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 September 29.

Literature Citation:
CCH1 Portal. 2022. Biodiversity data provided by the participants of the Consortium of California Herbaria ( Accessed on September 29).

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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
AHUC103315DAVSonchus oleraceusBeecher Crampton43541957-7-16 YoloYolo County: University of California, Davis Campus. In field north of Hunt Hall.
AHUC103316DAVSonchus oleraceusL. G. Goars.n.1930-4-20 YoloYolo County: Putah Canon.
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.
CAS-BOT168066CASSonchus oleraceusDe Groot, Sarah J.35612004-3-1 San BernardinoWhipple Mountains: Copper Basin Reservoir, just inside gate by lake. MWD property Elev. given as 1032 ft
CAS-BOT168178CASSonchus oleraceusDeGroot, Sarah J.; De Groot, Krina; Lubinsky, Leland; Worlow, Linda Lee37722004-3-17 San BernardinoWhipple Mountains: Whipple Wash, ~2.5 hr. walk upstream from powerline road Elev. given as 1038ft.
CAS-BOT172738CASSonchus oleraceusDe Groot, Sarah J.39332004-3-29 San BernardinoWhipple Mountains: Copper Basin reservoir, ~NE side of lake Elev. given as 989ft.
CAS-BOT177409CASSonchus oleraceusDe Groot, Sarah J.; Porter, J. Mark10622003-3-1 San BernardinoWhipple Mountains: Bass Point, along Parker Dam road Elev. given as 350ft.
CAS-BOT182518CASSonchus oleraceusDeGroot, Sarah J.; Gatto, Angela; Stevenson, Chris; Baldwin, Constance23512003-4-19 San BernardinoWhipple Mountains: Canyon on NE side of mountains, off powerline road Elev. given as 940ft.
CAS-BOT374556CASSonchus oleraceusParnay, S.s.n.1959-7-8 Unknown
CAS-BOT374557CASSonchus oleraceusHowell, John Thomass.n.1954-5-16 El Dorado2 miles nw. of Placerville
CAS-BOT374558CASSonchus oleraceusPollard, Henry M.s.n.1951-8-2 FresnoBig Creek
CAS-BOT374559CASSonchus oleraceusBreedlove, D. E.172931970-3-29 InyoIn Surprise Canyon between Ballarat and Panamint City. Panamint Mountains
CAS-BOT374560CASSonchus oleraceusHowell, John Thomas336251958-5-29 InyoBishop
CAS-BOT374561CASSonchus oleraceusBlankinship, J. W.s.n.1923-6-17 LakeKelseyville
CAS-BOT374562CASSonchus oleraceusHowell, John Thomas342701958-8-10 MaderaMiller Meadow
CAS-BOT374563CASSonchus oleraceusHolt, Ward B.s.n.1952-10-12 MaderaBass Lake
CAS-BOT374564CASSonchus oleraceusHowell, John Thomas406481964-4-29 MariposaMariposa
CAS-BOT374565CASSonchus oleraceusHowell, John Thomas499711973-7-25 MercedNear Gustine
CAS-BOT374566CASSonchus oleraceusTrue, Gordon H.s.n.1961-7-14 NevadaG. H. True Ranch, 7 miles southwest of Grass Valley on McCourtney Road
CAS-BOT374567CASSonchus oleraceusLindholm, Raymonds.n.1961-2-24 RiversideBanning
CAS-BOT374568CASSonchus oleraceusAitkenhead, N.21331977-2-3 RiversideN. of Mule Mnts in sink So. of Sand Dunes
CAS-BOT374569CASSonchus oleraceusTwisselmann, Ernest C.133171967-6-12 San BenitoCanyon of San Benito River, 4 miles below Picacho
CAS-BOT374570CASSonchus oleraceusStanford, E. E.1261927-3-29 San JoaquinStockton
CAS-BOT374571CASSonchus oleraceusDudley, Chesters.n.1927-9-12 StanislausModesta [Modesto]
CAS-BOT374572CASSonchus oleraceusAhart, Lowell38731982-10-11 SutterBelow the bridge on Pass Road, a little east of the Gass [Gas] Compression Station, Sutter Buttes
CAS-BOT374573CASSonchus oleraceusAhart, Lowell36321982-6-20 SutterSouth-east of the Dean Cabin, Dean Ranch, Sutter Buttes
CAS-BOT374574CASSonchus oleraceusHowell, John Thomas362431960-8-20 TehamaNear Lassen Volcanic National Park. Morgan
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
CAS-BOT374577CASSonchus oleraceusWilliamson, Mrs. W. J.1451919-5-21 TuolumneSpring Gulch near Bear Creek
CAS-BOT374578CASSonchus oleraceusWilliamson, Mrs. W. J.1451919-5-21 TuolumneSpring Gulch near Bear Creek
CAS-BOT374579CASSonchus oleraceusBassinger, A. J.s.n.1920-10-14 YoloConaway ranch, Woodland
CAS-BOT374580CASSonchus oleraceusRattan, Volneys.n.1877-4-1 AlamedaShell Mound, Oakland
CAS-BOT374581CASSonchus oleraceusCovel, Paul F.6731937-9-16 AlamedaOak. Hills
CAS-BOT374582CASSonchus oleraceusHowell, John Thomas291291954-3-1 AlamedaAllston Way near Grove St., Berkeley
CAS-BOT374583CASSonchus oleraceusWetzel, Cherie L.8531969-5-8 AlamedaNiles Canyon and Vicinity. Joyland Park
CAS-BOT374584CASSonchus oleraceusWetzel, Cherie L.1501967-9-30 AlamedaNiles Canyon and Vicinity
CAS-BOT374585CASSonchus oleraceusWetzel, Cherie L.3161968-4-23 AlamedaNiles Canyon and Vicinity. Intersection of Niles Canyon Blvd. and Old Niles Canyon Road
CAS-BOT374586CASSonchus oleraceusWetzel, Cherie L.7771969-4-19 AlamedaNiles Canyon and Vicinity. Slope above Old Niles Canyon Road
CAS-BOT374587CASSonchus oleraceusWetzel, Cherie L.10191969-8-28 AlamedaNiles Canyon and Vicinity. Alameda Creek at Mission Blvd.
CAS-BOT374588CASSonchus oleraceusWetzel, Cherie L.6171969-4-1 AlamedaNiles Canyon and Vicinity. Muller's ranch
CAS-BOT374589CASSonchus oleraceusWetzel, Cherie L.10531969-9-23 AlamedaNiles Canyon and Vicinity. Shillings Park
CAS-BOT374590CASSonchus oleraceusWetzel, Cherie L.11001969-10-26 AlamedaNiles Canyon and Vicinity. Shilling's Park. Growing at edge of Alameda Creek
CAS-BOT374591CASSonchus oleraceusWetzel, Cherie L.6251969-4-1 AlamedaNiles Canyon and Vicinity. Muller's ranch
CAS-BOT374592CASSonchus oleraceusWiggins, Ira L.46081930-4-18 Contra CostaJersey Island
CAS-BOT374593CASSonchus oleraceusKnight, Walter; Knight, Irja; Howell, J. T.; McClintock, E.; et al32251978-9-5 Contra CostaBrowns Island. Sandy Knob
CAS-BOT374594CASSonchus oleraceusFrenkel, R. E.2631963-8-18 Contra CostaOn Giant Road, 0.4 mile north of ATSF RR crossing, Richmond
CAS-BOT374595CASSonchus oleraceusSmith, Huron H.39071911-6-20 HumboldtVances C. 20
CAS-BOT374596CASSonchus oleraceusKirby, F. J.s.n.1958-7-1 HumboldtWest of Bridgeville
CAS-BOT374597CASSonchus oleraceusTracy, Joseph P.138051935-5-16 HumboldtAt Eureka
CAS-BOT374598CASSonchus oleraceusMcGregor, E. A.20081917-2-5 ImperialColorado Desert. 2 mi south of El Centro
CAS-BOT374599CASSonchus oleraceusLarson, K.19751976-1-14 Imperial4 mi. SW of Heber at Central Main Canal
CAS-BOT374600CASSonchus oleraceusFerris, Roxana S.; Rossbach, Ruth P.9627A1938-5-18 ImperialUpper end of Painted Groge, Carisso Mts.
CAS-BOT374601CASSonchus oleraceusHowell, John Thomas516301976-5-16 KernDelano
CAS-BOT374602CASSonchus oleraceusHowell, John Thomas370881962-4-9 KernKernville
CAS-BOT374603CASSonchus oleraceusMeng, Noraine4021967-5-22 KernNaval Weapons Center, China Lake
CAS-BOT374604CASSonchus oleraceusMeng, Noraine4021967-5-22 KernNaval Weapons Center, China Lake
CAS-BOT374605CASSonchus oleraceusTwisselmann, Ernest C.105821965-4-21 KernTehachapi Mountains. Tejon Canyon
CAS-BOT374606CASSonchus oleraceusTwisselmann, Ernest C.105821965-4-21 KernTehachapi Mountains. Tejon Canyon
CAS-BOT374607CASSonchus oleraceusTwisselmann, Ernest C.122271966-5-12 KernSierra Nevada, Greenhorn Range. Kern Hot Springs
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
CAS-BOT374610CASSonchus oleraceusParish, S. B.91321914-5-15 Los AngelesSanta Monica
CAS-BOT374611CASSonchus oleraceusDunkle, M. B.74501940-3-21 Los AngelesEast slope, Santa Barbara Island
CAS-BOT374612CASSonchus oleraceusWolf, Carl B.34221932-5-9 Los AngelesSanta Catalina Island. Avalon. Near Bathhouse
CAS-BOT374613CASSonchus oleraceusAbrams, L. R.; Wiggins, I. L.2971931-7-3 Los AngelesChannel Islands. Santa Barbara Island
CAS-BOT374614CASSonchus oleraceusBlakley, E. R.52591962-6-10 Los AngelesSan Clemente Island
CAS-BOT374615CASSonchus oleraceusGriesel, Wesley O.s.n.1961-1-28 Los AngelesLa Canada [Canada]
CAS-BOT374616CASSonchus oleraceusThompson, Henry J.; Raven, Peter H.143461959-6-4 Los AngelesSanta Monica Mountains. Point Dume
CAS-BOT374617CASSonchus oleraceusHowell, John Thomas407671964-6-29 San Luis ObispoCambria
CAS-BOT374618CASSonchus oleraceusHowell, J. T.365001961-4-14 San Luis ObispoSanta Lucia Mountains. Cambria
CAS-BOT374619CASSonchus oleraceusTwisselmann, Ernest C.136891967-9-9 San Luis ObispoTemblor Range and the Western San Joaquin Valley. Ortega Spring, Palo Prieta Canyon
CAS-BOT374620CASSonchus oleraceusTwisselmann, Ernest C.136891967-9-9 San Luis ObispoTemblor Range and the Western San Joaquin Valley. Ortega Spring, Palo Prieta Canyon
CAS-BOT374621CASSonchus oleraceusTwisselmann, Ernest C.185531971-12-9 San Luis ObispoTemblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County
CAS-BOT374622CASSonchus oleraceusTwisselmann, Ernest C.185531971-12-9 San Luis ObispoTemblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County
CAS-BOT374623CASSonchus oleraceusTwisselmann, Ernest C.13031954-5-28 San Luis ObispoTemblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County
CAS-BOT374624CASSonchus oleraceusHardham, Clare B.19151957-5-12 San Luis ObispoSanta Lucia Mountains. Trail to Green's Lake
CAS-BOT374625CASSonchus oleraceusHardham, Clare B.27021957-11-2 San Luis ObispoSanta Lucia Mountains. Old Creek, Cayucos
CAS-BOT374626CASSonchus oleraceusHardham, Clare B.24641957-7-15 San Luis ObispoSanta Lucia Mountains. Graves Creek, Del Rio Road
CAS-BOT374627CASSonchus oleraceusHardham, Clare B.24641957-7-15 San Luis ObispoSanta Lucia Mountains. Graves Creek, Del Rio Road
CAS-BOT374628CASSonchus oleraceusHardham, Clare B.24631957-7-15 San Luis ObispoSanta Lucia Mountains. Graves Creek, Del Rio Road
CAS-BOT374629CASSonchus oleraceusRaven, Peter H.; Johnson, Michael P.211981967-5-1 MarinAngel Island. Slopes above Hospital Cove, west side of island
CAS-BOT374630CASSonchus oleraceusFerris, Roxana S.127301954-4-23 MarinDitches near Dillon's Beach Post Office
CAS-BOT374631CASSonchus oleraceusHowell, John Thomas212811945-7-8 MarinBurdell
CAS-BOT374632CASSonchus oleraceusHowell, John Thomas214711945-9-16 MarinSan Rafael
CAS-BOT374633CASSonchus oleraceusPenalosa, Javier16201961-6-7 MarinTiburon Peninsula. West of Marin Country Day School
CAS-BOT374634CASSonchus oleraceusPenalosa, Javier19321961-7-8 MarinTiburon Peninsula. Tiburon
CAS-BOT374635CASSonchus oleraceusPenalosa, Javier10681961-2-25 MarinTiburon Peninsula. Tiburon. Along Tiburon Blvd. near NWPRR Water Tower
CAS-BOT374636CASSonchus oleraceusPenalosa, Javier11741961-3-25 MarinTiburon Peninsula. Tiburon. Near Recreation Center below St. Hilary's Church
CAS-BOT374637CASSonchus oleraceusPenalosa, Javier13111961-4-16 MarinTiburon Peninsula. NWPRR yard in Tiburon
CAS-BOT374638CASSonchus oleraceusPenalosa, Javier; Howell, J. T.16461961-6-7 MarinTiburon Peninsula. West of Marin Country Day School
CAS-BOT374639CASSonchus oleraceusHowell, J. T.s.n.1990-9-28 MarinTerra Linda - in weedy Northgate planter
CAS-BOT374640CASSonchus oleraceusWheeler, Clare R.8251979-4-3 MendocinoWheeler Ranch. 6 mi. SW of Yorkville
CAS-BOT374641CASSonchus oleraceusWheeler, Clare R.4191978-6-15 MendocinoIverson Landing. Coastal bluff 5 mi. S. of Pt. Arena on Hwy 1
CAS-BOT374642CASSonchus oleraceusHardham, Clare B.166591968-6-10 Mendocino2 miles north of Point Arena between Coast Highway and the beach
CAS-BOT374643CASSonchus oleraceusFerris, Roxana S.; Ernst, W. R.130271956-7-8 MontereyBy Tularcitos Creek, Carmel Valley road, 6 mi. E of Carmel Valley Inn at junction of Salinas cut-off
CAS-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
CAS-BOT374645CASSonchus oleraceusRandall, Josephine D.s.n.1909-12-30 MontereyMonterey Peninsula. Near trail from Carmel to Monterey
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-BOT374649CASSonchus oleraceusPatterson, Miss.; Wiltz, Misss.n.1907-6-6 MontereyNear Pacific Grove
CAS-BOT374650CASSonchus oleraceusRandall, Alice D.2271910-3-31 MontereyMonterey Peninsula. Seaside
CAS-BOT374652CASSonchus oleraceusHowitt, Beatrice F.10541958-5-29 MontereySanta Lucia Mountains. By side of trail in Del Monte Forest
CAS-BOT374653CASSonchus oleraceusHowitt, Beatrice F.321955-3-8 MontereyMonterey Peninsula. In Del Monte Park, Pacific Grove
CAS-BOT374654CASSonchus oleraceusDurham, Floyd6021942-8-23 MontereyArnold House. Frances Simes Hastings Natural History Reservation, upper Carmel Valley about 2 miles northeast of Jamesburg
CAS-BOT374655CASSonchus oleraceusRuckert, Elsa G.11960-2-20 Napa6495 Dry Creek Road. Field southwest of house
CAS-BOT374656CASSonchus oleraceusRaven, Peter H.63961954-2-22 NapaSaint Helena
CAS-BOT374657CASSonchus oleraceusPhelps, Kate Eastwoods.n.1930-7-1 NapaSanitarium, Napa Valley
CAS-BOT374658CASSonchus oleraceusWiggins, Ira L.204061966-2-1 OrangeOrange grove just east of Letters & Science building, California State College at Fullerton
CAS-BOT374659CASSonchus oleraceusWiggins, Ira L.205141966-3-5 OrangeField about 1/2 mi. W. of El Toro Post Office, along Highway S-18
CAS-BOT374660CASSonchus oleraceusWiggins, Ira L.203141965-11-3 OrangeOrange grove just east of California State College campus, Fullerton
CAS-BOT374661CASSonchus oleraceusWiggins, Ira L.202971965-10-25 OrangeCurbway on Dorothy Lane near Lincoln Avenue, Fullerton
CAS-BOT374662CASSonchus oleraceusWiggins, Ira L.203341965-11-6 OrangeWest side of Atwood
CAS-BOT374663CASSonchus oleraceusWiggins, Ira L.206681966-5-25 OrangeParkway along south side of Nutwood Lane, margin of CSCF campus, Fullerton
CAS-BOT374664CASSonchus oleraceusSanders, W. P.s.n.1969-7-4 OrangeCosta Mesa
CAS-BOT374665CASSonchus oleraceusKnight, Walter; Knight, Irja; Howell, John Thomas14661966-7-28 PlumasButterfly Botanical Area and Vicinity. In Butterfly Canyon
CAS-BOT374666CASSonchus oleraceusHowell, John Thomas277551951-6-29 PlumasFeather River Canyon
CAS-BOT374667CASSonchus oleraceusHowell, John Thomas420231966-7-29 PlumasQuincy
CAS-BOT374668CASSonchus oleraceusBillings, F. H.s.n.1923-3-1 San BernardinoRedlands
CAS-BOT374669CASSonchus oleraceusParish, S. B.; Parish, W. F.7901883-1-1 San BernardinoSan Bernardino
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
CAS-BOT374671CASSonchus oleraceusAlpert, Meredyth; McClintock, Elizabeths.n.1974-7-1 San FranciscoAlcatraz Island, San Francisco Bay, San Francisco
CAS-BOT374672CASSonchus oleraceusTwisselmann, Ernest C.31241956-9-8 San FranciscoMt. Davidson
CAS-BOT374673CASSonchus oleraceusTwisselmann, Ernest C.31241956-9-8 San FranciscoMt. Davidson
CAS-BOT374674CASSonchus oleraceusEastwood, Alices.n.1915-8-1 San FranciscoVacant lot on Sansome St., San Francisco
CAS-BOT374675CASSonchus oleraceusEastwood, Alices.n.1926-10-15 San FranciscoFarallon Isl.
CAS-BOT374676CASSonchus oleraceusRattan, Volneys.n.1877-1-1 San FranciscoSan Francisco
CAS-BOT374677CASSonchus oleraceusRattan, Volneys.n.1877-4-29 San FranciscoSan Francisco
CAS-BOT374678CASSonchus oleraceusHowell, John Thomass.n.1957-5-17 San FranciscoSan Francisco. Bayview Hills
CAS-BOT374679CASSonchus oleraceusHowell, John Thomas315911956-6-17 San FranciscoSummit ridge of Bayview Hills, San Francisco
CAS-BOT374680CASSonchus oleraceusHowell, John Thomas312691956-4-22 San FranciscoEmbarcadero at Powell St., San Francisco
CAS-BOT374681CASSonchus oleraceusHowell, John Thomas326681957-6-16 San FranciscoSan Francisco. Third & Davidson streets
CAS-BOT374682CASSonchus oleraceusHowell, John Thomas324191957-5-26 San FranciscoSan Francisco. North base of Lone Mt.
CAS-BOT374683CASSonchus oleraceusRubtzoff, Peter10651952-5-29 San FranciscoSan Francisco. Sand dunes at 37th Avenue between Ortega and Quintara streets
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-BOT374689CASSonchus oleraceusRubtzoff, Peter30831956-11-14 San FranciscoSan Francisco. South of Stanley Drive, east of Lake Merced
CAS-BOT374690CASSonchus oleraceusRubtzoff, Peter35541957-9-15 San FranciscoSan Francisco. Flat behind the beach near Lands End
CAS-BOT374691CASSonchus oleraceusRaven, Peter H.64471954-3-21 San FranciscoSlopes along Lobos Creek near its mouth, San Francisco
CAS-BOT374692CASSonchus oleraceusRaven, Peter H.65611954-4-12 San FranciscoSigmund Stern Grove, San Francisco
CAS-BOT374693CASSonchus oleraceusRose, Lewis S.570391957-3-23 San Francisco876 Francisco St., n. slope of Russian Hill
CAS-BOT374694CASSonchus oleraceusMerkel, Terrence J.451950-5-21 San FranciscoBetween Lake Merced and the San Francisco Golf Club, San Francisco
CAS-BOT374695CASSonchus oleraceusHerrin, Wm. F.s.n.1918-8-29 San FranciscoSan Francisco
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-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
CAS-BOT374699CASSonchus oleraceusThomas, John H.106021965-4-29 San MateoSan Bruno Mountain in northern part of county
CAS-BOT374700CASSonchus oleraceusThomas, John H.70541958-3-19 San MateoEast facing slope of San Bruno Mountain, just north of South San Francisco
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
CAS-BOT374702CASSonchus oleraceusDudley, W. R.s.n.1895-2-23 San MateoSanta Cruz Peninsula. San Francisquito Creek beyond Hopkins place
CAS-BOT374703CASSonchus oleraceusRandall, Josephine D.991907-4-27 San MateoSanta Cruz Peninsula. Kings Mt.
CAS-BOT374704CASSonchus oleraceusBarry, Margaret A.2401938-4-21 San MateoCoal Mine Ridge
CAS-BOT374705CASSonchus oleraceusWheeler, Philips.n.1965-6-16 San MateoSan Bruno Mountain. Colma Canyon
CAS-BOT374706CASSonchus oleraceusHemphill, Fred7811973-5-6 San MateoSan Carlos. Chaparral area north of Malabar Rd. and Melendy Dr.
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.
CAS-BOT374711CASSonchus oleraceusKnoche, HermanSeries A, No. 22631919-8-15 Santa BarbaraSanta Cruz Island
CAS-BOT374712CASSonchus oleraceusKnoche, HermanSeries A, No. 11791919-7-25 Santa BarbaraSan Miguel Island, Tuff Hills Schuyler's [Cuyler's ?] Harbor
CAS-BOT374713CASSonchus oleraceusPollard, Henry M.s.n.1957-10-2 Santa BarbaraSo. Pac. R. R. yards, Santa Barbara
CAS-BOT374714CASSonchus oleraceusPollard, Henry M.s.n.1957-5-13 Santa Barbara222 W. Anapamu St., Santa Barbara
CAS-BOT374715CASSonchus oleraceusSnodgrass, R. E.s.n.1901-7-1 Santa BarbaraSanta Cruz Island, Valdaze Cove
CAS-BOT374716CASSonchus oleraceusRand, Mrs. W. W.441930-7-11 Santa BarbaraNear La Sentinel, Santa Cruz Island
CAS-BOT374717CASSonchus oleraceusHoffmann, Ralphs.n.1930-4-10 Santa BarbaraSan Miguel Island
CAS-BOT374718CASSonchus oleraceusKnoche, HermanSeries A, No. 11251919-7-19 Santa BarbaraSan Miguel Island
CAS-BOT374719CASSonchus oleraceusWiggins, Ira L.222731981-4-24 Santa ClaraTop of bank of San Francisquito Creek along Palo Alto Ave., between Seneca & Hale Streets, Palo Alto
CAS-BOT374720CASSonchus oleraceusWiggins, Ira L.29541928-6-5 Santa ClaraAt Museum, Stanford University Campus
CAS-BOT374721CASSonchus oleraceusThomas, John H.95731961-6-28 Santa ClaraStanford University Campus. Near Branner Hall
CAS-BOT374722CASSonchus oleraceusThomas, John H.6436A1956-9-6 Santa ClaraPalo Alto. Near Alma St. and Homer St.
CAS-BOT374723CASSonchus oleraceusDudley, W. R.s.n.1897-6-1 Santa ClaraSanta Cruz Mountain Peninsula. Stanford University
CAS-BOT374724CASSonchus oleraceusDudley, W. R.s.n.1906-5-28 Santa ClaraSanta Cruz Mountain Peninsula. Court back of Library, Stanford University
CAS-BOT374725CASSonchus oleraceusDudley, W. R.s.n.1895-4-19 Santa ClaraSanta Cruz Mountain Peninsula. Near Wright's
CAS-BOT374726CASSonchus oleraceusThomas, J. H.37911954-3-15 Santa ClaraGrowing between Saratoga and Saratoga Summit
CAS-BOT374727CASSonchus oleraceusRust, E. W.501906-11-2 Santa ClaraVicinity of Stanford University. Stanford Univ.
CAS-BOT374728CASSonchus oleraceusHaley, S. D.s.n.1908-10-1 Santa ClaraNear Cooley's Landing, Palo Alto
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
CAS-BOT374730CASSonchus oleraceusRandall, Josephine D.981907-6-14 Santa ClaraSanta Cruz Peninsula. Stanford University
CAS-BOT374731CASSonchus oleraceusThomas, J. H.1938A1950-5-28 Santa CruzBetween Big Basin Junction and Saratoga Summit
CAS-BOT374732CASSonchus oleraceusThomas, J. H.13841950-3-30 Santa CruzAlong Ocean Beach just outside of eastern limit of city of Santa Cruz
CAS-BOT374733CASSonchus oleraceusThomas, J. H.19381950-5-28 Santa CruzBetween Saratoga Summit and Big Basin Junction
CAS-BOT374734CASSonchus oleraceusThomas, J. H.13601950-3-27 Santa CruzDavenport Landing
CAS-BOT374735CASSonchus oleraceusThomas, J. H.12751950-2-26 Santa CruzAlong coast at western end of Cliff Drive, Santa Cruz
CAS-BOT374736CASSonchus oleraceusThomas, J. H.11401949-10-9 Santa CruzNear Highway 9 about 1 mile north of drinking fountain toward Saratoga Summit
CAS-BOT374737CASSonchus oleraceusWilloughby, John W.12471976-3-23 SolanoVaca Mountains. Mix Canyon, on north-facing slope
CAS-BOT374738CASSonchus oleraceusHowell, John Thomas116721933-9-17 SolanoSuisun
CAS-BOT374739CASSonchus oleraceusCampbell, Marian L.s.n.1920-8-17 SolanoCordelia
CAS-BOT374740CASSonchus oleraceusEastwood, Alice99921920-7-31 SolanoVallejo
CAS-BOT374741CASSonchus oleraceusKnight, Walters.n.1965-3-1 Contra CostaAntioch dunes
CAS-BOT374742CASSonchus oleraceusKnight, Walter; Knight, Irja3571963-10-3 SonomaCrane Canyon
CAS-BOT374743CASSonchus oleraceusWells, Mary P.6141985-9-9 SonomaAt Friends House, Rincon Valley, Santa Rosa
CAS-BOT374744CASSonchus oleraceusBreedlove, D. E.586961983-5-9 SonomaPepperwood Ranch W of Knights Valley
CAS-BOT374745CASSonchus oleraceusPollard, Henry M.s.n.1946-4-27 VenturaVentura River Basin. Kennedy Canyon
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-BOT374747CASSonchus oleraceusPollard, Henry M.s.n.1964-4-29 VenturaVentura River Basin. North slope of Red Mountain near Foster Park
CAS-BOT374748CASSonchus oleraceusRaven, Peter H.; Thompson, Henry J.207051966-4-23 VenturaSan Nicolas Island. Seal Beach, north-west end of island
CAS-BOT374749CASSonchus oleraceusHowell, John Thomas82291932-3-13 VenturaSan Nicolas Island
CAS-BOT374750CASSonchus oleraceusBlakley, E. R.B-27461959-4-24 VenturaBetween the boat dock and the village. East Anacapa Island
CAS-BOT374751CASSonchus oleraceusPettibone, Nora; Hubby, Frank W.s.n.1895-3-11 VenturaOjai Valley and Vicinity. Whale Rock
CAS-BOT374752CASSonchus oleraceusJunak, Steven A.MA- 1011986-4-22 VenturaCalifornia Islands. Middle Anacapa Island: N edge of terrace, W of Sea Arch Peninsula
CAS-BOT374753CASSonchus oleraceusBlakley, E. R.43861961-5-18 VenturaCalifornia Channel Islands. Large canyon north side of the highest peak on the west island. Anacapa Island
CAS-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.
CAS-BOT555824CASSonchus oleraceusGriffith, Gerald451937-3-28 KernBakersfield--City Lot: 201 Clyde St., San Joaquin Valley watershed
CAS-BOT556934CASSonchus oleraceusGriffith, Gerald2381937-5-18 Kern24th Street Mill Ditch, San Joaquin Valley watershed
CAS-BOT571369CASSonchus oleraceusChristensen, Sr. Marian Ruths.n.1968-7-20 Santa ClaraLos Gatos, College Avenue
CAS-BOT650016CASSonchus oleraceusMain, Gerald1261975-4-26 Contra CostaBlack Hawk Ranch: NE of Ranch house
CATA1093CATASonchus oleraceusMark L. Hoefs20431995-5-16 Los AngelesSanta Canon, near road to Two Harbors
CATA1193CATASonchus oleraceusMark L. Hoefs21981995-5-30 Los AngelesSanta Canon Road
CATA1249CATASonchus oleraceusMark L. Hoefs23291995-1-27 Los AngelesSanta Catalina Island: Ballast Point at Catalina Harbor
CATA1451CATASonchus oleraceusMark L. Hoefs26331996-4-06 Los AngelesSanta Catalina Island: End of Renton Mine Road
CATA2796CATASonchus oleraceusRobert F. Thorne527441979-5-01 Santa BarbaraSan Miguel Island: On dry, grassy lake bed near airstrip on west side of island
CATA2797CATASonchus oleraceusMichael R. Benedict1970-4-22 VenturaEast Anacapa Island: North of Coast Guard Compound, east part of island
CATA2798CATASonchus oleraceusMichael R. Benedict1968-11-02 Santa BarbaraSanta Cruz Island: Buena Vista
CATA2799CATASonchus oleraceusMichael R. Benedict1971-7-14 Santa BarbaraSan Miguel Island: 3/4 mile north of Tyler Bight, west end of island
CATA2801CATASonchus oleraceusRobert F. Thorne489561977-4-28 Santa BarbaraSanta Rosa Island: South side at old military base at Johnsons Lee
CATA848CATASonchus oleraceusMark L. Hoefs16561992-3-29 Los AngelesSanta Catalina Island: Above upper circle of Las Lomas Drive, Avalon
CATA855CATASonchus oleraceusMark L. Hoefs16641992-3-30 Los AngelesSanta Catalina Island: Little Harbor
CDA0007670CDASonchus oleraceusT.C. Fuller32711959-10-14 SiskiyouBig Springs Park, Mt. Shasta City.
CDA0007671CDASonchus oleraceusL.C. Wheeler95971967-5-15 Los AngelesSan Gabriel Mountains: Elsmere Canon; bottom of canyon near mouth.
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.
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.
CDA0011809CDASonchus oleraceusG.F. Hrusa77711990-4-20 SacramentoW side of lake, approx. 1/3 mile upstream from Nimbus Dam. Natoma Unit-Folsom Lake State Rec. Area.
CDA0012594CDASonchus oleraceusG.F. Hrusa81301990-6-18 SacramentoAbove and S of estuary at S end of American River Bluffs. Natoma Unit-Folsom Lake State Rec. Area.
CDA0012740CDASonchus oleraceusG.F. Hrusa79811990-5-23 SacramentoCanon at S end of American River Bluffs. Natoma Unit-Folsom Lake State Rec. Area.
CDA0015245CDASonchus oleraceusG.F. Hrusa143761998-5-08 Contra CostaDow Chemical property at Pittsburg adjacent to shore of San Joaquin River. Sacramento Delta.
CDA0029554CDASonchus oleraceusM.K. Beyers2682009-11-16 SacramentoCity of Sacramento: in the north eastern portion of the north lot at Sacramento City College.
CDA0030602CDASonchus oleraceusM. Beyers4342010-5-12 SolanoOn the corner of Halley Road and Wolfskill Road.
CDA0030609CDASonchus oleraceusM. Beyers2922010-3-28 AlamedaBerkeley. Along West Frontage Road (Interstate 80 Frontage Road). east of the Berkeley Marina.
CDA0030742CDASonchus oleraceusM. Beyers4352010-5-12 SolanoOn the corner of Halley Road and Wolfskill Road.
CDA0032157CDASonchus oleraceusM. Beyers8492010-10-9 Sacramento0.5 miles east of Courtland along Wilson Road.
CDA0032940CDASonchus oleraceusD. Barbe & P. Hiatt1979-5-01 SonomaSouth of Asti; on Asti Road, 0.45 mile south of Washington School Road.
CDA0032941CDASonchus oleraceusDoug Barbe & Phyllis Hiatt1979-5-02 ColusaWilliams; waste ground by Shell station.
CDA0034028CDASonchus oleraceusD.G. Kelch11.0872011-4-6 AlamedaNear Don Edward's National Wildlife Area.
CDA0035405CDASonchus oleraceusG.F. Hrusa183112011-6-8 Santa BarbaraSan Rafael Wilderness. Sisquoc River canyon at Sycamore Camp. Sierra Madre Mountains.
CDA0040191CDASonchus oleraceusM. Beyers2014-2-22 YoloWinters.
CDA0042842CDASonchus oleraceusL. Ahart173682011-6-5 ButteIn pots or garden, Peter Ahart Ranch, about 1 1/2 miles north and 1 mile east of Honcut, about 12 miles south of Oroville.
CDA0042873CDASonchus oleraceusL. Ahart180612012-5-14 ButtePlanted area between sidewalk and Vallombrosa Avenue, west of Manzanita Avenue, just west of the bridge across Big Chico Creek, Lower Bidwell Park, Chico.
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.
CDA0047967CDASonchus oleraceusG. K. Waldens.n.2017-6-9 YoloWest Sacramento, Raley Field Parking Lot F. North of S. River Rd, east of 80 and railroad tracks.
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.
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.
CHSC102501CHSCSonchus oleraceusLowell Ahart157912009-5-30 ButteBy a small rock about 50 yards south of the fence and about 120 yards east of Ten Mile House Road, Upper Bidwell Park, about 3/4 mile (air) west of Highway 32, about 10 miles northeast of Chico. T2 N R02E S35 near center, upper half
CHSC103987CHSCSonchus oleraceusLowell Ahart166712010-5-14 ButteOn the south side of a trail, about 1/2 mile west of the entrance to the Disc Golf Area, west of Highway 32. Upper Bidwell Park, about 4 1/2 miles (air) northeast of Chico. T2 N R02E S1 W1/4
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
CHSC107249CHSCSonchus oleraceusLowell Ahart173602011-6-3 ButteWood chipped planter area between Bidwell Mansion parking area and Gateway Science Museum, Chico. T2 N R01E S2 W1/4
CHSC107250CHSCSonchus oleraceusLowell Ahart17360A2011-6-3 ButteWood chipped planter area between Bidwell Mansion parking area and Gateway Science Museum, Chico. T2 N R01E S2 W1/4
CHSC109715CHSCSonchus oleraceusV. Soza12152011-5-14 Los AngelesTransverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire area, above Santa Anita Canon, ca. 0.7 mile west of the Santa Anita Dam. T0 N R1 W S09 E1/2 SE1/4 USGS Quadrangle: Mount Wilson
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
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.
CHSC114962CHSCSonchus oleraceusLowell Ahart199232015-1-27 ButteAlong the west side of Virginia Street, northwest of the intersection of Hazel Street and Virginia Sreet, Gridley. T1 N R02E S36 SE1/4
CHSC115178CHSCSonchus oleraceusLowell Ahart202062015-6-6 ButteGravel bar on the south side of the dry stream, about 20 yards north of the dirt road, about 5/8 mile northwest of the iron gate along Cherokee Road, Beatson Hollow, North Table Mountain, about 7 miles (air) north of Oroville. T2 N R04E S18 SE1/4
CHSC116120CHSCSonchus oleraceusLowell Ahart206122015-11-4 SutterPeach orchard, about 50 yards east of George Washington Blvd., about 1 1/8 mile south of the intersection of Highway 20 and George Washington Blvd., Yuba City. T1 N R03E S29
CHSC116495CHSCSonchus oleraceusLowell Ahart206912015-11-21 ButteOn the north side of home, Peter Ahart Ranch, about 1 1/2 miles north and one mile east of Honcut, about 12 miles south of Oroville. T1 N R04E S04 SE1/4
CHSC122438CHSCSonchus oleraceusLowell Ahart220092019-6-15 ButteBack yard of a home, east side of Larkin Road, about one mile north of the intersection of Larkin Road and East Gridley Road, about 2 miles (air) northeast of Gridley. TRS: T1 N, R3E, Section 33 if surveyed.
CHSC123880CHSCSonchus oleraceusLowell Ahart226742021-9-11 ButtePeach orchard, about 200 yards southwest of Robinson Corner, intersection of East Gridley Road and Highway 70, about 12 miles (air) southwest of Oroville. T1 N, R3E, northwest 1/4 Section 32.
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.
CHSC31658CHSCSonchus oleraceusL. Ahart4741974-6-03 ButteIn garden. Peter Ahart Ranch, Honcut.
CHSC31659CHSCSonchus oleraceusL. Ahart17821978-7-15 ButteAround the garden, Peter Ahart Ranch, Honcut.
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
CHSC38390CHSCSonchus oleraceus1975-3-9 ButteUpper Bidwell Park, Chico, on the north rim ca. 2.0 mi e of the power lines.
CHSC38391CHSCSonchus oleraceusVernon Oswald5121983-5-21 ButteUpper Bidwell Park, Chico, on the north rim at the level of Horseshoe Lake.
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.
CHSC424CHSCSonchus oleraceusJ. Turner1930-5-14 ButteChico Creek road.
CHSC55887CHSCSonchus oleraceusS. C. Morey1986-7-07 SolanoSuisan Marsh. Southeast side of Van Sickle Island adjacent to the Sacramento River. T0 N R01E S USGS Quadrangle: Antioch North
CHSC6086CHSCSonchus oleraceusB. Wilson1531968-4-17 ButteNE of Greenhouse, CSC campus.
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
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
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
CHSC75065CHSCSonchus oleraceusRoger Thom221987-5-26 Contra Costa1100 block of Hillside Ave. Walnut Creek. Roadside.
CHSC8150CHSCSonchus oleraceusJ. G. Moore911969-5-10 MarinOn n side of Hwy 104, 200 yds. e of Olema.
CHSC8151CHSCSonchus oleraceusM. Banning331969-4-07 MarinBear Valley rd., 1 N. of Pt. Reyes Park headquarters.
CHSC8152CHSCSonchus oleraceusK. Henegar821969-5-15 ButteCohasset Road, 1/2 m s of Chico Municipal airport; along w side of road.
CHSC8560CHSCSonchus oleraceusM. MacArthur1651968-6-12 ButteCa. 5 W of Biology Stockroom in Life Science bld., Chico State College campus.
CHSC98404CHSCSonchus oleraceusLeRoy Gross2362000-6-8 Los AngelesVerdugo Mountains: Off La Tuna Canon Road, on Santa Monica Mountains Conservancy land. On trail up out of canyon and going to the crest folllowing a ridge running northwest from the crest.
CSUSB90283CSUSBSonchus oleraceusRoy W. Martin761228-61976-12-28 San BernardinoLytle Creek
CSUSB90289CSUSBSonchus oleraceusRoy W. Martin770227-71977-2-27 San BernardinoLytle Creek
CSUSB93851CSUSBSonchus oleraceusAylin Portillo2019-5-8 San Bernardino1 W. 9th Street, San Bernardino, California.
DAV329089DAVSonchus oleraceusJ. Shepard4222001-3-26 YoloYolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. Five yards from east boundary and the Department of Defense property fence and approximately 200 yards north of County Road 36.
DAV338163DAVSonchus oleraceusKonshau Duman642019-4-20 GlennBird Haven Ranch, Butte City, on top of levee parallel to northward dirt road.
DAV353793DAVSonchus oleraceusK. Esaus.n.1935-6-25 RiversideRiverside County: road to Beaumont.
DAV353794DAVSonchus oleraceusK. Esaus.n.1937-5-28 YoloYolo County: Davis.
DAV353795DAVSonchus oleraceusH. R. Drevers.n.1945-6-01 YoloYolo County: Davis.
DAV353796DAVSonchus oleraceusLarry DeBuhr7931973-3-03 ImperialImperial County: Yuha Basin, Pinto Wash; along Highway 98 about 16 miles west of Calexico.
DAV353797DAVSonchus oleraceusJack Delaini351974-2-21 Los AngelesLos Angeles County: Lodi Canon, San Dimas Experimental Forest, Angeles National Forest.
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.
DAV353799DAVSonchus oleraceusEllen Dean53192009-4-1 YoloYolo County: city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland.
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.
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.
DAV353802DAVSonchus oleraceusD. S. Park3012011-5-21 Santa BarbaraSanta Barbara County: Growing along Floradale Ave. Adjacent to farmland.
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.
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.
DAV353805DAVSonchus oleraceusD. S. Park151--42010-7-4 MontereyMonterey County: Monterey, near gas station before entrance to 17 Mile Rd. Small population.
DAV353806DAVSonchus oleraceusDonald R. Bissing1481973-6-02 Los AngelesLos Angeles County: Evey Canon, San Gabriel Mountains. 1.4 miles from canyon mouth.
DAV353807DAVSonchus oleraceusD. S. Park151--32010-7-4 MontereyMonterey County: Monterey, near gas station before entrance to 17 Mile Rd. Small population.
DAV353808DAVSonchus oleraceusSusan Miller2--1291993-3-21 SacramentoSacramento Co.: Cosumnes River Preserve; collected in Area 2: Blue Field.
DAV353809DAVSonchus oleraceusD. S. Park151--22010-7-4 MontereyMonterey County: Monterey, near gas station before entrance to 17 Mile Rd. Small population.
DAV353810DAVSonchus oleraceusD. S. Park151--12010-7-4 MontereyMonterey County: Monterey, near gas station before entrance to 17 Mile Rd. Small population.
DAV353811DAVSonchus oleraceusEllen Dean86062015-3-21 YoloYolo County: Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 N of Putah Creek. Area E of Bray Canon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014.
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.
DAV353813DAVSonchus oleraceusL. Angst91975-3-27 UnknownCounty unknown: exact location unknown.
DAV353814DAVSonchus oleraceusH. J. Baades.n.1920-5-01 NapaNapa County: Napa.
DAV353815DAVSonchus oleraceusPerry S. Allen3221969-5-14 StanislausStanislaus County: at house on Grange Company ranch #10, 2.5 miles west of La Grange.
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.
DAV353818DAVSonchus oleraceusFrederica Bowcutt4351984-6-23 SonomaSonoma County: Salt Point State Park. Approx. 20 miles N of Jenner and 80 miles S of Fort Bragg. North of Gerstle Cove approx. 1/4 mile. W of Highway 1.
DAV353819DAVSonchus oleraceusFrederica Bowcutt10371987-5-28 MendocinoMendocino County: Sinkyone Wilderness State Park; along the North Fork of Jackass Creek; just north of old town of Wheeler. SE of Bear Harbor 2 air miles.
DAV353820DAVSonchus oleraceusFrederica Bowcutt16551993-6-25 SacramentoSacramento County: Delta Meadows River Park. About 25 air miles S of Sacramento, 10 air miles W of Galt, and 1 air mile NE of Walnut Grove. Immed. E of Locke, in Sacramento River Delta, N of the Delta Cross Channel. Along perimeter of island owned by Asian City Corp. E and N of side slough off of Snodgrass Slough.
DAV353821DAVSonchus oleraceusGerald L. Benny3801971-4-21 San BernardinoSan Bernardino County: Day Canon, San Bernardino National Forest.
DAV353822DAVSonchus oleraceusJohn Thomas Howell516301976-5-16 KernKern Co.: Delano.
DAV353823DAVSonchus oleraceusJames Henrickson12321963-4-30 Los AngelesLos Angeles County: Evey Canon, northeast of Claremont, along road to Mt. Baldy.
DAV353824DAVSonchus oleraceusMary M. Hektner1671974-7-25 SonomaSonoma County: Galleon's Reach, Unit 3 Owner's Map, Sea Ranch, near State Highway 1.
DAV353825DAVSonchus oleraceusMorris Halperins.n.1929-5-01 AlamedaAlameda County: streets of Berkeley.
DAV353826DAVSonchus oleraceusK. Esaus.n.1937-5-28 YoloYolo County: Davis.
DAV353827DAVSonchus oleraceusP. B. Kennedys.n.1920-6-23 YoloYolo County: Holland Land Co. Sacramento River - Clarksburg.
DAV353828DAVSonchus oleraceusP. B. Kennedys.n.1914--1 YoloAlameda County: Berkeley Hills.
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.
DAV353830DAVSonchus oleraceusJune McCaskill7701973-4-09 YoloYolo County: behind Robbins Hall, University of California campus, Davis.
DAV353831DAVSonchus oleraceusN. Nicola0072001-3-14 YoloYolo County: Sacramento Valley, 4 miles west of Woodland, at Canone of Cache Creek.
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.
DAV353833DAVSonchus oleraceusEllen Dean88952016-5-12 SolanoSolano County: Mix Canon, to the west of Pleasant Valley Rd. Along road side on south side of creek. North and south sides of road.
DAV353834DAVSonchus oleraceusD. S. Park682010-4-29 Los AngelesLos Angeles Co.: Wildwood Canon, picnic area, shady grassland, with Taraxacum officinale.
DAV353835DAVSonchus oleraceusM. Tu1561998-11-05 SacramentoSacramento Co.: Cosumnes River Preserve Plant Inventory - Seed Bank Plants.
DAV353836DAVSonchus oleraceusM. Tu2511999-5-13 SacramentoSacramento County: Cosumnes River Preserve Plant Inventory - Seed Bank Plants.
DAV353837DAVSonchus oleraceusG. F. Hrusa92731992-4-22 San JoaquinSan Joquin County: Caswell Memorial State Park.
DAV353838DAVSonchus oleraceusE. M. Johnston140J1915 ButteButte County: Biggs.
DAV353839DAVSonchus oleraceusK. Esaus.n.1937-5-28 YoloYolo County: Davis.
DAV353840DAVSonchus oleraceusAyzik Solomeshchs. n.2004-5-13 YoloYolo County: Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch.
DAV353841DAVSonchus oleraceusMary M. Hektner1031974-7-02 SonomaSonoma County: Near State Highway 1, Sea Ranch, Unit 28 Owner's Map.
DAV353842DAVSonchus oleraceusW. R. Dudleys.n.1906-5-28 Santa ClaraSanta Clara County: Stanford University. Court back of library.
DAV353843DAVSonchus oleraceusBarbara Yungert1181974-5-06 YubaYuba County: south of station headquarters, Sierra Foothill Field Station.
DAV353844DAVSonchus oleraceusIra L. Wiggins203341965-11-06 OrangeOrange County: west side of Atwood.
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.
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.
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.
DAV353848DAVSonchus oleraceusRobert F. Thorne584121984-5-06 Santa BarbaraSanta Barbara County: Santa Cruz Island: Prisoners' Bay Canon, behind Prisoners' Harbor Camp.
DAV353849DAVSonchus oleraceusAlice Warrick291979-5-19 YoloYolo County: Davis. 870 Linden lane. Growing as a weed in cultivated garden.
DAV353850DAVSonchus oleraceusKenneth A. Wilson8751961-2-21 Los AngelesLos Angeles County: Northridge. San Fernando Valley State College campus.
DAV353851DAVSonchus oleraceusClifton F. Smith6561944-4-01 Santa BarbaraSanta Barbara County: in Botanic Garden, Santa Barbara.
DAV353852DAVSonchus oleraceusC. W. Tilforth2101969-7-17 Los AngelesLos Angeles County: Rancho Santa Ana Botanical Garden, Claremont.
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.
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.
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.
DAV353856DAVSonchus oleraceusBob Rodin1161943-4-16 AlamedaAlameda County: UC Berkeley. Strawberry Canon. Southern slope. West of the Botanical Garden.
DAV353857DAVSonchus oleraceusD. S. Park622010-4-29 Los AngelesLos Angeles Co.: Wildwood Canon, roadside near first canyon entrance trailhead.
DAV353858DAVSonchus oleraceusGerry North71993-4-1 SonomaSonoma County: Sugarloaf Ridge State Park. About 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 2.5 air miles NE of Kenwood, and 18 air miles NW of Napa. Across road from Goodspeed trailhead pullout.
DAV353861DAVSonchus oleraceusJames P. Smith68621973-5-26 HumboldtHumboldt County: Scotia Bluffs along the Eel River near Rio Dell.
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.
DAV44135DAVSonchus oleraceusIra L. Wiggins205141966-3-05 OrangeOrange County: 1/2 mile W of El Toro P.O. along Highway S-18.
GMDRC1121GMDRCSonchus oleraceusJ. Andre40482003-5-25 San BernardinoGranite Mtns: Granite Mtns: Mouth of Budweiser Cyn, growing in wet sandy soil in streambed.. Elev. 3788 ft.
HSC104456HSCSonchus oleraceusJeff Barrett252014-4-13 HumboldtSamoa Peninsula, Fairhaven, along south side of Bay Street
HSC12548HSCSonchus oleraceusC. Kline771970-11-15 Humboldt4.2 N of Trinidad, olf Hwy. 101
HSC26377HSCSonchus oleraceusT.O. Osborne381970-9-16 HumboldtTrinidad Bay, Prisoner Rock
HSC39802HSCSonchus oleraceusPeter Sorensensn1976-6-11 HumboldtKing Salmon
HSC39938HSCSonchus oleraceusLinda M. Barker16441976-7-05 Humboldt3 W of Arcata
HSC40944HSCSonchus oleraceusLinda M. Barker15461976-6-01 HumboldtLanphere-Christensen Dunes, 3 W of Arcata.
HSC52617HSCSonchus oleraceusG.L. Clifton55391979-6-19 Del NorteNear Smith River, S Fork, close to the town of Gasquet.
HSC60123HSCSonchus oleraceusM.A. Baker5591978-5-20 HumboldtHoopa Indian Reservation
HSC6222HSCSonchus oleraceusJ.R. Bernardsn1963-4-08 MontereyLaguna Seca, half way between Salinas and Monterey.
HSC6223HSCSonchus oleraceusJ.W. Johnson12161962-4-08 HumboldtArcata, Mad River Co. Park
HSC6224HSCSonchus oleraceusJ.W. Johnson10431961-8-17 HumboldtArcata, W.M. Lanphere Farm, Samoa Peninsula.
HSC67888HSCSonchus oleraceusJ.P. Smith68621973-5-26 HumboldtScotia Bluffs along the Eel River near Rio Dell
HSC89465HSCSonchus oleraceusP.A. Daly691986-3-12 HumboldtTrinidad Head, along trail
HSC91760HSCSonchus oleraceusSusan H. Bicknellsn1989-4-16 San Luis ObispoMontana de Oro State Park, MDO 1000
HSC91903HSCSonchus oleraceusE. Mackeysn1986-11-02 HumboldtPatrick's Point State Park; by road to Palmer's Point
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)
IRVC105426IRVCSonchus oleraceusRobert Lee AllenA6291983-2-12 OrangeFullerton: Hillcrest Park, slope bordering E. Valley View Drive
IRVC105428IRVCSonchus oleraceusB. Mawdsley5021965-3-30 OrangeEast Bluff at Mar Vista
IRVC105429IRVCSonchus oleraceusR. Acevedo1965-5-05 OrangeBack Bay
IRVC105431IRVCSonchus oleraceusR. Acevedo5031965-4-30 OrangeNewport Beach, [Newport] Back Bay; 33.6304 -117.8854
IRVC105432IRVCSonchus oleraceusBarbara T. Gittins701963-3-22 OrangeOrange Coast College campus, Costa Mesa
IRVC105433IRVCSonchus oleraceusD. Van Gorden4931965-5-09 OrangeSilverado Canon
IRVC105434IRVCSonchus oleraceusDebbie Frees4941965-3-13 OrangeSilverado Canon
IRVC105435IRVCSonchus oleraceusMike Munier5011965-4-10 OrangeNewport Beach, Back Bay
IRVC105436IRVCSonchus oleraceusJ. Schram4991965-5-03 OrangeCorona Del Mar, 564 Seaward Rd.
IRVC105437IRVCSonchus oleraceusL. Stilgenbauer5001965-4-15 OrangeCorona del Mar; 339 Milford Drive.; 33.59063 -117.86204
IRVC105438IRVCSonchus oleraceusC. Hooven4961965-4-17 OrangeSanta Ana heights: Palisades and Spruce.
IRVC105439IRVCSonchus oleraceusIra L. Higgins4061966-1-11 OrangeOrange grove
IRVC105440IRVCSonchus oleraceusJanet Morgan5041965-4-03 ImperialJ street and West I, Brawley
IRVC105441IRVCSonchus oleraceusRay Nesheia5051965-4-24 RiversideHighway 74 at Elsinore
IRVC105442IRVCSonchus oleraceusR. Salcido1965-5-08 ?  OrangeCorona.
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
IRVC105444IRVCSonchus oleraceusD.W. Goodall1968-4-02 Imperial1 W of Glamis.
IRVC105445IRVCSonchus oleraceusMichael Simpson24072003-5-3 San DiegoOtay Mtn watershed; Mine Cyn, ca. 0.7 N of Marron [Valley] Road.
IRVC105446IRVCSonchus oleraceusScott Boczkiewicz10012005-2-5 San DiegoW side of Otay Mtn; 1.5km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canon.
IRVC105447IRVCSonchus oleraceusMark A. Elvin26332003-5-3 San DiegoSE side of Otay Mountain, W Marron Valley, mouth of Mine Canon, ca. 1.0 N of Mexican border, slopes above the Tijuana River
IRVC105448IRVCSonchus oleraceusMark A. Elvin39452005-2-5 San DiegoW side of Otay Mtn; 1.5km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canon. Rocky (granite) clay with scattered clay lenses; SD Plant Atlas grid V14
IRVC105449IRVCSonchus oleraceusA.C. Sanders296502005-4-22 San DiegoBatiquitos Lagoon Ecological Reserve, N side of lagoon, E of I-5 fwy, along trail past the nature center.
IRVC105450IRVCSonchus oleraceusA.C. Sanders265372003-5-4 San DiegoOtay Mountain, ridge ca. 2-3 miles east of the peak, around end of jeep trail
IRVC113372IRVCSonchus oleraceusMichael G. Simpson43802020-4-17 OrangeForster Canon Trail system, along narrow side trail
IRVC113417IRVCSonchus oleraceusMichael G. Simpson44332020-5-20 OrangeRonald W. Canong Bell Canon trail.
IRVC113770IRVCSonchus oleraceusMichael G. Simpson42762019-6-8 OrangeAlong canyon bottom, ca. 0.3 mile north of Forest Rte 3S04, ca. 3.6 miles along road from Hwy 74 (Ortega Highway). Santa Ana Mountains.
JEPS100168UCJEPSSonchus oleraceusG. SmickGAS992003-3-27 Contra CostaMt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
JEPS111647UCJEPSSonchus oleraceusA. G. Murdock1772003-9-12 SolanoMare Island
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
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
JEPS118346UCJEPSSonchus oleraceusLowell Ahart173602011-6-3 ButteWood chipped planter area between Bidwell Mansion parking area and Gateway Science Museum, Chico
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.
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.
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.
JEPS124183UCJEPSSonchus oleraceusLowell Ahart199232015-1-27 ButteNorthwest of intersection of Hazel Street and Virginia Street, Gridley.
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.
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)
JEPS30414UCJEPSSonchus oleraceusDonald Kyhos59-11959-1-04 Los AngelesWhittier
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
JEPS30646UCJEPSSonchus oleraceusPeter H. Raven, Henry J. Thompson143461959-6-04 Los AngelesPoint Dume Santa Monica Mountains, Point Dume
JEPS30659UCJEPSSonchus oleraceusPeter H. Raven, Henry J. Thompson144471959-9-18 Los AngelesUniversity of California, West Los Angeles Santa Monica Mountains, University of California, West Los A
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)
JEPS32811UCJEPSSonchus oleraceusE. R. Blakley58681963-5-23 Santa Barbaraw side Cuyler Harbor (San Miguel Island, Channel Islands); Channel Islands, San Miguel Island, w side Cuyler Harbor
JEPS32812UCJEPSSonchus oleraceusE. R. Blakley58191963-5-22 Santa Barbarabase of sand spit at Cardwell Point (Channel Islands, San Miguel Island); Channel Islands, San Miguel Island, Cardwell Point
JEPS37524UCJEPSSonchus oleraceusWillis L. Jepson67701916-4-16 KernBakersfield Bakeresfield
JEPS37525UCJEPSSonchus oleraceusWillis L. Jepson165551934-4-08 SolanoLittle Oak , Little Oak (Vacaville)
JEPS37531UCJEPSSonchus oleraceusWillis L. Jepson176051936-6-02 Napabanks Napa River (St. Helena); banks Napa River, St. Helena
JEPS37532UCJEPSSonchus oleraceusLincoln Constance7971934-6-03 Humboldtfoot of bank along n side Redwood Highway at Dyerville (South Fork Eel River, Bull Creek Region); Bull Creek Region, South Fork Eel River
JEPS58909UCJEPSSonchus oleraceusJavier Penalosa, J. T. Howell16461961-6-07 Marinw Marin Country Day School (Tiburon Peninsula); Tiburon Peninsula
JEPS77159UCJEPSSonchus oleraceusRobert M. Lloyd23071963-4-05 Marinabout 1 mi nw Tiburon (near housing tract)
JEPS84553UCJEPSSonchus oleraceusJohn W. Willoughby16681976-5-06 SolanoMix Canon Vaca Mountains, Mix Canon
JEPS84554UCJEPSSonchus oleraceusJohn W. Willoughby17181976-5-18 Solanonear Mix Canon Road (Mix Canon, Vaca Mountains); Vaca Mountaina, Mix Canon
JEPS88920UCJEPSSonchus oleraceusRimo Bacigalupi, L. Heckard, P. C. Hutchison82311962-3-16 Orange2 mi n Doheny Beach State Park (along U.S. 101)
JOTR29401JOTRSonchus oleraceusLa Doux, Tasha14782006-5-22 San BernardinoJoshua Tree National Park. Willow Hole
JOTR30283JOTRSonchus oleraceusLa Doux, Tasha17792007-5-31 RiversideJoshua Tree National Park. Stop 2: Cottonwood Springs/Oasis; in wet soil at oasis.
JOTR30284JOTRSonchus oleraceusLa Doux, Tasha17792007-5-31 RiversideJoshua Tree National Park. Stop 2: Cottonwood Springs/Oasis; in wet soil at oasis.
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)
JOTR31031JOTRSonchus oleraceusLa Doux, Tasha15352010-4-27 San BernardinoJoshua Tree National Park. Oasis of Mara, Park Head Quarters, survey surrounding administrative buildings
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)
JROH1260JROHSonchus oleraceusJohn H. Thomas105341964-11-29 San MateoJasper Ridge Biological Preserve, Stanford University; W end of Searsville Dam
JROH1261JROHSonchus oleraceusJohn H. Thomas156561970-7-05 San MateoJasper Ridge Biological Preserve, Stanford University
JROH1262JROHSonchus oleraceusJohn H. Thomas170921974-4-06 San MateoJasper Ridge Biological Preserve, Stanford University; west side of dam
JROH1263JROHSonchus oleraceusJohn Hunter Thomas205541981-5-08 San MateoJasper Ridge Biological Preserve, Stanford University
LA00638564LASonchus oleraceusPeter H. Raven146151959-10-10 Los AngelesSanta Monica Mountains; University of California, Los Angeles
LA00638566LASonchus oleraceusArthur C. Gibson41292001-4-20 VenturaSanta Monica Mountains; Mountclef Ridge; Wildwood Regional Park, Thousand Oaks; Santa Rosa Trail
LA00638567LASonchus oleraceusBarry A. Prigge87081989-5-10 Los AngelesSanta Monica Mountains; Point Dume; above Dume Cove
LA00638568LASonchus oleraceusBarry A. Prigge87121989-5-10 Los AngelesSanta Monica Mountains; Point Dume; above Dume Cove
LA00638569LASonchus oleraceusNorman A. Cole3501964-5-1 VenturaSanta Monica Mountains; Point Mugu Beach
LA00638571LASonchus oleraceusNorman A. Cole350b1964-5-1 Los AngelesSanta Monica Mountains; 9.7 mi from Pacific Coast Hwy along Piuma Rd
LA00638574LASonchus oleraceusMonte Lloyd500731p9531950-7-31 Los AngelesSanta Monica Mountains; University of California at Los Angeles Campus
LA00638575LASonchus oleraceusHarlan Lewis1940-8-14 Los AngelesSanta Monica Mountains; Campus of University of California at Los Angeles
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
LA210378LASonchus oleraceusJohn Lambrinos96--221996 Santa BarbaraCentral Coast; Vandenberg Air Force Base
LA212313LASonchus oleraceusL. Hainess.n.1949-7-22 Los AngelesCanoga Park
LA212314LASonchus oleraceusBill Bozarths.n.1949-7-11 Los AngelesConoga Park
LA213933LASonchus oleraceusJoseph Andorfer Ewan75331932-5-19 Los AngelesPlaya del Rey, near power house
LA32074LASonchus oleraceusHenry J. Thompson143461959-6-04 Los AngelesSanta Monica Mountains; Point Dume
LA32075LASonchus oleraceusPeter H. Raven1959-9-18 Los AngelesCampus of University of California at Los Angeles
LA32076LASonchus oleraceusPeter H. Raven141651959-5-09 Los AngelesSanta Monica Mountains; Mulholland Hwy, 1 W of Las Virgenes Rd, Malibu Creek drainage
LA35622LASonchus oleraceusRonald A. Cross356221952-5-1 Los AngelesSanta Monica Mountains; Topanga Canon
LOB118453LOBSonchus oleraceusBryana Olmeda012017-3-4 OrangeSanta Ana Mountains, Cleveland National Forest, Silverado Canon, Motorway Trail.
LOB118454LOBSonchus oleraceusP.C. Baker51051965-2-10 Los Angeleswash on Pomona College Canont
LOB118455LOBSonchus oleraceusHajer Rawag22017-3-4 OrangeCleveland National Forest, Santa Ana Mountains, Silverado Canon Rd
LOB118456LOBSonchus oleraceusD. Green561970-3-24 Los AngelesCSULB Campus, lower campus area
LOB118457LOBSonchus oleraceusF. DeVito541970-5-05 RiversideGreen River Camp, Rt. 91, 4 miles W of Corona.
MCCC358MCCCSonchus oleraceusRita Fenton1982-2-26 MendocinoSkunk Railroad right-of-way, Pudding Creek
MCCC359MCCCSonchus oleraceusRita Fenton1982-2-26 MendocinoSkunk Railroad right-of-way, Pudding Creek
MCCC384MCCCSonchus oleraceusMarcia Snyder1982-3-18 MendocinoHesser House
MCCC5971MCCCSonchus oleraceusR. Woodward821982-3-15 MendocinoOn old railroad road at end of Rd. 400, Jackson State Demonstration Forest
OBI145797OBISonchus oleraceusRobert L. AllenA6041982-5-07 San Luis Obispodunes just SW of Highway 1, 10 miles NW of Cambria
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.
OBI145799OBISonchus oleraceusDavid Keil337112016-3-15 San Luis ObispoSouthern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach.
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.
OBI145801OBISonchus oleraceusDavid J. Keil229211992-5-2 San Luis ObispoLaguna Lake City Park. Along Madonna road in grassy strip with lawn
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.
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
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
OBI145811OBISonchus oleraceusDebora Guillot5.31993-7-15 San Luis ObispoSan Simeon State park. N central section of park
OBI145812OBISonchus oleraceusLarry Kelly2821988-10-01 San Luis ObispoPismo marsh between Pismo State Beach campground and Grand Ave
OBI145813OBISonchus oleraceusMike Wemp381972-3-29 San Luis ObispoAbout 1/2 W of Montana de Oro state park campground
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
OBI145817OBISonchus oleraceusDavid J. Keil181351984-4-28 San Luis ObispoAmer Cyn are in La Panza Mts
OBI145818OBISonchus oleraceusLarry Kelly5231991-6-22 Santa CruzSoquel Demonstration State forest off of Highland Ave
OBI145819OBISonchus oleraceusDan Sheehy31978-10-04 San Luis ObispoE facing slope near tennis courts at Tropicana Village, San Luis Obispo
OBI145820OBISonchus oleraceusTracey & Viola Call21211962-4-08 RiversideRancho Rd. Corona
OBI145821OBISonchus oleraceusRick Frelinger671982-5-10 San Luis ObispoSan Luis Crk in Reservoir Cyn, San Luis Obispo
OBI145822OBISonchus oleraceusBetty Sheehan81957-10-11 San Luis ObispoCal Poly Campus, Science bldg
OBI145823OBISonchus oleraceusJim Heaston331955-10-13 San Luis ObispoCal Poly, San Luis Obispo
OBI145824OBISonchus oleraceusBetty Sheehan191957-10-11 San Luis ObispoCal Poly Campus, Science bldg
OBI145825OBISonchus oleraceusDavid J. Keil147101981-5-16 San Luis ObispoArea around Arroyo de la Cruz near its crossing of hwy 1
OBI145826OBISonchus oleraceusRebecca Cicoria631982-5-08 Los AngelesPalos Verdes Peninsula, Sepulveda Cyn, along Si's Trl, Rolling Hills
OBI145827OBISonchus oleraceusRebecca Cicoria621982-5-08 Los AngelesPalos Verdes Peninsula, Sepulveda Cyn, along Si's Trl, Rolling Hills
OBI145828OBISonchus oleraceusEric Wise18841984-4-29 San Luis ObispoLittle Morro Crk. From the laguna to the hwy 1 overpass
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
OBI145830OBISonchus oleraceusSharon Jochums661974-4-03 San Luis ObispoW of hwy 1 S of Piedras Blancas Point on marine terr
OBI145831OBISonchus oleraceusGregg A. Young371972-5-06 Santa BarbaraPt Sal area
OBI145832OBISonchus oleraceusSmeltzer501982-4-12 San Luis ObispoSE side of Laguna Lake park from the roadway over to base of hill
OBI145833OBISonchus oleraceusMelissa Luckow601980-5-20 San Luis ObispoPoly Cyn, near the end of the rd on the N side
OBI145834OBISonchus oleraceusBob Everett21964-2-16 San Luis ObispoPoly Cyn, Cal Poly, San Luis Obispo
OBI145835OBISonchus oleraceusDavid J. Keil147351981-5-19 San Luis ObispoIndian Knob. Upper slopes of Indian Knob
OBI145836OBISonchus oleraceusDavid J. Keil145091981-4-24 San Luis ObispoJctn of Shell Crk Rd and Calif hwy 58 S of Shandon
OBI145837OBISonchus oleraceusDavid J. Keil119641977-3-25 Santa BarbaraJust E of Pine cyn Ranger Station along Calif 166
OBI145838OBISonchus oleraceusHannah Rothlin61981-2-20 San Luis ObispoAlong the W bands of Poly Cyn rd .5 mi past the entrance
OBI145839OBISonchus oleraceusGreg Wilvert3202005-4-25 San Luis ObispoSE Half of the Caliente Range. 1.1 km SW of Wells spring
OBI145840OBISonchus oleraceusArthur W. Hazebrook2131993-5-23 San Luis ObispoNipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill
OBI145841OBISonchus oleraceusRobert F. Hoover87041964-4-14 San Luis ObispoSan Luis Obispo
OBI145842OBISonchus oleraceusLarry Kelly5861991-7-01 Santa CruzSoquel Demonstration State forest off of Highland Ave
OBI145843OBISonchus oleraceusR. R. La Belle401967-10-10 San Luis ObispoLaguna Lake, San Luis Obispo
OBI161583OBISonchus oleraceusDavid Keil356532019-5-9 Santa BarbaraSanta Ynez Mountains. Phytojog 2019 trip to The Nature Conservancy's Jack and Laura Dangermond Preserve. Stop 1. Cojo Ranch Unit. 1.34 miles east from Cojo Gate along Long Canon Rd. and 1.5 miles east from the Pacific coast. Site with wells and weather station.
OBI166748OBISonchus oleraceusReed Kenny8582019-6-20 Santa CruzSwanton pacific ranch
OBI181186OBISonchus oleraceusDavid J. Keil325942015-2-14 San Luis ObispoPismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canon Road
PGM5512PGMSonchus oleraceusHowitt, Beatrice F00321955-5-09 MontereyMonterey Peninsula, Pacific Grove, Piedmont Avenue Del Monte Park
POM11349RSASonchus oleraceusF. L. Robinson101921-3-17 Los AngelesClaremont, near the Greek [Theater]
POM122397RSASonchus oleraceusMarcus E. Joness.n.1926-9-09 Los AngelesCatalina Island.
POM12323RSASonchus oleraceusF. L. Robinson581921-5-09 Los AngelesClaremont.
POM155584RSASonchus oleraceusM. B. Dunkle18541928-4-11 Los AngelesSanta Catalina Island. Near Isthmus.
POM155653RSASonchus oleraceusM. B. Dunkle19391928-5-13 Los AngelesSanta Catalina Island. Coach road. Talus slope near Wishbone Loop
POM160622RSASonchus oleraceusMarcus E. Joness.n.1929-3-25 Santa BarbaraSanta Cruz Island.
POM178031RSASonchus oleraceusJoseph A. Ewan41921931-5-11 Los Angeles1 mile noth Van Nuys Estate, West 6th St.
POM181428RSASonchus oleraceusI. L. Wiggins46081930-4-18 Contra CostaJersey Island.
POM181473RSASonchus oleraceusH. F. Copeland8631923--1 ButteNelson.
POM19130RSASonchus oleraceusP. A. Munz66801923-4-09 Los AngelesSan Clemente Island. Canon 3 miles southeast of Casa Blanca.
POM201741RSASonchus oleraceusL. M. Booth10121932-5-12 OrangeNewport Bay.
POM202167RSASonchus oleraceusL. M. Booth11931932-6-15 OrangeMarsh border East of Huntington Beach.
POM202168RSASonchus oleraceusL. M. Booth12971932-7-21 OrangeNear Sunset Beach, Anaheim Marsh.
POM202169RSASonchus oleraceusL. M. Booth13051932-7-23 OrangeCorona del Mar, Newport Beach.
POM226221RSASonchus oleraceusJ. T. Howell116721933-9-17 SolanoSuisun
POM292651RSASonchus oleraceusLyman Benson32931932-4-11 KernBakersfield. Kern River Watershed.
POM292654RSASonchus oleraceusLyman Benson8371928-12-15 San MateoLake Searsville, Stanford, Santa Cruz, San Francisco Bay
POM292655RSASonchus oleraceusArthur L. Cohen561934-2-26 KernBakersfield. Kern River Watershed.
POM292656RSASonchus oleraceusCora W. Bensons.n.1929-1-19 Santa BarbaraRoadside at Santa Barbara
POM361387RSASonchus oleraceusN. C. Cooper20181942-10-01 Los AngelesHancock Bld. campus. Univ. So. Calif. Growing in bed of Pfitzer Juniper.
POM37304RSASonchus oleraceusMarcus E. Joness.n.1881-6-1 Santa CruzSanta Cruz.
POM6198RSASonchus oleraceusN. R. Shaws.n.1900-6-11 Los AngelesClaremont.
POM6199RSASonchus oleraceusArthur M. Cleghorns.n.1902-6-20 Los AngelesClaremont.
POM6212RSASonchus oleraceusCrawfords.n.1916-3-29 Los AngelesSanta Monica Mountains
POM78965RSASonchus oleraceusI. M. Johnstons.n.1925-7-23 San BernardinoCucamonga Canon. On the scramble around 3rd falls.
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.
PPWD170PPWDSonchus oleraceusG. de Nevers7871981-4-23 SonomaPepperwood Preserve - Pippendale farm.
PPWD171PPWDSonchus oleraceusG. de Nevers12491981-5-20 SonomaPepperwood Preserve - Weed at Pippendale Garden
PPWD495PPWDSonchus oleraceusG. de Nevers13391981-5-30 SonomaPepperwood Preserve - In creek bed N of Hansel's corral. Sand and gravel.
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.
PUA60801PUASonchus oleraceusG.L. Clifton1984-5-30 SonomaLocal landmark: Socrates Mine. The Geysers Quad.
PUA64261PUASonchus oleraceusG.L. Clifton1986-5-29 Santa CruzLocal landmark: Ruins Creek. Felton Quad.
PUA6720PUASonchus oleraceusLavern C. Wolcott1951-6-13 MendocinoLocal landmark: Albion. Albion Quad.
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.
RSA0013982RSASonchus oleraceusLeRoy Gross59932013-4-3 San DiegoUS Fish and WildlifeOneonta Slough; Tijuana Slough National Wildlife Refuge. North of the mouth of the Tijuana River.; Imperial Beach 7.5 quad.Started at the end of seacoast Drive, Imperial Beach near 32.56 N 117.13 W south a short distance.
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
RSA0021431RSASonchus oleraceusAnonymouss.n.1951-3-20 Los AngelesPoint Dume
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
RSA0036266RSASonchus oleraceusM. B. Dunkle20131928-10-07 Los AngelesDescanso Canon.
RSA0036768RSASonchus oleraceusTOAD0013-811981-3-03 Los Angeles1 W. Grondahl, Covina. On NW corner of property.
RSA0036836RSASonchus oleraceusB. Daniel Stickney361981-5-23 Los AngelesIn San Jose Hills N of Campus of Cal Poly, Pomona.; San Dimas Quad
RSA0042664RSASonchus oleraceusHarold L. Piries.n.1964-1-15 Los AngelesOn Pierce college campus. Pine Hill.
RSA0045285RSASonchus oleraceusVirginia Guthrie151983-5-07 San DiegoIn University City on the southwest corner of Genesee Ave. and La Jolla Village Dr.
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]
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.
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'
RSA0058909RSASonchus oleraceusLeRoy Gross73722015-5-6 VenturaUSC/Best Property; Off Pyle Road, south of Highway 126. Almost halfway between Santa Paula and Fillmore.
RSA0058910RSASonchus oleraceusLeRoy Gross73712015-5-6 VenturaUSC/Best Property; Off Pyle Road, south of Highway 126. Almost halfway between Santa Paula and Fillmore.
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.
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.
RSA0064014RSASonchus oleraceusLeRoy Gross72132015-4-29 VenturaThe Nature Conservancy.Bunn-Birrell Property; Survey the river bed at junction of S. Mountain Road and Converse Road. Southwest area of Santa Paula.; Santa Paula 7.5 Quad.
RSA0065248RSASonchus oleraceusLeRoy Gross68742015-3-26 VenturaThe Nature ConservancyVilleneuva property; Along the River and lower part of South Mountain, east of river. Started at the end of Mission Rock Road. Between Saticoy and Santa Paula.; Santa Paula 7.5 Quad.
RSA0065948RSASonchus oleraceusLeRoy Gross67312015-3-17 VenturaThe Nature ConservancyOrmond Beach at end of McWane Blvd., west of Arcturus Ave. South of Port Hueneme, Oxnard.
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.
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.
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.
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.
RSA0069885RSASonchus oleraceusR. G. Swinney117512010-2-27 Los AngelesSunland, SE end of Hansen Dam Basin, Haines Canon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain; Sunland 7.5' Q.
RSA0077094RSASonchus oleraceusR. G. Swinney122252010-4-15 Los AngelesLime Kiln Canon, 0.25-0.7 miles east of Pacoima Wash.; San Fernanado 7.5' Q.
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.
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.
RSA0085522RSASonchus oleraceusMeryl B. Dunkle74501940-3-21 Santa BarbaraEast slope, Santa Barbara Island.
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.
RSA0088786RSASonchus oleraceusSteven A. Junak63731998-4-22 Santa BarbaraSan Miguel Island: SE side of Prince Island, upslope from nest boxes for auchlets.
RSA0093419RSASonchus oleraceusBonnie C. Templeton16101931-7-06 AlamedaBerkeley.
RSA0103585RSASonchus oleraceusNick Jensen32852015-3-21 KernAmargo Spring at the northern edge of Comanche Point. Tejon Hills.
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.
RSA0139692RSASonchus oleraceusNaomi Fraga54482015-5-27 VenturaThe Nature Conservancy (TNC). Totolcam I owned by The Nature Conservancy, Santa Clara River.; Oxnard
RSA0139925RSASonchus oleraceusNaomi Fraga49692015-3-17 VenturaThe Nature Conservancy (TNC). Ormond Beach.; Oxnard 7.5' quad
RSA0154196RSASonchus oleraceusJoy D. England19482017-7-11 San BernardinoSan Bernardino National Forest: eastern San Gabriel Mountains, Lower Lytle Creek Ridge, along Forest Road 3N31 just E of jct. with Rd 2N79.
RSA0154635RSASonchus oleraceusJoy D. England18172017-5-31 San BernardinoSan Bernardino National Forest: Canon Canon ca. 1.3 air miles ESE of Ralston Peak, W of Interstate 15, below railroad track overpass.
RSA0155084RSASonchus oleraceusSarah J. DeGroots.n.2017-3-14 San BernardinoSouthern Turtle Mountains, Turtle Mountains Wilderness: Horn Spring area, ca. 1.8 air miles south-southeast of Horn Peak. West of Vidal Junction, north of Highway 62, west of Highway 95.; Horn Spring 7.5'
RSA0165150RSASonchus oleraceusEileen BerbeoAEB-OC-O2017-5-3 Los AngelesWithin Angeles National Forest. North of Lake View Terrace. Take Little Tujunga Canon Road north from 210 until making a right on Ebey Herreres Truck Trail. Head east until making a right on Oliver Canon to BP and L Road.
RSA0165605RSASonchus oleraceusEileen BerbeoAEB-OC-042017-3-8 Los AngelesWithin Angeles National Forest. North of Lake View Terrace. Take Little Tujunga Canon Road north from 210 until making a right on Ebey Herreres Truck Trail. Head east until making a right on Oliver Canon to BP and L Road.Oliver Canon, restoration site, roadside.
RSA0194410RSASonchus oleraceusKatherine S. Ferguson2212018-6-20 KernGrapevine Canon: above bank of stream 50 yards W of bridge on Ferguson property.
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
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.
RSA0346134RSASonchus oleraceusR. G. Swinney174842015-7-16 Los AngelesSan Gabriel Mountains: San Dimas Experimental Forest, Johnstone Peak summit. Glendora 7.5' Q.
RSA100851RSASonchus oleraceusRoxana S. Ferris127291954-4-23 MarinNear Dillons Beach Post Office.
RSA116801RSASonchus oleraceusW. R. Dudleys.n.1906-5-28 Santa ClaraCourt back of library, Stanford University. The Santa Cruz Mtn Peninsula.
RSA118900RSASonchus oleraceusL. S. Rose570391957-3-23 San Francisco876 Francisco Street, N. slope of Russian Hill.
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.
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
RSA127810RSASonchus oleraceusP. H. Ravens.n.1959-9-18 Los AngelesWeed about plantings, campus of the University of California, West Los Angeles.
RSA127961RSASonchus oleraceusH. J. Thompson143461959-6-04 Los AngelesPoint Dume.
RSA128377RSASonchus oleraceusP. H. Raven22091950-6-03 San Mateoalong Millbrae Ave., Millbrae.
RSA14284RSASonchus oleraceusDaniel Clevelands.n.1887-4-17 San Diego[Unspecified]
RSA151208RSASonchus oleraceusP. H. Raven171391962-4-09 Los AngelesNear barracks, Wilson Cove, San Clemente Island
RSA153015RSASonchus oleraceusChas. H. Quibells.n.1929-7-15 MontereyPacific Grove.
RSA160432RSASonchus oleraceusJ. D. Olmsted3081959-3-23 Los AngelesBlanchard park on Pomona college campus by area catching runoff from sprinkling system-common weed.
RSA167784RSASonchus oleraceusR. F. Thorne334561964-2-07 Los AngelesWeed at lower end of Pebbly Beach Canon at base of building, E end of Santa Catalina Island.
RSA176778RSASonchus oleraceusJohn H. Thomas101121963-5-20 San MateoAno Nuevo Island, about 0.5 mile off shore and about 20 miles NW of Santa Cruz.
RSA183319RSASonchus oleraceusP. H. Raven207051966-4-24 VenturaSan Nicolas Island, sandy slopes just above ocean, Seal Beach, northwest end of island
RSA184147RSASonchus oleraceusI. L. Wiggins206681966-5-25 OrangeParkway along south side of Nutwood Lane, margin of CSCF campus, Fullerton.
RSA18425RSASonchus oleraceusC. B. Wolf5831927-7-12 San FranciscoSan Francisco.
RSA185754RSASonchus oleraceusJohn H. Thomas12751950-2-26 Santa CruzAlong coast at western end of Cliff Drive, Santa Cruz.
RSA187956RSASonchus oleraceusR. F. Thorne36229-a1966-4-28 Los AngelesSanta Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canon.
RSA188044RSASonchus oleraceusR. F. Thorne358461966-4-05 Los AngelesSanta Catalina Island, Cottonwood Canon.
RSA188045RSASonchus oleraceusR. F. Thorne357901966-4-04 Los AngelesSanta Catalina Island: Bird Rock, N of Isthmus Cove.
RSA192182RSASonchus oleraceusE. W. Lathrop49141960-6-08 Riverside14 miles west of Murrieta.
RSA199101RSASonchus oleraceusR. F. Thorne374951968-4-28 Santa BarbaraSanta Barbara Island, north-facing slope along path above Landing Cove
RSA199123RSASonchus oleraceusR. F. Thorne375211968-4-27 Santa BarbaraSanta Barbara Island, lower part of Canon
RSA199147RSASonchus oleraceusR. F. Thorne375561968-4-27 Santa BarbaraSanta Barbara Island. Graveyard Canon.
RSA201918RSASonchus oleraceusRonald E. Foreman251996-2-8 Santa BarbaraSan Nicolas Island, on plateau above Sand Dune Canon, near Mesa top
RSA209653RSASonchus oleraceusE. R. Blakley56301963-5-04 Santa BarbaraSanta Barbara Island. Mouth of Canon.
RSA210536RSASonchus oleraceusJ. T. Howell425241967-5-31 TulareNear E line of vernal pool natural area in Valley Grassland, about 4.5 miles ENE of Pixley.
RSA215968RSASonchus oleraceusJ. T. Howell326681957-6-16 San FranciscoThird and Davidson streets.
RSA221546RSASonchus oleraceusArthur C. Gibson19181971-4-19 San BernardinoStoddard Canon, Angeles National Forest.
RSA222979RSASonchus oleraceusGerald L. Benny4921971-5-24 San BernardinoDay Canon, San Bernardino National Forest.
RSA223673RSASonchus oleraceusJ. T. Howell407671964-6-29 San Luis ObispoCambria.
RSA223963RSASonchus oleraceusCherie L. Wetzel1501967-9-30 AlamedaAlong sandbag levee. Niles Canon and vicinity
RSA226158RSASonchus oleraceusGary D. Cromwell6531971-5-14 Los AngelesMystic Canon, Angeles National Forest, San Gabriel Mts. 2 NE of Glendora.
RSA232791RSASonchus oleraceusR. F. Thorne361171966-4-17 Los AngelesSan Clemente Island: near bottom of Box Canon NW of Horse Canon, SW of Thirst.
RSA233546RSASonchus oleraceusR. F. Thorne421141972-6-29 San BernardinoSan Gabriel Mountains.
RSA2342RSASonchus oleraceusJ. W. Blankinships.n.1923-4-18 LakeKelseyville.
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.
RSA234633RSASonchus oleraceusR. F. Thorne394081970-3-06 Los AngelesIndian Rock in Emerald Bay, Santa Catalina Island.
RSA239470RSASonchus oleraceusE. R. Blakley40991961-4-22 Santa BarbaraSan Nicolas Island, Mesa south of the housing area
RSA245275RSASonchus oleraceusBrad W. Klipfel2811973-8-17 HumboldtBig Lagoon Co. Park.
RSA258370RSASonchus oleraceusC. W. Tilforth4661972-4-12 Los Angeles[Rancho Santa Ana Botanic Garden, Claremont.]
RSA269894RSASonchus oleraceusB. A. Prigge11391973-6-15 San BernardinoClark Mountain Range, Pachalka Spring, 5.9 miles NW of Mt. Pass.
RSA286943RSASonchus oleraceusR. F. Thorne488251977-4-28 Santa BarbaraSanta Rosa Island. Box Canon. SW of SE Anchorage
RSA286945RSASonchus oleraceusR. F. Thorne48745-b1977-4-30 Santa BarbaraSanta Rosa Island, Canada Lobos, along weedy stream side
RSA286993RSASonchus oleraceusR. F. Thorne489561977-4-28 Santa BarbaraSanta Rosa Island: E end, S of Beechers Bay, W of Southeast Anchorage
RSA289121RSASonchus oleraceusR. M. Beauchamps.n.1978-6-29 Santa BarbaraSan Nicolas Island
RSA300138RSASonchus oleraceusJ. T. Howell516301976-5-16 KernDelano.
RSA302294RSASonchus oleraceusR. F. Thorne523481979-4-04 Santa BarbaraSan Nicolas Island; grassy plateau immediately south of airport terminal and hangers, east end of island
RSA305474RSASonchus oleraceusR. F. Thorne525561979-4-25 Santa BarbaraSanta Cruz Island: Christi Canon E. of Christi Ranch.
RSA306678RSASonchus oleraceusR. F. Thorne527021979-4-30 Santa BarbaraSan Miguel Island, found on uplands of the island
RSA306785RSASonchus oleraceusR. F. Thorne527441979-5-01 Santa BarbaraSan Miguel Island, lake bed near airstrip on west side of island
RSA306821RSASonchus oleraceusR. F. Thorne526521979-4-30 Santa BarbaraSan Miguel Island, above and west of Ranger Station i north-trending canyon
RSA332433RSASonchus oleraceusR. F. Thorne583321984-5-04 Santa BarbaraSanta Cruz Island. Behind Prisoners'Harbor Camp.
RSA3479RSASonchus oleraceusC. B. Wolf34221932-5-09 Los AngelesSanta Canon.
RSA355914RSASonchus oleraceusR. F. Thorne473861975-9-04 Los AngelesSanta Catalina Island: Fisherman's Cove; campus of USC Marine Science Center.
RSA35643RSASonchus oleraceusClara Mason Foxs.n.2012-5-19 MonoSilverado Canon. [Mono Co. or Orange Co.]
RSA38980RSASonchus oleraceusE. A. Purer27101932-3-29 San DiegoSilver Strand.
RSA430519RSASonchus oleraceusLyman Benson17961929-7-12 HumboldtWeott Ranger Station. S Fork Eel River.
RSA474072RSASonchus oleraceusM. B. Dunkle72891939-4-06 Los AngelesMosquito Harbor, San Clemente Island.
RSA474082RSASonchus oleraceusF. R. FosbergS-30021930-6-26 Los AngelesCulver Garden.
RSA474083RSASonchus oleraceusF. R. FosbergS-31521930-7-07 Los AngelesAlamitos Bay
RSA474091RSASonchus oleraceusMalcolm M. Rices.n.1924-4-17 Santa BarbaraIn front of State College. Waste lands in valleys.
RSA474092RSASonchus oleraceusMalcolm M. Rices.n.1924-4-17 Santa BarbaraStrip in front of State College.
RSA474096RSASonchus oleraceusGary D. Wallace15911979-4-03 VenturaSan Nicolas Island, level ground near Naval Airfield hangers
RSA474099RSASonchus oleraceusDorothy G. Nichols61940-4-06 AlamedaKRE pond, foot of Ashby Avenue, Berkeley.
RSA474100RSASonchus oleraceusM. B. Dunkle25111931-7-18 AlamedaStrawberry Canon, Berkeley; San Francisco Bay [region].
RSA474101RSASonchus oleraceusM. B. Dunkle25121931-7-18 AlamedaStrawberry Canon, Berkeley
RSA474102RSASonchus oleraceusRobin S. Collins2651973-5-15 Los AngelesAngeles National Forest; Trail Canon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail.
RSA474103RSASonchus oleraceusF. R. FosbergS-30011930-6-26 Los AngelesCulver Garden.
RSA474104RSASonchus oleraceusM. B. Dunkle32961933-4-14 Los AngelesLong Beach.
RSA474105RSASonchus oleraceusB. Gustafson21211981-3-18 Los AngelesBallona Wetlands, Area 3 Common weed throughout all 3 areas.
RSA474106RSASonchus oleraceusF. R. FosbergS-29651930-6-23 Los AngelesDel Rey.
RSA474107RSASonchus oleraceusM. B. Dunkle20131928-10-07 Los AngelesSanta Catalina Island. Descanso Canon.
RSA474108RSASonchus oleraceusF. R. FosbergS-45741931-4-12 Los AngelesNear Jewfish Point, Santa Catalina Island.
RSA474109RSASonchus oleraceusF. R. FosbergS-44371931-4-01 Los AngelesHamilton canyon, near Avalon, Santa Catalina Island,
RSA474110RSASonchus oleraceusM. B. Dunkle24531931-4-22 Los AngelesAvalon Canon, Santa Catalina Island.
RSA474111RSASonchus oleraceusM. B. Dunkle24681931-4-22 Los AngelesAvalon Canon, Santa Catalina Island.
RSA474112RSASonchus oleraceusM. B. Dunkles.n.1939-4-06 Los AngelesMosquito Harbor, San Clemente Island.
RSA474113RSASonchus oleraceusM. B. Dunkle51561937-8-05 MendocinoPothandle Creek.
RSA474114RSASonchus oleraceusChristopher Davidson56921977-5-26 San BernardinoClark Mtn. at Pachalka Spring.
RSA474115RSASonchus oleraceusM. B. Dunkle30061933-2-18 San DiegoDel Mar.
RSA474116RSASonchus oleraceusR. Reynolds481927-10-13 San JoaquinStockton.
RSA474117RSASonchus oleraceusM. B. Dunkle85211939-8-10 Santa BarbaraSanta Rosa Island. Ranch Canon.
RSA474118RSASonchus oleraceusM. B. Dunkle85891939-8-13 Santa BarbaraSanta Cruz Island. Prisoner's Harbor.
RSA474119RSASonchus oleraceusM. B. Dunkles.n.1940-3-21 Santa BarbaraSignal Hill, Santa Barbara Island
RSA474120RSASonchus oleraceusM. B. Dunkle81311939-5-29 Santa BarbaraSanta Barbara Island. West side of cliff summit
RSA474121RSASonchus oleraceusF. H. Elmore3041938-8-12 Santa BarbaraSanta Barbara Island.
RSA474122RSASonchus oleraceusChristopher Davidson151965-4-06 Santa Clara26 W Fremont, Los Altos Hills.
RSA474123RSASonchus oleraceusGlenn A. Gorelicks.n.1966-5-01 Yolo418.5 2nd St, Davis.
RSA474124RSASonchus oleraceusM. B. Dunkle76491940-8-20 VenturaAnacapa Island. Seepage cliff. Spring cave.
RSA474125RSASonchus oleraceusM. B. Dunkle84211939-8-02 VenturaRoad Canon, Cuyler Harbor, San Miguel Island
RSA474126RSASonchus oleraceusM. B. Dunkle83061939-7-22 VenturaCoral Harbor, San Nicolas Island
RSA474127RSASonchus oleraceusGary D. Wallace16401979-4-03 VenturaSan Nicolas Island, near water tank seepage area northwest end of mesa
RSA474128RSASonchus oleraceusM. B. Dunkle83301939-7-23 VenturaBig Creek Canon, San Nicolas Island
RSA474129RSASonchus oleraceusH. M. Pollards.n.1970-4-07 VenturaFlood-plain of Ventura River north of and near Baldwin Road (RT. 150) crossing
RSA474130RSASonchus oleraceusOra M. Clark13971928-12-23 VenturaSouth of Ventura
RSA474131RSASonchus oleraceusJosephine Meyerss.n.1932-9-1 VenturaBroomis [Broome] Ranch, Coast Highway.
RSA474132RSASonchus oleraceusH. M. Pollards.n.1970-5-26 VenturaShaded gully on Casitas Pass Road, about 1 mile north of Ventura River bridge, Foster Park
RSA4781RSASonchus oleraceusJames Snows.n.1932--1 Los AngelesBryant Ranch, near Long Beach, Station no.3. Plat. 3.
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.
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.
RSA482509RSASonchus oleraceusRichard Noyes4941988-4-30 Los AngelesClaremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam.
RSA502896RSASonchus oleraceusEd LaRues.n.1989-3-30 RiversideRancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary.
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.
RSA517698RSASonchus oleraceusAlan Romspert941973-3-10 InyoPanamint Mtns. Death Valley National Park. Chris Wicht Canon, in dry arroyos Creosote Bush Scrub. South rocky slope.
RSA526159RSASonchus oleraceusSteve Boyd41531990-4-06 Los AngelesSan Clemente Island: Lemon Tank Cyn, E side of Island.
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'
RSA533523RSASonchus oleraceusTimothy S. Ross41721991-3-09 Los AngelesWhittier Hills (Puente Hills, pro parte): seepage ca 300 ft SW of Colima Rd x Camino del Sur.
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.
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).
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.
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).
RSA5505RSASonchus oleraceusC. B. Wolf37591932-6-28 OrangeAlong western half of no. boundary of 40 acre Valencia Orange grove at Bryant Ave. and Hansen Road.
RSA559452RSASonchus oleraceusSteve Boyd72161992-5-05 RiversideSouthern Santa Ana Mountains, San Mateo Canon Wilderness Area. Oak Flats area east of Verdugo Potrero.
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
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.
RSA592295RSASonchus oleraceusL. C. Wheeler95441967-5-13 Los AngelesSan Gabriel Mountains. San Gabriel Canon, Ward's Grove.
RSA594990RSASonchus oleraceusMark Hoefs26331996-4-06 Los AngelesSanta Catalina Island. End of Renton Mine Road.
RSA596367RSASonchus oleraceusR. G. Swinneys.n1989-8-24 Los AngelesBig Dalton Canon, Glendora Wilderness Park, 1.5 NE of Glendora Mtn Rd.
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
RSA600451RSASonchus oleraceusL. C. Wheelers.n.1968-3-06 San BernardinoSan Gabriel Mountains: Meyer Canon off Lytle Creek.
RSA600754RSASonchus oleraceusL. C. Wheeler98481967-6-16 Los AngelesSan Gabriel Mountains : Sunset Ridge by Millard Canon; N of Coulter Reservoir.
RSA601024RSASonchus oleraceusL. C. Wheeler95041967-5-13 Los AngelesSan Gabriel Mountains; mesa between Little Dalton and Englewild canyons.
RSA606030RSASonchus oleraceusL. C. Wheelers.n.1968-11-03 KernKernville: Kern River.
RSA608063RSASonchus oleraceusL. C. Wheelers.n.1931-3-07 Los AngelesLa Verne.
RSA608872RSASonchus oleraceusL. C. Wheelers.n.1968-9-21 Los AngelesSan Gabriel Mountains: Aliso Canon, Blum Ranch.
RSA610666RSASonchus oleraceusM. R. Benedicts.n.1968-3-21 Santa BarbaraSanta Cruz Island. Near southern end of Christi Beach.
RSA610672RSASonchus oleraceusR. N. PhilbrickB66-041966-1-03 Santa BarbaraSan Miguel Island. Willow Canon,
RSA610704RSASonchus oleraceusR. N. Philbricks.n.1965-2-1 Santa BarbaraSanta Cruz Island. Canada del Puerto
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
RSA614674RSASonchus oleraceusScott D. White11771993-3-12 RiversideNear Winchester.
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'
RSA621071RSASonchus oleraceusMary DeDecker43091977-6-16 InyoPanamint Mountains, west side.: Surprise Canon narrows.
RSA629052RSASonchus oleraceusValerie L. Soza6021999-6-30 Los AngelesSan Gabriel Mountains: Upper Winter Creek Trail.; Mt. Wilson
RSA629300RSASonchus oleraceusL. C. Wheeler99851967-7-13 San BernardinoEast San Gabriel Mountains: Lytle Creek, Miller Narrows.
RSA630376RSASonchus 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.
RSA637642RSASonchus oleraceusR. F. Thorne410111971-7-23 San BernardinoSan Bernardino National Forest: Day Creek Canon.
RSA6387RSASonchus oleraceusPattersons.n.1907-6-06 MontereyNear Pacific Grove.
RSA638813RSASonchus oleraceusValerie L. Soza5891999-6-30 Los AngelesSan Gabriel Mountains: Upper Winter Creek Trail.; Mt. Wilson
RSA639187RSASonchus oleraceusL. C. Wheeler99331967-7-06 Los AngelesSan Gabriel Mountains: San Dimas Canon.
RSA644401RSASonchus oleraceusE. R. Blakley49071962-3-31 VenturaAnacapa Island: Flat area near top and center of Middle Island.
RSA644402RSASonchus oleraceusE. R. Blakley43861961-5-18 VenturaAnacapa Island. Large canyon north side of highest peak on West Island.
RSA645616RSASonchus oleraceusScott D. White19911994-4-21 RiversideMillard Canon, near stream crossing w/ USFS Road 2S05, +/-4 miles south of Bear Wallow Spring.; Canon
RSA647870RSASonchus oleraceusLeRoy Gross2362000-6-8 Los AngelesVerdugo Mountains: Off La Tuna Canon Road, on Santa Monica Mountains Conservancy Land.
RSA647892RSASonchus oleraceusMark Breidenbaugh301992-5-24 Orange1000 ft. northwest of Chino Hills State Park Boundary.
RSA649383RSASonchus oleraceusA. E. Hershs.n.1950-7-26 Los AngelesCampus UCLA, Botanic garden near NW end.
RSA649384RSASonchus oleraceusDick Mosbargers.n.1948-2-22 VenturaIn garden, Mosbarger Ranch, 1 W. Fillmore.
RSA651183RSASonchus oleraceusF. Zuazos.n.1953-2-09 Los AngelesCal Poly, Voorhis Unit, San Dimas, behind the Administration building, near the Post Office.
RSA651184RSASonchus oleraceusPeter Tolstoys.n.1948-2-01 San BernardinoAlta Loma, w. side Hellman Avenue on McLennan Ranch.
RSA651185RSASonchus oleraceusRichard L. Herrins.n.1948-5-13 Los AngelesBurbank. Corner of Olive Ave. & Kenneth Road
RSA651186RSASonchus oleraceusDon Blacks.n.1948-4-20 VenturaFound in Montalvo, 100 yards SE of Ventrua [Ventura] Pacific Fruit Growers Association Packing House.
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.
RSA651291RSASonchus oleraceusDan Milojevich321981-5-03 Los Angeles1/4 mile W. of Rosemead Blvd. at Whittier Narrows Recreation Park.
RSA652834RSASonchus oleraceusJulie Greene2321991-5-10 San BernardinoTown of Sleepy Hollow, southern most end of Grandview Drive. Along dirt trail south to top of ridge between Canon and Soquel Canons.
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.
RSA653178RSASonchus oleraceusDavid Barrios291991-5-08 Orange1500 Northwest of Fairmont Ave and Quail cir.; Yorba Linda
RSA657026RSASonchus oleraceusJoseph M. Keefe309032001-1-19 Los Angeleson north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042.
RSA657284RSASonchus oleraceusGreg Burchett92-141992-5-26 Los AngelesSanta Clara River west from I-5 to trailer park.
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.
RSA658626RSASonchus oleraceusJohn L. Stevens391969-5-05 OrangeOn CSF campus, in flower bed.
RSA658716RSASonchus oleraceusMargaret Murphy0026-C1983-5-15 Riversidelocated in the north section of parsel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead.
RSA659746RSASonchus oleraceusOrlando Mistretta661992-4-03 Los AngelesSan Clemente Island.
RSA660568RSASonchus oleraceusLydia Paneri11982-4-17 RiversideCajalco Road, 0.7 miles east of I-15; south of Corona.
RSA661092RSASonchus oleraceusOrlando Mistretta2041992-4-05 Los AngelesGuds, San Clemente 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.
RSA674660RSASonchus oleraceusScott D. White81162000-8-5 RiversideSan Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River).; Idyllwild
RSA675939RSASonchus oleraceusLeRoy Gross8022003-3-9 Los AngelesSouthwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canon) to the north,; Pasadena 7.5 Quad.and Glenoak Blvd. (Scholl Canon) to the south.
RSA677925RSASonchus oleraceusSarah J. De Groot2302002-1-7 San DiegoHidden Meadows 92026 [near Vista?].
RSA677999RSASonchus oleraceusSarah J. De Groot6962002-5-19 San Diego10678 Cerveza Dr., Hidden Meadows 92026.
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.
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
RSA680136RSASonchus oleraceusSarah J. De Groot10072003-2-16 San DiegoHidden Meadows: Cerveza Dr.
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'
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
RSA696190RSASonchus oleraceusKeith E. Hoffmasters.n.1928-3-09 OrangeSanta Ana
RSA697068RSASonchus oleraceusKenneth Beards.n.1934-2-1 OrangeWalnut grove on Freeman Street, Santa Ana.
RSA704741RSASonchus oleraceusSarah J. De Groot10622003-3-1 San BernardinoBLMWhipple Mountains: Bass Point, along Parker Dam road. Between Colorado River and Parker Dam road.
RSA705558RSASonchus oleraceusSarah J. De Groot23512003-4-19 San BernardinoWhipple Mts: Canon on NE side of mountains, off powerline road.
RSA707075RSASonchus oleraceusSarah J. De Groot37722004-3-17 San BernardinoBLMWHIPPLE MOUNTAINS: Whipple Wash, ~2.5 hr. walk upstream from powerline road.
RSA708070RSASonchus oleraceusScott D. White101752004-4-16 RiversideSoboba Indian ReservationSan Jacinto Mountain foothills: Indian Creek and adjacent slopes.; Lake Fulmor
RSA708953RSASonchus oleraceusA. C. Sanders312012005-6-24 San DiegoSouth Coast: San Dieguito Lagoon Ecological Reserve (DFG), north edge of reserve along Palm Lane (closed/abandoned) east of San Dieguito Dr. near old airport site.; Del Mar 7.5'
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.
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.
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.
RSA714891RSASonchus oleraceusSarah J. De Groot39332004-3-29 San BernardinoMetropolitan Water District of Southern CaliforniaWhipple Mountains: Copper Basin reservoir, ~NE side of lake. MWD property.
RSA715871RSASonchus oleraceusSarah J. De Groot16882003-3-18 San BernardinoBLMWhipple Mountains: Tamarisk grove along Havasu Palms road.
RSA721115RSASonchus oleraceusAnonymouss.n.1947-3-15 OrangeSanta Ana
RSA721116RSASonchus oleraceusAnonymouss.n.1965-6-13 OrangeNeglected city lot
RSA721117RSASonchus oleraceusAnonymouss.n.1949-6-1 OrangeHigh School Campus.
RSA730994RSASonchus oleraceusFred M. Roberts64682006-11-15 OrangeSanta Ana Cyn., Santa Ana River, north bank, 1.1 km ENE Imperial Hwy crossing.
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.
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'
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.
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'
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
RSA742439RSASonchus oleraceusR. G. Swinney97772008-11-7 San BernardinoGlen Helen Regional Park, marsh to the west of the fishing lakes; Devore 7.5' Q.
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
RSA756774RSASonchus oleraceusMichael Honer20722005-3-14 San BernardinoMetropolitan Water DistrictWhipple Mountains; steep hills appx. 1 air mi. NE of Bandit Pass.
RSA760658RSASonchus oleraceusWilliam J. Ferlatte12221970-4-27 Contra CostaSan Francisco Bay, Red Rock Island.
RSA767461RSASonchus oleraceusJ. Mark Porter133982002-3-2 ImperialImperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34.
RSA770873RSASonchus oleraceusR. F. Thorne345071965-5-10 Los AngelesNear upper end of Gallagher Canon, Santa Catalina Island.
RSA772967RSASonchus oleraceusOrlando Mistretta47762010-4-12 RiversideSan Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm).
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
RSA793260RSASonchus oleraceusR. F. Thornes.n. OrangeNewport Back Bay
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.
RSA799950RSASonchus oleraceusD. M. Ray42011-1-19 OrangeSouth Coast: Santa Ana River: along right of way road just west of Least Tern Island.; Newport Beach
RSA948RSASonchus oleraceusJ. T. Howell8251928-2-07 OrangeNear the ranch houses, Rancho Santa Ana
RSA95048RSASonchus oleraceusF. W. Peirsons.n.1920-4-22 Los AngelesAt 1 New York Drive, Altadena.
SBBG100769SBBGSonchus oleraceusW. L. Halvorson77-2081977-3-29 San DiegoOceanside
SBBG102212SBBGSonchus oleraceusM. DailySR4431982-3-06 Santa BarbaraSanta Rosa Island: cyn below mess hall, main ranch
SBBG102213SBBGSonchus oleraceusM. DailySR1961979-5-06 Santa BarbaraSanta Rosa Island: Lobos Cyn
SBBG108436SBBGSonchus oleraceusNoraine Meng4021967-5-22 KernChina Lake, S side of telephone building
SBBG109843SBBGSonchus oleraceusClare B. Hardham27021957-11-02 San Luis ObispoOld Crk, Cayucos
SBBG10995SBBGSonchus oleraceusE. R. Blakley31691960-4-09 Santa BarbaraSanta Rosa Island: head of W fork of Windmill Cyn
SBBG110005SBBGSonchus oleraceusClare B. Hardham24621957-7-15 San Luis ObispoGraves Crk, Del Rio Rd
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
SBBG113003SBBGSonchus oleraceusK. McEachern164a1993-4-28 San DiegoCabrillo National Monument; Point Loma, N end of park immediately N of maintenance yard
SBBG11329SBBGSonchus oleraceusE. R. Blakley42611961-4-30 Santa BarbaraSan Miguel Island: Willow Cyn 0.6 mi SE of the old ranch house
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
SBBG124387SBBGSonchus oleraceusR. Burgess36711999-11-26 Ventura221 Juneau Place, El Rio area, Oxnard
SBBG124696SBBGSonchus oleraceusR. Burgess44182001-3-23 VenturaSan Buenaventura St Beach, sandy flat S of Lifeguard Tower; Ventura
SBBG126870SBBGSonchus oleraceusSteven A. JunakSM 60721995-7-21 Santa BarbaraSan Miguel Island: N side of Lester Ranch airstrip
SBBG129247SBBGSonchus oleraceusK. Danielsen, B. Halverson1987-4-09 VenturaWest Anacapa Island: W end of Island
SBBG13360SBBGSonchus oleraceusE. R. Blakley49071962-3-31 VenturaMiddle Anacapa Island: flat area near the top and center of island
SBBG13514SBBGSonchus oleraceusE. R. Blakley43861961-5-18 VenturaWest Anacapa Island: large cyn on N side of highest peak
SBBG136520SBBGSonchus oleraceusR. Burgess78162008-3-15 VenturaOrmond Beach, salt marsh off Arcturus Ave, Oxnard
SBBG137411SBBGSonchus oleraceusNaomi Fraga49692015-3-17 VenturaOrmond Beach, Oxnard.
SBBG139061SBBGSonchus oleraceusBarbara Holzman2018-3-16 San FranciscoSoutheast Farallon Island: Next to porch of coast guard house.
SBBG143628SBBGSonchus oleraceusStephanie M. Calloway18-412018-3-28 Santa BarbaraBy Manzana Camp.
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
SBBG144121SBBGSonchus oleraceusDenise Knapp2018-4322018-6-25 Santa BarbaraJudell Trail; stream crossing.
SBBG14914SBBGSonchus oleraceusHenry M. Pollard1962-10-19 VenturaSouthern Pacific Railroad, near oilfields, Ortonville
SBBG151060SBBGSonchus oleraceusM. Daily1491979-7-28 VenturaSan Nicolas Island: Celery Cyn
SBBG151061SBBGSonchus oleraceusM. Daily481978-4-29 VenturaSan Nicolas Island: Daytona Beach
SBBG151062SBBGSonchus oleraceusM. Daily1391979-7-28 VenturaSan Nicolas Island: NW part of the island; ca. the water tank on the way to Red Eye
SBBG151063SBBGSonchus oleraceusM. B. Dunkle81311939-5-29 Santa BarbaraSanta Barbara Island: Channel Islands National Park; west end, Santa Barbara Island
SBBG151064SBBGSonchus oleraceusE. R. Blakley56301963-5-04 Santa BarbaraSanta Barbara Island: Mouth of Cave Cyn, E side of island
SBBG151065SBBGSonchus oleraceusMartin A. Piehl631801963-5-05 Santa BarbaraSanta Barbara Island: Above Landing Cove
SBBG151066SBBGSonchus oleraceusMartin A. Piehl631601963-5-05 Santa BarbaraSanta Barbara Island: Mouth of Middle Cyn.
SBBG151067SBBGSonchus oleraceusR. N. PhilbrickB68-541968-3-18 Santa BarbaraSanta Barbara Island: Landing Cove area
SBBG151068SBBGSonchus oleraceusR. N. PhilbrickB68-431968-3-18 Santa BarbaraSanta Barbara Island: Landing Cove area
SBBG151069SBBGSonchus oleraceusR. N. PhilbrickB69-501969-3-15 Santa BarbaraSanta Barbara Island: Lower-middle Cliff Cyn
SBBG151070SBBGSonchus oleraceusM. B. Dunkle74501940-3-21 Santa BarbaraSanta Barbara Island: East slope
SBBG151071SBBGSonchus oleraceusM. B. Dunkle81311939-5-29 Santa BarbaraSanta Barbara Island: West end
SBBG151072SBBGSonchus oleraceusM. C. Hochberg1979-4-04 Santa BarbaraSanta Barbara Island: N of upper Graveyard Cyn
SBBG151073SBBGSonchus oleraceusR. Bond3781939-4-14 Santa BarbaraSanta Barbara Island
SBBG151074SBBGSonchus oleraceusT. Murphey1983-8-30 Santa BarbaraSanta Barbara Island: N side of trail on the E slope of North Pk, just below summit
SBBG151075SBBGSonchus oleraceusP. H. Raven, H. J. Thompson207051966-4-23 VenturaSan Nicolas Island: Seal Beach, NW end of island
SBBG151076SBBGSonchus oleraceusE. R. Blakley40991961-4-22 VenturaSan Nicolas Island: mesa S of housing area
SBBG151077SBBGSonchus oleraceusR. E. Foreman, E. C. Evans, S. C. Rainey951965-7-28 VenturaSan Nicolas Island: overlooking Tule Crk
SBBG151078SBBGSonchus oleraceusM. B. Dunkle83301939-7-23 VenturaSan Nicolas Island: Big Crk Cyn [Grand Cyn]
SBBG151079SBBGSonchus oleraceusM. B. Dunkle83061939-7-22 VenturaSan Nicolas Island: Corral Harbor
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
SBBG151081SBBGSonchus oleraceusJ. DiVittorio31986-5-27 VenturaSan Nicolas Island: overlooking strand E of Thousand Springs, N side of island
SBBG151082SBBGSonchus oleraceusR. N. Philbrick w/ R. F. ThorneB67-2371967-5-19 Los AngelesSanta Catalina Island: S side of Little Harbor
SBBG151083SBBGSonchus oleraceusR. F. Thorne358461966-4-05 Los AngelesSanta Catalina Island: Cottonwood Cyn
SBBG151084SBBGSonchus oleraceusM. B. Dunkle18541928-4-11 Los AngelesSanta Catalina Island: near isthmus
SBBG151085SBBGSonchus oleraceusM. B. Dunkle19391928-5-13 Los AngelesSanta Canone Loop, Coach Rd
SBBG151086SBBGSonchus oleraceusM. A. Piehl, P. H. Raven623581962-6-09 Los AngelesSan Clemente Island: China Pt, S of lighthouse
SBBG151087SBBGSonchus oleraceusPeter H. Raven171391962-4-09 Los AngelesSan Clemente Island: near barracks, Wilson Cove
SBBG151088SBBGSonchus oleraceusE. R. Blakley63711963-12-07 Los AngelesSan Clemente Island: 200 yds SE of new air strip
SBBG151089SBBGSonchus oleraceusE. R. Blakley52591962-6-10 Los AngelesSan Clemente Island: near Wall 2
SBBG151090SBBGSonchus oleraceusM. B. Dunkle72891939-4-06 Los AngelesSan Clemente Island: Mosquito Harbor
SBBG151091SBBGSonchus oleraceusSteve Boyd w/ T. Ross, L. Arnseth41531990-4-06 Los AngelesSan Clemente Island: Lemon Tank Cyn (used as dumping area)
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
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
SBBG155827SBBGSonchus oleraceusSteven A. JunakSCl-1221990-11-08 Los AngelesSan Clemente Island: along N side of field station building
SBBG16070SBBGSonchus oleraceusErnest C. Twisselmann79311962-10-20 San Luis ObispoDorothy Twisselmann Ranch
SBBG16100SBBGSonchus oleraceusM. A. Piehl624301962-7-29 Santa BarbaraSandyland, near railroadCarpinteria
SBBG165094SBBGSonchus oleraceusC. Matt Guilliams50662019-2-25 VenturaSan Nicolas Island: in northwestern portion of island, at upper edge of northern escarpment.
SBBG167520SBBGSonchus oleraceusKristen Hasenstab-Lehman15642018-5-26 VenturaSan Nicolas Island: northern escarpment, 500 m northwest of airfield, on eroding flats 100 m S of Beach Rd.
SBBG17544SBBGSonchus oleraceusE. R. Blakley58191963-5-22 Santa BarbaraSan Miguel Island: base of sand spit at Cardwell Pt
SBBG17704SBBGSonchus oleraceusE. R. Blakley58681963-5-23 Santa BarbaraSan Miguel Island: W side of Cuyler Harbor
SBBG181461SBBGSonchus oleraceusA. Sawdo, E. Edinger1988-5-19 Santa BarbaraSanta Rosa Island: near ranch house, plot 114
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.
SBBG184064SBBGSonchus oleraceusR. N. PhilbrickB68-1081968-3-22 Santa BarbaraSan Miguel Island: just E of old ranch site and ENE of airstrip
SBBG188236SBBGSonchus oleraceusR. Burgess66942005-3-12 VenturaN side of Western Plateau, NW of Wildwood Park. Thousand Oaks.
SBBG191249SBBGSonchus oleraceusSteven A. Junak, E. Philbrick, R. PhilbrickWA1381980-5-07 VenturaWest Anacapa Island: upper W fork of Summit Cyn
SBBG20968SBBGSonchus oleraceusHenry M. Pollard1964-4-25 VenturaSan Antonio Crk Rd, near Royal Oaks Dairy; Ojai
SBBG21516SBBGSonchus oleraceusM. A. Piehl632951963-5-12 VenturaMiddle Anacapa Island: near Triangulation Pt Anacapa, E of knife edge near Fish Camp
SBBG22619SBBGSonchus oleraceusR. N. Philbrick w/ R. E. BroderB65-10511965-5-16 Santa BarbaraSanta Rosa Island: ridge ca. 3 mi SW of Sandy Pt
SBBG23747SBBGSonchus oleraceusE. R. Blakley65101964-9-05 VenturaWest Anacapa Island: just above tide line Frenchman's Cove [Frenchys Cove]
SBBG24219SBBGSonchus oleraceusE. R. Chandler27671966-2-04 Santa Barbarasouth of Carpinteria and toward ocean from US Hwy 101
SBBG28119SBBGSonchus oleraceusHenry M. Pollard1967-8-30 Santa BarbaraSanta Barbara Harbor breakwater
SBBG32633SBBGSonchus oleraceusR. N. PhilbrickB68-1251968-3-22 Santa BarbaraSan Miguel Island: middle part of trail from Cuyler Harbor to old ranch site
SBBG32655SBBGSonchus oleraceusR. N. Philbrick w/ D. W. RickerB67-101967-3-18 VenturaWest Anacapa Island: lower trail, NE of Camel Pk
SBBG32660SBBGSonchus oleraceusRalph N. PhilbrickB65-459a1965-3-27 VenturaMiddle Anacapa Island: Sheep Ranch, Eucalyptus grove
SBBG33758SBBGSonchus oleraceusR. N. PhilbrickB64-2111964-6-20 Santa BarbaraSan Miguel Island: ca. 1 W of Cardwell Pt
SBBG35792SBBGSonchus oleraceusJ. P. Broughton11591965-7-29 Santa BarbaraSandyland slough, W of Carpinteria
SBBG37183SBBGSonchus oleraceusHenry M. Pollard1970-5-26 VenturaCasitas Pass Rd, ca. 1 N of Ventura River bridge, Foster Park
SBBG37340SBBGSonchus oleraceusHenry M. Pollard1970-4-07 VenturaVentura River, N of and near Baldwin Rd (St Hwy 150) crossing
SBBG40731SBBGSonchus oleraceusE. R. Blakley70201969-11-15 VenturaWest Anacapa Island: Frenchman's Cove [Frenchys Cove]
SBBG40797SBBGSonchus oleraceusHenry M. Pollard1958-10-30 Santa BarbaraVia Bendita, Hope Ranch, Santa Barbara
SBBG42262SBBGSonchus oleraceusM. B. Dunkle84211939-8-02 Santa BarbaraSan Miguel Island: Cuyler Harbor
SBBG42293SBBGSonchus oleraceusM. B. Dunkle85891939-8-13 Santa BarbaraSanta Cruz Island: Prisoners Harbor
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
SBBG43832SBBGSonchus oleraceusMichael R. Benedict1971-7-14 Santa BarbaraSan Miguel Island: 0.75 N of Tyler Bight
SBBG46015SBBGSonchus oleraceusR. N. PhilbrickB72-251972-3-17 Santa BarbaraSan Miguel Island:San Miguel Hill, NPS transect 10b
SBBG47994SBBGSonchus oleraceusMichael R. Benedict1968-11-02 Santa BarbaraSanta Cruz Island: Buena Vista
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
SBBG48678SBBGSonchus oleraceusRalph N. PhilbrickB74-1461974-8-05 VenturaEast Anacapa Island: just N of water tank building, old Coast Guard building
SBBG51705SBBGSonchus oleraceusR. N. PhilbrickB66-041966-1-03 Santa BarbaraSan Miguel Island: between sand drift and Toyon Cyn, Willow Cyn area
SBBG51707SBBGSonchus oleraceusR. N. Philbrick w/ D. M. Smith, A. FlinckB65-1111965-2-01 Santa BarbaraSanta Cruz Island: Canada del Puerto
SBBG51708SBBGSonchus oleraceusMichael R. Benedict1967-8-29 Santa BarbaraSanta Cruz Island: W side of mouth of Horqueta Cyn, ca. 2 mi E of Laguna Harbor
SBBG51808SBBGSonchus oleraceusMichael R. Benedict1968-3-21 Santa BarbaraSanta Cruz Island: near S end of Christi beach
SBBG52604SBBGSonchus oleraceusR. Zembal1977-5-21 VenturaPacific Missile Test Center: field W of Laguna Rd and N of Beach Rd
SBBG53139SBBGSonchus oleraceusR. Pitman, M. Naughton1977-6-04 Santa BarbaraSan Miguel Island: SW portion of Prince Island
SBBG54754SBBGSonchus oleraceusSteven A. Junak w/ R. N. PhilbrickMA631982-4-23 VenturaMiddle Anacapa Island: Lavatera Cove, near E end of island
SBBG55790SBBGSonchus oleraceusM. J. Edsall31980-3-04 San Luis Obispo1600 block of Fairview Ave
SBBG57761SBBGSonchus oleraceusSteven A. Junak63731998-4-22 Santa BarbaraSan Miguel Island: SE side of Prince Island
SBBG67922SBBGSonchus oleraceusRalph Hoffmann1925-5-07 Santa BarbaraCarpinteria
SBBG67928SBBGSonchus oleraceusHenry M. Pollard1946-4-28 VenturaVentura River
SBBG67929SBBGSonchus oleraceusHenry M. Pollard1944-10-20 VenturaNorth Signal St; Ojai
SBBG67930SBBGSonchus oleraceusP. Bartholomew1939-8-08 Santa BarbaraSanta Ynez Mtns: Romero Cyn
SBBG67931SBBGSonchus oleraceusM. N. Ackley11651928-12-1 Los AngelesEagle Rock
SBBG79449SBBGSonchus oleraceusRalph Hoffmann1929-3-16 VenturaAnacapa islands: Anacapa Island
SBBG79450SBBGSonchus oleraceusL. G. Yates?1893 Santa BarbaraSanta Cruz Island
SBBG79451SBBGSonchus oleraceusR. Bond3681939-4-16 VenturaAnacapa islands: Anacapa Island
SBBG79452SBBGSonchus oleraceusRalph Hoffmann1925-3-28 Santa BarbaraSanta Cruz Island
SBBG79453SBBGSonchus oleraceusRalph Hoffmann1930-9-22 Santa BarbaraSanta Cruz Island: Dick's Harbor (Dix Harbor)
SBBG79454SBBGSonchus oleraceusRalph Hoffmann1931-4-11 Santa BarbaraSanta Cruz Island: main ranch
SBBG79457SBBGSonchus oleraceusRalph Hoffmann1927-3-25 Santa BarbaraSan Miguel Island
SBBG79459SBBGSonchus oleraceusRalph Hoffmann1929-4-16 Santa BarbaraSanta Rosa Island: Lobos Cyn
SBBG79460SBBGSonchus oleraceusR. Bond4101939-4-19 Santa BarbaraSan Miguel Island
SBBG86416SBBGSonchus oleraceusClifton F. Smith4011943-11-25 Santa BarbaraSanta Ynez Mtns: Mission Crk, Mission Cyn
SBBG86614SBBGSonchus oleraceusT. L. Secrest1964-4-20 Santa BarbaraLos Olivos St and Castillo St, Santa Barbara
SBBG8851SBBGSonchus oleraceusClifton F. Smith6561944-4-01 Santa BarbaraSanta Barbara Botanic Garden Mission Crk, Santa Barbara Botanic Garden [natural; not planted]
SBBG89538SBBGSonchus oleraceusJ. Adams364a1965-7-17 San Bernardino652 S Cactus Ave, Rialto
SBBG91507SBBGSonchus oleraceusMichael R. Benedict1967-9-12 Santa BarbaraSanta Cruz Island: mouth of Water Cyn, ca. 0.5 mi E of Prisoners Harbor
SBBG91660SBBGSonchus oleraceusSteven A. JunakMA1011986-4-22 VenturaMiddle Anacapa Island: N edge of terrace, W of Sea Arch Peninsula
SBBG9211SBBGSonchus oleraceusE. R. Blakley27461959-4-24 VenturaEast Anacapa Island: between boat dock and the village
SBBG95334SBBGSonchus oleraceusClifton F. Smith221943-9-02 Santa BarbaraSanta Ynez Mtns: near end of Cheltenham Rd, above Tunnel Rd, Mission Cyn
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
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)
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
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.
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
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
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.
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
SD00025438SDSonchus oleraceusNancy Nenow27722017-4-16 San DiegoRancho Santa Fe; western edge of Puerta del Sol Road; south of Linea Del Cielo in vacant lot; 0.25 mile N of junction with Las Palomas.
SD00025439SDSonchus oleraceusNancy Nenow28742017-5-5 San DiegoRancho Santa Fe; vacant lot W of Rambla De Las Flores between La Orilla and Los Morros; west of the Rancho Santa Fe softball park, along horse trail.
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.
SD00029144SDSonchus oleraceusNancy Nenow30622017-5-26 San DiegoSouth San Pasqual Valley; along dirt trail parallel to Bandy Canon Road; near 200 yards west of junction Bandy Canon Road and Santa Ysabel Creek Road
SD00029296SDSonchus oleraceusHoward L Ferguson1871980-3-24 Los AngelesSan Clemente Island; S. of Nots Pier on grassy ocean bluffs
SD00029297SDSonchus oleraceusKorie Merrill11-412011-2-27 Los AngelesSan Clemente Island; Jack Nots planting drainage, west of road
SD00029389SDSonchus oleraceusSteven A. JunakSCl-1221990-11-08 Los AngelesSan Clemente Island. Along N side of field station building.
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
SD00039703SDSonchus oleraceusMary Ellen Walther472017-3-24 San DiegoLa Jolla; Soledad National Park; near 75 yards NW of parking lot on Soledad Park Road
SD00039704SDSonchus oleraceusNancy Nenow28132017-4-18 San DiegoRancho Santa Fe; east of Artesian Road; west of Camino Del Sur; near 300 yards E of San Diegito River and the Lusardi Creek confluence.
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.
SD00054008SDSonchus oleraceusJohn Brown3351994-8-12 San DiegoSouth of warehouses, west of east entrance to Base, south of Fallbrook Road.
SD00054009SDSonchus oleraceusJohn Brown4351995-5-10 San DiegoAlong River Road
SD00054010SDSonchus oleraceusJohn Brown2071994-1-21 San DiegoAt north end of River Road
SD00055039SDSonchus oleraceusJon Rebman367012020-5-5 San DiegoCanon: Training Area Echo; southwest of Santa Margarita Peak; southeast of Case Springs Lake; west of Case Springs Road, in a canyon area
SD00055040SDSonchus oleraceusJon Rebman369812020-8-13 San DiegoCanon: northeastern portion of Base in Training Area Hotel; NW of Fallbrook: along the Santa Margarita River between De Luz Road (open, paved) and the junction with De Luz Creek, mostly in the riverbed to the north of Fallbrook Weapons Station
SD00057887SDSonchus oleraceusOnkar Singh52272015-3-25 San DiegoNaval Weapons Station Seal Beach Detachment Fallbrook, south magazine, study area H.
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
SD10325SDSonchus oleraceusFrank F. Gander1241935-2-19 San DiegoMahogany Canon, east San Diego.
SD10587SDSonchus oleraceusFrank F. Gander1391935-3-13 San DiegoMoosa Canon north of Escondido.
SD113009SDSonchus oleraceusDarley F. Howe49371977-5-06 San DiegoNear corner of Melrose Drive and Melrose Way, Vista.
SD11595SDSonchus oleraceusFrank F. Gander2211935-6-15 San DiegoOcean Beach
SD118361SDSonchus oleraceusDuffie Clemons9071985-2-17 San DiegoGrowing in fallow garden, Serra Mesa. Ex hort D.C.
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 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
SD152257SDSonchus oleraceusJon P. Rebman66502000-5-2 San DiegoMiramar Training Area #2 East Side.
SD152920SDSonchus oleraceusSteve Boyd72161992-5-05 RiversideSouthern Santa Ana Mountains, San Mateo Canon Wilderness Area. Oak Flats area east of Verdugo Potrero.
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
SD154486SDSonchus oleraceusMargaret Fillius112004-3-1 San DiegoSouth West section of Rose Canon
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
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.
SD157029SDSonchus oleraceusJerilyn Hirshberg6922004-6-6 San DiegoIntersection of San Diego River and Ouandi Creek, rocky stream bed with moist crevices and pools
SD157030SDSonchus oleraceusEmanuel Kauder92004-4-24 San DiegoScripps Ranch 0.5 mi E and 1 mi S of intersect of Pomerado Rd and Beeler Canon Rd on flat area just off disturbed dirt road bed
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.
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).
SD159520SDSonchus oleraceusJon P. Rebman84592003-4-15 San DiegoCrestridge Ecological Reserve: west of La Cresta between Alpine and El Canon
SD159763SDSonchus oleraceusScott Snover602004-4-14 San DiegoNorth of Escondido, SE corner of W. Lilac and Circle R Drive
SD159764SDSonchus oleraceusDavid Lawhead12004-4-13 San DiegoAgua Hedionda Lagoon - east end, Southeast of the City of Carlsbad
SD160685SDSonchus oleraceusJon P. Rebman80802002-5-14 San DiegoViejas Mountain: North of Alpine, approx. 0.5 miles north of the water tanks on Anderson Truck Trail; east of the road along the main trail to the top
SD160686SDSonchus oleraceusJon P. Rebman82532002-8-7 San DiegoKelley/Rebman Ranch at 565 Anderson Truck Trail on northwest side of Viejas Mountain: approx. 2 miles north of Victoria Road in Alpine
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).
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) )
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
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.
SD163808SDSonchus oleraceusMaryAnn Brooks-Gonyer632005-2-15 San DiegoApproximately 10 miles north of Escondido on western edge of Valley Center, Circle R Drive, where road takes turn to the north, approx 1 mile east of Old Highway 395
SD163809SDSonchus oleraceusMaryAnn Brooks-Gonyer1622005-5-6 San DiegoApprox. 7 miles north of Escondido on Champagne Blvd, about 1/10 mile south of Lawrence Welk Drive
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
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)
SD165272SDSonchus oleraceusNuri Pierce562004-8-28 San DiegoLakeside, East end of El Monte Road, El Capitan Reservoir, Upward from the dam
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.
SD165760SDSonchus oleraceusMark A. Elvin39452005-2-5 San DiegoW side of Otay Mtn; 1.5km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of ONeal Canon.
SD166517SDSonchus oleraceusJon P. Rebman101582004-5-11 San DiegoSycuan Peak Ecological Reserve (California Dept. of Fish & Game): southeast of Dehesa, south of Loveland Reservoir on the lower north side of Sycuan Peak; Sweetwater River watershed in Sloane Canon
SD166882SDSonchus oleraceusJon P. Rebman105552004-6-1 San DiegoOtay Mountain Ecological Reserve (California Dept. of Fish & Game): Southeast of Otay Lake; south of Otay Lakes Road, just north of the old olive grove
SD166883SDSonchus oleraceusJon P. Rebman106872004-8-20 San DiegoLake Sutherland: north of Hwy. 78 between Ramona and Santa Ysabel; dry lakebed at southeast end of lake
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.
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.
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.
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
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.
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.
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.
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
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.
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).
SD170935SDSonchus oleraceusPhillip Roullard742005-6-10 San DiegoTijuana Slough National Wildlife Refuge, Rivermouth trail. 0.6 mi SWS of trailhead at intersection of 5th St and Iris Ave, just W of SW section of Imperial Beach Naval Air Station.
SD170936SDSonchus oleraceusJoe Barth4722005-4-27 San DiegoChula Vista Wildlife Reserve in southeast San Diego Bay: sandy area south of west basin. (CVWR is accessed via electrical power plant and is a human made site constructed as mitigation for the adjacent J St. marina construction).
SD170937SDSonchus oleraceusJoe Barth4772005-4-28 San DiegoNational City: vacant lot on NE corner of intersection of 9th St. and B Ave; behind (south of) 208 E. 8th St. (Appliance Parts Center).
SD170938SDSonchus oleraceusIan Cain202005-6-27 San DiegoCity of San Diego, Point Loma. Famosa Slough, N of intersection of West Point Loma Blvd and Famosa.
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.
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.
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.
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.
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).
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
SD172019SDSonchus oleraceusE. R. Blakley43861961-5-18 VenturaWest Anacapa Island; large canyon north side of highest peak on island.
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.
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.
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.
SD173183SDSonchus oleraceusLarry Hendrickson19212005-4-14 ImperialTrust for Public Lands Option Properties; South of SE tip of Santa Rosa Mtns. Coral Wash, approx. 2.5 air miles SW of hwy. 86 and 2.0 air miles north of hwy. S-22 (Borrego-Salton Seaway).
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.
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.
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.
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.
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.
SD175372SDSonchus oleraceusJon P. Rebman122542005-8-13 San DiegoSan Vicente Reservoir: North of Lakeside, east of Hwy. 67, northeast of intersection between Moreno Ave. and Vigilante Road; west side of reservoir in the second cove north of the boat landing
SD175373SDSonchus oleraceusJon P. Rebman124932006-4-27 San DiegoMonte Vista Ranch (owned by The Nature Conservancy): S of Ramona, NW of San Vicente Reservoir; S of San Vicente Road along Chuckwagon Road onto the Ranch; near the electric lines just N of Longs Gulch
SD17600SDSonchus oleraceusD. E. Scarberys.n.1937-5-27 San DiegoEast of Ramona
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.
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.
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.
SD177884SDSonchus oleraceusJon P. Rebman127272006-5-18 San DiegoMonte Vista Ranch (owned by The Nature Conservancy): S of Ramona, NW of San Vicente Reservoir; S of San Vicente Road along Chuckwagon Road onto the Ranch; western portion of Ranch, along riparian zone N of Daney Canon
SD177885SDSonchus oleraceusJon P. Rebman130752007-4-19 San DiegoPoser Mountain (Cleveland National Forest): NE of Alpine and Viejas Indian Reservation; N of Old Viejas Grade Road on the S-facing slope of the mountain
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.
SD179786SDSonchus oleraceusJon P. Rebman131912007-4-23 San DiegoCanon Marine Corps Base: Santa Margarita Mountains, Echo Training Area, just east of Artillery Firing Range 40, northeast of Roblar Road, along road
SD179787SDSonchus oleraceusJon P. Rebman136942007-7-9 San DiegoLake Henshaw: SE of East Grade Road and S of Henshaw Truck Trail, approx. 0.5 air miles NE of the dam; along the north shore of the Lake
SD179788SDSonchus oleraceusJon P. Rebman134442007-5-8 San DiegoBarrett Lake: just south of the dam, along Barrett Lake Road and the flume on the west side of the canyon
SD179789SDSonchus oleraceusJon P. Rebman136242007-7-9 San DiegoLake Henshaw: SE of East Grade Road and E of Henshaw Truck Trail, approx. 1.3 air miles E of the dam; along the stream feeding into the NE portion of the Lake and on the NE shore
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.
SD182956SDSonchus oleraceusJon P. Rebman138722007-9-12 San DiegoSweetwater Reservoir: east of National City and south of La Presa; canyon just below the dam on the west side of the reservoir
SD182957SDSonchus oleraceusJon P. Rebman139562007-9-12 San DiegoSweetwater Reservoir: east of National City and south of La Presa; vicinity of wet marsh and meadow areas just northeast and upstream from the east end of the reservoir
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.
SD184236SDSonchus oleraceusJon P. Rebman140672008-2-26 San DiegoCanon Marine Corps Base: Training Area Romeo 1 in the northwestern portion of base; San Onofre Mountains, along Horno Canon Road
SD184237SDSonchus oleraceusJon P. Rebman141262008-2-26 San DiegoCanon Marine Corps Base: Training Area Romeo 2 in the northwestern portion of base; coastal side of San Onofre Mountains, along Skyline Road towards the towers on top of San Onofre Mountain
SD184238SDSonchus oleraceusJon P. Rebman143632008-4-3 San DiegoHellhole Canon Open Space Preserve: east of Valley Center and northeast of Lake Wohlford; south-central portion of preserve, near old house foundation
SD184239SDSonchus oleraceusJon P. Rebman142952008-4-3 San DiegoHellhole Canon Open Space Preserve: east of Valley Center and northeast of Lake Wohlford; southwest side of preserve near Canal Road
SD184240SDSonchus oleraceusJon P. Rebman141152008-2-26 San DiegoCanon Marine Corps Base: Training Area Romeo 2 in the northwestern portion of base; coastal side of San Onofre Mountains, along Horno Canon Road
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.
SD184682SDSonchus oleraceusJudy Carlstrom1742006-5-30 San DiegoEscondido. Riparian area west of Northwest Parking Lot in Jesmond Dene Park located on North Broadway.
SD186692SDSonchus oleraceusJon P. Rebman146572008-4-21 San DiegoHauser Wilderness: Cleveland National Forest; W of Morena Reservoir, at Bronco Flats just S of Skye Valley Road
SD187256SDSonchus oleraceusJon P. Rebman153412008-5-30 San DiegoHauser Wilderness: Cleveland National Forest; SW of Morena Reservoir and E of Barrett Lake, along the trail that follows Hauser Creek, west of the Marine Memorial
SD187368SDSonchus oleraceusScott D. White101752004-4-16 RiversideIndian Creek and adjacent slopes.
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.
SD188788SDSonchus oleraceusMichael G Simpson26562006-5-2 San DiegoIron Mountain area, Poway, along hiking trail NE of pond, 1 mile NNW of Iron Mtn peak, 1 NE of junction of Hwy 67 and Poway Road.
SD188789SDSonchus oleraceusMichael G Simpson24072003-5-3 San DiegoOtay Mountain watershed, Miner?s canyon, ca. 0.6 miles north of Marron Road.
SD190456SDSonchus oleraceusJon P. Rebman154992008-6-4 San DiegoSanta Margarita Mountains: Cleveland National Forest; east of the border with Canon Marine Corps Base; along the forest service road that runs on the east side of the mountains
SD190457SDSonchus oleraceusJon P. Rebman157302008-6-25 San DiegoCanon Marine Corps Base: south of Stagecoach Road and north of the airstrip along Vandegrift Blvd.; in the Santa Margarita River bed
SD190614SDSonchus oleraceusLarry Hendrickson31512005-4-16 ImperialPicacho State Recreation Area. South side of the Colorado River, near Group Canon N-side of main access road.
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.
SD190978SDSonchus oleraceusWarren Schmidtmann382007-4-6 San DiegoTecate Peak, dirt road to Tecate Peak, 3.1 Miles west from Hwy 188 (Tecate Road), near Box Spring, 0.42 N of US Mexico border
SD190979SDSonchus oleraceusMargaret R. Mulligan16792007-3-26 San DiegoCanon Marine Corps Base, White Beach Training Area, ca. 0.8 mi S of 41 Area (Las Flores), ca. 1 W of Shingle Bluff, E of I-5.
SD190980SDSonchus oleraceusMargaret R. Mulligan15642007-3-15 San DiegoCanon Marine Corps Base, Skull Canon in the Uniform Training Area. 0.6 W of I-5 at La Flores (41 Area).
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
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
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.
SD192397SDSonchus oleraceusJim Rocks4402007-5-17 San DiegoCanon Marine Corps Base, NW section of Charlie Training Area, ca. 5 miles NE of Camp Talega (64 Area), ca. « mi S of county line and ca. ? mi NW of White Oak Springs.
SD192398SDSonchus oleraceusJim Rocks2282007-5-2 San DiegoCanon Marine Corps Base, Delta Training Area. Steep slopes along Roblar Road, ca. « mi NW of its junction with Jardine Canon Road.
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.
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).
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
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.
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
SD193083SDSonchus oleraceusW. J. Schrenk822007-11-28 San DiegoPoway, in flower bed
SD193248SDSonchus oleraceusA. C. Sanders311342005-6-22 San DiegoBuena Vista Lagoon Ecological Reserve, Carlsbad, south side of lagoon just east of he Carlsbad Blvd near Brown Park.
SD193249SDSonchus oleraceusA. C. Sanders311542005-6-22 San DiegoBuena Vista Lagoon Ecological Reserve, Carlsbad, north side of lagoon between Carlsbad Blvd and the RR.
SD193250SDSonchus oleraceusA. C. Sanders278262004-5-7 San DiegoCarlsbad, Carlsbad Highlands Ecological Reserve, canyon ca. 1.0 mile southeast of Cerro de la Calavera.
SD193644SDSonchus oleraceusJeannie Gregory22372007-5-5 San DiegoOceanside, 7 miles inland at Guajome County Park, directly E of the intersection of Mission Ave (Hwy 76) and North Santa Fe Ave
SD193645SDSonchus oleraceusJeannie Gregory24762007-5-15 San DiegoRamona, The Nature Conservancy, Ramona Grasslands Preserve, 2 W of Ramona Airport, « NW of intersection of Highland Valley Road and Rangeland Road, just S of Santa Maria Creek
SD193646SDSonchus oleraceusMargaret R. Mulligan19152007-4-17 San DiegoCanon Marine Corps Base, Case Springs within Echo Training Area. Land surrounding southern pond, W of Case Springs Rd (Roblar Rd).
SD193647SDSonchus oleraceusMargaret R. Mulligan18622007-4-9 San DiegoCanon Marine Corps Base, Santa Margarita River, on North River Road ca. 3 miles NW of its intersection with Macs Road (accessed by Stuart Mesa).
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.
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
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.)
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.
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
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
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
SD197699SDSonchus oleraceusA. C. Sanders312012005-6-25 San DiegoSouth Coast: San Dieguito Lagoon Ecologigal Reserve, north edge of reserve along Palm Lane.
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.
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
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.