s.n. Imperial Mountain Spring, W. edge Colorado Desert. Comment
  POM153458  Cryptantha racemosa F. M. Reed 1928-5-18 5970 Imperial Mountain Springs Grade, Imperial - San Diego hwy. 457 Comment
  UC78633 Image available Cryptantha racemosa S. B. Parish March 1881 775 Imperial Mesquite Canyon, east of Mesquite Station Comment
  RSA394339  Cucurbita palmata L. H. Jones 1910-9-8 s.n. Imperial Pilot Knob at Colorado River. Comment
  UCD54481  Cuscuta campestris Carl Bell 1986-7-25 s.n. Imperial Brockman Rd. 2 miles north of Hwy 98, 10 miles southwest of El Centro, Irrigation Canal Woodbine 44. 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
  SEINET5624460 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-3-20 17719 .3 Imperial South side of Chuckwalla Mountains, along Graham Pass Road, 1.7km east of its intersection with Bradshaw Trail, 55km WSW of Blythe, Chuckwalla Spring 7.5' USGS topographic quadrangle 474 Comment
  SEINET5624476 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-3-20 17719 .4 Imperial South side of Chuckwalla Mountains, along Graham Pass Road, 1.7km east of its intersection with Bradshaw Trail, 55km WSW of Blythe, Chuckwalla Spring 7.5' USGS topographic quadrangle 474 Comment
  SD193087  Cylindropuntia echinocarpa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14428 b 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
  SD201135  Cylindropuntia echinocarpa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16196 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
  SEINET7408784 Image available Cylindropuntia echinocarpa Marc A. Baker, Bruce D. Parfitt 1987-4-13 7526 Imperial 4km of Ocotillo. 180 Comment
  UCR269102  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2016-1-22 18487 Imperial Sonoran (Colorado) Desert, west bajada of the Chocolate Mountains, 14 km northeast of Niland, 59 km north-northeast of central El Centro 196 Comment
  UCR269260  Cylindropuntia echinocarpa Marc A. Baker, A. C. Sanders, Michelle Cloud-Hughes 2016-1-21 18476 Imperial Sonoran( Colorado) Desert, Chocolate Mountains, 22 km east-northeast of Niland, 62 km north-northeast of central El Centro, 5.6 km southeast of Lion Head Mountain 466 Comment
  CAS-BOT-BC56196  Cylindropuntia munzii Carl B. Wolf 1938-1-6 9388 Imperial Field redacted by CAS, contact the data manager for more information Comment
  SBBG119048  Cylindropuntia munzii S. J. DeGroot with T. Thibault, V. Arvizu, L. Gross, L. Rojas 2004-5-13 4316 Imperial Beal Rd near Surveyor's Pass, Chocolate Mtns 645 Comment
  SEINET9037721 Image available Cylindropuntia munzii M. A. Baker, Michelle Cloud-Hughes 2016-1-22 18483 Imperial Chocolate Mountains, 18km (11 miles) NE of Niland, 2.8km SSW of Beal Well, along Niland- Blythe Road, 62km NNE of central El Centro, 1.1km north of the summit of Lion Head Mountain, flood plain, and adjacent hillsides of outcroppings, rocks, and gravel 347 Comment
  UCR268802  Cylindropuntia munzii Marc A. Baker, Michelle Cloud-Hughes 2016-1-22 18481 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
  SEINET9037424 Image available Cylindropuntia ramosissima M. A. Baker, Michelle Cloud-Hughes 2016-1-22 18486 Imperial west bajada of the Chocolate Mountains, 14 km northeast of Niland, 59 km north-northeast of central El Centro 196 Comment
  UCD83662  Cylindropuntia ramosissima Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-8 5897 Imperial BLM Algodones Dunes Natural Area. East side of dunes. 4.6 mi N of Hwy 78 and W of Kipf Rd. 89 Comment
  SEINET7992905  Cylindropuntia ramosissima Jon P. Rebman 2000-4-21 6557 Imperial Ogilby, Along Ogilby Road 50 Comment
  RSA0092931  Cylindropuntia wolfii Jim M. Andre 2015-3-3 31321 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
  SD210170  Cylindropuntia wolfii Jon P. Rebman, Oscar Solis 2001-5-4 7306 B Imperial Mountain Springs Grade, just south of Interstate 8. (IPB 8/07) 669 Comment
  SDSU16435  Cylindropuntia wolfii Jon P. Rebman 2001-5-4 7308 Imperial Mountain Springs Grade, just S of Interstate 8 671 Comment
  SEINET2050251 Image available Cylindropuntia wolfii Jon P. Rebman, O. Solis 2001-5-4 7307 Imperial Mountain Springs Grade, just south of Interstate 8. 670 Comment
  SEINET6812739 Image available Cylindropuntia wolfii Marc A. Baker, Bruce D. Parfitt 1987-4-13 7534 Imperial 1 kw SW of Sugarloaf Mountain 300 Comment
  UCR108773  Cylindropuntia wolfii Jon P. Rebman, A. Salywon 1997-3-19 3820 Imperial Peninsular Range, Mountain Springs Grade between Jacumba and Ocotillo: along Interstate hwy 8 at Mountain Springs Road, between east and west bound lanes of interstate 647 Comment
  UCR155771  Cylindropuntia wolfii Jon P. Rebman, O. Solis 2001-5-4 7306 Imperial Peninsular Range/Sonoran (Colorado) Desert, Mountain Springs Grade, just south of Interstate 8 670 Comment
  CAS-BOT-BC170018  Cylindropuntia wolfii Ira L. Wiggins 1957-3-25 14090 Imperial Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC190239  Cynodon dactylon E. A. McGregor 1917-4-8 811 Imperial Colorado Desert. Westmorland. Comment
  SD139725  Cynodon dactylon Jon P. Rebman, Maggie Loy 1996-10-26 3723 Imperial South of Seeley, east of Fig Lagoon, along the New River. 20 Comment
  UCR245775  Cynodon dactylon Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4409 Imperial Peninsular Range, Jacumba Mountains; within the Jacumba Mountain Wilderness, c. 3.25 air miles northeast of Mountain Spring or c. 1.25 air miles north of Myer Valley 418 Comment
  CAS-BOT-BC114390  Cyperus erythrorhizos Samuel B. Parish 1912-10-21 8381 Imperial Sand bar, Colorado River, Ft. Yuma. Comment
  SEINET11752312  Cyperus erythrorhizos S. B. Parish 1912-1 8237 Imperial Salton Basis, Holtville 5 Comment
  CAS-BOT-BC114259  Cyperus laevigatus Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1948-9-5 553 Imperial Above Laguna Dam, lower Colorado River. Comment
  CAS-BOT-BC113942  Cyperus odoratus Samuel B. Parish 1913-2-26 8497 Imperial In willow thickets, Colorado river bottoms. Ft. Yuma. Comment
  UCD141130  Cyperus odoratus Unknown Collector 1947-9-1 s.n. Imperial Imperial Valley. Comment
  SBBG87791  Dalea mollis A. C. Sanders 1986-3-8 6160 Imperial East Mesa, E end of Montgomery Rd at the Coachella Canal, ca. 1.25 mi NW of Mammoth Wash crossing the canal 27 Comment
  SD124705  Dalea mollis A. C. Sanders, Pitzer,Weir,Charlton,Kniffen,Wright,Bramlett 1986-3-8 6172 Imperial East side of Algodones Dunes, 2.7 miles northwest of Glamis, along dirt road parallel to railroad, southwest of Mesquite Siding, between the railroad & the dunes, on sand dunes. (IPB 10/07) 85 Comment
  SD144882  Dalea mollis Jon Rebman, A. Salywon & C. Christy 1998-3-21 4919 a Imperial Davies Valley area; south of Ocotillo and south of Hwy. 98 149 Comment
  UCR100856  Dalea mollis George K. Helmkamp, E. A. Helmkamp 1998-3-18 2872 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
  RSA0022077  Dalea mollissima Jim Andre 2013-3-3 23959 Imperial Yuha Desert, along Highway 98 approx. 7 miles SE of Ocotillo, just outside Crucifixion Thorn Natural Area. 108 Comment
  UCR28745  Dalea mollissima A. C. Sanders 1976-4-13 015 Imperial Sonoran (Colorado) Desert, Yuha Desert; W of El Centro near Plaster City. Just south of Interstate Hwy 8, c. 2 mi.W of Dunaway Road 61 Comment
  CAS-BOT-BC283022  Dasyochloa pulchella S. B. Parish 1913-2-8 8433 Imperial Base of the range of mountains south of Travertine Rock, Salton Sink 30 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
  UCR269555  Dasyochloa pulchella A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42035 Imperial Sonoran (Colorado) Desert, 0.6 km ESE (102 deg. ) of Hayden Well in pass through the hills south of Mammoth Wash, Chocolate Mountains 310 Comment
  POM183654  Datura discolor Philip A. Munz 1931-3-14 11948 Imperial Foot of Mountain Springs Grade. Comment
  RSA600797  Datura discolor Louis C. Wheeler 1954-9-25 7099 Imperial Palo Verde. Comment
  SD244005  Datura discolor Gary Diridoni 1997-11-21 Imperial Coyote Wash 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
  UCR109579  Datura discolor R. D. Goeden, Don W. Ricker 1978-1-12 s.n. Imperial Sonoran (Colorado) Desert, Sandy desert wash [Coyote Wash?], south of Ocotillo 128 Comment
  UCR12257  Datura discolor Art Whistler 1966-4-4 s.n. Imperial Sonoran (Colorado) Desert, 5 mi north of Glamis 213 Comment
  UCR253678  Datura discolor Jim Andre 2013-3-4 24155 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
  RSA0029809  Delphinium parishii subsp. subglobosum Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3496 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
  SD199947  Descurainia pinnata subsp. brachycarpa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16719 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
  UCR152853  Descurainia pinnata subsp. glabra Jon P. Rebman 2001-3-14 7123 Imperial Peninsular Ranges/ Cuyamaca-Laguna Mtns, Jacumba Natural Area, In-ko-pah Mtns 975 Comment
  RSA0121521  Dichelostemma capitatum subsp. pauciflorum Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3495 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
  CAS-BOT-BC292145  Dicoria canescens T. C. Fuller 1961-1-10 5496 Imperial Hwy. 99, 0.2 mi. S/Travertine Rock Comment
  CAS-BOT-BC292155  Dicoria canescens S. B. Parish 1912-10-19 8365 Imperial Salton Basin. New River, Calexico -6 Comment
  SD99582  Dicoria canescens R. Schwenkmeyer 1968-2-11 Imperial Northwest slope of Signal Mountain, on the border of Imperial County. Comment
  UCD149843  Dicoria canescens William Anderson 1964-1-9 s.n. Imperial Glamis. Comment
  POM121849  Dicoria clarkiae Marcus E. Jones 1926-1-22 S.N. Imperial Sand dunes W. of Yuma Comment
  CAS-BOT-BC292237  Dieteria asteroides var. asteroides D. A. Johansen; J. A. Ewan 1932-4-13 7124 Imperial Ross' Corner, Yuma Indian Reservation Comment
  CAS-BOT-BC150906  Diplacus bigelovii var. bigelovii E. A. McGregor 1917-4-1 837 Imperial Between Coyote Wells and Cement bridge Comment
  RSA615265  Distichlis spicata Jon P. Rebman, Maggie Loy 1996-10-25 3716 Imperial South of Seeley: at Fig Lagoon. Comment
  SD125020  Distichlis spicata Steven P. McLaughlin, Janice E. Bowers 1985-3-12 2971 Imperial Low alkaline area along Highway S-24, 1.3 miles north of Laguna Dam. (IPB 10/07) 46 Comment
  SD128641  Distichlis spicata Darley F. Howe 1980-4-14 Imperial 17.5 miles east of Brawley, on Highway 78 Comment
  SEINET8006057  Distichlis spicata Jon P. Rebman 1996-10-25 3716 Imperial Seeley, S de Seeley Comment
  SD190635  Ditaxis lanceolata Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3206 Imperial Picacho State Recreation Area, Bear Canyon Wash, ~ 1.5 SW of Colorado River. 114 Comment
  SD250673  Ditaxis lanceolata Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28738 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
  SD254600  Ditaxis lanceolata A. C. Sanders, J. Malusa, et al. 2016-1-20 41916 Imperial Sonoran (Colorado) Desert: Cocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range. 267 Comment
  SD73539  Ditaxis lanceolata Helen V. Witham 1970-3-1 709 Imperial Lower Pinto Wash, near Mexican border. 299 Comment
  UC669253  Ditaxis lanceolata Annie M. Alexander and Louise Kellogg 1941-3-9 1913 a Imperial 16 mi. n. Ogilby; Colorado Desert 246 Comment
  UCR148718  Ditaxis lanceolata Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6536 Imperial W Colorado Desert, NW of El Centro, E side of Fish Creek Mtns and west of Salton Sea Comment
  UCR202849  Ditaxis lanceolata Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3206 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, Bear Canyon Wash, c. 1.5 mi southwest of the Colorado River 115 Comment
  UCR264919  Ditaxis lanceolata Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-24 28738 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
  UCR279155  Ditaxis lanceolata A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42720 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  HSC85926  Ditaxis neomexicana Steve Boyd 1986-2-6 1258 Imperial Cargo Muchacho Mtns., Bajada E of the mountains, Powerline Rd. 5 mi. W of Picacho Rd. Comment
  RSA0025263  Ditaxis neomexicana J. Andre 2013-3-4 24066 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
  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
  SD250674  Ditaxis neomexicana Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28720 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
  UCR239483  Ditaxis neomexicana A. C. Sanders, Mitch Provance 2012-10-19 40448 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
  UCR260041  Ditaxis neomexicana A. C. Sanders, Jim Malusa 2015-3-5 41266 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  UCR59723  Ditaxis neomexicana George K. Helmkamp 1989-9-17 s.n. Imperial Sonoran (Colorado) Desert, Colorado River Valley; 0.5 mi west of Palo Verde at 4th Street 72 Comment
  JEPS52441  Ditaxis serrata W. L. Jepson 1912-11-3 5285 Imperial Milpitas, California 45 Comment
  UCD142310  Ditaxis serrata T. R. Van Devender; J. I. Mead 1977-11-8 s.n. Imperial 1.1 miles north of I-8 on Imperial County S-34. Comment
Read comments
Sep 14 2016
  CAS-BOT-BC43596  Dithyrea californica Annie M. Alexander; Louise Kellogg 1941-3-7 1906 Imperial Colorado Desert. 7 miles northwest of Ogilby. Comment
  HSC85383  Dithyrea californica Steve Boyd 1986-2-6 1265 Imperial Cargo Muchacho Mtns., plains E of mountains, Powerline Rd., 1 mi. W of Picacho Rd. 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
  RSA651832  Dithyrea californica Forrest Deaner 1949-2-5 s.n. Imperial [Salton] Sea. -61 Comment
  SD35543  Dithyrea californica L. M. Huey 1945-3-11 Imperial 5 miles west of Pilot Knob Comment
  UCR249702  Dithyrea californica T. B. Salvato, Tim Thomas 2013-3-6 7269 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 2 km south of Rainey Well 511 Comment
  UCR278751  Dithyrea californica Onkar Singh, B. Huttar 2015-3-14 5086 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  UCR279092  Draba cuneifolia A. C. Sanders, Jim Malusa 2017-3-12 42835 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along German Diggins Wash below Pegleg Mine 404 Comment
  UC933257  Dudleya pulverulenta var. arizonica Reid Moran 1941-5-29 880 Imperial below Mountain Springs; Mountain Springs Grade 609 Comment
  RSA431658  Dyssodia porophylloides H. de Forest, Jack Rempel 1933-4-10 17448 Imperial Pass in Mountains, Chocolate Mountains, Colorado desert Comment
  UCR239492  Echinocactus polycephalus A. C. Sanders, Mitch Provance 2012-10-24 40476 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., SW of Arroyo Seco, 5.65 km SW (255 deg. ) of Raineys Well 600 Comment
  SEINET9037756 Image available Echinocactus polycephalus var. polycephalus M. A. Baker, A. C. Sanders, Michelle Cloud-Hughes 2016-1-21 18475 Imperial Chocolate Mountains, 22 km east-northeast of Niland, 62 km north-northeast of central El Centro, 5.6 km southeast of Lion Head Mountain 466 Comment
  SD148412  Echinocereus engelmannii Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6506 Imperial Mountain Springs Grade, near I-8 exit. Comment
  RSA0125243  Echinocereus engelmannii var. engelmannii Sarah J. De Groot, Tim Thibault, Valentin Arvizu, Steve Boyd, Aydee Virgen, Tammy Morgan 2004-5-14 4347 Imperial Chocolate Mountains: Gasline road. 434 Comment
  UCD60833  Echinochloa crus-galli W. W. Mackie 1921-11-1 Imperial Imperial Valley, Calipatria. Comment
  CAS-BOT-BC208567  Echinochloa oryzoides Malcom A. Nobs; S. Galen Smith 1948-9-4 524 Imperial National Waterfowl Refuge, 5 miles north of Westmoreland Comment
  CAS-BOT-BC291121  Eclipta prostrata Peter H. Raven 1961-10-8 16834 Imperial On western outskirts of El Centro -15 Comment
  RSA0121525  Ehrharta erecta R. E. Riefner 2006-10-9 6 -488 Imperial El Centro, Imperial Ave. at Ocotillo Rd. -9 Comment
  SD129136  Eleocharis geniculata A. C. Sanders 1989-9-27 9523 Imperial North of Bombay Beach, Hot Mineral Spa Road, 5.5 km north of Highway #111, ca.1 km from the boundary of the Chocolate Mountains Aerial Gunnery Range, moist area along a stream, in wet soil. (IPB 10/07) -20 Comment
  CDA40333  Emmenanthe penduliflora T. C. Fuller 1962-4-4 8108 Imperial In-Ko-Pah Gorge, Highway 80 to Jacumba, 4.0 miles west of Ocotillo. Comment
  UCR274325  Emmenanthe penduliflora Jennifer H. Jones, Scott D. White 2005-4-19 69 Imperial Sonoran Desert, Between Anza-Borrego Desert State Park and Fish Creek Mountains, south of Ocotillo Wells 183 Comment
  SEINET5711446  Encelia Lowell E. Urbatsch 1972-1 1119 Imperial Colorado desert along IH 8, 15 mi W of El Centro.; El Centro Comment
  SD115626  Encelia actoni Duffie Clemons, Erik Jonsson 1983-5-14 579 Imperial In-ko-pah Mountains 1145 Comment
  JEPS30728  Encelia farinosa Peter H. Raven 1962-3-3 16905 Imperial near Truckhaven (w side of Salton Sea) Comment
  JEPS81746  Encelia farinosa Rimo Bacigalupi with Paul Hutchison 1958-2-18 6173 Imperial slopes 5.5 mi s Palo Verde settlement (at ne base of mts.); Palo Verde Mts. 121 Comment
  LA205841  Encelia farinosa C. B. Wolf; 1931-3-14 1884 Imperial 152 Comment
  RSA130935  Encelia farinosa Peter H. Raven 1962-3-3 16905 Imperial W side of Salton Sea near Truckhaven Comment
  RSA697288  Encelia farinosa LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1287 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SBBG87618  Encelia farinosa G. R. Ballmer 1986-2-27 Imperial Tumco Wash at Ogilby Rd, ca. 9 mi N of Interstate 8 182 Comment
  SD243827  Encelia farinosa Donald L. Hazlett 1993-3-13 6753 Imperial 2 mi. S of Ocotillo 152 Comment
  SDSU19419  Encelia farinosa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16608 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
  UCD83502  Encelia farinosa Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5842 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
  SD191788  Encelia farinosa var. farinosa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14592 a 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
  SD211374  Encelia farinosa var. farinosa Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18857 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
  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
  UCR279435  Encelia farinosa var. farinosa A. C. Sanders, Jim Malusa 2017-3-26 43061 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
  CAS-BOT-BC131401  Encelia frutescens C. L. Hitchcock; C. V. Muhlick 1964-3-19 23154 Imperial 3 miles s. of Ocotillo Well, on road to Fish Creek Comment
  CDA4538  Encelia frutescens T. C. Fuller 1962-4-4 8002 Imperial Highway 99 [later renumbered Highway 86], 3.3 miles south of Travertine Rock. 0 Comment
  LA202502  Encelia frutescens J. A. Ewan; 1931-4-3 4125 Imperial 25 mi. E of Beal Well Comment
  OBI48598  Encelia frutescens Lewis S. Rose 1938-2-4 38046 Imperial Plaster City 0 Comment
  POM294105  Encelia frutescens Lyman Benson 1945-11-11 11965 Imperial West of Junction of Borrego Road and US 99 -30 Comment
  POM304713  Encelia frutescens Henry J. Ramsey, Henry J. Ramsey 1937-11-20 183 Imperial Imperial Valley, Highway 99. Comment
  POM356712  Encelia frutescens Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7788 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob 79 Comment
  RSA753329  Encelia frutescens J. P. Rebman, G. Fleming, V. Marshall, A. Winner 2009-3-23 16608 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
  SBBG81728  Encelia frutescens S. A. Junak 1983-3-23 1648 Imperial Hwy 86 at Riverside-Imperial County line, W of Salton Sea 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
  UCR227421  Encelia frutescens Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-26 588 Imperial Colorado Desert; Northeastern Colorado Desert, El Centro. SW of Plaster City. Desert wash off Dunaway Rd. Solar Site #2. EC 350 -38 Comment
  RSA736643  Encelia frutescens var. frutescens Scott D. White, Justin M. Wood 2007-4-9 11648 Imperial Imperial Valley: Railroad line E of Plaster City. 15 Comment
  SD191793  Encelia frutescens var. frutescens Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14556 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
  SD199826  Encelia frutescens var. frutescens Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16378 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
  SD83082  Encelia frutescens var. frutescens Helen V. Witham 1972-12-12 1769 a Imperial 4 miles east of Ocotillo 149 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
  RSA383856  Ephedra aspera George R. Johnstone 1930-4-25 s.n. Imperial Imperial Co., near San Diego Co. line. Mountain side 762 Comment
  RSA85056  Ephedra aspera F. W. Peirson 1922-4-13 5358 Imperial Mountain Springs, western edge of Colorado Desert 792 Comment
  SD152320  Ephedra aspera Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6508 Imperial Mountain Springs Grade, near I-8 exit. (IPB 10/07) Comment
  UCR279154  Ephedra aspera A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42721 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  CAS-BOT-BC81514  Ephedra californica J. H. Thomas 1950-1-28 1230 Imperial Between Ocotillo and Hgw. #80, 19 miles E. of Jacumba by road Comment
  CAS-BOT-BC81515  Ephedra californica Ira L. Wiggins 1941-3-25 9634 Imperial 5 miles northeast of Beal Well 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-BC81869  Ephedra trifurca Robert F. Thorne; Robert Rutherford 1964-4-10 33570 Imperial sand dunes ca 17 miles w. of Yuma near rest stop on Hwy. 80, SE Imperial County Comment
  CLARK-A1528-1199  Ephedra trifurca John C. Roos 1949-4-7 4159 Imperial Niland Comment
  JEPS89198  Ephedra trifurca Herbert L. Mason 1957-3-31 14682 Imperial near Yuma (desert w of sand hills) Comment
  LA6815  Ephedra trifurca W. B. Welch; 1928-5-4 sn Imperial Salton Sea, near travertine rocks Comment
  RSA0026131  Ephedra trifurca Deidre Conocchioli, Caitlin Elam 2013-10-2 83 Imperial Sonoran Desert in Algodones Sand Dunes. From Glamis, take Ca-78 W for 6.5 miles. Turn left onto Gecko Rd and travel 4.6 miles to collection site. 81 Comment
  RSA2140  Ephedra trifurca C. B. Wolf 1931-3-12 1871 Imperial Colorado Desert, 12 mi. northwest of Westmorland. Altitude below sea level. Comment
  RSA85175  Ephedra trifurca F. W. Peirson 1927-4-15 7193 Imperial Lower part of dunes west of Yuma. Comment
  SD28395  Ephedra trifurca Frank F. Gander 1941-3-20 8974 Imperial sand dunes Comment
  SEINET3828029  Ephedra trifurca J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13395 Imperial Imperial Dunes Reacreation Area (Algodones Dunes), 0.5 mi WSW of Ogilby, W of Country Road S34 95 Comment
  UCR3250  Ephedra trifurca Tom Painter 1964-4-11 41164- 6 Imperial Sonoran (Colorado) Desert, 21 miles east of Brawley [Algodones Dunes, along Hwy 78], c. 5 miles west of Glamis 61 Comment
  UCR41473  Ephedra trifurca A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6158 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
  VVC635  Ephedra trifurca P. J. MacKay, T. Thomas 1997-3-1 132 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 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
  UC123560  Eragrostis cilianensis Mr. Washington Wilson Aug 1908 Imperial Holtville Comment
  UCD62964  Eragrostis cilianensis D. W. Ragsdale 1957-7-12 20 Imperial Bard. Comment
  SEINET8006279  Eragrostis pectinacea Jon P. Rebman 1996-10-27 3749 Imperial Palo Verde, S of Palo Verde Valley area 8 Comment
  RSA53778  Eremalche rotundifolia D. F. Howe 1949-3-19 s.n. Imperial Andrade. Comment
  SD125135  Eremalche rotundifolia Steven P. McLaughlin, Janice E. Bowers 1985-3-6 2884 Imperial Common on pavement and slopes, 5.1 miles south of Wiley Well. (IPB 10/07) 213 Comment
  SD190653  Eremalche rotundifolia Larry Hendrickson, Jon Rebman. 2005-4-15 3122 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  SD200455  Eremalche rotundifolia Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16746 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
  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
  UCR165475  Eremalche rotundifolia 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
  SBBG87797  Eremothera boothii subsp. boothii A. C. Sanders et al. 1986-3-10 6248 Imperial 2.15 mi N of Hwy S2 on a dirt rd 1.1 mi SE of the San Diego Co line; Coyote Mtns 304 Comment
  CAS-BOT-BC160021  Eremothera boothii subsp. condensata Robert F. Thorne; R. Rutherford 1964-4-11 33624 Imperial Araz Wash, between Pasadena & Stud Mts., Cargo Muchacho Mts. 304 Comment
  CDA37525  Eremothera boothii subsp. condensata T. C. Fuller 1962-4-4 8070 Imperial Highway 98 to Calexico, 8.4 miles west of Ocotillo. 0 Comment
  JEPS33748  Eremothera boothii subsp. condensata L. M. Newlon 1922-4-1 389 Imperial 3 mi w Coyote Wells (sw Imperial Co.); Colorado Desert Comment
  RSA0025264  Eremothera boothii subsp. condensata Jim Andre 2013-3-4 24068 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
  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
  SD200086  Eremothera boothii subsp. condensata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16552 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
  SD200092  Eremothera boothii subsp. condensata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16229 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
  SD211426  Eremothera boothii subsp. condensata Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18867 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
  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
  UCR267902  Eremothera refracta Jim Andre 2013-3-4 23842 Imperial Sonoran (Colorado) Desert, Along Hwy 78, south of Palo Verde Mountains at Milpitas Wash 216 Comment
  UCR269542  Eremothera refracta A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42024 Imperial Sonoran (Colorado) Desert, near Hayden Well on Mammoth Wash, Chocolate Mountains 285 Comment
  SEINET3995104  Eremothera refracta N. H. Holmgren, P. K. Holmgren 1973-3-24 6500 Imperial Palo Verde Valley 5 air mi S of Palo Verde 76 Comment
  SD258973  Eriastrum diffusum subsp. coachellae Sarah J. De Groot, L. Lubinsky 2005-4-22 4911 Imperial Along 86S between Desert Shores/Coolidge Springs and Salton Sea Beach, just north of Calyx Ditch, Farinosa Ditch, and Wonderstone Wash. Alluvial plain of Santa Rosa Mountains. Comment
  SD254678  Eriastrum eremicum A. C. Sanders, Jim Malusa 2016-3-17 42303 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, old Niland-Blythe Road between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass (Augustine Pass 7.5'Q) 598 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
  UC1790219  Ericameria linearifolia Jon Rebman 2003-5-10 8973 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
  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
  RSA0121661  Erigeron divergens P. A. Munz, C. L. Hitchcock 1932-4-5 12144 Imperial 2 miles north of Cargo Muchacho Mts. Comment
  CAS-BOT-BC278485  Eriochloa aristata C. Reeder 1944-6-29 127 Imperial U. S. Yuma Field Station, Bard Comment
  HSC35300  Eriochloa aristata C. Reeder 1944-6-29 1572 Imperial U. S. Yuma Field Station Comment
Read comments
Sep 18 2010
  POM3881  Eriodictyon trichocalyx var. lanatum T. S. Brandegee 1896-4-13 11756 Imperial Mason, Colorado Desert 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
  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
  UCR166158  Eriogonum deflexum John F. Green 2005-4-7 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, just south of Coachella Canal siphon 7, east of Camp Dunlap 30 Comment
  CAS-BOT-BC246434  Eriogonum deflexum var. deflexum H. S. Gentry 1933-3-12 s.n. Imperial Needle Rock Canyon, Chocolate Mts. Comment
  RSA393284  Eriogonum deflexum var. deflexum H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Between Cargo Muchacho and Chocolate Mt. Comment
  SD192009  Eriogonum deflexum var. deflexum Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14564 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
  UC1287158  Eriogonum deflexum var. deflexum C. L. Hitchcock 1966-3-21 24318 Imperial about 5 mi n Milpitas Wash (12 mi nw of Blythe-Glamis Hiway) Comment
  UC495270  Eriogonum deflexum var. deflexum Philip A. Munz and C. L. Hitchcock 1932-4-6 12158 Imperial 20 mi ne Ogilby Comment
  UC85788  Eriogonum deflexum var. deflexum T. S. Brandegee Nov. 1891 Imperial Salton Comment
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Sep 11 2011
  CAS-BOT-BC246471  Eriogonum deserticola Edmund C. Jaeger 1923-12-20 s.n. Imperial San Felipe Wash Comment
  CAS-BOT-BC246481  Eriogonum deserticola Carl B. Wolf 1932-10-14 4347 Imperial Three miles south of Kane Springs, Colorado Desert -30 Comment
  JEPS96591  Eriogonum deserticola Dean W. Taylor 1996-10-24 15902 Imperial Algodones Dunes; ca 20 miles E of Brawley on Highway 78; ca. 1 mile north of BLM area visitor station 106 Comment
  POM145277  Eriogonum deserticola M. French Gilman 1928-4-25 s.n. Imperial West of Yuma. Comment
  RSA195565  Eriogonum deserticola John H. Thomas 1967-9-8 14103 Imperial Between El Centro and Yuma near the crossing of the All American Canal. Comment
  RSA659178  Eriogonum deserticola J. C. Roos 1947-4-7 4178 Imperial Sand dunes about 45 miles S.E. of Niland. Comment
  SBBG1483  Eriogonum deserticola M. A. Piehl 1964-4-24 6434 Imperial Ben Hulse Hwy 2.1 mi W of Glamis 106 Comment
  SBBG1484  Eriogonum deserticola H. and M. Dearing 1937-11-27 26 Imperial Kane Spring, Julian Rd Comment
  SD243964  Eriogonum deserticola 1984-4-12 Imperial [Locality determined by SDNHM] Algodones Dunes, south of Highway 78 Comment
  SEINET3087971 Image available Eriogonum deserticola Jon Rebman, Maggie Loy 1996-10-27 3764 Imperial Algodones Dunes; north of Glamis. 60 Comment
  UC534862  Eriogonum deserticola Susan G. Stokes 1934-9-9 130 Imperial near Kane Springs Comment
  SD240206  Eriogonum deserticola Jim Dice 1999-8-13 990813 1 Imperial No locality information on label. Comment
  SEINET4691919  Eriogonum deserticola Duncan S. Bell 2012-1 4359 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region: 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
  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
  UCR148713  Eriogonum fasciculatum var. flavoviride Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6514 Imperial Colorado Desert, Mountain Springs Grade near I-8 exit Comment
  CAS-BOT-BC250048  Eriogonum fasciculatum var. polifolium M. Lagios; T. Briggs 1954-7-5 s.n. Imperial 1 mile from Hill Top Station #1, (e. of Jacumba) Comment
  SDSU6528  Eriogonum fasciculatum var. polifolium S. Barnhart 1966-7-26 660726 -2 Imperial On Hwy 80, 9.1 miles east of Jacumba, across Hwy from 2000, elevation sign. 610 Comment
  UC205949  Eriogonum fasciculatum var. polifolium Forrest Shreve 1916-8-14 4889 Imperial near Mountain Spring Comment
  RSA0087647  Eriogonum inflatum Mitchell Provance 2008-3-15 10068 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
  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
  SD200498  Eriogonum inflatum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16684 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
  SD250532  Eriogonum inflatum Scott D. White, Michael Honer 2003-3-28 8870 Imperial Fish Creek Mountains: Unnamed wash between Fish Creek Mtns and Split Mtn (San Diego Co.), ca. 10 road miles S of Ocotillo Wells on Split Mountain Road S of existing US Gypsum quarry area. Proposed for future gypsum mining. (Borrego Mtn SE/Carrizo Mtn NE) 152 Comment
  SD79827  Eriogonum inflatum Helen V. Witham 1970-12-14 1185 Imperial In-Ko-Pah Gorge 399 Comment
  UCR236839  Eriogonum inflatum Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18883 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
  RSA766084  Eriogonum inflatum var. deflatum Joseph A. Ewan 1931-4-3 4113 Imperial 10 miles east of Niland. Comment
  UC1292605  Eriogonum inflatum var. deflatum C. L. Hitchcock, C. V. Muhlick 1964-3-21 23226 Imperial about 15 mi n on road to Blythe Glamis Comment
  RSA0013123  Eriogonum reniforme J. Mark Porter, Sarah J. De Groot 2012-4-12 15091 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  SDSU5932  Eriogonum reniforme Wedberg 1963-4-21 1052 Imperial 10 miles from Chevron Station in Jacumba on the road to El cajon. 914 Comment
Read comments
Nov 10 2008
  SDSU6749  Eriogonum reniforme H. Wedberg 1966-3-26 1152 Imperial On the road from Vallecito Valley 0.1 mile from San Diego-Imperial County line toward Hwy 80 and Ocotillo. 277 Comment
  UCSB72293  Eriogonum reniforme Kearns, D.; Simmons, K.; UCSB Botanical Society 1979-3-3 Imperial Beginning of Shell Canyon; 2 miles east of S2 on Shell Canyon Road 152 Comment
  CAS-BOT-BC263465  Eriogonum thomasii Susan G. Stokes 1933-4-9 50 Imperial Kane Springs Comment
  CAS-BOT-BC263474  Eriogonum thomasii Ira L. Wiggins 1957-3-25 14008 Imperial Canyon 1.7 mi. S. of Hwy. 98 Comment
  CAS-BOT-BC263479  Eriogonum thomasii Roxana S. Ferris 1928-4-20 7148 Imperial 3 miles from Picacho Comment
  CAS-BOT-BC263484  Eriogonum thomasii Annie M. Alexander; Louise Kellogg 1941-3-19 1967 Imperial American Girl Mines, Cargo Muchacho Mountains 205 Comment
  CDA18512  Eriogonum thomasii Frank B. McMurry 1943-1 1331 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  OBI38386  Eriogonum thomasii A. C. Sanders, Pitzer, Charlton, Kniffen, Weir, Bramlett, et al 1986-3-9 6210 Imperial Coyote Mts, Fossil Cy, 3.3 mi N of Imperial hwy (S-2) at Ocotillo, on Shell Cyn Rd 305 Comment
  POM184851  Eriogonum thomasii P. A. Munz, C. Leo Hitchcock 1932-4-6 12170 Imperial 25 miles northeast of Ogilby. Comment
  RSA0024528  Eriogonum thomasii Jim Andre 2013-3-4 23830 Imperial Chocolate Mountains; east side of range at end of Imperial Gables Rd., 4.2 mi. west of Highway 78. 422 Comment
  RSA19542  Eriogonum thomasii Roxana S. Ferris, Ruth P. Rossbach 1938-5-17 s.n. Imperial Upper end of Painted Gorge, Carisso Mountains. Comment
  RSA254046  Eriogonum thomasii Noel Holmgren, Patricia K. Holmgren 1973-3-29 6542 Imperial Colorado River, Pichaco State Recreation Area, campground, 20.5 airline miles north of Yuma. 76 Comment
  RSA608183  Eriogonum thomasii R. S. Woglum 1939-4-14 2249 Imperial Sonoran Desert: Niland-Blythe Road, near Beal's Well; south end of Chocolate Mountains. Comment
  RSA696653  Eriogonum thomasii LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1314 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  RSA779217  Eriogonum thomasii Jim Andre, G. L. Clifton 2011-2-21 15883 Imperial Borrego Desert; on road cut along Hwy. S-22 23 miles east of Borrego Springs, approx. 5 miles W of Hwy. 86 (Salton City) 71 Comment
  RSA787794  Eriogonum thomasii Duncan S. Bell 2012-3-23 3259 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
  SBBG87850  Eriogonum thomasii A. C. Sanders 1986-3-9 6210 Imperial Fossil Cyn, on Shell Cyn Rd, 3.3 mi N of Imperial Hwy (County Rd S-2) at Ocotillo; Coyote Mtns 304 Comment
  SD192014  Eriogonum thomasii Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14377 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
  UC1930176  Eriogonum thomasii Michael Denslow, Tim Thibault, Sep 2004-2-20 1911 Imperial Colorado Desert; Western Colorado Desert region: Borrego Badlands, between Salton City & Borrego Springs. Roadside of S22 the Borrego Salton Seaway. Comment
  UC535087  Eriogonum thomasii Susan G. Stokes 1933-4-9 50 Imperial Kane Springs Comment
  UC604934  Eriogonum thomasii Roxana S. Ferris and Ruth P. Rossbach 1938-5-17 9595 Imperial upper end of Painted Gorge Carisson Mts., Painted Gorge Comment
  UCR17913  Eriogonum thomasii A. C. Sanders 1976-3-25 556 Imperial Sonoran (Colorado) Desert, Frink Springs area, east side of the Salton Sea 0 Comment
  UCR28673  Eriogonum thomasii A. C. Sanders 1976-5-12 00064 Imperial Sonoran (Colorado) Desert, Indian Wash at point where it crosses Ogilby Road (S 34) 183 Comment
  SD185291  Eriogonum trichopes Andy C. Sanders, B. Pitzer, D. Charlton 1986-5-8 6177 Imperial Yuha Desert, ca. 5 mi. airline S of Plaster City in fossil oyster beds along a dirt road ca 5 mi S of the Dunaway Road exit off Hwy I-8 60 Comment
  UCR269780  Eriogonum trichopes A. C. Sanders, Jim Malusa 2016-3-16 42269 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd. at powerlines, 2.6 km NNW of Beal Well 472 Comment
  UCR48603  Eriogonum trichopes A. C. Sanders, B. Pitzer, D. Charlton 1986-5-8 6177 Imperial Sonoran (Colorado) Desert, Yuha Desert, c. 5 mi 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
  SEINET2048891 Image available Eriogonum wrightii subsp. membranaceum Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6513 Imperial Mountain Springs Grade near I-8 exit. Comment
  SD152271  Eriophyllum confertiflorum var. confertiflorum Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-21 6573 Imperial Inkopah Mountains. Jacumba Wilderness Area 1000 Comment
  UCR260048  Eriophyllum lanosum A. C. Sanders, Jim Malusa 2015-3-6 41279 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
  CAS-BOT-BC302018  Eriophyllum wallacei Roxana S. Ferris 1928-4-18 7062 Imperial 1/2 mi east of Mountain Springs Comment
  SDSU4077  Eriophyllum wallacei H. Wedberg 1973-4-8 1493 Imperial About a mile east from the main road (S2) in Blair Valley Primitive Campground, 5 miles from Scissors Crossing on the road to Vallecito Valley. Comment
  RSA0094018  Erodium botrys Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8228 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness near the Blue Angel peak area just north of the U.S./Mexico border. 1288 Comment
  UCR63888  Erodium cicutarium B. G. Pitzer 1989-4-15 1265 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Gasline Road, 8.1 mi. north of Seal Camp (Siphon 10) 400 Comment
  SD113959  Erodium texanum Darley F. Howe 1958-4-14 2631 Imperial Northwest corner of Imperial County 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
  SD200420  Erodium texanum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16651 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
  UCR269570  Erodium texanum A. C. Sanders, Jim Malusa 2016-3-8 42157 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
  UCR279072  Erodium texanum A. C. Sanders, Jim Malusa 2017-3-11 42818 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., in mouth of the canyon of Salvation Wash, 20.45 km due east (90 deg. ) of Niland 262 Comment
  UCR212501  Eruca vesicaria subsp. sativa A. C. Sanders 2010-2-18 37277 Imperial Sonoran (Colorado) Desert; Colorado River Valley, Hwy S-24 NE of Bard 43 Comment
  CAS-BOT-BC402915  Eschscholzia californica E. A. McGregor 1917-6-10 979 Imperial Summit 1229 Comment
  SD161383  Eschscholzia glyptosperma Jon Rebman, Jim Rocks 2005-2-10 10934 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
  UCR265865  Eschscholzia glyptosperma Mitch Provance 2008-3-15 10109 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
  UCR279117  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
  CAS-BOT-BC91572  Eschscholzia minutiflora Ira L. Wiggins 1957-3-25 14068 Imperial At junction of California State Highway 80 and 98. Comment
  RSA0015940  Eschscholzia minutiflora Jim Andre 2013-3-3 23983 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
  RSA445649  Eschscholzia minutiflora H. de Forest, Jack Rempel 1933-4-11 18155 Imperial Bet Ruthwen and Ogilby, Imperial County Comment
  SD143752  Eschscholzia minutiflora G. K. Helmkamp, E. A. Helmkamp 1998-3-18 2878 Imperial 4.7 miles north of Winterhaven on Picacho Road and 1.0 mile northwest of the All-American Canal. 75 Comment
  SD161384  Eschscholzia minutiflora Jon P. Rebman, Jim Rocks 2005-2-10 10964 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
  SDSU840  Eschscholzia minutiflora H. Wedberg 1966-3-26 1150 Imperial On the road from Vallecito Valley to HWY 80 and Ocotillo, 0.1 mile southwest of San Diego County line. 274 Comment
  UCD83509  Eschscholzia minutiflora Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5850 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
  UCR252833  Eschscholzia minutiflora Jim Andre 2013-3-3 23983 Imperial Sonoran (Colorado) Desert, along frontage road at RR tracks, just N of Hwy I-8, just west of Winterhaven, c. 3 mi NW of Yuma, AZ 40 Comment
  UCR265864  Eschscholzia minutiflora Mitch Provance 2008-3-15 10108 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
  SEINET10476368  Eschscholzia minutiflora David B. Dunn 1941-4-12 Dunn 1164 Imperial Box canyon mouth, in hard sandy wash. North east end of salton sea nearby-5 mi. Comment
  CAS-BOT-BC419589  Eschscholzia parishii Frank W. Peirson 1941-4-8 s.n. Imperial Painted Gorge. The road to gorge turns north from boulevard a few miles east of Mountain Springs Grade Comment
  CAS-BOT-BC419591  Eschscholzia parishii Ira L. Wiggins 1941-3-25 9624 Imperial 12 miles northeast of Niland on road to Beal Well Comment
  CSUSB1755  Eschscholzia parishii SKT 1970-3-24 Imperial Highway 195; Mecca- Joshua Tree 91 Comment
Read comments
Aug 22 2012
  SD16594  Eschscholzia parishii Allen Kelley 1937-3-13 Imperial Painted Gorge Comment
  SD173083  Eschscholzia parishii Larry Hendrickson, L. Louise Jee 2005-4-22 2089 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
  SD173084  Eschscholzia parishii Larry Hendrickson, L. Louise Jee 2005-4-22 2058 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
  UCR279069  Eschscholzia parishii A. C. Sanders, Jim Malusa 2017-3-11 42821 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., 18.25 km east (92 deg. ) of Niland 198 Comment
  UCR279118  Eschscholzia parishii A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-8 42752 Imperial Sonoran (Colorado) Desert, Ninemile Canyon, Chocolate Mountains, c. 800 m above Hwy 78 323 Comment
  UCR279444  Eschscholzia parishii A. C. Sanders, Jim Malusa 2017-3-26 43078 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
  UCR279466  Eschscholzia parishii A. C. Sanders, Jim Malusa 2017-3-27 43100 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon mouth 12 km NE (53 deg. ) of Bombay Beach, overlooking Frink and the Salton Sea 226 Comment
  SBBG119238  Eucnide rupestris J. Latting 1978-4-6 Imperial Fossil Cyn, Coyote Mtns 183 Comment
  UCR133884  Eucnide rupestris June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Fossil Canyon, Coyote Mountains 366 Comment
  RSA787871  Eucrypta chrysanthemifolia var. bipinnatifida Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3498 A 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
  SEINET8000762  Eucrypta chrysanthemifolia var. bipinnatifida Jon P. Rebman 2001-3-16 7139 Imperial Jacumba Natural area, In-Ko-PahMountains 975 Comment
  UC1790222  Eucrypta chrysanthemifolia var. bipinnatifida Jon Rebman 2003-5-10 8981 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
  POM211596  Eucrypta micrantha A. M. Alexander, Louise Kellogg 1941-3-21 1979 Imperial Chocolate Mountains,Imperial Co, Beal Well Basin. 410 Comment
  POM38594  Eucrypta micrantha A. M. Alexander, Louise Kellogg 1941-3-10 1920 Imperial 44 miles NE of Obilby 79 Comment
  SDSU6031  Eucrypta micrantha Wedberg 1966-3-26 1149 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, .1 miles South of San Diego co. 274 Comment
  UCR279132  Eucrypta micrantha A. C. Sanders, Jim Malusa 2017-3-12 42846 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Pegleg Well near Pegleg Mine 424 Comment
  CAS-BOT-BC202381  Euphorbia abramsiana LeRoy Abrams 1903-7-25 3995 Imperial Near Calexico, Imperial Valley Comment
  UC669267  Euphorbia eriantha Annie M. Alexander and Louise Kellogg 1941-3-9 1912 Imperial 16 mi N of Ogilby; Colorado Desert 246 Comment
  UCR269712  Euphorbia eriantha A. C. Sanders, Jim Malusa 2016-3-15 42241 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
  SD95998  Euphorbia micromera Grady L. Webster, S. Lynch 1973-3-18 7586 Imperial 2.3 miles north of Ocotillo. 149 Comment
  UCR211182  Euphorbia pediculifera Jim Andre, T. La Doux 2009-2-26 9892 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
  UCR41504  Euphorbia pediculifera A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6205 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
  SD73500  Euphorbia pediculifera var. pediculifera Helen V. Witham 1970-3-1 702 Imperial Pinto Wash 299 Comment
  GMDRC4143  Euphorbia polycarpa J. Andre, T. La Doux 2010-3-1 12521 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
  SD142432  Euphorbia polycarpa Jon P. Rebman, Adrienne Russell 1997-9-6 4197 Imperial West of Plaster City: along S-80, N of I-8 20 Comment
  UCD142703  Euphorbia polycarpa G. L. Webster; S. Lynch 1973-3-18 7586 Imperial 2.3 miles N of Ocotillo. 152 Comment
  UCR100812  Euphorbia polycarpa Jon P. Rebman 1996-8-2 3344 Imperial Sonoran (Colorado) Desert, Coyote Mountains, between Ocotillo and El Centro: along Painted Gorge Road, 2.6 mi north of S-80 and 3.8 mi east of S-2 50 Comment
  UCR236827  Euphorbia polycarpa Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18849 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
  UCR245092  Euphorbia polycarpa A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40363 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
  UCD39038  Euphorbia polycarpa var. hirtella Beecher Crampton 1962-5-23 6446 Imperial 7-8 miles west of Coyote Wells, along US Hwy. 80, Jacumba Mtns. 304 Comment
  RSA0093977  Euphorbia serpens A. C. Sanders 2015-9-9 41834 Imperial Sonoran (Colorado) Desert. Imperial Valley, Calipatria, at Calipatria Inn on Hwy 111 at north edge of town. -56 Comment
  UCR264208  Euphorbia serpens A. C. Sanders 2015-9-9 41834 Imperial Sonoran (Colorado) Desert, Imperial Valley, Calipatria, at Calipatria Inn on Hwy 111 at north edge of town -56 Comment
  SD143921  Euphorbia setiloba G. K. Helmkamp, E. Helmkamp 1998-1-24 2580 Imperial Between Highway I-8 and the All-American Canal across from the Brock Research Center. 46 Comment
  SD250738  Euphorbia setiloba Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28745 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
  SDSU7685  Euphorbia setiloba H. Wedberg 1966-3-26 1160 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, 0.1 mi. S. of San Diego County. Comment
  UCR245088  Euphorbia setiloba A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40389 Imperial Sonoran (Colorado) Desert, BLM Rd. 554, 0.52 mi. south of Bradshaw Trail, 1.95 mi. SE (117 deg. ) of Indian Well 456 Comment
  UCR245774  Euphorbia setiloba Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4405 Imperial Peninsular Range, Jacumba Mountains; within the Jacumba Mountain Wilderness, c. 3.25 air miles northeast of Mountain Spring or c. 1.25 air miles north of Myer Valley 418 Comment
  UCR50451  Euphorbia setiloba George K. Helmkamp 1988-2-23 31 Imperial Sonoran (Colorado) Desert, at end of a dirt road c. 2 mi WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98 152 Comment
  SD115733  Eustoma exaltatum Duffie Clemons, Erik Jonsson 1984-8-18 872 Imperial Moist sandy soil of Myer Cr, near Mountain Springs (mak 1/06) 640 Comment
  SD125154  Eustoma exaltatum Steven P. McLaughlin 1985-5-31 3016 Imperial Silty flats along Colorado River, Quechan Indian Reservation, 2 miles east of Winterhaven. 36 Comment
  SD141400  Eustoma exaltatum Suzanne Bell 1997-3-16 229 Imperial Squaw Lake, alkaline shore of pond near lake Comment
  SEINET1915105 Image available Eustoma exaltatum Suzanne Bell 1997-3-16 229 Imperial Squaw Lake. Comment
  UCD121418  Eustoma exaltatum subsp. exaltatum J. W. Gilmore 1915-1 s.n. Imperial Imperial Valley. Comment
  UCD121420  Eustoma exaltatum subsp. exaltatum R. N. Raynor 1941-7-24 s.n. Imperial Ditchbank, El Centro. Comment
  CAS-BOT-BC167355  Fagonia laevis C. B. Wolf 1931-5-29 2187 Imperial 3 miles above base of Mountain Springs Grade, west side of Colorado Desert 304 Comment
  CAS-BOT-BC167360  Fagonia laevis W. I. Follett; E. B. Follett 1966-4-26 s.n. Imperial Ca. 1/2 mile west of Coolidge Springs Comment
  OBI5844  Fagonia laevis Carl B. Wolf 1931-5-29 2187 Imperial 3 mi above base of Mtn Springs Grade, W side of colorado Desert 305 Comment
  RSA124326  Fagonia laevis E. K. Balls, Percy C. Everett 1958-3-20 22917 Imperial Ogilby. 107 Comment
  RSA1599  Fagonia laevis Carl B. Wolf 1931-5-29 2187 Imperial 3 miles above the base of Mountain Springs Grade west side of Colorado Desert. 305 Comment
  RSA48338  Fagonia laevis E. K. Balls 1949-4-3 12974 Imperial Beal Well on road from Niland to Blyther, Colorado Desert. 457 Comment
  SD136117  Fagonia laevis Melanie Howe, R. M. Garcia 1994-1-17 376 Imperial Near intersection of SR-78 and S34, common in open areas around intersection. (IPB 10/07) 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
  SDSU17732  Fagonia laevis Kim L. Marsden 1992-3-8 8 III92E Imperial Ca. 100 yards south-west of Highway 98, ca. 3 miles east of Interstate 8. 244 Comment
  UC1228540  Fagonia laevis C. L. Hitchcock and C. V. Muhlick 1962-3-18 22235 Imperial 9.3 mi e Glamis (on rd to Blythe, e edge of Chocolate Mts); Chocolate Mts. Comment
  UC527492  Fagonia laevis C. B. Wolf 1931-5-29 Imperial 3 mi above base Mountain Springs Grade (w side of Colorado Desert); Colorado Desert 304 Comment
  HSC82832  Fagonia pachyacantha A. C. Sanders, Pitzer, Weir, Charlton, Kniffen, Bramlett 1986-3-9 6197 Imperial Coyote Mtns., Fossil Canyon, 3.3 mi. N of Imperial Hwy. (S-2) at Ocotillo, on Shell Canyon Rd. 305 Comment
  JEPS43398  Fagonia pachyacantha L. M. Newlon 1922-4-1 400 Imperial near Coyote Wells; Colorado Desert Comment
  RSA682689  Fagonia pachyacantha Scott D. White, Michael Honer 2003-5-28 9421 Imperial Fish Creek Mountains: Southeast of US Gypsum quarry; minor canyon on southwest facing slope. 183 Comment
  RSA696087  Fagonia pachyacantha LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1266 -a Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD115071  Fagonia pachyacantha Wayne P. Armstrong 1983-2-19 Imperial About 1 mi. s.w. of Ocotillo, along drainage of Meyer Creek 1064 Comment
  SD260312  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2016-3-15 42245 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. Along wash edge at north foot of granitic hill. 441 Comment
  UCR269729  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2016-3-15 42245 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
  SD201153  Ferocactus cylindraceus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16697 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
  RSA0104186  Festuca perennis Duncan S. Bell, Evan Meyer 2015-5-5 8193 Imperial Jacumba Mountains; along Interstate 8, east bound, in the In-Ko-Pah Gorge area, approximately 3 air miles northeast of Mountain Spring. 446 Comment
  UCR155782  Filago californica Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7215 Imperial Peninsular Range, In-Ko-Pah Mountains, Jacumba natural area along road ascending to Valley of the Moon 1000 Comment
  CAS-BOT-BC112387  Fimbristylis vahlii Samuel B. Parish 1913-2-26 8494 Imperial Sand bar, Colorado River, Ft. Yuma. Comment
  SEINET890805 Image available Fimbristylis vahlii J. J. Thornber 1912-1 s.n. Imperial Bard, California, near Arizona line, along Colorado 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
  RSA567775  Fouquieria splendens H. T. Beck 1992-1-26 1465 Imperial County Road S24 Picacho State Recreation Area. Near Chocolate Mountains Comment
  CAS-BOT-BC223592  Fouquieria splendens subsp. splendens C. B. Wolf 1931-3-12 1874 Imperial West base of the Chocolate Mts.; 10 mi. from Niland on rd. to Beal Well Comment
  CAS-BOT-BC223598  Fouquieria splendens subsp. splendens Ira L. Wiggins 1941-3-25 9621 Imperial 8.7 miles northeast of Niland, on road to Beal Well and Blythe Comment
  RSA336163  Fouquieria splendens subsp. splendens Robert F. Thorne 1978-4-29 52134 Imperial West of Chocolate Mountains, ca. 1 mile east of Coachella Canal and west of Melson Well. Comment
  SD200418  Fouquieria splendens subsp. splendens Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16605 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
  SDSU18807  Fouquieria splendens subsp. splendens Carolyn Kunz 1981-4-14 14 Imperial I-8 east to Calexico turnoff, 3/8 of a mile down on the south side of the road, 50 feet from the road. 305 Comment
  SD144361  Fraxinus velutina Jon P. Rebman, Melanie Howe 1997-4-5 3914 Imperial Jacumba Natural Area, east of Jacumba andsoutheast of Inkopah, Smuggler's Cave area. (IPB 10/07) 900 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
  UCR269498  Funastrum cynanchoides A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42058 Imperial Sonoran (Colorado) Desert, Hayden Well on Mammoth Wash, Chocolate Mountains 284 Comment
  POM184103  Funastrum cynanchoides var. hartwegii P. A. Munz, C. L. Hitchcock 1932-4-5 12143 Imperial 2 miles north of Cargo Muchacho Mts. Comment
  UCR260139  Funastrum cynanchoides var. hartwegii A. C. Sanders, Jim Malusa 2015-3-6 41293 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, middle part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 401 Comment
  UC1929847  Funastrum hirtellum Scott D. White, Michael Honer 2003-3-28 8879 Imperial FISH CREEK MOUNTAINS: Unnamed wash between Fisk 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. Comment
  UCR269606  Funastrum hirtellum A. C. Sanders, Jim Malusa 2016-3-14 42179 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
  POM96256  Funastrum hirtellum E. C. Jaeger 1925-12-22 s.n. Imperial Beals Well, Chocolate Mountains. Comment
  RSA792516  Galium angustifolium Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4420 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  SD142885  Galium angustifolium subsp. angustifolium Jon P. Rebman, Mike Simpson 1997-5-29 4141 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cove area, south of Mountain Spring, along US/Mexican border. (IPB 10/07) Comment
  UC1790045  Galium angustifolium subsp. angustifolium Jon Rebman 2003-5-11 8995 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 1139 Comment
  POM234724  Galium stellatum Lyman D. Benson 1933-4-1 4236 Imperial Cuyamaca Mountains. US 80, grade to Mt. Springs, Salton Sea Watershed. 457 Comment
  UCR279142  Galium stellatum A. C. Sanders, Jim Malusa 2017-3-12 42830 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, south of Salvation Wash and NE of German Diggins Wash 407 Comment
  SDSU21312  Galium stellatum var. eremicum Darryl Darden, Michael G. Simpson 2015-3-27 Imperial Near Mountain Springs Rd exit, south of I-8. 674 Comment
  UC666522  Galium stellatum var. eremicum Annie M. Alexander and Louise Kellogg 1941-3-21 1975 Imperial Beal Well Basin Colorado Desert, Chocolate Mountains 410 Comment
  CAS-BOT-BC303535  Geraea canescens C. L. Hitchcock 1968-3-11 25438 Imperial 42 miles S of Indio Comment
  CAS-BOT-BC303542  Geraea canescens Victor Duran 1932-5-8 3190 Imperial Near Dixieland 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
  HSC5680  Geraea canescens C. L. Hitchcock 1966-3-21 24319 Imperial About 5 miles N of Milpitas Wash and 12 miles NW of Blythe-Glamis Hwy. Comment
  POM30735  Geraea canescens Marcus E. Jones 1903-5-8 s.n. Imperial Ogilvie [Location doesn't exist? Could be confused with Ogilby.] 30 Comment
  POM50457  Geraea canescens George D. Abrams 1902-06 s.n. Imperial Imperial. Comment
  RSA0026272  Geraea canescens J. Andre 2013-3-4 24152 Imperial Along Ogilby Rd., 22 miles N of I-8, 4 miles south of jct with Highway 78. 242 Comment
  RSA124270  Geraea canescens E. K. Balls, P. C. Everett 1958-3-19 22884 Imperial 4 mi. w. of Mt. Signal, State Hwy. 98. 0 Comment
  SD122452  Geraea canescens Duffie Clemons, Erik Jonsson 1988-2-11 1920 Imperial Common in alkaline, sandy, silty soil, Shell Reef. (IPB 10/07) 60 Comment
  SD191801  Geraea canescens Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14552 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
  SD200325  Geraea canescens Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16773 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
  UCR101358  Geraea canescens B. G. Pitzer 1998-2-2 3501 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
  SEINET10389885  Geraea canescens var. canescens A. C. Sanders, Jim Malusa 2016-3-14 42171 Imperial Chocolate Mountains, along old Niland-Blythe Rd., 1.92 km NE of Siphon 8 on the Coachella Canal, NE of Slab City 51 Comment
  UCR269619  Geraea canescens var. canescens A. C. Sanders, Jim Malusa 2016-3-14 42171 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd., 1.92 km NE of Siphon 8 on the Coachella Canal, NE of Slab City 51 Comment
  SD158927  Gilia diegensis Jon Rebman, Mark Miller 2003-5-10 8985 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
  UC1952672  Gilia ochroleuca subsp. exilis Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7224 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 Comment
  RSA617860  Gilia stellata W. Wisura 1998-3-28 5117 Imperial Milpitas Wash. 27.15 mi S of I-10 along Wiley Well Rd.. Comment
  RSA802364  Gilia stellata Duncan S. Bell 2013-3-24 4626 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
  SD190667  Gilia stellata Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3166 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  SD242923  Gilia stellata 1993-3-21 Imperial Pinto Canyon Comment
  SEINET3141283  Gilia stellata R. W. Spellenberg 2001-3-4 13127 Imperial 23 km N of Winterhaven on road to Picacho State Recreation area 200 Comment
  SD152267  Gutierrezia sarothrae Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6516 Imperial Mountain Springs Grade, near I-8 exit. Comment
  POM360020  Helianthus annuus H. de Forest, Jack Rempel 1933-4-8 18125 Imperial Between Tamarack Dist. and Superstition Mt. Comment
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Aug 19 2016
  SEINET7989363  Helianthus annuus Jon P. Rebman 1997-9-6 4187 Imperial EUA, Approx. 6 mi. E of Calexico, along Hwy. 98 1 Comment
  UCR165450  Helianthus annuus 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-BC305773  Helianthus niveus Annie M. Alexander; Louise Kellogg 1941-3-13 1933 Imperial Colorado Desert. West of Yuma Comment
  SBBG19020  Helianthus niveus F. E. Clements 1940-11-27 Imperial Yuma Mesa Comment
  CDA6567  Helianthus niveus subsp. tephrodes G. D. Barbe, R. A. Flock 1972-5-1 928 Imperial Edge of Highway 78, western edge of Algodones Dunes, east of Coachella Canal. 0 Comment
  POM184556  Helianthus niveus subsp. tephrodes P. A. Munz, C. Hitchcock 1932-4-5 12133 Imperial east of Holtville. Comment
  RSA291589  Helianthus niveus subsp. tephrodes Bonnie M. Rich 1979-4-19 79001 Imperial Algadones Dunes. Along the north side of the All American Canal, 4 miles east of power drop #1. Comment
  SDSU18386  Helianthus niveus subsp. tephrodes C. Matt Guilliams, Jeff Marshall 2008-4-23 633 Imperial Eastern edge of the Algodones Dunes. North of Interstate 8 and All-American Canal ca 0.5km. Northeast of Gray's Well Road exit ca. 1.5km. Access to area from Ogilby Road. 78 Comment
  UC370475  Heliotropium curassavicum H. E. Parks 1929-2-11 379 Imperial ditches near Salton Sea; Imperial Valley -30 Comment
  UC56693  Heliotropium curassavicum J. E. Roadhouse 1903-7-10 10 Imperial Imperial Valley Comment
  UCSB12504  Heliotropium curassavicum Corfman, Nancy 1961-3-4 Imperial 15 miles south-west of El Centro; 1 1/4 miles west of Baptiste Bazabal (store) on Highway 89 Comment
  SEINET12274989  Heliotropium curassavicum E. A. Purer 1935-1 6378 Imperial On old stage road, west part of county Comment
  HSC27836  Heliotropium curassavicum var. oculatum Richard Spjut 1973-4-10 3285 Imperial Colorado Desert: along the W shore of the Salton Sea near Salton City -61 Comment
  RSA48309  Heliotropium curassavicum var. oculatum E. K. Balls 1949-4-4 12944 Imperial On highway 111, 5 miles north of Niland, Colorado Desert. -61 Comment
  SD139647  Heliotropium curassavicum var. oculatum Jon P. Rebman, Maggie Loy 1996-10-25 3712 Imperial West of Calexico, along border between U.S./Mexico, on edge of agricultural fields. (IPB 10/07) 49 Comment
  SD141421  Heliotropium curassavicum var. oculatum Suzanne Bell 1997-3-16 233 Imperial Squaw Lake Comment
  CDA39360  Hesperocallis undulata H. L. Wilson 1958-2-18 209 -58 Imperial Signal Mountain [Mount Signal], southwest of El Centro. 0 Comment
  POM291269  Hesperocallis undulata Lyman Benson 1933-4-1 4226 Imperial 20 miles W of Yuma. Yuma Desert. Colorado River Watershed. 30 Comment
  POM46930  Hesperocallis undulata Mary F. Spencer 1917-3-25 455 Imperial Coyote Wells, Colorado Desert. Comment
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Oct 9 2010
  RSA239719  Hesperocallis undulata Larry E. DeBuhr, Gary D. Wallace 1973-3-3 780 Imperial Yuha Basin, Pinto Wash; about 16 miles west of Calexico along Highway 98. Comment
  RSA377040  Hesperocallis undulata Russell S. Woglum 1932-03 s.n. Imperial Holtville, 10-20 miles east. Comment
  SBBG25126  Hesperocallis undulata D. Myrick 1966-4-4 1350 Imperial Hwy 78 between Brawley and Glamis Comment
  SD242636  Hesperocallis undulata Andrea Laltoo 2005-2-18 16 Imperial Yuha Desert Area of Critical Environmental Concern, wash to SW side of route 353, between route 346 and the Shellbeds campground road 38 Comment
  SD575  Hesperocallis undulata Unknown 1917-4-18 18 30 Imperial Coyote Wells, Colorado Desert. Comment
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Oct 9 2010
  SD79814  Hesperocallis undulata Helen V. Witham 1971-3-23 1231 a Imperial 2 miles west of Ocotillo, on S-2 199 Comment
  UCR211320  Hesperocallis undulata Jim Andre, T. La Doux 2009-2-26 9866 Imperial Sonoran (Colorado) Desert, Borrego Desert, low hills c. 1.5 mi northeast of Ocotillo and Fwy I-8 96 Comment
  UCR241028  Hesperocallis undulata A. C. Sanders, Ann Howald 2013-3-1 40585 Imperial Sonoran (Colorado) Desert, western edge of Salton Sea, along paved road to former Salton Sea Navy Test base, at end of road where blocked by a migrating Barchan dune, perhaps 1 mile above the former site of the base -38 Comment
  CAS-BOT-BC508668  Hesperocallis undulata Mrs. W. T. Anderson 1926-2-16 s.n. Imperial Westmorland, Imperial Valley Comment
  CAS-BOT-BC203342  Hibiscus denudatus Noel H. Holmgren; Patricia K. Holmgren 1973-3-25 6509 Imperial Palo Verde Mountains, east of Old Palo Verde Road, 8.5 airline miles south-southwest of Palo Verde 259 Comment
  GMDRC2974  Hibiscus denudatus J. Andre, T. La Doux 2009-2-26 9901 Imperial Palo Verde Mountains: Palo Verde Mountains: along major transmission line corridor (Palo Verde Rd) through the Palo Verde Mtns, approx 1 mi. S. of road summit 33 deg. 18.249' N 114 deg. 47.281' W. Elev. 598 ft. 182 Comment
  POM197425  Hibiscus denudatus Roxana S. Ferris 1928-4-21 7168 Imperial Between Glamis and Midway Well. Comment
  POM49773  Hibiscus denudatus Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA643213  Hibiscus denudatus Jon P. Rebman, A. Salywon, C. Christy 1998-3-21 4925 Imperial Davies Valley area; south of Ocotillo and south of Highway 98. 150 Comment
  SBBG87824  Hibiscus denudatus A. C. Sanders 1986-3-10 6245 Imperial 2.15 mi N of Hwy S2 on a dirt rd 1.1 mi SE of the San Diego Co line; Coyote Mtns 304 Comment
  SD120941  Hibiscus denudatus Duffie Clemons, Erik Jonsson 1987-4-13 1682 Imperial Indian Pass ACEC, Chocolate Mountains. Gavilan Wash drainage. 292 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
  UC666486  Hibiscus denudatus Annie M. Alexander and Louise Kellogg 1941-5-28 2250 Imperial Palo Verde Mts. Colorado Desert, Palo Verde Mts. 213 Comment
  CDA35716  Hibiscus denudatus T. C. Fuller 1963-11-2 s.n. Imperial [No additional data.] 0 Comment
  HSC66475  Hilaria rigida Christopher Davidson, A. P. Romspert, Harvey Surprenant 1979-4-28 7785 Imperial Off Hwy. 8 on Sidewinder Rd., 1.5 mi. NW of Pilot Knob 79 Comment
  SD173278  Hilaria rigida Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-4-14 1928 Imperial Trust for Public Lands Option Properties; South of SE tip of Santa Rosa Mtns. Coral Wash, approx. 2.5 air miles SW of hwy. 86 and 2.0 air miles north of hwy. S-22 (Borrego-Salton Seaway). 20 Comment
  SD191738  Hilaria rigida Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14575 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
  SD199751  Hilaria rigida Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16396 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
  SD250582  Hilaria rigida Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28778 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
  UCR102680  Hilaria rigida B. G. Pitzer 1998-2-2 3479 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  UCR109580  Hilaria rigida R. D. Goeden, Don W. Ricker 1977-1-25 s.n. Imperial Salton Trough, E of Niland, along SW side of Coachella Canal near siphon 6, c. 2 miles NE of the East Highline Canal at Flowing Wells 9 Comment
  UCR260056  Hilaria rigida A. C. Sanders, Jim Malusa 2015-3-6 41275 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
  UCR59848  Hilaria rigida George K. Helmkamp 1989-9-17 s.n. Imperial Sonoran (Colorado) Desert, Colorado River Valley; 0.5 mi west of Palo Verde at 4th Street 72 Comment
  SD115592  Hoffmannseggia glauca Duffie Clemons, Erik Jonsson 1983-4-16 465 Imperial In dried mud-silt of playa, Davies Valley, south end of sink. 334 Comment
  UC579489  Hoffmannseggia glauca H. S. Yates 1937-7-4 6817 Imperial 2 mi n Imperial; El Centro Quad. 30 Comment
  UCR17095  Hoffmannseggia glauca D. O. Clark 1969-6-10 s.n. Imperial Sonoran (Colorado) Desert, Imperial Valley, Dogwood and Mead Roads, 1 mi. south of Brawley -34 Comment
  SD258401  Hoffmannseggia microphylla J. M. Andre 2013-3-4 24154 Imperial hedges along Ogilby Rd, 22 mi north of I-8, approx 4 mi south of Jct with Hwy 78 on margin of large wash, bordered by low hills and desert pavement 242 Comment
  UCD105860  Hoffmannseggia microphylla G. L. Webster; S. Lynch 1973-3-18 7591 Imperial 2.3 miles N of Ocotillo. 152 Comment
  UCR278764  Hoffmannseggia microphylla Onkar Singh, B. Huttar 2015-3-16 5098 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro Target 103, c. 12 km NNW of Plaster City 35 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
  UCD85767  Hordeum jubatum R. Tofsrud 1951-4-27 s.n. Imperial 5 miles N of El Centro. Comment
  POM184240  Horsfordia alata P. A. Munz, C. L. Hitchcock 1932-4-6 12167 Imperial 20 miles NE of Ogilby. Comment
  UCR48465  Horsfordia alata Steve Boyd 1986-2-6 1260 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mtns. Plains east of mountains, Powerline Road, 4.4 mi west of Picacho Rd. 170 Comment
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Nov 4 2011
  UCR41581  Horsfordia newberryi A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6202 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
  SD143595  Hydrilla verticillata R. D. Goeden, D. W. Ricker 1977-9-27 Imperial All-American Canal 60 Comment
  POM360734  Hymenoclea salsola J. Doty 1969-3-8 574 Imperial Vallectio Wash; 1 mi. north of Imperial Rd., 1 mi. from the eastern boundary of Anza-Borrego Desert State Park. 244 Comment
  POM6871  Hymenoclea salsola P. A. Munz, L. T. Street, Williams 1919-3-26 2356 Imperial Near Salton Sea. -61 Comment
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Nov 21 2013
  CLARK-A1528-1003  Hymenoxys odorata John C. Roos 1949-4-8 4199 Imperial 60 Comment
  CLARK-A1528-5163  Hymenoxys odorata John C. Roos 1949-4-8 4199 Imperial 60 Comment
  CLARK-A1528-5170  Hymenoxys odorata John C. Roos 1949-4-8 4199 Imperial Palo Verde Valley 60 Comment
  CAS-BOT-BC219725  Hyptis emoryi C. W. Sharsmith; H. K. Sharsmith 1935-1-5 1435 Imperial Picacho Wash, between Picacho Peak and Colorado River, Colorado Desert, southeastern Imperial County Comment
  JEPS63230  Hyptis emoryi L. M. Newlon 1922-3-31 370 Imperial grade e Mountain Springs; e of Mountain Springs Comment
  POM47133  Hyptis emoryi Mary F. Spencer 1917-4-1 253 Imperial Mountain Springs. 808 Comment
  SD200440  Hyptis emoryi Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16700 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
  SD201098  Hyptis emoryi Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3180 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
  SD21985  Hyptis emoryi Catherine Wood 1927-4-12 Imperial Mt. Springs Grade Comment
  UC1292287  Hyptis emoryi C. L. Hitchcock and C. V. Muhlick 1964-3-20 23184 Imperial along State Highway S2, 7 mi n Highway #80 Comment
  UCR148732  Hyptis emoryi Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6535 Imperial W Colorado Desert, NW of El Centro, E side of Fish Creek Mtns and west of Salton Sea 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
  UCR59724  Hyptis emoryi 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
  UCSB28330  Hyptis emoryi Kaska, Elizabeth 1969-2-28 Imperial One mile north of San Diego County Road S2, 1.0 mile east of Anza-Borrego Desert State Park Boundary 243 Comment
  UCSB33438  Hyptis emoryi Kearns, D.; Simmons, Karen; UCSB Botanical Society 1979-3-3 Imperial Beginning of Shell Canyon, 2 miles east of S2, on Shell Canyon 152 Comment
  UC1552547  Ipomoea triloba A. C. Sanders 1988-11-6 8743 Imperial 1.6 mi nw New River crossing at Brawley (between Brawley and Westmoreland, e side of Hwy 86 at intersection with Kalin Rd and Tamarack Canal crossing); Imperial Valley -34 Comment
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Dec 19 2007
  UCR54260  Ipomoea triloba A. C. Sanders 1988-11-6 8743 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
  JEPS19095  Isocoma acradenia var. acradenia S. B. Parish 1912-10-15 8351 Imperial sw of Brawley (desert); Salton Sea -38 Comment
  CAS-BOT-BC311587  Isocoma acradenia var. eremophila S. B. P. 1912-10-1 s.n. Imperial Salton Sink, Colorado Desert Comment
  CAS-BOT-BC311592  Isocoma acradenia var. eremophila S. B. Parish 1912-10-18 8352 Imperial Salton Basin. Dixeyland [Dixieland] -15 Comment
  SD139668  Isocoma acradenia var. eremophila Jon P. Rebman, Maggie Loy 1996-10-25 3690 Imperial Smuggler's Cave area, mountains southeast of In-ko-pah, east of Jacumba. (IPB 10/07) 1029 Comment
  SEINET7989584  Isocoma acradenia var. eremophila Jon P. Rebman 1996-10-26 3737 Imperial Brawley, W of Imperial 10 Comment
  CAS-BOT-BC109997  Juncus acutus Fay A. Mac Fadden 1936-3-26 14501 Imperial Highway Coyote Wells to Jacumba. Comment
  POM145335  Juncus cooperi Marcus E. Jones 1927-4-16 s.n. Imperial Travertine Point, near Salton Sea. Comment
  JEPS67111  Juncus torreyi S. B. Parish 1914-4-5 9039 Imperial Dixieland Imperial Valley Comment
  UCD141906  Juncus torreyi Malcolm A. Nobs; S. Galen Smith 1948-9-4 523 Imperial Imperial Valley. National Waterfowl Refuge, 5 miles north of Westmoreland. Comment
  SD19728  Juniperus californica Frank F. Gander 1937-10-27 4659 Imperial Boulder Park Comment
  CAS-BOT-BC234556  Justicia californica Ira L. Wiggins 1957-3-25 14073 Imperial At junction of State Hwys. 80 & 98 Comment
  SEINET10437629 Image available Justicia californica T. H. Nash, E. H. Nash 1973-2-22 19 Imperial 2 miles west of Coyote Wells along US 8. 488 Comment
  SEINET6630413  Justicia californica N. H. Holmgren, P. K. Holmgren 1974-3-29 7552 Imperial Jacumba Mountain, 3 airline miles southwest of Ocotillo 270 Comment
  UCR61974  Justicia californica A. C. Sanders 1990-2-6 9519 .1 Imperial Sonoran (Colorado) Desert, southeast end of Chocolate Mountains, at Paymaster Mine 313 Comment
  POM161117  Kallstroemia californica L. R. Abrams 1902-9-27 s.n. Imperial Calexico-Imperial Comment
  SEINET8004772  Keckiella antirrhinoides var. microphylla Jon P. Rebman 2003-5-11 8987 Imperial In-Ko-Pah Mountains, E of Jacumba Just over E of San Diego /Imperial County border et just N of the US / Mex border 1220 Comment
  SEINET3096042 Image available Koeberlinia spinosa A. C. Sanders 1989-9-27 9521 Imperial Chocolate Mountains Aerial Gunnery Range, Salvation Pass, ca. 100 m N of Well on an alluvial slope cut by small washes, ca. 25 m N of the old corral. 360 Comment
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Mar 12 2015
  UCR61973  Koeberlinia spinosa A. C. Sanders 1989-2-16 9032 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 8.75 mi west of base boundary (at the end of Dietz Rd.) on the road to Pegleg Well 396 Comment
  UCR58438  Koeberlinia spinosa subsp. tenuispina A. C. Sanders 1989-2-16 9031 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 5.5 mi west of base boundary (at the end of Dietz Rd.) on the road to Pegleg Well 375 Comment
  SD262255  Koeberlinia spinosa var. tenuispina A. C. Sanders, Jim Malusa 2017-3-13 42866 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, major tributary of Salvation Wash 0.15 km NNW of the well near Salvation Pass, 1.1 km west of confluence with German Diggins Wash. 356 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
  HSC82896  Krameria bicolor Christopher Davidson, A. P. Romspert, H. Surprenant 1979-4-29 7805 Imperial Pilot Knob Mesa, 0.5 mi. SW of former town site of Cactus, on railroad access road toward Glamis. 119 Comment
  SD211421  Krameria bicolor Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18858 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
  CAS-BOT-BC45996  Krameria erecta Marcus E. Jones 1906-4-25 s.n Imperial West of Yuma Comment
  CAS-BOT-BC46000  Krameria erecta LeRoy Abrams 1907-12-29 s.n Imperial Signal Mt. Comment
  HSC23311  Krameria erecta C. L. Hitchcock, C. V. Muhlick 1964-3-19 23148 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  RSA302360  Krameria erecta Robert F. Thorne 1977-11-26 50910 Imperial North of Pilot Knob near jct. of Sidewinder Rd. and hwy I-8, east of Pilot Knob campground. 67 Comment
  SBBG87670  Krameria erecta S. Boyd 1986-2-6 1250 Imperial Powerline Rd 5.6 mi W of Picacho Rd, bajada E of the Cargo Muchacho Mtns Comment
  SD254641  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
  JEPS64825  Krameria grayi W. L. Jepson 1912-11-3 5290 Imperial Milpitas Colorado River, Milpitas (<Botanical Expedition along the Colorado River Needles to Yuma..>) 54 Comment
  SEINET3108029  Krameria grayi Sears 1978-4-11 1166 Imperial 17 mi S of Palo Verde. 146 Comment
  SEINET6658821  Krameria grayi D. Atwood, L. Stitch 1993-4-3 17927 Imperial 1.9 mi WNW of Ocotillo on county Rd. 5-2.; 0 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
  RSA469609  Langloisia setosissima subsp. setosissima Martha Hilend 1928-3-23 111 Imperial Wash N of Palm Wash, SW of Fish Springs. [just W of Salton Sea] Comment
  RSA77072  Langloisia setosissima subsp. setosissima F. W. Peirson 1922-4-12 4134 Imperial 30 miles south of Coachella. Comment
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Oct 8 2011
  SD191993  Langloisia setosissima subsp. setosissima Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14565 b 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
  SD200142  Langloisia setosissima subsp. setosissima Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16360 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
  SEINET10922811  Langloisia setosissima subsp. setosissima Greg Gust, Leith Nye 2005-3-3 Gust 460 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
  CAS-BOT-BC171064  Larrea tridentata C. L. Hitchcock 1968-3-11 25440 Imperial 42 mi. s. of Indio Comment
  CAS-BOT-BC171069  Larrea tridentata C. L. Hitchcock 1966-3-19 24272 Imperial 1 mi. e. of Plaster City, W. Imperial Co. Comment
  CAS-BOT-BC171075  Larrea tridentata E. A. McGregor 1917-3-17 703 Imperial Kane Springs, west of Salton Sea - Colorado Desert Comment
  HSC30132  Larrea tridentata J. D. Ackerman, A. M. Montalvo 1974-3-27 159 Imperial Colorado Desert, 0.5 mi. W of Ocotillo Wells on road to Anza-Borrego State Park. Comment
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Oct 9 2012
  POM300563  Larrea tridentata Lyman D. Benson 1961-4-7 16098 Imperial Just east of the sand dunes west of Yuma on U.S. 80Colorado river, Colorado Desert. 30 Comment
  RSA302502  Larrea tridentata Robert F. Thorne 1977-11-25 50897 Imperial 15 miles N of Yuma along Picacho Rd. (perhaps Senator Wash.) 76 Comment
  RSA48302  Larrea tridentata E. K. Balls 1949-4-3 12937 Imperial Near Grays Well on Highway 80 between Holtville and Yuma, Colorado Desert. 76 Comment
  RSA765408  Larrea tridentata Jim Andre, Tasha La Doux 2010-3-1 12524 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
  SD117940  Larrea tridentata Amadeo Rea 24-25 Feb 1983 456 a Imperial Just north of I-8 interchange at exit for S-34 and Glamis Comment
  SD242995  Larrea tridentata Christina Thee 2004-2-11 Imperial Near Plaster City Comment
  SD2881  Larrea tridentata Ralph W. Sumner Sep 1920 Imperial Mt. Springs Comment
  SEINET4560449  Larrea tridentata R. Laport 2010-1 CA-F- 478 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. -30 Comment
  SEINET4560460  Larrea tridentata R. Laport 2010-1 T 2 Q2-1310 Imperial 1 km W of pulloff on Hwy 86 at ~7 km N of Jct between Hwy 78 and Hwy 86, Comment
  SEINET4560724  Larrea tridentata R. Laport 2010-1 CA-J- 635 Imperial 12 km W of Glamis, CA, N side of Hwy 78, adjacent to irrigation canal, sandy dunes on W flank of Algodones Dunes 37 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
  SEINET4560826  Larrea tridentata R. Laport 2010-1 Ca-F- 483 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. -34 Comment
  SEINET4560837  Larrea tridentata R. Laport 2010-1 CA-R- 833 Imperial 3km S of Jct. between Hwy 78 and Hwy 86, small dirt powerline Rd. on N side of Hwy 78, W of Salton Sea. -53 Comment
  SEINET4560851  Larrea tridentata R. Laport 2010-1 T 2 Q2-1312 Imperial 1km W of pulloff on Hwy 86 at ~7km N of Jct. between Hwy 78 and Hwy 86. -1 Comment
  SEINET4561014  Larrea tridentata R. Laport 2010-1 CA-K- 844 Imperial 1km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E fland of Algodones Dunes. 108 Comment
  SEINET4561017  Larrea tridentata R. Laport 2010-1 T 2 Q4-1403 Imperial 4.5km W of Salton City on Borrego-Salton Se Way, ~4km on dirt track (Holly Rd.) into California off-road recreation area. 30 Comment
  SEINET4691453  Larrea tridentata R. Laport 2010-1 CA-K- 650 Imperial 1 km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E flank of Algodones Dunes 120 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
  SEINET4691488  Larrea tridentata R. Laport 2010-1 T 3 Q1-1609 Imperial 20km E of Brawley on Hwy 78, gravel turnoff on N side of Hwy, sandy dunes at W edge of Algodones Dunes. 11 Comment
  SEINET4691494  Larrea tridentata R. Laport 2010-1 CA-H- 500 Imperial 25 km E of Calexico, CA on Hwy 98, ~13 km before Jct. with I-8 on S side of Hwy. near road to an All-American Canal Pumping Station. 18 Comment
  SEINET4691512  Larrea tridentata R. Laport 2010-1 T 3 Q3-1706 Imperial 5km S on gravel Vista Mine Rd. at ~9.5km E of Glamis on Hwy 78, on E side of road at fork. 145 Comment
  SEINET4691533  Larrea tridentata R. Laport 2010-1 CA-I- 871 Imperial 14km N of I-8 on E side of Ogilby Rd., just past the turn off for Gold Rock Ranch. 174 Comment
  SEINET4691546  Larrea tridentata R. Laport 2013-1 T 3 Q3-1707 Imperial 5km S on gravel Vista Mine Rd. at ~9.5km E of Glamis on Hwy 78, on E side of road at fork. 145 Comment
  SEINET4691591  Larrea tridentata R. Laport 2010-1 CA-S- 852 Imperial 25 km E of Glamis, CA~3 km NE on BLM Rd. across from Jct. of Ogilby Rd. and Hwy 78 340 Comment
  SEINET4691602  Larrea tridentata R. Laport 2010-1 CA-S- 853 Imperial 25 km E of Glamis, CA~3 km NE on BLM Rd. across from Jct. of Ogilby Rd. and Hwy 78 337 Comment
  SEINET4691633  Larrea tridentata R. Laport 2010-1 T 3 Q2-764 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 81 Comment
  SEINET4691635  Larrea tridentata R. Laport 2010-1 CA-K- 843 Imperial 1 km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E flank of Algodones Dunes 108 Comment
  SEINET4691646  Larrea tridentata R. Laport 2010-1 T 4 Q1-1762 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 44 Comment
  SEINET4691667  Larrea tridentata R. Laport 2010-1 T 3 Q2-762 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 79 Comment
  UC1130439  Larrea tridentata N. French 1934-2-21 199 Imperial Desert; Carrizo Quad. 304 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
  UCR150170  Larrea tridentata A. C. Sanders, P. J. MacKay, Tim Thomas, E. J. Lawlor, et al. 2005-1-17 29055 Imperial Sonoran (Colorado) Desert, Salton Basin, west of Hwy 86 at Salton Sea Test Base Rd., south of Salton City 6 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
  UCR41512  Larrea tridentata A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6156 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
  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
  UC665855  Lepidium fremontii Ira L. Wiggins 1941-3-25 9627 Imperial Beal Well Chocolate Mountains Comment
  CAS-BOT-BC89541  Lepidium lasiocarpum E. A. McGregor 1917-2-26 2012 Imperial Colorado Desert. El Centro. Comment
  HSC85340  Lepidium lasiocarpum Steve Boyd 1986-2-6 1229 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of I-8 off Sidewinder Rd. and Power-line Rd. Comment
  RSA27483  Lepidium lasiocarpum I. L. Wiggins 1941-3-24 9601 Imperial 6 miles northeast of Niland on road to Beal Well. Comment
  RSA289353  Lepidium lasiocarpum Charles Convis 1980-3-15 55 Imperial Western Salton Basin, 27km due WNW of Westmorland, alt -21m/-70ft. Flats and stabilized dunes 0-2km N of San Felipe Creek in area of confluence with Carrizo wash, -21 Comment
  UCR151359  Lepidium lasiocarpum LeRoy Gross, V. Arvizu, Sarah De Groot, Lisa Rojas, T. Thibault 2004-5-13 1251 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
  UCR165474  Lepidium lasiocarpum 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 12 and 13, c. 4 miles east of Wister 29 Comment
  UCR260038  Lepidium lasiocarpum A. C. Sanders, Jim Malusa 2015-3-5 41270 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  UCR260284  Lepidium lasiocarpum A. C. Sanders, Jim Malusa 2015-3-7 41320 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  SD134500  Lepidium lasiocarpum subsp. lasiocarpum Craig Reiser 1992-3-8 Imperial Pinto Wash, alkaline wetlands. Comment
  SD199951  Lepidium lasiocarpum subsp. lasiocarpum Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16241 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
  SD199956  Lepidium lasiocarpum subsp. lasiocarpum Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16457 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
  SD200388  Lepidium lasiocarpum subsp. lasiocarpum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16794 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
  SD242772  Lepidium lasiocarpum subsp. lasiocarpum 1993-3-13 Imperial South Crucifixion Comment
  JEPS22140  Lepidium lasiocarpum var. lasiocarpum Rimo Bacigalupi with Paul Hutchison 1958-2-16 6111 Imperial just se Niland; Colorado Desert 38 Comment
  UC1292628  Lepidium lasiocarpum var. lasiocarpum C. L. Hitchcock and C. V. Muhlick 1964-3-21 23228 Imperial 15 mi n Glamis (on road to Blythe) 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
  UCD64010  Leptochloa fusca subsp. uninervia E. L. Garthwaite 1920-9-1 Imperial El Centro. Comment
  UCD64067  Leptochloa fusca subsp. uninervia W. W. Mackie 1921-9-1 Imperial Imperial Valley, Exp. Station. Comment
  HSC89582  Leptochloa panicea subsp. brachiata A. C. Sanders 1988-11-6 8747 Imperial Imperial Valley between Brawley and Westmorland, 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
  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
  UCD22730  Leptochloa panicea subsp. brachiata Herman Meister 2003-8-4 s.n. Imperial Collected from Imperial Valley in the Seeley area. Comment
  UC573670  Leptochloa uninervia H. S. Yates 1937-7-3 6811 Imperial near Seeley; El Centro Quadrangle Comment
  SEINET8007713  Leptodactylon pungens Jon P. Rebman 2000-4-21 6560 Imperial In-Ko-Pah Mountains, Jacumba Wilderness Area Comment
  SDSU3169  Linanthus aureus subsp. decorus H. Wedberg 1966-3-26 1173 Imperial On the road from Vallecito Valley to HWY 80 and Ocotillo, 0.1 mi South of San Diego County. 274 Comment
  UCD118496  Linanthus bigelovii C. L. Hitchcock 1970-3-18 25700 Imperial Ca. 8 miles N of Winterhaven. Comment
  RSA0028913  Linanthus jonesii J. Andre 2013-3-4 24092 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
  SBBG107095  Linanthus jonesii D. Hazlett 1993-3-13 Imperial 3 mi S of Ocotillo in Davies Cyn 182 Comment
  SD115597  Linanthus jonesii Erik Jonsson, Duffie Clemons 1983-4-16 470 Imperial [East of Davies Vlley, south of Davies Canyon]Coyote Wells quad, N-facing slope 295 Comment
  SD125162  Linanthus jonesii Steven P. McLaughlin 1985-3-8 2929 Imperial Silty soil in watercourse, north end of Black Mountain, 2.6 miles southeast of California 78. 366 Comment
  SD190669  Linanthus jonesii Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3205 Imperial Picacho State Recreation Area, Bear Canyon Wash, ~ 1.5 SW of Colorado River. 114 Comment
  SD200147  Linanthus jonesii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16261 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
  SD200483  Linanthus jonesii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16615 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
  SD200484  Linanthus jonesii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16807 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
  UCR241575  Linanthus jonesii A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-23 40681 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, north of the old Blythe-Niland Road and south of the Bradshaw Trail, c. 3.7 km WNW of Raineys Well, just south of the Riverside Co. line 595 Comment
  UCR269630  Linanthus jonesii A. C. Sanders, Jim Malusa 2016-3-7 42131 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  SD14047  Linanthus pungens Frank F. Gander 1936-3-14 849 Imperial Boulder Park, top of Mountain Springs Grade 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
  SD162635  Logfia filaginoides Jon Rebman, Mark Miller 2003-5-11 8993 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 1139 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
  SEINET7998846  Lotus argophyllus var. argophyllus Jon P. Rebman 1997-4-5 3918 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  UCR248054  Lotus haydonii Duncan S. Bell 2012-3-23 3234 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, Boulder Creek c. 3 miles north of the U.S./Mexico border 582 Comment
  JEPS22536  Lotus strigosus Rimo Bacigalupi with Paul Hutchison 1958-2-18 6174 Imperial 5.5 mi s Palo Verde settlement (at ne base of the Palo Verde Mts.); Palo Verde Mts. 121 Comment
  JEPS29252  Lotus strigosus Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8321 Imperial 6.3 mi s Picacho (on the Colorado River, nw of Yuma) (in e outliers of the Picacho Mts.); Picacho Mts. 182 Comment
  UCR120518  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 2001-3-17 6287 Imperial Sonoran (Colorado) Desert, Ogilby Rd., 15.4 miles south of Calif. Hwy 78 168 Comment
  RSA511001  Lotus strigosus var. strigosus Robert L. Rutherford 1964-4-1 33562 Imperial east side Sand Hills, ca 14 miles W of Yuma on Hwy 80. Comment
  UCR266575  Lotus strigosus var. tomentellus A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-21 41931 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Salvation Pass along Pegleg Rd., just below confluence of E and N forks of canyon, US Navy Chocolate Mountains Aerial Gunnery Range 303 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
  SEINET10686769  Lupinus Greg Gust, Leith Nye 2005-3-3 Gust 456 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
  CDA270  Lupinus arizonicus Frank B. McMurry 1943-1 1384 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  POM27529  Lupinus arizonicus I. L. Wiggins 1941-3-25 9625 Imperial 12 miles northeast of Niland, on road to Beal Well. Comment
  RSA0023233  Lupinus arizonicus Jim Andre 2013-3-4 23837 Imperial Along Highway 78, south of Palo Verde Mtns. at Milpitas Wash. 216 Comment
  SD143900  Lupinus arizonicus G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2915 Imperial Along Hwy S-24 betwn the All-American Canal & the Colorado River, 2.0 mi N of Laguna Dam. 75 Comment
  SD243900  Lupinus arizonicus Donald Hazlett 1993-3-13 6787 Imperial 3 mi. S of Ocotillo, in Davies Canyon 182 Comment
  SDSU21356  Lupinus arizonicus Nick Garduno, Michael G. Simpson 2015-3-27 3 Imperial Mountain Springs road exit, south of I-8, few hundred yards south of parking lot. 247 Comment
  UCR211178  Lupinus arizonicus Jim Andre, T. La Doux 2009-2-26 9890 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
  UCR269513  Lupinus arizonicus A. C. Sanders, Jim Malusa 2016-3-8 42153 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
  UCR155773  Lupinus bicolor Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7230 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
  SBBG69016  Lupinus concinnus S. W. Hutchinson -Feb-1926 526 Imperial El Centro to Mtn Springs 60 Comment
  CAS-BOT-BC216551  Lupinus excubitus var. medius George B. Rossbach 1940-2-24 s.n. Imperial Bottom of wash by Meyers Creek, desert W of El Centro, In-ko-pah Gorge Comment
  POM183667  Lupinus excubitus var. medius P. A. Munz 1931-3-14 11947 Imperial Foot of Mountain Springs Grade. Comment
  POM211378  Lupinus excubitus var. medius C. B. Wolf 1931-3-14 1896 Imperial Base of Mountains Springs grade in sand west side of Colorado desert. 183 Comment
  RSA0060366  Lupinus excubitus var. medius Duncan S. Bell 2012-3-24 3274 Imperial Jacumba Mountains; eastern base of range; Palm Canyon Wash, approximately 2.6 air miles southeast of Dos Cabezas, and about 0.25 air mile east of the San Diego/Imperial county border. 393 Comment
  UCR256357  Lupinus excubitus var. medius Duncan S. Bell 2012-3-23 3236 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, Boulder Creek c. 3 miles north of the U.S./Mexico border 582 Comment
  SD155454  Lupinus sparsiflorus Craig Reiser 2001-4-8 Imperial Myers Creek, ca. 1 mile east of Mt. Palm Springs [Mountain Spring], near freeway (mak 8/06) Comment
  UCR262324  Lycium Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren 2013-3-9 4488 Imperial Colorado (Sonoran) Desert, Chocolate Mountains, Arrastra Wash c. 2.25 air miles northeast of Picacho Peak 129 Comment
  CAS-BOT-BC231370  Lycium andersonii Ira L. Wiggins 1937-2-17 8560 Imperial 1.5 miles north of Ogilby 134 Comment
  LA209641  Lycium andersonii Martha Hilend; 1930-4-19 sn Imperial Colorado River Basin, 5 mi. N of Laguna Dam Comment
  POM184732  Lycium andersonii Philip A. Munz, C. Leo Hitchcock 1932-4-6 12184 Imperial Midway Well. 28 mi. N. of Ogilby. Comment
  RSA0093827  Lycium andersonii A. C. Sanders, Jim Malusa 2015-3-6 41273 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
  RSA697287  Lycium andersonii LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1239 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SBBG22003  Lycium andersonii R. F. Thorne, R. Rutherford 1964-4-11 Imperial Araz Wash, between Pasadena and Stud Mtns, Cargo Muchacho Mtns 304 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
  SD254706  Lycium andersonii A. C. Sanders, Jim Malusa 2015-3-6 41273 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. 456 Comment
  SEINET5575178  Lycium andersonii Steven P. McLaughlin 1998-1 7386 Imperial Picacho Wash, adjacent to road to Picacho State Rec. Area, with Olneya tesota, Larrea divaricata, Lycium andersonii. 150 Comment
  CAS-BOT-BC231467  Lycium brevipes A. C. Sanders 2010-2-18 37264 Imperial Sonoran (Colorado) Desert; Salton Trough: SW side of Hwy 111 at Niland Marina Rd., dry upper edge of Salton Sea, at near Frink bench mark -51 Comment
  UCR106069  Lycium brevipes Jon P. Rebman, Maggie Loy 1996-10-25 3706 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Calexico, along US/Mexico border 50 Comment
  UCR279434  Lycium brevipes A. C. Sanders, Jim Malusa 2017-3-26 43062 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
  CAS-BOT-BC231470  Lycium brevipes var. brevipes Annie M. Alexander; Louise Kellogg 1941-5-28 2255 Imperial Colorado Desert. 17 miles north of Ogilby 246 Comment
  SD200510  Lycium brevipes var. brevipes Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16612 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
  UCR250326  Lycium brevipes var. hassei R. E. Riefner Jr. 2013-8-2 13- 169 Imperial Sonora (Colorado) Desert, Southwest of Niland, Sonny Bono Salton Sea National Wildlife Refuge, Rock Hill Trail, vicinity of Sinclair Road and Gentry Road -69 Comment
  HSC82903  Lycium parishii A. C. Sanders, Pitzer, Weir, Charlton, Kniffen, Bramlett 1986-3-9 6190 Imperial Coyote Mtns., Fossil Canyon, 3.3 mi. N of Imperial Hwy. (S-2) at Ocotillo, on Shell Canyon Rd. 305 Comment
  RSA0042075  Lycium torreyi A. C. Sanders, Ann Howald 2013-3-1 40592 Imperial Salton Sink, along San Felipe Creek south of Hwy 78, 0.22 km west of Hwy 86 opposite the Border Patrol checkpoint -54 Comment
  POM99031  Lyrocarpa coulteri var. palmeri E. C. Jaeger 1926-4-10 s.n. Imperial Fish Mtn., Box Canyon Comment
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Jan 22 2012
  CDA8229  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
  SEINET1096625 Image available Machaeranthera canescens var. canescens Jon Rebman, Maggie Loy 1996-10-25 3694 Imperial In-ko-pah area; along Boulder Creek and just east of San Diego/Imlperial County line; near small oasis. 915 Comment
  CAS-BOT-BC347612  Malacothrix glabrata Ira L. Wiggins 1957-3-25 14076 Imperial Canyon 1.7 mi. S. of Hwy. 98 Comment
  SD199841  Malacothrix glabrata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16234 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
  SD73517  Malacothrix glabrata Helen V. Witham 1970-4-19 790 Imperial In-Ko-pah Mountains, southeast of Jacumba 1200 Comment
  SD73524  Malacothrix glabrata Helen V. Witham 1970-4-19 803 Imperial In-Ko-Pah Mountains, usually near or in edge of low shrubs. 1200 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
  CAS-BOT-BC322586  Malperia tenuis Roxana S. Ferris 1939-3-29 9696 Imperial Split Mountain Canyon, Fish Creek Mountains Comment
  RSA787304  Malperia tenuis Duncan S. Bell, Kim Clark, Bob Ellis, John Krapek, Shane Oakes, Tom Persons, et al. 2012-3-24 3275 Imperial At the foot of the Jacumba mountains, approximately 2 air miles north of the U.S./Mexico border, northeast of Skull Canyon. 204 Comment
  RSA787305  Malperia tenuis Duncan S. Bell, Bob Ellis, John Krapek, Shane Oakes, Tom Persons, et al. 2012-3-24 3276 Imperial At the foot of the Jacumba mountains, approximately 1.75 air miles north of the U.S./Mexico border, northeast of Skull Canyon. 292 Comment
  UC84224  Malperia tenuis T. S. Brandegee 1901-1 Imperial near Boundary Line; Colorado Desert, Signal Mt. Comment
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Nov 4 2009
  POM99012  Malperia tenuis E. C. Jaeger 1926-4-10 s.n. Imperial Fish Mountain Comment
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Feb 25 2014
  SD139537  Malvella leprosa Jon P. Rebman, Maggie Loy 1996-10-25 3715 Imperial West of Calexico, along border between U.S./Mexico, on edge of agricultural fields. (IPB 10/07) 49 Comment
  UCD116698  Malvella leprosa Malcolm A. Nobs; S. Galen Smith 1948-9-6 563 Imperial About 5 miles west of El Centro. Comment
  UCR67340  Mammillaria tetrancistra Ed LaRue 1991-4-25 91- 40 Imperial Sonoran (Colorado) Desert, 6 mi north of Cargo Muchacho Mtns, 7-8 mi north of Hedges. In and adjacent to Indian Wash 244 Comment
  SEINET7999395  Medicago sativa Jon P. Rebman 1996-10-26 3733 Imperial Seeley, N de Seeley 10 Comment
  UCD108067  Melilotus indicus Lyster H. Dewey 1916-4-5 s.n. Imperial Yuma Experiment Farm, Bard. Comment
  RSA802272  Mentzelia albicaulis Duncan S. Bell 2013-3-24 4598 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
  GMDRC6906  Mentzelia desertorum J. M. Andre 2015-3-3 31287 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
  UCR166212  Mentzelia desertorum A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16047 Imperial Sonoran (Colorado) Desert, Salton Sink; Travertine Point, W side of Hwy 86 just south of the Riverside County line -31 Comment
  RSA69555  Mentzelia hirsutissima var. stenophylla F. W. Peirson 1927-4-16 7209 Imperial Foot of Mountain Springs Grade, Western Imperial County Comment
  RSA69583  Mentzelia involucrata F. W. Peirson 1932-3-22 9800 Imperial Midway Well 152 Comment
  SD191945  Mentzelia involucrata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14527 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
  SD200060  Mentzelia involucrata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16400 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
  SD260268  Mentzelia involucrata A. C. Sanders, Jim Malusa 2016-3-18 42377 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap (Iris Pass 7.5'Q) 537 Comment
  SD6092  Mentzelia involucrata unknown 1916-4-23 Imperial near Mountain Springs Comment
  UC669262  Mentzelia involucrata Annie M. Alexander and Louise Kellogg 1941-3-9 1918 Imperial 22 mi n Ogilby 365 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
  UCR41838  Mentzelia involucrata A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6256 Imperial Sonoran (Colorado) Desert, Coyote Mtns., 2.15 miles north of Hwy S-2 on dirt road 1.1 miles SE of San Diego Co. line 306 Comment
  UCR269640  Mentzelia involucrata var. megalantha A. C. Sanders, Jim Malusa 2016-3-14 42183 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd., at mouth of canyon below Lion Head Mtn. 276 Comment
  CDA36688  Mentzelia longiloba Guy Beevor & J. L. Johnson 1964-3-19 Imperial 1 mile east of Andrade along the Mexican border. 0 Comment
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Sep 4 2016
  JEPS23066  Mentzelia longiloba Reino Alava with R. Bacigalupi, and Dr. and Mrs. Rolla Tryon''Reino Alava (with R. Bacigalupi, and Dr. and Mrs. Rolla Tryon) 1958-3-3 1811 Imperial From U. S. Highway 80 to Ogilby, 1 mile north of U. S. Highway 80. Colorado Desert. 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
  SD175111  Mentzelia longiloba var. longiloba Amadeo M. Rea 1993-3-18 1889 Imperial West of Yuma, Brock Research Center Road & I-8 Comment
  SEINET889860  Mentzelia longiloba var. longiloba Steven P. McLaughlin 1986-1 3136 Imperial along frontage road north of I-8 91 Comment
  UCR103658  Mentzelia longiloba var. longiloba George K. Helmkamp, E. Helmkamp 1998-1-24 2575 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
  RSA0126947  Mentzelia longiloba var. longiloba Bonnie M. Rich 1979-4-21 79034 Imperial North side of All American Canal, 4.5 miles E of Power drop #2. Comment
  RSA0126957  Mentzelia longiloba var. longiloba E. K. Balls, P. C. Everett 1958-3-20 22891 Imperial 0.5 miles N along road to Ogilby and Blythe from U.S. Hwy 80. 61 Comment
  RSA0127367  Mentzelia longiloba var. longiloba R. Weatherby 1950-3-4 1039 Imperial 23 miles east of Holtsville at Junction of Highways 98 and 80. 61 Comment
  SEINET8071904  Mentzelia multiflora subsp. longiloba C. Elam, A. Curtis 2003-1 CE 03 -21 Imperial Oxbow Lake, across river from boatramp and fee parking lot. 70 Comment
  UCR212933  Mesembryanthemum nodiflorum A. C. Sanders 2010-3-25 37604 Imperial Sonoran (Colorado) Desert; Salton Trough, Wister, Howell Road at RR tracks, near Hwy 111 -59 Comment
  SEINET4557627  Mimulus aurantiacus var. aridus Jon P. Rebman, Melanie Howe 1997-1 3922 Imperial Jacumba Natural Area: east of Jacumba and southeast of Inkopah: Smuggler's Cave area. 900 Comment
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Nov 30 2017
  UCR266550  Mimulus bigelovii A. C. Sanders, Jim Malusa 2016-1-24 41989 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
  PASA116  Mimulus fremontii Margaret Stason 3/28 Imperial West of El Centro Comment
  SEINET8004033  Mirabilis bigelovii var. retrorsa Jon P. Rebman 2000-4-21 6559 Imperial In-Ko-Pah Mountains, Jacumba Wilderness Area Comment
  UCR133885  Mirabilis laevis June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Fossil Canyon, Coyote Mountains 366 Comment
  CAS-BOT-BC434764  Mirabilis laevis var. retrorsa Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9615 Imperial Upper end of Painted Gorge, Carisso Mts. Comment
  CAS-BOT-BC384038  Mirabilis laevis var. villosa Ira L. Wiggins 1941-3-25 9648 Imperial On east side of Chocolate Mountains, 11.3 miles northeast of Beal Well Comment
  RSA264030  Mirabilis laevis var. villosa Noel Holmgren, Patricia K. Holmgren 1974-3-29 7539 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo. 274 Comment
  SD73543  Mirabilis laevis var. villosa Helen V. Witham 1970-3-1 718 Imperial Pinto Wash. 299 Comment
  UC665907  Mirabilis laevis var. villosa Ira L. Wiggins 1941-3-25 9648 Imperial E side of Chocolate Mountains, 11.3 mi NE of Beal Well Comment
  UCD98208  Mirabilis laevis var. villosa C. L. Hitchcock 1966-3-20 24290 Imperial About 15 mi. n. of Ogilby on rd. to Blythe. Comment
  RSA787310  Mirabilis tenuiloba Duncan S. Bell, Kim Clark, Bob Ellis, Tanner Harris, John Krapek, Shane Oakes, Tom Persons 2012-3-25 3282 Imperial Collecting between the I-8 split about a mile east of Mountain Spring. 663 Comment
  RSA776564  Mirabilis tenuiloba Amber Swanson, Duncan S. Bell 2011-2-25 164 Imperial Off Hwy I-8 in Devil's Cyn on W side of rd. 528 Comment
  RSA387418  Mohavea confertiflora Steve D. Boyd 1986-2-6 1236 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
  RSA48434  Mohavea confertiflora E. K. Balls 1949-4-3 12919 Imperial Open slope between Chocolate Mts. and Salton Sea 8 miles along road from Niland to Blythe, Colorado desert 152 Comment
  RSA698936  Mohavea confertiflora J. R. Bruff 1928-4-5 s.n. Imperial Painted Gorge. Comment
  SBBG87620  Mohavea confertiflora A. C. Sanders 1986-3-9 6198 Imperial Fossil Cyn, on Shell Cyn Rd, 3.3 mi N of Imperial Hwy (County Rd S-2) at Ocotillo; Coyote Mtns 304 Comment
  SD242966  Mohavea confertiflora Donald Hazlett 1993-3-13 6806 Imperial 3 mi. S of Ocotillo, in Davies Canyon 182 Comment
  SD260303  Mohavea confertiflora A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42065 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, head of Mammoth Wash, above slot canyon in upper gorge. 487 Comment
  UC669333  Mohavea confertiflora Annie M. Alexander and Louise Kellogg 1941-3-16 1945 Imperial 23 mi n of Ogilby (Colorado Desert); Colorado Desert 323 Comment
  UCR211160  Mohavea confertiflora Jim Andre, T. La Doux 2009-2-26 9895 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
  UCR279163  Mohavea confertiflora A. C. Sanders, Jim Malusa 2017-3-12 42884 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Pegleg Well near Pegleg Mine 424 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
  SD242780  Monolepis nuttalliana 1993-3-8 Imperial Highway 98 S of No Mirage 28 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
  UCR212943  Monolepis nuttalliana A. C. Sanders 2010-3-25 37597 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Wister area, Wilkins Road 0.2 mi. SE of 90 deg. bend at Hobbs Road junction, c. 5.8 mi. NW of Niland -19 Comment
  UCR67921  Monolepis nuttalliana Maureen Hales Pendleton 1978-3-22 78- 02 Imperial Sonoran (Colorado) Desert, Salton Sea vicinity; S of Hwy 111, near Bombay Beach -61 Comment
  CAS-BOT-BC349745  Monoptilon bellioides Ira L. Wiggins 1937-2-25 8609 Imperial Picacho Wash 7.5 mi. N. of All-American Canal Spillway Comment
  GMDRC9384  Monoptilon bellioides J. M. Andre 2017-3-4 37202 Imperial Palo Verde Mountains: eastern base of range 8.2 mi. south of town of Palo Verde, 0.2 miles west of Hwy 78 76 Comment
  OBI42737  Monoptilon bellioides Unknown 1970-3-23 358 Imperial At roadside along I-8, 5 mi E of Ocotillo Comment
  PASA1696  Monoptilon bellioides Margaret Stason 3/28 Imperial Desert west of El Centro Comment
  POM363585  Monoptilon bellioides H. de Forest, Jack Rempel 1933-4-9 17755 Imperial Bet. Tamarack Dist. & Superstition Mt. Comment
  RSA697194  Monoptilon bellioides LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1250 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SD173200  Monoptilon bellioides Larry Hendrickson, L. Louise Jee 2005-4-27 2121 Imperial Grave Wash, approx. 3.0 air miles west of hwy. 86 and 2.5 air miles north of hwy. S-22 (Borrego-Salton Seaway). 36 Comment
  SD27692  Monoptilon bellioides Allan Keller 1940-3-16 207 Imperial Painted Gorge Comment
  UCR277526  Monoptilon bellioides Mitch Provance 2008-3-15 10066 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
  UCR279216  Monoptilon bellioides A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42731 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  UCR41807  Monoptilon bellioides A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6228 Imperial Sonoran (Colorado) Desert, Badlands south of Painted Gorge, 1/2 mi east of Painted Gorge Road at a point 2.4 miles north of Hwy S-80 76 Comment
  CAS-BOT-BC275317  Muhlenbergia microsperma Roxana S. Ferris 1928-4-22 7174 Imperial 5 miles S of Midway Well on the Blythe - Glamis Road Comment
  CHSC13244  Muhlenbergia microsperma Larry C. Higgins 1973-3-26 6374 Imperial Ca. 20 miles northwest of Winterhaven along Olgsby road. Comment
  HSC100064  Muhlenbergia microsperma Frank McMurry 1943-1 1286 Imperial Sonora Desert, Imperial National Wildlife Refuge. Comment
  POM184107  Muhlenbergia microsperma P. A. Munz, CL Hitchcock 1932-4-5 12148 Imperial 2 miles north of Cargo Muchacho Mts. Comment
  RSA254126  Muhlenbergia microsperma Noel Holmgren, Patricia K. Holmgren 1973-3-29 6543 Imperial Picacho Road, 2 miles south of Picacho, 19 airline miles north of Yuma 107 Comment
  RSA643598  Muhlenbergia microsperma Jon P. Rebman, L. Renfro 1997-11-19 4759 Imperial Northwest of Yuma: east of Ogilby Road along Indian Pass Road at Chemgold Company's Imperial Project. T13S R21E S32-33. Comment
  SEINET236147 Image available Muhlenbergia microsperma Frank B. McMurry 1943-12-3 1286 Imperial 3 miles northwest of Control TOwer Imperial Dam. Small wash above rock quarry. 107 Comment
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Sep 2 2016
  UC1146061  Muhlenbergia microsperma C. L. Hitchcock and C. V. Muhlick 1964-3-21 23216 Imperial about 30 mi n Ogilby 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
  UCR277794  Muhlenbergia microsperma Jim Malusa 2016-11-1 s.n. Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 2.34 miles SW (224 deg. ) of Mount Barrow 457 Comment
  SEINET919534  Myriophyllum spicatum Steven P. MacLaughlin, Janice E. Bowers, Ken Hall 1986-1 4151 Imperial In Devil's Lake on the south side of the Colorado River, just downstream from Picacho State Rec. Area. Comment
  SD81875  Myriopteris viscida L. C. Cook 1931-1 1456 Imperial Myer's Creek Bridge, Mountain Springs Grade (mak 8/06) 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
  CAS-BOT-BC456202  Najas marina Malcom A. Nobs; S. Galen Smith 1948-9-5 544 Imperial Laguna Dam, Lower Colorado River Comment
  UC51600  Nama Jos. Burtt Davy 1902-3-28 7965 Imperial Calexico Comment
  SBBG25058  Nama demissa D. Myrick 1966-4-4 1366 Imperial Vincent Ranch, off Hwy 78 ca. 25 mi NE of Glamis; Chocolate Mtns Comment
  UCR269561  Nama demissa A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42030 Imperial Sonoran (Colorado) Desert, near Hayden Well on Mammoth Wash, Chocolate Mountains 285 Comment
  UCR279161  Nama demissa A. C. Sanders, Jim Malusa 2017-3-12 42886 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Pegleg Well near Pegleg Mine 424 Comment
  UCR279234  Nama demissa A. C. Sanders, Jim Malusa 2017-3-13 42864 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
  SEINET12279923  Nama demissa Unknown 1958-1 1807 Imperial Junction of the Highway 80 and 98 and the road the Ogilby Comment
  SEINET9120537  Nama demissa M. A. Peihl 1964-1 6443 Imperial Along wash in desert flat on W side of railroad 1.2 mi S of Glamis. 99 Comment
  SD243921  Nama demissa var. demissa Donald Hazlett 1993-3-13 6826 Imperial 3 mi. S of Ocotillo in Davies Canyon 182 Comment
  UC669320  Nama demissa var. demissa Annie M. Alexander and Louise Kellogg 1941-3-21 1983 Imperial Beal Well Basin , Beal Well Basin (Chocolate Mts.) 410 Comment
  RSA421131  Nama demissa var. deserti N. C. Cooper 1949-3-17 3110 Imperial Mountain Springs. 610 Comment
  UCR30828  Nama hispida var. revoluta John C. Roos 1949-4-7 4172 Imperial Sonoran (Colorado) Desert, Hills 14 or 15 mi. west of Yuma. Comment
  RSA421156  Nama hispida var. spathulata Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7745 Imperial Algondones Dunes, dirt track continutation of Ogilby Rd, ca. 1/8 mi from All American Canal. 41 Comment
  RSA603561  Nama hispida var. spathulata R. S. Woglum 1940-3-10 2446 Imperial Sonora Desert: Ogilby. Comment
  UCR279397  Nemacladus A. C. Sanders, Jim Malusa 2017-3-25 43027 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, on old Niland-Blythe Rd., 2.8 km east of Surveyors Pass 610 Comment
  UCR279452  Nemacladus A. C. Sanders, Jim Malusa 2017-3-26 43050 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, north of Frink, along dirt road 800 m above Siphon 17 of the Coachella Canal 63 Comment
  RSA0014948  Nemacladus glanduliferus Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana Van Klaveren 2013-3-17 4542 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  SD118877  Nemacladus glanduliferus Duffie Clemons, Erik Jonsson 1986-3-8 1332 Imperial [North of Skull Valley] Yuha Desert, occasional on dry rocky ridge; Coyote Wells quad. (IPB 10/07) 305 Comment
  SD208188  Nemacladus glanduliferus Jon Rebman, G. Fleming, et al. 2009-3-25 16711 Imperial Freeman Propertis (Truckhaven): West of the Salton Sea, northwest of Salton City, west of Highway 86; Section 7 (SP7), north fork of Big Wash, Site SPHAMB. 136 Comment
  UCR211978  Nemacladus glanduliferus Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-10 16260 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 19 (SP19), north fork of Palm Wash, Site HYPEMO in sandy arroyo and surrounding rocky embankments 88 Comment
  RSA787795  Nemacladus glanduliferus var. orientalis Duncan S. Bell 2012-3-23 3258 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
  SEINET10840158  Nemacladus glanduliferus var. orientalis Philip A. Munz 1932-4-6 Munz 12178 Imperial Wash above 4 S Ranch, 25 miles northeast of Ogilby Comment
  JEPS22343  Nemacladus orientalis Rimo Bacigalupi with Paul Hutchison 1958-2-18 6185 -A Imperial 9.5 mi sw Palo Verde settlement (slope above and e of summit of Ogilby-Blythe road, in the Palo Verde Mts); Palo Verde Mts. 259 Comment
  JEPS22347  Nemacladus orientalis Rimo Bacigalupi with Drs. R. and A. Tryon, R. and A. Alava 1958-3-3 6219 A Imperial about 5.5 mi s Midway Well (along road from Palo Verde to Ogilby, about 1.0 mi n of the junction of road to Glamis, e flanks of Chocolate Mts); Chocolate Mts. 332 Comment
  CAS-BOT-BC309815  Nemacladus rubescens J. Mark Porter 2012-3-30 15079 Imperial About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain 278 Comment
  RSA0013124  Nemacladus rubescens J. Mark Porter, Sarah J. De Groot 2012-4-12 15090 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  SD120978  Nemacladus rubescens Duffie Clemons, Erik Jonsson 1987-4-12 1678 Imperial Indian Pass ACEC, Chocolate Mountains, in granitic sands of Gavilan Wash. (IPB 10.07) 292 Comment
  SEINET10461148  Nemacladus rubescens Noel H. Holmgren, Patricia K. Holmgren 1974-3-28 Holmgren 7522 Imperial Jacumba Mts., 3 airline miles southwest of Ocotillo. T17S R9E Sec 12 274 Comment
  JEPS22348  Nemacladus tenuis var. aliformis Rimo Bacigalupi with Drs. R. and A. Tryon, R. and A. Alava 1958-3-3 6219 B Imperial about 5.5 mi s Midway Well (along the road from Palo Verde to Ogilby, about 1.0 mi n of road to Glamis, e flanks of Chocolate Mts); Chocolate Mts. 332 Comment
  JEPS22356  Nemacladus tenuis var. aliformis Rimo Bacigalupi with Drs. R. and A. Tryon, R. and A. Alava 1958-3-3 6220 Imperial about 5.5 mi s Midway Well (along the road from Palo Verde to Ogilby, about 1.0 mi n of road to Glamis, e flanks of Chocolate Mts); Chocolate Mts. 332 Comment
  RSA766654  Nemacladus tenuis var. aliformis J. P. Rebman, G. Fleming, V. Marshall, A. Winner 2009-3-25 16720 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 7, north fork of Big Wash, Site SPHAMB in large arroyo and surrounding hillsides. 137 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
  POM184108  Nemacladus tenuis var. tenuis C. L. Hitchcock 1932-4-5 12145 Imperial 2 miles north of Cargo Muchacho Mountains. Comment
  SD115641  Nemophila menziesii var. menziesii Duffie Clemons, Erik Jonsson 1983-5-14 594 Imperial In-Ko-Pah Mountains, south of I-8. (IPB 10/07) 1157 Comment
  CDA41130  Nicotiana obtusifolia T. C. Fuller 1959-4-8 2477 Imperial 11 road miles south of Palo Verde, above Colorado River. 0 Comment
  HSC20456  Nicotiana obtusifolia C. L. Hitchcock 1966-3-20 24298 Imperial 15 mi. N of Ogilby, along road to Blythe. Comment
  POM156236  Nicotiana obtusifolia L. R. Abrams 1903-4-2 3157 Imperial Signal Mountain, Colorado Desert. Comment
  RSA2039  Nicotiana obtusifolia Carl B. Wolf 1931-3-14 1900 Imperial Mountain Springs Grade. 274 Comment
  RSA336161  Nicotiana obtusifolia Robert F. Thorne 1978-4-29 52133 Imperial W. of Chocolate Mountains: 1 mile E of Coachella Canal and W of Melson Well. Comment
  RSA591833  Nicotiana obtusifolia Gary D. Wallace 1968-2-22 810 Imperial SW part of the county; along Hwy 80, just east of Ocotillo. Comment
  SD200223  Nicotiana obtusifolia Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16151 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
  SD200224  Nicotiana obtusifolia Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16439 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
  SD242977  Nicotiana obtusifolia 1993-3-11 Imperial Shell Canyon Comment
  SD242979  Nicotiana obtusifolia 1998-3-3 Imperial Pinto Wash Comment
  SEINET3141229  Nicotiana obtusifolia R. W. Spellenberg 2001-3-23 13174 Imperial Burro Wash on road to Picacho State Recreation Area 31 road km N of junction with state route 24 with IH- 8 170 Comment
  UCR260043  Nicotiana obtusifolia A. C. Sanders, Jim Malusa 2015-3-5 41263 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  UCR265853  Nicotiana obtusifolia Mitch Provance 2008-3-15 10115 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
  POM290992  Nolina bigelovii Lyman Benson 1940-7-7 10364 Imperial Mountain Springs (town). 610 Comment
  RSA615784  Nolina bigelovii James C. Dice, Ann Croft 1985-6-5 613 Imperial Mountain Springs. 670 Comment
  SEINET2059545 Image available Nolina bigelovii Jim Dice, Michael Donoghue 1984-6-24 581 Imperial SW Imperial Co., Mountain Springs 670 Comment
  UCR103665  Oenothera deltoides George K. Helmkamp, E. A. Helmkamp 1998-1-23 2566 Imperial Sonoran (Colorado) Desert, On the W side of Hwy 86, 18.8 mi. NW of Westmorland -30 Comment
  JEPS43955  Oenothera deltoides subsp. deltoides W. S. Childs 1922-3-22 Imperial Brawley Comment
  POM355576  Oenothera deltoides subsp. deltoides M. B. Dunkle 1935-4-19 4593 Imperial E. of Holtville 0 Comment
  RSA271696  Oenothera deltoides subsp. deltoides David S. Verity, Jane Turner, Francis M. Ball 1964-2-15 1368 Imperial Ca. 21 1/2 mi. E. of Holtsville on main hwy. to Yuma; Comment
  RSA550047  Oenothera deltoides subsp. deltoides Walter Wisura, J. Dolan, M. Wall 1992-3-25 4660 Imperial Imperial Dunes W of Glamis Comment
  RSA75421  Oenothera deltoides subsp. deltoides F. W. Peirson 1927-4-15 7192 Imperial 10 miles east of Holtsville Comment
  UCR123771  Oenothera deltoides subsp. deltoides Steven R. Hill, K. Kramer 2001-4-27 33505 Imperial Sonoran/Colorado Desert, north side of California Route 78, 1.7 mi west of Glamis (measured from railroad crossing), Algodones Dunes 92 Comment
  CAS-BOT-BC427424  Oligomeris linifolia Robert F. Thorne; Robert Rutherford 1964-4-10 33581 Imperial Ca 1 mile SE of Glamis on road to Ogilby, E. Imperial County Comment
  CAS-BOT-BC427429  Oligomeris linifolia W. I. Follett; E. B. Follett 1966-4-21 s.n. Imperial 4.4 miles ca. southwest of Truckhaven Comment
  POM161120  Oligomeris linifolia George D. Abrams 1903-1-13 s.n. Imperial Near Calexics Comment
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Oct 16 2013
  POM47359  Oligomeris linifolia Mary F. Spencer 1917-3-31 234 Imperial Coyote Wells Comment
Read comments
Oct 9 2010
  RSA0023238  Oligomeris linifolia Jim Andre 2013-3-4 23828 Imperial Chocolate Mountains; east side of range at end of Imperial Gables Rd., 4.2 mi. west of Highway 78. 422 Comment
  RSA0092013  Oligomeris linifolia Jim M. Andre 2015-3-3 31292 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
  SD211441  Oligomeris linifolia Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18866 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
  SD243978  Oligomeris linifolia Donald Hazlett 1993-3-13 6777 Imperial 2 mi S of Ocotillo Just N of WA Comment
  SD250537  Oligomeris linifolia Ellen Dean, Tom Starbuck, Margaret Starbuck, T. Zavortink 2010-4-9 5919 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 miles N of Hwy 78 along Kipf Road. In long finger of vegetation on the E side. Inside incomplete ring of minor dunes on E side of main dune. 75 Comment
  SD83117  Oligomeris linifolia Helen V. Witham 1972-12-12 1779 Imperial open desert, 4 mi. east of Ocotillo 149 Comment
  SEINET10858414  Oligomeris linifolia Greg Gust, Leith Nye 2005-3-4 Gust 487 Imperial Summit of Black Mountain on Black Mountain Rd. High desert scrub. 549 Comment
  SEINET12807448  Oligomeris linifolia Chris Dietrich, M. Merello, and H. Schmidt 1994-1 39 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 221 Comment
  UC495326  Oligomeris linifolia Philip A. Munz and C. L. Hitchcock 1932-4-5 12150 Imperial 2 mi n Cargo Muchacho Mts.; n of Cargo Muchacho Mts. 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
  UCR212508  Oligomeris linifolia A. C. Sanders 2010-2-20 37284 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
  UCR212609  Oligomeris linifolia Jon P. Rebman, Warren Schmidtmann, Victoria Marshall 2008-4-9 14490 Imperial Sonora (Colorado) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 10 (SL 10), in Grave Wash -31 Comment
  UCR214492  Oligomeris linifolia A. C. Sanders, Victor Leighton, Morgan King 2010-3-24 37579 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Red Hill on the SE end of the Salton Sea, near mouth of the Alamo River, c. 5.9 mi. SW (245 deg. ) of Niland -58 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
  UCR253671  Oligomeris linifolia Jim Andre 2013-3-4 24156 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
  UCR33649  Oligomeris linifolia Sears 1978-4-10 1115 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
  CAS-BOT-BC334465  Olneya tesota A. C. Sanders; T. B. Salvato 2013-5-9 40832 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, S of Chuckwalla Mountains, along BLM road 620 (E-W powerline road), c. 3.65 km E of rd. 552, 2.3 km SE of Raineys Well 486 Comment
  SBBG128617  Olneya tesota A. C. Sanders, T. B. Salvato 2013-5-9 40832 Imperial Chuckwalla Bench, S of Chuckwalla Mtns, along BLM rd 620 (E-W powerline rd), ca. 3.65 km E of rd 552, 2.3 km SE of Raineys Well 486 Comment
  UCR27205  Olneya tesota L. F. LaPre, D. Hogan 1982-5-19 s.n. Imperial Sonoran (Colorado) Desert, Algodones Dunes, 1.5 mi west of the junction of Interstate Hwy 8 with Ogilby Road. From the route of SD6 and E interconnection transmission line Comment
  UCR241609  Opuntia basilaris A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-23 40677 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, north of the old Blythe-Niland Road and south of the Bradshaw Trail, c. 3.7 km WNW of Raineys Well, just south of the Riverside Co. line 595 Comment
  SD193089  Opuntia basilaris var. basilaris Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-11 14607 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
  SEINET7951658 Image available Opuntia basilaris var. basilaris Larry Hendrickson, Jon Rebman 2005-4-16 3221 Imperial Picacho State Recreation area, south of Colorado River, Taylor Lake Overlook 203 Comment
  RSA721476  Opuntia bigelovii Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-13 4319 Imperial Chocolate Mountains: Along Beal road near Surveyor's Pass. 645 Comment
  SEINET224228  Opuntia bigelovii E. K. Balls, P. C. Everett 1957-11-5 22769 Imperial 9 mi. NW. from Ocotillo 244 Comment
  SEINET224169  Opuntia echinocarpa Lyman Benson 1963-7-13 I 6373 Imperial Laguna mountain range. Mountain Springs near the San Diego County line, US 80. 640 Comment
  SD134686  Opuntia echinocarpa var. echinocarpa Gilbert A. Voss Unknown 1352 Imperial About 3 miles west of the junction of S-22 and Highway 86. Widely scattered in washes in granitic alluvium. (IPB 7/07) 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
  CAS-BOT-BC502854  Orobanche cooperi subsp. cooperi B. Willard 1946-3-24 s.n. Imperial 5 mi from Valerie Jean's, N of Hwy 66, on old ocean bottom, near sea line Comment
  CDA18504  Orobanche ludoviciana Frank B. McMurry 1943-1 1354 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  RSA600710  Oryza sativa L. C. Wheeler 1954-9-25 7098 Imperial Palo Verde. Comment
  CAS-BOT-BC327834  Palafoxia arida S. B. Parish 1912-10-19 8364 Imperial Salson Basin. Dunes on Alamo River near Calexico 0 Comment
  CAS-BOT-BC327881  Palafoxia arida J. Latting 1977-12-11 s.n. Imperial Sonoral Desert: E side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road. 69 Comment
  CAS-BOT-BC327905  Palafoxia arida C. L. Hitchcock 1968-3-11 25441 Imperial Open desert, 42 mi S of Indio Comment
  OBI38336  Palafoxia arida A. C. Sanders, Pitzer, Charlton, et al 1986-3-8 6159 Imperial East Mesa, E end of Montgomery Rd at the Coachella Canal, ca 1.25 mi NW of Mammoth Wash crossing of the canal. (T12S, R15E, SE 1/$ sec 1 27 Comment
  UCR41474  Palafoxia arida A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6159 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
  SEINET5707785 Image available Palafoxia arida D. F. Howe 1980-1 s.n. Imperial 17.5 miles east of Brawley on Highway 78.; Brawley 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
  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
  RSA489399  Palafoxia arida var. arida George K. Helmkamp 1988-2-28 s.n. Imperial Sandy flat just N of Signal Mtn., S of Hwy 98. [Mount Signal 10 km cell; PG-1N, 2E 31 Comment
  SD199852  Palafoxia arida var. arida Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16545 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
  SD243842  Palafoxia arida var. arida Stephen Larson 1983-3-13 Imperial [Locality determined by SDNHM] North of Mountain Springs Comment
  SD250446  Palafoxia arida var. arida June Latting 1973-2-18 Imperial Sonoran Desert, Yuha Desert: sand pit area on Yuha Cutoff, Hwy 98, west of Calexico (Mount Signal 7.5'Q) 22 Comment
  SD256698  Palafoxia arida var. arida J. M. Andre 2013-3-3 23979 Imperial Along frontage road at RR tracks, just N of I-8, just W of Winterhaven, approx 3 miles NW of Yuma AZ. Yuma West 7.5'Q) 39 Comment
  SEINET3831705  Palafoxia arida var. arida Jon P. Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-1 18864 Imperial Southwest of plaster City on Bureau of Land Management (BLM) property on an area proposed for development of a solar facility: S of Hwy. S80 & NE of Ocotillo & W of El Centro; alonga powerline road 53 Comment
  UCR226819  Palafoxia arida var. arida Jim Andre, Glenn L. Clifton 2011-2-20 15826 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
  RSA592920  Palafoxia arida var. gigantea Ana L. Reina G., T. R. Van Devender 1996-4-27 96 -220 Imperial Gray's well exit on Hwy 8, 24 km west of Winterhaven, Imperial Sand Dunes Recreation Lands 55 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
  SD144029  Palafoxia arida var. gigantea B. Pitzer 1998-2-2 3477 Imperial Algondones Dunes: S terminus of Ogilby Rd. on S side of Hwy I-8. 60 Comment
  SD17612  Palafoxia arida var. gigantea Allen C. Keller 1937-5-31 Imperial 34.2 miles east of Holtville, Sand dunes Comment
  SD87849  Palafoxia arida var. gigantea Frank W. Peirson 1927-4-15 7198 Imperial Sand Dunes west of Yuma Comment
  SEINET891496  Palafoxia arida var. gigantea Unknown 1996-1 96 -220 Imperial Grays Well Exit on Interstate 8, 24 km W. of Winterhaven, Imperial (Algodones) Dunes, Imperial Sand Dunes Recreation Lands 55 Comment
  UC1351650  Palafoxia arida var. gigantea G. B. Rossbach 1963-7-3 5239 Imperial by Rt. 80 ca 16 mi w Yuma (s Imperial County) Comment
  UC537089  Palafoxia arida var. gigantea Philip A. Munz 1931-3-15 11968 Imperial sand hills 25 mi w Yuma Comment
  UCD134877  Palafoxia arida var. gigantea C. L. Hitchcock 1966-3-19 24287 Imperial between Yuma and Holtsville. Comment
  UCR3819  Palafoxia arida var. gigantea Frank C. Vasek 1964-4-11 640411- 03 Imperial Sonoran (Colorado) Desert, W of Glamis, 1 mi west of Osborn Park. Comment
  UCSB36654  Palafoxia arida var. gigantea Brownell, K. 1980-5-17 Imperial 13 mi. E. on Hwy. 78 from Hwy. 115, near Glamis Comment
  SBBG129333  Panicum coloratum R. E. Riefner Jr. 2013-8-1 13 -159 Imperial El Centro, SE of Seeley, near Sunbeam Lake Park, E of Drew Rd and N of W Ross Rd vicinity of Bennett Rd -13 Comment
  SD125866  Panicum urvilleanum Lyman Benson, Robert Benson 1952-4-13 14883 Imperial Oasis on U.S. 80, sand dunes west of Yuma, Arizona. Colorado River drainage, sandy soil 91 Comment
  UCSB36655  Panicum urvilleanum Brownell, Kathleen 1980-5-17 Imperial 13 mi. east on Hwy. 78 from Hwy. 115; near Glamis Comment
  SEINET882939 Image available Papaveraceae F. Ownbey, G. B. Ownbey 1954-1 2113 Imperial 0.5 mi SW of Beal Well, Chocolate Mountains Comment
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Jan 12 2018
  SEINET10389859  Parietaria hespera A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42031 Imperial ENE of Hayden Well on Mammoth Wash, Chocolate Mountains 291 Comment
  CAS-BOT-BC202246  Parkinsonia aculeata K. Larson 1976-1-13 1824 Imperial Six miles S.W. Heber near New River Comment
  OBI12765  Parkinsonia aculeata H. E. McMinn 1925-6-30 1465 Imperial El Centro near Standard Oil Station Comment
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Aug 22 2012
  HSC14619  Parkinsonia florida C. L. Hitchcock, C. V. Muhlick 1964-3-21 23208 Imperial 20 mi. N of Ogilby Comment
  OBI8345  Parkinsonia florida David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12050 Imperial 7 mi NW of Salton City along Calif 86 Comment
  SBBG87825  Parkinsonia florida A. C. Sanders 1986-3-8 6170 Imperial E side of Algodones Dunes, ca. 2.7 mi NW of Glamis along dirt rd parallel to railroad, SW of Mesquite Siding between the Railroad and the dunes 85 Comment
  SD200004  Parkinsonia florida Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16728 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
  SD200406  Parkinsonia florida Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16633 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
  UCSB42717  Parkinsonia florida Matkin, Craig 1971-4-17 Imperial Colorado Desert, about 17 miles south of Palo Verde 91 Comment
  PASA206  Parosela parryi Margaret Stason 4/32 Imperial Not far from Wileys well Comment
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Jun 24 2016
  SD250587  Paspalum vaginatum Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28821 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
  POM158025  Pectis papposa L. R. Abrams 1904-06 4099 Imperial Near Calexico, Imperial Valley Comment
  RSA603959  Pectis papposa L. C. Wheeler 1956-11-4 7242 Imperial 7 miles SSW Palo Verde. Comment
  RSA767476  Pectis papposa J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13385 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  UCR245087  Pectis papposa A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40388 Imperial Sonoran (Colorado) Desert, BLM Rd. 554, 0.52 mi. south of Bradshaw Trail, 1.95 mi. SE (117 deg. ) of Indian Well 456 Comment
  CAS-BOT-BC355852  Pectis papposa var. papposa E. A. McGregor 1912-10-16 1064 Imperial Colorado Desert. 5 mi east of Calexico Comment
  CAS-BOT-BC355858  Pectis papposa var. papposa LeRoy Abrams 1904-6-1 4099 Imperial Imperial Valley near Calexico Comment
  CAS-BOT-BC355861  Pectis papposa var. papposa K. Larson 1976-10-25 1974 Imperial Heber study area - S of El Centro Comment
  GMDRC9783  Pectocarya heterocarpa J. M. Andre 2017-3-9 37964 Imperial Salton Sink; 0.4 mi. west of Hwy 86, 5.3 mi. NNW of Salton City -19 Comment
  JEPS22172  Pectocarya heterocarpa Rimo Bacigalupi and P. C. Hutchison 1958-2-17 6135 Imperial 1.5 mi s Gold Rock Ranch (on road from Ogilby to Blythe, by way of Midway Well); Colorado Desert 137 Comment
  SD199922  Pectocarya heterocarpa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16166 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
  SD250463  Pectocarya heterocarpa Ellen Dean, Tom Starbuck, Margaret Starbuck 2010-4-1 5833 Imperial BLM Algodones Dunes Natural Area; east side of dunes, 6.0 miles north of Highway 78, along Kipf Rd. eas and west side of road. 74 Comment
  SD28404  Pectocarya heterocarpa Frank F Gander 1941-3-20 8986 Imperial Araz Stage Station near Winterhaven Comment
  SDSU19678  Pectocarya heterocarpa Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18853 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
  UCR108480  Pectocarya heterocarpa A. C. Sanders, O. F. Clarke, D. Crowley, S. Brun, D. Gries 1995-3-14 16102 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
  SD199929  Pectocarya platycarpa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16265 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
  UCR107950  Pectocarya platycarpa Jon P. Rebman, Melanie Howe 1997-4-5 3924 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 Comment
  SD262233  Pectocarya recurvata A. C. Sanders 2017-3-12 42825 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, south of Salvation Wash and NE of German Diggins Wash. 404 Comment
  UCR155797  Pectocarya recurvata Jon P. Rebman 2001-3-16 7209 Imperial Peninsular Range/Sonoran (Colorado) Desert, Jacumba Natural Area. In-Ko-Pah Mountains near Smuggler's Cove 1046 Comment
  UCR211977  Pectocarya recurvata Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-10 16263 B Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 19 (SP19), north fork of Palm Wash, Site HYPEMO in sandy arroyo and surrounding rocky embankments 88 Comment
  UCR269733  Pectocarya recurvata A. C. Sanders, Jim Malusa 2016-3-17 42325 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. at west side of Surveyors Pass 663 Comment
  UCR248055  Pellaea mucronata Duncan S. Bell 2012-3-23 3241 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, Boulder Creek c. 3 miles north of the U.S./Mexico border 582 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
  UCD124340  Penstemon H. Fong 1972-6-13 s.n. Imperial Kyburg-route 50. 1219 Comment
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Sep 11 2016
  RSA412497  Penstemon clevelandii Anstruther Davidson 1929-1 s.n. Imperial Imperial Valley. Comment
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Apr 30 2014
  SD73522  Penstemon clevelandii var. clevelandii Helen V. Witham 1970-4-19 800 Imperial In boulders, In-Ko-Pah Mountains 1200 Comment
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Nov 7 2007
  HSC85355  Perityle emoryi Steve Boyd 1986-2-6 1243 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
  RSA302664  Perityle emoryi J. R. Shevock 1972-4-2 1140 Imperial Salton Sea. Comment
  RSA471851  Perityle emoryi H. S. Gentry 1936-11 2965 Imperial Fish Creek, west side of Colorado Desert, -30 Comment
  RSA471864  Perityle emoryi N. C. Cooper 1949-3-17 3086 Imperial Coyote Wells. 152 Comment
  RSA792426  Perityle emoryi Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4397 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
  SBBG22050  Perityle emoryi R. F. Thorne 1964-4-10 33590 Imperial ca. 1 mi SE of Glamis on rd to Ogilby Comment
  SD144904  Perityle emoryi Jon Rebman, A. Salywon & C. Christy 1998-3-21 4928 Imperial Davies Valley area; south of Ocotillo and south of Hwy. 98 149 Comment
  SD191820  Perityle emoryi Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14479 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
  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
  SD199859  Perityle emoryi Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16258 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
  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
  SD242723  Perityle emoryi Donald Hazlett 1993-3-13 6798 Imperial 3 mi. S of Ocotillo, in Davies Canyon 182 Comment
  SD242724  Perityle emoryi 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  SD250452  Perityle emoryi B. Pitzer 1998-2-2 3522 Imperial Colorado Desert: Tumco Wash, where powerline crossed Ogilby Road (first time heading S, second time heading N) 198 Comment
  UC604933  Perityle emoryi Roxana S. Ferris and Ruth P. Rossbach 1938-5-17 9593 Imperial upper end Painted Gorge; Carisso Mts. Comment
  UC831548  Perityle emoryi Ira L. Wiggins 1937-2-25 8613 Imperial 0.7 mi n All-American Canal Spillway; Picacho Wash Comment
  UCD134898  Perityle emoryi C. L. Hitchcock 1966-3-20 24293 Imperial about 15 miles north of Ogilby along road to Blythe. 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
  UCR120743  Perityle emoryi George K. Helmkamp, E. A. Helmkamp 2001-3-17 6288 Imperial Sonoran (Colorado) Desert, Ogilby Rd., 15.4 miles south of Calif. Hwy 78 168 Comment
  UCR266726  Perityle emoryi A. C. Sanders, J. Malusa 2016-1-22 41954 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range 412 Comment
  UCR269687  Perityle emoryi A. C. Sanders, Jim Malusa 2016-3-16 42267 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd. at powerlines, 2.6 km NNW of Beal Well 472 Comment
  UCR41802  Petalonyx linearis A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6193 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
  SDSU14033  Petalonyx thurberi Carrie Ash, Dr. M. G. Simpson 2002-4-20 5 Imperial Anza Borrego State Park near Dos Cabeza, two miles west of Ocatillo, and about 100 m on west side of Sugarloaf Mountain. 271 Comment
  VVC306  Petalonyx thurberi W. W. Mayhew 1958-12-20 s.n. Imperial Colorado Desert, no county data on original label only the name 'Grandad Dune Comment
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Dec 31 2015
  JEPS97017  Petalonyx thurberi subsp. thurberi Dean W. Taylor 1998-6-8 16494 Imperial Tarantula Wash, ca. 2.5 miles down the wash south of Highway 78, and ca. 8 miles E of Highway 86 -15 Comment
  SD14565  Petalonyx thurberi subsp. thurberi Frank F. Gander 1936-4-15 1355 Imperial Extreme northwest corner of Imperial County. (IPB 10/07) Comment
  SD33129  Petalonyx thurberi subsp. thurberi L. M. Huey 1944-6-25 Imperial Mountain Springs Grade Comment
  RSA776106  Petalonyx thurberi subsp. thurberi Amber Swanson 2011-3-8 193 Imperial Algodone dunes; open area N of wilderness area. 80 Comment
  SD242980  Petunia parviflora BLM 1993-6-10 627 Imperial Winterhaven Comment
  CAS-BOT-BC326838  Peucephyllum schottii S. B. Parish 1915-2-8 8431 Imperial At the base of the mountains south west of Travertine Rock, Salton Basin -30 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
  UCR41888  Peucephyllum schottii A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6191 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
  NY1058207  Phacelia ambigua N. H. Holmgren 1973-3-25 6515 Imperial Palo Verde Mountains, east of Old Palo Verde Road, 8.5 airline miles south-southwest of Palo Verde 850 Comment
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Nov 20 2013
  RSA239826  Phacelia ambigua C. W. Tilforth 1972-12-31 712 Imperial South of Travertine rock, just south of riverside- Imperial County line. Comment
  RSA336154  Phacelia ambigua Robert F. Thorne 1978-4-29 52119 Imperial W of Chocolate Mountains: ca. 1 mile E of Coachella Canal and W of Melson Well. Comment
  SD173135  Phacelia crenulata var. ambigua Larry Hendrickson, Kim Marsden, Mary Delavalle 2005-3-17 1719 Imperial California State Lands Commission property, Anza Ditch. 0.6 mi. east of Four Palms Spring and 1.0 air mi. north of hwy. S-22 (Borrego-Salton Seaway) T10s, R9e Sec. 22. 15 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
  UCR265858  Phacelia crenulata var. ambigua Mitch Provance 2008-3-15 10086 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
  UCR33516  Phacelia crenulata var. ambigua Sears 1978-4-11 1159 Imperial Sonoran (Colorado) Desert, edge of Chocolate Mountains, 1.5 mi. south of Indian Pass 305 Comment
  UCR120532  Phacelia crenulata var. crenulata George K. Helmkamp, E. A. Helmkamp 2001-3-17 6296 Imperial Sonoran (Colorado) Desert, Ogilby Rd., 15.4 miles south of Calif. Hwy 78 168 Comment
  JEPS89038  Phacelia crenulata var. minutiflora Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8320 Imperial along road about 8 mi s Pichaco (on Colorado River northwest of Yuma) Comment
  OBI38399  Phacelia crenulata var. minutiflora Unknown 1986-3-8 6178 Imperial Yuha Desert, ca. 5 mi airline S of Plaster City, in fossil oyster beds along a dirt rd ca 5 mi S of the Dunaway Rd exit off Hwy I-8 (T16S, R11E, sec 33) 61 Comment
  RSA802281  Phacelia crenulata var. minutiflora Duncan S. Bell 2013-3-24 4606 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
  SD113340  Phacelia crenulata var. minutiflora Darley F. Howe 1949-3-19 2067 Imperial Yuha Road, southwest Colorado Desert Comment
  SD143847  Phacelia crenulata var. minutiflora G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2921 Imperial Colorado Desert: Imperial Dam area, just S of the dam on Hwy S-24 75 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
  UCR226609  Phacelia crenulata var. minutiflora Jim Andre 2011-2-20 15834 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
  RSA0004068  Phacelia crenulata var. minutiflora P. A. Munz, C. L. Hitchcock 1932-4-5 12141 Imperial 2 miles north of Cargo Muchacho Mts. Comment
  RSA706305  Phacelia cryptantha Jon P. Rebman, Mark Miller 2003-5-10 8982 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
  SD242848  Phacelia cryptantha Donald L. Hazlett 1993-3-19 6850 Imperial 4 mi. SSW of Ocotillo, in Davies Valley 274 Comment
  RSA0092018  Phacelia distans Jim M. Andre 2015-3-3 31284 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
  RSA428208  Phacelia distans N. C. Cooper 1949-3-17 3109 Imperial Mountain Springs. 610 Comment
  SEINET10389878  Phacelia distans A. C. Sanders, Jim Malusa 2016-3-7 42109 Imperial 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
  UCR156500  Phacelia distans Jon P. Rebman, M. Miller 2003-5-10 8979 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
  UCR269683  Phacelia distans A. C. Sanders, Jim Malusa 2016-3-15 42250 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
  POM156077  Phacelia minutiflora L. R. Abrams 1903-4-2 3190 Imperial Signal Mountain, Colorado Desert. Comment
  RSA45518  Phacelia minutiflora J. C. Roos 1949-4-8 4193 Imperial Milpitas Wash, at road from Midway Well to Palo Verde. 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
  SD200434  Phacelia neglecta Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16581 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
  UC665840  Phacelia neglecta Ira L. Wiggins 1941-3-28 9657 Imperial 13 mi w Wiley Well Comment
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Sep 23 2012
  UCR279209  Phacelia neglecta A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42706 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, SE end on range above Imperial Gables, along dirt track 390 Comment
  SD190648  Phacelia pedicellata Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3156 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  SD242853  Phacelia pedicellata 1993-3-11 Imperial Shell Canyon Comment
  SD242854  Phacelia pedicellata 1993-3-11 Imperial Shell Canyon Comment
  SD134660  Phacelia pediculoides Craig Reiser 1992-3-14 Imperial East of Coyote Wells, north of Calexico Highway Comment
  SD37186  Phacelia pediculoides D. F. Howe 1941-3-21 1264 Imperial Yuma Road east of Holtville Comment
  SEINET6055735  Phacelia tanacetifolia Richard G. Walter 1977-3-1 Imperial Collected near town of Borrego Springs on rd. leading staight N from town circle Comment
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Sep 6 2016
  CDA32609  Phalaris minor T. C. Fuller 1965-2-15 13070 Imperial Rutherford Property, Rockwood Canal, Gate 121, 1.5 miles east of Brawley. 0 Comment
  SD125034  Phalaris minor Steven P. McLaughlin, Janice E. Bowers 1985-3-10 2948 Imperial 1.7 miles west of Winterhaven. Comment
  SD191745  Phalaris minor Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14536 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
  UCSB12289  Phalaris minor Corfman, Nancy 1961-3-4 Imperial 10 miles west of Calexico along Highway 98 Comment
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Feb 20 2015
  SEINET3379036  Phoenix dactylifera Stephanie Anderson 2009-1 79 Imperial Imperial Valley, El Centro vicinity, in fields off La Bruchiere Highway, ca. 2 miles N of Mexicali. -2 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
  NY37804  Pholisma sonorae Collector unspecified 1946-6-11 s.n. Imperial Both sides of large drain canal, 17 miles northeast of Brawley, northeastern part of Imperial Valley, 1 mile west of old Birch line Comment
  POM135502  Pholisma sonorae P. A. Munz 1927-07 s.n. Imperial Between Yuma and Holtville Comment
  SDSU18394  Pholisma sonorae C. Matt Guilliams, Jeff Marshall 2008-4-23 634 a Imperial Algodones Dunes. Plant collected from Eriogonum deserticola in area of accumulated sand near power line tower in flat, disturbed area adjacent to Gray's Well Road to south. Ca. 1.5km southwest of Gray's Well Road exit of I-8. 62 Comment
  SEINET1042514  Pholisma sonorae G. Rink, A.,B. and D. Phillips 2004-1 Imperial Comment
  JEPS1260  Pholistoma auritum var. arizonicum L. M. Newlon 1922-4-1 386 Imperial grade e. of Mountain Springs Comment
  SD155781  Pholistoma auritum var. arizonicum Jon P. Rebman 2001-3-16 7208 Imperial Jacumba Natural Area, In-Ko-Pah Mountains, near Smuggler's Cove. (IPB 10/07) 1046 Comment
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Jan 23 2012
  HSC83069  Pholistoma membranaceum A. C. Sanders, D. Charlton, B. Pitzer, W. Wright 1986-3-10 6273 Imperial S side of old highway at Mtn. Springs Rd. exit from Hwy. 8, ca 1/3 mi. E of town of Mtn. Springs, at head of Myer Creek 673 Comment
  OBI38397  Pholistoma membranaceum Unknown 1986-3-10 6273 Imperial Mountain Springs Rd exit from hwy I-8, S side of old hwy, ca 1/3 mi E of comm of Mtn Springs, at head of Myer Crk T17S, R9E, N1/2 of SE 1/4 sec 19 671 Comment
  RSA787786  Pholistoma membranaceum Duncan S. Bell 2012-3-23 3238 B Imperial The Jacumba mountains; collecting in Boulder Creek approximately 3 miles north of the U.S./Mexico border. 582 Comment
  SBBG87957  Pholistoma membranaceum A. C. Sanders, D. Charlton, B. Pitzer, W. Wright 1986-3-10 6273 Imperial Mtn Spring Rd exit from Interstate 8, S side of old hwy, ca. 0.3 mi E of community of Mtn Springs, at head of Myer Crk 670 Comment
  SD19735  Phoradendron bolleanum Frank F. Gander 1937-10-27 4666 Imperial Boulder Park. (IPB 10/07) Comment
  CAS-BOT-BC135052  Phoradendron californicum Le Roy Abrams 1905-3-25 3230 Imperial Calexico, Imperial Valley 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
  RSA0021544  Phoradendron californicum Jim Andre 2013-3-4 24091 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
  SD14559  Phoradendron californicum Frank F. Gander 1936-4-15 1349 Imperial Extreme northwest corner of Imperial county Comment
  SD200230  Phoradendron californicum Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16245 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
  SD250713  Phoradendron californicum Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28792 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
  SD250714  Phoradendron californicum Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28704 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
  SD262376  Phoradendron californicum A. C. Sanders, Jim Malusa 2017-1-11 42648 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, below Mary Lode Mine along dirt road. 302 Comment
  UC848866  Phoradendron californicum Ira L. Wiggins 1937-2-17 8558 Imperial 3.5 mi. n. Ogilby (on rd. to Palo Verde) 134 Comment
  UCR281934  Phoradendron californicum A. C. Sanders, Jim Malusa 2017-9-21 43365 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
  UCR108085  Phoradendron villosum Jon P. Rebman, Melanie Howe 1997-4-5 3912 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 Comment
  CAS-BOT-BC250981  Phragmites australis Ira L. Wiggins 1957-3-23 14021 Imperial 3.3 mi. So. of State Hwy. 78 along U. S. Hwy. 99 (near Kane Springs) Comment
  UCR106072  Phragmites australis Jon P. Rebman, Maggie Loy 1996-10-25 3713 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Calexico, along US/Mexico border 50 Comment
  UCR41422  Phragmites australis A. C. Sanders, B. Pitzer, et al. 1985-12-22 5980 Imperial Sonoran (Colorado) Desert, south end of the Salton Sea, Garst Road at the Alamo River Delta -70 Comment
  SD190588  Phragmites australis subsp. berlandieri Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3188 Imperial Picacho State Recreation Area, Upper Dock, south side of Colorado River. 61 Comment
  CDA41158  Physalis acutifolia T. C. Fuller 1958-9-25 s.n. Imperial 3.5 miles north of Niland. 0 Comment
  JEPS8971  Physalis acutifolia S. B. Parish 1912-10-14 8338 Imperial Rockwood -51 Comment
  RSA487812  Physalis acutifolia A. C. Sanders 1988-11-6 8752 Imperial Imperial Valley between Brawley and Westmoreland, Highway 86 at junction with Kalin Road and Tamarack Canal Crossing, 1.6 miles NW of New River crossing at Brawley. -34 Comment
  UCD126734  Physalis acutifolia L. Beaty 1924-9-25 s.n. Imperial Melloland, El Centro. Comment
  CAS-BOT-BC376142  Physalis crassifolia L. Nye; G. Gust 2005-3-5 15 Imperial Off S2, ca. 6 miles NW of Ocotillo 361 Comment
  OBI25811  Physalis crassifolia George Cisneros 1970-11-26 10 Imperial 10 mi W of Calexico near mt Signal; one mi from hwy 80 0 Comment
  POM47282  Physalis crassifolia Mary F. Spencer 1917-3-25 237 Imperial Near Coyote Wells. Comment
  RSA48433  Physalis crassifolia E. K. Balls 1949-4-3 12917 Imperial Open slope between Chocolate Mts. and Salton Sea 8 miles along road from Niland to Blythe, Colorado desert 152 Comment
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Oct 18 2007
  SD250707  Physalis crassifolia Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28764 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
  SD260304  Physalis crassifolia A. C. Sanders, Jim Malusa 2016-3-15 42252 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
  UC2030006  Physalis crassifolia LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1330 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
  UCR148717  Physalis crassifolia Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6537 Imperial W Colorado Desert, NW of El Centro, E side of Fish Creek Mtns and west of Salton Sea Comment
  UCR170252  Physalis crassifolia Scott D. White, Jennifer H. Jones 2005-4-19 10957 Imperial Sonoran Desert, Fish Creek Mountains 213 Comment
  UCR260276  Physalis crassifolia A. C. Sanders, Jim Malusa 2015-3-7 41319 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR57965  Physalis lancifolia S. P. McLaughlin 1988-11-16 4315 Imperial Sonoran (Colorado) Desert, Picacho Wash, at All-American Canal 61 Comment
  JEPS8976  Physalis pubescens var. integrifolia S. B. Parish 1912-10-21 8339 Imperial Ft. Yuma; Colorado River Comment
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Feb 16 2010
  CAS-BOT-BC60803  Physaria tenella Annie M. Alexander; Louise Kellogg 1941-3-17 1953 Imperial Colorado Desert. 23.5 miles north of Ogilby. 323 Comment
  CAS-BOT-BC60814  Physaria tenella P. A. Munz 1920-3-30 3444 Imperial Near Bananza Providence Mountains. 762 Comment
  HSC80316  Pilostyles thurberi R. F. Thorne 1978-4-29 52087 Imperial Near Salton Sea, sandy wash opposite entrance to Salton Sea Naval Base -61 Comment
  POM365517  Pilostyles thurberi Robert Gustafson 1983-3-28 2475 Imperial Hwy. 86, about 2 miles before the Allen Road turnoff, west of the Salton Sea. Comment
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Sep 12 2016
  RSA151045  Pilostyles thurberi Peter H. Raven 1962-4-19 17381 Imperial 0.8 miles southeast of Kane Springs -46 Comment
  RSA182932  Pilostyles thurberi Robert L. Rutherford 1964-11-29 251 Imperial North side of Pinto Wash, 1 mile south of Hwy 98 15 Comment
  SD140376  Pilostyles thurberi Jon Rebman, Andrew Salywon 1997-3-19 3821 Imperial NW of Ocotillo: along Hwy S2 between Ocotillo and Canebrake; 2.1 mi NW of jctn. with I-8 79 Comment
  UCR123798  Pilostyles thurberi Steven R. Hill, K. Kramer 2001-4-27 33496 Imperial Sonoran Desert, California Route 86, W side of U.S. Navy Salton Sea Test Base road just east of Route 86, about 10.4 mi south of Salton City 5 Comment
  NY1154650  Plagiobothrys jonesii N. H. Holmgren 1974-3-29 7545 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  RSA0092935  Plagiobothrys jonesii Jim M. Andre 2015-3-3 31316 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
  UCD124453  Plantago erecta J. Massey; James Henrickson 1966-3-18 1109 Imperial ca. 2 miles west of Coyote Wells. Comment
  CDA42150  Plantago ovata H. L. Wilson 1958-2-18 201 -58 Imperial Signal Mountain [Mount Signal] area, southwest of El Centro. 0 Comment
  SD220700  Plantago ovata Margaret R. Mulligan, L. Hendrickson, L. L. Jee 2008-4-25 2516 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
  UC447184  Plantago ovata J. Ewan 1931-4-2 4090 Imperial 6 mi n Kane Springs 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
  UCR151420  Plantago ovata LeRoy Gross, V. Arvizu, Sarah De Groot, Lisa Rojas, T. Thibault 2004-5-13 1263 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
  UCR165500  Plantago ovata 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 12 and 13, c. 4 miles east of Wister 29 Comment
  UCR41894  Plantago ovata A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6253 Imperial Sonoran (Colorado) Desert, Coyote Mtns., 2.15 miles north of Hwy S-2 on dirt road 1.1 miles SE of San Diego Co. line 306 Comment
  POM47845  Plantago ovata var. fastigiata P. A. Munz 1924-2-23 7810 Imperial 25 miles E. of Holtsville. Comment
  POM82195  Plantago ovata var. fastigiata Marcus E. Jones 1926-1-21 s.n. Imperial Midway - 20 miles E of Holtville Comment
  RSA402034  Plantago ovata var. fastigiata M. B. Dunkle 1932-3-26 2939 Imperial East of Salton Sea, near Kane Springs. Comment
  RSA402281  Plantago ovata var. fastigiata Christopher Davidson, A. Romspert, H Surprenant 1979-4-28 7780 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob. 79 Comment
  RSA503390  Plantago ovata var. fastigiata Gary D. Wallace 1966-2-22 62 Imperial Travertine Point between Indio and Salton City Comment
  RSA523627  Plantago ovata var. fastigiata W. L. Jepson 1927-4-15 11718 Imperial East of Holtville Comment
  RSA68984  Plantago ovata var. fastigiata F. W. Peirson 1932-3-22 9799 Imperial Midway Well. 152 Comment
  UCR208933  Plantago ovata var. fastigiata Dr. H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along road from [Glamis] to Blythe in a mountain pass Comment
  SD216578  Plantago patagonica Ian Cain 2011-3-17 1565 Imperial Along west bound I-8, 3.06km west of intersection with Highway 98 273 Comment
  CDA32625  Pleuraphis rigida T. C. Fuller 1958-4-8 2925 Imperial 1 mile west of Davis Lake, Colorado River. 0 Comment
  JEPS22169  Pleuraphis rigida Rimo Bacigalupi with Paul C. Hutchison 1958-2-17 6137 Imperial 1.5 mi s Gold Rock Ranch (on road from Ogilby to Blythe, by way of Midway Well); Colorado Desert 137 Comment
  JEPS75358  Pleuraphis rigida L. R. Heckard 1976-3-15 4224 Imperial along route 78, 0.8 mi e San Diego County line Comment
  SBBG584  Pleuraphis rigida R. Moran 1958-3-5 6517 Imperial Pinto Wash Comment
  JEPS18554  Pleurocoronis pluriseta W. L. Jepson 1927-4-17 11801 Imperial Myers Creek Bridge, foot of Mountain Springs Grade, sw Imperial County Colorado Desert, Mountain Springs Grade 243 Comment
  RSA746753  Pleurocoronis pluriseta Larry Hendrickson, Jon P. Rebman 2005-4-16 3159 Imperial Picacho State Recreation Area. South side of Colorado River, near group camp on N side of main access road. 43 Comment
  SD79830  Pleurocoronis pluriseta Helen V. Witham 1970-12-14 1181 Imperial In-Ko-Pah Gorge 399 Comment
  SEINET2048867 Image available Pleurocoronis pluriseta Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6544 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea 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
  UCR260047  Pleurocoronis pluriseta A. C. Sanders, Jim Malusa 2015-3-5 41261 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  UCR260320  Pleurocoronis pluriseta A. C. Sanders, Jim Malusa 2015-3-7 41329 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR85150  Pleurocoronis pluriseta A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16045 Imperial Sonoran (Colorado) Desert, Salton Sink; Travertine Point, W side of Hwy 86 just south of the Riverside County line -31 Comment
  CAS-BOT-BC356101  Pluchea odorata Malcom A. Nobs; S. Galen Smith 1948-9-4 521 Imperial National Waterfowl Refuge, 5 miles north of Westmoreland Comment
  RSA302006  Pluchea odorata J. R. Shevock 1970-10-18 509 Imperial Salton Sea Wild in Refuge. -63 Comment
  CAS-BOT-BC326556  Pluchea sericea Greata 1905-1-1 491 Imperial Coachella Comment
  CAS-BOT-BC326625  Pluchea sericea K. Larson 1976-1-13 60094 A Imperial 6 miles southwest of Heber at New River Comment
  CDA232  Pluchea sericea Frank B. McMurry 1943-1 1395 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  JEPS40450  Pluchea sericea W. S. Childs May 1924 Imperial Brawley Comment
  SD190610  Pluchea sericea Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3178 Imperial Picacho State Recreation Area, south side of Colorado River, and north of main access road. 63 Comment
  SD250622  Pluchea sericea Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28815 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
  UC1478599  Pluchea sericea Charles Convis 1980-3-9 37 Imperial 27 km due wnw Westmorland (near confluence of Carrizo and San Felipe Creek, w Salton Basin, w Colorado Desert); Colorado Desert, Salton Basin, San Sebastian Marsh Area -43 Comment
  UC1536966  Pluchea sericea G. H. True 1938-3-15 975 Imperial near Imperial Refuge (Calipatria, on Alamo River); Alamo River, Calipatria -3 Comment
  UCR109537  Pluchea sericea R. D. Goeden, Don W. Ricker 1965-6-29 s.n. Imperial Salton Sink, Pound Road c. 1 mi. SE of Niland -40 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
  SEINET8007226  Poa bigelovii Jon P. Rebman 2001-4-13 7222 Imperial In-Ko-Pah Mountains, Jacumba Natural area, along road ascending to Valley of the Moon 1000 Comment
  UC1787753  Poa bigelovii Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7222 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 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
  SBBG61488  Polygonum R. Hoffmann 1928-10-21 Imperial El Centro Comment
  CDA2841  Polygonum argyrocoleon T. C. Fuller 1962-4-4 8013 Imperial Highway 99 [later renumbered Highway 86] to Indio, 24.7 miles northwest of Westmoreland. 0 Comment
  SEINET1004380  Polygonum argyrocoleon John F. Green 2005-1 Imperial Western Sonoran Desert E of Salton Sea, right next to Coachella Canal siphon 12, NE BM 85 30 Comment
  UC791755  Polygonum argyrocoleon A. A. Beetle 1943-5-21 16 Imperial Comment
  UCR107994  Polygonum argyrocoleon Jon P. Rebman, Adrienne Russell 1997-9-6 4183 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Calexico; junction of Brockman Road and Hwy 98. 1 Comment
  UCR121149  Polygonum argyrocoleon George K. Helmkamp, E. A. Helmkamp 2001-3-16 6263 Imperial Sonoran (Colorado) Desert, Imperial Valley, Andre Rd. and Lack Rd., southwest of Westmorland -46 Comment
  UCR166059  Polygonum argyrocoleon John F. Green 2005-4-7 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, right next to Coachella Canal siphon 12, NE BM 85 30 Comment
  UCR50289  Polygonum persicaria S. P. McLaughlin, J. E. Bowers, Ken Hall 1986-9-25 4164 B Imperial Sonoran (Colorado) Desert, Channel from Walter's Camp to Mitchell's Camp Comment
  UC1132887  Polypogon interruptus H. S. Yates 1937-7-4 6818 Imperial 2 mi n Imperial; El Centro Quad. Comment
  CSUSB469  Polypogon monspeliensis John Dean 1965-4-14 Imperial 2 miles west of El Centro on Highway 80, ditchbank. 15 Comment
  SEINET8071983  Polypogon monspeliensis D. Smith 1994-1 Imperial West pond near Imperial Dam on Colorado River, CA. 49 Comment
  CAS-BOT-BC102498  Populus fremontii S. B. Parish 1913-2-26 8493 Imperial Bottom lands of the Colorado River - Ft. Yuma Comment
  UCR212666  Populus fremontii A. C. Sanders 2010-2-20 37301 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
  JEPS64530  Populus fremontii subsp. fremontii W. L. Jepson 1927-4-15 11741 Imperial Fort Yuma; Colorado River, Fort Yuma 30 Comment
  UC846045  Populus fremontii subsp. fremontii Ira L. Wiggins 1937-2-25 8600 Imperial flats near large irrigation canal 7 mi n Bard Comment
  CAS-BOT-BC356148  Porophyllum gracile Philip A. Munz 1941-3-30 16587 Imperial Beale's Well, Chocolate Mts. Comment
  RSA699974  Porophyllum gracile LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1228 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  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
  SD87868  Porophyllum gracile F. W. Peirson 1922-4-13 2882 Imperial Foot of Mountain Springs Grade Comment
  SD143829  Proboscidea althaeifolia B. Pitzer 1997-10-19 3323 Imperial Ogilby Road (Hwy S34) where powerlines cross highway 1 mile south of Indian Pass Road, disturbed area at mouth of wash at edge of roadside 198 Comment
  SD260273  Proboscidea althaeifolia A. C. Sanders, Mitch Provance 2012-10-19 40446 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench south of the Chuckwalla Mtns., cl. 1.2 km SE (138a^z) of Raineys Well near low volcanic hills, S of old Bradshaw Trail. 511 Comment
  SD260274  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. Sandy wash beside dirt road. 537 Comment
  SEINET10389820  Proboscidea althaeifolia A. C. Sanders, Jim Malusa 2015-9-8 41828 Imperial Chocolate Mountains Aerial Gunnery Range, foot of west side of the Little Mule Mountains 354 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
  UCR41755  Prosopis glandulosa A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6265 Imperial Sonoran (Colorado) Desert, N foot Mount Signal, just north of the international boundary, 1.43 mi. west of Mt. Signal Rd. on BLM road Y2918 61 Comment
  CAS-BOT-BC202315  Prosopis glandulosa var. torreyana H. E. McMinn 1925-6-29 1461 Imperial At Col. River bridge - Yuma, Ariz - Imperial Co Comment
  CAS-BOT-BC202321  Prosopis glandulosa var. torreyana Roxana S. Ferris 1928-4-18 7091 Imperial 2 1/2 miles east of Mountain Springs on the El Centro Road Comment
  CDA21023  Prosopis glandulosa var. torreyana G. F. Hrusa, J. A. Hart 1993-4-4 10587 Imperial Anza-Borrego Desert; S-22 (Borrego-Salton Seaway). Approx. 10 mi. W of Salton City. Comment
  RSA11939  Prosopis glandulosa var. torreyana Elmer I. Applegate 1910-4-8 3329 Imperial New River, Brawley Comment
  RSA23188  Prosopis glandulosa var. torreyana I. L. Wiggins 1938-3-25 8922 Imperial 10 miles north west of Westmoreland. Comment
  RSA702722  Prosopis glandulosa var. torreyana Tim Thibault 2004-4-22 235 Imperial Southern terminus of S34 0 Comment
  SEINET7999863  Prosopis glandulosa var. torreyana Jon P. Rebman 2000-4-19 6534 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea Comment
  UCR278  Prosopis glandulosa var. torreyana Eugene Cardiff 1950-4-3 s.n. Imperial Sonoran (Colorado) Desert, Westmorland -61 Comment
  CAS-BOT-BC216508  Prosopis pubescens Roxana S. Ferris 1918-6-20 1031 Imperial Colorada River bottom lands 10 miles from Yuma Comment
  UCR279827  Prosopis pubescens Onkar Singh, B. Huttar 2015-3-18 5117 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 -11 Comment
  UCD108207  Prosopis strombulifera G. L. Osborn; R. A. Flock 1963-7-3 s.n. Imperial S.W. corner of the old U.S.D.A. Exp. Sta., Bard. Comment
  UCD108208  Prosopis strombulifera G. L. Osborn; R. A. Flock 1963-7-3 s.n. Imperial S.W. corner of the old U.S.D.A. Exp. Sta., Bard. Comment
  SD254701  Prunus fasciculata var. fasciculata A. C. Sanders, Jim Malusa 2016-3-7 42127 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, ca. 3.5 km NE of Salvation Pass well site. 398 Comment
  CAS-BOT-BC151110  Prunus fremontii C. B. Wolf 1931-3-14 1903 Imperial Mountain Springs Grade 457 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
  SD157658  Prunus fremontii Andrew Salywon, Jon Rebman, C. Christy 1998-3-21 464 Imperial Intersection of I-8 and Mt. Spring Rd.; south side of interstate Comment
  GMDRC4156  Psathyrotes ramosissima J. Andre, T. La Doux 2010-3-1 12567 Imperial Borrego Desert region: approx 2.5 mi. northwest of town of Ocotillo along Hwy S-2, at large transmission line crossing. 164 Comment
  RSA278776  Psathyrotes ramosissima Bonnie M. Rich 1979-4-5 79018 Imperial On the E side of the E Highline Canal, at Boyd Road. Comment
  RSA289281  Psathyrotes ramosissima Charles Convis 1980-4-10 165 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
  SBBG55576  Psathyrotes ramosissima D. Keil, M. McLeod 1977-3-27 12045 Imperial 2 mi W of jct with St Hwy 86 along St Hwy 78 -30 Comment
  SD140466  Psathyrotes ramosissima Jon Rebman, Andrew Salywon 1997-3-19 3822 Imperial NW of Ocotillo: along Hwy S2 between Ocotillo and Canebrake; 2.1 mi NW of jctn. with I-8 79 Comment
  SDSU21379  Psathyrotes ramosissima S. H. Bullock 1968-4-8 91 Imperial 1 mile southeast of Ocotillo on Calif. State 98. Salton Sea Drainage. 152 Comment
  UCR220313  Psathyrotes ramosissima John F. Green 2005-3-3 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, east of Salton Sea, c. 4 mi N of Niland; Coachella Canal right of way, between siphons 10 and 11, along county road west of canal 26 Comment
  CAS-BOT-BC353596  Psorothamnus emoryi Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma Comment
  CAS-BOT-BC353610  Psorothamnus emoryi LeRoy Abrams 1907-12-29 6323 Imperial Signal Mountain Comment
  CDA22496  Psorothamnus emoryi Gillian Watson 2008-3-21 CA 8 Imperial 1 mile S. of Riverside Co. boundary, 1/4 mile W of Hwy 111on E coast of Salton Sea 0 Comment
  HSC95633  Psorothamnus emoryi D. Atwood, L. Stitch 1993-4-3 17929 Imperial 1.9 mi. WNW of Ocotillo on county Rd. 5-2 Comment
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Aug 25 2011
  OBI38915  Psorothamnus emoryi A. C. Sanders, Pitzer, Charlton, et al. 1986-3-8 6157 Imperial East Mesa, E end of Montgomery rd at the Coachella Canal, ca 1-1/4 mi NW of Mammoth Wash crossing of the canal 27 Comment
  POM196647  Psorothamnus emoryi Roxana S. Ferris 1928-4-29 7135 Imperial Yuma. El Centro Road. Comment
  RSA0024966  Psorothamnus emoryi Jim Andre 2013-3-3 23982 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
  RSA403983  Psorothamnus emoryi N. C. Cooper 1949-3-15 3019 Imperial West of Salton Sea -61 Comment
  RSA403992  Psorothamnus emoryi H. S. Gentry 1938-07 3788 Imperial W side of Colorado Desert Comment
  RSA498360  Psorothamnus emoryi H. de Forest, Jack Rempel 1933-4-9 s.n. Imperial Supersition Mountains, Colorado Desert. Comment
  UC1073267  Psorothamnus emoryi George B. Rossbach 1955-4-26 337 Imperial 1/4 mi e Route 99 (on Salton Sea Beach Road, w side Salton Sea, nw Imperial County); w side Salton Sea -70 Comment
  UC484112  Psorothamnus emoryi J. T. Howell 1928-6-8 975 Imperial along highway on w side Salton Sea , w side Salton Sea (Colorado Desert) Comment
  UCR123797  Psorothamnus emoryi Steven R. Hill, K. Kramer 2001-4-27 33494 Imperial Sonoran Desert, California Route 86, W side of U.S. Navy Salton Sea Test Base road just east of Route 86, about 10.4 mi south of Salton City 5 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
  RSA698705  Psorothamnus emoryi var. emoryi R. S. Felger, Catheleyne D'hondt, Tasha La Doux, Gerda Sauer, Wilhem Sauer, Peter Schols 2003-3-28 03 -382 Imperial Imperial County: ca. 0.5 km southward from end of Ogilby Road, Algodones Dunes. 60 Comment
  SD17614  Psorothamnus emoryi var. emoryi Allen C. Keller 1937-5-31 Imperial 34.2 miles east of Holtuille Comment
  SD200019  Psorothamnus emoryi var. emoryi Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16161 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
  CAS-BOT-BC340864  Psorothamnus schottii Roxana S. Ferris 1928-4-18 7731 Imperial 2 1/2 miles east of Mountain Springs on the El Centro Road Comment
  RSA498750  Psorothamnus schottii Jack Rempel 1933-4-30 17638 Imperial 13 miles from Kane Springs along road to Julian. 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
  SD21992  Psorothamnus schottii Catharine M. Wood 1927-4-12 Imperial Imperial Co., Colorado Desert near Mt. Springs. Comment
  SD254626  Psorothamnus schottii A. C. Sanders, Jim Malusa 2016-3-16 42287 Imperial Sonoran (Colorado) Desert; Chocolate Mountains, old Niland-Blythe Rd., between Beal Well and Surveyors Pass. 561 Comment
  SEINET6656759  Psorothamnus schottii Noel H. Holmgren, Patricia K. Holmgren 1974-3-28 7528 Imperial Jacumba Mountains; 3 airline miles southwest of Ocotillo.; 0 274 Comment
  CAS-BOT-BC340942  Psorothamnus spinosus B. D. Stark 1930-7-4 1641 Imperial Base of Mountain Springs Grade 0 Comment
  CAS-BOT-BC340958  Psorothamnus spinosus Ferdinand W. Haasis 1963-1-8 3 .63 Imperial Colorado Desert, near power line, northwest of Cargo Muchacho Mountains and 4 3/4 miles north of Gold Rock Ranch 182 Comment
  CAS-BOT-BC340961  Psorothamnus spinosus F. W. Haasis 1964-2-8 1 .64 Imperial Colorado Desert northwest of Cargo Muchacho Mountains and three miles north of Gold Rock Ranch, near southwest corner Sec 22 T14S R20E 182 Comment
  SD113620  Psorothamnus spinosus Darley F. Howe 1941-7-10 1186 Imperial Mountain Springs Grade at the foot of grade (mak 7/06) Comment
  UC1220987  Psorothamnus spinosus Beecher Crampton 1962-5-23 6452 Imperial 7-8 mi w Coyote Wells (U.S. Hwy 80, Jacumba Hills); Jacumba Hills, w of Coyote Wells 304 Comment
  CAS-BOT-BC340935  Psorothamnus spinosus R. H. Peebles 1929-6-18 1 Imperial Colorado Desert Comment
  SD250627  Pulicaria paludosa Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28819 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
  UCR163165  Pulicaria paludosa Sue Bell 1997-3-16 230 Imperial Colorado Desert; Northern Colorado Desert Region, Near Squaw Lake power plant Comment
  SEINET7990605  Rafinesquia californica Jon P. Rebman 2001-4-13 7216 Imperial In-Ko-Pah Mountains, Jacumba Natural area, along road ascending to Valley of the Moon 1000 Comment
  POM184101  Rafinesquia neomexicana P. A. Munz, C. L. Hitchcock 1932-4-5 12140 Imperial 2 miles north of Cargo Muchacho Mts. Comment
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Apr 25 2016
  RSA0019557  Rafinesquia neomexicana J. Andre 2013-3-4 24140 Imperial Along Ogilby Rd., 22 miles N of I-8, 4 miles south of jct with Highway 78. 242 Comment
  SD199863  Rafinesquia neomexicana Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16459 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
  SD199864  Rafinesquia neomexicana Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16513 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
  SD243847  Rafinesquia neomexicana Donald Hazlett 1993-3-13 6746 Imperial 2 mi. S of Ocotillo, Just N of WA 152 Comment
  UC1787764  Rafinesquia neomexicana Jon P. Rebman 2001-3-16 7198 Imperial Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit. 460 Comment
  UCR155791  Rafinesquia neomexicana Jon P. Rebman 2001-3-16 7198 Imperial Peninsular Range/Sonoran (Colorado) Desert, Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit 460 Comment
  UCR269568  Rafinesquia neomexicana A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42075 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  UCR256358  Rhus ovata Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3517 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
  RSA798337  Ribes indecorum Jon P. Rebman, M. Howe 1997-4-5 3910 Imperial Jacumba Natural Area: east of Jacumba and southeast of Inkopah: Smuggler's Cave area. 900 Comment
  JEPS51542  Romneya trichocalyx P. B. Kennedy Jun 1917 Imperial mountains between San Diego and Imperial Comment
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Feb 20 2013
  UCR212912  Rumex dentatus A. C. Sanders, Victor Leighton, Morgan King 2010-3-24 37561 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Red Hill area near the SE end of the Salton Sea, south side of Pound Rd. 0.35 mi. east of Davis Rd., c. 3 mi. SW of Niland -67 Comment
  UCD101465  Rumex pulcher Robert Barr 1967-5-13 67- 204 Imperial At junction of Highway 111 and Weist Lake Road north of Brawley. 38 Comment
  UC164874  Rumex violascens S. B. Parish 1912-7-1 8078 Imperial Holtville Imperial Valley Comment
  CAS-BOT-BC454119  Ruppia cirrhosa A. C. Sanders; P. MacKay; G. Helmkamp; J. Stewart; C. L. Sanders 1994-12-4 15892 Imperial Colorado Desert, Salton Sink: near Frink Springs in a seepage area between the Coachella Canal and Coachella Canal Road, SE of Frink Rd. 30 Comment
  SEINET10509348  Saccharum ravennae Jon Ricketson, Heidi H. Schmidt 1992-10-25 Ricketson 4929 Imperial Salton Sea. 2 miles north of the junction of California Highway 111, along Hot Mineral Road. North of the town of Bombay Beach, in the Hot Springs Area. .5 miles north of Spa Road, around a drainage ditch. 10 Comment
  UCD92356  Saccharum ravennae Malcolm A. Nobs; S. Galen Smith 1948-9-3 515 Imperial Imperial State Game Refuge, 4 miles south of Calipatria. Comment
  UC724157  Salicornia subterminalis Aven and Ruth Nelson 1939-3-23 3230 Imperial w side Salton Sea Comment
  CAS-BOT-BC103825  Salix exigua S. B. Parish 1913-10-1 B/ 13 ? Imperial Meloland, Imperial Valley Comment
  OBI23025  Salix exigua H. P. Bracelin 1932-4-13 608 Imperial 22.5 km N of Brawley -35 Comment
  OBI75780  Salix exigua Mrs. H. P. Bracelin 1932-4-13 608 Imperial 22.5 km N of Brawley -35 Comment
  POM50452  Salix exigua George D. Abrams 1902-06 s.n. Imperial Imperial. Comment
  SBBG27531  Salix exigua Mrs. H. P. Bracelin 1932-4-13 607 Imperial 22.5 km N of Brawley -35 Comment
  UC494324  Salix exigua Mrs. H. P. Bracelin 1932-4-14 615 Imperial 6.5 km. w Calexico (along hwy.) -6 Comment
  UC494330  Salix exigua Mrs. H. P. Bracelin 1932-4-14 614 Imperial 6.5 km.w Calexico (beside irrigation ditch along hwy.) -6 Comment
  UCR99822  Salix exigua Jon P. Rebman, Melanie Howe 1997-4-5 3891 Imperial Sonoran Desert, Jacumba Natural Area: east of Jacumba: Inkopah Mtns: region near Valley of the Moon 900 Comment
  SD140369  Salix exigua var. exigua Jon Rebman, M. Howe 1997-4-5 3891 Imperial Jacumba Natural Area: E of Jacumba: Inkopah Mts.: region near Valley of the Moon. 900 Comment
  CAS-BOT-BC107842  Salix gooddingii G. D. Abrams 1910-4-1 s.n. Imperial Near Calexico, Imperial Valley Comment
  CAS-BOT-BC107848  Salix gooddingii S. B. Parish 1912-7-1 8079 Imperial Holtville, in public park. Comment
  CAS-BOT-BC108352  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 611 Imperial Near bridge over New River, Calexico, -7 Comment
  CAS-BOT-BC108358  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 612 Imperial Near bridge over New River, Calexico -7 Comment
  CAS-BOT-BC108361  Salix gooddingii Mrs. H. P. Bracelin 1932-4-13 609 Imperial Large irrigation ditch, 22.5 km. north of Brawley -35 Comment
  RSA11886  Salix gooddingii Elmer I. Applegate 1910-4-8 3320 Imperial Irrigatin canal, Brawley, Imperial County Comment
  SBBG58906  Salix gooddingii Mrs. H. P. Bracelin 1932-4-13 609 Imperial irrigation ditch, 22.5 km N of Brawley -35 Comment
  SEINET8044465 Image available Salix gooddingii Larry Hendrickson, Jon Rebman, et al 2005-1 3190 Imperial Picacho state recreation area, Upper dock, south side of Colorado River 62 Comment
  SJSU195  Salix gooddingii Mrs. H. P. Bracelin 1932-4-13 609 Imperial 22.5km N of Brawley -34 Comment
  UC494343  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 613 Imperial 6.5 km. w Calexico (along hwy.) -6 Comment
  UC494344  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 613 Imperial 6.5 km w Calexico (along hwy., beside irrigation ditch) -6 Comment
  UC498682  Salix gooddingii Mrs. H. P. Bracelin 1932-4-13 609 Imperial 22.5 km. n Brawley -35 Comment
  UC987769  Salix gooddingii Leslie N. Goodding and C. Reeder 1944-4-30 40 Imperial w side of U.S. Yuma Field Station (Bard) Comment
  CAS-BOT-BC126277  Salix sessilifolia Roxana S. Ferris 1918-6-20 1030 Imperial Coloroado River bottoms 10 miles from Yuma Comment
  SD173162  Salsola gobicola Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-22 1742 Imperial California State Lands Commission property. Unnamed tributary wash 0.25 mi. south of Palm Wash. Approx. 0.25 air mi. north of hwy. S-22 (Borrego-Salton Seaway) and 5.6 miles southwest of hwy. 86. T10s, R9e, SW corner of Sec. 20. 77 Comment
  CAS-BOT-BC232907  Saltugilia caruifolia E. A. McGregor 1912-6-10 913 Imperial Colorado Desert. Live Oak Springs 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
  SDSU7480  Salvia columbariae H. Wedberg 1966-3-26 1167 Imperial on the road from Vallecito Valley to Hwy 80 and Ocotillo, .1 mile South of SD co. 274 Comment
  PASA475  Salvia columbariae Sally Ellis 1939-3-31 Imperial Colorado desert Comment
  SBBG125944  Salvinia molesta R. E. Riefner Jr. 2009-9-25 09 -210 Imperial near Bard, Perez Rd ca 0.25 mi W of Ross Rd at the reservation main drain 36 Comment
  SEINET3240080  Salvinia molesta Larry Hendrickson, Jon Rebman, et al. 2008-1 3198 Imperial Picacho State Recreation Area, Upper Dock, south side of Colorado River. 62 Comment
  SEINET6188328  Salvinia mo