Search Results — 2000 specimen records retrieved (1903 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/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229302  Abronia villosa E. A. McGregor 1917-3-11 2038 Imperial Colorado Desert. San Felipe Comment
  JEPS61231  Abronia villosa W. S. Childs 1922-3-28 Imperial Colorado Desert, Browley Comment
  POM121874  Abronia villosa Marcus E. Jones 1906-4-26 s.n. Imperial Imperial Junction (now Niland) Comment
  RSA462260  Abronia villosa Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7740 Imperial Algondones Dunes, dirt track continutation of Ogilby Rd, ca. 1/8 mi from All American Canal. 41 Comment
  RSA747494  Abronia villosa G. Gust, L. Nye 2005-3-4 471 Imperial Ca. 15 m E of Brawley on roadside of Hwy 78. BLM land. 21 Comment
  RSA767528  Abronia villosa J. Mark Porter 2003-4-10 13491 .23 Imperial Imperial Dunes [Algodones Dunes], 1.62 miles northeast [59.49 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78. Comment
  SBBG92153  Abronia villosa D. F. Howe 1980-4-13 Imperial Hwy 8, 9 mi E of Holtville Comment
  SD196894  Abronia villosa Raul Gutierrez 2008-3-11 1873 Imperial ca 1.5 mi W of I-8 along Hwy 98. 28 Comment
  SD6160  Abronia villosa unknown 1917-3-25 Imperial Coyote Wells Comment
Read comments
Oct 9 2010
  SEINET3134332  Abronia villosa N. H. Holmgren, P. K. Holmgren 1974-3-23 7481 Imperial Salton Sea Basin, along Calif. hwy 86, just across Riverside Co. line 30 Comment
  SEINET3828034  Abronia villosa J. Mark Porter, O. Mistretta, S Hobbs 2002-1 13391 Imperial IMperial Recreation Area ( Algodones Dunes) , ca 0.5 mi WSW of Ogilby. W of County road S34 95 Comment
  SEINET893729  Abronia villosa Steven P. MacLaughlin, Janice E. Bowers 1985-1 2945 Imperial Jct. of frontage road and Sidewinder Road. 91 Comment
  UC1292632  Abronia villosa C. L. Hitchcock, C. V. Muhlick 1964-3-19 23141 Imperial 8 mi s Ocotilla Well (on road to Fish Creek) Comment
  UCR166866  Abronia villosa 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
  UCR50969  Abronia villosa George K. Helmkamp 1988-2-28 s.n. Imperial Sonoran (Colorado) Desert, just N of Signal Mtn., south of Hwy 98 31 Comment
  SD128659  Abronia villosa var. villosa Darley F. Howe 1980-4-13 Imperial 9 miles east of Holtville on Highway 8 Comment
  SD200459  Abronia villosa var. villosa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16770 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
  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
  UCR241535  Abronia villosa var. villosa A. C. Sanders, Ann Howald 2013-2-28 40569 Imperial Sonoran (Colorado) Desert, East Mesa along Hwy 78, west side of the Algodonnes Dunes, 1.18 km W of the Coachella Canal crossing 37 Comment
  SBBG94835  Abutilon theophrasti A. de la Garza 1990-8-15 Imperial 3 mi NW of Westmoreland, irrigation gate "Timothy 207"; Imperial Valley Comment
Read comments
May 28 2011
  UCR166062  Acacia greggii John F. Green 2005-4-8 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, east of gravel pits, near Coachella Canal siphon 16 20 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
  RSA611955  Acacia greggii var. arizonica L. C. Wheeler 1952-12-16 7027 Imperial Imperial 3: Mine site. Comment
  RSA0104062  Acamptopappus sphaerocephalus A. C. Sanders, Jim Malusa 2016-3-16 42286 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass. 561 Comment
  CAS-BOT-BC21730  Achillea millefolium E. A. McGregor 1916-8-28 30 Imperial Live Oak Springs, Laguna Mts Comment
  JEPS73665  Achyronychia cooperi Dr. L. M. Newlon 1922-4-1 380 Imperial grade e Mountain Springs; grade e of Mountain Springs Comment
  RSA0104601  Achyronychia cooperi Duncan S. Bell, Evan Meyer 2015-5-5 8198 Imperial Jacumba Mountains; within the Jacumba Wilderness area; collecting at a small localized spring on the east side of the range, approximately 3 air miles southwest of the town of Ocotillo. 289 Comment
  SD243867  Achyronychia cooperi Gary Diridoni 1998-2-20 Imperial El Centro Resource Area 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
  UCR120083  Achyronychia cooperi Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-21 4922 Imperial Sonoran (Colorado) Desert, Davies Valley Area: south of Ocotillo and south of Hwy 98 150 Comment
  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
  RSA0125411  Acmispon glaber var. brevialatus Amber Swanson, Duncan S. Bell 2011-2-25 163 Imperial Off Hwy I-8 in Devil's Cyn on W side of rd. 528 Comment
  SD242805  Acmispon haydonii 1993-3-20 Imperial Sugar Loaf Comment
  SD242806  Acmispon haydonii 1993-3-21 Imperial Pinto Canyon Comment
  SD200407  Acmispon maritimus var. brevivexillus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16652 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
  SD200408  Acmispon maritimus var. brevivexillus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16786 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
  SD200411  Acmispon strigosus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16739 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
  CAS-BOT-BC30913  Adenophyllum porophylloides Donald Alexander Johansen; Joseph Andorfer Ewan 1932-4-14 7149 Imperial 2 miles below Mountain Spring 426 Comment
  SD200299  Adenophyllum porophylloides Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16666 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
  SD63821  Adenophyllum porophylloides Darley F. Howe 1966-4-23 4184 Imperial 39.5 miles south of Blythe on road to Glamis. 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
  CDA40017  Aliciella latifolia T. C. Fuller 1962-4-4 8111 Imperial Highway 80 to Jacumba, 6.2 miles west of Ocotillo. 0 Comment
  POM21772  Aliciella latifolia C. B. Wolf 1937-4-6 8444 Imperial Imperial Valley, 1 mile S. of Truckhaven. -46 Comment
  RSA0014949  Aliciella latifolia Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4543 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  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
  UCR33726  Aliciella latifolia Sears 1978-4-11 1150 Imperial Sonoran (Colorado) Desert, Indian Pass Road, 8.5 mi north of Ogilby, in first large wash road passes through 220 Comment
  UCR41915  Aliciella latifolia A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6200 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
  SBBG29410  Aliciella latifolia subsp. latifolia D. Myrick 1968-3-1 1779 Imperial Gypsum Mine railroad, 15 mi S of Ocotillo Wells, base of Fish Crk Mtns 30 Comment
  SD173075  Aliciella latifolia subsp. latifolia Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-4-14 1914 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
  SD173076  Aliciella latifolia subsp. latifolia Larry Hendrickson, L. Louise Jee 2005-4-22 2083 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
  CAS-BOT-BC175370  Allenrolfea occidentalis Malcom A. Nobs; S. Galen Smith 1948-9-4 529 Imperial National Waterfowl Refuge, 5 miles north of Westmoreland. Imperial Valley Comment
  RSA182251  Allenrolfea occidentalis James Henrickson, Robert Rutherford 1964-1-3 1887 Imperial 100ft. SW of junction of Hy 99 and Hy 78, West of the Salton Sea. 30 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
  RSA0012779  Allionia incarnata Duncan S. Bell, Kim Clark, Megan Ferguson, Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4574 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  UCR103598  Allionia incarnata George K. Helmkamp, E. A. Helmkamp 1998-3-19 2939 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR245102  Allionia incarnata A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40367 Imperial Sonoran (Colorado) Desert, 0.65 mi. NW (293 deg. ) of Rainey Well (windmill) along BLM Rd. 549 (Niland-Blythe), south of Bradshaw Trail 546 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
  UCR264766  Allionia incarnata var. incarnata Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-25 28795 Imperial Sonoran (Colorado) Desert, vicinity of Hauser Geode Beds, west of Milpitas Wash Road, west of Hwy 78, southwest of Palo Verde & SW of the Palo Verde Mountains 260 Comment
  SD200461  Allionia incarnata var. villosa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16657 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
  UCR107441  Amaranthus B. G. Pitzer 1997-10-19 3330 Imperial Sonoran (Colorado) Desert, Ogilby Road (Hwy S34) where powerlines cross Hwy c. 1 mi south of Indian Pass Road 198 Comment
  RSA0104650  Amaranthus albus Duncan S. Bell, Evan Meyer 2015-5-5 8197 Imperial Jacumba Mountains; within the Jacumba Wilderness area; collecting at a small localized spring on the east side of the range, approximately 3 air miles southwest of the town of Ocotillo. 289 Comment
  SD258844  Amaranthus blitoides Dencan S. Bell, Evan Meyer 2015-5-5 8197 Imperial Jacumba Mountains; within the Jacumba Wildernes area; collecting at a small localized spring on the east side of the range, ca. 3.0 air miles southwest of the town of Ocotillo. 288 Comment
  RSA792661  Amaranthus fimbriatus Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4427 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  SD139709  Amaranthus fimbriatus Jon P. Rebman, Maggie Loy 1996-10-25 3691 Imperial Smuggler's Cave area, mountains southeast of In-ko-pah, east of Jacumba. (IPB 10/07) 1029 Comment
  UCR107914  Amaranthus fimbriatus Jon P. Rebman, Maggie Loy 1996-10-25 3691 Imperial Peninsular Range, Smuggler's Cave area: mountains southeast of In-ko-pah Gorge [= Jacumba Mtns], east of Jacumba 1030 Comment
  IRVC8123  Ambrosia dumosa D. W. Goodall 1968-4-2 s.n. Imperial 10km NW of Glamis Sonoran desert Comment
  LA94845  Ambrosia dumosa T. A. Geissman; TAG- 4166 -FDC Imperial on US 80, about 20 mi. W of Yuma, at rest area Comment
  POM156257  Ambrosia dumosa L. R. Abrams 1903-4-2 3179 Imperial Signal Mountain, Colorado Desert. Comment
  RSA167670  Ambrosia dumosa R. F. Thorne, Robert L. Rutherford 1964-4-11 33650 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA416982  Ambrosia dumosa M. B. Dunkle 1935-4-17 4570 Imperial E. of Beal Well Comment
  SBBG61675  Ambrosia dumosa R. C. and J. R. Robbins 1933-2-16 Imperial Travertine Pt, 24 mi S of Indio Comment
  SBBG61681  Ambrosia dumosa M. N. Ackley 1927-3-13 248 Imperial Salton Sea -76 Comment
  SD142470  Ambrosia dumosa Jon P. Rebman, Adrienne Russell 1997-9-6 4206 Imperial West of Plaster City: along Painted Gorge Road, N of S-80 39 Comment
  SD190593  Ambrosia dumosa Larry Hendrickson, Jon Rebman. 2005-4-15 3136 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  SD201054  Ambrosia dumosa Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3166 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 21 (SP21), in Palm Wash, site ISOACR, in wash. 42 Comment
  SD242673  Ambrosia dumosa 1993-3-5 Imperial Shell Canyon Comment
  SEINET13237107  Ambrosia dumosa A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-19 41890 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, Pegleg Well Rd (Salvation Pass Rd) above Niland. 98 Comment
  SEINET8071536 Image available Ambrosia dumosa Deidre Conocchioli, Billy Sale 2013-10-23 112 Imperial Mojave Desert; West Mojave desert Region: North of Yuha Desert. From El Centro: Take I-8 W for 13.3 miles. Exit at Dunaway Rd, turn right onto Dunaway road and continue for 0.7 miles to collection site on west side of road. 2 Comment
  UC88775  Ambrosia dumosa T. S. Brandegee 1901-3-30 Imperial (near Boundary line) Signal Mt.; Colorado Desert Comment
  UCR104849  Ambrosia dumosa George K. Helmkamp, E. Helmkamp 1998-1-23 2562 Imperial Sonoran (Colorado) Desert, On the W side of Hwy 86, 18.8 mi. NW of Westmorland -30 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
  SEINET10725769  Ambrosia dumosa Noel H. Holmgren 1974-3-28 Holmgren 7527 Imperial 3 airline miles southwest of Ocotilo. 274 Comment
  LA202943  Ambrosia ilicifolia Carl Epling; William Robison 1933-2-17 sn Imperial Signal Mountain 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
  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-BC272889  Ambrosia salsola L. R. Abrams 1941-4-23 13915 Imperial U.S. Highway 99, 18 miles north of junction with Route 78 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
  UC1191558  Ammannia coccinea Malcolm A. Nobs and S. Galen Smith 1948-9-5 536 Imperial Mullet Isl. rd. near Alamo R. Imperial Valley Comment
  POM122966  Ammannia robusta S. B. Parish 1902-10-20 8324 Imperial Desiccated pools - Colorado River Bottom. Ft. Yuma. Comment
  CLARK-A1528-7814  Amsinckia tessellata John C. Roos 1949-4-8 4191 Imperial Milpitas Wash Comment
  CDA18541  Amsinckia tessellata var. tessellata Frank B. McMurry 1943-1 1303 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  UCR268937  Amsinckia tessellata var. tessellata Jim Andre 2015-3-3 31396 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, 0.2 mi south of Hwy 8 at In-ko-pah exit, just east of San Diego Co. line 963 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
  SD242898  Aphyllon cooperi subsp. cooperi 1998-3-3 Imperial Pinto Wash Comment
  SD250526  Aphyllon cooperi subsp. cooperi B. Pitzer 1998-2-2 3507 Imperial Colorado Desert: extension of Sidewinder Road, S & W of Pilot Knob, on and adjacent to N berm of All-American Canal, ca. 3.2 rd miles past the RV park. 91 Comment
  SEINET8071680  Apium graveolens Karen Reichhardt 2008-1 KR 08 -003 Imperial 56 Comment
  UC136177  Arabis pulchra T. S. Brandegee Apr 1905 Imperial Mountain Springs Grade to Colorado Desert Mountain Springs Grade Comment
  SEINET7991889  Arabis pulchra var. gracilis Jon P. Rebman 1997-4-5 3925 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  RSA792659  Arctostaphylos glauca Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4425 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  UCR138108  Arctostaphylos glauca Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6570 Imperial Inkopah Mtns, Jacumba Wilderness Area 1000 Comment
  RSA643308  Argemone munita R. D. Goeden, D. W. Ricker 1978-1-12 s.n. Imperial Colorado Desert: Sandy desert wash [Coyote Wash?], S of Ocotillo 128 Comment
  UC494536  Argemone munita Philip A. Munz 1931-3-12 11940 Imperial Colorado Desert, Beal's Well Beals Well; Colorado Desert, Beal's Well Comment
  POM183690  Argemone munita subsp. argentea P. A. Munz 1931-3-12 11940 Imperial Beal's Well, Colorado Desert. Comment
  SEINET4854326  Argemone munita subsp. argentea Unknown 1954-5-22 2113 Imperial 1/2 mi SW of Beal Well, Chocolate Mountains. Comment
Read comments
Jan 12 2018
  SEINET10453637  Argythamnia lanceolata Noel H. Holmgren, Patricia K. Holmgren 1973-3-25 Holmgren 6512 Imperial Palo Verde Mountains, E of Old Palo Verde Rd., 8.5 airline miles SSW of Palo Verde. Locally common in bottom of ravine. T10S R21E S8 259 Comment
  CAS-BOT-BC137675  Aristida adscensionis Ira L. Wiggins 1937-2-18 8568 Imperial 14 miles south of Palo Verde. 259 Comment
  RSA489125  Aristida adscensionis 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 30 Comment
  SD190583  Aristida adscensionis Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3168 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 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
  SD199744  Aristida adscensionis Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16263 a 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
  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
  SD199748  Aristida adscensionis Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16123 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
  SD243745  Aristida adscensionis Stephen Larson 1983-12-23 Imperial [Locality determined by SDNHM] South of Highway 98 Comment
  SD243746  Aristida adscensionis Stephen Larson 1983-3-13 Imperial [Locality determined by SDNHM] North of Mountain Springs Comment
  SEINET13311212  Aristida adscensionis A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2015-9-10 41913 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range. 270 Comment
  UCR212557  Aristida adscensionis Jon P. Rebman, Warren Schmidtmann, Larry Hendrickson, L. Louise Jee 2008-4-8 14371 Imperial Sonora (Colorado) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 18 (SL 18), small arroyo off of Grave Wash 89 Comment
  UCR242307  Aristida adscensionis A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40359 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
  UCR269543  Aristida adscensionis A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42034 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
  RSA385007  Aristida adscensionis var. modesta H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Cargo Muchacho Mountains Comment
  RSA387415  Aristida adscensionis var. modesta Steve Boyd 1986-2-6 1239 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
  CDA31424  Aristida californica A. A. Beetle 1942-4-22 3172 Imperial 8 miles east of El Centro. 0 Comment
  RSA0024963  Aristida californica Jim Andre 2013-3-3 23973 Imperial Yuha Desert, along Highway 98 15.1 miles ESE of Ocotillo, and west of Calexico. Sandy area near Pinto Wash crossing. 38 Comment
  UCD56344  Aristida californica Kenneth A. Wilson 1964-4-11 1320 Imperial Orita-Glamis Road, 3 miles E of East Highline Canal on the Orita-Glamis Road. Comment
  UCR241539  Aristida californica A. C. Sanders, Ann Howald 2013-2-28 40578 Imperial Sonoran (Colorado) Desert, along dirt track 1.03 km due north of Hwy 98, track joins Hwy c. 9.9 km west of Mt. Signal at Brockman Rd., 0.8 mi. from hwy via the track 30 Comment
  SEINET10512037  Aristida californica F. R. Fosberg 1932-3-31 Fosberg 7830 Imperial 10 mi. S Holtville. Comment
  UCD56347  Aristida californica var. californica A. A. Beetle 1942-4-22 3172 Imperial 8 miles east of El Centro. Comment
  SEINET7596156 Image available Aristida purpurea var. nealleyi Roxana S. Ferris, Ruth P. Rossbach 1938-1 9623 Imperial Upper end of Painted Gorge, Carisso mts. Comment
  UCR138107  Artemisia ludoviciana subsp. albula Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6576 Imperial Inkopah Mtns, Jacumba Wilderness Area 1000 Comment
  CDA20373  Arundo donax J. Johnson 2001-10-1 PDR 1109558 Imperial Sonoran Desert; Roadside at Cooley Rd & Evans Hewes Hwy in the vicinity of El Centro. Sheet 1 of 2. 0 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-BC222824  Asclepias albicans Paul F. Covel 1941-4-9 1960 Imperial Betw. Coyote Wells and base of Mt. Springs grade Comment
  CAS-BOT-BC222833  Asclepias albicans C. B. Wolf 1931-3-14 s.n. Imperial At base of Mountain Springs grade, west side of Colorado Desert 243 Comment
  CAS-BOT-BC222834  Asclepias albicans Philip A. Munz 1941-3-30 16595 Imperial Beale's Well, Chocolate Mts. Comment
  LA202853  Asclepias albicans C. B. Adams; 1931-3-14 1892 Imperial W side of Colorado Desert at base of Mountains Springs grade Comment
  RSA762519  Asclepias albicans M. E. Fishbein, Rachel Levin, Jill Miller 2010-3-20 6462 Imperial Jacumba Mtns. Meyer Creek. In-Ko-Pah Gorge. Along I-8. About 5 air miles E of Ocotillo. 460 Comment
  SDSU2526  Asclepias albicans John W. Gray 1963-3-21 19 Imperial S 9, R 9E, T 17 S. 3 mi. S on U.S 80 from Imperial County Line. 1 mi N of U.S 80. Located on small hill in Desert Scrub. 305 Comment
  UC501437  Asclepias albicans Frank W. Peirson 1927-4-16 7213 Imperial foot Mountain Springs Grade Comment
  SD250419  Asclepias erosa A. C. Sanders, Jim Malusa 2015-9-8 41815 Imperial Sonoran (Colorado) Desert: eastern edge of Chocolate Mountains Aerial Gunnery Range, Skyline Dr., 1.5 miles north of Dietz Rd./ Camp Burt, SE of Little Mule Mountains. (Little Mule Mountains 7.5'Q) 306 Comment
  CAS-BOT-BC499160  Asclepias subulata A. C. Sanders; Jim Malusa 2015-9-7 41807 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, c. 5.5 mi due W of the S end of the Little Mule Mountains, along the road from Camp Burt to new target at Invader, wash crossing near road jct to Salvation Pass 401 Comment
  RSA492674  Asclepias subulata W. Wisura 1989-5-10 4342 Imperial 0.2 mi N of I 8 along Ogilby Rd. in sandy gravel. Comment
  SD144079  Asclepias subulata B. Pitzer 1997-10-19 3343 Imperial Ogilby Rd. ca. 0.5 mile north of Highway I-8, at Powerline Road (which takes off to the east). Flat area adjacent to Powerline Road, probably previously scraped. (IPB 10/07) 91 Comment
  UCR201790  Asclepias subulata A. C. Sanders 2009-1-27 36162 Imperial Sonoran (Colorado) Desert, site of Ogilby, just N of the RR crossing on Ogilby Rd. 108 Comment
  UCR245084  Asclepias subulata A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40383 Imperial Sonoran (Colorado) Desert, BLM Rd. 999, along Chocolate Mountains Aerial Gunnery Range boundary, 5.45 km S (181 deg. ) of Rainey's Well 487 Comment
  UCD121361  Asclepias subulata James B. Garner 1958-12-10 401 Imperial location unknown. Comment
  CDA10234  Aster chilensis J. Budaj 1960-5-1 Imperial 2 1/2 miles south of Seeley. 0 Comment
  CDA10361  Aster subulatus var. ligulatus T. C. Fuller 1962-10-18 9801 Imperial Highway 98 to Bonds Corners, 2.0 miles east of road junction at Calexico. 0 Comment
  CAS-BOT-BC177450  Astragalus aridus Ira L. Wiggins 1957-3-25 14063 Imperial 1.8 mi. N. of Calif. St. Hwy. on road to gypsum mine and naval bombing range Comment
  POM26389  Astragalus aridus Marcus E. Jones 1906-4-25 s.n Imperial West of Yuma. Comment
  UCR241560  Astragalus aridus A. C. Sanders, Ann Howald 2013-2-28 40582 Imperial Sonoran (Colorado) Desert, along dirt track 1.03 km due north of Hwy 98, track joins Hwy c. 9.9 km west of Mt. Signal at Brockman Rd., 0.8 mi. from hwy via the track 30 Comment
  CAS-BOT-BC177745  Astragalus crotalariae Marcus E. Jones 1906-4-26 s.n. Imperial Imperial Junction Comment
  CAS-BOT-BC177757  Astragalus crotalariae Roxana S. Ferris 1939-3-29 9694 Imperial Split Mountain Canyon, Fish Creek Mountains Comment
  CAS-BOT-BC177761  Astragalus crotalariae Philip A. Munz 1941-3-29 16591 Imperial Salton Wash north of Salton Sea Comment
  JEPS54593  Astragalus crotalariae Lois Chambers 1933-12-31 Imperial Westmorland , Westmorland (Colorado Desert) Comment
  POM177940  Astragalus crotalariae Joseph A. Ewan 1931-4-2 4082 Imperial Niland, Imperial Valley. Comment
  POM210685  Astragalus crotalariae Roxana S. Ferris 1934-3-25 8811 Imperial North of Westmoreland. Comment
  RSA21767  Astragalus crotalariae C. B. Wolf 1937-4-6 8439 Imperial Imperial Valley, 1 mile S. of Truckhaven. -46 Comment
  RSA336139  Astragalus crotalariae R. F. Thorne 1978-4-29 52091 Imperial Near Salton Sea: along Hwy 86 near entrance to Salton Sea Naval Base, SSE of Salton Sea -61 Comment
  RSA353378  Astragalus crotalariae A. C. Sanders, et al. 1986-3-8 6163 Imperial Imperial Valley, locally common on side of Montgomery Road 1.1 mi. W of Haley Road and 0.2 mi. E of the Highline Canal. 8 miles ENE of Calipatria 0 Comment
  RSA415447  Astragalus crotalariae M. B. Dunkle 4903 Imperial Colorado Desert Comment
  SBBG3167  Astragalus crotalariae H. and M. Dearing 1937-3-11 650 Imperial above Kane Spring Comment
  SD122899  Astragalus crotalariae Robert F. Thorne 29-30 Apr 1978 52091 Imperial Near Salton Sea, on sandy desert along Hwy 86 near the entrance to Salton Sea Naval Base, SSE of the Salton Sea -60 Comment
  SD124703  Astragalus crotalariae A. C. Sanders 1986-3-8 6163 Imperial On side of Montgomery Road, 1.1 miles west of Haley Road & 0.2 miles east of the Highline Canal, 8 miles ENE of Calipatria Comment
  SD215513  Astragalus crotalariae Louis C. Wheeler 1963-3-10 8236 Imperial Bridge 58-38 on U. S. 99, 1.5 miles north of 78. Comment
  UCR139950  Astragalus crotalariae L. C. Wheeler 1963-3-10 8236 Imperial Sonoran (Colorado) Desert, Bridge 58-38 on US Hwy 99, 1.5 miles north of Hwy 78 -46 Comment
  UCR26593  Astragalus crotalariae L. F. LaPre, D. Hogan 1982-3-20 s.n. Imperial Sonoran (Colorado) Desert, 1 mi. SE of Kane Spring. Small drainage that crosses powerline access road. SCE 220KV Transmission Line Project. -52 Comment
  RSA704066  Astragalus didymocarpus var. dispermus J. P. Rebman, Mark Miller 2003-5-10 8984 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. Comment
  SEINET4559559  Astragalus insularis var. harwoodii Michael Wood 2010-1 Imperial Near Plaster City; just north of Interstate 8 approximately 3.5 mi east of Junction with Imperial Highway 92 Comment
  SEINET10442338  Astragalus lentiginosus var. borreganus J. G. Harrison 2016-3-13 s.n. Imperial Off [I-8] exit for Olgilby Road. 26 Comment
  UCR18984  Astragalus lentiginosus var. borreganus John C. Roos 1949-4-7 4166 Imperial Sonoran (Colorado) Desert, Sand flats west of Yuma sand dunes Comment
  RSA90172  Astragalus lentiginosus var. borreganus F. W. Peirson 1932-3-21 9961 Imperial East edge of Sand Hill, east of Imperial Valley 60 Comment
  CSUSB1289  Astragalus magdalenae Markell Kohn 1959-12-15 Imperial 5.0 miles west of Glamis in Algodones Dunes. Southside of highway. Comment
  SD115063  Astragalus magdalenae var. peirsonii Wayne P. Armstrong 1983-5-9 1125 Imperial Algodones Natural Area- 22 mi E. of Brawley (N. side of Hwy 78). 29 Comment
  UC402942  Astragalus magdalenae var. peirsonii H. E. and S. T. Parks Feb. 1929 376 Imperial sand dunes along road near Yuma; along road near Yuma Comment
  UCD105087  Astragalus magdalenae var. peirsonii Kenneth A. Wilson 1964-4-11 1325 Imperial 3 miles east of Coachella Canal on the Orita-Glamis Road. Comment
  UCR3391  Astragalus magdalenae var. peirsonii John Minnich 1964-3-25 64-3-25 13 Imperial Sonoran (Colorado) Desert, Algodones Dunes, c. 4 mi west of Glamis on rd from Brawley to Glamis 61 Comment
  RSA0006814  Astragalus magdalenae var. peirsonii H. D. Ripley, R. C. Barneby 1949-3-8 10086 Imperial Algodones sand hills. 55 Comment
  RSA90744  Astragalus magdalenae var. peirsonii F. W. Peirson 1927-4-15 7194 Imperial Lower part of dunes west of Yuma. Comment
  SD140422  Astragalus palmeri Jon P. Rebman, M. Howe 1997-4-5 3896 Imperial Jacumba Natural Area, east of Jacumba, In-Ko-Pah Mountains, region near Valley of the Moon. (IPB 10/07) 900 Comment
  RSA767473  Astragalus peirsonii J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13405 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.82 miles southwest [202.8 degrees] of Imperial Dunes Recreation Area exit from Interstate 8. 49 Comment
  RSA767502  Astragalus peirsonii J. Mark Porter 2003-3-20 13491 .08 Imperial Imperial Dunes (Algodones Dunes), 4.4 miles west north-west [291.38 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  CAS-BOT-BC193158  Astragalus sabulonum E. A. McGregor 1917-4-17 870 Imperial 5 miles East of El Centro Comment
  CAS-BOT-BC193163  Astragalus sabulonum Marcus E. Jones 1906-4-26 s.n. Imperial Imperial Junction 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
  UCR120100  Atrichoseris platyphylla Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-23 4947 Imperial Sonoran Desert, W of Picacho State Recreation Area; along Indian Pass Road c. 6.1 mi east of Ogilby Road 125 Comment
  RSA0093492  Atriplex 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
  RSA0093981  Atriplex A. C. Sanders 2010-3-25 37583 Imperial Sonoran (Colorado) Desert; Salton Trough. Imperial Valley, Hwy 111 at English Rd., c. 2 mi. NW of Niland, between hwy and RR tracks. -51 Comment
  RSA0065525  Atriplex C. J. Humphrey 1936-5-28 67 Imperial Bard. 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
  SD117936  Atriplex canescens Amadeo Rea 1984-12-3 5446 Imperial Ca. 8.0 miles east of El Centro (Hot Spring & I-8). Comment
  SD8052  Atriplex canescens Daniel Cleveland 1885-6-25 Imperial Mountain Springs Grade. Comment
  SEINET10389813  Atriplex canescens A. C. Sanders, Jim Malusa 2015-9-7 41808 Imperial 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
  SEINET3930587  Atriplex canescens S. Sanderson 1994-2-26 94 -013 Imperial Marina Drive, Salton City.; 0 Comment
  SEINET3930608  Atriplex canescens Grant D. Brown 1950-3-29 511 Imperial 10 miles W of highway #99 on highway 78.; 0 Comment
  UC165058  Atriplex canescens S. B. Parish 1912-7-1 8077 Imperial bluffs Alamo River (Holtville, Imperial Valley); Imperial Valley, bluffs of Alamo River, Holtville Comment
  UCD97303  Atriplex canescens Susan Semenza 1964-12-29 84 Imperial 3 miles west of Plaster City, US Hwy 80. Colorado Desert. 30 Comment
  RSA452374  Atriplex canescens Edwin Kline 1920-09 s.n. Imperial [Unspecified] Comment
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Sep 8 2016
  CAS-BOT-BC170642  Atriplex canescens subsp. canescens W. M. Ingram 1934-10-1 6 Imperial Rockwood Comment
  POM278662  Atriplex canescens var. linearis Grant D. Brown 1949-12-15 478 Imperial 1/2 mile N of Frink on Hyway 111 (E side of Salton Sea) Comment
  POM312482  Atriplex canescens var. linearis Malcolm A. Nobs, S. Galen Smith 1948-9-5 534 -B Imperial Mullett Island road, near Alamo River. Comment
  RSA5449  Atriplex canescens var. linearis C. B. Wolf 1932-10-13 s.n. Imperial Wister (S.P.R.R.), south-east side of Salton Sea -30 Comment
  RSA640222  Atriplex canescens var. linearis R. S. Woglum 1938-11-9 2152 Imperial Sonoran Desert: 5 miles east of Calexico; Imperial Valley. Comment
  SD139628  Atriplex canescens var. linearis Jon Rebman, Maggie Loy 1996-10-26 3738 Imperial W of Imperial: sandy area along irrigation canals 10 Comment
  CAS-BOT-BC520435  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37591 Imperial Sonoran (Colorado) Desert; Salton Trough: Imperial Valley, upper English Rd. aabove Wilkins Rd., c. 5.7 mi NNW of Niland -1 Comment
  HSC104157  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37614 Imperial Sonoran (Colorado) Desert; Salton Trough: east side of the Salton Sea, Pacific Wash at Hwy. 111, 0.7 mi. SE of Hot Mineral Spa Rd., between Hwy. and railroad tracks -60 Comment
  SD260201  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37583 Imperial Sonoran (Colorado) Desert: Salton Trough; Imperial Valley, Hwy 111 at English Rd., c. 2 mi. NW of Niland, between hwy and RR tracks (Wister 7.5'Q) -50 Comment
  SD260203  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37590 Imperial Sonoran (Colorado) Desert: Salton Trough; Imperial Valley, English Road aove Wilkins Rd., c. 5 mi. NNW of Niland (Wister 7.5'Q) -15 Comment
  SEINET13387048 Image available Atriplex canescens var. macilenta A. C. Sanders 2010-1 37610 Imperial Sonoran (Colorado) Desert: Salton Trough: Wister, Cedar Wash at Hwy 111, between the highway and railroad (Wister 7.5' Q.) -59 Comment
  UCR212922  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37580 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Hwy 111 c. 0.5 mi. NW of Niland, just north of Marshy Wash, between hwy and RR tracks -43 Comment
  UCR212942  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37598 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
  CDA23260  Atriplex elegans R. E. Riefner Jr. 2006-10-9 06 -514 Imperial East of El Centro, Ross Road ca. 0.2 mile east of Dogwood Street, north of Highway 8. Comment
  UC110328  Atriplex elegans T. S. Brandegee 1901-3-29 Imperial Cameron Lake , Cameron Lake (Colo. Desert) Comment
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Sep 10 2007
  UC205314  Atriplex elegans Jos. Burtt Davy 1902-3-28 7992 Imperial Calexico 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
  JEPS59409  Atriplex elegans var. fasciculata W. L. Jepson 1927-4-16 11745 Imperial alkaline desert plain e Coyote Wells (Colorado Desert); , e of Coyote Wells 60 Comment
  RSA27504  Atriplex elegans var. fasciculata I. L. Wiggins 1941-3-24 s.n. Imperial 9 miles north of Niland, on east side of Salton Sea. Comment
  RSA452386  Atriplex elegans var. fasciculata Edwin Kline 1920-4-11 s.n. Imperial Near Brawley Comment
  UCD77415  Atriplex elegans var. fasciculata Robert E. Preston 2006-5-4 2379 Imperial Ca. 2.9 mi E of Tarantula Wash, ca. 300 ft S of Hwy 78 -7 Comment
  RSA624005  Atriplex elegans var. fasciculata George D. Abrams 1902-07 s.n. Imperial Imperial County Comment
  CAS-BOT-BC168321  Atriplex hymenelytra Robert F. Thorne; R. Rutherford 1964-4-12 33664 Imperial Margin of wash near Imperial gables, Chocolate Mts. 396 Comment
  RSA65389  Atriplex hymenelytra F. W. Peirson 1922-4-12 2354 Imperial 28 miles south of Coachella. Comment
  RSA761090  Atriplex hymenelytra Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks, M. Volke 2010-4-7 125 Imperial EC 350 off Dunaway Rd. More than 1 mile in. Turn S on Race Course Rd. 23 Comment
  SD126667  Atriplex hymenelytra Duffie Clemons, Rod Brown, Thea Brown 1989-2-27 2204 Imperial Fossil Canyon. (IPB 10/07) 292 Comment
  SD191885  Atriplex hymenelytra Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14390 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
  SD191886  Atriplex hymenelytra Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14600 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PECHET in arroyo bottom and surrounding embankments 14 Comment
  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
  SEINET753570  Atriplex hymenelytra L. R. Landrum 2003-2-16 10542 Imperial Hwy 8 at exit to Plaster City 3 Comment
  UC527489  Atriplex hymenelytra C. B. Wolf 1931-5-29 2180 Imperial wash 1/2 mi n of base Signal Mt. (Colorado Desert); , wash n of base of Signal Mt. 30 Comment
  UC850819  Atriplex hymenelytra Lewis S. Rose 1938-2-4 38050 Imperial Plaster City 0 Comment
  UCR226577  Atriplex hymenelytra Jim Andre, Glenn L. Clifton 2011-2-20 15839 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
  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
  SEINET7985996  Atriplex lentiformis subsp. lentiformis Jon P. Rebman 1996-10-25 3711 Imperial Calexico, W of Calexico, along border between U.S./Mexico 50 Comment
  SD201075  Atriplex linearis Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3163 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 21 (SP21), in Palm Wash, site ISOACR, in wash. 42 Comment
  RSA48310  Atriplex polycarpa E. K. Balls 1949-4-4 12945 Imperial On highway 111, 5 miles north of Niland, Colorado Desert. -61 Comment
  SD201076  Atriplex polycarpa Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3147 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), in Verbena Wash, site TIQPAL, in drainage of mesa & wash complex. 60 Comment
  SEINET4135527  Atriplex polycarpa Stewart C. Sanderson 1993-11-18 93 -042 Imperial Octillo, CA.; 0 Comment
  SEINET5767762  Atriplex polycarpa E. K. Balls 1949-4-4 12945 Imperial Highway 111 five miles north of Niland, Colorado Desert. 61 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
  UCR108091  Atriplex semibaccata Jon P. Rebman, Maggie Loy 1996-10-28 3775 Imperial Sonoran (Colorado) Desert, Imperial Valley, near agricultural area at the Salton Sea and Lack Road, SE part of Salton Sea Comment
  SBBG127391  Atriplex suberecta A. C. Sanders 2010-3-25 37582 Imperial Hwy 111 ca. 0.5 mi NW of Niland, just N of Marshy Wash, between hwy and RR tracks, Imperial Valley -43 Comment
  UCD56264  Avena fatua A. A. Beetle 1942-4-22 3171 Imperial Rt. 80, 5 miles east of El Centro, near Holtville. Comment
  CAS-BOT-BC98787  Baccharis brachyphylla Edmund C. Jaeger 1938-11-12 s.n. Imperial Fish Creek 60 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
  CAS-BOT-BC99665  Baccharis salicifolia LeRoy Abrams 1904-6-1 4093 Imperial Imperial Valley, near [Caleico] Calexico Comment
  CDA10396  Baccharis salicifolia T. C. Fuller 1958-9-25 3466 Imperial 3.5 miles north of Niland. 0 Comment
  POM350342  Baccharis salicifolia Joseph A. Ewan 1931-4-2 4081 Imperial Road to Mud Pots, Salton Sea. 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
  SEINET899260  Baccharis salicifolia J. J. Thornber 1912-1 Imperial Bard, near Arizona line Comment
  JEPS21295  Baccharis salicifolia subsp. salicifolia W. L. Jepson Oct 22 1912-Nov 7 1912 5266 Imperial Colorado River, Palo Verde Valley 45 Comment
  UC893662  Baccharis salicifolia subsp. salicifolia Carl B. Wolf 1932-10-13 4338 Imperial 2 mi e of Calipatria (Imperial Valley, Colorado Desert); Colorado Desert, Imperial Valley -30 Comment
  UC893664  Baccharis salicifolia subsp. salicifolia Carl B. Wolf 1932-10-14 4334 Imperial 2 mi se of Niland (Colorado Desert, Imperial Valley); Colorado Desert, Imperial Valley 30 Comment
  SD250603  Baccharis salicina Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28809 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
  RSA113539  Baccharis sarothroides E. K. Balls 1955-10-21 21452 Imperial 5 miles E of Holtwille Comment
  CAS-BOT-BC295886  Bahiopsis parishii Ira L. Wiggins 1941-3-25 9645 Imperial On east side of Chocolate Mountains, 11.3 miles northeast of Beal Well Comment
  UCR266736  Bahiopsis parishii A. C. Sanders, Jim Malusa 2016-1-23 41985 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, head of canyon north of old Niland to Blythe road, 1.6 miles WNW of Beal Well 549 Comment
  CAS-BOT-BC99939  Baileya pauciradiata H. S. Gentry 1933-2-25 s.n. Imperial Westmoreland Comment
  CAS-BOT-BC99945  Baileya pauciradiata S. B. Parish 1912-10-18 8368 Imperial [Dixey land] Dixieland 15 Comment
  SD144916  Baileya pauciradiata Jon Rebman, A. Salywon & C. Christy 1998-3-22 4936 Imperial Southeast of El Centro; along Hwy. 98, ca. 1.4 miles SW of Interstate 8 20 Comment
  SD49313  Baileya pauciradiata Reid Moran 1958-3-1 6511 Imperial Pinto Wash 74 Comment
  SEINET3822051 Image available Baileya pauciradiata Annie M. Alexander, Louise Kellogg 1941-5-28 2248 Imperial 3 miles south of Palo Verde 107 Comment
  SEINET3828035  Baileya pauciradiata J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13390 Imperial Imperial Dunes Recreation Area ( Algodones Dunes) ca. 0.5mi WSW of Ogilby, W of County road S34 95 Comment
  UC64811  Baileya pauciradiata E. E. Schellenger 1904-3-15 67 Imperial Paloverde; Colorado Desert Comment
  CAS-BOT-BC106607  Baileya pleniradiata C. L. Hitchcock 1966-3-19 24282 Imperial Edge of sand hills between Yuma and Holtsville Comment
  JEPS101322  Baileya pleniradiata Dean W. Taylor 1998-5-12 16389 Imperial vicinity of Felicity (ca 3 road miles E of Colorado River on Interstate 8), near the Pilot Knob Substation 85 Comment
  JEPS121512  Baileya pleniradiata Adam C. Schneider with Will Freyman 2014-2-16 376 Imperial Eastern edge of Algodones Dunes. Comment
  RSA278784  Baileya pleniradiata Bonnie M. Rich 1979-4-3 79007 Imperial South of designated jeep trail. Comment
  RSA695662  Baileya pleniradiata L. Griset 1929-4-4 s.n Imperial 85 miles from Yuma, Arizona. Comment
  RSA793968  Baileya pleniradiata Duncan S. Bell 2012-11-11 4357 Imperial Algodones Dunes: north section of dunes, approximately 20 air miles northwest of the junction of Highway 78 and the Southern Pacific Railroad tracks, and approximately 16.5 air miles southeast of Niland. 60 Comment
  SD144060  Baileya pleniradiata G. K. Helmkamp, E. Helmkamp 1998-1-24 2584 Imperial 0.2 mi. S of jct of Ogilby Rd & Hwy I-8 46 Comment
  UCR163743  Baileya pleniradiata B. G. Pitzer, G. R. Ballmer 2001-3-17 4269 Imperial Sonoran (Colorado) Desert, Algodonnes Dunes, south of end of Ogilby Rd. on south side of I-8 88 Comment
  UCR269477  Baileya pleniradiata A. C. Sanders, Jim Malusa 2016-3-6 42108 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash area, along Ted Kipf Rd. near junction with Niland-Glamis Rd. 70 Comment
  UCR33601  Baileya pleniradiata Sears 1978-3-15 747 Imperial Sonoran (Colorado) Desert, Hwy 80, 40 mi east of El Centro, 3 mi east of Hwy 98 40 Comment
  UCR41700  Baileya pleniradiata A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6171 Imperial Sonoran (Colorado) Desert, E side of Algodones Dunes, 2.7 mi NW of Glamis, along dirt road parallel to RR and dunes, SW of Mesquite Siding, between the RR and the dunes. 85 Comment
  SD139624  Bassia hyssopifolia Jon Rebman, Maggie Loy 1996-10-26 3732 Imperial N of Seeley: New River ponds 10 Comment
  CAS-BOT-BC502081  Bebbia juncea A. C. Sanders; Jim Malusa 2015-3-8 41352 Imperial Sonoran (Colorado) Desert: mouth of Salvation Pass in the Chocolate Mtns, western foot of the range, US Navy Chocolate Mtns Aerial Gunnery Range 284 Comment
  OBI49862  Bebbia juncea Larry Kelly 1988-3-24 21 Imperial Along Imperial hwy (S-2) in Ocatillo ca. .5 mi N of I-8 Comment
  RSA0093821  Bebbia juncea A. C. Sanders, Jim Malusa 2015-3-8 41352 Imperial Sonoran (Colorado) Desert. mouth of Salvation Pass in the Chocolate Mountains, western foot of the range, US Navy Chocolate Mountains Aerial Gunnery Range. 284 Comment
  UCR107916  Bebbia juncea Christopher Christie 1997-1-29 67 Imperial Sonoran (Colorado) Desert, western bajadas of Chocolate Mountains, NE of Glamis. Comment
  UCR239484  Bebbia juncea A. C. Sanders, Mitch Provance 2012-10-23 40471 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., NE of Arroyo Seco, 0.9 km SE of volcanic hill, 2.54 km SE (154 deg. ) of Raineys Well 494 Comment
  UCR266727  Bebbia juncea A. C. Sanders, J. Malusa 2016-1-22 41953 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range 412 Comment
  UCSB12284  Bebbia juncea Tarwater, Shirley 1961-3-4 Imperial 2 miles north of Mt. Signal, 15 miles west of Calexico, Highway 98 off dirt road Comment
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Jun 11 2013
  CAS-BOT-BC106405  Bebbia juncea var. aspera H. E. McMinn 1925-7-1 1467 Imperial 11 miles S. of Oasis - Cal. desert Comment
  RSA0028909  Bebbia juncea var. aspera J. Andre 2013-3-4 24087 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
  SD216543  Bebbia juncea var. aspera Ian Cain 2011-3-17 1572 Imperial Along east bound I-8, 4.15km east of intersection with Mountain Springs Road 469 Comment
  UC91014  Bebbia juncea var. aspera T. S. Brandegee 1901-3-30 Imperial near Boundary Line (Signal Mt., Colorado Desert); Colorado Desert, Signal Mt. Comment
  UCR211976  Bebbia juncea var. aspera Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-10 16264 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
  UCR212897  Bebbia juncea var. aspera A. C. Sanders 2010-2-20 37303 Imperial Sonoran (Colorado) Desert; Colorado River Valley, roadside of Hwy S24 (Imperial Rd.) NE of Bard, near Laguna Dam and adjacent to canal 48 Comment
  UCR277625  Bebbia juncea var. aspera Aaron C. Sedgwick 2012-11-9 163 Imperial Sonoran (Colorado) Desert, east of Midway Well and north of the Chocolate Mountains on Midway Well Road 259 Comment
  RSA763017  Beta macrocarpa A. C. Sanders 2010-2-18 37273 Imperial SW side of Hwy 111 at Niland Marina Rd., dry upper edge of Salton Sea, at near Frink bench mark -51 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
  UCR152570  Beta macrocarpa Detlef Bartsch 1998-5-6 01 Imperial Sonoran (Colorado) Desert, Hwy 98 at Pulliam Rd., 10 mi west of Calexico -5 Comment
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Feb 20 2010
  UCR214493  Beta macrocarpa A. C. Sanders 2010-3-25 37616 Imperial Sonoran (Colorado) Desert; Salton Trough, east side of the Salton Sea, Pacific Wash at Hwy 111, 0.7 mi. SE of Hot Mineral Spa Rd., between hwy and RR tracks -60 Comment
  UCR1575  Beta vulgaris William R. Bowen 1962-4-18 046 Imperial Sonoran (Colorado) Desert, Along irrigation ditch 7 mi south of Brawley on US Hwy 99 -24 Comment
  SD155817  Boechera perennans Jon P. Rebman 2001-3-14 7136 Imperial Jacumba Natural Area, In-Ko-Pah Mountains. (IPB 10/07) 975 Comment
  SD152245  Boechera pulchra Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-21 6572 Imperial Inkopah Mountains. Jacumba Wilderness Area 1000 Comment
  SD152246  Boechera xylopoda Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6578 Imperial Inkopah Mountains, Jacumba Wilderness Area. (IPB 10/07) 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
  RSA628833  Boerhavia intermedia B. Pitzer 1997-10-19 3324 Imperial Sonoran (Colorado) Desert Ogilby Road (Hwy S34) where powerlines cross Hwy c. 1 mi south of Indian Pass Road 198 Comment
  SD254651  Boerhavia triquetra var. intermedia B. Pitzer 1997-10-19 3324 Imperial Ogilby Road (Hwy S34) where powerlines cross hwy 1 mile S of Indian Pass Road. 198 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-BC31340  Bolboschoenus maritimus C. B. Wolf 1931-3-12 1872 Imperial Colorado Desert, 7 mi NW of Westmorland. Comment
  CAS-BOT-BC428015  Boraginaceae Greg Gust; Leith Nye 2005-3-3 465 Imperial BLM Land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. 159 Comment
  UCR15333  Bouteloua aristidoides O. F. Clarke, N. Burchett, G. K. Helmkamp 1977-1-22 s.n. Imperial Sonoran (Colorado) Desert, Pinto Wash alongside Calif. Hwy 98 30 Comment
  UCR211167  Bouteloua aristidoides var. aristidoides Jim Andre, T. La Doux 2009-2-26 9888 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
  UCR265257  Bouteloua aristidoides var. aristidoides Jon P. Rebman, John La Grange, Warren Schmidtmann 2014-9-26 28836 Imperial Algodones Dunes, east of Brawley, north of Hwy 78 at Glamis and west of the railroad and Ted Kipf Road; on the eastern edge of the dune field 90 Comment
  SEINET10519895  Bouteloua barbata Charles L. Hitchcock, C. V. Muhlick 1962-3-18 Hitchcock 22238 Imperial Basaltic debris on hill at E edge of Chocolate Mts., 9.3 mi. E of Glamis, on rd. to Blythe. Comment
  CAS-BOT-BC483058  Bouteloua barbata var. barbata Sarah J. De Groot; Cheryl Sevilla 2014-9-11 7301 Imperial Along Hwy 78 S of Palo Verde, just N of MIthcells Camp Road, W of Davis Lake and Cibola National Wildlife Refuge. SE foot of Palo Verde Mountains, SE of Palo Verde Peak, N of Milpitas Wash 73 Comment
  JEPS68460  Bouteloua barbata var. barbata S. B. Parish 1912-10-15 8235 Imperial river bluffs near Rockwood; Salton Basin, New River -51 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
  RSA766599  Bouteloua barbata var. barbata Jim Andre, Tasha La Doux 2009-2-26 9887 Imperial Palo Verde Mountains: along major power line corridor (Palo Verde Road) that runs north-south through mountains. 182 Comment
  SD142487  Bouteloua barbata var. barbata Jon P. Rebman, Adrienne Russell 1997-9-6 4202 Imperial West of Plaster City: along S-80, N of I-8 20 Comment
  SEINET8080748 Image available Bouteloua barbata var. barbata Deidre Conocchioli, Caitlin Elam 2013-10-2 86 Imperial Sonoran Desert. West side of Algodones Sand Dunes. From Brawley, Ca, take CA-78 E (Ben Hulse Hwy) for 14 miles. Turn right (S) onto unpaved BLM road. 4 Comment
  JEPS42501  Brandegea bigelovii W. L. Jepson 1912-11-1 5274 Imperial along the Colorado River, Needles to Yuma Colorado River 45 Comment
  RSA649294  Brandegea bigelovii Craig Matkin 1971-4-17 060 Imperial Collected in the Colorado desert about 17 miles from Palo Verde. 91 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
  UCR101700  Brandegea bigelovii B. G. Pitzer 1998-2-2 3519 Imperial Sonoran (Colorado) Desert, Indian ['Tumco'] Wash, where powerline crosses Ogilby Road 198 Comment
  UCR269680  Brandegea bigelovii A. C. Sanders, Jim Malusa 2016-3-17 42308 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
  UCR60761  Brandegea bigelovii R. F. Thorne 1978-5-30 52153 Imperial Sonoran (Colorado) Desert, Algodones Dunes, N end, c. 2 mi. SSE of Regina. 61 Comment
  JEPS100787  Brassica tournefortii Dean W. Taylor 1999-4-9 17107 Imperial Wash near Rainey Well (ca. 20 air miles SE of Blyth. 502 Comment
  SD128663  Brassica tournefortii Darley F. Howe 1980-4-14 Imperial 19 miles east of Brawley, on Highway 78. (IPB 10/07) Comment
  SD190622  Brassica tournefortii Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3193 Imperial Picacho State Recreation Area, Upper Dock, south side of Colorado River. 61 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
  SD199944  Brassica tournefortii Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16461 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
  SEINET901293  Brassica tournefortii Steven P. MacLaughlin, Janice E. Bowers 1984-1 2742 Imperial Indian Pass Rd. 1.5 miles NE of Ogilby Rd. 183 Comment
  UCD83517  Brassica tournefortii Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5859 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
  UCR123889  Brassica tournefortii Steven R. Hill, K. Kramer 2001-4-27 33483 Imperial Sonoran (Colorado) Desert, California Route 86/78, W side of road, near Kane Spring, 0.6 mi SE of the U.S. Border Patrol Station at San Felipe Wash bridge. About 3.3 mi SW of the Salton Sea margin -52 Comment
  UCR139730  Brassica tournefortii B. G. Pitzer 1989-4-15 1267 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Gasline Road, 8.1 mi. north of Seal Camp (Siphon 10) 400 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
  RSA0063251  Brassica tournefortii E. K. Balls, P. C. Everett 1958-3-20 22894 Imperial 0.5 mi. N along road to Blythe from U.S. Highway 80. 60 Comment
  SD143027  Brickellia frutescens Jon P. Rebman, Mike Simpson 1997-5-28 4126 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cave area south of Mountain Spring. (IPB 10/07) Comment
  SDSU17657  Brickellia frutescens Gwen Simpson, SDSU Taxonomy class 1998-3-27 7 Imperial Mountain Springs Road, exit off I-8, east, just south of I-8, ca. 150 feet. Ca. 1.1 miles due north of Boulder Park. 668 Comment
  CDA10551  Brickellia incana T. C. Fuller 1974-11-14 20056 Imperial North of the base of the Chocolate Mountains. 0 Comment
  RSA44324  Bromus catharticus L. G. Goar 1939-7-3 s.n. Imperial El Centro, Imperial Valley Field Station. Comment
  RSA700434  Bromus diandrus Jon P. Rebman, D. Silverman, B. Lauri, Oscar Solis 2001-4-13 7233 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at tope of grade along road to Valley of the Moon, just E of the microwave towers, 32 deg 37' 57N, 116 deg 05' 47 1200 Comment
  SD155874  Bromus diandrus Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7233 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon, just east of the microwave towers. (IPB 10/07) 1200 Comment
  SD155872  Bromus tectorum Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7242 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon. (IPB 10/07) 1150 Comment
  SD192027  Calandrinia ambigua Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14482 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
  SD192028  Calandrinia ambigua Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14457 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
  SD200203  Calandrinia ambigua Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16374 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
  SD49307  Calandrinia ambigua Reid Moran 1958-3-5 6515 Imperial Pinto Wash 74 Comment
  CAS-BOT-BC200992  Calliandra eriophylla Annie M. Alexander; Louise Kellogg 1941-3-4 1894 Imperial 5 miles north of Ogilby 140 Comment
  HSC101430  Calliandra eriophylla Jim Andre 2013-3-4 24103 Imperial Cargo Muchacho Mountains; west side of range, along Ogilby Rd, approx 8.4 mi. north of Jct Interstate 8 166 Comment
  JEPS13985  Calliandra eriophylla Ethel M. Rockwell 1928-6-1 Imperial hills ne Calipatria; Chocolate Mountains Comment
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Jan 29 2009
  RSA0015809  Calliandra eriophylla Jim Andre 2013-3-4 24139 Imperial Cargo Muchacho Mtns: northwest side of range, on BLM Rd 664, 0.5 mi east of Ogilby Rd. 195 Comment
  SD254610  Calliandra eriophylla A. C. Sanders, Jim Malusa 2016-3-7 42116 Imperial Sonoran (Colorado) Desert; Chocolate Mountains Aerial Gunnery Range, dirt road from E. O. D. Camp Burt (off intersection of Dietz Rd. and Skyline Dr.) toward target Invader, at north foot of Blue Mountain. 374 Comment
  UCR28719  Calliandra eriophylla A. C. Sanders 1976-11-10 044 Imperial Sonoran (Colorado) Desert, Julian Wash, which flows into the Colorado River, east of Peter Kane Mountain 305 Comment
  RSA224184  Calycoseris wrightii C. L. Hitchcock 1968-3-12 25449 -a Imperial 5 mi. NW of Coyote Wells Comment
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Oct 9 2010
  SEINET10669751  Calycoseris wrightii Greg Gust, Leith Nye 2005-3-4 Gust 481 Imperial Off of Hwy 78 on Black Mountain Rd. ca. 3 mi. from HWY 78 intersection at dry wash approaching Black Mountains. 363 Comment
  UCD129990  Calycoseris wrightii E. K. Balls; P. C. Everett 1958-3-20 22934 Imperial 22.4 mi. nw. of Ogilby on road to Blythe. 365 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
  UCR269753  Calycoseris wrightii A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42208 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  UCR152855  Calyptridium monandrum Jon P. Rebman 2001-3-14 7117 Imperial Peninsular Ranges/ Cuyamaca-Laguna Mtns, Jacumba Natural Area, In-ko-pah Mtns 975 Comment
  UCR241605  Camissonia boothii A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40671 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
  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
  RSA21768  Camissonia boothii subsp. condensata Carl B. Wolf 1937-4-6 s.n. Imperial Colorado Desert, Imperial Valley, 1 mile south of Truckhaven. -46 Comment
  RSA465951  Camissonia boothii subsp. condensata Edwin Kline 1920-3-28 s.n. Imperial Colorado Desert 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
  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
  RSA135208  Camissonia brevipes subsp. arizonica Peter H. Raven 1958-1-26 s.n. Imperial 28.7 miles north of Ogilby, east of the road. Comment
  GMDRC4157  Camissonia californica J. Andre, T. La Doux 2010-3-1 12579 Imperial Borrego Desert region: approx 2.5 mi. northwest of town of Ocotillo along Hwy S-2, at large transmission line crossing. 164 Comment
  HSC16494  Camissonia californica C. L. Hitchcock, C. V. Muhlick 1964-3-20 23189 Imperial Along Hwy. S2, 7 mi. N of junction with Hwy. 80 Comment
  RSA489129  Camissonia cardiophylla George K. Helmkamp 1988-2-28 s.n. Imperial At end of dirt road ca. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98. 152 Comment
  UCR50970  Camissonia cardiophylla George K. Helmkamp 1988-2-28 s.n. Imperial Sonoran (Colorado) Desert, at end of a dirt road c. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98 153 Comment
  UCR89958  Camissonia cardiophylla John Wear, Tish Bennett, Nathan Moorhatch 1995-4-28 s.n. Imperial Sonoran Desert, Fish Creek Mtns, U.S. Gypsum mine 152 Comment
  UCR148719  Camissonia cardiophylla subsp. cardiophylla Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6539 Imperial W Colorado Desert, NW of El Centro, E side of Fish Creek Mtns and west of Salton Sea Comment
  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
  RSA802163  Camissonia claviformis Duncan S. Bell 2013-3-24 4640 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
  UCR166074  Camissonia claviformis 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
  UCR226817  Camissonia claviformis Jim Andre, Glenn L. Clifton 2011-2-20 15840 Imperial Sonora (Colorado) Desert, Borrego Desert, along Hwy I-8 at lower In-Ko-Pah Gorge, 4.5 mi west of Ocotillo at Imperial Hwy 330 Comment
  UCR38112  Camissonia claviformis A. C. Sanders 1985-3-24 5413 Imperial Sonoran (Colorado) Desert, Borrego Badlands, along Hwy S-22, the Borrego-Salton Seaway, SE end of the Santa Rosa Mts, c. 1/2 mile east of Anza-Borrego State Park boundary 61 Comment
  POM184098  Camissonia claviformis subsp. aurantiaca P. A. Munz, C. L. Hitchcock 1932-4-5 12137 Imperial 2 miles north of Cargo Muchacho Mts. 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
  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
  RSA48427  Camissonia claviformis subsp. aurantiaca E. K. Balls 1949-4-3 12912 Imperial Gentle slopes and open flats between Niland and Blythe, Colorado Desert. 61 Comment
  UCR246531  Camissonia claviformis subsp. aurantiaca Frank B. McMurry 1943-1 1315 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  CDA18543  Camissonia claviformis subsp. claviformis Frank B. McMurry 1943-1 1330 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  UCR3371  Camissonia claviformis subsp. claviformis John Minnich 1964-3-26 64-3-26- 2 Imperial Sonoran (Colorado) Desert, Brawley-Glamis Road c. 8 mi west of Glamis 30 Comment
  RSA151434  Camissonia claviformis subsp. peirsonii William M. Klein 1958-2-12 51 Imperial Ca. 6 mi. northwest of Kane Spgs. along hwy. 99 [Hwy 86]. Comment
  RSA224186  Camissonia claviformis subsp. peirsonii C. L. Hitchcock 1968-3-11 25437 Imperial Open, sandy desert, on sand dunes, 42 mi. so . of Indio. Comment
  RSA448949  Camissonia claviformis subsp. peirsonii M. B. Dunkle 1932-3-26 2947 Imperial East of Salton Sea near Arroyo Salada, Colorado Desert. Comment
  UCR103652  Camissonia claviformis subsp. peirsonii George K. Helmkamp, E. Helmkamp 1998-1-28 2624 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
  UCR211321  Camissonia claviformis subsp. peirsonii Jim Andre, T. La Doux 2009-2-26 9865 Imperial Sonoran (Colorado) Desert, Borrego Desert, low hills c. 1.5 mi northeast of Ocotillo and Fwy I-8 96 Comment
  RSA136152  Camissonia claviformis subsp. yumae William M. Klein 1958-2-13 73 Imperial Southeast of Desert Edge and into the desert ca. 3 or 4 miles. Comment
  RSA449240  Camissonia pallida subsp. pallida M. B. Dunkle 1937-3-25 4900 Imperial Colorado Desert. Comment
  RSA176315  Camissonia refracta Robert F. Thorne, R. Rutherford 1964-4-11 33604 Imperial Gables Wash, ca 3 miles W of Imperial Gables, Chocolate Mts. 396 Comment
  RSA48428  Camissonia refracta E. K. Balls 1949-4-3 12912 a Imperial Gentle slopes and open flats between Niland and Blythe, Colorado Desert. 61 Comment
  RSA643183  Camissonia refracta Jon P. Rebman, A. Salywon, C. Christy 1998-3-23 4955 Imperial West of Picacho State Recreation Area; along Indian Pass Road ca. 9.1 mile east of Ogilby road. 150 Comment
  RSA350000  Castela emoryi Robert F. Thorne, Steve D. Boyd 1986-3-21 61613 Imperial Yuha Desert; Crucifixion thorn Woodland, 6.5 miles SE of coyote Well on Rt 98 46 Comment
  UCR108130  Castela emoryi Jon P. Rebman, Maggie Loy 1996-10-25 3704 Imperial Ocotillo, Southeast of Ocotillo: just south of Hwy 98 27 Comment
  SEINET2048872 Image available Castilleja foliolosa Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-21 6569 Imperial Inkopah Mountains Jacumba Wilderness Area 1000 Comment
  UCD114203  Caulanthus cooperi G. L. Webster; S. Lynch 1973-3-18 7604 Imperial Campbell Grade, ca. 4.5 miles W of Vallecito Stage Station. 609 Comment
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Jun 25 2013
  SEINET3167286  Caulanthus lasiophyllus R. W. Spellenberg, N. Zucker 2005-2-14 13496 Imperial Ca. 50 km N of Winterhaven, near mouth of Bear Canyon at Colorado River, along dirt track. 50 Comment
  SJSU9890  Caulanthus lasiophyllus L. F. Lamon 1967-1-31 Imperial Salton City on Hwy 86 (99) 0 Comment
  UCR260298  Caulanthus lasiophyllus A. C. Sanders, Jim Malusa 2015-3-8 41349 Imperial Sonoran (Colorado) Desert, mouth of Salvation Pass in the Chocolate Mountains, western foot of the range, US Navy Chocolate Mountains Aerial Gunnery Range 274 Comment
  UCR279218  Caulanthus lasiophyllus A. C. Sanders, Jim Malusa 2017-3-13 42861 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Salvation Wash east of Salvation Pass, 1 km above to 1.1 km below confluence with German Diggins Wash 373 Comment
  RSA792665  Ceanothus greggii Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4431 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  CAS-BOT-BC51913  Ceanothus perplexans E. A. McGregor 1916-8-6 46 Imperial Live Oak Springs, Laguna Mts. 1066 Comment
  UCR25407  Cenchrus echinatus John C. Roos 1949-4-7 4173 Imperial Sonoran (Colorado) Desert, Lower Colorado River Valley, near Winterhaven 40 Comment
  CDA1870  Cenchrus echinatus Henson 1940-6-29 Imperial 0 Comment
  CDA7333  Centaurea solstitialis R. Wagner 1969-6-24 Imperial Holtville 0 Comment
  RSA492676  Cercidium floridum Walter Wisura 1989-4-10 s.n Imperial 12. 4 miles N of I-8 along Ogilby road. Comment
  SEINET5584822  Chaenactis Stephen Hale 2010-1 Imperial Rolling terrain just north of northern foothills of the Paloverde Mountains at southern end of Paloverde Mesa neas the WAPA Blyhte-Knob transmission line. 30 Comment
  CAS-BOT-BC276302  Chaenactis carphoclinia Roxana S. Ferris 1928-4-19 7115 Imperial 3 miles E of Coyote Wells in the Dixieland Road Comment
  CAS-BOT-BC276310  Chaenactis carphoclinia Steve Boyd 1986-2-6 1211 Imperial Cargo Muchacho Mountains: large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road Comment
  JEPS22128  Chaenactis carphoclinia var. carphoclinia Rimo Bacigalupi with Paul Hutchison 1958-2-17 6122 Imperial 4.8 mi. n. Ogilby; Colorado Desert, n.w. slope Cargo Muchacho Mts. 135 Comment
  POM351666  Chaenactis carphoclinia var. carphoclinia Jack Rempel 1933-2-25 17250 Imperial Colorado Desert, road from Niland to Salvation Pass, Chocolate Mts. Comment
  RSA0093965  Chaenactis carphoclinia var. carphoclinia Jim M. Andre 2015-3-3 31278 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
  SD173234  Chaenactis carphoclinia var. carphoclinia Larry Hendrickson, L. Louise Jee 2005-4-22 2049 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
  UC495160  Chaenactis carphoclinia var. carphoclinia Philip A. Munz and C. L. Hitchcock 1932-4-6 12157 Imperial 20 mi ne of Ogilby Comment
  UCR212602  Chaenactis carphoclinia var. carphoclinia Jon P. Rebman, Warren Schmidtmann, Victoria Marshall 2008-4-10 14537 Imperial Sonora (Colorado) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 7(SP 7), in Big Wash Middle 62 Comment
  SD173229  Chaenactis carphoclinia var. peirsonii Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-22 1737 Imperial California State Lands Commission property. Unnamed tributary wash north of Palm Wash. Approx. 0.85 air mi. north of hwy. S-22 (Borrego-Salton Seaway) and 5.5 miles southwest of hwy. 86. T10s, R9e, Sec. 20. 77 Comment
  SD173232  Chaenactis carphoclinia var. peirsonii Larry Hendrickson, Kim Marsden, Mary Delavalle 2005-3-17 1727 Imperial Palm Wash, California State Lands Commission property. Approx. 0.70 air mi. north of hwy. S-22 (Borrego-Salton Seaway) and 5.0 mi. southwest from hwy. 86. T10s, R9e, Sec. 20. 66 Comment
  SD199809  Chaenactis carphoclinia var. peirsonii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16198 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), vicinity of Palm Wash, Site ASTCRO in sandy arroyo bottom and surrounding rocky, mud embankments 54 Comment
  UCR41765  Chaenactis carphoclinia var. peirsonii A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, & W. W. Wright 1986-3-10 6244 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
  RSA704064  Chaenactis fremontii Jon P. Rebman, Mark Miller 2003-5-10 8983 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
  RSA787479  Chaenactis fremontii Duncan S. Bell, Kim Clark, Bob Ellis, Tanner Harris, John Krapek, Shane Oakes, Tom Persons, et al. 2012-3-25 3288 Imperial Collecting between the I-8 split about a mile east of Mountain Spring. 663 Comment
  RSA0092019  Chaenactis stevioides Jim M. Andre 2015-3-3 31281 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
  SBBG7890  Chaenactis stevioides R. Moran 1958-3-5 6522 Imperial Pinto Wash 75 Comment
  SD199815  Chaenactis stevioides Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16282 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
  SD199816  Chaenactis stevioides Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16242 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
  SD242685  Chaenactis stevioides 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  SD242686  Chaenactis stevioides 1993-3-13 Imperial South Crucifixion Comment
  SD260175  Chaenactis stevioides A. C. Sanders, Jim Malusa 2016-3-7 42135 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, c. 3.5 km (66a^z) of Salvation Pass well site. 398 Comment
  SD49306  Chaenactis stevioides Reid Moran 1958-3-5 6522 Imperial Pinto Wash. 74 Comment
  SD96005  Chaenactis stevioides Grady L. Webster, S. Lynch 1973-3-18 7578 Imperial 2.3 miles north of Ocotillo. 149 Comment
  UCD130432  Chaenactis stevioides Grady L. Webster; S. Lynch 1973-3-18 7578 Imperial 2.3 miles north of Ocotillo. 152 Comment
  UCR226818  Chaenactis stevioides Jim Andre, Glenn L. Clifton 2011-2-20 15841 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
  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
  UCR269535  Chaenactis stevioides A. C. Sanders, Jim Malusa 2016-3-8 42164 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
  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
  RSA136857  Chaenactis stevioides var. stevioides Percy C. Everett 1960-4-5 24067 Imperial Traertine Rock, S of Riverside-Imperial Co. line, Hwy 99. 27 Comment
  POM161127  Chamaesyce abramsiana L. R. Abrams 1902-9-27 s.n. Imperial Calexico-Imperial Comment
  SEINET3228138  Chamaesyce abramsiana G. Rink, K. Routson 2012-9-3 11661 Imperial North side of Hwy 78 about 5 miles south of Palo Verde in a steep gully 70 Comment
  SEINET4149848 Image available Chamaesyce abramsiana Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6076 Imperial Jacumba Mountains; Skull Canyon to the east of Davies Canyon, 0.75 air mile N of U.S./Mexico border 255 Comment
  RSA0103050  Chamaesyce melanadenia Jim M. Andre 2015-3-3 31391 Imperial Jacumba Mountains; 0.2 mi. south of Interstate 8 (at In-ko-pah exit), just east of San Diego Co. line. 963 Comment
  SDSU16183  Chamaesyce melanadenia Jon Rebman, Mike Simpson 1997-5-29 4155 Imperial Jacumba Wilderness Area: In-Koh-Pah Mountains: Smuggler's Cave area south of Mountain Spring; Along US/Mexican border. T18S R9E. 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
  HSC80367  Chamaesyce polycarpa R. F. Thorne 1977-11-26 50908 Imperial N of Pilot Knob near junction of Sidewinder Rd. and Hwy. 18, E of Pilot Knob campground 67 Comment
  POM197437  Chamaesyce polycarpa var. hirtella Roxana S. Ferris 1928-4-19 7108 Imperial 3 miles E of Coyote Wells on the Dixieland Road. Comment
  HSC1047  Cheilanthes parryi C. L. Hitchcock, C. V. Muhlick 1964-3-20 23190 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  UCR260264  Cheilanthes parryi A. C. Sanders, Jim Malusa 2015-3-6 41286 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-BC70356  Cheilanthes viscida C. B. Wolf 1931-3-14 1897 Imperial at base of Mountain Springs grade, west side of Colorado Desert 182 Comment
  CAS-BOT-BC70358  Cheilanthes viscida Brandegee s.n. Imperial Col. Desert Comment
  RSA685776  Cheilanthes viscida T. R. Pray 1961-2-13 1823 Imperial Mountain Springs Comment
  UCSB26426  Cheilanthes viscida Smith, Dale 1968-4-7 Imperial Mountain Springs Rd., 7mi W of Jacumba Comment
  SEINET10793762  Cheilanthes viscida George Yatskievych 1982-4-17 Yatskievych 81 -122 Imperial Devil's Canyon; Inkopah Gorge. 1.1 roadmiles E of Mountain Springs Turn-off Interstate 8. T17S R09E S20 - SE4. 351 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
  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
  SD190627  Chenopodium murale Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3167 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  SD211401  Chenopodium murale Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18903 Imperial Southwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; just N of a powerline road 49 Comment
  SEINET5643339  Chenopodium murale Noel H. Holmgren, Patricia K. Holmgren 1973-3-29 6561 Imperial Chocolate Mountains, Picacho Road, 6.7 miles south of Picacho, 15.5 air-line miles north of Yuma.; 0 244 Comment
  UCR165488  Chenopodium murale 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
  UCR33618  Chenopodium murale Sears 1978-4-10 1118 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
  SEINET7986147  Chenopodium murale Jon P. Rebman 1997-11-19 4752 Imperial Indian Pass, NW of Yuma, E of Ogilby Road along Indian Pass Comment
  RSA101963  Chenopodium pratericola Edwin Kline 1920-9-2 s.n. Imperial [Unspecified] Comment
  CAS-BOT-BC231762  Chilopsis linearis Carl B. Wolf 1928-6-23 2277 Imperial 5 miles west of Coyote Wells - to San Diego 390 Comment
  RSA658632  Chilopsis linearis Craig Matkin 1971-4-16 51 Imperial Collected in Colorado desert 17 mi. south of Palo Verde. In center of dry wash. 91 Comment
  UCR115398  Chilopsis linearis June Latting 1977-12-11 s.n. Imperial Sonoran/Colorado Desert, east side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road 69 Comment
  RSA247260  Chilopsis linearis subsp. arcuata Gary D. Wallace 1967-5-13 744 Imperial Very near San Diego Co. line south of Ocotillo Wells, Anza Borrego Desert, near Gypsum Mine. Near Fish Ck. Ranger Station. Comment
  RSA455313  Chilopsis linearis subsp. arcuata Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7747 Imperial Algondones Dunes, dirt track continutation of Ogilby Rd, ca. 1/8 mi from All American Canal. 41 Comment
  RSA487820  Chloracantha spinosa A. C. Sanders 1988-11-6 8742 Imperial Imperial Valley between Brawley & Westmoreland, Highway 86 at junction with Kalin Road and Tamarack Canal Crossing, 1.6 miles NW of New River crossing at Brawley. -34 Comment
  UCD130406  Chloracantha spinosa R. N. Raynor 1941-7-24 s.n. Imperial Imperial Valley. Comment
  CAS-BOT-BC166232  Chloracantha spinosa var. spinosa W. G. Watkins 1939-6-1 s.n. Imperial Imperial Valley Comment
  SD144053  Chloracantha spinosa var. spinosa B. Pitzer 1997-10-18 3319 Imperial Hwy 78, at Midway Well Rd, ca. 11 road mi N of jct w/ Hwy S34 (Olgilby Rd) & 8.6 rd mi S of Walter's Camp Rd & Milpitas Wash. 100 Comment
  UC489053  Chloracantha spinosa var. spinosa C. V. Meyer 1928-5-25 417 Imperial Westmoreland Imperial Valley Comment
  UCD57929  Chloris gayana G. Goodding; C. Reeder 1943-6-24 s.n. Imperial U. S. Yuma Field Station, Bard. Comment
  UC70941  Chloris virgata E. E. Schellenger 1905-12-1 2 Imperial along Colorado River (Colorado Desert); , along Colorado River Comment
  SEINET10871627  Chorizanthe brevicornu Noel H. Holmgren, Patricia K. Holmgren 1974-3-27 Holmgren 7507 Imperial Jacumba mtns, 3 airline mi sw of ocotillo. T17s, r9e, sec 12. Common in sandy Soil. 274 Comment
  RSA191726  Chorizanthe brevicornu var. brevicornu Robert F. Thorne, R. Rutherford 1964-4-10 33592 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  RSA695896  Chorizanthe brevicornu var. brevicornu LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1245 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SD200152  Chorizanthe brevicornu var. brevicornu Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16164 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
  SD200154  Chorizanthe brevicornu var. brevicornu Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16223 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), vicinity of Palm Wash, Site ASTCRO in sandy arroyo bottom and surrounding rocky, mud embankments 54 Comment
  SD200157  Chorizanthe brevicornu var. brevicornu Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16134 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
  SD200158  Chorizanthe brevicornu var. brevicornu Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16562 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
  CAS-BOT-BC191842  Chorizanthe corrugata Annie M. Alexander; Louise Kellogg 1941-3-18 1961 Imperial 3 miles SW of Imperial Dam 45 Comment
  JEPS57628  Chorizanthe corrugata J. G. Lemmon Mar 1881 277 Imperial Foothills at El Rio; foothills at El Rio Comment
  SD120906  Chorizanthe corrugata Duffie Clemons, Erik Jonsson 1987-4-13 1684 Imperial Chocolate Mountains, Indian Pass ACEC, locally common on slopes above Gavilan Wash. (IPB 10/07) 299 Comment
  SD200165  Chorizanthe corrugata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16472 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
  SD200166  Chorizanthe corrugata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16213 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), vicinity of Palm Wash, Site ASTCRO in sandy arroyo bottom and surrounding rocky, mud embankments 54 Comment
  SD242929  Chorizanthe corrugata 1998-2-19 Imperial Jackson Gulch Comment
  SEINET5584433  Chorizanthe corrugata Stephen Hale 2010-1 Imperial Southern foothills of the Paloverde Mountains, 0.25 miles north of Milpitas Wash Road near the WAPA Blythe-Knob transmission line 150 Comment
  UCR279060  Chorizanthe corrugata A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-9 42761 Imperial Sonoran (Colorado) Desert, Mammoth Wash near Hayden's Well, Chocolate Mountains 274 Comment
  UCR33725  Chorizanthe corrugata Sears 1978-4-10 1125 Imperial Sonoran (Colorado) Desert, 1.25 mi. SW of Imperial Dam spillway, south of Senator Wash Road but not on main road 61 Comment
  UCR85170  Chorizanthe corrugata A. C. Sanders, O. F. Clarke, D. Crowley, S. Brun, D. Gries 1995-3-14 16106 Imperial Sonoran (Colorado) Desert, Salton Sink, Borrego Badlands, 2.9 mi. east of the San Diego County line on the Borrego-Salton Seaway (S-22), 0.25 mi. SW of VABM Clump (251 ft) 61 Comment
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Jan 9 2009
  CAS-BOT-BC231973  Chorizanthe rigida C. L. Hitchcock 1968-3-12 25443 Imperial open, sandy desert, 5 mi. n.w. of Coyote Wells Comment
  CAS-BOT-BC231974  Chorizanthe rigida Ira L. Wiggins 1937-2-25 8610 A Imperial Picacho Wash, 0.7 mi. north of All-American Canal Spillway Comment
  RSA0117115  Chorizanthe rigida Mitch Provance 2008-3-15 10085 B 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
  SBBG87794  Chorizanthe rigida A. C. Sanders, D. Charlton, B. Pitzer, Kniffen, W. Wright 1986-3-10 6257 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
  SD115572  Chorizanthe rigida Duffie Clemons, Erik Jonsson 1983-4-5 445 Imperial [North of Skull Valley] Coyote Wells quad 305 Comment
  SD242932  Chorizanthe rigida 1998-2-19 Imperial Jackson Gulch Comment
  SD43745  Chorizanthe rigida Darley F. Howe 1949-3-19 1955 Imperial Andrade Comment
  SDSU12889  Chorizanthe rigida Michael G. Simpson, SDSU Floristic Biodiversity Class, Biol. 596 1998-3-21 21 III98L Imperial Dirt road going west from S-2 at power lines, ca. 2 miles north of Ocotillo. Go west along road to rigth fork, ca. 1/4 miles. Hillside west of fork. 213 Comment
  SEINET5574198  Chorizanthe rigida Steven P. McLaughlin 1998-1 7383 Imperial Along road to Picacho State Rec. Area, desert pavement and Larrea divaricata, Olneya tesota. 130 Comment
  UC403418  Chorizanthe rigida Arthur J. Burdick Imperial Superstition Mountains Comment
  OBI37511  Chylismia arenaria A. C. Sanders 1976-11-10 43 Imperial Julian Wash, which flows into the Colorado River, E of Peter Kane Mtn 305 Comment
  SD242884  Chylismia arenaria BLM 1998-2-19 607 Imperial Jackson Gulch Comment
  UC2030017  Chylismia brevipes LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1284 Imperial Colorado Desert; Chocolate-Chuckwalla Moutains region: Chocolate Mountains (Chocolate Mountain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. Comment
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Jan 30 2018
  UC669264  Chylismia brevipes subsp. arizonica Annie M. Alexander and Louise Kellogg 1941-3-16 1949 Imperial 22 mi n Ogilby (swale of hills, w side of rd); Colorado Desert 350 Comment
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Feb 2 2018
  SEINET5344332  Chylismia cardiophylla subsp. cardiophylla N. H. Holmgren, P. K. Holmgren 1973-3-29 6545 Imperial Picacho Road, 2 miles south of Picacho, 19 airline miles north of Yuma. 107 Comment
  UCR279125  Chylismia claviformis A. C. Sanders, Jim Malusa 2017-3-11 42804 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., 18.25 km east (92 deg. ) of Niland 198 Comment
  CAS-BOT-BC160574  Chylismia claviformis subsp. aurantiaca C. W. Tilforth 1972-12-31 715 Imperial Flat sandy area south of Travertine Rock, just s. of Riverside-Imperial County line 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
  UC1183580  Chylismia claviformis subsp. lancifolia W. M. Klein 1958-2-12 51 Imperial 20.2 mi s Riverside-Imperial Co. line (on US 99 to Brawley) Comment
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Mar 26 2011
  CAS-BOT-BC162677  Chylismia claviformis subsp. peirsonii E. K. Balls; P. C. Everett 1958-3-19 22883 Imperial 4 mi. w. of Mt. Signal, State hwy. 98, near sea level. Comment
  CAS-BOT-BC162721  Chylismia claviformis subsp. peirsonii Donald W. Kyhos 1964-3-1 64 -11 Imperial U.S. Highway 80, 0.4 miles west of junction with U.s. Highway 98, east of Imperial Valley Comment
  CDA37647  Chylismia claviformis subsp. peirsonii T. C. Fuller 1962-4-4 8027 Imperial Highway 99 [later renumbered Highway 86] to Indio, 24.7 miles northwest of Westmoreland. 0 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
  SD143807  Chylismia claviformis subsp. peirsonii G. K. Helmkamp, E. Helmkamp 1998-1-24 2601 Imperial 4.2 miles north of Winterhaven on Picacho Rd. where the road crosses the canal. 91 Comment
  SD200100  Chylismia claviformis subsp. peirsonii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16308 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 21 (SP21), Palm Wash, Site CHACARPEI in sandy arroyo and surrounding mud embankments and mesas 20 Comment
  SD242887  Chylismia claviformis subsp. peirsonii Andrea Laltoo 2005-3-26 32 Imperial Yuha Desert Area of Critical Environmental Concern, in wash running through De Anza campground, E of route 274 130 Comment
  SD242888  Chylismia claviformis subsp. peirsonii Andrea Laltoo 2005-2-7 1 Imperial Yuha Desert Area of Critical Environmental Concern, Shellbeds Campground, Eastern Section 29 Comment
  SD58302  Chylismia claviformis subsp. peirsonii W. S. Childs 1922-3-28 Imperial Brawley Comment
  SD83112  Chylismia claviformis subsp. peirsonii Helen V. Witham 1972-12-12 1774 Imperial 4.0 miles east of Ocotillo. 149 Comment
  UC1183643  Chylismia claviformis subsp. peirsonii Peter H. Raven 1958-1-27 11513 Imperial along rd 4.8 mi n Kane Springs (w side of sea); Salton Sea Comment
  SD143802  Chylismia claviformis subsp. yumae B. Pitzer 1998-2-2 3482 Imperial Algondones Dunes: south terminus of Ogilby Road, on south side of Highway I-8. 60 Comment
  SD143804  Chylismia claviformis subsp. yumae G. K. Helmkamp, E. Helmkamp 1998-1-24 2581 Imperial Between Highway I-8 and the All American Canal across from the Brock Research Center, ca. 3.0 miles east of the junction of Highway CA-98 with Highway I-8. 46 Comment
  UC669299  Chylismia claviformis subsp. yumae Annie M. Alexander and Louise Kellogg 1941-3-3 1886 Imperial Yuma to El Centro road; Colorado Desert Comment
  UCR278752  Chylismia claviformis subsp. yumae Onkar Singh, B. Huttar 2015-3-14 5087 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  CAS-BOT-BC438657  Cistanthe ambigua Ira L. Wiggins 1957-3-24 14029 Imperial Two miles west of Plaster City (along Highway 80). Comment
  RSA466516  Cistanthe ambigua H. de Forest, Jack Rempel 1933-4-13 s.n. Imperial Between Carrizo & Barretts Wall? Comment
  SBBG80987  Cistanthe ambigua A. C. Sanders 1985-3-24 5411 Imperial Road S22, ca. 0.5 mi E of Anza-Borrego State Park boundary; SE end of Santa Rosa Mtns 60 Comment
  RSA0121663  Citrullus lanatus var. citroides T. C. Fuller 1967-9-27 16419 Imperial NW corner of Forrester and Northrop Roads, W of El Centro. Comment
  RSA700477  Claytonia parviflora subsp. viridis Jon P. Rebman 2001-3-16 7205 Imperial Jacumba Natural Area, In-ko-pah Mountains, near Smuggler s Cove. 1046 Comment
  SEINET8003207  Claytonia parviflora subsp. viridis Jon P. Rebman 2001-3-16 7205 Imperial Jacumba Natural area, In-Ko-PahMountains 1046 Comment
  UCR107947  Clematis pauciflora Jon P. Rebman, Melanie Howe 1997-4-5 3920 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area: east of Jacumba and SE of Inkopah: Smugglers Cave Area 900 Comment
  RSA650755  Cleome isomeris A. E. Hersh 1950-7-2 s.n. Imperial Palo Verde. 60 Comment
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Dec 28 2016
  CAS-BOT-BC423073  Cleomella obtusifolia E. A. McGregor 1916-8-29 143 Imperial Coyote Wells Comment
  JEPS96776  Cleomella obtusifolia Dean W. Taylor 1998-6-8 16493 Imperial Tarantula Wash, ca. 2.5 miles down the wash south of Highway 78, and ca. 8 miles E of Highway 86 -15 Comment
  UC604969  Cleomella obtusifolia Roxana S. Ferris and Ruth P. Rossbach 1938-5-18 9636 Imperial halfway between Painted Gorge and U.S. Highway 80 Comment
  RSA682675  Coldenia palmeri Scott D. White, Michael Honer 2003-5-3 9183 Imperial Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mtns; south of the operating US Gypsum quarries. 152 Comment
  JEPS68884  Condalia globosa var. pubescens Annie M. Alexander and Louise Kellogg 1938-12-15 277 Imperial s side Palo Verde Range; s side Palo Verde Range Comment
  RSA0093971  Condalia globosa var. pubescens A. C. Sanders, T. B. Salvato, Tim Thomas 2012-11-1 40500 Imperial Sonoran (Colorado) Desert. Chuckwalla Bench south of the Chuckwalla Mtns., west of N-S road north of BLM Rd 988, SW of Arroyo Seco, 5.3 km SW (229 deg ) of Raineys Well. 564 Comment
  RSA747123  Condalia globosa var. pubescens A. C. Sanders 2009-1-28 36169 Imperial 1.3 mi. (air) west of Ogilby Rd., 5.1 mi. (air) SE of the closest point on Hwy 78, 5.2 mi. (air) NE of Ruthven Siding on RR 177 Comment
  RSA792710  Condalia globosa var. pubescens Duncan S. Bell, Carl Arentz, Danny Bryant, Kim Clark, Chris Clarke, Bob Ellis, Jackson Lam, Andrew Liang 2012-4-1 3302 Imperial Palo Verde Mountains: in the Palo Verde Mountains Wilderness area, approximately 2 air miles southwest of Palo Verde Peak. 221 Comment
  SD144566  Condalia globosa var. pubescens Suzanne Bell 1998-3-1 307 Imperial Sandy wash west of Ferguson Lake Road Comment
  SD254697  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2016-3-8 42145 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, near E.O.D. Camp Burt, eastern edge of Chocolate Mountains Aerial Gunnery Range, wash crossing Skyline Drive, 0.45 km north of Dietz Road (Little Mule Mountains 7.5'Q) 320 Comment
  SD254698  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2015-3-5 41247 B Imperial Sonoran (Colorado) Desert: Chocolate Mountains near Salvation Pass, edge of Salvation Wash, in Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 360 Comment
  UCR264449  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2015-9-7 41805 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
  UCR269519  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2016-3-8 42145 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
  UCR281932  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2017-9-21 43362 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
  SBBG23068  Condea emoryi D. Myrick 1965-2-26 1044 Imperial near Westmoreland 60 Comment
  SBBG51255  Condea emoryi J. Doty 1969-3-8 576 Imperial Vallecitos Wash, ca. 1 mi N of Imperial Rd, ca. 1 mi from E boundary of Anza-Borrego Desert St Park 243 Comment
  CDA5509  Convolvulus arvensis T. C. Fuller 1962-10-17 9785 Imperial Benson property, Haven Lane, west of Highway 99, 0.5 mile south of Brawley. 0 Comment
  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
  UCR120510  Convolvulus arvensis George K. Helmkamp, E. A. Helmkamp 2001-3-17 6269 Imperial Colorado Desert., Brawley, along Calif. Hwy 78 at the west end of the city -30 Comment
  SEINET7988629  Conyza canadensis Jon P. Rebman 1996-10-25 3708 Imperial Calexico, W of Calexico, along border between U.S./Mexico 50 Comment
  CDA31305  Coronopus squamatus E. Cazaras 2010-1-4 PDR# 1263665 Imperial El Centro: Bowker Road, near E. Chick Road. Comment
  UCR268926  Crassula connata Jim Andre 2015-3-3 31382 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, 0.2 mi south of Hwy 8 at In-ko-pah exit, just east of San Diego Co. line 963 Comment
  SBBG92386  Cressa truxillensis G. K. Helmkamp 1989-9-17 Imperial 0.5 mi W of Palo Verde at 4th Street, Mule Mtns 75 Comment
  SEINET7994338  Cressa truxillensis Jon P. Rebman 1996-10-28 3777 Imperial Salton Sea, At the Salton Sea and Lack Road, SE part 60 Comment
  UC195035  Cressa truxillensis Joseph Grinnell 1910-4-5 Imperial Colorado R. opposite Cibola <Arizona>; California Comment
  HSC7968  Croton californicus C. L. Hitchcock, C. V. Muhlick 1964-3-19 23162 Imperial 3 mi. S of Ocotillo Well, on the road to Fish Creek Comment
  LA106930  Croton californicus K. E. Miyagishima; 1985-3-31 109 Imperial NW of Ocotillio on S2 126 Comment
  RSA0021316  Croton californicus Duncan S. Bell, Amanda Bell 2011-1-29 2013 Imperial Superstition Mountains; southeast section of range, about 12 miles south of the Salton Sea. 127 Comment
  SBBG92535  Croton californicus B. Pitzer, G. R. Ballmer 1989-10-6 1463 Imperial Yuha Desert, Coyote Wash, ca. 0.5 mi E of Painted Gorge Rd 106 Comment
  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
  RSA167709  Croton californicus var. tenuis Robert L. Rutherford 1964-4-11 33615 Imperial Just E of Coachella Canal, ca. 8 miles W of Glamis. Comment
  JEPS123655  Croton wigginsii J. Andre, T. La Doux 2009-2-26 9869 Imperial Algodones Dunes, west end of Algodones Dunes, along N side of Highway 78. Comment
  RSA0015709  Croton wigginsii Duncan S. Bell, Kim Clark, Lars Froberg, Gene Ratcliff, Jan Thomas 2013-4-20 4821 Imperial Algodones Dunes; within the Algodones Dunes Wilderness area about a mile north of Highway 78, approximately 4.5 air miles west of Glamis. 121 Comment
  RSA336089  Croton wigginsii R. F. Thorne 1978-5-30 52163 Imperial Algodones Dunes: N end of Dunes, ca. 2 miles SSE of Regina. 61 Comment
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Oct 3 2011
  RSA479347  Croton wigginsii M. B. Dunkle 1935-4-19 4583 Imperial W. of Yuma. Colorado Desert 30 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
  UCD142204  Croton wigginsii Robert F. Thorne; W. Wisura, P. Peterson, C. Annable 1984-4-27 58263 Imperial S. Imperial County; Colorado Desert; Algodones Dunes; off Hwy I.8 on Grays Well Road; W end old plank road. Comment
  UCD83574  Croton wigginsii Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5914 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 74 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
  SEINET5584438  Cryptantha 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
  JEPS29228  Cryptantha angustifolia Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8305 Imperial 0.2 mi n All-American Canal Dam (mouth Picacho Wash, along Picacho road, 5 mi n of its junction with old U.S. Highway 80, just ne of Yuma, Ariz.); Picacho Wash 60 Comment
  NY1154340  Cryptantha angustifolia N. H. Holmgren 1974-3-29 7543 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  RSA0029661  Cryptantha angustifolia J. Andre 2013-3-3 23968 Imperial Yuha Desert, along Highway 98 15.1 miles ESE of Ocotillo, and west of Calexico. Sandy area near Pinto Wash crossing. 38 Comment
  RSA124279  Cryptantha angustifolia E. K. Balls, P. C. Everett 1958-3-20 22943 Imperial 2.4 mi. N of U. S Hwy. 80 on rd. to Blythe. 91 Comment
  RSA278774  Cryptantha angustifolia Bonnie M. Rich 1979-4-3 79020 Imperial South of designated jeep trail. Comment
  RSA289336  Cryptantha angustifolia Charles Convis 1980-4-10 150 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
  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
  SD144006  Cryptantha angustifolia G. K. Helmkamp, E. A. Helmkamp 1998-1-24 2586 Imperial 0.2 mi. S of jct. of Ogilby Rd. and Hwy I-8. 46 Comment
  SD260218  Cryptantha angustifolia A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-14 42189 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, c. 0.42 km north of Beal Well along old Niland - Blythe Rd. Confluence of major wash from the NW with the main wash past the well. 423 Comment
  SEINET13311209  Cryptantha angustifolia A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2015-9-10 41912 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range. 270 Comment
  UC669201  Cryptantha angustifolia Annie M. Alexander and Louise Kellogg 1941-3-7 1902 Imperial 7 mi nw Ogilby; Colorado Desert Comment
  UCD119583  Cryptantha angustifolia G. Helmkamp 1988-2-28 s.n. Imperial just north of Signal Mountain, south of Highway 98. 30 Comment
  UCD83512  Cryptantha angustifolia Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5854 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
  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
  UCR41754  Cryptantha angustifolia A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6270 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
  UC1287163  Cryptantha barbigera C. L. Hitchcock 1966-3-19 24277 Imperial 9 mi e Holtville Comment
  POM368298  Cryptantha barbigera Edwin Kline 1920-3-28 s.n. Imperial Colorado Desert, Imperial County. Comment
  UCR279133  Cryptantha barbigera var. barbigera A. C. Sanders, Jim Malusa 2017-3-12 42847 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Pegleg Well near Pegleg Mine 424 Comment
  SDSU19389  Cryptantha barbigera var. fergusoniae Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16253 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), North Fork of Palm Wash, Site HYPEMO in sandy arroyo and surrounding rocky embankments 88 Comment
  JEPS123647  Cryptantha costata J. Andre, T. La Doux 2009-2-26 9870 Imperial Algodones Dunes, west end of Algodones Dunes, along N side of Highway 78. 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
  SD155496  Cryptantha costata Craig Reiser 2001-4-1 Imperial Ca. 30 yards south of Highway 78 to Glamis, ca. 3 miles west of Coachella Aquaduct and Algodones Dunes. Comment
  UC724374  Cryptantha costata Aven Nelson, Ruth A. Nelson 1939-3-28 3221 Imperial w side Salton Sea Comment
  SEINET3240523  Cryptantha cycloptera Steven P. MacLaughlin, Janice E. Bowers 1984-1 2788 Imperial ''Milkweed Pass'', Chocolate Mtns, 15.5 air mile N of Yuma. 305 Comment
  RSA681850  Cryptantha decipiens Scott D. White, Michael Honer 2003-3-28 8877 Imperial 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 gypsym mining. 152 Comment
  JEPS89264  Cryptantha holoptera Rimo Bacigalupi and L. Heckard, P. C. Hutchison 1962-3-20 8319 Imperial ca. 8 mi. s. Picacho (n.w. of Yuma) 213 Comment
  UCSB5585  Cryptantha intermedia Long, Frances 1940-1-1 Imperial Salton Sea 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
  CDA40511  Cryptantha maritima T. C. Fuller 1962-4-4 8115 Imperial Highway 80 to Jacumba, 6.2 miles west of Ocotillo. 0 Comment
  JEPS22134  Cryptantha maritima Rimo Bacigalupi with Paul Hutchison 1958-2-16 6117 A Imperial just se Niland; Colorado Desert -38 Comment
  JEPS29227  Cryptantha maritima Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8304 Imperial 0.2 mi n All-American Canal Dam (along the Picocho road, 5 mi n of its junction with old U.S. Highway 80 (just nw of Yuma, Ariz., at mouth of Picacho Wash); Picacho Wash 60 Comment
  RSA336131  Cryptantha maritima R. F. Thorne 1978-4-29 52118 Imperial West of Chocolate Mountains, ca. 1 mile east of Coachella Canal and west of Melson Well. Comment
  RSA353850  Cryptantha maritima R. F. Thorne, R. Rutherford 1964-4-11 33642 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains 305 Comment
  RSA489121  Cryptantha maritima George K. Helmkamp 1988-2-28 1 Imperial Sandy flat just N of Signal Mtn., S of Hwy 98. [Mount Signal 10 km cell; PG-1N, 2E] 31 Comment
  SD191850  Cryptantha maritima Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14541 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
  UCR103353  Cryptantha maritima George K. Helmkamp, E. Helmkamp 1998-1-24 2595 Imperial Sonoran (Colorado) Desert, Gravel Rd south of Hwy I-8. Rocky hills at W edge of Fort Yuma Indian Reservation. 61 Comment
  UCR165519  Cryptantha maritima 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
  SDSU17658  Cryptantha maritima var. maritima Gwen Simpson, Michael G. Simpson 1998-2-27 5 Imperial S-2 roadside (north side), 2 miles north of junction with I-8, 0.6 mile west of Shell Canyon Road. 122 Comment
  HSC3578  Cryptantha micrantha C. L. Hitchcock 1966-3-19 24276 Imperial 9 mi. E of Holtzville Comment
  RSA802268  Cryptantha micrantha Duncan S. Bell 2013-3-24 4594 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
  SBBG116573  Cryptantha muricata var. muricata D. Silverman, J. Rebman 2001-4-23 3964 Imperial In-Ko-Pah Mtns, access rd to Valley-of-the-Moon 1031 Comment
  CDA40504  Cryptantha pterocarya T. C. Fuller 1962-4-4 8107 Imperial In-Ko-Pah Gorge, Highway 80 to Jacumba, 4.0 miles west of Ocotillo. Comment
  UCR268938  Cryptantha pterocarya var. pterocarya Jim Andre 2015-3-3 31394 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, 0.2 mi south of Hwy 8 at In-ko-pah exit, just east of San Diego Co. line 963 Comment
  OBI48862  Cryptantha racemosa Lewis S. Rose 1938-2-4 38060 Imperial In-ko-pah Gorge, E slope, Jacumba pass 341 Comment
  POM118687  Cryptantha racemosa Marcus E. Jones 1924-2-28 s.n. Imperial Mountain Spring, W. edge Colorado Desert. Comment
  UC669325  Cryptantha racemosa Annie M. Alexander and Louise Kellogg 1941-5-15 1940 Imperial 27 mi n Ogilby (Imperial Gables); Colorado Desert, Chocolate Mountains 414 Comment
  RSA0121666  Cucumis melo subsp. agrestis T. C. Fuller 1967-9-27 16418 Imperial N. W. Corner of Forrester & Northrop Rds. W. of El Centro. Comment
  UC1353971  Cucumis melo var. dudaim T. C. Fuller 1967-9-27 16418 Imperial nw corner of Forrester and Northrop Rds w El Centro Comment
  RSA607789  Cucurbita R. S. Woglum 1940-3-10 2466 Imperial Sonora Desert: Ogilby. Comment
  JEPS46523  Cucurbita digitata W. L. Jepson 1912-11-2 5281 Imperial upper end Cibola Valley Comment
  SDSU21248  Cucurbita palmata S. H. Bullock 1968-4-8 113 Imperial 4 mi. east, 1 mi. north of junction of U.S. 80 and Calif. State 98. 76 Comment
  CDA39952  Cuscuta campestris T. C. Fuller 1962-10-17 9784 Imperial Benson property, Haven Lane, 0.5 mile south of Brawley. 0 Comment
  SEINET905784  Cuscuta denticulata G. Yatskievych 1981-1 81 -119 Imperial Common parasite on Dalea emoryi in coarse sand of Floodplain; mouth of Myer Creek at eastern edge of In-Ko-Pah Gorge (Devils Canyon). 289 Comment
  SD142453  Cylindropuntia acanthocarpa var. coloradensis Jon P. Rebman, Maggie Loy 1996-10-27 3745 Imperial Just east of Ogilby Road (S34), on Highway 78 (Ben Hulse Highway), between Palo Verde and Brawley. (IPB 10/07) 249 Comment
  SD143417  Cylindropuntia acanthocarpa var. coloradensis Jon P. Rebman, A. Salywon, C. Christy 1998-3-22 4942 Imperial Northwest of Yuma, AZ; north end of Cargo Muchacho Mountains, south of Indian Pass Road & ca. 1 mile E of Ogilby Road. (IPB 7/07) 239 Comment
  SD191490  Cylindropuntia acanthocarpa var. coloradensis Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3223 Imperial Picacho State Recreation, south of Colorado River, Taylor Lake Overlook. 202 Comment
  SEINET9037726 Image available Cylindropuntia bigelovii M. A. Baker, Michelle Cloud-Hughes 2016-1-22 18482 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
  UCR269101  Cylindropuntia bigelovii Marc A. Baker, Michelle Cloud-Hughes 2016-1-22 18482 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
  SEINET2057210 Image available Cylindropuntia bigelovii var. bigelovii Jon P. Rebman, Maggie Loy 1996-10-27 3743 Imperial Just E of Ogilby Road (S34) on Hwy 78 (Ben Hulse Hwy), between Palo Verde and Brawley. 250 Comment
  RSA0063229  Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-3-20 17719 .1 Imperial South side of Chuckwalla Mountains, along Graham Pass Road, 1.7 km east of its intersection with Bradshaw Trail, 55 km WSW of Blythe. 474 Comment
  SD250470  Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-3-20 17719 3 Imperial Chuckwalla Spring; south side of Chuckwalla Mountains, along Graham Pass Road, 1.7 km east of its intersection with Bradshaw Trail 55 km WSW of Blythe. 473 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
  SEINET2057211 Image available Cylindropuntia echinocarpa Jon P. Rebman, Maggie Loy 1996-10-27 3746 Imperial Just E of Ogilby Road (S34) on Hwy 78 (Ben Hulse Hwy), between Palo Verde and Brawley. 250 Comment
  SEINET7149309 Image available Cylindropuntia echinocarpa Marc A. Baker, Bruce D. Parfitt 1987-4-13 7537 Imperial 1.5 k of Ocotillo Comment
  UCR227955  Cylindropuntia echinocarpa Jon P. Rebman, Guy L. Fleming, Victoria Marshall, Annette Winner 2009-3-24 16632 B Imperial Sonora (Colorado) Desert, Freeman Preoperties (Truckhaven) west of the Salton Sea, northwest of Salton City, west of Hwy 86, section 9 (SP 9), near orth ork of Big Wash, Site CYLECH 11 Comment
  SEINET13203177 Image available Cylindropuntia munzii Marc A. Baker, Michelle Cloud, Hughes 2016-1 18481 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 347 Comment
  SEINET13324061  Cylindropuntia munzii Marc A. Baker, Michelle Cloud-Hughes 2016-1-22 18485 Imperial Chocolate Mountains, 18km NE of Niland, 2.8km SSW of Beal Well, along Niland-Blythe Road, 62 km NNE of central El Centro, 1.1km north of the summit of Lion Head Mountain. 196 Comment
  SEINET9037769 Image available Cylindropuntia munzii M. A. Baker, Andy Sanders, Jim Malusa, and Michelle Cloud-Hughes 2016-1-19 18467 Imperial Chocolate Mountains, 22km ENE of Niland, 62km NNE of central El Centro, 5.6km ESE of Lion Head Mountain, wash, associated flood plain, and adjacent hillside of granite outcroppings, boulders, and rocks 451 Comment
  CAS-BOT-BC56201  Cylindropuntia ramosissima Ira L. Wiggins 1937-2-17 8556 Imperial Field redacted by CAS, contact the data manager for more information 134 Comment
  SEINET13203185 Image available Cylindropuntia ramosissima Marc A. Baker, Andy Sanders and Michelle Cloud, Hughes 2016-1 Imperial Comment
  RSA798155  Cylindropuntia wolfii Marc Baker, Michelle Cloud-Hughes 2012-9-11 17611 Imperial North edge of San Felipe Creek, 950m NNW of Harper's Well, 5.7km WSW of intersection of Hwy 78 and Hwy 86S, 28km WNW of Westmorland. -36 Comment
  SD157310  Cylindropuntia wolfii Jon P. Rebman, Oscar Solis 2001-5-4 7308 Imperial Mountain Springs Grade, just south of Interstate 8. (IPB 8/07) 669 Comment
  SEINET2050255 Image available Cylindropuntia wolfii Jon P. Rebman, O. Solis 2001-5-4 7308 Imperial Mountain Springs Grade, just S. of Interstate 8. 670 Comment
  UCR155787  Cylindropuntia wolfii Jon P. Rebman, O. Solis 2001-5-4 7307 Imperial Peninsular Range/Sonoran (Colorado) Desert, Mountain Springs Grade, just south of Interstate 8 670 Comment
  RSA792452  Cynodon dactylon Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4409 Imperial Jacumba Mountains; within the Jacumba Mountain Wilderness, approximately 3.25 air miles northeast of Mountain Spring or approximately 1.25 air miles north of Myer Valley. 418 Comment
  SEINET214701 Image available Cynodon dactylon N. H. Holmgren, PK Holmgren 1974-3-24 7497 Imperial Westmorland 10.8 mi west-northwest of. Salton Sea Basin California highway 86 Comment
  UCD60016  Cynodon dactylon A. A. Beetle 1942-4-22 3169 Imperial Rt. 80, 5 miles east of El Centro, near Holtville. Comment
  UCD60091  Cynodon dactylon Lyster H. Dewey 1912-4-18 s. n. Imperial Yuma Experiment Farm, Bard. Comment
  UCR99991  Cynodon dactylon B. G. Pitzer 1997-10-18 3318 Imperial Sonoran (Colorado) Desert, Hwy 78, at Midway Well Road, c. 11 road mi north of junction with Hwy S34 (Ogilby Rd); c. 8.6 road mi south of Walter's Camp Road & Milpitas Wash 100 Comment
  UCD54070  Cyperus eragrostis L. G. Goar; W. W. Mackie 1921-10-1 s.n. Imperial El Centro. Comment
  SEINET1114553 Image available Cyperus esculentus Jon Rebman, Maggie Loy 1996-10-26 3742 Imperial W of Imperial. 10 Comment
  SEINET7995437  Cyperus esculentus Jon P. Rebman 1996-10-27 3750 Imperial Palo Verde, S of Palo Verde Valley area 5 Comment
  UC1100654  Cyperus laevigatus Malcolm A. Nobs 1948-9-5 553 Imperial above Laguna Dam (lower Colorado R.); Colorado R. Comment
  CAS-BOT-BC113943  Cyperus odoratus Samuel B. Parish 1913-2-26 8495 Imperial Sand bar, Ft. Yuma. Comment
  JEPS41620  Dalea mollis Carl V. Meyer 1928-5-25 414 Imperial Fish Springs Colorado Desert, Fish Springs Comment
  RSA404173  Dalea mollis M. B. Dunkle 1932-3-26 2949 Imperial Kane Springs Comment
  SD161399  Dalea mollis Jon Rebman, Jim Rocks 2005-2-10 10948 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
  UC489051  Dalea mollis C. V. Meyer 1928-5-25 414 Imperial Fish Springs Colorado Desert, Fish Springs Comment
  UCR278784  Dalea mollis Onkar Singh, B. Huttar 2015-3-21 5162 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 95 bombing Range 22 Comment
  POM9633  Dalea mollis P. A. Munz 1920-12-28 4394 Imperial 5 miles E of Holtville. -30 Comment
  CHSC846  Dalea mollissima L. Nelson 1935-4-17 Imperial Colorado desert. Comment
  RSA289297  Dalea mollissima Charles Convis 1980-4-10 180 Imperial 27 km due WNW of Westmorland, Ca. Marks wash 200m S. of Harper's Well, 2 km E. of confluence of Carrizo and San Felipe creeks. -37 Comment
  RSA659180  Dalea mollissima J. C. Roos 1952-3-28 5427 Imperial Truck Haven along west side Salton Sea. 0 Comment
  RSA709585  Dalea mollissima Scott D. White, Jennifer H. Jones 2005-4-19 10955 Imperial Fish Creek Mountains. 152 Comment
  SEINET906514  Dalea mollissima Ed LaRue 1991-1 91 -44 Imperial 6 mi N of Cargo Muchacho Mts, 7-8 mi. N of Hedges. In and adjacent to Indian Wash 244 Comment
  UCR236275  Dalea mollissima Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18873 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
  UCR254190  Dalea mollissima Jim Andre 2013-3-4 24159 Imperial Sonoran (Colorado) Desert, along Ogilby Road, 22 mi north of I-8, c. 4 mi south of the junction with Hwy 78 242 Comment
  UCR41752  Dalea mollissima A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6226 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
  SEINET10452147  Dalea mollissima David B. Dunn 1941-4-12 Dunn 1162 Imperial At the mouth of box canyon in hard sandy wash at the ne end of salton sea Nearby. Comment
  CLARK-A1528-2776  Dalea spinosa John C. Roos 1959-6-11 Imperial Coyote Wells Comment
  CLARK-A1528-473  Dalea spinosa D. Gordon 1952-3-5 Imperial Salton Sea 91 Comment
  POM197424  Dasyochloa pulchella Roxana S. Ferris 1928-4-21 7167 Imperial Between Glamis and Blythe Comment
  UCR279407  Dasyochloa pulchella A. C. Sanders, Jim Malusa 2017-3-25 43035 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, on Niland-Blythe Rd. near top of Surveyors Pass 660 Comment
  CDA5745  Datura discolor T. C. Fuller 1959-4-8 2224 Imperial Wedge of the Colorado River, 12.5 miles south of Palo Verde, San Bernardino. 0 Comment
  SBBG29370  Datura discolor D. Myrick 1968-3-1 1783 Imperial base of Fish Crk Mtns, 15 mi S of Ocotillo Wells along Gypsum Mine railroad 30 Comment
  SD250699  Datura discolor Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28823 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
  UCR108110  Datura discolor Jon P. Rebman, L. Renfro 1997-11-19 4758 Imperial Sonoran (Colorado) Desert, NW of Yuma, east of Ogilby Rd along Indian Pass Rd at Chemgold Company's Imperial Project. Comment
  UCR99981  Datura discolor B. G. Pitzer 1997-10-19 3328 Imperial Sonoran (Colorado) Desert, Ogilby Road (Hwy S34) where powerlines cross Hwy c. 1 mi south of Indian Pass Road 198 Comment
  RSA0121514  Deinandra kelloggii L. R. Abrams 1903-7-28 s.n. Imperial Calexico, Imperial Valley. Comment
  UCR265879  Descurainia pinnata Mitch Provance 2008-3-15 10102 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
  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
  UC669212  Descurainia pinnata subsp. glabra Annie M. Alexander and Louise Kellogg 1941-3-21 1980 Imperial Beal Well Basin; Colorado Desert, Chocolate Mountains 410 Comment
  CAS-BOT-BC292140  Dicoria canescens Eva Wilson 1957-1-1 3 -A Imperial Near Signal Mountain Comment
  CAS-BOT-BC292152  Dicoria canescens Eva Wilson 1956-11-11 1 -A Imperial El Centro Comment
  CDA173  Dicoria canescens Frank B. McMurry 1943-1 1391 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  JEPS23065  Dicoria canescens Reino Alava with R. Bacigalupi, Dr. and Mrs. Rolla Tryon 1958-3-3 1810 -B Imperial 10 mi w of junction with Ogilby Road (along US Hwy 80); Colorado Desert 60 Comment
  RSA0027625  Dicoria canescens Deidre Conocchioli, Caitlin Elam 2013-10-2 85 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
  SD113173  Dicoria canescens Darley F. Howe 1964-11-8 4020 Imperial Sand dunes 23.1 miles east of Brawley on road to Glamis. Comment
  UC537239  Dicoria canescens M. E. Jones 1932-1-3 Imperial Kane Springs Colorado Desert, Kane Springs Comment
  UCD131182  Dicoria canescens H. J. Messinger 1920-11-27 s.n. Imperial Holtville. Comment
  CAS-BOT-BC292242  Dieteria asteroides var. asteroides W. L. Jepson 1912-10-22 5214 Imperial Little Chemehuevi's Valley 137 Comment
  POM155966  Dinebra viscida Le Roy Abrams 1903-7-22 s.n. Imperial Calexico, Imperial Valley. Comment
  SEINET3412108 Image available Diplachne fusca var. uninervia Unknown 1988-3-9 8244 Imperial 6.5 km NW of Niland. Dry desert area with mesquites; and tamarisk and Plunchea along irrigation ditches. Scattered plants in shallow roadside ditches and edge of highway. -30 Comment
  SEINET3412113 Image available Diplachne fusca var. uninervia John R. Reeder, Charlotte G. Reeder 1987-10-1 8157 Imperial Along CA-115 ca. 2 km northwest of exit from I-8 of Holtville 0 Comment
  SEINET3828999  Diplachne fusca var. uninervia John R. Reeder, Charlotte G. Reeder 1988-1 8244 Imperial 6.5 km NW of Niland. Comment
  CHSC1756  Diplacus bigelovii var. bigelovii L. Oliver; D. Sloan 1935-4-17 Imperial W. Imperial Co. Comment
  RSA792446  Distichlis spicata Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4402 B 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
  JEPS22532  Ditaxis lanceolata Rimo Bacigalupi with Paul Hutchison 1958-2-18 6178 Imperial 2.5 mi. n. of rd. summit on rd. from Blythe to Ogilby; Palo Verde Mts. 175 Comment
  RSA0019559  Ditaxis lanceolata J. Andre 2013-3-4 24135 Imperial Cargo Muchacho Mtns: northwest side of range, on BLM Rd 664, 0.5 mi east of Ogilby Rd. 195 Comment
  RSA421602  Ditaxis lanceolata H. de Forest, Lester Gushman 1932-3-22 15040 Imperial Painted Gorge. Comment
  SD181540  Ditaxis lanceolata Louis C. Wheeler 1954-10-24 7101 Imperial Chocolate Drop Comment
  SD250492  Ditaxis lanceolata T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance. 2013-3-13 7322 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off forad between the well and powerline road (Chuckwall Spring 7.5'Q) 527 Comment
  SEINET13311967  Ditaxis lanceolata A. C. Sanders, J. Malusa 2016-1-22 41943 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range. 412 Comment
  SEINET3827411  Ditaxis lanceolata Steven P. MacLaughlin, Janice E. Bowers 1984-1 2755 Imperial Indian Pass Road 6.2 miles E. of Ogilby Road. 244 Comment
  SFV4441  Ditaxis lanceolata D. S. Verity, J. Turner, F. M. Ball 1964-2-16 s. n. Imperial Colorado Desert About 6.5 miles west of Ocotillo or 3.5 miles east of Devil's Canyon. 300 Comment
  UCR153419  Ditaxis lanceolata L. C. Wheeler 1954-10-24 7101 Imperial Sonoran (Colorado) Desert, Chocolate Drop [manganese mine] Comment
  UCR245076  Ditaxis lanceolata A. C. Sanders, T. B. Salvato, Shannon Davis 2012-10-11 40396 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
  UCR260282  Ditaxis lanceolata A. C. Sanders, Jim Malusa 2015-3-6 41306 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 326 Comment
  UCR277530  Ditaxis lanceolata Mitch Provance 2008-3-15 10076 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
  UCR279226  Ditaxis lanceolata A. C. Sanders, Jim Malusa 2017-3-13 42857 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
  SD122402  Ditaxis neomexicana Duffie Clemons, Erik Jonsson 1987-11-12 1898 Imperial Occasional in sandy soil of south slope of Palm Canyon Wash. (IPB 10/07) 259 Comment
  SD126257  Ditaxis neomexicana Steven P. McLaughlin, Janice E. Bowers 1985-9-11 3062 Imperial near junction of Ogilby Road & I-8 70 Comment
  SD200402  Ditaxis neomexicana Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16808 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
  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
  UC984889  Ditaxis neomexicana Eva M. Wilson 1946-2-16 Imperial Plaster City Comment
  UCR103637  Ditaxis neomexicana George K. Helmkamp, E. Helmkamp 1998-1-24 2604 Imperial Sonoran (Colorado) Desert, Ogilby Rd, 14.2 mi. south of the junction with Calif. Hwy 78, vicinity of Tumco Wash 183 Comment
  UCR103644  Ditaxis neomexicana George K. Helmkamp, E. Helmkamp 1998-1-28 2632 Imperial Sonoran (Colorado) Desert, 6 mi. WNW of Ocotillo on Hwy S-2. 152 Comment
  UCR163961  Ditaxis neomexicana B. G. Pitzer 1998-2-2 3508 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
  UCR239474  Ditaxis neomexicana A. C. Sanders, Mitch Provance 2012-10-23 40456 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., NE of Arroyo Seco, SW of volcanic hill, 1.5 km SSE (174 deg. ) of Raineys Well 515 Comment
  UCR265258  Ditaxis neomexicana Jon P. Rebman, John La Grange, Warren Schmidtmann 2014-9-26 28839 Imperial Algodones Dunes, east of Brawley, north of Hwy 78 at Glamis and west of the railroad and Ted Kipf Road; on the eastern edge of the dune field 90 Comment
  RSA421627  Ditaxis serrata Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7779 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob. 79 Comment
  RSA793967  Ditaxis serrata Duncan S. Bell 2012-11-11 4358 Imperial Algodones Dunes: north section of dunes, approximately 20 air miles northwest of the junction of Highway 78 and the Southern Pacific Railroad tracks, and approximately 16.5 air miles southeast of Niland. 60 Comment
  UCD142875  Ditaxis serrata Robert F. Thorne; et al. 1977-11-25 50885 Imperial Sonoran Desert: ca. 15 miles N of Yuma along Picacho Rd. (perhaps Senator Wash.) 60 Comment
  UCD77604  Ditaxis serrata Robert E. Preston 1997-11-13 1070 Imperial Mesquite Mine. 231 Comment
  SEINET7997059  Ditaxis serrata var. serrata Jon P. Rebman 1996-10-27 3768 Imperial Algodones Dunes, N of Glamis; Algodones Dunes 60 Comment
  CAS-BOT-BC43604  Dithyrea californica Steve Boyd 1986-2-6 1265 Imperial Cargo Muchacho Mountains. East of Mountains, Powerline Road, 1.0 mile west of Picacho Road. Comment
  CDA18538  Dithyrea californica Frank B. McMurry 1943-1 1309 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  SD199948  Dithyrea californica Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16735 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
  UCR163739  Dithyrea californica B. G. Pitzer, G. R. Ballmer 2001-3-17 4272 Imperial Sonoran (Colorado) Desert, Algodonnes Dunes, south of end of Ogilby Rd. on south side of I-8 88 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
  UCR253345  Dithyrea californica Jim Andre 2013-3-3 23969 Imperial Sonoran (Colorado) Desert, Yuha Desert, along Hwy 98 near Pinto Wash, 15.1 mi. ESE of Ocotillo, and west of Calexico 38 Comment
  SD262243  Draba cuneifolia A. C. Sanders, Jim Malusa 2017-3-9 42768 Imperial Sonoran (Colorado) Desert: plateau above the slot canyon at the head of Mammoth Wash, Chocolate Mountains. 502 Comment
  CAS-BOT-BC59754  Echinocactus polycephalus Ira Wiggins 1937-2-18 8567 Imperial Field redacted by CAS, contact the data manager for more information Comment
  SBBG119050  Echinocereus engelmannii S. J. DeGroot with T. Thibault, V. Arvizu, L. Gross, L. Rojas 2004-5-13 4328 Imperial Beal Rd W/SW of Surveyor's Pass, Chocolate Mtns 399 Comment
  SD148412  Echinocereus engelmannii Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6506 Imperial Mountain Springs Grade, near I-8 exit. Comment
  SEINET13323968  Echinocereus engelmannii A. C. Sanders, J. Malusa. Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42231 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 427 Comment
  SEINET13696342  Echinocereus engelmannii Marc A. Baker, Michelle Cloud-Hughes 2016-3-5 18499 Imperial Chocolate Mountains, Mammoth Wash, 30 km east of Niland, 58 km NNE of El Centro. 340 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
  LA106036  Echinochloa colona A. C. Sanders; 1988-11-6 8749 Imperial Imperial Vallye bettween Brawley and Westmoreland 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 -10 Comment
  POM365269  Echinochloa colona S. B. Parish 1912-10-18 8241 Imperial Holtville, Salton Basin -5 Comment
  POM365265  Echinochloa crus-galli S. B. Parish 1912-10-14 8240 Imperial New River near Rockwood. Salton Basin. Alt 190 feet below sea level. -58 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
  RSA166361  Eclipta prostrata Peter H. Raven 1961-10-8 16834 Imperial Canal banks on western outskirts of El Centro -15 Comment
  RSA518288  Eleocharis geniculata A. C. Sanders 1989-9-27 9523 Imperial North of Bombay Beach, Hot Mineral Spa Road, 5.5 kilometers N of Highway 111, ca. 1 kilometer from the boundary of the Chocolate Mountains Aerial gunnery Range. -20 Comment
  CAS-BOT-BC113336  Eleocharis montevidensis E. A. McGregor 1916-7-30 141 Imperial Boulevard Laguna Mts. 914 Comment
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May 16 2018
  UCR153082  Emmenanthe penduliflora var. penduliflora Jon P. Rebman 2001-3-14 7125 Imperial Peninsular Ranges/ Cuyamaca-Laguna Mtns, Jacumba Natural Area, In-ko-pah Mtns 975 Comment
  RSA706301  Encelia actoni J. P. Rebman, Mark Miller 2003-5-11 8989 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
  SD115626  Encelia actoni Duffie Clemons, Erik Jonsson 1983-5-14 579 Imperial In-ko-pah Mountains 1145 Comment
  CAS-BOT-BC131291  Encelia farinosa Marcus E. Jones 1924-2-7 s.n. Imperial Salton Sink near Oasis Comment
  LA205841  Encelia farinosa C. B. Wolf; 1931-3-14 1884 Imperial 152 Comment
  RSA0092021  Encelia farinosa Jim M. Andre 2015-3-3 31283 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
  RSA746443  Encelia farinosa G. Gust, L. Nye 2005-3-3 464 Imperial BLM land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. 159 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
  SEINET10673345  Encelia farinosa Greg Gust, Leith Nye 2005-3-3 Gust 464 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
  SEINET6073396  Encelia farinosa Unknown 2009-2-26 9879 Imperial Palo Verde Mountains. Along major power line corridor (Palo Verde Road) that runs north-south through mountains. Comment
  UC1282056  Encelia farinosa T. J. Crovello 1963-12-16 296 Imperial East side of Salton Sea, just above good alkalai sink area, along gravel road, 1 mi from Frink Springs -30 Comment
  UC1353384  Encelia farinosa C. L. Hitchcock 1968-3-12 25442 Imperial 5 mi nw Coyote Wells Comment
  UC1719676  Encelia farinosa Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11255 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region; Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. [Coordinates are off a little and map in Riverside Co. ] 570 Comment
  UCR165477  Encelia farinosa 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
  UCR211168  Encelia farinosa Jim Andre, Tasha La Doux 2009-2-26 9879 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
  UCR255231  Encelia farinosa Jon P. Rebman, Jim Rocks 2005-2-10 10932 Imperial Sonoran (Colorado) Desert, Little Picacho Wilderness Area (BLM Property), north of Winterhaven, SW of Colorado River, in a wash 11 miles N of S24 on Picacho Rd., south of the Picacho State Recreation Area 195 Comment
  POM121852  Encelia farinosa var. farinosa Marcus E. Jones 1926-1-22 s.n. Imperial Pilot Knob. Comment
  POM356666  Encelia farinosa var. farinosa M. B. Dunkle 1932-3-26 2934 Imperial East of Salton Sea, near Kane Springs. Comment
  UCR266532  Encelia farinosa var. farinosa A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-19 41897 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Pegleg Well Rd (Salvation Pass Rd) above Niland 98 Comment
  HSC47483  Encelia frutescens Richard Spjut, Judy Adams 1978-11-25 5250 Imperial Yuha Basin Desert along Coyote Rd. off Hwy. 98 Comment
  POM13635  Encelia frutescens E. C. Jaeger 1921-3-18 s.n. Imperial Travertine Rock. [county unspecified] Comment
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Nov 24 2016
  POM184588  Encelia frutescens P. A. Munz, C. L. Hitchcock 1932-4-8 12105 Imperial 5 miles NW of Dixieland. Comment
  SD242695  Encelia frutescens 1993-3-11 Imperial Plaster City south Poleline Rd. Comment
  UCR268794  Encelia frutescens Jim Andre 2015-3-3 31308 Imperial Sonoran (Colorado) Desert, Coyote Mountains, south end of range at outh fo Fossil Canyon, 0.6 mi north of Shell Canyon Road, c. 2.5 mi north of town of Ocotillo 238 Comment
  SD134341  Encelia frutescens var. frutescens R. Mitchel Beauchamp 1972-3-20 3200 Imperial W side of Colorado Desert near Coyote Mountain; Target 103, Naval Bombing Range 313 Comment
  RSA383856  Ephedra aspera George R. Johnstone 1930-4-25 s.n. Imperial Imperial Co., near San Diego Co. line. Mountain side 762 Comment
  SD190581  Ephedra aspera Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3232 Imperial Picacho State Recreation Area, Picacho Old Stamp Mill Trail on south side of Colorado River. 70 Comment
  SEINET3220917 Image available Ephedra aspera A. C. Sanders, D. Charlton, B. Pitzer, W. Wright 1986-3-10 6295 Imperial Mountain Springs Road exit from Hwy I-8, S side of old highway, ca. 1/3 mile E of community of Mountain Springs, at head of Myer Creek. 671 Comment
  UCR260302  Ephedra aspera A. C. Sanders, Jim Malusa 2015-3-7 41333 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR41515  Ephedra aspera A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6295 Imperial Peninsular Range/ Sonoran (Colorado) Desert, South side of old highway at Mountain Springs Road exit from Hwy I-8, c. 1/3 mile east of town of Mountain Springs, at head of Myer Creek 673 Comment
  CAS-BOT-BC81515  Ephedra californica Ira L. Wiggins 1941-3-25 9634 Imperial 5 miles northeast of Beal Well Comment
  RSA697724  Ephedra californica J. R. Bruff 1933-1-1 s.n. Imperial 10 miles north of Westmorland. Comment
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Oct 30 2011
  SD54  Ephedra californica Ralph W. Sumner Unknown Imperial Mt. Springs Comment
  SEINET3866921  Ephedra californica Louis C. Wheeler 1955-4-6 7122 Imperial 3 miles SSW of .; 0 Comment
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Aug 29 2016
  SEINET7995850  Ephedra californica Jon P. Rebman 2000-4-21 6566 Imperial In-Ko-Pah Mountains, Jacumba Wilderness Area 1000 Comment
  CAS-BOT-BC81723  Ephedra nevadensis C. L. Hitchcock 1966-3-21 24322 Imperial about 7 mi. n. of Milpitas Wash and 14 mi. n.w. of Blythe-Galmis [Hiway] Highway Comment
  CAS-BOT-BC81746  Ephedra trifurca Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9591 Imperial State Highway #98 half way between Gray's Well and Calexico Comment
  CAS-BOT-BC81748  Ephedra trifurca Roxana S. Ferris 1928-4-19 7107 Imperial 3 miles from Coyote Wells on the Dixieland Road Comment
  CAS-BOT-BC81755  Ephedra trifurca S. B. Parish 1912-10-18 8222 Imperial Superstition Mt., Colorado Desert Comment
  SBBG92550  Ephedra trifurca D. F. Howe 1980-4-14 Imperial St Hwy 78, 17.5 mi E of Brawley Comment
  SD112331  Ephedra trifurca Darley F. Howe 1949-3-19 1976 Imperial Between Holtville and Yuma Comment
  SEINET3867743  Ephedra trifurca Sears 1978-3-15 751 Imperial 55 mi. W of Brock Research Station Experimental Farm #3, along roadside.; 0 40 Comment
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Apr 21 2015
  UC370449  Ephedra trifurca H. E. Parks 1929-2-11 393 Imperial Imperial Valley Comment
  UC401324  Ephedra trifurca Jos. Burtt Davy 1902-4-1 8033 Imperial Flowing Hills Comment
  UC501509  Ephedra trifurca Frank W. Peirson 1932-3-21 9774 Imperial se Imperial County The Sand Hills Comment
  UC813729  Ephedra trifurca Ira L. Wiggins 1937-2-17 8552 Imperial 3 mi s Midway Wells; Larraea flats 27 Comment
  UCD83577  Ephedra trifurca Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5916 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 72 Comment
  UCSB39098  Ephedra trifurca Jorgensen, Jan 1982-3-24 Imperial Sanddunes west of Yuma 100 Comment
  SEINET7048013  Ephedra trifurca Steven R. Hill, Kate Kramer 2001-4-27 33480 Imperial California Route 86/78, west side of road, near Kane Spring, 0.6 mile southeast of U.S. Border Patrol Station at San Felipe Wash bridge. About 3.3 miles southwest of the Salton Sea margin. Elevation about -170 feet. Comment
  CAS-BOT-BC284057  Eragrostis pectinacea var. pectinacea LeRoy Abrams 1904-6-1 4102 Imperial Hefer, Imperial Valley Comment
  RSA0121511  Eremalche exilis Percy C. Everett, E. K. Balls 1960-4-5 24069 Imperial Travertine Rock, South of Riverside-Imperial County Line, US Highway 99. 58 Comment
  CAS-BOT-BC421487  Eremalche rotundifolia L. Nye; G. Gust 2005-3-5 11 Imperial Off S2, ca. 6 miles NW of Ocotillo. 361 Comment
  UCD83555  Eremalche rotundifolia Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-8 5896 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 4.6 mi N of Hwy 78, W of Kipf Rd. 89 Comment
  UCR269492  Eremothera boothii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42066 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, head of Mammoth Wash, above 'slot' canyon in upper gorge 488 Comment
  CAS-BOT-BC160025  Eremothera boothii subsp. condensata Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9604 Imperial Upper end of Painted Gorge, Carisso Mts. Comment
  SDSU8859  Eremothera boothii subsp. decorticans H. Wedberg 1966-3-26 1166 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, .1 mile S of S D County. 274 Comment
  GMDRC9392  Eremothera chamaenerioides J. M. Andre 2017-3-4 37231 Imperial Cargo Muchacho Mountains: west end of range on BLM Rd #664, 0.6 mi. east of Ogilby Rd, approx 15 mi. south of jct Hwy 78 and 10 mi. north of Interstate 8 201 Comment
  RSA0125331  Eremothera refracta R. S. Woglum 1940-3-11 2472 Imperial Southern Sonoran Desert: Chocolate Mountains, Beal Well. Comment
  UCR269670  Eriastrum eremicum A. C. Sanders, Jim Malusa 2016-3-17 42303 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
  VVC2731  Eriastrum eremicum Tim Thomas, R. T. Hawke 2013-5-10 6029 Imperial Colorado Desert, Chuckwalla Bench, vic Indian Well 595 Comment
  SDSU12813  Eriastrum eremicum subsp. eremicum Georgeann H. Keer 1998-3-27 10 Imperial Anza Borrego State Park. Indian Valley camp ground. 2 miles in from Highway on sandy edge of wash. 366 Comment
  UCR248467  Ericameria brachylepis Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4422 Imperial Peninsular Range, Jacumba Mountain; at the northwest base of Blue Angel Peak, c. 0.25 air mile north of U.S./Mexico border 1309 Comment
  SD162639  Ericameria linearifolia Jon Rebman, Mark Miller 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
  CAS-BOT-BC278486  Eriochloa aristata C. Reeder 1944-6-29 1572 Imperial Bard. U. S. Yuma Field Station Comment
  POM313154  Eriochloa contracta Malcolm A. Nobs, S. Galen Smith 1948-9-6 562 Imperial About 5 miles west of El Centro. Comment
  RSA643372  Eriochloa contracta Jon P. Rebman, Adrienne Russell 1997-9-6 4196 Imperial Southeast of Brawley: at Cooper Road & Wiest., 32 deg 43'N'', 115 deg 65'W''. 9 Comment
  RSA788590  Eriodictyon trichocalyx var. lanatum Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3513 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
  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
  RSA792513  Eriogonum davidsonii Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4417 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  RSA48319  Eriogonum deflexum E. K. Balls 1949-4-4 12953 Imperial Colorado Desert. Dry gravel spots raised above heavy clay washes near Frink about 16 miles northwest of Niland on Highway 111. -61 Comment
  UCR279100  Eriogonum deflexum A. C. Sanders, Jim Malusa 2017-3-11 42813 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 268 Comment
  CAS-BOT-BC246435  Eriogonum deflexum var. deflexum D. A. Johansen; J. A. Ewan 1932-4-13 7137 Imperial Laguna Dam on Colorado River Comment
  CAS-BOT-BC246443  Eriogonum deflexum var. deflexum C. L. Hitchcock 1966-3-21 24318 Imperial About 5 mi. n. of Milpitas Wash, and 12 mi. n.w. of Blythe-Glamis Hiway Comment
  RSA0073693  Eriogonum deflexum var. deflexum Jon Rebman, J. LaGrange, W. Schmidtmann, J. Emming 2014-9-25 28788 Imperial Milpitas Wash west of Hwy 78; southwest of Palo Verde & south of the Palo Verde Mountains; in sandy substrates along Milpitas Wash Road. 200 Comment
  RSA696417  Eriogonum deflexum var. deflexum LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1298 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD119409  Eriogonum deflexum var. deflexum Erik Jonsson 1982-11-12 409 Imperial Coyote Wells Quad Comment
  SD250689  Eriogonum deflexum var. deflexum Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28788 Imperial Milpitas Wash west of Hwy 78; southwest of Palo Verde & south of the Palo Verde Mountains; in sandy substrates along Milpitas Wash Road 199 Comment
  UC85788  Eriogonum deflexum var. deflexum T. S. Brandegee Nov. 1891 Imperial Salton Comment
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Sep 11 2011
  CAS-BOT-BC246462  Eriogonum deserticola Marcus E. Jones 1926-1-21 s.n. Imperial West of Yuma Comment
  CAS-BOT-BC246474  Eriogonum deserticola John H. Thomas 1967-9-8 14103 Imperial Between El Centro and Yuma, near the All American Canal crossing Comment
  CAS-BOT-BC246482  Eriogonum deserticola C. B. Wolf 1931-3-12 1868 Imperial Colorado Desert, 19 miles N.W. of Westmorland Comment
  LA206749  Eriogonum deserticola C. B. Wolf; 1932-10-14 4347 Imperial Rancho Santa Ana Botanical Garden, 3 mi S of Kane Springs -30 Comment
  POM183685  Eriogonum deserticola P. A. Munz 1931-3-12 11934 Imperial 26 miles NW of Brawley. Comment
  POM209441  Eriogonum deserticola S. G. Stokes 1934-9-9 130 Imperial Near Kane Springs. Comment
  RSA65130  Eriogonum deserticola I. T. Weeks 1929-8-20 s.n. Imperial 12 miles W of Grays Well, S of U.S. Hwy 8. Comment
  SD139515  Eriogonum deserticola Jon P. Rebman, Maggie Loy 1996-10-27 3764 Imperial North of Glamis, Algodones Dunes. (IPB 10/07) 60 Comment
  UCD83567  Eriogonum deserticola Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5909 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 67 Comment
  UCR108095  Eriogonum deserticola Jon P. Rebman, Maggie Loy 1996-10-27 3764 Imperial Sonoran (Colorado) Desert, Algodones Dunes, north of Glamis. 60 Comment
  UCR123770  Eriogonum deserticola Steven R. Hill, K. Kramer 2001-4-27 33500 Imperial Sonoran/Colorado Desert, north side of California Route 78, 1.7 mi west of Glamis (measured from railroad crossing), Algodones Dunes 92 Comment
  UCR248089  Eriogonum deserticola Duncan S. Bell 2012-11-11 4359 Imperial Sonoran (Colorado) Desert, Algodones Dunes, north section of dunes, c. 20 air miles northwest of the junction of Hwy 78 and the Southern Pacific Railroad tracks, and c. 16.5 air miles southeast of Niland 60 Comment
  UCR26303  Eriogonum deserticola John C. Roos 1949-4-7 4178 Imperial Sonoran (Colorado) Desert, 40 mi SE of Niland Comment
  UCR33678  Eriogonum deserticola Sears 1977-10-13 s 593 Imperial Sonoran (Colorado) Desert, Park Imperial sand dunes 122 Comment
  UCR36810  Eriogonum deserticola Scott Sundberg 1983-8-15 2084 Imperial Sonoran (Colorado) Desert, west of Westmorland along Hwy. 86, 1.8 mi. north of the road [Hwy 78] to Oceanside -40 Comment
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Mar 2 2010
  UCR41757  Eriogonum deserticola A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6268 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
  RSA0035618  Eriogonum deserticola James C. Dice 1999-8-13 9908131 Imperial Unspecified. 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
  SDSU6539  Eriogonum fasciculatum var. polifolium H. Wedberg 1962-4-7 885 Imperial About 10 miles E from Jacumba on the road ro El Centro; about half way down the Mtn. Springs grade. 610 Comment
  SD200175  Eriogonum inflatum Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16346 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides 39 Comment
  SD200176  Eriogonum inflatum Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16380 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
  POM50016  Eriogonum inflatum var. deflatum E. C. Jaeger 1925-6-10 s.n. Imperial West side of Salton Sea near Harper's Well. Comment
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Aug 29 2016
  RSA682679  Eriogonum inflatum var. deflatum Scott D. White, Michael Honer 2003-5-3 9177 Imperial Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mtns; south of the operating US Gypsum quarries. 152 Comment
  UC1349021  Eriogonum inflatum var. deflatum Robert F. Thorne 1963-5-23 31837 Imperial near Plaster City (along Hwy 80) Comment
  RSA681919  Eriogonum ordii Scott D. White, Michael Honer 2003-3-28 s.n. Imperial Fish Creek Mountains: Unnamed wash between Fish Ck Mts and Split Mountain (San Diego Co.), ca. 10 road miles S of Ocotillo Wells on Split Mtn Rd. South of existing US Gypsum quarry area. 152 Comment
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Jul 27 2009
  UCR226502  Eriogonum reniforme Jim Andre, Glenn L. Clifton 2011-2-21 15883 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
  CAS-BOT-BC263466  Eriogonum thomasii Susan G. Stokes 1933-4-9 50 Imperial Kane Springs Comment
  CAS-BOT-BC263477  Eriogonum thomasii L. R. Abrams 1941-4-23 13917 Imperial U.S. Highway 99, 18 miles north of junction with Route 78 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
  POM196646  Eriogonum thomasii Roxana S. Ferris 1928-4-20 s.n. Imperial 3 miles from Picacho. 195 Comment
  RSA0027765  Eriogonum thomasii Jim Andre 2013-3-4 24093 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
  RSA171067  Eriogonum thomasii Robert F. Thorne, Robert Rutherford 1964-4-11 33645 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA289314  Eriogonum thomasii Charles Convis 1980-4-10 173 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
  RSA424947  Eriogonum thomasii Jack Rempel 1933-4-30 s.n. Imperial 13 miles from Kane Springs along road to Julian. Comment
  RSA64622  Eriogonum thomasii F. W. Peirson, W. L. Jepson 1928-4-22 7881 Imperial Foot of rocky walls of the Narrows, San Felipe Creek. Comment
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Aug 22 2014
  RSA696960  Eriogonum thomasii LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1274 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD200181  Eriogonum thomasii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16310 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
  SD200183  Eriogonum thomasii Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16464 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
  SD242937  Eriogonum thomasii 1993-3-11 Imperial Shell Canyon Comment
  SD242938  Eriogonum thomasii 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  SEINET3240145 Image available Eriogonum thomasii Larry Hendrickson, Jon Rebman 2005-1 3141 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 72 Comment
  SEINET3405325 Image available Eriogonum thomasii Susan G. Stokes 1933-4-9 50 Imperial Kane Springs Comment
  UCD83556  Eriogonum thomasii Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5898 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 75 Comment
  UCR101121  Eriogonum thomasii George K. Helmkamp, E. A. Helmkamp 1998-3-19 2946 Imperial Sonoran (Colorado) Desert, Little Picacho Wash along Picacho Rd, 2.5 mi. south of Picacho State Recreation Area 152 Comment
  UCR139103  Eriogonum thomasii B. G. Pitzer 1989-4-15 1278 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Gasline Road, 8.1 mi. north of Seal Camp (Siphon 10) 400 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
  UCR265871  Eriogonum thomasii Mitch Provance 2008-3-15 10121 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
  UCR268796  Eriogonum thomasii Jim Andre 2015-3-3 31305 Imperial Sonoran (Colorado) Desert, eastern base of Jacumba Mountains, 1.3 mi south of Hwy 98, c. 2 mi south of Ocotillo 246 Comment
  UCR269550  Eriogonum thomasii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-3 42010 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash area, along dirt road to Hayden Well from Ted Kipf Rd. 201 Comment
  UCR269560  Eriogonum thomasii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42027 Imperial Sonoran (Colorado) Desert, near Hayden Well on Mammoth Wash, Chocolate Mountains 285 Comment
  UCR279482  Eriogonum thomasii A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42714 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  UCR38114  Eriogonum thomasii A. C. Sanders 1985-3-24 5410 Imperial Sonoran (Colorado) Desert, Borrego Badlands, along Hwy S-22, the Borrego-Salton Seaway, SE end of the Santa Rosa Mts, c. 1/2 mile east of Anza-Borrego State Park boundary 61 Comment
  UCSB12498  Eriogonum thomasii Corfman, Nancy 1961-3-4 Imperial 11 miles west of Calexico; 10 miles south of Seeley on Highway 9 Comment
  RSA0125334  Eriogonum thomasii Joseph A. Ewan 1932-4-13 7112 Imperial 12 miles east of Holterville. Comment
  CDA22665  Eriogonum trichopes T. C. Fuller 1962-4-4 8004 Imperial West of Highway 99 [later renumbered Highway 86] to Indio, 24.7 miles northwest of Westmoreland. 0 Comment
  HSC49198  Eriogonum trichopes D. L. Goforth 1979-3-29 66 Imperial 1 mi. S of Cut Across Trail 15 Comment
  JEPS22177  Eriogonum trichopes Rimo Bacigalupi with Paul Hutchison 1958-2-17 6130 -B Imperial in wash 1 1/2 mi s on road from Ogilby to Blythe, by way of Midway Well Gold Rock Ranch; Colorado Desert 137 Comment
  SD173054  Eriogonum trichopes Larry Hendrickson, Kim Marsden, Mary Delavalle 2005-3-17 1717 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) 15 Comment
  SD192022  Eriogonum trichopes Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14429 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
  SD200191  Eriogonum trichopes Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16219 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), vicinity of Palm Wash, Site ASTCRO in sandy arroyo bottom and surrounding rocky, mud embankments 54 Comment
  SD254687  Eriogonum trichopes A. C. Sanders, Jim Malusa, Marc A.. Baker, Michelle Cloud-Hughes 2016-3-14 42190 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, c. 0.42 km north of Beal Well along old Niland-Blythe Road (Lion Head Mountain 7.5'Q) 423 Comment
  SD260290  Eriogonum trichopes Mitch Provance 2008-3-15 10112 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. 292 Comment
  UCR241531  Eriogonum trichopes A. C. Sanders, T. B. Salvato 2013-5-9 40829 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, along BLM road 620 (E-W powerline road), c. 0.25 km east of 552, 1.5 km SW of Raineys Well 546 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
  JEPS70731  Erioneuron pulchellum S. B. Parish 1913-2-8 8433 Imperial at base of mts. e Travertine Rock; Salton Sink -30 Comment
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Mar 12 2011
  RSA787517  Eriophyllum confertiflorum Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3504 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
  SEINET7940125  Eriophyllum confertiflorum Duncan S. Bell, Kim Clark, Stacy Goss & Karen Rusiniak 2012-1 3504 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.(In-Ko-Pah Gorge OE S). 1280 Comment
  UC1790006  Eriophyllum confertiflorum var. confertiflorum Jon Rebman 2003-5-11 8996 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
  CAS-BOT-BC301741  Eriophyllum lanosum Annie M. Alexander; Louise Kellogg 1941-3-21 1981 Imperial Beal Well Basin, Chocolate Mountains, Colorado Desert 410 Comment
  SEINET10389891  Erodium cicutarium A. C. Sanders, Jim Malusa 2016-3-17 42302 Imperial Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass 599 Comment
  UCD103154  Erodium cicutarium Charles Convis 1980-3-28 98 Imperial Colorado Desert, Western Salton Basin, 27 km due WNW of Westmorland. San Felipe Creek 4 km WSW of highway 86, along S bank. -46 Comment
  UCR269515  Erodium cicutarium A. C. Sanders, Jim Malusa 2016-3-8 42151 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
  RSA0026271  Erodium texanum Jim Andre 2013-3-4 24151 Imperial Along Ogilby Rd., 22 miles N of I-8, 4 miles south of jct with Highway 78. 242 Comment
  RSA390936  Erodium texanum H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Pass in Mountains, Chocolate Mountains, Colorado desert. Comment
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Mar 12 2015
  SD200035  Erodium texanum Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16280 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
  SD200036  Erodium texanum Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16088 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
  UCR241601  Erodium texanum A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40667 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
  UCR260040  Erodium texanum A. C. Sanders, Jim Malusa 2015-3-5 41267 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  CDA3716  Eruca vesicaria subsp. sativa W. S. Ball 1936-2-2 Imperial 0 Comment
  UCR267885  Eschscholzia glyptosperma Jim Andre 2013-3-4 23824 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, east side of range at end of Imperial Gables Road, 4.2 miles west of Hwy 78, just outside of aerial gunnery range 422 Comment
  CAS-BOT-BC83137  Eschscholzia minutiflora G. K. Helmkamp; E. A. Helmkamp 2001-3-17 6291 Imperial Colorado Desert. Ogilby Road, 15.4 miles south of CA-78. 168 Comment
  CAS-BOT-BC91569  Eschscholzia minutiflora D. A. Johansen; J. A. Ewan 1932-4-14 7148 Imperial 0.5 mile west of Coyote Well, Colorado Desert. Comment
  CDA18529  Eschscholzia minutiflora Frank B. McMurry 1943-1 1314 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  JEPS51813  Eschscholzia minutiflora W. L. Jepson 1935-4-20 17082 Imperial Baileys Well -3 Comment
  SD200109  Eschscholzia minutiflora Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16802 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
  SD200471  Eschscholzia minutiflora Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16642 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
  UCR102665  Eschscholzia minutiflora B. G. Pitzer 1998-2-1 3452 Imperial Sonoran (Colorado) Desert, Milpitas Wash, c. 0.2 mi south of Walter's Camp Road, 1.0-1.5 mi west of Hwy 78 91 Comment
  UCR249854  Eschscholzia minutiflora T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-3-13 7319 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off road between the well and powerline road 534 Comment
  PASA459  Eschscholzia minutiflora var. parishii 1928-3-3 Imperial Hidden Springs, Colorado desert Comment
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Aug 27 2016
  RSA0023198  Eschscholzia papastillii LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1295 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  CAS-BOT-BC419592  Eschscholzia parishii Ira L. Wiggins 1957-3-24 14041 Imperial Painted Gorge, 5 mi. N. of State Hwy. 80 Comment
  RSA0093824  Eschscholzia parishii A. C. Sanders, Jim Malusa 2015-3-6 41299 Imperial Sonoran (Colorado) Desert. Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range. 326 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
  SD200115  Eschscholzia parishii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16233 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments 60 Comment
  SEINET13276709 Image available Eschscholzia parishii A. C. Sanders, Jim Malusa 2016-1 42149 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, near E.O.D. Camp Burt, eastern edge of Chocolate Mtns. Aerial Gunnery Range, wash crossing Skyline Dr., 0.45 km north of Dietz Rd. (Little Mule Mountains 7.5' Q.) 319 Comment
  UCR241620  Eschscholzia parishii A. C. Sanders, Fred M. Roberts, T. B. Salvato 2013-5-1 40819 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, c. 2.4 km SE of Raineys Well 484 Comment
  UCR269539  Eschscholzia parishii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42020 Imperial Sonoran (Colorado) Desert, Hayden Well on Mammoth Wash, Chocolate Mountains 284 Comment
  RSA0022895  Eschscholzia parishii Scott D. White, Michael Honer 2003-3-28 8893 Imperial Fish Creek Mountains: Unnamed wash between Fish Ck Mts and Split Mountain (San Diego Co.), ca. 10 road miles S of Ocotillo Wells on Split Mtn Rd. South of existing US Gypsum quarry area. 152 Comment
  RSA0044687  Eucrypta chrysanthemifolia var. bipinnatifida Jon P. Rebman, Mark Miller 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 and just N of the US/Mex border. 1220 Comment
  SD162627  Eucrypta chrysanthemifolia var. bipinnatifida Jon Rebman, Mark Miller 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
  SD115564  Eucrypta micrantha Duffie Clemons, Erik Jonsson 1983-4-5 437 Imperial [North of Skull Valley] Coyote Wells quad 182 Comment
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Oct 9 2010
  UCR48422  Eucrypta micrantha Steve Boyd 1986-2-6 1230 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
  SD140392  Eulobus californicus Jon P. Rebman, M. Howe 1997-4-5 3895 Imperial Jacumba Natural Area, east of Jacumba, In-Ko-Pah Mountains, region near Valley of the Moon. (IPB 10/07) 900 Comment
  SD242894  Eulobus californicus 1993-3-11 Imperial Shell Canyon Comment
  SDSU19588  Eulobus californicus Jonathan Schwartz, Michael G. Simpson 2010-3-20 4 Imperial About 100 feet east of the Carrizo Badlands Overlook monument area, Anza-Borrego Desert State Park. 377 Comment
  CAS-BOT-BC202523  Euphorbia Ira L. Wiggins 1957-3-24 14028 Imperial About 2 miles west of Plaster City along highway 80 Comment
  CAS-BOT-BC124144  Euphorbia abramsiana LeRoy Abrams 1904-6-1 4097 Imperial Heber. Imperial valley [location given as: Heber, Imperial (San Diego) Co.] Comment
  CAS-BOT-BC202383  Euphorbia abramsiana S. B. Parish 1912-10-19 8302 Imperial Salton Basin. Old beach east of Calexico 0 Comment
  UCR248090  Euphorbia abramsiana Duncan S. Bell 2012-11-11 4360 Imperial Sonoran (Colorado) Desert, Algodones Dunes, north section of dunes, c. 20 air miles northwest of the junction of Hwy 78 and the Southern Pacific Railroad tracks, and c. 16.5 air miles southeast of Niland 60 Comment
  RSA643599  Euphorbia eriantha J. P. Rebman, L. Renfro 1997-11-19 4753 Imperial Northwest of Yuma: east of Ogilby Road along Indian Pass Road at Chemgold Company's Imperial Project. Comment
  RSA697285  Euphorbia eriantha LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1240 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SD250487  Euphorbia eriantha A. C. Sanders, Jim Malusa 2015-9-8 41826 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, foot of west side of the Little Mule Mountains (Little Mule Mountains 7.5'Q) 355 Comment
  SD250725  Euphorbia eriantha Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28702 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
  UC669267  Euphorbia eriantha Annie M. Alexander and Louise Kellogg 1941-3-9 1912 Imperial 16 mi N of Ogilby; Colorado Desert 246 Comment
  UCD142346  Euphorbia eriantha C. L. Hitchcock 1966-3-20 24302 Imperial About 15 mi. N. of Ogilby, along rd. to Blythe. Comment
  UCR264197  Euphorbia eriantha A. C. Sanders, Jim Malusa 2015-9-8 41826 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, foot of west side of the Little Mule Mountains 355 Comment
  UCR269763  Euphorbia eriantha A. C. Sanders, Jim Malusa 2016-3-17 42345 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
  UCR99983  Euphorbia eriantha B. G. Pitzer 1997-10-19 3326 Imperial Sonoran (Colorado) Desert, Ogilby Road (Hwy S34) where powerlines cross Hwy c. 1 mi south of Indian Pass Road 198 Comment
  SD126678  Euphorbia melanadenia Duffie Clemons, Erik Jonnson 1989-3-24 2206 Imperial Pinto Canyon, In-Ko-Pah quad Comment
  UCR245777  Euphorbia melanadenia Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4419 Imperial Peninsular Range, Jacumba Mountain; at the northwest base of Blue Angel Peak, c. 0.25 air mile north of U.S./Mexico border 1309 Comment
  SEINET3828057  Euphorbia micromera J. Mark Porter, O Mistretta & S Hobbs 2002-1 13393 Imperial Imperial Dunes Recreation Area ( Algodoned Dunes), ca 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  UCR245086  Euphorbia micromera A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40387 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
  SD190630  Euphorbia pediculifera Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3163 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  RSA682685  Euphorbia polycarpa Scott D. White, Michael Honer 2003-5-3 9178 Imperial Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mtns; south of the operating US Gypsum quarries. 152 Comment
  SD191895  Euphorbia polycarpa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14535 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
  SD201081  Euphorbia polycarpa Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-2 3134 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 29 (SP29), N of S-22, site ARIADS. 14 Comment
  UCD142699  Euphorbia polycarpa Robert F. Thorne; et al. 1977-11-26 50919 Imperial Colorado Desert: Near junction of Hwy. 18 and Obilby Rd., just E. of Algodones Dunes. Comment
  UCR107978  Euphorbia polycarpa Jon P. Rebman, Adrienne Russell 1997-9-6 4197 Imperial Yuha Desert, West of Plaster City, along Hwy S-80, north of Interstate 8. 20 Comment
  SD122404  Euphorbia setiloba Duffie Clemons, Erik Jonsson 1987-11-12 1897 Imperial Common in sandy soil, south slope of Palm Canyon Wash. (IPB 10/07) 259 Comment
  SD143923  Euphorbia setiloba G. K. Helmkamp, E. Helmkamp 1998-1-17 2554 Imperial Salton Sea ca. 2.0 miles northwest of Salton City at the end of Treadwell St. -60 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
  UCR103638  Euphorbia setiloba George K. Helmkamp, E. Helmkamp 1998-1-24 2603 Imperial Sonoran (Colorado) Desert, Ogilby Rd, 14.2 mi. south of the junction with Calif. Hwy 78, vicinity of Tumco Wash 183 Comment
  UCR212495  Euphorbia setiloba A. C. Sanders 2010-2-18 37268 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
  CDA39716  Eustoma exaltatum T. C. Fuller 1958-9-24 1393 -58 Imperial 2 miles south of Imperial Dam, Colorado River. 0 Comment
  UCD121420  Eustoma exaltatum subsp. exaltatum R. N. Raynor 1941-7-24 s.n. Imperial Ditchbank, El Centro. Comment
  CAS-BOT-BC167346  Fagonia laevis Roxana S. Ferris 1928-4-20 7160 Imperial Near Picacho Peak Comment
  CAS-BOT-BC167351  Fagonia laevis Marcus E. Jones 1926-1-22 s.n. Imperial Pilot Knob Comment
  POM303111  Fagonia laevis Philip A. Munz 1941-3-30 16599 Imperial Wash at Beales' Well Chocolate Mts. Comment
  RSA391173  Fagonia laevis L. H. Jones 1910-4-19 s.n. Imperial 8 miles below Picacho, Colorago River. Comment
  RSA516695  Fagonia laevis E. Lehto 1980-3-17 767 Imperial Southside of Pilot Knob; north of All American Canal. 73 Comment
  RSA782256  Fagonia laevis R. W. Spjut 2008-4-2 16238 Imperial Sonoran Desert. BLM: Chocolate Mts., Picacho Road north of Yuma, Arizona. 40 Comment
  SBBG23067  Fagonia laevis D. Myrick 1965-2-28 1049 Imperial rd to Picacho Peak Park, N of Yuma 60 Comment
  SD250547  Fagonia laevis Ellen Dean, Tom Starbuck, Margaret Starbuck 2010-4-8 5846 Imperial BLM Algodones Dunes Natural Area, east side of dunes. 6.0 miles north of Highway 78, along Kipf Rd. east and west side of road. 74 Comment
  SD6036  Fagonia laevis unknown 1916-4-30 Imperial Desert, near Mountain Springs (IPB 12/06) 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
  UC1302413  Fagonia laevis Robert F. Thorne and R. Rutherford 1964-4-11 33648 Imperial Araz Wash Cargo Muchacho Mts. (between Pasadena and Stud Mts.) 304 Comment
  UCR242075  Fagonia laevis A. C. Sanders, T. B. Salvato, Tim Thomas 2012-11-1 40502 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., west of N-S road north of BLM Rd 988, SW of Arroyo Seco, 5.4 km SW (230 deg. ) of Raineys Well 566 Comment
  POM91001  Fagonia laevis E. C. Jaeger 1925-12-22 s.n. Imperial Beals Well, Chocolate Mountains. 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
  SD114503  Fagonia pachyacantha Darley F. Howe 1941-3-22 1064 Imperial West part of Imperial Co. 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
  SD118897  Fagonia pachyacantha Duffie Clemons, Erik Jonsson 1986-3-8 1333 Imperial [North of Skull Valley] Occasional on dry rocky ridge, Yuha Desert; Coyote Wells quad. (IPB 10/07) 305 Comment
  SD250548  Fagonia pachyacantha A. C. Sanders, G. Helmkamp and P. MacKay 1995-3-12 16068 Imperial Salton Sink: Santa Rosa Mountains foothills, rocky slopes SE of VABM Oasis, ca. 1.0 mile NNW of Coolidge Springs. 24 Comment
  UCR269691  Festuca octoflora A. C. Sanders, Jim Malusa 2016-3-17 42332 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. at west side of Surveyors Pass 663 Comment
  UCR246539  Festuca octoflora var. hirtella Frank B. McMurry 1943-1 1369 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  POM160159  Filago depressa E. C. Jaeger 1927-3-23 s.n. Imperial Coyote Wells Comment
  JEPS19993  Fimbristylis vahlii S. B. Parish 1912-10-21 8375 Imperial Ft. Yuma Colorado River Comment
  RSA0121529  Fimbristylis vahlii S. B. Parish 1903-10-21 8375 Imperial Colorado River, Fort Yuma. Comment
  RSA182255  Fouquieria splendens James Henrickson 1964-1-29 1882 Imperial Between Wiley Wells and Ocotillo Wells 12.4 miles W of Wiley Well. 1 mile SW of Riverside-Imperial Co. Comment
  RSA230833  Fouquieria splendens Robert F. Thorne 1963-5-23 31847 Imperial 4 miles NW of Ocotillo just outside limits of Anza-Borrego Desert State Park Comment
  UCR241296  Fouquieria splendens A. C. Sanders, Fred M. Roberts, T. B. Salvato 2013-5-2 40827 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco, 2.6 km SE (115 deg. ) of where it crosses old Niland-Blythe Rd., 3.3 km SW (339 deg. ) of Raineys Well 600 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
  SD191921  Fouquieria splendens subsp. splendens Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14424 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
  SD200023  Fouquieria splendens subsp. splendens Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16526 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
  SD211417  Fouquieria splendens subsp. splendens Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18888 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
  SD142865  Fremontodendron californicum subsp. californicum Jon P. Rebman, Mike Simpson 1997-5-29 4151 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cave area, south of Mountain Spring, along US/Mexican border. (IPB 10/07) 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
  HSC3321  Funastrum cynanchoides var. hartwegii C. L. Hitchcock 1966-3-20 24288 Imperial 15 mi. N of Ogilby, along road to Blythe. Comment
  UCR264756  Funastrum cynanchoides var. hartwegii Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-24 28760 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
  RSA681193  Funastrum hirtellum Scott D. White, Michael Honer 2003-3-28 8879 Imperial 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 gypsym mining. 152 Comment
  UCR240034  Funastrum hirtellum A. C. Sanders, Mitch Provance 2012-10-19 40447 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
  UCR242071  Funastrum hirtellum A. C. Sanders, T. B. Salvato, Tim Thomas 2012-10-31 40488 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., Arroyo Seco, SW of Graham Pass, 3.3 km SW (242 deg. ) of Raineys Well, W of BLM Rd. 552 between rds. 620 & 988 566 Comment
  UCR266734  Funastrum hirtellum A. C. Sanders, J. Malusa 2016-1-22 41960 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range 412 Comment
  UCR245062  Galium angustifolium subsp. angustifolium Jon P. Rebman, Michael Simpson 1997-5-29 4141 Imperial Sonoran (Colorado) Desert, Jacumba Natural/Wilderness Area, In-Ko-Pah Mountains, Smuggler's Cave area south of Mountain Spring; along US/Mexican border 1137 Comment
  SEINET7940237  Galium stellatum subsp. eremicum Duncan S. Bell, Kim Clark, Bob Ellis, Tanner harris, John Krapek, Shane Oaks, Tom Persons, et al. 2012-1 3287 Imperial Collecting between the I-8 split about a mile east of Mountain Spring. (In-Ko-Pah Gorge). 663 Comment
  UCR256890  Galium stellatum subsp. eremicum Duncan S. Bell 2012-3-23 3249 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, Boulder Creek c. 3 miles north of the U.S./Mexico border 582 Comment
  JEPS7835  Galium stellatum var. eremicum W. L. Jepson 1927-4-17 11767 Imperial Myer's Creek Bridge Mountain Springs grade (foot of grade) 243 Comment
  SDSU9334  Galium stellatum var. eremicum H. Wedberg 1966-3-26 1134 Imperial About 8.0 miles from Jacumba on the road to El Centro. 610 Comment
  CAS-BOT-BC303538  Geraea canescens Ira L. Wiggins 1937-2-25 8615 Imperial Picacho Wash, 0.7 mile N of All-American Canal Spillway Comment
  CAS-BOT-BC303546  Geraea canescens D. W. Kyhos 1962-2-17 62 -3 Imperial Junction of US Highway 78 with US Highway 99 Comment
  CDA5431  Geraea canescens H. L. Wilson 1958-2-18 496 Imperial Signal Mountain [Mount Signal], southwest of El Centro. 0 Comment
  OBI76770  Geraea canescens James M. Andre, G. L. Clifton 2011-2-21 15885 Imperial Borrego Desert; growing on rd cut along Hwy S-22 23 mi E of Borrego Springs, approx 5 mi W of Hwy 86 (Salton City) 71 Comment
  POM156232  Geraea canescens L. R. Abrams 1903-3-28 3153 Imperial Calexico. Imperial Valley. Comment
  POM21391  Geraea canescens E. A. McGregor 1919-4-25 s.n. Imperial Holtwille. Comment
  POM358646  Geraea canescens N. C. Cooper 1949-3-15 3023 Imperial West of Salton Sea -61 Comment
  SD191802  Geraea canescens Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14440 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
  SD191804  Geraea canescens Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14504 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Grave Wash, Site LARTRI in arroyo bottom and surrounding embankments -31 Comment
  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
  SEINET3386977 Image available Geraea canescens Loraine Yeatts 1988-3-9 1595 Imperial 7.5' Imperial Res., Az. Colorado R. at Imperial Dam; Sonoran Desertscrub; Lower Colorado Subdivision. 91 Comment
  SEINET7989228  Geraea canescens Jon P. Rebman 1998-3-22 4944 Imperial California EUA, NW of Yuma, AZ; N end of Cargo Muchacho Mountains 240 Comment
  UC64803  Geraea canescens E. E. Schellenger 1904-11-10 11 Imperial Palo Verde Colorado Desert, Palo Verde Comment
  UC895508  Geraea canescens Geo. D. Abrams 1902-6-1 Imperial 5 mi se Imperial Comment
  UCD132582  Geraea canescens C. L. Hitchcock; C. V. Muhlick 1962-3-18 22233 Imperial at east edge of Chocolate Mountains, 9.3 miles east of Glamis, on road to Blythe. 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
  PASA794  Gilia latifolia 3/28 Imperial 1st grade west of El Centro Comment
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Sep 3 2016
  UC1302261  Gilia latifolia Robert F. Thorne and R. Rutherford 1964-4-11 33620 Imperial between Pasadena and St<?>ud Mts. (Araz Wash); Cargo Muchaco Mts., Araz Wash 304 Comment
  CDA18520  Gilia stellata Frank B. McMurry, Hrusa 6-2015 1943-1 1321 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  RSA657543  Gilia stellata R. Spellenberg 2001-3-22 13171 Imperial E base of Tinajas Atlas Mts. at the Tinajas Atlas. 370 Comment
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Jan 28 2014
  RSA71803  Gilia stellata F. W. Peirson 1927-4-16 7217 Imperial Foot of Mountain Springs Grade, Western Imperial County Comment
  SD114224  Gilia stellata Darley F. Howe 1958-3-30 2591 Imperial 2.0 miles below 2000 foot level on Mt. Springs Grade. Comment
  SD161380  Gilia stellata Jon Rebman, Jim Rocks 2005-2-10 10938 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
  UC501441  Gilia stellata Frank W. Peirson 1932-3-22 9803 Imperial Midway Well Midway Well (eastern Imperial County) 152 Comment
  UCR265875  Gilia stellata Mitch Provance 2008-3-15 10106 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  CAS-BOT-BC308502  Gutierrezia sarothrae Meredith A. Lane 1982-10-11 3016 Imperial 55.5 km (34.5 mi) W of El Centro on Interstate 8 335 Comment
  UCD132804  Helianthus annuus P. B. Kennedy 1924-2-18 s.n. Imperial Imperial Valley. Comment
  UCR108063  Helianthus annuus Jon P. Rebman, Maggie Loy 1996-10-25 3709 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Calexico, along US/Mexico border 50 Comment
  UCSB12286  Helianthus annuus Corfman, Nancy 1961-3-4 Imperial 10 miles west of Calexico on Highway 98 by Woodbine Canal, Lateral 7, at cross roads 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
  UC1731292  Helianthus niveus subsp. tephrodes Dean W. Taylor 1996-10-24 15904 Imperial 20 miles E of Brawley on Highway 78, 1 mile north of BLM area visitor station, Sonoran Desert, Algodones Dunes. 106 Comment
  UC669218  Helianthus niveus subsp. tephrodes Annie M. Alexander and Louise Kellogg 1941-3-13 1933 Imperial small sand dunes w Yuma; Colorado Desert Comment
  UCR242711  Helianthus niveus subsp. tephrodes Amber Swanson, M. Biabani 2011-3-8 190 Imperial Western Colorado Desert, Algodones Dunes, open area north of wilderness area 80 Comment
  UC551822  Heliotropium curassavicum F. R. Fosberg 1932-3-31 10598 Imperial Holtville Comment
  SD262232  Heliotropium curassavicum var. oculatum Onkar Sing, B. Huttar 2015-3-18 5114 Imperial Sonoran Desert, Imperial Valley, Naval Air Facility El Centro, southeast corner of Parachute Drop Test Range, ca. 10 Km NE of Plaster City. -10 Comment
  UCD119436  Heliotropium curassavicum var. oculatum D. W. Ragsdale 1957-6-5 12 Imperial Bard Valley. Comment
  RSA377044  Hesperocallis undulata George R. Johnstone 1930-4-25 s.n. Imperial Near Holtville. Comment
  RSA377046  Hesperocallis undulata H. de Forest, Jack Rempel 1932-12-19 s.n. Imperial Near Kane Springs. Comment
  SBBG25126  Hesperocallis undulata D. Myrick 1966-4-4 1350 Imperial Hwy 78 between Brawley and Glamis Comment
  SD175109  Hesperocallis undulata Amadeo M. Rea 1992-3-18 1896 Imperial Across from Brock Road/Research Center, south of Interstate 8 Comment
  UCSB12185  Hesperocallis undulata Breedlove, Dennis 1962-3-10 Imperial northeast end of Coyote Wells; at junction of road to Borrego Desert State Park and U.S. 80 121 Comment
  UCSB12276  Hesperocallis undulata Tarwater, Shirley 1961-3-4 Imperial 12 miles West of Calexico, 1 mile from West Side Main Canal; on Hwy 89 Comment
  CAS-BOT-BC508250  Hesperocallis undulata J. E. Leach 1917-4-1 853 Imperial Westmoreland Comment
  CAS-BOT-BC508669  Hesperocallis undulata H. S. Gentry 1933-3-20 s.n. Imperial Westmoreland Comment
  UCD85323  Heteropogon contortus T. C. Fuller 1969-10-22 19014 Imperial ca. 1 mi. w. of the Army Rd., ca. 6 mi. s. of Wiley Well in n.e. Imperial County. Comment
  CAS-BOT-BC203337  Hibiscus denudatus Annie M. Alexander; Louise Kellogg 1941-5-28 2250 Imperial Colorado Desert. Palo Verde Mountains 213 Comment
  CDA14626  Hibiscus denudatus G. D. Barbe, Horace Burke, Wm. Cross, E. L. Sleeper, T. N. Seeno 1983-4-14 4078 Imperial 14.3 miles south of Hwy 78 on Ogilby Road (county road S34) at Tumco junction. 0 Comment
  POM49773  Hibiscus denudatus Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. 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
  SEINET3108170  Hibiscus denudatus Sears 1978-3-15 775 Imperial 1 mi N of Ogilby, 2 mi down Desert Rat Trailer Park Rd; Runnel-Interfluve system Wside of Cargo Muchacho Mts. 152 Comment
  UC1765902  Hibiscus denudatus Jan Gish 1980-3-27 784 Imperial E of Cargo Muchacho Mts. Transect 60. 170 Comment
  UCR260272  Hibiscus denudatus A. C. Sanders, Jim Malusa 2015-3-7 41314 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR269531  Hibiscus denudatus A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42051 Imperial Sonoran (Colorado) Desert, tributary canyon of Mammoth Wash, 0.64 km SW (201 deg. ) of Hayden Well, Chocolate Mountains 250 Comment
  UCR41766  Hibiscus denudatus A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6245 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
  UCR48445  Hibiscus denudatus Steve Boyd 1986-2-6 1234 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
  SD191740  Hilaria rigida Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14387 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
  SD200289  Hilaria rigida Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16585 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
  SD27703  Hilaria rigida Allan Keller 1940-3-16 207 Imperial On road to Painted Gorge Comment
  SD48474  Hilaria rigida E. K. Balls, P. C. Everett 1958-3-20 22925 Imperial 3.7 mi. n. of Ogilby on road to Blythe 152 Comment
  SD49301  Hilaria rigida Reid Moran 1958-3-5 6517 Imperial Pinto Wash 74 Comment
  SD91990  Hilaria rigida Richard C. Schwenkmeyer 1975-3-1 Imperial East side of Fish Creek Mountains 120 Comment
  SEINET13311263  Hilaria rigida A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41904 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range. 441 Comment
  SEINET192278 Image available Hilaria rigida I. L. Wiggins 1941-3-24 9612 Imperial 6 mi NE of Niland on rd to Beal Well Comment
  UCR264802  Hilaria rigida Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-24 28763 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, SW of Palo Verde, on the rocky slopes and canyons just east of old Palo Verde Road, north of Milpitas Wash and west of Hwy 78 205 Comment
  UCR107992  Hoffmannseggia glauca Jon P. Rebman, Adrienne Russell 1997-9-6 4189 Imperial Sonoran Desert, N of Holtville, along Holt Road at Hartshorn Road (Perry's Corner). 20 Comment
  UCR41576  Hoffmannseggia glauca A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, W. W. Wright 1986-3-10 6262 Imperial Sonoran (Colorado) Desert, Crucifixion Thorn Preserve, 7.9 mi east of Hwy junction at Ocotillo on Hwy 98, and 0.4 mi west of Coyote Road 107 Comment
  SD125095  Hoffmannseggia microphylla Steven P. McLaughlin, Janice E. Bowers 1985-3-7 2909 Imperial Palo Verde Mountains, rocky slopes along Palo Verde Road, 5.1 miles north of Milpitas Wash Road 182 Comment
  SD16596  Hoffmannseggia microphylla Allan Keller 1937-3-13 Imperial Painted Gorge Comment
  UCD105858  Hoffmannseggia microphylla Donald Myrick 1968-3-1 1781 Imperial At base of Fish Creek Mountains, 15 miles south of Ocotillo Wells along Gypsum Mine Railroad. 30 Comment
  UCD85685  Hordeum jubatum subsp. intermedium A. A. Beetle 1942-4-23 3185 Imperial Near Holtsville. Comment
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Sep 11 2016
  UC1784040  Hordeum murinum subsp. glaucum John R. Reeder and Charlotte G. Reeder 1988-3-9 8246 Imperial 5 km SE of Imperial-Riverside County line along Route 111; near Salton Sea -60 Comment
  POM184240  Horsfordia alata P. A. Munz, C. L. Hitchcock 1932-4-6 12167 Imperial 20 miles NE of Ogilby. Comment
  SD124712  Horsfordia newberryi A. C. Sanders, Pitzer,Weir,Charlton,Kniffen,Bramlett 1986-3-9 6202 Imperial Coyote Mountains, Fossil Canyon, on shell Canyon Road, 3.3 miles north of Imperial Highway (S-2) at Ocotillo, at wash edge. (IPB 10/07) 305 Comment
  SD161389  Horsfordia newberryi Jon Rebman, Jim Rocks 2005-2-10 10958 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
  UCR101083  Horsfordia newberryi George K. Helmkamp, E. A. Helmkamp 1998-3-19 2959 Imperial Sonoran (Colorado) Desert, Little Picacho Wash along Picacho Rd, 2.5 mi. south of Picacho State Recreation Area 152 Comment
  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
  CDA1448  Hydrilla verticillata J. L. Johnson, Lew Davis 1977-7-7 Imperial All American Canal at Calexico. 0 Comment
  CLARK-A1528-1003  Hymenoxys odorata John C. Roos 1949-4-8 4199 Imperial 60 Comment
  UC64817  Hymenoxys odorata E. E. Schellenger 1904-11-1 10 Imperial Palo Verde Comment
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Mar 3 2008
  CAS-BOT-BC219723  Hyptis emoryi Ira L. Wiggins 1941-3-25 9630 Imperial Beal Well, Chocolate Mountains Comment
  CAS-BOT-BC219724  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
  RSA48430  Hyptis emoryi E. K. Balls 1949-4-3 12914 Imperial Gentle slopes 8 miles along road from Niland to Blythe, Colorado desert. 152 Comment
  RSA651636  Hyptis emoryi J. Doty 1969-3-8 576 Imperial Vallectio Wash; 1 mi. north of Imperial Rd., 1 mi. from the eastern boundary of Anza-Borrego Desert State Park. 244 Comment
  SD191936  Hyptis emoryi Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14465 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
  SD243928  Hyptis emoryi Donald Hazlett 1993-3-13 6814 Imperial 3 mi. S of Ocotillo, in Davies Canyon 182 Comment
  SD73534  Hyptis emoryi Helen Witham 1940-3-1 681 Imperial Pinto Wash 299 Comment
  UC665798  Hyptis emoryi Ira L. Wiggins 1941-3-25 9630 Imperial Beal Well; Chocolate Mountains Comment
  UCR133880  Hyptis emoryi June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Fossil Canyon, Coyote Mountains 366 Comment
  UCR200263  Hyptis emoryi J. M. Porter, Orlando Mistretta 2003-6-5 13624 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast 412 Comment
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Jan 23 2012
  UCR202850  Hyptis emoryi Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3203 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, south side of the Colorado River, and north of main access road 63 Comment
  UCR246550  Hyptis emoryi Frank B. McMurry 1943-1 1285 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  UCR249842  Hyptis emoryi T. B. Salvato, Fred M. Roberts, Tim Thomas 2013-3-14 7339 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 6.6 km west-southwest of Rainey Well 595 Comment
  UCR33531  Hyptis emoryi Sears 1978-3-14 727 Imperial Sonoran (Colorado) Desert, 3.5 mi. south of Picacho in Little Picacho Wash 137 Comment
  UCD124914  Hyptis emoryi James B. Garner 1958-12-8 398 Imperial location unknown. Comment
  SEINET3241801  Ipomoea triloba A. C. Sanders 1988-1 8743 Imperial Imperial Valley between Brawley and Westmorland, E side of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal crossing, 1.6 miles NW of the New River crossing at Brawley -34 Comment
  RSA332560  Ipomoea triloba A. Kishaba 1983-11-8 s.n. Imperial Imperial Valley, at the intersection of Pound and Rosenthal Roads, near Niland. -37 Comment
  SD115625  Ipomopsis tenuifolia Duffie Clemons, Erik Jonsson 1983-5-14 577 Imperial On south-facing slope of DG [decomposed granite], In-Ko-Pah Mountains, south of Highway I-8. (IPB 10/07) 1170 Comment
  CAS-BOT-BC311596  Isocoma acradenia var. eremophila L. R. Abrams 1906-12-30 4995 Imperial Calexico Comment
  SD200326  Isocoma acradenia var. eremophila Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16748 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
  UCR33547  Isocoma acradenia var. eremophila Sears 1977-10-13 S 598 Imperial Sonoran (Colorado) Desert, Imperial Valley, 4 mi east of Brawley, beside Alamo River -41 Comment
  SD531  Juncus acutus Unknown Oct 1917 20 45 Imperial Mountain Springs. Comment
  SD156566  Juncus acutus subsp. leopoldii Steven P. McLaughlin 1986-3-17 3237 Imperial Edge of Colorado River just north of Imperial Dam. Comment
  RSA368193  Juncus cooperi F. J. Smiley 1924-4-16 s.n. Imperial Shore of Salton Sea Comment
  RSA442402  Juncus cooperi H. S. Gentry 1936-1 2157 Imperial 17 Palms. West Side of Colorado Desert -30 Comment
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Nov 8 2010
  RSA713333  Juncus cooperi A. C. Sanders, E. J. Lawlor, Don Pendleton, C. L. Sanders 1992-3-21 12083 Imperial Imperial Valley: Frink Spring, north of Hwy 111 and east of Frink Rd. -10 Comment
  UC1101079  Juncus torreyi Malcolm A. Nobs and S. Galen Smith 1948-9-4 523 Imperial 5 mi n Westmoreland; Imperial Valley, National Waterfowl Refuge Comment
  POM281958  Juniperus californica Lyman Benson 1933-4-1 4254 Imperial US 80, Grade to Mt Springs. Mt. Range Cuyamaca. Salton Sea Watershed. 610 Comment
  SD46  Juniperus californica Fidella G. Woodcock 1927-1 Imperial Boulder Park, near the Colorado Desert Comment
  CAS-BOT-BC234562  Justicia californica E. A. McGregor 1917-4-1 827 Imperial Colorado Desert, Coyote Wells Comment
  CDA42167  Justicia californica Ashley Browne 1953-1-21 s.n. Imperial Foot of In-Ko-Pa grade, 32 miles west of El Centro. 0 Comment
  RSA0024634  Justicia californica Jim Andre 2013-3-4 23844 Imperial Along Highway 78, south of Palo Verde Mtns. at Milpitas Wash. 216 Comment
  RSA2148  Justicia californica Carl B. Wolf 1931-3-14 1889 Imperial Colorado Desert, 5 mi. W of Coyote Wells on road to Mountain Springs. 152 Comment
  RSA523578  Justicia californica L. M. Newlon 1922-4-1 383 Imperial Grade E. of Mountain Springs. Comment
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Sep 24 2008
  SD190591  Justicia californica Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3213 Imperial Picacho State Recreation Area. Bear Canyon, near dry fall and plunge pool. ca. 1.5 miles SW of Colorado River. 266 Comment
  SD242663  Justicia californica Donald L. Hazlett 1993-3-13 6818 Imperial 3 mi. S of Ocotillo, in Davies Canyon 182 Comment
  SEINET2163466 Image available Justicia californica Noel H. Holmgren, Patricia K. Holmgren 1974-3-29 7552 Imperial Jacumba Mountain, 3 airline miles southwest of Ocotillo 270 Comment
  POM197095  Justicia californica H. E. Parks, S. T. Parks 1929-02 381 Imperial Imperial Co. 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
  RSA518308  Koeberlinia spinosa A. C. Sanders 1989-9-26 9517 Imperial Chocolate Mountains Aerial Gunnery Range, 5.5 miles west of the eastern base boundry (at the end of Dietz Rd.) on the road to Pegleg Well. 400 Comment
  RSA0114707  Koeberlinia spinosa subsp. tenuispina A. C. Sanders, Jim Malusa 2016-3-7 42119 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, dirt road from E.O.D. Camp Burt (off intersection of Dietz Rd. & Skyline Dr.) toward target Invader, c. 6 km NW of Blue Mountain. 400 Comment
  SEINET13310626  Koeberlinia spinosa subsp. tenuispina A. C. Sanders, Jim Malusa 2015-9-8 Imperial Sonoran (Colorado) Desert: south foot of the Little Mule Mountains, near E.O.D. Camp Burt, c. 3.5 km west of Skyline Rd., SW of isolated volcanic hill . 348 Comment
  UCR58349  Koeberlinia spinosa subsp. tenuispina A. C. Sanders 1989-9-26 9517 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 5.5 miles west of the eastern base boundary (at the end of Dietz Road) on the road to Pegleg Well 375 Comment
  UCR249512  Koeberlinia spinosa var. tenuispina T. B. Salvato, Tim Thomas 2013-3-7 7278 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.9 km south of Rainey Well, and c. 20 ft north of powerline road 526 Comment
  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
  OBI52795  Krameria bicolor Larry Kelly 1988-3-24 16 Imperial Along Imperial hwy (S-2) in Ocatillo ca. .5 mi N of I-8 Comment
  SD191935  Krameria bicolor Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14513 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Grave Wash, Site CERFLO in arroyo bottom and surrounding embankments -14 Comment
  SD243927  Krameria bicolor Donald Hazlett 1993-3-13 6747 Imperial 2 mi S of Ocotillo 152 Comment
  SDSU6890  Krameria bicolor Robyn Garcia, M. 1987-3-28 Imperial I8, ca. .5 miles of, Myer Valley. Comment
  CAS-BOT-BC45997  Krameria erecta Roxana S. Ferris 1928-4-21 7172 Imperial on the Glamis to Midway Well Road Comment
  POM194918  Krameria erecta Roxana S. Ferris 1928-4-21 7172 Imperial Between Glamis and Midway Well. Comment
  SD250744  Krameria erecta Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28772 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
  SEINET12805632  Krameria erecta Chris Dietrich, M. Merello, H. Schmidt 1994-1 36 Imperial 12.5 miles north of Interstate 8, off Ogilby Road, .5 miles east on Hayduke Mine Road. A278 BLM land, desert access guide map #21, 195 Comment
  JEPS101831  Krameria grayi Dean W. Taylor 1998-5-12 16395 Imperial vicinity of Felicity (ca 3 road miles E of Colorado River on Interstate 8), near the Pilot Knob Substation 85 Comment
  UCR236281  Krameria grayi Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18858 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
  UCR85403  Langloisia schottii John Wear, Tish Bennett, Nathan Moorhatch 1995-4-28 s.n. Imperial Sonoran Desert, Fish Creek Mtns, U.S. Gypsum mine 152 Comment
  UCR279073  Langloisia setosissima subsp. setosissima A. C. Sanders, Jim Malusa 2017-3-11 42817 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
  CAS-BOT-BC171062  Larrea tridentata Ira L. Wiggins 1937-2-25 8614 Imperial Picacho Wash, 0.7 mi. north of All-American Canal Spillway Comment
  CAS-BOT-BC171074  Larrea tridentata E. A. McGregor 1917-4-17 861 Imperial Holtville, Salton Sink Comment
  CAS-BOT-BC171082  Larrea tridentata Elmer I. Applegate 1910-4-8 3330 Imperial Southwest corner of the Oakley ranch, bank of New River, Brawley Comment
  LA209855  Larrea tridentata F. R. Fosberg; 1932-3-31 7768 Imperial 10 mi. E Holtville Comment
  LA209856  Larrea tridentata Martha Hilend; 1930-4-19 424 Imperial Colorado River Basin, 5 mi. N of Laguna Dam Comment
  POM195053  Larrea tridentata Roxana S. Ferris 1928-4-20 7185 Imperial Glamis-Blythe Road about 12 mi. South of Midway Well. Comment
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Oct 23 2011
  RSA302502  Larrea tridentata Robert F. Thorne 1977-11-25 50897 Imperial 15 miles N of Yuma along Picacho Rd. (perhaps Senator Wash.) 76 Comment
  RSA720430  Larrea tridentata Lyman D. Benson 1961-7-4 16098 Imperial Just e of the sand dunes W of Yuma on US 80 30 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
  SD173015  Larrea tridentata Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-18 1730 Imperial Palm Wash, California State Lands Commission property. Approx. 0.70 air mi. north of hwy. S-22 (Borrego-Salton Seaway) and 5.6 mi. southwest from hwy. 86. T10s, R9e, Sec. 20. 73 Comment
  SD255296  Larrea tridentata B. Crampton 1962-5-23 6457 Imperial 7-8 miles west of Coyote Wells, US Hwy. 80, Jacumba Mtns. 305 Comment
  SDSU11496  Larrea tridentata H. Wedberg 1966-3-26 1151 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, 0.1 mile south of San Diego County. 274 Comment
  SDSU11501  Larrea tridentata Greg Snyder 1962-3-31 Imperial 75 yards south of the Brawley-Glamis road where it crosses the All American Canal; easter border of Imperial County Comment
  SDSU12257  Larrea tridentata Jeremy Mass 2000-4-20 3 Imperial East on Interstate 8 to the Gordons Well exit. Located on the north side of the freeway in the flats. 7 Comment
  SEINET2065367 Image available Larrea tridentata Jon Rebman, Maggie Loy 1996-10-27 3770 Imperial North of Glamis: Algodones Dunes 60 Comment
  SEINET4560452  Larrea tridentata R. Laport 2010-1 CA-F- 476 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
  SEINET4560473  Larrea tridentata R. Laport 2010-1 T 2 Q2-1302 Imperial 1 km W of pulloff on Hwy 86 at ~7 km N of Jct between Hwy 78 and Hwy 86, -1 Comment
  SEINET4560820  Larrea tridentata R. Laport 2010-1 CA- 636 Imperial 12 km W of Glamis, CA, N side of Hwy 78, adjacent to irrigation canal, sandy dunes on W flank of Algodones Dunes 40 Comment
  SEINET4561012  Larrea tridentata R. Laport 2010-1 T 3 Q2-765 Imperial 8.5km N of Glamis on gravel Ted Kipf Rd., W side of road, on rocky "desert pavement" on E flank of Algodones Dunes. 80 Comment
  SEINET4561022  Larrea tridentata R. Laport 2010-1 T 2 Q4-1409 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
  SEINET4691411  Larrea tridentata R. Laport 2010-1 CA-K- 646 Imperial 1 km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E flank of Algodones Dunes 124 Comment
  SEINET4691489  Larrea tridentata R. Laport 2010-1 T 3 Q1-1611 Imperial 20km E of Brawley on Hwy 78, gravel turnoff on N side of Hwy, sandy dunes at W edge of Algodones Dunes. 16 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
  SEINET4691537  Larrea tridentata R. Laport 2010-1 T 3 Q1-1610 Imperial 20km E of Brawley on Hwy 78, gravel turnoff on N side of Hwy, sandy dunes at W edge of Algodones Dunes. 13 Comment
  SEINET4691548  Larrea tridentata R. Laport 2010-1 T 3 Q3-1711 Imperial 5km S on gravel Vista Mine Rd. at ~9.5km E of Glamis on Hwy 78, on E side of road at fork. 148 Comment
  SEINET4691585  Larrea tridentata R. Laport 2010-1 T 3 Q2-759 Imperial 8.5 km N of Glamis on gravel Ted Kipf Rd., W side of road, on rocky "desert pavement" on E flank of Algodones Dunes 78 Comment
  SEINET4691611  Larrea tridentata R. Laport 2010-1 CA-I- 875 Imperial 14 km N of I-8 on E side of Ogilby Rd., just past the turn off for Gold Rocks Ranch. 172 Comment
  SEINET4691620  Larrea tridentata R. Laport 2010-1 T 4 Q1-1757 Imperial 3.5 km N on poorly defined sand road from campgrounds/recreation area adjacent to Coachella Canal at the Gordons Wells exit from I-8 sparse vegetation 46 Comment
  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
  SEINET4691659  Larrea tridentata R. Laport 2010-1 T 3 Q2-756 Imperial 8.5 km N of Glamis on gravel Ted Kipf Rd., W side of road, on rocky "desert pavement" on E flank of Algodones Dunes 78 Comment
  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
  UC452609  Larrea tridentata Joseph Grinnell 1910-4-19 Imperial 8 mi e Picacho; Colorado River Comment
  UCR123890  Larrea tridentata Steven R. Hill, K. Kramer 2001-4-27 33485 Imperial Sonoran (Colorado) Desert, California Route 86/78, W side of road, near Kane Spring, 0.6 mi SE of the U.S. Border Patrol Station at San Felipe Wash bridge. About 3.3 mi SW of the Salton Sea margin -52 Comment
  UCR264798  Larrea tridentata Jon P. Rebman, J. LaGrange, Warren Schmidtmann 2014-9-24 28708 Imperial Sonoran (Colorado) Desert, northeast of the Algodonnes Dunes, along Ogilby Road (S34) between I-8 and Hwy 78, in wash just south of Indian Pass Road 190 Comment
  UCR278762  Larrea tridentata Onkar Singh, B. Huttar 2015-3-16 5096 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro Target 103, c. 12 km NNW of Plaster City 35 Comment
  UCR41575  Larrea tridentata A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6263 Imperial Sonoran (Colorado) Desert, Crucifixion Thorn Preserve, 7.9 mi east of Hwy junction at Ocotillo on Hwy 98, and 0.4 mi west of Coyote Road 107 Comment
  UCR48446  Larrea tridentata Steve Boyd 1986-2-6 1235 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  CAS-BOT-BC171073  Larrea tridentata E. A. McGregor 1917-6-9 1019 Imperial Government Well - Colorado Desert Comment
  RSA683877  Lasthenia californica J. P. Rebman 2001-3-14 7120 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  UC1787528  Lasthenia californica Jon P. Rebman 2001-3-14 7120 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  UCR153098  Lasthenia gracilis Jon P. Rebman 2001-3-14 7120 Imperial Peninsular Ranges/ Cuyamaca-Laguna Mtns, Jacumba Natural Area, In-ko-pah Mtns 975 Comment
  SD250469  Lepidium coronopus Paul Deol 2008-6-23 Imperial El Centro Comment
  UCD115337  Lepidium coronopus G. D. Barbe 1983-4-13 4054 Imperial Ash 211, west of Holtville, 1 mile north of county road S80 on Meloland Road. Comment
  CAS-BOT-BC126730  Lepidium lasiocarpum A. C. Sanders 2010-2-18 37267 Imperial Sonoran (Colorado) Desert; Salton Trough: SW side of Hwy 111 at Niland Marina Rd., Salton Sea, at near Frink bench mark -51 Comment
  CAS-BOT-BC89540  Lepidium lasiocarpum E. A. McGregor 1917-3-17 757 Imperial Colorado Desert. 20 miles west of Salton Sea. Comment
  SD191873  Lepidium lasiocarpum subsp. lasiocarpum Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14463 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
  JEPS53668  Lepidium lasiocarpum var. lasiocarpum W. L. Jepson 1927-4-16 11757 Imperial plain e Coyote Wells; Colorado Desert 60 Comment
  SBBG35587  Lepidium lasiocarpum var. lasiocarpum D. Myrick 1966-4-4 1362 Imperial Vincent Ranch, off Hwy 78 ca. 25 mi NE of Glamis; Chocolate Mtns Comment
  CAS-BOT-BC13040  Lepidium virginicum var. menziesii E. A. McGregor 1916-8-28 119 Imperial Live Oak Springs. Laguna Mountains. 914 Comment
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Nov 10 2017
  CAS-BOT-BC274030  Leptochloa fusca subsp. uninervia Peter H. Raven 1961-10-8 16838 Imperial Banks of canal on western outskirts of El Centro -12 Comment
  POM352726  Leptochloa fusca subsp. uninervia S. B. Parish 1912-10-13 8243 Imperial Haltville, [Holtville] -5 Comment
  UCD64013  Leptochloa fusca subsp. uninervia Peter H. Raven 1961-10-8 16838 Imperial banks of canal on western outskirts of El Centro. -12 Comment
  UCD64073  Leptochloa fusca subsp. uninervia C. R. Hursh 1919-11-25 3381 Imperial Meloland, Exp. Station. Comment
  UCR264782  Leptochloa panicea subsp. brachiata Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-24 28762 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
  POM156705  Leptochloa panicea subsp. mucronata Le Roy Abrams 1903-7-28 4001 Imperial Calexico, Imperial Valley. Comment
  UCR108070  Leptochloa uninervia Jon P. Rebman, Maggie Loy 1996-10-25 3718 Imperial Sonoran (Colorado) Desert, South of Seeley, at Fig Lagoon -15 Comment
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Sep 26 2012
  UCR138350  Leptodactylon pungens Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6560 Imperial Inkopah Mtns, Jacumba Wilderness Area 1000 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
  POM38492  Linanthus jonesii A. M. Alexander, Louise Kellogg 1941-3-21 1988 Imperial Chocolate Mountains,Imperial Co, Beal Well Basin. 410 Comment
  RSA0031427  Linanthus jonesii Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren 2013-3-9 4476 Imperial Chocolate Mountains; along the Colorado River, near trailer park approximately 1.7 air miles southwest of Imperial Dam. 62 Comment
  UC669272  Linanthus jonesii Annie M. Alexander and Louise Kellogg 1941-3-20 1974 Imperial Beal Well Basin Colorado Desert, Chocolate Mountains 410 Comment
  UCR48424  Linanthus jonesii Steve Boyd 1986-2-6 1213 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
  SD144356  Linanthus pungens Jon P. Rebman, Melanie Howe 1997-4-5 3928 Imperial Jacumba Natural Area: E of Jacumba and SE of Inkopah: Smuggler's Cave area 900 Comment
  SD173065  Loeseliastrum matthewsii Larry Hendrickson, L. Louise Jee 2005-4-27 2122 Imperial Grave Wash, approximately 3.0 air miles west of Highway 86 and 2.5 air miles north of Highway S-22 (Borrego-Salton Seaway), margin of wash at base of mudhills. (IPB 10/07) 36 Comment
  JEPS69800  Loeseliastrum schottii W. L. Jepson 1927-4-17 11761 Imperial foot of Mountain Springs Grade Myers Creek Bridge 243 Comment
  RSA172233  Loeseliastrum schottii Robert L. Rutherford 1964-4-11 33613 Imperial Just E of Coachella Canal, ca. 8 miles W of Glamis. Comment
  SD144355  Loeseliastrum schottii Jon P. Rebman, Melanie Howe 1997-4-5 3901 Imperial Jacumba Natural Area: E of Jacumba and SE of Inkopah: Smuggler's Cave area 900 Comment
  SDSU3202  Loeseliastrum schottii H. Wedberg 1966-3-26 1177 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, 0.1 mi. S of San Diego Co. 274 Comment
  UC1787758  Logfia filaginoides Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7215 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 Comment
  SD155855  Lomatium mohavense Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7239 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon. 1150 Comment
  POM276682  Lotus Lyman Benson 1933-4-1 4244 Imperial Cuyamaca Mountains. US 80, grade to Mt. Springs, Salton Sea Watershed. 457 Comment
  SEINET7952315  Lotus haydonii Duncan S. Bell, Kim Clark, Stacy Goss & Karen Rusiniak 2012-1 3497 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. (In-Ko-Pah Gorge OE S: T18S R9E S7) 1280 Comment
  UCR41909  Lotus salsuginosus A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6207 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
  RSA630235  Lotus salsuginosus var. brevivexillus R. S. Woglum 1941-4-10 2924 Imperial Sonoran Desert: Ogilby to Midway. Comment
  UC1292592  Lotus salsuginosus var. brevivexillus C. L. Hitchcock and C. V. Muhlick 1964-3-20 23197 Imperial about 7 mi n State Highway S2 junction with Highway 80 (along State Highway S2) Comment
  UCR101073  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1998-3-18 2900 Imperial Sonoran (Colorado) Desert, 7 mi. north of Winterhaven on Picacho Rd & 1.7 mi. E on powerline rd. 198 Comment
  UCR211158  Lotus strigosus var. tomentellus Jim Andre, T. La Doux 2009-2-26 9897 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, SE end of mountains along Milpitas Wash at Hwy 78, c. 28 mi. SSW of Blythe 98 Comment
  UCR60908  Lotus tomentellus R. F. Thorne, Robert L. Rutherford 1964-4-10 33562 Imperial Sonoran (Colorado) Desert, E side Sand Hills, c. 14 mi. west of Yuma on Hwy 80. Comment
  SD73521  Lupinus albifrons var. albifrons Helen V. Witham 1970-4-19 805 Imperial In-Ko-Pah Mountains, occasional, among large boulders. (IPB 10/07) 1200 Comment
  RSA528119  Lupinus arizonicus Ed LaRue 1991-4-25 91 -34 Imperial 6 mi. N of Cargo Muchacho Mtns, 7-8 mi. N of Hedges, In and adjacent to Indian Wash. 244 Comment
  SD242819  Lupinus arizonicus 1993-3-11 Imperial Shell Canyon Comment
  SD243899  Lupinus arizonicus Rick Ernenwein Unknown Imperial Glamis Dunes 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
  UCR269487  Lupinus arizonicus A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42101 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, 1-3.25 km above Hayden Well 457 Comment
  UCR269488  Lupinus arizonicus A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42100 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, 1-3.25 km above Hayden Well 457 Comment
  UCR269770  Lupinus arizonicus A. C. Sanders, Jim Malusa 2016-3-7 42137 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  POM99010  Lupinus arizonicus E. C. Jaeger 1926-4-10 s.n. Imperial Fish Mtn., Box Canyon Comment
  SEINET10485001  Lupinus brevior Duane Isely, Wendell H. Bragonier 1960-3-17 Isely 7159 Imperial Low annual, e slope, laguna mountains, e of desert view tower, alr. Ca. 2000 Ft. 610 Comment
  SD115633  Lupinus concinnus Duffie Clemons, Erik Jonsson 1983-5-14 586 Imperial In-Ko-Pah Mountains, south of I-8, just north of Mexican border. (IPB 10/07) 1134 Comment
  PASA821  Lupinus concinnus var. agardhianus Frank W. Peirson 1922-4-13 Imperial Mountain Springs Grade 365 Comment
  RSA1584  Lupinus excubitus var. medius C. B. Wolf 1931-3-14 1895 Imperial Base of Mountains Springs grade in sand west side of Colorado desert. 183 Comment
  SD115073  Lupinus excubitus var. medius Wayne P. Armstrong 1983-2-19 Imperial Wash, about 1.0 mile southwest of Ocotillo (Myer Creek). (IPB 10/07) 1064 Comment
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Jun 13 2011
  SEINET7998982  Lupinus excubitus var. medius Jon P. Rebman 1997-4-5 3916 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  UCR279043  Lupinus sparsiflorus A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-9 42780 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash, upper canyon c. 5.5 km above Hayden Well 454 Comment
  RSA428592  Lycium H. de Forest, Jack Rempel 1932-12-18 16332 Imperial 10 mi. E of Niland. Comment
  UCR212898  Lycium A. C. Sanders 2010-2-20 37311 Imperial Sonoran (Colorado) Desert; Colorado River Valley, eastern edge of Winterhaven, curve on Hwy S24 at Quechan Rd. on Quechan (Ft. Yuma) Indian Reservation, near AZ border 41 Comment
  CAS-BOT-BC231370  Lycium andersonii Ira L. Wiggins 1937-2-17 8560 Imperial 1.5 miles north of Ogilby 134 Comment
  POM184732  Lycium andersonii Philip A. Munz, C. Leo Hitchcock 1932-4-6 12184 Imperial Midway Well. 28 mi. N. of Ogilby. Comment
  RSA802362  Lycium andersonii Duncan S. Bell 2013-3-24 4624 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
  SD120970  Lycium andersonii Duffie Clemons, Erik Jonsson 1987-4-12 1667 Imperial Along Gavilan Wash, in rocky dry runnel, Indian Pass ACEC. (IPB 10/07) 280 Comment
  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
  SEINET839674  Lycium andersonii Steven P. MacLaughlin, Janice E. Bowers 1983-1 2633 Imperial Picacho State Rec. Area campground Comment
  UCR279149  Lycium andersonii A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42726 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  CDA41043  Lycium brevipes E. L. Paddock 1973-3-1 s.n. Imperial Junction of Highway 11 & S 22 to Borrego, Salton City. 0 Comment
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Sep 14 2016
  UC669277  Lycium brevipes Annie M. Alexander and Louise Kellogg 1941-3-9 1914 Imperial 16 mi n Ogilby; Colorado Desert 246 Comment
  CAS-BOT-BC231471  Lycium brevipes var. brevipes No date on label s.n. Imperial In Fish Traps Comment
  SD220715  Lycium brevipes var. brevipes Margaret R. Mulligan, L. Hendrickson, L. L. Jee 2008-4-25 2507 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
  CAS-BOT-BC413807  Lycium brevipes var. hassei R. E. Riefner, Jr. 2007-11-2 07 -481 Imperial E side of Salton Sea, ca. 5 mi NW of Niland, Imperial Wildlife Area, Wister Waterfowl Management Area, W of Hwy. 111, N of Ruddy Rd. along Wister Rd. -35 Comment
  HSC21256  Lycium cooperi C. L. Hitchcock, C. V. Muhlick 1964-3-21 23217 Imperial 30 mi. N of Ogilby Comment
  CAS-BOT-BC231638  Lycium fremontii Edmund C. Jaeger 1939-4-1 s.n. Imperial Fish Creek, Vallecito Mts. 30 Comment
  SEINET5575173  Lycium fremontii Steven P. McLaughlin 1998-1 7393 Imperial Road to Taylor Lake Picacho State Rec. Area campground, sandy soil with Olneya teosota, Larrea tridentata. 100 Comment
  UC667168  Lycium fremontii Annie M. Alexander and Louise Kellogg 1941-5-28 2255 Imperial 17 mi n Ogilby; Colorado Desert 246 Comment
  UCR234419  Lycium fremontii Marie Barrett 2012-2-25 212- 03 Imperial Sonoran (Colorado) Desert, 3 miles east of Plaster City along Evan Hewes Hwy 1 Comment
  SBBG87826  Lycium parishii A. C. Sanders 1986-3-9 6190 Imperial Fossil Cyn, on Shell Cyn Rd, 3.3 mi N of Imperial Hwy (County Rd S-2) at Ocotillo; Coyote Mtns 304 Comment
  JEPS12178  Lycium torreyi S. B. Parish 1913-2-26 8491 Imperial Ft. Yuma, bottom lands of the Colorado River Colorado River, Ft. Yuma Comment
  RSA428588  Lycium torreyi H. de Forest, Jack Rempel 1933-4-10 18149 Imperial Between Cargo Muchacho and Chocolate Mt. Comment
  CAS-BOT-BC60267  Lyrocarpa coulteri Roxana S. Ferris 1939-3-29 9703 Imperial Fish Creek Mountains. Split Mountain Canyon. Comment
  POM128748  Machaeranthera asteroides F. W. Peirson 1927-4-15 7206 Imperial Low land along Colorado River, near Ft. Yuma. Comment
  RSA93844  Machaeranthera asteroides Donald A. Johansen, Joseph A. Ewan 1932-4-13 7124 Imperial Ross' Corner, Uuma [Yuma] Indian Reservation. Comment
  UCR29623  Machaeranthera orcuttii Don Emery 1983-2-12 s.n. Imperial Sonoran (Colorado) Desert, Wonderstone Wash, SW of Salton Sea Beach, west of Hwy 86, 1 mi. above the power line road crossing. Comment
  CAS-BOT-BC345274  Malacothrix californica E. A. McGregor 1917-6-10 935 Imperial Imperial Valley, 10 mi east of El Centro Comment
  SD200331  Malacothrix glabrata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16784 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
  SDSU4716  Malacothrix glabrata H. Wedberg 1966-3-26 1169 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, 0.1 mi. south of San Diego.n 274 Comment
  UCR120073  Malacothrix glabrata Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-21 4930 Imperial Sonoran (Colorado) Desert, Davies Valley Area: south of Ocotillo and south of Hwy 98 150 Comment
  OBI38350  Malperia tenuis A. C. Sanders, Pitzer, Weir, Charlton, Kniffen, Bramlett, et al 1986-3-9 6195 Imperial Coyote Mountains, Fossil Canyon, on Shell Canyon Rd, 3.3 mi N of Imperial Hwy (S-2) at Ocotillo (T16S, R9E, NE1/4 sec 10) 305 Comment
  RSA788759  Malva parviflora R. W. Spjut 2008-2-12 16190 B Imperial California Sonoran Desert: Just east of Calexico along Highway 98, agricultural area. Comment
  JEPS68668  Malvella leprosa S. B. Parish 1912-10-14 8316 Imperial New R., Rockwood Colorado Desert, Salton Basin, Rockwood, New R. -60 Comment
  RSA433883  Malvella leprosa S. B. Parish 1912-10-14 8316 Imperial Rockwood, Salton Basin. -61 Comment
  SEINET3002078 Image available Malvella leprosa Jon P. Rebman, Maggie Loy 1996-1 3736 Imperial North of Seeley, New River ponds 10 Comment
  UCR123799  Malvella leprosa Steven R. Hill, K. Kramer 2001-4-27 33498 Imperial Sonoran Desert, S side of California Route 78 east of Brawley, SE of the Salton Sea, Imperial Valley, 1.8 mi east of Seybert Road, 2.6 mi west of junction with California Route 115. Western flats of Alamo River -36 Comment
  SD157306  Mammillaria dioica Jon P. Rebman 2001-3-16 7194 Imperial Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit. (IPB 9/07) 459 Comment
  RSA721478  Mammillaria tetrancistra Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-13 4321 Imperial Chocolate Mountains: Along Beal road near Surveyor's Pass. 645 Comment
  SD141947  Mammillaria tetrancistra Jon P. Rebman, Melanie Howe 1997-4-5 3929 Imperial Jacumba Natural Area, east of Jacumba and southeast of Inkopah, Smuggler's Cave area. (IPB 9/07) 900 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
  CDA27605  Marina parryi G. D. Barbe, J. L. Johnson 1982-11-2 4018 Imperial ca. 1 mile west of the army road, 7.2 miles south of Wiley s Well, northeastern Imperial County. 0 Comment
  SD250656  Marina parryi Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28723 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
  UCR103662  Marina parryi George K. Helmkamp, E. Helmkamp 1998-1-24 2610 Imperial Sonoran (Colorado) Desert, Ogilby Rd, 14.2 mi. south of the junction with Calif. Hwy 78, vicinity of Tumco Wash 183 Comment
  UCR269705  Marina parryi A. C. Sanders, Jim Malusa 2016-3-16 42296 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
  RSA91428  Marina parryi F. W. Peirson 1932-3-22 9802 Imperial Midway Well 152 Comment
  RSA801739  Melilotus albus D. M. McF 1954-4-5 s.n. Imperial Harold Hunt Ranch. El Centro. Comment
  UCR165487  Melilotus albus 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
  RSA0094617  Menodora scabra var. glabrescens Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8206 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 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
  UCR278744  Mentzelia desertorum Onkar Singh, B. Huttar 2015-3-14 5079 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  RSA787797  Mentzelia hirsutissima Duncan S. Bell 2012-3-23 3256 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
  RSA271698  Mentzelia hirsutissima var. stenophylla Jane Turner, David S. Verity, Francis M. Ball 1964-2-16 1381 Imperial 6.5 miles W of Ocotillo or 3.5 miles E of Devil s Canyon. Comment
  RSA747496  Mentzelia involucrata G. Gust, L. Nye 2005-3-4 485 Imperial Off of Hwy 78 on Black Mountain Rd. ca. 3 miles from Hwy 78 intersection at dry wash approaching Black Mountains. 363 Comment
  SD144576  Mentzelia involucrata Suzanne Bell 1998-3-1 305 Imperial Roadside and in washes on road to Ferguson Lake Comment
  SDSU8027  Mentzelia involucrata Robin M. Garcia 1987-3-21 Imperial Junction of Interstate 8 and Mountain Springs Road, ca. 0.75 mil. E of Old Highway 80. Comment
  UC669262  Mentzelia involucrata Annie M. Alexander and Louise Kellogg 1941-3-9 1918 Imperial 22 mi n Ogilby 365 Comment
  UCR103624  Mentzelia involucrata George K. Helmkamp, E. A. Helmkamp 1998-3-19 2927 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR85401  Mentzelia involucrata John Wear, Tish Bennett, Nathan Moorhatch 1995-4-28 s.n. Imperial Sonoran Desert, Fish Creek Mtns, U.S. Gypsum mine 152 Comment
  RSA440429  Mentzelia involucrata var. megalantha M. B. Dunkle 1935-4-17 4567 Imperial E of Beal Well 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
  RSA69549  Mentzelia longiloba var. longiloba R. S. Woglum 1940-3-10 13026 Imperial Sonora Desert: Ogilby. Comment
  SD125142  Mentzelia longiloba var. longiloba Steven P. McLaughlin, Janice E. Bowers 1985-3-10 2955 Imperial In sandy soil, along frontage road north of I-8, just west of Andrade exit. 60 Comment
  SD143863  Mentzelia longiloba var. longiloba G. K. Helmkamp, E. Helmkamp 1998-1-24 2575 Imperial Between Hwy I-8 & the All-American Canal across from the Brock Research Center (ca. 3 mi. east of the jct of Hwy CA-98 with Hwy I-8). 46 Comment
  SEINET842534  Mentzelia longiloba var. longiloba J. E. Bowers, S. P. McLaughlin 1981-1 2078 Imperial Stable dunes, western edge Algodones Dunes in vicinity of Highway 78. Comment
  UCR1509  Mentzelia longiloba var. longiloba W. R. Moberly 1961-2-23 610223- 01 Imperial Sonoran (Colorado) Desert, [Algonones Dunes] 7 miles west of Glamis, along the Brawley to Glamis road 61 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
  RSA0126955  Mentzelia longiloba var. longiloba F. W. Peirson 1932-3-21 9779 Imperial E edge of sand hills, Holtsville -Yuma Road 61 Comment
  CSUSB1305  Mentzelia nitens SKT 1970-3-24 Imperial Highway 195; Mecca- Joshua Tree 91 Comment
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Aug 22 2012
  UC669255  Mentzelia puberula Annie M. Alexander and Louise Kellogg 1941-3-25 1941 Imperial 27 mi. n Ogilby (Imperial Gables); Chocolate Mountains 414 Comment
  RSA0117791  Mentzelia puberula Amber Swanson, Duncan S. Bell 2011-3-7 182 Imperial At the end of Imperial Gables Rd E of Hwy 98 at the base of the Chocolate Mtns. 420 Comment
  JEPS2647 Image available Mentzelia tricuspis W. L. Jepson 1927-4-17 11764 Imperial Myers Creek bridge Mountain Springs grade (foot of grade); Myers Creek bridge, foot of Mt. Springs grade, Imperial Co. 243 Comment
  SDSU8028  Mentzelia veatchiana H. Wedberg 1966-3-26 1170 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, 0.1 mi. S. of San Diego County. 274 Comment
  RSA402625  Mesembryanthemum nodiflorum Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7765 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob 79 Comment
  SEINET8004533  Mimulus aurantiacus Jon P. Rebman 1997-4-5 3922 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
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Nov 30 2017
  SDSU5558  Mimulus bigelovii var. bigelovii H. Wedberg 1966-3-26 1171 Imperial On the road from Vallecito Vallet to Hwy 80 and Ocotillo, 0.1 mile S from San Diego County. 274 Comment
  SEINET3079360 Image available Mimulus bigelovii var. bigelovii Norman C. Cooper 1949-3-17 3083 Imperial Coyote Wells 152 Comment
  SDSU8490  Mirabilis bigelovii var. retrorsa H. Wedberg 1963-4-21 1051 Imperial 10.0 miles from Chevron Station in Jacumba on the road to El Centro. 914 Comment
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Nov 10 2008
  PASA598  Mirabilis californica Margaret Stason 4/32 368 Imperial East of Niland Comment
  CAS-BOT-BC434763  Mirabilis laevis var. retrorsa Forrest Shreve 1938-4-25 8212 Imperial On Mountain Springs grade 8 mi. east of Jacumba Comment
  UCR253712  Mirabilis laevis var. retrorsa Jim Andre 2013-3-4 24137 A Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, northwest side of range, on BLM Rd #664, 0.5 mi east of Ogilby Road 195 Comment
  SD200463  Mirabilis laevis var. villosa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16682 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
  SD254653  Mirabilis laevis var. villosa A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42038 Imperial Sonoran (Colorado) Desert: 0.65 km SE (129a^z) of Hayden Well in pass through the hills south of Mammoth Wash, Chocolate Mountains (Mammoth Wash 7.5'Q) 281 Comment
  CAS-BOT-BC229616  Mirabilis tenuiloba C. B. Wolf 1931-3-14 1901 Imperial Mountain Springs grade 274 Comment
  POM265640  Mirabilis tenuiloba J. C. Roos 1937-6-10 1447 Imperial Coyote Wells, western edge of Colorado Desert. Comment
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Oct 9 2010
  RSA0018552  Mirabilis tenuiloba Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6072 Imperial Jacumba Mountains; in canyon hiking over to Skull Canyon to the east of Davies Canyon, about 1.75 air mile north of the U.S./Mexico border. 220 Comment
  SD115599  Mirabilis tenuiloba Erik Jonsson, Duffie Clemons 1983-4-16 472 Imperial Coyote Wells quad, NW-facing slope 970 Comment
  SD242882  Mirabilis tenuiloba Donald L. Hazlett 1993-3-13 6810 Imperial 3 mi. S of Ocotillo, in Davies Canyon 182 Comment
  HSC20832  Mohavea confertiflora C. L. Hitchcock, C. V. Muhlick 1964-3-20 23195 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  JEPS22026  Mohavea confertiflora Rimo Bacigalupi with Paul Hutchison 1958-2-18 6152 Imperial 4.5 miles south of Palo Verde Settlement (Laguna Palo Verde, at northeastern base of Palo Verde Mountains) 88 Comment
  JEPS9992  Mohavea confertiflora W. L. Jepson 1927-4-17 11788 Imperial foot of Mountain Springs, Myers Creek Bridge Myers Creek Bridge; Mountain Springs, Myers Creek Bridge 243 Comment
  RSA550050  Mohavea confertiflora Walter Wisura 1992-3-25 4657 Imperial Low desert: Milpitas Wash Rd 31 mi. S of Prison on Wileys Well Rd. twoard Hwy 78. Comment
  SD16597  Mohavea confertiflora Allen Keller 1937-3-13 Imperial Painted Gorge Comment
  SD200214  Mohavea confertiflora Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16411 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
  UC665841  Mohavea confertiflora Ira L. Wiggins 1941-3-24 9599 Imperial 6 mi ne of Niland (on road to Beal Well) 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
  UCR100794  Mohavea confertiflora George K. Helmkamp, E. A. Helmkamp 1998-3-18 2887 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 Comment
  UCR279454  Mohavea confertiflora A. C. Sanders, Jim Malusa 2017-3-26 43067 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
  UCR50448  Mohavea confertiflora George K. Helmkamp 1988-2-28 26 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
  RSA0094620  Monardella nana Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8203 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  SD240977  Monolepis nuttalliana A. C. Sanders 2010-3-25 37606 Imperial Sonoran (Colorado) Desert; Salton Trough: Wister, Cedar Wash at Hwy 111, between the highway and railroad (Wister 7.5'Q) -59 Comment
  CAS-BOT-BC349746  Monoptilon bellioides Ira L. Wiggins 1957-3-24 14045 Imperial Painted Gorge, 5 mi. N. of State Hwy. 80 Comment
  CAS-BOT-BC349749  Monoptilon bellioides Mrs. W. J. Anderson 1926-3-1 s.n. Imperial Westmoreland Comment
  CDA8410  Monoptilon bellioides T. C. Fuller 1962-4-4 8063 Imperial Highway 98 to Calexico, 16.0 miles east of Ocotillo. 0 Comment
  OBI42737  Monoptilon bellioides Unknown 1970-3-23 358 Imperial At roadside along I-8, 5 mi E of Ocotillo Comment
  POM184106  Monoptilon bellioides P. A. Munz, C. L. Hitchcock 1932-4-5 12147 Imperial 2 miles north of Cargo Muchacho Mts. Comment
  POM47304  Monoptilon bellioides Mary F. Spencer 1917-3-25 174 Imperial Near Coyote Wells. Comment
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Oct 9 2010
  SDSU21382  Monoptilon bellioides S. H. Bullock 1968-4-8 85 Imperial 1 mile southeast of Ocotillo on Calif. State 98. Salton Sea Drainage. 86 Comment
  UC669217  Monoptilon bellioides Annie M. Alexander and Louise Kellogg 1941-3-8 1911 Imperial 13 mi n Ogilby; Colorado Desert 185 Comment
  UC724314  Monoptilon bellioides Aven Nelson, Ruth A. Nelson 1939-3-27 3286 Imperial near Imperial County line (on Highway 78) 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
  UCD86823  Muhlenbergia microsperma E. K. Balls; P. C. Everett 1958-3-20 22926 Imperial 3.7 mi. n. of Ogilby on road to Blythe. Creosote Bush Scrub Plant Community. 152 Comment
  SD126266  Myriophyllum sibiricum Steven P. McLaughlin, Janice E. Bowers 1985-9-11 3042 Imperial Sandy ground along Colorado River, just east of Ft. Yuma, In shallow, still water at base of Levee Road. Comment
  SD142405  Myriophyllum spicatum Jon P. Rebman, Adrienne Russell 1997-9-6 4191 Imperial West of Highway 115, along the Redwood Canal, just west of the Alamo River, between Butler oad and McKim Road. 20 Comment
  SEINET919533  Myriophyllum spicatum Steven P. MacLaughlin 1986-1 3499 Imperial South of All-American Canal, 3.5 miles west of Laguna Dam. Comment
  SD144429  Myriopteris covillei Jon P. Rebman, Melanie Howe 1997-4-5 3903 Imperial Jacumba Natural Area, east of Jacumba and southeast of Inkopah, Smuggler's Cave area. (IPB 10/07) 900 Comment
  SEINET8071928  Najas marina K. Klementowski 2004-1 AZ 320 -193 Imperial Imperial Resevoir. Comment
  UC51600  Nama Jos. Burtt Davy 1902-3-28 7965 Imperial Calexico Comment
  RSA802267  Nama demissa Duncan S. Bell 2013-3-24 4593 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
  SD121539  Nama demissa var. demissa Steven P. McLaughlin, Janice E. Bowers 1984-2-29 2796 Imperial Broad, sandy wash, 2.2 miles south of Picacho State Recreation Area. 89 Comment
  SD73526  Nama demissa var. demissa Helen V. Witham 1970-3-1 672 Imperial Davies Valley 199 Comment
  UC669280  Nama demissa var. demissa Annie M. Alexander and Louise Kellogg 1941-3-10 1941 Imperial 36 mi n of Ogilby (Colorado Desert, Arroyo Seco Wash); Colorado Desert, Arroyo Seco Wash Comment
  UCR211157  Nama demissa var. demissa Jim Andre, T. La Doux 2009-2-26 9898 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
  POM184852  Nama demissa var. deserti P. A. Munz, C. L. Hitchcock 1932-4-6 12171 Imperial 25 miles northeast of Ogilby. Comment
  UCR102693  Nama hispida B. G. Pitzer 1998-2-2 3521 Imperial Sonoran (Colorado) Desert, Indian ['Tumco'] Wash, where powerline crosses Ogilby Road 198 Comment
  UCR18136  Nama hispida A. C. Sanders 1976-5-12 00379 Imperial Sonoran (Colorado) Desert, Indian Wash at point where it crosses Ogilby Road (S 34) 183 Comment
  RSA289298  Nama hispida var. revoluta Charles Convis 1980-4-8 121 Imperial Western Salton Basin, 27 km due WNW of Westmorland -35 Comment
  RSA74718  Nama hispida var. revoluta F. W. Peirson 1927-4-15 7199 Imperial Low land along Colorado River, near Ft. Yuma. Comment
  JEPS101550  Nama hispida var. spathulata Dean W. Taylor 1998-6-8 16498 Imperial Tarantula Wash, ca. 2.5 miles down the wash south of Highway 78, and ca. 8 miles E of Highway 86 -15 Comment
  RSA114126  Nama hispida var. spathulata W. L. Jepson 1912-10-22 5259 Imperial Palo Verde Valley. Comment
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Aug 23 2014
  RSA74717  Nama hispida var. spathulata F. W. Peirson 1932-3-21 9780 Imperial The east edge of the Sand Hills east of Holtville 61 Comment
  SD115568  Nama hispida var. spathulata Duffie Clemons, Erik Jonsson 1983-4-5 441 Imperial In dried muddy silts of playa, Skull Valley. Comment
  UCD119543  Nama hispida var. spathulata C. L. Hitchcock 1966-3-19 24283 Imperial 10 mi. w. of El Centro. Comment
  RSA0073148  Nama hispida var. spathulata R. F. Thorne, R. Rutherford 1964-4-11 33624 b Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region: Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  UCR265881  Nemacladus Mitch Provance 2008-3-15 10099 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
  RSA75148  Nemacladus glanduliferus F. W. Peirson 1927-4-16 7219 Imperial Foot of Mountain Springs Grade, Western Imperial County Comment
  POM316897A  Nemacladus orientalis P. A. Munz 1924-5-11 8078 -a Imperial 6 miles east of Jacumba. Comment
  RSA777014  Nemacladus orientalis J. P. Rebman, G. Fleming, V. Marshall, A. Winner 2009-3-24 16653 Imperial Freeman Properties (truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; near north fork of Big Wash, Site TRICAL on mesas and surrounding hillsides 58 Comment
  SD177835  Nemacladus orientalis Jon Rebman, Jim Rocks 2005-2-10 10953 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
  UC669214  Nemacladus orientalis Annie M. Alexander and Louise Kellogg 1941-3-15 1943 Imperial 27 mi n Ogilby; Colorado Desert 414 Comment
  RSA0011392  Nemacladus rubescens Duncan S. Bell 2013-3-24 4632 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
  RSA0013131  Nemacladus rubescens J. Mark Porter, Sarah J. De Groot 2012-4-12 15082 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
  RSA0014473  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
  RSA27464B  Nemacladus tenuis var. tenuis I. L. Wiggins 1941-3-24 s.n.-b Imperial Desert wash 6 miles northeast of Niland on road to Beal Well. Comment
  UC494735  Nemacladus tenuis var. tenuis Philip A. Munz and C. L. Hitchcock 1932-4-6 12178 Imperial 25 mi ne Ogilby (wash above Four S Ranch) Comment
  UCR108484  Nemacladus tenuis var. tenuis A. C. Sanders, P. J. MacKay, G. K. Helmkamp 1995-3-12 16062 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
  SEINET3079361 Image available Neogaerrhinum filipes Norman C. Cooper 1949-3-17 3096 Imperial Coyote Wells 305 Comment
  CDA5788  Nicotiana glauca T. C. Fuller 1962-4-4 8042 Imperial Highway 98 to Mt. Signal, t [sic] miles west of Calexico. 0 Comment
  JEPS121464  Nicotiana obtusifolia Adam C. Schneider with Will Freyman 2014-2-16 373 Imperial Algodones Dunes. Ted Kipf Road, 2.5 miles north of State Hwy 78. Comment
  RSA2039  Nicotiana obtusifolia Carl B. Wolf 1931-3-14 1900 Imperial Mountain Springs Grade. 274 Comment
  RSA735315  Nicotiana obtusifolia Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11277 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region: western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of US Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  SD250542  Nicotiana obtusifolia T. B. Salvato, Tim Thomas 2012-10-18 7251 Imperial Sonoran (Colorado) Desert: Chuckwalla Bwench, south of the Chuckwalla Mountains, upper drainage of Arroyo Seco, 4.7 km west of Rainey Well, 0.14 km N of the old Niland-Blythe Road, 1.34 km S of the Bradshaw Trail (Chuckwalla Spring 7.5'Q) 604 Comment
  SD79829  Nicotiana obtusifolia Helen V. Witham 1970-12-14 1178 Imperial Edge of wash, In-Ko-Pah Gorge 399 Comment
  UC605009  Nicotiana obtusifolia Roxana S. Ferris and Ruth P. Rossbach 1938-5-17 9612 Imperial upper end Painted Gorge; Carisso Mts. Comment
  UC472946  Nicotiana quadrivalvis Mary F. Spencer 1922-4-28 265 Imperial Salton Sea Sand Dunes Comment
  SEINET2059545 Image available Nolina bigelovii Jim Dice, Michael Donoghue 1984-6-24 581 Imperial SW Imperial Co., Mountain Springs 670 Comment
  SEINET9120444  Nolina bigelovii Dice, Donoghue 1984-1 581 Imperial Mountain Spring 670 Comment
  SD17509  Oenothera claviformis subsp. peirsonii Allan Keller 1937-4-10 Imperial Carrizo Wash Comment
  SEINET777399  Oenothera deltoides Raul Gutierrez 2008-3-11 1874 Imperial ca. 1.5 mi W of I-8 along Hwy 98 29 Comment
  UCR246535  Oenothera deltoides Frank B. McMurry 1943-1 1359 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  POM355312  Oenothera deltoides subsp. deltoides Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7741 Imperial Algondones Dunes, dirt track continutation of Ogilby Rd, ca. 1/8 mi from All American Canal. 41 Comment
  POM47843  Oenothera deltoides subsp. deltoides P. A. Munz 1924-2-23 7809 Imperial 25 miles E. of Holtsville. Comment
  RSA101741  Oenothera deltoides subsp. deltoides R. Weatherby 1950-3-4 1040 -A Imperial 23 miles east of Holtsville at Junction of Highways 98 and 80. 61 Comment
  RSA124320  Oenothera deltoides subsp. deltoides E. K. Balls, P. C. Everett 1958-3-20 22909 Imperial 0.5 miles north of U.S. Hwy. 80, along road to Blythe. 61 Comment
  RSA528111  Oenothera deltoides subsp. deltoides Ed LaRue 1991-4-11 91 -23 Imperial Western side of Imperial Sand Dunes area, immediately N of Hwy 78. Comment
  RSA75421  Oenothera deltoides subsp. deltoides F. W. Peirson 1927-4-15 7192 Imperial 10 miles east of Holtsville Comment
  SD250525  Oenothera deltoides subsp. deltoides J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  SDSU18770  Oenothera deltoides subsp. deltoides C. Matt Guilliams, Jeff Marshall 2008-4-23 622 Imperial North of I-8 ca. 0.5km and east of the All-American Canal ca. 50m. Adjacent to the canal as it passes through the Algodones Dunes. 73 Comment
  UCR252830  Oenothera deltoides subsp. deltoides Jim Andre 2013-3-3 23970 Imperial Sonoran (Colorado) Desert, Yuha Desert, along Hwy 98 near Pinto Wash, 15.1 mi. ESE of Ocotillo, and west of Calexico 38 Comment
  CAS-BOT-BC427408  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
  CAS-BOT-BC427412  Oligomeris linifolia S. B. Parish 1913-2-28 8481 Imperial Salton Basin. Near Mecca -60 Comment
  CAS-BOT-BC427422  Oligomeris linifolia Roxana S. Ferris; Ruth P. Rossbach 1938-5-18 9626 Imperial Upper end of Painged [Painted] Gorge, Carisso Mts. Comment
  CLARK-A1045-1201  Oligomeris linifolia George K. Helmkamp 1977-1-22 Imperial Yuha Desert Crucifixion Thorn Natural Area [9 miles southeast of Ocotillo]; Coyote Wells 7.5'Q Comment
  HSC80317  Oligomeris linifolia R. F. Thorne 1978-4-29 52140 Imperial W of Chocolate Mtns., 1 mi. E of Coachella Canal, W of Melson Well Comment
  POM47359  Oligomeris linifolia Mary F. Spencer 1917-3-31 234 Imperial Coyote Wells Comment
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Oct 9 2010
  RSA167515  Oligomeris linifolia Robert F. Thorne, R. Rutherford 1964-4-10 33581 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  RSA336277  Oligomeris linifolia Robert F. Thorne 1978-4-29 52104 Imperial South of Salton Sea, west of Westmoreland. Comment
  RSA399167  Oligomeris linifolia Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7744 Imperial Algondones Dunes, dirt track continutation of Ogilby Rd, ca. 1/8 mi from All American Canal. 41 Comment
  RSA399168  Oligomeris linifolia F. W. Peirson 1922-4-12 s.n. Imperial 28 miles south of Coachella. Comment
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Jul 27 2007
  SD120919  Oligomeris linifolia Duffie Clemons, Erik Jonsson 1987-4-13 1683 Imperial Chocolate Mountains, Indian Pass ACEC, Gavilan Wash drainage 285 Comment
  SD200212  Oligomeris linifolia Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16432 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
  SD21510  Oligomeris linifolia Frank F. Gander 1938-5-21 5753 Imperial Wister Comment
  SD254694  Oligomeris linifolia A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41910 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range (Tortuga 7.5'Q) 270 Comment
  SDSU12791  Oligomeris linifolia Michael G. Simpson 1998-3-8 8 III98E Imperial Domelands. Dirt road from S-2, ca. 2.0 miles, take left fork just before end, to camp site area. 280 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
  UCD77887  Oligomeris linifolia Robert E. Preston 1997-12-11 1079 Imperial 2.9 miles SSE of Palo Verde Peak, along unnamed wash. 121 Comment
  UCD83580  Oligomeris linifolia Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5919 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 75 Comment
  UCR102669  Oligomeris linifolia B. G. Pitzer 1998-2-1 3466 Imperial Sonoran (Colorado) Desert, Milpitas Wash, c. 0.2 mi. south of Walter's Camp Rd, c. 0.1 mi. west of Hwy 78 91 Comment
  UCR217773  Oligomeris linifolia Jim Andre, T. La Doux 2010-3-1 12527 Imperial Colorado (Sonoran) Desert, Borrego Desert, southeastern Coyote Mountains, along Painted Gorge Road, c. 5 mi northeast of town of Ocotillo, 4 mi north of Hwy I-8 68 Comment
  UCR28970  Oligomeris linifolia David J. Keil, M. G. McLeod, D. Walters 1977-3-27 12044 Imperial Sonoran (Colorado) Desert, 2 mi west of junction with Calif. 86 along Calif. 78 -30 Comment
  GMDRC9387  Olneya tesota J. M. Andre 2017-3-4 37219 Imperial Palo Verde Mountains: southern base of range along Milpitas Rd, 2.2 mi. WNW of jct Hwy 78 157 Comment
  OBI30171  Olneya tesota Shelley MacKay 1971-4-17 63 Imperial 27 mi N of Glamis on hwy 78, in the MIlpitas wash 30 Comment
  RSA167560  Olneya tesota Robert F. Thorne, R. Rutherford 1964-4-11 33626 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  SD250497  Olneya tesota A. C. Sanders, T. B. Salvato 2013-5-9 40832 Imperial Sonoran (Colorado) Desert: Chuckawalla Bench, south of Chuckwalla Mountains, along BLM road 620 (E-W powerline road), c. 3.65 km east of road 552, 2.3 km SE of Raineys Well (Chuckwall Spring 7.5'Q) 486 Comment
  UCR59173  Olneya tesota A. C. Sanders 1989-5-7 9086 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, at Mary Lode Mine, c. 15 km north of Glamis 400 Comment
  SEINET5574062  Onagraceae Steven P. McLaughlin 1998-1 7371 Imperial Picacho Wash below All American Canal 60 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
  RSA124726  Opuntia munzii E. K. Balls, Percy C. Everett 1957-11-5 22760 Imperial 6.7 miles from All American Canal, on road from Niland to Beal Well 244 Comment
  OBI78364  Orobanche cooperi David J. Keil 1977-3-26 12048 Imperial 2 mi W of jctn with Calif Rte 86 on Calif Rte 78 30 Comment
  SBBG9327  Orobanche cooperi R. Moran 1958-3-1 6508 Imperial Pinto Wash 75 Comment
  UC1080309  Orobanche cooperi P. C. Everett and E. K. Balls 1958-3-20 22927 Imperial 3.7 mi n of Ogilby (on road to Blythe) 152 Comment
  UCD83578  Orobanche cooperi Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5917 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 73 Comment
  UCR3397  Orobanche cooperi John Minnich 1964-4-11 64-4-11- 12 Imperial Sonoran (Colorado) Desert, 17.3 mi east of Brawley. north side of road, c. 0.5 mi from excavated site. 61 Comment
  UCR46063  Orobanche cooperi A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6228 B 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-BC502857  Orobanche cooperi subsp. cooperi Robert F. Thorne; Robert Rutherford 1964-4-10 33576 Imperial 1 mi SE of Glauris on road to Ogilby Comment
  RSA0078554  Orobanche cooperi subsp. cooperi Steve Boyd 1986-2-6 1226 Imperial Cargo Muchacho Mts.; large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road. Comment
  UCD123214  Orobanche parishii subsp. parishii Kenneth A. Wilson 1964-4-11 1322 Imperial Orita-Glamis Road, 3 miles east of East Highline Canal. Comment
  CAS-BOT-BC327831  Palafoxia arida Aven Nelson; Ruth A. Nelson 1939-3-27 3293 Imperial Near Fish Springs on the Salton Sea Comment
  CAS-BOT-BC327858  Palafoxia arida D. A. Johansen; J. A. Ewan 1932-4-13 7115 Imperial 16 miles E of Holtville, Colorado Desert Comment
  CAS-BOT-BC327883  Palafoxia arida G. H. Mallory 1920-5-12 s.n. Imperial 5 mi S of Ogilby Station at side of R.R. track Comment
  CAS-BOT-BC327902  Palafoxia arida Philip A. Munz; C. L. Hitchcock 1932-4-5 12131 Imperial Dunes E of Holtville Comment
  CDA18537  Palafoxia arida Frank B. McMurry 1943-1 1310 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  HSC6044  Palafoxia arida C. L. Hitchcock, C. V. Muhlick 1964-3-19 23147 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  HSC85382  Palafoxia arida Steve Boyd 1986-2-6 1264 Imperial Cargo Muchacho Mts. Plains E of Mts., Powerline Road, 2.9 mi. W of Picacho Rd. Comment
  SEINET5424018  Palafoxia arida Orr Michael, Zachary Portman 2012-1 Imperial Salton Sea; Salton City, near intersection of Cleveland Ave. and Service Road Comment
  UCD134907  Palafoxia arida Kenneth A. Wilson 1964-4-11 1317 Imperial Orita Glamis Road, 3 miles east of East Highline Canal. Comment
  UCD83518  Palafoxia arida Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5860 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
  UCR246543  Palafoxia arida Frank B. McMurry 1943-1 1310 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  UCR269478  Palafoxia arida A. C. Sanders, Jim Malusa 2016-3-6 42107 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash along Ted Kipf Rd. 83 Comment
  SEINET10799067  Palafoxia arida Noel H. Holmgren, Patricia K. Holmgren 1974-3-28 Holmgren 7516 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo. 274 Comment
  JEPS101311  Palafoxia arida var. arida Dean W. Taylor 1998-5-12 16397 Imperial Tarantula Wash, ca. 2.5 miles down the wash south of Highway 78, and ca. 8 miles E of Highway 86 -15 Comment
  JEPS34757  Palafoxia arida var. arida L. M. Newlon 1922-4-1 401 Imperial near Coyote Wells; Colorado Desert Comment
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Oct 9 2010
  POM363744  Palafoxia arida var. arida M. B. Dunkle 1932-3-26 2924 Imperial East of Salton Sea, near Kane Springs. Comment
  RSA0029653  Palafoxia arida var. arida Deidre Conocchioli, Billy Sale 2013-10-23 116 Imperial Sonoran Desert. West side of Algodones Sand Dunes. From Brawley, Ca, take CA-78 E (Ben Hulse Hwy) for 14 miles. Turn right (S) onto unpaved BLM road. 4 Comment
  RSA289347  Palafoxia arida var. arida Charles Convis 1980-3-17 77 Imperial Western Salton Basin, 27 km due WNW of Westmorland, ca. flats 0-2 km E. of confluence of Carrizo and San Filipe creeks. -35 Comment
  SD125239  Palafoxia arida var. arida Steven P. McLaughlin, Janice E. Bowers 1985-3-8 2921 Imperial Junction California Highway 78 and Mitchell's Camp Road. 89 Comment
  SD134329  Palafoxia arida var. arida R. Mitchel Beauchamp 1972-3-20 3204 Imperial East side of Imperial Valley, north of Hwy. 78. Naval Bombing Range, Target 95 Comment
  SD191813  Palafoxia arida var. arida Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14428 a 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
  SD220645  Palafoxia arida var. arida Margaret R. Mulligan, L. Hendrickson, L. L. Jee 2008-4-25 2529 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City; Section 14 (SL14), on mesa south of Coral Wash, ca. 1A| mi southwest of Hwy 86. 17 Comment
  SD242720  Palafoxia arida var. arida Andrea Laltoo 2005-2-18 8 Imperial Yuha Desert Area of Critical Environmental Concern, wash to SW side of route 353, between route 346 and the Shellbeds campground road 36 Comment
  SD73552  Palafoxia arida var. arida Helen V. Witham 1970-3-1 695 Imperial Pinto Wash. 299 Comment
  UC494474  Palafoxia arida var. arida P. A. Munz and C. L. Hitchcock 1932-4-4 12109 Imperial 5 mi nw Dixieland Comment
  UCR211329  Palafoxia arida var. arida Jim Andre, T. La Doux 2009-2-26 9856 Imperial Sonoran (Colorado) Desert, Borrego Desert, low hills c. 1.5 mi northeast of Ocotillo and Fwy I-8 96 Comment
  UCR236279  Palafoxia arida var. arida Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18864 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
  UCSB33420  Palafoxia arida var. arida Kearns, D.; Simmons, Karen 1979-3-3 Imperial Shell Canyon Road; 1 1/2 miles from S2 152 Comment
  RSA0125408  Palafoxia arida var. arida S. Granger, Ball, Brosamer 1979-12-1 s.n. Imperial Colorado Desert: Duns (Dunes) just south of 78 Highway. Comment
  SEINET7048018  Palafoxia arida var. arida Steven R. Hill, Kate Kramer 2001-4-27 33486 Imperial California Route 86/78, west side of road, near Kane Spring, 0.6 mile southeast of U.S. Border Patrol Station at San Felipe Wash bridge. About 3.3 miles southwest of the Salton Sea margin. Elevation about -170 feet. Comment
  RSA2149  Palafoxia arida var. gigantea C. B. Wolf 1931-3-14 1888 Imperial On road from Yuma to Holtville, near Grays Well. 0 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
  SJSU11689  Palafoxia arida var. gigantea R. C. McGehee 1971-2-13 352 Imperial S end Sand Hills by junction of Hwy 20 & rd to Midway Wells c. 20 mi W of Yuma Comment
  UC669289  Palafoxia arida var. gigantea Annie M. Alexander and Louise Kellogg 1941-3-14 1936 Imperial sand dunes w Yuma 64 Comment
  UCR33542  Palafoxia arida var. gigantea Sears 1978-3-15 764 Imperial Sonoran (Colorado) Desert, 4.1 mi south of Ogilby at Ogilby rd, exit I 10 61 Comment
  RSA0001443  Palafoxia linearis var. gigantea Marcus E. Jones 1931-9-24 28599 Imperial West of Yuma. Comment
  CAS-BOT-BC253667  Panicum capillare Malcom A. Nobs; S. Galen Smith 1948-9-5 554 Imperial Above Laguna Dam, lower Colorado River Comment
  SEINET10788750  Panicum urvilleanum Sarah E. Youngstrom 2007-5-26 Youngstrom 4 Imperial Outside Yuma, off Grays Well Rd, 14 miles west of Winterhaven, 16 miles west of Yuma. 55 Comment
  UCR19243  Parietaria hespera var. hespera John C. Roos, Lucille Roos 1949-4-6 4152 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, north of Pope 122 Comment
  UC1280983  Parkinsonia aculeata H. E. McMinn 1925-6-30 1465 Imperial El Centro; near Stanford Station Comment
  SD128671  Parkinsonia florida Darley F. Howe 1980-4-13 Imperial 3 miles south of Highway 8 on Andrade Road Comment
  SD181523  Parkinsonia florida LeRoy Gross, V Arvizu, S DeGroot, L Rojas, T Thibault 2004-5-13 1275 Imperial Chocolate Mountains (Chocolate Mountain Aerial Gunnery Range), north of Lion Head Mountain, near Beal Well. Surrounding desert off Beal Road. Growing in sandy soil in low area of valley. 399 Comment
  SD250664  Parkinsonia florida Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28800 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
  SEINET1092466 Image available Parkinsonia florida Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6555 Imperial Palo Verde Mountains Nw side of Palo Verde Peak and SW of the twon of Palo Verde along BLM Road M0661 Comment
  UCR123885  Parkinsonia florida Steven R. Hill, K. Kramer 2001-4-27 33501 Imperial Sonoran/Colorado Desert, north side of California Route 78, 1.7 mi west of Glamis (measured from railroad crossing), Algodones Dunes 92 Comment
  UCR61926  Parkinsonia florida D. F. Howe 1980-4-13 s.n. Imperial Sonoran (Colorado) Desert, 3 miles south of Highway 8 on Andrade Road 38 Comment
  UCSB42717  Parkinsonia florida Matkin, Craig 1971-4-17 Imperial Colorado Desert, about 17 miles south of Palo Verde 91 Comment
  RSA0121522  Paspalum dilatatum H. S. Yates 1937-7-4 6816 Imperial 2 mile N of Imperial. 31 Comment
  CDA39069  Pectis papposa Laura Arellano 2013-7-24 PDR# 130 P06199534 Imperial Vicinity of Brawley; East US Highway 78 and Green Road. 0 Comment
  POM158025  Pectis papposa L. R. Abrams 1904-06 4099 Imperial Near Calexico, Imperial Valley Comment
  SD128219  Pectis papposa Duffie Clemons, Erik Jonsson, Mike Curto 1989-9-20 2253 Imperial Chocolate Mountains, northwest of junction Indian Pass Road and Gavilan Wash. 292 Comment
  SD83109  Pectis papposa Helen V. Witham 1972-12-12 1770 Imperial open desert 4 miles east of Ocotillo 149 Comment
  SEINET2083326  Pectis papposa G. Rink 2003-10-17 2814 Imperial Algodones Dunes, near Glamis, shifting sand dunes. 76 Comment
  CAS-BOT-BC355857  Pectis papposa var. papposa LeRoy Abrams 1903-7-25 3994 Imperial Calexico, Imperial Valley Comment
  SD250617  Pectis papposa var. papposa Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28803 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
  SEINET3144956  Pectis papposa var. papposa R. W. Spellenberg, N. Zucker 2000-3-18 13020 Imperial Hwy 580, 1 km W of Plaster City 75 Comment
  SEINET7048042  Pectis papposa var. papposa Steven R. Hill, Kate Kramer 2001-4-27 33514 Imperial North side of California Route 78, 1.7 miles west of Glamis (measured from railroad crossing), Algodones Dunes. Elevation about 302 feet. Comment
  SEINET10389854  Pectocarya A. C. Sanders, Jim Malusa 2016-3-8 42148 Imperial 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. 319 Comment
  UCR153097  Pectocarya anisocarpa Jon P. Rebman 2001-3-14 7122 Imperial Peninsular Ranges/ Cuyamaca-Laguna Mtns, Jacumba Natural Area, In-ko-pah Mtns 975 Comment
  SD199925  Pectocarya heterocarpa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16289 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
  SD199926  Pectocarya heterocarpa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16087 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 1 mile W of Hwy. 86; Section 14 (SL14), Palm Wash, Site ABRVIL in sandy arroyo bottom and surrounding mud embankments -35 Comment
  SEINET777394  Pectocarya heterocarpa Raul Gutierrez 2008-3-11 1869 Imperial ca. 1.5 mi W of I-8 along Hwy 98 29 Comment
  UCR103597  Pectocarya heterocarpa George K. Helmkamp, E. A. Helmkamp 1998-3-19 2937 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  GMDRC9388  Pectocarya platycarpa J. M. Andre 2017-3-4 37221 Imperial Chocolate Mountains: along east side of Hwy 78, 19 mi. south of town of Palo Verde 264 Comment
  UCR211325  Pectocarya platycarpa Jim Andre, T. La Doux 2009-2-26 9860 Imperial Sonoran (Colorado) Desert, Borrego Desert, low hills c. 1.5 mi northeast of Ocotillo and Fwy I-8 96 Comment
  SD199931  Pectocarya recurvata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16342 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides 39 Comment
  SD199933  Pectocarya recurvata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16382 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
  UCR226578  Pectocarya recurvata Jim Andre, Glenn L. Clifton 2011-2-20 15838 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
  RSA787475  Pellaea mucronata Duncan S. Bell, Kim Clark, Bob Ellis, Tanner Harris, John Krapek, Shane Oakes, Tom Persons 2012-3-25 3284 Imperial Collecting between the I-8 split about a mile east of Mountain Spring. 663 Comment
  UCD124339  Penstemon H. Fong 1972-6-13 s.n. Imperial Kyburg-route 50. Comment
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Sep 11 2016
  SFV6727  Penstemon clevelandii T. Gordon 1974-4-6 150 Imperial Colorado Desert Jacumba Mountains, In-Ko-Pah Gorge. I-8 east bound. 2 miles west of Highway 98. Roadside. 457 Comment
  SD152144  Penstemon clevelandii var. clevelandii Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6524 Imperial Mountain Springs Grade, near I-8 exit. Comment
  CAS-BOT-BC355917  Perityle emoryi LeRoy Abrams 1903-4-2 3221 Imperial Signal Mt., Colorado Desert Comment
  CAS-BOT-BC355937  Perityle emoryi W. L. Jepson 1912-10-22 5294 Imperial Purple Hills Pass 137 Comment
  RSA471867  Perityle emoryi Jack Rempel 1933-2-25 16973 Imperial Colorado Desert, road from Niland to Salvation Pass, Chocolate Mts. 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
  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
  SD199858  Perityle emoryi Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16414 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
  SEINET10389844  Perityle emoryi A. C. Sanders, Jim Malusa 2016-1-24 41992 Imperial Chocolate Mountains Aerial Gunnery Range, beside old Niland to Blythe road on the upper alluvial fan in mouth of canyon below Lion Head Mountain, 17 km NE (63 deg. ) of Niland 314 Comment
  SFV6726  Perityle emoryi T. Gordon 1974-5-24 149 Imperial Interstate 8 (eastbound), 2 miles west of Highway 98. 457 Comment
  UCD134898  Perityle emoryi C. L. Hitchcock 1966-3-20 24293 Imperial about 15 miles north of Ogilby along road to Blythe. Comment
  UCD83501  Perityle emoryi Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5841 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
  UCR103626  Perityle emoryi George K. Helmkamp, E. A. Helmkamp 1998-3-19 2924 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR265885  Perityle emoryi Mitch Provance 2008-3-15 10116 B 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
  UCR266557  Perityle emoryi A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-19 41893 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Pegleg Well Rd (Salvation Pass Rd) above Niland 98 Comment
  UCR269833  Perityle emoryi A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42215 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
  OBI38359  Petalonyx linearis A. C. Sanders, Pitzer, Charlton, Kniffen, Weir, Bramlett, et al 1986-3-9 6193 Imperial coyote Mts, Fossil Cyn, 3.3 mi N of Imperial hwy (S-2) at ocotillo, on Shell Cyn rd (T16S, R9E, NE1/4 sec 10) 305 Comment
  SD125144  Petalonyx linearis Steven P. McLaughlin, Janice E. Bowers 1983-11-11 2735 Imperial Rocky slope, Milkweed Pass, 15.5 miles north of Yuma, on road to Picacho State Recreation Area. (IPB 10/07) 305 Comment
  POM295603  Petalonyx thurberi Lyman Benson 1945-11-11 11964 Imperial West of Junction of Borrego Road and US 99 -30 Comment
  SD200450  Petalonyx thurberi Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16627 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
  UCR1508  Petalonyx thurberi W. R. Moberly 1962-5-13 620513- 01 Imperial Sonoran (Colorado) Desert, 4 mi west of Glamis, along the Brawley to Glamis rd. 91 Comment
  POM98364  Petalonyx thurberi P. A. Munz 1925-5-15 9637 Imperial Mt. Springs Grade. 152 Comment
  SD14565  Petalonyx thurberi subsp. thurberi Frank F. Gander 1936-4-15 1355 Imperial Extreme northwest corner of Imperial County. (IPB 10/07) Comment
  CAS-BOT-BC326835  Peucephyllum schottii Roxana S. Ferris 1928-4-20 7185 Imperial Glamis - Blythe Road about 12 miles south of Midway Well Comment
  LA203889  Peucephyllum schottii Carl Epling; March 1927 sn Imperial near Salton Sea Comment
  RSA235525  Peucephyllum schottii C. W. Tilforth 1972-12-31 710 Imperial C. 1 mile W of Tavertine Rock, at the Riverside-Imperial county line. At sea level. 0 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
  SBBG8668  Peucephyllum schottii H. and M. Dearing -Mar-1926 1925 Imperial near Salton Sea Comment
  SD120992  Peucephyllum schottii Duffie Clemons, Erik Jonsson 1987-4-12 1672 Imperial Locally common in volcanic talus, near Gavilan Wash, Indian Pass ACEC. (IPB 10/07) 960 Comment
  SD250453  Peucephyllum schottii A. C. Sanders, Jim Malusa 2015-3-6 41292 Imperial Sonoran (Colorado) Desert: chocolate Mountains, middle part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 401 Comment
  SEINET13311913  Peucephyllum schottii A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-21 41935 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, north fork of Salvation Wash, 1.1 mi. north of Salvation Pass, US Navy Chocolate Mountains Aerial Gunnery Range. 377 Comment
  UCR211986  Peucephyllum schottii Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-10 16209 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 19 (SP19), vicinity of Palm Wash, Site ASTCRO in sandy arroyo bottom and surrounding mud embankments. 55 Comment
  UCR92595  Peucephyllum schottii F. M. Reed 1926-3-4 5155 Imperial Sonoran (Colorado) Desert, Indian Rock Point (=Indian Picture Rocks, in Reed cardfile), [west] of Salton Sea [= Travertine Rock] 46 Comment
  RSA278762  Phacelia ambigua Bonnie M. Rich 1979-4-20 79032 Imperial on the north side of the All American Canal 1/4 mile W of Power drop 1. Comment
  SBBG87884  Phacelia crenulata A. C. Sanders et al. 1986-3-8 6178 Imperial Yuha Desert, ca. 5 airline mi S of Plaster City in fossil oyster beds along dirt rd ca. 5 mi S of Dunaway Rd exit off Interstate 8 60 Comment
  SD243922  Phacelia crenulata Rick Ernenwein Unknown Imperial Glamis Dunes Comment
  UCR89709  Phacelia crenulata J. M. Stewart 1991-4-13 765 Imperial Sonoran (Colorado) Desert, Ogilby Road, c. 4 mi. south of Hwy 78, [c. 10 miles ENE east of] Glamis 244 Comment
  HSC25125  Phacelia crenulata var. ambigua Richard Spjut 1972-2-15 2192 Imperial Colorado Desert, Hwy. 78 E of the Yuma Sand Dunes Comment
  SD11262  Phacelia crenulata var. ambigua Frank F. Gander 1935-4-17 180 4 Imperial Carriso Creek, southwestern Imperial County. Comment
  SD113323  Phacelia crenulata var. ambigua Darley F. Howe 1958-4-14 2630 Imperial Northwest corner of Imperial County. 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
  SD173136  Phacelia crenulata var. ambigua Larry Hendrickson, L. Louise Jee 2005-4-27 2128 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
  SD190645  Phacelia crenulata var. ambigua Larry Hendrickson, Jon Rebman. 2005-4-15 3127 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  SD200040  Phacelia crenulata var. ambigua Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16320 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides 39 Comment
  UCD120392  Phacelia crenulata var. ambigua S. P. Lynch 1974-7-17 365 Imperial On Hwy. 195 going towards Meca, ca. 5 mi. S of Hwy. 10. 335 Comment
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Sep 13 2016
  UCR165448  Phacelia crenulata var. ambigua 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
  UCR165511  Phacelia crenulata var. ambigua 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
  UCR269605  Phacelia crenulata var. ambigua A. C. Sanders, Jim Malusa 2016-3-14 42180 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd., 8.7 km NE of Siphon 8 on the Coachella Canal, NE of Slab City 201 Comment
  CDA40387  Phacelia crenulata var. minutiflora T. C. Fuller 1962-4-4 8116 Imperial Highway 80 to Jacumba, 6.2 miles west of Ocotillo. 0 Comment
  CDA40388  Phacelia crenulata var. minutiflora T. C. Fuller 1962-4-4 8069 Imperial Highway 98 to Calexico, 8.4 miles west of Ocotillo. 0 Comment
  GMDRC4158  Phacelia crenulata var. minutiflora J. Andre, T. La Doux 2010-3-1 12574 Imperial Borrego Desert region: approx 2.5 mi. northwest of town of Ocotillo along Hwy S-2, at large transmission line crossing. 164 Comment
  GMDRC6912  Phacelia crenulata var. minutiflora J. M. Andre 2015-3-3 31303 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
  SD211418  Phacelia crenulata var. minutiflora Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18879 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
  SEINET208171 Image available Phacelia crenulata var. minutiflora E. K. Balls, PC Everett 1959-3-20 22932 Imperial 15 miles northwest from Ogilby on road to Blythe 259 Comment
  UCR253874  Phacelia crenulata var. minutiflora Jim Andre 2013-3-4 24082 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  SD10719  Phacelia distans Frank F. Gander 1935-3-28 144 7 Imperial Boulder Park on Highway 80; top of Mt. Springs Grade (mak 6/06) Comment
  SD242851  Phacelia distans Donald L. Hazlett 1993-3-13 6740 Imperial 2 mi. S of Ocotillo; Just N of WA 152 Comment
  UCR249856  Phacelia distans T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-3-13 7317 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off road between the well and powerline road 534 Comment
  RSA74839  Phacelia ivesiana var. pediculoides F. W. Peirson 1922-4-12 2856 Imperial 2 miles E of Coyote Well, on El Centro to San Diego road. Comment
  RSA224233  Phacelia minutiflora C. L. Hitchcock 1968-3-12 25444 Imperial 5 mi. NW of Coyote Wells Comment
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Oct 9 2010
  HSC13729  Phacelia neglecta C. L. Hitchcock 1966-3-20 24303 Imperial 20 mi. N of Ogilby, along road to Blythe Comment
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Mar 2 2013
  RSA608213  Phacelia neglecta R. S. Woglum 1941-4-10 2920 Imperial Sonoran Desert: Ogilby to Midway. . Comment
  UCR279121  Phacelia neglecta A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-9 42759 Imperial Sonoran (Colorado) Desert, Mammoth Wash near Hayden's Well, Chocolate Mountains 274 Comment
  UCR85153  Phacelia neglecta A. C. Sanders, O. F. Clarke, D. Crowley, S. Brun, D. Gries 1995-3-14 16105 Imperial Sonoran (Colorado) Desert, Salton Sink, Borrego Badlands, 2.9 mi. east of the San Diego County line on the Borrego-Salton Seaway (S-22), 0.25 mi. SW of VABM Clump (251 ft) 61 Comment
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Jan 20 2009
  RSA74514  Phacelia pachyphylla F. W. Peirson 1941-4-8 13072 Imperial Painted Gorge north of the San Diego to El Centro hwy. Comment
  SD190646  Phacelia pachyphylla Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3231 Imperial Picacho State Recreation Area, Picacho Old Stamp Mill Trail on south side of Colorado River. 70 Comment
  UC650709  Phacelia pachyphylla Frank W. Peirson 1941-4-8 13072 Imperial road to gorge turns n from Boulevard a few mi e of Mountain Springs Grade Painted Gorge Comment
  SD16591  Phacelia pedicellata Allen Keller 1937-3-13 Imperial Painted Gorge Comment
  SD242853  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
  SD28403  Phacelia pediculoides Frank F. Gander 1941-3-20 8985 Imperial Araz Stage Station near Winterhaven Comment
  SD37186  Phacelia pediculoides D. F. Howe 1941-3-21 1264 Imperial Yuma Road east of Holtville Comment
  SEINET10581321  Phacelia ramosissima var. latifolia Nye Leith, Greg Gust 2005-3-5 Nye 16 Imperial Off S2, ca. 6 miles NW of Ocotillo. 349 Comment
  POM356927  Phalaris minor Robert Gustafson 1983-3-28 2476 Imperial Highway 86, about 2 miles before the Allen Road turnoff, west of the Salton Sea. Comment
  POM356928  Phalaris minor Edwin Kline 1920-4-11 s.n. Imperial Near Brawley Comment
  CAS-BOT-BC250713  Phalaris paradoxa W. A. Silveus 1938-6-10 2780 Imperial Imperial Valley just north of El Centro 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
  UCD84493  Pholisma arenarium Chuck Hughes 2010-4-28 145 Imperial 0.9 mile west of I-8. 394 Comment
  RSA446406  Pholisma sonorae D. F. Howe 1964-5-13 10193 Imperial 5 miles W of Glamis Comment
  RSA77813  Pholisma sonorae Mabel Peirson 1932-3-21 9781 Imperial Holtville to Yuma Rd. 61 Comment
  RSA89981  Pholisma sonorae J. C. Roos 1949-4-7 4984 Imperial Between Yuma and Imperial Valley 61 Comment
  UCR123800  Pholisma sonorae Steven R. Hill, K. Kramer 2001-4-27 33499 Imperial Sonoran/Colorado Desert, north side of California Route 78, 1.7 mi west of Glamis (measured from railroad crossing), Algodones Dunes 92 Comment
  RSA700428  Pholistoma auritum var. arizonicum Jon P. Rebman 2001-3-16 7208 Imperial Jacumba Natural Area, In-ko-pah Mountains, near Smuggler s Cove. 1046 Comment
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Jan 23 2012
  UC1790261  Pholistoma auritum var. arizonicum Jon Rebman 2003-5-10 8976 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  CAS-BOT-BC135050  Phoradendron californicum C. L. Hitchcock 1966-3-20 24294 Imperial about 15 mi N of Ogilby along rd. to Blythe 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
  HSC15914  Phoradendron californicum C. L. Hitchcock, C. V. Muhlick 1964-3-21 23227 Imperial 15 mi. N of Glamis on road to Blythe Comment
  JEPS42591  Phoradendron californicum J. Burt-Davy 1902-3-28 7981 Imperial New River bottoms Calexico Comment
  POM123003  Phoradendron californicum Marcus E. Jones 1924-2-7 s.n. Imperial Salton Sink near Oasis. Comment
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Sep 4 2012
  RSA11912  Phoradendron californicum Elmer I. Applegate 1910-4-8 3325 Imperial East bank of New River, Brawley. Comment
  SD250544  Phoradendron californicum Louis C. Wheeler 1956-12-30 7245 Imperial Near All American Canal. Comment
  UCR264797  Phoradendron californicum Jon P. Rebman, J. LaGrange, Warren Schmidtmann 2014-9-24 28704 Imperial Sonoran (Colorado) Desert, northeast of the Algodonnes Dunes, along Ogilby Road (S34) between I-8 and Hwy 78, in wash just south of Indian Pass Road 190 Comment
  UCR266567  Phoradendron californicum A. C. Sanders, J. Malusa 2016-1-22 41945 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range 412 Comment
  UCR266728  Phoradendron californicum A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41922 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range 263 Comment
  RSA420761  Phoradendron californicum Edwin Kline 1920-4-11 s.n. Imperial [Unspecified] Comment
  UC1333281  Phoradendron densum Charles B. Fiker 1947-4-21 3780 Imperial Coyote Wells area, w. side Colorado Desert Colorado Desert, Coyote Wells area Comment
  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
  RSA603960  Phragmites australis L. C. Wheeler 1956-12-28 7244 Imperial Mouth of Alamo River. Comment
  UCD89846  Phragmites australis F. M. Reed 1930-2-5 6762 Imperial south of Brawley. 45 Comment
  UCD126734  Physalis acutifolia L. Beaty 1924-9-25 s.n. Imperial Melloland, El Centro. Comment
  RSA696655  Physalis crassifolia LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1330 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  SD262373  Physalis crassifolia A. C. Sanders, Jim Malusa 2017-3-12 42839 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, Pegleg Well near Pegleg Mine. 423 Comment
  SD79828  Physalis crassifolia Helen V. Witham 1970-12-14 1183 Imperial In-Ko-Pah Gorge 399 Comment
  UC484271  Physalis crassifolia C. B. Wolf 1931-3-12 Imperial 13 mi from Niland (on road to Beal Well) 182 Comment
  UCR134132  Physalis crassifolia June Latting 1967-3-26 s.n. Imperial Sonoran (Colorado) Desert, Painted Gorge, Coyote Mountains 305 Comment
  UCR239486  Physalis crassifolia A. C. Sanders, Mitch Provance 2012-10-24 40472 Imperial Sonoran (Colorado) Desert, eastern edge of Chocolate Mountains Aerial Gunnery Range on powerline road 0.1 mi. east of jct. with old Niland-Blythe Rd. 627 Comment
  UCR266748  Physalis crassifolia A. C. Sanders, Jim Malusa 2016-1-23 41980 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well 473 Comment
  UCR50960  Physalis crassifolia George K. Helmkamp 1988-2-28 s.n. Imperial Sonoran (Colorado) Desert, at end of a dirt road c. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98 153 Comment
  UCR33533  Physalis crassifolia var. crassifolia Sears 1978-3-15 782 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 9 mi. NE of Glamis, 2 mi. SW of Blythe - Ogilby Road Junction 396 Comment
  UCR279050  Physaria tenella A. C. Sanders, Jim Malusa 2017-3-9 42773 Imperial Sonoran (Colorado) Desert, plateau above slot canyon near head of Mammoth Wash, Chocolate Mountains 506 Comment
  HSC99815  Pilostyles thurberi Jim Andre, T. La Doux 2010-3-1 12579 Imperial Borrego Desert region, 2.5 mi. NW of Ocotillo along Hwy. S-2, at large transmission line crossing 164 Comment
  POM273347  Pilostyles thurberi Eva Wilson 1946-1-20 s.n. Imperial 30 west of El Centro. Comment
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Jan 18 2016
  POM301972  Pilostyles thurberi L. N. Goodding 1943-10-28 43 -79 Imperial 57 miles south of Indio 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
  RSA182928  Pilostyles thurberi Robert L. Rutherford 1965-5-1 272 Imperial Pinto Wash, 2 miles SW of Hwy 98; sea level Comment
  RSA182934  Pilostyles thurberi Robert L. Rutherford 1964-11-29 251 Imperial North side of Pinto Wash, 1 mile south of Hwy 98 15 Comment
  RSA43067  Pilostyles thurberi Eva Wilson 1946-01 s.n. Imperial Near Ocotillo, between Coyote Mountain and Hwy 80 Comment
  RSA668033  Pilostyles thurberi Robert L. Rutherford 1963-11-30 12 Imperial Pinto Wash, 7.7 miles west of Mount Signal on Hwy 98; Comment
  RSA668041  Pilostyles thurberi Robert L. Rutherford 1963-11-29 3 Imperial 0.6 miles south of San Felipe Creek on Hwy 99 Comment
  RSA688035  Pilostyles thurberi Robert L. Rutherford 1963-11-30 10 Imperial Pinto Wash, 7.7 miles west of Mount Signal on Hwy 98; Comment
  UC690661  Pilostyles thurberi L. N. Goodding 1943-10-28 43 -19 Imperial 57 mi s Indio Comment
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Feb 10 2008
  UCD137671  Pilostyles thurberi Robert F. Thorne; R. K. Benjamin 1963-5-23 31824 Imperial Colorado Desert, 0.6 - 0.7 mile south of San Felipe Creek west of Salton Sea along Hwy 99. Comment
  UCR150174  Pilostyles thurberi A. C. Sanders, P. J. MacKay, Tim Thomas, E. J. Lawlor, et al. 2005-1-17 29072 Imperial Sonoran (Colorado) Desert, Salton Basin, 0.6 mi. east of Hwy 86 on Salton Sea Test Base Rd., south of Salton City -3 Comment
  UCR217783  Pilostyles thurberi Jim Andre, T. La Doux 2010-3-1 12579 Imperial Colorado (Sonoran) Desert, Borrego Desert, c. 2.5 mi northwest of town of Ocotillo, along Hwy S-2, at large transmission line crossing 164 Comment
  UCSB21254  Pilostyles thurberi Keefe, Joseph 1967-3-24 Imperial Along California Highway 86, 0.8 mile south of junction with California Highway 78, southwest of Salton Sea -45 Comment
  RSA0110618  Pilostyles thurberi R. F. Thorne, Walter Wisura, Paul Peterson, Carol Annable 1984-4-27 58268 Imperial Near junction of Hwy 86 (Blood Alley) and road to US Navy Salton Sea Test Base, ca. 10.4 miles S. of Salton City. Comment
  SEINET3831807  Pinus quadrifolia Jon P. Rebman, Mike Simpson 1997-1 4123 Imperial Jacumba Wilderness, In-Koh-Pah Mountains; Smugglers Cave area south of Mountain Spring; Comment
  SD155818  Plagiobothrys arizonicus Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7229 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon, just east of the microwave towers. (IPB 10/07) 1200 Comment
  UCD124373  Plantago arenaria L. N. Goodding; C. Reeder 1943-6-20 s.n. Imperial U. S. Yuma Field Station; Bard, California. Comment
  CDA42155  Plantago ovata R. A. Flock 1977-4-1 s.n. Imperial Holtville. 0 Comment
  JEPS22148  Plantago ovata Rimo Bacigalupi with Paul Hutchison 1958-2-18 6161 Imperial 4.5 mi s Palo Verde settlement (in arroyo running e-ward into Laguna Palo Verde, at ne base of the Palo Verde Mts.); Palo Verde Mts. 88 Comment
  RSA0013098  Plantago ovata Duncan S. Bell, Kim Clark, Megan Ferguson, Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4556 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  SD173081  Plantago ovata Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-4-14 1916 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
  SD200116  Plantago ovata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16309 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
  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
  SDSU1037  Plantago ovata Don Hunsaker II 1962-3-31 Imperial 1 mile E of Plaster City. 27 Comment
  UCR104609  Plantago ovata B. G. Pitzer 1998-2-2 3485 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  UCR269523  Plantago ovata A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-3 42012 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash area, along dirt road to Hayden Well from Ted Kipf Rd. 201 Comment
  RSA0092012  Plantago ovata var. fastigiata Jim M. Andre 2015-3-3 31293 Imperial Eastern base of Jacumba Mountains, 1.3 mi. south of Hwy 98, approx. 2 mi. south of Ocotillo. Volcanic gravelly hills at margin of sandy wash at wilderness boundary. 246 Comment
  RSA101790  Plantago ovata var. fastigiata R. Weatherby 1950-3-4 1035 Imperial 19 miles east of Holtville, on Hwy 80 61 Comment
  RSA289282  Plantago ovata var. fastigiata Charles Convis 1980-4-10 160 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
  RSA402274  Plantago ovata var. fastigiata Edwin Kline 1920-4-11 s.n. Imperial Desert Comment
  RSA402276  Plantago ovata var. fastigiata H. de Forest, J. Rupel 1932-12-19 16337 Imperial Near Kane Springs [5 miles north of Kane Springs] Comment
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Jan 8 2019
  RSA489394  Plantago ovata var. fastigiata 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 30 Comment
  SD256770  Plantago ovata var. fastigiata J. M. Andre 2013-3-4 24067 Imperial Cargo Muchacho Mountains; southeast side of range, approx 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 mile north of junction Interstae 8. (Araz 7.5'Q) 157 Comment
  SEINET922355  Plantago ovata var. fastigiata Steven P. McLaughlin 1998-1 7375 Imperial Picacho Wash below All American Canal. 60 Comment
  UCD124544  Plantago ovata var. fastigiata Robert F. Thorne; Robert Rutherford 1964-4-10 33587 Imperial 1 mile SE of Glamis on road to Ogilby. Comment
  UCSB12497  Plantago ovata var. fastigiata Corfman, Nancy 1961-3-4 Imperial 2 miles north of Mt. Signal; 15 miles west of Calexico; off Highway 89 Comment
  UCD124546  Plantago ovata var. insularis Gary Wallace 1966-2-22 62 Imperial Travertine Point, between Indio and Salton City. Comment
  JEPS75358  Pleuraphis rigida L. R. Heckard 1976-3-15 4224 Imperial along route 78, 0.8 mi e San Diego County line Comment
  POM194917  Pleuraphis rigida Roxana S. Ferris 1928-4-22 7178 Imperial 5 miles south Midway Well on the Blythe/Glamis Rd Comment
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Oct 23 2011
  RSA682681  Pleuraphis rigida Scott D. White, Michael Honer 2003-5-3 9171 Imperial Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mtns; south of the operating US Gypsum quarries. 152 Comment
  RSA700267  Pleuraphis rigida LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1226 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  CAS-BOT-BC326631  Pleurocoronis pluriseta Roxana S. Ferris; Ruth P. Rossbach 1938-5-18 9633 Imperial Upper end of Painted Gorge, Carisso Mountains Comment
  SEINET3239883  Pleurocoronis pluriseta Larry Hendrickson, Jon Rebman, et al. 2005-1 3159 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 43 Comment
  UC484211  Pleurocoronis pluriseta C. B. Wolf 1931-3-14 Imperial Mountain Spring Grade 274 Comment
  UCR266747  Pleurocoronis pluriseta A. C. Sanders, Jim Malusa 2016-1-23 41966 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well 473 Comment
  CAS-BOT-BC356100  Pluchea odorata Malcom A. Nobs; S. Galen Smith 1948-9-5 548 Imperial Canal above Laguna Dam, Lower Colorado River Comment
  UCD134956  Pluchea odorata var. odorata A. S. Crafts 1944-8-29 s.n. Imperial Imperial Irrigation District. Comment
  UCR49369  Pluchea purpurascens Theo Glenn, J. M. Stewart 1984-9-30 s.n. Imperial Sonoran (Colorado) Desert, Wister waterfowl area, S end of the Salton Sea, near Niland. Comment
  SEINET2046081  Pluchea sericea Henry Kesner, Raul Puente 2002-5-24 HAK- 4 Imperial Desert Botanical Garden, Phoenix, 33deg 27'33'' N, 111deg 56'35'' W, 1100 feet elev; Plants and People of the Sonoran Desert Trail, pond; accession number 1988 0476 01, cultivated plant, originally collected by McCaughlin s.n., CA, Imperial County. 335 Comment
  UC1192104  Pluchea sericea Malcolm A. Nobs and S. Galen Smith 1948-9-3 514 Imperial 4 mi s Calipatria; Imperial Valley, Imperial State Game Refuge 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
  UCR264772  Pluchea sericea Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-25 28815 Imperial Sonoran (Colorado) Desert, Colorado River, south of Milpitas Wash, east of Hwy 78, south of Palo Verde & SE of Palo Verde Mountains, south of Walter's Camp, on BLM land on the west side of the Colorado River near the end of Walter's Camp Road 105 Comment
  UCR61925  Pluchea sericea D. F. Howe 1980-4-13 s.n. Imperial Sonoran (Colorado) Desert, 3 miles south of Highway 8 on Andrade Road 38 Comment
  SEINET7990434  Pluchea sericea Jon P. Rebman 2000-4-20 6551 Imperial California EUA, E of Brawley and Just N of Highway Comment
  UCR103618  Poa annua George K. Helmkamp 1997-2-1 1295 Imperial Sonoran (Colorado) Desert, Imperial Valley, SW of Niland along Sinclair Rd and just east of Hatfield Rd. -55 Comment
  SD155867  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. (IPB 10/07) 1000 Comment
  CAS-BOT-BC236335  Poa secunda subsp. secunda S. B. Parish; W. F. Parish 1882-4-1 1548 Imperial [Unreadable] Comment
  SD162646  Poa secunda subsp. secunda Jon Rebman, Mark Miller 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
  SEINET3087972 Image available Polygonum arenastrum Jon Rebman, Maggie Loy 1996-10-27 3755 Imperial South of Palo Verde: Palo Verde Valley area, along agricultural fields just west of the Colorado River. 5 Comment
  UC1192349  Polygonum argyrocoleon Malcolm A. Nobs and S. Galen Smith 1948-9-4 530 Imperial 5 mi n Westmoreland (along ditches); Imperial Valley Comment
  UCR107988  Polygonum persicaria Jon P. Rebman, Adrienne Russell 1997-9-6 4186 Imperial Sonoran Desert, Along Hwy 98, approximately 6 mi east of Calexico 1 Comment
  UCD91302  Polypogon monspeliensis Beecher Crampton 1962-5-23 6468 Imperial Meloland Store, along U.S. Hwy. 80. Imperial Valley. Comment
  POM128747  Populus fremontii F. W. Peirson 1927-4-15 7203 Imperial Low land along Colorado River, near Ft. Yuma. Comment
  POM197426  Porophyllum gracile Roxana S. Ferris 1928-4-21 7169 Imperial Between Glamis and Midway Well. Comment
  UCR277555  Prenanthella exigua Mitch Provance 2008-3-15 10070 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
  SD129543  Proboscidea althaeifolia A. C. Sanders 1989-9-26 9515 Imperial Chocolate Mountains Aerial Gunnery Range, Explosive Ordinance Disposal campsite, 1 km west of the end of Dietz Road, wash on an alluvial fan ca. 3 km southeast of the southern end of the Little Mule Mountains, on wash bank. 324 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
  UCR242308  Proboscidea althaeifolia A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40358 Imperial Sonoran (Colorado) Desert, BLM Rd. 549, 0.16 mi. west of Bradshaw Trail, 0.2 mi. east of Indian Well 512 Comment
  UCR58882  Prosopis Robert McKernan, A. C. Sanders 1989-2-16 s.n. Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Surveyor's Pass Comment
  UCR264445  Prosopis glandulosa A. C. Sanders, Jim Malusa 2015-9-7 41801 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
  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
  RSA289316  Prosopis glandulosa var. torreyana Charles Convis 1980-4-10 183 Imperial Colorado Desert, Western Salton Basin, 27 km due WNW of Westmorland. Flats 0-2 km E of confluence of Carrizo and San Filipe Creeks. -35 Comment
  RSA517273  Prosopis glandulosa var. torreyana R. McKernan, A. C. Sanders 1989-2-16 s.n. Imperial Chocolate Mts Aerial Gunery Range, Surveyor's Pass. Comment
  RSA702722  Prosopis glandulosa var. torreyana Tim Thibault 2004-4-22 235 Imperial Southern terminus of S34 0 Comment
  SBBG87946  Prosopis glandulosa var. torreyana A. C. Sanders, Charlton, Pitzer, Wright 1986-3-10 6265 Imperial N foot of Mount Signal, just N of the international boundary, 1.43 mi W of Mt Signal Rd on BLM Rd Y2918 60 Comment
  SD128673  Prosopis glandulosa var. torreyana Darley F. Howe 1980-4-13 Imperial 3 miles south of Highway 8 on Andrade Road Comment
  UC495329  Prosopis glandulosa var. torreyana Philip A. Munz and C. L. Hitchcock 1932-4-5 12138 Imperial 2 mi n Cargo Muchacho Mountains Comment
  UCD108226  Prosopis glandulosa var. torreyana R. Tofsrud 1951-4-26 s.n. Imperial West of El Centro in desert. Comment
  CDA29292  Prosopis pubescens J. Dorshorst Jul 2009 CA 960 Imperial Algodones Sand Dunes. Elevation: 233 feet. 0 Comment
  RSA175237  Prosopis pubescens R. F. Thorne 1963-5-23 31827 Imperial 0.7 miles S of San Felipe Creek, W of Salton Sea along Hwy 99 -61 Comment
  RSA348746  Prosopis pubescens L. H. Jones 1910-4-28 348746 Imperial First bottom, Potholes, Colorado River, Imperial County Comment
  RSA615263  Prosopis pubescens Jon P. Rebman 1996-10-25 3722 Imperial South of Seeley: at Fig Lagoon. Comment
  SD139575  Prosopis pubescens Jon P. Rebman, Maggie Loy 1996-10-25 3722 Imperial South of Seeley, at Fig Lagoon. Comment
  CAS-BOT-BC151110  Prunus fremontii C. B. Wolf 1931-3-14 1903 Imperial Mountain Springs Grade 457 Comment
  CAS-BOT-BC356313  Psathyrotes ramosissima Ira L. Wiggins 1941-3-24 9613 Imperial 6 miles northeast of Niland on road to Beal Well 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
  RSA472315  Psathyrotes ramosissima M. B. Dunkle 1932-3-26 2940 Imperial Kane Springs, Colorado Desert Comment
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Nov 3 2011
  UCR18000  Psathyrotes ramosissima Martha Hilend 1928-3-24 s.n. Imperial Sonoran (Colorado) Desert, wash [=Coral Wash] north of PalmWash -9 Comment
  CAS-BOT-BC353602  Psorothamnus emoryi Munz; Street; Williams 1919-3-27 2355 Imperial Salton Sea 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
  POM184592  Psorothamnus emoryi Philip A. Munz 1932-4-4 12113 Imperial Sandy wash 5 mi. N.W. of Dixieland. 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
  RSA151109  Psorothamnus emoryi Peter H. Raven 1962-4-19 17380 Imperial 0.8 miles southeast of Kane Springs -46 Comment
  RSA336143  Psorothamnus emoryi Robert F. Thorne 1978-4-30 52096 Imperial Near Salton Sea: along Hwy 86 near entrance to Salton Sea Naval Base, SSE of Salton Sea. -61 Comment
  SBBG22980  Psorothamnus emoryi D. Myrick 1965-2-26 1041 Imperial near Westmoreland 60 Comment
  SBBG54854  Psorothamnus emoryi D. Keil, M. McLeod, D. Walters 1977-3-27 12046 Imperial St Hwy 78, 2 mi W of jct with St Hwy 86 -30 Comment
  SBBG87796  Psorothamnus emoryi A. C. Sanders 1986-3-9 6218 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
  SD143886  Psorothamnus emoryi B. Pitzer 1997-10-18 3322 Imperial Immediately south of highway I-8 at the Ogilby road entrance 91 Comment
  UC494472  Psorothamnus emoryi P. A. Munz and C. L. Hitchcock 1932-4-4 12113 Imperial 5 mi nw Dixieland; nw of Dixieland Comment
  UCR278737  Psorothamnus emoryi Onkar Singh, B. Huttar 2015-3-14 5073 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  UCR99993  Psorothamnus emoryi B. G. Pitzer 1997-10-18 3322 Imperial Sonoran (Colorado) Desert, Immediately south of Hwy I-8 at the Ogilby Road entrance to the freeway; S end of Algodones Dunes. 91 Comment
  SD14572  Psorothamnus emoryi var. emoryi Frank F. Gander 1936-4-15 1367 Imperial north west corner of county Comment
  RSA0053488  Psorothamnus emoryi var. emoryi Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  SD120058  Psorothamnus polydenius Duffie Clemons, Erik Jonsson 1986-10-19 1565 Imperial Coyote Mountains, only two seen, in dry sandy stony soil in un-named wash. Comment
  POM28906  Psorothamnus schottii Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA0104187  Psorothamnus schottii Duncan S. Bell, Evan Meyer 2015-5-5 8192 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness area, to the north of Meyer Valley; approximately 3.5 air miles northeast of Mountain Spring. 423 Comment
  RSA643307  Psorothamnus schottii R. D. Goeden, D. W. Ricker 1971-3-2 s.n. Imperial Salton Trough: Signal Mountain, 1.5 mi. S of Hwy 98 and 0.5 mi. W of Mount Signal Rd. 15 Comment
  UCR109574  Psorothamnus schottii R. D. Goeden, Don W. Ricker 1971-3-2 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
  RSA0011388  Psorothamnus spinosus Duncan S. Bell 2013-3-24 4650 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
  RSA289334  Psorothamnus spinosus Charles Convis 1980-4-9 145 Imperial 27 km due WNW of Westmorland. -21 Comment
  SD201091  Psorothamnus spinosus Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3179 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
  SD201093  Psorothamnus spinosus Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3168 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
  SD250662  Psorothamnus spinosus Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28734 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
  SEINET12155967  Psorothamnus spinosus E. A. Purer 1934-1 5655 Imperial Shore of Colorado River, N of Yuma, near Picacho Mine Comment
  SD14045  Pterostegia drymarioides Frank F. Gander 1936-3-14 847 Imperial Boulder Park - top of Mt. Springs Grade Comment
  SD200193  Pterostegia drymarioides Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16371 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
  SD242941  Pterostegia drymarioides 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  RSA708293  Quercus cornelius-mulleri Jon P. Rebman, D. Silverman, B. Lauri, Oscar Solis 2001-4-13 7243 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon. 1150 Comment
  SD19731  Quercus cornelius-mulleri Frank F. Gander 1937-10-27 4662 Imperial Boulder Park Comment
  UC1787757  Rafinesquia californica Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7216 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 Comment
  SBBG87818  Rafinesquia neomexicana A. C. Sanders, D. Charlton, B. Pitzer, W. Wright 1986-3-10 6247 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
  SD199865  Rafinesquia neomexicana Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16569 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
  SD199866  Rafinesquia neomexicana Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16162 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
  SD200342  Rafinesquia neomexicana Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16825 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
  SD242732  Rafinesquia neomexicana 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  SD73527  Rafinesquia neomexicana Helen V. Witham 1970-3-1 674 Imperial Davies Valley 199 Comment
  SEINET10672405  Rafinesquia neomexicana Greg Gust, Leith Nye 2005-3-4 Gust 484 Imperial Off of Hwy 78 on Black Mountain Rd. ca. 3 mi. from HWY 78 intersection at dry wash approaching Black Mountains. 363 Comment
  SD144377  Ribes indecorum Jon P. Rebman, Melanie Howe 1997-4-5 3910 Imperial Jacumba Natural Area, east of Jacumba and southeast of Inkopah, Smuggler's Cave area. (IPB 10/07) 900 Comment
  SEINET8000720  Ribes indecorum Jon P. Rebman 1997-4-5 3910 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  UCR107936  Ribes indecorum Jon P. Rebman, Melanie Howe 1997-4-5 3910 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area: east of Jacumba and SE of Inkopah: Smugglers Cave Area 900 Comment
  RSA0023172  Ribes quercetorum Jon P. Rebman 2001-3-16 7199 Imperial Jacumba Natural Area, In-ko-pah Mountains, near Smuggler s Cove. 1046 Comment
  UCR155792  Ribes quercetorum Jon P. Rebman 2001-3-16 7199 Imperial Peninsular Range/Sonoran (Colorado) Desert, Jacumba Natural Area. In-Ko-Pah Mountains near Smuggler's Cove 1046 Comment
  JEPS53846  Rorippa curvisiliqua S. B. Parish 1912-10-21 8295 Imperial Ft. Yuma Colorado River, Ft. Yuma Comment
  CAS-BOT-BC74805  Rorippa palustris var. palustris S. B. Parish 1912-10-21 8299 Imperial Colorado River. Yuma. Comment
  UCR104881  Rumex obtusifolius George K. Helmkamp, E. Helmkamp 1998-2-10 2687 Imperial Sonoran (Colorado) Desert, SE Salton Sea, vicinity of Wister, drainage ditch at the jct of Pound & Davis Streets. -66 Comment
  RSA511257  Rumex pulcher A. C. Sanders 1988-11-6 8756 Imperial Imperial Valley, NW of Brawley along Kalin Rd. between Fredricks and Walker Roads. 46 Comment
  CAS-BOT-BC454118  Ruppia cirrhosa H. Walton Clark 1929-6-14 s.n. Imperial San Felipe Creek at bridge on highway to Westmoreland Comment
  CAS-BOT-BC454120  Ruppia cirrhosa S. B. Parish 1912-10-18 8223 Imperial Salton Basin. Water of Salton Creek, near Seeley Comment
  UC165057  Salix exigua S. B. Parish 1912-6-30 8092 Imperial Meloland; Colorado Desert, Imperial Valley Comment
  UC494332  Salix exigua Mrs. H. P. Bracelin 1932-4-13 607 Imperial 22.5 km. n of Brawley -35 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-BC107844  Salix gooddingii Alice Eastwood 1932-4-25 18648 Imperial Imperial Valley. Comment
  LA208665  Salix gooddingii Mrs. H. P. Bracelin; 1932-4-14 611 Imperial near bridge over New River, Calexico -7.5 Comment
  SBBG58904  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 613 Imperial 6.5 km W of Calexico -6 Comment
  SBBG58906  Salix gooddingii Mrs. H. P. Bracelin 1932-4-13 609 Imperial irrigation ditch, 22.5 km N of Brawley -35 Comment
  SD1040  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 611 Imperial Near bridge over New River, Calexico -7 Comment
  SD114300  Salix gooddingii Darley F. Howe 1941-3-22 1313 Imperial Along canal east of Calipatria Comment
  SD125061  Salix gooddingii Steven P. McLaughlin, Janice E. Bowers 1985-2-15 2847 Imperial Along Colorado River, 3.6 miles north of Laguna Dam. 46 Comment
  UC494341  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 611 Imperial near bridge over New River Calexico Comment
  UC498793  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 612 Imperial near bridge over New R. Calexico Comment
  CAS-BOT-BC126276  Salix sessilifolia Roxana S. Ferris 1918-6-20 1030 Imperial Colorado River bottoms 10 miles from Yuma Comment
  CAS-BOT-BC176900  Salsola tragus Paul F. Covel 1941-4-8 1951 Imperial Near Niland Comment
  SD184422  Saltugilia australis Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7213 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 Comment
  UC1952673  Saltugilia australis Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7213 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 Comment
  SD144368  Salvia apiana Jon P. Rebman, Melanie Howe 1997-4-5 3919 Imperial Jacumba Natural Area: E of Jacumba and SE of Inkopah: Smuggler's Cave area 900 Comment
  UCR41500  Salvia apiana A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6281 Imperial Peninsular Range/ Sonoran (Colorado) Desert, South side of old highway at Mountain Springs Road exit from Hwy I-8, c. 1/3 mile east of town of Mountain Springs, at head of Myer Creek 673 Comment
  SDSU7481  Salvia columbariae H. Wedberg 1962-4-7 876 Imperial About 10 miles E from Jacumba on the raod to El Centro; about half way down the Mtn . Springs grade. 610 Comment
  SEINET10389886  Salvia columbariae A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-14 42187 Imperial Chocolate Mountains, c. 0.42 km north of Beal Well along old Niland-Blythe Rd. 422 Comment
  UCR269601  Salvia columbariae A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-14 42187 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.42 km north of Beal Well along old Niland-Blythe Rd. 423 Comment
  CAS-BOT-BC233328  Salvia vaseyi C. B. Wolf 1931-5-29 2188 Imperial 1/2 mile below Mountain Springs 457 Comment
  POM211371  Salvia vaseyi Carl B. Wolf 1931-5-29 2188 Imperial 1/2 mile below Mountain Springs. 457 Comment
  RSA0121535  Salvinia minima Rick E. Riefner Jr. 2009-9-24 9 -203 Imperial Near Heber, northwest of Calexico, Ware Road at Jasper Road, Central Main Canal; west of Highway 111. 6 Comment
  CAS-BOT-BC334496  Salvinia molesta R. E. Riefner, Jr. 2013-8-1 13 -166 Imperial Winterhaven, Reservation Main Drain, Miguel Rd. at Picacho Rd. 45 Comment
  CDA20519  Salvinia molesta P. Cason, M. Mizumoto 2004-10-7 PDR 1403569 Imperial Elder Canal at Heim Rd, El Centro. 0 Comment
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Feb 6 2009
  RSA769291  Salvinia molesta Rick E. Riefner Jr. 2009-9-25 09 -206 Imperial Near Bard, Ross Road and Baseline Road at the Reservation Main Drain 37 Comment
  SD253318  Salvinia molesta R. E. Riefner Jr. 2013-8-1 13 166 Imperial Winterhaven, Reservation Main Drain, Miguel Road at Picacho Road. 45 Comment
  RSA0060368  Schismus arabicus Duncan S. Bell 2012-3-24 3272 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
  SD191749  Schismus arabicus Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14374 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
  UCD148346  Schismus arabicus G. D. Barbe; H. Burke, Wm. Cross, E. Sleeper, T. Seeno 1983-4-14 4059 Imperial west bank of Coachella Canal, 6.1 miles south of Highway 78, southwest of Glamis. Comment
  SEINET7048039  Schismus barbatus Steven R. Hill, Kate Kramer 2001-4-27 33510 Imperial North side of California Route 78, 1.7 miles west of Glamis (measured from railroad crossing), Algodones Dunes. Elevation about 302 feet. Comment
  SBBG35072  Schoenoplectus americanus T. L. Secrest 1948-4-8 Imperial Imperial Valley Comment
  UCSB10727  Schoenoplectus californicus Corfman, Nancy 1961-3-5 Imperial 1/2 mile south of Seeley; on shore of Sun Beam Lake Comment
  UCR50307  Schoenoplectus pungens var. longispicatus S. P. McLaughlin, J. E. Bowers, Ken Hall 1986-9-25 4171 Imperial Sonoran (Colorado) Desert, W shore of Colorado River, sandbar just below bridge 73 Comment
  CAS-BOT-BC364119  Senecio mohavensis Roxana S. Ferris 1928-4-18 7086 Imperial 3 miles from Mountain Springs on Coyote Wells Rd Comment
  POM147596  Senecio mohavensis Marcus E. Jones 1927-4-16 s.n. Imperial Travertine Point, near Salton Sea. Comment
  SD144900  Senecio mohavensis Jon Rebman, A. Salywon & C. Christy 1998-3-21 4926 Imperial Davies Valley area; south of Ocotillo and south of Hwy. 98 149 Comment
  SD199875  Senecio mohavensis Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16369 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
  SD199876  Senecio mohavensis Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16388 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
  SD200344  Senecio mohavensis Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16661 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
  SD242737  Senecio mohavensis 1993-3-11 Imperial Shell Canyon Comment
  SEINET7990687  Senecio mohavensis Jon P. Rebman 1998-3-21 4926 Imperial California EUA, Davies Valley area; S of Ocotillo 150 Comment
  RSA0012804  Senecio mohavensis Steve Boyd 1986-2-6 1217 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
  SD200404  Senegalia greggii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16624 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
  SD201083  Senegalia greggii Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3178 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), in Palm Wash, site FOUSPL, in wash. 99 Comment
  SD250668  Senegalia greggii Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28705 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
  SD250498  Senna armata A. C. Sanders, T. B. Salvato 2013-5-9 40833 Imperial Sonoran (Colorado) Desert: Chuckawalla Bench, south of Chuckwalla Mountains, along BLM road 620 (E-W powerline road), c. 3.65 km east of road 552, 2.3 km SE of Raineys Well (Chuckwall Spring 7.5'Q) 486 Comment
  SD73540  Senna armata Helen V. Witham 1970-3-1 677 Imperial Davies Valley 199 Comment
  UCR269825  Senna armata A. C. Sanders, Jim Malusa 2016-3-17 42342 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
  RSA643202  Sesbania exaltata J. P. Rebman, Adrienne Russel 1997-9-6 4181 Imperial West of Calexico; junction of Brockman Road & Highway 98; along irrigation ditch. 1 Comment
  SD142410  Sesbania herbacea Jon P. Rebman, Adrienne Russell 1997-9-6 4181 Imperial West of Calexico: junction of Brockman Road & Hwy. 98; along irrigation ditch 0 Comment
  UCR55989  Sesbania herbacea A. C. Sanders 1988-11-6 8751 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
  CAS-BOT-BC438183  Sesuvium verruc