Search Results — 2000 specimen records retrieved (1925 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229306  Abronia villosa Marcus E. Jones 1906-4-26 s.n. Imperial Imperial Junction Comment
  HSC16141  Abronia villosa C. L. Hitchcock 1966-3-19 24275 Imperial 9 mi. E of Holtzville Comment
  SD125406  Abronia villosa Ann F. Johnson 1979-3-30 4137 Imperial Roadside turnout along Highway 86 in disturbed sandy soil on west shore of Salton Sea, a few miles south of Salton City. Comment
  SEINET3134332  Abronia villosa N. H. Holmgren, P. K. Holmgren 1974-3-23 7481 Imperial Salton Sea Basin, along Calif. hwy 86, just across Riverside Co. line 30 Comment
  SEINET893718  Abronia villosa T. R. Van Devender, J. I. Mead 1977-1 s.n. Imperial At Algodones Dunes, ca. 17 miles west of Yuma on I-8. Comment
  SEINET893729  Abronia villosa Steven P. MacLaughlin, Janice E. Bowers 1985-1 2945 Imperial Jct. of frontage road and Sidewinder Road. 91 Comment
  UCD109816  Abronia villosa Ann F. Johnson 1979-3-18 4004 Imperial Along Interstate Highway 8, ca. 23 miles east of El Centro. 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
  UCR115385  Abronia villosa 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
  GMDRC5765  Abronia villosa var. villosa J. M. Andre 2013-3-3 23963 Imperial Yuha Desert, along Hwy 98 approx. 7 mi. SE of Ocotillo, just outside crucifixon thorn natural area 108 Comment
  RSA336257  Abronia villosa var. villosa Robert F. Thorne 1978-5-30 52149 Imperial Algodones Dunes: N end of Dunes, ca. 2 miles SSE of Regina. 61 Comment
  RSA767482  Abronia villosa var. villosa J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13391 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 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
  UCR252824  Abronia villosa var. villosa Jim Andre 2013-3-3 23963 Imperial Sonoran (Colorado) Desert, Yuha Desert, along Hwy 98 c. 7 mi southeast of Ocotillo, just outside Crucifixon Thorn Natural Area 108 Comment
  UCR255234  Acacia greggii Jon P. Rebman, Michael G. Simpson 1997-5-29 4139 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
  POM194893  Acacia greggii var. arizonica Roxana S. Ferris 1928-4-20 7163 Imperial In wash near Picacho peak. Comment
  RSA414900  Acacia greggii var. arizonica L. H. Jones 1910-4-19 s.n Imperial 8 miles below Picacho, Colorago River. Comment
  POM197431  Achnatherum speciosum Roxana S. Ferris 1928-4-18 7080 Imperial 0.5 mile east of Mountain Springs. Comment
  RSA703164  Achnatherum speciosum Jon P. Rebman 2001-3-14 7134 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  RSA278769  Achyronychia cooperi Bonnie M. Rich 1979-4-3 79025 Imperial South of designated jeep trail. Comment
  RSA289292  Achyronychia cooperi Charles Convis 1980-4-8 113 Imperial Colorado Desert; Western Salton Basin, 27 km due WNW of Westmoreland, confluence of San Felipe creek and Mark s wash, 100m N of Harpers Well. -36 Comment
  RSA767463  Achyronychia cooperi J. M. Porter, O. Mistretta, S. Hobbs 2002-3-2 13400 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SD191876  Achyronychia cooperi Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-11 14606 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (S9), in Big Wash, Site CAMCAL 0 Comment
  UCR120083  Achyronychia cooperi Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-21 4922 Imperial Sonoran (Colorado) Desert, Davies Valley Area: south of Ocotillo and south of Hwy 98 150 Comment
  SD139584  Acmispon glaber var. brevialatus Jon Rebman, Maggie Loy 1996-10-25 3701 Imperial In-ko-pah area: along Boulder Creek and just E of San Diego/Imperial County line; near small oasis 915 Comment
  RSA0073947  Acmispon haydonii Jim M. Andre 2015-3-3 31379 Imperial Jacumba Mountains; 0.2 mi. south of Interstate 8 (at In-ko-pah exit), just east of San Diego Co. line. 963 Comment
  SD242805  Acmispon haydonii 1993-3-20 Imperial Sugar Loaf 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
  SBBG22864  Acmispon strigosus D. Myrick 1965-3-1 1068 Imperial Vincent Ranch, 25 mi E of Glamis 487 Comment
  SD48544  Acmispon strigosus E. K. Balls, P. C. Everett 1958-3-20 22898 Imperial 0.5 miles north along road to Blythe from US Hwy 80, on dry sandy flats in sun 60 Comment
  CDA6750  Acroptilon repens G. D. Barbe, L. Pineda 1972-5-11 930 Imperial Southeast corner, Wormwood 50, southwest of El Centro. 0 Comment
  SBBG65789  Adenophyllum cooperi S. W. Hutchinson, M. N. Ackley -Feb-1927 287 Imperial Kane Spring -27 Comment
  SDSU21319  Adenophyllum porophylloides Stephanie Winter Lois, Michael G. Simpson 2015-3-27 Imperial Mountain Springs road, exit south from I-8, ca. 200 feet south of parking area. 671 Comment
  UCR269702  Adenophyllum porophylloides A. C. Sanders, Jim Malusa 2016-3-16 42288 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon east of old Niland-Blythe Rd. and powerlines, 2.1 km SW (227 deg. ) of Surveyors Pass 598 Comment
  SD142890  Adenostoma fasciculatum Jon P. Rebman, Mike Simpson 1997-5-28 4129 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cave area, south of Mountain Spring, along US/Mexican border. (IPB 10/07) Comment
  UCR156502  Adenostoma fasciculatum Jon P. Rebman, M. Miller 2003-5-10 8966 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
  SD143421  Agave deserti subsp. deserti Jon P. Rebman, Mike Simpson 1997-5-29 4154 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cave area, south of Mountain Spring, along US/Mexican border. (IPB 10/07) Comment
  RSA387404  Aliciella latifolia Steve Boyd 1986-2-6 1255 Imperial Cargo Muchacho Mtns; Bajada E of the Mts., Powerline Road 5.0 mi W of Picacho Rd. Comment
  SD143741  Aliciella latifolia G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2944 Imperial Colorado Desert: Little Picacho Wash along Picacho Rd. 2.5 miles south of Picacho State Recreation Area. 152 Comment
  SEINET12558395 Image available Aliciella latifolia Noel H. Holmgren, Patricia K. Holmgren 1974-1 7534 Imperial Jacumba mountains, 3 airline miles southwest of Ocotillo. 274 Comment
  UCR241618  Aliciella latifolia A. C. Sanders, Fred M. Roberts, T. B. Salvato 2013-5-1 40821 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, c. 2.4 km SE of Raineys Well 487 Comment
  SBBG35735  Aliciella latifolia subsp. latifolia D. Myrick 1966-4-4 1364 Imperial Vincent Ranch, ca. 25 mi NE of Glamis, off Hwy 78 Comment
  SBBG87619  Aliciella latifolia subsp. latifolia A. C. Sanders 1986-3-9 6200 Imperial Shell Cyn Rd, 3.3 mi N of Imperial Hwy (S2) at Ocotillo, Fossil Cyn, Coyote Mtns 305 Comment
  CAS-BOT-BC175371  Allenrolfea occidentalis B. Trowbridge 1979-4-15 6089 Imperial Base of Red Hill, Salton Sea northwest of Calipatria Comment
  UCR120509  Allenrolfea occidentalis George K. Helmkamp, E. A. Helmkamp 2001-3-16 6267 Imperial Salton Sea., Almost barren saline soil at the north end of Desert Shores -61 Comment
  UCSB31330  Allenrolfea occidentalis R. Ownbey 1978-3-12 S.N. Imperial COLORADO DESERT THERMAL Comment
Read comments
Aug 27 2016
  CAS-BOT-BC434470  Allionia incarnata C. L. Hitchcock; C. V. Muhlick 1962-3-18 22237 Imperial At e. edge of Chocolate Mts., 9.3 mi. e. of Glamis, on rd. to Blythe Comment
  POM199350  Allionia incarnata Donald A. Johansen, J. Ewan 1932-4-13 7116 Imperial Laguna Dam above Yuma Road on Colorado River Comment
  RSA0012779  Allionia incarnata Duncan S. Bell, Kim Clark, Megan Ferguson, Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4574 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  UCR266568  Allionia incarnata A. C. Sanders, J. Malusa 2016-1-22 41944 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range 412 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
  RSA0015807  Allionia incarnata var. incarnata Jim Andre 2013-3-4 24137 Imperial Cargo Muchacho Mtns: northwest side of range, on BLM Rd 664, 0.5 mi east of Ogilby Rd. 195 Comment
  SD143821  Allionia incarnata var. villosa B. Pitzer 1997-10-18 3316 Imperial Highway 78 at Midway Well Road, ca. 11 road miles north of junction with Highwy S34 (Ogilby Road) and ca. 8.6 road miles south of Walter's Camp Road. 99 Comment
  SD200079  Allionia incarnata var. villosa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16616 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
  SD6158  Allionia incarnata var. villosa Unknown 1917-4-7 Imperial Desert, Near Coyote Wells Comment
Read comments
Oct 9 2010
  SEINET777400  Allionia incarnata var. villosa Raul Gutierrez 2008-3-11 1875 Imperial ca. 1.5 mi W of I-8 along Hwy 98 29 Comment
  SD139712  Amaranthus albus Jon P. Rebman, Maggie Loy 1996-10-26 3727 Imperial South of Seeley, east of Fig Lagoon, along the New River. 20 Comment
  SD258844  Amaranthus blitoides Dencan S. Bell, Evan Meyer 2015-5-5 8197 Imperial Jacumba Mountains; within the Jacumba Wildernes area; collecting at a small localized spring on the east side of the range, ca. 3.0 air miles southwest of the town of Ocotillo. 288 Comment
  CAS-BOT-BC22380  Ambrosia dumosa L. R. Abrams 1941-4-23 13916 Imperial U.S. Highway 99, 18 miles north of junction with Route 78 Comment
  CAS-BOT-BC22384  Ambrosia dumosa Donald W. Kyhos 1960-3-26 60 -8 Imperial Wash of San Felipe Creek near State Highway 78 0.3 mile west of junction with U.S. Highway 99 Comment
  CAS-BOT-BC22385  Ambrosia dumosa Donald W. Kyhos 1960-3-26 60 -7 Imperial Along U.S. Highway 99 1 mile south of Salton City, near west shore of the Salton Sea. Comment
  CAS-BOT-BC22397  Ambrosia dumosa C. B. Wolf 1931-3-14 1890 Imperial 5 miles west of Coyote Wells on road to Mountain Springs, Colorado Desert 152 Comment
  POM6872  Ambrosia dumosa Philip A. Munz, L. T. Street, Williams 1919-3-26 2352 Imperial Near Salton Sea. -46 Comment
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Oct 23 2012
  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
  SBBG87795  Ambrosia dumosa A. C. Sanders 1986-3-8 6153 Imperial N end of Algodones Dunes, East Mesa at E end of Montgomery Rd, ca. 1 mi E of Highline Canal.; T12S, R15E, NE 1/4 of SE 1/4 S2 18 Comment
Read comments
Nov 13 2011
  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
  SD220625  Ambrosia dumosa Margaret R. Mulligan, L. Hendrickson, L. L. Jee 2008-4-25 2513 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City; Section 14 (SL14), in Coral Wash ca. 2 mi southwest of Hwy 86. 25 Comment
  SD242671  Ambrosia dumosa Andrea Laltoo 2005-3-26 25 Imperial Yuha Desert Area of Critical Environmental Concern, wash to S side of route 294 and to E side of route 297 131 Comment
  SD83092  Ambrosia dumosa Helen V. Witham 1972-12-12 1763 Imperial Common, washes, Painted Gorge 149 Comment
  SD8857  Ambrosia dumosa Daniel Cleveland 1885-6-25 Imperial Mountain Springs Grade. Comment
  SEINET7987809  Ambrosia dumosa Jon P. Rebman 1997-9-6 4206 Imperial Plaser City, W of Plaster City, along Painted Gorge Road 40 Comment
  UCR109566  Ambrosia dumosa R. D. Goeden, Don W. Ricker 1970-4-7 s.n. Imperial Sonoran (Colorado) Desert, c. 6 miles NW of Ocotillo, 0.9 mi. south of Hwy S2 at county line 305 Comment
  UCR123887  Ambrosia dumosa Steven R. Hill, K. Kramer 2001-4-27 33477 Imperial Sonoran (Colorado) Desert, California Route 86/78, W side of road, near Kane Spring, 0.6 mi SE of the U.S. Border Patrol Station at San Felipe Wash bridge. About 3.3 mi SW of the Salton Sea margin -52 Comment
  CDA9974  Ambrosia ilicifolia T. C. Fuller 1966-3-17 14474 Imperial In tableland off Pacacho Wash, 8 miles northwest of Winterhaven. 0 Comment
  RSA710773  Ambrosia ilicifolia Jon P. Rebman, Jim Rocks 2005-2-10 10966 Imperial Little Picacho Wilderness Area (BLM property): North of Winterhaven, SW of Colorado River; approximately 18 miles N of S24 on Picacho Road; just south of the Picacho State Recreation Area. 195 Comment
  UCR109529  Ambrosia ilicifolia R. D. Goeden, Don W. Ricker 1973-1-10 s.n. Imperial Sonoran Desert, Little Picacho Wash on road to Picacho State Recreation Area, 17 miles north of All American Canal, 0.3 mi. south of recreation area boundary 113 Comment
  UCR203843  Ambrosia ilicifolia Wendy Hodgson, Mark Hodgson 2007-2-20 21356 Imperial Sonoran (Colorado) Desert, along Picacho Wash and dirt road to Picacho 53 Comment
  UCR33560  Ambrosia ilicifolia Sears 1978-3-14 741 Imperial Sonoran (Colorado) Desert, 3.5 mi. south of Picacho in Little Picacho Wash 137 Comment
  UCSB12258  Ambrosia ilicifolia 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-BC272854  Ambrosia monogyra J. Mark Porter; O. Mistretta; S. Hobbs 2002-3-2 13410 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  CAS-BOT-BC272891  Ambrosia salsola T. F. Daniel; M. Baker 1984-3-24 3394 Imperial On S side of Chuckawalla Mts. 499 Comment
  CAS-BOT-BC272892  Ambrosia salsola Aven Nelson 1930-2-28 11159 Imperial West of Salton Sea Comment
  OBI71771  Ambrosia salsola Larry Kelly 1988-3-24 20 Imperial Along Imperial hwy (S-2) in Ocatillo ca. .5 mi N of I-8 Comment
  UCR269604  Ambrosia salsola A. C. Sanders, Jim Malusa 2016-3-14 42181 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
  RSA0091664  Ammobroma sonorae Bonnie C. Templeton 1929-7-4 s.n. Imperial Imperial Valley. Comment
  SD76140  Amsinckia intermedia Helen V. Witham Unknown 788 Imperial near In-Ko-Pah Park, Southwest corner of Imperial County 1200 Comment
  UCR269613  Amsinckia intermedia A. C. Sanders, Jim Malusa 2016-3-7 42123 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  UCD83531  Amsinckia menziesii Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5872 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  CDA18541  Amsinckia tessellata var. tessellata Frank B. McMurry 1943-1 1303 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  UC1168741  Amsinckia tessellata var. tessellata Peter H. Raven 1958-1-26 11500 Imperial 17.8 mi n Ogilby Comment
  RSA788935  Anemopsis californica Duncan S. Bell 2012-4-25 85 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
  SBBG50955  Antirrhinum filipes R. S. Woglum 1940-3-11 2470 Imperial Beal Well Comment
  UCR260233  Antirrhinum filipes A. C. Sanders, Jim Malusa 2015-3-8 41339 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
  UCR269647  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 Rd. 442 Comment
  SD124875  Aphyllon cooperi subsp. cooperi A. C. Sanders, Charlton, et al. 1986-3-9 6228 B Imperial Badlands south of Painted Gorge, 0.5 mile east of Painted Gorge Road at a point 2.4 miles north of Highway S-80. 60 Comment
  SD191953  Aphyllon cooperi subsp. cooperi Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14555 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
  SEINET15325582  Apiaceae Steven P. MacLaughlin, Janice E. Bowers 1985-1 2880 Imperial 5.1 mi S Wiley Well, NW of Palo Verde Mountains. 213 Comment
  RSA487821  Apocynum cannabinum A. C. Sanders 1988-11-6 8754 Imperial Imperial Valley between Brawley & Westmorland, east side of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal crossing, 1.6 mi. NW of New River crossing at Brawley -34 Comment
  RSA792659  Arctostaphylos glauca Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4425 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  RSA643308  Argemone munita R. D. Goeden, D. W. Ricker 1978-1-12 s.n. Imperial Colorado Desert: Sandy desert wash [Coyote Wash?], S of Ocotillo 128 Comment
  UCR249515  Argemone munita T. B. Salvato, Tim Thomas 2013-3-6 7275 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 2 km south of Rainey Well 511 Comment
  SEINET2446397  Argemone munita subsp. argentea Gerald B. Ownbey, Findley Ownbey 1954-5-22 2113 Imperial 0.5 mi SW of Beal Well.; 0 Comment
  POM91006  Argemone munita subsp. argentea E. C. Jaeger 1925-12-23 s.n. Imperial Beal's Well. 12 miles east of Neland Comment
Read comments
Jan 15 2017
  SEINET13094453  Argemone munita subsp. argentea Unknown 1954-5-22 2113 Imperial 0.5 mile SW of Beal Well, (Chocolate Mts.) Comment
  RSA434337  Argemone munita subsp. rotundata Ora M. Clark 1929-4-7 2032 Imperial San Felipe Ranch. Comment
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Apr 28 2014
  CAS-BOT-BC207114  Argythamnia lanceolata Edgar A. Mearns 1894-5-13 3143 Imperial Mountain Spring Comment
  CAS-BOT-BC137670  Aristida adscensionis Philip A. Munz; C. L. Hitchcock 1922-4-5 12127 Imperial 10 miles southeast of Holtville. Comment
  RSA643375  Aristida adscensionis Jon P. Rebman, Adrienne Russell 1997-9-6 4209 Imperial West of Plaster City: Coyote Mountains: along Painted Gorge Road approximately 4.3 miles north of S-80. Comment
  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
  SD191732  Aristida adscensionis Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14533 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
  SD250561  Aristida adscensionis Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28793 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
  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
  UCR249519  Aristida adscensionis T. B. Salvato, Tim Thomas 2013-3-6 7267 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 2 km south of Rainey Well 511 Comment
  UCSB71630  Aristida adscensionis Kearns, D.; Simmons, K. 1979-3-3 Imperial Beginning of Shell Canyon; 2 mi E of 52 on Shell Canyon Road Comment
  SEINET7595569 Image available Aristida adscensionis Roxana S. Ferris, Ruth P. Rossbach 1938-1 9622 Imperial upper end of Painted Gorge, Carisso Mts. Comment
  RSA385007  Aristida adscensionis var. modesta H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Cargo Muchacho Mountains Comment
  SEINET8521951  Aristida californica Unknown 1991-1 4617 Imperial Along hwy I-8, 3 km east of El Centro 7 Comment
  RSA191721  Aristida californica var. californica R. F. Thorne, Robert L. Rutherford 1964-4-11 33617 Imperial Just E of Coachella Canal, ca. 8 miles W of Glamis. Comment
  RSA385022  Aristida californica var. californica H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Highway 80 between Holtville and Algodone [Dunes]. Comment
  RSA385023  Aristida californica var. californica S. B. Parish 1912-10-13 8238 Imperial Salton Basin. -46 Comment
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Sep 4 2019
  UCD56352  Aristida californica var. californica A. A. Beetle 1942-4-22 3172 Imperial 8 miles east of El Centro. Comment
  UCR266757  Aristida purpurea A. C. Sanders, Jim Malusa 2016-1-23 41965 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well 473 Comment
  RSA411798  Arthrocnemum subterminale N. C. Cooper 1942-4-18 610 Imperial Salton Sea, California wash side. Comment
  CDA20373  Arundo donax J. Johnson 2001-10-1 PDR 1109558 Imperial Sonoran Desert; Roadside at Cooley Rd & Evans Hewes Hwy in the vicinity of El Centro. Sheet 1 of 2. 0 Comment
  CDA27227  Arundo donax J. Johnson, E. Lopez 2002-10-26 PDR P 100366 Imperial Sonoran Desert; Thistle Canal, along a road in still water. Sheet 2 of 2. 0 Comment
  CDA27228  Arundo donax E. Lopez, N. Perez 2002-11-6 PDR P 100367 Imperial Sonoran Desert; Alamitos Canal, along a road in a ditch. Sheet 1 of 2. 0 Comment
  CAS-BOT-BC222826  Asclepias albicans C. B. Wolf 1931-3-14 1892 Imperial At base of Mountain Springs grade, west side of Colorado Desert 243 Comment
  CAS-BOT-BC222835  Asclepias albicans F. W. Haasis 1960-2-14 14 .60 Imperial 3 miles northeast of Gold Rock Ranch 243 Comment
  JEPS5095  Asclepias albicans W. L. Jepson 1927-4-17 11780 a Imperial foot of Mountain Springs Grade (Myers Creek bridge) 243 Comment
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Apr 3 2008
  SEINET10389816  Asclepias albicans A. C. Sanders, Jim Malusa 2015-9-8 41817 Imperial c. 1.5 miles NE of the SE edge of Chocolate Mountains Aerial Gunnery Range, along Dietz Rd. 1.6 miles west of Midway Well Rd., Milpitas Wash watershed 261 Comment
  UC501437  Asclepias albicans Frank W. Peirson 1927-4-16 7213 Imperial foot Mountain Springs Grade Comment
  UCR236837  Asclepias albicans Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18898 Imperial Sonoran (Colorado ) Desert, Southwest of Plaster City on BLM property in an area proposed for development of solar facility, S of Co Hwy S80 and N of I-8, NE of Ocotillo & W of El Centro, just north of powerline road 50 Comment
  POM75984  Asclepias subulata Marcus E. Jones 1903-5-8 s.n. Imperial Ogilvie [Location doesn t exist? Could be confused with Ogilby.] 30 Comment
  RSA302353  Asclepias subulata R. F. Thorne, et al. 1977-11-26 50917 Imperial Near jct. of Hwy I-8 and Obilby [Ogilby] Rd., just E of Algodones Dunes Comment
  SD199772  Asclepias subulata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16153 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
  SEINET3081959 Image available Asclepias subulata W. P. Armstrong 1983-5-10 1128 Imperial W side of Ogilby Road (S-34) 100 mi N of junction with I-80. 30 Comment
  UC65006  Asclepias subulata E. E. Schellenger 1904-2-9 1 Imperial Paloverde Bench Colorado River Comment
  CDA10347  Aster spinosus T. C. Fuller 1959-10-7 3277 Imperial Highway 80, ca. 4 miles east of El Centro. 0 Comment
  CAS-BOT-BC177453  Astragalus aridus Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma Comment
  CAS-BOT-BC177455  Astragalus aridus Philip A. Munz; C. L. Hitchcock 1932-4-5 12129 Imperial 10 miles S.E. of Holtville Comment
  JEPS54527  Astragalus aridus Dr. L. M. Newlon 1922-4-1 408 Imperial Coyote Wells , Coyote Wells (Colorado Desert) Comment
  RSA498246  Astragalus aridus H. de Forest, Jack Rempel 1933-4-9 17701 Imperial Supersition Mountains, Colorado Desert. Comment
  SD43732  Astragalus aridus Darley F. Howe 1949-3-19 1981 Imperial Between Holtville and Yuma. Comment
  UC1080292  Astragalus aridus E. K. Balls and P. C. Everett 1958-3-19 22886 Imperial 30 Comment
  PASA2720  Astragalus coccineus March 1928 Imperial Mountains west of El Centro Comment
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Sep 3 2016
  CAS-BOT-BC177737  Astragalus crotalariae H. D. Ripley; R. C. Barneby 1949-3-7 10084 Imperial 8 miles E. of Ocotillo 30 Comment
  CAS-BOT-BC177744  Astragalus crotalariae Frank W. Peirson 1927-4-13 s.n. Imperial Imperial Valley Boulevard, opposite Salton Sea Comment
  CDA26644  Astragalus crotalariae T. C. Fuller 1962-4-4 8036 Imperial West of Highway 99 [later renumbered Highway 86], 1.2 miles north of Highway 78, 18.0 miles northwest of Westmoreland. 0 Comment
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Apr 11 2012
  CLARK-A1528-2734  Astragalus crotalariae John C. Roos 1949-4-6 4156 Imperial Salton Sea Comment
  JEPS54592  Astragalus crotalariae Lois Chambers 1934-1-1 Imperial on the highway 2 mi from Westmorland (towards Kane Springs); 2 mi from Westmorland Comment
  JEPS54593  Astragalus crotalariae Lois Chambers 1933-12-31 Imperial Westmorland , Westmorland (Colorado Desert) 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
  RSA415453  Astragalus crotalariae Charles C. Herbst 1934-3-5 19122 Imperial Salton Sea near highway Comment
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Jan 22 2012
  RSA567806  Astragalus crotalariae H. T. Beck 1992-1-25 1468 Imperial Salt Creek Beach. [Salton Sea area] Comment
  RSA625171  Astragalus crotalariae L. C. Wheeler 1963-3-10 8236 Imperial Colorado Desert: Bridge 58-38 on U. S. 99, 1 1/2 miles north of 78. Comment
  SD17501  Astragalus crotalariae Allen Keller 1937-4-10 Imperial Carrizo Wash, 8-10 miles from Hwy 80 Comment
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Sep 13 2011
  SEINET3162872  Astragalus crotalariae R. W. Spellenberg, N. Zucker 2005-2-21 13508 Imperial Hwy 78 ca. 24 km E of Ocotillo Wells, 30 km NW of Westmoreland 5 Comment
  UC669205  Astragalus crotalariae Annie M. Alexander and Louise Kellogg 1941-3-3 1884 Imperial 10 mi e county line (Borego Road, Colorado Desert); Colorado Desert Comment
  UC862632  Astragalus crotalariae Ira L. Wiggins 1937-2-16 8545 Imperial 1.5 mi s Truckhaven (western slopes above Salton Sea); , s of Truckhaven Comment
  UCR226425  Astragalus crotalariae Jim Andre, Glenn L. Clifton 2011-2-21 15880 Imperial Sonora (Colorado) Desert, west end of the Salton Sea, c. 8 mi south southeast of Salton City, c. 1 mi east of Hwy 86 -43 Comment
  UCR38250  Astragalus crotalariae J. M. Stewart 1985-3-18 8514 Imperial Sonoran (Colorado) Desert, Along the Borrego - Salton Seaway (S-22), 0.4 mi. west of Hwy 86, near Salton City. Comment
  UC1787736  Astragalus didymocarpus var. obispoensis Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7241 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon. 1150 Comment
  SEINET897982  Astragalus insularis Steven P. MacLaughlin, Janice E. Bowers 1985-1 2942 Imperial Uncommon in sandy soil. I-8, 76 Comment
  RSA124371  Astragalus insularis var. harwoodii E. K. Balls, Percy C. Everett 1958-3-20 22890 Imperial 3.7 mi N of Ogilby on road to Blythe. 152 Comment
  RSA1583  Astragalus insularis var. harwoodii C. B. Wolf 1931-3-14 1894 Imperial Base of Mountains Springs grade in sand west side of Colorado desert. 183 Comment
  RSA754257  Astragalus insularis var. harwoodii Robert F. Thorne, Robert Rutherford 1964-4-10 33564 Imperial East side Sand Hills, 14 miles west of Yuma on Hwy 80. Comment
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Jan 22 2012
  UCR112169  Astragalus lentiginosus Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-22 4939 Imperial Sonoran (Colorado) Desert, West off Yuma, AZ; in dune area at the junction of Ogilby Road and Interstate 8 30 Comment
  HSC14533  Astragalus lentiginosus var. borreganus C. L. Hitchcock, C. V. Muhlick 1964-3-20 23205 Imperial About 20 mi. NW of Yuma Comment
  POM214541  Astragalus lentiginosus var. borreganus Donald A. Johansen, J. A. Ewan 1932-4-13 7142 Imperial Eastern edge of Sand Hills on Yuma Road at Ogilly turnoff Comment
  SD115070  Astragalus lentiginosus var. borreganus Wayne P. Armstrong 1983-5-10 1129 Imperial East side of Ogilby Road (S-34), 100 meters south of junction with I-8. (IPB 10/07) 29 Comment
  UCR102685  Astragalus lentiginosus var. borreganus B. G. Pitzer 1998-2-2 3488 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  LA204977  Astragalus lentiginosus var. borreganus E. C. Parke; 1939-5-7 sn Imperial Colorado Desert 579 Comment
  CAS-BOT-BC187553  Astragalus magdalenae Annie M. Alexander; Louise Kellogg 1941-3-3 1888 Imperial Colorado Desert. Yuma-El Centro road Comment
  POM276089  Astragalus magdalenae var. peirsonii Lyman Benson 1933-4-1 4222 Imperial US 80, Sand dunes W of Yuma., Yuma Desert. 30 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
  UCD105082  Astragalus magdalenae var. peirsonii Martin A. Piehl 1964-4-24 6432 Imperial Along Ben Hulse Hwy., 2.1 mi W of Glamis. 106 Comment
  UCR3391  Astragalus magdalenae var. peirsonii John Minnich 1964-3-25 64-3-25 13 Imperial Sonoran (Colorado) Desert, Algodones Dunes, c. 4 mi west of Glamis on rd from Brawley to Glamis 61 Comment
  SEINET898350  Astragalus nuttallianus Steven P. MacLaughlin, Janice E. Bowers 1985-1 2943 Imperial Jct. Sidewinder Rd. and I-8. 76 Comment
  RSA801908  Astragalus nuttallianus var. cedrosensis Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4530 Imperial Coyote Mountains; approximately 4.75 air miles north of the town of Ocotillo in Painted Gorge. 206 Comment
  SD63682  Astragalus palmeri Peta Mudie 1965-1-24 444 Imperial At edge of sandy wash, Devil's Canyon, below the bridge on Highway 80, ca. 11 miles east of Jacumba. 609 Comment
  SEINET938394  Astragalus palmeri R. J. Barr 1967-1 67 -222 Imperial Along U. S. Highway 80, ca. 47 miles west of El Centro. 1066 Comment
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Sep 10 2016
  RSA767472  Astragalus peirsonii J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13405 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.82 miles southwest [202.8 degrees] of Imperial Dunes Recreation Area exit from Interstate 8. 49 Comment
  RSA767473  Astragalus peirsonii J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13405 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.82 miles southwest [202.8 degrees] of Imperial Dunes Recreation Area exit from Interstate 8. 49 Comment
  RSA767521  Astragalus peirsonii J. Mark Porter 2003-3-20 13491 .15 Imperial Imperial Dunes [Algodones Dunes], 3.73 miles northwest [290 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  CAS-BOT-BC193168  Astragalus sabulonum D. E. Breedlove 1962-3-11 1874 Imperial On western side of Salton Sea at junction of U.S. 99 and State 78 60 Comment
  SEINET7991893  Athysanus pusillus Jon P. Rebman 2001-3-16 7203 Imperial Jacumba Natural area, In-Ko-PahMountains 1046 Comment
  CAS-BOT-BC98830  Atrichoseris platyphylla Noel H. Holmgren; Patricia K. Holmgren 1973-3-25 6511 Imperial Palo Verde Mountains, east of Old Palo Verde Road, 8.5 airline miles south-southwest of Palow Verde 259 Comment
  HSC5104  Atrichoseris platyphylla C. L. Hitchcock 1966-3-20 24315 Imperial 5 miles N of Milpitas Wash and 12 miles NW of Blythe-Glamis Rd. Comment
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Mar 2 2013
  UC1595715  Atrichoseris platyphylla W. Wisura, J. Dolan, and M. Wall 1992-3-25 4655 Imperial 31 mi s of prison (on Wileys Well Rd. toward Hwy 78, Milpitas Wash Rd.) Comment
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Apr 7 2016
  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
  UCR279501  Atrichoseris platyphylla A. C. Sanders, Jim Malusa 2017-3-27 43096 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon mouth 12 km NE (53 deg. ) of Bombay Beach, overlooking Frink and the Salton Sea 226 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
  RSA640214  Atriplex canescens R. S. Woglum 1939-3-31 2178 Imperial Sonoran Desert: Niland; south end of Chocolate Mountains. Comment
  RSA792421  Atriplex canescens Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4392 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
  UCR212507  Atriplex canescens A. C. Sanders 2010-2-20 37282 Imperial Sonoran (Colorado) Desert; Colorado River Valley, east of Winterhaven, west side of dirt road (east of ag fields) near east end of Arnold Rd. 38 Comment
  CDA23248  Atriplex canescens subsp. canescens R. S. Woglum 1939-3-31 2178 Imperial Sonoran Desert; Sonoran Desert: Niland; south end of Chocolate Mountains. . 0 Comment
  LA204698  Atriplex canescens var. canescens W. M. Ingram; October 1934 sn Imperial Rockwood Comment
  UCR108068  Atriplex canescens var. canescens Jon P. Rebman, Maggie Loy 1996-10-25 3721 Imperial Sonoran (Colorado) Desert, South of Seeley, at Fig Lagoon -15 Comment
  UCR264757  Atriplex canescens var. linearis Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-24 28761 Imperial Sonoran (Colorado) Desert, Milpitas Wash just west of Hwy 78; south of Palo Verde and south of the Palo Verde Mountains; in the sandy wash just south of Milpitas Wash Road 133 Comment
  CAS-BOT-BC170234  Atriplex canescens var. macilenta C. B. Wolf 1932-10-14 4341 Imperial 4 mi E of Holtville, Imperial Valley, near sea level. Comment
  UCR212918  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37589 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, English Road above Wilkins Rd., c. 5 mi. NNW of Niland -16 Comment
  UCR212946  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37583 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Hwy 111 at English Rd., c. 2 mi. NW of Niland, between hwy and RR tracks -51 Comment
  UCR214487  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37623 Imperial Sonoran (Colorado) Desert; Salton Trough, east side of the Salton Sea, Hot Mineral Spa Road at Trily Rd. 2.6 mi above Hwy 111, 5 miles NE (32 deg. ) of Bombay Beach -32 Comment
  UCR214494  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37612 Imperial Sonoran (Colorado) Desert; Salton Trough, east side of the Salton Sea, Luento Wash at Hwy 111, north of Frink, between hwy and RR tracks -57 Comment
  SBBG65357  Atriplex elegans var. elegans R. Hoffmann 1928-10-21 Imperial El Centro Comment
  RSA478247  Atriplex hymenelytra H. de Forest 1932-2-22 s.n. Imperial Painted Gorge Comment
  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
  SD124692  Atriplex hymenelytra A. C. Sanders, Pitzer, Charlton, et al. 1986-3-9 6192 Imperial Coyote Mountains, Fossil Canyon, 3.3 miles north of Imperial Highway at Ocotillo, on Shell Canyon Road. 299 Comment
  SD13011  Atriplex hymenelytra Frank F. Gander 1936-1-3 391 Imperial Mud Hills, 10 miles east of Carisso Station. Comment
  SD14568  Atriplex hymenelytra Frank F. Gander 1936-4-15 1358 Imperial Extreme northwest corner of Imperial County. Comment
  SD173173  Atriplex hymenelytra Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-22 1738 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
  SD191885  Atriplex hymenelytra Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14390 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), small arroyo off of Grave Wash, Site LARTRI in arroyo bottom and surrounding cliff walls 89 Comment
  SEINET4135077  Atriplex hymenelytra Grant D. Brown 1949-12-15 474 Imperial 3 miles SW of Beale's Well (Niland-Blythe Road). Chocolate Mt. Range. Salton Sea basin drainage area.; 0 Comment
  UC500781  Atriplex hymenelytra Aven Nelson 1930-3-1 11160 a Imperial w Salton Sea (sand dunes); w of Salton Sea Comment
  UCR226577  Atriplex hymenelytra Jim Andre, Glenn L. Clifton 2011-2-20 15839 Imperial Sonora (Colorado) Desert, Borrego Desert, along Hwy I-8 at lower In-Ko-Pah Gorge, 4.5 mi west of Ocotillo at Imperial Hwy 330 Comment
  UCR239506  Atriplex hymenelytra A. C. Sanders, T. B. Salvato 2012-11-15 40523 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., dirt track between Bradshaw Trail and old Niland-Blythe Rd., 0.5 km NW of Raineys Well 534 Comment
  UCSB15080  Atriplex hymenelytra D. Breedlove 1962-3-11 1877 Imperial W EDGE OF SALTON SEA (16.2 MI N OF STATE HWY 78; ON US HWY 99) -45 Comment
  POM368048  Atriplex lentiformis Lyman Benson 1952-4-13 I- 4885 Imperial 5 miles north of Westmoreland -30 Comment
  RSA5532  Atriplex lentiformis C. B. Wolf 1932-10-14 s.n. Imperial Imperial Valley, 2 mi east of Calipatria -30 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
  UCD54579  Atriplex lentiformis subsp. lentiformis Ellen Dean; Wendy Copeland 2006-2-9 2773 Imperial East of Centinela State Prison near Dixie Drain and Westside Irrigation Canal. 0 Comment
  SD201073  Atriplex linearis Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-3 3143 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), in Big Wash, site ATRLIN, in drainage of mesa & wash complex. 39 Comment
  SD201075  Atriplex linearis Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3163 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 21 (SP21), in Palm Wash, site ISOACR, in wash. 42 Comment
  UC1929695  Atriplex muelleri R. E. Riefner Jr. 2006-10-9 06 -519 Imperial E of El Centro, Ross Rd. at Hawkeye Rd. off Hwy. 111. Comment
  CAS-BOT-BC176469  Atriplex polycarpa S. B. Parish 1912-10-20 8261 Imperial Banks of New River, Calexico, Salton Sink Comment
  CAS-BOT-BC176471  Atriplex polycarpa T. F. Daniel; M. Baker 1984-3-24 3391 Imperial On S. side of Chuckawalla Mts. 499 Comment
  RSA0047023  Atriplex polycarpa Sarah J. De Groot, Cheryl S. Sevilla 2014-10-8 7342 Imperial Along Milpitas Wash Road west of Highway 78; southwest of Palo Verde Mountains, northeast side of Smoke Tree Valley, about 5.5 miles west-southwest of Palo Verde Peak. North edge of Milpitas Wash. 188 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
  SEINET4135522  Atriplex polycarpa Louis C. Wheeler 1954-9-25 7090 Imperial PALO VERDE: 8 miles south of.; 0 Comment
  SEINET4135525  Atriplex polycarpa S. Sanderson 1994-2-25 94 -012 Imperial CA 78-86 jct., 15 miles south of Salton City.; 0 Comment
  UCR242072  Atriplex polycarpa A. C. Sanders, T. B. Salvato, Tim Thomas 2012-10-31 40487 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
  UCR248465  Atriplex polycarpa Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4410 Imperial Peninsular Range, Jacumba Mountains; within the Jacumba Mountain Wilderness, c. 3.25 air miles northeast of Mountain Spring or c. 1.25 air miles north of Myer Valley 418 Comment
  UCR262921  Atriplex polycarpa Sarah J. De Groot, Cheryl Sevilla 2014-10-8 7342 Imperial along Milpitas Wash Road west of Hwy 78, southwest of Palo Verde Mountains, northeast side of Smoke Tree Valley, c. 5.5 miles west-southwest of Palo Verde Peak. North edge of Milpitas Wash 188 Comment
  UC1191291  Atriplex semibaccata Malcolm A. Nobs, S. Galen Smith 1948-9-4 533 Imperial five mi n Calipatria (on canal bank); n of Calipatria Comment
  SD21494  Atriplex serenana Frank F. Gander 1938-5-20 5737 Imperial Brawley. (IPB 10/07) Comment
  UCR212925  Atriplex suberecta A. C. Sanders 2010-3-25 37582 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Hwy 111 c. 0.5 mi. NW of Niland, just north of Marshy Wash, between hwy and RR tracks -43 Comment
  UCR214872  Atriplex suberecta A. C. Sanders 2010-2-20 37318 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, 3 miles east of Holtville, north of Date City site, Highline Rd. at Kavanaugh Rd. 1 Comment
  SEINET14287406  Avena fatua J. R. Reeder, C. G. Reeder 1988-3-9 8241 Imperial Along S-24 near Imperial Date Gardens. Comment
  POM350367  Baccharis salicifolia Edwin Kline 1920-2-14 s.n. Imperial Laguna Dam, Bank of Colorado River Comment
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Nov 15 2013
  RSA5411  Baccharis salicifolia C. B. Wolf 1932-10-14 4337 Imperial Imperial Valley, 2 mi east of Calipatria. -30 Comment
  SD139692  Baccharis salicifolia Jon Rebman, Maggie Loy 1996-10-25 3697 Imperial In-ko-pah area: along Boulder Creek and just E of San Diego/Imperial County line; near small oasis 915 Comment
  CAS-BOT-BC99823  Baccharis sarothroides C. B. Wolf 1931-3-14 1886 Imperial Colorado Desert, 5 mi. east of Holtville on the road to Yuma Comment
  POM183656  Baccharis sarothroides Philip A. Munz 1931-3-14 11944 Imperial 5 miles E of Holtville. Comment
  RSA5524  Baccharis sarothroides C. B. Wolf 1932-10-14 4346 Imperial 5 miles E of Holtville, Imperial Valley Comment
  SEINET899321  Baccharis sarothroides C. B. Wolf 1931-1 1886 Imperial Colorado Desert, 5 mi. east of Holtville on the road to Yuma Comment
  SD126288  Baccharis sergiloides Steven P. McLaughlin, Janice E. Bowers 1985-9-11 3055 Imperial Along Imperial County S24 just below Laguna Dam, along Colorado River 38 Comment
  CDA33633  Bacopa monnieri RN/LA/EC 2010-7-29 PDR# 1263299 Imperial Chanan Remington Memorial Wetland, near highway 98. 0 Comment
  UCR71846  Bacopa monnieri George K. Helmkamp 1992-4-7 92 2 Imperial Sonoran (Colorado) Desert, Colorado River 0.5 mi downstream from Gilmore's Camp (about 1.5 mi south of Walter's Camp where the old channel meets the main river) 100 Comment
  CAS-BOT-BC295885  Bahiopsis parishii Ira L. Wiggins 1941-3-25 9633 Imperial 5 miles northeast of Beal Well Comment
  POM350656  Baileya pauciradiata Robert Gustafson, Sterling Keeley 1983-5-6 2568 Imperial Gray's Well Road off Hwy 8, vicinity of the old Plank Rd. Marker 43 Comment
  RSA278785  Baileya pauciradiata Bonnie M. Rich 1979-4-3 79008 Imperial South of designated jeep trail. Comment
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Sep 1 2016
  SEINET10854218  Baileya pauciradiata Greg Gust, Leith Nye 2005-3-4 Gust 472 Imperial Ca. 15 m E of Brawley on roadside of Hwy 78. BLM land. Larrea tridentata. Desert scrub. 21 Comment
  SFV3759  Baileya pauciradiata K. A. Wilson 1964-4-11 1321 Imperial Orita-Glamis Road, 3 miles east of East Highline Canal. Comment
  UCR122300  Baileya pauciradiata 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
  RSA92876  Baileya pauciradiata F. W. Peirson 1932-3-21 9772 Imperial 10 miles east of Holtville. 23 Comment
  HSC5165  Baileya pleniradiata C. L. Hitchcock 1966-3-19 24282 Imperial Between Yuma and Holtsville Comment
  RSA676140  Baileya pleniradiata J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness Comment
  RSA793968  Baileya pleniradiata Duncan S. Bell 2012-11-11 4357 Imperial Algodones Dunes: north section of dunes, approximately 20 air miles northwest of the junction of Highway 78 and the Southern Pacific Railroad tracks, and approximately 16.5 air miles southeast of Niland. 60 Comment
  UCD129512  Baileya pleniradiata C. L. Hitchcock 1966-3-19 24282 Imperial between Yuma and Holtsville. Comment
  UCD83552  Baileya pleniradiata Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-8 5894 Imperial BLM Algodones Dunes Natural Area. Location on easternmost side of dune accessed from wash that begins 4.6 mi N of Hwy 78 on the W side of Kipf Rd. 71 Comment
  UCD83562  Baileya pleniradiata Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5904 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 67 Comment
  UCR102679  Baileya pleniradiata B. G. Pitzer 1998-2-2 3478 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  UCR1516  Baileya pleniradiata W. R. Moberly 1962-4-15 620415- 15 Imperial Sonoran (Colorado) Desert, 100 yds north of the Glamis Store, in town of Glamis 92 Comment
  RSA93760  Baileya pleniradiata F. W. Peirson 1932-3-21 9777 Imperial The east edge of the Sand Hills east of Holtville 60 Comment
  SEINET3090746 Image available Bassia hyssopifolia Jon Rebman, Maggie Loy 1996-10-26 3732 Imperial North of Seeley: New River ponds. 10 Comment
  POM156240  Bebbia juncea L. R. Abrams 1903-4-2 3161 Imperial Signal Mountain, Colorado Desert. Comment
  RSA802154  Bebbia juncea Duncan S. Bell 2013-3-24 4649 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
  SEINET2048675 Image available Bebbia juncea Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6532 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea. Comment
  UCR107916  Bebbia juncea Christopher Christie 1997-1-29 67 Imperial Sonoran (Colorado) Desert, western bajadas of Chocolate Mountains, NE of Glamis. Comment
  UCR239484  Bebbia juncea A. C. Sanders, Mitch Provance 2012-10-23 40471 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., NE of Arroyo Seco, 0.9 km SE of volcanic hill, 2.54 km SE (154 deg. ) of Raineys Well 494 Comment
  UCR266741  Bebbia juncea A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41921 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range 263 Comment
  UCR50978  Bebbia juncea 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
  CAS-BOT-BC106407  Bebbia juncea var. aspera Roxana S. Ferris 1928-4-20 7150 Imperial In wash 3 miles from Picacho Comment
  CAS-BOT-BC106409  Bebbia juncea var. aspera C. B. Wolf 1931-5-29 1101 Imperial Wash at north base of Signal Mt. - Colorado Desert 30 Comment
  JEPS32147  Bebbia juncea var. aspera W. L. Jepson 1927-4-15 11739 Imperial Fort Yuma Comment
  RSA0096772  Bebbia juncea var. aspera Jim M. Andre 2015-3-3 31326 Imperial Along dirt road 0.6 mi. west of Imperial Hwy (Hwy S2), 7.5 mi NW of town of Ocotillo, just east of San Diego County line. 252 Comment
  SD211370  Bebbia juncea var. aspera Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18899 Imperial Southwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; just N of a powerline road 49 Comment
  UCR269895  Beta macrocarpa A. C. Sanders 2015-2-5 41245 Imperial Sonoran (Colorado) Desert, Imperial Valley on SE side of Salton Sea, beside Pound Road and Q Lateral Canal, 1 mile east of Davis/Wister Road, at edge of duck club field, adjacent to Calif. Fish and Wildlife public access area, 2.8 mi. SW of Niland -65 Comment
  SEINET7048015  Beta vulgaris Steven R. Hill, Kate Kramer 2001-4-27 33482 Imperial California Route 86/78, west side of road, near Kane Spring, 0.6 mile southeast of U.S. Border Patrol Station at San Felipe Wash bridge. About 3.3 miles southwest of the Salton Sea margin. Elevation about -170 feet. Comment
  SBBG127485  Beta vulgaris subsp. vulgaris A. C. Sanders 2010-3-25 37607 Imperial Wister, Cedar Wash at Hwy 111, between the hwy and railroad, Imperial Valley -59 Comment
  RSA0125404  Boechera perennans J. R. Bruff 1928-4-5 213 Imperial Boulder Park near Mt. Springs-San Diego Mts. Comment
  SD250762  Boerhavia coulteri var. palmeri Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28834 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
  CAS-BOT-BC474763  Boerhavia diffusa Thomas Zavortink; R. Kimsey; M. Zavortink 2012-9-8 AL 312 Imperial Algodones Dunes, Wash Road, 7.0 mi (11.3 km) SE of CA Hwy 78 at pipeline marker 168, then 0.6 mi (1.0 km) SW toward dunes; site known locally as The Garden of Eden 110 Comment
  OBI37508  Boerhavia erecta A. C. Sanders 1976-11-10 52 Imperial Julian Wash, which flows into the Colorado River, E of Peter Kane Mtn 305 Comment
  SEINET6413275  Boerhavia erecta J. Rebman, W. Schmidtmann 2014-9-26 28841 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
  UCD160518  Boerhavia erecta Thomas Zavortink; R. Kimsey, M. Zavortink 2012-9-8 AL 312 Imperial Algodones Dunes, Wash Road, 7.0 mi (11.3 km) SE of CA Hwy 78 at pipe-line marker 168, then 0.6 mi (1.0 km) SW toward dunes.This site is known locally as The Garden of Eden. 110 Comment
  RSA628833  Boerhavia intermedia B. Pitzer 1997-10-19 3324 Imperial Sonoran (Colorado) Desert Ogilby Road (Hwy S34) where powerlines cross Hwy c. 1 mi south of Indian Pass Road 198 Comment
  SD254650  Boerhavia triquetra B. Pitzer 1997-10-18 3312 Imperial Milpitas Wash, ca. 0.2 mile S of Walter's Camp Road (on Hwy 78) & ca. 1 miles W of the highway. 91 Comment
  RSA0015710  Boerhavia wrightii Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6078 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
  UCR58431  Boerhavia wrightii Robert McKernan 1989-9-29 s.n. Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 8 km east of Pegleg Well; impact area 'runway Comment
  CAS-BOT-BC31335  Bolboschoenus maritimus J. S. Hunter 1950-12-10 s.n. Imperial Westmoreland Comment
  CAS-BOT-BC31343  Bolboschoenus maritimus Samuel B. Parish 1912-10-13 8377 Imperial Irrication canal, Salton Basin. -21 Comment
  CAS-BOT-BC376588  Boraginaceae Greg Gust; Leith Nye 2005-3-3 457 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-BC145593  Bouteloua aristidoides Steve Boyd 1986-2-6 1237 Imperial Cargo Muchacho Mountains. Large canyon at southeast end of mountains, 5.4 miles northeast of I-8 off Sidewinder Road and Power-line Road. Comment
  RSA643380  Bouteloua aristidoides Jon P. Rebman, L. Renfro 1997-11-19 4762 Imperial Northwest of Yuma: east of Ogilby Road along Indian Pass Road at Chemgold Company's Imperial Project. T13S R21E S32-33. Comment
  RSA0050425  Bouteloua aristidoides var. aristidoides Sarah J. De Groot, Cheryl S. Sevilla 2014-9-11 7300 Imperial Along Highway 78 south of Palo Verde, just north of Mitchells Camp Road, west of Davis Lake and Cibola National Wildlife Refuge. Southeast foot of Palo Verde Mountains, southeast of Palo Verde Peak, north of Milpitas Wash. 73 Comment
  CDA31552  Bouteloua barbata T. C. Fuller 1977-10-26 20231 Imperial Ca. 10 km south of Wiley Well in northeastern Imperial County, ca 1.6 km west of Army Road, rim of a rock basin below a very prominent overhanging cliff. 0 Comment
  POM155960  Bouteloua barbata Le Roy Abrams 1903-7-20 3990 Imperial Calexico, Imperial valley. Comment
  SACT000429  Bouteloua barbata Malcolm Nobs, S. Smith 1948-9-3 Imperial Comment
  SD144130  Bouteloua barbata B. Pitzer 1997-10-19 3344 Imperial Ogilby Rd, ca. 0.5 mi. N of Hwy I-8 at powerline road (which takes off to the E) 91 Comment
  RSA0050426  Bouteloua barbata var. barbata Sarah J. De Groot, Cheryl S. Sevilla 2014-9-11 7301 Imperial Along Highway 78 south of Palo Verde, just north of Mitchells Camp Road, west of Davis Lake and Cibola National Wildlife Refuge. Southeast foot of Palo Verde Mountains, southeast of Palo Verde Peak, north of Milpitas Wash. 73 Comment
  SD250570  Bouteloua barbata var. barbata Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28748 Imperial Milpitas Wash just west of Hwy 78; south of Palo Verde & south of the Palo Verde Mountains; in the sandy wash just south of Milpitas Wash Road 132 Comment
  CHSC13242  Brandegea bigelovii Larry C. Higgins 1973-3-26 6353 Imperial Ca. 20 miles northwest of Winterhaven along Olgsby road. Comment
  JEPS42501  Brandegea bigelovii W. L. Jepson 1912-11-1 5274 Imperial along the Colorado River, Needles to Yuma Colorado River 45 Comment
  RSA387413  Brandegea bigelovii Steve Boyd 1986-2-6 1242 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  RSA695939  Brandegea bigelovii LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1281 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  RSA77416  Brandegea bigelovii F. W. Peirson 1932-3-21 9790 Imperial Desert 10 mi. N of Ogilby. 152 Comment
  SD143938  Brandegea bigelovii B. Pitzer 1998-2-1 3468 Imperial Milpitas Wash, ca. 0.2 mi. S of Walter's Camp Rd, ca. 0.1 mi. W of Hwy 78 91 Comment
  SD250651  Brandegea bigelovii Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28714 Imperial Northeast of the Algodones Dunes: along Ogilby Road (S34) between I-8 & Hwy 78; in a wash just south of Indian Pass Road 189 Comment
  SEINET6632610  Brandegea bigelovii Steven P. McLaughlin 2005-1 10368 Imperial below Picacho Mine 165 Comment
  UCR101700  Brandegea bigelovii B. G. Pitzer 1998-2-2 3519 Imperial Sonoran (Colorado) Desert, Indian ['Tumco'] Wash, where powerline crosses Ogilby Road 198 Comment
  UCR102670  Brandegea bigelovii B. G. Pitzer 1998-2-1 3468 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
  UCR242062  Brandegea bigelovii A. C. Sanders, T. B. Salvato, Tim Thomas 2012-10-31 40489 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
  HSC6598  Brassica juncea C. L. Hitchcock, C. V. Muhlick 1964-3-20 23201 Imperial 15 mi. W of El Centro Comment
  CAS-BOT-BC36829  Brassica tournefortii Philip A. Munz 1941-3-29 16590 Imperial Nilend. Comment
  CAS-BOT-BC36833  Brassica tournefortii Ira L. Wiggins; Dorothy B. Wiggins 1966-2-22 20469 Imperial 0.25 mile south of entrance to US Navy Salton Sea Base, along Highway 86. Comment
  CDA3597  Brassica tournefortii R. A. Flock, L. Pineda 1975-2-19 Imperial Desert area #5, west of Glamis. 0 Comment
  JEPS100787  Brassica tournefortii Dean W. Taylor 1999-4-9 17107 Imperial Wash near Rainey Well (ca. 20 air miles SE of Blyth. 502 Comment
  RSA767459  Brassica tournefortii J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13396 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34 95 Comment
  SD199942  Brassica tournefortii Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16426 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa -4 Comment
  SD200379  Brassica tournefortii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16778 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
  SD242764  Brassica tournefortii 1993-3-8 Imperial Hwy 98 So. Nomirage Comment
  SD242766  Brassica tournefortii 1993-3-21 Imperial Pinto Canyon Comment
  SD242767  Brassica tournefortii 1993-3-18 Imperial Davis [Davies] Valley entrance Comment
  SD242768  Brassica tournefortii 1993-3-10 Imperial Shell Canyon Comment
  SEINET10389777  Brassica tournefortii A. C. Sanders, Jim Malusa 2015-3-6 41297 Imperial Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 326 Comment
  SEINET777396  Brassica tournefortii Raul Gutierrez 2008-3-11 1871 Imperial ca. 1.5 mi W of I-8 along Hwy 98 29 Comment
  UCR100851  Brassica tournefortii George K. Helmkamp, E. A. Helmkamp 1998-3-18 2877 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
  UCR128891  Brassica tournefortii A. C. Sanders, E. J. Lawlor, Don Pendleton 1992-3-21 12077 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
  UCR167231  Brassica tournefortii John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 10 and 11, c. 4.5 miles N of Niland 30 Comment
  UCR217814  Brassica tournefortii Tasha La Doux, Jim Andre 2010-3-1 480 Imperial Sonoran (Colorado) Desert, Borrego Desert region, southeastern Coyote Mountains, along Painted Gorge Road, c. 5 miles NE of town of Ocotillo, 4 mi. north of Interstate 8 68 Comment
  UCR241534  Brassica tournefortii A. C. Sanders, Ann Howald 2013-2-28 40568 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
  UCR156503  Brickellia arguta var. odontolepis Jon P. Rebman, M. Miller 2003-5-10 8964 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
  PASA2161  Brickellia atractyloides var. odontolepis Frank W. Peirson 1922-4-13 Imperial Mountain Springs Grade 548 Comment
  RSA787482  Brickellia frutescens Duncan S. Bell, Kim Clark, Bob Ellis, Tanner Harris, John Krapek, Shane Oakes, Tom Persons, et al. 2012-3-25 3291 Imperial Collecting between the I-8 split about a mile east of Mountain Spring. 663 Comment
  SBBG87814  Brickellia frutescens A. C. Sanders, D. Charlton, B. Pitzer, W. Wright 1986-3-10 6286 Imperial Mtn Spring Rd exit from Interstate 8, S side of old hwy, ca. 0.3 mi E of community of Mtn Springs, at head of Myer Crk 670 Comment
  UCR256735  Brickellia frutescens Duncan S. Bell, Kim Clark, Bob Ellis, Tanner Harris, John Krapek, Shane Oakes, Tom Persons, et al. 2012-3-25 3291 Imperial Sonoran (Colorado) Desert, between the Hwy I-8 split about a mile east of Mountain Spring 663 Comment
  SD155873  Bromus diandrus Jon P. Rebman 2001-3-16 7196 Imperial Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit. 459 Comment
  UC1787784  Bromus diandrus Jon P. Rebman 2001-3-16 7196 Imperial Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit. 460 Comment
  SD242643  Bromus madritensis subsp. rubens 1993-3-21 Imperial Pinto Canyon Comment
  RSA704061  Bromus tectorum Jon P. Rebman, Mark Miller 2003-5-10 8974 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border and just N of the US/Mex border. 1220 Comment
  RSA452175  Bursera microphylla Jack Rempel, Ersirce Miller 1934-4-29 18723 Imperial Near Gypsum Mine Fish Cr. Mts. Comment
  SD17504  Calandrinia ambigua Allen Keller 1937-4-10 Imperial Carrizo Wash, 8-10 mi. from highway 80 Comment
  SD49307  Calandrinia ambigua Reid Moran 1958-3-5 6515 Imperial Pinto Wash 74 Comment
  HSC14614  Calliandra eriophylla C. L. Hitchcock, C. V. Muhlick 1964-3-20 23207 Imperial 4 mi. N of Ogilby, along road to Glamis. Comment
  JEPS13985  Calliandra eriophylla Ethel M. Rockwell 1928-6-1 Imperial hills ne Calipatria; Chocolate Mountains Comment
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Jan 29 2009
  JEPS22127  Calliandra eriophylla Rimo Bacigalupi with Paul Hutchison 1958-2-17 6123 Imperial 4.8 mi n Ogilby (on bajada on northwestern slopes of Cargo Muchacho Mts., Colorado Desert); Colorado Desert, nw slopes of Cargo Muchacho Mts. 135 Comment
  POM265282  Calliandra eriophylla I. L. Wiggins 1937-2-17 8557 Imperial 3.5 miles north of Ogilby on road to Palo Verde 134 Comment
  RSA528113  Calliandra eriophylla Ed LaRue 1991-4-10 91 -32 Imperial 6 mi. N of Cargo Muchacho Mts, 7-8 mi. N of Hedges, in and adjacent to Indian Wash. 243 Comment
  RSA792707  Calliandra eriophylla Duncan S. Bell, Carl Arentz, Danny Bryant, Kim Clark, Chris Clarke, Bob Ellis, Jackson Lam, Andrew Liang 2012-3-30 3298 Imperial Chocolate Mountains: southeastern section of the range, at the junction of Highway 78 and Black Mountain Road. 343 Comment
  SD61005  Calliandra eriophylla Darley F. Howe 1964-4-12 3760 Imperial 4.2 miles north of Ogilby 60 Comment
Read comments
May 5 2011
  SJSU4568  Calliandra eriophylla H. L. Buckalew 1959-3-28 Imperial E side Chocolate Mts, by rd from Glamis to Blythe Comment
  UCR264459  Calliandra eriophylla A. C. Sanders, Jim Malusa 2015-9-7 41809 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
  UCR269567  Calliandra eriophylla A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42074 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  SEINET12190685  Callistemon Unknown 1944-1 s.n. Imperial El Centro Comment
  SD199793  Calycoseris wrightii Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16458 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
  UCR269714  Calycoseris wrightii A. C. Sanders, Jim Malusa 2016-3-15 42239 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 1.1 km NNE of Beal Well, north side of a rocky hill east of old Niland-Blythe Rd. 442 Comment
  UCR279487  Calycoseris wrightii A. C. Sanders, Jim Malusa 2017-3-25 43033 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, on Niland-Blythe Rd. near top of Surveyors Pass 660 Comment
  POM228201  Camissonia arenaria A. M. Alexander, Louise Kellogg 1941-3-15 1938 Imperial Chocolate Mountains, Colorado Desert. Imperial Gables, 27 miles north of Ogilby. 415 Comment
  RSA610457  Camissonia arenaria R. S. Woglum 1940-3-11 2490 Imperial Southern Sonoran Desert: Chocolate Mountains, Beal Well. 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
  RSA696652  Camissonia boothii subsp. condensata LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1315 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  RSA75402  Camissonia boothii subsp. condensata F. W. Peirson 1927-4-14 7183 Imperial Along canyon banks near east end of Santa Rosa Mountains, 8 miles from boulevard to Imperial Valley. 305 Comment
  HSC16469  Camissonia boothii subsp. decorticans C. L. Hitchcock, C. V. Muhlick 1964-3-19 23157 Imperial 3 mi. S of Ocotillo Well, on the road to Fish Creek Comment
  HSC16415  Camissonia brevipes C. L. Hitchcock 1964-3-21 23233 Imperial 15 mi. N of Glamis on road to Blythe Comment
  RSA135235  Camissonia brevipes subsp. arizonica Peter H. Raven 1958-1-26 11501 Imperial 25.2 miles north of Ogilby, a single plant along roadside. Comment
  RSA0021237  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-1-25 11488 Imperial Colorado Desert, on cracked silty roadside flat, 3.5 miles south of Bombay Beach. Comment
  UCR156498  Camissonia californica Jon P. Rebman, M. Miller 2003-5-11 8988 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; N of Elliot Mine 1140 Comment
  RSA136917  Camissonia cardiophylla Peter H. Raven 1958-3-1 11742 Imperial Palo Verde Mountains, 10.5 miles south of Palo Verde. Comment
  RSA643182  Camissonia cardiophylla subsp. cardiophylla Jon P. Rebman, A. Salywon, C. Christy 1998-3-23 4954 Imperial West of Picacho State Recreation Area; along Indian Pass Road ca. 9.1 mile east of Ogilby road. 150 Comment
  UCR101716  Camissonia claviformis B. G. Pitzer 1998-2-2 3523 Imperial Sonoran (Colorado) Desert, Indian ['Tumco'] Wash, where powerline crosses Ogilby Road 198 Comment
  UCR165711  Camissonia claviformis 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
  UCR33534  Camissonia claviformis Sears 1978-4-10 1138 Imperial Sonoran (Colorado) Desert, 4.5 mi north of Ogilby. Hedges Cemetery area. Foothills of the Cargo Muchacho Mtns 183 Comment
  RSA135549  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-26 11508 Imperial 0.1 miles east of junction of Ogilby on United States Highway 80. Comment
  RSA135560  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-27 11516 Imperial 6.6 miles north of Truckhaven, west side of Salton Sea. Comment
  RSA448936  Camissonia claviformis subsp. aurantiaca H. de Forest, Jack Rempel 1932-12-18 16345 Imperial 15.5 miles E of Niland. 46 Comment
  GMDRC4151  Camissonia claviformis subsp. peirsonii J. Andre, T. La Doux 2010-3-1 12544 Imperial Borrego Desert region: approx 2 mi. east of town of Ocotillo along north side of U.S. Interstate 8 (frontage road) 88 Comment
  RSA135511  Camissonia claviformis subsp. peirsonii Peter H. Raven 1958-1-26 11511 Imperial 5.2 miles west of Seeley, Yuha Desert. Comment
  UCR103349  Camissonia claviformis subsp. peirsonii George K. Helmkamp, E. Helmkamp 1998-1-24 2601 Imperial Sonoran (Colorado) Desert, 4.2 mi. north of Winterhaven on Picacho Rd, where the road crosses the canal. 91 Comment
  UCR105969  Camissonia claviformis subsp. peirsonii R. S. Woglum 1940-3-11 2485 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Beal Well 413 Comment
  UCR103345  Camissonia claviformis subsp. yumae George K. Helmkamp, E. Helmkamp 1998-1-24 2581 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  UCR155806  Camissonia pallida subsp. pallida Jon P. Rebman, Dave Silverman, Robert K. Lauri, O. Solis 2001-4-13 7219 Imperial Peninsular Range, In-Ko-Pah Mountains, Jacumba natural area along road ascending to Valley of the Moon 1000 Comment
  RSA449240  Camissonia pallida subsp. pallida M. B. Dunkle 1937-3-25 4900 Imperial Colorado Desert. Comment
  HSC16537  Camissonia refracta C. L. Hitchcock, C. V. Muhlick 1964-3-21 23231 Imperial 15 mi. N of Glamis on road to Blythe Comment
  RSA643183  Camissonia refracta Jon P. Rebman, A. Salywon, C. Christy 1998-3-23 4955 Imperial West of Picacho State Recreation Area; along Indian Pass Road ca. 9.1 mile east of Ogilby road. 150 Comment
  SEINET1869630  Campanulaceae Steven P. MacLaughlin, Janice E. Bowers 1984-1 2813 Imperial Ferguson Wash, 9 miles N of Imperial Dam. 61 Comment
  RSA5141  Carnegiea gigantea C. B. Wolf 1931-3-14 1883 Imperial Imperial Valley, 5 miles above Laguna Dam. 152 Comment
  RSA791547  Carnegiea gigantea Stephen Ingram 2011-4-27 2103 Imperial Chocolate Mountains, approximately 1.5 miles west of Highway 78, 2.5 miles east of Mt. Barrow, 1 mile north of Imperial Gables Road, and 1/2 miles northwest of Lowe Road. 332 Comment
  OBI38381  Castela emoryi A. C. Sanders, Charlton, Wright and Pitzer 1986-3-10 6264 Imperial Crucifixion Thorn Preserve, 7.9 mi E of hwy jctn at Ocotillo on hwy 98 & 0.4 mi W of coyote Rd 107 Comment
  RSA43900  Castela emoryi E. D. Algert 1949-08 s.n. Imperial 7 miles soputh of Coyote Wells, near border Comment
  SD139473  Castela emoryi Jon P. Rebman, Maggie Loy 1996-10-25 3704 Imperial Southeast of Ocotillo, just south of Highway 98, in Crucifixion-Thorn forest. (IPB 10/07) 27 Comment
  SD214605  Castela emoryi Reid Moran 1966-5-22 13138 Imperial bare playa 350 m wide; on route 98, 6I(c) miles SE of Coyote Wells 149 Comment
  SD43721  Castela emoryi E. D. Algert Aug 1949 Imperial 7.0 miles south of Coyote Wells near border. Comment
  UCR41579  Castela emoryi A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6264 Imperial Sonoran (Colorado) Desert, Crucifixion Thorn Preserve, 7.9 mi east of Hwy junction at Ocotillo on Hwy 98, and 0.4 mi west of Coyote Road 107 Comment
  CHSC1808  Castilleja attenuata L. Oliver; D. Sloan 1935-4-16 Imperial So. Calif. mountains. 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
  SEINET8004246  Castilleja foliolosa Jon P. Rebman 2000-4-21 6569 Imperial In-Ko-Pah Mountains, Jacumba Wilderness Area Comment
  CAS-BOT-BC40524  Caulanthus lasiophyllus L. R. Abrams 1903-3-27 7334 Imperial Salton River near Imperial. Comment
  SD260031  Caulanthus lasiophyllus J. M. Andre 2013-3-4 23822 Imperial Chocolate Mountains: east side of range at end of Imperial Gables Rd, 4.2 mi. west of Hwy 78. Just outside aerial gunnery range. Ninemile Wash 7.5'Q 422 Comment
  UCR211180  Caulanthus lasiophyllus Jim Andre, T. La Doux 2009-2-26 9882 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
  UCR260279  Caulanthus lasiophyllus A. C. Sanders, Jim Malusa 2015-3-6 41301 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 326 Comment
  UCR260298  Caulanthus lasiophyllus A. C. Sanders, Jim Malusa 2015-3-8 41349 Imperial Sonoran (Colorado) Desert, mouth of Salvation Pass in the Chocolate Mountains, western foot of the range, US Navy Chocolate Mountains Aerial Gunnery Range 274 Comment
  UCR279207  Caulanthus lasiophyllus A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42729 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  CAS-BOT-BC48471  Ceanothus cuneatus E. A. McGregor 1917-6-10 894 Imperial Live Oak Springs, Laguna Mts. Comment
  CDA1874  Cenchrus echinatus T. C. Fuller 1962-10-17 9789 Imperial Road to Laguna Dam, 0.9 miles northeast of Bard. 0 Comment
  CDA1870  Cenchrus echinatus Henson 1940-6-29 Imperial 0 Comment
  CDA7333  Centaurea solstitialis R. Wagner 1969-6-24 Imperial Holtville 0 Comment
  POM29668  Cercidium floridum Marcus E. Jones 1906-4-25 s.n Imperial West of Yuma. Comment
  RSA167558  Cercidium floridum R. F. Thorne 1964-4-12 33661 Imperial W-facing, of Palo Verde Peak, Palo Verde Mts. 457 Comment
  RSA2587  Cercidium floridum J. T. Howell 1928-6-8 976 Imperial Along Hwy., West side of the Salton Sea. Comment
  RSA492676  Cercidium floridum Walter Wisura 1989-4-10 s.n Imperial 12. 4 miles N of I-8 along Ogilby road. Comment
  RSA767599  Cercidium floridum J. Mark Porter 2003-3-4 13489 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8 Comment
  RSA602396  Cercidium floridum subsp. floridum L. C. Wheeler 1955-6-15 7156 Imperial 3 miles SSW of Palo Verde. Comment
  UCR241625  Chaenactis carphoclinia A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40651 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, south of the old Blythe-Niland Road and of the Bradshaw Trail, c. 3.5 km west of Raineys Well 579 Comment
  SD113072  Chaenactis carphoclinia var. carphoclinia Darley F. Howe 1958-4-27 2632 Imperial 1.5 miles south of a point on Hwy 98 12 miles east of junction with Hwy 80 Comment
  SD173233  Chaenactis carphoclinia var. carphoclinia Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-18 1733 Imperial Palm Wash, Trust for Public Lands property. Approx. 0.70 mi. north of hwy. S-22 (Borrego-Salton Seaway) and 5.75 miles southwest of hwy. 86. T10s, R9e, Sec. 19. 79 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
  SD191779  Chaenactis carphoclinia var. carphoclinia Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14392 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
  SD199803  Chaenactis carphoclinia var. carphoclinia Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16183 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
  SD199805  Chaenactis carphoclinia var. carphoclinia Jon 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
  SEINET10853985  Chaenactis carphoclinia var. carphoclinia Greg Gust, Leith Nye 2005-3-3 Gust 459 Imperial BLM Land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. Desert Scrub. 159 Comment
  UC495160  Chaenactis carphoclinia var. carphoclinia Philip A. Munz and C. L. Hitchcock 1932-4-6 12157 Imperial 20 mi ne of Ogilby Comment
  UCR277527  Chaenactis carphoclinia var. carphoclinia Mitch Provance 2008-3-15 10074 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  SD173229  Chaenactis carphoclinia var. peirsonii Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-22 1737 Imperial California State Lands Commission property. Unnamed tributary wash north of Palm Wash. Approx. 0.85 air mi. north of hwy. S-22 (Borrego-Salton Seaway) and 5.5 miles southwest of hwy. 86. T10s, R9e, Sec. 20. 77 Comment
  HSC65578  Chaenactis douglasii var. douglasii R. S. White 1977-7-1 95 Imperial Top of Sawtooth Mountain Comment
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Apr 26 2018
  SD159101  Chaenactis fremontii Jon P. Rebman 2001-3-14 7124 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  SD16585  Chaenactis fremontii Allen Keller 1937-3-13 Imperial Mountain Springs. Comment
  SDSU6470  Chaenactis fremontii H. Wedberg 1966-3-26 1135 Imperial At 2000' sign, about 8 mi. from Jacumba on the road to El Centro. 610 Comment
  CDA10734  Chaenactis stevioides T. C. Fuller 1962-4-4 8025 Imperial Highway 99 [later renumbered Highway 86] to Indio, 24.7 miles northwest of Westmoreland. 0 Comment
  CDA10736  Chaenactis stevioides T. C. Fuller 1962-4-4 8071 Imperial Highway 98 to Calexico, 8.4 miles west of Ocotillo. 0 Comment
  CDA10737  Chaenactis stevioides T. C. Fuller 1962-4-4 8080 Imperial Shell Canyon Road, south of Coyote Mountain, 2.8 miles north of Ocotillo. 0 Comment
  OBI49816  Chaenactis stevioides Larry Kelly 1988-3-24 19 Imperial Along Imperial hwy (S-2) in Ocatillo ca. .5 mi N of I-8 Comment
  RSA0023241  Chaenactis stevioides J. Andre 2013-3-4 23856 Imperial Palo Verde Mountains; along Hwy 78, east side of range at Three Slashes Rd, approx. 20 miles on sandy bluffs (capped by gravelly pavement). 94 Comment
  SD199815  Chaenactis stevioides Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16282 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 21 (SP21), Palm Wash, Site CHACARPEI in sandy arroyo and surrounding mud embankments and mesas 20 Comment
  SEINET10389853  Chaenactis stevioides A. C. Sanders, Jim Malusa 2016-3-8 42144 Imperial Chocolate Mountains, near E.O.D. Camp Burt, eastern edge of Chocolate Mtns. Aerial Gunnery Range, wash crossing Skyline Dr., 0.45 km north of Dietz Rd. 319 Comment
  SEINET10473686  Chaenactis stevioides Chris Dietrich, Mary Merello; Heidi H. Schmidt 1994-4-13 Dietrich 41 Imperial 12.5 miles north of Interstate 8, off Ogilby Road, 10.1 miles east on Hayduke Mine Road. (A278) BLM land. Desert Access Guide Map #21. Sonoran Desert creosote bush-scrub. Along a deep, gravelly wash. 270 Comment
  UCR241586  Chaenactis stevioides A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40655 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, south of the old Blythe-Niland Road and of the Bradshaw Trail, c. 3.5 km west of Raineys Well 579 Comment
  UCR50976  Chaenactis stevioides 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
  UCR50977  Chaenactis stevioides George K. Helmkamp 1988-2-28 s.n. Imperial Sonoran (Colorado) Desert, just N of Signal Mtn., south of Hwy 98 31 Comment
  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
  RSA435974  Chamaesyce albomarginata Geo L. Moxley 1920-4-11 s.n. Imperial Deserts. Comment
  HSC38712  Chamaesyce melanadenia A. M. Montalvo, J. D. Ackerman 1973-3-27 163 Imperial 1 mi. W of 1000 ft. marker, Hwy. 8 305 Comment
  RSA787781  Chamaesyce melanadenia Duncan S. Bell 2012-3-23 3243 Imperial The Jacumba mountains; collecting in Boulder Creek approximately 3 miles north of the U.S./Mexico border. 582 Comment
  RSA643370  Chamaesyce micromera J. P. Rebman, Adrienne Russell 1997-9-6 4199 Imperial West of Plaster City: along S-80, north of Interstate 8. 20 Comment
  JEPS89275  Chamaesyce pediculifera Rimo Bacigalupi and L. Heckard, P. C. Hutchison 1962-3-20 8330 A Imperial 4.5 mi s Picacho ((which is on the Colorado River nw of Yuma), in gravel of wash in Box Canyon); Colorado River, Box Canyon 152 Comment
  RSA70379  Chamaesyce pediculifera F. W. Peirson 1932-3-22 9796 Imperial Midway Well 152 Comment
  RSA0128444  Chamaesyce pediculifera G. Rink, K. Routson, A. Karl, Tasya Herkowitz 2012-9-3 11662 Imperial North side of Hwy 78 about 5 miles south of Palo Verde. 70 Comment
  RSA776453  Chamaesyce pediculifera Amber Swanson, Duncan S. Bell 2011-2-24 159 Imperial Fossil Canyon, up Shell Cyn to base of Coyote Mtns N of Ocotillo, east of dump 135 Comment
  CDA35262  Chamaesyce polycarpa T. C. Fuller 1959-4-8 2481 Imperial 11 road miles south of Palo Verde, above Colorado River. 0 Comment
  CHSC114477  Chamaesyce polycarpa Duncan S. Bell; Amanda Bell 2011-1-29 2017 Imperial Superstition Mountians; southeast section of range, about 12 miles south of the Salton Sea. 127 Comment
  RSA489127  Chamaesyce polycarpa G. Kelmkamp 1988-2-28 s.n. Imperial At end of a dirt road ca. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98. 152 Comment
  RSA576459  Chamaesyce polycarpa P. A. Munz, C. L. Hitchcock 1932-4-6 12164 Imperial 20 miles NE of Ogilby. Comment
  RSA802271  Chamaesyce polycarpa Duncan S. Bell 2013-3-24 4597 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
  SEINET3411054 Image available Chamaesyce polycarpa Lewis S. Rose 1938-2-4 s.n. Imperial Plaster City. 0 Comment
  RSA697599  Chamaesyce polycarpa var. hirtella J. Russell Bruff 1929-12-28 s.n. Imperial Spindle Top Well. Comment
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Aug 29 2016
  RSA600251  Chamaesyce polycarpa var. polycarpa L. C. Wheeler 1954-11-27 7118 Imperial 6 mi. south of Palo Verde, 2 miles north of John's Boat Landing. Comment
  RSA0013093  Chamaesyce setiloba Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4550 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA792448  Chamaesyce setiloba Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4405 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
  UC669238  Cheilanthes parryi Annie M. Alexander and Louise Kellogg 1941-3-31 1976 Imperial <Beal Well Basin ?>; Chocolate Mts 410 Comment
  CAS-BOT-BC70356  Cheilanthes viscida C. B. Wolf 1931-3-14 1897 Imperial at base of Mountain Springs grade, west side of Colorado Desert 182 Comment
  RSA685776  Cheilanthes viscida T. R. Pray 1961-2-13 1823 Imperial Mountain Springs Comment
  SEINET10793762  Cheilanthes viscida George Yatskievych 1982-4-17 Yatskievych 81 -122 Imperial Devil's Canyon; Inkopah Gorge. 1.1 roadmiles E of Mountain Springs Turn-off Interstate 8. T17S R09E S20 - SE4. 351 Comment
  CAS-BOT-BC178654  Chenopodiaceae B. Trowbridge 1979-4-15 6090 Imperial Base of Red Hill, Salton Sea northwest of Calipatia Comment
  RSA423290  Chenopodium album Edwin Kline 1920-5-14 s.n. Imperial [no locality information provided] Comment
  SDSU22124  Chenopodium berlandieri Jon Rebman, W. Schmidtmann & G. Kenney 2017-8-22 33630 Imperial Camp Pendleton: southwestern portion of Base; Training Area SMR One: southwest of the main air station on Base and just off of North River Road; on the west side of the Santa Margarita River 12 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
  UCR103605  Chenopodium murale George K. Helmkamp 1997-2-1 1297 Imperial Sonoran (Colorado) Desert, Imperial Valley, SW of Niland along Sinclair Rd and just east of Hatfield Rd. -55 Comment
  UCR246538  Chenopodium murale Frank B. McMurry 1943-1 1343 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  RSA0125335  Chenopodium murale Noel Holmgren, Patricia K. Holmgren 1973-3-29 6561 Imperial Chocolate Mountains, Picacho Road, 6.7 miles south of Picacho, 15.5 airline miles north of Yuma. 244 Comment
  JEPS59768  Chenopodium pratericola W. L. Jepson 1927-4-16 11760 Imperial e Coyote Wells; Colorado Desert 60 Comment
  CAS-BOT-BC231767  Chilopsis linearis Roxana S. Ferris 1928-4-21 7184 Imperial 15 miles north of Glamis on the Blythe Road Comment
  RSA597470  Chilopsis linearis L. C. Wheeler 1959-12-31 7658 Imperial Senator Wash, near Imperial Dam, ca. 1 mi. northwest of Squaw Lake. 91 Comment
  UCR115398  Chilopsis linearis June Latting 1977-12-11 s.n. Imperial Sonoran/Colorado Desert, east side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road 69 Comment
  SD250632  Chilopsis linearis subsp. arcuata Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28735 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
  SD255116  Chilopsis linearis subsp. arcuata Sarah J. De Groot, Cheryl Sevilla 2014-10-8 7341 Imperial Along Milpitas Wash Road about 3.1 road miles west of Highway 78, about 4.1 air miles southwest of Palo Verde Peak. South end of the Palo Verde Mountains. North edge of Milpitas Wash. 163 Comment
  UCR108016  Chilopsis linearis subsp. arcuata Jon P. Rebman, Maggie Loy 1996-10-27 3763 Imperial Sonoran (Colorado) Desert, Algodones Dunes, north of Glamis. 60 Comment
  UCR264781  Chilopsis linearis subsp. arcuata Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-24 28735 Imperial Sonoran (Colorado) Desert, Milpitas Wash just west of Hwy 78; south of Palo Verde and south of the Palo Verde Mountains; in the sandy wash just south of Milpitas Wash Road 133 Comment
  CAS-BOT-BC166234  Chloracantha spinosa Malcom A. Nobs; S. Galen Smith 1948-9-3 516 Imperial Imperial State Game Refuge, 4 miles south of Calipatria. Imperial Valley Comment
  SBBG60821  Chloracantha spinosa R. Hoffmann 1928-10-21 Imperial El Centro Comment
  UCD130406  Chloracantha spinosa R. N. Raynor 1941-7-24 s.n. Imperial Imperial Valley. Comment
  SD139687  Chloracantha spinosa var. spinosa Jon Rebman, Maggie Loy 1996-10-25 3705 Imperial W of Calexico: along border between U.S./Mexico: on edge of agricultural fields 49 Comment
  SD141430  Chloracantha spinosa var. spinosa Suzanne Bell 1997-3-16 228 Imperial Squaw Lake, saline ground. (IPB 10/07) Comment
  UC101076  Chloracantha spinosa var. spinosa J. E. Roadhouse 1906-11-15 Imperial Imperial Valley Comment
  UC1279311  Chloracantha spinosa var. spinosa Peter H. Raven 1961-10-8 16833 Imperial canal on w outskirts of El Centro Comment
  UC455487  Chloracantha spinosa var. spinosa J. E. Roadhouse 1906-11-15 Imperial Holtville Comment
  CDA18972  Chloris truncata Johnson 2000-8-7 PDR 348870 Imperial 5 miles S of El Centro, 3.5 mi SW of Heber, in alfalfa field. 0 Comment
  RSA336166  Chorizanthe brevicornu var. brevicornu Robert F. Thorne 1978-4-29 52137 Imperial W. of Chocolate Mountains: 1 mile E of Coachella Canal and W of Melson Well. Comment
  RSA388036  Chorizanthe brevicornu var. brevicornu Steve Boyd 1986-2-6 1221 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  SD173063  Chorizanthe brevicornu var. brevicornu Larry Hendrickson, L. Louise Jee 2005-4-22 2072 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
  SD191996  Chorizanthe brevicornu var. brevicornu Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14391 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), small arroyo off of Grave Wash, Site LARTRI in arroyo bottom and surrounding cliff walls 89 Comment
  SD191997  Chorizanthe brevicornu var. brevicornu Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14494 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
  SD191998  Chorizanthe brevicornu var. brevicornu Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14547 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
  SD200488  Chorizanthe brevicornu var. brevicornu Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16781 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
  SEINET4182577  Chorizanthe brevicornu var. brevicornu N. H. Holmgren, P. K. Holmgren 1974-3-27 7507 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo. 274 Comment
  UCR28725  Chorizanthe brevicornu var. brevicornu A. C. Sanders 1976-4-13 013 Imperial Yuha Desert, W of El Centro near Plaster City. At the edge of a large wash just south of Hwy I-8, about 2 miles west of Dunway Road 30 Comment
  UCR48423  Chorizanthe brevicornu var. brevicornu Steve Boyd 1986-2-6 1221 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
  RSA392651  Chorizanthe corrugata H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Chocolate Mountains. Comment
  SD200159  Chorizanthe corrugata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16525 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
  SD200160  Chorizanthe corrugata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16410 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
  SD200492  Chorizanthe corrugata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16693 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
  SD220705  Chorizanthe corrugata Margaret R. Mulligan, L. Hendrickson, L. L. Jee 2008-4-25 2517 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City; Section 14 (SL14), in Coral Wash ca. 2 mi southwest of Hwy 86. 25 Comment
  UCR15444  Chorizanthe corrugata George K. Helmkamp 1977-2-17 s.n. Imperial Sonoran (Colorado) Desert, Roadside, S-22, west of Salton City 61 Comment
  UCR236278  Chorizanthe corrugata Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18865 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
  UCR241576  Chorizanthe corrugata A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-23 40682 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
  UCR33725  Chorizanthe corrugata Sears 1978-4-10 1125 Imperial Sonoran (Colorado) Desert, 1.25 mi. SW of Imperial Dam spillway, south of Senator Wash Road but not on main road 61 Comment
  UCR85170  Chorizanthe corrugata A. C. Sanders, O. F. Clarke, D. Crowley, S. Brun, D. Gries 1995-3-14 16106 Imperial Sonoran (Colorado) Desert, Salton Sink, Borrego Badlands, 2.9 mi. east of the San Diego County line on the Borrego-Salton Seaway (S-22), 0.25 mi. SW of VABM Clump (251 ft) 61 Comment
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Jan 9 2009
  CAS-BOT-BC231974  Chorizanthe rigida Ira L. Wiggins 1937-2-25 8610 A Imperial Picacho Wash, 0.7 mi. north of All-American Canal Spillway Comment
  SD200169  Chorizanthe rigida Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16420 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
  SD200171  Chorizanthe rigida Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16281 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
  SEINET5584440  Chorizanthe rigida Stephen Hale 2010-1 Imperial Rolling terrain just north of northern foothills of the Paloverde Mountains at southern end of Paloverde Mesa near the WAPA Blythe-Knob transmission line 120 Comment
  UC2030017  Chylismia brevipes LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1284 Imperial Colorado Desert; Chocolate-Chuckwalla Moutains region: Chocolate Mountains (Chocolate Mountain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. Comment
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Jan 30 2018
  JEPS23482  Chylismia cardiophylla subsp. cardiophylla Marjorie D. Clary 1933-3-12 2056 Imperial mesa above Palm Creek Wash; SW Colorado Desert 121 Comment
  SBBG24975  Chylismia cardiophylla subsp. cardiophylla D. Myrick 1966-4-4 1367 Imperial Vincent Ranch, Chocolate Mtns, off Hwy 78 ca. 25 mi NE of Glamis Comment
  UC1080352  Chylismia cardiophylla subsp. cardiophylla E. K. Balls and P. C. Everett 1958-3-20 22918 Imperial Ogilby 106 Comment
  UC1184326  Chylismia cardiophylla subsp. cardiophylla Peter H. Raven 1958-1-26 11504 Imperial flood plain 2.2 mi n Ogilby Comment
  UC1186509  Chylismia cardiophylla subsp. cardiophylla E. G. Linsley and J. W. MacSwain 1960-3-15 60 -11 Imperial mts. w Plaster City 304 Comment
  UC1970482  Chylismia cardiophylla subsp. cardiophylla Jon Rebman, A. Salywon & C. Christy 1998-3-23 4953 Imperial West of Picacho State Recreation Area; along Indian Pass Road ca. 9.1 mile E of Ogilby Road 149 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
  CAS-BOT-BC160598  Chylismia claviformis subsp. aurantiaca G. H. Mallory 1920-5-12 s.n. Imperial 5 mi south of Ogilby Station by R.R. track Comment
  CAS-BOT-BC160635  Chylismia claviformis subsp. aurantiaca Donald W. Kyhos 1964-3-1 64 -13 Imperial Roadside 4.3 miles south of Mortmar on Highway 111, east of the Salton Sea Comment
  SD256763  Chylismia claviformis subsp. aurantiaca J. M. Andre 2013-3-4 24076 Imperial Cargo Muchacho Mountains; southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. (Araz 7.5'Q) 157 Comment
  UC2015506  Chylismia claviformis subsp. claviformis A. C. Sanders with O. F. Clarke, D. Crowley, S. Brun and D. Gries 1995-3-14 16100 Imperial Salton Sink, W side of Highway 86, S of Travertine Point, 5.0 mi N of Borrego-Salton Seaway(s-22), 3.1 mi N of Marina Drive. Comment
  CAS-BOT-BC160723  Chylismia claviformis subsp. peirsonii Reid Moran 1958-3-1 6514 Imperial Pinto Wash 75 Comment
  CAS-BOT-BC162678  Chylismia claviformis subsp. peirsonii Frank W. Peirson 1922-4-13 2892 Imperial Mountain Springs Grade 457 Comment
  JEPS23455  Chylismia claviformis subsp. peirsonii P. B. Kennedy June 1917 Imperial Coyote Wells Imperial Valley Comment
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Oct 9 2010
  SD173094  Chylismia claviformis subsp. peirsonii Larry Hendrickson, L. Louise Jee 2005-4-22 2054 Imperial Trust for Public Lands Option Properties. Big Wash, approx. 4.6 air miles west of hwy. 86 and 3.0 air miles north of hwy. S-22 (Borrego-Salton Seaway). 124 Comment
  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
  SD200105  Chylismia claviformis subsp. peirsonii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16100 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 2.7 mile W of Hwy. 86; Section 22 (SL22), Palm Wash, Site PHOCAL in sandy arroyo bottom and surrounding mud embankments -9 Comment
  SD243948  Chylismia claviformis subsp. peirsonii Donald Hazlett 1993-3-13 6789 Imperial 3 mi. S of Ocotillo in Davies Canyon 182 Comment
  SD258446  Chylismia claviformis subsp. peirsonii J. M. Andre 2013-3-3 23943 Imperial Yuha Desert, along dirt road 2.2 miles SW of town of Ocotillo, about 1.5 miles S of I-8. In-ko-pah Gorge 7.5'Q) 164 Comment
  SD27694  Chylismia claviformis subsp. peirsonii Allan Keller 207 Imperial Painted Gorge Comment
  UC1183643  Chylismia claviformis subsp. peirsonii Peter H. Raven 1958-1-27 11513 Imperial along rd 4.8 mi n Kane Springs (w side of sea); Salton Sea Comment
  SD143802  Chylismia claviformis subsp. yumae B. Pitzer 1998-2-2 3482 Imperial Algondones Dunes: south terminus of Ogilby Road, on south side of Highway I-8. 60 Comment
  UC1184352  Chylismia claviformis subsp. yumae Peter H. Raven 1958-1-26 11510 Imperial 2.8 mi e Grays Well; Sand Hills Maintenence Station Comment
  CAS-BOT-BC438653  Cistanthe ambigua Robert I. Gilbreath 1974-4-1 0048 Imperial Borrego Desert 15 Comment
  CAS-BOT-BC438655  Cistanthe ambigua J. H. Thomas 1949-4-21 384 Imperial About 10 miles west of Holtville. Comment
  POM121872  Cistanthe ambigua Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA244329  Cistanthe ambigua Larry E. DeBuhr, Gary D. Wallace 1973-3-3 781 Imperial Yuha Basin, Pinto Wash; about 16 miles west of Calexico along Highway 98. Comment
  RSA53987  Cistanthe ambigua D. F. Howe 1949-3-19 s.n. Imperial Andrade. Comment
  RSA802551  Cistanthe monandra Duncan S. Bell 2013-3-24 4614 Imperial The eastern base of the Jacumba Mountains; in Palm Canyon Wash approximately 6.25 air miles southwest of the town of Ocotillo and about 0.25 air mile east of the border of Anza-Borrego Desert State Park. 405 Comment
  POM148076  Cleomella obtusifolia J. B. Feudge 1924-5-21 862 Imperial Coyote Wells, Colorado Desert. 91 Comment
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Oct 9 2010
  SBBG87951  Cleomella obtusifolia A. C. Sanders 1986-3-9 6221 Imperial Painted Gorge Rd, 0.7 mi N off Co Rd 80, 4 mi (airline) NE of Ocotillo, S of Coyote Wash; Yuha Desert 76 Comment
  SD115611  Cleomella obtusifolia Duffie Clemons, Erik Jonsson 1983-4-22 484 Imperial [TRS only, no locality information on label] On desert flat; 17 Palms quad. (IPB 10/07) 29 Comment
  POM184097  Condalia globosa var. pubescens P. A. Munz 1932-4-5 12136 Imperial 2 miles north of Cargo Muchacho Mts. Comment
  UCR267897  Condalia globosa var. pubescens Jim Andre 2013-3-4 23846 Imperial Sonoran (Colorado) Desert, Along Hwy 78, south of Palo Verde Mountains at Milpitas Wash 216 Comment
  UCR269454  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42094 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash 447 Comment
  UCR279151  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42724 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  VVC2225  Condalia globosa var. pubescens Jim Andre 2009-2-26 9876 Imperial Colorado Desert, Palo Verde Mtns; along major power pine corridor (Palo Verde Rd) that runs north south thropough mountains 183 Comment
  CLARK-A1528-4936  Convolvulus arvensis John C. Roos 1937-6-9 1667 Imperial Comment
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May 15 2017
  POM263712  Convolvulus arvensis E. Johnson 1942-6-4 s.n. Imperial East of Holtville. Comment
  UCR264450  Conyza canadensis A. C. Sanders, Jim Malusa 2015-9-7 41806 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 5.5 miles due west of the south end of the Little Mule Mountains, along the road from 'Camp Burt' to new target at 'Invader', wash crossing near road junction to Salvation Pass 401 Comment
  UCR155767  Coreopsis californica Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7237 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
  CDA34395  Coronopus squamatus J. C. Hitchcock 1987-4-14 Imperial Imperial Valley, Canal-Date 49. 0 Comment
  CDA3690  Coronopus squamatus R. Waegner, R. A. Flock 1982-6-1 Imperial Ash 211, El Centro. 0 Comment
  SD143945  Cressa truxillensis G. Helmkamp 1997-2-1 1293 Imperial Imperial Valley: Southwest of Niland along Sinclair Road and just east of Hatfield Road. 54 Comment
  UCR108090  Cressa truxillensis Jon P. Rebman, Maggie Loy 1996-10-28 3777 Imperial Sonoran (Colorado) Desert, Imperial Valley, near agricultural area at the Salton Sea and Lack Road, SE part of Salton Sea Comment
  UCR212920  Cressa truxillensis A. C. Sanders 2010-3-25 37587 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
  SBBG35041  Croton californicus T. L. Secrest 1948-4-8 Imperial W of Yuma Comment
  SD242793  Croton californicus 1993-3-3 Imperial Pinto Canyon Comment
  SEINET2048672 Image available Croton californicus Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6531 Imperial NW of El Centro, about 4 miles S of San Sebastian Natural Area and San Felipe Wash, W of Salton Sea and E of Fish Creek Mountains Comment
  UCR217788  Croton californicus Jim Andre, T. La Doux 2010-3-1 12564 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
  UCR236828  Croton californicus Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18938 Imperial Sonoran (Colorado ) Desert, Southwest of Plaster City on BLM property near the entrance to Plaster City Recreation Area; just north of Hwy S80 and west of Dunaway Road; east of Ocotillo and west of El Centro 1 Comment
  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
  CAS-BOT-BC202494  Croton wigginsii Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9584 Imperial Algodones Sand Hills 1 mile east of Gray's Well on U. S. Highway #80 Comment
  GMDRC2966  Croton wigginsii J. Andre, T. La Doux 2009-2-26 9869 Imperial Algodones Dunes: west end of Algodones Dunes, along N. side of Hwy 78, growing on deep sandy slopes, SW aspect, approx 5% gradient 32 deg. 58.62' N 115 deg. 10.251' W. - 224 ft. 68 Comment
  RSA265281  Croton wigginsii I. L. Wiggins 1937-2-17 8554 Imperial Sand Dunes 20 mile 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
  RSA480696  Croton wigginsii Christopher Davidson 1979-4-28 7767 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob. 79 Comment
  RSA767516  Croton wigginsii J. Mark Porter 2003-3-20 13491 .10 Imperial Imperial Dunes [Algodones Dunes], 4.5 miles west-northwest [294.47 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  SD242795  Croton wigginsii 1994-1-12 Imperial Grays Well Road; Forestry (CDF) cleaning road edges Comment
  SD243879  Croton wigginsii 1977-1-20 Imperial Imperial Sand Dunes Comment
  SEINET3829071  Croton wigginsii J. Mark Porter 2003-1 13483 Imperial Imperial Dunes (Algodones Dunes), ca. 1.9 mi NW of Interstate Highway 8. Comment
  UCD83574  Croton wigginsii Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5914 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 74 Comment
  UCR1507  Croton wigginsii W. R. Moberly 1962-5-13 620513- 05 Imperial Sonoran (Colorado) Desert, 4 mi west of Glamis, along the Brawley to Glamis rd. 91 Comment
  UCR48468  Croton wigginsii Steve Boyd 1986-2-6 1263 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd. 152 Comment
  UCR89731  Croton wigginsii J. M. Stewart 1990-3-14 648 Imperial Sonoran Desert, Glamis Dunes off Interstate Hwy 8 on Gray's Well Road Comment
  UCR85132  Cryptantha A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16052 Imperial Sonoran (Colorado) Desert, Salton Sink; Travertine Point, W side of Hwy 86 just south of the Riverside County line -31 Comment
  SEINET6971877  Cryptantha W. P. Vestal, A. G. Vestal 1955-3-13 s.n. Imperial Colorado Desert on Yuha cutoff, about 8 mile east-southeast of Mountain Springs grade. Comment
  JEPS67456  Cryptantha angustifolia W. L. Jepson 1935-4-20 17086 Imperial between Harper Well and Borrego Springs; Bailey's Well -3 Comment
  JEPS89021  Cryptantha angustifolia Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8311 Imperial 0.2 mi n All-American Canal (along Picacho road, at mouth of Picacho Wash, 5 mi n of its junction with old U.S. Highway 80 (just n of Yuma, Ariz.)); Picacho Wash 60 Comment
  POM368178  Cryptantha angustifolia H. de Forest, Jack Rempel 1932-12-18 16330 Imperial E of Niland. Comment
  RSA0013126  Cryptantha angustifolia J. Mark Porter, Sarah De Groot 2012-4-12 15088 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
  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
  RSA353851  Cryptantha angustifolia R. F. Thorne, R. Rutherford 1964-4-10 33589 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  SD196803  Cryptantha angustifolia Raul Gutierrez 2008-3-11 1877 Imperial Ca. 1.5 mile west of I-8 along Highway 98. 28 Comment
  SD199902  Cryptantha angustifolia Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16555 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 26 (SL26), Amerosa Wash, Site CHOBRE on mesas and surrounding mud and cobble hillsides and arroyos -3 Comment
  SDSU18935  Cryptantha angustifolia C. Matt Guilliams, Jeff Marshall 2008-4-23 628 Imperial Southeast of the intersection of Ogilby Road and I-8. Ca. 30m east of Ogilby Road. 93 Comment
  SEINET3144957  Cryptantha angustifolia R. W. Spellenberg, N. Zucker 2000-3-18 13019 Imperial Hwy 580, 1 km W of Plaster City 75 Comment
  UCR100958  Cryptantha angustifolia B. G. Pitzer 1998-2-2 3490 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  UCR278756  Cryptantha angustifolia Onkar Singh, B. Huttar 2015-3-14 5091 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  UCR279104  Cryptantha angustifolia A. C. Sanders, Jim Malusa 2017-3-11 42797 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., 14 km ESE (96 deg. ) of Niland 95 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
  SEINET7883466 Image available Cryptantha angustifolia Lewis S. Rose 1938-2-4 38052 Imperial Plaster City 0 Comment
  RSA802356  Cryptantha barbigera Duncan S. Bell 2013-3-24 4615 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
  SBBG22791  Cryptantha barbigera D. Myrick 1965-3-1 1058 Imperial Vincent Ranch, 25 mi E of Glamis 487 Comment
  UC669269  Cryptantha barbigera Annie M. Alexander and Louise Kellogg 1941-3-19 1969 Imperial American Girl Mine Colorado Desert, Cargo Muchacho Mountains 205 Comment
  UCD119004  Cryptantha barbigera Grady L. Webster; S. Lynch 1973-3-18 7600 Imperial Campbell Grade, 4.5 miles west of Vallecito Stage Station. 609 Comment
Read comments
Jun 25 2013
  UCR265867  Cryptantha barbigera Mitch Provance 2008-3-15 10125 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
  UCR3224  Cryptantha barbigera V. L. McFarland 1964-4-9 640409- 7 Imperial Sonoran (Colorado) Desert, 2 mi. west of Glamis on Imperial Co. Hwy S78 91 Comment
  POM368298  Cryptantha barbigera Edwin Kline 1920-3-28 s.n. Imperial Colorado Desert, Imperial County. Comment
  UCR85071  Cryptantha barbigera var. fergusoniae A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16059 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
  SDSU22142  Cryptantha clevelandii var. clevelandii Jon Rebman, W. Schmidtmann and G. Kenney 2017-4-11 32969 Imperial Camp Pendleton: northeastern portion of Base south of De Luz Road (paved) and east of De Luz Creek; Training Area Hotel: in a small canyon just east of the dirt road labelled as De Luz Road on Base; on a south-facing slope 82 Comment
  CAS-BOT-BC218858  Cryptantha costata Reid Moran 1958-3-5 6519 Imperial Pinto Wash 75 Comment
  RSA336129  Cryptantha costata R. F. Thorne 1978-5-30 52154 Imperial Algodones Dunes: N. end of Dunes, ca. 2 miles SSE of Regina 61 Comment
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Oct 3 2011
  RSA776460  Cryptantha costata Amber Swanson, Duncan S. Bell 2011-2-26 174 Imperial S side of Hwy 98 near Roys Rd to Pinto Wash. 31 Comment
  SD199912  Cryptantha costata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16090 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
  SEINET2091313  Cryptantha costata G. Rink, A.,B. and D. Phillips 2004-4-14 3014 Imperial Algodones Dunes on the north side of I-8 in the Gordon Well area. 82 Comment
  UC169357  Cryptantha costata S. B. Parish 1913-2-8 8429 Imperial near Travertine Terrace; Salton Basin -53 Comment
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Sep 24 2011
  UCR211317  Cryptantha costata Jim Andre, T. La Doux 2009-2-26 9870 Imperial Sonoran (Colorado) Desert, west end of Algodones Dunes, along north side o Hwy 78 68 Comment
  UCR211324  Cryptantha costata Jim Andre, T. La Doux 2009-2-26 9862 Imperial Sonoran (Colorado) Desert, Borrego Desert, low hills c. 1.5 mi northeast of Ocotillo and Fwy I-8 96 Comment
  SEINET3240494  Cryptantha cycloptera Steven P. MacLaughlin, Janice E. Bowers 1985-1 2962 Imperial Stud Mtn.; Cargo Muchacho Mtns. 366 Comment
  JEPS67561  Cryptantha decipiens W. L. Jepson 1927-4-16 11758 Imperial e of Coyote Wells; Colorado Desert 60 Comment
  UC1787756  Cryptantha decipiens Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7217 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 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
  JEPS67628  Cryptantha holoptera T. S. Brandegee Apr 1905 Imperial near Fish Mt.; Colorado Desert, Split Mt. Comment
  SEINET212382  Cryptantha holoptera Noel H. Holmgren, Patricia K. Holmgren 1973-3-29 6552 Imperial Picacho Road 3.8 miles south of Picacho 18 airline miles north of Yuma. 152 Comment
  UCR246527  Cryptantha holoptera Frank B. McMurry 1943-1 1374 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  POM368289  Cryptantha holoptera H. de Forest 1933-4-10 18307 Imperial Cargo Muchacho Mountains Comment
  GMDRC9393  Cryptantha maritima J. M. Andre 2017-3-4 37233 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
  JEPS22158  Cryptantha maritima Rimo Bacigalupi with Paul Hutchison 1958-2-17 6149 Imperial Ogilby to Blythe road (below summit of road over Palo Verde Mts.); Palo Verde Mts. 213 Comment
  RSA124328  Cryptantha maritima E. K. Balls 1958-3-20 22914 Imperial 2.4 mi. N of U. S Hwy. 80 on rd. to Blythe. 91 Comment
  RSA499626  Cryptantha maritima Robert Gustafson 1983-3-28 2477 Imperial Highway 86, about 2 miles before the Allen Road turnoff, west of the Salton Sea. 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
  SD242758  Cryptantha maritima 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  SD258357  Cryptantha maritima J. M. Andre 2013-3-3 23984 Imperial Yuma West; along frontage rd at RR tracks, just N of I-8, just west of Winterhaven, approx 3 mi NW of Yuma AZ 39 Comment
  UC1929424  Cryptantha maritima Scott D. White, Michael Honer 2003-3-28 8876 Imperial FISH CREEK MOUNTAINS: Unnamed wash between Fish Ck Mts and Split Mountain (San Diego Co.), ca. 10 road miles S of Ocotillo Wells on Split Mtn Rd. South of existing US Gypsum quarry area. Proposed for future gypsum mining. Comment
  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
  UCR103353  Cryptantha maritima George K. Helmkamp, E. Helmkamp 1998-1-24 2595 Imperial Sonoran (Colorado) Desert, Gravel Rd south of Hwy I-8. Rocky hills at W edge of Fort Yuma Indian Reservation. 61 Comment
  UCR103600  Cryptantha maritima George K. Helmkamp, E. A. Helmkamp 1998-3-19 2936 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR139734  Cryptantha maritima B. G. Pitzer 1989-4-15 1258 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Gasline Road, 8.1 mi. north of Seal Camp (Siphon 10) 400 Comment
  UCR212929  Cryptantha maritima A. C. Sanders 2010-3-25 37605 Imperial Sonoran (Colorado) Desert; Salton Trough, Wister, Cedar Wash at Hwy 111, between the highway and railroad -59 Comment
  UCR279447  Cryptantha maritima A. C. Sanders, Jim Malusa 2017-3-26 43075 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
  UCR48454  Cryptantha maritima Steve Boyd 1986-2-6 1245 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
  UCR245065  Cryptantha micrantha var. lepida Jon P. Rebman, Melanie Howe 1997-4-5 3902 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 Comment
  PASA1991  Cryptantha nevadensis Frank W. Peirson 1922-4-13 Imperial Foot of Mountain Springs Grade Comment
  SEINET3240017  Cryptantha nevadensis Larry Hendrickson, Jon Rebman, et al. 2005-1 3210 Imperial Picacho State Recreation Area, Bear Canyon Wash, approx. 1.5 SW of Colorado River. 115 Comment
  UCR269888  Cryptantha pterocarya var. cycloptera A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42206 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  UCR268938  Cryptantha pterocarya var. pterocarya Jim Andre 2015-3-3 31394 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, 0.2 mi south of Hwy 8 at In-ko-pah exit, just east of San Diego Co. line 963 Comment
  SD155822  Cryptantha pterocarya var. purpusii Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7211 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 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
  CDA6706  Cucumis melo var. dudaim R. A. Flock 1969-11-11 Imperial South Eucalyptus 61A, Seeley. 0 Comment
  JEPS46523  Cucurbita digitata W. L. Jepson 1912-11-2 5281 Imperial upper end Cibola Valley Comment
  RSA394334  Cucurbita palmata H. de Forest, Jack Rempel 1932-12-18 s.n. Imperial Between Glamis and Ruthveu Comment
  RSA0125405  Cucurbita palmata Carol Worthman 1967-4-11 28 Imperial 18 mi. NW of Ocotillo on S2. Comment
  SEINET3093840 Image available Cuscuta campestris W. W. Wright 1966-8-16 sn Imperial Brawley. Comment
  SD139150  Cylindropuntia bigelovii Jon P. Rebman, Maggie Loy 1996-10-27 3743 Imperial Just east of Ogilby Road (S34), on Highway 78 (Ben Hulse Highway), between Palo Verde and Brawley. (IPB 10/07) 249 Comment
  UCR269101  Cylindropuntia bigelovii Marc A. Baker, Michelle Cloud-Hughes 2016-1-22 18482 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 18 km (11 mi) northeast of Niland, 2.8 km south-southwest of Beal Well, along Niland-Blythe Road, 62 km north-northeast of central El Centro, 1.1 km north of the summit of Lion Head Mountain 348 Comment
  VVC3123  Cylindropuntia bigelovii Tim Thomas, T. Salvato 2012-10-24 5914 Imperial Sonora Desert, Chuckwalla Bench, 3 miles WSW of Indian Well just south of utility road. 591 Comment
  SD250470  Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-3-20 17719 3 Imperial Chuckwalla Spring; south side of Chuckwalla Mountains, along Graham Pass Road, 1.7 km east of its intersection with Bradshaw Trail 55 km WSW of Blythe. 473 Comment
  RSA0072257  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2013-4-16 17730 Imperial Lower bajada on south side of Chuckwalla Mountains, Graham Pass Road, 350m NE of its intersection with Bradshaw Trail, 4km SW of Graham Pass, 58km WSW of Blythe. 499 Comment
  SEINET2057211 Image available Cylindropuntia echinocarpa Jon P. Rebman, Maggie Loy 1996-10-27 3746 Imperial Just E of Ogilby Road (S34) on Hwy 78 (Ben Hulse Hwy), between Palo Verde and Brawley. 250 Comment
  SEINET3271752  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2012-9-11 17612 Imperial Harpers Well 7.5' USGS topographic quadrangle Zone; north edge of San Felipe Creek, 1.5km northwest of Harper's Well, 6.5km west-southwest of intersection of Highway 78 and Highway 86S, 28km west-northwest of Westmorland. -35 Comment
  SBBG119048  Cylindropuntia munzii S. J. DeGroot with T. Thibault, V. Arvizu, L. Gross, L. Rojas 2004-5-13 4316 Imperial Beal Rd near Surveyor's Pass, Chocolate Mtns 645 Comment
  SDSU15552  Cylindropuntia ramosissima Jon Rebman, J. Dowd, V. Gallego 2000-4-21 6557 Imperial Along Ogilby Rd. Comment
  UCD83662  Cylindropuntia ramosissima Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-8 5897 Imperial BLM Algodones Dunes Natural Area. East side of dunes. 4.6 mi N of Hwy 78 and W of Kipf Rd. 89 Comment
  UCR138110  Cylindropuntia ramosissima Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6557 Imperial Sonoran (Colorado) Desert, Along Ogilby Road 183 Comment
  UCR155787  Cylindropuntia wolfii Jon P. Rebman, O. Solis 2001-5-4 7307 Imperial Peninsular Range/Sonoran (Colorado) Desert, Mountain Springs Grade, just south of Interstate 8 670 Comment
  UCD60068  Cynodon dactylon L. Y. Leonard 1919-5-19 X 3003 Imperial El Centro. Comment
  SD126199  Cyperus laevigatus Steven P. McLaughlin, Janice E. Bowers 1986-3-17 3241 Imperial Edge of lake, just southwest of Imperial Dam, occasional along water's edge. Comment
  UC1100654  Cyperus laevigatus Malcolm A. Nobs 1948-9-5 553 Imperial above Laguna Dam (lower Colorado R.); Colorado R. Comment
  CAS-BOT-BC113947  Cyperus odoratus Samuel B. Parish 1912-10-20 8282 Imperial River bottom, Ft. Yuma. Comment
  UCR264771  Cyperus strigosus Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-25 28816 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
  SEINET3223210 Image available Dactyloctenium aegyptium Jon Rebman, Maggie Loy 1996-10-26 3726 Imperial South of Seeley; east of Fig Lagoon along the New River. 20 Comment
  SEINET8005954  Dactyloctenium aegyptium Jon P. Rebman 1996-10-26 3726 Imperial Seeley, S de Seeley 20 Comment
  RSA676132  Dalea J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness Comment
  JEPS41695  Dalea mollis L. M. Newlon 1922-4-1 405 Imperial near Coyote Wells Comment
  UC1228543  Dalea mollis C. L. Hitchcock and C. V. Muhlick 1962-3-18 22226 Imperial 9.2 mi. n.e. Glamis (on rd. to Blythe) Comment
  UCD105695  Dalea mollis Kenneth A. Wilson 1964-4-11 1318 Imperial Orita-Glamis Road, 3 miles east of East Highline Canal. Comment
  UCD77588  Dalea mollis Robert E. Preston 1997-12-11 1077 Imperial Mesquite Mine 243 Comment
  UCR138351  Dalea mollis Sue Bell 1998-2-28 298 Imperial Sonoran (Colorado) Desert, Along road to Ferguson Lake Comment
  UCR278784  Dalea mollis Onkar Singh, B. Huttar 2015-3-21 5162 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 95 bombing Range 22 Comment
  RSA0026275  Dalea mollissima Jim Andre 2013-3-4 24159 Imperial Along Ogilby Rd., 22 miles N of I-8, 4 miles south of jct with Highway 78. 242 Comment
  RSA404192  Dalea mollissima Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7782 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob. 79 Comment
  RSA709585  Dalea mollissima Scott D. White, Jennifer H. Jones 2005-4-19 10955 Imperial Fish Creek Mountains. 152 Comment
  SD125093  Dalea mollissima Steven P. McLaughlin, Janice E. Bowers 1984-2-28 2749 Imperial Indian Pass Road, 4.6 miles northeast of Ogilby Road, rocky basaltic slope. 244 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
  SD242813  Dalea mollissima Andrea Laltoo 2005-3-26 30 Imperial Yuha Desert Area of Critical Environmental Concern, in wash W of De Anza campground, S of route 294 132 Comment
  SD242815  Dalea mollissima Stephen Larson 1984-4-6 Imperial [Locality determined by SDNHM] East end of Pinto Wash Comment
  SD256740  Dalea mollissima J. M. Andre 2013-3-4 24064 Imperial Cargo Muchacho Mountains; southeast side of range, ca. 12 miles NW of Yuma just west of Barney Oldfield Rd, 5.0 miles north of Jct I-8. 157 Comment
  SDSU13433  Dalea mollissima H. Wedberg 1966-3-26 1168 Imperial On the road from Vallecito Valley to Hwy 30 and Ocotillo, 0.1 mi. south of San Diego county. 274 Comment
  SEINET10452753  Dalea polyadenia David B. Dunn 1941-4-12 Dunn 1161 Imperial At mouth of box canyon in hard sandy wash. Ne end of salton sea nearby. Comment
  CDA5743  Datura discolor T. C. Fuller 1959-4-8 2224 Imperial Wedge of the Colorado River, 12.5 miles south of Palo Verde, San Bernardino. 0 Comment
  JEPS12209  Datura discolor S. B. Parish 1912-10-18 8336 Imperial Dixieland Ft. Yuma (Salton Basin); Salton Basin -15 Comment
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Mar 12 2011
  RSA643345  Datura discolor R. D. Goeden, D. W. Ricker 1978-1-12 s.n. Imperial Colorado Desert: Sandy desert wash [Coyote Wash?], S of Ocotillo 128 Comment
  SD83116  Datura discolor Helen V. Witham 1972-12-12 1778 Imperial open desert, narrow drainage 4 mi. east of Ocotillo 149 Comment
  SEINET13297626 Image available Datura discolor A. C. Sanders, Jim Malusa 2016-1 42106 Imperial Sonoran (Colorado) Desert: 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 (Tortuga 7.5' Q.) 122 Comment
  UC334167  Datura discolor unknown 1881-11-29 Imperial Colorado River El Rio; , El Rio Comment
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Dec 18 2014
  UCR165625  Datura discolor 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
  UCR201791  Datura discolor A. C. Sanders 2009-1-27 36163 Imperial Sonoran (Colorado) Desert, site of Ogilby, just N of the RR crossing on Ogilby Rd. 108 Comment
  UCR245089  Datura discolor A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40390 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
  UCR269476  Datura discolor A. C. Sanders, Jim Malusa 2016-3-6 42106 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash area on dirt road toward Hayden Well from Ted Kipf Rd., 4.18 km NE (68 deg. ) of Tortuga Siding on the railroad 122 Comment
  RSA421910  Datura wrightii Edwin Kline 1920-9-2 s.n. Imperial [Unspecified] Comment
  SD260232  Descurainia pinnata A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42213 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, C. 0.8 km NE of Beal Well and c. 0 - 0.4 km east of old Niland-Blythe Rd. Alluvial slope among rocky (mostly granitic) hills. 427 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
  UCR269466  Descurainia pinnata A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42078 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  SD159063  Descurainia pinnata subsp. glabra Jon P. Rebman 2001-3-14 7123 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  SD254569  Descurainia pinnata subsp. glabra A. C. Sanders, Jim Malusa 2016-1-23 41962 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well (Lion Head Mountain 7.5'Q) 415 Comment
  RSA27477  Descurainia pinnata subsp. halictorum I. L. Wiggins 1941-3-25 9629 Imperial Beal Well, Chocolate Mtns. Comment
  CAS-BOT-BC292147  Dicoria canescens Eva Wilson 1956-12-26 2 -A Imperial El Centro Comment
  CAS-BOT-BC292149  Dicoria canescens Eva Wilson 1956-11-1 5 Imperial Near Signal Mountain Comment
  POM356422  Dicoria canescens Robert Gustafson, Sterling Keeley 1983-5-6 2566 Imperial Gray's Well Road off Hwy 8, vicinity of the old Plank Rd. Marker 43 Comment
  UCR134119  Dicoria canescens June Latting 1978-5-1 s.n. Imperial Sonoran (Colorado) Desert, Imperial Sand Dunes, Ogilby Road at I-8 69 Comment
  CAS-BOT-BC292238  Dieteria asteroides var. asteroides D. A. Johansen; J. A. Ewan 1932-4-13 7124 Imperial Ross' Corner, Yuma Indian Reservation Comment
  CAS-BOT-BC292245  Dieteria asteroides var. asteroides Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma Comment
  SD208306  Dieteria asteroides var. asteroides Ian Cain 2010-8-11 1552 Imperial Southeast of Palo Verde. 1.4 km northeast of intersection of interstate 78 and Butler Road, on the north bank of the Colorado River 71 Comment
  SEINET236821 Image available Digitaria eriantha C. Reeder 1944-9-26 152 Imperial Grass Nursery A 14/4 US Yuma Field Station; Bard. Comment
  SEINET3222923 Image available Dinebra panicea subsp. mucronata A. C. Sanders 1988-11-6 8747 Imperial Imperial Valley between Brawley and Westmorland, E side of Hwy 86 at intersection with Kalin Rd and Tamarack Canal crossing, 1.6 miles NW of the New River crossing at Brawley. 34 Comment
  UCD64331  Distichlis spicata var. divaricata B. A. Madson 1938-1 Imperial Salton Sea. Comment
  JEPS22532  Ditaxis lanceolata Rimo Bacigalupi with Paul Hutchison 1958-2-18 6178 Imperial 2.5 mi. n. of rd. summit on rd. from Blythe to Ogilby; Palo Verde Mts. 175 Comment
  RSA421604  Ditaxis lanceolata N. C. Cooper 1949-3-17 3095 Imperial Colorado Desert, Coyote Wells. 304 Comment
  RSA709589  Ditaxis lanceolata Scott D. White, Jennifer H. Jones 2005-4-19 10963 Imperial Fish Creek Mountains. 152 Comment
  UCR200256  Ditaxis lanceolata J. M. Porter, Orlando Mistretta 2003-6-5 13616 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
  UCR266578  Ditaxis lanceolata A. C. Sanders, J. Malusa 2016-1-22 41943 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range 412 Comment
  UCR33538  Ditaxis lanceolata Sears 1978-4-11 1145 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mts. transect Comment
  RSA0026269  Ditaxis neomexicana J. Andre 2013-3-4 24147 Imperial Along Ogilby Rd., 22 miles N of I-8, 4 miles south of jct with Highway 78. 242 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
  SD200401  Ditaxis neomexicana Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16669 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), near north fork of Big Wash, Site TRICAL on mesas and surrounding hillsides 57 Comment
  UC984889  Ditaxis neomexicana Eva M. Wilson 1946-2-16 Imperial Plaster City Comment
  UCR163961  Ditaxis neomexicana B. G. Pitzer 1998-2-2 3508 Imperial Sonoran (Colorado) Desert, extension of Sidewinder Road, S and west of Pilot Knob RV park/campground, c. 1 mi. airline SW of Pilot Knob, on and adjacent to N berm of All-America Canal, c. 3.2 road mi. past the RV park 61 Comment
  UCR163971  Ditaxis neomexicana B. G. Pitzer 1998-2-2 3529 Imperial Sonoran (Colorado) Desert, Indian ['Tumco'] Wash, where powerline crosses Ogilby Road 198 Comment
  UCR239474  Ditaxis neomexicana A. C. Sanders, Mitch Provance 2012-10-23 40456 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., NE of Arroyo Seco, SW of volcanic hill, 1.5 km SSE (174 deg. ) of Raineys Well 515 Comment
  UCR265258  Ditaxis neomexicana Jon P. Rebman, John La Grange, Warren Schmidtmann 2014-9-26 28839 Imperial Algodones Dunes, east of Brawley, north of Hwy 78 at Glamis and west of the railroad and Ted Kipf Road; on the eastern edge of the dune field 90 Comment
  POM2687  Ditaxis serrata var. serrata L. R. Abrams 1907-12-29 s.n. Imperial Mount Signal Comment
  CAS-BOT-BC43593  Dithyrea californica Edmund C. Jaeger 1939-2-8 s.n. Imperial Near Wiley's Well at east end of Chuckawalla Mountains. 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
  SD35543  Dithyrea californica L. M. Huey 1945-3-11 Imperial 5 miles west of Pilot Knob Comment
  UCR122305  Dithyrea californica 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
  SD155811  Draba cuneifolia var. integrifolia Jon P. Rebman 2001-3-16 7204 Imperial Jacumba Natural Area, In-Ko-Pah Mountains, near Smuggler's Cove. (IPB 10/07) 1046 Comment
  RSA431658  Dyssodia porophylloides H. de Forest, Jack Rempel 1933-4-10 17448 Imperial Pass in Mountains, Chocolate Mountains, Colorado desert 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
  SD139641  Echinocactus polycephalus var. polycephalus Jon P. Rebman, Maggie Loy 1996-10-27 3747 Imperial Northeast of Ogilby Road (S34), on Highway 78 (Ben Hulse Highway), between Palo Verde and Brawley. 214 Comment
  JEPS66855  Echinocereus engelmannii W. L. Jepson 1912-11-1 5277 Imperial Lower Palo Verde Valley , Lower Palo Verde Valley (along the Colorado River) 73 Comment
  SBBG119050  Echinocereus engelmannii S. J. DeGroot with T. Thibault, V. Arvizu, L. Gross, L. Rojas 2004-5-13 4328 Imperial Beal Rd W/SW of Surveyor's Pass, Chocolate Mtns 399 Comment
  JEPS73984  Echinochloa colona S. B. Parish 1912-10-21 8245 Imperial Colorado R., Ft. Yuma Comment
  LA106036  Echinochloa colona A. C. Sanders; 1988-11-6 8749 Imperial Imperial Vallye bettween Brawley and Westmoreland E side of Hwy 86 at intersection with Kalin Rd and Tamarack Canal crossing, 1.6 mi NW of the New River crossing at Brawley -10 Comment
  SD139721  Echinochloa colona Jon Rebman, Maggie Loy 1996-10-27 3754 Imperial S of Palo Verde: Palo Verde Valley area: along agricultural fields just west of the Colorado River 4 Comment
  SEINET8006087  Echinochloa colona Jon P. Rebman 1996-10-26 3725 Imperial Seeley, S de Seeley 20 Comment
  UC1131529  Echinochloa colona H. S. Yates 1937-7-4 6814 Imperial El Centro; El Centro Quad. 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
  POM365269  Echinochloa colona S. B. Parish 1912-10-18 8241 Imperial Holtville, Salton Basin -5 Comment
  UCD60833  Echinochloa crus-galli W. W. Mackie 1921-11-1 Imperial Imperial Valley, Calipatria. 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
  UCD49726  Eleocharis geniculata S. Galen Smith; Malcolm A. Nobs 1948-9-5 556 Imperial Above Laguna Dam, lower Colorado River, Imperial County. Comment
  RSA0013121  Emmenanthe penduliflora J. Mark Porter, Sarah J. De Groot 2012-4-12 15093 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
  RSA401462A  Emmenanthe penduliflora N. C. Cooper 1949-3-17 3115 Imperial Mountain Springs. 610 Comment
  CAS-BOT-BC131288  Encelia farinosa C. L. Hitchcock 1968-3-12 25442 Imperial 5 mi. n.w. of Coyote Wells Comment
  SD144913  Encelia farinosa Jon Rebman, A. Salywon & C. Christy 1998-3-23 4948 Imperial West of Picacho State Recreation Area; along Indian Pass Road ca. 9.1 mile E of Ogilby Road 149 Comment
  SD256690  Encelia farinosa J. M. Andre 2013-3-4 24101 Imperial Cargo Muchacho Mountains; west side of range, along Ogilby Rd, approx. 8.4 miles north of Jct Interstate 8. (Hedges 7.5'Q) 166 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
  SEINET3828046  Encelia farinosa J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13409 Imperial Imperial Dunes Recreational Area (Algodones DUnes), ca. 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  UC1118067  Encelia farinosa N. French 1934-2-21 204 Imperial Quad.Carrizo 304 Comment
  UCR165467  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 15 and 16, c. 2 miles NE of Frink and c. 10 miles east of Bertram 23 Comment
  UCR165477  Encelia farinosa John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 12 and 13, c. 4 miles east of Wister 29 Comment
  UC370473  Encelia farinosa H. E. Parks and S. T. Parks 1929-2-10 378 Imperial 152 Comment
  POM303046  Encelia farinosa var. farinosa P. A. Munz 1941-3-29 16592 Imperial Durmid. Comment
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Sep 18 2012
  RSA18962  Encelia farinosa var. farinosa Roxana S. Ferris, Ruth P. Rossbach 1938-5-18 9632 Imperial Upper end of Painted Gorge, Carisso Mts. Comment
  SD190602  Encelia farinosa var. phenicodonta Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3157 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  RSA643365  Encelia frutescens J. P. Rebman, Adrienne Russell 1997-9-6 4205 Imperial West of Plaster City: along Painted Gorge Road, north of S-80. 40 Comment
  SD173217  Encelia frutescens Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-22 1739 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
  SD173218  Encelia frutescens Larry Hendrickson, L. Louise Jee 2005-4-22 2062 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
  UC1777706  Encelia frutescens Donald W. Kyhos 1964-2-27 64 -5 Imperial 3 miles southeast of Imperial County line on Hwy 99, at bridge number 58-70. Comment
  UC2015581  Encelia frutescens A. C. Sanders with G. Helmkamp & P. MacKay 1995-3-12 16055 Imperial Salton Sink: Travertine Point, W side of Highway 86 just S of the Riverside Co. line. Comment
  UCR171224  Encelia frutescens John F. Green 2005-3-3 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, east of Salton Sea, c. 4 mi N of Niland; Coachella Canal right of way, between siphons 10 and 11 46 Comment
  UCR264462  Encelia frutescens A. C. Sanders, Jim Malusa 2015-9-7 41813 Imperial Sonoran (Colorado) Desert, northern edge of Chocolate Mountains Aerial Gunnery Range, Skyline Dr., 1.47 miles west of the wash at the western foot of the Little Mule Mountains 384 Comment
  RSA93864  Encelia frutescens F. W. Peirson 1922-4-12 2875 Imperial 2 miles E of Coyote Well, on El Centro to San Diego road. Comment
  SEINET11859842  Encelia frutescens L. S. Rose 1938-2-4 38046 Imperial Plaster City 0 Comment
  SEINET7048012  Encelia frutescens Steven R. Hill, Kate Kramer 2001-4-27 33479 Imperial California Route 86/78, west side of road, near Kane Spring, 0.6 mile southeast of U.S. Border Patrol Station at San Felipe Wash bridge. About 3.3 miles southwest of the Salton Sea margin. Elevation about -170 feet. Comment
  SDSU13317  Encelia frutescens var. frutescens Shawn Johnston 2000-3-26 6 Imperial Off of interstate 8 go left on state highway S-2 until you reach Shell Canyon Rd. Make a right and continue down the road for several miles where the plant was found growing off the side of the road. 219 Comment
  SD260139  Ephedra aspera A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42095 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, upper Mammoth Wash, below slot canyon from the south (Mammouth Wash 7.5'Q) 470 Comment
  SEINET909551  Ephedra aspera Steven P. MacLaughlin, Janice Bowers 1985-1 2959 Imperial N end of Stud Mt. Cargo Muchacho Mtns. 366 Comment
  HSC93647  Ephedra californica L. C. Wheeler 1955-4-6 7122 Imperial Palo Verde: 3 miles SSW of. Comment
  SD143078  Ephedra californica Jon P. Rebman, Mike Simpson 1997-5-28 4127 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cave area, south of Mountain Spring. (IPB 10/07) Comment
  SEINET2048875 Image available Ephedra californica Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-21 6566 Imperial Inkopah Mountains Jacumba Wilderness Area 1000 Comment
  UC484268  Ephedra californica C. B. Wolf 1931-3-12 1871 Imperial 12 mi nw of Westmoreland Comment
Read comments
May 14 2013
  UCR138106  Ephedra californica Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6565 Imperial Inkopah Mtns, Jacumba Wilderness Area 1000 Comment
  SEINET7995849  Ephedra californica Jon P. Rebman 2000-4-21 6565 Imperial In-Ko-Pah Mountains, Jacumba Wilderness Area 1000 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
  UC669236  Ephedra nevadensis Annie M. Alexander and Louise Kellogg 1941-3-21 1989 Imperial Beal Well Basin Chocolate Mountains, Beal Well Basin (among rocks on slope) 410 Comment
  CAS-BOT-BC81724  Ephedra nevadensis Annie M. Alexander; Louise Kellogg 1941-3-21 1989 Imperial Beal Well Basin, Chocolate Mountains 410 Comment
  CAS-BOT-BC81749  Ephedra trifurca Roxana S. Ferris 1928-4-19 7128 Imperial Yuma-El Centro Road Comment
  CAS-BOT-BC81871  Ephedra trifurca Robert F. Thorne; Robert Rutherford 1964-4-10 33569 Imperial sand dunes ca 17 miles w. of Yuma near rest stop on Hwy. 80, SE Imperial County Comment
  NY70650  Ephedra trifurca R. S. Ferris 1928-4-19 7128 Imperial Yuma-El Centro Road 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
  SD112331  Ephedra trifurca Darley F. Howe 1949-3-19 1976 Imperial Between Holtville and Yuma Comment
  SD43743  Ephedra trifurca Darley F. Howe 1949-3-19 Imperial Between Holtville and Yuma Comment
  UC1302416  Ephedra trifurca Robert F. Thorne and Robert Rutherford 1964-4-10 33569 Imperial sand dunes ca. 17 mi w Yuma (near rest stop on Hwy 80, se Imperial County) Comment
  UCD83577  Ephedra trifurca Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5916 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 72 Comment
  UCR142997  Ephedra trifurca Edwin Kline 1920-3-13 s.n. Imperial Sonoran (Colorado) Desert, sand dunes near Arizona border 200 Comment
  UCR252835  Ephedra trifurca Jim Andre 2013-3-3 23985 Imperial Sonoran (Colorado) Desert, along frontage road at RR tracks, just N of Hwy I-8, just west of Winterhaven, c. 3 mi NW of Yuma, AZ 40 Comment
  SDSU3642  Ephedra trifurca Vonnie Varner 1962-4-1 Imperial 15 miles from HWY. 115 off road labeled R-2. Comment
  SD19727  Epilobium canum subsp. latifolium Frank F. Gander 1937-10-27 4658 Imperial In-Ko-Pah Gorge. (IPB 10/07) Comment
  SD152331  Equisetum hyemale subsp. affine Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6550 Imperial West of Glamis along Highline Canal, and east of Brawley, and just north of Highway 78. Comment
  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
  UCD62932  Eragrostis lehmanniana G. Goodding; C. Reeder 1943-6-24 Imperial U. S. Yuma Field Station, Bard. Comment
  CAS-BOT-BC421487  Eremalche rotundifolia L. Nye; G. Gust 2005-3-5 11 Imperial Off S2, ca. 6 miles NW of Ocotillo. 361 Comment
  POM156468  Eremalche rotundifolia L. R. Abrams 1903-4-2 3218 Imperial Signal Mountain, Colorado Desert. 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
  SD200061  Eremalche rotundifolia Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16619 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
  SD211422  Eremalche rotundifolia Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18893 Imperial Southwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; just N of a powerline road 49 Comment
  SEINET3001872 Image available Eremalche rotundifolia Norman C. Cooper 1949-3-17 3081 Imperial Coyote Wells 152 Comment
  SEINET5584588  Eremalche rotundifolia Stephen Hale 2010-1 Imperial Rolling terrain just north of northern foothills of the Palovere Mountains at southern end of Paloverde Mesa near the WAPA Blythe-Knob transmission line 120 Comment
  UCR279067  Eremalche rotundifolia A. C. Sanders, Jim Malusa 2017-3-11 42823 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., 18.25 km east (92 deg. ) of Niland 198 Comment
  RSA681364  Eremalche rotundifolia Scott D. White, Michael Honer 2003-3-28 8882 Imperial Fish Creek Mountains: Unnamed wash between Fish Ck Mts and Split Mountain (San Diego Co.), ca. 10 road miles S of Ocotillo Wells on Split Mtn Rd. South of existing US Gypsum quarry area. 152 Comment
  SD80848  Eremocarya micrantha var. micrantha Helen V. Witham 1970-3-1 706 Imperial Lower Pinto Wash 299 Comment
  CDA37524  Eremothera boothii subsp. condensata T. C. Fuller 1962-4-4 8060 Imperial Highway 98 to Calexico, 16.0 miles east of Ocotillo. 0 Comment
  JEPS22138  Eremothera boothii subsp. condensata Rimo Bacigalupi with Paul Hutchison 1958-2-16 6113 Imperial just s Nilan; Colorado Desert -38 Comment
  JEPS33748  Eremothera boothii subsp. condensata L. M. Newlon 1922-4-1 389 Imperial 3 mi w Coyote Wells (sw Imperial Co.); Colorado Desert Comment
  RSA0015938  Eremothera boothii subsp. condensata Jim Andre 2013-3-3 23965 Imperial Yuha Desert, along Highway 98 approx. 7 miles SE of Ocotillo, just outside Crucifixion Thorn Natural Area. 108 Comment
  SD173098  Eremothera boothii subsp. condensata Larry Hendrickson, L. Louise Jee 2005-4-22 2069 Imperial Trust for Public Lands Option Properties. Big Wash, approx. 4.6 air miles west of hwy. 86 and 3.0 air miles north of hwy. S-22 (Borrego-Salton Seaway). 124 Comment
  SD191955  Eremothera boothii subsp. condensata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14448 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
  SDSU8918  Eremothera boothii subsp. condensata Scott McMillan 1992-3-8 8 II92B Imperial About 100 feet off of Hwy S-2 in sandy soil, about 3 miles NW of the town of Ocotillo. Comment
  GMDRC9392  Eremothera chamaenerioides J. M. Andre 2017-3-4 37231 Imperial Cargo Muchacho Mountains: west end of range on BLM Rd #664, 0.6 mi. east of Ogilby Rd, approx 15 mi. south of jct Hwy 78 and 10 mi. north of Interstate 8 201 Comment
  JEPS22533  Eremothera refracta Rimo Bacigalupi with Paul Hutchison 1958-2-18 6177 Imperial n side of mts. 2.5 mi n road summit on road from Blythe to Ogilby (canyon-side); Palo Verde Mountains 175 Comment
  UCR269677  Eremothera refracta A. C. Sanders, Jim Malusa 2016-3-17 42311 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
  UCR279467  Eremothera refracta A. C. Sanders, Jim Malusa 2017-3-27 43099 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon mouth 12 km NE (53 deg. ) of Bombay Beach, overlooking Frink and the Salton Sea 226 Comment
  RSA792517  Ericameria cuneata var. spathulata Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4421 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  UCSB16149  Ericameria linearifolia Keefe, Joseph 1963-3-16 Imperial 20 meters south of road; 3.9 miles east of turnoff to Desert View Tower, on U.S. Highway 80 609 Comment
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Mar 13 2013
  SD126292  Erigeron canadensis Steven P. McLaughlin, Janice E. Bowers 1985-9-11 3051 Imperial Sandy ground along Colorado River just east of Ft. Yuma. Comment
  UCD65698  Eriochloa acuminata R. Tofsrud 1951-6-1 Imperial Bard. Comment
  UC573701  Eriochloa acuminata var. acuminata H. S. Yates 1937-7-4 6815 Imperial El Centro 30 Comment
  HSC35300  Eriochloa aristata C. Reeder 1944-6-29 1572 Imperial U. S. Yuma Field Station Comment
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Sep 18 2010
  RSA643771  Eriochloa aristata var. aristata Jon P. Rebman, Maggie Loy 1996-10-27 3752 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
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May 30 2018
  UC1594443  Eriochloa contracta John R. Reeder and Charlotte G. Reeder 1987-10-1 8158 Imperial 9.5 km n of Holtville (on CA 115); CA 115 0 Comment
  UCD65729  Eriochloa contracta R. Tofsrud 1951-6-1 Imperial Bard. Comment
  SEINET6631354  Eriogonum davidsonii Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons & Anh Phan 2013-1 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
  SD129222  Eriogonum deflexum R. McKernan 1989-9-29 Imperial Chocolate Mountains, 8 km E of Pegleg Well, Impact area runway 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
  UCR249696  Eriogonum deflexum T. B. Salvato 2012-10-25 7257 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 5 km west-southwest of Rainey Well 601 Comment
  UCR264463  Eriogonum deflexum A. C. Sanders, Jim Malusa 2015-9-8 41819 Imperial Sonoran (Colorado) Desert, Milpitas Wash watershed, c. 2 miles NE of the SE edge of Chocolate Mountains Aerial Gunnery Range, along Midway Well Rd. c. 3.9 miles NW of Hwy 78 259 Comment
  HSC17266  Eriogonum deflexum var. deflexum C. L. Hitchcock, C. V. Muhlick 1964-3-21 23215 Imperial 21 mi. N of Ogilby. Comment
  RSA393286  Eriogonum deflexum var. deflexum N. C. Cooper 1949-3-16 3053 Imperial West of Yuma. 244 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
  SEINET3240154  Eriogonum deflexum var. deflexum Jon Rebman, W. Schmidtmann & V. Marshall 2008-1 14488 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy, 86; Section 10 (SL10), in Grave Wash, Site LARTR1 in arroyo bottom and surrounding embankments. -31 Comment
  UC85788  Eriogonum deflexum var. deflexum T. S. Brandegee Nov. 1891 Imperial Salton Comment
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Sep 11 2011
  CAS-BOT-BC246463  Eriogonum deserticola Marcus E. Jones 1928-12-28 s.n. Imperial Sand Dunes near Yuma Comment
  CAS-BOT-BC246474  Eriogonum deserticola John H. Thomas 1967-9-8 14103 Imperial Between El Centro and Yuma, near the All American Canal crossing Comment
  CAS-BOT-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-BC246485  Eriogonum deserticola Susan G. Stokes 1934-9-9 130 Imperial Near Kane Springs Comment
  HSC25152  Eriogonum deserticola Richard Spjut 1972-2-16 2196 Imperial Colorado Desert; west of Yuma Comment
  JEPS29274  Eriogonum deserticola Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-19 8300 A Imperial sand hills 3.6 mi w of Glamis (just w of Osborne Peak) 91 Comment
  LA206750  Eriogonum deserticola Peter H. Raven; 1961-10-8 16832 Imperial US Hwy 80, 2 mi E of junction with State Hwy 98 0 Comment
  POM160441  Eriogonum deserticola Marcus E. Jones 1928-12-28 s.n. Imperial Sand dunes near Yuma. Comment
  POM211232  Eriogonum deserticola R. H. Peebles 1934-9-11 10007 Imperial West of Yuma. Comment
  RSA289352  Eriogonum deserticola Unspecified 1980-3-15 59 Imperial Western Salton Sea, 27km due WNW of Westmorland -21 Comment
  RSA423098  Eriogonum deserticola Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-29 7799 Imperial SW of railroad access road towards Glamis. foredunes of Pilot Knob Mesa, NE of Sand Hills. 107 Comment
  RSA65130  Eriogonum deserticola I. T. Weeks 1929-8-20 s.n. Imperial 12 miles W of Grays Well, S of U.S. Hwy 8. Comment
  SD143786  Eriogonum deserticola B. Pitzer 1997-10-18 3321 Imperial Immediately S of Hwy I-8 at the Ogilby Rd entrance. 91 Comment
  SD143787  Eriogonum deserticola G. K. Helmkamp, E. Helmkamp 1998-1-24 2582 Imperial Between Hwy I-8 & the All-American Canal across from the Brock Research Center (ca. 3 mi E of the jct of Hwy CA-98 with I-8) 46 Comment
  SD51851  Eriogonum deserticola Peter H. Raven 1961-10-8 16832 Imperial U.S. Highway 80. 2 miles east of junction with State Highway 98. 0 Comment
  SD61060  Eriogonum deserticola Darley F. Howe 1964-8-11 4019 Imperial Sand dunes, 23.1 mi. east of Brawley on road to Glamis Comment
  SDSU6579  Eriogonum deserticola D. F. Howe 1965-5-13 4030 Imperial Sand dunes 23.1 miles east of Brawley. Comment
  SEINET6170770 Image available Eriogonum deserticola Carl B. Wolf 1932-1 4347 Imperial 3 miles South of Kane Springs -30 Comment
  UCR108095  Eriogonum deserticola Jon P. Rebman, Maggie Loy 1996-10-27 3764 Imperial Sonoran (Colorado) Desert, Algodones Dunes, north of Glamis. 60 Comment
  UCR248089  Eriogonum deserticola Duncan S. Bell 2012-11-11 4359 Imperial Sonoran (Colorado) Desert, Algodones Dunes, north section of dunes, c. 20 air miles northwest of the junction of Hwy 78 and the Southern Pacific Railroad tracks, and c. 16.5 air miles southeast of Niland 60 Comment
  UCR99994  Eriogonum deserticola B. G. Pitzer 1997-10-18 3321 Imperial Sonoran (Colorado) Desert, Immediately south of Hwy I-8 at the Ogilby Road entrance to the freeway; S end of Algodones Dunes. 91 Comment
  CAS-BOT-BC257515  Eriogonum inflatum Roxana S. Ferris 1928-4-20 7164 Imperial Near Picacho Peak Comment
  SBBG132100  Eriogonum inflatum S. D. White, M. Honer 2003-5-3 9177 Imperial Fish Crk Mtns, unnamed cyn draining SW facing slope of the mtns, S of the operating US Gypsum quarries 152 Comment
  SD250532  Eriogonum inflatum Scott D. White, Michael Honer 2003-3-28 8870 Imperial Fish Creek Mountains: Unnamed wash between Fish Creek Mtns and Split Mtn (San Diego Co.), ca. 10 road miles S of Ocotillo Wells on Split Mountain Road S of existing US Gypsum quarry area. Proposed for future gypsum mining. (Borrego Mtn SE/Carrizo Mtn NE) 152 Comment
  UCR99997  Eriogonum inflatum B. G. Pitzer 1997-10-18 3308 Imperial Sonoran (Colorado) Desert, Hwy 78, 7.1 road mi. south of town of Palo Verde and c. 5.4 mi. north of Walter's Camp Road 91 Comment
  POM156233  Eriogonum inflatum var. deflatum L. R. Abrams 1903-4-2 3154 Imperial Signal Mountain, Colorado Desert. Comment
  RSA714967  Eriogonum inflatum var. deflatum M. E. Fishbein, S. McMahon, M. Hedin, J. Hedin, L. Hedin 2000-3-12 4180 Imperial Tributary (from N) of Fish Creek, Borrego Valley, about 0.4 miles W of Split Moutain Rd., about 20 miles W of south end of Salton Sea, near San Diego Co. line 100 Comment
  UC1349021  Eriogonum inflatum var. deflatum Robert F. Thorne 1963-5-23 31837 Imperial near Plaster City (along Hwy 80) Comment
  UC665876  Eriogonum inflatum var. deflatum Ira L. Wiggins 1941-3-25 9618 Imperial desert bajada 8.7 mi ne on road to Beal Well and Blythe Niland Comment
  POM293165  Eriogonum inflatum var. inflatum Lyman Benson 1945-11-11 11962 Imperial West of middle of Salton Sea. -30 Comment
  UCR260265  Eriogonum inflatum var. inflatum A. C. Sanders, Jim Malusa 2015-3-6 41284 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  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
  CAS-BOT-BC263038  Eriogonum maculatum Roxana S. Ferris 1928-4-18 7073 Imperial 1/2 mile east of Mountain Springs Comment
  SD216581  Eriogonum pusillum Ian Cain 2011-3-17 1566 Imperial Along west bound I-8, 3.06km west of intersection with Highway 98 273 Comment
  CAS-BOT-BC252967  Eriogonum reniforme Noel H. Holmgren; Patricia K. Holmgren 1974-3-28 7514 Imperial 3 airline miles southwest of Ocotillo, Jacumba Mountains 274 Comment
  SD1388  Eriogonum reniforme T. S. Brandegee April 1905 Imperial Coyote Wells, Colorado [Desert] Comment
  SD6127  Eriogonum reniforme Susan G Stokes 1917-3-25 Imperial Colorado Desert near Coyote Wells. (IPB 10/07) Comment
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Oct 9 2010
  CAS-BOT-BC263467  Eriogonum thomasii F. W. Peirson 1922-4-13 2874 Imperial Foot of Mountain Springs Grade Comment
  CAS-BOT-BC263469  Eriogonum thomasii Paul F. Covel 1941-4-9 1945 Imperial Coyote Wells Comment
  CAS-BOT-BC263471  Eriogonum thomasii Ira L. Wiggins 1937-2-25 8610 Imperial Picacho Wash 0.7 mi. N. of All-American Canal Spillway Comment
  CAS-BOT-BC263478  Eriogonum thomasii Roxana S. Ferris 1928-4-19 7117 Imperial 3 miles from Coyote Wells on Dixieland Road Comment
  RSA696653  Eriogonum thomasii LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1314 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  SD173049  Eriogonum thomasii Larry Hendrickson, L. Louise Jee 2005-4-22 2070 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
  SD200501  Eriogonum thomasii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16762 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 15 (SP15), Coral Wash, Site PECHET on dried mud and sand arroyo and surrounding hillsides 4 Comment
  SEINET3405325 Image available Eriogonum thomasii Susan G. Stokes 1933-4-9 50 Imperial Kane Springs Comment
  UC669237  Eriogonum thomasii Annie M. Alexander and Louise Kellogg 1941-3-15 1942 Imperial 27 mi n Ogilby (Imperial Gables); Chocolate Mts., Imperial Gables 414 Comment
  UC77509  Eriogonum thomasii T. S. Brandegee 1901-4-2 Imperial Imperial Colorado Desert Comment
  UCD101276  Eriogonum thomasii Beecher Crampton 1962-5-23 6444 Imperial 7-8 miles west of Coyote Wells, Jacumba Mtns, along U.S. Hwy 80. Colorado Desert. 304 Comment
  UCR139103  Eriogonum thomasii B. G. Pitzer 1989-4-15 1278 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Gasline Road, 8.1 mi. north of Seal Camp (Siphon 10) 400 Comment
  UCR17913  Eriogonum thomasii A. C. Sanders 1976-3-25 556 Imperial Sonoran (Colorado) Desert, Frink Springs area, east side of the Salton Sea 0 Comment
  UCR212607  Eriogonum thomasii Jon P. Rebman, Warren Schmidtmann, Victoria Marshall 2008-4-10 14530 Imperial Sonora (Colorado) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 7(SP 7), in Big Wash Middle 62 Comment
  UCR268796  Eriogonum thomasii Jim Andre 2015-3-3 31305 Imperial Sonoran (Colorado) Desert, eastern base of Jacumba Mountains, 1.3 mi south of Hwy 98, c. 2 mi south of Ocotillo 246 Comment
  UCR279431  Eriogonum thomasii A. C. Sanders, Jim Malusa 2017-3-26 43080 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
  RSA0125334  Eriogonum thomasii Joseph A. Ewan 1932-4-13 7112 Imperial 12 miles east of Holterville. Comment
  HSC49198  Eriogonum trichopes D. L. Goforth 1979-3-29 66 Imperial 1 mi. S of Cut Across Trail 15 Comment
  JEPS56828  Eriogonum trichopes Dr. L. M. Newlon 1922-4-2 419 Imperial Highway between Westmorland Indio Comment
  SD1332  Eriogonum trichopes L. M. Nuttall 5/1928 Imperial West side of Colo. Desert Road to El Centro Comment
  SD173053  Eriogonum trichopes Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-4-14 1911 Imperial Trust for Public Lands Option Properties; South of SE tip of Santa Rosa Mtns. Coral Wash, approx. 2.5 air miles SW of hwy. 86 and 2.0 air miles north of hwy. S-22 (Borrego-Salton Seaway). 20 Comment
  UCR165634  Eriogonum trichopes John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 15 and 16, c. 2 miles NE of Frink and c. 10 miles east of Bertram 23 Comment
  SD152168  Eriogonum wrightii var. membranaceum Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6513 Imperial Mountain Springs Grade, near I-8 exit. Comment
  UCR245098  Erioneuron pulchellum A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40380 Imperial Sonoran (Colorado) Desert, low hills just south of Arroyo Seco wash crossing on BLM Rd. 552, 2.45 km SW (212 deg. ) of Rainey's Well 538 Comment
  UCR249671  Eriophyllum lanosum T. B. Salvato, Fred M. Roberts, Tim Thomas 2013-3-14 7344 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 6.7 km west-southwest of Rainey Well 599 Comment
  UCR249858  Eriophyllum lanosum T. B. Salvato, Tim Thomas 2013-3-12 7315 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 5.9 km west-southwest of Rainey Well and 0.5 km south of the powerline road 604 Comment
  UCR260048  Eriophyllum lanosum A. C. Sanders, Jim Malusa 2015-3-6 41279 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR279131  Eriophyllum lanosum A. C. Sanders, Jim Malusa 2017-3-12 42845 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Pegleg Well near Pegleg Mine 424 Comment
  SD10791  Eriophyllum wallacei Frank F. Gander 1935-3-23 149 4 Imperial Boulder Park on Highway 80. Top of Mountain Springs Grade. Comment
  SD155841  Eriophyllum wallacei Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7232 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon, just E of the microwave towers. 1200 Comment
  SD37564  Eriophyllum wallacei Edith A. Purer 1935-4-19 6361 Imperial Colorado Desert, at Carrizo. Comment
  SDSU4077  Eriophyllum wallacei H. Wedberg 1973-4-8 1493 Imperial About a mile east from the main road (S2) in Blair Valley Primitive Campground, 5 miles from Scissors Crossing on the road to Vallecito Valley. Comment
  RSA289340  Erodium cicutarium Charles Convis 1980-3-28 95 Imperial (U.C. Santa Cruz San Sebastian Marsh Project, Plants of San Sebastian Marsh Area). 27 km. due WNW of Westmorland, ca. el. -43m (-140 feet). Near confluence of Carrizo & San Felipe Creek. Western Salton Basin. -43 Comment
  SD200032  Erodium texanum Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16348 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
  SD200422  Erodium texanum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16580 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
  SD242837  Erodium texanum 1998-3-11 Imperial Indian Pass Comment
  UCR112165  Erodium texanum Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-22 4943 Imperial Sonoran, NW of Yuma, AZ; N end of Cargo Muchacho Mtns, south of Indian Pass Road and c. 1 mi east of Ogilby Road. 240 Comment
  UCR241601  Erodium texanum A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40667 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, south of the old Blythe-Niland Road and of the Bradshaw Trail, c. 3.5 km west of Raineys Well 579 Comment
  UCD94202  Eschscholzia glyptosperma Shannon M. Still 2008-3-21 313 Imperial California. Imperial County: Edge of sandy area where wash crosses Hwy. 78. To the east side of the hwy. 305 Comment
  CAS-BOT-BC91572  Eschscholzia minutiflora Ira L. Wiggins 1957-3-25 14068 Imperial At junction of California State Highway 80 and 98. Comment
  CDA24569  Eschscholzia minutiflora T. C. Fuller 1962-4-4 8073 Imperial Highway 98 to Calexico, 8.4 miles west of Ocotillo. 0 Comment
  RSA615346  Eschscholzia minutiflora George K. Helmkamp, E. A. Helmkamp 1998-3-19 2929 Imperial Sonoran (Colorado) Desert Imperial Dam area, just south of the dam on Hwy S-24. 76 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
  SEINET10620636  Eschscholzia minutiflora Greg Gust, Leith Nye 2005-3-4 Gust 474 Imperial Intersection of Hwy 78 and 534 in dry river bed. 312 Comment
  UCR102665  Eschscholzia minutiflora B. G. Pitzer 1998-2-1 3452 Imperial Sonoran (Colorado) Desert, Milpitas Wash, c. 0.2 mi south of Walter's Camp Road, 1.0-1.5 mi west of Hwy 78 91 Comment
  PASA459  Eschscholzia minutiflora var. parishii 1928-3-3 Imperial Hidden Springs, Colorado desert Comment
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Aug 27 2016
  CAS-BOT-BC419590  Eschscholzia parishii E. K. Balls 1949-4-3 12918 Imperial Slopes from Chocolate Mts. to Salton Sea 8 miles along road from Niland to Blythe, Colorado Desert 152 Comment
  SD200113  Eschscholzia parishii Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16428 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
  SD200115  Eschscholzia parishii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16233 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments 60 Comment
  UC809706  Eschscholzia parishii E. K. Balls 1949-4-3 12918 Imperial 8 mi along road from Niland to Blythe; Colorado Desert 152 Comment
  UCR241620  Eschscholzia parishii A. C. Sanders, Fred M. Roberts, T. B. Salvato 2013-5-1 40819 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, c. 2.4 km SE of Raineys Well 484 Comment
  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
  UCR279147  Eschscholzia parishii A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42737 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Ninemile Wash c. 1-2 km upstream from old well (windmill) at dirt road junction 439 Comment
  UCR282169  Eschscholzia parishii A. C. Sanders, Jim Malusa 2017-3-25 43030 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, on Niland-Blythe Rd., c. 1 km north of Beal Well 438 Comment
  UCR67918  Eucnide rupestris Maureen Hales Pendleton 1978-5-10 78- 04 Imperial Sonoran (Colorado) Desert, Shell Canyon Comment
  UC1019600  Eucrypta chrysanthemifolia var. bipinnatifida Ira L. Wiggins 1927-4-12 2275 Imperial 1 mi above Mountain Springs (Mountain Springs grade, between Jacumba and Imperial, in Colorado Desert foothills) Comment
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Jun 30 2016
  HSC13533  Eucrypta micrantha C. L. Hitchcock 1966-3-20 24297 Imperial 15 mi. N of Ogilby, along road to Blythe. Comment
  POM38594  Eucrypta micrantha A. M. Alexander, Louise Kellogg 1941-3-10 1920 Imperial 44 miles NE of Obilby 79 Comment
  RSA0092933  Eucrypta micrantha Jim M. Andre 2015-3-3 31319 Imperial Along dirt road 0.6 mi. west of Imperial Hwy (Hwy S2), 7.5 mi NW of town of Ocotillo, just east of San Diego County line. 252 Comment
  SDSU21328  Eucrypta micrantha Alison R. Sample, Michael G. Simpson 2015-3-28 3 Imperial Mountain Springs Road Exit south of I-8. Approximately 575 feet south of the junction. 670 Comment
  UCR227946  Eucrypta micrantha Jon P. Rebman, Guy L. Fleming, Victoria Marshall, Annette Winner 2009-3-23 16613 Imperial Sonora (Colorado) Desert, Freeman Preoperties (Truckhaven) west of the Salton Sea, northwest of Salton City, west of Hwy 86, section 9 (SP 9), north fork of Big Wash, Site ENCHYB 17 Comment
  UCR269631  Eucrypta micrantha A. C. Sanders, Jim Malusa 2016-3-7 42132 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  SD173096  Eulobus californicus Larry Hendrickson, L. Louise Jee 2005-4-22 2057 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
  SD173097  Eulobus californicus Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-18 1731 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
  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
  CAS-BOT-BC202522  Euphorbia Ira L. Wiggins 1957-3-25 14081 Imperial Canyon 1.7 miles south of highway 98 Comment
  RSA0121659  Euphorbia albomarginata F. W. Peirson 1927-4-15 7200 Imperial Low land along Colorado River, near Ft. Yuma. Comment
  CHSC13192  Euphorbia eriantha Larry C. Higgins 1973-3-26 6355 Imperial Ca. 20 miles northwest of Winterhaven along Olgsby road. Comment
  RSA167712  Euphorbia eriantha Robert L. Rutherford 1964-4-12 33668 Imperial Margin of wash near Imperial Gables, Chocolate Mts. 396 Comment
  RSA643599  Euphorbia eriantha J. P. Rebman, L. Renfro 1997-11-19 4753 Imperial Northwest of Yuma: east of Ogilby Road along Indian Pass Road at Chemgold Company's Imperial Project. Comment
  UCR249700  Euphorbia eriantha T. B. Salvato, Tim Thomas 2013-3-6 7271 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 2 km south of Rainey Well 511 Comment
  UCR264796  Euphorbia eriantha Jon P. Rebman, J. LaGrange, Warren Schmidtmann 2014-9-24 28702 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
  SD126678  Euphorbia melanadenia Duffie Clemons, Erik Jonnson 1989-3-24 2206 Imperial Pinto Canyon, In-Ko-Pah quad Comment
  UCR217681  Euphorbia melanadenia Jim Andre, T. La Doux 2010-3-1 12522 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
  UCR245777  Euphorbia melanadenia Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4419 Imperial Peninsular Range, Jacumba Mountain; at the northwest base of Blue Angel Peak, c. 0.25 air mile north of U.S./Mexico border 1309 Comment
  SD142433  Euphorbia micromera Jon P. Rebman, Adrienne Russell 1997-9-6 4199 Imperial West of Plaster City: along S-80, N of I-8 20 Comment
  SD95998  Euphorbia micromera Grady L. Webster, S. Lynch 1973-3-18 7586 Imperial 2.3 miles north of Ocotillo. 149 Comment
  UCR124100  Euphorbia micromera Steven R. Hill, K. Kramer 2001-4-27 33515 Imperial Sonoran/Colorado Desert, north side of California Route 78, 1.7 mi west of Glamis (measured from railroad crossing), Algodones Dunes 92 Comment
  UCR245075  Euphorbia micromera A. C. Sanders, T. B. Salvato, Shannon Davis 2012-10-11 40395 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
  UCR28660  Euphorbia micromera A. C. Sanders 1975-8-27 003 Imperial Sonoran (Colorado) Desert, Yuha Desert; 3 miles west of Ocotillo, along Hwy S2 91 Comment
  UCD77522  Euphorbia pediculifera Robert E. Preston 1997-12-11 1078 Imperial 2.9 mi sse of Palo Verde Peak, along unnamed wash 121 Comment
  UCR134115  Euphorbia pediculifera June Latting 1967-3-25 s.n. Imperial Sonoran (Colorado) Desert, 0.5 mi. west of Ocotillo Junction on Hwy 80 183 Comment
  SD199991  Euphorbia polycarpa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16176 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
  SD254603  Euphorbia polycarpa B. Pitzer 1997-10-19 3347 B Imperial Immediately south of Highway I-8 at the Ogilby Rd entrance. 91 Comment
  UCD142703  Euphorbia polycarpa G. L. Webster; S. Lynch 1973-3-18 7586 Imperial 2.3 miles N of Ocotillo. 152 Comment
  UCR100117  Euphorbia polycarpa B. G. Pitzer 1997-10-19 3347 A Imperial Sonoran (Colorado) Desert, Algodones Dunes, immediately south of Hwy I-8 at the Ogilby Road entrance to the freeway; S end of the dunes 91 Comment
  UCR100812  Euphorbia polycarpa Jon P. Rebman 1996-8-2 3344 Imperial Sonoran (Colorado) Desert, Coyote Mountains, between Ocotillo and El Centro: along Painted Gorge Road, 2.6 mi north of S-80 and 3.8 mi east of S-2 50 Comment
  UCR107978  Euphorbia polycarpa Jon P. Rebman, Adrienne Russell 1997-9-6 4197 Imperial Yuha Desert, West of Plaster City, along Hwy S-80, north of Interstate 8. 20 Comment
  UCR139729  Euphorbia polycarpa B. G. Pitzer 1989-4-15 1270 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Gasline Road, 8.1 mi. north of Seal Camp (Siphon 10) 400 Comment
  UCR165447  Euphorbia polycarpa 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
  UCR245080  Euphorbia polycarpa A. C. Sanders, T. B. Salvato, Shannon Davis 2012-10-11 40400 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
  UCR265332  Euphorbia polycarpa Jon P. Rebman, John La Grange, Warren Schmidtmann 2014-9-26 28843 Imperial Algodones Dunes, east of Brawley, north of Hwy 78 at Glamis and west of the railroad and Ted Kipf Road; on the eastern edge of the dune field 90 Comment
  SEINET10739809  Euphorbia polycarpa Billy Joe Cox 1976-1-7 Cox 4231 Imperial Riverside-Imperial county line border. Palo Verde, 1-3 km W, (ca. 32 km S of Blythe). 70 Comment
  SD73514  Euphorbia polycarpa var. hirtella Helen V. Witham 1970-3-1 698 Imperial Pinto Wash 299 Comment
  SD115601  Euphorbia setiloba Duffie Clemons, Erik Jonsson 1983-4-16 474 Imperial [Davies Canyon] Coyote Wells Quad 249 Comment
  SD254605  Euphorbia setiloba A. C. Sanders, Jim Malusa 2015-3-5 41251 B Imperial Sonoran (Colorado) Desert: Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range. 366 Comment
  SEINET13311244  Euphorbia setiloba A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41919 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range. 267 Comment
  UCR101074  Euphorbia setiloba George K. Helmkamp, E. A. Helmkamp 1998-3-18 2901 Imperial Sonoran (Colorado) Desert, 7 mi. north of Winterhaven on Picacho Rd & 1.7 mi. E on powerline rd. 198 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
  CLARK-A1528-5030  Eustoma exaltatum John C. Roos 1937-6-9 1451 Imperial Westmorland Comment
  UC1191684  Eustoma exaltatum Malcolm A. Nobs and S. Galen Smith 1948-9-4 520 Imperial 5 mi n Westmoreland; Imperial Valley, National Waterfowl Refuge Comment
  UCR163166  Eustoma exaltatum Sue Bell 1997-3-16 229 Imperial Colorado Desert; Northern Colorado Desert Region, Squaw Lake Comment
  UCD121419  Eustoma exaltatum subsp. exaltatum Malcolm A. Nobs; S. Galen Smith 1948-9-4 520 Imperial Imperial Valley. National Waterfowl Refuge, 5 miles north of Westmoreland. Comment
  CAS-BOT-BC428023  Fabaceae L. Nye; G. Gust 2005-3-5 9 Imperial Off S2, ca. 6 miles NW of Ocotillo. 361 Comment
  CDA28514  Fagonia laevis G. D. Barbe, T. C. Fuller 1973-2-28 1078 Imperial 15.2 miles south of I-10; 3.2 miles south of Coon Hollow; 14.9 miles north of Palo Verde-Glamis Road (Milpitas Wash Road). 0 Comment
  OBI5844  Fagonia laevis Carl B. Wolf 1931-5-29 2187 Imperial 3 mi above base of Mtn Springs Grade, W side of colorado Desert 305 Comment
  POM184204  Fagonia laevis Philip A. Munz, C. Leo Hitchcock 1932-4-6 12165 Imperial 20 miles NE of Ogilby. Comment
  POM84611  Fagonia laevis Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  POM87261  Fagonia laevis Marcus E. Jones 1906-4-26 s.n. Imperial Imperial Junction (now Niland) Comment
  RSA302500  Fagonia laevis Robert F. Thorne 1977-11-25 50895 Imperial 15 miles N of Yuma along Picacho Rd. (perhaps Senator Wash.) 76 Comment
  RSA391188  Fagonia laevis H. M. Hall 1902-04 2794 Imperial Coyote Canyon 137 Comment
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May 22 2012
  UCR211170  Fagonia laevis Jim Andre, T. La Doux 2009-2-26 9877 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
  UCR50974  Fagonia laevis 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
  POM214484  Fagonia pachyacantha Donald A. Johansen, Joseph A. Ewan 1932-4-14 7147 Imperial Top of Sterile mesa, in crevicis of rock. 0.5 mi. west of Coyote Well, Colorado Desert. Comment
  SBBG87802  Fagonia pachyacantha A. C. Sanders, Charlton, Pitzer, Kniffen, Wright 1986-3-10 6251 Imperial 2.15 mi N of Hwy S2 on a dirt rd 1.1 mi SE of the San Diego Co line; Coyote Mtns 304 Comment
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Jul 7 2010
  UCR41679  Fagonia pachyacantha A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6197 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
  SD201153  Ferocactus cylindraceus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16697 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), north fork of Big Wash, Site SPHAMB in large arroyo and surrounding hillsides 136 Comment
  POM276140  Ferocactus cylindraceus var. cylindraceus Lyman Benson 1933-4-1 4235 Imperial Cuyamaca Mountains. US 80, grade to Mt. Springs, Salton Sea Watershed. 457 Comment
  RSA721462  Ferocactus cylindraceus var. cylindraceus Sarah J. De Groot, Tim Thibault, Valentin Arvizu, Steve Boyd, Aydee Virgen, Tammy Morgan 2004-5-14 4339 Imperial Chocolate Mountains: NE of Siphon 18 of Coachella Canal, up wash. [maps in Riverside county close to the edge of Imperial County] 482 Comment
  UCR152578  Filago californica Jon P. Rebman 2001-3-14 7131 Imperial Peninsular Ranges/ Cuyamaca-Laguna Mtns, Jacumba Natural Area, In-ko-pah Mtns 975 Comment
  RSA0121529  Fimbristylis vahlii S. B. Parish 1903-10-21 8375 Imperial Colorado River, Fort Yuma. Comment
  CDA5870  Flaveria trinervia R. A. Flock, R. Waegner 1969-11-6 Imperial Calexico. 0 Comment
  RSA182255  Fouquieria splendens James Henrickson 1964-1-29 1882 Imperial Between Wiley Wells and Ocotillo Wells 12.4 miles W of Wiley Well. 1 mile SW of Riverside-Imperial Co. Comment
  RSA182263  Fouquieria splendens James Henrickson 1965-1-29 1879 Imperial 12 miles NW of Ogilby, along road 183 Comment
  RSA230833  Fouquieria splendens Robert F. Thorne 1963-5-23 31847 Imperial 4 miles NW of Ocotillo just outside limits of Anza-Borrego Desert State Park Comment
  RSA609963  Fouquieria splendens R. S. Woglum 1933-05 s.n. Imperial Eastern Sonoran Desert: Palo Verde Valley, just west of the Colorado River, Palo Verde.. . Comment
  SEINET4078147  Fouquieria splendens P. J. Knight 1979-1 642 Imperial 1 mile west of Ocotillo, California. Comment
  JEPS45783  Fouquieria splendens subsp. splendens J. B. Davy 8010 Imperial Calexico Comment
  SDSU18807  Fouquieria splendens subsp. splendens Carolyn Kunz 1981-4-14 14 Imperial I-8 east to Calexico turnoff, 3/8 of a mile down on the south side of the road, 50 feet from the road. 305 Comment
  UCR108078  Fraxinus velutina Jon P. Rebman, Melanie Howe 1997-4-5 3914 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 Comment
  SD260166  Funastrum cynanchoides A. C. Sanders, T. B. Salvato 2012-11-16 40528 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench south of the Chuckwall Mtns, Arroyo Seco, along powerline road south of Niland-Blythe Rd. (Chuckwalla Spring 7.5'Q) 577 Comment
  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
  UCD83583  Funastrum cynanchoides var. hartwegii Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5923 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.7 mi S of Hwy 78 along Kipf Rd. Drive W to thorn scrub area along dirt road. 109 Comment
  UCR264203  Funastrum cynanchoides var. hartwegii A. C. Sanders, Jim Malusa 2015-9-8 41824 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, foot of west side of the Little Mule Mountains 355 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
  SD144077  Funastrum heterophyllum B. Pitzer 1997-10-18 3317 Imperial Hwy 78, at Midway Well Rd, ca. 11 road miles N of junction with Hwy S34 (Ogilby Rd) & ca. 8.6 road miles S of Walter's Camp Road & Milpitas Wash. small wash east of Hwy, dammed up by road berm where water collected during recent rains. (IPB 10/07) 100 Comment
  SD242669  Funastrum hirtellum 1993-3-21 Imperial Pinto Canyon Comment
  SD260167  Funastrum hirtellum A. C. Sanders, Jim Malusa, A. Baker, Michelle Cloud-Hughes 2016-3-4 42018 Imperial Sonoran (Colorado) Desert: Hayden Well on Mammoth Wash, Chocolate Mountains (Tortuga 7.5'Q) 284 Comment
  SD260168  Funastrum hirtellum A. C. Sanders, Jim Malusa, A. Baker, Michelle Cloud-Hughes 2016-3-15 42219 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
  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
  UCR245085  Funastrum hirtellum A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40384 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
  UCR269758  Funastrum hirtellum A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42219 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  CAS-BOT-BC217596  Galium stellatum subsp. stellatum E. A. McGregor 1917-6-10 891 Imperial Hills above Mountain Springs Comment
  RSA798632  Garrya flavescens Jon P. Rebman, Mike Simpson 1997-5-29 4146 Imperial Jacumba Wilderness Area: In-Koh-Pah Mtns. Smuggler's Cave area south of Mountain Spring. Along US/Mexican border. Comment
  CAS-BOT-BC303536  Geraea canescens Ira L. Wiggins; Dorothy B. Wiggins 1966-2-22 20467 Imperial 0.25 mile S of entrance to US Navy Salton Sea base, along Highway 86 Comment
  CDA5431  Geraea canescens H. L. Wilson 1958-2-18 496 Imperial Signal Mountain [Mount Signal], southwest of El Centro. 0 Comment
  CDA5434  Geraea canescens T. C. Fuller 1962-4-4 8030 Imperial South of Highway 99 [later renumbered Highway 86], 5.4 miles west of Highway 78, 22.2 miles west of Westmoreland. 0 Comment
  JEPS33537  Geraea canescens W. L. Jepson 1935-4-20 17088 Imperial Baileys Well, betw. Harper Well and Borrego Sprs.; w Imperial County, Baileys Well 3 Comment
  OBI38335  Geraea canescens A. C. Sanders, Pitzer, Wright, Charlton, Weir, Bramlett, et al. 1986-3-8 6183 Imperial Yuha Desert, ca 5 mi airline S of Plaster City, in fossil oyster beds along a dirt rd ca 5 mi S of the Dunaway Rd exit off hwy i-8 (T16S, R11E, sec 33) 61 Comment
  POM156232  Geraea canescens L. R. Abrams 1903-3-28 3153 Imperial Calexico. Imperial Valley. Comment
  RSA0026272  Geraea canescens J. Andre 2013-3-4 24152 Imperial Along Ogilby Rd., 22 miles N of I-8, 4 miles south of jct with Highway 78. 242 Comment
  RSA0092937  Geraea canescens Jim M. Andre 2015-3-3 31314 Imperial Coyote Mountains; south end of range at mouth of Fossil Canyon, 0.6 mi. north of Shell Cyn Rd, approx. 2.5 mi. north of town of Ocotillo. 238 Comment
  SD120985  Geraea canescens Duffie Clemons, Erik Jonsson 1987-4-14 1689 Imperial Indian Pass, Chocolate Mountains 305 Comment
  SD17500  Geraea canescens Allen Keller 1937-4-10 Imperial Carrizo Wash Comment
  SD27690  Geraea canescens Allan Keller 1940-3-16 207 Imperial Painted Gorge Comment
  SD73547  Geraea canescens Helen V. Witham 1970-3-1 705 Imperial Pinto Wash 299 Comment
  SEINET3828058  Geraea canescens J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13384 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  SEINET777393  Geraea canescens Raul Gutierrez 2008-3-11 1868 Imperial ca. 1.5 mi W of I-8 along Hwy 98 29 Comment
  UC519701  Geraea canescens Victor Duran 1932-5-8 3190 Imperial near Dixieland Comment
  UC896836  Geraea canescens Ira L. Wiggins 1937-2-25 8615 Imperial 0.7 mi n All-American Canal Spillway; Picacho Wash Comment
  UCR41470  Geraea canescens A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6183 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
  UCR48458  Geraea canescens Steve Boyd 1986-2-6 1252 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains; bajada east of the mountains, powerline road 5.0 mi west of Picacho Road 239 Comment
  UCR269486  Geraea canescens var. canescens A. C. Sanders, Jim Malusa 2016-3-6 42102 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, hills near Mammoth Wash, 0.71 km WNW (280 deg. ) of Hayden Well, beside dirt road 266 Comment
  UCR177137  Geraea viscida G. D. Wallace 1968-2-22 809 Imperial Colorado Desert; Western Colorado Desert region, SW part of the county; along Hwy 80, just east of Ocotillo 111 Comment
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Mar 21 2012
  RSA788399  Gilia Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3500 B 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
  UCR3816  Gilia latifolia Frank C. Vasek 1964-4-12 640412- 04 Imperial Sonoran (Colorado) Desert, 25 miles south of Palo Verde on Ben Hulse Hwy [78] 335 Comment
  UCR202977  Gilia ochroleuca subsp. exilis Jon P. Rebman, Dave Silverman, Robert K. Lauri, Oscar Solis 2001-4-13 7224 Imperial Peninsular Range, In-Ko-Pah Mountains, Jacumba natural area along road ascending to Valley of the Moon 1000 Comment
  POM32144  Gilia stellata A. M. Alexander, Louise Kellogg 1941-3-17 1954 Imperial Arroyo Seco Wash, 32 miles north of Ogilby. 131 Comment
  RSA798633  Gilia stellata J. P. Rebman, Jim Rocks 2005-2-10 10938 Imperial Little Picacho Wilderness Area (BLM property): North of Winterhaven, SW of Colorado River; approximately 18 miles N of S24 on Picacho Road; just south of the Picacho State Recreation Area. 195 Comment
  SD200134  Gilia stellata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16373 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
  SD242921  Gilia stellata 1993-3-11 Imperial Shell Canyon Comment
  SEINET5584728  Gilia stellata Stephen Hale 2010-1 Imperial Steep mountain and canyon terrain in Paloverde Mountains near the WAPA Blythe-Knob transmission line Comment
  UCR101136  Gilia stellata George K. Helmkamp, E. A. Helmkamp 1998-3-19 2953 Imperial Sonoran (Colorado) Desert, Little Picacho Wash along Picacho Rd, 2.5 mi. south of Picacho State Recreation Area 152 Comment
  UCR249838  Gilia stellata T. B. Salvato, Fred M. Roberts, Tim Thomas 2013-3-14 7335 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 6.6 km west-southwest of Rainey Well 595 Comment
  RSA802166  Guillenia lasiophylla Duncan S. Bell 2013-3-24 4638 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
  UC1601624  Guillenia lasiophylla T. S. Brandegee 1901-4-5 Imperial Fish Creek Colorado Desert Comment
  RSA615174  Gutierrezia californica J. P. Rebman, Maggie Loy 1996-10-25 3692 Imperial Smuggler's Cave area: mountains southeast of In-ko-pah Gorge (= Jacumba Mtns), and east of Jacumba. 1030 Comment
  SEINET7989306  Gutierrezia californica Jon P. Rebman 2000-4-19 6516 Imperial Clifornia EUA, Mountain SpringGrade Comment
  SD139675  Helianthus annuus Jon Rebman, Maggie Loy 1996-10-25 3709 Imperial W of Calexico: along border between U.S./Mexico: on edge of agricultural fields 49 Comment
  CAS-BOT-BC305771  Helianthus niveus H. E. McMinn 1925-6-28 1463 Imperial 18 miles west Yuma Comment
  CAS-BOT-BC305772  Helianthus niveus Roxana S. Ferris 1928-4-19 7122 Imperial Yuma side of sand hills on Jacumba--Yuma Highway Comment
  SBBG19020  Helianthus niveus F. E. Clements 1940-11-27 Imperial Yuma Mesa Comment
  SEINET828312  Helianthus niveus J. E. Bowers, S. P. McLaughlin 1983-1 2784 Imperial Near Osborne Park on Highway 78, Algodones Dunes. Comment
  JEPS35457  Helianthus niveus subsp. tephrodes W. L. Jepson 1927-4-15 11724 Imperial Grays Well Colorado Desert (sand hills) 76 Comment
  POM122927  Helianthus niveus subsp. tephrodes Marcus E. Jones 1926-1-22 s.n. Imperial Sand dunes W. of Yuma Comment
  RSA291589  Helianthus niveus subsp. tephrodes Bonnie M. Rich 1979-4-19 79001 Imperial Algadones Dunes. Along the north side of the All American Canal, 4 miles east of power drop #1. Comment
  RSA676133  Helianthus niveus subsp. tephrodes J. M. Porter, Susan Hobbs, Orlando Mistretta 2003-3-17 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area. 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
  SD28399  Helianthus niveus subsp. tephrodes Frank F. Gander 1941-3-20 8981 Imperial Sand dunes. Comment
  SEINET2052453 Image available Helianthus niveus subsp. tephrodes W. W. Mayhew 1959-2-5 Imperial 5 miles W of Glamis. Comment
  UCR1515  Helianthus niveus subsp. tephrodes W. R. Moberly 1962-5-13 620513- 03 Imperial Sonoran (Colorado) Desert, 4 mi west of Glamis, along the Brawley to Glamis rd. 91 Comment
  RSA781206  Heliotropium curassavicum A. C. Sanders 2010-2-20 37314 Imperial Imperial Valley, c. 6 mi. NE of Holtville, Highline Road at Boyd Rd. -3 Comment
  UC370475  Heliotropium curassavicum H. E. Parks 1929-2-11 379 Imperial ditches near Salton Sea; Imperial Valley -30 Comment
  UCR202204  Heliotropium curassavicum Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3196 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, Upper Dock, south side of the Colorado River 62 Comment
  POM155940  Heliotropium curassavicum var. oculatum L. R. Abrams 1903-7-25 3992 Imperial Near Calexico Comment
  POM369726  Heliotropium curassavicum var. oculatum Edwin Kline 1920-4-11 s.n. Imperial Imperial Valley. Comment
  SD190621  Heliotropium curassavicum var. oculatum Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3196 Imperial Picacho State Recreation Area, Upper Dock, south side of Colorado River. 61 Comment
  SD262232  Heliotropium curassavicum var. oculatum Onkar Sing, B. Huttar 2015-3-18 5114 Imperial Sonoran Desert, Imperial Valley, Naval Air Facility El Centro, southeast corner of Parachute Drop Test Range, ca. 10 Km NE of Plaster City. -10 Comment
  IRVC17329  Hesperocallis undulata Gail A. Baker 1980-4-3 1 Imperial Hwy 86 10 mi. S of salton City, roadside. Sonoran Desert Comment
  RSA289332  Hesperocallis undulata Charles Convis 1980-4-10 169 Imperial Colorado Desert, Western Salton Basin, 27 kilometers due WNW of Westmorland. -21 Comment
  RSA377046  Hesperocallis undulata H. de Forest, Jack Rempel 1932-12-19 s.n. Imperial Near Kane Springs. Comment
  SD199739  Hesperocallis undulata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16165 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
  SD200285  Hesperocallis undulata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16744 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
  SD242636  Hesperocallis undulata Andrea Laltoo 2005-2-18 16 Imperial Yuha Desert Area of Critical Environmental Concern, wash to SW side of route 353, between route 346 and the Shellbeds campground road 38 Comment
  SD576  Hesperocallis undulata Mrs. M. H. Sargent 1927-1 Imperial Road to Fort Yuma, Colorado Desert. Comment
  SDSU11878  Hesperocallis undulata A. B. Clayton 1932-5-1 Imperial Colorado Desert near Salton Sea. Comment
  SDSU11895  Hesperocallis undulata D. R. Harvey 1931-3-22 Imperial Coyote Wells 87 Comment
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Oct 13 2011
  UC669215  Hesperocallis undulata Annie M. Alexander and Louise Kellogg 1941-3-6 1896 a Imperial 6 mi nw of Ogilby (Colorado Desert, along road to Glamis); Colorado Desert Comment
  UCR101681  Hesperocallis undulata B. G. Pitzer 1998-2-2 3515 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
  UCR1604  Hesperocallis undulata R. L. Irwin 1962-4-1 003 Imperial Sonoran (Colorado) Desert, 0.6 miles south of Ocotillo, off US Hwy 80 15 Comment
  UCR211990  Hesperocallis undulata Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-9 16127 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
  UCR220315  Hesperocallis undulata John F. Green 2005-3-3 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, east of Salton Sea, c. 4 mi N of Niland; Coachella Canal right of way, between siphons 10 and 11, along county road west of canal 26 Comment
  CDA28236  Heteropogon contortus T. C. Fuller 1969-10-22 19014 Imperial On the rim of rock basin in a wash n. below a very prominent overhanging cliff, ca. 1 mile west of the Army Road, ca. 6 miles south of Wiley Well in north-east Imperial County 0 Comment
  SEINET14140691 Image available Heteropogon contortus T. C. Fuller 1969-10-22 19014 Imperial Dense stand of plants 10 ft. long by 3 ft. wide under small trees of Cercidium and Olneya on the rim of a rock basin in a wash N., below a very prominent overhanging cliff, CA. 1 mi. W. of the Army Rd., CA. 6 mi. S. of Wiley Well in NE. Comment
  LA205889  Hibiscus denudatus Martha Hilend; 1930-4-19 422 Imperial along Colorado River Basin, N of Laguna Dam Comment
  RSA432772  Hibiscus denudatus George Willet 1930-4-5 s.n. Imperial Mountain Springs. Comment
  SD250752  Hibiscus denudatus Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28765 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
  UCR131812  Hibiscus denudatus George Willet 1930-4-5 s.n. Imperial Sonoran (Colorado) Desert/Peninsular Range, Mountain Spring 610 Comment
  UCR269531  Hibiscus denudatus A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42051 Imperial Sonoran (Colorado) Desert, tributary canyon of Mammoth Wash, 0.64 km SW (201 deg. ) of Hayden Well, Chocolate Mountains 250 Comment
  SD124684  Hilaria rigida A. C. Sanders, Et al. 1986-3-8 6155 Imperial N end of Algodones Dunes, East Mesa at E end of Montgomery Road, ca. 1 mile E of Highline Canal 17 Comment
  SD199754  Hilaria rigida Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16147 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
  SD199756  Hilaria rigida Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16129 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 2.7 mile W of Hwy. 86; Section 22 (SL22), Palm Wash, Site PHOCAL in sandy arroyo bottom and surrounding mud embankments -9 Comment
  SD199758  Hilaria rigida Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16279 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
  SD211361  Hilaria rigida Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18885 Imperial Southwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; along a powerline road 53 Comment
  SD250579  Hilaria rigida Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28763 Imperial Palo Verde Mountains: southwest of Palo Verde; on the rocky slopes & canyons just east of old Palo Verde Road; north of Milpitas Wash & west of Hwy 78 205 Comment
  SD254505  Hilaria rigida A. C. Sanders, Jim Malusa 2015-3-6 41275 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range. 456 Comment
  SD83087  Hilaria rigida Helen V. Witham 1972-12-12 1768 Imperial open desert, 4 mi. east of Ocotillo 149 Comment
  UCR102680  Hilaria rigida B. G. Pitzer 1998-2-2 3479 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  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
  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
  UC64789  Hoffmannseggia glauca F. H. Wales 1904-10-29 10 Imperial Imperial; Colorado Desert Comment
  OBI38390  Hoffmannseggia microphylla A. C. Sanders, Pitzer, Charlton, Kniffen, Weir, Bramlett, et al 1986-3-9 6203 Imperial Coyote Mts, Fossil Cyn, 3.3 mi N of Imperial Hwy (S-2) at Ocotillo, on Shell cyn rd T16S, R9E, NE1/4, sec 10 305 Comment
  RSA0021524  Hoffmannseggia microphylla Jim Andre 2013-3-4 24154 Imperial Along Ogilby Rd., 22 miles N of I-8, 4 miles south of jct with Highway 78. 242 Comment
  SD125095  Hoffmannseggia microphylla Steven P. McLaughlin, Janice E. Bowers 1985-3-7 2909 Imperial Palo Verde Mountains, rocky slopes along Palo Verde Road, 5.1 miles north of Milpitas Wash Road 182 Comment
  SD83099  Hoffmannseggia microphylla Helen V. Witham 1972-12-12 1754 Imperial Painted Gorge, in wash 149 Comment
  UCR278764  Hoffmannseggia microphylla Onkar Singh, B. Huttar 2015-3-16 5098 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro Target 103, c. 12 km NNW of Plaster City 35 Comment
  UCD85767  Hordeum jubatum R. Tofsrud 1951-4-27 s.n. Imperial 5 miles N of El Centro. Comment
  UC1784040  Hordeum murinum subsp. glaucum John R. Reeder and Charlotte G. Reeder 1988-3-9 8246 Imperial 5 km SE of Imperial-Riverside County line along Route 111; near Salton Sea -60 Comment
  SD124712  Horsfordia newberryi A. C. Sanders, Pitzer,Weir,Charlton,Kniffen,Bramlett 1986-3-9 6202 Imperial Coyote Mountains, Fossil Canyon, on shell Canyon Road, 3.3 miles north of Imperial Highway (S-2) at Ocotillo, at wash edge. (IPB 10/07) 305 Comment
  UCD138136  Hydrilla verticillata T. C. Fuller 1977-10-25 20230 Imperial All American Canal, west side of Meadows Road, 0.8 km south of Cole Road, 4 km northeast of Calexico. Comment
  RSA643353  Hydrilla verticillata R. D. Goeden, D. W. Ricker 1977-9-27 s.n. Imperial Colorado River Valley: All-American Canal., 32 deg 50'N, 114 deg 35'W 61 Comment
  RSA278779  Hymenoclea salsola Bonnie M. Rich 1979-4-7 79015 Imperial On the E side of the E Highline Canal, 4 miles N of Boyd Road Comment
  SEINET5574912  Hymenoclea salsola Steven P. McLaughlin 1998-1 7373 Imperial Picacho Wash below All American Canal 60 Comment
  UCR101122  Hymenoclea salsola George K. Helmkamp, E. A. Helmkamp 1998-3-19 2947 Imperial Sonoran (Colorado) Desert, Little Picacho Wash along Picacho Rd, 2.5 mi. south of Picacho State Recreation Area 152 Comment
  UCR165494  Hymenoclea salsola 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
  CLARK-A1528-5170  Hymenoxys odorata John C. Roos 1949-4-8 4199 Imperial Palo Verde Valley 60 Comment
  CAS-BOT-BC219715  Hyptis emoryi J. Mark Porter; O. Mistretta; S. Hobbs 2002-3-2 13408 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  CAS-BOT-BC219725  Hyptis emoryi C. W. Sharsmith; H. K. Sharsmith 1935-1-5 1435 Imperial Picacho Wash, between Picacho Peak and Colorado River, Colorado Desert, southeastern Imperial County Comment
  RSA746682  Hyptis emoryi Larry Hendrickson, Jon P. Rebman 2005-4-16 3203 Imperial Picacho State Recreation Area, south side of Colorado River, and north of main access road. 63 Comment
  SD200441  Hyptis emoryi Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16647 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), north fork of Big Wash, Site FERCYL in arroyo and surrounding hillsides 27 Comment
  SD242859  Hyptis emoryi 1993-3-18 Imperial Davis [Davies] Valley entrance 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
  SEINET5574930  Hyptis emoryi Steven P. McLaughlin 1998-1 7391 Imperial Little Picacho Wash south of Picacho State Rec. Area, with Cercidium floridum, Olneya teosota, Lycium andersonii, Bebbia juncea. 200 Comment
  UCR266761  Hyptis emoryi A. C. Sanders, Jim Malusa 2016-1-23 41976 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well 473 Comment
  UCD124914  Hyptis emoryi James B. Garner 1958-12-8 398 Imperial location unknown. Comment
  CDA21361  Ipomoea cairica G. D. Barbe, Luis Pineda 1990-9-18 4399 Imperial 0.8 km (0.5 mile) west of Guthrie Road on Worthington Road, north of Imperial Naval Air Facility west of Imperial. Sheet 2 of 4. Comment
  SD156569  Ipomoea triloba A. C. Sanders 1988-11-6 8743 Imperial Imperial Valley, between Brawley & Westmorland, east side of Highway 86, at intersection with Kalin Road & Tamarack Canal crossing, 1.6 miles northwest of the New River crossing at Brawley, at edge of canal & asparagus field. (IPB 10/07) -34 Comment
  UCD126505  Ipomoea triloba T. C. Fuller 1962-10-17 9795 Imperial west of San Pasqual School, 3.1 miles south of Bard. Comment
  SEINET3831820  Ipomopsis tenuifolia Jon P. Rebman, Melanie Howe 1997-1 3921 Imperial Jacumba Natural Area; east of Jacumba and southeast of Inkopah; Smugglers Cave Area 900 Comment
  UCR107948  Ipomopsis tenuifolia Jon P. Rebman, Melanie Howe 1997-4-5 3921 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area: east of Jacumba and SE of Inkopah: Smugglers Cave Area 900 Comment
  CAS-BOT-BC311592  Isocoma acradenia var. eremophila S. B. Parish 1912-10-18 8352 Imperial Salton Basin. Dixeyland [Dixieland] -15 Comment
  CDA8019  Isocoma acradenia var. eremophila A. C. Browne 1953-10-9 Imperial Westmoreland. 0 Comment
  SD255118  Johnstonella costata Duncan S. Bell, Kim Clark, Deir Morse, Donna Thomas, Adiana VanKlaveren 2013-3-10 4504 Imperial Algodones Dunes; just to the west of Glamis on the north side of Highway 78. Eastern more stabilized section of dunes. 96 Comment
  CAS-BOT-BC109997  Juncus acutus Fay A. Mac Fadden 1936-3-26 14501 Imperial Highway Coyote Wells to Jacumba. Comment
  SD531  Juncus acutus Unknown Oct 1917 20 45 Imperial Mountain Springs. Comment
  POM116786  Juncus cooperi S. B. Parish 1913-2-8 8428 Imperial Border of Salton Sea -61 Comment
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Mar 12 2011
  SD125057  Juncus torreyi Steven P. McLaughlin 1985-5-31 3013 Imperial Silty flats along Colorado River, Quechan Indian Reservation, 2 miles east of Winterhaven. 36 Comment
  UCD141908  Juncus torreyi C. Reeder 1944-6-29 126 Imperial West of U. S. Yuma Field Station, Bard. Cocopah Ditch. Comment
  GMDRC9774  Justicia californica J. M. Andre 2017-3-9 37940 Imperial Borrego Desert: approx. 1 mi. SW of Ocotillo, 0.2 mi. south of Hwy 98, 0.5 mi. south of Interstate 8 189 Comment
  HSC99795  Justicia californica C. L. Hitchcock, C. V. Muhlick 1964-3-20 23182 Imperial Along Hwy. S2, about 7 mi. N of jct. with Hwy. 80 Comment
  JEPS23072  Justicia californica Reino Alava with R. Bacigalupi, and Dr. and Mrs. Rolla Tryon 1950-3-3 1822 Imperial 17 mi. s. Palo Verde (along rd. from Palo Verde to Ogilby, 1 1/2 mi. n. of Midway Well) 219 Comment
  POM47132  Justicia californica Mary F. Spencer 1917-3-25 179 Imperial Near Coyote Wells. Comment
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Jun 16 2009
  RSA2148  Justicia californica Carl B. Wolf 1931-3-14 1889 Imperial Colorado Desert, 5 mi. W of Coyote Wells on road to Mountain Springs. 152 Comment
  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
  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
  SEINET10437629 Image available Justicia californica T. H. Nash, E. H. Nash 1973-2-22 19 Imperial 2 miles west of Coyote Wells along US 8. 488 Comment
  SEINET5575005 Image available Justicia californica Steven P. McLaughlin 1998-1 7394 Imperial White Wash south of Taylor Lake, Picacho State Rec. Area 100 Comment
  POM162687  Kallstroemia californica F. M. Reed 1929-11-7 6697 Imperial Sand dune north of Picture Rocks, near Imperial-Riverside Co. line. Comment
  SD142372  Kallstroemia californica Jon P. Rebman, Adrienne Russell 1997-9-6 4201 Imperial West of Plaster City: along S-80, N of I-8 20 Comment
  SD244011  Kallstroemia californica Gary Diridoni 2003-1-15 Imperial Imperial Sand Recreation Area; along the east side Comment
  SEINET8004772  Keckiella antirrhinoides var. microphylla Jon P. Rebman 2003-5-11 8987 Imperial In-Ko-Pah Mountains, E of Jacumba Just over E of San Diego /Imperial County border et just N of the US / Mex border 1220 Comment
  RSA518307  Koeberlinia spinosa A. C. Sanders 1989-9-27 9521 Imperial Chocolate Mountains Aerial Gunnery Range, Salvation Pass, ca. 100m N of the well on an alluvial slope cut by small washes, ca. 100m N of the well on an alluvial slope cut by small washes, ca. 25m N of the old corral. 360 Comment
  UCR242073  Koeberlinia spinosa A. C. Sanders, T. B. Salvato, Tim Thomas 2012-11-1 40499 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., west of N-S road north of BLM Rd 988, SW of Arroyo Seco, 5.2 km SW (223 deg. ) of Raineys Well 553 Comment
  CAS-BOT-BC73812  Koeberlinia spinosa subsp. tenuispina Edmund C. Jaeger 1939-1-15 s.n. Imperial Chocolate Mts. - along gullies, North Base 274 Comment
  RSA0114707  Koeberlinia spinosa subsp. tenuispina A. C. Sanders, Jim Malusa 2016-3-7 42119 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, dirt road from E.O.D. Camp Burt (off intersection of Dietz Rd. & Skyline Dr.) toward target Invader, c. 6 km NW of Blue Mountain. 400 Comment
  CAS-BOT-BC61415  Krameria bicolor Martha Hilend 1930-4-19 425 Imperial Mesa above Colorado River above Laguna Dam Comment
  OBI52795  Krameria bicolor Larry Kelly 1988-3-24 16 Imperial Along Imperial hwy (S-2) in Ocatillo ca. .5 mi N of I-8 Comment
  UCD107102  Krameria bicolor Robert Z. Page 1940-5-19 s.n. Imperial Mountain Springs Grade. Comment
  CAS-BOT-BC45997  Krameria erecta Roxana S. Ferris 1928-4-21 7172 Imperial on the Glamis to Midway Well Road Comment
  CHSC64313  Krameria erecta Chris Dietrich; M. Merello, H. Schmidt 1994-4-13 36 Imperial 12.5 miles north of Insterstate 8, off Ogilby Road, 0.5 miles east on Hayduke Mine Road. (A278) BLM land. Desert Access Guide #21. 245 Comment
  JEPS29487  Krameria erecta Lauramay T. Dempster 1962-4-19 1909 Imperial on Imperial Highway just e San Diego Co. line Comment
  RSA302360  Krameria erecta Robert F. Thorne 1977-11-26 50910 Imperial North of Pilot Knob near jct. of Sidewinder Rd. and hwy I-8, east of Pilot Knob campground. 67 Comment
  SBBG87799  Krameria erecta A. C. Sanders 1986-3-10 6261 Imperial 2.15 mi N of Hwy S2 on a dirt rd 1.1 mi SE of the San Diego Co line; Coyote Mtns 243 Comment
  CDA28420  Krameria grayi T. C. Fuller 1962-4-4 8097 Imperial Coyote Mountain, Shell Canyon Road, 3.6 miles north of Ocotillo. 0 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
  JEPS64830  Krameria grayi L. M. Newlon 1922-4-1 393 Imperial near Coyote Wells; Colorado Desert, near Coyote Wells Comment
  RSA408598  Krameria grayi Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-29 7805 Imperial Pilot Knob Mesa, 1/2 miles SW offormer town site of Cactus (on railroad access road toward Glamis) 119 Comment
  UCR33645  Krameria grayi Sears 1978-4-11 1166 Imperial Sonoran (Colorado) Desert, 17 mi. south of Palo Verde 146 Comment
  UCR17915  Langloisia setosissima A. C. Sanders 1976-4-13 519 Imperial Sonoran (Colorado) Desert, Yuha Desert, 0.5 mile south of Interstate Hwy 8 and c. due south of Plaster City 61 Comment
  UCR41914  Langloisia setosissima A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6213 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
  JEPS69820  Langloisia setosissima subsp. setosissima W. L. Jepson 1935-4-20 17085 Imperial Baileys Well -3 Comment
  POM10416  Langloisia setosissima subsp. setosissima E. E. Schellenger 1907-04 s.n. Imperial Palo Verde Valley. Comment
  RSA77072  Langloisia setosissima subsp. setosissima F. W. Peirson 1922-4-12 4134 Imperial 30 miles south of Coachella. Comment
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Oct 8 2011
  SD114236  Langloisia setosissima subsp. setosissima Darley F. Howe 1941-3-22 1272 Imperial West end of Yuha road. Comment
  SD200136  Langloisia setosissima subsp. setosissima Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16511 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
  SD200137  Langloisia setosissima subsp. setosissima Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16142 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
  SD200138  Langloisia setosissima subsp. setosissima Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16202 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
  SD200143  Langloisia setosissima subsp. setosissima Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16390 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa -4 Comment
  SD27691  Langloisia setosissima subsp. setosissima Allan Keller 1940-3-16 207 Imperial Painted Gorge Comment
  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
  UC1088736  Langloisia setosissima subsp. setosissima Ferdinand W. Haasis 1958-4-5 4 .58 Imperial 3 mi. e. Gold Rock Ranch (vicinity of Tumco Mine); Cargo Muchacho Mts. 243 Comment
  UCR120521  Langloisia setosissima subsp. setosissima George K. Helmkamp, E. A. Helmkamp 2001-3-17 6278 Imperial Colorado Desert., Small canyon parallel to and south of I-8, 2.1 mi east of Sidewinder Rd. 76 Comment
  CAS-BOT-BC171064  Larrea tridentata C. L. Hitchcock 1968-3-11 25440 Imperial 42 mi. s. of Indio Comment
  CAS-BOT-BC171075  Larrea tridentata E. A. McGregor 1917-3-17 703 Imperial Kane Springs, west of Salton Sea - Colorado Desert Comment
  LA209856  Larrea tridentata Martha Hilend; 1930-4-19 424 Imperial Colorado River Basin, 5 mi. N of Laguna Dam Comment
  POM48754  Larrea tridentata W. R. Dudley 1895-1-1 s.n. Imperial Mexa S.W. of Yuma. Comment
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Aug 27 2016
  RSA11937  Larrea tridentata Elmer I. Applegate 1910-4-8 3330 Imperial Southwest corner of the Oakley ranch, bank of New River, Brawley. Comment
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Jan 22 2015
  RSA289345  Larrea tridentata Charles Convis 1980-2-4 6 Imperial Colorado Desert, Western Salton Basin, 27 km due WNW of Westmoreland, Ca. 0-2 km east of confluence of Carrizo and San Filipe creeks. -35 Comment
  RSA389995  Larrea tridentata M. D. Proctor 1942-4-4 504 Imperial Near Painted Gorge, Coyote Mtns. Comment
  RSA597704  Larrea tridentata Michael A. Vincent, James C. Solomon, Jon P. Rebman 1997-1-31 s.n. Imperial Along Rt. 98 just S of I-8, SW of Ocotillo. 50 Comment
  SBBG3968  Larrea tridentata H. and M. Dearing 1930-4-13 968 Imperial near El Centro Comment
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Nov 10 2009
  SD242991  Larrea tridentata 1993-3-13 Imperial South Crucifixion Comment
  SEINET4560450  Larrea tridentata R. Laport 2010-1 CA-F- 480 Imperial 3 km W of Jct. between Hwy 78 and Hwy 86, on Hwy 78 at the crest of the first hill on the road. -31 Comment
  SEINET4560473  Larrea tridentata R. Laport 2010-1 T 2 Q2-1302 Imperial 1 km W of pulloff on Hwy 86 at ~7 km N of Jct between Hwy 78 and Hwy 86, -1 Comment
  SEINET4560719  Larrea tridentata R. Laport 2010-1 T 2 Q4-1449 Imperial 4.5 km W of Salton City on Borrego-Salton Sea Way,~4 km on dirt track (holly Rd.) into california off-road recreation area, 37 Comment
  SEINET4560733  Larrea tridentata R. Laport 2010-1 CA-S- 2187 Imperial 25 km E of Glamis, CA~3 km NE on BLM Rd. across from Jct. of Ogilby Rd. and Hwy 87 340 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
  SEINET4560836  Larrea tridentata R. Laport 2010-1 CA-R- 834 Imperial 3 km S of Jct. between Hwy 78 and Hwy 86, small dirt powerline Rd. on N side of Hwy 78, W of Salton Sea. -54 Comment
  SEINET4560853  Larrea tridentata R. Laport 2010-1 CA-R- 840 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. -50 Comment
  SEINET4561013  Larrea tridentata R. Laport 2010-1 T 3 Q2-1652 Imperial 8.5km N of Glamis on gravel Ted Kipf Rd., W side of road, on rocky "desert pavement" on E flank of Algodones Dunes. 77 Comment
  SEINET4561014  Larrea tridentata R. Laport 2010-1 CA-K- 844 Imperial 1km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E fland of Algodones Dunes. 108 Comment
  SEINET4561021  Larrea tridentata R. Laport 2010-1 T 2 Q4-1408 Imperial 4.5km W of Salton City on Borrego-Salton Se Way, ~4km on dirt track (Holly Rd.) into California off-road recreation area. 31 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
  SEINET4691447  Larrea tridentata R. Laport 2010-1 CA-J- 881 Imperial 12 km W of Glamis, CA, N side of Hwy 78, adjacent to irrigation canal, sandy dunes on W flank of Algodones Dunes 24 Comment
  SEINET4691454  Larrea tridentata R. Laport 2010-1 CA-K- 642 Imperial 1 km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E flank of Algodones Dunes 126 Comment
  SEINET4691489  Larrea tridentata R. Laport 2010-1 T 3 Q1-1611 Imperial 20km E of Brawley on Hwy 78, gravel turnoff on N side of Hwy, sandy dunes at W edge of Algodones Dunes. 16 Comment
  SEINET4691517  Larrea tridentata R. Laport 2010-1 T 3 Q3-1712 Imperial 5km S on gravel Vista Mine Rd. at ~9.5km E of Glamis on Hwy 78, on E side of road at fork. 150 Comment
  SEINET4691532  Larrea tridentata R. Laport 2010-1 CA-I- 513 Imperial 14km N of I-8 on E side of Ogilby Rd., just past the turn off for Gold Rock Ranch. 174 Comment
  SEINET4691535  Larrea tridentata R. Laport 2010-1 T 4 Q3-1876 Imperial 3.5km W from railroad Jct. with Ogilby Rd. on gravel Side Winder Rd., S side of road in open sand plains. 83 Comment
  SEINET4691541  Larrea tridentata R. Laport 2010-1 T 3 Q3-1750 Imperial 5km S on gravel Vista Mine Rd. at ~9.5km E of Glamis on Hwy 78, on E side of road at fork. 160 Comment
  SEINET4691562  Larrea tridentata R. Laport 2010-1 CA-J- 633 Imperial 12 km W of Glamis, CA, N side of Hwy 78, adjacent to irrigation canal, sandy dunes on W flank of Algodones Dunes 39 Comment
  SEINET4691588  Larrea tridentata R. Laport 2010-1 T 3 Q3-1702 Imperial 5 km S on gravel Vista Mine Rd. at ~9.5 km E of Glamis on Hwy 78, on E side of road fork. 139 Comment
  SEINET4691620  Larrea tridentata R. Laport 2010-1 T 4 Q1-1757 Imperial 3.5 km N on poorly defined sand road from campgrounds/recreation area adjacent to Coachella Canal at the Gordons Wells exit from I-8 sparse vegetation 46 Comment
  SEINET4691643  Larrea tridentata R. Laport 2010-1 CA-I- 876 Imperial 14 km N of I-8 on E side of Ogilby Rd., just past the turn off for Gold Rocks Ranch. 172 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
  SEINET4691650  Larrea tridentata R. Laport 2010-1 T 4 Q1-1756 Imperial 3.5 km N on poorly defined sand road from campgrounds/recreation area adjacent to Coachella Canal at the Gordons Wells exit from I-8 sparse vegetation 46 Comment
  SEINET4691673  Larrea tridentata R. Laport 2010-1 CA-I- 879 Imperial 14 km N of I-8 on E side of Ogilby Rd., just past the turn off for Gold Rocks Ranch. 168 Comment
  UCR100124  Larrea tridentata B. G. Pitzer 1997-10-18 3314 Imperial Sonoran (Colorado) Desert, Milpitas Wash, Hwy 178, c. 0.2 mi. south of Walter's Camp Rd and c. 1 mi. west of the Hwy. 91 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
  UCR201786  Larrea tridentata A. C. Sanders 2009-1-27 36160 Imperial Sonoran (Colorado) Desert, site of Ogilby, just N of the RR crossing on Ogilby Rd. 108 Comment
  UCR212522  Larrea tridentata Jon P. Rebman, Warren Schmidtmann, Larry Hendrickson, L. Louise Jee 2008-4-8 14393 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
  UCSB22279  Larrea tridentata McMinn, Howard 1924-7-4 Imperial Mt. Springs to Coyote Wells, Colorado Desert Comment
  UCD115338  Lepidium coronopus G. D. Barbe 1983-4-13 4054 Imperial Ash 211, west of Holtville, 1 mile north of county road S80 on Meloland Road. Comment
  CAS-BOT-BC126730  Lepidium lasiocarpum A. C. Sanders 2010-2-18 37267 Imperial Sonoran (Colorado) Desert; Salton Trough: SW side of Hwy 111 at Niland Marina Rd., Salton Sea, at near Frink bench mark -51 Comment
  RSA27483  Lepidium lasiocarpum I. L. Wiggins 1941-3-24 9601 Imperial 6 miles northeast of Niland on road to Beal Well. Comment
  RSA289353  Lepidium lasiocarpum Charles Convis 1980-3-15 55 Imperial Western Salton Basin, 27km due WNW of Westmorland, alt -21m/-70ft. Flats and stabilized dunes 0-2km N of San Felipe Creek in area of confluence with Carrizo wash, -21 Comment
  RSA681356  Lepidium lasiocarpum Scott D. White, Michael Honer 2003-3-28 8891 Imperial Unnamed wash between Fish Ck Mts and Split Mountain (San Diego Co.), ca. 10 road miles S of Ocotillo Wells on Split Mtn Rd. South of existing US Gypsum quarry area. Proposed for future gypsym mining. 152 Comment
  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
  UCR101696  Lepidium lasiocarpum B. G. Pitzer 1998-2-2 3526 Imperial Sonoran (Colorado) Desert, Indian ['Tumco'] Wash, where powerline crosses Ogilby Road 198 Comment
  UCR212496  Lepidium lasiocarpum A. C. Sanders 2010-2-18 37267 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
  UCR269512  Lepidium lasiocarpum A. C. Sanders, Jim Malusa 2016-3-8 42152 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
  SD242772  Lepidium lasiocarpum subsp. lasiocarpum 1993-3-13 Imperial South Crucifixion Comment
  UCD115673  Lepidium lasiocarpum subsp. lasiocarpum E. K. Balls; P. C. Everett 1958-3-20 22939 Imperial 2.4 mi. n. of jct. with U.S. Hwy. 80, on road to Blythe. 91 Comment
  RSA642720  Lepidium lasiocarpum var. lasiocarpum R. F. Thorne, R. Rutherford 1964-4-10 s.n. Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  UC665852  Lepidium lasiocarpum var. lasiocarpum Ira L. Wiggins 1941-3-24 9601 Imperial 6 mi ne Niland (on road to Beal Well) Comment
  CDA3812  Lepidium pinnatifidum L. Pineda 1964-5-6 Imperial Southwest corner of Highways 111 & 115, 0.25 mile south of Brawley. 0 Comment
  JEPS69289  Leptochloa mucronata S. B. Parish 1912-10-21 8230 Imperial Ft. Yuma Colorado River Comment
  LA106037  Leptochloa panicea subsp. brachiata A. C. Sanders; 1988-11-6 8747 Imperial Imperial Valley, between Brawley and Westmorland, E side of Hwy 86 at intersection with Kalin Rd and Tamarack canal crossing, 1.6 mi NW of the New River crossing at Brawley -34.0 Comment
  UC1552546  Leptochloa panicea subsp. brachiata A. C. Sanders 1988-11-6 8747 Imperial Imperial Valley between Brawley and Westmorland E side of Highway 86 at intersection with Kalin Road and Tamarack Canal crossing, 1.6 miles NW of the New River crossing at Brawley. -34 Comment
  UC71042  Leptochloa panicea subsp. brachiata E. E. Schellenger 1905-12-1 4 Imperial Colorado River Colorado Desert (overflow land) Comment
  RSA487816  Leptochloa panicea subsp. mucronata A. C. Sanders 1988-11-6 8747 Imperial Imperial Valley between Brawley & Westmorland, east side of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal crossing, 1.6 mi. NW of New River crossing at Brawley -34 Comment
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Sep 11 2007
  UC669234  Lesquerella tenella Annie M. Alexander and Louise Kellogg 1941-3-10 1924 Imperial 27 mi n Ogilby (Colorado Desert); Colorado Desert Comment
  SD254613  Leucaena leucocephala A. C. Sanders, Jim Malusa 2015-3-8 41356 Imperial Sonoran (Colorado) Desert; Imperial Valley, bank of Highline Canal at Flowing Well, NE of Calipatria along Weist Rd. -10 Comment
  SD115622  Linanthus bigelovii Erik Jonsson 1983-5-8 DC 563 Imperial 150 m northeast of Whip. Comment
  RSA749769  Linanthus jonesii R. F. Thorne 1978-4-29 52130 Imperial W of Chocolate Mountains: ca. 1 mile E of Coachella Canal and W of Melson Well. Comment
  SD125162  Linanthus jonesii Steven P. McLaughlin 1985-3-8 2929 Imperial Silty soil in watercourse, north end of Black Mountain, 2.6 miles southeast of California 78. 366 Comment
  SD161379  Linanthus jonesii Jon Rebman, Jim Rocks 2005-2-10 10947 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
  SD200145  Linanthus jonesii Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16353 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
  SD200484  Linanthus jonesii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16807 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 14 (SL14), in Coral Wash, Site PSARAM in dried mud, fossil coral, and sand arroyos and mesas -20 Comment
  SEINET10389870  Linanthus jonesii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42079 Imperial Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  UCR260232  Linanthus jonesii A. C. Sanders, Jim Malusa 2015-3-8 41338 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
  SD142763  Linanthus pungens Kim Marsden, Mark Dodero 1998-3-20 Imperial Mountain Springs. (IPB 10/07) Comment
  JEPS69801  Loeseliastrum schottii W. L. Jepson 1927-4-16 11751 Imperial e. Coyote Wells; Colorado Desert 60 Comment
  RSA77057  Loeseliastrum schottii F. W. Peirson 1927-4-16 7218 Imperial Foot of Mountain Springs Grade, Western Imperial County Comment
  SD11261  Loeseliastrum schottii Frank F. Gander 1935-4-17 180 3 Imperial Carriso Creek, southwestern Imperial Co. Comment
  SD200486  Loeseliastrum schottii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16635 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), north fork of Big Wash, Site FERCYL in arroyo and surrounding hillsides 27 Comment
  POM356967  Lolium temulentum Edwin Kline 1920-4-11 s.n. Imperial Near Brawley Comment
  SD86678  Lomatium mohavense Helen V. Witham 1970-4-19 792 Imperial Southwest corner of Imperial County, near In-Ko-Pah 1200 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
  JEPS65151  Lotus salsuginosus var. brevivexillus W. L. Jepson 1935-4-20 17083 Imperial Baileys Well -3 Comment
  CDA18522  Lotus strigosus Frank B. McMurry 1943-1 1324 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  SEINET5584712  Lotus strigosus Stephen Hale 2010-3-31 Imperial Steep mountain and canyon terrain in Paloverde Mountains near the WAPA Blythe-Knob transmission line 232 Comment
  UCR153526  Lotus strigosus Jon P. Rebman 2001-3-14 7119 Imperial Peninsular Ranges/ Cuyamaca-Laguna Mtns, Jacumba Natural Area, In-ko-pah Mtns 975 Comment
  UCR165501  Lotus strigosus var. tomentellus 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
  UCR41907  Lotus tomentellus A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6206 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
  SD125418  Lupinus Grady L. Webster, S. Lynch 1973-3-18 7588 Imperial Ca 4 miles northwest of Ocotillo, mouth of Fossil Canyon 305 Comment
  SEINET10686769  Lupinus Greg Gust, Leith Nye 2005-3-3 Gust 456 Imperial BLM Land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. Desert Scrub. 159 Comment
  RSA87308  Lupinus agardhianus F. W. Peirson 1927-4-16 7214 Imperial Foot of Mountain Springs Grade, Western Imperial County. Comment
  POM27529  Lupinus arizonicus I. L. Wiggins 1941-3-25 9625 Imperial 12 miles northeast of Niland, on road to Beal Well. Comment
  RSA607587  Lupinus arizonicus R. S. Woglum 1940-3-11 2476 Imperial Sonoran Desert: Beal's Well; south end of Chocolate Mountains. Comment
  SBBG29413  Lupinus arizonicus D. Myrick 1968-3-1 1785 Imperial base of Fish Crk Mtns, 15 mi S of Ocotillo Wells along Gypsum Mine railroad 30 Comment
  UCR100796  Lupinus arizonicus George K. Helmkamp, E. A. Helmkamp 1998-3-18 2885 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 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
  UCR265877  Lupinus arizonicus Mitch Provance 2008-3-15 10107 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
  UCR269513  Lupinus arizonicus A. C. Sanders, Jim Malusa 2016-3-8 42153 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, near E.O.D. Camp Burt, eastern edge of Chocolate Mtns. Aerial Gunnery Range, wash crossing Skyline Dr., 0.45 km north of Dietz Rd. 320 Comment
  UCR269577  Lupinus arizonicus A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42067 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, head of Mammoth Wash, above 'slot' canyon in upper gorge 488 Comment
  RSA87090  Lupinus brevior F. W. Peirson 1922-4-13 5226 Imperial Mountain Springs Grade on road from El Centro to San Diego. 366 Comment
  SBBG69016  Lupinus concinnus S. W. Hutchinson -Feb-1926 526 Imperial El Centro to Mtn Springs 60 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
  CAS-BOT-BC216647  Lupinus excubitus subsp. hallii Carl B. Wolf 1931-3-14 1896 Imperial Base of Mountain Springs Grade, W side of Colorado Desert 182 Comment
  CAS-BOT-BC216553  Lupinus excubitus var. medius C. B. Wolf 1931-3-14 1896 Imperial At base of mountain springs grade, W side of Colorado Desert 182 Comment
  SD155791  Lupinus excubitus var. medius Jon P. Rebman 2001-3-16 7207 Imperial Jacumba Natural Area, In-Ko-Pah Mountains, near Smuggler's Cove. 1046 Comment
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Mar 4 2014
  SD262279  Lupinus sparsiflorus A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-9 42780 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, Mammoth Wash, upper canyon c. 5.5 km above Hayden Well. 454 Comment
  UCR212898  Lycium A. C. Sanders 2010-2-20 37311 Imperial Sonoran (Colorado) Desert; Colorado River Valley, eastern edge of Winterhaven, curve on Hwy S24 at Quechan Rd. on Quechan (Ft. Yuma) Indian Reservation, near AZ border 41 Comment
  UCR262324  Lycium Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren 2013-3-9 4488 Imperial Colorado (Sonoran) Desert, Chocolate Mountains, Arrastra Wash c. 2.25 air miles northeast of Picacho Peak 129 Comment
  RSA422090  Lycium andersonii R. S. Woglum 1941-4-10 2911 -A Imperial Calexico Comment
  SBBG22003  Lycium andersonii R. F. Thorne, R. Rutherford 1964-4-11 Imperial Araz Wash, between Pasadena and Stud Mtns, Cargo Muchacho Mtns 304 Comment
  UCR99998  Lycium andersonii B. G. Pitzer 1997-10-18 3307 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
  UC484266  Lycium brevipes C. B. Wolf 1931-3-12 Imperial 0.5 mi s Niland Comment
  CAS-BOT-BC231468  Lycium brevipes var. brevipes S. B. Parish 1916-5-10 10868 Imperial Niland, Colorado Desert Comment
  SD220715  Lycium brevipes var. brevipes Margaret R. Mulligan, L. Hendrickson, L. L. Jee 2008-4-25 2507 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City; Section 14 (SL14), in Coral Wash ca. 2 mi southwest of Hwy 86. 25 Comment
  CAS-BOT-BC231482  Lycium brevipes var. hassei C. B. Wolf 1931-3-12 1873 Imperial Colorado Desert, 1/2 mi. south of Niland Comment
  POM145296  Lycium brevipes var. hassei J. B. Feudge 1927-2-25 1831 Imperial Near Salton Sea Comment
  CAS-BOT-BC231634  Lycium cooperi LeRoy Abrams 1903-4-2 3149 Imperial Near Boundary Monument 222, between Calexico and Signal Mountain Comment
  SEINET5575173  Lycium fremontii Steven P. McLaughlin 1998-1 7393 Imperial Road to Taylor Lake Picacho State Rec. Area campground, sandy soil with Olneya teosota, Larrea tridentata. 100 Comment
  CAS-BOT-BC60267  Lyrocarpa coulteri Roxana S. Ferris 1939-3-29 9703 Imperial Fish Creek Mountains. Split Mountain Canyon. Comment
  RSA787521  Malacothrix clevelandii Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3500 A Imperial The Jacumba mountains, above the Valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile north of the U.S./Mexico border. 1280 Comment
  RSA0013097  Malacothrix glabrata Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4554 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  SD199837  Malacothrix glabrata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16561 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
  SD200332  Malacothrix glabrata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16596 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
  UCR202318  Malacothrix glabrata Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3184 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, south side of the Colorado River, and north of main access road 63 Comment
  CAS-BOT-BC322587  Malperia tenuis Eva M. Wilson 1949-4-3 s.n. Imperial Mt. Signal Comment
  POM156265  Malperia tenuis L. R. Abrams 1903-4-2 3189 Imperial Signal Mountain, Colorado Desert. Comment
  RSA788540  Malperia tenuis Duncan S. Bell 2012-4-25 3530 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
  UCR41479  Malperia tenuis A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet, W. W. Wright 1986-3-9 6240 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
  SEINET10680610  Malva Greg Gust, Leith Nye 2005-3-4 Gust 489 Imperial Summit of Black Mountain on Black Mountain Rd. High desert scrub. 549 Comment
  UCD116672  Malva parviflora Clarence Peterson 1912-4-17 s.n. Imperial Yuma Experiment Farm, Bard. Comment
  SEINET7048028  Malva parviflora Steven R. Hill, Kate Kramer 2001-4-27 33497 Imperial South side of California Route 78 east of Brawley, southeast of the Salton Sea, Imperial Valley, 1.8 miles west of Seybert Road, 2.6 miles west of junction with California Route 115. Western flats of Alamo River. Elevation -118 feet. -35 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
  UCR1578  Malvella leprosa William R. Bowen 1962-4-18 049 Imperial Sonoran (Colorado) Desert, along road c. 5 miles east of Calexico on State Hwy 98 0 Comment
  RSA388023  Marina parryi Steve D. Boyd 1986-2-6 1248 Imperial Bajada E of the Mts., Powerline Road 5.6 miles W of Picacho Rd. Comment
  UCR48456  Marina parryi Steve Boyd 1986-2-6 1248 Imperial Cargo Muchacho Mtns, Bajada east of the Mtns., Powerline Road 5.6 mi west of Picacho Road Comment
  SD142414  Melilotus albus Jon P. Rebman, Adrienne Russell 1997-9-6 4185 Imperial Along Hwy. 98, approximately 6 miles E of Calexico 0 Comment
  UCR165487  Melilotus albus John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 13 and 14, c. 3.5 miles NE of Wister 27 Comment
  CDA4201  Melilotus indicus T. C. Fuller 1962-4-4 8034 Imperial West of Highway 99 [later renumbered Highway 86] , 1.2 miles north of Highway 78, 18.0 miles northwest of Westmoreland. 0 Comment
  RSA701311  Menodora scoparia Jon P. Rebman, Oscar Solis 2001-5-4 7311 Imperial Mountain Springs Grade, just S of Interstate 8. 670 Comment
  UCR278744  Mentzelia desertorum Onkar Singh, B. Huttar 2015-3-14 5079 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  JEPS40803  Mentzelia hirsutissima L. M. Newlon 1922-4-1 376 Imperial Grade e Mountain Springs Comment
  CDA36643  Mentzelia hirsutissima var. stenophylla T. C. Fuller 1962-4-4 8113 Imperial Highway 80 to Jacumba, 6.2 miles west of Ocotillo. 0 Comment
  CDA36637  Mentzelia involucrata T. C. Fuller 1962-4-4 8094 Imperial Shell Canyon Road, south of Coyote Mountain, 2.8 miles north of Ocotillo. 0 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
  JEPS89280  Mentzelia involucrata Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8315 Imperial just nw Yuma, Ariz. (wash at mouth of Picacho Wash, along Picacho road, 5 mi n of its junction with old U.S. Hwy 80, and 0.2 mi n of the All-American Canal); Picacho Wash 60 Comment
  POM156245  Mentzelia involucrata L. R. Abrams 1903-4-2 8166 Imperial Signal Mountain, Colorado Desert. Comment
  RSA782245  Mentzelia involucrata R. W. Spjut 2008-4-1 16234 Imperial Sonoran Desert. BLM: Palo Verde Mts., along Hwy. 78 491 Comment
  SD73511  Mentzelia involucrata Helen V. Witham 1970-3-1 711 a Imperial Pinto Wash 160 Comment
  SDSU8086  Mentzelia involucrata H. Wedberg 1966-3-26 1172 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, 0.1 mi. S of San Diego County. 274 Comment
  SEINET206294  Mentzelia involucrata Unknown 1958-2-17 6148 Imperial Just west of and above summit of road (Ogilby-Blythe road) over Palo Verde Mountains; 244 Comment
  UC605011  Mentzelia involucrata Roxana S. Ferris and Ruth P. Rosebach 1938-5-17 9613 Imperial upper end of Painted Gorge Carisso Mts. Comment
  UCR102689  Mentzelia involucrata B. G. Pitzer 1998-2-2 3495 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  RSA336271  Mentzelia involucrata var. megalantha Robert F. Thorne 1978-4-29 52141 Imperial W of Chocolate Mountains: ca. 1 mile E of Coachella Canal and W of Melson Well. Comment
  RSA440429  Mentzelia involucrata var. megalantha M. B. Dunkle 1935-4-17 4567 Imperial E of Beal Well Comment
  RSA649274  Mentzelia longiloba var. longiloba Sears 1978-3-15 780 Imperial 9 mi. NE of Glamis, 2 mi. SW of Blythe, Ogilby Road Jct. Chocolate Mts. 295 Comment
  UCR82250  Mentzelia longiloba var. longiloba J. M. Stewart 1994-3-21 794 Imperial Colorado River Valley, Glamis Dunes, along Interstate Hwy 8, 1 mi. west of Brock Research Center Drive. Comment
  SEINET3094631 Image available Mentzelia multiflora subsp. longiloba George K. Helmkamp, E. A. Helmkamp 1998-3-18 2873 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
  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
  SD10790  Mentzelia veatchiana Frank F. Gander 1935-3-23 149 5 Imperial Boulder Park on Highway 80 top of Mountain Springs Grade Comment
  RSA788388  Mimulus aridus Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3527 Imperial The Jacumba mountains; Valley of the Moon, approximately 0.75 air mile north of the U.S./Mexico border, and approximately 0.4 air mile southeast of Smugglers Cave. 1109 Comment
  HSC20800  Mimulus bigelovii var. bigelovii C. L. Hitchcock, C. V. Muhlick 1964-3-20 23187 Imperial Along Hwy. S2, about 7 mi. N of jct. with Hwy. 80 Comment
  JEPS8181  Mimulus bigelovii var. bigelovii W. L. Jepson 1927-4-17 11763 Imperial foot Mountain Springs grade (Myer's Creek Bridge) 243 Comment
  RSA696414  Mimulus bigelovii var. bigelovii LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1302 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  POM126731  Mimulus bigelovii var. bigelovii E. E. Schellenger 1906-03 26 Imperial Colorado Desert. Comment
  UCR260240  Mirabilis laevis A. C. Sanders, Jim Malusa 2015-3-8 41344 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, small side canyon south of the main wash, US Navy Chocolate Mountains Aerial Gunnery Range 354 Comment
  JEPS61350  Mirabilis tenuiloba L. M. Newlon 1922-3-31 465 Imperial grade e of Mountain Springs Comment
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Jul 25 2012
  POM265640  Mirabilis tenuiloba J. C. Roos 1937-6-10 1447 Imperial Coyote Wells, western edge of Colorado Desert. Comment
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Oct 9 2010
  POM280200  Mirabilis tenuiloba Lyman Benson 1933-4-1 4246 Imperial Cuyamaca Mountains. US 80, grade to Mt. Springs, Salton Sea Watershed. 457 Comment
  RSA69458  Mirabilis tenuiloba F. W. Peirson 1941-4-8 13075 Imperial Small, rocky side canyon of Painted Gorge, ca. 10 miles E of Mt. Springs Grade and N of El Centro to San Diego Blvd. Comment
  RSA464808  Mirabilis tenuiloba Rockwell 1926-3-1 s.n. Imperial [Unspecified] Comment
  JEPS22027  Mohavea confertiflora Rimo Bacigalupi with Paul Hutchison 1958-2-17 6144 Imperial Along Blythe-Ogilby road, 1 1/2 miles north of southern base of Palo Verde Mountains 243 Comment
  JEPS9997  Mohavea confertiflora L. M. Newlon 1922-3-31 373 Imperial e side of Mountain Springs Mountain Springs Comment
  POM156252  Mohavea confertiflora L. R. Abrams 1903-4-2 3173 Imperial Signal Mountain, Colorado Desert. Comment
  RSA408754  Mohavea confertiflora N. C. Cooper 1949-3-17 3094 Imperial Colorado Desert, Coyote Wells. 305 Comment
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Dec 13 2011
  SD190680  Mohavea confertiflora Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3152 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  SD243999  Mohavea confertiflora 1985-3-28 Imperial [Locality determined by SDNHM] 5 miles west of intersection of Highway 78 and Milpitas Wash Comment
  UC1080311  Mohavea confertiflora P. C. Everett and E. K. Balls 1958-3-20 22931 Imperial 15 mi nw from Ogilby (along road to Blythe) 259 Comment
  UCR211160  Mohavea confertiflora Jim Andre, T. La Doux 2009-2-26 9895 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, SE end of mountains along Milpitas Wash at Hwy 78, c. 28 mi. SSW of Blythe 98 Comment
  UCR279451  Mohavea confertiflora A. C. Sanders, Jim Malusa 2017-3-26 43057 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, north of Frink, along dirt road 800 m above Siphon 17 of the Coachella Canal 63 Comment
  UCSB72101  Mohavea confertiflora 1979-3-3 Imperial Beginning of SHell Canyon, 2 miles east of 52 on Shell Canyon Road 152 Comment
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Aug 28 2016
  POM91004  Monolepis nuttalliana E. C. Jaeger 1925-12-22 s.n. Imperial Coyote Wells. Comment
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Oct 9 2010
  RSA45515  Monolepis nuttalliana J. C. Roos, L. Roos 1949-4-8 4200 Imperial South of Palo Verde. Comment
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Aug 28 2016
  SBBG127484  Monolepis nuttalliana A. C. Sanders 2010-3-25 37597 Imperial Wister area, Wilkins Rd 0.21 mi SE of 90 deg bend at Hobbs Rd jct, ca. 5.8 mi NW of Niland, Imperial Valley -19 Comment
  SD250479  Monolepis nuttalliana A. C. Sanders 2010-3-25 37597 Imperial Salton Trough; Imperial Valley, Wister area, Wilkins Road 0.2 miles SE of 90 degree bend at Hobbs Road junction, ca. 5.8 miles NW of Niland. -18 Comment
  RSA658694  Monolepis nuttalliana J. C. Roos 1949-4-8 4200 Imperial South of Palo Verde. Comment
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Aug 28 2016
  CAS-BOT-BC349743  Monoptilon bellioides Roxana S. Ferris 1928-4-18 7066 Imperial 1/2 mi east of Mountain Springs Comment
  JEPS31450  Monoptilon bellioides W. L. Jepson 1927-4-16 11749 Imperial plain e Coyote Wells; Colorado Desert 60 Comment
  JEPS82229  Monoptilon bellioides Rimo Bacigalupi, and L. Heckard, and P. C. Hutchison 1962-3-20 8328 Imperial about 6.3 mi s Picacho ((which is on the Colorado River, nw of Yuma)); Burro Wash 182 Comment
  RSA41260  Monoptilon bellioides Thomas W. Whitaker 1949-3-9 3 Imperial About half the distance between Cane Springs [?Kane] and Banner, Highway 79 Comment
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Feb 23 2010
  SD199843  Monoptilon bellioides Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16427 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
  SD211379  Monoptilon bellioides Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18861 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
  UCR120516  Monoptilon bellioides George K. Helmkamp, E. A. Helmkamp 2001-3-17 6284 Imperial Sonoran (Colorado) Desert, Ogilby Rd., 15.4 miles south of Calif. Hwy 78 168 Comment
  POM184107  Muhlenbergia microsperma P. A. Munz, CL Hitchcock 1932-4-5 12148 Imperial 2 miles north of Cargo Muchacho Mts. Comment
  SD128012  Muhlenbergia microsperma Michael Curto 1989-9-20 610 Imperial Chocolate Mts, 10 air mi W of Picacho, NE from Hwy S34, Indian Pass area NW of Indian Pass/Gavilan Wash jct 299 Comment
  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
  SEINET919526  Myriophyllum spicatum Steven P. MacLaughlin, Janice E. Bowers 1985-1 3042 Imperial Sandy ground along Colorado River just east of Ft. Yuma. Comment
  SD159187  Myriopteris covillei Jon P. Rebman 2001-3-14 7128 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  SD73528  Myriopteris parryi Helen V. Witham 1970-3-1 722 Imperial Lower Pinto Wash 160 Comment
  SD142490  Najas guadalupensis Jon P. Rebman, Adrienne Russell 1997-9-6 4190 Imperial West of Hwy 115, along the Redwood Canal, just west of the Alamo River, between Butler Road & McKim Road. 20 Comment
  UCD138164  Najas marina Malcolm A. Nobs; S. Galen Smith 1948-9-5 544 Imperial canal above Laguna Dam, Lower Colorado River. Comment
  UC1292010  Nama C. L. Hitchcock, C. V. Muhlick 1964-3-20 23204 Imperial sand hills about 20 mi nw Yuma; nw of Yuma Comment
  UCR100847  Nama demissa George K. Helmkamp, E. A. Helmkamp 1998-3-18 2881 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 Comment
  POM48805  Nama demissa var. deserti Mary F. Spencer 1917-3-28 207 Imperial Coyote Wells. Comment
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Oct 9 2010
  RSA74718  Nama hispida var. revoluta F. W. Peirson 1927-4-15 7199 Imperial Low land along Colorado River, near Ft. Yuma. Comment
  RSA603247  Nama hispida var. spathulata R. S. Woglum 1941-4-10 2922 Imperial Sonoran Desert: Imperial Sand Dunes Recreation Lands, north of Ogilby.. . Comment
  RSA603561  Nama hispida var. spathulata R. S. Woglum 1940-3-10 2446 Imperial Sonora Desert: Ogilby. Comment
  SD118902  Nama hispida var. spathulata Duffie Clemons, Erik Jonsson 1986-3-8 1336 Imperial Dry playa in Skull Valley, Yuha Desert. 244 Comment
  SEINET3091556 Image available Nama hispida var. spathulata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2898 Imperial 7 mi. N of Winterhaven on Picacho Rd & 1.7 mi. E on powerline rd. 198 Comment
  JEPS1398  Nama stenocarpa T. S. Brandegee 1901-3-27 Imperial Diamond Lake Colorado Desert, Diamond Lake (Colorado Desert, Southern California) Comment
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Jun 26 2015
  LA205741  Nama stenocarpa Martha Hilend; 1930-4-19 415 Imperial Colorado River Basin, 5 mi. N of Laguna Dam 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
  RSA0121530  Nasturtium curvisiliqua S. B. Parish 1912-10-21 8295 Imperial Colorado River. Ft. Yuma Comment
  POM2163  Nemacaulis denudata var. gracilis Katherine Brandegee 1905-04 s.n. Imperial Carisa Creek Comment
  SEINET4206018  Nemacaulis denudata var. gracilis K. Brandegee s.n. Imperial Cariso Creek, Colorado Desert Comment
  GMDRC6907  Nemacladus glanduliferus J. M. Andre 2015-3-3 31288 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
  UCR211978  Nemacladus glanduliferus Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-10 16260 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 19 (SP19), north fork of Palm Wash, Site HYPEMO in sandy arroyo and surrounding rocky embankments 88 Comment
  RSA75130  Nemacladus glanduliferus var. orientalis F. W. Peirson 1932-3-22 9798 Imperial Midway Well. 152 Comment
  SEINET10972227  Nemacladus glanduliferus var. orientalis Rimo Bacigalupi 1958-3-3 Bacigalupi 6219 A Imperial Wash on the eastern flanks of the Chocolate Mts., along the road from Palo Verde to Ogilby, about 5.5 miles south of Midway Well and about 1.0 mile north of the junction of the road leading to Glamis 332 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
  RSA0013124  Nemacladus rubescens J. Mark Porter, Sarah J. De Groot 2012-4-12 15090 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  RSA0013131  Nemacladus rubescens J. Mark Porter, Sarah J. De Groot 2012-4-12 15082 Imperial Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash. 347 Comment
  JEPS22348  Nemacladus tenuis var. aliformis Rimo Bacigalupi with Drs. R. and A. Tryon, R. and A. Alava 1958-3-3 6219 B Imperial about 5.5 mi s Midway Well (along the road from Palo Verde to Ogilby, about 1.0 mi n of road to Glamis, e flanks of Chocolate Mts); Chocolate Mts. 332 Comment
  UCR50449  Nemacladus tenuis var. aliformis George K. Helmkamp 1988-2-28 880228- 29 Imperial Sonoran (Colorado) Desert, at end of a dirt road c. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98 153 Comment
  UC669213  Nemacladus tenuis var. tenuis Annie M. Alexander and Louise Kellogg 1941-3-19 1968 Imperial American Girl Mines; Colorado Desert, Cargo Muchacho Mountains 205 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
  SEINET3079361 Image available Neogaerrhinum filipes Norman C. Cooper 1949-3-17 3096 Imperial Coyote Wells 305 Comment
  CDA41130  Nicotiana obtusifolia T. C. Fuller 1959-4-8 2477 Imperial 11 road miles south of Palo Verde, above Colorado River. 0 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
  RSA0020233  Nicotiana obtusifolia Duncan S. Bell 2013-3-24 4644 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
  RSA426718  Nicotiana obtusifolia Martha Hilend 1927-11-26 s.n. Imperial San Felipe Wash. Comment
  RSA682673  Nicotiana obtusifolia Scott D. White, Michael Honer 2003-5-28 9420 Imperial Fish Creek Mountains: Southeast of US Gypsum quarry; minor canyon on southwest facing slope. 183 Comment
  SD258504  Nicotiana obtusifolia J. M. Andre 2013-3-4 24149 Imperial Along Ogilby Rd, 22 miles N of I-8, approx 4 miles S of Jct with Hwy 78. (Hedges 7.5'Q) 242 Comment
  UCD126757  Nicotiana obtusifolia Lyster H. Dewey 1912-4-5 s.n. Imperial Yuma Experiment Farm, Bard. Comment
  UC472946  Nicotiana quadrivalvis Mary F. Spencer 1922-4-28 265 Imperial Salton Sea Sand Dunes Comment
  SEINET9120443  Nolina bigelovii Dice, Donoghue 1984-1 580 Imperial Mountain Spring 670 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
  POM47419  Notholaena californica subsp. californica P. A. Munz 1924-2-23 7820 Imperial Foot of Mountain Springs Grade. Comment
  UCD106781  Oenothera californica P. B. Kennedy 1924-2-17 s.n. Imperial Highway to Imperial Valley via Salton Sea. Comment
  RSA698242  Oenothera cardiophylla J. R. Bruff 1928-4-5 197 Imperial Painted Gorge. Comment
  CSUSB205  Oenothera deltoides Heidi A. Haid 1964-3-27 64327 2 Imperial 5 miles west of Glamis, 300 yards from road. 91 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
  SBBG36808  Oenothera deltoides D. Myrick 1966-4-4 1351 Imperial Hwy 78 between Brawley and Glamis Comment
  UCR3171  Oenothera deltoides Scott Fowler 1964-3-23 640323- 15 Imperial Sonoran (Colorado) Desert, west side of Salton Sea near Kane Spring, crossroads of Hwy 99 [=86] and Hwy 78 -55 Comment
  JEPS23062  Oenothera deltoides subsp. deltoides Reino Alava with R. Bacigalupi, Dr. and Mrs. Rolla Tryon 1958-3-3 1806 Imperial at junction of US Hwy 80 with road from Ogilby; Colorado Desert 67 Comment
  POM271922  Oenothera deltoides subsp. deltoides Lyman Benson 1933-4-1 4225 Imperial US 80, Sand dunes W of Yuma., Yuma Desert. 30 Comment
  POM355318  Oenothera deltoides subsp. deltoides N. C. Cooper 1949-3-16 3071 Imperial Seeley -13 Comment
  RSA146014  Oenothera deltoides subsp. deltoides William M. Klein, David P. Gregory 1958-2-13 74 Imperial Along U.S. Highway 80 about 3.8 miles southeast of Desert Edge. 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
  RSA75421  Oenothera deltoides subsp. deltoides F. W. Peirson 1927-4-15 7192 Imperial 10 miles east of Holtsville Comment
  SDSU18776  Oenothera deltoides subsp. deltoides C. Matt Guilliams, Jeff Marshall 2008-4-23 622 Imperial North of I-8 ca. 0.5km and east of the All-American Canal ca. 50m. Adjacent to the canal as it passes through the Algodones Dunes. 73 Comment
  SDSU8861  Oenothera deltoides subsp. deltoides D. Hunsaker 1962-3-31 Imperial Coachella Canal, 22 miles E of Brawley, on Glamis road. Comment
  UC1228542  Oenothera deltoides subsp. deltoides C. V. Muhlick 1962-3-18 22215 Imperial just sw sandhills 5 mi. w. of Glamis Comment
  UC495105  Oenothera deltoides subsp. deltoides Philip A. Munz and C. L. Hitchcock 1932-4-5 12128 Imperial 10 mi se Holtville Comment
  UC669259  Oenothera deltoides subsp. deltoides Annie M. Alexander and Louise Kellogg 1941-3-3 1885 Imperial near edge of road from El Centro to Yuma; Colorado Desert Comment
  UCR252830  Oenothera deltoides subsp. deltoides Jim Andre 2013-3-3 23970 Imperial Sonoran (Colorado) Desert, Yuha Desert, along Hwy 98 near Pinto Wash, 15.1 mi. ESE of Ocotillo, and west of Calexico 38 Comment
  RSA0125332  Oenothera deltoides subsp. deltoides Larry E. DeBuhr, Gary D. Wallace 1973-3-3 791 Imperial Yuha Basin, Pinto Wash; about 16 miles west of Calexico along Hwy 98. Comment
  SEINET5345706  Oenothera deltoides var. deltoides N. H. Holmgren, P. K. Holmgren 1974-3-24 7496 Imperial Salton Sea Basin, Calif. Highway 86, 10.8 miles west-northwest of Westmorland 55 Comment
  JEPS101772  Oenothera speciosa Dean W. Taylor 1999-4-9 17099 Imperial ca. 2 miles North of Imperial; Memorial Park Cemetary, along Highway 86 -15 Comment
  CAS-BOT-BC427417  Oligomeris linifolia E. A. McGregor 1917-4-17 859 Imperial Colorado Desert. 5 mi east of El Centro Comment
  CAS-BOT-BC427419  Oligomeris linifolia E. A. McGregor 1917-3-16 2062 Imperial Colorado Desert. Meloland Comment
  CAS-BOT-BC427427  Oligomeris linifolia LeRoy Abrams 1903-3-28 3226 Imperial Heber, Imperial Valley Comment
  CAS-BOT-BC427429  Oligomeris linifolia W. I. Follett; E. B. Follett 1966-4-21 s.n. Imperial 4.4 miles ca. southwest of Truckhaven Comment
  POM47359  Oligomeris linifolia Mary F. Spencer 1917-3-31 234 Imperial Coyote Wells Comment
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Oct 9 2010
  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
  SD192031  Oligomeris linifolia Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14587 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
  SEINET12807448  Oligomeris linifolia Chris Dietrich, M. Merello, and H. Schmidt 1994-1 39 Imperial 12.5 miles north of Interstate 8, off Ogilby Road, 10.1 miles east on Hayduke Mine Road, (A278) BLM land. Desert Access Guide Map #21. Sonoran Desert creosote bush-scrub, along a deep, gravelly wash 221 Comment
  UCD77887  Oligomeris linifolia Robert E. Preston 1997-12-11 1079 Imperial 2.9 miles SSE of Palo Verde Peak, along unnamed wash. 121 Comment
  UCR102669  Oligomeris linifolia B. G. Pitzer 1998-2-1 3466 Imperial Sonoran (Colorado) Desert, Milpitas Wash, c. 0.2 mi. south of Walter's Camp Rd, c. 0.1 mi. west of Hwy 78 91 Comment
  UCR253671  Oligomeris linifolia Jim Andre 2013-3-4 24156 Imperial Sonoran (Colorado) Desert, along Ogilby Road, 22 mi north of I-8, c. 4 mi south of the junction with Hwy 78 242 Comment
  UCR3394  Oligomeris linifolia Tom Painter 1964-4-11 41164- 13 Imperial Sonoran (Colorado) Desert, 21 miles east of Brawley [Algodones Dunes, along Hwy 78], c. 5 miles west of Glamis 61 Comment
  UCR48467  Oligomeris linifolia Steve Boyd 1986-2-6 1262 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mtns. Plains east of Mts., Powerline Road, 3.8 mi west of Picacho Rd. Comment
  OBI30171  Olneya tesota Shelley MacKay 1971-4-17 63 Imperial 27 mi N of Glamis on hwy 78, in the MIlpitas wash 30 Comment
  POM28556  Olneya tesota Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA767600  Olneya tesota J. Mark Porter 2003-3-4 13490 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8 Comment
  SBBG128617  Olneya tesota A. C. Sanders, T. B. Salvato 2013-5-9 40832 Imperial Chuckwalla Bench, S of Chuckwalla Mtns, along BLM rd 620 (E-W powerline rd), ca. 3.65 km E of rd 552, 2.3 km SE of Raineys Well 486 Comment
  SD243908  Olneya tesota 1985-4-15 Imperial [Locality determined by SDNHM] Burro Wash, east of Picacho Peak Comment
  UC1281089  Olneya tesota H. E. McMinn 1925-6-28 1447 Imperial ne base Signal Mt. Comment
  SD143377  Opuntia basilaris var. basilaris Jon P. Rebman, A. Salywon, C. Christy 1998-3-22 4934 Imperial West side of Coyote Mountains, northwest of Ocotillo, in wilderness area east of Highway S2. (IPB 9/07) 110 Comment
  SD143378  Opuntia basilaris var. basilaris Jon P. Rebman, A. Salywon, C. Christy 1998-3-22 4933 Imperial West side of Coyote Mountains, northwest of Ocotillo, in wilderness area east of Highway S2. (IPB 10/07) 110 Comment
  RSA721450  Opuntia bigelovii Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-13 4327 Imperial Chocolate Mountains: Along Beal road W/SW of Surveyor's Pass. 399 Comment
  RSA124726  Opuntia munzii E. K. Balls, Percy C. Everett 1957-11-5 22760 Imperial 6.7 miles from All American Canal, on road from Niland to Beal Well 244 Comment
  RSA721473  Opuntia munzii Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-13 4316 Imperial Chocolate Mountains: Along Beal road near Surveyor's Pass. 645 Comment
  RSA721455  Opuntia ramosissima Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-13 4332 Imperial Chocolate Mountains: Along Beal road, bajada just SW of mountains. 184 Comment
  JEPS70883  Orobanche cooperi L. R. Heckard 1973-4-23 3315 Imperial ca. 1.5 mi. s. on Ted Kipf rd. from Glamis 152 Comment
  UCD83578  Orobanche cooperi Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5917 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 73 Comment
  UCR115389  Orobanche cooperi June Latting 1977-12-11 s.n. Imperial Sonoran/Colorado Desert, east side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road 69 Comment
  CAS-BOT-BC502852  Orobanche cooperi subsp. cooperi Fay A. Mac Fadden 1936-3-24 14520 Imperial Wash between Sand Dunes and Yuma Comment
  CAS-BOT-BC502858  Orobanche cooperi subsp. cooperi Mrs. W. J. Anderson 1926-3-1 s.n. Imperial Westmoreland Comment
  RSA0059400  Orobanche cooperi subsp. cooperi Howard de Forest 1933-4-9 17775 Imperial Superstition Mt., Colorado Desert. 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-BC327857  Palafoxia arida C. B. Wolf 1931-3-14 1888 Imperial Colorado Desert, on road from Yuma to Holtville, 2 miles E of Gray's Well; below sea level Comment
  CAS-BOT-BC327859  Palafoxia arida Steve Boyd 1986-2-6 1264 Imperial Cargo Muchacho Mts. Plains E of the Mts. Powerline Rd., 2.9 mi W of Picacho Rd. Comment
  CAS-BOT-BC327860  Palafoxia arida Annie M. Alexander; Louise Kellogg 1941-3-13 1935 Imperial Colorado Desert. 3 miles S of Ogilby Comment
  CAS-BOT-BC327880  Palafoxia arida D. W. Kyhos 1962-2-17 62 -1 Imperial West side of Salton Sea near US Hwy 99 about 5 miles N of Truckhaven Comment
  SBBG22823  Palafoxia arida D. Myrick 1965-2-26 1040 Imperial near Westmoreland 60 Comment
  SBBG25116  Palafoxia arida D. Myrick 1966-4-4 1353 Imperial Hwy 78 between Brawley and Glamis Comment
  SEINET2053904 Image available Palafoxia arida Richard L. Irwin 1962-4-1 8 Imperial 0.6 miles S. of Ocotillo - off U.S. Hwy. 80. 15 Comment
  SFV4067  Palafoxia arida K. A. Wilson 1964-4-11 1317 Imperial Orita-Glamis Road, 3 miles east of East Highline Canal. Comment
  UCR242063  Palafoxia arida A. C. Sanders, T. B. Salvato, Tim Thomas 2012-10-31 40490 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., Arroyo Seco, SW of Graham Pass, 3.3 km SW (242 deg. ) of Raineys Well, W of BLM Rd. 552 between rds. 620 & 988 566 Comment
  JEPS101311  Palafoxia arida var. arida Dean W. Taylor 1998-5-12 16397 Imperial Tarantula Wash, ca. 2.5 miles down the wash south of Highway 78, and ca. 8 miles E of Highway 86 -15 Comment
  JEPS34762  Palafoxia arida var. arida S. B. Parish 1912-10-19 8364 Imperial dunes of river near Calexico; Salton Basin, Alamo River 0 Comment
  OBI76774  Palafoxia arida var. arida James M. Andre, G. L. Clifton 2011-2-21 15891 Imperial Salton Sea; W end of sea, growing on small dune system along dirt rd partially covered in moving sand, approx 8 mi SSE of Salton City, approx 1 mi E of Hwy 86 43 Comment
  RSA387396  Palafoxia arida var. arida Steve Boyd 1986-2-6 1264 Imperial Sonoran (Colorado) Desert Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd. Comment
  RSA489399  Palafoxia arida var. arida George K. Helmkamp 1988-2-28 s.n. Imperial Sandy flat just N of Signal Mtn., S of Hwy 98. [Mount Signal 10 km cell; PG-1N, 2E 31 Comment
  RSA562864  Palafoxia arida var. arida D. Charlton, Donna Raddatz 1991-2-25 4699 Imperial Sweeney Canyon, north of the Carrizo Badlands overlook, Anza Borrego State Park. 305 Comment
  RSA603892  Palafoxia arida var. arida A. C. Keller 1937-5-31 s.n. Imperial 12.4 miles east of Holtville Comment
  RSA603893  Palafoxia arida var. arida A. C. Keller 1937-5-31 s.n. Imperial 34.2 miles east of Holtville. 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
  RSA683905  Palafoxia arida var. arida Michael Denslow, Tim Thibault 2004-2-20 1913 Imperial Borrego Badlands, between Salton City & Borrego Springs. roadside of S22 the Borrego Salton Seaway. 72 Comment
  SD128761  Palafoxia arida var. arida Darley F. Howe 1980-4-13 Imperial 9 miles east of Holtville on Highway 8 Comment
  SD144905  Palafoxia arida var. arida Jon Rebman, A. Salywon & C. Christy 1998-3-22 4938 Imperial Southeast of El Centro; along Hwy. 98, ca. 1.4 miles SW of Interstate 8 20 Comment
  SD17616  Palafoxia arida var. arida Allen C. Keller 1937-5-31 Imperial 12.4 miles east of Holtville. Comment
  SD199850  Palafoxia arida var. arida Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16405 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa -4 Comment
  SDSU364  Palafoxia arida var. arida Robyn M. Garcia 1987-4-4 Imperial Intersection of Shell Canyon Rd and Interstate 8, ca. 3 miles SW of , wash alongside I-8 168 Comment
  UCR254387  Palafoxia arida var. arida Margaret R. Mulligan, Larry Hendrickson, L. Louise Jee 2008-4-25 2529 Imperial Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, in Coral Wash, 1.75 mi southwest of Hwy 86. Section SL14 17 Comment
  UCSB33420  Palafoxia arida var. arida Kearns, D.; Simmons, Karen 1979-3-3 Imperial Shell Canyon Road; 1 1/2 miles from S2 152 Comment
  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
  RSA760079  Palafoxia arida var. gigantea J. Andre, Tash La Doux 2009-2-26 9871 Imperial Algodones Dunes: west end of Algodones Dunes, along north side of Highway 78. 68 Comment
  SD103941  Palafoxia arida var. gigantea J. L. S. Simpson 1965-5-13 Imperial Sand hills west of Yuma Comment
  SFV4269A  Palafoxia arida var. gigantea D. S. Verity, J. Turner, F. M. Ball 1964-2-15 s. n. Imperial About 29.5 miles east of Holtville on main highway to Yuma. Sand dunes between highway and very old plank road. Comment
  SJSU11689  Palafoxia arida var. gigantea R. C. McGehee 1971-2-13 352 Imperial S end Sand Hills by junction of Hwy 20 & rd to Midway Wells c. 20 mi W of Yuma Comment
  CAS-BOT-BC253668  Panicum capillare Malcom A. Nobs; S. Galen Smith 1948-9-5 554 Imperial Above Laguna Dam, lower Colorado River Comment
  CAS-BOT-BC334495  Panicum coloratum R. E. Riefner, Jr. 2013-8-1 13 -159 Imperial El Centro, SE of Seeley, near Sunbeam Lake Park, E of Drew Rd and N of West Ross Rd., vicinity of Bennett Rd. -13 Comment
  UCR247517  Panicum coloratum R. E. Riefner Jr. 2013-7-31 13- 161 Imperial Sonoran(Colorado) Dessert, El Centro, west of New River, vicinity of West Worthington Road(S-28) at Erskine Road -9 Comment
  UCR260195  Panicum hirticaule Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6075 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, Skull Canyon to the east of Davies Canyon, c. 0.75 air miles north of the US/Mexico border 255 Comment
  SEINET1025391  Panicum urvilleanum G. Rink, B., A. and D. Phillips 2004-4-14 3012 Imperial BLM, Algondones Dunes, Gordon's Well, north of I-8. 85 Comment
  UCR16288  Panicum urvilleanum W. W. Mayhew 1959-3-21 s.n. Imperial Sonoran (Colorado) Desert, 4 mi west of Glamis 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-BC202244  Parkinsonia aculeata 1912-10-1 s.n. Imperial Brawley, Imperial Valley Comment
  OBI6341  Parkinsonia florida H. E. McMinn 1925-7-1 1458 Imperial 10 mi S Oasis Colorado desert Comment
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Aug 22 2012
  OBI8345  Parkinsonia florida David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12050 Imperial 7 mi NW of Salton City along Calif 86 Comment
  SD142238  Parkinsonia florida Jon Rebman, L. Renfro 1997-11-19 4754 Imperial Northwest of Yuma: E of Ogilby Road along Indian Pass Road at Chemgold Company's Imperial Project Comment
  SD243914  Parkinsonia florida 1985-4-15 Imperial [Locality determined by SDNHM] Burro Wash, east of Picacho Peak Comment
  UCD84998  Parkinsonia florida Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5834 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  UCR137364  Parkinsonia florida June Latting 1978-4-30 s.n. Imperial Sonoran (Colorado) Desert, Road S34 (Ogilby Road) north of I-8 400 Comment
  UCSB42717  Parkinsonia florida Matkin, Craig 1971-4-17 Imperial Colorado Desert, about 17 miles south of Palo Verde 91 Comment
  UCR245079  Pectis papposa A. C. Sanders, T. B. Salvato, Shannon Davis 2012-10-11 40399 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
  CAS-BOT-BC355861  Pectis papposa var. papposa K. Larson 1976-10-25 1974 Imperial Heber study area - S of El Centro Comment
  CAS-BOT-BC355862  Pectis papposa var. papposa Geo. D. Abrams 1902-6-1 s.n. Imperial Imperial Comment
  SFV18746  Pectis papposa var. papposa J. N. Hogue 2003-10-3 206 .1 Imperial Algodones Dunes, about 2 miles west of Glamis. 85 Comment
  SD124134  Pectocarya heterocarpa Charles Convis 1980-3-18 78 Imperial Colorado Desert, western Salton Basin, 27 km due west-northwest of Westmoreland, 0-2 km east of confluence of Carrizo and San Felipe creeks -35 Comment
  SD73510  Pectocarya heterocarpa Helen V. Witham 1970-3-1 726 Imperial Pinto Wash 160 Comment
  SEINET10389864  Pectocarya heterocarpa A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42047 Imperial confluence of Mammoth Wash and side canyon, 0.9 km SSW (197 deg. ) of Hayden Well, Chocolate Mountains 247 Comment
  UCR108478  Pectocarya heterocarpa A. C. Sanders, P. J. MacKay, G. K. Helmkamp 1995-3-12 16053 Imperial Sonoran (Colorado) Desert, Salton Sink; Travertine Point, W side of Hwy 86 just south of the Riverside County line -31 Comment
  UCR150438  Pectocarya heterocarpa A. C. Sanders, P. J. MacKay, Tim Thomas, E. J. Lawlor, et al. 2005-1-17 29064 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
  UC1787530  Pectocarya penicillata Jon P. Rebman 2001-3-14 7122 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  UCR269667  Pectocarya platycarpa A. C. Sanders, Jim Malusa 2016-3-17 42306 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
  RSA701214  Pellaea mucronata var. mucronata J. P. Rebman 2001-3-16 7200 Imperial Jacumba Natural Area, In-ko-pah Mountains, near Smuggler's Cove. 1046 Comment
  UCD124340  Penstemon H. Fong 1972-6-13 s.n. Imperial Kyburg-route 50. 1219 Comment
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Sep 11 2016
  RSA0030777  Penstemon Anstruther Davidson 3663 Imperial Imperial Valley Comment
  UCSB16153  Penstemon clevelandii Keefe, Joseph 1963-3-16 Imperial south roadside; In-ko-pah Gorge; U.S. Highway 80; 4.5 miles east of Mt Springs Summit 518 Comment
  UC1787744  Penstemon clevelandii var. clevelandii Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7234 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon, just E of the microwave towers. 1200 Comment
  RSA0125406  Peritoma arborea var. angustata R. S. Woglum 1940-3-11 2486 Imperial Beal Well. (North-central). Comment
  CAS-BOT-BC355934  Perityle emoryi Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9593 Imperial Upper end of Painted Gorge, Carisso [Carrizo] Mts. Comment
  PASA1569  Perityle emoryi Margaret Stason 4/32 275 Imperial Beals Well, east of Niland Comment
  RSA0013460  Perityle emoryi Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4562 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA681191  Perityle emoryi Scott D. White, Michael Honer 2003-3-28 8872 Imperial Fish Creek Mountains: Unnamed wash between Fish Ck Mts and Split Mountain (San Diego Co.), ca. 10 road miles S of Ocotillo Wells on Split Mtn Rd. South of existing US Gypsum quarry area. Proposed for future gypsum mining. 152 Comment
  RSA695701  Perityle emoryi J. Russell Bruff 1928-4-5 189 Imperial 2 mi. from Painted Gorge. Comment
  SD112085  Perityle emoryi Linda Allen 1977-2-28 Imperial Davies Wash, along road leading to Davies Canyon Comment
  SD199859  Perityle emoryi Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16258 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), North Fork of Palm Wash, Site HYPEMO in sandy arroyo and surrounding rocky embankments 88 Comment
  SD242723  Perityle emoryi Donald Hazlett 1993-3-13 6798 Imperial 3 mi. S of Ocotillo, in Davies Canyon 182 Comment
  SJSU6038  Perityle emoryi R. C. McGehee 1972-3-30 383 Imperial near Gavilan Wash NW of Picacho Peak Comment
  UC831548  Perityle emoryi Ira L. Wiggins 1937-2-25 8613 Imperial 0.7 mi n All-American Canal Spillway; Picacho Wash 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
  UCR269687  Perityle emoryi A. C. Sanders, Jim Malusa 2016-3-16 42267 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd. at powerlines, 2.6 km NNW of Beal Well 472 Comment
  UCD99442  Persicaria lapathifolia Robert Barr 1967-5-13 67205 Imperial At junction of Highway 111 and Weist Lake Road north of Brawley. -38 Comment
  RSA445151  Petalonyx thurberi G. R. Johnstone 1930-3-25 s.n. Imperial Yuma, near Colorad River Desert. Comment
  SD173111  Petalonyx thurberi subsp. thurberi Juergen Schrenk 2005-6-18 26 Imperial Anza Borrego Desert between Ocotillo and Hayden Spring (extension of Evan Hewes Road). Comment
  SD201100  Petalonyx thurberi subsp. thurberi Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3171 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
  SD242980  Petunia parviflora BLM 1993-6-10 627 Imperial Winterhaven Comment
  SEINET8010789  Petunia parviflora Jon P. Rebman 1996-10-27 3753 Imperial Palo Verde, S of Palo Verde Valley area 5 Comment
  JEPS23073  Peucephyllum schottii Reino Alava with R. Bacigalupi, Dr. and Mrs. Rolla Tryon 1958-3-3 1825 Imperial 1 mi n road summit on road to Ogilby from Palo Verde; Palo Verde Mountains 198 Comment
  RSA136856  Peucephyllum schottii P. C. Everett, E. K. Balls 1960-4-5 24066 Imperial Travertine Rock, South of Riverside-Imperial County Line, US Highway 99. 58 Comment
  RSA472020  Peucephyllum schottii L. H. Jones 1910-4-4 s.n. Imperial Desert mountain near Colorado River Comment
  SD141425  Peucephyllum schottii Suzanne Bell 1997-3-16 234 Imperial Below Senator Wash Dam Comment
  RSA336154  Phacelia ambigua Robert F. Thorne 1978-4-29 52119 Imperial W of Chocolate Mountains: ca. 1 mile E of Coachella Canal and W of Melson Well. Comment
  CDA18511  Phacelia coerulea Frank B. McMurry 1943-1 1348 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  SBBG88004  Phacelia crenulata A. C. Sanders, D. Charlton, B. Pitzer, Kniffen, W. Wright 1986-3-10 6243 Imperial 2.15 mi N of Hwy S2 on a dirt rd 1.1 mi SE of the San Diego Co line; Coyote Mtns 304 Comment
  CDA40389  Phacelia crenulata var. ambigua T. C. Fuller 1966-3-17 14464 Imperial Above All American Canal, Picacho Road, 5 miles north of Winterhaven. 0 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
  SD113323  Phacelia crenulata var. ambigua Darley F. Howe 1958-4-14 2630 Imperial Northwest corner of Imperial County. 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
  SD191928  Phacelia crenulata var. ambigua Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14384 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
  UCD120392  Phacelia crenulata var. ambigua S. P. Lynch 1974-7-17 365 Imperial On Hwy. 195 going towards Meca, ca. 5 mi. S of Hwy. 10. 335 Comment
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Sep 13 2016
  UCR103599  Phacelia crenulata var. crenulata George K. Helmkamp, E. A. Helmkamp 1998-3-19 2938 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR103621  Phacelia crenulata var. crenulata George K. Helmkamp, E. A. Helmkamp 1998-3-19 2910 Imperial Sonoran (Colorado) Desert, along Hwy S-24 between the All-American Canal & the Colorado River, 2.0 mi. north of Laguna Dam. 76 Comment
  GMDRC5785  Phacelia crenulata var. minutiflora J. M. Andre 2013-3-4 24082 Imperial Cargo Muchacho Mountains;: southeast side of range, approx. 12 mi. NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi. north of Jct Interstate 8 158 Comment
  GMDRC9400  Phacelia crenulata var. minutiflora J. M. Andre 2017-3-4 37241 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
  OBI38399  Phacelia crenulata var. minutiflora Unknown 1986-3-8 6178 Imperial Yuha Desert, ca. 5 mi airline S of Plaster City, in fossil oyster beds along a dirt rd ca 5 mi S of the Dunaway Rd exit off Hwy I-8 (T16S, R11E, sec 33) 61 Comment
  RSA802281  Phacelia crenulata var. minutiflora Duncan S. Bell 2013-3-24 4606 Imperial The eastern base of the Jacumba Mountains; in Palm Canyon Wash approximately 6.25 air miles southwest of the town of Ocotillo and about 0.25 air mile east of the boarder of Anza-Borrego Desert State Park. 405 Comment
  SD242845  Phacelia crenulata var. minutiflora 1998-3-11 Imperial Indian Pass Comment
  UC1087290  Phacelia crenulata var. minutiflora E. K. Balls and P. C. Everett 1958-3-20 22932 Imperial 15 mi nw Ogilby (on road to Blythe) 259 Comment
  SEINET7991732  Phacelia cryptantha Jon P. Rebman 1997-4-5 3906 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  RSA787867  Phacelia distans Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3494 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
  SD242850  Phacelia distans 1993-3-21 Imperial Pinto Canyon Comment
  SEINET10389878  Phacelia distans A. C. Sanders, Jim Malusa 2016-3-7 42109 Imperial Chocolate Mountains Aerial Gunnery Range, wash crossing dirt road 1.5 km SW of E.O.D. Camp Burt (off intersection of Dietz Rd. & Skyline Dr.), toward Blue Mountain 343 Comment
  UC1790224  Phacelia distans Jon Rebman 2003-5-10 8979 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  UC669330  Phacelia ivesiana var. pediculoides Annie M. Alexander and Louise Kellogg 1941-3-19 1971 Imperial 2 mi n Ogilby; Colorado Desert Comment
  RSA0125418  Phacelia minor Jon P. Rebman 2001-3-14 7129 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  RSA74498  Phacelia minutiflora F. W. Peirson 1935-4-16 11465 Imperial 4-S Pass, eastern Imperial County. Comment
  UCR48466  Phacelia minutiflora Steve Boyd 1986-2-6 1261 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mtns. Plains east of Mts., Powerline Road, 3.8 mi west of Picacho Rd. Comment
  UCR67341  Phacelia minutiflora Ed LaRue 1991-4-25 91- 38 Imperial Sonoran (Colorado) Desert, 6 mi north of Cargo Muchacho Mtns, 7-8 mi north of Hedges. In and adjacent to Indian Wash 244 Comment
  UC125794  Phacelia neglecta T. S. Brandegee Apr. 1905 Imperial near Cariso Mt.; Colorado Desert Comment
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Aug 10 2016
  UCR17936  Phacelia neglecta A. C. Sanders 1976-4-14 392 Imperial Sonoran (Colorado) Desert, Yuha Desert; S of Interstate Hwy 8 30 Comment
  UCR279051  Phacelia neglecta A. C. Sanders, Jim Malusa 2017-3-9 42774 Imperial Sonoran (Colorado) Desert, plateau above slot canyon near head of Mammoth Wash, Chocolate Mountains 506 Comment
  RSA0096487  Phacelia pedicellata Jim M. Andre 2015-3-3 31330 Imperial Along dirt road 0.6 mi. west of Imperial Hwy (Hwy S2), 7.5 mi NW of town of Ocotillo, just east of San Diego County line. 252 Comment
  SEINET10581321  Phacelia ramosissima var. latifolia Nye Leith, Greg Gust 2005-3-5 Nye 16 Imperial Off S2, ca. 6 miles NW of Ocotillo. 349 Comment
  CDA32612  Phalaris minor A. A. Beetle 1942-4-21 3168 Imperial Near El Centro 0 Comment
  GMDRC9784  Phalaris minor J. M. Andre 2017-3-9 37967 Imperial Salton Sink; 0.4 mi. west of Hwy 86, 5.3 mi. NNW of Salton City -19 Comment
  UCD89277  Phalaris paradoxa A. A. Beetle 1943-4-27 1951 Imperial Near Holtville. Comment
  HSC66961  Pholisma sonorae Richard Spjut, Judy Adams 1980-4-30 6153 Imperial Algodones Sand Dunes along Hwy. 78 Comment
  NY37804  Pholisma sonorae Collector unspecified 1946-6-11 s.n. Imperial Both sides of large drain canal, 17 miles northeast of Brawley, northeastern part of Imperial Valley, 1 mile west of old Birch line Comment
  SDSU18388  Pholisma sonorae C. Matt Guilliams, Jeff Marshall 2008-4-23 634 b Imperial Algodones Dunes. Plant collected from Eriogonum deserticola in area of accumulated sand near power line tower in flat, disturbed area adjacent to Gray's Well Road to south. Ca. 1.5km southwest of Gray's Well Road exit of I-8. 62 Comment
  UCR7753  Pholisma sonorae James R. Summers 1968-5-18 s.n. Imperial Sonoran (Colorado) Desert, Sand dunes 1.7 mi. west of Glamis on State Hwy 78. 92 Comment
  UCR95847  Pholisma sonorae Laurence Cook 1936-6-13 s.n. Imperial Sonoran/Colorado Desert, 'Sand Hills' [= Algodones Dunes] at junction of U.S. Hwy 80 and the road to the All American Canal. 61 Comment
  SEINET7048030  Pholisma sonorae Steven R. Hill, Kate Kramer 2001-1 Imperial Comment
  UCR256347  Pholistoma auritum var. arizonicum Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3488 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
  HSC83069  Pholistoma membranaceum A. C. Sanders, D. Charlton, B. Pitzer, W. Wright 1986-3-10 6273 Imperial S side of old highway at Mtn. Springs Rd. exit from Hwy. 8, ca 1/3 mi. E of town of Mtn. Springs, at head of Myer Creek 673 Comment
  JEPS42591  Phoradendron californicum J. Burt-Davy 1902-3-28 7981 Imperial New River bottoms Calexico Comment
  POM123003  Phoradendron californicum Marcus E. Jones 1924-2-7 s.n. Imperial Salton Sink near Oasis. Comment
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Sep 4 2012
  POM8462  Phoradendron californicum Mary F. Spencer 1916-3-20 1505 Imperial Imperial Valley. -60 Comment
  RSA167592  Phoradendron californicum Robert L. Rutherford 1964-4-11 33603 Imperial Gables Wash, ca 3 mi. W of Imperial Gables, Chocolate Mts. 396 Comment
  SD192062  Phoradendron californicum Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14516 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Grave Wash, Site CERFLO in arroyo bottom and surrounding embankments -14 Comment
  SDSU19057  Phoradendron californicum Carolyn Kunz 1981-4-14 17 Imperial I-8 east to Mountain Springs Road at end of the freeway offramp on the south side of the road, 10 feet from the road. 549 Comment
  UC669243  Phoradendron californicum Annie M. Alexander and Louise Kellogg 1941-3-9 1915 Imperial 22 mi. n. Ogilby; Colorado Desert 365 Comment
  UCR264443  Phoradendron californicum A. C. Sanders, Jim Malusa 2015-9-7 41799 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 5.5 miles due west of the south end of the Little Mule Mountains, along the road from 'Camp Burt' to new target at 'Invader', wash crossing near road junction to Salvation Pass 401 Comment
  UCR266728  Phoradendron californicum A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41922 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range 263 Comment
  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
  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
  SEINET12230728  Phoradendron californicum E. A. Purer 1934-1 5656 Imperial shore of Colorado River N of Yuma near Picacho Mine Comment
  UC1333281  Phoradendron densum Charles B. Fiker 1947-4-21 3780 Imperial Coyote Wells area, w. side Colorado Desert Colorado Desert, Coyote Wells area Comment
  RSA792662  Phoradendron villosum Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4428 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  SEINET8009803  Phoradendron villosum Jon P. Rebman 1997-4-5 3912 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  RSA302369  Phragmites australis R. F. Thorne, et al. 1977-11-25 50901 Imperial Colorado Desert: Along Colorado River at Picacho State Recreation Area at Stewart's Lake 58 Comment
  RSA5543  Phragmites australis C. B. Wolf 1932-10-14 5332 Imperial 2 mles. SE of Niland, Imperial Valley 30 Comment
  CDA41157  Physalis acutifolia T. C. Fuller 1962-10-17 9783 Imperial McCabe Road, 150 yards east of Silsbee Substation, ca. 5 miles southwest of El Centro. 0 Comment
  RSA38196  Physalis acutifolia Philip A. Munz 1946-9-18 11526 Imperial 3 mi. W of Seeley, on Highway 80. -15 Comment
  JEPS8996  Physalis crassifolia Dr. L. M. Newlon 1922-3-31 371 Imperial grade e Mountain Springs (w Imperial County) Comment
  RSA124337  Physalis crassifolia E. K. Balls 1958-3-20 22919 Imperial Ogilby. 107 Comment
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Oct 18 2007
  SD120059  Physalis crassifolia Duffie Clemons, Erik Jonsson 1986-10-19 1564 Imperial Coyote Mountains, A+-100 yards west and A+-300 yards north of section line, along wash. (IPB 10/07) 390 Comment
  SD79828  Physalis crassifolia Helen V. Witham 1970-12-14 1183 Imperial In-Ko-Pah Gorge 399 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
  UCR266548  Physalis crassifolia A. C. Sanders, Jim Malusa 2016-1-24 41991 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
  HSC99815  Pilostyles thurberi Jim Andre, T. La Doux 2010-3-1 12579 Imperial Borrego Desert region, 2.5 mi. NW of Ocotillo along Hwy. S-2, at large transmission line crossing 164 Comment
  RSA0047106  Pilostyles thurberi Jim Andre, Tasha La Doux 2010-3-1 12579 Imperial Borrego Desert region; approx. 2.5 miles northwest of town of Ocotillo along Hwy S-2, at large transmission line crossing. 164 Comment
  RSA182930  Pilostyles thurberi Robert L. Rutherford, James Henrickson 1965-1-27 258 Imperial 2.5 miles west of Ocotillo on Hwy S-2 Comment
  RSA182935  Pilostyles thurberi R. K. Benjamin, Lee W. Lenz, Rutherford 1963-10-11 255 Imperial 0.7 miles S of San Felipe Creek, W of Salton Sea along Hwy 99 -61 Comment
  RSA668038  Pilostyles thurberi Robert L. Rutherford 1963-11-29 4 Imperial 1.7 miles south of San Felipe Creek, 15 feet west of Hwy 99 Comment
  SD51854  Pilostyles thurberi Peter H. Raven 1962-4-19 17381 Imperial 0.8 miles southeast of Kane Springs -46 Comment
  SD60399  Pilostyles thurberi Robert F. Thorne, R. K. Benjamin 1963-5-23 31824 Imperial Colorado Desert, 0.6-0.7 miles south of San Felipe Creek west of Salton Sea along Hwy 99 -60 Comment
  UCR222287  Pilostyles thurberi R. F. Thorne, C. W. Tilforth 1977-9-1 59128 Imperial Sonoran (Colorado) Desert, 1.8 miles north of San Felipe Creek, west side of Salton Sea -46 Comment
  UCR226567  Pilostyles thurberi Jim Andre, Glenn L. Clifton 2011-2-20 15845 Imperial Sonora (Colorado) Desert, Borrego Desert, 0.5 mi north of Hwy I-8 along Imperial Hwy (S-2), on east side of road near homes 108 Comment
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Mar 30 2013
  RSA792639  Pinus monophylla Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4436 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  SD139742  Pinus monophylla Jon P. Rebman, Maggie Loy 1996-10-25 3677 Imperial Smuggler's Cave area, mountains southeast of In-ko-pah, east of Jacumba. (IPB 10/07) 1029 Comment
  SEINET3831806  Pinus monophylla Jon P. Rebman, Mike Simpson 1997-1 4122 Imperial Jacumba Wilderness, In-Koh-Pah Mountains; Smugglers Cave area south of Mountain Spring; Comment
  RSA788395  Pinus quadrifolia Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3524 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
  SEINET7991822  Plagiobothrys arizonicus Jon P. Rebman 2001-4-13 7229 Imperial In-Ko-Pah Mountains, Jacumba Natural area, along road ascending to Valley of the Moon 1200 Comment
  NY1154650  Plagiobothrys jonesii N. H. Holmgren 1974-3-29 7545 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  SEINET10389897  Plagiobothrys jonesii A. C. Sanders, Jim Malusa 2016-3-15 42254 Imperial Chocolate Mountains, c. 0.85 km NNE of Beal Well, NW side of a rocky hill east of old Niland-Blythe Rd. 434 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
  SD191982  Plantago ovata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14445 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
  SD200475  Plantago ovata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16582 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
  SD83107  Plantago ovata Helen V. Witham 1972-12-12 1771 Imperial Open desert, 4 miles east of Ocotillo 149 Comment
  SEINET13237074  Plantago ovata A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-19 41892 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, Pegleg Well Rd (Salvation Pass Rd) above Niland. 98 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
  UC1282037  Plantago ovata T. J. Crovello 1963-12-14 260 Imperial 5 mi e Ocotillo (along State Hwy 78) 15 Comment
  UC51599  Plantago ovata Jos. Burtt Davy 1902-3-26 7954 Imperial Calexico Comment
  UCR165518  Plantago ovata John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 15 and 16, c. 2 miles NE of Frink and c. 10 miles east of Bertram 23 Comment
  UCR260285  Plantago ovata A. C. Sanders, Jim Malusa 2015-3-7 41322 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR3169  Plantago ovata Scott Fowler 1964-3-23 640323- 11 Imperial Sonoran (Colorado) Desert, Salton City, along Hwy 99 [=Hwy 86] -30 Comment
  SEINET9172702  Plantago ovata N. H. Holmgren, P. K. Holmgren 1974-1 7480 Imperial Salton Sea Basin, along CA Hwy 86, just across Riverside Co line. -30 Comment
  RSA167767  Plantago ovata var. fastigiata Robert F. Thorne, R. Rutherford 1964-4-10 33565 Imperial East side Sand Hills, 14 miles west of Yuma on Hwy 80. Comment
  RSA388044  Plantago ovata var. fastigiata Steve Boyd 1986-2-6 1212 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
  RSA402275  Plantago ovata var. fastigiata H. de Forest, Jack Rempel 1933-4-13 17400 Imperial Bet. Plaster City and Barretts Well. Comment
  RSA402279  Plantago ovata var. fastigiata H. de Forest, Jack Rempel 1932-12-18 16342 Imperial 15.5 mi E of Niland. Along S P. Ry. 46 Comment
  RSA402280  Plantago ovata var. fastigiata N. C. Cooper 1949-3-16 3045 Imperial West of Yuma. 244 Comment
  RSA68984  Plantago ovata var. fastigiata F. W. Peirson 1932-3-22 9799 Imperial Midway Well. 152 Comment
  SD242912  Plantago ovata var. fastigiata 1993-2-26 Imperial Poleline Rd South of Plaster City Comment
  SEINET3831704  Plantago ovata var. fastigiata Jon P. Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18860 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
  SEINET5575687  Plantago ovata var. fastigiata Steven P. McLaughlin 1998-1 7375 Imperial Picacho Wash below All American Canal 60 Comment
  SEINET922355  Plantago ovata var. fastigiata Steven P. McLaughlin 1998-1 7375 Imperial Picacho Wash below All American Canal. 60 Comment
  SEINET3828037  Plantago patagonica J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13388 Imperial Imperial Dunes Recreation Area ( Algodones Dunes) , ca 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  RSA700267  Pleuraphis rigida LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1226 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  RSA761076  Pleuraphis rigida Thomas Stoughton, J. McConnaughy, Andrew Monks, M. Volke 2010-4-7 123 Imperial SW of Plaster City. N of Hwy 8. EC 350. Main wash approx. 1/2 mile W of Dunaway Rd. -38 Comment
  SEINET732639  Pleuraphis rigida D. J. Pinkava 1965-4-16 2026 -b Imperial 9 mi. from Arizona-California border on Rt. 80 Comment
  UC1146065  Pleuraphis rigida C. L. Hitchcock and C. V. Muhlick 1964-3-19 23160 Imperial on road to Fish Creek 3 mi s Ocotillo Well; s of Ocotillo Well on road to Fish Creek Comment
  OBI38344  Pleurocoronis pluriseta A. C. Sanders, Pitzer, Weir, Charlton, Kniffen, Bramlett, et al 1986-3-9 6209 Imperial Coyote mtns., Fossil Cyn, on Shell cyn road 3.3 mi N of Imperial hwy (S-2) at Ocotillo 305 Comment
  SD152261  Pleurocoronis pluriseta Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6544 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea 20 Comment
  SD161411  Pleurocoronis pluriseta Jon P. Rebman, Jim Rocks 2005-2-10 10962 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
  SD254543  Pleurocoronis pluriseta A. C. Sanders, Jim Malusa 2015-3-7 41329 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 427 Comment
  UCR264761  Pleurocoronis pluriseta Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-25 28781 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, southwest of Palo Verde, west of old Palo Verde Road, north of Milpitas Wash & west of Hwy 78 290 Comment
  UCR267884  Pleurocoronis pluriseta Jim Andre 2013-3-4 23827 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, east side of range at end of Imperial Gables Road, 4.2 miles west of Hwy 78, just outside of aerial gunnery range 422 Comment
  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
  CLARK-A1045-1200  Pluchea purpurascens George K. Helmkamp 1977-11-6 Imperial Salton Sea Imperial Wildlife Management Area, Wister Unit; Salt Creek Campground area; at the edge of catfish ponds; Wister 7.5'Q Comment
  CAS-BOT-BC326625  Pluchea sericea K. Larson 1976-1-13 60094 A Imperial 6 miles southwest of Heber at New River Comment
  POM306765  Pluchea sericea Henry J. Ramsey, Henry J. Ramsey 1937-11-20 1632 Imperial Imperial Valley, Highway 99. Comment
  RSA472120  Pluchea sericea F. kelleher 1930-5-31 s.n. Imperial Cane Springs, near Brawley. Comment
  SEINET9288835  Pluchea sericea Unknown 1962-5-23 6467 Imperial Imperial Valley Comment
  RSA700436  Poa secunda subsp. secunda Jon P. Rebman, D. Silverman, B. Lauri, Oscar Solis 2001-4-13 7218 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon., 32 deg 38' 22N 116 deg 06' 04W. 1000 Comment
  SEINET1910768  Polemoniaceae G. Gust, L. Nye 2005-1 460 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-BC413761  Polygonum argyrocoleon M. K. Bellue 1928-10-23 s.n. Imperial Imperial Valley Comment
  SD21501  Polygonum argyrocoleon Frank F. Gander 1938-5-20 5744 Imperial Brawley Comment
  CAS-BOT-BC413762  Polygonum argyrocoleon Henson; Goodwin 1932-7-6 s.n. Imperial Unspecified Comment
  RSA466351  Polygonum lapathifolium Edwin Kline 1920-10-2 s.n. Imperial Imperial Co. Comment
  UCR107988  Polygonum persicaria Jon P. Rebman, Adrienne Russell 1997-9-6 4186 Imperial Sonoran Desert, Along Hwy 98, approximately 6 mi east of Calexico 1 Comment
  CAS-BOT-BC232596  Polypogon monspeliensis Frank B. McMurry 1946-6-20 1409 Imperial Along side of channel leading into Ferguson Lake, Imperial National Wildlife Refuge Comment
  RSA764553  Polypogon monspeliensis Doris Hoover Bowers 1974-5-4 2268 Imperial Coyote Creek, Anza-Borrego State Park 335 Comment
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Sep 11 2013
  SD141439  Polypogon monspeliensis Suzanne Bell 1997-3-16 231 Imperial Squaw Lake, along watercourse. (IPB 10/07) Comment
  SD190589  Polypogon monspeliensis Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3225 Imperial Picacho State Recreation Area. Ranger Station, south of Colorado River and south of main access road. 60 Comment
  UCD91369  Polypogon monspeliensis D. W. Ragsdale 1957-5-24 2 Imperial Ca. 1 mile east of Calexico. Comment
  CAS-BOT-BC102498  Populus fremontii S. B. Parish 1913-2-26 8493 Imperial Bottom lands of the Colorado River - Ft. Yuma Comment
  CAS-BOT-BC126717  Populus fremontii A. C. Sanders 2010-2-20 37301 Imperial Sonoran (Colorado) Desert; Colorado River Valley: Levee Rd. at old house site 1 mile north of Ross Rd., Bard Valley NE of Winterhaven 43 Comment
  POM128747  Populus fremontii F. W. Peirson 1927-4-15 7203 Imperial Low land along Colorado River, near Ft. Yuma. Comment
  CAS-BOT-BC356147  Porophyllum gracile Ira L. Wiggins 1941-3-26 9653 Imperial 14 miles east of Beal Well Comment
  RSA395947  Porophyllum gracile Steve Boyd 1986-2-6 1247 Imperial Bajada E of the Mts., Powerline Road 5.6 miles W of Picacho Rd. Comment
  SD142259  Porophyllum gracile Jon Rebman, L. Renfro 1997-11-19 4748 Imperial Northwest of Yuma: E of Ogilby Road along Indian Pass Road at Chemgold Company's Imperial Project Comment
  SD254545  Porophyllum gracile A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42097 Imperial Sonoran (Colorado) Desert: upper Mammoth Wash, 1-3.25 km above Hayden Well (Mammoth Wash 7.5'Q) 316 Comment
  UCR260275  Porophyllum gracile A. C. Sanders, Jim Malusa 2015-3-7 41318 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR266737  Porophyllum gracile A. C. Sanders, Jim Malusa 2016-1-23 41981 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well 473 Comment
  UCR269727  Prenanthella exigua A. C. Sanders, Jim Malusa 2016-3-15 42247 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
  UCR242308  Proboscidea althaeifolia A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40358 Imperial Sonoran (Colorado) Desert, BLM Rd. 549, 0.16 mi. west of Bradshaw Trail, 0.2 mi. east of Indian Well 512 Comment
  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
  RSA336091  Prosopis glandulosa R. F. Thorne 1978-5-30 52165 Imperial Algodones Dunes: N end of Dunes, ca. 2 miles SSE of Regina. 61 Comment
  UCR102675  Prosopis glandulosa B. G. Pitzer 1998-2-2 3474 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  CDA231  Prosopis glandulosa var. torreyana Frank B. McMurry 1943-1 1404 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  CDA27759  Prosopis glandulosa var. torreyana T. C. Fuller 1962-10-17 9791 Imperial West bank of the Colorado River, 0.3 mile north of Laguna Dam. 0 Comment
  POM348729  Prosopis glandulosa var. torreyana M. B. Dunkle 1935-4-18 4577 Imperial W of Yuma 46 Comment
  SD143889  Prosopis glandulosa var. torreyana B. Pitzer 1998-2-2 3474 Imperial Algondones Dunes: south terminus of Ogilby Road, on south side of highway 1-8 60 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
  SD191910  Prosopis glandulosa var. torreyana Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14514 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
  UCR148724  Prosopis glandulosa var. torreyana Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6534 Imperial W Colorado Desert, NW of El Centro, E side of Fish Creek Mtns and west of Salton Sea Comment
  SD139575  Prosopis pubescens Jon P. Rebman, Maggie Loy 1996-10-25 3722 Imperial South of Seeley, at Fig Lagoon. Comment
  SD250661  Prosopis pubescens Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28811 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
  CAS-BOT-BC151110  Prunus fremontii C. B. Wolf 1931-3-14 1903 Imperial Mountain Springs Grade 457 Comment
  RSA788390  Prunus fremontii Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3518 Imperial The Jacumba mountains, above the Valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile north of the U.S./Mexico border. 1280 Comment
  SBBG27373  Prunus fremontii R. S. Ferris, R. Bacigalupi 1932-5-1 Imperial Mountain Springs Comment
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Oct 31 2014
  CAS-BOT-BC356310  Psathyrotes ramosissima Roxana S. Ferris 1928-4-20 7157 Imperial Vicinity of Picacho Peak Comment
  CAS-BOT-BC376145  Psathyrotes ramosissima L. Nye; G. Gust 2005-3-5 20 Imperial Off S2, ca. 6 miles NW of Ocotillo 349 Comment
  SD173188  Psathyrotes ramosissima Larry Hendrickson, L. Louise Jee 2005-4-22 2086 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
  SD190612  Psathyrotes ramosissima Larry Hendrickson, Jon Rebman. 2005-4-15 3134 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  SD49315  Psathyrotes ramosissima Reid Moran 1958-3-5 6527 Imperial Pinto Wash. (IPB 10/07) 74 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
  JEPS72506  Psilostrophe cooperi M. D. Clary 1932-5-8 921 Imperial from Beals Well to Wileys Well; Chocolate Mts. Comment
  CAS-BOT-BC205338  Psorothamnus emoryi James R. Shevock 1986-3-24 11365 Imperial Colorado Desert Region. Along county road S-80 paralleling Interstate 80, 3.4 miles east of Coyote Wells 100 Comment
  CAS-BOT-BC353598  Psorothamnus emoryi Peter H. Raven 1962-4-19 17380 Imperial 0.8 miles southeast of Kane Springs -45 Comment
  CAS-BOT-BC353602  Psorothamnus emoryi Munz; Street; Williams 1919-3-27 2355 Imperial Salton Sea Comment
  CAS-BOT-BC353608  Psorothamnus emoryi Ira L. Wiggins 1938-3-25 8923 Imperial roadside in the Colorado Desert near Kane Springs Comment
  HSC82822  Psorothamnus emoryi A. C. Sanders, Charlton, Pitzer, Kniffen, Wright, Weir, Bramlett, et al. 1986-3-9 6218 Imperial Yuha Desert, 0.7 mi. N of S-80 on Painted Gorge Rd., 4 mi. NE of Ocotillo, S of Coyote Wash 76 Comment
  JEPS41728  Psorothamnus emoryi W. L. Jepson 1927-4-15 11723 Imperial Colorado Desert, Sand Hills near Grays Well 60 Comment
  OBI8346  Psorothamnus emoryi David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12046 Imperial 2 mi W of jctn with Claif 86 along Calif 78 30 Comment
  RSA151109  Psorothamnus emoryi Peter H. Raven 1962-4-19 17380 Imperial 0.8 miles southeast of Kane Springs -46 Comment
  RSA278765  Psorothamnus emoryi Bonnie M. Rich 1979-4-19 79029 Imperial N side of the All American Canal 3.5 mi. E of Power drop #2. Comment
  RSA682682  Psorothamnus emoryi Scott D. White, Michael Honer 2003-5-3 9172 Imperial Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mtns; south of the operating US Gypsum quarries. 152 Comment
  SDSU15579  Psorothamnus emoryi Jon Rebman 2000-4-19 6529 Imperial NW of El Centro, about 4 miles S of San Sebastian Natural Area and San Felipe Wash, W of Salton Sea and E of Fish Creek Mountains. 67 Comment
  UCD96960  Psorothamnus emoryi Chuck Hughes 2010-11-3 230 Imperial About 700 ft south of railroad tracks. 301 Comment
  UCR33634  Psorothamnus emoryi Sears 1978-4-10 1106 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
  VVC640  Psorothamnus emoryi P. J. MacKay, T. Thomas 1997-3-1 129 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 Comment
  SEINET10486387  Psorothamnus emoryi Noel H. Holmgren, Patricia K. Holmgren 1974-3-27 Holmgren 7511 Imperial Jacumba mtns, 3 mi sw of ocotillo. T17s, r9e, sec 12, locally common in sandy Soil. 274 Comment
  SD201087  Psorothamnus emoryi var. emoryi Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3167 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
  CAS-BOT-BC340866  Psorothamnus schottii Ira L. Wiggins 1957-3-24 14034 Imperial 2 miles west of Plaster City along highway 80 Comment
  RSA0104187  Psorothamnus schottii Duncan S. Bell, Evan Meyer 2015-5-5 8192 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness area, to the north of Meyer Valley; approximately 3.5 air miles northeast of Mountain Spring. 423 Comment
  RSA498750  Psorothamnus schottii Jack Rempel 1933-4-30 17638 Imperial 13 miles from Kane Springs along road to Julian. Comment
  SEINET6656739  Psorothamnus schottii LeRoy Gross, Valentin Arvizu; Sarah J. De Groot; Lisa Rojas; Tim Thibault 2004-5-13 1304 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region: Chocolate Mountains (Chocolate Mountain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of a Beal Road.; 0 400 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
  RSA300560  Psorothamnus spinosus Lyman D. Benson 1961-7-4 16095 Imperial Just e of the sand dunes W of Yuma on US 80 30 Comment
  SD113620  Psorothamnus spinosus Darley F. Howe 1941-7-10 1186 Imperial Mountain Springs Grade at the foot of grade (mak 7/06) Comment
  SD201092  Psorothamnus spinosus Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3175 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), in Palm Wash, site ATRLIN2I, in wash. 109 Comment
  UC1785209  Psorothamnus spinosus L. R. Landrum 1993-5-30 7821 Imperial Ocotillo, at exit to Calexico on Hwy 8. Comment
  UCD37951  Psorothamnus spinosus Beecher Crampton 1962-5-23 6452 Imperial Imperial County, Jacumba Mountains, In-Ko-Pa Gorge, 7-8 miles west of Coyote Wells, along U.S. Highway 80, Colorado Desert. 304 Comment
  UCR261584  Pterostegia drymarioides A. C. Sanders, Jim Malusa 2015-3-6 41282 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  SD141423  Pulicaria paludosa Suzanne Bell 1997-3-16 230 Imperial Squaw Lake, saline sandy edges of inlet stream near power plant Comment
  SDSU9196  Purshia tridentata var. glandulosa Ronald H. Bigelow 1962-4-7 Imperial 6.5 miles SE of Jacumba. Comment
  RSA792663  Quercus cornelius-mulleri Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons 2012-11-18 4429 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  CAS-BOT-BC86109  Quercus dumosa E. A. McGregor 1916-8-6 45 Imperial Live Oak Springs - Laguna Mts. 1066 Comment
  SFV4434  Quercus turbinella D. S. Verity, J. Turner, F. M. Ball 1964-2-16 s. n. Imperial Colorado Desert On S part of S-curve in Highway 80 where it crosses San Diego County line 3 times in 3 miles. 610 Comment
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Mar 21 2013
  CAS-BOT-BC362580  Rafinesquia neomexicana Noel H. Holmgren; Patricia K. Holmgren 1974-3-29 7544 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  JEPS22540  Rafinesquia neomexicana Rimo Bacigalupi with Paul Hutchison 1958-2-18 6170 Imperial 4.5 mi s Palo Verde settlement (arroyo running e into Laguna Palo Verde, at ne base of the Palo Verde Mts); Palo Verde Mts., Laguna Palo Verde 88 Comment
  RSA0019557  Rafinesquia neomexicana J. Andre 2013-3-4 24140 Imperial Along Ogilby Rd., 22 miles N of I-8, 4 miles south of jct with Highway 78. 242 Comment
  RSA0025899  Rafinesquia neomexicana J. Andre 2013-3-3 23956 Imperial Yuha Desert, along Highway 98 approx. 7 miles SE of Ocotillo, just outside Crucifixion Thorn Natural Area. 108 Comment
  RSA124194  Rafinesquia neomexicana E. K. Balls, Percy C. Everett 1958-3-20 22934 Imperial 22.4 miles northwest along road from Ogilby to Blythe 366 Comment
  RSA289326  Rafinesquia neomexicana Charles Convis 1980-4-9 138 Imperial Colorado Desert, Western Salton Basin, 27 km. due WNW of Westmorland, Ca. Carrizo Wash ca. 1 km S. of confluence with San Felipe Creek. -30 Comment
  SD199869  Rafinesquia neomexicana Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16406 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
  SD199871  Rafinesquia neomexicana Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16105 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
  SDSU444  Rafinesquia neomexicana H. Wedberg 1966-3-26 1131 Imperial At 2000' sign about 8 mi. from Jacumba on the road to El Centro. 610 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
  UCR279222  Rafinesquia neomexicana A. C. Sanders, Jim Malusa 2017-3-13 42852 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
  RSA391109  Rhamnus ilicifolia Roch Well 1926-3-1 s.n. Imperial Imperial Comment
  SD144377  Ribes indecorum Jon P. Rebman, Melanie Howe 1997-4-5 3910 Imperial Jacumba Natural Area, east of Jacumba and southeast of Inkopah, Smuggler's Cave area. (IPB 10/07) 900 Comment
  SEINET8000720  Ribes indecorum Jon P. Rebman 1997-4-5 3910 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  SD125068  Rumex dentatus Steven P. McLaughlin 1985-5-31 3015 Imperial Silty flats along the Colorado River, Quechan Indian Reservation, 2 miles E of Winterhaven 36 Comment
  SBBG87788  Rumex obtusifolius A. C. Sanders et al. 1986-3-8 6164 Imperial edge of sugarbeet field, intersection of Hwy 78 and S32 (Butters Rd), ca. 9 mi E of Brawley -30 Comment
  CAS-BOT-BC280547  Saccharum ravennae Wm. Anderson 1959-10-1 s.n. Imperial Near Niland Comment
  SEINET10509348  Saccharum ravennae Jon Ricketson, Heidi H. Schmidt 1992-10-25 Ricketson 4929 Imperial Salton Sea. 2 miles north of the junction of California Highway 111, along Hot Mineral Road. North of the town of Bombay Beach, in the Hot Springs Area. .5 miles north of Spa Road, around a drainage ditch. 10 Comment
  UC724157  Salicornia subterminalis Aven and Ruth Nelson 1939-3-23 3230 Imperial w side Salton Sea Comment
  CAS-BOT-BC103831  Salix exigua Mrs. H. P. Bracelin 1932-4-14 615 Imperial Along highway, 6.5 km. west of Calexico 6 Comment
  CAS-BOT-BC103832  Salix exigua Mrs. H. P. Bracelin 1932-4-14 614 Imperial Along highway, 6.5 km. west of Calexico 6 Comment
  OBI9854  Salix exigua H. P. Bracelin 1932-4-13 610 Imperial Crossroads for Timkin's Ranch, on W side of hwy, about 5 km, S of Brawley -30 Comment
  UC494330  Salix exigua Mrs. H. P. Bracelin 1932-4-14 614 Imperial 6.5 km.w Calexico (beside irrigation ditch along hwy.) -6 Comment
  LA210194  Salix exigua var. exigua F. R. Fosberg; 1932-3-3 7575 Imperial Colorado River across from Yuma, Arizona Comment
  SD21491  Salix exigua var. exigua Frank F. Gander 1938-5-20 5734 Imperial Brawley Comment
  CAS-BOT-BC107847  Salix gooddingii Marcus E. Jones 1930-4-2 26030 Imperial Blythe Comment
  CAS-BOT-BC107849  Salix gooddingii E. W. Pacord 1913-10-1 A Imperial Along ditches, Meloland, Salton Sink Comment
  CAS-BOT-BC108351  Salix gooddingii LeRoy Abrams 1904-6-1 4092 Imperial Calexico Comment
  CAS-BOT-BC108352  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 611 Imperial Near bridge over New River, Calexico, -7 Comment
  CAS-BOT-BC108358  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 612 Imperial Near bridge over New River, Calexico -7 Comment
  LA208664  Salix gooddingii Mrs. H. P. Bracelin; 1932-4-14 613 Imperial along hwy, 6.5 km W of Calexico -6.0 Comment
  SBBG58905  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 611 Imperial near bridge over New River, Calexico -8 Comment
  SD1039  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 613 Imperial Along highway, 6.5 km west of Calexico, irrigation ditch -6 Comment
  RSA0038345  Salix gooddingii H. P. Bracelin 1932-4-14 613 Imperial Along highway, 6.5 km west of Calexico. -6 Comment
  SD199980  Salsola paulsenii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16187 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
  SD220666  Salsola paulsenii Margaret R. Mulligan, L. Hendrickson, L. L. Jee 2008-4-25 2511 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City; Section 14 (SL14), in Coral Wash ca. 2 mi southwest of Hwy 86. 25 Comment
  SEINET7986372  Salsola paulsenii Jon P. Rebman 1996-10-27 3760 Imperial Palo Verde, S of Palo Verde Valley area 5 Comment
  CAS-BOT-BC232907  Saltugilia caruifolia E. A. McGregor 1912-6-10 913 Imperial Colorado Desert. Live Oak Springs Comment
  RSA336146  Salvia columbariae Robert F. Thorne 1978-4-29 52126 Imperial W of Chocolate Mountains: ca. 1 mile E of Coachella Canal and W of Melson Well. Comment
  UCR279223  Salvia columbariae A. C. Sanders, Jim Malusa 2017-3-13 42851 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
  CDA20311  Salvinia molesta P. Cason, M. Mizumoto 2004-10-7 PDR 1403568 Imperial Elder Canal at Heim Rd, El Centro. 0 Comment
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Feb 6 2009
  RSA0024929  Salvinia molesta Rick E. Riefner Jr. 2013-8-1 13 -166 Imperial Winterhaven, Reservation Main Drain, Miguel Rd. at Picacho Rd. 45 Comment
  RSA746683  Salvinia molesta Larry Hendrickson, J. P. Rebman 2005-4-16 3198 Imperial Picacho State Recreation Area, south side of Colorado River, Upper Dock. 62 Comment
  RSA769291  Salvinia molesta Rick E. Riefner Jr. 2009-9-25 09 -206 Imperial Near Bard, Ross Road and Baseline Road at the Reservation Main Drain 37 Comment
  SD190580  Salvinia molesta Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3198 Imperial Picacho State Recreation Area, Upper Dock, south side of Colorado River. 61 Comment
  UCR212901  Salvinia molesta A. C. Sanders 2010-2-20 37310 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
  JEPS27449  Sarcostemma cynanchoides subsp. hartwegii S. B. Parish 1912-10-19 8328 Imperial draws of the Alamo R. near Calexico; Salton Basin, Alamo R. 0 Comment
  UC669260  Sarcostemma cynanchoides subsp. hartwegii Annie M. Alexander and Louise Kellogg 1941-3-16 1951 Imperial 17 mi. n. Ogilby; Colorado Desert 246 Comment
  JEPS68726  Sarcostemma hirtellum Annie M. Alexander and Louise Kellogg 1939-1-12 280 Imperial 9 mi. n.e. Beal Well Comment
  SD199764  Schismus arabicus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16570 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
  SD199766  Schismus arabicus Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16473 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
  SD199767  Schismus arabicus Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16199