Search Results — 1625 specimen records retrieved (1463 records with coordinates)
Results for search: Scientific name=Croton californicus (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-BC168069  Croton californicus Sarah J. De Groot; Firoozeh Navidara 2003-12-12 3468 San Bernardino Whipple Mountains: Copper Basin Dunes OHV area, near Echo Lodge, along Parker Dam Road 128 Comment
  CAS-BOT-BC224893  Croton californicus Jeremiah George 2011-6-20 s.n. Los Angeles South Coast: Palos Verdes Estates, just east of junction of Palos Verdes Dr. North and Pso [Paseo] del Campo 92 Comment
  CAS-BOT-BC376113  Croton californicus L. Nye; G. Gust 2005-3-5 5 Imperial Off S2, ca. 6 miles NW of Ocotillo 281 Comment
  CAS-BOT-BC402173  Croton californicus R. F. Thorne; C. W. Tilforth; Larry E. DeBuhr; B. Tucker; R. K. Benjamin; et al 1976-10-30 48695 San Bernardino Granite Mountains, eastern Mojave Desert: Southern margin of Kelso Dunes, low sand dunes south of main, high dunes. 808 Comment
  CAS-BOT-BC421485  Croton californicus L. Nye; G. Gust 2005-3-5 5 Imperial Off S2, ca. 6 miles NW of Ocotillo. 281 Comment
  CDA11271  Croton californicus G. F. Hrusa, D. Ragan 1994-11-18 11999 Santa Barbara Guadalupe Dunes; Approx. 1 m. S of W terminus of Hwy. 166. Comment
  CDA15205  Croton californicus G. F. Hrusa 1998-7-21 14743 San Luis Obispo South Coast Ranges; Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Comment
  CDA15206  Croton californicus G. F. Hrusa 1998-7-21 14744 San Luis Obispo South Coast Ranges; Top of bank above Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Comment
  CDA17519  Croton californicus Austin Griffiths 1980-8-29 s.n. San Luis Obispo Central Coast; Arroyo Grande, behind Fair Oaks alleys, 1051 Grand Ave. in parking lot near SE edge. Comment
  CDA17554  Croton californicus Austin Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Central Coast; Near Little Coreopsis Hill to east. Comment
  CDA18503  Croton californicus Frank B. McMurry 1943-1 1353 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  CDA18554  Croton californicus Frank B. McMurry 1943-1 1352 Imperial Sonoran Desert; Imperial National Wildlife Refuge. 0 Comment
  CDA19683  Croton californicus A. Gilbert 1996-7-3 s.n. - 8 Monterey Fort Ord. 0 Comment
  CDA20022  Croton californicus A. Gilbert June 1996 s.n. San Luis Obispo Central Coast; Morro Bay. 0 Comment
  CDA21584  Croton californicus D. G. Kelch 2000-9-4 0 .146 Contra Costa CA Delta; N Oakley. Comment
  CDA35282  Croton californicus T. C. Fuller 1958-5-7 3860 San Bernardino Mill Creek Canyon, 1 mile above Green Spot. 0 Comment
  CHSC100227  Croton californicus John Dittes; Josephine Guardino 2006-12-10 1438 Ventura South Coast; ca. 2.1 air-miles SE of Point Magu, ca. 0.7 air-mile NW of Big Sycamore Canyon Creek, edge of large sand dune on northeast side of Coastal Highway-1. 7 Comment
  CHSC101342  Croton californicus LeRoy Gross; Steve Boyd, Michael Denslow, Lisa Rojas 2003-10-21 1167 San Bernardino Mojave Desert; Northcentral Mojave Desert region: Cat Mountain; in the Cronise Mountains, just north of the Interstate 15 freeway, west of Baker. Exit at Basin Road. Southeast side of the mountains above East Cronise Dry Lake. Dry rocky sandy river bed at base of dunes. 355 Comment
  CHSC109025  Croton californicus Orlando Mistretta; D. Bell, J. Beckman, J. England, K. Kane, et al. 2010-4-12 4604 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell; between N33.95609, W116.64365 and N33.95477, W116.64248. 525 Comment
  CHSC26336  Croton californicus James Henrickson 1971-5-29 5551 San Bernardino 19 air mi. NE of Banning in town of Morongo Valley. 835 Comment
  CHSC28688  Croton californicus M. S. Taylor 1977-1-4 1297 San Luis Obispo On bluff overlooking Morro Bay, at end of 1st Ave., in Baywood. 3 Comment
  CHSC33321  Croton californicus Lorraine M. Doyle 1980-4-3 8 San Bernardino Ca. 0.3 mi n of Santa Ana River, wash. 390 Comment
  CHSC35348  Croton californicus James Henrickson; R. Feldmeth 1973-5-7 9530 San Diego In N-S running Crest Canyon near corner of Crest Dr. and Del Mar Heights in city of Del Mar. 91 Comment
  CHSC57918  Croton californicus Blake A. Rowe 1986-6-24 46 Ventura On the n slope of Arroyo Verde Park, 7 km e of Hwy 101. 150 Comment
  CHSC611  Croton californicus M. Anthony 1954-4-13 San Bernardino Near San Bernardino Comment
  CHSC93232  Croton californicus John Dittes 2005-11-26 1300 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. Highschool; wash of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  CHSC95751  Croton californicus Joseph Marlowe Keefe 2001-1-24 31016 Los Angeles San Rafael Mountains. East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena, California,. 250 Comment
  CHSC95859  Croton californicus LeRoy Gross; Steve Fischer, Gary Wallace, et al. 2002-12-7 679 Los Angeles Transverse Ranges: San Gabriel Mountains Region: Limekiln Canyon. High-angle seismic plain in lower part of canyon before it empties into Pacoima wash. 518 Comment
  CHSC96398  Croton californicus Susan Bazell 2007-1-2 34 San Diego Above Borrego Mountain Wash next to jeep road to parking lot near The Slot. Just below where jeep road emerges from the wash onto higher level of parking area. 137 Comment
  CLARK-A1045-591  Croton californicus George K. Helmkamp 1977-5-15 San Bernardino Mojave Desert south base of Kelso sand dunes; ; Flynn 15'Q 761 Comment
  CLARK-A1045-630  Croton californicus George K. Helmkamp 1977-5-30 San Bernardino Kelso Sand Dunes Flynn 15'Q Comment
  CLARK-A1528-2633  Croton californicus Robin L. Kobaly 1972-5-17 Los Angeles San Gabriel Mountains 304 Comment
  CLARK-A1528-2644  Croton californicus Charles S. Papp 1963-6-29 310 Riverside Santa Ana River Comment
  CLARK-A1528-2691  Croton californicus John C. Roos 1965-6-27 San Bernardino Loma Linda 1000+ ft Comment
  CLARK-A1528-432  Croton californicus John C. Roos 1951-9-25 5297 Riverside Santa Ana River 259 Comment
  CSUSB1988  Croton californicus Sarah Koyama 2009-5-21 s.n. San Bernardino Southern California 434 Comment
  CSUSB2000  Croton californicus Amanda Ashley Douglas 2009-5-12 s.n. San Bernardino 474 Comment
  CSUSB2058  Croton californicus Jose A. Vazquez 2010-5-24 s.n. San Bernardino South west of the administrative services building at California State University San Bernardino 459 Comment
  CSUSB2105  Croton californicus Kristie Shrimplin Apr 2010 s.n. San Bernardino Between University Police Station and Parking Lot L at California State University of San Bernardino 473 Comment
  CSUSB2132  Croton californicus Janelle Williams 2009-5-26 s.n. San Bernardino Behind the campus of California State University, San Bernardino 487 Comment
  CSUSB2140  Croton californicus Carla Espinoza 2010-4-27 s.n. San Bernardino California State University San Bernardino campus, north of the Physical Sciences building south of the San Bernardino foothills, within 100 meters of North Campus Circle 364 Comment
  CSUSB253  Croton californicus Nancy Robb 1966-4-25 San Bernardino 100 yards west of north end of Devil's Canyon Road in open area. 609 Comment
  GMDRC1080  Croton californicus J. Andre 1997-4-17 4044 San Bernardino Kelso Dunes: Kelso Dunes: Along Kelbaker Rd, 3 mi. south of Kelso, growing in stabilized sand Near 34 deg. 59.162' N 115 deg. 38.992' W. Elev. 2100 ft. 640 Comment
  GMDRC4155  Croton californicus J. Andre, T. La Doux 2010-3-1 12564 Imperial Borrego Desert region: approx 2.5 mi. northwest of town of Ocotillo along Hwy S-2, at large transmission line crossing. 164 Comment
  GMDRC9548  Croton californicus J. M. Andre, T. La Doux 2017-4-21 37631 San Bernardino Kelso Dunes: Mojave National Preserve; southern end of dunes 0.6 mi. west of trailhead parking area, 0.2 mi. north of public access road, 3.6 mi. west of Kelbaker Rd 773 Comment
  HSC101376  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles San Gabriel Mtns.: Azusa, mouth of San Gabriel Canyon, 1 mi. north of Foothill Blvd. 201 Comment
  HSC24859  Croton californicus James Henrickson 1971-5-29 5551 San Bernardino 19 air mi. NE of Banning in the town of Morongo Valley 835 Comment
  HSC24981  Croton californicus R. W. Spjut 1972-1-31 2155 San Bernardino Mojave Desert, ca. 10 mi. E of 29 Palms along Hwy. from 29 Palms to Amboy 610 Comment
  HSC25245  Croton californicus R. W. Spjut 1972-2-22 2222 Orange Near S Laguna Beach along Hwy. 1 0 Comment
  HSC27844  Croton californicus R. W. Spjut 1973-4-13 3298 Riverside Colorado Desert, within the city limits of Palm Springs just N of the metropolitan area on Palm Canyon Drive, Hwy. 111 122 Comment
  HSC33942  Croton californicus J. P. Smith, J. O. Sawyer 1974-12-30 8012 San Diego 1 mi. E of the eastern boundary of Anza-Borrego Desert State Park. 152 Comment
Read comments
Feb 2 2017
  HSC66471  Croton californicus Christopher Davidson, A. P. Romspert, H. Surprenant 1979-4-29 7818 Riverside W of Indio, 3 mi. E of Date Palm Dr. 15 Comment
  HSC66726  Croton californicus D. Goforth, D. Reed 1980-3-25 362 Riverside Hwy. 195, 6 mi. E of Mecca, Box Canyon, Mecca Hills. 122 Comment
  HSC66727  Croton californicus D. Goforth, D. Reed 1980-3-25 361 Riverside Hwy. 195, 6 mi. E of Mecca, Box Canyon, Mecca Hills. 122 Comment
  HSC79298  Croton californicus G. K. Helmkamp 1983-10-8 - 37 Riverside TNC Big Morongo Preserve, S of town of Morongo Valley in Big Morongo Canyon, beside pipeline road 762 Comment
  HSC7964  Croton californicus H. E. Parks, S. T. Parks 1938-2-7 24100 Riverside Valle Vista 518 Comment
  HSC7965  Croton californicus J. W. Johnson 1961-3-29 Orange Newport Beach, slope overlooking Upper Newport Bay. Comment
  HSC7966  Croton californicus L. S. Rose 1969-9-11 69104 San Francisco Presidio 91 Comment
  HSC7967  Croton californicus L. S. Rose 1969-9-11 69104 San Francisco Presidio 91 Comment
  HSC7968  Croton californicus C. L. Hitchcock, C. V. Muhlick 1964-3-19 23162 Imperial 3 mi. S of Ocotillo Well, on the road to Fish Creek Comment
  HSC79850  Croton californicus James Henrickson, R. Feldmeth 1973-5-7 9530 San Diego In N-S running Crest Canyon near corner of Crest Dr. and Del Mar Heights in city of Del Mar. 76 Comment
  HSC85381  Croton californicus Steve Boyd 1986-2-6 1263 Imperial Cargo Muchacho Mtns., plains E of Mtns., Powerline Rd., 2.9 mi. W of Picacho Rd. Comment
  HSC8631  Croton californicus C. L. Hitchcock 1966-3-19 24279 Imperial 10 mi. W of El Centro Comment
  HSC86875  Croton californicus A. C. Sanders 1987-11-28 7434 San Bernardino Glen Helen Sheriff's Training Facility, lower Lytle Creek Wash between Verdemont Ranch and Glen Helen Rehabilitation Facility 520 Comment
  HSC91716  Croton californicus Susan H. Bicknell 1988-8-20 San Luis Obispo Montana de Oro State Park, Hazard Canyon Comment
  HSC91717  Croton californicus Susan H. Bicknell 1989-6-14 San Luis Obispo Montano de Oro Comment
  HSC91718  Croton californicus Susan H. Bicknell 1988-11-20 San Luis Obispo Montano De Oro Comment
  HSC91719  Croton californicus Susan H. Bicknell 1989-4-18 San Luis Obispo Montano de Oro Comment
  IRVC21733  Croton californicus Fred M. Roberts, G. A. Marsh 1984-10-16 1421 Orange east bluff, Newport Back Bay, 3.6km W UCI campus center; 0.1km S Camp Survey Mark, Newport Beach 15 Comment
  IRVC21762  Croton californicus Fred M. Roberts 1984-11-27 1436 Orange Novia St. bridge over San Juan Creek, 0.6km S Bench Mark 133, San Juan Capistrano 31 Comment
  IRVC25466  Croton californicus Fred M. Roberts 1987-4-21 3381 Orange Aliso Creek, Aliso Creek Bike Trail, 3.0km ENE Moulton Peak, Aliso Viejo 73 Comment
  IRVC27338  Croton californicus Mark A. Elvin 2005-3-15 4065 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. Peninsular Ranges, San Ysidro Mountains 213 Comment
  IRVC27624  Croton californicus Mark A. Elvin 2004-4-24 3328 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. San Ysidro Mountains 168 Comment
  IRVC27706  Croton californicus Mark A. Elvin 2004-12-20 3857 San Diego Leucadia; between Pacific Coast Highway 1 and railraod tracks and Encinitas and Leucadia Blvds. Southern Coastal 30 Comment
  IRVC28349  Croton californicus Mark A. Elvin 2005-9-24 4562 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. Southern Mojave Desert, Little San Bernardino Mtns 1075 Comment
  IRVC29006  Croton californicus A. C. Sanders, Mark Elvin 2002-6-25 25277 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  IRVC29262  Croton californicus A. C. Sanders 2003-5-26 26855 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel San Gabriel Valley 171 Comment
  IRVC29394  Croton californicus Mark A. Elvin 2006-4-1 4741 San Bernardino Dry Morrongo Wash at County line btween Riverside and San Bernardino at bridge of Hwy 62. Little San Bernardino Mtns; jct of Mojave and Colorado deserts 732 Comment
  IRVC29469  Croton californicus Mark A. Elvin, Mark Brunell 2006-6-11 4947 Santa Barbara Vandenberg Air Force Base; San Antonio Terrace (N of S.A. River); 0.5km S of Narlon; 1.4km E of Ocean. Central Coastal 37 Comment
  JEPS117741  Croton californicus Mark A. Elvin 2005-9-24 4562 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of yucca Valley; Water canyon wash. Comment
  JEPS48731  Croton californicus Marjorie D. Clary 1932-5-26 942 Riverside T. & K. ranch Mission Creek Comment
  JEPS52453  Croton californicus W. L. Jepson 1941-5-1 20556 San Bernardino Kelso Sand Dunes Mohave Desert (e end) 640 Comment
  JEPS52454  Croton californicus W. L. Jepson 1935-4-20 17096 San Diego Borrego Mt. Comment
  JEPS52455  Croton californicus W. L. Jepson October, 1894 13911 San Francisco Mountain Lake San Francisco Comment
  JEPS52456  Croton californicus W. L. Jepson 1928-4-28 12681 Santa Barbara Bicknell sta. 128 Comment
  JEPS52457  Croton californicus W. L. Jepson 1923-10-4 10211 Contra Costa Antioch Comment
  JEPS52458  Croton californicus W. L. Jepson 1922-7-23 9765 Monterey Monterey Comment
  JEPS52459  Croton californicus W. L. Jepson 1920-4-26 8818 San Diego Borrego Valley Colorado Desert (mesa w side of desert) Comment
  JEPS52460  Croton californicus W. L. Jepson 1920-4-26 8817 San Diego Borrego Valley Colorado Desert (mesa w side of desert) Comment
  JEPS52461  Croton californicus W. L. Jepson 1912-10-20 5188 San Bernardino Barstow Mohave River bed 640 Comment
  JEPS52462  Croton californicus W. L. Jepson 1912-6-6 4804 San Bernardino Barstow Mohave River bed 640 Comment
  JEPS52463  Croton californicus W. L. Jepson 1901-5-22 1404 Riverside Palm Canyon Mt. San Jacinto (and return to Van Deventer's ranch) Comment
Read comments
Jun 4 2016
  JEPS52464  Croton californicus W. L. Jepson 1901-5-17 1217 Riverside Riverside Comment
  JEPS52465  Croton californicus W. L. Jepson 1891-8-20 5 e San Francisco Mountain Lake San Francisco Comment
  JEPS52466  Croton californicus Frank W. Peirson 1918-10-16 276 Los Angeles Pacoima Canyon San Gabriel Mts. (at entrance) 457 Comment
  JEPS52467  Croton californicus John Thomas Howell 1927-8-1 2898 San Bernardino Warren's Well Mojave Desert (wash) Comment
  JEPS52468  Croton californicus J. W. Blankinship 1909-11-10 San Bernardino Colton Comment
  JEPS52469  Croton californicus Alice King Mar. 1908 Orange Anaheim Plain Comment
  JEPS52470  Croton californicus Julia A. Bettys 1929-5-20 Los Angeles near Redondo; Manhattan Beach Comment
  JEPS52471  Croton californicus Esther Hewlett 1918-1 47 San Diego Palomar Mt. Comment
  JEPS52472  Croton californicus L. M. Newlon 1922-3-26 305 San Diego Del Mar Grade; from La Jolla Comment
  JEPS52473  Croton californicus R. L. Pendleton 1905-9-25 Riverside Riverside Comment
  JEPS52474  Croton californicus F. M. Reed 1905-9-25 Riverside Riverside Comment
  JEPS52475  Croton californicus Jos. Burtt Davy 1896-10-18 2883 Los Angeles Pomona Comment
  JEPS52476  Croton californicus S. B. Parish Jun 11 1897-Jun 16 1897 4448 San Diego Oceanside 0 Comment
  JEPS52477  Croton californicus S. B. and W. F. Parish June, 1888 San Bernardino San Bernardino Comment
  JEPS52479  Croton californicus Mary Beal 1941-4-22 873 San Bernardino Lavic Mojave Desert Comment
  JEPS76592  Croton californicus L. R. Heckard 1977-10-13 4689 Kern Rogers Lake Edwards Air Force Base (sw end) Comment
  JEPS78980  Croton californicus Edward Lee 1935-6-11 1418 San Francisco n shore of south lake San Francisco, Lake Merced Comment
  JEPS79011  Croton californicus Edward Lee with Annetta Carter 1935-10-17 1626 Contra Costa Antioch; dunes Comment
  JEPS79012  Croton californicus Edward Lee with Annetta Carter 1935-10-17 1626 Contra Costa Antioch; dunes Comment
  JEPS90919  Croton californicus Dean W. Taylor 1989-9-29 10572 Monterey Highway 198 0.2 mi e of the overpass structoure of Highway 101 (San Lucas, Central Coast Ranges); Central Coast Ranges, San Lucas, Highway 198 106 Comment
  JEPS90920  Croton californicus Dean W. Taylor 1990-9-18 11551 Monterey Marina, along old Highway 1, 2 mi n of the North limit of the city Marina; Monterey Bay Area, Marina 335 Comment
  JOTR28932  Croton californicus La Doux, Tasha, Bill Truesdell, Erin Babich 2005-3-7 1168 Riverside Joshua Tree National Park. Eagle Mountains, southeast end near Pinto Wells 316 Comment
  JOTR28933  Croton californicus La Doux, Tasha, Bill Truesdell, Erin Babich 2005-3-7 1168 Riverside Joshua Tree National Park. Eagle Mountains, southeast end near Pinto Wells 316 Comment
  JOTR28934  Croton californicus La Doux, Tasha, Bill Truesdell, Erin Babich 2005-3-7 1168 Riverside Joshua Tree National Park. Eagle Mountains, southeast end near Pinto Wells 316 Comment
  JOTR29573  Croton californicus Andre, Jim 2006-4-26 6777 Riverside Joshua Tree National Park. ridgetop, w. of upper Long Canyon, approx. 0.5 mi. S. radio tower and of NE corner of boundary of park 1324 Comment
  JOTR30082  Croton californicus La Doux, Tasha, Bill Truesdell 2006-10-3 1721 Riverside Joshua Tree National Park. Pinto Basin: (Stop 1) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 668 Comment
  JOTR30162  Croton californicus La Doux, Tasha, Erin Babich 2009-6-8 1793 San Bernardino Joshua Tree National Park. Lost Horse Valley. 1243 Comment
  JOTR31735  Croton californicus La Doux, Tasha 2009-9-24 2057 San Bernardino Joshua Tree National Park. North Coxcomb Mountains, east of Clark's Pass; Stop 3: rocky pediments at base of rocky slopes 649 Comment
  JOTR32993  Croton californicus La Doux, Tasha, Jim Andre 2010-4-3 646 San Bernardino Joshua Tree National Park. Pinto Mountains; east of Ironage Mine, approximately 1 mi. east of Ironage Road, 4.8 mi south of Hwy 62 Comment
  JOTR32998  Croton californicus Andre, Jim, Tasha La Doux 2010-4-2 19588 San Bernardino Joshua Tree National Park. Pinto Mountains; 1.5 mi southeast of Clarks Pass (Hwy 62) 568 Comment
  JOTR33870  Croton californicus La Doux, Tasha, A. Miller and G. Clifton 2009-4-9 3051 Riverside Joshua Tree National Park. north eastern tip of Eagle Mountains; sand ramps 432 Comment
  JOTR34221  Croton californicus Andre, Jim, Tasha La Doux 2010-4-2 19588 San Bernardino Joshua Tree National Park. Pinto Mountains; 1.5 mi southeast of Clarks Pass (Hwy 62) 568 Comment
  JOTR35016  Croton californicus La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3114 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  JOTR35235  Croton californicus La Doux, Tasha, J. Hoines, T. Herskovits, M. Harding 2011-4-29 3657 San Bernardino Joshua Tree National Park. North of Indian Cove campground, approximately 0.5 miles west of trailhead for Boyscout Trail 890 Comment
  JOTR35992  Croton californicus Harding, Mitzi, Mark Wheeler 2012-9-4 203 Riverside Joshua Tree National Park. Clark's Pass; low area of mud flats surrounded by fine sand hills, just south of Highway 62 (stop 5) 538 Comment
  JOTR37459  Croton californicus Hodges, Stephen, T. Green 2016-5-24 581 Riverside Joshua Tree National Park. Quail Wash; Just east of Quail springs parking lot (Stop 4) Comment
  JOTR38427  Croton californicus Hodges, Stephen, James Heintz 2015-8-31 655 San Bernardino Joshua Tree National Park. N. Coxcomb Mountains, just south of 62 near northern extent of range Comment
  LA103384  Croton californicus Barry A. Prigge; 1985-10-19 6662 San Diego San Mateo Creek: S of San Clemente, 1.6 mi upstream from I-5 9 Comment
  LA105301  Croton californicus Barry A. Prigge; David S. Verity 1988-10-6 8338 .1 Los Angeles 12 Comment
  LA106929  Croton californicus K. E. Miyagishima; 1985-3-31 109 Imperial NW of Ocotillio on S2 126 Comment
  LA106930  Croton californicus K. E. Miyagishima; 1985-3-31 109 Imperial NW of Ocotillio on S2 126 Comment
  LA107086  Croton californicus Barry A. Prigge; Arthur C. Gibson 1993-4-23 10562 San Bernardino 8.5 km NE of Tiefort Peak, vicinity of transect 60 695.0 Comment
  LA200764  Croton californicus Norman A. Cole; May 1964 405 .8 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  LA200765  Croton californicus Norman A. Cole; May 1964 405 .8 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  LA201911  Croton californicus Arthur C. Gibson; 2003-6-14 4980 Los Angeles Simi Hills, NW edge Chatsworth Reservoir just E of Valley Circle Blvd, near Chatsworth Lake Manor Comment
  LA204870  Croton californicus Ronald E. Foreman; Flora Murray Scott, W. R. B. March 1924 Kern Tehachapi Mts, Bakersfield Comment
  LA204871  Croton californicus Carl Epling; March 1927 sn Riverside Whitewater Pass, near Palm Springs Comment
  LA204874  Croton californicus Carl Epling; March 1927 sn Riverside Whitewater Pass, near Palm Springs Comment
  LA204875  Croton californicus Martha Hilend Kinsey; 1933-4-30 sn San Bernardino Providence Mtns Comment
  LA204876  Croton californicus Martha Hilend Kinsey; 1933-4-30 sn San Bernardino Providence Mtns Comment
  LA204878  Croton californicus Miss Halflaud; March 1925 6491 Riverside Palm Springs Comment
  LA204879  Croton californicus Carl Epling; March 1925 6543 Los Angeles Clifton Comment
  LA204931  Croton californicus Carl Epling; William Robison 1932-4-9 sn San Diego Borego Springs Comment
  LA204932  Croton californicus A. M. Johnson; 1928-3-13 2856 Los Angeles Del Rey Hills Comment
  LA204933  Croton californicus A. M. Johnson; 1928-3-13 2856 Los Angeles Del Rey Hills Comment
  LA204934  Croton californicus Carl Epling; 1926-4-10 Los Angeles Simi Hills, Santa Susanna Pass, Comment
  LA204935  Croton californicus A. M. Johnson; 1928-3-13 2856 Los Angeles Del Rey Hills Comment
  LA204936  Croton californicus Harlan Lewis; 1940-3-2 1117 San Diego Borego Valley 152 Comment
  LA204937  Croton californicus Harlan Lewis; 1938-3-23 sn San Bernardino Redlands 426 Comment
  LA204938  Croton californicus J. A. Ewan; 1932-7-28 7704 Orange Corona del Mar Comment
  LA204985  Croton californicus M. Epling; Carl Epling May 1925 sn Los Angeles San Fernando Valley Comment
  LA204986  Croton californicus J. A. Ewan; 1931-1-1 sn Los Angeles Hyperion, near long wharf Comment
  LA204987  Croton californicus Robert G. Engman; sn San Diego Carlsbad Comment
  LA204988  Croton californicus Carl Epling; M. Epling 1925-6-6 8357 Monterey Marina 0 Comment
  LA204989  Croton californicus Elizabeth McClintock; 1938-4-9 sn Riverside Soboba Indian Reservation, San Jacinto Comment
  LA204990  Croton californicus A. M. Johnson; 1933-4-28 4208 Riverside Indian Wells, 15 mi. below {S] Palm Springs Comment
  LA211610  Croton californicus Mark A. Elvin; 1998-5-12 857 Riverside Along Santa Ana River between Colton and Riverside. 271.0 Comment
  LA28882  Croton californicus P. J. Remple; 1942-3-3 Riverside Garnet Springs near Palm Springs Comment
Read comments
Mar 13 2014
  LA30862  Croton californicus Jane Turner; Peter H. Raven, Barbara Whitesel 1959-3-15 C 164 Los Angeles Santa Monica Mountains, Point Dume Comment
  LA31381  Croton californicus Jane Turner; 1959-3-29 C 186 Riverside Morongo Wash Comment
  LA33482  Croton californicus Henry J. Thompson; 1959-10-23 1816 Los Angeles Santa Monica Mountains, Point Dume, on coastal bluff 15 Comment
  LA33489  Croton californicus Peter H. Raven; 1959-4-4 13945 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 9 Comment
  LA33964  Croton californicus Peter H. Raven; Henry J. Thompson 1959-10-4 14597 Ventura Santa Monica Mountains, Calleguas Creek, 1 mi N of Camarillo State Hospital 18 Comment
  LA47269  Croton californicus Peter H. Raven; 1961-9-17 16675 San Bernardino near Fontana Power Plant N of Rialto 457 Comment
  LA50639  Croton californicus L. Larson; 1928-4-21 85 Los Angeles Comment
  LA50640  Croton californicus M. Zaitlin; 1951-8-4 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  LA50641  Croton californicus Harlan Lewis; 1940-4-3 1279 Los Angeles Santa Monica Mountains, 10 mi. W of Malibu Beach Comment
  LA50642  Croton californicus A. H. Lange; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  LA82170  Croton californicus O. H. Kappler; 1941-5-22 273 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit of Mulholland Hwy. 609 Comment
  LA82194  Croton californicus O. H. Kappler; 1940-7-2 67 Los Angeles Santa Monica Mountains, Carbon Canyon Comment
  LA82195  Croton californicus O. H. Kappler; 1940-7-2 68 Los Angeles Santa Monica Mountains, Carbon Canyon Comment
  LA83308  Croton californicus O. H. Kappler; 1944-6-4 sn Los Angeles San Gabriel Mountains, Tujunga Canyon 457 Comment
  NY43331  Croton californicus C. R. Annable 1995-3-9 2255 Riverside BLM land, ca. 13km N of Rancho Mirage, behind A-1 Cement Comment
  OBI14411  Croton californicus Lewis S. Rose 1959-6-19 59028 San Francisco Presidio Comment
  OBI14413  Croton californicus Robert F. Hoover 1963-7-30 8585 San Luis Obispo Los Osos Valley Comment
  OBI14416  Croton californicus Robert F. Hoover 1966-10-5 10109 San Luis Obispo Nipomo Mesa S of Black Lake Cyn Comment
  OBI14417  Croton californicus Robert F. Hoover 1966-9-21 10073 San Luis Obispo 1 mi S of Edna on Price cyn rd to Pismo Beach Comment
  OBI14418  Croton californicus Robert F. Hoover 1969-8-9 11526 Monterey S edge of Monterey airport Comment
  OBI14419  Croton californicus Lewis S. Rose 1966-12-11 66097 Riverside Palm Springs 152 Comment
  OBI14420  Croton californicus Robert F. Hoover 1969-9-21 11604 San Luis Obispo S end of Morro Bay Comment
  OBI14421  Croton californicus F. Rush August1957 s.n. San Luis Obispo S. Morro Bay Comment
  OBI23401  Croton californicus Donald Price 1972-5-13 25 San Luis Obispo Pismo Beach Comment
  OBI24071  Croton californicus Janice M. Toyoshima 1979-8-27 Au 3 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI26132  Croton californicus David J. Keil 1976-12-12 11911 Riverside 5 mi E of Indio along I-10 Comment
  OBI26218  Croton californicus Mark E. Schneider 1974-8-7 s.n. San Luis Obispo S end of Morro Bay Comment
  OBI26695  Croton californicus E. R. Blakley 1973-1-14 7051 Santa Barbara Purisima Point, Vandenberg AFB 15 Comment
  OBI30078  Croton californicus L. Fountain 1966-4-1 72 Orange Near Rancho Santa Ana, at the end of Orangethorpe Ave Comment
  OBI31158  Croton californicus Julie M. Vanderwier 1978-5-28 62 San Luis Obispo Indian Knob Tar Sands Comment
  OBI31159  Croton californicus Julie M. Vanderwier 1978-5-28 62 San Luis Obispo Indian Knob Tar Sands Comment
  OBI31855  Croton californicus Robert J. Rodin 1956-5-29 6084 San Luis Obispo At S end of Morro Bay Comment
  OBI35282  Croton californicus Melody Dickens 1980-7-4 44 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  OBI35509  Croton californicus Lathrop, R. F. Thorne January1978 7845 San Bernardino Barstow to Vegas. Motorcycle raceway, T11N, R4E, sec 10. Alvord Quad Comment
  OBI39871  Croton californicus M. Roskey & F. Boyen, F. Boyen 1985-5-28 525 San Bernardino Morongo Cyn. SE of Morongo Valley. Along the pipeline rd in the main cyn. TNC land, about 300 yds into the area 732 Comment
  OBI4157  Croton californicus Julie R. Potter 1969-6-29 40 San Luis Obispo Morro Bay State Park Comment
  OBI42546  Croton californicus B. Pitzer 1986-5-24 247 Riverside Whitewater Cyn, ca 5 mi N of hwy I-10 on Whitewater Cyn rd. From N edge of hatchery to ca. 1/4 mi N of hatchery boundary. Whitewater 7.5' quad T2S, R3E, NE 1/4 sec 22 Comment
  OBI44876  Croton californicus David J. Keil 1987-5-2 20102 San Bernardino Ca. 2 mi S of kelso along kelbaker rd Comment
  OBI45878  Croton californicus B. Pitzer 1986-10-13 292 San Bernardino Yucaipa, at Oak Glen Crk wash, ca 0.5 mi S of Oak Glen Rd and 1.4 mi E of Bryant Rd 914 Comment
  OBI5021  Croton californicus Robert J. Rodin 1956-5-20 6055 San Luis Obispo S end of Morro Bay Comment
  OBI50314  Croton californicus Tawney Odegard 1985-7-20 62 San Luis Obispo Morro Bay kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, tur rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  OBI5038  Croton californicus Robert J. Rodin 1956-5-29 6085 San Luis Obispo At S end of Morro Bay Comment
  OBI52107  Croton californicus Larry Kelly, David J. Keil 1988-10-1 275 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI5352  Croton californicus Robert J. Rodin 1972-6-25 8708 a Santa Barbara Pt. Sal State Beach 305 Comment
  OBI53660  Croton californicus A. C. Sanders 1987-11-28 7434 San Bernardino Glen Helen Sheriff's Training Facility, lower Lytle Crk wash between Verdemont Ranch and Glen Helen Rehabilitation Facility 518 Comment
  OBI5385  Croton californicus Robert J. Rodin 1956-5-20 6055 San Luis Obispo S end of Morro Bay Comment
  OBI53900  Croton californicus Arthur W. Hazebrook 1992-11-14 167 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl adj to riparian corridor Comment
  OBI59248  Croton californicus G. F. Hrusa 1998-7-21 14743 San Luis Obispo South Coast Ranges. Price Cyn rd 2 mi SW of intersection with Hwy 227 at Edna. USGS Arroyo Grande NE 7.5 95 Comment
  OBI60490  Croton californicus Larry Kelly, David J. Keil 1988-10-1 275 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI6157  Croton californicus D. Waive Stager 1972-7-31 19 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI67580  Croton californicus David J. Keil 1993-4-23 23875 Santa Barbara Vandenberg AFB. El Rancho Rd at San Antonio Crk Comment
  OBI69883  Croton californicus Charles E. Blair 2002-3-4 89 Santa Barbara Vandenberg AFB, spur rd to Pine Cyn Lake, 0.2 mi from intersection with Pine Cyn Lake Rd 20 Comment
  OBI72806  Croton californicus Michael Walgren 2010-4-15 118 San Luis Obispo Morro Bay state park, at the E terminus of Pismo Ave in Los Osos. This new acquisition parcel is located S of Pismo Ave and abuts several homes. the parcel is known as Powell III . Near Pismo Ave Comment
  OBI75912  Croton californicus James M. Andre, G. L. Clifton 2011-2-22 17471 Riverside Coachella valley; just S of I-10 at Amtrak Train station parking, just W of N Indian Cyn Dr 186 Comment
  OBI75913  Croton californicus James M. Andre 2011-2-9 15946 Riverside Coachella Valley; along Varner Rd between Desert Hot Springs and Palm Desert; 2 mi N of I-10 189 Comment
  OBI78037  Croton californicus Dave Imper 1976-11-27 1 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  OBI81466  Croton californicus Jackson Bower, Molly Cluff, Shelby Stephen, Val King, Jack Morris 2015-11-7 4 San Luis Obispo Oceano Dunes trail; about 100 feet from trailhead Comment
  OBI82224  Croton californicus David J. Keil 2015-6-12 33226 Monterey Area adjacent to campus of California State University, Monterey Bay. Bordered to east and north by Imjin Road and to south by 8th Street and Engineering Equipment Road, and traversed by blocked-off northern extension of 6th Avenue 60 Comment
  OBI82227  Croton californicus David J. Keil 2015-6-12 33227 Monterey Area adjacent to campus of California State University, Monterey Bay. Bordered to east and north by Imjin Road and to south by 8th Street and Engineering Equipment Road, and traversed by blocked-off northern extension of 6th Avenue 60 Comment
  PASA1841  Croton californicus R. Peirce 1966-4-21 Riverside Windy Point, 2 mi. S. of White Water P.O. Comment
  PASA689  Croton californicus Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  PASA690  Croton californicus Annetta Carter 1928-1-29 Los Angeles Base of Sierra Madre Mts. Comment
  POM128526  Croton californicus A. D. E. Elmer 1902-09 4037 Monterey Del Monte. Comment
  POM137494  Croton californicus A. D. E. Elmer 1903-06 4457 Monterey Gigling Comment
  POM138273  Croton californicus S. B. Parish 1894-05 s.n. San Bernardino Near San Bernardino. Comment
  POM138276  Croton californicus C. F. Baker 1903-4-25 2825 Contra Costa Antioch. Comment
  POM138290  Croton californicus A. A. Heller 1903-6-22 8559 Monterey On the Salinas road near Del Monte Comment
  POM145598  Croton californicus L. R. Abrams 1927-4-30 11655 Kern Foot of Tejon Pass 19 miles south of Bakersfield. Comment
  POM17485  Croton californicus P. A. Munz 1923-4-1 6913 Orange 2 miles north of Laguna. 5 Comment
  POM177965  Croton californicus Joseph A. Ewan 1931-1-1 4006 Los Angeles Hyperion Comment
  POM201862  Croton californicus L. M. Booth 1932-5-26 1123 Orange Newport Bay Comment
  POM202575  Croton californicus Marcus E. Jones 1932-6-2 s.n. San Diego Near Encinitas. Comment
  POM203491  Croton californicus L. S. Rose 1933-10-21 33384 A San Francisco Presidio Comment
  POM221162  Croton californicus L. C. Wheeler 1936-8-24 4396 Monterey Del Monte Heights. 15 Comment
  POM266230  Croton californicus I. L. Wiggins 1940-4-20 9327 Monterey Along railroad between Neponset and Marina. Comment
  POM2749  Croton californicus T. S. Brandegee 1894-6-6 8559 San Diego Mission Valley Comment
  POM2750  Croton californicus Minnie Reed 1896-4-11 8559 San Diego Foster. Comment
  POM2751  Croton californicus J. F. Illingworth 1898-05 87 Los Angeles Claremont. 366 Comment
  POM2755  Croton californicus M. Hitchcock 1918-5-30 2 Los Angeles Indian Hill, Claremont Comment
  POM278344  Croton californicus Lyman Benson 1933-3-31 4154 Riverside US 66, 10 miles E of Banning 457 Comment
  POM278345  Croton californicus Lyman Benson 1932-5-22 3604 Kern Fort Tejon, Temblor Tehachapi Mt. Grapevine Creek Watershed; 1006 Comment
  POM278346  Croton californicus Lyman Benson 1933-5-6 4379 Kern Greenhorn Mountains. Caliente Wash. Caliente Creek watershed. 244 Comment
  POM280685  Croton californicus Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay region. Comment
  POM293088  Croton californicus Lyman Benson 1946-4-15 12021 Riverside 2 miles east of Banning, Colorado Desert. 609 Comment
Read comments
Jun 10 2008
  POM293096  Croton californicus Lyman Benson 1945-11-11 11953 San Diego Sand dunes, Borego [Borrego] Valley. 61 Comment
  POM296593A  Croton californicus Lyman Benson 1952-10-26 15078 San Bernardino Between Yermo and Baker. Comment
  POM319713  Croton californicus Patricia Wilder 1971-12-1 5335 San Bernardino Cajon Pass area, on E side of Cajon Creek S of the Devore Freeway on the W side of Cajon Blvd. 609 Comment
  POM48411  Croton californicus P. A. Munz 1924-6-26 8427 San Diego Vallecito Canyon, Laguna Mountains. 1067 Comment
  POM49363  Croton californicus I. M. Munz 1924-6-22 8279 San Diego Palomar Mts. 1524 Comment
  POM87055  Croton californicus Marcus E. Jones 1881-7-15 2383 San Francisco San Francisco. Comment
  POM87065  Croton californicus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  POM87117  Croton californicus Marcus E. Jones 1906-5-2 s.n. San Bernardino Kelso. 915 Comment
  POM87221  Croton californicus J. Clemens 1910-8-30 s.n. Monterey Monterey. Comment
  POM87222  Croton californicus J. Clemens 1910-8-30 s.n. Monterey Monterey. Comment
  POM87335  Croton californicus Marcus E. Jones 1903-5-11 A.M. Riverside Banning. 701 Comment
  RSA0011252  Croton californicus Fred M. Roberts, Lee Ann Caranza 2006-10-25 6454 Orange Dana Point Headlands south of Margarite Drive, 0.6km W Marine Institute and 1km SW Cook Sch. 58 Comment
  RSA0011253  Croton californicus Fred M. Roberts, Sandy Leatherman 2007-11-27 6670 Orange Yorba Linda: Santa Ana Canyon, Santa Ana River wash, S of E La Palma Road near Via Lomas de Yorba Linda, about 0.6 km W Gypsum Cyn. bridge. 113 Comment
  RSA0020372  Croton californicus Duncan S. Bell 2012-3-4 3131 Riverside Arica Mountains; along old railway line about 4.5 air miles south of the ghost town of Rice. 217 Comment
  RSA0021316  Croton californicus Duncan S. Bell, Amanda Bell 2011-1-29 2013 Imperial Superstition Mountains; southeast section of range, about 12 miles south of the Salton Sea. 127 Comment
  RSA0027455  Croton californicus Kristin Forgrave, April Garbat 2013-5-16 8 San Bernardino Copper Basin OHV area, west of Colorado River. From Parker, take Parker Dam Rd northeast for 10.8 miles to collection site. 130 Comment
  RSA0031410  Croton californicus Deidre Conocchioli, Caitlin Elam 2013-10-2 84 Imperial Sonoran Desert in Algodones Sand Dunes. From Glamis, take Ca-78 W for 6.5 miles. Turn left onto Gecko Rd and travel 4.6 miles to collection site. 81 Comment
  RSA0034095  Croton californicus Duncan S. Bell 2013-1-30 4455 Riverside The Mecca Hills; collecting beside the Coachella Canal and the powerlines at the base of the mountains in narrow desiccating depressions where winter rains had collected. 23 Comment
  RSA0042614  Croton californicus J. M. Andre 2013-3-3 23977 Imperial Yuha Desert, along Hwy 98 15.1 mi. ESE of Ocotillo, and west of Calexico. Near Pinto Wash crossing. 37 Comment
  RSA0043284  Croton californicus Jim Andre 2014-4-10 28449 San Bernardino along dirt road just SE of lower Fossil Cyn drainage, west end of Mud Hills, about 5 mi. NE of Harper Lake, approx 13 mi. NW of Barstow 781 Comment
  RSA0047642  Croton californicus J. M. Andre 2011-9-29 21012 San Bernardino south end of dunes along public access dirt road, 4.1 mi. west of Kelbaker Rd 766 Comment
  RSA0055778  Croton californicus R. G. Swinney 2010-4-28 12386 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0059788  Croton californicus LeRoy Gross, Joy England 2015-3-26 6864 Ventura Villeneuva property; Along the River and lower part of South Mountain, east of river. Started at the end of Mission Rock Road. Between Saticoy and Santa Paula. 56 Comment
  RSA0060282  Croton californicus LeRoy Gross, Pam DeVries, Otto Gasser 2015-4-16 7159 Ventura Aflalo Property. Entered at east end of property, from the south side of the river bed, at end of San Cayetano Street. Fillmore. 106 Comment
  RSA0060415  Croton californicus LeRoy Gross, Grace Cho, Dolores Gault Ruiz 2015-3-31 6923 Ventura Donton property; Along the river from east of the 101 freeway bridge between Ventura and Oxnard. 16 Comment
  RSA0062733  Croton californicus Nick Jensen, Neal Kramer 2014-9-7 2488 Kern Tejon Ranch. At base of the Tejon Hills on the main road heading north-south just of the transmission line corridor road. 185 Comment
  RSA0063969  Croton californicus LeRoy Gross, Joy England 2015-4-29 7259 Ventura Bunn-Birrell Property; Survey the river bed at junction of S. Mountain Road and Converse Road. Southwest area of Santa Paula. 57 Comment
  RSA0063971  Croton californicus LeRoy Gross, Joy England 2015-4-29 7258 Ventura Bunn-Birrell Property; Survey the river bed at junction of S. Mountain Road and Converse Road. Southwest area of Santa Paula. 57 Comment
  RSA0065628  Croton californicus LeRoy Gross, Joy England, Naomi S. Fraga 2015-5-6 7355 Ventura USC/Best Property; Off Pyle Road, south of Highway 126. Almost halfway between Santa Paula and Fillmore. 99 Comment
  RSA0068164  Croton californicus J. M. Andre 2014-5-8 29442 San Bernardino Near intersection of Pioneertown Rd and Pipes Cyn Rd, 3.4 mi. north of Pioneertown. 1306 Comment
  RSA0069589  Croton californicus LeRoy Gross, Sarah DeGroot, Cheryl Sevilla 2015-4-9 7054 Ventura Loughman/Peto Family Trust Properties; Along the river, just east of Santa Paula. End of S. Hallock Drive, south of Highway 126. 82 Comment
  RSA0069590  Croton californicus LeRoy Gross, Sarah DeGroot, Cheryl Sevilla 2015-4-9 7055 Ventura Loughman/Peto Family Trust Properties; Along the river, just east of Santa Paula. End of S. Hallock Drive, south of Highway 126. 82 Comment
  RSA0070219  Croton californicus Orlando Mistretta, Christine Mistretta 2005-4-3 2038 San Bernardino Base of range between Deer Canyon and Day Canyon. 762 Comment
  RSA0073318  Croton californicus LeRoy Gross, Joy England, Naomi S. Fraga 2015-5-6 7387 Ventura USC/Best Property; Off Pyle Road, south of Highway 126. Almost halfway between Santa Paula and Fillmore. 99 Comment
  RSA0073651  Croton californicus Fred M. Roberts 2010-3-12 7185 Orange Southeast Coast: Dana Point Headlands: Harbor Point Park, South of Green Lantern and west of Dana Point Harbor, c.a. 150 meters SE Interpretive Center. 50 Comment
  RSA0086774  Croton californicus R. G. Swinney 1967-5-26 11736 Riverside Snow Creek. 335 Comment
  RSA0087486  Croton californicus Thomas R. Stoughton, Sarah J. De Groot 2016-2-23 2095 San Bernardino Pinto Mountains area, E of Humbug Mountain off Gold Crown Road. 610 Comment
  RSA0088149  Croton californicus R. G. Swinney 2010-5-4 12515 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA0088481  Croton californicus J. G. Ocon 2016-4-9 19 San Bernardino Oak Glen, LA Basin, White Water Preserve. Comment
  RSA0088625  Croton californicus Mitch Provance 2007-6-15 607 -03 Kern San Joaquin Valley: SW side of Sand Ridge, 6 miles NNE of Arvin, at the east end of E Panama Rd. 229 Comment
  RSA0091121  Croton californicus R. G. Swinney 2010-4-13 12189 Los Angeles 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA0092765  Croton californicus Nick Jensen, Evan Meyer, LeRoy Gross 2015-3-30 3358 Kern Large wash just north of and feeding into Comanche Creek. East side of the Tejon Hills. 279 Comment
  RSA0094779  Croton californicus Jim M. Andre 2014-2-21 28784 San Bernardino about 25 mi NE of Barstow,1.0 mi. NNE of Interstate 15 at Field Rd exit. 589 Comment
  RSA0105675  Croton californicus Duncan S. Bell, Amanda Turek 2010-4-9 739 San Bernardino About 5 air miles northwest of the Arica Mountains; collecting in sand dunes to the south of Highway 62. 251 Comment
  RSA0107841  Croton californicus Duncan S. Bell, Thomas Stoughton 2010-3-20 585 San Bernardino Northwest section of the Arica Mountains; just to the south from where the large western drainage crosses Highway 62. 245 Comment
  RSA0115483  Croton californicus Jim M. Andre 2016-2-22 34685 San Diego Borrego Desert: along Henderson Canyon Rd, just west of 90 deg turn, about 4.5 mi. NW of Borrego Springs (Xmas Circle). 203 Comment
  RSA0120482  Croton californicus Duncan S. Bell, Robin Kobaly, Donna Thomas 2016-3-12 8893 San Bernardino Big Morongo Canyon on the Sand to Snow National Monument; collecting in a large side canyon approximately 2 miles west of Sherman Shady Spring. 1360 Comment
  RSA11359  Croton californicus C. Epling 1932-5-28 s.n. San Diego Banner Comment
Read comments
May 28 2009
  RSA127348  Croton californicus H. M. Pollard 1958-10-10 s.n. Santa Barbara Along southern pacific railroad, east of Carpinteria. Comment
  RSA127349  Croton californicus H. M. Pollard 1958-10-10 s.n. Santa Barbara Along southern pacific railroad, east of Carpinteria. Comment
  RSA127857  Croton californicus P. H. Raven 1959-4-4 13945 Los Angeles East of Zuma Beach; Point Dume. 9 Comment
  RSA127987  Croton californicus H. J. Thompson 1958-10-23 1816 Los Angeles Point Dume. 30 Comment
  RSA135383  Croton californicus Volney Rattan 1881-08 s.n Santa Barbara Santa Barbara Comment
  RSA149688  Croton californicus George W. Barclay 1837-11 1707 San Francisco San Francisco. Comment
  RSA150911  Croton californicus P. H. Raven 1962-3-3 16883 Riverside San Gorhonio Pass 0.5 mile east of Whitewater 183 Comment
  RSA151188  Croton californicus P. H. Raven 1961-9-17 16675 San Bernardino Near Fontana Power Plant north of Rialto 457 Comment
  RSA162837  Croton californicus J. D. Olmsted 1959-3-27 315 Los Angeles On terrace 1/4 mile SW of stream gaging station below San Dimas Ranger station; Mt. Range: San Gabriel Mts; Drainage area: San Dimas Creek. 488 Comment
  RSA165963  Croton californicus E. R. Blakley 1962-3-13 4864 Santa Barbara Bartlett Canyon N of Goleta in Santa Ynez Mts. 91 Comment
  RSA167007  Croton californicus H. M. Pollard 1961-8-31 s.n. Santa Barbara Southern Pacific Railroad east of Carpinteria Creek, Carpinteria. Comment
  RSA169375  Croton californicus L. S. Rose 1963-6-8 166 Monterey Seaside. 3 Comment
  RSA18056  Croton californicus C. B. Wolf 1929-4-14 3503 Santa Barbara Coastal sand dunes, 4 mi. south of the Surf. 30 Comment
  RSA181360  Croton californicus James I. McMurphy 1908-10-18 s.n. Contra Costa Antioch. Comment
  RSA182391  Croton californicus Joseph A. Ewan 1931-11-12 5300 Santa Barbara Sisquoc Road, 2 mi. E of Orcutt Comment
  RSA2005  Croton californicus C. B. Wolf 1931-5-13 2001 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  RSA201184  Croton californicus Peter Rubtzoff 1951-10-7 827 Contra Costa Along lower San Joaquin River, east of Antioch. Comment
  RSA212511  Croton californicus Peter Rubtzoff 1957-10-13 3574 San Francisco Presidio. Area above Bakers Beach, near Lincoln Boulevard. Comment
  RSA212512  Croton californicus Peter Rubtzoff 1956-8-25 2789 San Francisco Hills east of Lake Merced, south of Stanley Drive. Comment
  RSA216858  Croton californicus Robert F. Hoover 1966-10-5 10109 San Luis Obispo Nipomo Mesa south of Black Lake Canyon. Comment
  RSA222887  Croton californicus Gerald L. Benny 1971-4-16 305 San Bernardino Day Canyon. 915 Comment
  RSA233456  Croton californicus R. F. Thorne 1967-3-17 41629 San Bernardino W. of mouth of Cucamonga Canyon. 640 Comment
  RSA256403  Croton californicus Robert A. Norris 1974-7-7 2105 San Francisco East of Baker Beach between Lobos Creek and conifer forest, San Francisco Comment
  RSA279103  Croton californicus R. F. Thorne, C. W. Tilforth 1971-4-9 41541 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  RSA289534  Croton californicus Edward Lee, Annetta Carter 1935-8-17 1626 Contra Costa Antioch. Comment
  RSA29302  Croton californicus F. F. Gander 1941-4-30 9262 San Diego near base of hills south of Vallecito Stage Station. 750 Comment
  RSA305071  Croton californicus H. J. Ramsey, Henry J. Ramsey 1937-1-2 348 Los Angeles Altadena, vicinity of Craig Ave. 396 Comment
  RSA305935  Croton californicus Fay A. MacFadden 1934-2-21 12441 Los Angeles Culver City. Comment
  RSA31405  Croton californicus H. M. Pollard 1946-12-7 s.n. Ventura Bank east of river's mouth, Ventura. Comment
  RSA314443  Croton californicus R. F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55430 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  RSA316996  Croton californicus T. S. Elias, Walter Wisura 1984-7-27 8514 Los Angeles North of Malibu; Point Dume. Comment
  RSA33476  Croton californicus N. C. Cooper 1944-4-21 1141 Riverside Banning 701 Comment
  RSA33619  Croton californicus N. C. Cooper 1944-7-15 1546 Riverside Banning. 701 Comment
  RSA338154  Croton californicus C. W. Tilforth, Robert F. Thorne, Avi Shmida, B. A. Prigge, et al. 1978-5-9 51235 San Bernardino Kelso Dunes; southern edge of Kelso Dunes near Bull Canyon Wash from Granite Mountains 732 Comment
  RSA33866  Croton californicus N. C. Cooper 1943-9-10 918 Riverside Banning. 610 Comment
  RSA341996  Croton californicus R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54120 Riverside San Bernardino Mts: Sandy beach along Whitewater River, E of bridge and levee and below W-facing bluff 412 Comment
  RSA358485  Croton californicus R. F. Thorne 1974-6-30 44738 San Bernardino Parker Dam: A few miles N of dam. 130 Comment
  RSA381404  Croton californicus R. F. Thorne 1968-9-24 41386 San Bernardino San Gabriel Mts. San Bernadino National Forest: Cajon Pass along stream at campground. Comment
  RSA38991  Croton californicus E. A. Purer 1932-3-15 2741 San Diego Silver Strand. Comment
  RSA394832B  Croton californicus D. Koutnik 1978-4-28 419 Los Angeles Point Dume near Zuma Beach. 46 Comment
  RSA418516  Croton californicus Jerry A. Powell 1972-6-1 931 San Luis Obispo Oso Flaco Lake, 5 miles S of Oceano. Comment
  RSA427  Croton californicus J. T. Howell 1927-6-6 47 Orange Santa Ana River bottom, Rancho Santa Ana. 152 Comment
  RSA428  Croton californicus J. T. Howell 1927-8-1 544 San Bernardino Warren's Well, Mojave Desert 915 Comment
  RSA429  Croton californicus J. T. Howell 1928-7-9 1060 Riverside Temescal Canyon, 6 miles south of Glen Ivy 335 Comment
  RSA450063  Croton californicus J. C. Roos 1965-6-27 s.n San Bernardino Loma Linda Hills. 305 Comment
  RSA466271A  Croton californicus A. C. Sanders 1987-11-28 7434 San Bernardino Glen Helen Sheriff's Training Facility, lower Lytle Creek Wash between Verdemont Ranch and Glen Helen Rehabilitation Facility. 518 Comment
  RSA479349  Croton californicus Louis Greata 1900-08 s.n. Los Angeles Sandy washes, W. Pasadena Comment
  RSA479350  Croton californicus Edwin Kline 1924-6-22 s.n. Los Angeles Mt. Wilson Comment
  RSA479351  Croton californicus Frances M. Morey 1922-04 s.n. Los Angeles Culver City Comment
  RSA479352  Croton californicus Charles F. Seymour 1902-6-3 s.n. Los Angeles Across from campus on Westley Ave. [USC ] Comment
  RSA479353  Croton californicus Johnstone 1937-7-25 s.n. Los Angeles Angeles Crest Blvd. Comment
  RSA479354  Croton californicus M. B. Dunkle 1934-9-30 3823 Los Angeles Long Beach, San Gabriel River. 9 Comment
  RSA479355  Croton californicus Fay A. MacFadden 1931-3-29 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA479356  Croton californicus F. R. Fosberg 1930-7-3 S - 3107 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA479357  Croton californicus R. F. Folger 1929-12 s.n. Los Angeles El Segundo. Comment
  RSA479358  Croton californicus Jack Rempel 1932-3-19 s.n. Los Angeles El Segundo. Comment
  RSA479359  Croton californicus Elizabeth A. White 1928-05 s.n. Los Angeles El Segundo. Comment
  RSA479362  Croton californicus L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA479363  Croton californicus F. R. Fosberg 1931-8-30 55611 Los Angeles El Segundo. Comment
  RSA480555  Croton californicus James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  RSA480559  Croton californicus Howard Mullins 1931-3-27 s.n. Los Angeles El Segundo. Comment
  RSA480560  Croton californicus Florence Collins 1942-4-15 s.n. Los Angeles El Segundo. Comment
  RSA480561  Croton californicus A. Menke 1955-3-26 s.n. Los Angeles Point Dume, California. Comment
  RSA480562  Croton californicus G. R. Johnstone 1925-3-8 17842 Los Angeles Catalina Island Comment
  RSA480565  Croton californicus F. R. Fosberg 1919-6-23 S- 2993 Los Angeles Del Rey. 1 Comment
  RSA480566  Croton californicus Ora M. Clark 1928-12-23 1382 Los Angeles Hermosa. Comment
  RSA480567  Croton californicus L. E. Hoffman 1931-7-18 s.n. Los Angeles Hermosa Beach. Comment
  RSA480568  Croton californicus L. E. Hoffman 1933-7-17 s.n. Los Angeles Hermosa Beach. Comment
  RSA480572  Croton californicus N. C. Cooper 1943-10-9 953 Riverside Hemet. 304 Comment
Read comments
Apr 29 2011
  RSA480573  Croton californicus Albert J. Perkins 1895-05 s.n. Riverside Near Riverside. Comment
  RSA480574  Croton californicus M. B. Dunkle 1933-3-4 3060 Riverside Painted Canyon, Colorado Desert. 30 Comment
  RSA480575  Croton californicus N. C. Cooper 1943-9-26 935 Riverside Cabazon. 549 Comment
  RSA480576  Croton californicus N. C. Cooper 1944-4-21 1142 Riverside Banning 701 Comment
  RSA480577  Croton californicus P. J. Remple 1942-3-3 s.n. Riverside Garnet Station. Comment
  RSA480579  Croton californicus W. Hutchinson 1921-4-1 s.n. Riverside Palm Springs Comment
  RSA480580  Croton californicus B. C. Templeton, C. B. Clokey, J. W. Clokey 1930-4-15 1488 Riverside Near Gavilan Peak. 500 Comment
  RSA480583  Croton californicus B. C. Templeton 1931-11-9 s.n. San Bernardino Cajon Pass Comment
  RSA480584  Croton californicus Elbert Benjamine 1929-4-7 121 Riverside San Gorgonio Pass. Comment
  RSA480585  Croton californicus L. C. Wheeler 1936-6-25 4185 San Bernardino Mouth of Frankish canyon, 1 mi W Cucamonga Canyon. San Gabriel Mountains. 731 Comment
  RSA480586  Croton californicus Aloys Nicholson 1930-5-26 s.n. San Bernardino San Bernardino Mts., Cajon Pass. Comment
  RSA480587  Croton californicus A. R. Roos 1922-11-8 s.n. San Bernardino Near Loma Linda 915 Comment
  RSA480589  Croton californicus M. B. Dunkle 1933-5-14 3530 San Bernardino Redlands. Comment
  RSA480590  Croton californicus Ernest Braunton 1901-07 1931 San Bernardino Redlands Comment
  RSA480591  Croton californicus James B. McNair 1934-4-1 s.n. San Bernardino North of Rialto. Comment
  RSA480592  Croton californicus F. R. Fosberg 1931-11-22 7075 San Bernardino Lytle Creek Wash, Highland Ave. 400 Comment
  RSA480594  Croton californicus Edwin Kline 1920-7-1 s.n. Santa Barbara Buelton. [Buellton] Comment
  RSA480595  Croton californicus M. B. Dunkle 1933-4-23 3369 San Diego 2 mi. south of Rincon. Comment
  RSA480596  Croton californicus H. M. Pollard 1964-3-15 s.n. Santa Barbara Upper Fox Canyon, Las Positas Road, Santa Barbara. Comment
  RSA480597  Croton californicus Malcolm M. Rice 1924-1 1953 Santa Barbara South of Oak Park Santa Barbara. Comment
  RSA480685  Croton californicus E. A. Purer 1932-7-16 3841 Monterey Del Monte. Comment
  RSA480686  Croton californicus Josephine Derigo 1941-7-18 s.n. Orange Anaheim Comment
  RSA480688  Croton californicus E. A. Purer, Freda Detmers 1931-9-1 13864 San Diego Silver Strand, San Diego Bay. Comment
  RSA480689  Croton californicus H. de Forest, Jack Rempel 1933-4-14 17363 San Diego Nigger Canon, W. Grade of the Palomar Mt road Comment
  RSA480690  Croton californicus M. B. Dunkle 1933-4-23 3333 San Diego Beach near Encinitas Comment
  RSA480693  Croton californicus E. A. Purer 1932-8-28 16261 San Luis Obispo Oceano. Comment
  RSA480694  Croton californicus F. R. Fosberg 1931-7-19 S- 5847 Ventura Point Mugu, Ventura. Comment
  RSA481640  Croton californicus M. O. Bagley 1988-4-27 2481 San Bernardino About 9.3 mi east of Kramer Junction along transmission route. Comment
  RSA481998  Croton californicus Richard Noyes 1988-9-18 749 San Bernardino San Antonio Canyon. East margin on wash behind San Antonio Dam; along Mountain Avenue. Comment
  RSA4829  Croton californicus James Snow 1932-1 s.n. Orange Bryant Ranch, near Long Beach. Station #1. Plant #3. Comment
  RSA498614  Croton californicus T. H. J. 1931-07 s.n. Los Angeles El Segundo. Comment
  RSA498987  Croton californicus Donald A. Johansen 1933-8-4 s.n. San Bernardino Near Pine Bench. 1570 Comment
  RSA499003  Croton californicus C. Epling, Wm. Robison 1932-4-9 s.n. San Diego Borego Spring. Comment
  RSA51230  Croton californicus P. H. Raven 1950-5-18 2112 San Francisco Bayview Hills. Comment
  RSA51364  Croton californicus L. S. Rose 1949-9-7 49176 San Francisco Lake Merced. Comment
  RSA516691  Croton californicus Marc Baker, Bob Johnson 1990-8-8 7895 San Bernardino [Unspecified] 287 Comment
  RSA518499  Croton californicus H. Green, Lorin Hicks 1978-4-26 s.n. San Bernardino Ward Valley; W of Needles. Comment
  RSA543194  Croton californicus Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6114 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain 3 miles N Highway 79, 1 mile W of Highway 371, N of Aguanga. 600 Comment
  RSA569470  Croton californicus Edwin Kline 1920-7-1 s.n. Santa Barbara Buelton. [Buellton] Comment
  RSA569524  Croton californicus Anonymous 1928-4-21 s.n. San Bernardino Upland. Comment
  RSA569530  Croton californicus E. S. Spalding 1931-7-31 s.n. Los Angeles Manhattan Beach. Comment
  RSA569533  Croton californicus E. S. Spalding 1931-8-12 s.n. San Bernardino Oak Glen 1524 Comment
  RSA577339  Croton californicus F. G. Woodcock 1912-07 s.n. Monterey Seaside. Comment
  RSA577340  Croton californicus F. G. Woodcock 1913-07 s.n. Monterey Del Monte Heights. Comment
  RSA578734  Croton californicus T. S. Ross, J. Mark Porter 1994-5-1 7581 Los Angeles Southwestern Mohave Desert: open desert, ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 962 Comment
  RSA585028  Croton californicus T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: granitic alluvium of slight southwesterly slope on the NW side of Indian Hill Mesa (i.e. The Back 40). 409 Comment
  RSA586856  Croton californicus D. L. Banks, S. D. Boyd 1995-5-3 0275 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  RSA589196  Croton californicus T. S. Ross 1991-4-27 4677 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg. SW of Three Sisters buttes. 982 Comment
  RSA592234  Croton californicus L. C. Wheeler 1967-4-30 9244 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA594005  Croton californicus D. L. Banks, Elizabeth Hedge Banks 1996-5-2 0927 A Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along the broad alluvial benches just to the SE of the gate to the Preserve. 448 Comment
  RSA596673  Croton californicus D. L. Banks, Lauren Raz 1996-11-5 1186 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  RSA596674  Croton californicus D. L. Banks, Lauren Raz 1996-11-5 1185 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  RSA598700  Croton californicus L. C. Wheeler 1942-11-17 5671 San Bernardino Edge of San Gabriel Mountains: 1/4 mile NE mouth of Lytle Creek on road to Devore. Comment
  RSA598999  Croton californicus L. C. Wheeler 1950-9-23 6790 Los Angeles San Gabriel Mountains. Flat opposite Delta Canyon, Big Tujunga Canyon. Comment
  RSA599293  Croton californicus L. C. Wheeler 1945-9-20 6158 Los Angeles San Gabriel Mountains. Kinneloa (''Sycamore'') Canyon. 365 Comment
  RSA599297  Croton californicus L. C. Wheeler 1946-10-26 6390 Los Angeles San Gabriel Mountains: San Gabriel Canyon; 0.8 miles upstream from mouth at first bridge, north side. 259 Comment
  RSA600261  Croton californicus L. C. Wheeler 1947-7-11 6547 Los Angeles San Gabriel Mtns: Millard Canyon. Mesa between Millard Canyon and Arroyo Seco. Comment
  RSA602306  Croton californicus L. C. Wheeler 1946-12-14 6451 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  RSA604870  Croton californicus Scott D. White 1995-12-24 3798 Riverside Lakeview Mtns: Ca 5 road mi SE of Davis RD/Ramona Expwy intersection. 610 Comment
  RSA608707  Croton californicus L. C. Wheeler 1931-4-11 s.n. Los Angeles Dr. Huntington's, [Vicinity of Claremont]. Comment
  RSA609611  Croton californicus L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  RSA611967  Croton californicus Valerie L. Soza, Laura Moore 1997-8-16 43 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, on fire road. [Coordinates given are] at center of BFS. 412 Comment
  RSA612178  Croton californicus Damian Ross 1997-4-19 34 Los Angeles Bernard Biological Field Station, Claremont Colleges. W of Infirmary Rd. about 30 feet off the road, about halfway up. 412 Comment
  RSA612448  Croton californicus D. L. Banks 1997-4-8 1733 San Diego NW Palomar Mountains, Agua Tibia Mountains: Wilderness Gardens Preserve. Approximately 3.4 miles east of Pala south of Hwy. 76 along the San Luis Rey River., Areas along the main trail network from the parking area along the primary driveway within the river bottom to areas of native grasslands on the higher slopes. 162 Comment
  RSA620041  Croton californicus LeRoy Gross 1998-11-1 95 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  RSA621022  Croton californicus L. C. Wheeler 1965-12-4 s.n. Los Angeles San Gabriel Mountains.: Arroyo Seco, in vicinity of Pine Canyon. Comment
  RSA627496  Croton californicus L. C. Wheeler 1965-3-27 8700 San Bernardino Kelso Sand Dunes: Mojave Desert. Comment
  RSA639736  Croton californicus L. C. Wheeler 1969-3-9 s.n. Los Angeles San Gabriel Mountains: Ridge between mouth of Big & Little Dalton Canyon. 350 Comment
  RSA643570  Croton californicus Scott D. White 1995-4-12 2816 San Bernardino Unnamed unimproved dirt rd., +/- 0.5 road miles N of Hwy. 62. 360 Comment
  RSA644184  Croton californicus G. R. Ballmer 1993-5-2 s.n. Santa Barbara South foot of Purisima Hills, between Harris Grade Rd. and Rucker Rd., N of Lompoc, N of Burton Mesa Rd. Comment
  RSA644224  Croton californicus V. W. Steinmann, M. T. Wedlake 1995-4-8 655 Riverside Along Hwy. 111, 1 km northwest of Palm Springs (measured from the intersection with San Rafael Dr.). 215 Comment
  RSA647962  Croton californicus Michelle Manolovitz, Brian Manolovitz 1992-5-19 28 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.25 miles northeast of park office. Comment
  RSA651553  Croton californicus Brinkerhoff 1949-2-20 s.n. Riverside Thousand Palms, Colorado Desert. 762 Comment
  RSA651887  Croton californicus J. Bruce Smiley 1940-3-26 s.n. San Bernardino Redlands. 457 Comment
  RSA651889  Croton californicus David B. Dunn 1948-3-14 s.n. Riverside 5 mi. west of Thousand Palms. Comment
  RSA651890  Croton californicus C. J. Humphrey, Herbert Humphrey, E. T. Bartholomew 1936-6-7 202 Riverside In desert 15 miles north [E?] of Riverside 366 Comment
Read comments
Jun 10 2008
  RSA651891  Croton californicus Marion P. Harthill 1971-3-19 10 Riverside Palm Desert. Comment
  RSA651892  Croton californicus W. A. Reinke 1971-4-16 s.n. San Bernardino 3mi north of 19th st. on Sierra Ave. on E. side of St. 25ft from road, Fontana. Comment
  RSA654305  Croton californicus M. A. Stalder 1998-5-3 43 San Bernardino Giant Rock, east side, north end of airstrip, at base of mountain. Comment
  RSA654414  Croton californicus Lydia M. Gonzalez 1988-5-16 20 San Bernardino Junction of Waterman Avenue and Old Waterman Canyon Road, roadside 915 Comment
  RSA656867  Croton californicus Joseph M. Keefe 2001-1-24 31016 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  RSA657052  Croton californicus H. Sieverling 1984-5-6 41 San Bernardino Kelso Dunes Comment
  RSA658638  Croton californicus R. W. Hufstader 1971-4-20 106 San Bernardino Collected 1 mile north of Mentone on Hwy 38. 915 Comment
  RSA663933  Croton californicus C. R. Annable 1995-3-9 2255 Riverside ca. 13 km N of Rancho Mirage. BLM land behind A-1 Cement. Comment
  RSA673607  Croton californicus LeRoy Gross, Steve Fischer, Gary Wallace, et al. 2002-12-7 679 Los Angeles Limekiln Canyon. 518 Comment
  RSA67436  Croton californicus E. K. Balls, B. K. Balls 1951-4-26 16396 Santa Barbara Coastal Strand, 2 mi. S of Surf road to Canada Honda. 15 Comment
  RSA681944  Croton californicus LeRoy Gross, S. D. Boyd, Michael Denslow, Lisa Rojas 2003-10-21 1167 San Bernardino Cat Mountain; In the Cronise Mountains, just north of the Interstate 15 freeway, west of Baker.Exit at Basin Road. 355 Comment
  RSA687480  Croton californicus J. P. Rebman, J. Gibson, Annette Winner, et al. 2001-3-15 7185 San Diego Anza-Borrego Desert Park: East of Borrego Springs along S-22; just east of Font's Piont and 0.3miles west of Thimble Wash. 300 Comment
  RSA687481  Croton californicus J. P. Rebman 2001-3-15 7186 San Diego Anza-Borrego Desert Park: East of Borrego Springs along S-22; just east of Font's Piont and 0.3miles west of Thimble Wash. 300 Comment
  RSA697576  Croton californicus Kenneth Beard s.n. Orange East of S. A. River on Edinger Road Comment
  RSA697577  Croton californicus Kenneth Beard s.n. Orange Bank of S. A. River. Comment
  RSA697578  Croton californicus Wilma Griset 1931-3-29 s.n. Riverside Indio (Edon) Comment
  RSA700002  Croton californicus Minor Warne 1934-3-10 s.n. Orange Limestone Canyon Comment
  RSA701603  Croton californicus M. Beisel 1933-09 s.n. San Bernardino Morongo Valley. Comment
  RSA703833  Croton californicus A. C. Sanders, Mark Elvin 2002-6-25 25277 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 274 Comment
  RSA704210  Croton californicus Jeannie Gregory, John Gregory 2004-9-12 1174 San Diego Pala, Magee Road, north of Hwy. 79. 209 Comment
  RSA704960  Croton californicus Sarah J. De Groot, J. Mark Porter 2003-3-1 1150 San Bernardino Whipple Mountains: Dune OHV area near Echo Lodge, along Parker Dam road. Comment
  RSA70555  Croton californicus F. W. Peirson 1932-11-26 9661 Riverside Thousand Palms. 122 Comment
  RSA70557  Croton californicus F. W. Peirson 1924-6-22 4801 San Diego Top of ridge east of Baucher Hill, Palomar Mts. 1555 Comment
  RSA70558  Croton californicus F. W. Peirson 1920-12-29 4439 Riverside 1.5 miles east of Whitewater Station, head of Coachella Valley. Comment
  RSA70559  Croton californicus F. W. Peirson 1923-3-26 4438 San Diego Near Encinitas. Comment
  RSA70560  Croton californicus F. W. Peirson 1918-10-17 276 Los Angeles foot of Pacoima Canyon 457 Comment
  RSA706385  Croton californicus Sarah J. De Groot 2003-8-26 3086 San Bernardino Whipple Mountains: Copper Basin dunes OHV area near Echo Lodge, along Parker Dam road. 149 Comment
  RSA706793  Croton californicus Sarah J. De Groot, Firoozeh Navidara 2003-12-12 3468 San Bernardino Whipple Mountains: Copper Basin Dunes OHV area, near Echo Lodge, along Parker Dam Road. 128 Comment
  RSA708172  Croton californicus Scott D. White, Angelia Carey 2004-5-7 10312 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  RSA708377  Croton californicus Mark Elvin 2004-4-24 3328 San Diego San Ysidro Mountains: Otay Mountain: SE base, W end Marron Valley on slopes of mtn. N of Tijana R., between Mine and Butteweg canyons. 168 Comment
  RSA709764  Croton californicus Mark Elvin 2004-12-20 3857 San Diego Southern Coastal: Leucadia; between Pacific Coast Highway 1 and railroad tracks and Encinitas and Leucadia Blvds. 30 Comment
  RSA710314  Croton californicus J. Barth 2005-1-31 191 San Diego Anza-Borrego Desert State Park on Font's Point in the Borrego Badlands. 383 Comment
  RSA713836  Croton californicus Mark Elvin 2005-9-24 4562 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve, off Skyline Ranch Road ca. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley; Water Cyn wash. 328 Comment
  RSA720724  Croton californicus J. Mark Porter 2001-4-20 12497 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA721162  Croton californicus J. Mark Porter 2001-11-18 13379 San Bernardino WHIPPLE MOUNTAINS: Sand dunes at E base of mountains. 168 Comment
  RSA725145  Croton californicus Steve Boyd, Carol Boyd 2007-10-10 11776 San Bernardino City of Colton, remnant of Colton Dunes, vacant lot between Colton Municpal Golf Course and Arrowhead Regional Medical Center at end of 200 block of Eucalyptus Ave, between Valley Blvd to south and San Bernardino Ave. to north. 335 Comment
  RSA733192  Croton californicus J. Barth 2005-10-18 715 San Diego Lower Borrego Valley. At Split Mt Rd (Old Kane Spring Rd) ca 2.5 miles south of Ocotillo Wells and State Hwy 78. About 2.8 miles west of Imperial County line. 29 Comment
  RSA734600  Croton californicus A. C. Sanders, Fred M. Roberts 2008-5-6 35229 Orange Lomas de Santiago, lower Hicks Canyon, just above tollway (Hwy 241) crossing on Irvine Haul Rd., near debris basin. 216 Comment
  RSA736349  Croton californicus T. La Doux, J. Andre, G. L. Clifton 2008-1-10 188 San Bernardino Devil's Playground: S. end of Old Dad Mountain, growing in large sandy wash (lower Jackass Cyn Wash) bissected by transmission line corridors. 605 Comment
  RSA739670  Croton californicus John Dittes, Josephine Guardino 2006-12-10 1438 Los Angeles S Coast, 2.1 air miles SE of Point Magu, 0.7 air mile NW of big Sycamore Canyon Creek, edge of large sand dune on NE side of Coastal Hwy 1 8 Comment
  RSA746627  Croton californicus R. G. Swinney 2008-4-10 8640 Los Angeles San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir. 402 Comment
  RSA748257  Croton californicus A. C. Sanders, Fred M. Roberts 2008-6-17 35518 Orange middle section of Weir Canyon, SSE of Walnut Canyon Reservoir 225 Comment
  RSA751107  Croton californicus Justin M. Wood 2009-6-5 830 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA752929  Croton californicus Duncan S. Bell 2009-10-11 513 San Bernardino North section of the Coxcomb Mountains in the Sheephole Valley Wilderness Area; in a canyon at the confluence of two drainage's. 490 Comment
  RSA754402  Croton californicus Valerie L. Soza, Marisa Colon, LeRoy Gross, Dylan Hannon, Andreas Hessing, Bill Hogshead, Susan Jett, Michael Wall 2002-4-23 s.n. Ventura McGrath State Beach, east side of McGrath Lake. 2 Comment
  RSA756265  Croton californicus Michael Honer, Marc Baker 2008-4-22 3067 San Bernardino Johnson Valley: open flats around Sec. 25, appx. 2.5 mi. N of Highway 247, 2.5 mi. E of Lafon Road. 854 Comment
  RSA757623  Croton californicus LeRoy Gross, Jackie McConnaughy, Andrew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4335 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  RSA758485  Croton californicus Michael Wall 2009-9-11 546 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 7 miles east of jct. with Fairview Ave. 758 Comment
  RSA760625  Croton californicus R. G. Swinney 2008-11-7 9795 San Bernardino Glen Helen Regional Park, marsh to the west of the fishing lakes 610 Comment
  RSA760715  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA763979  Croton californicus Justin M. Wood, D. M. Ray 2010-10-21 3024 Riverside Chuckwalla Valley 8 kilometers SW of Coxcomb Mountains and 3.5 kilometers E of Kaiser Road. 198 Comment
  RSA764415  Croton californicus Justin M. Wood 2009-8-18 1252 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA765616  Croton californicus J. Andre 2010-6-15 14157 San Bernardino Kelso Dunes; Mojave National Preserve; south end of dunes approx. 1 mi. west of main public parking area, 4.1 mi. west of Kelbaker Rd. 776 Comment
  RSA770424  Croton californicus Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4874 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  RSA770782  Croton californicus Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4604 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA772018  Croton californicus Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4952 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  RSA774483  Croton californicus Jeannie Gregory, L. Aerne Hains, E. Piehel, M. A. Hawke 2009-3-31 2917 San Diego Santee, S of terminus of Mast Blvd., 0.5 mile WNW of intersection Riverford Road and Hwy. 67, just N of San Diego River 112 Comment
  RSA774894  Croton californicus Duncan S. Bell, Amber Swanson 2011-2-18 2025 Riverside Coachella Valley area; Edom Hill; along Edom Hill Road near dump; 0.6 road miles from junction of Varner Road and Edom Hill Road. 259 Comment
  RSA775267  Croton californicus Duncan S. Bell, The Desert Survivors Organization 2011-4-8 2204 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  RSA775444  Croton californicus Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4446 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell., Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  RSA775625  Croton californicus Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 1005 Riverside Road circling Sheep Hole Valley Wilderness, NS569 at junction with Hwy 62 on east side of NS569 along washlets. 396 Comment
  RSA777342  Croton californicus Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4711 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119 604 Comment
  RSA777722  Croton californicus J. Andre, G. L. Clifton 2011-2-22 17419 Riverside Mecca Hills; along Box Canyon Road, 5.5 miles NE of town of Mecca 52 Comment
  RSA778142  Croton californicus J. Andre 2011-2-2 16215 Riverside Coachella Valley; west of Palm Springs along Hwy. 111 (south side) at base of San Jacinto Mts. at Windy Point, approx. 5.5 miles from Jct. with I-10 259 Comment
  RSA780241  Croton californicus Stephanie Rockwood, Christi Gabriel 2011-10-12 098 Riverside Rice Valley. Highway 62 to to Blythe Rice Road. About 1 mile from highway. 229 Comment
  RSA781825  Croton californicus Duncan S. Bell 2011-12-31 3055 San Bernardino South end of the Caulument Mountains, north end of the Coxcomb Mountains, east of the Sheephole Mountains, approximately 6.5 air miles northeast of Clarks Pass, in the Sheephole Valley Wilderness. 617 Comment
  RSA782149  Croton californicus Stephanie Rockwood, Christi Gabriel 2011-9-27 032 San Bernardino Cronise Lakes ACEC, Soda Mountains Wilderness Area. I15 Basin Road exit to Open Route 8821 to 8823. 323 Comment
  RSA785322  Croton californicus Dick Newell, Don Millar 2010-4-27 027 Orange Lomas de Santiago, Limestone Ridge Rd. at junction of Markel Spur Rd., overlooking The Sinks 427 Comment
  RSA785629  Croton californicus Doris Bowers 1972-4-15 1821 Riverside Pulgas Creek Rd. Rancho California 396 Comment
  RSA785951  Croton californicus J. Andre, G. L. Clifton 2011-2-22 17471 Riverside Coachella Valley; just south of I-10 at Amtrak train station parking, just west of N Indian Canyon Drive 186 Comment
  RSA785952  Croton californicus J. Andre 2011-2-9 15946 Riverside Coachella Valley; along Varner Road between Desert Hot Springs and Palm Desert, 2 miles N of I-10 189 Comment
  RSA786333  Croton californicus David Pritchett 1987-7-10 CSM- 30 -A Santa Barbara Vandenberg Air Force Base, Squirrel's Nest Camp on Grant Rd. 152 Comment
  RSA786454  Croton californicus Anuja Parikh, Nathan Gale 1994-5-17 VAFBSAT- 29 Santa Barbara San Antonio Terrace, Vandenberg Air Force Base. Collected on the buffer of created wetland site Wildflower Wetland. 40 Comment
  RSA788557  Croton californicus Duncan S. Bell 2012-3-8 3147 Riverside Southern section of the Mecca Hills; north side of the canal, approximately 4.75 air miles southeast of where Box Canyon Road crosses the Coachella Canal. 16 Comment
  RSA789152  Croton californicus Naomi Fraga, Gary D. Wallace, Scott Eliason, Kerry Myers, Christine Craig, Gina Richmond, Deb Nelson 2010-4-12 3241 San Bernardino Whitewater Canyon Bioblitz. Wathier Landing. 1231 Comment
  RSA789462  Croton californicus David Fraker, Aaron Sedgwick 2012-4-4 70 San Bernardino Between Mecca Hills and Salton Sea, close to the aqueduct. 122 Comment
  RSA793086  Croton californicus Aaron C. Sedgwick, Jella Simons-Adkins, Jennifer Pilapil 2012-8-14 107 San Bernardino Mecca Hills - South of Rt. 10 ~ 400 m. to the eastern side of Box Canyon Rd. in a large wash running east-west. 488 Comment
  RSA794326  Croton californicus Justin M. Wood 2010-3-31 1443 Orange Santa Ana River floodplain, 0.25 miles north of Coal Canyon wildlife corrridor, west of Green River Golf Course on bluff south of the river. 122 Comment
  RSA796020  Croton californicus Duncan S. Bell 2009-4-18 244 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  RSA797429  Croton californicus Keith E. Hoffmaster 1928-5-23 s.n. San Diego San Onofre. Comment
  RSA797709  Croton californicus J. Andre 2012-8-23 23573 San Bernardino Mojave National Preserve: Kelso Dunes. South end of dunes approx. 0.6 mi NW of main public parking area. 810 Comment
  RSA798287  Croton californicus W. R. Ferren 1987-8-12 CSM- 197 Santa Barbara Vandenberg Air Force Base. Off Grant Rd near Squirrels Nest Camp. Comment
  RSA799710  Croton californicus LeRoy Gross, Evan Meyer, Bart O'Brien 2013-3-13 5916 San Diego Lichty Mesa, Borderfield State Park. 20 Comment
  RSA802158  Croton californicus Duncan S. Bell 2013-3-24 4645 Imperial The Jacumba Mountains; in canyon draining to the north of Myer Valley; approximately 3.25 air miles northeast of Mountain Spring or 5 air miles southwest of the town of Ocotillo. 434 Comment
  SBBG104939  Croton californicus D. A. Young, F. L. Johnson 1992-6-17 ROB- 60 Monterey 1 km NW of sewage treatment plant on Salinas River; Camp Roberts Comment
  SBBG109566  Croton californicus C. B. Hardham 1961-5-29 7177 Monterey Fort Ord Comment
  SBBG109587  Croton californicus C. B. Hardham 1957-11-2 2695 San Luis Obispo Baywood Park Comment
  SBBG11236  Croton californicus C. J. Kraebel 1931-9-27 San Bernardino Barranca Dam Comment
  SBBG113386  Croton californicus G. F. Hrusa, D. Ragan 1994-11-1 11999 Santa Barbara Guadalupe Dunes, ca. 1 mi S of W terminus of Hwy 166 25 Comment
  SBBG117618  Croton californicus J. Kirker, R. K. Lauri 2002-6-4 91 San Diego W side of peninsula just S of fence near tennis courts; Pt Loma Naval Facility 114 Comment
  SBBG118433  Croton californicus M. Wetherwax, E. Painter 2002-9-3 CR 355 Monterey near Bradley Rd, close to San Antonio Rd, on E side of the rd; Camp Roberts 200 Comment
  SBBG118949  Croton californicus J. M. Porter 2001-11-18 13379 San Bernardino Whipple Mtns 168 Comment
  SBBG118962  Croton californicus J. M. Porter 2001-4-20 12497 San Bernardino Whipple Mtns, just W of Colorado River, Copper Basin Dunes OHV area Comment
  SBBG119149  Croton californicus M. Sripracha, K. Boyd 2004-2-14 5 Riverside Snow Crk, ca. 25 m from Snow Crk Rd, ca. 0.7 km S of St Hwy 111 352 Comment
  SBBG120428  Croton californicus R. Burgess, P. Munro 2001-3-23 4408 Ventura McGrath State Beach, NE of McGrath Lake 3 Comment
  SBBG122159  Croton californicus D. Wilken with R. Muller 2008-8-28 17859 Santa Barbara leeward side of dunes above salt pond, ca. 0.9 km N of mouth of Santa Ynez River; Vandenberg Air Force Base 10 Comment
  SBBG124281  Croton californicus D. Keil 1990-4-26 21408 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  SBBG126041  Croton californicus J. M. Wood with D. M. Ray 2010-10-21 3024 Riverside Chuckwalla Valley 8 kilometers SW of Coxcomb Mtns and 3.5 kilometers E of Kaiser Rd 198 Comment
  SBBG126266  Croton californicus A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 37002 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  SBBG128581  Croton californicus R. F . Thorne, C. W. Tilforn, L. E. DeBuhr, B. Tucker,R. K. Benjamin, et al 1976-10-30 48695 San Bernardino southern margin of Kelso Dunes, low sand dunes S of main, high dunes; Granite Mtns 808 Comment
  SBBG133274  Croton californicus R. Burgess, P. Munro 2012-4-8 9029 Ventura Ormond Beach, dike running perpendicular to beach off Arnold Rd; Oxnard 0 Comment
  SBBG133389  Croton californicus K. Merk 2009-5-22 Santa Barbara SW portion of More Mesa growing close to bluff edge in some areas 30 Comment
  SBBG133497  Croton californicus R. Burgess, P. Munro 2007-9-15 7744 Ventura arroyo just W of Rt 23 Freeway, E of Miller Park; Moorpark 200 Comment
  SBBG15335  Croton californicus R. V. Parker 1962-5-21 Kern Tejon Crk Wash at Comanche Point, SE of Arvin 304 Comment
  SBBG17044  Croton californicus E. R. Blakley 1962-3-13 4864 Santa Barbara Bartlett Cyn N of Goleta 91 Comment
  SBBG19071  Croton californicus F. E. Clements 1923-4-3 Imperial Algodones, on Mexican border Comment
  SBBG22849  Croton californicus D. Myrick 1965-2-26 1042 Imperial near Westmoreland 60 Comment
  SBBG23823  Croton californicus E. R. Chandler 1966-2-4 2773 a Santa Barbara mesa above ocean between Hwy 101 and the ocean just NW of Rincon Pt Comment
  SBBG23824  Croton californicus E. R. Chandler 1966-2-4 2773 Santa Barbara mesa above ocean between Hwy 101 and the ocean just NW of Rincon Pt Comment
  SBBG24061  Croton californicus E. R. Chandler 1966-3-28 2796 Ventura Hwy 101 between sandspit and Pt Mugu Comment
  SBBG24937  Croton californicus E. R. Chandler 1966-7-22 3174 b Santa Barbara N side of Pt Sal Ridge Comment
  SBBG25303  Croton californicus L. E. Allen 1965-8-10 Santa Barbara below Santa Rosa Rd, ca. midway, ca. 10 mi W of Buellton Comment
  SBBG25530  Croton californicus L. E. Allen 1966-2-22 Ventura Pt Mugu, Oxnard Comment
  SBBG27623  Croton californicus J. P. Broughton 1967-5-19 1195 Santa Barbara Burton Mesa Blvd between Vandenberg Village and Hwy 1 Comment
  SBBG29381  Croton californicus D. Myrick 1968-3-2 1795 Riverside Desert Hot Springs 304 Comment
  SBBG30259  Croton californicus D. Myrick 1968-5-4 1924 Kern Sand Ridge Wildflower Preserve N of Arvin 304 Comment
  SBBG33910  Croton californicus L. S. Rose 1969-9-11 69104 a San Francisco San Francisco, Presidio, above golf links 91 Comment
  SBBG33911  Croton californicus L. S. Rose 1969-9-11 69104 b San Francisco San Francisco, Presidio, above golf links 91 Comment
  SBBG34729  Croton californicus J. M. Tucker 1951-4-20 2071 Santa Barbara Point Conception Comment
  SBBG35041  Croton californicus T. L. Secrest 1948-4-8 Imperial W of Yuma Comment
  SBBG39669  Croton californicus E. R. Chandler 1964-5-22 1755 Santa Barbara Sisquoc River wash at Tepusquet Cyn Rd crossing Comment
  SBBG39780  Croton californicus H. M. Pollard 1958-12-14 Santa Barbara Southern Pacific Railroad E of Carpinteria Comment
  SBBG3991  Croton californicus H. M. Pollard 1964-3-15 Santa Barbara Fox Cyn, Las Positas Rd; Santa Barbara Comment
  SBBG3992  Croton californicus H. and M. Dearing 1936-3-26 4489 Unknown San Domingo Valley Comment
  SBBG3993  Croton californicus H. and M. Dearing 1938-8-21 2303 Santa Barbara Carpinteria Beach Comment
  SBBG3994  Croton californicus C. F. Smith 1946-7-15 1705 Santa Barbara about Fox Cyn near Veronica Springs; Santa Barbara Comment
  SBBG3995  Croton californicus H. and M. Dearing 1938-11-12 3045 San Bernardino 15 mi W of Twentynine Palms Comment
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Mar 10 2013
  SBBG3996  Croton californicus C. F. Smith 1947-11-22 2190 Santa Barbara Via Roblada, Hope Ranch; Santa Barbara Comment
  SBBG40343  Croton californicus W. J. Dress 1951-4-26 San Bernardino near US Hwy 466, 32.9 mi W of Baker Comment
  SBBG41024  Croton californicus J. P. Broughton 1970-2-1 1313 Santa Barbara S of Carpinteria on Hwy 101, in back of 7-Up plant Comment
  SBBG41495  Croton californicus H. M. Pollard 1970-8-25 Ventura Pierpont Blvd near Camden Lane, Pierpont Bay; Ventura Comment
  SBBG42808  Croton californicus H. M. Pollard 1971-8-10 Santa Barbara Chapala Street near Anapamu corner Comment
  SBBG44378  Croton californicus G. Sphon, D. Hearn 1956-5-30 8 Los Angeles Black Butte Comment
  SBBG44536  Croton californicus W. B. Holt 1941-10-22 14 -1941 San Bernardino ca. 15 mi E of Twentynine Palms Comment
  SBBG45691  Croton californicus L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  SBBG46759  Croton californicus E. R. Blakley 1973-1-14 7051 Santa Barbara Purisima Pt; Vandenberg Air Force Base 15 Comment
  SBBG52502  Croton californicus R. Zembal 1977-6-4 Ventura high ground just S of P.W.storage yard near a ditch; Pacific Missile Test Center Comment
  SBBG53053  Croton californicus M. R. Benedict 1978-5-7 Santa Barbara inland from Pt Conception Comment
  SBBG53625  Croton californicus R. Moran 1976-10-10 23766 Unknown Kumeyaay rancho of Ha-a, ca. 25 km +/- SE of Tecate 475 Comment
  SBBG54415  Croton californicus P. Wilder 1971-11-22 5325 San Bernardino W side of Lytle Crk, between Riverside Avenue and Sierra Avenue, ca. one quarter mi S of their jct; NW of San Bernardino 609 Comment
  SBBG55799  Croton californicus L. R. Bevier 1983-5-28 39 Santa Barbara E side of railroad track (ca. 10m) 100 m N of Santa Ynez River mouth 12 Comment
  SBBG67672  Croton californicus M. M. Miles -Oct-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG67673  Croton californicus M. N. Ackley 1927-4-10 342 Kern Button Willow Ranch [Buttonwillow] 121 Comment
  SBBG67674  Croton californicus M. N. Ackley 1928-4-4 341 Riverside near Edom 64 Comment
  SBBG67675  Croton californicus H. M. Pollard 1946-12-7 Ventura E of Ventura River mouth; Ventura Comment
  SBBG67676  Croton californicus R. Hoffmann 1925-5-12 Santa Barbara coast hwy; Carpinteria Comment
  SBBG67677  Croton californicus R. Hoffmann 1929-5-5 Santa Barbara 7 mi W of Buellton Comment
  SBBG67678  Croton californicus R. Hoffmann 1927-5-8 Santa Barbara Surf Comment
  SBBG67679  Croton californicus R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  SBBG67680  Croton californicus M. N. Ackley 1928-3-11 353 Riverside Bridge Haven [Service Station in Whitewater, 1920s -1950] 426 Comment
  SBBG67681  Croton californicus R. Hoffmann 1929-4-3 Inyo Emigrant Pass Comment
  SBBG67682  Croton californicus R. Hoffmann 1931-6-20 Inyo Darwin Wash 1097 Comment
  SBBG67683  Croton californicus R. Hoffmann 1931-8-26 Inyo 10 mi NE of Olancha, above Owens Lake Comment
  SBBG67684  Croton californicus R. Hoffmann 1929-4-4 Inyo Death Valley Comment
  SBBG83138  Croton californicus C. F. Smith 1957-5-20 5319 Santa Barbara Hwy 150 ca. 2 mi W of Buellton Comment
  SBBG83209  Croton californicus D. Odion 1986-5-18 66 Santa Barbara 1500 m SSW of jct of S20 and Santa Lucia Cyn Rd 74 Comment
  SBBG83991  Croton californicus C. F. Smith 1966-7-15 9402 Santa Barbara ca. 3/4 way up Point Sal Ridge on E approach from Corralitos Cyn Comment
  SBBG86284  Croton californicus T. L. Secrest 1945-11-25 Santa Barbara Carpinteria Beach Comment
  SBBG92360  Croton californicus J. M. Stewart 1989-11-20 634 Riverside S side of Edom Hill, N of Cathedral City Comment
  SBBG92535  Croton californicus B. Pitzer, G. R. Ballmer 1989-10-6 1463 Imperial Yuha Desert, Coyote Wash, ca. 0.5 mi E of Painted Gorge Rd 106 Comment
  SBBG92711  Croton californicus J. C. Dice, V. Moran 1987-11-28 760 Riverside Temecula Gorge, on N bank of Santa Margarita River at aqueduct crossing 250 Comment
  SBBG95103  Croton californicus S. D. White 1990-7-12 Riverside E Millard Cyn, on the rd to Kitching Peak Trail 1127 Comment
Read comments
Sep 8 2014
  SBBG95386  Croton californicus C. Zeeb 1984-1-28 21 San Luis Obispo Morro Bay Kangaroo Rat Reserve in Los Osos Comment
  SD10473  Croton californicus Frank F. Gander 1935-3-6 134 29 San Diego along Coyote Creek about 3 miles south east of Lone Palm, north end of Borrego Valley Comment
  SD10546  Croton californicus Frank F. Gander 1935-3-7 137 8 San Diego about 5 miles east of the Narrows Comment
  SD10647  Croton californicus Frank F. Gander 1935-3-16 142 17 San Diego Pacific Beach Comment
  SD107541  Croton californicus Wayne Roderick 1980-12-15 1011 San Diego I(c) mile inland from ocean up San Onofre Canyon, Camp Pendleton Comment
  SD107542  Croton californicus Wayne Roderick 1980-12-15 1011 San Diego I(c) mile inland from ocean up San Onofre Canyon, Camp Pendleton Comment
  SD109108  Croton californicus Grady L. Webster, R. Hildreth 1966-12-11 7474 Riverside Aguanga Valley, hillsides above Aguanga. 640 Comment
  SD109129  Croton californicus Grady L. Webster, R. Hildreth 1966-12-11 7474 Riverside Aguanga Valley, hillsides above Aguanga. 640 Comment
  SD10930  Croton californicus Frank F. Gander 1935-3-30 156 21 San Diego Silver Strand Comment
  SD113779  Croton californicus Darley F. Howe 1935-6-2 248 San Diego Lower Tia Juana Valley Comment
  SD113879  Croton californicus Darley F. Howe 1950-8-20 2022 San Diego Los Padres Dam in San Diego River Comment
  SD11578  Croton californicus Frank F. Gander 1935-6-15 221 20 San Diego Ocean Beach Comment
  SD11969  Croton californicus Frank F. Gander 1935-7-10 227 22 San Diego southeast slope of Palomar Mt. Comment
  SD121783  Croton californicus Ward B. Holt 1941-10-22 14 1941 San Bernardino 15 miles east of Twentynine Palms. Comment
  SD122179  Croton californicus James C. Dice, Virginia Moran 1987-11-28 760 Riverside Santa Margarita Ecological Reserve; Temecula Gorge, on north bank of Santa Margarita River at aqueduct crossing. 249 Comment
  SD12326  Croton californicus Frank F. Gander 1935-10-24 268 9 San Diego 2 miles northwest of Oak Grove (mak 8/06) Comment
  SD12346  Croton californicus Frank F. Gander 1935-10-24 269 13 San Diego County line NW of Oak Grove Comment
  SD12477  Croton californicus Frank F. Gander 1935-11-14 295 3 San Diego Round Granite Hill near the Narrows Comment
  SD12543  Croton californicus Frank F. Gander 1935-11-21 308 7 San Diego Santa Margarita River Ford on road from Fallbrook to De Luz Comment
  SD126099  Croton californicus David Charlton 1988-3-19 1417 San Bernardino Corner of Mill and Orange Streets, Redlands. 455 Comment
  SD129873  Croton californicus Melanie Howe, V. Moran 1988-11-6 41 San Diego Mission Trails Regional Park, Padre Dam Comment
  SD13056  Croton californicus Frank F. Gander 1936-1-16 427 San Diego Bluff at south side of San Marcos creek Comment
  SD13063  Croton californicus Frank F. Gander 1936-1-16 440 San Diego bank at south side of mouth of Los Encinos Creek Comment
  SD130888  Croton californicus Joseph F. Copp 1990-7-26 8 San Diego Palomar Divide Rd. 2.8 miles SW of Hwy. 79, Blue Cyn., NE slope of Aguanga Mtn 1135 Comment
  SD13215  Croton californicus Frank F. Gander 1936-1-28 502 San Diego shore of the Pacific near boundary monument 258 Comment
  SD13234  Croton californicus Frank F. Gander 1936-1-28 501 San Diego shore of the Pacific near boundary monument 258 Comment
  SD132796  Croton californicus Timothy Cass, F. Sproul 1980-1 San Diego Point Loma, Navy property Comment
  SD136222  Croton californicus Melanie Howe, R. Church 1993-7-21 307 San Diego Just east of Crest Canyon, Del Mar Comment
  SD137786  Croton californicus Darin L. Banks, Steve Boyd 1995-5-3 275 Riverside Agua Tibia Mountains Watershed; north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 515 Comment
  SD140431  Croton californicus Jon Rebman, M. Howe 1997-4-3 3866 San Diego San Felipe Valley Wildlife Area: E of Julian: Along Hwy S2, approx. 4.5 mi. N of Hwy 78. 800 Comment
  SD14108  Croton californicus Frank F. Gander 1936-3-17 910 San Diego San Mateo Creek near the bridge on U.S.101 Comment
  SD141368 Image available Croton californicus R. Mitchel Beauchamp, R. C. Pierce 1971-3-26 2034 San Diego Common in sandy areas, junction of roads to Butler and Rockhouse Canyons, Anza-Borrego Desert State Park. 374 Comment
  SD152221  Croton californicus Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6531 Imperial Northwest of El Centro, about 4 miles south of San Sebastian Natural Area and San Felipe Wash, west of Salton Sea and east of Fish Creek Mountains, sandy area. (IPB 10/07) Comment
  SD153329  Croton californicus Karen Rich, Gary Erbeck 2003-8-31 108 San Diego East Del Mar, open space along Old El Camino Real, .10 mile N of intersection with Trento Place, ca. 400 yards from top of ridge along trail on E-facing side of hill. 52 Comment
  SD15422  Croton californicus Frank F. Gander 1936-5-14 2000 San Diego meadow at Henshaw Dam Comment
  SD155209  Croton californicus Jon P. Rebman, J. Gibson, A. Winner, & misc. botany vols. 2001-3-15 7185 San Diego Anza-Borrego Desert State Park: East of Borrego Springs along S-22; just east of Font's Point and 0.3 miles west of Thimble Wash 299 Comment
  SD155210  Croton californicus Jon P. Rebman, J. Gibson, A. Winner, & misc. botany vols. 2001-3-15 7186 San Diego Anza-Borrego Desert State Park: East of Borrego Springs along S-22; just east of Font's Point and 0.3 miles west of Thimble Wash 299 Comment
  SD158164  Croton californicus Joe Barth 2004-3-22 53 San Diego South shelf of San Felipe Wash between Barrel Spring Trail and Devil's Slide Lane, but N of Morton Rd. (s edge of square). 39 Comment
  SD158165  Croton californicus Jeannie Gregory, John Gregory 2004-7-3 1018 San Diego Palomar Mountain Divide Truck Trail, South of Highway 79, nearest town is Oak Grove. 922 Comment
  SD158166  Croton californicus Jeannie Gregory, John Gregory 2004-2-29 649 San Diego Northeast of Borrego Springs on DiGiorgio Road. 330 Comment
  SD158167  Croton californicus Jeannie Gregory, John Gregory 2004-5-2 840 San Diego Intersection of Highway 78 and Palomar Mt. Divide Truck Trail, near Blue Canyon. 929 Comment
  SD158477  Croton californicus Julie Kirker, Robert Lauri 2002-6-4 91 San Diego Point Loma Naval Facility, SPAWAR. West side of peninsula in the open scrubby area just south of fence near tennis courts. 113 Comment
  SD158728  Croton californicus Daniel Williford, S. Cacciatore, K. Mason, J. Barth, J. Gregory et al. 2004-7-10 11 San Diego Fox Outdoor School, SW of entrance, 3.5 miles NW of Lake Henshaw, Highway 76, Santa Ysabel 760 Comment
  SD158729  Croton californicus Barbara Sullivan, Nan Criqui 2004-4-20 32 San Diego Torrey Pines Extension Trail off Mar Scenic Dr. Walking on right trail after splitsplit 95 Comment
  SD160331  Croton californicus Jeannie Gregory, John Gregory 2004-9-12 1174 San Diego Pala, Magee Road, north of Highway 79 209 Comment
  SD160332  Croton californicus Robin Halford 2004-3-23 8 San Diego 536 Indian Head Ranch Road, Borrego Springs; 2 miles north of S22 235 Comment
  SD161210  Croton californicus Joe Barth 2004-10-30 110 San Diego In and near San Felipe Wash, NE of East Butte Borrego Mt. 61 Comment
  SD161514  Croton californicus Liz Dernetz, Ann Dempsey 2005-4-27 52 San Diego Inside Crest Canyon Open Space Park Preserve, Cities of Del Mar & San Diego (joint), 200 yards along trail from NE entrance on canyon floor, off San Dieguito Dr. from Jimmy Durante Blvd., S of San Diego County Fairgrounds & Racetrack, W of Interstate 5. 11 Comment
  SD16179  Croton californicus Frank F. Gander 1936-7-10 2744 San Diego Warner's Hot Springs Comment
  SD162440  Croton californicus Robert Lauri 2002-8-9 358 San Diego Palomar Mountain, Cleveland National Forest. Along Nate Harrison Grade, approximately 2.25 miles north of Highway 76. 769 Comment
  SD162458  Croton californicus Robert Lauri, Nicole Shorey & Danielle Dehart 2002-4-26 378 San Diego Approximately 1.5 miles south- west of Palomar Mountain State Park boundary along Nate Harrison Grade. 1245 Comment
  SD16393  Croton californicus Catharine M. Wood, Maytt Negley 1936-9-20 San Diego Palomar Mt. Comment
  SD16394  Croton californicus Catharine M. Wood, Maytt Negley 1936-9-20 San Diego Palomar Mt. Comment
  SD164723  Croton californicus Andrew C. Sanders 2004-10-15 28881 San Diego San Elijo Lagoon Ecological Reserve (DFG), north end of Santa Helena Dr., 0.5 mi. west of El Camino Real, south of upper end of lagoon 11 Comment
  SD165221  Croton californicus Nuri Pierce, Chris Schlech, Joe Barth, Vols. from HelixES 2004-8-28 29 San Diego Lakeside, East end of El Monte Road, El Capitan Reservoir, Upward from the dam 173 Comment
  SD165639  Croton californicus Mark A. Elvin 2005-3-15 4065 San Diego Bee Canyon; S of Dulzura; ca. 2.8km (air) N of Mexico. 213 Comment
  SD165640  Croton californicus Mark A. Elvin 2004-4-24 3328 San Diego Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana R., between Mine and Butteweg canyons. 167 Comment
  SD16577  Croton californicus Allen J. Storer 1937-3-1 San Diego Point Loma Comment
  SD167139  Croton californicus Andrew C. Sanders 2005-10-19 31894 San Diego Palomar Mtn., DFG Plaisted Creek Ecological Reserve, NE of Rincon and Pauma Valley, between Plaisted Creek and Hwy 76, N of area of former residences and S of Plaisted Cr. 793 Comment
  SD167645  Croton californicus Larry Hendrickson, Kim Marsden 2003-10-16 181 San Diego Anza-Borrego Desert State Park, north of highway S-22 and Truckhaven Jeep Trail on bank above a drainage from the south slope of Lute Ridge. Comment
  SD167646  Croton californicus Aimee E. Kessler 2005-3-15 62 San Diego City of Encinitas, Oakcrest City Park. West of Melba Road, South of Encinitas Blvd. In vicinity of large water tank. 103 Comment
  SD169299  Croton californicus Joe Barth 2005-1-31 191 San Diego Anza-Borrego Desert State Park on Font's Point in the Borrego Badlands; (southwest part of square). 383 Comment
  SD169300  Croton californicus Joe Barth 2005-3-21 372 San Diego Chula Vista Wildlife Reserve in southeast San Diego Bay, sandy area south of west basin. (CVWR is accessed via electrical power plant and is a human made site constructed as mitigation for the adjacent J St. marina construction). 0 Comment
  SD169301  Croton californicus Melvin M. Sweet 2005-8-7 184 San Diego Anza-Borrego Desert State Park, Coyote Canyon, just above First Crossing, 5.5 mi NW of town of Borrego Springs, 2.3 mi SE of Santa Catarina Spring. 334 Comment
  SD174316  Croton californicus Jerilyn Hirshberg 2005-11-19 1242 San Diego 0.75 mile SE of Saddleback parking area and locked gate on Eagle Peak Road 550 Comment
  SD174896  Croton californicus Mark A. Elvin 2004-12-20 3857 San Diego Southern Coastal: Leucadia; between Pacific Coast Highway 1 and railroad tracks and Encinitas and Leicadia Blvds., Encinitas 7.5' quad. 29 Comment
  SD176234  Croton californicus Joe Barth 2005-10-18 715 San Diego Lower Borrego Valley. At Split Mt Rd (Old Kane Spring Rd) ca 2.5 miles south of town of Ocotillo Wells and State Hwy 78. About 2.8 miles west of Imperial County line. 28 Comment
  SD17642  Croton californicus Frank F. Gander 1937-5-20 3860 San Diego Pauma Comment
  SD17654  Croton californicus Frank F. Gander 1937-5-27 3873 San Diego 2I(c) miles east of Encinitas on the road to Olivenhain Comment
  SD177808  Croton californicus Jon P. Rebman, J. Gregory and M. Mulligan 2006-10-5 12953 San Diego Lake Henshaw (Vista Irrigation District property): approx. 2.5 miles N of the Lake; along Henshaw Truck Trail where it crosses the riparian area that drains into the lakel 835 Comment
  SD179712  Croton californicus Nancy Nenow, Char Glacy 2005-9-5 213 San Diego Warner Springs. Northwest of Warner Springs Ranch on equestrian access road running parallel to Hwy 79, I(c) mi E of where Agua Caliente Creek crosses Hwy 79. 1084 Comment
  SD182143  Croton californicus Jeannie Gregory, J. Barth, L. Hendrickson, K. Rich, M. Mulligan 2005-3-30 1360 San Diego Anza-Borrego Desert State Park; 8 miles W of Ocotillo at Eastern base of Jacumba Mtns; Mortero Canyon Rd; near Dos Cabezas Mine. 487 Comment
  SD182144  Croton californicus Jeannie Gregory, John F. Gregory, MA Kessler 2006-5-20 1976 San Diego Sawtooth Mountains Wilderness (BLM Land): Vallecitos Valley, S of Vallecito Stage Station County Park in northern edge of The Potrero, on NW base of the Sawtooth Mountains 519 Comment
  SD182145  Croton californicus L. Louise Jee 2006-7-12 210 San Diego Anza-Borrego Desert State Park, East of Tamarisk Grove Campground on Hwy S-78 at Pinyon Wash. 312 Comment
  SD182146  Croton californicus L. Louise Jee 2006-7-12 207 San Diego Borrego Springs, Northwest corner of Palm Canyon Dr (S-22) and DiGiorgio Rd intersection. 168 Comment
  SD182147  Croton californicus L. Louise Jee 2006-7-12 204 San Diego Borrego Springs, Palm Canyon Dr. (S-22) at Old Springs Rd (dump) [nb: S-22 changes from E-W to N-S]. ca 0.3 mi se on Old springs Rd, then walk ne from road. 134 Comment
  SD182148  Croton californicus L. Louise Jee 2006-7-11 196 San Diego Borrego Springs, Ca, intersection of Running M Rd and Di Giorgio Rd. 149 Comment
  SD182149  Croton californicus L. Louise Jee 2006-7-13 229 San Diego Borrego Springs, Henderson Canyon Rd, ca. 0.8 miles east of Borrego Valley Rd intersection. 156 Comment
  SD184744  Croton californicus Larry Hendrickson 2006-8-26 1802 San Diego Anza-Borrego Desert State Park, Cool Canyon, east side of Granite Mtn., 4.2 mi SE of intersection of State Hwy 78 and County Hwy S-2 and approx. 0.2 mi. SW of hwy. S-2. 732 Comment
  SD184745  Croton californicus Larry Hendrickson, Jim Rocks, Melanie Johnson Rocks 2006-5-20 1461 San Diego Anza-Borrego Desert State Park. Vallecito Valley, in area that was formerly the Vallecito Ranch. 3.0 km south of County Hwy S-2, near the eastern boundary of the BLM Sawtooth Wilderness. 519 Comment
  SD184746  Croton californicus Paul Beiley 2006-8-24 123 San Diego Lakeside. Floodplain about 300 yards N of San Diego River, just S of Willow Rd., about Ao-mile E of Ashwood St. Stelzer Summit is about 1Ao miles to NE. 128 Comment
  SD184747  Croton californicus Judy Carlstrom 2006-7-9 336 San Diego Moosa Canyon, south of Old Castle Road, 1 mile East of I-15, just S of Castle Creek Country Club. 227 Comment
  SD187263  Croton californicus Jon P. Rebman, M. Mulligan & J. Hirshberg 2008-5-30 15396 San Diego Hauser Wilderness: Cleveland National Forest; SW of Morena Reservoir and E of Barrett Lake, along the trail that follows Hauser Creek, east of the Marine Memorial 550 Comment
  SD187396  Croton californicus Scott D. White, Angelia Carey 2004-5-7 10312 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills, along stream 548 Comment
  SD187884  Croton californicus Joe Barth 2006-3-31 825 San Diego Chula Vista Wildlife Reserve in southeast San Diego Bay: sandy area south of west basin. (CVWR is accessed via electrical power plant and is a human made site constructed as mitigation for the adjacent J St. marina construction). 0 Comment
  SD187885  Croton californicus Larry Hendrickson, Jon Rebman 2006-10-7 1881 San Diego Anza-Borrego Desert State Park. Rodriguez Canyon, near abandoned cement building beside Rodriguez Canyon Spur Truck Trail; approx. 3.2 surface miles SE of intersection with Chariot Canyon Road. 968 Comment
  SD188869  Croton californicus Jon P. Rebman, M. Mulligan 2008-6-25 15823 San Diego Camp Pendleton Marine Corps Base: east of Basilone Road and northeast of the airstrip along Vandegrift Blvd.; near the dirt road to CDM, north of Vandegrift Blvd.; Santa Margarita River flood plain 42 Comment
  SD188870  Croton californicus Ian Cain 2006-10-5 330 San Diego City of Solana Beach. San Elijo Ecological Lagoon. Southeast section, half way on trail between Santa Helena and Carina entrances. 7 Comment
  SD189653  Croton californicus Andy Mauro, Kathleen Mauro 2006-6-6 20 San Diego Ewing Preserve in Ranch Santa Fe; Approx. 0.8 mi on Linea Del Cielo (S-8) from its intersection with La Granada (S-9), just N of La Sencilla. East side of road. 75 Comment
  SD190479 Image available Croton californicus Jon P. Rebman, M. Mulligan & D. Bieber 2008-6-25 15766 San Diego Camp Pendleton Marine Corps Base: south of Stagecoach Road and just north of the airstrip along Vandegrift Blvd.; in the Santa Margarita River bed 24 Comment
  SD191132  Croton californicus Barbara Booth 2007-6-3 71 San Diego Oak Grove. 25249 Oak Grove Truck Trail, ca. 1 mile S of its intersection with Highway 79, oak woodland west of Temecula Creek. 915 Comment
  SD192504  Croton californicus CRES Native Seed Gene Bank, J Dunn, S Anderson 2006-5-16 221 San Diego Vallecito, McCain Valley, N of Great Southern Overland Stage Route (S2), 1.6 mi W of Vallecito County Park, 2 mi S of Ghost Mountain 502 Comment
  SD193158  Croton californicus Jon P. Rebman, M. Simpson, L. Simpson, & M. Mulligan 2009-4-10 16863 San Diego Anza-Borrego Desert State Park: southwest of Highway S-2 and south of Dos Cabezas; near the San Diego/Imperial County line in a sand dune area near the mouth of Hayden Spring canyon 490 Comment
  SD196479  Croton californicus Larry Hendrickson 2007-6-2 2342 San Diego Bureau of Land Management, 2.5 mi E of Inspiration Point on Hwy 79, E of Chariot Cyn, beside Rodriquez Spur Truck Trail next to private property, ca 1.4 surface mi SE of intersection with Chariot Canyon Road, and 2.8 air mi W of Granite Mountain summit. 1017 Comment
  SD196480  Croton californicus Mike Logan, Sharan Logan 2007-9-2 1024 San Diego Dameron Valley, N side of Hwy 79 at the Riverside and San Diego County line along the N side of the Hwy 718 Comment
  SD197292  Croton californicus Jon P. Rebman, M. Mulligan & M. Dinkins 2009-5-6 17525 San Diego Camp Pendleton Marine Corps Base: Bravo Three Training Area in the northwestern portion of base; southwest of San Mateo Road in the San Mateo riverbed 39 Comment
  SD198443  Croton californicus Melvin M. Sweet 2008-3-8 529 San Diego Anza-Borrego Desert State Park, Coyote Canyon; about 1/2 mile below the Second Crossing; about 7.7 miles NW of the intersection of DiGiorgio Rd and County Hwy S22 in Borrego Springs. 315 Comment
  SD198444  Croton californicus John Groth, Terri Groth 2007-7-1 96 San Diego Cleveland National Forest, 3 mi W of Middle Peak, 500' N of the Boulder Creek Road, N of Anahuac Spring 1006 Comment
  SD198445  Croton californicus Ruth R. Ehly 2008-4-30 21 San Diego Borrego Springs, 2 miles NNW of Christmas Circle, SE of intersection of Yaqui Rd. and Pointing Rock Drive. 189 Comment
  SD19875  Croton californicus Frank F. Gander 1937-11-21 4725 San Diego across from Gypsum Mine, Fish Creek Comment
  SD199155  Croton californicus Larry Hendrickson 2007-10-4 2514 San Diego Anza-Borrego Desert State Park, San Felipe Valley, near San Diego Co. hwy. S-2, a short distance south of intersection with State hwy. 78 (Scissors Crossing). 697 Comment
  SD200859  Croton californicus Margaret R. Mulligan 2008-6-16 2604 San Diego Camp Pendleton Marine Corps Base, Santa Margarita floodplain, ca. I(c) mi SW of O'Neill Lake, ca. I(c) mi N of the intersection of Vandegrift Road and Rattlesnake Canyon Road. 28 Comment
  SD200860  Croton californicus Margaret R. Mulligan, Carolyn Martus 2008-4-18 2339 San Diego Camp Pendleton Marine Corps Base, San Onofre Creek area, Alpha Two Training Area, Ao mi south of Basilone Road, ca. I(c) mi east of San Onofre Mobile Home Park. 17 Comment
  SD20090  Croton californicus Frank F. Gander 1937-12-5 4785 San Diego Sumner's Ranch, San Felipe Comment
  SD20217  Croton californicus Milton F. Leeper 1937-12-20 San Diego Carrizo Gorge Comment
  SD204264  Croton californicus Jon P. Rebman, L. Aerne-Hains & W. Schmidtmann 2010-3-11 18822 San Diego Cleveland National Forest: Southeast of El Cajon Mountain; west of the El Capitan Reservoir, just east of El Cajon Mountain Truck Trail 245 Comment
  SD204267  Croton californicus Carolyn Martus 2008-3-20 483 San Diego Northeast of Fallbrook. Santa Margarita River north side. From the south end of Via Ranchitos follow the dirt trail south, down to the river. 118 Comment
  SD204268  Croton californicus Jerilyn Hirshberg 2008-7-11 1855 San Diego Cleveland National Forest, W side of Cuyamaca Mtns, 0.5 mile west of intersection of Boulder Creek Road and Cedar Creek Road, west of Eagle Peak 879 Comment
  SD205766  Croton californicus Stacy Anderson 2008-3-29 2 San Diego Ramona, Cleveland National Forest, E end of San Diego Country Estates, 1 mi SE of S end of Thornbush Rd, E of San Diego River, 0.5 mi NW of Cedar Creek Falls 287 Comment
  SD20670  Croton californicus Frank F. Gander 1938-4-8 5157 San Diego Cuca Indian Reservation at base of Palomar Mt. Comment
  SD210202  Croton californicus Jon P. Rebman, W. Schmidtmann and volunteers 2010-11-16 20440 San Diego Camp Pendleton: India Training Area; west of the Santa Margarita River; along De Luz Creek in the vicinity of Camp De Luz 60 Comment
  SD211404  Croton californicus Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18938 Imperial East of Plaster City on Bureau of Land Management (BLM) property near the entrance to Plaster City Recreation Area; just N of Hwy. S80 & W of Dunaway Road; E of Ocotillo & W of El Centro; dune area along road 0 Comment
  SD212159  Croton californicus Larry Hendrickson, Paul Johnson 2008-12-3 3338 San Diego Anza-Borrego Desert State Park. Vallecito Valley, Vallecito Ranch (formerly Campbell Ranch). At end of abandoned landing strip, 0.6 air mile N of Troutman Mountain summit, and 0.2 mile S of County Rd. S-2. 480 Comment
  SD212160  Croton californicus Royce Riggan 2005-3-26 108 San Diego Anza-Borrego State Park, just SW of Bow Willow Ranger Station, about 1I(c) miles W of Highway S-2 288 Comment
  SD212583  Croton californicus Andrew C. Sanders 2004-10-15 28842 San Diego San Dieguito Lagoon Ecological Reserve (DFG), near intersection of San Dieguito Dr. and Racetrack View Dr., Del Mar Quad: Del Mar 7.5A Q. 0 Comment
  SD214977  Croton californicus Larry Hendrickson 2009-5-23 3994 San Diego San Felipe Valley. East side of Volcan Mountain. San Felipe Valley Wildlife Area, California Department of Fish & Game property. 3.0 miles WSW of Scissors Crossing, and 0.3 mile N of State hwy. 78 and access gate. 762 Comment
  SD215483  Croton californicus Darin L. Banks 1997-4-8 1733 San Diego Agua Tibia Mountains: Wilderness Gardens Preserve. Approximately 3.4 miles east of Pala south of Highway 76 along the San Luis Rey River. Areas along the main trail network. 162 Comment
  SD216474  Croton californicus Carol R. Annable 1995-3-9 2255 Riverside Circa 13 kilometers North of Rancho Mirage. BLM land behind A-1 Cement. Comment
  SD216563  Croton californicus Michael G. Simpson, Lori Simpson 2009-11-22 3118 San Diego Anza Borrego State Park. Wash of Carrizo Creek / Vallecito Creek, ca. 4.5 miles along Canyon Sin Nombre dirt road north-northeast of S-2. 157 Comment
  SD217740  Croton californicus Jeannie Gregory, L. Aerne Hains, E. Piehel, M. A. Hawke 2009-3-31 2917 San Diego Santee, S of terminus of Mast Blvd, I(c) mile WNW of intersection Riverford Road and Hwy 67, just N of San Diego River 111 Comment
  SD218683  Croton californicus Larry Hendrickson 2009-9-21 4270 San Diego Anza-Borrego Desert State Park. Southeastern portion of Mason Valley, at edge of County Road S-2, west of Campbell Grade summit, 0.9 mile E of entrance to Butterfield Ranch (mobile home park and campground). 607 Comment
  SD218684  Croton californicus CRES Native Seed Gene Bank, S. Anderson 2009-3-25 489 San Diego Ramona, Cleveland National Forest, E end of San Diego Country Estates, 1.7 mi SE of junction of Ramona Oaks Rd and Thornbush Rd, 0.5 mi W of Cedar Creek Falls 88 Comment
  SD219470  Croton californicus Jon P. Rebman, W. Schmidtmann, G. Kenney, and others 2012-1-4 22346 San Diego Camp Pendleton: Training Area Hotel, along the Santa Margarita River; northwest of Fallbrook 60 Comment
  SD221097  Croton californicus Barbara Booth, Chris Murphy, Arlie Bergman 2010-5-22 356 San Diego Oak Grove Valley, N of Chihuahua Creek along dirt road near 3 miles ENE of junction with Highway 79, just NW of Dick Spring, descending into Oak Grove Valley. 947 Comment
  SD221635  Croton californicus Jon P. Rebman, W. Schmidtmann & G. Kenney 2012-2-16 22464 San Diego Camp Pendleton: along the Santa Margarita River; northwest of Lake O'Neill and southwest of the hospital; just east of Santa Margarita Road in the vicinity of the dry ponds 29 Comment
  SD225556  Croton californicus Jon P. Rebman, W. Schmidtmann, G. Kenney, J. Martin 2012-4-18 23206 San Diego Camp Pendleton: Training Area Oscar I; east of Stuart Mesa Road and north of Vandergrift Blvd., vernal pool area off of a dirt road near end on mesa above the Santa Margarita River on its northwest side 70 Comment
  SD226469  Croton californicus Barbara Booth, Chris Murphy 2011-5-20 490 San Diego Oak Grove, Oak Grove Forest Service Campground, Cleveland National Forest, on Highway 79 South, 5.75 SE of Aguanga, at camp space 31. 832 Comment
  SD226470  Croton californicus Joe Barth 2011-3-4 1196 San Diego Ol' Kane Springs Rd, 2.5 miles due S of State Hwy 78, 0.75 miles due W of Split Mt Rd. Lower Borrego Valley. 64 Comment
  SD226471  Croton californicus Mike Bigelow 2010-4-26 278 San Diego Anza-Borrego Desert State Park; on San Felipe Creek, 2.75 miles N of intersection Borrego Valley Road and SR78 on a dirt road leading into Borrego Badlands 139 Comment
  SD226472  Croton californicus Joe Barth 2011-2-5 1081 San Diego Bank Wash ~2.6 miles W of county line. Ocotillo Wells State Vehicular Recreation Area. 102 Comment
  SD226473  Croton californicus Mike Bigelow 2011-4-7 385 San Diego Anza-Borrego Desert State Park; Buttes Pass Road, 0.8 miles N of intersection with Highway 78 259 Comment
  SD226474  Croton californicus Barbara Booth, Chris Murphy 2011-5-30 513 San Diego Pala; Wilderness Gardens Preserve, entrance at 14209 Highway 76, at parking area and picnic grounds, 0.25 NW of Hwy 76 & Bodie Blvd. 181 Comment
  SD226475  Croton californicus Joe Barth 2011-2-15 1132 San Diego Locality: Highway 78 roadside, ~0.3 mile NE of intersection with Ol' Kane Spring Rd. Borrego Valley. 257 Comment
  SD226476  Croton californicus Joe Barth 2011-2-15 1131 San Diego Locality: Highway 78 roadside, ~0.3 mile NE of intersection with Ol' Kane Spring Rd. Borrego Valley. 257 Comment
  SD227259  Croton californicus Joe Barth 2011-4-7 1323 San Diego Upper bajada that contains Jojoba Wash, Anza-Borrego Desert State Park. 2.75 miles due S of Hwy S2, 10.4 miles due N of Freeway I8, 3.8 miles due W of Imperial county line. Just W of the Volcanic Hills; at W base of peak 1939'. 470 Comment
  SD227260  Croton californicus Joe Barth 2011-4-7 1324 San Diego Upper bajada that contains Jojoba Wash, Anza-Borrego Desert State Park. 2.75 miles due S of Hwy S2, 10.4 miles due N of Freeway I8, 3.8 miles due W of Imperial county line. Just W of the Volcanic Hills; at W base of peak 1939'. 470 Comment
  SD227261  Croton californicus Joe Barth 2011-4-11 1366 San Diego Anza Borrego Desert State Park's Volcanic Hills area. Mortero Canyon road. 0.8 mile due W of Imperial County line. 1.8 miles due S of Hiway S2, 9.6 miles due N of Frwy I8. 349 Comment
  SD227262  Croton californicus Joe Barth 2011-4-11 1367 San Diego Anza Borrego Desert State Park's Volcanic Hills area. Mortero Canyon road. 0.8 mile due W of Imperial County line. 1.8 miles due S of Hiway S2, 9.6 miles due N of Frwy I8. 349 Comment
  SD227263  Croton californicus Joe Barth 2011-4-15 1415 San Diego Anza Borrego Desert State Park. East base of Jacumba Mts, SW of the Volcanic Hills. NW of Piedras Grandes Mt. By RR trax and adjacent slopes and flats. 3 miles due W of Imperial County line. 4.7 miles due S of Hiway S2, 8.2 miles due N of Interstate 8. 557 Comment
  SD227264  Croton californicus Joe Barth 2011-4-15 1414 San Diego Anza Borrego Desert State Park. East base of Jacumba Mts, SW of the Volcanic Hills. NW of Piedras Grandes Mt. By RR trax and adjacent slopes and flats. 3 miles due W of Imperial County line. 4.7 miles due S of Hiway S2, 8.2 miles due N of Interstate 8. 557 Comment
  SD229136  Croton californicus Dick Schwenkmeyer 2012-10-16 933 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 551 Comment
  SD229137  Croton californicus Dick Schwenkmeyer 2012-11-6 864 Riverside Palm Canyon, Ague Caliente Indian Reservation, 2.6 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 178 Comment
  SD229942  Croton californicus Jon P. Rebman, With ABF class/volunteers 2013-2-10 25503 San Diego Anza-Borrego Desert State Park: Split Mountain area; to the southwest of the Wind Caves and west of Elephant Knees area; along Fish Creek Wash 185 Comment
  SD230228  Croton californicus V. W. Steinmann, M. T. Wedlake 1995-4-8 655 Riverside Along Hwy. 1111, 1 km northwest of Palm Slprings (measured from the intersection with San Rafael Dr.) south of the highway. 214 Comment
  SD231295  Croton californicus LeRoy Gross, Steve Boyd, Michael Denslow & Lisa Rojas 2003-10-21 1167 San Bernardino Mojave Desert; Northcentral Mojave Desert Region: Cat Mountain; In the Cronise Mountains, just north of interstate 15 freeway, west of Baker. Exit at Basin Road. Southeast side of the mountains above East Cronise Dry Lake. 334 Comment
  SD233275  Croton californicus Duncan S. Bell, Amber Swanson 2011-2-18 2025 Riverside Coachella Valley area: Edom Hill; along Edom Hill Road near dump. 0.6 miles from junction of Varner Road and Edom Hill Road. 259 Comment
  SD233554  Croton californicus Mike Bigelow 2010-12-10 322 San Diego Anza-Borrego Desert State Park; Rockhouse Canyon Road, NW Clark Dry Lake, 6 miles NNW of intersection with S-22 239 Comment
  SD233817  Croton californicus Scott D. White 1995-4-12 2816 San Bernardino Southeast Mojave Desert: unnamed unimproved dirt road; A+- 0.5 road mils N of Hwy. 62. 359 Comment
  SD236275  Croton californicus A. C. Sanders, Mike Misenhelter 2008-6-10 35447 Riverside San Bernardino Valley: Glen Avon, San Sevaine Wash south of Hwy 60 and of San Sevaine Way, east of concrete channel. 231 Comment
  SD238725  Croton californicus Jon P. Rebman, W. Schmidtmann & G. Kenney 2014-4-30 28151 San Diego Camp Pendleton: State Park Lease area: northwestern portion of Base; west of the intersection of Cristianitos Road & Talega Road; along Cristianitos Creek 53 Comment
  SD238726  Croton californicus Jon P. Rebman, W. Schmidtmann & G. Kenney 2014-4-22 28032 San Diego Camp Pendleton: northwestern portion of Base; San Mateo Creek just west of Guacamole Road and near the convergence with Cristianitos Creek 21 Comment
  SD242792  Croton californicus 1998-3-3 Imperial Pinto Wash Comment
  SD242793  Croton californicus 1993-3-3 Imperial Pinto Canyon Comment
  SD242794  Croton californicus 1993-3-21 Imperial Pinto Canyon Comment
  SD24517  Croton californicus Frank F. Gander 1939-4-1 7093 San Diego about 2 miles southwest of Carrizo Station Comment
  SD246457  Croton californicus Jon P. Rebman, W. Schmidtmann, G. Kenney, & J. Asmus 2015-3-3 29469 San Diego Camp Pendleton: southwest portion of Base; NW of the Santa Margarita River; Oscar 1 Training Area; W of Macs Rd. in MASS-3 vernal pool area 120 Comment
  SD247826  Croton californicus Char Glacy, Nancy Nenow 2009-6-3 190 San Diego Warner Springs; along Lost Creek Road 1.43 miles N of junction with Highway 79; E of Old Chaney Ranch Rd., N of Warner Springs Ranch. 981 Comment
  SD247827  Croton californicus Rosanne L. Humphrey 2007-4-25 132 San Diego Pala-Pauma Valley area; approx 1.25 NE of intersection Hwy 76 & Magee Rd, E of Magee on dirt road 235 Comment
  SD247828  Croton californicus Phillip Roullard 2010-5-20 277 San Diego Silver Strand State Beach; bay side picnic area, W of the aquatics center; E side of Highway 75 and 0.3 mile N of intersection with Coronado Bay Road; bay side dunes 2 Comment
  SD248170  Croton californicus J. M. Andre 2014-4-10 28449 San Bernardino Along dirt road just SE of lower Fossil Canyon drainage, west end of Mud Hills, about 5 miles NE of Harper Lake, approx 13 mile NW of Barstow. Mud Hills 7.5'Q 780 Comment
  SD248408  Croton californicus Joseph Cahill 2009-2-20 3124 Ventura South Coast: ca. 2.3 miles southeast of Point Mugu along the Pacific Coast Highway. 3 Comment
  SD249506  Croton californicus Phillip Roullard, Heather Sanderson 2008-2-21 221 San Diego Silver Strand State Beach; just W of Silver Strand Blvd. (Highway 75); near path in vacant lot 0.34 SSE of intersection Layle Road and Attu Avenue. 4 Comment
  SD250039  Croton californicus Larry Hendrickson 2012-9-12 5949 San Diego Anza-Borrego Desert State Park, Clark Valley. 7.3 air miles ENE of Borrego Springs (Christmas Circle) and 2.4 miles E of intersection of Henderson Canyon Road and County Route S-22, approx. 180 meters S of S-22. 213 Comment
  SD250040  Croton californicus Nancy Nenow, Len Mitton 2011-3-12 1696 San Diego Anza-Borrego Desert State Park; on Dos Cabezas Road; 3.65 miles SW of intersection with highway S-2 (Sweeny Pass Road); 0.25 mile N of the railroad tracks in a large wash. 551 Comment
  SD250490  Croton californicus B. Pitzer 1998-2-2 3510 Imperial Colorado Desert: extension of Sidwinder Road, S & W of Pilot Knob, on & adjacent to N berm of All-America Canal, ca. 3.2 rd miles past the RV park. 91 Comment
  SD250491  Croton californicus Duncan S. Bell, Amanda Bell 2011-1-29 2013 Imperial Superstition Mountains; southeast section of range, about 12 miles south of the Salton Sea. 127 Comment
  SD251054  Croton californicus Diana Lindsay 2009-3-27 42 San Diego Anza-Borrego Desert State Park; NE of Clark Dry Lake; 3.17 miles SW of Villager Peak; W of tamarisk dune, W side Santa Rosa Mountains, abt 4.6 mi NNE of junction Rockhouse Cyn Rd and Borrego Salton Seaway (S22) 178 Comment
  SD251218  Croton californicus Aaron C. Sedgwick, Jella Simons-Adkins, Jennifer Pilapil 2012-8-14 107 San Bernardino Mojave Desert; south central Mojave Desert region: Mecca Hills, south of Rt. 10 ca. 400 meters to the eastern side of Box Canyon Road, in a a large wash running east-west. 487 Comment
  SD252585  Croton californicus Larry Hendrickson 2013-11-9 6319 San Diego Anza-Borrego Desert State Park, east of Elephant Trees Area. 5.9 surface miles SSE of intersection of Split Mtn. Road and State Route 78 and 0.1 mile SSW of intersection of Split Mountain Road and access road to Elephant Trees. 34 Comment
  SD252586  Croton californicus Barbara Booth, Chis Murphy 2013-10-6 625 San Diego Dodge Valley; at north edge of Highway 79 South, just west of westerly curve of highway, where BLM parcel touches highway near 0.5 mile N of intersection Hwy 79 and Chihuahua Valley Road. 942 Comment
  SD252587  Croton californicus Mary Jo Churchwell 2012-4-23 624 San Diego Anza-Borrego Desert State Park at Borrego Palm Canyon Campground about 1 mile NE of parking lot for Borrego Palm Canyon Main Trail. 305 Comment
  SD252588  Croton californicus Larry Hendrickson 2012-9-14 5967 San Diego Anza-Borrego Desert State Park, Carrizo Valley east of Tierra Blanca Mountains. Beside County Route S-2, 2.4 miles SE of intersection of S-2 and access road to Agua Caliente County Park. 303 Comment
  SD252589  Croton californicus Mary Jo Churchwell 2009-12-16 218 San Diego Anza-Borrego Desert State Park; Henderson Canyon; 1.25 miles NW of junction Henderson Canyon Road and Borrego Springs Road 305 Comment
  SD252590  Croton californicus Mary Jo Churchwell 2009-12-16 217 San Diego Anza-Borrego Desert State Park; Henderson Canyon; 1.25 miles NW of junction Henderson Canyon Road and Borrego Springs Road 305 Comment
  SD252591  Croton californicus Ian Cain, Emily Clayton 2010-3-14 1297 San Diego Anza-Borrego Desert State Park; 3.83 miles SWof Imperial Highway at San Diego/Imperial County border, near railroad tracks 1.0 mile NW of railroad bridge 559 Comment
  SD253440  Croton californicus R. G. Swinney 2010-4-13 12189 Los Angeles San Gabriel Mountains: 0.35 mile north of Limekiln Canyon, bottom along ridgeline motorway, south of Pacoima Dam. 0.4 mile east of Pacoima Canyon. 609 Comment
  SD25972  Croton californicus Frank F. Gander 1939-10-12 7791 San Diego Inaja Indian Reservation Comment
  SD261540  Croton californicus Jon Rebman, W. Schmidtmann and G. Kenney 2017-4-11 32965 San Diego Camp Pendleton: northeastern portion of Base south of De Luz Road (paved) and east of De Luz Creek; Training Area Hotel: in a small canyon just east of the dirt road labelled as De Luz Road on Base 77 Comment
  SD262441  Croton californicus Larry Hendrickson 2014-8-16 6458 San Diego Beside Pacific Crest Trail, SSE of Henshaw Valley, 0.9 mile E of intersection of San Felipe Valley Road (County Rd. S2) and Montezuma Valley Road (S22). 0.9 mile NW of intersection of trail and S22. 1049 Comment
  SD26588  Croton californicus Frank F. Gander 1940-3-30 7989 San Diego Hormiguero Ranch Comment
  SD27955  Croton californicus Carl B. Wolf 1932-4-26 2966 Riverside Colorado Desert; 3.0 miles east of Mecca on Blythe Road. Comment
  SD2807  Croton californicus L. W. Nuttall Nov 1928 San Diego Mission Valley, San Diego Riverbed Comment
  SD2808  Croton californicus Frank Stephens 1927-9-18 San Diego La Puerta Valley; sandy hills from the desert to the sea Comment
  SD2810  Croton californicus L. W. Nuttall Nov 1928 San Diego Mission Valley, San Diego Riverbed Comment
  SD2813  Croton californicus Ruth B. Randall 1926-2-22 66 Riverside Whitewater Pass. Comment
  SD2816  Croton californicus Unknown Unknown San Diego Rincon Indian Reservation Comment
  SD2818  Croton californicus T. S Brandegee 1894-6-6 San Diego San Diego Comment
  SD28593  Croton californicus Frank F. Gander 1941-4-29 9168 San Diego San Felipe near ranch house Comment
  SD28689  Croton californicus Frank F. Gander 1941-4-30 9262 San Diego near base of hills south of Vallecito Stage Station Comment
  SD31180  Croton californicus Edith A. Purer 1931-3-26 966 Los Angeles Palos Verdes Hills. Comment
  SD38452  Croton californicus Edith A. Purer 1935-4-1 6185 San Diego Mission Gorge, NorthEast of San Diego Comment
  SD38453  Croton californicus Edith A. Purer 1935-4-21 6454 Riverside Desert floor, western Colorado Desert. Comment
  SD38454  Croton californicus Edith A. Purer 1931-3-5 1529 San Bernardino In valley Comment
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Oct 7 2015
  SD39866  Croton californicus Edith A. Purer 1931-8-5 2227 Santa Barbara Sand dunes near Surf. Comment
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Jul 5 2010
  SD39867  Croton californicus Edith A. Purer 1931-8-4 2228 Santa Barbara South of Santa Barbara, near Punte Station. Comment
  SD39868  Croton californicus Edith A. Purer 1931-8-6 2290 Santa Barbara South of Casmalia Beach, south of Pt. Sal. Comment
  SD39871  Croton californicus Edith A. Purer 1931-2-21 Los Angeles El Segundo Comment
  SD39872  Croton californicus Edith A. Purer 1932-8-1 4698 San Luis Obispo Morro Bay Comment
  SD39873  Croton californicus Edith A. Purer 1931-4-28 2031 Los Angeles Redondo Beach Comment
  SD39874  Croton californicus Edith A. Purer 1932-8-27 4811 Santa Barbara Guadalupe Comment
  SD39876  Croton californicus Edith A. Purer 1932-5-6 2902 San Diego Silver Strand Comment
  SD39877  Croton californicus Edith A. Purer 1932-7-16 3841 Monterey Del Monte Comment
  SD39878  Croton californicus Edith A. Purer 1932-8-31 4883 San Diego Encinitas Comment
  SD39879  Croton californicus Edith A. Purer 1932-8-28 4857 San Luis Obispo Oceano Comment
  SD39881  Croton californicus Edith A. Purer 1932-4-23 2771 Los Angeles El Segundo Comment
  SD6010  Croton californicus Frank Stephens 1928-9-19 San Diego La Puerta Valley Comment
  SD60435  Croton californicus Reid Moran 1964-7-27 11861 Riverside Canyon of Santa Margarita River, 2.5 miles southsouthwest of Temecula. 199 Comment
  SD64077  Croton californicus Reid Moran 1966-10-22 13704 San Diego on sandy flat east of Cottonwood Creek, Marron Valley 174 Comment
  SD72207  Croton californicus C. W. Tilforth 1967-2-11 102 Riverside Desert Hot Springs. 334 Comment
  SD72751  Croton californicus F. R. Fosberg 1931-7-19 S 5847 Ventura Point Mugu. Comment
  SD75718  Croton californicus Helen V. Witham 1969-9-27 497 San Luis Obispo Oso Flaco Lake. 10 Comment
  SD76077 Image available Croton californicus Helen V. Witham 1970-4-18 758 San Diego Nate Harrison Grade #22, Palomar. Frequent in open spaces. 990 Comment
  SD80025  Croton californicus Nancy R. Zabriskie, Walter Zabriskie 1970-3-29 279 Riverside Andreas Canyon Club Gate on South Palm Canyon Drive, Palm Springs. 170 Comment
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Apr 17 2011
  SD80026  Croton californicus Nancy R. Zabriskie, Walter Zabriskie 1970-12-29 333 Riverside Beside Andreas Cnyon Club entrance gate on South Palm Canyon Drive, Palm Canyon watershed, east slope of San Jacinto Mountains. 170 Comment
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Apr 17 2011
  SD83482  Croton californicus R. Mitchel Beauchamp, R. C. Pierce 1970-12-5 1397 San Diego Tijuana River Valley 4 Comment
  SD83642  Croton californicus R. Mitchel Beauchamp, R. C. Pierce 1970-9-26 1367 San Diego Batiquitos Lagoon, Leucadia; shifting sand Comment
  SD85281 Image available Croton californicus R. Mitchel Beauchamp, M. Douglas 1971-11-27 3156 San Diego Sandy wash, Canyon Sin Nombre Wash. Comment
  SD85500  Croton californicus R. Mitchel Beauchamp 1971-4-17 2189 San Diego Earthquake Valley Comment
  SD85512  Croton californicus R. Mitchel Beauchamp 1971-4-25 2267 San Diego Nate Harrison Grade, Palomar Mt. 900 Comment
  SD86119  Croton californicus R. Mitchel Beauchamp 1971-6-1 2687 San Diego sandy area near RR overpass, Del Mar 11 Comment
  SD8643  Croton californicus Daniel Cleveland Unknown San Diego Campo Comment
  SD8644  Croton californicus Daniel Cleveland May 1882 San Diego San Luis Rey Comment
  SD8646  Croton californicus Daniel Cleveland Jun 1876 San Diego Mission Valley Comment
  SD8648  Croton californicus Daniel Cleveland 1875-6-1 San Diego Mission Valley Comment
  SD9180  Croton californicus Richard Alderson 1934-8-4 San Diego El Monte Park Grove Comment
  SDSU12298  Croton californicus Kimberly O'Connor, Adrienne Russell and Scott Eliason 2000-5-6 9 San Diego Eastern portion of Oak Crest Park, south of Encinitas Blvd. and north of Oak Crest Jr. High School, Encinitas. 98 Comment
  SDSU12300  Croton californicus Kimberly O'Connor, Adrienne Russell and Scott Eliason 2000-5-6 9 San Diego Eastern portion of Oak Crest Park, south of Encinitas Blvd. and north of Oak Crest Jr. High School, Encinitas. 98 Comment
  SDSU13352  Croton californicus Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU) 2000-4-1 27 Riverside Santa Margarita Ecological Reserve (SDSU). Side of road leading down to the Santa Margrita River from the north research station. 239 Comment
  SDSU13473  Croton californicus James C. Dice, Virginia Moran 1987-11-28 760 Riverside Santa Margarita Ecological Reserve: Temecula Gorge, on north bank of Santa Margarita River at aqueduct crosing. T8S, R3W, SE 1/4 of NE 1/4 of Section 27. 250 Comment
  SDSU13531  Croton californicus W. Miller with C. Mosse 1972-7-12 Riverside West of M.W.D. Station. Comment
  SDSU13697  Croton californicus James C. Dice, Virginia Moran 1987-11-28 760 Riverside Temecula Gorge, on north bank of Santa Margarita River at aqueduct crossing. T8S, R3W, SE 1/4 of NE 1/4 of Section 27. 250 Comment
  SDSU14275  Croton californicus Danielle Dehart, Bob Lauri & Nicole Shorey 2002-4-26 14 San Diego About 2 miles South-West of Palomar State Park boundary off Nate Harrison Grade. 1245 Comment
  SDSU14703  Croton californicus unknown 1991-7-12 San Diego UTM-Easting: 448206.41; UTM-Northing: 3694598. Training Area: ALFA 2. LTETM PLOT# 59. 55 Comment
  SDSU14704  Croton californicus unknown San Diego UTM-Easting: 470115.81; UTM-Northing: 3693417. Training Area: HOTEL. LTETM PLOT# 68. 55 Comment
  SDSU15712  Croton californicus Julie Kirker, Robert Lauri 2002-6-4 91 San Diego Point Loma Naval Facility, SPAWAR. West side of peninsula in the open scrubby area just south of fence near tennis courts. 114 Comment
  SDSU16767  Croton californicus Robert Lauri 2002-8-9 358 San Diego Palomar Mountain, Cleveland National Forest. Along Nate Harrison Grade, approximately 2 miles north of Highway 76. 770 Comment
  SDSU16774  Croton californicus Robert Lauri, Nicole Shorey & Danielle Dehart 2006-4-26 378 San Diego Approximately 1.5 miles south- west of Palomar Mountain State Park boundary along Nate Harrison Grade. 1245 Comment
  SDSU17416  Croton californicus Nuri Pierce 2006-4-16 16 B San Diego Lakeside, El Capitan Reservoir at the East end of El Monte Rd. 2.1 miles southeast from the dam wall on the Rd due East around the reservoir by Chocolate and Peutz Creeks. South of El Cajon Mountain 229 Comment
  SDSU17706  Croton californicus Carolyn Martus 2002-8-19 San Diego Comment
  SDSU18165  Croton californicus Judy Newhauser 1982-4-22 San Bernardino Road between Sandhill and Emerson Lake, MCAGCC, Twentynine Palms, CA 571 Comment
  SDSU18582  Croton californicus Ian Cain 2008-6-8 912 San Diego City of Solana Beach. South East section of San Elijo Ecological Reserve, east of I-5. 70 meters east of cross trail north of Santa Helena entrance 8 Comment
  SDSU19313  Croton californicus Jon P. Rebman, M. Simpson, L. Simpson, & M. Mulligan 2009-4-10 16863 San Diego Anza-Borrego Desert State Park: southwest of Highway S-2 and south of Dos Cabezas; near the San Diego/Imperial County line in a sand dune area near the mouth of Hayden Spring canyon 490 Comment
  SDSU19376  Croton californicus Michael G. Simpson, Lori Simpson 2009-11-22 3118 San Diego Anza Borrego Desert State Park. Wash of Carrizo Creek / Vallecito Creek, ca. 4.5 miles along Canyon Sin Nombre dirt road north-northeast of S-2. 158 Comment
  SDSU19597  Croton californicus Tristany L. Wagner, Michael G. Simpson 2010-5-4 6 San Diego Mission Trails Regional Park, growing along San Diego Oak trail. 86 Comment
  SDSU21614  Croton californicus Larry Banks 82 -15 San Diego Near riparian area, north of San Diego river by Mission Dam, Mission Gorge. 88 Comment
  SDSU3707  Croton californicus R. Harvin 1962-7-9 13 San Diego In Santee off Carlton Hills Blvd., approximately 1 mile north of Mission Gorge Road. Comment
  SDSU3709  Croton californicus unknown 1931-7-1 San Diego Tiajuana River Estuary. Comment
  SDSU3710  Croton californicus D. R. Harvey 1931-4-16 1163 San Diego Mission Gorge. 152 Comment
  SDSU3711  Croton californicus J. E. Fitch 1940-10-20 4388 San Diego Palomar. Comment
  SDSU3712  Croton californicus H. Wedberg 1962-2-17 766 San Diego Near Old Mission Dam on Mission Gorge Road. 152 Comment
  SDSU3713  Croton californicus H. Wedberg 1962-2-17 772 San Diego Old Mission Dam on Mission Gorge Road. 152 Comment
  SDSU3714  Croton californicus B. Johnson 1963-7-17 69 San Diego Old Mission Dam. 61 Comment
  SDSU3715  Croton californicus D. Thompson, E. Fears 1964-7-14 San Diego West side of the sand dunes southo f the Coronado Dump along Silver Strand Highway. 2 Comment
  SDSU3716  Croton californicus H. Wedberg 1966-3-26 1145 San Diego On the road from Ocotillo to Vallecito Valley, 5.1 mi. from Imperial County line. 305 Comment
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Jan 30 2013
  SDSU3717  Croton californicus James C. Dice, and Virginia Moran 1987-11-28 760 Riverside Temecula Gorge, on north bank of Santa Margarita River at aquaduct crossing. T8S, R3W, SE 1/4 of 1/4 of Section 27. 250 Comment
  SDSU3718  Croton californicus Lisa T. Embree 1992-3-13 13 III92C Imperial 1.4 miles northwest of Shell Canyon Road off of S2 (approx 200 feet northwest from S2). 134 Comment
  SDSU3719  Croton californicus D. R. Harvey 1930-12-18 1165 Imperial Near Coyote Wells. 87 Comment
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Oct 13 2011
  SDSU3720  Croton californicus Gerald Collier 1951-4-7 M 283 Los Angeles Sea bluffs at Point Dume about 25 yards from roadside, 2 miles west of U.S. highway 101. Comment
  SEINET177842  Croton californicus Marcus E. Jones 1882-2-27 3030 San Benito Pasadena Comment
  SEINET1909329  Croton californicus Sarah J. De Groot, Firoozeh Navidara 2003-1 3468 San Bernardino Whipple Mountains: Copper Basin Dunes OHV area, near Echo Lodge, along Parker Dam Road. 128 Comment
  SEINET2048672 Image available Croton californicus Jon P. Rebman, Joan Dowd & Veronica Gallego 2000-4-19 6531 Imperial NW of El Centro, about 4 miles S of San Sebastian Natural Area and San Felipe Wash, W of Salton Sea and E of Fish Creek Mountains Comment
  SEINET238917  Croton californicus A. C. Sanders, J. C. Pires 1988-3-13 21732 San Bernardino Mojave Desert: Cronese Valley S side of I-15 at Basin Rd. SE of East Cronese Dry Lake and E od Cave Mtn. (Cave Mtn. 7. 343 Comment
  SEINET2442005  Croton californicus Unknown 1970-4-26 9 San Luis Obispo 1 mi south of Oso Flaco Lake. Comment
  SEINET3089649 Image available Croton californicus R. Mitchel Beauchamp, P. Pierce 1971-3-26 2034 San Diego Junction of roads to Butler and Rockhouse Canyons, Anza-Borrego Desert State Park 375 Comment
  SEINET3089906 Image available Croton californicus D. A. Hoover 1985-4-21 400 San Bernardino Morongo Canyon, SE of Morongo Valley,along pipeline road on the Barn Loop trail across the gully from the barn 762 Comment
  SEINET3089930 Image available Croton californicus B. Pitzer 1986-5-24 247 Riverside Whitewater Canyon, ca. 5 mi N of Hwy I-10 on Whitewater Canyon Road. From N edge of Hatchery to ca. 1/4 mi N of hatchery boundary. Whitewater 7.5' quad. 731 Comment
  SEINET3089931 Image available Croton californicus B. Pitzer 1986-5-24 247 Riverside Whitewater Canyon, ca. 5 mi N of Hwy I-10 on Whitewater Canyon Road. From N edge of hatchery to ca. 1/4 mi N of hatchery boundary. Whitewater 7.5' quad: Comment
  SEINET3089965 Image available Croton californicus H. S. Gentry 1954-1 14246 Riverside NW of Aguanga along road to Sage. Comment
  SEINET3090160 Image available Croton californicus Scott D. White 1995-4-12 2816 San Bernardino Unnamed unimproved dirt rd., 0.5 road miles N of Hwy. 62. USGS 7 1/2' Cadiz Valley SE quad. 360 Comment
  SEINET3164599  Croton californicus L. S. Copel 1904-5-4 sn Riverside West Canyon, Palm Springs; Colorado Desert Comment
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Aug 3 2013
  SEINET3164600  Croton californicus G. B. Grant 236 San Bernardino Redlands; So. Cal. Comment
  SEINET3243028  Croton californicus Jon Rebman, Joan Dowd & Veronica Gallego 2000-1 6531 Imperial NW of El Centro, about 4 miles S of San Sebastian Natural Area and San Felipe Wash, W of Salton Sea and E of Fish Creek Mountains. Comment
  SEINET3824814 Image available Croton californicus Unknown 1970-3-16 s.n. Imperial west of Glamis 0 Comment
  SEINET3831713  Croton californicus Jon P. Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-1 18938 Imperial East of Plaster City and Bureau of Land Management (BLM) property in an area proposed for development of a solar facility. S of hwy. S80 & N of I-8, E of Ocotillo & W of El Centro: along desert flats just south of HwyS 80 1 Comment
  SEINET4559623  Croton californicus J. M. Andre 2012-1 23573 San Bernardino Kelso Dunes; Mojave National Preserve; south end of dunes approx. 0.6 mi. NW of main public parking area 810 Comment
  SEINET5544967  Croton californicus H. S. Gentry 1954-1 14246 Riverside Northwest of Aguanga, along road to Sage. Comment
  SEINET5788881 Image available Croton californicus Marcus E. Jones 1881-1 2383 San Francisco San Francisco, California Comment
  SEINET6059545  Croton californicus H. C. 2003-2-28 21159 San Bernardino Ca. 5 mi N of Earp; ca. 6 mi NW of Parker, AZ Comment
  SEINET6062496  Croton californicus S. B. Parish Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  SEINET6702017 Image available Croton californicus B. C. Templeton, C. B. & I. W. Clokey 1930-4-15 1488 Riverside Gavilan Peak. 610 Comment
  SEINET7062885  Croton californicus A. G. Vestal 1947-4-14 s.n. Santa Barbara South of Casmalia on Lompoc Casmalia Road. (WGS84/NAD83). UTM Zone 10, 725931mE, 3855309mN. 207 Comment
  SEINET7063231  Croton californicus A. G. Vestal 1963-5-19 s.n. Riverside About 1.5 miles northeast of Aguanga on Route 371. UTM Zone 11, 512930mE, 3702605mN. (WGS84/NAD83). 719 Comment
  SEINET7063472  Croton californicus A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  SEINET7072454  Croton californicus A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  SEINET7073473  Croton californicus A. G. Vestal 1963-4-25 s.n. San Diego About 2.6 miles north from turn off of Bonsall - Pala Road (Route 76) on Grid Road. Coordinate datum: WGS84/NAD83. (33? deg. 21' 13" North Latitude, -117? deg. 11' 47" West Longitude. UTM Zone 11, 481715mN, 3690300mN. Coordinate datum: NAD27). Comment
  SEINET7113634  Croton californicus Marcus E. Jones 1881-1 2383 San Francisco San Francisco Comment
  SEINET7863222 Image available Croton californicus J. Andre, G. L. Clifton 2011-2-22 17471 Riverside Coachella Valley; just south of Hwy I-10 at Amtrak train station parking , just west of N. Indian Cyn Drive. 7.5' Quad: Desert Hot Springs. 186 Comment
  SEINET7996824  Croton californicus Jon P. Rebman 2000-4-19 6531 Imperial NW of El Centro, about 4 miles S of San Sebastian, Natural area and San Felipe Wash,W of Salton Sea and E of Fish Creek Mountains Comment
  SEINET8507052 Image available Croton californicus Deidre Conocchioli, Caitlin Elam 2013-10-2 84 Imperial Sonoran Desert: Algodones Sand Dunes. From Glamis take CA-78 W for 6.5 miles. Turn left onto Gecko Rd and travel 4.6 miles. 81 Comment
  SEINET9252905 Image available Croton californicus E. Sundell, M. Sundell 1974-7-13 555 Riverside Indio Comment
  SEINET9252911 Image available Croton californicus Ronald L. Hartman, Fred Seaman 1972-3-23 3232 Riverside Hwy 111, 2 mi N of Palm Springs Comment
  SEINET9252917 Image available Croton californicus James Henrickson, R. Feldmeth 1973-5-7 9530 San Diego N-S running Crest Canyon near corner of Crest Drive and Del Mar Heights in city of Del Mar 76 Comment
  SEINET9252945 Image available Croton californicus David Keil 1976-12-12 11911 Riverside ca 5 mi E of Indio along I-10 Comment
  SEINET9252981 Image available Croton californicus L. R. Landrum 1998-12-24 9368 Imperial West Palm Springs exit of Hwy 10 across street from Motel 6 in small remnant of desert vegetation. Comment
  SEINET9252995 Image available Croton californicus Scott D. White 1995-12-24 3798 Riverside Lakeview Mountains, about 5 road mi SE of Davis Road/Ramona Expressway intersection. 610 Comment
  SEINET9253017 Image available Croton californicus A. C. Sanders, Fred M. Roberts 2008-5-6 35229 Orange Peninsular Range, Santa Ana Mountains, Lomas de Santiago, lower Hicks Canyon, just above tollway (Hwy 241) crossing on Irvine Haul Rd., near debris basin 216 Comment
  SEINET9253026 Image available Croton californicus T. Elias, W. Wisura 1984-7-27 8514 Los Angeles North of Malibu; Point Dume. Comment
  SEINET9253037 Image available Croton californicus A. C. Sanders 2003-5-26 26855 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  SEINET9253049 Image available Croton californicus Marc Baker, Bob Johnson 1990-8-8 7895 San Bernardino Congress Street and M Street [San Bernardino]. T1S R4W Comment
  SEINET9253066 Image available Croton californicus Jams Henrickson 1971-5-29 5551 San Bernardino 19 air miles NE of Banning in town of Morongo Valley 835 Comment
  SEINET9253074 Image available Croton californicus Jon Rebman, A. Trouette, V. Marshall, M. Vazquez, T. Beltran 2010-4-3 18938 Imperial East of Plaster City and Bureau of Land Management (BLM) property in an area proposed for development of a solar facility. S of hwy. S80 & N of I-8, E of Ocotillo & W of El Centro: along desert flats just south of HwyS 80 1 Comment
  SEINET9253080 Image available Croton californicus Jan Gish 1980-3-26 777 Imperial Transect 2, near Andrade. T16S R21E S35 SW4 of NE4. Colorado River floodplain. 43 Comment
  SEINET9253085 Image available Croton californicus Unknown 1944-1 1546 Riverside Banning 701 Comment
  SEINET9253091 Image available Croton californicus Robert J. Rodin 1956-5-29 6084 San Luis Obispo At South end of Morro Bay Comment
  SEINET9255224 Image available Croton californicus J. C. Roos 1965-6-23 Riverside Palm Springs Comment
  SFV11882  Croton californicus R. H. Swade 1963-12-7 s. n. Riverside Colorado Desert Open desert west of Snow Creek Road, about 3 miles south of Interstate 10 intersection with California State Highway 111. 366 Comment
  SFV11883  Croton californicus R. H. Swade 1963-12-7 s. n. Riverside Colorado Desert Open desert west of Snow Creek Road, about 3 miles south of Interstate 10 intersection with California State Highway 111. 366 Comment
  SFV17391  Croton californicus J. N. Hogue, R. Rogers, J. Hunter 1998-6-25 115 .9 San Diego San Felipe Valley, 3 miles northwest of Scissors Crossing. 732 Comment
  SFV17583  Croton californicus J. N. Hogue, R. Rogers, G. Bruyea 1998-9-28 128 .2 Kern Sand dunes just west of Caliente Creek, 4 miles northeast of Di Giorgio. 213 Comment
  SFV2072  Croton californicus M. L. Vincent, R. H. Swade 1963-10-19 465 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. 366 Comment
  SFV2073  Croton californicus M. L. Vincent, R. H. Swade 1963-10-19 465 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. 366 Comment
  SFV2074  Croton californicus R. L. Armacost May 1934 s. n. Los Angeles Playa del Rey. Hills east of Loyola University. 45 Comment
  SFV2075  Croton californicus P. G. Kilburn 1958-3-1 635 Los Angeles Point Dume, just south of Zuma Beach. 3 Comment
  SFV2076  Croton californicus K. A. Wilson 1961-3-12 1006 Los Angeles Santa Monica Mountains Point Dume. Summit of Birdview and Cliffside Drive. 38 Comment
  SFV21139  Croton californicus J. M. Keefe 2001-1-24 31016 Los Angeles San Rafael Hills Pasadena. East side of Arroyo Seco, 2 m west of curb, across street from 1590 Arroyo Blvd at Howard Street. 250 Comment
  SFV21894  Croton californicus A. E. Dorsey 2007-4-29 23 San Bernardino San Gabriel Valley North end of Etiwanda Ave., south of power lines, near Etiwanda Creek. 660 Comment
  SFV6332  Croton californicus T. Gordon, D. R. Perry, M. H. Grayum, D. L. Koutnik, K. A. Wilson 1974-3-29 115 Ventura Pacific Coast Highway adjacent to dunes at Point Mugu State Beach. 15 Comment
  SJSU10957  Croton californicus R. C. McGehee 1970-9-5 337 San Bernardino 13 mi E of Twenty-nine Palms on Amboy Rd Comment
  SJSU13232  Croton californicus C. W. Sharsmith 1943-9-10 4583 .5 Los Angeles Mojave Desert near Llano Comment
  SJSU13235  Croton californicus C. W. Sharsmith 1943-9-10 4583 Los Angeles Mojave Desert near Llano Comment
  SJSU1875  Croton californicus J. W. Tilden 1957-4-18 1092 Riverside near Whitewater, E of San Gorgonio Pass Comment
  SJSU4437  Croton californicus S. R. Piazza 1963-7-21 Monterey by Hwy 1, 2 mi N of Fort Ord Comment
  SJSU4443  Croton californicus G. E. Eberly 1962-12-27 88 Riverside 200 yards E of Webber Hall, Univ. of Calif at Riverside Comment
  SJSU4452  Croton californicus H. L. Buckalew 1959-3-29 San Diego S side Vallecito Mts near Vallecito Comment
  SJSU4456  Croton californicus S. R. Piazza 1963-7-21 Monterey by Hwy 1, 2 mi N of Fort Ord Comment
  UC1005078  Croton californicus Philip A. Munz 1940-1-28 15787 San Diego Old Carrizo Station; e San Diego Co. Comment
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May 2 2014
  UC1046447  Croton californicus Alex D. Hawkes and R. Bacigalupi 1951-4-27 4929 San Bernardino Route #66 beyond Daggett; Mojave Desert Comment
  UC1078138  Croton californicus Reino Alava 1958-4-2 1890 A Kern Hwy 466 2 1/2 mi s Edison Comment
  UC1084501  Croton californicus G. Thomas Robbins 1940-5-19 322 Contra Costa e Antioch (sand hills bordering river); San Joaquin River Comment
  UC1090408  Croton californicus Milo S. Baker 1938-5-11 13190 San Bernardino near Verdemont; San Bernardino Mts. Comment
  UC109927  Croton californicus Katharine Brandegee 1893-10-15 Los Angeles Redondo Comment
  UC109928  Croton californicus D. Cleveland San Diego Campo Comment
  UC109958  Croton californicus T. S. Brandegee 1894-6-6 San Diego Mission Valley Comment
  UC109961  Croton californicus T. S. Brandegee 1894-5-12 San Diego Del Mar Comment
  UC109963  Croton californicus C. R. Orcutt 2015 Imperial s Coyote Wells Comment
  UC109970  Croton californicus D. Cleveland May 1882 San Diego San Luis Rey Comment
  UC109971  Croton californicus T. S. Brandegee 1896-4-1 San Diego Ramona Comment
  UC109972 Image available Croton californicus D. Cleveland Sept. 1876 San Diego Potrero (Tecate Valley) Comment
  UC109973  Croton californicus Alice Eastwood 1894-10-4 Kern between Rose Station and Adobe Station (on road from Bakersfield to Tejon Pass) Comment
  UC110364  Croton californicus A. A. Heller 1903-6-22 6854 Monterey on Salinas road near Del Monte Comment
  UC110365  Croton californicus C. F. Baker 1903-10-1 3700 Los Angeles Claremont Comment
  UC1130364  Croton californicus C. A. Graham 1938-10-18 442 Monterey 3 mi nnw McKay; San Miguel Quadrangle Comment
  UC1130365  Croton californicus A. D. Gifford 1934-4-2 51 Ventura Hopper Canyon Piru Quadrangle (mouth) 213 Comment
  UC1130366  Croton californicus H. A. Jensen 1930-11-6 80 Santa Barbara 3 mi n Carreaga; Santa Barbara National Forest, Lompoc Quadrangle 304 Comment
  UC1130367  Croton californicus A. E. Wieslander 1929-6-10 101 Ventura Ventura-Santa Barbara Hwy Ventura Quadrangle 4 Comment
  UC1130368  Croton californicus A. D. Gifford 1934-5-15 244 Los Angeles Dume Point Triunfo Pass Quadrangle (on Plot #100) Comment
  UC1130369  Croton californicus A. Simontacchi 1938-10-7 653 Monterey 4.9 mi sw Sweetwater School; King City Quadrangle Comment
  UC1130370  Croton californicus T. M. Hendrix 1938-11-9 924 Monterey 1 1/2 mi nnw Wunpost (Plot 149); Bradley Quadrangle Comment
  UC1130371  Croton californicus H. S. Yates 1936-4-7 5430 Riverside 10 mi e Whitewater; San Jacinto Quadrangle Comment
  UC1130372  Croton californicus H. C. Lee 1936-2-27 433 San Luis Obispo 3/4 mi se Los Berros; Arroyo Grande Quadrangle Comment
  UC1130373  Croton californicus B. Bolt 1936-1-14 534 San Luis Obispo 2 mi sse Osos Creek (mouth); Cayucos Quadrangle Comment
  UC1130374  Croton californicus J. B. Spring 1931-4-23 37 Kern at Bena Caliente (on Caliente Wash, Plot 101) 304 Comment
  UC1130375  Croton californicus A. E. Wieslander 1929-1-25 41 Riverside Bautista Creek San Jacinto Quadrangle (near Plot 9) 609 Comment
  UC1130376  Croton californicus E. Armstrong 1934-3-28 967 Kern near Woodford Station; Caliente Quadrangle Comment
  UC1130377  Croton californicus W. A. Peterson 1935-2-7 13 Kern 3 mi n Mouth of Grapevine; Tejon Quadrangle Comment
  UC1130378  Croton californicus H. Lee 1935-3-25 165 San Bernardino 3/4 mi s Lost Lake; San Bernardino National Forest, Hesperia Quadrangle Comment
  UC1130379  Croton californicus D. Axelrod 1935-3-17 105 Santa Barbara 2 1/2 mi nw Buellton; Lompoc Quadrangle Comment
  UC1130380  Croton californicus D. Axelrod 1935-5-19 412 San Bernardino 2 mi ese N.W. corner of quad.; Deep Creek Quadrangle Comment
  UC1130381  Croton californicus H. C. Lee 1935-4-25 280 Santa Barbara 3 mi ne Mt. Solomon; Lompoc Quadrangle Comment
  UC1130383  Croton californicus L. R. Short and I. H. Johnson 1934-5-4 S- 177 Kern San Joaquin Valley Tejon Quad. 365 Comment
  UC1130384  Croton californicus Jerome S. Horton 1936-9-3 403 Los Angeles San Dimas Reservoir Pomona Quadrangle Comment
  UC1170292  Croton californicus V. F. Hesse 1959-10-17 2751 Monterey 4 mi s Castroville 15 Comment
  UC1198987  Croton californicus Joseph P. Tracy 1921-5-17 5567 Contra Costa Antioch 30 Comment
  UC1211064  Croton californicus Huron H. Smith 1912-5-3 4921 Los Angeles Azusa 243 Comment
  UC1281151  Croton californicus H. E. McMinn 1935-6-27 4038 Riverside Aquanga Comment
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Dec 13 2011
  UC1282064  Croton californicus T. J. Crovello 1963-12-15 288 San Diego 2.6 mi e Vallecito Stage Station County Park 701 Comment
  UC1292299  Croton californicus C. L. Hitchcock and C. V. Muhlick 1964-3-19 23162 Imperial 3 mi s Ocotillo Well (on road to Fish Creek) Comment
  UC1329962  Croton californicus James E. Cole 1941-4-13 561 Riverside 0.5 mi n Meek's Cabin; Joshua Tree National Monument, Pinto Pass Comment
  UC1334737  Croton californicus C. W. Tilforth 1967-2-11 102 Riverside Desert Hot Springs Colorado Desert (along roadside) 335 Comment
  UC1392624  Croton californicus R. F. Hoover 1969-5-9 11526 Monterey Monterey Airport; s edge Comment
  UC144501  Croton californicus A. A. Heller 1905-4-11 7647 Kern near Pampa Station Comment
  UC1490312  Croton californicus Rolf Y. Berg 1980-8-3 San Bernardino Basin Rd turn-off on Barstow-Baker freeway Mohave Desert. Comment
  UC153538  Croton californicus LeRoy Abrams 1903-5-15 3504 San Diego Tia Juana Tia Juana River Comment
  UC1536996  Croton californicus Gordon H. True Jr. 1935-3-11 73 Riverside Box Springs Sycamore Canyon 365 Comment
  UC1560993  Croton californicus Dean W. Taylor 1989-9-29 10572 Monterey along Hwy 198 0.2 mi e overpass structure of Highway 101; Central Coast Ranges, San Lucas Comment
  UC1733863  Croton californicus Kay H. Beach, Frank Gould 1940-3-23 236 Inyo twenty miles south of Badwater, Death Valley. -30 Comment
  UC1733933  Croton californicus Kay H. Beach 1940-3-21 163 Kern Between Barstow and Mohave. Comment
  UC17558  Croton californicus Jos. Burtt Davy 1895-1 San Francisco San Francisco Comment
  UC17559  Croton californicus J. Burtt Davy 1896-4 1903 Kern Bakersfield Head of the San Joaquin Valley Comment
  UC17560  Croton californicus Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  UC17561  Croton californicus S. B. Parish June, 1888 San Bernardino San Bernardino Comment
  UC17562  Croton californicus W. H. Brewer Dec 1 1860-Dec 5 1860 28 Los Angeles Los Angeles Comment
  UC17563  Croton californicus H. N. Bolander 1863-1 2454 San Francisco San Francisco Comment
  UC17565  Croton californicus H. S. Budd November, 1901 49 San Bernardino Redlands Comment
  UC17566  Croton californicus W. H. Brewer Dec 1 1860 - Dec 5 1860 28 Los Angeles Comment
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Jan 30 2015
  UC17567  Croton californicus C. W. Hamlin 1820-1 61 Orange Buena Park Comment
  UC17586  Croton californicus Norman C. Wilson 1893-6-24 San Bernardino Cottonwood Comment
  UC17594  Croton californicus Mrs. R. W. Summers San Luis Obispo Comment
  UC177308  Croton californicus T. S. Brandegee May 1889 Los Angeles Saugus Comment
  UC1776823  Croton californicus V. W. Steinmann, M. T. Wedlake 1995-4-8 655 Riverside Along Hwy 111, 1 km NW of Palm Springs (measured from the intersection with San Rafael Dr.) 215 Comment
  UC1787496  Croton californicus Jon P. Rebman, J. Gibson, A. Winner, & misc. botany vols. 2001-3-15 7185 San Diego Anza-Borrego Desert State Park: East of Borrego Springs along S-22; just east of Font's Point and 0.3 miles west of Thimble Wash 300 Comment
  UC184061  Croton californicus S. B. Parish 1915-5-23 10390 San Bernardino Baxter Mojave Desert Comment
  UC184399  Croton californicus A. D. E. Elmer Sept., 1902 4037 Monterey Del Monte Comment
  UC184418  Croton californicus A. D. E. Elmer May, 1902 3783 Santa Barbara Santa Barbara Comment
  UC1922002  Croton californicus Scott D. White, Angelia Carey 2004-5-7 10312 Riverside San Jacinto Mountain Foothills: Indian Creek and adjacent foothills. Comment
  UC1928608  Croton californicus LeRoy Gross, S. D. Boyd, Michael Denslow, Lisa Rojas 2003-10-21 1167 San Bernardino Mojave Desert; Northcentral Mojave Desert region; Cat Mountain; In the Cronise Mountains, just north of the Interstate 15 freeway, west of Baker. Exit at Basin Road. 355 Comment
  UC1928617  Croton californicus Steve Boyd 2007-10-10 11776 San Bernardino Coastal Plains & Basins; San Bernardino Basin region; City of Colton, remnant of Colton Dunes, vacant lot between Colton Municipal Golf Course and Arrowhead Regional Medical Center at end of 200 block of Eucalyptus Ave, between Valley Blvd to south and San Bernardino Ave. to north. 335 Comment
  UC1979558  Croton californicus Darin L. Banks, Steve Boyd 1995-5-3 275 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. Comment
  UC2044870  Croton californicus Nick Jensen with Neal Kramer 2014-9-7 2488 Kern Tejon Ranch. At base of the Tejon Hills on the main road heading north-south just of the transmission line corridor road. Comment
  UC2047695  Croton californicus Nick Jensen with Evan Meyer, LeRoy Gross 2015-3-30 3358 Kern Tejon Ranch. Large wash just north of and feeding into Comanche Creek. East side of the Tejon Hills. Comment
  UC30122  Croton californicus Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  UC30123  Croton californicus Chesnut and Drew 1889-4-18 Contra Costa Antioch Comment
  UC303792  Croton californicus Ivan Johnston 1917-4-4 Riverside Palm Canyon Colorado Desert 228 Comment
  UC303793  Croton californicus S. B. Parish 1918-6-5 11874 Los Angeles Playa del Rey Comment
  UC303794  Croton californicus S. B. Parish 1918-6-5 11875 Los Angeles Playa del Rey Comment
  UC303795  Croton californicus S. B. Parish 1918-6-12 11906 San Bernardino San Bernardino Valley 304 Comment
  UC303796  Croton californicus S. B. Parish 1918-7-12 11907 San Bernardino San Bernardino Valley 300 Comment
  UC303797  Croton californicus S. B. Parish 1919-3-26 19198 Riverside Whitewater Crossing Colorado Desert Comment
  UC306694  Croton californicus A. D. E. Elmer June, 1903 4451 Monterey Gigling Comment
  UC333983  Croton californicus unknown April 1876 51 San Bernardino Comment
  UC334106  Croton californicus Kellogg and Harford May 1877 236 San Francisco Lone Mtn. S. Francisco Comment
  UC34874  Croton californicus James Pritchard 1900-5-21 San Bernardino Patton Comment
  UC408127  Croton californicus Wyatt W. Jones 1921-4-2 San Bernardino Barstow Comment
  UC410824  Croton californicus Mrs. A. F. Rhodda April 1929 Riverside Palm Springs Comment
  UC429802  Croton californicus Ira L. Wiggins 1928-6-13 3081 San Diego near Pala; San Luis Rey River Comment
  UC447210  Croton californicus Katharine Brandegee 1912-9-30 San Luis Obispo Morro Comment
  UC447211  Croton californicus C. F. Baker 1903-4-25 2825 Contra Costa Antioch Comment
  UC450191  Croton californicus N. L. Gardner and W. J. V. Osterhout 1903-6-12 San Francisco Lake Merced Comment
  UC450806  Croton californicus Fay A. Macfadden 1931-3-29 26 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UC463235  Croton californicus Roxana S. Ferris 1929-4-14 7566 Santa Barbara sand dunes 5 mi s Surf Comment
  UC472803  Croton californicus Mary F. Spencer 1918-4-4 246 Riverside Palm Springs Colorado Desert 100 Comment
  UC473772  Croton californicus Ira L. Wiggins 1928-6-13 3081 San Diego sandbar in river 4 mi w Pala; San Luis Ray River Comment
  UC489104  Croton californicus C. V. Meyer 1928-6-27 471 San Diego coast n Encinitas Comment
  UC494478  Croton californicus Philip A. Munz and C. L. Hitchcock 1932-4-4 12119 San Diego Carrizo Creek; e San Diego Co. Comment
  UC507763  Croton californicus Orcutt Collection Apr 1917 198 San Diego Mountain Springs Grade Comment
  UC519755  Croton californicus C. Epling and Wm. Robison 1932-4-9 San Diego Borego Spring Comment
  UC520023  Croton californicus Joseph Andorfer Ewan 1932-5-19 7546 Los Angeles along base of hills near power house; Playa del Rey Comment
  UC520239  Croton californicus C. Epling 1932-5-28 San Diego Banner Comment
  UC527249  Croton californicus C. B. Wolf 1913-5-13 2001 Los Angeles on road from Tujunga to San Fernando near bridge; Pacoima Wash 365 Comment
  UC537132  Croton californicus M. E. Jones 1932-9-14 San Bernardino Baker Mohave Desert Comment
  UC537231  Croton californicus M. E. Jones 1932-6-2 San Diego Encinitas Comment
  UC537263  Croton californicus Lawrence M. Booth 1934-5-26 1123 Orange Newport Bay Comment
  UC56533  Croton californicus F. Gilman 1902-1 46 Riverside Palm Springs Comment
  UC56921  Croton californicus Ernest Braunton 1902-5-25 283 Los Angeles Redondo Comment
  UC56923  Croton californicus H. M. Hall May 1901 1871 Riverside along borders of Colorado Desert San Jacinto Mountains (e base of mts.) Comment
  UC56924  Croton californicus J. Burtt Davy June, 1901 7771 Los Angeles Redondo Comment
  UC56933  Croton californicus E. B. Babcock Nov. 1902 Los Angeles near Pomona Comment
  UC57051  Croton californicus Jos. Burtt Davy 1901-1 7799 Ventura Oxnard Comment
  UC570802  Croton californicus Margaret Stason 1927-3-12 Riverside Thousand Palms Colorado Desert Comment
  UC570804  Croton californicus H. L. Mason 1923-6-15 404 Santa Barbara Harris Grade Comment
  UC57570  Croton californicus J. H. Barber 1898-2-22 368 Los Angeles beach n Sta. Monica Comment
  UC579882  Croton californicus Annetta Carter 1935-7-21 927 Santa Barbara 9 mi w Santa Maria (river mouth); Santa Maria River Comment
  UC579883  Croton californicus Annetta Carter 1935-7-21 926 Santa Barbara 9 mi w Santa Maria (river mouth); Santa Maria River Comment
  UC58400  Croton californicus A. A. Heller 1903-6-22 6854 Monterey on Salinas road near Del Monte Comment
  UC625944  Croton californicus Annie M. Alexander 1939-6-26 847 San Bernardino w Victorville Comment
  UC63984  Croton californicus L. D. Copeland May 1904 Riverside Palm Springs Colorado Desert Comment
  UC64179  Croton californicus H. M. Hall 1900-5-30 1404 San Bernardino Bloomington Comment
  UC661111  Croton californicus L. R. Short and I. H. Johnson 1934-4-4 177 Kern San Joaquin Valley Tejon Quadrangle 365 Comment
  UC66728  Croton californicus N. K. Berg 1904-3-15 San Diego Del Mar Comment
  UC66755  Croton californicus N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  UC676912  Croton californicus Ira L. Wiggins 1928-6-13 3081 San Diego 4 mi below Pala; San Luis Rey River bottom Comment
  UC676913  Croton californicus Ira L. Wiggins 1922-12-30 1061 San Diego roadside between Campo and Potrero Comment
  UC676914  Croton californicus Ira L. Wiggins 1922-12-30 1060 San Diego roadside between Campo and Potrero Comment
  UC676915  Croton californicus Ira L. Wiggins 1926-2-20 1826 San Diego junction of Barrett Dam road and Campo road; Vaughan's Store Comment
  UC708730  Croton californicus H. K. Wagnon 1944-4-2 380 Riverside along fence w cold storage plant; Palm Springs, Torney General Hospital Comment
  UC712153  Croton californicus Charles B. Fiker 1946-9-2 3642 San Diego Rainbow Comment
  UC712162  Croton californicus Charles B. Fiker 1946-9-2 3642 San Diego Rainbow; around Comment
  UC73443  Croton californicus E. D. Palmer May 1903 Los Angeles Claremont Comment
  UC75421  Croton californicus C. F. Baker 1903-10-1 3700 Los Angeles Claremont Comment
  UC765094  Croton californicus R. F. Hoover 1937-5-14 2113 Contra Costa Antioch sand-dunes Comment
  UC765095  Croton californicus R. F. Hoover 1937-5-14 2114 Contra Costa Antioch sand-dunes Comment
  UC868656  Croton californicus I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-4-15 4637 Riverside Gavilan Peak 600 Comment
  UC868657  Croton californicus Lewis S. Rose 1938-12-18 38321 Riverside Palm Springs 137 Comment
  UC868658  Croton californicus Lewis S. Rose 1938-12-18 38320 Riverside Palm Springs 137 Comment
  UC868659  Croton californicus I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-4-15 4637 Riverside Gavilan Peak 600 Comment
  UC868661  Croton californicus Carl B. Wolf 1933-5-11 4569 Kern on US Hwy 99 4.6 mi n Maricopa Road; Upper end of San Joaquin Valley 106 Comment
  UC868663  Croton californicus Mrs. Joseph Clemens 1910-8-30 Monterey Monterey Comment
  UC868664  Croton californicus Ivan Johnston 1917-4-4 Riverside Palm Canyon Colorado Desert 228 Comment
  UC868665  Croton californicus Milo S. Baker 1928-4-4 2873 Riverside Palm Springs-Banning hwy Snow River Comment
  UC868666  Croton californicus Alice Eastwood and John Thomas Howell 1938-6-16 6037 Monterey near Del Monte Comment
  UC868667  Croton californicus L. R. Abrams 1927-4-30 11655 Kern 19 mi s Bakersfield (foot of pass); Tejon Pass Comment
  UC868668  Croton californicus I. W. Clokey 1935-4-16 6726 Riverside e Mecca (along road) 200 Comment
  UC868669  Croton californicus Alice Eastwood 1913-4-30 3089 Riverside Palm Springs Comment
  UC868670  Croton californicus Marcus E. Jones, A. M. 1882-2-27 3030 Los Angeles Pasadena Comment
  UC917186  Croton californicus D. C. Finfrock 1950-4-26 35 San Bernardino 1 1/2 mi e Mentone Comment
  UC917889  Croton californicus Frank W. Gould 1944-3-26 2180 Los Angeles near Walteria; Palos Verdes Hills Comment
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May 24 2013
  UC943009  Croton californicus Lewis S. Rose 1949-9-7 49176 San Francisco Lake Merced San Francisco (type locality) Comment
  UC964814  Croton californicus G. Thomas Robbins 1950-4-6 3317 Inyo Mosaic Canyon Death Valley National Monument, Panamint Mountains (streambed) Comment
  UCD141928  Croton californicus Gerald L. Benny; Colin M. Wainwright, Robert F. Thorne 1971-4-14 267 San Bernardino San Bernardino National Forest, Day Canyon. Comment
  UCD141929  Croton californicus Charles Convis 1980-3-28 94 Imperial Colorado Desert, San Sebastian Marsh area, Western Salton Basin, 27 km due WNW of Westmorland. San Felipe Creek 4 km WSW of highway 86, along S bank. -46 Comment
  UCD141930  Croton californicus K. Esau 1935-4-11 s.n. Kern Caliente Creek, 17 miles from Bakersfield on the road to Mohave. Comment
  UCD141931  Croton californicus D. C. Finfrock 1950-4-26 35 San Bernardino 1.5 miles east of Mentone. Comment
  UCD141932  Croton californicus E. E. Gardner 1925-11-21 s.n. San Bernardino San Bernardino. Comment
  UCD141933  Croton californicus E. E. Gardner 1925-11-21 s.n. San Bernardino San Bernardino. Comment
  UCD141934  Croton californicus James B. Garner 1959-4-20 440 San Bernardino Mountains 10 miles north of San Bernardino. Comment
  UCD141935  Croton californicus Jill Hestand 1980-1-1 s.n. San Luis Obispo San Luis Obispo County: Nipomo. Comment
  UCD141937  Croton californicus G. F. Hrusa 1992-3-28 10061 San Diego Mouth of Coyote Canyon, approximately 5 m. NW of Borrego Springs, CA. Comment
  UCD141939  Croton californicus D. Kelch 1994-10-12 s.n. San Francisco San Francisco, Presidio near Magazine Rd. Comment
  UCD141940  Croton californicus Daryl Koutnik 1978-4-28 419 Los Angeles Point Dume near Zuma Beach. 45 Comment
  UCD141941  Croton californicus Geoffrey Levin 1974-5-31 191 Los Angeles Claremont, Pomona College, Wash (Blanchard Park). Alluvial Fan of Mt. San Antonio (San Gabriel Mts.). 335 Comment
  UCD141942  Croton californicus Fay A. MacFadden 1934-2-21 12441 Los Angeles Culver City. Comment
  UCD141943  Croton californicus R. C. Marks 1933-5-1 s.n. Ventura Ojai. Comment
  UCD141944  Croton californicus Roy V. Parker 1962-5-21 s.n. Kern Comache Point, Tejon Creek, southeast of Arvin. 304 Comment
  UCD141945  Croton californicus Bruce M. Pavlik 1980-5-29 206 San Bernardino Kelso Dunes. 762 Comment
  UCD141946  Croton californicus Henry M. Pollard 1958-12-14 s.n. Santa Barbara Southern Pacific Railroad east of Carpinteria. Comment
  UCD141947  Croton californicus Barry A. Prigge 1977-10-15 2289 San Bernardino Mojave Desert, Kelso Dunes. 10 air miles SW of Kelso. 792 Comment
  UCD141948  Croton californicus R. M. Beauchamp; M. Douglass 1971-11-27 3156 San Diego Canyon Sin Nombre. 175 Comment
  UCD141950  Croton californicus Gordon Pilone 1961-2-20 167 Los Angeles South of the Santa Ana Botanic Gardens in Claremont. 390 Comment
  UCD141951  Croton californicus Gordon J. Pilone 1963-5-5 275 San Luis Obispo San Luis Obispo County: Osoflaco Lake. 0 Comment
  UCD141952  Croton californicus B. Pitzer 1996-5-5 2848 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  UCD141953  Croton californicus Barry A. Prigge 1980-8-5 3823 Riverside San Bernardino Mountains, Whitewater Canyon, 0.5 miles N of trout farm. 701 Comment
Read comments
May 17 2016
  UCD141956  Croton californicus Lewis S. Rose 1959-6-19 59028 San Francisco Presidio. Comment
  UCD141959  Croton californicus A. C. Sanders 1987-11-28 7434 San Bernardino Glen Helen Sheriff's Training Facility, lower Lytle Creek between Verdemont Ranch and Glen Helen Rehabilitation Facility. 518 Comment
  UCD141960  Croton californicus Clifton F. Smith 1946-7-15 1705 Santa Barbara About Fox Canon near Veronica Springs. Comment
  UCD141962  Croton californicus V. W. Steinmann; M. T. Wedlake 1995-4-8 655 Riverside Along Hwy. 111; 1 km northwest of Palm Springs (measured from the intersection with San Rafael Dr.); south of the highway. 215 Comment
  UCD141963  Croton californicus Robert F. Thorne; R. Carolin 1967-3-17 41629 San Bernardino San Gabriel Mts., San Bernardino National Forest; W of mouth of Cucamonga Canyon. 640 Comment
  UCD141964  Croton californicus Robert F. Thorne; R. Carolin 1967-3-17 41629 San Bernardino San Gabriel Mts., San Bernardino National Forest; W of mouth of Cucamonga Canyon. 640 Comment
  UCD141968  Croton californicus Robert F. Thorne; C. W. Tilforth 1980-5-28 54159 Riverside San Bernardino Mts: Colorado Desert slopes, south-facing and west-facing, N-S rocky ridge at east side of Whitewater River at mouth of canyon. Around 1/4-1/2 mile east of Whitewater Post Office. Comment
  UCD141970  Croton californicus Robert F. Thorne; C. W. Tilforth 1971-4-9 41541 Los Angeles San Gabriel Mts., Angeles National Forest. San Dimas Canyon near San Dimas Creek. 381 Comment
  UCD141974  Croton californicus Robert F. Thorne; C. W. Tilforth, A. Shmida, B. Prigge, et al. 1978-5-9 51235 San Bernardino E. Mojave Desert, Kelso Dunes; Southern edge of Kelso Dunes near Bull Canyon Wash from Granite Mts. 731 Comment
  UCD141979  Croton californicus J. M. Tucker 1951-4-20 2071 Santa Barbara Point Conception. Comment
  UCD141981  Croton californicus G. H. Vansell 1933-11-7 s.n. San Diego San Felipe. Comment
  UCD141982  Croton californicus Marian L. Vincent; Richard H. Swade 1963-10-19 465 Riverside Snow Creek Road; 2 miles from its intersection with California State Hwy.111. 365 Comment
  UCD141983  Croton californicus Marian L. Vincent; Richard H. Swade 1963-10-19 465 Riverside Snow Creek Road; 2 miles from its intersection with California State Hwy.111. 365 Comment
  UCD141984  Croton californicus G. L. Webster; R. Hildreth 1966-12-11 7474 Riverside Aguanga Valley, above Aguanga. 640 Comment
  UCD141985  Croton californicus G. L. Webster; R. Hildreth 1966-12-11 7474 Riverside Aguanga Valley, above Aguanga. 640 Comment
  UCD141986  Croton californicus G. L. Webster 1966-12-11 7480 Orange Dana Point. Comment
  UCD141988  Croton californicus G. L. Webster 1966-12-11 7480 Orange Dana Point. Comment
  UCD141990  Croton californicus Louis C. Wheeler 1965-12-4 s.n. Los Angeles San Gabriel Mountains; Arroyo Seco, in vicinity of Pine Canyon. Comment
  UCD141993  Croton californicus Patricia Wilder 1971-11-22 5325 San Bernardino San Gabriel Mt. Range; Northwest of San Bernardino; west side of Lytle Creek; between Riverside Avenue and Sierra Avenue; about one quarter mile south of their junction. 609 Comment
  UCD141997  Croton californicus Kenneth A. Wilson 1961-3-12 1006 Los Angeles Point Dume, summit of Birdview and Cliffside Drive. 38 Comment
  UCD14933  Croton californicus Glenn Greenleaf 1977-4-1 8 San Diego 6.8 miles west along Sheep Canyon Road, from the end of DiGiorgio Road; 4.7 miles north of Borrego Springs. 210 Comment
  UCD168798  Croton californicus Nick Jensen; Neal Kramer 2014-9-7 2488 Kern Tejon Ranch. At base of the Tejon Hills on the main road heading north-south just [sic] of the transmission line corridor road. 185 Comment
  UCD33251  Croton californicus Beecher Crampton 1967-5-23 7960 a San Bernardino San Bernardino County, Mojave Desert, 31 miles west of Baker on US Hwy. 466, near midway ca. 5 miles west of Mt. Afton. 762 Comment
  UCD34207  Croton californicus Beecher Crampton 1978-3-30 9558 Santa Barbara Santa Barbara County, near Los Alamos, old bourdet Ranch. Comment
  UCD84492  Croton californicus Chuck Hughes 2010-4-28 146 Imperial 0.9 mile west of I-8. 394 Comment
  UCR100070  Croton californicus R. G. Swinney 1969-4-22 342 Los Angeles San Gabriel Valley, N and adjacent to Barnes Park along Rivergrade Rd., Baldwin Park. c. 200 yards east of San Gabriel River Channel. 91 Comment
  UCR105730  Croton californicus L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  UCR106297  Croton californicus B. G. Pitzer 1996-5-5 2848 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
Read comments
May 21 2013
  UCR106916  Croton californicus D. L. Banks, Lauren Raz 1996-11-5 1185 Riverside Agua Tibia Mountains, Pechanga Indian Reservation, south of San Gabriel Church; along a newly established firebreak along a NW-SE running ridgeline, near the water tank in section 34 421 Comment
  UCR107880  Croton californicus B. G. Pitzer 1997-3-23 2995 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  UCR108228  Croton californicus Damian Ross 1997-4-19 34 Los Angeles Bernard Biological Field Station. Claremont Colleges. west of Infirmary Rd. about 30 feet off the road, about halfway up. 412 Comment
  UCR109479  Croton californicus A. C. Sanders, Pam MacKay, Tim Thomas, O. F. Clarke 1996-11-23 19651 Riverside San Bernardino Mtns., Whitewater Canyon, just below the fish hatchery 648 Comment
  UCR111576  Croton californicus Mitch Provance 1999-1-5 1739 Riverside Mira Loma, Delhi sand dune remnant on SE corner of Milliken Ave. and Patton Rd. 256 Comment
  UCR111786  Croton californicus Mitch Provance 1998-3-21 240 San Bernardino Colton Dunes, Dune NE of the corner of Riverside Ave. and Jurupa Avenue. 305 Comment
  UCR113218  Croton californicus A. C. Sanders, J. C. Pires 1998-3-13 21732 San Bernardino Mojave Desert, Cronese Valley, south side of I-15 at Basin Rd., SE of East Cronese Dry Lake and east of Cave Mtn. 343 Comment
  UCR113955  Croton californicus Jon P. Rebman, Melanie Howe 1997-4-3 3866 San Diego San Felipe Valley, San Felipe Valley Wildlife area, east of Julian. Along Hwy S2, c. 4.5 mi north of Hwy 78 800 Comment
  UCR114846  Croton californicus Mitch Provance 1998-2-17 55 Riverside Jurupa Mountains, Pyrite Canyon, 'Central Pyrite Dune', c. .3 km south of the end of Savonia Dr. in Southridge, Fontana. Actual location of the collection just on the Riverside Co. side of the Riv. / S.B. county line. 320 Comment
  UCR115999  Croton californicus A. C. Sanders, Pam MacKay, E. J. Lawlor, C. L. Sanders 2000-3-19 23320 Riverside Shipley-Skinner Reserve area, Diamond Valley, off old Rawson Rd. north of Crown Valley, on future bed of Diamond Val. Reservoir, now filling 488 Comment
  UCR116007  Croton californicus A. C. Sanders, D. Bramlet, E. J. Lawlor, C. L. Sanders 2000-1-16 23304 Riverside Shipley-Skinner Reserve, Tucalota Creek at horse trail crossing east of Lake Skinner 457 Comment
  UCR116816  Croton californicus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23947 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR117094  Croton californicus A. C. Sanders, T. B. Salvato 2001-5-16 24292 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  UCR118285  Croton californicus George K. Helmkamp, E. A. Helmkamp 1998-4-19 3349 San Bernardino Mojave Desert, northwest side of East Cronese Lake, about 15 miles west of Baker 335 Comment
  UCR120380  Croton californicus Mitch Provance 1998-4-4 342 San Bernardino Reche Canyon, City of Colton, c. 0.1 km south of the corner of E Prado Lane and Chase Canyon Ln, off of Reche Cyn Rd. 396 Comment
  UCR121340  Croton californicus A. C. Sanders, Mark Elvin, , Vipul Joshi 2002-4-26 25031 Riverside The Badlands, west fork of Laborde Canyon near old rocket test facility 622 Comment
  UCR123775  Croton californicus Steven R. Hill 2001-4-25 33451 San Bernardino San Bernardino Mtns., San Bernardino National Forest, Waterman Canyon. Vicinity of California Route 18 north of San Bernardino, E side of Old Waterman Canyon Road, W- to SW-facing slope. north of bridge over stream 771 Comment
  UCR125173  Croton californicus A. C. Sanders, Mark Elvin 2002-6-25 25277 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR125629  Croton californicus A. C. Sanders 2003-5-26 26855 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR128255  Croton californicus A. C. Sanders, Kelly Volansky 2003-10-16 27345 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  UCR130884  Croton californicus A. C. Sanders, Mitch Provance 1999-6-28 22960 Ventura Simi Valley, Marr Ranch, west end of ranch off Tapo Canyon 396 Comment
  UCR131446  Croton californicus Alison Lipman 1998-4-24 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR131532  Croton californicus Jennie Phui 1998-5-30 021 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, mouth of Lion Canyon, 0.5-2 miles up Lion Canyon road north of I-10 Fwy 549 Comment
  UCR132555  Croton californicus George K. Helmkamp 2003-8-31 8097 Santa Barbara Central Coast, Casmalia Hills, 4 mi west of Calif. Hwy 1 (south of Guadalupe) along Brown Road 183 Comment
  UCR134614  Croton californicus Marisa Sripracha, Kyle Boyd 2004-2-14 005 Riverside Sonoran (Colorado) Desert, Snow Creek, 25 m from Snow Creek Road, 0.7 km south of Hwy 111 352 Comment
  UCR136187  Croton californicus Virginia Moran 2003-9-1 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), east of Sage Road and south of Wilson Valley Road 675 Comment
  UCR140073  Croton californicus George K. Helmkamp 2004-3-15 8362 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  UCR142615  Croton californicus A. C. Sanders, Kerry Knudsen 2004-10-15 28881 San Diego South Coast, San Elijo Lagoon Ecological Reserve (DFG), north end of Santa Helena Dr., 0.5 mi. west of El Camino Real, south of upper end of lagoon 30 Comment
  UCR142635  Croton californicus A. C. Sanders, Kerry Knudsen 2004-10-15 28842 San Diego South Coast, San Dieguito Lagoon Ecological Reserve (DFG), near intersection of San Dieguito Dr. and Racetrack View Dr., Del Mar 6 Comment
  UCR145093  Croton californicus A. C. Sanders, P. J. MacKay, Tim Thomas 2004-10-17 28904 San Bernardino Southern Mojave Desert, SW cove of Spy Mtn., east of Pipes Wash and Landers on a dirt road extension of 'University Blvd' going toward Giant Rock 866 Comment
  UCR145096  Croton californicus A. C. Sanders, P. J. MacKay, Tim Thomas 2004-10-17 28889 San Bernardino Southern Mojave Desert, Ghost Road c. 1.5 mi. south of Means Dry Lake toward Landers 823 Comment
  UCR145109  Croton californicus A. C. Sanders, P. J. MacKay, Tim Thomas 2004-10-17 28911 San Bernardino Southern Mojave Desert, Belfield Blvd. at southern tip of Spy Mtn., c.1 mile south of Giant Rock, NE of Landers 884 Comment
  UCR147329  Croton californicus Mark A. Elvin 2004-4-24 3328 San Diego San Ysidro Mountains, Otay Mountain; SE base, W end Marron Valley on slopes of mtn. N of Tijuana River, between Mine and Butteweg canyons 168 Comment
  UCR148728  Croton californicus Jon P. Rebman, Joan Dowd, Veronica Gallego 2000-4-19 6531 Imperial W Colorado Desert, NW of El Centro, E side of Fish Creek Mtns and west of Salton Sea Comment
  UCR150027  Croton californicus Scott D. White, Angelia Carey 2004-5-7 10312 Riverside San Jacinto Mountains, Indian Creek and adjacent foothills 610 Comment
  UCR151  Croton californicus Eugene Cardiff 1950-5-17 s.n. San Bernardino San Bernardino Valley, 2 mi west of Colton 323 Comment
  UCR152837  Croton californicus Jon P. Rebman, J. Gibson, A. Winner, and misc. botany volunteers 2001-3-15 7185 San Diego Western Colorado Desert, Anza-Borrego Desert State Park, east of Borrego Springs along S-22; just east of Font's Point and 0.3 mi west of Thimble Wash 300 Comment
  UCR154165  Croton californicus Mark A. Elvin 2004-12-20 3857 San Diego Southern Coast, Leucadia, between Pacific Coast Hwy 1 and railroad tracks and Encinitas and Leucadia Blvds 30 Comment
  UCR154302  Croton californicus Mark A. Elvin 2005-3-15 4065 San Diego Peninsular Ranges, San Ysidro Mtns, Bee Canyon; south of Dulzura; c. 2.8 km (air) N of Mexican border 213 Comment
  UCR154442  Croton californicus A. C. Sanders, Mike Misenhelter 2005-6-15 30979 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR156091  Croton californicus T. B. Salvato, Kent Beaman 2005-5-16 803 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR159215  Croton californicus A. C. Sanders, J. Andre , P. J. MacKay, Tim Thomas & CNPS Fld Trip 2005-2-26 29096 San Bernardino Sonoran (Colorado) /Mojave Desert transition, along jeep road c. 0.5 mi. north of Hwy 62 at the south tip of the Calumet Mtns., north of the Coxcomb Mtns., east side of 558 m hill 488 Comment
  UCR159438  Croton californicus G. F. Pratt, C. Pierce 1996-5-23 96- 52 San Bernardino Northern Mojave Desert, Fort Irwin National Training Center, Bitter Spring 427 Comment
  UCR161013  Croton californicus Mark S. Brunell, M. Okada 1993-5-29 s.n. Riverside Sonoran (Colorado) Desert, Palm Springs area, SW corner of Hwy 111 and Gene Autry Trail 104 Comment
  UCR161014  Croton californicus Mark S. Brunell, M. Okada 1993-5-29 s.n. Riverside Sonoran (Colorado) Desert, Palm Springs area, SW corner of Hwy 111 and Gene Autry Trail 104 Comment
  UCR16133  Croton californicus Barbara Petite 1973-5-24 s.n. San Bernardino San Bernardino Mtns., San Bernardino: old Waterman Canyon Road off Hwy 18 915 Comment
  UCR161814  Croton californicus George K. Helmkamp, E. A. Helmkamp 2005-2-18 8939 Santa Barbara Central Coast, Solomon Hills SE of Santa Maria along Dominion Road, 1.9 mi. SE of its junction with Clark Avenue 259 Comment
  UCR16191  Croton californicus S. M. Chambers 1970-4-11 2 Riverside Western Colorado Desert, 100 yds NW of Sunrise and Alejo Rd., Palm Springs 140 Comment
  UCR16192  Croton californicus K. A. Lamb 1968-4-29 680429- 01 Riverside E side San Jacinto River Wash on Main Street, San Jacinto, near Soboba Hot Springs Golf Course Comment
  UCR162380  Croton californicus A. C. Sanders, T. B. Salvato 2005-10-19 31894 San Diego Peninsular Range, Palomar Mtn., DFG Plaisted Creek Ecological Reserve, NE of Rincon and Pauma Valley, between Plaisted Creek and Hwy 76, N of area of former residences and south of Plaisted Cr. 823 Comment
  UCR163797  Croton californicus John F. Green 2005-10-26 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley; ENE of Salton Sea State Park, along Coachella Canal 24 Comment
  UCR164523  Croton californicus T. B. Salvato, Sandra Murcia 2005-11-8 1280 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  UCR166165  Croton californicus John F. Green 2005-2-10 s.n. Riverside Peninsular Range, E of Temecula, Rancho California, SE of intersection of Mesa Verdugo and Calle Vista, N of Pauba Valley and south of Buck Mesa 430 Comment
  UCR167260  Croton californicus John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, WNW of Rancho Dos Palmas between Coachella Canal siphons 29 and 30 24 Comment
  UCR169343  Croton californicus Mark A. Elvin 2005-9-24 4562 San Bernardino S Mojave Desert, Little San Bernardino Mtns: UC Burns Pinyon Ridge Reserve off Skyline Ranch Rd., c. 2 (air) mi ESE of Pioneertown and 1.5 (air) mi NW of Yucca Valley, Water Canyon Wash 1075 Comment
  UCR169922  Croton californicus Scott D. White, Jennifer H. Jones 2005-4-21 10948 Riverside Sonoran Desert, Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCR170294  Croton californicus A. C. Sanders, L. Lubinsky, E. J. Lawlor, D. L. Sanders 2006-3-26 31941 San Bernardino San Bernardino Valley Region, upper Scott Canyon above canyon bend at powerlines, Loma Linda Hills, south of end of Bryn Mawr Ave., c. 0.6 mi. north of Riverside Co. line 518 Comment
  UCR171698  Croton californicus Melvin M. Sweet 2005-8-7 184 San Diego Anza Borrego Desert State Park, Coyote Canyon, just above First Crossing, 5.5 mi NW of town of Borrego Springs, 2.3 mi SE of Santa Catarina Spring. Square D23 334 Comment
  UCR174414  Croton californicus A. C. Sanders 2006-6-5 33107 San Bernardino San Bernardino Valley, Santa Ana River floodplain SE of East Highlands, pipeline route from Cone Camp Rd. toward Mentone, between Greenspot Rd. and the main channel 473 Comment
  UCR174941  Croton californicus Jennifer H. Jones, Toby Bartels 2006-4-23 283 Riverside Transverse Ranges; San Bernardino Mtns., Banning Pass, NE of Cabazon along powerline road and in Deep Canyon 744 Comment
  UCR175366  Croton californicus Jim Andre 2006-4-26 6777 Riverside South Mojave Desert, Joshua Tree National Park: west of upper Long Canyon, c. 5 mi south of the radio tower and NE corner (boundary) of the park 1325 Comment
  UCR176110  Croton californicus Holly A. Wanamaker 2005-6-8 43 San Bernardino San Bernardino Valley, south bank of the Santa Ana River, off South La Cadena Dr. and Tropica Rancho Rd. in Grand Terrace 274 Comment
  UCR178178  Croton californicus LeRoy Gross, Steve Fischer, G. D. Wallace, et al. 2002-12-7 679 Los Angeles Transverse Ranges: San Gabriel Mtns, Limekiln Canyon 518 Comment
  UCR181068  Croton californicus Mitch Provance 2003-4-23 9915 San Bernardino Colton Dunes, City of Rialto, 1/8 to 1/4 mile east of South Industrial Drive, along the Rancho Jurupa (Stearns) border towards the Rialto Channel. 293 Comment
  UCR187280  Croton californicus Diane Menuz, Theresa Johnson 2006-6-15 157 Riverside Peninsular Range; San Jacinto Mtns, San Bernardino National Forest, Bautista Canyon, just off the road c. 1/2 mile below Bautista Spring 762 Comment
  UCR192715  Croton californicus A. C. Sanders, Mike Misenhelter 2008-6-10 35447 Riverside San Bernardino Valley, Glen Avon, San Sevaine Wash south of Hwy 60 and of San Sevaine Way, east of concrete channel 231 Comment
  UCR192728  Croton californicus A. C. Sanders, Fred M. Roberts 2008-5-6 35229 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, lower Hicks Canyon, just above tollway (Hwy 241) crossing on Irvine Haul Rd., near debris basin 216 Comment
  UCR193030  Croton californicus A. C. Sanders, Fred M. Roberts 2008-6-17 35518 Orange Peninsular Range; Santa Ana Mtns., middle section of Weir Canyon, SSE of Walnut Canyon Reservoir 225 Comment
  UCR193633  Croton californicus A. C. Sanders 2008-7-10 35734 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR195103  Croton californicus A. C. Sanders 2008-8-14 36026 Ventura South Coast; Ventura Coastal Basin, Oxnard, near Mandalay power station (Edison) on east edge of Harbor Blvd. between 5th St. and Gonzalez Ave., S of McGrath St. Beach 3 Comment
  UCR196027  Croton californicus Ted Rado, Et al. 2008-4-1 s.n. San Bernardino Mojave Desert, Victorville Power Plant area, NW of junction of Colusa Rd. and Helendale Rd., west of Mojave River, NE of Adelanto 850 Comment
  UCR198298  Croton californicus LeRoy Gross, Steve Boyd, Michael Denslow, Lisa Rojas 2003-10-21 1167 San Bernardino Northcentral Mojave Desert, Cat Mountain in the Cronise Mountains, just north of the Hwy I-15, west of Baker. Basin Road exit 355 Comment
  UCR200539  Croton californicus Tasha La Doux, Jim Andre, G. L. Clifton 2008-1-10 188 San Bernardino Mojave Desert, Devil's Playground, south end of Old Dad Mountain. Large sandy wash (lower Jackass Canyon Wash) bissected by transmission line corridors 605 Comment
  UCR203093  Croton californicus Jon P. Rebman, Margaret R. Mulligan 2008-6-25 15823 San Diego Camp Pendleton Marine Corps Base, south of Stagecoach Road and north of the airstrip along Vandegrift Blvd., near the dirt road to CDM, north of Vandegrift Blvd, Santa Margarita River flood plain. Square E6 43 Comment
  UCR205087  Croton californicus R. G. Swinney 2008-4-10 8640 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  UCR205543  Croton californicus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36909 Los Angeles San Gabriel Valley, South El Monte, north side of San Gabriel River between Peck Rd. and Hwy 60, adjacent to storage facility under SCE power lines 73 Comment
  UCR205653  Croton californicus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37002 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  UCR205977  Croton californicus A. C. Sanders, T. B. Salvato 2009-5-29 37048 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  UCR207064  Croton californicus Joseph Cahill 2009-2-20 3123 Ventura South Coast, c. 2.3 mi. southeast of Point Mugu along the Pacific Coast Hwy 3 Comment
  UCR20828  Croton californicus A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1296 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  UCR210420  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UCR210686  Croton californicus R. G. Swinney 2008-10-23 9678 San Bernardino San Gabriel Mtns., Lost Lake, Lone Pine Canyon 851 Comment
  UCR210699  Croton californicus R. G. Swinney 2008-11-7 9795 San Bernardino San Bernardino Valley/ San Gabriel Mtns., Glen Helen Regional Park, marsh to the west of the fishing lakes 610 Comment
  UCR213407  Croton californicus A. C. Sanders, Dan S. Cooper 2010-3-12 37340 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR213541  Croton californicus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37826 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, under powerlines near tower, 1.23 mi. NNW (348 deg. ) of intersection of I-15 and Lake St. 537 Comment
  UCR215155  Croton californicus Kimberly Doughty, Darran Doughty 2008-5-24 40 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  UCR216040  Croton californicus Oleg Pryadko 2008-5-25 026 San Bernardino San Gabriel Valley, Etiwanda, within 200 ft. south of Wilson Ave. and east of East Ave. 491 Comment
  UCR216257  Croton californicus Mike Bell 2008-3-19 045 Riverside Sonoran (Colorado) Desert, Coachella Valley; 2 miles west of Desert Hot Springs, north of Pierson Blvd. and west of North Indian Canyon Dr. 396 Comment
  UCR216559  Croton californicus Dan S. Cooper 2010-6-13 610- 69 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 155 Comment
  UCR217788  Croton californicus Jim Andre, T. La Doux 2010-3-1 12564 Imperial Colorado (Sonoran) Desert, Borrego Desert, c. 2.5 mi northwest of town of Ocotillo, along Hwy S-2, at large transmission line crossing 164 Comment
  UCR218007  Croton californicus A. C. Sanders, Dan S. Cooper 2010-8-5 38581 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR21936  Croton californicus Steve Boyd 1980-5-11 244 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  UCR220894  Croton californicus Jim Andre 2010-7-12 14635 San Bernardino Eastern Mojave Desert, Kelso Dunes, along Kelbaker Road 1.6 mi. south of Kelso, growing on sandy banks of large wash 651.36 Comment
  UCR220965  Croton californicus Dick Newell, Don Millar 2010-4-27 027 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, Limestone Ridge Rd. at junction of Markel Spur Rd., overlooking The Sinks 427 Comment
  UCR224204  Croton californicus Valerie Soza, Marisa Colon, LeRoy Gross, Dylan Hannon, Andreas Hessing, B. Hogshead, Michael Wall, Susan Jett 2002-4-23 s.n. Ventura Ventura Coastal Basin, McGrath State Beach, east side of McGrath Lake 3 Comment
  UCR226674  Croton californicus Jim Andre 2011-2-9 15946 Riverside Sonoran (Colorado) Desert, Coachella Valley, along Varner Road between Desert Hot Springs and Palm Desert, 2 mi north of Hwy I-10 189 Comment
  UCR226842  Croton californicus Jim Andre 2011-3-31 16511 San Bernardino Mojave Desert, west margin of East Cronise Lake, 2.0 mi north of Hwy I-15 322 Comment
  UCR226995  Croton californicus Jim Andre 2011-2-2 16215 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  UCR228738  Croton californicus Jeremiah George 2011-6-20 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Dr. North and Pso del Campo 92 Comment
  UCR232595  Croton californicus Kathleen Stockwell 2011-5-15 s.n. San Bernardino San Gabriel Valley, Day Creek Blvd. at NW corner of intersection with 210 Fwy, just south of Vintage Dr. 465 Comment
  UCR233186A  Croton californicus Jim Andre, Glenn L. Clifton 2011-2-22 17419 Riverside Mecca Hills, along Box Canyon Road, 5.5 mi northeast of town of Mecca 52 Comment
  UCR234806  Croton californicus Jim Andre, Glenn L. Clifton 2011-2-22 17471 Riverside Coachella Valley, just south of Hwy I-10 at Amtrak train station parking , just west of North Indian Canyon Drive 186 Comment
  UCR235075  Croton californicus A. C. Sanders, John F. Green 2012-6-1 40226 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, south of I-15 between Horsethief Cyn. Rd. and Hostettler Rd. 368 Comment
  UCR23549  Croton californicus John C. Roos 1965-6-27 s.n. San Bernardino San Bernardino Valley, Loma Linda Hills 366 Comment
  UCR236654  Croton californicus Jon P. Rebman, Warren Schmidtmann, volunteers 2010-11-16 20440 San Diego Camp Pendleton; India Training Area; west of the Santa Margarita River; along De Luz Creek in the vicinity of Camp De Luz. Square D6. 60 Comment
  UCR236828  Croton californicus Jon P. Rebman, Andrew Trouette, Victoria Marshall, M. Vazquez, T. Beltran 2010-4-3 18938 Imperial Sonoran (Colorado ) Desert, Southwest of Plaster City on BLM property near the entrance to Plaster City Recreation Area; just north of Hwy S80 and west of Dunaway Road; east of Ocotillo and west of El Centro 1 Comment
  UCR237403  Croton californicus Jon P. Rebman, L. Aerne Hains, Warren Schmidtmann 2010-3-11 18822 San Diego Cleveland National Forest, southeast of El Cajon Mountain, west of the El Capitan Reservoir, just east of El Cajon Mountain Truck Trail. Square O16 245 Comment
  UCR237489  Croton californicus Duncan S. Bell, Amber Swanson 2011-2-18 2025 Riverside Mojave Desert, Coachella Valey area, Edom Hill, along Edom Hill Road near dump, 0.6 road mi from junction with Varner Road 259 Comment
  UCR237692  Croton californicus Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4604 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 526 Comment
  UCR239727  Croton californicus Jon P. Rebman, Warren Schmidtmann, G. Kenney, et al. 2012-1-4 22346 San Diego Camp Pendleton, Training Area Hotel, along the Santa Margarita River, northwest of Fallbrook 60 Comment
  UCR239819  Croton californicus O. F. Clarke 2004-4-7 s.n. San Bernardino San Bernardino Valley, Santa Ana River Wash along North Orange St., Redlands 393 Comment
  UCR240991  Croton californicus Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 55 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  UCR243714  Croton californicus Jim Andre 2011-6-8 19166 San Bernardino Eastern Mojave Desert, Mojave National Preserve; Kelso Dunes, NE end of dunes, 4 mi. SSW of Kelso, c. 1.2 mi. west of Kelbaker Rd 690 Comment
  UCR245236  Croton californicus Jim Andre 2012-3-19 21343 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley along unnamed dirt road 0.3 mi. N. of Hwy 177, 5.7 mi. NE of junction with I-10 freeway 157 Comment
  UCR246533  Croton californicus Frank B. McMurry 1943-1 1353 Imperial Sonoran (Colorado) Desert, Imperial National Wildlife Refuge [along Colorado River between c. Walker Lake and Sortan Wash] 61 Comment
  UCR249427  Croton californicus Jon P. Rebman, ABF Class/volunteers 2013-2-10 25503 San Diego Sonoran Desert, Anza-Borrego Desert State Park; Split Mountain area, to the southwest of Wind Caves and west of Elephant Knees area, along Fish Creek Wash 185 Comment
  UCR252838  Croton californicus Jim Andre 2013-3-3 23977 Imperial Sonoran (Colorado) Desert, Yuha Desert, along Hwy 98 near Pinto Wash, 15.1 mi. ESE of Ocotillo, and west of Calexico 38 Comment
  UCR254554  Croton californicus Jon P. Rebman, Warren Schmidtmann, G. Kenney 2014-4-22 28032 San Diego Camp Pendleton, northwestern portion of base, San Mateo Creek just west of Guacamole Road and near the convergence with Cristianitos Creek. Square: C1 22 Comment
  UCR256758  Croton californicus T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7890 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  UCR258633  Croton californicus T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7898 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  UCR259274  Croton californicus R. G. Swinney 2010-5-4 12515 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR259754  Croton californicus R. G. Swinney 2010-4-28 12386 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR260177  Croton californicus Duncan S. Bell, Amanda Bell 2011-1-29 2013 Imperial Sonoran (Colorado) Desert, Superstition Mountains, southeast section of range, c. 12 mi south of the Salton Sea 127 Comment
  UCR260794  Croton californicus R. G. Swinney 2010-2-27 11736 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR262097  Croton californicus A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-25 41518 Riverside San Gorgonio Pass, 2.25 miles ESE of Cabazon, north of the San Gorgonio River wash on the alluvial slope east of the water bottling plant and Elm St. 474 Comment
  UCR263864  Croton californicus Robert K. Lauri 2002-8-9 358 San Diego Peninsular Range, Palomar Mountain, Cleveland National Forest. Along Nate Harrison Grade, c. 2.25 miles north of Highway 76 770 Comment
  UCR264374  Croton californicus Mitch Provance, Callen Huff 2009-4-6 10370 Kern San Joaquin Valley, Tejon Ranch, 3.5 mi E of Arvin, along unnamed road to the granite mine, near its intersection with E Bear Mountain Rd. 166 Comment
  UCR264962  Croton californicus Joe Barth 2011-3-4 1196 San Diego Sonoran (Colorado) Desert, Old Kane Springs Rd., 2.5 miles due south of Hwy 78, 0.75 miles due west of Split Mountain Rd, Lower Borrego Valley. Atlas Square: J28 64 Comment
  UCR264989  Croton californicus Larry Hendrickson 2009-5-23 3994 San Diego San Felipe Valley, east side of Volcan Mountain, San Felipe Valley Wildlife Area, CA Department of Fish & Game property, 3.0 mi west-south-west of Scissors Crossing, and 0.3 mi north of State Hwy 78 and access gate. Square: J21 762 Comment
  UCR267182  Croton californicus Fred M. Roberts 2010-3-12 7185 Orange Southeast Coast, DANA POINT HEADLANDS: Harbor Point Park, South of Green Lantern and west of Dana Point Harbor, c. 150 meters SE Interpretive Center 50 Comment
  UCR268873  Croton californicus Jim Andre 2014-3-14 27345 San Bernardino Western Mojave Desert, along Hinkley Road, 9.0 mi north of Hinkley, c. 2 mi south of Black Mountains, northeast margin of Harper Dry Lake 623 Comment
  UCR270523  Croton californicus R. G. Swinney 2010-4-13 12189 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  UCR271695  Croton californicus Mitch Provance 2007-6-15 607- 03 Kern San Joaquin Valley, SW side of Sand Ridge, 6 miles NNE of Arvin, at the east end of E Panama Rd. 229 Comment
  UCR274810  Croton californicus David Fraker, Aaron C. Sedgwick 2012-4-4 070 Riverside Sonoran (Colorado) Desert, between Mecca Hills and Salton Sea, close to the aqueduct 122 Comment
  UCR274827  Croton californicus Duncan S. Bell 2014-4-28 6741 San Bernardino Pioneertown Mountains Preserve, Pipes Wash, between Black Hill and Flat Top, c. 2.5 air miles north of Pioneertown 1184 Comment
  UCR275361  Croton californicus T. B. Salvato, Melissa Clemons 2005-6-9 1504 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  UCR276379  Croton californicus T. B. Salvato, Sandra Murcia 2006-5-9 1400 B San Bernardino San Bernardino Valley, Lower Cajon Pass, Glen Helen Parkway where it crosses Cajon Wash, between Glen Helen Road and Cajon Blvd. 614 Comment
  UCR276600  Croton californicus Mitch Provance, Jeremiah George 2016-8-19 816- 02 San Bernardino Santa Ana River Valley, Ontario, Mira Loma Substation, 0.8 miles SW of E. Riverside Dr. and Milliken Ave. 233 Comment
  UCR276653  Croton californicus Jim Andre 2015-3-6 33547 Riverside Coachella Valley, along Snow Canyon oad, just south of Hwy 111 362 Comment
  UCR278562  Croton californicus Mitch Provance 2012-7-28 712- 08 Riverside San Gorgonio Pass, Banning, Montgomery Creek and adjacent plateaus, south of Westward Ave., and west of Banning High School 695 Comment
  UCR278758  Croton californicus Onkar Singh, B. Huttar 2015-3-16 5109 Imperial Sonoran (Colorado) Desert, Algodones Dunes, c. 900 m NE of Gecko Rd and Hwy 78 junction 82 Comment
  UCR278759  Croton californicus Onkar Singh, B. Huttar 2015-3-16 5110 Imperial Sonoran (Colorado) Desert, Algodones Dunes, c. 900 m NE of Gecko Rd and Hwy 78 junction 82 Comment
  UCR279258  Croton californicus Onkar Singh 2016-4-26 5778 San Bernardino Mojave Desert, Fort Irwin National Training Center, c. 4.7 km SSW of Bitter Spring 454 Comment
  UCR279917  Croton californicus Onkar Singh, Keir Morse 2016-4-14 5701 San Diego Camp Pendleton, India Training Area, within the Santa Margarita River drainage c. 2 km NE of junction with De Luz Creek 55 Comment
  UCR280485  Croton californicus Onkar Singh 2015-9-8 5568 San Bernardino Mojave Desert, 12 km WNW of Hinkley, c. 6 km north of Hwy 58 and 300 m east of Harper Lake Rd 665 Comment
  UCR281549  Croton californicus Mitch Provance, Jeremiah George 2017-3-20 317- 121 Orange West Coyote Hills, Fullerton, vicinity of Utility Access Roads E of Gilbert Street and N of Castlewood Dr., on land previously occupied by oil fields. 137 Comment
  UCR281768  Croton californicus Naomi Fraga, Pam De Vries, Nick Jensen 2015-3-18 5065 Ventura South Coastal Plain, Totolcom ll and McGrath properties owned by The Nature Conservancy along the Santa Clara River west of Victoria Avenue on the north side of the river Comment
  UCR2862  Croton californicus Vivian Manns 1963-4-12 630412- 15 San Bernardino San Bernardino Valley, c. 3 mi. SE of Nealey's Corner on 'Lytle Creek Road' [Riverside Ave]. 518 Comment
  UCR28747  Croton californicus A. C. Sanders 1975-8-27 005 Imperial Sonoran (Colorado) Desert, Yuha Desert; 3 miles west of Ocotillo, along Hwy S2 91 Comment
  UCR33536  Croton californicus Faulkner 1972-5-2 574 San Bernardino Sonoran (Northern Colorado) Desert, between Whipple Mtns and Colorado River, 10 mi north of Parker 122 Comment
  UCR34473  Croton californicus A. C. Sanders, N. M. Fellows 1983-10-12 3972 San Bernardino Mojave Desert/ Little San Bernardino Mtns., Big Morongo Preserve of the Nature Conservancy in Big Morongo Canyon, south of town of Morongo Valley 795 Comment
  UCR35106  Croton californicus L. B. Ziegler 1966-10-17 102 Riverside San Jacinto Valley-on Soboba Indian Reservation 518 Comment
  UCR41370  Croton californicus N. M. Fellows 1985-1-5 63 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn., 1 mi west of Snow Creek Village 506 Comment
  UCR41727  Croton californicus G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UCR45806  Croton californicus James Henrickson 1973-5-7 9530 San Diego South Coast, N-S running Crest Canyon near corner of Crest Drive and Del Mar Heights in city of Del Mar 91 Comment
  UCR46565  Croton californicus B. G. Pitzer, D. C. Hawks 1986-10-21 0352 Orange Peninsular Range; Santa Ana Mtns. Foothills, Lomas de Santiago, c. 10 mi east of Santa Ana, in hills N and east of South Coast Gun Club on Jeffrey Road in Hicks Canyon 183 Comment
  UCR50229  Croton californicus A. C. Sanders 1987-11-28 7434 San Bernardino San Bernardino Valley, Glen Helen Sheriff's Training Facility, lower Lytle Creek Wash between Verdemont Ranch and Glen Helen Rehabilitation Facility 520 Comment
  UCR58717  Croton californicus James C. Dice, Virginia Moran 1987-11-28 760 Riverside Peninsular Range, Temecula Gorge, N bank of Santa Margarita River at aqueduct crossing. 250 Comment
  UCR59469  Croton californicus George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  UCR59792  Croton californicus B. G. Pitzer, G. R. Ballmer 1989-10-6 1463 Imperial Sonoran (Colorado) Desert, Yuha Desert; Coyote Wash, c. 0.5 mi east of Painted Gorge Road. 107 Comment
  UCR69528  Croton californicus B. G. Pitzer 1991-6-19 1785 San Bernardino Mojave Desert, 29 Palms Marine Corps Base, c.7.5 km airline SW of 'Gypsum Ridge' and 5 km airline NNW of Surprise Spring 703 Comment
  UCR78737  Croton californicus R. G. Swinney 1991-10-6 1639 San Bernardino San Gabriel Mtns., San Bernardino National Forest. Cajon Canyon, near stream c. 0.5 mi south of the N end of Old Hwy 395 881 Comment
  UCR85499  Croton californicus Scott D. White 1993-6-15 1540 San Bernardino Santa Ana River Valley, Redlands, between Alabama and Tennessee St (Hwy 30) crossings in the Santa Ana River Wash 366 Comment
  UCR89872  Croton californicus George K. Helmkamp 1994-3-8 41 13 Riverside Western Colorado Desert, Indio Hills, junction of Palm Dr. & Varner Rd, below Edom Hill 200 Comment
  UCR8988  Croton californicus H. M. Pollard 1964-3-15 s.n. Santa Barbara Santa Barbara, Fox Canyon, Las Positas Road Comment
  UCR92203  Croton californicus D. L. Banks, Steve Boyd 1995-5-3 0275 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  UCR92257  Croton californicus Scott D. White 1995-8-23 3576 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  UCR93092  Croton californicus Scott D. White 1995-12-24 3798 Riverside Lakeview Mtns., c. 5 road mi SE of Davis Road/Ramona Expressway intersection. 610 Comment
  UCR93386  Croton californicus G. R. Ballmer 1993-5-2 s.n. Santa Barbara S foot of Purisima Hills, between Harris Grade Road and Rucker Road, north of Lompoc, north of Burton Mesa Road Comment
  UCR94803  Croton californicus A. C. Sanders 1996-10-2 19597 San Bernardino San Bernardino Valley, Yucaipa, between Av. 'E' & 'F', east from Wilson Creek channel to top of slope 655 Comment
  UCR95445  Croton californicus L. C. Wheeler 1967-4-30 9244 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  UCR96169  Croton californicus B. G. Pitzer 1995-4-22 2310 San Bernardino Western Mojave Desert, Buckthorn Canyon, c. 20 air km north of Adelanto and 0.5-0.75 mi. east of Hwy 395. 823 Comment
  UCR96180  Croton californicus B. G. Pitzer 1996-11-4 2918 San Bernardino San Bernardino Valley, San Timoteo Canyon, small box canyon behind private residence at 28400 San Timoteo Canyon Rd, c. 1/4 mi. west of Alessandro Rd. 488 Comment
  UCSB21199  Croton californicus Whistler, Art 1967-5-19 Santa Barbara Purisima Hills locality is 0.7 miles (via a dirt road) from State Hwy. 1, 0.6 miles south of the Hwy's intersection with the Los Alamos-Casmalia Road Comment
  UCSB33392  Croton californicus Marks, Russell; Marks, R. 1978-5-5 San Diego Di Giorgio Rd., 1.5 mi. N of Henderson Canyon Rd. in Borrego Valley 182 Comment
  UCSB3573  Croton californicus Kraebel, C. 1931-9-27 San Bernardino Barranca Dam Comment
  UCSB3574  Croton californicus Walker, Clifford 1954-4-9 Riverside 3 miles south of Devil''s Garden between White Water Canyon and Twentynine Palms Comment
  UCSB3575  Croton californicus Kamb, Peter 1947-6-11 Los Angeles Eaton Wash, Pasadena 266 Comment
  UCSB3576  Croton californicus Kamb, Peter 1948-2-1 Riverside Valley in the Jurupa Mts. west of Colton, San Bernardino/Riverside County 304 Comment
  UCSB3578  Croton californicus Keator, Glenn 1958-6-10 Santa Barbara West side of Goleta Slough Comment
  UCSB36657  Croton californicus Brownell, Kathleen 1980-5-18 Riverside 4 mi. E on Whitewater Canyon Rd. from I-10, San Bernardino Mtn. foothills; 50 ft. from Whitewater River Comment
  UCSB38047  Croton californicus Vivrette, Nancy 1978-11-19 Santa Barbara Santa Maria Riverbed, adjacent to LeRoy County Park, Guadalupe Comment
  UCSB39333  Croton californicus Steele, Kelly; Roberts, Fred 1981-10-9 Santa Barbara More Mesa; along the Pacific Ocean, south of Atascadero Creek, adjacent to and west of Hope Ranch Park, ca. 3 km. southeast of Goleta; in extreme SW corner of W More Mesa (Areas 2B and 2A) 40 Comment
  UCSB40208  Croton californicus Brownell, Kathleen 1980-5-17 Imperial 13 miles east on Hwy. 78 from Hwy. 115, near Glamis Comment
  UCSB41835  Croton californicus Thompson, Don 1970-4-25 Los Angeles Junction of Haven and Wilson, 1 mi. W of Chaffey College 670 Comment
  UCSB44813  Croton californicus Gill, R. 1979-3-10 San Diego Coyote Canyon Road W 0.5 mi. end of pavement 243 Comment
  UCSB45965  Croton californicus Roos, John 1965-6-27 San Bernardino Loma Linda Hills 304 Comment
  UCSB46692  Croton californicus Bednar, Larry 1977-5-30 San Bernardino Lytle Creek, about 1 mi. off the main road, along dirt road ca. 1 mi. N of Highway 15 518 Comment
  UCSB47662  Croton californicus Forbes, Holly 1982-7-13 Santa Barbara La Purisima Mission State Historic Park; 2 km. NE of Lompoc City Limit; above upper reservoir Comment
  UCSB47910  Croton californicus Fletcher, Martin; Roberts, Dar 1983-2-20 Santa Barbara La Purisima Mission State Historic Park; 2 km. NE of Lompoc City Limit; above lower reservoir Comment
  UCSB47973  Croton californicus Roberts, Jr., Fred 1980-2-17 Orange Along north side of Dana Strand Road, on the bluffs west of Dana Mrina, Dana Point 56 Comment
  UCSB55464  Croton californicus Powell, Jerry 1972-6-1 San Luis Obispo Oso Flaco Lake, 5 mi. S of Oceano Comment
  UCSB56364  Croton californicus Pritchett, David 1987-7-10 Santa Barbara Vandenberg Air Force Base, Squirrel's Nest Camp on Grant Rd. 152 Comment
  UCSB56967  Croton californicus Ferren, Wayne 1987-8-12 Santa Barbara Off Grant Rd. near Squirrels Nest Camp, Vandenberg Air Force Base Comment
  UCSB61399  Croton californicus Parikh, Anuja; Gale, Nathan 1994-5-17 Santa Barbara Buffer of created wetland site Wildflower Wetland, Vandenberg Air Force Base 40 Comment
  UCSB61400  Croton californicus 1994-5-17 Santa Barbara Buffer of created wetland site Wildflower Wetland, Vandenberg Air Force Base 40 Comment
  UCSB64241  Croton californicus Magney, David 1999-5-17 Ventura Western Transverse Ranges; Ventura Hills; Saticoy Quad.; Ex Mission San Buenaventura; San Bernardino BM; vicinity of survey tower #'s 2/3-N & 0-1 E/W, on W side of road; Long Canyon, N of Saticoy 208 Comment
  UCSB69788  Croton californicus Ferren, Wayne 1984-10-12 Santa Barbara Santa Ynez River Estuary. Adjacent to west side of railroad and north side of Santa Ynez River Estuary. Comment
  UCSB70552  Croton californicus Wellonen, Cher; Magney, David 2000-4-6 Ventura Western Transverse Ranges, Santa Clara River Valley; Fillmore Quad.; NE1/4NE1/4 S34, NW1/4 S35, and NE1/4 & SW1/4 S26 T5N R23W San Bernardino Base Meridian; CEQA Initial Study at SR126 & Old Telegraph Rd.; in floodplain/river bottom of Sespe Creek 117 Comment
  UCSB70837  Croton californicus Burgess, Rick 1991-4-21 Ventura Arroyo Verde Park. Slope east of terminus of north access road. Comment
  UCSB7496  Croton californicus Mooring, John 1948-3-8 Santa Barbara City Dump, Santa Barbara Comment
  UCSB7497  Croton californicus Haller, John 1950-5-13 San Diego Sea bluffs near Leucadia Comment
  UCSB7498  Croton californicus Kohrs, Herb 1946-5-16 Santa Barbara Fox Canyon, 5 miles west of Santa Barbara Comment
  UCSB7610  Croton californicus Wedberg, H. 1958-5-3 Los Angeles 1/2 mi. up Baldy Rd. from Padua Hills Rd. in San Antonio Canyon wash Comment
Read comments
Apr 11 2014
  UCSB7612  Croton californicus Haller, Norman 1953-2-22 San Bernardino 5 miles West of Twentynine Palms Comment
  UCSB7613  Croton californicus Wedberg, H. 1957-2-17 Los Angeles Pt. Dume Comment
  UCSB7614  Croton californicus Smith, Clifton 1946-7-15 Santa Barbara Fox Canyon near Veronica Springs, Santa Barbara Comment
  UCSB7615  Croton californicus Haller, Norman 1953-4-25 San Diego 7 miles So. of Oceanside Comment
  UCSB7616  Croton californicus Ullman, Sydney 1956-4-14 Riverside Town of Whitewater Comment
  VVC1450  Croton californicus A. C. Sanders, J. Mac 1996-11-23 19651 F Riverside San Bernardino Mtns., Whitewater Canyon, just below the fish hatchery 648 Comment
  VVC1451  Croton californicus A. C. Sanders, J. Mac 1996-11-23 19651 Riverside San Bernardino Mtns., Whitewater Canyon, just below the fish hatchery 648 Comment
  VVC1561  Croton californicus A. C. Sanders, PJ MacKay, Tim Thomas 2004-10-17 28889 San Bernardino Southern Mojave Desert, Ghost Road ca. 1.5 mi. south of Means Dry Lake toward Landers 823 Comment
  VVC1566  Croton californicus A. C. Sanders, PJ MacKay, Tim Thomas 2004-10-17 28904 San Bernardino Southern Mojave Desert, SW cove of Spy Mtn., east of Pipes Wash and Landers on a dirt road extension of "University Blvd" going toward Giant Rock 866 Comment
  VVC1570  Croton californicus A. C. Sanders, PJ MacKay, Tim Thomas 2004-10-17 28911 San Bernardino Southern Mojave Desert, Belfield Blvd. at southern tip of Spy Mtn., ca.1 mile south of Giant Rock, NE of Landers 884 Comment
  VVC744  Croton californicus P. J. MacKay 1997-2-22 111 San Bernardino San Bernardino Mtns, Mouth of CableCanuon off of I-15 at Cajon Pass Devore exit. 689 Comment
  CDA34537  Croton californicus Mike Lahti 2009-9-1 PDR# 1501825 Riverside 0 Comment
  CDA35283  Croton californicus T. C. Fuller 1961-7-6 7368 Contra Costa East of road, south end of Antioch bridge, Antioch. 0 Comment
  CDA35286  Croton californicus A. C. Browne 1954-6-21 Santa Barbara Camp Cooke. 0 Comment
  CDA35287  Croton californicus Chas. Lasser 1959-9-24 Contra Costa East of Byron, from Bixler Rd. to Old River. 0 Comment
  CDA35288  Croton californicus F. J. Brucato 1962-8-21 Contra Costa Antioch, Wilbur Ave, 1 mile west of Hwy 24. 0 Comment
  CDA35289  Croton californicus Mackessy & Pope 1957-6-27 Orange Santa Ana riverbed. 0 Comment
  GH395120  Croton californicus N. C. Cooper 1943-9-10 918 Unknown Banning 609 Comment
  GH395122  Croton californicus N. C. Cooper 1944-7-15 1546 Unknown Banning 701 Comment
  GMDRC346  Croton californicus J. Andre 1996-4-7 2129 San Bernardino Mojave National Preserve: 2 mi. S of Kelso along Kelbaker Rd. in wash, c. 2130 649 Comment
  GMDRC836  Croton californicus J. Andre 2000-4-26 3892 San Bernardino Kelso Dunes: Kelso Dunes: Kelbaker Rd., 2 mi. south of Kelso. T11N R12E sec. . Elev. 2200 Feet. 671 Comment
  HSC103569  Croton californicus Thomas W. Nelson, Jane Nelson 1983-8-18 7601 Santa Barbara ust north of Santa Maria, at intersection of US 101 and Broadwa., Comment
  HSC32022  Croton californicus A. M. Montalvo, J. D. Ackerman 1974-7-24 393 San Luis Obispo Baywood Park, Morro Bay, N end of 13th St. Comment
  HSC81264  Croton californicus E. E. Stanford 1930-5-30 1533 Contra Costa Near Knightsen Comment
  JOTR01097  Croton californicus Cole, James E. 1941-6-15 894 San Bernardino Joshua Tree National Park. BLACK SPRING WASH 1219 Comment
  JOTR01098  Croton californicus Cole, James E. 1941-5-30 823 Riverside Joshua Tree National Park. LOST HORSE VALLEY 1310 Comment
  LA204863  Croton californicus Carl Epling; March 1927 s.n. Riverside Whitewater Pass, near Palm Springs. Comment
  LA204939  Croton californicus T. A. Geissman; TAG- 62366 CROC Unknown at- same area as 62366-EUP Comment
  LA204940  Croton californicus T. A. Geissman; TAG- 62366 CROC Unknown at- same area as 62366-EUP Comment
  NY246421  Croton californicus K. T. Hartweg 1846-1 1949 Unknown Comment
  NY246422  Croton californicus K. T. Hartweg 1846-1 1949 Unknown Comment
  OBI14412  Croton californicus A. Ahmad 1963-4-7 41 San Luis Obispo Comment
  OBI14414  Croton californicus Robert F. Hoover 1947-7-19 7319 San Luis Obispo N edge of Santa Maria Valley on Nipomo-Guadalupe rd, at base of sandy cliffs Comment
  OBI14415  Croton californicus T. Elliott 1966-4-10 14 San Luis Obispo Oceano State Park Comment
  OBI28737  Croton californicus Melinda Doud 1976-5-30 92 San Luis Obispo In uncultivated field, Los Osos 5 Comment
  OBI31069  Croton californicus Walter F. Chesebro 1978-5-2 38 San Luis Obispo On stable dunes near Montana de Oro State park Comment
  OBI34742  Croton californicus David J. Keil 1983-8-23 17878 Ventura Along hwy 1 5.5 mi W of Los Angeles county line, just E of La Jolla cyn. Comment
  OBI35581  Croton californicus S. M. Inman 1983-4-25 14 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  OBI4090  Croton californicus Donald Myrick 1971-4-7 2201 San Luis Obispo Near ocean bluffs in Montana de oro State Park S of Morro Bay Comment
  OBI4328  Croton californicus William Lester 1969-4-4 142 San Luis Obispo In Los Osos. Stabilized areas behind the dunes Comment
  OBI50631  Croton californicus Sue Weis, Susan Draper 1993-7-5 163 Santa Barbara Vandenberg AFB, along Rd 7, S side of rd Comment
  OBI53491  Croton californicus Arthur W. Hazebrook 1991-4-19 24 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  OBI53492  Croton californicus Arthur W. Hazebrook 1991-4-19 24 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  OBI53891  Croton californicus Arthur W. Hazebrook 1992-10-25 158 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  OBI57581  Croton californicus Austin P. Griffiths 1980-8-29 s.n. San Luis Obispo Central coast. Empty weedy lot in Arroyo Grande, behind Fair Oaks alleys, 1051 Grand Ave in parking lot near SE edge 20 Comment
  OBI57993  Croton californicus Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Near Little Coreopsis Hill to east 50 Comment
  OBI61096  Croton californicus P. A. Holden 1966-5-22 19 San Luis Obispo Near Pismo Beach in open field to S of town Comment
  OBI62519  Croton californicus L. D. Oyler 1990-6-12 1182 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL property Comment
  OBI69991  Croton californicus David Drucker 1980-5-12 34 San Luis Obispo Below Indian Nob 213 Comment
  OBI70109  Croton californicus Bernard Miossi 1939-8-4 142 San Luis Obispo At base of Indian Knob 137 Comment
  OBI7034  Croton californicus Marguerite Costigan 1972-10-28 40 San Luis Obispo 450 yds from ocean, 40 yds N of Atascadero Rd, Morro Bay Comment
  PGM152  Croton californicus Vern Yadon 1961-6-6 Monterey Monterey Peninsula, Seaside Dunes, Growing as a ground cover Comment
  PGM176  Croton californicus Vern Yadon 1965-6-23 Monterey Northern Monterey County, Marina Dunes, Marina Dunes Comment
  PGM332  Croton californicus Vern Yadon 1966-4-12 Monterey Northern Monterey County, Marina due W of Post Officse, Marina Dunes Comment
  PGM5759  Croton californicus Beatrice F Howitt 1963-6-10 1618 Monterey Northern Monterey County, Marina, Close to Monterey Bay in sand dunes Comment
  POM126406  Croton californicus Harriet Ann Walker 1908-5-17 1102 San Francisco Lake Merced. Comment
  POM186508  Croton californicus Thos. Craig 1933-7-3 1886 San Luis Obispo Sand hills 1-3 miles south of Pismo Beach. Comment
  POM194216  Croton californicus J. T. Howell 1926-12-27 2273 Contra Costa 1.5 miles s. of Oakley. Comment
  POM213940  Croton californicus H. M. Skidmore 1935-7-9 4348 Santa Barbara Between Santa Ynez and Lompoc. 152 Comment
  POM308344  Croton californicus Henry J. Ramsey, Henry J. Ramsey 1937-8-5 3039 Ventura Ventura Beach. Comment
  POM98554  Croton californicus P. A. Munz 1925-3-25 9241 San Luis Obispo Morro. Comment
  RSA0011251  Croton californicus Fred M. Roberts Jr. 1989-5-9 4340 Orange Santa Ana Mts: Gypsum Canyon, west fork, 5.6 km WNW Sierra Peak, c.a. 1 km S Highway 91. 146 Comment
  RSA0036098  Croton californicus Norman Cooper 1944-4-23 1141 Riverside Cabazon. 457 Comment
  RSA0041715  Croton californicus Shlomo Gat 1959-5-9 24 San Bernardino Santa Ana Canyon. Comment
  RSA0046832  Croton californicus Mark Parratt 1962-4-13 144 San Bernardino 2 miles north of Highland Ave. on Sierra Ave., Fontana. San Gabriel Mountains. 549 Comment
  RSA0063861  Croton californicus H. L. Bauer 1929-5-15 s.n. San Bernardino San Bernardino Mountains. Comment
  RSA0077277  Croton californicus Jim Andre, Tasha La Doux 2010-4-2 19588 San Bernardino Joshua Tree National Park: 1.5 mi. southeast of Clarks Pass (Hwy 62). 568 Comment
  RSA0113589  Croton californicus Henry J. Ramsey, Henry J. Ramsey 1938-1-2 1363 Los Angeles North Craig Ave., Altadena. Comment
  RSA171983  Croton californicus R. F. Thorne, P. C. Everett, K. Thorne 1963-4-21 31621 San Luis Obispo S side of Morro Bay. 6 Comment
  RSA171984  Croton californicus Percy C. Everett 1962-10-2 31385 Santa Barbara 3.7 miles N of Lompoc on road to Casmalia Comment
  RSA212503  Croton californicus R. W. Summers s.n. San Luis Obispo Morro. Comment
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Jun 23 2015
  RSA296402  Croton californicus Edward Lee 1935-6-11 1418 San Francisco North shore of south lake, Lake Merced. Comment
  RSA303600  Croton californicus J. R. Shevock 1970-12-31 582 Los Angeles E. of Lupe Canyon 572 Comment
  RSA480557  Croton californicus G. R. Proctor 1944-01 768 Los Angeles Sand Dunes at El Segundo. Comment
  RSA480563  Croton californicus E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA480683  Croton californicus E. E. Stanford 1930-5-30 1533 Contra Costa Near Knightsen. Comment
  RSA480687  Croton californicus E. S. Spalding 1923-4-14 s.n. Santa Clara San Isidro Comment
  RSA480692  Croton californicus E. A. McGregor 1964-7-17 s.n. San Luis Obispo Between Grover City and Guadalupe. Comment
  RSA498985  Croton californicus E. E. Stanford 1930-5-30 1533 Contra Costa Near Knightsen. Comment
  RSA660610  Croton californicus Austin P. Griffiths 1980-8-28 s.n. San Luis Obispo Arroyo Grande, behind Fair Oaks alleys, 1051 Grand Avenue. in parking lot near SE edge. Comment
  RSA70556  Croton californicus F. W. Peirson 1925-3-25 5680 San Luis Obispo Morro. Comment
  RSA776104  Croton californicus Amber Swanson 2011-3-8 192 Imperial Algodone dunes; open area N of wilderness area. 80 Comment
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Aug 25 2012
  RSA776108  Croton californicus Amber Swanson 2011-3-9 195 Imperial Algodone dunes wilderness area. 84 Comment
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Aug 25 2012
  RSA776504  Croton californicus Amber Swanson 2011-4-1 314 San Bernardino Sand dunes near Cronese Dry Lake. 330 Comment
  RSA776768  Croton californicus Amber Swanson 2011-4-8 380 Riverside Granite Mtns area E of Hwy 177 near jct 62. 423 Comment
  RSA777863  Croton californicus Amber Swanson 2011-4-9 403 San Bernardino 1.2 air mi N of Jct of Hwy 62 and Aqueduct Rd. 203 Comment
  SBBG19230  Croton californicus F. E. Clements -Apr-1939 Ventura Santa Monica Mtns Comment
  SBBG19233  Croton californicus F. E. Clements 1939-4-1 Ventura Santa Monica Mtns Comment
  SBBG34874  Croton californicus Mrs. R. W. Summers 1886-10-8 San Luis Obispo Morro sand beach Comment
  SBBG41461  Croton californicus D. Myrick 1971-4-7 2201 San Luis Obispo Montana de Oro State Park S of Morro Bay Comment
  SD244682  Croton californicus David Keil 1993-4-23 23875 Santa Barbara Vandenberg Air Force Base. El Rancho Road at San Antonio Creek. Comment
  SD2814  Croton californicus Mary S. Snyder 1894-11-5 San Diego San Diego Comment
  SD2815  Croton californicus Mary S. Snyder Jan 1895 San Diego San Diego Comment
  SD39870  Croton californicus Edith A. Purer 1933-8-15 5466 San Francisco Sand dunes south of San Francisco. Comment
  SD8647  Croton californicus Daniel Cleveland Oct 1874 San Diego San Diego river bed Comment
  SDSU3708  Croton californicus Julia R. Bastlin 1927-5-3 1164 San Diego Comment
  SEINET10453887  Croton californicus Mary Susan Taylor, E. Pierce 1977-1-3 Taylor 1297 San Luis Obispo On sandy dune-bluff overlooking Morro Bay, at end of First Ave, in Baywood. 3 Comment
  SEINET10493392  Croton californicus David B. Dunn 1940-3-2 Dunn UMO 45917 San Diego Colorado desert, alluvial sand and gravel. Upper road out of Borrego; between Borrego and Hwy 78. One canyon S of Borrego; Hell Hole Canyon. Comment
  SEINET10493393  Croton californicus David B. Dunn 1948-6-18 Dunn 3827 Riverside Desert floor on the way out along dirt road from Coldwater Canyon. Comment
  SEINET10493394  Croton californicus David B. Dunn 1946-3-15 Dunn 2039 Riverside Collected on dry plateau in vicinity of Pushawalla Canyon, Indio Hills. Sparse desert scrub of Larrea and Franseria, with palms at the springs in the canyon. Comment
  SEINET10689962  Croton californicus John R. Stone, Sharon A. Bodine 2000-4-15 Stone 3004 Monterey Ford Ord. Off Crescent Bluff Road, ca. 6 km east of gate at east end of Eucalyptus Road. Oak scrub and open slopes. 50 Comment
  SEINET10837540  Croton californicus David B. Dunn 1948-3-14 Dunn 3767 Riverside Found 5 mi W of Thousand Palms in an open sandy desert. Comment
  SEINET10936307  Croton californicus Noel H. Holmgren, Patricia K. Holmgren 1973-3-28 Holmgren 6539 Imperial Sand hills, along Interstate Hwy 8, 9 airline mi W of Yuma. Sand dunes; common. 122 Comment
  SEINET12141352  Croton californicus J. F. Bright, Wyman, C. 1931-1 5833 Los Angeles Los Angeles Comment
  SEINET12141353  Croton californicus Unknown 1932-1 9218 Monterey Monterey Comment
  SEINET12141354  Croton californicus J. F. Bright, Wyman, C. 1933-1 8058 Riverside near Palm Springs Comment
  SEINET12141355  Croton californicus L. S. Rose 1933-1 s.n. Unknown Comment
  SEINET12143264  Croton californicus C. G. Pringle 1882-1 s.n. Los Angeles Wilmington Comment
  SEINET12145355  Croton californicus E. A. York 1990-1 2682 San Bernardino 8 mi SW of Baker, Zzyzx Road, California State University, Desert Studies Center Comment
  SEINET238923  Croton californicus Mark Meredith 1984-2-3 25 San Luis Obispo Montana De Oro sand dunes next to Los Osos Valley Rd and Pecho Rd Los Osos Old stabilized sand dunes. Comment
  SEINET4043125  Croton californicus O. M. Clark 1941-1 10047 Unknown Colorado Desert (southern California near the Mexican border). Comment
  SEINET4174542 Image available Croton californicus Robert A. Norris 1975-1 2706 San Bernardino Locally common moundlike subshrubs on shoulder of Interstate Hwy. 40, approx. 10 mi. W Ludlow, San Bernardino Co., Calif. Comment
  SEINET5628202 Image available Croton californicus Mary B. Fallass 1923-1 3431 Los Angeles foot hills around Los Angeles Calif Comment
  SEINET5628203 Image available Croton californicus C. W. F. wife, Fred Fallass 1915-1 2582 Unknown Roadside Riverside Drive. Southern Cal Comment
  SEINET6056315  Croton californicus Unknown 1946-10-26 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SEINET6938554  Croton californicus Blanch McAvoy 1909-5-15 s.n. Unknown Santa Monica. Comment
  SEINET7042245  Croton californicus A. G. Vestal 1938-7-8 s.n. Ventura Oak Ridge. On grade above Grimes Canyon. Moorpark quadrangle. UTM Zone11, 323492mE, 3803477mN. Comment
  SEINET7042304  Croton californicus A. G. Vestal 1938-6-25 s.n. San Diego Palomar Mountain State Park. Boucher Hill quadrangle. UTM Zone 11, 508347mE, 3688669mN. Comment
  SEINET7042414  Croton californicus A. G. Vestal 1963-4-1 s.n. Kern Field west of Comance Point (Tejon Hills). Tejon Hills quadrangle UTM Zone 11, 331357mE, 3888029mN. Comment
  SEINET7047987  Croton californicus Steven R. Hill 2001-4-25 33451 San Bernardino Waterman Canyon, San Bernardino National Forest, San Bernardino Mountains; vicinity of California Route 18 north of San Bernardino, east side of Old Waterman Canyon Road, west to southwest-facing slope. North of bridge over stream. Elevation about 2530 feet. Comment
  SEINET7716179  Croton californicus Chesnut, Drew 1889-4-18 Contra Costa Antioch Comment
  SEINET7779803  Croton californicus Trowbridge 1969-8-1 495 San Francisco Presidio, San Francisco 30 Comment
  SEINET8081075 Image available Croton californicus Naomi Fraga, Gary Wallace, Scott Eliason, Kerry Myers, Christine Craig, Gina Richmond, Deb Nelson 2010-4-12 3241 San Bernardino Transverse Ranges; San Bernardino Mountains region: White Water Canyon Bioblitz. Catclaw Flat. 1231 Comment
  SEINET9252949 Image available Croton californicus David Keil, Eric Wise 1982-1 16253 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  SEINET9253096 Image available Croton californicus Czarnecki 1966-4-1 58 Orange Near Rancho Santa Ana at end of Orangethorpe Ave. Comment
  SEINET9253102 Image available Croton californicus L. A. McGill 1976-8-17 M 1117 San Bernardino Pioneertown-Arroyo N of town Comment
  SEINET9253118 Image available Croton californicus Hugh Harvey 1940-2-16 M 1117 Riverside Morongo Reservation. 579 Comment
  SEINET9458037  Croton californicus L. D. Copeland 1904-5-5 s.n. Riverside West Canyon. Comment
  SEINET9458461  Croton californicus B. Crampton 1967-5-23 7960 a San Bernardino Mojave Desert, 31 miles W of Baker on US Hwy 466, near midway, about 5 miles W of Mt. Afton. 762 Comment
  SEINET9458512  Croton californicus S. B. Parish 1906-8-20 5092 San Bernardino San Bernardino Valley. 305 Comment
  SEINET9458572  Croton californicus E. B. Babcock 1902-1 s.n. Los Angeles Near Pomona. Comment
  SEINET9458687  Croton californicus R. W. Summers 1886-10-8 s.n. San Luis Obispo Morro Beach. Comment
  SEINET9458791  Croton californicus G. B. Grant 1903-1 236 Los Angeles Redondo. Comment
  SEINET9458865  Croton californicus N. H. Holmgren, P. K. Holmgren 1973-3-28 6539 Imperial Along I-8, 9 airline miles W of Yuma. 122 Comment
  SEINET9459115  Croton californicus I. W. Clokey 1935-4-16 6726 Riverside East of Mecca. 61 Comment
  UC17564  Croton californicus S. F. Peckham 1866-5-4 Santa Clara Santa Clara Valley Comment
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May 31 2012
  UC455409  Croton californicus I. J. Condit 1908-4-4 San Luis Obispo Pecho; sand hills Comment
  UC52197  Croton californicus Mrs. R. W. Summers San Luis Obispo sea beach Comment
  UCD141936  Croton californicus R. F. Hoover 1935-3-10 s.n. Contra Costa Antioch. Comment
  UCD141949  Croton californicus unknown collector Date Unknown s.n. Unknown County and exact location unknown. Comment
  UCD141955  Croton californicus R. N. Raynor 1933-3 s.n. Unknown Mohave Desert. Comment
  UCD141957  Croton californicus Peter Rubtzoff 1954-9-14 1755 Contra Costa Along lower San Joaquin River, East of Antioch. Comment
  UCD77574  Croton californicus Robert E. Preston 1999-10-19 1249 Contra Costa Along W side of Bethel Island Rd, about 0.3-0.9 mi N of Cypress Rd, 5.4 mi E of Oakley. 6 Comment
  UCSB30831  Croton californicus Coz, Susan 1976-2-13 Ventura Along road behind Arroyo Verde Park 30 Comment
  UCSB33393  Croton californicus Marks, R. 1978-6-3 Santa Barbara Point Sal Rd. 1 mi. from intersection with Brown Rd. 213 Comment
  UCSB3577  Croton californicus Ralph, F. 1959-4-4 Santa Barbara Off Monte Drive, Hope Ranch, Santa Barbara 60 Comment
  UCSB42804  Croton californicus Callow, Scott 1980-6-2 Santa Barbara 0.5 mi. east on Calle Real from Winchester Canyon Road in Santa Barbara, 1 mi. north on road, 100 yards west Comment
  UCSB56205  Croton californicus Penkala, Brad 1987-3-7 Ventura West side of Highway 23, 4.9 miles south from its junction with Highway 126, Oak Ridge 335 Comment
  UCSB59919  Croton californicus Penkala, Brad; Ryan, P. 1987-6-25 San Luis Obispo West side of Price Canyon Road, 3/4 mile southwest of Hwy. 227, Arroyo Grande 73 Comment
  UCSB59920  Croton californicus Penkala, Brad; Ryan, P. 1987-6-25 San Luis Obispo West side of Price Canyon Road, 3/4 mile southwest of Hwy. 227, Arroyo Grande 73 Comment
  UCSC000446  Croton californicus A. Simontacchi 1935-6-3 55 Ventura 5.25 miles S.E. of Cobblestone Mtn. - Tejon 701 Comment
  UCSC002061  Croton californicus Unknown 1995-5-8 s.n. Monterey Fort Ord, UC Reserve Site: P4/P2 Comment
  UCSC002062  Croton californicus Unknown 1995-5-8 s.n. Monterey Fort Ord, UC Reserve Site: P4/P2 Comment
  UCSC009452  Croton californicus Unknown 2014-8-21 791 Monterey Ft. Ord Dunes State Park (Region B5) Comment
  CLARK-A1528-431  Croton californicus subsp. californicus C. M. Flanagan 1973-6-13 OO 702 Riverside Morongo Indian Reservation 1158 Comment
  UCD141965  Croton californicus subsp. californicus Robert F. Thorne; W. A. Tilforth, L. Shultz, R. K. Benjamin, J Hogge 1980-4-16 54120 Riverside San Bernardino Mts.; along Whitewater River; E. of bridge and levee. Comment
  RSA479361  Croton californicus var. californicus B. C. Templeton 1938-8-10 6637 Los Angeles Foredune [?} El Segundo to Playa del Rey Comment
  RSA480556  Croton californicus var. californicus Richard Arnold 1984-8-10 1030 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey) Area V3 Comment
  RSA480558  Croton californicus var. californicus Robert Gustafson 1980-7-9 1813 Los Angeles Ballona Wetlands, Area 3. Confined to a narrow strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Channel in area 3; also on coastal strand along the western boundary area 1. Comment
  RSA480578  Croton californicus var. californicus B. C. Templeton 1931-4-23 s.n. Riverside Gavilan Peak. 500 Comment
  RSA480691  Croton californicus var. californicus R. M. Beauchamp 1971-4-25 2267 San Diego Nate Harrison Grade, Palomar Mts. 900 Comment
  RSA625764  Croton californicus var. californicus Mary DeDecker 1985-5-3 5772 San Bernardino Fort Irwin: West Cronese Lake drainage; sandy area along the Whale. 502 Comment
  RSA724507  Croton californicus var. californicus K. Dobry 1991-4-5 d- 1033 San Bernardino Rancho Cucamonga at Rancho Etiwanda, W. of I-15. Comment
  RSA775555  Croton californicus var. californicus Holly C. Forbes 1982-7-13 LP 26 Santa Barbara La Purisma Mission State Historic Park: 2 km NE of Lompoc City Limit. Above upper reservoir. Comment
  RSA789597  Croton californicus var. californicus R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, B. Tucker, R. K. Benjamin, et al. 1976-10-30 48695 San Bernardino Granite Mountains, eastern Mojave Desert: Southern margin of Kelso Dunes, low sand dunes south of main, high dunes 808 Comment
  SD247633  Croton californicus var. californicus R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, B. Tucker, R. K. Benjamin, et al. 1976-10-30 48695 San Bernardino Granite Mountains; eastern Mojave Desert: Southern margin of Kelso Dunes, low sand dunes south of main, high dunes. 808 Comment
  SD259228  Croton californicus var. californicus Susan T Welker 1990-5-27 San Diego San Elijo Lagoon Ecological Reserve; Along trail east from Rios Ave., below Holmwood Canyon. West of I-5, south side of Reserve 3 Comment
  SDSU14705  Croton californicus var. californicus R. M. Beauchamp, Craig H. Reiser, Fred T. Sproul 1987-3-17 17 -III-87 San Diego Wire Mountain Area. Camp Joseph Pendleton MCB. San Diego County, California. Base Section: 64-77. 46 Comment
  SEINET3107108  Croton californicus var. californicus Sears 1978-4-10 1095 Imperial 7 mi NW of US 80, 8 miles NW of Winterhaven. Picacho Road just across All American Canal in Picacho Wash. 55 Comment
  SEINET9255222 Image available Croton californicus var. californicus Noel H. Holmgren, Patricia K. Holmgren 1973-3-28 6539 Imperial Sand Hills, along Interstate Highway 8, 9 airline miles W of Yuma. 122 Comment
  UCD141926  Croton californicus var. californicus R. Mitchel Beauchamp 1971-4-17 2189 San Diego Earthquake Valley. 710 Comment
  UCD141927  Croton californicus var. californicus R. Mitchel Beauchamp 1971-4-25 2267 San Diego Palomar Mtn., Nate Harrison Grade. 900 Comment
  UCR120870  Croton californicus var. californicus David Charlton 1989-10-7 4096 Ventura Hwy 23 between Moorpark and Fillmore, one-half mile south of the summit of Oak Ridge 274 Comment
  CHSC116488  Croton californicus var. californicus R. F. Thorne; C. W. Tilforth, Larry E. DeBuhr, B. Tucker, et al 1976-10-30 48695 San Bernardino Granite Mountains, eastern Mojave Desert: Southern margin of Kelso Dunes, low sand dunes south of main, high dunes. 808 Comment
  RSA479360  Croton californicus var. major Jack Rempel 1932-4-23 15248 Los Angeles El Segundo. Comment
  CDA35285  Croton californicus var. mohavensis A. C. Browne 1952-4-23 Riverside Palm Springs 0 Comment
  CLARK-A1528-2690  Croton californicus var. mohavensis John C. Roos 1937-8-25 2022 San Bernardino Comment
  CLARK-A1656-886  Croton californicus var. mohavensis Jim Cornett 1977-6-25 Riverside Desert Hot Springs Comment
  NY246423  Croton californicus var. mohavensis C. C. Parry 1850-1 Unknown San Diego to Monterey Comment
  POM10019  Croton californicus var. mohavensis Moufort 1909-05 s.n. San Bernardino Mohave Desert. Comment
  POM10317  Croton californicus var. mohavensis Charlotte M. Wilder 1904-4-10 497 Riverside Palm Springs, Colorado Desert Comment
  POM126409  Croton californicus var. mohavensis Joseph Grinnell 1910-5-10 s.n. Imperial Colorado River near Pilot Knob. Comment
  POM14053  Croton californicus var. mohavensis P. A. Munz, D. D. Keck 1922-4-14 5010 Riverside East of Whitewater Ranch 244 Comment
  POM14988  Croton californicus var. mohavensis Mary F. Spencer 1922-3-29 246 Riverside Mecca -49 Comment
  POM184585  Croton californicus var. mohavensis P. A. Munz, C. L. Hitchcock 1932-4-4 12119 San Diego Carrizo Creek, eastern San Diego County. Comment
  POM20904  Croton californicus var. mohavensis W. R. Dudley 1903-12-28 s.n. Riverside Palm Springs Station Comment
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Sep 5 2011
  POM230646  Croton californicus var. mohavensis I. W. Clokey 1935-4-16 6726 Riverside East of Mecca. 200 Comment
  POM255562  Croton californicus var. mohavensis I. W. Clokey 1935-4-16 6726 Riverside East of Mecca. 200 Comment
  POM258654  Croton californicus var. mohavensis P. A. Munz 1940-1-28 15787 San Diego Old Carrizo Station Comment
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May 2 2014
  POM2753  Croton californicus var. mohavensis I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. 213 Comment
  POM319712  Croton californicus var. mohavensis Patricia Wilder 1971-5-13 4938 Riverside Prado Flood Control Basin at base of Prado Dam on small rise, Drainage area Santa Ana River, Flood Plain. 152 Comment
  POM47351  Croton californicus var. mohavensis Mary F. Spencer 1917-5-25 246 Imperial Coyote Wells, Colorado Desert. Comment
  POM8167  Croton californicus var. mohavensis Mary F. Spencer 1920-3-19 1621 Riverside Palm Springs. 122 Comment
  POM8290  Croton californicus var. mohavensis P. A. Munz, R. D. Harwood, I. M. Johnston 1920-4-25 4157 San Bernardino Near Hector 366 Comment
  POM87118  Croton californicus var. mohavensis Marcus E. Jones 1906-5-2 s.n. San Bernardino Kelso. 762 Comment
  POM87119  Croton californicus var. mohavensis Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  POM87122  Croton californicus var. mohavensis Marcus E. Jones 1906-4-27 s.n. Riverside Palm Springs. Comment
  POM87124  Croton californicus var. mohavensis Marcus E. Jones 1906-4-30 s.n. Riverside Indio. Comment
  POM87347  Croton californicus var. mohavensis Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  POM87349  Croton californicus var. mohavensis Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. 61 Comment
  RSA145912  Croton californicus var. mohavensis William M. Klein 1958-2-11 36 Riverside 2.6 miles E of Cabazon on Highway 70-99; along side of road 545 Comment
  RSA184046  Croton californicus var. mohavensis I. L. Wiggins 1966-11-22 20461 Riverside Along Highway 60 about 1.5 mi. SE of garnet Hill. Comment
  RSA184552  Croton californicus var. mohavensis P. A. Munz, C. L. Hitchcock 1932-4-5 12130 Imperial Dunes east of Holtville. Comment
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Sep 21 2011
  RSA189421  Croton californicus var. mohavensis L. S. Rose 1966-12-11 66097 Riverside Palm Springs. 152 Comment
  RSA24665  Croton californicus var. mohavensis C. B. Wolf 1941-5-1 10235 San Bernardino S.E. end of Kelso Sand Dunes, 5.7 miles S of Kelso on Amboy Rd. 762 Comment
  RSA256106  Croton californicus var. mohavensis Robert A. Norris 1975-7-15 2706 San Bernardino Shoulder of Hwy. 40, approx. 10 mi. W Ludlow. Comment
  RSA272259  Croton californicus var. mohavensis James Henrickson 1978-5-12 17058 San Bernardino Ca. 42 miles NE of Barstow at Bitter Springs, on Fort Irwin Military Reservation, ca 23 miles E of headquarters. 427 Comment
  RSA275216  Croton californicus var. mohavensis B. A. Prigge 1977-10-15 2289 San Bernardino Mojave Desert, Kelso Dunes: 10 air miles SW of Kelso. 793 Comment
  RSA289286  Croton californicus var. mohavensis Charles Convis 1980-4-10 154 Imperial 27 km due WNW of Westmorland; Confluence of San Felipe creek and Fish Creek Wash area. -30 Comment
  RSA295845  Croton californicus var. mohavensis Scott Martens, Marla LaCass, Bruce Baldwin 1980-5-5 153 San Bernardino 7 miles N, 14.5 miles W of Kelso 488 Comment
  RSA296185  Croton californicus var. mohavensis B. A. Prigge 1980-8-5 3823 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  RSA296506  Croton californicus var. mohavensis S. Castagnoli, Greg de Nevers, R. Doug Stone 1980-9-14 222 San Bernardino In Kingston Wash, 2 miles NE of confluence. 945 Comment
  RSA296930  Croton californicus var. mohavensis S. Castagnoli, Greg de Nevers, R. Doug Stone 1980-6-10 260 San Bernardino Along road near house at Smith Mine, mouth of Beck Canyon. 945 Comment
  RSA303502  Croton californicus var. mohavensis J. R. Shevock 1972-3-13 1402 Riverside Hwy 111, near Palm Springs 183 Comment
  RSA314490  Croton californicus var. mohavensis R. F. Thorne, Kay L. Wright, Richard K. Benjamin 1982-10-8 55357 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  RSA339627  Croton californicus var. mohavensis R. F. Thorne, C. W. Tilforth 1980-5-28 54159 Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  RSA387195  Croton californicus var. mohavensis Mary DeDecker 1985-5-3 5772 San Bernardino Fort Irwin: West Cronese Lake drainage; sandy area along the Whale. 502 Comment
  RSA479346  Croton californicus var. mohavensis H. S. Gentry 1936-1 2169 Imperial West side of Colorado Desert. -30 Comment
  RSA479348  Croton californicus var. mohavensis Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
  RSA480569  Croton californicus var. mohavensis Christopher Davidson 1979-4-29 7818 Riverside West of Indio, 3 miles E of Date Palm Dr. 15 Comment
  RSA480570  Croton californicus var. mohavensis Robert L. Dressler 1949-3-19 410 Riverside Box Canyon, Orocopia Mts. Comment
  RSA480571  Croton californicus var. mohavensis G. R. Johnstone 1929-11-28 s.n. Riverside 20 miles from Palm Springs 244 Comment
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Nov 11 2011
  RSA480581  Croton californicus var. mohavensis H. de Forest 1932-8-27 s.n. Riverside Beaumont-Banning Pass Comment
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Dec 4 2011
  RSA480700  Croton californicus var. mohavensis Christopher Davidson, B. Gustafson 1977-4-7 5589 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope. 610 Comment
  RSA480701  Croton californicus var. mohavensis M. B. Dunkle 1937-3-25 4911 Riverside East of Indio, Colorado Desert. Comment
  RSA480702  Croton californicus var. mohavensis H. de Forest 1924-3-28 s.n. Riverside Palm Springs. Comment
  RSA480703  Croton californicus var. mohavensis P. J. Remple 1942-3-3 s.n. Riverside Garnet Station. Comment
  RSA503392  Croton californicus var. mohavensis Gary D. Wallace 1966-3-2 86 Imperial In the Yuha Basin of the Yuha Desert S of intrestate 8 along Pinto Wash 91 Comment
  RSA5155  Croton californicus var. mohavensis C. B. Wolf 1932-4-26 2966 Riverside 3 mi. east of Mecca on Blythe Road. 0 Comment
  RSA545238  Croton californicus var. mohavensis R. F. Thorne 1970-10 41888 Riverside San Bernardino Mountains- Whitewater canyon: ca. 1350 ft. near bridge and Whitewater Post Office to ca. 2000 ft. up the canyon toward fish hatchery. 610 Comment
  RSA552450  Croton californicus var. mohavensis D. Charlton, Mark Hagan 1989-6-14 3255 Los Angeles West of south gate, sled track, Edwards Air Force Base. 701 Comment
  RSA563005  Croton californicus var. mohavensis D. Charlton 1991-4-27 4966 Kern Mars. Blvd. Leuhman Ridge, Edwards AFB. 1 mile SE of Guard shack. Main wash between old land fill site and downfall. 915 Comment
  RSA577341  Croton californicus var. mohavensis I. W. Clokey 1935-4-16 6726 Riverside East of Mecca. 200 Comment
  RSA6702  Croton californicus var. mohavensis C. B. Wolf 1933-5-11 4569 Kern Upper end of San Joaquin Valley, 4.6 miles N of Maricopa road on U.S. Highway No. 99. 107 Comment
  RSA688911  Croton californicus var. mohavensis Scott D. White 2001-4-18 8352 Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  RSA70554  Croton californicus var. mohavensis F. W. Peirson 1920-2-14 s.n. Riverside Whitewater Station, Colorado Desert Comment
  SEINET10578616  Croton californicus var. mohavensis Nye Leith, Greg Gust 2005-3-5 Nye 5 Imperial Off S2, ca. 6 miles NW of Ocotillo. 281 Comment
  SEINET3089651 Image available Croton californicus var. mohavensis R. Mitchel Beauchamp, M. Douglas 1971-11-27 3156 San Diego Canyon Sin Nombre 175 Comment
  SEINET9252933 Image available Croton californicus var. mohavensis Scott D. White 2001-4-18 8352 Riverside Coachella Valley, Palm Springs, NE corner of Sunrise Drive and San Raphael Drive; 33.85833 -116.525 152 Comment
  SEINET9255231 Image available Croton californicus var. mohavensis Nancy Ryan Zabriskie 1970-12-29 333 Riverside Beside Andreas Canyon Club entrance gate on South Palm Canyon Drive, Palm Canyon watershed, east slope San Jacinto Mtns. 168 Comment
  SFV17217  Croton californicus var. mohavensis J. W. Dole 1980-11-1 s. n. Riverside Snow Creek road, 1 mile from junction of Highway 111 and Interstate Highway 10. 360 Comment
  UCR178571  Croton californicus var. mohavensis R. G. Swinney 1967-2-4 0011 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 305 Comment
  UCR18221  Croton californicus var. mohavensis A. C. Sanders, R. Twitchell 1978-4-5 00290 San Bernardino Central Mojave Desert, 3.9 mi east of the Field Road exit on Hwy I-15, c. 7 mi northwest of Afton Canyon, north side of the hwy at rest area, near site of Midway 612 Comment
  UCR33154  Croton californicus var. mohavensis James Henrickson 1978-5-12 17058 San Bernardino Central Mojave Desert, c. 42 mi NE of Barstow at Bitter Springs, Fort Irwin Military Reservation, c. 23 mi east of headquarters 427 Comment
  UCR33396  Croton californicus var. mohavensis B. A. Prigge 1977-10-15 s.n. San Bernardino Eastern Mojave Desert, Kelso Dunes: 10 air mi SW of Kelso 793 Comment
  UCR47232  Croton californicus var. mohavensis B. G. Pitzer 1986-11-15 0378 San Bernardino Mojave Desert, Fort Irwin Military Reservation, c. 1 mi east of Bitter Spring 427 Comment
  UCR59722  Croton californicus var. mohavensis George K. Helmkamp 1989-9-17 s.n. Imperial Sonoran (Colorado) Desert, Colorado River Valley; 0.5 mi west of Palo Verde at 4th Street 72 Comment
  GH395128  Croton californicus var. mohavensis I. W. Clokey 1935-4-16 6726 Unknown East of Mecca Comment
  GH47069  Croton californicus var. mohavensis J. G. Cooper 1860-1-1 Unknown Soda Lake, Fort Mojave [Soda Lake is in San Bernadino County, Fort Mojave is in AZ] Comment
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Feb 2 2013
  GH62521  Croton californicus var. mohavensis A. Eastwood 1894-10-4 Unknown Bet[ween] Rose and Adobe Stations on the road from Bakersfield to Tejon Pass Comment
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Jul 8 2012
  NY246426  Croton californicus var. mohavensis A. Eastwood 1894-10-4 Unknown Bet. Rose x Adobe Station on the road from Bakersfield to Tejon Pass Comment
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Mar 3 2011
  RSA0020313  Croton californicus var. mohavensis D. W. Stevens 1982-4-20 s.n. Riverside ~1 mi east of Devers Substation ~2 mi north of I-10. Comment
  RSA0063860  Croton californicus var. mohavensis L. R. Abrams 1903-7-3 3977 San Diego San Felipe, Colorado Desert. Comment
  RSA0071161  Croton californicus var. mohavensis Marcus E. Jones 1903-5-18 s.n. San Bernardino Victor [Victorville] 793 Comment
  RSA0071162  Croton californicus var. mohavensis Marcus E. Jones 1924-10-2 s.n. San Bernardino Daggett Comment
  RSA0071163  Croton californicus var. mohavensis Marcus E. Jones 1906-4-19 s.n. San Diego Borrego Springs, W Colorado Desert 152 Comment
  SEINET12141357  Croton californicus var. mohavensis I. W. Clokey 1935-1 6726 Riverside E of Mecca 200 Comment
  SEINET12141358  Croton californicus var. mohavensis T. J. Crovello 1963-1 288 San Diego 2.6 mi E of Vallecito Stage Station County Park 701 Comment
  SEINET12141359  Croton californicus var. mohavensis E. A. Purer 1935-1 6454 San Diego Western Colorado Desert Comment
  UCSC005949  Croton californicus var. mohavensis Olga von Ziegesar 1983-4-29 s.n. San Bernardino Devil 1219 Comment
  CDA35284  Croton californicus var. tenuis A. C. Browne 1952-10-26 San Diego Warner Ranch. 0 Comment
  CDA35290  Croton californicus var. tenuis A. C. Browne 1953-6-14 San Diego Upper San Felipe. 0 Comment
  CLARK-A1528-2689  Croton californicus var. tenuis John C. Roos 1951-9-25 5297 Riverside Santa Ana River 259 Comment
  POM138247  Croton californicus var. tenuis C. F. Baker 1903-10-1 3700 Los Angeles Claremont. Comment
  POM146231  Croton californicus var. tenuis J. B. Feudge 1923-1-10 159 San Bernardino South of Redlands. 427 Comment
  POM156772  Croton californicus var. tenuis L. R. Abrams 1903-5-15 3504 San Diego Tia Juana river. Tia Juana. [San Ysidro?] Comment
  POM2752  Croton californicus var. tenuis C. F. Baker 1903-10-1 3700 Los Angeles Claremont. Comment
  POM2756  Croton californicus var. tenuis L. R. Abrams 1899-07 867 Los Angeles Ballona Harbor Comment
  POM2786  Croton californicus var. tenuis L. R. Abrams 1903-5-15 8583 San Diego Tia Juana river. Tia Juana. [San Ysidro?] Comment
  POM293339  Croton californicus var. tenuis Lyman Benson 1947-4-29 12346 Los Angeles Indian Hill, Claremont. Drainage Area: Pacific Slope 427 Comment
  POM319711  Croton californicus var. tenuis Patricia Wilder 1971-11-22 5325 San Bernardino West of Lytle Creek, between Riverside Avenue and Sierra Avenue, about one quarter of a mile south of their junction; northwest of San Bernardino. 610 Comment
  POM87040  Croton californicus var. tenuis Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  POM8832  Croton californicus var. tenuis P. A. Munz, R. D. Harwood 1920-5-15 3911 San Diego Torrey Pine Park. 122 Comment
  RSA167709  Croton californicus var. tenuis Robert L. Rutherford 1964-4-11 33615 Imperial Just E of Coachella Canal, ca. 8 miles W of Glamis. Comment
  RSA18537  Croton californicus var. tenuis C. B. Wolf 1927-7-22 660 Ventura 3 miles north of Santa Susanna at Tapo Ranch Reservoir. Comment
  RSA232061  Croton californicus var. tenuis C. W. Tilforth, John Dourley 1972-8-23 632 Santa Barbara Burton Mesa Rd., c. 1/2 mi. e. of Hwy S20, N of Lompoc. Comment
  RSA247353  Croton californicus var. tenuis Gary D. Wallace, G. Cromwell 1966-4-30 521 Los Angeles Along the bluffs of Palos Verdes Penninsula, near Marrineland of the Pacific. Comment
  RSA38278  Croton californicus var. tenuis P. A. Munz 1946-10-18 11561 Riverside Round-top hill northwest of Aguanga. 793 Comment
  RSA479344  Croton californicus var. tenuis L. H. Jones 1910-5-10 s.n. Imperial In sandy valley, Colorado River, near Piolot Knob. Comment
  RSA479345  Croton californicus var. tenuis H. de Forest, Jack Rempel 1933-4-9 18145 Imperial Supersition Mountains, Colorado Desert. Comment
  RSA480582  Croton californicus var. tenuis H. S. Budd 1901-11 49 San Bernardino Redlands. Comment
  RSA480593  Croton californicus var. tenuis E. A. Purer 1931-8-5 14042 Santa Barbara Near Surf. Comment
  RSA480684  Croton californicus var. tenuis H. L. Bauer 1927-10 s.n. Kern Near Arvin (near Bakersfield) Comment
  RSA480698  Croton californicus var. tenuis Mildred R. Solomen 1931-07 s.n. Los Angeles El Segundo. Comment
  RSA480699  Croton californicus var. tenuis Marie Jensen 1931-7-15 s.n. Los Angeles El Segundo. Comment
  RSA54053  Croton californicus var. tenuis J. T. Howell 1948-7-2 24768 Los Angeles Redondo Beach. Comment
  RSA5806  Croton californicus var. tenuis C. B. Wolf 1932-6-28 3776 Orange Bryant Ranch: along western half of north boundary of 40 acre Valencia orange grove at Bryant Ave. and Hansen Road. 9 Comment
  SD8645  Croton californicus var. tenuis Daniel Unknown 1876-9-20 San Diego Potrero Comment
  SEINET5788892 Image available Croton californicus var. tenuis Marcus E. Jones 1882-1 3030 Los Angeles Pasadena, California Comment
  POM50752  Croton californicus var. tenuis A. D. E. Elmer 1902-05 3783 Santa Barbara Santa Ynez Mountains. Comment
  RSA0034459  Croton californicus var. tenuis H. S. Budd 1901-11 49 San Bernardino Redlands. Comment
  RSA133827  Croton californicus var. tenuis P. H. Raven, Henry J. Thompson 1959-10-4 14597 Ventura Santa Monica Mountains: Calleguas Creek 1 mile north of Camarillo State Hospital. 18 Comment
  SEINET12142338  Croton californicus var. tenuis P. O. Schallert 1945-1 I 9617 San Luis Obispo near Shandon Comment



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