CCH1:
Featuring California vascular plant data from the Consortium of California Herbaria and other sources
CCH1: Search Results

Please cite data retrieved from this page:
Biodiversity data provided by the participants of the Consortium of California Herbaria (Accessed through CCH1 Data Portal, ucjeps.berkeley.edu/consortium/, 2022 August 19.

Literature Citation:
CCH1 Portal. 2022. Biodiversity data provided by the participants of the Consortium of California Herbaria (https://ucjeps.berkeley.edu/consortium/ Accessed on August 19).

Records are made available under the CCH Data Use Terms.

Please send questions or comments to Jason Alexander (jason_alexander@berkeley.edu).

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NOTE:
An accepted name was found==>Sonchus oleraceus.
Synonyms were NOT found.

You searched for: Sonchus oleraceus

  F ? CCH1_AIDherbscientific namecoll. namecoll. num.formatted datecountylocality
CHSC38390CHSCSonchus oleraceus1975-3-9 ButteUpper Bidwell Park, Chico, on the north rim ca. 2.0 mi e of the power lines.
OBI145816OBISonchus oleraceusA. C. Sanders75481987-11-28 San BernardinoGlen Helen Sheriff's Training Facility, lower Lytle Crk wash between Verdemont Ranch and Glen Helen Rehabilitation facility
SD193248SDSonchus oleraceusA. C. Sanders311342005-6-22 San DiegoBuena Vista Lagoon Ecological Reserve, Carlsbad, south side of lagoon just east of he Carlsbad Blvd near Brown Park.
SD193249SDSonchus oleraceusA. C. Sanders311542005-6-22 San DiegoBuena Vista Lagoon Ecological Reserve, Carlsbad, north side of lagoon between Carlsbad Blvd and the RR.
SD193250SDSonchus oleraceusA. C. Sanders278262004-5-7 San DiegoCarlsbad, Carlsbad Highlands Ecological Reserve, canyon ca. 1.0 mile southeast of Cerro de la Calavera.
SD197699SDSonchus oleraceusA. C. Sanders312012005-6-25 San DiegoSouth Coast: San Dieguito Lagoon Ecologigal Reserve, north edge of reserve along Palm Lane.
RSA732175RSASonchus oleraceusA. C. Sanders345452008-3-25 OrangePeninsular Range; Santa Ana Mtns.: Weir Canon, 4 miles ENE of Villa Park at SE edge of Anaheim Hills; Black Star Canon 7.5'
RSA708953RSASonchus oleraceusA. C. Sanders312012005-6-24 San DiegoSouth Coast: San Dieguito Lagoon Ecological Reserve (DFG), north edge of reserve along Palm Lane (closed/abandoned) east of San Dieguito Dr. near old airport site.; Del Mar 7.5'
RSA511330RSASonchus oleraceusA. C. Sanders78441988-5-18 Los AngelesEl Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd.
DAV353855DAVSonchus oleraceusA. C. Sanders299622005-5-6 San DiegoSan Diego County: Peninsular Ranges; Coastal Foothills region: Blue Sky Ecological Reserve, east of Rancho Bernardo and north of Poway, along Green Valley Truck Trail, in canyon below turnoff to Lake Poway.
RSA649383RSASonchus oleraceusA. E. Hershs.n.1950-7-26 Los AngelesCampus UCLA, Botanic garden near NW end.
JEPS111647UCJEPSSonchus oleraceusA. G. Murdock1772003-9-12 SolanoMare Island
SD20410SDSonchus oleraceusA. J. Stovers.n.1938-3-04 San DiegoTheosophical grounds, Point Loma.
SBBG181461SBBGSonchus oleraceusA. Sawdo, E. Edinger1988-5-19 Santa BarbaraSanta Rosa Island: near ranch house, plot 114
UC1070273UCJEPSSonchus oleraceusA. Simontacchi3411937-7-24 LakeLaurel Beach Lakeport Quad., Laurel Beach
SD234840SDSonchus oleraceusA.C. Sanders265372003-5-4 San DiegoPeninsular Range: Otay Mountain, ridge ca 2-3 miles east of the peak, around end of jeep trail (Otay Mountain 7.5' Q)
IRVC105449IRVCSonchus oleraceusA.C. Sanders296502005-4-22 San DiegoBatiquitos Lagoon Ecological Reserve, N side of lagoon, E of I-5 fwy, along trail past the nature center.
IRVC105450IRVCSonchus oleraceusA.C. Sanders265372003-5-4 San DiegoOtay Mountain, ridge ca. 2-3 miles east of the peak, around end of jeep trail
UCR49975UCRSonchus oleraceusA.C. Sanders75481987-11-28 San BernardinoGlen Helen Sheriff's Training Facility, lower Lytle Creek Wash between Verdemont Ranch and Glen Helen Rehabilitation Facility; San Bernardino Valley
UCR77139UCRSonchus oleraceusA.C. Sanders141261993-5-30 San BernardinoCornfield Spring Canon, W slope of Providence Mtns, 4 mi SE of Kelso; East Mojave Desert
UCR104885UCRSonchus oleraceusA.C. Sanders200421997-3-19 RiversideLake Skinner, NW shore near inlet, SW foot of Bachelor Mtn; Lake Skinner area
UCR127979UCRSonchus oleraceusA.C. Sanders265372003-5-4 San DiegoOtay Mountain, ridge c. 2-3 miles east of the peak, around end of jeep trail
UCR136362UCRSonchus oleraceusA.C. Sanders278262004-5-7 San DiegoCarlsbad, Carlsbad Highlands Ecological Reserve, canyon c. 1 mile SE of Cerro de la Calavera, c. 0.25 mi. SW of the dead end of Canon Rd.
UCR153310UCRSonchus oleraceusA.C. Sanders296502005-4-22 San DiegoBatiquitos Lagoon Ecological Reserve, north side of lagoon, east of the I-5 Fwy, along the trail past the nature center
UCR154083UCRSonchus oleraceusA.C. Sanders299622005-5-6 San DiegoBlue Sky Ecological Reserve, east of Rancho Bernardo and north of Poway, along Green Valley Truck Trail, in canyon below turnoff to Lake Poway
UCR154784UCRSonchus oleraceusA.C. Sanders304042005-6-2 San DiegoPalomar Mtn., Plaisted Creek Ecological Reserve, NE of Rincon & Pauma Valley, between Plaisted Cr. and Hwy 76, SE lobe of reserve near residences abandoned in 1996
UCR154799UCRSonchus oleraceusA.C. Sanders310442005-6-17 San DiegoBoden Canon Ecological Reserve at E end of San Pasqual Valley, lower part of reserve along Santa Ysabel Creek at confluence with Clevenger Canon
UCR157214UCRSonchus oleraceusA.C. Sanders312012005-6-24 San DiegoSan Dieguito Lagoon Ecological Reserve (DFG), north edge of reserve along Palm Lane (closed/abandoned) east of San Dieguito Dr. near old airport site
UCR159036UCRSonchus oleraceusA.C. Sanders311342005-6-22 San DiegoBuena Vista Lagoon Ecological Reserve (DFG), Carlsbad, south side of lagoon just east of Carlsbad Blvd. (S-21) near Brown Park
UCR159078UCRSonchus oleraceusA.C. Sanders311542005-6-22 San DiegoBuena Vista Lagoon Ecological Reserve (DFG), Carlsbad, north side of lagoon between Carlsbad Blvd. (S-21) and the RR, south of Eaton St.
UCR163839UCRSonchus oleraceusA.C. Sanders313592005-7-4 San BernardinoCienaga Seca, Blue Sky Meadow Science Camp, N and W sides of the meadow
UCR172136UCRSonchus oleraceusA.C. Sanders322522006-5-11 RiversideWarm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way
UCR174517UCRSonchus oleraceusA.C. Sanders325062006-5-22 RiversideHills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd.
UCR191421UCRSonchus oleraceusA.C. Sanders347712008-4-8 OrangeLomas de Santiago, Loma Ridge, SSE of Santiago Reservoir on Harding Truck Trail at Dripping Springs Loop, above Limestone Canon
UCR192477UCRSonchus oleraceusA.C. Sanders345452008-3-25 OrangeWeir Canon, 4 miles ENE of Villa Park at SE edge of Anaheim Hills
UCR212673UCRSonchus oleraceusA.C. Sanders372882010-2-20 Imperialnear Haughtelin Lake (old Colorado R. oxbow), NE of Winterhaven between Cocopah (Blackwell) Rd. and lake
UCR213420UCRSonchus oleraceusA.C. Sanders373232010-3-12 Los AngelesMadrona Marsh, Torrance
UCR269599UCRSonchus oleraceusA.C. Sanders421852016-3-14 ImperialChocolate Mountains, along old Niland-Blythe Rd., in wide main canyon near Lion Head Mountain, c. 2.75 km SW of Beal Well
UCR269769UCRSonchus oleraceusA.C. Sanders421212016-3-7 ImperialChocolate Mountains Aerial Gunnery Range, c. 3.5 NE (66 ° ) of Salvation Pass well site
UCR269779UCRSonchus oleraceusA.C. Sanders423392016-3-17 ImperialChuckwalla Bench just inside Chocolate Mountains Aerial Gunnery Range, along old Niland-Blythe Rd. 1.2 km east of Surveyors Pass
UCR270171UCRSonchus oleraceusA.C. Sanders423882016-4-2 RiversideUC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, vicinity of lab and old Emerson house site
UCR292013UCRSonchus oleraceusA.C. Sanders440702020-3-17 ImperialChocolate Mtns. Aerial Gunnery Range, c. 175-375 W of Beal Well
UCR292132UCRSonchus oleraceusA.C. Sanders437742020-1-14 Imperialwest side of Chocolate Mountains, slope above and 2.4 NE (38 ° ) of Amos, FARP (forward arming & refueling point) Star
YM-YOSE109125YMSonchus oleraceusADAMS, JUSTIN30071998-6-25 ?  MariposaLOWER RIVER CAMPGROUND, YOSEMITE VALLEY, YOSEMITE NATIONAL PARK, CALIFORNIA; EAST OF BATHROOM, NEAR ROAD; SANDY SOIL (SAND FROM 1997 FLOOD).
CAS-BOT374613CASSonchus oleraceusAbrams, L. R.; Wiggins, I. L.2971931-7-3 Los AngelesChannel Islands. Santa Barbara Island
CAS-BOT374572CASSonchus oleraceusAhart, Lowell38731982-10-11 SutterBelow the bridge on Pass Road, a little east of the Gass [Gas] Compression Station, Sutter Buttes
CAS-BOT374573CASSonchus oleraceusAhart, Lowell36321982-6-20 SutterSouth-east of the Dean Cabin, Dean Ranch, Sutter Buttes
SDSU21809SDSUSonchus oleraceusAhmed, Nashaad12016-3-17 San DiegoSan Diego State University, next to parking lot 15 (formerly X), near bottom half of stairs.
CAS-BOT374568CASSonchus oleraceusAitkenhead, N.21331977-2-3 RiversideN. of Mule Mnts in sink So. of Sand Dunes
UCSC8991UCSCSonchus oleraceusAl KeuterAK00-0492012-11-23 Santa CruzAlong outside edge of tennis court fence, in flower bed; Scotts Valley
RSA517698RSASonchus oleraceusAlan Romspert941973-3-10 InyoPanamint Mtns. Death Valley National Park. Chris Wicht Canon, in dry arroyos Creosote Bush Scrub. South rocky slope.
DAV353849DAVSonchus oleraceusAlice Warrick291979-5-19 YoloYolo County: Davis. 870 Linden lane. Growing as a weed in cultivated garden.
DAV353804DAVSonchus oleraceusAlice Warricks.n.2008-4-1 NapaNapa County: Quail Ridge UC Reserve. 2005 Pleasure Fire burn site, along west loop road, north of Decker canyon.
OBI145829OBISonchus oleraceusAllison Berry221984-2-26 San Luis ObispoCamp San Luis Shooting Facility 6.5 N of San Luis Obispo on hwy 1. Near front entrance gate
CAS-BOT374671CASSonchus oleraceusAlpert, Meredyth; McClintock, Elizabeths.n.1974-7-1 San FranciscoAlcatraz Island, San Francisco Bay, San Francisco
SD164786SDSonchus oleraceusAndrew C. Sanders304042005-6-2 San DiegoPalomar Mtn., Plaisted Creek Ecological Reserve, NE of Rincon & Pauma Valley, between Plaisted Cr. and Hwy 76, SE lobe of reserve near residences abandoned in 1996
SD212515SDSonchus oleraceusAndrew C. Sanders310442005-6-17 San DiegoBoden Canon Ecological Reserve at E end of San Pasqual Valley, lower part of reserve along Santa Ysabel Creek at confluence with Clevenger Canon Quad: San Pasqual 7.5? Q.
SD212516SDSonchus oleraceusAndrew C. Sanders296502005-4-22 San DiegoBatiquitos Lagoon Ecological Reserve, north side of lagoon, east of the I-5 Fwy, along the trail past the nature center Quad: Encinitas 7.5? Q.
SD212517SDSonchus oleraceusAndrew C. Sanders299622005-5-6 San DiegoBlue Sky Ecological Reserve, east of Rancho Bernardo and north of Poway, along Green Valley Truck Trail, in canyon below turnoff to Lake Poway Quad: Escondido 7.5? Q.
SD00023670SDSonchus oleraceusAndrew R. Pigniolo11722003-5-24 San DiegoJamul area; Honey Springs Road; just S of Bratton Valley along graded dirt road margin at first knoll 200 m southeast of Honey Springs Road.
SD00017496SDSonchus oleraceusAnna Arft2932017-11-8 San DiegoCity of Escondido; Dixon Lake; north side; approximately 300 yards east (as the crow flies) from La Honda Road and the Lake entrance, along the trail running parallel and north of Primitive Road.
SD00029143SDSonchus oleraceusAnna Arft1812017-9-13 San DiegoLakeside; Lakeside River Park Conservancy, 0.84 km west of the intersection of Highway 67 Winter Gardens Boulevard, 0.06 km west of West Lake.
RSA721116RSASonchus oleraceusAnonymouss.n.1965-6-13 OrangeNeglected city lot
RSA0021431RSASonchus oleraceusAnonymouss.n.1951-3-20 Los AngelesPoint Dume
RSA721115RSASonchus oleraceusAnonymouss.n.1947-3-15 OrangeSanta Ana
RSA721117RSASonchus oleraceusAnonymouss.n.1949-6-1 OrangeHigh School Campus.
SD165270SDSonchus oleraceusArne Johanson542005-3-1 San Diego3 miles west of highway 15, 4 miles east of Rancho Santa Fe and 1.5 miles south of Lake Hodges near corner of Caminito Santa Fe where road turns north and goes uphill (50 meters west of intersection with Four Gee Rd)
SD165271SDSonchus oleraceusArne Johanson442005-2-25 San Diego3 miles west of highway 15, 4 miles east of Rancho Santa Fe and 1.5 miles south of Lake Hodges near corner of Caminito Santa Fe where road turns north and goes uphill (50 meters west of intersection with Four Gee Rd)
RSA221546RSASonchus oleraceusArthur C. Gibson19181971-4-19 San BernardinoStoddard Canon, Angeles National Forest.
LA00638566LASonchus oleraceusArthur C. Gibson41292001-4-20 VenturaSanta Monica Mountains; Mountclef Ridge; Wildwood Regional Park, Thousand Oaks; Santa Rosa Trail
POM292655RSASonchus oleraceusArthur L. Cohen561934-2-26 KernBakersfield. Kern River Watershed.
POM6199RSASonchus oleraceusArthur M. Cleghorns.n.1902-6-20 Los AngelesClaremont.
OBI145840OBISonchus oleraceusArthur W. Hazebrook2131993-5-23 San Luis ObispoNipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill
CSUSB93851CSUSBSonchus oleraceusAylin Portillo2019-5-8 San Bernardino1 W. 9th Street, San Bernardino, California.
DAV353840DAVSonchus oleraceusAyzik Solomeshchs. n.2004-5-13 YoloYolo County: Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch.
RSA269894RSASonchus oleraceusB. A. Prigge11391973-6-15 San BernardinoClark Mountain Range, Pachalka Spring, 5.9 miles NW of Mt. Pass.
RSA0036836RSASonchus oleraceusB. Daniel Stickney361981-5-23 Los AngelesIn San Jose Hills N of Campus of Cal Poly, Pomona.; San Dimas Quad
RSA474105RSASonchus oleraceusB. Gustafson21211981-3-18 Los AngelesBallona Wetlands, Area 3 Common weed throughout all 3 areas.
IRVC105428IRVCSonchus oleraceusB. Mawdsley5021965-3-30 OrangeEast Bluff at Mar Vista
CHSC6086CHSCSonchus oleraceusB. Wilson1531968-4-17 ButteNE of Greenhouse, CSC campus.
UCR116303UCRSonchus oleraceusB.G. Pitzer36501998-3-15 San DiegoSan Onofre State Beach, top of bluffs just south of the Orange County line
UCR102676UCRSonchus oleraceusB.G. Pitzer34751998-2-02 ImperialAlgodones Dunes, south terminus of Ogilby Road, on south side of Hwy I-8, south end of dunes; Algondones Dunes
UCSB028456UCSBSonchus oleraceusBaley, David; Lampl, Diane10861981-9-05 Santa BarbaraSoutheast area of Cachuma Lake, where dirt road forks, 1/4 mile West of the end of the paved old highway and 1/4 mile North of Highway 154
SD205514SDSonchus oleraceusBarbara Booth2342009-7-14 San DiegoSW of Oak Grove, Rattlesnake Canon, Cleveland National Forest, in bottom of canyon.
UC2028518UCJEPSSonchus oleraceusBarbara Ertter154281996-11-24 Contra CostaWest side of Mount Diablo, Pine Pond along Stage Road in Pine Canon.
SBBG139061SBBGSonchus oleraceusBarbara Holzman2018-3-16 San FranciscoSoutheast Farallon Island: Next to porch of coast guard house.
SD177287SDSonchus oleraceusBarbara Sullivan2262005-8-9 San DiegoSan Diego City, Crest Canon, Fifty yards West of intersection of El Amigo Rd and Durango Dr, in the street drainage ditch.
IRVC105432IRVCSonchus oleraceusBarbara T. Gittins701963-3-22 OrangeOrange Coast College campus, Costa Mesa
DAV353843DAVSonchus oleraceusBarbara Yungert1181974-5-06 YubaYuba County: south of station headquarters, Sierra Foothill Field Station.
LA105051LASonchus oleraceusBarry A. Prigge82171988-7-03 Los AngelesSanta Monica Mountains; Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track
LA00638567LASonchus oleraceusBarry A. Prigge87081989-5-10 Los AngelesSanta Monica Mountains; Point Dume; above Dume Cove
LA00638568LASonchus oleraceusBarry A. Prigge87121989-5-10 Los AngelesSanta Monica Mountains; Point Dume; above Dume Cove
SD124502SDSonchus oleraceusBarry Prigge68891986-3-14 San DiegoSan Mateo Creek: South of San Clemente and upstream from I-5 ca. 0.5 miles.
CAS-BOT374704CASSonchus oleraceusBarry, Margaret A.2401938-4-21 San MateoCoal Mine Ridge
CAS-BOT374579CASSonchus oleraceusBassinger, A. J.s.n.1920-10-14 YoloConaway ranch, Woodland
SDSU00541SDSUSonchus oleraceusBeauchamp, R.M.2711967-3-18 Los AngelesSan Clemente Island.
UCSC7783UCSCSonchus oleraceusBecky Hendrickss.n.2012-5-16 San MateoAno Nuevo State Park
AHUC103315DAVSonchus oleraceusBeecher Crampton43541957-7-16 YoloYolo County: University of California, Davis Campus. In field north of Hunt Hall.
UC589564UCJEPSSonchus oleraceusBeryl O. Schreiber7161932-8-03 MarinAvalis Beach , Avalis Beach (Tomales Bay)
OBI145822OBISonchus oleraceusBetty Sheehan81957-10-11 San Luis ObispoCal Poly Campus, Science bldg
OBI145824OBISonchus oleraceusBetty Sheehan191957-10-11 San Luis ObispoCal Poly Campus, Science bldg
SD182015SDSonchus oleraceusBeverly Pecunia982006-5-12 San DiegoNE of Escondido Oakvale Rd past the road to the South end of Lake Wohlford to first pull out.
SD204155SDSonchus oleraceusBeverly Pecunia1832008-3-27 San DiegoCity of Escondido, 4.5 NE of, just N of Bottle Peak, along Lake Wohlford Road, about « mi W of dam
SD205512SDSonchus oleraceusBeverly Pecunia1672007-10-18 San DiegoCity of Escondido, 4.5 NE of, just N of Bottle Peak, along N shoreline of Lake Wohlford
SD235920SDSonchus oleraceusBeverly Pecunia3252011-4-4 San DiegoNorth of Escondido; 1.6 miles NNE of I-15 and Mountain Meadows Road, W of Turner Lake
LA212314LASonchus oleraceusBill Bozarths.n.1949-7-11 Los AngelesConoga Park
PUA55674PUASonchus oleraceusBill Grummer1982-8-08 NapaLocal landmark: Robert L. Stevenson Mem. Park. Detert Reservoir Quad.
SD198274SDSonchus oleraceusBill Sullivan2722007-3-1 San DiegoBorrego Springs, Anza-Borrego Desert State Park, 6.72 miles N of Borrego Springs, 2.85 miles NW of intersection of Di Giorgio Road and Coyote Way, on Coyote Canon Jeep Trail, 400 yd northwest on east bank of Coyote Creek
CAS-BOT374668CASSonchus oleraceusBillings, F. H.s.n.1923-3-1 San BernardinoRedlands
CAS-BOT374614CASSonchus oleraceusBlakley, E. R.52591962-6-10 Los AngelesSan Clemente Island
CAS-BOT374750CASSonchus oleraceusBlakley, E. R.B-27461959-4-24 VenturaBetween the boat dock and the village. East Anacapa Island
CAS-BOT374753CASSonchus oleraceusBlakley, E. R.43861961-5-18 VenturaCalifornia Channel Islands. Large canyon north side of the highest peak on the west island. Anacapa Island
CAS-BOT374561CASSonchus oleraceusBlankinship, J. W.s.n.1923-6-17 LakeKelseyville
OBI145834OBISonchus oleraceusBob Everett21964-2-16 San Luis ObispoPoly Cyn, Cal Poly, San Luis Obispo
DAV353856DAVSonchus oleraceusBob Rodin1161943-4-16 AlamedaAlameda County: UC Berkeley. Strawberry Canon. Southern slope. West of the Botanical Garden.
UC685458UCJEPSSonchus oleraceusBob Rodin1161943-4-16 Alamedaon southern slope w Botanical Garden (Strawberry Canon, University of California Campus, Berkeley); Berkeley, University of California campus, Strawberry Canon
RSA0093419RSASonchus oleraceusBonnie C. Templeton16101931-7-06 AlamedaBerkeley.
RSA245275RSASonchus oleraceusBrad W. Klipfel2811973-8-17 HumboldtBig Lagoon Co. Park.
CAS-BOT374559CASSonchus oleraceusBreedlove, D. E.172931970-3-29 InyoIn Surprise Canyon between Ballarat and Panamint City. Panamint Mountains
CAS-BOT374744CASSonchus oleraceusBreedlove, D. E.586961983-5-9 SonomaPepperwood Ranch W of Knights Valley
UCSB028348UCSBSonchus oleraceusBrooks, Terry661963-4-08 Marin1 mile north of Golden Gate Bridge on Fort Baker
SDSU23194SDSUSonchus oleraceusBrown, John W.4351995-5-10 San DiegoNAVAL WEAPONS STATION, FALLBROOK ANNEX, Sect. 23, T.9S., R.4 W, USGS 7.5 minute quadrangle.
LOB118453LOBSonchus oleraceusBryana Olmeda012017-3-4 OrangeSanta Ana Mountains, Cleveland National Forest, Silverado Canon, Motorway Trail.
SDSU12939SDSUSonchus oleraceusBuschbom, Jutta241991-6-03 RiversideSE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula.
RSA12389RSASonchus oleraceusC. B. Wolf56011934-4-11 Los AngelesBryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets.
RSA5505RSASonchus oleraceusC. B. Wolf37591932-6-28 OrangeAlong western half of no. boundary of 40 acre Valencia Orange grove at Bryant Ave. and Hansen Road.
RSA18425RSASonchus oleraceusC. B. Wolf5831927-7-12 San FranciscoSan Francisco.
RSA3479RSASonchus oleraceusC. B. Wolf34221932-5-09 Los AngelesSanta Canon.
RSA12404RSASonchus oleraceusC. B. Wolf56171934-4-11 Los AngelesBryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4; T4S R1 W S27 SE/4
SFV103148SFVSonchus oleraceusC. Fergusons. n.1974-5-13 Los AngelesSan Gabriel Mountains; Placerita Canon Natural Area. Botany trail.
IRVC105438IRVCSonchus oleraceusC. Hooven4961965-4-17 OrangeSanta Ana heights: Palisades and Spruce.
HSC12548HSCSonchus oleraceusC. Kline771970-11-15 Humboldt4.2 N of Trinidad, olf Hwy. 101
SBBG165094SBBGSonchus oleraceusC. Matt Guilliams50662019-2-25 VenturaSan Nicolas Island: in northwestern portion of island, at upper edge of northern escarpment.
SD80108SDSonchus oleraceusC. W. Tilforths.n.1969-11-22 Los AngelesRancho Santa Ana Botanical Garden. Claremont.
RSA258370RSASonchus oleraceusC. W. Tilforth4661972-4-12 Los Angeles[Rancho Santa Ana Botanic Garden, Claremont.]
DAV353852DAVSonchus oleraceusC. W. Tilforth2101969-7-17 Los AngelesLos Angeles County: Rancho Santa Ana Botanical Garden, Claremont.
DAV353862DAVSonchus oleraceusC. W. Tilforth2381969-7-17 Los AngelesLos Angeles County: Rancho Santa Ana Botanical Garden, Claremont.
UCSB041742UCSBSonchus oleraceusCCBER StaffMV651905-6-30 Santa BarbaraUCSB Campus. Manzanita Village.
CAS-BOT374739CASSonchus oleraceusCampbell, Marian L.s.n.1920-8-17 SolanoCordelia
SD27747SDSonchus oleraceusCarl B. Wolfs.n.1932-5-09 Los AngelesSanta Canon, near bathhouse.
UC729562UCJEPSSonchus oleraceusCarl B. Wolf34221932-5-09 Los Angelesnear Bathhouse (Avalon, Santa Canon
DAV353803DAVSonchus oleraceusCarla DeCrona11--1121992-4-05 SacramentoSacramento Co.: Cosumnes River Preserve Plant Inventory. Area 11: Live Oak, The Point: bounded on N by seasonal slough, on W by RR tracks, on S by Cosumnes River.
SHTC6915SHTCSonchus oleraceusCarnett, Bryan112018-4-10 StanislausFound in bacckyard garden in Modesto, CA.
SD187758SDSonchus oleraceusCarolyn Martus2982006-7-3 San DiegoOceanside. Buena Vista Lagoon (western), on the north and east side of Coast Highway along the trail from the Buena Vista Audubon Nature Center.
SD203281SDSonchus oleraceusCarolyn Martus4992008-3-25 San DiegoNortheast of Fallbrook. Santa Margarita River just below the confluence with Sandia Creek on northwest side
SD210795SDSonchus oleraceusCarolyn Martus1492006-5-24 San DiegoCanon, 100 W of the intersection of Las Pulgas and Stuart Mesa Road, « mi E of Interstate 5.
SD169866SDSonchus oleraceusChar Glacy612005-3-21 San DiegoAnza Borrego Desert State Park, just N of Palm Spring, ca. 5 mi SE of Agua Caliente Springs, ca.1 NE of Canon at S2.
UCSC1618UCSCSonchus oleraceusCharisse Bickfords.n.1979-4-14 MontereyFound in Mixed Hardwood Woodland on the South Ridge Access road. South Ridge Access road. - Landels-Hill Big Creek Reserve, Santa Lucia Mountains
RSA153015RSASonchus oleraceusChas. H. Quibells.n.1929-7-15 MontereyPacific Grove.
RSA223963RSASonchus oleraceusCherie L. Wetzel1501967-9-30 AlamedaAlong sandbag levee. Niles Canon and vicinity
UCR166869UCRSonchus oleraceusChet McGaughs.n.2005-2-17 ImperialE of Salton Sea, NE of Niland, along Coachella Canons 10-11
CAS-BOT571369CASSonchus oleraceusChristensen, Sr. Marian Ruths.n.1968-7-20 Santa ClaraLos Gatos, College Avenue
RSA474122RSASonchus oleraceusChristopher Davidson151965-4-06 Santa Clara26 W Fremont, Los Altos Hills.
RSA474114RSASonchus oleraceusChristopher Davidson56921977-5-26 San BernardinoClark Mtn. at Pachalka Spring.
RSA35643RSASonchus oleraceusClara Mason Foxs.n.2012-5-19 MonoSilverado Canon. [Mono Co. or Orange Co.]
SBBG110005SBBGSonchus oleraceusClare B. Hardham24621957-7-15 San Luis ObispoGraves Crk, Del Rio Rd
SBBG109843SBBGSonchus oleraceusClare B. Hardham27021957-11-02 San Luis ObispoOld Crk, Cayucos
SD172773SDSonchus oleraceusClaude Edwards242004-3-26 San DiegoSW Otay Mesa. Mesa-top south of Finger Canon, at the intersection of an E-W dirt road with a N-S cross-mesa road. ~1.0 mile S of inters of Route 905 & Caliente Ave, ~1.5 mile SW of Brown Field.
SBBG8851SBBGSonchus oleraceusClifton F. Smith6561944-4-01 Santa BarbaraSanta Barbara Botanic Garden Mission Crk, Santa Barbara Botanic Garden [natural; not planted]
SBBG95334SBBGSonchus oleraceusClifton F. Smith221943-9-02 Santa BarbaraSanta Ynez Mtns: near end of Cheltenham Rd, above Tunnel Rd, Mission Cyn
SBBG86416SBBGSonchus oleraceusClifton F. Smith4011943-11-25 Santa BarbaraSanta Ynez Mtns: Mission Crk, Mission Cyn
DAV353851DAVSonchus oleraceusClifton F. Smith6561944-4-01 Santa BarbaraSanta Barbara County: in Botanic Garden, Santa Barbara.
POM292656RSASonchus oleraceusCora W. Bensons.n.1929-1-19 Santa BarbaraRoadside at Santa Barbara
UCSB028338UCSBSonchus oleraceusCorfman, Nancy411961-3-04 Imperial2 miles south, 2 miles west, 1/2 mile south of McCabe School
CAS-BOT374581CASSonchus oleraceusCovel, Paul F.6731937-9-16 AlamedaOak. Hills
POM6212RSASonchus oleraceusCrawfords.n.1916-3-29 Los AngelesSanta Monica Mountains
UC1070276UCJEPSSonchus oleraceusD. Axelrod1131935-3-17 Santa Barbara1 mi sw Zaca; Lompoc Quad.
CDA0032940CDASonchus oleraceusD. Barbe & P. Hiatt1979-5-01 SonomaSouth of Asti; on Asti Road, 0.45 mile south of Washington School Road.
SBBG118337SBBGSonchus oleraceusD. C. Estrella1472003-4-25 San DiegoW of Woodward Rd, near intersection with Propagation Rd, ca. 500 N of crossroads; Pt Loma Naval Facility
SD17600SDSonchus oleraceusD. E. Scarberys.n.1937-5-27 San DiegoEast of Ramona
LOB118456LOBSonchus oleraceusD. Green561970-3-24 Los AngelesCSULB Campus, lower campus area
RSA653061RSASonchus oleraceusD. House94-551994-5-20 San DiegoCocklebur Beach, Canon, 0.5 mile west on MCTSA Road from Stuart Mesa Road, following the dirt road that is north of the MCTSA compound security fence.
SFV103151SFVSonchus oleraceusD. K. Shayne1041966-3-09 Los AngelesSanta Susana Mountains; Above Zelzah Ave.
RSA587426RSASonchus oleraceusD. L. Banks05701995-6-02 RiversideNW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of N peak of Agua Tibia Mountain; On the Woodchuck Trail N of the Riverside County boundary, in the clay grasslands in section 3 W of the Dripping Springs Alcove Area.; Pechanga Quad
RSA614168RSASonchus oleraceusD. L. Banks13091997-2-23 RiversideNW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire.; Pechanga
RSA799950RSASonchus oleraceusD. M. Ray42011-1-19 OrangeSouth Coast: Santa Ana River: along right of way road just west of Least Tern Island.; Newport Beach
DAV353857DAVSonchus oleraceusD. S. Park622010-4-29 Los AngelesLos Angeles Co.: Wildwood Canon, roadside near first canyon entrance trailhead.
DAV353834DAVSonchus oleraceusD. S. Park682010-4-29 Los AngelesLos Angeles Co.: Wildwood Canon, picnic area, shady grassland, with Taraxacum officinale.
DAV353810DAVSonchus oleraceusD. S. Park151--12010-7-4 MontereyMonterey County: Monterey, near gas station before entrance to 17 Mile Rd. Small population.
DAV353809DAVSonchus oleraceusD. S. Park151--22010-7-4 MontereyMonterey County: Monterey, near gas station before entrance to 17 Mile Rd. Small population.
DAV353807DAVSonchus oleraceusD. S. Park151--32010-7-4 MontereyMonterey County: Monterey, near gas station before entrance to 17 Mile Rd. Small population.
DAV353805DAVSonchus oleraceusD. S. Park151--42010-7-4 MontereyMonterey County: Monterey, near gas station before entrance to 17 Mile Rd. Small population.
DAV353802DAVSonchus oleraceusD. S. Park3012011-5-21 Santa BarbaraSanta Barbara County: Growing along Floradale Ave. Adjacent to farmland.
UCSC9653UCSCSonchus oleraceusD. Styer1202012-5-14 MontereySouth Boundary Road; Fort Ord Region E12
IRVC105433IRVCSonchus oleraceusD. Van Gorden4931965-5-09 OrangeSilverado Canon
CDA0034028CDASonchus oleraceusD.G. Kelch11.0872011-4-6 AlamedaNear Don Edward's National Wildlife Area.
UCR33603UCRSonchus oleraceusD.P. Faulkner4721978-4-28 San Bernardino1 mile east of Needles to 2 miles SE along the Colorado River; Eastern Colorado Desert
OBI145800OBISonchus oleraceusD.R. Miller615.11292015-6-12 San Luis ObispoPine Mountain Region. This material is from Ridge Top property N of County/State communication towers.
IRVC105444IRVCSonchus oleraceusD.W. Goodall1968-4-02 Imperial1 W of Glamis.
RSA651291RSASonchus oleraceusDan Milojevich321981-5-03 Los Angeles1/4 mile W. of Rosemead Blvd. at Whittier Narrows Recreation Park.
OBI145819OBISonchus oleraceusDan Sheehy31978-10-04 San Luis ObispoE facing slope near tennis courts at Tropicana Village, San Luis Obispo
SD9001SDSonchus oleraceusDaniel Clevelands.n.1881-3-01 San DiegoSan Diego
SD9002SDSonchus oleraceusDaniel Clevelands.n.1875-3-01 San DiegoSan Diego
SD9003SDSonchus oleraceusDaniel Clevelands.n.1884-2-24 San DiegoSan Diego (mak 6/06)
RSA14284RSASonchus oleraceusDaniel Clevelands.n.1887-4-17 San Diego[Unspecified]
SD113009SDSonchus oleraceusDarley F. Howe49371977-5-06 San DiegoNear corner of Melrose Drive and Melrose Way, Vista.
SBBG96828SBBGSonchus oleraceusDavid A. Young, S. A. Junak, T. Ayers, R. Scott18741989-3-29 Santa BarbaraSanta Cruz Island: Willows Cyn, ca. 3 N of Willows Anchorage
RSA653178RSASonchus oleraceusDavid Barrios291991-5-08 Orange1500 Northwest of Fairmont Ave and Quail cir.; Yorba Linda
OBI145837OBISonchus oleraceusDavid J. Keil119641977-3-25 Santa BarbaraJust E of Pine cyn Ranger Station along Calif 166
OBI145836OBISonchus oleraceusDavid J. Keil145091981-4-24 San Luis ObispoJctn of Shell Crk Rd and Calif hwy 58 S of Shandon
OBI145825OBISonchus oleraceusDavid J. Keil147101981-5-16 San Luis ObispoArea around Arroyo de la Cruz near its crossing of hwy 1
OBI145835OBISonchus oleraceusDavid J. Keil147351981-5-19 San Luis ObispoIndian Knob. Upper slopes of Indian Knob
OBI145817OBISonchus oleraceusDavid J. Keil181351984-4-28 San Luis ObispoAmer Cyn are in La Panza Mts
OBI145809OBISonchus oleraceusDavid J. Keil245461995-3-04 Santa BarbaraNorth base. along beach blvd. west of railroad tracks.
OBI145810OBISonchus oleraceusDavid J. Keil254411995-6-27 San Luis ObispoWest Cuesta Ridge at east end of botanical area
OBI145802OBISonchus oleraceusDavid J. Keil319782013-8-28 San Luis ObispoMorro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground.
OBI145801OBISonchus oleraceusDavid J. Keil229211992-5-2 San Luis ObispoLaguna Lake City Park. Along Madonna road in grassy strip with lawn
OBI181186OBISonchus oleraceusDavid J. Keil325942015-2-14 San Luis ObispoPismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canon Road
OBI145799OBISonchus oleraceusDavid Keil337112016-3-15 San Luis ObispoSouthern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach.
OBI145798OBISonchus oleraceusDavid Keil320932014-2-25 San Luis ObispoLos Osos. El Morro Elfin Forest. West of South Bay Blvd. and north of Santa Ysabel Ave.; weedy strip along South Bay Blvd.
OBI161583OBISonchus oleraceusDavid Keil356532019-5-9 Santa BarbaraSanta Ynez Mountains. Phytojog 2019 trip to The Nature Conservancy's Jack and Laura Dangermond Preserve. Stop 1. Cojo Ranch Unit. 1.34 miles east from Cojo Gate along Long Canon Rd. and 1.5 miles east from the Pacific coast. Site with wells and weather station.
UCSB028457UCSBSonchus oleraceusDavid L. Magney8631985-3-25 Santa BarbaraAlong Ridge Road on Santa Cruz Island
SD159764SDSonchus oleraceusDavid Lawhead12004-4-13 San DiegoAgua Hedionda Lagoon - east end, Southeast of the City of Carlsbad
UCSB028360UCSBSonchus oleraceusDavid PritchettCSM-561987-7-17 Santa BarbaraRidge at northern boundary of Vandenberg Air Force Base
SD174396SDSonchus oleraceusDavid Woelfel732005-10-14 San DiegoApprox 1.5 miles north of Fallbrook, along Sandia Canon Creek just north of the confluence with Santa Margarita River, 0.3 miles west of intersection of Rock Mountain Rd and Sandia Creek Dr.
CAS-BOT168066CASSonchus oleraceusDe Groot, Sarah J.35612004-3-1 San BernardinoWhipple Mountains: Copper Basin Reservoir, just inside gate by lake. MWD property Elev. given as 1032 ft
CAS-BOT172738CASSonchus oleraceusDe Groot, Sarah J.39332004-3-29 San BernardinoWhipple Mountains: Copper Basin reservoir, ~NE side of lake Elev. given as 989ft.
CAS-BOT177409CASSonchus oleraceusDe Groot, Sarah J.; Porter, J. Mark10622003-3-1 San BernardinoWhipple Mountains: Bass Point, along Parker Dam road Elev. given as 350ft.
CAS-BOT168178CASSonchus oleraceusDeGroot, Sarah J.; De Groot, Krina; Lubinsky, Leland; Worlow, Linda Lee37722004-3-17 San BernardinoWhipple Mountains: Whipple Wash, ~2.5 hr. walk upstream from powerline road Elev. given as 1038ft.
CAS-BOT182518CASSonchus oleraceusDeGroot, Sarah J.; Gatto, Angela; Stevenson, Chris; Baldwin, Constance23512003-4-19 San BernardinoWhipple Mountains: Canyon on NE side of mountains, off powerline road Elev. given as 940ft.
IRVC105434IRVCSonchus oleraceusDebbie Frees4941965-3-13 OrangeSilverado Canon
OBI145811OBISonchus oleraceusDebora Guillot5.31993-7-15 San Luis ObispoSan Simeon State park. N central section of park
SBBG144121SBBGSonchus oleraceusDenise Knapp2018-4322018-6-25 Santa BarbaraJudell Trail; stream crossing.
UCR202035UCRSonchus oleraceusDenise Woodards.n.1995-8-21 Riverside300 acre parcel at west end of Domenigoni Valley, c. 3 miles south of Winchester on the west side of Winchester Rd.
UCSB028342UCSBSonchus oleraceusDennis E. Breedlove4291961-4-23 Santa BarbaraAlong the Alamo Pintado Creek from 7-8 miles north of Los Olivos; base of Figueroa Mountain, Birabent Canon, San Rafael Range
RSA649384RSASonchus oleraceusDick Mosbargers.n.1948-2-22 VenturaIn garden, Mosbarger Ranch, 1 W. Fillmore.
UCR223419UCRSonchus oleraceusDick Newell0652011-3-1 OrangeLomas de Santiago, Hicks Canon Haul Road, above Jeffrey Rd. and below Hwy 241 crossing
SD190977SDSonchus oleraceusDick Schwenkmeyer2992007-5-25 San DiegoSan Diego, Mission Trails Regional Park, ca « mi S of Highway 52 in Suycott Canon, just west of North Mount Fortuna, 2« mi W of intersection of West Hills Parkway and Mast Blvd.
SD00058290SDSonchus oleraceusDick Swinney199722017-8-29 Los AngelesSan Gabriel Mountains, Lewis (Soldier Creek) Falls, Soldier Creek, 2.5 mi. up-canyon from Coldbrook Cmpgrd., 0.4 mi. up-canyon from Hwy. 39, Crystal Lake Quad
SD281475SDSonchus oleraceusDick Swinney190262017-4-11 Los AngelesSan Gabriel Mountains, Trail Canon, a north tributary of Big Tujunga Canon, 0.52 air-miles n.e. of jct. of Big Tujunga Cyn. Road and Trail Cyn./Gold Creek Road, c. 0.32 miles upcanyon from Trail Cyn. trailhead, along southernmost eastern branch of Trail
SD158523SDSonchus oleraceusDinna C. Estrella1472003-4-25 San DiegoPoint Loma Naval Facility, SPAWAR. West of Woodward Rd., nearest cross street Propagation Rd. ca. 500 North of cross roads.
RSA651186RSASonchus oleraceusDon Blacks.n.1948-4-20 VenturaFound in Montalvo, 100 yards SE of Ventrua [Ventura] Pacific Fruit Growers Association Packing House.
JEPS30414UCJEPSSonchus oleraceusDonald Kyhos59-11959-1-04 Los AngelesWhittier
DAV353806DAVSonchus oleraceusDonald R. Bissing1481973-6-02 Los AngelesLos Angeles County: Evey Canon, San Gabriel Mountains. 1.4 miles from canyon mouth.
UC2032807UCJEPSSonchus oleraceusDoran, Andrew Scott6772012-3-20 Contra CostaBrooks island loading dock, North side of island.
RSA474099RSASonchus oleraceusDorothy G. Nichols61940-4-06 AlamedaKRE pond, foot of Ashby Avenue, Berkeley.
CDA0032941CDASonchus oleraceusDoug Barbe & Phyllis Hiatt1979-5-02 ColusaWilliams; waste ground by Shell station.
CAS-BOT374571CASSonchus oleraceusDudley, Chesters.n.1927-9-12 StanislausModesta [Modesto]
CAS-BOT374702CASSonchus oleraceusDudley, W. R.s.n.1895-2-23 San MateoSanta Cruz Peninsula. San Francisquito Creek beyond Hopkins place
CAS-BOT374723CASSonchus oleraceusDudley, W. R.s.n.1897-6-1 Santa ClaraSanta Cruz Mountain Peninsula. Stanford University
CAS-BOT374724CASSonchus oleraceusDudley, W. R.s.n.1906-5-28 Santa ClaraSanta Cruz Mountain Peninsula. Court back of Library, Stanford University
CAS-BOT374725CASSonchus oleraceusDudley, W. R.s.n.1895-4-19 Santa ClaraSanta Cruz Mountain Peninsula. Near Wright's
SD118361SDSonchus oleraceusDuffie Clemons9071985-2-17 San DiegoGrowing in fallow garden, Serra Mesa. Ex hort D.C.
SHTC6786SHTCSonchus oleraceusDuke, Cassidy362018-4-4 OrangeSan Clemente Beach Trail, growing alongside the sewer
RSA0047594RSASonchus oleraceusDuncan S. Bell63402014-3-28 San BernardinoGranite Mountains; to the east of Apple Valley, approximately 3.5 air miles northwest of Rabbit Dry Lake, and about 1 air mile south of Amaral Spring.; Fairview Valley Quad.
RSA781621RSASonchus oleraceusDuncan S. Bell27712011-7-14 San BernardinoSan Bernardino National Forest:northwest of Holcomb Valley, approximately 1.5 air miles northeast of the junction of forest service road 3N14 and Holcomb Creek, or approximately 0.4 air mile west of Hitchcock Spring.; Fawnskin
RSA0021285RSASonchus oleraceusDuncan S. Bell50802013-6-13 Los AngelesAngeles National ForestSan Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canon off of Canon, on the southwestern flanks of Mount San Antonio.; Mount Baldy
RSA0346011RSASonchus oleraceusDuncan S. Bell45292013-3-17 ImperialColorado Desert; Western Colorado Desert region: Coyote Mountains; approximately 4.75 air miles north of the town of Ocotillo in Painted Gorge.; Painted Gorge 7.5' Q.
RSA0021711RSASonchus oleraceusDuncan S. Bell52612013-6-24 Los AngelesAngeles National ForestSheep Mountain Wilderness; East Fork of the San Gabriel River, below Airplane Flat, behind the Bridge To Nowhere.; Mount San Antonio
UCR256332UCRSonchus oleraceusDuncan S. Bell32002012-3-18 RiversideMecca Hills; southeastern section of hills; at mouth of Hidden Canon where drainage is blocked by the Coachella Canal, c. 2.8 air miles southwest of Hidden Spring
UCR256704UCRSonchus oleraceusDuncan S. Bell31442012-3-8 RiversideSouthern section of the Mecca Hills; north side of the canal, approximately 4.75 air miles southeast of where Box Canon Road crosses the Coachella Canal
CAS-BOT374611CASSonchus oleraceusDunkle, M. B.74501940-3-21 Los AngelesEast slope, Santa Barbara Island
CAS-BOT374654CASSonchus oleraceusDurham, Floyd6021942-8-23 MontereyArnold House. Frances Simes Hastings Natural History Reservation, upper Carmel Valley about 2 miles northeast of Jamesburg
RSA38980RSASonchus oleraceusE. A. Purer27101932-3-29 San DiegoSilver Strand.
DAV353838DAVSonchus oleraceusE. M. Johnston140J1915 ButteButte County: Biggs.
HSC91903HSCSonchus oleraceusE. Mackeysn1986-11-02 HumboldtPatrick's Point State Park; by road to Palmer's Point
SD53603SDSonchus oleraceusE. Norlands.n.1963-7-29 San DiegoEast Spring Valley; Highland Ave.; Along road by abandoned truck crop fields on hilltop;
SBBG111188SBBGSonchus oleraceusE. Painter, E. NeeseHL29771996-8-30 MontereyFort Hunter Liggett: former site of Jolon Village Store, ca. 0.1 km SW of jct of Mission Crk and Jolon Rds, ca. 0.4 W of Jolon Crk, ca. 2.5 N of San Antonio River; Ft Hunter Liggett
SBBG17544SBBGSonchus oleraceusE. R. Blakley58191963-5-22 Santa BarbaraSan Miguel Island: base of sand spit at Cardwell Pt
SBBG151088SBBGSonchus oleraceusE. R. Blakley63711963-12-07 Los AngelesSan Clemente Island: 200 yds SE of new air strip
SBBG9211SBBGSonchus oleraceusE. R. Blakley27461959-4-24 VenturaEast Anacapa Island: between boat dock and the village
SBBG17704SBBGSonchus oleraceusE. R. Blakley58681963-5-23 Santa BarbaraSan Miguel Island: W side of Cuyler Harbor
SBBG23747SBBGSonchus oleraceusE. R. Blakley65101964-9-05 VenturaWest Anacapa Island: just above tide line Frenchman's Cove [Frenchys Cove]
SBBG151076SBBGSonchus oleraceusE. R. Blakley40991961-4-22 VenturaSan Nicolas Island: mesa S of housing area
SBBG11329SBBGSonchus oleraceusE. R. Blakley42611961-4-30 Santa BarbaraSan Miguel Island: Willow Cyn 0.6 mi SE of the old ranch house
SBBG13514SBBGSonchus oleraceusE. R. Blakley43861961-5-18 VenturaWest Anacapa Island: large cyn on N side of highest peak
SBBG151064SBBGSonchus oleraceusE. R. Blakley56301963-5-04 Santa BarbaraSanta Barbara Island: Mouth of Cave Cyn, E side of island
SBBG10995SBBGSonchus oleraceusE. R. Blakley31691960-4-09 Santa BarbaraSanta Rosa Island: head of W fork of Windmill Cyn
SBBG13360SBBGSonchus oleraceusE. R. Blakley49071962-3-31 VenturaMiddle Anacapa Island: flat area near the top and center of island
SBBG151089SBBGSonchus oleraceusE. R. Blakley52591962-6-10 Los AngelesSan Clemente Island: near Wall 2
SBBG40731SBBGSonchus oleraceusE. R. Blakley70201969-11-15 VenturaWest Anacapa Island: Frenchman's Cove [Frenchys Cove]
SD172019SDSonchus oleraceusE. R. Blakley43861961-5-18 VenturaWest Anacapa Island; large canyon north side of highest peak on island.
RSA209653RSASonchus oleraceusE. R. Blakley56301963-5-04 Santa BarbaraSanta Barbara Island. Mouth of Canon.
RSA644402RSASonchus oleraceusE. R. Blakley43861961-5-18 VenturaAnacapa Island. Large canyon north side of highest peak on West Island.
RSA644401RSASonchus oleraceusE. R. Blakley49071962-3-31 VenturaAnacapa Island: Flat area near top and center of Middle Island.
RSA239470RSASonchus oleraceusE. R. Blakley40991961-4-22 Santa BarbaraSan Nicolas Island, Mesa south of the housing area
JEPS32811UCJEPSSonchus oleraceusE. R. Blakley58681963-5-23 Santa Barbaraw side Cuyler Harbor (San Miguel Island, Channel Islands); Channel Islands, San Miguel Island, w side Cuyler Harbor
JEPS32812UCJEPSSonchus oleraceusE. R. Blakley58191963-5-22 Santa Barbarabase of sand spit at Cardwell Point (Channel Islands, San Miguel Island); Channel Islands, San Miguel Island, Cardwell Point
SBBG24219SBBGSonchus oleraceusE. R. Chandler27671966-2-04 Santa Barbarasouth of Carpinteria and toward ocean from US Hwy 101
RSA192182RSASonchus oleraceusE. W. Lathrop49141960-6-08 Riverside14 miles west of Murrieta.
CAS-BOT374674CASSonchus oleraceusEastwood, Alices.n.1915-8-1 San FranciscoVacant lot on Sansome St., San Francisco
CAS-BOT374675CASSonchus oleraceusEastwood, Alices.n.1926-10-15 San FranciscoFarallon Isl.
CAS-BOT374740CASSonchus oleraceusEastwood, Alice99921920-7-31 SolanoVallejo
RSA502896RSASonchus oleraceusEd LaRues.n.1989-3-30 RiversideRancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary.
SD38305SDSonchus oleraceusEdith A. Purers.n.1932-3-24 Los AngelesEl Segundo sand dunes.
SD38307SDSonchus oleraceusEdith A. Purers.n.1932-3-01 San DiegoSilver Strand, near road.
SD38308SDSonchus oleraceusEdith A. Purers.n.1932-7-18 San MateoHalf Moon Bay;
SD38309SDSonchus oleraceusEdith A. Purers.n.1932-8-25 Santa BarbaraNorthwest Guadalupe,
UC606734UCJEPSSonchus oleraceusEdward Lee19551936-4-19 Contra Costane shore Red Rock (San Francisco Bay); , ne shore Red Rock
RSA0165605RSASonchus oleraceusEileen BerbeoAEB-OC-042017-3-8 Los AngelesWithin Angeles National Forest. North of Lake View Terrace. Take Little Tujunga Canon Road north from 210 until making a right on Ebey Herreres Truck Trail. Head east until making a right on Oliver Canon to BP and L Road.Oliver Canon, restoration site, roadside.
RSA0165150RSASonchus oleraceusEileen BerbeoAEB-OC-O2017-5-3 Los AngelesWithin Angeles National Forest. North of Lake View Terrace. Take Little Tujunga Canon Road north from 210 until making a right on Ebey Herreres Truck Trail. Head east until making a right on Oliver Canon to BP and L Road.
DAV353799DAVSonchus oleraceusEllen Dean53192009-4-1 YoloYolo County: city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland.
DAV353798DAVSonchus oleraceusEllen Dean73272012-4-29 NapaNapa County: East of Las Posadas Rd. California Dept. of Forestry's Las Posadas State Experimental Forest, east of the town of Angwin. Near entrance gate, west of fire station buildings.
DAV353811DAVSonchus oleraceusEllen Dean86062015-3-21 YoloYolo County: Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 N of Putah Creek. Area E of Bray Canon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014.
DAV353833DAVSonchus oleraceusEllen Dean88952016-5-12 SolanoSolano County: Mix Canon, to the west of Pleasant Valley Rd. Along road side on south side of creek. North and south sides of road.
SD157030SDSonchus oleraceusEmanuel Kauder92004-4-24 San DiegoScripps Ranch 0.5 mi E and 1 mi S of intersect of Pomerado Rd and Beeler Canon Rd on flat area just off disturbed dirt road bed
SD165273SDSonchus oleraceusEmanuel Kauder382005-4-2 San DiegoCity of San Diego, Scripps Ranch, 0.5 miles East of Pomerado Rd on north side of Beeler Canon Rd at the shoulder's edge.
UC1969542UCJEPSSonchus oleraceusEric Luning262003-5-11 KernKern Canon, Sequoia National Forest, Lower Richbar Picnic Ground.
UC1969543UCJEPSSonchus oleraceusEric Luning262003-5-11 KernKern Canon, Sequoia National Forest, Lower Richbar Picnic Ground.
OBI145828OBISonchus oleraceusEric Wise18841984-4-29 San Luis ObispoLittle Morro Crk. From the laguna to the hwy 1 overpass
SBBG16070SBBGSonchus oleraceusErnest C. Twisselmann79311962-10-20 San Luis ObispoDorothy Twisselmann Ranch
DAV353846DAVSonchus oleraceusErnest C. Twisselmann46731958-8-17 San Luis ObispoSan Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern part of county.
DAV353845DAVSonchus oleraceusErnest C. Twisselmann79311962-10-20 San Luis ObispoSan Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern part of county.
JEPS31260UCJEPSSonchus oleraceusErnest C. Twisselmann79311962-10-20 San Luis ObispoDorothy Twisselmann Ranch Western San Joaquin Valley, Temblor Range, Dorothy Twisselma (Temblor Range, western San Joaquin Valley, eastern San Luis Obispo County)
JEPS18665UCJEPSSonchus oleraceusErnest C. Twisselmann16581954-11-09 KernBuena Vista Lake Bed Western San Joaquin Valley, Temblor Rsnge, Buena Vista Lake (Temblor Range, Western San Joaquin Valley)
SDSU15662SDSUSonchus oleraceusEstrella, Dinna C.1472003-4-25 San DiegoPoint Loma Naval Facility, SPAWAR. West of Woodward Rd., nearest cross street Propagation Rd. ca. 500 North of cross roads.
UC671959UCJEPSSonchus oleraceusEvelyn Hart Nelson871940-3-20 Santa ClaraLoma Prieta Santa Cruz Mountains, Loma Prieta
HSC93285HSCSonchus oleraceusF. Bowcutt8161987-5-26 MendocinoS of BLM's King Range Conservation Area, 0.5 air miles SW of Four Corners, at entrance sign to park along Needle Rock Rd. (County Rd. 435)
LOB118457LOBSonchus oleraceusF. DeVito541970-5-05 RiversideGreen River Camp, Rt. 91, 4 miles W of Corona.
UC197002UCJEPSSonchus oleraceusF. E., E. S. Clements2671914-5-14 San DiegoLa Jolla
UC197003UCJEPSSonchus oleraceusF. E., E. S. Clements2681914-5-14 San DiegoHoward Canon , Howard Canon (La Jolla)
RSA474121RSASonchus oleraceusF. H. Elmore3041938-8-12 Santa BarbaraSanta Barbara Island.
POM11349RSASonchus oleraceusF. L. Robinson101921-3-17 Los AngelesClaremont, near the Greek [Theater]
POM12323RSASonchus oleraceusF. L. Robinson581921-5-09 Los AngelesClaremont.
RSA474103RSASonchus oleraceusF. R. FosbergS-30011930-6-26 Los AngelesCulver Garden.
RSA474108RSASonchus oleraceusF. R. FosbergS-45741931-4-12 Los AngelesNear Jewfish Point, Santa Catalina Island.
RSA474083RSASonchus oleraceusF. R. FosbergS-31521930-7-07 Los AngelesAlamitos Bay
RSA474082RSASonchus oleraceusF. R. FosbergS-30021930-6-26 Los AngelesCulver Garden.
RSA474109RSASonchus oleraceusF. R. FosbergS-44371931-4-01 Los AngelesHamilton canyon, near Avalon, Santa Catalina Island,
RSA474106RSASonchus oleraceusF. R. FosbergS-29651930-6-23 Los AngelesDel Rey.
RSA95048RSASonchus oleraceusF. W. Peirsons.n.1920-4-22 Los AngelesAt 1 New York Drive, Altadena.
RSA651183RSASonchus oleraceusF. Zuazos.n.1953-2-09 Los AngelesCal Poly, Voorhis Unit, San Dimas, behind the Administration building, near the Post Office.
UCSB028354UCSBSonchus oleraceusFaraday, Christopher561978-6-02 Santa BarbaraFields at El Colegio Road and Camino Corto Road
UCSB028355UCSBSonchus oleraceusFerguson, Dave331980-3-14 Santa BarbaraOn east bank of Maria Ygnacio Creek, 0.3 miles south of its junction with Cathedral Oaks Road, Goleta
CAS-BOT374630CASSonchus oleraceusFerris, Roxana S.127301954-4-23 MarinDitches near Dillon's Beach Post Office
CAS-BOT374643CASSonchus oleraceusFerris, Roxana S.; Ernst, W. R.130271956-7-8 MontereyBy Tularcitos Creek, Carmel Valley road, 6 mi. E of Carmel Valley Inn at junction of Salinas cut-off
CAS-BOT374600CASSonchus oleraceusFerris, Roxana S.; Rossbach, Ruth P.9627A1938-5-18 ImperialUpper end of Painted Groge, Carisso Mts.
SD10325SDSonchus oleraceusFrank F. Gander1241935-2-19 San DiegoMahogany Canon, east San Diego.
SD10587SDSonchus oleraceusFrank F. Gander1391935-3-13 San DiegoMoosa Canon north of Escondido.
SD11595SDSonchus oleraceusFrank F. Gander2211935-6-15 San DiegoOcean Beach
SD24317SDSonchus oleraceusFrank F. Gander69891939-3-16 San Diegonear east end of Sweetwater Lake.
RSA688866RSASonchus oleraceusFred M. Roberts56692003-5-1 OrangeRancho Mission Viejo: Donna O'Neill Land Conservancy, Cristianitos Cyn., 0.49km S Gato Gate and just west of Cristianitos Rd. (San Clemente); San Clemente
RSA730994RSASonchus oleraceusFred M. Roberts64682006-11-15 OrangeSanta Ana Cyn., Santa Ana River, north bank, 1.1 km ENE Imperial Hwy crossing.
RSA737537RSASonchus oleraceusFred M. Roberts67252008-3-12 OrangePrivateDana Point: Dana Point Headlands CNLM Preserve, western side, c.a. 0.8 W Marine Institute (Dana Point Harbor).; Dana Point
UCR239617UCRSonchus oleraceusFred M. Roberts75412012-4-27 OrangeLoma Ridge, west of SR 241, tributary to 'Las Flores' Canon, near East Loma Ridge Road, 1.6 km southwest Irvine Lake Park Campground and 1.2 km east-southeast of Orange County Emergency Operations Center, Hill 1311
UCSB028364UCSBSonchus oleraceusFred M. Roberts, Jr.6461982-5-22 OrangeDana Point: jct. of Stone Hill Dr. & Selva Rd.; 1.0 km ESE Dana Hills High School; 1.7 km SW Marco Forster Junior High School
SD192394SDSonchus oleraceusFred Roberts63582006-7-6 San DiegoOceanside: San Luis Rey River Valley, adjacent to SR76 at SE corner of SR76 and Loretta St., about 0.9km E Interstate 5.
DAV353818DAVSonchus oleraceusFrederica Bowcutt4351984-6-23 SonomaSonoma County: Salt Point State Park. Approx. 20 miles N of Jenner and 80 miles S of Fort Bragg. North of Gerstle Cove approx. 1/4 mile. W of Highway 1.
DAV353801DAVSonchus oleraceusFrederica Bowcutt10311987-5-28 MendocinoMendocino County: Sinkyone Wilderness State Park; along the North Fork of Jackass Creek; just north of old town of Wheeler. SE of Bear Harbor 2 air miles.
DAV353819DAVSonchus oleraceusFrederica Bowcutt10371987-5-28 MendocinoMendocino County: Sinkyone Wilderness State Park; along the North Fork of Jackass Creek; just north of old town of Wheeler. SE of Bear Harbor 2 air miles.
DAV353820DAVSonchus oleraceusFrederica Bowcutt16551993-6-25 SacramentoSacramento County: Delta Meadows River Park. About 25 air miles S of Sacramento, 10 air miles W of Galt, and 1 air mile NE of Walnut Grove. Immed. E of Locke, in Sacramento River Delta, N of the Delta Cross Channel. Along perimeter of island owned by Asian City Corp. E and N of side slough off of Snodgrass Slough.
UCSB028357UCSBSonchus oleraceusFrederick E. Clements2671914-5-14 San DiegoLa Jolla
UCSB028358UCSBSonchus oleraceusFrederick E. Clements2681914-5-14 San DiegoHoward Canon, La Jolla
CAS-BOT374594CASSonchus oleraceusFrenkel, R. E.2631963-8-18 Contra CostaOn Giant Road, 0.4 mile north of ATSF RR crossing, Richmond
DAV353837DAVSonchus oleraceusG. F. Hrusa92731992-4-22 San JoaquinSan Joquin County: Caswell Memorial State Park.
CDA0047967CDASonchus oleraceusG. K. Waldens.n.2017-6-9 YoloWest Sacramento, Raley Field Parking Lot F. North of S. River Rd, east of 80 and railroad tracks.
JEPS100168UCJEPSSonchus oleraceusG. SmickGAS992003-3-27 Contra CostaMt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
UC1070279UCJEPSSonchus oleraceusG. T. Nordstrom991934-5-19 Sacramentonear Brighton; Sacramento Quad.
PPWD495PPWDSonchus oleraceusG. de Nevers13391981-5-30 SonomaPepperwood Preserve - In creek bed N of Hansel's corral. Sand and gravel.
PPWD170PPWDSonchus oleraceusG. de Nevers7871981-4-23 SonomaPepperwood Preserve - Pippendale farm.
PPWD171PPWDSonchus oleraceusG. de Nevers12491981-5-20 SonomaPepperwood Preserve - Weed at Pippendale Garden
CDA0011809CDASonchus oleraceusG.F. Hrusa77711990-4-20 SacramentoW side of lake, approx. 1/3 mile upstream from Nimbus Dam. Natoma Unit-Folsom Lake State Rec. Area.
CDA0012594CDASonchus oleraceusG.F. Hrusa81301990-6-18 SacramentoAbove and S of estuary at S end of American River Bluffs. Natoma Unit-Folsom Lake State Rec. Area.
CDA0012740CDASonchus oleraceusG.F. Hrusa79811990-5-23 SacramentoCanon at S end of American River Bluffs. Natoma Unit-Folsom Lake State Rec. Area.
CDA0015245CDASonchus oleraceusG.F. Hrusa143761998-5-08 Contra CostaDow Chemical property at Pittsburg adjacent to shore of San Joaquin River. Sacramento Delta.
CDA0035405CDASonchus oleraceusG.F. Hrusa183112011-6-8 Santa BarbaraSan Rafael Wilderness. Sisquoc River canyon at Sycamore Camp. Sierra Madre Mountains.
IRVC105443IRVCSonchus oleraceusG.K. Helmkamp; E.A. Helmkamp88382004-10-8 San Luis ObispoCentral Coast: Biddle Regional Park, 7 NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek
HSC52617HSCSonchus oleraceusG.L. Clifton55391979-6-19 Del NorteNear Smith River, S Fork, close to the town of Gasquet.
PUA64261PUASonchus oleraceusG.L. Clifton1986-5-29 Santa CruzLocal landmark: Ruins Creek. Felton Quad.
PUA60801PUASonchus oleraceusG.L. Clifton1984-5-30 SonomaLocal landmark: Socrates Mine. The Geysers Quad.
UCR41710UCRSonchus oleraceusG.R. Ballmers.n.1986-3-25 Los AngelesEl Segundo Dunes, back edge of the beach just west of Los Angeles International Airport
UCR176678UCRSonchus oleraceusG.S. Nuesslys.n.1980-10-14 RiversideRiverside: U.C. Riverside campus, above Picnic Hill
SDSU00531SDSUSonchus oleraceusGander, Frank F.3291936-5-03 San DiegoCuyamaca Mts.
SHTC514SHTCSonchus oleraceusGarcia, R.122016-4-1 StanislausE of 7th street, 1/8 mi S of whitmore Rd.
RSA226158RSASonchus oleraceusGary D. Cromwell6531971-5-14 Los AngelesMystic Canon, Angeles National Forest, San Gabriel Mts. 2 NE of Glendora.
DAV353800DAVSonchus oleraceusGary D. Cromwell6531971-5-14 Los AngelesLos Angeles County: west-facing slope above middle part of canyon. Mystic Canon, Angeles National Forest, San Gabriel Mountains. 2 miles northeast of Glendora.
RSA474127RSASonchus oleraceusGary D. Wallace16401979-4-03 VenturaSan Nicolas Island, near water tank seepage area northwest end of mesa
RSA474096RSASonchus oleraceusGary D. Wallace15911979-4-03 VenturaSan Nicolas Island, level ground near Naval Airfield hangers
SD154921SDSonchus oleraceusGay Dorius212004-4-5 San DiegoSan Diego, N. Clairemont, Clairemont Mesa Blvd. 11/2 blks. E. of Genesee, mesa top on S. side behind Boy's club
SD173959SDSonchus oleraceusGay Dorius1452005-3-17 San DiegoCity of San Diego (Clairemont); Frink Ave, 1/2 S of Clairemont Mesa Blvd; West mesa of EW leg of small isolated urban canyon, abutts to S side of Clairemont Mesa Blvd & 1&1/2 blks E of Genese Ave.,and runs behind the Boy's club.
CAS-BOT374644CASSonchus oleraceusGenetti, Cathy; Engles, Eric1831982-4-18 MontereyLandels-Hill Big Creek Reserve, Gamboa Point Section. Santa Lucia Mountains. Found along Highway 1 near a roadside pull-off south of Vicente Creek
CDA0051963CDASonchus oleraceusGenevieve K. WaldenPDR# MVAP50000170 ID# 27594412018-5-30 SacramentoCity of Sacramento, James Mangan Park, 2140 34th Ave, Sacramento 958 Weeds in lawn and along southern fence from 38.521201, -121.491941 to 38.521220, -121.488780.
UCR104860UCRSonchus oleraceusGeorge K. Helmkamp27291998-2-18 RiversideChuckwalla Valley; 0.3 mile south of Chuckwalla Rd. on Graham Pass Rd.; Colorado Desert
UCR107290UCRSonchus oleraceusGeorge K. Helmkamp36461998-5-14 Montereyalong CA Hwy 198,[Peachtree Valley] 6.2 miles west of the Fresno/Monterey County line; Coast Range
UCR122176UCRSonchus oleraceusGeorge K. Helmkamp76122002-4-23 Fresnoalong CA Hwy 180, 10.8 miles west of CA Hwy 145
UCR132035UCRSonchus oleraceusGeorge K. Helmkamp80702003-7-31 San Luis Obispowest edge of Nipomo Hill at junction of Cienaga Rd and Valley View Road
UCR140145UCRSonchus oleraceusGeorge K. Helmkamp82572004-2-7 San Luis ObispoSE of Oceano along Halcyon Rd., just east of Mesa View Dr.
UCR147033UCRSonchus oleraceusGeorge K. Helmkamp88382004-10-8 San Luis ObispoBiddle Regional Park, 7 NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek
UCR158754UCRSonchus oleraceusGeorge K. Helmkamp86972004-6-24 Santa BarbaraOcean Park at Surf, NW of Lompoc
UCR159341UCRSonchus oleraceusGeorge K. Helmkamp87292004-6-24 Santa Barbarabetween Ocean Park [Rd.] and Pacific Ocean at Surf; NW of Lompoc
UCR161332UCRSonchus oleraceusGeorge K. Helmkamp90072005-3-5 San Luis ObispoSanta Lucia Wilderness north of Lake Lopez, Upper Lopez Canon Road, 7.2 mi north of jct with Lopez Road and at Water End Road
UCR161678UCRSonchus oleraceusGeorge K. Helmkamp90642005-3-8 San Luis ObispoIrish Hills, Prefumo Canon Road, 4.6 mi west of Los Osos Valley Road
UCR161320UCRSonchus oleraceusGeorge K. Helmkamp91052005-3-9 San Luis ObispoIrish Hills; See Canon, 4.4 N of San Luis Bay Drive
UCR170420UCRSonchus oleraceusGeorge K. Helmkamp100282005-11-15 El Dorado[E of Sacramento, c. 3 air mi NNW of Placerville]; South Fork of American River on the west side of Calif. Highway 193
UCR201922UCRSonchus oleraceusGeorge K. Helmkamp142352008-10-9 San Joaquinjunction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-8 NE of Lodi
UCR233207UCRSonchus oleraceusGeorge K. Helmkamp158342010-4-7 San JoaquinCollier Road, 0.1 mile west of its junction with CA-88, 1.83 NE (27 ° ) of Clements
UCR237451UCRSonchus oleraceusGeorge K. Helmkamp185672012-2-23 Suttereast end of Kirkville Road at the west edge of Sutter Bypass Causeway
UCR237324UCRSonchus oleraceusGeorge K. Helmkamp187432012-4-14 ButteRobinsons Corner, Simpson Rd, just east of junction of East Gridley Road and CA-70
UCR238926UCRSonchus oleraceusGeorge K. Helmkamp185312012-2-9 ColusaRiver Road, 7.1 miles north of Colusa; east side of Sacramento River
UCR242777UCRSonchus oleraceusGeorge K. Helmkamp158632010-4-14 SolanoPitt School Road, 3.8 miles south of its junction with I-80 and south of Dixon
UCR253621UCRSonchus oleraceusGeorge K. Helmkamp225372014-3-11 NevadaAuburn, southbound on CA-49 about 0.1 mile east of Lincoln Way
RSA222979RSASonchus oleraceusGerald L. Benny4921971-5-24 San BernardinoDay Canon, San Bernardino National Forest.
DAV353821DAVSonchus oleraceusGerald L. Benny3801971-4-21 San BernardinoSan Bernardino County: Day Canon, San Bernardino National Forest.
DAV353858DAVSonchus oleraceusGerry North71993-4-1 SonomaSonoma County: Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood, and 18 air miles NW of Napa. Across road from Goodspeed trailhead pullout.
RSA474123RSASonchus oleraceusGlenn A. Gorelicks.n.1966-5-01 Yolo418.5 2nd St, Davis.
SHTC435SHTCSonchus oleraceusGoodfellow, S. & Moll Lee, K.132016-3-30 StanislausFound very close to the river at Knight's Ferry, CA.
UCSB028359UCSBSonchus oleraceusGray, Violet0011980-1-19 Santa BarbaraIn yard at 7363 Freeman Pl., Goleta
RSA657284RSASonchus oleraceusGreg Burchett92-141992-5-26 Los AngelesSanta Clara River west from I-5 to trailer park.
OBI145839OBISonchus oleraceusGreg Wilvert3202005-4-25 San Luis ObispoSE Half of the Caliente Range. 1.1 km SW of Wells spring
UC2027083UCJEPSSonchus oleraceusGreg Wilvert3202005-4-25 San Luis ObispoSoutheast Half of the Caliente Range: 1.1 km SW of Wells Spring
OBI145831OBISonchus oleraceusGregg A. Young371972-5-06 Santa BarbaraPt Sal area
CAS-BOT374615CASSonchus oleraceusGriesel, Wesley O.s.n.1961-1-28 Los AngelesLa Canada [Canada]
CAS-BOT555824CASSonchus oleraceusGriffith, Gerald451937-3-28 KernBakersfield--City Lot: 201 Clyde St., San Joaquin Valley watershed
CAS-BOT556934CASSonchus oleraceusGriffith, Gerald2381937-5-18 Kern24th Street Mill Ditch, San Joaquin Valley watershed
UC123736UCJEPSSonchus oleraceusH. A. Walker6721907-7-07 AlamedaFruitvale
UC123760UCJEPSSonchus oleraceusH. A. Walker6181907-7-04 MarinCascade Drive Mill Valley (Mill Valley)
UC1443161UCJEPSSonchus oleraceusH. A. Wier, R. M. Beauchamp1978-7-04 VenturaSilver Tank Spring , Silver Tank Spring (San Nicolas Island)
POM181473RSASonchus oleraceusH. F. Copeland8631923--1 ButteNelson.
UC134386UCJEPSSonchus oleraceusH. Hemphill1901-1-01 VenturaAnacapa Island
DAV353814DAVSonchus oleraceusH. J. Baades.n.1920-5-01 NapaNapa County: Napa.
RSA127961RSASonchus oleraceusH. J. Thompson143461959-6-04 Los AngelesPoint Dume.
UC1070277UCJEPSSonchus oleraceusH. L. Person194371932-7-16 HumboldtHighway n Trinidad; Rock Point Quad.
UC63156UCJEPSSonchus oleraceusH. M. Hall29551902-4-23 RiversideVicinity of Riverside
UC63155UCJEPSSonchus oleraceusH. M. Hall31481902-5-06 VenturaCasitas Pass
UC63154UCJEPSSonchus oleraceusH. M. Hall22941901-6-27 Riversidevicinity Strawberry Valley (San Jacinto Mountains); , Southern California
RSA474132RSASonchus oleraceusH. M. Pollards.n.1970-5-26 VenturaShaded gully on Casitas Pass Road, about 1 mile north of Ventura River bridge, Foster Park
RSA474129RSASonchus oleraceusH. M. Pollards.n.1970-4-07 VenturaFlood-plain of Ventura River north of and near Baldwin Road (RT. 150) crossing
DAV353795DAVSonchus oleraceusH. R. Drevers.n.1945-6-01 YoloYolo County: Davis.
LOB118455LOBSonchus oleraceusHajer Rawag22017-3-4 OrangeCleveland National Forest, Santa Ana Mountains, Silverado Canon Rd
CAS-BOT374728CASSonchus oleraceusHaley, S. D.s.n.1908-10-1 Santa ClaraNear Cooley's Landing, Palo Alto
OBI145838OBISonchus oleraceusHannah Rothlin61981-2-20 San Luis ObispoAlong the W bands of Poly Cyn rd .5 mi past the entrance
SDSU00538SDSUSonchus oleraceusHanshaw, Pat R.1965-5-07 San DiegoAdjacent to Montezuma Rd. and E. of Fallview Dr. at corner of lower parking lot of State College Campus.
CAS-BOT374624CASSonchus oleraceusHardham, Clare B.19151957-5-12 San Luis ObispoSanta Lucia Mountains. Trail to Green's Lake
CAS-BOT374625CASSonchus oleraceusHardham, Clare B.27021957-11-2 San Luis ObispoSanta Lucia Mountains. Old Creek, Cayucos
CAS-BOT374626CASSonchus oleraceusHardham, Clare B.24641957-7-15 San Luis ObispoSanta Lucia Mountains. Graves Creek, Del Rio Road
CAS-BOT374627CASSonchus oleraceusHardham, Clare B.24641957-7-15 San Luis ObispoSanta Lucia Mountains. Graves Creek, Del Rio Road
CAS-BOT374628CASSonchus oleraceusHardham, Clare B.24631957-7-15 San Luis ObispoSanta Lucia Mountains. Graves Creek, Del Rio Road
CAS-BOT374642CASSonchus oleraceusHardham, Clare B.166591968-6-10 Mendocino2 miles north of Point Arena between Coast Highway and the beach
LA00638575LASonchus oleraceusHarlan Lewis1940-8-14 Los AngelesSanta Monica Mountains; Campus of University of California at Los Angeles
RSA0042664RSASonchus oleraceusHarold L. Piries.n.1964-1-15 Los AngelesOn Pierce college campus. Pine Hill.
CAS-BOT374706CASSonchus oleraceusHemphill, Fred7811973-5-6 San MateoSan Carlos. Chaparral area north of Malabar Rd. and Melendy Dr.
BSCA5321BSCASonchus oleraceusHendrickson, Larry59962013-3-28 San DiegoAnza-Borrego Desert State Park. State Route 78, 3.9 miles E of intersection with Yaqui Pass Rd. (County Rd. S-3), and 0.8 mile W of Narrows Earth Trail parking.
LA32074LASonchus oleraceusHenry J. Thompson143461959-6-04 Los AngelesSanta Monica Mountains; Point Dume
SBBG40797SBBGSonchus oleraceusHenry M. Pollard1958-10-30 Santa BarbaraVia Bendita, Hope Ranch, Santa Barbara
SBBG37183SBBGSonchus oleraceusHenry M. Pollard1970-5-26 VenturaCasitas Pass Rd, ca. 1 N of Ventura River bridge, Foster Park
SBBG67928SBBGSonchus oleraceusHenry M. Pollard1946-4-28 VenturaVentura River
SBBG28119SBBGSonchus oleraceusHenry M. Pollard1967-8-30 Santa BarbaraSanta Barbara Harbor breakwater
SBBG20968SBBGSonchus oleraceusHenry M. Pollard1964-4-25 VenturaSan Antonio Crk Rd, near Royal Oaks Dairy; Ojai
SBBG14914SBBGSonchus oleraceusHenry M. Pollard1962-10-19 VenturaSouthern Pacific Railroad, near oilfields, Ortonville
SBBG37340SBBGSonchus oleraceusHenry M. Pollard1970-4-07 VenturaVentura River, N of and near Baldwin Rd (St Hwy 150) crossing
SBBG67929SBBGSonchus oleraceusHenry M. Pollard1944-10-20 VenturaNorth Signal St; Ojai
CAS-BOT374695CASSonchus oleraceusHerrin, Wm. F.s.n.1918-8-29 San FranciscoSan Francisco
UCSB028352UCSBSonchus oleraceusHobbs, E.78-301978-5-20 Santa BarbaraEastern pine forest; Santa Cruz Island
CAS-BOT374717CASSonchus oleraceusHoffmann, Ralphs.n.1930-4-10 Santa BarbaraSan Miguel Island
UCSB028334UCSBSonchus oleraceusHolly C. ForbesLP-2231983-2-20 Santa BarbaraLa Purisima Mission State Historic Park. 2 NE of Lompoc City Limit; on east side of upper reservoir
CAS-BOT374563CASSonchus oleraceusHolt, Ward B.s.n.1952-10-12 MaderaBass Lake
SD00029296SDSonchus oleraceusHoward L Ferguson1871980-3-24 Los AngelesSan Clemente Island; S. of Nots Pier on grassy ocean bluffs
CAS-BOT374618CASSonchus oleraceusHowell, J. T.365001961-4-14 San Luis ObispoSanta Lucia Mountains. Cambria
CAS-BOT374639CASSonchus oleraceusHowell, J. T.s.n.1990-9-28 MarinTerra Linda - in weedy Northgate planter
CAS-BOT374557CASSonchus oleraceusHowell, John Thomass.n.1954-5-16 El Dorado2 miles nw. of Placerville
CAS-BOT374560CASSonchus oleraceusHowell, John Thomas336251958-5-29 InyoBishop
CAS-BOT374562CASSonchus oleraceusHowell, John Thomas342701958-8-10 MaderaMiller Meadow
CAS-BOT374564CASSonchus oleraceusHowell, John Thomas406481964-4-29 MariposaMariposa
CAS-BOT374565CASSonchus oleraceusHowell, John Thomas499711973-7-25 MercedNear Gustine
CAS-BOT374574CASSonchus oleraceusHowell, John Thomas362431960-8-20 TehamaNear Lassen Volcanic National Park. Morgan
CAS-BOT374576CASSonchus oleraceusHowell, John Thomas440281967-11-3 TulareAbout 4.5 miles east-northeast of Pixley
CAS-BOT374582CASSonchus oleraceusHowell, John Thomas291291954-3-1 AlamedaAllston Way near Grove St., Berkeley
CAS-BOT374601CASSonchus oleraceusHowell, John Thomas516301976-5-16 KernDelano
CAS-BOT374602CASSonchus oleraceusHowell, John Thomas370881962-4-9 KernKernville
CAS-BOT374617CASSonchus oleraceusHowell, John Thomas407671964-6-29 San Luis ObispoCambria
CAS-BOT374631CASSonchus oleraceusHowell, John Thomas212811945-7-8 MarinBurdell
CAS-BOT374632CASSonchus oleraceusHowell, John Thomas214711945-9-16 MarinSan Rafael
CAS-BOT374666CASSonchus oleraceusHowell, John Thomas277551951-6-29 PlumasFeather River Canyon
CAS-BOT374667CASSonchus oleraceusHowell, John Thomas420231966-7-29 PlumasQuincy
CAS-BOT374678CASSonchus oleraceusHowell, John Thomass.n.1957-5-17 San FranciscoSan Francisco. Bayview Hills
CAS-BOT374679CASSonchus oleraceusHowell, John Thomas315911956-6-17 San FranciscoSummit ridge of Bayview Hills, San Francisco
CAS-BOT374680CASSonchus oleraceusHowell, John Thomas312691956-4-22 San FranciscoEmbarcadero at Powell St., San Francisco
CAS-BOT374681CASSonchus oleraceusHowell, John Thomas326681957-6-16 San FranciscoSan Francisco. Third & Davidson streets
CAS-BOT374682CASSonchus oleraceusHowell, John Thomas324191957-5-26 San FranciscoSan Francisco. North base of Lone Mt.
CAS-BOT374738CASSonchus oleraceusHowell, John Thomas116721933-9-17 SolanoSuisun
CAS-BOT374749CASSonchus oleraceusHowell, John Thomas82291932-3-13 VenturaSan Nicolas Island
CAS-BOT374575CASSonchus oleraceusHowell, John Thomas; True, Gordon H.425241967-5-31 TulareAbout 4 1/2 miles east-northeast of Pixley. Near E line of area
PGM5512PGMSonchus oleraceusHowitt, Beatrice F00321955-5-09 MontereyMonterey Peninsula, Pacific Grove, Piedmont Avenue Del Monte Park
CAS-BOT374652CASSonchus oleraceusHowitt, Beatrice F.10541958-5-29 MontereySanta Lucia Mountains. By side of trail in Del Monte Forest
CAS-BOT374653CASSonchus oleraceusHowitt, Beatrice F.321955-3-8 MontereyMonterey Peninsula. In Del Monte Park, Pacific Grove
UCSB028343UCSBSonchus oleraceusHutchinson, Sandra221964-3-24 San MateoCrystal Springs Lake, Sawyer Camp Road, about 2.7 miles off Skyline Blvd., entrance off Millbrae Ave.
UC455896UCJEPSSonchus oleraceusI. J. Condit1910-10-15 San Luis ObispoCalifornia Polytechnic School
POM181428RSASonchus oleraceusI. L. Wiggins46081930-4-18 Contra CostaJersey Island.
RSA184147RSASonchus oleraceusI. L. Wiggins206681966-5-25 OrangeParkway along south side of Nutwood Lane, margin of CSCF campus, Fullerton.
POM78965RSASonchus oleraceusI. M. Johnstons.n.1925-7-23 San BernardinoCucamonga Canon. On the scramble around 3rd falls.
UC830472UCJEPSSonchus oleraceusI. W. Clokey48201930-5-26 Santa BarbaraDix Canon , Dix Canon (Santa Cruz Island)
UC830471UCJEPSSonchus oleraceusI. W. Clokey48211930-6-09 Santa BarbaraPrisoners Harbor , Prisoners Harbor (Santa Cruz Island)
SD170938SDSonchus oleraceusIan Cain202005-6-27 San DiegoCity of San Diego, Point Loma. Famosa Slough, N of intersection of West Point Loma Blvd and Famosa.
SD00021065SDSonchus oleraceusIan Cain6292007-2-16 San DiegoSan Diego, Cabrillo National Monument, southern tip of Point Loma, disturbed area next to road halfway between Herpetology Arrays 2 and 3 on Gatchell Road
SBBG154027SBBGSonchus oleraceusIan Cain6292007-2-16 San DiegoPoint Loma, Cabrillo National Monument, disturbed area next to rd halfway between Herpetology Arrays 2 and 3 on Gatchell Rd
CDA0049945CDASonchus oleraceusIliana Arroyos52017-2-21 San Luis ObispoSan Luis Obispo, Cal Poly campus, down Grand Ave (away from campus), follow Grand until it becomes a stoplist and says Andrew St, up ahead on the slopes near a creek. 35.287 N, -120.6 W, elev 233 m. Growing on riparian hillside, partly shaded facing SE on moderate slope, loamy soil.
IRVC105439IRVCSonchus oleraceusIra L. Higgins4061966-1-11 OrangeOrange grove
DAV353844DAVSonchus oleraceusIra L. Wiggins203341965-11-06 OrangeOrange County: west side of Atwood.
DAV44135DAVSonchus oleraceusIra L. Wiggins205141966-3-05 OrangeOrange County: 1/2 mile W of El Toro P.O. along Highway S-18.
UC650555UCJEPSSonchus oleraceusIra L. Wiggins46081930-4-18 Contra CostaJersey Island
UC407040UCJEPSSonchus oleraceusIra L. Wiggins46081930-4-18 Contra CostaJersey Island
UC830473UCJEPSSonchus oleraceusIra W. Clokey50791930-7-02 Santa BarbaraPelican Bay Santa Barbara Islands, Santa Cruz Island, Pelican Bay (Santa Cruz Island, Santa Barbara Islands)
UCSC852UCSCSonchus oleraceusIvar Tidestroms.n.1893-6-1 MontereyPacific Grove
SBBG89538SBBGSonchus oleraceusJ. Adams364a1965-7-17 San Bernardino652 S Cactus Ave, Rialto
GMDRC1121GMDRCSonchus oleraceusJ. Andre40482003-5-25 San BernardinoGranite Mtns: Granite Mtns: Mouth of Budweiser Cyn, growing in wet sandy soil in streambed.. Elev. 3788 ft.
RSA798394RSASonchus oleraceusJ. Barth8972010-2-5 San DiegoCity of San Diego; edge of San Diego Bay at Shelter Island Yacht Basin; corner of Talbot Street and Anchorage Lane.
UC36529UCJEPSSonchus oleraceusJ. Burtt Davy1893-6-03 AlamedaBerkeley
UC36525UCJEPSSonchus oleraceusJ. Burtt Davy28541896-10-19 San BernardinoPomona
UC36527UCJEPSSonchus oleraceusJ. Burtt Davy1893-6-03 AlamedaBerkeley
UC36528UCJEPSSonchus oleraceusJ. Burtt Davy41893-6-01 AlamedaBerkeley
RSA160432RSASonchus oleraceusJ. D. Olmsted3081959-3-23 Los AngelesBlanchard park on Pomona college campus by area catching runoff from sprinkling system-common weed.
SBBG151081SBBGSonchus oleraceusJ. DiVittorio31986-5-27 VenturaSan Nicolas Island: overlooking strand E of Thousand Springs, N side of island
DAV353854DAVSonchus oleraceus var. asperJ. E. Sandoval971995-10-30 MercedMerced Co.: Great Valley Grasslands State Park (encompasses the former Fremont Ford State Recreation Area). South of the town of Stevinson, 1 mi. south of Hwy 140 on Hwy 165.
CHSC8150CHSCSonchus oleraceusJ. G. Moore911969-5-10 MarinOn n side of Hwy 104, 200 yds. e of Olema.
UC36520UCJEPSSonchus oleraceusJ. H. Barber3011897-7-01 Los AngelesSanta Monica Experimental Station , Southern California
RSA591062RSASonchus oleraceusJ. Mark Porter109271996-6-05 Los AngelesCa. 2 N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canon and Arline Rd. Pool not evident from road.
RSA767461RSASonchus oleraceusJ. Mark Porter133982002-3-2 ImperialImperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
SFV103152SFVSonchus oleraceusJ. N. Hogues. n.2015-3-16 Los AngelesSan Fernando Valley; Los Angeles, Northridge, CSUN campus.
SBBG35792SBBGSonchus oleraceusJ. P. Broughton11591965-7-29 Santa BarbaraSandyland slough, W of Carpinteria
RSA731781RSASonchus oleraceusJ. P. Rebman141262008-2-26 San DiegoCanon Marine Corps Base: Training Area Romeo 2 in the northwestern portion of base; coastal side of San Onofre Mountain, along Sky Rd towards the towers on top of San Onofre Mountain. Square D2.
UC164789UCJEPSSonchus oleraceusJ. P. Tracy19261903-8-02 Humboldtimmediate vicinity Eureka
IRVC105436IRVCSonchus oleraceusJ. Schram4991965-5-03 OrangeCorona Del Mar, 564 Seaward Rd.
DAV329089DAVSonchus oleraceusJ. Shepard4222001-3-26 YoloYolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. Five yards from east boundary and the Department of Defense property fence and approximately 200 yards north of County Road 36.
RSA223673RSASonchus oleraceusJ. T. Howell407671964-6-29 San Luis ObispoCambria.
POM226221RSASonchus oleraceusJ. T. Howell116721933-9-17 SolanoSuisun
RSA210536RSASonchus oleraceusJ. T. Howell425241967-5-31 TulareNear E line of vernal pool natural area in Valley Grassland, about 4.5 miles ENE of Pixley.
RSA948RSASonchus oleraceusJ. T. Howell8251928-2-07 OrangeNear the ranch houses, Rancho Santa Ana
RSA215968RSASonchus oleraceusJ. T. Howell326681957-6-16 San FranciscoThird and Davidson streets.
RSA300138RSASonchus oleraceusJ. T. Howell516301976-5-16 KernDelano.
CHSC424CHSCSonchus oleraceusJ. Turner1930-5-14 ButteChico Creek road.
RSA2342RSASonchus oleraceusJ. W. Blankinships.n.1923-4-18 LakeKelseyville.
HSC67888HSCSonchus oleraceusJ.P. Smith68621973-5-26 HumboldtScotia Bluffs along the Eel River near Rio Dell
HSC6222HSCSonchus oleraceusJ.R. Bernardsn1963-4-08 MontereyLaguna Seca, half way between Salinas and Monterey.
HSC6223HSCSonchus oleraceusJ.W. Johnson12161962-4-08 HumboldtArcata, Mad River Co. Park
HSC6224HSCSonchus oleraceusJ.W. Johnson10431961-8-17 HumboldtArcata, W.M. Lanphere Farm, Samoa Peninsula.
DAV353797DAVSonchus oleraceusJack Delaini351974-2-21 Los AngelesLos Angeles County: Lodi Canon, San Dimas Experimental Forest, Angeles National Forest.
RSA234497RSASonchus oleraceusJames Henrickson49541970-7-24 Orange1.5 miles NW of Huntington Beach, along border of Bolsa Chica Salt Marsh at SW end of Huntington Beach Mesa.
DAV353823DAVSonchus oleraceusJames Henrickson12321963-4-30 Los AngelesLos Angeles County: Evey Canon, northeast of Claremont, along road to Mt. Baldy.
DAV353861DAVSonchus oleraceusJames P. Smith68621973-5-26 HumboldtHumboldt County: Scotia Bluffs along the Eel River near Rio Dell.
RSA4781RSASonchus oleraceusJames Snows.n.1932--1 Los AngelesBryant Ranch, near Long Beach, Station no.3. Plat. 3.
RSA4783RSASonchus oleraceusJames Snows.n.1932--1 Los AngelesBryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif.
RSA4782RSASonchus oleraceusJames Snows.n.1932--1 Los AngelesBryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif.
SD183782SDSonchus oleraceusJan E. Maxted2292006-5-8 San DiegoLyons Valley, N of the town of Dulzura, ? mi N of Lyons Peak summit, 1 mi E of inters of Lyons Valley Rd and Skyline Truck Trail.
IRVC105440IRVCSonchus oleraceusJanet Morgan5041965-4-03 ImperialJ street and West I, Brawley
JEPS58909UCJEPSSonchus oleraceusJavier Penalosa, J. T. Howell16461961-6-07 Marinw Marin Country Day School (Tiburon Peninsula); Tiburon Peninsula
SD153400SDSonchus oleraceusJeannie Gregory512003-4-26 San DiegoRoland Reed's Mine on Pala Chief Mountain
SD153401SDSonchus oleraceusJeannie Gregory492003-4-26 San DiegoRoland Reed's Mine on Pala Chief Mountain
SD169867SDSonchus oleraceusJeannie Gregory14922005-6-11 San DiegoAlpine, Wright's Field Preserve, 1 mile S of Interstate 8 on Tavern Road; E of Joan MacQueen Middle School
SD170939SDSonchus oleraceusJeannie Gregory12482005-2-5 San DiegoAlpine, Viejas Mountain, W slope, E of Anderson Truck Trail approx. 1.0 mile N of intersection with Victoria Dr.
SD170941SDSonchus oleraceusJeannie Gregory15192005-6-16 San DiegoAlpine, Viejas Mountain on S slope, « mi N of the West Willows (exit 33) overpass on I 8, 1.5 m E of Victoria Drive.
SD192401SDSonchus oleraceusJeannie Gregory24182007-5-15 San DiegoRamona, The Nature Conservancy, Davis Eagle Ranch, 1« miles N of Ramona Airport, ca 1 mile ENE of Rangeland Road
SD192403SDSonchus oleraceusJeannie Gregory21742007-3-22 San DiegoElfin Forest, Olivenhain Municipal Water Dist, S side of Harmony Grove Road along Escondido Creek, 4 mi SW of Escondido, 1? mi W of junction Del Dios Hwy and West Via Rancho Pkwy
SD193644SDSonchus oleraceusJeannie Gregory22372007-5-5 San DiegoOceanside, 7 miles inland at Guajome County Park, directly E of the intersection of Mission Ave (Hwy 76) and North Santa Fe Ave
SD193645SDSonchus oleraceusJeannie Gregory24762007-5-15 San DiegoRamona, The Nature Conservancy, Ramona Grasslands Preserve, 2 W of Ramona Airport, « NW of intersection of Highland Valley Road and Rangeland Road, just S of Santa Maria Creek
SD194927SDSonchus oleraceusJeannie Gregory20842006-6-7 San DiegoLakeside, Lindo Lake County Park, Lakeshore Drive, N shore between Vine St and Petite Drive; S shore of lake
SD194929SDSonchus oleraceusJeannie Gregory21132007-3-9 San DiegoRamona; Mount Gower Open Space Preserve; at dead end of Gunn Stage Road ca 2 N of intersection with San Vicente Road.
SD204153SDSonchus oleraceusJeannie Gregory26822008-3-7 San DiegoAnza-Borrego Desert State Park, 3.5 mi SE of intersection Arroyo Salada and Borrego Salton Seaway (S22), just S of 17 Palms Oasis, ca 1 mi from Imperial County line
SD205509SDSonchus oleraceusJeannie Gregory25532008-2-18 San DiegoSweetwater Regional Park, 0.3 mi SE of Sweetwater Resevoir Dam, E of Highway 54, ca 3 N of Otay Lakes Road intersection with Corral Canon Road.
SD205510SDSonchus oleraceusJeannie Gregory26122008-3-5 San DiegoDehesa, Fish & Wildlife Refuge Land, N of Singing Hills Golf Course, 0.35 mi SE of intersection Willow Glen Road and Dehesa Road
SD252044SDSonchus oleraceusJeannie Gregory34302010-5-15 San DiegoRancho San Diego; US Fish & Wildlife Refuge; N side of San Miguel Mountain; W of Millar Ranch Road; 0.72 miles SW of junction with Highway 94 (Campo Road); E side of Sweetwater River
SD252045SDSonchus oleraceusJeannie Gregory34292010-5-15 San DiegoRancho San Diego; US Fish & Wildlife Refuge; N side of San Miguel Mountain; W of Millar Ranch Road; 0.72 miles SW of junction with Highway 94 (Campo Road); E side of Sweetwater River
RSA0066001RSASonchus oleraceusJeannie Gregory34292010-5-15 San DiegoRancho San Diego; US Fish & Wildlife Refuge; N side of San Miguel Mountain; W of Millar Ranch Road; 0.72 miles SW of junction with Highway 94 (Campo Road); E side of Sweetwater River. Square S13.
HSC104456HSCSonchus oleraceusJeff Barrett252014-4-13 HumboldtSamoa Peninsula, Fairhaven, along south side of Bay Street
OBI145803OBISonchus oleraceusJennifer Stone51986-3-09 San Luis ObispoCuesta Ridge E in chaparral area burned over in the Las Pilitas Fire of June-July 1985. Voucher for fire successional thesis study, Soils Science Dept, Calif Poly State Univ. Site 1
SD170934SDSonchus oleraceusJeremy Buegge12442005-1-22 San DiegoLake Hodges, S of Escondido. SE section of lake, 0.5 mi SE of summit of Bernardo Mtn, 0.5 W of I-15. Very near high-water mark (lake recently filled).
SD157029SDSonchus oleraceusJerilyn Hirshberg6922004-6-6 San DiegoIntersection of San Diego River and Ouandi Creek, rocky stream bed with moist crevices and pools
SD205516SDSonchus oleraceusJerilyn Hirshberg18582008-7-11 San DiegoCleveland 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
SD214838SDSonchus oleraceusJerilyn Hirshberg20492009-4-4 San DiegoCleveland National Forest, 6 W of North Peak in Cuyamaca Mts., about 5.5 mi S of the intersection Hwy 78 and 79 (Santa Ysabel), 1.5 mi W of Kessler Flat, just above 7 mile marker on Eagle Peak Road
SD215919SDSonchus oleraceusJerilyn Hirshberg21402009-7-11 San DiegoCleveland National Forest, W side of Cuyamaca Mtns, Cedar Creek Road, 0.65 miles NW of intersection with Boulder Creek Road, 1.25 miles east of Eagle Peak, on bank of holding pond on Kelly Creek
SD245683SDSonchus oleraceusJerry Green1372010-7-3 San DiegoPenasquitos; north side Black Mountain Peak, vicinity of 0.34 mile S of junction Carmel Valley Rd and Winecreek Rd.
SD251011SDSonchus oleraceusJerry Green1722011-3-1 San DiegoRancho Penasquitos; Black Mountain; 0.34 miles NE of junction Laurentian Dr. & Mediatrice Ln.
SD00040456SDSonchus oleraceusJerry Green4392019-4-9 San DiegoBlack Mountain, Rancho Penasquitos; along bike trail; 0.25 miles S of Carmel Valley Rd. & Valle del Sur Ct.
UCR211476UCRSonchus oleraceusJim Andre101372009-4-10 San Bernardinosouthwest end of the Clipper Mountains. Along dirt road to Bonanza Mine, 2.2 miles north of Hwy 66 at Danby
UCR227088UCRSonchus oleraceusJim Andre160872011-3-17 San BernardinoDead Mountains, in deep canyon c. 2 miles east northeast of Manchester Peak, 2.5 miles west of Needles Hwy
OBI145823OBISonchus oleraceusJim Heaston331955-10-13 San Luis ObispoCal Poly, San Luis Obispo
RSA651187RSASonchus oleraceusJim Kishis.n.1948-2-11 Los AngelesFoot of mountains west of Dalton Canon. [ Little or Big Dalton Canon ?, N of Glendora] Weed growing at edge of orchard under shade of tree in sandy moist soil.
SD192397SDSonchus oleraceusJim Rocks4402007-5-17 San DiegoCanon Marine Corps Base, NW section of Charlie Training Area, ca. 5 miles NE of Camp Talega (64 Area), ca. « mi S of county line and ca. ? mi NW of White Oak Springs.
SD192398SDSonchus oleraceusJim Rocks2282007-5-2 San DiegoCanon Marine Corps Base, Delta Training Area. Steep slopes along Roblar Road, ca. « mi NW of its junction with Jardine Canon Road.
SD192400SDSonchus oleraceusJim Rocks3402007-5-10 San DiegoCanon Marine Corps Base, Bravo Two Training Area. Talega Canon Road, ca. 1 mi E of road junction to Camp Talega (64 Area).
SD158778SDSonchus oleraceusJoe Barth1022004-8-24 San DiegoChula Vista Wildlife Reserve: in southeast SanDiego Bay; access via electrical power plant. (CVWR was constructed as mitigation for the adjacent J St. marina construction).
SD161266SDSonchus oleraceusJoe Barth3392005-3-8 San DiegoChula 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).
SD170936SDSonchus oleraceusJoe Barth4722005-4-27 San DiegoChula 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).
SD170937SDSonchus oleraceusJoe Barth4772005-4-28 San DiegoNational City: vacant lot on NE corner of intersection of 9th St. and B Ave; behind (south of) 208 E. 8th St. (Appliance Parts Center).
SD170943SDSonchus oleraceusJoe Barth4732005-4-27 San DiegoChula 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).
SD221003SDSonchus oleraceusJoe Barth11112011-2-13 San DiegoBetween 649 and 655 Palm Canon Dr, Borrego Springs.
SD221951SDSonchus oleraceusJoe Barth8972010-2-5 San DiegoCity of San Diego; edge of San Diego Bay at Shelter Island Yacht Basin; corner of Talbot St and Anchorage Ln.
SD221952SDSonchus oleraceusJoe Barth9032010-2-21 San DiegoEucalyptus County Park outside SE edge of city of La Mesa at Bancroft Dr and Edgewood Dr. Collected from perimeter of park (outside irrigated zones).
SD221953SDSonchus oleraceusJoe Barth10182010-5-16 San DiegoCity of Santee. Around hill and area adjacent to baseball fields just N of San Diego River. W of Riverford Rd, S of Mast Blvd, E of Ramsgate Wy.
SD228450SDSonchus oleraceusJoe Barth12972011-4-5 San DiegoJojoba Wash, Anza-Borrego Desert State Park. 2.25 miles due S of Hwy S2, 11 miles due N of Freeway I8, 3.8 miles due W of Imperial county line. Bajada WNW of the Volcanic Hills.
SD235918SDSonchus oleraceusJoe Barth20442011-12-28 San DiegoMt Helix; near city of La Mesa. ~60 to 100m S and SE of summit.
SD235919SDSonchus oleraceusJoe Barth19892011-12-21 San DiegoWest end of Compton St, city of El Canon. ~0.3 mile WSW of the I8/SR67 freeway interchange. Between Magnolia and Johnson Ave's.
SD235921SDSonchus oleraceusJoe Barth20082011-12-27 San DiegoFuerte Dr, between the cities of La Mesa and El Canon. ~0.6 mile NNW of up top Mt Helix. Between Grossmont Blvd and Sunset Ave.
SD251009SDSonchus oleraceusJoe Barth21432012-2-11 San DiegoSweetwater River valley; area of National City and Chula Vista; E of 805 along Sweetwater Road 0.08 NE of junction with Willow Street
UCR255105UCRSonchus oleraceusJoe Barth10182010-5-16 San Diegocity of Santee, around hill and area adjacent to baseball fields just north of San Diego River. West of Riverford Road, south of Mast Blvd, east of Ramsgate Way. Atlas Square: P13
UCR263931UCRSonchus oleraceusJoe Barth11112011-2-13 San Diegobetween 649 and 655 Palm Canon Dr., Borrego Springs
PUA44067PUASonchus oleraceusJoe Callizo1980-5-29 NapaLocal landmark: Napa. Napa Quad.
SD00054008SDSonchus oleraceusJohn Brown3351994-8-12 San DiegoSouth of warehouses, west of east entrance to Base, south of Fallbrook Road.
SD00054009SDSonchus oleraceusJohn Brown4351995-5-10 San DiegoAlong River Road
SD00054010SDSonchus oleraceusJohn Brown2071994-1-21 San DiegoAt north end of River Road
UCR26160UCRSonchus oleraceusJohn C. Roos46861949-10-01 OrangeDoheny Beach
UCR165292UCRSonchus oleraceusJohn F. Greens.n.2005-2-2 RiversideSalton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 miles east of Desert Beach
UCR165478UCRSonchus oleraceusJohn F. Greens.n.2005-3-10 ImperialSalton Basin, transect along Coachella Canal right-of-way, between siphons 9 and 10, c. 4 miles NW of Niland
UCR166071UCRSonchus oleraceusJohn F. Greens.n.2005-4-7 ImperialE of Salton Sea, just south of Coachella Canon 7, east of Camp Dunlap
UCR167390UCRSonchus oleraceusJohn F. Greens.n.2005-3-14 RiversideE of north shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canons 28 and 29
SD207678SDSonchus oleraceusJohn Groth1852008-5-31 San DiegoCleveland National Forest, Cuyamaca Mountains, 4.0 W of Cuyamaca Lake, 2.5 mi SSE of Sunshine Mtn., 100 yds. S of Boulder Creek, along Boulder Creek Road
RSA176778RSASonchus oleraceusJohn H. Thomas101121963-5-20 San MateoAno Nuevo Island, about 0.5 mile off shore and about 20 miles NW of Santa Cruz.
RSA185754RSASonchus oleraceusJohn H. Thomas12751950-2-26 Santa CruzAlong coast at western end of Cliff Drive, Santa Cruz.
JROH1260JROHSonchus oleraceusJohn H. Thomas105341964-11-29 San MateoJasper Ridge Biological Preserve, Stanford University; W end of Searsville Dam
JROH1261JROHSonchus oleraceusJohn H. Thomas156561970-7-05 San MateoJasper Ridge Biological Preserve, Stanford University
JROH1262JROHSonchus oleraceusJohn H. Thomas170921974-4-06 San MateoJasper Ridge Biological Preserve, Stanford University; west side of dam
JROH1263JROHSonchus oleraceusJohn Hunter Thomas205541981-5-08 San MateoJasper Ridge Biological Preserve, Stanford University
RSA658626RSASonchus oleraceusJohn L. Stevens391969-5-05 OrangeOn CSF campus, in flower bed.
SD199058SDSonchus oleraceusJohn LaGrange1762007-5-13 San DiegoCleveland National Forest, northwest of Black Mountain, Lusardi Canon Truck Trial road near intersection of the road to Patton Load Mine, about 3.75 miles NNE by road from intersection of Lusardi Truck Trail and Pamo Road.
SD243594SDSonchus oleraceusJohn LaGrange6822010-5-30 San DiegoSan Elijo Lagoon Preserve; 100 meters W of El Camino Real trailhead; trailhead is 0.1 mile N of intersection El Camino Real and Rancho Serena
SD243595SDSonchus oleraceusJohn LaGrange9962012-4-17 San DiegoCity of San Diego, Rolando neighborhood, roadside along Alamo Drive, E side of road between Patria Drive and Alamo Way
SD243596SDSonchus oleraceusJohn LaGrange8562011-5-14 San DiegoCleveland National Forest; Guejito Truck Trail, about 0.5 miles S of intersect with Orozco Truck Trail, upper end of Boden Canon where the old road crossed the creek and climbed out to the east
SD253700SDSonchus oleraceusJohn LaGrange12242013-4-21 San DiegoLake Hodges area; San Dieguito River canyon west of foot bridge; 1 mile west of Lake Hodges dam; just S of Del Dios Highway
LA210378LASonchus oleraceusJohn Lambrinos96--221996 Santa BarbaraCentral Coast; Vandenberg Air Force Base
DAV353822DAVSonchus oleraceusJohn Thomas Howell516301976-5-16 KernKern Co.: Delano.
UC1177290UCJEPSSonchus oleraceusJohn Thomas Howell212811945-7-08 MarinBurdell
SD138158SDSonchus oleraceusJohn W. BrownMM-1871995-4-15 San DiegoNortheaster portion of McGinty Mountain, dirt road from Sloan Canon to The Mesa.
SD138160SDSonchus oleraceusJohn W. BrownMM-1611995-4-15 San DiegoNortheastern portion of McGinty Mountain, dirt road from Sloan Canon to The Mesa. SW corner of USGS 7.5 minute Alpine quadrangle.
SD138161SDSonchus oleraceusJohn W. BrownMM-1291995-4-08 San DiegoNortheastern portion of McGinty Mountain,dirt road from Sloan Canon to The Mesa. SW corner of USGS 7.5 minute Alpine quadrangle.
SD138162SDSonchus oleraceusJohn W. BrownMM-851994-1-22 San DiegoMcGinty Mountain, northeast edge, along trail
SD138186SDSonchus oleraceusJohn W. BrownMM-4331994-4-17 San DiegoMcGinty Mountain near Jamul; trail from Peg Leg Mine to peak.
SD138187SDSonchus oleraceusJohn W. BrownMM-4421994-4-17 San DiegoMcGinty Mountain, near Jamul, trail from Peg Leg Mine to peek.
JEPS84553UCJEPSSonchus oleraceusJohn W. Willoughby16681976-5-06 SolanoMix Canon Vaca Mountains, Mix Canon
JEPS84554UCJEPSSonchus oleraceusJohn W. Willoughby17181976-5-18 Solanonear Mix Canon Road (Mix Canon, Vaca Mountains); Vaca Mountaina, Mix Canon
UCR81685UCRSonchus oleraceusJon M. Stewart8541994-5-02 RiversideCoachella Valley, Thermal, Filmore Street & Avenue 66
SD152257SDSonchus oleraceusJon P. Rebman66502000-5-2 San DiegoMiramar Training Area #2 East Side.
SD156425SDSonchus oleraceusJon P. Rebman98402004-1-18 San DiegoSan Diego: Clairemont/Bay Park area: in yard at 3427 Mt. Laurence, 92117. South of Balboa Ave. and east of Morena Blvd.
SD159520SDSonchus oleraceusJon P. Rebman84592003-4-15 San DiegoCrestridge Ecological Reserve: west of La Cresta between Alpine and El Canon
SD160685SDSonchus oleraceusJon P. Rebman80802002-5-14 San DiegoViejas Mountain: North of Alpine, approx. 0.5 miles north of the water tanks on Anderson Truck Trail; east of the road along the main trail to the top
SD160686SDSonchus oleraceusJon P. Rebman82532002-8-7 San DiegoKelley/Rebman Ranch at 565 Anderson Truck Trail on northwest side of Viejas Mountain: approx. 2 miles north of Victoria Road in Alpine
SD00007995SDSonchus oleraceusJon P. Rebman109392005-2-10 ImperialLittle Picacho Wilderness Area (BLM property), north of Winterhaven, southwest of Colorado River; approximately 18 miles north of S24, on Picacho Road, just south of the Picacho State Recreation Area. (IPB 10/07)
SD163126SDSonchus oleraceusJon P. Rebman90792003-5-29 San DiegoRancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; southwest part of reserve near Jamul Creek on an east-facing slope
SD166517SDSonchus oleraceusJon P. Rebman101582004-5-11 San DiegoSycuan Peak Ecological Reserve (California Dept. of Fish & Game): southeast of Dehesa, south of Loveland Reservoir on the lower north side of Sycuan Peak; Sweetwater River watershed in Sloane Canon
SD166882SDSonchus oleraceusJon P. Rebman105552004-6-1 San DiegoOtay Mountain Ecological Reserve (California Dept. of Fish & Game): Southeast of Otay Lake; south of Otay Lakes Road, just north of the old olive grove
SD166883SDSonchus oleraceusJon P. Rebman106872004-8-20 San DiegoLake Sutherland: north of Hwy. 78 between Ramona and Santa Ysabel; dry lakebed at southeast end of lake
SD168449SDSonchus oleraceusJon P. Rebman111612005-3-4 San DiegoCity of La Mesa, east of San Diego; northwest side of Lake Murray on City MSCP property near trail around lake
SD171544SDSonchus oleraceusJon P. Rebman118162005-4-22 San DiegoAnza-Borrego Desert State Park: Henderson Canon, approx. 2 miles north of Borrego Springs; on southwest side of canyon
SD175372SDSonchus oleraceusJon P. Rebman122542005-8-13 San DiegoSan Vicente Reservoir: North of Lakeside, east of Hwy. 67, northeast of intersection between Moreno Ave. and Vigilante Road; west side of reservoir in the second cove north of the boat landing
SD175373SDSonchus oleraceusJon P. Rebman124932006-4-27 San DiegoMonte Vista Ranch (owned by The Nature Conservancy): S of Ramona, NW of San Vicente Reservoir; S of San Vicente Road along Chuckwagon Road onto the Ranch; near the electric lines just N of Longs Gulch
SD177884SDSonchus oleraceusJon P. Rebman127272006-5-18 San DiegoMonte Vista Ranch (owned by The Nature Conservancy): S of Ramona, NW of San Vicente Reservoir; S of San Vicente Road along Chuckwagon Road onto the Ranch; western portion of Ranch, along riparian zone N of Daney Canon
SD177885SDSonchus oleraceusJon P. Rebman130752007-4-19 San DiegoPoser Mountain (Cleveland National Forest): NE of Alpine and Viejas Indian Reservation; N of Old Viejas Grade Road on the S-facing slope of the mountain
SD179786SDSonchus oleraceusJon P. Rebman131912007-4-23 San DiegoCanon Marine Corps Base: Santa Margarita Mountains, Echo Training Area, just east of Artillery Firing Range 40, northeast of Roblar Road, along road
SD179787SDSonchus oleraceusJon P. Rebman136942007-7-9 San DiegoLake Henshaw: SE of East Grade Road and S of Henshaw Truck Trail, approx. 0.5 air miles NE of the dam; along the north shore of the Lake
SD179788SDSonchus oleraceusJon P. Rebman134442007-5-8 San DiegoBarrett Lake: just south of the dam, along Barrett Lake Road and the flume on the west side of the canyon
SD179789SDSonchus oleraceusJon P. Rebman136242007-7-9 San DiegoLake Henshaw: SE of East Grade Road and E of Henshaw Truck Trail, approx. 1.3 air miles E of the dam; along the stream feeding into the NE portion of the Lake and on the NE shore
SD182956SDSonchus oleraceusJon P. Rebman138722007-9-12 San DiegoSweetwater Reservoir: east of National City and south of La Presa; canyon just below the dam on the west side of the reservoir
SD182957SDSonchus oleraceusJon P. Rebman139562007-9-12 San DiegoSweetwater Reservoir: east of National City and south of La Presa; vicinity of wet marsh and meadow areas just northeast and upstream from the east end of the reservoir
SD184236SDSonchus oleraceusJon P. Rebman140672008-2-26 San DiegoCanon Marine Corps Base: Training Area Romeo 1 in the northwestern portion of base; San Onofre Mountains, along Horno Canon Road
SD184237SDSonchus oleraceusJon P. Rebman141262008-2-26 San DiegoCanon Marine Corps Base: Training Area Romeo 2 in the northwestern portion of base; coastal side of San Onofre Mountains, along Skyline Road towards the towers on top of San Onofre Mountain
SD184238SDSonchus oleraceusJon P. Rebman143632008-4-3 San DiegoHellhole Canon Open Space Preserve: east of Valley Center and northeast of Lake Wohlford; south-central portion of preserve, near old house foundation
SD184239SDSonchus oleraceusJon P. Rebman142952008-4-3 San DiegoHellhole Canon Open Space Preserve: east of Valley Center and northeast of Lake Wohlford; southwest side of preserve near Canal Road
SD184240SDSonchus oleraceusJon P. Rebman141152008-2-26 San DiegoCanon Marine Corps Base: Training Area Romeo 2 in the northwestern portion of base; coastal side of San Onofre Mountains, along Horno Canon Road
SD186692SDSonchus oleraceusJon P. Rebman146572008-4-21 San DiegoHauser Wilderness: Cleveland National Forest; W of Morena Reservoir, at Bronco Flats just S of Skye Valley Road
SD187256SDSonchus oleraceusJon P. Rebman153412008-5-30 San DiegoHauser Wilderness: Cleveland National Forest; SW of Morena Reservoir and E of Barrett Lake, along the trail that follows Hauser Creek, west of the Marine Memorial
SD190456SDSonchus oleraceusJon P. Rebman154992008-6-4 San DiegoSanta Margarita Mountains: Cleveland National Forest; east of the border with Canon Marine Corps Base; along the forest service road that runs on the east side of the mountains
SD190457SDSonchus oleraceusJon P. Rebman157302008-6-25 San DiegoCanon Marine Corps Base: south of Stagecoach Road and north of the airstrip along Vandegrift Blvd.; in the Santa Margarita River bed
SD195773SDSonchus oleraceusJon P. Rebman170462009-4-15 San DiegoCanon Marine Corps Base: Papa 3 Training Area in the northwestern portion of base and on the east side of the San Onofre Mountains; along Horno Canon Road; burned in Horno Fire
SD197202SDSonchus oleraceusJon P. Rebman173822009-5-6 San DiegoCanon Marine Corps Base: Alpha One Training Area in the northwestern portion of base; north of Basilone Road along San Juan Road and in the adjacent riverbed of Jardine Canon
SD204154SDSonchus oleraceusJon P. Rebman188232010-3-11 San DiegoCleveland National Forest: Southeast of El Canon Mountain; west of the El Capitan Reservoir, just east of El Canon Mountain Truck Trail
SD206566SDSonchus oleraceusJon P. Rebman191272010-5-20 San DiegoCleveland National Forest; vicinity of Black Mountain; N of Ramona and E of Pamo Road; off of Black Mountain Truck Trail
SD206567SDSonchus oleraceusJon P. Rebman194822010-6-3 San DiegoBureau of Land Management (BLM) Property: northeast of Ramona; south of Hwy. 78 and north of Old Julian Hwy.
SD209626SDSonchus oleraceusJon P. Rebman198402010-6-30 San DiegoSouthwest of Campo: South of Highway 94; on Bureau of Land Management lands along wet canyon/streambed near dirt road and approximately 0.6 miles north of the USA/Mexico border
SD209627SDSonchus oleraceusJon P. Rebman201612010-8-14 San DiegoAlong Cooper Cienega Truck Trail: S of the Riverside/San Diego County border and N of Chihuahua Valley Road; on Bureau of Land Management lands in the vicinity of a pond and canyon below
SD210078SDSonchus oleraceusJon P. Rebman205522010-12-2 San DiegoCanon: Golf Training Area; west of De Luz Road and north of Canong De Luz Creek
SD215917SDSonchus oleraceusJon P. Rebman212812011-4-27 San DiegoSan Diego National Wildlife Refuge: southeast of Sweetwater Reservoir; west side of Mother Miguel Mountain; in a small canyon and on the grassland slopes around it
SD216836SDSonchus oleraceusJon P. Rebman214532011-4-28 San DiegoCleveland National Forest: E of Eagle Peak; along a dirt road to Cedar Creek off of Boulder Creek Road; canyon area
SD219378SDSonchus oleraceusJon P. Rebman223892012-2-16 San DiegoCanon: at Lake O'Neill; south of the hospital and east of Santa Margarita Road; vicinity of a lakeside park and along the trail around the Lake
SD219379SDSonchus oleraceusJon P. Rebman219932011-5-31 San DiegoSan Diego National Wildlife Refuge: East of Bonita and just south of the Sweetwater Reservoir; Shinohara Vernal Pool area
SD228138SDSonchus oleraceusJon P. Rebman245202012-5-31 San DiegoLake Hodges: south of Escondido; southeast of the intersection of Lake Drive and Beech Lane; northwest side of Lake along the shore
SD229887SDSonchus oleraceusJon P. Rebman247152012-6-7 San DiegoBarrett Lake: on Pig Point along the west side of Barrett Lake and just east of Barrett Lake Road
SD230475SDSonchus oleraceusJon P. Rebman249202012-6-19 San DiegoDaley Ranch: northeast of Escondido; west of Co. Hwy. S6 and north of Dixon Lake; along East Ridge Trail in the vicinity of a small pond to the east of Middle Pond
SD231571SDSonchus oleraceusJon P. Rebman256452013-3-27 San DiegoCanon: northwest portion of Base; Training Area Finch; east of Basilone Road and just off of San Juan Road along San Onofre Creek
SD235276SDSonchus oleraceusJon P. Rebman261362013-5-1 San DiegoCanon: central portion of Base; Training Area India; northeast of Basilone Road and east of Roblar Road; along a dirt road on an east-facing slope
SD240584SDSonchus oleraceusJon P. Rebman283142014-5-8 San DiegoCanon: Training Area India: eastern portion of Base; along the Santa Margarita River just southwest of the De Luz Road crossing
SD244967SDSonchus oleraceusJon P. Rebman294172015-2-24 San DiegoCanon: east-central portion of Base; India Training Area; north of Lake O'Neill; east of the Santa Margarita River; in a burn area just east of De Luz Road along the Fallbrook Weapons Station border
SD246376SDSonchus oleraceusJon P. Rebman301442015-5-6 San DiegoCanon: southeast portion of Base; Juliet Training Area; north of Engineer Hill Rd.; along dirt road in a canyon
RSA0060392RSASonchus oleraceusJon P. Rebman283142014-5-8 San DiegoCanon: Training Area India: eastern portion of Base; along the Santa Margarita River just southwest of the De Luz Road crossing.
RSA0010443RSASonchus oleraceusJon P. Rebman301442015-5-6 San DiegoCanon: southeast portion of Base; Juliet Training Area; north of Engineer Hill Rd.; along dirt road in a canyon.
UCR142242UCRSonchus oleraceusJon P. Rebman84592003-4-15 San DiegoCrestridge Ecological Reserve: west of La Cresta between Alpine and El Canon
UCR146623UCRSonchus oleraceusJon P. Rebman90792003-5-29 San DiegoRancho Jamul Ecological Reserve: west of Hwy 94, south of Jamul and north of Otay Lakes Road; southwest part of reserve near Jamul Creek on an east-facing slope
UCR147504UCRSonchus oleraceusJon P. Rebman66502000-5-2 San DiegoMiramar Training Area #2. East Side
UCR156233UCRSonchus oleraceusJon P. Rebman105552004-6-1 San DiegoOtay Mountain Ecological Reserve (California Dept. of Fish & Game): Southeast of Otay Lake; south of Otay Lakes Road, just north of the old olive grove
UCR157558UCRSonchus oleraceusJon P. Rebman101582004-5-11 San DiegoSycuan Peak Ecological Reserve (California Dept. of Fish & Game): southeast of Dehesa, south of Loveland Reservoir on the lower north side of Sycuan Peak; Sweetwater River watershed in Sloane Canon
UCR203136UCRSonchus oleraceusJon P. Rebman127272006-5-18 San DiegoMonte Vista Ranch (owned by The Nature Conservancy), south of Ramona, northwest of San Vicente Reservoir, south of San Vicente Road along Chuckwagon Road onto the Ranch, western portion of Ranch, along riparian zone north of Daney Canon. Square M14
UCR244957UCRSonchus oleraceusJon P. Rebman245202012-5-31 San DiegoLake Hodges: south of Escondido; southeast of the intersection of Lake Drive and Beech Lane; northwest side of Lake along the shore; Lake H
SBBG144030SBBGSonchus oleraceusJon P. Rebman342642018-5-10 San DiegoCanon: southern portion of Base; Training Area November, N of Whelan Lake and just N of the Base boundary, along a dirt rd in disturbed vegetation
UC1790085UCJEPSSonchus oleraceusJon P. Rebman80802002-5-14 San DiegoViejas Mountain: North of Alpine, approx. 0.5 miles north of the water tanks on Anderson Truck Trail; east of the road along the main trail to the top
UC1790142UCJEPSSonchus oleraceusJon P. Rebman82532002-8-7 San DiegoKelley/Rebman Ranch at 565 Anderson Truck Trail on northwest side of Viejas Mountain: approx. 2 miles north of Victoria Road in Alpine
SD148430SDSonchus oleraceusJon Rebman61372000-1-14 San DiegoSan Diego Urban Canons, North Park area: Switzer Canon, mostly W of 30th Street
SD152116SDSonchus oleraceusJon Rebman61712000-2-11 San DiegoSan Diego Urban Canons, North Park/Golden Hill: Cedar Ridge area, canyons
SD191831SDSonchus oleraceusJon Rebman144682008-4-9 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), in Grave Wash, Site ENCFRU in arroyo bottom and surrounding embankments
SD199877SDSonchus oleraceusJon Rebman165002009-3-23 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, W of Salton City, Along Hwy S22, section 29 (SP29), Site LANSET on mesa and surrounding mud and cobble hillsides
SD199878SDSonchus oleraceusJon Rebman164452009-3-12 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas
SD200347SDSonchus oleraceusJon Rebman16673b2009-3-24 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), near north fork of Big Wash, Site TRICAL on mesas and surrounding hillsides
SD211383SDSonchus oleraceusJon Rebman189022010-4-3 ImperialSouthwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S8 N of I-8, NE of Ocotillo & W of El Centro; just N of a powerline road
SD229699SDSonchus oleraceusJon Rebman225762012-3-4 Santa BarbaraSanta Cruz Island: north of Main Ranch; in a small side canyon east of the road near the junction of the central valley (Canada del Medio) with Canada del Puerto
SD265928SDSonchus oleraceusJon Rebman325842017-3-18 ImperialIndian Pass area between Picacho and Black Mountain: east of the Algodones Dunes; east of Ogilby Rd. (S34) & just north of Indian Pass Road; along a canyon and its adjacent slopes
SD00016476SDSonchus oleraceusJon Rebman342642018-5-10 San DiegoCanon: southern portion of Base; Training Area November: north of Whelan Lake and just north of the Base boundary; along a dirt road in disturbed vegetation
SD00024157SDSonchus oleraceusJon Rebman345612018-8-17 San DiegoFallbrook Naval Weapons Station: west of Fallbrook; North Magazine, north of Ammunition Road; west-central part of station; south of Depot Lake; along Fallbrook Creek
SD00030281SDSonchus oleraceusJon Rebman352532019-3-18 Los AngelesSan Clemente Island: north-central portion of island; approximately half-way between Wilson's Cove and the old airfield, just south of the road to Nots Pier; hillside to the west of Ridge Road
SBBG181845SBBGSonchus oleraceusJon Rebman352532019-3-18 Los AngelesSan Clemente Island: N-central portion of island, approximately half-way between Wilson's Cove and the old airfield, just S of the road to Nots Pier, hillside to the W of Ridge Road.
SD00032690SDSonchus oleraceusJon Rebman355352019-4-17 Los AngelesSan Clemente Island: northwest portion of island; staging area/parking lot above West Cove; disturbed areas along the edge of staging lot
SD00055039SDSonchus oleraceusJon Rebman367012020-5-5 San DiegoCanon: Training Area Echo; southwest of Santa Margarita Peak; southeast of Case Springs Lake; west of Case Springs Road, in a canyon area
SD00055040SDSonchus oleraceusJon Rebman369812020-8-13 San DiegoCanon: northeastern portion of Base in Training Area Hotel; NW of Fallbrook: along the Santa Margarita River between De Luz Road (open, paved) and the junction with De Luz Creek, mostly in the riverbed to the north of Fallbrook Weapons Station
SD205513SDSonchus oleraceusJonathan K. Snapp-Cook1412008-5-24 San DiegoOtay Mountain NW side, Bureau of Land Management, canyon just W of Little Cedar Canon that begins at eastern end of Lower Otay Lake. Entered canyon by heading 2.5 miles SE on the dirt road starting at the yellow gate off Otay Lakes Road.
SD205517SDSonchus oleraceusJonathan K. Snapp-Cook1402008-5-24 San DiegoOtay Mountain NW side, Bureau of Land Management, canyon just W of Little Cedar Canon that begins at eastern end of Lower Otay Lake. Entered canyon by heading 2.5 miles SE on the dirt road starting at the yellow gate off Otay Lakes Road.
SHTC1109SHTCSonchus oleraceusJones, D.10202016-3-1 San Joaquingrowing along an old irrigation berm in a walnut orchard in Linden California
POM178031RSASonchus oleraceusJoseph A. Ewan41921931-5-11 Los Angeles1 mile noth Van Nuys Estate, West 6th St.
UC519723UCJEPSSonchus oleraceusJoseph A. Ewan75331932-5-19 Los Angelesnear power house (Playa del Rey); Playa del Rey
LA213933LASonchus oleraceusJoseph Andorfer Ewan75331932-5-19 Los AngelesPlaya del Rey, near power house
RSA670984RSASonchus oleraceusJoseph M. Keefe309172001-1-19 Los AngelesRoadside along Sholl Canon Road, 3 meters north of beginning of the Eagle Rock Park Path, 200 meters north of Figueroa Street, Eagle Rock.
RSA657026RSASonchus oleraceusJoseph M. Keefe309032001-1-19 Los Angeleson north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042.
UC582435UCJEPSSonchus oleraceusJoseph P. Tracy138051935-5-16 HumboldtEureka
RSA474131RSASonchus oleraceusJosephine Meyerss.n.1932-9-1 VenturaBroomis [Broome] Ranch, Coast Highway.
RSA0154196RSASonchus oleraceusJoy D. England19482017-7-11 San BernardinoSan Bernardino National Forest: eastern San Gabriel Mountains, Lower Lytle Creek Ridge, along Forest Road 3N31 just E of jct. with Rd 2N79.
RSA0154635RSASonchus oleraceusJoy D. England18172017-5-31 San BernardinoSan Bernardino National Forest: Canon Canon ca. 1.3 air miles ESE of Ralston Peak, W of Interstate 15, below railroad track overpass.
SD173960SDSonchus oleraceusJudy Carlstrom842005-3-17 San DiegoNorth of North Broadway School at 2 N Broadway, E of I-15 in Escondido.
SD173961SDSonchus oleraceusJudy Carlstrom932005-3-17 San DiegoNorth of North Broadway School at 2 N Broadway, E of I-15 in Escondido.
SD184682SDSonchus oleraceusJudy Carlstrom1742006-5-30 San DiegoEscondido. Riparian area west of Northwest Parking Lot in Jesmond Dene Park located on North Broadway.
RSA652834RSASonchus oleraceusJulie Greene2321991-5-10 San BernardinoTown of Sleepy Hollow, southern most end of Grandview Drive. Along dirt trail south to top of ridge between Canon and Soquel Canons.
CAS-BOT374752CASSonchus oleraceusJunak, Steven A.MA- 1011986-4-22 VenturaCalifornia Islands. Middle Anacapa Island: N edge of terrace, W of Sea Arch Peninsula
DAV353830DAVSonchus oleraceusJune McCaskill7701973-4-09 YoloYolo County: behind Robbins Hall, University of California campus, Davis.
RSA752339RSASonchus oleraceusJustin M. Wood11822009-7-26 San BernardinoSan Bernardino County Flood ControlWineville Flood Control Basin, NW corner of E Francis St and Wineville Rd, immediately E on Interstate 15.; Guasti
SFV103147SFVSonchus oleraceusK. A. Wilson8751961-2-21 Los AngelesSan Fernando Valley; Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove.
SBBG129247SBBGSonchus oleraceusK. Danielsen, B. Halverson1987-4-09 VenturaWest Anacapa Island: W end of Island
DAV353794DAVSonchus oleraceusK. Esaus.n.1937-5-28 YoloYolo County: Davis.
DAV353793DAVSonchus oleraceusK. Esaus.n.1935-6-25 RiversideRiverside County: road to Beaumont.
DAV353839DAVSonchus oleraceusK. Esaus.n.1937-5-28 YoloYolo County: Davis.
DAV353826DAVSonchus oleraceusK. Esaus.n.1937-5-28 YoloYolo County: Davis.
DAV353829DAVSonchus oleraceusK. F. Mawdsley822005-4-30 SacramentoCalifornia: Sacramento County, Deer Creek Hills Reserve, south of Latrobe Rd., starting out along Latrobe 1.5 road miles W of intersection with Michigan Bar Rd. About 1/4 mi. from road into pasture.
CHSC8152CHSCSonchus oleraceusK. Henegar821969-5-15 ButteCohasset Road, 1/2 m s of Chico Municipal airport; along w side of road.
SBBG113003SBBGSonchus oleraceusK. McEachern164a1993-4-28 San DiegoCabrillo National Monument; Point Loma, N end of park immediately N of maintenance yard
DAV353812DAVSonchus oleraceusK. Mogel42002-5-4 NapaNapa Co.: Quail Ridge UC Reserve. At northern tip of ridge, N of the jct of West and East roads; ca. 100 ft along the lower road that leads to the power lines; immediately downslope of road.
SFV103146SFVSonchus oleraceusK. Tajbakhsh251996-4-13 Los AngelesCalifornia Channel Islands; Catalina Island. Fisherman's Bay. Outside of USC Marine Research Station gates.
UCSB028356UCSBSonchus oleraceusKamb, Peter7641948-2-01 RiversideValley in the Jurupa Mts. west of Colton, San Bernardino/Riverside County
SD199059SDSonchus oleraceusKaren Rich2722006-5-21 San DiegoDel Mar, in front of San Diego Polo Club, on El Camino Real, about 1/8 mile south of Via de la Valle
UCR202063UCRSonchus oleraceusKarin Cleary-Roses.n.1995-6-22 VenturaMarr Ranch, between Tapo and Chivo Canons, c. 2 miles north of Santa Susana
RSA0194410RSASonchus oleraceusKatherine S. Ferguson2212018-6-20 KernGrapevine Canon: above bank of stream 50 yards W of bridge on Ferguson property.
SD245682SDSonchus oleraceusKathleen A Mauro512010-4-13 San DiegoRancho Santa Fe; along La Orilla Rd., between El Camino Real and Cerro del Cerro
UCSB028353UCSBSonchus oleraceusKathleen Aste121979-2-25 Santa BarbaraOn east side of Camino Corto Rd., between Sueno Rd. and Pasado Rd., Isla Vista
SD263788SDSonchus oleraceusKeir A. Morse52014-3-15 San DiegoLos Penasquitos Canon Preserve; along Trans County Trail; near 0.44 miles NNW of intersection Mercy Road and I-15.
RSA696190RSASonchus oleraceusKeith E. Hoffmasters.n.1928-3-09 OrangeSanta Ana
UCSB028363UCSBSonchus oleraceusKelly P. Steele81-291981-9-02 Santa BarbaraMore Mesa; along the Pacific Ocean, south of Atascadero Creek, adjacent to and west of Hope Ranch Park, ca. 3 km. southeast of Goleta; North Basin near North Ravine (Area 6a near 6c)
UCSB028351UCSBSonchus oleraceusKelly P. SteeleBel 801983-4-20 KernWestern San Joaquin Valley, along Lokern Road, 3.4 miles west of Buttonwillow; (T29S R23E S20)
DAV353850DAVSonchus oleraceusKenneth A. Wilson8751961-2-21 Los AngelesLos Angeles County: Northridge. San Fernando Valley State College campus.
RSA697068RSASonchus oleraceusKenneth Beards.n.1934-2-1 OrangeWalnut grove on Freeman Street, Santa Ana.
SD163519SDSonchus oleraceusKerry W. Key802005-4-16 San DiegoSan Diego, Canonnecting Shaw Valley and Carmel Valley. 50 m west of Carmel Country Rd, near interection with Camino Vista Lujo.
SD167755SDSonchus oleraceusKerry W. Key612005-4-10 San DiegoSan Diego, Del Mar Mesa. 0.5 km south of Highway 56. Ridge just south of man-made pond in Deer Canon.
SD167757SDSonchus oleraceusKerry W. Key602005-4-10 San DiegoSan Diego, Del Mar Mesa. 0.5 km south of Highway 56. Ridge just south of man-made pond in Deer Canon.
CAS-BOT374596CASSonchus oleraceusKirby, F. J.s.n.1958-7-1 HumboldtWest of Bridgeville
CAS-BOT374741CASSonchus oleraceusKnight, Walters.n.1965-3-1 Contra CostaAntioch dunes
CAS-BOT374707CASSonchus oleraceusKnight, Walter; Knight, Irjas.n.1963-8-5 San MateoSan Bruno Mountain. Horseshoe Ridge
CAS-BOT374710CASSonchus oleraceusKnight, Walter; Knight, Irja6911964-4-25 San MateoSan Bruno Mountain. Upper part of ravine adjacent to Radio Rd.
CAS-BOT374742CASSonchus oleraceusKnight, Walter; Knight, Irja3571963-10-3 SonomaCrane Canyon
CAS-BOT374593CASSonchus oleraceusKnight, Walter; Knight, Irja; Howell, J. T.; McClintock, E.; et al32251978-9-5 Contra CostaBrowns Island. Sandy Knob
CAS-BOT374665CASSonchus oleraceusKnight, Walter; Knight, Irja; Howell, John Thomas14661966-7-28 PlumasButterfly Botanical Area and Vicinity. In Butterfly Canyon
CAS-BOT374711CASSonchus oleraceusKnoche, HermanSeries A, No. 22631919-8-15 Santa BarbaraSanta Cruz Island
CAS-BOT374718CASSonchus oleraceusKnoche, HermanSeries A, No. 11251919-7-19 Santa BarbaraSan Miguel Island
CAS-BOT374712CASSonchus oleraceusKnoche, HermanSeries A, No. 11791919-7-25 Santa BarbaraSan Miguel Island, Tuff Hills Schuyler's [Cuyler's ?] Harbor
DAV338163DAVSonchus oleraceusKonshau Duman642019-4-20 GlennBird Haven Ranch, Butte City, on top of levee parallel to northward dirt road.
SD00029297SDSonchus oleraceusKorie Merrill11-412011-2-27 Los AngelesSan Clemente Island; Jack Nots planting drainage, west of road
SBBG167520SBBGSonchus oleraceusKristen Hasenstab-Lehman15642018-5-26 VenturaSan Nicolas Island: northern escarpment, 500 m northwest of airfield, on eroding flats 100 m S of Beach Rd.
CHSC31658CHSCSonchus oleraceusL. Ahart4741974-6-03 ButteIn garden. Peter Ahart Ranch, Honcut.
CHSC31659CHSCSonchus oleraceusL. Ahart17821978-7-15 ButteAround the garden, Peter Ahart Ranch, Honcut.
CDA0042842CDASonchus oleraceusL. Ahart173682011-6-5 ButteIn pots or garden, Peter Ahart Ranch, about 1 1/2 miles north and 1 mile east of Honcut, about 12 miles south of Oroville.
CDA0042873CDASonchus oleraceusL. Ahart180612012-5-14 ButtePlanted area between sidewalk and Vallombrosa Avenue, west of Manzanita Avenue, just west of the bridge across Big Chico Creek, Lower Bidwell Park, Chico.
DAV353813DAVSonchus oleraceusL. Angst91975-3-27 UnknownCounty unknown: exact location unknown.
RSA608872RSASonchus oleraceusL. C. Wheelers.n.1968-9-21 Los AngelesSan Gabriel Mountains: Aliso Canon, Blum Ranch.
RSA601024RSASonchus oleraceusL. C. Wheeler95041967-5-13 Los AngelesSan Gabriel Mountains; mesa between Little Dalton and Englewild canyons.
RSA606030RSASonchus oleraceusL. C. Wheelers.n.1968-11-03 KernKernville: Kern River.
RSA608063RSASonchus oleraceusL. C. Wheelers.n.1931-3-07 Los AngelesLa Verne.
RSA600754RSASonchus oleraceusL. C. Wheeler98481967-6-16 Los AngelesSan Gabriel Mountains : Sunset Ridge by Millard Canon; N of Coulter Reservoir.
RSA592295RSASonchus oleraceusL. C. Wheeler95441967-5-13 Los AngelesSan Gabriel Mountains. San Gabriel Canon, Ward's Grove.
RSA630376RSASonchus oleraceusL. C. Wheeler95971967-5-15 Los AngelesSan Gabriel Mountains: Elsmere Canon; bottom of canyon near mouth.
RSA639187RSASonchus oleraceusL. C. Wheeler99331967-7-06 Los AngelesSan Gabriel Mountains: San Dimas Canon.
RSA600451RSASonchus oleraceusL. C. Wheelers.n.1968-3-06 San BernardinoSan Gabriel Mountains: Meyer Canon off Lytle Creek.
RSA629300RSASonchus oleraceusL. C. Wheeler99851967-7-13 San BernardinoEast San Gabriel Mountains: Lytle Creek, Miller Narrows.
SHTC7581SHTCSonchus oleraceusL. DenuitAM2019-4-15 MercedHelena Research and Development farm in Merced, CA, in mature almond orchard near sprinkler radius between two trees
AHUC103316DAVSonchus oleraceusL. G. Goars.n.1930-4-20 YoloYolo County: Putah Canon.
SBBG79450SBBGSonchus oleraceusL. G. Yates?1893 Santa BarbaraSanta Cruz Island
LA212313LASonchus oleraceusL. Hainess.n.1949-7-22 Los AngelesCanoga Park
POM202168RSASonchus oleraceusL. M. Booth12971932-7-21 OrangeNear Sunset Beach, Anaheim Marsh.
POM202167RSASonchus oleraceusL. M. Booth11931932-6-15 OrangeMarsh border East of Huntington Beach.
POM202169RSASonchus oleraceusL. M. Booth13051932-7-23 OrangeCorona del Mar, Newport Beach.
POM201741RSASonchus oleraceusL. M. Booth10121932-5-12 OrangeNewport Bay.
UC483265UCJEPSSonchus oleraceusL. R. Abrams, I. L. Wiggins2971931-7-03 Santa BarbaraSanta Barbara Island , Santa Barbara Island (Channel Islands)
SBBG48114SBBGSonchus oleraceusL. S. MatlovskyDM5931-591974-1-1 Santa BarbaraSignal Oil Company lease property, W of Coal Oil Pt Reserve, ca. 50 yds inland from coast
RSA118900RSASonchus oleraceusL. S. Rose570391957-3-23 San Francisco876 Francisco Street, N. slope of Russian Hill.
IRVC105437IRVCSonchus oleraceusL. Stilgenbauer5001965-4-15 OrangeCorona del Mar; 339 Milford Drive.; 33.59063 -117.86204
CDA0007671CDASonchus oleraceusL.C. Wheeler95971967-5-15 Los AngelesSan Gabriel Mountains: Elsmere Canon; bottom of canyon near mouth.
JOTR29401JOTRSonchus oleraceusLa Doux, Tasha14782006-5-22 San BernardinoJoshua Tree National Park. Willow Hole
JOTR30283JOTRSonchus oleraceusLa Doux, Tasha17792007-5-31 RiversideJoshua Tree National Park. Stop 2: Cottonwood Springs/Oasis; in wet soil at oasis.
JOTR30284JOTRSonchus oleraceusLa Doux, Tasha17792007-5-31 RiversideJoshua Tree National Park. Stop 2: Cottonwood Springs/Oasis; in wet soil at oasis.
JOTR31013JOTRSonchus oleraceusLa Doux, Tasha12792010-6-15 San BernardinoJoshua Tree National Park. Little San Bernardino Mountains; Wonderland of Rocks; above Keys Ranch by dam (Stop 1)
JOTR31031JOTRSonchus oleraceusLa Doux, Tasha15352010-4-27 San BernardinoJoshua Tree National Park. Oasis of Mara, Park Head Quarters, survey surrounding administrative buildings
JOTR30790JOTRSonchus oleraceusLa Doux, Tasha20972007-2-26 RiversideJoshua Tree National Park. Eagle Mountains; Cottonwood Oasis
JOTR36220JOTRSonchus oleraceusLa Doux, Tasha34732014-4-24 San BernardinoJoshua Tree National Park. Little San Bernardino Mtns; Wonderland of Rocks; narrow, steep drainage with boulder walls and sandy bottom (Stop 5)
DAV353796DAVSonchus oleraceusLarry DeBuhr7931973-3-03 ImperialImperial County: Yuha Basin, Pinto Wash; along Highway 98 about 16 miles west of Calexico.
SD167756SDSonchus oleraceusLarry Hendrickson2052003-10-20 San DiegoAnza-Borrego Desert State Park, Sentenac Cienega just south of State Highway 78 and east of county road S-2 southside of alkali sink in disturbed area.
SD170940SDSonchus oleraceusLarry Hendrickson5402005-4-27 San DiegoAnza-Borrego Desert State Park. Grave Wash at the SE end of the Santa Rosa Mountains in California State Wilderness. Approx. 5.0 miles WSW of Imperial Co. Hwy 86 at the Grave Wash overpass bridge. 300 ft. west of County line/Park boundary.
SD170942SDSonchus oleraceusLarry Hendrickson3012005-2-24 San DiegoAnza-Borrego Desert State Park. South side of Coyote Mountain, north of Henderson Canon Road in Coyote Creek watershed.
SD173183SDSonchus oleraceusLarry Hendrickson19212005-4-14 ImperialTrust for Public Lands Option Properties; South of SE tip of Santa Rosa Mtns. Coral Wash, approx. 2.5 air miles SW of hwy. 86 and 2.0 air miles north of hwy. S-22 (Borrego-Salton Seaway).
SD177288SDSonchus oleraceusLarry Hendrickson15822006-5-25 San DiegoAnza-Borrego Desert State Park. Grapevine Canon, 0.3 km east of Angelina Spring where road climbs up above drainage on east side of road.
SD190614SDSonchus oleraceusLarry Hendrickson31512005-4-16 ImperialPicacho State Recreation Area. South side of the Colorado River, near Group Canon N-side of main access road.
SD198273SDSonchus oleraceusLarry Hendrickson23482007-6-4 San DiegoBanner, 3 mi E of Julian, in canyon south of State hwy. 78, ca. 0.1 mile east of intersection of 78 and Chariot Canon Road.
SD247822SDSonchus oleraceusLarry Hendrickson59962013-3-28 San DiegoAnza-Borrego Desert State Park. State Route 78, 3.9 miles E of intersection with Yaqui Pass Rd. (County Rd. S-3), and 0.8 mile W of Narrows Earth Trail parking.
SD258080SDSonchus oleraceusLarry Hendrickson66082015-4-11 San DiegoBanner Canon; Bureau of Land Management property; W side of State Route 78 (Banner Grade); 1.7 air miles E of Julian; 2.1 surface miles SE of intersection with Wynola Road.
OBI145812OBISonchus oleraceusLarry Kelly2821988-10-01 San Luis ObispoPismo marsh between Pismo State Beach campground and Grand Ave
OBI145818OBISonchus oleraceusLarry Kelly5231991-6-22 Santa CruzSoquel Demonstration State forest off of Highland Ave
OBI145842OBISonchus oleraceusLarry Kelly5861991-7-01 Santa CruzSoquel Demonstration State forest off of Highland Ave
CAS-BOT374599CASSonchus oleraceusLarson, K.19751976-1-14 Imperial4 mi. SW of Heber at Central Main Canal
SDSU00539SDSUSonchus oleraceusLarson, Larry L.1971-5-24 San DiegoCanon betweeen Bayview Mobil Home Park and Chollas Sanitary Fill.
PUA6720PUASonchus oleraceusLavern C. Wolcott1951-6-13 MendocinoLocal landmark: Albion. Albion Quad.
UC537022UCJEPSSonchus oleraceusLawrence M. Booth10121932-5-12 OrangeNewport Bay
UC537123UCJEPSSonchus oleraceusLawrence M. Booth12971932-7-21 OrangeAnaheim Marsh
SD190981SDSonchus oleraceusLayla Aerne Hains1122006-6-7 San DiegoBlossom Valley Preserve (Center for Natural Lands Management) ca. 3 NE of Lake Jennings and 0.5 mi NE of Quail Canon Rd and Creek Hills Rd intersection
RSA0013982RSASonchus oleraceusLeRoy Gross59932013-4-3 San DiegoUS Fish and WildlifeOneonta Slough; Tijuana Slough National Wildlife Refuge. North of the mouth of the Tijuana River.; Imperial Beach 7.5 quad.Started at the end of seacoast Drive, Imperial Beach near 32.56 N 117.13 W south a short distance.
RSA0069453RSASonchus oleraceusLeRoy Gross71402015-4-16 VenturaAflalo Property. Entered at east end of property, from the south side of the river bed, at end of San Cayetano Street. Fillmore.
RSA0058910RSASonchus oleraceusLeRoy Gross73712015-5-6 VenturaUSC/Best Property; Off Pyle Road, south of Highway 126. Almost halfway between Santa Paula and Fillmore.
RSA0064014RSASonchus oleraceusLeRoy Gross72132015-4-29 VenturaThe Nature Conservancy.Bunn-Birrell Property; Survey the river bed at junction of S. Mountain Road and Converse Road. Southwest area of Santa Paula.; Santa Paula 7.5 Quad.
RSA675939RSASonchus oleraceusLeRoy Gross8022003-3-9 Los AngelesSouthwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canon) to the north,; Pasadena 7.5 Quad.and Glenoak Blvd. (Scholl Canon) to the south.
RSA711548RSASonchus oleraceusLeRoy Gross18252005-4-5 San DiegoCuyamaca-Laguna Mountains region: West, southwest side of Viejas Mountain, at base of mountain. Just off West Boundary Truck Trail, just at the end of Anderson Road. Southwest side of the Cuyamaca Mountains.
RSA647870RSASonchus oleraceusLeRoy Gross2362000-6-8 Los AngelesVerdugo Mountains: Off La Tuna Canon Road, on Santa Monica Mountains Conservancy Land.
RSA0065248RSASonchus oleraceusLeRoy Gross68742015-3-26 VenturaThe Nature ConservancyVilleneuva 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.; Santa Paula 7.5 Quad.
RSA0058909RSASonchus oleraceusLeRoy Gross73722015-5-6 VenturaUSC/Best Property; Off Pyle Road, south of Highway 126. Almost halfway between Santa Paula and Fillmore.
RSA0065948RSASonchus oleraceusLeRoy Gross67312015-3-17 VenturaThe Nature ConservancyOrmond Beach at end of McWane Blvd., west of Arcturus Ave. South of Port Hueneme, Oxnard.
CHSC98404CHSCSonchus oleraceusLeRoy Gross2362000-6-8 Los AngelesVerdugo Mountains: Off La Tuna Canon Road, on Santa Monica Mountains Conservancy land. On trail up out of canyon and going to the crest folllowing a ridge running northwest from the crest.
SHTC136SHTCSonchus oleraceusLemos, Joya102016-3-22 StanislausCSU Stanislaus Canon CSU Stanislaus campus near intersection of Monte Vista Ave. & Andre Ln.
JEPS37532UCJEPSSonchus oleraceusLincoln Constance7971934-6-03 Humboldtfoot of bank along n side Redwood Highway at Dyerville (South Fork Eel River, Bull Creek Region); Bull Creek Region, South Fork Eel River
UCSB028336UCSBSonchus oleraceusLinda Hurst521963-4-28 Santa BarbaraVacant lot south of Campbell Hall, University of California, Santa Barbara
DAV353816DAVSonchus oleraceusLinda M. Barker16441976-7-05 HumboldtHumboldt County: Lanphere-Christensen Dunes. 3 miles west of Arcata.
DAV353817DAVSonchus oleraceusLinda M. Barker15461976-6-01 HumboldtHumboldt County: Lanphere-Christensen Dunes. 3 miles west of Arcata.
HSC39938HSCSonchus oleraceusLinda M. Barker16441976-7-05 Humboldt3 W of Arcata
HSC40944HSCSonchus oleraceusLinda M. Barker15461976-6-01 HumboldtLanphere-Christensen Dunes, 3 W of Arcata.
CAS-BOT374567CASSonchus oleraceusLindholm, Raymonds.n.1961-2-24 RiversideBanning
UCR108410UCRSonchus oleraceusLouis C. Wheelers.n.1968-9-21 Los AngelesAliso Canon, Blum Ranch; San Gabriel Mtns
CHSC63240CHSCSonchus oleraceusLowell Ahart72801994-3-30 ButteGarden area at the north-east corner of Oregon City School House, Oregon City, about 7 miles north of Oroville. T2 N R04E S1 W1/4 of NE1/4
CHSC102501CHSCSonchus oleraceusLowell Ahart157912009-5-30 ButteBy a small rock about 50 yards south of the fence and about 120 yards east of Ten Mile House Road, Upper Bidwell Park, about 3/4 mile (air) west of Highway 32, about 10 miles northeast of Chico. T2 N R02E S35 near center, upper half
CHSC103987CHSCSonchus oleraceusLowell Ahart166712010-5-14 ButteOn the south side of a trail, about 1/2 mile west of the entrance to the Disc Golf Area, west of Highway 32. Upper Bidwell Park, about 4 1/2 miles (air) northeast of Chico. T2 N R02E S1 W1/4
CHSC107250CHSCSonchus oleraceusLowell Ahart17360A2011-6-3 ButteWood chipped planter area between Bidwell Mansion parking area and Gateway Science Museum, Chico. T2 N R01E S2 W1/4
CHSC107249CHSCSonchus oleraceusLowell Ahart173602011-6-3 ButteWood chipped planter area between Bidwell Mansion parking area and Gateway Science Museum, Chico. T2 N R01E S2 W1/4
CHSC107245CHSCSonchus oleraceusLowell Ahart173682011-6-5 ButteIn pots or garden, Peter Ahart ranch, about 1 1/2 miles north and 1 mile east of Honcut, about 12 miles south of Oroville. T1 N R04E S04 SE1/4
CHSC111368CHSCSonchus oleraceusLowell Ahart180612012-5-14 ButtePlanted area between sidewalk and Vallombrosa Avenue, west of Manzanita Avenue, just west of the bridge across Big Chico Creek, Lower Bidwell Park, Chico. T2 N R02E S1 W 1/4
CHSC114962CHSCSonchus oleraceusLowell Ahart199232015-1-27 ButteAlong the west side of Virginia Street, northwest of the intersection of Hazel Street and Virginia Sreet, Gridley. T1 N R02E S36 SE1/4
CHSC115178CHSCSonchus oleraceusLowell Ahart202062015-6-6 ButteGravel bar on the south side of the dry stream, about 20 yards north of the dirt road, about 5/8 mile northwest of the iron gate along Cherokee Road, Beatson Hollow, North Table Mountain, about 7 miles (air) north of Oroville. T2 N R04E S18 SE1/4
CHSC116120CHSCSonchus oleraceusLowell Ahart206122015-11-4 SutterPeach orchard, about 50 yards east of George Washington Blvd., about 1 1/8 mile south of the intersection of Highway 20 and George Washington Blvd., Yuba City. T1 N R03E S29
CHSC116495CHSCSonchus oleraceusLowell Ahart206912015-11-21 ButteOn the north side of home, Peter Ahart Ranch, about 1 1/2 miles north and one mile east of Honcut, about 12 miles south of Oroville. T1 N R04E S04 SE1/4
JEPS124111UCJEPSSonchus oleraceusLowell Ahart202062015-6-6 ButteAbout 5/8 mile northwest of the iron gate along Cherokee Road, Beatson Hollow, North Table Mountain, about 7 miles (air) north of Oroville.
JEPS119796UCJEPSSonchus oleraceusLowell Ahart180612012-5-14 ButtePlanted area between sidewalk and Vallombrosa Avenue, west of Manzanita Avenue, just west of the bridge across Big Chico Creek, Lower Bidwell Park, Chico.
JEPS127078UCJEPSSonchus oleraceusLowell Ahart206912015-11-21 ButteOn the north side of home, Peter Ahart Ranch, about 1 1/2 miles north and one mile east of Honcut, about 12 miles south of Oroville.
JEPS117702UCJEPSSonchus oleraceusLowell Ahart166712010-5-14 ButteOn the south side of a trail, about 1/2 mile west of the entrance to the Disc Golf Area, west of Highway 32. Upper Bidwell Park, about 4 1/2 miles (air) northeast of Chico
JEPS118346UCJEPSSonchus oleraceusLowell Ahart173602011-6-3 ButteWood chipped planter area between Bidwell Mansion parking area and Gateway Science Museum, Chico
JEPS118037UCJEPSSonchus oleraceusLowell Ahart173682011-6-5 ButteIn pots or garden, Peter Ahart ranch, about 1 1/2 miles north and 1 mile east of Honcut, about 12 miles south of Oroville
JEPS124161UCJEPSSonchus oleraceusLowell Ahart206122015-11-4 SutterAbout 50 yards east of George Washington Blvd., about 1 1/8 mile south of the intersection of Highway 20 and George Washington Blvd., Yuba City.
JEPS124183UCJEPSSonchus oleraceusLowell Ahart199232015-1-27 ButteNorthwest of intersection of Hazel Street and Virginia Street, Gridley.
CHSC122438CHSCSonchus oleraceusLowell Ahart220092019-6-15 ButteBack yard of a home, east side of Larkin Road, about one mile north of the intersection of Larkin Road and East Gridley Road, about 2 miles (air) northeast of Gridley. TRS: T1 N, R3E, Section 33 if surveyed.
CHSC123880CHSCSonchus oleraceusLowell Ahart226742021-9-11 ButtePeach orchard, about 200 yards southwest of Robinson Corner, intersection of East Gridley Road and Highway 70, about 12 miles (air) southwest of Oroville. T1 N, R3E, northwest 1/4 Section 32.
JEPS121127UCJEPSSonchus oleraceusLowell Ahart, John Dittes, Josephine Guardino186032013-4-26 Mendocino1.1 air miles SSE of Anchor Bay, 2.0 air miles NW of mouth of Gualala River.
RSA660568RSASonchus oleraceusLydia Paneri11982-4-17 RiversideCajalco Road, 0.7 miles east of I-15; south of Corona.
POM292651RSASonchus oleraceusLyman Benson32931932-4-11 KernBakersfield. Kern River Watershed.
POM292654RSASonchus oleraceusLyman Benson8371928-12-15 San MateoLake Searsville, Stanford, Santa Cruz, San Francisco Bay
RSA430519RSASonchus oleraceusLyman Benson17961929-7-12 HumboldtWeott Ranger Station. S Fork Eel River.
OBI145814OBISonchus oleraceusLynne D. Althouse161977-3-31 San Luis ObispoWolfe's Horse ranch near San Luis High School
SBBG16100SBBGSonchus oleraceusM. A. Piehl624301962-7-29 Santa BarbaraSandyland, near railroadCarpinteria
SBBG21516SBBGSonchus oleraceusM. A. Piehl632951963-5-12 VenturaMiddle Anacapa Island: near Triangulation Pt Anacapa, E of knife edge near Fish Camp
SBBG151086SBBGSonchus oleraceusM. A. Piehl, P. H. Raven623581962-6-09 Los AngelesSan Clemente Island: China Pt, S of lighthouse
SBBG151084SBBGSonchus oleraceusM. B. Dunkle18541928-4-11 Los AngelesSanta Catalina Island: near isthmus
SBBG151079SBBGSonchus oleraceusM. B. Dunkle83061939-7-22 VenturaSan Nicolas Island: Corral Harbor
SBBG151070SBBGSonchus oleraceusM. B. Dunkle74501940-3-21 Santa BarbaraSanta Barbara Island: East slope
SBBG42293SBBGSonchus oleraceusM. B. Dunkle85891939-8-13 Santa BarbaraSanta Cruz Island: Prisoners Harbor
SBBG151090SBBGSonchus oleraceusM. B. Dunkle72891939-4-06 Los AngelesSan Clemente Island: Mosquito Harbor
SBBG151071SBBGSonchus oleraceusM. B. Dunkle81311939-5-29 Santa BarbaraSanta Barbara Island: West end
SBBG151078SBBGSonchus oleraceusM. B. Dunkle83301939-7-23 VenturaSan Nicolas Island: Big Crk Cyn [Grand Cyn]
SBBG151063SBBGSonchus oleraceusM. B. Dunkle81311939-5-29 Santa BarbaraSanta Barbara Island: Channel Islands National Park; west end, Santa Barbara Island
SBBG42262SBBGSonchus oleraceusM. B. Dunkle84211939-8-02 Santa BarbaraSan Miguel Island: Cuyler Harbor
SBBG151085SBBGSonchus oleraceusM. B. Dunkle19391928-5-13 Los AngelesSanta Canone Loop, Coach Rd
RSA474110RSASonchus oleraceusM. B. Dunkle24531931-4-22 Los AngelesAvalon Canon, Santa Catalina Island.
RSA474111RSASonchus oleraceusM. B. Dunkle24681931-4-22 Los AngelesAvalon Canon, Santa Catalina Island.
RSA474119RSASonchus oleraceusM. B. Dunkles.n.1940-3-21 Santa BarbaraSignal Hill, Santa Barbara Island
RSA0036266RSASonchus oleraceusM. B. Dunkle20131928-10-07 Los AngelesDescanso Canon.
RSA474107RSASonchus oleraceusM. B. Dunkle20131928-10-07 Los AngelesSanta Catalina Island. Descanso Canon.
RSA474101RSASonchus oleraceusM. B. Dunkle25121931-7-18 AlamedaStrawberry Canon, Berkeley
RSA474117RSASonchus oleraceusM. B. Dunkle85211939-8-10 Santa BarbaraSanta Rosa Island. Ranch Canon.
POM155653RSASonchus oleraceusM. B. Dunkle19391928-5-13 Los AngelesSanta Catalina Island. Coach road. Talus slope near Wishbone Loop
RSA474100RSASonchus oleraceusM. B. Dunkle25111931-7-18 AlamedaStrawberry Canon, Berkeley; San Francisco Bay [region].
RSA474120RSASonchus oleraceusM. B. Dunkle81311939-5-29 Santa BarbaraSanta Barbara Island. West side of cliff summit
RSA474124RSASonchus oleraceusM. B. Dunkle76491940-8-20 VenturaAnacapa Island. Seepage cliff. Spring cave.
RSA474112RSASonchus oleraceusM. B. Dunkles.n.1939-4-06 Los AngelesMosquito Harbor, San Clemente Island.
RSA474118RSASonchus oleraceusM. B. Dunkle85891939-8-13 Santa BarbaraSanta Cruz Island. Prisoner's Harbor.
RSA474104RSASonchus oleraceusM. B. Dunkle32961933-4-14 Los AngelesLong Beach.
RSA474113RSASonchus oleraceusM. B. Dunkle51561937-8-05 MendocinoPothandle Creek.
RSA474126RSASonchus oleraceusM. B. Dunkle83061939-7-22 VenturaCoral Harbor, San Nicolas Island
RSA474125RSASonchus oleraceusM. B. Dunkle84211939-8-02 VenturaRoad Canon, Cuyler Harbor, San Miguel Island
POM155584RSASonchus oleraceusM. B. Dunkle18541928-4-11 Los AngelesSanta Catalina Island. Near Isthmus.
RSA474128RSASonchus oleraceusM. B. Dunkle83301939-7-23 VenturaBig Creek Canon, San Nicolas Island
RSA474115RSASonchus oleraceusM. B. Dunkle30061933-2-18 San DiegoDel Mar.
RSA474072RSASonchus oleraceusM. B. Dunkle72891939-4-06 Los AngelesMosquito Harbor, San Clemente Island.
UC2052906UCJEPSSonchus oleraceusM. B. Dunkle85891939-8-13 Santa BarbaraSanta Cruz Island, Prisoners Harbor.
CHSC8151CHSCSonchus oleraceusM. Banning331969-4-07 MarinBear Valley rd., 1 N. of Pt. Reyes Park headquarters.
CDA0030602CDASonchus oleraceusM. Beyers4342010-5-12 SolanoOn the corner of Halley Road and Wolfskill Road.
CDA0030609CDASonchus oleraceusM. Beyers2922010-3-28 AlamedaBerkeley. Along West Frontage Road (Interstate 80 Frontage Road). east of the Berkeley Marina.
CDA0030742CDASonchus oleraceusM. Beyers4352010-5-12 SolanoOn the corner of Halley Road and Wolfskill Road.
CDA0032157CDASonchus oleraceusM. Beyers8492010-10-9 Sacramento0.5 miles east of Courtland along Wilson Road.
CDA0040191CDASonchus oleraceusM. Beyers2014-2-22 YoloWinters.
SBBG151072SBBGSonchus oleraceusM. C. Hochberg1979-4-04 Santa BarbaraSanta Barbara Island: N of upper Graveyard Cyn
SBBG102213SBBGSonchus oleraceusM. DailySR1961979-5-06 Santa BarbaraSanta Rosa Island: Lobos Cyn
SBBG151062SBBGSonchus oleraceusM. Daily1391979-7-28 VenturaSan Nicolas Island: NW part of the island; ca. the water tank on the way to Red Eye
SBBG151061SBBGSonchus oleraceusM. Daily481978-4-29 VenturaSan Nicolas Island: Daytona Beach
SBBG102212SBBGSonchus oleraceusM. DailySR4431982-3-06 Santa BarbaraSanta Rosa Island: cyn below mess hall, main ranch
SBBG151060SBBGSonchus oleraceusM. Daily1491979-7-28 VenturaSan Nicolas Island: Celery Cyn
SBBG55790SBBGSonchus oleraceusM. J. Edsall31980-3-04 San Luis Obispo1600 block of Fairview Ave
CHSC114665CHSCSonchus oleraceusM. K. Beyers s.n.2009-11-16 SacramentoCity of Sacramento: in the north eastern portion of the north lot at Sacramento City College.
CDA0010181CDASonchus oleraceusM. M. Sweet4162007-5-10 San DiegoCity of San Diego; 0.2 mile northeast of intersection of Eastgate Mall and Genesee Avenue, 1.6 miles southeast of intersection of I-5 and I-8 Near top of canyon running from Eastgate Mall to Roselle Street. Square: O8.
SFV103150SFVSonchus oleraceusM. M. Wisotskys. n.1958-5-25 Los AngelesSan Fernando Valley; Los Angeles, Pacoima. To the rear of 12904 Osborne Avenue, directly behind house.
CHSC8560CHSCSonchus oleraceusM. MacArthur1651968-6-12 ButteCa. 5 W of Biology Stockroom in Life Science bld., Chico State College campus.
CDA0007871CDASonchus oleraceusM. Mulligan16792007-3-26 San DiegoCanon Marine Corps Base, White Beach Training Area, ca. 0.8 mile south of 41 Area (Las Flores), ca. 1 mile northwest of Shingle Bluff, east of I-5. Square: F4.
SBBG67931SBBGSonchus oleraceusM. N. Ackley11651928-12-1 Los AngelesEagle Rock
RSA610666RSASonchus oleraceusM. R. Benedicts.n.1968-3-21 Santa BarbaraSanta Cruz Island. Near southern end of Christi Beach.
CHSC37529CHSCSonchus oleraceusM. S. Taylor50501982-10-11 ButteGraylodge Wildlife Refuge, near check-in station, sw jct of Pennington & Rutherford Rds, ca. 12 mi sw of Gridley. T1 N R01E S24 N1/2 of NE1/4 USGS Quadrangle: Pennington
CHSC39200CHSCSonchus oleraceusM. S. Taylor52101982-12-26 MercedAround edge of Rest Stop, e side of Interstate 5, on Merced-Stanislaus Co border, ca. 15 mi sw of Merced.
DAV353835DAVSonchus oleraceusM. Tu1561998-11-05 SacramentoSacramento Co.: Cosumnes River Preserve Plant Inventory - Seed Bank Plants.
DAV353836DAVSonchus oleraceusM. Tu2511999-5-13 SacramentoSacramento County: Cosumnes River Preserve Plant Inventory - Seed Bank Plants.
DAV353832DAVSonchus oleraceusM. Tu1941996-6-17 SacramentoSacramento Co.: Cosumnes River Preserve Plant Inventory - Tall Forest. Collected from the southern end of the Tall Forest, about 200 m E from the pump station.
DAV353847DAVSonchus oleraceusM. Tu1911995-8-10 SacramentoSacramento Co.: Cosumnes River Preserve - Tall Forest. Collected from the southern end of the Tall Forest, about 200 meters E from the pump station.
HSC60123HSCSonchus oleraceusM.A. Baker5591978-5-20 HumboldtHoopa Indian Reservation
CDA0029554CDASonchus oleraceusM.K. Beyers2682009-11-16 SacramentoCity of Sacramento: in the north eastern portion of the north lot at Sacramento City College.
UCSB028449UCSBSonchus oleraceusMagney, David; Burgess, Rick218-831983-10-23 Ventura12 miles N of Ojai, western Transverse Ranges T5N, R2 W, S. 1, 2, & 3, Wheeler Springs Quadrangle; at eastern edge of ridge along Hwy. 33 (mile marker 27.43)
UCSB028448UCSBSonchus oleraceusMagney, David; Wellonen, CherABF-140-012001-4-4 Santa BarbaraOuter South Coast Ranges; Orcutt Quad., T9N, R3 W, Punta De La Laguna, San Bernardino BM; between Solomon and Black Roads (~280-ac site); N of SR1, S of Santa Maria Airport, W of Orcutt, Plot #11 ~5,205 feet NW of Solomon Rd. bridge
CAS-BOT650016CASSonchus oleraceusMain, Gerald1261975-4-26 Contra CostaBlack Hawk Ranch: NE of Ranch house
RSA474092RSASonchus oleraceusMalcolm M. Rices.n.1924-4-17 Santa BarbaraStrip in front of State College.
RSA474091RSASonchus oleraceusMalcolm M. Rices.n.1924-4-17 Santa BarbaraIn front of State College. Waste lands in valleys.
MCCC384MCCCSonchus oleraceusMarcia Snyder1982-3-18 MendocinoHesser House
POM37304RSASonchus oleraceusMarcus E. Joness.n.1881-6-1 Santa CruzSanta Cruz.
POM122397RSASonchus oleraceusMarcus E. Joness.n.1926-9-09 Los AngelesCatalina Island.
POM160622RSASonchus oleraceusMarcus E. Joness.n.1929-3-25 Santa BarbaraSanta Cruz Island.
SD154486SDSonchus oleraceusMargaret Fillius112004-3-1 San DiegoSouth West section of Rose Canon
RSA658716RSASonchus oleraceusMargaret Murphy0026-C1983-5-15 Riversidelocated in the north section of parsel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead.
SD176377SDSonchus oleraceusMargaret R. Mulligan12562005-7-26 San DiegoMcGinty Mountain Ecological Reserve (California Fish & Game). SE of city El Canon. SE of intersection of Willow Glen Dr and Hillsdale Rd, near old gravel pits in the Sweetwater River Floodplain.
SD190979SDSonchus oleraceusMargaret R. Mulligan16792007-3-26 San DiegoCanon Marine Corps Base, White Beach Training Area, ca. 0.8 mi S of 41 Area (Las Flores), ca. 1 W of Shingle Bluff, E of I-5.
SD190980SDSonchus oleraceusMargaret R. Mulligan15642007-3-15 San DiegoCanon Marine Corps Base, Skull Canon in the Uniform Training Area. 0.6 W of I-5 at La Flores (41 Area).
SD193646SDSonchus oleraceusMargaret R. Mulligan19152007-4-17 San DiegoCanon Marine Corps Base, Case Springs within Echo Training Area. Land surrounding southern pond, W of Case Springs Rd (Roblar Rd).
SD193647SDSonchus oleraceusMargaret R. Mulligan18622007-4-9 San DiegoCanon Marine Corps Base, Santa Margarita River, on North River Road ca. 3 miles NW of its intersection with Macs Road (accessed by Stuart Mesa).
SD200729SDSonchus oleraceusMargaret R. Mulligan21602008-3-26 San DiegoCanon Marine Corps Base, Papa One Training Area, west side of Pulgas Lake.
SD200730SDSonchus oleraceusMargaret R. Mulligan23862008-4-18 San DiegoCanon Marine Corps Base, Bravo Three Training Area, ca. ? mi southeast of San Mateo (62 Area), ca. 1 mi west of San Mateo Road, just southeast of Impact Area 30.
SD200731SDSonchus oleraceusMargaret R. Mulligan18432007-4-9 San DiegoCanon Marine Corps Base. Santa Margarita River, on road parallel to river just east of Stuart Mesa Road.
SD200732SDSonchus oleraceusMargaret R. Mulligan23572008-4-18 San DiegoCanon Marine Corps Base, San Onofre Creek area, Alpha Two Training Area, south of Basilone Road, ca. « mi east of San Onofre Mobile Home Park.
SD201419SDSonchus oleraceusMargaret R. Mulligan23302008-4-18 San DiegoCanon Marine Corps Base, San Onofre Creek area, Alpha Two Training Area, ¬ mi south of Basilone Road, ca. « mi east of San Onofre Mobile Home Park.
SD201421SDSonchus oleraceusMargaret R. Mulligan26862009-3-5 San DiegoCanon Marine Corps Base, Red Beach Training Area, beach along coast on NW edge of Santa Margarita River outlet, in Least Tern exclosure.
SD201422SDSonchus oleraceusMargaret R. Mulligan29052009-4-9 San DiegoCanon Marine Corps Base, Juliet Training Area, along tributary of San Luis Rey River, just E of San Luis Rey Housing Area.
SD203282SDSonchus oleraceusMargaret R. Mulligan27462009-4-9 San DiegoCanon Marine Corps Base, Lima Training Area, Windmill Canon, just east of southern tip of Memorial Golf Course (18 Area).
SD205511SDSonchus oleraceusMargaret R. Mulligan22392008-4-17 San DiegoDel Dios Highlands County Preserve, eastern side of peak, approx. ? mi W on trail (road) from Del Dios Highway parking lot, N of Lake Hodges.
UCR171992UCRSonchus oleraceusMargaret R. Mulligan12562005-7-26 San DiegoMcGinty Mountain Ecological Reserve (California Fish & Game). SE of city El Canon. SE of intersection of Willow Glen Dr and Hillsdale Road. San Diego Atlas Square R14
SD165760SDSonchus oleraceusMark A. Elvin39452005-2-5 San DiegoW side of Otay Mtn; 1.5km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of ONeal Canon.
SD233770SDSonchus oleraceusMark A. Elvin26332003-5-3 San DiegoPeninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canon, ca. 1 N of the Mexican border, slopes above the Tijuana River (Otay Mountain 7.5' Q).
IRVC105447IRVCSonchus oleraceusMark A. Elvin26332003-5-3 San DiegoSE side of Otay Mountain, W Marron Valley, mouth of Mine Canon, ca. 1.0 N of Mexican border, slopes above the Tijuana River
IRVC105448IRVCSonchus oleraceusMark A. Elvin39452005-2-5 San DiegoW side of Otay Mtn; 1.5km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canon. Rocky (granite) clay with scattered clay lenses; SD Plant Atlas grid V14
RSA682260RSASonchus oleraceusMark A. Elvin26332003-5-3 San DiegoPeninsular Ranges, San Ysidro Mountains: SE side of Otay Mtn., western Marron Valley, mouth of Mine Canon, ca. 1 N of Mexican border, slopes above Tijuana River; Otay Mountain 7.5'
UCR128629UCRSonchus oleraceusMark A. Elvin26332003-5-3 San DiegoSE side of Otay Mtn., western Marron Valley, mouth of 'Mine Canon,' c. 1 km north of the Mexican border, slopes above the Tijuana River
UCR154237UCRSonchus oleraceusMark A. Elvin39452005-2-5 San Diegowest side of Otay Mountains, 1.5 km SSE of Savage Dam (Otay Lake); north of County Prison, near tributary to Otay River, north of O'Neal Canon
UCR237816UCRSonchus oleraceusMark A. Elvin22902003-2-2 OrangeSan Joaquin Marsh, UCI campus SSE of intersection of Jamboree Blvd. and Campus Dr.
UCR238116UCRSonchus oleraceusMark A. Elvin19832002-5-4 San DiegoOtay Mountain near Doghouse Junction, off Otay Mountain Truck Trail and below radio towers
UCSB050852UCSBSonchus oleraceusMark A. Elvin59132007-3-8 IrvineUniversity of California, Irvine, San Joaquin Marsh Ecological Preserve.
UCSB028455UCSBSonchus oleraceusMark Bagley441973-5-27 Santa Barbara100 yards west of Coal Oil Point Reserve, UCSB
RSA647892RSASonchus oleraceusMark Breidenbaugh301992-5-24 Orange1000 ft. northwest of Chino Hills State Park Boundary.
RSA594990RSASonchus oleraceusMark Hoefs26331996-4-06 Los AngelesSanta Catalina Island. End of Renton Mine Road.
CATA1451CATASonchus oleraceusMark L. Hoefs26331996-4-06 Los AngelesSanta Catalina Island: End of Renton Mine Road
CATA1193CATASonchus oleraceusMark L. Hoefs21981995-5-30 Los AngelesSanta Canon Road
CATA855CATASonchus oleraceusMark L. Hoefs16641992-3-30 Los AngelesSanta Catalina Island: Little Harbor
CATA848CATASonchus oleraceusMark L. Hoefs16561992-3-29 Los AngelesSanta Catalina Island: Above upper circle of Las Lomas Drive, Avalon
CATA1249CATASonchus oleraceusMark L. Hoefs23291995-1-27 Los AngelesSanta Catalina Island: Ballast Point at Catalina Harbor
CATA1093CATASonchus oleraceusMark L. Hoefs20431995-5-16 Los AngelesSanta Canon, near road to Two Harbors
UCSB_SCIRH00114UCSBSonchus oleraceusMarla Daily1651976-9-17 Santa BarbaraBeach spring at , Valley Anchorage, Santa Cruz Island.
UCSB_SCIRH00115UCSBSonchus oleraceusMarla Daily3611977-6-05 Santa BarbaraFirst creek crossing east of top of Centinella grade, Santa Cruz Island.
UCSB_SCIRH00116UCSBSonchus oleraceusMarla Daily1621976-9-17 Santa BarbaraValley Anchorage, Santa Cruz Island.
SBBG151065SBBGSonchus oleraceusMartin A. Piehl631801963-5-05 Santa BarbaraSanta Barbara Island: Above Landing Cove
SBBG151066SBBGSonchus oleraceusMartin A. Piehl631601963-5-05 Santa BarbaraSanta Barbara Island: Mouth of Middle Cyn.
UCSB028300UCSBSonchus oleraceusMartin Fletcher1591979-10-11 Santa BarbaraOn the rim of the Sacate Creek outlet
UCSB028299UCSBSonchus oleraceusMartin Fletcher8591981-5-19 Santa Barbara100 yds. N. of Rancho Real on the West rim of Agua Caliente
UCSB028337UCSBSonchus oleraceusMartin Fletcher1861979-12-07 Santa Barbara0.1 mile north of Rancho Real up Canada de Sacate
UCSB028347UCSBSonchus oleraceusMartin Fletcher7601981-4-09 Santa Barbara2.9 miles north of the coast on the east rim of Alegria Canon
UCSB028346UCSBSonchus oleraceusMartin Fletcher8151981-5-07 Santa Barbara2.2 miles north of the coast on the east branch of Alegria Canon
UCSB028335UCSBSonchus oleraceusMartin Fletcher8161981-5-07 Santa Barbara2.2 miles north of the coast on the east branch of Alegria Canon
UCSB028339UCSBSonchus oleraceusMartin Fletcher6101980-5-31 Santa BarbaraIn a slide area along Arroyo Bulito 0.4 miles north of the waterfalls
CAS-BOT374729CASSonchus oleraceusMartineau, Robert2111974-5-12 Santa ClaraFoothills Park, City of Palo Alto. Foothills of the eastern side of the Santa Cruz Mountains. Five miles south of center of Palo Alto. Los Trancos Trail
RSA0065996RSASonchus oleraceusMary A. Hawke1122008-3-5 San DiegoDehesa; Fish & Wildlife Refuge; 0.18 mi E of intersection Willow Glen Road and Dehesa Road; just N of Singing Hills Golf Course. Square Q14.
SD252046SDSonchus oleraceusMary Ann Hawke1122008-3-5 San DiegoDehesa; Fish & Wildlife Refuge; 0.18 mi E of intersection Willow Glen Road and Dehesa Road; just N of Singing Hills Golf Course
RSA621071RSASonchus oleraceusMary DeDecker43091977-6-16 InyoPanamint Mountains, west side.: Surprise Canon narrows.
SD00039703SDSonchus oleraceusMary Ellen Walther472017-3-24 San DiegoLa Jolla; Soledad National Park; near 75 yards NW of parking lot on Soledad Park Road
SD253036SDSonchus oleraceusMary Jo Churchwell8392014-2-20 San DiegoAnza-Borrego Desert State Park; Cottonwood Spring; about 3 miles E of Ranchita; and 0.78 air mile W of junction of Old Culp Valley Road and County Highway S-22.
SD253699SDSonchus oleraceusMary Jo Churchwell8232014-1-2 San DiegoAnza-Borrego Desert State Park; Big Spring; 4.80 miles ESE of Ranchita; 1.21 miles ESE of junction Old Culp Valley Road and S-22.
UC691439UCJEPSSonchus oleraceusMary L. Bowerman13691932-4-27 Contra Costaw facing bank of ridge w Riggs Canon (Oyster Ridge, Mount Diablo); Mount Diablo, s face Oyster Ridge
UC691778UCJEPSSonchus oleraceusMary L. Bowerman4161930-8-24 Contra CostaMitchell Canon , Mitchell Canon (Mount Diablo)
UC691790UCJEPSSonchus oleraceusMary L. Bowerman28131935-4-12 Contra CostaNorth Road Mount Diablo (Mount Diablo)
DAV353841DAVSonchus oleraceusMary M. Hektner1031974-7-02 SonomaSonoma County: Near State Highway 1, Sea Ranch, Unit 28 Owner's Map.
DAV353824DAVSonchus oleraceusMary M. Hektner1671974-7-25 SonomaSonoma County: Galleon's Reach, Unit 3 Owner's Map, Sea Ranch, near State Highway 1.
SD5099SDSonchus oleraceusMary S. Snyders.n.1899-3-25 San DiegoPacific Beach
SD163808SDSonchus oleraceusMaryAnn Brooks-Gonyer632005-2-15 San DiegoApproximately 10 miles north of Escondido on western edge of Valley Center, Circle R Drive, where road takes turn to the north, approx 1 mile east of Old Highway 395
SD163809SDSonchus oleraceusMaryAnn Brooks-Gonyer1622005-5-6 San DiegoApprox. 7 miles north of Escondido on Champagne Blvd, about 1/10 mile south of Lawrence Welk Drive
SD172772SDSonchus oleraceusMaryAnn Brooks-Gonyer3282005-6-10 San DiegoJust north of Gopher Canon Road, approx. 9 miles north of city of Escondido, about 1/2 mile west of intersection with I-15.
SD172774SDSonchus oleraceusMaryAnn Brooks-Gonyer2422005-5-23 San DiegoAbout 10 miles north of city of Escondido, east of Champagne Blvd, at intersection with Gopher Canon Road.
CAS-BOT374709CASSonchus oleraceusMcClintock, Elizabeths.n.1963-3-14 San MateoSan Bruno Mountain. South Power Line Ridge
CAS-BOT374598CASSonchus oleraceusMcGregor, E. A.20081917-2-5 ImperialColorado Desert. 2 mi south of El Centro
SD266208SDSonchus oleraceusMeghan Dinkins252010-3-17 San DiegoCanon; W of Stuart Mesa Road; Victor Training Area; near 200 yards N of Southbound Rest Area on I-5
SD196317SDSonchus oleraceusMelanie S. Johnson302005-5-12 San DiegoOtay, Lower Otay Lake, just N of Buschalaugh Cove, South of Otay Lakes Road, mesa located immediately South of Lower Otay Lake - MSCP Dudleya variegata, Bloomeria clevelandii, Vernal Pools monitoring site
UCR186712UCRSonchus oleraceusMelissa Lippincotts.n.2007-6-28 Kern1.2 mi. ENE of Grapevine Peak. survey area 2.7D, west of Liveoak Canon
OBI145833OBISonchus oleraceusMelissa Luckow601980-5-20 San Luis ObispoPoly Cyn, near the end of the rd on the N side
SD194926SDSonchus oleraceusMelvin M. Sweet4162007-5-10 San DiegoCity of San Diego; 0.2 NE of inters.of Eastgate Mall and Genesee Ave, 1.6 mi SE of inters.of I-5 and I-805. Near top of canyon running form Eastgate Mall to Roselle St.
SD215918SDSonchus oleraceusMelvin M. Sweet7852009-4-15 San DiegoAnza-Borrego Desert State Park, Coyote Canon; about 1/2 mile below the Second Crossing; 7.5 miles NW of the intersection of DiGiorgio Rd and County Hwy S22 in Borrego Springs.
RSA733222RSASonchus oleraceusMelvin M. Sweet4162007-5-10 San DiegoCity of San Diego; 0.2 NE of inters. of Eastgate Mall and Genessee Ave, 1.6 mi SE of inters. of I-5 and I-805. Near top of canyon running form [from] Eastgate Mall to Roselle St.
CDA0043770CDASonchus oleraceusMelvin M. Sweet7852009-4-15 San DiegoAnza-Borrego Desert State Park, Coyote Canon; about 1/2 mile below the Second Crossing; 7.5 miles NW of the intersection of DiGiorgio Rd and County Hwy S22 in Borrego Springs. Square: D23.
CAS-BOT374603CASSonchus oleraceusMeng, Noraine4021967-5-22 KernNaval Weapons Center, China Lake
CAS-BOT374604CASSonchus oleraceusMeng, Noraine4021967-5-22 KernNaval Weapons Center, China Lake
CAS-BOT374694CASSonchus oleraceusMerkel, Terrence J.451950-5-21 San FranciscoBetween Lake Merced and the San Francisco Golf Club, San Francisco
RSA0085522RSASonchus oleraceusMeryl B. Dunkle74501940-3-21 Santa BarbaraEast slope, Santa Barbara Island.
SD188788SDSonchus oleraceusMichael G Simpson26562006-5-2 San DiegoIron Mountain area, Poway, along hiking trail NE of pond, 1 mile NNW of Iron Mtn peak, 1 NE of junction of Hwy 67 and Poway Road.
SD188789SDSonchus oleraceusMichael G Simpson24072003-5-3 San DiegoOtay Mountain watershed, Miner?s canyon, ca. 0.6 miles north of Marron Road.
SD218608SDSonchus oleraceusMichael G. Simpson32582010-5-22 San DiegoTorrey Pines State Park, southern end, near fence at golf course near Torrey Pines Park Road, ca. 0.6 mile southeast of Visitor?s Center. San Diego.
UCR188396UCRSonchus oleraceusMichael G. Simpson24072003-5-3 San DiegoMiners Canon, c. 0.6 miles north of Marron Road
IRVC113372IRVCSonchus oleraceusMichael G. Simpson43802020-4-17 OrangeForster Canon Trail system, along narrow side trail
IRVC113770IRVCSonchus oleraceusMichael G. Simpson42762019-6-8 OrangeAlong canyon bottom, ca. 0.3 mile north of Forest Rte 3S04, ca. 3.6 miles along road from Hwy 74 (Ortega Highway). Santa Ana Mountains.
IRVC113417IRVCSonchus oleraceusMichael G. Simpson44332020-5-20 OrangeRonald W. Canong Bell Canon trail.
RSA756774RSASonchus oleraceusMichael Honer20722005-3-14 San BernardinoMetropolitan Water DistrictWhipple Mountains; steep hills appx. 1 air mi. NE of Bandit Pass.
SBBG43832SBBGSonchus oleraceusMichael R. Benedict1971-7-14 Santa BarbaraSan Miguel Island: 0.75 N of Tyler Bight
SBBG43134SBBGSonchus oleraceusMichael R. Benedict1970-4-22 VenturaEast Anacapa Island: N of Coast Guard Compound, E part of island
SBBG47994SBBGSonchus oleraceusMichael R. Benedict1968-11-02 Santa BarbaraSanta Cruz Island: Buena Vista
SBBG51808SBBGSonchus oleraceusMichael R. Benedict1968-3-21 Santa BarbaraSanta Cruz Island: near S end of Christi beach
SBBG51708SBBGSonchus oleraceusMichael R. Benedict1967-8-29 Santa BarbaraSanta Cruz Island: W side of mouth of Horqueta Cyn, ca. 2 mi E of Laguna Harbor
SBBG91507SBBGSonchus oleraceusMichael R. Benedict1967-9-12 Santa BarbaraSanta Cruz Island: mouth of Water Cyn, ca. 0.5 mi E of Prisoners Harbor
SBBG43141SBBGSonchus oleraceusMichael R. Benedict1970-4-22 VenturaEast Anacapa Island: NW of lighthouse, E part of island
CATA2799CATASonchus oleraceusMichael R. Benedict1971-7-14 Santa BarbaraSan Miguel Island: 3/4 mile north of Tyler Bight, west end of island
CATA2798CATASonchus oleraceusMichael R. Benedict1968-11-02 Santa BarbaraSanta Cruz Island: Buena Vista
CATA2797CATASonchus oleraceusMichael R. Benedict1970-4-22 VenturaEast Anacapa Island: North of Coast Guard Compound, east part of island
IRVC105445IRVCSonchus oleraceusMichael Simpson24072003-5-3 San DiegoOtay Mtn watershed; Mine Cyn, ca. 0.7 N of Marron [Valley] Road.
UCR48135UCRSonchus oleraceusMichael Theroux5191983-4-10 Kernmouth of Kern Canon, southeast of Hwy 178, steep slopes from dirt roadside to crest
SD221950SDSonchus oleraceusMike Bigelow2372010-4-12 San DiegoBorrego Springs; 1010 Palm Canon Drive, just E of Di Giorgio Rd.
SD256432SDSonchus oleraceusMike Bigelow4192015-3-23 San DiegoBorrego Springs; 180 yards NE of intersection Palm Canon Drive and Di Giorgio Road, yard
SD256433SDSonchus oleraceusMike Bigelow4202015-3-23 San DiegoBorrego Springs; 180 yards NE of intersection Palm Canon Drive and Di Giorgio Road, yard
SD174397SDSonchus oleraceusMike D. Angel3032005-11-25 San DiegoCity of San Diego in Urban Canon just N of Mission Valley. Approx 1« mi NE of junction of I-8 and SR-163, just W of Mission Center Road at NW terminus of Sevan Ct. Trail begins at end of cul-de-sac.
SD194928SDSonchus oleraceusMike D. Angel3832006-4-21 San DiegoCity of San Diego in Urban Canon just N of Mission Valley. Approx 1« mi NE of junction of I-8 and SR-163, just W of the Mission Center Road and Sevan Court junction (where the access roads to power line towers are located.)
SD198275SDSonchus oleraceusMike D. Angel5522008-1-26 San DiegoCity of San Diego, 2.5 miles east of I-805 on Mira Mesa Blvd, 1/2 mile south of Mira Mesa Boulevard onCamino Santa Fe. Follow trail along stream bed west.
SD235917SDSonchus oleraceusMike D. Angel7112009-4-12 San DiegoOlivenhain; along Escondido Creek, about 1.5 mile W of Olivenhain, area S of Rancho De Mayo, area near Little Oaks Park
IRVC105435IRVCSonchus oleraceusMike Munier5011965-4-10 OrangeNewport Beach, Back Bay
OBI145813OBISonchus oleraceusMike Wemp381972-3-29 San Luis ObispoAbout 1/2 W of Montana de Oro state park campground
SDSU13820SDSUSonchus oleraceusMiller, W.1972 Riverside
UC147612UCJEPSSonchus oleraceusMiss Harriet A. Walker13301908-6-27 PlacerBlue Canon
UCR114473UCRSonchus oleraceusMitch Provance8421998-7-04 San BernardinoCity of Colton, 0.5 km- 0.75 km north of Little Highgrove Peak (1478); La Loma Hills
UCR182349UCRSonchus oleraceusMitch Provance65912005-5-17 RiversideTerra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site
UCR266454UCRSonchus oleraceusMitch Provance103362009-4-7 KernWhite Wolf Grade, c. 6 miles ENE of Arvin, N side of Bear Mountain Blvd. (Hwy 223)
SHTC1091SHTCSonchus oleraceusMohler, R. W.91994-3-21 San JoaquinNear Ripon on HIghway 99 roadside at Stanislaus River bridge
SHTC6268SHTCSonchus oleraceusMohler, R.W.91994-3-21 San JoaquinNear Ripon on Hwy 99 roadside at the Stanislaus RIver Bridge
UCSB028362UCSBSonchus oleraceusMoles, R.61988-5-15 Santa BarbaraCorner of Hollister Ave. and Los Carneros Rd., Goleta
LA00638574LASonchus oleraceusMonte Lloyd500731p9531950-7-31 Los AngelesSanta Monica Mountains; University of California at Los Angeles Campus
DAV353825DAVSonchus oleraceusMorris Halperins.n.1929-5-01 AlamedaAlameda County: streets of Berkeley.
POM361387RSASonchus oleraceusN. C. Cooper20181942-10-01 Los AngelesHancock Bld. campus. Univ. So. Calif. Growing in bed of Pfitzer Juniper.
UC1070278UCJEPSSonchus oleraceusN. K. Carlson1581936-3-19 San Luis Obispo1.9 mi ese Picacho; Arroyo Grande Quad.
UC1070275UCJEPSSonchus oleraceusN. K. Carlson2071936-3-22 San Luis Obispo1 mi sse Miles; Arroyo Grande Quad.
UCR41347UCRSonchus oleraceusN. Miles Fellows1851985-5-07 Riversidenorth foot of the mountains. Oasis de los Osos Preserve, off Snow Creek Canon, 1 mile west of Snow Creek Village; Oasis de los Osos Preserve
DAV353831DAVSonchus oleraceusN. Nicola0072001-3-14 YoloYolo County: Sacramento Valley, 4 miles west of Woodland, at Canone of Cache Creek.
POM6198RSASonchus oleraceusN. R. Shaws.n.1900-6-11 Los AngelesClaremont.
SD161267SDSonchus oleraceusNancy Nenow302005-2-24 San DiegoAllen Road canyon trail off Ft Stockton Dr. at Hickory St.near top of the canyon (path goes down into Mission Valley and ends at Hotel Circle South) )
SD214839SDSonchus oleraceusNancy Nenow7882009-5-21 San DiegoSan Diego, north side of Balboa Park, about 275 W of Brookes Ave and Richmond St, at the bottom of the canyon south of Cypress Avenue and Vermont Street in Hillcrest.
SD220249SDSonchus oleraceusNancy Nenow14382010-8-28 San DiegoCleveland National Forest; Puerta La Cruz Road; 2 miles SE Mitchell Camp Road and Chihuahua Valley Road; 5.7 miles N of Warner Springs and Hwy 79
SD220250SDSonchus oleraceusNancy Nenow13912010-8-4 San DiegoWarner Springs Ranch west of highway 79 and just south of the golf club parking lot.
SD220251SDSonchus oleraceusNancy Nenow9282010-4-6 San DiegoCity of San Diego; Mira Mesa; N of Rimridge Lane, near W end of Camino Ruiz Park off Camino Ruiz at it's northern end.
SD248962SDSonchus oleraceusNancy Nenow15532011-1-22 San DiegoLa Jolla; about 300 yards SW of intersection Expedition Way and N Torrey Pines Road; west of Torrey Pines Road along walking trail on open mesa.
SD249986SDSonchus oleraceusNancy Nenow23602012-3-15 San DiegoPacific Beach; canyon trail about 850 yards NW of intersection Clairmont Drive and Balboa Ave; at north end of Balboa Terrace along canyon trail.
SD249991SDSonchus oleraceusNancy Nenow24562012-4-3 San DiegoCarlsbad; east of Carlsbad Blvd and west of railway tracks; just north of La Costa Ave on the edge of Batiquitos Lagoon
SD251010SDSonchus oleraceusNancy Nenow21702012-2-11 San DiegoEncinitas; Cottonwood Creek Park; W of I-5; just yards north of Encinitas Blvd and east of South Vulcan Ave. along small steam in the park.
SD252550SDSonchus oleraceusNancy Nenow23412012-3-15 San DiegoPacific Beach; in the canyon at the northeast end of Van Nuys Way; E of Rutgers Road; W of Caminito Bayo
SD252551SDSonchus oleraceusNancy Nenow24022012-3-30 San DiegoLeucadia; just east of Highway 5; near southern corner of junction Plato Place and Piraeus Street on vacant mesa.
SD00025438SDSonchus oleraceusNancy Nenow27722017-4-16 San DiegoRancho Santa Fe; western edge of Puerta del Sol Road; south of Linea Del Cielo in vacant lot; 0.25 mile N of junction with Las Palomas.
SD00025439SDSonchus oleraceusNancy Nenow28742017-5-5 San DiegoRancho Santa Fe; vacant lot W of Rambla De Las Flores between La Orilla and Los Morros; west of the Rancho Santa Fe softball park, along horse trail.
SD00029144SDSonchus oleraceusNancy Nenow30622017-5-26 San DiegoSouth San Pasqual Valley; along dirt trail parallel to Bandy Canon Road; near 200 yards west of junction Bandy Canon Road and Santa Ysabel Creek Road
SD00039704SDSonchus oleraceusNancy Nenow28132017-4-18 San DiegoRancho Santa Fe; east of Artesian Road; west of Camino Del Sur; near 300 yards E of San Diegito River and the Lusardi Creek confluence.
RSA0139925RSASonchus oleraceusNaomi Fraga49692015-3-17 VenturaThe Nature Conservancy (TNC). Ormond Beach.; Oxnard 7.5' quad
RSA0139692RSASonchus oleraceusNaomi Fraga54482015-5-27 VenturaThe Nature Conservancy (TNC). Totolcam I owned by The Nature Conservancy, Santa Clara River.; Oxnard
SBBG137411SBBGSonchus oleraceusNaomi Fraga49692015-3-17 VenturaOrmond Beach, Oxnard.
RSA658354RSASonchus oleraceusNaomi Zohman361985-4-28 Los AngelesJunction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork.
UC557746UCJEPSSonchus oleraceusNell Murbarger1051936-3-01 Los AngelesSan Clemente Island
UC557677UCJEPSSonchus oleraceusNell Murbarger1101936-3-01 Los AngelesSan Clemente Island
RSA0103585RSASonchus oleraceusNick Jensen32852015-3-21 KernAmargo Spring at the northern edge of Comanche Point. Tejon Hills.
SBBG108436SBBGSonchus oleraceusNoraine Meng4021967-5-22 KernChina Lake, S side of telephone building
LA00638571LASonchus oleraceusNorman A. Cole350b1964-5-1 Los AngelesSanta Monica Mountains; 9.7 mi from Pacific Coast Hwy along Piuma Rd
LA00638569LASonchus oleraceusNorman A. Cole3501964-5-1 VenturaSanta Monica Mountains; Point Mugu Beach
SD21230SDSonchus oleraceusNorman E. Bilderbacks.n.1938-4-19 Santa BarbaraSanta Barbara Island.
UC674761UCJEPSSonchus oleraceusNorman W. Frazier891942-4-01 TulareVisalia
SD165272SDSonchus oleraceusNuri Pierce562004-8-28 San DiegoLakeside, East end of El Monte Road, El Capitan Reservoir, Upward from the dam
SD169863SDSonchus oleraceusNuri Pierce1492005-3-6 San DiegoLakeside, East end of El Monte Road, El Capitan Reservoir; North facing road cut 0.5 mile W of the dam wall.
SD169864SDSonchus oleraceusNuri Pierce1502005-3-6 San DiegoLakeside, East end of El Monte Road, El Capitan Reservoir; North facing road cut 0.5 mile W of the dam wall.
SD00057887SDSonchus oleraceusOnkar Singh52272015-3-25 San DiegoNaval Weapons Station Seal Beach Detachment Fallbrook, south magazine, study area H.
RSA474130RSASonchus oleraceusOra M. Clark13971928-12-23 VenturaSouth of Ventura
RSA659746RSASonchus oleraceusOrlando Mistretta661992-4-03 Los AngelesSan Clemente Island.
RSA772967RSASonchus oleraceusOrlando Mistretta47762010-4-12 RiversideSan Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm).
RSA661092RSASonchus oleraceusOrlando Mistretta2041992-4-05 Los AngelesGuds, San Clemente Island.