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,, 2022 August 10.

Literature Citation:
CCH1 Portal. 2022. Biodiversity data provided by the participants of the Consortium of California Herbaria ( Accessed on August 10).

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

    You searched for: Sonchus oleraceus

      F CCH1_AIDherbscientific namecoll. namecoll. num.formatted datecountylocality
    LA32076LASonchus oleraceusPeter H. Raven141651959-5-09 Los AngelesSanta Monica Mountains; Mulholland Hwy, 1 W of Las Virgenes Rd, Malibu Creek drainage
    LA32074LASonchus oleraceusHenry J. Thompson143461959-6-04 Los AngelesSanta Monica Mountains; Point Dume
    LA35622LASonchus oleraceusRonald A. Cross356221952-5-1 Los AngelesSanta Monica Mountains; Topanga Canon
    LA105051LASonchus oleraceusBarry A. Prigge82171988-7-03 Los AngelesSanta Monica Mountains; Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track
    LA32075LASonchus oleraceusPeter H. Raven1959-9-18 Los AngelesCampus of University of California at Los Angeles
    LA210378LASonchus oleraceusJohn Lambrinos96--221996 Santa BarbaraCentral Coast; Vandenberg Air Force Base
    LA212314LASonchus oleraceusBill Bozarths.n.1949-7-11 Los AngelesConoga Park
    LA212313LASonchus oleraceusL. Hainess.n.1949-7-22 Los AngelesCanoga Park
    LA213933LASonchus oleraceusJoseph Andorfer Ewan75331932-5-19 Los AngelesPlaya del Rey, near power house
    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
    OBI145814OBISonchus oleraceusLynne D. Althouse161977-3-31 San Luis ObispoWolfe's Horse ranch near San Luis High School
    OBI145815OBISonchus oleraceusSharon Jochums261974-3-09 San Luis ObispoW of hwy 1 just S of Arroyo de la Cruz
    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
    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
    OBI145840OBISonchus oleraceusArthur W. Hazebrook2131993-5-23 San Luis ObispoNipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill
    OBI145822OBISonchus oleraceusBetty Sheehan81957-10-11 San Luis ObispoCal Poly Campus, Science bldg
    OBI145824OBISonchus oleraceusBetty Sheehan191957-10-11 San Luis ObispoCal Poly Campus, Science bldg
    OBI145834OBISonchus oleraceusBob Everett21964-2-16 San Luis ObispoPoly Cyn, Cal Poly, San Luis Obispo
    OBI145819OBISonchus oleraceusDan Sheehy31978-10-04 San Luis ObispoE facing slope near tennis courts at Tropicana Village, San Luis Obispo
    OBI145837OBISonchus oleraceusDavid J. Keil119641977-3-25 Santa BarbaraJust E of Pine cyn Ranger Station along Calif 166
    OBI145836OBISonchus oleraceusDavid J. Keil145091981-4-24 San Luis ObispoJctn of Shell Crk Rd and Calif hwy 58 S of Shandon
    OBI145825OBISonchus oleraceusDavid J. Keil147101981-5-16 San Luis ObispoArea around Arroyo de la Cruz near its crossing of hwy 1
    OBI145835OBISonchus oleraceusDavid J. Keil147351981-5-19 San Luis ObispoIndian Knob. Upper slopes of Indian Knob
    OBI145817OBISonchus oleraceusDavid J. Keil181351984-4-28 San Luis ObispoAmer Cyn are in La Panza Mts
    OBI145809OBISonchus oleraceusDavid J. Keil245461995-3-04 Santa BarbaraNorth base. along beach blvd. west of railroad tracks.
    OBI145810OBISonchus oleraceusDavid J. Keil254411995-6-27 San Luis ObispoWest Cuesta Ridge at east end of botanical area
    OBI145802OBISonchus oleraceusDavid J. Keil319782013-8-28 San Luis ObispoMorro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground.
    OBI145811OBISonchus oleraceusDebora Guillot5.31993-7-15 San Luis ObispoSan Simeon State park. N central section of park
    OBI145828OBISonchus oleraceusEric Wise18841984-4-29 San Luis ObispoLittle Morro Crk. From the laguna to the hwy 1 overpass
    OBI145839OBISonchus oleraceusGreg Wilvert3202005-4-25 San Luis ObispoSE Half of the Caliente Range. 1.1 km SW of Wells spring
    OBI145831OBISonchus oleraceusGregg A. Young371972-5-06 Santa BarbaraPt Sal area
    OBI145838OBISonchus oleraceusHannah Rothlin61981-2-20 San Luis ObispoAlong the W bands of Poly Cyn rd .5 mi past the entrance
    OBI145823OBISonchus oleraceusJim Heaston331955-10-13 San Luis ObispoCal Poly, San Luis Obispo
    OBI145812OBISonchus oleraceusLarry Kelly2821988-10-01 San Luis ObispoPismo marsh between Pismo State Beach campground and Grand Ave
    OBI145818OBISonchus oleraceusLarry Kelly5231991-6-22 Santa CruzSoquel Demonstration State forest off of Highland Ave
    OBI145842OBISonchus oleraceusLarry Kelly5861991-7-01 Santa CruzSoquel Demonstration State forest off of Highland Ave
    OBI145833OBISonchus oleraceusMelissa Luckow601980-5-20 San Luis ObispoPoly Cyn, near the end of the rd on the N side
    OBI145813OBISonchus oleraceusMike Wemp381972-3-29 San Luis ObispoAbout 1/2 W of Montana de Oro state park campground
    OBI145843OBISonchus oleraceusR. R. La Belle401967-10-10 San Luis ObispoLaguna Lake, San Luis Obispo
    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
    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
    OBI145830OBISonchus oleraceusSharon Jochums661974-4-03 San Luis ObispoW of hwy 1 S of Piedras Blancas Point on marine terr
    OBI145832OBISonchus oleraceusSmeltzer501982-4-12 San Luis ObispoSE side of Laguna Lake park from the roadway over to base of hill
    OBI145820OBISonchus oleraceusTracey & Viola Call21211962-4-08 RiversideRancho Rd. Corona
    OBI145801OBISonchus oleraceusDavid J. Keil229211992-5-2 San Luis ObispoLaguna Lake City Park. Along Madonna road in grassy strip with lawn
    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
    OBI145799OBISonchus oleraceusDavid Keil337112016-3-15 San Luis ObispoSouthern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach.
    SBBG151073SBBGSonchus oleraceusR. Bond3781939-4-14 Santa BarbaraSanta Barbara Island
    SBBG151084SBBGSonchus oleraceusM. B. Dunkle18541928-4-11 Los AngelesSanta Catalina Island: near isthmus
    SBBG17544SBBGSonchus oleraceusE. R. Blakley58191963-5-22 Santa BarbaraSan Miguel Island: base of sand spit at Cardwell Pt
    SBBG181461SBBGSonchus oleraceusA. Sawdo, E. Edinger1988-5-19 Santa BarbaraSanta Rosa Island: near ranch house, plot 114
    SBBG110005SBBGSonchus oleraceusClare B. Hardham24621957-7-15 San Luis ObispoGraves Crk, Del Rio Rd
    SBBG151088SBBGSonchus oleraceusE. R. Blakley63711963-12-07 Los AngelesSan Clemente Island: 200 yds SE of new air strip
    SBBG46015SBBGSonchus oleraceusR. N. PhilbrickB72-251972-3-17 Santa BarbaraSan Miguel Island:San Miguel Hill, NPS transect 10b
    SBBG151079SBBGSonchus oleraceusM. B. Dunkle83061939-7-22 VenturaSan Nicolas Island: Corral Harbor
    SBBG89538SBBGSonchus oleraceusJ. Adams364a1965-7-17 San Bernardino652 S Cactus Ave, Rialto
    SBBG67930SBBGSonchus oleraceusP. Bartholomew1939-8-08 Santa BarbaraSanta Ynez Mtns: Romero Cyn
    SBBG151080SBBGSonchus oleraceusR. N. Philbrick w/ M. R. BenedictB69-1411969-6-10 VenturaSan Nicolas Island: Beach Rd, between runway and barracks; between Celery Crk and Sand Spit
    SBBG108436SBBGSonchus oleraceusNoraine Meng4021967-5-22 KernChina Lake, S side of telephone building
    SBBG155827SBBGSonchus oleraceusSteven A. JunakSCl-1221990-11-08 Los AngelesSan Clemente Island: along N side of field station building
    SBBG8851SBBGSonchus oleraceusClifton F. Smith6561944-4-01 Santa BarbaraSanta Barbara Botanic Garden Mission Crk, Santa Barbara Botanic Garden [natural; not planted]
    SBBG79460SBBGSonchus oleraceusR. Bond4101939-4-19 Santa BarbaraSan Miguel Island
    SBBG67931SBBGSonchus oleraceusM. N. Ackley11651928-12-1 Los AngelesEagle Rock
    SBBG40797SBBGSonchus oleraceusHenry M. Pollard1958-10-30 Santa BarbaraVia Bendita, Hope Ranch, Santa Barbara
    SBBG109843SBBGSonchus oleraceusClare B. Hardham27021957-11-02 San Luis ObispoOld Crk, Cayucos
    SBBG9211SBBGSonchus oleraceusE. R. Blakley27461959-4-24 VenturaEast Anacapa Island: between boat dock and the village
    SBBG100769SBBGSonchus oleraceusW. L. Halvorson77-2081977-3-29 San DiegoOceanside
    SBBG32660SBBGSonchus oleraceusRalph N. PhilbrickB65-459a1965-3-27 VenturaMiddle Anacapa Island: Sheep Ranch, Eucalyptus grove
    SBBG95334SBBGSonchus oleraceusClifton F. Smith221943-9-02 Santa BarbaraSanta Ynez Mtns: near end of Cheltenham Rd, above Tunnel Rd, Mission Cyn
    SBBG37183SBBGSonchus oleraceusHenry M. Pollard1970-5-26 VenturaCasitas Pass Rd, ca. 1 N of Ventura River bridge, Foster Park
    SBBG43832SBBGSonchus oleraceusMichael R. Benedict1971-7-14 Santa BarbaraSan Miguel Island: 0.75 N of Tyler Bight
    SBBG16070SBBGSonchus oleraceusErnest C. Twisselmann79311962-10-20 San Luis ObispoDorothy Twisselmann Ranch
    SBBG43134SBBGSonchus oleraceusMichael R. Benedict1970-4-22 VenturaEast Anacapa Island: N of Coast Guard Compound, E part of island
    SBBG17704SBBGSonchus oleraceusE. R. Blakley58681963-5-23 Santa BarbaraSan Miguel Island: W side of Cuyler Harbor
    SBBG129247SBBGSonchus oleraceusK. Danielsen, B. Halverson1987-4-09 VenturaWest Anacapa Island: W end of Island
    SBBG91660SBBGSonchus oleraceusSteven A. JunakMA1011986-4-22 VenturaMiddle Anacapa Island: N edge of terrace, W of Sea Arch Peninsula
    SBBG48114SBBGSonchus oleraceusL. S. MatlovskyDM5931-591974-1-1 Santa BarbaraSignal Oil Company lease property, W of Coal Oil Pt Reserve, ca. 50 yds inland from coast
    SBBG151067SBBGSonchus oleraceusR. N. PhilbrickB68-541968-3-18 Santa BarbaraSanta Barbara Island: Landing Cove area
    SBBG47994SBBGSonchus oleraceusMichael R. Benedict1968-11-02 Santa BarbaraSanta Cruz Island: Buena Vista
    SBBG126870SBBGSonchus oleraceusSteven A. JunakSM 60721995-7-21 Santa BarbaraSan Miguel Island: N side of Lester Ranch airstrip
    SBBG53139SBBGSonchus oleraceusR. Pitman, M. Naughton1977-6-04 Santa BarbaraSan Miguel Island: SW portion of Prince Island
    SBBG151070SBBGSonchus oleraceusM. B. Dunkle74501940-3-21 Santa BarbaraSanta Barbara Island: East slope
    SBBG23747SBBGSonchus oleraceusE. R. Blakley65101964-9-05 VenturaWest Anacapa Island: just above tide line Frenchman's Cove [Frenchys Cove]
    SBBG102213SBBGSonchus oleraceusM. DailySR1961979-5-06 Santa BarbaraSanta Rosa Island: Lobos Cyn
    SBBG191249SBBGSonchus oleraceusSteven A. Junak, E. Philbrick, R. PhilbrickWA1381980-5-07 VenturaWest Anacapa Island: upper W fork of Summit Cyn
    SBBG79454SBBGSonchus oleraceusRalph Hoffmann1931-4-11 Santa BarbaraSanta Cruz Island: main ranch
    SBBG96828SBBGSonchus oleraceusDavid A. Young, S. A. Junak, T. Ayers, R. Scott18741989-3-29 Santa BarbaraSanta Cruz Island: Willows Cyn, ca. 3 N of Willows Anchorage
    SBBG151075SBBGSonchus oleraceusP. H. Raven, H. J. Thompson207051966-4-23 VenturaSan Nicolas Island: Seal Beach, NW end of island
    SBBG67928SBBGSonchus oleraceusHenry M. Pollard1946-4-28 VenturaVentura River
    SBBG79452SBBGSonchus oleraceusRalph Hoffmann1925-3-28 Santa BarbaraSanta Cruz Island
    SBBG42293SBBGSonchus oleraceusM. B. Dunkle85891939-8-13 Santa BarbaraSanta Cruz Island: Prisoners Harbor
    SBBG48678SBBGSonchus oleraceusRalph N. PhilbrickB74-1461974-8-05 VenturaEast Anacapa Island: just N of water tank building, old Coast Guard building
    SBBG151072SBBGSonchus oleraceusM. C. Hochberg1979-4-04 Santa BarbaraSanta Barbara Island: N of upper Graveyard Cyn
    SBBG151074SBBGSonchus oleraceusT. Murphey1983-8-30 Santa BarbaraSanta Barbara Island: N side of trail on the E slope of North Pk, just below summit
    SBBG51808SBBGSonchus oleraceusMichael R. Benedict1968-3-21 Santa BarbaraSanta Cruz Island: near S end of Christi beach
    SBBG22619SBBGSonchus oleraceusR. N. Philbrick w/ R. E. BroderB65-10511965-5-16 Santa BarbaraSanta Rosa Island: ridge ca. 3 mi SW of Sandy Pt
    SBBG151090SBBGSonchus oleraceusM. B. Dunkle72891939-4-06 Los AngelesSan Clemente Island: Mosquito Harbor
    SBBG151076SBBGSonchus oleraceusE. R. Blakley40991961-4-22 VenturaSan Nicolas Island: mesa S of housing area
    SBBG124696SBBGSonchus oleraceusR. Burgess44182001-3-23 VenturaSan Buenaventura St Beach, sandy flat S of Lifeguard Tower; Ventura
    SBBG118337SBBGSonchus oleraceusD. C. Estrella1472003-4-25 San DiegoW of Woodward Rd, near intersection with Propagation Rd, ca. 500 N of crossroads; Pt Loma Naval Facility
    SBBG16100SBBGSonchus oleraceusM. A. Piehl624301962-7-29 Santa BarbaraSandyland, near railroadCarpinteria
    SBBG11329SBBGSonchus oleraceusE. R. Blakley42611961-4-30 Santa BarbaraSan Miguel Island: Willow Cyn 0.6 mi SE of the old ranch house
    SBBG86614SBBGSonchus oleraceusT. L. Secrest1964-4-20 Santa BarbaraLos Olivos St and Castillo St, Santa Barbara
    SBBG143628SBBGSonchus oleraceusStephanie M. Calloway18-412018-3-28 Santa BarbaraBy Manzana Camp.
    SBBG33758SBBGSonchus oleraceusR. N. PhilbrickB64-2111964-6-20 Santa BarbaraSan Miguel Island: ca. 1 W of Cardwell Pt
    SBBG13514SBBGSonchus oleraceusE. R. Blakley43861961-5-18 VenturaWest Anacapa Island: large cyn on N side of highest peak
    SBBG184064SBBGSonchus oleraceusR. N. PhilbrickB68-1081968-3-22 Santa BarbaraSan Miguel Island: just E of old ranch site and ENE of airstrip
    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
    SBBG151071SBBGSonchus oleraceusM. B. Dunkle81311939-5-29 Santa BarbaraSanta Barbara Island: West end
    SBBG28119SBBGSonchus oleraceusHenry M. Pollard1967-8-30 Santa BarbaraSanta Barbara Harbor breakwater
    SBBG151091SBBGSonchus oleraceusSteve Boyd w/ T. Ross, L. Arnseth41531990-4-06 Los AngelesSan Clemente Island: Lemon Tank Cyn (used as dumping area)
    SBBG52604SBBGSonchus oleraceusR. Zembal1977-5-21 VenturaPacific Missile Test Center: field W of Laguna Rd and N of Beach Rd
    SBBG151081SBBGSonchus oleraceusJ. DiVittorio31986-5-27 VenturaSan Nicolas Island: overlooking strand E of Thousand Springs, N side of island
    SBBG51705SBBGSonchus oleraceusR. N. PhilbrickB66-041966-1-03 Santa BarbaraSan Miguel Island: between sand drift and Toyon Cyn, Willow Cyn area
    SBBG151087SBBGSonchus oleraceusPeter H. Raven171391962-4-09 Los AngelesSan Clemente Island: near barracks, Wilson Cove
    SBBG151064SBBGSonchus oleraceusE. R. Blakley56301963-5-04 Santa BarbaraSanta Barbara Island: Mouth of Cave Cyn, E side of island
    SBBG79459SBBGSonchus oleraceusRalph Hoffmann1929-4-16 Santa BarbaraSanta Rosa Island: Lobos Cyn
    SBBG54754SBBGSonchus oleraceusSteven A. Junak w/ R. N. PhilbrickMA631982-4-23 VenturaMiddle Anacapa Island: Lavatera Cove, near E end of island
    SBBG32655SBBGSonchus oleraceusR. N. Philbrick w/ D. W. RickerB67-101967-3-18 VenturaWest Anacapa Island: lower trail, NE of Camel Pk
    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
    SBBG136520SBBGSonchus oleraceusR. Burgess78162008-3-15 VenturaOrmond Beach, salt marsh off Arcturus Ave, Oxnard
    SBBG10995SBBGSonchus oleraceusE. R. Blakley31691960-4-09 Santa BarbaraSanta Rosa Island: head of W fork of Windmill Cyn
    SBBG144121SBBGSonchus oleraceusDenise Knapp2018-4322018-6-25 Santa BarbaraJudell Trail; stream crossing.
    SBBG151062SBBGSonchus oleraceusM. Daily1391979-7-28 VenturaSan Nicolas Island: NW part of the island; ca. the water tank on the way to Red Eye
    SBBG24219SBBGSonchus oleraceusE. R. Chandler27671966-2-04 Santa Barbarasouth of Carpinteria and toward ocean from US Hwy 101
    SBBG151082SBBGSonchus oleraceusR. N. Philbrick w/ R. F. ThorneB67-2371967-5-19 Los AngelesSanta Catalina Island: S side of Little Harbor
    SBBG20968SBBGSonchus oleraceusHenry M. Pollard1964-4-25 VenturaSan Antonio Crk Rd, near Royal Oaks Dairy; Ojai
    SBBG151083SBBGSonchus oleraceusR. F. Thorne358461966-4-05 Los AngelesSanta Catalina Island: Cottonwood Cyn
    SBBG113003SBBGSonchus oleraceusK. McEachern164a1993-4-28 San DiegoCabrillo National Monument; Point Loma, N end of park immediately N of maintenance yard
    SBBG21516SBBGSonchus oleraceusM. A. Piehl632951963-5-12 VenturaMiddle Anacapa Island: near Triangulation Pt Anacapa, E of knife edge near Fish Camp
    SBBG57761SBBGSonchus oleraceusSteven A. Junak63731998-4-22 Santa BarbaraSan Miguel Island: SE side of Prince Island
    SBBG51708SBBGSonchus oleraceusMichael R. Benedict1967-8-29 Santa BarbaraSanta Cruz Island: W side of mouth of Horqueta Cyn, ca. 2 mi E of Laguna Harbor
    SBBG151078SBBGSonchus oleraceusM. B. Dunkle83301939-7-23 VenturaSan Nicolas Island: Big Crk Cyn [Grand Cyn]
    SBBG79451SBBGSonchus oleraceusR. Bond3681939-4-16 VenturaAnacapa islands: Anacapa Island
    SBBG151068SBBGSonchus oleraceusR. N. PhilbrickB68-431968-3-18 Santa BarbaraSanta Barbara Island: Landing Cove area
    SBBG67922SBBGSonchus oleraceusRalph Hoffmann1925-5-07 Santa BarbaraCarpinteria
    SBBG151063SBBGSonchus oleraceusM. B. Dunkle81311939-5-29 Santa BarbaraSanta Barbara Island: Channel Islands National Park; west end, Santa Barbara Island
    SBBG151077SBBGSonchus oleraceusR. E. Foreman, E. C. Evans, S. C. Rainey951965-7-28 VenturaSan Nicolas Island: overlooking Tule Crk
    SBBG139061SBBGSonchus oleraceusBarbara Holzman2018-3-16 San FranciscoSoutheast Farallon Island: Next to porch of coast guard house.
    SBBG91507SBBGSonchus oleraceusMichael R. Benedict1967-9-12 Santa BarbaraSanta Cruz Island: mouth of Water Cyn, ca. 0.5 mi E of Prisoners Harbor
    SBBG13360SBBGSonchus oleraceusE. R. Blakley49071962-3-31 VenturaMiddle Anacapa Island: flat area near the top and center of island
    SBBG42262SBBGSonchus oleraceusM. B. Dunkle84211939-8-02 Santa BarbaraSan Miguel Island: Cuyler Harbor
    SBBG14914SBBGSonchus oleraceusHenry M. Pollard1962-10-19 VenturaSouthern Pacific Railroad, near oilfields, Ortonville
    SBBG151065SBBGSonchus oleraceusMartin A. Piehl631801963-5-05 Santa BarbaraSanta Barbara Island: Above Landing Cove
    SBBG151061SBBGSonchus oleraceusM. Daily481978-4-29 VenturaSan Nicolas Island: Daytona Beach
    SBBG43141SBBGSonchus oleraceusMichael R. Benedict1970-4-22 VenturaEast Anacapa Island: NW of lighthouse, E part of island
    SBBG151085SBBGSonchus oleraceusM. B. Dunkle19391928-5-13 Los AngelesSanta Canone Loop, Coach Rd
    SBBG37340SBBGSonchus oleraceusHenry M. Pollard1970-4-07 VenturaVentura River, N of and near Baldwin Rd (St Hwy 150) crossing
    SBBG151089SBBGSonchus oleraceusE. R. Blakley52591962-6-10 Los AngelesSan Clemente Island: near Wall 2
    SBBG102212SBBGSonchus oleraceusM. DailySR4431982-3-06 Santa BarbaraSanta Rosa Island: cyn below mess hall, main ranch
    SBBG55790SBBGSonchus oleraceusM. J. Edsall31980-3-04 San Luis Obispo1600 block of Fairview Ave
    SBBG32633SBBGSonchus oleraceusR. N. PhilbrickB68-1251968-3-22 Santa BarbaraSan Miguel Island: middle part of trail from Cuyler Harbor to old ranch site
    SBBG67929SBBGSonchus oleraceusHenry M. Pollard1944-10-20 VenturaNorth Signal St; Ojai
    SBBG86416SBBGSonchus oleraceusClifton F. Smith4011943-11-25 Santa BarbaraSanta Ynez Mtns: Mission Crk, Mission Cyn
    SBBG151069SBBGSonchus oleraceusR. N. PhilbrickB69-501969-3-15 Santa BarbaraSanta Barbara Island: Lower-middle Cliff Cyn
    SBBG151086SBBGSonchus oleraceusM. A. Piehl, P. H. Raven623581962-6-09 Los AngelesSan Clemente Island: China Pt, S of lighthouse
    SBBG79450SBBGSonchus oleraceusL. G. Yates?1893 Santa BarbaraSanta Cruz Island
    SBBG79453SBBGSonchus oleraceusRalph Hoffmann1930-9-22 Santa BarbaraSanta Cruz Island: Dick's Harbor (Dix Harbor)
    SBBG151060SBBGSonchus oleraceusM. Daily1491979-7-28 VenturaSan Nicolas Island: Celery Cyn
    SBBG124387SBBGSonchus oleraceusR. Burgess36711999-11-26 Ventura221 Juneau Place, El Rio area, Oxnard
    SBBG40731SBBGSonchus oleraceusE. R. Blakley70201969-11-15 VenturaWest Anacapa Island: Frenchman's Cove [Frenchys Cove]
    SBBG151066SBBGSonchus oleraceusMartin A. Piehl631601963-5-05 Santa BarbaraSanta Barbara Island: Mouth of Middle Cyn.
    SBBG51707SBBGSonchus oleraceusR. N. Philbrick w/ D. M. Smith, A. FlinckB65-1111965-2-01 Santa BarbaraSanta Cruz Island: Canada del Puerto
    SBBG79457SBBGSonchus oleraceusRalph Hoffmann1927-3-25 Santa BarbaraSan Miguel Island
    SBBG79449SBBGSonchus oleraceusRalph Hoffmann1929-3-16 VenturaAnacapa islands: Anacapa Island
    SBBG35792SBBGSonchus oleraceusJ. P. Broughton11591965-7-29 Santa BarbaraSandyland slough, W of Carpinteria
    UCSC852UCSCSonchus oleraceusIvar Tidestroms.n.1893-6-1 MontereyPacific Grove
    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
    UCSC7783UCSCSonchus oleraceusBecky Hendrickss.n.2012-5-16 San MateoAno Nuevo State Park
    UCSC8244UCSCSonchus oleraceusRandy Morgan33591998-9-05 Santa CruzEntrance to Ferrari Quarry (= Olympia Wellfield), across Zayante Road from Trout Farm Inn
    UCSC8991UCSCSonchus oleraceusAl KeuterAK00-0492012-11-23 Santa CruzAlong outside edge of tennis court fence, in flower bed; Scotts Valley
    UCSC9653UCSCSonchus oleraceusD. Styer1202012-5-14 MontereySouth Boundary Road; Fort Ord Region E12
    LOB118457LOBSonchus oleraceusF. DeVito541970-5-05 RiversideGreen River Camp, Rt. 91, 4 miles W of Corona.
    LOB118456LOBSonchus oleraceusD. Green561970-3-24 Los AngelesCSULB Campus, lower campus area
    LOB118455LOBSonchus oleraceusHajer Rawag22017-3-4 OrangeCleveland National Forest, Santa Ana Mountains, Silverado Canon Rd
    SD5099SDSonchus oleraceusMary S. Snyders.n.1899-3-25 San DiegoPacific Beach
    SD9000SDSonchus oleraceusUnknowns.n.1947-6-1 San DiegoFallbrook
    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)
    SD10325SDSonchus oleraceusFrank F. Gander1241935-2-19 San DiegoMahogany Canon, east San Diego.
    SD10587SDSonchus oleraceusFrank F. Gander1391935-3-13 San DiegoMoosa Canon north of Escondido.
    SD11595SDSonchus oleraceusFrank F. Gander2211935-6-15 San DiegoOcean Beach
    SD17600SDSonchus oleraceusD. E. Scarberys.n.1937-5-27 San DiegoEast of Ramona
    SD20410SDSonchus oleraceusA. J. Stovers.n.1938-3-04 San DiegoTheosophical grounds, Point Loma.
    SD21230SDSonchus oleraceusNorman E. Bilderbacks.n.1938-4-19 Santa BarbaraSanta Barbara Island.
    SD24317SDSonchus oleraceusFrank F. Gander69891939-3-16 San Diegonear east end of Sweetwater Lake.
    SD27747SDSonchus oleraceusCarl B. Wolfs.n.1932-5-09 Los AngelesSanta Canon, near bathhouse.
    SD38305SDSonchus oleraceusEdith A. Purers.n.1932-3-24 Los AngelesEl Segundo sand dunes.
    SD38307SDSonchus oleraceusEdith A. Purers.n.1932-3-01 San DiegoSilver Strand, near road.
    SD38308SDSonchus oleraceusEdith A. Purers.n.1932-7-18 San MateoHalf Moon Bay;
    SD38309SDSonchus oleraceusEdith A. Purers.n.1932-8-25 Santa BarbaraNorthwest Guadalupe,
    SD53603SDSonchus oleraceusE. Norlands.n.1963-7-29 San DiegoEast Spring Valley; Highland Ave.; Along road by abandoned truck crop fields on hilltop;
    SD63389SDSonchus oleraceusPeter H. Raven207051966-4-23 VenturaSan Nicolas Island; northwest end of island, Seal Beach.
    SD69570SDSonchus oleraceusRobert F. Thornes.n.1966-9-14 Los AngelesSanta Catalina Island. behind dunes and salina at Little Harbor.
    SD69794SDSonchus oleraceusRobert F. Thornes.n.1966-4-07 Los AngelesSanta Catalina Island: moist shade of Prunus ilicifolia lyonii forest at bottom of canyon, Cherry Valley.
    SD80108SDSonchus oleraceusC. W. Tilforths.n.1969-11-22 Los AngelesRancho Santa Ana Botanical Garden. Claremont.
    SD113009SDSonchus oleraceusDarley F. Howe49371977-5-06 San DiegoNear corner of Melrose Drive and Melrose Way, Vista.
    SD124502SDSonchus oleraceusBarry Prigge68891986-3-14 San DiegoSan Mateo Creek: South of San Clemente and upstream from I-5 ca. 0.5 miles.
    SD138158SDSonchus oleraceusJohn W. BrownMM-1871995-4-15 San DiegoNortheaster portion of McGinty Mountain, dirt road from Sloan Canon to The Mesa.
    SD138160SDSonchus oleraceusJohn W. BrownMM-1611995-4-15 San DiegoNortheastern portion of McGinty Mountain, dirt road from Sloan Canon to The Mesa. SW corner of USGS 7.5 minute Alpine quadrangle.
    SD138161SDSonchus oleraceusJohn W. BrownMM-1291995-4-08 San DiegoNortheastern portion of McGinty Mountain,dirt road from Sloan Canon to The Mesa. SW corner of USGS 7.5 minute Alpine quadrangle.
    SD138162SDSonchus oleraceusJohn W. BrownMM-851994-1-22 San DiegoMcGinty Mountain, northeast edge, along trail
    SD138186SDSonchus oleraceusJohn W. BrownMM-4331994-4-17 San DiegoMcGinty Mountain near Jamul; trail from Peg Leg Mine to peak.
    SD138187SDSonchus oleraceusJohn W. BrownMM-4421994-4-17 San DiegoMcGinty Mountain, near Jamul, trail from Peg Leg Mine to peek.
    SD140176SDSonchus oleraceusScott White12581993-4-22 RiversideNorth Alberhill Ranch, in hills north of Walker Canon.
    SD148430SDSonchus oleraceusJon Rebman6137