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 17.

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 17).

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
SDSU13820SDSUSonchus oleraceusMiller, W.1972 Riverside
CAS-BOT374556CASSonchus oleraceusParnay, S.s.n.1959-7-8 Unknown
UCSB028337UCSBSonchus oleraceusMartin Fletcher1861979-12-07 Santa Barbara0.1 mile north of Rancho Real up Canada de Sacate
CDA0032157CDASonchus oleraceusM. Beyers8492010-10-9 Sacramento0.5 miles east of Courtland along Wilson Road.
IRVC105444IRVCSonchus oleraceusD.W. Goodall1968-4-02 Imperial1 W of Glamis.
CSUSB93851CSUSBSonchus oleraceusAylin Portillo2019-5-8 San Bernardino1 W. 9th Street, San Bernardino, California.
RSA0036768RSASonchus oleraceusTOAD0013-811981-3-03 Los Angeles1 W. Grondahl, Covina. On NW corner of property.
UC1070275UCJEPSSonchus oleraceusN. K. Carlson2071936-3-22 San Luis Obispo1 mi sse Miles; Arroyo Grande Quad.
UC1070276UCJEPSSonchus oleraceusD. Axelrod1131935-3-17 Santa Barbara1 mi sw Zaca; Lompoc Quad.
UCR33603UCRSonchus oleraceusD.P. Faulkner4721978-4-28 San Bernardino1 mile east of Needles to 2 miles SE along the Colorado River; Eastern Colorado Desert
UCSB028348UCSBSonchus oleraceusBrooks, Terry661963-4-08 Marin1 mile north of Golden Gate Bridge on Fort Baker
POM178031RSASonchus oleraceusJoseph A. Ewan41921931-5-11 Los Angeles1 mile noth Van Nuys Estate, West 6th St.
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.
UCR186712UCRSonchus oleraceusMelissa Lippincotts.n.2007-6-28 Kern1.2 mi. ENE of Grapevine Peak. survey area 2.7D, west of Liveoak Canon
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.
UC1070278UCJEPSSonchus oleraceusN. K. Carlson1581936-3-19 San Luis Obispo1.9 mi ese Picacho; Arroyo Grande Quad.
RSA651291RSASonchus oleraceusDan Milojevich321981-5-03 Los Angeles1/4 mile W. of Rosemead Blvd. at Whittier Narrows Recreation Park.
UCSB028455UCSBSonchus oleraceusMark Bagley441973-5-27 Santa Barbara100 yards west of Coal Oil Point Reserve, UCSB
UCSB028299UCSBSonchus oleraceusMartin Fletcher8591981-5-19 Santa Barbara100 yds. N. of Rancho Real on the West rim of Agua Caliente
RSA647892RSASonchus oleraceusMark Breidenbaugh301992-5-24 Orange1000 ft. northwest of Chino Hills State Park Boundary.
RSA677999RSASonchus oleraceusSarah J. De Groot6962002-5-19 San Diego10678 Cerveza Dr., Hidden Meadows 92026.
CHSC75065CHSCSonchus oleraceusRoger Thom221987-5-26 Contra Costa1100 block of Hillside Ave. Walnut Creek. Roadside.
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)
RSA192182RSASonchus oleraceusE. W. Lathrop49141960-6-08 Riverside14 miles west of Murrieta.
RSA653178RSASonchus oleraceusDavid Barrios291991-5-08 Orange1500 Northwest of Fairmont Ave and Quail cir.; Yorba Linda
SBBG55790SBBGSonchus oleraceusM. J. Edsall31980-3-04 San Luis Obispo1600 block of Fairview Ave
SJSU8162SJSUSonchus oleraceusS.T. Kraten1973-2-28 Santa Clara1616 Hollenbeck Ave., Sunnyvale
JEPS88920UCJEPSSonchus oleraceusRimo Bacigalupi, L. Heckard, P. C. Hutchison82311962-3-16 Orange2 mi n Doheny Beach State Park (along U.S. 101)
UC284186UCJEPSSonchus oleraceusP. A. Munz66801923-4-09 Los Angeles2 mi s Casa Blanca (San Clemente Island); San Clemente Island
CAS-BOT374642CASSonchus oleraceusHardham, Clare B.166591968-6-10 Mendocino2 miles north of Point Arena between Coast Highway and the beach
CAS-BOT374557CASSonchus oleraceusHowell, John Thomass.n.1954-5-16 El Dorado2 miles nw. of Placerville
UCSB028338UCSBSonchus oleraceusCorfman, Nancy411961-3-04 Imperial2 miles south, 2 miles west, 1/2 mile south of McCabe School
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
UCSB028347UCSBSonchus oleraceusMartin Fletcher7601981-4-09 Santa Barbara2.9 miles north of the coast on the east rim of Alegria Canon
SBBG124387SBBGSonchus oleraceusR. Burgess36711999-11-26 Ventura221 Juneau Place, El Rio area, Oxnard
CAS-BOT374714CASSonchus oleraceusPollard, Henry M.s.n.1957-5-13 Santa Barbara222 W. Anapamu St., Santa Barbara
CAS-BOT556934CASSonchus oleraceusGriffith, Gerald2381937-5-18 Kern24th Street Mill Ditch, San Joaquin Valley watershed
RSA474122RSASonchus oleraceusChristopher Davidson151965-4-06 Santa Clara26 W Fremont, Los Altos Hills.
HSC39938HSCSonchus oleraceusLinda M. Barker16441976-7-05 Humboldt3 W of Arcata
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)
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.
CAS-BOT374599CASSonchus oleraceusLarson, K.19751976-1-14 Imperial4 mi. SW of Heber at Central Main Canal
HSC12548HSCSonchus oleraceusC. Kline771970-11-15 Humboldt4.2 N of Trinidad, olf Hwy. 101
RSA474123RSASonchus oleraceusGlenn A. Gorelicks.n.1966-5-01 Yolo418.5 2nd St, Davis.
CAS-BOT374655CASSonchus oleraceusRuckert, Elsa G.11960-2-20 Napa6495 Dry Creek Road. Field southwest of house
SBBG89538SBBGSonchus oleraceusJ. Adams364a1965-7-17 San Bernardino652 S Cactus Ave, Rialto
CAS-BOT374693CASSonchus oleraceusRose, Lewis S.570391957-3-23 San Francisco876 Francisco St., n. slope of Russian Hill
RSA118900RSASonchus oleraceusL. S. Rose570391957-3-23 San Francisco876 Francisco Street, N. slope of Russian Hill.
OBI145813OBISonchus oleraceusMike Wemp381972-3-29 San Luis ObispoAbout 1/2 W of Montana de Oro state park campground
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-BOT374575CASSonchus oleraceusHowell, John Thomas; True, Gordon H.425241967-5-31 TulareAbout 4 1/2 miles east-northeast of Pixley. Near E line of area
CAS-BOT374576CASSonchus oleraceusHowell, John Thomas440281967-11-3 TulareAbout 4.5 miles east-northeast of Pixley
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.
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.
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.
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.
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.
SD159764SDSonchus oleraceusDavid Lawhead12004-4-13 San DiegoAgua Hedionda Lagoon - east end, Southeast of the City of Carlsbad
DAV353828DAVSonchus oleraceusP. B. Kennedys.n.1914--1 YoloAlameda County: Berkeley Hills.
DAV353856DAVSonchus oleraceusBob Rodin1161943-4-16 AlamedaAlameda County: UC Berkeley. Strawberry Canon. Southern slope. West of the Botanical Garden.
DAV353825DAVSonchus oleraceusMorris Halperins.n.1929-5-01 AlamedaAlameda County: streets of Berkeley.
RSA474083RSASonchus oleraceusF. R. FosbergS-31521930-7-07 Los AngelesAlamitos Bay
CAS-BOT374671CASSonchus oleraceusAlpert, Meredyth; McClintock, Elizabeths.n.1974-7-1 San FranciscoAlcatraz Island, San Francisco Bay, San Francisco
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
UCR108410UCRSonchus oleraceusLouis C. Wheelers.n.1968-9-21 Los AngelesAliso Canon, Blum Ranch; San Gabriel Mtns
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) )
CAS-BOT374696CASSonchus oleraceusWiggins, Ira L.222471979-8-26 San MateoAlley between Central and Woodland Avenues, running from Pope to Gilbert Streets, Menlo Park
CAS-BOT374697CASSonchus oleraceusWiggins, Ira L.222471979-8-26 San MateoAlley between Central and Woodland Avenues, running from Pope to Gilbert Streets, Menlo Park
CAS-BOT374582CASSonchus oleraceusHowell, John Thomas291291954-3-1 AlamedaAllston Way near Grove St., Berkeley
UCSB028294UCSBSonchus oleraceusPartsch, M.291977-5-14 Los AngelesAlong Boquet Canon Road 14 mi. south of its junction with Elizabeth Lake Road
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
CAS-BOT374732CASSonchus oleraceusThomas, J. H.13841950-3-30 Santa CruzAlong Ocean Beach just outside of eastern limit of city of Santa Cruz
UCSB028457UCSBSonchus oleraceusDavid L. Magney8631985-3-25 Santa BarbaraAlong Ridge Road on Santa Cruz Island
SD00054009SDSonchus oleraceusJohn Brown4351995-5-10 San DiegoAlong River Road
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.
CAS-BOT374735CASSonchus oleraceusThomas, J. H.12751950-2-26 Santa CruzAlong coast at western end of Cliff Drive, Santa Cruz
RSA185754RSASonchus oleraceusJohn H. Thomas12751950-2-26 Santa CruzAlong coast at western end of Cliff Drive, Santa Cruz.
UCSC8991UCSCSonchus oleraceusAl KeuterAK00-0492012-11-23 Santa CruzAlong outside edge of tennis court fence, in flower bed; Scotts Valley
RSA223963RSASonchus oleraceusCherie L. Wetzel1501967-9-30 AlamedaAlong sandbag levee. Niles Canon and vicinity
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
OBI145838OBISonchus oleraceusHannah Rothlin61981-2-20 San Luis ObispoAlong the W bands of Poly Cyn rd .5 mi past the entrance
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
RSA5505RSASonchus oleraceusC. B. Wolf37591932-6-28 OrangeAlong western half of no. boundary of 40 acre Valencia Orange grove at Bryant Ave. and Hansen Road.
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.
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.
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
RSA651184RSASonchus oleraceusPeter Tolstoys.n.1948-2-01 San BernardinoAlta Loma, w. side Hellman Avenue on McLennan Ranch.
RSA0103585RSASonchus oleraceusNick Jensen32852015-3-21 KernAmargo Spring at the northern edge of Comanche Point. Tejon Hills.
OBI145817OBISonchus oleraceusDavid J. Keil181351984-4-28 San Luis ObispoAmer Cyn are in La Panza Mts
UC134386UCJEPSSonchus oleraceusH. Hemphill1901-1-01 VenturaAnacapa Island
RSA644402RSASonchus oleraceusE. R. Blakley43861961-5-18 VenturaAnacapa Island. Large canyon north side of highest peak on West Island.
RSA474124RSASonchus oleraceusM. B. Dunkle76491940-8-20 VenturaAnacapa Island. Seepage cliff. Spring cave.
RSA644401RSASonchus oleraceusE. R. Blakley49071962-3-31 VenturaAnacapa Island: Flat area near top and center of Middle Island.
SBBG79451SBBGSonchus oleraceusR. Bond3681939-4-16 VenturaAnacapa islands: Anacapa Island
SBBG79449SBBGSonchus oleraceusRalph Hoffmann1929-3-16 VenturaAnacapa islands: Anacapa Island
UC537123UCJEPSSonchus oleraceusLawrence M. Booth12971932-7-21 OrangeAnaheim Marsh
CAS-BOT374629CASSonchus oleraceusRaven, Peter H.; Johnson, Michael P.211981967-5-1 MarinAngel Island. Slopes above Hospital Cove, west side of island
UCR260393UCRSonchus oleraceusR.G. Swinney132832010-6-21 Los AngelesAngeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring
RSA474102RSASonchus oleraceusRobin S. Collins2651973-5-15 Los AngelesAngeles National Forest; Trail Canon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail.
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
RSA679271RSASonchus oleraceusValerie L. Soza12152001-5-14 Los AngelesAngeles National ForestSanta Anita 1999 Fire area, above Santa Anita Canon, ca. 0.7 mile west of the Santa Anita Dam.; Mount Wilson
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
RSA176778RSASonchus oleraceusJohn H. Thomas101121963-5-20 San MateoAno Nuevo Island, about 0.5 mile off shore and about 20 miles NW of Santa Cruz.
CAS-BOT374701CASSonchus oleraceusThomas, John H.101121963-5-20 San MateoAno Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz
UCSC7783UCSCSonchus oleraceusBecky Hendrickss.n.2012-5-16 San MateoAno Nuevo State Park
CAS-BOT374741CASSonchus oleraceusKnight, Walters.n.1965-3-1 Contra CostaAntioch dunes
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.
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
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.
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.
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.
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.
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.
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.
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.
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
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.
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.
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.
SD169865SDSonchus oleraceusRobin Halford552005-2-8 San DiegoApprox 3 N of Borrego Springs, 536 Indian Head Ranch Rd, 1.5 mi N from intersection with Henderson Canon Rd.
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
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
UCSC100003130UCSCSonchus oleraceusSierra StrombergSS 00052019-4-12 Santa CruzApproximately 30 meters north of coastal campus building, adjacent to the north side of the parking lot entrance and bike path.
HSC6223HSCSonchus oleraceusJ.W. Johnson12161962-4-08 HumboldtArcata, Mad River Co. Park
HSC6224HSCSonchus oleraceusJ.W. Johnson10431961-8-17 HumboldtArcata, W.M. Lanphere Farm, Samoa Peninsula.
OBI145825OBISonchus oleraceusDavid J. Keil147101981-5-16 San Luis ObispoArea around Arroyo de la Cruz near its crossing of hwy 1
CAS-BOT374654CASSonchus oleraceusDurham, Floyd6021942-8-23 MontereyArnold House. Frances Simes Hastings Natural History Reservation, upper Carmel Valley about 2 miles northeast of Jamesburg
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.
CHSC31659CHSCSonchus oleraceusL. Ahart17821978-7-15 ButteAround the garden, Peter Ahart Ranch, Honcut.
THRI-SEKI2292THRISonchus oleraceusRockwell, Jack A.67-03841968-2-28 UnknownAsh Mtn Hq Area
RSA95048RSASonchus oleraceusF. W. Peirsons.n.1920-4-22 Los AngelesAt 1 New York Drive, Altadena.
SDSU00536SDSUSonchus oleraceusWedberg, H.7461961-12-23 San DiegoAt 9544 Rawlins Way, Santee.
CAS-BOT374597CASSonchus oleraceusTracy, Joseph P.138051935-5-16 HumboldtAt Eureka
CAS-BOT374743CASSonchus oleraceusWells, Mary P.6141985-9-9 SonomaAt Friends House, Rincon Valley, Santa Rosa
CAS-BOT374720CASSonchus oleraceusWiggins, Ira L.29541928-6-5 Santa ClaraAt Museum, Stanford University Campus
SD00054010SDSonchus oleraceusJohn Brown2071994-1-21 San DiegoAt north end of River Road
UCR253621UCRSonchus oleraceusGeorge K. Helmkamp225372014-3-11 NevadaAuburn, southbound on CA-49 about 0.1 mile east of Lincoln Way
UC589564UCJEPSSonchus oleraceusBeryl O. Schreiber7161932-8-03 MarinAvalis Beach , Avalis Beach (Tomales Bay)
RSA474110RSASonchus oleraceusM. B. Dunkle24531931-4-22 Los AngelesAvalon Canon, Santa Catalina Island.
RSA474111RSASonchus oleraceusM. B. Dunkle24681931-4-22 Los AngelesAvalon Canon, Santa Catalina Island.
UCR281363UCRSonchus oleraceusR.G. Swinney165162014-5-15 Los AngelesAzusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead
UCR219444UCRSonchus oleraceusR.G. Swinney101762009-3-26 Los AngelesAzusa, San Gabriel River at El Encanto Azusa River Wilderness Park
UCR210215UCRSonchus oleraceusR.G. Swinney96682008-10-22 Los AngelesAzusa, mouth of San Gabriel Canon, 0.5 mi. upstream from entrance of Old San Gabriel Canon Rd. at El Encanto
RSA707075RSASonchus oleraceusSarah J. De Groot37722004-3-17 San BernardinoBLMWHIPPLE MOUNTAINS: Whipple Wash, ~2.5 hr. walk upstream from powerline road.
RSA704741RSASonchus oleraceusSarah J. De Groot10622003-3-1 San BernardinoBLMWhipple Mountains: Bass Point, along Parker Dam road. Between Colorado River and Parker Dam road.
RSA715871RSASonchus oleraceusSarah J. De Groot16882003-3-18 San BernardinoBLMWhipple Mountains: Tamarisk grove along Havasu Palms road.
IRVC105429IRVCSonchus oleraceusR. Acevedo1965-5-05 OrangeBack Bay
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.
JEPS37524UCJEPSSonchus oleraceusWillis L. Jepson67701916-4-16 KernBakersfield Bakeresfield
CAS-BOT555824CASSonchus oleraceusGriffith, Gerald451937-3-28 KernBakersfield--City Lot: 201 Clyde St., San Joaquin Valley watershed
POM292651RSASonchus oleraceusLyman Benson32931932-4-11 KernBakersfield. Kern River Watershed.
POM292655RSASonchus oleraceusArthur L. Cohen561934-2-26 KernBakersfield. Kern River Watershed.
RSA474105RSASonchus oleraceusB. Gustafson21211981-3-18 Los AngelesBallona Wetlands, Area 3 Common weed throughout all 3 areas.
UCSB028344UCSBSonchus oleraceusUllman, Sydney311956-3-12 Santa BarbaraBank of estuary at Arroyo Burro Beach
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.
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.
CAS-BOT374567CASSonchus oleraceusLindholm, Raymonds.n.1961-2-24 RiversideBanning
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
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
CAS-BOT374563CASSonchus oleraceusHolt, Ward B.s.n.1952-10-12 MaderaBass Lake
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.
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
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.
UCSB_SCIRH00114UCSBSonchus oleraceusMarla Daily1651976-9-17 Santa BarbaraBeach spring at , Valley Anchorage, Santa Cruz Island.
CHSC8151CHSCSonchus oleraceusM. Banning331969-4-07 MarinBear Valley rd., 1 N. of Pt. Reyes Park headquarters.
UCR92614UCRSonchus oleraceusScott D. White19371994-3-29 RiversideBeaumont Badlands, near county dump and old DeAnza Cycle Park, north of Hwy 60
SD205515SDSonchus oleraceusVictoria Marshall8882008-5-11 San DiegoBeeler Canon, Poway; near The Pond; collection area ca 0.5 mi SW of the intersection of Poway Rd and Pomerado Rd., and 0.4 W of intersection of Pomerado Rd. and Stowe Dr.
CAS-BOT374572CASSonchus oleraceusAhart, Lowell38731982-10-11 SutterBelow the bridge on Pass Road, a little east of the Gass [Gas] Compression Station, Sutter Buttes
UC36529UCJEPSSonchus oleraceusJ. Burtt Davy1893-6-03 AlamedaBerkeley
UC36527UCJEPSSonchus oleraceusJ. Burtt Davy1893-6-03 AlamedaBerkeley
UC36528UCJEPSSonchus oleraceusJ. Burtt Davy41893-6-01 AlamedaBerkeley
RSA0093419RSASonchus oleraceusBonnie C. Templeton16101931-7-06 AlamedaBerkeley.
CDA0030609CDASonchus oleraceusM. Beyers2922010-3-28 AlamedaBerkeley. Along West Frontage Road (Interstate 80 Frontage Road). east of the Berkeley Marina.
SD221003SDSonchus oleraceusJoe Barth11112011-2-13 San DiegoBetween 649 and 655 Palm Canon Dr, Borrego Springs.
CAS-BOT374731CASSonchus oleraceusThomas, J. H.1938A1950-5-28 Santa CruzBetween Big Basin Junction and Saratoga Summit
CAS-BOT374694CASSonchus oleraceusMerkel, Terrence J.451950-5-21 San FranciscoBetween Lake Merced and the San Francisco Golf Club, San Francisco
CAS-BOT374733CASSonchus oleraceusThomas, J. H.19381950-5-28 Santa CruzBetween Saratoga Summit and Big Basin Junction
CAS-BOT374750CASSonchus oleraceusBlakley, E. R.B-27461959-4-24 VenturaBetween the boat dock and the village. East Anacapa Island
UCR147033UCRSonchus oleraceusGeorge K. Helmkamp88382004-10-8 San Luis ObispoBiddle Regional Park, 7 NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek
CAS-BOT374558CASSonchus oleraceusPollard, Henry M.s.n.1951-8-2 FresnoBig Creek
RSA474128RSASonchus oleraceusM. B. Dunkle83301939-7-23 VenturaBig Creek Canon, San Nicolas Island
RSA596367RSASonchus oleraceusR. G. Swinneys.n1989-8-24 Los AngelesBig Dalton Canon, Glendora Wilderness Park, 1.5 NE of Glendora Mtn Rd.
RSA245275RSASonchus oleraceusBrad W. Klipfel2811973-8-17 HumboldtBig Lagoon Co. Park.
CDA0007670CDASonchus oleraceusT.C. Fuller32711959-10-14 SiskiyouBig Springs Park, Mt. Shasta City.
DAV338163DAVSonchus oleraceusKonshau Duman642019-4-20 GlennBird Haven Ranch, Butte City, on top of levee parallel to northward dirt road.
CAS-BOT374560CASSonchus oleraceusHowell, John Thomas336251958-5-29 InyoBishop
CAS-BOT650016CASSonchus oleraceusMain, Gerald1261975-4-26 Contra CostaBlack Hawk Ranch: NE of Ranch house
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.
RSA160432RSASonchus oleraceusJ. D. Olmsted3081959-3-23 Los AngelesBlanchard park on Pomona college campus by area catching runoff from sprinkling system-common weed.
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
UC147612UCJEPSSonchus oleraceusMiss Harriet A. Walker13301908-6-27 PlacerBlue Canon
SD192402SDSonchus oleraceusVictoria Marshall5762007-6-1 San DiegoBlue Sky Ecological Reserve (Dept of Fish and Game and City of Poway), Poway; entrance to Blue Sky Reserve approx 0.6 mi north of the intersection of Espola and Lake Poway Roads and 0.25 mi south-east of intersection of Espola Rd. and Old Coach Rd.
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
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.
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
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.
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
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
UC2032807UCJEPSSonchus oleraceusDoran, Andrew Scott6772012-3-20 Contra CostaBrooks island loading dock, North side of island.
RSA474131RSASonchus oleraceusJosephine Meyerss.n.1932-9-1 VenturaBroomis [Broome] Ranch, Coast Highway.
CAS-BOT374593CASSonchus oleraceusKnight, Walter; Knight, Irja; Howell, J. T.; McClintock, E.; et al32251978-9-5 Contra CostaBrowns Island. Sandy Knob
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
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.
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.
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.
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
SD193249SDSonchus oleraceusA. C. Sanders311542005-6-22 San DiegoBuena Vista Lagoon Ecological Reserve, Carlsbad, north side of lagoon between Carlsbad Blvd and the RR.
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.
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)
RSA651185RSASonchus oleraceusRichard L. Herrins.n.1948-5-13 Los AngelesBurbank. Corner of Olive Ave. & Kenneth Road
CAS-BOT374631CASSonchus oleraceusHowell, John Thomas212811945-7-8 MarinBurdell
UC1177290UCJEPSSonchus oleraceusJohn Thomas Howell212811945-7-08 MarinBurdell
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.
DAV353838DAVSonchus oleraceusE. M. Johnston140J1915 ButteButte County: Biggs.
CAS-BOT374665CASSonchus oleraceusKnight, Walter; Knight, Irja; Howell, John Thomas14661966-7-28 PlumasButterfly Botanical Area and Vicinity. In Butterfly Canyon
SBBG143628SBBGSonchus oleraceusStephanie M. Calloway18-412018-3-28 Santa BarbaraBy Manzana Camp.
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
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
SHTC136SHTCSonchus oleraceusLemos, Joya102016-3-22 StanislausCSU Stanislaus Canon CSU Stanislaus campus near intersection of Monte Vista Ave. & Andre Ln.
LOB118456LOBSonchus oleraceusD. Green561970-3-24 Los AngelesCSULB Campus, lower campus area
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.
CHSC8560CHSCSonchus oleraceusM. MacArthur1651968-6-12 ButteCa. 5 W of Biology Stockroom in Life Science bld., Chico State College campus.
UCSB028454UCSBSonchus oleraceusWayne R. Ferren18401979-5-08 Santa BarbaraCa. 7 W of berm along W bank of Santa Monica Creek, Carpinteria Salt Marsh, Carpinteria
SBBG113003SBBGSonchus oleraceusK. McEachern164a1993-4-28 San DiegoCabrillo National Monument; Point Loma, N end of park immediately N of maintenance yard
SD00022893SDSonchus oleraceusTiffany Luas-Duffields.n.2003-4-23 San DiegoCabrillo National Monument; west of intersection of bayside trail and paved road; west side of ridge
RSA660568RSASonchus oleraceusLydia Paneri11982-4-17 RiversideCajalco Road, 0.7 miles east of I-15; south of Corona.
OBI145822OBISonchus oleraceusBetty Sheehan81957-10-11 San Luis ObispoCal Poly Campus, Science bldg
OBI145824OBISonchus oleraceusBetty Sheehan191957-10-11 San Luis ObispoCal Poly Campus, Science bldg
OBI145823OBISonchus oleraceusJim Heaston331955-10-13 San Luis ObispoCal Poly, San Luis Obispo
RSA651183RSASonchus oleraceusF. Zuazos.n.1953-2-09 Los AngelesCal Poly, Voorhis Unit, San Dimas, behind the Administration building, near the Post Office.
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
SFV103146SFVSonchus oleraceusK. Tajbakhsh251996-4-13 Los AngelesCalifornia Channel Islands; Catalina Island. Fisherman's Bay. Outside of USC Marine Research Station gates.
CAS-BOT374752CASSonchus oleraceusJunak, Steven A.MA- 1011986-4-22 VenturaCalifornia Islands. Middle Anacapa Island: N edge of terrace, W of Sea Arch Peninsula
UC455896UCJEPSSonchus oleraceusI. J. Condit1910-10-15 San Luis ObispoCalifornia Polytechnic School
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.
CAS-BOT374617CASSonchus oleraceusHowell, John Thomas407671964-6-29 San Luis ObispoCambria
RSA223673RSASonchus oleraceusJ. T. Howell407671964-6-29 San Luis ObispoCambria.
SDSU14540SDSUSonchus oleraceusReiser, Craig H.15-VI-891989-6-15 San DiegoCamp Joseph Pendleton MCB. San Diego County, California. Base Section: Charlie.
SDSU14541SDSUSonchus oleraceusReiser, Craig H.22-VI-901990-6-22 San DiegoCamp Joseph Pendleton MCB. San Diego County, California. Base Section: Oscar I.
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
RSA649383RSASonchus oleraceusA. E. Hershs.n.1950-7-26 Los AngelesCampus UCLA, Botanic garden near NW end.
LA32075LASonchus oleraceusPeter H. Raven1959-9-18 Los AngelesCampus of University of California at Los Angeles
LA212313LASonchus oleraceusL. Hainess.n.1949-7-22 Los AngelesCanoga Park
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.
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).
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).
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.
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).
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.
SD200729SDSonchus oleraceusMargaret R. Mulligan21602008-3-26 San DiegoCanon Marine Corps Base, Papa One Training Area, west side of Pulgas Lake.
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.
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.
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).
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).
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.
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.
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.
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
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
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
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
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.
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
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
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
CDA0012740CDASonchus oleraceusG.F. Hrusa79811990-5-23 SacramentoCanon at S end of American River Bluffs. Natoma Unit-Folsom Lake State Rec. Area.
SDSU00539SDSUSonchus oleraceusLarson, Larry L.1971-5-24 San DiegoCanon betweeen Bayview Mobil Home Park and Chollas Sanitary Fill.
SD210795SDSonchus oleraceusCarolyn Martus1492006-5-24 San DiegoCanon, 100 W of the intersection of Las Pulgas and Stuart Mesa Road, « mi E of Interstate 5.
SD210078SDSonchus oleraceusJon P. Rebman205522010-12-2 San DiegoCanon: Golf Training Area; west of De Luz Road and north of Canong De Luz Creek
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
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
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.
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
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
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
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
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
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
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.
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
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
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
CAS-BOT374569CASSonchus oleraceusTwisselmann, Ernest C.133171967-6-12 San BenitoCanyon of San Benito River, 4 miles below Picacho
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.
SD193250SDSonchus oleraceusA. C. Sanders278262004-5-7 San DiegoCarlsbad, Carlsbad Highlands Ecological Reserve, canyon ca. 1.0 mile southeast of Cerro de la Calavera.
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
SBBG67922SBBGSonchus oleraceusRalph Hoffmann1925-5-07 Santa BarbaraCarpinteria
UC123760UCJEPSSonchus oleraceusH. A. Walker6181907-7-04 MarinCascade Drive Mill Valley (Mill Valley)
UC63155UCJEPSSonchus oleraceusH. M. Hall31481902-5-06 VenturaCasitas Pass
SBBG37183SBBGSonchus oleraceusHenry M. Pollard1970-5-26 VenturaCasitas Pass Rd, ca. 1 N of Ventura River bridge, Foster Park
POM122397RSASonchus oleraceusMarcus E. Joness.n.1926-9-09 Los AngelesCatalina Island.
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
LA210378LASonchus oleraceusJohn Lambrinos96--221996 Santa BarbaraCentral Coast; Vandenberg Air Force Base
CAS-BOT374613CASSonchus oleraceusAbrams, L. R.; Wiggins, I. L.2971931-7-3 Los AngelesChannel Islands. Santa Barbara Island
UCR271058UCRSonchus oleraceusR.G. Swinney150012011-6-6 Los AngelesCharlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways
CHSC424CHSCSonchus oleraceusJ. Turner1930-5-14 ButteChico Creek road.
SBBG108436SBBGSonchus oleraceusNoraine Meng4021967-5-22 KernChina Lake, S side of telephone building
UCR269769UCRSonchus oleraceusA.C. Sanders421212016-3-7 ImperialChocolate Mountains Aerial Gunnery Range, c. 3.5 NE (66 ° ) of Salvation Pass well site
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
UCR292013UCRSonchus oleraceusA.C. Sanders440702020-3-17 ImperialChocolate Mtns. Aerial Gunnery Range, c. 175-375 W of Beal Well
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
UCR104860UCRSonchus oleraceusGeorge K. Helmkamp27291998-2-18 RiversideChuckwalla Valley; 0.3 mile south of Chuckwalla Rd. on Graham Pass Rd.; Colorado Desert
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).
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).
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).
UCR163839UCRSonchus oleraceusA.C. Sanders313592005-7-4 San BernardinoCienaga Seca, Blue Sky Meadow Science Camp, N and W sides of the meadow
UCR114473UCRSonchus oleraceusMitch Provance8421998-7-04 San BernardinoCity of Colton, 0.5 km- 0.75 km north of Little Highgrove Peak (1478); La Loma Hills
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
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.
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
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.
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.
CDA0029554CDASonchus oleraceusM.K. Beyers2682009-11-16 SacramentoCity of Sacramento: in the north eastern portion of the north lot at Sacramento City College.
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.
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.
SD169868SDSonchus oleraceusRichard L. Breisch102005-2-27 San DiegoCity of San Diego, Mission Bay Park, Least Tern nesting site at south end of Mariner's Way, near end of peninsula.
SD170938SDSonchus oleraceusIan Cain202005-6-27 San DiegoCity of San Diego, Point Loma. Famosa Slough, N of intersection of West Point Loma Blvd and Famosa.
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
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.
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.
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.
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.
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.
SD253037SDSonchus oleraceusRichard L. Breisch11042014-5-18 San DiegoCity of San Diego; San Clemente Park south side route 52, just SW of junction I-805 and Highway 52; near Kroc Trail & by the creek.
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.
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.
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.
POM11349RSASonchus oleraceusF. L. Robinson101921-3-17 Los AngelesClaremont, near the Greek [Theater]
POM12323RSASonchus oleraceusF. L. Robinson581921-5-09 Los AngelesClaremont.
POM6199RSASonchus oleraceusArthur M. Cleghorns.n.1902-6-20 Los AngelesClaremont.
POM6198RSASonchus oleraceusN. R. Shaws.n.1900-6-11 Los AngelesClaremont.
RSA482509RSASonchus oleraceusRichard Noyes4941988-4-30 Los AngelesClaremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam.
RSA269894RSASonchus oleraceusB. A. Prigge11391973-6-15 San BernardinoClark Mountain Range, Pachalka Spring, 5.9 miles NW of Mt. Pass.
RSA474114RSASonchus oleraceusChristopher Davidson56921977-5-26 San BernardinoClark Mtn. at Pachalka Spring.
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
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
LOB118455LOBSonchus oleraceusHajer Rawag22017-3-4 OrangeCleveland National Forest, Santa Ana Mountains, Silverado Canon Rd
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
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
SD214840SDSonchus oleraceusReginald Durant152008-6-22 San DiegoCleveland National Forest, along Cutca Trail, 4.5 miles SW of town of Auanga (Highway 79), 1.47 miles NE of Morgan Hill.
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.
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
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
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
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
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
UCR81685UCRSonchus oleraceusJon M. Stewart8541994-5-02 RiversideCoachella Valley, Thermal, Filmore Street & Avenue 66
CAS-BOT374704CASSonchus oleraceusBarry, Margaret A.2401938-4-21 San MateoCoal Mine Ridge
UCSB028450UCSBSonchus oleraceusThomson, Jean911981-5-31 Santa BarbaraCoastal mesa ca. 33 km. west of Isla Vista and 1 km. south of Ellwood Station, Goleta
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.
CHSC8152CHSCSonchus oleraceusK. Henegar821969-5-15 ButteCohasset Road, 1/2 m s of Chico Municipal airport; along w side of road.
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
CAS-BOT374598CASSonchus oleraceusMcGregor, E. A.20081917-2-5 ImperialColorado Desert. 2 mi south of El Centro
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.
CAS-BOT374579CASSonchus oleraceusBassinger, A. J.s.n.1920-10-14 YoloConaway ranch, Woodland
UCR258707UCRSonchus oleraceusR.G. Swinney119332010-3-16 Los AngelesConfluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210
RSA0081323RSASonchus oleraceusR. G. Swinney119332010-3-16 Los AngelesConfluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210.; Sunland 7.5' Q.
LA212314LASonchus oleraceusBill Bozarths.n.1949-7-11 Los AngelesConoga Park
CHSC23344CHSCSonchus oleraceusWillis Ball4681975-3-02 Contra CostaContra Loma Regional Park. In area #5. On the w side of a hill in area #5 ca. 10 yds. e of water on e side of lake.
RSA474126RSASonchus oleraceusM. B. Dunkle83061939-7-22 VenturaCoral Harbor, San Nicolas Island
CAS-BOT374739CASSonchus oleraceusCampbell, Marian L.s.n.1920-8-17 SolanoCordelia
UCSB028362UCSBSonchus oleraceusMoles, R.61988-5-15 Santa BarbaraCorner of Hollister Ave. and Los Carneros Rd., Goleta
UCR77139UCRSonchus oleraceusA.C. Sanders141261993-5-30 San BernardinoCornfield Spring Canon, W slope of Providence Mtns, 4 mi SE of Kelso; East Mojave Desert
IRVC105436IRVCSonchus oleraceusJ. Schram4991965-5-03 OrangeCorona Del Mar, 564 Seaward Rd.
POM202169RSASonchus oleraceusL. M. Booth13051932-7-23 OrangeCorona del Mar, Newport Beach.
IRVC105437IRVCSonchus oleraceusL. Stilgenbauer5001965-4-15 OrangeCorona del Mar; 339 Milford Drive.; 33.59063 -117.86204
IRVC105442IRVCSonchus oleraceusR. Salcido1965-5-08 ?  OrangeCorona.
CAS-BOT374664CASSonchus oleraceusSanders, W. P.s.n.1969-7-4 OrangeCosta Mesa
DAV353813DAVSonchus oleraceusL. Angst91975-3-27 UnknownCounty unknown: exact location unknown.
RSA116801RSASonchus oleraceusW. R. Dudleys.n.1906-5-28 Santa ClaraCourt back of library, Stanford University. The Santa Cruz Mtn Peninsula.
CAS-BOT374742CASSonchus oleraceusKnight, Walter; Knight, Irja3571963-10-3 SonomaCrane Canyon
SD159520SDSonchus oleraceusJon P. Rebman84592003-4-15 San DiegoCrestridge Ecological Reserve: west of La Cresta between Alpine and El Canon
UCR142242UCRSonchus oleraceusJon P. Rebman84592003-4-15 San DiegoCrestridge Ecological Reserve: west of La Cresta between Alpine and El Canon
UCSB028343UCSBSonchus oleraceusHutchinson, Sandra221964-3-24 San MateoCrystal Springs Lake, Sawyer Camp Road, about 2.7 miles off Skyline Blvd., entrance off Millbrae Ave.
POM78965RSASonchus oleraceusI. M. Johnstons.n.1925-7-23 San BernardinoCucamonga Canon. On the scramble around 3rd falls.
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
RSA474103RSASonchus oleraceusF. R. FosbergS-30011930-6-26 Los AngelesCulver Garden.
RSA474082RSASonchus oleraceusF. R. FosbergS-30021930-6-26 Los AngelesCulver Garden.
CAS-BOT374661CASSonchus oleraceusWiggins, Ira L.202971965-10-25 OrangeCurbway on Dorothy Lane near Lincoln Avenue, Fullerton
SDSU00531SDSUSonchus oleraceusGander, Frank F.3291936-5-03 San DiegoCuyamaca Mts.
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.
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
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
CAS-BOT374734CASSonchus oleraceusThomas, J. H.13601950-3-27 Santa CruzDavenport Landing
RSA222979RSASonchus oleraceusGerald L. Benny4921971-5-24 San BernardinoDay Canon, San Bernardino National Forest.
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
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
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
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.
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.
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
RSA474115RSASonchus oleraceusM. B. Dunkle30061933-2-18 San DiegoDel Mar.
RSA474106RSASonchus oleraceusF. R. FosbergS-29651930-6-23 Los AngelesDel Rey.
CAS-BOT374601CASSonchus oleraceusHowell, John Thomas516301976-5-16 KernDelano
RSA300138RSASonchus oleraceusJ. T. Howell516301976-5-16 KernDelano.
UCR290015UCRSonchus oleraceusR.G. Swinney17961A2015-11-20 Los AngelesDelta Flat, at confluence of Big Tujunga Cyn. and Delta Cyn.
RSA0036266RSASonchus oleraceusM. B. Dunkle20131928-10-07 Los AngelesDescanso Canon.
UCR205218UCRSonchus oleraceusR.G. Swinney85342006-6-18 Los AngelesDevil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center
CAS-BOT374630CASSonchus oleraceusFerris, Roxana S.127301954-4-23 MarinDitches near Dillon's Beach Post Office
UC830472UCJEPSSonchus oleraceusI. W. Clokey48201930-5-26 Santa BarbaraDix Canon , Dix Canon (Santa Cruz Island)
UCR26160UCRSonchus oleraceusJohn C. Roos46861949-10-01 OrangeDoheny Beach
SBBG16070SBBGSonchus oleraceusErnest C. Twisselmann79311962-10-20 San Luis ObispoDorothy Twisselmann Ranch
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)
CDA0015245CDASonchus oleraceusG.F. Hrusa143761998-5-08 Contra CostaDow Chemical property at Pittsburg adjacent to shore of San Joaquin River. Sacramento Delta.
OBI145819OBISonchus oleraceusDan Sheehy31978-10-04 San Luis ObispoE facing slope near tennis courts at Tropicana Village, San Luis Obispo
SHTC514SHTCSonchus oleraceusGarcia, R.122016-4-1 StanislausE of 7th street, 1/8 mi S of whitmore Rd.
UCR166869UCRSonchus oleraceusChet McGaughs.n.2005-2-17 ImperialE of Salton Sea, NE of Niland, along Coachella Canons 10-11
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
SBBG67931SBBGSonchus oleraceusM. N. Ackley11651928-12-1 Los AngelesEagle Rock
SBBG43134SBBGSonchus oleraceusMichael R. Benedict1970-4-22 VenturaEast Anacapa Island: N of Coast Guard Compound, E part of island
SBBG43141SBBGSonchus oleraceusMichael R. Benedict1970-4-22 VenturaEast Anacapa Island: NW of lighthouse, E part of island
CATA2797CATASonchus oleraceusMichael R. Benedict1970-4-22 VenturaEast Anacapa Island: North of Coast Guard Compound, east part of island
SBBG9211SBBGSonchus oleraceusE. R. Blakley27461959-4-24 VenturaEast Anacapa Island: between boat dock and the village
SBBG48678SBBGSonchus oleraceusRalph N. PhilbrickB74-1461974-8-05 VenturaEast Anacapa Island: just N of water tank building, old Coast Guard building
IRVC105428IRVCSonchus oleraceusB. Mawdsley5021965-3-30 OrangeEast Bluff at Mar Vista
UCR259402UCRSonchus oleraceusR.G. Swinney136352010-8-30 Los AngelesEast Fork Big Santa Anita Canon from confluence with Big Santa Anita Canon bottom/Gabrieleno Trail to 0.5 mile upstream
RSA629300RSASonchus oleraceusL. C. Wheeler99851967-7-13 San BernardinoEast San Gabriel Mountains: Lytle Creek, Miller Narrows.
SD53603SDSonchus oleraceusE. Norlands.n.1963-7-29 San DiegoEast Spring Valley; Highland Ave.; Along road by abandoned truck crop fields on hilltop;
CAS-BOT374700CASSonchus oleraceusThomas, John H.70541958-3-19 San MateoEast facing slope of San Bruno Mountain, just north of South San Francisco
SD17600SDSonchus oleraceusD. E. Scarberys.n.1937-5-27 San DiegoEast of Ramona
SDSU12903SDSUSonchus oleraceusSimpson, Michael G.4IV98B1998-4-04 San DiegoEast side of Cowles Mtn., halfway up swithback trail, just south of creek, Mission Trails Regional Park.
RSA678347RSASonchus oleraceusSteve Boyd104592003-4-17 RiversideEast side of mouth of Chino Canon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
CAS-BOT374611CASSonchus oleraceusDunkle, M. B.74501940-3-21 Los AngelesEast slope, Santa Barbara Island
RSA0085522RSASonchus oleraceusMeryl B. Dunkle74501940-3-21 Santa BarbaraEast slope, Santa Barbara Island.
UCSB028352UCSBSonchus oleraceusHobbs, E.78-301978-5-20 Santa BarbaraEastern pine forest; Santa Cruz Island
UCR41710UCRSonchus oleraceusG.R. Ballmers.n.1986-3-25 Los AngelesEl Segundo Dunes, back edge of the beach just west of Los Angeles International Airport
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.
SD38305SDSonchus oleraceusEdith A. Purers.n.1932-3-24 Los AngelesEl Segundo sand dunes.
RSA527709RSASonchus oleraceusTimothy S. Ross41561991-3-07 Los AngelesElephant Hill, Western Pomona,.; San Dimas USGS 7.5
RSA529290RSASonchus oleraceusTimothy S. Ross44631991-4-08 Los AngelesElephant Hill: Western Pomona.; San Dimas USGS 7.5'
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
CAS-BOT374680CASSonchus oleraceusHowell, John Thomas312691956-4-22 San FranciscoEmbarcadero at Powell St., San Francisco
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.
UCSC8244UCSCSonchus oleraceusRandy Morgan33591998-9-05 Santa CruzEntrance to Ferrari Quarry (= Olympia Wellfield), across Zayante Road from Trout Farm Inn
SD184682SDSonchus oleraceusJudy Carlstrom1742006-5-30 San DiegoEscondido. Riparian area west of Northwest Parking Lot in Jesmond Dene Park located on North Broadway.
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).
UC582435UCJEPSSonchus oleraceusJoseph P. Tracy138051935-5-16 HumboldtEureka
RSA0045288RSASonchus oleraceusRegina Allens.n.1983-5-24 Los AngelesEvey Canon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino]
SD9000SDSonchus oleraceusUnknowns.n.1947-6-1 San DiegoFallbrook
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
UCR194263UCRSonchus oleraceusR.G. Swinney66711998-8-06 Los AngelesFalls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River
RSA733680RSASonchus oleraceusR. G. Swinney66711998-8-06 Los AngelesFalls Gulch, waterfall 100m above confluence with upper East Fork San Gabriel River.; Mt. San Antonio 7.5'
CAS-BOT374675CASSonchus oleraceusEastwood, Alices.n.1926-10-15 San FranciscoFarallon Isl.
CAS-BOT374666CASSonchus oleraceusHowell, John Thomas277551951-6-29 PlumasFeather River Canyon
CAS-BOT374659CASSonchus oleraceusWiggins, Ira L.205141966-3-5 OrangeField about 1/2 mi. W. of El Toro Post Office, along Highway S-18
UCSB028354UCSBSonchus oleraceusFaraday, Christopher561978-6-02 Santa BarbaraFields at El Colegio Road and Camino Corto Road
UCSB_SCIRH00115UCSBSonchus oleraceusMarla Daily3611977-6-05 Santa BarbaraFirst creek crossing east of top of Centinella grade, Santa Cruz Island.
UCR170067UCRSonchus oleraceusScott D. White109622005-4-19 ImperialFish Creek Mountains
SD184681SDSonchus oleraceusPaul Beiley1152006-6-28 San DiegoFlinn Springs, Flinn Springs County Park, 14787 Olde Hwy 80, 1 mi E of intersection with Lake Jennings Park Rd.
RSA474129RSASonchus oleraceusH. M. Pollards.n.1970-4-07 VenturaFlood-plain of Ventura River north of and near Baldwin Road (RT. 150) crossing
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.
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
IRVC113372IRVCSonchus oleraceusMichael G. Simpson43802020-4-17 OrangeForster Canon Trail system, along narrow side trail
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
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
RSA651186RSASonchus oleraceusDon Blacks.n.1948-4-20 VenturaFound in Montalvo, 100 yards SE of Ventrua [Ventura] Pacific Fruit Growers Association Packing House.
SHTC6915SHTCSonchus oleraceusCarnett, Bryan112018-4-10 StanislausFound in bacckyard garden in Modesto, CA.
SHTC435SHTCSonchus oleraceusGoodfellow, S. & Moll Lee, K.132016-3-30 StanislausFound very close to the river at Knight's Ferry, CA.
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
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
UC123736UCJEPSSonchus oleraceusH. A. Walker6721907-7-07 AlamedaFruitvale
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.
IRVC105426IRVCSonchus oleraceusRobert Lee AllenA6291983-2-12 OrangeFullerton: Hillcrest Park, slope bordering E. Valley View Drive
CAS-BOT374566CASSonchus oleraceusTrue, Gordon H.s.n.1961-7-14 NevadaG. H. True Ranch, 7 miles southwest of Grass Valley on McCourtney Road
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
UCR210546UCRSonchus oleraceusR.G. Swinney97772008-11-7 San BernardinoGlen Helen Regional Park, marsh to the west of the fishing lakes
RSA742439RSASonchus oleraceusR. G. Swinney97772008-11-7 San BernardinoGlen Helen Regional Park, marsh to the west of the fishing lakes; Devore 7.5' Q.
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
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
UCR289664UCRSonchus oleraceusR.G. Swinney169672015-3-28 Los AngelesGlendora, Big Dalton Canon Wilderness Park, Wren Cyn. on Wren-Meacham Trail, 0.2-0.4 mile east of Big Dalton Cyn. Flood Control Channel
UCR281336UCRSonchus oleraceusR.G. Swinney166282014-5-21 Los AngelesGlendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '7 Whitcomb Trail
UCR281610UCRSonchus oleraceusR.G. Swinney165752014-5-19 Los AngelesGlendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway
UCR281427UCRSonchus oleraceusR.G. Swinney166682014-5-27 Los AngelesGlendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin
UCR280569UCRSonchus oleraceusR.G. Swinney164902014-5-13 Los AngelesGlendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014
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.
GMDRC1121GMDRCSonchus oleraceusJ. Andre40482003-5-25 San BernardinoGranite Mtns: Granite Mtns: Mouth of Budweiser Cyn, growing in wet sandy soil in streambed.. Elev. 3788 ft.
RSA0194410RSASonchus oleraceusKatherine S. Ferguson2212018-6-20 KernGrapevine Canon: above bank of stream 50 yards W of bridge on Ferguson property.
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
SBBG110005SBBGSonchus oleraceusClare B. Hardham24621957-7-15 San Luis ObispoGraves Crk, Del Rio Rd
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
LOB118457LOBSonchus oleraceusF. DeVito541970-5-05 RiversideGreen River Camp, Rt. 91, 4 miles W of Corona.
CAS-BOT374726CASSonchus oleraceusThomas, J. H.37911954-3-15 Santa ClaraGrowing between Saratoga and Saratoga Summit
SD118361SDSonchus oleraceusDuffie Clemons9071985-2-17 San DiegoGrowing in fallow garden, Serra Mesa. Ex hort D.C.
RSA661092RSASonchus oleraceusOrlando Mistretta2041992-4-05 Los AngelesGuds, San Clemente Island.
SD38308SDSonchus oleraceusEdith A. Purers.n.1932-7-18 San MateoHalf Moon Bay;
RSA474109RSASonchus oleraceusF. R. FosbergS-44371931-4-01 Los AngelesHamilton canyon, near Avalon, Santa Catalina Island,
POM361387RSASonchus oleraceusN. C. Cooper20181942-10-01 Los AngelesHancock Bld. campus. Univ. So. Calif. Growing in bed of Pfitzer Juniper.
UCR22055UCRSonchus oleraceusSteve Boyd1371980-4-27 RiversideHarford Springs County Park, northwest corner of the Gavilan Plateau; Gavilan Hills
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
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
SHTC7581SHTCSonchus oleraceusL. DenuitAM2019-4-15 MercedHelena Research and Development farm in Merced, CA, in mature almond orchard near sprinkler radius between two trees
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
MCCC384MCCCSonchus oleraceusMarcia Snyder1982-3-18 MendocinoHesser House
RSA677925RSASonchus oleraceusSarah J. De Groot2302002-1-7 San DiegoHidden Meadows 92026 [near Vista?].
RSA680136RSASonchus oleraceusSarah J. De Groot10072003-2-16 San DiegoHidden Meadows: Cerveza Dr.
RSA721117RSASonchus oleraceusAnonymouss.n.1949-6-1 OrangeHigh School Campus.
IRVC105441IRVCSonchus oleraceusRay Nesheia5051965-4-24 RiversideHighway 74 at Elsinore
UC1070277UCJEPSSonchus oleraceusH. L. Person194371932-7-16 HumboldtHighway n Trinidad; Rock Point Quad.
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.
HSC60123HSCSonchus oleraceusM.A. Baker5591978-5-20 HumboldtHoopa Indian Reservation
UC197003UCJEPSSonchus oleraceusF. E., E. S. Clements2681914-5-14 San DiegoHoward Canon , Howard Canon (La Jolla)
UCSB028358UCSBSonchus oleraceusFrederick E. Clements2681914-5-14 San DiegoHoward Canon, La Jolla
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.
DAV353861DAVSonchus oleraceusJames P. Smith68621973-5-26 HumboldtHumboldt County: Scotia Bluffs along the Eel River near Rio Dell.
DAV353796DAVSonchus oleraceusLarry DeBuhr7931973-3-03 ImperialImperial County: Yuha Basin, Pinto Wash; along Highway 98 about 16 miles west of Calexico.
RSA767461RSASonchus oleraceusJ. Mark Porter133982002-3-2 ImperialImperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
RSA0036836RSASonchus oleraceusB. Daniel Stickney361981-5-23 Los AngelesIn San Jose Hills N of Campus of Cal Poly, Pomona.; San Dimas Quad
CAS-BOT374559CASSonchus oleraceusBreedlove, D. E.172931970-3-29 InyoIn Surprise Canyon between Ballarat and Panamint City. Panamint Mountains
RSA0045285RSASonchus oleraceusVirginia Guthrie151983-5-07 San DiegoIn University City on the southwest corner of Genesee Ave. and La Jolla Village Dr.
UCSB028339UCSBSonchus oleraceusMartin Fletcher6101980-5-31 Santa BarbaraIn a slide area along Arroyo Bulito 0.4 miles north of the waterfalls
RSA474091RSASonchus oleraceusMalcolm M. Rices.n.1924-4-17 Santa BarbaraIn front of State College. Waste lands in valleys.
RSA649384RSASonchus oleraceusDick Mosbargers.n.1948-2-22 VenturaIn garden, Mosbarger Ranch, 1 W. Fillmore.
CHSC31658CHSCSonchus oleraceusL. Ahart4741974-6-03 ButteIn 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.
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
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
UCSB028359UCSBSonchus oleraceusGray, Violet0011980-1-19 Santa BarbaraIn yard at 7363 Freeman Pl., Goleta
SD187368SDSonchus oleraceusScott D. White101752004-4-16 RiversideIndian Creek and adjacent slopes.
OBI145835OBISonchus oleraceusDavid J. Keil147351981-5-19 San Luis ObispoIndian Knob. Upper slopes of Indian Knob
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
RSA234633RSASonchus oleraceusR. F. Thorne394081970-3-06 Los AngelesIndian Rock in Emerald Bay, Santa Catalina Island.
SD157029SDSonchus oleraceusJerilyn Hirshberg6922004-6-6 San DiegoIntersection of San Diego River and Ouandi Creek, rocky stream bed with moist crevices and pools
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
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.
CAS-BOT374641CASSonchus oleraceusWheeler, Clare R.4191978-6-15 MendocinoIverson Landing. Coastal bluff 5 mi. S. of Pt. Arena on Hwy 1
IRVC105440IRVCSonchus oleraceusJanet Morgan5041965-4-03 ImperialJ street and West I, Brawley
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.
JROH1261JROHSonchus oleraceusJohn H. Thomas156561970-7-05 San MateoJasper Ridge Biological Preserve, Stanford University
JROH1263JROHSonchus oleraceusJohn Hunter Thomas205541981-5-08 San MateoJasper Ridge Biological Preserve, Stanford University
JROH1260JROHSonchus oleraceusJohn H. Thomas105341964-11-29 San MateoJasper Ridge Biological Preserve, Stanford University; W end of Searsville Dam
JROH1262JROHSonchus oleraceusJohn H. Thomas170921974-4-06 San MateoJasper Ridge Biological Preserve, Stanford University; west side of dam
UCSB028341UCSBSonchus oleraceusSchulte, John991963-4-26 San MateoJasper Ridge, 3 miles southwest of Stanford Canont of Santa Cruz Mountains
OBI145836OBISonchus oleraceusDavid J. Keil145091981-4-24 San Luis ObispoJctn of Shell Crk Rd and Calif hwy 58 S of Shandon
CAS-BOT374592CASSonchus oleraceusWiggins, Ira L.46081930-4-18 Contra CostaJersey Island
UC650555UCJEPSSonchus oleraceusIra L. Wiggins46081930-4-18 Contra CostaJersey Island
UC407040UCJEPSSonchus oleraceusIra L. Wiggins46081930-4-18 Contra CostaJersey Island
POM181428RSASonchus oleraceusI. L. Wiggins46081930-4-18 Contra CostaJersey Island.
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.
JOTR30790JOTRSonchus oleraceusLa Doux, Tasha20972007-2-26 RiversideJoshua Tree National Park. Eagle Mountains; Cottonwood 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)
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)
JOTR31031JOTRSonchus oleraceusLa Doux, Tasha15352010-4-27 San BernardinoJoshua Tree National Park. Oasis of Mara, Park Head Quarters, survey surrounding administrative buildings
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.
JOTR29401JOTRSonchus oleraceusLa Doux, Tasha14782006-5-22 San BernardinoJoshua Tree National Park. Willow Hole
SBBG144121SBBGSonchus oleraceusDenise Knapp2018-4322018-6-25 Santa BarbaraJudell Trail; stream crossing.
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.
OBI145837OBISonchus oleraceusDavid J. Keil119641977-3-25 Santa BarbaraJust E of Pine cyn Ranger Station along Calif 166
UCSB028453UCSBSonchus oleraceusWayne R. Ferren2192a1980-5-12 Santa BarbaraJust W of Apple Rd., Carpinteria Salt Marsh
UCSB028361UCSBSonchus oleraceusWayne R. Ferren2192b1980-5-12 Santa BarbaraJust W of Apple Rd., Carpinteria Salt Marsh
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.
RSA474099RSASonchus oleraceusDorothy G. Nichols61940-4-06 AlamedaKRE pond, foot of Ashby Avenue, Berkeley.
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
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
CAS-BOT374561CASSonchus oleraceusBlankinship, J. W.s.n.1923-6-17 LakeKelseyville
RSA2342RSASonchus oleraceusJ. W. Blankinships.n.1923-4-18 LakeKelseyville.
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.
DAV353822DAVSonchus oleraceusJohn Thomas Howell516301976-5-16 KernKern Co.: Delano.
CAS-BOT374602CASSonchus oleraceusHowell, John Thomas370881962-4-9 KernKernville
RSA606030RSASonchus oleraceusL. C. Wheelers.n.1968-11-03 KernKernville: Kern River.
HSC39802HSCSonchus oleraceusPeter Sorensensn1976-6-11 HumboldtKing Salmon
RSA614889RSASonchus oleraceusScott D. White48731997-4-03 FresnoKings River area: E of Centerville, just S of St. Hwy 180 (Kings Cyn Rd) at gravel quarry.; Wahtoke 7.5'
UCR97843UCRSonchus oleraceusScott D. White48731997-4-03 FresnoKings River area: east of Centerville, just south of State Hwy 180 (Kings Canon Road) at gravel quarry; Central Valley
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-BOT374615CASSonchus oleraceusGriesel, Wesley O.s.n.1961-1-28 Los AngelesLa Canada [Canada]
UCSB028357UCSBSonchus oleraceusFrederick E. Clements2671914-5-14 San DiegoLa Jolla
UC197002UCJEPSSonchus oleraceusF. E., E. S. Clements2671914-5-14 San DiegoLa Jolla
SD00039703SDSonchus oleraceusMary Ellen Walther472017-3-24 San DiegoLa Jolla; Soledad National Park; near 75 yards NW of parking lot on Soledad Park Road
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.
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
RSA608063RSASonchus oleraceusL. C. Wheelers.n.1931-3-07 Los AngelesLa Verne.
OBI145801OBISonchus oleraceusDavid J. Keil229211992-5-2 San Luis ObispoLaguna Lake City Park. Along Madonna road in grassy strip with lawn
OBI145843OBISonchus oleraceusR. R. La Belle401967-10-10 San Luis ObispoLaguna Lake, San Luis Obispo
HSC6222HSCSonchus oleraceusJ.R. Bernardsn1963-4-08 MontereyLaguna Seca, half way between Salinas and Monterey.
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
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
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
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).
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
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
POM292654RSASonchus oleraceusLyman Benson8371928-12-15 San MateoLake Searsville, Stanford, Santa Cruz, San Francisco Bay
UCR104885UCRSonchus oleraceusA.C. Sanders200421997-3-19 RiversideLake Skinner, NW shore near inlet, SW foot of Bachelor Mtn; Lake Skinner area
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
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.
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
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.
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
HSC40944HSCSonchus oleraceusLinda M. Barker15461976-6-01 HumboldtLanphere-Christensen Dunes, 3 W of Arcata.
UCSB028345UCSBSonchus oleraceusdel Moral, Roger3701967-4-20 Santa BarbaraLas Varas Ranch, 0.5 miles south of U.S. 101, 8 miles west of Goleta, Goleta Coastal Plain
UC1070273UCJEPSSonchus oleraceusA. Simontacchi3411937-7-24 LakeLaurel Beach Lakeport Quad., Laurel Beach
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.
RSA599685RSASonchus oleraceusSteve Boyd97041997-5-06 Los AngelesLiebre Mountains region: San Francisquito Canon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canon and 1.5 miles by road south of the Clearwater Canon Truck Trail 6N24.; Green Valley
UCR259586UCRSonchus oleraceusR.G. Swinney122252010-4-15 Los AngelesLime Kiln Canon, 0.25-0.7 miles east of Pacoima Wash
RSA0077094RSASonchus oleraceusR. G. Swinney122252010-4-15 Los AngelesLime Kiln Canon, 0.25-0.7 miles east of Pacoima Wash.; San Fernanado 7.5' Q.
OBI145828OBISonchus oleraceusEric Wise18841984-4-29 San Luis ObispoLittle Morro Crk. From the laguna to the hwy 1 overpass
JEPS37525UCJEPSSonchus oleraceusWillis L. Jepson165551934-4-08 SolanoLittle Oak , Little Oak (Vacaville)
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)
PUA6720PUASonchus oleraceusLavern C. Wolcott1951-6-13 MendocinoLocal landmark: Albion. Albion Quad.
PUA44067PUASonchus oleraceusJoe Callizo1980-5-29 NapaLocal landmark: Napa. Napa Quad.
PUA55674PUASonchus oleraceusBill Grummer1982-8-08 NapaLocal landmark: Robert L. Stevenson Mem. Park. Detert Reservoir Quad.
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.
UC671959UCJEPSSonchus oleraceusEvelyn Hart Nelson871940-3-20 Santa ClaraLoma Prieta Santa Cruz Mountains, Loma Prieta
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
UCR223419UCRSonchus oleraceusDick Newell0652011-3-1 OrangeLomas de Santiago, Hicks Canon Haul Road, above Jeffrey Rd. and below Hwy 241 crossing
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
RSA474104RSASonchus oleraceusM. B. Dunkle32961933-4-14 Los AngelesLong Beach.
UCR260007UCRSonchus oleraceusR.G. Swinney120912010-3-24 Los AngelesLopez Canon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canon Rd.
RSA0069876RSASonchus oleraceusR. G. Swinney120912010-3-24 Los AngelesLopez Canon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canon Rd.; San Fernando 7.5' Q.
UC75803UCJEPSSonchus oleraceusunknown1903-6-01 Los AngelesLos Angeles
DAV353834DAVSonchus oleraceusD. S. Park682010-4-29 Los AngelesLos Angeles Co.: Wildwood Canon, picnic area, shady grassland, with Taraxacum officinale.
DAV353857DAVSonchus oleraceusD. S. Park622010-4-29 Los AngelesLos Angeles Co.: Wildwood Canon, roadside near first canyon entrance trailhead.
DAV353806DAVSonchus oleraceusDonald R. Bissing1481973-6-02 Los AngelesLos Angeles County: Evey Canon, San Gabriel Mountains. 1.4 miles from canyon mouth.
DAV353823DAVSonchus oleraceusJames Henrickson12321963-4-30 Los AngelesLos Angeles County: Evey Canon, northeast of Claremont, along road to Mt. Baldy.
DAV353797DAVSonchus oleraceusJack Delaini351974-2-21 Los AngelesLos Angeles County: Lodi Canon, San Dimas Experimental Forest, Angeles National Forest.
DAV353850DAVSonchus oleraceusKenneth A. Wilson8751961-2-21 Los AngelesLos Angeles County: Northridge. San Fernando Valley State College campus.
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.
DAV353863DAVSonchus oleraceusRobert F. Thorne366671966-9-14 Los AngelesLos Angeles County: Santa Catalina Island, Little Harbor.
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.
CAS-BOT571369CASSonchus oleraceusChristensen, Sr. Marian Ruths.n.1968-7-20 Santa ClaraLos Gatos, College Avenue
SBBG86614SBBGSonchus oleraceusT. L. Secrest1964-4-20 Santa BarbaraLos Olivos St and Castillo St, Santa Barbara
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.
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.
UCR275930UCRSonchus oleraceusT.B. Salvato13972006-5-9 San BernardinoLower Canon Pass, Glen Helen Parkway where it crosses Canon Wash, between Glen Helen Road and Canon Blvd.
CAS-BOT374698CASSonchus oleraceusWiggins, Ira L.220571973-7-29 San MateoLower part of northerly bank of San Francisquito Creek, ca 75 m upstream from Pope Street bridge
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.
CSUSB90283CSUSBSonchus oleraceusRoy W. Martin761228-61976-12-28 San BernardinoLytle Creek
CSUSB90289CSUSBSonchus oleraceusRoy W. Martin770227-71977-2-27 San BernardinoLytle Creek
UCR241884UCRSonchus oleraceusTracy TennantSBV--1201998-3-21 San BernardinoLytle Creek, along Glen Helen Parkway, 0.15 NE of Lytle Creek Rd.
UCR213420UCRSonchus oleraceusA.C. Sanders373232010-3-12 Los AngelesMadrona Marsh, Torrance
SD10325SDSonchus oleraceusFrank F. Gander1241935-2-19 San DiegoMahogany Canon, east San Diego.
JEPS111647UCJEPSSonchus oleraceusA. G. Murdock1772003-9-12 SolanoMare Island
UCSB028451UCSBSonchus oleraceusWayne R. Ferren17561979-3-22 Santa BarbaraMargin of central portion of Apple Rd., Carpinteria Salt Marsh, Carpinteria
CAS-BOT374564CASSonchus oleraceusHowell, John Thomas406481964-4-29 MariposaMariposa
UCR202063UCRSonchus oleraceusKarin Cleary-Roses.n.1995-6-22 VenturaMarr Ranch, between Tapo and Chivo Canons, c. 2 miles north of Santa Susana
POM202167RSASonchus oleraceusL. M. Booth11931932-6-15 OrangeMarsh border East of Huntington Beach.
UCR258568UCRSonchus oleraceusR.G. Swinney130152010-5-29 Los AngelesMay Canon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar
RSA0080653RSASonchus oleraceusR. G. Swinney130152010-5-29 Los AngelesMay Canon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar.; San Fernando 7.5' Q.
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.
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
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.
SD138162SDSonchus oleraceusJohn W. BrownMM-851994-1-22 San DiegoMcGinty Mountain, northeast edge, along trail
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
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.
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.
RSA710557RSASonchus oleraceusSarah J. De Groot35612004-3-1 San BernardinoMetropolitan Water District of Southern CaliforniaWhipple Mountains: Copper Basin reservoir, just inside gate by lake. MWD property.
RSA714891RSASonchus oleraceusSarah J. De Groot39332004-3-29 San BernardinoMetropolitan Water District of Southern CaliforniaWhipple Mountains: Copper Basin reservoir, ~NE side of lake. MWD property.
RSA756774RSASonchus oleraceusMichael Honer20722005-3-14 San BernardinoMetropolitan Water DistrictWhipple Mountains; steep hills appx. 1 air mi. NE of Bandit Pass.
SBBG54754SBBGSonchus oleraceusSteven A. Junak w/ R. N. PhilbrickMA631982-4-23 VenturaMiddle Anacapa Island: Lavatera Cove, near E end of island
SBBG91660SBBGSonchus oleraceusSteven A. JunakMA1011986-4-22 VenturaMiddle Anacapa Island: N edge of terrace, W of Sea Arch Peninsula
SBBG32660SBBGSonchus oleraceusRalph N. PhilbrickB65-459a1965-3-27 VenturaMiddle Anacapa Island: Sheep Ranch, Eucalyptus grove
SBBG13360SBBGSonchus oleraceusE. R. Blakley49071962-3-31 VenturaMiddle Anacapa Island: flat area near the top and center of island
SBBG21516SBBGSonchus oleraceusM. A. Piehl632951963-5-12 VenturaMiddle Anacapa Island: near Triangulation Pt Anacapa, E of knife edge near Fish Camp
UCR97167UCRSonchus oleraceusScott D. White6781992-8-15 San BernardinoMill Creek Canon, N-facing drainage above Forest Falls, near town water tanks, along Rattlesnake Creek (known locally as 'Snow Canon/Creek' ); San Bernardino Mtns
UCR84660UCRSonchus oleraceusScott D. White19911994-4-21 RiversideMillard Canon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring; San Bernardino Mtns
RSA645616RSASonchus oleraceusScott D. White19911994-4-21 RiversideMillard Canon, near stream crossing w/ USFS Road 2S05, +/-4 miles south of Bear Wallow Spring.; Canon
CAS-BOT374562CASSonchus oleraceusHowell, John Thomas342701958-8-10 MaderaMiller Meadow
UCR188396UCRSonchus oleraceusMichael G. Simpson24072003-5-3 San DiegoMiners Canon, c. 0.6 miles north of Marron Road
SD152257SDSonchus oleraceusJon P. Rebman66502000-5-2 San DiegoMiramar Training Area #2 East Side.
UCR147504UCRSonchus oleraceusJon P. Rebman66502000-5-2 San DiegoMiramar Training Area #2. East Side
UCSB028298UCSBSonchus oleraceusPaul Reisentz1979-4-22 VenturaMirror Lake, 1/2 mile south of intersection of Hwy. 150 and Hwy 33, 3 miles SW of Ojai, 12 miles N of Ventura
UC691778UCJEPSSonchus oleraceusMary L. Bowerman4161930-8-24 Contra CostaMitchell Canon , Mitchell Canon (Mount Diablo)
JEPS84553UCJEPSSonchus oleraceusJohn W. Willoughby16681976-5-06 SolanoMix Canon Vaca Mountains, Mix Canon
CAS-BOT374571CASSonchus oleraceusDudley, Chesters.n.1927-9-12 StanislausModesta [Modesto]
UCR219557UCRSonchus oleraceusR.G. Swinney102122009-3-28 Los AngelesMonrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon
HSC91760HSCSonchus oleraceusSusan H. Bicknellsn1989-4-16 San Luis ObispoMontana de Oro State Park, MDO 1000
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
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
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.
DAV353853DAVSonchus oleraceusRichard Smiths. n.2009-7-20 MontereyMonterey County: S of the town of Salinas at the end of Somavia Rd. near the Salinas River.
PGM5512PGMSonchus oleraceusHowitt, Beatrice F00321955-5-09 MontereyMonterey Peninsula, Pacific Grove, Piedmont Avenue Del Monte Park
CAS-BOT374646CASSonchus oleraceusRandall, Josephine D.s.n.1911-3-27 MontereyMonterey Peninsula. Between Moss Beach & Pacific Grove
CAS-BOT374647CASSonchus oleraceusRandall, Alice D.281910-2-19 MontereyMonterey Peninsula. Carmel-by-the-Sea
CAS-BOT374648CASSonchus oleraceusRandall, Alice D.281910-2-19 MontereyMonterey Peninsula. Carmel-by-the-Sea
CAS-BOT374653CASSonchus oleraceusHowitt, Beatrice F.321955-3-8 MontereyMonterey Peninsula. In Del Monte Park, Pacific Grove
CAS-BOT374645CASSonchus oleraceusRandall, Josephine D.s.n.1909-12-30 MontereyMonterey Peninsula. Near trail from Carmel to Monterey
CAS-BOT374650CASSonchus oleraceusRandall, Alice D.2271910-3-31 MontereyMonterey Peninsula. Seaside
SD10587SDSonchus oleraceusFrank F. Gander1391935-3-13 San DiegoMoosa Canon north of Escondido.
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)
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.
RSA474112RSASonchus oleraceusM. B. Dunkles.n.1939-4-06 Los AngelesMosquito Harbor, San Clemente Island.
RSA474072RSASonchus oleraceusM. B. Dunkle72891939-4-06 Los AngelesMosquito Harbor, San Clemente Island.
CAS-BOT423335CASSonchus oleraceusWilliams, A.; Darling, C.; Garcia, M.; Brostrom, R.; Juarez, L.; Juarez, A.146182014-4-26 MarinMount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road.
SD235918SDSonchus oleraceusJoe Barth20442011-12-28 San DiegoMt Helix; near city of La Mesa. ~60 to 100m S and SE of summit.
CAS-BOT374672CASSonchus oleraceusTwisselmann, Ernest C.31241956-9-8 San FranciscoMt. Davidson
CAS-BOT374673CASSonchus oleraceusTwisselmann, Ernest C.31241956-9-8 San FranciscoMt. Davidson
JEPS100168UCJEPSSonchus oleraceusG. SmickGAS992003-3-27 Contra CostaMt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
JEPS30626UCJEPSSonchus oleraceusPeter H. Raven141651959-5-09 Los AngelesMulholland Hwy 1 mi w Las Virgenes Rd. (Malibu Creek drainage, Santa Monica Mountains); Santa Monica Mountains, Malibu Creek drainage
UCR92283UCRSonchus oleraceusScott D. White24971994-10-17 RiversideMurrieta Creek channel at confluence with Santa Gertrudis Creek
RSA226158RSASonchus oleraceusGary D. Cromwell6531971-5-14 Los AngelesMystic Canon, Angeles National Forest, San Gabriel Mts. 2 NE of Glendora.
SBBG188236SBBGSonchus oleraceusR. Burgess66942005-3-12 VenturaN side of Western Plateau, NW of Wildwood Park. Thousand Oaks.
CAS-BOT374568CASSonchus oleraceusAitkenhead, N.21331977-2-3 RiversideN. of Mule Mnts in sink So. of Sand Dunes
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.
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.
CHSC6086CHSCSonchus oleraceusB. Wilson1531968-4-17 ButteNE of Greenhouse, CSC campus.
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
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
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.
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.
DAV353814DAVSonchus oleraceusH. J. Baades.n.1920-5-01 NapaNapa County: Napa.
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.
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).
CAS-BOT374603CASSonchus oleraceusMeng, Noraine4021967-5-22 KernNaval Weapons Center, China Lake
CAS-BOT374604CASSonchus oleraceusMeng, Noraine4021967-5-22 KernNaval Weapons Center, China Lake
SD00057887SDSonchus oleraceusOnkar Singh52272015-3-25 San DiegoNaval Weapons Station Seal Beach Detachment Fallbrook, south magazine, study area H.
CAS-BOT374728CASSonchus oleraceusHaley, S. D.s.n.1908-10-1 Santa ClaraNear Cooley's Landing, Palo Alto
RSA100851RSASonchus oleraceusRoxana S. Ferris127291954-4-23 MarinNear Dillons Beach Post Office.
CDA0034028CDASonchus oleraceusD.G. Kelch11.0872011-4-6 AlamedaNear Don Edward's National Wildlife Area.
RSA210536RSASonchus oleraceusJ. T. Howell425241967-5-31 TulareNear E line of vernal pool natural area in Valley Grassland, about 4.5 miles ENE of Pixley.
CAS-BOT374565CASSonchus oleraceusHowell, John Thomas499711973-7-25 MercedNear Gustine
CAS-BOT374736CASSonchus oleraceusThomas, J. H.11401949-10-9 Santa CruzNear Highway 9 about 1 mile north of drinking fountain toward Saratoga Summit
RSA474108RSASonchus oleraceusF. R. FosbergS-45741931-4-12 Los AngelesNear Jewfish Point, Santa Catalina Island.
CAS-BOT374716CASSonchus oleraceusRand, Mrs. W. W.441930-7-11 Santa BarbaraNear La Sentinel, Santa Cruz Island
CAS-BOT374574CASSonchus oleraceusHowell, John Thomas362431960-8-20 TehamaNear Lassen Volcanic National Park. Morgan
CAS-BOT374649CASSonchus oleraceusPatterson, Miss.; Wiltz, Misss.n.1907-6-6 MontereyNear Pacific Grove
RSA6387RSASonchus oleraceusPattersons.n.1907-6-06 MontereyNear Pacific Grove.
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
HSC52617HSCSonchus oleraceusG.L. Clifton55391979-6-19 Del NorteNear Smith River, S Fork, close to the town of Gasquet.
POM202168RSASonchus oleraceusL. M. Booth12971932-7-21 OrangeNear Sunset Beach, Anaheim Marsh.
UCR285578UCRSonchus oleraceusR.G. Swinney124732010-4-30 Los AngelesNear Sylmar, Wilson Canon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon
RSA614674RSASonchus oleraceusScott D. White11771993-3-12 RiversideNear Winchester.
RSA151208RSASonchus oleraceusP. H. Raven171391962-4-09 Los AngelesNear barracks, Wilson Cove, San Clemente Island
SD113009SDSonchus oleraceusDarley F. Howe49371977-5-06 San DiegoNear corner of Melrose Drive and Melrose Way, Vista.
UCSB028349UCSBSonchus oleraceusStrong, Carol841967-11-26 Santa BarbaraNear slough, on west side of south end of Sandspit Road, Goleta
RSA948RSASonchus oleraceusJ. T. Howell8251928-2-07 OrangeNear the ranch houses, Rancho Santa Ana
RSA770873RSASonchus oleraceusR. F. Thorne345071965-5-10 Los AngelesNear upper end of Gallagher Canon, Santa Catalina Island.
RSA721116RSASonchus oleraceusAnonymouss.n.1965-6-13 OrangeNeglected city lot
POM181473RSASonchus oleraceusH. F. Copeland8631923--1 ButteNelson.
RSA793260RSASonchus oleraceusR. F. Thornes.n. OrangeNewport Back Bay
UC537022UCJEPSSonchus oleraceusLawrence M. Booth10121932-5-12 OrangeNewport Bay
POM201741RSASonchus oleraceusL. M. Booth10121932-5-12 OrangeNewport Bay.
IRVC105435IRVCSonchus oleraceusMike Munier5011965-4-10 OrangeNewport Beach, Back Bay
IRVC105431IRVCSonchus oleraceusR. Acevedo5031965-4-30 OrangeNewport Beach, [Newport] Back Bay; 33.6304 -117.8854
CAS-BOT374584CASSonchus oleraceusWetzel, Cherie L.1501967-9-30 AlamedaNiles Canyon and Vicinity
CAS-BOT374587CASSonchus oleraceusWetzel, Cherie L.10191969-8-28 AlamedaNiles Canyon and Vicinity. Alameda Creek at Mission Blvd.
CAS-BOT374585CASSonchus oleraceusWetzel, Cherie L.3161968-4-23 AlamedaNiles Canyon and Vicinity. Intersection of Niles Canyon Blvd. and Old Niles Canyon Road
CAS-BOT374583CASSonchus oleraceusWetzel, Cherie L.8531969-5-8 AlamedaNiles Canyon and Vicinity. Joyland Park
CAS-BOT374588CASSonchus oleraceusWetzel, Cherie L.6171969-4-1 AlamedaNiles Canyon and Vicinity. Muller's ranch
CAS-BOT374591CASSonchus oleraceusWetzel, Cherie L.6251969-4-1 AlamedaNiles Canyon and Vicinity. Muller's ranch
CAS-BOT374590CASSonchus oleraceusWetzel, Cherie L.11001969-10-26 AlamedaNiles Canyon and Vicinity. Shilling's Park. Growing at edge of Alameda Creek
CAS-BOT374589CASSonchus oleraceusWetzel, Cherie L.10531969-9-23 AlamedaNiles Canyon and Vicinity. Shillings Park
CAS-BOT374586CASSonchus oleraceusWetzel, Cherie L.7771969-4-19 AlamedaNiles Canyon and Vicinity. Slope above Old Niles Canyon Road
OBI145840OBISonchus oleraceusArthur W. Hazebrook2131993-5-23 San Luis ObispoNipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill
SD140176SDSonchus oleraceusScott White12581993-4-22 RiversideNorth Alberhill Ranch, in hills north of Walker Canon.
UC691790UCJEPSSonchus oleraceusMary L. Bowerman28131935-4-12 Contra CostaNorth Road Mount Diablo (Mount Diablo)
SBBG67929SBBGSonchus oleraceusHenry M. Pollard1944-10-20 VenturaNorth Signal St; Ojai
OBI145809OBISonchus oleraceusDavid J. Keil245461995-3-04 Santa BarbaraNorth base. along beach blvd. west of railroad tracks.
SD159763SDSonchus oleraceusScott Snover602004-4-14 San DiegoNorth of Escondido, SE corner of W. Lilac and Circle R Drive
SD235920SDSonchus oleraceusBeverly Pecunia3252011-4-4 San DiegoNorth of Escondido; 1.6 miles NNE of I-15 and Mountain Meadows Road, W of Turner Lake
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.
SHTC854SHTCSonchus oleraceusSmith, J.192016-5-3 San JoaquinNorthbound on Highway 99 approx. 1 mile south from Arch Rd exit in Stockton, CA
SDSU00535SDSUSonchus oleraceusWaggoner, M.1963-7-29 San DiegoNortheast of 9433 Alto Drive, Mount Helix area.
SD203281SDSonchus oleraceusCarolyn Martus4992008-3-25 San DiegoNortheast of Fallbrook. Santa Margarita River just below the confluence with Sandia Creek on northwest side
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.
SD38309SDSonchus oleraceusEdith A. Purers.n.1932-8-25 Santa BarbaraNorthwest Guadalupe,
JEPS124183UCJEPSSonchus oleraceusLowell Ahart199232015-1-27 ButteNorthwest of intersection of Hazel Street and Virginia Street, Gridley.
CAS-BOT374581CASSonchus oleraceusCovel, Paul F.6731937-9-16 AlamedaOak. Hills
SD11595SDSonchus oleraceusFrank F. Gander2211935-6-15 San DiegoOcean Beach
UCR158754UCRSonchus oleraceusGeorge K. Helmkamp86972004-6-24 Santa BarbaraOcean Park at Surf, NW of Lompoc
SBBG100769SBBGSonchus oleraceusW. L. Halvorson77-2081977-3-29 San DiegoOceanside
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
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.
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.
CAS-BOT374751CASSonchus oleraceusPettibone, Nora; Hubby, Frank W.s.n.1895-3-11 VenturaOjai Valley and Vicinity. Whale Rock
SBBG109843SBBGSonchus oleraceusClare B. Hardham27021957-11-02 San Luis ObispoOld Crk, Cayucos
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
UCSB028295UCSBSonchus oleraceusSmith, Owen281977-3-14 Santa BarbaraOn 6639 Abrego Road in Isla Vista
UCSB028296UCSBSonchus oleraceusParikh, Anuja; Gale, NathanVAFBSAT 1771994-5-26 Santa BarbaraOn Abandoned Road 2, Vandenberg Air Force Base
RSA658626RSASonchus oleraceusJohn L. Stevens391969-5-05 OrangeOn CSF campus, in flower bed.
CAS-BOT374746CASSonchus oleraceusPollard, Henry M.s.n.1970-5-26 VenturaOn Casitas Pass Road about 1 mile north of Ventura River bridge, Foster Park
CAS-BOT374594CASSonchus oleraceusFrenkel, R. E.2631963-8-18 Contra CostaOn Giant Road, 0.4 mile north of ATSF RR crossing, Richmond
RSA0042664RSASonchus oleraceusHarold L. Piries.n.1964-1-15 Los AngelesOn Pierce college campus. Pine Hill.
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
UCSB028353UCSBSonchus oleraceusKathleen Aste121979-2-25 Santa BarbaraOn east side of Camino Corto Rd., between Sueno Rd. and Pasado Rd., Isla Vista
CHSC8150CHSCSonchus oleraceusJ. G. Moore911969-5-10 MarinOn n side of Hwy 104, 200 yds. e of Olema.
MCCC5971MCCCSonchus oleraceusR. Woodward821982-3-15 MendocinoOn old railroad road at end of Rd. 400, Jackson State Demonstration Forest
UCSB028350UCSBSonchus oleraceusPitts, S.211984-4-07 Santa BarbaraOn private road off Camino Cielo, 0.4 mi. from Calif. 154 turnoff, Santa Ynez Mts.
CDA0030602CDASonchus oleraceusM. Beyers4342010-5-12 SolanoOn the corner of Halley Road and Wolfskill Road.
CDA0030742CDASonchus oleraceusM. Beyers4352010-5-12 SolanoOn the corner of Halley Road and Wolfskill Road.
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.
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
UCSB028300UCSBSonchus oleraceusMartin Fletcher1591979-10-11 Santa BarbaraOn the rim of the Sacate Creek outlet
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
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
IRVC105432IRVCSonchus oleraceusBarbara T. Gittins701963-3-22 OrangeOrange Coast College campus, Costa Mesa
DAV44135DAVSonchus oleraceusIra L. Wiggins205141966-3-05 OrangeOrange County: 1/2 mile W of El Toro P.O. along Highway S-18.
DAV353844DAVSonchus oleraceusIra L. Wiggins203341965-11-06 OrangeOrange County: west side of Atwood.
IRVC105439IRVCSonchus oleraceusIra L. Higgins4061966-1-11 OrangeOrange grove
CAS-BOT374660CASSonchus oleraceusWiggins, Ira L.203141965-11-3 OrangeOrange grove just east of California State College campus, Fullerton
CAS-BOT374658CASSonchus oleraceusWiggins, Ira L.204061966-2-1 OrangeOrange grove just east of Letters & Science building, California State College at Fullerton
SBBG137411SBBGSonchus oleraceusNaomi Fraga49692015-3-17 VenturaOrmond Beach, Oxnard.
SBBG136520SBBGSonchus oleraceusR. Burgess78162008-3-15 VenturaOrmond Beach, salt marsh off Arcturus Ave, Oxnard
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
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
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.
UCR238116UCRSonchus oleraceusMark A. Elvin19832002-5-4 San DiegoOtay Mountain near Doghouse Junction, off Otay Mountain Truck Trail and below radio towers
SDSU16229SDSUSonchus oleraceusSimpson, Michael G.24072003-5-3 San DiegoOtay Mountain watershed, Miner's canyon, ca. 0.6 miles north of Marron Road.
SD188789SDSonchus oleraceusMichael G Simpson24072003-5-3 San DiegoOtay Mountain watershed, Miner?s canyon, ca. 0.6 miles north of Marron Road.
UCR127979UCRSonchus oleraceusA.C. Sanders265372003-5-4 San DiegoOtay Mountain, ridge c. 2-3 miles east of the peak, around end of jeep trail
IRVC105450IRVCSonchus oleraceusA.C. Sanders265372003-5-4 San DiegoOtay Mountain, ridge ca. 2-3 miles east of the peak, around end of jeep trail
IRVC105445IRVCSonchus oleraceusMichael Simpson24072003-5-3 San DiegoOtay Mtn watershed; Mine Cyn, ca. 0.7 N of Marron [Valley] Road.
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
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
SD5099SDSonchus oleraceusMary S. Snyders.n.1899-3-25 San DiegoPacific Beach
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.
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
UCSC852UCSCSonchus oleraceusIvar Tidestroms.n.1893-6-1 MontereyPacific Grove
RSA153015RSASonchus oleraceusChas. H. Quibells.n.1929-7-15 MontereyPacific Grove.
SBBG52604SBBGSonchus oleraceusR. Zembal1977-5-21 VenturaPacific Missile Test Center: field W of Laguna Rd and N of Beach Rd
UCR259927UCRSonchus oleraceusR.G. Swinney121502010-4-1 Los AngelesPacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay
UCR260027UCRSonchus oleraceusR.G. Swinney123262010-4-21 Los AngelesPacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash
RSA0085549RSASonchus oleraceusR. G. Swinney123262010-4-21 Los AngelesPacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash.; San Fernando 7.5' Q.
CAS-BOT374722CASSonchus oleraceusThomas, John H.6436A1956-9-6 Santa ClaraPalo Alto. Near Alma St. and Homer St.
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
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
OBI145827OBISonchus oleraceusRebecca Cicoria621982-5-08 Los AngelesPalos Verdes Peninsula, Sepulveda Cyn, along Si's Trl, Rolling Hills
OBI145826OBISonchus oleraceusRebecca Cicoria631982-5-08 Los AngelesPalos Verdes Peninsula, Sepulveda Cyn, along Si's Trl, Rolling Hills
RSA621071RSASonchus oleraceusMary DeDecker43091977-6-16 InyoPanamint Mountains, west side.: Surprise Canon narrows.
RSA517698RSASonchus oleraceusAlan Romspert941973-3-10 InyoPanamint Mtns. Death Valley National Park. Chris Wicht Canon, in dry arroyos Creosote Bush Scrub. South rocky slope.
CAS-BOT374663CASSonchus oleraceusWiggins, Ira L.206681966-5-25 OrangeParkway along south side of Nutwood Lane, margin of CSCF campus, Fullerton
RSA184147RSASonchus oleraceusI. L. Wiggins206681966-5-25 OrangeParkway along south side of Nutwood Lane, margin of CSCF campus, Fullerton.
HSC91903HSCSonchus oleraceusE. Mackeysn1986-11-02 HumboldtPatrick's Point State Park; by road to Palmer's Point
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.
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
UC830473UCJEPSSonchus oleraceusIra W. Clokey50791930-7-02 Santa BarbaraPelican Bay Santa Barbara Islands, Santa Cruz Island, Pelican Bay (Santa Cruz Island, Santa Barbara Islands)
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.
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)
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'
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'
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).
RSA709713RSASonchus oleraceusScott Boczkiewicz10012005-2-5 San DiegoPeninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canon.
SD174850SDSonchus oleraceusScott Boczkiewicz10012005-2-5 San DiegoPeninsular Ranges, San Ysidro Mountains: west side of Otay Mountain; 1.5 km south-southeast of Savage Dam (Otay Lake); north of County Prison; near tributary to Otay River, north of O'Neal Canon.
PPWD1248PPWDSonchus oleraceusP. Rockwood15682016-6-24 SonomaPepperwood Preserve - In Tower in the saddle area; on steep N-facing slope in mature mixed evergreen forest; under Douglas-fir with CA bay and some Oregon oak; in full shade.
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
CAS-BOT374744CASSonchus oleraceusBreedlove, D. E.586961983-5-9 SonomaPepperwood Ranch W of Knights Valley
SD190614SDSonchus oleraceusLarry Hendrickson31512005-4-16 ImperialPicacho State Recreation Area. South side of the Colorado River, near Group Canon N-side of main access road.
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.
OBI181186OBISonchus oleraceusDavid J. Keil325942015-2-14 San Luis ObispoPismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canon Road
OBI145812OBISonchus oleraceusLarry Kelly2821988-10-01 San Luis ObispoPismo marsh between Pismo State Beach campground and Grand Ave
UCR242777UCRSonchus oleraceusGeorge K. Helmkamp158632010-4-14 SolanoPitt School Road, 3.8 miles south of its junction with I-80 and south of Dixon
UCR256872UCRSonchus oleraceusR.G. Swinney132142010-6-8 Los AngelesPlacerita Canon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canon Trail
RSA0060873RSASonchus oleraceusR. G. Swinney132142010-6-8 Los AngelesPlacerita Canon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canon Trail.; Mint Canon 7.5′ Q.
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.
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.
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
LA213933LASonchus oleraceusJoseph Andorfer Ewan75331932-5-19 Los AngelesPlaya del Rey, near power house
RSA0021431RSASonchus oleraceusAnonymouss.n.1951-3-20 Los AngelesPoint Dume
JEPS30646UCJEPSSonchus oleraceusPeter H. Raven, Henry J. Thompson143461959-6-04 Los AngelesPoint Dume Santa Monica Mountains, Point Dume
RSA127961RSASonchus oleraceusH. J. Thompson143461959-6-04 Los AngelesPoint Dume.
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.
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.
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
OBI145834OBISonchus oleraceusBob Everett21964-2-16 San Luis ObispoPoly Cyn, Cal Poly, San Luis Obispo
OBI145833OBISonchus oleraceusMelissa Luckow601980-5-20 San Luis ObispoPoly Cyn, near the end of the rd on the N side
UC36525UCJEPSSonchus oleraceusJ. Burtt Davy28541896-10-19 San BernardinoPomona
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
RSA474113RSASonchus oleraceusM. B. Dunkle51561937-8-05 MendocinoPothandle Creek.
SD193083SDSonchus oleraceusW. J. Schrenk822007-11-28 San DiegoPoway, in flower bed
UCR189870UCRSonchus oleraceusR.G. Swinney64091998-7-10 Los AngelesPrairie Fork Canon, 0.5 mi. west of Cabin Flats Campground
UCR189736UCRSonchus oleraceusR.G. Swinney63791998-7-10 Los AngelesPrairie Fork, near Cabin Flats Campground
UC830471UCJEPSSonchus oleraceusI. W. Clokey48211930-6-09 Santa BarbaraPrisoners Harbor , Prisoners Harbor (Santa Cruz Island)
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
OBI145831OBISonchus oleraceusGregg A. Young371972-5-06 Santa BarbaraPt Sal area
UCSB028340UCSBSonchus oleraceusWhistler, Art191967-5-05 Santa BarbaraPurisima Hills locality is 0.7 miles (via a dirt road) from State Hwy. 1, 0.6 miles south of the Hwy's intersection with the Los Alamos-Casmalia Road
CAS-BOT374667CASSonchus oleraceusHowell, John Thomas420231966-7-29 PlumasQuincy
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
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
SD192399SDSonchus oleraceusVictoria Marshall5402007-4-27 San DiegoRamona; Boulder Oaks County Park, approx 7.0 mi southwest of Ramona, accessed through private property from Mussey Grade Road; collection area approx 1.0 mi west of Mussey Grade Road road.
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.
RSA502896RSASonchus oleraceusEd LaRues.n.1989-3-30 RiversideRancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary.
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
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
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
SD251011SDSonchus oleraceusJerry Green1722011-3-1 San DiegoRancho Penasquitos; Black Mountain; 0.34 miles NE of junction Laurentian Dr. & Mediatrice Ln.
OBI145820OBISonchus oleraceusTracey & Viola Call21211962-4-08 RiversideRancho Rd. Corona
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.
CAS-BOT374608CASSonchus oleraceusTilforth, C. W.2101969-7-17 Los AngelesRancho Santa Ana Bot. Gard., Claremont
CAS-BOT374609CASSonchus oleraceusTilforth, C. W.2381969-11-22 Los AngelesRancho Santa Ana Bot. Gard., Claremont
SD80108SDSonchus oleraceusC. W. Tilforths.n.1969-11-22 Los AngelesRancho Santa Ana Botanical Garden. Claremont.
SD245682SDSonchus oleraceusKathleen A Mauro512010-4-13 San DiegoRancho Santa Fe; along La Orilla Rd., between El Camino Real and Cerro del Cerro
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.
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.
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.
CAS-BOT374668CASSonchus oleraceusBillings, F. H.s.n.1923-3-1 San BernardinoRedlands
UCSB028360UCSBSonchus oleraceusDavid PritchettCSM-561987-7-17 Santa BarbaraRidge at northern boundary of Vandenberg Air Force Base
SD178736SDSonchus oleraceusPaul Beiley522006-4-7 San DiegoRiparian path in Louis A. Stelzer County Park, just S of Wildcat Canon Rd. about « mi. NE of its intersection with Willow Rd., Lakeside. Along Wildcat Canon Creek about a half-mile W of Stelzer Summit.
UCR238926UCRSonchus oleraceusGeorge K. Helmkamp185312012-2-9 ColusaRiver Road, 7.1 miles north of Colusa; east side of Sacramento River
UCR3299UCRSonchus oleraceusTimothy R. Plumbs.n.1964-2-15 RiversideRiverisde, near E side of Fire Lab
DAV353793DAVSonchus oleraceusK. Esaus.n.1935-6-25 RiversideRiverside County: road to Beaumont.
UCR176694UCRSonchus oleraceusRichard D. Goedens.n.1980-2-07 RiversideRiverside, UCR Campus
UCR176678UCRSonchus oleraceusG.S. Nuesslys.n.1980-10-14 RiversideRiverside: U.C. Riverside campus, above Picnic Hill
RSA474125RSASonchus oleraceusM. B. Dunkle84211939-8-02 VenturaRoad Canon, Cuyler Harbor, San Miguel Island
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.
POM292656RSASonchus oleraceusCora W. Bensons.n.1929-1-19 Santa BarbaraRoadside at Santa Barbara
UCR237324UCRSonchus oleraceusGeorge K. Helmkamp187432012-4-14 ButteRobinsons Corner, Simpson Rd, just east of junction of East Gridley Road and CA-70
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
IRVC113417IRVCSonchus oleraceusMichael G. Simpson44332020-5-20 OrangeRonald W. Canong Bell Canon trail.
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)
OBI145839OBISonchus oleraceusGreg Wilvert3202005-4-25 San Luis ObispoSE Half of the Caliente Range. 1.1 km SW of Wells spring
UCR140145UCRSonchus oleraceusGeorge K. Helmkamp82572004-2-7 San Luis ObispoSE of Oceano along Halcyon Rd., just east of Mesa View Dr.
OBI145832OBISonchus oleraceusSmeltzer501982-4-12 San Luis ObispoSE side of Laguna Lake park from the roadway over to base of hill
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
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
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.
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.
SD205514SDSonchus oleraceusBarbara Booth2342009-7-14 San DiegoSW of Oak Grove, Rattlesnake Canon, Cleveland National Forest, in bottom of canyon.
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.
DAV353835DAVSonchus oleraceusM. Tu1561998-11-05 SacramentoSacramento Co.: 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.
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.
DAV353808DAVSonchus oleraceusSusan Miller2--1291993-3-21 SacramentoSacramento Co.: Cosumnes River Preserve; collected in Area 2: Blue Field.
DAV353836DAVSonchus oleraceusM. Tu2511999-5-13 SacramentoSacramento County: Cosumnes River Preserve Plant Inventory - Seed Bank Plants.
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.
CHSC66157CHSCSonchus oleraceusVernon H. Oswald76701996-5-27 ButteSacramento River National Wildlife Refuge, Llano Seco Unit. U.S. Fish and Wildlife Service parcel between 7 Mile Lane and the Sacramento River. In pasture in the S paddock of Tract 7, Sanctuary II. T2 N R01E S1 W1/4 of SW1/4
CHSC66156CHSCSonchus oleraceusVernon H. Oswald7669.11996-5-27 ButteSacramento River National Wildlife Refuge, Llano Seco Unit. U.S. Fish and Wildlife Service parcel between 7 Mile Lane and the Sacramento River. In the pasture in the S paddock of Tract 7, Sanctuary II. T20n R01E S1 W1/4 OF SW1/4
CAS-BOT374656CASSonchus oleraceusRaven, Peter H.63961954-2-22 NapaSaint Helena
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
HSC104456HSCSonchus oleraceusJeff Barrett252014-4-13 HumboldtSamoa Peninsula, Fairhaven, along south side of Bay Street
SBBG20968SBBGSonchus oleraceusHenry M. Pollard1964-4-25 VenturaSan Antonio Crk Rd, near Royal Oaks Dairy; Ojai
CAS-BOT374669CASSonchus oleraceusParish, S. B.; Parish, W. F.7901883-1-1 San BernardinoSan Bernardino
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
DAV353821DAVSonchus oleraceusGerald L. Benny3801971-4-21 San BernardinoSan Bernardino County: Day Canon, San Bernardino National Forest.
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).
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.
RSA637642RSASonchus oleraceusR. F. Thorne410111971-7-23 San BernardinoSan Bernardino National Forest: Day Creek Canon.
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.
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
CAS-BOT374699CASSonchus oleraceusThomas, John H.106021965-4-29 San MateoSan Bruno Mountain in northern part of county
CAS-BOT374705CASSonchus oleraceusWheeler, Philips.n.1965-6-16 San MateoSan Bruno Mountain. Colma Canyon
CAS-BOT374707CASSonchus oleraceusKnight, Walter; Knight, Irjas.n.1963-8-5 San MateoSan Bruno Mountain. Horseshoe Ridge
CAS-BOT374708CASSonchus oleraceusPenalosa, Javier27241963-3-30 San MateoSan Bruno Mountain. North of Randolph Drive at Hillside Blvd. in SSF
CAS-BOT374709CASSonchus oleraceusMcClintock, Elizabeths.n.1963-3-14 San MateoSan Bruno Mountain. South Power Line Ridge
CAS-BOT374710CASSonchus oleraceusKnight, Walter; Knight, Irja6911964-4-25 San MateoSan Bruno Mountain. Upper part of ravine adjacent to Radio Rd.
SBBG124696SBBGSonchus oleraceusR. Burgess44182001-3-23 VenturaSan Buenaventura St Beach, sandy flat S of Lifeguard Tower; Ventura
CAS-BOT374706CASSonchus oleraceusHemphill, Fred7811973-5-6 San MateoSan Carlos. Chaparral area north of Malabar Rd. and Melendy Dr.
SHTC6786SHTCSonchus oleraceusDuke, Cassidy362018-4-4 OrangeSan Clemente Beach Trail, growing alongside the sewer
CAS-BOT374614CASSonchus oleraceusBlakley, E. R.52591962-6-10 Los AngelesSan Clemente Island
UC557746UCJEPSSonchus oleraceusNell Murbarger1051936-3-01 Los AngelesSan Clemente Island
UC557677UCJEPSSonchus oleraceusNell Murbarger1101936-3-01 Los AngelesSan Clemente Island
RSA533901RSASonchus oleraceusTimothy S. Ross51511991-5-17 Los AngelesSan Clemente Island, at the beginning of Larkspur Canon drainage. 1600 ft. SE of the 924'BM at the E end of old airfield landing strip.
SDSU00541SDSUSonchus oleraceusBeauchamp, R.M.2711967-3-18 Los AngelesSan Clemente Island.
RSA659746RSASonchus oleraceusOrlando Mistretta661992-4-03 Los AngelesSan Clemente Island.
RSA534008RSASonchus oleraceusTimothy S. Ross51101991-5-17 Los AngelesSan Clemente Island. 700 ft. ENE of North Tank and 2300 ft. due W of Jack (not Jack Point).
SD00029389SDSonchus oleraceusSteven A. JunakSCl-1221990-11-08 Los AngelesSan Clemente Island. Along N side of field station building.
POM19130RSASonchus oleraceusP. A. Munz66801923-4-09 Los AngelesSan Clemente Island. Canon 3 miles southeast of Casa Blanca.
SBBG151088SBBGSonchus oleraceusE. R. Blakley63711963-12-07 Los AngelesSan Clemente Island: 200 yds SE of new air strip
SBBG151086SBBGSonchus oleraceusM. A. Piehl, P. H. Raven623581962-6-09 Los AngelesSan Clemente Island: China Pt, S of lighthouse
SBBG151091SBBGSonchus oleraceusSteve Boyd w/ T. Ross, L. Arnseth41531990-4-06 Los AngelesSan Clemente Island: Lemon Tank Cyn (used as dumping area)
RSA526159RSASonchus oleraceusSteve Boyd41531990-4-06 Los AngelesSan Clemente Island: Lemon Tank Cyn, E side of Island.
SBBG151090SBBGSonchus oleraceusM. B. Dunkle72891939-4-06 Los AngelesSan Clemente Island: Mosquito Harbor
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.
RSA534020RSASonchus oleraceusTimothy S. Ross53081991-5-19 Los AngelesSan Clemente Island: Westerly fork of Near-Death Canon, draining to Mosquito Cove (drainage beginning 800 N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']). Beginning of drainage.
SBBG155827SBBGSonchus oleraceusSteven A. JunakSCl-1221990-11-08 Los AngelesSan Clemente Island: along N side of field station building
SBBG151092SBBGSonchus oleraceusTim Ross, O. Mistretta, M. Hammitt51511991-5-17 Los AngelesSan Clemente Island: beginning of Larkspur Cyn drainage, 1600 ft SE of Benchmark 924 at E end of the old airfield landing strip
SBBG151089SBBGSonchus oleraceusE. R. Blakley52591962-6-10 Los AngelesSan Clemente Island: near Wall 2
SBBG151087SBBGSonchus oleraceusPeter H. Raven171391962-4-09 Los AngelesSan Clemente Island: near barracks, Wilson Cove
RSA232791RSASonchus oleraceusR. F. Thorne361171966-4-17 Los AngelesSan Clemente Island: near bottom of Box Canon NW of Horse Canon, SW of Thirst.
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
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
SD00029297SDSonchus oleraceusKorie Merrill11-412011-2-27 Los AngelesSan Clemente Island; Jack Nots planting drainage, west of road
SD00029296SDSonchus oleraceusHoward L Ferguson1871980-3-24 Los AngelesSan Clemente Island; S. of Nots Pier on grassy ocean bluffs
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)
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.
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.
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
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
SDSU16443SDSUSonchus oleraceusRuss, Andrew J.22005-3-8 San DiegoSan Diego State University, San Diego. North of Art building. Northern side of trail. 1 W of 1st light pole from stairs.
SDSU21809SDSUSonchus oleraceusAhmed, Nashaad12016-3-17 San DiegoSan Diego State University, next to parking lot 15 (formerly X), near bottom half of stairs.
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
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
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.
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.
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
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.
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.
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
UCR109669UCRSonchus oleraceusRichard D. Goedens.n.1978-1-11 San DiegoSan Dieguito River Valley, south of Rancho Santa Fe, Via de La Valle (Hwy S6) at La Planidera Rd.; San Dieguito River Valley
UCR290713UCRSonchus oleraceusR.G. Swinney174842015-7-16 Los AngelesSan Dimas Experimental Forest, Johnstone Peak summit
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
SFV103152SFVSonchus oleraceusJ. N. Hogues. n.2015-3-16 Los AngelesSan Fernando Valley; Los Angeles, Northridge, CSUN campus.
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.
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.
SFV103149SFVSonchus oleraceusP. M. Kennamers. n.1959-5-30 Los AngelesSan Fernando Valley; Northridge. 17 Nordhoff St.
CAS-BOT374676CASSonchus oleraceusRattan, Volneys.n.1877-1-1 San FranciscoSan Francisco
CAS-BOT374677CASSonchus oleraceusRattan, Volneys.n.1877-4-29 San FranciscoSan Francisco
CAS-BOT374695CASSonchus oleraceusHerrin, Wm. F.s.n.1918-8-29 San FranciscoSan Francisco
RSA760658RSASonchus oleraceusWilliam J. Ferlatte12221970-4-27 Contra CostaSan Francisco Bay, Red Rock Island.
UC1948948UCJEPSSonchus oleraceusWilliam J. Ferlatte, L. Maynard Moe12221970-4-27 Contra CostaSan Francisco Bay: Red Rock Island
RSA18425RSASonchus oleraceusC. B. Wolf5831927-7-12 San FranciscoSan Francisco.
CAS-BOT374678CASSonchus oleraceusHowell, John Thomass.n.1957-5-17 San FranciscoSan Francisco. Bayview Hills
CAS-BOT374690CASSonchus oleraceusRubtzoff, Peter35541957-9-15 San FranciscoSan Francisco. Flat behind the beach near Lands End
CAS-BOT374682CASSonchus oleraceusHowell, John Thomas324191957-5-26 San FranciscoSan Francisco. North base of Lone Mt.
CAS-BOT374684CASSonchus oleraceusRubtzoff, Peter30621956-11-9 San FranciscoSan Francisco. Presidio. Ground near Lobos Creek betw. 16th Ave. and Llincoln Boulevard
CAS-BOT374686CASSonchus oleraceusRubtzoff, Peter32711957-4-27 San FranciscoSan Francisco. Presidio. Ground near Lobos Creek, between 16th Ave. and Lincoln Blvd.
CAS-BOT374687CASSonchus oleraceusRubtzoff, Peter34481957-7-14 San FranciscoSan Francisco. San Miguel Hills. Bottom of canyon east of O'Shaughnessy Blvd.
CAS-BOT374688CASSonchus oleraceusRubtzoff, Peter10491952-5-14 San FranciscoSan Francisco. Sand dunes at 37th Avenue betw. Ortega and Quintara streets
CAS-BOT374683CASSonchus oleraceusRubtzoff, Peter10651952-5-29 San FranciscoSan Francisco. Sand dunes at 37th Avenue between Ortega and Quintara streets
CAS-BOT374689CASSonchus oleraceusRubtzoff, Peter30831956-11-14 San FranciscoSan Francisco. South of Stanley Drive, east of Lake Merced
CAS-BOT374681CASSonchus oleraceusHowell, John Thomas326681957-6-16 San FranciscoSan Francisco. Third & Davidson streets
CAS-BOT374670CASSonchus oleraceusThomas, J. H.71961958-5-13 San FranciscoSan Francisco. Western end of Golden Gate Park near the Sloop Gjoa. Area about sea level
RSA600754RSASonchus oleraceusL. C. Wheeler98481967-6-16 Los AngelesSan Gabriel Mountains : Sunset Ridge by Millard Canon; N of Coulter Reservoir.
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
RSA233546RSASonchus oleraceusR. F. Thorne421141972-6-29 San BernardinoSan Gabriel Mountains.
RSA592295RSASonchus oleraceusL. C. Wheeler95441967-5-13 Los AngelesSan Gabriel Mountains. San Gabriel Canon, Ward's Grove.
RSA608872RSASonchus oleraceusL. C. Wheelers.n.1968-9-21 Los AngelesSan Gabriel Mountains: Aliso Canon, Blum Ranch.
RSA630376RSASonchus oleraceusL. C. Wheeler95971967-5-15 Los AngelesSan Gabriel Mountains: Elsmere Canon; bottom of canyon near mouth.
CDA0007671CDASonchus oleraceusL.C. Wheeler95971967-5-15 Los AngelesSan Gabriel Mountains: Elsmere Canon; bottom of canyon near mouth.
RSA637502RSASonchus oleraceusValerie L. Soza4511999-5-10 Los AngelesSan Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue.
RSA0196600RSASonchus oleraceusR. G. Swinney169672015-3-28 Los AngelesSan Gabriel Mountains: Glendora, Big Dalton Wilderness Park, Wren Cyn. on Wren-Meacham Trail, 0.2-0.4 mile east of Big Dalton Canon. Flood Control Channel.; Glendora 7.5
RSA600451RSASonchus oleraceusL. C. Wheelers.n.1968-3-06 San BernardinoSan Gabriel Mountains: Meyer Canon off Lytle Creek.
RSA550398RSASonchus oleraceusTimothy S. Ross36101990-6-20 Los AngelesSan Gabriel Mountains: Mouth of Burro Canon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes).
RSA639187RSASonchus oleraceusL. C. Wheeler99331967-7-06 Los AngelesSan Gabriel Mountains: San Dimas Canon.
RSA0346134RSASonchus oleraceusR. G. Swinney174842015-7-16 Los AngelesSan Gabriel Mountains: San Dimas Experimental Forest, Johnstone Peak summit. Glendora 7.5' Q.
RSA629052RSASonchus oleraceusValerie L. Soza6021999-6-30 Los AngelesSan Gabriel Mountains: Upper Winter Creek Trail.; Mt. Wilson
RSA638813RSASonchus oleraceusValerie L. Soza5891999-6-30 Los AngelesSan Gabriel Mountains: Upper Winter Creek Trail.; Mt. Wilson
RSA0114808RSASonchus oleraceusRichard G. Swinney158952011-10-25 Los AngelesSan Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39.; Crystal Lake 7.5 Quad
RSA0119941RSASonchus oleraceusR. G. Swinney166682014-5-27 Los AngelesSan Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade.; GlendoraC. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin.
SFV103148SFVSonchus oleraceusC. Fergusons. n.1974-5-13 Los AngelesSan Gabriel Mountains; Placerita Canon Natural Area. Botany trail.
RSA601024RSASonchus oleraceusL. C. Wheeler95041967-5-13 Los AngelesSan Gabriel Mountains; mesa between Little Dalton and Englewild canyons.
RSA0054193RSASonchus oleraceusRichard G. Swinney123412010-4-23 Los AngelesSan Gabriel Moutains; lower Loop Canon, 0.2-0.6 miles upstream from Verterans Park, below US Forest Sercive boundary.; San Fernando 7.5'
SDSU23774SDSUSonchus oleraceusR. G. Swinney181092016-4-18 Los AngelesSan Gabriel Mts., San Dimas Experimental Forest, n. of La Verne, Johnstone Peak summit, Glendora Quad
RSA674660RSASonchus oleraceusScott D. White81162000-8-5 RiversideSan Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River).; Idyllwild
UCR237816UCRSonchus oleraceusMark A. Elvin22902003-2-2 OrangeSan Joaquin Marsh, UCI campus SSE of intersection of Jamboree Blvd. and Campus Dr.
DAV353837DAVSonchus oleraceusG. F. Hrusa92731992-4-22 San JoaquinSan Joquin County: Caswell Memorial State Park.
OBI145821OBISonchus oleraceusRick Frelinger671982-5-10 San Luis ObispoSan Luis Crk in Reservoir Cyn, San Luis Obispo
OBI145841OBISonchus oleraceusRobert F. Hoover87041964-4-14 San Luis ObispoSan Luis Obispo
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.
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.
SD124502SDSonchus oleraceusBarry Prigge68891986-3-14 San DiegoSan Mateo Creek: South of San Clemente and upstream from I-5 ca. 0.5 miles.
SBBG79460SBBGSonchus oleraceusR. Bond4101939-4-19 Santa BarbaraSan Miguel Island
SBBG79457SBBGSonchus oleraceusRalph Hoffmann1927-3-25 Santa BarbaraSan Miguel Island
CAS-BOT374718CASSonchus oleraceusKnoche, HermanSeries A, No. 11251919-7-19 Santa BarbaraSan Miguel Island
CAS-BOT374717CASSonchus oleraceusHoffmann, Ralphs.n.1930-4-10 Santa BarbaraSan Miguel Island
CAS-BOT374712CASSonchus oleraceusKnoche, HermanSeries A, No. 11791919-7-25 Santa BarbaraSan Miguel Island, Tuff Hills Schuyler's [Cuyler's ?] Harbor
RSA306821RSASonchus oleraceusR. F. Thorne