Search Results — 911 specimen records retrieved (588 records with coordinates)
Results for search: Scientific name=Cirsium vulgare (including nomenclatural synonyms);   More information: Jepson Online Interchange

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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  BFRS479 Image available Cirsium vulgare Peter Rubtzoff 1972-9-20 6942 El Dorado Blodgett Forest: Mutton Creek area ca. 0.15 mi. south of County Road (Comp. 370E). Comment
  CAS-BOT-BC143228  Cirsium vulgare Dana York 1996-9-20 1549 Fresno Ca. 105 km E of Fresno, Kanawyers, 1 km E of trailhead, just off Paradise Valley Trail 1535 Comment
  CAS-BOT-BC14943  Cirsium vulgare Bruce Bartholomew 1989-8-10 5036 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  CAS-BOT-BC229783  Cirsium vulgare C. Friedel; M. L. Carle; L. Brartman; et al. 2012-8-25 1952 Marin Marin Municipal Water District Lands: Mount Tamalpais. Rock Spring area, past meadow, following drainage to NE: spot near drainage/serpentine/forest. Comment
  CAS-BOT-BC229786  Cirsium vulgare G. Block; D. Sherpa; T. Steiner; et al. 2012-8-25 1562 Marin Marin Municipal Water District Lands: Mount Tamalpais. In Potrero Meadow off Laurel Dell Rd., near edge of slough sedge and Potrero Meadow Trail. Comment
  CAS-BOT-BC229787  Cirsium vulgare A. Howald; J. Dela Cruz; Z. Beltz; et al. 2012-8-25 1450 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Ridgecrest Blvd., on Laurel Dell Fire Rd. near culvert LD-17.3. Comment
  CAS-BOT-BC285726  Cirsium vulgare John Thomas Howell 1977-8-1 52432 Calaveras Dorrington 1463 Comment
  CAS-BOT-BC285732  Cirsium vulgare Ward B. Holt 1952-9-9 s.n. Madera Bass Lake 1066 Comment
  CAS-BOT-BC285735  Cirsium vulgare Ira L. Wiggins 1965-11-3 20311 Orange East side of California State College at Fullerton campus, near Placentia Avenue, Fullerton Comment
  CAS-BOT-BC285736  Cirsium vulgare John Thomas Howell 1952-10-24 28866 Riverside Pauba Ranch, about 8 miles east of Temecula Comment
  CAS-BOT-BC285737  Cirsium vulgare Scott D. White 1996-9-22 4537 Riverside Perris Basin, W Riverside Co. Perris: Nuevo Road near intersect. w/ Wilson Ave., W of the San Jacinto Riv crossing 435 Comment
  CAS-BOT-BC285738  Cirsium vulgare J. C. Roos 1955-8-8 6525 San Bernardino Loma Linda 320 Comment
  CAS-BOT-BC285743  Cirsium vulgare John Thomas Howell 1960-8-20 36269 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CAS-BOT-BC285772  Cirsium vulgare Carl B. Wolf 1927-8-22 803 Humboldt Big Lagoon Comment
  CAS-BOT-BC285776  Cirsium vulgare E. M. Zeile 1921-8-6 1162 Alameda Shepherd Canon [Canyon] Comment
  CAS-BOT-BC285778  Cirsium vulgare Ernest C. Twisselmann 1957-8-13 4007 Kern Tehachapi-Kernville Region. Tehachapi Mountains: west end of Cummings Valley 1097 Comment
  CAS-BOT-BC285786  Cirsium vulgare Ernest C. Twisselmann 1957-8-13 4007 Kern Tehachapi-Kernville Region. Tehachapi Mountains: west end of Cummings Valley 1097 Comment
  CAS-BOT-BC285787  Cirsium vulgare Greg de Nevers 2001-7-8 12581 Lake Clear Lake, Lake County Land Trust, Rodman Slough 475 Comment
  CAS-BOT-BC285790  Cirsium vulgare A. S. Stinchfield 1916-8-1 s.n. Lake Near Bartlett Springs Comment
  CAS-BOT-BC285792  Cirsium vulgare Geo. B. Grant 1898-4-12 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC285795  Cirsium vulgare Louis C. Wheeler 1932-7-14 1932 Los Angeles Lexington Wash near El Monte 73 Comment
  CAS-BOT-BC285796  Cirsium vulgare John Thomas Howell 1946-7-30 22844 Mariposa Crane Flat 1981 Comment
  CAS-BOT-BC285798  Cirsium vulgare John Thomas Howell 1950-6-18 26629 Marin Fern Canyon, Mt. Tamalpais Comment
  CAS-BOT-BC285809  Cirsium vulgare Jas. McMurphy 1903-8-2 349 Mendocino Albion Ridge Comment
  CAS-BOT-BC285813  Cirsium vulgare Carl D. Duncan 1920-7-13 255 Mendocino Fort Bragg Comment
  CAS-BOT-BC285816  Cirsium vulgare Debbie Wilson 1983-9-21 15 Mendocino Highlands Ranch Resort, near Philo, Rte. 128 Comment
  CAS-BOT-BC285823  Cirsium vulgare John Thomas Howell 1963-8-6 40042 Monterey Monterey Peninsula. Abbott Lakes, Arroyo Seco Forest Service Campground Comment
  CAS-BOT-BC285824  Cirsium vulgare J. Linsdale 1943-7-23 59 Monterey Frances Simes Hastings Natural History Reservation, Santa Lucia Mts. Finch Creek Comment
  CAS-BOT-BC285825  Cirsium vulgare Beatrice F. Howitt 1962-9-10 1400 Monterey Monterey Peninsula. Field behind the houses near the gate at Pt. Lobos Reserve Comment
  CAS-BOT-BC285830  Cirsium vulgare Greg Sommers 1976-8-23 1276 Plumas Sierra Valley along Marble Lane 1487 Comment
  CAS-BOT-BC285831  Cirsium vulgare John Thomas Howell 1959-9-24 34930 Plumas Butterfly Creek near mouth 883 Comment
  CAS-BOT-BC285832  Cirsium vulgare Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1472 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Canyon 990 Comment
  CAS-BOT-BC285835  Cirsium vulgare Thomas H. Kearney 1944-8-14 169 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC285836  Cirsium vulgare John Thomas Howell 1960-7-20 35755 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  CAS-BOT-BC285837  Cirsium vulgare John Thomas Howell 1960-7-20 35711 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC285838  Cirsium vulgare John Thomas Howell 1959-9-22 34859 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC285844  Cirsium vulgare Peter Rubtzoff 1957-8-7 3473 San Francisco San Francisco. At the western base of Mt. Sutro north of Laguna Honda Comment
  CAS-BOT-BC285847  Cirsium vulgare John Thomas Howell 1930-9-28 5517 San Joaquin Holt Comment
  CAS-BOT-BC285856  Cirsium vulgare John Thomas Howell 1964-6-30 40881 San Luis Obispo Cambria Comment
  CAS-BOT-BC285877  Cirsium vulgare 1952-10-1 s.n. Santa Clara Gilroy Comment
  CAS-BOT-BC285880  Cirsium vulgare John H. Thomas 1958-6-13 7241 Santa Clara Near North Gate at Moffett Field near Mountain View Comment
  CAS-BOT-BC285884  Cirsium vulgare J. H. Thomas 1950-9-24 2410 Santa Cruz Between Watsonville Slough and Pacific Ocean near mouth of Pajaro River and Palm Springs Speedway Comment
  CAS-BOT-BC285885  Cirsium vulgare John H. Thomas 1953-7-29 3562 Santa Cruz Near Hilton Airport, between Big Basin and Boulder Creek 243 Comment
  CAS-BOT-BC285886  Cirsium vulgare W. H. Rich 1912-1-1 s.n. Santa Cruz Santa Cruz Peninsula. Swanton Comment
  CAS-BOT-BC285887  Cirsium vulgare John H. Thomas 1953-7-29 3562 Santa Cruz Near Hilton Airport, between Big Basin and Boulder Creek 243 Comment
  CAS-BOT-BC285889  Cirsium vulgare John H. Thomas 1958-3-1 7041 D Santa Cruz Northern end of Hilton Airport, open area between highway and airstrip 243 Comment
  CAS-BOT-BC285898  Cirsium vulgare John Thomas Howell 1930-6-8 5286 Sonoma 8.5 miles n. of Bodega Bay Comment
  CAS-BOT-BC285901  Cirsium vulgare Ernest C. Twisselmann; Eben McMillan 1968-7-16 14595 Tulare Sierra Nevada, Kern Plateau. Stringer between Fay Creek and True Meadow 2103 Comment
  CAS-BOT-BC285903  Cirsium vulgare Roxana Stinchfield 1915-8-15 103 Tuolumne Road near Jamestown. Vicinity of Rawhide Comment
  CAS-BOT-BC285904  Cirsium vulgare Ira L. Wiggins 1957-9-9 14217 Tuolumne 7 miles above Strawberry, on Sonora Pass road (Highway State 108) Comment
  CAS-BOT-BC285910  Cirsium vulgare Henry M. Pollard 1961-9-7 s.n. Ventura Ventura River Basin. Ventura River flood plain near Rodriguez Canyon Comment
  CAS-BOT-BC285911  Cirsium vulgare Henry M. Pollard 1962-10-10 s.n. Ventura Ventura River Basin. Royal Oaks Dairy, San Antonio Creek Road, Ojai Comment
  CAS-BOT-BC285913  Cirsium vulgare Henry M. Pollard 1968-6-11 s.n. Ventura Ventura River Basin. On Southern Pacific Railroad right-of-way, near Valley Meadow Drive, Ojai Valley Comment
  CAS-BOT-BC285914  Cirsium vulgare Henry M. Pollard 1970-8-18 s.n. Ventura East side of San Antonio Creek, about 1/4 mile down stream from Royal Oaks Dairy, Ojai Comment
  CAS-BOT-BC285916  Cirsium vulgare Henry M. Pollard 1965-8-28 s.n. Ventura Near entrance of Royal Oaks Dairy, San Antonio Creek Rd., Ojai Comment
  CAS-BOT-BC285917  Cirsium vulgare Henry M. Pollard 1965-9-2 s.n. Ventura West shore-line of Matilija Lake, near public camp, Matilija Canyon Comment
  CAS-BOT-BC423322  Cirsium vulgare R. Johnson; R. Nash; E. Lapre; R. Goulde; J. Lapre 2014-9-13 14069 Marin Mount Tamalpais. Marin Municipal Water District lands: Westside of Sky Oaks Ranger Station, Sky Oaks Road, Fairfax, CA Comment
  CAS-BOT-BC482428  Cirsium vulgare Tom Schweich 2013-8-31 1035 Alameda Jean Sweeney Open Space Preserve, about 200 m from the W end, and 50 m N of the end of 8th St 4 Comment
  CATA1096  Cirsium vulgare Mark L. Hoefs 1995-5-16 2046 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  CATA1235  Cirsium vulgare Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2307 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CATA1502  Cirsium vulgare Mark L. Hoefs, Herman Saldana 1996-5-22 2712 Los Angeles Santa Catalina Island: Little Springs Canyon, by road to Empire Landing, just past Isthmus Road 213 Comment
  CDA10197  Cirsium vulgare Virginia Moran 2004-6-19 San Diego Wetlands of Santa Ysabel Preserve, Julian. (33.12 N, 116.62 W) Comment
  CDA12589  Cirsium vulgare G. F. Hrusa 1990-7-29 8173 Sacramento Natoma Unit-Folsom Lake State Rec. Area; Immediately above upper part of estuary at S end of American River Bluffs. Comment
  CDA12595  Cirsium vulgare G. F. Hrusa 1990-7-26 8151 Sacramento Natoma Unit-Folsom Lake State Rec. Area; Immediately S of Willow Creek Access parking area. Comment
  CDA15331  Cirsium vulgare J. Chandler 1998-9-22 s.n. Riverside Upper Chase Nursery, 19851 Patterson Ave., Perris. 0 Comment
  CDA18860  Cirsium vulgare Greynolds 1999-5-9 PDR 1210926 Kern Kern High School District farm, 501 S. Mt. Vernon Ave., Bakersfield. 0 Comment
  CDA20003  Cirsium vulgare R. Irish 2002-7-23 PDR 1068137 Calaveras Sierra Nevada; White Pines near reservoir. 0 Comment
  CDA20040  Cirsium vulgare H. Bloo, B. Voorhees 2002-9-5 PDR 1174351 Butte Sacramento Valley; at Bidwell Golf Course. 0 Comment
  CDA20150  Cirsium vulgare B. Smith August 1996 s.n. Butte Plumas National Forest; 0.5 mi E of Lumpkin. 1173 Comment
  CDA20187  Cirsium vulgare Lockhart 2003-7-28 PDR 1282585 Trinity Bixby Ranch 1296 Lamb Creek Rd, Mad River. 0 Comment
  CDA20204  Cirsium vulgare N. Macleod 2003-8-19 PDR 1417960 Placer Sierra Nevada; Carnelian Bay Rd and North Lake Blvd, Carnelian Bay. 0 Comment
  CDA23068  Cirsium vulgare Mark A. Elvin, Steve Boyd, A. C. Sanders, D. G. Kelch, Larry Hendrickson 2006-12-8 5287 San Diego Peninsular Ranges; Palomar Mountain; Palomar Mountain State Park; Upper Doane Valley southeast of lake throughout middle of meadow. Comment
  CDA23116  Cirsium vulgare Mark A. Elvin, Steve Boyd, A. C. Sanders, D. G. Kelch, Larry Hendrickson 2006-12-8 5285 San Diego Peninsular Ranges; Warner Springs, Lake Henshaw Valley; southwest of Palomar Mountain, along Pacific Crest Trail ca. 1.5 kilometers west of Highway 79. Comment
  CDA29663  Cirsium vulgare D. G. Kelch 2009-6-25 9 .469 Marin San Rafael. In brackish ditch E of Davidson School. Comment
  CDA30468  Cirsium vulgare G. F. Hrusa 2008-8-29 17681 Santa Barbara Sierra Madre Mountains; Upper Judell Canyon. 1447 Comment
  CDA32159  Cirsium vulgare M. Beyers 2010-8-2 720 El Dorado Along a dirt road below and just north of State Route 88. 1495 Comment
  CDA33323  Cirsium vulgare D. Chang 2009-5-28 PDR# 1450785 Santa Barbara Santa Barbara; 16000 Calle Real. 0 Comment
  CDA36330  Cirsium vulgare J. Greer & J. Gomes 2011-11-18 PDR# 1583242 Alameda Castro Valley; Dublin Canyon Road. 0 Comment
  CDA42427  Cirsium vulgare D. G. Kelch, Vince Guise 2012-7-26 12 .235 Contra Costa El Sobrante; Circle Dr. Comment
  CDA7143  Cirsium vulgare D. G. Kelch 2002-5-13 s.n. San Mateo Cahill Ridge. 0 Comment
  CDA7424  Cirsium vulgare L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns: Graveyard Canyon, second side canyon. 0 Comment
  CDA7425  Cirsium vulgare L. Ahart 2006-9-9 13255 Tehama Just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. Comment
  CDA7428  Cirsium vulgare Julie Ann Sessions 1986-7-24 4 San Luis Obispo Poly Canyon Area. Comment
  CDA7431  Cirsium vulgare D. DeRome 1994-6-4 649471 San Luis Obispo Collected in the dry Brizzolara Creek bed where the water disappears underground. This is located at the base of the hill where the Ecological Study Area is located. 0 Comment
  CDA7432  Cirsium vulgare D. G. Kelch, A. G. Murdock 2005-6-17 5 .359 Solano Carquinez Strait Region; Mare Island: South end of Mare Island. Comment
  CDA7867  Cirsium vulgare Jon P. Rebman, J. Gregory, K. Rich, P. Famolaro 2007-9-12 13985 San Diego Sweetwater Reservoir, east of National City and south of La Presa; vicinity of riparian zone and upland areas northeast and upstream from the east end of the reservoir. Comment
  CHSC101572  Cirsium vulgare David W. Isle 2005-10-27 1625 Mendocino Mendocino National Forest. East side of Blands Cove Lake adjacent landslide toe. MDB and M. Comment
  CHSC102811  Cirsium vulgare Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16306 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  CHSC103144  Cirsium vulgare Lowell Ahart 2009-8-3 16262 Butte On the east side of the dirt road which is Ten Mile House Road, Upper Bidwell Park, about 3/4 mile (air) west of Highway 32, about 10 miles northeast of Chico. 236 Comment
  CHSC111407  Cirsium vulgare Lowell Ahart 2012-6-28 18245 Butte On the north side of the paved park road, about 30 yards south of Vallombrosa Avenue on the north side of Big Chico Creek, northeast of Sycamore Pool, Lower Bidwell Park, Chico. 61 Comment
  CHSC21142  Cirsium vulgare M. S. Taylor 1975-8-31 878 Butte On Ernies Island in Butte Creek, ca. 50 ft s of Humboldt Rd, ca. 1/2 mi e of Butte Meadows. 1341 Comment
  CHSC21465  Cirsium vulgare M. S. Taylor 1975-5-26 589 Santa Clara In lot, ca. 50 yds w of old Hwy 101, Morgan Hill. 304 Comment
  CHSC23510  Cirsium vulgare Wayne O. Baum 1971-7-6 71 -56 Lassen Slope of Gallatin Peak. 1981 Comment
  CHSC24606  Cirsium vulgare M. S. Taylor 1976-8-13 1230 Monterey SE corner of junc of Olmstead Rd and Aguajito Rd, ca. 1 mi s of Monterey Airport. Comment
  CHSC34023  Cirsium vulgare L. Ahart 1981-7-26 3010 Butte 1/2 mi sw of the Graylodge Waterfowl Mgmt Area HQ, ca. 12 mi sw of Gridley. 35 Comment
  CHSC34058  Cirsium vulgare L. Ahart; M. S. Taylor 1981-8-15 3038 Butte Near the dirt road on the n end of Snag Lake, ca. 10 mi n of Inskip. 1500 Comment
  CHSC37273  Cirsium vulgare L. Ahart 1982-8-10 3739 Butte Around rice field, Peter Ahart Ranch, ca. 2 1/2 mi n and 1/2 mi e of Honcut. 50 Comment
  CHSC38338  Cirsium vulgare Vernon Oswald 1982-12-17 22 Butte Bidwell Park, Chico, 400 ft nw of the parking lot at Diversion Dam. 134 Comment
  CHSC55849  Cirsium vulgare L. P. Janeway 1987-6-29 2403 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; 'Lowden Ranch'. On N side of Lewiston Rd 1.8 mi from hwy 299. 533 Comment
  CHSC6654  Cirsium vulgare M. MacArthur 1968-6-22 280 Butte Ca. 20 ft. from SE side of Big Chico Creek, near Esplanade bridge, Chico State College. 60 Comment
  CHSC73650  Cirsium vulgare L. P. Janeway; Eric Schroder 1998-8-17 6060 El Dorado Large meadow along Upper Truckee River, about 0.6 mi southeast of Hwy 50. 1900 Comment
  CHSC73651  Cirsium vulgare L. P. Janeway; Eric Schroder 1998-8-31 6206 El Dorado Meadow about 0.2 mi east of Fallen Leaf Lake and about 1.7 mi south of Lake Tahoe; along the west side of Fallen Leaf Lake Road. 1950 Comment
  CHSC7631  Cirsium vulgare Beverley J. Wise 1968-8-23 16 Lassen 10 mi. N.W. of Susanville on the Las. Co. Rd. 201. 1798 Comment
  CHSC88269  Cirsium vulgare Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11207 Tehama Near seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  CHSC94579  Cirsium vulgare Lowell Ahart 2006-11-9 13255 Tehama Open meadow area west of the dirt road, just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CLARK-A1528-1778  Cirsium vulgare John C. Roos 1965-7-21 San Bernardino Loma Linda Comment
  CSUSB1503  Cirsium vulgare Daryl Faustini 1973-7-18 S. N. San Bernardino Wild Horse Meadows 2133 Comment
  CSUSB1505  Cirsium vulgare R. C. Smith 1972-7-4 S. N. San Bernardino Upper Mentone 609 Comment
  HREC1262 Image available Cirsium vulgare H. F. Heady 1953-6-8 744 Mendocino Vassar Pasture - Hopland Field Station Comment
  HSC12609  Cirsium vulgare Wendell Wood 1970-8-14 250 Mono N shore of Mono Lake, 1/2 mi. E of Black Point. 1966 Comment
  HSC32535  Cirsium vulgare Thomas W. Nelson 1973-9-3 1127 Humboldt McKeown Ranch N of Dinsmore Comment
  HSC37753  Cirsium vulgare A. M. Montalvo, J. D. Ackerman 1975-9-11 703 Lake N side of Boggs Mtn. E of Cobb. Spikenard Cr. near Rd. 100. 817 Comment
  HSC40956  Cirsium vulgare Linda M. Barker 1976-8-24 1684 Humboldt 3 mi. W of Arcata Comment
  HSC5379  Cirsium vulgare M. T. Milligan 1966-7-26 579 Modoc N end of Jess Valley 1616 Comment
  HSC5382  Cirsium vulgare D. M. Thomson 1965-8-14 196 Siskiyou California Lava Beds National Monument; Tichner Rd., 2 mi. from the SE entrance Comment
  HSC5383  Cirsium vulgare H. E. Parks 1930-4-25 699 Alameda Strawberry Canyon, Berkeley Comment
  HSC68157  Cirsium vulgare J. P. Smith 1971-10-6 4972 Humboldt End of Murray Rd. in McKinleyville. Comment
  HSC74679  Cirsium vulgare Gail Newton 1981-8-6 2397 Humboldt Near Humbug Creek 1256 Comment
  HSC76337  Cirsium vulgare Michael Ericksen 1981-8-20 1076 Humboldt Near Van Duzen Public Campground 1000 Comment
  HSC93528  Cirsium vulgare F. Bowcutt 1989-7-9 1437 Mendocino NW of Little Jackass camp, above Anderson Cliff 152 Comment
  IRVC22223  Cirsium vulgare H. Camp 1985-8-15 6 Orange Bell Canyon, 2.1km NNW Visitor Center, Casper's Regional Park 126 Comment
  IRVC29777  Cirsium vulgare Mark A. Elvin, Steve Boyd, A. C. Sanders, D. Kelch, Larry Hendrickson 2006-12-8 5287 San Diego Palomar Mtn; Palomar Mtn State park; Upper Doane Valley SE of lake throughout middle of meadow. Peninsular Ranges 1433 Comment
  IRVC9095  Cirsium vulgare J. Turner 1966-3-9 35 Orange Warner Street. Huntington Beach Comment
  JEPS108937  Cirsium vulgare Lowell Ahart 2006-11-9 13255 Tehama Open meadow area west of the dirt road, just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS111724  Cirsium vulgare D. G. Kelch 2004-7-9 04 .298 Contra Costa Crockett - Carquinez Scenic Drive Just west of Pt. Costa 60 Comment
  JEPS115510  Cirsium vulgare Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16306 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of 1493 Comment
  JEPS115722  Cirsium vulgare Lowell Ahart 2009-8-3 16262 Butte On the east side of the dirt road which is Ten Mile House Road, Upper Bidwell Park, about 3/4 mile (air) west of Highway 32, about 10 miles northeast of Chico 236 Comment
  JEPS119724  Cirsium vulgare Lowell Ahart 2012-6-28 18245 Butte About 30 yards south of Vallombrosa Avenue on the north side of Big Chico Creek, northeast of Sycamore Pool, Lower Bidwell Park, Chico. Comment
  JEPS21773  Cirsium vulgare John H. Thomas 1953-7-29 3562 Santa Cruz between Big Basin Boulder Creek (near Hilton Airport) 243 Comment
  JEPS26048  Cirsium vulgare Lewis S. Rose 1960-9-24 60121 Mariposa Crane Flat Yosemite National Park, Crane Flat 1889 Comment
  JEPS27695  Cirsium vulgare Ernest C. Twisselmann 6350 San Luis Obispo Grant's Lake, e San Luis Obispo County, Western San Joaquin Valley Western San Joaquin Valley, Temblor Range, Grant's Lake 594 Comment
  JEPS30636  Cirsium vulgare Peter H. Raven and Henry J. Thompson 1959-9-27 14521 Ventura nw side Lake Sherwood; Santa Monica Mountains, Lake Sherwood 291 Comment
  JEPS31103  Cirsium vulgare Ernest C. Twisselmann 1961-7-27 6453 Kern near Borel Intake (Isabella Lake bed); Sierra Nevada, Isabella Lake 784 Comment
  JEPS45227  Cirsium vulgare Perry Allen 1961-8-17 Stanislaus vicinity of La Grange Comment
  JEPS59241  Cirsium vulgare W. L. Jepson 1939-8-8 19369 Plumas Quincy 1051 Comment
  JEPS59242  Cirsium vulgare R. F. Hoover 247 Stanislaus Modesto Comment
  JEPS59243  Cirsium vulgare R. F. Hoover 1935-7-13 247 Stanislaus Modesto Comment
  JEPS59244  Cirsium vulgare Lincoln Constance 1934-6-11 853 Humboldt Bull Cr. road to Dyerville; Bull Creek Region, South Fork Eel River, Lower Look Prairie Comment
  JEPS59245  Cirsium vulgare F. H. Frost 1925-7-11 19 Modoc 2 mi above Cedarville (Cedar Canyon campsite); Cedar Canyon Comment
  JEPS59246  Cirsium vulgare Mrs. E. L. Mossman 1931-2-10 26 Alameda Strawberry Canyon Berkeley Hills, Strawberry Canyon Comment
  JEPS59247  Cirsium vulgare W. L. Jepson 1894-9-1 Alameda Berkeley Comment
  JEPS59312  Cirsium vulgare W. L. Jepson 1936-8-12 17890 Humboldt Philipsville South Fork Eel River, Philipsville Comment
  JEPS60837  Cirsium vulgare Ernest Brown 1969-7-23 San Luis Obispo hills w Palo Prieta Canyon (Lucy Brown Place) Comment
  JEPS64613  Cirsium vulgare Ernest C. Twisselmann 1970-9-17 17504 San Luis Obispo hills at the head Palo Prieta Canyon; Temblor Range, Western San Joaquin Valley, Palo Prieta Canyo 685 Comment
  JEPS71807  Cirsium vulgare Gladys L. Smith 1963-7-28 2442 El Dorado roadside meadow at Echo Summit (U.S. 50) 2194 Comment
  JEPS75543  Cirsium vulgare P. F. Yorks 1974-8-10 363 Contra Costa ca. 1.8 km. s Bear Creek Road (on Hampton Road in Hampton Road Natural Natural Reserve, n of Briones Reservoir); Hampton Road Natural Reserve 180 Comment
  JEPS75715  Cirsium vulgare L. R. Heckard 1974-9-9 3841 Colusa just se Foutch Camp; Snow Mt. 1920 Comment
  JEPS99109  Cirsium vulgare C. B. Hardham 1958-9-22 3976 San Luis Obispo San Bernardo Creek Comment
  JEPS99955  Cirsium vulgare A. Langston 2003-7-28 AL 75 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JROH634  Cirsium vulgare John H. Thomas 1964-11-15 10526 San Mateo Jasper Ridge Biological Preserve, Stanford University; along road at edge of Searsville Lake Comment
  JROH635  Cirsium vulgare John H. Thomas 1970-7-5 15670 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH636  Cirsium vulgare John H. Thomas 1970-7-5 15670 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH637  Cirsium vulgare John H. Thomas 1973-6-15 16841 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH639  Cirsium vulgare John H. Thomas 1974-8-3 17499 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH640  Cirsium vulgare John Hunter Thomas 1977-6-16 18799 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH641  Cirsium vulgare John Hunter Thomas 1983-7-7 22813 San Mateo Jasper Ridge Biological Preserve, Stanford University; near low-flow crossing Comment
  JROH643  Cirsium vulgare John Hunter Thomas 1992-7-24 25387 San Mateo Jasper Ridge Biological Preserve, Stanford University; near boat ramp Comment
  OBI13084  Cirsium vulgare Hans Wigenburg 1977-8-11 24 San Luis Obispo Cal poly campus Comment
  OBI16716  Cirsium vulgare Robert F. Hoover 1965-9-18 9576 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  OBI16717  Cirsium vulgare Vincent Lazaneo 1968-11-27 12 San Luis Obispo S of San Luis Obispo on hwy 101, 1/2 I W on Madonna Inn rd Comment
  OBI31115  Cirsium vulgare Julie M. Vanderwier 1978-5-28 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI31970  Cirsium vulgare David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14420 San Luis Obispo N of San Simeon alongridge just S of Arroyo de la Cruz Comment
  OBI39953  Cirsium vulgare David J. Keil, Eric Wise 1983-8-30 17916 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI51384  Cirsium vulgare Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .24 San Luis Obispo San Simeon State Park. W sect of park Comment
  OBI51478  Cirsium vulgare Larry Kelly 1991-6-22 543 Santa Cruz Soquel Demonstration State forest off of Highland Ave Comment
  OBI55032  Cirsium vulgare David J. Keil 1991-10-26 22637 Santa Barbara Vandenberg Air Force base, North base. barka slough, near eastern boundary of base along san antonio creek. areas of freshwater marsh, riparian woodland, and salt-marsh meadow. Comment
  OBI57079  Cirsium vulgare Danielle DeRome 1994-6-4 649471 San Luis Obispo In the dry Brizzolara Crk bed where the water disappears underground. At the base of the hill where the Ecological Study Area is located Comment
  OBI72936  Cirsium vulgare David J. Keil 1993-5-21 24074 San Luis Obispo Nipomo Dunes Preserve. Oso Flaco Lake Area. From Oso Flaco Parking area to beach North of Oso Flaco Creek Comment
  OBI74600  Cirsium vulgare David J. Keil 1992-1 23386 El Dorado Circa 11 km due south of Placerville near intersection of Sand Ridge Rd and Dawn Rose Ln. 600 Comment
  OBI79033  Cirsium vulgare David J. Keil 2013-8-22 31905 San Luis Obispo Morro Bay State Park. Between 1743 and 1800 Turri Road (from 35.330341 deg. , -120.812458 deg. to 35.327170 deg. , -120.808337 deg. ) 9 Comment
  OBI80413  Cirsium vulgare David J. Keil 1978-8-10 12960 San Luis Obispo Top of Cuesta Ridge, west side, between Cuesta Botanical Area and end of paved road. 770 Comment
  POM308514  Cirsium vulgare Henry J. Ramsey, Henry J. Ramsey 1940-8-27 3183 Tuolumne Halfway between Sonora Pass and Douglas Station. Comment
  POM319703  Cirsium vulgare Patricia Wilder 1962-8-23 2380 Santa Cruz Felton, just west of old covered bridge; Santa Cruz Mt. Range, Monterey Bay drainage area 137 Comment
  POM320504  Cirsium vulgare Patricia Wilder 1970-10-30 4831 Riverside Road on south side of Prado Flood Control Basin on east side of Prado Dam. About 1/2 mile east of dam tender's residence. Santa Ana River Drainage Area. East of Chino Hills. 152 Comment
  POM53844  Cirsium vulgare Roxana Stinchfield 1915-10-15 103 Tuolumne Road near Jamestown Comment
  RSA0024629  Cirsium vulgare Duncan S. Bell, Caitlin Elam 2013-6-24 5283 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA0036757  Cirsium vulgare Carol Zuck 1981-2-27 60 Los Angeles W.[West] Covina. I-10 Fwy. between Barranca and Grand [Ave.] Off-ramps-east on the fwy. Comment
  RSA0065941  Cirsium vulgare LeRoy Gross, Duncan S. Bell, Nick J. Jensen 2015-3-17 6724 Ventura Ormond Beach at end of McWane Blvd., west of Arcturus Ave. South of Port Hueneme, Oxnard. 3 Comment
  RSA0068449  Cirsium vulgare R. G. Swinney 2010-9-9 13780 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA0074553  Cirsium vulgare Erika M. Gardner, Jennifer Pilapil 2013-8-8 451 Kern Unmarked Spring. 2009 Comment
  RSA0074554  Cirsium vulgare Erika M. Gardner, Jennifer Pilapil 2013-8-9 464 Kern Near McIvers cabin, near established campsite, north of the Cabin. 2038 Comment
  RSA0107312  Cirsium vulgare Jon P. Rebman, W. Schmidtmann, G. Kenney 2016-4-10 31471 San Diego Camp Pendleton: northwestern portion of Base; just west of I-5 between Basilone Rd. exit & Las Pulgas Rd. exit; State Park lease lands to the south of the San Onofre Nuclear Generating Station (SONGS). 30 Comment
  RSA0121192  Cirsium vulgare Duncan S. Bell, LeRoy Gross 2016-8-10 10117 San Bernardino San Gorgonio Wilderness area; collecting in steep hills between Lost Creek and Fish Creek, approximately 2.25 air miles northwest of the summit of Grinnell Mountain. 2202 Comment
  RSA0121602  Cirsium vulgare Duncan S. Bell, Andrew Chambers 2016-8-11 10144 San Bernardino San Gorgonio Wilderness area; West Fork of Barton Creek, in the vicinity of the wilderness boundary, approximately 0.4 air mile south of Jenks Lake Road. 2139 Comment
  RSA155541  Cirsium vulgare L. S. Rose 1960-9-24 60121 Mariposa Crane Flat, Yosemite National Park 1890 Comment
  RSA160889  Cirsium vulgare Peter H. Raven 1961-10-1 16783 Los Angeles San Gabriel Mountains: upper Evey Canyon 854 Comment
  RSA18145  Cirsium vulgare C. B. Wolf 1927-8-22 803 Humboldt Big Lagoon. Comment
  RSA18261  Cirsium vulgare C. B. Wolf 1926-7-2 462 Santa Clara Stanford University. Comment
  RSA184137  Cirsium vulgare I. L. Wiggins 1965-11-3 20311 Orange Margin of orange grove, east side of California State College at Fullerton campus, near Placentia Ave., Fullerton Comment
  RSA226109  Cirsium vulgare R. F. Thorne 1971-7-7 40851 San Bernardino San Gabriel Mountains, San Bernardino National Forest: Mouth of Day Canyon 884 Comment
  RSA234513  Cirsium vulgare James Henrickson 1970-7-25 5066 Orange 2 miles N of Huntington Beach along NE margin of Bolsa Chica Salt March. 0 Comment
  RSA370864  Cirsium vulgare R. F. Thorne 1985-7-18 61280 Riverside De Luz; Arroya near Murrieta-Guava St. roads, a few miles S of Murrieta 385 Comment
  RSA439200  Cirsium vulgare M. B. Dunkle 1931-7-18 2509 Alameda Strawberry Canyon, Berkeley; San Francisco Bay [region]. Comment
  RSA439205  Cirsium vulgare L. C. Wheeler 1934-7-5 2882 Siskiyou Deer Creek, Sterling Mt., Siskiyou Mts 1524 Comment
  RSA522323  Cirsium vulgare Steve Boyd 1990-2-3 3817 Los Angeles just W of mouth of San Antonio Canyon. Comment
  RSA557323  Cirsium vulgare Julie Greene, Scott D. White 1993-7-5 1390 Riverside San Jacinto Wildlife Area, On raised wet area, west of dirt road. 445 Comment
  RSA571291  Cirsium vulgare Steve Boyd, Darin L. Banks 1994-4-5 8271 Riverside San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potreto, along the Lucas Canyon Trail. 732 Comment
  RSA572882  Cirsium vulgare D. L. Banks, Steve Boyd 1994-9-29 0003 San Diego NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness. E slope of Agua Tibia Mtn., W of Arroyo Seco Drainage, along the Crosley Trail 979 Comment
  RSA573434  Cirsium vulgare Steve Boyd, Timothy S. Ross 1994-9-14 8341 Riverside Southern Santa Ana Mtns, San Mateo Canyon wilderness area of Cleveland National Forest, Southwestern edge of the Oak flat area, 0.5 miles S of Serrano Spring. 732 Comment
  RSA587191  Cirsium vulgare Scott D. White 1995-12-5 3769 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  RSA594503  Cirsium vulgare D. L. Banks, Rashmi Pant 1996-5-13 1015 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; In a small spring in oak woodland, approximately 1 km E of the Dripping Springs Guard Station, S of Hwy. 79 536 Comment
  RSA594504  Cirsium vulgare D. L. Banks, Rashmi Pant 1996-5-13 1015 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; In a small spring in oak woodland, approximately 1 km E of the Dripping Springs Guard Station, S of Hwy. 79 536 Comment
  RSA596702  Cirsium vulgare Steve Boyd, Lauren Raz 1996-9-24 8930 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  RSA596925  Cirsium vulgare Scott D. White 1995-5-9 3007 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  RSA59828  Cirsium vulgare E. K. Balls 1950-9-15 15845 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  RSA598913  Cirsium vulgare R. G. Swinney 1989-8-9 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. E side of Big Dalton debris basin spillway. 365 Comment
  RSA600186  Cirsium vulgare L. C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  RSA600902  Cirsium vulgare L. C. Wheeler 1967-10-14 s.n. San Bernardino Lone Pine Canyon, Clyde Ranch. Comment
  RSA603324  Cirsium vulgare Scott D. White 1997-5-21 5189 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA608381  Cirsium vulgare L. C. Wheeler 1933-7-12 1932 Los Angeles Mouth of San Antonio Canyon, San Gabriel Mts. 731 Comment
  RSA614984  Cirsium vulgare L. C. Wheeler 1968-4-13 s.n. Los Angeles Bluebird Truck Trail 449 Comment
  RSA618450  Cirsium vulgare Mary DeDecker 1970-8-21 2566 Inyo Sierra Nevada: Parker Ranch; South Fork of Oak Creek. 1554 Comment
  RSA620159  Cirsium vulgare L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Foster Ranch, Sycamore Canyon. South slope Johnstone Peak 731 Comment
  RSA639149  Cirsium vulgare L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon Comment
  RSA640238  Cirsium vulgare L. C. Wheeler 1967-9-15 10773 San Bernardino San Gabriel Mts.: Glen Ranch, Lytle Creek [Sportsman] Park Comment
  RSA643264  Cirsium vulgare R. D. Goeden, D. W. Ricker 1972-5-19 s.n. Los Angeles San Jose Hills: Bonelli Regional Park, S of Puddingstone Reservoir, along Via Verde 1/2 mile east of 210 Freeway, between Pomona and San Dimas 305 Comment
  RSA643430  Cirsium vulgare R. D. Goeden, D. W. Ricker 1965-7-7 s.n. Orange Puente Hills: Brea Blvd. at Tonner Cyn Rd. confluence of Brea and Tonner Canyons, NE edge of Brea 146 Comment
  RSA644640  Cirsium vulgare Scott D. White 1993-5-13 1386 San Bernardino San Bernardino Mountain Foothills: Badger Canyon. 671 Comment
  RSA682555  Cirsium vulgare Michael Honer 2001-7-22 1260 Mono Glass Mountain Region: Upper Owens River; streamside appx. 750m E of FS Rd. 2S04 and Big Springs Campground. 2183 Comment
  RSA688036  Cirsium vulgare Michael Honer 2001-9-28 1577 Mono Along FS Rd. 3S01, appx. 500m W of Watterson Troughs. 2320 Comment
  RSA688796  Cirsium vulgare Michael Honer 2001-8-26 1517 Mono Baxter Spring; appx. 1km S of Hwy 120. 2341 Comment
  RSA689655  Cirsium vulgare D. York 2000-9-8 2475 Mono Inyo National Forest, Ca 6.6 km W of White Mtn. Peak, Lone Tree Creek (perennial) Comment
  RSA706674  Cirsium vulgare J. P. Rebman, A. Pigniolo, R. Cerutti 2002-8-2 8226 San Diego El Capitan Reservoir, southeast end where Conejos Creek dumps into the lake; southeast of El Cajon Mountain, northwest of Alpine and north I-8 at Peutz Valley 230 Comment
  RSA708171  Cirsium vulgare Scott D. White, Angelia Carey 2004-5-7 10337 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  RSA710731  Cirsium vulgare Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1351 Los Angeles Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  RSA734911  Cirsium vulgare A. C. Sanders, Fred M. Roberts 2008-6-17 35459 Orange Lomas de Santiago, Hicks Canyon Haul Road 0.5 mi. east of the Foothill Transportation Corridor 244 Comment
  RSA737351  Cirsium vulgare Justin M. Wood 2008-9-19 134 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  RSA740254  Cirsium vulgare Scott D. White, Justin M. Wood 2008-7-9 12410 Riverside San Jacinto Mountains: Johnson Meadow 1415 Comment
  RSA740908  Cirsium vulgare Naomi Fraga, Elizabeth A. Kempton 2008-8-7 2621 San Bernardino Santa Ana River, near Seven Oaks. 1555 Comment
  RSA741404  Cirsium vulgare Orlando Mistretta 2008-6-25 3347 San Bernardino Santa Ana River Canyon. Glass Road about 1 mile east of Seven Oaks. 1610 Comment
  RSA747220  Cirsium vulgare K. M. Meyer, A. Townesmith 2007-9-22 231 Madera Sierra National Forest, 0.4 mi. on FS6572, at the corner with 65402, off route 10, Sky Ranch. 1626 Comment
  RSA748871  Cirsium vulgare Justin M. Wood, Dustin M. Ray 2009-8-27 1274 San Bernardino Wildhorse Creek from Hwy 38 up canyon +/- 1.5 miles to unnamed canyon to NW. 1966 Comment
  RSA752210  Cirsium vulgare Justin M. Wood, J. D. England 2009-7-29 1234 San Bernardino Cienega Seca Creek, between Heart Bar Campground (Fish Creek Trail) and 7,000 ft. 2095 Comment
  RSA752637  Cirsium vulgare Justin M. Wood, J. D. England 2009-7-27 1201 San Bernardino Chino Hills State Park. McDermont Spring. 351 Comment
  RSA752816  Cirsium vulgare A. C. Sanders, Fred M. Roberts 2008-8-7 36000 Orange Weir Canyon at powerline crossing, 1.0 mi. (air) SSE of Walnut Canyon Reservoir 226 Comment
  RSA752941  Cirsium vulgare Naomi Fraga, Jessica R. Corbett 2009-7-22 3129 San Bernardino Santa Ana River just south of Seven Oaks Road, ca. 1.2 mile east of Seven Oaks Resort. 1585 Comment
  RSA752987  Cirsium vulgare Naomi Fraga, Nathan Dean, Jordan Rainbow 2009-7-21 3117 San Bernardino Santa Ana River near San Ana River Road, east of Rattlesnake Creek. 1860 Comment
  RSA756147  Cirsium vulgare R. G. Swinney 2008-7-13 9185 Los Angeles San Dimas Experimental Forest, east fork of Bell Canyon at debris basin 756 Comment
  RSA764648  Cirsium vulgare Justin M. Wood, Dustin M. Ray 2010-8-24 2429 San Bernardino Upper Santa Ana River Watershed: Barton Flats, Will J. Reid Boy Scout Camp (Camp Tahquitz). 1938 Comment
  RSA765010  Cirsium vulgare Thomas Stoughton, Jennifer Pilapil, Kathleen Ashbaker 2010-8-2 471 San Bernardino Santa Ana River Watershed, Sugarloaf meadow 2058 Comment
  RSA765152  Cirsium vulgare Michael Honer 2010-8-6 3664 San Bernardino SBNF: Upper Santa Ana River Watershed. Along Santa Ana River about 0.5 mi. W of Burro Flats. Between river and FS Road 1N45, near Camp Vallani. 1750 Comment
  RSA780212  Cirsium vulgare Naomi Fraga, Joshua Paolini, Lucila Reccia 2010-8-19 3737 San Bernardino Along Santa Ana River Road near the entrance to Camp Crazzy Wasewagan 1768 Comment
  RSA795205  Cirsium vulgare Jane Tirrell 2012-8-3 LS 0142 Los Angeles Below Pacific Crest Trail approx. 0.3 mi. northwest of Mt. Hawkins 2487 Comment
  RSA796200  Cirsium vulgare Duncan S. Bell, Joella Adkins 2012-7-31 3970 A San Bernardino San Bernardino National Forest; north side of Big Bear Lake, just southwest of the junction of Highway 38 and Highway 18, about 1 air mile southeast of the Big Bear Discovery Center. 2061 Comment
  RSA798301  Cirsium vulgare J. P. Rebman, W. Schmidtmann, G. Kenney, J. Martin 2012-4-18 23260 San Diego Camp Pendleton: vicinity of the sewage ponds just west of the intersection of Stuart Mesa Road and Vandergrift Blvd. South of the Santa Margarita River. 5 Comment
  RSA824  Cirsium vulgare E. R. Johnson 1928-8-23 1122 Mendocino Albion Comment
  SBBG106587  Cirsium vulgare S. A. Junak 1994-5-17 SR 665 Santa Barbara Cherry Cyn just below first major fork in cyn 48 Comment
  SBBG106701  Cirsium vulgare S. A. Junak 1991-2-17 SR 329 Santa Barbara lower portion of Canada Lobos, N of Smith Hwy, just downstream from first major fork N of wooded area 67 Comment
  SBBG106741  Cirsium vulgare S. A. Junak 1992-6-15 SR 523 Santa Barbara mouth of Old Ranch House Cyn 7 Comment
  SBBG107770  Cirsium vulgare S. A. Junak 1998-8-31 SR 818 Santa Barbara Arlington Cyn, just upstream from large confluence in cyn, ca. 0.45 mi ESE of Pk 683 103 Comment
  SBBG109865  Cirsium vulgare C. B. Hardham 1958-9-22 3977 San Luis Obispo Cuesta Cypress forest Comment
  SBBG109866  Cirsium vulgare C. B. Hardham 1958-7-1 3747 San Luis Obispo South Fk of Old Crk Comment
  SBBG109867  Cirsium vulgare C. B. Hardham 1958-9-22 3976 San Luis Obispo head of San Bernardo Crk Comment
  SBBG111387  Cirsium vulgare E. Painter, M. Andrews 1996-7-5 HL 2854 Monterey tributary of Oro Fino Cyn, ca. 1 km S of stream in Oro Fino Cyn, ca. 4.8 km nearly E of Lower Stony Reservoir; Ft Hunter Liggett 500 Comment
  SBBG117150  Cirsium vulgare S. Chaney -May-1995 Santa Barbara Jackass Flats, upper E headwaters of dry lake Comment
  SBBG117227  Cirsium vulgare D. Richards 1995-5-18 DR- 2 Santa Barbara just E of hill separating Skunk Pt from Old Ranch Cyn Comment
  SBBG120279  Cirsium vulgare R. Burgess, P. Munro 1999-7-9 3469 Ventura junction of Pothole Trail with Lake Piru Rd 335 Comment
  SBBG121146  Cirsium vulgare R. Burgess, P. Munro 1997-9-19 2580 Ventura Reyes Crk flood plain at Lockwood Valley Rd 1158 Comment
  SBBG122182  Cirsium vulgare D. H. Wilken 2008-8-21 17846 Santa Barbara large swale NW of and near jct of Rhea and Perigee rds; Vandenberg Air Force Base 48 Comment
  SBBG122208  Cirsium vulgare D. Wilken with R. Muller 2008-8-13 17834 Santa Barbara NE area of slough near mouth of Santa Ynez River, ca. 2 km NE of Surf; Vandenberg Air Force Base Comment
  SBBG126422  Cirsium vulgare S. A. Junak 1992-10-9 SR 536 Santa Barbara lower portion of Canada Lobo, downstream from road crossing and just N of new NPS fenceline 36 Comment
  SBBG126426  Cirsium vulgare S. A. Junak 1996-6-28 SR 724 Santa Barbara W end of Bechers Bay, on E side of Carrington Pt Peninsula, at mouth of large cyn just N of hay field at Northwest Anchorage 6 Comment
  SBBG126431  Cirsium vulgare S. A. Junak 1996-6-27 SR 708 Santa Barbara NE portion of island, at head of gully draining into E fork of Windmill Cyn, about 1.1 mi WSW of NPS trailers at Bechers Bay 143 Comment
  SBBG126440  Cirsium vulgare S. A. Junak with K. Kirkland 2000-4-26 SM 6566 Santa Barbara ca. 0.48 mi S of summit of Green Mtn, just NW of NPS Vegetation Transect 4 182 Comment
  SBBG126601  Cirsium vulgare S. A. Junak 1996-6-27 SR 707 Santa Barbara NE portion of island, on ridge between Cherry and Windmill cyns, about 0.9 mi SW of NPS trailers at Bechers Bay 134 Comment
  SBBG129887  Cirsium vulgare S. A. Junak, I. Williams 2000-6-8 6609 Santa Barbara S side of Point Bennett trail, ca. 0.55 mi SSW of summit of Green Mtn 182 Comment
  SBBG129928  Cirsium vulgare S. A. Junak 2002-4-24 SR 985 Santa Barbara Pocket Field 128 Comment
  SBBG130118  Cirsium vulgare S. A. Junak 2002-3-20 SC 4370 Santa Barbara E of Orizaba Rock, W of Olsen's Cave 18 Comment
  SBBG130452  Cirsium vulgare S. A. Junak 2002-5-16 SC 4418 Santa Barbara rd to watertank, ca. 1.38 mi E of Christi Ranch, E of Christi barn and air strip, just N of Valley Rd 73 Comment
  SBBG18725  Cirsium vulgare E. R. Blakley 1962-10-5 5466 Los Angeles near cattle corral, Middle Ranch Crk between mouth of Cape Cyn and its head 228 Comment
  SBBG21930  Cirsium vulgare D. Myrick 1964-7-27 981 Mendocino Redwood Hwy, US Hwy 101, ca. 10 mi N of Leggett 304 Comment
  SBBG25858  Cirsium vulgare D. Myrick 1966-8-16 1579 Humboldt Prairie Crk Redwoods State Park 152 Comment
  SBBG31227  Cirsium vulgare R. F. Thorne 1966-9-14 36627 Los Angeles Middle Ranch, Middle Ranch Cyn 198 Comment
  SBBG32483  Cirsium vulgare H. M. Pollard 1968-6-11 Ventura Southern Pacific Railroad right-of-way near Valley Meadow Drive Comment
  SBBG38604  Cirsium vulgare E. Brown 1969-7-23 San Luis Obispo Lucy Brown Place, W of Palo Prieto Cyn Comment
  SBBG38989  Cirsium vulgare H. M. Pollard 1963-10-10 Ventura W end of Matilija Lake, Matilija Cyn Comment
  SBBG39668  Cirsium vulgare H. M. Pollard 1970-8-18 Ventura E side of San Antonio Crk, ca. 0.25 mi downstream from Royal Oaks Dairy; Ojai Comment
  SBBG41006  Cirsium vulgare H. M. Pollard 1962-10-10 Ventura San Antonio Crk Rd, Royal Oaks Dairy Comment
  SBBG50341  Cirsium vulgare E. Cummings 1975-6-26 San Francisco SE Farallon island, just N of Carpenter Shop Comment
  SBBG54769  Cirsium vulgare D. E. Breedlove 1961-12-31 1435 Marin rd to Pt Reyes, 13 mi W of Inverness 18 Comment
  SBBG54808  Cirsium vulgare L. Hayden 1969-5-19 31 Los Angeles Pomona College Wash 335 Comment
  SBBG65939  Cirsium vulgare R. Hoffmann 1931-7-19 Monterey Big Sur Comment
  SBBG65940  Cirsium vulgare R. Hartwell 1938-8-3 103 Humboldt near Weott Comment
  SBBG65957  Cirsium vulgare R. Hoffmann 1931-8-27 Inyo Big Pine Crk 1280 Comment
  SBBG7972  Cirsium vulgare C. B. Hardham 1958-9-22 3977 San Luis Obispo Cuesta Comment
  SBBG7974  Cirsium vulgare C. B. Hardham 1958-9-22 3976 San Luis Obispo headwaters of San Bernardo Crk Comment
  SBBG80960  Cirsium vulgare C. F. Smith 1975-7-17 10926 Santa Barbara freshwater marsh on Price Cyn, NE of Los Alamos [Price Ranch Rd] Comment
  SBBG91277  Cirsium vulgare S. A. Junak 1989-9-14 SC 1444 Santa Barbara middle portion of 3-forked cyn which drains into ocean between Cueva Valdez and Arch Rock 152 Comment
  SBBG91624  Cirsium vulgare T. J. Ayers, S. A. Junak, R. Scott 1989-9-12 794 Santa Barbara north shore, first drainage W of Profile Pt Comment
  SBBG93781  Cirsium vulgare S. A. Junak 1990-7-12 4394 San Luis Obispo near W end of Cuesta Ridge Botanical Area, along powerline access Rd on E side of W Cuesta Ridge Rd, ca. 5.9 mi W of US Hwy 101 722 Comment
Read comments May 13 2013
  SBBG93973  Cirsium vulgare C. F. Smith 1951-3-28 2918 Santa Barbara S of rd to Surf, ca. 2 mi W of Lompoc Comment
  SBBG93989  Cirsium vulgare S. A. Junak 1990-7-13 4413 San Luis Obispo near N edge of Cuesta Ridge Botanic Area, powerline access rd, in small cyn between first and second high voltage tower E of Cuesta Ridge Rd, ca. 1.3 rd mi S of Tassajera Crk Rd 548 Comment
  SBBG94477  Cirsium vulgare C. F. Smith 1973-8-31 10652 Santa Barbara Price Cyn Rd, NE of Los Alamos [Price Ranch Rd] Comment
  SBBG94658  Cirsium vulgare C. F. Smith 1966-5-2 9204 Ventura near crk crossing in middle Cherry Crk Cyn, off St Hwy 33 in upper Sespe Comment
  SBBG94659  Cirsium vulgare C. F. Smith 1968-8-6 10136 Ventura mouth of Santa Clara River Comment
  SBBG94660  Cirsium vulgare C. F. Smith 1973-8-31 10651 Santa Barbara Price Cyn, NE of Los Alamos, in dried parts of marsh [Price Ranch Rd] Comment
  SD113209  Cirsium vulgare Darley F. Howe 1977-10-9 5007 Marin Point Reyes south of Inverness. Comment
  SD121850  Cirsium vulgare H. M. Pollard 1965-8-28 Ventura Near entrance of Royal Oaks Dairy, San Antonio Creek Road, Ojai. Comment
  SD143565  Cirsium vulgare R. D. Goeden, D. W. Ricker 1972-5-19 Los Angeles San Jose Hills: Bonelli Regional Park, south of Puddingstone Reservoir, along Via Verde, 0.5 mile east of 210 Freeway, between Pomona and San 305 Comment
  SD143566  Cirsium vulgare R. D. Goeden, D. W. Ricker 1965-7-7 Orange Puente Hills: Brea Blvd. at Tonner Canyon Road, confluence of Brea and Tonner Canyons, northeast edge of Brea. 146 Comment
  SD152683  Cirsium vulgare Dave Silverman, Varanus Biological Services 1999-11-13 422 San Diego Lower Sweetwater River, Dept. of Public Works mitigation site adjacent to Bonita Road, 60 acre area west of Willow St., open sandy terrace 15 Comment
  SD154957  Cirsium vulgare Jeremy Buegge 2004-2-20 1194 San Diego San Diego, Lightwave Ave & Overland Dr (SW corner) 430 Comment
  SD156124  Cirsium vulgare Mark Mendelsohn, Anita Herring 2002-8-22 24 San Diego Santa Ysabel Ranch Open Space Preserve (East property), bordered to the west by SR-79, the north by the Santa Ysabel Indian Reservation, the east by Volcan Mountain Volcan Mountain Open Space Preserve, and to the south by the town of Wynola. 1150 Comment
  SD156467  Cirsium vulgare Jon P. Rebman, A. Pigniolo and R. Cerutti 2002-8-2 8226 San Diego El Capitan Reservoir, southeast end where Conejos Creek dumps into the lake; southeast of El Cajon Mountain, northwest of Alpine and north I-8 at Peutz Valley 230 Comment
  SD158809  Cirsium vulgare Jerilyn Hirshberg 2004-7-31 797 San Diego southeastern edge of Inaja picnic area on Highway 78/79 between Santa Isabel and Wynola 1000 Comment
  SD160406  Cirsium vulgare Jeannie Gregory, M. A. Kessler, J. Barth, W. Sangkatavat 2004-8-20 1112 San Diego Lake Sutherland; off of Highway 78; eastern edge at Santa Ysabel Creek inlet 616 Comment
  SD162598  Cirsium vulgare Robert Lauri 2003-7-22 545 San Diego South of Palomar State Park. North side of Hwy S6, near mile marker 45, ca. 4.1 miles north of junction with Hwy 76. 1289 Comment
  SD164317  Cirsium vulgare Jon P. Rebman, J. Gregory, K. Rich, & M. Elvin 2003-9-30 9537 San Diego Otay Mountain Ecological Reserve (California Dept. of Fish & Game): Southeast of Otay Lake; approx. 1 mile south of Otay Lakes Road; around a small pond on east side of reserve 239 Comment
  SD164318  Cirsium vulgare Jon P. Rebman, Jeannie Gregory 2003-7-25 9427 San Diego Rancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; pond east of Jamul Creek and old cement kiln 224 Comment
  SD166914  Cirsium vulgare Jon P. Rebman, J. Gregory & parabotany team 2004-8-20 10703 San Diego Lake Sutherland: north of Hwy. 78 between Ramona and Santa Ysabel; southeast end of lake 600 Comment
  SD167854  Cirsium vulgare Jeannie Gregory, John Gregory 2005-7-9 1764 San Diego Double S Ranch, N of Angel Mountain Road, 11 mi NW of Santa Ysabel, 2 mi W of Lake Henshaw, 4 mi E of Pine Mountain summit 1210 Comment
  SD167855  Cirsium vulgare Beverly Pecunia 2005-7-31 4 San Diego NE of the city of Escondido, N shore Lake Wohlford, SW end of the boat dock parking lot near the boat rental 458 Comment
  SD172924  Cirsium vulgare David Woelfel, June Woelfel 2005-8-22 15 San Diego N of Daily Rd along dirt spur Rd, 0.7 mile S of County line, 1.2 miles N of Ross Lake, 4.5 miles NW of the City of Fallbrook on BLM land. 388 Comment
  SD173225  Cirsium vulgare Virginia Moran 2004-6-19 San Diego Wetlands of Santa Ysabel Preserve, Julian. (IPB 4/07) 1164 Comment
  SD173379  Cirsium vulgare Andrew C. Sanders 2004-7-9 28461 San Diego Palomar Mtn., DFG Plaisted Creek Ecological Reserve, NE of Rincon and Pauma Valley, between Plaisted Creek and Hwy 76, SE lobe of reserve in vicinity of residences abandoned in 1996 701 Comment
  SD174469  Cirsium vulgare Beverly Pecunia, Mary Ann Brooks-Gonyer 2005-11-6 41 San Diego NE Escondidio, NE section of Lake Wohlford, along trail that parallels the North shore, Ao to I(c) mile E of East Parking Lot. 458 Comment
  SD174470  Cirsium vulgare Melvin M. Sweet, Bonnie Bruce 2005-9-16 206 San Diego Cuyamaca State Park. Near the Cold Stream Trail, E of Hwy 79, about 1/4 mile SE of the West Mesa parking area, 1.5 mi SE of Park Headquarters. 1277 Comment
  SD175318  Cirsium vulgare Jon P. Rebman, J. Gregory, M. Mulligan, & J. Barth 2005-8-13 12222 San Diego San Vicente Reservoir: North of Lakeside, east of Hwy. 67, northeast of intersection between Moreno Ave. and Vigilante Road; west side of reservoir in the first cove north of the boat landing 195 Comment
  SD175712  Cirsium vulgare Jon P. Rebman, M. Mulligan, K. Rich, M. White & J. Stallcup 2005-9-11 12314 San Diego Long Portrero area: NE of Tecate, SW of Morena Reservoir; ca. 3 miles N of Hwy. 94 and north of Portrero Valley Road on a dirt road; vicinity of a small pond 740 Comment
  SD175941  Cirsium vulgare Jim Lightner 2005-9-8 278 San Diego E of Alpine, Bell Bluff Truck Trail, ca. 3 miles west of Japatul Valley Road turn-off, S of I-8. 879 Comment
  SD177937  Cirsium vulgare Jon P. Rebman, J. Gregory and M. Mulligan 2006-10-5 12918 San Diego Lake Henshaw (Vista Irrigation District property): N side of Lake along Henshaw Truck Trail, approx. 2.2 miles NE of the junction of Hwy. 76 and E Grade Road 819 Comment
  SD178812  Cirsium vulgare Victoria Marshall 2006-5-11 213 San Diego Boulder Oaks County Park ca. 2 mi ENE of the junction of Highway 67 and Scripps Poway Parkway; S of Ramona. 449 Comment
  SD178813  Cirsium vulgare MaryAnn Brooks-Gonyer, Beverly Pecunia 2005-10-24 399 San Diego About 6.5 miles north of Escondido, on the western edge of Valley Center, 1 mi East of Hwy 395, Ao mile south of Circle R Drive, in Castle Creek Treasures housing development in a preserved riparian area N of Tobira Dr. and W of Platanus Dr. 146 Comment
  SD179848  Cirsium vulgare Jon P. Rebman, Parabotanist team 2007-5-8 13486 San Diego Barrett Lake: just south of the dam, along the bottom of the dam and on the canyon floor just east of Barrett Lake Road 459 Comment
  SD179849  Cirsium vulgare Jon P. Rebman, J. Gregory and L. Aerne-Hains 2007-7-9 13706 San Diego Lake 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 815 Comment
  SD179850  Cirsium vulgare Jon P. Rebman, P. Famolaro & Parabotany Team 2007-8-8 13829 San Diego Loveland Reservoir: S of Alpine and Japatul Valley Road; along the south shore, 1.1 air miles E of the dam located at the southeast end of the reservoir 413 Comment
  SD181964  Cirsium vulgare Richard L. Breisch, Susan L. Breisch 2006-7-1 228 San Diego Lake Morena County Park, along edge of S side of Lake Morena west of Morena Reservoir Rd. Would be in reservoir during high water years. In drainage leading to lake. 925 Comment
  SD182919  Cirsium vulgare Jon P. Rebman, J. Gregory, K. Rich, & P. Famolaro 2007-9-12 13985 San Diego Sweetwater Reservoir: east of National City and south of La Presa; vicinity of riparian zone and upland areas northeast and upstream from the east end of the reservoir 78 Comment
  SD183860  Cirsium vulgare Victoria Marshall 2006-8-18 415 San Diego Ramona Grasslands (The Nature Conservancy), Ramona; 0.8 mi NW of the intersection of Highland Valley Rd and Rangeland Rd. 420 Comment
  SD184624  Cirsium vulgare Judy Carlstrom 2006-7-8 317 San Diego Poway, ca. 1/3 mi NE of Espola Rd and Poway Rd, along Rattlesnake Creek. 195 Comment
  SD185485  Cirsium vulgare Larry Hendrickson 2006-6-25 1695 San Diego Approx. 0.3 mile northeast of Banner, on north side of State hwy. 78, below large recently constructed CalTrans drainage culvert (2005). 824 Comment
  SD187343  Cirsium vulgare Scott D. White, Angelia Carey 2004-5-7 10337 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  SD187654  Cirsium vulgare John LaGrange, Linda La Grange 2006-8-15 42 San Diego Cleveland National Forest, NW of Black Mountain, Temescal Valley creek bed, W of Lusardi Canyon Truck Trail at confluence of side creek from the east, SW of Esmeralda mine. 694 Comment
  SD187655  Cirsium vulgare Hal Goforth, Sharon Goforth 2006-6-30 18 San Diego El Cajon, canyon at end of Boyington Pl, West of Fletcher Hills and East of Grossmont College, Northeast of Navajo Rd. 199 Comment
  SD187656  Cirsium vulgare Carolyn Martus 2006-7-13 328 San Diego Bonsall, northern Bonsall Preserve land at the southern end of Ostrich Farm Creek where it meets the San Luis Rey River. 63 Comment
  SD190431 Image available Cirsium vulgare Jon P. Rebman, J. Rocks & M. Mulligan 2008-6-4 15480 San Diego Camp Pendleton Marine Corps Base: Echo Training Area in the north-central portion of base; at Case Springs around the pond 701 Comment
  SD190432  Cirsium vulgare Jon P. Rebman, M. Mulligan & D. Bieber 2008-6-25 15765 San Diego Camp Pendleton Marine Corps Base: south of Stagecoach Road and just north of the airstrip along Vandegrift Blvd.; in the Santa Margarita River bed 24 Comment
  SD190907  Cirsium vulgare Layla Aerne Hains, J. Schlachter, J. Gregory, M. Mulligan 2006-6-30 118 San Diego Town of Potrero, Hauser Mountain, Harris Ranch Rd, near old house site; ca. 3 mi N of Canyon City at Highway 94, ca. 4 mi W of Cameron Corners (inters of Hwy 94 & Buckman Springs Rd). 1099 Comment
  SD196237  Cirsium vulgare Jerilyn Hirshberg 2007-7-15 1618 San Diego Cleveland National Forest, W of Cuyamaca Mtns, Eagle Peak Road, ca 5.5 miles SW of intersection with Hwy 78 - 79 (Julian Road), .5 miles north of Eagle Peak Road, near edge of holding pond at Deadman Flat 960 Comment
  SD196238  Cirsium vulgare Whitney Meier, Kim Marsden 2007-7-20 4 San Diego Palomar Mountain State Park: Thunder Spring Trail from Doane Pond parking.Chimney Creek, Upper Doane Valley, 1 1/2 mi W of Canfield Road, N of intersection of State Park Road and Fern Meadow Road 1220 Comment
  SD196239  Cirsium vulgare Larry Hendrickson, Paul Johnson, Sonja Lane. 2007-8-9 2487 San Diego Bureau of Land Mangement. Chariot Canyon Road, 1.4 surface miles north of intersection with Mason Valley Truck Trail, 2 air miles NE of intersection Hwy 79 ans County Hwy S-1, at stream-crossing. 1088 Comment
  SD198976  Cirsium vulgare Jon P. Rebman, Karen Rich and Jerry Green 2009-6-9 18029 San Diego Cuyamaca Rancho State Park: Middle Peak; along Middle Peak Loop Fire Road in the vicinity of the water tank on the north side of the peak 1748 Comment
  SD202484  Cirsium vulgare Jon P. Rebman, L. Aerne Hains, L. Young, R. Kurner 2009-9-15 18338 San Diego Palomar Mountains: Cleveland National Forest; along a bulldozer path west of Cutca Valley Truck Trail in the northern foothills of the Palomar Mts., north of Cutca Valley 1189 Comment
  SD202485  Cirsium vulgare Jon P. Rebman, L. Aerne Hains, L. Young, R. Kurner 2009-9-15 18319 San Diego Palomar Mountains: Cleveland National Forest; along a bulldozer path west of Cutca Valley Truck Trail in the northern foothills of the Palomar Mts., north of Cutca Valley 1095 Comment
  SD204079  Cirsium vulgare Barbara Booth, Justin M. Wood and Dustin Ray 2009-7-14 207 San Diego Oak Grove. 25249 Oak Grove Truck Trail, ca. 1 mile S of its intersection with Highway 79, near confluence of Temecula Creek and Rattlesnake Creek 915 Comment
  SD205248  Cirsium vulgare Jerilyn Hirshberg 2008-7-19 1873 San Diego Cleveland National Forest, W side of Cuyamaca Mtns, 0.5 mile west of intersection of Boulder Creek Road and Cedar Creek Road, west of Eagle Peak 879 Comment
  SD205249  Cirsium vulgare Suzann M. Leininger 2007-10-6 181 San Diego Cleveland National Forest, Palomar Mountain (Birch Hill area), Observation Pointe Development, 400 feet W of Conifer Rd, 1.5 miles N of its junction with S-7 (East Grade Road). 1700 Comment
  SD207572  Cirsium vulgare Jerilyn Hirshberg 2008-9-27 1984 San Diego Cleveland National Forest, NW of Cuyamaca Mtns, about 5 miles south of intersection of Hwy 78 and 79 (Santa Ysabel), 1 mi NW of intersection of Eagle Peak Road and road to Deadman Flat 1000 Comment
  SD208678  Cirsium vulgare Larry Hendrickson 2008-8-24 3235 San Diego Cuyamaca Mountains. Cuyamaca Rancho State Park. East of intersection of State hwy. 79 and West Mesa Fire Road. East side of hwy. 79 in clearing beside West Mesa Parking. 2.0 air miles ENE of Japacha Peak, and 0.1 mile S of Cold Spring. 1299 Comment
  SD209588  Cirsium vulgare Jon P. Rebman, J. Schlachter, L. Aerne Hains, & volunteers 2010-8-14 20092 San Diego Along Cooper Cienega Truck Trail: S of the Riverside/San Diego County border and N of Chihuahua Valley Road; on Bureau of Land Management lands in the vicinity of a pond and canyon below 1200 Comment
  SD209589  Cirsium vulgare Jon P. Rebman, J. Schlachter, L. Aerne Hains, & volunteers 2010-8-15 20248 San Diego Southwest of Combs Peak: canyon off of Chihuahua/Lost Valley Road just east of Sky Oaks Field Station; on Bureau of Land Management lands 1399 Comment
  SD210697  Cirsium vulgare Margaret R. Mulligan, J. Hirshberg 2008-10-22 2643 San Diego Hauser Wilderness, Cleveland National Forest: N edge of Wilderness, in first large drainage to the NW of Stokes Valley along Skye Valley Road. Drainage begins ca. 1 mi SE on Skye Valley Road from gate to Skye Valley. 869 Comment
  SD210698  Cirsium vulgare Larry Hendrickson 2010-6-27 4925 San Diego Banner Canyon, near spring at edge of State hwy. 78 (Banner Grade). 1.5 air miles NE of Julian and 1.4 miles SSE of intersection of 78 and Wynola Road. 1070 Comment
  SD212476  Cirsium vulgare Andrew C. Sanders 2005-4-22 29673 San Diego Batiquitos Lagoon Ecological Reserve, north side of lagoon, east of the I-5 Fwy, along the trail past the nature center Quad: Encinitas 7.5A Q. Comment
  SD214124  Cirsium vulgare Nancy Nenow, Barbara Nolan 2009-7-16 684 San Diego Warner Springs Ranch, about I(c) mi NE intersection Lost Creek Road and Hwy 79, 80 yds north of highway 79 where bridge crossed dry streambed. 894 Comment
  SD215830  Cirsium vulgare Jerilyn Hirshberg 2009-8-8 2175 San Diego Cleveland National Forest, NW of Cuyamaca Mtns, 0.5 mile south of gate to McGee Flat on Eagle Peak Road, about 1.6 miles SW of intersection of Eagle Peak Road with Boulder Creek Road 1100 Comment
  SD216772  Cirsium vulgare Jon P. Rebman, John Martin and SDNHM volunteers 2011-4-27 21357 San Diego San Diego National Wildlife Refuge: southeast of Sweetwater Reservoir; west side of Mother Miguel Mountain; along a canyon and its surrounding slopes 135 Comment
  SD217562  Cirsium vulgare Jeannie Gregory, Victoria Marshall 2009-6-30 3239 San Diego Mesa Grande, Nature Conservancy (Wheatly Property), 2 miles W of Morettis Junction (Pala Road & Hwy 79) E of Mesa Grande Road, 2.5 miles S of dam at Lake Henshaw 1050 Comment
  SD219298  Cirsium vulgare Jon P. Rebman, W. Schmidtmann, G. Kenney, K. Mabb 2011-6-13 22206 San Diego Camp Pendleton: southwestern portion of Base north of the Santa Margarita River mouth; Training Area White Beach, north of the LCAC facility; along a dirt road in a wetland area on the west side of I-5 10 Comment
  SD219299  Cirsium vulgare Jon P. Rebman, W. Schmidtmann, G. Kenney, et al. 2011-6-2 22096 San Diego Camp Pendleton: southwestern corner of Base north of the Santa Margarita River mouth; Training Beach F, just south of the LCAC facility; on a coastal mesa near a parking area 7 Comment
  SD219732  Cirsium vulgare Larry Hendrickson 2009-10-18 4384 San Diego Pacific Crest Trail. ESE of Valle de San Jose (Henshaw Valley) on the N-side of the San Felipe Hills. 1.4 air miles ESE of intersection of San Felipe Valley Road (S-2) and Montezuma Valley Road (S-22), and 0.3 mile SE of intersection of trail and S-22. 1079 Comment
  SD219733  Cirsium vulgare Larry Hendrickson 2009-7-31 4161 San Diego Santa Ysabel Open Space Preserve, Joint Powers Authority property. Santa Ysabel Creek. West side of Volcan Mountain. 0.1 mile W of trailhead at Farmer Road. 2.9 air miles N of Julian, and 1.1 air miles N of intersection of Farmer Rd. and Wynola Road. 1194 Comment
  SD220176  Cirsium vulgare Nancy Nenow 2010-8-28 1439 San Diego Cleveland National Forest; Puerta La Cruz Road; 2 miles SE Mitchell Camp Road and Chihuahua Valley Road; 5.7 miles N of Warner Springs and Hwy 79 1168 Comment
  SD221560  Cirsium vulgare Jon P. Rebman, W. Schmidtmann, L. Aerne & V. Marshall 2011-8-23 22293 San Diego Cleveland National Forest: around a large pond in Ritchie Creek just north of Eagle Peak Road; west side of pond 844 Comment
  SD223309  Cirsium vulgare Jon P. Rebman, W. Schmidtmann, G. Kenney, J. Martin 2012-4-18 23260 San Diego Camp Pendleton: vicinity of the sewage ponds just west of the intersection of Stuart Mesa Road and Vandergrift Blvd.; south of the Santa Margarita River 4 Comment
  SD225429  Cirsium vulgare Jon P. Rebman, W. Schmidtmann and G. Kenney 2012-5-22 24032 San Diego Camp Pendleton: Training Area Romeo II; southeast of San Onofre Peak; along Horno Canyon Road east of El Camino Real and I-5 210 Comment
  SD228103  Cirsium vulgare Jon P. Rebman, W. Schmidtmann, J. Green, V. Marshall,T. Barckley 2012-5-31 24490 San Diego Lake Hodges: south of Escondido; southeast of the intersection of Lake Drive and Beech Lane; northwest side of Lake along the shore and adjacent habitats 99 Comment
  SD229079  Cirsium vulgare Dick Schwenkmeyer 2012-8-27 803 Riverside 3.2 miles southeast of the intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1887 Comment
  SD230429  Cirsium vulgare Jon P. Rebman, Victoria Marshall & Tom Barckley 2012-6-26 25019 San Diego Cleveland National Forest: vicinity of Buckman Springs, NE of Morena Reservoir; south of Morena Stokes Valley/Corral Canyon Rd. and west of Buckman Springs Road; along streambed 929 Comment
  SD230430  Cirsium vulgare Jon P. Rebman, J. Green, T. Barckley, C. Brennen, J. Carlstrom 2012-6-19 24916 San Diego Daley Ranch: northeast of Escondido; west of Co. Hwy. S6 and north of Dixon Lake; along East Ridge Trail in the vicinity of a small pond to the east of Middle Pond 399 Comment
  SD230431  Cirsium vulgare Jon P. Rebman, John LaGrange & Jerry Greene 2012-6-7 24734 San Diego Barrett Lake: on Pig Point along the west side of Barrett Lake and just east of Barrett Lake Road 490 Comment
  SD232177  Cirsium vulgare Naomi Fraga, Elizabeth A. Kempton 2008-8-7 2621 San Bernardino Transverse Ranges; San Bernardino Mountains region: Santa Ana River, near Seven Oaks. 1555 Comment
  SD241253  Cirsium vulgare Warren Schmidtmann, A. Schmidtmann, D. Hall 2011-7-21 299 San Diego Cleveland National Forest; on a hill between Ritchie Creek and Deadman Flat 1.2 miles N of Eagle Peak Road; near manmade pond 997 Comment
  SD242429  Cirsium vulgare Melvin M. Sweet 2009-8-6 835 San Diego Cleveland National Forest just over the border from Cuyamaca Rancho State Park, East Mesa; near the East Mesa Fire Road, 2.3 miles E of intersection with Hwy 79; .75 mile (line of sight) NE of Oakzanita Peak. 1458 Comment
  SD242430  Cirsium vulgare Melvin M. Sweet 2010-7-4 1017 San Diego Anza-Borrego Desert State Park, Tubb Canyon; 5.25 mi E of Ranchita S of S-22 (Montezuma Valley Road); on Big Spring Trail 767 Comment
  SD245599  Cirsium vulgare Richard L. Breisch 2011-8-17 835 San Diego Lake Morena County Park, south of Corral Canyon Road, at edge of water where Cottonwood Creek empties into Lake Morena 915 Comment
  SD245600  Cirsium vulgare Jerry Green 2010-7-3 139 San Diego Penasquitos, N Black Mountain Peak, 0.54 mile SE of intersection Carmel Valley Rd and Winecreek Rd. 244 Comment
  SD245601  Cirsium vulgare Richard L. Breisch 2011-8-5 820 San Diego Lake Morena County Park; along Cottonwood Creek, just south of Corral Canyon Road about 0.83 mile SW of junction with Buckman Springs Road (S-1). 925 Comment
  SD246331  Cirsium vulgare Jon P. Rebman, W. Schmidtmann 2015-6-2 30376 San Diego Camp Pendleton: south-central portion of Base; O'Neill Lake between Santa Margarita Road & De Luz Road; northeast side of lake 36 Comment
  SD246739  Cirsium vulgare Larry Hendrickson 2011-7-28 5531 San Diego Cuyamaca Mountains, Cuyamaca Rancho State Park. Stonewall Creek Fire Road, 0.5 air mile ESE of Little Stonewall Peak summit and 0.4 mile S of intersection with Soapstone Grade Fire Road. 1410 Comment
  SD247784  Cirsium vulgare Jerry Green 2012-6-10 304 San Diego Rancho Penasquitos; urban canyon; E of Camino Del Sur; 0.15 Miles NE of Watson Ranch Rd. and Torrey Glen Rd. 107 Comment
  SD250913  Cirsium vulgare Larry Hendrickson 2012-7-14 5870 San Diego Anza-Borrego Desert State Park, Cuyamaca Valley. Meadow below E-slope of North Peak. 1.0 mile SSW of intersection of State hwy. 79 and County Road S-1 (Sunrise Highway and 0.1 mile NW of intersection of 79 and gated road opposite paved turnout. 1436 Comment
  SD250914  Cirsium vulgare Larry Hendrickson 2013-7-26 6130 San Diego William Heise County Park, Pine Hills. 3.0 air miles south of Julian. Fern Trail, 0.2 mile SW of park entrance kiosk and 200 feet SW of intersection with Harrison Park Road and trailhead. 1223 Comment
  SD250915  Cirsium vulgare Larry Hendrickson 2013-7-15 6113 San Diego William Heise County Park, Pine Hills, 2.8 air miles SSE of Julian. At well #2 near Cedar Trail, 0.2 mile E of park entrance kiosk. 1232 Comment
  SD252001  Cirsium vulgare John LaGrange, Grant Fletcher, Tom Oberbauer, Fred Sproul 2013-9-24 1276 San Diego Hot Springs Mountain; Eagles Nest Ranch spring area; meadow near 0.35 mile NE of house and lake 1417 Comment
  SD254204  Cirsium vulgare Jon Rebman, W. Schmidtmann & G. Kenney 2016-4-10 31471 San Diego Camp Pendleton: northwestern portion of Base; just west of I-5 between Basilone Rd. exit & Las Pulgas Rd. exit; State Park lease lands at the southern end of the San Onofre Nuclear Generating Station (SONGS); wet area along fence 29 Comment
  SD256407  Cirsium vulgare Larry Hendrickson 2015-9-23 6744 San Diego Cuyamaca Rancho State Park; Green Valley Area campground on the W-side of State Route 79; near 4.1 miles N of intersection with Old Highway 80 and 0.1 south of entrance kiosk. 1194 Comment
  SD258034  Cirsium vulgare Larry Hendrickson 2014-10-20 6539 San Diego Lower Doane Valley, 60 feet N of Lower Doane Trail and prominent down pine trunk. 0.6 mile NW of French Valley Trail trailhead and paved loop road campground, and 0.3 mile NW of intersection with French Valley Trail. 1374 Comment
  SD50703  Cirsium vulgare Darley F. Howe 1959-8-2 2781 Plumas Quincy 1064 Comment
  SD53019  Cirsium vulgare J. C. Roos 1955-8-8 6525 San Bernardino Loma Linda 320 Comment
  SD54867 Image available Cirsium vulgare Marvin Dykes 1963-9-6 San Diego Fields in Henshaw area near Warners. Comment
  SD58927  Cirsium vulgare Reid Moran 1964-8-13 11878 San Diego Vista Comment
  SD58942  Cirsium vulgare Reid Moran 1964-8-13 11878 San Diego Vista Comment
  SD71205  Cirsium vulgare Henry M. Pollard 1965-8-28 Ventura Near entrance of Royal Oaks Dairy, San Antonio Creek Road, Ojai. Comment
  SD72400  Cirsium vulgare Fred R. Yaruss 1969-5-21 San Diego San Diego State University campus Comment
  SD76164  Cirsium vulgare Helen V. Witham 1969-10-9 Siskiyou McBride Springs Road, Mt. Shasta 1500 Comment
  SD76202  Cirsium vulgare Helen V. Witham 1969-10-14 638 Inyo Road to Bristlecone Pine Forest. 1600 Comment
  SDSU12717  Cirsium vulgare Michael G. Simpson, Gwen, Lee, and Anna Simpson 1997-7-4 4 VII97A San Diego West margin of pond at eastern end of Shepherd Canyon. Mission Trails Regional Park. 195 Comment
  SDSU12723  Cirsium vulgare Michael G. Simpson, Gwen, Lee, and Anna Simpson 1997-7-4 4 VII97A San Diego West margin of pond at eastern end of Shepherd Canyon. Mission Trails Regional Park. 195 Comment
  SDSU15289  Cirsium vulgare Zach Principe, Shane Bagnall San Diego UTM-Easting: 462409.69; UTM-Northing: 3699718. Training Area: ECHO. LTETM PLOT: 191. LTETM Unknown code: F06. 714 Comment
  SDSU15508  Cirsium vulgare Jason Giessow 1996-4-26 San Diego Fallbrook Naval Weapons Station. UTM-Easting: 474027.44. UTM-Northing: 3691078.01. Training Area: . LTETM PLOT#: F3. LTETM Unknown code: F04. 160 Comment
  SDSU17274  Cirsium vulgare Robert Lauri 2003-7-22 545 San Diego South of Palomar State Park. North side of Hwy S6, near mile marker 45, ca. 4.1 miles north of junction with Hwy 76. 1289 Comment
  SDSU17762  Cirsium vulgare Robert Lauri 2003-7-22 545 San Diego Southeast-facing bank of seep, near steep creek bed. Moist organic loam. Adjacent to Alnus rhombifolia woodland. North side of Hwy S6, near mile maker 45, ca. 4.1 miles north of junction with Hwy 76. 1289 Comment
  SDSU3748  Cirsium vulgare D. Thompson, E. Fears 1964-7-24 San Diego Near Lake Henshaw, Palomer Mt. east road. 823 Comment
  SDSU3800  Cirsium vulgare D. F. Howe 1959-8-2 2781 Plumas Meadow at Quincy. 1067 Comment
  SDSU3806  Cirsium vulgare Curtis B. Kendall 1994-5-18 18 V94F Orange Intersection of Bell Canyon Road and North Prusker Road in he National Audubon Starr Ranch Sanctuary. 268 Comment
  SEINET10849268  Cirsium vulgare Karen M. Meyer, Andrew Townesmith 2007-9-22 Meyer 231 Madera Sierra National Forest, 0.4 mi. on FS6572, at the corner with 65402, off route 10, Sky Ranch. 1626 Comment
  SEINET2049728 Image available Cirsium vulgare D. A. Hoovert 1985-8-14 642 San Bernardino Nature Conservancy, Beside the platform at the end of Cottonwood Trail, South of Morongo Valley, Big Morongo Preserve 762 Comment
  SEINET2049729 Image available Cirsium vulgare F. C. Vasek 1964-8-4 64080419 Glenn Harrison Gulch Ranger Station Comment
  SEINET2049730 Image available Cirsium vulgare Marc Mittleman 1980-8-1 Tehama Along Deer Creek, 3.9 mi SW of Juntion of Rts 32 and 36 Comment
  SEINET3082776 Image available Cirsium vulgare Marc Mittleman Tehama Along Deer Creek, 3.9 mi. SW of junction Rts. 32 & 36. Comment
  SEINET3146355  Cirsium vulgare E. K. Balls 1950-9-15 15845 Plumas 6 mi. NW of Chester, N Fork Feather Rv. 1402 Comment
  SEINET3245899  Cirsium vulgare G. K. Helmkamp, E. A. Helmkamp 2007-1 12934 El Dorado Northern Sierra Nevada Mountains: Along Hwy US-50, 0.4 mile southwest of Phillips. 1829 Comment
  SEINET4122998 Image available Cirsium vulgare Unknown 2012-8-2 51 Tuolumne Rte 108; Sonora Pass Hwy; 1.5 mi NE Mi-Wuk. 1497 Comment
  SEINET5424483  Cirsium vulgare L. E. Stevens 2014-1 s.n. Tuolumne Stanislaus National Forest, Liverwort Spring, SSI ID# 164152, Cherry Lake South Quad 1167 Comment
  SEINET7988617  Cirsium vulgare Jon P. Rebman 2003-9-30 9537 San Diego Otay Mountain Ecological Reserve, SE of Otay Lake;aprox. 1 mile S of Otay Lakes Road; arounda small pond on E side of reserve of reserve 240 Comment
  SFV3838  Cirsium vulgare P. H. Raven 1962-7-14 18046 Los Angeles San Gabriel Valley Claremont. Rancho Santa Ana Botanic Garden. 320 Comment
  SFV3839  Cirsium vulgare K. A. Wilson 1961-3-11 986 Los Angeles San Gabriel Mountains Bouquet Canyon. Small stream gully. 2 miles north of Texas Canyon. 550 Comment
  SJSU2996  Cirsium vulgare C. W. Sharsmith 1958-9-28 6614 Stanislaus near junction of San Joaquin & Stanislaus rivers, San Joaquin Valley c. 14 mi W of Modesto Comment
  UC1037323  Cirsium vulgare Leo Whitney 1934-9-1 1888 Lassen Fredonyer Pass Lassen National Forest, Fredonyer Pass 1706 Comment
  UC1052188  Cirsium vulgare J. L. Meyer 1954-10-11 30 Humboldt 3 m n Blocksburg; Quad. No. 29A3 457 Comment
  UC1119193  Cirsium vulgare H. S. Yates 1935-10-3 5342 Sonoma Santa Rosa Santa Rosa Quadrangle 53 Comment
  UC1119194  Cirsium vulgare H. S. Yates 1934-9-2 4077 Contra Costa Wildcat Creek Concord Quad., Wildcat Creek 304 Comment
  UC1119196  Cirsium vulgare A. D. Gifford 1937-8-20 865 Mono on e shore Paoha Island; Mt. Lyell Quadrangle 1965 Comment
  UC1119198  Cirsium vulgare C. W. Hanks 1934-9-12 80 Plumas 3 mi sw Dixie Mtn. (upper end of Plumas National Forest); Plumas National Forest, Sierraville Quad. 1828 Comment
  UC1119199  Cirsium vulgare P. L. Johannsen 1937-7-21 1259 Amador 2 mi ssw Volcano; Jackson Quadrangle, Volcano 762 Comment
  UC1119200  Cirsium vulgare H. L. Person 1932-7-21 Humboldt Blue Lake Eureka Quadrangle, Blue Lake Comment
  UC1119201  Cirsium vulgare H. L. Person 1931-7-30 Humboldt Fieldbrook Eureka Quadrangle, Fieldbrook Comment
  UC1177340  Cirsium vulgare unknown Santa Clara near Gilroy Comment
  UC1190323  Cirsium vulgare Ira L. Wiggins 1957-9-9 14217 Tuolumne on Sonora Pass Road (Stae Highway 108) (7 mi above Strawberry) Comment
  UC1192196  Cirsium vulgare Malcolm A. Nobs and S. Galen Smith 1948-7-15 143 Merced e of Gustine; Big Water Club Comment
  UC1192197  Cirsium vulgare Herbert L. Mason, Verne Grant 1947-6-26 13242 Solano Cordelia Slough Suisan Marsh, Cordelia Slough Comment
  UC1192198  Cirsium vulgare Verne Grant and Irving Schneider 1947-8-27 8320 Modoc sw end Clear Lake Comment
  UC1193153  Cirsium vulgare R. E. Nelson 1948-7-28 72 Mendocino 1 mi ne of the Larsen Ranch; Quad. 46C1 792 Comment
  UC1193154  Cirsium vulgare G. W. Tourtillott 1950-7-27 25 Humboldt 1 mi w of Dobbin Creek Ranch; Quad. 29D1 304 Comment
  UC1211948  Cirsium vulgare Otto T. Solbrig 1958-8-3 2920 San Mateo near road Highway 5; Crystal Spring Lake 30 Comment
  UC1216711  Cirsium vulgare W. B. and V. G. Cooke 1962-8-19 33550 Siskiyou Memorial Highway Mt. Shasta, Memorial Highway 1219 Comment
  UC1234858  Cirsium vulgare J. C. Roos 1955-8-8 6525 San Bernardino Loma Linda 320 Comment
  UC127886  Cirsium vulgare Harriet A. Walker 1906-10-27 504 Alameda West Berkeley Comment
  UC128305  Cirsium vulgare Harriet A. Walker 1907-9-22 993 Solano Suisun Comment
  UC1523626  Cirsium vulgare Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61280 Riverside near Murrieta-Guava St. roads (a few mi s of Murrieta); De Luz Arroyo 385 Comment
  UC1548580  Cirsium vulgare H. C. Forbes and J. R. Haller 1983-7-23 FS 108 Mono just w of Rocked-in-Spring (along s end of large shallow pond; 4.5 mi n of Bishop, at the northern end of Owens Valley); Owens Valley, Fish Slough Comment
  UC1606359  Cirsium vulgare Barbara Ertter 1991-9-2 10788 Tehama Round Valley-Paskenta road (Rt M4) 7.8 mi e Log Spring Creek (ca 10 air mi wsw of Paskenta, n side of hill, sw Tehama Co.); Goat Hill 1371 Comment
  UC165433  Cirsium vulgare Geo. D. Butler 1908-8-17 505 Siskiyou near Yreka Comment
Read comments Apr 20 2009
  UC170948  Cirsium vulgare H. M. Hall 1912-8-3 9377 Plumas Quincy Sierra Nevade Mountains, Quincy 1066 Comment
  UC179915  Cirsium vulgare Joseph P. Tracy 1914-9-13 4629 Humboldt Eureka 0 Comment
  UC185525  Cirsium vulgare Katharine Brandegee 1908-8-1 San Francisco San Francisco Comment
  UC185529  Cirsium vulgare Katharine Brandegee 1907-7-1 Marin Westpoint Road Tamalpais Comment
  UC1922761  Cirsium vulgare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1350 Los Angeles Transverse Ranges; Verdugo Mountains region; Mesa Lila Rd., SE side of Henderson Canyon. 427 Comment
  UC1931095  Cirsium vulgare Naomi Fraga with Elizabeth A. Kempton 2008-8-7 2621 San Bernardino Transverse Ranges; San Bernardino Mountains region: Santa Ana River, near Seven Oaks. Comment
  UC2045716  Cirsium vulgare Tom Schweich 2013-8-31 1035 Alameda Jean Sweeney Open Space Preserve. About 200 meters from the west end, and 50 meters north of the end of 8th Street. Comment
  UC30808  Cirsium vulgare F. T. Bioletti Alameda Berkeley Alameda Comment
  UC34595  Cirsium vulgare T. H. Gilbert 1900-9-12 Alameda near Ashby Station (Russel and Grove Sts.); Berkeley Comment
  UC397531  Cirsium vulgare E. Bleopelaud 1929-7-1 Butte Jonesville 1650 Comment
  UC421712  Cirsium vulgare Katharine Brandegee 1904-5-25 El Dorado Placerville Comment
  UC469076  Cirsium vulgare Harriet A. Walker 1907-8-3 711 Santa Cruz Boulder Creek Comment
  UC469077  Cirsium vulgare Harriet A. Walker 1907-9-8 901 San Joaquin Lathrop Comment
  UC472151  Cirsium vulgare J. Ewan 1931-10-11 5252 Ventura e end Hidden Valley; Santa Monica Mountains Comment
  UC521534  Cirsium vulgare Lincoln Constance 1931-8-28 428 Alameda along Redwood Canyon Road (se of Redwood Ridge); , Redwood Ridge Comment
  UC572151  Cirsium vulgare H. K. Sharsmith 1936-9-12 3846 Santa Clara e slope of Mount Day Ridge (below spring in abandoned farmyard); Mount Hamilton Range, Mount Day Ridge 853 Comment
  UC578003  Cirsium vulgare A. D. Gifford 1937-8-20 865 Mono Paoha Island Mono Lake, , Mt. Lyell Quad. 1965 Comment
  UC589519  Cirsium vulgare Beryl O. Schreiber 1932-7-25 670 Marin Tomales Bay, Lone Pine Beach Comment
  UC600732  Cirsium vulgare E. Bleopelaud 1929-7-1 Butte Jonesville 1650 Comment
  UC61663  Cirsium vulgare Geo. B. Grant 1902-9-1 5224 Siskiyou Sisson Mount Shasta, Sisson 914 Comment
  UC618645  Cirsium vulgare W. Bridge Cooke 1938-8-19 11514 Siskiyou road between Bear Springs and Howard 1219 Comment
  UC64861  Cirsium vulgare N. K. Berg 1903-12-3 San Joaquin Rough and Ready Island Comment
  UC65505  Cirsium vulgare Ernest Braunton 1904-6-1 1078 Amador vicinity of Ione 60 Comment
  UC671972  Cirsium vulgare Evelyn Hart Nelson 1939-7-29 Santa Clara base of mountain Loma Prieta; Santa Cruz Mountains, Loma Prieta 977 Comment
  UC691386  Cirsium vulgare Mary L. Bowerman 1932-11-19 1659 Contra Costa Lower Grapevine Spring Mount Diablo, Lower Grapevine Spring Comment
  UC691387  Cirsium vulgare Mary L. Bowerman 1933-9-15 2442 Contra Costa s face of Meridian Peak; Mount Diablo, Hunt Spring 762 Comment
  UC912664  Cirsium vulgare F. H. Frost 1926-7-11 19 Modoc 2 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  UC91841  Cirsium vulgare K. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  UCD130437  Cirsium vulgare Frederica Bowcutt 1993-6-25 1657 Sacramento 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. 1 Comment
  UCD130811  Cirsium vulgare Linda M. Barker 1976-8-24 1684 Humboldt Lanphere-Christensen Dunes. 3 miles west of Arcata. Comment
  UCD130812  Cirsium vulgare G. K. Helmkamp; E. A. Helmkamp 2007-9-11 12934 El Dorado Northern Sierra Nevada Mountains: Along Hwy US-50, 0.4 mile southwest of Phillips. 1829 Comment
  UCD130813  Cirsium vulgare E. M. Johnston 1915-7-1 21 W Merced Los Banos. Comment
  UCD130814  Cirsium vulgare Elise Jackson 1993-4-21 35 Los Angeles Saugus, Bouquet Cyn Rd., 10 miles northeast of junction with Valencia Blvd. 487 Comment
  UCD130815  Cirsium vulgare K. M. Meyer; A. Townesmith 2007-9-22 231 Madera Sierra National Forest, 0.4 mile on FS6572, at the corner with 65402, off route 10, Sky Ranch. 1626 Comment
  UCD130817  Cirsium vulgare Daryl Koutnik 1978-6-24 553 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  UCD130821  Cirsium vulgare M. Sharp 1932-8-1 s.n. Solano Vacaville. Comment
  UCD130825  Cirsium vulgare Robert F. Thorne; Steve Boyd, Earl Lathrop 1985-7-18 61280 Riverside De Luz: Arroyo near Murrieta-Guava St. roads, a few miles south of Murrieta. 385 Comment
Read comments Aug 29 2013
  UCD130827  Cirsium vulgare Dean Wm. Taylor 1979-9-3 s.n. Mono Mono Basin, Mono Lake County Park, northwest shore of Mono Lake. 1950 Comment
  UCD130829  Cirsium vulgare Collector Unknown 1918-1 s.n. Mariposa Bear Valley. Comment
  UCD130831  Cirsium vulgare Ernest C. Twisselmann 1961-7-27 6453 Kern Isabella Lake bed near Borel Intake. 784 Comment
  UCD143081  Cirsium vulgare Mark Bibbo 2002-7-28 79 Napa Quail Ridge Reserve. SE corner of Lake Berryessa, just W of Monticello Dam. At end of Decker Bay Trail, on the dried up shores of Lake Berryessa inlet, ca. 30 feet from water's edge. 167 Comment
  UCD148932  Cirsium vulgare Albert Grigarick 2013-8-7 361 Nevada North of Truckee. West of Highway 89N. West side of Donner Camp Trail picnic area, top of marsh. Comment
  UCD158719  Cirsium vulgare James A. Neilson Jr. 1974-7-31 3025 Sonoma Mayacmas Mountains. Roadside, near Little Geysers. 822 Comment
  UCD159440  Cirsium vulgare D. S. Park; S. Nicole, M. Armijos, H. Sandhu 2010-8-3 197 Sonoma Roadside population along road leading to Bodega Marine Labs. Abundant. 7 Comment
  UCD159443  Cirsium vulgare D. S. Park; S. Nicole, M. Armijos, H. Sandhu 2010-8-3 200 Sonoma Near Sonoma state beach hiking trail. Abundant. 41 Comment
  UCD159457  Cirsium vulgare D. S. Park; K. Yeo 2010-8-7 211 Contra Costa Mt. Wanda hiking trail entrance. Under overpass. 85 Comment
  UCD160913  Cirsium vulgare James A. Neilson Jr. 1975-7-8 3418 Sonoma Mayacmas Mountains. One mile north of Little Geysers. (Exact location unknown. Coordinates and elevation estimated by label maker.) 1097 Comment
  UCD161763  Cirsium vulgare James A. Neilson Jr.; Samuel A. Bamberg 1972-10-22 3507 Contra Costa Walnut Creek drainage. (Exact location unknown. Coordinates and elevation estimated by label maker based on collection data from same date.) 1 Comment
  UCD165811  Cirsium vulgare Ellen Dean; with D. McNair and S. Yegorova 2016-7-19 9151 El Dorado West side of Tahoe Basin. Northern end of D.L. Bliss State Park. Along fire road that begins near park residences on the west side of Highway 89. 2130 Comment
  UCD168813  Cirsium vulgare Marcel Rejmanek 2017-7-26 2643 Solano Stebbins Cold Canyon Reserve. 369 Comment
  UCD19925  Cirsium vulgare E. A. Dean; J Bradford, K. Mawdsley, and L Wynholds 2001-7-13 780 Napa Quail Ridge Reserve. Decker Canyon, along Decker Bay trail. 140 Comment
  UCD20709  Cirsium vulgare Mark Bibbo 2002-7-28 79 Napa Quail Ridge Reserve. SE corner of Lake Berryessa, just W of Monticello Dam. At end of Decker Bay Trail, on the dried up shores of Lake Berryessa inlet, ca. 30 feet from water's edge. 167 Comment
  UCD21711  Cirsium vulgare Beth Lowe Corbin 1982-8-10 310 Placer Onion Creek campground. In disturbed soil along roadside. Coarse herb 3' high. Flowers purple. Full sun. South facing slope, 10% incline. Common. 1841 Comment
  UCD35555  Cirsium vulgare Beecher Crampton 1957-8-6 4513 Alpine N edge of Markleeville. 1676 Comment
  UCD73756  Cirsium vulgare Ellen Dean; J. Poloske and K. Mawdsley 2007-8-24 4456 El Dorado Washoe Meadows State Park. North side of southernmost fen. 1929 Comment
  UCD80920  Cirsium vulgare Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5323 Yolo 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. 9 Comment
  UCD81256  Cirsium vulgare Ellen Dean; G. Harrington, R. Willmarth, B. Rice, and C. Thomson 2009-4-8 5421 Colusa BLM Bear Creek (Payne) Ranch. Lands to the SW of the intersection of Hwys. 16 and 20. Just north of the road leading up from the confluence of Bear and Cache Creeks. 323 Comment
  UCD86692  Cirsium vulgare Ellen Dean; K. Mawdsley, R. and R. Norris,T. and M. Starbuck,G. Walden 2010-6-29 6309 Alpine Grover Hot Springs State Park, W of town of Markleeville. Western side of park, N of hot springs and S of Hot Springs Creek. 1791 Comment
  UCD88446  Cirsium vulgare Ellen Dean; J. Chau, K. Mawdsley, E. Salvia, B. Rice. 2010-7-17 6622 Alpine Grover Hot Springs State Park, W of town of Markleeville. W side of park, N of hot springs, S of Hot Springs Creek. 1799 Comment
  UCR104183  Cirsium vulgare Scott D. White 1997-5-21 5189 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  UCR106357  Cirsium vulgare John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  UCR109613  Cirsium vulgare R. D. Goeden, Don W. Ricker 1981-7-8 s.n. San Bernardino San Bernardino National Forest, Cajon Canyon at Cajon Junction, I-15 at Hwy 138 945 Comment
  UCR109687  Cirsium vulgare R. D. Goeden, Don W. Ricker 1972-5-19 s.n. Los Angeles San Jose Hills, Bonelli Regional Park, south of Puddingstone Reservoir, along Via Verde 1/2 mile east of 210 Freeway, between Pomona and San Dimas 305 Comment
  UCR109769  Cirsium vulgare R. D. Goeden, Don W. Ricker 1965-7-7 s.n. Orange Puente Hills, Brea Blvd. at Tonner Cyn. Rd., confluence of Brea and Tonner Canyons, NE edge of Brea 146 Comment
  UCR11233  Cirsium vulgare David Eslinger 1970-9-18 s.n. Del Norte Requa, c. 150 yards onto Peine Rd. 15 Comment
  UCR113486  Cirsium vulgare Mitch Provance 2000-9-1 2224 B San Bernardino San Bernardino Valley, Fontana/Bloomington, Sierra Blvd., c. 1/2 mile south of Slover Ave. 323 Comment
  UCR115863  Cirsium vulgare Mitch Provance 1998-7-4 823 San Bernardino La Loma Hills, City of Colton, 0.5 - 0.75 km NNW of Little Highgrove Peak (1478) 366 Comment
  UCR123362  Cirsium vulgare A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25476 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  UCR125969  Cirsium vulgare A. C. Sanders, Mark Elvin 2002-6-19 25162 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCR127050  Cirsium vulgare Mitch Provance 1998-6-2 585 San Bernardino Verdemont Hills, c. 5 miles south of Devore, and c. 0.6 miles SSE of Verdemont Ranch. Site of future sheriff academy expansion area 526 Comment
  UCR132033  Cirsium vulgare George K. Helmkamp 2003-8-31 8109 Santa Barbara Central Coast, Casmalia Hills, 4 mi west of Calif. Hwy 1 (south of Guadalupe) along Brown Road 183 Comment
  UCR137531  Cirsium vulgare A. C. Sanders, Kerry Knudsen, J. R. Ekhoff 2004-7-9 28461 San Diego Peninsular Range, Palomar Mtn., DFG Plaisted Creek Ecological Reserve, NE of Rincon and Pauma Valley, between Plaisted Creek and Hwy 76, SE lobe of reserve in vicinity of residences abandoned in 1996 793 Comment
  UCR138533  Cirsium vulgare L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 823 Comment
  UCR146638  Cirsium vulgare Jon P. Rebman, Jeannie Gregory 2003-7-25 9427 San Diego Peninsular Range, Rancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; pond east of Jamul Creek and old cement kiln 225 Comment
  UCR146657  Cirsium vulgare George K. Helmkamp, E. A. Helmkamp 2004-10-1 8831 San Luis Obispo Central Coast; Outer South Coast Range, 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek 171 Comment
  UCR150026  Cirsium vulgare Scott D. White, Angelia Carey 2004-5-7 10337 Riverside San Jacinto Mountains, Indian Creek and adjacent foothills 610 Comment
  UCR150847  Cirsium vulgare R. G. Swinney, Dave Larson 1999-5-15 7163 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR155685  Cirsium vulgare A. C. Sanders, Mark A. Elvin 2005-4-22 29673 San Diego South Coast, Batiquitos Lagoon Ecological Reserve, north side of lagoon, east of the I-5 Fwy, along the trail past the nature center 6 Comment
  UCR159248  Cirsium vulgare A. C. Sanders, Kelly Volansky 2005-8-31 31581 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UCR178415  Cirsium vulgare John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., on powerline trail, picnic area at Juan Diego Flats, NW of Cahuilla Mountain 1220 Comment
  UCR179469  Cirsium vulgare R. G. Swinney, Dave Larson 1996-8-7 5252 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
Read comments Jun 10 2014
  UCR179670  Cirsium vulgare R. G. Swinney 1996-8-12 5299 San Bernardino Eastern San Gabriel Mtns., springs at confluence of Cajon Wash and Lone Pine Canyon, between east and west RR tracks 805 Comment
  UCR182295  Cirsium vulgare George K. Helmkamp, E. A. Helmkamp 2006-10-8 11493 Calaveras Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 26, 0.8 mi east of Calif. Hwy 49 in the vicinity of Mokulumne Hill 488 Comment
  UCR189591  Cirsium vulgare George K. Helmkamp, E. A. Helmkamp 2007-9-11 12934 El Dorado Northern Sierra Nevada Mountains, along Hwy US-50, 0.4 mile southwest of Phillips 1829 Comment
  UCR190621  Cirsium vulgare R. G. Swinney 1995-7-10 4122 San Bernardino San Gabriel Mtns., Sheep Flats, south of Icehouse Canyon, c. 1 air mile north of Ontario Peak 2148 Comment
  UCR193012  Cirsium vulgare A. C. Sanders, Fred M. Roberts 2008-6-17 35459 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Hicks Canyon Haul Road 0.5 mi. east of the Foothill Transportation Corridor 244 Comment
  UCR194997  Cirsium vulgare A. C. Sanders, Fred M. Roberts 2008-8-7 36000 Orange Peninsular Range; Santa Ana Mtns., Weir Canyon at powerline crossing, 1.0 mi. (air) SSE of Walnut Canyon Reservoir 226 Comment
  UCR195116  Cirsium vulgare A. C. Sanders, Tim Thomas 2008-8-1 35945 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1402 Comment
  UCR201884  Cirsium vulgare Justin M. Wood 2008-9-19 134 Riverside SW Perris Basin, Temecula - Murrieta Creek, downstream of First Street Bridge 305 Comment
  UCR202218  Cirsium vulgare Denise Woodard, G. Nuhn 1995-8-21 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, 300 acre parcel at west end of Domenigoni Valley, c. 3 miles south of Winchester on the west side of Winchester Rd. 470 Comment
  UCR202602  Cirsium vulgare Scott D. White, Justin M. Wood 2008-7-9 12410 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  UCR204499  Cirsium vulgare Naomi Fraga, Elizabeth A. Kempton 2008-8-7 2621 San Bernardino San Bernardino Mountains, Santa Ana River, near Seven Oaks 1585 Comment
  UCR207052  Cirsium vulgare George K. Helmkamp, E. A. Helmkamp 2009-7-30 15311 Calaveras Sierra Nevada Mountains, Ottawa Drive, 0.1 mile south of its junction with CA-4, 1.2 miles northeast of Dorrington 1471 Comment
  UCR209851  Cirsium vulgare R. G. Swinney 2008-7-13 9185 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, east fork of Bell Canyon at debris basin 756 Comment
  UCR213708  Cirsium vulgare Justin M. Wood, Dustin Ray 2009-8-27 1274 San Bernardino San Bernardino Mountains, Wildhorse Creek from Hwy 38 up canyon c. 1.5 miles to unnamed canyon to northwest 2349 Comment
  UCR217337  Cirsium vulgare David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  UCR21850  Cirsium vulgare Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  UCR22001  Cirsium vulgare Steve Boyd 1980-7-6 321 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR223706  Cirsium vulgare R. G. Swinney 2009-6-12 11118 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UCR223926  Cirsium vulgare Ann Howald 2010-9-5 2651 Mono Eastern Sierra Nevada Mtns., Convict Creek, UC Sierra Nevada Aquatic Research Lab, Mt. Morrison Rd, 0.8 mi NW of intersection with Hwy 395 2154.9 Comment
  UCR227224  Cirsium vulgare Naomi Fraga, Nathan Dean, Jordan Rainbow 2009-7-21 3117 San Bernardino Transverse Ranges; San Bernardino Mountains, Santa Ana River near Santa Ana River Road, east of Rattlesnake Creek 1890 Comment
  UCR227963  Cirsium vulgare Jon P. Rebman, Layla Aerne Hains, Lisa Young, R. Kurner 2009-9-15 18319 San Diego Palomar Mountains, Cleveland National Forest, along a bulldozer path west of Cutca Valley Truck Trail in the northern foothills of the mountains, north of Cutca Valley. Square: C14 1095 Comment
  UCR230704  Cirsium vulgare George K. Helmkamp, E. A. Helmkamp 2010-10-1 16995 Amador Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano 692 Comment
  UCR231858  Cirsium vulgare George K. Helmkamp, E. A. Helmkamp 2010-8-11 16761 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  UCR232655  Cirsium vulgare George K. Helmkamp, E. A. Helmkamp 2011-9-30 18353 Nevada Foothills, northern Sierra Nevada Mountains, Mule Spring Rd. off Lowell Hill Road, 6.2 miles northeast of Lowell Hill junction with Dutch Flat X Road at lower end of Bear River Reservoir 1189 Comment
  UCR235146  Cirsium vulgare George K. Helmkamp, William Barnes 2010-9-4 16919 El Dorado Northern Sierra Nevada Mountains, Mehrten Spring Rd and continuing on Cat Creek Rd., 4.7 miles northwest of CA-88; Middle Fork of Cosumnes River 1620 Comment
  UCR238530  Cirsium vulgare Thomas R. Stoughton, Jennifer Pilapil, Kathleen Ashbaker 2010-8-2 471 San Bernardino San Bernardino Mountains, Santa Ana River Watershed, Sugarloaf Meadow 2058 Comment
  UCR239998  Cirsium vulgare R. G. Swinney 2009-9-3 11572 San Bernardino Transverse Range; San Gabriel Mountains, Lost Lake (San Andreas Fault sag pond), east end of Lone Pine Valley 851 Comment
  UCR240161  Cirsium vulgare Ann Howald 2012-8-10 2907 Mono Eastern Sierra Nevada Mtns., Univ. of California Valentine Camp Reserve, 2380 Old Mammoth Road, 2.3 miles southwest of its intersection with Hwy 203 2464 Comment
  UCR243007  Cirsium vulgare R. G. Swinney 2009-8-6 11526 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  UCR245606  Cirsium vulgare George K. Helmkamp, Elizabeth Helmkamp 2013-8-14 22217 Alpine Northern Sierra Nevada Mountains, Ebbets Pass, along CA-4, 4.8 miles west of its junction with CA-89 1924 Comment
  UCR245715  Cirsium vulgare George K. Helmkamp, Amy Barnes 2013-9-24 22341 Calaveras Northern Sierra Nevada Mountains, SE side of White Pines Reservoir, 0.6 mile NE of Arnold 1184 Comment
  UCR248674  Cirsium vulgare George K. Helmkamp, Elizabeth Helmkamp 2013-7-25 22042 El Dorado Northern Sierra Nevada Mountains, Wentworth Springs Road, 2.1 miles east of Stumpy Meadows Lake, 15.6 km NNE (06 deg. ) of Pollock Pines 1357 Comment
  UCR255287  Cirsium vulgare Melvin M. Sweet 2010-7-4 1017 San Diego Anza-Borrego Desert State Park, Tubb Canyon, 5.25 mi east of Ranchita south of S-22, Montezuma Valley Road, on Big Spring Trail. Square: D23 767 Comment
  UCR256457  Cirsium vulgare R. G. Swinney 2010-9-9 13780 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR257651  Cirsium vulgare George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19500 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UCR257777  Cirsium vulgare George K. Helmkamp, Amy Barnes 2012-8-19 19679 El Dorado Northern Sierra Nevada Mountains, unnamed dirt road along Ice House Road, 0.4 mile south of Robbs Peak Road, N of Union Valley Reservoir 1756 Comment
  UCR257888  Cirsium vulgare George K. Helmkamp, Amy Barnes 2014-7-28 22954 El Dorado Sierra Nevada Mountains, Wentworth Springs Road, 3.8 miles east of Stumpy Meadows Reservoir 1357 Comment
  UCR260332  Cirsium vulgare R. G. Swinney 2010-5-4 12545 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR262292  Cirsium vulgare Tom Schweich 2013-8-31 1035 Alameda San Francisco Bay, Coast Guard Island, Jan Sweeney Open Preserve, c. 200 m from the west end, and 50 m north of the end of 8th Street 4 Comment
  UCR265055  Cirsium vulgare Mitch Provance 2012-8-22 812- 30 San Francisco San Francisco Bay Region, San Francisco, Twin Peaks Summit area, W of Noe Valley and E of Midtown Terrace 258 Comment
  UCR265693  Cirsium vulgare Ann Howald, Barry McPherson 2015-8-30 3548 Mono East of Sierra Nevada Mtns., Mono Lake, northwest shoreline, c. 0.35 mile S of Cemetery Rd intersection with Hwy 395 1962 Comment
  UCR3809  Cirsium vulgare Frank C. Vasek 1964-8-4 640804- 19 Shasta Harrison Gulch Ranger Station at campground 823 Comment
  UCR40280  Cirsium vulgare D. A. Hoover 1985-8-14 642 San Bernardino Little San Bernardino Mtns, Big Morongo Preserve, south of town of Morongo Valley, in Big Morongo Canyon. Beside the platform at the end of the cottonwood trail in cattail marsh at edge of riparian area 762 Comment
Read comments Jun 15 2009
  UCR46700  Cirsium vulgare B. G. Pitzer, D. C. Hawks 1986-12-2 0366 Riverside Peninsular Range, Temescal Canyon, c. 1 mi north of Glen Ivy Hot Springs and 0.5 mi west of I-15 off Lawson Drive between Temescal Canyon Road & Warm Springs Dr. 336 Comment
  UCR4702  Cirsium vulgare R. A. Anderson 1964-9-26 6 Santa Clara Coast Range, 3 mi west of Los Gatos on State Hwy 17, in a protected valley 198 Comment
  UCR59976  Cirsium vulgare George K. Helmkamp 1988-9-8 s.n. Mono Sierra Nevada Mtns., SW side of Mono Lake, between the lake and US Hwy 395 1951 Comment
  UCR67895  Cirsium vulgare Steven A. Junak 1990-7-12 4394 San Luis Obispo Santa Lucia Mountains, Los Padres Nat. Forest, west Cuesta Ridge, near west end of Cuesta Ridge Botanical Area, along powerline access rd on east side of West Cuesta Ridge Rd (USFS Rd 29S11.3), c. 5.9 mi. west of Hwy 101 723 Comment
  UCR72294  Cirsium vulgare Scott D. White 1992-6-17 92- 286 San Bernardino San Bernardino Mountains, San Bernardino National Forest, vicinity of Rock Camp Ranger Station, from the Station to c. 1 mi due E, and at widest part of site, S to Hwy 173 1494 Comment
  UCR73109  Cirsium vulgare Scott D. White 1992-9-23 855 Orange Vicinity of Olinda, near city of Brea, immediately north of Carbon Canyon Road and east of Placentia Ave.; c. 1 mi. (airline) SSE of Tonner Canyon 183 Comment
  UCR81807  Cirsium vulgare A. C. Sanders, Pam MacKay 1994-6-12 14704 San Bernardino San Bernardino Mtns., Crowder Canyon area of Cajon Pass, 2 to 2.2 miles east of Hwy 215 along Hwy 138 1050 Comment
  UCR85702  Cirsium vulgare R. G. Swinney 1993-10-8 2664 San Bernardino San Gabriel Mtns, Controversy Springs, at head of Cajon Canyon, SE of Mt. Top Junction, 0.5 mi south of Hwy 138 on Forest Service Road 3N37 1402 Comment
  UCR859  Cirsium vulgare Shirley Ward 1957-4-20 s.n. Los Angeles San Gabriel Valley, Yard of private residence at 1624 Brighton Ave., Duarte 213 Comment
  UCR87443  Cirsium vulgare R. G. Swinney 1991-10-19 1670 San Bernardino San Gabriel Mtns, Lost Lake, Lone Pine Canyon, San Bernardino National Forest 848 Comment
  UCR87867  Cirsium vulgare S. J. Myers 1991-9-10 91- 52 San Bernardino Mojave Desert, Mojave River floodplain at Mojave Narrows Regional Park 841 Comment
  UCR94947  Cirsium vulgare Scott D. White 1996-9-22 4537 Riverside Perris Basin, Perris: Nuevo Road near intersection with Wilson Ave., west of the San Jacinto River crossing. 436 Comment
  UCR99573  Cirsium vulgare Julie A. Greene, S. D. White 1993-7-5 1390 Riverside San Jacinto Valley, San Jacinto Wildlife Area, on raised wet area, west of dirt road 445 Comment
  UCSB45699  Cirsium vulgare Forbes, Holly 1983-7-13 Santa Barbara Near overflow shunt for Carneros Creek where it goes under Calle Real, 0.3 miles east of Los Carneros Rd.; Lake Los Carneros County Park, Goleta Comment
  UCSB48231  Cirsium vulgare Roberts, Fred 1981-5-2 Orange Mission Viejo; Camino Capistrano, 1.5 km. N Crown Valley Parkway 49 Comment
  UCSB53305  Cirsium vulgare Ferren, Wayne; Forbes, Holly 1983-7-23 Inyo Fish Slough: desert wetland system 4.5 mi. north of Bishop at the northern end of Owens Valley; study site includes 14 sq. mi. along a 7 mi. drainage axis; Red Willow Dam, 2 miles N of jct. of Fish Slough Rd. and Jean Rd. 1341 Comment
  UCSB61274  Cirsium vulgare Parikh, Anuja; Gale, Nathan 1994-5-21 Santa Barbara Live Oak Springs 75 Comment
  UCSB69432  Cirsium vulgare Ferren, Wayne 1984-10-11 Santa Barbara Santa Ynez River Estuary. West side of bridge washout on Santa Ynez River Estuary. Comment
  YM-YOSE117354  Cirsium vulgare Mary Hood 1965-7-31 Mariposa WAWONA 1219 Comment
  YM-YOSE60169  Cirsium vulgare Mary V. Hood 1965-7-31 Mariposa WAWONA 1249 Comment
  CAS-BOT-BC285721  Cirsium vulgare F. P. Cronemiller 1923-8-16 821 Unknown Seren Troughs 1463 Comment
  CAS-BOT-BC285722  Cirsium vulgare Ernest Braunton 1904-6-1 1078 Amador Grounds of Preston School Comment
  CAS-BOT-BC285723  Cirsium vulgare Lowell Ahart 1981-8-15 3038 Butte Snag Lake (about 3 miles south of Jonesville) 1524 Comment
  CAS-BOT-BC285724  Cirsium vulgare Lowell Ahart 1982-8-10 3739 Butte Peter Ahart Ranch, about 2 1/2 miles north and 1/2 mile east of Honcut 50 Comment
  CAS-BOT-BC285725  Cirsium vulgare Lowell Ahart 1981-7-26 3010 Butte Gray Lodge, southwest of Gridley 35 Comment
  CAS-BOT-BC285727  Cirsium vulgare Walter Knight; Frank Almeda; Bob Doyle; Joanne Dean 1978-10-11 3328 Contra Costa Browns Island. South Landing Comment
  CAS-BOT-BC285728  Cirsium vulgare Walter Knight 1978-8-27 3194 Contra Costa Contra Loma Regional Park 30 Comment
  CAS-BOT-BC285729  Cirsium vulgare G. L. Stebbins 1976-9-26 76310 El Dorado Crossing of Weber Creek, 2 miles south of Placerville 533 Comment
  CAS-BOT-BC285730  Cirsium vulgare John Thomas Howell; Gordon H. True 1973-8-1 50160 Lassen Gold Run Creek road south of Susanville, Diamond Range 1584 Comment
  CAS-BOT-BC285731  Cirsium vulgare Margaret Williams 1974-7-27 74 -L-63 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC285733  Cirsium vulgare G. M. Noyes 1913-6-1 205 Nevada Tahoe National Forest Comment
  CAS-BOT-BC285734  Cirsium vulgare Margaret Williams 1974-8-10 74 -N-57 Nevada Little Truckee River, 5 miles north of Boca 1737 Comment
  CAS-BOT-BC285739  Cirsium vulgare Steven A. Junak 1992-6-15 SR- 523 Santa Barbara Santa Rosa Island: E end of island, at mouth of Old Ranch House Canyon 7 Comment
  CAS-BOT-BC285740  Cirsium vulgare Hans Leschke 1959-8-2 1586 Shasta Lassen Volcanic National Park. Manzanita Lake 1781 Comment
  CAS-BOT-BC285741  Cirsium vulgare Lowell Ahart 1983-9-4 4387 Sutter About 3/8 mile south-east of the Dean Cabin, Dean Ranch, Sutter Buttes 250 Comment
  CAS-BOT-BC285742  Cirsium vulgare Hans Leschke 1960-8-8 1735 Tehama Lassen Volcanic National Park. Near the Ski Hut 2026 Comment
  CAS-BOT-BC285744  Cirsium vulgare Eugene Carter 1973-8-11 675 Trinity Salmon-Trinity Alps and vicinity. Near Allbert's Cabin, 3.8 mi N of Helena 487 Comment
  CAS-BOT-BC285745  Cirsium vulgare Carl D. Duncan 1920-8-25 369 Del Norte Requa Comment
  CAS-BOT-BC285746  Cirsium vulgare E. A. McGregor 1921-8-30 s.n. Del Norte Requa and vicinity Comment
  CAS-BOT-BC285765  Cirsium vulgare J. Von Loh 1978-8-22 s.n. Fresno Balsam Meadow Comment
  CAS-BOT-BC285766  Cirsium vulgare Javier Penalosa 1961-8-15 2093 Fresno Cedar Grove. South Fork of the Kings River drainage 1386 Comment
  CAS-BOT-BC285767  Cirsium vulgare Javier Penalosa 1961-8-15 2093 Fresno Cedar Grove. South Fork of the Kings River drainage 1386 Comment
  CAS-BOT-BC285768  Cirsium vulgare Javier Penalosa 1961-8-15 2093 Fresno Cedar Grove. South Fork of the Kings River drainage 1386 Comment
  CAS-BOT-BC285769  Cirsium vulgare Carl D. Duncan 1920-9-22 s.n. Humboldt Hoopa Valley Comment
  CAS-BOT-BC285770  Cirsium vulgare Henry M. Pollard 1945-9-4 s.n. Humboldt Near Camp Creek, Klamath River Canyon Comment
  CAS-BOT-BC285771  Cirsium vulgare John Thomas Howell 1931-6-17 6723 Humboldt Redwood Highway 1 1/2 miles n. of Orick Comment
  CAS-BOT-BC285773  Cirsium vulgare Cherie L. Wetzel 1969-7-25 987 Alameda Niles Canyon and vicinity. Along railroad tracks between Palomares Rd. and the Kaiser Plant abutting Swizzig's property Comment
  CAS-BOT-BC285774  Cirsium vulgare Cherie L. Wetzel 1969-10-12 1064 Alameda Niles Canyon and vicinity. Williams Ranch Comment
  CAS-BOT-BC285775  Cirsium vulgare Paul F. Covel 1940-7-20 s.n. Alameda Oakland Hills Comment
  CAS-BOT-BC285777  Cirsium vulgare Paul F. Covel 1937-8-19 640 Alameda Oakland Hills Comment
  CAS-BOT-BC285779  Cirsium vulgare Ernest C. Twisselmann 1955-9-15 2374 Kern San Emigdio Range. Castaic Valley, 1/2 miles north of Lebec 1103 Comment
  CAS-BOT-BC285780  Cirsium vulgare Evalyn L. Farnsworth 1964-7-7 198 Kern Greenhorn Range. Cedar Creek at the Farnsworth Ranch 853 Comment
  CAS-BOT-BC285781  Cirsium vulgare Ernest C. Twisselmann 1961-7-27 6453 Kern Isabella Lake bed near Borel Intake 784 Comment
  CAS-BOT-BC285782  Cirsium vulgare Frank J. Kirby 1957-9-1 1015 Kern West of Cane Brake Creek, Walker Pass area 1371 Comment
  CAS-BOT-BC285783  Cirsium vulgare Ernest C. Twisselmann 1963-8-30 8942 Kern Tehachapi-Kernville Region. Rancheria Creek at the Piute Mountain Road 1341 Comment
  CAS-BOT-BC285784  Cirsium vulgare Ernest C. Twisselmann 1963-8-30 8941 Kern Tehachapi-Kernville Region. Rancheria Creek at the Piute Mountain Road 1341 Comment
  CAS-BOT-BC285785  Cirsium vulgare Ernest C. Twisselmann 1955-9-15 2374 Kern San Emigdio Range. Castaic Valley, 1.2 miles north of Lebec 1103 Comment
  CAS-BOT-BC285788  Cirsium vulgare Walter Knight; Irja Knight 1969-7-4 2755 Lake On south-facing slope of Sheetiron Mt. 1889 Comment
  CAS-BOT-BC285789  Cirsium vulgare J. W. Blankinship 1928-8-11 s.n. Lake Kelseyville. Cold Cr. flats Comment
  CAS-BOT-BC285791  Cirsium vulgare Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8093 Los Angeles Liebre Mountains. Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 515 Comment
  CAS-BOT-BC285793  Cirsium vulgare Peter H. Raven 1962-7-14 18046 Los Angeles In the Botanic Garden, Claremont 320 Comment
  CAS-BOT-BC285794  Cirsium vulgare E. R. Blakley 1962-10-5 5466 Los Angeles Middle Ranch Canyon between the mouth of Cape Canyon and its head. Santa Catalina Island 228 Comment
  CAS-BOT-BC285797  Cirsium vulgare Lewis S. Rose 1960-9-24 60121 Mariposa Yosemite National Park. Crane Flat 1889 Comment
  CAS-BOT-BC285800  Cirsium vulgare Dziekanowski; Dunn; Bennett 1976-7-28 2468 Marin Ca. 3 mi. SE of Lagunitas enroute to Fairfax 274 Comment
  CAS-BOT-BC285801  Cirsium vulgare John Thomas Howell 1959-11-4 35113 Marin Stinson Beach Comment
  CAS-BOT-BC285802  Cirsium vulgare Walter Knight; Irja Knight 1963-8-26 183 Sonoma Hendren Ranch - Two Rocks Comment
  CAS-BOT-BC285803  Cirsium vulgare Javier Penalosa 1960-7-29 2011 Marin McClure Beach, Pt. Reyes Peninsula Comment
  CAS-BOT-BC285804  Cirsium vulgare Peter H. Raven; Michael P. Johnson 1967-5-1 21184 Marin Angel Island. On south ridge of Mount Ida 237 Comment
  CAS-BOT-BC285805  Cirsium vulgare Gordon H. True 1968-7-2 4649 Marin Point Reyes Bird Observatory ca. 3 mi. northwest of Bolinas at Arroyo Hondo 45 Comment
  CAS-BOT-BC285806  Cirsium vulgare Saichi Kawahara 1969-5-28 1152 Marin East end of Limantour Spit, Drakes Bay Comment
  CAS-BOT-BC285807  Cirsium vulgare Joanne Taylor 1941-8-3 35 Marin On Mt. Tamalpais 457 Comment
  CAS-BOT-BC285808  Cirsium vulgare John Thomas Howell 1959-11-4 35105 Marin Frank Valley Comment
  CAS-BOT-BC285810  Cirsium vulgare Carl B. Wolf 1927-8-21 750 Mendocino Along the Redwood Highway between Willits and Longvale Comment
  CAS-BOT-BC285811  Cirsium vulgare John Thomas Howell 1930-9-14 5470 Mendocino 4.5 miles n. of Ft. Bragg Comment
  CAS-BOT-BC285812  Cirsium vulgare Carl D. Duncan 1920-7-4 120 Mendocino Shake City on Fort Bragg-Willits RR. Comment
  CAS-BOT-BC285814  Cirsium vulgare Gladys L. Smith 1981-7-26 7136 Mendocino On Mt. Sanhedrin, U.S.For.Serv. road 20N04 1584 Comment
  CAS-BOT-BC285815  Cirsium vulgare Gladys L. Smith; Charles H. Smith 1983-8-3 8215 Mendocino Maycamas [Mayacamas] Mts. east of Ukiah. Red Mt. South 914 Comment
  CAS-BOT-BC285817  Cirsium vulgare J. Burch; J. Robins; T. Wainwright 1976-8-20 304 Mono Mono Lake and vicinity, north of Lee Vining 1950 Comment
  CAS-BOT-BC285818  Cirsium vulgare J. Burch; J. Robins; T. Wainwright 1976-8-12 281 Mono Mono Lake and vicinity, north of Lee Vining 1950 Comment
  CAS-BOT-BC285819  Cirsium vulgare Edward Pittman 1965-8-24 88 Mono Marble Creek on the west face of White Mountain 1828 Comment
  CAS-BOT-BC285820  Cirsium vulgare J. Linsdale 1943-7-23 59 Monterey Finch Creek, Frances Simes Hastings Natural History Reservation, upper Carmel Valley about 2 miles northeast of Jamesburg Comment
  CAS-BOT-BC285821  Cirsium vulgare Beatrice F. Howitt 1955-7-24 726 Monterey Monterey Peninsula. Above David Ave. Extention near Forest Hill Stores Comment
  CAS-BOT-BC285822  Cirsium vulgare Clare B. Hardham 1958-8-28 3881 Monterey Santa Lucia Mountains. Bradley-Jolon Road Comment
  CAS-BOT-BC285826  Cirsium vulgare Gordon H. True 1962-9-6 1062 Nevada Bear Valley, intersection Highway 20 and Bowman Lake Road 1432 Comment
  CAS-BOT-BC285827  Cirsium vulgare Lillian S. Mott 1963-9-29 s.n. Nevada Unspecified 731 Comment
  CAS-BOT-BC285828  Cirsium vulgare Gordon H. True 1968-7-9 4310 Nevada Austin Ravine ca. 3/4 mile south of Rock Creek 121 Comment
  CAS-BOT-BC285829  Cirsium vulgare Emily McPherson 1975-9-14 75- 79 -13 Nevada On west side of Canyon 24, Interstate 80 at Nevada-California line 1524 Comment
  CAS-BOT-BC285833  Cirsium vulgare E. K. Balls 1950-8-30 15517 Plumas Just west of Feather River Experiment Station 4 miles north of Quincy 1066 Comment
  CAS-BOT-BC285834  Cirsium vulgare L. W. Swift 1934-7-26 121 Plumas Plumas National Forest. Butterfly Valley proection plot #2 Comment
  CAS-BOT-BC285839  Cirsium vulgare John Thomas Howell 1956-8-19 31781 San Francisco San Francisco. Third St. near Paul Ave. Comment
  CAS-BOT-BC285840  Cirsium vulgare John Thomas Howell 1956-7-22 31709 San Francisco San Francisco. North base of Bayview Hills Comment
  CAS-BOT-BC285841  Cirsium vulgare Peter H. Raven 1954-9-19 8216 San Francisco Near Laguna Honda, San Francisco Comment
  CAS-BOT-BC285842  Cirsium vulgare Peter Rubtzoff 1956-10-13 2962 San Francisco San Francisco. San Miguel Hills. Bottom of canyon east of O'Shaughnessy Blvd. Comment
  CAS-BOT-BC285843  Cirsium vulgare Mildred Bush 1954-1-1 s.n. San Francisco Near Lake Merced, San Francisco Comment
  CAS-BOT-BC285845  Cirsium vulgare John H. Thomas 1958-6-26 7278 San Francisco San Francisco. Vacant lot at intersection of Davidson Ave. and 3rd St. Comment
  CAS-BOT-BC285846  Cirsium vulgare E. E. Stanford 1926-10-12 50 San Joaquin Near Stockton Comment
  CAS-BOT-BC285848  Cirsium vulgare Clare B. Hardham 1958-9-22 3977 San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  CAS-BOT-BC285849  Cirsium vulgare Ernest C. Twisselmann 1970-9-17 17504 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Loffaly Spring, hills at the head of Palo Prieta Canyon 685 Comment
  CAS-BOT-BC285850  Cirsium vulgare Ernest C. Twisselmann 1970-9-17 17504 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Loffaly Spring, hills at the head of Palo Prieta Canyon 685 Comment
  CAS-BOT-BC285851  Cirsium vulgare Ernest C. Twisselmann No date on label 6350 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake, eastern San Luis Oibispo County 594 Comment
  CAS-BOT-BC285852  Cirsium vulgare Clare B. Hardham 1958-7-1 3747 San Luis Obispo Santa Lucia Mountains. Headwaters of south fork of Old Creek Comment
  CAS-BOT-BC285853  Cirsium vulgare Ernest Brown 1969-7-23 s.n. San Luis Obispo Lucy Brown Place, hills west of Palo Prieta Canyon, eastern San Luis Obispo County Comment
  CAS-BOT-BC285854  Cirsium vulgare Ernest Brown 1969-7-23 s.n. San Luis Obispo Lucy Brown Place, hills west of Palo Prieta Canyon, eastern San Luis Obispo County Comment
  CAS-BOT-BC285855  Cirsium vulgare Ernest C. Twisselmann 1961-6-30 6350 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake, eastern San Luis Obispo County 594 Comment
  CAS-BOT-BC285857  Cirsium vulgare Clare B. Hardham 1958-9-22 3976 San Luis Obispo Santa Lucia Mountains. Headwaters of San Bernardo Creek Comment
  CAS-BOT-BC285858  Cirsium vulgare R. F. Hoover 1964-7-11 9163 San Luis Obispo Edna marsh Comment
  CAS-BOT-BC285859  Cirsium vulgare Ira L. Wiggins 1977-7-23 22189 San Mateo Northerly side of San Francisquito Creek stream bed, ca 150 m upstream from Pope Street bridge, Menlo Park Comment
  CAS-BOT-BC285860  Cirsium vulgare Ira L. Wiggins 1977-7-23 22189 San Mateo Northerly side of San Francisquito Creek stream bed, ca 150 m upstream from Pope Street bridge, Menlo Park Comment
  CAS-BOT-BC285861  Cirsium vulgare Ira L. Wiggins 1977-7-23 22189 San Mateo Northerly side of San Francisquito Creek stream bed, ca 150 m upstream from Pope Street bridge, Menlo Park Comment
  CAS-BOT-BC285862  Cirsium vulgare Otto T. Solbrig 1958-8-3 2920 San Mateo On Highway 5, Crystal Spring Lake 30 Comment
  CAS-BOT-BC285863  Cirsium vulgare John H. Thomas 1963-5-20 10107 A San Mateo Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz Comment
  CAS-BOT-BC285864  Cirsium vulgare John H. Thomas 1963-7-19 10198 San Mateo Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz Comment
  CAS-BOT-BC285865  Cirsium vulgare Cherie Wetzel 1969-7-28 996 San Mateo Near Canada College, Redwood City, just off of Farm Hill Blvd. Comment
  CAS-BOT-BC285866  Cirsium vulgare Ned Cahill 1974-10-8 380 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  CAS-BOT-BC285867  Cirsium vulgare J. P. Rose 1907-9-28 s.n. San Mateo Near Cooley's Landing Comment
  CAS-BOT-BC285868  Cirsium vulgare Phillip C. Wheeler 1965-8-14 s.n. San Mateo San Bruno Mountain. Brisbane Lagoon Comment
  CAS-BOT-BC285869  Cirsium vulgare George Oberlander 1949-8-20 335 San Mateo San Francisco Watershed Reserve. Sawyer Ridge Comment
  CAS-BOT-BC285870  Cirsium vulgare Ned Cahill 1975-1-18 398 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  CAS-BOT-BC285871  Cirsium vulgare Elizabeth McClintock 1967-9-24 s.n. San Mateo San Bruno Mountain. Crocker Avenue Comment
  CAS-BOT-BC285872  Cirsium vulgare Bellue 1952-11-14 s.n. Santa Clara Burchell Rd, off Hecker Pass near Gilroy Comment
  CAS-BOT-BC285873  Cirsium vulgare A. D. E. Elmer 1903-8-1 5013 Santa Clara Wrights Comment
  CAS-BOT-BC285874  Cirsium vulgare J. H. Thomas 1964-8-20 10461 Santa Clara Stanford University Campus. In front of Jordan Hall Comment
  CAS-BOT-BC285875  Cirsium vulgare John H. Thomas 1958-8-16 7417 Santa Clara Stanford University Campus. In front of Jordan Hall Comment
  CAS-BOT-BC285876  Cirsium vulgare John H. Thomas 1960-7-17 s.n. Santa Clara Along Junipero Serra Blvd. near Frenchman's Road, Stanford University Campus 60 Comment
  CAS-BOT-BC285878  Cirsium vulgare Josephine D. Randall 1907-9-28 s.n. Santa Clara Santa Cruz Peninsula. Near Cooley's Landing, Palo Alto Comment
  CAS-BOT-BC285879  Cirsium vulgare W. R. Dudley 1908-10-10 s.n. Santa Clara North of Chittenden depot Comment
  CAS-BOT-BC285881  Cirsium vulgare Kinney 1903-10-4 s.n. Santa Clara 3 miles north east of San Jose [Jose] Comment
  CAS-BOT-BC285882  Cirsium vulgare Robert Martineau 1974-7-16 391 Santa Clara Foothills 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 548 Comment
  CAS-BOT-BC285883  Cirsium vulgare Bellue 1952-11-14 s.n. Santa Clara Burchell Rd, off Hecker Pass near Gilroy Comment
  CAS-BOT-BC285888  Cirsium vulgare David D. Keck 1934-7-21 2980 Santa Cruz 1 mi. S. of Woodwardia (4 mi. N. of Glenwood), near the crest of the Santa Cruz Mountains Comment
  CAS-BOT-BC285890  Cirsium vulgare Lewis S. Rose 1945-9-2 45220 Shasta 1 mi. se. of Doyles Corner 975 Comment
  CAS-BOT-BC285891  Cirsium vulgare Grant 1902-9-13 5224 Shasta Sisson Comment
  CAS-BOT-BC285892  Cirsium vulgare A. A. Heller 1920-8-11 13501 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  CAS-BOT-BC285893  Cirsium vulgare W. B. Cooke; V. G. Cooke 1962-8-19 33550 Siskiyou Memorial Highway, Mt. Shasta Comment
  CAS-BOT-BC285894  Cirsium vulgare Doris K. Kildale 1928-7-1 5321 Siskiyou Forks of Salmon, Salmon River Comment
  CAS-BOT-BC285895  Cirsium vulgare Peter Rubtzoff 1951-8-4 568 Sonoma Pitkin Marsh, near Forestville. Southern half of Lower Marsh Comment
  CAS-BOT-BC285896  Cirsium vulgare John Thomas Howell 1946-8-17 22865 Sonoma Cunningham Marsh Comment
  CAS-BOT-BC285897  Cirsium vulgare Mary P. Wells 1981-7-2 s.n. Sonoma Off end of Galleon's Reach, The Sea Ranch Comment
  CAS-BOT-BC285899  Cirsium vulgare John Thomas Howell; Gordon H. True 1968-5-12 44233 Tulare Brush Creek Canyon, Kern Plateau 1402 Comment
  CAS-BOT-BC285900  Cirsium vulgare Ernest C. Twisselmann 1964-7-23 9825 Tulare Slope southwest of Dunlap Meadow 1981 Comment
  CAS-BOT-BC285902  Cirsium vulgare Mary Ann Henry 1982-9-16 s.n. Tulare SW of HQ's Comment
  CAS-BOT-BC285905  Cirsium vulgare Mrs. W. J. Williamson 1919-7-1 286 Tuolumne McAllister Flat slopes of Fable Mt. Comment
  CAS-BOT-BC285906  Cirsium vulgare Ira L. Wiggins 1965-8-28 20249 Tuolumne 0.5 miles northwest of Confidence along Forest Service road to the edge of Twain Hart [Harte] and Columbia Comment
  CAS-BOT-BC285907  Cirsium vulgare Peter H. Raven; Henry J. Thompson 1959-9-27 14521 Ventura Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). North-west side of Lake Sherwood 291 Comment
  CAS-BOT-BC285908  Cirsium vulgare Eben McMillan 1970-8-22 SM 62 Ventura Taft Ranch at the top of Sulphur Mountain, 4 miles southeast of Ojai 822 Comment
  CAS-BOT-BC285909  Cirsium vulgare Eben McMillan 1970-8-22 SM 62 Ventura Taft Ranch at the top of Sulphur Mountain, 4 miles southeast of Ojai 822 Comment
  CAS-BOT-BC285912  Cirsium vulgare J. Ewan 1931-10-11 5252 Ventura East end of Hidden Valley, Santa Monica Mts. Comment
  CAS-BOT-BC285915  Cirsium vulgare J. Ewan 1931-10-11 5252 Ventura East end of Hidden Valley, Santa Monica Mts. Comment
  CAS-BOT-BC344846  Cirsium vulgare Peter Rubtzoff 1972-9-20 6942 El Dorado U.C. Blodgett Forest Research Station: Area along Mutton Creek, south of Country Road, 0.15 miles south of County Road (gate). 1274 Comment
  CATA3059  Cirsium vulgare Vyki L. Englert, Charlie de la Rosa 2011-3-16 044 Los Angeles Santa Catalina Island: USC Marine Institution, Big Fisherman's Cove in Two Harbors, behind handicapped accessible ramp housing unit along cement drainage 0 Comment
  CDA19008  Cirsium vulgare McFadden 2000-8-1 PDR 1218990 Fresno San Joaquin Valley; on the N side of Friant Kern Canal in the vicinity of Clovis. 0 Comment
  CDA19009  Cirsium vulgare McFadden 2000-8-1 PDR 1218991 Fresno San Joaquin Valley; on the N side of Friant Kern Canal in the vicinity of Clovis. 0 Comment
  CDA19742  Cirsium vulgare unknown Mendocino Northern California; Rockport. 0 Comment
  CDA20061  Cirsium vulgare P. Nilles, J. Miller 2002-8-13 PDR P 096788 Glenn Northern California; in Mendocino N.F. 0 Comment
  CDA31792  Cirsium vulgare G. D. Barbe & Phyllis Hiatt 1979-5-1 Mendocino Along south edge of Hwy 128 between mile posts 5.47 and 5.57. 0 Comment
  CDA36034  Cirsium vulgare CDFA Staff 1978-8-31 Shasta Viola. 0 Comment
  CDA42837  Cirsium vulgare H. Bloo, B. Voorhees 2002-9-5 PDR 1174351 Butte Sacramento Valley; Rough area adjacent to fairway at Bidwell Golf Course. 0 Comment
  CDA43127  Cirsium vulgare David J. Keil 1991-10-26 22637 Santa Barbara Vandenberg Air Force Base, North Base. Barka Slough, near eastern boundary of base along San Antonio Creek. 0 Comment
  CDA7421  Cirsium vulgare George Garrettson 1954-7-7 Los Angeles Puente Hills. 0 Comment
  CDA7422  Cirsium vulgare Hibbs 1957-8-6 Los Angeles 17100 Bloomfield. 0 Comment
  CDA7423  Cirsium vulgare Hibbs 1957-8-6 Los Angeles 17100 Bloomfield. 0 Comment
  CDA7426  Cirsium vulgare R. K. Oishi 1998-10-11 29 San Luis Obispo On Pecho Valley Road, (ca) 1 mile south from the park ranger office in Montana de Oro National Park. Comment
  CDA7427  Cirsium vulgare Jack Hill 1957-7-3 Orange 0 Comment
  CDA7429  Cirsium vulgare T. C. Fuller 1962-8-3 9501 Siskiyou Siskiyou Mountains: 200 yards up Raggedass Gulch, east of Beaver Creek, 5 miles north of the Klamath River. 0 Comment
  CDA7430  Cirsium vulgare J. Kenyon 1991-3-21 San Diego San Diego. 0 Comment
  CHSC116345  Cirsium vulgare CDFA Staff 1978-8-31 Shasta Viola. Comment
  CHSC116947  Cirsium vulgare Zachary Voigtman 2013-7-23 2013 -007 Shasta Hirz Bay Boat Ramp, 10 miles west of I-5 on Gilman Rd. 335 Comment
  CSUSB1504  Cirsium vulgare Michele Hill 1973-7-7 S. N. Mendocino Highway 101, 2 miles south of Laytonville 501 Comment
  HSC11999  Cirsium vulgare D. La Conte 1970-7-11 27 Humboldt Comment
  HSC24013  Cirsium vulgare Mary Katherine Wicksten 1971-6-30 142 San Mateo Huddart Park, by horse ring Comment
  HSC26754  Cirsium vulgare J. P. Smith, J. O. Sawyer 1971-9-18 4818 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  HSC40767  Cirsium vulgare R. York 1977-8-11 45 Amador Along Hwy. 88 1982 Comment
  HSC40834  Cirsium vulgare Thomas W. Nelson, James Nelson 1976-7-26 3028 Trinity Along 1S07 NE of Red Lassic 1677 Comment
  HSC46725  Cirsium vulgare William J. Ferlatte 1976-9-21 1832 Trinity Big Flat at head of Coffee Creek at site of Foote Cabin 1524 Comment
  HSC49595  Cirsium vulgare Linda M. Barker 1975-8-8 1223 Del Norte Old Gasquet Toll Road, 0.2 mi. N of southern entrance 145 Comment
  HSC5378  Cirsium vulgare W. R. Rogers 1965-9-1 253 Humboldt 2 mi. N of Arcatam W side of Hwy. 101 Comment
  HSC5381  Cirsium vulgare R. C. Wunner 1965-8-14 434 Siskiyou California Lava Beds National Monument; 2 mi. from Mammoth Crater on Rd. to SW entrance 1555 Comment
  HSC5384  Cirsium vulgare J. L. Baker 1965-4-13 48 Humboldt 4 mi. N of Arcata on North Bank Rd. Comment
  HSC5385  Cirsium vulgare J. W. Johnson 1961-9-10 1113 Humboldt Arcata, S of Dune 3 N, Christenson Farm, Samoa Pennisula Comment
  HSC59685  Cirsium vulgare George Kirn 1977-10-30 Humboldt Near rail bridge over Elk River 6 Comment
  HSC75274  Cirsium vulgare J. O. Sawyer, D. A. Thornburgh 1980-9-9 4081 Humboldt Mill Creek Lake and surrounding meadows Comment
  HSC83514  Cirsium vulgare Gladys L. Smith, Charles H. Smith 1983-8-3 8215 Mendocino Maycamas Mtns. E of Ukiah. Red Mtn. S 914 Comment
  HSC83632  Cirsium vulgare Gladys L. Smith 1981-7-26 7136 Mendocino On Mt. Sanhedrin, USFS Rd. 20N04 1585 Comment
  HSC89489  Cirsium vulgare P. A. Daly 1986-2-28 65 Humboldt Trinidad Head, along trail 61 Comment
  HSC91920  Cirsium vulgare E. Mackey 1986-10-7 Humboldt Patrick's Point State Park, near old road in dune area Comment
  HSC93529  Cirsium vulgare F. Bowcutt 1989-5-18 1177 Mendocino At trailhead to Jones Beach/Whale Gulch along road from Four Corners to Needle Rock Ranch House, 15 air mi. SWxW of Garberville. 67 Comment
  HSC96518  Cirsium vulgare Gordon Leppig 1998-8-23 1071 Humboldt Big Lagoon County Park, Big Lagoon Bog 3 Comment
  HSC98792  Cirsium vulgare Cara Witte 2007-7-26 588 Humboldt National Forest 1 on Kinsey Ridge. 1/4 mile south of intersection with 4N06. Near power poles. 1283 Comment
  IRVC28689  Cirsium vulgare A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25476 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  IRVC29775  Cirsium vulgare Mark A. Elvin, Steve Boyd, A. C. Sanders, D. Kelch, Larry Hendrickson 2006-12-8 5285 San Diego Warner Springs, Lake Henshaw Valley; SW of Palomar Mtn, along Pacific Crest Trail ca. 1.5 km W of Hwy 79. Peninsular Ranges 884 Comment
  JEPS121431  Cirsium vulgare Zachary Voigtman 2013-7-23 2013 -007 Shasta Hirz Bay Boat Ramp, 10 miles west of I-5 on Gilman Road. Comment
  JEPS30352  Cirsium vulgare Peter H. Raven 1962-7-14 18046 Los Angeles Botanic Garden, Claremont Claremont, Botanic Garden 320 Comment
  JROH638  Cirsium vulgare John H. Thomas 1974-6-30 17460 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  LA105097  Cirsium vulgare Barry A. Prigge; 1988-7-3 8163 Los Angeles Santa Monica Mountains, Calabasas, 0.2 mi E of N-jtn of Mulholland Hwy and Old Topanga Rd, 0.1 mi S of Calabasas High School 313 Comment
  LA14521  Cirsium vulgare Peter H. Raven; Henry J. Thompson 1959-9-27 14521 b Ventura SANTA MONICA MOUNTAINS, Hidden Valley, NW-side of Lake Sherwood. 291 Comment
  LA32108  Cirsium vulgare Peter H. Raven; Henry J. Thompson 1959-9-27 14521 b Ventura SANTA MONICA MOUNTAINS, Hidden Valley, NW-side of Lake Sherwood. 291 Comment
  OBI16714  Cirsium vulgare Robert F. Hoover 1964-7-11 9163 San Luis Obispo Edna marsh Comment
  OBI16715  Cirsium vulgare Lewis S. Rose 1960-9-24 60121 Mariposa Yosemite Natl Park. Crane Flat 1890 Comment
  OBI16718  Cirsium vulgare R. R. LaBelle 1967-10-10 42 San Luis Obispo Laguna Lake, Along N periphery of lake and in open field Comment
  OBI30109  Cirsium vulgare Melissa Luckow 1982-6-24 883 San Luis Obispo Cambria, jctn of Hwy 1 and rd to Black Mtn SE corner of rd Comment
  OBI32347  Cirsium vulgare David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15924 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  OBI42722  Cirsium vulgare Dave Morse 1972-8-12 o 10 Mendocino 2 mi W of Yorkville, on hwy 128 Comment
  OBI47533  Cirsium vulgare Deanna L. B. Montgmery 1986-7-20 5 Santa Barbara Palmer rd, 11 mi S of Santa Maria, 3 mi E of hwy 101. Unocal Private property 67 Comment
  OBI49614  Cirsium vulgare Steven A. Junak 1990-7-13 4413 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres NF. Santa Lucia Mts: W Cuesta rige, near N edge of Cuesta Ridge Botanical Area, along powerline access rd in small cyn between first and second high voltage tower E of W Cuesta Ridge rd, ca 1.3 mi S of Tassajera Crk rd. 549 Comment
  OBI49615  Cirsium vulgare Steven A. Junak 1990-7-12 4394 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres NF. Santa Lucia Mts: W Cuesta rige, near W end of Cuesta Ridge Botanical Area, along powerline access rd on E side of W Cuesta ridge rd (USFS rd #29S11.3), ca 5.9 mi W of hwy 101 722 Comment
  OBI49925  Cirsium vulgare David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18149 San Luis Obispo American Cyn area in La Panza Mts Comment
  OBI64209  Cirsium vulgare Margaret Przybylski, Kelly Fong 2003-11-22 44 Alameda The Oakland Zoo, lower park. In clearing, S side of crk 62 Comment
  OBI65730  Cirsium vulgare D. R. Miller 1994-7-12 794 -496 San Luis Obispo Pine Mt Region, On D.R. miller property on E slope of Pine Mt, Tobacco Crk drainage 732 Comment
  OBI6634  Cirsium vulgare Greg Hassen 1975-8-7 52 San Luis Obispo Poly Cyn, along stream, near bridge Comment
  PGM2218  Cirsium vulgare Vern Yadon 1981-7-23 Monterey Diablo Range, Parkfield @ Town of, Parkfield @ Town Comment
  PGM2352  Cirsium vulgare Vern Yadon 1983-7-4 Monterey Diablo Range, Priest Valley LeNeve Prop, 3.5 mi N Highway 198 along North Fork Rd Comment
  PGM5288  Cirsium vulgare Beatrice F Howitt 1955-7-24 0726 Monterey Monterey Peninsula, Pacific Grove, Forest Ave above David Ave Comment
  PGM789  Cirsium vulgare Helen Lind 1970-8-2 Monterey Northern Monterey County, Ft Ord, Mudhen Lake S shore Comment
  POM129213  Cirsium vulgare W. J. Williamson 1919-7-1 286 Tuolumne McAllister Flat, slopes of Table Mt. Comment
  POM161905  Cirsium vulgare Joseph P. Tracy 1921-9-4 5961 Trinity Burnt Ranch, at McDonald's 488 Comment
  POM180156  Cirsium vulgare J. Ewan 1931-10-11 5252 Ventura East end of Hidden Valley. Comment
  POM180913  Cirsium vulgare H. F. Copeland 1923-6-22 871 Butte Nelson Comment
  POM304701  Cirsium vulgare Henry J. Ramsey, Henry J. Ramsey 1939-10-12 195 Del Norte Smith River, near Crescent City Comment
  POM352186  Cirsium vulgare E. E. Stanford 1927-9-26 214 San Joaquin Stockton, near Louis Park Comment
  POM352187  Cirsium vulgare E. E. Stanford 1927-9-26 714 San Joaquin Stockton, near Louis Park Comment
  POM49406  Cirsium vulgare Miss Kinsey 1903-10-4 s.n. Santa Clara 3 miles NE of San Jose Comment
  RSA0046819  Cirsium vulgare Paul Neipp 1994-5-19 33 Los Angeles Directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  RSA0097634  Cirsium vulgare Steven A. Junak 2000-6-8 6609 Santa Barbara San Miguel Island. Along S side of Point Bennett trail, about 0.55 mi SSW of summit of Green Mtn. 182 Comment
  RSA0101058  Cirsium vulgare Jessica Orozco 2014-7-23 717 Tulare Tule River Indian Reservation. Solo peak road, past yellow gate, along ridgeline of Solo peak. 1988 Comment
  RSA0113026  Cirsium vulgare J. C. Roos 1955-8-8 6525 San Bernardino Loma Linda 320 Comment
  RSA0116937  Cirsium vulgare Lyman Benson 1943-9-2 11430 Lake Kelseyville. Mt. Range: Middle North Coast. Drainage Area: Clear Lake. 411 Comment
  RSA126668  Cirsium vulgare Peter H. Raven, H. J. Thompson 1959-9-27 14521 Ventura Santa Monica Mountains, north-west side of Lake Sherwood 291 Comment
  RSA127307  Cirsium vulgare J. T. Howell 1956-8-19 31781 San Francisco Third Street near Paul Ave. Comment
  RSA133282  Cirsium vulgare John H. Thomas 1958-6-26 7278 San Francisco Vacant lot at intersection of Davidson Ave. and 3rd St. 0 Comment
  RSA138099  Cirsium vulgare Mallory 1953-8-12 64 Santa Cruz Big Basin Redwood State Park; sewer plant on broad earth fill. Comment
  RSA155837  Cirsium vulgare Peter H. Raven 1962-7-14 18046 Los Angeles Weed in the Botanic Garden, Claremont. 320 Comment
  RSA155838  Cirsium vulgare Peter H. Raven 1962-7-14 18046 Los Angeles Weed in the Botanic Garden, Claremont. 320 Comment
  RSA155840  Cirsium vulgare Peter H. Raven 1961-8-24 16585 San Mateo East side of Crystal Springs Lake Comment
  RSA160471  Cirsium vulgare J. D. Olmsted 1959-9-11 956 Inyo 1 mile W of Bishop on main road up Bishop Creek to Lake Sabrina, Sierra Nevada; drainage area: Owens River. 1311 Comment
  RSA177073  Cirsium vulgare John H. Thomas 1964-8-20 10461 Santa Clara Stanford University, in front of Jordan Hall Comment
  RSA181508  Cirsium vulgare I. L. Wiggins 1965-8-28 20249 Tuolumne 0.5 miles NW of Confidence along Forest Service Road to the edge of Twain Hart and Columbia. Comment
  RSA187765  Cirsium vulgare R. F. Thorne 1966-9-14 36627 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  RSA212627  Cirsium vulgare Ernest Brown 1969-7-23 s.n. San Luis Obispo Lucy Brown Place, hills west of Palo Preita Canyon, eastern part of county Comment
  RSA216633  Cirsium vulgare E. C. Twisselmann 1970-9-17 17504 San Luis Obispo Loffaly Spring, hills at the head of Palo Prieta Canyon 686 Comment
  RSA226897  Cirsium vulgare Mary DeDecker 1970-8-21 2566 Inyo Sierra Nevada: Parker Ranch; South Fork of Oak Creek. 1554 Comment
  RSA227037  Cirsium vulgare Mary DeDecker 1971-9-29 2879 Inyo Deep Springs Valley: East of lake, along fence near main spring. 1508 Comment
  RSA2300  Cirsium vulgare J. W. Blankinship 1928-8-11 s.n. Lake Kelseyville Comment
  RSA256427  Cirsium vulgare Robert A. Norris 1974-8-10 2159 San Francisco By roadside, Twin Peaks, San Francisco Comment
  RSA258369  Cirsium vulgare C. W. Tilforth 1972-4-28 s.n Los Angeles [Unspecified] Comment
  RSA297179  Cirsium vulgare Geo. D. Butler 1908-8-17 505 Siskiyou Along Creek, Butler's Ranch near Yreka Comment
  RSA297180  Cirsium vulgare Lincoln Constance 1934-6-11 853 Humboldt South Fork Eel River; Lower Look Prairie and Bull Creek Road to Dyerville Comment
  RSA354860  Cirsium vulgare C. F. Smith 1975-7-17 10926 Santa Barbara Large colony of Bull Thistle about edge of freshwater marsh in Price Canyon, NE of Los Alamos Comment
  RSA40410  Cirsium vulgare P. A. Munz 1948-8-13 12349 Humboldt Highway 229, 21 miles E of Blue Lake 762 Comment
  RSA40411  Cirsium vulgare P. A. Munz 1948-8-13 12349 Humboldt Highway 229, 21 miles E of Blue Lake 762 Comment
  RSA418966  Cirsium vulgare Lyman Benson 1928-7-12 417 Humboldt Weott Ranger Station, Seaward N. Coast Mt. Range, South Fork Eel River Watershed. 61 Comment
  RSA418967  Cirsium vulgare Arthur L. Cohen 1935-9-1 752 Kern Bakersfield. Kern River Watershed. 122 Comment
  RSA43835  Cirsium vulgare H. M. Pollard 1948-8-9 s.n. Humboldt Camp Creek, near Orleans. Comment
  RSA439219  Cirsium vulgare Robert Gustafson 1980-7-9 1801 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA439220  Cirsium vulgare D. A. Young 1969-5-24 p 476 Los Angeles 1/2 mile from gate 6 of Puddingstone State Park off of San Dimas Ave in a canyon 300yards, NW of road. 305 Comment
  RSA47110  Cirsium vulgare Doris K. Kildale 1925-9-22 1323 Humboldt Fickle Hill above Arcata Comment
  RSA533477  Cirsium vulgare Timothy S. Ross 1991-4-21 4564 Los Angeles Whittier Hills (Puente Hills, pro parte) Skyline Drive at the head of Turnbull Canyon 354 Comment
  RSA533524  Cirsium vulgare Timothy S. Ross 1991-3-9 4171 Los Angeles Whittier Hills (Puente Hills, proparte) seepage. ca. 300ft. SW of Colima road & Camino del Sur. 213 Comment
  RSA547811  Cirsium vulgare Timothy S. Ross, Peter W. Fritsch 1990-6-20 3613 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA550682  Cirsium vulgare Timothy S. Ross, Annette Ross 1991-7-29 5725 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  RSA574947  Cirsium vulgare R. G. Swinney 1993-10-8 2664 San Bernardino Controversy Spring, at head of Cajon Canyon, SE of Mt. Top jct., .5 miles S of Hwy 138 on FS rd 3N37. 1402 Comment
  RSA584162  Cirsium vulgare R. G. Swinney 1993-7-16 2496 San Bernardino San Gabriel Mountains. San Sevaine Flats, near well 1622 Comment
Read comments Oct 26 2009
  RSA59113  Cirsium vulgare E. K. Balls 1950-8-30 15517 Plumas Just west of Feather River Experiment Station. 4 miles north of Quincy. 1067 Comment
  RSA594402  Cirsium vulgare Steve Boyd, Lauren Raz 1996-10-14 9079 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  RSA601019  Cirsium vulgare L. C. Wheeler 1967-5-13 9518 Los Angeles San Gabriel Mountains. San Gabriel Canyon, near Ward's Grove. 266 Comment
  RSA608772  Cirsium vulgare Tina J. Ayers, Steven A. Junak, R. Scott 1989-9-12 794 Santa Barbara Santa Cruz Island, First major drainage W of Profile Point of N shore. Comment
  RSA609407  Cirsium vulgare L. C. Wheeler 1958-8-6 7366 Trinity Hayden Roughs, Blujay Mine. Comment
  RSA618116  Cirsium vulgare Mary DeDecker 1969-8-31 2395 Inyo Owens Valley-Manzanar: Locust Ditch north of Manzanar Road, between Manzanar airport and Owens River. 1143 Comment
  RSA618804  Cirsium vulgare Mary DeDecker 1971-9-29 2879 Inyo Deep Springs Valley: East of lake. 1508 Comment
  RSA628098  Cirsium vulgare Steven A. Junak 1992-6-15 523 Santa Barbara Santa Rosa Island, E end of island, at mouth of Old Ranch House Canyon, N side of brackish marsh. 8 Comment
  RSA629710  Cirsium vulgare L. C. Wheeler 1967-7-6 9926 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  RSA644335  Cirsium vulgare Steven A. Junak 1998-8-18 SR- 768 Santa Barbara Santa Rosa Island. Upper reaches of E fork of Wreck Canyon, upstream 164 Comment
  RSA658412  Cirsium vulgare Erinn Wilson 1996-4-26 14 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  RSA66364  Cirsium vulgare P. A. Munz 1951-7-19 16698 Trinity 1 mi. NW of Stuart Gap, North base of North Yolla Bolly Mts. 1402 Comment
  RSA708394  Cirsium vulgare L. M. Moe 2001-7-9 2160 Kern Plants of Ft. Tejon State Park. 1037 Comment
  SBBG129930  Cirsium vulgare S. A. Junak 2002-4-24 SR 983 Santa Barbara 1.3 mi W of intersection of Smith Hwy and Burma Rd 170 Comment
  SBBG14780  Cirsium vulgare P. H. Raven 1961-8-24 16585 San Mateo E side of Crystal Springs Lakes Comment
  SBBG94765  Cirsium vulgare J. Vanderwier 1982-7-12 89 Ventura Pacific Rd, near oxidation ponds; Pacific Missile Test Center Comment
  SBBG94800  Cirsium vulgare J. Vanderwier 1982-7-12 89 Ventura Pacific Rd, near oxidation ponds; Pacific Missile Test Center Comment
  SD30683  Cirsium vulgare Edith A. Purer 1933-8-13 5406 San Mateo Santa Clara Valley, near Baden Station. Comment
  SEINET10473712  Cirsium vulgare Mary Susan Taylor 1975-5-26 Taylor 589 Santa Clara Weed field, ca. 50 ft W of old Hwy 101, ca. 1 mi N of S edge of Morgan Hill city limits; with Rumex crispus, Tragopogon, Convolvulus, Lolium. 305 Comment
  SEINET10473713  Cirsium vulgare Mary Susan Taylor 1977-10-10 Taylor 1523 Butte Ca. 1 mi E of junction of Nelson West Road and Chico-Butte Hwy, on N side of Nelson West Road in large creek (drying area), ca. 23 mi S of Chico. 30 Comment
  SEINET10473714  Cirsium vulgare Mary Susan Taylor 1975-8-31 Taylor 878 Butte Riparian Woodland, on Ernies Island in Butte Creek, ca. 50 ft S of Humboldt Rd, ca. 0.5 mi E of Butte Meadows. 1341 Comment
  SEINET10907726  Cirsium vulgare Chester T. Dziekanowski, David B. Dunn; Charlene A. Bennett 1976-7-28 Dziekanowski 2468 Marin Collected in a valley pasture ca. 3 mi. SE of Lagunitas enroute to Fairfax. 274 Comment
  SEINET10940847  Cirsium vulgare David B. Dunn 1948-6-28 Dunn 3952 Inyo Bank of road at point where road approaches stream; southeast slope. On the way down from Onion Valley along Independence Creek from camp at approx. 9700 ft. to 2500 ft. to 3000 ft. elev. at the lower point. 914 Comment
  SEINET10971111  Cirsium vulgare Lowell Ahart 1983-9-4 Ahart 4387 Sutter Southeast of the Dean Cabin, Dean Ranch, Sutter Buttes, west of Marysville. Foothill Woodland; 250 m. 250 Comment
  SEINET10971112  Cirsium vulgare Mary Susan Taylor 1976-8-13 Taylor 1230 Monterey Abundant around fountain, SE corner of junction of Olmstead Road and Aquajito Road, ca. 1 mi S of Monterey Airport. Comment
  SEINET11834278  Cirsium vulgare J. I. Mallory 1957-1 s.n. Tehama 0.16 mi WSW of Mill Creek Store, Lassen National Forest 1402 Comment
  SEINET11834687  Cirsium vulgare E. H. Graham 1931-1 6927 San Mateo Ano Nuevo Pt., S of San Francisco Comment
  SEINET11835159  Cirsium vulgare M. T. Doutt 1930-1 16 Alameda Strawberry Canyon, Berkeley Comment
  SEINET11841244  Cirsium vulgare E. H. Graham 1931-1 6863 Marin Point Reyes, camp near blacksmith shop Comment
  SEINET11843056  Cirsium vulgare Unknown 1983-1 4989 Contra Costa Castro Ranch Rd between Hillside St. & Alhambra Valley Rd Comment
  SEINET12899829 Image available Cirsium vulgare L. C. Wheeler 1968-1 Unknown Comment
  SEINET12899830 Image available Cirsium vulgare L. C. Wheeler 1968-1 Unknown Comment
  SEINET12899831 Image available Cirsium vulgare L. C. Wheeler 1967-1 9518 Unknown Comment
  SEINET12899832 Image available Cirsium vulgare S. White 1992-1 92 -410 Unknown Comment
  SEINET12899833 Image available Cirsium vulgare F. E. Drouet, D. Richards 1941-1 4200 Unknown Comment
  SEINET12899834 Image available Cirsium vulgare A. A. Heller 1920-1 13501 Unknown Comment
  SEINET204246  Cirsium vulgare Jack L. Reveal 1166 Mono Black Point Comment
  SEINET269833  Cirsium vulgare Miles Fellows 1981-5-7 San Bernardino Lytle Creek Wash near El Rancho Golf Course 448 Comment
  SEINET3828594  Cirsium vulgare G. K. Helmkamp, E. A. Helmkamp 2010-1 16995 Amador Northern Sierra Navada Mountains Foothills; Shake Ridge Road, 1.1 mi southwest of its junction with Hale Road, 2.5 mi northwest (285*) of Volcano 1000 Comment
  SEINET5506075 Image available Cirsium vulgare Archie S. Mossman 1950-7-22 43 Alameda Berkeley Campus; W of Forestry Bldg 91 Comment
  SEINET5506122 Image available Cirsium vulgare H. F. Copeland 1923-6-22 871 Butte Nelson Comment
  SEINET7249122  Cirsium vulgare George K. Helmkamp, Amy Barnes 2013-1 Calaveras Comment
  SEINET7836868 Image available Cirsium vulgare C. N. Saulisberry 1949-9-4 50 Alpine 3 miles north of Markleeville, along highway 1677 Comment
  SJSU11886  Cirsium vulgare H. T. Harvey 1974-8-16 Tulare Redwood Mountain Grove, Sequoia National Park 1645 Comment
  SJSU704  Cirsium vulgare A. W. Jacobs 1941-7-27 Sonoma W bank, Russian River near Hilton Comment
  UC123733  Cirsium vulgare H. A. Walker 1907-7-7 654 Alameda Comment
  UC1368545  Cirsium vulgare Annie M. Alexander and Louise Kellogg 1944-9-7 4240 Alpine w Sonora Pass road 2255 Comment
  UC1595226  Cirsium vulgare Tim Ross and Peter Fritsch 1990-6-20 3613 Los Angeles mouth of Burro Canyon (near the confluence of the e and w forks of the San Gabriel Rvier); San Gabriel Mountains, San Gabriel River 445 Comment
  UC1614556  Cirsium vulgare Charles M. Belshaw 1934-9-14 169 Alameda mouth of Strawberry Canyon, Berkeley, near first bridge on path to Strawberry Pool 30 Comment
  UC1614602  Cirsium vulgare Charles M. Belshaw 1934-11-1 271 Alameda Berkeley; upper Skyline ridge, Strawberry Canyon 365 Comment
  UC1934561  Cirsium vulgare M. E. W. Frank 1965-7-28 138 Santa Clara By roas to San Jose Water Reservoir Comment
  UCD128694  Cirsium vulgare Bryan Drew 2003-10-10 s.n. Fresno Sierra National Forest, Teakettle Experimental Forest. UC3. Comment
  UCD130435  Cirsium vulgare Frederica Bowcutt 1987-5-28 1024 Mendocino Sinkyone Wilderness State Park; old town site of Wheeler at the confluence of Jackass Creek and the North Fork. SE of Bear Harbor 2 air miles. Old home sites. 0 Comment
  UCD130439  Cirsium vulgare Frederica Bowcutt 1994-7-5 1928 Sonoma Sugarloaf Ridge State Park; about 50 air miles N of San Francisco, 10 air miles E of Santa Rosa, 1.5 air miles N of Kenwood and 18 air miles NW of Napa. Adobe Canyon N of Sonoma Creek about 30 feet, 50 feet south of campfire center. 387 Comment
  UCD130441  Cirsium vulgare Beecher Crampton 1960-11-22 5803 Mendocino UC Hopland Field Station Vassar Corner meadow. Comment
  UCD130446  Cirsium vulgare G. F. Hrusa 1992-8-26 9549 San Joaquin Caswell Memorial State Park, in western park of park. Comment
  UCD130816  Cirsium vulgare R. E. Nelson 1956-7-3 192 a Humboldt 1.5 miles south of Brush Mountain in vicinity of Salyer , Six Rivers National Forest. 792 Comment
  UCD130818  Cirsium vulgare J. I. Mallory 1957-8-28 168 Tehama one-sixth mile west of southwest Mill Creek Store, Lassen National Forest. 1402 Comment
  UCD130819  Cirsium vulgare P. B. Kennedy 1920-7-24 s.n. Alameda Berkeley, campus. Comment
  UCD130820  Cirsium vulgare Malcolm A. Nobs; S. Galen Smith 1948-7-15 143 Merced Big Water Club, east of Gustine. Comment
  UCD130822  Cirsium vulgare W. R. Powell 1968-9-13 1611 Tulare junction new road opposite conservation camp, Mt. Home State Forest. 1341 Comment
  UCD130823  Cirsium vulgare Otto T. Solbrig 1958-8-3 2920 San Mateo near road on Highway 5, Crystal Spring Lake. 30 Comment
  UCD130824  Cirsium vulgare Emily McPherson 1975-9-9 72 Nevada west side Canyon 24 near interstate hwy at Nevada-California border. 1524 Comment
  UCD130828  Cirsium vulgare Collector Unknown Date Unknown s.n. Unknown County Unknown: Exact location unknown. Comment
  UCD130830  Cirsium vulgare Ernest C. Twisselmann Date Unknown 6350 San Luis Obispo Eastern San Luis Obispo County: Grant's Lake. 594 Comment
  UCD34110  Cirsium vulgare Beecher Crampton 1976-7-21 9403 Yolo UC Davis campus, Agricultural Practices area. Comment
  UCD41065  Cirsium vulgare Carol W. Witham 2003-8-8 996 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD62248  Cirsium vulgare B. Harbert 2007-10-3 101 Sacramento SACRAMENTO COUNTY: Cosumnes River Preserve, Restoration Forest. On west side of road separating Tall Forest and Restoration Forest. Comment
  UCSB15705  Cirsium vulgare Breedlove, Dennis 1961-12-31 Marin Point Reyes, 13 mi. W of Inverness 18 Comment
  UCSB43138  Cirsium vulgare Fletcher, Martin 1979-9-30 Santa Barbara 0.1 mile north of Rancho Real up Canada de Sacate 24 Comment
  UCSB45711  Cirsium vulgare Welton, P. 1983-7-28 Santa Barbara South of Lake Los Carneros, Goleta; Lake Los Carneros County Park Comment
  UCSB45719  Cirsium vulgare Welton, P. 1983-7-28 Santa Barbara 110 m. south of Carneros Dam, Goleta; Lake Los Carneros County Park Comment
  UCSB57762  Cirsium vulgare Pang, Benton 1988-5-8 Ventura Emma Wood State Beach picnic area, 100 yards west of railroad tracks in Coastal Sage Scrub 6 Comment
  UCSB60016  Cirsium vulgare Ryan, P.; Parikh, Anuja 1988-5-7 Santa Barbara N side of Bradbury Dam near picnic area/boat dock, Lake Cachuma 228 Comment
  UCSB60094  Cirsium vulgare Ryan, P.; Penkala, B. 1987-7-22 Santa Barbara East end of Lake Cachuma, 6 miles east of Bradbury Dam 231 Comment
  UCSB69263  Cirsium vulgare Schmalzer, P.; Hickson, D. 1987-5-19 Santa Barbara LaSalle Canyon Road area; Vandenberg Air Force Base Comment
  UCSB71352  Cirsium vulgare Orr, Bruce 1980-9-2 Mono Eastern Sierra Nevada, Convict Creek, UC Sierra Nevada Aquatic Research Lab, Mt. Morrison Rd, 0.8 mi NW of intersection with Hwy 395 2156 Comment
  UCSB71601  Cirsium vulgare Magney, David; Wellonen, C. 2001-4-2 Santa Barbara Outer South Coast Ranges; Orcutt Quad., T9N, R35W, Punta De La Laguna, San Bernardino BM; between Solomon and Black Roads (~280-ac site); N of SR1, S of Santa Maria Airport, W of Orcutt 49 Comment
  UCSC009563  Cirsium vulgare D. Styer 2014-8-20 827 Monterey Ft. Ord National Monument (Region K10, Upper Pilarcitos Pond) Comment
  YM-YOSE63752  Cirsium vulgare Enid Michael 1928-8-13 Mariposa YOSEMITE VALLEY, LEIDIG MEADOW 1219 Comment
  YM-YOSE63753  Cirsium vulgare Carl W. Sharsmith 1940-8-25 4234 Mariposa WAWONA 1280 Comment
  YM-YOSE63754  Cirsium vulgare Enid Michael 1927-8-15 560 Tuolumne HETCH-HETCHY Comment



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