Search Results — 509 specimen records retrieved (405 records with coordinates)
Results for search: Scientific name=Euphorbia spathulata (including nomenclatural synonyms);   More information: Jepson Online Interchange

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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC218206  Euphorbia spathulata Bruce Bartholomew; Barrett Anderson 1988-7-21 4418 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC218207  Euphorbia spathulata Alice Eastwood; John Thomas Howell 1940-6-14 8196 Modoc 6 mi. W of Alturas. Comment
  CAS-BOT-BC366912  Euphorbia spathulata Richard R. Halse 2013-3-27 8760 Colusa Along State Hwy. 20 just east of the Colusa/Lake County Line, ca. 14.6 miles E of the junction of State Hwys. 20 and 53 558 Comment
  CAS-BOT-BC368064  Euphorbia spathulata Greg de Nevers 1998-5-26 11262 Sonoma Pepperwood Ranch, 3450 Franz Valley Rd., Santa Rosa. Near Murry Gate 400 Comment
  CATA2047  Euphorbia spathulata Steven A. Junak 1998-6-12 727 Los Angeles Santa Catalina Island: Slopes on E side of Catalina Harbor, upslope from Del Rey Yacht Club 73 Comment
  CATA3134  Euphorbia spathulata Sarah Ratay 2010-6-3 122 Los Angeles Santa Catalina Island: Wild Boar Gully exclosure, southern end 173 Comment
  CDA10900  Euphorbia spathulata G. F. Hrusa, M. Rejmanek 1993-5-15 10996 Napa University of California, Quail Ridge Reserve betw. Hwy 128 and Lake Berryessa. Comment
  CDA10934  Euphorbia spathulata G. F. Hrusa 1994-4-28 11846 El Dorado Sierra Nevada; Eldorado Hills at SE corner of Sweet Valley Rd. and Harlan Rd. Uncommon annual in open, partially shaded sites in lower parts of slope just above ephemeral creek. Serpentine. Comment
  CDA11790  Euphorbia spathulata G. F. Hrusa 1991-4-7 8315 Sacramento Natoma Unit-Folsom Lake State Rec. Area; Near middle of American River bluffs. Comment
  CDA12018  Euphorbia spathulata G. F. Hrusa 1990-4-8 7673 Lake North Coast Biodiversity Arena; Barrell Springs camp on Walker Ridge. Comment
  CDA12196  Euphorbia spathulata G. F. Hrusa 1988-6-21 5635 Monterey Santa Lucia Mountains; Nacimiento-Fergusen Rd. Comment
  CDA15397  Euphorbia spathulata G. F. Hrusa, J. Hart, M. Tu 1997-4-26 13687 Amador Central Valley; N side of Michigan Bar Rd., ~1/2 mi. W of intersection of Twin Cities Rd. approx. 2 miles W of Ione nr. Sac. Co. boundary. Comment
  CDA32926  Euphorbia spathulata D. G. Kelch 2009-5-24 9 .295 Contra Costa Carquinez Strait; Carquinez Loop Trail S of Ozol, S-SW of Martinez, nr Wolcott Ln . Comment
  CDA34210  Euphorbia spathulata D. G. Kelch 2011-5-28 11 .538 Contra Costa Carquinez Strait Region.; W of Martinez. N of end of Hillside Pl. Comment
  CDA34772  Euphorbia spathulata D. G. Kelch, D. A. Weinstein 2011-4-25 11 .186 Santa Clara Coyote Hills. Malech Rd 200 m E of I-101. Comment
  CHSC101135  Euphorbia spathulata Lowell Ahart 2009-5-15 15701 Butte About 20 yards east of the dirt road which is Ten Mile House Road, Upper Bidwell Park, about 3/4 mile (air) west of Highway 32, about 10 miles northeast of Chico. 234 Comment
  CHSC112255  Euphorbia spathulata Lowell Ahart; John Dittes, Josephine Guardino 2013-4-26 18645 Colusa Inner North Coast Range. On the north side of State Highway 20, just east of Lake County Line, 12.2 miles (air) east-northeast of Clear Lake (town), 17.1 miles (air) west of Williams. 566 Comment
  CHSC112297  Euphorbia spathulata Lowell Ahart; John Dittes, Josephine Guardino 2013-4-26 18618 Mendocino North Coast. Base of eroding cliffs, above the sand beach, 1.1 miles (air) southeast of Anchor Bay, 2.0 miles (air) northwest of mouth of Gualala River. 3 Comment
  CHSC114992  Euphorbia spathulata Lowell Ahart 2015-4-28 20110 Lake About 60 south of the north edge of the meadow, Barrel Spring Meadow, about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) west of Williams. 696 Comment
  CHSC38443  Euphorbia spathulata Vernon Oswald 1983-4-17 326 Butte Upper Bidwell Park, Chico, beside Yahi Trail w of Brown's Hole. 182 Comment
  CHSC41422  Euphorbia spathulata Lowell Ahart 1986-5-4 5270 Sutter Southeast of the rocky hill that is about 1/8 mile west of the Dean Cabin, Dean Ranch, about 5 miles north-west of Sutter, Sutter Buttes. 259 Comment
  CHSC41848  Euphorbia spathulata L. P. Janeway; C. A. Janeway 1986-4-11 1519 Merced Cyn of S Fk Los Banos Cr ca 2 1/2 mi south of its confluence with N Fk. 243 Comment
  CHSC43336  Euphorbia spathulata Lowell Ahart 1977-4-7 1266 Sutter On the Myers Ranch, Sutter Buttes. 45 Comment
  CHSC49837  Euphorbia spathulata Vernon Oswald 1990-3-24 4139 Butte Nance Canyon on the n side of Neal Rd, ca. 0.7 mi ene of the double power transmission lines, ca. 1.7 mi ne of Butte County Sanitary Landfill. 121 Comment
  CHSC49838  Euphorbia spathulata Vernon Oswald 1990-4-4 4151 Butte Lime Saddle Recreation Area on the West Branch of Lake Oroville, ca. 0.2 mi ne of Nelson Bar Launch, ca. 0.2 mi se of Lime Saddle Powerhouse. 304 Comment
  CHSC54099  Euphorbia spathulata Vernon H. Oswald; Lowell Ahart 1991-5-11 4576 Butte Lake Oroville, Loafer Creek Recreation Area, near the group camps. Along Roy Rodgers Trail. 341 Comment
  CHSC57223  Euphorbia spathulata Vernon H. Oswald; Lowell Ahart 1992-3-24 4890 Butte Lake Oroville Recreation Area on the north side of Thermalito Diversion Pool, along the first stream west of the spillway and ca. 0.3 mi north of Burma Rd. 76 Comment
  CHSC59969  Euphorbia spathulata J. M. Tucker 1978-5-6 4407 Colusa In field on east side of Bear Valley Road, 10.6 miles (by road) north of junction with State Highway 20. Valley floor of Bear Valley. 381 Comment
  CHSC62356  Euphorbia spathulata B. Castro 1990-4-21 420 Butte Ca 3 mi SW of Paradise, off Honey Run Rd. Near top of embankment at foot of canyon hillside. 146 Comment
  CHSC64613  Euphorbia spathulata Vernon H. Oswald; Margie McNairn 1995-4-23 6680 Colusa Inner North Coast Ranges. Along a roadside ditch bordering Bear Valley Rd. s of Brim Rd. (Bartlett Springs Rd.), w of Williams. 417 Comment
  CHSC64874  Euphorbia spathulata Vernon H. Oswald; Lowell Ahart 1995-6-19 6881 Lassen Modoc Plateau. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395. 1383 Comment
  CHSC66485  Euphorbia spathulata Vernon H. Oswald; Lowell Ahart 1996-5-20 7591 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Slope above Paynes Creek. 164 Comment
  CHSC68299  Euphorbia spathulata Lowell Ahart 1997-3-25 7714 Butte West of the ditch for the Old Honcut Flume, west of North Honcut Creek, about 2 1/4 miles north and 2 1/2 miles east of Honcut, about 12 miles (air) southeast of Oroville. 60 Comment
  CHSC68477  Euphorbia spathulata Lowell Ahart; Barbara Castro, Dan Barth, Diane Mastalir 1997-4-6 7719 Yuba On the south side of a poor dirt road, about 1/2 mile east of Scott Forbes Road (Long Bar Road), south of Dry Creek, about 17 miles northeast of Marysville. 137 Comment
  CHSC70979  Euphorbia spathulata Vernon Oswald; Lowell Ahart 1998-5-7 9002 Colusa Bartlett Springs Rd. 2.1 mi west of Bear Valley Rd., 0.8 mi east of Sawtelle Valley and Grapevine Flat roads. 524 Comment
  CHSC71035  Euphorbia spathulata Vernon Oswald; Lowell Ahart 1998-5-14 9040 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. Roadside. 274 Comment
  CHSC78144  Euphorbia spathulata Lowell Ahart 2000-6-2 8438 Lake In a meadow near a small wash, 100 feet northeast of Bartlett Springs road, about 400 yards southwest of the radio tower, about 1/4 mile west of Bartlett Springs Road and Walker Ridge Road, about 2 1/2 miles west of Bear Valley. 609 Comment
  CHSC78647  Euphorbia spathulata Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  CHSC78837  Euphorbia spathulata Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC79501  Euphorbia spathulata B. Castro; L. P. Janeway 2000-5-2 1110 Colusa Vicinity of Sites, Sites-Lodoga Rd, and Grapevine Creek. 234 Comment
  CHSC80638  Euphorbia spathulata Lowell Ahart 2001-6-8 8808 Tehama On burned area on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC82246  Euphorbia spathulata Lowell Ahart 2002-5-4 9590 Nevada On the north side of Perimeter Road, north of the private driveway, about 2.8 miles east of the intersection of Perimeter Road and White Oak Drive, about 5 miles (air) east of Camp Far West Dam, about 1 1/2 miles (air) southeast of Rock Mountain. 243 Comment
  CHSC86564  Euphorbia spathulata Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  CHSC86825  Euphorbia spathulata Jenny Marr; Heidi West 1998-6-17 Glenn Vicinity of Squaw Flat and Logan Creek. 152 Comment
  CHSC9139  Euphorbia spathulata M. P. Coffeen 1970-4-14 16 Butte 100 yds. S. of Horseshoe Lake in Bidwell Park, Chico. 91 Comment
  CHSC96242  Euphorbia spathulata R. Fischer 2006-4-21 985 Butte Sierra Nevada foothills within upper Bidwell Park in Chico on the east -side addition along Hwy. 32. Plants growing on a grassy hillside east of Big Chico Creek at the bottom of 10 Mile House Road, ca. 250 ft. s of gated park property line. 228 Comment
  CHSC96930  Euphorbia spathulata Lowell Ahart 2007-6-3 13974 Butte On the east side of the bridge across Concow Creek, east side of Jordan Hill Road, about 1 1/2 miles (air) southwest of Concow Reservoir. 415 Comment
  GH487053  Euphorbia spathulata R. H. Halse 2013-3-27 8760 Unknown redacted by HUH Comment
  HSC41943  Euphorbia spathulata Richard G. Runyon 1977-4-24 32 Lake Barrel Springs Campground 701 Comment
  HSC41950  Euphorbia spathulata Richard G. Runyon 1977-4-23 18 Lake 0.4 mi. N of SR 20 on Walker Ridge Rd. 640 Comment
  HSC45670  Euphorbia spathulata Stephen Plant 1978-4-23 230 Lake Barrel Springs Campground 701 Comment
  HSC60453  Euphorbia spathulata J. P. Smith 1977-4-24 9035 Lake Barrel Springs Campground 701 Comment
  HSC71704  Euphorbia spathulata Gail Newton 1980-6-26 607 Trinity Near Underwood Creek. 451 Comment
  IRVC26222  Euphorbia spathulata A. C. Sanders, Cindy Burrascano, et al. 2003-5-3 26425 San Diego Otay Mountain, lower "Copper Canyon" on the south side of the mountain ca. 0.25 km north of the Mexican border Peninsular Range 122 Comment
  IRVC28012  Euphorbia spathulata Mark A. Elvin, Sarah Jayne, et al. 2003-5-3 2652 San Diego SE side of Otay Mountain, W Marron Valley, mouth of Mine Canyon, ca. 1.0km N of Mexican border, slopes above the Tijuana River Peninsular Ranges, San Ysidro Mountains 152 Comment
  IRVC28254  Euphorbia spathulata Jon P. Rebman, J. Gregory, K. Collins, D. Getinger 2003-5-4 8818 San Diego Otay Mountain Wilderness Area (BLM property): southwest of Dulzura: vicinity of Sycamore Canyon. San Ysidro Mountains 325 Comment
  IRVC28460  Euphorbia spathulata Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5755 San Diego Otay Mtn; S side in lower "Butteweg Canyon" just above border trail, Tijuana River watershed. Peninsular Ranges, San Ysidro Mountains 168 Comment
  IRVC29571  Euphorbia spathulata Mark A. Elvin, Nic Huber 2006-3-30 4629 San Luis Obispo San Luis Obispo; N-side of Laguna Lake, at base of hill. Central Coastal 61 Comment
  IRVC29588  Euphorbia spathulata A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26149 Los Angeles Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. Western San Gabriel Mtns. 488 Comment
  JEPS100816  Euphorbia spathulata Dean Wm. Taylor with Mey Akasah 1999-6-4 17220 Napa ridge dividing Eticuera Creek from Zim Zim Creek, reached via jeep roads eastward of Devilhead Road 594 Comment
  JEPS103474  Euphorbia spathulata Lowell Ahart 2002-5-4 9590 Nevada On the N side of Perimeter Road, N of the private driveway, ca 2.8 miles E of the intersection of Perimeter Road and White Oak Drive, ca 5 miles (air) E of Camp Far West Dam, ca 1 1/2 miles (air) SE of Rock Mountain. 243 Comment
  JEPS106419  Euphorbia spathulata Jake Ruygt 1989-5-9 2315 Napa American Canyon, Avilla Ranch 85 Comment
  JEPS115535  Euphorbia spathulata Lowell Ahart 2009-5-15 15701 Butte About 20 yards east of the dirt road which is Ten Mile House Road, Upper Bidwell Park, about 3/4 mile (air) west of Highway 32, about 10 miles northeast of Chico 234 Comment
  JEPS117063  Euphorbia spathulata Peter Warner 2006-5-4 77 Mendocino Navarro Point, Mendocino Land Trust property, about 1 km N of mouth of Navarro River; on bluff above cove S of point, approx. 5 m NW of warning - bluff unstable sign, 3 to 5 m from bluff edge 41 Comment
  JEPS119079  Euphorbia spathulata Dana York 1997-4-6 1691 Fresno Ca. 32 km NE of Fresno, 6.6 km S-SW of Tollhouse, lower slope of Red Mountain (heavy clay soil). Comment
  JEPS120975  Euphorbia spathulata Lowell Ahart, John Dittes, Josephine Guardino 2013-4-26 18645 Colusa On N side of Hwy 20, just E of Lake County Line, 12.2 air miles ENE of town of Clear Lake, 17.1 air miles W of Williams. Comment
  JEPS121134  Euphorbia spathulata Lowell Ahart, John Dittes, Josephine Guardino 2013-4-26 18618 Mendocino 1.1 air miles SSE of Anchor Bay, 2.0 air miles NW of mouth of Gualala River. Comment
  JEPS123894  Euphorbia spathulata Lowell Ahart 2015-4-28 20110 Lake About 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. Comment
  JEPS127811  Euphorbia spathulata Adam C. Schneider with C. Matt Guilliams 2013-4-7 74 San Mateo Comment
  JEPS51927  Euphorbia spathulata W. L. Jepson 1938-5-10 18740 Solano Benicia Hills Comment
  JEPS52423  Euphorbia spathulata W. L. Jepson 1891-5-10 13923 Alameda Alameda Comment
  JEPS52424  Euphorbia spathulata W. L. Jepson 1924-5-3 10394 Alameda near Joaquin Miller Place; Oakland Hills Comment
  JEPS52425  Euphorbia spathulata Alice King Apr 1908 Orange Santa Ana Mts. Comment
  JEPS52426  Euphorbia spathulata W. L. Jepson 12186 Fresno head of Los Gatos Creek head Los Gatos Creek (w Fresno County); Los Gatos Creek 914 Comment
  JEPS52427  Euphorbia spathulata Joseph P. Tracy 1926-5-2 7431 Humboldt near The South Fork; Northern Coast Ranges, Trinity River Valley 182 Comment
  JEPS52429  Euphorbia spathulata W. L. Jepson 1891-5-30 13922 Solano Denverton Comment
  JEPS73875  Euphorbia spathulata L. R. Heckard 1974-4-25 3669 San Joaquin 1/2 mi e Alameda County line (just w of Drop Tower No. <blank> on grounds of Atomic Energy Commission, Univ. of Calif. testing site in Corral Hollow); Corral Hollow, Atomic Energy Commission, <UC> testing site 304 Comment
  JEPS82654  Euphorbia spathulata Roy E. Buck and James A. West 1983-4-16 207 Santa Cruz approx 17 mi nw Santa Cruz (central Haybarn Gulch, H-H Ranch, located between Calif Hwy 1 (Cabrillo Hwy) and Swanton Road, se of Greyhound Rock); Haybarn Gulch 97 Comment
  JEPS88094  Euphorbia spathulata Vernon H. Oswald and Lowell Ahart 1996-5-20 7591 Tehama ne of Red Bluff (above Paynes Creek, BLM parcel along Hwy 36, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  JEPS94247  Euphorbia spathulata Vernon Oswald and Lowell Ahart 1998-5-14 9040 Tehama Highway 36 w of Red Bluff, 1.3 mi w of Cannon Road Red Bluff; Highway 36 274 Comment
  JEPS94662  Euphorbia spathulata Vernon Oswald and Lowell Ahart 1998-5-7 Colusa Bartlett Springs Rd. 2.1 mi w Bear Valley Rd. (0.8 mi e of Sawtelle Valley and Grapevine Flat roads) 524 Comment
  JEPS94798  Euphorbia spathulata Vernon Oswald and Lowell Ahart 1998-5-7 9002 Colusa Bartlett Springs Road 2.1 mi w of Bear Valley Road (0.8 mi e of Sawtelle Valley and Grapevine Flat Roads); Bartlett Springs Road 524 Comment
  JEPS94937  Euphorbia spathulata Lowell Ahart, Barbara Castro, Dan Barth, Diane Mastalir 1997-4-6 7719 Yuba about 17 mi ne of Marysville (on s side of a poor dirt road, about 1/2 mi e of Scott Forbes Road (Long Bar Road) s of Dry Creek) 137 Comment
  JEPS94953  Euphorbia spathulata Lowell Ahart 1997-3-25 7714 Butte about 12 air mi se of Oroville (about 2 1/4 mi n and 2 1/2 mi e of Honcut, w of the ditch for the Old Honcut Flume, w of North Honcut Creek) 60 Comment
  JEPS95139  Euphorbia spathulata Lowell Ahart, Barbara Castro, Dan Barth, Diane Mastalir 1997-4-6 7719 Yuba about 17 mi ne of Marysville (on s side of a poor dirt road, about 1/2 mi e of Scott Forbes Road (Long Bar Road) s of Dry Creek) 137 Comment
  JEPS95142  Euphorbia spathulata Lowell Ahart 1997-3-25 7714 Butte about 12 air mi se of Oroville (about 2 1/4 mi n and 2 1/2 mi e of Honcut, w of the ditch for the Old Honcut Flume, w of North Hocut Creek) 60 Comment
  JEPS97418  Euphorbia spathulata Vernon H. Oswald and L. Ahart 1995-6-19 6881 Lassen T30N R15E center Sect. 22, 4540 ft, Modoc Plateau, Sagebrush Scrub. Between Litchfield and Ravendale on Smoke Creek Ranch Rd., 0.3 mi e of Hwy. 395 1383 Comment
  JEPS98456  Euphorbia spathulata Lowell Ahart 2000-6-2 8438 Lake 2 1/2 mi W of Bear Valley (about 100 ft NE of Bartlett Springs road, 400 yds SW of the radio tower, 1/4 mi W of Bartlett Springs Road and Walker Ridge Road) 609 Comment
  JROH1972  Euphorbia spathulata John H. Thomas 1970-4-28 15609 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1973  Euphorbia spathulata John H. Thomas 1971-4-10 15755 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1974  Euphorbia spathulata John H. Thomas 1974-4-4 17083 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1975  Euphorbia spathulata John H. Thomas 1974-4-4 17083 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1977  Euphorbia spathulata John Hunter Thomas 1977-6-7 18735 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1979  Euphorbia spathulata John Hunter Thomas 1981-4-23 20471 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5681  Euphorbia spathulata John Rawlings 2015-3-15 1355 San Mateo Jasper Ridge Biological Preserve, Stanford University. Ridge-top serpentine prairie 188 Comment
  LA201244  Euphorbia spathulata Arthur C. Gibson; 2003-4-3 4698 Los Angeles 289 Comment
  LA201245  Euphorbia spathulata Arthur C. Gibson; 2003-4-24 4699 Los Angeles 289 Comment
  LA32299  Euphorbia spathulata Peter H. Raven; Henry J. Thompson 1959-5-5 14129 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  NY1001166  Euphorbia spathulata A. Tiehm 1984-6-7 8594 Lassen Flats on the northwest side of Shaffer Mountain, 9 air miles north-northwest of Litchfield 1387 Comment
  OBI14377  Euphorbia spathulata Eben McMillan 1952-5-7 114 San Luis Obispo Pinole Spring 10 mi S 16 mi E Shandon Comment
  OBI14387  Euphorbia spathulata Robert F. Hoover 1967-4-14 10440 San Luis Obispo Hill W of Poly Cyn San Luis Obispo Comment
  OBI14388  Euphorbia spathulata Robert F. Hoover 1969-4-22 11254 San Luis Obispo San Bernardo crk E of Morro Bay Comment
  OBI17804  Euphorbia spathulata Penelope Blackmer 1973-4-30 82 San Luis Obispo On Yucca Ridge across crk from Skunk Hollow, Pennington Crk Bio Reserve Comment
  OBI26137  Euphorbia spathulata David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14046 San Luis Obispo CNPS photography committee field trip to Arroyo de la cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI27199  Euphorbia spathulata Thomas Burrows 1981-4-9 140 San Luis Obispo Reservoir Cyn 160 Comment
  OBI31386  Euphorbia spathulata Joy H. Nishida, Ginger King 1982-4-25 335 San Luis Obispo American Cyn. .6 mi S of American Cyn campground 549 Comment
  OBI31814  Euphorbia spathulata Smeltzer, Turnquist 1982-5-7 118 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI32096  Euphorbia spathulata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14340 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI33282  Euphorbia spathulata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, and Richard Pimentel 1982-3-13 15709 San Luis Obispo Pennington Crk Bio Reserve, W of San luis Obispo Comment
  OBI33707  Euphorbia spathulata Melissa Luckow, Jerry Rendon 1980-4-24 38 San Luis Obispo Poly Cyn, about 1/4 mi S of end of rd Comment
  OBI39368  Euphorbia spathulata David J. Keil, Dirk Walters, Malcolm McLeod, Alice Meyer, Craig Cunningham, et al. 1983-5-29 17125 Monterey Hunter Liggett Military Reservation. S of Jolon near confluence of Los Burros crk and Nacimiento River at end of pavement on San Jones Cyn Rd. T24S, R7E, Sect 4,5,6 Comment
  OBI42536  Euphorbia spathulata Robert F. Thorne, Walter Wisura, Earl Lathrop, and Sara Meury 1985-5-18 60654 Riverside Santa Rosa Plateau: Mesa de Colorado 625 Comment
  OBI44863  Euphorbia spathulata David J. Keil 1979-7-1 13133 San Luis Obispo Ridge between Prefumo and See Cyn, about 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  OBI52273  Euphorbia spathulata David J. Keil, Lynne Dee Oyler 1995-4-20 24953 Santa Barbara Vandenberg AFB. North Base. Vicinity of jctn of Cinco Rd and Point Sal Rd Comment
  OBI57754  Euphorbia spathulata David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27520 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 22.4 miles NE, then NW from Hwy 1, NW of Burnett Peak, 1 mile from Monterey Co. line. Comment
  OBI57757  Euphorbia spathulata David J. Keil 1998-4-28 26972 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  OBI65098  Euphorbia spathulata Greg Wilvert 2005-4-30 356 San Luis Obispo SE half of the Caliente Range. 200 m S of Padrones Spring 914 Comment
  OBI66942  Euphorbia spathulata David J. Keil, with Kathleen A. Keil 2001-4-20 29369 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 mile southeast of California Highway 46. Vicinity of 35.71380 deg. ? x 120.26716 deg. W 421 Comment
  OBI66998  Euphorbia spathulata D. R. Miller 1994-4-19 494 -208 San Luis Obispo Pine Mt Region. Horse Slide area of Cyn trl, Pico Crk drainage 792 Comment
  OBI72292  Euphorbia spathulata Anthony Baniaga, Theo Fitanides 2010-4-18 126 San Luis Obispo Tierra Redonda Mtn BLM ACEC 353 Comment
  OBI80374  Euphorbia spathulata David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  POM137493  Euphorbia spathulata A. D. E. Elmer 1903-04 4740 San Mateo Crystal Springs Lake. Comment
  POM155597  Euphorbia spathulata L. R. Abrams 1903-5-3 3384 San Diego Hills near Bernardo. Comment
  POM155671  Euphorbia spathulata M. B. Dunkle 1928-5-13 1958 Los Angeles Santa Catalina Island. Head of Swain's Canyon. 396 Comment
  POM156440  Euphorbia spathulata L. R. Abrams 1903-5-15 3496 San Diego Hills at Tia Juana. Comment
  POM182718  Euphorbia spathulata D. D. Keck 1931-4-3 1069 Napa Pope Creek Canyon, near Walter Springs. Comment
  POM85469  Euphorbia spathulata Marcus E. Jones 1882-7-5 s.n. San Francisco San Francisco/ Comment
  POM85480  Euphorbia spathulata Marcus E. Jones 1882-5-9 3482 San Luis Obispo [No additional locality information.] Comment
  RSA0020362  Euphorbia spathulata Greg Wilvert 2005-4-30 356 San Luis Obispo Southeast half of the Caliente Range. 200 m S of Padrones Spring. 914 Comment
  RSA0041510  Euphorbia spathulata LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6428 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  RSA0062740  Euphorbia spathulata Nick Jensen, Onkar Singh, Katie Gallagher, Tim Thomas 2014-5-3 1309 Kern Tejon Ranch. Along the road just north of Contour Road leading up to Meeke-Hogan Mine. Just east of the cement plant, west of Los Alamos Canyon. 1082 Comment
  RSA0062741  Euphorbia spathulata Nick Jensen, Chris Winchell 2014-5-11 1653 Kern Tejon Ranch. Meadow east of the National Cement Plant and south of the Contour Road. 1030 Comment
  RSA0113540  Euphorbia spathulata LeRoy Gross, Evan Meyers, Michael Wall, Shanna Yelisetty 2016-4-13 7442 Tulare Along Ash Peaks Ridge to Comb Rocks. North of Three Rivers, between The Kaweah River and Nork Fork. 854 Comment
  RSA130688  Euphorbia spathulata W. R. Dudley 1895-05 s.n. Santa Clara Near Lake Lagunita ?, Stanford University. Comment
  RSA187870  Euphorbia spathulata R. F. Thorne 1966-4-4 35774 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove. 30 Comment
  RSA187959  Euphorbia spathulata R. F. Thorne 1966-4-30 36340 -a Los Angeles Santa Catalina Island; mouth of Gallagher's Canyon. 8 Comment
  RSA192162  Euphorbia spathulata E. W. Lathrop 1966-5-15 6323 Riverside Tenaja Guard Station, Trabuco District, Cleveland National Forest. Comment
  RSA2315  Euphorbia spathulata J. W. Blankinship 1923-4-21 s.n. Lake Mt. Konocti. Comment
  RSA233602  Euphorbia spathulata R. F. Thorne 1970-3-5 39371 Los Angeles Santa Catalina Island, Blue Cavern Point 46 Comment
  RSA234071  Euphorbia spathulata R. F. Thorne, E. Lathrop, et al. 1969-5-19 37977 Riverside Santa Rosa Plateau. Mesa de Colorado. 625 Comment
  RSA286807  Euphorbia spathulata R. F. Thorne 1974-5-23 44675 Riverside Santa Rosa Plateau, Rancho California: Top of Mesa de Colorado, 624 Comment
  RSA324236  Euphorbia spathulata A. Tiehm, James Young, Raymond Evans 1984-6-7 8594 Lassen Flats on the northwest side of Shaffer Mountain, 9 air miles north-northwest of Litchfield. 1387 Comment
  RSA343863  Euphorbia spathulata R. F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60654 Riverside Santa Rosa Plateau: Mesa de Colorado. 625 Comment
  RSA356726  Euphorbia spathulata R. F. Thorne, E. W. Lathrop 1975-5-25 45555 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA356989  Euphorbia spathulata R. F. Thorne 1973-5-23 43862 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  RSA381635  Euphorbia spathulata W. P. Armstrong 1986-5-20 1262 San Diego Vacant field E. of San Marcos City Park (Between La Mirada and Linda Vista Drives) 183 Comment
  RSA407727  Euphorbia spathulata Steve Boyd 1986-5-1 1792 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  RSA431  Euphorbia spathulata J. T. Howell 1928-4-15 923 Orange Botany Garden, Rancho Santa Ana. 152 Comment
  RSA43251  Euphorbia spathulata H. M. Pollard 1948-6-2 s.n Ventura Fairview road. Comment
  RSA433506B  Euphorbia spathulata Blanche Trask 1901-03 1931 Los Angeles Avalon, Catalina Island. Comment
  RSA433507B  Euphorbia spathulata M. B. Dunkle 1928-5-13 1958 Los Angeles Santa Catalina Island. Head of Swain's Canyon. 396 Comment
  RSA433508B  Euphorbia spathulata M. B. Dunkle 1929-4-7 2109 Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  RSA433516  Euphorbia spathulata L. C. Wheeler 1936-6-6 4120 Los Angeles San Dimas Canyon near dam, San Gabriel Mountains. 457 Comment
  RSA499126  Euphorbia spathulata L. C. Wheeler 1932-4-24 660 San Bernardino 1 mile S [of] Chino. 213 Comment
  RSA515307  Euphorbia spathulata Jeri Hirshberg 1989-4-11 s.n Riverside Santa Rosa Plateau, S of town of Murrieta, Cole Canyon, NW of Mesa de Burro, at head of canyon. 609 Comment
  RSA518744  Euphorbia spathulata Barbara Ertter, Annetta Carter 1989-5-28 8519 Lake Morgan Valley R. 0.6 mi W. of Napa County line ca. 12 airmiles SE of Lower Lake (town), at public access road. Comment
  RSA524414  Euphorbia spathulata Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4106 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  RSA524434  Euphorbia spathulata Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4050 Riverside Vail Lake area, summit of Big Oak Mountain at E end 793 Comment
  RSA524589  Euphorbia spathulata Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3903 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  RSA525338  Euphorbia spathulata Steve Boyd, David E. Bramlet 1990-4-29 4468 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  RSA559930  Euphorbia spathulata Steve Boyd 1992-4-18 6899 Riverside Paloma Valley, between Sun City and Murrieta, E of Hwy I-215. Rolling Hills just SW of Jtn Briggs Rd and Scott Rd. Comment
  RSA559950  Euphorbia spathulata Steve Boyd, Orlando Mistretta 1992-4-23 7061 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 243 Comment
  RSA561062  Euphorbia spathulata T. S. Ross, David E. Bramlet 1993-5-12 7351 Riverside Southern Santa Ana Mountains, San Mateo County Wilderness area. San Mateo Canyon, along stream bed and adjacent to benches and lower slopes from confluence with Los Alamos Canyon downstream to confluence with Tenaja canyon. 366 Comment
  RSA561782  Euphorbia spathulata Steve Boyd 1992-4-14 6846 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail. 341 Comment
  RSA561888  Euphorbia spathulata Steve Boyd 1992-6-10 7640 -B Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about Potrero Escondido,, an isolated area of low relief topping the ridge system due west of the junction on Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek. 671 Comment
  RSA589059  Euphorbia spathulata Orlando Mistretta 1994-6-6 1321 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  RSA589509  Euphorbia spathulata T. S. Ross 1995-5-21 8600 Los Angeles San Clemente Island: Near head of Chenetti Canyon. just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft SSE of Rest triangulation point (1336 ft). 347 Comment
  RSA593774  Euphorbia spathulata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8557 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA596796  Euphorbia spathulata D. L. Banks 1996-5-17 1065 San Diego NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. 793 Comment
  RSA599460  Euphorbia spathulata Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9479 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA599536  Euphorbia spathulata Steve Boyd, A. C. Sanders, R. T. Hawke, Shaun Hawke, Susan Hobbs, Paul Hobbs 1997-4-20 9562 Kern San Emigdio Range: Pleito Hills region, San Emigdio Ranch, ridge on west side of Pleito Canyon, approximately 4.5 air miles due north of Antimony Peak. 1098 Comment
  RSA604599  Euphorbia spathulata L. C. Wheeler 1962-5-19 8070 Los Angeles Catalina Island: Empire Landing Station. Comment
  RSA611627  Euphorbia spathulata Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10109 Los Angeles Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 609 Comment
  RSA612931  Euphorbia spathulata D. L. Banks 1997-3-29 1646 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation just before the Riverside / San Diego County line border. 463 Comment
  RSA649265  Euphorbia spathulata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15709 San Luis Obispo Pennington Creek Biological Reserve, W of San Luis Obispo. Comment
  RSA654224  Euphorbia spathulata Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 944 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  RSA682155  Euphorbia spathulata Michael Denslow, Vern Yadon, Julie Anne Delgado 2003-5-9 1108 Fresno Cantua Creek; slopes above a north fork of creek, about 11 miles west of junction with Derrick Road. 580 Comment
  RSA683127  Euphorbia spathulata Mark Elvin 2003-5-3 2652 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of Mexican border, slopes above Tijuana River . 152 Comment
  RSA701365  Euphorbia spathulata Steve Boyd, Aydee Virgen 2004-4-13 10892 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  RSA704761  Euphorbia spathulata J. P. Rebman, Jeannie Gregory, K. Collins, D. Getinger 2003-5-4 8818 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon. 325 Comment
  RSA70544  Euphorbia spathulata F. W. Peirson 1922-5-18 3060 Orange Santa Ana River. 122 Comment
  RSA712183  Euphorbia spathulata A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-29 26149 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east of Lake Hughes Rd. 488 Comment
  RSA732155  Euphorbia spathulata A. C. Sanders, Fred M. Roberts 2008-4-22 35028 Orange Santa Ana Mtns.: Lomas de Santiago, Limestone Canyon, c. 2 miles SW of Silverado 1200 Comment
  RSA746374  Euphorbia spathulata J. P. Rebman, Margaret R. Mulligan, M. Dinkins 2009-4-15 17067 San Diego Papa 3 Training area in the northwest portion of the base and on the east side of the San Onofre Mountains; South of Horno Canyon Road along a dirt road to Pulgas Lake; area burned in Horno Fire. Square D4. 210 Comment
  RSA755268  Euphorbia spathulata L. Ahart 2009-5-15 15701 Butte About 20 yards E of the dirt road that is Ten Mile House Road, Upper Bidwell Park, about 3/4 air mile W of Highway 32, about 10 miles NE of Chico. 234 Comment
  SBBG108426  Euphorbia spathulata T. Ross 1995-5-21 8600 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') 347 Comment
  SBBG110867  Euphorbia spathulata P. Douglas, L. Metz, E. Painter, C. Popolizio 1994-5-24 HL 564 Monterey McGowan Cyn, ca. 2.8 km NW of the mouth of Laguna Cyn, ca. 3 km E of the mouth of Tule Cyn; Ft Hunter Liggett 250 Comment
  SBBG111999  Euphorbia spathulata S. A. Junak 1998-4-10 WA 458 Ventura SE end of lower terrace, near base of escarpment between lower and middle terraces 115 Comment
  SBBG112952  Euphorbia spathulata S. A. Junak 1998-6-12 SCa 727 Los Angeles E side of Catalina Harbor, upslope from Del Rey Yacht Club 73 Comment
  SBBG116309  Euphorbia spathulata R. Burgess, P. Munro 2002-4-26 5113 Ventura Cherry Crk, 0.1 mi W of St Hwy 33 1310 Comment
  SBBG122062  Euphorbia spathulata A. Parikh, N. Gale 2003-5-24 742 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  SBBG123747  Euphorbia spathulata E. Painter, E. Neese 1997-3-24 HL 3140 Monterey near Earls Reservoir, ca. 3.5 km N of Quail Top, ca. 6 km WNW of mouth of McGowan Cyn; Ft Hunter Liggett 300 Comment
  SBBG127176  Euphorbia spathulata R. Burgess, P. Munro 2011-5-7 8851 Ventura ridgeline W of Timba Crk 1105 Comment
  SBBG130391  Euphorbia spathulata S. A. Junak 2006-5-10 SC 4492 Santa Barbara N side of Fraser Point Peninsula 6 Comment
  SBBG21634  Euphorbia spathulata H. M. Pollard 1964-4-18 Ventura W of Hermosa Rd Comment
  SBBG39074  Euphorbia spathulata H. M. Pollard 1964-4-15 Ventura watercourse W of Hermosa Rd Comment
  SBBG4034  Euphorbia spathulata H. M. Pollard 1963-5-29 Ventura Arroyo Grande Rd; Meiners Oaks Comment
  SBBG67725  Euphorbia spathulata R. Hoffmann 1929-6-9 Santa Barbara Cachuma Mtn Comment
  SBBG67726  Euphorbia spathulata Mrs. R. W. Summers -Mar-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG67727  Euphorbia spathulata R. Hoffmann 1932-4-16 Santa Barbara 3 mi N of Lompoc Comment
  SBBG67728  Euphorbia spathulata H. M. Pollard 1946-4-27 Ventura Kennedy Cyn Comment
  SBBG81973  Euphorbia spathulata C. F. Smith 1950-4-30 2703 San Luis Obispo rd NE of Pinole Land and Cattle Company headquarters, ca. 3 airline mi SW of Yeguas Mtn Comment
  SBBG83543  Euphorbia spathulata C. F. Smith 1962-5-10 6798 Santa Barbara S side of Hwy 1, S of Casa San Julian near Lompoc Comment
  SBBG83547  Euphorbia spathulata C. F. Smith 1951-5-2 3100 Santa Barbara Yridises Crk on San Julian Ranch near Lompoc Comment
  SBBG83548  Euphorbia spathulata C. F. Smith 1952-6-22 3495 Santa Barbara near site of old CCC Camp in Sunset Valley, E of Figueroa Mtn Comment
  SBBG83549  Euphorbia spathulata C. F. Smith 1956-5-30 4601 Ventura USFS rd of Cherry Crk Cyn in upper Sespe Crk watershed 1280 Comment
  SBBG83550  Euphorbia spathulata C. F. Smith 1957-5-2 5230 Santa Barbara ridge above Brinkerhoff Rd near gate to Sedgwick Ranch in Santa Ynez Valley Comment
  SBBG83551  Euphorbia spathulata C. F. Smith 1960-5-10 6146 Santa Barbara N side of Los Coches Pk near Santa Maria Comment
  SBBG83552  Euphorbia spathulata C. F. Smith 1962-6-11 6973 Santa Barbara Point Sal Ridge Comment
  SBBG83664  Euphorbia spathulata C. F. Smith 1962-5-23 6879 Santa Barbara Indian Crk near Camuesa Cyn Rd, upper Santa Ynez River watershed Comment
Read comments
May 13 2011
  SBBG83992  Euphorbia spathulata C. F. Smith 1966-5-2 9196 Ventura Cherry Crk Cyn, just S of Sespe Crk in upper Sespe Crk watershed Comment
  SD113548  Euphorbia spathulata Darley F. Howe 1977-5-8 4938 San Diego Near corner of Melrose Drive and Melrose Way, Vista (mak 11/06) Comment
  SD113562  Euphorbia spathulata Darley F. Howe 1935-4-7 186 San Diego Canyon in Mission Valley Comment
  SD11513  Euphorbia spathulata Frank F. Gander 1935-6-12 219 28 San Diego 2 miles east of San Ysidro on Otay Mesa. Comment
  SD119687  Euphorbia spathulata Wayne P. Armstrong 1986-5-20 1262 San Diego Vacant field east of San Marcos City Park. 180 Comment
  SD128579  Euphorbia spathulata Jerilyn Hirshberg 1989-4-21 16 San Diego Above intersection, Milk Ranch Road and Middle Peak Fire Road, Cuyamaca Rancho State Park Comment
  SD131240 Image available Euphorbia spathulata Suzanne Bell 1991-5-22 51 San Diego Small population growing along Hi-Line Rd in partial shade. Barber Mtn 843 Comment
  SD136582  Euphorbia spathulata Harold A. Wier 1993-5-1 San Diego Dirt road along ridge leading to peak, near saddle by grassland, central portion of McGinty Mountain. Comment
  SD14404  Euphorbia spathulata Frank F. Gander 1936-4-10 1198 San Diego Kearney Mesa near water tank. Comment
  SD14616  Euphorbia spathulata Frank F. Gander 1936-4-21 1397 San Diego Burn in Harbison Canyon Comment
  SD14740  Euphorbia spathulata Frank F. Gander 1936-4-23 1524 San Diego Woodwardia Canyon of Otay Mountain, near east end of Otay Lake Comment
  SD152865  Euphorbia spathulata Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7351 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon (mak 1/06) 370 Comment
  SD153325  Euphorbia spathulata Jeannie Gregory 2003-5-10 115 San Diego Wright's Field / Mesa Del Arroz Preserve, Alpine, CA 563 Comment
  SD154573  Euphorbia spathulata Jon P. Rebman, K. Rich, B. Laurie, O. Solis, John K. 2000-5-26 6711 San Diego Moody Canyon area, just east of San Ysidro Jr. High School 89 Comment
  SD155202  Euphorbia spathulata Jon P. Rebman, B. Hollingsworth 2001-4-20 7303 San Diego Hauser Mountain: west of Campo and just north of highway 94 963 Comment
  SD156363  Euphorbia spathulata Jon P. Rebman, Jeannie Gregory 2003-6-5 9290 San Diego Viejas Mountain: northwest side near the northern trail which originates off of Anderson Truck Trail/West Boundary approx. 1.8 miles north of Victoria Road in Alpine 960 Comment
  SD156364  Euphorbia spathulata Jon P. Rebman 2002-5-9 8056 San Diego Viejas Mountain: North of Alpine; lower, north side of mountain on USFS land just east of Kelley/Rebman ranch and T. Marshall propertyl 600 Comment
  SD162948  Euphorbia spathulata Jon P. Rebman, J. Gregory, K. Collins, & D. Getinger 2003-5-4 8818 San Diego Otay Mountain Wilderness Area (BLM property): San Ysidro Mountains; southwest of Dulzura: vicinity of Sycamore Canyon 324 Comment
  SD169285  Euphorbia spathulata Fred Sproul, Tom Oberbauer, Gina Calcarone 2005-5-9 5006 San Diego Ramona, Santa Maria Valley. S of Ramona Airport, 0.1 mi SW of western end of Airport Rd. 423 Comment
  SD17433  Euphorbia spathulata Frank F. Gander 1937-5-11 3769 San Diego Masters Ranch, Rainbow Valley. Comment
  SD17834  Euphorbia spathulata Frank F. Gander 1937-6-10 4054 San Diego South Fork of Featherstone Creek, Barona Valley Comment
  SD179711  Euphorbia spathulata Jon P. Rebman, J. Gregory, M. Mulligan & J. Rocks 2007-4-23 13295 San Diego Camp Pendleton Marine Corps Base: Santa Margarita Mountains, Echo Training Area, on eastern edge of Artillery Firing Range 40, northeast of Roblar Road 769 Comment
  SD181570  Euphorbia spathulata Valerie Soza, Ian Gillespie and LeRoy Gross 2000-5-18 94 Los Angeles San Gabriel Mountains; San Dimas Experimental Forest, southwest of Johnstone Peak, above Wildwood Canyon. 655 Comment
  SD188876  Euphorbia spathulata Michael G Simpson, Otay Mtn. team 2003-5-3 2439 San Diego Otay Mountain watershed, MinerAs canyon, ca. 0.7 miles north of Marron Road. 231 Comment
  SD189657  Euphorbia spathulata Jerilyn Hirshberg 2007-4-19 1400 San Diego Cleveland National Forest, summit of Mount Gower, south of Ballena Valley, ca. 1 mile north of Ramona Oaks Rd. 869 Comment
  SD191135  Euphorbia spathulata Jan E. Maxted, Don Maxted 2007-4-6 418 San Diego Bratton Valley, land surrounding 18569 Deerhorn Valley Rd, 3 mi N of Dulzura, 2.5 mi SE of Lyons Peak summit, I(c) mi. SE of inters of Honey Springs Rd & Deerhorn Valley Rd. 629 Comment
  SD195826  Euphorbia spathulata Jon P. Rebman, M. Mulligan & M. Dinkins 2009-4-15 17067 San Diego Camp Pendleton Marine Corps Base: Papa 3 Training Area in the northwestern portion of base and on the east side of the San Onofre Mountains; along Horno Canyon Road; burned in Horno Fire 210 Comment
  SD199156  Euphorbia spathulata Jon P. Rebman, Jeannie Gregory & Karen Rich 2009-6-16 18110 San Diego Cuyamaca Rancho State Park: just south of Middle Peak; wet spring area along Milk Ranch Road just east of Azalea Spring Fire Road 1550 Comment
  SD210203  Euphorbia spathulata Jon P. Rebman, L. Aerne Hains, D. Smith, & parabotanists 2010-5-21 19263 San Diego Torrey Pines State Park: S of Del Mar and W of I-5 & County Hwy S21 (N Torrey Pines Road); SW of the parking lot at the Visitor's Center, along the Beach Trail and just above the ocean 20 Comment
  SD217284  Euphorbia spathulata Darin L. Banks 1996-5-17 1065 San Diego Northwest Palomar Mountains; Agua Tibia Wilderness Area, at an open grassland on the W face of Agua Tibia Mountain. 792 Comment
  SD223419  Euphorbia spathulata Jon P. Rebman, Parabotany volunteers 2012-4-19 23333 San Diego Sweetwater Reservoir property: South of Jamacha Blvd. and east of the Reservoir; on the south side of the Sweetwater River in the flood plain and on surrounding slopes 79 Comment
  SD226079  Euphorbia spathulata Jon P. Rebman, D. Sinclair, B. Primrose, & T. Barckley 2012-5-10 23820 San Diego Otay Mesa area: East of I-805 and south of Hwy 905; southwest of Brown Field Airport; on City of San Diego open space preserve property, on a north-facing slope of a canyon southwest of Heritage Road 105 Comment
  SD233820  Euphorbia spathulata Fred M Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5755 San Diego Peninsular Range, San Ysidro Mountains: Otay Mountain, south side in lower Butteweg Canyon just above border trail, Tijuana River watershed (Otay Mtn 7.5' Q). 167 Comment
  SD234945  Euphorbia spathulata Mark A. Elvin 2003-5-3 2652 San Diego Peninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canyon, ca. 1 km N of the Mexican border, slopes above the Tijuana River. 152 Comment
  SD235339 Image available Euphorbia spathulata Jon P. Rebman, W. Schmidtmann & G. Kenney 2013-5-9 26351 San Diego Camp Pendleton: northern portion of Base; Training Area Echo; north of Case Springs Road and north of Case Springs Lake, in a canyon area west of a dirt road 630 Comment
  SD236276  Euphorbia spathulata A. C. Sanders, Cindy Burrascano, et al 2003-5-3 26425 San Diego Peninsular Range: Otay Mountain, lower Copper Canyon on the south side of the mountain ca. 0.25 km north of the Mexican border. 121 Comment
  SD238733  Euphorbia spathulata Jon P. Rebman, W. Schmidtmann & G. Kenney 2014-4-8 27772 San Diego Camp Pendleton: northeast portion of Base; Training Area Echo, along a dirt road at the base of the highest ridge of the Santa Margarita Mountains, just north of Case Springs Road, south of Margarita Peak & southeast of Case Springs Lake 715 Comment
  SD238734  Euphorbia spathulata Jon P. Rebman, W. Schmidtmann & G. Kenney 2013-5-22 26757 San Diego Camp Pendleton: northern portion of Base; Training Area Delta; along Devil's Canyon approximately 0.35 miles southeast of its convergence with the San Mateo River; on the lower part of a north-facing slope 155 Comment
  SD247871  Euphorbia spathulata Gena Calcarone, Fred Sproul 2006-5-15 211 San Diego East side of Ramona Grassland Preserve. SW of the western end of Ramona Airport Rd. N of Santa Maria Crk. 427 Comment
  SD247872  Euphorbia spathulata John LaGrange, Mary Rider 2012-4-29 1030 San Diego Cleveland National Forest, Pamo Valley, Santa Ysabel Creek, along Forest route 12504 1/4 mile west of intersection with Pamo Valley Rd. 280 Comment
  SD249511  Euphorbia spathulata Jerry Green 2012-4-27 201 San Diego Penasquitos Open Space Park; 0.44 miles southwest of Carmel Valley Rd. and Winecreek Rd. 220 Comment
  SD253110  Euphorbia spathulata John LaGrange, Mary Rider 2013-4-16 1168 San Diego Lake Hodges area; San Dieguito River canyon west of foot bridge; 1 mile west of Lake Hodges dam; just S of Del Dios Highway 56 Comment
  SD253111  Euphorbia spathulata John LaGrange, Mary Rider 2013-4-13 1134 San Diego Mira Mar; edge of mesa just north of Arjons Dr, east side of Trade Place 63 Comment
  SD254340  Euphorbia spathulata Jon Rebman, W. Schmidtmann & G. Kenney 2016-4-11 31555 San Diego Camp Pendleton: south-central portion of Base; Oscar One Training Area: between Stuart Mesa Rd. and the Santa Margarita River; east of Macs Road on the steep slopes above the Santa Margarita River; recently burned in 2014 153 Comment
  SD263409  Euphorbia spathulata Onkar Singh, M. Honer 2015-4-4 5323 San Diego Naval Weapons Station Seal Beach Detachment Fallbrook, North Magazine, study area S, ca. 60 m south of unnamed lake. 93 Comment
  SD26882  Euphorbia spathulata Frank F. Gander 1940-4-18 8217 San Diego Herron Ranch near DeLuz Comment
  SD27018  Euphorbia spathulata Frank F. Gander 1940-4-30 8355 San Diego Sears' Ranch north base of Otay Mountain. Comment
  SD2834  Euphorbia spathulata unknown 1895-6-10 San Diego La Jolla Comment
  SD52903  Euphorbia spathulata Peter H. Raven 1962-5-9 17675 Los Angeles San Clemente Island, near head of canyon above Mosquito Cove. 340 Comment
  SD86143  Euphorbia spathulata R. Mitchel Beauchamp, D. Howe 1971-6-11 2770 San Diego Cedar Creek, Otay Mountain 239 Comment
  SD8683  Euphorbia spathulata Daniel Cleveland Mar 1875 San Diego San Diego Comment
  SD8684  Euphorbia spathulata Daniel Cleveland Apr 1875 San Diego San Diego Comment
  SD8685  Euphorbia spathulata unknown Apr 1875 San Diego San Diego Comment
  SDSU15366  Euphorbia spathulata Kaarin Tae, Neil Kooiman 1998-5-21 San Diego UTM-Easting: 469250.09; UTM-Northing: 3679559. Training Area: LIMA. LTETM PLOT: 82. LTETM Unknown code: F03. 38 Comment
  SDSU16885  Euphorbia spathulata Jon P. Rebman 2002-5-9 8056 San Diego Viejas Mountain; North of Alpine; lower, north side of mountain on USFS land just east of Kelley/Rebman ranch and T. Marshall property. 600 Comment
  SEINET3089638 Image available Euphorbia spathulata C. W. Sharsmith 1952-4-11 5912 Santa Clara Silver Creek Hills, six miles southeast of San Jose. Comment
  SEINET4673877  Euphorbia spathulata Richard R. Halse 2013-3-27 8760 Colusa Along State Hwy. 20 just east of the Colusa/Lake county Line, ca. 14.6 miles east of the junction of State Hwys. 20 and 53.; 0 558 Comment
  SEINET524441  Euphorbia spathulata R. Thorne 1973-5-23 43862 Riverside Santa Rosa platueau-mesa de colorado 610 Comment
  SEINET5586425  Euphorbia spathulata Richard R. Halse 2013-1 8760 Colusa Along State Hwy. 20 just eat of the Colusa/Lake County Line, ca. 14.6 miles east of the junction of State Hwy. 20 and 53 558 Comment
  SEINET7062915  Euphorbia spathulata A. G. Vestal 1947-5-2 s.n. Shasta About 4.9 miles east of Redding on Route 229. (WGS84/NAD83). UTM Zone 10, 558241mE, 4497158mN. 180 Comment
  SEINET7073753  Euphorbia spathulata A. G. Vestal 1955-4-19 s.n. San Luis Obispo Serpentine opposite Cuesta grade (Route 101). About 4.5 miles northeast of San Luis Obispo. UTM Zone 10, 715543mE, 3913814mN. Coordinate datum: NAD27. Comment
  SEINET7997383  Euphorbia spathulata Jon P. Rebman 2003-5-4 8818 San Diego Otay Mountain Wilderness Area ( BLM Property ), San Ysidro Mountain ; SW of Dulzura: vicinity of Sycamore Canyon 325 Comment
  SJSU1160  Euphorbia spathulata C. M. Sharsmith 1952-4-11 5912 Santa Clara Silver Creek Hills c. 6 mi SE of San Jose Comment
  UC110532  Euphorbia spathulata C. A. Purpus Apr 1898 Mendocino Potter Valley Comment
  UC110769  Euphorbia spathulata T. S. Brandegee 1895-5-15 San Diego Point Loma Comment
  UC1130407  Euphorbia spathulata C. M. Belshaw 1936-3-28 1754 San Luis Obispo 3 mi nne Cayucos Pt.; Cayucos Quad. 106 Comment
  UC1130408  Euphorbia spathulata N. K. Carlson 1936-3-20 194 San Luis Obispo 2 mi e Isley Hill; Arroyo Grande Quad. 182 Comment
  UC1130409  Euphorbia spathulata C. M. Belshaw 1936-5-29 450 Santa Clara 0.3 mi sw Madrone; Morgan Hill Quad. 137 Comment
  UC1198977  Euphorbia spathulata Joseph P. Tracy 1930-6-15 8761 Humboldt Dobbyn Creek 152 Comment
  UC1198978  Euphorbia spathulata Joseph P. Tracy 1935-5-12 13795 Humboldt Willow Creek; Trinity River Valley 152 Comment
  UC1198982  Euphorbia spathulata Joseph P. Tracy 1947-5-10 17678 Humboldt near Briceland 457 Comment
  UC1392891  Euphorbia spathulata R. F. Hoover 1969-4-22 11254 San Luis Obispo e of Morro Bay (San Bernardo Creek); San Bernardo Creek Comment
  UC1521806  Euphorbia spathulata Lowell Ahart 1984-3-24 4518 Sutter w of Marysville (Myers Ranch, ca 0.75 mi sw of the Myers home); Sutter Buttes 50 Comment
  UC1533119  Euphorbia spathulata G. Schoolcraft 1986-6-18 1629 Lassen 3.5 mi e Hwy. 195 (on road to Hall Sp.) 1463 Comment
  UC1536999  Euphorbia spathulata Gordon H. True Jr. 1936-4-9 421 El Dorado hills between El Dorado and Shingle Springs 457 Comment
  UC1563956  Euphorbia spathulata Barbara Ertter with Annetta Carter 1989-5-28 8519 Lake ca 12 air mi se Lower Lake (town) (Morgan Valley Rd, at public access rd, 0.6 mi w of Napa County line) Comment
  UC1586603  Euphorbia spathulata Vernon H. Oswald and Lowell Ahart 1991-5-11 4576 Butte Loafer Creek Recreation Area Lake Oroville (along Roy Rodgers Trail, near the group camps) 341 Comment
  UC1613399  Euphorbia spathulata Charles M. Belshaw May 1937 2892 Alameda Leona Heights Leona Heights, Oakland; North Coast Range, Oakland Comment
  UC1731122  Euphorbia spathulata Dean Wm. Taylor with Glenn Clifton 1991-5-22 11798 San Benito Lorenzo Vasquez Canyon 0.3 miles West from Benchmark 2068, at milepost 8.6 (as measured from junction with Highway 25) along Los Gatos Creek road 670 Comment
  UC1745683  Euphorbia spathulata Annetta M. Carter, Joe Ewan, Nesta Ewan, Edward Lee 1936-5-9 1189 Sutter First peak SE of North Butte; Marysville Buttes Comment
  UC17623  Euphorbia spathulata H. N. Bolander 1866-1 6414 Mono Mono Pass Comment
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Apr 17 2015
  UC17624  Euphorbia spathulata H. N. Bolander 1861-4-11 416 San Luis Obispo Nipomo Comment
  UC17626  Euphorbia spathulata Mr. P. B. Westerman 1898-1 Mendocino Round Valley Comment
  UC17628  Euphorbia spathulata G. W. Dunn 1891-4-1 San Diego San Diego Comment
  UC17630  Euphorbia spathulata R. D. Alderson San Diego Witch Creek Comment
  UC1777716  Euphorbia spathulata J. Di Tomaso 2002-5-17 Siskiyou 8 mi NE of Montague (York Rd, 3 m E of intersection with Mulloy Rd) Comment
  UC1818921  Euphorbia spathulata Barbara Ertter, Tony Morosco, Lynne Hosley 1995-5-29 14222 Contra Costa Mt. Diablo southeast of Walnut Creek, north-facing slope north of Curry Point, grassy semishade at edge of oak woodland. 518 Comment
  UC197045  Euphorbia spathulata F. E. and E. S. Clements 1914-4-14 12 San Diego La Jolla; Dune Strand Comment
  UC1979907  Euphorbia spathulata Michael Denslow, Vern Yadon, Julie Anne Delgado 2003-5-9 1108 Fresno South Inner Coast Ranges: Cantua Creek; slopes above north fork of creek, about 11 miles west of junction with Derrick Road. Comment
  UC198489  Euphorbia spathulata Katharine Brandegee May 1916 Los Angeles Santa Catalina Island Comment
  UC198735  Euphorbia spathulata Chesnut and Drew 1888-7-28 Humboldt Grouse Creek Comment
  UC199008  Euphorbia spathulata Chesnut and Drew 1889-4-18 Contra Costa Brentwood Comment
  UC2027547  Euphorbia spathulata Greg Wilvert 2005-4-30 356 San Luis Obispo Southeast Half of the Caliente Range: 200 m S of Padrones Spring. Comment
  UC2027907  Euphorbia spathulata Barbara Ertter 1990-5-12 8930 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Rd) ca. 15 air miles WNW of Red Bluff, on Reed property Comment
  UC202830  Euphorbia spathulata A. D. E. Elmer Apr 1903 4740 San Mateo Crystal Springs Lake Comment
  UC2044873  Euphorbia spathulata Nick Jensen with Chris Winchell 2014-5-11 1653 Kern Tejon Ranch. Meadow east of the National Cement Plant and south of the Contour Road. Comment
  UC2062608  Euphorbia spathulata Barbara Ertter with David Gowen, Mike Park, Wilde Legard 2004-4-13 18345 Contra Costa Black Diamond Mines Regional Preserve south of Pittsburg, east of River View Loop Trail, over saddle east of park headquarters at Sidney Flat Comment
  UC275487  Euphorbia spathulata Joseph P. Tracy 1925-5-17 7004 Trinity Hennessey Road Northern Coast Ranges, South Fork of Trinity River (leading up South Fork of Trinity River) 609 Comment
  UC450216  Euphorbia spathulata T. S. Brandegee San Diego San Diego Comment
  UC455404  Euphorbia spathulata E. P. Unangst 1906-5-21 San Luis Obispo Reservoir Canyon Comment
  UC527956  Euphorbia spathulata R. Bacigalupi, R. S. Ferris and Ira L. Wiggins 1933-6-2 6670 Napa 6 mi ne Pacific Union College (Howell Mt.) (on road to Aetna Springs) Comment
  UC54822  Euphorbia spathulata Mrs. R. W. Summers 1880-4-25 San Luis Obispo Santa Lucia Mts. Comment
  UC54897  Euphorbia spathulata Chesnut and Drew 1888-7-23 Humboldt Hyampon Comment
  UC55949  Euphorbia spathulata J. P. Tracy 1902-5-15 1455 Napa 3-4 mi e Angwin's (Head of Moore's Creek); Howell Mountain, Moore's Creek 457 Comment
  UC570794  Euphorbia spathulata H. L. Mason 1932-4-17 6942 Santa Clara 1 mi e New Almaden (hill) Comment
  UC571981  Euphorbia spathulata H. K. Sharsmith 1936-4-22 3572 Stanislaus near head of Adobe Creek; Mount Hamilton Range, Red Mountains 472 Comment
  UC571987  Euphorbia spathulata C. W. and H. K. Sharsmith 1934-5-27 1193 Santa Clara Santa Isabella Creek Mount Hamilton (at n base of Mount Hamilton) 609 Comment
  UC571988  Euphorbia spathulata C. W. and H. K. Sharsmith 1935-5-19 3142 Stanislaus 12 mi above mouth of Arroyo del Puerto; Mount Hamilton Range 289 Comment
  UC571989  Euphorbia spathulata C. W. and H. K. Sharsmith 1935-5-2 1912 Santa Clara vicinity Smith Creek (w side of Mount Hamilton); Mount Hamilton 838 Comment
  UC57509  Euphorbia spathulata J. H. Barber 1897-6-2 163 Los Angeles Santa Monica Forestry Station Comment
  UC57511  Euphorbia spathulata J. H. Barber 1901-3-24 A 10 San Luis Obispo Estrella Plains Comment
  UC615424  Euphorbia spathulata Beryl O. Schreiber 1932-3-27 128 Contra Costa Mountain House Comment
  UC638789  Euphorbia spathulata Ethel Crum 1938-5-7 1983 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range 152 Comment
  UC668186  Euphorbia spathulata Joseph P. Tracy 1927-7-4 8226 Humboldt Kneeland Prairie 762 Comment
  UC692696  Euphorbia spathulata Mary L. Bowerman 1931-5-2 792 Contra Costa n end Eagle Point ridge; Mount Diablo Comment
  UC73440  Euphorbia spathulata Miss M. Alice King 1905-1 Colusa near College City; Sacramento Vally Comment
  UC747307  Euphorbia spathulata G. Thomas Robbins 1944-5-22 1630 El Dorado 2-3 mi e Placerville (along U.S. Hwy 50) 609 Comment
  UC765098  Euphorbia spathulata R. F. Hoover 1938-4-27 3256 Santa Clara 4 mi s San Jose Comment
  UC868923  Euphorbia spathulata Milo S. Baker 1932-4-24 5690 Lake 2-3 mi s Kelseyville (along highway on e side of road) Comment
  UC868928  Euphorbia spathulata Marcus E. Jones, A. M. 1882-5-9 3482 San Luis Obispo San Luis Obispo Comment
  UC902141  Euphorbia spathulata Joseph P. Tracy 1948-6-20 18068 Humboldt Willow Creek; Trinity River Valley 152 Comment
  UC917203  Euphorbia spathulata O. W. Sumner 1948-4-21 Solano Dixon; Pederick Ranch Comment
  UCD117765  Euphorbia spathulata Lisa Arimoto; Plant Biology 102 Collectors 2012-5-5 6 Napa Las Posadas State Experimental Forest. Northeastern part of property, in Recreation Flat valley. Adjacent to serpentine slope. 386 Comment
  UCD142485  Euphorbia spathulata Barbara Ertter; Annetta Carter 1989-5-28 8519 Lake Morgan Valley Rd.; 0.6 mi W of Napa County line; ca. 12 air miles SE of Lower Lake (town); at public access road. Comment
  UCD142487  Euphorbia spathulata Leonard Jolley 1977-5-17 s.n. Lake East of Middleton Guenoc Ranch. Comment
  UCD142489  Euphorbia spathulata Clifton F. Smith 1962-5-23 6879 Santa Barbara Along Indian Creek near Camuesa Canyon Road. Upper Santa Ynez River watershed. Comment
  UCD142490  Euphorbia spathulata O. W. Sumner 1948-4-21 s.n. Solano Dixon; Pederick Ranch. Comment
  UCD142491  Euphorbia spathulata Robert F. Thorne; Walter Wisura, Earl Lathrop, and Sara Meury 1985-5-18 60654 Riverside Santa Rosa Plateau; Mesa de Colorado. 624 Comment
  UCD142492  Euphorbia spathulata Robert F. Thorne; Earl Lathrop 1969-5-12 37934 Riverside Rancho California; Santa Rosa Plateau; Mesa de Colorado. 624 Comment
  UCD146835  Euphorbia spathulata Carol W. Witham 2003-4-11 954 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD147197  Euphorbia spathulata Heather Phillips; Plant Science 102 collecting interns 2014-4-26 5 Lake Anderson Marsh State Historic Park. Southeastern corner of Clear Lake. West of Hwy 53, north of Lower Lake. Edge of Anderson Flat, between undeveloped road and fenceline. 402 Comment
  UCD151276  Euphorbia spathulata James A. Neilson Jr. 1974-5-24 2755 Lake Mayacmas Mountains, Childers Peak area, Barceloux Ranch, well site # 3, ca 1 mile east of Big Canyon Road. (Elevation estimated using Google Earth by label maker.) 579 Comment
  UCD160591  Euphorbia spathulata Ellen Dean; Susan Harrison, Sharon Strauss 2015-5-10 8707 Lake Butts Canyon. Butts Canyon Road, just NW of the Napa County line. North side of the road. Not burned in fire last year (2014). Rocky Creek Bed 251 Comment
  UCD164032  Euphorbia spathulata Indya Messier 2016-4-9 6 Colusa BLM Bear Creek Ranch (previously Payne Ranch). Lands to the SW of jct of Hwys 16 and 20. Destinella flat. 553 Comment
  UCD169734  Euphorbia spathulata Richard R. Halse 2013-3-27 8760 Colusa Along State Hwy. 20 just east of the Colusa/Lake County Line, ca. 14.6 miles east of the junction of State Hwys. 20 and 53. 558 Comment
  UCD170155  Euphorbia spathulata Daniel Potter; Ninh Khuu, Maggie Larochelle 2015-4-11 783 Napa Knoxville Wildlife Area, upper Zim Zim Creek drainage east of Knoxville-Devihlead Road 423 Comment
  UCD170738  Euphorbia spathulata 2018-4-28 4 Napa Cedar Roughs Wildlife Area, to the west of Lake Berryessa, on the south side of Pope Creek and Pope Canyon Road. Along Dollarhide Road (undeveloped road/trail) on the west side of Maxwell Creek. 154 Comment
  UCD170837  Euphorbia spathulata 2018-4-28 4 Napa Cedar Roughs Wildlife Area, to the west of Lake Berryessa, on the south side of Pope Creek and Pope Canyon Road. Along Dollarhide Road (undeveloped road/trail) on the west side of Maxwell Creek. 154 Comment
  UCD20186  Euphorbia spathulata J. Di Tomaso 2002-5-17 s.n. Siskiyou 8 miles NE of Montague. On York Rd., 300 m east of intersection with Mulloy Rd. Comment
  UCD20495  Euphorbia spathulata E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1066 Lake McLaughlin UC Reserve. Lower reaches of southeastern slopes of Research Hill. SW of gate to old 4-wheel drive road that goes S from Knoxville-Berryessa Rd. 609 Comment
  UCD21036  Euphorbia spathulata Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 222 Yolo near the city of Davis. Approximately 1.2 miles S of intersection of Road 105 and Road 38. Glide/Tule Ranch site. 2 Comment
  UCD34229  Euphorbia spathulata Beecher Crampton 1978-5-8 9582 Yolo 1/4 mile south of Saxon Station. Comment
  UCD39035  Euphorbia spathulata Beecher Crampton 1962-5-16 6435 Napa About 2 miles S of Aetna Springs, along road to Pope Valley. Comment
  UCD41024  Euphorbia spathulata Carol W. Witham 2003-4-11 954 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD47964  Euphorbia spathulata Ryan Knox; E, McDermott, and G. Walden 2002-4-13 10 Napa Napa Co., McLaughlin Natural Reserve, from old town of Knoxville travel 0.4 miles south, turn west along Berryessa-Knoxville Rd. and continue 0.7 miles. Collected on north side of road near calcium seep area. 424 Comment
  UCD47965  Euphorbia spathulata Michele Disney; J. Westbrook, S. Ratay,R. Wolfson, A. Houser,S. Wathen 2000-4-22 31 Napa Napa Co., McLaughlin Reserve, Old Knoxville Townsite, 0.10 miles north of Berryessa-Knoxville Rd along Old Knoxville road. 396 Comment
  UCD55034  Euphorbia spathulata Ellen Dean; Tammie Beyerl 2006-4-20 2996 Tulare Lake Success Reservoir. North side of Lake Success. Boat Island. 207 Comment
  UCD56931  Euphorbia spathulata Ellen Dean; Gordon Harrington and Kate Mawdsley 2007-3-30 3534 Colusa BLM Payne Ranch. Southwest of intersection of Hwy. 16 and Hwy. 20. Thompson Canyon. 353 Comment
  UCD57049  Euphorbia spathulata Gordon Harrington; Diana Hickson 2007-4-7 14 Colusa BLM Payne Ranch, SW of intersection Hwy 16 and Hwy 20, 3/4 mile west of Roadkill Cafe. 499 Comment
  UCD57284  Euphorbia spathulata Ellen Dean; C. Thomsen, S. Bledsoe, J. Alderson, M. Starbuck 2007-4-7 3655 Colusa BLM Payne Ranch. Craig Canyon. West of Hwy. 16, ca. 2 road miles south of junction of Hwy. 20 and Hwy. 16. Along unimproved road. 322 Comment
  UCD57412  Euphorbia spathulata Gordon Harrington; Diana Hickson 2007-4-7 14 Colusa BLM Payne Ranch. SW of intersection Hwy. 16 and Hwy. 20. 3/4 mile west of Roadkill Cafe. 499 Comment
  UCD58096  Euphorbia spathulata Ellen Dean; C. Thomsen, S. Bledsoe, G. Harrington, D. Hickson 2007-3-25 3473 Colusa BLM Payne Ranch. Lands to the southwest of the intersection of Hwy. 16 and Hwy. 20. Destinella Flat, just E of the Lake County Border. Ca. 3.4 miles along Hwy. 20 from junction of Hwy. 20 and Hwy. 16. 560 Comment
  UCD64248  Euphorbia spathulata Craig D. Thomsen 2000-3-31 2050 Colusa Bear Creek Botanical Management Area. On Caltrans right-of-way, south side of Hwy 20, 0.25 mile west of Hwy 20/16 instersection, Colusa Co. milepost 3.00. 310 Comment
  UCD64283  Euphorbia spathulata Craig D. Thomsen 2000-3-31 2105 Colusa Bear Creek Botanical Management Area. On Caltrans right-of-way, south side of Hwy 20, 0.25 mile west of Hwy 20/16 instersection, Colusa Co. milepost 3.00. 310 Comment
  UCD65626  Euphorbia spathulata Craig D. Thomsen 2000-4-12 2128 -a Colusa Bear Creek Botanical Management Area. Caltrans right-of-way, on south side of Hwy 20, ca. 0.25 mile west of Hwy 20/16 instersection, near Colusa Co. milepost 3.00. 310 Comment
  UCD66873  Euphorbia spathulata Ellen Dean; G. Harrington, J. Alderson, E. Bayon, R. Willmarth 2008-6-8 5076 Colusa BLM Payne Ranch. Lands to the southwest of the intersection of Hwy 16 and Hwy 20. Northwest corner of ranch. Along ridge trail on the border of Lake and Colusa counties. South of junction with trail that heads down to the headwaters of Thompson Creek, upslope of very large stock pond. 629 Comment
  UCD81876  Euphorbia spathulata Ellen Dean; K. Mawdsley,G. Harrington,R. Wilmarth,B. Rice,E. Salvia 2009-5-27 5756 Lake Walker Ridge. Picnic area near Cold Spring. 912 Comment
  UCD82503  Euphorbia spathulata Craig Thomsen; G. Harrington 2009-5-12 2863 Colusa Colusa County on Walker Ridge. Eaton Springs, about 1 mile east of Walker Ridge Rd. 710 Comment
  UCD84525  Euphorbia spathulata Ellen Dean; C. Thomsen, G. Harrington, R. Wilmarth, R. Wenk 2010-6-2 6076 Lake Lake County. Walker Ridge. Along Walker Ridge Road. Barrel Spring. 701 Comment
  UCR117317  Euphorbia spathulata A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 726 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR122901  Euphorbia spathulata George K. Helmkamp, E. A. Helmkamp 2001-5-29 6691 San Benito San Andrea Rift Zone, Los Gatos Rd. NW of Coalinga at the San Benito Co. line. 793 Comment
  UCR126897  Euphorbia spathulata A. C. Sanders, Tricia Wotipka, Mark A. Elvin, and others 2003-4-29 26149 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Road 488 Comment
  UCR127726  Euphorbia spathulata A. C. Sanders, Cindy Burrascano, et al. 2003-5-3 26425 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, lower 'Copper Canyon' on the south side of the mountain c. 0.25 km north of the Mexican border 183 Comment
  UCR12795  Euphorbia spathulata R. L. Irwin, Darline Irwin 1973-2-25 s.n. San Diego Southern Coastal Plain, Torrey Pines Sate Reserve, Beach Trail 137 Comment
  UCR128396  Euphorbia spathulata Fred M. Roberts, Andy Pigniolo, Kam Muri 2003-5-3 5755 San Diego Peninsular Range, San Ysidro Mountains, Otay Mountain, south side in lower 'Butteweg Canyon' just above border trail, Tijuana River watershed 183 Comment
  UCR128609  Euphorbia spathulata Mark A. Elvin 2003-5-3 2652 San Diego Peninsular Range, San Ysidro Mountains, SE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canyon,' c. 1 km north of the Mexican border, slopes above the Tijuana River 213 Comment
  UCR148225  Euphorbia spathulata Steve Boyd, LeRoy Gross 2004-5-4 11110 San Diego Peninsular Ranges; Anza Bench region, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05 899 Comment
  UCR150976  Euphorbia spathulata D. L. Banks 1997-3-29 1601 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  UCR152943  Euphorbia spathulata Mark A. Elvin, Scott Boczkiewicz 2005-2-5 3962 San Diego Peninsular Ranges, San Ysidro Mountains, W side of Otay Mountains, 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison, near tributary to Otay River, N of O'Neal Canyon 183 Comment
  UCR155368  Euphorbia spathulata A. C. Sanders 2005-5-11 30126 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  UCR159144  Euphorbia spathulata A. C. Sanders 1997-3-19 20031 Riverside Lake Skinner area, S foot of Bachelor Mtn., across the northern arm of the lake from the boat ramp 473 Comment
  UCR184306  Euphorbia spathulata A. C. Sanders 2007-4-13 33388 Kern Tehachapi Mtns. Foothills, east of National Cement Plant, 0.5 mi. SSW of VABM Flush, 0.2 mi. N of Los Angeles Co. line 991 Comment
  UCR186562  Euphorbia spathulata A. C. Sanders 2006-4-25 32200 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UCR187147  Euphorbia spathulata A. C. Sanders 2006-5-16 32310 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR188752  Euphorbia spathulata Michael G. Simpson, Otay Mtn Team 2003-5-3 2439 San Diego Otay Mountain Watershed, Miners Canyon, c. 0.7 miles north of Marron Road 232 Comment
  UCR191012  Euphorbia spathulata A. C. Sanders, Fred M. Roberts 2008-4-22 35028 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Limestone Canyon, c. 2 miles SW of Silverado 396 Comment
  UCR215128  Euphorbia spathulata Sarah C. Pasquini 2008-4-15 10 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, c. 6 miles west of Murrieta, c. 60 m off Waterline Road 560 Comment
  UCR249323  Euphorbia spathulata Elizabeth Painter, Elizabeth Neese 1997-3-24 HL 3140 Monterey South Coast Range, Fort Hunter Liggett Training Area 25, near Earls Reservoir, c. 3.5 air km north of Quail Top, c. 6.0 air km west-northwest of mouth of McGowan Canyon 300 Comment
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Jul 29 2014
  UCR267165  Euphorbia spathulata Mitch Provance, Matt Amalong 2015-3-24 315- 14 Riverside Temecula/Murrieta Region, Murrieta Hot Springs, SW base of unnamed hill 0.6 miles W of Skunk Hollow, N side of Murrieta Hot Springs Rd at Chandler Dr., S of the lower watertank 406 Comment
  UCR272908  Euphorbia spathulata Steven A. Junak 1998-4-10 WA- 458 Ventura Channel Islands, West Anacapa Island. Southwest side of island, at southeast end of lower terrace, near base of escarpment between lower and middle terraces 116 Comment
  UCR273895  Euphorbia spathulata Steven A. Junak 2006-5-10 SCa- 4492 Santa Barbara California Islands, Santa Cruz Island; north side of Fraser Point Peninsula 6 Comment
  UCR28990  Euphorbia spathulata David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow, et al. 1981-4-11 14340 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  UCR31296  Euphorbia spathulata A. C. Sanders, Theo Glenn 1983-4-17 3725 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  UCR47747  Euphorbia spathulata C. F. Smith 1962-5-23 6879 Santa Barbara in wet place along Indian Creek near Camuesa Canyon Road in chaparral, upper Santa Ynez River watershed 539 Comment
  UCR48212  Euphorbia spathulata R. F. Thorne, E. W. Lathrop 1975-5-25 45555 Riverside Santa Rosa Plateau, Santa Ana Mtns., Rancho California, Mesa de Burro 610 Comment
  UCR48516  Euphorbia spathulata Steve Boyd 1986-5-1 1792 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  UCR66545  Euphorbia spathulata L. C. Wheeler 1932-4-24 660 San Bernardino San Bernardino Valley, 1 mi south of Chino 213 Comment
  UCR88956  Euphorbia spathulata Jeri Hirshberg 1995-6-26 s.n. San Diego Peninsular Range; Laguna Mountains, Seep near Milk Ranch Road and Middle Peak Fire Road Comment
  UCR95530  Euphorbia spathulata T. S. Ross 1995-5-21 8600 Los Angeles San Clemente Island, near head of Chenetti Canyon, just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft. SSE of Rest triangulation point (1336 ft.) 354 Comment
  UCR98784  Euphorbia spathulata Steve Boyd, A. C. Sanders, R. T. Hawke, S. Hawke, S. Hobbs, P. Hobbs 1997-4-20 9562 Kern San Emigdio Range, Pleito Hills, San Emigdio Ranch, ridge on W side of Pleito Canyon, c. 4.5 air mi due north of Antimony Peak 1220 Comment
  UCR99474  Euphorbia spathulata Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9479 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  UCSB68210  Euphorbia spathulata Thomas, Kathryn; Frye, K. 1993-5-8 Santa Barbara Southern Foothills of the San Rafael Range, Sedqwick Reserve, 300 yards north of gate 2, Long Valley 490 Comment
  UCSB7553  Euphorbia spathulata Clements, Frederic; Clements, Edith 1914-3-10 San Diego La Jolla Comment
  UCSB7554  Euphorbia spathulata Clements, Frederic; Clements, Edith 1914-4-14 San Diego La Jolla Comment
  UCSB7599  Euphorbia spathulata Clements, Frederic; Clements, Edith 1914-4-13 San Diego La Jolla Comment
  CAS-BOT-BC218208  Euphorbia spathulata Margaret J. Williams 1988-5-30 88- 26 -12 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CDA14922  Euphorbia spathulata G. F. Hrusa 1993-5-2 10879 Lake North Coast Ranges; Moist area along margins of wet seep along road between Bear Valley and Indian Valley Reservoir at N end of Walker Ridge. Annual. Comment
  CDA15611  Euphorbia spathulata G. F. Hrusa 1993-4-13 10752 Sacramento Along Interstate 50 approx. 1/2 mile NE of Lake Natoma, adjacent to Iron Pt. Rd. 0 Comment
  CDA35305  Euphorbia spathulata L. Ahart 2002-5-4 9590 Nevada North side of Perimeter Road, north of the private driveway, about 2.8 miles east of the intersection of Perimeter Road and White Oak Drive, about 5 miles (air) east of Camp Far West Dam, about 1 1/2 miles (air) southeast of Rock Mountain. Comment
  CDA35306  Euphorbia spathulata Vernon H. Oswald & Lowell Ahart 1998-5-7 9002 Colusa Bartlett Springs Road, 2.1 miles west of Bear Valley Road, 0.8 mile east of Sawtelle Valley and Grapevine Flat Roads. Comment
  CDA35307  Euphorbia spathulata T. C. Fuller 1962-4-24 8234 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  CDA35308  Euphorbia spathulata Rod Kerr & Ron Eng 1993-5-7 Sonoma Santa Rosa; 5357 Bennett Valley Road. 0 Comment
  CDA35309  Euphorbia spathulata J. M. DiTomaso 2002-5-17 s.n. Siskiyou 8 miles northeast of Montague. On York Road, 300 meters east of intersection with Mulloy Road. 0 Comment
  CDA35310  Euphorbia spathulata T. C. Fuller 1963-6-5 10578 a Amador Old U. C. Experimental Station, ca. 5 miles northwest of Jackson. 0 Comment
  CDA9447  Euphorbia spathulata D. G. Kelch 2002-5-13 s.n. San Mateo Pulgas Ridge; SF watershed. Between Ralston Ave & I-280. 0 Comment
  HSC8032  Euphorbia spathulata D. E. Anderson 1962-4-14 1993 Lake 36 mi. W of Williams on Hwy. 20 457 Comment
  JEPS52428  Euphorbia spathulata Joseph P. Tracy 1926-5-9 7455 Humboldt near Bridgeville; Northern Coast Ranges 762 Comment
  JEPS84835  Euphorbia spathulata J. Stratford 1982-4-6 Alameda just above Columbine Trail (Hawk Ridge, Anthony Chabot Regional Park); Anthony Chabot Regional Park Comment
  JROH1970  Euphorbia spathulata Herbert Dengler 1963-4-21 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; 500' N.E. of serp. Comment
  JROH1971  Euphorbia spathulata Karen Weissman 1970-4-15 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Area H Comment
  NY1001168  Euphorbia spathulata M. J. Williams 1988-5-30 88- 26 --12 Modoc Jess Valley, east of Likely, south of roadside rest 1524 Comment
  OBI14378  Euphorbia spathulata Robert F. Hoover 1949-5-1 7653 San Luis Obispo Cholame Valley at jctn of Cottonwood and Polonio Pass rds Comment
  OBI34296  Euphorbia spathulata David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15791 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. t30S, R16E, sects 28, 32, 33 Comment
  OBI35765  Euphorbia spathulata Allison Berry 1984-5-8 176 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI48214  Euphorbia spathulata David J. Keil, Rhonda Riggins and Dirk R. Walters 1990-3-9 21326 San Luis Obispo Campus of Calif Polytechnic State Univ Poly Cyn Comment
  OBI57755  Euphorbia spathulata David J. Keil 1998-6-1 27576 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  OBI57816  Euphorbia spathulata David J. Keil 1998-6-8 27699 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1-0.9 miles along spur road from Bitterwater Rd. Comment
  PGM2314  Euphorbia spathulata Vern Yadon 1983-4-12 Monterey Diablo Range, Priest Valley near Mile Marker 20, Highway 198 E side of Mustang Grade Comment
  PGM5779  Euphorbia spathulata Beatrice F Howitt 1963-5-26 1594 Monterey Santa Lucia Mountains, Cruikshank Trail Los Padres Nat F, Along trail Comment
  PGM7177  Euphorbia spathulata Verns Yadon 2003-5-9 Fresno Cantua Creek, 12.5 miles in from Derrick Rd Comment
  POM137436  Euphorbia spathulata R. W. Summers 1880-4-25 8687 San Luis Obispo Glades of the Santa Lucia Mts. Comment
  POM138028  Euphorbia spathulata E. B. Copeland 1903-7-3 3523 Siskiyou Klamathon. Comment
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Jan 23 2011
  POM181147  Euphorbia spathulata J. T. Howell 1931-3-29 6030 San Benito San Benito River Canyon 8 miles from Hernandez. Comment
  POM223330  Euphorbia spathulata L. S. Rose 1935-5-4 35151 San Mateo Burlingame. Comment
  POM424893  Euphorbia spathulata C. F. Smith 1962-5-23 6897 Santa Barbara Indian Creek near Camuesa Anyon Road, upper Santa Ynez River watershed. Comment
  RSA0027420  Euphorbia spathulata Barbara Ertter 1990-5-12 8930 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 183 Comment
  RSA0108858  Euphorbia spathulata Steven A. Junak 1998-6-12 SCa- 727 Los Angeles Santa Catalina Island: Slopes on E side of Catalina Harbor, upslope from Del Rey Yacht Club. 73 Comment
  RSA0114751  Euphorbia spathulata Steven A. Junak 1998-4-10 WA- 458 Ventura West Anacapa Island. SW side of island, at SE end of lower terrace, near base of escarpment between lower and middle terraces. 116 Comment
  RSA10686  Euphorbia spathulata C. B. Wolf 1928-5-3 1801 Napa 5 miles north of Calistoga, Mt. St. Helena Grade. Comment
  RSA135382  Euphorbia spathulata Volney Rattan 1877-4-27 s.n. San Francisco Catholic Cemetery. Comment
  RSA14972  Euphorbia spathulata L. S. Rose 1935-5-4 35151 San Mateo Burlingame. Comment
  RSA158215  Euphorbia spathulata P. H. Raven 1962-5-9 17675 Los Angeles Near head of canyon above Mosquito Cove, San Clemente Island 335 Comment
  RSA318247  Euphorbia spathulata Jeffrey A. Caldwell 1971-4-17 s.n. Monterey Pitt Ranch Biological Station of Pomona College; 3.6 miles southwest of Parkfield. 609 Comment
  RSA325084  Euphorbia spathulata L. Ahart 1984-3-24 4518 Sutter Myers Ranch, Sutter Buttes, west of Marysville. 50 Comment
  RSA341386  Euphorbia spathulata C. F. Smith 1950-4-30 2703 San Luis Obispo Along road northeast of Pinole Land 7 Cattle Company headquarters, about 3 miles airline southwest of Yeguas Mountain. Comment
  RSA388679  Euphorbia spathulata C. F. Smith 1962-5-23 6879 Santa Barbara Indian Creek near Camuesa Anyon Road, upper Santa Ynez River watershed. Comment
  RSA432512  Euphorbia spathulata Glenn A. Gorelick 1966-4-28 s.n. Yolo Growing in backyard as a weed, 418 1/2 2nd Street, David. Comment
  RSA433509B  Euphorbia spathulata Samuel R. Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon. 427 Comment
  RSA433510A  Euphorbia spathulata Anstruther Davidson 1890-1 s.n. Los Angeles Foothills. Comment
  RSA433511B  Euphorbia spathulata Anonymous 1900-5-27 s.n. Placer Duncan Comment
  RSA433517  Euphorbia spathulata W. Bridge Cooke 1940-6-20 15154 Siskiyou Along the Pacific Highway (US99) in the Klamath River Gorge below Hornbrook. Comment
  RSA499127  Euphorbia spathulata L. S. Rose 1935-5-4 35151 San Mateo Burlingame. Comment
  RSA505598  Euphorbia spathulata Barbara Ertter 1986-5-11 6110 Calaveras Ca. 2 airmiles NW of Valley Springs, crest of Campo Seco Rd. W of Campo Seco, 1 mi from jct. Bueno Vista Rd. 122 Comment
  RSA572320  Euphorbia spathulata Robert F. Hoover 1938-4-27 3256 San Mateo Four miles south of San Jose. Comment
  RSA587373  Euphorbia spathulata Orlando Mistretta 1995-4-25 1648 B Los Angeles San Gabriel Mtns, Kitter Canyon. 1113 Comment
  RSA600255  Euphorbia spathulata L. C. Wheeler 1954-4-30 7144 Los Angeles San Hose Hills ca. 1/2 mi. northwesterly from Puddingstone Dam. Comment
  RSA643839  Euphorbia spathulata Steven A. Junak 1997-3-13 SCI- 767 Santa Barbara San Clemente Island: E side of terrace, just E of the head of Mosquito Canyon, ca. 0.45 miles SE of Triangulation Point ''Rest''. 365 Comment
  RSA70545  Euphorbia spathulata F. W. Peirson 1908-4-18 2037 Los Angeles Point Fermin Comment
  RSA713289  Euphorbia spathulata Mark Elvin, Scott Boczkiewicz 2005-2-5 3962 San Diego Peninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canyon. 183 Comment
  RSA798521  Euphorbia spathulata E. Painter, E. Neese 1997-3-24 HL- 3140 Monterey Fort Hunter Liggett (Training Area 25), near Earls Reservoir, ca. 3.5 air km north of Quail Top, ca. 6.0 air km WNW of mouth of McGowan Canyon. 300 Comment
  RSA93454  Euphorbia spathulata M. S. Baker 1936-1 8624 Lake 1.9 miles E. of Middletown along Hiway near Serpentine Hill. Comment
  SBBG108974  Euphorbia spathulata S. A. Junak 1997-3-13 SCl 767 Los Angeles just E of the head of Mosquito Cyn, ca. 0.45 mi SE of Triangulation Pt "Rest" 365 Comment
  SBBG119981  Euphorbia spathulata A. C. Sanders, T. Wotipka, M. A. Elvin 2003-4-29 26149 Los Angeles Newhall Ranch, NE of the filtration plant, N of Charlie Cyn, 1.2 air mi E Lake Hughes Rd 488 Comment
  SBBG17778  Euphorbia spathulata P. H. Raven 1962-5-9 17675 Los Angeles above Mosquito Cove 335 Comment
  SD244684  Euphorbia spathulata David Keil 1998-6-8 27699 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1 -0.9 miles along spur road from Bitterwater Road. Comment
  SD8687  Euphorbia spathulata unknown 1887-4-30 San Diego San Diego Comment
  SEINET10739595  Euphorbia spathulata Ethel K. Crum 1938-5-7 Crum 1983 Yolo Cache Creek canyon, Inner North Coast Range, four miles north of Rumsey. 152 Comment
  SEINET10841025  Euphorbia spathulata Lowell Ahart 1984-3-24 Ahart 4518 Sutter Myers Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 50 m. 50 Comment
  SEINET7042520  Euphorbia spathulata A. G. Vestal 1963-5-28 s.n. Amador Shoulder along Route 88. 2.3 miles east of Route 49. Mokelumne Hill quadrangle UTM Zone 10, 698724mE, 4248383mN. Comment
  SEINET9602819  Euphorbia spathulata R. W. Summers 1880-4-25 s.n. San Luis Obispo Santa Lucia Mountains. Comment
  SEINET9605902  Euphorbia spathulata S. Eliades 1976-4-3 s.n. El Dorado Just off Hwy 193, just outside of Greenwood. 671 Comment
  SEINET9605953  Euphorbia spathulata K. K. Klein 1976-4-3 s.n. El Dorado Along Hwy 193, 1 mile from Greenwood. 671 Comment
  SFV8717  Euphorbia spathulata J. Addicott 1963-5-12 42 Colusa 11.2 miles from Highway 20 on road to Leesville. Comment
  SJSU5753  Euphorbia spathulata L. M. Stotelmyre 1970-4-11 118 Santa Clara Guadalupe Cr near outlet of Rincon Cr, Santa Cruz Mts Comment
  UC1058582  Euphorbia spathulata C. H. Lamoureux, J. M. Tucker, and Roman Gankin 1957-4-11 1218 Napa 5.6 mi n State Hwy. 128 junction with State Hwy. 37 (along State Hwy 128) Comment
  UC1198979  Euphorbia spathulata Joseph P. Tracy 1926-5-9 7455 Humboldt near Bridgeville; Northern Coast Ranges 762 Comment
  UC1198980  Euphorbia spathulata Joseph P. Tracy 1927-5-8 7977 Humboldt Phillipsville Northern Coast Ranges, South Fork of Eel River (slopes and groves facing South Fork of Eel River) 121 Comment
  UC1198981  Euphorbia spathulata Joseph P. Tracy 1927-5-30 8096 Humboldt Garberville; Northern Coast Ranges 121 Comment
  UC1285284  Euphorbia spathulata R. F. Hoover 1949-5-1 7653 San Luis Obispo at junction of Cottonwood road and Polonio Pass road (Cholame Valley); Cholame Valley Comment
  UC1541082  Euphorbia spathulata Clifton F. Smith 1962-5-23 6879 Santa Barbara near Camuesa Canyon Road (along Indian Creek, upper Santa Ynez River watershed); Santa Ynez River, Indian Creek Comment
  UC17625  Euphorbia spathulata Harley P. Chandler 1901-3-30 926 Santa Clara hills e San Martin Comment
  UC17627  Euphorbia spathulata Milo S. Baker 1894-6-15 Modoc Little Hot Spring Valley Comment
  UC17629  Euphorbia spathulata Geo. Hansen 1891-1 Amador Comment
  UC17638  Euphorbia spathulata State Survey 1800-1 6414 Mono Mono Pass Comment
  UC1818929  Euphorbia spathulata Barbara Ertter, Brad Olson, Diane Lake 1996-4-14 14586 Contra Costa East side of Mt. Diablo, access from Morgan Territory Rd. to Prospectors Gap Rd., gate between archery range and private ranch, open oak woodland. Comment
  UC2012957  Euphorbia spathulata Barbara Ertter 1990-6-23 9142 Mendocino Mountain Home Road 2.6 mi from Highway 128, ca 10 air miles NW of Cloverdale. Comment
  UC2062607  Euphorbia spathulata Barbara Ertter with Dan Norris 2001-4-8 17590 Contra Costa Lime Ridge Open Space east of Walnut Creek. Comment
  UC2062611  Euphorbia spathulata Barbara Ertter 2003-3-28 18134 Contra Costa Round Valley Regional Preserve, mid Hardy Canyon along High Creek. Comment
  UC302982  Euphorbia spathulata Joseph P. Tracy 1926-5-9 7455 Humboldt near Bridgeville; Northern Coast Ranges 762 Comment
  UC302983  Euphorbia spathulata Joseph P. Tracy 1926-5-2 7431 Humboldt near South Fork; Trinity River Valley 182 Comment
  UC353899  Euphorbia spathulata Milo S. Baker 1927-5-7 2120 a Sonoma slope opposite House-Maple Glen Comment
  UC455405  Euphorbia spathulata I. J. Condit 1909-3-27 San Luis Obispo North School Ridge North School Ridge, Calif. Poly. School; Calif. Poly. School Comment
  UC50292  Euphorbia spathulata H. M. Hall Apr 1903 3915 San Diego neard San Diego Comment
  UC502956  Euphorbia spathulata Joseph P. Tracy 1929-5-5 8578 Humboldt Miranda Northern Coast Ranges, South Fork of Eel River (slopes and groves along South Fork of Eel River) 121 Comment
  UC604879  Euphorbia spathulata Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9450 San Luis Obispo 10 mi e Santa Margarita (on State Hwy 178, open woods along Salinas River) Comment
  UCD142484  Euphorbia spathulata Perry S. Allen 1969-4-7 140 Stanislaus Upper Dominici Creek; 1.5 miles west of La Grange. Comment
  UCD142486  Euphorbia spathulata George F. Hrusa 1993-5-2 10879 Lake Between Bear Valley and Indian Valley Reservoir at N end of Walker Ridge. 630 Comment
  UCD142488  Euphorbia spathulata C. H. Lamoureux; J. M. Tucker and R. Gankin 1957-4-11 1218 Napa Along State Highway 128; 5.6 miles north of its junction with State Highway 37. Comment
  UCD142493  Euphorbia spathulata J. M. Tucker 1978-5-6 4407 Colusa On east side of Bear Valley Road, Bear Valley. 10.6 miles (by road) north of junction with State Highway 20. 365 Comment
  UCD142494  Euphorbia spathulata Barbara Yungert 1974-4-19 67 Yuba Sierra Foothill Field Station. SC-14 project area. Comment
  UCD20020  Euphorbia spathulata C. H. Lamoureux; J. M. Tucker and R. Gankin 1957-4-17 1218 Napa 5.6 miles N of junction of Routes 128 and 37 on Route 128. Comment
  UCD22736  Euphorbia spathulata C. H. Pinney 1975-5-10 129 Fresno Trimmer Springs Road. 13.6 miles east of Piedra. 320 Comment
  UCD35485  Euphorbia spathulata Beecher Crampton 1957-4-9 3923 Solano Solano County; 6 miles northeast of Vacaville. Comment
  UCD82337  Euphorbia spathulata Robin McMaster 1973-4-15 323 Yolo 100 yd from Hwy 16 junction with 20. Comment
  UCD82371  Euphorbia spathulata Robin McMaster 1973-4-15 344 Colusa 0.5 mi towards Bartlett Springs from Bear Valley Road. Comment
  UCSB3592  Euphorbia spathulata Beach, Kay 1943-5-11 Los Angeles Woods trail about 1 mile above Dalton; San Dimas Exp. Forest Comment
  UCSC002717  Euphorbia spathulata Grey Hayes 2000-5-8 52 Santa Clara on W side of road Mount Hamilton, Anderson Ranch Comment
  UCSC006840  Euphorbia spathulata Randall Morgan 1988-4-15 1124 Santa Clara Los Gatos, Top of Amaya Ridge Road, 100 Comment
  UCSC009725  Euphorbia spathulata D. Styer 2008-5-21 252 Monterey Grasslands between helipad and Deep Creek; Fort Ord National Monument Region J11 Comment



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