Search Results — 2000 specimen records retrieved (1922 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CDA23842  Abronia villosa T. C. Fuller 1962-4-4 8045 Imperial 0.2 mile south of Highway 98, 11 miles west of Calexico. 0 Comment
  HSC16143  Abronia villosa C. L. Hitchcock, C. V. Muhlick 1964-3-19 23141 Imperial 8 mi. S of Ocotilla Well, on road to Fish Lake. Comment
  JEPS61232  Abronia villosa S. B. Parish 1912-10-19 8294 Imperial Salton Basin, Calexico Comment
  POM194916  Abronia villosa Roxana S. Ferris 1928-4-19 7127 Imperial 3 miles from Grays Well on Holtville Road. Comment
  RSA229852  Abronia villosa Ruth Wilson 1968-3-22 1045 Imperial at the edges of the Sand Hills dunes but not in the deeper more actively moving sands. Where Hwy S58 crosses the Coachella Canal. Comment
  RSA278758  Abronia villosa Bonnie M. Rich 1979-4-3 79036 Imperial South of designated keep trail. Comment
  RSA48300  Abronia villosa E. K. Balls 1949-4-3 12935 Imperial Near Grays Well on Highway 80 between Holtville and Yuma, Colorado Desert. 76 Comment
Read comments
Oct 19 2007
  SBBG1869  Abronia villosa R. Moran 1958-3-1 6512 Imperial Pinto Wash 75 Comment
  SD250521  Abronia villosa June Latting 1973-2-18 Imperial Sonoran Desert, Yuha Desert: sand pit area on Yuha Cutoff, Hwy 98, west of Calexico (Mount Signal 7.5'Q) 22 Comment
  UC1282038  Abronia villosa T. J. Crovello 1963-12-14 261 Imperial 5 mi e Ocotillo (along state hwy 78) Comment
  UCD109837  Abronia villosa T. R. Van Devender; J. I. Mead 1977-11-8 s.n. Imperial Algodones Dunes, ca. 17 miles west of Yuma on I-8. Comment
  UCR103360  Abronia villosa George K. Helmkamp, E. Helmkamp 1998-1-24 2590 Imperial Sonoran (Colorado) Desert, Along Hwy US-186, 1.6 mi. NE of the Mexican Border & Andrade. 61 Comment
  UCR122299  Abronia villosa June Latting 1973-2-18 s.n. Imperial Sonoran (Colorado) Desert, Yuha Desert, sand pit area on Yuha Cutoff, Hwy 98, west of Calexico 30 Comment
  RSA69969  Abronia villosa var. villosa F. W. Peirson 1927-4-15 7205 Imperial near Colorado River, Ft. Yuma Comment
  SD242875  Abronia villosa var. villosa 1993-3-7 Imperial Pinto Wash at 98 Comment
  SD242876  Abronia villosa var. villosa Kerry Schwartz 1993-1-5 Imperial [Locality determined by SDNHM] North of US Naval Reservation Comment
  UCR120507  Abronia villosa var. villosa George K. Helmkamp, E. A. Helmkamp 2001-3-17 6272 Imperial Colorado Desert., Small canyon parallel to and south of I-8, 2.1 mi east of Sidewinder Rd. 76 Comment
  UCR241284  Abronia villosa var. villosa A. C. Sanders, Ann Howald 2013-2-28 40574 Imperial Sonoran (Colorado) Desert, west side of the Imperial Valley, 8.75 km west of Mt. Signal/Brockman Rd. along Hwy 98 25 Comment
  UCR33577  Abronia villosa var. villosa Sears 1978-3-15 750 Imperial Sonoran (Colorado) Desert, 0.5 mi. west of Brock Research Station Experimental Farm #2. 40 Comment
  OBI38806  Acacia greggii A. C. Sanders, Pitzer, Wright, Charleton, Weir, Bramlett, et al 1986-3-9 6237 Imperial Painted Gorge, 5.1 mi N of S-80 on painted Gorge Rd, ca. 5 mi NE of Ocotillo 152 Comment
  HSC4039  Achyronychia cooperi C. L. Hitchcock, C. V. Muhlick 1964-3-19 23139 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  RSA423478  Achyronychia cooperi Christopher Davidson 1979-4-28 7775 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob 79 Comment
  RSA423479B  Achyronychia cooperi N. C. Cooper 1949-3-16 3065 Imperial Calexico. -15 Comment
  SD199971  Achyronychia cooperi Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16195 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 20 (SL20), Palm Wash, Site BRATOU in sandy arroyo bottom and surrounding rocky mud embankments 45 Comment
  SD28408  Achyronychia cooperi Frank F. Gander 1941-3-20 8990 Imperial Near Winterhaven, Araz Stage Station Comment
  SD83119  Achyronychia cooperi Helen V. Witham 1972-12-12 1781 Imperial 4 miles east of Ocotillo. 149 Comment
  UCR101698  Achyronychia cooperi B. G. Pitzer 1998-2-2 3503 Imperial Sonoran (Colorado) Desert, extension of Sidewinder Road, S and west of Pilot Knob RV park/campground, c. 1 mi. airline SW of Pilot Knob, on and adjacent to N berm of All-America Canal, c. 3.2 road mi. past the RV park 61 Comment
  SD143903  Acmispon maritimus var. brevivexillus G. K. Helmkamp, E. Helmkamp 1998-1-24 2611 Imperial Ogilby Road, 14.2 miles south of the junction with Highway CA-78 (vicinity of Tumco Wash), broad sandy wash, disturbed roadside soil. (IPB 10/07) 182 Comment
  SD200009  Acmispon strigosus Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16155 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
  SD200410  Acmispon strigosus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16629 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), near north fork of Big Wash, Site CYLECH on mesas with desert pavement 35 Comment
  RSA0125414  Acmispon strigosus R. S. Woglum 1940-3-10 2448 Imperial Sonora Desert: Ogilby. Comment
  LA205810  Adenophyllum porophylloides D. A. Johansen; J. A. Ewan 1932-4-14 7149 Imperial 2 mi. below Mountain Springs 426 Comment
  SD199773  Adenophyllum porophylloides Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16723 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), north fork of Big Wash, Site SPHAMB in large arroyo and surrounding hillsides 136 Comment
  SD242670  Adenophyllum porophylloides 1978-4-12 Imperial Mountain Springs Comment
  SD63821  Adenophyllum porophylloides Darley F. Howe 1966-4-23 4184 Imperial 39.5 miles south of Blythe on road to Glamis. Comment
  POM290868  Agave deserti subsp. deserti Lyman Benson 1933-4-1 4240 -A Imperial Cuyamaca Mountains. US 80, grade to Mt. Springs, Salton Sea Watershed. 457 Comment
  SACT000175  Agrostis semiverticillata Malcolm Nobs, S. Smith 1948-9-5 Imperial Not common Comment
Read comments
May 12 2017
  CDA14283  Alhagi pseudalhagi J. Johnson 1998-5-29 s.n. Imperial at Casey and Cooper Rds. 0 Comment
  RSA167749  Aliciella latifolia R. F. Thorne, R. Rutherford 1964-4-11 33620 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  OBI38385  Aliciella latifolia subsp. latifolia A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlett 1986-3-9 6200 Imperial Coyote Mountains, Fossil Canyon, 3.3 mi north of Imperial Hwy (S-2) at Ocotillo, on Shell Canyon Road 305 Comment
  RSA668425  Aliciella latifolia subsp. latifolia S. Granger 1979-03 s.n. Imperial Fossil canyon. Comment
  SD191985  Aliciella latifolia subsp. latifolia Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14534 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
  SD191986  Aliciella latifolia subsp. latifolia Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14561 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments 53 Comment
  SD191987  Aliciella latifolia subsp. latifolia Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14432 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
  SD201062  Allenrolfea occidentalis Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-3 3158 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 22 (SL22), in Palm Wash, site WASFIL, at Four Palms Oasis. 38 Comment
  CAS-BOT-BC434471  Allionia incarnata Frank B. McMurry 1945-5-26 1402 Imperial Government Camp, Imperial Dam Site 60 Comment
  UCR58435  Allionia incarnata Robert McKernan 1989-9-29 s.n. Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 8 km east of Pegleg Well; impact area 'runway Comment
  UCR99996  Allionia incarnata B. G. Pitzer 1997-10-18 3309 Imperial Sonoran (Colorado) Desert, Hwy 78, 7.1 road mi. south of town of Palo Verde and c. 5.4 mi. north of Walter's Camp Road 91 Comment
  SD143818  Allionia incarnata var. villosa G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2923 Imperial Imperial Dam area, just south of the dam on Highway S-24. 75 Comment
  SD200460  Allionia incarnata var. villosa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16695 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
  SEINET3014829  Allionia incarnata var. villosa Raul Gutierrez 2008-3-11 1875 Imperial Imperial County, California About 1.5 mi W of I-8 along Hwy 98 Comment
  SEINET3831707  Allionia incarnata var. villosa Jon P. Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18874 Imperial Southwest of plaster City on Bureau of Land Management (BLM) property on an area proposed for development of a solar facility: S of Hwy. S80 & NE of Ocotillo & W of El Centro; alonga powerline road 53 Comment
  POM155936  Amaranthus watsonii L. R. Abrams 1903-7-25 3993 Imperial Near Calexico Comment
Read comments
Sep 12 2011
  CAS-BOT-BC22379  Ambrosia dumosa C. L. Hitchcock; C. V. Muhlick 1964-3-19 23145 Imperial 8 miles s. of Ocotillo Spring on road to Fish Creek Comment
  CAS-BOT-BC22386  Ambrosia dumosa Donald W. Kyhos 1964-2-23 64 -7 Imperial Near U.S. Highway 80, 0.9 miles east of its junction with State Highway 98, east of Holtville Comment
  CAS-BOT-BC22387  Ambrosia dumosa Donald W. Kyhos 1960-3-26 60 -16 Imperial West edge of Salton Sea at turnoff to Sundial, 3.5 miles southeast of Riverside County line, along US Hwy 99 Comment
  HSC30137  Ambrosia dumosa A. M. Montalvo, J. D. Ackerman 1974-3-27 160 Imperial 4 mi. W of 1000 ft. marker on westbound Hwy. 8. Mountain Springs Grade W of Ocotillo Wells; Colorado desert Comment
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Oct 23 2012
  OBI25273  Ambrosia dumosa F. Seaman 1971-4-7 26 c Imperial 19 mi W of the intersection of State Hwy 86 and Hwy 78 Comment
Read comments
Oct 10 2012
  OBI38337  Ambrosia dumosa A. C. Sanders 1986-3-8 6153 Imperial N end of Algodones Dunes, East Mesa at E end of Montgomery Rd., ca. 1 mi E of Highline Canal. Comment
  RSA0013463  Ambrosia dumosa Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4565 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA2147  Ambrosia dumosa C. B. Wolf 1931-3-14 1890 Imperial Colorado Desert, 5 mi. W of Coyote Wells on road to Mountain Springs. 152 Comment
  RSA289333  Ambrosia dumosa Charles Convis 1980-4-9 135 Imperial Western Salton Basin. 27km due WNW of Westmorland. Flats and stabilized dunes area 0-2 km N of San Filipe creek in area of confluence with Carrizo wash. -21 Comment
  RSA336141  Ambrosia dumosa R. F. Thorne 1978-4-29 52093 Imperial Near Salton Sea: along Highway 86 near entrance to Salton Sea Navel Base, SSE of Salton Sea -61 Comment
  RSA416981  Ambrosia dumosa N. C. Cooper 1949-3-15 3037 Imperial West of Yuma 244 Comment
  RSA615282  Ambrosia dumosa Jon P. Rebman, Maggie Loy 1996-10-27 3769 Imperial North of Glamis: Algodones Dunes. 60 Comment
  RSA767466  Ambrosia dumosa J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13404 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SD108027  Ambrosia dumosa F. Seaman 1972-3-23 69 1 Imperial 3 miles north of Ocotillo on State Hwy S-2 (mak 8/06) Comment
  SD139699  Ambrosia dumosa Jon Rebman, Maggie Loy 1996-10-27 3769 Imperial N of Glamis: Algodones Dunes 60 Comment
  SD191761  Ambrosia dumosa Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14394 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
  SD199781  Ambrosia dumosa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16563 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
  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
  SEINET7987809  Ambrosia dumosa Jon P. Rebman 1997-9-6 4206 Imperial Plaser City, W of Plaster City, along Painted Gorge Road 40 Comment
  UCD121043  Ambrosia dumosa Kenneth A. Wilson 1964-4-11 1316 Imperial Orita Glamis Road, 3 miles east of East Highline Canal. Comment
  UCD128798  Ambrosia dumosa Aven Nelson; Ruth A. Nelson 1939-3-30 3340 Imperial on Highway 60, near Desert center. Comment
Read comments
Aug 28 2016
  UCR109566  Ambrosia dumosa R. D. Goeden, Don W. Ricker 1970-4-7 s.n. Imperial Sonoran (Colorado) Desert, c. 6 miles NW of Ocotillo, 0.9 mi. south of Hwy S2 at county line 305 Comment
  UCR33539  Ambrosia dumosa Sears 1978-3-15 794 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 9 mi. NE of Glamis, 2 mi. SW of Blythe - Ogilby Road Junction 396 Comment
  CAS-BOT-BC30791  Ambrosia ilicifolia William Anderson 1964-2-13 s.n. Imperial Signal Mountain Comment
  CDA9974  Ambrosia ilicifolia T. C. Fuller 1966-3-17 14474 Imperial In tableland off Pacacho Wash, 8 miles northwest of Winterhaven. 0 Comment
  POM156260  Ambrosia ilicifolia L. R. Abrams 1903-4-2 3184 Imperial Signal Mountain, Colorado Desert. Comment
  SD143583  Ambrosia ilicifolia R. D. Goeden, D. W. Ricker 1970-12-14 Imperial Little Picacho Wash on road to Picacho State Recreation Area, 17 miles north of All American Canal, 0.3 miles south of Rec. Area boundary 113 Comment
  SD250428  Ambrosia ilicifolia A. C. Sanders, Jim Malusa 2015-3-6 41296 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, upper part of north fork of Salvation Wash, US Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 434 Comment
  UC88772  Ambrosia ilicifolia T. S. Brandegee 1901-3-30 Imperial near boundary line Signal Mt.; Colorado Desert Comment
  HSC30119  Ambrosia salsola A. M. Montalvo, J. D. Ackerman 1974-3-26 155 Imperial Colorado Desert; Eastbound Hwy. 8, marker near bottom of grade, a few miles from Occotillo Wells 305 Comment
Read comments
Oct 23 2012
  RSA0022081  Ambrosia salsola J. Andre 2013-3-3 23951 Imperial Yuha Desert, along dirt road 2.2 miles SW of town of Ocotillo, about 1.5 miles S of I-8. 165 Comment
  UCR266755  Ambrosia salsola A. C. Sanders, Jim Malusa 2016-1-23 41971 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well 473 Comment
  JEPS101353  Ambrosia salsola var. pentalepis Dean W. Taylor 1999-4-9 17109 Imperial wash near Rainey Well (ca. 20 air miles SE of Blyth 502 Comment
  SD242674  Ambrosia salsola var. pentalepis BLM 1993-3-13 533 Imperial South Crucifixion Comment
  SBBG22049  Ambrosia salsola var. salsola R. F. Thorne with R. Rutherford 1964-4-11 33602 Imperial Gables Wash, ca. 3 mi W of Imperial Gables, Chocolate Mtns 396 Comment
  SD191765  Ambrosia salsola var. salsola Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-11 14610 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Big Wash, Site PETTHU in arroyo -10 Comment
  SD199785  Ambrosia salsola var. salsola Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16081 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
  SD199786  Ambrosia salsola var. salsola Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16298 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
  SD243802  Ambrosia salsola var. salsola Donald Hazlett 1993-3-13 6749 Imperial 2 mi. S of Ocotillo Just N of WA 152 Comment
  SD250430  Ambrosia salsola var. salsola B. Pitzer 1998-2-2 3518 Imperial Colorado Desert: Tumco Wash, where powerline crosses Ogilby Road (first time heading S, second time heading N). 198 Comment
  UCR278768  Ambrosia salsola var. salsola Onkar Singh, B. Huttar 2015-3-16 5102 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro Target 103, c. 12 km NNW of Plaster City 35 Comment
  SEINET7883718  Ammobroma sonorae Unknown 1928-1 Imperial Comment
  UCR269463  Amsinckia intermedia A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42081 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  RSA425817  Antirrhinum filipes N. C. Cooper 1949-3-17 3096 Imperial Colorado Desert, Coyote Wells. 305 Comment
  SD254675  Antirrhinum filipes A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42200 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 Road (Lion Head Mountains 7.5'Q) 427 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
  SD49309  Aphyllon cooperi subsp. latilobum Reid Moran 1958-3-1 6508 Imperial Pinto Wash, in sand. 74 Comment
  UC136177  Arabis pulchra T. S. Brandegee Apr 1905 Imperial Mountain Springs Grade to Colorado Desert Mountain Springs Grade Comment
  SD162623  Arctostaphylos glauca Jon Rebman, Mark Miller 2003-5-10 8971 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
  SD250527  Argemone munita A. C. Sanders, Jim Malusa 2015-3-6 41291 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, middle part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 401 Comment
  UCR260138  Argemone munita A. C. Sanders, Jim Malusa 2015-3-6 41291 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, middle part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 401 Comment
  CAS-BOT-BC26286  Argemone munita subsp. argentea Gerald B. Ownbey; Findley Ownbey 1954-5-22 2113 Imperial 0.5 mile s.w. of Beal well, in broad, flat wash between desert hills (Chocolate Mts.). Comment
  CAS-BOT-BC207116  Argythamnia lanceolata Steve Boyd 1986-2-6 1240 Imperial Large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road, Cargo Muchacho Mountains Comment
  SEINET10565513  Aristida Charles L. Hitchcock, C. V. Muhlick 1962-3-18 Hitchcock 22225 Imperial 9 mi. N.E. of Glamis on road to Blythe. Comment
  JEPS68441  Aristida adscensionis S. B. Parish 1912-10-13 8239 Imperial near Dixieland; Salton Basin -15 Comment
Read comments
Jun 25 2012
  RSA0013466  Aristida adscensionis Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4568 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA699976  Aristida adscensionis LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1221 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SD173281  Aristida adscensionis Larry Hendrickson, L. Louise Jee 2005-4-22 2067 Imperial Trust for Public Lands Option Properties. Big Wash, approximately 4.6 air miles west of Highway 86 and 3.0 air miles north of Highway S-22 (Borrego-Salton Seaway). 124 Comment
  SD191733  Aristida adscensionis Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14371 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
  SD199745  Aristida adscensionis Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16325 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
  SD199746  Aristida adscensionis Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16175 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
  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
  SD211357  Aristida adscensionis Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18880 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
  SEINET3197219 Image available Aristida adscensionis Andrew C. Sanders 2010-2-18 37262 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 (Frink 5.5' Q) -51 Comment
  UCD56400  Aristida adscensionis A. A. Beetle 1942-4-22 3175 Imperial Rt. 80, 20 miles W of Yuma. 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
  UCR102677  Aristida californica B. G. Pitzer 1998-2-2 3476 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  UCR278740  Aristida californica Onkar Singh, B. Huttar 2015-3-14 5075 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  POM197436  Aristida californica var. californica Roxana S. Ferris 1928-4-19 7103 Imperial 3 miles from Coyote Wells on the Dixieland Road. Comment
  SEINET3352123 Image available Aristida californica var. californica John R. Reeder, Charlotte G. Reeder 1987-1 8160 Imperial 20 km W of Glamis along CA-78. Comment
  UCR260318  Aristida purpurea var. nealleyi A. C. Sanders, Jim Malusa 2015-3-7 41323 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  SD250563  Aristida purpurea var. purpurea Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28837 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
  UCR107919  Artemisia ludoviciana subsp. albula Jon P. Rebman, Maggie Loy 1996-10-25 3702 Imperial Peninsular Range, In-ko-pah Gorge area: along Boulder Creek and just east of San Diego/Imperial Co. line; near small oasis 915 Comment
  HSC30131  Asclepias albicans J. D. Ackerman, A. M. Montalvo 1974-3-27 164 Imperial Colorado Desert, Devils Canyon, 2 mi. past 1000 ft. marker on W-bound Hwy. 8 Comment
  HSC83075  Asclepias albicans A. C. Sanders, Charlton, Pitzer, Kniffen, Wright 1986-3-10 6250 Imperial Coyote Mtns., 2.15 mi. N of Hwy. S-2 on dirt road l.l mi. SE of San Diego Co. line 306 Comment
  RSA70341  Asclepias albicans F. W. Peirson 1927-4-16 7213 Imperial Foot of Mountain Springs Grade, Western Imperial County. Comment
  SEINET2125790  Asclepias albicans Wendy C. Hodgson, Mark Hodgson 2007-2-20 21357 Imperial Along dirt road to Picacho. 268 Comment
  SEINET7986778  Asclepias albicans Jon P. Rebman 2000-4-20 6554 Imperial Palo Verde Mountains., NW side of Palo Verde Peak and SW of the town of Palo Verde along BLM Comment
  SEINET9121974  Asclepias albicans J. Dice, J. Bauml 1982-1 234 Imperial Myer Valley, SW Imperial Co. 480 Comment
  UCR264467  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 Mtns. 307 Comment
  JEPS101695  Asclepias subulata Dean W. Taylor 1998-5-12 16385 Imperial vicinity of Felicity (ca 3 road miles E of Colorado River on Interstate 8), near the Pilot Knob Substation 85 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
  SD250420  Asclepias subulata J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-3-17 Imperial Imperial Sand Dunes National Recreation Area. Growing on the leeward side of deep sand dunes. 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
  SD250395  Asphodelus fistulosus A. C. Sanders, Ann Howald 2013-3-1 40590 Imperial Salton Sink on west side of the Salton Sea, near intersection of Highway 78 and Highway 86, NW of Border Patrol inspection station, north of Highway 78. -52 Comment
  RSA0042937  Asteraceae Robert F. Thorne 1977-11-25 s.n. Imperial 15 miles N of Yuma along Picacho Rd. (perhaps Senator wash) 61 Comment
  CAS-BOT-BC177446  Astragalus aridus H. D. Ripley; R. C. Barneby 1949-3-8 10085 Imperial 7 miles W. of Gray's Well 30 Comment
  CAS-BOT-BC177453  Astragalus aridus Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma Comment
  POM156470  Astragalus aridus L. R. Abrams 1903-4-2 3220 Imperial Signal Mountain, Colorado Desert. Comment
  SD144887  Astragalus aridus Jon P. Rebman, A. Salywon, C. Christy 1998-3-22 4937 Imperial Southeast of El Centro, along Highway 98, ca. 1.4 miles southwest of Interstate 8. 20 Comment
  CAS-BOT-BC177745  Astragalus crotalariae Marcus E. Jones 1906-4-26 s.n. Imperial Imperial Junction Comment
  CAS-BOT-BC177748  Astragalus crotalariae J. H. Thomas 1949-4-21 382 Imperial 10 miles west of Holtville, just north of highway 80 Comment
  CAS-BOT-BC177749  Astragalus crotalariae Ira L. Wiggins 1937-2-16 8545 Imperial Western slopes above Salton Sea 1.5 miles south of Truckhaven Comment
  CAS-BOT-BC177754  Astragalus crotalariae Edith A. Purer 1935-4-19 6377 Imperial Colorado Desert, near old stage route Comment
  CLARK-A1528-2734  Astragalus crotalariae John C. Roos 1949-4-6 4156 Imperial Salton Sea Comment
  JEPS54590  Astragalus crotalariae Lois Chambers 1933-12-31 Imperial Westmorland Colorado Desert, Westmorland Comment
  POM177941  Astragalus crotalariae Joseph A. Ewan 1931-4-2 4093 Imperial 6 miles north of Kane Springs. Comment
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Sep 13 2011
  RSA415449  Astragalus crotalariae Robert Gustafson 1983-3-28 2478 Imperial along Hwy 86 ca. 9 miles south of Salton Sea. Comment
  RSA415455  Astragalus crotalariae H. de Forest 1932-2-21 14922 Imperial Imperial Valley Comment
  RSA415456  Astragalus crotalariae Jack Rempel 1933-2-24 16981 Imperial Colorado Desert. 5 miles N of Kave Springs. Comment
  RSA78446  Astragalus crotalariae Verne Grant, Alva Grant 1952-3-20 17508 Imperial Salton Sea 0 Comment
  SBBG87822  Astragalus crotalariae A. C. Sanders 1986-3-8 6163 Imperial Montgomery Rd, 1.1 mi W of Haley Rd and 0.2 mi E of the Highline Canal; 8 mi ENE of Calipatria Comment
  SD115053  Astragalus crotalariae Wayne P. Armstrong 1983-3-20 Imperial Salton City, Hwy S-22 near the junction with Hwy 86, along roadside -60 Comment
  SEINET938119  Astragalus crotalariae J. C. Roos 1947-1 3305 Imperial In alkaline silt at Fish Springs, Salton Sink, north-west side of the Salton Sea. -61 Comment
  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
  UCR30618  Astragalus crotalariae John C. Roos 1947-3-1 3305 Imperial Sonoran (Colorado) Desert, Fish Springs, Salton Sink, on the W/ NW side of the Salton Sea. -61 Comment
  UCR5658  Astragalus crotalariae O. F. Clarke 1967-1-28 670128- 01 Imperial Sonoran (Colorado) Desert, Salton Basin, c. 5 mi NW of Niland and 1 mi east of Hwy 111 -58 Comment
  RSA776459  Astragalus crotalariae Amber Swanson, Duncan S. Bell 2011-2-26 175 Imperial Yuha desert, halfway to Yuha Buttes. 25 Comment
  CAS-BOT-BC182926  Astragalus douglasii var. perstrictus E. A. McGregor 1916-7-9 84 Imperial Jacumba - Laguna Mts. 762 Comment
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May 17 2018
  POM254276  Astragalus insularis var. harwoodii P. A. Munz 1940-1-26 15824 Imperial 3 miles east of Carrizo Station Comment
  RSA415636  Astragalus lentiginosus George Willet 1930-4-5 s.n. Imperial 2 mi. E of Mountain Springs Comment
  HSC14533  Astragalus lentiginosus var. borreganus C. L. Hitchcock, C. V. Muhlick 1964-3-20 23205 Imperial About 20 mi. NW of Yuma Comment
  RSA498239  Astragalus lentiginosus var. borreganus Edwin Kline 1920-4-11 14842 Imperial Near Brawley Comment
  CAS-BOT-BC187552  Astragalus magdalenae Ira L. Wiggins 1937-2-17 8555 Imperial 20 miles west of Yuma Comment
  OBI38406  Astragalus magdalenae var. peirsonii A. C. Sanders, et al. 1986-1 Imperial Comment
  RSA415815  Astragalus magdalenae var. peirsonii Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7790 Imperial On dirt track heading E 3.3 mi from Gray's Well Rd exit off Interst. 8. Algodoned Dunes. 46 Comment
  RSA754259  Astragalus magdalenae var. peirsonii Robert F. Thorne, Robert Rutherford 1964-4-10 33572 Imperial Sand dunes ca. 17 miles west of Yuma near rest stop on Hwy. 80. Comment
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Jan 22 2012
  UC511459  Astragalus magdalenae var. peirsonii Roxana S. Ferris 1928-4-18 7129 Imperial sand hills on the El Centro-Yuma Road Comment
  UCD105085  Astragalus magdalenae var. peirsonii Kenneth A. Wilson 1964-4-11 1325 Imperial 3 miles east of Coachella Canal on the Orita-Glamis Road. Comment
  SEINET7998001  Astragalus palmeri Jon P. Rebman 2000-4-21 6564 Imperial In-Ko-Pah Mountains, Jacumba Wilderness Area Comment
  RSA767518  Astragalus peirsonii J. Mark Porter 2003-3-20 13491 .12 Imperial Imperial Dunes [Algodones Dunes], 4.7 miles west-northwest [294.35 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  RSA767527  Astragalus peirsonii J. Mark Porter 2003-4-10 13491 .21 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
  JEPS22145  Atrichoseris platyphylla Rimo Bacigalupi with Paul Hutchison 1958-2-18 6164 Imperial 4.5 mi s of settlement Palo Verde (at ne base of the Palo Verde Mts, in arroyo running e); Palo Verde Mts., Laguna Palo Verde 88 Comment
  SD190596  Atrichoseris platyphylla Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3174 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  UCR101084  Atrichoseris platyphylla George K. Helmkamp, E. A. Helmkamp 1998-3-19 2960 Imperial Sonoran (Colorado) Desert, Little Picacho Wash along Picacho Rd, 2.5 mi. south of Picacho State Recreation Area 152 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
  UCR3319  Atrichoseris platyphylla Scott Fowler 1964-3-24 640324- 25 Imperial Sonoran (Colorado) Desert, Chocolate-Chuckwalla Mountains Region; upper Purgatory Wash, 7 mi northeast of Glamis [via Hwy 78] 105 Comment
  SEINET10616763  Atrichoseris platyphylla Noel H. Holmgren, Patricia K. Holmgren 1973-3-25 Holmgren 6511 Imperial Palo Verde Mountains, east of Old Palo Verde Road, 8.5 airline miles south-southwest of Palo Verde. 259 Comment
  RSA0093491  Atriplex A. C. Sanders 2010-3-25 37585 Imperial Sonoran (Colorado) Desert; Salton Trough. Imperial Valley, English Road c. 1.5 mi. above Hwy 111, c. 3.5 mi. NW of Niland. -38 Comment
  JEPS59532  Atriplex canescens S. B. Parish 1912-10-18 8257 Imperial bluffs Alamo (Holtville, Salton Basin); Salton Basin, bluffs of the Alamo, Holtville Comment
  RSA5460  Atriplex canescens C. B. Wolf 1932-10-14 s.n. Imperial Imperial Valley, 2 mi east of Calipatria -30 Comment
  RSA651693  Atriplex canescens E. W. Lathrop, R. F. Thorne 1977-11-13 7851 Imperial 2.5 mi. W. of Plaster City. Comment
  SEINET3930595  Atriplex canescens Grant D. Brown 1950-3-29 506 Imperial 5 miles W of Highway #99 on Highway #78.; 0 Comment
  UC1191363  Atriplex canescens Malcolm A. Nobs, S. Galen Smith 1948-9-5 534 -B Imperial near Alamo River (Mullett Island Road, Imperial Valley); Imperial Valley, near Alamo River Comment
  UC582825  Atriplex canescens W. M. Ingram October 1934 5 Imperial Holtville Comment
  UCR165507  Atriplex canescens 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
  RSA0021399  Atriplex canescens L. F. LaPre, D. Hogan 1982-5-20 s.n. Imperial San Felipe Creek. 52 Comment
  CAS-BOT-BC170639  Atriplex canescens subsp. canescens E. A. McGregor 1916-7-9 16 Imperial Jacumba-Laguna Mts. 762 Comment
  CAS-BOT-BC170644  Atriplex canescens subsp. canescens Malcom A. Nobs; S. Galen Smith 1948-9-5 534 -B Imperial Flooded field being leached, Mullett Island Road, near Alamo River Comment
  SEINET7985947  Atriplex canescens subsp. canescens Jon P. Rebman 1996-10-26 3721 Imperial Seeley, S of Seeley, at Fig Lagoon Comment
  POM278664  Atriplex canescens var. laciniata Grant D. Brown 1949-12-15 475 Imperial All-American Canal overpass on Niland-Blythe Road (4 miles NE of Niland) Comment
  RSA278663  Atriplex canescens var. laciniata Grant D. Brown 1949-12-15 476 Imperial All-American Canal overpass on Niland-Blythe Road (4 miles NE of Niland) Comment
  SEINET3930585  Atriplex canescens var. laciniata S. Sanderson 1993-11-18 93 -041 Imperial 1/2 mile east of Ocotillo.; 0 Comment
  SD260202  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. (Niland 7.5'Q) -42 Comment
  UCR150440  Atriplex canescens var. macilenta A. C. Sanders, P. J. MacKay, Tim Thomas, E. J. Lawlor, et al. 2005-1-17 29060 Imperial Sonoran (Colorado) Desert, Salton Basin, east side of Hwy 86 at NE side of Kane Spring, near powerlines, SE of Hwy 78 junction -55 Comment
  UCR212917  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37590 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, English Road above Wilkins Rd., c. 5 mi. NNW of Niland -16 Comment
  UCR212923  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37600 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Wister area, Davis Rd. at Howell Rd., c. 6 mi. NW of Niland -45 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
  UCR214498  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37621 Imperial Sonoran (Colorado) Desert; Salton Trough, east side of the Salton Sea, Hot Mineral Spa Road 2.1 mi above Hwy 111, 4.5 miles NE (36 deg. ) of Bombay Beach -39 Comment
  RSA452412  Atriplex confertifolia I. M. Johnston, Jack Remple 1933-4-10 s.n. Imperial Colorado Desert Comment
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Feb 22 2014
  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
  UC216998  Atriplex elegans S. B. Parish 1916-5-10 10869 Imperial Niland Colorado Desert, Imperial Valley, Niland 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
  RSA278768  Atriplex elegans var. fasciculata Bonnie M. Rich 1979-4-10 79026 Imperial On the east side of the East Highline Canal 5 miles east of Niland. 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
  CAS-BOT-BC168323  Atriplex hymenelytra Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9596 Imperial Upper end of Painted Groge, [Carisso] Carrizo Mts. Comment
  CAS-BOT-BC170239  Atriplex hymenelytra T. F. Daniel; M. Baker 1984-3-24 3395 Imperial In vicinity of Chuckawalla Well on S side of Chuckawalla Mts. 609 Comment
  CAS-BOT-BC170244  Atriplex hymenelytra T. C. Fuller 1962-4-4 8095 a Imperial Shell Canyon Rd., 3.6 mi. n. of Ocotillo Comment
  RSA478245  Atriplex hymenelytra N. C. Cooper 1949-3-15 3017 Imperial West of Salton Sink -61 Comment
  RSA478246  Atriplex hymenelytra Jack Rempel 1932-11-12 s.n. Imperial 6 miles from Niland toward Beal well. E of Salton Sea. Comment
  RSA598027  Atriplex hymenelytra Michael A. Vincent, James C. Solomon, J. P. Rebman 1997-1-31 7700 Imperial Along Rt. 98 just S of I-8, SW of Ocotillo. 50 Comment
  RSA65389  Atriplex hymenelytra F. W. Peirson 1922-4-12 2354 Imperial 28 miles south of Coachella. Comment
  RSA696714  Atriplex hymenelytra W. Marquart 1938-3-12 s.n. Imperial Mule Mtns. S. of Chuckawalla range. Comment
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Nov 7 2012
  RSA765549  Atriplex hymenelytra J. Andre 2010-3-1 12515 Imperial Borrego Desert region; southeastern Coyote Mtns, along Painted Gorge Rd, approx 5 mi. NE of town of Ocotillo, 4 mi. N. of Interstate 8. 68 Comment
  SBBG22032  Atriplex hymenelytra R. F. Thorne, R. Rutherford 1964-4-12 33664 Imperial near Imperial Gables, Chocolate Mtns 396 Comment
  SD14568  Atriplex hymenelytra Frank F. Gander 1936-4-15 1358 Imperial Extreme northwest corner of Imperial County. Comment
  SD199976  Atriplex hymenelytra Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16376 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
  SD199977  Atriplex hymenelytra Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16257 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
  SEINET3831697  Atriplex hymenelytra Jon P. Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-1 18850 Imperial Southwest of plaster City on Bureau of Land Management (BLM) property on an area proposed for development of a solar facility: S of Hwy. S80 & NE of Ocotillo & W of El Centro; alonga powerline road 53 Comment
  UC850819  Atriplex hymenelytra Lewis S. Rose 1938-2-4 38050 Imperial Plaster City 0 Comment
  SD124776  Atriplex lentiformis L. F. LaPre, B. Pitzer 1986-9-19 266 Imperial Cibola area, lower Miplitas Wash, northwest of Three Finger Lake, Colorado River Valley. 74 Comment
  SD40842  Atriplex lentiformis Carl B. Wolf 1932-10-14 4340 Imperial Colorado Desert, Imperial Valley, 2 miles east of Calipatria. (IPB 10/07) -29 Comment
  SFV13490  Atriplex lentiformis M. H. Grayum, D. L. Koutnik, J. P. Abravaya, B. Holguin 1977-12-18 932 Imperial Imperial Valley Near Finney Lake, about 3 miles south of Calipatria along Alamo River. -53 Comment
  UCR212671  Atriplex lentiformis A. C. Sanders 2010-2-20 37290 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
  UCR263208  Atriplex lentiformis Sarah J. De Groot, Cheryl Sevilla 2014-10-8 7338 Imperial Colorado (Sonoran) Desert, along Hwy 78 south of Palo Verde, south of Palo Verde drain c. 22 miles south of Hwy I-10, north of Davis Lake, just west of Cibola National Wildlife Refuge, north of Milpitas Wash, c. 3 miles east of Palo Verde Peak 69 Comment
  CAS-BOT-BC170607  Atriplex lindleyi A. C. Sanders 2010-3-25 37615 Imperial 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, Frink 7.5' Q - Sonoran (Colorado) Desert, Salton Trough -59 Comment
  SEINET4135238  Atriplex linearis Grant D. Brown 1951-3-28 617 Imperial Located 5 miles west of Westmorlan on Highway 99.; 0 Comment
  UCR203879  Atriplex muelleri R. E. Riefner Jr. 2006-10-9 06- 520 Imperial near Seeley, along Drew Road at Hwy 8 -10 Comment
  SEINET2445768  Atriplex polycarpa G. D. Brown 1949-12-15 473 Imperial 4.5 mi S of intersection that is SW of Wiley's Well.; 0 Comment
  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
  SEINET7986061  Atriplex semibaccata Jon P. Rebman 1996-10-28 3775 Imperial Salton Sea, Near agricultural area at the Salton Sea and Lack Road 60 Comment
  CDA2959  Atriplex suberecta R. A. Flock 1973-6-8 Imperial Ash 157, El Centro. 0 Comment
  RSA0049943  Baccharis brachyphylla A. C. Sanders, Mitch Provance 2012-10-25 40483 Imperial east side of the Chocolate Mtns, between BLM roads 549 (old Niland-Blythe Rd.) and 565, 6.9 km SW (254 deg ) of Raineys Well 608 Comment
  UCR266561  Baccharis brachyphylla A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41927 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, ridges and canyons SE of the mouth of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 305 Comment
  RSA614487  Baccharis emoryi A. C. Sanders, C. L. Sanders, P. Mackay, G. Helmkamp, Joan Stewart 1994-12-4 15882 Imperial Colorado Desert, Salton Sink, near Frink Springs in a seeping ara between the Coachella Canal and Coachella Canal Road, SE of Rink road 30 Comment
  CAS-BOT-BC99661  Baccharis salicifolia H. E. McMinn 1925-6-29 1469 Imperial Col. River bridge Yuma, Ariz. Comment
  RSA5412  Baccharis salicifolia C. B. Wolf 1932-10-14 4333 Imperial Imperial Valley, 2 mi east of Calipatria. -30 Comment
  SD190597  Baccharis salicifolia Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3192 Imperial Picacho State Recreation Area, Upper Dock, south side of Colorado River. 61 Comment
  UCR1518  Baccharis salicifolia W. R. Moberly 1962-4-15 620415- 22 Imperial Sonoran (Colorado) Desert, Ranger Station at Ramer Lake -30 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
  RSA0094161  Baccharis sarothroides Duncan S. Bell, Sarah DeGroot, Amy Rouillard 2015-10-22 8730 Imperial Jacumba Mountains; at an unnamed/unmapped spring on the east side of the range within the Jacumba Mountain Wilderness area, approximately 2.75 air miles southwest of the town of Ocotillo. 289 Comment
  SD254529  Baccharis sarothroides A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42090 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, upper Mammoth Wash (Mammoth Wash 7.5'Q) 447 Comment
  UC64815  Baccharis sarothroides E. E. Schellenger 1904-10-9 6 Imperial Chuckwaller Ranch Colorado Desert Comment
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Feb 20 2013
  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
  CAS-BOT-BC99938  Baileya pauciradiata Annie M. Alexander; Louise Kellogg 1941-3-20 1973 a Imperial 5 miles west of Algodones Sand Dunes, Chocolate Mountains Comment
  CAS-BOT-BC99941  Baileya pauciradiata E. A. McGregor 1917-3-19 777 Imperial Indio Sands Comment
  RSA746444  Baileya pauciradiata G. Gust, L. Nye 2005-3-4 472 Imperial Ca. 15 m E of Brawley on roadside of Hwy 78. BLM land. 21 Comment
  SBBG29428  Baileya pauciradiata D. Myrick 1968-3-1 1791 Imperial base of Fish Crk Mtns, 15 mi S of Ocotillo Wells along Gypsum Mine railroad 30 Comment
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Mar 10 2014
  SD242678  Baileya pauciradiata 1998-2-11 Imperial Pinto Wash Comment
  UCR100853  Baileya pauciradiata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2875 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  UCR16887  Baileya pauciradiata S. Riddell 1973-5-12 730512 -1 Imperial Sonoran (Colorado) Desert, on Hwy 78, 15 miles west of Glamis in sandy area along roadside 31 Comment
  HSC5164  Baileya pleniradiata C. L. Hitchcock, C. V. Muhlick 1964-3-20 23202 Imperial About 20 mi. NW of Yuma Comment
  JEPS34665  Baileya pleniradiata W. L. Jepson 1927-4-15 11733 Imperial Fort Yuma 30 Comment
  UCR3466  Baileya pleniradiata Tom Painter 1964-4-11 41164- 16 Imperial Sonoran (Colorado) Desert, 21 miles east of Brawley [Algodones Dunes, along Hwy 78], c. 5 miles west of Glamis 61 Comment
  SEINET3105457  Barbarea orthoceras Sears 1978-3-15 749 Imperial 0.5 miles west of Brock Research Station Experimental Farm #2, along roadside. 40 Comment
  RSA167665  Bebbia juncea R. F. Thorne, Robert L. Rutherford 1964-4-10 33551 Imperial Araz Wash, between Pasadena and Stud Mts, Cargo Muchacho Mts. 305 Comment
  SD199792  Bebbia juncea var. aspera Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16264 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
  UC1719480  Bebbia juncea var. aspera D. Atwood and L. Stritch 1993-4-3 17930 Imperial 6 mi WNW of Ocotillo on County Road 5-2; Anza-Borrego Desert Comment
  UCR264779  Bebbia juncea var. aspera Jon P. Rebman, J. LaGrange, Warren Schmidtmann 2014-9-24 28721 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
  CDA2969  Beta macrocarpa Henson Aug 1938 Imperial Imperial Valley. 0 Comment
  UCR212914  Beta macrocarpa A. C. Sanders, Victor Leighton, Morgan King 2010-3-24 37560 Imperial Sonoran (Colorado) Desert; Salton Trough, 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
  UCR214411  Beta macrocarpa A. C. Sanders, Victor Leighton, Morgan King 2010-3-24 37566 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Red Hill area near the SE end of the Salton Sea, south side of Pound Rd. 0.35 mi. east of Davis Rd., c. 3 mi. SW of Niland -67 Comment
  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
  UCD97694  Beta vulgaris subsp. maritima G. Douglas Barbe 1974-2-27 1756 Imperial Imperial. 1.6 km west of Imperial County airport. Comment
  UCD169506  Beta vulgaris subsp. vulgaris A. C. Sanders 2010-2-18 37273 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, east side of Hwy 115 at Dickerman Rd., c. 3 miles NE of Brawley. -42 Comment
  UC1787777  Boechera perennans Jon P. Rebman 2001-3-14 7136 Imperial Jacumba Natural Area, In-Ko-Pah Mountains. 975 Comment
  POM161108  Boerhavia intermedia George D. Abrams 1903-9-27 s.n. Imperial Calexico Comment
  SD83090  Boerhavia intermedia Helen V. Witham 1972-12-12 1176 Imperial Painted Gorge 149 Comment
  UCR107438  Boerhavia intermedia B. G. 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
  SEINET8071655 Image available Boerhavia triquetra Andrew C. Sanders, T. B. Salvato, Shannon Davis 2012-10-11 40401 Imperial Sonoran (Colorado) Desert; large wash SE of intersection of Bradshaw Trail and Niland-Blythe Rd., c. 2 km SE of Indian Well 485 Comment
  SD250681  Boerhavia triquetra var. intermedia Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28707 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
  SD250685  Boerhavia wrightii Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28807 Imperial Vicinity of Hauser Geode Beds: west of Milpitas Wash Road; west of Hwy 78; southwest of Palo Verde & southwest of the Palo Verde Mountains; along an arroyo 259 Comment
  SD250686  Boerhavia wrightii Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28710 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
  UCR28714  Boerhavia wrightii A. C. Sanders 1976-11-10 048 Imperial Sonoran (Colorado) Desert, Julian Wash, which flows into the Colorado River, east of Peter Kane Mountain 305 Comment
  CAS-BOT-BC31339  Bolboschoenus maritimus C. B. Wolf 1931-3-12 1872 Imperial Colorado Desert, 7 mi NW of Westmorland. Comment
  SD139734  Bolboschoenus maritimus subsp. paludosus Jon P. Rebman, Maggie Loy 1996-10-25 3719 Imperial South of Seeley, at Fig Lagoon. (IPB 10/07) Comment
  SD21509  Bolboschoenus maritimus subsp. paludosus Frank F. Gander 1938-5-21 5752 Imperial Wister Comment
  CAS-BOT-BC376161  Boraginaceae Greg Gust; Leith Nye 2005-3-3 458 Imperial BLM Land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. 159 Comment
  CAS-BOT-BC428015  Boraginaceae Greg Gust; Leith Nye 2005-3-3 465 Imperial BLM Land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. 159 Comment
  SD250402  Bothriochloa barbinodis Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan. 2012-11-17 4391 Imperial Jacumba Mountains; Boulder Creek, approximately 1.7 air miles southeast of Mountain Spring or approximately 1.5 air miles southwest of Myer Valley (In-Ko-Pah Gorge) 569 Comment
  CDA20257  Bouteloua aristidoides G. D. Barbe, Burke, Cross, Sleeper, Flock, Seeno 1983-4-14 4069 Imperial Sonoran Desert; 9 mi east of Glamis Store, on Hwy 78, 1.8 mi west of Ogilby Rd (Co Rd 34). 0 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
  RSA385908  Bouteloua barbata H. de Forest, Jack Rempel 1932-12-18 s.n. Imperial 15.5 miles E of Niland. 46 Comment
  RSA793468  Bouteloua barbata Duncan S. Bell 2012-11-11 4366 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
  UCR100004  Bouteloua barbata B. G. Pitzer 1997-10-18 3298 Imperial Sonoran (Colorado) Desert, Hwy 78, 7.1 road mi. south of town of Palo Verde and c. 5.4 mi. north of Walter's Camp Road 91 Comment
  UCR116048  Bouteloua barbata Mike Gates, J. George 1999-8-15 s.n. Imperial Sonoran/Colorado Desert, Algodones Dunes, 7 mi. SE of Glamis on Ted Kipf Road, c. 1 mi. south of Ruthven (site). 46 Comment
  UCR264202  Bouteloua barbata A. C. Sanders, Jim Malusa 2015-9-8 41825 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, foot of west side of the Little Mule Mountains 355 Comment
  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-BC145615  Bouteloua barbata var. barbata S. B. Parish 1912-10-16 8234 Imperial Salton Basin. Near Brawley. -35 Comment
  CAS-BOT-BC145618  Bouteloua barbata var. barbata Le Roy Abrams 1903-7-22 3990 Imperial Imperial Valley. Calexico. 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
  SD201050  Bouteloua barbata var. barbata Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-2 3135 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
  SD250569  Bouteloua barbata var. barbata Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28831 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
  UC407356  Bouteloua barbata var. barbata LeRoy Abrams 1903-7-22 3990 Imperial Calexico Imperial Valley Comment
  JEPS42501  Brandegea bigelovii W. L. Jepson 1912-11-1 5274 Imperial along the Colorado River, Needles to Yuma Colorado River 45 Comment
  SEINET6632610  Brandegea bigelovii Steven P. McLaughlin 2005-1 10368 Imperial below Picacho Mine 165 Comment
  UC665872  Brandegea bigelovii Ira L. Wiggins 1941-3-25 9632 Imperial 5 mi ne of Beal Well Comment
  UCR245096  Brandegea bigelovii A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40373 Imperial Sonoran (Colorado) Desert, Arroyo Seco, along BLM Rd. 549 (Blythe-Niland), at recently washed out crossing 4.1 km west (269 deg. ) of Rainey's Well 598 Comment
  CDA3592  Brassica tournefortii T. C. Fuller 1976-12-14 20175 Imperial On east side of Ogilby Road, 2 km. south of Indian Pass Road. 0 Comment
  CDA3594  Brassica tournefortii Paul Rude 1977-1-29 324 Imperial 2 miles north of Glamis. 0 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
  SD199939  Brassica tournefortii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16217 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
  SD199943  Brassica tournefortii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16192 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
  UCD83503  Brassica tournefortii Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5843 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
  UCR212902  Brassica tournefortii A. C. Sanders 2010-2-20 37306 Imperial Sonoran (Colorado) Desert; Colorado River Valley, Bard Valley, Ross Rd. at drainage ditch crossing, west of Bard between Ross Corner and Picacho Rd. 40 Comment
  UCR260291  Brassica tournefortii A. C. Sanders, Jim Malusa 2015-3-6 41297 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 326 Comment
  UCR269575  Brassica tournefortii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42088 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  UCR279445  Brassica tournefortii A. C. Sanders, Jim Malusa 2017-3-26 43073 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Rock Quarry in sec. 8, north of Frink, along dirt road above Siphon 17 of the Coachella Canal 122 Comment
  UCR62088  Brassica tournefortii D. F. Howe 1980-4-14 s.n. Imperial Sonoran (Colorado) Desert, 19 mi east of Brawley on Hwy 78 Comment
  LA203062  Brickellia atractyloides var. arguta Arm a cost ???; 1928-4-27 sn Imperial Colorado Desert Comment
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Aug 29 2016
  RSA353377  Brickellia frutescens A. C. Sanders 1986-3-10 1986 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
  SD152278  Brickellia frutescens Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6511 Imperial Mountain Springs Grade near I-8 exit 700 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
  RSA802280  Bromus rubens Duncan S. Bell 2013-3-24 4605 A 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
  SACT001007  Bromus rubens L. Robbins 1929-3-27 Imperial Collected on roadside. Comment
  SD162643  Bromus tectorum Jon Rebman, Mark Miller 2003-5-10 8974 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  CAS-BOT-BC183401  Bursera microphylla James R. Shevock 1986-3-24 11362 Imperial In-ko-pah Gorge. Along the east bound lane of Interstate 8, 0.5 mile west of Myers Canyon Creek Bridge 600 Comment
  RSA452175  Bursera microphylla Jack Rempel, Ersirce Miller 1934-4-29 18723 Imperial Near Gypsum Mine Fish Cr. Mts. Comment
  CDA26849  Caesalpinia virgata T. C. Fuller 1962-4-4 8100 Imperial Coyote Mountain, Shell Canyon Road, 3.6 miles north of Ocotillo. 0 Comment
  UCR260200  Caesalpinia virgata Duncan S. Bell, Amanda Bell 2011-1-29 2014 Imperial Sonoran (Colorado) Desert, Superstition Mountains, southeast section of range, c. 12 mi south of the Salton Sea 127 Comment
  UCR41582  Caesalpinia virgata A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6203 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
  UCR212592  Calandrinia ambigua Jon P. Rebman, Guy L. Fleming, Warren Schmidtmann, Gary Erbeck 2009-3-9 16113 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, c. 2.7 mi west of Hwy 86, Section 22(SL22), Palm Wash, Site PHOCAL in sandy arroyo bottom and surrounding mud embankments. -9 Comment
  UCR279485  Calandrinia ambigua A. C. Sanders, Jim Malusa 2017-3-8 42757 Imperial Sonoran (Colorado) Desert, c. 10 miles NW of Glamis, north of the RR & Ted Kipf Rd., between Amos and Acolita 96 Comment
  UCR64595  Calandrinia ambigua F. W. Peirson 1935-4-15 11458 Imperial Sonoran (Colorado) Desert, in region of saguaro cactus north of Laguna Dam Comment
  RSA550049  Calliandra eriophylla Walter Wisura, John Dolan, Michael Wall 1992-3-25 4658 Imperial Hwy 78, 11.7 mi W of Milpitas Wash Rd. Comment
  RSA86977  Calliandra eriophylla F. W. Peirson 1932-3-21 9788 Imperial 6 miles north of Ogilby, eastern Imperial Co. 137 Comment
  SD242811  Calliandra eriophylla 1993-3-21 Imperial Pinto Canyon Comment
  UCR201784  Calliandra eriophylla A. C. Sanders 2009-1-28 36168 Imperial Sonoran (Colorado) Desert, 0.9 mi. (air) west of Ogilby Rd., 4.5 mi. (air) SE of the closest point on Hwy 78, 5.3 mi. (air) SE of Mesquite Mine, 5.8 mi. (air) NE of Ruthven Siding on RR 182 Comment
  CDA38610  Calotropis procera R. Nilson 2012-7-26 PDR# 1597660 Imperial Brawley; Hwy. 86 and H Street at old water treatment facility. 0 Comment
  HSC5223  Calycoseris wrightii C. L. Hitchcock 1966-3-21 24321 Imperial About 5 miles N of Milpitas Wash and 12 miles NW of Blythe-Glamis Hwy. Comment
  HSC5224  Calycoseris wrightii C. L. Hitchcock, C. V. Muhlick 1964-3-19 23150 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  SD173236  Calycoseris wrightii Larry Hendrickson, L. Louise Jee 2005-4-22 2052 Imperial Trust for Public Lands Option Properties: Big Wash, approximately 4.6 air miles west of Highway 86 and 3.0 air miles north of Highway S-22 (Borrego-Salton Seaway). On narrow mudhill mesa capped with desert pavement. (IPB 10/07) 124 Comment
  SD191775  Calycoseris wrightii Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-9 14416 b Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, 5.6 miles W of Hwy. 86; Section 18 (SL18), Grave Wash, Site OLILIN in arroyo bottom and surrounding embankments 71 Comment
  SD200312  Calycoseris wrightii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16589 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
  SD250438  Calycoseris wrightii Ellen Dean, Tom Starbuck, Margaret Starbuck 2010-4-8 5832 Imperial Imperial County: BLM Algodones Dunes Natural Area. E side of dunes, 6 miles N of Hwy 78, along Kipf Road, E and W side of road. Along wash. 74 Comment
  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
  UC1292303  Calycoseris wrightii C. L. Hitchcock and C. V. Muhlick 1964-3-19 23150 Imperial 8 mi s of, on road to Fish Creek Ocotillo Spring Comment
  UCR165498  Calycoseris wrightii 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
  UCR279102  Calycoseris wrightii A. C. Sanders, Jim Malusa 2017-3-11 42795 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., 14 km ESE (96 deg. ) of Niland 95 Comment
  UCR50980  Calycoseris wrightii George K. Helmkamp 1988-2-28 s.n. Imperial Sonoran (Colorado) Desert, at end of a dirt road c. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98 153 Comment
  SEINET5542143  Camissonia Robert A. Raguso 1998-1 98 -34 Imperial 20 miles S. of Blythe, along Rt. 78. W. of Colorado River. Comment
  RSA767531  Camissonia boothii J. Mark Porter 2003-4-10 13491 .25 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
  UCR167372  Camissonia boothii John F. Green 2005-3-11 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, flats just NE of siphon 15, c. 3 miles NE of Frink 27 Comment
  UCR17911  Camissonia boothii A. C. Sanders 1976-4-13 442 Imperial Sonoran (Colorado) Desert, Yuha Desert, 0.5 mile south of Interstate Hwy 8 and c. due south of Plaster City 61 Comment
  UCR239497  Camissonia boothii A. C. Sanders, T. B. Salvato 2012-11-15 40526 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., SW of Graham Pass, 1 km SE (138 deg. ) of Raineys Well, 1.15 km SW (201 deg. ) of jct. of Bradshaw Trail & old Niland-Blythe Rd. 511 Comment
  UCR50453  Camissonia boothii George K. Helmkamp 1988-2-28 23 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
  RSA176302  Camissonia boothii subsp. condensata Robert L. Rutherford 1964-4-10 33562 a Imperial SE Imperial County. East side of Sand Hills, ca 14 miles west of Yuma on Highway 80. Comment
  RSA228208  Camissonia boothii subsp. condensata A. M. Alexander, Louise Kellogg 1941-3-19 1972 Imperial Colorado Desert, on edge of road 2 miles north of Ogilby. Comment
  RSA465952  Camissonia boothii subsp. condensata M. B. Dunkle 1932-3-26 4906 Imperial Kane Springs, east of Salton Sea. 305 Comment
  RSA681362  Camissonia boothii subsp. condensata Scott D. White, Michael Honer 2003-3-28 8884 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
  RSA0021239  Camissonia brevipes subsp. arizonica J. C. Roos, Lucille Roos 1949-4-8 4195 Imperial Chocolate Mountains, along wash east end of mountains. Comment
  RSA466222  Camissonia californica N. C. Cooper 1949-3-17 3102 Imperial Colorado Desert, Coyote Wells. 305 Comment
  RSA454747  Camissonia campestris subsp. campestris M. B. Dunkle 1932-3-26 s.n. Imperial East of Salton Sea, near Kane Springs. Comment
  CLARK-A1045-1206  Camissonia cardiophylla George K. Helmkamp 1977-1-22 Imperial Yuha Desert Mount Signal [area], 2 miles south of State Highway 98, gravel pit; ; Mount Signal 7.5'Q Comment
  UCR165512  Camissonia claviformis 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
  UCR241533  Camissonia claviformis A. C. Sanders, Ann Howald 2013-2-28 40567 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
  UCR85402  Camissonia claviformis John Wear, Tish Bennett, Nathan Moorhatch 1995-4-28 s.n. Imperial Sonoran Desert, Fish Creek Mtns, U.S. Gypsum mine 152 Comment
  UCR85094  Camissonia claviformis subsp. claviformis A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16070 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
  POM262700  Camissonia claviformis subsp. peirsonii Carl B. Wolf 1937-4-6 8441 Imperial Imperial Valley, 1 mile S. of Truckhaven. -46 Comment
  RSA139360  Camissonia claviformis subsp. peirsonii Reid V. Moran 1958-3-1 6514 Imperial Pinto Wash. 75 Comment
  RSA448950  Camissonia claviformis subsp. peirsonii L. N. Goodding 1944-2-23 17 -44 Imperial Mission Wash near Bard. Comment
  SEINET8003867  Camissonia claviformis subsp. peirsonii Jon P. Rebman 1998-3-21 4929 Imperial Davies Valley, Davies Valley area; S of Ocotillo 150 Comment
  UCR142721  Camissonia claviformis subsp. peirsonii F. W. Peirson 1922-4-12 4512 Imperial Sonoran (Colorado) Desert, Twenty-eight miles south [SE] of Coachella -56 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
  UCR241027  Camissonia claviformis subsp. peirsonii A. C. Sanders, Ann Howald 2013-3-1 40584 Imperial Sonoran (Colorado) Desert, western edge of Salton Sea, along paved road to former Salton Sea Navy Test base -20 Comment
  RSA0006646  Camissonia claviformis subsp. peirsonii F. W. Peirson 1922-4-12 4512 Imperial 28 miles south of Coachella. Comment
  UCR103343  Camissonia claviformis subsp. yumae George K. Helmkamp, E. Helmkamp 1998-1-24 2592 Imperial Sonoran (Colorado) Desert, Gravel Rd south of Hwy I-8. Rocky hills at W edge of Fort Yuma Indian Reservation. 61 Comment
  RSA144623  Camissonia refracta William M. Klein 1958-2-14 119 Imperial Ca. 23 mi. north of Ogilby on the road to Blythe [Hwy S34], several miles north of the turn-off to the Rainbow Mine. 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
  UCR101133  Camissonia refracta George K. Helmkamp, E. A. Helmkamp 1998-3-19 2951 Imperial Sonoran (Colorado) Desert, Little Picacho Wash along Picacho Rd, 2.5 mi. south of Picacho State Recreation Area 152 Comment
  UCR241615  Camissonia refracta A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40660 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
  CAS-BOT-BC37013  Capsella bursa-pastoris E. A. McGregor 1918-3-15 1059 Imperial Colorado Desert. Westmoreland. Comment
  SD225698  Carnegiea gigantea Stephen Ingram 2011-4-27 2103 Imperial Chocolate Mountains, approximately 1.5 mi W of Hwy 78, 2.5 mi E of Mt. Barrow, 1 mi N of Imperial Gables Road, and 1/2 mi NW of Lowe Rd. 331 Comment
  UCSB18788  Carthamus tinctorius J. R. Haller 1964-4-5 Imperial collected 23.0 mi NW, along U S Highway 99 at th junction of State Highway 78. Brawley - U S Highway 99, State Highway 78 and Brawley 45 Comment
  CLARK-A1528-5745  Castela emoryi John C. Roos 1939-6-11 Imperial 91 Comment
  RSA0028917  Castela emoryi Jim Andre 2013-3-3 23966 Imperial Yuha Desert, along Highway 98 approx. 7 miles SE of Ocotillo, just outside Crucifixion Thorn Natural Area. 108 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
  SD258501  Castela emoryi J. M. Andre 2013-3-3 23966 Imperial Yuha Desert, along Hwy 98 approx 7 miles SE of Ocotillo, just outside crucifixon thorn natural area. (Coyote Wells 7.5'Q) 107 Comment
  SDSU12565  Castela emoryi Darren H. Burton, Robert Macaller 1996-4-18 18 IV96A Imperial Growing just outside the fence that encloses the Crucifixion Thorn Natural Area, along Hwy 98. Comment
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Oct 13 2011
  UCR252822  Castela emoryi Jim Andre 2013-3-3 23966 Imperial Sonoran (Colorado) Desert, Yuha Desert, along Hwy 98 c. 7 mi southeast of Ocotillo, just outside Crucifixon Thorn Natural Area 108 Comment
  SEINET2048872 Image available Castilleja foliolosa Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-21 6569 Imperial Inkopah Mountains Jacumba Wilderness Area 1000 Comment
  UCR138109  Castilleja foliolosa Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6569 Imperial Inkopah Mtns, Jacumba Wilderness Area 1000 Comment
  CAS-BOT-BC40526  Caulanthus lasiophyllus P. A. Munz 1919-4-12 2583 Imperial Barstow. 914 Comment
  CAS-BOT-BC40527  Caulanthus lasiophyllus P. A. Munz; Street; Williams 1919-4-5 2420 Imperial Puddingstone Canyon. San Dimas. Comment
  SD254566  Caulanthus lasiophyllus A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42057 Imperial Sonoran (Colorado) Desert: Hayden Well on Mammoth Wash, Chocoloate Mountains (Tortuga 7.5'Q) 284 Comment
  UCR260224  Caulanthus lasiophyllus A. C. Sanders, Jim Malusa 2015-3-5 41265 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  CAS-BOT-BC184977  Cenchrus echinatus Peter H. Raven 1953-9-3 6331 Imperial 3 miles north of Winterhaven. Comment
  UCD57795  Cenchrus echinatus T. C. Fuller 1962-10-17 9789 Imperial 0.9 mi. northeast of Bard, road to Laguna Dam. Comment
  SBBG1435  Centrostegia thurberi H. and M. Dearing 1937-4-17 2849 Imperial Kane Spring Comment
  UC1280947  Cercidium floridum subsp. floridum H. E. McMinn 1925-7-1 1458 Imperial 10 mi s Oasis Comment
  SEINET3379035  Cercidium microphyllum Stephanie Anderson 2009-1 78 Imperial Imperial Valley, El Centro vicinity, in fields off La Bruchiere Highway, ca. 2 miles N of Mexicali. -2 Comment
  CAS-BOT-BC276306  Chaenactis carphoclinia Ira L. Wiggins 1941-3-24 9591 Imperial 3.1 miles S of Pope, eastern side of Salton Sea Comment
  RSA0101328  Chaenactis carphoclinia Duncan S. Bell, Evan Meyer 2015-5-5 8186 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
  RSA681192  Chaenactis carphoclinia Scott D. White, Michael Honer 2003-3-28 8871 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
  UCR167068  Chaenactis carphoclinia John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 10 and 11, c. 4.5 miles N of Niland 30 Comment
  HSC83076  Chaenactis carphoclinia var. carphoclinia A. C. Sanders, Charlton, Pitzer, Kniffen, Wright 1986-3-10 6244 Imperial Coyote Mtns., 2.15 mi. N of Hwy. S-2 on dirt road l.l mi. SE of San Diego Co. line 306 Comment
  POM196535  Chaenactis carphoclinia var. carphoclinia Roxana S. Ferris 1928-4-20 7155 Imperial In wash near Picacho peak. Comment
  RSA48424  Chaenactis carphoclinia var. carphoclinia E. K. Balls 1949-4-2 12909 Imperial Dominant on stony soil, gravel and sand and open slopes between Pope and Frink. -30 Comment
  RSA753330  Chaenactis carphoclinia var. carphoclinia Jon P. Rebman, G. Fleming, V. Marshall, A. Winner 2009-3-23 16553 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
  SD173235  Chaenactis carphoclinia var. carphoclinia Larry Hendrickson, L. Louise Jee 2005-4-22 2085 Imperial Trust for Public Lands Option Properties: Big Wash, approximately 4.6 air miles west of Highway 86 and 3.0 air miles north of Highway S-22 (Borrego-Salton Seaway). On narrow mudhill mesa capped with desert pavement. (IPB 10/07) 124 Comment
  SD191777  Chaenactis carphoclinia var. carphoclinia Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14434 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), in Grave Wash, Site ENCFRU in arroyo bottom and surrounding embankments 0 Comment
  SD250440  Chaenactis carphoclinia var. carphoclinia A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40651 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, south of Chuckwalla Mountains, south of the old Blythe-Niland Road and of the Bradshaw Trail 579 Comment
  UC495160  Chaenactis carphoclinia var. carphoclinia Philip A. Munz and C. L. Hitchcock 1932-4-6 12157 Imperial 20 mi ne of Ogilby Comment
  UCR269711  Chaenactis carphoclinia var. carphoclinia A. C. Sanders, Jim Malusa 2016-3-16 42273 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd. at powerlines, 2.6 km NNW of Beal Well 472 Comment
  JEPS8817  Chaenactis carphoclinia var. peirsonii W. L. Jepson 1935-4-20 17092 Imperial Baileys Well, between Harper Well and Borrego Sprs. 3 Comment
  SD173231  Chaenactis carphoclinia var. peirsonii Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-18 1728 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
  SD191783  Chaenactis carphoclinia var. peirsonii Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14570 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments 53 Comment
  UCR212515  Chaenactis carphoclinia var. peirsonii Jon P. Rebman, Warren Schmidtmann, Larry Hendrickson, L. Louise Jee 2008-4-8 14383 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
  RSA708297  Chaenactis fremontii Jon P. Rebman 2001-4-13 7238 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. 1200 Comment
  RSA798396  Chaenactis fremontii Jon P. Rebman, M. Howe 1997-4-5 3923 Imperial Jacumba Natural Area: east of Jacumba and southeast of Inkopah: Smuggler's Cave area. 900 Comment
  RSA0013467  Chaenactis stevioides Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4569 A Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  UCD130432  Chaenactis stevioides Grady L. Webster; S. Lynch 1973-3-18 7578 Imperial 2.3 miles north of Ocotillo. 152 Comment
  UCR217785  Chaenactis stevioides Jim Andre, T. La Doux 2010-3-1 12568 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
  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
  POM278782  Chaenactis stevioides var. stevioides Bonnie M. Rich 1979-4-3 79012 Imperial Holtville NE quad on E side of the E Highline Canal, 2 miles N of Boyd road. Comment
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Oct 2 2012
  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
  PASA2199  Chaenactis xantiana Margaret Stason 4/32 273 Imperial Chuckwalla well, imperial county between blythe and e niland Comment
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Sep 24 2017
  RSA790810  Chamaesyce abramsiana Michelle Cloud-Hughes, Marc Baker, Gina Robinson, Adam Hamburg 2012-9-4 0 -41 Imperial Clipper Valley, 78km WNW of Needles, 35 km (by road) west of Lanfair Road on east-west powerline road 4.3km (by road) north of intersection of Lanfair Road and Goffs Road. 939 Comment
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Mar 21 2013
  JEPS51878  Chamaesyce albomarginata W. L. Jepson 1927-4-15 11734 Imperial Fort Yuma 30 Comment
  RSA792449  Chamaesyce melanadenia Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4406 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
  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
  UC495168  Chamaesyce melanadenia P. A. Munz 1931-3-14 11950 Imperial Mountain Springs Grade 762 Comment
  RSA600253  Chamaesyce micromera L. C. Wheeler 1954-11-27 7120 Imperial 6 mi. south of Palo Verde, 2 miles north of John's Boat Landing. Comment
  RSA793964  Chamaesyce micromera Duncan S. Bell 2012-11-11 4361 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
  SEINET3107099  Chamaesyce micromera Sears 1977-10-13 S- 600 Imperial 4 miles E of Brawley, edge of Farmland Imperial Valley; wet salt marsh area beside Alamo River. -41 Comment
  UC1292601  Chamaesyce micromera C. L. Hitchcock and C. V. Muhlick 1964-3-21 23230 Imperial 15 mi n Glamis (on rd to Blythe) Comment
  POM182332  Chamaesyce pediculifera P. A. Munz, C. L. Hitchcock 1932-4-6 12155 Imperial 20 miles NE of Ogilby. Comment
  RSA70379  Chamaesyce pediculifera F. W. Peirson 1932-3-22 9796 Imperial Midway Well 152 Comment
  CDA19625  Chamaesyce polycarpa J. Chesi 1998-2-26 s.n. Imperial Winterhaven Agricultural Inspection Station 0 Comment
  JEPS22530  Chamaesyce polycarpa Rimo Bacigalupi with Paul Hutchison 1958-2-18 6180 Imperial 9.5 mi sw Palo Verde settlement (slope above and e of summit of Ogilby-Blythe Rd); Palo Verde Mtns 259 Comment
  RSA576459  Chamaesyce polycarpa P. A. Munz, C. L. Hitchcock 1932-4-6 12164 Imperial 20 miles NE of Ogilby. Comment
  SBBG22829  Chamaesyce polycarpa D. Myrick 1965-2-27 1047 Imperial rd to Picacho Peak Park, N of Yuma 60 Comment
  RSA1594  Chamaesyce polycarpa var. hirtella C. B. Wolf 1931-5-29 2177 Imperial Wash at N base of Signal Mt. 30 Comment
  RSA432490A  Chamaesyce polycarpa var. hirtella H. de Forest, Jack Rempel 1933-4-9 17727 Imperial Supersition Mountains, Colorado Desert. Comment
  RSA597703  Chamaesyce polycarpa var. hirtella Michael A. Vincent, Michael A. Solomon, J. P. Rebman 1997-1-31 7699 Imperial Along Rt. 98 just S of I-8, SW of Ocotillo. 50 Comment
  RSA696642  Chamaesyce polycarpa var. hirtella LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1328 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  HSC80366  Chamaesyce setiloba R. F. Thorne 1977-11-25 50883 Imperial 15 mi. N of Yuma along Picacho Rd. (perhaps Senator Wash) 61 Comment
  JEPS89176  Chamaesyce setiloba Rimo Bacigalupi and L. Heckard, P. C. Hutchison 1962-3-20 8330 Imperial 4.5 mi s' (<Pichaco> on Colorado River nw of Yuma) Pichaco; Box Canyon 152 Comment
  RSA387411  Chamaesyce setiloba Steve Boyd 1986-2-6 1244 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  CAS-BOT-BC70324  Cheilanthes parryi Annie M. Alexander; Louise Kellogg 1941-3-21 1976 Imperial Beal Well Basin, Chocolate Mountains 410 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
  UCR266756  Cheilanthes parryi A. C. Sanders, Jim Malusa 2016-1-23 41970 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well 473 Comment
  SEINET10793763 Image available Cheilanthes viscida Michael D. Windham 2004-3-30 Windham 2940 Imperial SW of Ocotillo in the Jacumba Mountains near Interstate 8, ca. 1.35 km ENE of Mountain Spring. 645 Comment
  RSA27527  Chenopodium murale I. L. Wiggins 1941-3-24 9602 Imperial 6 miles northeast of Niland on road to Beal Well. Comment
  UC1191331  Chenopodium murale Malcolm A. Nobs and S. Galen Smith 1948-9-5 538 Imperial delta of Alamo River Imperial Valley, Salton Sea (s end of sea) Comment
  UCR41695  Chenopodium murale A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6241 B Imperial Sonoran (Colorado) Desert, Painted Gorge, 5.1 mi north of S-80 on Painted Gorge Road, c. 5 mi NE of Ocotillo 152 Comment
  RSA289329  Chenopodium murale Charles Convis 1980-4-9 133 Imperial Colorado Desert, Western Salton Basin, 27 km. due WNW of Westmorland. Mark s wash 200m S. of Harper s Well, 2 km E of confluence of Carrizo and San Felipe creeks. 36 Comment
  SEINET3105185  Chilopsis linearis Sears 1977-10-13 595 Imperial Park Imperial sand dunes. Comment
  SD139650  Chilopsis linearis subsp. arcuata Jon P. Rebman, Maggie Loy 1996-10-27 3763 Imperial North of Glamis, Algodones Dunes, sand dune area. (IPB 10/07) 60 Comment
  JEPS31952  Chloracantha spinosa var. spinosa Carl V. Meyer 1928-5-25 417 Imperial Westmorland Colorado Desert, Imperial Valley Comment
  UC87015  Chloracantha spinosa var. spinosa T. S. Brandegee 1901-3-28 Imperial Cameron Lake Colorado Desert, Cameron Lake Comment
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Sep 10 2007
  POM156248  Chorizanthe brevicornu var. brevicornu L. R. Abrams 1903-4-2 3169 Imperial Signal Mountain, Colorado Desert. Comment
  SD115563  Chorizanthe brevicornu var. brevicornu Erik Jonsson 1983-3-30 DC 436 Imperial [South of Coyote Mtns , north of S2] Carrizo Mtn.SE facing slope 219 Comment
  SD200155  Chorizanthe brevicornu var. brevicornu Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16295 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
  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
  SD211433  Chorizanthe brevicornu var. brevicornu Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18884 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
  RSA102345  Chorizanthe corrugata S. B. Parish, W. F. Parish 1881-03 774 Imperial Mesquite Canon, Colorado Desert. Comment
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Aug 24 2015
  RSA392651  Chorizanthe corrugata H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Chocolate Mountains. Comment
  UCR41890  Chorizanthe corrugata A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6182 Imperial Sonoran (Colorado) Desert, Yuha Desert, c. 5 miles airline south of Plaster City, in fossil oyster beds along a dirt road c. 5 mi south of the Dunaway Road exit off Hwy I-8 61 Comment
  SBBG62184  Chorizanthe fimbriata L. Rowntree 1930-5-3 Imperial E side of Mtn Springs Grade Comment
  SD162615  Chorizanthe fimbriata var. fimbriata Jon Rebman, Mark Miller 2003-5-11 8994 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border; N of Elliot Mine. (IPB 3/06) 1139 Comment
  RSA48322  Chorizanthe rigida E. K. Balls 1949-4-4 12956 Imperial Near Frink on Hwy 111 -61 Comment
  SD73538  Chorizanthe rigida Helen V. Witham 1970-3-1 713 Imperial Lower Pinto Wash, near Mexican border 299 Comment
  UCR241551  Chorizanthe rigida A. C. Sanders, T. B. Salvato 2013-5-9 40831 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
  UCR279139  Chorizanthe rigida A. C. Sanders, Jim Malusa 2017-3-12 42827 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, south of Salvation Wash and NE of German Diggins Wash 404 Comment
  POM254265  Chrysothamnus paniculatus P. A. Munz 1940-1-26 15834 Imperial 3 miles east of Carrizo Station Comment
  UC669256  Chylismia arenaria Annie M. Alexander and Louise Kellogg 1941-3-15 1938 Imperial Imperial Gables Colorado Desert, Chocolate Mountains (27 mi n of Ogilby) 414 Comment
  UCR28718  Chylismia arenaria A. C. Sanders 1976-11-10 043 Imperial Sonoran (Colorado) Desert, Julian Wash, which flows into the Colorado River, east of Peter Kane Mountain 305 Comment
  UCR269858  Chylismia brevipes A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42210 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
  UCR279419  Chylismia brevipes A. C. Sanders, Jim Malusa 2017-3-25 43041 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, on Niland-Blythe Rd. near top of Surveyors Pass 660 Comment
  UCR279437  Chylismia brevipes A. C. Sanders, Jim Malusa 2017-3-26 43055 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, north of Frink, along dirt road 800 m above Siphon 17 of the Coachella Canal 63 Comment
  UCSB21605  Chylismia cardiophylla Keefe, Joseph 1967-3-24 Imperial 1000 yards north of California Highway 78; 2.3 miles west of California highway 86; west of Salton Sea -30 Comment
  OBI52768  Chylismia claviformis G. Helmkamp 1988-2-28 s.n. Imperial Just N of Signal Mtn, S of hwy 98. Mount Signal 10 km cell; PG-1N, 2E 30 Comment
  OBI8358  Chylismia claviformis David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12047 Imperial 2 mi W of jctn with Calif 86 along Calif 78 30 Comment
  SBBG80989  Chylismia claviformis A. C. Sanders 1985-3-24 5413 Imperial Road S22,, ca. 0.5 mi E of the Anza-Borrego State Park boundary, Borrego badlands, SE end of the Santa Rosa Mtns 60 Comment
  SDSU8591  Chylismia claviformis Don Hunsaker 1962-3-31 Imperial Coachella Canal, 22 miles E of Brawley, on Glamis road. Comment
  UCD103865  Chylismia claviformis S. P. Lynch 1974-3-11 364 Imperial On Highway 195, ca. 5 miles S of Highway 10. 335 Comment
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Sep 12 2016
  UC1183578  Chylismia claviformis subsp. aurantiaca W. M. Klein 1958-2-14 143 Imperial 15.4 mi n Midway Well (on road to Blythe) Comment
  UC1184438  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-1-25 11491 Imperial along canal just e Niland; Coachella Canal 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-BC160719  Chylismia claviformis subsp. peirsonii T. J. Crovello 1963-12-15 274 Imperial 4.6 miles northeast of junction with U.S. 80, on county road S2. Southern Colorado Desert Comment
  CAS-BOT-BC160720  Chylismia claviformis subsp. peirsonii Peter H. Raven 1958-1-27 11513 Imperial 4.8 miles north of Kane Springs, west side of Salton Sea Comment
  CAS-BOT-BC160725  Chylismia claviformis subsp. peirsonii Ira L. Wiggins 1957-3-24 14022 Imperial Two miles west of Plaster City (along Highway 80) Comment
  CAS-BOT-BC160728  Chylismia claviformis subsp. peirsonii Roxana S. Ferris; Ruth P. Rossbach 1938-5-19 9658 Imperial Between junction of State Highway #78 and Truckhaven U.S. Highway #99 Comment
  CAS-BOT-BC160729  Chylismia claviformis subsp. peirsonii E. A. McGregor 1917-3-17 750 Imperial North of San Felipe Wash Comment
  JEPS23481  Chylismia claviformis subsp. peirsonii Marjorie D. Clary 1933-2-19 2053 Imperial Seaview Rd to Salton Sea (sand dunes near sw end of Salton Sea); SW Colorado Desert Comment
  RSA0024962  Chylismia claviformis subsp. peirsonii Jim Andre 2013-3-3 23971 Imperial Yuha Desert, along Highway 98 15.1 miles ESE of Ocotillo, and west of Calexico. Sandy area near Pinto Wash crossing. 38 Comment
  SBBG29367  Chylismia claviformis subsp. peirsonii D. Myrick 1968-3-1 1784 Imperial 15 mi S of Ocotillo Wells along Gypsum Mine Railroad, base of Fish Crk Mtns 30 Comment
  SBBG5105  Chylismia claviformis subsp. peirsonii H. and M. Dearing 1939-4-9 3145 Imperial foot of Mountain Spring grade Comment
  SD200103  Chylismia claviformis subsp. peirsonii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16184 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
  SD200468  Chylismia claviformis subsp. peirsonii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16779 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
  SD242889  Chylismia claviformis subsp. peirsonii 1993-3-7 Imperial Pinto Wash at 98 Comment
  SDSU8595  Chylismia claviformis subsp. peirsonii Scott McMillan 1992-3-8 8 III92A Imperial About 100 feet off of Highway S-2 in sandy soil, about 3 miles north-west of the town of Ocotillo. Comment
  SDSU8596  Chylismia claviformis subsp. peirsonii D. Hunsaker 1962-3-31 Imperial On sand dunes in colorado Desert, 22 miles E of Brawley, on Glamis Road. Comment
  UC1282051  Chylismia claviformis subsp. peirsonii T. J. Crovello 1963-12-15 274 Imperial on county rd S2 4.6 mi ne junction with U.S. 80; Southern Colorado Desert Comment
  UCR278773  Chylismia claviformis subsp. peirsonii Onkar Singh, B. Huttar 2015-3-17 5113 Imperial Sonoran (Colorado) Desert, c. 24 km NW of Westmorland, 10 m south of Hwy 78, 400 m west of Hwy 86 -74 Comment
  SEINET4133376  Chylismia claviformis subsp. peirsonii N. H. Holmgren, P. K. Holmgren 1974-3-27 7506 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  UC1184351  Chylismia claviformis subsp. yumae Peter H. Raven 1958-1-25 11492 Imperial 7.6 mi e Holtville Comment
  CAS-BOT-BC438660  Cistanthe ambigua Roxana S. Ferris; Ruth P. Rossbach 1938-5-18 9637 Imperial Half way between Painted Gorge and U. S. Highway #80. Comment
  RSA124269  Cistanthe ambigua E. K. Balls, Percy C. Everett 1958-3-19 22885 Imperial 4 miles west of Mt. Signal, State Hwy. 98. 0 Comment
  RSA466519  Cistanthe ambigua H. de Forest, Jack Rempel 1933-9-4 s.n. Imperial Between Tamarac District & Superstition Mountain. Comment
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Mar 28 2011
  RSA466521  Cistanthe ambigua Martha Hilend 1928-3-23 112 Imperial Wash N of Palm Wash, SW of Fish Springs. [just W of Salton Sea] Comment
  RSA53987  Cistanthe ambigua D. F. Howe 1949-3-19 s.n. Imperial Andrade. Comment
  SBBG131562  Cistanthe ambigua L. Hendrickson, M. Bigelow, M. McNair, M. J. Churchwell 2009-4-30 3807 Imperial Ocotillo Wells State Vehicular Recreation Area, 3.8 air mi S of County Route S-22 (Borrego-Salton Seaway), 0.7 mi E of Pumpkin Patch, and 0.2 mi S of Tule Wash beside on hill above jeep trail 50 Comment
  SBBG87808  Cistanthe ambigua A. C. Sanders et al 1986-3-9 6220 Imperial Yuha Desert, 0.7 mi N of S-80 on Painted Gorge Rd, 4 mi (airline) NE of Ocotillo, S of Coyote Wash 76 Comment
  SD211439  Claytonia parviflora subsp. parviflora Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18924 b Imperial Southeast of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, E of Ocotillo & W of El Centro; on flats just N of jctn. Of powerline road & I-8 17 Comment
  RSA0094902  Clematis pauciflora Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8214 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  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
  UCR249675  Condalia globosa T. B. Salvato, Fred M. Roberts, Tim Thomas 2013-3-14 7340 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 6.6 km west-southwest of Rainey Well 595 Comment
  RSA407883  Condalia globosa var. pubescens H. L. Ferguson 1980-3-15 s.n. Imperial Salvation Pass, Chocolate Mountains. Aerial Gunnery range. 351 Comment
  RSA599952  Condalia globosa var. pubescens Louis C. Wheeler 1959-12-29 7654 Imperial 5 mi. northeast of Midway Well. Comment
  RSA792684  Condalia globosa var. pubescens Duncan S. Bell, Carl Arentz, Danny Bryant, Kim Clark, Chris Clarke, Bob Ellis, Jackson Lam, Andrew Liang 2012-3-30 3294 Imperial Palo Verde Mountains: southeast end of range, approximately 1 air mile north of Milpitas Wash, or approximately 2.5 air miles southeast of Palo Verde Peak. 128 Comment
  SD115536  Condalia globosa var. pubescens Mitch Beauchamp 1982-11-14 DC 405 Imperial bank of Little Picacho Wash Comment
  SD120939  Condalia globosa var. pubescens Duffie Clemons, Erik Jonsson 1987-4-12 1666 Imperial In granitic sands along Gavilan Wash, Indian Pass ACEC. (IPB 10/07) 280 Comment
  UC669257  Condalia globosa var. pubescens Annie M. Alexander and Louise Kellogg 1941-3-8 1907 Imperial 5 mi n Ogilby; Colorado Desert 140 Comment
  SBBG23068  Condea emoryi D. Myrick 1965-2-26 1044 Imperial near Westmoreland 60 Comment
  SDSU7252  Condea emoryi H. Wedberg 1963-4-19 1054 Imperial on the road from Jacumba to Ocotillo, 1.6 miles W from the road to Calexico. 274 Comment
  CDA21761  Conyza canadensis T. C. Fuller 1962-10-17 9794 Imperial Road to Laguna Dam, 0.2 mile south of Imperial dam, west bank of the Colorado River. 0 Comment
  CDA24788  Coronopus squamatus G. D. Barbe 1983-4-13 4054 Imperial Ash 211, W of Holtville, 1 mi N of county road S80 on Meloland Road. 0 Comment
  CDA43427  Coronopus squamatus L. Arellano-J. Andreotti 2015-6-4 PDR# 130 P06398466-1 Imperial Seeley; Elder 95 W & E Drain, near Haskell Road. Comment
  UC1506968  Coronopus squamatus G. D. Barbe 1983-4-13 4054 Imperial Ash 211 w. of Holtville (1 mi. n. of county rd. S80 on Meloland Rd., n.w. corner of alfalfa field) Comment
  SEINET4207090  Cressa truxillensis var. vallicola Larry C. Higgins 1974-4-12 8505 Imperial 1 mile north of Brawley.; 0 Comment
  CDA18554  Croton californicus Frank B. McMurry 1943-1 1352 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  LA106929  Croton californicus K. E. Miyagishima; 1985-3-31 109 Imperial NW of Ocotillio on S2 126 Comment
  SEINET8507052 Image available Croton californicus Deidre Conocchioli, Caitlin Elam 2013-10-2 84 Imperial Sonoran Desert: Algodones Sand Dunes. From Glamis take CA-78 W for 6.5 miles. Turn left onto Gecko Rd and travel 4.6 miles. 81 Comment
  UCR278758  Croton californicus Onkar Singh, B. Huttar 2015-3-16 5109 Imperial Sonoran (Colorado) Desert, Algodones Dunes, c. 900 m NE of Gecko Rd and Hwy 78 junction 82 Comment
  SEINET9255222 Image available Croton californicus var. californicus Noel H. Holmgren, Patricia K. Holmgren 1973-3-28 6539 Imperial Sand Hills, along Interstate Highway 8, 9 airline miles W of Yuma. 122 Comment
  POM87119  Croton californicus var. mohavensis Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA336125  Croton wigginsii R. F. Thorne 1978-5-30 52169 Imperial Algodones Dunes: At Old Plank Rd between Baja California border and Hwy I-8 & All American Cana, just off Grays Well Rd., E of Gordons Well. Comment
  SEINET3107109  Croton wigginsii Sears 1978-3-15 765 Imperial 4.1 mi S of Ogilby at Ogilby Road, exit I-10, southside edge of dunes in deep sand. 61 Comment
  UC604963  Croton wigginsii Roxana S. Ferris and Ruth P. Rossbach 1938-5-17 9585 Imperial 1 mi e Gray's Well (on US Hwy 80); Algodones Sand Hills Comment
  UC868788  Croton wigginsii Ira L. Wiggins 1937-2-17 8554 Imperial sand dunes 20 mi w Yuma Comment
  UCR124164  Croton wigginsii June Latting 1977-12-9 s.n. Imperial Sonoran (Colorado) Desert, Gecko Campground, west side of Algodones Sand Dunes, East Mesa, south of Hwy 78 61 Comment
  UCR3188  Croton wigginsii Scott Fowler 1964-3-23 3 D Imperial Sonoran (Colorado) Desert, 3 mi west of Glamis. Algodones Dunes c. 100 yds. off Hwy S-78. 110 Comment
  UCR41697  Croton wigginsii A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6162 Imperial Sonoran (Colorado) Desert, East Mesa, east end of Montgomery Rd. at the Coachella Canal, c. 1.25 mi NW of Mammoth Wash crossing of the canal 27 Comment
  GMDRC9785  Cryptantha angustifolia J. M. Andre 2017-3-9 37970 Imperial Salton Sink; 0.4 mi. west of Hwy 86, 5.3 mi. NNW of Salton City -19 Comment
  JEPS29251  Cryptantha angustifolia Rimo Bacigalupi, and L. Heckard, and P. Hutchison 1962-3-20 8320 -A Imperial about 8 mi s Picacho (which is on the Colorado River nw of Yuma) Comment
  POM368178  Cryptantha angustifolia H. de Forest, Jack Rempel 1932-12-18 16330 Imperial E of Niland. Comment
  RSA0104191  Cryptantha angustifolia Duncan S. Bell, Evan Meyer 2015-5-5 8187 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness area, to the north of Meyer Valley; approximately 3.5 air miles northeast of Mountain Spring. 423 Comment
  RSA124279  Cryptantha angustifolia E. K. Balls, P. C. Everett 1958-3-20 22943 Imperial 2.4 mi. N of U. S Hwy. 80 on rd. to Blythe. 91 Comment
  RSA124319  Cryptantha angustifolia E. K. Balls, P. C. Everett 1958-3-20 22910 Imperial 0.5 miles N along road to Ogilby and Blythe from U.S. Hwy 80 60 Comment
  RSA289351  Cryptantha angustifolia Charles Convis 1980-2-14 61 Imperial Western Salton Basin; 27km due WNW of Westmorland; 0-2km N of San Felipe Creek in area of confluence with Carrizo Wash. -21 Comment
  SBBG29417  Cryptantha angustifolia D. Myrick 1968-3-1 1788 Imperial base of Fish Crk Mtns, 15 mi S of Ocotillo Wells along Gypsum Mine railroad 30 Comment
  SD191842  Cryptantha angustifolia Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14437 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
  SD199899  Cryptantha angustifolia Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16211 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
  SD80852  Cryptantha angustifolia Helen V. Witham 1970-3-1 684 Imperial Pinto Wash 299 Comment
  SDSU17659  Cryptantha angustifolia Gwen Simpson, Michael G. Simpson 1998-2-27 4 Imperial S-2 roadside (north side), 2 miles north of junction with I-8, 0.6 mile west of Shell Canyon Road. 122 Comment
  SDSU18934  Cryptantha angustifolia C. Matt Guilliams, Jeff Marshall 2008-4-23 625 Imperial Eastern edge of Algodones Dunes, 300m south of I-8 and 500m east of the All-American Canal. 78 Comment
  UC1372537  Cryptantha angustifolia C. Leo Hitchcock 1970-3-18 25701 Imperial ca 8 mi n Winterhaven Comment
  SEINET10455846  Cryptantha angustifolia David B. Dunn 1941-4-12 Dunn 1154 Imperial 5 mi S of Travertine Rocks near the highway in a sandy wash. In Anza-Borrego Desert State Park. Comment
  RSA191722  Cryptantha barbigera R. F. Thorne, R. Rutherford 1964-4-11 33649 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains 305 Comment
  SBBG22791  Cryptantha barbigera D. Myrick 1965-3-1 1058 Imperial Vincent Ranch, 25 mi E of Glamis 487 Comment
  SBBG31926  Cryptantha barbigera F. C. Vasek 1964-4-12 Imperial 25 mi S of Palo Verde on Ben Hulse Hwy Comment
Read comments
Sep 11 2011
  SBBG6242  Cryptantha barbigera H. and M. Dearing 1939-4-9 3137 Imperial Mountain Springs Grade 609 Comment
  SD144004  Cryptantha barbigera G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2932 Imperial Colorado Desert: Imperial Dam area, just S of the dam on Hwy. S-24. 75 Comment
  SEINET7991362  Cryptantha barbigera Jon P. Rebman 2001-4-13 7223 Imperial In-Ko-Pah Mountains, Jacumba Natural area, along road ascending to Valley of the Moon 1000 Comment
  UC1287046  Cryptantha barbigera C. L. Hitchcock 1966-3-20 24296 Imperial about 15 mi n Ogilby (along rd to Blythe) Comment
  POM368298  Cryptantha barbigera Edwin Kline 1920-3-28 s.n. Imperial Colorado Desert, Imperial County. Comment
  SD260220  Cryptantha barbigera var. barbigera A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42017 Imperial Sonoran (Colorado) Desert: Hayden Well on Mammoth Wash, Chocolate Mountains. Wide canyon bottom. 284 Comment
  SD200362  Cryptantha barbigera var. fergusoniae Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16591 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
  GMDRC9402  Cryptantha costata J. M. Andre 2017-3-4 37246 Imperial Algodones Dunes: 0.2 mi. south of Interstate 8, 0.4 mi. southeast of Ogilby Rd overpass, eastern blowout zone of dune system 66 Comment
  HSC80315  Cryptantha costata R. F. Thorne 1978-4-29 52095 Imperial Near Salton Sea: Along Hwy. 86 near entrance to Salton Sea Naval Base, SSE of Salton Sea -61 Comment
  HSC83115  Cryptantha costata A. C. Sanders, Pitzer, Weir, Charlton, Kniffen, Wright, Bramlett 1986-3-8 6173 Imperial E side of Algodones Dunes, 2.7 mi. NW of Glamis along dirt road parallel to RR, SW of Mesquite Siding 85 Comment
  RSA338004  Cryptantha costata F. R. Fosberg 1932-3-31 10599 Imperial 15 miles east of Holtsville Comment
  RSA499813  Cryptantha costata Robert Gustafson, S. Keeley 1983-5-6 2570 Imperial Gray s Well Road off Hwy 8, vicinity of the old Plank Rd. Marker 43 Comment
  SD49319  Cryptantha costata Reid Moran 1958-3-5 6519 Imperial Pinto Wash. 74 Comment
  UCR17917  Cryptantha costata A. C. Sanders 1976-4-13 190 Imperial Sonoran (Colorado) Desert, Yuha Desert; sand dunes around Yuha Well 30 Comment
  UCR244243  Cryptantha costata A. C. Sanders, Ann Howald 2013-3-1 40587 Imperial Sonoran (Colorado) Desert, western edge of Salton Sea, along paved road to former Salton Sea Navy Test base, at end of road where blocked by a migrating Barchan dune, perhaps 1 mile above the former site of the base -38 Comment
  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
  JEPS67561  Cryptantha decipiens W. L. Jepson 1927-4-16 11758 Imperial e of Coyote Wells; Colorado Desert 60 Comment
  CDA273  Cryptantha holoptera Frank B. McMurry 1943-1 1374 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  JEPS22526  Cryptantha holoptera Rimo Bacigalupi with Paul Hutchison 1958-2-18 6184 Imperial 9.5 mi sw Palo Verde settlement (above and e of summit of Ogilby-Blythe road in the Palo Verde Mts.); Palo Verde Mts. 259 Comment
  UCR138352  Cryptantha holoptera Sue Bell 1998-3-1 300 Imperial Sonoran (Colorado) Desert, Ferguson Lake Road Comment
  UCSB5585  Cryptantha intermedia Long, Frances 1940-1-1 Imperial Salton Sea Comment
  RSA0103048  Cryptantha intermedia var. intermedia Jim M. Andre 2015-3-3 31395 Imperial Jacumba Mountains; 0.2 mi. south of Interstate 8 (at In-ko-pah exit), just east of San Diego Co. line. 963 Comment
  RSA0011393  Cryptantha maritima Duncan S. Bell 2013-3-24 4631 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
  SBBG35584  Cryptantha maritima D. Myrick 1966-4-4 1363 Imperial Vincent Ranch, off Hwy 78 ca. 25 mi NE of Glamis; Chocolate Mtns Comment
  SD199915  Cryptantha maritima Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16508 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
  SD199916  Cryptantha maritima Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16331 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
  SD199917  Cryptantha maritima Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16112 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
  SDSU22241  Cryptantha maritima Jon Rebman, SDNHM Botany volunteers 2017-3-18 32599 Imperial Indian Pass area between Picacho and Black Mountain: east of the Algodones Dunes; east of Ogilby Rd. (S34) & just north of Indian Pass Road; along a canyon and its adjacent slopes. 256 Comment
  SEINET10389865  Cryptantha maritima A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42052 Imperial minor tributary gully of Mammoth Wash, 0.35 km SW (214 deg. ) of Hayden Well, Chocolate Mountains 272 Comment
  UC604895  Cryptantha maritima Roxana S. Ferris and Ruth P. Rossbach 1938-5-17 9610 Imperial upper end of Painted Gorge (Painted Gorge = Carrizo Gorge) Carisso Mts., Painted Gorge Comment
  UCR217679  Cryptantha maritima Jim Andre, T. La Doux 2010-3-1 12516 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
  UCR260035  Cryptantha maritima A. C. Sanders, Jim Malusa 2015-3-5 41252 B Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  UCR269468  Cryptantha maritima A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42076 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  UCR41508  Cryptantha maritima A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6151 Imperial Sonoran (Colorado) Desert, N end of Algodones Dunes, East Mesa at east end of Montgomery Road, c. l mi east of Highline Canal 18 Comment
  RSA80274  Cryptantha maritima var. pilosa F. W. Peirson 1941-4-8 13073 Imperial Road to gorge turns N from boulevard a few miles E of Mtn Springs Grade Comment
  SDSU13029  Cryptantha maritima var. pilosa Michael G. Simpson with Lee M. Simpson 1998-3-8 8 III98D Imperial Domelands. Dirt road from S-2, ca. 2 miles, take left fork just before end, to camp site area. 280 Comment
  UCR269661  Cryptantha maritima var. pilosa A. C. Sanders, Jim Malusa 2016-3-17 42330 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. at west side of Surveyors Pass 663 Comment
  RSA278773  Cryptantha micrantha Bonnie M. Rich 1979-4-10 79021 Imperial On the east side of the East Highline Canal 5 miles east of Niland. 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
  JEPS103093  Cryptantha muricata Dave Silverman with Jon Rebman 2001-4-23 3964 Imperial In-Ko-Pah Mountains, access road to Valley-of-the-Moon SW Imperial Co., near SE boundary of San Diego Co. 1031 Comment
  UC1787754  Cryptantha pterocarya Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7221 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 Comment
  SD115627  Cryptantha pterocarya f. pseudocycloptera Duffie Clemons, Erik Jonsson 1983-5-14 580 Imperial In-Ko-Pah Mountains south of I-8. 1160 Comment
  NY1111805  Cryptantha pterocarya var. cycloptera N. H. Holmgren 1974-3-29 7546 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  RSA802368  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2013-3-24 4630 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
  SD80854  Cryptantha pterocarya var. pterocarya Helen V. Witham 1970-4-19 793 Imperial Near In-Ko-Pah, southwest corner of Imperial County 1200 Comment
  UCR155804  Cryptantha pterocarya var. pterocarya Jon P. Rebman, Dave Silverman, Robert K. Lauri, O. Solis 2001-4-13 7221 Imperial Peninsular Range, In-Ko-Pah Mountains, Jacumba natural area along road ascending to Valley of the Moon 1000 Comment
  SD208183  Cryptantha pterocarya var. purpusii Michael G. Simpson, Geoffrey Morse, et al. 2010-4-23 3166 Imperial Mountain Springs Grade, ca. 0.2 mile south of parking area south of I-8 East. 676 Comment
  CDA19626  Cryptantha racemosa J. Chesi 1998-2-26 s.n. Imperial Winterhaven Agricultural Inspection Station 0 Comment
  RSA792455  Cryptantha racemosa Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4412 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
  SD126581  Cryptantha racemosa Mike Kaszuba, Michelle Braun 1989-3-24 Imperial Pinto Canyon 455 Comment
  UC604981  Cryptantha racemosa Roxana S. Ferris and Ruth P. Rossbach 1938-5-17 9594 Imperial upper end Painted Gorge; Carisso Mts. 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
  CDA42230  Cucurbita palmata T. C. Fuller 1958-9-23 2211 Imperial 3.5 miles north of Niland. 0 Comment
  SEINET810040  Cuscuta denticulata W. L. Jepson 1927-1 11766 Imperial Myers Creek Bridge, foot of Mountain Springs grade Comment
  RSA0083638  Cylindropuntia acanthocarpa var. acanthocarpa Edwin Kline 1920-3-13 s.n. Imperial Deserts. Comment
  SD193087  Cylindropuntia echinocarpa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14428 b Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), in Grave Wash, Site MOHCON in arroyo bottom and surrounding embankments 113 Comment
  SD199961  Cylindropuntia echinocarpa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16547 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
  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
  SEINET9037723 Image available Cylindropuntia munzii M. A. Baker, Andy Sanders and Michelle Cloud-Hughes 2016-1-20 18469 Imperial Chocolate Mountains, Salvation Pass, 20km east of Niland, along the Niland-Pegleg Well Road, 56km NNE of central El Centro, 5.6km ESE of Lion Head Mountain, wash, associated flood plain, and adjacent hillside of outcroppings, rocks, and gravel 273 Comment
  UCR268802  Cylindropuntia munzii Marc A. Baker, Michelle Cloud-Hughes 2016-1-22 18481 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 18 km (11 mi) northeast of Niland, 2.8 km south-southwest of Beal Well, along Niland-Blythe Road, 62 km north-northeast of central El Centro, 1.1 km north of the summit of Lion Head Mountain 348 Comment
  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
  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
  SEINET1101660 Image available Cylindropuntia wolfii J. P. Rebman, O. Solis 2001-5-4 7306 Imperial Mountain Springs Grade, just south of interstate 8, 670 Comment
  SEINET9050019 Image available Cylindropuntia wolfii Marc Baker 1986-8-31 7043 Imperial 2 to 3 km South of Ocotillo on Hwy 98, just South of the intersection with I-8. 152 Comment
  UC1787739  Cylindropuntia wolfii Jon P. Rebman, O. Solis 2001-5-4 7307 Imperial Mountain Springs Grade, just S of Interstate 8. 670 Comment
  UCR155755  Cylindropuntia wolfii Jon P. Rebman, O. Solis 2001-5-4 7308 Imperial Peninsular Range/Sonoran (Colorado) Desert, Mountain Springs Grade, just south of Interstate 8 670 Comment
  SEINET8005914  Cynodon dactylon Jon P. Rebman 1996-10-26 3723 Imperial Seeley, S de Seeley 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
  RSA483553  Cynodon dactylon H. de Forest, Jack Rempel 1933-4-13 s.n. Imperial Carrizo Creek, between Carrizo and Barrett's Well. Comment
  JEPS64069  Cyperus erythrorhizos S. B. Parish 1912-10-20 8379 Imperial Calexico, New River Salton Basin, Calexico, New River -6 Comment
  UCD141043  Cyperus erythrorhizos L. G. Goar; W. W. Mackie 1929-10-1 s.n. Imperial El Centro. Comment
  UCD141003  Cyperus laevigatus Malcolm A. Nobs; S. Galen Smith 1948-9-5 553 Imperial above Laguna Dam, lower Colorado River. Comment
  CAS-BOT-BC113942  Cyperus odoratus Samuel B. Parish 1913-2-26 8497 Imperial In willow thickets, Colorado river bottoms. Ft. Yuma. Comment
  RSA365120  Cyperus odoratus S. B. Parish 1912-10-18 8237 Imperial Canal at Hallorth, Salton Basin -5 Comment
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Mar 12 2011
  UC1100660  Cyperus odoratus Malcolm A. Nobs and S. Galen Smith 1948-9-5 535 Imperial Mullett Isl. rd. near Alamo R.; Imperial Valley Comment
  UC196456  Cyperus odoratus S. B. Parish 1913-2-26 8497 Imperial Ft. Yuma, Colorado R. bottoms Colorado R., Ft. Yuma Comment
  UCR54259  Cyperus odoratus A. C. Sanders 1988-11-6 8744 Imperial Sonoran (Colorado) Desert, Imperial Valley between Brawley & Westmorland, east side of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal crossing, 1.6 mi. NW of New River crossing at Brawley -34 Comment
  CDA29736  Cyperus rotundus L. Arellano, E. Cazaras 2009-7-21 PDR# 1263722 Imperial In the vicinity of Seeley. Floxglove Canal near North Westmorland Road and Hetzel Road. 0 Comment
  RSA200051  Dactyloctenium aegyptium R. A. Flock 1968-11-20 s.n. Imperial Calexico. Comment
  RSA0021318  Dalea mollis Duncan S. Bell, Amanda Bell 2011-1-29 2015 Imperial Superstition Mountains; southeast section of range, about 12 miles south of the Salton Sea. 127 Comment
  RSA404187  Dalea mollis N. C. Cooper 1949-3-15 3025 Imperial West of Salton Sea -61 Comment
  RSA124334  Dalea mollissima E. K. Balls, Percy C. Everett 1958-3-20 22922 Imperial 3.5 miles N of Ogilby on road to Blythe 152 Comment
  SD211411  Dalea mollissima Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18873 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
  SD242815  Dalea mollissima Stephen Larson 1984-4-6 Imperial [Locality determined by SDNHM] East end of Pinto Wash 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
  UC1353432  Dalea mollissima C. L. Hitchcock 1968-3-12 25452 Imperial 5 mi. n.w. Coyote Wells Comment
  UCR120076  Dalea mollissima Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-21 4919 B Imperial Sonoran (Colorado) Desert, Davies Valley Area: south of Ocotillo and south of Hwy 98 150 Comment
  UCR120535  Dalea mollissima George K. Helmkamp, E. A. Helmkamp 2001-3-17 6289 Imperial Sonoran (Colorado) Desert, Ogilby Rd., 15.4 miles south of Calif. Hwy 78 168 Comment
  UCR170962  Dalea mollissima John F. Green 2006-3-10 s.n. Imperial Sonoran (Colorado) Desert, along the Coachella Canal, wash just above Siphon 16 24 Comment
  UCR239485  Dalea mollissima A. C. Sanders, Mitch Provance 2012-10-24 40478 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., SW of Arroyo Seco, 5.8 km SW (258 deg. ) of Raineys Well 604 Comment
  UCR249852  Dalea mollissima T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-3-13 7321 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
  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
  UCR58437  Dalea mollissima Robert McKernan 1989-9-29 s.n. Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 8 km east of Pegleg Well; impact area 'runway 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
  RSA794053  Dalea schottii var. puberula Doris Bowers 1974-5-4 2234 Imperial Coyote Creek, Anza-Borrego State Park 335 Comment
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Sep 11 2013
  RSA414177  Dasyochloa pulchella H. de Forest 1933-4-10 17722 Imperial Pass in Mountains, Chocolate Mountains, Colorado desert Comment
  SD128003  Dasyochloa pulchella Michael Curto 1989-9-21 614 Imperial Chocolate Mountains, 10 air miles west of Piccho, northeast from Hwy S34, Indian Pass area, northwest of Indian Pass/Gavilan Wash junction. Common along washes and across slopes. (IPB 10/07) 299 Comment
  SEINET10389861  Dasyochloa pulchella A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42035 Imperial 0.6 km ESE (102 deg. ) of Hayden Well in pass through the hills south of Mammoth Wash, Chocolate Mountains 310 Comment
  UCR269555  Dasyochloa pulchella A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42035 Imperial Sonoran (Colorado) Desert, 0.6 km ESE (102 deg. ) of Hayden Well in pass through the hills south of Mammoth Wash, Chocolate Mountains 310 Comment
  SD185315  Datura discolor John F. Green 2005-3-10 Imperial Salton Basin, transect along Coachella Canal right-of-way, between siphons 9 and 10, ca. 4 miles NW of Niland 0 Comment
  SD250541  Datura discolor A. C. Sanders 2010-3-25 37603 Imperial Sonoran (Colorado) Desert, Salton Trough: Wister, Howell Road at RR tracks, near Hwy 111 (Wister 7.5'Q) -59 Comment
  SEINET10389875  Datura discolor A. C. Sanders, Jim Malusa 2016-3-6 42106 Imperial Chocolate Mountains, Mammoth Wash area on dirt road toward Hayden Well from Ted Kipf Rd., 4.18 km NE (68 deg. ) of Tortuga Siding on the railroad 122 Comment
  UCR12257  Datura discolor Art Whistler 1966-4-4 s.n. Imperial Sonoran (Colorado) Desert, 5 mi north of Glamis 213 Comment
  UCR212928  Datura discolor A. C. Sanders 2010-3-25 37603 Imperial Sonoran (Colorado) Desert; Salton Trough, Wister, Howell Road at RR tracks, near Hwy 111 -59 Comment
  UCR266529  Datura discolor A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-19 41894 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Pegleg Well Rd (Salvation Pass Rd) above Niland 98 Comment
  SD160844  Datura wrightii Jon P. Rebman 2005-4-23 11827 Imperial Jacumba Natural Area (BLM property), southwest of Ocotillo, along Meyer Creek, just south of the east-bound lanes of Interstate 8. (IPB 10/07) 519 Comment
  POM270663  Delphinium parishii Lyman Benson 1933-4-1 4247 Imperial US 80, Grade to Mt Springs. Mt. Range Cuyamaca. Salton Sea Watershed. 610 Comment
  SD254567  Descurainia pinnata A. C. Sanders, Jim Malusa 2015-3-6 41305 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 326 Comment
  UCR139725  Descurainia pinnata B. G. Pitzer 1989-4-15 1288 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range. Large wash crossing Ridgeline Road 700 Comment
  UCR260052  Descurainia pinnata A. C. Sanders, Jim Malusa 2015-3-5 41250 B Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  UCR269638  Descurainia pinnata A. C. Sanders, Jim Malusa 2016-3-7 42138 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  UCR269771  Descurainia pinnata A. C. Sanders, Jim Malusa 2016-3-17 42336 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
  UCR279219  Descurainia pinnata A. C. Sanders, Jim Malusa 2017-3-13 42860 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
  RSA683874  Descurainia pinnata subsp. glabra J. P. Rebman 2001-3-14 7123 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  CAS-BOT-BC292140  Dicoria canescens Eva Wilson 1957-1-1 3 -A Imperial Near Signal Mountain Comment
  CAS-BOT-BC292145  Dicoria canescens T. C. Fuller 1961-1-10 5496 Imperial Hwy. 99, 0.2 mi. S/Travertine Rock Comment
  CAS-BOT-BC292148  Dicoria canescens Eva Wilson 1956-11-18 2 Imperial El Centro Comment
  RSA336260  Dicoria canescens R. F. Thorne 1978-5-30 52152 Imperial Algodones Dunes: N end of Dunes, ca. 2 miles SSE of Regina. 61 Comment
  UC537239  Dicoria canescens M. E. Jones 1932-1-3 Imperial Kane Springs Colorado Desert, Kane Springs Comment
  SEINET236627 Image available Digitaria sanguinalis C. Reeder 1944-6-10 88 Imperial US Yuma Field Station; Bard. Comment
  SEINET3829002  Diplachne fusca var. uninervia Steven P. MacLaughlin, Janice E. Bowers 1986-1 3231 Imperial Sandy soil along Colorado River, Quechan Indian Res. Comment
  SEINET3829004  Diplachne fusca var. uninervia Steven P. MacLaughlin, Janice E. Bowers 1983-1 2723 Imperial Near Ranger Station, Picacho State Rec. Area, 22 air-miles N of Yuma. 61 Comment
  SEINET8231020  Diplacus bigelovii Ira L. Wiggins 1957-3-25 14066 Imperial at junct. of Calif. St. Hwys. 80 and 98. Comment
  SD243994  Diplacus bigelovii var. bigelovii Donald Hazlett 1993-3-13 6834 Imperial 4 mi. S of Ocotillo in Davies Valley 274 Comment
  UCD64629  Distichlis spicata Lyster H. Dewey 1912-4-17 Imperial Yuma Experiment Farm, Bard. Comment
  SEINET8006057  Distichlis spicata Jon P. Rebman 1996-10-25 3716 Imperial Seeley, S de Seeley Comment
  RSA0011389  Ditaxis lanceolata Duncan S. Bell 2013-3-24 4635 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
  RSA788542  Ditaxis lanceolata Duncan S. Bell 2012-4-25 3532 Imperial Coyote Mountains; an unnamed canyon approximately 2 air miles west of Fossil Canyon, approximately 5 air miles northwest of the town of Ocotillo. 314 Comment
  SD14564  Ditaxis lanceolata Frank F. Gander 1936-4-16 1354 Imperial Extreme northwest corner of Imperial County. Comment
  SD200399  Ditaxis lanceolata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16681 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
  SD242796  Ditaxis lanceolata 1998-2-19 Imperial Jackson Gulch Comment
  SD242797  Ditaxis lanceolata Donald L. Hazlett 1993-3-13 6780 Imperial 2 mi. S of Ocotillo; Just N of WA 152 Comment
  SD250673  Ditaxis lanceolata Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28738 Imperial Milpitas Wash just west of Hwy 78; south of Palo Verde & south of the Palo Verde Mountains; in the sandy wash just south of Milpitas Wash Road 132 Comment
  SEINET2048673 Image available Ditaxis lanceolata Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6536 Imperial NW of El Centro, W of Salton Sea and E of Fish Creek Mountains 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
  UCR277802  Ditaxis lanceolata A. C. Sanders, Jim Malusa 2017-1-11 42649 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, at Mary Lode Mine along dirt road 335 Comment
  RSA792456  Ditaxis neomexicana Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4413 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
  SD129381  Ditaxis neomexicana A. C. Sanders 1989-9-27 9518 Imperial Chocolate Mountains Aerial Gunnery Range, Salvation Pass, along wash in the vicinity of the well, (UTM: 11S, PG-61E, 82N) 359 Comment
  SD199989  Ditaxis neomexicana Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16363 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
  UCR163971  Ditaxis neomexicana B. G. Pitzer 1998-2-2 3529 Imperial Sonoran (Colorado) Desert, Indian ['Tumco'] Wash, where powerline crosses Ogilby Road 198 Comment
  UCR240068  Ditaxis neomexicana A. C. Sanders, Mitch Provance 2012-10-25 40482 Imperial Sonoran (Colorado) Desert, east side of the Chocolate Mountains, between BLM roads 549 (old Niland-Blythe Rd.) and 565, 6.9 km SW (254 deg. ) of Raineys Well 608 Comment
  UCR260231  Ditaxis neomexicana A. C. Sanders, Jim Malusa 2015-3-7 41336 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, middle part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 401 Comment
  UCR278763  Ditaxis neomexicana Onkar Singh, B. Huttar 2015-3-16 5097 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro Target 103, c. 12 km NNW of Plaster City 35 Comment
  RSA421626  Ditaxis serrata Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7762 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob. 79 Comment
  HSC7961  Ditaxis serrata var. serrata C. L. Hitchcock 1966-3-19 24286 Imperial Between Yuma and Holtsville Comment
  UC669251  Ditaxis serrata var. serrata Annie M. Alexander and Louise Kellogg 1941-3-12 1928 Imperial Ogilby-Glamis Rd. Colorado Desert Comment
  CAS-BOT-BC43591  Dithyrea californica Marcus E. Jones 1906-4-27 s.n. Imperial Indio. Comment
  CAS-BOT-BC43600  Dithyrea californica Mrs. W. J. Anderson 1925-3-27 s.n. Imperial Indio. Comment
  CDA24809  Dithyrea californica T. C. Fuller 1962-4-4 8077 Imperial South of Coyote Mountain, 2.8 miles north of Ocotillo. 0 Comment
  HSC85383  Dithyrea californica Steve Boyd 1986-2-6 1265 Imperial Cargo Muchacho Mtns., plains E of mountains, Powerline Rd., 1 mi. W of Picacho Rd. Comment
  JEPS53470  Dithyrea californica L. M. Newlon 1922-4-1 411 Imperial Coyote Wells Colorado Desert Comment
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Oct 9 2010
  RSA124321  Dithyrea californica E. K. Balls, P. C. Everett 1958-3-20 22908 Imperial 0.5 miles N along road to Ogilby and Blythe from U.S. Hwy 80 60 Comment
  RSA235523  Dithyrea californica C. W. Tilforth 1972-12-31 714 Imperial South of Travertine rock, just south of riverside- Imperial County line. Comment
  SBBG11232  Dithyrea californica F. Long 1940-1-1 Imperial Salton Sea Comment
  UC665812  Dithyrea californica Ira L. Wiggins 1941-3-24 9614 Imperial wash 6 mi ne Niland (on road to Beal Well) 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
  UCR241538  Dithyrea californica A. C. Sanders, Ann Howald 2013-2-28 40577 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
  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
  SD199949  Draba cuneifolia Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16491 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
  UCR269831  Draba cuneifolia A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42209 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
  SD142982  Dudleya abramsii subsp. abramsii Jon P. Rebman, Mike Simpson 1997-5-29 4153 Imperial Jacumba Wilderness Area, In-Ko-Pah Mountains, Smuggler's Cave area, south of Mountain Spring, along US/Mexican border. Growing in cracks of granite boulders. (IPB 10/07) Comment
  RSA787511  Dudleya arizonica Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3509 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
  RSA721463  Echinocactus polycephalus var. polycephalus Sarah J. De Groot, Tim Thibault, Valentin Arvizu, Steve Boyd, Aydee Virgen, Tammy Morgan 2004-5-14 4340 Imperial Chocolate Mountains: Gasline road. [Coordinates are from the label but is mapping in Riverside County, since the location is near the Imperial/Riverside Co. line] 573 Comment
  SD250637  Echinocactus polycephalus var. polycephalus Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28779 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
  CAS-BOT-BC56759  Echinocereus engelmannii subsp. engelmannii E. A. McGregor 1917-6-10 1011 Imperial Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC197006  Echinochloa colona H. S. Yates 1937-7-4 6814 Imperial El Centro Comment
  CDA1979  Echinochloa colona Q. L. Holdeman 1962-10-3 Imperial 1.25 miles north of Brawley. 0 Comment
  RSA487814  Echinochloa colona A. C. Sanders 1988-11-6 8749 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
  RSA615274  Echinochloa colona Jon P. Rebman, Maggie Loy 1996-10-27 3754 Imperial South of Palo Verde: Palo Verde Valley area: along agricultural fields just west of the Colorado River, 33 deg 21'N, 114 deg 42'W 5 Comment
  UCR99982  Echinochloa colona B. G. Pitzer 1997-10-19 3327 Imperial Sonoran (Colorado) Desert, Ogilby Road (Hwy S34) where powerlines cross Hwy c. 1 mi south of Indian Pass Road 198 Comment
  RSA0040260  Echinochloa crus-galli Anonymous 1952-1 s.n. Imperial Imperial Valley. Lakeside Feed Ste. [Store?] Comment
  CAS-BOT-BC291119  Eclipta prostrata S. B. Parish 1912-6-30 8089 Imperial In the streets of El Centro Comment
  CAS-BOT-BC291120  Eclipta prostrata Peter H. Raven 1961-10-8 16834 Imperial On western outskirts of El Centro -15 Comment
  UCR166065  Eclipta prostrata John F. Green 2005-4-7 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, between Coachella Canal siphons 15 and 16, along canal wall 30 Comment
  CDA4579  Eclipta prostrata C. M. Finnel 1958-10-3 1395 -58 Imperial 0 Comment
  RSA304594  Eleocharis geniculata A. C. Sanders 1981-9-13 2403 Imperial Squaw Lake on the Colorado River near Imperial Dam. 61 Comment
  SBBG92441  Eleocharis geniculata A. C. Sanders 1989-9-27 9523 Imperial N of Bombay Beach, Hot Mineral Spa Rd, 5.5 km N of Hwy 111, ca. 1 km from the boundary of the Chocolate Mtns Aerial Gunnery Range -20 Comment
  RSA0078680  Emmenanthe penduliflora Jim M. Andre 2015-3-3 31338 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
  SD115626  Encelia actoni Duffie Clemons, Erik Jonsson 1983-5-14 579 Imperial In-ko-pah Mountains 1145 Comment
  UC1790191  Encelia actoni Jon Rebman 2003-5-11 8989 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-BC131292  Encelia farinosa E. A. McGregor 1917-4-1 824 Imperial Between Coyote Wells and Cement Bridge Comment
  HSC85339  Encelia farinosa Steve Boyd 1986-2-6 1227 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  OBI49859  Encelia farinosa Larry Kelly 1988-3-24 15 Imperial Along Imperial hwy (S-2) in Ocatillo ca. .5 mi N of I-8 Comment
  RSA130935  Encelia farinosa Peter H. Raven 1962-3-3 16905 Imperial W side of Salton Sea near Truckhaven Comment
  RSA697288  Encelia farinosa LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1287 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  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
  UCR165493  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 13 and 14, c. 3.5 miles NE of Wister 27 Comment
  UCR48440  Encelia farinosa Steve Boyd 1986-2-6 1227 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
  RSA18962  Encelia farinosa var. farinosa Roxana S. Ferris, Ruth P. Rossbach 1938-5-18 9632 Imperial Upper end of Painted Gorge, Carisso Mts. Comment
  SD191789  Encelia farinosa var. farinosa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-11 14613 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Big Wash, Site PETTHU in arroyo -10 Comment
  UCR279497  Encelia farinosa var. phenicodonta A. C. Sanders, Jim Malusa 2017-3-25 43029 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, on Niland-Blythe Rd., 1 km SW of Beal Well 395 Comment
  CAS-BOT-BC131401  Encelia frutescens C. L. Hitchcock; C. V. Muhlick 1964-3-19 23154 Imperial 3 miles s. of Ocotillo Well, on road to Fish Creek Comment
  RSA797955  Encelia frutescens Ian Cain 2011-3-17 1574 Imperial Along Dunaway Road south of I-8, 2.67km south south east of intersection with I-8. 3 Comment
  UCR165271  Encelia frutescens John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 9 and 10, c. 4 miles NW of Niland 15 Comment
  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
  HSC5487  Encelia virginensis H. E. Parks, S. T. Parks 1938-2-12 24024 Imperial 1 mi. W towards Coyote Wells Comment
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Sep 14 2016
  CAS-BOT-BC502079  Ephedra aspera A. C. Sanders; Jim Malusa 2015-3-7 41328 Imperial Sonoran (Colorado) Desert: Chocolate Muntains, side canyon W of N fork of Salvation Wash, US Navy Chocolate Mtns Aerial Gunnery Range 457 Comment
  RSA0093980  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. 427 Comment
  SEINET10389849  Ephedra aspera A. C. Sanders, Jim Malusa 2016-1-23 41969 Imperial Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well 472 Comment
  SEINET909563  Ephedra aspera Steven P. MacLaughlin, Janice E. Bowers 1985-1 2893 Imperial NW end of Palo Verde Mtns 305 Comment
  UCR279154  Ephedra aspera A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42721 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  CAS-BOT-BC518735  Ephedra californica A. C. Sanders; Fred M. Roberts; T. B. Salvato 2013-5-1 40817 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, S of Chuckwalla Mountains, c. 2.4 km SE of Raineys Well 486 Comment
  RSA27488  Ephedra californica I. L. Wiggins 1941-3-25 9634 Imperial Desert wash 5 miles northeast of Beal Well. Comment
  RSA700271  Ephedra californica LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1223 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SD250391  Ephedra californica T. B. Salvato, Fred M. Roberts, et al. 2013-3-13 7323 Imperial Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco, ca. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off road between the well and powerline road. 527 Comment
  HSC1315  Ephedra nevadensis C. L. Hitchcock 1966-3-21 24322 Imperial About 7 mi. N of Milpitas Wash and 14 mi. NW of Blythe-Glamis Hwy. Comment
  CAS-BOT-BC81754  Ephedra trifurca Annie M. Alexander; Louise Kellogg 1941-3-19 1965 Imperial 1 mile west of fountains, Algodone Sand dunes Comment
  CAS-BOT-BC81870  Ephedra trifurca Robert F. Thorne; Robert Rutherford 1964-4-10 33570 Imperial sand dunes ca 17 miles w. of Yuma near rest stop on Hwy. 80, SE Imperial County Comment
  HSC83067  Ephedra trifurca A. C. Sanders, B. Pitzer, D. Charlton, et al. 1986-3-8 6158 Imperial E Mesa, E end of Montgomery Rd. at the Coachella Canal, ca. 1.25 mi NW of Mammoth Wash crossing of the canal 27 Comment
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Jul 9 2010
  NY70655  Ephedra trifurca D. D. Keck 1949-4-21 6197 Imperial 2 miles west of Beals Well, Colorado Desert Comment
  RSA2141  Ephedra trifurca C. B. Wolf 1931-3-12 1870 Imperial Colorado Desert, 12 mi. northwest of Westmorland. Altitude below sea level. Comment
  RSA786371  Ephedra trifurca Doris Bowers 1970-12-29 1605 Imperial Las Algodones Dunes at U.S. 8 and Old Planked Road Viewpoint 30 Comment
  SBBG21953  Ephedra trifurca R. F. Thorne with R. Rutherford 1964-4-10 Imperial ca. 17 mi W of Yuma near rest stop on Interstate 80 Comment
  SBBG87790  Ephedra trifurca A. C. Sanders, B. Pitzer, D. Charlton 1986-3-8 6158 Imperial East Mesa, E end of Montgomery Rd at the Coachella Canal, ca. 1.25 mi NW of Mammoth Wash crossing the canal 27 Comment
  SDSU3636  Ephedra trifurca D. R. Harvey 1932-2-7 575 Imperial West of Yuma 54 Comment
  SEINET3221261 Image available Ephedra trifurca Kathy Rice 1999-3-21 s.n. Imperial Ca 30 miles west of Yuma on Interstate 8 at Gray Wells exit, south side of road. Comment
  SEINET3867768  Ephedra trifurca Noel H. Holmgren, Patricia K. Holmgren 1973-3-25 6523 Imperial Imperial Valley, 14.5 airline miles east of downtown Brawley.; 0 25 Comment
  UCR162904  Ephedra trifurca Sue Bell 1998-1-27 290 Imperial Sonoran (Colorado) Desert, [NW of Ocotillo near foot of Coyote Mtns.] 200 Comment
  UCR69992  Epipactis gigantea Maureen Hales Pendleton 1978-3-21 78- 05 Imperial Sonoran (Colorado) Desert, vicinity of Frink Springs, below the Coachella Canal on the E side of the Salton Sea Comment
  UCR138347  Equisetum hyemale subsp. affine Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-20 6550 Imperial Sonoran (Colorado) Desert, W of Glamis along Highline Canal, east of Brawley and just north of Hwy 78 Comment
  UCR67731  Equisetum hyemale subsp. affine A. M. Rea 1989-4-30 1617 Imperial Sonoran (Colorado) Desert, Hwy 78, c. 2 mi west of Algodones Dunes. Comment
  UC123560  Eragrostis cilianensis Mr. Washington Wilson Aug 1908 Imperial Holtville Comment
  CDA35720  Eremalche rotundifolia T. C. Fuller 1962-4-4 8065 Imperial Highway 98 to Calexico, 16.0 miles east of Ocotillo. 0 Comment
  RSA167593  Eremalche rotundifolia Robert F. Thorne, Robert L. Rutherford 1964-4-10 33580 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  RSA432721  Eremalche rotundifolia H. de Forest, Jack Rempel 1933-4-10 17759 Imperial Between Highway 80 & Ogilby. Comment
  SD161390  Eremalche rotundifolia Jon Rebman, Jim Rocks 2005-2-10 10930 Imperial Little Picacho Wilderness Area (BLM property): North of Winterhaven, SW of Colorado River; in a wash 11 miles N of S24 on Picacho Road; S of Picacho State Recreation Area 195 Comment
  SD200452  Eremalche rotundifolia Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16696 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
  SD242867  Eremalche rotundifolia Andrea Laltoo 2005-3-26 31 Imperial Yuha Desert Area of Critical Environmental Concern, open rocky area W of DeHnza campground, S of route 294 and NE of junction of routes 298 and 297 135 Comment
  SDSU8130  Eremalche rotundifolia D. F. Howe 1949-5-19 1971 Imperial Andrade, Imperial Co. 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
  UCR1577  Eremalche rotundifolia William R. Bowen 1962-4-12 023 Imperial Sonoran (Colorado) Desert, Near NE base of Signal Mt. on US - Mexico border 0 Comment
  UCR269549  Eremalche rotundifolia A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-3 42011 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash area, along dirt road to Hayden Well from Ted Kipf Rd. 201 Comment
  UCSB12506  Eremalche rotundifolia Corfman, Nancy 1961-3-4 Imperial 2 miles north of Mt. Signal, 15 miles west of Calexico, off Highway 89 on dirt road Comment
  SD115631  Eremocarya lepida Duffie Clemons, Erik Jonsson 1983-5-14 584 Imperial In-Ko-Pah Mountains, south of I-8, ca. I(c) mile east of Elliot Mine, in disturbed area in decomposed granite. (IPB 10/07) 1173 Comment
  UCR269853  Eremothera boothii A. C. Sanders, Jim Malusa 2016-3-17 42321 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
  CAS-BOT-BC160023  Eremothera boothii subsp. condensata James Henrickson 1964-1-4 1514 Imperial Colorado Desert; 15.7 miles west of Calexico near Hy. 98 Comment
  CAS-BOT-BC160027  Eremothera boothii subsp. condensata C. L. Hitchcock 1968-3-12 25454 Imperial 5 mi. n.w. of Coyote Wells Comment
  RSA0092009  Eremothera boothii subsp. condensata Jim M. Andre 2015-3-3 31298 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
  SD200464  Eremothera boothii subsp. condensata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16782 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
  SD97432  Eremothera boothii subsp. condensata Grady L. Webster, S. Lynch 1973-3-18 7593 Imperial 4.5 miles northwest of Ocotillo. 244 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
  SD115546  Eremothera chamaenerioides Duffie Clemons, Erik Jonsson 1983-3-26 419 Imperial Painted Gorge. (IPB 10/07) 244 Comment
  RSA0125330  Eremothera chamaenerioides Steve Boyd 1986-2-6 1215 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  SD254661  Eremothera refracta A. C. Sanders, Mitch Provance, Fred Roberts 2013-3-22 40660 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 (Chuckwall Spring 7.5'Q) 579 Comment
  UC1292626  Eremothera refracta C. L. Hitchcock and C. V. Muhlick 1964-3-21 23231 Imperial wash about 15 mi n Glamis (on road to Blythe) Comment
  UC665850  Eremothera refracta Ira L. Wiggins 1941-3-24 9610 Imperial wash 6 mi ne Niland (on road to Beal Well) Comment
  SD258973  Eriastrum diffusum subsp. coachellae Sarah J. De Groot, L. Lubinsky 2005-4-22 4911 Imperial Along 86S between Desert Shores/Coolidge Springs and Salton Sea Beach, just north of Calyx Ditch, Farinosa Ditch, and Wonderstone Wash. Alluvial plain of Santa Rosa Mountains. Comment
  SD253524  Eriastrum eremicum J. Mark Porter 2012-3-30 15078 Imperial Ca. 3.0 miles west of Ocotillo, north of Interstate 8 and south of Dos Cabezas Road, near abandoned railroad at the west foot of Sugarloaf Mountains. 85 Comment
  RSA0120041  Eriastrum eremicum subsp. eremicum J. P. Rebman, Mark Miller 2003-5-11 8997 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial Bounty border and N of the US/Mex border, N of Elliot Mine. 1140 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
  UC1790009  Eriastrum eremicum subsp. eremicum Jon Rebman, Mark Miller 2003-5-11 8997 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border; N of Elliot Mine Comment
  RSA792518  Ericameria brachylepis Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4422 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  SEINET2050748 Image available Ericameria brachylepis Jon P. Rebman, Maggie Loy 1996-10-25 3681 Imperial Smuggler's Cave area: mountains southeast of In-ko-pah: east of Jacumba. 1030 Comment
  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
  SD142485  Eriochloa contracta Jon P. Rebman, Adrienne Russell 1997-9-6 4196 Imperial Southeast of Brawley: at Cooper Rd. & Wiest 10 Comment
  SEINET3111841  Eriodictyon crassifolium Sears 1978-4-11 1162 Imperial 20 mi N of Ogilby on Blythe-Ogilby Road just N of Glamis Jct. 317 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
  SD250531  Eriogonum deflexum T. B. Salvato 2012-10-25 7257 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, south of Chuckwalla Mountains, Aarroyo Seco c. 5 km WSW of Rainey Well (Chuckwalla Spring 7.5'Q) 601 Comment
  UCR103641  Eriogonum deflexum George K. Helmkamp, E. Helmkamp 1998-1-24 2617 Imperial Sonoran (Colorado) Desert, Calif. Hwy 78, 2 mi. NE of Glamis 168 Comment
  UCR163667  Eriogonum deflexum John F. Green 2005-10-27 s.n. Imperial Sonoran (Colorado) Desert, Coachella Valley; east of Salton Sea, along Coachella Canal, ENE of Frink 30 Comment
  UCR166158  Eriogonum deflexum John F. Green 2005-4-7 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, just south of Coachella Canal siphon 7, east of Camp Dunlap 30 Comment
  UCR269761  Eriogonum deflexum A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42217 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
  POM99027  Eriogonum deflexum E. C. Jaeger 1926-4-10 s.n. Imperial Box Canyon between Fish Mtn and the Vallecitos Range Comment
  RSA652879  Eriogonum deflexum subsp. deflexum John Wallace 1991-5-12 26 Imperial Cibola National Wildlife Refuge; along unimproved dirt levee road. 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-BC246438  Eriogonum deflexum var. deflexum C. L. Hitchcock; C. V. Muhlick 1964-3-21 23215 Imperial 12 miles n. of Ogilby Comment
  CAS-BOT-BC246444  Eriogonum deflexum var. deflexum Edmund C. Jaeger 1939-3-31 s.n. Imperial Fish Creek, Split Mt. Canyon, Vallecito [Vallecitos] Mts. 15 Comment
  HSC17265  Eriogonum deflexum var. deflexum C. L. Hitchcock 1966-3-21 24318 Imperial About 5 miles N of Milpitas Wash and 12 miles NW of Blythe-Glamis Hwy. Comment
  RSA336283  Eriogonum deflexum var. deflexum Robert F. Thorne 1978-4-29 52144 Imperial W. of Chocolate Mountains: 1 mile E of Coachella Canal and W of Melson Well. Comment
  SD115541  Eriogonum deflexum var. deflexum Duffie Clemons, Erik Jonsson 1983-1-6 412 Imperial In crevice of A+- vertical, narrow rock-sided canyon, N-facing slope. Coyote Mtn 349 Comment
  SD192010  Eriogonum deflexum var. deflexum Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14423 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
  SEINET6417332  Eriogonum deflexum var. deflexum Larry C. Higgins 1973-3-26 6363 Imperial Ca 20 miles northwest of Winterhaven along Olgsby road Comment
  CAS-BOT-BC246483  Eriogonum deserticola Peter H. Raven 1961-10-8 16832 Imperial U.S. Highway 80. 2 miles east of junction with State Highway 98 Comment
  CAS-BOT-BC246487  Eriogonum deserticola T. C. Fuller 1959-10-7 3275 Imperial Yuma sand dunes, 1 mi. W/Hwy Maint. Station, ca. 15 miles W/Winterhaven Comment
  HSC83077  Eriogonum deserticola A. C. Sanders, Charlton, Pitzer, Wright 1986-3-10 6268 Imperial N foot of Mount Signal, just N of the international boundary, 1.43 mi. west of Mt. Signal Rd. on BLM road Y2918 61 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
  POM160441  Eriogonum deserticola Marcus E. Jones 1928-12-28 s.n. Imperial Sand dunes near Yuma. Comment
  POM306185  Eriogonum deserticola Henry J. Ramsey, Henry J. Ramsey 1937-11-30 590 Imperial Imperial Valley. West of Salton Sea. Comment
  RSA331169  Eriogonum deserticola Robert F. Thorne 1984-4-27 58266 Imperial Algodones Dunes, off Hwy 1.8 on Grays Well Rd., W end old plank road. Comment
  SEINET3086999 Image available Eriogonum deserticola K. A. Wagner 1981-7-15 s.n. Imperial Algodones Dunes, 4.6 mi WSW of Ogilby 37 Comment
  SEINET6417356  Eriogonum deserticola M. Cazier, J. Davidson, D. J. Pinkava 1966-12-12 Imperial 16 miles W. Winterhaven Comment
  SEINET6417357  Eriogonum deserticola K. A. Wagner 1981-7-15 Imperial Sonoran/Colorado Desert; Algodones Dunes, 4.6 mi. WSW of Ogilby 37 Comment
  UC1215263  Eriogonum deserticola Peter H. Raven 1961-10-8 16832 Imperial 2 mi e on U.S. Highway 80 State Highway 98 0 Comment
  UC463062  Eriogonum deserticola H. E. McMinn 1925-6-29 1449 Imperial <Comal?> near Holtville (40 mi w of Yuma, Ariz.); Colorado Desert; From <C?>o<m>al near Holtville - to site herein indicated. Comment
  UCR115377  Eriogonum deserticola June Latting 1977-12-11 s.n. Imperial Sonoran/Colorado Desert, east side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road 69 Comment
  UCR14591  Eriogonum deserticola George K. Helmkamp 1975-3-24 s.n. Imperial Sonoran (Colorado) Desert, Sand dunes immediately [west] of Glamis 40 Comment
  UCR211319  Eriogonum deserticola Jim Andre, T. La Doux 2009-2-26 9868 Imperial Sonoran (Colorado) Desert, west end of Algodones Dunes, along north side o Hwy 78 68 Comment
  RSA0035618  Eriogonum deserticola James C. Dice 1999-8-13 9908131 Imperial Unspecified. Comment
  CAS-BOT-BC257512  Eriogonum inflatum Ira L. Wiggins 1957-3-24 14050 Imperial Painted Gorge, 5 mi. N. of State Hwy. 80 Comment
  UCR134116  Eriogonum inflatum June Latting 1967-3-25 s.n. Imperial Sonoran (Colorado) Desert, 0.5 mi. west of Ocotillo Junction on Hwy 80 183 Comment
  RSA176257  Eriogonum inflatum var. deflatum Robert F. Thorne 1963-5-23 31837 Imperial Open desert along Hwy 80 near Plaster City. Comment
  POM99025  Eriogonum insigne E. C. Jaeger 1924-4-10 s.n. Imperial Fish Mountains; 10 miles west of Harper's Well. Comment
  RSA92342  Eriogonum insigne J. C. Roos, Lucille Roos 1952-6-28 6172 Imperial SE end Eureka Valley. 915 Comment
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Jun 4 2014
  RSA264043  Eriogonum reniforme Noel Holmgren, Patricia K. Holmgren 1974-3-28 7514 Imperial Jacumba Mountains. 3 airline miles southwest of Ocotillo. 274 Comment
  SD1379  Eriogonum reniforme T. S. Brandegee April 1905 Imperial Coyote Wells Comment
  SD1388  Eriogonum reniforme T. S. Brandegee April 1905 Imperial Coyote Wells, Colorado [Desert] Comment
  SDSU5932  Eriogonum reniforme Wedberg 1963-4-21 1052 Imperial 10 miles from Chevron Station in Jacumba on the road to El cajon. 914 Comment
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Nov 10 2008
  CDA18512  Eriogonum thomasii Frank B. McMurry 1943-1 1331 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  HSC17435  Eriogonum thomasii C. L. Hitchcock, C. V. Muhlick 1964-3-19 23151 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  NY1083241  Eriogonum thomasii N. H. Holmgren 1974-3-28 7513 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  RSA0024633  Eriogonum thomasii Jim Andre 2013-3-4 23843 Imperial Along Highway 78, south of Palo Verde Mtns. at Milpitas Wash. 216 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
  RSA254046  Eriogonum thomasii Noel Holmgren, Patricia K. Holmgren 1973-3-29 6542 Imperial Colorado River, Pichaco State Recreation Area, campground, 20.5 airline miles north of Yuma. 76 Comment
  RSA424948  Eriogonum thomasii H. de Forest, Jack Rempel 1933-4-9 s.n. Imperial Supersition Mountains, Colorado Desert. 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
  RSA696406  Eriogonum thomasii LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1243 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SD173050  Eriogonum thomasii Larry Hendrickson, Kim Marsden, Mary Delavalle 2005-3-17 1725 Imperial Four Palms Spring, California State Lands Commission property. Approx. 3.0 air miles WSW of Palm Wash underpass access at highway 86, and 0.75 air mi. N of County hwy. S-22. 49 Comment
  SD192014  Eriogonum thomasii Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14377 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), small arroyo off of Grave Wash, Site LARTRI in arroyo bottom and surrounding cliff walls 89 Comment
  SD192018  Eriogonum thomasii Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14467 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
  UC1292625  Eriogonum thomasii C. L. Hitchcock, C. V. Muhlick 1964-3-19 23151 Imperial 8 mi s Ocotillo Spring (on road to Fish Creek) Comment
  UC1372534  Eriogonum thomasii C. Leo Hitchcock 1970-3-18 25688 Imperial 8 mi n Winterhaven 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
  UCR100798  Eriogonum thomasii George K. Helmkamp, E. A. Helmkamp 1998-3-18 2889 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 Comment
  UCR151424  Eriogonum thomasii LeRoy Gross, V. Arvizu, Sarah De Groot, Lisa Rojas, T. Thibault 2004-5-13 1314 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate-Chuckwalla Mountains (Chocolate Mountain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road 174 Comment
  UCR165461  Eriogonum thomasii John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 13 and 14, c. 3.5 miles NE of Wister 27 Comment
  CAS-BOT-BC263476  Eriogonum thomasii E. A. McGregor 1917-6-9 1021 Imperial Goverment Well Comment
  HSC49198  Eriogonum trichopes D. L. Goforth 1979-3-29 66 Imperial 1 mi. S of Cut Across Trail 15 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
  UCD101305  Eriogonum trichopes A. C. Sanders; Pitzer, Wright, Charlton, Weir, Bramlett, et al 1986-3-8 6177 Imperial Yuha Desert, 5 miles airline S of Plaster City; 5 miles S of the Dunaway Road exit off Hwy I-8. 60 Comment
  SEINET5764723 Image available Eriogonum trichopes var. trichopes Russell S. Woglum 1939-4-14 2248 Imperial Chocolate Mountains, south end. Nyland to Blythe, near Beal's Well. Comment
  UC665911  Eriophyllum lanosum Ira L. Wiggins 1941-3-25 9644 Imperial desert slope along small washes on e side of Chocolate Mountains (11.3 mi ne of Beal Well) Comment
  UCR269629  Eriophyllum lanosum A. C. Sanders, Jim Malusa 2016-3-7 42128 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  POM358149  Eriophyllum wallacei Norman C. Cooper 1949-3-17 3119 Imperial Mountain Springs 610 Comment
  UCR279221  Erodium cicutarium A. C. Sanders, Jim Malusa 2017-3-13 42853 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
  PASA671  Erodium texanum Frank W. Peirson 1922-4-12 Imperial 28 miles southeast of Coachella, about sea level Comment
  RSA0020671  Erodium texanum Jim Andre 2013-3-3 23955 Imperial Yuha Desert, along Highway 98 approx. 7 miles SE of Ocotillo, just outside Crucifixion Thorn Natural Area. 108 Comment
  SD144873  Erodium texanum Jon P. Rebman, A. Salywon, C. Christy 1998-3-22 4943 Imperial Northwest of Yuma, AZ, north end of Cargo Muchacho Mountains, south of Indian Pass Road & ca. 1 mile east of Ogilby Road. 239 Comment
  UCR269611  Erodium texanum A. C. Sanders, Jim Malusa 2016-3-14 42176 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd., 8.7 km NE of Siphon 8 on the Coachella Canal, NE of Slab City 201 Comment
  SD160838  Erythranthe guttata Jon P. Rebman 2005-4-23 11821 Imperial Jacumba Natural Area (BLM property), southwest of Ocotillo, along Meyer Creek, just south of the east-bound lanes of Interstate 8. 519 Comment
  RSA445637  Eschscholzia glyptosperma H. de Forest, Jack Rempel 1933-4-10 17752 Imperial Pass in Mountains, Chocolate Mountains, Colorado desert. Comment
  SD125083  Eschscholzia glyptosperma Steven P. McLaughlin, Janice E. Bowers 1985-3-8 2927 Imperial Black Mountain Road, 0.5 mile southeast of California 78. (IPB 10/07) 334 Comment
  UCD94201  Eschscholzia glyptosperma Shannon M. Still 2008-3-21 312 Imperial California. Imperial County: In roadcut in sandy area where wash crosses Hwy. 78. 316 Comment
  UCR279128  Eschscholzia glyptosperma A. C. Sanders, Jim Malusa 2017-3-12 42842 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Pegleg Well near Pegleg Mine 424 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
  JEPS51693  Eschscholzia minutiflora W. L. Jepson 1927-4-17 11793 Imperial Myer's Creek Bridge Mountain Springs grade (foot of grade, sw Imperial Co.) 243 Comment
  JEPS51813  Eschscholzia minutiflora W. L. Jepson 1935-4-20 17082 Imperial Baileys Well -3 Comment
  RSA682683  Eschscholzia minutiflora Scott D. White, Michael Honer 2003-5-3 9174 Imperial Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mtns; south of the operating US Gypsum quarries. 152 Comment
  SD144447  Eschscholzia minutiflora G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2929 Imperial Colorado Desert: Imperial Dam area, just south of the dam on Highway S-24. 75 Comment
  SD200470  Eschscholzia minutiflora Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16689 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
  SD211429  Eschscholzia minutiflora Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18935 Imperial East of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, E of Ocotillo & W of El Centro; along desert flats just S of Hwy S80 10 Comment
  SEINET5574653  Eschscholzia minutiflora Steven P. McLaughlin 1998-1 7396 Imperial Along Sidewinder Road south of Cargo Muchacho Mountains, sandy soil with Olneya tesota, Larrea tridentata, Encelia farinosa. 220 Comment
  UCD83509  Eschscholzia minutiflora Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5850 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  UCR16427  Eschscholzia minutiflora Scott Fowler 1964-3-23 640323- 23 Imperial Sonoran (Colorado) Desert, Purgatory Wash, 7 mi northeast of Glamis [via Hwy 78] 102 Comment
  UCR253879  Eschscholzia minutiflora Jim Andre 2013-3-4 24074 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
  UCR267905  Eschscholzia minutiflora Jim Andre 2013-3-4 23839 Imperial Sonoran (Colorado) Desert, Along Hwy 78, south of Palo Verde Mountains at Milpitas Wash 216 Comment
  UCR268797  Eschscholzia minutiflora Jim Andre 2015-3-3 31304 Imperial Sonoran (Colorado) Desert, eastern base of Jacumba Mountains, 1.3 mi south of Hwy 98, c. 2 mi south of Ocotillo 246 Comment
  UCR279114  Eschscholzia minutiflora A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-8 42753 Imperial Sonoran (Colorado) Desert, Ninemile Canyon, Chocolate Mountains, c. 800 m above Hwy 78 323 Comment
  RSA0023199  Eschscholzia papastillii Robert F. Thorne 1978-4-29 52121 Imperial W. of Chocolate Mountains: ca. 1 mile E of Coachella Canal and W of Melson Well. Comment
  SD254665  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 (Tortuga 7.5'Q) 284 Comment
  SD254666  Eschscholzia parishii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-15 42229 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 Road (Lion Head Mountain 7.5'Q) 427 Comment
  SD254667  Eschscholzia parishii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-8 42149 Imperial Sonoran (Colorado) Desert: Chocolate Mountains , near E.O.D. Camp Burt, eastern edge of Chocolate Mountains Aerial Gunnery Range, wash crossing Skyline Dr., 0.45 km north of Dietz Road (Little Mule Mountains 7.5'Q) 320 Comment
  UCR167247  Eschscholzia parishii John F. Green 2005-3-4 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, east of Salton Sea, c. 4 mi N of Niland, just SW of Coachella Canal siphon 11, badlands above wash 24 Comment
  UCR266551  Eschscholzia parishii A. C. Sanders, Jim Malusa 2016-1-24 41988 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, beside old Niland to Blythe road on the upper alluvial fan in mouth of canyon below Lion Head Mountain, 17 km NE (63 deg. ) of Niland 314 Comment
  UCR276021  Eschscholzia parishii Jim Andre 2016-3-6 34843 Imperial Santa Rosa Mountains, base of southeastern end of range, west of Coolidg Spring Road, 0.7 mile west of Hwy 86, c. 1.5 miles west of Salton Sea at 'Desert Shores -11 Comment
  POM211595  Eucrypta micrantha A. M. Alexander, Louise Kellogg 1941-3-21 1984 Imperial Chocolate Mountains,Imperial Co, Beal Well Basin. 410 Comment
  UC669321  Eucrypta micrantha Annie M. Alexander and Louise Kellogg 1941-3-10 1920 Imperial Colorado Desert, 44 mi NE of Ogilby. Comment
  SD191963  Eulobus californicus Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-11 14611 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Big Wash, Site PETTHU in arroyo -10 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
  SDSU8582  Eulobus californicus H. Wedberg 1966-3-26 1174 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, 0.1 mi. S of San Diego County. 274 Comment
  UCR249692  Euphorbia T. B. Salvato, Tim Thomas 2012-10-25 7261 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 5.5 km southwest of Rainey Well 576 Comment
  CAS-BOT-BC202382  Euphorbia abramsiana S. B. Parish 1912-10-16 8305 Imperial Salton Basin. Streets of Brawley -4 Comment
  SD142239  Euphorbia eriantha Jon Rebman, L. Renfro 1997-11-19 4753 Imperial Northwest of Yuma: E of Ogilby Road along Indian Pass Road at Chemgold Company's Imperial Project 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
  RSA0125409  Euphorbia melanadenia Lyman Benson 1933-4-1 4251 Imperial US 80, Grade to Mt Springs. Mt. Range Cuyamaca. Salton Sea Watershed. 610 Comment
  SD129387  Euphorbia micromera R. McKernan 1989-9-29 Imperial Chocolate Mountains, 8 km east of Pegleg Well, impact area 'runway'. (IPB 10/07) Comment
  SD95998  Euphorbia micromera Grady L. Webster, S. Lynch 1973-3-18 7586 Imperial 2.3 miles north of Ocotillo. 149 Comment
  UCD142572  Euphorbia micromera Tony L. Burgess 1977-11-26 4717 Imperial Coyote Mountains, Painted Gorge. 274 Comment
  UCR103601  Euphorbia pediculifera George K. Helmkamp, E. A. Helmkamp 1998-3-19 2934 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR202848  Euphorbia pediculifera Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3209 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, Bear Canyon Wash, c. 1.5 mi southwest of the Colorado River 115 Comment
  UCR41504  Euphorbia pediculifera A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6205 Imperial Sonoran (Colorado) Desert, Coyote Mountains, Fossil Canyon, 3.3 mi north of Imperial Hwy (S-2) at Ocotillo, on Shell Canyon Road 305 Comment
  RSA0121660  Euphorbia platysperma H. de Forest, Jack Reupelt 1933-4-9 18314 Imperial Supersition Mountains, Colorado Desert. Comment
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Jan 8 2019
  SD127593  Euphorbia polycarpa Robert F. Thorne 1977-11-25 50882 Imperial Sonoran Desert, ca. 15 miles north of Yuma along Picacho Road (perhaps Senator Wash), in sandy wash 60 Comment
  SD190632  Euphorbia polycarpa Larry Hendrickson, Jon Rebman. 2005-4-15 3135 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  SD191891  Euphorbia polycarpa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14585 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments 53 Comment
  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
  SEINET3831696  Euphorbia polycarpa Jon P. Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2012-1 18849 Imperial Southwest of plaster City on Bureau of Land Management (BLM) property on an area proposed for development of a solar facility: S of Hwy. S80 & NE of Ocotillo & W of El Centro; alonga powerline road 53 Comment
  UCR102041  Euphorbia polycarpa B. G. Pitzer 1997-10-19 3341 Imperial Sonoran (Colorado) Desert, Pilot Knob Mesa; Ogilby Road, c. 0.5 mi. north of Hwy I-8 at powerline road (which heads E) 91 Comment
  UCR17916  Euphorbia polycarpa A. C. Sanders 1976-4-13 298 Imperial Sonoran (Colorado) Desert, Yuha Desert, 0.5 mile south of Interstate Hwy 8 and c. due south of Plaster City 61 Comment
  UCR264454  Euphorbia polycarpa A. C. Sanders, Jim Malusa 2015-9-7 41798 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
  SD243884  Euphorbia polycarpa var. hirtella Donald Hazlett 1993-3-13 6779 Imperial 3 mi. S of Ocotillo in Davies Canyon 182 Comment
  RSA0093977  Euphorbia serpens A. C. Sanders 2015-9-9 41834 Imperial Sonoran (Colorado) Desert. Imperial Valley, Calipatria, at Calipatria Inn on Hwy 111 at north edge of town. -56 Comment
  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
  UCD77518  Euphorbia setiloba Robert E. Preston 1997-11-12 1067 Imperial Mesquite Mine 242 Comment
  JEPS2597 Image available Euphorbia setiloba var. nodulosa S. B. Parish 1912-10-15 8301 Imperial between Brawley and Salton Sea; Salton Basin; Between Brawley & Salton Sea, Salton Basin -35 Comment
  CDA39716  Eustoma exaltatum T. C. Fuller 1958-9-24 1393 -58 Imperial 2 miles south of Imperial Dam, Colorado River. 0 Comment
  UC2026434  Eustoma exaltatum Louis C. Wheeler 1955-6-10 7151 Imperial COLORADO RIVER: John's Boat Landing. Comment
  PASA2355  Fagonia californica 1929-3-28 Imperial Desert west of El Centro Comment
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Sep 3 2016
  CAS-BOT-BC167345  Fagonia laevis Ira L. Wiggins 1937-2-25 8604 Imperial Picacho Wash, 0.7 mi. north of All-American Canal Spillway Comment
  CAS-BOT-BC167348  Fagonia laevis Duncan M. Porter 1961-12-29 755 Imperial Above Colorado River, ca. 1/2 mile below Laguna Dam Comment
  CAS-BOT-BC167349  Fagonia laevis C. L. Hitchcock; C. V. Muhlick 1962-3-18 22235 Imperial At e. edge of Chocolate Mts., 9.3 mi. e. of Glamis, on rd. to Blythe Comment
  CAS-BOT-BC167354  Fagonia laevis Ira L. Wiggins 1941-3-24 9611 Imperial 6 miles northeast of Niland on road to Beal Well Comment
  HSC92253  Fagonia laevis D. Atwood, L. Stitch 1993-4-3 17933 Imperial 6 miles WNW of Ocotillo on County Rd. 5-2, Anza-Borrego Desert. Comment
  POM184204  Fagonia laevis Philip A. Munz, C. Leo Hitchcock 1932-4-6 12165 Imperial 20 miles NE of Ogilby. Comment
  POM303111  Fagonia laevis Philip A. Munz 1941-3-30 16599 Imperial Wash at Beales' Well Chocolate Mts. Comment
  RSA0019554  Fagonia laevis Jim Andre 2013-3-4 24069 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
  RSA528060  Fagonia laevis Ed LaRue 1991-4-25 91 -57 Imperial 6 mi. N of Cargo Muchacho Mtns, 7-8 mi. N of Hedges, In and adjacent to Indian Wash. 244 Comment
  RSA699079  Fagonia laevis J. R. Bruff 1928-4-5 s.n. Imperial Painted Gorge. 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
  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
  UCR200255  Fagonia laevis J. M. Porter, Orlando Mistretta 2003-6-5 13623 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast 412 Comment
  UCR279479  Fagonia laevis A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42718 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  UCR48420  Fagonia laevis Steve Boyd 1986-2-6 1228 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  RSA0104061  Fagonia pachyacantha Andrew C. Sanders, Jim Malusa 2016-3-16 42282 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass. 561 Comment
  RSA77842  Fagonia pachyacantha Donald A. Johansen, Joseph A. Ewan 1932-4-14 7147 Imperial 1/2 mile east of Coyote Well, SW of Salton Sea. 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
  SD200516  Fagonia pachyacantha Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16828 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
  SD200517  Fagonia pachyacantha Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16662 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
  SD260312  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2016-3-15 42245 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, c. 1.1 km NNE of Beal Well, north side of a rocky hill east of old Niland-Blythe Rd. Along wash edge at north foot of granitic hill. 441 Comment
  UCR211971  Fagonia pachyacantha Jon P. Rebman, Guy L. Fleming, W. Schmidtmann 2009-3-12 16475 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 6 (SP46,Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides and mesas 100 Comment
  UCR217769  Fagonia pachyacantha Jim Andre, T. La Doux 2010-3-1 12531 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
  UCR269729  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2016-3-15 42245 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 1.1 km NNE of Beal Well, north side of a rocky hill east of old Niland-Blythe Rd. 442 Comment
  SD191497  Ferocactus cylindraceus Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3222 Imperial Picacho State Recreation, south of Colorado River, Taylor Lake Overlook. 202 Comment
  UCR265862  Ferocactus cylindraceus Mitch Provance 2008-3-15 10088 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
  SD155860  Festuca bromoides Jon P. Rebman 2001-3-16 7201 Imperial Jacumba Natural Area, In-Ko-Pah Mountains, near Smuggler's Cove. (IPB 10/07) 1046 Comment
  SD161419  Festuca octoflora Jon P. Rebman, Jim Rocks 2005-2-10 10943 Imperial Little Picacho Wilderness Area (BLM property), north of Winterhaven, southwest of Colorado River, approximately 18 miles north of S24, on Picacho Road; just south of the Picacho State Recreation Area. (IPB 10/07) 195 Comment
  RSA0121529  Fimbristylis vahlii S. B. Parish 1903-10-21 8375 Imperial Colorado River, Fort Yuma. Comment
  RSA167716  Fouquieria splendens Robert F. Thorne, R. Rutherford 1964-4-11 33635 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA48304  Fouquieria splendens E. K. Balls 1949-4-3 12939 Imperial Slopes between Chocolate Mts and Salton Sea, 6 miles from Niland toward Blythe Comment
  RSA785493  Fouquieria splendens Doris Bowers 1967-12-18 181 Imperial Travertine Pt. near Salton Sea 3 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-BC223592  Fouquieria splendens subsp. splendens C. B. Wolf 1931-3-12 1874 Imperial West base of the Chocolate Mts.; 10 mi. from Niland on rd. to Beal Well Comment
  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
  SD242833  Fouquieria splendens subsp. splendens Andrea Laltoo 2005-3-26 23 Imperial Yuha Desert Area of Critical Environmental Concern, E of wash to S side of route 294 and to E side of route 297 131 Comment
  UC1302440  Fouquieria splendens subsp. splendens Robert F. Thorne and R. Rutherford 1964-4-12 33659 Imperial Palo Verde Peak; Palo Verde Mts. 457 Comment
  UCR239503  Funastrum cynanchoides A. C. Sanders, T. B. Salvato 2012-11-16 40528 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., Arroyo Seco, along powerline road south of Niland-Blythe Rd. 578 Comment
  RSA458578  Funastrum cynanchoides var. hartwegii H. de Forest, Jack Rempel 1933-4-10 17772 Imperial Between Cargo Muchacho and Chocolate Mt. Comment
  SEINET3082082 Image available Funastrum cynanchoides var. hartwegii Barbara Gayle Pitzer 1997-10-18 3317 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
  RSA747498  Funastrum hartwegii G. Gust, L. Nye 2005-3-4 490 Imperial On roadside of Hwy 78 ca. 24 miles N of I-8. 242 Comment
  SD126579  Funastrum hirtellum Mike Kaszuba, Michelle Braun 1989-3-24 Imperial Occasional, in sands of dry wash., into Canyon. (IPB 10/07) 455 Comment
  SD250424  Funastrum hirtellum A. C. Sanders, Jim Malusa 2015-3-6 41295 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
  UC1929847  Funastrum hirtellum Scott D. White, Michael Honer 2003-3-28 8879 Imperial FISH CREEK MOUNTAINS: Unnamed wash between Fisk Ck Mts and Split Mountain (San Diego Co.), ca 10 road miles S of Ocotillo Wells on Split Mtn Rd. South of existing US Gypsum quarry area. Proposed for future gypsum mining. Comment
  RSA0077288  Funastrum hirtellum R. F. Thorne, R. Rutherford 1964-4-12 33664 a Imperial Near Imperial Gables, Chocolate Mountains. 396 Comment
  SD142885  Galium angustifolium subsp. angustifolium Jon P. Rebman, Mike Simpson 1997-5-29 4141 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cove area, south of Mountain Spring, along US/Mexican border. (IPB 10/07) Comment
  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
  RSA787775  Galium stellatum subsp. eremicum Duncan S. Bell 2012-3-23 3249 Imperial The Jacumba mountains; collecting in Boulder Creek approximately 3 miles north of the U.S./Mexico border. 582 Comment
  SDSU21312  Galium stellatum var. eremicum Darryl Darden, Michael G. Simpson 2015-3-27 Imperial Near Mountain Springs Rd exit, south of I-8. 674 Comment
  CAS-BOT-BC303535  Geraea canescens C. L. Hitchcock 1968-3-11 25438 Imperial 42 miles S of Indio 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-BC303539  Geraea canescens E. A. McGregor 1917-4-17 869 Imperial 5 miles E of El Centro Comment
  CAS-BOT-BC303544  Geraea canescens H. S. Gentry 1933-3-1 s.n. Imperial San Felipe Wash Comment
  CAS-BOT-BC376112  Geraea canescens L. Nye; G. Gust 2005-3-5 1 Imperial Off S2, ca. 6 miles NW of Ocotillo 281 Comment
  CDA19627  Geraea canescens J. Chesi 1998-2-26 s.n. Imperial Winterhaven Agricultural Inspection Station 0 Comment
  HSC49382  Geraea canescens D. L. Goforth 1979-3-29 69 Imperial 1 mi. S of Cut Across Trail 15 Comment
  POM358649  Geraea canescens Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7769 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob 79 Comment
  RSA278780  Geraea canescens Bonnie M. Rich 1979-4-3 79014 Imperial South of designated jeep trail. Comment
  RSA289311  Geraea canescens Charles Convis 1980-4-10 170 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
  RSA591810  Geraea canescens Gary D. Wallace 1968-2-22 809 Imperial SW part of the county; along Hwy 80, just east of Ocotillo Comment
  RSA746436  Geraea canescens G. Gust, L. Nye 2005-3-3 450 Imperial BLM land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. 159 Comment
  SD156694  Geraea canescens Unknown 1939-3-12 Imperial Plaster City Comment
  SD173213  Geraea canescens Larry Hendrickson, Kim Marsden, Mary Delavalle 2005-3-17 1724 Imperial Four Palms Spring, California State Lands Commission property. Approx. 3.0 air miles WSW of Palm Wash underpass access at highway 86, and 0.75 air mi. N of County hwy. S-22. 49 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
  SD242700  Geraea canescens Andrea Laltoo 2005-2-18 14 Imperial Yuha Desert Area of Critical Environmental Concern, wash to SW side of route 353, between route 346 and the Shellbeds campground road 32 Comment
  SD243830  Geraea canescens Gary Diridoni 1998-2-22 Imperial Indian Pass & Gavilan Wash Comment
  SEINET9262010  Geraea canescens A. Clifford 2011-3-4 s.n. Imperial Squaw Lake Recreation Area, Bureau of Land Management. 58 Comment
  UCD132585  Geraea canescens C. L. Hitchcock 1968-3-11 25438 Imperial 42 miles south of Indio. Comment
  UCD83499  Geraea canescens Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5839 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
  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
  UCR103625  Geraea canescens George K. Helmkamp, E. A. Helmkamp 1998-3-19 2925 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  RSA0036274  Geraea canescens M. B. Dunkle 1932-3-26 2942 Imperial East of Salton Sea, near Kane Springs, Colorado Desert. Comment
  UCR156496  Gilia diegensis Jon P. Rebman, M. Miller 2003-5-10 8985 Imperial Peninsular Ranges; Cuyamaca-Laguna Mountains region, Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over east of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  SEINET5584434  Gilia latiflora 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
  RSA0016233  Gilia ochroleuca subsp. exilis J. P. Rebman, Mark Miller 2003-5-10 8986 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border and just N of the US/Mex border. 1220 Comment
  JEPS61580  Gilia stellata Dr. L. M. Newlon 1922-4-1 377 Imperial grade e Mountain Springs (Colorado Desert); , e of Mountain Springs Comment
  RSA550009  Gilia stellata W. Wisura, John Dolan, C. Demme 1992-4-13 4688 Imperial Low Desert: Milpitas Wasch, 26.5 mi. S of prison on Wileys Well. Rd. Comment
  RSA71804  Gilia stellata F. W. Peirson 1932-3-22 9803 Imperial Midway Well. 152 Comment
  SD114224  Gilia stellata Darley F. Howe 1958-3-30 2591 Imperial 2.0 miles below 2000 foot level on Mt. Springs Grade. Comment
  SD200478  Gilia stellata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16676 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
  SD260103  Gilia stellata J. M. Andre 2013-3-4 23835 Imperial Along Hwy 78, south of Palo Verde Mtns at Milpitas Wash. 216 Comment
  SDSU21344  Gilia stellata Alexander T. Neu, Michael G. Simpson 2015-3-28 4 Imperial Exit South from I-8 on Mtn. Springs Rd. North-facing slope about 400 ft from parking area. 671 Comment
  RSA0024636  Guillenia lasiophylla J. Andre 2013-3-4 23822 Imperial Chocolate Mountains; east side of range at end of Imperial Gables Rd., 4.2 mi. west of Highway 78. 422 Comment
  RSA67368  Guillenia lasiophylla F. W. Peirson 1932-3-22 9801 Imperial Midway Well 152 Comment
  OBI16357  Gutierrezia sarothrae H. E. McMinn 1924-7-4 1284 Imperial Campo to El Centro Comment
Read comments
Aug 22 2012
  UCR109575  Haplopappus acradenius R. D. Goeden, Don W. Ricker 1977-1-25 s.n. Imperial Salton Trough, E of Niland, along SW side of Coachella Canal near siphon 6, c. 2 miles NE of the East Highline Canal at Flowing Wells 9 Comment
  CAS-BOT-BC305771  Helianthus niveus H. E. McMinn 1925-6-28 1463 Imperial 18 miles west Yuma Comment
  JEPS35457  Helianthus niveus subsp. tephrodes W. L. Jepson 1927-4-15 11724 Imperial Grays Well Colorado Desert (sand hills) 76 Comment
  POM360025  Helianthus niveus subsp. tephrodes M. B. Dunkle 1935-4-19 4582 Imperial W. of Yuma. Colorado Desert 30 Comment
  RSA767500  Helianthus niveus subsp. tephrodes J. M. Porter 2003-4-8 13491 .06 Imperial Imperial Dunes (Algodones Dunes), 1.4 miles west south-west [234.64 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  RSA787776  Heliotropium curassavicum Duncan S. Bell 2012-3-23 3248 Imperial The Jacumba mountains; collecting in Boulder Creek approximately 3 miles north of the U.S./Mexico border. 582 Comment
  SEINET3083883 Image available Heliotropium curassavicum Jon Rebman, Maggie Loy 1996-10-25 3712 Imperial West of Calexico: along border between U.S./Mexico: on edge of agricultural fields. 50 Comment
  UCR163164  Heliotropium curassavicum Sue Bell 1997-3-16 233 Imperial Colorado Desert; Northern Colorado Desert Region, Squaw Lake Comment
  SD175109  Hesperocallis undulata Amadeo M. Rea 1992-3-18 1896 Imperial Across from Brock Road/Research Center, south of Interstate 8 Comment
  SD191729  Hesperocallis undulata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14603 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
  SD199735  Hesperocallis undulata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16519 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, W of Salton City, Along Hwy S22, section 29 (SP29), Site LANSET on mesa and surrounding mud and cobble hillsides 152 Comment
  SD199736  Hesperocallis undulata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16275 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
  SD199737  Hesperocallis undulata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16214 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
  SD199741  Hesperocallis undulata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16386 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
  SD211355  Hesperocallis undulata Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18872 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
  SEINET3103514  Hesperocallis undulata Sears 1978-3-15 746 Imperial 40 mi. E. of El Centro, 3 mi. E. of Jct. 98 on Hwy 80. Broad sandy plains. 40 Comment
  UC700961  Hesperocallis undulata Aven and Ruth Nelson 1939-3-23 3228 Imperial w side of Salton Sea Salton Sea Comment
  UCR102682  Hesperocallis undulata B. G. Pitzer 1998-2-2 3481 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  UCR1207  Hesperocallis undulata T. Gull 1973-2-3 s.n. Imperial Sonoran (Colorado) Desert, Algodones Dunes. Comment
  UCR279486  Hesperocallis undulata A. C. Sanders, Jim Malusa 2017-3-10 42793 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, edge of U.S. Navy Aerial Gunnery Range above Ted Kipf Rd., north of Tortuga Siding 88 Comment
  CAS-BOT-BC508672  Hesperocallis undulata L. R. Abrams 1903-4-2 s.n. Imperial Signal Mountain Comment
  RSA575664  Heteropogon contortus L. C. Wheeler 1954-11-26 7116 Imperial Vicinity of Chocolate Drop manganese mine, northeastern Imperial County 274 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
  RSA0042210  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 Co. Comment
  SD126304  Heterotheca subaxillaris subsp. latifolia Steven P. McLaughlin, Janice E. Bowers 1985-9-11 3044 Imperial Sandy ground along Colorado River, just east of Ft. Yuma. Comment
  CAS-BOT-BC203337  Hibiscus denudatus Annie M. Alexander; Louise Kellogg 1941-5-28 2250 Imperial Colorado Desert. Palo Verde Mountains 213 Comment
  CAS-BOT-BC502078  Hibiscus denudatus A. C. Sanders; Jim Malusa 2015-3-7 41314 Imperial Sonoran (Colorado) Desert: Chocolate Muntains, side canyon W of N fork of Salvation Wash, US Navy Chocolate Mtns Aerial Gunnery Range 457 Comment
  HSC85343  Hibiscus denudatus Steve Boyd 1986-2-6 1234 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  OBI25815  Hibiscus denudatus George Cisneros 1970-11-26 11 Imperial 10 mi W of Calexico near Mt. Signal, one mi from hwy 80 Comment
  OBI38401  Hibiscus denudatus A. C. Sanders, Charlton, Pitzer, Kniffen & Wright 1986-3-10 6245 Imperial coyote Mts, 2.15 mi N of hwy S-2 on a dirt road 1.1 mi SE of the San Diego Co line (T16S, R9e, E1/2 of E1/2 sec 6) 305 Comment
  SD250751  Hibiscus denudatus Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28771 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
  UC527483  Hibiscus denudatus C. B. Wolf 1931-5-29 Imperial was at n. base of Signal Mt.; Colorado Desert, Signal Mt. 30 Comment
  UC604935  Hibiscus denudatus Roxana S. Ferris and Ruth P. Rossbach 1938-5-17 9597 Imperial upper end Painted Gorge Painted Gorge; Carisso Mts., Painted Gorge Comment
  UCR253714  Hibiscus denudatus Jim Andre 2013-3-4 24136 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, northwest side of range, on BLM Rd #664, 0.5 mi east of Ogilby Road 195 Comment
  UCR277457  Hibiscus denudatus Mitch Provance 2008-3-15 10077 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
  SD191739  Hilaria rigida Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14525 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
  SD250579  Hilaria rigida Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28763 Imperial Palo Verde Mountains: southwest of Palo Verde; on the rocky slopes & canyons just east of old Palo Verde Road; north of Milpitas Wash & west of Hwy 78 205 Comment
  UCD89913  Hilaria rigida E. K. Balls; P. C. Everett 1958-3-20 22925 Imperial 3.7 miles north of Ogilby on road to Blythe. 152 Comment
  UCR228388  Hilaria rigida Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-7 123 Imperial Northwestern Colorado (Sonoran) Desert, southwest of Plaster City, north of Hwy 8, EC 350, main wash c. 1/2 mi west of Dunaway Road -38 Comment
  UCR236841  Hilaria rigida Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18885 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
  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
  SEINET10598930  Hilaria rigida Christopher Davidson, Alan Romsport; H. Surprenant 1979-4-28 Davidson 7785 Imperial Off Interstate 8 on Sidewiner Rd, ca. 1.5 mi NW of Pilot Knob. Creosote bush scrub. Narrow runoff channel and desert pavement on either side. Assoc.:Croton wigginsiae, Petalonyx thurberi, Encelia fainosa, Ambrosia dumosa & Eriogonum deserticola. 79 Comment
  CDA27087  Hoffmannseggia glauca C. Siebe 1959-1-6 Imperial Near Heber. 0 Comment
  JEPS54864  Hoffmannseggia glauca W. S. Childs 1922-4-5 Imperial Brawley Comment
  SD115592  Hoffmannseggia glauca Duffie Clemons, Erik Jonsson 1983-4-16 465 Imperial In dried mud-silt of playa, Davies Valley, south end of sink. 334 Comment
  SD128393  Hoffmannseggia microphylla Duffie Clemons, Erik Jonsson 1990-1-23 2281 Imperial Coyote Mountains, in dry sandy soil of drainage. 341 Comment
  SD242816  Hoffmannseggia microphylla 1993-3-5 Imperial Shell Canyon Comment
  SEINET5554656  Hoffmannseggia microphylla T. L. Burgess 1977-1 4722 Imperial Coyote Mountains Painted Gorge. NW 1/4 Sec. 1 T 16 south R 9E. 300 Comment
  UC2015538  Hoffmannseggia microphylla John Wear, T. Bennett, N. Moorhatch 1995-4-28 Imperial Fish Creek Mountains, U. S. Gypsum Mine. Comment
  SD254611  Hoffmannseggia peninsularis A. C. Sanders, J. Malusa, et al. 2016-1-21 41934 Imperial Sonoran (Colorado) Desert; Chocolate Mountains, 3.0 km SSW of Salvation Pass along Pegleg Rd., just below confluence of E and N forks of canyon, US Navy Chocolate Mountains Aerial Gunnery Range. 276 Comment
  RSA695486  Hofmeisteria pluriseta J. R. Bruff 1928-4-5 s.n. Imperial Painted gorge-W side of Imperial Valley Comment
  UCSB12288  Hordeum vulgare Corfman, Nancy 1961-4-15 Imperial 10 miles west of Calexico along roadside of Highway 98 Comment
  CDA35744  Horsfordia newberryi R. A. Flock 1983-2-25 Imperial 14.7 miles north of All American Canal, on Picacho Road, south of Picacho State Recreation Area, Chocolate Mountains. 0 Comment
  POM180017  Horsfordia newberryi M. French Gilman 1931-3-14 1 Imperial Near Painted Gorge, Coyote Mountains Comment
  UCR133878  Horsfordia newberryi June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Fossil Canyon, Coyote Mountains 366 Comment
  UCR89839  Horsfordia newberryi J. M. Stewart 1990-3-12 644 Imperial Chocolate Mtns., Julian Wash. Comment
  SD102759  Hydrilla verticillata T. C. Fuller 1977-10-25 20230 Imperial Abundant in All American Canal, west side of Meadows Road, 0.8 km south of Cole Road, 4 km northeast of Calexico. Comment
  SD126268  Hydrocotyle verticillata Steven P. McLaughlin 1986-5-12 3491 Imperial Along irrigation canal, just south of All American Canal, 2.0 miles east of Picacho Road. Comment
  SEINET10617581 Image available Hymenoclea salsola Nye Leith, Greg Gust 2005-3-5 Nye 14 Imperial Off S2, ca. 6 miles NW of Ocotillo. 361 Comment
  CLARK-A1528-5169  Hymenoxys odorata John C. Roos 1949-4-8 4199 Imperial 60 Comment
  CAS-BOT-BC219721  Hyptis emoryi Ira L. Wiggins 1941-3-24 9600 Imperial 6 miles northeast of Niland on road to Beal Well Comment
  RSA0012778  Hyptis emoryi Duncan S. Bell, Kim Clark, Megan Ferguson, Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4575 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA27521  Hyptis emoryi I. L. Wiggins 1941-3-25 9630 Imperial Beal Well, Chocolate Mtns. 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
  RSA696157  Hyptis emoryi LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1279 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD14563  Hyptis emoryi Frank F. Gander 1936-4-14 1353 Imperial Extreme NW Corner of County 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
  SD200051  Hyptis emoryi Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16149 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
  SD254643  Hyptis emoryi A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-1-19 41900 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 441 Comment
  UCR133880  Hyptis emoryi June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Fossil Canyon, Coyote Mountains 366 Comment
  UCR245095  Hyptis emoryi A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40372 Imperial Sonoran (Colorado) Desert, Arroyo Seco, along BLM Rd. 549 (Blythe-Niland), at recently washed out crossing 4.1 km west (269 deg. ) of Rainey's Well 598 Comment
  UCR266732  Hyptis emoryi A. C. Sanders, J. Malusa 2016-1-22 41947 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range 412 Comment
  UCD124914  Hyptis emoryi James B. Garner 1958-12-8 398 Imperial location unknown. Comment
  SD123740  Ipomoea triloba A. N. Kishaba 1983-11-8 Imperial Imperial Valley, near Niland, a weed in a honeydew melon field at the intersection of Pound & Rosenthal Roads. (IPB 10/07) -39 Comment
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Feb 13 2008
  UC1522676  Ipomoea triloba A. N. Kishaba 1983-11-8 Imperial near Niland (at intersection of Pound and Rosentahl Roads, Imperial Valley); Imperial Valley -36 Comment
  SD3945  Ipomopsis tenuifolia Evelyn Gray Feb 1924 Imperial Chocolate Mountains, Colorado Desert, Mammoth Wash near Mecca Comment
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Dec 20 2010
  CAS-BOT-BC311595  Isocoma acradenia var. eremophila E. A. McGregor 1917-9-15 1062 Imperial Colorado Desert. Shepherd's bridge, Imperial Valley Comment
  SD112577  Isocoma acradenia var. eremophila Darley F. Howe 1958-10-12 2683 Imperial 3.4 miles below 2,000 foot mark on Mountain Springs Grade. Comment
  SD201058  Isocoma acradenia var. eremophila Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3172 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 20 (SL20), in Palm Wash, site PSOSPI, in wash. 73 Comment
  SEINET7989582  Isocoma acradenia var. eremophila Jon P. Rebman 1996-10-25 3690 Imperial In-Ko-Pah Mountains, Smuggler s Cave area, mountains SE of In-ko-pah 1030 Comment
  SEINET7989584  Isocoma acradenia var. eremophila Jon P. Rebman 1996-10-26 3737 Imperial Brawley, W of Imperial 10 Comment
  UC64785  Isocoma acradenia var. eremophila F. H. Wales 1904-10-21 17 Imperial Colorado Desert Comment
  CAS-BOT-BC109997  Juncus acutus Fay A. Mac Fadden 1936-3-26 14501 Imperial Highway Coyote Wells to Jacumba. Comment
  SD226623  Juncus acutus subsp. leopoldii Steven P. McLaughlin, Janice E. Bowers 1985-9-11 3045 Imperial Sandy ground along Colorado River, just east of Ft. Yuma. Comment
  UCR255233  Juncus balticus Jon P. Rebman, Michael G. Simpson 1997-5-29 4149 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
  CAS-BOT-BC110091  Juncus cooperi S. B. Parish 1913-2-8 8428 Imperial Salton Sink. Travertine Terraces. -60 Comment
  RSA713333  Juncus cooperi A. C. Sanders, E. J. Lawlor, Don Pendleton, C. L. Sanders 1992-3-21 12083 Imperial Imperial Valley: Frink Spring, north of Hwy 111 and east of Frink Rd. -10 Comment
  SD186022  Juncus cooperi A. C. Sanders, E. J. Lawlor, et al. 1992-3-21 12083 Imperial Frink Spring, north of Highway 111 and east of Frink Rd. -10 Comment
  UCR128885  Juncus cooperi A. C. Sanders, E. J. Lawlor, Don Pendleton, C. L. Sanders 1992-3-21 12083 Imperial Sonoran (Colorado) Desert, 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
  SD139744  Juniperus californica Jon P. Rebman, Maggie Loy 1996-10-25 3685 Imperial Smuggler's Cave area, mountains southeast of In-ko-pah, east of Jacumba. (IPB 10/07) 1029 Comment
  CAS-BOT-BC234556  Justicia californica Ira L. Wiggins 1957-3-25 14073 Imperial At junction of State Hwys. 80 & 98 Comment
  CAS-BOT-BC234561  Justicia californica Roxana S. Ferris 1928-4-18 7087 Imperial 2 1/2 miles east of Mountain Springs on the El Centro Rd Comment
  POM47420  Justicia californica P. A. Munz 1924-2-23 7815 a Imperial Foot of Mountain Springs Grade. Comment
  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
  SD242664  Justicia californica 1993-3-18 Imperial Davies Valley Entrance Comment
  SDSU74  Justicia californica H. Wedberg 1963-4-21 1056 Imperial On the road from Jacumba to Ocotillo, 1.6 miles W from the road to Calexico. 274 Comment
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Oct 18 2011
  SEINET10437709 Image available Justicia californica N. H. Holmgren, Patricia K. Holmgren 1974-3-29 7552 Imperial Jacumba Mountain, 3 airline miles southwest of Ocotillo 270 Comment
  SEINET7063292  Justicia californica A. G. Vestal 1947-3-18 s.n. Imperial About 1 mile southwest of Coyote Wells along the San Diego and Arizona eastern railroad. UTM Zone 11, 595497mE, 3621755mN. (WGS84/NAD83). 114 Comment
  JEPS8742  Keckiella antirrhinoides var. microphylla P. B. Kennedy Jun 1917 Imperial mountains between San Diego and Imperial Comment
  UCR249511  Koeberlinia spinosa var. tenuispina T. B. Salvato, Tim Thomas 2013-3-7 7279 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
  CAS-BOT-BC61416  Krameria bicolor Ira L. Wiggins 1957-3-24 14030 Imperial About 2 miles west of Plaster City along highway 80 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
  RSA167598  Krameria erecta Robert F. Thorne, R. Rutherford 1964-4-12 33669 Imperial Near Imperial Gables, Chocolate Mountains. 396 Comment
  RSA721453  Krameria erecta Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-13 4330 Imperial Chocolate Mountains: Along Beal road W/SW of Surveyor's Pass. 399 Comment
  SDSU21304  Krameria erecta Rachel D. Cappelletti, Michael G. Simpson 2015-3-28 2 Imperial Mountain Springs Road, exit south from I-8. Just south of asphalt parking area. 673 Comment
  CHSC64171  Krameria grayi Chris Dietrich; M. Merello, H. Schmidt 1994-4-12 34 Imperial 12.5 miles north of Interstate 8, off Ogilby Road, 0.5 miles east on Hayduke Mine Road. (A278) BLM land. Desert Access Guide Map #21. In wash. 245 Comment
  JEPS64825  Krameria grayi W. L. Jepson 1912-11-3 5290 Imperial Milpitas Colorado River, Milpitas (<Botanical Expedition along the Colorado River Needles to Yuma..>) 54 Comment
  JEPS64830  Krameria grayi L. M. Newlon 1922-4-1 393 Imperial near Coyote Wells; Colorado Desert, near Coyote Wells 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
  SD190604  Lactuca serriola Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3182 Imperial Picacho State Recreation Area, south side of Colorado River, and north of main access road. 63 Comment
  SD14553  Laennecia coulteri Frank F. Gander 1936-4-1 1343 Imperial Extreme northwest corner of Imperial County. (IPB 10/07) Comment
  SD190600  Laennecia coulteri Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3150 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  UCR133902  Langloisia matthewsii June Latting 1978-4-5 s.n. Imperial Sonoran (Colorado) Desert, north of Ocotillo at end of paved disposal road [Shell Canyon Rd.], below entrance to Fossil Canyon 137 Comment
  RSA709584  Langloisia schottii Scott D. White, Jennifer H. Jones 2005-4-19 10952 Imperial Fish Creek Mountains. 152 Comment
  RSA469605  Langloisia setosissima subsp. setosissima H. de Forest, Jack Rempel 1933-4-13 17401 Imperial Carrizo Creek, between Carrizo and Barrett's Well. Comment
  SD191992  Langloisia setosissima subsp. setosissima Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14544 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
  SEINET5584432  Langloisia setosissima subsp. setosissima Stephen Hale 2010-3-29 Imperial Southern foothills of the Paloverde Mountains, 0.25 miles north of Milpitas Wash Road near the WAPA Blythe-Knob transmission line Comment
  SEINET5584827  Langloisia setosissima subsp. setosissima Stephen Hale 2010-1 Imperial Southern foothills of Paloverde Mountsins, 0.25 mile north of Milpitas Wash Road neas the WAPA Blythe0Knob transmission line. 151 Comment
  CAS-BOT-BC171065  Larrea tridentata A. C. Sanders 2010-2-20 37281 Imperial Sonoran (Colorado) Desert; Colorado River Valley, east of Winterhaven, west side of dirt road (east of ag fields) near east end of Arnold Rd., Bard 7.5' 38 Comment
  CAS-BOT-BC171068  Larrea tridentata B. Bartholomew; L. R. Landrum; H. W. Li; T. S. Ying 1985-11-3 3659 Imperial 24 km SE of Salton City along the SW side of the Salton Sea 50 Comment
  CAS-BOT-BC171070  Larrea tridentata C. L. Hitchcock 1966-3-19 24272 Imperial 1 mi. e. of Plaster City, W. Imperial Co. Comment
  CAS-BOT-BC171075  Larrea tridentata E. A. McGregor 1917-3-17 703 Imperial Kane Springs, west of Salton Sea - Colorado Desert Comment
  CAS-BOT-BC171078  Larrea tridentata Ethel H. Campbell 1921-5-1 42 Imperial Between Jacumba and Mountain Springs, east side of pass. Comment
  CAS-BOT-BC171079  Larrea tridentata C. B. Wolf 1931-5-29 1104 Imperial 2 mi. north of base of Signal Mt. - Colorado Desert Comment
  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
  HSC21910  Larrea tridentata C. L. Hitchcock 1966-3-19 24272 Imperial 1 mi. E of Plaster City. Comment
  JEPS121462  Larrea tridentata Adam C. Schneider with Will Freyman 2014-2-16 381 Imperial Eastern edge of Algodones Dunes. Comment
  RSA302502  Larrea tridentata Robert F. Thorne 1977-11-25 50897 Imperial 15 miles N of Yuma along Picacho Rd. (perhaps Senator Wash.) 76 Comment
  RSA767465  Larrea tridentata J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13403 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SBBG87408  Larrea tridentata A. C. Sanders 1986-3-8 6156 Imperial N end of Algodones Dunes, East Mesa at E end of Montgomery Rd, ca. 1 mi E of Highline Canal 18 Comment
  SD192064  Larrea tridentata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14576 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments 53 Comment
  SD192068  Larrea tridentata Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14393 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
  SD200234  Larrea tridentata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16305 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
  SD200238  Larrea tridentata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16102 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
  SD200240  Larrea tridentata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16345 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
  SD211449  Larrea tridentata Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18877 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
  SD242993  Larrea tridentata 1993-3-18 Imperial Davis [Davies] Valley entrance Comment
  SEINET4560448  Larrea tridentata R. Laport 2010-1 CA-F- 477 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. -33 Comment
  SEINET4560454  Larrea tridentata R. Laport 2010-1 CA-F- 481 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. Comment
  SEINET4560470  Larrea tridentata R. Laport 2010-1 CA-R- 2201 Imperial 3 km S of Jct. between Hwy 78 and Hwy 86, small dirt powerline Rd. on N side of Hwy 78, W of Salton Sea. Comment
  SEINET4560734  Larrea tridentata R. Laport 2010-1 CA-S- 2262 Imperial 25 km E of Glamis, CA~3 km NE on BLM Rd. across from Jct. of Ogilby Rd. and Hwy 78 338 Comment
  SEINET4560735  Larrea tridentata R. Laport 2010-1 CA-K- 2164 Imperial 1 km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E flank of Algodones Dunes 109 Comment
  SEINET4560822  Larrea tridentata R. Laport 2010-1 CA-J- 637 Imperial 12 km W of Glamis, CA, N side of Hwy 78, adjacent to irrigation canal, sandy dunes on W flank of Algodones Dunes 41 Comment
  SEINET4561019  Larrea tridentata R. Laport 2010-1 T 2 Q4-1406 Imperial 4.5km W of Salton City on Borrego-Salton Se Way, ~4km on dirt track (Holly Rd.) into California off-road recreation area. 32 Comment
  SEINET4561023  Larrea tridentata R. Laport 2010-1 T 2 Q4-1410 Imperial 4.5km W of Salton City on Borrego-Salton Se Way, ~4km on dirt track (Holly Rd.) into California off-road recreation area. 32 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
  SEINET4691479  Larrea tridentata R. Laport 2010-1 CA-H- 503 Imperial 25 km E of Calexico, CA on Hwy 98, ~13 km before Jct. with I-8 on S side of Hwy. near road to an All-American Canal Pumping Station. 19 Comment
  SEINET4691490  Larrea tridentata R. Laport 2010-1 T 3 Q1-1612 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
  SEINET4691511  Larrea tridentata R. Laport 2010-1 T 3 Q3-1705 Imperial 5km S on gravel Vista Mine Rd. at ~9.5km E of Glamis on Hwy 78, on E side of road at fork. 142 Comment
  SEINET4691520  Larrea tridentata R. Laport 2010-1 T 4 Q3-1858 Imperial 3.5km W from railroad Jct. with Ogilby Rd. on gravel Side Winder Rd., S side of road in open sand plains. 88 Comment
  SEINET4691526  Larrea tridentata R. Laport 2010-1 T 4 Q3-1864 Imperial 3.5km W from railroad Jct. with Ogilby Rd. on gravel Side Winder Rd., S side of road in open sand plains. 84 Comment
  SEINET4691527  Larrea tridentata R. Laport 2010-1 T 4 Q3-1863 Imperial 3.5km W from railroad Jct. with Ogilby Rd. on gravel Side Winder Rd., S side of road in open sand plains. 82 Comment
  SEINET4691539  Larrea tridentata R. Laport 2010-1 CA-H- 499 Imperial 25 km E of Calexico, CA on Hwy 98, ~13 km before Jct. with I-8 on S side of Hwy. near road to an All-American Canal Pumping Station. 18 Comment
  SEINET4691586  Larrea tridentata R. Laport 2010-1 T 3 Q2-1661 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 77 Comment
  SEINET4691587  Larrea tridentata R. Laport 2010-1 T 3 Q2-763 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
  SEINET4691590  Larrea tridentata R. Laport 2010-1 CA-S- 851 Imperial 25 km E of Glamis, CA~3 km NE on BLM Rd. across from Jct. of Ogilby Rd. and Hwy 78 338 Comment
  SEINET4691604  Larrea tridentata R. Laport 2010-1 CA-S- 860 Imperial 25 km E of Glamis, CA~3 km NE on BLM Rd. across from Jct. of Ogilby Rd. and Hwy 78 342 Comment
  SEINET4691605  Larrea tridentata R. Laport 2010-1 CA-S- 854 Imperial 25 km E of Glamis, CA~3 km NE on BLM Rd. across from Jct. of Ogilby Rd. and Hwy 78 336 Comment
  SEINET4691617  Larrea tridentata R. Laport 2010-1 CA-S- 856 Imperial 25 km E of Glamis, CA~3 km NE on BLM Rd. across from Jct. of Ogilby Rd. and Hwy 78 338 Comment
  SEINET4691633  Larrea tridentata R. Laport 2010-1 T 3 Q2-764 Imperial 8.5 km N of Glamis on gravel Ted Kipf Rd., W side of road, on rocky "desert pavement" on E flank of Algodones Dunes 81 Comment
  SEINET4691642  Larrea tridentata R. Laport 2010-1 T 4 Q3-1884 Imperial 3.5 km W from railroad Jct. with Ogilby Rd. on gravel Side Winder Rd. S side of road in open sand plains 85 Comment
  SEINET4691644  Larrea tridentata R. Laport 2010-1 CA-I- 874 Imperial 14 km N of I-8 on E side of Ogilby Rd., just past the turn off for Gold Rocks Ranch. 173 Comment
  SEINET4691645  Larrea tridentata R. Laport 2010-1 CA-I- 873 Imperial 14 km N of I-8 on E side of Ogilby Rd., just past the turn off for Gold Rocks Ranch. 173 Comment
  SEINET4691658  Larrea tridentata R. Laport 2010-1 CA-K- 850 Imperial 1 km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E flank of Algodones Dunes 109 Comment
  UCR100813  Larrea tridentata Jon P. Rebman 1996-8-2 3345 Imperial Sonoran (Colorado) Desert, Coyote Mountains, between Ocotillo and El Centro: along Painted Gorge Road, 2.6 mi north of S-80 and 3.8 mi east of S-2 50 Comment
  UCR212509  Larrea tridentata A. C. Sanders 2010-2-20 37281 Imperial Sonoran (Colorado) Desert; Colorado River Valley, east of Winterhaven, west side of dirt road (east of ag fields) near east end of Arnold Rd. 38 Comment
  UCR212661  Larrea tridentata A. C. Sanders 2010-2-20 37297 Imperial Sonoran (Colorado) Desert; Colorado River Valley, Levee Rd. at Colby Rd., north of Ross Rd., Bard Valley NE of Winterhaven 43 Comment
  UCR254390  Larrea tridentata Margaret R. Mulligan, Larry Hendrickson, L. Louise Jee 2008-4-25 2509 Imperial Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, in Coral Wash, 2.0 mi southwest of Hwy 86. Section SL14 26 Comment
  UCR269532  Larrea tridentata A. C. Sanders, Jim Malusa 2016-3-8 42160 Imperial Sonoran (Colorado) Desert, NE side of Chocolate Mountains, along Dietz Rd., 1.7 km east of intersection with Skyline Dr., along boundary of Chocolate Mtns. Aerial Gunnery Range 314 Comment
  UCR59175  Larrea tridentata A. C. Sanders 1989-5-7 9085 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, at Mary Lode Mine, c. 15 km north of Glamis 400 Comment
  SEINET892319  Larrea tridentata var. arenaria R. S. Felger, Catheleyne D'hondt, Tasha La Doux, Gerda Sauer, Wilhem Sauer, Peter Schols. 2003-1 03 -379 Imperial Ca. 0.5 km southward from end of Ogilby Road, Algodones Dunes. 60 Comment
  RSA683877  Lasthenia californica J. P. Rebman 2001-3-14 7120 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  SD152264  Lasthenia gracilis Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6574 Imperial Inkopah Mountains, Jacumba Wilderness Area. (IPB 10/07) Comment
  JEPS82975  Lepidium coronopus G. D. Barbe 1983-4-13 4054 Imperial w of Holtville (Ash 211, 1 mi n of county road S80 on Meloland Road) Comment
  SD115252  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, infesting northwest corner of alfalfa field. (IPB 10/07) Comment
  UCR249844  Lepidium fremontii T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-3-13 7329 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
  SD254571  Lepidium lasiocarpum A. C. Sanders, Jim Malusa 2016-3-17 42327 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd at west side of Surveyors Pass (Augustine Pass 7.5'Q) 662 Comment
  SEINET3239880  Lepidium lasiocarpum Larry Hendrickson, Jon Rebman, et al. 2005-1 3153 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 43 Comment
  UCR103630  Lepidium lasiocarpum George K. Helmkamp, E. A. Helmkamp 1998-3-19 2919 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR165627  Lepidium lasiocarpum John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 15 and 16, c. 2 miles NE of Frink and c. 10 miles east of Bertram 23 Comment
  UCR167244  Lepidium lasiocarpum John F. Green 2005-3-4 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, east of Salton Sea, c. 4 mi N of Niland, just SW of Coachella Canal siphon 11, badlands above wash 24 Comment
  UCR265872  Lepidium lasiocarpum Mitch Provance 2008-3-15 10122 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
  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
  UCR202343  Lepidium lasiocarpum var. lasiocarpum Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3153 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, south side of the Colorado River, near Group Camp on north side of main access road 43 Comment
  JEPS100749  Leptochloa fascicularis Dean W. Taylor 1999-4-9 17103 Imperial ca. 2 miles North of Imperial; Memorial Park Cemetary, along Highway 86 -15 Comment
  CAS-BOT-BC273932  Leptochloa fusca subsp. fascicularis LeRoy Abrams 1903-7-22 3989 Imperial Calexico Comment
  RSA615264  Leptochloa fusca subsp. uninervia Jon P. Rebman, Maggie Loy 1996-10-25 3718 Imperial South of Seeley: at Fig Lagoon. Comment
  CAS-BOT-BC274372  Leptochloa panicea subsp. brachiata S. B. Parish 1912-10-21 8230 Imperial Colorado River, Ft. Yuma Comment
  CDA36196  Leptochloa uninervia A. C. Sanders 2010-2-2 37287 Imperial Sonoran (Colorado) Desert; Colorado River Valley; Bard Valley, Ross Rd. at drainage ditch crossing, west of Bard between Ross Corner and Picacho Rd. Comment
  UC1605929  Leptochloa uninervia Peter Lesica 1986-3-19 3683 Imperial in creek just below old stage station (ca 19 km nw of Ocotillo); Carrizo Creek 125 Comment
  UC573367  Leptochloa uninervia H. S. Yates 1937-7-3 6811 Imperial near Seeley; El Centro Quadrangle 30 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
  SEINET2048874 Image available Leptodactylon pungens Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-21 6560 Imperial Inkopah Mountains Jacumba Wilderness Area 1000 Comment
  SD115635  Linanthus bigelovii Duffie Clemons, Erik Jonsson 1983-5-14 588 Imperial In sandy gravelly soil, northeast slope of 'Whip', In-Ko-Pah Mountains, south of I-8. (IPB 10/07) Comment
  SD162617  Linanthus bigelovii Jon Rebman, Mark Miller 2003-5-10 8968 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
  SD113813  Linanthus jonesii Darley F. Howe 1941-3-22 1055 Imperial On #98 near the southwest corner of Imperial County Comment
  UC669326  Linanthus jonesii Annie M. Alexander and Louise Kellogg 1941-3-15 1944 Imperial 27 mi n Ogilby; Colorado Desert, Chocolate Mountains, Imperial Gables 414 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
  JEPS22137  Linum usitatissimum Rimo Bacigalupi with Paul Hutchison 1958-2-16 6114 Imperial just se of Niland (Colorado Desert); Colorado Desert -38 Comment
  RSA682688  Loeseliastrum schottii Scott D. White, Michael Honer 2003-5-3 9181 Imperial Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mtns; south of the operating US Gypsum quarries. 152 Comment
  UC909108  Loeseliastrum schottii Frank W. Peirson 1927-4-16 7218 Imperial foot of Mountain Springs Grade (along n. bank of stream) Comment
  SD243840  Logfia depressa Donald Hazlett 1993-3-13 6737 Imperial 2 mi. S of Ocotillo Just N of WA Comment
  UCR268940  Lomatium mohavense Jim Andre 2015-3-3 31390 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
  UCR255229  Lonicera subspicata var. denudata Jon P. Rebman, Michael G. Simpson 1997-5-29 4152 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
  UCR256351  Lotus argophyllus Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3511 Imperial Peninsular Range, Jacumba Mountains, above Valley of the Moon, vicinity of Blue Angel Peak, c. 0.25 air mile north of the US/Mexico border 1280 Comment
  SEINET7998846  Lotus argophyllus var. argophyllus Jon P. Rebman 1997-4-5 3918 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  UCR107945  Lotus argophyllus var. argophyllus Jon P. Rebman, Melanie Howe 1997-4-5 3918 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 Comment
  RSA787789  Lotus haydonii Duncan S. Bell 2012-3-23 3234 Imperial The Jacumba mountains; collecting in Boulder Creek approximately 3 miles north of the U.S./Mexico border. 582 Comment
  RSA696294  Lotus salsuginosus var. brevivexillus LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1242 -a Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  UCR155789  Lotus scoparius var. brevialatus Jon P. Rebman 2001-3-16 7195 Imperial Peninsular Range/Sonoran (Colorado) Desert, Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit 460 Comment
  JEPS55812  Lotus strigosus Dr. L. M. Newlon 1922-4-1 395 Imperial 3 mi w Coyote Wells (w Colorado Desert); Colorado Desert Comment
  UC604937  Lotus strigosus Roxana S. Ferris and Ruth P. Rossbach 1938-5-17 9625 Imperial upper end of Painted Gorge Carisso Mts., Painted Gorge Comment
  POM24282  Lotus tomentellus Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  UC1228544  Lupinus C. L. Hitchcock, C. V. Muhlick 1962-3-18 22240 Imperial on rd to Blythe 10 mi e Glamis Comment
  CDA27380  Lupinus arizonicus T. C. Fuller 1966-3-17 14465 Imperial Just above All American Canal, Picacho Road, 5 miles north of Winterhaven. 0 Comment
  RSA607587  Lupinus arizonicus R. S. Woglum 1940-3-11 2476 Imperial Sonoran Desert: Beal's Well; south end of Chocolate Mountains. Comment
  SD243901  Lupinus arizonicus Gary Diridoni 2003-2-22 Imperial Indian Pass & Gavilan Wash Comment
  UC865465  Lupinus arizonicus Ira L. Wiggins 1937-2-25 8606 Imperial 0.7 mi n All-American Canal Spillway (Picacho Wash); n of All-American Canal Spillway, Picacho Wash Comment
  UCR165520  Lupinus arizonicus 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
  UCR260273  Lupinus arizonicus A. C. Sanders, Jim Malusa 2015-3-7 41315 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR269576  Lupinus arizonicus A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42033 Imperial Sonoran (Colorado) Desert, ENE of Hayden Well on Mammoth Wash, Chocolate Mountains 291 Comment
  UCR279446  Lupinus arizonicus A. C. Sanders, Jim Malusa 2017-3-26 43074 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
  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
  SD140417  Lupinus concinnus Jon P. Rebman, M. Howe 1997-4-5 3894 Imperial Jacumba Natural Area, east of Jacumba, Inkopah Mountains, region near Valley of the Moon. (IPB 10/07) 900 Comment
  SD16586  Lupinus concinnus Allen Keller 1937-3-13 Imperial Near Mt. Springs Comment
  RSA798384  Lupinus excubitus var. medius Jon P. Rebman, M. Howe 1997-4-5 3916 Imperial Jacumba Natural Area: east of Jacumba and southeast of Inkopah: Smuggler's Cave area. 900 Comment
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Jan 8 2019
  RSA802363  Lupinus excubitus var. medius Duncan S. Bell 2013-3-24 4625 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
  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
  SD260248  Lupinus sparsiflorus 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 (Mammoth Wash 7.5'Q) 316 Comment
  JEPS89212  Lycium andersonii Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8339 Imperial 1.5 mi se Picacho (on the Colorado River nw of Yuma) (along abandoned railroad grade from abandoned mine) 121 Comment
  POM184732  Lycium andersonii Philip A. Munz, C. Leo Hitchcock 1932-4-6 12184 Imperial Midway Well. 28 mi. N. of Ogilby. Comment
  SBBG70696  Lycium andersonii E. Rockwell -May-1927 982 Imperial Mammoth Wash -30 Comment
  SD254705  Lycium andersonii A. C. Sanders, Jim Malusa, et al. 2016-3-5 42071 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, upper Mammoth Wash, below slot canyon. 438 Comment
  SD254706  Lycium andersonii A. C. Sanders, Jim Malusa 2015-3-6 41273 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range. 456 Comment
  SEINET839674  Lycium andersonii Steven P. MacLaughlin, Janice E. Bowers 1983-1 2633 Imperial Picacho State Rec. Area campground Comment
  UCR100954  Lycium andersonii B. G. Pitzer 1998-2-1 3459 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
  UCR103350  Lycium andersonii George K. Helmkamp, E. Helmkamp 1998-1-24 2607 Imperial Sonoran (Colorado) Desert, Ogilby Rd, 14.2 mi. south of the junction with Calif. Hwy 78, vicinity of Tumco Wash 183 Comment
  UCR266538  Lycium andersonii A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-19 41902 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
  UCR269096  Lycium andersonii Jim Andre 2015-3-3 31383 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
  UCR136645  Lycium brevipes F. W. Peirson 1927-4-14 7190 Imperial Sonoran (Colorado) Desert, canyon near east end of the Santa Rosa Mountains and 7.5 mi from the Imperial Valley Boulevard 189 Comment
  UC667168  Lycium fremontii Annie M. Alexander and Louise Kellogg 1941-5-28 2255 Imperial 17 mi n Ogilby; Colorado Desert 246 Comment
  UCR41682  Lycium parishii A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6190 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
  UC1280952  Lycium torreyi H. E. McMinn 1925-6-29 1462 Imperial near the bridge Yuma, Ariz. Comment
  POM99031  Lyrocarpa coulteri var. palmeri E. C. Jaeger 1926-4-10 s.n. Imperial Fish Mtn., Box Canyon Comment
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Jan 22 2012
  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
  RSA787304  Malperia tenuis Duncan S. Bell, Kim Clark, Bob Ellis, John Krapek, Shane Oakes, Tom Persons, et al. 2012-3-24 3275 Imperial At the foot of the Jacumba mountains, approximately 2 air miles north of the U.S./Mexico border, northeast of Skull Canyon. 204 Comment
  RSA788760  Malvella leprosa R. W. Spjut 2008-2-12 16190 Imperial California Sonoran Desert: Just east of Calexico along Highway 98, agricultural area. Comment
  SEINET3144955  Malvella leprosa R. W. Spellenberg, N. Zucker 2000-3-18 13016 Imperial California Hwy 98, 21 km E of Calexico 0 Comment
  UC1192279  Malvella leprosa Malcolm A. Nobs and S. Galen Smith 1948-9-6 563 Imperial ca. 5 mmi. w. El Centro; Imperial Valley Comment
  UCR106068  Malvella leprosa Jon P. Rebman, Maggie Loy 1996-10-25 3715 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Calexico, along US/Mexico border 50 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
  SEINET6808072 Image available Mammillaria tetrancistra Jon P. Rebman, Melanie Howe 1997-4-5 3929 Imperial Sonoran (Colorado) Desert; Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 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
  JEPS41618  Marina parryi S. B. Parish 1882-3-17 1980 Imperial Mammoth Tank Comment
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Jul 18 2010
  POM184551  Marina parryi C. Leo Hitchcock 1932-4-7 12194 Imperial 6 miles north of Midway Well, eastern. Comment
  SD115537  Marina parryi R. Mitchel Beauchamp 1982-11-14 DC 406 Imperial At junction of Little Picacho Wash with road. Comment
  UCR260036  Marina parryi A. C. Sanders, Jim Malusa 2015-3-5 41254 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  CAS-BOT-BC67831  Marsilea vestita Leslie Newton Goodding 1943-8-10 43 -14 Imperial Vicinity of Bard Comment
  SD143056  Melica imperfecta Jon Rebman, Mike Simpson 1997-5-28 4134 Imperial Jacumba Wilderness Area: In-Koh-Pah Mountains; Smuggler's Cave area south of Mountain Spring; along US/Mexican border Comment
  SD144426  Melica imperfecta Jon P. Rebman, Melanie Howe 1997-4-5 3927 Imperial Jacumba Natural Area: E of Jacumba and SE of Inkopah: Smuggler's Cave area 900 Comment
  SD96118  Melica imperfecta Jack L. Reveal 1976-4-1 1811 Imperial Juniper Spring, in Meyers Canyon. (IPB 10/07) 580 Comment
  RSA801739  Melilotus albus D. M. McF 1954-4-5 s.n. Imperial Harold Hunt Ranch. El Centro. Comment
  UCR165631  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 15 and 16, c. 2 miles NE of Frink and c. 10 miles east of Bertram 23 Comment
  RSA701311  Menodora scoparia Jon P. Rebman, Oscar Solis 2001-5-4 7311 Imperial Mountain Springs Grade, just S of Interstate 8. 670 Comment
  UCR166293  Mentzelia A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16071 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
  UCR260278  Mentzelia A. C. Sanders, Jim Malusa 2015-3-6 41300 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 326 Comment
  POM184109  Mentzelia affinis P. A. Munz, C. L. Hitchcock 1932-4-5 12149 Imperial 2 miles north of Cargo Muchacho Mts. Comment
  RSA440388  Mentzelia desertorum H. de Forest, Jack Rempel 1933-4-10 18305 Imperial Between Highway 80 & Ogilby. Comment
  RSA756144  Mentzelia desertorum A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16047 Imperial Salton Sink; Travertine Point, W side of Hwy 86 just south of the Riverside County line -31 Comment
  SD73532  Mentzelia hirsutissima Helen V. Witham 1970-3-1 671 Imperial Roadside, Yuha Cut-Off, 1mile south of Highway 8. (IPB 10/07) 700 Comment
  CDA36638  Mentzelia involucrata T. C. Fuller 1962-4-4 8096 Imperial Coyote Mountain, Shell Canyon Road, 3.6 miles north of Ocotillo. 0 Comment
  JEPS22541  Mentzelia involucrata Rimo Bacigalupi with Paul Hutchison 1958-2-18 6169 Imperial 4.5 mi s Palo Verde settlement (Sandy areas of arroyo running eastward into Laguna Palo Verde.); northeastern base of the Palo Verde Mts. 88 Comment
  SD144869  Mentzelia involucrata Jon P. Rebman, A. Salywon & C. Christy 1998-3-23 4952 Imperial West of Picacho State Recreation Area, along Indian Pass Road, ca. 9.1 miles east of Ogilby Road. 149 Comment
  SD181458  Mentzelia involucrata LeRoy Gross, V Arvizu, S DeGroot, L Rojas, T Thibault 2004-5-13 1273 Imperial Chocolate Mountains (Chocolate Mountain Aerial Gunnery Range), north of Lion Head Mountain, near Beal Well. Surrounding desert off Beal Road. Growing on soil in flat valley. 399 Comment
  SD191945  Mentzelia involucrata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14527 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), in Big Wash Middle, Site ESCPAR in arroyo bottom and surrounding embankments 61 Comment
  SD191946  Mentzelia involucrata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14580 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments 53 Comment
  SD200055  Mentzelia involucrata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16507 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
  SD200056  Mentzelia involucrata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16177 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
  SEINET8001721  Mentzelia involucrata Jon P. Rebman 1998-3-23 4952 Imperial Picacho State, W of Picacho State Recreation Area 150 Comment
  SEINET8712362  Mentzelia involucrata N. H. Holmgren, P. K. Holmgren 1974-3-27 7503 Imperial Jacumba Mountains, 3 airline miles SW of Ocotillo. 274 Comment
  UC605011  Mentzelia involucrata Roxana S. Ferris and Ruth P. Rosebach 1938-5-17 9613 Imperial upper end of Painted Gorge Carisso Mts. Comment
  UCR211177  Mentzelia involucrata Jim Andre, T. La Doux 2009-2-26 9889 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, along major powerline corridor (Palo Verde Road) that runs north-south through mountains, c. 1 mile south of pass 182 Comment
  UCR269556  Mentzelia involucrata A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42013 Imperial Sonoran (Colorado) Desert, Hayden Well on Mammoth Wash, Chocolate Mountains 284 Comment
  UCR151418  Mentzelia involucrata var. involucrata LeRoy Gross, V. Arvizu, Sarah De Groot, Lisa Rojas, T. Thibault 2004-5-13 1273 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains (Chocolate Mountains Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road 400 Comment
  SBBG25125  Mentzelia longiloba D. Myrick 1966-4-4 1354 Imperial Hwy 78 between Brawley and Glamis Comment
  SD115619  Mentzelia longiloba Duffie Clemons, Erik Jonsson 1982-4-20 492 Imperial On east-facing slope of sand dune, north of Osborne Park, Highway 78 east of Brawley, Algadones Dunes. (IPB 10/07) 91 Comment
  SD128689  Mentzelia longiloba var. longiloba Darley F. Howe 1980-4-14 Imperial 19 miles east of Brawley on Highway 78 Comment
  CAS-BOT-BC170814  Mentzelia puberula Annie M. Alexander; Louise Kellogg 1941-3-15 1941 a Imperial Imperial Gables, 27 miles north of Ogilby, Chocolate Moutains - Colorado Desert 414 Comment
  CSUSB974  Mentzelia puberula W. W. Mayhew 1960-4-13 Imperial 7 miles west of Glamis, on bank of Coachella Canal. 91 Comment
  SBBG69348  Mentzelia tricuspis S. W. Hutchinson 1928-4-15 512 Imperial Mountain Spring Grade 914 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
  UCR155766  Mentzelia veatchiana Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7236 Imperial Peninsular Range/Sonoran (Colorado) Desert, In-Ko-Pa Mtns, Jacumba Natural Area, at top of grade along the road to Valley of the Moon, just east of the microwave towers 1200 Comment
  UCR155775  Mimulus aridus Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7235 Imperial Peninsular Range/Sonoran (Colorado) Desert, In-Ko-Pa Mtns, Jacumba Natural Area, at top of grade along the road to Valley of the Moon, just east of the microwave towers 1200 Comment
  UCR279469  Mimulus bigelovii A. C. Sanders, Jim Malusa 2017-3-27 43093 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon mouth 12 km NE (53 deg. ) of Bombay Beach, overlooking Frink and the Salton Sea 226 Comment
  RSA420952  Mimulus bigelovii var. bigelovii M. B. Dunkle 1937-3-25 4901 Imperial Colorado Desert. 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
  UCR260240  Mirabilis laevis A. C. Sanders, Jim Malusa 2015-3-8 41344 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, small side canyon south of the main wash, US Navy Chocolate Mountains Aerial Gunnery Range 354 Comment
  UCR265852  Mirabilis laevis Mitch Provance 2008-3-15 10084 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  UCR269458  Mirabilis laevis A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42092 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, at junction with narrow side 'slot' canyon from the south 432 Comment
  SDSU21335  Mirabilis laevis var. retrorsa Rachel Rhoades, Michael G. Simpson 2015-3-27 2 Imperial Mountain Spring Road, south of I-8, 100 feet from the parking area. 672 Comment
  RSA27444  Mirabilis laevis var. villosa I. L. Wiggins 1941-3-25 9648 Imperial 11.3 miles northeast of Beal Well. Comment
  SD160840  Mirabilis tenuiloba Jon P. Rebman 2005-4-23 11823 Imperial Jacumba Natural Area (BLM property), southwest of Ocotillo, along Meyer Creek, just south of the east-bound lanes of Interstate 8. 519 Comment
  UC101381  Mirabilis tenuiloba T. S. Brandegee Apr. 1905 Imperial Coyote Wells; Colorado Desert 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
  RSA124246  Mohavea confertiflora E. K. Balls, Percy C. Everett 1958-3-20 22931 Imperial 15 miles NW from Ogilby on road to Blythe. 259 Comment
  RSA167529  Mohavea confertiflora Robert F. Thorne, R. Rutherford 1964-4-11 33621 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA782248  Mohavea confertiflora R. W. Spjut 2008-4-1 16237 Imperial Sonoran Desert. BLM: Palo Verde Mts., along Hwy. 78 491 Comment
  SD120975  Mohavea confertiflora Duffie Clemons, Erik Jonsson 1987-4-12 1674 Imperial In granitic sands in Gavilan Wash, Indian Pass ACEC, Chocolate Mountains. 292 Comment
  SD6095  Mohavea confertiflora Unknown 1916-4-23 Imperial Colorado desert, near Mountain Springs Comment
  UCR120075  Mohavea confertiflora Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-21 4920 Imperial Sonoran (Colorado) Desert, Davies Valley Area: south of Ocotillo and south of Hwy 98 150 Comment
  UCR19717  Mohavea confertiflora Art Whistler 1966-4-4 s.n. Imperial Sonoran (Colorado) Desert, Near Glamis Comment
  UCR41805  Mohavea confertiflora A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6198 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
  SEINET10931320  Mohavea confertiflora David B. Dunn 1941-4-12 Dunn 1163 Imperial At the mouth of box canyon in hard sandy wash at the ne end of salton sea Nearby. Comment
  UCR242069  Mollugo cerviana A. C. Sanders, T. B. Salvato, Tim Thomas 2012-10-31 40496 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
  RSA27519  Monolepis nuttalliana I. L. Wiggins 1941-3-24 9592 Imperial 3.1 miles south of Pope, eastern side of Salton Sea. Comment
  CAS-BOT-BC376143  Monoptilon bellioides L. Nye; G. Gust 2005-3-5 17 Imperial Off S2, ca. 6 miles NW of Ocotillo 361 Comment
  JEPS2494  Monoptilon bellioides L. M. Newlon 1922-4-1 388 Imperial 3 mi w Coyote Wells; Colorado Desert Comment
  JEPS31450  Monoptilon bellioides W. L. Jepson 1927-4-16 11749 Imperial plain e Coyote Wells; Colorado Desert 60 Comment
  RSA0014475  Monoptilon bellioides J. Mark Porter 2012-3-30 15077 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
  RSA695938  Monoptilon bellioides LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1311 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD173199  Monoptilon bellioides Larry Hendrickson, L. Louise Jee 2005-4-22 2071 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
  SD216553  Monoptilon bellioides Ian Cain 2011-3-29 1578 Imperial North of I-8, 6.72km south east of County Highway S2 at Imperial County Border, 5.08km north west of S2 and I-8 intersection 187 Comment
  SEINET10389868  Monoptilon bellioides A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42064 Imperial Chocolate Mountains, head of Mammoth Wash, above 'slot' canyon in upper gorge 488 Comment
  UCD134643  Monoptilon bellioides G. L. Webster; S. Lynch 1973-3-18 7582 Imperial 2.3 miles NW of Ocotillo. 152 Comment
  UCR277526  Monoptilon bellioides Mitch Provance 2008-3-15 10066 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  UCR41807  Monoptilon bellioides A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6228 Imperial Sonoran (Colorado) Desert, Badlands south of Painted Gorge, 1/2 mi east of Painted Gorge Road at a point 2.4 miles north of Hwy S-80 76 Comment
  RSA124237  Muhlenbergia microsperma E. K. Balls, Percy C. Everett 1958-3-20 22926 Imperial 3.7 mi. N of Ogilby on road to Blythe. 152 Comment
  SD250585  Muhlenbergia microsperma Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28703 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
  UCR108083  Muhlenbergia microsperma Jon P. Rebman, L. Renfro 1997-11-19 4759 Imperial Sonoran (Colorado) Desert, NW of Yuma, east of Ogilby Rd along Indian Pass Rd at Chemgold Company's Imperial Project. Comment
  UCR277794  Muhlenbergia microsperma Jim Malusa 2016-11-1 s.n. Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 2.34 miles SW (224 deg. ) of Mount Barrow 457 Comment
  UCR33676  Muhlenbergia microsperma Sears 1978-3-14 708 Imperial Sonoran (Colorado) Desert, 8 mi NW of Winterhaven, 7 mi NW of US Hwy 80. Picacho Road just across All American Canal in Picacho Wash 55 Comment
  SD103754  Myriophyllum spicatum G. D. Barbe 1978-12-5 2477 Imperial Calexico, East of Meadow Road Bridge, All American Canal Comment
  RSA0103051  Myriopteris covillei Jim M. Andre 2015-3-3 31389 Imperial Jacumba Mountains; 0.2 mi. south of Interstate 8 (at In-ko-pah exit), just east of San Diego Co. line. 963 Comment
  SD81875  Myriopteris viscida L. C. Cook 1931-1 1456 Imperial Myer's Creek Bridge, Mountain Springs Grade (mak 8/06) Comment
  SDSU3625  Myriopteris viscida H. Wedberg 1962-4-7 878 Imperial About 10 miles E. from Jacumba on the road to El Centro; about half way down the Mtn. Springs grade. 610 Comment
  UC1100005  Najas guadalupensis Malcolm A. Nobs, S. Galen Smith 1948-9-4 518 Imperial 5 mi n of Westmoreland (Imperial Valley); Imperial Valley Comment
  JEPS29233  Nama Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8310 Imperial just nw of Yuma, Ariz. and 0.2 mi n All American Canal (in gravel of wash at mouth of Picacho Wash along Picacho Road 5 mi n of its junction with old U.S. Highway 80); n of All American Canal, mouth Picacho Wash 60 Comment
  UC669319  Nama Annie M. Alexander and Louise Kellogg 1941-3-19 1964 Imperial Colorado Desert, e side of Algodones Sand Hills Algodones Sand Hills; Colorado Desert, Algodones Sand Hills Comment
  UCR279205  Nama demissa A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-6 42705 Imperial Sonoran (Colorado) Desert, edge of Chocolate Mountains Aerial Gunnery Range, near end of Imperial Gables Rd. 396 Comment
  UCR279234  Nama demissa A. C. Sanders, Jim Malusa 2017-3-13 42864 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Salvation Wash east of Salvation Pass, 1 km above to 1.1 km below confluence with German Diggins Wash 373 Comment
  UCR151358  Nama demissa var. demissa LeRoy Gross, V. Arvizu, Sarah De Groot, Lisa Rojas, T. Thibault 2004-5-13 1254 Imperial Colorado Desert; Chocolate-Chuckwalla Mtns region, Chocolate Mountains (Chocolate Mountains Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Rd 646 Comment
  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
  POM48805  Nama demissa var. deserti Mary F. Spencer 1917-3-28 207 Imperial Coyote Wells. Comment
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Oct 9 2010
  POM73473  Nama demissa var. deserti Marcus E. Jones 1906-4-26 s.n. Imperial Imperial Junction (now Niland) Comment
  RSA278763  Nama hispida Bonnie M. Rich 1979-4-4 79031 Imperial Holtville NE 15 Quad [only TRS given] Comment
  RSA289298  Nama hispida var. revoluta Charles Convis 1980-4-8 121 Imperial Western Salton Basin, 27 km due WNW of Westmorland -35 Comment
  SD115681  Nama hispida var. spathulata Duffie Clemons, Erik Jonsson 1983-10-2 795 Imperial [TRS only, no locality information on label] 29 Comment
  SEINET5578744  Nama hispida var. spathulata Steven P. McLaughlin 1998-1 7374 Imperial Picacho Wash below All American Canal 60 Comment
  UC196599  Nama hispida var. spathulata Joseph Grinnell 1910-5-8 Imperial Colorado River at Pilot Knob Pilot Knob; Colorado River Comment
  UC107184  Nama stenocarpa T. S. Brandegee 1901-3-27 Imperial Diamond Lake , Diamond Lake (Colorado Desert) Comment
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Jun 26 2015
  UCR279397  Nemacladus A. C. Sanders, Jim Malusa 2017-3-25 43027 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, on old Niland-Blythe Rd., 2.8 km east of Surveyors Pass 610 Comment
  POM47547  Nemacladus glanduliferus P. A. Munz 1924-5-11 8078 Imperial 6 miles east of Jacumba. Comment
  RSA75148  Nemacladus glanduliferus F. W. Peirson 1927-4-16 7219 Imperial Foot of Mountain Springs Grade, Western Imperial County Comment
  SEINET10840527  Nemacladus glanduliferus var. glanduliferus Willis L. Jepson 1927-4-17 Jepson 11784 Imperial Myers Creek bridge, foot of Mountain Springs grade 244 Comment
  RSA75130  Nemacladus glanduliferus var. orientalis F. W. Peirson 1932-3-22 9798 Imperial Midway Well. 152 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
  SD208189  Nemacladus orientalis Jon Rebman, G. Fleming, et al. 2009-3-24 16653 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, northwest of Salton City, west of Highway 86; Section 8 (SL8), near north fork of Big Wash, Site TRICAS on mesas and surrounding hillsides. 57 Comment
  CAS-BOT-BC309813  Nemacladus rubescens J. Mark Porter; Sarah 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 346 Comment
  RSA0060373  Nemacladus rubescens Duncan S. Bell 2012-3-23 3267 Imperial Jacumba Mountains; eastern base of range; Palm Canyon Wash, approximately 3 air miles southeast of Dos Cabezas, and about 0.8 air mile east of the San Diego/Imperial county boarder. 344 Comment
  SEINET10840513  Nemacladus rubescens Bacigalupi 1958-2-18 BACIGALUPI 6185 B Imperial East of the summit of Ogibly-Blythe road, in the Palo Verde Mts., 9.5 miles southwest of Palo Verde settlement 259 Comment
  SEINET10972569  Nemacladus rubescens Ira L. Wiggins 1941-3-24 Wiggins 9598 Imperial 6 miles northeast of Niland on road to Beal Well 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
  SD199965  Nemacladus tenuis var. tenuis Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16260 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
  SD199966  Nemacladus tenuis var. tenuis Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16394 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
  SD115641  Nemophila menziesii var. menziesii Duffie Clemons, Erik Jonsson 1983-5-14 594 Imperial In-Ko-Pah Mountains, south of I-8. (IPB 10/07) 1157 Comment
  POM199349  Nicotiana obtusifolia Donald A. Johansen, Joseph A. Ewan 1932-4-13 7117 Imperial Laguna Dam on the Colorado River. Comment
  POM6840  Nicotiana obtusifolia Philip A. Munz, L. T. Street, G. Williams 1919-3-27 2348 Imperial Near Salton Sea. 0 Comment
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Aug 28 2016
  RSA253717  Nicotiana obtusifolia Noel Holmgren, Patricia K. Holmgren 1973-3-29 6541 Imperial Colorado River, Pichaco State Recreation Area, campground, 20.5 airline miles north of Yuma. 76 Comment
  RSA26855  Nicotiana obtusifolia I. L. Wiggins 1941-3-25 s.n. Imperial Desert wash 5 miles northeast of Beal Well. Comment
  SD190682  Nicotiana obtusifolia Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3176 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  SD200224  Nicotiana obtusifolia Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16439 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa -4 Comment
  UCD126681  Nicotiana obtusifolia N. French 1934-2-21 198 Imperial exact location unknown. 304 Comment
  UCR269880  Nolina Marc A. Baker, A. C. Sanders, Michelle Cloud-Hughes 2016-1-21 18477 Imperial Sonoran( Colorado) Desert, Chocolate Mountains, east-northeast of Niland, 55 km north northeast of central El Centro, 4.9 km east of Lion Head Mountain 463 Comment
  SD117584  Nolina bigelovii James C. Dice, Michael Donoghue 1984-6-24 580 Imperial Southwestern Imperial Co., Mountain Spring Comment
  SD9216  Nolina bigelovii Unknown 1885-6-25 Imperial Mt. Spring Grade (mak 4/07) Comment
  SEINET2059545 Image available Nolina bigelovii Jim Dice, Michael Donoghue 1984-6-24 581 Imperial SW Imperial Co., Mountain Springs 670 Comment
  UCR254326  Nolina bigelovii Jon P. Rebman, Luis Hernandez Sandoval 2005-7-7 12209 Imperial Sonoran (Colorado) Desert, Mountain Springs Grade, south and east of Hwy I-8 and just south of the road at the Mountain Springs exit 685 Comment
  UC2030258  Notholaena californica Beck with M. D. Windham, C. J. Rothfels, A. Grusz, K. Pryer, E. Schuettpelz 2008-5-12 1089 Imperial BLM lands, just E of Mountain Springs Road Comment
  SD17509  Oenothera claviformis subsp. peirsonii Allan Keller 1937-4-10 Imperial Carrizo Wash Comment
  RSA767455  Oenothera deltoides J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13392 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  JEPS43949  Oenothera deltoides subsp. deltoides W. S. Childs March 1922 Imperial Brawley Colorado Desert Comment
  JEPS43955  Oenothera deltoides subsp. deltoides W. S. Childs 1922-3-22 Imperial Brawley Comment
  POM355314  Oenothera deltoides subsp. deltoides H. de Forest, Jack Rempel 1933-4-9 17725 Imperial Supersition Mountains, Colorado Desert. Comment
  RSA676317  Oenothera deltoides subsp. deltoides J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. 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
  UCR278780  Oenothera deltoides subsp. deltoides Onkar Singh, B. Huttar 2015-3-21 5157 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro Target 68 bombing range, c. 13 km SW of Glamis 37 Comment
  POM355317  Oenothera deltoides subsp. deltoides Edwin Kline 1920-3-29 s.n. Imperial Imperial County 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-BC427411  Oligomeris linifolia S. B. Parish 1913-2-28 8481 Imperial Mecca, Salton Sink. -60 Comment
  CAS-BOT-BC427421  Oligomeris linifolia Roxana S. Ferris 1939-3-29 9699 Imperial Split Mountain Canyon, Fish Creek Mountains Comment
  CDA25335  Oligomeris linifolia T. C. Fuller 1962-4-4 8006 Imperial West of Highway 99 [later renumbered Highway 86] to Indio, 24.7 miles northwest of Westmoreland. 0 Comment
  HSC18254  Oligomeris linifolia C. L. Hitchcock, C. V. Muhlick 1964-3-21 23229 Imperial 15 mi. N of Glamis on road to Blythe 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
  RSA336270  Oligomeris linifolia Robert F. Thorne 1978-4-30 52140 Imperial W. of Chocolate Mountains, ca. 1 mile E of Coachella Canal and W of Melson Well. Comment
  RSA387398  Oligomeris linifolia Steve Boyd 1986-2-6 1262 Imperial Cargo Muchacho Mtns: Plains E of the Mts. Powerline Rd. 3.8 mi W of Pichacho Rd. Comment
  RSA399177  Oligomeris linifolia H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Between Hwy 80 and Ogilby Comment
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Oct 31 2011
  RSA489117  Oligomeris linifolia George K. Helmkamp 1988-2-28 32 Imperial At end of a dirt road ca. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98., [Crucifixion Thorn 10 km cell; PG - 1N, OE] 152 Comment
  RSA695897  Oligomeris linifolia LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1247 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  RSA80686  Oligomeris linifolia F. W. Peirson 1922-4-12 1925 Imperial 15 miles south of Coachella. Comment
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Apr 1 2013
  SBBG22009  Oligomeris linifolia R. F. Thorne with R. Rutherford 1964-4-10 33581 Imperial ca. 1 mi SE of Glamis on rd to Ogilby Comment
  SD123968  Oligomeris linifolia Charles Convis 1980-3-21 83 Imperial San Sebastian Marsh, Western Salt Basin, 27 km due WNW of Westmoreland. Flats 0-2 km E. of confluence of Carrizo and San Filipe Creeks -35 Comment
  SD250536  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) Road and lake (Bard 7.5'Q) 39 Comment
  SD250537  Oligomeris linifolia Ellen Dean, Tom Starbuck, Margaret Starbuck, T. Zavortink 2010-4-9 5919 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 miles N of Hwy 78 along Kipf Road. In long finger of vegetation on the E side. Inside incomplete ring of minor dunes on E side of main dune. 75 Comment
  SEINET3074405 Image available Oligomeris linifolia Norman C. Cooper 1949-3-15 3038 Imperial West of Yuma. 240 Comment
  SEINET3831706  Oligomeris linifolia Jon P. Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-1 18866 Imperial Southwest of plaster City on Bureau of Land Management (BLM) property on an area proposed for development of a solar facility: S of Hwy. S80 & NE of Ocotillo & W of El Centro; alonga powerline road 53 Comment
  UCD84494  Oligomeris linifolia Chuck Hughes 2010-4-28 144 Imperial About 200 ft. northeast of Dos Cabezas Road. 440 Comment
  UCR167284  Oligomeris linifolia John F. Green 2005-3-4 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, east of Salton Sea, c. 4 mi N of Niland, just SW of Coachella Canal siphon 11, badlands above wash 24 Comment
  UCR33649  Oligomeris linifolia Sears 1978-4-10 1115 Imperial Sonoran (Colorado) Desert, 7 mi NW of US Hwy 80, 8 mi NW of Winterhaven, Picacho Rd, just across All American Canal in Picacho Wash 55 Comment
  UCR3814  Oligomeris linifolia Frank C. Vasek 1964-4-12 640412- 02 Imperial Sonoran (Colorado) Desert, 25 miles south of Palo Verde on Ben Hulse Hwy [78] 335 Comment
  HSC82948  Olneya tesota A. C. Sanders, K. R. Neisess 1985-4-22 5625 Imperial S of Cargo Muchacho Mts., 2 mi N of I-8 on Sidewinder Rd 122 Comment
  UCR201787  Olneya tesota A. C. Sanders 2009-1-28 36167 Imperial Sonoran (Colorado) Desert, 0.9 mi. (air) west of Ogilby Rd., 4.5 mi. (air) SE of the closest point on Hwy 78, 5.3 mi. (air) SE of Mesquite Mine, 5.8 mi. (air) NE of Ruthven Siding on RR 182 Comment
  UCR264194  Olneya tesota A. C. Sanders, Jim Malusa 2015-9-9 41831 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Gables Wash, near mouth of canyon above Hwy 78, just outside the aerial gunnery range 334 Comment
  SEINET5547589  Onagraceae Robert A. Raguso 1998-1 98 -7 Imperial Algodones Dunes, Ogilby Rd. Exit, 0.5 miles S. of I-8. 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
  RSA25873  Opuntia munzii C. B. Wolf 1931-3-12 1875 Imperial W. slope Chocolate Mountains, 11 miles from Niland on road to Beal Well. 152 Comment
  UC1523631  Orobanche cooperi Robert F. Thorne, Steve Boyd, et al. 1986-3-21 61614 Imperial 6.5 mi se of Coyote Wells (on Route 98, Yuha Desert,); Yuha Desert, Route 98 45 Comment
  UCR46056  Orobanche cooperi A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6266 Imperial Sonoran (Colorado) Desert, N foot Mount Signal, just north of the international boundary, 1.43 mi. west of Mt. Signal Rd. on BLM road Y2918 61 Comment
  CAS-BOT-BC502856  Orobanche cooperi subsp. cooperi Lewis S. Rose 1938-2-4 38054 Imperial Plaster City - at sea level 0 Comment
  RSA0078555  Orobanche cooperi subsp. cooperi Philip A. Munz, C. L. Hitchcock 1932-4-5 12152 Imperial 2 miles N. of Cargo Muchacho Mts. Comment
  RSA0078576  Orobanche cooperi subsp. cooperi Robert F. Thorne, Steve Boyd 1986-3-21 61614 Imperial Yuha Desert: ca. 6.5 mi SE of Coyote Wells on route 98. 45 Comment
  CAS-BOT-BC327834  Palafoxia arida S. B. Parish 1912-10-19 8364 Imperial Salson Basin. Dunes on Alamo River near Calexico 0 Comment
  CAS-BOT-BC327886  Palafoxia arida E. A. McGregor 1917-3-17 753 Imperial Colorado Desert. N of San Felipe Wash, W of Salton Sea Comment
  OBI38336  Palafoxia arida A. C. Sanders, Pitzer, Charlton, et al 1986-3-8 6159 Imperial East Mesa, E end of Montgomery Rd at the Coachella Canal, ca 1.25 mi NW of Mammoth Wash crossing of the canal. (T12S, R15E, SE 1/$ sec 1 27 Comment
  SD196791  Palafoxia arida Raul Gutierrez 2008-3-11 1867 Imperial Ca. 1.5 miles west of I-8 along Highway 98. 28 Comment
  SEINET2043467 Image available Palafoxia arida Jon P. Rebman, A. Salywon, C. Christy 1998-3-22 4938 Imperial SE of El Centro; along HWY 98, ca. 1.4 mi SE of I-8. 20 Comment
  UCD134909  Palafoxia arida Kenneth A. Wilson 1964-4-11 1327 Imperial 3 miles east of Coachella Canal on the Orita-Glamis Road. Comment
  UCR104857  Palafoxia arida George K. Helmkamp, E. Helmkamp 1998-1-23 2565 Imperial Sonoran (Colorado) Desert, On the W side of Hwy 86, 18.8 mi. NW of Westmorland -30 Comment
  POM363744  Palafoxia arida var. arida M. B. Dunkle 1932-3-26 2924 Imperial East of Salton Sea, near Kane Springs. Comment
  RSA615277  Palafoxia arida var. arida J. P. Rebman, Maggie Loy 1996-10-26 3740 Imperial West of Imperial; sandy area along irrigation canals. 10 Comment
  RSA760073  Palafoxia arida var. arida J. Andre, Tash La Doux 2009-2-26 9856 Imperial Borrego Desert: sand flats blown up against low hills, approx. 1.5 miles northeast of Ocotillo and I-8 freeway. 96 Comment
  SD139662  Palafoxia arida var. arida Jon Rebman, Maggie Loy 1996-10-27 3762 Imperial N of Glamis: Algodones Dunes 60 Comment
  SD199854  Palafoxia arida var. arida Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16226 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
  UC51621  Palafoxia arida var. arida Jos. Burtt Davy 1902-3-31 8020 Imperial Imperial Comment
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Jan 9 2009
  UC724354  Palafoxia arida var. arida Aven Nelson, Ruth A. Nelson 1939-3-23 3223 Imperial Salton Sea Salton Sea (sandy beach on w side) Comment
  CDA8432  Palafoxia arida var. gigantea T. C. Fuller 1959-10-7 3273 Imperial Yuma Sand Hills, 1 mile west of Highway Maintenance Station, ca. 15 miles west of Winterhaven. 0 Comment
  JEPS34765  Palafoxia arida var. gigantea W. L. Jepson 1927-4-15 11722 Imperial sandhills near Grays Well; se Colorado Desert 60 Comment
  POM363735  Palafoxia arida var. gigantea Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7792 Imperial On dirt track heading E 3.3 mi from Gray's Well Rd exit off Interst. 8. Algodoned Dunes. 46 Comment
  SD243844  Palafoxia arida var. gigantea Stephen Larson 1984-4-12 Imperial [Locality determined by SDNHM] Algodones Dunes, south of Highway 78 Comment
  UCR115382  Palafoxia arida var. gigantea 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
  UCR165596  Palafoxia arida var. gigantea Alex R. Van Dam 2005-4-19 s.n. Imperial Sonoran(Colorado) Desert, Algodones Dunes N of the Osborne Overlook and c. 50 m N of Hwy 78 122 Comment
  UCSB37387  Palafoxia arida var. gigantea Gordon, Patricia 1980-5-17 Imperial 17 mi. east of junction of Hwy. 78 & Hwy. 115, on Hwy. 78 60 Comment
  RSA92214  Palafoxia arida var. gigantea F. W. Peirson 1927-4-15 7198 Imperial Sand dunes west of Yuma. Comment
  CSUSB1556  Palafoxia linearis var. linearis R. Herring 1975-2-23 S. N. Imperial Glamis Imperial Sand Dunes 60 Comment
  RSA724048  Panicum coloratum R. E. Riefner 2006-10-9 6 -512 Imperial East of El Centro, along Ross Rd. near Bass Cove Rd., N of Hwy 8. -9 Comment
  CAS-BOT-BC350984  Panicum hirticaule Duncan S. Bell; Heath Bartosh; Aaron Sims; Daniel Slakey 2013-10-18 6075 Imperial Jacumba Mountains; Skull Canyon to the E of Davies Canyon, aobu t0.75 air mi. N of hte US/Mexico border. 255 Comment
  UC2031363  Panicum hirticaule Duncan S. Bell with Heath Bartosh, Aaron Sims, and Danny Slakey 2013-10-18 6075 Imperial Jacumba Mountains; Skull Canyon to the east of Davies Canyon, about 0.75 air miles N of the US/Mexico border. Comment
  POM202404  Panicum urvilleanum Marcus E. Jones 1932-4-11 s.n. Imperial West of Yuma Comment
  SEINET3828031  Panicum urvilleanum J. Mark Porter, O. Mostretta & S. Hobbs 2002-1 13413 Imperial Imperial Dunes Recreation Area exit from Interstate 8. 49 Comment
  UCD89973  Panicum urvilleanum A. A. Beetle 1942-4-22 3173 Imperial Rt. 80, 20 miles W of Yuma. Comment
  UCD90130  Panicum urvilleanum Kenneth A. Wilson 1964-4-11 1328 Imperial 3 miles E of Coachella Canal on the Orita-Glamis Road. Comment
  SEINET10389859  Parietaria hespera A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42031 Imperial ENE of Hayden Well on Mammoth Wash, Chocolate Mountains 291 Comment
  CAS-BOT-BC202245  Parkinsonia aculeata K. Larson 1976-4-6 2163 Imperial Along Central Main canal of abandoned buildings Comment
  SD120923  Parkinsonia florida Duffie Clemons, Erik Jonsson 1987-4-12 1668 Imperial Indian Pass ACEC, common along Gavilan Wash in microphyll woodland. (IPB 10/07) 280 Comment
  SD14562  Parkinsonia florida Frank F. Gander 1936-4-15 1352 Imperial Extreme northwest corner of Imperial County. Comment
  SD200003  Parkinsonia florida Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16609 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
  SD250663  Parkinsonia florida Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28786 Imperial Palo Verde Mountains: southwest of Palo Verde; in the canyons & slopes west of old Palo Verde Road; north of Milpitas Wash & west of Hwy 78 235 Comment
  SEINET2042417 Image available Parkinsonia florida B. Pitzer 1998-2-2 3512 Imperial Extension of Sidewinder Rd., S&W of Pilot Knob RV park/campground, ca. 1 mi (air) SW of Pilot Knob, on & adjacent to N berm of All-America Canal, ca. 3.2 rd mi. past the RV park. 300 Comment
  SEINET803050  Parkinsonia florida S. P. McLaughlin 1986-1 3468 Imperial On north side of Palo Verde Mountains. 152 Comment
  UCR165624  Parkinsonia florida 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
  UCR33611  Parkinsonia florida Sears 1978-4-10 1116 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
  SD250587  Paspalum vaginatum Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28821 Imperial Along the Colorado River: south of Milpitas Wash; east of Hwy 78; south of Palo Verde & southeast of the Palo Verde Mountains; south of Water's Camp; on BLM land on the west side of the Colorado River near the end of Walter's Camp Road 105 Comment
  CDA39069  Pectis papposa Laura Arellano 2013-7-24 PDR# 130 P06199534 Imperial Vicinity of Brawley; East US Highway 78 and Green Road. 0 Comment
  RSA767476  Pectis papposa J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13385 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SD83109  Pectis papposa Helen V. Witham 1972-12-12 1770 Imperial open desert 4 miles east of Ocotillo 149 Comment
  SEINET8071636 Image available Pectis papposa Deidre Conocchioli, Caitlin Elam 2013-10-2 90 Imperial N of Yuha Desert. From El Centro take I-8 W for 13.3 mi. Exit Dunaway Rd. continue for 0.7 mi. 2 Comment
  UCR239479  Pectis papposa A. C. Sanders, Mitch Provance 2012-10-23 40465 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., NE of Arroyo Seco, NW foot of volcanic hill, 1.03 km SE (163 deg. ) of Raineys Well 518 Comment
  UCR245087  Pectis papposa A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40388 Imperial Sonoran (Colorado) Desert, BLM Rd. 554, 0.52 mi. south of Bradshaw Trail, 1.95 mi. SE (117 deg. ) of Indian Well 456 Comment
  UCSB21621  Pectis papposa Keefe, Joseph 1966-12-17 Imperial South side of U.S. Highway 80, 13 miles northwest of California Highway 98, southeast of Holtville 15 Comment
  RSA92218  Pectis papposa F. W. Peirson 1938-11-12 92218 Imperial Along boilevard to Imperial Valley directly opposite the road to Mecca. 0 Comment
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Feb 20 2013
  CAS-BOT-BC355856  Pectis papposa var. papposa LeRoy Abrams 1903-7-25 3994 Imperial Calexico, Imperial Valley Comment
  CAS-BOT-BC355861  Pectis papposa var. papposa K. Larson 1976-10-25 1974 Imperial Heber study area - S of El Centro Comment
  SD142261  Pectis papposa var. papposa Jon Rebman, L. Renfro 1997-11-19 4755 Imperial Northwest of Yuma: E of Ogilby Road along Indian Pass Road at Chemgold Company's Imperial Project Comment
  UCR269516  Pectocarya A. C. Sanders, Jim Malusa 2016-3-8 42148 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
  SD114706  Pectocarya heterocarpa Unknown 1941-3-22 1226 Imperial East of Holtville, Colorado Desert Comment
  SD199923  Pectocarya heterocarpa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16220 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
  SD200372  Pectocarya heterocarpa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16714 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
  SD254576  Pectocarya heterocarpa A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42047 Imperial Sonoran (Colorado) Desert: confluene of Mammoth Wash and side canyon, 0.9 km SSW (197a^z) of Hayden Well, Chocolate Mountains (Tortuga 7.5'Q) 246 Comment
  SD28404  Pectocarya heterocarpa Frank F Gander 1941-3-20 8986 Imperial Araz Stage Station near Winterhaven Comment
  UCD83493  Pectocarya heterocarpa Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5833 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
  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
  SD260228  Pectocarya platycarpa A. C. Sanders, Jim Malusa 2016-3-17 42323 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. at west side of Surveyors Pass. At point where an arroyo is blocked by roadbed, seasonally ponded site. 662 Comment
  SEINET10389884  Pectocarya platycarpa A. C. Sanders, Jim Malusa 2016-3-7 42126 Imperial Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  UCR269698  Pectocarya platycarpa A. C. Sanders, Jim Malusa 2016-3-15 42261 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.85 km NNE of Beal Well, NW side of a rocky hill east of old Niland-Blythe Rd. 434 Comment
  UCR279206  Pectocarya platycarpa A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42728 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 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
  UCR269733  Pectocarya recurvata A. C. Sanders, Jim Malusa 2016-3-17 42325 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. at west side of Surveyors Pass 663 Comment
  CDA35784  Pennisetum ciliare L. Arellano 2011-8-3 PDR# 1597736 Imperial Holtville; 2792 Norrish Rd. 0 Comment
  CDA32714  Pennisetum setaceum EC 2009-7-29 PDR# 1263275 Imperial On the northwestern banks of the Salton Sea, in the vicinity of Desert Shores on Capri Lane. 0 Comment
  CDA38678  Pennisetum setaceum Laura Arellano 2013-3-5 PDR# 130 P06171704A Imperial El Centro; 488 Broadway. 0 Comment
  UCD124340  Penstemon H. Fong 1972-6-13 s.n. Imperial Kyburg-route 50. 1219 Comment
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Sep 11 2016
  RSA802161  Penstemon clevelandii Duncan S. Bell 2013-3-24 4642 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
  LA204546  Peritoma arborea var. angustata C. B. Wolf; 1931-3-12 1879 Imperial Chocolate Mountains, Beal Well, W slope of mountains 213 Comment
  CAS-BOT-BC355935  Perityle emoryi C. L. Hitchcock 1966-3-20 24293 Imperial About 15 mi. n. of Ogilby along rd. to Blythe Comment
  CAS-BOT-BC355938  Perityle emoryi Edmund C. Jaeger 1939-1-15 s.n. Imperial Salvation Wash, Chocolate Mts. 30 Comment
  CAS-BOT-BC355939  Perityle emoryi Ira L. Wiggins 1937-2-25 8613 Imperial Picacho Wash, 0.7 mi. north of All-American Canal Spillway Comment
  PASA1569  Perityle emoryi Margaret Stason 4/32 275 Imperial Beals Well, east of Niland Comment
  POM41484  Perityle emoryi Marcus E. Jones 1924-2-28 s.n. Imperial Mountain Spring, W. edge Colorado Desert. Comment
  RSA696419  Perityle emoryi LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1297 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD173193  Perityle emoryi Larry Hendrickson, L. Louise Jee 2005-4-22 2053 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
  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
  SD242722  Perityle emoryi Andrea Laltoo 2005-3-26 29 Imperial Yuha Desert Area of Critical Environmental Concern, in wash W of De Anza campground, S of route 294 134 Comment
  SJSU6038  Perityle emoryi R. C. McGehee 1972-3-30 383 Imperial near Gavilan Wash NW of Picacho Peak 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
  UCR165451  Perityle emoryi 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
  UCR249862  Perityle emoryi T. B. Salvato, Fred M. Roberts, Tim Thomas 2013-3-14 7331 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 6.6 km west-southwest of Rainey Well 595 Comment
  UCR269566  Perityle emoryi A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42073 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  UCR279157  Perityle emoryi A. C. Sanders, Jim Malusa 2017-3-12 42849 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, large wash north of German Diggins Wash and below Pegleg Well & Pegleg Mine, 0.4 km above confluence with Salvation Wash 390 Comment
  UCSB37404  Perityle emoryi Gordon, Patricia 1980-5-17 Imperial 29 miles west of Blythe, on Hwy. 78 91 Comment
  POM212927  Petalonyx linearis F. W. Peirson 1935-4-16 11460 Imperial North of the bridge over the canal at Laguna Dam Comment
  CAS-BOT-BC167728  Petalonyx thurberi Lester Rowntree 1930-5-3 s.n. Imperial E. side Mt. Springs Grade Comment
  CAS-BOT-BC167729  Petalonyx thurberi H. E. McMinn 1925-7-1 1474 Imperial 11 mi S. Oasis Comment
  SD201099  Petalonyx thurberi Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3181 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
  SD255210  Petalonyx thurberi Duncan S. Bell, Sarah DeGroot and Amy Rouillard 2015-10-2 8731 Imperial Jacumba Mountains; southeast side of the range, in Pinto wash along the U. S./Mexico border, ca. 8.75 air miles southeast of Ocotillo. 123 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
  UCR269840  Petalonyx thurberi A. C. Sanders, Jim Malusa 2016-3-18 42386 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 15 km due north of Slab City/Camp Dunlap 305 Comment
  JEPS97017  Petalonyx thurberi subsp. thurberi Dean W. Taylor 1998-6-8 16494 Imperial Tarantula Wash, ca. 2.5 miles down the wash south of Highway 78, and ca. 8 miles E of Highway 86 -15 Comment
  HSC80371  Peucephyllum schottii R. F. Thorne, et al. 1977-11-25 50906 Imperial Along Colorado River at Picacho State Rec. Area at Taylor Lake Lookout; Bank of Najas-filled pond 91 Comment
  LA203889  Peucephyllum schottii Carl Epling; March 1927 sn Imperial near Salton Sea Comment
  RSA167676  Peucephyllum schottii R. F. Thorne, Robert L. Rutherford 1964-4-11 33601 Imperial Gables Wash, ca 3 miles W of Imperial Gables, Chocolate Mts. 396 Comment
  SD190608  Peucephyllum schottii Larry Hendrickson, Jon Rebman. 2005-4-15 3129 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  SBBG29414  Phacelia crenulata D. Myrick 1968-3-1 1780 Imperial base of Fish Crk Mtns, 15 mi S of Ocotillo Wells along Gypsum Mine railroad 30 Comment
  SEINET8072003  Phacelia crenulata A. Clifford 2011-1 AC 031 -11 Imperial Squaw Lake 70 Comment
  UCR102667  Phacelia crenulata B. G. Pitzer 1998-2-1 3461 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
  CDA40391  Phacelia crenulata var. ambigua T. C. Fuller 1962-4-4 8062 Imperial Highway 98 to Calexico, 16.0 miles east of Ocotillo. 0 Comment
  GMDRC9399  Phacelia crenulata var. ambigua J. M. Andre 2017-3-4 37240 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
  SD191927  Phacelia crenulata var. ambigua Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14438 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
  SD191931  Phacelia crenulata var. ambigua Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14567 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments 53 Comment
  UC2030007  Phacelia crenulata var. ambigua LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1326 Imperial Colorado Desert; Chocolate-Chuckwalla Moutains region: Chocolate Mountains (Chocolate Mountain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. Comment
  UC809709  Phacelia crenulata var. ambigua E. K. Balls 1949-4-3 12913 Imperial roadside 4 mi from Niland (toward Blythe); Colorado Desert 60 Comment
  UCR120520  Phacelia crenulata var. ambigua George K. Helmkamp, E. A. Helmkamp 2001-3-17 6277 Imperial Colorado Desert., Small canyon parallel to and south of I-8, 2.1 mi east of Sidewinder Rd. 76 Comment
  UCR138115  Phacelia crenulata var. ambigua Sue Bell 1998-3-1 302 Imperial Sonoran (Colorado) Desert, Ferguson Lake Road [eastern Chocolate Mtns.] Comment
  UCR211164  Phacelia crenulata var. ambigua Jim Andre, T. La Doux 2009-2-26 9884 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
  UCR33516  Phacelia crenulata var. ambigua Sears 1978-4-11 1159 Imperial Sonoran (Colorado) Desert, edge of Chocolate Mountains, 1.5 mi. south of Indian Pass 305 Comment
  UCR100800  Phacelia crenulata var. crenulata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2891 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 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
  JEPS22146  Phacelia crenulata var. minutiflora Rimo Bacigalupi with Paul Hutchison 1958-2-18 6163 Imperial ne base of mts 4.5 mi s Palo Verde Settlement (in arroyo running e into Laguna Palo Verde); Palo Verde Mts. 88 Comment
  RSA766052  Phacelia crenulata var. minutiflora Jim Andre, Tasha La Doux 2009-2-26 9883 Imperial Palo Verde Mountains: along major power line corridor (Palo Verde Road) that runs north-south through mountains. 182 Comment
  SFV6729  Phacelia crenulata var. minutiflora T. Gordon 1974-4-6 152 Imperial Colorado Desert Jacumba Mountains, In-Ko-Pah Gorge. I-8 east bound. 2 miles west of Highway 98. Roadside. 457 Comment
  UC1094526  Phacelia crenulata var. minutiflora Reino Alava 1958-3-3 1814 Imperial about 27 mi s Palo Verde (along road from Palo Verde to Ogilby) Comment
  UC1393694  Phacelia crenulata var. minutiflora N. D. Atwood 1970-4-3 2357 Imperial jct of the road from Glamis-Ogelby road Comment
  UCR138116  Phacelia crenulata var. minutiflora Sue Bell 1998-3-1 303 Imperial Sonoran (Colorado) Desert, Ferguson Lake Road [eastern Chocolate Mtns.] Comment
  POM289806  Phacelia distans Lyman Benson 1933-4-1 4258 Imperial US 80, Grade to Mt Springs. Mt. Range Cuyamaca. Salton Sea Watershed. 610 Comment
  SEINET12319682  Phacelia distans N. H. Holmgren, Holmgren, P. K. 1974-1 7515 Imperial Jacumba Mountains, 3 airline mi SW of Ocotillo 274 Comment
  SD126274  Phacelia ivesiana Steven P. McLaughlin 1986-2-27 3138 Imperial Eastern Imperial County, on Quechan Indian Reservation 149 Comment
  UC669313  Phacelia ivesiana var. pediculoides Annie M. Alexander and Louise Kellogg 1941-3-7 1897 Imperial 7 mi nw Ogilby; Colorado Desert Comment
  UC68786  Phacelia ivesiana var. pediculoides E. E. Schellenger 1905-3-12 Imperial Paloverde Valley Colorado Desert Comment
  SD158977  Phacelia minor Jon P. Rebman 2001-3-14 7129 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  POM156077  Phacelia minutiflora L. R. Abrams 1903-4-2 3190 Imperial Signal Mountain, Colorado Desert. Comment
  SD262300  Phacelia neglecta A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42706 Imperial Sonoran (Colorado) Desert: Chocolate Mtns Aerial Gunnery Range, SE end on range above Imperial Gables, along dirt track. 390 Comment
  UCR249847  Phacelia neglecta T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-3-13 7326 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off road between the well and powerline road 534 Comment
  RSA668430  Phacelia pedicellata S. Granger 1979-03 s.n. Imperial Fossil canyon. Comment
  SD115547  Phacelia pedicellata Duffie Clemons, Erik Jonsson 1983-3-26 420 Imperial In sandy stony soil at edge of wash, Painted Gorge. 244 Comment
  SD28403  Phacelia pediculoides Frank F. Gander 1941-3-20 8985 Imperial Araz Stage Station near Winterhaven Comment
  CDA2276  Phalaris aquatica T. C. Fuller 1962-10-18 9802 Imperial Between road and railroad tracks, Birch Street, 2 miles north of Hwy 99, ca. 3 miles northwest of Calexico. 0 Comment
  SD14554  Phalaris caroliniana Frank F. Gander 1936-4-13 1344 Imperial Extreme northwest corner of Imperial County. (IPB 10/07) Comment
  CDA36197  Phalaris minor A. C. Sanders 2010-2-2 37286 Imperial Sonoran (Colorado) Desert; Colorado River Valley; Bard Valley, Ross Rd. at drainage ditch crossing, west of Bard between Ross Corner and Picacho Rd. Comment
  SD254511  Phalaris minor A. C. Sanders, Jim Malusa 2016-3-17 42322 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd., at west side of Surveyors Pass. 662 Comment
  SEINET212439 Image available Phalaris minor N. H. Holmgren, PK Holmgren 1973-3-24 6497 Imperial Palo Verde Valley 5 air mi S of Palo Verde 76 Comment
  UCD89026  Phalaris minor Collector Unknown 1966-3-1 s.n. Imperial Near Brawley. Comment
  UCD89037  Phalaris minor A. A. Beetle 1942-4-21 3168 Imperial Rt. 80 near El Centro. 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
  RSA668481  Phalaris paradoxa S. Granger 1979-3-21 s.n. Imperial El Centro. West Mesa area. Comment
  POM69426  Pholisma arenarium Katherine Brandegee 1905-04 s.n. Imperial Carisa Creek Comment
  CAS-BOT-BC230594  Pholisma sonorae Prichard 1915-1-1 s.n. Imperial Melo land, Imperial Valley, Colorado Desert Comment
  CAS-BOT-BC293705  Pholisma sonorae Gary D. Wallace; S. Carlquist 1975-5-14 1193 Imperial ESE of Holtville in sand hills along I-80 S. of American Canal Comment
  HSC66961  Pholisma sonorae Richard Spjut, Judy Adams 1980-4-30 6153 Imperial Algodones Sand Dunes along Hwy. 78 Comment
  NY37805  Pholisma sonorae Collector unspecified 1973-5-14 4365 Imperial East of Holtville Comment
  SEINET3096060  Pholisma sonorae Eugene E. Addor 1954-1 Imperial Comment
  UC105882  Pholisma sonorae A. L. Stockton May, 1902 Imperial nr Hedges Mines; Ogleby Comment
  UCR16469  Pholisma sonorae Frank Ambrey 1959-4-25 s.n. Imperial Sonoran (Colorado) Desert, 6 mi west of Glamis, 100 yards southeast of road 91 Comment
  SEINET10946708  Pholisma sonorae Paul K. Koluvek 1946-1 Imperial Comment
  RSA787983  Pholistoma auritum var. arizonicum Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3488 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
  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
  UCR41760  Pholistoma membranaceum A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6273 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-BC135050  Phoradendron californicum C. L. Hitchcock 1966-3-20 24294 Imperial about 15 mi N of Ogilby along rd. to Blythe Comment
  CAS-BOT-BC135059  Phoradendron californicum W. R. Dudley 1895-1-1 s.n. Imperial SW of Yuma Comment
  SD124507  Phoradendron californicum Henk van der Werff 1981-5-19 4270 Imperial Desert slopes near Mountain Springs, along Highway 8, at the border of San Diego & Imperial counties. (IPB 10/07) Comment
  SD200228  Phoradendron californicum Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16297 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
  SD200230  Phoradendron californicum Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16245 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments 60 Comment
  SD250546  Phoradendron californicum T. B. Salvato, Fred M. Roberts, et al. 2013-3-13 7327 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Secdo, ca. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cutoff road between the well and powerline road. 527 Comment
  SD38210  Phoradendron californicum Edith A. Purer 1934-3-18 5656 Imperial Shore of Colorado River, North of Yuma near Picacho Mine Comment
  UCR279319  Phoradendron californicum A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42715 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  UCR281905  Phoradendron californicum A. C. Sanders, Jim Malusa 2017-9-22 43371 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, just outside of Chocolate Mtns. Aerial Gunnery Range, at old house site south of Surveyors Pass Rd. 581 Comment
  UCR281934  Phoradendron californicum A. C. Sanders, Jim Malusa 2017-9-21 43365 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, south of Bradshaw Trail on dirt road toward Surveyors Pass, near Riverside Co. line & Hovley Tank guzzler 677 Comment
  UCR41498  Phoradendron californicum A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6292 Imperial Peninsular Range/ Sonoran (Colorado) Desert, South side of old highway at Mountain Springs Road exit from Hwy I-8, c. 1/3 mile east of town of Mountain Springs, at head of Myer Creek 673 Comment
  UCR264769  Phragmites australis Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-25 28812 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
  POM308116  Phragmites australis subsp. berlandieri Henry J. Ramsey, Henry J. Ramsey 1937-11-20 2934 Imperial Imperial Valley, Highway 99. Comment
  CDA14624  Physalis crassifolia G. D. Barbe, Horace Burke, Wm. Cross, E. L. Sleeper, T. N. Seeno 1983-4-14 4076 Imperial 11.1 miles south of Hwy 78 on Ogilby Road (county road S34). 0 Comment
  CDA18550  Physalis crassifolia Frank B. McMurry 1943-1 1325 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  POM303044  Physalis crassifolia Philip A. Munz 1941-3-30 16594 Imperial Wash at Beales' Well Chocolate Mts. Comment
  RSA124337  Physalis crassifolia E. K. Balls 1958-3-20 22919 Imperial Ogilby. 107 Comment
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Oct 18 2007
  RSA1593  Physalis crassifolia Carl B. Wolf 1931-5-29 2176 Imperial Wash at N base of Signal Mt. 30 Comment
  UCR134132  Physalis crassifolia June Latting 1967-3-26 s.n. Imperial Sonoran (Colorado) Desert, Painted Gorge, Coyote Mountains 305 Comment
  UCR148717  Physalis crassifolia Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6537 Imperial W Colorado Desert, NW of El Centro, E side of Fish Creek Mtns and west of Salton Sea Comment
  UCR260300  Physalis crassifolia A. C. Sanders, Jim Malusa 2015-3-8 41351 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
  UCR269824  Physalis crassifolia A. C. Sanders, Jim Malusa 2016-3-15 42252 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.85 km NNE of Beal Well, NW side of a rocky hill east of old Niland-Blythe Rd. 434 Comment
  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
  CAS-BOT-BC45834  Pilostyles thurberi Peter H. Raven 1962-4-19 17381 Imperial 0.8 miles southeast of Kane Springs -45 Comment
  CAS-BOT-BC45839  Pilostyles thurberi Eva M. Wilson 1956-6-23 n.s Imperial Pinto Wash on the Yuha cut-off betw. Signal Mt. P.O. and Coyote Wells Comment
  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
  RSA182932  Pilostyles thurberi Robert L. Rutherford 1964-11-29 251 Imperial North side of Pinto Wash, 1 mile south of Hwy 98 15 Comment
  RSA668034  Pilostyles thurberi Robert L. Rutherford 1963-11-30 11 Imperial Pinto Wash, 7.7 miles west of Mount Signal on Hwy 98; Comment
  RSA668037  Pilostyles thurberi Robert L. Rutherford 1963-11-30 8 Imperial Pinto Wash, 7.7 miles west of Mount Signal on Hwy 98; Comment
  RSA755275  Pilostyles thurberi Stephen Hill, Kate Kramer 2001-4-27 33496 Imperial California Route 86, west side of U. S. Navy Salton Sea Test Base road just E of Route 86. About 10.4 miles S of Salton City. 5 Comment
  RSA789856  Pilostyles thurberi James R. Shevock 1986-3-24 11364 Imperial Along country road S-80 paralleling Interstate 80, 3.4 miles east of Coyote Wells. 100 Comment
  UCR108119  Pilostyles thurberi Jon P. Rebman, A. Salywon 1997-3-19 3821 Imperial Anza-Borrego Desert, NW of Ocotillo; along Hwy S2 between Ocotillo and Canebrake; 2.1 mi. NW of junction with Interstate Hwy 8 80 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
  SEINET7048027  Pilostyles thurberi Steven R. Hill, Kate Kramer 2001-4-27 33496 Imperial California Route 86, west side of U.S. Navy Salton Sea Test Base road just east of Route 86. About 10.4 miles south of Salton City. Elevation 16 feet. 4 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
  SD144544  Plagiobothrys jonesii Suzanne Bell 1998-3-1 301 Imperial Scarce in sandy wash west of Ferguson Lake Road. Comment
  SDSU20384  Plagiobothrys jonesii Jon Rebman, Jim Rocks 2005-2-10 10954 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
  UCD124373  Plantago arenaria L. N. Goodding; C. Reeder 1943-6-20 s.n. Imperial U. S. Yuma Field Station; Bard, California. Comment
  JEPS22179  Plantago ovata Rimo Bacigalupi with Paul Hutchison 1958-2-17 6129 Imperial 1.5 mi s Gold Rock Ranch (on road from Ogilby to Blythe, by way of Midway Well); Colorado Desert 137 Comment
  JEPS29493  Plantago ovata Lauramay T. Dempster 1962-4-19 1910 Imperial just e San Diego Co. (Imperial Highway) Comment
  JEPS7166  Plantago ovata W. L. Jepson 1927-4-14 11700 Imperial Silent Canyon, se foothills Santa Rosa Mts. Santa Rosa Mts. 304 Comment
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Dec 17 2011
  JEPS7167  Plantago ovata Marjorie D. Clary 1933-3-12 2039 Imperial Palm Canyon Wash, se Colorado Desert Colorado Desert 152 Comment
  SD191979  Plantago ovata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14549 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
  SD191981  Plantago ovata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14489 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Grave Wash, Site LARTRI in arroyo bottom and surrounding embankments -31 Comment
  SD200474  Plantago ovata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16776 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
  SDSU12793  Plantago ovata Michael G. Simpson, Lee M. Simpson 1998-3-8 8 III98B Imperial Domelands. dirt raod from S-2. ca. 2 miles, take left frok just before end, to camp site area. 280 Comment
  SEINET5584820  Plantago ovata 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 Blythe-Knob transmission line. 30 Comment
  UCR122606  Plantago ovata George K. Helmkamp, E. A. Helmkamp 2001-3-17 6280 Imperial Sonoran (Colorado) Desert, Ogilby Rd., 15.4 miles south of Calif. Hwy 78 168 Comment
  UCR41894  Plantago ovata A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6253 Imperial Sonoran (Colorado) Desert, Coyote Mtns., 2.15 miles north of Hwy S-2 on dirt road 1.1 miles SE of San Diego Co. line 306 Comment
  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
  RSA167766  Plantago ovata var. fastigiata Robert F. Thorne, R. Rutherford 1964-4-11 33639 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  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
  SD242912  Plantago ovata var. fastigiata 1993-2-26 Imperial Poleline Rd South of Plaster City Comment
  SEINET5575687  Plantago ovata var. fastigiata Steven P. McLaughlin 1998-1 7375 Imperial Picacho Wash below All American Canal 60 Comment
  UCSB7540  Plantago ovata var. fastigiata Long, Frances 1939-12-31 Imperial Salton Sea Comment
  SEINET8004873  Plantago patagonica Jon P. Rebman 2001-4-13 7240 Imperial In-Ko-Pah Mountains, Jacumba Natural area, along road ascending to Valley of the Moon 1150 Comment
  JEPS22169  Pleuraphis rigida Rimo Bacigalupi with Paul C. Hutchison 1958-2-17 6137 Imperial 1.5 mi s Gold Rock Ranch (on road from Ogilby to Blythe, by way of Midway Well); Colorado Desert 137 Comment
  RSA0020880  Pleuraphis rigida Jim Andre 2013-3-3 23972 Imperial Yuha Desert, along Highway 98 15.1 miles ESE of Ocotillo, and west of Calexico. Sandy area near Pinto Wash crossing. 38 Comment
  RSA0072270  Pleuraphis rigida Jon Rebman, J. LaGrange, W. Schmidtmann 2014-9-26 28833 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. 90 Comment
  RSA676134  Pleuraphis rigida J. M. Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness Comment
  UC51619  Pleuraphis rigida Jos. Burtt Davy 1902-3-31 8037 Imperial Flowing Wells Comment
  CAS-BOT-BC326628  Pleurocoronis pluriseta C. B. Wolf 1931-3-14 1902 Imperial Mountain Springs grade 274 Comment
  CAS-BOT-BC326629  Pleurocoronis pluriseta L. R. Abrams 1941-4-23 13922 Imperial South of Indio on U.S. Highway 99 Comment
  CAS-BOT-BC326674  Pleurocoronis pluriseta Fay A. Mac Fadden 1935-3-25 14461 Imperial Highway Coyote Wells to Jacumba Comment
  RSA472083  Pleurocoronis pluriseta E. A. Purer 1938-4-15 7411 a Imperial Borrego Valley. Comment
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Oct 30 2012
  SDSU19359  Pleurocoronis pluriseta Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3159 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on North side of the slope above wash. Geology: South facing boulder slope above wash. 43 Comment
  UCD134965  Pleurocoronis pluriseta J. Latting 1978-4-6 s.n. Imperial Colorado Desert: Fossil Canyon, Coyote Mountains. 183 Comment
  UCR200266  Pleurocoronis pluriseta J. M. Porter, Orlando Mistretta 2003-6-5 13625 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
  UCR260047  Pleurocoronis pluriseta A. C. Sanders, Jim Malusa 2015-3-5 41261 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  RSA302006  Pluchea odorata J. R. Shevock 1970-10-18 509 Imperial Salton Sea Wild in Refuge. -63 Comment
  UCR92592  Pluchea odorata F. M. Reed 1929-11-7 6674 Imperial Sonoran (Colorado) Desert, Fish Springs near Salton Sea. -30 Comment
  RSA0080175  Pluchea odorata var. odorata Jon Rebman, J. LaGrange, W. Schmidtmann, J. Emming 2014-9-25 28817 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
  SD250621  Pluchea odorata var. odorata Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28817 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
  UCD134956  Pluchea odorata var. odorata A. S. Crafts 1944-8-29 s.n. Imperial Imperial Irrigation District. Comment
  CAS-BOT-BC326554  Pluchea sericea Frank B. McMurry 1945-5-26 1395 Imperial Imperial Dam Site 60 Comment
  CAS-BOT-BC326625  Pluchea sericea K. Larson 1976-1-13 60094 A Imperial 6 miles southwest of Heber at New River Comment
  RSA472119  Pluchea sericea L. H. Jones 1910-5-8 s.n. Imperial Colorado River near Pilot Knob Comment
  RSA472121  Pluchea sericea M. B. Dunkle 1935-4-18 4576 Imperial river Bottom, W of Yuma 46 Comment
  RSA792644  Pluchea sericea Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4387 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
  SD152260  Pluchea sericea Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6551 Imperial W of Glamis along Highline Canal, and E of Brawley, and just N of Highway 78 Comment
  UCR202203  Pluchea sericea Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3178 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, south side of the Colorado River, and north of main access road 63 Comment
  SEINET7990434  Pluchea sericea Jon P. Rebman 2000-4-20 6551 Imperial California EUA, E of Brawley and Just N of Highway Comment
  CAS-BOT-BC413761  Polygonum argyrocoleon M. K. Bellue 1928-10-23 s.n. Imperial Imperial Valley Comment
  UCD99911  Polygonum argyrocoleon D. W. Ragsdale 1957-6-29 25 Imperial Near Calipatria. Comment
  UCR107994  Polygonum argyrocoleon Jon P. Rebman, Adrienne Russell 1997-9-6 4183 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Calexico; junction of Brockman Road and Hwy 98. 1 Comment
  UCR30823  Polygonum argyrocoleon John C. Roos 1937-6-9 2252 Imperial Sonoran (Colorado) Desert, Westmorland, Imperial Valley -43 Comment
  CAS-BOT-BC232597  Polypogon monspeliensis E. A. McGregor 1917-5-30 858 Imperial 2 miles E of El Centro Comment
  CDA209  Polypogon monspeliensis Frank B. McMurry 1943-1 1409 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  UCD91302  Polypogon monspeliensis Beecher Crampton 1962-5-23 6468 Imperial Meloland Store, along U.S. Hwy. 80. Imperial Valley. Comment
  RSA92884  Populus fremontii F. W. Peirson 1927-4-15 7203 Imperial Near Ft. Yuma. Comment
  SEINET10334062  Populus fremontii subsp. fremontii C. E. Peterson 1911-10-16 s.n. Imperial Yuma Experimental Farm, Bard. Comment
  SBBG65786  Porophyllum gracile M. N. Ackley 1928-4-15 278 Imperial Mountain Spring Grade 304 Comment
  UCR264759  Porophyllum gracile Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-25 28777 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, southwest of Palo Verde, west of old Palo Verde Road, north of Milpitas Wash & west of Hwy 78 235 Comment
  SD250692  Portulaca oleracea Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28838 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
  UCR107985  Portulaca oleracea Jon P. Rebman, Adrienne Russell 1997-9-6 4194 Imperial Sonoran (Colorado) Desert, Imperial Valley, southeast of Brawley at Cooper Road and Wiest Rd. -36 Comment
  UC1099827  Potamogeton pectinatus Malcolm A. Nobs, S. Galen Smith 1948-9-4 519 Imperial 5 mi n of Westmoreland; Imperial Valley Comment
  SD250756  Proboscidea althaeifolia Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28699 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
  UCR71761  Proboscidea althaeifolia Dave Kelly 1991-8-28 92- 22 Imperial Sonoran (Colorado) Desert, Ogilby Road, c. 5 mi. north of Interstate Hwy 8. Comment
  RSA0013891  Proboscidea althaeifolia B. D. Stark 1930-8-16 890 Imperial Wylies Well, on the Niland to Blythe Road. Comment
  UCR269491  Prosopis A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42054 Imperial Sonoran (Colorado) Desert, concrete wildlife drinker at edge of Mammoth Wash, 0.18 km SW (217 deg. ) of Hayden Well, Chocolate Mountains 280 Comment
  CAS-BOT-BC202314  Prosopis glandulosa var. torreyana D. A. Johansen; J. A. Ewan 1932-4-13 7135 Imperial Laguna Dam on Colorado River Comment
  CAS-BOT-BC202324  Prosopis glandulosa var. torreyana Javier Penalosa 1965-4-10 2800 Imperial Along All-American Canal E of Hwy. 111, 31.6 miles S of Mecca Turn-off Comment
  LA47459  Prosopis glandulosa var. torreyana Victor Duran; 1932-5-7 3188 Imperial Imperial Valley, near Harper's Well 9 Comment
  RSA11939  Prosopis glandulosa var. torreyana Elmer I. Applegate 1910-4-8 3329 Imperial New River, Brawley Comment
  SD190642  Prosopis glandulosa var. torreyana Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3148 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  SD200414  Prosopis glandulosa var. torreyana Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16610 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
  SD242823  Prosopis glandulosa var. torreyana Donald L. Hazlett 1993-3-13 6852 Imperial 2 mi. S of Ocotillo 152 Comment
  UCD83551  Prosopis glandulosa var. torreyana Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-8 5893 Imperial BLM Algodones Dunes Natural Area. Location on easternmost side of dune accessed from wash that begins 4.6 mi N of Hwy 78 on the W side of Kipf Rd. 70 Comment
  UCR278  Prosopis glandulosa var. torreyana Eugene Cardiff 1950-4-3 s.n. Imperial Sonoran (Colorado) Desert, Westmorland -61 Comment
  UC1998418  Prosopis juliflora Frank B. McMurry 1945-5-26 Imperial Gravel ridge, Government Camp, Imperial Dam Site, Imperial County, California. Comment
  CAS-BOT-BC216510  Prosopis pubescens Alice Eastwood 1932-4-25 18645 Imperial Imperial Valley Comment
  SD254701  Prunus fasciculata var. fasciculata A. C. Sanders, Jim Malusa 2016-3-7 42127 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, ca. 3.5 km NE of Salvation Pass well site. 398 Comment
  CDA18558  Psathyrotes ramosissima Frank B. McMurry 1943-1 1364 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  JEPS23069  Psathyrotes ramosissima Reino Alava with R. Bacigalupi, Dr. and Mrs. Rolla Tryon 1958-3-3 1816 Imperial 24 mi s of, and 6 1/2 mi n of Midway Well Palo Verde; Chocolate Mts, Ogilby 332 Comment
  POM196536  Psathyrotes ramosissima Roxana S. Ferris 1928-4-20 7157 Imperial In wash near Picacho peak. Comment
  RSA0015715  Psathyrotes ramosissima Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6083 Imperial Jacumba Mountains; Skull Canyon to the east of Davies Canyon, about 0.75 air mile north of the U.S./Mexico border. 255 Comment
  SD140466  Psathyrotes ramosissima Jon Rebman, Andrew Salywon 1997-3-19 3822 Imperial NW of Ocotillo: along Hwy S2 between Ocotillo and Canebrake; 2.1 mi NW of jctn. with I-8 79 Comment
  SD199862  Psathyrotes ramosissima Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16124 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
  UCR217786  Psathyrotes ramosissima Jim Andre, T. La Doux 2010-3-1 12567 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
  CAS-BOT-BC356306  Psathyrotes ramosissima S. B. Parish; W. F. Parish 1883-12-1 295 Imperial Colorado Desert Comment
  SEINET10800187  Psathyrotes ramosissima Noel H. Holmgren, Patricia K. Holmgren 1973-3-29 Holmgren 6562 Imperial Picacho Road, 12.5 airline miles north of Yuma. 213 Comment
  CAS-BOT-BC357558  Pseudognaphalium stramineum E. A. McGregor 1916-7-9 19 Imperial Boulevard-Laguna Mts 914 Comment
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Jun 27 2018
  CAS-BOT-BC353606  Psorothamnus emoryi Annie M. Alexander; Louise Kellogg 1941-3-13 1932 Imperial West of Yuma Comment
  POM180597  Psorothamnus emoryi L. R. Abrams 1907-12-29 s.n. Imperial Mount Signal Comment
  POM320528  Psorothamnus emoryi Worthman 1967-4-11 22 Imperial Painted Gorge, Salton Sea Drainage. Comment
  RSA403985  Psorothamnus emoryi Christopher Davidson 1979-4-28 7750 Imperial Algondones Dunes, dirt track continutation of Ogilby Rd, ca. 1/8 mi from All American Canal. 41 Comment
  RSA403986  Psorothamnus emoryi M. B. Dunkle 1932-3-23 2926 Imperial E of Salton Sea near Kane Springs -46 Comment
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Nov 3 2011
  SBBG122612  Psorothamnus emoryi R. N. Muller, S. Junak 2009-5-5 458 Imperial Target 95, NAF El Centro, 6.4 mi N of Hwy 78 on dirt rd along canal, 2.2 mi W to target; 20 mi E of Brawley Comment
  SD139572  Psorothamnus emoryi Jon Rebman, Maggie Loy 1996-10-26 3739 Imperial W of Imperial: sandy area along irrigation canals 10 Comment
  UCR133928  Psorothamnus emoryi June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Navy Salton Sea Test Base -46 Comment
  UCSB18557  Psorothamnus emoryi Winn, Will 1963-4-8 Imperial 2 miles S of Travertine Point, near the N end of the Salton Sea -57 Comment
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Jun 6 2013
  SD191913  Psorothamnus emoryi var. emoryi Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14407 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, 5.6 miles W of Hwy. 86; Section 18 (SL18), Grave Wash, Site OLILIN in arroyo bottom and surrounding embankments 71 Comment
  RSA0053488  Psorothamnus emoryi var. emoryi Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  SEINET3407668 Image available Psorothamnus emoryi var. emoryi R. J. Barr 1967-1 67 -121 Imperial Signal Hill West of El Centro Comment
  POM28906  Psorothamnus schottii Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  POM71793  Psorothamnus schottii J. B. Feudge 1924-5-21 573 Imperial Dry Canyon E of Mountain Springs. Comment
  SEINET10961813  Psorothamnus schottii Nye Leith, Greg Gust 2005-3-5 Nye 13 Imperial Off S2, ca. 6 miles NW of Ocotillo. 361 Comment
  UCR241616  Psorothamnus schottii A. C. Sanders, Fred M. Roberts, T. B. Salvato 2013-5-2 40826 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
  UCR242059  Psorothamnus schottii A. C. Sanders, Mitch Provance 2012-10-23 40455 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
  CAS-BOT-BC183415  Psorothamnus spinosus James R. Shevock 1986-3-24 11366 Imperial Along county road S-80 paralleling Interstate 80, 3.4 miles east of Coyote Wells 100 Comment
  CAS-BOT-BC340941  Psorothamnus spinosus H. E. McMinn 1924-7-4 1252 Imperial On the desert between Mt. Springs & Coyote Wells Comment
  SD113620  Psorothamnus spinosus Darley F. Howe 1941-7-10 1186 Imperial Mountain Springs Grade at the foot of grade (mak 7/06) 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
  SD211416  Psorothamnus spinosus Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18919 Imperial South of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; in a large wash just S of a powerline road 36 Comment
  SD37841  Psorothamnus spinosus Edith A. Purer 1934-3-18 5655 Imperial Shore of Colorado River, north of Yuma, near Picacho Mine Comment
  SD254689  Pterostegia drymarioides A. C. Sanders, Jim Malusa 2016-3-7 42134 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66a^z) of Salvation Pass well site (PegLeg Well 7.5'Q) 398 Comment
  SEINET10389810  Pterostegia drymarioides A. C. Sanders, Jim Malusa 2015-3-6 41303 Imperial Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 326 Comment
  SD250627  Pulicaria paludosa Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28819 Imperial Along the Colorado River: south of Milpitas Wash; east of Hwy 78; south of Palo Verde & southeast of the Palo Verde Mountains; south of Water's Camp; on BLM land on the west side of the Colorado River near the end of Walter's Camp Road 105 Comment
  SD19731  Quercus cornelius-mulleri Frank F. Gander 1937-10-27 4662 Imperial Boulder Park Comment
  RSA700433  Rafinesquia californica J. P. Rebman, D. Silverman, B. Lauri, Oscar Solis 2001-4-13 7216 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 Comment
  SD162633  Rafinesquia californica Jon Rebman, Mark Miller 2003-5-10 8977 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
  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
  RSA0094610  Rafinesquia neomexicana Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8213 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  SD199872  Rafinesquia neomexicana Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16332 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
  SD242732  Rafinesquia neomexicana 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  SD243848  Rafinesquia neomexicana Stephen Larson 1983-3-13 Imperial [Locality determined by SDNHM] Mountain Springs Comment
  UC1787764  Rafinesquia neomexicana Jon P. Rebman 2001-3-16 7198 Imperial Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit. 460 Comment
  UCR41770  Rafinesquia neomexicana A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6247 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
  SD142892  Rhamnus ilicifolia Jon P. Rebman, Mike Simpson 1997-5-28 4128 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cave area, south of Mountain Spring. (IPB 10/07) Comment
  SEINET3831809  Rhamnus ilicifolia Jon P. Rebman, Mike Simpson 1997-1 4128 Imperial Jacumba Wilderness, In-Koh-Pah Mountains; Smugglers Cave area south of Mountain Spring; Comment
  SD73525  Ribes quercetorum Helen V. Witham 1970-4-19 802 Imperial In Ko Pah Mountains 1200 Comment
  CDA2895  Rumex dentatus J. Budaj 1961-6-15 Imperial 0 Comment
  CDA28588  Saccharum ravennae E. Lopez, N. Perez 2002-8-28 PDR P 100360 Imperial Sonoran Desert; in the vicinity of Palo Verde. Sheet 2 of 2, vegetative. 0 Comment
  UC1100241  Saccharum ravennae Malcolm A. Nobs, S. Galen Smith 1948-9-3 515 Imperial 4 mi s of Calipatria (Imperial State Game Refuge, Imperial Valley); Imperial Valley, Imperial State Game Refuge Comment
  UC724157  Salicornia subterminalis Aven and Ruth Nelson 1939-3-23 3230 Imperial w side Salton Sea Comment
  CAS-BOT-BC103827  Salix exigua L. R. Abrams 1910-6-1 s.n. Imperial Calexico, Imperial Valley Comment
  OBI75780  Salix exigua Mrs. H. P. Bracelin 1932-4-13 608 Imperial 22.5 km N of Brawley -35 Comment
  CAS-BOT-BC107846  Salix gooddingii F. W. Haasis 1960-2-17 16 .60 Imperial Picacho Camp near mouth of Picacho Wash at Colorado River Comment
  POM184908  Salix gooddingii H. P. Bracelin 1932-4-14 612 Imperial Near bridge over New River, Calexico. -8 Comment
  SBBG58905  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 611 Imperial near bridge over New River, Calexico -8 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
  UC483047  Salix gooddingii F. R. Fosberg 1932-3-31 7817 Imperial across from Yuma, Az. Colorado R. Comment
  UC494341  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 611 Imperial near bridge over New River Calexico Comment
  UC987800  Salix gooddingii Leslie N. Goodding and C. Reeder 1944-4-30 40 Imperial near swale w side of U.S. Yuma Field Station (Bard); Bard Comment
  SD173162  Salsola gobicola Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-22 1742 Imperial California State Lands Commission property. Unnamed tributary wash 0.25 mi. south of Palm Wash. Approx. 0.25 air mi. north of hwy. S-22 (Borrego-Salton Seaway) and 5.6 miles southwest of hwy. 86. T10s, R9e, SW corner of Sec. 20. 77 Comment
  CAS-BOT-BC232907  Saltugilia caruifolia E. A. McGregor 1912-6-10 913 Imperial Colorado Desert. Live Oak Springs Comment
  UCR107946  Salvia apiana Jon P. Rebman, Melanie Howe 1997-4-5 3919 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area: east of Jacumba and SE of Inkopah: Smugglers Cave Area 900 Comment
  RSA802273  Salvia columbariae Duncan S. Bell 2013-3-24 4599 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
  SD16587  Salvia columbariae Allen Keller 1937-3-13 Imperial Near Mt. Spring Comment
  SDSU7480  Salvia columbariae H. Wedberg 1966-3-26 1167 Imperial on the road from Vallecito Valley to Hwy 80 and Ocotillo, .1 mile South of SD co. 274 Comment
  PASA475  Salvia columbariae Sally Ellis 1939-3-31 Imperial Colorado desert Comment
  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
  SEINET889173  Salvinia molesta Karen Reichhardt 1999-1 99 -15 Imperial Walters Camp, Imperial County, California, Colorado River Comment
  UCR247513  Salvinia molesta R. E. Riefner Jr. 2013-8-1 13- 516 Imperial Winterhaven, Reservation Main Drain, Miguel Road at Picacho Road 45 Comment
  RSA506747  Schismus arabicus D. F. Howe 1980-4-13 S.N. Imperial Imperial County, 9 miles E of Holtwille on Hwy 9 Comment
  SBBG87403  Schismus arabicus A. C. Sanders 1986-3-8 6149 Imperial N end of Algodones Dunes, East Mesa at E end of Montgomery Rd, ca. 1 mi E of Highline Canal.; T12S, R15E, NE 1/4 of SE 1/4 S2 18 Comment
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Sep 24 2011
  SD173269  Schismus arabicus Larry Hendrickson, L. Louise Jee 2005-4-27 2131 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
  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
  SD199763  Schismus arabicus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16541 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
  SD199769  Schismus arabicus Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16086 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
  SDSU19677  Schismus arabicus Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-4 18933 Imperial East 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 desert flats just S of Hwy. S80. 10 Comment
  UCR236825  Schismus arabicus Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18855 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
  UCR266765  Schismus arabicus A. C. Sanders, J. Malusa 2016-1-22 41959 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range 412 Comment
  UCR269693  Schismus arabicus A. C. Sanders, Jim Malusa 2016-3-17 42334 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. at west side of Surveyors Pass 663 Comment
  SDSU12278  Schismus barbatus Darren H. Burton, John Tiszler & Debbie Waldecker 1996-3-13 12 III96A Imperial On south side of Hwy 78, approximately one third of a mile west of Hwy 86, west of the Salton Sea. -21 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
  UCR108088  Schoenoplectus americanus Jon P. Rebman, Maggie Loy 1996-10-28 3779 Imperial Sonoran (Colorado) Desert, San Felipe Creek: near junction of 78 & 86. -30 Comment
  UCR269480  Scutellaria mexicana A. C. Sanders, Jim Malusa 2016-3-7 42110 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, wash crossing dirt road 1.5 km SW of E.O.D. Camp Burt (off intersection of Dietz Rd. & Skyline Dr.), toward Blue Mountain 343 Comment
  SEINET7990666  Senecio flaccidus var. monoensis Jon P. Rebman 1996-10-25 3684 Imperial California EUA, Smuggler s Cave, mountains SE of In-ko-pah 1030 Comment
  SD115569  Senecio mohavensis Duffie Clemons, Erik Jonsson 1983-4-5 442 Imperial [North of Skull Valley] Coyote Wells quad, 100 pls on sandy east facing slopes below rock wall. Comment
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Oct 9 2010
  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
  UC91645  Senecio mohavensis T. S. Brandegee 1901-3-30 Imperial near Boundary Line (Signal Mt., Colorado Desert); Colorado Desert, Signal Mountain Comment
  UCR260280  Senecio mohavensis A. C. Sanders, Jim Malusa 2015-3-6 41302 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 326 Comment
  UCR279090  Senecio mohavensis A. C. Sanders, Jim Malusa 2017-3-12 42833 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along German Diggins Wash below Pegleg Mine 404 Comment
  CAS-BOT-BC364524  Senecio vulgaris Noel H. Holmgren; Patricia K. Holmgren 1973-3-29 6553 Imperial Picacho Road, 3.8 miles south of Picacho, 18 airline miles north of Yuma 152 Comment
  SD250669  Senegalia greggii Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28732 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
  UCD108461  Senegalia greggii Beecher Crampton 1962-5-23 6450 Imperial 7-8 miles west of Coyote Wells, US Hwy. 80, Jacumba Mtns. 304 Comment
  UCR264794  Senegalia greggii Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-24 28732 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
  RSA696961  Senna armata LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1277 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD73540  Senna armata Helen V. Witham 1970-3-1 677 Imperial Davies Valley 199 Comment
  JEPS65678  Sesbania herbacea S. B. Parish 1912-10-15 8309 Imperial canal near Imperial (Salton Basin); Salton Basin -21 Comment
  UC57360  Sesbania herbacea William H. Holabird 1903-1 Imperial below Yuma Comment
  SEINET8911999  Sesbania herbacea Marc A. Baker, Rick Ward 1996-1 12304 Imperial T16S R21W; just west of the Colorado River, ca. 5km NW of Yuma 30 Comment
  CAS-BOT-BC438183  Sesuvium verrucosum Carl B. Wolf 1932-10-13 4328 Imperial Colorado Desert. Wister (S. P. R. R.), SE. side of Salton Sea. -30 Comment
  CDA23921  Sesuvium verrucosum T. C. Fuller 1958-9-25 Imperial 3.5 miles north of Niland. 0 Comment
  POM6838  Sesuvium verrucosum P. A. Munz, L. T. Street, G. Williams 1919-3-26 2462 Imperial Salton Sea. Comment
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Oct 23 2012
  SEINET7985554  Sesuvium verrucosum Jon P. Rebman 1996-10-28 3776 Imperial Salton Sea, Near agricultural area at the Salton Sea and Lack Road 60 Comment
  UCR163167  Sesuvium verrucosum Sue Bell 1997-3-16 227 Imperial Colorado Desert; Northern Colorado Desert Region, Squaw Lake Comment
  UCD92593  Setaria parviflora L. G. Goar; W. W. Mackie 1921-10-1 s.n. Imperial El Centro. Comment
  CAS-BOT-BC202932  Simmondsia chinensis Annie M. Alexander; Louise Kellogg 1941-3-4 1890 Imperial Colorado Desert. 5 miles north of Ogilby 140 Comment
  LA209634  Simmondsia chinensis J. A. Ewan; 1931-4-3 4107 Imperial Chocolate Mountains, road to Beal Well, Comment
  RSA171935  Simmondsia chinensis Robert F. Thorne 1963-5-23 31844 Imperial 4 miles NW of Ocotillo just outside limits of Anza-Borrego Desert State Park Comment
  RSA422466  Simmondsia chinensis J. S. Stubblefield 1938-4-19 s.n. Imperial Fish Mountains . Comment
  RSA649293  Simmondsia chinensis C. J. Parenti 1971-4-17 W 9 Imperial 27 mi north of Glamis Mt. on Highway 78 at Milpitas Wash. 0 Comment
  RSA699975  Simmondsia chinensis LeRoy Gross 2004-5-13 1225 -b Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SD48475  Simmondsia chinensis E. K. Balls, P. C. Everett 1958-3-20 22928 Imperial In dry rocky washes, 3.7 miles north of Ogilby, on road to Blythe. (IPB 10/07) 152 Comment
  SEINET6418761 Image available Simmondsia chinensis Noel H. Holmgren, Patricia K. Holmgren 1974-1 7509 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  UCD170392  Simmondsia chinensis T. B. Salvato; Tim Thomas 2013-3-6 7266 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 2 km south of Rainey Well. 511 Comment
  UCR279164  Simmondsia chinensis A. C. Sanders, Jim Malusa 2017-3-12 42883 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Pegleg Well near Pegleg Mine 424 Comment
  CDA3868  Sisymbrium altissimum T. C. Fuller 1962-4-4 8010 Imperial Highway 99 [later renumbered Highway 86] to Indio, 24.7 miles northwest of Westmoreland. 0 Comment
  CAS-BOT-BC75199  Sisymbrium irio Roxana S. Ferris 1921-4-18 7089 Imperial 2.5 miles east of Mountain Springs on the El Centro Road. Comment
  RSA0031430  Sisymbrium irio Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren 2013-3-9 4479 Imperial Chocolate Mountains; along the Colorado River, near trailer park approximately 1.7 air miles southwest of Imperial Dam. 62 Comment
  RSA802278  Sisymbrium irio Duncan S. Bell 2013-3-24 4604 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
  SEINET15325579  Solanaceae Steven P. MacLaughlin, Janice E. Bowers 1986-1 4140 Imperial 1 mi SW Bard, Colorado River Valley, Quechan Indian Reservation. Comment
  JEPS12120  Solanum elaeagnifolium W. S. Wilkinson 1920-10-21 Imperial Imperial Valley Comment
  SD143539  Solanum elaeagnifolium R. D. Goeden, D. W. Ricker 1965-6-29 Imperial Salton Sink: Brawley, grassy roadway bordering citrus and crop land -35 Comment
  RSA427301  Solanum elaeagnifolium Edwin Kline 1920-5-14 s.n. Imperial [No location information provided.] Comment
  UCD136163  Sonchus oleraceus Larry DeBuhr; Gary Wallace 1973-3-3 793 Imperial Yuha Basin, Pinto Wash; along Highway 98 about 16 miles west of Calexico. Comment
  UCR170067  Sonchus oleraceus Scott D. White, Jennifer H. Jones 2005-4-19 10962 Imperial Sonoran Desert, Fish Creek Mountains 213 Comment
  CDA2476  Sorghum bicolor T. C. Fuller 1959-10-7 3145 Imperial ca. 1.5 miles southwest of Bard. 0 Comment
  UC1153163  Sorghum bicolor T. C. Fuller 1959-10-7 3145 Imperial ca. 1.5 mi. s.w. Bard Comment
  UCD92788  Sorghum bicolor G. Goodding; C. Reeder 1943-7-14 s.n. Imperial U. S. Yuma Field Station, Bard. Comment
  UCD92803  Sorghum bicolor subsp. arundinaceum T. C. Fuller 1959-10-7 3145 Imperial Ca. 1.5 miles SW of Bard. Comment
  SD143955  Spergularia marina G. Helmkamp 1997-2-1 1294 Imperial Imperial Valley: southwest of Niland along Sinclair Road just east of Hatfield Road Comment
  RSA447301  Sphaeralcea M. B. Dunkle 1935-4-18 4580 Imperial W of Yuma 46 Comment
  HSC30141  Sphaeralcea ambigua J. D. Ackerman, A. M. Montalvo 1974-3-27 161 Imperial 0.4 mi. W of 1000 ft. marker along W-bound Hwy. 8, Mtn. Springs Grade, W of Ocotillo Wells Comment
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Dec 13 2012
  RSA698120  Sphaeralcea ambigua Wilma Griset 1931-3-29 s.n. Imperial Painted Gorge. Comment
  SBBG71513  Sphaeralcea ambigua R. C. and J. R. Robbins 1933-2-16 Imperial 8 mi SW of El Centro Comment
  SD250513  Sphaeralcea ambigua A. C. Sanders, Jim Malusa 2015-3-6 41281 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range (Lion Head Mountains 7.5'Q) 456 Comment
  SEINET10389791  Sphaeralcea ambigua A. C. Sanders, Jim Malusa 2015-3-8 41343 Imperial Salvation Pass in the Chocolate Mountains, small side canyon south of the main wash, US Navy Chocolate Mountains Aerial Gunnery Range 354 Comment
  SEINET13387020 Image available Sphaeralcea ambigua A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud, Hughes 2016-1 42211 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. (Lion Head Mountain 7.5' Q.) 427 Comment
  UCR256361  Sphaeralcea ambigua Duncan S. Bell 2012-3-23 3239 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, Boulder Creek c. 3 miles north of the U.S./Mexico border 582 Comment
  UCSB39120  Sphaeralcea ambigua Jorgensen, Jan 1982-3-24 Imperial Along highway 78, just before Anza-Borrego Park 30 Comment
  POM147877  Sphaeralcea ambigua subsp. rosacea J. B. Feudge 1924-5-21 919 Imperial Mountain Springs 793 Comment
  UCR41622  Sphaeralcea ambigua subsp. rosacea A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6272 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
  RSA746755  Sphaeralcea ambigua var. ambigua Larry Hendrickson, Jon P. Rebman 2005-4-16 3154 Imperial Picacho State Recreation Area. South side of Colorado River, near group camp on N side of main access road. 43 Comment
  SD250755  Sphaeralcea ambigua var. ambigua Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28713 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
  UCR264786  Sphaeralcea ambigua var. ambigua Jon P. Rebman, J. LaGrange, Warren Schmidtmann 2014-9-24 28713 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
  OBI38387  Sphaeralcea ambigua var. rosacea A. C. Sanders, Pitzer, Wright, Charleton, Weir, Bramlett, et al 1986-3-9 6232 Imperial Painted Gorge, 5.1 mi N of S-80 on Painted Gorge Rd, ca 5 mi NE of Ocotillo 152 Comment
  SD94501  Sphaeralcea ambigua var. rosacea Betty Robinson 1976-3-27 Imperial Jacumba Mountains, Myer Valley. (IPB 10/07) 569 Comment
  UC604936  Sphaeralcea ambigua var. rosacea Roxana S. Ferris and Ruth P. Rosebach 1938-5-17 9598 Imperial upper end of Painted Gorge Carisso Mts. Comment
  SD242871  Sphaeralcea ambigua var. rugosa Carl Lundblad 2004-2-10 Imperial E side of N Algodones Dunes Wilderness Area, 1.5 miles SW of Ted Kipf Rd. UTM 0666232E 3660397N 77 Comment
  SD14552  Sphaeralcea angustifolia Frank F. Gander 1936-4-15 1342 Imperial Extreme northwest corner of Imperial County. (IPB 10/07) Comment
  SD255214  Sphaeralcea coulteri J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  UCR246532  Sphaeralcea coulteri Frank B. McMurry 1943-1 1373 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  HSC83123  Sphaeralcea emoryi A. C. Sanders, Pitzer, Weir, Charlton, Kniffen, Wright, Bramlett 1986-3-8 6168 Imperial E side of Algodones Dunes, 2.7 mi. NW of Glamis along dirt road parallel to RR, SW of Mesquite Siding 85 Comment
  OBI38405  Sphaeralcea emoryi A. C. Sanders, Pitzer, Weir, Charlton, Kniffen, Wright, Bramlett, et al 1986-3-8 6168 Imperial E side of Algodones Dunes, 2.7 mi NW of Glamis along dirt rd parallel to RR, SW of Mesquite Siding between the RR and the dunes 85 Comment
  RSA77046  Sphaeralcea emoryi Donald A. Johansen, Joseph A. Ewan 1932-4-13 7125 Imperial Bard, Yuma Indian Reservation Comment
  SEINET3196425 Image available Sphaeralcea emoryi A. C. Sanders 2010-2-20 37316 Imperial Sonoran (Colorado) Desert; Salton Trough; Imperial Valley, 3 miles east of Holtville, north of Date City site, Highline Rd. at Kavanaugh Rd (Holtville East 7.5' Q). 1 Comment
  UCR61923  Sphaeralcea emoryi D. F. Howe 1980-4-13 s.n. Imperial Sonoran (Colorado) Desert, 3 miles south of Highway 8 on Andrade Road 38 Comment
  CDA36520  Sphaeralcea emoryi var. emoryi T. C. Fuller 1965-4-29 13385 Imperial Ogilby; adjacent to railroad tracks north of railroad station. 0 Comment
  SD124716  Sphaeralcea laxa G. R. Ballmer 1986-2-27 Imperial Tumco Wash, at Ogilby Road, ca. 9 miles north of Interstate Highway 8. 182 Comment
  LA205957  Sphaeralcea orcuttii D. A. Johansen; J. A. Ewan 1932-4-13 7125 Imperial Yuma Indian Reservation, Bard Comment
  RSA289338  Sphaeralcea orcuttii Charles Convis 1980-3-28 100 Imperial (U.C. Santa Cruz San Sebastian Marsh Project, Plants of San Sebastian Marsh Area). 27 km. due WNW of Westmorland, San Felipe Creek 4 km WSW of Highway 86, along S bank. -46 Comment
  RSA85480  Sphaeralcea orcuttii G. R. Campbell 1954-2-5 18792 Imperial 5 mi E. of El Centro on the rd. to Holtville Comment
  SD142394  Sphaeralcea orcuttii Jon P. Rebman, Adrienne Russell 1997-9-6 4188 Imperial Along Highway 98, approximately 6 miles east of Calexico. 0 Comment
  SD211423  Sphaeralcea orcuttii Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18932 Imperial East of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, E of Ocotillo & W of El Centro; along desert flats just S of Hwy S80 10 Comment
  SEINET3831712  Sphaeralcea orcuttii Jon P. Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-1 18932 Imperial East of Plaster City and Bureau of Land Management (BLM) property in an area proposed for development of a solar facility. S of hwy. S80 & N of I-8, E of Ocotillo & W of El Centro: along desert flats just south of HwyS 80 10 Comment
  SJSU2485  Sphaeralcea orcuttii J. A. McDonald 1962-4-9 31 Imperial Kane Springs on Hwy 99 Comment
  SJSU2821  Sphaeralcea orcuttii R. D. Hennessey 1964-3-22 11 Imperial 2 mi 7 mi NW of E extremity of Vallecito Mts near Ocotillo 48 Comment
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May 11 2017
  UC1212188  Sphaeralcea orcuttii H. E. and S. T. Parks 1936-2-12 24105 Imperial Highway East, near Calexico, below sea level Calexico Comment
  UC1287108  Sphaeralcea orcuttii C. L. Hitchcock 1966-3-19 24273 Imperial 1 mi e of Plaster City (west Imperial County) Comment
  UCR107986  Sphaeralcea orcuttii Jon P. Rebman, Adrienne Russell 1997-9-6 4188 Imperial Sonoran Desert, Along Hwy 98, approximately 6 mi east of Calexico 1 Comment
  UCR270614  Sphaeralcea orcuttii John F. Emmel 2001-4-2 1689 Imperial Colorado (Sonoran) Desert, flats northwest of Cargo Muchacho Mountains, wash crossing Ogilby Road just west-northwest of the junction with Indian Pass Road 183 Comment
  UCSB12505  Sphaeralcea orcuttii Corfman, Nancy 1961-3-4 Imperial 1.5 miles west of West Side Main Canal, 0.5 mile north of Thistle Hedge across bridge, El Centro area Comment
  CAS-BOT-BC235389  Sporobolus airoides Malcom A. Nobs; S. Galen Smith 1948-9-5 547 Imperial Highway 80, about 5 miles east of Gray's Well, public water station adjacent to All-American Canal Comment
  UC1787717  Sporobolus airoides Jon P. Rebman, O. Solis 2001-5-4 7310 Imperial Mountain Springs Grade, just S of Interstate 8. 670 Comment
  RSA0013125  Stephanomeria exigua subsp. exigua J. Mark Porter, Sarah J. De Groot 2012-4-12 15089 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  SD200350  Stephanomeria pauciflora Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16658 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
  UCR166076  Stephanomeria pauciflora 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
  VVC638  Stephanomeria pauciflora P. J. MacKay, T. Thomas 1997-3-1 128 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 Comment
  HSC83899  Stillingia linearifolia A. C. Sanders, D. Charlton, B. Pitzer, W. Wright 1986-3-10 6288 Imperial S side of old highway at Mtn. Springs Rd. exit from Hwy. 8, ca 1/3 mi. E of town of Mtn. Springs, at head of Myer Creek 673 Comment
  HSC8049  Stillingia spinulosa C. L. Hitchcock, C. V. Muhlick 1964-3-19 23153 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  HSC82898  Stillingia spinulosa Christopher Davidson, A. P. Romspert, H. Surprenant 1979-4-28 7771 Imperial Off Hwy. 8 on Sidewinder Rd., 1.5 mi. NW of Pilot Knob 79 Comment
  JEPS100894  Stillingia spinulosa Dean W. Taylor 1998-5-12 16441 Imperial Tarantula Wash, ca. 2.5 miles down the wash south of Highway 78, and ca. 8 miles E of Highway 86 -15 Comment
  UCSB25726  Stillingia spinulosa Gliessman, Nan 1968-3-2 Imperial 1.0 mile east of S-2 on Wash Road, 1.0 mile south of east boundary of Anza-Borrego State Park 167 Comment
  SD162649  Stipa coronata Jon P. Rebman, Mark Miller 2003-5-10 8963 Imperial Jacumba Natural Area (BLM), In-ko-pah Mountains, east of Jacumba, just over east of San Diego/Imperial County border & just north of the US/Mex border. (IPB 10/07) 1220 Comment
  GMDRC9786  Streptanthella longirostris J. M. Andre 2017-3-9 37973 Imperial Salton Sink; 0.4 mi. west of Hwy 86, 5.3 mi. NNW of Salton City -19 Comment
  SD60235  Streptanthella longirostris Ira L. Wiggins 1957-3-24 14024 Imperial Desert washes and flats, 2 miles west of Plaster City along Hwy 80. Comment
  SEINET11609884  Streptanthella longirostris J. Andre, T. La Doux 2010-3-1 12529 Imperial Colorado (Sonoran) Desert, Borrego Desert, SE Coyote Mountains, along Painted Gorge Road, ca 5 miles NE of town of Ocotillo, 4 mi north of Hwy I-8 68 Comment
  SEINET958414  Stuckenia pectinata Steven P. MacLaughlin, Janice E. Bowers, Ken hall 1986-1 A- 4170 Imperial Along east bank of Colorado River, just S of Riverside Co. line Comment
  POM260374  Suaeda moquinii A. C. Keller 1937-11-11 s.n. Imperial 5 mi. south of Holtville Comment
  RSA438617  Suaeda moquinii Edwin Kline, Geo L. Moxley 1920-8-20 s.n. Imperial [Unspecified] Comment
  CDA10461  Suaeda nigra Frank B. McMurry 1943-1 1387 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  SD250480  Suaeda nigra A. C. Sanders, Jim Malusa 2015-9-10 41837 Imperial Along Coachella Canal at ege of Chocolate Mountains Aerial Gunnery Range, SE of siphon12. 29 Comment
  SD139457  Tamarix aphylla Jon Rebman, Maggie Loy 1996-10-26 3731 Imperial N of Seeley: New River ponds 10 Comment
  SD200511  Tamarix aphylla Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16796 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
  SD250709  Tamarix aphylla Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28808 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
  HSC65709  Tamarix aralensis Charles Convis 1980-2-1 10 Imperial Western Salton Basin, 27 km due WNW of Westmorland, near confluence of Carrizo and San Felipe Creek. 43 Comment
  CAS-BOT-BC223965  Tamarix ramosissima Robert F. Thorne 1963-5-23 31825 Imperial 2.8 miles S of San Felipe Creek W of Salton Sea along Hwy 99 60 Comment
  CAS-BOT-BC223968  Tamarix ramosissima Malcom A. Nobs; S. Galen Smith 1948-9-3 512 Imperial Imperial Valley. Imperial State Game Refuge, 4 miles south of Calipatria Comment
  CAS-BOT-BC223969  Tamarix ramosissima P. A. Munz; R. D. Harwood 1920-4-5 3558 Imperial Salton Sea -45 Comment
  CAS-BOT-BC223970  Tamarix ramosissima Javier Penalosa 1963-4-10 2798 Imperial Along All-American Canal east of Highway 111, 31.6 mi. south of Mecca turnoff Comment
  OBI37635  Tamarix ramosissima Robert F. Thorne 1977-11-26 50916 Imperial Colorado Desert: Near jctn of hwy 18 and Obilby Rd just E of Algodones dunes Comment
  SD139455  Tamarix ramosissima Jon Rebman, Maggie Loy 1996-10-28 3773 Imperial N of Brawley: Lake Rammer Comment
  SD139456  Tamarix ramosissima Jon Rebman, Maggie Loy 1996-10-25 3720 Imperial S of Seeley: at Fig Lagoon Comment
  SDSU11285  Tamarix ramosissima Bruhns 1966-4-2 203 Imperial Alkaline sink by canal 5 mi. W of El Centro on U.S. 80. 0 Comment
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Nov 10 2009
  UCR269473  Tamarix ramosissima A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42091 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash 447 Comment
  SD144421  Tauschia arguta Jon P. Rebman, Melanie Howe 1997-4-5 3904 Imperial Jacumba Natural Area: E of Jacumba and SE of Inkopah: Smuggler's Cave area 900 Comment
  SEINET7986747  Tauschia arguta Jon P. Rebman 1997-4-5 3904 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  POM20163  Tetracoccus hallii D. D. Keck 1923-12-21 s.n. Imperial Beal's Well, Colorado Desert. Comment
  SEINET13297598 Image available Tetracoccus hallii A. C. Sanders, Jim Malusa 2016-1 42297 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, canyon east of old Niland-Blythe Rd. and powerlines, 2.1 km SW (227 deg. ) of Surveyors Pass (Augustine Pass 7.5' Q.) 597 Comment
  UC279699  Tetracoccus hallii Edmund C. Jaeger 1925-12-27 Imperial Beales Well; about 50 mi SE of the type station 30 Comment
  CLARK-A1528-3133  Teucrium depressum John C. Roos 1949-4-8 4201 Imperial Palo Verde Valley Comment
  CAS-BOT-BC176259  Thamnosma montana Roxana S. Ferris 1928-4-18 7083 Imperial 1/2 mile east of Mountain Springs Comment
  CDA31167  Thamnosma montana C. Hernandez, M. Crow 2010-1-7 PDR# 1529338 Imperial On public land in the vicinity of Coyote Wells, south of Interstate 8 and near In-Ko-Pah Road. 0 Comment
  RSA1589  Thamnosma montana Carl B. Wolf 1931-3-14 1904 Imperial Mountain Spring Grade. 457 Comment
  RSA449726  Thamnosma montana G. R. Johnstone 1920-4-25 s.n. Imperial Near San Diego Co. line. 762 Comment
  SD158899  Thamnosma montana Jon P. Rebman 2001-3-14 7116 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  SEINET8009559  Thamnosma montana Jon P. Rebman 1996-10-25 3689 Imperial In-Ko-Pah Mountains, Montanas del SE de Inkopah 1030 Comment
  UCR41494  Thamnosma montana A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6298 Imperial Peninsular Range/ Sonoran (Colorado) Desert, South side of old highway at Mountain Springs Road exit from Hwy I-8, c. 1/3 mile east of town of Mountain Springs, at head of Myer Creek 673 Comment
  UCR268927  Thysanocarpus curvipes Jim Andre 2015-3-3 31380 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
  UCR153099  Thysanocarpus curvipes subsp. curvipes Jon P. Rebman 2001-3-14 7118 Imperial Peninsular Ranges/ Cuyamaca-Laguna Mtns, Jacumba Natural Area, In-ko-pah Mtns 975 Comment
  CDA172  Tidestromia oblongifolia Frank B. McMurry 1943-1 1390 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  JEPS54339  Tidestromia oblongifolia W. L. Jepson 1912-11-2 5283 Imperial Cibola Valley Milpitas Landing (Colorado River); , , Cibola Valley 45 Comment
  POM214485  Tidestromia oblongifolia Donald A. Johansen, J. A. Ewan 1932-4-13 7136 Imperial Laguna Dam on the Colorado River. Comment
  POM214486  Tidestromia oblongifolia Donald A. Johansen, J. A. Ewan 1932-4-14 7144 Imperial 1/2 mile east of Coyote Well, SW of Salton Sea. Comment
  UCR212491  Tidestromia oblongifolia A. C. Sanders 2010-2-18 37269 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
  OBI37636  Tidestromia suffruticosa var. oblongifolia Robert F. Thorne 1977-11-26 50915 Imperial Colorado Desert: N of Pilot Knob near jctn of Sidewinder Rd and hwy 18, E of Pilot Knob Campground 67 Comment
  SD125077  Tidestromia suffruticosa var. oblongifolia Steven P. McLaughlin, Janice E. Bowers 1983-11-10 2718 Imperial 10.0 miles south of Picacho State Recreation Area 185 Comment
  SD199983  Tidestromia suffruticosa var. oblongifolia Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16531 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
  SDSU15574  Tidestromia suffruticosa var. oblongifolia Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6547 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea. Comment
  SEINET7986442  Tidestromia suffruticosa var. oblongifolia Jon P. Rebman 2000-4-20 6547 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea 24 Comment
  UCR267898  Tidestromia suffruticosa var. oblongifolia Jim Andre 2013-3-4 23850 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, along Hwy 78, east side of range at Three Slashes Road, c. 20 miles 94 Comment
  SD120967  Tiquilia canescens var. canescens Duffie Clemons, Erik Jonsson 1987-4-14 1686 Imperial Indian Pass ACEC, Chocolate Mountains; on rocks on flat SE of Indian Pass. 305 Comment
  UC1595712  Tiquilia canescens var. pulchella W. Wisura, J. Dolan, and M. Wall 1992-3-25 4659 Imperial Hwy. 78 11.7 mi. w. of Milpitas Wash Rd. Comment
  JEPS67420  Tiquilia palmeri Marjorie Clary 1934-4-29 Imperial w. side Colorado Desert 60 Comment
  POM20121  Tiquilia palmeri D. D. Keck 1923-12-21 s.n. Imperial Travertine Rock Comment
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Oct 26 2011
  POM368512  Tiquilia palmeri H. de Forest, Jack Rempel 1933-4-10 17760 Imperial Southeast side Colorado Desert, desert between Cargo Muchacho and Chocolate Mountains. Comment
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Mar 9 2016
  POM368520  Tiquilia palmeri N. C. Cooper 1949-3-16 3044 Imperial West of Yuma. 244 Comment
  RSA336126  Tiquilia palmeri R. F. Thorne 1978-5-30 52168 Imperial Algodones Dunes: At Old Plank Rd between Baja California border and Hwy I-8 & All American Cana, just off Grays Well Rd., E of Gordons Well. Comment
  SD107754  Tiquilia palmeri Gary Wallace 1973-5-14 1195 Imperial Eastsoutheast of Holtville at Old Planked Road Site along I-8 off the frontage road. Comment
  SD124137  Tiquilia palmeri Charles Convis 1980-3-28 103 Imperial 27 km westnorthwest of Westmorland; Kane Spring Road 1.0 km east of Harpers Well. Comment
  SEINET213435  Tiquilia palmeri Noel H. Holmgren, Patricia K. Holmgren 1974-3-27 7502 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  UC1080639  Tiquilia palmeri E. K. Balls and P. C. Everett 1957-11-5 22766 Imperial on U.S. Hwy. 80 Ocotillo 106 Comment
  UC1353375  Tiquilia palmeri C. L. Hitchcock 1968-3-11 25439 Imperial 42 mi. s. Indio Comment
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Feb 21 2013
  UCR226424  Tiquilia palmeri Jim Andre, Glenn L. Clifton 2011-2-21 15889 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
  UCR99995  Tiquilia palmeri B. G. Pitzer 1997-10-18 3310 Imperial Sonoran (Colorado) Desert, Hwy 78, 7.1 road mi. south of town of Palo Verde and c. 5.4 mi. north of Walter's Camp Road 91 Comment
  CDA40646  Tiquilia plicata A. C. Browne 1953-11-12 s.n. Imperial 15 miles east of Calexico. 0 Comment
  POM368535  Tiquilia plicata E. A. Purer 1938-4-23 7434 Imperial Clark s Valley, Imperial County. 3 miles E of Hidden Valley Comment
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Sep 4 2016
  RSA77891  Tiquilia plicata F. W. Peirson 1918-03 992 Imperial Salton Sea. Comment
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Nov 18 2014
  UC494682  Tiquilia plicata Philip A. Munz and C. L. Hitchcock 1932-4-5 12122 Imperial 10 mi. s.e. Holtville Comment
  UCR107959  Tiquilia plicata Jon P. Rebman, Maggie Loy 1996-10-26 3741 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Imperial 10 Comment
  UCR165713  Tiquilia plicata Alex R. Van Dam 2005-4-19 s.n. Imperial Sonoran(Colorado) Desert, Algodones Dunes N of the Osborne Overlook and c. 50 m N of Hwy 78 122 Comment
  UCR166066  Tiquilia plicata John F. Green 2005-4-7 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, east of gravel pits and Frink spring, between Coachella Canal siphons 16 and 17 24 Comment
  UCSB12260  Tiquilia plicata Tarwater, Shirley 1961-3-4 Imperial 2 miles north of Mt. Signal; 15 miles west of Calexico; off Hwy. 89; on dirt road Comment
  CAS-BOT-BC438278  Trianthema portulacastrum LeRoy Abrams 1904-6-1 4090 Imperial Near Holtville Junction, Imperial Valley Comment
  SEINET873069  Tribulus terrestris S. P. McLaughlin 1985-1 3009 Imperial Levee Rd. 1.8 miles E of Winterhaven. Quechuan Indian Reservation. 37 Comment
  RSA696154  Trichoptilium incisum LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1262 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SEINET3141227  Trichoptilium incisum R. W. Spellenberg 2001-3-22 13172 Imperial W side of Tinajas Altas mts.,m 49 km S of Foothills Blvd. Junction with IH-8 on E side of Yuma 340 Comment
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Jan 28 2014
  SFV4465  Trichoptilium incisum 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
  UCR101138  Trichoptilium incisum George K. Helmkamp, E. A. Helmkamp 1998-3-19 2956 Imperial Sonoran (Colorado) Desert, Little Picacho Wash along Picacho Rd, 2.5 mi. south of Picacho State Recreation Area 152 Comment
  UCR277525  Trichoptilium incisum Mitch Provance 2008-3-15 10060 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
  UCD111232  Trifolium incarnatum R. E. Beckett 1941-3-29 A 14 /3 Imperial U.S Yuma Field Station, Bard. Comment
  RSA475409  Trixis californica L. H. Jones 1910-4-4 s.n. Imperial Desert mountain near Colorado River Comment
  SD83818  Trixis californica Helen V. Witham 1971-3-29 1730 Imperial In-Ko-Pah Gorge 399 Comment
  RSA696090  Trixis californica var. californica LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1219 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  SD250631  Trixis californica var. californica Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28783 Imperial Palo Verde Mountains: southwest of Palo Verde; on the upper slopes of a peak west of old Palo Verde Road; north of Milpitas Wash & west of Hwy 78 289 Comment
  SDSU19560  Trixis californica var. californica Robert M. Zamudio, Michael G. Simpson 2010-4-23 8 Imperial Stage Station Historical Marker, ca. 0.2 mile south from Mountain Springs Road exit on Interstate 8. 672 Comment
  UCR33617  Vachellia farnesiana var. minuta Sears 1977-10-13 S 599 Imperial Sonoran (Colorado) Desert, Imperial Valley, 4 mi east of Brawley, beside Alamo River -41 Comment
  UCR107934  Viguiera parishii Jon P. Rebman, Melanie Howe 1997-4-5 3917 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 Comment
  SEINET10525772  Vulpia octoflora var. octoflora Noel H. Holmgren, Patricia K. Holmgren 1973-5-29 Holmgren 6546 Imperial Picacho Road, 2 mi S of Picacho, 19 airline mi N of Yuma. T.13 S, R.22 E, Sec. 26. Locally common on gravelly slope. 107 Comment
  CAS-BOT-BC326972  Xylorhiza orcuttii Lester Rowntree 1938-4-2 s.n. Imperial Split Mountain Canyon Comment
  RSA781752  Xylorhiza orcuttii Duncan S. Bell, Joshua Paolini, Christopher Galley 2011-7-12 2763 Imperial Tule Wash, near the junction of powerline road and Tule Wash, south of the Salton City landfill, approximately 5 air miles south of Salton City. 15 Comment
  SD199893  Xylorhiza orcuttii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16248 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
  UCR279421  Xylorhiza tortifolia A. C. Sanders, Jim Malusa 2017-3-25 43038 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, on Niland-Blythe Rd. near top of Surveyors Pass 660 Comment
  SEINET8071654 Image available Ziziphus obtusifolia Andrew C. Sanders, Fred M. Roberts, T. B. Salvato 2013-5-1 40814 Imperial Sonoran (Colorado) Desert; Chuckwalla Bench, south of Chuckwalla Mountains, c. 2.4 km SE of Raineys Well 484 Comment
  UCR201795  Ziziphus obtusifolia A. C. Sanders 2009-1-28 36170 Imperial Sonoran (Colorado) Desert, 1.3 mi. (air) west of Ogilby Rd., 5.1 mi. (air) SE of the closest point on Hwy 78, 5.2 mi. (air) NE of Ruthven Siding on RR 175 Comment
  RSA592635  Ziziphus obtusifolia var. canescens R. M. Beauchamp 1982-11-14 s.n. Imperial NOrth side of Picacho Peak. 305 Comment
  RSA792704  Ziziphus obtusifolia var. canescens Duncan S. Bell, Carl Arentz, Danny Bryant, Kim Clark, Chris Clarke, Bob Ellis, Jackson Lam, Andrew Liang 2012-3-30 3296 Imperial Palo Verde Mountains: southeast section of mountain range, about a half mile west of Davis Lake, approximately 3 miles north of Milpitas Wash, or 2.5 air miles southeast of Palo Verde Peak. 82 Comment
  RSA792712  Ziziphus obtusifolia var. canescens Duncan S. Bell, Carl Arentz, Danny Bryant, Kim Clark, Chris Clarke, Bob Ellis, Jackson Lam, Andrew Liang 2012-3-30 3294 B Imperial Palo Verde Mountains: southeast end of range, approximately 1 air mile north of Milpitas Wash, or approximately 2.5 air miles southeast of Palo Verde Peak. 128 Comment
  SD242950  Ziziphus obtusifolia var. canescens 1985-4-15 Imperial [Locality determined by SDNHM] Burro Wash, east of Picacho Peak Comment



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