Search Results — 2000 specimen records retrieved (1934 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229307  Abronia villosa C. L. Hitchcock 1966-3-19 24275 Imperial 9 mi. e. of Holtsville [Holtville] Comment
  JEPS61229  Abronia villosa W. S. Childs 1920-5-4 Imperial Brawley Comment
  JEPS61232  Abronia villosa S. B. Parish 1912-10-19 8294 Imperial Salton Basin, Calexico Comment
  POM47571  Abronia villosa P. A. Munz 1924-2-23 7812 Imperial 25 miles E. of Holtsville. Comment
  RSA264031  Abronia villosa Noel Holmgren, Patricia K. Holmgren 1974-3-23 7481 Imperial Salton Sea Basin, along Calif. Highway 86, just across Riverside Co. line. -30 Comment
  RSA278758  Abronia villosa Bonnie M. Rich 1979-4-3 79036 Imperial South of designated keep trail. Comment
  RSA289313  Abronia villosa Charles Convis 1980-4-10 155 Imperial Colorado Desert, Western Salton Basin, 27 km due WNW of Westmorland, Ca. Flats and stabilized dunes area 0-2 km N of San Felipe creek in area of confluence with Carrizo wash. -21 Comment
  RSA48300  Abronia villosa E. K. Balls 1949-4-3 12935 Imperial Near Grays Well on Highway 80 between Holtville and Yuma, Colorado Desert. 76 Comment
Read comments
Oct 19 2007
  SEINET893729  Abronia villosa Steven P. MacLaughlin, Janice E. Bowers 1985-1 2945 Imperial Jct. of frontage road and Sidewinder Road. 91 Comment
  UCD83563  Abronia villosa Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5905 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
  UCR104855  Abronia villosa George K. Helmkamp, E. Helmkamp 1998-1-24 2576 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  UCR166866  Abronia villosa Chet McGaugh 2005-2-17 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, NE of Niland, along Coachella Canal between siphons 10-11 30 Comment
  UCR50969  Abronia villosa George K. Helmkamp 1988-2-28 s.n. Imperial Sonoran (Colorado) Desert, just N of Signal Mtn., south of Hwy 98 31 Comment
  RSA0063682  Abronia villosa S. B. Parish 1912-10-19 8294 Imperial Calexico, Calif and Mexico. -1 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
  SD190657  Abronia villosa var. villosa Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3204 Imperial Picacho State Recreation Area, south side of Colorado River, and north of main access road. 63 Comment
  SD200074  Abronia villosa var. villosa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16125 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
  SD200459  Abronia villosa var. villosa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16770 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 15 (SP15), Coral Wash, Site PECHET on dried mud and sand arroyo and surrounding hillsides 4 Comment
  SD216576  Abronia villosa var. villosa Ian Cain 2011-3-29 1576 Imperial North of I-8, 6.51 km west of Plaster City 56 Comment
  SD262315  Abronia villosa var. villosa A. C. Sanders, Jim Malusa 2017-3-10 42791 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, edge of US Navy Aerial Gunnery Range above Ted Kipf Rd., north of Tortuga Siding (Tortuga 7.5'Q) 88 Comment
  CDA29484  Abutilon theophrasti RN 2009-7-15 PDR# 1263272 Imperial In the vicinity of Calexico, southwest of Highway 98 and Hawk Road. 0 Comment
  SBBG94835  Abutilon theophrasti A. de la Garza 1990-8-15 Imperial 3 mi NW of Westmoreland, irrigation gate "Timothy 207"; Imperial Valley Comment
Read comments
May 28 2011
  UCR202200  Acacia greggii Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3185 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, south side of the Colorado River, and north of main access road 63 Comment
  UCR241621  Acacia greggii A. C. Sanders, Fred M. Roberts, T. B. Salvato 2013-5-1 40815 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, c. 2.4 km SE of Raineys Well 484 Comment
  RSA414899  Acacia greggii var. arizonica H. de Forest 1933-4-10 17743 Imperial Between Cargo Muchacho and Chocolate Mt. Comment
  RSA41261  Achyronychia cooperi Thomas W. Whitaker 1949-3-16 4 Imperial Near Coyote Wells, along Highway 80. Comment
  SD199969  Achyronychia cooperi Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16285 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
  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
  UCR122304  Achyronychia cooperi 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
  UCR279083  Achyronychia cooperi A. C. Sanders, Jim Malusa 2017-3-10 42788 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, edge of U.S. Navy Aerial Gunnery Range above Ted Kipf Rd., north of Tortuga Siding 88 Comment
  SD242804  Acmispon haydonii Donald Hazlett 1993-3-19 6851 Imperial 4 mi. SSW of Ocotillo, in Davies Valley 274 Comment
  SD200007  Acmispon maritimus var. brevivexillus Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16446 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
  UCSB16150  Acmispon parviflorus Keefe, Joseph 1963-3-16 Imperial 3.9 miles east of turnoff to Desert View Tower, on U.S. Highway 80 609 Comment
  RSA0029476  Acmispon strigosus Jim Andre 2013-3-4 24084 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  SD16593  Acmispon strigosus Allen Keller 1937-3-13 Imperial Painted Gorge Comment
  SD200412  Acmispon strigosus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16731 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), north fork of Big Wash, Site SPHAMB in large arroyo and surrounding hillsides 136 Comment
  RSA0004109  Acrolasia desertorum T. S. Brandegee 1901-5-30 s.n. Imperial Signal Mountains, Colorado Desert near boundary line Comment
  LA205810  Adenophyllum porophylloides D. A. Johansen; J. A. Ewan 1932-4-14 7149 Imperial 2 mi. below Mountain Springs 426 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
  SEINET3026553  Agave deserti Marc A. Baker, Michelle Cloud-Hughes 2011-12-14 17478 Imperial Carrizo Mountain Quadrangle, zone 11 0583950mE 3630000mN NAD83, 30m east of the San Diego County line, 8.5km WSW of Carrizo Mountain, just south of the Coyote Mountains, 13km NW of Ocotillo 280 Comment
  POM48272  Alhagi maurorum James L. Allen 1925-10 s.n. Imperial Weed established at Brawley. Comment
  POM21772  Aliciella latifolia C. B. Wolf 1937-4-6 8444 Imperial Imperial Valley, 1 mile S. of Truckhaven. -46 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
  SD242916  Aliciella latifolia Andrea Laltoo 2005-3-26 34 Imperial Yuha Desert Area of Critical Environmental Concern, wash running N-S through DeAnza campground, E of route 274 130 Comment
  SD242918  Aliciella latifolia 1993-3-3 Imperial Shell Canyon Comment
  UCD35756  Aliciella latifolia Beecher Crampton 1962-5-23 6455 Imperial 7-8 miles west of Coyote Wells, US Hwy. 80, Jacumba Mtns. 304 Comment
  UCD83514  Aliciella latifolia Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5856 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  SD190666  Aliciella latifolia subsp. latifolia Larry Hendrickson, Jon Rebman. 2005-4-15 3138 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  SD200125  Aliciella latifolia subsp. latifolia Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16558 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 26 (SL26), Amerosa Wash, Site CHOBRE on mesas and surrounding mud and cobble hillsides and arroyos -3 Comment
  CAS-BOT-BC175370  Allenrolfea occidentalis Malcom A. Nobs; S. Galen Smith 1948-9-4 529 Imperial National Waterfowl Refuge, 5 miles north of Westmoreland. Imperial Valley Comment
  UC1334736  Allenrolfea occidentalis C. W. Tilforth 1967-2-11 107 Imperial e. of Salton Sea; Colorado Desert 0 Comment
  UCSB31329  Allenrolfea occidentalis R. Ownbey 1978-3-12 S.N. Imperial ON AVE 66 THERMAL (1 MI E OF CA HWY 86) Comment
Read comments
Aug 27 2016
  UCR103617  Allionia incarnata George K. Helmkamp, E. A. Helmkamp 1998-3-19 2923 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR165449  Allionia incarnata 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
  UCR266576  Allionia incarnata A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-21 41932 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Salvation Pass along Pegleg Rd., just below confluence of E and N forks of canyon, US Navy Chocolate Mountains Aerial Gunnery Range 303 Comment
  UCR41683  Allionia incarnata A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6211 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
  SD143819  Allionia incarnata var. villosa B. Pitzer 1997-10-19 3346 Imperial Ogilby Road, ca. 0.5 mile north of Highway I-8 at powerline road. 91 Comment
  SD173102  Allionia incarnata var. villosa Larry Hendrickson, L. Louise Jee 2005-4-22 2081 Imperial Trust for Public Lands Option Properties. Big Wash, approximately 4.6 air miles west of Highway 86 & 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
  SD200080  Allionia incarnata var. villosa Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16335 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
  UCR236274  Allionia incarnata var. villosa Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18874 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
  SD139710  Amaranthus albus Jon Rebman, Maggie Loy 1996-10-27 3748 Imperial S of Palo Verde: Palo Verde Valley area: along agricultural fields just west of the Colorado River 4 Comment
  SEINET7985682  Amaranthus fimbriatus Jon P. Rebman 1996-10-25 3691 Imperial In-Ko-Pah Mountains, Smuggler s Cave area, mountains SE of In-ko-pah 1030 Comment
  UCR107911  Amaranthus watsonii Jon P. Rebman, Adrienne Russell 1997-9-6 4193 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Hwy 115, along the Redwood Canal; just west of the Alamo River between Butter Road and McKim Road. 20 Comment
  CAS-BOT-BC22390  Ambrosia dumosa N. H. Holmgren; P. Holmgren 1974-3-28 7527 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  LA202915  Ambrosia dumosa C. B. Wolf; 1931-3-14 1890 Imperial 5 mi. W of Coyote Wells on road to Mountain Springs 152 Comment
  POM38895  Ambrosia dumosa Marcus E. Jones 1903-5-8 s.n. Imperial Ogilvie [Location doesn't exist? Could be confused with Ogilby.] 30 Comment
  POM48819  Ambrosia dumosa Mary F. Spencer 1917-3-25 s.n. Imperial Near Coyote Wells. Comment
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Oct 9 2010
  POM6872  Ambrosia dumosa Philip A. Munz, L. T. Street, Williams 1919-3-26 2352 Imperial Near Salton Sea. -46 Comment
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Oct 23 2012
  RSA0027623  Ambrosia dumosa Deidre Conocchioli, Billy Sale 2013-10-23 112 Imperial North of Yuha Desert. From El Centro: Take I-8 W for 13.3 miles. Exit at Dunaway Rd, turn right onto Dunaway road and continue for 0.7 miles to collection site on west side of road. 2 Comment
  RSA416962  Ambrosia dumosa E. K. Balls 1949-4-4 12962 Imperial Colorado Desert. between Durmid and Salton on Highway 111. 0 Comment
Read comments
Sep 18 2012
  RSA416982  Ambrosia dumosa M. B. Dunkle 1935-4-17 4570 Imperial E. of Beal Well Comment
  RSA697283  Ambrosia dumosa LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1237 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  RSA798642  Ambrosia dumosa Margaret R. Mulligan, Larry Hendrickson, L. Louise Jee 2008-4-25 2513 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, northwest of Salton City, section 14 (SL14), in Coral Wash ca. 2 miles southwest of Highway 86. 26 Comment
  SBBG37954  Ambrosia dumosa T. L. Secrest 1948-4-8 Imperial near Kane Springs Comment
  SD128724  Ambrosia dumosa Darley F. Howe 1980-4-13 Imperial 7 miles east of Holtville on Highway 8 Comment
  SD152283  Ambrosia dumosa Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6526 Imperial NW of El Centro, about 4 miles S of San Sebastian Natural Area and San Felipe Wash, W of Salton Sea and E of Fish Creek Mountains 29 Comment
  SD191759  Ambrosia dumosa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14458 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), in Grave Wash, Site ENCFRU in arroyo bottom and surrounding embankments 0 Comment
  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
  SD199777  Ambrosia dumosa Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16326 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
  SD199783  Ambrosia dumosa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16148 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
  SDSU6237  Ambrosia dumosa H. Wedberg 1962-3-23 843 Imperial Ten miles NE of Jacumba on road to El Centro. 762 Comment
Read comments
Nov 10 2008
  UCD121043  Ambrosia dumosa Kenneth A. Wilson 1964-4-11 1316 Imperial Orita Glamis Road, 3 miles east of East Highline Canal. Comment
  UCD83525  Ambrosia dumosa Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5866 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  UCR108097  Ambrosia dumosa Jon P. Rebman, Maggie Loy 1996-10-27 3767 Imperial Sonoran/Colorado Desert, Algodones Dunes, WNW of Glamis. 60 Comment
  UCR266540  Ambrosia dumosa A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-19 41890 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Pegleg Well Rd (Salvation Pass Rd) above Niland 98 Comment
  POM91000  Ambrosia dumosa E. C. Jaeger 1925-12-23 s.n. Imperial Beale's Well Comment
Read comments
Aug 29 2016
  IRVC14323  Ambrosia ilicifolia L. T. McHargue 1972-2-1 s.n. Imperial Area 20 miles N of Winterhaven. Sonoran Desert Comment
  LA202943  Ambrosia ilicifolia Carl Epling; William Robison 1933-2-17 sn Imperial Signal Mountain Comment
  RSA643259  Ambrosia ilicifolia R. D. Goeden, D. W. Ricker 1973-1-10 s.n. Imperial Sonoran Desert: Little Picacho Wash on road to Picacho State Recreation Area, 17 miles N of All American Canal, 0.3 mi. S of recreation area boundary. 113 Comment
  SD250427  Ambrosia ilicifolia Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana Van Klaveren. 2013-3-9 4480 Imperial Colorado Desert; Chocolate-Chuckwall Mountains region; Chocolate Mountain; collecting in Unnamed Wash on the west side of Pebble Mountain, about 3 air miles southeast of Picacho Peak. 223 Comment
  SDSU17613  Ambrosia ilicifolia Jon Rebman, Jim Rocks 2005-2-10 10966 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
  UCR260304  Ambrosia ilicifolia A. C. Sanders, Jim Malusa 2015-3-7 41331 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 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-BC499158  Ambrosia ilicifolia A. C. Sanders; Jim Malusa 2015-3-6 41296 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, upper part of N fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 434 Comment
  UC1069631  Ambrosia salsola N. French 1934-2-21 200 Imperial desert Carrizo Quad. 304 Comment
  UCR269739  Ambrosia salsola A. C. Sanders, Jim Malusa 2016-3-16 42263 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd. at powerlines, 2.6 km NNW of Beal Well 472 Comment
  SD199785  Ambrosia salsola var. salsola Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16081 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 1 mile W of Hwy. 86; Section 14 (SL14), Palm Wash, Site ABRVIL in sandy arroyo bottom and surrounding mud embankments -35 Comment
  SD73503  Ambrosia salsola var. salsola Helen V. Witham 1970-3-1 734 Imperial Lower Pinto Wash 160 Comment
  SEINET3240016  Ambrosia salsola var. salsola Larry Hendrickson, Jon Rebman 2005-1 3143 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 72 Comment
  UCR269463  Amsinckia intermedia A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42081 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  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
  UCR41488  Amsinckia intermedia A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6278 Imperial Peninsular Range/ Sonoran (Colorado) Desert, South side of old highway at Mountain Springs Road exit from Hwy I-8, c. 1/3 mile east of town of Mountain Springs, at head of Myer Creek 673 Comment
  UCR246549  Amsinckia tessellata Frank B. McMurry 1943-1 1303 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 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
  RSA0121678  Anoda pentaschista L. Pineda, R. A. Flock 1983-9-9 s.n. Imperial Collins and Flood, Bard. Comment
  SD191954  Aphyllon cooperi subsp. latilobum Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14389 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
  SEINET8071680  Apium graveolens Karen Reichhardt 2008-1 KR 08 -003 Imperial 56 Comment
  RSA482616  Arabis pulchra B. C. Templeton 1930-4-15 s,n, Imperial Mountain Springs Comment
  SEINET7991891  Arabis pulchra var. gracilis Jon P. Rebman 2000-4-21 6578 Imperial In-Ko-Pah Mountains, Jacumba Wilderness Area Comment
  RSA704490  Arctostaphylos glauca J. P. Rebman, Mark Miller 2003-5-10 8971 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border and just N of the US/Mex border. 1220 Comment
  RSA792659  Arctostaphylos glauca Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4425 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  UCR138108  Arctostaphylos glauca Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6570 Imperial Inkopah Mtns, Jacumba Wilderness Area 1000 Comment
  SEINET10389773  Argemone munita A. C. Sanders, Jim Malusa 2015-3-6 41291 Imperial Chocolate Mountains, middle part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 401 Comment
  UC1040956  Argemone munita Gerald B. Ownbey and Findley Ownbey 1954-5-22 2113 Imperial 0.5 mi sw Beal Well (in broad flat wash between hills (mts.)); Chocolate Mts.; SW of Beal Well, Chocolate Mts., Imperial Co. Comment
  CAS-BOT-BC401634  Argemone munita subsp. argentea E. A. McGregor 1916-7-9 129 Imperial Jacumba - Laguna Mts. 762 Comment
  SEINET4854326  Argemone munita subsp. argentea Unknown 1954-5-22 2113 Imperial 1/2 mi SW of Beal Well, Chocolate Mountains. Comment
Read comments
Jan 12 2018
  RSA489125  Aristida adscensionis George K. Helmkamp 1988-2-28 s.n. Imperial Sandy flat just N of Signal Mtn., S of Hwy 98. [Mount Signal 10 km cell; PG-1N, 2E 30 Comment
  RSA696658  Aristida adscensionis LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1319 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  RSA766602  Aristida adscensionis Jim Andre, Tasha La Doux 2009-2-26 9893 Imperial Palo Verde Mountains: along major power line corridor (Palo Verde Road) that runs north-south through mountains. 182 Comment
  RSA781242  Aristida adscensionis A. C. Sanders 2010-2-18 37262 Imperial SW side of Hwy 111 at Niland Marina Rd., dry upper edge of Salton Sea, at near Frink bench mark -51 Comment
  SD127985  Aristida adscensionis Michael Curto 1989-9-20 611 Imperial Chocolate Mountains, 10 airmiles west of Picacho, northeast from Highway S34, Indian Pass area northwest of Indian Pass Road/Gavilan Wash junction, common along washes and across slopes. 299 Comment
  SD199743  Aristida adscensionis Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16499 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
  SD199745  Aristida adscensionis Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16325 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides 39 Comment
  SD201048  Aristida adscensionis Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-3 3137 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, site ARIADS2, in wash of mesa & wash complex. 91 Comment
  UCR240052  Aristida adscensionis A. C. Sanders, Mitch Provance 2012-10-19 40444 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., c. 1.2 km SE (138 deg. ) of Raineys Well near low volcanic hills, S of old Bradshaw Trail 511 Comment
  UCR253871  Aristida adscensionis Jim Andre 2013-3-4 24094 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains; west side of range, along Ogilby Road, c. 8.4 mi north of the junction with I- 8 166 Comment
  UCR269835  Aristida adscensionis A. C. Sanders, Jim Malusa 2016-3-16 42289 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon east of old Niland-Blythe Rd. and powerlines, 2.1 km SW (227 deg. ) of Surveyors Pass 598 Comment
  SEINET7595571 Image available Aristida adscensionis Ira L. Wiggins 1937-1 8568 Imperial Palo Verde, 14 miles south of Palo Verde 259 Comment
  POM156259  Aristida adscensionis var. modesta Le Roy Abrams 1903-4-2 3182 Imperial Signal Mountain, Colorado Desert Comment
  RSA385005  Aristida adscensionis var. modesta H. de Forest, Jack Rempel 1932-12-18 s.n. Imperial S of Salton Sea Comment
  RSA385012  Aristida adscensionis var. modesta S. B. Parish 1912-10-13 8239 Imperial Near Dixyland [Dixieland], Salton Basin. -15 Comment
  UCR241539  Aristida californica A. C. Sanders, Ann Howald 2013-2-28 40578 Imperial Sonoran (Colorado) Desert, along dirt track 1.03 km due north of Hwy 98, track joins Hwy c. 9.9 km west of Mt. Signal at Brockman Rd., 0.8 mi. from hwy via the track 30 Comment
  CAS-BOT-BC137597  Aristida californica var. californica Roxana S. Ferris 1928-4-19 7103 Imperial 3 miles from Coyote Wells on the Dixieland Road. Comment
  SEINET2082547  Aristida californica var. californica G. Rink 2003-10-17 2815 Imperial Algodones Dunes, near Glamis, shifting sand dunes. 76 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
  SD183358  Aristida purpurea var. nealleyi Steven P. McLaughlin, J. E. Bowers 1985-3-7 Imperial Palo Verde Mountains. 244 Comment
  SD250563  Aristida purpurea var. purpurea Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28837 Imperial Algodones Dunes area: east of Brawley; north of Hwy 78 at Glamis & west of the railroad & Ted Kipf Road; on the eastern edge of the dune field 89 Comment
  SD139697  Artemisia ludoviciana subsp. incompta Jon P. Rebman, Maggie Loy 1996-10-25 3687 Imperial Smuggler's Cave area, mountains southeast of In-ko-pah, east of Jacumba. (IPB 10/07) 1029 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
  CAS-BOT-BC222829  Asclepias albicans Edgar A. Mearns 1894-5-8 2978 Imperial Mountain Springs Road Comment
  CAS-BOT-BC222831  Asclepias albicans C. B. Wolf 1931-5-29 2183 Imperial Base of Mt. Springs Grade, west side of Colorado Desert 243 Comment
  CAS-BOT-BC222832  Asclepias albicans Edmund C. Jaeger 1922-12-18 s.n. Imperial Beale's Well Comment
  HSC30131  Asclepias albicans J. D. Ackerman, A. M. Montalvo 1974-3-27 164 Imperial Colorado Desert, Devils Canyon, 2 mi. past 1000 ft. marker on W-bound Hwy. 8 Comment
  SBBG87801  Asclepias albicans A. C. Sanders, C. Pitzer, Kniffen,Wright 1986-3-10 6250 Imperial 2.15 mi N of Hwy S2 on a dirt rd 1.1 mi SE of the San Diego Co line; Coyote Mtns 304 Comment
  SD254524  Asclepias albicans A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42059 Imperial Sonoran (Colorado) Desert: Hayden Well on Mammoth Wash, Chocolate Mountains (Tortuga 7.5'Q) 284 Comment
  SEINET212851  Asclepias albicans Noel H. Holmgren, Patricia K. Holmgren 1973-3-29 6558 Imperial Chocolate Mountains; Picacho Road, 6.7 miles South of Picacho, 15.5 airline miles North of Yuma. 244 Comment
  UCR138102  Asclepias albicans Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-20 6554 Imperial Palo Verde Mtns, NW side of Palo Verde Peak and SW of the town of Palo Verde along BLM Rd M0661 Comment
  UCR200254  Asclepias albicans J. M. Porter, Orlando Mistretta 2003-6-5 13615 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
  UCR202846  Asclepias albicans Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3218 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, Bear Canyon Wash, c. 1.5 mi southwest of the Colorado River 115 Comment
  SD250419  Asclepias erosa A. C. Sanders, Jim Malusa 2015-9-8 41815 Imperial Sonoran (Colorado) Desert: eastern edge of Chocolate Mountains Aerial Gunnery Range, Skyline Dr., 1.5 miles north of Dietz Rd./ Camp Burt, SE of Little Mule Mountains. (Little Mule Mountains 7.5'Q) 306 Comment
  CSUSB95  Asclepias subulata W. W. Mayhew 1959-8-19 S. N. Imperial 8 miles west of Glamis Comment
  JEPS68725  Asclepias subulata Annie M. Alexander and Louise Kellogg 1938-12-15 264 Imperial Arroyo Seco Comment
  RSA492674  Asclepias subulata W. Wisura 1989-5-10 4342 Imperial 0.2 mi N of I 8 along Ogilby Rd. in sandy gravel. Comment
  SD181722  Asclepias subulata LeRoy Gross, Valentin Arvizu, et al. 2004-5-13 1232 Imperial Chocolate-Chuckwalla Mountains region; near Surveyors Pass, off of Beal Road. 646 Comment
  UCR107218  Asclepias subulata D. F. Howe 1980-4-13 s.n. Imperial Sonoran (Colorado) Desert, 1 mi. west of agricultural inspection station on Hwy 8. Comment
  UCR17058  Asclepias subulata Anonymous 1969-5-24 9 Imperial Sonoran (Colorado) Desert, 10 mi. up Ogilby Rd to north of turnoff from Hwy 8 734 Comment
  UCR245084  Asclepias subulata A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40383 Imperial Sonoran (Colorado) Desert, BLM Rd. 999, along Chocolate Mountains Aerial Gunnery Range boundary, 5.45 km S (181 deg. ) of Rainey's Well 487 Comment
  CDA10234  Aster chilensis J. Budaj 1960-5-1 Imperial 2 1/2 miles south of Seeley. 0 Comment
  CAS-BOT-BC177455  Astragalus aridus Philip A. Munz; C. L. Hitchcock 1932-4-5 12129 Imperial 10 miles S.E. of Holtville Comment
  RSA498246  Astragalus aridus H. de Forest, Jack Rempel 1933-4-9 17701 Imperial Supersition Mountains, Colorado Desert. Comment
  UCR112173  Astragalus aridus Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-22 4937 Imperial Sonoran (Colorado) Desert, Southeast of El Centro; along Hwy 98, c. 1.4 mi SW of Interstate 8 20 Comment
  CAS-BOT-BC177755  Astragalus crotalariae D. T. MacDougal 1916-3-1 s.n. Imperial Niland, Salton Sink Comment
  CAS-BOT-BC177761  Astragalus crotalariae Philip A. Munz 1941-3-29 16591 Imperial Salton Wash north of Salton Sea Comment
  CAS-BOT-BC177762  Astragalus crotalariae Carl B. Wolf 1937-4-6 8439 Imperial Colorado Desert. Imperial Valley, 1 mi. So. of Truckhaven -45 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
  POM177940  Astragalus crotalariae Joseph A. Ewan 1931-4-2 4082 Imperial Niland, Imperial Valley. Comment
  POM26132  Astragalus crotalariae S. B. Parish 1913-2-8 8225 Imperial Border of Salton Sea -61 Comment
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Mar 12 2011
  RSA415449  Astragalus crotalariae Robert Gustafson 1983-3-28 2478 Imperial along Hwy 86 ca. 9 miles south of Salton Sea. Comment
  SBBG3167  Astragalus crotalariae H. and M. Dearing 1937-3-11 650 Imperial above Kane Spring Comment
  SD115053  Astragalus crotalariae Wayne P. Armstrong 1983-3-20 Imperial Salton City, Hwy S-22 near the junction with Hwy 86, along roadside -60 Comment
  UC146050  Astragalus crotalariae Jos. Burtt Davy 1902-3-28 7990 Imperial Calexico Comment
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May 3 2007
  UC397278  Astragalus crotalariae J. Burtt Davy Mar 26 1902-Mar 28 1902 7960 Imperial Calexico Comment
  UC635305  Astragalus crotalariae Frank W. Peirson 1927-4-13 Imperial Imperial Valley Boulevard opposite Salton Sea; opposite Salton Sea Comment
  UCD104689  Astragalus crotalariae R. Tofsrud 1951-4-27 s.n. Imperial 5 mi. N. of Niland. Comment
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Apr 6 2016
  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
  RSA787520  Astragalus didymocarpus var. dispermus Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3501 Imperial The Jacumba mountains, above the Valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile north of the U.S./Mexico border. 1280 Comment
  CAS-BOT-BC182926  Astragalus douglasii var. perstrictus E. A. McGregor 1916-7-9 84 Imperial Jacumba - Laguna Mts. 762 Comment
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May 17 2018
  JEPS54882  Astragalus insularis var. harwoodii Dr. L. M. Newlon 1922-4-1 409 Imperial near Coyote Wells (Colorado Desert); , near Coyote Wells Comment
  SEINET4559559  Astragalus insularis var. harwoodii Michael Wood 2010-1 Imperial Near Plaster City; just north of Interstate 8 approximately 3.5 mi east of Junction with Imperial Highway 92 Comment
  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
  CAS-BOT-BC187087  Astragalus lentiginosus var. borreganus Gilbert T. Benson 1927-3-5 163 Imperial Coachella Valley near Indio Comment
  HSC14533  Astragalus lentiginosus var. borreganus C. L. Hitchcock, C. V. Muhlick 1964-3-20 23205 Imperial About 20 mi. NW of Yuma Comment
  RSA415578  Astragalus lentiginosus var. borreganus Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7749 Imperial Algondones Dunes, dirt track continutation of Ogilby Rd, ca. 1/8 mi from All American Canal. 41 Comment
  OBI38406  Astragalus magdalenae var. peirsonii A. C. Sanders, et al. 1986-1 Imperial Comment
  RSA45523  Astragalus magdalenae var. peirsonii J. C. Roos 1949-4-7 4170 Imperial West of Yuma. Comment
  SEINET945414  Astragalus magdalenae var. peirsonii S. P. McLaughlin, J. E. Bowers 1983-1 Imperial Comment
  UC495108  Astragalus magdalenae var. peirsonii Philip A. Munz and C. L. Hitchcock 1932-4-5 12132 Imperial e Holtville; e of Holtville Comment
  UCD105085  Astragalus magdalenae var. peirsonii Kenneth A. Wilson 1964-4-11 1325 Imperial 3 miles east of Coachella Canal on the Orita-Glamis Road. Comment
  SEINET2082558  Astragalus magdalenae var. peirsonii G. Rink 2001-1 Imperial Comment
  SEINET898350  Astragalus nuttallianus Steven P. MacLaughlin, Janice E. Bowers 1985-1 2943 Imperial Jct. Sidewinder Rd. and I-8. 76 Comment
  JEPS8338  Astragalus palmeri Rimo Bacigalupi with LeRoy Custer, J. F. Macbride and Ruth D. Sanderson 1952-3-31 3594 Imperial on U.S. 80 top of the grade up the eastern slope Jacumba Mountains (at Boulder Park, near the San Diego County line); eastern slope Jacumba Mountains, Boulder Park 864 Comment
  RSA787646  Astragalus palmeri Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3480 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
  UCR41482  Astragalus palmeri A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6303 Imperial Peninsular Range/ Sonoran (Colorado) Desert, South side of old highway at Mountain Springs Road exit from Hwy I-8, c. 1/3 mile east of town of Mountain Springs, at head of Myer Creek 673 Comment
  RSA767496  Astragalus peirsonii J. Mark Porter 2003-4-8 13491 .02 Imperial Imperial Dunes (Algodones Dunes), 1.9 miles south-west [209.75 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  RSA767502  Astragalus peirsonii J. Mark Porter 2003-3-20 13491 .08 Imperial Imperial Dunes (Algodones Dunes), 4.4 miles west north-west [291.38 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  RSA767515  Astragalus peirsonii J. Mark Porter 2003-3-20 13491 .09 Imperial Imperial Dunes [Algodones Dunes], 3.6 miles west-northwest [288.56 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  RSA767526  Astragalus peirsonii J. Mark Porter 2003-4-10 13491 .20 Imperial Imperial Dunes [Algodones Dunes], 1.46 miles northeast [59.0 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78 Comment
  CAS-BOT-BC193167  Astragalus sabulonum E. A. McGregor 1917-4-17 870 Imperial 5 mi east of El Centro Comment
  SD115612  Atrichoseris platyphylla Duffie Clemons, Erik Jonsson 1983-4-21 485 Imperial In gravelly sandy soil of desert flat, 6.6 miles east of Glamis, north of Highway 78. (IPB 10/07) 149 Comment
  UCR120100  Atrichoseris platyphylla Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-23 4947 Imperial Sonoran Desert, W of Picacho State Recreation Area; along Indian Pass Road c. 6.1 mi east of Ogilby Road 125 Comment
  CLARK-A1528-2543  Atriplex canescens John C. Roos 1949-4-6 4157 Imperial Frink Comment
  POM278687  Atriplex canescens Grant D. Brown 1950-3-29 510 Imperial 10 miles W of highway #99 on highway 78 Comment
  RSA452366  Atriplex canescens S. B. Parish 1912-10-14 8259 Imperial Imperial, Salton Basin. 70 ft. below sea level. -21 Comment
  RSA659776  Atriplex canescens J. C. Roos 1949-4-6 4157 Imperial Near Frink. Comment
  UC850850  Atriplex canescens Carl B. Wolf 1932-10-14 4342 Imperial 4 mi e Holtville (Imperial Valley, Colorado Desert); Colorado Desert, Imperial Valley, e of Holtville 1 Comment
  UCD97303  Atriplex canescens Susan Semenza 1964-12-29 84 Imperial 3 miles west of Plaster City, US Hwy 80. Colorado Desert. 30 Comment
  CAS-BOT-BC170634  Atriplex canescens subsp. canescens H. E. McMinn 1925-6-28 1444 Imperial N.E. base Signal Mt. Comment
  CAS-BOT-BC170636  Atriplex canescens subsp. canescens S. B. Parish 1912-10-14 8259 Imperial Imperial, Salton Basin -21 Comment
  CAS-BOT-BC170644  Atriplex canescens subsp. canescens Malcom A. Nobs; S. Galen Smith 1948-9-5 534 -B Imperial Flooded field being leached, Mullett Island Road, near Alamo River Comment
  CAS-BOT-BC170646  Atriplex canescens subsp. canescens Paul F. Covel 1941-4-8 1961 Imperial Near Niland Comment
  CAS-BOT-BC170220  Atriplex canescens subsp. linearis S. B. Parish 1912-7-3 8073 Imperial Durmid - Salton Basin -60 Comment
  SEINET3090745 Image available Atriplex canescens subsp. linearis Jon P. Rebman, Maggie Loy 1996-10-26 3738 Imperial Sonoran (Colorado) Desert; Imperial Valley, west of Imperial 10 Comment
  LA204698  Atriplex canescens var. canescens W. M. Ingram; October 1934 sn Imperial Rockwood Comment
  POM278688  Atriplex canescens var. laciniata Grant D. Brown 1950-3-29 507 Imperial 5 miles W of highway #99 on highway 78 Comment
  SD21506  Atriplex canescens var. laciniata Frank F. Gander 1938-5-21 5749 Imperial Wister Comment
  POM278662  Atriplex canescens var. linearis Grant D. Brown 1949-12-15 478 Imperial 1/2 mile N of Frink on Hyway 111 (E side of Salton Sea) Comment
  RSA5348  Atriplex canescens var. linearis C. B. Wolf 1932-10-13 1608 Imperial Wister (S.P.R.R.), south-east side of Salton Sea -30 Comment
  SD118498  Atriplex canescens var. linearis Amadeo M. Rea 1984-12-3 543 Imperial About 8 miles east of El Centro (Hot Spring & I-8), growing on freeway fill. Comment
  SD139628  Atriplex canescens var. linearis Jon Rebman, Maggie Loy 1996-10-26 3738 Imperial W of Imperial: sandy area along irrigation canals 10 Comment
  CAS-BOT-BC170234  Atriplex canescens var. macilenta C. B. Wolf 1932-10-14 4341 Imperial 4 mi E of Holtville, Imperial Valley, near sea level. 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
  CDA23260  Atriplex elegans R. E. Riefner Jr. 2006-10-9 06 -514 Imperial East of El Centro, Ross Road ca. 0.2 mile east of Dogwood Street, north of Highway 8. Comment
  RSA452386  Atriplex elegans var. fasciculata Edwin Kline 1920-4-11 s.n. Imperial Near Brawley Comment
  SD186161  Atriplex elegans var. fasciculata A. C. Sanders, E. J. Lawlor and Don Pendleton 1992-3-21 12080 Imperial Powerline road, Imperial 230 KV line, 1.9-2.2 miles west of Coachella Canal Road. -35 Comment
  SD190626  Atriplex elegans var. fasciculata Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3228 Imperial Picacho State Recreation Area, Picacho Old Stamp Mill Trail on south side of Colorado River. 70 Comment
  CAS-BOT-BC168323  Atriplex hymenelytra Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9596 Imperial Upper end of Painted Groge, [Carisso] Carrizo Mts. Comment
  CAS-BOT-BC170244  Atriplex hymenelytra T. C. Fuller 1962-4-4 8095 a Imperial Shell Canyon Rd., 3.6 mi. n. of Ocotillo Comment
  CDA23273  Atriplex hymenelytra T. C. Fuller 1962-4-4 8095 a Imperial Coyote Mountain, Shell Canyon Road, 3.6 miles north of Ocotillo. 0 Comment
  POM265286  Atriplex hymenelytra I. L. Wiggins 1937-2-16 8546 Imperial Western Slopes above salton sea 1.5 miles south of truckhaven. Comment
  RSA615192  Atriplex hymenelytra J. P. Rebman 1996-8-2 3342 Imperial Between Ocotillo and El Centro: along Painted Gorge Road, 2.6 mi N of S-80 and 3.8 mi E of S-2 50 Comment
  RSA696715  Atriplex hymenelytra J. Russell Bruff 1928-12-29 400 Imperial 2 mi. S.E. of Spindle Top Well; mi. S.E. of Mecca. Comment
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Aug 29 2016
  SBBG1760  Atriplex hymenelytra H. and M. Dearing 1949-4-5 6738 Imperial travertine rocks near NW end of Salton Sea Comment
  SD11266  Atriplex hymenelytra Frank F. Gander 1935-4-17 180 6 Imperial Carriso Creek, southwestern Imperial County. Comment
  SD120053  Atriplex hymenelytra Duffie Clemons, Erik Jonsson 1986-10-19 1566 Imperial Coyote Mountains. 309 Comment
  SD165970  Atriplex hymenelytra L. R. Landrum 2003-2-17 10542 Imperial Highway 8 at exit to Plaster City. -3 Comment
  SD211400  Atriplex hymenelytra Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18850 Imperial Southwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; along a powerline road 53 Comment
  SD242778  Atriplex hymenelytra 1993-3-11 Imperial Shell Canyon Comment
  SD38022  Atriplex hymenelytra Edith A. Purer 1935-4-19 6375 Imperial Colorado Desert, Bluff (mak 6/06) Comment
  SEINET3156324  Atriplex hymenelytra L. S. Rose 1938-7-4 38050 Imperial Plaster city Comment
  UCD97435  Atriplex hymenelytra Beecher Crampton 1962-5-23 6453 Imperial 7-8 miles west of Coyote Wells, U.S. Hwy. 80, Jacumba Mtns. Colorado Desert. 304 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
  UCSB33439  Atriplex hymenelytra Kearns, Dennis; Simmons, Karen 1979-3-3 Imperial Beginning of Shell Canyon; 2 miles east of S2 on Shell Canyon Road Comment
  CAS-BOT-BC172680  Atriplex lentiformis E. A. McGregor 1917-6-15 1060 Imperial Dixieland, Imperial Valley Comment
  RSA478276  Atriplex lentiformis H. S. Gentry 1939-10 4656 Imperial Brawley, Colorado Desert. -30 Comment
  UC1191365  Atriplex lentiformis Malcolm A. Nobs, S. Galen Smith 1948-9-5 539 Imperial s end Salton Sea (delta of Alamo River, Imperial Valley); Imperial Valley, Delta Alamo River, s end Salton Sea Comment
  POM121914  Atriplex polycarpa S. B. Parish 1912-10-20 s.n. Imperial Calexico. -6 Comment
  POM279030A  Atriplex polycarpa Grant D. Brown 1949-12-15 472 Imperial 4.5 miles S of intersection that is SW of the Wileys Well Comment
  SD139626  Atriplex polycarpa Jon P. Rebman, Maggie Loy 1996-10-25 3710 Imperial West of Calexico, along border between U.S./Mexico, on edge of agricultural fields. (IPB 10/07) 49 Comment
  SEINET7986051  Atriplex polycarpa Jon P. Rebman 1996-10-25 3710 Imperial Calexico, W of Calexico, along border between U.S./Mexico 50 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
  JEPS59664  Atriplex semibaccata S. B. Parish 1912-10-15 8252 Imperial Imperial , Imperial (Salton Basin) -21 Comment
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Sep 7 2010
  SD143953  Atriplex serenana G. K. Helmkamp, E. Helmkamp 1998-1-24 2621 Imperial North end of Calipatria at corner of Young Road and Highway 111. Comment
  UCSB12252  Avena sativa Tarwater, Shirley 1961-3-4 Imperial 15 mi SW of El Centro; 1.5 mi W of Baptiste Bazabal; Hwy 39 -9 Comment
  RSA289295  Baccharis emoryi Charles Convis 1980-4-8 108 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
  POM158028  Baccharis salicifolia L. R. Abrams 1904-06 4093 Imperial Near Calexico, Imperial Valley Comment
  RSA5526  Baccharis salicifolia C. B. Wolf 1932-10-14 4334 Imperial Imperial Valley, 2 mi east of Calipatria. -30 Comment
  SEINET1078476 Image available Baccharis salicifolia Jon P. Rebman, Maggie Loy 1996-10-25 3697 Imperial In-ko-pah area: along Boulder Creek just E of County line: T17S, R9E, S31 915 Comment
  SEINET899260  Baccharis salicifolia J. J. Thornber 1912-1 Imperial Bard, near Arizona line Comment
  RSA1879  Baccharis sarothroides C. B. Wolf 1931-3-14 1886 Imperial 5 miles E of Hotville on road to Yuma Comment
  SD42291  Baccharis sarothroides Carl B. Wolf 1938-1-8 9391 Imperial Colorado Desert, 5 miles east of Holtville Comment
  UCR269470  Baccharis sarothroides A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42090 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash 447 Comment
  UCR266758  Baccharis sergiloides A. C. Sanders, Jim Malusa 2016-1-23 41964 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well 473 Comment
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Mar 4 2020
  SD254530  Bahiopsis parishii A. C. Sanders, Jim Malusa 2016-1-23 41985 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, head of canyon north of old Niland to Blythe road, 1.6 miles WNW of Beal Well (Lion Head Mountain7.5'Q) 548 Comment
  SD9052  Bahiopsis parishii Daniel Cleveland 1885-6-25 Imperial Mountain Springs Grade Comment
  CAS-BOT-BC99935  Baileya pauciradiata K. Larson 1976-5-5 2065 Imperial New River South of Heber Comment
  POM196651  Baileya pauciradiata Roxana S. Ferris 1928-4-19 7126 Imperial 3 miles from Coyote Wells on the Dixieland Road. Comment
  POM350667  Baileya pauciradiata M. B. Dunkle 1935-4-19 4592 Imperial E. of Holtville 0 Comment
  POM350675  Baileya pauciradiata H. S. Gentry 1936-1 2168 Imperial West side of Colorado Desert. -30 Comment
  UC669220  Baileya pauciradiata Annie M. Alexander and Louise Kellogg 1941-3-20 1973 a Imperial 5 mi w Algodones Sand Dunes; Chocolate Mountains Comment
  UCR103649  Baileya pauciradiata George K. Helmkamp, E. Helmkamp 1998-1-28 2627 Imperial Sonoran (Colorado) Desert, West Mesa. Jeep trail south of Calif. Hwy 98 along the Mexican border, 2.2 mi. west of Mt. Signal Road. 67 Comment
  UCSB22556  Baileya pauciradiata Turpin, W. 1966-4-5 Imperial State Highway 78, 17 miles east of Brawley Colorado Desert -15 Comment
  CAS-BOT-BC106604  Baileya pleniradiata William Anderson 1964-2-22 s.n. Imperial Ogilsby Comment
  CAS-BOT-BC106606  Baileya pleniradiata Annie M. Alexander; Louise Kellogg 1941-3-19 1963 Imperial East side of Algodones Sand Dunes Comment
  HSC5165  Baileya pleniradiata C. L. Hitchcock 1966-3-19 24282 Imperial Between Yuma and Holtsville Comment
  JEPS101322  Baileya pleniradiata Dean W. Taylor 1998-5-12 16389 Imperial vicinity of Felicity (ca 3 road miles E of Colorado River on Interstate 8), near the Pilot Knob Substation 85 Comment
  POM29690  Baileya pleniradiata Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA620655  Baileya pleniradiata B. Pitzer 1998-2-2 3499 Imperial extension of Sidewinder Road, S and W of Pilot Knob R.V. park/campground, ca. 1 mi. airline SW of Pilot Knob, on and adjacent to N berm of All-America Canal, ca. 3.2 road mi. past the R.V. park. 91 Comment
  RSA695663  Baileya pleniradiata L. Griset 1929-4-4 s.n. Imperial 85 miles from Yuma, Arizona. Comment
  SD242677  Baileya pleniradiata Carl Lundblad 2004-2-10 Imperial E side of N Algodones Dunes Wilderness Area 74 Comment
  SD250433  Baileya pleniradiata J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dune National Recreation Area, Algodones Wilderness. Comment
  UC64813  Baileya pleniradiata E. E. Schellenger 1904-3-15 65 Imperial Paloverde, McCay Wash Colorado Desert Comment
  UCD83570  Baileya pleniradiata Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5911 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. 70 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
  UCR246524  Baileya pleniradiata Frank B. McMurry 1943-1 1327 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  SEINET7986076  Bassia hyssopifolia Jon P. Rebman 1996-10-26 3732 Imperial Seeley, N of Seeley, New River ponds 10 Comment
  UCR100119  Bebbia juncea B. G. Pitzer 1997-10-19 3338 Imperial Sonoran (Colorado) Desert, SW foot of Cargo Muchacho Mtns; along Ogilby Rd (Hwy S34) at a point 6.1 mi north of railroad tracks at Ogilby & 3.6 mi south of Indian Pass Road 200 Comment
  CAS-BOT-BC106406  Bebbia juncea var. aspera E. A. McGregor 1917-3-17 769 Imperial Granite ridge west of Fig Tree Johns, Salton Sink Comment
  CAS-BOT-BC172809  Bebbia juncea var. aspera A. C. Sanders 2010-2-20 37303 Imperial Sonoran (Colorado) Desert; Colorado River Valley: roadside of Hwy S24 (Imperial Rd.) NE of Bard, near Lauguna Dam and adjacent to canal 48 Comment
  HSC92255  Bebbia juncea var. aspera D. Atwood, L. Stitch 1993-4-3 17930 Imperial 6 miles WNW of Ocotillo on County Rd. 5-2, Anza-Borrego Desert. Comment
  LA203077  Bebbia juncea var. aspera C. B. Wolf; 1931-5-29 2178 Imperial N-base of Signal Mt 30 Comment
  RSA0028909  Bebbia juncea var. aspera J. Andre 2013-3-4 24087 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  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
  SD14566  Bebbia juncea var. aspera Frank F. Gander 1936-4-15 1356 Imperial Extreme northwest corner of Imperial County. Comment
  SD250435  Bebbia juncea var. aspera A. C. Sanders, Jim Malusa 2015-3-8 41352 Imperial Sonoran (Colorado) Desert: mouth of Salvation Pass in the Chocolate Muntains, western foot of the range, US Navy Chocolate Mountains Aerial Gunnery Range. (Tortuga 7.5'Q) 284 Comment
  UC1719480  Bebbia juncea var. aspera D. Atwood and L. Stritch 1993-4-3 17930 Imperial 6 mi WNW of Ocotillo on County Road 5-2; Anza-Borrego Desert Comment
  CDA2965  Beta macrocarpa Henson Aug 1938 Imperial Imperial Valley. 0 Comment
  CDA2969  Beta macrocarpa Henson Aug 1938 Imperial Imperial Valley. 0 Comment
  RSA763017  Beta macrocarpa A. C. Sanders 2010-2-18 37273 Imperial SW side of Hwy 111 at Niland Marina Rd., dry upper edge of Salton Sea, at near Frink bench mark -51 Comment
  UCR212935  Beta macrocarpa A. C. Sanders 2010-3-25 37607 Imperial Sonoran (Colorado) Desert; Salton Trough, Wister, Cedar Wash at Hwy 111, between the highway and railroad -59 Comment
  SD155817  Boechera perennans Jon P. Rebman 2001-3-14 7136 Imperial Jacumba Natural Area, In-Ko-Pah Mountains. (IPB 10/07) 975 Comment
  SD152245  Boechera pulchra Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-21 6572 Imperial Inkopah Mountains. Jacumba Wilderness Area 1000 Comment
  UCR245106  Boerhavia erecta var. intermedia A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40375 Imperial Sonoran (Colorado) Desert, along BLM Rd. 552, 0.3 mi. south of BLM Rd. 549 (old Niland-Blythe Rd.), 1 mi. WSW (264 deg. ) of Rainey's Well 556 Comment
  CAS-BOT-BC434526  Boerhavia intermedia Malcom A. Nobs; S. Galen Smith 1948-9-3 510 -A Imperial Imperial Valley. West of Salton Sea, about 25 miles south of Coachella Comment
  UCR58430  Boerhavia intermedia Robert McKernan 1989-9-29 s.n. Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 8 km east of Pegleg Well; impact area 'runway 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
  SD126243  Boerhavia wrightii Steven P. McLaughlin, Janice E. Bowers 1985-9-11 3057 Imperial Along Imp. Co. S24 just below the Laguna Dam 39 Comment
  CAS-BOT-BC31337  Bolboschoenus maritimus E. A. McGregor 1917-3-11 s.n. Imperial Growing near wells, Kane Wells, 15 mi N of Westmoreland. Comment
  CAS-BOT-BC31341  Bolboschoenus maritimus Frank B. McMurry 1945-5-26 1397 Imperial Water tower, Government Camp, Imperial Dam Site. 60 Comment
  CAS-BOT-BC145592  Bouteloua aristidoides Malcom A. Nobs; S. Galen Smith 1948-9-3 509 Imperial West of Salton Sea, about 25 miles south of Coachella. Comment
  RSA0027634  Bouteloua aristidoides var. aristidoides Deidre Conocchioli, Caitlin Elam 2013-10-2 87 Imperial Sonoran Desert. West side of Algodones Sand Dunes. From Brawley, Ca, take CA-78 E (Ben Hulse Hwy) for 14 miles. Turn right (S) onto unpaved BLM road. 4 Comment
  SD250565  Bouteloua aristidoides var. aristidoides Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28712 Imperial Northeast of the Algodones Dunes: along Ogilby Road (S34) between I-8 & Hwy 78; in a wash just south of Indian Pass Road 189 Comment
  SEINET8071597 Image available Bouteloua aristidoides var. aristidoides Deidre Conocchioli 2013-10-2 87 Imperial West side of Algodones San Dunes. From Brawley, CA take Rte 78 E (Ben Hulse Hwy) for 14 mi. Turn right (S) onto unpaved BLM road. 4 Comment
  UC1100210  Bouteloua aristidoides var. aristidoides Malcolm A. Nobs and S. Galen Smith 1948-9-3 509 Imperial dry playa w Salton Sea (about 25 mi s of Coachella) Comment
  POM50461  Bouteloua barbata George D. Abrams 1902-06 s.n. Imperial Imperial. Comment
  RSA385907  Bouteloua barbata S. B. Parish 1912-10-18 8234 Imperial Near Brawley, Salton Basin -35 Comment
  SD144129  Bouteloua barbata B. Pitzer 1997-10-18 3298 Imperial Hwy 78, 7.1 road mi. S of town of Palo Verde & ca. 5.4 mi. N of Walters Camp Rd 152 Comment
  SD201050  Bouteloua barbata var. barbata Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-2 3135 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 29 (SP29), N of S-22, site ARIADS. 14 Comment
  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
  SEINET8044160 Image available Bouteloua barbata var. barbata Jon P. Rebman, J. LaGrange, W. Schmidtmann, J, Emming 2014-1 28748 Imperial 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
  UC573618  Bouteloua barbata var. barbata H. S. Yates 1937-7-3 6810 Imperial 6 mi w Seeley; El Centro Quadrangle 30 Comment
  UCR264787  Bouteloua barbata var. barbata Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-24 28748 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
  RSA492540  Brandegea bigelovii Thomas W. Whitaker 1959-12-16 s.n. Imperial 1 mi. S of Palo Verde, on rd between Glanis and Palo Verde. Comment
  RSA764317  Brandegea bigelovii Doris Bowers 1967-12-20 796 Imperial Colorado Desert 183 Comment
  SD142244  Brandegea bigelovii Jon P. Rebman, L. Renfro 1997-11-19 4756 Imperial Northwest of Yuma, east of Ogilby Road, along Indian Pass Road, at Chemgold Company's Imperial Project. Comment
  SD190628  Brandegea bigelovii Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3201 Imperial Picacho State Recreation Area, south side of Colorado River, and north of main access road. 63 Comment
  SEINET13311956  Brandegea bigelovii A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-21 41949 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range. 412 Comment
  UC665752  Brandegea bigelovii Ira L. Wiggins 1941-3-26 9659 Imperial at Wiley Well Wiley Well Comment
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Sep 19 2012
  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
  UCR202851  Brandegea bigelovii Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3201 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, south side of the Colorado River, and north of main access road 63 Comment
  RSA483137  Brassica tournefortii Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7753 Imperial Alogodunes Dunes, dirt track continuation of Ogilby Rd., ca. 1/8 mile from All American Canal. 41 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
  SD190622  Brassica tournefortii Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3193 Imperial Picacho State Recreation Area, Upper Dock, south side of Colorado River. 61 Comment
  SD254564  Brassica tournefortii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42093 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, upper Mammoth Wash, (Mammoth Wash 7.5'Q) 447 Comment
  SDSU21326  Brassica tournefortii David Suchor, Michael G. Simpson 2015-3-27 2 Imperial Mountain Springs Rd, exit south from I-8, just south of parking area. 664 Comment
  UCD114714  Brassica tournefortii Ira L. Wiggins; Dorothy B. Wiggins 1966-2-22 20469 Imperial Desert 1/4 mi. S. of entrance to U.S. Navy Salton Sea Base, along Highway 86. Comment
  UCD54578  Brassica tournefortii Ellen Dean; Wendy Copeland 2006-2-9 2772 Imperial Centinela State Prison, south of existing sewage ponds on site of proposed ponds. Disturbed ground that was used for fill for levee. 0 Comment
  UCR150173  Brassica tournefortii A. C. Sanders, P. J. MacKay, Tim Thomas, E. J. Lawlor, et al. 2005-1-17 29053 Imperial Sonoran (Colorado) Desert, Salton Basin, west of Hwy 86 at Salton Sea Test Base Rd., south of Salton City 6 Comment
  UCR279231  Brassica tournefortii A. C. Sanders, Jim Malusa 2017-3-13 42868 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Salvation Wash at the well near Salvation Pass, 1.1 km west of confluence with German Diggins Wash 353 Comment
  UCR62088  Brassica tournefortii D. F. Howe 1980-4-14 s.n. Imperial Sonoran (Colorado) Desert, 19 mi east of Brawley on Hwy 78 Comment
  UCR148710  Brickellia arguta var. odontolepis Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6523 Imperial Colorado Desert, Mountain Springs Grade near I-8 exit Comment
  SD143030  Brickellia atractyloides var. odontolepis Jon P. Rebman, Mike Simpson 1997-5-28 4125 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cave area south of Mountain Spring. (IPB 10/07) Comment
  CAS-BOT-BC106156  Brickellia frutescens Katharine Brandegee 1899-4-1 s.n. Imperial Between San Felipe and Mason's - Colorado Desert Comment
  UCR148694  Brickellia frutescens Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6511 Imperial Colorado Desert, Mountain Springs Grade near I-8 exit Comment
  UCR41486  Brickellia frutescens A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6286 Imperial Peninsular Range/ Sonoran (Colorado) Desert, South side of old highway at Mountain Springs Road exit from Hwy I-8, c. 1/3 mile east of town of Mountain Springs, at head of Myer Creek 673 Comment
  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
  CAS-BOT-BC161985  Bromus rubens W. A. Silveus 1938-8-12 2669 Imperial U.S. Expr. Station, El Centro. Comment
  RSA787306  Bromus rubens Duncan S. Bell, Bob Ellis, Tanner Harris, John Krapek, Shane Oakes, Tom Persons, et al. 2012-3-24 3278 Imperial At the foot of the Jacumba mountains, in Skull Canyon, approximately 0.5 air mile north of the U.S./Mexico border. 260 Comment
  RSA708294  Bromus tectorum Jon P. Rebman, Oscar Solis, B. Lauri, D. Silverman 2001-4-13 7242 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon. 1150 Comment
  RSA0021317  Caesalpinia virgata Duncan S. Bell, Amanda Bell 2011-1-29 2014 Imperial Superstition Mountains; southeast section of range, about 12 miles south of the Salton Sea. 127 Comment
  RSA615233  Caesalpinia virgata J. P. Rebman 1996-8-2 3346 Imperial Between Ocotillo and El Centro: along Painted Gorge Road, 2.6 mi N of S-80 and 3.8 mi E of S-2 50 Comment
  CDA18510  Calandrinia ambigua Frank B. McMurry 1943-1 1345 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  SD200202  Calandrinia ambigua Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16557 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
  SD38098  Calandrinia ambigua Edith A. Purer 1935-4-19 6379 Imperial Colorado Desert, west part of county on old stage road Comment
  UC604970  Calandrinia ambigua Roxana S. Ferris and Ruth P. Rossbach 1938-5-18 9637 Imperial mud hills halfway between Painted Gorge and US Highway #80 Comment
  UCR167227  Calandrinia ambigua John F. Green 2005-3-4 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, east of Salton Sea, c. 4 mi N of Niland, just SW of Coachella Canal siphon 11, badlands above wash 24 Comment
  CAS-BOT-BC200990  Calliandra eriophylla Frank W. Peirson 1932-3-21 9788 Imperial 6 miles north of Ogilby and northward, eastern Imperial County 167 Comment
  CDA26853  Calliandra eriophylla T. C. Fuller 1966-3-17 14475 Imperial In tableland west of Picacho Wash, 8 miles northwest of Winterhaven. 0 Comment
  GMDRC9401  Calliandra eriophylla J. M. Andre 2017-3-4 37244 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
  RSA124333  Calliandra eriophylla E. K. Balls, Percy C. Everett 1958-3-20 22923 Imperial 3.5 miles N of Ogilby on road to Blythe 152 Comment
  RSA86981  Calliandra eriophylla F. W. Peirson 1935-4-16 s.n. Imperial North of Ogilby Comment
  UCR237624  Calliandra eriophylla Amber Swanson, Duncan S. Bell 2011-3-7 181 Imperial Sonoran (Colorado) Desert, off Imperial Gables Road c. 1.3 mi east of Hwy 78 370 Comment
  UCR267908  Calliandra eriophylla Jim Andre 2013-3-4 23834 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
  SEINET3379037  Callistemon citrinus Stephanie Anderson 2009-1 81 Imperial Imperial Valley, El Centro vicinity, in fields off La Bruchiere Highway, ca. 2 miles N of Mexicali. -2 Comment
  SBBG66307  Calycoseris wrightii E. Rockwell, M. N. Ackley -May-1927 162 Imperial Mammoth Wash Comment
  SD173237  Calycoseris wrightii Larry Hendrickson, L. Louise Jee 2005-4-27 2124 Imperial Grave Wash, approx. 3.0 air miles west of hwy. 86 and 2.5 air miles north of hwy. S-22 (Borrego-Salton Seaway). 36 Comment
  UCD83492  Calycoseris wrightii Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5832 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
  UCR165464  Calycoseris wrightii John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 15 and 16, c. 2 miles NE of Frink and c. 10 miles east of Bertram 23 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
  UCR3312  Calycoseris wrightii Scott Fowler 1964-3-23 640323- 8 Imperial Sonoran (Colorado) Desert, Salton City, along Hwy 99 [=Hwy 86] -30 Comment
  RSA465950  Camissonia boothii subsp. condensata N. C. Cooper 1949-3-17 3080 Imperial Coyote Wells. 152 Comment
  RSA48320  Camissonia boothii subsp. condensata E. K. Balls 1949-4-4 12954 Imperial Colorado Desert. Dry gravel spots raised above heavy clay washes near Frink about 16 miles northwest of Niland on Highway 111. -61 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
  UCR151737  Camissonia boothii subsp. condensata LeRoy Gross, V. Arvizu, Sarah De Groot, Lisa Rojas, T. Thibault 2004-5-13 1315 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains (Chocolate Mountains Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  HSC16414  Camissonia brevipes C. L. Hitchcock, C. V. Muhlick 1964-3-22 23242 Imperial 1 mi. N of Chuckwalla Spring, Chuckwalla Mts. Comment
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Mar 10 2013
  UCR17839  Camissonia brevipes A. C. Sanders 1976-3-25 443 Imperial Sonoran (Colorado) Desert, Frink Springs area, east side of the Salton Sea 0 Comment
  RSA135617  Camissonia brevipes subsp. arizonica Peter H. Raven 1958-3-1 11744 Imperial Palo Verde Mountains, 8.3 miles south of Palo Verde. Comment
  RSA0013101  Camissonia californica Duncan S. Bell, Kim Clark, Megan Ferguson, Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4559 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA466222  Camissonia californica N. C. Cooper 1949-3-17 3102 Imperial Colorado Desert, Coyote Wells. 305 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
  UCR99819  Camissonia californica Jon P. Rebman, Melanie Howe 1997-4-5 3895 Imperial Sonoran Desert, Jacumba Natural Area: east of Jacumba: Inkopah Mtns: region near Valley of the Moon 900 Comment
  RSA776571  Camissonia californica Amber Swanson, Duncan S. Bell 2011-2-24 160 Imperial Fossil Canyon, up Shell Cyn to base of Coyote Mtns N of Ocotillo, east of dump 135 Comment
  POM113675  Camissonia cardiophylla M. French Gilman 1926-11 s.n. Imperial Split Mt. Canyon, Vallecito Mts. Comment
  RSA124325  Camissonia cardiophylla E. K. Balls, P. C. Everett 1958-3-20 22918 Imperial Ogilby. 107 Comment
  SEINET8003858  Camissonia cardiophylla subsp. cardiophylla Jon P. Rebman 2000-4-19 6539 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea Comment
  UCR148719  Camissonia cardiophylla subsp. cardiophylla Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6539 Imperial W Colorado Desert, NW of El Centro, E side of Fish Creek Mtns and west of Salton Sea Comment
  UCR226817  Camissonia claviformis Jim Andre, Glenn L. Clifton 2011-2-20 15840 Imperial Sonora (Colorado) Desert, Borrego Desert, along Hwy I-8 at lower In-Ko-Pah Gorge, 4.5 mi west of Ocotillo at Imperial Hwy 330 Comment
  POM184098  Camissonia claviformis subsp. aurantiaca P. A. Munz, C. L. Hitchcock 1932-4-5 12137 Imperial 2 miles north of Cargo Muchacho Mts. Comment
  RSA124289  Camissonia claviformis subsp. aurantiaca E. K. Balls, P. C. Everett 1956-3-20 22888 Imperial Dry sandy flats; 0.5 mi. n. of U.S. Hwy. 80, road to Blythe. 61 Comment
  RSA135295  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1959-3-1 11738 Imperial Sandy wash 3.4 miles south of Palo Verde. Comment
  RSA176294  Camissonia claviformis subsp. aurantiaca Robert F. Thorne, R. Rutherford 1964-4-10 33591 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  RSA278757  Camissonia claviformis subsp. aurantiaca Bonnie M. Rich 1979-4-3 79037 Imperial On the east side of the East Highland [Highline] Canal. 7 miles North east of Niland. Comment
  RSA336147  Camissonia claviformis subsp. claviformis Robert F. Thorne 1978-4-19 52125 Imperial W. of Chocolate Mountains: ca. 1 mile E of Coachella Canal and W of Melson Well. Comment
  RSA620646  Camissonia claviformis subsp. claviformis B. Pitzer 1998-2-2 3498 Imperial Colorado Desert: extension of Sidewinder Rd. S & W of Pilot Knob RV park/campground, ca. 1 mi. (air) SW of Pilot Knob, on & adjacent to N berm of All-America Canal, ca. 3.2 rd mi. past the RV park. 91 Comment
  RSA135511  Camissonia claviformis subsp. peirsonii Peter H. Raven 1958-1-26 11511 Imperial 5.2 miles west of Seeley, Yuha Desert. Comment
  RSA448953  Camissonia claviformis subsp. peirsonii N. C. Cooper 1949-3-17 3075 Imperial Seeley -13 Comment
  RSA550046  Camissonia claviformis subsp. peirsonii Walter Wisura, J. Dolan, M. Wall 1992-3-25 4661 Imperial Hwy 86, turnoff to Salton Sea Test Base. Comment
  UCR150432  Camissonia claviformis subsp. peirsonii A. C. Sanders, P. J. MacKay, Tim Thomas, E. J. Lawlor, et al. 2005-1-17 29070 Imperial Sonoran (Colorado) Desert, Salton Basin, east side of Hwy 86 c. midway between Kane Spring and San Felipe Creek -55 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
  SEINET8003894  Camissonia pallida subsp. pallida Jon P. Rebman 2001-4-13 7231 Imperial In-Ko-Pah Mountains, Jacumba Natural area, along road ascending to Valley of the Moon 1200 Comment
  RSA75685  Camissonia refracta F. W. Peirson 1932-3-22 9807 Imperial Midway Well. 152 Comment
  RSA681361  Camissonia refracta Scott D. White, Michael Honer 2003-3-28 8885 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
  SD158941  Camissoniopsis pallida subsp. pallida Jon P. Rebman 2001-3-14 7126 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  SDSU11058  Castela emoryi Michael G. Simpson, Linda Foster 1990-1-24 24 I90A Imperial Crucifixion Thorns Imperial County Restoration Area. Near Hwy 98 at junction with Coyote 2 Road, 7.5 miles SE of junction of Highways S2 and 98. 122 Comment
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Jun 26 2014
  SDSU12565  Castela emoryi Darren H. Burton, Robert Macaller 1996-4-18 18 IV96A Imperial Growing just outside the fence that encloses the Crucifixion Thorn Natural Area, along Hwy 98. Comment
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Oct 13 2011
  SEINET5586599  Castela emoryi J. M. Andre 2013-1 23966 Imperial Yuha Desert, along Hwy 98 approx. 7 mi. SE of Ocotillo, just outside crucifixion thorn natural area. 108 Comment
  SD152150  Castilleja foliolosa Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6569 Imperial In-Ko-Pah Mountains, Jacumba Wilderness Area. (IPB 10/07) Comment
  CAS-BOT-BC40523  Caulanthus lasiophyllus Annie M. Alexander; Louise Kellogg 1941-3-4 1893 Imperial Colorado Desert. 5 miles north of Ogilby. 140 Comment
  SBBG125915  Ceanothus vestitus D. S. Bell with K. Clark, M. Graves, B. Kells, N. Martinez, K. Morse, T. Persons 2012-11-18 4431 Imperial Jacumba Mtn, at the NW base of Blue Angel Peak, approximately 0.25 air mi N of US/Mexico border 1309 Comment
  UCD57793  Cenchrus biflorus C. Reeder 1944-5-23 41 Imperial U. S. Yuma Field Station, Bard, Grass Nursery A-14. Comment
  CDA19760  Cenchrus echinatus R. Powell, E. Lopez 2001-11-6 PDR P 074724 Imperial Southern California; Imperial National Wildlife Refuge. 0 Comment
  UCD57795  Cenchrus echinatus T. C. Fuller 1962-10-17 9789 Imperial 0.9 mi. northeast of Bard, road to Laguna Dam. Comment
  CDA1870  Cenchrus echinatus Henson 1940-6-29 Imperial 0 Comment
  POM199344  Cenchrus echinatus Donald A. Johansen, Joseph A. Ewan 1932-4-13 7119 Imperial Laguna Dam on the Colorado River. Comment
  SBBG59130  Cenchrus incertus R. Hoffmann 1928-10-21 Imperial El Centro Comment
  SD139727  Cenchrus spinifex Jon P. Rebman, Maggie Loy 1996-10-26 3724 Imperial South of Seeley, east of Fig Lagoon, along the New River. 20 Comment
  CAS-BOT-BC277058  Centaurea melitensis E. A. McGregor 1917-5-10 856 Imperial Colorado Desert. El Centro Comment
  CDA13487  Ceratophyllum demersum D. Quimayousie 1997-10-15 s.n. Imperial Colorado River at Walter's Camp Campground. 15 m. S of Palo Verde, E of Hwy 78. 0 Comment
  CDA19775  Ceratophyllum demersum R. Jacobs 2001-9-7 PDR P 074800 Imperial Sonoran Desert; Colorado River in the vicinity of Bard. 0 Comment
  POM275694  Cercidium floridum Lyman Benson 1933-3-31 4188 Imperial Salton Sea, Imperial co. line. Comment
  RSA615281  Cercidium floridum J. P. Rebman, Maggie Loy 3772 Imperial North of Glamis: Algodones Dunes. 60 Comment
  RSA602396  Cercidium floridum subsp. floridum L. C. Wheeler 1955-6-15 7156 Imperial 3 miles SSW of Palo Verde. Comment
  SEINET5584437  Chaenactis 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 Comment
  SD242683  Chaenactis carphoclinia 1998-2-19 Imperial Jackson Gulch Comment
  UCR167068  Chaenactis carphoclinia John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 10 and 11, c. 4.5 miles N of Niland 30 Comment
  UCR241625  Chaenactis carphoclinia A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40651 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, south of the old Blythe-Niland Road and of the Bradshaw Trail, c. 3.5 km west of Raineys Well 579 Comment
  HSC85334  Chaenactis carphoclinia var. carphoclinia Steve Boyd 1986-2-6 1211 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  RSA0093965  Chaenactis carphoclinia var. carphoclinia Jim M. Andre 2015-3-3 31278 Imperial Eastern base of Jacumba Mountains, 1.3 mi. south of Hwy 98, approx. 2 mi. south of Ocotillo. Volcanic gravelly hills at margin of sandy wash at wilderness boundary. 246 Comment
  RSA124244  Chaenactis carphoclinia var. carphoclinia E. K. Balls, Percy C. Everett 1958-3-20 22930 Imperial 15 miles NW from Ogilby on road to Blythe, Creosote Bush Scrub Plant community 259 Comment
  RSA176337  Chaenactis carphoclinia var. carphoclinia R. F. Thorne, Robert L. Rutherford 1964-4-10 33588 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  RSA176338  Chaenactis carphoclinia var. carphoclinia R. F. Thorne, Robert L. Rutherford 1964-4-10 33548 Imperial Araz Wash, between Pasadena and Stud Mts, Cargo Muchacho Mts. 305 Comment
  RSA48424  Chaenactis carphoclinia var. carphoclinia E. K. Balls 1949-4-2 12909 Imperial Dominant on stony soil, gravel and sand and open slopes between Pope and Frink. -30 Comment
  RSA696089  Chaenactis carphoclinia var. carphoclinia LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1292 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  UCD83489  Chaenactis carphoclinia var. carphoclinia Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5830 a Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  UCR120529  Chaenactis carphoclinia var. carphoclinia George K. Helmkamp, E. A. Helmkamp 2001-3-17 6294 Imperial Sonoran (Colorado) Desert, Ogilby Rd., 15.4 miles south of Calif. Hwy 78 168 Comment
  UCR3461  Chaenactis carphoclinia var. carphoclinia Tom Painter 1964-4-11 41164- 15 Imperial Sonoran (Colorado) Desert, 21 miles east of Brawley [Algodones Dunes, along Hwy 78], c. 5 miles west of Glamis 61 Comment
  SD191786  Chaenactis carphoclinia var. peirsonii Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14383 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
  SD16585  Chaenactis fremontii Allen Keller 1937-3-13 Imperial Mountain Springs. Comment
  UC1787740  Chaenactis fremontii Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7238 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
  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
  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
  SBBG81674  Chaenactis stevioides S. A. Junak 1983-3-23 1649 Imperial Hwy 86 at Riverside-Imperial County line, W of Salton Sea Comment
  SD128739  Chaenactis stevioides Darley F. Howe 1980-4-14 Imperial 19 miles east of Brawley on Highway 78 near sand dunes. Comment
  SD242685  Chaenactis stevioides 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  SD49306  Chaenactis stevioides Reid Moran 1958-3-5 6522 Imperial Pinto Wash. 74 Comment
  SD96005  Chaenactis stevioides Grady L. Webster, S. Lynch 1973-3-18 7578 Imperial 2.3 miles north of Ocotillo. 149 Comment
  UC1353396  Chaenactis stevioides C. L. Hitchcock 1968-3-12 25451 Imperial 5 mi nw of Coyote Wells Comment
  UCR226818  Chaenactis stevioides Jim Andre, Glenn L. Clifton 2011-2-20 15841 Imperial Sonora (Colorado) Desert, Borrego Desert, along Hwy I-8 at lower In-Ko-Pah Gorge, 4.5 mi west of Ocotillo at Imperial Hwy 330 Comment
  UCR227959  Chaenactis stevioides Jon P. Rebman, Guy L. Fleming, Victoria Marshall, Annette Winner 2009-3-23 16590 Imperial Sonora (Colorado) Desert, Freeman Preoperties (Truckhaven) west of the Salton Sea, northwest of Salton City, west of Hwy 86, section 9 (SP 9), north fork of Big Wash, Site ENCHYB 17 Comment
  UCR279113  Chaenactis stevioides A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-8 42749 Imperial Sonoran (Colorado) Desert, mouth of Ninemile Canyon just above Hwy 78, Chocolate Mountains 314 Comment
  RSA93813  Chaenactis stevioides var. stevioides F. W. Peirson 1935-4-16 11467 Imperial Midway Well eastern Colorado Desert Comment
  RSA790811  Chamaesyce abramsiana Michelle Cloud-Hughes, Marc Baker, Kyle Christie 2012-9-7 0 -42 Imperial Mule Mountains, 23km SW of Blythe, south side of Bradshaw Trail, 8km (by road) west of Hwy 78. 277 Comment
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Feb 23 2013
  POM86155  Chamaesyce albomarginata Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA0103050  Chamaesyce melanadenia Jim M. Andre 2015-3-3 31391 Imperial Jacumba Mountains; 0.2 mi. south of Interstate 8 (at In-ko-pah exit), just east of San Diego Co. line. 963 Comment
  RSA765406  Chamaesyce melanadenia J. Andre, T. La Doux 2010-3-1 12522 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
  RSA792449  Chamaesyce melanadenia Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4406 Imperial Jacumba Mountains; within the Jacumba Mountain Wilderness, approximately 3.25 air miles northeast of Mountain Spring or approximately 1.25 air miles north of Myer Valley. 418 Comment
  UC495168  Chamaesyce melanadenia P. A. Munz 1931-3-14 11950 Imperial Mountain Springs Grade 762 Comment
  SEINET7996417  Chamaesyce melanadenia Jon P. Rebman 1997-3-6 3812 Imperial Jacumba Natural area, Canon del Carrizo 250 Comment
  CDA35245  Chamaesyce micromera T. C. Fuller 1958-9-25 2206 Imperial 3.5 miles north of Niland. 0 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
  POM182332  Chamaesyce pediculifera P. A. Munz, C. L. Hitchcock 1932-4-6 12155 Imperial 20 miles NE of Ogilby. Comment
  CDA35264  Chamaesyce polycarpa J. Chesi 1988-11-17 s.n. Imperial Winterhaven Border Station. 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
  HSC80367  Chamaesyce polycarpa R. F. Thorne 1977-11-26 50908 Imperial N of Pilot Knob near junction of Sidewinder Rd. and Hwy. 18, E of Pilot Knob campground 67 Comment
  RSA302351  Chamaesyce polycarpa R. F. Thorne 1977-11-26 50919 Imperial Near jct. of Hwy I-8 and Obilby [Ogilby] Rd., just E of Algodones Dunes. Comment
  RSA698711  Chamaesyce polycarpa LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1241 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  UC527485  Chamaesyce polycarpa C. B. Wolf 1931-5-29 2177 Imperial wash at n base Signal Mtn; Colorado Desert 30 Comment
  POM122544  Chamaesyce polycarpa var. hirtella Marcus E. Jones 1924-2-28 s.n. Imperial Imperial Valley Comment
  RSA302491  Chamaesyce setiloba R. F. Thorne 1977-11-25 50883 Imperial 15 miles N of Yuma along Picacho Rd. (perhaps Senator wash).15 miles N of Yuma along Picacho Rd. (perhaps Senator wash). 61 Comment
  RSA600252  Chamaesyce setiloba L. C. Wheeler 1954-11-27 7119 Imperial 6 mi. south of Palo Verde, 2 miles north of John's Boat Landing. Comment
  UCR262920  Chamaesyce setiloba Sarah J. De Groot, Cheryl Sevilla 2014-10-8 7340 Imperial along Milpitas Wash Road EC 704 at junction with Palo Verde Road, c. 1 road mile west of Hwy 78, east of power line, south end of Palo Verde Mountains, c. 3.3 mi south-southwest of Palo Verde Peak, just north of Milpitas Wash. About 10.9 mi south-southwest of the town of Palo Verde 145 Comment
  HSC1047  Cheilanthes parryi C. L. Hitchcock, C. V. Muhlick 1964-3-20 23190 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  CAS-BOT-BC70358  Cheilanthes viscida Brandegee s.n. Imperial Col. Desert Comment
  UC484094  Cheilanthes viscida C. B. Wolf 1931-3-14 Imperial base of Mountain Springs Grade 182 Comment
  CAS-BOT-BC178654  Chenopodiaceae B. Trowbridge 1979-4-15 6090 Imperial Base of Red Hill, Salton Sea northwest of Calipatia Comment
  CAS-BOT-BC426313  Chenopodium album E. A. McGregor 1917-3-5 2032 Imperial Colorado Desert: Westmoreland Comment
  SD139622  Chenopodium album Jon P. Rebman, Maggie Loy 1996-10-27 3759 Imperial South of Palo Verde, Palo Verde Valley area, along agricultural fields just west of the Colorado River. (IPB 10/07) 4 Comment
  UCR212931  Chenopodium album A. C. Sanders 2010-2-20 37308 Imperial Sonoran (Colorado) Desert; Colorado River Valley, Bard Valley, Ross Rd. at drainage ditch crossing, west of Bard between Ross Corner and Picacho Rd. 40 Comment
  UCD83537  Chenopodium murale Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5881 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 4.6 mi N of Hwy 78, along Kipf Rd. W side of road. 89 Comment
  UCD98319  Chenopodium murale Malcolm A. Nobs; S. Galen Smith 1948-9-5 538 Imperial Imperial Valley, Delta of Alamo River, south end of Salton Sea. Comment
  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
  UCR163972  Chenopodium murale B. G. Pitzer 1998-2-2 3505 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
  CAS-BOT-BC231765  Chilopsis linearis H. E. McMinn 1925-6-29 1464 Imperial 16 miles west of Yuma, Ariz., on border of Sand Hills, Col. Desert Comment
  HSC82768  Chilopsis linearis Christopher Davidson, A. P. Romspert, H. Surprenant 1979-4-28 7747 Imperial Ogilby Rd., Algodones Dunes, dirt track continuation of Ogilby Rd. toward All American Canal, ca. 1/8 mi. from the canal. 41 Comment
  UCR26794  Chilopsis linearis L. F. LaPre, D. Hogan 1982-5-19 s.n. Imperial Sonoran (Colorado) Desert, Algodones Dunes, 1.5 mi west of the junction of Interstate Hwy 8 with Ogilby Road. From the route of SD6 and E interconnection transmission line Comment
  CDA42008  Chilopsis linearis subsp. arcuata G. D. Barbe 1972-5-1 927 Imperial East of Glamis, beside State Route 78. 0 Comment
  POM195052  Chilopsis linearis subsp. arcuata Roxana S. Ferris 1928-4-22 7183 Imperial 5 miles south of Midway Well on the Glamis Road. 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
  CAS-BOT-BC166233  Chloracantha spinosa C. B. Wolf 1931-5-28 2174 Imperial 5 miles east of El Centro on the road to Holtville Comment
  RSA487820  Chloracantha spinosa A. C. Sanders 1988-11-6 8742 Imperial Imperial Valley between Brawley & Westmoreland, Highway 86 at junction with Kalin Road and Tamarack Canal Crossing, 1.6 miles NW of New River crossing at Brawley. -34 Comment
  SD21502  Chloracantha spinosa var. spinosa Frank F. Gander 1938-5-21 5745 Imperial Brawley Comment
  UC1192087  Chloracantha spinosa var. spinosa Malcolm A. Nobs and S. Galen Smith 1948-9-3 516 Imperial 4 mi s of Calipatria (Imperial State Game Refuge) Comment
  UC455786  Chloracantha spinosa var. spinosa J. E. Roadhouse 1906-11-15 801 Imperial Holtville; Imperial Valley Comment
  UC70941  Chloris virgata E. E. Schellenger 1905-12-1 2 Imperial along Colorado River (Colorado Desert); , along Colorado River Comment
  CDA22499  Chorizanthe brevicornu Gillian Watson 2008-3-2 CA 3 Imperial 1 mile W of Ocotillo, 1 mile N of Hwy 8 0 Comment
  UCR269863  Chorizanthe brevicornu A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42232 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-BC179024  Chorizanthe brevicornu var. brevicornu Reid Moran 1958-3-5 6525 Imperial Pinto Wash 75 Comment
  CAS-BOT-BC179026  Chorizanthe brevicornu var. brevicornu Ira L. Wiggins 1941-3-25 9616 Imperial Desert bajada 8.7 miles NE of Niland, on road to Beal Well and Blythe Comment
  RSA191726  Chorizanthe brevicornu var. brevicornu Robert F. Thorne, R. Rutherford 1964-4-10 33592 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  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
  JEPS96878  Chorizanthe corrugata Dean W. Taylor 1998-5-12 16392 Imperial Tarantula Wash, ca. 2.5 miles down the wash south of Highway 78, and ca. 8 miles E of Highway 86 -15 Comment
  SD200163  Chorizanthe corrugata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16366 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
  SD200165  Chorizanthe corrugata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16472 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas 99 Comment
  SD200490  Chorizanthe corrugata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16752 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
  SD211434  Chorizanthe corrugata Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18865 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
  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
  SBBG62184  Chorizanthe fimbriata L. Rowntree 1930-5-3 Imperial E side of Mtn Springs Grade Comment
  JEPS57730  Chorizanthe rigida Dr. L. M. Newlon 1922-4-1 397 Imperial 3 mi w Coyote Wells; Colorado Desert, w of Coyote Wells Comment
  SBBG1424  Chorizanthe rigida R. Moran 1958-3-5 6524 Imperial Pinto Wash 75 Comment
  SD200170  Chorizanthe rigida Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16140 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
  SDSU4930  Chorizanthe rigida D. F. Howe 1949-3-10 1955 Imperial Andrade. Comment
  UC1287090  Chorizanthe rigida C. L. Hitchcock 1966-3-18 24269 Imperial 6 mi w Plaster City (w Imperial County); w of Plaster City Comment
  UCD99890  Chorizanthe rigida D. W. Ragsdale 1958-3-1 4 a Imperial on U.S. Highway 80 ca. 5 miles west of California inspection station. 7 Comment
  UCR41824  Chorizanthe rigida A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6257 Imperial Sonoran (Colorado) Desert, Coyote Mtns., 2.15 miles north of Hwy S-2 on dirt road 1.1 miles SE of San Diego Co. line 306 Comment
  CAS-BOT-BC160381  Chylismia arenaria Peter H. Raven 1958-3-1 11743 Imperial Palo Verde Mountains 10.5 miles south of Palo Verde Comment
  JEPS23454  Chylismia arenaria I. T. Weeks 1927-1 Imperial Beal Well, Colorado Desert (ne of Niland) 152 Comment
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Sep 24 2017
  UCR265882  Chylismia arenaria Mitch Provance 2008-3-15 10098 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  CDA37529  Chylismia brevipes H. L. Wilson 1958-2-18 Ent 495 Imperial Signal Mountain [Mount Signal], southwest of El Centro. 0 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
  UCD103719  Chylismia brevipes S. P. Lynch 1974-3-11 362 Imperial On Highway 195, ca. 5 miles S of Highway 10. 335 Comment
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Sep 12 2016
  UCR100951  Chylismia brevipes B. G. Pitzer 1998-2-1 3453 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
  UCR279436  Chylismia brevipes A. C. Sanders, Jim Malusa 2017-3-26 43065 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
  SD125146  Chylismia brevipes subsp. arizonica Steven P. McLaughlin, Janice E. Bowers 1985-3-5 2885 Imperial 5.1 miles south of Wiley Well. (IPB 10/07) 213 Comment
  SD143810  Chylismia brevipes subsp. arizonica G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2940 Imperial Colorado Desert, Imperial Dam area, along Ferguson Road, 1.5 miles north of Highway S-24. 91 Comment
  SD242885  Chylismia brevipes subsp. arizonica Gary Diridoni 1998-2-22 Imperial Indian Pass & Gavilan Wash Comment
  UCR267896  Chylismia brevipes subsp. brevipes Jim Andre 2013-3-4 23851 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, along Hwy 78, east side of range at Three Slashes Road, c. 20 miles 94 Comment
  UCR279079  Chylismia brevipes subsp. brevipes A. C. Sanders, Jim Malusa 2017-3-10 42784 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash near Hayden Well 284 Comment
  SD190662  Chylismia cardiophylla subsp. cardiophylla Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3215 Imperial Picacho State Recreation Area, Bear Canyon Wash, ~ 1.5 SW of Colorado River. 114 Comment
  UC1080352  Chylismia cardiophylla subsp. cardiophylla E. K. Balls and P. C. Everett 1958-3-20 22918 Imperial Ogilby 106 Comment
  UC1184331  Chylismia cardiophylla subsp. cardiophylla Peter H. Raven 1958-5-6 12912 Imperial 4.9 mi nw Mountain Springs; In-Ko-Pah Gorge 365 Comment
  UC54917  Chylismia cardiophylla subsp. cardiophylla Jos. Burtt Davy 1902-3-29 8003 Imperial Calexico Comment
  UCR266549  Chylismia claviformis A. C. Sanders, Jim Malusa 2016-1-24 41990 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
  UCSB69241  Chylismia claviformis UCSB Botanical Society 1979-3-3 Imperial near campground; 2 miles east of S2 on Shell Canyon Road Comment
  RSA0015916  Chylismia claviformis subsp. aurantiaca Jim Andre 2013-3-3 23986 Imperial Along Frontage Rd. at RR tracks, just N of I-8, just west of Winterhaven, approx. 3 miles NW of Yuma, AZ. 40 Comment
  UCSB26075  Chylismia claviformis subsp. aurantiaca Dickson, Florence 1941-3-8 Imperial 16 mi W of Yuma, Arizona 121 Comment
  UC1183580  Chylismia claviformis subsp. lancifolia W. M. Klein 1958-2-12 51 Imperial 20.2 mi s Riverside-Imperial Co. line (on US 99 to Brawley) Comment
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Mar 26 2011
  CAS-BOT-BC160720  Chylismia claviformis subsp. peirsonii Peter H. Raven 1958-1-27 11513 Imperial 4.8 miles north of Kane Springs, west side of Salton Sea Comment
  CAS-BOT-BC160734  Chylismia claviformis subsp. peirsonii Ira L. Wiggins; Dorothy B. Wiggins 1966-2-22 20465 Imperial Desert 1/4 mi. S. of entrance to U. S. Navy Salton Sea base, along Highway 86 Comment
  CDA37646  Chylismia claviformis subsp. peirsonii T. C. Fuller 1966-3-17 14466 Imperial Just above All American Canal, Picacho Road, 5 miles north of Winterhaven. 0 Comment
  CDA37648  Chylismia claviformis subsp. peirsonii T. C. Fuller 1962-4-4 8044 Imperial 0.2 mile south of Highway 98, 11 miles west of Calexico. 0 Comment
  CDA37650  Chylismia claviformis subsp. peirsonii J. B. Steinweden 1958-1-13 Imperial Signal Mtn. 0 Comment
  SD143807  Chylismia claviformis subsp. peirsonii G. K. Helmkamp, E. Helmkamp 1998-1-24 2601 Imperial 4.2 miles north of Winterhaven on Picacho Rd. where the road crosses the canal. 91 Comment
  SD173095  Chylismia claviformis subsp. peirsonii Larry Hendrickson, L. Louise Jee 2005-4-27 2116 Imperial Grave Wash, approx. 3.0 air miles west of hwy. 86 and 2.5 air miles north of hwy. S-22 (Borrego-Salton Seaway). 36 Comment
  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
  SD83112  Chylismia claviformis subsp. peirsonii Helen V. Witham 1972-12-12 1774 Imperial 4.0 miles east of Ocotillo. 149 Comment
  UC1183646  Chylismia claviformis subsp. peirsonii Peter H. Raven 1958-1-27 11514 Imperial 2.4 mi n Truckhaven (w side of sea, (38 mi s of Mecca-type locality for Oe. claviformis var. peirsonii Munz)); Salton Sea Comment
  UC1929786  Chylismia claviformis subsp. peirsonii Michael Denslow, Tim Thibault, Sep 2004-2-20 1914 Imperial Colorado Desert; Western Colorado Desert region: Borrego Badlands, between Salton City & Borrego Springs. Roadside of S22 the Borrego Salton Seaway. Comment
  UC873932  Chylismia claviformis subsp. peirsonii Lewis S. Rose 1938-2-4 38055 Imperial Coyote Wells 76 Comment
  UCD103968  Chylismia claviformis subsp. peirsonii G. L. Webster; S. Lynch 1973-3-18 7574 Imperial 2.3 miles N of Ocotillo. 152 Comment
  JEPS29272  Chylismia claviformis subsp. yumae Rimo Bacigalupi, L. Heckard, and P. Hutchinson 1962-3-19 8299 Imperial 14.6 mi w Glamis (on edge of sandhills along rd from Brawley to Glamis) Comment
  UC1184351  Chylismia claviformis subsp. yumae Peter H. Raven 1958-1-25 11492 Imperial 7.6 mi e Holtville Comment
  CAS-BOT-BC438653  Cistanthe ambigua Robert I. Gilbreath 1974-4-1 0048 Imperial Borrego Desert 15 Comment
  CAS-BOT-BC438677  Cistanthe ambigua LeRoy Abrams 1903-3-26 3146 Imperial Old Beach, Colorado Desert Comment
  OBI38393  Cistanthe ambigua Unknown 1986-3-9 6220 Imperial Yuha Desert, 0.7 mi N of S-80 on Painted Gorge Rd, 4 mi (airline) NE of Ocotillo, S of Coyote Wash 76 Comment
  RSA124269  Cistanthe ambigua E. K. Balls, Percy C. Everett 1958-3-19 22885 Imperial 4 miles west of Mt. Signal, State Hwy. 98. 0 Comment
  RSA466521  Cistanthe ambigua Martha Hilend 1928-3-23 112 Imperial Wash N of Palm Wash, SW of Fish Springs. [just W of Salton Sea] Comment
  RSA53987  Cistanthe ambigua D. F. Howe 1949-3-19 s.n. Imperial Andrade. Comment
  SD115551  Cistanthe ambigua Duffie Clemons, Erik Jonsson 1983-3-26 424 Imperial On sandy-clay slope at edge of wash, Painted Gorge. (IPB 10/07) 167 Comment
  RSA0121664  Citrullus vulgaris Edwin Kline 1920-10-2 s.n. Imperial Imperial County. Comment
  SD155761  Claytonia parviflora subsp. viridis Jon P. Rebman 2001-3-16 7205 Imperial Jacumba Natural Area, In-Ko-Pah Mountains, near Smuggler's Cove. (IPB 10/07) 1046 Comment
  UC83290  Cleomella obtusifolia T. S. Brandegee Apr 1905 Imperial near Cariso Mt.; Colorado Desert Comment
  RSA682675  Coldenia palmeri Scott D. White, Michael Honer 2003-5-3 9183 Imperial Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mtns; south of the operating US Gypsum quarries. 152 Comment
  CSUSB736  Coldenia plicata W. W. Mayhew 1958-12-19 S. N. Imperial 5 miles west of Glamis Comment
  RSA0065501  Coldenia plicata C. J. Humphrey 1936-5-28 380 Imperial [Unspecified] Comment
  RSA792709  Condalia globosa var. pubescens Duncan S. Bell, Carl Arentz, Danny Bryant, Kim Clark, Chris Clarke, Bob Ellis, Jackson Lam, Andrew Liang 2012-3-30 3300 Imperial Chocolate Mountains: southeastern section of range, at the northwest foot of Buzzards Peak,approximately 2.25 air miles north of the junction of Highway 78 and Black Mountain Road. 308 Comment
  SD120939  Condalia globosa var. pubescens Duffie Clemons, Erik Jonsson 1987-4-12 1666 Imperial In granitic sands along Gavilan Wash, Indian Pass ACEC. (IPB 10/07) 280 Comment
  SD144566  Condalia globosa var. pubescens Suzanne Bell 1998-3-1 307 Imperial Sandy wash west of Ferguson Lake Road Comment
  SD250693  Condalia globosa var. pubescens Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28799 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
  SJSU6051  Condalia globosa var. pubescens R. C. McGehee 1972-3-30 386 .5 Imperial near Gavilan Wash NW of Picacho Peak Comment
  UCR260244  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2015-3-8 41348 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
  UCR269519  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2016-3-8 42145 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, near E.O.D. Camp Burt, eastern edge of Chocolate Mtns. Aerial Gunnery Range, wash crossing Skyline Dr., 0.45 km north of Dietz Rd. 320 Comment
  UCR269636  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2016-3-7 42140 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  UCR281936  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2017-9-22 43372 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, just outside of Chocolate Mtns. Aerial Gunnery Range, at old house site south of Surveyors Pass Rd. 581 Comment
  UCD126192  Convolvulus arvensis T. C. Fuller 1962-10-17 9785 Imperial Benson prop., Haven Lane, west of Highway 99, 0.5 mile south of Brawley. Comment
  POM158027  Conyza coulteri L. R. Abrams 1904-06 4094 Imperial Near Calexico, Imperial Valley. Comment
  CDA34396  Coronopus squamatus J. C. Hitchcock 1987-4-14 Imperial Imperial Valley, Canal-Date 49. 0 Comment
  CDA3693  Coronopus squamatus G. D. Barbe 1983-4-13 4054 Imperial Ash 211, W of Holtville, 1 mi N of county road S80 on Meloland Road. 0 Comment
  UCR31812  Coronopus squamatus G. D. Barbe 1983-4-13 4054 Imperial Sonoran (Colorado) Desert, Ash 211, west of Holtville, 1 mi north of county road S80 on Meloland Road. Comment
  HSC8631  Croton californicus C. L. Hitchcock 1966-3-19 24279 Imperial 10 mi. W of El Centro Comment
  RSA0021316  Croton californicus Duncan S. Bell, Amanda Bell 2011-1-29 2013 Imperial Superstition Mountains; southeast section of range, about 12 miles south of the Salton Sea. 127 Comment
  SBBG35041  Croton californicus T. L. Secrest 1948-4-8 Imperial W of Yuma Comment
  SEINET3243028  Croton californicus Jon Rebman, Joan Dowd & Veronica Gallego 2000-1 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
  UCR59792  Croton californicus B. G. Pitzer, G. R. Ballmer 1989-10-6 1463 Imperial Sonoran (Colorado) Desert, Yuha Desert; Coyote Wash, c. 0.5 mi east of Painted Gorge Road. 107 Comment
  RSA776108  Croton californicus Amber Swanson 2011-3-9 195 Imperial Algodone dunes wilderness area. 84 Comment
Read comments
Aug 25 2012
  SEINET3107108  Croton californicus var. californicus Sears 1978-4-10 1095 Imperial 7 mi NW of US 80, 8 miles NW of Winterhaven. Picacho Road just across All American Canal in Picacho Wash. 55 Comment
  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
  HSC25128  Croton wigginsii R. W. Spjut 1972-2-16 2195 Imperial Colorado Desert, W of Yuma. Comment
  RSA336089  Croton wigginsii R. F. Thorne 1978-5-30 52163 Imperial Algodones Dunes: N end of Dunes, ca. 2 miles SSE of Regina. 61 Comment
Read comments
Oct 3 2011
  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
  SFV4258A  Croton wigginsii D. S. Verity, J. Turner, F. M. Ball 1964-2-15 s. n. Imperial About 29.5 miles east of Holtville on main highway to Yuma. Sand dunes between highway and very old plank road. Comment
  UC1736125  Croton wigginsii Dean W. Taylor 1996-10-24 15903 Imperial Algodones Dunes; ca 20 miles E of Brawley on Highway 78; ca. 1 mile north of BLM area visitor station Comment
  UC495106  Croton wigginsii Philip A. Munz and C. L. Hitchcock 1932-4-5 12130 Imperial in dunes e Holtville Comment
  UC604963  Croton wigginsii Roxana S. Ferris and Ruth P. Rossbach 1938-5-17 9585 Imperial 1 mi e Gray's Well (on US Hwy 80); Algodones Sand Hills Comment
  UCR33609  Croton wigginsii Sears 1977-10-13 S 591 Imperial Sonoran (Colorado) Desert, Park Imperial sand dunes 122 Comment
  CDA40490  Cryptantha angustifolia T. C. Fuller 1962-4-4 8047 Imperial 0.7 mile south of Highway 98, 11.5 miles west of Calexico. 0 Comment
  HSC67072  Cryptantha angustifolia Richard Spjut 1980-5-1 6158 Imperial Between Calexico and San Diego near the N base of Signal Mtn. near the international boundary; just N of Laguna Saluda, Mexico Comment
  JEPS22133  Cryptantha angustifolia Rimo Bacigalupi with Paul Hutchison 1958-2-16 6117 -B Imperial just se Niland; Colorado Desert -38 Comment
  JEPS22181  Cryptantha angustifolia Rimo Bacigalupi with Paul Hutchison 1958-2-17 6127 Imperial 4.8 mi n Ogilby (nw slopes of Cargo Muchacho Mts.); Colorado Desert, Cargo Muchacho Mts. 135 Comment
  POM368200  Cryptantha angustifolia H. de Forest, Jack Rempel 1933-4-9 17733 Imperial Supersition Mountains, Colorado Desert. Comment
  RSA289309  Cryptantha angustifolia Charles Convis 1980-4-10 151 Imperial Colorado Desert, Western Salton Basin, 27 km due WNW of Westmorland, Ca. Flats and stabilized dunes area 0-2 km N of San Felipe creek in area of confluence with Carrizo wash -21 Comment
  RSA289336  Cryptantha angustifolia Charles Convis 1980-4-10 150 Imperial Colorado Desert, Western Salton Basin, 27 km due WNW of Westmorland, Ca. Flats and stabilized dunes area 0-2 km N of San Felipe creek in area of confluence with Carrizo wash -21 Comment
  SBBG6238  Cryptantha angustifolia M. A. Piehl 1964-4-24 6431 Imperial low dunes (active) along Ben Hulse Hwy ca. 1 mi W of Glamis 99 Comment
  SD199900  Cryptantha angustifolia Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16194 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
  SD211385  Cryptantha angustifolia Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18878 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
  SD80852  Cryptantha angustifolia Helen V. Witham 1970-3-1 684 Imperial Pinto Wash 299 Comment
  SDSU18852  Cryptantha angustifolia Karen L. Good, Michael G. Simpson 2008-3-21 4 Imperial Ocotillo, just north of S-1, 0.25 mile west of intersection with Shell Canyon Road, ca. 1.6 miles along road northwest of I-8. 125 Comment
  SDSU18936  Cryptantha angustifolia C. Matt Guilliams, Jeff Marshall 2008-4-23 629 Imperial Southeast of the intersection of Ogilby Road and I-8. Ca. 30m east of Ogilby Road. 93 Comment
  SDSU19676  Cryptantha angustifolia Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18911 Imperial South of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; in a large wash just S of a powerline road 37 Comment
  SFV3071  Cryptantha angustifolia K. A. Wilson 1964-4-11 1319 Imperial Orita-Glamis Road, 3 miles east of East Highline Canal. Comment
  UC180098  Cryptantha angustifolia Jos. Burtt Davy Mar 26 1902-Mar 28 1902 7955 Imperial Calexico Comment
  UC495102  Cryptantha angustifolia Philip A. Munz and C. L. Hitchcock 1932-4-5 12125 Imperial 10 mi se Holtville Comment
  UCD119600  Cryptantha angustifolia Grady L. Webster; S. Lynch 1973-3-18 7580 Imperial 2.3 miles north of Ocotillo. 152 Comment
  UCD77579  Cryptantha angustifolia Robert E. Preston 2006-5-1 2378 Imperial 8.5 mi SW of Brawley, along BLM Rd EC326 -9 Comment
  UCR246540  Cryptantha angustifolia Frank B. McMurry 1943-1 1323 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 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
  SD144004  Cryptantha barbigera G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2932 Imperial Colorado Desert: Imperial Dam area, just S of the dam on Hwy. S-24. 75 Comment
  SD191847  Cryptantha barbigera Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14520 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
  UC1287163  Cryptantha barbigera C. L. Hitchcock 1966-3-19 24277 Imperial 9 mi e Holtville 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
  UCD119000  Cryptantha barbigera C. L. Hitchcock 1966-3-20 24296 Imperial about 15 miles north of Ogilby along road to Blythe. Comment
  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
  SDSU19543  Cryptantha barbigera var. barbigera Michael G. Simpson, Geoffrey Morse, Michael Johnson, Robert Zamudio 2010-4-23 3171 Imperial Mountain Springs Grade, ca. 0.2 mile south of parking area due south of I-8 East. 668 Comment
  UCR256738  Cryptantha barbigera var. barbigera Duncan S. Bell 2012-3-23 3263 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, narrow bouldery canyon on the way to Myer Valley, c. 4.5 air miles north of the U.S./Mexico border 500 Comment
  UCR279235  Cryptantha barbigera var. barbigera A. C. Sanders, Jim Malusa 2017-3-13 42862 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
  RSA499815  Cryptantha costata H. de Forest 1932-12-19 16339 Imperial Near Kane Springs [5 miles north of Kane Springs] Comment
Read comments
Sep 24 2011
  UC169357  Cryptantha costata S. B. Parish 1913-2-8 8429 Imperial near Travertine Terrace; Salton Basin -53 Comment
Read comments
Sep 24 2011
  UC857102  Cryptantha costata Aven Nelson, Ruth A. Nelson 1939-3-23 3224 Imperial w side Salton Sea Comment
  UCR241559  Cryptantha costata A. C. Sanders, Ann Howald 2013-2-28 40581 Imperial Sonoran (Colorado) Desert, along dirt track 1.03 km due north of Hwy 98, track joins Hwy c. 9.9 km west of Mt. Signal at Brockman Rd., 0.8 mi. from hwy via the track 30 Comment
  CAS-BOT-BC218797  Cryptantha holoptera Edmund C. Jaeger 1939-4-1 s.n. Imperial Fish Creek, Split Mt. Canyon, Vallecito Mts. 15 Comment
  CAS-BOT-BC218798  Cryptantha holoptera Marcus E. Jones 1926-1-22 s.n. Imperial Pilot Knob Comment
  RSA776562  Cryptantha holoptera Amber Swanson, Duncan S. Bell 2011-2-24 158 Imperial Fossil Canyon, up Shell Cyn to base of Coyote Mtns N of Ocotillo, east of dump 135 Comment
  SDSU13036  Cryptantha holoptera Michael G. Simpson with Lee M. Simpson 1998-3-8 8 III98H Imperial Domelands. Dirt road from S-2, ca. 2 miles to trailhead. Go ca. 3 miles on trail, just before main 'wind caves.' 475 Comment
  SEINET3084411 Image available Cryptantha holoptera G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2928 Imperial Colorado desert: Imperial Dam area, just S of the dam on Hwy S-24 76 Comment
  UCR138352  Cryptantha holoptera Sue Bell 1998-3-1 300 Imperial Sonoran (Colorado) Desert, Ferguson Lake Road Comment
  UCR41685  Cryptantha holoptera A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6238 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
  UCR48444  Cryptantha holoptera Steve Boyd 1986-2-6 1232 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
  UCR256348  Cryptantha intermedia Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3491 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
  RSA489121  Cryptantha maritima George K. Helmkamp 1988-2-28 1 Imperial Sandy flat just N of Signal Mtn., S of Hwy 98. [Mount Signal 10 km cell; PG-1N, 2E] 31 Comment
  RSA528061  Cryptantha maritima Ed LaRue 1991-4-25 91 -56 Imperial 6 mi. N of Cargo Muchacho Mtns, 7-8 mi. N of Hedges, In and adjacent to Indian Wash., (Near 32 58 N, 114 46 W). 244 Comment
  SEINET3239884  Cryptantha maritima Larry Hendrickson, Jon Rebman, et al. 2005-1 3175 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 43 Comment
  UC669273  Cryptantha maritima Annie M. Alexander and Louise Kellogg 1941-3-7 1901 Imperial 7 mi nw Ogilby; Colorado Desert Comment
  UCR211985  Cryptantha maritima Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-10 16215 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 19 (SP19), vicinity of Palm Wash, Site ASTCRO in sandy arroyo bottom and surrounding mud embankments. 55 Comment
  UCR241587  Cryptantha maritima A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40654 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
  UCR249699  Cryptantha maritima T. B. Salvato, Tim Thomas 2013-3-6 7272 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 2 km south of Rainey Well 511 Comment
  UCR269600  Cryptantha maritima A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-14 42186 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.42 km north of Beal Well along old Niland-Blythe Rd. 423 Comment
  RSA278773  Cryptantha micrantha Bonnie M. Rich 1979-4-10 79021 Imperial On the east side of the East Highline Canal 5 miles east of Niland. Comment
  SEINET4558626  Cryptantha micrantha Steven P. McLaughlin 1986-1 3140 Imperial Riverine dunes on Quechan Indian Reservation 46 Comment
  UC1787749  Cryptantha micrantha Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7228 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
  JEPS103093  Cryptantha muricata Dave Silverman with Jon Rebman 2001-4-23 3964 Imperial In-Ko-Pah Mountains, access road to Valley-of-the-Moon SW Imperial Co., near SE boundary of San Diego Co. 1031 Comment
  SD115560  Cryptantha nevadensis Duffie Clemons, Erik Jonsson 1983-3-29 433 Imperial On gravel flat near wash Carrizo Mtn. quad. 189 Comment
  RSA0094022  Cryptantha nevadensis var. rigida Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8222 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  JEPS67796  Cryptantha pterocarya W. L. Jepson 1927-4-17 11785 Imperial Myers Creek bridge, foot of Mountain Springs grade, sw Imperial County Mountain Springs Grade 243 Comment
  RSA802368  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2013-3-24 4630 Imperial The Jacumba Mountains; in canyon draining to the north of Myer Valley; approximately 3.25 air miles northeast of Mountain Spring or 5 air miles southwest of the town of Ocotillo. 434 Comment
  RSA0079331  Cryptantha pterocarya var. purpusii J. P. Rebman, D. Silverman, B. Lauri, Oscar Solis 2001-4-13 7215 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 Comment
  OBI48862  Cryptantha racemosa Lewis S. Rose 1938-2-4 38060 Imperial In-ko-pah Gorge, E slope, Jacumba pass 341 Comment
  SEINET213437  Cryptantha racemosa Noel H. Holmgren, Patricia K. Holmgren 1974-3-27 7504 Imperial Jacumba Mountians 3 airline miles southwest of Ocotillo. 274 Comment
  SEINET3243026  Cryptantha racemosa Jon Rebman, Joan Dowd & Veronica Gallego 2000-1 6545 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea. 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
  SEINET13762498 Image available Cucumis melo var. dudaim T. C. Fuller 1967-9-27 16418 Imperial Abundant in scattered patches in asparagus field, NW corner of Forrester and Northrop Rds. W. of El Centra Comment
  POM128297  Cucurbita palmata Joseph Grinnell 1910-5-8 s.n. Imperial Pilot Knob, Colorado River. Comment
  POM161128  Cucurbita palmata George D. Abrams 1902-9-27 s.n. Imperial Calexico-Imperial Comment
  RSA289300  Cucurbita palmata Charles Convis 1980-4-10 162 Imperial 27 km due WNW of Westmorland, Ca. Marks wash 200m S. of Harper's Well, 2 km E. of confluence of Carrizo and San Felipe creeks. -37 Comment
  RSA394339  Cucurbita palmata L. H. Jones 1910-9-8 s.n. Imperial Pilot Knob at Colorado River. Comment
  SDSU21248  Cucurbita palmata S. H. Bullock 1968-4-8 113 Imperial 4 mi. east, 1 mi. north of junction of U.S. 80 and Calif. State 98. 76 Comment
  UCSB12280  Cucurbita palmata Corfman, Nancy 1961-3-5 Imperial 9 miles east of Miller's Grade on Calexico Highway (Highway 89) Comment
  SEINET3093840 Image available Cuscuta campestris W. W. Wright 1966-8-16 sn Imperial Brawley. Comment
  SBBG126086  Cylindropuntia acanthocarpa M. A. Baker with M. Cloud-Hughes 2012-4-12 17541 .1 Imperial 32 km NW of Yuma, Arizona, 5 km NW of the N end o Cargo Muchacho Mtns 191 Comment
  SD139150  Cylindropuntia bigelovii Jon P. Rebman, Maggie Loy 1996-10-27 3743 Imperial Just east of Ogilby Road (S34), on Highway 78 (Ben Hulse Highway), between Palo Verde and Brawley. (IPB 10/07) 249 Comment
  UCR269099  Cylindropuntia bigelovii Marc A. Baker, A. C. Sanders, Michelle Cloud-Hughes 2016-1-21 18480 Imperial Sonoran( Colorado) Desert, Chocolate Mountains, 20 km east-northeast of Niland, 54 km north-northeast of central El Centro, 6.1 km southeast of Lion Head Mountain 400 Comment
  SEINET5624446 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-3-20 17719 .1 Imperial South side of Chuckwalla Mountains, along Graham Pass Road, 1.7km east of its intersection with Bradshaw Trail, 55km WSW of Blythe, Chuckwalla Spring 7.5' USGS topographic quadrangle 474 Comment
  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
  SEINET7408784 Image available Cylindropuntia echinocarpa Marc A. Baker, Bruce D. Parfitt 1987-4-13 7526 Imperial 4km of Ocotillo. 180 Comment
  SEINET9037721 Image available Cylindropuntia munzii M. A. Baker, Michelle Cloud-Hughes 2016-1-22 18483 Imperial Chocolate Mountains, 18km (11 miles) NE of Niland, 2.8km SSW of Beal Well, along Niland- Blythe Road, 62km NNE of central El Centro, 1.1km north of the summit of Lion Head Mountain, flood plain, and adjacent hillsides of outcroppings, rocks, and gravel 347 Comment
  UCR268804  Cylindropuntia munzii Marc A. Baker, Michelle Cloud-Hughes 2016-1-22 18485 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 18 km (11 mi) northeast of Niland, 2.8 km south-southwest of Beal Well, along Niland-Blythe Road, 62 km north-northeast of central El Centro, 1.1 km north of the summit of Lion Head Mountain 348 Comment
  VVC2730  Cylindropuntia munzii Tim Thomas, R. T. Hawke 2013-5-10 6030 Imperial Colorado Desert, Chuckwalla Bench, vic Indian Well 595 Comment
  SD157308  Cylindropuntia wolfii Jon P. Rebman, Oscar Solis 2001-5-4 7306 Imperial Mountain Springs Grade, just south of Interstate 8. (IPB 8/07) 669 Comment
  SDSU16343  Cylindropuntia wolfii Jon Rebman, O. Solis 2001-5-4 7306 Imperial Mountain Springs Grade, just south of Interstate 8. 671 Comment
  UCR108773  Cylindropuntia wolfii Jon P. Rebman, A. Salywon 1997-3-19 3820 Imperial Peninsular Range, Mountain Springs Grade between Jacumba and Ocotillo: along Interstate hwy 8 at Mountain Springs Road, between east and west bound lanes of interstate 647 Comment
  UCD60068  Cynodon dactylon L. Y. Leonard 1919-5-19 X 3003 Imperial El Centro. Comment
  CAS-BOT-BC114391  Cyperus erythrorhizos Samuel B. Parish 1913-2-26 8498 Imperial Banks of an old channel, Ft. Yuma. Comment
  CAS-BOT-BC114392  Cyperus erythrorhizos Samuel B. Parish 1913-2-26 8498 Imperial On the banks of dry channels, Colorado river bottom, Ft. Yuma. 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-BC113943  Cyperus odoratus Samuel B. Parish 1913-2-26 8495 Imperial Sand bar, 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
  CAS-BOT-BC189874  Dactyloctenium aegyptium R. A. Flock 1968-11-20 s.n. Imperial Calexico. Comment
  SEINET8005954  Dactyloctenium aegyptium Jon P. Rebman 1996-10-26 3726 Imperial Seeley, S de Seeley 20 Comment
  JEPS41620  Dalea mollis Carl V. Meyer 1928-5-25 414 Imperial Fish Springs Colorado Desert, Fish Springs Comment
  POM184853  Dalea mollis P. A. Munz, C. L. Hitchcock 1932-4-6 12172 Imperial Chocolate Mountains, Colorado Desert. Above 4S Ranch, NE of Ogilby Comment
  SD250496  Dalea mollis B. Pitzer 1998-2-2 3497 Imperial Colorado Desert: extension of Sidewinder Road, S & W of Pilot Knob RV park/campground, ca. 1 mile (air) SW of Pilot Knob, on & adjacent to N berm of All-America Canal, ca. 3.2 road miles past the RV park. 91 Comment
  UCR101703  Dalea mollis B. G. Pitzer 1998-2-2 3497 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
  UCR67338  Dalea mollis Ed LaRue 1991-4-11 91- 28 Imperial Sonoran (Colorado) Desert, W side of Imperial Sand Dunes area, immediately north of Hwy 78. Comment
  POM9633  Dalea mollis P. A. Munz 1920-12-28 4394 Imperial 5 miles E of Holtville. -30 Comment
  JEPS41638  Dalea mollissima S. B. Parish 1912-10-18 8311 Imperial Dixyland Salton Basin, Dixyland -15 Comment
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Mar 12 2011
  RSA336148  Dalea mollissima R. F. Thorne 1978-4-29 52124 Imperial W of Chocolate Mountains: ca. 1 mile E of Coachella Canal and W of Melson Well. 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
  SD27701  Dalea mollissima Allan Keller 207 Imperial Wash on road to Painted Gorge. Comment
  UC1282039  Dalea mollissima T. J. Crovello 1963-12-14 262 Imperial 5 mi. e. Ocotillo (along State Hwy. 78) Comment
  UCR101077  Dalea mollissima George K. Helmkamp, E. A. Helmkamp 1998-3-18 2904 Imperial Sonoran (Colorado) Desert, 7 mi. north of Winterhaven on Picacho Rd & 1.7 mi. E on powerline rd. 198 Comment
  UCR212493  Dalea mollissima A. C. Sanders 2010-2-18 37270 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
  RSA597469  Dalea spinosa L. C. Wheeler 1959-12-31 7659 Imperial Senator Wash, near Imperial Dam, ca. 1 mi. northwest of Squaw Lake. 91 Comment
  CAS-BOT-BC283024  Dasyochloa pulchella Roxana S. Ferris 1928-4-21 7167 Imperial Between Glamis and Blythe Comment
  CAS-BOT-BC283026  Dasyochloa pulchella Peter H. Raven 1958-1-26 11501 A Imperial 17.8 miles northof Ogilby Comment
  UCR260057  Dasyochloa pulchella A. C. Sanders, Jim Malusa 2015-3-6 41272 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
  CDA5745  Datura discolor T. C. Fuller 1959-4-8 2224 Imperial Wedge of the Colorado River, 12.5 miles south of Palo Verde, San Bernardino. 0 Comment
  JEPS121568  Datura discolor Adam C. Schneider with Will Freyman 2014-2-16 377 Imperial Eastern edge of Algodones Dunes. Comment
  RSA302346  Datura discolor Robert F. Thorne 1977-11-26 50925 Imperial Near jct. of Hwy I-8 and Obilby [Ogilby] Rd., just E of Algodones Dunes. Comment
  RSA600797  Datura discolor Louis C. Wheeler 1954-9-25 7099 Imperial Palo Verde. Comment
  SD83116  Datura discolor Helen V. Witham 1972-12-12 1778 Imperial open desert, narrow drainage 4 mi. east of Ocotillo 149 Comment
  SEINET5574455  Datura discolor Steven P. McLaughlin 1998-1 7385 Imperial Picacho Wash, adjacent to road to Picacho State Rec. Area, with Olneya tesota, Larrea divaricata, Lycium andersonii. 150 Comment
  UC494573  Datura discolor Philip A. Munz 1931-3-14 11948 Imperial foot Mountain Springs Grade; foot of Mountain Springs Grade Comment
  UCD83498  Datura discolor Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5838 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  UCR282168  Datura discolor A. C. Sanders, Jim Malusa 2017-3-26 43088 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
  SBBG22008  Datura wrightii R. F. Thorne, R. Rutherford 1964-4-11 Imperial Araz Wash, between Pasadena and Stud Mtns, Cargo Muchacho Mtns 304 Comment
  UCR269771  Descurainia pinnata A. C. Sanders, Jim Malusa 2016-3-17 42336 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench just inside Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. 1.2 km east of Surveyors Pass 629 Comment
  SD199947  Descurainia pinnata subsp. brachycarpa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16719 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), north fork of Big Wash, Site SPHAMB in large arroyo and surrounding hillsides 136 Comment
  RSA0092928  Descurainia pinnata subsp. glabra Jim M. Andre 2015-3-3 31324 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
  RSA0037112  Desmanthus virgatus L. Arellano 2011-7-7 PDR 1263694 Imperial Holtville, Pine Elementary School, 3295 Holt Rd. (near Townsend Rd). Comment
  RSA0015719  Dicoria canescens Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6087 Imperial Jacumba Mountains; Skull Canyon to the east of Davies Canyon, about 0.75 air mile north of the U.S./Mexico border. 255 Comment
  CAS-BOT-BC292243  Dieteria asteroides var. asteroides S. B. Parish 1912-10-20 8355 Imperial Colorado River bottoms, Ft. Yuma Comment
  SD252441  Dinebra panicea var. brachiata Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28762 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
  SEINET3829024  Diplachne fusca var. uninervia Frank B. McMurry 1946-1 1407 Imperial Recently formed sand bar along side channel leading into Ferguson Lake, Imperial National Wildlife Refuge. Comment
  SEINET3829026  Diplachne fusca var. uninervia Steven P. MacLaughlin, Janice E. Bowers 1985-1 2854 Imperial 1.3 miles N of Laguna Dam along Hwy S24. Comment
  CAS-BOT-BC150906  Diplacus bigelovii var. bigelovii E. A. McGregor 1917-4-1 837 Imperial Between Coyote Wells and Cement bridge Comment
  SD242959  Diplacus bigelovii var. bigelovii 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  CAS-BOT-BC151042  Diplacus brevipes E. A. McGregor 1916-8-6 105 Imperial Live Oak Springs - Laguna Mts. 914 Comment
  SEINET3928442  Distichlis spicata var. stricta Sears 1977-10-13 S 597 Imperial 4 miles East of Brawley, edge of Farmland Imperial Valley. Wet salt marsh area beside Alamo River.; 0 41 Comment
  RSA421604  Ditaxis lanceolata N. C. Cooper 1949-3-17 3095 Imperial Colorado Desert, Coyote Wells. 304 Comment
  SD250492  Ditaxis lanceolata T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance. 2013-3-13 7322 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off forad between the well and powerline road (Chuckwall Spring 7.5'Q) 527 Comment
  SEINET239003  Ditaxis lanceolata B Pitzer 1997-10-18 3306 Imperial Hwy 78 7.1 road mi. S of town of Palo Verde & ca. 5.4 mi. N of Walter's CAmp Rd.[UTM 10km cell: QG-0E 8N. Milpitas Was 91 Comment
  UCR245076  Ditaxis lanceolata A. C. Sanders, T. B. Salvato, Shannon Davis 2012-10-11 40396 Imperial Sonoran (Colorado) Desert, large wash SE of intersection of Bradshaw Trail and Niland-Blythe Rd., c. 2 km SE of Indian Well 485 Comment
  UCR249851  Ditaxis lanceolata T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-3-13 7322 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off road between the well and powerline road 534 Comment
  UCR264919  Ditaxis lanceolata Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-24 28738 Imperial Sonoran (Colorado) Desert, Milpitas Wash just west of Hwy 78; south of Palo Verde and south of the Palo Verde Mountains; in the sandy wash just south of Milpitas Wash Road 133 Comment
  RSA600232  Ditaxis neomexicana L. C. Wheeler 1960-4-16 7680 Imperial Chocolate Mountains. Ferguson Lake. Comment
  RSA600258  Ditaxis neomexicana L. C. Wheeler 1954-11-27 7117 Imperial 6 mi. south of Palo Verde, 2 miles north of John's Boat Landing. Comment
  SD185199  Ditaxis neomexicana B. G. Pitzer 1998-2-2 3508 Imperial Extension of Sidewinder Road, south and west of Pilot Knob RV park. 60 Comment
  SD199987  Ditaxis neomexicana Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16721 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
  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
  SD260241  Ditaxis neomexicana A. C. Sanders, Mitch Provance 2012-10-19 40448 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench south of the Chuckwalla Mtns., 1.2 km SE (138a^z) of Raineys Well near low volcanic hills, S of old Bradshaw Trail (Chuckwall Spring 7.5'Q) 511 Comment
  UCR239483  Ditaxis neomexicana A. C. Sanders, Mitch Provance 2012-10-19 40448 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., c. 1.2 km SE (138 deg. ) of Raineys Well near low volcanic hills, S of old Bradshaw Trail 511 Comment
  UCR58351  Ditaxis neomexicana A. C. Sanders 1989-9-27 9518 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Salvation Pass in vicinity of well 360 Comment
  RSA802552  Ditaxis serrata Duncan S. Bell 2013-3-24 4619 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
  POM184591  Ditaxis serrata var. serrata P. A. Munz, C. L. Hitchcock 1932-4-4 12141 Imperial Sandy wash 5 mi. N.W. of Dixieland. Comment
  UC669251  Ditaxis serrata var. serrata Annie M. Alexander and Louise Kellogg 1941-3-12 1928 Imperial Ogilby-Glamis Rd. Colorado Desert Comment
  JEPS53470  Dithyrea californica L. M. Newlon 1922-4-1 411 Imperial Coyote Wells Colorado Desert Comment
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Oct 9 2010
  RSA124321  Dithyrea californica E. K. Balls, P. C. Everett 1958-3-20 22908 Imperial 0.5 miles N along road to Ogilby and Blythe from U.S. Hwy 80 60 Comment
  RSA651833  Dithyrea californica David J. Macpherson 1949-2-5 s.n. Imperial S/W of Salton Sea. 60 Comment
  SD250467  Dithyrea californica Ellen Dean, T. Starbuck, et al. 2010-4-8 5889 Imperial BLM Algodones Dunes Natural Area. Easternmost side of dune accessed from wash that begins 4.6 miles north of Highway 78 on the west side of Kipf Rd. 74 Comment
  SEINET3523061 Image available Dithyrea californica Noel H. Holmgren, Patricia K. Holmgren 1974-3-30 7568 Imperial Upper Yuha Desert, Calif. Highway 52, 5.9 miles west-northwest of Ocotillo. Comment
  UCR253345  Dithyrea californica Jim Andre 2013-3-3 23969 Imperial Sonoran (Colorado) Desert, Yuha Desert, along Hwy 98 near Pinto Wash, 15.1 mi. ESE of Ocotillo, and west of Calexico 38 Comment
  UCR48533  Dithyrea californica Steve Boyd 1986-2-6 1265 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mts. Plains east of Mts., Powerline Road, 1.0 mi west of Picacho Rd. Comment
  SEINET11986421  Dithyrea californica N. H. Holmgren, Holmgren, P. K. 1974-1 7568 Imperial upper Yuha Desert, CA 52, 5.9 mi WNW of Ocotillo 259 Comment
  UCR279046  Draba cuneifolia A. C. Sanders, Jim Malusa 2017-3-9 42768 Imperial Sonoran (Colorado) Desert, plateau above the slot canyon at the head of Mammoth Wash, Chocolate Mountains 502 Comment
  UCR107915  Dyssodia porophylloides Jon P. Rebman, Maggie Loy 1996-10-25 3688 Imperial Peninsular Range, Smuggler's Cave area: mountains southeast of In-ko-pah Gorge [= Jacumba Mtns], east of Jacumba 1030 Comment
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Nov 30 2009
  RSA721471  Echinocactus polycephalus var. polycephalus Sarah J. De Groot, Tim Thibault, Valentin Arvizu, Steve Boyd, Aydee Virgen, Tammy Morgan 2004-5-14 4348 Imperial Chocolate Mountains: Gasline road. 434 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
  SD148412  Echinocereus engelmannii Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6506 Imperial Mountain Springs Grade, near I-8 exit. Comment
  CAS-BOT-BC56759  Echinocereus engelmannii subsp. engelmannii E. A. McGregor 1917-6-10 1011 Imperial Field redacted by CAS, contact the data manager for more information Comment
  UCR107966  Echinochloa colona Jon P. Rebman, Maggie Loy 1996-10-26 3725 Imperial Sonoran (Colorado) Desert, Imperial Valley, south of Seeley, east of Fig Lagoon along the New River 20 Comment
  UCD60854  Echinochloa crus-galli W. W. Mackie 1921-9-1 B Imperial Imperial Valley, Exp. Station. Comment
  UCD60876  Echinochloa crus-galli H. S. Yates 1937-7-3 6813 Imperial Near El Centro. 30 Comment
  UCR166065  Eclipta prostrata John F. Green 2005-4-7 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, between Coachella Canal siphons 15 and 16, along canal wall 30 Comment
  UCR79506  Eclipta prostrata George K. Helmkamp 1993-11-4 X 13 Imperial Sonoran (Colorado) Desert, Boat dock at edge of the old bed of the Colorado River, 0.25 mi south of Walter's Camp (30 mi by road south of Blythe) 91 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
  UC1100590  Eleocharis geniculata Malcolm A. Nobs, S. Galen Smith 1948-9-5 556 Imperial above Laguna Dam lower Colorado River Comment
  RSA0078680  Emmenanthe penduliflora Jim M. Andre 2015-3-3 31338 Imperial Jacumba Mountains; just south of eastbound lanes of Interstate 8, 0.4 mi. southeast of Mountain Springs exit, just east of San Diego County line. 689 Comment
  UC1787532  Emmenanthe penduliflora Jon P. Rebman 2001-3-14 7125 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  SD158981  Emmenanthe penduliflora var. penduliflora Jon P. Rebman 2001-3-14 7125 Imperial Jacumba Natural Area, In-ko-pah Mountains. 975 Comment
  UCR153082  Emmenanthe penduliflora var. penduliflora Jon P. Rebman 2001-3-14 7125 Imperial Peninsular Ranges/ Cuyamaca-Laguna Mtns, Jacumba Natural Area, In-ko-pah Mtns 975 Comment
  UCR245064  Emmenanthe penduliflora var. penduliflora Jon P. Rebman, Melanie Howe 1997-4-5 3900 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 Comment
  CAS-BOT-BC131290  Encelia farinosa Roxana S. Ferris 1928-4-18 7090 Imperial 2 1/2 miles east of Mountain Spring on the El Centro Road Comment
  OBI38338  Encelia farinosa A. C. Sanders, et al. 1986-3-8 6152 Imperial N end of Algodones Dunes, East Mesa at E end of Montgomery rd, ca. 1 mi E of Highline Canal. 18 Comment
  RSA130935  Encelia farinosa Peter H. Raven 1962-3-3 16905 Imperial W side of Salton Sea near Truckhaven Comment
  RSA767076  Encelia farinosa Jim Andre, Tasha La Doux 2010-3-1 12533 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
  SBBG51232  Encelia farinosa J. Doty 1969-3-8 577 Imperial S side of Imperial Rd, ca. 3 mi W of Shell Cyn Rd, ca. 3.5 mi W of Ocotillo Comment
  SD121522  Encelia farinosa Steven P. McLaughlin, Janice E. Bowers 1984-2-28 2759 Imperial Indian Pass Road; 7.2 miles east of Ogilby Road. 274 Comment
  SEINET11859834  Encelia farinosa T. J. Crovello 1963-12-16 296 Imperial 1 mi from Frink Springs, along gravel road, E side of Salton Sea 30 Comment
  SEINET11859839  Encelia farinosa C. L. Abbott 1926-6-8 s.n. Imperial El Centro Comment
  RSA2146  Encelia farinosa var. farinosa C. B. Wolf 1931-3-14 1884 Imperial along W side of the Colorado River at the Laguna Dam 152 Comment
  SD191790  Encelia farinosa var. farinosa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14531 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
  UCR211981  Encelia farinosa var. farinosa Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-10 16244 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments 60 Comment
  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
  CAS-BOT-BC131404  Encelia frutescens Roxana S. Ferris 1928-4-19 7108 Imperial 3 miles east of Coyote Wells on the Dixieland Road Comment
  CAS-BOT-BC131406  Encelia frutescens Edmund C. Jaeger 1922-3-18 s.n. Imperial Travertine Rock, south exposure Comment
  RSA670080  Encelia frutescens Donald W. Kyhos 1964-2-27 64 -5 Imperial 3 miles southeast of Imperial County line on Hwy 99, next to stream at bridge number 58-70. Comment
  SBBG60582  Encelia frutescens S. W. Hutchinson, M. N. Ackley -Feb-1926 Imperial near Kane Spring, near S end of Salton Sea -27 Comment
  UCR120580  Encelia frutescens Steven R. Hill, K. Kramer 2001-4-27 33479 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
  UCR165271  Encelia frutescens John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 9 and 10, c. 4 miles NW of Niland 15 Comment
  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
  SEINET10892163  Encelia frutescens David B. Dunn 1941-4-12 Dunn 1149 Imperial 5 miles south of Travertine Rocks near the highway in a sandy wash. Comment
  RSA736643  Encelia frutescens var. frutescens Scott D. White, Justin M. Wood 2007-4-9 11648 Imperial Imperial Valley: Railroad line E of Plaster City. 15 Comment
  SD49302  Encelia frutescens var. frutescens Reid Moran 1958-3-5 6528 Imperial Pinto Wash 74 Comment
  SD79812  Encelia frutescens var. frutescens Helen V. Witham 1970-3-23 1230 Imperial 2 miles west of Ocotillo on S2 199 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
  SD152319  Ephedra aspera Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6556 Imperial Palo Verde Mountains. NW side of Palo Verde Peak and SW of the town of Palo Verde along BLM Road M0661 199 Comment
  SD19730  Ephedra aspera Frank F. Gander 1937-10-27 4661 Imperial Boulder Park Comment
  SD260137  Ephedra aspera A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42061 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, head of Mammoth Wash, above slot canyon in upper gorge (Mammouth Wash 7.5'Q) 487 Comment
  SEINET3220917 Image available Ephedra aspera A. C. Sanders, D. Charlton, B. Pitzer, W. Wright 1986-3-10 6295 Imperial Mountain Springs Road exit from Hwy I-8, S side of old highway, ca. 1/3 mile E of community of Mountain Springs, at head of Myer Creek. 671 Comment
  UCR242070  Ephedra aspera A. C. Sanders, T. B. Salvato, Tim Thomas 2012-10-31 40497 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., near Arroyo Seco, SW of Graham Pass, 3.2 km SW (237 deg. ) of Raineys Well, W of BLM Rd. 552 between rds. 620 & 988 563 Comment
  UCR266744  Ephedra aspera A. C. Sanders, Jim Malusa 2016-1-23 41969 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, canyon north of old Niland to Blythe road, 1 mile west of Beal Well 473 Comment
  UCR269510  Ephedra aspera A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42061 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, head of Mammoth Wash, above 'slot' canyon in upper gorge 488 Comment
  RSA27488  Ephedra californica I. L. Wiggins 1941-3-25 9634 Imperial Desert wash 5 miles northeast of Beal Well. Comment
  RSA697724  Ephedra californica J. R. Bruff 1933-1-1 s.n. Imperial 10 miles north of Westmorland. Comment
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Oct 30 2011
  SD254487  Ephedra californica A. C. Sanders, Jim Malusa 2016-3-16 42300 Imperial Chocolate Mountains, canyon east of old Niland-Blythe Rd. and powerlines, 2.1 km SW of Surveyors Pass. 598 Comment
  SEINET3866921  Ephedra californica Louis C. Wheeler 1955-4-6 7122 Imperial 3 miles SSW of .; 0 Comment
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Aug 29 2016
  SEINET7249057  Ephedra californica Teresa B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-1 Imperial Comment
  UC813658  Ephedra californica Mrs. R. W. Campbell 1922-6-1 Imperial near Salton Sea Comment
  UCR269730  Ephedra californica A. C. Sanders, Jim Malusa 2016-3-16 42300 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
  JEPS49130  Ephedra nevadensis S. B. Parish 1914-4-6 9070 Imperial Mountain Springs Comment
  CAS-BOT-BC81755  Ephedra trifurca S. B. Parish 1912-10-18 8222 Imperial Superstition Mt., Colorado Desert Comment
  CAS-BOT-BC81864  Ephedra trifurca C. B. Wolf 1931-3-12 1870 Imperial Colorado Desert, 12 mi. N.W. of Westmorland Comment
  RSA0026131  Ephedra trifurca Deidre Conocchioli, Caitlin Elam 2013-10-2 83 Imperial Sonoran Desert in Algodones Sand Dunes. From Glamis, take Ca-78 W for 6.5 miles. Turn left onto Gecko Rd and travel 4.6 miles to collection site. 81 Comment
  RSA2140  Ephedra trifurca C. B. Wolf 1931-3-12 1871 Imperial Colorado Desert, 12 mi. northwest of Westmorland. Altitude below sea level. Comment
  RSA289341  Ephedra trifurca Charles Convis 1980-3-22 92 Imperial San Sebastian Marsh area. Colorado Desert, Western Salton Basin, 27km due WNW of Westmorland., Flats and stabilized dunes area 0-2 km N of San Felipe creek in area of confluence with Carrizo wash. Ca. 500m WNW of confluence. Comment
  RSA383814  Ephedra trifurca G. B. Rossbach 1963-7-3 5238 Imperial On lower portions of open, large, desert sand dunes, s. side of Rt. 80, ca 16 mi. w. of Yuma. Comment
  RSA767597  Ephedra trifurca J. M. Porter 2003-3-4 13487 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8. 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
  SD128227  Ephedra trifurca R. Mitchel Beauchamp 1972-3-20 3201 Imperial East side of Imperial Valley, S of Highway 78. Naval Bombing Range, target 68 29 Comment
  SD144511  Ephedra trifurca G. K. Helmkamp, E. Helmkamp 1998-1-24 2569 Imperial Between Hwy I-8 and the All-American Canal, across from the Brock Research Center (ca. 3 miles east of the junction of Hwy CA-98 with Hwy I-8). (IPB 10/07) 46 Comment
  SD28395  Ephedra trifurca Frank F. Gander 1941-3-20 8974 Imperial sand dunes Comment
  SEINET3219335 Image available Ephedra trifurca Rodney G. Engard, W. H. Earle 1973-3-3 27 Imperial Rt. 98, 6 1/2 mi. west of Calexico turnoff. Comment
  SEINET3829083  Ephedra trifurca J. Mark Porter 2003-1 13487 Imperial Imperial Dunes (Algodones Dunes), ca 2.2 mi NW of Interstate Highway 8, shallow dunes between the large transverse dunes. Comment
  UC1980274  Ephedra trifurca T. La Doux with J. Andre 2009-2-26 199 Imperial Imperial County, California, Algodones Dunes: west end of Algodones Dunes, along N. side of Hwy 78. Comment
  UCR171225  Ephedra trifurca 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
  UCR241506  Ephedra trifurca A. C. Sanders, Ann Howald 2013-2-28 40571 Imperial Sonoran (Colorado) Desert, western edge of East Mesa along Whitlock Rd., 3.8 miles south of Hwy 78, opposite the east end of Finney Rd., west side of the Algodonnes Dunes 9 Comment
  UCR3250  Ephedra trifurca Tom Painter 1964-4-11 41164- 6 Imperial Sonoran (Colorado) Desert, 21 miles east of Brawley [Algodones Dunes, along Hwy 78], c. 5 miles west of Glamis 61 Comment
  VVC635  Ephedra trifurca P. J. MacKay, T. Thomas 1997-3-1 132 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 Comment
  SD19727  Epilobium canum subsp. latifolium Frank F. Gander 1937-10-27 4658 Imperial In-Ko-Pah Gorge. (IPB 10/07) Comment
  SD139719  Eragrostis pectinacea var. pectinacea Jon P. Rebman, Maggie Loy 1996-10-27 3749 Imperial South of Palo Verde, Palo Verde Valley area, along agricultural fields, just west of the Colorado River. (IPB 10/07) 4 Comment
  CAS-BOT-BC376140  Eremalche rotundifolia L. Nye; G. Gust 2005-3-5 11 Imperial Off S2, ca. 6 miles NW of Ocotillo 361 Comment
  RSA432721  Eremalche rotundifolia H. de Forest, Jack Rempel 1933-4-10 17759 Imperial Between Highway 80 & Ogilby. Comment
  SD143835  Eremalche rotundifolia G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2962 Imperial Little Picacho Wash along Picacho Road, 2.5 miles south of Picacho State Recreation Area. 152 Comment
  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
  UCR279456  Eremalche rotundifolia A. C. Sanders, Jim Malusa 2017-3-26 43069 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
  CDA33340  Eremophila maculata Laura Arellano 2010-11-17 PDR# 1263687 Imperial El Centro; Countryside Estates Retention Basin, Farnsworth Rd. 0 Comment
  SD262324  Eremothera boothii A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-9 42778 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, Mammoth Wash, upper canyon c. 5.5 km above Hayden Well (Mammoth Wash 7.5'Q) 454 Comment
  UCR269641  Eremothera boothii A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42196 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
  UCR279109  Eremothera boothii A. C. Sanders, Jim Malusa 2017-3-11 42802 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., 14 km ESE (96 deg. ) of Niland 95 Comment
  CAS-BOT-BC160027  Eremothera boothii subsp. condensata C. L. Hitchcock 1968-3-12 25454 Imperial 5 mi. n.w. of Coyote Wells Comment
  RSA0092009  Eremothera boothii subsp. condensata Jim M. Andre 2015-3-3 31298 Imperial Eastern base of Jacumba Mountains, 1.3 mi. south of Hwy 98, approx. 2 mi. south of Ocotillo. Volcanic gravelly hills at margin of sandy wash at wilderness boundary. 246 Comment
  SD200089  Eremothera boothii subsp. condensata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16478 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas 99 Comment
  UCD106921  Eremothera boothii subsp. condensata G. L. Webster; S. Lynch 1973-3-18 7593 Imperial 4.5 miles NW of Ocotillo. 243 Comment
  UCD159778  Eremothera chamaenerioides Duncan S. Bell; K. Clark et al. 2013-3-9 4483 Imperial Colorado Desert; Chocolate-Chuckwalla Mountain region: Chocolate Mountains; collecting in Unnamed Wash on the west side of Pebble Mountain, about 3 air miles southeast of Picacho Peak. 223 Comment
  SD260281  Eremothera refracta A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42024 Imperial Sonoran (Colorado) Desert: near Hayden Well on Mammoth Wash, Chocolate Mountains. 284 Comment
  UCR267902  Eremothera refracta Jim Andre 2013-3-4 23842 Imperial Sonoran (Colorado) Desert, Along Hwy 78, south of Palo Verde Mountains at Milpitas Wash 216 Comment
  UCR269542  Eremothera refracta A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42024 Imperial Sonoran (Colorado) Desert, near Hayden Well on Mammoth Wash, Chocolate Mountains 285 Comment
  UCR269762  Eremothera refracta A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42216 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
  SD253524  Eriastrum eremicum J. Mark Porter 2012-3-30 15078 Imperial Ca. 3.0 miles west of Ocotillo, north of Interstate 8 and south of Dos Cabezas Road, near abandoned railroad at the west foot of Sugarloaf Mountains. 85 Comment
  SD254678  Eriastrum eremicum A. C. Sanders, Jim Malusa 2016-3-17 42303 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, old Niland-Blythe Road between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass (Augustine Pass 7.5'Q) 598 Comment
  UCR241285  Eriastrum eremicum A. C. Sanders, Fred M. Roberts, T. B. Salvato 2013-5-1 40812 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, c. 2.4 km SE of Raineys Well 484 Comment
  UCR138111  Ericameria linearifolia Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6561 Imperial Inkopah Mtns, Jacumba Wilderness Area 1000 Comment
  SEINET8006368  Eriochloa acuminata var. acuminata Jon P. Rebman 1996-10-27 3752 Imperial Palo Verde, S of Palo Verde Valley area 5 Comment
  UC926077  Eriochloa acuminata var. acuminata L. N. Goodding and C. Reeder 1943-8-8 1575 Imperial Yuma Field Station Comment
  SEINET2048292 Image available 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. T10S R21E 5 Comment
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May 30 2018
  SEINET3091551 Image available Eriodictyon trichocalyx var. lanatum Jon Rebman, M. Howe 1997-4-5 3893 Imperial Jacumba Natural Area: east of Jacumba: Inkopah Mtns: region near Valley of the Moon. 900 Comment
  SEINET3831813  Eriodictyon trichocalyx var. lanatum Jon P. Rebman, Mike Simpson 1997-1 4121 Imperial Jacumba Wilderness, In-Koh-Pah Mountains; Smugglers Cave area south of Mountain Spring; Comment
  UC1790221  Eriodictyon trichocalyx var. lanatum Jon Rebman 2003-5-10 8970 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  UCR163667  Eriogonum deflexum John F. Green 2005-10-27 s.n. Imperial Sonoran (Colorado) Desert, Coachella Valley; east of Salton Sea, along Coachella Canal, ENE of Frink 30 Comment
  UCR264451  Eriogonum deflexum A. C. Sanders, Jim Malusa 2015-9-7 41797 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
  UCR279100  Eriogonum deflexum A. C. Sanders, Jim Malusa 2017-3-11 42813 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., in mouth of the canyon of Salvation Wash, 20.45 km due east (90 deg. ) of Niland 268 Comment
  RSA652879  Eriogonum deflexum subsp. deflexum John Wallace 1991-5-12 26 Imperial Cibola National Wildlife Refuge; along unimproved dirt levee road. Comment
  CAS-BOT-BC246438  Eriogonum deflexum var. deflexum C. L. Hitchcock; C. V. Muhlick 1964-3-21 23215 Imperial 12 miles n. of Ogilby Comment
  HSC17265  Eriogonum deflexum var. deflexum C. L. Hitchcock 1966-3-21 24318 Imperial About 5 miles N of Milpitas Wash and 12 miles NW of Blythe-Glamis Hwy. Comment
  POM155967  Eriogonum deflexum var. deflexum L. R. Abrams 1903-7-27 3996 Imperial Calexico, Imperial valley. Comment
  RSA302363  Eriogonum deflexum var. deflexum Robert F. Thorne 1977-11-26 50907 Imperial North of Pilot Knob near jct. of Sidewinder Rd. and hwy I-8, east of Pilot Knob campground. 67 Comment
  RSA393282  Eriogonum deflexum var. deflexum Christopher Davidson, A. Romspert, H. Surprenant 1979-4-28 7774 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob. 79 Comment
  SD115616  Eriogonum deflexum var. deflexum Erik Jonsson 1983-4-21 489 Imperial 6.6 miles E of Glamis, N of Hway 78 152 Comment
  SD119409  Eriogonum deflexum var. deflexum Erik Jonsson 1982-11-12 409 Imperial Coyote Wells Quad Comment
  UC495270  Eriogonum deflexum var. deflexum Philip A. Munz and C. L. Hitchcock 1932-4-6 12158 Imperial 20 mi ne Ogilby Comment
  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-BC246476  Eriogonum deserticola Susan G. Stokes 1934-9-9 130 Imperial Near Kane Springs 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
  HSC49572  Eriogonum deserticola D. L. Goforth 1979-3-29 72 Imperial 1 mi. S of Cut Across Trail 15 Comment
  JEPS96591  Eriogonum deserticola Dean W. Taylor 1996-10-24 15902 Imperial Algodones Dunes; ca 20 miles E of Brawley on Highway 78; ca. 1 mile north of BLM area visitor station 106 Comment
  POM145277  Eriogonum deserticola M. French Gilman 1928-4-25 s.n. Imperial West of Yuma. Comment
  RSA2142  Eriogonum deserticola Carl B. Wolf 1931-3-12 1868 Imperial 19 mi. north west of Westmorland. 0 Comment
  RSA331169  Eriogonum deserticola Robert F. Thorne 1984-4-27 58266 Imperial Algodones Dunes, off Hwy 1.8 on Grays Well Rd., W end old plank road. Comment
  RSA336142  Eriogonum deserticola Robert F. Thorne 1978-4-29 52094 Imperial Near Salton Sea: along Highway 86 near entrance to Salton Sea Navel Base, SSE of Salton Sea -61 Comment
  RSA615272  Eriogonum deserticola Jon P. Rebman, Maggie Loy 1996-10-27 3764 Imperial North of Glamis: Algodones Dunes. 60 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
  SBBG1483  Eriogonum deserticola M. A. Piehl 1964-4-24 6434 Imperial Ben Hulse Hwy 2.1 mi W of Glamis 106 Comment
  SBBG1485  Eriogonum deserticola H. and M. Dearing 1937-11-27 653 Imperial W of Kane Spring, Julian Rd Comment
  SEINET6170770 Image available Eriogonum deserticola Carl B. Wolf 1932-1 4347 Imperial 3 miles South of Kane Springs -30 Comment
  UC1280988  Eriogonum deserticola H. E. McMinn 1925-6-29 1449 Imperial 40 mi w Yuma, Arizona; Colorado Desert Comment
  CAS-BOT-BC250044  Eriogonum fasciculatum var. polifolium E. A. McGregor 1916-7-9 71 Imperial Jacumba-Laguna Mts 762 Comment
  CAS-BOT-BC250046  Eriogonum fasciculatum var. polifolium Ethel H. Campbell 1921-5-1 41 Imperial Between Jacumba and Mountain Springs, east side of pass Comment
  SBBG62067  Eriogonum fasciculatum var. polifolium S. W. Hutchinson -Feb-1926 Imperial Mountain Springs 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
  SD192013  Eriogonum inflatum Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14596 a Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PECHET in arroyo bottom and surrounding embankments 14 Comment
  UC1930073  Eriogonum inflatum Scott D. White, Michael Honer 2003-5-3 9177 Imperial SONORAN DESERT: Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mountains; south of the operating US Gypsum quarries. (Borrego Mountain SE & Carrizo Mountain NE) Comment
  SEINET13276817 Image available Eriogonum inflatum var. deflatum A. C. Sanders, Jim Malusa 2016-1 42115 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', at north foot of Blue Mountain (Little Mule Mountains 7.5' Q.) 375 Comment
  UC1292605  Eriogonum inflatum var. deflatum C. L. Hitchcock, C. V. Muhlick 1964-3-21 23226 Imperial about 15 mi n on road to Blythe Glamis Comment
  CAS-BOT-BC252968  Eriogonum reniforme George B. Rossbach 1940-2-24 s.n. Imperial In-ko-pah Gorge, desert west of El Centro Comment
  SD1379  Eriogonum reniforme T. S. Brandegee April 1905 Imperial Coyote Wells Comment
  UCSB33430  Eriogonum reniforme Kearns, D.; Simmons, K.; UCSB Botanical Society 1979-3-3 Imperial Beginning of Shell Canyon; 2 miles east of S2 on Shell Canyon Rd 152 Comment
  CAS-BOT-BC263467  Eriogonum thomasii F. W. Peirson 1922-4-13 2874 Imperial Foot of Mountain Springs Grade Comment
  CAS-BOT-BC263479  Eriogonum thomasii Roxana S. Ferris 1928-4-20 7148 Imperial 3 miles from Picacho Comment
  JEPS22178  Eriogonum thomasii Rimo Bacigalupi with Paul Hutchison 1958-2-17 6130 -A Imperial in wash 1 1/2 mi s Gold Rock Ranch (on road from Ogilby to Blythe by way of Midway Well); Colorado Desert 137 Comment
  RSA0024633  Eriogonum thomasii Jim Andre 2013-3-4 23843 Imperial Along Highway 78, south of Palo Verde Mtns. at Milpitas Wash. 216 Comment
  RSA171066  Eriogonum thomasii Robert F. Thorne, Robert Rutherford 1964-4-10 33560 Imperial East side Sand Hills, 14 miles west of Yuma on Hwy 80. Comment
  RSA19542  Eriogonum thomasii Roxana S. Ferris, Ruth P. Rossbach 1938-5-17 s.n. Imperial Upper end of Painted Gorge, Carisso Mountains. Comment
  RSA254046  Eriogonum thomasii Noel Holmgren, Patricia K. Holmgren 1973-3-29 6542 Imperial Colorado River, Pichaco State Recreation Area, campground, 20.5 airline miles north of Yuma. 76 Comment
  RSA424947  Eriogonum thomasii Jack Rempel 1933-4-30 s.n. Imperial 13 miles from Kane Springs along road to Julian. Comment
  SD192015  Eriogonum thomasii Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14577 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
  SD200179  Eriogonum thomasii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16502 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
  SD200184  Eriogonum thomasii Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16422 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
  SEINET3141228  Eriogonum thomasii R. W. Spellenberg 2001-3-23 13173 Imperial Picacho Rd. ca 22 air km (and 24 rd km) N of Winterhaven where road climbs out of Unnamed Wash 300 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
  UCR100798  Eriogonum thomasii George K. Helmkamp, E. A. Helmkamp 1998-3-18 2889 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 Comment
  UCR269534  Eriogonum thomasii A. C. Sanders, Jim Malusa 2016-3-8 42163 Imperial Sonoran (Colorado) Desert, NE side of Chocolate Mountains, along Dietz Rd., 1.7 km east of intersection with Skyline Dr., along boundary of Chocolate Mtns. Aerial Gunnery Range 314 Comment
  JEPS22177  Eriogonum trichopes Rimo Bacigalupi with Paul Hutchison 1958-2-17 6130 -B Imperial in wash 1 1/2 mi s on road from Ogilby to Blythe, by way of Midway Well Gold Rock Ranch; Colorado Desert 137 Comment
  SBBG22825  Eriogonum trichopes D. Myrick 1965-3-1 1054 Imperial Vincent Ranch, 25 mi E of Glamis 487 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
  UCR254364  Eriogonum trichopes Margaret R. Mulligan, Larry Hendrickson, L. Louise Jee 2008-4-25 2526 Imperial Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, in Coral Wash, 12.0 mi southwest of Hwy 86. Section SP15 17 Comment
  SEINET3831810  Eriophyllum confertiflorum var. confertiflorum Jon P. Rebman, Mike Simpson 1997-1 4132 Imperial Jacumba Wilderness, In-Koh-Pah Mountains; Smugglers Cave area south of Mountain Spring; Along Us/Mexican border Comment
  UCR269728  Eriophyllum lanosum A. C. Sanders, Jim Malusa 2016-3-15 42248 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
  SEINET7989118  Eriophyllum wallacei Jon P. Rebman 2001-4-13 7232 Imperial In-Ko-Pah Mountains, Jacumba Natural area, along road ascending to Valley of the Moon 1200 Comment
  RSA390936  Erodium texanum H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Pass in Mountains, Chocolate Mountains, Colorado desert. Comment
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Mar 12 2015
  RSA70497  Erodium texanum F. W. Peirson 1922-4-12 2886 Imperial 28 miles southeast of Coachella. Comment
  UCR167067  Erodium texanum 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
  CAS-BOT-BC91568  Eschscholzia minutiflora W. R. Ernst 1960-3-19 728 Imperial North of Winterhaven on road to Picacho, about 4 miles north of junction to Bard. Comment
  CAS-BOT-BC91569  Eschscholzia minutiflora D. A. Johansen; J. A. Ewan 1932-4-14 7148 Imperial 0.5 mile west of Coyote Well, Colorado Desert. Comment
  RSA0085593  Eschscholzia minutiflora Jim M. Andre 2015-3-3 31312 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
  RSA550051  Eschscholzia minutiflora Walter Wisura, John Dolan, M. Wall 1992-3-25 4656 Imperial Low desert: Milpitas Wash Rd 31 mi. S of Prison on Wileys Well Rd. twoard Hwy 78. Comment
  SD211429  Eschscholzia minutiflora Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18935 Imperial East of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, E of Ocotillo & W of El Centro; along desert flats just S of Hwy S80 10 Comment
  SD242901  Eschscholzia minutiflora 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  SDSU840  Eschscholzia minutiflora H. Wedberg 1966-3-26 1150 Imperial On the road from Vallecito Valley to HWY 80 and Ocotillo, 0.1 mile southwest of San Diego County line. 274 Comment
  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
  UCD95434  Eschscholzia minutiflora G. L. Webster; S. Lynch 1973-3-18 7573 Imperial 2.3 miles N of Ocotillo. 152 Comment
  UCSB73239  Eschscholzia minutiflora Kearns, D.; Simmons, K. 1979-3-3 Imperial On S2; 1 mile north of Shell Canyon Road 152 Comment
  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
  SD191972  Eschscholzia parishii Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14433 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
  SD191976  Eschscholzia parishii Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14388 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
  SD200114  Eschscholzia parishii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16141 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
  SD262330  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 (Mount Barrow 7.5'Q) 438 Comment
  UCD83523  Eschscholzia parishii Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5864 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
  UCR165476  Eschscholzia parishii John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 9 and 10, c. 4 miles NW of Niland 15 Comment
  UCR269547  Eschscholzia parishii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42028 Imperial Sonoran (Colorado) Desert, near Hayden Well on Mammoth Wash, Chocolate Mountains 285 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
  UCR133884  Eucnide rupestris June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Fossil Canyon, Coyote Mountains 366 Comment
  CDA21353  Eucrypta micrantha Frank B. McMurry 1943-1 1347 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  UCR260058  Eucrypta micrantha A. C. Sanders, Jim Malusa 2015-3-5 41256 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  SD162620  Eulobus californicus Jon Rebman, Mark Miller 2003-5-11 8988 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border; N of Elliot Mine 1139 Comment
  UC1790192  Eulobus californicus Jon Rebman 2003-5-11 8988 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border; N of Elliot Mine 1139 Comment
  CAS-BOT-BC202381  Euphorbia abramsiana LeRoy Abrams 1903-7-25 3995 Imperial Near Calexico, Imperial Valley Comment
  CAS-BOT-BC202382  Euphorbia abramsiana S. B. Parish 1912-10-16 8305 Imperial Salton Basin. Streets of Brawley -4 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
  RSA0125410  Euphorbia pediculifera Duncan S. Bell, John Anderson, Kim Clark, Keir Morse 2012-11-10 4354 Imperial Palo Verde Mountains: southeast section of range, approximately 2.7 air miles southeast of Palo Verde Peak, and approximately 0.25 air mile west of Davis Lake. 71 Comment
  SD250489  Euphorbia pediculifera Duncan S. Bell 2012-3-23 3269 Imperial Jacumba Mountains; eastern base of range; Palm Canyon Wash, approximately 3 air miles southeast of Dos Cabezas and about 0.8 air mile east of the San Diego/Imperial county border. (In-Ko-Pah Gorge) 344 Comment
  UCR50973  Euphorbia pediculifera 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
  SD125118  Euphorbia polycarpa Steven P. McLaughlin, Janice E. Bowers 1983-11-10 2714 Imperial Eastern Imperial County, 11.3 miles south of Picacho Stae Recreation Area, dry desert. 182 Comment
  SD173157  Euphorbia polycarpa Larry Hendrickson, L. Louise Jee 2005-4-27 2125 Imperial Grave Wash, approx. 3.0 air miles west of hwy. 86 and 2.5 air miles north of hwy. S-22 (Borrego-Salton Seaway). 36 Comment
  SD191891  Euphorbia polycarpa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14585 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments 53 Comment
  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
  UCR107450  Euphorbia polycarpa B. G. Pitzer 1997-10-18 3300 .1 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
  UCR166072  Euphorbia polycarpa John F. Green 2005-4-7 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, just south of Coachella Canal siphon 7, east of Camp Dunlap 30 Comment
  UCR17916  Euphorbia polycarpa A. C. Sanders 1976-4-13 298 Imperial Sonoran (Colorado) Desert, Yuha Desert, 0.5 mile south of Interstate Hwy 8 and c. due south of Plaster City 61 Comment
  SD14555  Euphorbia polycarpa var. hirtella Frank F. Gander 1936-4-15 1345 Imperial extreme NW corner of Imperial County Comment
  CAS-BOT-BC499157  Euphorbia serpens A. C. Sanders 2015-9-9 41834 Imperial Sonoran (Colorado) Desert: Imperial Valley, Calipatria, at Calipatria Inn on Hwy 111 at N edge of town -56 Comment
  CAS-BOT-BC474545  Euphorbia setiloba Sarah J. De Groot; Cheryl Sevilla 2014-10-8 7340 Imperial Along Milpitas Wash Rd EC 704 at junction with Palo Verde Rd about 1 rd mi W of Hwy 78, E of power line; S end of Palo Verde Mtns, about 3.3 mi SSW of Palo Verde Peak, just N of Milpitas Wash. About 10.9 mi SSW of the town of Palo Verde 145 Comment
  SD115601  Euphorbia setiloba Duffie Clemons, Erik Jonsson 1983-4-16 474 Imperial [Davies Canyon] Coyote Wells Quad 249 Comment
  UCD142854  Euphorbia setiloba Robert F. Thorne; et al. 1977-11-25 50883 Imperial Sonoran Desert: ca. 15 miles N of Yuma along Picacho Rd. (perhaps Senator Wash.) 60 Comment
  UCR33590  Euphorbia setiloba Sears 1977-10-13 S 600 Imperial Sonoran (Colorado) Desert, Imperial Valley, 4 mi east of Brawley, beside Alamo River -41 Comment
  CDA39714  Eustoma exaltatum G. D. Barbe 1977-6-2 2262 Imperial Southwest of Holtville. 0 Comment
  SD13009  Eustoma exaltatum Frank F. Gander 1936-1-3 390 Imperial Carriso Station (mak 6/06) Comment
  CDA33868  Eustoma grandiflorum L. Arellano, E. Cazaras 2009-8-1 PDR# 1263725 Imperial In the vicinty of El Centro. Dogwood Lateral (canal), Gate 17. 0 Comment
  CAS-BOT-BC428023  Fabaceae L. Nye; G. Gust 2005-3-5 9 Imperial Off S2, ca. 6 miles NW of Ocotillo. 361 Comment
  CAS-BOT-BC167344  Fagonia laevis G. K. Helmkamp; E. Helmkamp 1998-1-24 2597 Imperial 4.2 mi. N of Winterhaven on Picacho Rd, where the road crosses the canal 91 Comment
  CAS-BOT-BC167346  Fagonia laevis Roxana S. Ferris 1928-4-20 7160 Imperial Near Picacho Peak Comment
  CAS-BOT-BC167353  Fagonia laevis Philip A. Munz 1941-3-30 16599 Imperial [Beale's] Beal Well, Chocolate Mts. Comment
  HSC92253  Fagonia laevis D. Atwood, L. Stitch 1993-4-3 17933 Imperial 6 miles WNW of Ocotillo on County Rd. 5-2, Anza-Borrego Desert. Comment
  POM278370  Fagonia laevis Lyman D. Benson 1933-4-1 4237 Imperial Cuyamaca Mountains. US 80, grade to Mt. Springs, Salton Sea Watershed. 457 Comment
  RSA391172  Fagonia laevis Christopher Davidson, H. Surprenant, Alan Romspert 1979-4-29 7807 Imperial On railroad access rd toward Glamis, 2.2.mi SE of Cactus, Pilot Knob Mesa. Rocky wash chennel near railroad bridge No. 714-12 119 Comment
  RSA391185  Fagonia laevis Jack Rempel 1932-11-12 16126 Imperial 9 mi. from Niland toward Beal Well E of Salton Sea. Comment
  RSA695899  Fagonia laevis LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1248 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  RSA696147  Fagonia laevis LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1266 -b Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD120930  Fagonia laevis Duffie Clemons, Erik Jonsson 1987-4-12 1669 Imperial Indian Pass ACEC, Quartz Peak Quad 280 Comment
  SD144849  Fagonia laevis Jon P. Rebman, A. Salywon, C. Christy 1998-3-21 4918 Imperial Davies Valley area; south of Ocotillo and south of Highway 98. 149 Comment
  SD242990  Fagonia laevis 1998-2-19 Imperial Jackson Gulch Comment
  SEINET5580532  Fagonia laevis Steven P. McLaughlin 1998-1 7381 Imperial Along road to Picacho State Rec. Area, desert pavement and Larrea divaricata, Olneya tesota. 130 Comment
  UC354500  Fagonia laevis Edmund C. Jaeger 1925-12-22 Imperial near Niland (Beal's Well); Beal's Well Comment
  UCR103356  Fagonia laevis George K. Helmkamp, E. Helmkamp 1998-1-24 2597 Imperial Sonoran (Colorado) Desert, 4.2 mi. north of Winterhaven on Picacho Rd, where the road crosses the canal. 91 Comment
  UCR165504  Fagonia laevis 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
  SD115071  Fagonia pachyacantha Wayne P. Armstrong 1983-2-19 Imperial About 1 mi. s.w. of Ocotillo, along drainage of Meyer Creek 1064 Comment
  SEINET912742  Fagonia pachyacantha I. L. Wiggins 1957-1 14074 Imperial Hillsides and washes at Junction of St. Hwys 80 and 98. Comment
  UCR217769  Fagonia pachyacantha Jim Andre, T. La Doux 2010-3-1 12531 Imperial Colorado (Sonoran) Desert, Borrego Desert, southeastern Coyote Mountains, along Painted Gorge Road, c. 5 mi northeast of town of Ocotillo, 4 mi north of Hwy I-8 68 Comment
  UCR274367  Fagonia pachyacantha Jennifer H. Jones, Scott D. White 2005-4-19 80 Imperial Sonoran Desert, Between Anza-Borrego Desert State Park and Fish Creek Mountains, south of Ocotillo Wells 183 Comment
  UCR50975  Fagonia pachyacantha 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
  UCR85137  Fagonia pachyacantha A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16068 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
  SD250638  Ferocactus cylindraceus Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28780 Imperial Palo Verde Mountains: southwest of Palo Verde; in the canyons & slopes west of old Palo Verde Road; north of Milpitas Wash & west of Hwy 78 235 Comment
  UCR265862  Ferocactus cylindraceus Mitch Provance 2008-3-15 10088 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  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
  SD155860  Festuca bromoides Jon P. Rebman 2001-3-16 7201 Imperial Jacumba Natural Area, In-Ko-Pah Mountains, near Smuggler's Cove. (IPB 10/07) 1046 Comment
  RSA700480  Filago californica J. P. Rebman, D. Silverman, B. Lauri, Oscar Solis 2001-4-13 7215 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 Comment
  RSA0121529  Fimbristylis vahlii S. B. Parish 1903-10-21 8375 Imperial Colorado River, Fort Yuma. Comment
  CDA36611  Fouquieria splendens T. C. Fuller 1962-4-4 8064 Imperial Highway 98 to Calexico, 16.0 miles east of Ocotillo. 0 Comment
  HSC8338  Fouquieria splendens C. L. Hitchcock, C. V. Muhlick 1964-3-21 23212 Imperial 20 mi. N of Ogilby Comment
  RSA289735  Fouquieria splendens Lyman Benson 1933-4-1 4219 Imperial US 80, 5 mile W of Fort Yuma, Yuma Desert 30 Comment
  JEPS45788  Fouquieria splendens subsp. splendens W. L. Jepson 1935-4-20 17095 Imperial between Harper Well and Borrego Springs; Baileys Well -3 Comment
  SD200418  Fouquieria splendens subsp. splendens Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16605 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), North fork of Big Wash, Site ENCHYB on flats and in cobble and sand arroyos 17 Comment
  SD211417  Fouquieria splendens subsp. splendens Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18888 Imperial Southwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; along a powerline road 53 Comment
  RSA790143  Franseria ilicifolia J. R. Shevock 1986-3-25 11368 Imperial Along Picacho road 1.3 to 2.8 miles south of entrance to Picacho State Recreation Area and 14 miles north of All American Canal. 200 Comment
  UCR239503  Funastrum cynanchoides A. C. Sanders, T. B. Salvato 2012-11-16 40528 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., Arroyo Seco, along powerline road south of Niland-Blythe Rd. 578 Comment
  RSA458578  Funastrum cynanchoides var. hartwegii H. de Forest, Jack Rempel 1933-4-10 17772 Imperial Between Cargo Muchacho and Chocolate Mt. Comment
  SEINET3082082 Image available Funastrum cynanchoides var. hartwegii Barbara Gayle Pitzer 1997-10-18 3317 Imperial Sonoran (Colorado) Desert; Hwy 78, at Midway Well Road, c. 11 road mi north of junction with Hwy S34 (Ogilby Rd); c. 8.6 road mi south of Walter's Camp Road & Milpitas Wash 100 Comment
  SD154110  Funastrum heterophyllum Larry Hendrickson 2000-11-25 786 Imperial Algodones Dunes, Imperial Sand Dunes Recreation area (BLM), 1.75-2 miles west of NE corner of Interim closure south of Mammoth Wash in low drainage; 2 miles west of & 11.8 miles north of Hwy 78 (Glamis), broad wash, silty clay surface cracked into polygon Comment
  CAS-BOT-BC502077  Funastrum hirtellum A. C. Sanders; Jim Malusa 2015-3-6 41295 Imperial Sonoran (Colorado) Desert: Chocolate Muntains, middle part of N fork of Salvation Wash, US Navy Chocolate Mtns Aerial Gunnery Range 401 Comment
  UC1929847  Funastrum hirtellum Scott D. White, Michael Honer 2003-3-28 8879 Imperial FISH CREEK MOUNTAINS: Unnamed wash between Fisk Ck Mts and Split Mountain (San Diego Co.), ca 10 road miles S of Ocotillo Wells on Split Mtn Rd. South of existing US Gypsum quarry area. Proposed for future gypsum mining. Comment
  UCR260142  Funastrum hirtellum A. C. Sanders, Jim Malusa 2015-3-6 41295 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, middle part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 401 Comment
  RSA792516  Galium angustifolium Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4420 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  SD255274  Galium angustifolium Duncan S. Bell, Evan Meyer & James Riley 2015-5-6 Imperial Jacumba Mountains: collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  SD162609  Galium angustifolium subsp. angustifolium Jon Rebman, Mark Miller 2003-5-11 8995 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border; N of Elliot Mine 1139 Comment
  UCR156497  Galium angustifolium subsp. angustifolium Jon P. Rebman, M. Miller 2003-5-11 8995 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
  JEPS7835  Galium stellatum var. eremicum W. L. Jepson 1927-4-17 11767 Imperial Myer's Creek Bridge Mountain Springs grade (foot of grade) 243 Comment
  SD142943  Garrya flavescens Jon P. Rebman, Mike Simpson 1997-5-29 4146 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cave area south of Mountain Spring, along US/Mexican border. (IPB 10/07) Comment
  HSC5679  Geraea canescens C. L. Hitchcock 1964-3-19 23146 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  POM358645  Geraea canescens C. B. Wolf 1931-5-29 2182 Imperial 1 mile W of Dixieland, Colorado Desert 30 Comment
  POM40124  Geraea canescens Marcus E. Jones 1906-4-26 s.n. Imperial Imperial Junction (now Niland) Comment
  RSA767475  Geraea canescens J. M. Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13384 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  RSA800258  Geraea canescens J. Andre, G. L. Clifton 2011-2-21 15885 Imperial Borrego Desert; on road cut along Hwy. S-22 23 miles east of Borrego Springs, approx. 5 miles W of Hwy. 86 (Salton City) 71 Comment
  SD191800  Geraea canescens Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14578 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
  SD199831  Geraea canescens Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16454 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
  SD258327  Geraea canescens J. M. Andre 2013-3-4 23849 Imperial Bibola; Palo Verde Mountains; along Hwy 78, east side of range at Three Slashes Rd, approx 20 mi 93 Comment
  SEINET5574792  Geraea canescens Steven P. McLaughlin 1998-1 7380 Imperial Along road to Picacho State Rec. Area, desert pavement and Larrea divaricata, Olneya tesota. 130 Comment
  SEINET777393  Geraea canescens Raul Gutierrez 2008-3-11 1868 Imperial ca. 1.5 mi W of I-8 along Hwy 98 29 Comment
  UC895508  Geraea canescens Geo. D. Abrams 1902-6-1 Imperial 5 mi se Imperial Comment
  UCR101358  Geraea canescens B. G. Pitzer 1998-2-2 3501 Imperial Sonoran (Colorado) Desert, extension of Sidewinder Road, S and west of Pilot Knob RV park/campground, c. 1 mi. airline SW of Pilot Knob, on and adjacent to N berm of All-America Canal, c. 3.2 road mi. past the RV park 61 Comment
  UCR167230  Geraea canescens John F. Green 2005-3-4 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, east of Salton Sea, c. 4 mi N of Niland, just SW of Coachella Canal siphon 11, badlands above wash 24 Comment
  UCR167275  Geraea canescens John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 10 and 11, c. 4.5 miles N of Niland 30 Comment
  UCR16870  Geraea canescens R. L. Irwin 1962-4-1 013 Imperial Sonoran (Colorado) Desert, Ocotillo, 0.5 mi west of Ocotillo, 0.1 mi north of State Hwy 80 31 Comment
  RSA0094618  Geraea viscida Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8205 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  UC1970536  Gilia diegensis Jon Rebman, Mark Miller 2003-5-10 8985 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  SD158926  Gilia ochroleuca subsp. exilis Jon Rebman, Mark Miller 2003-5-10 8986 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  CDA18540  Gilia stellata Frank B. McMurry 1943-1 1302 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  JEPS61583  Gilia stellata W. L. Jepson 1927-4-17 11773 Imperial foot Mountain Springs grade (Myer's Creek bridge, Se Imperial County); Myers Creek bridge, foot of Mountain Springs grade 243 Comment
  SBBG29411  Gilia stellata D. Myrick 1968-3-1 1789 Imperial base of Fish Crk Mtns, 15 mi S of Ocotillo Wells along Gypsum Mine railroad 30 Comment
  SD242921  Gilia stellata 1993-3-11 Imperial Shell Canyon Comment
  SD260103  Gilia stellata J. M. Andre 2013-3-4 23835 Imperial Along Hwy 78, south of Palo Verde Mtns at Milpitas Wash. 216 Comment
  SEINET3141283  Gilia stellata R. W. Spellenberg 2001-3-4 13127 Imperial 23 km N of Winterhaven on road to Picacho State Recreation area 200 Comment
  UCR16732  Gilia stellata R. L. Irwin 1962-4-1 0018 Imperial Sonoran (Colorado) Desert, 2.9 mi E on CA Hwy 98 from junction with US Hwy 80 [at Ocotillo], then 2.0 mi to right in a SW direction to base of hills by a large wash 152 Comment
  UCR265875  Gilia stellata Mitch Provance 2008-3-15 10106 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  UCR279063  Gilia stellata A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-9 42764 Imperial Sonoran (Colorado) Desert, Mammoth Wash near Hayden's Well, Chocolate Mountains 274 Comment
  RSA286541  Guillenia lasiophylla John F. Emmel 1979-3-13 623 Imperial Washes N of Cargo Muchacho Mts, large wash 1.8 air miles W of peak 865 on 1963 USGS topo quad. 213 Comment
  RSA387414  Guillenia lasiophylla Steve Boyd 1986-2-6 1241 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
  UC669229  Guillenia lasiophylla Annie M. Alexander and Louise Kellogg 1941-3-4 1893 Imperial 5 mi n Ogilby; Colorado Desert 140 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
  RSA792424  Gutierrezia californica Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4395 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
  SEINET2052348 Image available Gutierrezia californica Jon Rebman, Maggie Loy 1996-10-25 3692 Imperial Smuggler's Cave area: mountains southeast of In-Ko-pah: east of Jacumba. 1030 Comment
  CAS-BOT-BC305349  Helianthus annuus E. A. McGregor 1917-5-25 885 Imperial Colorado Desert. El Centro Comment
  CAS-BOT-BC305775  Helianthus niveus T. C. Fuller 1959-10-7 3272 Imperial Yuma Sand Hills, 1 mi. W/Hwy Maint. Station, ca. 15 miles W/Winterhaven Comment
  SEINET828336  Helianthus niveus N. C. Cooper 1942-1 619 Imperial California, close to Yuma. Comment
  UCSB37406  Helianthus niveus Gordon, Patricia 1980-5-17 Imperial 17 mi. east of junction of Hwy. 78 & Hwy. 115, on Hwy. 78 60 Comment
  CLARK-A1528-245  Helianthus niveus subsp. tephrodes Shirley Hill 1963-4-20 630420-1 Imperial Algodones Dunes Comment
  RSA776102  Helianthus niveus subsp. tephrodes Amber Swanson 2011-3-8 190 Imperial Algodone dunes; open area N of wilderness area. 80 Comment
  SBBG18910  Helianthus niveus subsp. tephrodes F. E. Clements 1931-4-6 Imperial Yuma Mesa Comment
  SD115618  Helianthus niveus subsp. tephrodes Duffie Clemons, Erik Jonsson 1983-4-20 491 Imperial North of Osborne Park, Highway 78 east of Brawley, Algadones Dunes. 89 Comment
  SD28399  Helianthus niveus subsp. tephrodes Frank F. Gander 1941-3-20 8981 Imperial Sand dunes. Comment
  SDSU18386  Helianthus niveus subsp. tephrodes C. Matt Guilliams, Jeff Marshall 2008-4-23 633 Imperial Eastern edge of the Algodones Dunes. North of Interstate 8 and All-American Canal ca 0.5km. Northeast of Gray's Well Road exit ca. 1.5km. Access to area from Ogilby Road. 78 Comment
  RSA787776  Heliotropium curassavicum Duncan S. Bell 2012-3-23 3248 Imperial The Jacumba mountains; collecting in Boulder Creek approximately 3 miles north of the U.S./Mexico border. 582 Comment
  UCR163164  Heliotropium curassavicum Sue Bell 1997-3-16 233 Imperial Colorado Desert; Northern Colorado Desert Region, Squaw Lake Comment
  RSA48309  Heliotropium curassavicum var. oculatum E. K. Balls 1949-4-4 12944 Imperial On highway 111, 5 miles north of Niland, Colorado Desert. -61 Comment
  CSUSB406  Hesperocallis undulata Art Whistler 1966-4-4 Imperial On the road leading to camp site, 5 miles from Glamis. Comment
  HSC82827  Hesperocallis undulata A. C. Sanders, Charlton, Pitzer, Kniffen, Wright 1986-3-10 6242 Imperial Coyote Mtns., 2.15 mi. N of Hwy. S-2 on dirt road l.l mi. SE of San Diego Co. line 306 Comment
  POM47844  Hesperocallis undulata Philip A. Munz 1924-2-23 7807 Imperial 25 miles E. of Holtsville Comment
  RSA377041  Hesperocallis undulata N. C. Cooper 1949-3-15 3018 Imperial West of Salton Sea. -30 Comment
  SEINET3103514  Hesperocallis undulata Sears 1978-3-15 746 Imperial 40 mi. E. of El Centro, 3 mi. E. of Jct. 98 on Hwy 80. Broad sandy plains. 40 Comment
  UCD138399  Hesperocallis undulata Ann F. Johnson 1979-3-18 4005 Imperial Interstate 8, at 'Gordon Wells' exit around 3 miles east of El Centro. 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
  CAS-BOT-BC508669  Hesperocallis undulata H. S. Gentry 1933-3-20 s.n. Imperial Westmoreland Comment
  RSA377045  Hesperocallis undulata A. C. Life 1926-2-20 s.n. Imperial Colorado Desert. Comment
  SEINET12048029  Hesperocallis undulata R. F. Thorne 1978-1 52089 Imperial near Salton Sea, along Hwy 86 near entrance to Salton Sea Naval Base, SSE of Salton Sea 61 Comment
  CAS-BOT-BC289170  Heteropogon contortus Louis C. Wheeler 1954-11-26 7116 Imperial Vicinity of Chocolate Drop manganese mine, northeastern Imperial Co. 274 Comment
  UCD85323  Heteropogon contortus T. C. Fuller 1969-10-22 19014 Imperial ca. 1 mi. w. of the Army Rd., ca. 6 mi. s. of Wiley Well in n.e. Imperial County. Comment
  RSA0051405  Heterotheca psammophila R. S. Woglum 1938-11-7 2149 Imperial 2 miles east of Calexico. Comment
  CAS-BOT-BC203339  Hibiscus denudatus Annie M. Alexander; Louise Kellogg 1941-3-4 1891 Imperial Colorado Desert. 5 miles north of Ogilby 140 Comment
  HSC15963  Hibiscus denudatus C. L. Hitchcock, C. V. Muhlick 1964-3-20 23196 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  LA205889  Hibiscus denudatus Martha Hilend; 1930-4-19 422 Imperial along Colorado River Basin, N of Laguna Dam Comment
  LA97944  Hibiscus denudatus David S. Verity; Jane Turner, Francis M. Ball 1964-2-16 SK&F- 1384 Imperial ca. 6.5 mi. W of Ocotillo or 3.5 mi. E of Devil's Canyon Comment
  RSA432772  Hibiscus denudatus George Willet 1930-4-5 s.n. Imperial Mountain Springs. Comment
  RSA696148  Hibiscus denudatus LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1267 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD144867  Hibiscus denudatus Jon Rebman, A. Salywon & C. Christy 1998-3-21 4925 Imperial Davies Valley area; south of Ocotillo and south of Hwy. 98 149 Comment
  SD173108  Hibiscus denudatus Larry Hendrickson, L. Louise Jee 2005-4-22 2065 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
  UC527483  Hibiscus denudatus C. B. Wolf 1931-5-29 Imperial was at n. base of Signal Mt.; Colorado Desert, Signal Mt. 30 Comment
  SD255057  Hilaria rigida J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  UCD89914  Hilaria rigida A. A. Beetle 1942-4-22 3174 Imperial junction of Rt. 80 and road to Ogilby. Comment
  RSA0096928  Hoffmannseggia glauca J. P. Rebman, Adrienne Russell 1997-9-6 4189 Imperial North of Holtville: Along Holt Road at Hartshorn Rd. (Perry's Corner). 20 Comment
  RSA123216  Hoffmannseggia glauca H. S. Yates 1937-4-7 6817 Imperial 2 miles north of Imperial. 30 Comment
  UCR41576  Hoffmannseggia glauca A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, W. W. Wright 1986-3-10 6262 Imperial Sonoran (Colorado) Desert, Crucifixion Thorn Preserve, 7.9 mi east of Hwy junction at Ocotillo on Hwy 98, and 0.4 mi west of Coyote Road 107 Comment
  RSA746752  Hoffmannseggia microphylla Larry Hendrickson, J. P. Rebman 2005-4-16 3169 Imperial Picacho State Recreation Area. South side of Colorado River, near group camp on N side of main access road. 43 Comment
  SDSU13318  Hoffmannseggia microphylla Shawn Johnston, Marshal Hedin 2000-3-26 5 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. 226 Comment
  SEINET5584586  Hoffmannseggia microphylla 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
  UC2015538  Hoffmannseggia microphylla John Wear, T. Bennett, N. Moorhatch 1995-4-28 Imperial Fish Creek Mountains, U. S. Gypsum Mine. Comment
  RSA0107647  Hoffmannseggia peninsularis A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41923 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, hill west of the mouth of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range. 256 Comment
  SEINET13311229  Hoffmannseggia peninsularis A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41923 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, hill west of the mouth of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range. 305 Comment
  RSA802279  Hordeum murinum Duncan S. Bell 2013-3-24 4605 B 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
  HSC85360  Horsfordia alata Steve Boyd 1986-2-6 1260 Imperial Cargo Muchacho Mtns. Plains E of Mts., Powerline Road, 4.4 mi W of Picacho Rd. Comment
  UCR270429  Horsfordia alata John F. Emmel 2001-4-2 1690 Imperial Colorado (Sonoran) Desert, flats northwest of Cargo Muchacho Mountains, wash crossing Ogilby Road just west-northwest of the junction with Indian Pass Road 183 Comment
  SD143833  Horsfordia newberryi G. K. Helmkamp, E. A. Helmkamp 1998-3-19 2959 Imperial Little Picacho Wash along Picacho Road, 2.5 miles south of Picacho State Recreation Area. 152 Comment
  CDA1441  Hydrilla verticillata T. C. Fuller 1977-10-25 20230 Imperial Colorado Desert; Western Colorado Desert; 4.0 kilometers northeast of Calexico. 0 Comment
  CHSC118878  Hydrilla verticillata T. C. Fuller 1977-10-25 20230 Imperial abundant in All American Canal, west side of Meadows Road, 0.8 km. south of Cole Road, 4 km. northeast of Calexico. Comment
  RSA277731  Hydrilla verticillata T. C. Fuller 1977-10-25 20230 Imperial 4.0 kilometers northeast of Calexico. Sec.1, T17S R14E, SB. Comment
  SEINET8071683  Hydrocotyle verticillata A. Clifford 2011-1 AC 085 -11 Imperial Comment
  RSA516697  Hymenoclea salsola Jan Gish 1980-3-26 781 Imperial Transect 2, near Andrade. 43 Comment
  CLARK-A1528-5170  Hymenoxys odorata John C. Roos 1949-4-8 4199 Imperial Palo Verde Valley 60 Comment
  UCR18582  Hymenoxys odorata John C. Roos 1949-4-8 4201 Imperial Sonoran (Colorado) Desert, 4 or 5 mi. south of the Palo Verde Valley Comment
  RSA400957  Hyptis emoryi Christopher Davidson 1979-4-29 7806 Imperial On railroad access rd toward Glamis, 1.6 miles SE of Cactus, Pilot Knob Mesa. Rock wash channel near railroad bridge No. 1956-05. 119 Comment
  RSA400958  Hyptis emoryi Jack Rempel 1932-12-11 s.n. Imperial Chocolate Mtns. Desert at Bial Well E of Salton Sea. Comment
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Aug 28 2016
  RSA400960  Hyptis emoryi N. C. Cooper 1949-3-17 3108 Imperial Mountain Springs. 457 Comment
  RSA48430  Hyptis emoryi E. K. Balls 1949-4-3 12914 Imperial Gentle slopes 8 miles along road from Niland to Blythe, Colorado desert. 152 Comment
  RSA767468  Hyptis emoryi J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13408 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 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
  UC665798  Hyptis emoryi Ira L. Wiggins 1941-3-25 9630 Imperial Beal Well; Chocolate Mountains Comment
  UCR101710  Hyptis emoryi B. G. Pitzer 1998-2-2 3530 Imperial Sonoran (Colorado) Desert, Indian ['Tumco'] Wash, where powerline crosses Ogilby Road 198 Comment
  UCR220318  Hyptis emoryi 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, near siphon 10 27 Comment
  UCR245095  Hyptis emoryi A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40372 Imperial Sonoran (Colorado) Desert, Arroyo Seco, along BLM Rd. 549 (Blythe-Niland), at recently washed out crossing 4.1 km west (269 deg. ) of Rainey's Well 598 Comment
  UCR260037  Hyptis emoryi A. C. Sanders, Jim Malusa 2015-3-5 41260 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  UCR54260  Ipomoea triloba A. C. Sanders 1988-11-6 8743 Imperial Sonoran (Colorado) Desert, Imperial Valley between Brawley & Westmorland, east side of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal crossing, 1.6 mi. NW of New River crossing at Brawley -34 Comment
  SD144357  Ipomopsis tenuifolia Jon P. Rebman, Melanie Howe 1997-4-5 3921 Imperial Jacumba Natural Area: E of Jacumba and SE of Inkopah: Smuggler's Cave area 900 Comment
  SD3944  Ipomopsis tenuifolia Evelyn Gray Apr 1928 Imperial Chocolate Mountains, Colorado Desert, Mammoth Wash, near Indio Comment
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Dec 20 2010
  CAS-BOT-BC311589  Isocoma acradenia var. eremophila S. B. Parish 1912-10-15 8351 Imperial Salton Basin. Desert S.W. of Brawley -38 Comment
  POM359292  Isocoma acradenia var. eremophila H. S. Gentry 1936-11 2961 Imperial Kane Springs, west side of Colorado Desert. -30 Comment
  RSA615278  Isocoma acradenia var. eremophila J. P. Rebman, Maggie Loy 1996-10-26 3737 Imperial West of Imperial; sandy area along irrigation canals. 10 Comment
  SD139666  Isocoma acradenia var. eremophila Jon Rebman, Maggie Loy 1996-10-25 3695 Imperial In-ko-pah area: along Boulder Creek and just E of San Diego/Imperial County line; near small oasis 915 Comment
  SD139668  Isocoma acradenia var. eremophila Jon P. Rebman, Maggie Loy 1996-10-25 3690 Imperial Smuggler's Cave area, mountains southeast of In-ko-pah, east of Jacumba. (IPB 10/07) 1029 Comment
  SD201059  Isocoma acradenia var. eremophila Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3149 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 22 (SL22), in Palm Wash, site TAMRAM2, in drainage of mesa & wash complex. 22 Comment
  UC1478598  Isocoma acradenia var. eremophila Charles Convis 1980-3-28 102 Imperial 27 km due wnw Westmoreland (San Felipe Creek 4 km wsw of Highway 86, along s bank); Colorado Desert, Western Salton Basin, San Sebastian Marsh A -46 Comment
  RSA787784  Juncus acutus subsp. leopoldii Duncan S. Bell 2012-3-23 3240 Imperial The Jacumba mountains; collecting in Boulder Creek approximately 3 miles north of the U.S./Mexico border. 582 Comment
  SD226623  Juncus acutus subsp. leopoldii Steven P. McLaughlin, Janice E. Bowers 1985-9-11 3045 Imperial Sandy ground along Colorado River, just east of Ft. Yuma. Comment
  CAS-BOT-BC110090  Juncus cooperi S. B. Parish 1912-10-10 8382 Imperial Salton Basin. Dos Palmas. 0 Comment
  RSA368193  Juncus cooperi F. J. Smiley 1924-4-16 s.n. Imperial Shore of Salton Sea Comment
  RSA607907  Juncus cooperi L. C. Wheeler 1960-12-29 7796 Imperial Frink Seep, between Chocolate Mountains and Salton Sea.. Comment
  SEINET12784919  Juncus cooperi G. Rink 2016-4-10 13773 Imperial seep near the Salton Sea, west side of Highway 111 ca 1 km southeast of Hot Mineral Spa Road -61 Comment
  POM312916  Juncus torreyi S. Galen Smith, Malcom A. Nobs 1948-9-4 523 Imperial National Waterfowl Refuge, 5 miles north of Westmoreland. Comment
  RSA0121546  Juncus xiphioides J. B. Feudge 1923-5-21 986 Imperial Mountain Spring. [Mountain Springs]. 610 Comment
  JEPS9202  Justicia californica W. L. Jepson 1927-4-17 11783 Imperial foot of Mt. Springs Grade (Myers Creek Bridge) 243 Comment
  RSA516964  Justicia californica A. C. Sanders 1990-2-6 9519 Imperial SE end of Chocolate Mountains, along washes at Paymaster Mine. (UTM: llS, PG-95E, 75N). Comment
  RSA523578  Justicia californica L. M. Newlon 1922-4-1 383 Imperial Grade E. of Mountain Springs. Comment
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Sep 24 2008
  SD144495  Justicia californica G. K. Helmkamp, E. Helmkamp 1998-1-28 2630 Imperial 6 mi WNW of Ocotillo on Hwy S-2. 152 Comment
  SD242664  Justicia californica 1993-3-18 Imperial Davies Valley Entrance Comment
  SEINET6630413  Justicia californica N. H. Holmgren, P. K. Holmgren 1974-3-29 7552 Imperial Jacumba Mountain, 3 airline miles southwest of Ocotillo 270 Comment
  SEINET7248819 Image available Justicia californica C. B. Wolf 1931-1 1889 Imperial 5 miles west of Coyote Wells, Colorado Desert, on the road to Mountain Springs 152 Comment
  UCD39765  Justicia californica Beecher Crampton 1962-5-23 6456 Imperial Jacumba Mtns. 7-8 miles west of Coyote Wells. U.S. Hwy. 80. 304 Comment
  SEINET12266977  Justicia californica T. J. Crovello 1963-1 275 Imperial 4.6 mi NE of junction with US 80, on Co. S2, southern Colorado Desert Comment
  RSA0026133  Kallstroemia californica Deidre Conocchioli, Caitlin Elam 2013-10-2 82 Imperial Northeast side of Algodones Sand Dunes: From Brawley, CA, take CA-78 E for 20 miles. Turn left on Ted Kipf Rd (also called Niland-Glamis Rd) and travel northwest for 4.6 miles. Collection predominantly on SW side of Rd. 91 Comment
  UC1192239  Kallstroemia californica Malcolm A. Nobs, S. Galen Smith 1948-9-5 546 Imperial about 5 mi e of Gray's Well (Highway 80, public water station adjacent to All-American Canal); Highway 80 Comment
  UCD170728  Kallstroemia californica A. C. Sanders; T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40391 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
  RSA704063  Keckiella antirrhinoides var. microphylla Jon P. Rebman, Mark Miller 2003-5-11 8987 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial Bounty border and N of the US/Mex border, N of Elliot Mine. 1140 Comment
  SBBG92190  Koeberlinia spinosa A. C. Sanders 1989-9-27 9521 Imperial Salvation Pass, ca. 100 m N of the well, ca. 25 m N of the old corral; Chocolate Mtns Aerial Gunnery Range 360 Comment
  UCR61973  Koeberlinia spinosa A. C. Sanders 1989-2-16 9032 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 8.75 mi west of base boundary (at the end of Dietz Rd.) on the road to Pegleg Well 396 Comment
  SD250474  Koeberlinia spinosa var. tenuispina T. B. Salvato, Fred M. Roberts, Tim Thomas 2013-3-14 7343 Imperial Chuckwally Bench, south of Chuckwalla Mountains, Arroyo Seco, ca. 6.7 km westsouthwest of Rainey Well. 598 Comment
  HSC82896  Krameria bicolor Christopher Davidson, A. P. Romspert, H. Surprenant 1979-4-29 7805 Imperial Pilot Knob Mesa, 0.5 mi. SW of former town site of Cactus, on railroad access road toward Glamis. 119 Comment
  SD200049  Krameria bicolor Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16381 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
  SD243927  Krameria bicolor Donald Hazlett 1993-3-13 6747 Imperial 2 mi S of Ocotillo 152 Comment
  SDSU6890  Krameria bicolor Robyn Garcia, M. 1987-3-28 Imperial I8, ca. .5 miles of, Myer Valley. Comment
  RSA167598  Krameria erecta Robert F. Thorne, R. Rutherford 1964-4-12 33669 Imperial Near Imperial Gables, Chocolate Mountains. 396 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
  SD211420  Krameria erecta Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18922 Imperial Southeast of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, E of Ocotillo & W of El Centro; on flats just N of jctn. Of powerline road & I-8 17 Comment
  SD250744  Krameria erecta Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28772 Imperial Palo Verde Mountains: southwest of Palo Verde; in the canyons & slopes west of old Palo Verde Road; north of Milpitas Wash & west of Hwy 78 235 Comment
  SEINET12805632  Krameria erecta Chris Dietrich, M. Merello, H. Schmidt 1994-1 36 Imperial 12.5 miles north of Interstate 8, off Ogilby Road, .5 miles east on Hayduke Mine Road. A278 BLM land, desert access guide map #21, 195 Comment
  UCD67947  Krameria erecta Glenn Greenleaf 1977-4-3 22 Imperial 8.6 mi. S. of Ocotillo Wells, 12.2 mi. S. on Arroyo Wash Rd. from the end of Split Mt. Rd. 230 Comment
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Sep 14 2016
  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
  SEINET12805634  Krameria grayi Chris Dietrich, M. Merello, & H. Schmidt 1994-1 34 Imperial 12.5 miles north of Interstate 8, off Ogilby Road, .5 miles east on Hayduke Mine Road, A278 BLM land, desert access guide map #21 195 Comment
  SEINET3108029  Krameria grayi Sears 1978-4-11 1166 Imperial 17 mi S of Palo Verde. 146 Comment
  UCR212579  Krameria grayi Jon P. Rebman, Warren Schmidtmann, Victoria Marshall 2008-4-10 14593 Imperial Sonora (Colorado) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 8 (SL 8), in Big Wash 15 Comment
  UCR41499  Krameria grayi A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6291 Imperial Peninsular Range/ Sonoran (Colorado) Desert, South side of old highway at Mountain Springs Road exit from Hwy I-8, c. 1/3 mile east of town of Mountain Springs, at head of Myer Creek 673 Comment
  JEPS22153  Langloisia setosissima subsp. setosissima Rimo Bacigalupi with Paul Hutchison 1958-2-18 6155 Imperial ne base of mts. 4.5 mi s Palo Verde settlement (in arroyo running eastward into Laguna Palo Verde); Palo Verde Mountains 88 Comment
  JEPS69827  Langloisia setosissima subsp. setosissima Marjorie D. Clary 1933-3-12 2030 Imperial Palm Creek Wash near (above) Seventeen Palms; s.w. Colorado Desert, Palm Creek Wash 121 Comment
  POM156250  Langloisia setosissima subsp. setosissima L. R. Abrams 1903-4-2 3171 Imperial Signal Mountain, Colorado Desert. Comment
  POM184125  Langloisia setosissima subsp. setosissima P. A. Munz, C. L. Hitchcock 1932-4-6 12161 Imperial 20 miles NE of Ogilby. Comment
  SD190668  Langloisia setosissima subsp. setosissima Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3217 Imperial Picacho State Recreation Area. Bear Canyon, ca. 1.5 miles SW of Colorado River. 266 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
  RSA0081261  Langloisia setosissima subsp. setosissima S. Granger 1979-3-30 s.n. Imperial Fossil Canyon. Comment
  CAS-BOT-BC171077  Larrea tridentata E. A. McGregor; Le Roy Abrams 1908-6-24 424 Imperial Willow Spring, Mohave Desert Comment
  CAS-BOT-BC171078  Larrea tridentata Ethel H. Campbell 1921-5-1 42 Imperial Between Jacumba and Mountain Springs, east side of pass. Comment
  CDA18527  Larrea tridentata Frank B. McMurry 1943-1 1287 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  RSA0117112  Larrea tridentata Mitch Provance 2008-3-15 10091 Imperial Chocolate Mountains Region: E. side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint. 293 Comment
  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
  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
  SD10376  Larrea tridentata Irma Van Gorder 1935-2-22 Imperial Painted Canyon Comment
  SD192064  Larrea tridentata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14576 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments 53 Comment
  SD200241  Larrea tridentata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16504 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
  SDSU11493  Larrea tridentata D. R. Harvey 1931-3-22 Imperial Near Coyote Wells 87 Comment
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Oct 13 2011
  SEINET4560822  Larrea tridentata R. Laport 2010-1 CA-J- 637 Imperial 12 km W of Glamis, CA, N side of Hwy 78, adjacent to irrigation canal, sandy dunes on W flank of Algodones Dunes 41 Comment
  SEINET4560842  Larrea tridentata R. Laport 2010-1 T 2 Q2-1305 Imperial 1 km W of pulloff on Hwy 86 at ~7 km N of Jct between Hwy 78 and Hwy 86, 1 Comment
  SEINET4560855  Larrea tridentata R. Laport 2010-1 CA-R- 837 Imperial 3km S of Jct. between Hwy 78 and Hwy 86, small dirt powerline Rd. on N side of Hwy 78, W of Salton Sea. -53 Comment
  SEINET4560999  Larrea tridentata R. Laport 2010-1 T 4 Q3-1887 Imperial 3.5km W from railroad Jct. with Ogilby Rd. on gravel Side Winder Rd., S side of road in open sand plains. 84 Comment
  SEINET4561001  Larrea tridentata R. Laport 2010-1 T 4 Q3-1889 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
  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
  SEINET4561016  Larrea tridentata R. Laport 2010-1 T 2 Q4-1402 Imperial 4.5km W of Salton City on Borrego-Salton Se Way, ~4km on dirt track (Holly Rd.) into California off-road recreation area. 30 Comment
  SEINET4561018  Larrea tridentata R. Laport 2010-1 T 2 Q4-1404 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
  SEINET4691397  Larrea tridentata R. Laport 2010-1 T 4 Q3-1852 Imperial 3.5 km W from railroad Jct. with Ogilby Rd. on gravel Side Winder Rd. S side of road in open sand plains 84 Comment
  SEINET4691445  Larrea tridentata R. Laport 2010-1 CA-K- 645 Imperial 1 km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E flank of Algodones Dunes 124 Comment
  SEINET4691449  Larrea tridentata R. Laport 2010-1 CA-J- 639 Imperial 12 km W of Glamis, CA, N side of Hwy 78, adjacent to irrigation canal, sandy dunes on W flank of Algodones Dunes 43 Comment
  SEINET4691452  Larrea tridentata R. Laport 2010-1 CA-K- 841 Imperial 1 km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E flank of Algodones Dunes 109 Comment
  SEINET4691506  Larrea tridentata R. Laport 2010-1 T 3 Q1-1603 Imperial 20km E of Brawley on Hwy 78, gravel turnoff on N side of Hwy, sandy dunes at W edge of Algodones Dunes. 12 Comment
  SEINET4691508  Larrea tridentata R. Laport 2010-1 T 3 Q1-1606 Imperial 20km E of Brawley on Hwy 78, gravel turnoff on N side of Hwy, sandy dunes at W edge of Algodones Dunes. 10 Comment
  SEINET4691511  Larrea tridentata R. Laport 2010-1 T 3 Q3-1705 Imperial 5km S on gravel Vista Mine Rd. at ~9.5km E of Glamis on Hwy 78, on E side of road at fork. 142 Comment
  SEINET4691531  Larrea tridentata R. Laport 2010-1 T 4 Q3-1882 Imperial 3.5km W from railroad Jct. with Ogilby Rd. on gravel Side Winder Rd., S side of road in open sand plains. 84 Comment
  SEINET4691550  Larrea tridentata R. Laport 2010-1 CA-H- 861 Imperial 25 km E of Calexico, CA on Hwy 98, ~13 km before Jct. with I-8 on S side of Hwy. near road to an All-American Canal Pumping Station. 13 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
  SEINET4691587  Larrea tridentata R. Laport 2010-1 T 3 Q2-763 Imperial 8.5 km N of Glamis on gravel Ted Kipf Rd., W side of road, on rocky "desert pavement" on E flank of Algodones Dunes 79 Comment
  SEINET4691590  Larrea tridentata R. Laport 2010-1 CA-S- 851 Imperial 25 km E of Glamis, CA~3 km NE on BLM Rd. across from Jct. of Ogilby Rd. and Hwy 78 338 Comment
  SEINET4691604  Larrea tridentata R. Laport 2010-1 CA-S- 860 Imperial 25 km E of Glamis, CA~3 km NE on BLM Rd. across from Jct. of Ogilby Rd. and Hwy 78 342 Comment
  SEINET4691611  Larrea tridentata R. Laport 2010-1 CA-I- 875 Imperial 14 km N of I-8 on E side of Ogilby Rd., just past the turn off for Gold Rocks Ranch. 172 Comment
  SEINET4691631  Larrea tridentata R. Laport 2010-1 T 3 Q2-760 Imperial 8.5 km N of Glamis on gravel Ted Kipf Rd., W side of road, on rocky "desert pavement" on E flank of Algodones Dunes 78 Comment
  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
  SEINET4691653  Larrea tridentata R. Laport 2010-1 T 4 Q1-1753 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
  SEINET4691662  Larrea tridentata R. Laport 2010-1 T 4 Q1-1751 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 45 Comment
  UCR100797  Larrea tridentata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2888 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 Comment
  UCR134113  Larrea tridentata June Latting 1967-3-25 s.n. Imperial Sonoran (Colorado) Desert, 0.5 mi. west of Ocotillo Junction on Hwy 80 183 Comment
  UCR240032  Larrea tridentata A. C. Sanders, Mitch Provance 2012-10-19 40445 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., c. 1.2 km SE (138 deg. ) of Raineys Well near low volcanic hills, S of old Bradshaw Trail 511 Comment
  UCSB8696  Larrea tridentata Long, Frances 1940-1-1 Imperial Salton Sea Comment
  SEINET10951256  Larrea tridentata Greg Gust, Leith Nye 2005-3-4 Gust 469 Imperial Ca. 12 m E of Brawley just S of intersection of Hwy 78 and A182. BLM land. Desert scrub. 71 Comment
  RSA767598  Larrea tridentata var. tridentata J. Mark Porter 2003-3-4 13488 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8. Comment
  SEINET5744260 Image available Larrea tridentata var. tridentata Robb Eidemiller 1975-1 36 Imperial 11 miles E of El Centro along Interstate 8; 50 feet from Hwy on S side.; El Centro Comment
  SD152264  Lasthenia gracilis Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-21 6574 Imperial Inkopah Mountains, Jacumba Wilderness Area. (IPB 10/07) Comment
  LA204432  Lepidium fremontii Joseph Andorfer Ewan; 1931-4-3 4121 Imperial 20 mi. E of Beal Well Comment
  RSA491241  Lepidium fremontii T. F. Daniel, M. Baker 1984-3-24 3396 Imperial Vicinity of Chuckawalla Well on south side of Chuckawalla Mountains. 610 Comment
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Dec 18 2012
  SD83103  Lepidium fremontii Helen V. Witham 1972-12-12 1762 Imperial Painted Gorge 149 Comment
  POM156228  Lepidium lasiocarpum L. R. Abrams 1903-4-4 3148 Imperial Hooded area, Colexico Comment
  RSA429600  Lepidium lasiocarpum Dr H. de Forest, Jack Rempel 1933-4-10 17697 Imperial Between Glamis & Ruthven Comment
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Apr 13 2009
  RSA776111  Lepidium lasiocarpum Amber Swanson 2011-3-9 199 Imperial Algodone dunes wilderness area 66 Comment
  UCR150437  Lepidium lasiocarpum A. C. Sanders, P. J. MacKay, Tim Thomas, E. J. Lawlor, et al. 2005-1-17 29062 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
  UCR165627  Lepidium lasiocarpum John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 15 and 16, c. 2 miles NE of Frink and c. 10 miles east of Bertram 23 Comment
  UCR260038  Lepidium lasiocarpum A. C. Sanders, Jim Malusa 2015-3-5 41270 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  UCR269690  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 663 Comment
  SD242772  Lepidium lasiocarpum subsp. lasiocarpum 1993-3-13 Imperial South Crucifixion Comment
  UCR278748  Lepidium lasiocarpum subsp. lasiocarpum Onkar Singh, B. Huttar 2015-3-14 5083 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  CAS-BOT-BC274027  Leptochloa fusca subsp. uninervia E. A. McGregor 1917-3-11 2035 Imperial Colorado Desert. Westmoreland Comment
  CAS-BOT-BC274028  Leptochloa fusca subsp. uninervia Peter H. Raven 1961-10-8 16838 Imperial Banks of canal on western outskirts of El Centro -12 Comment
  POM268624  Leptochloa fusca subsp. uninervia D. T. MacDougal 1908-02 46 Imperial Obsidian Island, Salton Basin. 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
  UCR212658  Leptochloa uninervia A. C. Sanders 2010-2-20 37287 Imperial Sonoran (Colorado) Desert; Colorado River Valley, near Haughtelin Lake (old Colorado R. oxbow), NE of Winterhaven between Cocopah (Blackwell) Rd. and lake 39 Comment
  RSA798398  Leptodactylon pungens J. P. Rebman, Melanie Howe 1997-4-5 3928 Imperial Jacumba Natural Area: east of Jacumba and southeast of Inkopah: Smuggler's Cave area. 900 Comment
  UC129471  Lesquerella tenella H. M. Hall 1905-4-24 5882 Imperial Salvation Springs , Salvation Springs (Colorado Desert) Comment
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Nov 20 2011
  UC665802  Lesquerella tenella Ira L. Wiggins 1941-3-25 9647 Imperial 11.3 mi ne Beal Well; east side of Chocolate Mountains Comment
  UC669234  Lesquerella tenella Annie M. Alexander and Louise Kellogg 1941-3-10 1924 Imperial 27 mi n Ogilby (Colorado Desert); Colorado Desert Comment
  SD162617  Linanthus bigelovii Jon Rebman, Mark Miller 2003-5-10 8968 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  POM38492  Linanthus jonesii A. M. Alexander, Louise Kellogg 1941-3-21 1988 Imperial Chocolate Mountains,Imperial Co, Beal Well Basin. 410 Comment
  RSA0024833  Linanthus jonesii J. Andre 2013-3-4 24146 Imperial Along Ogilby Rd., 22 miles N of I-8, 4 miles south of jct with Highway 78. 242 Comment
  RSA388043  Linanthus jonesii Steve Boyd 1986-2-6 1213 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  SD200144  Linanthus jonesii Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16460 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
  SD200482  Linanthus jonesii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16644 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
  UCR217780  Linanthus jonesii Jim Andre, T. La Doux 2010-3-1 12573 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
  UCR241575  Linanthus jonesii A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-23 40681 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, north of the old Blythe-Niland Road and south of the Bradshaw Trail, c. 3.7 km WNW of Raineys Well, just south of the Riverside Co. line 595 Comment
  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
  UCR16468  Linum usitatissimum William R. Bowen 1962-4-12 028 Imperial Sonoran (Colorado) Desert, State Hwy 111 between Calipatria and El Centro -46 Comment
  SEINET5578740  Loasaceae Steven P. McLaughlin 1998-1 7369 Imperial Low dunes near Colorado River 60 Comment
  HSC17055  Loeseliastrum schottii C. L. Hitchcock, C. V. Muhlick 1964-3-19 23152 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  RSA468335  Loeseliastrum schottii Robert Gustafson, Sterling Keeley 1983-5-6 2567 Imperial Gray's Well Road off Hwy 8, vicinity of the old Plank Rd. Marker 43 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
  RSA787631  Lomatium mohavense Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3482 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
  UCR268940  Lomatium mohavense Jim Andre 2015-3-3 31390 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, 0.2 mi south of Hwy 8 at In-ko-pah exit, just east of San Diego Co. line 963 Comment
  POM276682  Lotus Lyman Benson 1933-4-1 4244 Imperial Cuyamaca Mountains. US 80, grade to Mt. Springs, Salton Sea Watershed. 457 Comment
  UC495166  Lotus argophyllus var. argophyllus Philip A. Munz 1931-3-14 11496 Imperial at foot of Mountain Springs Grade Mountain Springs Grade Comment
  UC1292592  Lotus salsuginosus var. brevivexillus C. L. Hitchcock and C. V. Muhlick 1964-3-20 23197 Imperial about 7 mi n State Highway S2 junction with Highway 80 (along State Highway S2) Comment
  UCR269656  Lotus salsuginosus var. brevivexillus A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42194 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
  UCR148681  Lotus scoparius var. brevialatus Jon P. Rebman, Veronica Gallego, Joan Dowd 2000-4-19 6512 Imperial Colorado Desert, Mountain Springs Grade near I-8 exit Comment
  CDA27330  Lotus strigosus T. C. Fuller 1962-4-4 8079 Imperial Shell Canyon Road, south of Coyote Mountain, 2.8 miles north of Ocotillo. 0 Comment
  JEPS29265  Lotus strigosus Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8332 Imperial 4.5 mi s Picacho (on the Colorado River, nw of Yuma); Box Canyon 152 Comment
  UC604937  Lotus strigosus Roxana S. Ferris and Ruth P. Rossbach 1938-5-17 9625 Imperial upper end of Painted Gorge Carisso Mts., Painted Gorge Comment
  UCR100955  Lotus strigosus B. G. Pitzer 1998-2-1 3465 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
  UCR217789  Lotus strigosus Jim Andre, T. La Doux 2010-3-1 12576 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
  POM26292  Lupinus arizonicus Marcus E. Jones 1996-4-25 11536 Imperial West of Yuma. Comment
  RSA0013103  Lupinus arizonicus Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4561 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA101737  Lupinus arizonicus R. Weatherby 1950-3-4 1044 Imperial 6 miles west of Yuma on Highway 80. 61 Comment
  RSA289284  Lupinus arizonicus Charles Convis 1980-4-10 149 Imperial 27 km due WNW of Westmorland; Confluence of San Felipe creek and Fish Creek Wash area. -30 Comment
  RSA607309  Lupinus arizonicus R. S. Woglum 1940-3-11 2481 Imperial Sonoran Desert: Beal's Well; south end of Chocolate Mountains. Comment
  SD27687  Lupinus arizonicus Allan Keller 1940-3-16 207 Imperial Painted Gorge. Comment
  SEINET2062831 Image available Lupinus arizonicus A. C. Sanders, D. Charlton, B. Pitzer, W. Wright 1986-3-10 6277 Imperial Mountain Springs Rd. exit from Hwy I-8 S side of old highway ca 1/3 mi E of community of Mountain Springs, at head of Myer Creek. 670 Comment
  UCR260273  Lupinus arizonicus A. C. Sanders, Jim Malusa 2015-3-7 41315 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  RSA700473  Lupinus bicolor J. P. Rebman, D. Silverman, B. Lauri, Oscar Solis 2001-4-13 7230 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at tope of grade along road to Valley of the Moon, just E of the microwave towers. 1200 Comment
  SEINET4035761  Lupinus concinnus P. J. Knight 1979-1 630 Imperial Highway 8, 5 miles west of Yuma. Comment
  CAS-BOT-BC205445  Lupinus excubitus var. excubitus Carl B. Wolf 1931-3-14 1896 Imperial Base of Mountain Springs Grade, west side of Colorado Desert 182 Comment
  RSA787791  Lupinus excubitus var. medius Duncan S. Bell 2012-3-23 3236 Imperial The Jacumba mountains; collecting in Boulder Creek approximately 3 miles north of the U.S./Mexico border. 582 Comment
  SEINET7998982  Lupinus excubitus var. medius Jon P. Rebman 1997-4-5 3916 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  RSA802270  Lupinus sparsiflorus Duncan S. Bell 2013-3-24 4596 Imperial The eastern base of the Jacumba Mountains; in Palm Canyon Wash approximately 6.25 air miles southwest of the town of Ocotillo and about 0.25 air mile east of the boarder of Anza-Borrego Desert State Park. 405 Comment
  CHSC64186  Lycium andersonii Chris Dietrich; M. Merello, H. Schmidt 1994-4-13 33 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 bottom of wash. 245 Comment
  GMDRC5784  Lycium andersonii J. M. Andre 2013-3-4 24070 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
  POM184732  Lycium andersonii Philip A. Munz, C. Leo Hitchcock 1932-4-6 12184 Imperial Midway Well. 28 mi. N. of Ogilby. Comment
  RSA167526  Lycium andersonii Robert F. Thorne, R. Rutherford 1964-4-11 33636 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA27486  Lycium andersonii I. L. Wiggins 1941-3-25 9650 Imperial 11.3 miles northeast of Beal Well. Comment
  RSA735313  Lycium andersonii Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11266 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region: western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of US Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  RSA802362  Lycium andersonii Duncan S. Bell 2013-3-24 4624 Imperial The eastern base of the Jacumba Mountains; in Palm Canyon Wash approximately 6.25 air miles southwest of the town of Ocotillo and about 0.25 air mile east of the boarder of Anza-Borrego Desert State Park. 405 Comment
  SEINET10697077  Lycium andersonii Greg Gust, Leith Nye 2005-3-3 Gust 462 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
  SEINET839059  Lycium andersonii Ed LaRue 1991-1 91 -45 Imperial 6 miles north of Cargo Muchacho Mts, 7-8 miles north of Hedges. Comment
  UCR253882  Lycium andersonii Jim Andre 2013-3-4 24070 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  UCR260044  Lycium andersonii A. C. Sanders, Jim Malusa 2015-3-5 41262 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  UCR269879  Lycium andersonii A. C. Sanders, Jim Malusa 2016-3-16 42278 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd. at powerlines, 2.6 km NNW of Beal Well 472 Comment
  UCR165484  Lycium brevipes John F. Green 2005-3-11 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 12 and 13, c. 4 miles east of Wister 29 Comment
  UCR269455  Lycium brevipes A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42083 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  POM184595  Lycium brevipes var. hassei Philip A. Munz, C. Leo Hitchcock 1932-4-4 12112 Imperial Sandy wash 5 mi. N.W. of Dixieland. Comment
  UC103863  Lycium fremontii T. S. Brandegee 1901-3-30 Imperial Signal Mt. Colorado Desert Comment
  UC667168  Lycium fremontii Annie M. Alexander and Louise Kellogg 1941-5-28 2255 Imperial 17 mi n Ogilby; Colorado Desert 246 Comment
  UCR574  Lycium torreyi R. A. Flock 1954-6-10 s.n. Imperial Sonoran (Colorado) Desert, Winterhaven Comment
  CAS-BOT-BC60267  Lyrocarpa coulteri Roxana S. Ferris 1939-3-29 9703 Imperial Fish Creek Mountains. Split Mountain Canyon. Comment
  RSA650457  Machaeranthera asteroides C. J. Humphrey 1936-5-28 398 Imperial Imperial County Comment
  CDA8229  Machaeranthera canescens T. C. Fuller 1962-10-17 9788 Imperial L. Levy property, Route 1, Box 366, road to Bard, 1.6 miles north of Winterhaven. 0 Comment
  RSA700469  Malacothrix glabrata J. P. Rebman, D. Silverman, B. Lauri, Oscar Solis 2001-4-13 7225 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at tope of grade along road to Valley of the Moon, just E of the microwave towers. 1200 Comment
  SD200331  Malacothrix glabrata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16784 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 14 (SL14), NW of Tetherball Hill in Coral Wash, Site AMBSAL in dried mud and sand arroyo and surrounding hillsides 6 Comment
  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
  SD134514  Malperia tenuis Craig Reiser 1992-3-8 Imperial Pinto Wash Comment
  RSA433874  Malvella leprosa L. H. Jones 1910-5-11 s.n. Imperial second bottom on sandy slope, Colorado River near Pilot Knob Comment
  UCD116698  Malvella leprosa Malcolm A. Nobs; S. Galen Smith 1948-9-6 563 Imperial About 5 miles west of El Centro. Comment
  SD157306  Mammillaria dioica Jon P. Rebman 2001-3-16 7194 Imperial Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit. (IPB 9/07) 459 Comment
  CAS-BOT-BC216190  Marina parryi Steve Boyd 1986-2-6 1248 Imperial CARGO MUCHACHO MTS: Bajado E of the Mts., Powerline Road 5.6 mi W of Picacho Rd Comment
  UC494391  Marina parryi C. L. Hitchcock 1932-4-7 12194 Imperial 6 mi n Midway Well (e Imperial County) Comment
  UCR264768  Marina parryi Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-25 28806 Imperial Sonoran (Colorado) Desert, vicinity of Hauser Geode Beds, west of Milpitas Wash Road, west of Hwy 78, southwest of Palo Verde & SW of the Palo Verde Mountains 260 Comment
  SEINET7999395  Medicago sativa Jon P. Rebman 1996-10-26 3733 Imperial Seeley, N de Seeley 10 Comment
  UCD108067  Melilotus indicus Lyster H. Dewey 1916-4-5 s.n. Imperial Yuma Experiment Farm, Bard. Comment
  SBBG87921  Menodora scabra var. glabrescens A. C. Sanders, D. Charlton, B. Pitzer, W. Wright 1986-3-10 6276 Imperial Mtn Spring Rd exit from Interstate 8, S side of old Hwy, ca. 1/3 mi E of Myer Crk 670 Comment
  UC1787718  Menodora scoparia Jon P. Rebman, O. Solis 2001-5-4 7311 Imperial Mountain Springs Grade, just S of Interstate 8. 670 Comment
  SD242864  Mentzelia affinis BLM 1998-3-3 474 Imperial Pinto Wash Comment
  CDA18549  Mentzelia desertorum Frank B. McMurry 1943-1 1316 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  SD200052  Mentzelia desertorum Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16243 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments 60 Comment
  SD200442  Mentzelia desertorum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16593 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), North fork of Big Wash, Site ENCHYB on flats and in cobble and sand arroyos 17 Comment
  JEPS22161  Mentzelia involucrata Rimo Bacigalupi with Paul Hutchison 1958-2-17 6146 Imperial 1 1/2 mi n southern base of the Palo Verde Mountains (Along Blythe-Ogilby) 243 Comment
  RSA69541  Mentzelia involucrata F. W. Peirson 1941-4-8 s.n. Imperial Painted Gorge north of the San Diego to El Centro hwy. Comment
  RSA747496  Mentzelia involucrata G. Gust, L. Nye 2005-3-4 485 Imperial Off of Hwy 78 on Black Mountain Rd. ca. 3 miles from Hwy 78 intersection at dry wash approaching Black Mountains. 363 Comment
  SD200056  Mentzelia involucrata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16177 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 20 (SL20), Palm Wash, Site BRATOU in sandy arroyo bottom and surrounding rocky mud embankments 45 Comment
  SD200058  Mentzelia involucrata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16479 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
  SD200446  Mentzelia involucrata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16766 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
  SD200448  Mentzelia involucrata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16577 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
  SD260268  Mentzelia involucrata A. C. Sanders, Jim Malusa 2016-3-18 42377 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap (Iris Pass 7.5'Q) 537 Comment
  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
  SEINET212863  Mentzelia involucrata Unknown 1973-3-24 Imperial Palo Verde Valley, 5 airline miles south of Palo Verde. 76 Comment
Read comments
Nov 20 2013
  UCR103624  Mentzelia involucrata George K. Helmkamp, E. A. Helmkamp 1998-3-19 2927 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR85074  Mentzelia involucrata A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16064 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
  UCR85401  Mentzelia involucrata John Wear, Tish Bennett, Nathan Moorhatch 1995-4-28 s.n. Imperial Sonoran Desert, Fish Creek Mtns, U.S. Gypsum mine 152 Comment
  SD125142  Mentzelia longiloba var. longiloba Steven P. McLaughlin, Janice E. Bowers 1985-3-10 2955 Imperial In sandy soil, along frontage road north of I-8, just west of Andrade exit. 60 Comment
  SD175111  Mentzelia longiloba var. longiloba Amadeo M. Rea 1993-3-18 1889 Imperial West of Yuma, Brock Research Center Road & I-8 Comment
  SEINET889859  Mentzelia longiloba var. longiloba D. F. Howe 1980-1 Imperial 19 miles east of Brawley on Highway 78 Comment
  UCR123769  Mentzelia longiloba var. longiloba Steven R. Hill, K. Kramer 2001-4-27 33502 Imperial Sonoran/Colorado Desert, north side of California Route 78, 1.7 mi west of Glamis (measured from railroad crossing), Algodones Dunes 92 Comment
  OBI37633  Mentzelia multiflora Robert F. Thorne, et al. 1977-11-26 50921 Imperial Near jctn of hwy 18 and Obilby Rd, just E of Algodones Dunes Comment
  RSA652883  Mentzelia puberula John Wallace 1991-5-12 27 Imperial Cibola National Wildlife Refuge; along unimproved dirt levee road. Comment
  HSC15881  Mentzelia tricuspis C. L. Hitchcock, C. V. Muhlick 1964-3-20 23203 Imperial About 20 mi. NW of Yuma Comment
  UCR214489  Mesembryanthemum nodiflorum A. C. Sanders 2010-3-25 37618 Imperial Sonoran (Colorado) Desert; Salton Trough, east side of the Salton Sea, Pacific Wash at Hwy 111, 0.7 mi. SE of Hot Mineral Spa Rd., between hwy and RR tracks -60 Comment
  UCR148685  Mimulus aridus Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6510 Imperial Colorado Desert, Mountain Springs Grade near I-8 exit Comment
  SEINET4557627  Mimulus aurantiacus var. aridus Jon P. Rebman, Melanie Howe 1997-1 3922 Imperial Jacumba Natural Area: east of Jacumba and southeast of Inkopah: Smuggler's Cave area. 900 Comment
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Nov 30 2017
  RSA801906  Mimulus bigelovii Duncan S. Bell, Kim Clark, Megan Ferguson, Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4540 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA420970  Mimulus bigelovii var. bigelovii N. C. Cooper 1949-3-17 3083 Imperial Coyote Wells. 152 Comment
  RSA0015808  Mirabilis laevis var. retrorsa Jim Andre 2013-3-4 24137 Imperial Cargo Muchacho Mtns: northwest side of range, on BLM Rd 664, 0.5 mi east of Ogilby Rd. 195 Comment
  RSA69471  Mirabilis laevis var. retrorsa F. W. Peirson 1927-4-14 7180 Imperial Canyon near east end of Santa Rosa Mountains, 8 miles from Imperial Valley Boulevard. Comment
  UCR269483  Mirabilis laevis var. retrorsa A. C. Sanders, Jim Malusa 2016-3-7 42114 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, small wash crossing dirt road 3.5 km SW of E.O.D. Camp Burt (off intersection of Dietz Rd. & Skyline Dr.), near NE foot of Blue Mountain 363 Comment
  CAS-BOT-BC384041  Mirabilis laevis var. villosa C. L. Hitchcock 1966-3-20 24290 Imperial About 15 mi. n. of Ogilby on rd. to Blythe Comment
  CAS-BOT-BC384042  Mirabilis laevis var. villosa S. B. Parish 1914-4-6 9086 Imperial Mountain Springs Comment
  JEPS99942  Mirabilis laevis var. villosa Rimo Bacigalupi and P. C. Hutchinson, L. Heckard 1962-3-20 8326 Imperial about 6.3 miles S of Picacho which is on the Colorado River, NW of Yuma 182 Comment
  RSA289356  Mirabilis laevis var. villosa Charles Convis 1980-4-9 139 Imperial Colorado Desert, Western Salton Basin, 27 km. due WNW of Westmorland. Carrizo Wash ca. 1 km S. of confluence with San Felipe Creek. -33 Comment
  SD6170  Mirabilis laevis var. villosa unknown 1917-4-1 Imperial Foot of Mountains Springs Grade. Comment
  RSA0018552  Mirabilis tenuiloba Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6072 Imperial Jacumba Mountains; in canyon hiking over to Skull Canyon to the east of Davies Canyon, about 1.75 air mile north of the U.S./Mexico border. 220 Comment
  SD250523  Mirabilis tenuiloba Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell Adriana VanKleveren 2013-3-17 4571 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles southe of the town of Ocotillo. 232 Comment
  UC1292284  Mirabilis tenuiloba C. L. Hitchcock, C. V. Muhlick 1964-3-20 23185 Imperial along state highway S2 7 mi N of junction with highway #80 Comment
  SEINET8412624  Mohavea Ira L. Wiggins 1957-3-24 14046 Imperial Painted Gorge, 5 mi. n. of State Hwy. 80. Comment
  SD144562  Mohavea confertiflora Suzanne Bell 1998-3-1 309 Imperial Sandy wash and roadside, near road to Ferguson Lake Comment
  UC665841  Mohavea confertiflora Ira L. Wiggins 1941-3-24 9599 Imperial 6 mi ne of Niland (on road to Beal Well) Comment
  UCD124023  Mohavea confertiflora N. D. Atwood 1970-4-3 2360 Imperial ca. 10 miles north of junction of Glamis-Ogelby roads. Comment
  JEPS59828  Monolepis nuttalliana W. L. Jepson 1927-4-16 11759 Imperial e. of Coyote Wells; Colorado Desert 60 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-BC349749  Monoptilon bellioides Mrs. W. J. Anderson 1926-3-1 s.n. Imperial Westmoreland Comment
  CDA18535  Monoptilon bellioides Frank B. McMurry 1943-1 1311 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  HSC6036  Monoptilon bellioides C. L. Hitchcock 1966-3-20 24306 Imperial 20 mi. N of Ogilby, along road to Blythe Comment
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Mar 2 2013
  JEPS31447  Monoptilon bellioides W. L. Jepson 1927-4-17 11780 Imperial Myers Creek bridge, foot of Mountain Springs Grade Mountain Springs Grade, Myers Creek 243 Comment
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May 29 2007
  RSA695938  Monoptilon bellioides LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1311 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD190606  Monoptilon bellioides Larry Hendrickson, Jon Rebman. 2005-4-15 3126 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  UC1353382  Monoptilon bellioides C. L. Hitchcock 1968-3-12 25453 Imperial 5 mi nw Coyote Wells Comment
  UC1372553  Monoptilon bellioides C. Leo Hitchcock 1970-3-18 25687 Imperial ca 8 mi n Winterhaven Comment
  UC669217  Monoptilon bellioides Annie M. Alexander and Louise Kellogg 1941-3-8 1911 Imperial 13 mi n Ogilby; Colorado Desert 185 Comment
  UCR17912  Monoptilon bellioides A. C. Sanders 1976-3-25 s.n. Imperial Sonoran (Colorado) Desert, Frink Springs area, east side of the Salton Sea 0 Comment
  UCR269645  Monoptilon bellioides A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42202 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
  CDA32546  Muhlenbergia microsperma T. C. Fuller 1976-12-14 20180 Imperial Colorado Desert; 2 km south of Picacho Campground. 0 Comment
  RSA388026  Muhlenbergia microsperma Steve Boyd 1986-2-6 1233 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
  UCR262322  Muhlenbergia microsperma Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren 2013-3-9 4501 Imperial Colorado (Sonoran) Desert, Chocolate Mountains, at the meeting point of Picacho Road and Little Picacho Wash, c. 1.7 air mi southeast of Picacho Peak 156 Comment
  UCR264788  Muhlenbergia microsperma Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-24 28749 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
  SEINET10522270  Muhlenbergia microsperma Noel H. Holmgren, Patricia K. Holmgren 1973-3-29 Holmgren 6543 Imperial Picacho Road, 2 mi S of Picacho, 19 airline mi N of Yuma. Locally common on banks of wash under paloverde tree. 107 Comment
  SD250407  Muhlenbergia rigens Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan. 2012-11-17 4396 Imperial Jacumba Mountains; Boulder Creek, approximately 1.7 air miles southeast of Mountain Spring or approximately 1.5 air miles southwest of Myer Valley (In-Ko-Pah Gorge) 569 Comment
  SD201046  Myriopteris parryi Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16724 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
  SD134714  Myriopteris viscida Helen V. Witham 1970-12-14 1186 Imperial West-facing slope, In-Ko-Pah Gorge, ca. 10 m above wash 399 Comment
  JEPS29233  Nama Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8310 Imperial just nw of Yuma, Ariz. and 0.2 mi n All American Canal (in gravel of wash at mouth of Picacho Wash along Picacho Road 5 mi n of its junction with old U.S. Highway 80); n of All American Canal, mouth Picacho Wash 60 Comment
  SD262292  Nama demissa A. C. Sanders, Jim Malusa 2017-3-10 42782 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, Mammoth Wash near Hayden Well. 284 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
  CDA18533  Nama demissa var. demissa Frank B. McMurry 1943-1 1313 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  RSA0024831  Nama hispida var. spathulata Jim Andre 2013-3-4 24143 Imperial Along Ogilby Rd., 22 miles N of I-8, 4 miles south of jct with Highway 78. 242 Comment
  SD143852  Nama hispida var. spathulata G. K. Helmkamp, E. A. Helmkamp 1998-3-18 2898 Imperial 7.0 miles north of Winterhaven on Picacho Road and 1.7 miles east on powerline road. 198 Comment
  RSA0043147  Nama hispida var. spathulata Donald A. Johansen, Joseph A. Ewan 1932-4-13 7126 Imperial Eastern edge of Sand Hills on Yuma Road at Ogilly turnoff Comment
  UCR249855  Nemacladus T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-3-13 7318 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off road between the well and powerline road 534 Comment
  SD242776  Nemacladus glanduliferus Donald Hazlett 1993-3-13 6738 Imperial 2 mi. S of Ocotillo, just N of WA 152 Comment
  UCR211978  Nemacladus glanduliferus Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-10 16260 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 19 (SP19), north fork of Palm Wash, Site HYPEMO in sandy arroyo and surrounding rocky embankments 88 Comment
  RSA787795  Nemacladus glanduliferus var. orientalis Duncan S. Bell 2012-3-23 3258 Imperial The Jacumba mountains; collecting in a narrow bouldery canyon on the way to Myer Valley approximately 4.5 air miles north of the U.S./Mexico border. 500 Comment
  JEPS22347  Nemacladus orientalis Rimo Bacigalupi with Drs. R. and A. Tryon, R. and A. Alava 1958-3-3 6219 A Imperial about 5.5 mi s Midway Well (along road from Palo Verde to Ogilby, about 1.0 mi n of the junction of road to Glamis, e flanks of Chocolate Mts); Chocolate Mts. 332 Comment
  RSA777014  Nemacladus orientalis J. P. Rebman, G. Fleming, V. Marshall, A. Winner 2009-3-24 16653 Imperial Freeman Properties (truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; near north fork of Big Wash, Site TRICAL on mesas and surrounding hillsides 58 Comment
  SD208189  Nemacladus orientalis Jon Rebman, G. Fleming, et al. 2009-3-24 16653 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, northwest of Salton City, west of Highway 86; Section 8 (SL8), near north fork of Big Wash, Site TRICAS on mesas and surrounding hillsides. 57 Comment
  SEINET1869634  Nemacladus orientalis Steven P. MacLaughlin, Janice E. Bowers 1985-1 2910 Imperial N end of Palo Verde Mtns, 10 miles SW of Palo Verde. 213 Comment
  UCR108485  Nemacladus orientalis A. C. Sanders, P. J. MacKay, G. K. Helmkamp 1995-3-12 16069 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
  UCR42805  Nemacladus orientalis A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6241 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
  CAS-BOT-BC492920  Nemacladus rubescens Duncan S. Bell 2012-3-23 3267 Imperial Jacumba Mountains; eastern base of range; Palm Canyon Wash, approx. 3 air mi SE of Dos Cabezas, about 0.8 air mi E of the San Diego/Imperial county border 344 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
  SD155782  Nemophila menziesii var. integrifolia Jon P. Rebman 2001-3-16 7202 Imperial Jacumba Natural Area, In-Ko-Pah Mountains, near Smuggler's Cove. (IPB 10/07) 1046 Comment
  UC2015580  Nicotiana clevelandii A. C. Sanders with G. Helmkamp & P. MacKay 1995-3-12 16051 Imperial Salton Sink: Travertine Point, W side of Hwy 86 just S of the Riverside Co. line. Comment
  RSA426697  Nicotiana glauca H. S. Gentry 1935-1 2154 Imperial Brawley. Comment
  RSA426720  Nicotiana obtusifolia Jack Rempel 1932-11-12 16134 Imperial Chocolate Mts. Comment
  SD250705  Nicotiana obtusifolia Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28794 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
  SEINET3240070  Nicotiana obtusifolia Jon Rebman, G. Fleming and W. Schmidtmann 2009-1 16439 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC. -5 Comment
  UCD126681  Nicotiana obtusifolia N. French 1934-2-21 198 Imperial exact location unknown. 304 Comment
  UCR266564  Nicotiana obtusifolia A. C. Sanders, J. Malusa 2016-1-22 41938 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, old Niland to Blythe Road, 3.4 miles above Coachella Canal at Slab City, US Navy Chocolate Mountains Aerial Gunnery Range 104 Comment
  RSA321382  Nolina bigelovii James C. Dice, Michael Donoghue 1984-6-24 580 Imperial Mountain Spring, southwestern Imperial County. 670 Comment
  RSA643662  Nolina bigelovii James C. Dice, Ann Croft 1985-6-5 614 Imperial Mountain Springs. 670 Comment
  SD143077  Nolina bigelovii Jon Rebman, Mike Simpson 1997-5-28 4138 Imperial Jacumba Wilderness Area: In-Koh-Pah Mountains; Smuggler's Cave area south of Mountain Spring; along US/Mexican border Comment
  UCR266738  Notholaena californica A. C. Sanders, Jim Malusa 2016-1-23 41983 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, head of canyon north of old Niland to Blythe road, 1.35 miles WNW of Beal Well 485 Comment
  UCR266773  Notholaena californica A. C. Sanders, Jim Malusa 2016-1-23 41986 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, head of canyon north of old Niland to Blythe road, 1.5 miles WNW of Beal Well 515 Comment
  SD128694  Oenothera deltoides Darley F. Howe 1980-4-14 Imperial 19 miles east of Brawley on Highway 78 Comment
  UCR17331  Oenothera deltoides Anna Mayers 1978-3-27 s.n. Imperial Sonoran (Western Colorado) Desert, outside Anza Borrego Park, on Route S-22 152 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
  POM184494  Oenothera deltoides subsp. deltoides P. A. Munz, C. L. Hitchcock 1932-4-5 12128 Imperial 10 miles SE of Holtville. Comment
  RSA528111  Oenothera deltoides subsp. deltoides Ed LaRue 1991-4-11 91 -23 Imperial Western side of Imperial Sand Dunes area, immediately N of Hwy 78. Comment
  SD250525  Oenothera deltoides subsp. deltoides J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  UC1252000  Oenothera deltoides subsp. deltoides William M. Klein 1958-2-12 Imperial along US Hwy 99 about 3.6 mi se Kane Springs 50 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
  HSC16535  Oenothera primiveris C. L. Hitchcock 1966-3-19 24284 Imperial Between Yuma and Holtsville Comment
  UCR101719  Oenothera primiveris B. G. Pitzer 1998-2-2 3496 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
  CAS-BOT-BC427414  Oligomeris linifolia Geo. D. Abrams 1902-4-1 s.n. Imperial Imperial Comment
  CAS-BOT-BC427416  Oligomeris linifolia E. A. McGregor 1917-4-8 819 Imperial Colorado Desert. Westmoreland Comment
  CAS-BOT-BC427427  Oligomeris linifolia LeRoy Abrams 1903-3-28 3226 Imperial Heber, Imperial Valley Comment
  RSA167515  Oligomeris linifolia Robert F. Thorne, R. Rutherford 1964-4-10 33581 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  SBBG29408  Oligomeris linifolia D. Myrick 1968-3-1 1782 Imperial base of Fish Crk Mtns, 15 mi S of Ocotillo Wells along Gypsum Mine railroad 30 Comment
  SD200206  Oligomeris linifolia Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16349 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
  SD200208  Oligomeris linifolia Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16222 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
  SD200211  Oligomeris linifolia Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16554 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
  SD250537  Oligomeris linifolia Ellen Dean, Tom Starbuck, Margaret Starbuck, T. Zavortink 2010-4-9 5919 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 miles N of Hwy 78 along Kipf Road. In long finger of vegetation on the E side. Inside incomplete ring of minor dunes on E side of main dune. 75 Comment
  SD254694  Oligomeris linifolia A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41910 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range (Tortuga 7.5'Q) 270 Comment
  UCR150429  Oligomeris linifolia A. C. Sanders, P. J. MacKay, Tim Thomas, E. J. Lawlor, et al. 2005-1-17 29066 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
  UCR211323  Oligomeris linifolia Jim Andre, T. La Doux 2009-2-26 9863 Imperial Sonoran (Colorado) Desert, Borrego Desert, low hills c. 1.5 mi northeast of Ocotillo and Fwy I-8 96 Comment
  UCR217773  Oligomeris linifolia Jim Andre, T. La Doux 2010-3-1 12527 Imperial Colorado (Sonoran) Desert, Borrego Desert, southeastern Coyote Mountains, along Painted Gorge Road, c. 5 mi northeast of town of Ocotillo, 4 mi north of Hwy I-8 68 Comment
  UCR269759  Oligomeris linifolia A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42222 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
  UCR279441  Oligomeris linifolia A. C. Sanders, Jim Malusa 2017-3-26 43079 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
  POM28556  Olneya tesota Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA602100  Olneya tesota L. C. Wheeler 1955-6-15 7157 Imperial 3 miles SSW of Palo Verde.: . Comment
  RSA695937  Olneya tesota LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1278 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 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
  SEINET3828042  Olneya tesota J. Mark Porter 2003-1 13490 Imperial Imperial Dunes ( Algodones Dunes), ca 2.2 mi NW of Interstate Highway 8. Burchan dunes just west of the large transverse dunes. Comment
  UC1281089  Olneya tesota H. E. McMinn 1925-6-28 1447 Imperial ne base Signal Mt. Comment
  UC1605755  Olneya tesota A. C. Sanders 1989-5-7 9086 Imperial ca 15 km n Glamis (in wash at Mary Lode Mine); Chocolate Mountains 400 Comment
  UCD108101  Olneya tesota A. C. Sanders 1989-5-7 9086 Imperial Chocolate Mountains, at Mary Lode Mine, ca. 15 km N of Glamis. 400 Comment
  SEINET5574062  Onagraceae Steven P. McLaughlin 1998-1 7371 Imperial Picacho Wash below All American Canal 60 Comment
  SEINET5580026  Onagraceae Steven P. McLaughlin 1998-1 7389 Imperial Along to road to Picacho State Rec. Area, rocky slope with Larrea tridentata, Olneya teosota. 275 Comment
  SEINET934811  Onagraceae Jon Rebman, A. Salywon & C. Christy 1998-1 4953 Imperial West of Picacho State Recreation Area; along Indian Pass Road ca. 9.7 mile east of Ogilby Road. 150 Comment
  RSA721467  Opuntia basilaris var. basilaris Sarah J. De Groot, Tim Thibault, Valentin Arvizu, Steve Boyd, Aydee Virgen, Tammy Morgan 2004-5-14 4344 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
  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
  JEPS70881  Orobanche cooperi L. R. Heckard 1973-4-22 3313 Imperial about 7 mi e of San Diego County Line (along Route 78) 60 Comment
  JEPS70885  Orobanche cooperi L. R. Heckard 1973-4-23 3317 Imperial 2.5 mi. s. Glamis 152 Comment
  SD114108  Orobanche cooperi Darley F. Howe 1958-3-30 2596 Imperial 2.5 miles south of a point on #98, 12 miles east of junction with #80. Comment
  SD28463  Orobanche cooperi Charles F. Harbison 1941-4-27 Imperial Colorado Desert, 10 miles east of Carrizo. 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
  RSA0087370  Orobanche cooperi subsp. cooperi Jack Rempel 1933-3-12 17237 Imperial 5 mi. N of Kane Spgs, Colorado Desert. Comment
  SEINET8466942 Image available Orobanche ludoviciana L. C. Higgins 1973-3-26 6360 Imperial Ca 20 mi northwest of Winterhaven along Olgsby Road Comment
  UCD123214  Orobanche parishii subsp. parishii Kenneth A. Wilson 1964-4-11 1322 Imperial Orita-Glamis Road, 3 miles east of East Highline Canal. Comment
  CAS-BOT-BC327827  Palafoxia arida Roxana S. Ferris 1928-4-19 7125 Imperial 3 miles from Grays Well on the Holtville Road Comment
  CAS-BOT-BC327828  Palafoxia arida Roxana S. Ferris 1939-3-29 9697 Imperial Split Mountain Canyon, Fish Creek Mountains Comment
  CAS-BOT-BC327851  Palafoxia arida Robert F. Thorne; R. Rutherford 1964-4-11 33611 Imperial Near center of sand dunes, few miles W of Glamis 121 Comment
  CAS-BOT-BC327852  Palafoxia arida Catherine A. Toschi 1963-4-9 63 :105 Imperial 3 miles S Palo Verde 80 Comment
  CAS-BOT-BC327885  Palafoxia arida E. A. McGregor 1917-3-17 747 Imperial San Felipe Wash, Salton Sink. Colorad Desert Comment
  OBI38336  Palafoxia arida A. C. Sanders, Pitzer, Charlton, et al 1986-3-8 6159 Imperial East Mesa, E end of Montgomery Rd at the Coachella Canal, ca 1.25 mi NW of Mammoth Wash crossing of the canal. (T12S, R15E, SE 1/$ sec 1 27 Comment
  RSA176233  Palafoxia arida R. F. Thorne, Robert L. Rutherford 1964-4-10 33557 Imperial East side Sand Hills, 14 miles west of Yuma on Hwy 80. Comment
  RSA676319  Palafoxia arida J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness Comment
  SEINET2043467 Image available Palafoxia arida Jon P. Rebman, A. Salywon, C. Christy 1998-3-22 4938 Imperial SE of El Centro; along HWY 98, ca. 1.4 mi SE of I-8. 20 Comment
  SFV4067  Palafoxia arida K. A. Wilson 1964-4-11 1317 Imperial Orita-Glamis Road, 3 miles east of East Highline Canal. Comment
  UCD134909  Palafoxia arida Kenneth A. Wilson 1964-4-11 1327 Imperial 3 miles east of Coachella Canal on the Orita-Glamis Road. 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
  UCD134869  Palafoxia arida James B. Garner 1958-12-8 399 Imperial exact location unknown. Comment
  POM6876  Palafoxia arida var. arida P. A. Munz, G. Williams 1919-2-26 2386 Imperial Salton Sea, at sea level. 0 Comment
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Aug 28 2016
  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
  SD125239  Palafoxia arida var. arida Steven P. McLaughlin, Janice E. Bowers 1985-3-8 2921 Imperial Junction California Highway 78 and Mitchell's Camp Road. 89 Comment
  SD139662  Palafoxia arida var. arida Jon Rebman, Maggie Loy 1996-10-27 3762 Imperial N of Glamis: Algodones Dunes 60 Comment
  SD142464  Palafoxia arida var. arida Jon P. Rebman, Adrienne Russell 1997-9-6 4203 Imperial West of Plaster City: along Painted Gorge Road, N of S-80 39 Comment
  SD199854  Palafoxia arida var. arida Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16226 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), vicinity of Palm Wash, Site ASTCRO in sandy arroyo bottom and surrounding rocky, mud embankments 54 Comment
  SD250449  Palafoxia arida var. arida Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren 2013-3-9 4475 Imperial Chocolate-Chuckwalla Mountains region: Chocolate Mountains; along the Colorado River, near trailer park approximately 1.7 air miles southwest of Imperial Dam. 61 Comment
  SD27704  Palafoxia arida var. arida Allan Keller 1940-3-16 207 Imperial Wash on road to Painted Gorge. Comment
  JEPS30466  Palafoxia arida var. gigantea Peter H. Raven 1958-5-6 12910 Imperial along US Hwy 80 0.4 mi e Sand Hills Maintenence Station Comment
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Jun 24 2011
  POM363733  Palafoxia arida var. gigantea Robert Gustafson, Sterling Keeley 1983-5-6 2569 Imperial Gray's Well Road off Hwy 8, vicinity of the old Plank Rd. Marker 43 Comment
  RSA336258  Palafoxia arida var. gigantea R. F. Thorne 1978-5-30 52150 Imperial Algodones Dunes: N end of Dunes, ca. 2 miles SSE of Regina. 61 Comment
  RSA767601  Palafoxia arida var. gigantea J. Mark Porter 2003-3-4 13491 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8 Comment
  RSA776107  Palafoxia arida var. gigantea Amber Swanson 2011-3-9 194 Imperial Algodone dunes wilderness area. 84 Comment
  SDSU18392  Palafoxia arida var. gigantea C. Matt Guilliams, Jeff Marshall 2008-4-23 635 Imperial Algodones Dunes area. Collection made ca. 50m south of I-8 off temporary gravel frontage road used to access construction staging area adjacent to the east edge of the All-American Canal. Access to frontage road at Ogilby Road exit. 62 Comment
  UCR89809  Palafoxia arida var. gigantea J. M. Stewart 1990-3-14 649 Imperial Sonoran Desert, Glamis Dunes off Interstate Hwy 8 on Gray's Well Road Comment
  VVC637  Palafoxia arida var. gigantea P. J. MacKay, T. Thomas 1997-3-1 130 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 Comment
  SEINET5501952 Image available Palafoxia linearis Sally Walker 1978-3-20 s.n. Imperial Imperial Co., California Comment
  SEINET9118761  Palafoxia linearis D. Myrick 1966-1 1353 Imperial Sandy swale on Hwy 78 between Brawley and Glamis. Comment
  RSA0001443  Palafoxia linearis var. gigantea Marcus E. Jones 1931-9-24 28599 Imperial West of Yuma. Comment
  CAS-BOT-BC353418  Panicum coloratum R. E. Riefner, Jr. 2013-7-31 13 -160 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
  RSA0050322  Panicum coloratum R. E. Riefner Jr. 2013-7-31 13 -161 Imperial El Centro, W of New River, vicinity of West Worthington Rd. (S-28) at Erskine Rd. -9 Comment
  CDA32590  Panicum hirticaule L. Pineda 1973-10-6 Imperial Hwy 89, Brawley 0 Comment
  HSC27204  Panicum urvilleanum J. P. Smith, J. O. Sawyer 1973-6-11 6891 Imperial Algodones Dunes, about 3 mi. W of Glamis, on Hwy. 78. Comment
  RSA0018070  Panicum urvilleanum Duncan S. Bell, Kim Clark, Lars Froberg, Gene Ratcliff, Jan Thomas 2013-4-20 4822 Imperial Algodones Dunes; within the Algodones Dunes Wilderness area about a mile north of Highway 78, approximately 4.5 air miles west of Glamis. 121 Comment
  SD125866  Panicum urvilleanum Lyman Benson, Robert Benson 1952-4-13 14883 Imperial Oasis on U.S. 80, sand dunes west of Yuma, Arizona. Colorado River drainage, sandy soil 91 Comment
  UCD90131  Panicum urvilleanum Kenneth A. Wilson 1964-4-11 1328 Imperial 3 miles E of Coachella Canal on the Orita-Glamis Road. Comment
  SD160842  Parietaria hespera var. hespera Jon P. Rebman 2005-4-23 11826 Imperial Jacumba Natural Area (BLM property), southwest of Ocotillo, along Meyer Creek, just south of the east-bound lanes of Interstate 8. (IPB 10/07) 519 Comment
  CAS-BOT-BC202244  Parkinsonia aculeata 1912-10-1 s.n. Imperial Brawley, Imperial Valley Comment
  CAS-BOT-BC202246  Parkinsonia aculeata K. Larson 1976-1-13 1824 Imperial Six miles S.W. Heber near New River Comment
  RSA615261  Parkinsonia aculeata J. P. Rebman, Maggie Loy 1996-10-29 3730 Imperial North of Seeley: New River Ponds 10 Comment
  SBBG55771  Parkinsonia florida D. Keil, M. McLeod, D. Walters 1977-5-27 12050 Imperial 7 mi NW of Salton City along Hwy 86 -30 Comment
  SD14562  Parkinsonia florida Frank F. Gander 1936-4-15 1352 Imperial Extreme northwest corner of Imperial County. Comment
  SD37827  Parkinsonia florida Edith A. Purer 1934-3-18 5655 Imperial Shore of Colorado River, north of Yuma near Picacho Mine. 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
  UCR264446  Parkinsonia florida A. C. Sanders, Jim Malusa 2015-9-7 41802 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
  UCSB42717  Parkinsonia florida Matkin, Craig 1971-4-17 Imperial Colorado Desert, about 17 miles south of Palo Verde 91 Comment
  RSA698044  Parosela emoryi J. Russell Bruff 1928-4-5 206 Imperial 2 mi. from Painted Gorge. Comment
  RSA0121541  Paspalum distichum Edwin Kline 1920-10-2 s.n. Imperial Imperial Co. Comment
  SD126310  Pectis papposa Steven P. McLaughlin, Janice E. Bowers 1985-9-11 3060 Imperial Near junction of Ogilby Road and I-8 67 Comment
  SD128219  Pectis papposa Duffie Clemons, Erik Jonsson, Mike Curto 1989-9-20 2253 Imperial Chocolate Mountains, northwest of junction Indian Pass Road and Gavilan Wash. 292 Comment
  UCR245091  Pectis papposa A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40362 Imperial Sonoran (Colorado) Desert, between Rainey Well (windmill) and Indian Well, just off BLM Rd. 549, 1.1 km west of Bradshaw Trail 524 Comment
  RSA92217  Pectis papposa F. W. Peirson 1939-11-25 s.n. Imperial San Filepe Road 6 or 8 miles above boulevard, probably west of Kane Spring. Comment
  UC64788  Pectis papposa var. papposa F. H. Wales 1904-10-22 11 Imperial Colorado Desert Comment
  UCR264767  Pectis papposa var. papposa Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-25 28803 Imperial Sonoran (Colorado) Desert, vicinity of Hauser Geode Beds, west of Milpitas Wash Road, west of Hwy 78, southwest of Palo Verde & SW of the Palo Verde Mountains 260 Comment
  GMDRC5764  Pectocarya heterocarpa J. M. Andre 2013-3-3 23962 Imperial Yuha Desert, along Hwy 98 approx. 7 mi. SE of Ocotillo, just outside crucifixon thorn natural area 108 Comment
  JEPS22172  Pectocarya heterocarpa Rimo Bacigalupi and P. C. Hutchison 1958-2-17 6135 Imperial 1.5 mi s Gold Rock Ranch (on road from Ogilby to Blythe, by way of Midway Well); Colorado Desert 137 Comment
  JEPS88959  Pectocarya heterocarpa Rimo Bacigalupi and L. Heckard, P. C. Hutchison 1962-3-20 8309 Imperial 0.2 mi n All American Canal (at mouth of Picacho Wash, 5 mi n of junction of Picacho Road and old US Hwy 80 (just n of Yuma Arizon)) Comment
  RSA0024964  Pectocarya heterocarpa J. Andre 2013-3-3 23976 Imperial Yuha Desert, along Highway 98 15.1 miles ESE of Ocotillo, and west of Calexico. Sandy area near Pinto Wash crossing. 38 Comment
  SD200372  Pectocarya heterocarpa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16714 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), north fork of Big Wash, Site SPHAMB in large arroyo and surrounding hillsides 136 Comment
  SD260226  Pectocarya heterocarpa A. C. Sanders, Jim Malusa 2016-3-17 42324 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. at west side of Surveyors Pass. At point where an arroyo is blocked by roadbed, seasonally ponded site. 662 Comment
  SD73510  Pectocarya heterocarpa Helen V. Witham 1970-3-1 726 Imperial Pinto Wash 160 Comment
  UC665796  Pectocarya heterocarpa Ira L. Wiggins 1941-3-25 9642 Imperial 11.3 mi ne Beal Well; east side of Chocolate Mountains Comment
  UCR103597  Pectocarya heterocarpa George K. Helmkamp, E. A. Helmkamp 1998-3-19 2937 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  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
  UCR278742  Pectocarya heterocarpa Onkar Singh, B. Huttar 2015-3-14 5077 Imperial Sonoran (Colorado) Desert, Imperial Valley, Naval Air Facility El Centro, Target 68, c. 13 km SW of Glamis 30 Comment
  UC507846  Pectocarya penicillata Orcutt 1900-4-17 236 Imperial Mountain Springs Grade Comment
  SD199929  Pectocarya platycarpa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16265 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), North Fork of Palm Wash, Site HYPEMO in sandy arroyo and surrounding rocky embankments 88 Comment
  SD260228  Pectocarya platycarpa A. C. Sanders, Jim Malusa 2016-3-17 42323 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. at west side of Surveyors Pass. At point where an arroyo is blocked by roadbed, seasonally ponded site. 662 Comment
  UCR269722  Pectocarya platycarpa A. C. Sanders, Jim Malusa 2016-3-7 42126 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  RSA681842  Pectocarya recurvata Scott D. White, Michael Honer 2003-3-28 8887 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
  SD155820  Pectocarya recurvata Jon P. Rebman 2001-3-16 7209 Imperial Jacumba Natural Area, In-Ko-Pah Mountains, near Smuggler's Cove. (IPB 10/07) 1046 Comment
  SD200376  Pectocarya recurvata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16694 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
  SD262233  Pectocarya recurvata A. C. Sanders 2017-3-12 42825 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, south of Salvation Wash and NE of German Diggins Wash. 404 Comment
  UCR211977  Pectocarya recurvata Jon P. Rebman, Guy L. Fleming, W. Schmidtmann, Gary Erbeck 2009-3-10 16263 B Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 19 (SP19), north fork of Palm Wash, Site HYPEMO in sandy arroyo and surrounding rocky embankments 88 Comment
  UCR256737  Pellaea mucronata Duncan S. Bell, Kim Clark, Bob Ellis, Tanner Harris, John Krapek, Shane Oakes, Tom Persons, et al. 2012-3-25 3284 Imperial Sonoran (Colorado) Desert, between the Hwy I-8 split about a mile east of Mountain Spring 663 Comment
  CDA38678  Pennisetum setaceum Laura Arellano 2013-3-5 PDR# 130 P06171704A Imperial El Centro; 488 Broadway. 0 Comment
  UCD124339  Penstemon H. Fong 1972-6-13 s.n. Imperial Kyburg-route 50. Comment
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Sep 11 2016
  UC507861  Penstemon clevelandii Orcutt 259 Imperial Mountain Springs Grade Comment
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Oct 12 2015
  NY583941  Penstemon clevelandii var. clevelandii N. H. Holmgren 1974-3-29 7559 Imperial Jacumba Mountains, along Interstate Highway 8, west-bound lane, 2 miles from the San Diego Co. line. 548.6 Comment
  RSA0121520  Penstemon spectabilis var. spectabilis Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3526 Imperial The Jacumba mountains, above the Valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile north of the U.S./Mexico border. 1280 Comment
  CAS-BOT-BC355928  Perityle emoryi Robert F. Thorne; Robert Rutherford 1964-4-10 33547 Imperial SE Imperial County. Araz Wash, between Pasadena and Stud Mts., Cargo Muchacho Mts. 304 Comment
  JEPS128783  Perityle emoryi A. C. Sanders with Jim Malusa 2017-3-25 43023 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, on dirt track from Bradshaw Trail to old Niland-Blythe Road, 0.65 km south of the Riverside County line (Chuckwalla Spring 7.5' Quad. Comment
  RSA471864  Perityle emoryi N. C. Cooper 1949-3-17 3086 Imperial Coyote Wells. 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
  SD144024  Perityle emoryi B. Pitzer 1998-2-1 3470 Imperial Milpitas Wash, ca. 0.2 mi. S of Walter's Camp Rd., ca. 0.1 mil W of Hwy. 78. Comment
  SD250452  Perityle emoryi B. Pitzer 1998-2-2 3522 Imperial Colorado Desert: Tumco Wash, where powerline crossed Ogilby Road (first time heading S, second time heading N) 198 Comment
  SD37028  Perityle emoryi T. W. Whitaker 1941-10-1 Imperial In-Ko-Pah Gorge Comment
  SFV6726  Perityle emoryi T. Gordon 1974-5-24 149 Imperial Interstate 8 (eastbound), 2 miles west of Highway 98. 457 Comment
  UCR120079  Perityle emoryi Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-21 4928 Imperial Sonoran (Colorado) Desert, Davies Valley Area: south of Ocotillo and south of Hwy 98 150 Comment
  UCR165628  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 15 and 16, c. 2 miles NE of Frink and c. 10 miles east of Bertram 23 Comment
  UCR279070  Perityle emoryi A. C. Sanders, Jim Malusa 2017-3-11 42820 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., in mouth of the canyon of Salvation Wash, 20.45 km due east (90 deg. ) of Niland 262 Comment
  CAS-BOT-BC419294  Persicaria punctata Robert F. Thorne 1978-4-29 52112 Imperial South of Salton Sea: Margin of Coachella Canal Comment
  POM295603  Petalonyx thurberi Lyman Benson 1945-11-11 11964 Imperial West of Junction of Borrego Road and US 99 -30 Comment
  RSA161085  Petalonyx thurberi Peter H. Raven 1958-5-6 12909 Imperial In-Ko-Pah Gorge, 4.9 miles north-west of Mountain Springs. 366 Comment
  SD201099  Petalonyx thurberi Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3181 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), in Palm Wash, site FOUSPL, in wash. 99 Comment
  UCR1508  Petalonyx thurberi W. R. Moberly 1962-5-13 620513- 01 Imperial Sonoran (Colorado) Desert, 4 mi west of Glamis, along the Brawley to Glamis rd. 91 Comment
  JEPS97017  Petalonyx thurberi subsp. thurberi Dean W. Taylor 1998-6-8 16494 Imperial Tarantula Wash, ca. 2.5 miles down the wash south of Highway 78, and ca. 8 miles E of Highway 86 -15 Comment
  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
  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
  RSA0093826  Peucephyllum schottii A. C. Sanders, Jim Malusa 2015-3-6 41292 Imperial Sonoran (Colorado) Desert. Chocolate Mountains, middle part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range. 401 Comment
  RSA147598  Peucephyllum schottii Marcus E. Jones 1927-4-16 s.n. Imperial Travertine Point, near Salton Sea. Comment
  RSA167676  Peucephyllum schottii R. F. Thorne, Robert L. Rutherford 1964-4-11 33601 Imperial Gables Wash, ca 3 miles W of Imperial Gables, Chocolate Mts. 396 Comment
  RSA235525  Peucephyllum schottii C. W. Tilforth 1972-12-31 710 Imperial C. 1 mile W of Tavertine Rock, at the Riverside-Imperial county line. At sea level. 0 Comment
  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
  SD190608  Peucephyllum schottii Larry Hendrickson, Jon Rebman. 2005-4-15 3129 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  SD90342  Peucephyllum schottii C. W. Tilforth 1972-12-31 710 Imperial Ca. 1 mile west of Travertine Rock, at the Riverside-Imperial County line 0 Comment
  UC1078194  Peucephyllum schottii Reino Alava 1958-3-3 1825 Imperial 8 mi s Palo Verde (on the road from Blythe to Ogilby) Comment
  RSA27442  Phacelia ambigua I. L. Wiggins 1941-3-24 9603 Imperial 6 miles northeast of Niland on road to Beal Well. Comment
  RSA348935  Phacelia ambigua Robert F. Thorne, R. Rutherford 1964-4-11 33646 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA567789  Phacelia ambigua H. T. Beck 1992-1-26 s.n. Imperial County Road S24 Picacho State Recreation Area. Near Chocolate Mountains Comment
  CSUSB139  Phacelia crenulata Scott Fowler 1964-3-24 340324 27 Imperial Found in rocky soil in upper purgatory wash, 7 miles northeast of Glamis. 105 Comment
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Sep 11 2016
  OBI38402  Phacelia crenulata A. C. Sanders, Charlton, Pitzer, Kniffen & Wright 1986-3-10 6243 Imperial Coyote Mts, 2.15 mi N of hwy S-2 on a dirt rd 1.1 mi SE of the San Diego Co line (T16S, R9e, E1/2 of E1/2 sec 6 305 Comment
  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
  RSA0015917  Phacelia crenulata var. ambigua Jim Andre 2013-3-3 23987 Imperial Along Frontage Rd. at RR tracks, just N of I-8, just west of Winterhaven, approx. 3 miles NW of Yuma, AZ. 40 Comment
  SD11262  Phacelia crenulata var. ambigua Frank F. Gander 1935-4-17 180 4 Imperial Carriso Creek, southwestern Imperial County. Comment
  SD161397  Phacelia crenulata var. ambigua Jon Rebman, Jim Rocks 2005-2-10 10949 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
  SD191931  Phacelia crenulata var. ambigua Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14567 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments 53 Comment
  SD200040  Phacelia crenulata var. ambigua Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16320 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides 39 Comment
  UC648446  Phacelia crenulata var. ambigua Ira L. Wiggins 1937-2-25 8603 Imperial 0.7 mi n All-American Canal Spillway; Picacho Wash 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
  UCR120520  Phacelia crenulata var. ambigua George K. Helmkamp, E. A. Helmkamp 2001-3-17 6277 Imperial Colorado Desert., Small canyon parallel to and south of I-8, 2.1 mi east of Sidewinder Rd. 76 Comment
  UCR269554  Phacelia crenulata var. ambigua A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42025 Imperial Sonoran (Colorado) Desert, near Hayden Well on Mammoth Wash, Chocolate Mountains 285 Comment
  UCR33516  Phacelia crenulata var. ambigua Sears 1978-4-11 1159 Imperial Sonoran (Colorado) Desert, edge of Chocolate Mountains, 1.5 mi. south of Indian Pass 305 Comment
  RSA0043221  Phacelia crenulata var. ambigua R. S. Woglum 1940-3-10 2467 Imperial Sonora Desert: Ogilby. Comment
  UCR120532  Phacelia crenulata var. crenulata George K. Helmkamp, E. A. Helmkamp 2001-3-17 6296 Imperial Sonoran (Colorado) Desert, Ogilby Rd., 15.4 miles south of Calif. Hwy 78 168 Comment
  RSA0085591  Phacelia crenulata var. minutiflora Jim M. Andre 2015-3-3 31303 Imperial Eastern base of Jacumba Mountains, 1.3 mi. south of Hwy 98, approx. 2 mi. south of Ocotillo. Volcanic gravelly hills at margin of sandy wash at wilderness boundary. 246 Comment
  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
  UCR254391  Phacelia crenulata var. minutiflora Margaret R. Mulligan, Larry Hendrickson, L. Louise Jee 2008-4-25 2528 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
  SEINET5759525  Phacelia crenulata var. minutiflora R. R. Halse 1978-3-17 1698 Imperial Hills 9.4 miles north of Winterhaven along road to Picacho 150 Comment
  RSA428208  Phacelia distans N. C. Cooper 1949-3-17 3109 Imperial Mountain Springs. 610 Comment
  UC669323  Phacelia distans Annie M. Alexander and Louise Kellogg 1941-3-21 1946 Imperial Beal Well Basin Chocolate Mountains 410 Comment
  UCR269479  Phacelia distans A. C. Sanders, Jim Malusa 2016-3-7 42109 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, wash crossing dirt road 1.5 km SW of E.O.D. Camp Burt (off intersection of Dietz Rd. & Skyline Dr.), toward Blue Mountain 343 Comment
  JEPS1128  Phacelia neglecta T. S. Brandegee 1901-4-1 Imperial Signal Mtn. s. Colorado Desert Comment
  SBBG25060  Phacelia neglecta D. Myrick 1966-4-4 1359 Imperial Vincent Ranch, off Hwy 78 ca. 25 mi NE of Glamis; Chocolate Mtns Comment
  SD144581  Phacelia neglecta Suzanne Bell 1998-3-21 311 Imperial Stony bluff overlooking Colorado River above Paddle-Wheel Boat-in-camp. Comment
  UC669314  Phacelia neglecta Annie M. Alexander and Louise Kellogg 1941-3-8 1909 Imperial 13 mi n Ogilby; Colorado Desert 185 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
  RSA0121543  Phalaris coerulescens Robert W. Townsend 1948-3-9 s.n. Imperial El Centro. Comment
  CDA32609  Phalaris minor T. C. Fuller 1965-2-15 13070 Imperial Rutherford Property, Rockwood Canal, Gate 121, 1.5 miles east of Brawley. 0 Comment
  UCSB12289  Phalaris minor Corfman, Nancy 1961-3-4 Imperial 10 miles west of Calexico along Highway 98 Comment
Read comments
Feb 20 2015
  SD21500  Phalaris paradoxa Frank F. Gander 1938-5-20 5743 Imperial Brawley Comment
  UCD89277  Phalaris paradoxa A. A. Beetle 1943-4-27 1951 Imperial Near Holtville. Comment
  CDA40202  Phaseolus Luis Pineda 1991-8-1 Imperial Elder Canal Gate 68, east of New River, 1.5 miles south of Seeley. Sheet 2 of 2 0 Comment
  SBBG123426  Pholisma sonorae R. N. Muller, S. Junak 2010-4-23 10 -460 Imperial Target 68, 18 mi E of Brawley on Hwy 78, 2 mi S on dirt rd to target, 0.8 mi bearing 300 deg from target; NAF El Centro Comment
  SEINET10743475  Pholisma sonorae F. A. Thackery 1920-1 Imperial Comment
  SEINET10847674  Pholisma sonorae Sherwin Carlquist, Gary D. Wallace 1973-1 Imperial Comment
  SEINET10946709  Pholisma sonorae George Yatskievych, K. G. Preston, Mafham 1981-1 Imperial Comment
  UC1790261  Pholistoma auritum var. arizonicum Jon Rebman 2003-5-10 8976 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  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
  CAS-BOT-BC135050  Phoradendron californicum C. L. Hitchcock 1966-3-20 24294 Imperial about 15 mi N of Ogilby along rd. to Blythe Comment
  HSC15914  Phoradendron californicum C. L. Hitchcock, C. V. Muhlick 1964-3-21 23227 Imperial 15 mi. N of Glamis on road to Blythe Comment
  SD14559  Phoradendron californicum Frank F. Gander 1936-4-15 1349 Imperial Extreme northwest corner of Imperial county Comment
  SD250714  Phoradendron californicum Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28704 Imperial Northeast of the Algodones Dunes: along Ogilby Road (S34) between I-8 & Hwy 78; in a wash just south of Indian Pass Road 189 Comment
  SFV13491  Phoradendron californicum M. H. Grayum, D. L. Koutnik, J. P. Abravaya, B. Holguin 1977-12-18 931 Imperial Imperial Valley Near Finney Lake, about 3 miles south of Calipatria along Alamo River. -53 Comment
  UC1287013  Phoradendron californicum C. L. Hitchcock 1966-3-20 24294 Imperial ca. 15 mi. n. Ogilby (along rd. to Blythe) Comment
  UCD102010  Phoradendron californicum C. L. Hitchcock 1966-3-20 24291 Imperial About 15 mi. n. of Ogilby on rd. to Blythe. Comment
  UCR239510  Phoradendron californicum A. C. Sanders, Mitch Provance 2012-10-23 40462 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
  UCR249846  Phoradendron californicum T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-3-13 7327 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off road between the well and powerline road 534 Comment
  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
  RSA597936  Phragmites australis F. M. Reed 1930-2-5 6762 Imperial Imperial Valley; canal bank south of Brawley Comment
  UCR212669  Phragmites australis A. C. Sanders 2010-2-20 37292 Imperial Sonoran (Colorado) Desert; Colorado River Valley, near Haughtelin Lake (old Colorado R. oxbow), NE of Winterhaven between Cocopah (Blackwell) Rd. and lake 39 Comment
  UCR214500  Phragmites australis A. C. Sanders, Victor Leighton, Morgan King 2010-3-24 37572 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Red Hill area near the SE end of the Salton Sea, Davis Rd. at Schrimpf Rd., c. 4.3 mi. SW of Niland -68 Comment
  UCD126734  Physalis acutifolia L. Beaty 1924-9-25 s.n. Imperial Melloland, El Centro. Comment
  POM156239  Physalis crassifolia L. R. Abrams 1903-4-2 3160 Imperial Signal Mountain, Colorado Desert. Comment
  POM196655  Physalis crassifolia Roxana S. Ferris 1928-4-18 7095 Imperial 2.5 miles E of Mountain Springs on the El Centro Road. Comment
  POM303044  Physalis crassifolia Philip A. Munz 1941-3-30 16594 Imperial Wash at Beales' Well Chocolate Mts. Comment
  POM47282  Physalis crassifolia Mary F. Spencer 1917-3-25 237 Imperial Near Coyote Wells. Comment
  SBBG6617  Physalis crassifolia H. and M. Dearing -Mar-1926 1712 Imperial near Salton Sea Comment
  UCR170252  Physalis crassifolia Scott D. White, Jennifer H. Jones 2005-4-19 10957 Imperial Sonoran Desert, Fish Creek Mountains 213 Comment
  UCR50960  Physalis crassifolia George K. Helmkamp 1988-2-28 s.n. Imperial Sonoran (Colorado) Desert, at end of a dirt road c. 2 miles WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy 98 153 Comment
  CAS-BOT-BC60807  Physaria tenella Roxana S. Ferris 1928-4-22 7173 Imperial 5 miles south of Midway well on the Blythe-Glamis Road. Comment
  SD254577  Physaria tenella A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42060 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, head of Mammoth Wash, above slot canyon in upper gorge (Mammoth Wash 7.5'Q) 487 Comment
  GMDRC3388  Pilostyles thurberi J. Andre, T. La Doux 2010-3-1 12579 Imperial Borrego Desert region: approx 2.5 mi. northwest of town of Ocotillo along Hwy S-2, at large transmission line crossing. 164 Comment
  RSA159384  Pilostyles thurberi I. L. Wiggins 1957-3-24 14031 Imperial 2 miles west of Plaster City along Hwy 80 Comment
  RSA182926  Pilostyles thurberi Robert F. Thorne, Benjamin 1963-5-23 252 Imperial 0.7 miles S of San Felipe Creek, W of Salton Sea along Hwy 99 -61 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
  UC1302379  Pilostyles thurberi Robert F. Thorne and R. K. Benjamin 1963-5-23 31824 Imperial 0.6 to 0.7 mi s San Felipe Creek (w of Salton Sea, along Hwy 99); Colorado Desert Comment
  RSA792639  Pinus monophylla Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4436 Imperial Jacumba Mountain; at the northwest base of Blue Angel Peak, approximately 0.25 air mile north of U.S./Mexico border. 1309 Comment
  UCR269767  Plagiobothrys jonesii A. C. Sanders, Jim Malusa 2016-3-15 42254 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.85 km NNE of Beal Well, NW side of a rocky hill east of old Niland-Blythe Rd. 434 Comment
  PASA24  Plantago Frank W. Peirson 1932-3-22 Imperial Midway Well, East Imperial Co. 152 Comment
  CDA42155  Plantago ovata R. A. Flock 1977-4-1 s.n. Imperial Holtville. 0 Comment
  JEPS7191  Plantago ovata S. B. Parish 1912-10-15 8341 Imperial sw of Brawley; Salton Basin -38 Comment
Read comments
Sep 4 2011
  SD11259  Plantago ovata Frank F. Gander 1935-4-17 179 4 Imperial Carriso Station, Eastern San Diego County (mak 6/06) Comment
  SD161381  Plantago ovata Jon Rebman, Jim Rocks 2005-2-10 10942 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
  SD191978  Plantago ovata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14588 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
  SD200123  Plantago ovata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16208 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
  SDSU1037  Plantago ovata Don Hunsaker II 1962-3-31 Imperial 1 mile E of Plaster City. 27 Comment
  SEINET3090951 Image available Plantago ovata N. H. Holmgren, Patricia K. Holmgren 1973-3-25 6513 Imperial Palo Verde Mountains, east of Old Palo Verde Road, 8.5 airline miles south-southwest of Palo Verde. 259 Comment
  UCR104609  Plantago ovata B. G. Pitzer 1998-2-2 3485 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  UCR123833  Plantago ovata Steven R. Hill, K. Kramer 2001-4-27 33495 Imperial Sonoran Desert, California Route 86, W side of U.S. Navy Salton Sea Test Base road just east of Route 86, about 10.4 mi south of Salton City 5 Comment
  UCR150169  Plantago ovata A. C. Sanders, P. J. MacKay, Tim Thomas, E. J. Lawlor, et al. 2005-1-17 29056 Imperial Sonoran (Colorado) Desert, Salton Basin, west of Hwy 86 at Salton Sea Test Base Rd., south of Salton City 6 Comment
  UCR163741  Plantago ovata B. G. Pitzer, G. R. Ballmer 2001-3-17 4271 Imperial Sonoran (Colorado) Desert, Algodonnes Dunes, south of end of Ogilby Rd. on south side of I-8 88 Comment
  POM184949  Plantago ovata var. fastigiata F. R. Fosberg 1932-3-31 7895 Imperial 10 miles east of Holtville Comment
  POM199352  Plantago ovata var. fastigiata Donald A. Johansen, Joseph A. Ewan 1932-4-13 7111 Imperial 12 miles E of Holtville Comment
  RSA184071  Plantago ovata var. fastigiata I. L. Wiggins, Dorothy B. Wiggins 1966-2-22 20468 Imperial 1/4 mile S of entrance to US Navy Salton Sea Base, along Hwy 86 Comment
  RSA402280  Plantago ovata var. fastigiata N. C. Cooper 1949-3-16 3045 Imperial West of Yuma. 244 Comment
  RSA523627  Plantago ovata var. fastigiata W. L. Jepson 1927-4-15 11718 Imperial East of Holtville Comment
  SD242912  Plantago ovata var. fastigiata 1993-2-26 Imperial Poleline Rd South of Plaster City Comment
  SD216578  Plantago patagonica Ian Cain 2011-3-17 1565 Imperial Along west bound I-8, 3.06km west of intersection with Highway 98 273 Comment
  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
  RSA0012780  Pleuraphis rigida Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4573 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA289291  Pleuraphis rigida Charles Convis 1980-4-8 114 Imperial Western Salton Basin, 27 km due WNW of Westmorland -35 Comment
  SBBG584  Pleuraphis rigida R. Moran 1958-3-5 6517 Imperial Pinto Wash Comment
  UC51619  Pleuraphis rigida Jos. Burtt Davy 1902-3-31 8037 Imperial Flowing Wells Comment
  RSA1961  Pleurocoronis pluriseta C. B. Wolf 1931-3-14 1902 Imperial Mountain Springs Grade. 274 Comment
  SBBG87401  Pleurocoronis pluriseta A. C. Sanders, B. Pitzer 1986-3-9 6209 Imperial Fossil Cyn, on Shell Cyn Rd, 3.3 mi N of Imperial Hwy (County Rd S-2) at Ocotillo; Coyote Mtns 304 Comment
  UCR269750  Pleurocoronis pluriseta A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42234 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
  CDA34224  Pluchea odorata Jose Luis Encalada 2010-8-23 PDR# 1597582 Imperial Bard; Mehring and Levee Road. 0 Comment
  RSA302006  Pluchea odorata J. R. Shevock 1970-10-18 509 Imperial Salton Sea Wild in Refuge. -63 Comment
  CAS-BOT-BC356100  Pluchea odorata Malcom A. Nobs; S. Galen Smith 1948-9-5 548 Imperial Canal above Laguna Dam, Lower Colorado River Comment
  UC1192105  Pluchea odorata var. odorata Malcolm A. Nobs and S. Galen Smith 1948-9-4 521 Imperial 5 mi n Westmoreland; National Waterfowl Refuge Comment
  UCD134956  Pluchea odorata var. odorata A. S. Crafts 1944-8-29 s.n. Imperial Imperial Irrigation District. Comment
  CDA232  Pluchea sericea Frank B. McMurry 1943-1 1395 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  RSA472119  Pluchea sericea L. H. Jones 1910-5-8 s.n. Imperial Colorado River near Pilot Knob Comment
  RSA523363  Pluchea sericea Gordon H. True 1938-3-15 975 Imperial Calipatria, on Alamo River near Imperial Refuge. -3 Comment
  UC1536966  Pluchea sericea G. H. True 1938-3-15 975 Imperial near Imperial Refuge (Calipatria, on Alamo River); Alamo River, Calipatria -3 Comment
  UCR103618  Poa annua George K. Helmkamp 1997-2-1 1295 Imperial Sonoran (Colorado) Desert, Imperial Valley, SW of Niland along Sinclair Rd and just east of Hatfield Rd. -55 Comment
  CAS-BOT-BC236335  Poa secunda subsp. secunda S. B. Parish; W. F. Parish 1882-4-1 1548 Imperial [Unreadable] Comment
  UCR155805  Poa secunda subsp. secunda Jon P. Rebman, Dave Silverman, Robert K. Lauri, O. Solis 2001-4-13 7218 Imperial Peninsular Range, In-Ko-Pah Mountains, Jacumba natural area along road ascending to Valley of the Moon 1000 Comment
  UCR121149  Polygonum argyrocoleon George K. Helmkamp, E. A. Helmkamp 2001-3-16 6263 Imperial Sonoran (Colorado) Desert, Imperial Valley, Andre Rd. and Lack Rd., southwest of Westmorland -46 Comment
  UCR41578  Polygonum argyrocoleon A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6167 Imperial Sonoran (Colorado) Desert, Imperial Valley, at the intersection of Hwy 78 and S-32 (Butters Road), c. 9 miles east of Brawley -30 Comment
  SD139510  Polygonum aviculare subsp. depressum Jon P. Rebman, Maggie Loy 1996-10-27 3755 Imperial South of Palo Verde, Palo Verde Valley area, along agricultural fields, just west of the Colorado River. (IPB 10/07) 4 Comment
  RSA466351  Polygonum lapathifolium Edwin Kline 1920-10-2 s.n. Imperial Imperial Co. Comment
  UCR50289  Polygonum persicaria S. P. McLaughlin, J. E. Bowers, Ken Hall 1986-9-25 4164 B Imperial Sonoran (Colorado) Desert, Channel from Walter's Camp to Mitchell's Camp Comment
  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
  CDA209  Polypogon monspeliensis Frank B. McMurry 1943-1 1409 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  RSA0104184  Polypogon monspeliensis Duncan S. Bell, Evan Meyer 2015-5-5 8196 Imperial Jacumba Mountains; within the Jacumba Wilderness area; collecting at a small localized spring on the east side of the range, approximately 3 air miles southwest of the town of Ocotillo. 289 Comment
  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
  CAS-BOT-BC102497  Populus fremontii G. D. Abrams 1910-2-24 s.n. Imperial Calexico - New River, Colo. Desert Comment
  CAS-BOT-BC102498  Populus fremontii S. B. Parish 1913-2-26 8493 Imperial Bottom lands of the Colorado River - Ft. Yuma Comment
  CDA8490  Porophyllum gracile G. D. Barbe, J. L. Johnson 1982-11-2 4020 Imperial ca. 1 mile west of the army road, 7.2 miles south of Wiley s Well, northeastern Imperial County. 0 Comment
  RSA0093823  Porophyllum gracile A. C. Sanders, Jim Malusa 2015-3-7 41318 Imperial Sonoran (Colorado) Desert. Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range. 427 Comment
  RSA0096556  Porophyllum gracile Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8225 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  SD190611  Porophyllum gracile Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3162 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  SD250456  Porophyllum gracile A. C. Sanders, T. B. Salvato, et al. 2012-8-22 40360 Imperial Sonoran (Colorado) Desert: Between Rainey Well (windmill) and Indian Well, just off BLM Rd. 549, 1.1 km west of Bradshaw Trail (Chuckwalla Spring. 523 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
  SEINET7990494  Porophyllum gracile Jon P. Rebman 1997-11-19 4748 Imperial California EUA, NW of Yuma, E of Ogilby Road along Indian Pass Comment
  CDA3369  Portulaca oleracea T. C. Fuller 1958-9-25 2203 Imperial Highway 111, 3.5 miles north of Niland. 0 Comment
  RSA0121545  Potamogeton foliosus Peter H. Raven 1961-10-8 16837 Imperial On western outskirts of El Centro -12 Comment
  CAS-BOT-BC144844  Potentilla rivalis S. B. Parish 1913-2-26 8499 Imperial Bottom lands of the Colorado River -- Ft. Yuma 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
  RSA0013890  Proboscidea althaeifolia Robert F. Thorne 1977-11-26 50914 Imperial North of Pilot Knob near jct. of Sidewinder Rd. and hwy I-8, east of Pilot Knob campground. 67 Comment
  SD243940  Proboscidea althaeifolia Gary Diridoni 2003-1-15 Imperial Imperial San Dunes Recreation Area; along washes Comment
  UCR264455  Proboscidea althaeifolia A. C. Sanders, Jim Malusa 2015-9-8 41828 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, foot of west side of the Little Mule Mountains 355 Comment
  UCR58443  Proboscidea althaeifolia A. C. Sanders 1989-9-26 9515 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3 km SE of the S end of the Little Mule Mtns. Explosive Ordinance Disposal campsite [Camp Burt] 1 km west of the end of Dietz Road. 325 Comment
  UCR58882  Prosopis Robert McKernan, A. C. Sanders 1989-2-16 s.n. Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Surveyor's Pass Comment
  UCR166061  Prosopis glandulosa John F. Green 2005-4-7 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, between Coachella Canal siphons 12 and 13, next to BM 96 30 Comment
  VVC235  Prosopis glandulosa W. W. Mayhew 1960-4-12 s.n. Imperial 2 miles south of Palo Verde on Blythe-Ogilby Rd 71 Comment
  CAS-BOT-BC202317  Prosopis glandulosa var. torreyana E. A. McGregor 1917-4-18 816 Imperial Colorado Desert. Wastmoreland Comment
  CAS-BOT-BC202318  Prosopis glandulosa var. torreyana Ira L. Wiggins 1938-3-25 8922 Imperial 10 miles north-west of Westmoreland Comment
  CAS-BOT-BC202324  Prosopis glandulosa var. torreyana Javier Penalosa 1965-4-10 2800 Imperial Along All-American Canal E of Hwy. 111, 31.6 miles S of Mecca Turn-off Comment
  CAS-BOT-BC202326  Prosopis glandulosa var. torreyana Victor Duran 1932-5-7 3188 Imperial Near Harper's Well, Imperial Valley 9 Comment
  LA47461  Prosopis glandulosa var. torreyana Martha Hilend; 1930-4-19 422 Imperial Colorado River, N of Laguna Dam Comment
  POM348730  Prosopis glandulosa var. torreyana L. E. Hoffman 1930-5-31 s.n. Imperial Cane Springs and Brawley. Comment
  RSA113540  Prosopis glandulosa var. torreyana E. K. Balls 1955-11-15 21453 Imperial 7 miles west of Imperial. Comment
  RSA175195  Prosopis glandulosa var. torreyana Robert F. Thorne 1963-5-23 31826 Imperial 2.8 miles S of San Felipe Creek, W of Salton Sea along Hwy 99, -61 Comment
  RSA48317  Prosopis glandulosa var. torreyana E. K. Balls 1949-4-4 12951 Imperial Between Mts and Salton Sea near Wister on Hwy 111, Colorado Desert -61 Comment
  RSA702722  Prosopis glandulosa var. torreyana Tim Thibault 2004-4-22 235 Imperial Southern terminus of S34 0 Comment
  SD201086  Prosopis glandulosa var. torreyana Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-2 3132 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 26, S of Amerosa Wash, site TIDSUF. 21 Comment
  UC495329  Prosopis glandulosa var. torreyana Philip A. Munz and C. L. Hitchcock 1932-4-5 12138 Imperial 2 mi n Cargo Muchacho Mountains Comment
  UC563112  Prosopis glandulosa var. torreyana Elmer I. Applegate 1910-4-8 3329 Imperial New River; Brawley Comment
  UCR236833  Prosopis glandulosa var. torreyana Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18909 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 south of powerline road 11 Comment
  POM155939  Prosopis pubescens L. R. Abrams 1903-7-28 3999 Imperial Calexico, Imperial Valley. Comment
  UC84678  Prosopis pubescens Katharine Curran Sep 1883 Imperial Yuma Comment
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Mar 27 2016
  SBBG71042  Prunus fremontii L. Rowntree 1930-5-3 Imperial E side of Mtn Springs Grade Comment
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Jun 16 2012
  SD157658  Prunus fremontii Andrew Salywon, Jon Rebman, C. Christy 1998-3-21 464 Imperial Intersection of I-8 and Mt. Spring Rd.; south side of interstate Comment
  RSA0094901  Prunus ilicifolia Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8215 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  CAS-BOT-BC356311  Psathyrotes ramosissima E. A. McGregor 1917-4-22 876 Imperial Colorado Desert. Niland, Imperial Valley Comment
  CAS-BOT-BC356312  Psathyrotes ramosissima Noel H. Holmgren; Patricia K. Holmgren 1973-3-29 6562 Imperial Picacho Road, 12.5 airline miles north of Yuma 213 Comment
  JEPS23069  Psathyrotes ramosissima Reino Alava with R. Bacigalupi, Dr. and Mrs. Rolla Tryon 1958-3-3 1816 Imperial 24 mi s of, and 6 1/2 mi n of Midway Well Palo Verde; Chocolate Mts, Ogilby 332 Comment
  RSA264558  Psathyrotes ramosissima C. W. Tilforth, John Dourley, Walter Wisura 1977-5-19 1311 Imperial Along Pinto Wash about 13miles W of Calexico, Hwy 98 Comment
  RSA472304  Psathyrotes ramosissima M. French Gilman 1939-4-28 1216 Imperial Hell gate, Boundary Canyon. 915 Comment
Read comments
Nov 6 2014
  UCR100848  Psathyrotes ramosissima George K. Helmkamp, E. A. Helmkamp 1998-3-18 2880 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 Comment
  UCD135243  Pseudognaphalium stramineum Clarence Peterson 1912-4-17 s.n. Imperial Yuma Experiment Farm, Bard. Comment
  CAS-BOT-BC353599  Psorothamnus emoryi Peter H. Raven 1958-5-6 12911 Imperial 2 miles west of Plaster City Comment
  CAS-BOT-BC353609  Psorothamnus emoryi S. B. Parish 1912-6-30 8088 Imperial at Old Beach near Holtville Comment
  JEPS41708  Psorothamnus emoryi W. L. Jepson 1935-4-20 17094 Imperial about 3 mi s of the east-and-west road between Kane Springs and San Felipe Narrows (Baileys Well); , s of rd betw Kane Springs and San Felipe Narro Comment
  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
  SD152204  Psorothamnus emoryi Jon Rebman, Joan Dowd & Veronica Gallego 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 29 Comment
  UC403405  Psorothamnus emoryi H. E. and S. T. Parks Feb 1929 395 Imperial Along the shores of Salton Sea Comment
  UC484112  Psorothamnus emoryi J. T. Howell 1928-6-8 975 Imperial along highway on w side Salton Sea , w side Salton Sea (Colorado Desert) Comment
  UCD83565  Psorothamnus emoryi Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5907 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
  UCR228050  Psorothamnus emoryi Jon P. Rebman, Guy L. Fleming, Victoria Marshall, Annette Winner 2009-3-23 16532 Imperial Sonora (Colorado) Desert, Freeman Preoperties (Truckhaven) west of the Salton Sea, west of Salton City, along Hwy S22, section 29 (SP29), Site LANSET 152 Comment
  UCR252836  Psorothamnus emoryi Jim Andre 2013-3-3 23982 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
  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
  UCR99993  Psorothamnus emoryi B. G. Pitzer 1997-10-18 3322 Imperial Sonoran (Colorado) Desert, Immediately south of Hwy I-8 at the Ogilby Road entrance to the freeway; S end of Algodones Dunes. 91 Comment
  SD125101  Psorothamnus emoryi var. emoryi Steven P. McLaughlin, Janice E. Bowers 1985-3-10 2957 Imperial just north of All-American Canal, Picacho wash 60 Comment
  SD200019  Psorothamnus emoryi var. emoryi Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16161 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 20 (SL20), Palm Wash, Site BRATOU in sandy arroyo bottom and surrounding rocky mud embankments 45 Comment
  SD201088  Psorothamnus emoryi var. emoryi Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3150 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 22 (SL22), in Palm Wash, site TAMRAM2, in drainage of mesa & wash complex. 22 Comment
  SD49300  Psorothamnus emoryi var. emoryi Reid Moran 1958-3-5 6518 Imperial Pinto Wash 74 Comment
  SD83093  Psorothamnus emoryi var. emoryi Helen V. Witham 1972-12-12 1785 Imperial 4 miles east of Ocotillo, in open desert 149 Comment
  CAS-BOT-BC520445  Psorothamnus schottii A. C. Sanders; Fred M. Roberts; T. B. Salvato 2013-5-2 40826 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, S of Chuckwalla Mtns, Arroyo Seco, 2.6 km SE (115 deg. ) of where it crosses old Niland-Blythe Rd., 3.3 km SW (339 deg. ) of Raineys Well 563 Comment
  SD200416  Psorothamnus schottii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16818 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Big Wash, Site ERIINF in sandy arroyo and surrounding cobbly mesas -14 Comment
  SD243910  Psorothamnus schottii Donald Hazlett 1993-3-13 6836 Imperial 4 mi. S of Ocotillo in Davies Valley 274 Comment
  UC2030005  Psorothamnus schottii LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1322 Imperial Colorado Desert; Chocolate-Chuckwalla Moutains region: Chocolate Mountains (Chocolate Mountain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. Comment
  UCR241616  Psorothamnus schottii A. C. Sanders, Fred M. Roberts, T. B. Salvato 2013-5-2 40826 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco, 2.6 km SE (115 deg. ) of where it crosses old Niland-Blythe Rd., 3.3 km SW (339 deg. ) of Raineys Well 600 Comment
  UCR269823  Psorothamnus schottii A. C. Sanders, Jim Malusa 2016-3-18 42387 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 15 km due north of Slab City/Camp Dunlap 305 Comment
  UCR276025  Psorothamnus schottii Jim Andre 2016-3-6 34847 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
  CAS-BOT-BC183415  Psorothamnus spinosus James R. Shevock 1986-3-24 11366 Imperial Along county road S-80 paralleling Interstate 80, 3.4 miles east of Coyote Wells 100 Comment
  OBI50878  Psorothamnus spinosus L. R. Landrum 1993-5-30 7821 Imperial Ocotillo, at exit to Calexico on hwy 8 Comment
  POM67048  Psorothamnus spinosus Marcus E. Jones 1924-2-7 s.n. Imperial Chocolate Mountains, Colorado Desert. Comment
  SD201090  Psorothamnus spinosus Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-4 3148 b Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 22 (SL22), in Palm Wash, site TAMRAM2, in drainage of mesa & wash complex. 22 Comment
  UCR17096  Psorothamnus spinosus Anonymous 1969-5-24 s.n. Imperial Sonoran (Colorado) Desert, 10 mi. up Ogilby Rd to north of turnoff from Hwy 8 734 Comment
  UCR261588  Pterostegia drymarioides A. C. Sanders, Jim Malusa 2015-3-6 41303 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 326 Comment
  SD141423  Pulicaria paludosa Suzanne Bell 1997-3-16 230 Imperial Squaw Lake, saline sandy edges of inlet stream near power plant Comment
  SD139567  Quercus cornelius-mulleri Jon P. Rebman, Maggie Loy 1996-10-25 3693 Imperial In-ko-pah area, along Boulder Creek and just east of San Diego/Imperial County line, near small oasis. (IPB 10/07) 915 Comment
  SD142945  Quercus wislizeni var. frutescens Jon P. Rebman, Mike Simpson 1997-5-29 4150 Imperial Jacumba Wilderness Area, In-Koh-Pah Mountains, Smuggler's Cave area south of Mountain Spring, along US/Mexico border. (IPB 10/07) Comment
  UC1790225  Rafinesquia californica Jon Rebman 2003-5-10 8977 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  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
  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
  RSA747487  Rafinesquia neomexicana G. Gust, L. Nye 2005-3-4 484 Imperial Off of Hwy 78 on Black Mountain Rd. ca. 3 miles from Hwy 78 intersection at dry wash approaching Black Mountains. 363 Comment
  SD199872  Rafinesquia neomexicana Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16332 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides 39 Comment
  SD242731  Rafinesquia neomexicana 1998-3-3 Imperial Pinto Wash 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
  UCR241582  Rafinesquia neomexicana A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40658 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
  UC62216  Rumex violascens Jos. Burtt Davy 1902-5-31 8024 Imperial near Imperial; Colorado Desert, Mesquite Lake Comment
  CAS-BOT-BC454120  Ruppia cirrhosa S. B. Parish 1912-10-18 8223 Imperial Salton Basin. Water of Salton Creek, near Seeley Comment
  RSA615061  Ruppia cirrhosa A. C. Sanders, P. J. MacKay, Joan Stewart, G. Helmkamp, Colin L. Sanders 1994-12-4 15892 Imperial Colorado Desert, Salton Sink, near Frink Springs in a seeping ara between the Coachella Canal and Coachella Canal Road, SE of Rink road 30 Comment
  UCR61385  Saccharum ravennae A. C. Sanders 1989-9-19 9493 Imperial Sonoran (Colorado) Desert, Along the banks of the Coachella Canal just below siphon 10, NE of Niland. 30 Comment
  CAS-BOT-BC103835  Salix exigua Mrs. H. P. Bracelin 1932-4-13 607 Imperial 22.5 km. north of Brawley 35 Comment
  SBBG27531  Salix exigua Mrs. H. P. Bracelin 1932-4-13 607 Imperial 22.5 km N of Brawley -35 Comment
  UCR265264  Salix exigua var. exigua Jon P. Rebman, John La Grange, Warren Schmidtmann, J. Emming 2014-9-25 28818 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
  CAS-BOT-BC107843  Salix gooddingii Elmer I. Applegate 1910-4-8 3320 Imperial Along irrigating canal at Brawley, in the Imperial Valley. Comment
  CAS-BOT-BC108357  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 613 Imperial Along highway, 6.5 km. west of Calexico -6 Comment
  LA208664  Salix gooddingii Mrs. H. P. Bracelin; 1932-4-14 613 Imperial along hwy, 6.5 km W of Calexico -6.0 Comment
  RSA302504  Salix gooddingii Robert F. Thorne 1977-11-25 50900 Imperial Colorado Desert: Along Colorado River at Picacho State Recreation Area at Stewart's Lake 58 Comment
  SD114300  Salix gooddingii Darley F. Howe 1941-3-22 1313 Imperial Along canal east of Calipatria Comment
  UC446381  Salix gooddingii Jos. Burtt Davy 1902-3-28 7966 Imperial Calexico Comment
  RSA289276  Salsola paulsenii Charles Convis 1980-4-8 125 Imperial Western Salton Basin, 27 km due WNW of Westmorland; Mark s wash 200m S of Harper s Well, 2km E of confluence of Carrizo and San Felipe creeks -36 Comment
  RSA798397  Salvia apiana Jon P. Rebman, Mike Simpson 1997-5-28 4124 Imperial Jacumba Wilderness Area: In-Koh-Pah Mountains; Smuggler s Cave area south of Mountain Spring. Comment
  SD144368  Salvia apiana Jon P. Rebman, Melanie Howe 1997-4-5 3919 Imperial Jacumba Natural Area: E of Jacumba and SE of Inkopah: Smuggler's Cave area 900 Comment
  SDSU7479  Salvia columbariae H. Wedberg 1966-3-26 1139 Imperial About 8 miles from Jacumba on the raod to El Centro. 610 Comment
  UC665811  Salvia columbariae Ira L. Wiggins 1941-3-25 9651 Imperial 11.3 mi ne Beal Well (on e side of Chocolate Mountains); Chocolate Mountains Comment
  UC1927077  Salvinia Jeffrey Herod and Bob Pitman 2006-8-8 s. n. Imperial Colorado River, c. 100 m from county line (Riverside Co). Heading S (into Imperial Co.), boat ramp on left side. E of Palo Verde, S of Blythe. Many mobile homes on river. Specimens collected by hand at upstream edge of boat ramp. Comment
  CAS-BOT-BC334496  Salvinia molesta R. E. Riefner, Jr. 2013-8-1 13 -166 Imperial Winterhaven, Reservation Main Drain, Miguel Rd. at Picacho Rd. 45 Comment
  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
  SEINET6187171  Salvinia molesta Karen Reichhardt 1999-1 99 -15 Imperial Walters Camp, Colorado River, old river channel Comment
  UCR262100  Salvinia molesta R. E. Riefner Jr. 2009-9-25 09- 206 Imperial Sonoran (Colorado) Desert, near Bard, Ross Rd. and baseline Rd. at the Reservation Main Drain 37 Comment
  UCR58347  Sarcostemma cynanchoides A. C. Sanders 1989-9-27 9519 .0 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Salvation Pass in vicinity of well 360 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
  RSA0060368  Schismus arabicus Duncan S. Bell 2012-3-24 3272 Imperial Jacumba Mountains; eastern base of range; Palm Canyon Wash, approximately 2.6 air miles southeast of Dos Cabezas, and about 0.25 air mile east of the San Diego/Imperial county border. 393 Comment
  SD144109  Schismus arabicus G. K. Helmkamp, E. Helmkamp 1998-2-24 2600 Imperial 4.2 mi. N of Winterhaven on Picacho Rd, where the road crosses the canal, broad wash 91 Comment