Search Results — 2000 specimen records retrieved (1928 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SD17502  Abronia villosa Allen Keller 1937-4-10 Imperial Carrizo Wash, 8-10 miles from Highway 80. Comment
  SD250521  Abronia villosa June Latting 1973-2-18 Imperial Sonoran Desert, Yuha Desert: sand pit area on Yuha Cutoff, Hwy 98, west of Calexico (Mount Signal 7.5'Q) 22 Comment
  SDSU8421  Abronia villosa D. Hunsaker 1962-3-30 Imperial Coachella Canal, 22 miles E of Brawley, on Glamis road. Comment
  SEINET893729  Abronia villosa Steven P. MacLaughlin, Janice E. Bowers 1985-1 2945 Imperial Jct. of frontage road and Sidewinder Road. 91 Comment
  UCD109837  Abronia villosa T. R. Van Devender; J. I. Mead 1977-11-8 s.n. Imperial Algodones Dunes, ca. 17 miles west of Yuma on I-8. Comment
  RSA69969  Abronia villosa var. villosa F. W. Peirson 1927-4-15 7205 Imperial near Colorado River, Ft. Yuma Comment
  UCR211313  Abronia villosa var. villosa Tasha La Doux, Jim Andre 2009-2-26 198 Imperial Sonoran (Colorado) Desert, west end of Algodones Dunes, along north side o Hwy 78 68 Comment
  UCR241535  Abronia villosa var. villosa A. C. Sanders, Ann Howald 2013-2-28 40569 Imperial Sonoran (Colorado) Desert, East Mesa along Hwy 78, west side of the Algodonnes Dunes, 1.18 km W of the Coachella Canal crossing 37 Comment
  CDA29484  Abutilon theophrasti RN 2009-7-15 PDR# 1263272 Imperial In the vicinity of Calexico, southwest of Highway 98 and Hawk Road. 0 Comment
  RSA699970  Acacia greggii LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1233 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  UCR109530  Acacia greggii R. D. Goeden, Don W. Ricker 1971-4-13 s.n. Imperial Sonoran Desert, Little Picacho Wash on road to Picacho State Recreation Area, 17 miles north of All American Canal, 0.3 mi. south of recreation area boundary 113 Comment
  UCR138103  Acacia greggii Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-20 6553 Imperial Palo Verde Mtns, NW side of Palo Verde Peak and SW of the town of Palo Verde along BLM Rd M0661 Comment
  RSA416164  Acamptopappus sphaerocephalus var. sphaerocephalus M. B. Dunkle 1935-4-17 4569 Imperial E of Beal Well Comment
  POM197431  Achnatherum speciosum Roxana S. Ferris 1928-4-18 7080 Imperial 0.5 mile east of Mountain Springs. Comment
  NY1084566  Achyronychia cooperi N. H. Holmgren 1974-3-28 7520 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  RSA167545  Achyronychia cooperi R. F. Thorne, Robert L. Rutherford 1964-4-10 33563 Imperial East side Sand Hills, 14 miles west of Yuma on Hwy 80. Comment
  RSA423495  Achyronychia cooperi H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Between Hwy 80 and Ogilby Comment
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Oct 31 2011
  RSA423497  Achyronychia cooperi L. N. Goodding 1944-2-23 11 -44 Imperial Mission Wash near Bard. Comment
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Oct 3 2011
  RSA763577  Achyronychia cooperi Doris Bowers 1974-5-4 2248 Imperial Coyote Creek, Anza-Borrego State Park 335 Comment
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Sep 11 2013
  RSA767463  Achyronychia cooperi J. M. Porter, O. Mistretta, S. Hobbs 2002-3-2 13400 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SD124023  Achyronychia cooperi Charles Convis 1980-3-22 91 Imperial 27km due WNW of Westmorland; Colorado Desert, Western Salton Basin, 0-2 km North of San Felipe creek, along north bank of desert wash. Comment
  SD191875  Achyronychia cooperi Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14475 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Grave Wash, Site LARTRI in arroyo bottom and surrounding embankments -31 Comment
  SD191876  Achyronychia cooperi Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-11 14606 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (S9), in Big Wash, Site CAMCAL 0 Comment
  SD243867  Achyronychia cooperi Gary Diridoni 1998-2-20 Imperial El Centro Resource Area Comment
  UCR1682  Achyronychia cooperi William R. Bowen 1962-4-12 026 Imperial Sonoran (Colorado) Desert, Near NE base of Signal Mt. on US - Mexico border 0 Comment
  UCSB1843  Achyronychia cooperi Long, Frances 1939-12-31 Imperial Salton Sea Comment
  SD152209  Acmispon argophyllus var. argophyllus Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-21 6571 Imperial Inkopah Mountains. Jacumba Wilderness Area 1000 Comment
  RSA0125416  Acmispon maritimus var. brevivexillus Charles Convis 1980-4-8 184 Imperial Colorade Desert, Western Salton Basin, 27 km due WNW of Westmorland, confluence of San Felipe Creek and Marks wash, 500 m. N of Harpers Well. -37 Comment
  SD260243  Acmispon maritimus var. brevivexillus A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42098 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, upper Mammoth Wash, 1-3.25 km above Hayden Well (Mammoth Wash 7.5'Q) 316 Comment
  SD242807  Acmispon strigosus Donald Hazlett 1993-3-13 6837 Imperial 4 mi. S of Ocotillo, in Davies Valley 274 Comment
  LA205810  Adenophyllum porophylloides D. A. Johansen; J. A. Ewan 1932-4-14 7149 Imperial 2 mi. below Mountain Springs 426 Comment
  SD250425  Adenophyllum porophylloides A. C. Sanders, Jim Malusa 2015-3-8 41345 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 (Lion Head Mountain 7.5'Q) 353 Comment
  SD250600  Adenophyllum porophylloides Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28775 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
  SD254526  Adenophyllum porophylloides A. C. Sanders, Jim Malusa, Mark A. Baker, Michelle Cloud-Hughes 2016-3-15 42235 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. (Lion Head Mountain 7.5'Q) 441 Comment
  SD63821  Adenophyllum porophylloides Darley F. Howe 1966-4-23 4184 Imperial 39.5 miles south of Blythe on road to Glamis. Comment
  SDSU17656  Adenophyllum porophylloides Gwen Simpson, SDSU Taxonomy class 1998-3-27 8 Imperial Mountain Springs Road, exit off I-8, east, just south of I-8, ca. 150 feet. Ca. 1.1 miles due north of Boulder Park. 668 Comment
  SD162610  Adenostoma fasciculatum Jon Rebman, Mark Miller 2003-5-10 8966 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
  POM47019  Agave deserti subsp. deserti Mary F. Spencer 1919-5-1 1150 Imperial Near El Centro, Imperial Valley. Comment
  UC279778  Alhagi maurorum James L. Allen 1921-10-1 Imperial Brawley Comment
  UCD104607  Alhagi maurorum P. B. Kennedy 1924-2-18 s.n. Imperial Fonda, near Calipatria, Imperial Valley. Comment
  UCD104608  Alhagi maurorum W. W. Mackie 1921-10-26 s.n. Imperial 2 miles S.W. of Brawley, Imperial Valley. Comment
  UCD83514  Aliciella latifolia Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5856 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  UCR211973  Aliciella latifolia Jon P. Rebman, Guy L. Fleming, W. Schmidtmann 2009-3-11 16359 Imperial Colorado (Sonoran) Desert, Freeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 5 (SP5),Verbena Wash, in rocky arroyo and surrounding rocky mesas 80 Comment
  RSA0029478  Aliciella latifolia subsp. latifolia J. Andre 2013-3-4 24086 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
  RSA721452  Aliciella latifolia subsp. latifolia Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-13 4329 Imperial Chocolate Mountains: Along Beal road W/SW of Surveyor's Pass. 399 Comment
  SD173074  Aliciella latifolia subsp. latifolia Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-24 1752 Imperial California State Lands Commission property. In narrow tributary drainage north of Palm Wash, approx. 4.2 air miles west of hwy. 89 and 0.9 air mi. north of hwy S-22 (Borrego-Salton Seaway). T10s, R9e, Sec. 20. 50 Comment
  SD191985  Aliciella latifolia subsp. latifolia Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14534 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), in Big Wash Middle, Site ESCPAR in arroyo bottom and surrounding embankments 61 Comment
  SD191986  Aliciella latifolia subsp. latifolia Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14561 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments 53 Comment
  SD200127  Aliciella latifolia subsp. latifolia Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16174 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
  SD118879  Allenrolfea occidentalis Duffie Clemons, Erik Jonsson & Mike Curto 1986-1-18 1249 Imperial Northwest of Old Carrizo Stage Station site. 135 Comment
  SD139630  Allenrolfea occidentalis Jon Rebman, Maggie Loy 1996-10-25 3717 Imperial S of Seeley: at Fig Lagoon Comment
  SD72203  Allenrolfea occidentalis C. W. Tilforth 1967-2-11 107 Imperial Colorado Desert, east of Salton Sea, in a wet alkaline area of a natural spring with running water, below sea level. Comment
  UCSB31329  Allenrolfea occidentalis R. Ownbey 1978-3-12 S.N. Imperial ON AVE 66 THERMAL (1 MI E OF CA HWY 86) Comment
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Aug 27 2016
  UCSB31330  Allenrolfea occidentalis R. Ownbey 1978-3-12 S.N. Imperial COLORADO DESERT THERMAL Comment
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Aug 27 2016
  UCR107939  Allionia incarnata Jon P. Rebman, L. Renfro 1997-11-19 4751 Imperial Sonoran (Colorado) Desert, NW of Yuma, east of Ogilby Rd along Indian Pass Rd at Chemgold Company's Imperial Project. Comment
  UCR139107  Allionia incarnata B. G. Pitzer 1989-4-15 1260 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Gasline Road, 8.1 mi. north of Seal Camp (Siphon 10) 400 Comment
  SD143817  Allionia incarnata var. villosa G. K. Helmkamp, E. Helmkamp 1998-1-24 2614 Imperial Highway CA-78, 2.0 miles northeast of Glamis. 167 Comment
  SD143820  Allionia incarnata var. villosa B. Pitzer 1997-10-19 3333 Imperial Southwest foot of Cargo Muchacho Mountains, along Ogilby Road (Highway S34) at a poinet 6.1 miles north of railroad tracdks at Ogilby and 3.6 miles south of Indian Pass Road. 198 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
  SD139711  Amaranthus albus Jon Rebman, Maggie Loy 1996-10-28 3774 Imperial N of Brawley: Lake Rammer Comment
  POM312387  Amaranthus palmeri Malcolm A. Nobs, S. Galen Smith 1948-9-5 534 -A Imperial Flooded field being leached, Mullett Island road, Alamo River. Comment
  UC116323  Amaranthus watsonii Brandegee Sep 1883 Imperial Fort Yuma Comment
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Sep 12 2011
  CAS-BOT-BC22386  Ambrosia dumosa Donald W. Kyhos 1964-2-23 64 -7 Imperial Near U.S. Highway 80, 0.9 miles east of its junction with State Highway 98, east of Holtville Comment
  HSC30137  Ambrosia dumosa A. M. Montalvo, J. D. Ackerman 1974-3-27 160 Imperial 4 mi. W of 1000 ft. marker on westbound Hwy. 8. Mountain Springs Grade W of Ocotillo Wells; Colorado desert Comment
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Oct 23 2012
  POM156257  Ambrosia dumosa L. R. Abrams 1903-4-2 3179 Imperial Signal Mountain, Colorado Desert. Comment
  RSA167670  Ambrosia dumosa R. F. Thorne, Robert L. Rutherford 1964-4-11 33650 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA746439  Ambrosia dumosa G. Gust, L. Nye 2005-3-3 455 Imperial BLM land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. 159 Comment
  SD139699  Ambrosia dumosa Jon Rebman, Maggie Loy 1996-10-27 3769 Imperial N of Glamis: Algodones Dunes 60 Comment
  SD14573  Ambrosia dumosa Frank F. Gander 1936-4-1 1364 Imperial Extreme northwest corner of Imperial County. Comment
  SD199781  Ambrosia dumosa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16563 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 26 (SL26), Amerosa Wash, Site CHOBRE on mesas and surrounding mud and cobble hillsides and arroyos -3 Comment
  SD242671  Ambrosia dumosa Andrea Laltoo 2005-3-26 25 Imperial Yuha Desert Area of Critical Environmental Concern, wash to S side of route 294 and to E side of route 297 131 Comment
  UC484063  Ambrosia dumosa C. B. Wolf 1931-3-14 Imperial 5 mi w, on rd to Mountain Springs Coyote Wells 152 Comment
  UC88775  Ambrosia dumosa T. S. Brandegee 1901-3-30 Imperial (near Boundary line) Signal Mt.; Colorado Desert Comment
  UCR100120  Ambrosia dumosa B. G. Pitzer 1997-10-19 3337 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
  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
  UCR41506  Ambrosia dumosa A. C. Sanders, D. Charlton, B. Pitzer, J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6153 Imperial Sonoran (Colorado) Desert, N end of Algodones Dunes, East Mesa at east end of Montgomery Road, c. l mi east of Highline Canal 18 Comment
  CAS-BOT-BC30790  Ambrosia ilicifolia F. W. Haasis 1960-2-17 17 .60 Imperial Winterhaven - Picacho Camp Road in Picacho Wash ca. 2 miles south of Colorado River Comment
  LA202943  Ambrosia ilicifolia Carl Epling; William Robison 1933-2-17 sn Imperial Signal Mountain Comment
  UCR109528  Ambrosia ilicifolia R. D. Goeden, Don W. Ricker 1970-12-14 s.n. Imperial Sonoran Desert, Little Picacho Wash on road to Picacho State Recreation Area, 17 miles north of All American Canal, 0.3 mi. south of recreation area boundary 113 Comment
  UCR109529  Ambrosia ilicifolia R. D. Goeden, Don W. Ricker 1973-1-10 s.n. Imperial Sonoran Desert, Little Picacho Wash on road to Picacho State Recreation Area, 17 miles north of All American Canal, 0.3 mi. south of recreation area boundary 113 Comment
  CAS-BOT-BC272889  Ambrosia salsola L. R. Abrams 1941-4-23 13915 Imperial U.S. Highway 99, 18 miles north of junction with Route 78 Comment
  CAS-BOT-BC272891  Ambrosia salsola T. F. Daniel; M. Baker 1984-3-24 3394 Imperial On S side of Chuckawalla Mts. 499 Comment
  CAS-BOT-BC272893  Ambrosia salsola Munz; Street; Williams 1919-3-26 2356 Imperial Near Salton Sea Comment
  CAS-BOT-BC272896  Ambrosia salsola H. E. McMinn 1925-7-1 1472 Imperial 11 mi. S. of Oasis Comment
  SEINET10389788  Ambrosia salsola A. C. Sanders, Jim Malusa 2015-3-7 41335 Imperial Chocolate Mountains, middle part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 401 Comment
  SEINET8071649 Image available Ambrosia salsola Andrew C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-23 40679 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
  UC669286  Ambrosia salsola Annie M. Alexander and Louise Kellogg 1941-3-8 1908 Imperial 13 mi n Ogilby; Colorado Desert 185 Comment
  UCR224682  Ambrosia salsola Ellen Dean, T. Starbuck, M. Starbuck 2010-4-8 5874 Imperial BLM Algodonnes Dunes Natural Area; east side of dunes, 6 miles south of Hwy 78, along Kipf Rd., E & W sides of road 75 Comment
  RSA0085594  Ambrosia salsola var. pentalepis Jim M. Andre 2015-3-3 31280 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
  SD250429  Ambrosia salsola var. salsola Ellen Dean, Tom Starbuck, Margaret Starbuck 2010-4-8 5874 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 miles N of Hwy 78 along Kipf Road: E & W side of road. Along wash. 74 Comment
  SEINET3240016  Ambrosia salsola var. salsola Larry Hendrickson, Jon Rebman 2005-1 3143 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 72 Comment
  RSA446718  Ammannia coccinea S. B. Parish 1912-10-20 8324 Imperial Colorado River Bottoms, Ft. Yuma Comment
  CHSC13245  Amsinckia intermedia Larry C. Higgins 1973-3-23 6376 Imperial Ca. 20 miles northwest of Winterhaven along Olgsby road. Comment
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Feb 16 2010
  UCR241585  Amsinckia tessellata A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40656 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
  UCR269679  Amsinckia tessellata A. C. Sanders, Jim Malusa 2016-3-17 42309 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass 599 Comment
  UCR268937  Amsinckia tessellata var. tessellata Jim Andre 2015-3-3 31396 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, 0.2 mi south of Hwy 8 at In-ko-pah exit, just east of San Diego Co. line 963 Comment
  CDA4902  Anoda pentaschista L. Pineda, R. A. Flock 1983-9-9 Imperial Collins and Flood, Bard. 0 Comment
  SD124875  Aphyllon cooperi subsp. cooperi A. C. Sanders, Charlton, et al. 1986-3-9 6228 B Imperial Badlands south of Painted Gorge, 0.5 mile east of Painted Gorge Road at a point 2.4 miles north of Highway S-80. 60 Comment
  SD126208  Apocynum cannabinum A. C. Sanders 1988-11-6 8754 Imperial Imperial Valley between Brawley & Westmorland, east side of Highway 86 at intersection with Kalin Road, 1.6 miles NW of New River crossing at Brawley. On bank of Tamarack Canal ca. 100 m N of the intersection and just north of Gardner Street. (IPB 10/07) -34 Comment
  SEINET3831799  Arabis pulchra Jon P. Rebman, Melanie Howe 1997-1 3925 Imperial Jacumba Natural Area; east of Jacumba and southeast of Inkopah; Smugglers Cave Area 900 Comment
  UCSB24820  Argemone corymbosa Turpin, W. 1966-4-7 Imperial On south side of Hwy. 98, 20.4 mi. west of Calexico, west Colorado Desert 15 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-BC26286  Argemone munita subsp. argentea Gerald B. Ownbey; Findley Ownbey 1954-5-22 2113 Imperial 0.5 mile s.w. of Beal well, in broad, flat wash between desert hills (Chocolate Mts.). Comment
  CAS-BOT-BC401633  Argemone munita subsp. argentea C. B. Wolf 1931-3-12 1876 Imperial West slope of Chocolate Mts., 13 mi. from Niland on the road to Beal Well 182 Comment
  RSA434320  Argemone munita subsp. argentea Jack Rempel 1933-2-25 16992 Imperial Colorado Desert, road from Niland to Salvation Pass, Chocolate Mts. Comment
  RSA434337  Argemone munita subsp. rotundata Ora M. Clark 1929-4-7 2032 Imperial San Felipe Ranch. Comment
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Apr 28 2014
  UCR269622  Aristida A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42068 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, head of Mammoth Wash, above 'slot' canyon in upper gorge 488 Comment
  JEPS22171  Aristida adscensionis Rimo Bacigalupi with Paul Hutchison 1958-2-17 6136 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
  JEPS68440  Aristida adscensionis S. B. Parish 1913-2-8 8434 Imperial along the base of the mts sw Travertine Rock; Salton Basin -30 Comment
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Mar 12 2011
  RSA696151  Aristida adscensionis LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1259 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 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
  SD190583  Aristida adscensionis Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3168 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  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
  UC121426 Image available Aristida adscensionis T. S. Brandegee 1901-3-30 Imperial Signal Mt. Near Boundary Line. Comment
  UCR103661  Aristida adscensionis George K. Helmkamp, E. Helmkamp 1998-1-24 2609 Imperial Sonoran (Colorado) Desert, Ogilby Rd, 14.2 mi. south of the junction with Calif. Hwy 78, vicinity of Tumco Wash 183 Comment
  UCR249693  Aristida adscensionis T. B. Salvato 2012-10-25 7259 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 5 km west-southwest of Rainey Well 601 Comment
  UCR264800  Aristida adscensionis Jon P. Rebman, J. LaGrange, Warren Schmidtmann 2014-9-24 28709 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
  UCSB45568  Aristida adscensionis Roos, John 1949-4-7 Imperial Flats near Winterhaven, lower Colorado River Valley 40 Comment
  SEINET10566690  Aristida adscensionis Charles L. Hitchcock, Philip A. Munz 1932-4-5 Hitchcock 12127 Imperial 10 miles SE of Holtsville. Comment
  SEINET7595569 Image available Aristida adscensionis Roxana S. Ferris, Ruth P. Rossbach 1938-1 9622 Imperial upper end of Painted Gorge, Carisso Mts. Comment
  POM156259  Aristida adscensionis var. modesta Le Roy Abrams 1903-4-2 3182 Imperial Signal Mountain, Colorado Desert Comment
  RSA254082  Aristida adscensionis var. modesta Noel Holmgren, Patricia K. Holmgren 1973-3-24 6506 Imperial Palo Verde Mountains, along Old Palo Verde Road, 7 airmiles south-southwest of Palo Verde. T10S R21E sec.5. 244 Comment
  RSA385006  Aristida adscensionis var. modesta H. de Forest, Jack Rempel 1932-12-18 s.n. Imperial 15.5 miles E of Niland. 46 Comment
  CLARK-A1045-1212  Aristida californica George K. Helmkamp 1977-1-22 Imperial Yuha Desert where Pinto Wash crosses State Highway 98; ; Yuha Basin 7.5'Q Comment
  UCR241537  Aristida californica A. C. Sanders, Ann Howald 2013-2-28 40576 Imperial Sonoran (Colorado) Desert, along dirt track 0.62 km due north of Hwy 98, track joins Hwy c. 9.9 km west of Mt. Signal at Brockman Rd. 31 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
  UCR33715  Aristida californica Sears 1978-4-10 1111 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
  RSA336263  Aristida californica var. californica R. F. Thorne 1978-5-30 52157 Imperial Algodones Dunes: N end of Dunes, ca. 2 miles SSE of Regina 61 Comment
  SEINET14176496  Aristida californica var. californica J. R. Reeder, Charlotte G. Reeder 1987-1 8160 Imperial 20 km W of Glamis along CA-78. Comment
  SEINET3352123 Image available Aristida californica var. californica John R. Reeder, Charlotte G. Reeder 1987-1 8160 Imperial 20 km W of Glamis along CA-78. Comment
  UCR269452  Aristida purpurea A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42085 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, in a narrow side canyon just below 'slot' canyon on mainstem 480 Comment
  SEINET10389786  Aristida purpurea var. nealleyi A. C. Sanders, Jim Malusa 2015-3-7 41323 Imperial Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR260318  Aristida purpurea var. nealleyi A. C. Sanders, Jim Malusa 2015-3-7 41323 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  SD125009  Aristida purpurea var. wrightii Steven P. McLaughlin, Janice E. Bowers 1985-2-14 2846 Imperial Ferguson Lake Road, 4.8 miles south of Ferguson Lake, narrow wash. 121 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-BC222833  Asclepias albicans C. B. Wolf 1931-3-14 s.n. Imperial At base of Mountain Springs grade, west side of Colorado Desert 243 Comment
  SD216542  Asclepias albicans Ian Cain 2011-3-17 1567 Imperial Along west bound I-8, 3.06km west of intersection with Highway 98 273 Comment
  SEINET2125790  Asclepias albicans Wendy C. Hodgson, Mark Hodgson 2007-2-20 21357 Imperial Along dirt road to Picacho. 268 Comment
  UCR269499  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 284 Comment
  SEINET10389815  Asclepias erosa A. C. Sanders, Jim Malusa 2015-9-8 41815 Imperial eastern edge of Chocolate Mountains Aerial Gunnery Range, Skyline Dr., 1.5 miles north of Dietz Rd./Camp Burt, SE of Little Mule Mtns. 307 Comment
  SD144079  Asclepias subulata B. Pitzer 1997-10-19 3343 Imperial Ogilby Rd. ca. 0.5 mile north of Highway I-8, at Powerline Road (which takes off to the east). Flat area adjacent to Powerline Road, probably previously scraped. (IPB 10/07) 91 Comment
  CDA10347  Aster spinosus T. C. Fuller 1959-10-7 3277 Imperial Highway 80, ca. 4 miles east of El Centro. 0 Comment
  CDA26605  Astragalus aridus T. C. Fuller 1962-4-4 8076 Imperial South of Coyote Mountain, 2.8 miles north of Ocotillo. 0 Comment
  POM184985  Astragalus aridus Marcus E. Jones 1932-3-31 7721 Imperial 10 mile E Holtville. Comment
  RSA110347  Astragalus aridus H. D. Ripley, R. C. Barneby 1949-3-8 10085 Imperial 7 miles W of Grays Well. Comment
  SDSU7949  Astragalus aridus unknown 1949-3-10 Imperial Highway between Holtville and Yuma. Comment
  UCSB12496  Astragalus aridus Corfman, Nancy 1961-3-5 Imperial 1 miles north of Mt. Signal, 15 miles west of Calexico on Highway 98 off dirt road Comment
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Mar 8 2013
  PASA2721  Astragalus coccineus March 1928 Imperial Mountains west of El Centro Comment
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Sep 3 2016
  SDSU7913  Astragalus coccineus H. Wedberg 1962-4-7 889 Imperial About 10 miles from jacumba on the road to El Centro; about half way down the Mtn. Springs grade. 610 Comment
  CAS-BOT-BC177745  Astragalus crotalariae Marcus E. Jones 1906-4-26 s.n. Imperial Imperial Junction Comment
  CAS-BOT-BC177757  Astragalus crotalariae Roxana S. Ferris 1939-3-29 9694 Imperial Split Mountain Canyon, Fish Creek Mountains Comment
  CAS-BOT-BC177760  Astragalus crotalariae D. E. Breedlove 1962-3-11 1876 Imperial On western side of Salton Sea at junction of U.S. 99 and State 78 60 Comment
  CAS-BOT-BC177762  Astragalus crotalariae Carl B. Wolf 1937-4-6 8439 Imperial Colorado Desert. Imperial Valley, 1 mi. So. of Truckhaven -45 Comment
  CDA19891  Astragalus crotalariae C. Hernandez 2002-6-5 PDR P 111360 Imperial Southern California; Vicinity of Salton City. 0 Comment
  CDA40195  Astragalus crotalariae C. Hernandez 2002-6-5 PDR P 111360 Imperial Southern California; Vicinity of Salton City. 0 Comment
  LA34872  Astragalus crotalariae Mary V. Hood; 1941-4-8 41- 45 k* Imperial E side Salton Sea below Mecca -30 Comment
  POM11214  Astragalus crotalariae Ernest A. McGregor 1917-2-12 2011 Imperial El Centro Comment
  POM295554  Astragalus crotalariae Lyman Benson 1945-11-11 11960 Imperial West of Junction of Borrego Road and US 99 -30 Comment
  RSA156230  Astragalus crotalariae L. R. Abrams 1903-3-30 3150 Imperial Herber, Imperial Valley Comment
  RSA415451  Astragalus crotalariae N. C. Cooper 1949-3-15 3022 Imperial West of Salton Sea -61 Comment
  RSA415454  Astragalus crotalariae H. de Forest, Jack Rempel 1933-4-10 17761 Imperial Between Tamarac District and Superstition Mountain Comment
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Sep 13 2011
  RSA45529  Astragalus crotalariae J. C. Roos, Lucille Roos 1949-4-7 4156 Imperial Near Frink. Comment
  RSA8644  Astragalus crotalariae P. A. Munz, R. D. Harwood 1920-4-4 3624 Imperial Salton Sink. -46 Comment
  SD186189  Astragalus crotalariae A. C. Sanders, E. J. Lawlor and Don Pendleton 1992-3-21 12079 Imperial Powerline Road, Imperial 230 KV line, 1.9-2.2 miles west of Coachella Canal Road on dirt track, 6.0 miles southeast of Frink Road, ca. 2.0 miles north of Wister Siding. -35 Comment
  UC146073  Astragalus crotalariae Jos. Burtt Davy 1902-3-31 8021 Imperial Imperial Comment
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Jan 9 2009
  UC494525  Astragalus crotalariae unknown 1931-3-12 11932 Imperial 28 mi nw Brawley; nw of Brawley Comment
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Sep 13 2011
  UC862883  Astragalus crotalariae Mrs. R. W. Campbell 1922-3-5 Imperial near Westmoreland; near Westmorland Comment
  UCD104691  Astragalus crotalariae H. S. Yates 1936-4-8 5456 Imperial 10 miles southeast of Fish Springs. 60 Comment
  UCR118746  Astragalus crotalariae Michael A. Patten 1993-2-6 s.n. Imperial Colorado Desert, Salton Sink, Salton City, near intersection of Hwy 86 and So. Marina Drive (=S-22 west of Hwy 86), adjacent to the fire station -30 Comment
  UCR73001  Astragalus crotalariae Maureen Hales Pendleton 1978-3-9 78- 03 Imperial Sonoran (Colorado) Desert, along pipeline road on the NE side of Salton Sea, north of Bertram Siding Comment
  RSA776459  Astragalus crotalariae Amber Swanson, Duncan S. Bell 2011-2-26 175 Imperial Yuha desert, halfway to Yuha Buttes. 25 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
  SD162622  Astragalus didymocarpus var. dispermus Jon Rebman, Mark Miller 2003-5-10 8984 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  SD155796  Astragalus didymocarpus var. obispoensis Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7241 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon. (IPB 10/07) 1150 Comment
  RSA800140  Astragalus lentiginosus var. borreganus Robert F. Thorne, Robert L. Rutherford 1964-4-10 33567 Imperial East side Sand Hills, 14 miles west of Yuma on Hwy 80. Comment
  SEINET10577588  Astragalus leucopsis David B. Dunn 1937-3-14 Dunn UMO 40304 Imperial Comment
  SD115063  Astragalus magdalenae var. peirsonii Wayne P. Armstrong 1983-5-9 1125 Imperial Algodones Natural Area- 22 mi E. of Brawley (N. side of Hwy 78). 29 Comment
  SD124704  Astragalus magdalenae var. peirsonii A. C. Sanders 1986-3-8 6166 Imperial Algodones Dunes, north side of Hwy 78, 4 miles west of Glamis, 9.6 miles east of the Highline Canal, in loose sand 120 Comment
  CAS-BOT-BC186484  Astragalus nutans Ira L. Wiggins 1957-3-25 14061 Imperial 1.8 mi. N. of Calif. St. Hwy. on road to gypsum mine and naval bombing range Comment
  RSA630229  Astragalus nuttallianus var. cedrosensis R. S. Woglum 1941-4-10 2920 Imperial Ogilby. 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
  RSA767520  Astragalus peirsonii J. Mark Porter 2003-3-20 13491 .14 Imperial Imperial Dunes [Algodones Dunes], 3.73 miles northwest [290 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  CAS-BOT-BC193163  Astragalus sabulonum Marcus E. Jones 1906-4-26 s.n. Imperial Imperial Junction Comment
  UC1787785  Athysanus pusillus Jon P. Rebman 2001-3-16 7203 Imperial Jacumba Natural Area, In-Ko-Pah Mountains, near Smuggler's Cove. 1046 Comment
  RSA124261  Atrichoseris platyphylla E. K. Balls 1958-3-20 22935 Imperial Barren Mts, 1 mile N of Midway Wells on [Hwy 78] road to Blythe. 274 Comment
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Dec 18 2015
  SD120981  Atrichoseris platyphylla Duffie Clemons, Erik Jonsson 1987-4-12 1676 Imperial Indian Pass, Chocolate Mountains, east of Gavilan Wash. 305 Comment
  SD144917  Atrichoseris platyphylla Jon Rebman, A. Salywon & C. Christy 1998-3-23 4947 Imperial West of Picacho State Recreation Area; along Indian Pass Road ca. 6.1 mile E of Ogilby Road 124 Comment
  UC1080284  Atrichoseris platyphylla E. K. Balls and P. C. Everett 1958-3-29 22935 Imperial 1 mile north of Midway Wells (on the road to Blythe); Barren Mts. 274 Comment
  UCR269672  Atrichoseris platyphylla A. C. Sanders, Jim Malusa 2016-3-17 42301 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass 599 Comment
  SEINET1962685  Atriplex John L. Anderson 2010-8-17 2010 -16 Imperial Salton Sea, Bombay Beach turnoff at Hwy 111, west side of turnogg -60 Comment
  RSA452376  Atriplex canescens S. B. Parish 1912-10-18 8258 Imperial Holtville, Salton Basin -5 Comment
  SD8052  Atriplex canescens Daniel Cleveland 1885-6-25 Imperial Mountain Springs Grade. Comment
  SEINET3930651  Atriplex canescens Dean W. Taylor 1996-10-23 15899 Imperial Imperial Valley; ca 12 miles W of El Centro on old Highway, 1.5 miles N of Interstate 5.; 0 6 Comment
  CAS-BOT-BC170636  Atriplex canescens subsp. canescens S. B. Parish 1912-10-14 8259 Imperial Imperial, Salton Basin -21 Comment
  POM278664  Atriplex canescens var. laciniata Grant D. Brown 1949-12-15 475 Imperial All-American Canal overpass on Niland-Blythe Road (4 miles NE of Niland) Comment
  POM278691  Atriplex canescens var. laciniata Grant D. Brown 1915-3-29 504 Imperial 1.6 miles N of Kane Springs on hyway #99 Comment
  POM312482  Atriplex canescens var. linearis Malcolm A. Nobs, S. Galen Smith 1948-9-5 534 -B Imperial Mullett Island road, near Alamo River. Comment
  RSA5464  Atriplex canescens var. linearis C. B. Wolf 1932-10-14 s.n. Imperial 4 miles E of Holtville, Imperial Valley. 0 Comment
  CAS-BOT-BC520434  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
  SEINET13262585 Image available Atriplex canescens var. macilenta A. C. Sanders 2010-1 37263 Imperial SW side of Hwy 111 at Niland Marina Rd., dry upper edge of Salton Sea, at near Frink bench mark -51 Comment
  UCR150440  Atriplex canescens var. macilenta A. C. Sanders, P. J. MacKay, Tim Thomas, E. J. Lawlor, et al. 2005-1-17 29060 Imperial Sonoran (Colorado) Desert, Salton Basin, east side of Hwy 86 at NE side of Kane Spring, near powerlines, SE of Hwy 78 junction -55 Comment
  UCR212916  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37591 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, upper English Road above Wilkins Rd., c. 5.7 mi. NNW of Niland -1 Comment
  UCR212923  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37600 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Wister area, Davis Rd. at Howell Rd., c. 6 mi. NW of Niland -45 Comment
  UCR212942  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37598 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Wister area, Wilkins Road 0.2 mi. SE of 90 deg. bend at Hobbs Road junction, c. 5.8 mi. NW of Niland -19 Comment
  CDA23261  Atriplex elegans Bill Isom 1962-6-1 Imperial At intersection of 8th and Main Streets, downtown El Centro. 0 Comment
  UC216998  Atriplex elegans S. B. Parish 1916-5-10 10869 Imperial Niland Colorado Desert, Imperial Valley, Niland Comment
  JEPS59409  Atriplex elegans var. fasciculata W. L. Jepson 1927-4-16 11745 Imperial alkaline desert plain e Coyote Wells (Colorado Desert); , e of Coyote Wells 60 Comment
  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
  JEPS59955  Atriplex hymenelytra L. M. Newlon 1922-4-1 412 Imperial near Coyote Wells; Colorado Desert, near Coyote Wells 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
  SD199975  Atriplex hymenelytra Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16122 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
  SD199976  Atriplex hymenelytra Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16376 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, in rocky arroyo and surrounding rocky mesas 79 Comment
  SEINET4135077  Atriplex hymenelytra Grant D. Brown 1949-12-15 474 Imperial 3 miles SW of Beale's Well (Niland-Blythe Road). Chocolate Mt. Range. Salton Sea basin drainage area.; 0 Comment
  SEINET7985985  Atriplex hymenelytra Jon P. Rebman 1996-8-2 3342 Imperial Coyote Mountains, Coyote Mts. between Ocotillo and El Centro 50 Comment
  UCR268795  Atriplex hymenelytra Jim Andre 2015-3-3 31307 Imperial Sonoran (Colorado) Desert, Coyote Mountains, south end of range at outh fo Fossil Canyon, 0.6 mi north of Shell Canyon Road, c. 2.5 mi north of town of Ocotillo 238 Comment
  SD201070  Atriplex linearis Margaret R. Mulligan, L. Hendrickson, G. Fleming 2009-10-2 3125 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 14 (SL14), in Coral Wash, site ATRCANL, in wash. 0 Comment
  CHSC101730  Atriplex muelleri R. E. Riefner Jr. 2006-10-9 06 -250 Imperial Near Seeley, along Drew Rd. at Hwy 8. UTM: 11S 0622670E 3627210N. 10 Comment
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Dec 14 2012
  RSA640223  Atriplex polycarpa R. S. Woglum 1938-11-7 2151 Imperial Sonoron Desert: Yuma (AZ) to Calexico Comment
  SEINET4135525  Atriplex polycarpa S. Sanderson 1994-2-25 94 -012 Imperial CA 78-86 jct., 15 miles south of Salton City.; 0 Comment
  UCR100005  Atriplex polycarpa B. G. Pitzer 1997-10-18 3296 Imperial Sonoran (Colorado) Desert, Hwy 78, 5.8 road mi. south of town of Palo Verde at Stallard Rd (turn-off to landfill). 91 Comment
  UCR262921  Atriplex polycarpa Sarah J. De Groot, Cheryl Sevilla 2014-10-8 7342 Imperial along Milpitas Wash Road west of Hwy 78, southwest of Palo Verde Mountains, northeast side of Smoke Tree Valley, c. 5.5 miles west-southwest of Palo Verde Peak. North edge of Milpitas Wash 188 Comment
  RSA0011391  Avena barbata Duncan S. Bell 2013-3-24 4633 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
  UCR266561  Baccharis brachyphylla A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41927 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, ridges and canyons SE of the mouth of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 305 Comment
  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
  RSA14484  Baccharis salicifolia Elmer I. Applegate 1910-4-8 3328 Imperial New River, Brawley Comment
  RSA5434  Baccharis salicifolia C. B. Wolf 1932-10-14 4338 Imperial Imperial Valley, 2 mi east of Calipatria. -30 Comment
  SEINET899249  Baccharis salicifolia C. B. Wolf 1932-1 4337 Imperial Colorado Desert. Imperial Valley, 2 mi. E of Calipatria. -30 Comment
  JEPS21295  Baccharis salicifolia subsp. salicifolia W. L. Jepson Oct 22 1912-Nov 7 1912 5266 Imperial Colorado River, Palo Verde Valley 45 Comment
  UC893665  Baccharis salicifolia subsp. salicifolia Carl B. Wolf 1932-10-14 4333 Imperial 2 mi se Niland; Colorado Desert, Imperial Valley -30 Comment
  CAS-BOT-BC106699  Baccharis salicina K. Larson 1976-1-13 60094 A Imperial 6 mi. S.W. of Heber near New River, southwest corner 7 Comment
  CAS-BOT-BC99825  Baccharis sarothroides Carl B. Wolf 1932-10-14 4345 Imperial Colorado Desert. Imperial Valley, 5 mi. E. of Holtville 0 Comment
  CAS-BOT-BC99827  Baccharis sarothroides S. B. Parish 1912-10-19 8349 Imperial Dunes on the Alamo River, near Calexico, Salton Basin 0 Comment
  CAS-BOT-BC99829  Baccharis sarothroides K. Larson 1976-10-25 1973 Imperial Heber study area Comment
  JEPS21297  Baccharis sarothroides W. L. Jepson Oct 22 1912-Nov 7 1912 5287 Imperial Milpitas, (Whipple Mts.) 45 Comment
  RSA5524  Baccharis sarothroides C. B. Wolf 1932-10-14 4346 Imperial 5 miles E of Holtville, Imperial Valley Comment
  SD254529  Baccharis sarothroides A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42090 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, upper Mammoth Wash (Mammoth Wash 7.5'Q) 447 Comment
  CDA33633  Bacopa monnieri RN/LA/EC 2010-7-29 PDR# 1263299 Imperial Chanan Remington Memorial Wetland, near highway 98. 0 Comment
  CAS-BOT-BC295883  Bahiopsis parishii Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah DeGroot; Valentin Arvizu; Tim Thibault 2004-5-14 11265 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region: Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 570 Comment
  CAS-BOT-BC295886  Bahiopsis parishii Ira L. Wiggins 1941-3-25 9645 Imperial On east side of Chocolate Mountains, 11.3 miles northeast of Beal Well Comment
  SEINET10389852  Bahiopsis parishii A. C. Sanders, Jim Malusa 2016-1-23 41985 Imperial Chocolate Mountains, head of canyon north of old Niland to Blythe road, 1.6 miles WNW of Beal Well 549 Comment
  CAS-BOT-BC99941  Baileya pauciradiata E. A. McGregor 1917-3-19 777 Imperial Indio Sands Comment
  CAS-BOT-BC99942  Baileya pauciradiata E. A. McGregor 1917-3-11 2044 Imperial San Felipe, west of Salton Sea Comment
  CAS-BOT-BC99944  Baileya pauciradiata S. B. Parish 1913-2-8 8430 Imperial Sand hills near Travertine Terraces, Salton Sink Comment
  CDA10403  Baileya pauciradiata T. C. Fuller 1962-4-4 8049 Imperial 0.7 mile south of Highway 98, 11.5 miles west of Calexico. 0 Comment
  JEPS34671  Baileya pauciradiata S. B. Parish 1963-2-8 8430 Imperial Travertine Terraces, Sand Hills, Colorado Desert Colorado Desert, Sand Hills -45 Comment
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Dec 22 2011
  POM196651  Baileya pauciradiata Roxana S. Ferris 1928-4-19 7126 Imperial 3 miles from Coyote Wells on the Dixieland Road. Comment
  RSA124208  Baileya pauciradiata E. K. Balls, Percy C. Everett 1958-3-19 22881 Imperial 4 miles west of Mt. Signal, State Hwy. 98. 0 Comment
  RSA167666  Baileya pauciradiata R. F. Thorne, R. Rutherford 1964-4-11 33616 Imperial Just E of Coachella Canal, ca. 8 miles W of Glamis. Comment
  RSA767481  Baileya pauciradiata J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13390 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SEINET4176937 Image available Baileya pauciradiata Sally Walker 1970-3-13 Imperial 28 miles W of Yuma Comment
  UC667169  Baileya pauciradiata Annie M. Alexander and Louise Kellogg 1941-5-28 2248 Imperial 3 mi s Palo Verde; Colorado Desert 106 Comment
  HSC5164  Baileya pleniradiata C. L. Hitchcock, C. V. Muhlick 1964-3-20 23202 Imperial About 20 mi. NW of Yuma Comment
  POM197987  Baileya pleniradiata Donald A. Johansen, Joseph A. Ewan 1932-4-13 7132 Imperial 16 miles east of Holtville, Colorado Desert Comment
  SD250434  Baileya pleniradiata B. Pitzer 1998-2-2 3499 Imperial Colorado Desert: extension of Sidewinder Road, S & W of Pilot Knob, on adjacent to N berm of All-American Canal, ca. 3.2 rd miles past the RV park. 91 Comment
  SEINET5573933  Baileya pleniradiata Steven P. McLaughlin 1998-1 7366 Imperial Low dunes near Colorado River 60 Comment
  UCD83552  Baileya pleniradiata Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-8 5894 Imperial BLM Algodones Dunes Natural Area. Location on easternmost side of dune accessed from wash that begins 4.6 mi N of Hwy 78 on the W side of Kipf Rd. 71 Comment
  UCR33601  Baileya pleniradiata Sears 1978-3-15 747 Imperial Sonoran (Colorado) Desert, Hwy 80, 40 mi east of El Centro, 3 mi east of Hwy 98 40 Comment
  SEINET2048675 Image available Bebbia juncea Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6532 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea. Comment
  CAS-BOT-BC106410  Bebbia juncea var. aspera C. B. Wolf 1931-5-29 2178 Imperial Wash at north base of Signal Mt. - Colorado Desert 30 Comment
  RSA696937  Bebbia juncea var. aspera LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1268 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD191771  Bebbia juncea var. aspera Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-11 14612 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Big Wash, Site PETTHU in arroyo -10 Comment
  SD199792  Bebbia juncea var. aspera Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16264 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), North Fork of Palm Wash, Site HYPEMO in sandy arroyo and surrounding rocky embankments 88 Comment
  SEINET7988267  Bebbia juncea var. aspera Jon P. Rebman 2000-4-19 6532 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea Comment
  UCR264779  Bebbia juncea var. aspera Jon P. Rebman, J. LaGrange, Warren Schmidtmann 2014-9-24 28721 Imperial Sonoran (Colorado) Desert, northeast of the Algodonnes Dunes, along Ogilby Road (S34) between I-8 and Hwy 78, in wash just south of Indian Pass Road 190 Comment
  SEINET3862249  Beloperone californica Noel H. Holmgren, Patricia K. Holmgren 1974-3-29 7552 Imperial Jacumba Mountains, 3 airline miles SW of Ocotillo.; 0 274 Comment
  CDA2966  Beta macrocarpa Henson Aug 1938 Imperial Imperial Valley. 0 Comment
  SD250477  Beta macrocarpa A. C. Sanders 2010-3-25 37596 Imperial Sonoran (Colorado) Desert; Salton Trough: Imperial Valley, Wister area, Wilkins Road 0.2 mile SE of 90 degree bend at Hobbs Road junction. -18 Comment
  UCR108127  Beta macrocarpa Detlef Bartsch 1998-5-6 22 Imperial Sonoran (Colorado) Desert, Hwy 115 at Strieby Rd., 6 mi east of Brawley -27 Comment
  UCR269895  Beta macrocarpa A. C. Sanders 2015-2-5 41245 Imperial Sonoran (Colorado) Desert, Imperial Valley on SE side of Salton Sea, beside Pound Road and Q Lateral Canal, 1 mile east of Davis/Wister Road, at edge of duck club field, adjacent to Calif. Fish and Wildlife public access area, 2.8 mi. SW of Niland -65 Comment
  UCR1575  Beta vulgaris William R. Bowen 1962-4-18 046 Imperial Sonoran (Colorado) Desert, Along irrigation ditch 7 mi south of Brawley on US Hwy 99 -24 Comment
  SEINET6413275  Boerhavia erecta J. Rebman, W. Schmidtmann 2014-9-26 28841 Imperial Algodones Dunes area: east of Brawley; north of Hwy 78 at Glamis & west of the railroad & Ted Kipf Road; on the eastern edge of the dune field. 90 Comment
  SD128208  Boerhavia intermedia Duffie Clemons, Erik Jonsson, Mike Curto 1989-9-20 2251 Imperial Chocolate Mountains, northwest of Junction Indian Pass Road & Gavilon Wash, Quartz Peak quarter 280 Comment
  UCR240053  Boerhavia triquetra A. C. Sanders, T. B. Salvato, Tim Thomas, Mitch Provance 2012-10-17 40443 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., BLM Rd. 549, west of Bradshaw Trail, in vicinity of Indian Well 546 Comment
  UCR264778  Boerhavia triquetra var. intermedia Jon P. Rebman, J. LaGrange, Warren Schmidtmann 2014-9-24 28707 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
  SD250685  Boerhavia wrightii Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28807 Imperial Vicinity of Hauser Geode Beds: west of Milpitas Wash Road; west of Hwy 78; southwest of Palo Verde & southwest of the Palo Verde Mountains; along an arroyo 259 Comment
  SD250686  Boerhavia wrightii Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28710 Imperial Northeast of the Algodones Dunes: along Ogilby Road (S34) between I-8 & Hwy 78; in a wash just south of Indian Pass Road 189 Comment
  SD254652  Boerhavia wrightii B. Pitzer 1997-10-18 3302 Imperial Hwy 78, 7.1 road miles S of town of Palo Verde and ca. 5.4 miles N of Walter's Camp Road. 91 Comment
  UCR107982  Boerhavia wrightii Jon P. Rebman, Adrienne Russell 1997-9-6 4208 Imperial Western Colorado Desert, Coyote Mtns., west of Plaster City along Painted Gorge Road c. 4.3 mi north of S-80 Comment
  UCR108111  Boerhavia wrightii Jon P. Rebman, L. Renfro 1997-11-19 4760 Imperial Sonoran (Colorado) Desert, NW of Yuma, east of Ogilby Rd along Indian Pass Rd at Chemgold Company's Imperial Project. Comment
  CAS-BOT-BC31343  Bolboschoenus maritimus Samuel B. Parish 1912-10-13 8377 Imperial Irrication canal, Salton Basin. -21 Comment
  SD139734  Bolboschoenus maritimus subsp. paludosus Jon P. Rebman, Maggie Loy 1996-10-25 3719 Imperial South of Seeley, at Fig Lagoon. (IPB 10/07) Comment
  UCR107229  Bolboschoenus maritimus subsp. paludosus L. C. Wheeler 1956-12-27 7243 Imperial Sonoran (Colorado) Desert, Mouth of Alamo River. Comment
  CAS-BOT-BC428015  Boraginaceae Greg Gust; Leith Nye 2005-3-3 465 Imperial BLM Land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. 159 Comment
  IRVC22909  Bouteloua aristidoides Fred M. Roberts, T. M. Burrows 1984-8-31 1397 Imperial S-2; 6.5km N by road of Ocotillo; ca. 18km SSW Carrizo Mtns. Sonoran desert 230 Comment
  UCR100002  Bouteloua aristidoides B. G. Pitzer 1997-10-18 3303 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
  CAS-BOT-BC483057  Bouteloua aristidoides var. aristidoides Sarah J. De Groot; Cheryl Sevilla 2014-9-11 7300 Imperial Along Hwy 78 S of Palo Verde, just N of MIthcells Camp Road, W of Davis Lake and Cibola National Wildlife Refuge. SE foot of Palo Verde Mountains, SE of Palo Verde Peak, N of Milpitas Wash 73 Comment
  CDA31554  Bouteloua barbata T. C. Fuller 1969-10-22 19017 Imperial North-east Imperial County, ca. 7 miles southwest of Wiley Well 0 Comment
  RSA126995  Bouteloua barbata H. S. Yates 1937-7-3 6810 Imperial 6 miles W of Seeley. 30 Comment
  RSA385906  Bouteloua barbata S. B. Parish 1912-10-15 8235 Imperial New River near Rockwood, Salton Basin. -52 Comment
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Mar 12 2011
  UCD56846  Bouteloua barbata Malcolm A. Nobs; S. Galen Smith 1948-9-3 508 Imperial About 25 miles south of Coachella. Playa west of Salton Sea. Comment
  UCR104856  Bouteloua barbata George K. Helmkamp, E. Helmkamp 1998-1-24 2571 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
  UCR266731  Bouteloua barbata A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-20 41918 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, lower Salvation Wash below confluence of E and N forks, US Navy Chocolate Mountains Aerial Gunnery Range 267 Comment
  UCR59817  Bouteloua barbata George K. Helmkamp 1989-9-17 s.n. Imperial Sonoran (Colorado) Desert, Colorado River Valley; 0.5 mi west of Palo Verde at 4th Street 72 Comment
  SEINET10519895  Bouteloua barbata Charles L. Hitchcock, C. V. Muhlick 1962-3-18 Hitchcock 22238 Imperial Basaltic debris on hill at E edge of Chocolate Mts., 9.3 mi. E of Glamis, on rd. to Blythe. Comment
  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
  UC165059  Bouteloua barbata var. barbata S. B. Parish 1912-6-30 8125 Imperial in the public square Holtville Comment
  CHSC13242  Brandegea bigelovii Larry C. Higgins 1973-3-26 6353 Imperial Ca. 20 miles northwest of Winterhaven along Olgsby road. Comment
  JEPS42501  Brandegea bigelovii W. L. Jepson 1912-11-1 5274 Imperial along the Colorado River, Needles to Yuma Colorado River 45 Comment
  RSA387413  Brandegea bigelovii Steve Boyd 1986-2-6 1242 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  SD250649  Brandegea bigelovii Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28835 Imperial Algodones Dunes area: east of Brawley; north of Hwy 78 at Glamis & west of the railroad & Ted Kipf Road; on the eastern edge of the dune field 89 Comment
  SD250650  Brandegea bigelovii Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28804 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
  UCD107472  Brandegea bigelovii B. Pitzer 1998-2-1 3468 Imperial Milpitas Wash, ca. 0.2 mi. S of Walter's Camp Rd, ca. 0.1 mi. W of Hwy 78. 91 Comment
  UCR264204  Brandegea bigelovii A. C. Sanders, Jim Malusa 2015-9-8 41823 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, foot of west side of the Little Mule Mountains 355 Comment
  UCR269680  Brandegea bigelovii A. C. Sanders, Jim Malusa 2016-3-17 42308 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass 599 Comment
  CAS-BOT-BC36833  Brassica tournefortii Ira L. Wiggins; Dorothy B. Wiggins 1966-2-22 20469 Imperial 0.25 mile south of entrance to US Navy Salton Sea Base, along Highway 86. Comment
  SD191864  Brassica tournefortii Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14410 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, 5.6 miles W of Hwy. 86; Section 18 (SL18), Grave Wash, Site OLILIN in arroyo bottom and surrounding embankments 71 Comment
  SD242767  Brassica tournefortii 1993-3-18 Imperial Davis [Davies] Valley entrance Comment
  UCR167241  Brassica tournefortii 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
  UCR217814  Brassica tournefortii Tasha La Doux, Jim Andre 2010-3-1 480 Imperial Sonoran (Colorado) Desert, Borrego Desert region, southeastern Coyote Mountains, along Painted Gorge Road, c. 5 miles NE of town of Ocotillo, 4 mi. north of Interstate 8 68 Comment
  RSA0063251  Brassica tournefortii E. K. Balls, P. C. Everett 1958-3-20 22894 Imperial 0.5 mi. N along road to Blythe from U.S. Highway 80. 60 Comment
  RSA0094020  Brickellia arguta var. odontolepis Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8224 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  SD152280  Brickellia atractyloides var. odontolepis Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6523 Imperial Mountain Springs Grade near I-8 exit 700 Comment
  SD152278  Brickellia frutescens Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6511 Imperial Mountain Springs Grade near I-8 exit 700 Comment
  UCD57654  Bromus L. G. Goor 1940-6-1 s.n. Imperial Imperial Valley. Comment
  RSA701642  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
  SD155874  Bromus diandrus Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7233 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon, just east of the microwave towers. (IPB 10/07) 1200 Comment
  RSA704061  Bromus tectorum Jon P. Rebman, Mark Miller 2003-5-10 8974 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border and just N of the US/Mex border. 1220 Comment
  UC1787735  Bromus tectorum Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7242 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon. 1150 Comment
  RSA452175  Bursera microphylla Jack Rempel, Ersirce Miller 1934-4-29 18723 Imperial Near Gypsum Mine Fish Cr. Mts. Comment
  GMDRC4145  Caesalpinia virgata J. Andre, T. La Doux 2010-3-1 12523 Imperial Borrego Desert region: southeastern Coyote Mtns, along Painted Gorge Rd, approx 5 mi. NE of town of Ocotillo, 4 mi. N. of Interstate 8 68 Comment
  JEPS5831  Calandrinia ambigua Marjorie D. Clary 1933-3-13 Imperial Palm Creek Wash Comment
  RSA0107176  Calandrinia ambigua E. K. Balls, P. C. Everett 1958-3-19 22885 Imperial 4 mi. W of Mt. Signal, State Hwy. 98. 0 Comment
  CAS-BOT-BC200994  Calliandra eriophylla Ira L. Wiggins 1937-2-17 8557 Imperial 3.5 miles north of Ogilby on road to Palo Verde 134 Comment
  HSC14614  Calliandra eriophylla C. L. Hitchcock, C. V. Muhlick 1964-3-20 23207 Imperial 4 mi. N of Ogilby, along road to Glamis. Comment
  POM184096  Calliandra eriophylla P. A. Munz, C. L. Hitchcock 1932-4-5 12135 Imperial 20 miles north of Ogilby Comment
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May 5 2011
  RSA182253  Calliandra eriophylla James Henrickson, B. Rutherford 1965-1-29 1880 Imperial East of Glamis, 11.5 miles at jct. of road to Ogilby; Comment
  RSA605791  Calliandra eriophylla R. S. Woglum 1941-4-10 2925 Imperial Sonoran Desert: North of Ogilby. Comment
  SD144587  Calliandra eriophylla Suzanne Bell 1998-2-28 299 Imperial 1 mile north of Black Mountain Road on Hwy 78 (3.9 miles from Ogilby Road Jct) (mak 10/07) Comment
  SD61005  Calliandra eriophylla Darley F. Howe 1964-4-12 3760 Imperial 4.2 miles north of Ogilby 60 Comment
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May 5 2011
  UC1595713  Calliandra eriophylla W. Wisura, J. Dolan, and M. Wall 1992-3-25 4658 Imperial 11.7 mi w Milpitas Wash Rd. (Hwy 78); Colorado Desert Comment
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May 5 2011
  UCR269457  Calliandra eriophylla A. C. Sanders, Jim Malusa 2016-3-7 42116 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, dirt road from E.O.D. Camp Burt (off intersection of Dietz Rd. & Skyline Dr.) toward target 'Invader', at north foot of Blue Mountain 375 Comment
  UCR269469  Calliandra eriophylla A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42087 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash 425 Comment
  UCR89863  Calliandra eriophylla J. M. Stewart 1990-3-14 646 Imperial Sonoran Desert, Chocolate Mountains, Imperial Gables, west of Hwy 78 Comment
  SEINET12190685  Callistemon Unknown 1944-1 s.n. Imperial El Centro Comment
  GMDRC9385  Calycoseris wrightii J. M. Andre 2017-3-4 37208 Imperial Palo Verde Mountains: eastern base of range 8.2 mi. south of town of Palo Verde, 0.2 miles west of Hwy 78 76 Comment
  RSA224184  Calycoseris wrightii C. L. Hitchcock 1968-3-12 25449 -a Imperial 5 mi. NW of Coyote Wells Comment
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Oct 9 2010
  SBBG66307  Calycoseris wrightii E. Rockwell, M. N. Ackley -May-1927 162 Imperial Mammoth Wash Comment
  SD199797  Calycoseris wrightii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16232 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
  SD200311  Calycoseris wrightii Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16576 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
  SEINET10669751  Calycoseris wrightii Greg Gust, Leith Nye 2005-3-4 Gust 481 Imperial Off of Hwy 78 on Black Mountain Rd. ca. 3 mi. from HWY 78 intersection at dry wash approaching Black Mountains. 363 Comment
  UCD129992  Calycoseris wrightii C. L. Hitchcock 1968-3-12 254449 -a Imperial 5 miles NW of Coyote Wells. Comment
  UCR228053  Calycoseris wrightii Jon P. Rebman, Guy L. Fleming, Victoria Marshall, Annette Winner 2009-3-23 16539 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
  UCR269753  Calycoseris wrightii A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42208 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  UC1184266  Camissonia Peter H. Raven 1958-3-1 11740 Imperial 5.1 mi s Palo Verde; Palo Verde Mountains Comment
  POM47325  Camissonia boothii subsp. condensata Mary F. Spencer 1917-3-26 244 Imperial Colorado Desert, Coyote Wells 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
  RSA696088  Camissonia boothii subsp. condensata LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1293 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  CLARK-A1045-1210  Camissonia brevipes George K. Helmkamp 1977-1-22 Imperial Yuha Desert Mount Signal [area], 2 miles south of State Highway 98, gravel pit; Mount Signal 7.5'Q Comment
  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
  UCR165522  Camissonia brevipes 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
  RSA135208  Camissonia brevipes subsp. arizonica Peter H. Raven 1958-1-26 s.n. Imperial 28.7 miles north of Ogilby, east of the road. Comment
  RSA466001  Camissonia brevipes subsp. brevipes H. de Forest, Jack Rempel 1932-12-19 16348 Imperial Near Kane Springs [5 miles north of Kane Springs] Comment
  RSA802162  Camissonia californica Duncan S. Bell 2013-3-24 4641 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
  SEINET8003846  Camissonia californica Jon P. Rebman 1997-3-6 3807 Imperial Jacumba Natural area, Canon del Carrizo 250 Comment
  RSA19537  Camissonia cardiophylla Roxana S. Ferris, Ruth P. Rossbach 1938-5-17 9606 Imperial upper end of Painted Gorge, Carisso Mts. Comment
  UCR134126  Camissonia cardiophylla June Latting 1967-3-26 s.n. Imperial Sonoran (Colorado) Desert, Painted Gorge, Coyote Mountains 305 Comment
  SEINET235605  Camissonia cardiophylla subsp. cardiophylla Russell S. Woglum 1940-3-10 2456 Imperial Sonoran Desert: Imperial Ssand Dunes Recreation Lands Ogilby. Comment
  UCR120102  Camissonia cardiophylla subsp. cardiophylla Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-23 4954 Imperial Sonoran (Colorado) Desert, W of Picacho State Recreation Area; along Indian Pass Road c. 9.1 mi east of Ogilby Road 150 Comment
  UCR101134  Camissonia chamaenerioides George K. Helmkamp, E. A. Helmkamp 1998-3-19 2951 A Imperial Sonoran (Colorado) Desert, Little Picacho Wash along Picacho Rd, 2.5 mi. south of Picacho State Recreation Area 152 Comment
  UCR102674  Camissonia claviformis B. G. Pitzer 1998-2-2 3473 Imperial Sonoran (Colorado) Desert, Algodones Dunes, S terminus of Ogilby Road, on south side of Hwy I-8. S end of dunes 61 Comment
  UCR167226  Camissonia claviformis 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
  UCR41465  Camissonia claviformis A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6186 Imperial Sonoran (Colorado) Desert, Yuha Desert, c. 5 miles airline south of Plaster City, in fossil oyster beds along a dirt road c. 5 mi south of the Dunaway Road exit off Hwy I-8 61 Comment
  UCR85158  Camissonia claviformis A. C. Sanders, O. F. Clarke, D. Crowley, et al. 1995-3-14 16100 Imperial Sonoran (Colorado) Desert, Salton Sink, W side of Hwy 86, south of Travertine Point, 5.0 mi north of Borrego-Salton Seaway (S-22), 3.1 mi north of Marina Drive -25 Comment
  RSA135549  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-26 11508 Imperial 0.1 miles east of junction of Ogilby on United States Highway 80. Comment
  RSA489131  Camissonia claviformis subsp. claviformis 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
  GMDRC4142  Camissonia claviformis subsp. peirsonii J. Andre, T. La Doux 2010-3-1 12519 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
  POM47326  Camissonia claviformis subsp. peirsonii Mary F. Spencer 1917-3-27 243 Imperial Coyote Wells, Colorado Desert. Comment
  RSA135523  Camissonia claviformis subsp. peirsonii Peter H. Raven 1958-1-27 11512 Imperial 7.6 miles north-west of Westmoreland [Westmorland]. Comment
  RSA151345  Camissonia claviformis subsp. peirsonii William M. Klein 1958-2-12 52 Imperial Ca. 6 mi. northwest of Kane Spgs. along hwy. 99 [Hwy 86]. Comment
  UCR241038  Camissonia claviformis subsp. peirsonii A. C. Sanders, Ann Howald 2013-3-1 40594 Imperial Sonoran (Colorado) Desert, Salton Sink, alluvial slope between San Felipe Creek and Hwy 78 at a point 4.25 km west of Hwy 86 -34 Comment
  RSA0020749  Camissonia claviformis subsp. yumae Jim Andre, Tasha La Doux 2009-2-26 9872 Imperial Algodones Dunes: west end of Algodones Dunes, along north side of Highway 78. 68 Comment
  RSA278756  Camissonia claviformis subsp. yumae Bonnie M. Rich 1979-4-2 79038 Imperial South of designated jeep trail. Comment
  RSA0020750  Camissonia claviformis subsp. yumae Peter H. Raven 1958-1-25 11492 Imperial 7.6 miles east of Holtville. Comment
  UCR155774  Camissonia pallida subsp. pallida Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7231 Imperial Peninsular Range/Sonoran (Colorado) Desert, In-Ko-Pa Mtns, Jacumba Natural Area, at top of grade along the road to Valley of the Moon, just east of the microwave towers 1200 Comment
  RSA449240  Camissonia pallida subsp. pallida M. B. Dunkle 1937-3-25 4900 Imperial Colorado Desert. Comment
  RSA176315  Camissonia refracta Robert F. Thorne, R. Rutherford 1964-4-11 33604 Imperial Gables Wash, ca 3 miles W of Imperial Gables, Chocolate Mts. 396 Comment
  RSA695936  Camissonia refracta LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1310 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD155773  Camissoniopsis pallida subsp. pallida Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7219 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. (IPB 10/07) 1000 Comment
  RSA5141  Carnegiea gigantea C. B. Wolf 1931-3-14 1883 Imperial Imperial Valley, 5 miles above Laguna Dam. 152 Comment
  CAS-BOT-BC205626  Castela emoryi James R. Shevock 1986-3-24 11359 Imperial Colorado Desert Region. BLM Crucifixion Thorn Natural Area. Along California highway 98, 7.6 miles southeast of county road S-2 (Coyote Wells) 100 Comment
  CAS-BOT-BC47722  Castela emoryi Reid Moran 1966-5-22 13138 Imperial on route 98, 6 1/2 miles SE of Coyote Wells 150 Comment
  CLARK-A1528-5745  Castela emoryi John C. Roos 1939-6-11 Imperial 91 Comment
  OBI38381  Castela emoryi A. C. Sanders, Charlton, Wright and Pitzer 1986-3-10 6264 Imperial Crucifixion Thorn Preserve, 7.9 mi E of hwy jctn at Ocotillo on hwy 98 & 0.4 mi W of coyote Rd 107 Comment
  RSA350000  Castela emoryi Robert F. Thorne, Steve D. Boyd 1986-3-21 61613 Imperial Yuha Desert; Crucifixion thorn Woodland, 6.5 miles SE of coyote Well on Rt 98 46 Comment
  SD214606  Castela emoryi Reid Moran 1966-5-22 13138 Imperial a bare playa 350 m wide; on route 98, 6I(c) miles SE of Coyote Wells 149 Comment
  SD68984  Castela emoryi James Henrickson 1965-1-29 1881 Imperial Ao mile south of Hy. 98, 23 miles west of Calexico Comment
  UCR96254  Castela emoryi Nathan Moorhatch 1996-10-6 s.n. Imperial Sonoran (Colorado) Desert, Crucifixion Thorn Natural Area, south side of Hwy 98 Comment
  RSA802167  Caulanthus cooperi Duncan S. Bell 2013-3-24 4637 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
  CAS-BOT-BC40526  Caulanthus lasiophyllus P. A. Munz 1919-4-12 2583 Imperial Barstow. 914 Comment
  UCR211180  Caulanthus lasiophyllus Jim Andre, T. La Doux 2009-2-26 9882 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, along major powerline corridor (Palo Verde Road) that runs north-south through mountains, c. 1 mile south of pass 182 Comment
  SFV1443  Caulanthus simulans P. M. Kennamer 1958-4-1 s. n. Imperial Near Salton Sea, 2 miles north of Salton Sea beach, about 500 yards from Highway 99. Comment
  SD250411  Cenchrus ciliaris Tom Zavortink, K. Lorenzen 2009-3-11 Imperial Imperial County: Algodones Dunes, along Ogilby Road, 0.2 mile N of Hwy I-8. Just E of Ogilby Road. Algodones Dunes Insect Survey location AL 157. 64 Comment
  UCR108125  Cenchrus spinifex Jon P. Rebman, Maggie Loy 1996-10-26 3724 Imperial Sonoran (Colorado) Desert, Imperial Valley, south of Seeley, east of Fig Lagoon along the New River 20 Comment
  SD250639  Ceratophyllum demersum Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28810 Imperial Along the Colorado River: south of Milpitas Wash; east of Hwy 78; south of Palo Verde & southeast of the Palo Verde Mountains; south of Water's Camp; on BLM land on the west side of the Colorado River near the end of Walter's Camp Road 105 Comment
  RSA698710  Cercidium floridum LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1275 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  UC489178  Cercidium floridum subsp. floridum C. V. Meyer 1928-5-25 408 Imperial <approx.> 10 mi s Oasis; Colorado Desert Comment
  SBBG87823  Chaenactis carphoclinia A. C. Sanders, B. Pitzer, et al. 1986-3-10 6244 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
  UCR269551  Chaenactis carphoclinia A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42023 Imperial Sonoran (Colorado) Desert, Hayden Well on Mammoth Wash, Chocolate Mountains 284 Comment
  JEPS8820  Chaenactis carphoclinia var. carphoclinia W. L. Jepson 1927-4-16 11756 Imperial near, (alkaline desert plain e of) Coyote Wells (along U.S. Highway No. 80); Colorado Desert 60 Comment
  LA203108  Chaenactis carphoclinia var. carphoclinia Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9617 Imperial upper end of Painted Gorge, Carisso Mts 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
  RSA696648  Chaenactis carphoclinia var. carphoclinia LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1321 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  SD199800  Chaenactis carphoclinia var. carphoclinia Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16514 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, W of Salton City, Along Hwy S22, section 29 (SP29), Site LANSET on mesa and surrounding mud and cobble hillsides 152 Comment
  SD220627  Chaenactis carphoclinia var. carphoclinia Margaret R. Mulligan, L. Hendrickson, L. L. Jee 2008-4-25 2519 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City; Section 14 (SL14), in Coral Wash ca. 2 mi southwest of Hwy 86. 25 Comment
  SD258873  Chaenactis carphoclinia var. carphoclinia Duncan S. Bell, Evan Meyer 2015-5-5 8186 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness area, to the N of Meyer Valley; Aprroximately 3.5 air miles NE of Mountain Spring 423 Comment
  UC495160  Chaenactis carphoclinia var. carphoclinia Philip A. Munz and C. L. Hitchcock 1932-4-6 12157 Imperial 20 mi ne of Ogilby 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
  UCR82256  Chaenactis carphoclinia var. carphoclinia J. M. Stewart 1994-3-21 803 Imperial Sonoran (Colorado) Desert, Ogilby Road at Goldrock Ranch Road 175 Comment
  JEPS8817  Chaenactis carphoclinia var. peirsonii W. L. Jepson 1935-4-20 17092 Imperial Baileys Well, between Harper Well and Borrego Sprs. 3 Comment
  SD173231  Chaenactis carphoclinia var. peirsonii Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-18 1728 Imperial Palm Wash, California State Lands Commission property. Approx. 0.70 air mi. north of hwy. S-22 (Borrego-Salton Seaway) and 5.6 mi. southwest from hwy. 86. T10s, R9e, Sec. 20. 73 Comment
  HSC65578  Chaenactis douglasii var. douglasii R. S. White 1977-7-1 95 Imperial Top of Sawtooth Mountain Comment
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Apr 26 2018
  RSA704064  Chaenactis fremontii Jon P. Rebman, Mark Miller 2003-5-10 8983 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border and just N of the US/Mex border. 1220 Comment
  SDSU21299  Chaenactis fremontii Michael S. Armstrong, Michael G. Simpson 2015-3-27 2 Imperial Mountain springs road exit south from I-8. 50 feet south of parking area. 672 Comment
  CAS-BOT-BC277866  Chaenactis stevioides Noel H. Holmgren; Patricia K. Holmgren 1974-3-29 7541 Imperial Jacumba Mountains, 3 airline miles southwest of Ocotillo 274 Comment
  SD113080  Chaenactis stevioides Darley F. Howe 1958-3-30 2594 Imperial 1.5 miles south of a point on Highway 98, 12 miles east of junction with Highway 80. Comment
  SEINET477093  Chaenactis stevioides B. D. Parfitt, D. Pinkava, D. Keil, M. McLeod 2778 1979-3-20 Imperial Junction of highways I-8, S-2, and 98, west of Coyote Wells Comment
  UCD83490  Chaenactis stevioides Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5830 b 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
  RSA0015720  Chamaesyce abramsiana Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6088 Imperial On the southeast side of the Jacumba Mountains in the Crucifixion Thorn Natural Area, approximately 2.4 air miles north of the U.S./Mexico border. 105 Comment
  RSA433514A  Chamaesyce abramsiana S. B. Parish 1912-10-16 8305 Imperial Streets of Brawley, Salton Basin. -35 Comment
  RSA790809  Chamaesyce abramsiana Michelle Cloud-Hughes, Marc Baker, Gina Robinson, Adam Hamburg 2012-9-3 0 -40 Imperial Fenner Valley, intersection of Lanfair Road and Rancho Maria Road, 53km WNW of Needles. 1060 Comment
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Mar 21 2013
  SEINET3228143  Chamaesyce maculata G. Rink, K. Routson 2012-9-3 11665 Imperial East of the Salton Sea, near Iris 20 Comment
  SEINET7996417  Chamaesyce melanadenia Jon P. Rebman 1997-3-6 3812 Imperial Jacumba Natural area, Canon del Carrizo 250 Comment
  HSC8016  Chamaesyce micromera C. L. Hitchcock, C. V. Muhlick 1964-3-21 23230 Imperial 15 mi. N of Glamis on road to Blythe Comment
  RSA0128444  Chamaesyce pediculifera G. Rink, K. Routson, A. Karl, Tasya Herkowitz 2012-9-3 11662 Imperial North side of Hwy 78 about 5 miles south of Palo Verde. 70 Comment
  RSA432491A  Chamaesyce polycarpa Jack Rempel 1933-2-25 16987 Imperial Colorado Desert, road from Niland to Salvation Pass, Chocolate Mts. Comment
  RSA674509  Chamaesyce polycarpa H. de Forest, Jack Rempel 1933-4-10 17770 Imperial Between Ruthven and Ogilby Comment
  SBBG22828  Chamaesyce polycarpa D. Myrick 1965-3-1 1051 Imperial near Glamis 60 Comment
  SBBG22829  Chamaesyce polycarpa D. Myrick 1965-2-27 1047 Imperial rd to Picacho Peak Park, N of Yuma 60 Comment
  UC1192292  Chamaesyce polycarpa Malcolm A. Nobs and S. Galen Smith 1948-9-3 505 Imperial ca 25 mi s Coachella (w of Salton Sea) Comment
  RSA289349  Chamaesyce polycarpa var. hirtella Charles Convis 1980-3-14 58 Imperial Colorado Desert, Westeren Salton Basin, 27 km due WNW of Westmoreland, Ca. Flats and stabilized dunes area 0-2 km N of San Felipe creek in area of confluence with Carrizo wash. -21 Comment
  RSA432494A  Chamaesyce polycarpa var. hirtella Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7763 Imperial Off Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob. 79 Comment
  RSA696642  Chamaesyce polycarpa var. hirtella LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1328 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  RSA643371  Chamaesyce polycarpa var. polycarpa J. P. Rebman, Adrienne Russell 1997-9-6 4197 Imperial West of Plaster City: along S-80, north of Interstate 8. 20 Comment
  HSC80366  Chamaesyce setiloba R. F. Thorne 1977-11-25 50883 Imperial 15 mi. N of Yuma along Picacho Rd. (perhaps Senator Wash) 61 Comment
  UC1192286  Chamaesyce setiloba Malcolm A. Nobs and S. Galen Smith 1948-9-3 506 Imperial 25 mi w Coachella (w of Salton Sea) Comment
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Mar 10 2011
  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
  RSA681350  Cheilanthes parryi Scott D. White, Michael Honer 2003-3-28 8878 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. 152 Comment
  HSC1014  Cheilanthes viscida H. E. Parks 1932-1-20 1085 Imperial Entrance to Carriso Gorge Comment
  UC484094  Cheilanthes viscida C. B. Wolf 1931-3-14 Imperial base of Mountain Springs Grade 182 Comment
  SDSU22124  Chenopodium berlandieri Jon Rebman, W. Schmidtmann & G. Kenney 2017-8-22 33630 Imperial Camp Pendleton: southwestern portion of Base; Training Area SMR One: southwest of the main air station on Base and just off of North River Road; on the west side of the Santa Margarita River 12 Comment
  CDA18547  Chenopodium murale Frank B. McMurry 1943-1 1343 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  SD142247  Chenopodium murale Jon Rebman, L. Renfro 1997-11-19 4752 Imperial Northwest of Yuma: E of Ogilby Road along Indian Pass Road at Chemgold Company's Imperial Project Comment
  UCD98328  Chenopodium murale D. W. Ragsdale 1957-5-25 9 Imperial along a roadside south of El Centro. 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
  UCR121155  Chenopodium murale George K. Helmkamp, E. A. Helmkamp 2001-3-16 6262 Imperial Sonoran (Colorado) Desert, Imperial Valley, Andre Rd. and Lack Rd., southwest of Westmorland -46 Comment
  UCR266763  Chenopodium murale A. C. Sanders, J. Malusa 2016-1-22 41956 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range 412 Comment
  UCR279528  Chenopodium murale A. C. Sanders, Jim Malusa 2017-3-12 42882 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Pegleg Well near Pegleg Mine 424 Comment
  RSA388038  Chenopodium murale Steve Boyd 1986-2-6 1219 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
  UCSB41800  Chilopsis linearis Zysk, Ken 1971-4-16 Imperial In washes off Hwy. 78, 5 miles from Palo Verde, Calif., then 3 miles down Milpitas wash road and off on varios washes 91 Comment
  CAS-BOT-BC166237  Chloracantha spinosa L. R. Abrams 1906-12-30 4993 Imperial Near Calexico, Colorado Desert Comment
  UCD130407  Chloracantha spinosa Malcolm A. Nobs; S. Galen Smith 1948-9-3 516 Imperial Imperial Valley. Imperial State Game Refuge, 4 miles south of Calipatria. Comment
  UC201271  Chloracantha spinosa var. spinosa L. R. Abrams 1906-12-30 4993 Imperial near Calexico; Colorado Desert Comment
  UC124013  Chloris virgata Mr. Washington Wilson Aug. 1908 Imperial Holtville Comment
  UCR165633  Chorizanthe brevicornu John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 15 and 16, c. 2 miles NE of Frink and c. 10 miles east of Bertram 23 Comment
  CAS-BOT-BC179027  Chorizanthe brevicornu var. brevicornu Ira L. Wiggins 1937-2-25 8608 Imperial Picacho Wash, 0.7 miles N of All-American Canal Spillway 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
  RSA696410  Chorizanthe brevicornu var. brevicornu LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1306 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SD200153  Chorizanthe brevicornu var. brevicornu Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16337 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
  SD200158  Chorizanthe brevicornu var. brevicornu Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16562 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 26 (SL26), Amerosa Wash, Site CHOBRE on mesas and surrounding mud and cobble hillsides and arroyos -3 Comment
  SD200489  Chorizanthe brevicornu var. brevicornu Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16768 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
  SD6130  Chorizanthe brevicornu var. brevicornu none given 1917-4-1 Imperial Colorado Desert near Mt Spring Comment
  JEPS57634  Chorizanthe corrugata Marjorie D. Clary 1932-5-8 1112 Imperial Niland to Beals Well (Colorado Desert); , Chocolate Mountains 152 Comment
  RSA392651  Chorizanthe corrugata H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Chocolate Mountains. Comment
  SD115580  Chorizanthe corrugata Erik Jonsson 1983-4-5 DC 453 Imperial Coyote Wells Quad 305 Comment
  SD144569  Chorizanthe corrugata Suzanne Bell 1998-3-1 308 Imperial [TRS only, no locality information on label] Comment
  SD200164  Chorizanthe corrugata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16292 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
  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
  UC1372535  Chorizanthe corrugata C. Leo Hitchcock 1970-3-18 25693 Imperial ca 8 mi n Winterhaven; n of Winterhaven Comment
  UCD83557  Chorizanthe corrugata Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5899 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In long finger of vegetation along wash that leads into dunes in a SW direction - longest finger of vegetation on the E side. 75 Comment
  HSC17253  Chorizanthe rigida C. L. Hitchcock 1966-3-18 24269 Imperial 6 mi. W of Plaster City 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
  SD73538  Chorizanthe rigida Helen V. Witham 1970-3-1 713 Imperial Lower Pinto Wash, near Mexican border 299 Comment
  UC403418  Chorizanthe rigida Arthur J. Burdick Imperial Superstition Mountains Comment
  UCR41466  Chorizanthe rigida A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6188 Imperial Sonoran (Colorado) Desert, Yuha Desert, c. 5 miles airline south of Plaster City, in fossil oyster beds along a dirt road c. 5 mi south of the Dunaway Road exit off Hwy I-8 61 Comment
  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
  POM254265  Chrysothamnus paniculatus P. A. Munz 1940-1-26 15834 Imperial 3 miles east of Carrizo Station Comment
  UCR279419  Chylismia brevipes A. C. Sanders, Jim Malusa 2017-3-25 43041 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, on Niland-Blythe Rd. near top of Surveyors Pass 660 Comment
  SD125145  Chylismia brevipes subsp. arizonica Steven P. McLaughlin, Janice E. Bowers 1985-3-8 2924 Imperial Sandy wash near Colorado River along Mitchell's Camp Rd., 0.7 mile east of California 78. 91 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
  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
  SD115596  Chylismia cardiophylla subsp. cardiophylla Duffie Clemons, Erik Jonsson 1983-4-16 469 Imperial [East of Davies Valley] on south-facing rocky cliff face. Coyote Wells quad. 295 Comment
  SD161386  Chylismia cardiophylla subsp. cardiophylla Jon Rebman, Jim Rocks 2005-2-10 10961 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
  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
  UC54917  Chylismia cardiophylla subsp. cardiophylla Jos. Burtt Davy 1902-3-29 8003 Imperial Calexico Comment
  OBI17827  Chylismia claviformis David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12047 Imperial 2 mi W of jctn with Calif 86 along Calif 78 30 Comment
  OBI52768  Chylismia claviformis G. Helmkamp 1988-2-28 s.n. Imperial Just N of Signal Mtn, S of hwy 98. Mount Signal 10 km cell; PG-1N, 2E 30 Comment
  UCD83507  Chylismia claviformis Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5847 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  SD200467  Chylismia claviformis subsp. aurantiaca Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16574 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
  SD43766  Chylismia claviformis subsp. aurantiaca Darley F. Howe 1949-3-19 1977 Imperial Andrade. Comment
  UC1184371  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-1 11738 Imperial wash 3.4 mi s Palo Verde Comment
  UC495330  Chylismia claviformis subsp. aurantiaca Philip A. Munz and C. L. Hitchcock 1932-4-5 12137 Imperial 2 mi n Cargo Muchaco Mountains Comment
  CAS-BOT-BC162679  Chylismia claviformis subsp. peirsonii Marcus E. Jones 1924-2-28 s.n. Imperial Imperial Valley Comment
  CAS-BOT-BC162681  Chylismia claviformis subsp. peirsonii Carl B. Wolf 1937-4-6 8442 Imperial Imperial Valley, 1 mi. So. of Truckhaven, Colorado Desert 45 Comment
  CAS-BOT-BC162725  Chylismia claviformis subsp. peirsonii C. L. Hitchcock 1968-3-11 25437 Imperial On sand dunes, 42 mi. S. of Indio Comment
  GMDRC6910  Chylismia claviformis subsp. peirsonii J. M. Andre 2015-3-3 31297 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
  SBBG5105  Chylismia claviformis subsp. peirsonii H. and M. Dearing 1939-4-9 3145 Imperial foot of Mountain Spring grade Comment
  SD191967  Chylismia claviformis subsp. peirsonii Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14436 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
  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
  SD211427  Chylismia claviformis subsp. peirsonii Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18859 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
  UC1183641  Chylismia claviformis subsp. peirsonii Peter H. Raven 1958-2-6 11547 Imperial 6.6 mi ne Mountain Springs; Mountain Springs Grade Comment
  UC1282036  Chylismia claviformis subsp. peirsonii T. J. Crovello 1963-12-14 Imperial along State Hwy 78 5 mi e Ocotillo 15 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
  HSC82837  Cistanthe ambigua A. C. Sanders, Pitzer, Kniffen, Charlton, Wright, Weir, Bramlett 1986-3-9 6220 Imperial Yuha Desert, 0.7 mi. N of S-80 on Painted Gorge Rd., 4 mi. NE of Ocotillo, S of Coyote Wash 76 Comment
  SBBG131562  Cistanthe ambigua L. Hendrickson, M. Bigelow, M. McNair, M. J. Churchwell 2009-4-30 3807 Imperial Ocotillo Wells State Vehicular Recreation Area, 3.8 air mi S of County Route S-22 (Borrego-Salton Seaway), 0.7 mi E of Pumpkin Patch, and 0.2 mi S of Tule Wash beside on hill above jeep trail 50 Comment
  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
  SD139503  Clematis pauciflora Jon P. Rebman, Maggie Loy 1996-10-25 3683 Imperial Smuggler's Cave area, mountains southeast of In-Ko-Pah, east of Jacumba. (IPB 10/07) 1029 Comment
  SEINET8008530  Clematis pauciflora Jon P. Rebman 1997-4-5 3920 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of inkopah: Smuggler s Cave ar 900 Comment
  SEINET9119021  Coldenia plicata M. Piehl 1964-1 D Imperial 2.1 mi. W of Glamis; active, high dunes along Ben Hulse Hwy. 106 Comment
  CAS-BOT-BC520442  Condalia globosa var. pubescens A. C. Sanders; T. B. Salvato 2012-11-16 40527 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench S of the Chuckwalla Mtns., Arroyo Seco, c. 2.5 mi SW of Chuckwalla Well at powerline crossing 594 Comment
  RSA76970  Condalia globosa var. pubescens F. W. Peirson 1932-3-21 9794 Imperial 24 miles north of Ogibly 183 Comment
  RSA792710  Condalia globosa var. pubescens Duncan S. Bell, Carl Arentz, Danny Bryant, Kim Clark, Chris Clarke, Bob Ellis, Jackson Lam, Andrew Liang 2012-4-1 3302 Imperial Palo Verde Mountains: in the Palo Verde Mountains Wilderness area, approximately 2 air miles southwest of Palo Verde Peak. 221 Comment
  SD144566  Condalia globosa var. pubescens Suzanne Bell 1998-3-1 307 Imperial Sandy wash west of Ferguson Lake Road Comment
  SD254697  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2016-3-8 42145 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, near E.O.D. Camp Burt, eastern edge of Chocolate Mountains Aerial Gunnery Range, wash crossing Skyline Drive, 0.45 km north of Dietz Road (Little Mule Mountains 7.5'Q) 320 Comment
  SD90114  Condalia globosa var. pubescens R. S. Woglum, E. M. Harvey 1941-4-10 2926 Imperial Northeast Imperial County, near Midway Wells (north of Ogilby) Comment
  SEINET2043468 Image available Condalia globosa var. pubescens Jon P. Rebman, A. Salywon, C. Christy 1998-3-23 4951 Imperial West of Picacho State Recreation Area; along Indian Pass Road ca. 9.1 mile east of Ogilby Rd. 150 Comment
  UC667201  Condalia globosa var. pubescens Annie M. Alexander and Louise Kellogg 1941-5-28 2252 Imperial edge of sandy wash Colorado Desert, Midway Well 228 Comment
  UCR59863  Condalia globosa var. pubescens J. M. Stewart 1989-11-6 624 Imperial Chocolate Mtns., On BLM route MO428, 5 mi. NW of Midway Well Comment
  RSA157741  Convolvulus arvensis T. C. Fuller 1962-10-17 9785 Imperial Benson prop., Haven Lane, w. of Hwy 99, 0.5 mi. s. of Brawley. Comment
  SEINET7988787  Coreopsis californica Jon P. Rebman 2001-4-13 7237 Imperial In-Ko-Pah Mountains, Jacumba Natural area, along road ascending to Valley of the Moon 1200 Comment
  CDA34395  Coronopus squamatus J. C. Hitchcock 1987-4-14 Imperial Imperial Valley, Canal-Date 49. 0 Comment
  RSA394746A  Cressa truxillensis L. H. Jones 1910-4-5 s.n. Imperial Opposite Cibola, Colorado River. Comment
  RSA614711  Cressa truxillensis George K. Helmkamp 1997-2-1 1293 Imperial SW of Niland along Sinclair Rd and just E of Hatfield Rd. -55 Comment
  SEINET4207090  Cressa truxillensis var. vallicola Larry C. Higgins 1974-4-12 8505 Imperial 1 mile north of Brawley.; 0 Comment
  HSC85381  Croton californicus Steve Boyd 1986-2-6 1263 Imperial Cargo Muchacho Mtns., plains E of Mtns., Powerline Rd., 2.9 mi. W of Picacho Rd. Comment
  HSC8631  Croton californicus C. L. Hitchcock 1966-3-19 24279 Imperial 10 mi. W of El Centro Comment
  RSA802158  Croton californicus Duncan S. Bell 2013-3-24 4645 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
  SBBG35041  Croton californicus T. L. Secrest 1948-4-8 Imperial W of Yuma Comment
  SEINET8507052 Image available Croton californicus Deidre Conocchioli, Caitlin Elam 2013-10-2 84 Imperial Sonoran Desert: Algodones Sand Dunes. From Glamis take CA-78 W for 6.5 miles. Turn left onto Gecko Rd and travel 4.6 miles. 81 Comment
  SEINET9252981 Image available Croton californicus L. R. Landrum 1998-12-24 9368 Imperial West Palm Springs exit of Hwy 10 across street from Motel 6 in small remnant of desert vegetation. Comment
  UCR236828  Croton californicus Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18938 Imperial Sonoran (Colorado ) Desert, Southwest of Plaster City on BLM property near the entrance to Plaster City Recreation Area; just north of Hwy S80 and west of Dunaway Road; east of Ocotillo and west of El Centro 1 Comment
  SEINET9458865  Croton californicus N. H. Holmgren, P. K. Holmgren 1973-3-28 6539 Imperial Along I-8, 9 airline miles W of Yuma. 122 Comment
  RSA289286  Croton californicus var. mohavensis Charles Convis 1980-4-10 154 Imperial 27 km due WNW of Westmorland; Confluence of San Felipe creek and Fish Creek Wash area. -30 Comment
  UCR59722  Croton californicus var. mohavensis George K. Helmkamp 1989-9-17 s.n. Imperial Sonoran (Colorado) Desert, Colorado River Valley; 0.5 mi west of Palo Verde at 4th Street 72 Comment
  RSA0104189  Croton setiger Duncan S. Bell, Evan Meyer 2015-5-5 8189 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness area, to the north of Meyer Valley; approximately 3.5 air miles northeast of Mountain Spring. 423 Comment
  HSC83348  Croton wigginsii A. C. Sanders, Pitzer, Charlton 1986-3-8 6162 Imperial E Mesa, E end of Montgomery Rd. at the Coachella Canal, ca. 1.25 mi NW of Mammoth Wash crossing of the canal 27 Comment
  RSA278766  Croton wigginsii Bonnie M. Rich 1979-4-19 79028 Imperial On the north side of the All American Canal, 3 miles east of Power drop #2. Comment
  RSA331166  Croton wigginsii R. F. Thorne, Walter Wisura, Paul Peterson, C. R. Annable 1984-4-27 58263 Imperial Algodones Dunes, off Hwy 1.8 on Grays Well Rd., W end old plank road. Comment
  RSA480695  Croton wigginsii Robert Gustafson 1983-5-6 2565 Imperial Gray's Well Road off Hwy 8, vicinity of the old Plank Rd. Marker 43 Comment
  RSA480697  Croton wigginsii Christopher Davidson 1979-4-28 7794 Imperial On dirt track heading E 3.3 mi from Gray's Well Rd exit off Interst. 8. Algodoned Dunes. 46 Comment
  SD138879  Croton wigginsii Brenda L. Stone, Jim Dice 1996-4-29 Imperial Sand Hills overcrossing [to?] Interstate 8 west on-ramp, in Caltrans right-of-way, 8 feet from edge of pavement 60 Comment
  UC604964  Croton wigginsii Roxana S. Ferris and Ruth P. Rossbach 1938-5-17 9584 Imperial 1 mi e Gray's Well (on US Hwy 80); Algodones Sand Hills Comment
  UCR237385  Croton wigginsii Amber Swanson 2011-3-8 192 Imperial Western Colorado Desert, Algodones Dunes, open area north of wilderness area 80 Comment
  UCR48468  Croton wigginsii Steve Boyd 1986-2-6 1263 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd. 152 Comment
  CAS-BOT-BC376164  Cryptantha Greg Gust; Leith Nye 2005-3-4 486 Imperial Summit of Black Mountain on Black Mountain Rd. 549 Comment
  JEPS29228  Cryptantha angustifolia Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8305 Imperial 0.2 mi n All-American Canal Dam (mouth Picacho Wash, along Picacho road, 5 mi n of its junction with old U.S. Highway 80, just ne of Yuma, Ariz.); Picacho Wash 60 Comment
  POM368174  Cryptantha angustifolia N. C. Cooper 1949-3-15 3020 Imperial West of Salton Sea -61 Comment
  POM368201  Cryptantha angustifolia H. de Forest, Jack Rempel 1933-4-10 17757 Imperial Between Highway 80 & Ogilby. Comment
  POM48782  Cryptantha angustifolia Mary F. Spencer 1917-3-26 201 Imperial Colorado Desert, Coyote Wells 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
  SD173257  Cryptantha angustifolia Larry Hendrickson, L. Louise Jee 2005-4-22 2077 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
  SD242749  Cryptantha angustifolia 1993-3-11 Imperial Shell Canyon Comment
  SD242750  Cryptantha angustifolia 1998-2-19 Imperial Jackson Gulch Comment
  SD28406  Cryptantha angustifolia Frank F. Gander 1941-3-20 8988 Imperial Araz Stage Station, near Winterhaven Comment
  SDSU18935  Cryptantha angustifolia C. Matt Guilliams, Jeff Marshall 2008-4-23 628 Imperial Southeast of the intersection of Ogilby Road and I-8. Ca. 30m east of Ogilby Road. 93 Comment
  SDSU22119  Cryptantha angustifolia Jon Rebman, SDNHM Botany volunteers 2017-3-18 32665 Imperial Northwest side of Palo Verde Mountains: southwest of the town of Palo Verde and west of the Colorado River and Hwy 78; near BLM Road #544 along a sandy arroyo and on the adjacent volcanic mesa 125 Comment
  UC1372537  Cryptantha angustifolia C. Leo Hitchcock 1970-3-18 25701 Imperial ca 8 mi n Winterhaven Comment
  UC495102  Cryptantha angustifolia Philip A. Munz and C. L. Hitchcock 1932-4-5 12125 Imperial 10 mi se Holtville Comment
  UC551854  Cryptantha angustifolia F. R. Fosberg 1932-3-31 10657 Imperial 15 mi e Holtville Comment
  UCR100793  Cryptantha angustifolia George K. Helmkamp, E. A. Helmkamp 1998-3-18 2884 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 Comment
  UCR122303  Cryptantha angustifolia 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
  UCR17914  Cryptantha angustifolia A. C. Sanders 1976-4-13 181 Imperial Sonoran (Colorado) Desert, Yuha Desert; sand dunes around Yuha Well 30 Comment
  UCR279317  Cryptantha angustifolia A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42710 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  POM99014  Cryptantha angustifolia E. C. Jaeger 1926-4-10 s.n. Imperial Box Canyon between Fish Mtn and the Vallecitos Range 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
  SEINET7048040  Cryptantha angustifolia Steven R. Hill, Kate Kramer 2001-4-27 33511 Imperial North side of California Route 78, 1.7 miles west of Glamis (measured from railroad crossing), Algodones Dunes. Elevation about 302 feet. Comment
  RSA802356  Cryptantha barbigera Duncan S. Bell 2013-3-24 4615 Imperial The eastern base of the Jacumba Mountains; in Palm Canyon Wash approximately 6.25 air miles southwest of the town of Ocotillo and about 0.25 air mile east of the boarder of Anza-Borrego Desert State Park. 405 Comment
  SD199903  Cryptantha barbigera Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16447 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
  POM368298  Cryptantha barbigera Edwin Kline 1920-3-28 s.n. Imperial Colorado Desert, Imperial County. Comment
  SD260219  Cryptantha barbigera var. barbigera A. C. Sanders, Jim Malusa 2016-3-17 42316 Imperial Sonoran (Colorado) Desert: Chocolate Mountans, old Niland - Blythe Rd. between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass. Large wash at foot of rocky hills. 598 Comment
  SDSU19540  Cryptantha barbigera var. barbigera Michael G. Simpson, Geoffrey Morse, Michael Johnson, Robert Zamudio 2010-4-23 3167 Imperial Mountain Springs Grade, ca. 0.2 mile south of parking area due south of I-8 East. 669 Comment
  UCR269625  Cryptantha barbigera var. barbigera A. C. Sanders, Jim Malusa 2016-3-7 42124 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 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
  SD199908  Cryptantha barbigera var. fergusoniae Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16398 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
  CAS-BOT-BC218852  Cryptantha costata F. R. Fosberg 1932-3-31 10599 Imperial 15 mi. e. of Holtville Comment
  POM6629  Cryptantha costata P. A. Munz 1919-3-27 2351 Imperial Near Salton Sea. about sea level Comment
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Aug 28 2016
  SD199910  Cryptantha costata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16273 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
  SDSU18932  Cryptantha costata C. Matt Guilliams, Jeff Marshall 2008-4-23 630 Imperial Southeast of the intersection of Ogilby Road and I-8. Ca. 30m east of Ogilby Road. 93 Comment
  SEINET2091313  Cryptantha costata G. Rink, A.,B. and D. Phillips 2004-4-14 3014 Imperial Algodones Dunes on the north side of I-8 in the Gordon Well area. 82 Comment
  UC1194921  Cryptantha costata Reid Moran 1958-3-5 6519 Imperial Pinto Wash 75 Comment
  UC1287085  Cryptantha costata C. L. Hitchcock 1966-3-19 24276 Imperial 9 mi e Holtsville Comment
  RSA681850  Cryptantha decipiens Scott D. White, Michael Honer 2003-3-28 8877 Imperial Unnamed wash between Fish Ck Mts and Split Mountain (San Diego Co.), ca. 10 road miles S of Ocotillo Wells on Split Mtn Rd. South of existing US Gypsum quarry area. Proposed for future gypsym mining. 152 Comment
  CAS-BOT-BC218798  Cryptantha holoptera Marcus E. Jones 1926-1-22 s.n. Imperial Pilot Knob Comment
  JEPS22526  Cryptantha holoptera Rimo Bacigalupi with Paul Hutchison 1958-2-18 6184 Imperial 9.5 mi sw Palo Verde settlement (above and e of summit of Ogilby-Blythe road in the Palo Verde Mts.); Palo Verde Mts. 259 Comment
  OBI38360  Cryptantha holoptera A. C. Sanders, W/ Pitzer, Charlton, & Kniffen, Bramlett, et al, Kniffen, Bramlett, et al 1986-3-9 6201 Imperial Coyote Mts, Fossil cyn, on Shell Cyn Rd 3.3 mi N of Imperial hwy (S-2) at Ocotillo. T16S, R9E, NE 1/4 sec 10 305 Comment
  SD190618  Cryptantha holoptera Larry Hendrickson, Jon Rebman. 2005-4-15 3131 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  UCR138352  Cryptantha holoptera Sue Bell 1998-3-1 300 Imperial Sonoran (Colorado) Desert, Ferguson Lake Road Comment
  RSA787863  Cryptantha intermedia Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3491 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
  JEPS29227  Cryptantha maritima Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8304 Imperial 0.2 mi n All-American Canal Dam (along the Picocho road, 5 mi n of its junction with old U.S. Highway 80 (just nw of Yuma, Ariz., at mouth of Picacho Wash); Picacho Wash 60 Comment
  JEPS29230  Cryptantha maritima Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8307 Imperial 0.2 mi n All-American Canal Dam (along the Picocho road, 5 mi n of its junction with old U.S. Highway 80 (just nw of Yuma, Ariz., at mouth of Picacho Wash); Picacho Wash 60 Comment
  SD173252  Cryptantha maritima Larry Hendrickson, Kim Marsden, L. Louise Jee 2005-3-22 1740 Imperial California State Lands Commission property. Unnamed tributary wash 0.25 mi. south of Palm Wash. Approx. 0.25 air mi. north of hwy. S-22 (Borrego-Salton Seaway) and 5.6 miles southwest of hwy. 86. T10s, R9e, SW corner of Sec. 20. 77 Comment
  SD191853  Cryptantha maritima Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14584 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
  SD211387  Cryptantha maritima Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18875 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
  SEINET8071781  Cryptantha maritima A. Clifford 2011-1 AC 028 -11 Imperial Squaw Lake Recreation Area. Parking lot by main entrance. 70 Comment
  UC1372539  Cryptantha maritima C. Leo Hitchcock 1970-3-18 25705 Imperial ca 8 mi n Winterhaven Comment
  UCR212500  Cryptantha maritima A. C. Sanders 2010-2-18 37266 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
  UCR269468  Cryptantha maritima A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42076 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  UCR48454  Cryptantha maritima Steve Boyd 1986-2-6 1245 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  UCR85070  Cryptantha maritima A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16058 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
  SDSU19679  Cryptantha maritima var. pilosa Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18852 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
  JEPS67692  Cryptantha micrantha W. L. Jepson 1927-4-17 11796 Imperial Myer's Creek Bridge, foot of Mountain Springs Grade Mountain Springs Grade 243 Comment
  SEINET4558625  Cryptantha micrantha J. E. Bowers, S. P. McLaughlin 1985-1 2987 Imperial West edge of Algodones Dunes, just north of Highway 78 Comment
  UCR269627  Cryptantha nevadensis var. nevadensis A. C. Sanders, Jim Malusa 2016-3-7 42130 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  SD115627  Cryptantha pterocarya f. pseudocycloptera Duffie Clemons, Erik Jonsson 1983-5-14 580 Imperial In-Ko-Pah Mountains south of I-8. 1160 Comment
  UCR269675  Cryptantha pterocarya var. cycloptera A. C. Sanders, Jim Malusa 2016-3-17 42314 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass 599 Comment
  UCR269852  Cryptantha pterocarya var. cycloptera A. C. Sanders, Jim Malusa 2016-3-17 42340 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench just inside Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. 1.2 km east of Surveyors Pass 629 Comment
  SBBG116574  Cryptantha pterocarya var. pterocarya D. Silverman with J. Rebman 2001-4-23 3971 Imperial near SE boundary of San Diego Co, access rd to Valley-of-the-Moon,, In-Ko-Pah Mtns 1031 Comment
  UCR268938  Cryptantha pterocarya var. pterocarya Jim Andre 2015-3-3 31394 Imperial Sonoran (Colorado) Desert, Jacumba Mountains, 0.2 mi south of Hwy 8 at In-ko-pah exit, just east of San Diego Co. line 963 Comment
  CDA19626  Cryptantha racemosa J. Chesi 1998-2-26 s.n. Imperial Winterhaven Agricultural Inspection Station 0 Comment
  RSA792455  Cryptantha racemosa Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4412 Imperial Jacumba Mountains; within the Jacumba Mountain Wilderness, approximately 3.25 air miles northeast of Mountain Spring or approximately 1.25 air miles north of Myer Valley. 418 Comment
  SBBG87800  Cryptantha racemosa A. C. Sanders with Charlton, Pitzer, Kniffen, Wright 1986-3-10 6252 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
  SD126581  Cryptantha racemosa Mike Kaszuba, Michelle Braun 1989-3-24 Imperial Pinto Canyon 455 Comment
  SEINET2048866 Image available Cryptantha racemosa Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6545 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea Comment
  UCD107479  Cucumis melo var. dudaim T. C. Fuller 1967-9-27 16418 Imperial N.W. Corner of Forrester and Northrop Rds., w. of El Centro. Comment
  UCD107480  Cucumis melo var. dudaim T. C. Fuller 1969-10-22 19019 Imperial S. bank of the All American Canal near Bond's Corner, e. of Calexico. 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
  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
  RSA336144  Cucurbita palmata R. F. Thorne 1978-4-30 52129 Imperial W. of Chocolate Mountains, ca. 1 mile E of Coachella Canal and W of Melson Well. Comment
  SD14044  Cucurbita palmata Frank F. Gander 1936-3-14 845 Imperial Boulder Park, top of Mountain Springs Grade Comment
  UCD54476  Cuscuta campestris Carl Bell 1986-8-7 s.n. Imperial 2 miles south of Brawley on Hwy 86. Comment
  UCD54479  Cuscuta campestris Carl Bell 1986-7-23 s.n. Imperial Irrigation Canal Wormwood 86, southeast corner of Drew and Diehl Rds. 7 miles southwest of El Centro. 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
  RSA0083639  Cylindropuntia acanthocarpa var. acanthocarpa C. B. Wolf 1938-6-7 9390 Imperial Colorado desert, 11 mi S of Palo Verde on Ogilby Road. Comment
  SEINET7951659 Image available Cylindropuntia acanthocarpa var. coloradensis Larry Hendrickson 2005-4-16 3223 Imperial Picacho State Recreation, south of Colorado River, Taylor Lake Overlook. 203 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
  RSA721465  Cylindropuntia echinocarpa Sarah J. De Groot, Tim Thibault, Valentin Arvizu, Steve Boyd, Aydee Virgen, Tammy Morgan 2004-5-14 4342 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
  SEINET3026555  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2011-12-14 17480 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
  SEINET9037423 Image available Cylindropuntia munzii M. A. Baker, Michelle Cloud-Hughes 2016-1-22 18481 Imperial Lion Mountain. 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
  UCR268806  Cylindropuntia munzii Marc A. Baker, Michelle Cloud-Hughes 2016-1-22 18483 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
  VVC3126  Cylindropuntia munzii Tim Thomas, T. Salvato 2012-10-24 5913 Imperial Sonora Desert, Chuckwalla Bench, 3 miles WSW of Indian Well just south of utility road. 591 Comment
  CAS-BOT-BC56743  Cylindropuntia ramosissima Roxana S. Ferris 1928-4-21 7180 Imperial Field redacted by CAS, contact the data manager for more information Comment
  RSA0092931  Cylindropuntia wolfii Jim M. Andre 2015-3-3 31321 Imperial Along dirt road 0.6 mi. west of Imperial Hwy (Hwy S2), 7.5 mi NW of town of Ocotillo, just east of San Diego County line. 252 Comment
  SD157309  Cylindropuntia wolfii Jon P. Rebman, Oscar Solis 2001-5-4 7307 Imperial Mountain Springs Grade, just south of Interstate 8. (IPB 8/07) 669 Comment
  SD250472  Cylindropuntia wolfii Marc A. Baker, Michelle Cloud-Hughes 2012-9-11 17611 Imperial North edge of San Felipe Creek, 950 m NNW of Harper's Well, 5.7 km WSW of intersection of Highway 78 and Highway 86S, 28 im WNW of Westmorland. -35 Comment
  SEINET6812739 Image available Cylindropuntia wolfii Marc A. Baker, Bruce D. Parfitt 1987-4-13 7534 Imperial 1 kw SW of Sugarloaf Mountain 300 Comment
  SEINET7259917 Image available Cylindropuntia wolfii Marc A. Baker, Bruce D. Parfitt 1987-4-13 7536 Imperial Mountain Springs Road and Freeway 8. 620 Comment
  UC1787738  Cylindropuntia wolfii Jon P. Rebman, O. Solis 2001-5-4 7306 Imperial Mountain Springs Grade, just S of Interstate 8. 670 Comment
  UC1787739  Cylindropuntia wolfii Jon P. Rebman, O. Solis 2001-5-4 7307 Imperial Mountain Springs Grade, just S of Interstate 8. 670 Comment
  UC592967 Image available Cylindropuntia wolfii Carl B. Wolf 1938-6-12 9429 Imperial Mountain Springs Grade; base Comment
  UCR155771  Cylindropuntia wolfii Jon P. Rebman, O. Solis 2001-5-4 7306 Imperial Peninsular Range/Sonoran (Colorado) Desert, Mountain Springs Grade, just south of Interstate 8 670 Comment
  CAS-BOT-BC190238  Cynodon dactylon Noel H. Holmgren; Patricia K. Holmgren 1974-3-24 7497 Imperial Salton Sea Basin, California Highway 86, 10.8 miles west northwest of Westmorland. -54 Comment
  CAS-BOT-BC190240  Cynodon dactylon E. A. McGregor 1917-2-5 2006 Imperial Colorado Desert. 2 miles south of El Centro. Comment
  RSA792452  Cynodon dactylon Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-17 4409 Imperial Jacumba Mountains; within the Jacumba Mountain Wilderness, approximately 3.25 air miles northeast of Mountain Spring or approximately 1.25 air miles north of Myer Valley. 418 Comment
  SD139725  Cynodon dactylon Jon P. Rebman, Maggie Loy 1996-10-26 3723 Imperial South of Seeley, east of Fig Lagoon, along the New River. 20 Comment
  SEINET3926333  Cynodon dactylon Noel H. Holmgren, Patricia K. Holmgren 1974-3-24 7497 Imperial salton Sea Basin, Calif. Highway 86, 10.8 miles west-northwest of Westmorland.; 0 55 Comment
  UCD60016  Cynodon dactylon A. A. Beetle 1942-4-22 3169 Imperial Rt. 80, 5 miles east of El Centro, near Holtville. Comment
  UCD60108  Cynodon dactylon R. Tofsrud 1951-6-1 s. n. Imperial North end of Imperial Valley. Comment
  UCR108685  Cynodon dactylon L. C. Wheeler 1970-12-5 s.n. Imperial Sonoran/Colorado Desert, Chocolate Drop Mining District, 2 mi west of Thumb Peak 213 Comment
  SEINET10468116  Cynodon dactylon Noel H. Holmgren, Patricia K. Holmgren 1974-3-24 Holmgren 7497 Imperial Salton sea basin. Hwy 86, 10.8 mi wnw of westmorland. T12s, r11e, sec 26. Roadside in creosote bush desert in sandy soil, sometimes forming dense mats Along the roadside. Comment
  UCR15903  Cyperus difformis J. Esparza 1978-10-10 s.n. Imperial Sonoran (Colorado) Desert, Imperial Valley; El Centro, [Meloland] U.C. Field Station -12 Comment
  CAS-BOT-BC114388  Cyperus erythrorhizos Samuel B. Parish 1912-10-14 8236 Imperial New River Near Rockwood. -51 Comment
  JEPS64077  Cyperus erythrorhizos S. B. Parish 1912-10-21 8381 Imperial Fort Yuma Colorado R., Fort Yuma Comment
  RSA509460  Cyperus esculentus A. C. Sanders 1988-11-6 8745 Imperial Imperial Valley between Brawley & Westmorland, east side of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal crossing, 1.6 mi. NW of New River crossing at Brawley -34 Comment
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Sep 11 2007
  UC1100654  Cyperus laevigatus Malcolm A. Nobs 1948-9-5 553 Imperial above Laguna Dam (lower Colorado R.); Colorado R. Comment
  UC1998466  Cyperus laevigatus Frank B. McMurry 1946-6-20 Imperial Recently formed sand bar along side channel leading into Fergeson Lake, Imperial National Wildlife Refuge, Imperial County, California. Comment
  UCD141003  Cyperus laevigatus Malcolm A. Nobs; S. Galen Smith 1948-9-5 553 Imperial above Laguna Dam, lower Colorado River. Comment
  UCR27988  Cyperus laevigatus A. C. Sanders 1981-9-13 2343 Imperial Sonoran (Colorado) Desert, Squaw Lake on the Colorado River near Imperial Dam 61 Comment
  JEPS64072  Cyperus odoratus S. B. Parish 1912-10-18 8237 Imperial irrigation canal Holtville; Salton Basin -4 Comment
  SEINET9886887 Image available Cyperus odoratus J. J. Thornber 1912-9-2 s.n. Imperial Bard Comment
  UC1100661  Cyperus odoratus Malcolm A. Nobs and S. Galen Smith 1948-9-4 522 Imperial 5 mi. n. Westmoreland (National Waterfowl Refuge); Imperial Valley, National Waterfowl Refuge Comment
  UCR130128  Cyperus odoratus P. H. Raven 1961-10-8 16836 Imperial Sonoran/Colorado Desert, [Imperial Valley] canal banks on western outskirts of El Centro -12 Comment
  UCR16052  Cyperus odoratus John Disano 1977-10-9 51 Imperial Sonoran (Colorado) Desert, Near Palo Verde, 3 mi north of the Cibola National Wildlife Refuge, 200 ft. west of the Colorado River. Comment
  CDA19759  Dactyloctenium aegyptium R. Powell, E. Lopez 2001-11-6 PDR P 074725 Imperial Southern California; Imperial National Wildlife Refuge. 0 Comment
  CSUSB1102  Dalea emoryi Frank Aubrey 1958-12-19 Imperial 5.0 miles west of Glamis Comment
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May 9 2016
  OBI38804  Dalea mollis A. C. Sanders, Pitzer, Charlton, et al. 1986-3-8 6160 Imperial East Mesa, E end of Montgomery Rd at the Coachella Canal, ca 1.25 mi NW of Mammoth Wash crossing of the canal. T12S, R15E, SE 1/4 sec 1 27 Comment
  RSA0031546  Dalea mollis Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren 2013-3-10 4506 Imperial Algodones Dunes; just to the west of Glamis on the north side of Highway 78. 97 Comment
  RSA253659  Dalea mollis Noel Holmgren, Patricia K. Holmgren 1973-3-25 6522 Imperial 20 airline miles East of downtown Brawley, near the Sand Hills. 46 Comment
  SD211410  Dalea mollis Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18868 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
  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
  RSA776457  Dalea mollis Amber Swanson, Duncan S. Bell 2011-2-26 178 Imperial off BLM Rd 318. Comment
  RSA289297  Dalea mollissima Charles Convis 1980-4-10 180 Imperial 27 km due WNW of Westmorland, Ca. Marks wash 200m S. of Harper's Well, 2 km E. of confluence of Carrizo and San Felipe creeks. -37 Comment
  SEINET906514  Dalea mollissima Ed LaRue 1991-1 91 -44 Imperial 6 mi N of Cargo Muchacho Mts, 7-8 mi. N of Hedges. In and adjacent to Indian Wash 244 Comment
  UC51601  Dalea mollissima Jos. Burtt Davy 1902-3-29 8005 Imperial Calexico Comment
  UCR120535  Dalea mollissima George K. Helmkamp, E. A. Helmkamp 2001-3-17 6289 Imperial Sonoran (Colorado) Desert, Ogilby Rd., 15.4 miles south of Calif. Hwy 78 168 Comment
  UCR254190  Dalea mollissima Jim Andre 2013-3-4 24159 Imperial Sonoran (Colorado) Desert, along Ogilby Road, 22 mi north of I-8, c. 4 mi south of the junction with Hwy 78 242 Comment
  UCR41752  Dalea mollissima A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6226 Imperial Sonoran (Colorado) Desert, Badlands south of Painted Gorge, 1/2 mi east of Painted Gorge Road at a point 2.4 miles north of Hwy S-80 76 Comment
  UCR82280  Dalea mollissima J. M. Stewart 1994-3-21 811 Imperial Colorado River Valley, Milpitas Wash Road c. 10 mi. south of Wiley's Well. Comment
  SEINET10940051  Dalea mollissima David B. Dunn 1941-4-21 Dunn 1153 Imperial 5 mi sof travertine rocks near the hwy in a sandy wash. Comment
  SEINET3407734 Image available Dalea spinosa J. C. Roos 1959-6-11 Imperial Coyote Wells. Comment
  CAS-BOT-BC283022  Dasyochloa pulchella S. B. Parish 1913-2-8 8433 Imperial Base of the range of mountains south of Travertine Rock, Salton Sink 30 Comment
  RSA91541  Dasyochloa pulchella F. W. Peirson 1922-4-13 4330 Imperial Foot of Mountain Springs Grade, w. Imperial County. Comment
  RSA767503  Datura discolor J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13411 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SEINET8465884 Image available Datura discolor Jon P. Rebman, L. Renfro 1997-11-19 4758 Imperial Sonoran (Colorado) Desert; NW of Yuma, east of Ogilby Rd along Indian Pass Rd at Chemgold Company's Imperial Project. Comment
  UCR12257  Datura discolor Art Whistler 1966-4-4 s.n. Imperial Sonoran (Colorado) Desert, 5 mi north of Glamis 213 Comment
  UCR245078  Datura discolor A. C. Sanders, T. B. Salvato, Shannon Davis 2012-10-11 40398 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
  SD140375  Delphinium parishii subsp. subglobosum Jon P. Rebman, M. Howe 1997-4-5 3897 Imperial Jacumba Natural Area, east of Jacumba, In-Ko-Pah Mountains, region near Valley of the Moon. (IPB 10/07) 900 Comment
  UCR269859  Descurainia pinnata A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42213 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  UC665823  Descurainia pinnata subsp. halictorum Ira L. Wiggins 1941-3-25 9629 Imperial Beal Well; Chocolate Mountains Comment
  CDA35753  Desmanthus virgatus L. Arellano 2011-7-7 PDR# 1263694 Imperial Holtville, Pine Elementary School, 3295 Holt Rd. (near Townsend Rd). 0 Comment
  CAS-BOT-BC292140  Dicoria canescens Eva Wilson 1957-1-1 3 -A Imperial Near Signal Mountain Comment
  CAS-BOT-BC292142  Dicoria canescens Marcus E. Jones 1928-12-28 s.n. Imperial Sand Dunes near Yuma Comment
  CDA173  Dicoria canescens Frank B. McMurry 1943-1 1391 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 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
  RSA289299  Dicoria canescens Charles Convis 1980-4-9 146 Imperial Western Salton Basin. 27km due WNW of Westmorland. Flats and stabilized dunes area 0-2 km N of San Filipe creek in area of confluence with Carrizo wash. -21 Comment
  RSA289348  Dicoria canescens Charles Convis 1980-2-14 69 Imperial W Colorado Desert, Western Salton Basin, confluence fo Carrizo & San Felipe Creek area, 27km due WNW of Westmorland. Comment
  CAS-BOT-BC292243  Dieteria asteroides var. asteroides S. B. Parish 1912-10-20 8355 Imperial Colorado River bottoms, Ft. Yuma Comment
  SD126179  Dinebra panicea subsp. brachiata A. C. Sanders 1988-11-6 8747 Imperial Between Brawley and Westmorland, east of Highway 86, at intersection with Kalin Road and Tamarack Canal crossing, 1.6 miles northwest of the New River crossing at Brawley, edge of canal and asparagus field, at field edge. (IPB 10/07) -34 Comment
  SEINET3829004  Diplachne fusca var. uninervia Steven P. MacLaughlin, Janice E. Bowers 1983-1 2723 Imperial Near Ranger Station, Picacho State Rec. Area, 22 air-miles N of Yuma. 61 Comment
  SD155756  Diplacus aridus Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7235 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
  CAS-BOT-BC150908  Diplacus bigelovii var. bigelovii Ira L. Wiggins 1941-3-25 9623 Imperial 12 miles northeast of Niland on road to Beal Well Comment
  CHSC1756  Diplacus bigelovii var. bigelovii L. Oliver; D. Sloan 1935-4-17 Imperial W. Imperial Co. Comment
  SD73551  Diplacus bigelovii var. bigelovii Helen V. Witham 1970-3-1 696 Imperial Pinto Wash. 299 Comment
  CDA18542  Ditaxis lanceolata Frank B. McMurry 1943-1 1288 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  RSA788542  Ditaxis lanceolata Duncan S. Bell 2012-4-25 3532 Imperial Coyote Mountains; an unnamed canyon approximately 2 air miles west of Fossil Canyon, approximately 5 air miles northwest of the town of Ocotillo. 314 Comment
  SD190635  Ditaxis lanceolata Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3206 Imperial Picacho State Recreation Area, Bear Canyon Wash, ~ 1.5 SW of Colorado River. 114 Comment
  SD200400  Ditaxis lanceolata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16673 a 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
  SEINET13311967  Ditaxis lanceolata A. C. Sanders, J. Malusa 2016-1-22 41943 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range. 412 Comment
  SEINET7249131  Ditaxis lanceolata Teresa B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-1 Imperial Comment
  UCR241623  Ditaxis lanceolata A. C. Sanders, Fred M. Roberts, T. B. Salvato 2013-5-1 40818 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, c. 2.4 km SE of Raineys Well 486 Comment
  UCR253881  Ditaxis lanceolata Jim Andre 2013-3-4 24065 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
  RSA600232  Ditaxis neomexicana L. C. Wheeler 1960-4-16 7680 Imperial Chocolate Mountains. Ferguson Lake. Comment
  RSA608484  Ditaxis neomexicana L. C. Wheeler 1960-12-30 7797 Imperial 2 N north of Frink. Comment
  SD211408  Ditaxis neomexicana Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18901 Imperial Southwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; just N of a powerline road 49 Comment
  UCR239478  Ditaxis neomexicana A. C. Sanders, Mitch Provance 2012-10-23 40468 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., NE of Arroyo Seco, NW foot of volcanic hill, 1.03 km SE (163 deg. ) of Raineys Well 518 Comment
  UCR242066  Ditaxis neomexicana A. C. Sanders, T. B. Salvato, Tim Thomas 2012-10-31 40493 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
  UCR48463  Ditaxis neomexicana Steve Boyd 1986-2-6 1258 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains; bajada east of the mountains, powerline road 5.0 mi west of Picacho Road 239 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
  RSA302350  Ditaxis serrata R. F. Thorne 1977-11-26 50920 Imperial Near jct. of Hwy I-8 and Obilby [Ogilby] Rd., just E of Algodones Dunes. Comment
  RSA615271  Ditaxis serrata J. P. Rebman, Maggie Loy 1996-10-27 3768 Imperial Algodones Dunes, WNW of Glamis. 60 Comment
  UCD142310  Ditaxis serrata T. R. Van Devender; J. I. Mead 1977-11-8 s.n. Imperial 1.1 miles north of I-8 on Imperial County S-34. Comment
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Sep 14 2016
  HSC7961  Ditaxis serrata var. serrata C. L. Hitchcock 1966-3-19 24286 Imperial Between Yuma and Holtsville Comment
  POM2687  Ditaxis serrata var. serrata L. R. Abrams 1907-12-29 s.n. Imperial Mount Signal Comment
  CAS-BOT-BC43603  Dithyrea californica Noel Herman Holmgren; Patricia K. Holmgren 1974-3-30 7568 Imperial Upper Yuha Desert. California Highway 52, 5.9 miles west-northwest of Ocotillo. 259 Comment
  UC856058  Dithyrea californica Mrs. R. W. Campbell 1922-3-6 Imperial near Salton Sea; Colorado Desert Comment
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Nov 11 2015
  UCR241538  Dithyrea californica A. C. Sanders, Ann Howald 2013-2-28 40577 Imperial Sonoran (Colorado) Desert, along dirt track 1.03 km due north of Hwy 98, track joins Hwy c. 9.9 km west of Mt. Signal at Brockman Rd., 0.8 mi. from hwy via the track 30 Comment
  UCR279080  Dithyrea californica A. C. Sanders, Jim Malusa 2017-3-10 42785 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, edge of U.S. Navy Aerial Gunnery Range above Ted Kipf Rd., north of Tortuga Siding 88 Comment
  UCR3210  Dithyrea californica John Kitasako 1964-4-9 45250 Imperial Sonoran (Colorado) Desert, [Algodones Dunes] 3 miles west of Glamis on Hwy 78 92 Comment
  UCSB72100  Dithyrea californica UCSB Botanical Society 1979-3-3 Imperial Off Shell Canyon Road; 1 mile east of 52 Comment
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Sep 15 2016
  SEINET7289619  Dudleya pulverulenta subsp. arizonica Jon Rebman, Mike Simpson Imperial Comment
  UCR200262  Dyssodia porophylloides J. M. Porter, Orlando Mistretta 2003-6-5 13619 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
  SEINET889726  Echinocactus acanthodes Lyman Benson 1940-1 10365 Imperial Mountain sprins Comment
  UCR274332  Echinocereus engelmannii A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42231 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  RSA0125243  Echinocereus engelmannii var. engelmannii Sarah J. De Groot, Tim Thibault, Valentin Arvizu, Steve Boyd, Aydee Virgen, Tammy Morgan 2004-5-14 4347 Imperial Chocolate Mountains: Gasline road. 434 Comment
  CDA19761  Echinochloa colona R. Powell, E. Lopez 2001-11-6 PDR 100201 Imperial Southern California; Imperial National Wildlife Refuge. 0 Comment
  LA106036  Echinochloa colona A. C. Sanders; 1988-11-6 8749 Imperial Imperial Vallye bettween Brawley and Westmoreland E side of Hwy 86 at intersection with Kalin Rd and Tamarack Canal crossing, 1.6 mi NW of the New River crossing at Brawley -10 Comment
  UC1100270  Echinochloa colona Malcolm A. Nobs and S. Galen Smith 1948-9-4 525 Imperial 5 mi n Westmoreland; Imperial Valley, National Waterfowl Refuge Comment
  UCD60773  Echinochloa colona Hursh 1919-11-25 X 3380 Imperial Meloland, Imperial Valley. Comment
  CAS-BOT-BC197065  Echinochloa crus-galli J. S. Hunter 1930-12-10 s.n. Imperial Westmoreland, Imperial Valley Comment
  POM365264  Echinochloa crus-galli Edwin Kline 1920-9-2 s.n. Imperial Imperial County. Comment
  UCD60866  Echinochloa crus-galli var. mitis E. L. Garthwaite 1920-9-1 Imperial Imperial Valley, El Centro. Comment
  CAS-BOT-BC291121  Eclipta prostrata Peter H. Raven 1961-10-8 16834 Imperial On western outskirts of El Centro -15 Comment
  UCR214412  Eleocharis acicularis A. C. Sanders, Victor Leighton, Morgan King 2010-3-24 37565 Imperial Sonoran (Colorado) Desert; Salton Trough, Imperial Valley, Red Hill area near the SE end of the Salton Sea, south side of Pound Rd. 0.35 mi. east of Davis Rd., c. 3 mi. SW of Niland -67 Comment
  RSA518288  Eleocharis geniculata A. C. Sanders 1989-9-27 9523 Imperial North of Bombay Beach, Hot Mineral Spa Road, 5.5 kilometers N of Highway 111, ca. 1 kilometer from the boundary of the Chocolate Mountains Aerial gunnery Range. -20 Comment
  UCR268939  Emmenanthe penduliflora var. penduliflora Jim Andre 2015-3-3 31393 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
  UC1790191  Encelia actoni Jon Rebman 2003-5-11 8989 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border; N of Elliot Mine 1139 Comment
  CAS-BOT-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
  CAS-BOT-BC131292  Encelia farinosa E. A. McGregor 1917-4-1 824 Imperial Between Coyote Wells and Cement Bridge Comment
  JEPS81746  Encelia farinosa Rimo Bacigalupi with Paul Hutchison 1958-2-18 6173 Imperial slopes 5.5 mi s Palo Verde settlement (at ne base of mts.); Palo Verde Mts. 121 Comment
  RSA697288  Encelia farinosa LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1287 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  SEINET6073396  Encelia farinosa Unknown 2009-2-26 9879 Imperial Palo Verde Mountains. Along major power line corridor (Palo Verde Road) that runs north-south through mountains. Comment
  UCD83502  Encelia farinosa Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5842 Imperial BLM Algodones Dunes Natural Area. E side of dunes. 6 mi N of Hwy 78, along Kipf Rd. E and W side of road. 74 Comment
  UCR241589  Encelia farinosa A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40652 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
  UCR260145  Encelia farinosa A. C. Sanders, Jim Malusa 2015-3-5 41259 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  RSA388032  Encelia farinosa var. farinosa Steve Boyd 1986-2-6 1227 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
  SD199818  Encelia farinosa var. farinosa Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16453 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
  SD211374  Encelia farinosa var. farinosa Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18857 Imperial Southwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; along a powerline road 53 Comment
  POM184588  Encelia frutescens P. A. Munz, C. L. Hitchcock 1932-4-8 12105 Imperial 5 miles NW of Dixieland. Comment
  POM356714  Encelia frutescens M. B. Dunkle 1932-3-26 2951 Imperial Kane Springs Comment
  RSA26858  Encelia frutescens I. L. Wiggins 1941-3-25 9646 Imperial 11.3 miles northeast of Beal Well. Comment
  SEINET10389814  Encelia frutescens A. C. Sanders, Jim Malusa 2015-9-7 41813 Imperial northern edge of Chocolate Mountains Aerial Gunnery Range, Skyline Dr., 1.47 miles west of the wash at the western foot of the Little Mule Mountains 384 Comment
  SEINET11859842  Encelia frutescens L. S. Rose 1938-2-4 38046 Imperial Plaster City 0 Comment
  SD191794  Encelia frutescens var. frutescens Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14506 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Grave Wash, Site LARTRI in arroyo bottom and surrounding embankments -31 Comment
  SD199824  Encelia frutescens var. frutescens Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16384 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
  SD250389  Ephedra aspera A. C. Sanders, Jim Malusa 2015-3-7 41333 Imperial Chocolate Mountains, side canyon west of north fork of Salvation Wash, U. S. Navy Chocolate Mountains Aerial Gunnery Range. 427 Comment
  SD56  Ephedra aspera Unknown May 1915 14 12 Imperial Near Mountain Springs (Desert) Comment
  UC171402  Ephedra aspera Dr. E. A. Mearns 1894-5-7 2956 Imperial e base Coast Range (edge of Colorado Desert) Comment
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Feb 20 2016
  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
  CAS-BOT-BC518735  Ephedra californica A. C. Sanders; Fred M. Roberts; T. B. Salvato 2013-5-1 40817 Imperial Sonoran (Colorado) Desert: Chuckwalla Bench, S of Chuckwalla Mountains, c. 2.4 km SE of Raineys Well 486 Comment
  CAS-BOT-BC81514  Ephedra californica J. H. Thomas 1950-1-28 1230 Imperial Between Ocotillo and Hgw. #80, 19 miles E. of Jacumba by road Comment
  HSC93647  Ephedra californica L. C. Wheeler 1955-4-6 7122 Imperial Palo Verde: 3 miles SSW of. Comment
  RSA27488  Ephedra californica I. L. Wiggins 1941-3-25 9634 Imperial Desert wash 5 miles northeast of Beal Well. Comment
  SD250390  Ephedra californica Louis C. Wheeler 1955-4-6 7122 Imperial 3.0 miles southsouthwest of Palo Verde. Comment
  UC669236  Ephedra nevadensis Annie M. Alexander and Louise Kellogg 1941-3-21 1989 Imperial Beal Well Basin Chocolate Mountains, Beal Well Basin (among rocks on slope) 410 Comment
  CAS-BOT-BC81748  Ephedra trifurca Roxana S. Ferris 1928-4-19 7107 Imperial 3 miles from Coyote Wells on the Dixieland Road Comment
  CAS-BOT-BC81864  Ephedra trifurca C. B. Wolf 1931-3-12 1870 Imperial Colorado Desert, 12 mi. N.W. of Westmorland Comment
  JEPS89198  Ephedra trifurca Herbert L. Mason 1957-3-31 14682 Imperial near Yuma (desert w of sand hills) Comment
  RSA2140  Ephedra trifurca C. B. Wolf 1931-3-12 1871 Imperial Colorado Desert, 12 mi. northwest of Westmorland. Altitude below sea level. Comment
  RSA786371  Ephedra trifurca Doris Bowers 1970-12-29 1605 Imperial Las Algodones Dunes at U.S. 8 and Old Planked Road Viewpoint 30 Comment
  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
  SEINET3828029  Ephedra trifurca J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13395 Imperial Imperial Dunes Reacreation Area (Algodones Dunes), 0.5 mi WSW of Ogilby, W of Country Road S34 95 Comment
  SEINET3867743  Ephedra trifurca Sears 1978-3-15 751 Imperial 55 mi. W of Brock Research Station Experimental Farm #3, along roadside.; 0 40 Comment
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Apr 21 2015
  UC669235  Ephedra trifurca Annie M. Alexander and Louise Kellogg 1941-3-19 1965 Imperial 1 mi w fountains; Algodone Sand Dunes Comment
  UCR16324  Ephedra trifurca W. W. Mayhew 1960-4-13 s.n. Imperial Sonoran (Colorado) Desert, Algodones Dunes, 4.5 miles west of Glamis [on Hwy 78] 91 Comment
  UCR89804  Ephedra trifurca J. M. Stewart 1990-3-15 650 Imperial Yuha Desert, Yuha Wash near Oyster Shell Beds. Comment
  SEINET2048869 Image available Equisetum hyemale var. affine Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6550 Imperial W of Glamis along Highline Canal and E of Brawley and just N of Hwy 78. 0 Comment
  UCD62932  Eragrostis lehmanniana G. Goodding; C. Reeder 1943-6-24 Imperial U. S. Yuma Field Station, Bard. Comment
  UC38384  Eragrostis pectinacea var. pectinacea C. R. Orcutt Sept. 1890 Imperial near Ft. Yuma; Colorado R<iver> <Colorado River> Comment
  CAS-BOT-BC421487  Eremalche rotundifolia L. Nye; G. Gust 2005-3-5 11 Imperial Off S2, ca. 6 miles NW of Ocotillo. 361 Comment
  RSA53778  Eremalche rotundifolia D. F. Howe 1949-3-19 s.n. Imperial Andrade. Comment
  SD125135  Eremalche rotundifolia Steven P. McLaughlin, Janice E. Bowers 1985-3-6 2884 Imperial Common on pavement and slopes, 5.1 miles south of Wiley Well. (IPB 10/07) 213 Comment
  SD211422  Eremalche rotundifolia Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18893 Imperial Southwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; just N of a powerline road 49 Comment
  UCR279318  Eremalche rotundifolia A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42711 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  UCSB12506  Eremalche rotundifolia Corfman, Nancy 1961-3-4 Imperial 2 miles north of Mt. Signal, 15 miles west of Calexico, off Highway 89 on dirt road Comment
  UCR269492  Eremothera boothii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42066 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, head of Mammoth Wash, above 'slot' canyon in upper gorge 488 Comment
  CAS-BOT-BC160021  Eremothera boothii subsp. condensata Robert F. Thorne; R. Rutherford 1964-4-11 33624 Imperial Araz Wash, between Pasadena & Stud Mts., Cargo Muchacho Mts. 304 Comment
  CAS-BOT-BC160026  Eremothera boothii subsp. condensata Ira L. Wiggins 1957-3-23 14018 Imperial 3 mi. east of San Diego Co. line, along Hwy. 78 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
  SD200088  Eremothera boothii subsp. condensata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16431 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
  JEPS89104  Eremothera refracta Rimo Bacigalupi and L. Heckard, P. C. Hutchison 1962-3-20 8324 Imperial about 6.3 mi s Pichaco which is on the Colorado River (nw of Yuma); Burro Wash 182 Comment
  SD161385  Eremothera refracta Jon Rebman, Jim Rocks 2005-2-10 10965 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
  SEINET10389858  Eremothera refracta A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42024 Imperial near Hayden Well on Mammoth Wash, Chocolate Mountains 285 Comment
  UCR269677  Eremothera refracta A. C. Sanders, Jim Malusa 2016-3-17 42311 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass, c. 1 mile SW of Surveyors Pass 599 Comment
  RSA0125331  Eremothera refracta R. S. Woglum 1940-3-11 2472 Imperial Southern Sonoran Desert: Chocolate Mountains, Beal Well. Comment
  UCR33691  Eriastrum diffusum Sears 1978-4-10 1122 Imperial Sonoran (Colorado) Desert, 1.25 mi. SW of Imperial Dam spillway, south of Senator Wash Road but not on main road 61 Comment
  SD139680  Ericameria cuneata var. spathulata Jon P. Rebman, Maggie Loy 1996-10-25 3678 Imperial Smuggler's Cave area, mountains southeast of In-ko-pah, east of Jacumba. (IPB 10/07) 1029 Comment
  SD155842  Ericameria linearifolia Jon P. Rebman 2001-3-14 7138 Imperial Jacumba Natural Area, In-Ko-Pah Mountains. 975 Comment
  UCR107937  Ericameria linearifolia Jon P. Rebman, Melanie Howe 1997-4-5 3908 Imperial Sonoran (Colorado) Desert, Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 Comment
  SD143681  Eriochloa acuminata var. acuminata Jon P. Rebman, Maggie Loy 1996-10-27 3752 Imperial South of Palo Verde, Palo Verde Valley area: along agricultural field, just west of the Colorado River. (IPB 10/07) 4 Comment
  UC573701  Eriochloa acuminata var. acuminata H. S. Yates 1937-7-4 6815 Imperial El Centro 30 Comment
  CAS-BOT-BC278493  Eriochloa contracta Malcom A. Nobs; S. Galen Smith 1948-9-6 562 Imperial About 5 miles west of El Centro Comment
  SBBG25093  Eriogonum deflexum D. Myrick 1966-4-4 1360 Imperial Vincent Ranch, off Hwy 78 ca. 25 mi NE of Glamis; Chocolate Mtns Comment
  SD120907  Eriogonum deflexum Duffie Clemons, Erik Jonsson 1987-4-12 1675 Imperial Gavilan Wash. Indian Pass ACEC, Quartz Peak Quad, Chocolate Mountains 292 Comment
  CAS-BOT-BC246431  Eriogonum deflexum var. deflexum Edmund C. Jaeger 1939-4-1 s.n. Imperial Fish Creek, Split Mt. Canyon 15 Comment
  CAS-BOT-BC246433  Eriogonum deflexum var. deflexum F. A. M. 1936-3-24 14644 Imperial Near Sand Dunes, Highway from El Centro Comment
  CAS-BOT-BC246436  Eriogonum deflexum var. deflexum E. K. Balls 1949-4-4 12953 Imperial About Frink, 16 miles northwest of Niland on Highway 111, Colorado Desert -60 Comment
  SD115676  Eriogonum deflexum var. deflexum Erik Jonsson 1983-9-18 DC 790 Imperial [TRS only, no locality information on label] [South of Coyote Mtns , south of S2] Carrizo Mtn Quad 259 Comment
  SD250689  Eriogonum deflexum var. deflexum Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28788 Imperial Milpitas Wash west of Hwy 78; southwest of Palo Verde & south of the Palo Verde Mountains; in sandy substrates along Milpitas Wash Road 199 Comment
  SEINET10479790  Eriogonum deflexum var. deflexum Chris Dietrich, Mary Merello; Heidi H. Schmidt 1994-4-13 Dietrich 38 Imperial 12.5 miles north of Interstate 8, off Ogilby Road, 10.1 miles east on Hayduke Mine Road. (A278) BLM land. Desert Access Guide Map #21. Sonoran Desert creosote bush-scrub. Along a deep, gravelly wash. 270 Comment
  CAS-BOT-BC246467  Eriogonum deserticola Mrs. R. W. Campbell 1922-3-6 32 Imperial Near Salton Sea, Colorado Desert Comment
  CAS-BOT-BC246470  Eriogonum deserticola Robert F. Thorne; Walter Wisura; Paul Peterson; Carol Annable 1984-4-27 58266 Imperial Colorado Desert. S. Imperial County: Algodones Dunes, off Hwy I.8 on Grays Well Road, W end old plank road Comment
  CAS-BOT-BC246472  Eriogonum deserticola F. A. Thackery 1928-5-29 455 Imperial Peg Leg [Pegleg] Sand Dunes, between Holtville and Yuma Comment
  HSC83077  Eriogonum deserticola A. C. Sanders, Charlton, Pitzer, Wright 1986-3-10 6268 Imperial N foot of Mount Signal, just N of the international boundary, 1.43 mi. west of Mt. Signal Rd. on BLM road Y2918 61 Comment
  POM183206  Eriogonum deserticola F. R. Fosberg 1932-4-9 7483 Imperial W Salton Sea, 5 mi. N Kane Springs. Comment
  POM211232  Eriogonum deserticola R. H. Peebles 1934-9-11 10007 Imperial West of Yuma. Comment
  POM300566  Eriogonum deserticola Lyman Benson 1961-7-4 16094 Imperial 23 miles east of El Centro on U.S. 80. 0 Comment
  POM48765  Eriogonum deserticola P. A. Munz 1924-2-23 7824 Imperial 25 miles E. of Holtsville. Comment
  RSA492695  Eriogonum deserticola Walter Wisura 1989-5-10 4341 Imperial Just S of I8 at Ogilby Rd. off ramp. Comment
  RSA767589  Eriogonum deserticola J. Mark Porter 2003-3-4 13480 Imperial Imperial Dunes (Algodones Dunes) about 1.9 miles northwest of Interstate Highway 8 Comment
  SD243964  Eriogonum deserticola 1984-4-12 Imperial [Locality determined by SDNHM] Algodones Dunes, south of Highway 78 Comment
  SEINET6170770 Image available Eriogonum deserticola Carl B. Wolf 1932-1 4347 Imperial 3 miles South of Kane Springs -30 Comment
  SEINET6417358  Eriogonum deserticola K. A. Wagner 1981-4-23 Imperial 4.6 miles WSW of Ogilby, north of I-8. In the Algodones Dunes Comment
  RSA0107224  Eriogonum deserticola Robert Rutherford 1964-4-10 33573 Imperial ca 17 miles w. of Yuma near rest stop on Hwy. 80. Comment
  SD240206  Eriogonum deserticola Jim Dice 1999-8-13 990813 1 Imperial No locality information on label. Comment
  CAS-BOT-BC250044  Eriogonum fasciculatum var. polifolium E. A. McGregor 1916-7-9 71 Imperial Jacumba-Laguna Mts 762 Comment
  CAS-BOT-BC250048  Eriogonum fasciculatum var. polifolium M. Lagios; T. Briggs 1954-7-5 s.n. Imperial 1 mile from Hill Top Station #1, (e. of Jacumba) Comment
  UC527494  Eriogonum fasciculatum var. polifolium C. B. Wolf 1931-5-29 2189 Imperial 1/2 mi below Mountain Sorings 457 Comment
  CAS-BOT-BC257515  Eriogonum inflatum Roxana S. Ferris 1928-4-20 7164 Imperial Near Picacho Peak Comment
  RSA0028908  Eriogonum inflatum Jim Andre 2013-3-4 24098 Imperial Cargo Muchacho Mtns: west side of range, along Ogilby Rd, approx. 8.4 mi north of Jct Interstate 8. 166 Comment
  SD200175  Eriogonum inflatum Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16346 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides 39 Comment
  SD200176  Eriogonum inflatum Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16380 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa -4 Comment
  SD250690  Eriogonum inflatum Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28700 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
  SD27686  Eriogonum inflatum Allan Keller 1940-3-16 207 Imperial Wash on road to Painted Gorge Comment
  UCR227960  Eriogonum inflatum Jon P. Rebman, Guy L. Fleming, Victoria Marshall, Annette Winner 2009-3-23 16604 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
  UCR277535  Eriogonum inflatum Mitch Provance 2008-3-15 10068 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  RSA264564  Eriogonum inflatum var. deflatum C. W. Tilforth, J. Dourley, W. Wisura 1977-5-19 1308 Imperial Devils Canyon, Mtn, Springs Grade, Hiway 80 701 Comment
  POM293165  Eriogonum inflatum var. inflatum Lyman Benson 1945-11-11 11962 Imperial West of middle of Salton Sea. -30 Comment
  RSA696085  Eriogonum inflatum var. inflatum LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1270 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  RSA92342  Eriogonum insigne J. C. Roos, Lucille Roos 1952-6-28 6172 Imperial SE end Eureka Valley. 915 Comment
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Jun 4 2014
  SD216582  Eriogonum pusillum Ian Cain 2011-3-29 1582 Imperial North of I-8, 6.72km south east of County Highway S2 at Imperial County Border, 5.08km north west of S2 and I-8 intersection 187 Comment
  CDA22645  Eriogonum reniforme Frank B. McMurry 1943-1 1381 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  CHSC109270  Eriogonum reniforme Steve Boyd; T. Morgan, A. Virgen, DeGroot, Arvizu, Thibault 2004-5-14 11294 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region: Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.s. Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  RSA0013132  Eriogonum reniforme J. Mark Porter, Sarah J. De Groot 2012-4-12 15081 Imperial Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash. 347 Comment
  SD1388  Eriogonum reniforme T. S. Brandegee April 1905 Imperial Coyote Wells, Colorado [Desert] Comment
  UC178425  Eriogonum reniforme T. S. Brandegee Apr. 1905 Imperial Coyote Wells Colorado Desert, Coyote Wells Comment
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Oct 9 2010
  CAS-BOT-BC263463  Eriogonum thomasii Peter H. Raven 1958-5-6 12913 Imperial In-Ko-Pah Gorge, 4.9 miles north-east of Mountain Sprnigs 365 Comment
  CAS-BOT-BC263466  Eriogonum thomasii Susan G. Stokes 1933-4-9 50 Imperial Kane Springs Comment
  CAS-BOT-BC263484  Eriogonum thomasii Annie M. Alexander; Louise Kellogg 1941-3-19 1967 Imperial American Girl Mines, Cargo Muchacho Mountains 205 Comment
  HSC17435  Eriogonum thomasii C. L. Hitchcock, C. V. Muhlick 1964-3-19 23151 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  POM224142  Eriogonum thomasii A. M. Alexander, Louise Kellogg 1941-3-15 1942 Imperial Chocolate Mountains, Colorado Desert. Imperial Gables, 27 miles north of Ogilby. 415 Comment
  RSA171065  Eriogonum thomasii Robert F. Thorne, Robert Rutherford 1964-4-10 33578 Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  RSA171067  Eriogonum thomasii Robert F. Thorne, Robert Rutherford 1964-4-11 33645 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA19542  Eriogonum thomasii Roxana S. Ferris, Ruth P. Rossbach 1938-5-17 s.n. Imperial Upper end of Painted Gorge, Carisso Mountains. Comment
  RSA27443  Eriogonum thomasii I. L. Wiggins 1941-3-24 s.n. Imperial 6 miles northeast of Niland on road to Beal Well. Comment
  RSA608183  Eriogonum thomasii R. S. Woglum 1939-4-14 2249 Imperial Sonoran Desert: Niland-Blythe Road, near Beal's Well; south end of Chocolate Mountains. Comment
  RSA802168  Eriogonum thomasii Duncan S. Bell 2013-3-24 4636 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
  SD143779  Eriogonum thomasii G. K. Helmkamp 1998-3-19 2952 Imperial Colorado Desert: Little Picacho Wash along Picacho Rd., 2.5 mi. S of Picacho State Recreation Area 152 Comment
  SD192017  Eriogonum thomasii Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14485 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Grave Wash, Site LARTRI in arroyo bottom and surrounding embankments -31 Comment
  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
  SD260119  Eriogonum thomasii J. M. Andre 2013-3-4 23843 Imperial Along Hwy 78, south of Palo Verde Mtns at Milpitas Wash. 216 Comment
  SEINET10389856  Eriogonum thomasii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-3 42010 Imperial Chocolate Mountains, Mammoth Wash area, along dirt road to Hayden Well from Ted Kipf Rd. 201 Comment
  SEINET3087257 Image available Eriogonum thomasii Norman C. Cooper 1949-3-16 3040 Imperial Sand dunes west of Yuma. Comment
  SEINET6033290 Image available Eriogonum thomasii Russell S. Woglum 1939-4-14 2249 Imperial Nyland-Blythe Road, near Beal's Well, south end of Chocolate Mountains Comment
  UC669301  Eriogonum thomasii Annie M. Alexander and Louise Kellogg 1941-3-19 1967 Imperial American Girl Mines Colorado Desert, Cargo Muchacho Mountains 205 Comment
  UCR241588  Eriogonum thomasii A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40653 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
  UCR273607  Eriogonum thomasii Elizabeth Makings, J. P. Solves, Andrew Johnston, Sean Noudali 2016-3-10 4843 Imperial Sonoran (Colorado) Desert, Salton Sea -70 Comment
  RSA683186  Eriogonum thomasii Scott D. White, Michael Honer 2003-3-28 8869 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
  SBBG22825  Eriogonum trichopes D. Myrick 1965-3-1 1054 Imperial Vincent Ranch, 25 mi E of Glamis 487 Comment
  SD115610  Eriogonum trichopes Duffie Clemons, Erik Jonsson 1983-4-22 483 Imperial [TRS only, no locality information on label] On east-facing slope of mudstone and silt, 17 Palms quad. (IPB 10/07) 29 Comment
  SD173047  Eriogonum trichopes Larry Hendrickson, L. Louise Jee 2005-4-27 2126 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
  SD192020  Eriogonum trichopes Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14508 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Grave Wash, Site LARTRI in arroyo bottom and surrounding embankments -31 Comment
  SD200502  Eriogonum trichopes Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16743 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
  SD220707  Eriogonum trichopes Margaret R. Mulligan, L. Hendrickson, L. L. Jee 2008-4-25 2522 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City; Section 14 (SL14), in Coral Wash ca. 2 mi southwest of Hwy 86. 25 Comment
  UCR265866  Eriogonum trichopes Mitch Provance 2008-3-15 10112 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  UCR245776  Eriogonum wrightii var. membranaceum Duncan S. Bell, Kim Clark, May Graves, Bill Kells, Nika Martinez, Keir Morse, Tom Persons, Anh Phan 2012-11-18 4418 Imperial Peninsular Range, Jacumba Mountain; at the northwest base of Blue Angel Peak, c. 0.25 air mile north of U.S./Mexico border 1309 Comment
  UCR41818  Erioneuron pulchellum A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6259 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
  RSA0013120  Eriophyllum wallacei J. Mark Porter, Sarah J. De Groot 2012-4-12 15094 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  SD10791  Eriophyllum wallacei Frank F. Gander 1935-3-23 149 4 Imperial Boulder Park on Highway 80. Top of Mountain Springs Grade. Comment
  SD37564  Eriophyllum wallacei Edith A. Purer 1935-4-19 6361 Imperial Colorado Desert, at Carrizo. Comment
  SD79835  Eriophyllum wallacei Helen V. Witham 1970-4-19 785 a Imperial Southwest corner of Imperial County, near In-ko-pah. 1200 Comment
  SDSU4077  Eriophyllum wallacei H. Wedberg 1973-4-8 1493 Imperial About a mile east from the main road (S2) in Blair Valley Primitive Campground, 5 miles from Scissors Crossing on the road to Vallecito Valley. Comment
  SDSU4117  Eriophyllum wallacei H. Wedberg 1962-4-7 880 Imperial About 10 miles E. from Jacumba on the road to El Centro; about 1/2 way down the Mtn. Springs grade. 610 Comment
  SDSU4120  Eriophyllum wallacei H. Wedberg 1966-3-26 1164 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, 0.1 mi. south of San Diego county. 274 Comment
  RSA0026271  Erodium texanum Jim Andre 2013-3-4 24151 Imperial Along Ogilby Rd., 22 miles N of I-8, 4 miles south of jct with Highway 78. 242 Comment
  SD200033  Erodium texanum Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16416 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
  SD200424  Erodium texanum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16536 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
  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
  UCR269611  Erodium texanum A. C. Sanders, Jim Malusa 2016-3-14 42176 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, along old Niland-Blythe Rd., 8.7 km NE of Siphon 8 on the Coachella Canal, NE of Slab City 201 Comment
  UCR279072  Erodium texanum A. C. Sanders, Jim Malusa 2017-3-11 42818 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Niland to Pegleg Well Rd., in mouth of the canyon of Salvation Wash, 20.45 km due east (90 deg. ) of Niland 262 Comment
  UCR212900  Eruca vesicaria subsp. sativa A. C. Sanders 2010-2-20 37307 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
  CDA24569  Eschscholzia minutiflora T. C. Fuller 1962-4-4 8073 Imperial Highway 98 to Calexico, 8.4 miles west of Ocotillo. 0 Comment
  SD200108  Eschscholzia minutiflora Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16546 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
  SD242904  Eschscholzia minutiflora 1993-3-18 Imperial Davis [Davies] Valley Entrance 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
  UCR121152  Eschscholzia minutiflora George K. Helmkamp, E. A. Helmkamp 2001-3-17 6291 Imperial Sonoran (Colorado) Desert, Ogilby Rd., 15.4 miles south of Calif. Hwy 78 168 Comment
  UCR246541  Eschscholzia minutiflora Frank B. McMurry 1943-1 1314 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  UCR268797  Eschscholzia minutiflora Jim Andre 2015-3-3 31304 Imperial Sonoran (Colorado) Desert, eastern base of Jacumba Mountains, 1.3 mi south of Hwy 98, c. 2 mi south of Ocotillo 246 Comment
  PASA456  Eschscholzia minutiflora var. parishii 1928-3-3 Imperial Hidden Springs, Colorado desert Comment
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Aug 27 2016
  CSUSB1755  Eschscholzia parishii SKT 1970-3-24 Imperial Highway 195; Mecca- Joshua Tree 91 Comment
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Aug 22 2012
  RSA0093824  Eschscholzia parishii A. C. Sanders, Jim Malusa 2015-3-6 41299 Imperial Sonoran (Colorado) Desert. Chocolate Mountains, lower part of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range. 326 Comment
  SD200110  Eschscholzia parishii Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16319 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
  UCR254571  Eschscholzia parishii Jon P. Rebman, Jim Rocks 2005-2-10 10934 Imperial Sonoran (Colorado) Desert, Little Picacho Wilderness Area (BLM Property), north of Winterhaven, SW of Colorado River, c. 18 miles N of S24 on Picacho Rd., just south of the Picacho State Recreation Area 195 Comment
  UCR266551  Eschscholzia parishii A. C. Sanders, Jim Malusa 2016-1-24 41988 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, beside old Niland to Blythe road on the upper alluvial fan in mouth of canyon below Lion Head Mountain, 17 km NE (63 deg. ) of Niland 314 Comment
  CAS-BOT-BC167475  Eucnide rupestris Eva M. Wilson 1956-1-29 s.n. Imperial Painted Gorge, Carrizo Mountain; western Comment
  UCR133884  Eucnide rupestris June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Fossil Canyon, Coyote Mountains 366 Comment
  SD162627  Eucrypta chrysanthemifolia var. bipinnatifida Jon Rebman, Mark Miller 2003-5-10 8981 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  SEINET8000762  Eucrypta chrysanthemifolia var. bipinnatifida Jon P. Rebman 2001-3-16 7139 Imperial Jacumba Natural area, In-Ko-PahMountains 975 Comment
  UC1019600  Eucrypta chrysanthemifolia var. bipinnatifida Ira L. Wiggins 1927-4-12 2275 Imperial 1 mi above Mountain Springs (Mountain Springs grade, between Jacumba and Imperial, in Colorado Desert foothills) Comment
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Jun 30 2016
  CDA21353  Eucrypta micrantha Frank B. McMurry 1943-1 1347 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  HSC85341  Eucrypta micrantha Steve Boyd 1986-2-6 1230 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
  CAS-BOT-BC202522  Euphorbia Ira L. Wiggins 1957-3-25 14081 Imperial Canyon 1.7 miles south of highway 98 Comment
  RSA167712  Euphorbia eriantha Robert L. Rutherford 1964-4-12 33668 Imperial Margin of wash near Imperial Gables, Chocolate Mts. 396 Comment
  RSA697285  Euphorbia eriantha LeRoy Gross, Valentin Arvizu, Sarah De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1240 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  RSA70543  Euphorbia eriantha F. W. Peirson 1932-3-22 9797 Imperial Midway Well. 152 Comment
  UC669267  Euphorbia eriantha Annie M. Alexander and Louise Kellogg 1941-3-9 1912 Imperial 16 mi N of Ogilby; Colorado Desert 246 Comment
  UCR269763  Euphorbia eriantha A. C. Sanders, Jim Malusa 2016-3-17 42345 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench just inside Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. 1.2 km east of Surveyors Pass 629 Comment
  SD95998  Euphorbia micromera Grady L. Webster, S. Lynch 1973-3-18 7586 Imperial 2.3 miles north of Ocotillo. 149 Comment
  UCR245075  Euphorbia micromera A. C. Sanders, T. B. Salvato, Shannon Davis 2012-10-11 40395 Imperial Sonoran (Colorado) Desert, large wash SE of intersection of Bradshaw Trail and Niland-Blythe Rd., c. 2 km SE of Indian Well 485 Comment
  RSA600256  Euphorbia pediculifera L. C. Wheeler 1956-11-4 7241 Imperial 5 mi. south southwest of Palo Verde. Comment
  SD242786  Euphorbia pediculifera 1993-3-3 Imperial Shell Canyon Comment
  RSA682685  Euphorbia polycarpa Scott D. White, Michael Honer 2003-5-3 9178 Imperial Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mtns; south of the operating US Gypsum quarries. 152 Comment
  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
  SD191893  Euphorbia polycarpa Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14481 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Grave Wash, Site LARTRI in arroyo bottom and surrounding embankments -31 Comment
  SD199993  Euphorbia polycarpa Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16485 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
  SDSU16185  Euphorbia polycarpa Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6549 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton sea. Comment
  SEINET3240095  Euphorbia polycarpa Jon Rebman, G. Fleming and W. Schmidtmann 2009-1 16485 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN. 100 Comment
  RSA70389  Euphorbia polycarpa var. hirtella F. W. Peirson 1922-4-12 4258 Imperial 28 miles south of Coachella. Comment
  CLARK-A1528-5668  Euphorbia polycarpa var. parishii John C. Roos 1937-6-10 627 Imperial Plaster City Comment
Read comments
Jul 27 2018
  SD143923  Euphorbia setiloba G. K. Helmkamp, E. Helmkamp 1998-1-17 2554 Imperial Salton Sea ca. 2.0 miles northwest of Salton City at the end of Treadwell St. -60 Comment
  SD242790  Euphorbia setiloba 1998-2-19 Imperial Jackson Gulch Comment
  SDSU7685  Euphorbia setiloba H. Wedberg 1966-3-26 1160 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, 0.1 mi. S. of San Diego County. Comment
  UCR103654  Euphorbia setiloba George K. Helmkamp, E. Helmkamp 1998-1-28 2634 Imperial Sonoran (Colorado) Desert, Just outside the border of Anza-Borrego State Park (& Co. line), 6 mi. WNW of Ocotillo on Hwy S-2. 152 Comment
  UCR266753  Euphorbia setiloba A. C. Sanders, J. Malusa 2016-1-22 41952 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range 412 Comment
  UC1191684  Eustoma exaltatum Malcolm A. Nobs and S. Galen Smith 1948-9-4 520 Imperial 5 mi n Westmoreland; Imperial Valley, National Waterfowl Refuge Comment
  UCD121418  Eustoma exaltatum subsp. exaltatum J. W. Gilmore 1915-1 s.n. Imperial Imperial Valley. Comment
  SEINET13945544 Image available Fagonia chilensis C. Leo Hitchcock 1970-1 25686 Imperial ca. 8 mi N of Winterhaven, in wash Comment
  CAS-BOT-BC167347  Fagonia laevis Marcus E. Jones 1926-1-22 s.n. Imperial Pilot Knob Comment
  CAS-BOT-BC167355  Fagonia laevis C. B. Wolf 1931-5-29 2187 Imperial 3 miles above base of Mountain Springs Grade, west side of Colorado Desert 304 Comment
  CAS-BOT-BC433176  Fagonia laevis L. Nye; G. Gust 2005-3-5 10 Imperial Off S2, ca. 6 miles NW of Ocotillo. 361 Comment
  HSC66472  Fagonia laevis Christopher Davidson, A. P. Romspert, H. Surprenant 1979-4-29 7807 Imperial Pilot Knob Mesa, former town site of Cactus, on railroad access road toward Glamis. 119 Comment
  POM303111  Fagonia laevis Philip A. Munz 1941-3-30 16599 Imperial Wash at Beales' Well Chocolate Mts. Comment
  RSA302500  Fagonia laevis Robert F. Thorne 1977-11-25 50895 Imperial 15 miles N of Yuma along Picacho Rd. (perhaps Senator Wash.) 76 Comment
  RSA391173  Fagonia laevis L. H. Jones 1910-4-19 s.n. Imperial 8 miles below Picacho, Colorago River. Comment
  RSA696647  Fagonia laevis LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1320 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). West of Lion Head Mountain, Surrounding desert off of Beal Road. 174 Comment
  SD190685  Fagonia laevis Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3230 Imperial Picacho State Recreation Area, Picacho Old Stamp Mill Trail on south side of Colorado River. 70 Comment
  SEINET885189  Fagonia laevis Steven P. MacLaughlin, Janice E. Bowers 1983-1 2617 Imperial Picacho State Rec. Area, 22 air-miles north of Yuma. 76 Comment
  UC1292629  Fagonia laevis C. L. Hitchcock and C. V. Muhlick 1964-3-21 23213 Imperial 21 mi n Ogilby Comment
  UC1372538  Fagonia laevis C. Leo Hitchcock 1970-3-18 25686 Imperial ca 8 mi n Winterhaven Comment
  UCR139105  Fagonia laevis B. G. Pitzer 1989-4-15 1274 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Gasline Road, 8.1 mi. north of Seal Camp (Siphon 10) 400 Comment
  UCR200255  Fagonia laevis J. M. Porter, Orlando Mistretta 2003-6-5 13623 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast 412 Comment
  UCR48420  Fagonia laevis Steve Boyd 1986-2-6 1228 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  HSC82832  Fagonia pachyacantha A. C. Sanders, Pitzer, Weir, Charlton, Kniffen, Bramlett 1986-3-9 6197 Imperial Coyote Mtns., Fossil Canyon, 3.3 mi. N of Imperial Hwy. (S-2) at Ocotillo, on Shell Canyon Rd. 305 Comment
  RSA696087  Fagonia pachyacantha LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1266 -a Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). North of Lion Head Mountain, near Beal Well. Surrounding desert off of Beal Road. 400 Comment
  RSA77842  Fagonia pachyacantha Donald A. Johansen, Joseph A. Ewan 1932-4-14 7147 Imperial 1/2 mile east of Coyote Well, SW of Salton Sea. Comment
  SD115603  Fagonia pachyacantha Duffie Clemons, Erik Jonsson 1983-4-16 476 Imperial Davies Canyon. 210 Comment
  SD190686  Fagonia pachyacantha Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3147 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  SD192063  Fagonia pachyacantha Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-9 14415 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, 5.6 miles W of Hwy. 86; Section 18 (SL18), Grave Wash, Site OLILIN in arroyo bottom and surrounding embankments 71 Comment
  SD250548  Fagonia pachyacantha A. C. Sanders, G. Helmkamp and P. MacKay 1995-3-12 16068 Imperial Salton Sink: Santa Rosa Mountains foothills, rocky slopes SE of VABM Oasis, ca. 1.0 mile NNW of Coolidge Springs. 24 Comment
  SD260312  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2016-3-15 42245 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, c. 1.1 km NNE of Beal Well, north side of a rocky hill east of old Niland-Blythe Rd. Along wash edge at north foot of granitic hill. 441 Comment
  UCR41679  Fagonia pachyacantha A. C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-3-9 6197 Imperial Sonoran (Colorado) Desert, Coyote Mountains, Fossil Canyon, 3.3 mi north of Imperial Hwy (S-2) at Ocotillo, on Shell Canyon Road 305 Comment
  UCR41835  Fagonia pachyacantha A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6251 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
  SD254584  Ferocactus cylindraceus A. C. Sanders, Jim Malusa 2016-3-7 42118 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, dirt road from E.O.D. Camp Burt (Off intersection of Dietz Rd. and Skyline Dr.) toward target Invader c. 5 km NW of Blue Mountain (Pegleg Well 7.5'Q) 397 Comment
  RSA721457  Ferocactus cylindraceus var. cylindraceus Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-13 4334 Imperial Chocolate Mountains: Along Beal road, bajada just SW of mountains. 184 Comment
  CAS-BOT-BC112387  Fimbristylis vahlii Samuel B. Parish 1913-2-26 8494 Imperial Sand bar, Colorado River, Ft. Yuma. Comment
  JEPS19994  Fimbristylis vahlii S. B. Parish 1913-2-26 8495 Imperial Ft. Yuma Colorado River (sandbar on river) Comment
  RSA124685  Fouquieria splendens E. K. Balls, P. C. Everett 1957-11-5 22767 Imperial 5.2 miles NW from Ocotillo 244 Comment
  RSA156243  Fouquieria splendens L. R. Abrams 1903-4-2 3164 Imperial Signal Mountain, Colorado Desert. Comment
  RSA182263  Fouquieria splendens James Henrickson 1965-1-29 1879 Imperial 12 miles NW of Ogilby, along road 183 Comment
  RSA48304  Fouquieria splendens E. K. Balls 1949-4-3 12939 Imperial Slopes between Chocolate Mts and Salton Sea, 6 miles from Niland toward Blythe Comment
  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
  SEINET3831781  Fraxinus velutina Jon P. Rebman, Melanie Howe 1997-1 3914 Imperial Jacumba Natural Area; east of Jacumba and southeast of Inkapah;Smuggler's Cave Area 900 Comment
  SEINET8003809  Fraxinus velutina Jon P. Rebman 1997-4-5 3914 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  UCR269498  Funastrum cynanchoides A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42058 Imperial Sonoran (Colorado) Desert, Hayden Well on Mammoth Wash, Chocolate Mountains 284 Comment
  UCR264448  Funastrum cynanchoides var. hartwegii A. C. Sanders, Jim Malusa 2015-9-7 41804 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
  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
  POM303042  Funastrum hirtellum P. A. Munz 1941-3-30 16596 Imperial Wash at Beales Well Chocolate Mts. Comment
  RSA0093979  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
  SD200298  Funastrum hirtellum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16679 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
  UCR266734  Funastrum hirtellum A. C. Sanders, J. Malusa 2016-1-22 41960 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, 100 m radius around Beal's Well, US Navy Chocolate Mountains Aerial Gunnery Range 412 Comment
  UCR269540  Funastrum hirtellum A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42018 Imperial Sonoran (Colorado) Desert, Hayden Well on Mammoth Wash, Chocolate Mountains 284 Comment
  UCR279142  Galium stellatum A. C. Sanders, Jim Malusa 2017-3-12 42830 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, south of Salvation Wash and NE of German Diggins Wash 407 Comment
  UCR260266  Galium stellatum subsp. eremicum A. C. Sanders, Jim Malusa 2015-3-7 41311 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  CAS-BOT-BC217597  Galium stellatum subsp. stellatum E. A. McGregor 1916-7-9 1 Imperial Jacumba - Laguna Mts. 762 Comment
  CAS-BOT-BC303534  Geraea canescens C. L. Hitchcock 1964-3-19 23146 Imperial 8 miles S of Ocotillo Spring on road to Fish Creek Comment
  CAS-BOT-BC303538  Geraea canescens Ira L. Wiggins 1937-2-25 8615 Imperial Picacho Wash, 0.7 mile N of All-American Canal Spillway Comment
  CAS-BOT-BC303540  Geraea canescens E. A. McGregor 1917-4-22 883 Imperial Niland, Imperial Valley Comment
  HSC5680  Geraea canescens C. L. Hitchcock 1966-3-21 24319 Imperial About 5 miles N of Milpitas Wash and 12 miles NW of Blythe-Glamis Hwy. Comment
  JEPS101321  Geraea canescens Dean W. Taylor 1998-5-12 16396 Imperial Tarantula Wash, ca. 2.5 miles down the wash south of Highway 78, and ca. 8 miles E of Highway 86 -15 Comment
  POM4932  Geraea canescens E. E. Schellenger 1894-11-25 102 Imperial Bench land, Paloverde. Comment
  SBBG9325  Geraea canescens R. Moran 1958-3-1 6513 Imperial Pinto Wash 75 Comment
  SD124232  Geraea canescens Charles Convis 1980-3-29 105 Imperial 27 km westnorthwest of Westmorland. -29 Comment
  SD191803  Geraea canescens Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14375 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
  SD200325  Geraea canescens Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16773 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 15 (SP15), Coral Wash, Site PECHET on dried mud and sand arroyo and surrounding hillsides 4 Comment
  SD242700  Geraea canescens Andrea Laltoo 2005-2-18 14 Imperial Yuha Desert Area of Critical Environmental Concern, wash to SW side of route 353, between route 346 and the Shellbeds campground road 32 Comment
  UC1292301  Geraea canescens C. L. Hitchcock 1964-3-19 23146 Imperial 8 mi s Ocotillo Spring (on road to Fish Creek) Comment
  UC519701  Geraea canescens Victor Duran 1932-5-8 3190 Imperial near Dixieland Comment
  UCR269486  Geraea canescens var. canescens A. C. Sanders, Jim Malusa 2016-3-6 42102 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, hills near Mammoth Wash, 0.71 km WNW (280 deg. ) of Hayden Well, beside dirt road 266 Comment
  JEPS69626  Gilia latifolia Dr. L. M. Newlon 1922-4-1 399 Imperial 3 mi w Coyote Wells (Colorado Desert); , Coyote Wells (3 mi w) Comment
  CDA18495  Gilia stellata Frank B. McMurry 1943-1 1372 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  GMDRC9396  Gilia stellata J. M. Andre 2017-3-4 37236 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
  RSA617860  Gilia stellata W. Wisura 1998-3-28 5117 Imperial Milpitas Wash. 27.15 mi S of I-10 along Wiley Well Rd.. Comment
  RSA71803  Gilia stellata F. W. Peirson 1927-4-16 7217 Imperial Foot of Mountain Springs Grade, Western Imperial County Comment
  SD190667  Gilia stellata Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3166 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  UC501441  Gilia stellata Frank W. Peirson 1932-3-22 9803 Imperial Midway Well Midway Well (eastern Imperial County) 152 Comment
  UCR241600  Gilia stellata A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40666 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, south of the old Blythe-Niland Road and of the Bradshaw Trail, c. 3.5 km west of Raineys Well 579 Comment
  CAS-BOT-BC303338  Gnaphalium palustre E. A. McGregor 1916-8-6 28 Imperial Live Oak Springs, Laguna Mts. In camp 914 Comment
  RSA0019641  Guillenia lasiophylla J. Andre 2013-3-4 24077 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
  CDA22543  Gutierrezia Gillian Watson 2008-3-21 CA 6 Imperial 1 mile E. of Glamis, 1/4 mile N of Hwy 78 0 Comment
  OBI16357  Gutierrezia sarothrae H. E. McMinn 1924-7-4 1284 Imperial Campo to El Centro Comment
Read comments
Aug 22 2012
  RSA318861  Gutierrezia sarothrae M. A. Lane 1982-10-11 s.n. Imperial 55.5km (34.5miles) W of El Centro on interstate 8. 335 Comment
  RSA787792  Gutierrezia sarothrae Duncan S. Bell 2012-3-23 3261 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
  UCR109575  Haplopappus acradenius R. D. Goeden, Don W. Ricker 1977-1-25 s.n. Imperial Salton Trough, E of Niland, along SW side of Coachella Canal near siphon 6, c. 2 miles NE of the East Highline Canal at Flowing Wells 9 Comment
  UCD132804  Helianthus annuus P. B. Kennedy 1924-2-18 s.n. Imperial Imperial Valley. Comment
  UCR107987  Helianthus annuus Jon P. Rebman, Adrienne Russell 1997-9-6 4187 Imperial Sonoran Desert, Along Hwy 98, approximately 6 mi east of Calexico 1 Comment
  SBBG19020  Helianthus niveus F. E. Clements 1940-11-27 Imperial Yuma Mesa Comment
  SEINET828312  Helianthus niveus J. E. Bowers, S. P. McLaughlin 1983-1 2784 Imperial Near Osborne Park on Highway 78, Algodones Dunes. Comment
  CDA6567  Helianthus niveus subsp. tephrodes G. D. Barbe, R. A. Flock 1972-5-1 928 Imperial Edge of Highway 78, western edge of Algodones Dunes, east of Coachella Canal. 0 Comment
  POM160491  Helianthus niveus subsp. tephrodes Marcus E. Jones 1928-12-28 s.n. Imperial Sand dunes near Yuma. Comment
  RSA33610  Helianthus niveus subsp. tephrodes R. F. Thorne, R. Rutherford 1964-4-11 33610 Imperial A few miles W of Glamis. 122 Comment
  UC1731292  Helianthus niveus subsp. tephrodes Dean W. Taylor 1996-10-24 15904 Imperial 20 miles E of Brawley on Highway 78, 1 mile north of BLM area visitor station, Sonoran Desert, Algodones Dunes. 106 Comment
  UC669218  Helianthus niveus subsp. tephrodes Annie M. Alexander and Louise Kellogg 1941-3-13 1933 Imperial small sand dunes w Yuma; Colorado Desert Comment
  UCR3446  Helianthus niveus subsp. tephrodes John Minnich 1964-3-25 64-3-25 16 Imperial Sonoran (Colorado) Desert, Algodones Dunes, c. 4 mi west of Glamis on rd from Brawley to Glamis 61 Comment
  UC945496  Heliotropium curassavicum Howard Scott Gentry 1938-7-4 3787 Imperial e. side Imperial Valley Comment
  RSA167774  Hesperocallis undulata Robert F. Thorne, Robert L. Rutherford 1964-4-11 33614 Imperial Just E of Coachella Canal, ca. 8 miles W of Glamis. Comment
  SD199741  Hesperocallis undulata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16386 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa -4 Comment
  SDSU11878  Hesperocallis undulata A. B. Clayton 1932-5-1 Imperial Colorado Desert near Salton Sea. Comment
  UC1237873  Hesperocallis undulata Howard J. Arnott 1955-4-25 21 Imperial 21 mi w of Winterhaven (on U.S. Highway 80) Comment
  UCD83581  Hesperocallis undulata Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5920 Imperial BLM Algodones Dunes Natural Area. E side of dunes accessed from 6.8 mi N of Hwy 78 along Kipf Rd. In wash near road. 79 Comment
  UCR100852  Hesperocallis undulata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2876 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  UCR9232  Hesperocallis undulata D. H. Wilken, G. D. Wallace 1966-3-5 681 Imperial Sonoran (Colorado) Desert, Yuma Desert, Pinto Wash west of Calexico 0 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-BC289169  Heteropogon contortus T. C. Fuller 1969-10-22 19014 Imperial Ca. 1 mi. W. of the Army Road, ca. 6 mi. S. of Wiley Well in N.E. Imperial Co. Comment
  UCR89438  Heterotheca subaxillaris N. Gruenhagen 1994-9-14 s.n. Imperial Sonoran (Colorado) Desert, Imperial Valley, c. 10 mi east of El Centro 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
  POM47208  Hibiscus denudatus P. A. Munz 1924-2-23 7816 Imperial Foot of Mountain Springs Grade. Comment
  SD120941  Hibiscus denudatus Duffie Clemons, Erik Jonsson 1987-4-13 1682 Imperial Indian Pass ACEC, Chocolate Mountains. Gavilan Wash drainage. 292 Comment
  SEINET10389782  Hibiscus denudatus A. C. Sanders, Jim Malusa 2015-3-7 41314 Imperial Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR103608  Hibiscus denudatus George K. Helmkamp, E. A. Helmkamp 1998-3-19 2941 Imperial Sonoran (Colorado) Desert, Imperial Dam area, along Ferguson Rd, 1.5 mi. north of Hwy S-24. 91 Comment
  UCR227944  Hibiscus denudatus Jon P. Rebman, Guy L. Fleming, Victoria Marshall, Annette Winner 2009-3-23 16622 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
  CDA5018  Hibiscus trionum R. McCanna 1963-11-18 Imperial Brock property, no location. 0 Comment
  SD199752  Hilaria rigida Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16567 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
  SD49301  Hilaria rigida Reid Moran 1958-3-5 6517 Imperial Pinto Wash 74 Comment
  UCD83528  Hilaria rigida Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5869 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
  UCD89915  Hilaria rigida A. A. Beetle 1942-4-22 3174 Imperial junction of Rt. 80 and road to Ogilby. Comment
  UCR108122  Hilaria rigida Jon P. Rebman, Maggie Loy 1996-10-27 3771 Imperial Sonoran (Colorado) Desert, Algodones Dunes, north of Glamis. 60 Comment
  UCR109580  Hilaria rigida R. D. Goeden, Don W. Ricker 1977-1-25 s.n. Imperial Salton Trough, E of Niland, along SW side of Coachella Canal near siphon 6, c. 2 miles NE of the East Highline Canal at Flowing Wells 9 Comment
  UCR228388  Hilaria rigida Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-7 123 Imperial Northwestern Colorado (Sonoran) Desert, southwest of Plaster City, north of Hwy 8, EC 350, main wash c. 1/2 mi west of Dunaway Road -38 Comment
  UCR245100  Hilaria rigida A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 2012-8-22 40365 Imperial Sonoran (Colorado) Desert, 0.65 mi. NW (293 deg. ) of Rainey Well (windmill) along BLM Rd. 549 (Niland-Blythe), south of Bradshaw Trail 546 Comment
  UC579489  Hoffmannseggia glauca H. S. Yates 1937-7-4 6817 Imperial 2 mi n Imperial; El Centro Quad. 30 Comment
  SBBG119237  Hoffmannseggia microphylla J. Latting 1978-4-6 Imperial Fossil Cyn, Coyote Mtns 183 Comment
  SD125095  Hoffmannseggia microphylla Steven P. McLaughlin, Janice E. Bowers 1985-3-7 2909 Imperial Palo Verde Mountains, rocky slopes along Palo Verde Road, 5.1 miles north of Milpitas Wash Road 182 Comment
  SD83099  Hoffmannseggia microphylla Helen V. Witham 1972-12-12 1754 Imperial Painted Gorge, in wash 149 Comment
  SEINET953932  Hoffmannseggia microphylla Unknown 1985-1 2909 Imperial 5.1 miles N of Milpitas Wash Rd, Palo Verde Mts. 183 Comment
  UCD85685  Hordeum jubatum subsp. intermedium A. A. Beetle 1942-4-23 3185 Imperial Near Holtsville. Comment
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Sep 11 2016
  UC1784040  Hordeum murinum subsp. glaucum John R. Reeder and Charlotte G. Reeder 1988-3-9 8246 Imperial 5 km SE of Imperial-Riverside County line along Route 111; near Salton Sea -60 Comment
  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
  SD124712  Horsfordia newberryi A. C. Sanders, Pitzer,Weir,Charlton,Kniffen,Bramlett 1986-3-9 6202 Imperial Coyote Mountains, Fossil Canyon, on shell Canyon Road, 3.3 miles north of Imperial Highway (S-2) at Ocotillo, at wash edge. (IPB 10/07) 305 Comment
  SEINET3001925 Image available Horsfordia newberryi Andrew C. Sanders, B. Pitzer, D. Charlton, R. Kniffen, J. Stewart, Howie Weir, D. E. Bramlet 1986-1 6202 Imperial Coyote Mtns., Fossil Canyon, 3.3 mi north of Imperial Hwy (S-2) at Ocotillo, on Shell Canyon Road 305 Comment
  SEINET3002099 Image available Horsfordia newberryi George K. Helmkamp, E. A. Helmkamp 1998-1 2959 Imperial Little Picacho Wash along Picacho Rd, 2.5 mi. S 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
  SEINET8071683  Hydrocotyle verticillata A. Clifford 2011-1 AC 085 -11 Imperial Comment
  RSA643312  Hymenoclea salsola R. D. Goeden, D. W. Ricker 1980-2-20 s.n. Imperial Salton Sink: West of Coolidge Spring Road, off Hwy 86, just S of Traverine Rock, ca. 1.5 miles NW of Desert Shores. 0 Comment
  UCR109578  Hymenoclea salsola R. D. Goeden, Don W. Ricker 1980-2-20 s.n. Imperial Salton Sink, West of Coolidge Spring Road, off Hwy 86, just south of Travertine Rock, c. 1.5 mi. NW of Desert Shores 0 Comment
  CAS-BOT-BC219725  Hyptis emoryi C. W. Sharsmith; H. K. Sharsmith 1935-1-5 1435 Imperial Picacho Wash, between Picacho Peak and Colorado River, Colorado Desert, southeastern Imperial County Comment
  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
  SD191936  Hyptis emoryi Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14465 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), in Grave Wash, Site ENCFRU in arroyo bottom and surrounding embankments 0 Comment
  SD242857  Hyptis emoryi 1993-3-21 Imperial Pinto Canyon Comment
  SD27702  Hyptis emoryi Allan Keller 1940-3-16 207 Imperial Wash on road to Painted Gorge Comment
  SD73534  Hyptis emoryi Helen Witham 1940-3-1 681 Imperial Pinto Wash 299 Comment
  UC665860  Hyptis emoryi Ira L. Wiggins 1941-3-24 9600 Imperial sandy wash 6 mi ne Niland (on road to Beal Well) Comment
  UCR202850  Hyptis emoryi Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3203 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, south side of the Colorado River, and north of main access road 63 Comment
  UCR239472  Hyptis emoryi A. C. Sanders, Mitch Provance 2012-10-23 40458 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
  UCR246550  Hyptis emoryi Frank B. McMurry 1943-1 1285 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  UCR249842  Hyptis emoryi T. B. Salvato, Fred M. Roberts, Tim Thomas 2013-3-14 7339 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 6.6 km west-southwest of Rainey Well 595 Comment
  UCR269502  Hyptis emoryi A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42041 Imperial Sonoran (Colorado) Desert, 0.9 km SSE (168 deg. ) of Hayden Well in pass through the hills east of Mammoth Wash, Chocolate Mountains 255 Comment
  UCD126504  Ipomoea triloba T. C. Fuller 1962-10-17 9784 Imperial west side of Panno Ranch, Mansfield Canal, 0.5 miles southwest of Brawley. Comment
  UCR33825  Ipomoea triloba A. Kishaba 1983-11-8 s.n. Imperial Sonoran (Colorado) Desert, Imperial Valley, 'Honey Dew' melon field at the intersection of Pound & Rosenthal Roads, near Niland -37 Comment
  RSA706300  Ipomopsis tenuifolia J. P. Rebman, Mark Miller 2003-5-11 8992 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
  SD3977  Ipomopsis tenuifolia Evelyn Gray 1929-1 Imperial Chocolate Mountains, Mammoth wash, extreme south of Colorado Desert [comment by R. Moran - ca. 10 miles east of Calipatria] 60 Comment
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Dec 20 2010
  CAS-BOT-BC311597  Isocoma acradenia var. eremophila B. Bartholomew; L. R. Landrum; H. W. Li; T. S. Ying 1985-11-3 3660 Imperial 24 km SE of Salton City along the SW side of the Salton Sea -50 Comment
  POM359292  Isocoma acradenia var. eremophila H. S. Gentry 1936-11 2961 Imperial Kane Springs, west side of Colorado Desert. -30 Comment
  SEINET2053126 Image available Isocoma acradenia var. eremophila Jon Rebman 1996-8-2 3343 Imperial Coyote Mts: between Ocotillo and El Centro; along Painted Gorge Road, 2.6 miles north of S-80 and 3.8 miles east of S-2. 50 Comment
  SEINET7989584  Isocoma acradenia var. eremophila Jon P. Rebman 1996-10-26 3737 Imperial Brawley, W of Imperial 10 Comment
  SD139744  Juniperus californica Jon P. Rebman, Maggie Loy 1996-10-25 3685 Imperial Smuggler's Cave area, mountains southeast of In-ko-pah, east of Jacumba. (IPB 10/07) 1029 Comment
  CAS-BOT-BC234556  Justicia californica Ira L. Wiggins 1957-3-25 14073 Imperial At junction of State Hwys. 80 & 98 Comment
  SD136266  Justicia californica D. K. Faulkner 1984-5-4 Imperial Mountain Springs Grade, foot of In-Ko-Pah gorge, 3 miles west of Ocotillo on southeast side of Highway I-8 305 Comment
  SD144495  Justicia californica G. K. Helmkamp, E. Helmkamp 1998-1-28 2630 Imperial 6 mi WNW of Ocotillo on Hwy S-2. 152 Comment
  SD73533  Justicia californica Helen V. Witham 1970-3-1 686 Imperial Pinto Wash. 299 Comment
  SEINET7248817 Image available Justicia californica Ira L. Wiggins 1957-1 14073 Imperial At junction of State Hwys. 80 & 98 Comment
  SEINET7248821 Image available Justicia californica R. J. Barr 1967-1 67 -218 Imperial Ca. 40 miles west of El Centro near Ocotillo 518 Comment
  UC1125598  Justicia californica N. French 1934-2-21 207 Imperial Desert Carrizo Quad., Desert Comment
  UC1282052  Justicia californica T. J. Crovello 1963-12-15 275 Imperial 4.6 mi. n.e. of junction with U.S. 80 on Co. Rd. S2; S. Colorado Desert Comment
  UCR267900  Justicia californica Jim Andre 2013-3-4 23844 Imperial Sonoran (Colorado) Desert, Along Hwy 78, south of Palo Verde Mountains at Milpitas Wash 216 Comment
  SD250717  Kallstroemia californica Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28825 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
  UCR107434  Kallstroemia californica B. G. Pitzer 1997-10-18 3299 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
  SEINET8004767  Keckiella antirrhinoides var. antirrhinoides Jon P. Rebman 1997-4-5 3907 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  SD162608  Keckiella antirrhinoides var. microphylla Jon 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 County border & just N of the US/Mex border; N of Elliot Mine 1139 Comment
  SEINET8004772  Keckiella antirrhinoides var. microphylla Jon P. Rebman 2003-5-11 8987 Imperial In-Ko-Pah Mountains, E of Jacumba Just over E of San Diego /Imperial County border et just N of the US / Mex border 1220 Comment
  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
  SBBG92443  Koeberlinia spinosa A. C. Sanders 1989-9-26 9517 Imperial 5.5 mi W of the eastern base boundary (at the end of Dietz Rd) on the rd to Pegleg Well, just W of the target called "The Runway" and 0.4 mi E of the target called "The Railroad"; Chocolate Mtns Aerial Gunnery Range 400 Comment
  SEINET13310626  Koeberlinia spinosa subsp. tenuispina A. C. Sanders, Jim Malusa 2015-9-8 Imperial Sonoran (Colorado) Desert: south foot of the Little Mule Mountains, near E.O.D. Camp Burt, c. 3.5 km west of Skyline Rd., SW of isolated volcanic hill . 348 Comment
  SD262255  Koeberlinia spinosa var. tenuispina A. C. Sanders, Jim Malusa 2017-3-13 42866 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, major tributary of Salvation Wash 0.15 km NNW of the well near Salvation Pass, 1.1 km west of confluence with German Diggins Wash. 356 Comment
  SD200439  Krameria bicolor Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16598 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
  SD243927  Krameria bicolor Donald Hazlett 1993-3-13 6747 Imperial 2 mi S of Ocotillo 152 Comment
  UCR264447  Krameria bicolor A. C. Sanders, Jim Malusa 2015-9-7 41803 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
  CAS-BOT-BC46015  Krameria erecta Roxana S. Ferris 1928-4-20 7732 Imperial near Picacho Peak Comment
  RSA302360  Krameria erecta Robert F. Thorne 1977-11-26 50910 Imperial North of Pilot Knob near jct. of Sidewinder Rd. and hwy I-8, east of Pilot Knob campground. 67 Comment
  SD200048  Krameria erecta Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16385 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
  SD200435  Krameria erecta Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16680 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
  SD200436  Krameria erecta Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16537 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
  SD254641  Krameria erecta A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2015-3-6 42103 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, hills near Mammoth Wash, 1.17 km WNW (274a^z) of Hayden Well, wash crossing of dirt road (Tortuga 7.5'Q) 245 Comment
  CDA28420  Krameria grayi T. C. Fuller 1962-4-4 8097 Imperial Coyote Mountain, Shell Canyon Road, 3.6 miles north of Ocotillo. 0 Comment
  UCR236281  Krameria grayi Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18858 Imperial Sonoran (Colorado ) Desert, Southwest of Plaster City on BLM property in an area proposed for development of solar facility, S of Co Hwy S80 and N of I-8, NE of Ocotillo & W of El Centro, along powerline road 53 Comment
  UCR279077  Lactuca serriola A. C. Sanders, Jim Malusa 2017-3-10 42781 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash near Hayden Well 284 Comment
  SD190600  Laennecia coulteri Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3150 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 42 Comment
  UCR41469  Langloisia setosissima A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6180 Imperial Sonoran (Colorado) Desert, Yuha Desert, c. 5 miles airline south of Plaster City, in fossil oyster beds along a dirt road c. 5 mi south of the Dunaway Road exit off Hwy I-8 61 Comment
  JEPS29229  Langloisia setosissima subsp. setosissima Rimo Bacigalupi and L. Heckard, P. C. Hutchison 1962-3-20 8306 Imperial just n.w. Yuma, Az. (at mouth of Picacho Wash, along Picacho rd., 5 mi. n. of its junction with old U.S. Hwy. 80, 0.2 mi. n. of All American Canal dam) 60 Comment
  SD173069  Langloisia setosissima subsp. setosissima Larry Hendrickson, L. Louise Jee 2005-4-27 2123 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
  SD191989  Langloisia setosissima subsp. setosissima Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-9 14462 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
  SD191990  Langloisia setosissima subsp. setosissima Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14380 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
  SD44158  Langloisia setosissima subsp. setosissima Darley F. Howe 1950-3-19 2072 Imperial Andrade Comment
  CAS-BOT-BC171063  Larrea tridentata C. L. Hitchcock; C. V. Muhlick 1964-3-19 23143 Imperial 8 miles s. of Ocotilla Well, on road to Fish Creek Comment
  LA209855  Larrea tridentata F. R. Fosberg; 1932-3-31 7768 Imperial 10 mi. E Holtville Comment
  LA209856  Larrea tridentata Martha Hilend; 1930-4-19 424 Imperial Colorado River Basin, 5 mi. N of Laguna Dam Comment
  OBI52822  Larrea tridentata Larry Kelly 1988-3-24 23 Imperial Along Imperial hwy (S-2) in Ocatillo ca. .5 mi N ofI-8 Comment
  OBI78667  Larrea tridentata Paige Brady 3 Imperial Adjacent to Highway 78/86 near Kane Spring, CA. Comment
  POM265110  Larrea tridentata I. L. Wiggins 1937-2-25 8614 Imperial Picacho Wash, 0.7 north of All-American Canal Spillway. 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
  RSA389994  Larrea tridentata Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7758 Imperial Algondones Dunes, dirt track continutation of Ogilby Rd, ca. 1/8 mi from All American Canal. 41 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
  RSA767596  Larrea tridentata J. Mark Porter 2003-3-4 13486 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8. Comment
  SD192068  Larrea tridentata Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14393 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), small arroyo off of Grave Wash, Site LARTRI in arroyo bottom and surrounding cliff walls 89 Comment
  SD242994  Larrea tridentata 1998-2-19 Imperial Jackson Gulch Comment
  SEINET10951257  Larrea tridentata Greg Gust, Leith Nye 2005-3-4 Gust 488 Imperial Summit of Black Mountain on Black Mountain Rd. High desert scrub. 549 Comment
  SEINET4560449  Larrea tridentata R. Laport 2010-1 CA-F- 478 Imperial 3 km W of Jct. between Hwy 78 and Hwy 86, on Hwy 78 at the crest of the first hill on the road. -30 Comment
  SEINET4560452  Larrea tridentata R. Laport 2010-1 CA-F- 476 Imperial 3 km W of Jct. between Hwy 78 and Hwy 86, on Hwy 78 at the crest of the first hill on the road. -34 Comment
  SEINET4560733  Larrea tridentata R. Laport 2010-1 CA-S- 2187 Imperial 25 km E of Glamis, CA~3 km NE on BLM Rd. across from Jct. of Ogilby Rd. and Hwy 87 340 Comment
  SEINET4560844  Larrea tridentata R. Laport 2010-1 T 2 Q2-1306 Imperial 1 km W of pulloff on Hwy 86 at ~7 km N of Jct between Hwy 78 and Hwy 86, 1 Comment
  SEINET4560853  Larrea tridentata R. Laport 2010-1 CA-R- 840 Imperial 3 km S of Jct. between Hwy 78 and Hwy 86, small dirt powerline Rd. on N side of Hwy 78, W of Salton Sea. -50 Comment
  SEINET4560858  Larrea tridentata R. Laport 2010-1 T 2 Q2-1303 Imperial 1km W of pulloff on Hwy 86 at ~7km N of Jct. between Hwy 78 and Hwy 86. -1 Comment
  SEINET4561023  Larrea tridentata R. Laport 2010-1 T 2 Q4-1410 Imperial 4.5km W of Salton City on Borrego-Salton Se Way, ~4km on dirt track (Holly Rd.) into California off-road recreation area. 32 Comment
  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
  SEINET4691411  Larrea tridentata R. Laport 2010-1 CA-K- 646 Imperial 1 km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E flank of Algodones Dunes 124 Comment
  SEINET4691440  Larrea tridentata R. Laport 2010-1 CA-K- 643 Imperial 1 km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E flank of Algodones Dunes 125 Comment
  SEINET4691451  Larrea tridentata R. Laport 2010-1 CA-K- 842 Imperial 1 km E of Glamis on Hwy 78, near gravel quarry, on rocky "desert pavement" on E flank of Algodones Dunes 109 Comment
  SEINET4691494  Larrea tridentata R. Laport 2010-1 CA-H- 500 Imperial 25 km E of Calexico, CA on Hwy 98, ~13 km before Jct. with I-8 on S side of Hwy. near road to an All-American Canal Pumping Station. 18 Comment
  SEINET4691510  Larrea tridentata R. Laport 2010-1 T 3 Q3-1703 Imperial 5km S on gravel Vista Mine Rd. at ~9.5km E of Glamis on Hwy 78, on E side of road at fork. 139 Comment
  SEINET4691533  Larrea tridentata R. Laport 2010-1 CA-I- 871 Imperial 14km N of I-8 on E side of Ogilby Rd., just past the turn off for Gold Rock Ranch. 174 Comment
  SEINET4691541  Larrea tridentata R. Laport 2010-1 T 3 Q3-1750 Imperial 5km S on gravel Vista Mine Rd. at ~9.5km E of Glamis on Hwy 78, on E side of road at fork. 160 Comment
  SEINET4691560  Larrea tridentata R. Laport 2010-1 CA-F- 484 Imperial 3 km W of Jct. between Hwy 78 and Hwy 86, on Hwy 78 at the crest of the first hill on the road. -34 Comment
  SEINET4691605  Larrea tridentata R. Laport 2010-1 CA-S- 854 Imperial 25 km E of Glamis, CA~3 km NE on BLM Rd. across from Jct. of Ogilby Rd. and Hwy 78 336 Comment
  SEINET4691620  Larrea tridentata R. Laport 2010-1 T 4 Q1-1757 Imperial 3.5 km N on poorly defined sand road from campgrounds/recreation area adjacent to Coachella Canal at the Gordons Wells exit from I-8 sparse vegetation 46 Comment
  SEINET4691647  Larrea tridentata R. Laport 2010-1 T 4 Q1-1761 Imperial 3.5 km N on poorly defined sand road from campgrounds/recreation area adjacent to Coachella Canal at the Gordons Wells exit from I-8 sparse vegetation 44 Comment
  UCR123890  Larrea tridentata Steven R. Hill, K. Kramer 2001-4-27 33485 Imperial Sonoran (Colorado) Desert, California Route 86/78, W side of road, near Kane Spring, 0.6 mi SE of the U.S. Border Patrol Station at San Felipe Wash bridge. About 3.3 mi SW of the Salton Sea margin -52 Comment
  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
  UCR266533  Larrea tridentata A. C. Sanders, J. Malusa, M. Baker, M. Cloud-Hughes 2016-1-19 41889 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Pegleg Well Rd (Salvation Pass Rd) above Niland 98 Comment
  UCR2980  Larrea tridentata Jay Sugarman 1963-3-10 630310- 3 Imperial Sonoran (Colorado) Desert, 0.5 mi. west of Hwy 99 [=86] on Borrego Springs Rd. (Hwy 78) -46 Comment
  SD250720  Larrea tridentata var. arenaria Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28829 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
  RSA0094898  Lasthenia californica Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8218 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  SD10789  Lasthenia californica Frank F. Gander 1935-3-23 149 9 Imperial Boulder Park on Highway 80, top of Mountain Springs Grade. Comment
  RSA0073871  Lasthenia gracilis Jim M. Andre 2015-3-3 31377 Imperial Jacumba Mountains; 0.2 mi. south of Interstate 8 (at In-ko-pah exit), just east of San Diego Co. line. 963 Comment
  JEPS421  Lemna gibba S. B. Parish 1914-4-2 9110 Imperial Colorado Desert, Carrizo Creek Carrizo Creek; Southern California, Colorado Desert, Carrizo Creek Comment
  UCR260319  Lepidium fremontii A. C. Sanders, Jim Malusa 2015-3-7 41324 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  CAS-BOT-BC89540  Lepidium lasiocarpum E. A. McGregor 1917-3-17 757 Imperial Colorado Desert. 20 miles west of Salton Sea. Comment
  CAS-BOT-BC89545  Lepidium lasiocarpum Roxana S. Ferris 1928-4-18 7077 Imperial 0.5 mile east of Mountain Springs. Comment
  CAS-BOT-BC89547  Lepidium lasiocarpum Steve Boyd 1986-2-6 1229 Imperial Cargo Muchacho Mountains. Large canyon at southeast end of mountains. Comment
  RSA124283  Lepidium lasiocarpum E. K. Balls, P. C. Everett 1958-3-20 22939 Imperial 2.4 mi. N of U. S Hwy. 80 on rd. to Blythe. 91 Comment
  RSA27483  Lepidium lasiocarpum I. L. Wiggins 1941-3-24 9601 Imperial 6 miles northeast of Niland on road to Beal Well. Comment
  RSA336160  Lepidium lasiocarpum R. F. Thorne 1978-4-29 52131 Imperial West of Chocolate Mountains, ca. 1 mile east of Coachella Canal and west of Melson Well. Comment
  SD254572  Lepidium lasiocarpum A. C. Sanders, Jim Malusa 2015-3-7 41320 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, side canyon west of north fork of Asalvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 427 Comment
  UCR151359  Lepidium lasiocarpum LeRoy Gross, V. Arvizu, Sarah De Groot, Lisa Rojas, T. Thibault 2004-5-13 1251 Imperial Colorado Desert; Chocolate-Chuckwalla Mtns region, Chocolate Mountains (Chocolate Mountains Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Rd 646 Comment
  UCR165474  Lepidium lasiocarpum John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 12 and 13, c. 4 miles east of Wister 29 Comment
  UCR167244  Lepidium lasiocarpum John F. Green 2005-3-4 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, east of Salton Sea, c. 4 mi N of Niland, just SW of Coachella Canal siphon 11, badlands above wash 24 Comment
  SD199953  Lepidium lasiocarpum subsp. lasiocarpum Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16404 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
  RSA642720  Lepidium lasiocarpum var. lasiocarpum R. F. Thorne, R. Rutherford 1964-4-10 s.n. Imperial Ca 1 mile SE of Glamis on road to Ogilby. Comment
  UC149296  Lepidium lasiocarpum var. lasiocarpum LeRoy Abrams 1903-4-4 3148 Imperial Heber, Imperial Valley Comment
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Jan 9 2009
  UC665852  Lepidium lasiocarpum var. lasiocarpum Ira L. Wiggins 1941-3-24 9601 Imperial 6 mi ne Niland (on road to Beal Well) Comment
  JEPS100749  Leptochloa fascicularis Dean W. Taylor 1999-4-9 17103 Imperial ca. 2 miles North of Imperial; Memorial Park Cemetary, along Highway 86 -15 Comment
  CAS-BOT-BC274028  Leptochloa fusca subsp. uninervia Peter H. Raven 1961-10-8 16838 Imperial Banks of canal on western outskirts of El Centro -12 Comment
  CAS-BOT-BC274374  Leptochloa panicea subsp. brachiata LeRoy Abrams 1903-7-28 4001 Imperial Calexico, Imperial Valley Comment
  RSA487816  Leptochloa panicea subsp. mucronata A. C. Sanders 1988-11-6 8747 Imperial Imperial Valley between Brawley & Westmorland, east side of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal crossing, 1.6 mi. NW of New River crossing at Brawley -34 Comment
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Sep 11 2007
  UC573670  Leptochloa uninervia H. S. Yates 1937-7-3 6811 Imperial near Seeley; El Centro Quadrangle Comment
  UC665802  Lesquerella tenella Ira L. Wiggins 1941-3-25 9647 Imperial 11.3 mi ne Beal Well; east side of Chocolate Mountains Comment
  RSA0093822  Leucaena leucocephala A. C. Sanders, Jim Malusa 2015-3-8 41356 Imperial Sonoran (Colorado) Desert. Imperial Valley, bank of Highline Canal at Flowing Wells, NE of Calipatria along Weist Rd. -11 Comment
  CDA18499  Linanthus bigelovii Frank B. McMurry 1943-1 1367 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  SD125162  Linanthus jonesii Steven P. McLaughlin 1985-3-8 2929 Imperial Silty soil in watercourse, north end of Black Mountain, 2.6 miles southeast of California 78. 366 Comment
  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
  UCR269465  Linanthus jonesii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42079 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  SD142763  Linanthus pungens Kim Marsden, Mark Dodero 1998-3-20 Imperial Mountain Springs. (IPB 10/07) Comment
  SD173065  Loeseliastrum matthewsii Larry Hendrickson, L. Louise Jee 2005-4-27 2122 Imperial Grave Wash, approximately 3.0 air miles west of Highway 86 and 2.5 air miles north of Highway S-22 (Borrego-Salton Seaway), margin of wash at base of mudhills. (IPB 10/07) 36 Comment
  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
  RSA682688  Loeseliastrum schottii Scott D. White, Michael Honer 2003-5-3 9181 Imperial Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mtns; south of the operating US Gypsum quarries. 152 Comment
  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
  SDSU3202  Loeseliastrum schottii H. Wedberg 1966-3-26 1177 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, 0.1 mi. S of San Diego Co. 274 Comment
  SD155507  Logfia arizonica Craig Reiser 2001-4-15 Imperial Mountain Springs, near base of rocks. (IPB 10/07) Comment
  UC1787737  Lomatium mohavense Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7239 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon. 1150 Comment
  SD142989  Lonicera subspicata var. denudata Jon Rebman, Mike Simpson 1997-5-29 4152 Imperial Jacumba Wilderness Area: In-Koh-Pah Mountains; Smuggler's Cave area south of Mountain Spring; along US/Mexican border Comment
  SD142990  Lonicera subspicata var. denudata Jon Rebman, Mike Simpson 1997-5-29 4147 Imperial Jacumba Wilderness Area: In-Koh-Pah Mountains; Smuggler's Cave area south of Mountain Spring; along US/Mexican border Comment
  POM276682  Lotus Lyman Benson 1933-4-1 4244 Imperial Cuyamaca Mountains. US 80, grade to Mt. Springs, Salton Sea Watershed. 457 Comment
  POM183668  Lotus argophyllus var. argophyllus P. A. Munz 1931-3-14 11496 Imperial Foot of Mountain Springs Grade. Comment
  HSC98237  Lotus salsuginosus C. L. Hitchcock, C. V. Muhlick 1964-3-20 23197 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  UCR41487  Lotus scoparius var. brevialatus A. C. Sanders, David Charlton, B. G. Pitzer, W. W. Wright 1986-3-10 6287 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
  RSA388035  Lotus strigosus Steve Boyd 1986-2-6 1222 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 mi. NE of Highway I-8 off Sidewinder Road and Power-line Road. Comment
  UCR265856  Lotus strigosus var. tomentellus Mitch Provance 2008-3-15 10082 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
  UCR1543  Lotus tomentellus R. L. Irwin 1962-4-1 017 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
  UC1228544  Lupinus C. L. Hitchcock, C. V. Muhlick 1962-3-18 22240 Imperial on rd to Blythe 10 mi e Glamis Comment
  JEPS22124  Lupinus arizonicus Rimo Bacigalupi with Paul Hutchison 1958-2-17 6126 Imperial 4.8 mi n Ogilby (on bajada on nw slopes of Cargo Muchacho Mts., Colorado Desert); Colorado Desert, nw slopes Cargo Muchacho Mts. 135 Comment
  RSA414829  Lupinus arizonicus Jack Rempel 1933-2-25 16989 Imperial Colorado Desert, road from Niland to Salvation Pass, Chocolate Mts. Comment
  RSA414830  Lupinus arizonicus Jack Rempel 1933-4-30 17634 Imperial 13 miles from Kane Springs along road to Julian. Comment
  RSA562865  Lupinus arizonicus D. Charlton, Donna Raddatz 1991-2-25 4698 Imperial Sweeney Canyon, north of the Carrizo Badlands overlook, Anza Borrego State Park. 305 Comment
  SD200015  Lupinus arizonicus Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16230 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
  SD200413  Lupinus arizonicus Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16628 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
  SEINET2055788 Image available Lupinus arizonicus George K. Helmkamp, E. A. Helmkamp 2001-3-17 6292 Imperial Colorado Desert: Ogilby Rd. 15.4 mi south of Ca-78. 167 Comment
  UC865465  Lupinus arizonicus Ira L. Wiggins 1937-2-25 8606 Imperial 0.7 mi n All-American Canal Spillway (Picacho Wash); n of All-American Canal Spillway, Picacho Wash Comment
  UCR211178  Lupinus arizonicus Jim Andre, T. La Doux 2009-2-26 9890 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, along major powerline corridor (Palo Verde Road) that runs north-south through mountains, c. 1 mile south of pass 182 Comment
  UCR279446  Lupinus arizonicus A. C. Sanders, Jim Malusa 2017-3-26 43074 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Rock Quarry in sec. 8, north of Frink, along dirt road above Siphon 17 of the Coachella Canal 122 Comment
  UCR50968  Lupinus arizonicus 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
  SEINET10485001  Lupinus brevior Duane Isely, Wendell H. Bragonier 1960-3-17 Isely 7159 Imperial Low annual, e slope, laguna mountains, e of desert view tower, alr. Ca. 2000 Ft. 610 Comment
  POM183667  Lupinus excubitus var. medius P. A. Munz 1931-3-14 11947 Imperial Foot of Mountain Springs Grade. Comment
  UCR279043  Lupinus sparsiflorus A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-9 42780 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash, upper canyon c. 5.5 km above Hayden Well 454 Comment
  CAS-BOT-BC231368  Lycium andersonii Robert F. Thorne; R. Rutherford 1964-4-11 33636 Imperial Araz Wash, between Pasadena & Stud Mt., Cargo Muchacho Mts. 304 Comment
  JEPS89212  Lycium andersonii Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8339 Imperial 1.5 mi se Picacho (on the Colorado River nw of Yuma) (along abandoned railroad grade from abandoned mine) 121 Comment
  RSA697287  Lycium andersonii LeRoy Gross, Valentin Arvizu, Sarah J. De Groot, Lisa Rojas, Tim Thibault 2004-5-13 1239 Imperial Chocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road. 646 Comment
  RSA80309  Lycium andersonii F. W. Peirson 1932-3-21 9784 Imperial 3 mi. north of Ogilby. 122 Comment
  SBBG22843  Lycium andersonii D. Myrick 1965-2-27 1045 Imperial rd to Picacho Peak Park just N of Yuma 45 Comment
  SEINET12808827  Lycium andersonii H. Schmidt, Chris Dietrich, M. Merello 1994-1 33 Imperial 12.5 mi N of I-8, off Ogilby Road, 0.5 mi E on Hayduke Mine Road. (A278) BLM Land. Desert Access Guide Map # 21. 245 m 195 Comment
  UC669332  Lycium andersonii Annie M. Alexander and Louise Kellogg 1941-3-21 1990 Imperial Beal Well Basin Colorado Desert, Chocolate Mountains 410 Comment
  UCD83560  Lycium andersonii Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-9 5902 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
  UCR100954  Lycium andersonii B. G. Pitzer 1998-2-1 3459 Imperial Sonoran (Colorado) Desert, Milpitas Wash, c. 0.2 mi south of Walter's Camp Road, 1.0-1.5 mi west of Hwy 78 91 Comment
  UCR260288  Lycium andersonii A. C. Sanders, Jim Malusa 2015-3-6 41273 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  UCR269564  Lycium andersonii A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42071 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  UCR279149  Lycium andersonii A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42726 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  UCR99998  Lycium andersonii B. G. Pitzer 1997-10-18 3307 Imperial Sonoran (Colorado) Desert, Hwy 78, 7.1 road mi. south of town of Palo Verde and c. 5.4 mi. north of Walter's Camp Road 91 Comment
  SD254708  Lycium brevipes T. B. Salvato, Fred M. Roberts, et al. 2013-3-13 7328 Imperial Sonoran (Colorado) Desert: Chuckwally Bench, south of Chuckwalla Mountains, Arroyo Seco, ca. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off road between the well and powerline road. 527 Comment
  SEINET10389872  Lycium brevipes A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42083 Imperial Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  UCR136645  Lycium brevipes F. W. Peirson 1927-4-14 7190 Imperial Sonoran (Colorado) Desert, canyon near east end of the Santa Rosa Mountains and 7.5 mi from the Imperial Valley Boulevard 189 Comment
  CAS-BOT-BC231468  Lycium brevipes var. brevipes S. B. Parish 1916-5-10 10868 Imperial Niland, Colorado Desert Comment
  CAS-BOT-BC231483  Lycium brevipes var. hassei C. B. Wolf 1937-3-12 1873 Imperial Colorado Desert, 1/2 mi. south of Niland Comment
  UCR250326  Lycium brevipes var. hassei R. E. Riefner Jr. 2013-8-2 13- 169 Imperial Sonora (Colorado) Desert, Southwest of Niland, Sonny Bono Salton Sea National Wildlife Refuge, Rock Hill Trail, vicinity of Sinclair Road and Gentry Road -69 Comment
  CAS-BOT-BC231634  Lycium cooperi LeRoy Abrams 1903-4-2 3149 Imperial Near Boundary Monument 222, between Calexico and Signal Mountain Comment
  CAS-BOT-BC231638  Lycium fremontii Edmund C. Jaeger 1939-4-1 s.n. Imperial Fish Creek, Vallecito Mts. 30 Comment
  UC884575  Lycium fremontii Le Roy Abrams 1907-12-29 Imperial Signal Mt. Comment
  RSA0018551  Lycium parishii Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6071 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
  CDA41140  Lycium torreyi T. C. Fuller 1965-4-29 13382 Imperial Glamis-Ogilby road, 17.1 miles north of Ogilby. 0 Comment
  RSA428588  Lycium torreyi H. de Forest, Jack Rempel 1933-4-10 18149 Imperial Between Cargo Muchacho and Chocolate Mt. Comment
  UCR241037  Lycium torreyi A. C. Sanders, Ann Howald 2013-3-1 40592 Imperial Sonoran (Colorado) Desert, Salton Sink, along San Felipe Creek south of Hwy 78, 0.22 km west of Hwy 86 opposite the Border Patrol checkpoint -54 Comment
  UCR177293  Lyrocarpa coulteri var. palmeri Scott D. White, Michael Honer 2003-5-3 9186 Imperial Sonoran (Colorado) Desert, Fish Creek Mountains, unnamed canyon draining SW-facing slope of the mtns; south of the operating US Gypsum quarries 213 Comment
  POM99031  Lyrocarpa coulteri var. palmeri E. C. Jaeger 1926-4-10 s.n. Imperial Fish Mtn., Box Canyon Comment
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Jan 22 2012
  CDA8227  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
  SD199835  Malacothrix glabrata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16512 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
  SD199836  Malacothrix glabrata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16136 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
  SD199839  Malacothrix glabrata Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16362 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
  SD200329  Malacothrix glabrata Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16637 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
  SD242713  Malacothrix glabrata 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  SDSU21323  Malacothrix glabrata David Suchor, Michael G. Simpson 2015-3-27 3 Imperial Mountain Springs Rd, exit south from I-8, just south of parking area. 672 Comment
  CAS-BOT-BC322585  Malperia tenuis Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9614 Imperial Upper end of Painted Gorge, Carisso Mts. Comment
  POM156265  Malperia tenuis L. R. Abrams 1903-4-2 3189 Imperial Signal Mountain, Colorado Desert. Comment
  SBBG87816  Malperia tenuis A. C. Sanders 1986-3-9 6195 Imperial Fossil Cyn, on Shell Cyn Rd, 3.3 mi N of Imperial Hwy (County Rd S-2) at Ocotillo; Coyote Mtns 304 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
  UC138438  Malvella leprosa T. S. Brandegee 1901-3-27 Imperial Colorado Desert, Diamond Lake Comment
  UCD116708  Malvella leprosa W. A. Williams 1951-4-1 s.n. Imperial Roadside ditch, near irrigated area. Comment
  UCR107996  Malvella leprosa Jon P. Rebman, Adrienne Russell 1997-9-2 4182 Imperial Sonoran (Colorado) Desert, West of Calexico; junction of Brockman Rd. and Hwy 98 1 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
  SD139152  Mammillaria tetrancistra Jon P. Rebman, Maggie Loy 1996-10-27 3744 Imperial Just east of Ogilby Road (S34), on Highway 78 (Ben Hulse Highway), between Palo Verde and Brawley. (IPB 10/07) 249 Comment
  JEPS41618  Marina parryi S. B. Parish 1882-3-17 1980 Imperial Mammoth Tank Comment
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Jul 18 2010
  POM184102  Marina parryi Philip A. Munz, C. Leo Hitchcock 1932-4-5 12142 Imperial 2 miles north of Cargo Muchacho Mts. Comment
  SD124685  Melica frutescens A. C. Sanders, D. Charlton, B. Pitzer, W. Wright 1986-3-10 6300 Imperial Mountain Spring Road exit from Hwy I-8, south side of old highway, ca 1/3 mile east of community of Mountain Springs, at head of Myer Creek. (IPB 10/07) 671 Comment
  UCD108067  Melilotus indicus Lyster H. Dewey 1916-4-5 s.n. Imperial Yuma Experiment Farm, Bard. Comment
  POM184109  Mentzelia affinis P. A. Munz, C. L. Hitchcock 1932-4-5 12149 Imperial 2 miles north of Cargo Muchacho Mts. Comment
  POM47329  Mentzelia albicaulis Mary F. Spencer 1917-3-27 242 Imperial Coyote Wells, Colorado Desert. Comment
  GMDRC6906  Mentzelia desertorum J. M. Andre 2015-3-3 31287 Imperial eastern base of Jacumba Mountains, 1.3 mi. south of Hwy 98, approx. 2 mi. south of Ocotillo. volcanic gravelly hills at margin of sandy wash at wilderness boundary 246 Comment
  SEINET255579  Mentzelia desertorum Noel H. Holmgren 1974-3-28 7525 Imperial Jacumba Mountains, 3 airline miles soutwest of Ocotillo. 274 Comment
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Sep 17 2013
  UC205885 Image available Mentzelia desertorum T. S. Brandegee 1901-3-30 Imperial Signal Mt., near boundary line Colorado Desert; Colorado Desert, Siqual Mt. Comment
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Nov 30 2015
  UCR3173  Mentzelia desertorum Scott Fowler 1964-3-23 640323- 05 Imperial Sonoran (Colorado) Desert, Salton Basin, east side of Travertine Point, on Hwy 99 0 Comment
  JEPS22541  Mentzelia involucrata Rimo Bacigalupi with Paul Hutchison 1958-2-18 6169 Imperial 4.5 mi s Palo Verde settlement (Sandy areas of arroyo running eastward into Laguna Palo Verde.); northeastern base of the Palo Verde Mts. 88 Comment
  SD112091  Mentzelia involucrata Linda Allen 1977-2-28 Imperial Davies Wash, along road leading to Davies canyon. Comment
  SD190650  Mentzelia involucrata Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3183 Imperial Picacho State Recreation Area, south side of Colorado River, and north of main access road. 63 Comment
  SD191945  Mentzelia involucrata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14527 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), in Big Wash Middle, Site ESCPAR in arroyo bottom and surrounding embankments 61 Comment
  SD191946  Mentzelia involucrata Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14580 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments 53 Comment
  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
  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
  SEINET3094595 Image available Mentzelia involucrata Norman C. Cooper 1949-3-16 3046 Imperial West of Yuma 243 Comment
  UC1292622  Mentzelia involucrata C. L. Hitchcock and C. V. Muhlick 1964-3-20 23192 Imperial 7 m n of junction with Highway 80 (along state highway S2.) Comment
  UC669262  Mentzelia involucrata Annie M. Alexander and Louise Kellogg 1941-3-9 1918 Imperial 22 mi n Ogilby 365 Comment
  UCR100801  Mentzelia involucrata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2893 Imperial Sonoran (Colorado) Desert, 4.7 miles north of Winterhaven on Picacho Rd & 1 mile NW of the All-American Canal 76 Comment
  UCR211177  Mentzelia involucrata Jim Andre, T. La Doux 2009-2-26 9889 Imperial Sonoran (Colorado) Desert, Palo Verde Mountains, along major powerline corridor (Palo Verde Road) that runs north-south through mountains, c. 1 mile south of pass 182 Comment
  UCR279123  Mentzelia involucrata var. involucrata A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-8 42746 Imperial Sonoran (Colorado) Desert, mouth of Ninemile Canyon just above Hwy 78, Chocolate Mountains 314 Comment
  JEPS23066  Mentzelia longiloba Reino Alava with R. Bacigalupi, and Dr. and Mrs. Rolla Tryon''Reino Alava (with R. Bacigalupi, and Dr. and Mrs. Rolla Tryon) 1958-3-3 1811 Imperial From U. S. Highway 80 to Ogilby, 1 mile north of U. S. Highway 80. Colorado Desert. Comment
  SD143863  Mentzelia longiloba var. longiloba G. K. Helmkamp, E. Helmkamp 1998-1-24 2575 Imperial Between Hwy I-8 & the All-American Canal across from the Brock Research Center (ca. 3 mi. east of the jct of Hwy CA-98 with Hwy I-8). 46 Comment
  RSA0126953  Mentzelia longiloba var. longiloba F. W. Peirson 1927-4-15 7201 Imperial Low land along Colorado River, near Ft. Yuma. Comment
  RSA0126955  Mentzelia longiloba var. longiloba F. W. Peirson 1932-3-21 9779 Imperial E edge of sand hills, Holtsville -Yuma Road 61 Comment
  RSA0126957  Mentzelia longiloba var. longiloba E. K. Balls, P. C. Everett 1958-3-20 22891 Imperial 0.5 miles N along road to Ogilby and Blythe from U.S. Hwy 80. 61 Comment
  SDSU18736  Mentzelia multiflora subsp. longiloba C. Matt Guilliams, Jeff Marshall 2008-4-23 632 Imperial Southeast of the intersection of Ogilby Road and I-8. Ca. 30m east of Ogilby Road. 93 Comment
  SEINET3094631 Image available Mentzelia multiflora subsp. longiloba George K. Helmkamp, E. A. Helmkamp 1998-3-18 2873 Imperial Sonoran (Colorado) Desert; between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8). 46 Comment
  JEPS2647 Image available Mentzelia tricuspis W. L. Jepson 1927-4-17 11764 Imperial Myers Creek bridge Mountain Springs grade (foot of grade); Myers Creek bridge, foot of Mt. Springs grade, Imperial Co. 243 Comment
  SD211365  Mesembryanthemum crystallinum Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18915 Imperial South of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; in a large wash just S of a powerline road 36 Comment
  SD211366  Mesembryanthemum nodiflorum Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18925 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
  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
  JEPS8161  Mimulus bigelovii var. bigelovii Dr. L. M. Newlon 1922-4-1 387 Imperial 3 mi w Coyote Wells; Colorado Desert Comment
  RSA535613  Mimulus bigelovii var. bigelovii David M. Thompson 1988-3-5 825 Imperial 0.5 mi. SE of San Diego Co. line along Hwy S2 ( Imperial Hwy); N side of road. 268 Comment
  POM9247  Mimulus fremontii Mary F. Spencer 1920-5-16 375 Imperial Coyote Wells Comment
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Oct 9 2010
  UCR269505  Mirabilis laevis A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42038 Imperial Sonoran (Colorado) Desert, 0.65 km SE (129 deg. ) of Hayden Well in pass through the hills south of Mammoth Wash, Chocolate Mountains 282 Comment
  HSC16154  Mirabilis laevis var. villosa C. L. Hitchcock, C. V. Muhlick 1964-3-20 23185 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  SD200462  Mirabilis laevis var. villosa Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16668 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
  CAS-BOT-BC229620  Mirabilis tenuiloba F. A. M. 1936-3-26 14513 Imperial Highway Coyote Wells to Jacumba Comment
  CAS-BOT-BC229622  Mirabilis tenuiloba William Anderson 1964-2-13 s.n. Imperial Signal Mountain Comment
  HSC34421  Mirabilis tenuiloba J. D. Ackerman, A. M. Montalvo 1974-3-26 156 Imperial E-bound Hwy. 8 at 1000 ft. marker, W of Ocotillo at bottom of grade, Colorado Desert 305 Comment
  RSA69458  Mirabilis tenuiloba F. W. Peirson 1941-4-8 13075 Imperial Small, rocky side canyon of Painted Gorge, ca. 10 miles E of Mt. Springs Grade and N of El Centro to San Diego Blvd. Comment
  RSA787310  Mirabilis tenuiloba Duncan S. Bell, Kim Clark, Bob Ellis, Tanner Harris, John Krapek, Shane Oakes, Tom Persons 2012-3-25 3282 Imperial Collecting between the I-8 split about a mile east of Mountain Spring. 663 Comment
  RSA787799  Mirabilis tenuiloba Duncan S. Bell 2012-3-23 3254 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
  SD115599  Mirabilis tenuiloba Erik Jonsson, Duffie Clemons 1983-4-16 472 Imperial Coyote Wells quad, NW-facing slope 970 Comment
  RSA776564  Mirabilis tenuiloba Amber Swanson, Duncan S. Bell 2011-2-25 164 Imperial Off Hwy I-8 in Devil's Cyn on W side of rd. 528 Comment
  JEPS22026  Mohavea confertiflora Rimo Bacigalupi with Paul Hutchison 1958-2-18 6152 Imperial 4.5 miles south of Palo Verde Settlement (Laguna Palo Verde, at northeastern base of Palo Verde Mountains) 88 Comment
  POM156252  Mohavea confertiflora L. R. Abrams 1903-4-2 3173 Imperial Signal Mountain, Colorado Desert. Comment
  RSA703255  Mohavea confertiflora Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11303 Imperial Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 434 Comment
  SD143710  Mohavea confertiflora G. K. Helmkamp, E. A. Helmkamp 1998-3-18 2887 Imperial 4.7 mi. N of Winterhaven on Picacho Rd & 1 mi. NW of the All-American Canal 75 Comment
  SD200507  Mohavea confertiflora Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16649 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
  UC1080311  Mohavea confertiflora P. C. Everett and E. K. Balls 1958-3-20 22931 Imperial 15 mi nw from Ogilby (along road to Blythe) 259 Comment
  UC1287020  Mohavea confertiflora C. L. Hitchcock 1966-3-21 24320 Imperial about 5 mi n of Milpitas Wash (and 12 mi nw of Blythe-Glamis Highway) Comment
  UC1426660  Mohavea confertiflora Noel H. Holmgren, Patricia K. Holmgren 1973-3-29 6556 Imperial Picacho Road 3.8 miles south of Picacho 18 airline miles north of Yuma 152 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
  UCR148070  Mohavea confertiflora Steve Boyd, Et al. 2004-5-14 11303 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 434 Comment
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Jul 15 2009
  SEINET10548357  Mohavea confertiflora Noel H. Holmgren, Patricia K. Holmgren 1973-3-24 Holmgren 6495 Imperial Palo verde valley, 5 airling mi s of palo verde. T9s, r21e, sec 35. Common on Gravelly banks and bars of wash. Corolla light yellow with red spots. 76 Comment
  POM91004  Monolepis nuttalliana E. C. Jaeger 1925-12-22 s.n. Imperial Coyote Wells. Comment
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Oct 9 2010
  SBBG127484  Monolepis nuttalliana A. C. Sanders 2010-3-25 37597 Imperial Wister area, Wilkins Rd 0.21 mi SE of 90 deg bend at Hobbs Rd jct, ca. 5.8 mi NW of Niland, Imperial Valley -19 Comment
  CAS-BOT-BC349741  Monoptilon bellioides Aven Nelson; Ruth A. Nelson 1939-3-27 3286 Imperial Bad lands on highway 78, near Imperial County line Comment
  CAS-BOT-BC349746  Monoptilon bellioides Ira L. Wiggins 1957-3-24 14045 Imperial Painted Gorge, 5 mi. N. of State Hwy. 80 Comment
  SD191810  Monoptilon bellioides Jon Rebman, W. Schmidtmann & V. Marshall 2008-4-10 14569 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
  SD199845  Monoptilon bellioides Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16559 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
  SD199846  Monoptilon bellioides Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16249 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
  SD200334  Monoptilon bellioides Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-26 16805 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 14 (SL14), in Coral Wash, Site PSARAM in dried mud, fossil coral, and sand arroyos and mesas -20 Comment
  SD242718  Monoptilon bellioides Donald Hazlett 1993-3-13 6756 Imperial 2 mi. S of Ocotillo Just N of WA 152 Comment
  SD27692  Monoptilon bellioides Allan Keller 1940-3-16 207 Imperial Painted Gorge Comment
  SDSU4809  Monoptilon bellioides H. Wedberg 1966-3-26 1163 Imperial On the road from Vallecito Valley to Hwy.80 and Ocotillo, 0.1 mi. south San Diego County. 274 Comment
  UC1440557  Monoptilon bellioides T. J. Watson Jr. 1970-3-23 358 Imperial 5 mi e Ocotillo (along Interstate Hwy 8) Comment
  UCR3208  Monoptilon bellioides John Kitasako 1964-4-9 45248 Imperial Sonoran (Colorado) Desert, [Algodones Dunes] 3 miles west of Glamis on Hwy 78 92 Comment
  UCR50456  Monoptilon bellioides George K. Helmkamp 1988-2-28 30 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
  POM184107  Muhlenbergia microsperma P. A. Munz, CL Hitchcock 1932-4-5 12148 Imperial 2 miles north of Cargo Muchacho Mts. Comment
  RSA87368  Muhlenbergia microsperma F. W. Peirson 1932-3-22 9805 Imperial Midway Well. 152 Comment
  SD142282  Muhlenbergia microsperma Jon Rebman, L. Renfro 1997-11-19 4759 Imperial Northwest of Yuma: E of Ogilby Road along Indian Pass Road at Chemgold Company's Imperial Project 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
  SEINET10605713  Munroa squarrosa Charles L. Hitchcock, C. V. Muhlick 1962-3-18 Hitchcock 22228 Imperial 9.2 mi NE of Glamis on road to Blythe. Comment
  SEINET919534  Myriophyllum spicatum Steven P. MacLaughlin, Janice E. Bowers, Ken Hall 1986-1 4151 Imperial In Devil's Lake on the south side of the Colorado River, just downstream from Picacho State Rec. Area. Comment
  RSA0103051  Myriopteris covillei Jim M. Andre 2015-3-3 31389 Imperial Jacumba Mountains; 0.2 mi. south of Interstate 8 (at In-ko-pah exit), just east of San Diego Co. line. 963 Comment
  SD152328  Myriopteris viscida Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6507 Imperial Mountain Springs Grade near I-8 exit. (IPB 10/07) Comment
  HSC80342  Najas marina R. F. Thorne 1977-11-25 50904 Imperial Colorado Desert, along Colorado River at Picacho State Rec. area at Stewart's Lake. 58 Comment
  JEPS22174  Nama Rimo Bacigalupi with Paul Hutchison 1958-2-17 6133 Imperial on road from Ogilby to Blythe in wash 1 1/2 mi s Gold Rock Ranch (by way of Midway Well, Colorado Desert); Colorado Desert, rd fr Ogilby to Blythe, s of Gold Rock Ranc 137 Comment
  SDSU6062  Nama demissa var. demissa H. Wedberg 1962-4-7 888 Imperial About 10 miles E from Jacumba on the raod to El Cenro; about half way down the Mtn. Springs grade. 610 Comment
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Nov 10 2008
  UCR151358  Nama demissa var. demissa LeRoy Gross, V. Arvizu, Sarah De Groot, Lisa Rojas, T. Thibault 2004-5-13 1254 Imperial Colorado Desert; Chocolate-Chuckwalla Mtns region, Chocolate Mountains (Chocolate Mountains Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Rd 646 Comment
  POM48805  Nama demissa var. deserti Mary F. Spencer 1917-3-28 207 Imperial Coyote Wells. Comment
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Oct 9 2010
  SD115595  Nama hispida Duffie Clemons, Erik Jonsson 1983-4-16 468 Imperial In dried mud-silt of playa, Davies Valley, south end of sink. 334 Comment
  RSA289298  Nama hispida var. revoluta Charles Convis 1980-4-8 121 Imperial Western Salton Basin, 27 km due WNW of Westmorland -35 Comment
  RSA421160  Nama hispida var. revoluta L. H. Jones 1910-5-8 s.n. Imperial Colorado River near Pilot Knob Comment
  RSA603247  Nama hispida var. spathulata R. S. Woglum 1941-4-10 2922 Imperial Sonoran Desert: Imperial Sand Dunes Recreation Lands, north of Ogilby.. . Comment
  RSA603561  Nama hispida var. spathulata R. S. Woglum 1940-3-10 2446 Imperial Sonora Desert: Ogilby. Comment
  UCR100784  Nama hispida var. spathulata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2898 Imperial Sonoran (Colorado) Desert, 7 mi. north of Winterhaven on Picacho Rd & 1.7 mi. E on powerline rd. 198 Comment
  RSA0073148  Nama hispida var. spathulata R. F. Thorne, R. Rutherford 1964-4-11 33624 b Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region: Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  UC107184  Nama stenocarpa T. S. Brandegee 1901-3-27 Imperial Diamond Lake , Diamond Lake (Colorado Desert) Comment
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Jun 26 2015
  JEPS5233  Nemacladus glanduliferus W. L. Jepson 1927-4-17 11784 Imperial Myers Creek bridge Mountain Springs Grade (foot of Mountain Springs Grade) 243 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
  SEINET10905846  Nemacladus glanduliferus var. orientalis Bacigalupi 1958-2-18 BACIGALUPI 6185 A Imperial Rocky mountain slope above and east of summit of Ogilby-Blythe road, in the Palo Verde Mts., 9.5 miles southwest of Palo Verde settlement 259 Comment
  JEPS22347  Nemacladus orientalis Rimo Bacigalupi with Drs. R. and A. Tryon, R. and A. Alava 1958-3-3 6219 A Imperial about 5.5 mi s Midway Well (along road from Palo Verde to Ogilby, about 1.0 mi n of the junction of road to Glamis, e flanks of Chocolate Mts); Chocolate Mts. 332 Comment
  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
  UCR101131  Nemacladus orientalis George K. Helmkamp, E. A. Helmkamp 1998-3-19 2949 Imperial Sonoran (Colorado) Desert, Little Picacho Wash along Picacho Rd, 2.5 mi. south of Picacho State Recreation Area 152 Comment
  SEINET10461080  Nemacladus rubescens Philip A. Munz, Charles L. Hitchcock 1932-4-5 Munz 12145 Imperial Wash, 2 miles north of Cargo Muchacho Mts. 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
  RSA766654  Nemacladus tenuis var. aliformis J. P. Rebman, G. Fleming, V. Marshall, A. Winner 2009-3-25 16720 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 7, north fork of Big Wash, Site SPHAMB in large arroyo and surrounding hillsides. 137 Comment
  SD199964  Nemacladus tenuis var. tenuis Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16354 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
  UC669213  Nemacladus tenuis var. tenuis Annie M. Alexander and Louise Kellogg 1941-3-19 1968 Imperial American Girl Mines; Colorado Desert, Cargo Muchacho Mountains 205 Comment
  SD10785  Nemophila menziesii var. integrifolia Frank F. Gander 1935-3-23 149 11 Imperial Boulder Park on Highway 80, top of Mountain Springs Grade Comment
  RSA0085592  Neogaerrhinum filipes Jim M. Andre 2015-3-3 31306 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
  SEINET3079361 Image available Neogaerrhinum filipes Norman C. Cooper 1949-3-17 3096 Imperial Coyote Wells 305 Comment
  CDA41130  Nicotiana obtusifolia T. C. Fuller 1959-4-8 2477 Imperial 11 road miles south of Palo Verde, above Colorado River. 0 Comment
  HSC86971  Nicotiana obtusifolia G. K. Helmkamp 1988-2-28 Imperial At the end of a dirt road ca. 2 mi. WSW of Crucifixion Thorn Natural Area, SE of Ocotillo and SW of Hwy. 98 153 Comment
  POM156236  Nicotiana obtusifolia L. R. Abrams 1903-4-2 3157 Imperial Signal Mountain, Colorado Desert. Comment
  RSA591833  Nicotiana obtusifolia Gary D. Wallace 1968-2-22 810 Imperial SW part of the county; along Hwy 80, just east of Ocotillo. Comment
  SD200222  Nicotiana obtusifolia Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16236 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
  SD250704  Nicotiana obtusifolia Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28741 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
  SD63673  Nicotiana obtusifolia Peta Mudie 1965-1-24 438 Imperial ca. 11.5 east of Jacumba, Devil's Canyon below bridge of Hwy 80, in shaded crevice between rocks at edge of the wash 609 Comment
  UCR136649  Nicotiana obtusifolia F. W. Peirson 1935-4-16 11462 Imperial Sonoran (Colorado) Desert, Laguna Dam, north of the bridge over the canal 49 Comment
  UCR177327  Nicotiana obtusifolia Scott D. White, Michael Honer 2003-5-28 9420 Imperial Sonoran (Colorado) Desert, Fish Creek Mtns; southeast of US Gypsum quarry; minor canyon on southwest-facing slope 183 Comment
  UCR260043  Nicotiana obtusifolia A. C. Sanders, Jim Malusa 2015-3-5 41263 Imperial Sonoran (Colorado) Desert, Salvation Pass in the Chocolate Mountains, edge of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 366 Comment
  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
  UCR279220  Nicotiana obtusifolia A. C. Sanders, Jim Malusa 2017-3-13 42859 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
  SD117584  Nolina bigelovii James C. Dice, Michael Donoghue 1984-6-24 580 Imperial Southwestern Imperial Co., Mountain Spring Comment
  UCR280726  Nolina bigelovii A. C. Sanders, Jim Malusa 2015-3-7 41327 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  CAS-BOT-BC167007  Oenothera californica E. A. McGregor 1916-7-9 113 Imperial Jacumba - Laguna Mts. 762 Comment
  RSA698242  Oenothera cardiophylla J. R. Bruff 1928-4-5 197 Imperial Painted Gorge. 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
  UCR50963  Oenothera deltoides George K. Helmkamp 1988-2-28 s.n. Imperial Sonoran (Colorado) Desert, just N of Signal Mtn., south of Hwy 98 31 Comment
  GMDRC9403  Oenothera deltoides subsp. deltoides J. M. Andre 2017-3-4 37247 Imperial Algodones Dunes: 0.2 mi. south of Interstate 8, 0.4 mi. southeast of Ogilby Rd overpass, eastern blowout zone of dune system 66 Comment
  POM355312  Oenothera deltoides subsp. deltoides Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-28 7741 Imperial Algondones Dunes, dirt track continutation of Ogilby Rd, ca. 1/8 mi from All American Canal. 41 Comment
  POM355315  Oenothera deltoides subsp. deltoides H. de Forest, Jack Rempel 1933-4-9 18150 Imperial Bet. Tamarack Dist. and Superstition Mt. Comment
  POM355318  Oenothera deltoides subsp. deltoides N. C. Cooper 1949-3-16 3071 Imperial Seeley -13 Comment
  POM355319  Oenothera deltoides subsp. deltoides N. C. Cooper 1949-3-16 3069 Imperial Calexico. -15 Comment
  RSA271696  Oenothera deltoides subsp. deltoides David S. Verity, Jane Turner, Francis M. Ball 1964-2-15 1368 Imperial Ca. 21 1/2 mi. E. of Holtsville on main hwy. to Yuma; Comment
  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
  RSA554061  Oenothera deltoides subsp. deltoides Dave Kelly 1992-2-11 92 -16 Imperial Algodones Dunes, hwy 78 on W side of dunes Comment
  RSA75417  Oenothera deltoides subsp. deltoides F. W. Peirson 1932-3-21 9771 Imperial 8 miles east of Holtsville 15 Comment
  RSA75420  Oenothera deltoides subsp. deltoides F. W. Peirson 1922-4-12 2905 Imperial 45 miles southeast of Coachella Comment
  UCR120096  Oenothera deltoides subsp. deltoides Jon P. Rebman, A. Salywon, C. M. Christy 1998-3-22 4940 Imperial Sonoran (Colorado) Desert, West off Yuma, AZ; in dune area at the junction of Ogilby Road and Interstate 8 30 Comment
  UCR123771  Oenothera deltoides subsp. deltoides Steven R. Hill, K. Kramer 2001-4-27 33505 Imperial Sonoran/Colorado Desert, north side of California Route 78, 1.7 mi west of Glamis (measured from railroad crossing), Algodones Dunes 92 Comment
  POM355317  Oenothera deltoides subsp. deltoides Edwin Kline 1920-3-29 s.n. Imperial Imperial County Comment
  HSC16535  Oenothera primiveris C. L. Hitchcock 1966-3-19 24284 Imperial Between Yuma and Holtsville Comment
  JEPS101772  Oenothera speciosa Dean W. Taylor 1999-4-9 17099 Imperial ca. 2 miles North of Imperial; Memorial Park Cemetary, along Highway 86 -15 Comment
  CAS-BOT-BC427409  Oligomeris linifolia L. R. Abrams 1941-4-23 13912 Imperial Borego [Borrego] Park on Route 78 about 10 miles west of junction with U.S. Highway 99, near Ocotillo Comment
  HSC18254  Oligomeris linifolia C. L. Hitchcock, C. V. Muhlick 1964-3-21 23229 Imperial 15 mi. N of Glamis on road to Blythe Comment
  POM161120  Oligomeris linifolia George D. Abrams 1903-1-13 s.n. Imperial Near Calexics Comment
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Oct 16 2013
  SBBG25053  Oligomeris linifolia D. Myrick 1966-4-4 1361 Imperial Vincent Ranch, off Hwy 78 ca. 25 mi NE of Glamis; Chocolate Mtns 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
  SD200210  Oligomeris linifolia Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16108 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
  SEINET13311355  Oligomeris linifolia A. C. Sanders, J. 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. 267 Comment
  SJSU10378  Oligomeris linifolia R. L. MacDonald 1962-4-19 Imperial Kane Springs on Hwy 99 Comment
  UCR103602  Oligomeris linifolia George K. Helmkamp, E. A. Helmkamp 1998-3-19 2935 Imperial Sonoran (Colorado) Desert, Imperial Dam area, just south of the dam on Hwy S-24. 76 Comment
  UCR265870  Oligomeris linifolia Mitch Provance 2008-3-15 10122 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
  UCR269508  Oligomeris linifolia A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-4 42053 Imperial Sonoran (Colorado) Desert, minor tributary gully of Mammoth Wash, 0.35 km SW (214 deg. ) of Hayden Well, Chocolate Mountains 272 Comment
  UCR3394  Oligomeris linifolia Tom Painter 1964-4-11 41164- 13 Imperial Sonoran (Colorado) Desert, 21 miles east of Brawley [Algodones Dunes, along Hwy 78], c. 5 miles west of Glamis 61 Comment
  UCR3814  Oligomeris linifolia Frank C. Vasek 1964-4-12 640412- 02 Imperial Sonoran (Colorado) Desert, 25 miles south of Palo Verde on Ben Hulse Hwy [78] 335 Comment
  UCR41509  Oligomeris linifolia A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6150 Imperial Sonoran (Colorado) Desert, N end of Algodones Dunes, East Mesa at east end of Montgomery Road, c. l mi east of Highline Canal 18 Comment
  UCR41889  Oligomeris linifolia A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6189 B Imperial Sonoran (Colorado) Desert, Yuha Desert, c. 5 miles airline south of Plaster City, in fossil oyster beds along a dirt road c. 5 mi south of the Dunaway Road exit off Hwy I-8 61 Comment
  UCR41910  Oligomeris linifolia A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6254 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
  GMDRC9387  Olneya tesota J. M. Andre 2017-3-4 37219 Imperial Palo Verde Mountains: southern base of range along Milpitas Rd, 2.2 mi. WNW of jct Hwy 78 157 Comment
  OBI39249  Olneya tesota A. C. Sanders & K. R. Neisess, K. R. Neisess 1985-4-22 5625 Imperial S of the Cargo Muchacho Mts, ca. 2 mi N of Hwy I-8 on Sidewinder rd 122 Comment
  RSA767600  Olneya tesota J. Mark Porter 2003-3-4 13490 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8 Comment
  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
  CAS-BOT-BC56816  Opuntia basilaris var. basilaris Ira L. Wiggins 1937-2-17 8563 Imperial Field redacted by CAS, contact the data manager for more information Comment
  RSA721469  Opuntia ramosissima Sarah J. De Groot, Tim Thibault, Valentin Arvizu, Steve Boyd, Aydee Virgen, Tammy Morgan 2004-5-14 4346 Imperial Chocolate Mountains: Gasline road. 434 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
  UC1523631  Orobanche cooperi Robert F. Thorne, Steve Boyd, et al. 1986-3-21 61614 Imperial 6.5 mi se of Coyote Wells (on Route 98, Yuha Desert,); Yuha Desert, Route 98 45 Comment
  CAS-BOT-BC502854  Orobanche cooperi subsp. cooperi B. Willard 1946-3-24 s.n. Imperial 5 mi from Valerie Jean's, N of Hwy 66, on old ocean bottom, near sea line Comment
  CAS-BOT-BC502858  Orobanche cooperi subsp. cooperi Mrs. W. J. Anderson 1926-3-1 s.n. Imperial Westmoreland Comment
  RSA0059402  Orobanche cooperi subsp. cooperi Frank W. Peirson 1922-4-13 4064 Imperial Foot of Mountain Springs Grade, west edge of 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
  CAS-BOT-BC327830  Palafoxia arida Roxana S. Ferris; Ruth P. Rossbach 1938-5-17 9588 Imperial Algodones Sand Hills, 1 mi E of Gray's Well on US Hwy 80. Comment
  CAS-BOT-BC327832  Palafoxia arida Aven Nelson; Ruth A. Nelson 1939-3-23 3223 Imperial West side Salton Sea 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-BC327856  Palafoxia arida C. B. Wolf 1931-3-12 1867 Imperial Colorado Desert, 22 mi NW of Westmorland; below sea level Comment
  CAS-BOT-BC327876  Palafoxia arida Annie M. Alexander; Louise Kellogg 1941-3-3 1889 Imperial Colorado Desert. 6 miles W of Winterhaven, Yuma road Comment
  CAS-BOT-BC327905  Palafoxia arida C. L. Hitchcock 1968-3-11 25441 Imperial Open desert, 42 mi S of Indio Comment
  RSA0034111  Palafoxia arida Duncan S. Bell, Kim Clark, Keir Morse, Donna Thomas, Adriana VanKlaveren 2013-3-10 4503 Imperial Algodones Dunes; just to the west of Glamis on the north side of Highway 78. 97 Comment
  SEINET10389876  Palafoxia arida A. C. Sanders, Jim Malusa 2016-3-6 42107 Imperial Chocolate Mountains, Mammoth Wash along Ted Kipf Rd. 83 Comment
  SEINET2053902 Image available Palafoxia arida W. H. Earle, Rodney Engard 1973-3-3 31 Imperial Rt. 98, 6 1/2 mi. west of Calexico turnoff. Comment
  UCR167276  Palafoxia arida 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
  UCR239475  Palafoxia arida A. C. Sanders, Mitch Provance 2012-10-23 40469 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench south of the Chuckwalla Mtns., NE of Arroyo Seco, NW foot of volcanic hill, 1.03 km SE (163 deg. ) of Raineys Well 518 Comment
  POM183686  Palafoxia arida var. arida P. A. Munz 1931-3-12 11937 Imperial 28 miles N.W. of Brawley. Comment
  POM184589  Palafoxia arida var. arida P. A. Munz, C. L. Hitchcock 1932-4-4 12109 Imperial Sandy wash 5 mi. N.W. of Dixieland. Comment
  RSA289347  Palafoxia arida var. arida Charles Convis 1980-3-17 77 Imperial Western Salton Basin, 27 km due WNW of Westmorland, ca. flats 0-2 km E. of confluence of Carrizo and San Filipe creeks. -35 Comment
  RSA603892  Palafoxia arida var. arida A. C. Keller 1937-5-31 s.n. Imperial 12.4 miles east of Holtville 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
  SD128761  Palafoxia arida var. arida Darley F. Howe 1980-4-13 Imperial 9 miles east of Holtville on Highway 8 Comment
  SD134329  Palafoxia arida var. arida R. Mitchel Beauchamp 1972-3-20 3204 Imperial East side of Imperial Valley, north of Hwy. 78. Naval Bombing Range, Target 95 Comment
  SD139661  Palafoxia arida var. arida Jon Rebman, Maggie Loy 1996-10-26 3740 Imperial W of Imperial: sandy area along irrigation canals 10 Comment
  SD199850  Palafoxia arida var. arida Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16405 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa -4 Comment
  SD250613  Palafoxia arida var. arida Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-26 28824 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
  POM183669  Palafoxia arida var. gigantea P. A. Munz 1931-3-15 11968 Imperial 25 miles west of Yuma Comment
  POM19546  Palafoxia arida var. gigantea Roxana S. Ferris, Ruth P. Rossbach 1938-5-17 9588 Imperial Algodones Sand Hills 1 mile east of Gray's Well on U.S. Highway #80. Comment
  RSA2149  Palafoxia arida var. gigantea C. B. Wolf 1931-3-14 1888 Imperial On road from Yuma to Holtville, near Grays Well. 0 Comment
  SD87849  Palafoxia arida var. gigantea Frank W. Peirson 1927-4-15 7198 Imperial Sand Dunes west of Yuma Comment
  UC495107  Palafoxia arida var. gigantea Philip A. Munz and C. L. Hitchcock 1932-4-5 12131 Imperial dunes e Holtville Comment
  UC669289  Palafoxia arida var. gigantea Annie M. Alexander and Louise Kellogg 1941-3-14 1936 Imperial sand dunes w Yuma 64 Comment
  UCD134884  Palafoxia arida var. gigantea J. Latting 1977-12-11 s.n. Imperial Sonoran Desert; east side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road. 69 Comment
  UCR16704  Palafoxia arida var. gigantea Anonymous 1969-5-24 11 Imperial Sonoran (Colorado) Desert, along Hwy 8 in the sand dunes to the west of Yuma, near a frontage road that turns off to the south 91 Comment
  CSUSB1556  Palafoxia linearis var. linearis R. Herring 1975-2-23 S. N. Imperial Glamis Imperial Sand Dunes 60 Comment
  CAS-BOT-BC253667  Panicum capillare Malcom A. Nobs; S. Galen Smith 1948-9-5 554 Imperial Above Laguna Dam, lower Colorado River Comment
  SACT001627  Panicum capillare Malcolm Nobs, S. Smith 1948-9-5 Imperial Above dam, lower Colorado River Comment
  SEINET2042571 Image available Panicum hirticaule M. Gates, J. George 1999-8-15 s.n. Imperial Algodones Dunes, 7 mi. SE of Glamis on Ted Kipf Road, ca. 1 mi S of Ruthven (site). Clyde Quad 7.5') 46 Comment
  CHSC8259  Panicum urvilleanum Dave Isle 1969-4-24 389 Imperial At S. edge of HW S78 one mile W. of Glamis (road through sand dunes). 30 Comment
  JEPS70593  Panicum urvilleanum W. L. Jepson 1927-4-16 11743 Imperial Algodones Sand Hills near Pilot Knob (Colorado River); , Algodones Sand Hills 76 Comment
  SEINET3828031  Panicum urvilleanum J. Mark Porter, O. Mostretta & S. Hobbs 2002-1 13413 Imperial Imperial Dunes Recreation Area exit from Interstate 8. 49 Comment
  CDA38668  Parkinsonia aculeata M. Lahti 2012-12-3 PDR# 331 P06141851 Imperial Intersection of Frink Road and Hwy. 111. 0 Comment
  UC1280983  Parkinsonia aculeata H. E. McMinn 1925-6-30 1465 Imperial El Centro; near Stanford Station Comment
  GMDRC8250  Parkinsonia florida J. M. Andre 2016-3-6 34846 Imperial Santa Rosa Mountains: base of southeastern end of range, west of Coolidge Spr. Rd, 0.7 mi. west of Hwy 86, about 1.5 miles west of Salton Sea at 'Desert Shores', 35 ft below sea level -11 Comment
  SD120923  Parkinsonia florida Duffie Clemons, Erik Jonsson 1987-4-12 1668 Imperial Indian Pass ACEC, common along Gavilan Wash in microphyll woodland. (IPB 10/07) 280 Comment
  SD190639  Parkinsonia florida Larry Hendrickson, Jon Rebman. 2005-4-15 3133 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  SEINET1092466 Image available Parkinsonia florida Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6555 Imperial Palo Verde Mountains Nw side of Palo Verde Peak and SW of the twon of Palo Verde along BLM Road M0661 Comment
  SEINET803050  Parkinsonia florida S. P. McLaughlin 1986-1 3468 Imperial On north side of Palo Verde Mountains. 152 Comment
  UCR117229  Parkinsonia florida B. G. Pitzer 1998-2-2 3512 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
  HSC93632  Parkinsonia microphylla L. C. Wheeler 1960-4-15 7677 Imperial Near Picacho: 1/2 mile W of Golden Dream Mine. Comment
  POM156711  Pectis papposa L. R. Abrams 1903-7-25 3994 Imperial Calexico, Imperial Valley. Comment
  SD144027  Pectis papposa B. Pitzer 1997-10-19 3345 Imperial Ogilby Rd. ca. 0.5 mi N of Hwy I-8 at powerline road (which takes off to the E). 91 Comment
  UCR245079  Pectis papposa A. C. Sanders, T. B. Salvato, Shannon Davis 2012-10-11 40399 Imperial Sonoran (Colorado) Desert, large wash SE of intersection of Bradshaw Trail and Niland-Blythe Rd., c. 2 km SE of Indian Well 485 Comment
  CAS-BOT-BC355857  Pectis papposa var. papposa LeRoy Abrams 1903-7-25 3994 Imperial Calexico, Imperial Valley Comment
  CAS-BOT-BC355860  Pectis papposa var. papposa S. B. Parish 1912-6-30 8084 Imperial Sand hills beyond Old Beach near Holtville Comment
  CAS-BOT-BC355862  Pectis papposa var. papposa Geo. D. Abrams 1902-6-1 s.n. Imperial Imperial Comment
  RSA0053825  Pectis papposa var. papposa Sarah J. De Groot, Cheryl S. Sevilla 2014-10-8 7339 Imperial Along Milpitas Wash Road EC 704 at junction with Palo Verde Road, about 1 road mile west of Highway 78, east of power line; south end of Palo Verde Mountains, about 3.3 miles south-southwest of Palo Verde Peak., Just north of Milpitas Wash. About 10.9 miles south-southwest of the town of Palo Verde. 145 Comment
  SD243845  Pectis papposa var. papposa Gary Diridoni 1997-11-21 Imperial Coyote Wash Comment
  SD250618  Pectis papposa var. papposa Jon Rebman, J. LaGrange & W. Schmidtmann 2014-9-24 28722 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
  UC55953  Pectis papposa var. papposa J. E. Roadhouse 1903-7-12 Imperial 2 mi n Calexico; Imperial Valley Comment
  UCR262919  Pectis papposa var. papposa Sarah J. De Groot, Cheryl Sevilla 2014-10-8 7339 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
  JEPS88958  Pectocarya heterocarpa Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-20 8329 Imperial 4.5 mi s Picacho ((wich is on the Colorado River, nw of Yuma)); Box Canyon 182 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
  SD114706  Pectocarya heterocarpa Unknown 1941-3-22 1226 Imperial East of Holtville, Colorado Desert Comment
  SD199922  Pectocarya heterocarpa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16166 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 20 (SL20), Palm Wash, Site BRATOU in sandy arroyo bottom and surrounding rocky mud embankments 45 Comment
  SD199927  Pectocarya heterocarpa Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16131 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
  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
  SDSU19678  Pectocarya heterocarpa Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18853 Imperial Southwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S80 & N of I-8, NE of Ocotillo & W of El Centro; along a powerline road 53 Comment
  UCD83541  Pectocarya heterocarpa Ellen Dean; T. Starbuck, M. Starbuck, T. Zavortink 2010-4-8 5886 a Imperial BLM Algodones Dunes Natural Area. E side of dunes. 4.6 mi N of Hwy 78, W of Kipf Rd. 89 Comment
  UCR150433  Pectocarya heterocarpa A. C. Sanders, P. J. MacKay, Tim Thomas, E. J. Lawlor, et al. 2005-1-17 29071 Imperial Sonoran (Colorado) Desert, Salton Basin, east side of Hwy 86 c. midway between Kane Spring and San Felipe Creek -55 Comment
  UCR17907  Pectocarya heterocarpa A. C. Sanders 1976-3-25 00829 Imperial Sonoran (Colorado) Desert, Yuha Desert; Yuha Wash 61 Comment
  UCR211326  Pectocarya heterocarpa Jim Andre, T. La Doux 2009-2-26 9859 Imperial Sonoran (Colorado) Desert, Borrego Desert, low hills c. 1.5 mi northeast of Ocotillo and Fwy I-8 96 Comment
  UCR220314  Pectocarya heterocarpa John F. Green 2005-3-4 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, east of Salton Sea, c. 4 mi N of Niland, east bank of Coachella Canal between siphons 12 & 13 32 Comment
  GMDRC9388  Pectocarya platycarpa J. M. Andre 2017-3-4 37221 Imperial Chocolate Mountains: along east side of Hwy 78, 19 mi. south of town of Palo Verde 264 Comment
  RSA802366  Pectocarya platycarpa Duncan S. Bell 2013-3-24 4628 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
  RSA802274  Pectocarya recurvata Duncan S. Bell 2013-3-24 4600 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
  UCR260238  Pectocarya recurvata A. C. Sanders, Jim Malusa 2015-3-8 41342 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
  RSA701214  Pellaea mucronata var. mucronata J. P. Rebman 2001-3-16 7200 Imperial Jacumba Natural Area, In-ko-pah Mountains, near Smuggler's Cove. 1046 Comment
  SD37436  Penstemon centranthifolius Edith A. Purer 1935-4-19 6301 Imperial On old stage trail, near western county line. Comment
  SFV6727  Penstemon clevelandii T. Gordon 1974-4-6 150 Imperial Colorado Desert Jacumba Mountains, In-Ko-Pah Gorge. I-8 east bound. 2 miles west of Highway 98. Roadside. 457 Comment
  SD155755  Penstemon clevelandii var. clevelandii Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7234 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon, just E of the microwave towers. 1200 Comment
  UCR152710  Penstemon clevelandii var. clevelandii Jon P. Rebman, Dave Silverman, Robert K. Lauri, O. Solis 2001-4-13 7234 Imperial Peninsular Range/Sonoran (Colorado) Desert, In-Ko-Pa Mtns, Jacumba Natural Area, at top of grade along the road to Valley of the Moon, just east of the microwave towers 1200 Comment
  CAS-BOT-BC73821  Peritoma arborea var. angustata C. B. Wolf 1931-3-12 1879 Imperial Beal Well, Chocolate Mts. (west slope) 213 Comment
  CAS-BOT-BC355926  Perityle emoryi Steve Boyd 1986-2-6 1243 Imperial Cargo Muchacho Mountains: Large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road Comment
  HSC6049  Perityle emoryi C. L. Hitchcock, C. V. Muhlick 1964-3-20 23188 Imperial Along Hwy. S2, about 7 mi. N of junction with Hwy. 80 Comment
  POM31659  Perityle emoryi Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA0013460  Perityle emoryi Duncan S. Bell, Kim Clark, Megan Ferguson, Calamity Jane Ferguson, Amber Swanson, Jane Tirrell, Adriana VanKlaveren 2013-3-17 4562 Imperial The Jacumba Mountains; collecting in Davies Canyon, approximately 3.75 air miles south of the town of Ocotillo. 233 Comment
  RSA0015713  Perityle emoryi Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6081 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
  RSA471852  Perityle emoryi H. S. Gentry 2174 Imperial West side of Colorado Desert. -30 Comment
  RSA471865  Perityle emoryi N. C. Cooper 1949-3-17 3101 Imperial Colorado Desert, Coyote Wells. 304 Comment
  RSA48288  Perityle emoryi E. K. Balls 1949-4-3 12921 Imperial Colorado Desert. Chocolate Mountains, open slopes 8 miles along road from Niland to Blythe. Lower slopes of mountains. 152 Comment
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Jan 14 2009
  RSA746437  Perityle emoryi G. Gust, L. Nye 2005-3-3 452 Imperial BLM land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. 159 Comment
  SD144904  Perityle emoryi Jon Rebman, A. Salywon & C. Christy 1998-3-21 4928 Imperial Davies Valley area; south of Ocotillo and south of Hwy. 98 149 Comment
  SD173192  Perityle emoryi Larry Hendrickson, L. Louise Jee 2005-4-27 1749 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
  SD242724  Perityle emoryi 1993-3-18 Imperial Davis [Davies] Valley Entrance Comment
  SD243846  Perityle emoryi Gary Diridoni 1998-2-22 Imperial Indian Pass & Gavilan Wash Comment
  UC831548  Perityle emoryi Ira L. Wiggins 1937-2-25 8613 Imperial 0.7 mi n All-American Canal Spillway; Picacho Wash Comment
  UCR260287  Perityle emoryi A. C. Sanders, Jim Malusa 2015-3-6 41277 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
  UCR265885  Perityle emoryi Mitch Provance 2008-3-15 10116 B Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  UCR268792  Perityle emoryi Jim Andre 2015-3-3 31310 Imperial Sonoran (Colorado) Desert, Coyote Mountains, south end of range at outh fo Fossil Canyon, 0.6 mi north of Shell Canyon Road, c. 2.5 mi north of town of Ocotillo 238 Comment
  POM212927  Petalonyx linearis F. W. Peirson 1935-4-16 11460 Imperial North of the bridge over the canal at Laguna Dam Comment
  CAS-BOT-BC167731  Petalonyx thurberi H. E. McMinn 1924-7-4 1262 Imperial Mt. Springs to Coyote Wells Comment
  RSA802553  Petalonyx thurberi Duncan S. Bell 2013-3-24 4617 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
  SD200449  Petalonyx thurberi Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16734 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
  SD200450  Petalonyx thurberi Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16627 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), North fork of Big Wash, Site ENCHYB on flats and in cobble and sand arroyos 17 Comment
  RSA147598  Peucephyllum schottii Marcus E. Jones 1927-4-16 s.n. Imperial Travertine Point, near Salton Sea. Comment
  SBBG8668  Peucephyllum schottii H. and M. Dearing -Mar-1926 1925 Imperial near Salton Sea Comment
  SEINET2058784 Image available Peucephyllum schottii Wendy C. Hodgson, Mark Hodgson 2007-2-20 21358 Imperial Along dirt road to Picacho. 268 Comment
  UC1282055  Peucephyllum schottii T. J. Crovello 1963-12-16 297 Imperial 1 mi from Frink Springs (along gravel road, e side of Salton Sea); Salton Sea -30 Comment
  UCR92595  Peucephyllum schottii F. M. Reed 1926-3-4 5155 Imperial Sonoran (Colorado) Desert, Indian Rock Point (=Indian Picture Rocks, in Reed cardfile), [west] of Salton Sea [= Travertine Rock] 46 Comment
  POM29758  Peucephyllum schottii C. Ridges 1882-1 s.n. Imperial Colorado Desert, [county not specified] Comment
  SEINET7990390  Peucephyllum schottii Suzanne Bell 1997-3-16 234 Imperial California EUA, Below Senator Wash Dam Comment
  SD190645  Phacelia crenulata var. ambigua Larry Hendrickson, Jon Rebman. 2005-4-15 3127 Imperial Picacho State Recreation Area, adjacent to maintenance yard. 71 Comment
  UC107505  Phacelia crenulata var. ambigua T. S. Brandegee 1901-3-30 Imperial Signal Mt. Colorado Desert Comment
  UCR120520  Phacelia crenulata var. ambigua George K. Helmkamp, E. A. Helmkamp 2001-3-17 6277 Imperial Colorado Desert., Small canyon parallel to and south of I-8, 2.1 mi east of Sidewinder Rd. 76 Comment
  UCR165511  Phacelia crenulata var. ambigua John F. Green 2005-3-10 s.n. Imperial Sonoran (Colorado) Desert, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 12 and 13, c. 4 miles east of Wister 29 Comment
  UCR226501  Phacelia crenulata var. ambigua Jim Andre, Glenn L. Clifton 2011-2-21 15884 Imperial Sonora (Colorado) Desert, Borrego Desert, road cut along Hwy S-22, 23 mi east of Borrego Springs, c. 5 mi west of Hwy 86, Salton City 71 Comment
  UCR269507  Phacelia crenulata var. ambigua A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-3 42008 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, Mammoth Wash area, along dirt road to Hayden Well from Ted Kipf Rd. 201 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
  UCR279424  Phacelia crenulata var. ambigua A. C. Sanders, Jim Malusa 2017-3-26 43084 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
  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
  JEPS22146  Phacelia crenulata var. minutiflora Rimo Bacigalupi with Paul Hutchison 1958-2-18 6163 Imperial ne base of mts 4.5 mi s Palo Verde Settlement (in arroyo running e into Laguna Palo Verde); Palo Verde Mts. 88 Comment
  UC1094526  Phacelia crenulata var. minutiflora Reino Alava 1958-3-3 1814 Imperial about 27 mi s Palo Verde (along road from Palo Verde to Ogilby) Comment
  SD144371  Phacelia cryptantha Jon P. Rebman, Melanie Howe 1997-4-5 3906 Imperial Jacumba Natural Area, east of Jacumba and southeast of Inkopah, Smuggler's Cave area. (IPB 10/07) 900 Comment
  SEINET7991732  Phacelia cryptantha Jon P. Rebman 1997-4-5 3906 Imperial In-Ko-Pah Mountains, E of Jacumba and SE of Inkopah: Smuggler s Cave ar 900 Comment
  UC1790151  Phacelia cryptantha Jon Rebman 2003-5-10 8982 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  CAS-BOT-BC134044  Phacelia distans Roxana S. Ferris 1928-4-18 7085 Imperial in wash 2 1/2 miles east of Mountain Springs on El Centro Road Comment
  POM289806  Phacelia distans Lyman Benson 1933-4-1 4258 Imperial US 80, Grade to Mt Springs. Mt. Range Cuyamaca. Salton Sea Watershed. 610 Comment
  SEINET10389878  Phacelia distans A. C. Sanders, Jim Malusa 2016-3-7 42109 Imperial Chocolate Mountains Aerial Gunnery Range, wash crossing dirt road 1.5 km SW of E.O.D. Camp Burt (off intersection of Dietz Rd. & Skyline Dr.), toward Blue Mountain 343 Comment
  UCR269533  Phacelia distans A. C. Sanders, Jim Malusa 2016-3-8 42162 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
  SEINET12319682  Phacelia distans N. H. Holmgren, Holmgren, P. K. 1974-1 7515 Imperial Jacumba Mountains, 3 airline mi SW of Ocotillo 274 Comment
  POM6610  Phacelia ivesiana P. A. Munz, L. T. Street, Williams 1919-3-27 2357 Imperial Near Salton Sea Comment
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Aug 28 2016
  UC648455  Phacelia ivesiana var. pediculoides Ira L. Wiggins 1937-2-25 8602 Imperial near large irrigation canal 7 mi n Bard Comment
  CLARK-A1528-7809  Phacelia minutiflora John C. Roos 1949-4-8 4193 Imperial Milpitas Wash Comment
  SD262299  Phacelia minutiflora A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-8 42743 Imperial Sonoran (Colorado) Desert: Chocolate Mtns., along Imperial Gables Rd. outside Aerial Gunnery Range (Mount Barrow 7.5'Q) 392 Comment
  UCR1544  Phacelia minutiflora R. L. Irwin 1962-4-1 010 Imperial Sonoran (Colorado) Desert, 0.6 miles south of Ocotillo, off US Hwy 80 15 Comment
  UCR279116  Phacelia minutiflora A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-8 42750 Imperial Sonoran (Colorado) Desert, mouth of Ninemile Canyon just above Hwy 78, Chocolate Mountains 314 Comment
  RSA27470  Phacelia neglecta I. L. Wiggins 1941-3-26 s.n. Imperial 13 miles W of Wiley Well. Comment
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Mar 13 2014
  RSA74511  Phacelia neglecta F. W. Peirson 1941-4-8 s.n. Imperial 10 miles NW of Ogilby. Comment
  SD115561  Phacelia neglecta Duffie Clemons, Erik Jonsson 1983-4-2 434 Imperial On flat 1 mile E of Davis Valley. Coyote Wells quad. 305 Comment
  SD155446  Phacelia neglecta Craig Reiser 2001-4-8 Imperial Yuha Desert, southeast of Ocotillo, south of Highway 98 and Coyote Road. Comment
  UCR249847  Phacelia neglecta T. B. Salvato, Fred M. Roberts, Tim Thomas, R. T. Hawke, Mitch Provance 2013-3-13 7326 Imperial Sonoran (Colorado) Desert, Chuckwalla Bench, south of Chuckwalla Mountains, Arroyo Seco c. 0.8 km southwest of Rainey Well, north of the powerline road and east of the cut-off road between the well and powerline road 534 Comment
  SD190646  Phacelia pachyphylla Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3231 Imperial Picacho State Recreation Area, Picacho Old Stamp Mill Trail on south side of Colorado River. 70 Comment
  CDA14606  Phalaris minor G. D. Barbe 1983-4-13 4055 Imperial 1 mile north of Meloland Road on county road S80, east of El Centro. 0 Comment
  CDA32611  Phalaris minor T. C. Fuller 1962-4-4 8032 Imperial West of Hwy 99 [later renumbered Highway 86], 1.2 miles north of Hwy 78, 18.0 miles northwest of Westmoreland. 0 Comment
  SD199760  Phalaris minor Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-12 16450 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
  SD254511  Phalaris minor A. C. Sanders, Jim Malusa 2016-3-17 42322 Imperial Sonoran (Colorado) Desert: Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd., at west side of Surveyors Pass. 662 Comment
  UCD89271  Phalaris minor Elizabeth Wilson 1940-4-4 s.n. Imperial Truckhaven by Salton Sea. Comment
  UCR2655  Phalaris minor F. M. Reed 1928-5-16 5980 Imperial Sonoran (Colorado) Desert, Imperial Valley, Heber -61 Comment
  UCR269734  Phalaris minor A. C. Sanders, Jim Malusa 2016-3-17 42322 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. at west side of Surveyors Pass 663 Comment
  POM69426  Pholisma arenarium Katherine Brandegee 1905-04 s.n. Imperial Carisa Creek Comment
  UCD84493  Pholisma arenarium Chuck Hughes 2010-4-28 145 Imperial 0.9 mile west of I-8. 394 Comment
  POM145276  Pholisma sonorae M. French Gilman 1928-4-25 s.n. Imperial West of Yuma. Comment
  RSA0084082  Pholisma sonorae J. Mark Porter 2003-4-8 13491 .04 Imperial Imperial Dunes (Algodones Dunes), 4.8 miles north-west [293.29 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  RSA172241  Pholisma sonorae D. F. Howe 1964-5-13 s.n. Imperial 5 miles W of Glamis Comment
  SBBG5381  Pholisma sonorae M. A. Piehl 1964-4-24 6435 Imperial high dunes W of Glamis, along Ben Hulse Hwy 106 Comment
  OBI38397  Pholistoma membranaceum Unknown 1986-3-10 6273 Imperial Mountain Springs Rd exit from hwy I-8, S side of old hwy, ca 1/3 mi E of comm of Mtn Springs, at head of Myer Crk T17S, R9E, N1/2 of SE 1/4 sec 19 671 Comment
  RSA787786  Pholistoma membranaceum Duncan S. Bell 2012-3-23 3238 B Imperial The Jacumba mountains; collecting in Boulder Creek approximately 3 miles north of the U.S./Mexico border. 582 Comment
  RSA787798  Pholistoma membranaceum Duncan S. Bell 2012-3-23 3255 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
  SD155780  Pholistoma membranaceum Jon P. Rebman 2001-3-14 7140 Imperial Jacumba Natural Area, In-Ko-Pah Mountains. 975 Comment
  UCR41760  Pholistoma membranaceum A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6273 Imperial Peninsular Range/ Sonoran (Colorado) Desert, South side of old highway at Mountain Springs Road exit from Hwy I-8, c. 1/3 mile east of town of Mountain Springs, at head of Myer Creek 673 Comment
  SD200227  Phoradendron californicum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-23 16625 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
  SD200514  Phoradendron californicum Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-24 16650 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
  UC1078926  Phoradendron californicum Job Kuijt 1958-3-10 1477 Imperial 11 mi. e. Jacumba Comment
  UCR277532  Phoradendron californicum Mitch Provance 2008-3-15 10097 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
  UCR279319  Phoradendron californicum A. C. Sanders, Jim Malusa, Isaac Marck 2017-3-7 42715 Imperial Sonoran (Colorado) Desert, upper Ninemile Wash, near old well (windmill) and trough, Chocolate Mountains 409 Comment
  CAS-BOT-BC135300  Phoradendron serotinum subsp. macrophyllum Ira L. Wiggins 1937-2-25 8601 Imperial Flats near large irrigation canal 7 miles N of Bard Comment
  SD250588  Phragmites australis Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28812 Imperial Along the Colorado River: south of Milpitas Wash; east of Hwy 78; south of Palo Verde & southeast of the Palo Verde Mountains; south of Water's Camp; on BLM land on the west side of the Colorado River near the end of Walter's Camp Road 105 Comment
  UCR106072  Phragmites australis Jon P. Rebman, Maggie Loy 1996-10-25 3713 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Calexico, along US/Mexico border 50 Comment
  POM308116  Phragmites australis subsp. berlandieri Henry J. Ramsey, Henry J. Ramsey 1937-11-20 2934 Imperial Imperial Valley, Highway 99. Comment
  POM47418  Physalis crassifolia Philip A. Munz 1924-2-23 7819 Imperial Foot of Mountain Springs Grade. Comment
  RSA1593  Physalis crassifolia Carl B. Wolf 1931-5-29 2176 Imperial Wash at N base of Signal Mt. 30 Comment
  RSA2145  Physalis crassifolia Carl B. Wolf 1931-3-12 1878 Imperial W slope of Chocolate Mtns, 13 mi from Niland on road to Beal Well. 183 Comment
  SBBG25084  Physalis crassifolia D. Myrick 1966-4-4 1369 Imperial Vincent Ranch, off Hwy 78 ca. 25 mi NE of Glamis, Chocolate Mtns Comment
  SBBG6617  Physalis crassifolia H. and M. Dearing -Mar-1926 1712 Imperial near Salton Sea Comment
  SD244007  Physalis crassifolia Gary Diridoni 1998-2-22 Imperial Indian Pass & Gavilan Wash Comment
  SD260304  Physalis crassifolia A. C. Sanders, Jim Malusa 2016-3-15 42252 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, c. 0.85 km NNE of Beal Well, NW side of a rocky hill east of old Niland-Blythe Rd. 434 Comment
  UCSB69231  Physalis crassifolia UCSB Botanical Society 1979-3-3 Imperial Beginning of Shell Canyon; 2 miles east of S2 on Shell Canyon Road Comment
  RSA253636  Physalis crassifolia var. crassifolia Noel Holmgren, Patricia K. Holmgren 1973-3-25 6508 Imperial Palo Verde Mountains, east of Old Palo Verde Rd, 8.5 mi. airline mi. south-southwest of Palo Verde. 274 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
  UCR269495  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 488 Comment
  CAS-BOT-BC205339  Pilostyles thurberi James R. Shevock 1986-3-24 11364 Imperial Colorado Desert Region. Along county road S-80 paralleling Interstate 80, 3.4 miles east of Coyote Wells 100 Comment
  CAS-BOT-BC45832  Pilostyles thurberi Robert F. Thorne; R. K. Benjamin 1963-5-23 31824 Imperial 0.6-0.7 miles S of San Felipe Creek W of Salton Sea, along Hwy 99 -60 Comment
  CAS-BOT-BC45834  Pilostyles thurberi Peter H. Raven 1962-4-19 17381 Imperial 0.8 miles southeast of Kane Springs -45 Comment
  CDA22425  Pilostyles thurberi T. C. Fuller 1967-4-11 15580 Imperial East side of Highway 86 to Westmorland, 0.6 mile south of Kane Springs at [near] junction with Highway 78 to Borrego, San Felipe Wash. 0 Comment
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Sep 1 2011
  CDA22426  Pilostyles thurberi T. C. Fuller 1967-4-11 15580 Imperial East side of Highway 86 to Westmorland, 0.6 mile south of Kane Springs at [near] junction with Highway 78 to Borrego, San Felipe Wash. 0 Comment
  HSC99815  Pilostyles thurberi Jim Andre, T. La Doux 2010-3-1 12579 Imperial Borrego Desert region, 2.5 mi. NW of Ocotillo along Hwy. S-2, at large transmission line crossing 164 Comment
  POM365516  Pilostyles thurberi Robert Gustafson, Keeley 1983-5-6 2572 Imperial Off Hwy 86, west of the road, about 9 miles northwest of Westmorland Comment
  RSA159384  Pilostyles thurberi I. L. Wiggins 1957-3-24 14031 Imperial 2 miles west of Plaster City along Hwy 80 Comment
  RSA668036  Pilostyles thurberi Robert L. Rutherford 1963-11-30 9 Imperial Pinto Wash, 7.7 miles west of Mount Signal on Hwy 98; Comment
  SBBG122647  Pilostyles thurberi R. N. Muller, S. Junak 2009-5-5 459 Imperial Target 68, NAF El Centro, 1.8 mi S of Hwy 78 on dirt rd towards target, 2 mi W on dirt track; 18 mi E of Brawley Comment
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Jun 14 2012
  SD51854  Pilostyles thurberi Peter H. Raven 1962-4-19 17381 Imperial 0.8 miles southeast of Kane Springs -46 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
  UCR222287  Pilostyles thurberi R. F. Thorne, C. W. Tilforth 1977-9-1 59128 Imperial Sonoran (Colorado) Desert, 1.8 miles north of San Felipe Creek, west side of Salton Sea -46 Comment
  UCR226567  Pilostyles thurberi Jim Andre, Glenn L. Clifton 2011-2-20 15845 Imperial Sonora (Colorado) Desert, Borrego Desert, 0.5 mi north of Hwy I-8 along Imperial Hwy (S-2), on east side of road near homes 108 Comment
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Mar 30 2013
  RSA776462  Pilostyles thurberi Amber Swanson, Duncan S. Bell 2011-2-26 172 Imperial Just N of Hwy 98 at Roy's Rd (Rd to Pinto wash). 30 Comment
  SEINET7048027  Pilostyles thurberi Steven R. Hill, Kate Kramer 2001-4-27 33496 Imperial California Route 86, west side of U.S. Navy Salton Sea Test Base road just east of Route 86. About 10.4 miles south of Salton City. Elevation 16 feet. 4 Comment
  PASA24  Plantago Frank W. Peirson 1932-3-22 Imperial Midway Well, East Imperial Co. 152 Comment
  UCSB22001  Plantago erecta Keefe, Joseph 1966-12-17 Imperial southside U.S. Highway 80; 13 miles northwest California highway 98; southeast of Holtville 15 Comment
  CDA19629  Plantago ovata J. Chesi 1998-2-26 s.n. Imperial Winterhaven Agricultural Inspection Station 0 Comment
  JEPS29493  Plantago ovata Lauramay T. Dempster 1962-4-19 1910 Imperial just e San Diego Co. (Imperial Highway) Comment
  JEPS7166  Plantago ovata W. L. Jepson 1927-4-14 11700 Imperial Silent Canyon, se foothills Santa Rosa Mts. Santa Rosa Mts. 304 Comment
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Dec 17 2011
  JEPS7191  Plantago ovata S. B. Parish 1912-10-15 8341 Imperial sw of Brawley; Salton Basin -38 Comment
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Sep 4 2011
  SD200122  Plantago ovata Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16114 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
  SEINET777397  Plantago ovata Raul Gutierrez 2008-3-11 1872 Imperial ca. 1.5 mi W of I-8 along Hwy 98 29 Comment
  UCD83486  Plantago ovata Ellen Dean; Tom Starbuck, Margaret Starbuck 2010-4-8 5827 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
  UCR100859  Plantago ovata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2869 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  UCR260285  Plantago ovata A. C. Sanders, Jim Malusa 2015-3-7 41322 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, side canyon west of north fork of Salvation Wash, US Navy Chocolate Mountains Aerial Gunnery Range 457 Comment
  HSC49567  Plantago ovata var. fastigiata D. L. Goforth 1979-3-29 68 Imperial 1 mi. S of Cut Across Trail 15 Comment
  POM68833  Plantago ovata var. fastigiata Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA503390  Plantago ovata var. fastigiata Gary D. Wallace 1966-2-22 62 Imperial Travertine Point between Indio and Salton City Comment
  SD242912  Plantago ovata var. fastigiata 1993-2-26 Imperial Poleline Rd South of Plaster City Comment
  SDSU19675  Plantago ovata var. fastigiata Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18860 Imperial Southwest of Plaster City on Bureau of Land Management (BLM) property 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
  UCD124545  Plantago ovata var. fastigiata Robert F. Thorne; Robert Rutherford 1964-4-11 33639 Imperial Araz Wash, between Pasadena and Stud Mts., Cargo Muchacho Mts. 304 Comment
  CDA32625  Pleuraphis rigida T. C. Fuller 1958-4-8 2925 Imperial 1 mile west of Davis Lake, Colorado River. 0 Comment
  RSA802155  Pleuraphis rigida Duncan S. Bell 2013-3-24 4648 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
  RSA1961  Pleurocoronis pluriseta C. B. Wolf 1931-3-14 1902 Imperial Mountain Springs Grade. 274 Comment
  RSA472083  Pleurocoronis pluriseta E. A. Purer 1938-4-15 7411 a Imperial Borrego Valley. Comment
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Oct 30 2012
  RSA710888  Pleurocoronis pluriseta J. P. Rebman, Jim Rocks 2005-2-10 10962 Imperial Little Picacho Wilderness Area (BLM property): North of Winterhaven, SW of Colorado River; approximately 18 miles N of S24 on Picacho Road; just south of the Picacho State Recreation Area. 195 Comment
  SD152261  Pleurocoronis pluriseta Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-20 6544 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea 20 Comment
  SD161411  Pleurocoronis pluriseta Jon P. Rebman, Jim Rocks 2005-2-10 10962 Imperial Little Picacho Wilderness Area (BLM property), north of Winterhaven, southwest of Colorado River; approximately 18 miles north of S24 on Picacho Road, just south of the Picacho State Recreation Area. (IPB 10/07) 195 Comment
  SD254544  Pleurocoronis pluriseta A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-1-19 41903 Imperial Sonoran (Colorado) Desert: Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range (Lion Head Mountain 7.5'Q) 441 Comment
  SD79830  Pleurocoronis pluriseta Helen V. Witham 1970-12-14 1181 Imperial In-Ko-Pah Gorge 399 Comment
  SDSU19359  Pleurocoronis pluriseta Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3159 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on North side of the slope above wash. Geology: South facing boulder slope above wash. 43 Comment
  SEINET3239883  Pleurocoronis pluriseta Larry Hendrickson, Jon Rebman, et al. 2005-1 3159 Imperial Picacho State Recreation Area. South side of the Colorado River, near Group Camp on N-side of main access road. 43 Comment
  UC484211  Pleurocoronis pluriseta C. B. Wolf 1931-3-14 Imperial Mountain Spring Grade 274 Comment
  UCR133881  Pleurocoronis pluriseta June Latting 1978-4-6 s.n. Imperial Sonoran (Colorado) Desert, Fossil Canyon, Coyote Mountains 366 Comment
  UCR148704  Pleurocoronis pluriseta Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-20 6544 Imperial Sonoran (Colorado) Desert, NW of El Centro, E side of Fish Creek Mtns and west of Salton Sea Comment
  UCD134956  Pluchea odorata var. odorata A. S. Crafts 1944-8-29 s.n. Imperial Imperial Irrigation District. Comment
  RSA2586  Pluchea sericea E. R. Johnson 1928-6-8 977 Imperial Along highway, W side of the Salton Sea, Colorado Desert Comment
  SD125249  Pluchea sericea Steven P. McLaughlin 1985-5-31 3011 Imperial Common along Levee Road, 1.8 miles east of Winterhaven. 46 Comment
  UCR264772  Pluchea sericea Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-25 28815 Imperial Sonoran (Colorado) Desert, Colorado River, south of Milpitas Wash, east of Hwy 78, south of Palo Verde & SE of Palo Verde Mountains, south of Walter's Camp, on BLM land on the west side of the Colorado River near the end of Walter's Camp Road 105 Comment
  SD155865  Poa secunda subsp. secunda Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7218 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 Comment
  SD155866  Poa secunda subsp. secunda Jon P. Rebman 2001-3-14 7135 Imperial Jacumba Natural Area, In-Ko-Pah Mountains. 975 Comment
  SEINET8007233  Poa secunda subsp. secunda Jon P. Rebman 2001-3-16 7135 Imperial Jacumba Natural area, In-Ko-PahMountains 975 Comment
  UC1787788  Poa secunda subsp. secunda Jon P. Rebman, D. Silverman, B. Lauri, O. Solis 2001-4-13 7218 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, along road ascending to Valley of the Moon. 1000 Comment
  UC1790230  Poa secunda subsp. secunda Jon Rebman 2003-5-10 8967 Imperial Jacumba Natural Area (BLM): In-ko-pah Mountains; East of Jacumba just over E of San Diego/Imperial County border & just N of the US/Mex border 1220 Comment
  SEINET1910768  Polemoniaceae G. Gust, L. Nye 2005-1 460 Imperial BLM Land just NE of Ogilby about 20 miles NW of Yuma off of Hwy 534 on American Girl Mine Rd. 159 Comment
  CAS-BOT-BC413761  Polygonum argyrocoleon M. K. Bellue 1928-10-23 s.n. Imperial Imperial Valley Comment
  CDA2841  Polygonum argyrocoleon T. C. Fuller 1962-4-4 8013 Imperial Highway 99 [later renumbered Highway 86] to Indio, 24.7 miles northwest of Westmoreland. 0 Comment
  SEINET1004380  Polygonum argyrocoleon John F. Green 2005-1 Imperial Western Sonoran Desert E of Salton Sea, right next to Coachella Canal siphon 12, NE BM 85 30 Comment
  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
  RSA51252  Polygonum argyrocoleon W. Anderson 1950-6-4 s.n. Imperial Near Calapatria. 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
  CDA28655  Polygonum hydropiperoides G. D. Barbe, L. Pineda 1990-9-18 4398 Imperial 0.5 miles west of Guthrie Road on Worthington Road, north of NAS, 5.5 miles west of Imperial, Imperial Avenue. 0 Comment
  RSA466351  Polygonum lapathifolium Edwin Kline 1920-10-2 s.n. Imperial Imperial Co. Comment
  UCR107988  Polygonum persicaria Jon P. Rebman, Adrienne Russell 1997-9-6 4186 Imperial Sonoran Desert, Along Hwy 98, approximately 6 mi east of Calexico 1 Comment
  UC1951298  Polygonum punctatum Robert F. Thorne 29-30 April 1978 52112 Imperial SOUTH OF SALTON SEA: Margin of Coachella Canal on bank at water line. Comment
  SD152296  Polypogon interruptus Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-20 6552 Imperial West of Glamis, along Highline Canal, and east of Brawley, and just north of Highway 78. Comment
  UC1132887  Polypogon interruptus H. S. Yates 1937-7-4 6818 Imperial 2 mi n Imperial; El Centro Quad. Comment
  CDA209  Polypogon monspeliensis Frank B. McMurry 1943-1 1409 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  RSA764553  Polypogon monspeliensis Doris Hoover Bowers 1974-5-4 2268 Imperial Coyote Creek, Anza-Borrego State Park 335 Comment
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Sep 11 2013
  UCR165282  Polypogon monspeliensis 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
  POM265184  Populus fremontii I. L. Wiggins 1937-2-25 8600 Imperial Flats near large irrigation canal 7 miles north of Bard. Imperial County. Comment
  RSA92884  Populus fremontii F. W. Peirson 1927-4-15 7203 Imperial Near Ft. Yuma. Comment
  JEPS64530  Populus fremontii subsp. fremontii W. L. Jepson 1927-4-15 11741 Imperial Fort Yuma; Colorado River, Fort Yuma 30 Comment
  CAS-BOT-BC356146  Porophyllum gracile Roxana S. Ferris 1928-4-21 7169 Imperial Between Glamis and Midway Well 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
  LA103848  Porophyllum gracile A. C. Sanders; David Charlton, B. Pitzer, W. Wright 1986-3-10 6285 Imperial Mountain Spring Road exit from Hwy I-8, S side of old highway, ca. 0.33 mi. E of community of Mountain Springs, at head of Myer Creek 670 Comment
  SBBG65786  Porophyllum gracile M. N. Ackley 1928-4-15 278 Imperial Mountain Spring Grade 304 Comment
  SD250624  Porophyllum gracile Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28777 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
  UCR242306  Porophyllum gracile A. C. Sanders, T. B. Salvato, Andrew Trouette, Rob Shoener 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 524 Comment
  UCR269459  Porophyllum gracile A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42097 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, 1-3.25 km above Hayden Well 457 Comment
  UCR107985  Portulaca oleracea Jon P. Rebman, Adrienne Russell 1997-9-6 4194 Imperial Sonoran (Colorado) Desert, Imperial Valley, southeast of Brawley at Cooper Road and Wiest Rd. -36 Comment
  RSA0049909  Proboscidea althaeifolia A. C. Sanders, Mitch Provance 2012-10-23 40463 Imperial Chuckwalla Bench south of the Chuckwalla Mtns., NE of Arroyo Seco, NW foot of volcanic hill, 1.03 km SE (163 deg ) of Raineys Well 518 Comment
  UCR71761  Proboscidea althaeifolia Dave Kelly 1991-8-28 92- 22 Imperial Sonoran (Colorado) Desert, Ogilby Road, c. 5 mi. north of Interstate Hwy 8. Comment
  UCR264445  Prosopis glandulosa A. C. Sanders, Jim Malusa 2015-9-7 41801 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 5.5 miles due west of the south end of the Little Mule Mountains, along the road from 'Camp Burt' to new target at 'Invader', wash crossing near road junction to Salvation Pass 401 Comment
  CAS-BOT-BC202322  Prosopis glandulosa var. torreyana Frank B. McMurry 1945-5-26 1400 Imperial Government Camp, Imperial Dam Site 60 Comment
  RSA289316  Prosopis glandulosa var. torreyana Charles Convis 1980-4-10 183 Imperial Colorado Desert, Western Salton Basin, 27 km due WNW of Westmorland. Flats 0-2 km E of confluence of Carrizo and San Filipe Creeks. -35 Comment
  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
  RSA517273  Prosopis glandulosa var. torreyana R. McKernan, A. C. Sanders 1989-2-16 s.n. Imperial Chocolate Mts Aerial Gunery Range, Surveyor's Pass. Comment
  SD152205  Prosopis glandulosa var. torreyana Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6534 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea 20 Comment
  SD200016  Prosopis glandulosa var. torreyana Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16138 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
  SD220676  Prosopis glandulosa var. torreyana Margaret R. Mulligan, L. Hendrickson, L. L. Jee 2008-4-25 2520 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City; Section 14 (SL14), in Coral Wash ca. 2 mi southwest of Hwy 86. 25 Comment
  SD242823  Prosopis glandulosa var. torreyana Donald L. Hazlett 1993-3-13 6852 Imperial 2 mi. S of Ocotillo 152 Comment
  SEINET7999863  Prosopis glandulosa var. torreyana Jon P. Rebman 2000-4-19 6534 Imperial NW of El Centro, E side of Fish Creek Mountains, W of Salton Sea Comment
  UCR202205  Prosopis glandulosa var. torreyana Larry Hendrickson, Jon P. Rebman, et al. 2005-4-16 3148 Imperial Sonoran (Colorado) Desert, Picacho State Recreation Area, south side of the Colorado River, near Group Camp on north side of main access road 43 Comment
  UCR269467  Prosopis glandulosa var. torreyana A. C. Sanders, Jim Malusa, M. Baker, M. Cloud-Hughes 2016-3-5 42077 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, upper Mammoth Wash, below 'slot' canyon 439 Comment
  CAS-BOT-BC216510  Prosopis pubescens Alice Eastwood 1932-4-25 18645 Imperial Imperial Valley Comment
  CAS-BOT-BC216512  Prosopis pubescens LeRoy Abrams 1903-7-28 3999 Imperial Imperial Valley Comment
  CDA176  Prosopis pubescens Frank B. McMurry 1943-1 1401 Imperial Sonoran Desert, Imperial National Wildlife Refuge. 0 Comment
  SD139575  Prosopis pubescens Jon P. Rebman, Maggie Loy 1996-10-25 3722 Imperial South of Seeley, at Fig Lagoon. Comment
  UCR269628  Prunus fasciculata var. fasciculata A. C. Sanders, Jim Malusa 2016-3-7 42127 Imperial Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, c. 3.5 km NE (66 deg. ) of Salvation Pass well site 398 Comment
  CAS-BOT-BC151109  Prunus fremontii C. B. Wolf 1931-3-14 1903 Imperial Mountain Springs Grade 457 Comment
  CDA26160  Prunus fremontii T. C. Fuller 1962-4-4 8119 Imperial Highway 80 to Jacumba, 3.1 miles east of Desert View Tower. 0 Comment
  POM183665  Prunus fremontii Philip A. Munz 1931-3-14 11949 Imperial Mountain Springs Grade. 762 Comment
  POM275655  Prunus fremontii Lyman D. Benson 1933-4-1 4255 Imperial US 80, Grade to Mt Springs. Mt. Range Cuyamaca. Salton Sea Watershed. 610 Comment
  RSA787484  Prunus fremontii Duncan S. Bell, Kim Clark, Bob Ellis, Tanner Harris, John Krapek, Shane Oakes, Tom Persons 2012-3-25 3293 Imperial Between the I-8 split about a mile east of Mountain Spring. 663 Comment
  RSA788390  Prunus fremontii Duncan S. Bell, Kim Clark, Stacy Goss, Karen Rusiniak 2012-4-24 3518 Imperial The Jacumba mountains, above the Valley of the Moon, collecting in the vicinity of Blue Angel Peak, approximately 0.25 air mile north of the U.S./Mexico border. 1280 Comment
  SD14043  Prunus fremontii Frank F. Gander 1936-3-14 846 Imperial Boulder Park, top of Mountain Springs Grade Comment
  SD96103  Prunus fremontii Jack L. Reveal 1976-4-1 1812 Imperial Occasional along fringe of sandy wash, Meyers Canyon. (IPB 10/07) 580 Comment
  SDSU18806  Prunus fremontii Carolyn Kunz 1981-4-14 16 Imperial I-8 east to Mountain Springs Road at end of freeway offramp on the south side of the road, 10 feet from the road. 549 Comment
  UCR131743  Prunus fremontii C. B. Wolf 1931-3-14 01903 Imperial Peninsular Range/Western Colorado Desert, Mountain Springs Grade 457 Comment
  UCR41491  Prunus fremontii A. C. Sanders, D. Charlton, B. Pitzer, R & J. Kniffen, and W. W. Wright 1986-3-10 6304 Imperial Sonoran (Colorado) Desert/Peninsular Range, Mountain Springs exit from Interstate Hwy 8, south side of the old hwy, c. 0.33 mi. east of community of Mountain Springs. 671 Comment
  SD152155  Prunus ilicifolia subsp. ilicifolia Jon Rebman, Joan Dowd & Veronica Gallego 2000-4-21 6563 Imperial Inkopah Mountains. Jacumba Wilderness Area 1000 Comment
  CAS-BOT-BC356309  Psathyrotes ramosissima E. A. McGregor 1917-5-29 855 Imperial Westmoreland Comment
  HSC6073  Psathyrotes ramosissima C. L. Hitchcock, C. V. Muhlick 1964-3-19 23144 Imperial 8 mi. S of Ocotillo Spring on road to Fish Creek Comment
  RSA0015715  Psathyrotes ramosissima Duncan S. Bell, Heath Bartosh, Aaron Sims, Danny Slakey 2013-10-18 6083 Imperial Jacumba Mountains; Skull Canyon to the east of Davies Canyon, about 0.75 air mile north of the U.S./Mexico border. 255 Comment
  RSA472304  Psathyrotes ramosissima M. French Gilman 1939-4-28 1216 Imperial Hell gate, Boundary Canyon. 915 Comment
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Nov 6 2014
  SD140466  Psathyrotes ramosissima Jon Rebman, Andrew Salywon 1997-3-19 3822 Imperial NW of Ocotillo: along Hwy S2 between Ocotillo and Canebrake; 2.1 mi NW of jctn. with I-8 79 Comment
  SD199862  Psathyrotes ramosissima Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16124 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 2.7 mile W of Hwy. 86; Section 22 (SL22), Palm Wash, Site PHOCAL in sandy arroyo bottom and surrounding mud embankments -9 Comment
  UCR91946  Psathyrotes ramosissima George K. Helmkamp 1996-3-11 1004 Imperial Sonoran (Colorado) Desert, Edge of Walter's Camp Road, 3/4 mi west of the Colorado River 79 Comment
  POM180597  Psorothamnus emoryi L. R. Abrams 1907-12-29 s.n. Imperial Mount Signal Comment
  RSA23189  Psorothamnus emoryi I. L. Wiggins 1938-3-25 s.n. Imperial Colorado Desert, near Kane Springs, Comment
  RSA403985  Psorothamnus emoryi Christopher Davidson 1979-4-28 7750 Imperial Algondones Dunes, dirt track continutation of Ogilby Rd, ca. 1/8 mi from All American Canal. 41 Comment
  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
  SEINET5424016  Psorothamnus emoryi Orr Michael, Zachary Portman 2012-1 Imperial Salton Sea; Salton City, Cleveland Ave. between Coolidge Ave. and Service Road Comment
  UC402943  Psorothamnus emoryi H. E. and S. T. Parks Feb. 1929 395 Imperial along the shores of Salton Sea shores of Salton Sea Comment
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Feb 23 2010
  UC407079  Psorothamnus emoryi LeRoy Abrams 1907-12-29 6323 Imperial Signal Mt. Comment
  UCD108308  Psorothamnus emoryi P. B. Kennedy 1924-2-17 s.n. Imperial Imperial Valley, near Salton Sea. Comment
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Feb 20 2013
  UCD96960  Psorothamnus emoryi Chuck Hughes 2010-11-3 230 Imperial About 700 ft south of railroad tracks. 301 Comment
  UCR41698  Psorothamnus emoryi A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6157 Imperial Sonoran (Colorado) Desert, East Mesa, east end of Montgomery Rd. at the Coachella Canal, c. 1.25 mi NW of Mammoth Wash crossing of the canal 27 Comment
  SD191913  Psorothamnus emoryi var. emoryi Jon Rebman, W. Schmidtmann, L. Hendrickson, & L. L. Jee 2008-4-8 14407 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, 5.6 miles W of Hwy. 86; Section 18 (SL18), Grave Wash, Site OLILIN in arroyo bottom and surrounding embankments 71 Comment
  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
  SD216566  Psorothamnus emoryi var. emoryi Ian Cain 2011-3-29 1580 Imperial North of I-8, 6.72km south east of County Highway S2 at Imperial County Border, 5.08km north west of S2 and I-8 intersection 187 Comment
  SEINET3407668 Image available Psorothamnus emoryi var. emoryi R. J. Barr 1967-1 67 -121 Imperial Signal Hill West of El Centro Comment
  RSA175236  Psorothamnus schottii Robert F. Thorne 1963-5-23 31845 Imperial 4 miles NW of Ocotillo just outside limits of Anza-Borrego Desert State Park Comment
  SD200021  Psorothamnus schottii Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-10 16231 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
  SD243910  Psorothamnus schottii Donald Hazlett 1993-3-13 6836 Imperial 4 mi. S of Ocotillo in Davies Valley 274 Comment
  UC1220986  Psorothamnus schottii Beecher Crampton 1962-5-23 6460 Imperial 7-8 mi w Coyote Wells (U.S. Hwy 80, Jacumba Mtns.); Jacumba Mtns., w of Coyote Wells 304 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
  UCR269710  Psorothamnus schottii A. C. Sanders, Jim Malusa 2016-3-16 42287 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, old Niland-Blythe Rd. between Beal Well and Surveyors Pass 561 Comment
  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-BC340939  Psorothamnus spinosus Edmund C. Jaeger 1920-4-10 s.n. Imperial Martinez Canon [Canyon], Colorado Desert Comment
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Mar 9 2020
  SD250662  Psorothamnus spinosus Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-24 28734 Imperial Milpitas Wash just west of Hwy 78; south of Palo Verde & south of the Palo Verde Mountains; in the sandy wash just south of Milpitas Wash Road 132 Comment
  UC1073443  Psorothamnus spinosus George B. Rossbach 1955-4-26 336 Imperial .25 mi e Route 99 (by Salton Sea Beach Road w side Salton Sea, nw Imperial County); w side Salton Sea, e of Route 99 -70 Comment
  CAS-BOT-BC421117  Pterostegia drymarioides Roxana S. Ferris 1928-4-18 6063 Imperial 1/2 mi east of Mountain Springs Comment
  SD200193  Pterostegia drymarioides Jon Rebman, G. Fleming and W. Schmidtmann 2009-3-11 16371 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, in rocky arroyo and surrounding rocky mesas 79 Comment
  RSA543102  Pulicaria hispanica S. P. McLaughlin, K. R. F. Hall 1987-11-17 4318 Imperial Sand island in Colorado River, near outlet of Taylor Lake. Imperial/Yuma Cos 61 Comment
  RSA708293  Quercus cornelius-mulleri Jon P. Rebman, D. Silverman, B. Lauri, Oscar Solis 2001-4-13 7243 Imperial In-Ko-Pah Mountains, Jacumba Natural Area, at top of grade along road to Valley of the Moon. 1150 Comment
  SD142946  Quercus cornelius-mulleri Jon Rebman, Mike Simpson 1997-5-28 4137 Imperial Jacumba Wilderness Area: In-Koh-Pah Mountains; Smuggler's Cave area south of Mountain Spring; along US/Mexican border 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
  RSA0094610  Rafinesquia neomexicana Duncan S. Bell, Evan Meyer, James Riley 2015-5-6 8213 Imperial Jacumba Mountains; collecting in the Jacumba Wilderness around the Blue Angel peak area just north of the U.S./Mexico border. 1295 Comment
  SD199867  Rafinesquia neomexicana Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16094 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
  SD48476  Rafinesquia neomexicana E. K. Balls, P. C. Everett 1958-3-20 22934 Imperial 22.4 miles NW along road from Ogilby to Blythe. 365 Comment
  SDSU445  Rafinesquia neomexicana H. Wedberg 1966-3-26 1159 Imperial On the road from Vallecito Valley to Hwy 80 and Ocotillo, 0.1 mi. south of San Diego County. 274 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
  UCSB33352  Rafinesquia neomexicana Black, Nan 1968-3-2 Imperial 1.0 mile east of S-2 on Wash Road, 1.0 mile south of east boundary of Anza-Borrego State Park 167 Comment
  UCR16521  Rumex dentatus John Dean 1965-4-14 s.n. Imperial Sonoran (Colorado) Desert, [Imperial Valley] 2 miles west of El Centro on highway 80 15 Comment
  UCR41580  Rumex obtusifolius A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6164 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
  CAS-BOT-BC454119  Ruppia cirrhosa A. C. Sanders; P. MacKay; G. Helmkamp; J. Stewart; C. L. Sanders 1994-12-4 15892 Imperial Colorado Desert, Salton Sink: near Frink Springs in a seepage area between the Coachella Canal and Coachella Canal Road, SE of Frink Rd. 30 Comment
  JEPS32155  Ruppia cirrhosa S. B. Parish 1912-10-18 8223 Imperial near Seeley (Salt Creek); Salton Basin -15 Comment
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Mar 12 2011
  SEINET10509348  Saccharum ravennae Jon Ricketson, Heidi H. Schmidt 1992-10-25 Ricketson 4929 Imperial Salton Sea. 2 miles north of the junction of California Highway 111, along Hot Mineral Road. North of the town of Bombay Beach, in the Hot Springs Area. .5 miles north of Spa Road, around a drainage ditch. 10 Comment
  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-BC103831  Salix exigua Mrs. H. P. Bracelin 1932-4-14 615 Imperial Along highway, 6.5 km. west of Calexico 6 Comment
  CAS-BOT-BC103836  Salix exigua Mrs. H. P. Bracelin 1932-4-14 615 Imperial Along highway, 6.5 km. west of Calexico 6 Comment
  UC498782  Salix exigua Mrs. H. P. Bracelin 1932-4-13 610 Imperial ca. 5 km. s Brawley (crossroads for Timkin's Ranch, w side of hwy., along irrigation ditch) -30 Comment
  LA210194  Salix exigua var. exigua F. R. Fosberg; 1932-3-3 7575 Imperial Colorado River across from Yuma, Arizona Comment
  CAS-BOT-BC108361  Salix gooddingii Mrs. H. P. Bracelin 1932-4-13 609 Imperial Large irrigation ditch, 22.5 km. north of Brawley -35 Comment
  CAS-BOT-BC108363  Salix gooddingii Mrs. H. P. Bracelin 1932-4-14 612 Imperial Near bridge over New River, Calexico -7 Comment