F ? CCH1_AID herb scientific name coll. name coll. num. formatted date county locality CAS-BOT202385 CAS Euphorbia abramsiana Abrams, Geo. D. s.n. 1902-9-27 San Diego 4 mi north of Calexico CAS-BOT202381 CAS Euphorbia abramsiana Abrams, LeRoy 3995 1903-7-25 Imperial Near Calexico, Imperial Valley CAS-BOT124144 CAS Euphorbia abramsiana Abrams, LeRoy 4097 1904-6-1 Imperial Heber. Imperial valley [location given as: Heber, Imperial (San Diego) Co.] CAS-BOT202382 CAS Euphorbia abramsiana Parish, S. B. 8305 1912-10-16 Imperial Salton Basin. Streets of Brawley About 15 feet below sea level CAS-BOT202383 CAS Euphorbia abramsiana Parish, S. B. 8302 1912-10-19 Imperial Salton Basin. Old beach east of Calexico About 2 feet below Sea Level CAS-BOT202384 CAS Euphorbia abramsiana Rose, Lewis S. 36807A 1936-12-22 Riverside San Jacinto Mts., Palms to Pines Highway 17 mi. SW. of Indio SBBG29402 SBBG Euphorbia abramsiana Donald Myrick 1813 1968-3-05 Riverside Country Club Rd, E of Palm Desert SBBG157406 SBBG Euphorbia abramsiana Steven A. Junak SCl-561 1996-5-31 Los Angeles San Clemente Island: Just E of Airfield Terminal bldg. UCR107431 UCR Euphorbia abramsiana B.G. Pitzer 3300.2 1997-10-18 Imperial Hwy 78, 7.1 road miles south of town of Palo Verde and c. 5.4 miles north of Walter's Camp Road UCR163393 UCR Euphorbia abramsiana B.G. Pitzer 4219 2000-10-14 Riverside south of eastern Ford Dry Lake, south side of Hwy I-10 along gasline road, 0.5-0.75 mi. east of Ford Lake Rd. exit, c. 22 miles west of Blythe SD160834 SD Euphorbia abramsiana Larry Hendrickson 216 2003-9-24 San Diego Anza-Borrego Desert State Park. North end of Blair Valley at margin of dry lake. SDSU17616 SDSU Euphorbia abramsiana Hendrickson, Larry 216 2003-9-24 San Diego Anza-Borrego Desert State Park. North end of Blair Valley at margin of dry lake. UCR173646 UCR Euphorbia abramsiana Jim Andre 2013 2005-9-5 San Bernardino north side of Van Winkle Mountains near Van Winkle Spring SD178623 SD Euphorbia abramsiana L. Louise Jee 15 2006-5-27 San Diego Anza-Borrego Desert State Park, highway S-2, just west of Campbell grade hairpin turn, north side of S-2, on old ranch road in field. JOTR29643 JOTR Euphorbia abramsiana Bell, Mike s.n. 2006-8-16 San Bernardino Joshua Tree National Park. Pinto Basin, north of Old Dale Road, west of Sunrise Mill SD199153 SD Euphorbia abramsiana Larry Hendrickson 2524 2007-10-8 San Diego Anza-Borrego Desert State Park, Earthquake Valley, Intersection of Pinyon Mountain Road and Pinyon Mountain Valley Road east of San Diego Co. hwy. S-2, 4.3 air miles SE of intersection of hwy. S-2 and State hwy. 78 (Scissors Crossing). SD207816 SD Euphorbia abramsiana Larry Hendrickson 3258 2008-9-9 San Diego San Felipe Valley, along N side State hwy. 78, 0.6 mile SW of intersection with County Road S-2 (Scissors Crossing). UCR240520 UCR Euphorbia abramsiana Tim Thomas 5526 2011-10-18 Riverside Hayfield Lake, 4 mi east of Chiriaco Summit, just north of Hwy I-10, northwest portion of lake be VVC2056 VVC Euphorbia abramsiana Tim Thomas 5526 2011-10-18 Riverside Hayfield Lake 4 miles east of Chiriaco Summit; just north of Hwy 10. In northwest portion of lake bed. RSA0187617 RSA Euphorbia abramsiana Tim Thomas 5526 2011-10-18 Riverside Sonoran Desert: Hayfield Lake 4 miles east of Chiriaco Summit; just north of Hwy. 10. In northwest portion of lake bed. UCR259324 UCR Euphorbia abramsiana Jim Andre 22382 2012-8-11 San Bernardino Van Winkle Mountains, Mojave National Preserve; north slope of range in volcanic gravel; Van Winkle Mountains RSA0045133 RSA Euphorbia abramsiana A. C. Sanders 40394 2012-8-22 Riverside Bradshaw Trail, Chuckwalla Bench area on S side of Chuckwalla Mountains, 0.9 km west of Dupont Rd.; Augustine Pass 7.5′ Q. DAV359504 DAV Euphorbia abramsiana A.C. Sanders 40394 2012-8-22 Riverside Riverside County: Sonoran (Colorado) Desert, Bradshaw Trail, Chuckwalla Bench area on S side of Chuckwalla Mountains, 0.9 km west of Dupont Rd. UCR245081 UCR Euphorbia abramsiana A.C. Sanders 40394 2012-8-22 Riverside Bradshaw Trail, Chuckwalla Bench area on S side of Chuckwalla Mountains, 0.9 km west of Dupont Rd. JOTR32110 JOTR Euphorbia abramsiana Harding, Mitzi 285 2012-8-27 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill JOTR38518 JOTR Euphorbia abramsiana Harding, Mitzi 285 2012-8-27 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill UCR276480 UCR Euphorbia abramsiana Jim Andre 23477 2012-8-30 San Bernardino Clipper Valley, Mojave National Preserve, along Essex Road 2.3 miles north of I-40 SD252600 SD Euphorbia abramsiana Larry Hendrickson 5928 2012-9-3 San Diego Anza-Borrego Desert State Park, Southern portion of Earthquake Valley. 4.4 miles SSE of intersection of State Hwy. 78 and County Route S-2 and 0.2 mile NE of intersection of Pinyon Mountain Road and S-2. UCR240267 UCR Euphorbia abramsiana Neal Kramer 2068 2012-9-3 Riverside south side of Power Line Rd c. 2.75 miles east of Wily's Well Rd and 1.65 miles south of I-10 Fwy UCR240268 UCR Euphorbia abramsiana Neal Kramer 2069 2012-9-3 Riverside Palen Dunes Dr. between Palen Dry Lake and Ford Dry Lake, c. 1.5 mi. north of I-10 Fwy UCR240266 UCR Euphorbia abramsiana Neal Kramer 2072 2012-9-5 Riverside NW of Blythe, north side of 6th Ave. c. 1/2 mile west of Colorado River UCR240764 UCR Euphorbia abramsiana Neal Kramer 2071 2012-9-5 Riverside Midland Rd. c. 18 miles NNW of Blythe UCR240765 UCR Euphorbia abramsiana Neal Kramer 2070 2012-9-5 Riverside Midland Rd. due east of Midland SD233226 SD Euphorbia abramsiana Catherine MacGregor s.n. 2012-9-13 Riverside East of Blythe. Area where sheet-flowing water backed up and ponded next to an unpaved trail. UCR242866 UCR Euphorbia abramsiana Catherine MacGregor s.n. 2012-9-13 Riverside west of Blythe, 1.55 km E of Wileys Well Rd., 2.73 km south of I-10, 3.7 NE of state prison UCR245990 UCR Euphorbia abramsiana Duncan S. Bell 4176 2012-9-13 Riverside Rice Valley; east side of the Arica Mountains; c. 6 air miles southeast of the ghost town of Rice and c. 5.5 air mi east of Priests Well; Rice V CAS-BOT310320 CAS Euphorbia abramsiana Bell, Duncan S. 4176 2012-9-13 Riverside Arica Mountains. Rice Valley; east side of the Arica Mountains; approximately 6 air miles southeast of the ghost town of Rice and approximately 5.5 air miles east of Priests Well Elev. given as 664 ft UCR253658 UCR Euphorbia abramsiana Jim Andre 22152 2012-9-27 San Bernardino Mojave National Preserve; east of the New York Mtns, along Hart Mine Road 0.7 mile east of the junction with Ivanpah Road; Castle Peaks UCR242301 UCR Euphorbia abramsiana A.C. Sanders 40427 2012-10-12 Riverside Chuckwalla Valley, along Wileys Well Rd. c. 3 miles north of Wileys Well/ Bradshaw Trail UCR240040 UCR Euphorbia abramsiana A.C. Sanders 40513 2012-11-1 Riverside Bradshaw Trail, Chuckwalla Bench area on S side of Chuckwalla Mountains, 0.9 km west of Dupont Rd. UCR248090 UCR Euphorbia abramsiana Duncan S. Bell 4360 2012-11-11 Imperial Algodones Dunes, north section of dunes, c. 20 air miles northwest of the junction of Hwy 78 and the Southern Pacific Railroad tracks, and c. 16.5 air miles southeast of Niland; Colorado Desert; Chocolate-Chuckwalla Mountains region SD252599 SD Euphorbia abramsiana Larry Hendrickson 6177 2013-8-17 San Diego Anza-Borrego Desert State Park, Blair Valley. Blair Valley primitive camping area, 6.0 air miles SE of Scissors Crossing (State Route 78 and County Road S-2) and 0.1 mile east of intersection of S-2 and access road to camping area. SD251219 SD Euphorbia abramsiana Duncan S. Bell 5947 2013-9-21 San Bernardino Mojave Desert; east Mojave Desert region: Castle Mountains, south section of the range, just to the southeast of Hart Mine. CAS-BOT344986 CAS Euphorbia abramsiana Bell, Duncan S.; Brockway, Tim; Brotman, David; Clark, Kim; DePatie, Mike; Garg, Reenu; Randall, John; Reynolds, Sean; Wang, Ava 5947 2013-9-21 San Bernardino Mojave Desert; East Mojave Desert region: Castle Mountains; south section of the range, just to the SE of Hart Mine SD251220 SD Euphorbia abramsiana Duncan S. Bell 5974 2013-9-22 San Bernardino Mojave Desert; East Mojave Desert region: Castle Mountains; south section of the range, south section of Hart Mine. SD253742 SD Euphorbia abramsiana Larry Hendrickson 6226 2013-9-22 San Diego San Felipe Valley Wildlife Area, California Fish & Wildlife property. Beside Pacific Crest Trail, 0.5 mile ESE of the SW intersection of State Route 78 and County Road S2. SD253743 SD Euphorbia abramsiana Larry Hendrickson 6232 2013-9-22 San Diego Anza-Borrego Desert State Park, San Felipe Valley. 1.3 air miles SSE of SW intersection of State Route 78 and County Road S2 (Scissors Crossing), and 2.0 miles NE of Granite Mountain summit. SD253744 SD Euphorbia abramsiana Larry Hendrickson 6239 2013-9-22 San Diego Anza-Borrego Desert State Park, San Felipe Valley. 1.4 air miles SSE of SW intersection of State Route 78 and County Road S2 (Scissors Crossing), 70 meters W of Pacific Crest Trail. UCR260108 UCR Euphorbia abramsiana Duncan S. Bell 5979 2013-9-22 San Bernardino Castle Mountains, southern section of range, just to the southeast of Hart Mine UCR260107 UCR Euphorbia abramsiana Duncan S. Bell 5977 2013-9-22 San Bernardino Castle Mountains, southern section of range, c. 2.3 air miles southeast of Hart Mine BSCA5459 BSCA Euphorbia abramsiana Hendrickson, Larry 6239 2013-9-22 San Diego Anza-Borrego Desert State Park, San Felipe Valley. 1.4 air miles SSE of SW intersection of State Route 78 and County Road S2 (Scissors Crossing), 70 meters W of Pacific Crest Trail. CAS-BOT344987 CAS Euphorbia abramsiana Bell, Duncan S.; Anderson, John; Clark, Kim; George, Debbie; George, Jim; Howland, A. F. 6019 2013-9-28 Riverside Chuckwalla Valley; approx. 22.25 air miles W of Blythe, S side of Ford Dry Lake, about 0.5 air mile SE of Hopkins Well UCR256895 UCR Euphorbia abramsiana Duncan S. Bell 6088 2013-10-18 Imperial on southeast side of the Jacumba Mountains in the Crucifixion Thorn Natural Area, c. 2.4 air miles north of the US/Mexico border SD247634 SD Euphorbia abramsiana Sarah J. De Groot 7238 2014-8-12 San Bernardino Southeast Whipple Mountains: along Parker Dam Road near Cross Roads. Northeast of Parker Arizone, and just northeast of Bowman's Wash. Alkaline flat on northwest side of road. SD250678 SD Euphorbia abramsiana Jon Rebman 28698 2014-9-24 Imperial Northeast of the Algodones Dunes: along Ogilby Road (S34) between I-8 & Hwy 78; in a wash just south of Indian Pass Road SD00008147 SD Euphorbia abramsiana Jon Rebman 28746 2014-9-24 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 GMDRC11004 GMDRC Euphorbia abramsiana J. M. Andre 40027 2014-10-17 San Bernardino Mojave Desert: northwest corner of Pisgah lava flow, along National Trails Hwy (US Rte 66), 1.1 mi. west of Hector Rd SD255143 SD Euphorbia abramsiana Duncan S. Bell 8632 2015-8-21 San Bernardino Transverse Ranges; San Bernardino Mountains region: the southeastern end of the Bighorn Mountains; collecting on the southeast corner/rim of Flat Top Mesa to the southeast of Black Lava Butte. UCR272894 UCR Euphorbia abramsiana Duncan S. Bell 8632 2015-8-21 San Bernardino southeastern end of the Bighorn Mountains, southeast corner of Flat Top Mesa, southeast of Black Lava Butte GMDRC9291 GMDRC Euphorbia abramsiana J. M. Andre 36968 2016-9-24 San Bernardino Piute Range: Mojave Natl. Preserve; along transmission line, eastern base of rangeal Preserve, 2.4 mi. north of od Government Rd (Mojave Rd), 6 mi. west of Hwy 94, 15 mi. west of Colorado River GMDRC10739 GMDRC Euphorbia abramsiana J. M. Andre 39581 2017-8-17 San Bernardino Ivanpah Valley: south end of valley, 0.4 mi. north of Nipton Rd, 0.8 mi. ENE of junction Ivanpah Rd, on upper playa margin RSA0173634 RSA Euphorbia abramsiana Marc A. Baker 19630 2018-6-22 San Bernardino Avawatz Mountains, 1.8 NNE of Cave Spring, 41 km NNE of Fort Irwin, 90 km NNE of Barstow.; Avawatz Pass 7.5
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