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

Please cite data retrieved from this page:
Biodiversity data provided by the participants of the Consortium of California Herbaria (Accessed through CCH1 Data Portal, ucjeps.berkeley.edu/consortium/, 2024 February 23.

Literature Citation:
CCH1 Portal. 2024. Biodiversity data provided by the participants of the Consortium of California Herbaria (https://ucjeps.berkeley.edu/consortium/ Accessed on February 23).

Records are made available under the CCH Data Use Terms.

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


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(Note: records without coordinates will be filtered out of all queries sent to BerkeleyMapper)


An accepted name was found

BM TABFILE==>CHC_1708712362_UCJEPS.txt

— 694 specimen records retrieved (75 without coordinates)
Results for search: Scientific name=ceanothus spinosus (including synonyms);

Query finished in — 0.57 processing seconds

block 1 (page start-up): 0.01 processing seconds block 2 (create new array with only records present in each array): 0.04 processing seconds block 3 (time between query start and query finish): 0.56 processing seconds block 4 (time between query finish and last record displayed in search list): 0.00 processing seconds
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  F     CCH1_AIDherbscientific namecollectorcoll. num.formatted datecountyelev. (M)locality
        A00425290 A Ceanothus spinosus NULL NULL 1916-03-28   Unknown NULL Santa Monica Mts.
        A00425293 A Ceanothus spinosus G. Newell NULL 1913-08-01   San Diego NULL San Ysidro
        A00425294 A Ceanothus spinosus I. W. Clokey ; B. C. Templeton 4438 1929-03-01   Los Angeles 250 Mandeville Canyon, Santa Monica Mountains
        A00425302 A Ceanothus spinosus H. M. Pollard NULL 1945-02-10   Ventura NULL Matilija Canyon
        A00425306 A Ceanothus spinosus L. Abrams 1252 1901-04-03   Los Angeles NULL Santa Monica Mts.
        A00425307 A Ceanothus spinosus T. S. Brandegee 13 1889-05-01   Santa Barbara NULL [no additional data]
        A00425308 A Ceanothus spinosus C. S. Sargent NULL 1894-03-16   Santa Barbara NULL Cooper′s Ranch
        A00425309 A Ceanothus spinosus F. Franceschi 13 1894-04-04   Santa Barbara NULL [no additional data]
        A00425310 A Ceanothus spinosus C. S. Sargent NULL 1894-03-15   Santa Barbara NULL Hot Spring Canon
        A00425311 A Ceanothus spinosus T. S. Brandegee 13 1859-05-01   Santa Barbara NULL [no additional data]
        A00425312 A Ceanothus spinosus F. Franceschi NULL 1894-05-01   Santa Barbara 1524 S. Rafael Mts.
        A00425313 A Ceanothus spinosus G. Engelmann NULL 1880-09-01   Unknown NULL Santa Monica Mountains
        A00425314 A Ceanothus spinosus A. Eastwood 22 1908-04-21   Santa Barbara NULL Mission Cnayon
        A00425315 A Ceanothus spinosus L. Abrams 3115 1902-03-11   Los Angeles NULL Sepulveda Canyon, Santa Monica mts.
        A00425316 A Ceanothus spinosus C. C. Epling ; L. Ellison NULL 1929-03-16   Los Angeles NULL Topango Canyon
        A00425317 A Ceanothus spinosus G. B. Grant NULL 1903-04-25   Santa Barbara NULL [no additional data]
        A00425318 A Ceanothus spinosus F. G. Woodcock 753 NULL   San Diego NULL Golden Hill Drive
        A00425319 A Ceanothus spinosus J. T. Howell 3375 1928-03-04   Los Angeles NULL Santa Monica Mts., near Santa Monica
        A00425320 A Ceanothus spinosus A. Eastwood 5060 1916-04-20   Santa Barbara NULL Montecito
        A00425327 A Ceanothus spinosus M. F. Spencer 28 1922-08-01   Unknown NULL Laguna Grade
        A00425328 A Ceanothus spinosus L. Abrams 1252 1901-04-03   Los Angeles NULL Santa Monica Mts.
        A00425329 A Ceanothus spinosus P. A. Munz ; R. D. Harwood 3950 1920-05-15   Los Angeles NULL Santa Monica Mts., Sepulveda Canyon
        A00425330 A Ceanothus spinosus J. G. Jack NULL 1907-07-05   Santa Barbara NULL [no additional data]
        A00425331 A Ceanothus spinosus F. Franceschi NULL 1894-05-01   Unknown 609 Santa Inez River
        A00425495 A Ceanothus spinosus Mrs. Dr. Bancroft 753c 1919-06-01   San Diego NULL Natural History Reserve, Laguna Mts.
        AHUC102658 DAV Ceanothus spinosus J. Street s.n. 1950-03-25   Ventura 457 Ventura County: 10 mi. E. of Oxnard.
        AHUC102662 DAV Ceanothus spinosus R. Tofsrud s.n. 1951-04-01   Ventura NULL Ventura County: Mts. N. of Ventura.
        CAS-BOT47965 CAS Ceanothus spinosus var. palmeri Wolf, Carl B. 5158 1933-07-01   El Dorado 457 W. slope Sierra Nevada. 2 1-2 miles from Rescue on the road to Placerville.
        CAS-BOT52976 CAS Ceanothus spinosus Pollard, Henry M. s.n. 1958-03-09   Santa Barbara NULL San Roque Canyon
        CAS-BOT52977 CAS Ceanothus spinosus Rock, J. F. s.n. 1917-06-01   Santa Barbara NULL Santa Barbara
        CAS-BOT52978 CAS Ceanothus spinosus Newell, Gwendolan s.n. 1913-08-01   Santa Barbara NULL Prado Ranch
        CAS-BOT52979 CAS Ceanothus spinosus Bailey, Vernon O.; Merriam, C. Hart s.n. 1911-10-08   Santa Barbara NULL Santa Ynez Mts.
        CAS-BOT53004 CAS Ceanothus spinosus Abrams, Le Roy 1854 1901-06-16   Orange NULL Trabuco Canyon
        CAS-BOT53005 CAS Ceanothus spinosus Everett, P. C. 7241 1935-06-19   Orange 487 Santa Ana Mts., Trabuco Canyon, 1-8 mi. below (W.) Forest Service Patrol Station
        CAS-BOT53006 CAS Ceanothus spinosus Wolf, Carl B. 10896 1941-06-27   Orange 274 Santa Ana Mts., San Juan Canyon, Ortega Highway 1 5-10 mi. W. of Riverside Co. line
        CAS-BOT53007 CAS Ceanothus spinosus Wolf, Carl B. 7950 1936-06-17  ? Orange 274 Santa Ana Mts., along Ortega Highway, San Juan Canyon, 2-10 mi. W. of Riverside Co. line
        CAS-BOT53008 CAS Ceanothus spinosus Wolf, Carl B. 7950 1936-06-17  ? Orange 274 Santa Ana Mts., along Ortega Highway, San Juan Canyon, 2-10 mi. W. of Riverside Co. line
        CAS-BOT53009 CAS Ceanothus spinosus Jones, Marcus E. s.n. 1929-04-06   Santa Barbara NULL Carpinteria
        CAS-BOT53010 CAS Ceanothus spinosus McMinn, H. E. 1058a 1923-06-15   Santa Barbara NULL Gaviota Pass
        CAS-BOT53011 CAS Ceanothus spinosus McMinn, H. E. 1058b 1923-06-15   Santa Barbara NULL Gaviota Pass
        CAS-BOT53012 CAS Ceanothus spinosus McMinn, H. E. 1077b 1923-06-17   Santa Barbara NULL Rattlesnake Canyon near bridge
        CAS-BOT53013 CAS Ceanothus spinosus Brandegee, T. S. s.n. 1889-05-01   Santa Barbara NULL NULL
        CAS-BOT53014 CAS Ceanothus spinosus Brandegee s.n. 1889-05-01   Santa Barbara NULL NULL
        CAS-BOT53015 CAS Ceanothus spinosus Abrams, L. R. s.n. 1909-03-06   Santa Barbara NULL Mission Canyon
        CAS-BOT53016 CAS Ceanothus spinosus Abrams, L. R. 6537 1917-06-11   Santa Barbara NULL Gaviota Pass
        CAS-BOT53017 CAS Ceanothus spinosus Franceschi, E. 13 1894-04-04   Santa Barbara NULL Santa Barbara
        CAS-BOT53018 CAS Ceanothus spinosus McMinn, H. E. 1058d 1923-06-15   Santa Barbara NULL Gaviota Pass
        CAS-BOT53019 CAS Ceanothus spinosus Eastwood, Alice 5060 1916-04-20   Santa Barbara NULL Montecito
        CAS-BOT53020 CAS Ceanothus spinosus Howell, John Thomas 5183 1930-05-19   Santa Barbara NULL Gaviota Pass
        CAS-BOT53021 CAS Ceanothus spinosus Brandegee 13 1889-05-01   Santa Barbara NULL Sant Barbara
        CAS-BOT53022 CAS Ceanothus spinosus Brandegee 13 1889-05-01   Santa Barbara NULL Sant Barbara
        CAS-BOT53023 CAS Ceanothus spinosus Brandegee 13 1889-05-01   Santa Barbara NULL Sant Barbara
        CAS-BOT53024 CAS Ceanothus spinosus Brandegee 13 1889-05-01   Santa Barbara NULL Sant Barbara
        CAS-BOT53025 CAS Ceanothus spinosus Newell, Gwendolan s.n. 1913-08-01   Santa Barbara NULL San Ysidro Ranch
        CAS-BOT63276 CAS Ceanothus spinosus Pollard, Henry M. s.n. 1945-02-10   Ventura NULL Matilija Canyon.
        CAS-BOT63277 CAS Ceanothus spinosus Pollard, Henry M. s.n. 1945-02-04   Ventura NULL Maricopa Rd. Matilija Canyon.
        CAS-BOT63278 CAS Ceanothus spinosus Pollard, Henry M. s.n. 1968-03-21   Ventura NULL Bank of Ventura River near Foster Park bridge, Foster Park.
        CAS-BOT63279 CAS Ceanothus spinosus Pollard, Henry M. s.n. 1972-03-30   Ventura NULL Flood-plain of Ventura River at Foster Park bridge, Foster Park.
        CAS-BOT63280 CAS Ceanothus spinosus Hubby, Frank W. s.n. 1894-04-01   Ventura NULL Matilija Canyon.
        CAS-BOT63281 CAS Ceanothus spinosus Eastwood, Alice 4947 1916-04-16   Ventura NULL Nordhoff.
        CAS-BOT63282 CAS Ceanothus spinosus Howell, John Thomas 3744 1928-04-21   Ventura 45 Above lagoon at Pt. Magu.
        CAS-BOT63283 CAS Ceanothus spinosus Howell, John Thomas 3744 1928-04-21   Ventura 45 Above lagoon at Pt. Mugu.
        CAS-BOT63284 CAS Ceanothus spinosus Bailey, Vernon O. s.n. 1907-10-29  ? Ventura NULL Santa Monica Mts.
        CAS-BOT63285 CAS Ceanothus spinosus Purer, Edith Abigail 6721 1935-06-22   Ventura NULL Upper Ojai Rd., Santa Paula Canyon.
        CAS-BOT63286 CAS Ceanothus spinosus Wolf, C. B. 2038 1931-05-14   Ventura 152 E. base of East Casitas Pass.
        CAS-BOT63287 CAS Ceanothus spinosus Bacigalupi, Rimo 1171 1925-04-16   Ventura NULL Matilija Canyon near Hot Springs.
        CAS-BOT63301 CAS Ceanothus spinosus Abrams, Le Roy 1252 1901-04-03   Los Angeles 243 Santa Monica Mts.
        CAS-BOT63302 CAS Ceanothus spinosus Hasse, H. E. s.n. 1889-09-10   Los Angeles NULL Santa Monica Range.
        CAS-BOT63303 CAS Ceanothus spinosus Abrams, Le Roy 291 1899-03-31   Los Angeles NULL Santa Monica Mts.
        CAS-BOT63304 CAS Ceanothus spinosus Braunton, Ernest 777 1903-01-12   Los Angeles NULL Laurel Canyon.
        CAS-BOT63305 CAS Ceanothus spinosus Braunton, Ernest 778 1903-01-12   Los Angeles NULL Laurel Canyon.
        CAS-BOT63306 CAS Ceanothus spinosus Raven, Peter H. 9428 1956-06-17   Los Angeles NULL NW. of Sunset Blvd., Santa Monica Mts.
        CAS-BOT63307 CAS Ceanothus spinosus Raven, Peter H. 13825 1959-03-01   Los Angeles 396 Mount Holleywood Drive 0.8 mi. s. of Vista del valle Dr. Griffith Park.
        CAS-BOT63308 CAS Ceanothus spinosus Howell, John Thomas 3375 1928-03-04   Los Angeles NULL Santa Monica Mts., ne. of Pacific Palisades.
        CAS-BOT63309 CAS Ceanothus spinosus Howell, John Thomas 3368 1928-03-02   Los Angeles NULL Vermont Canyon, Griffith Park.
        CAS-BOT63310 CAS Ceanothus spinosus Thompson, Henry J. 1891 1959-03-27   Los Angeles 731 Santa Monica Mountains. Saddle Peak. 1.5 mi. e. of peak.
        CAS-BOT63311 CAS Ceanothus spinosus Wheeler, Louis C. 456 1932-03-05   Los Angeles 121 Mandeville Canyon, Santa Monica Mts.
        CAS-BOT63312 CAS Ceanothus spinosus unspecified 202 NULL   Los Angeles NULL Santa Monica Canyon.
        CAS-BOT63313 CAS Ceanothus spinosus Dudley, W. R. 12 1903-12-31   Santa Barbara NULL Mountain Drive e. of Santa Barbara.
        CAS-BOT63314 CAS Ceanothus spinosus Grant, Geo. B. 5489 1903-04-25   Santa Barbara NULL Santa Barbara.
        CAS-BOT63315 CAS Ceanothus spinosus McMinn, H. E. 1058c 1923-06-15   Santa Barbara NULL Gaviota Pass.
        CAS-BOT63316 CAS Ceanothus spinosus McMinn, H. E. 1077b 1923-06-17   Santa Barbara NULL Rattlesnake Canyon.
        CAS-BOT63317 CAS Ceanothus spinosus McMinn, H. E. 1077b 1923-06-17   Santa Barbara NULL Rattlesnake Canyon. near bridge.
        CAS-BOT63318 CAS Ceanothus spinosus Elmer, A. D. E. 3917 1902-05-01   Santa Barbara NULL Santa Barbara.
        CAS-BOT63319 CAS Ceanothus spinosus Brandegee s.n. 1889-05-01   Santa Barbara NULL Santa Barbara.
        CAS-BOT63320 CAS Ceanothus spinosus Brandegee 13 1889-05-01   Santa Barbara NULL Santa Barbara. Type Locality.
        CAS-BOT63321 CAS Ceanothus spinosus Dudley, W. R. s.n. 1896-06-07   Santa Barbara NULL Hot Springs near Santa Barbara.
        CAS-BOT63322 CAS Ceanothus spinosus Applegate, Elmer I. 5319 1928-02-27   Santa Barbara NULL Foothills e. of Santa Barbara.
        CAS-BOT63323 CAS Ceanothus spinosus Franklin, Betty 1198 1923-11-28   Santa Barbara NULL Franklin Canyon.
        CAS-BOT63324 CAS Ceanothus spinosus Munz, P. A. 13157 1934-05-01   Ventura 304 Near Wheelers Hot Springs.
        CAS-BOT63325 CAS Ceanothus spinosus Wolf, C. B. 2038 1931-05-14   Ventura 152 E. base of East Casitas Pass.
        CAS-BOT63336 CAS Ceanothus spinosus Jones, M. E. 3111 1982-03-25   San Diego NULL Fall Brook.
        CAS-BOT63337 CAS Ceanothus spinosus Hitchcock, C. L.; Muhlick, C. V. 23126 1964-03-18   San Diego NULL 6.2 mi. e. of Julian, along State highway #78.
        CAS-BOT63338 CAS Ceanothus spinosus Twisselmann, Ernest C. 5037 1959-04-10   San Luis Obispo 152 Shandon. Irish Hills: Perfumo Canyon.
        CAS-BOT63339 CAS Ceanothus spinosus Twisselmann, Ernest C. 5037 1959-04-10   San Luis Obispo 152 Shandon. Irish Hills: Perfumo Canyon.
        CAS-BOT63340 CAS Ceanothus spinosus Hoover, R. F. 7665 1949-05-12   San Luis Obispo NULL Between Mt. Bishop and Cerro Romauldo.
        CAS-BOT63341 CAS Ceanothus spinosus Hoover, R. F. 7665 1949-05-12   San Luis Obispo NULL Between Mt. Bishop and Cerro Romauldo.
        CAS-BOT63342 CAS Ceanothus spinosus Davidson, Dr. A. s.n. 1891-01-01   Los Angeles NULL Los Angeles.
        CAS-BOT63343 CAS Ceanothus spinosus Grant, Geo. B. s.n. 1901-04-21   Los Angeles NULL Griffith Park.
        CAS-BOT63344 CAS Ceanothus spinosus Munz, P. A.; Harwood, R. D. 3950 1920-05-15   Los Angeles 243 Santa Monica Mts. Sepulveda Canyon.
        CAS-BOT63345 CAS Ceanothus spinosus Purer, Edith Abigail 6564 1935-05-11   Los Angeles NULL Malibou Rd., Santa Monica Mountains.
        CAS-BOT63346 CAS Ceanothus spinosus Abrams, LeRoy 2561 1902-06-17   Los Angeles NULL Sepulveda Canyon, Santa Monica Mountains.
        CAS-BOT63347 CAS Ceanothus spinosus Abrams, LeRoy 3115 1902-03-11   Los Angeles NULL Sepulveda Canyon, Santa Monica Mountains.
        CAS-BOT63348 CAS Ceanothus spinosus Braunton, Ernest 272 1902-05-27   Los Angeles NULL Sherman.
        CAS-BOT63349 CAS Ceanothus spinosus Parish, S. B.; Parish, W. F. 909 1882-01-01   Los Angeles NULL unspecified.
        CAS-BOT63350 CAS Ceanothus spinosus Parish, S. B.; Parish, W. F. 909 1882-01-01   Los Angeles NULL unspecified.
        CAS-BOT83742 CAS Ceanothus spinosus Burge, D. O.; Wilken, D. 869b 2007-04-21   Ventura 240 West shore of Lake Casitas on ridge separating Chismahoo Creek from Willow Creek, parking immediately west of bridge over Willow Creek arm of Lake Casitas, 1.9 road miles (3.0 km) E of East Casitas Pass, 12.8 km 239 ° (True) WNW of Ojai. GPS (WGS84).
        CAS-BOT83743 CAS Ceanothus spinosus Burge, D. O.; Wilken, D. 859b 2007-04-21   Ventura 320 Los Padres National Forest on ridge separating Chismahoo Creek from Willow Creek, parking immediately west of roadside on Hwy 33, 5.0 road miles N of intersection with Hwy 150, or 0.6 road miles S of intersection with Matilija Canyon Road, on S sinde of North Fork Matilija Creek, 7.03 km 307 ° (True) WNW of Ojai. GPS (WGS84).
        CDA0009426 CDA Ceanothus spinosus D.G. Kelch 1340 1991-03-24   Los Angeles 152 Foothills of Santa Monica Mountains North of Hollywood.
        CDA0023123 CDA Ceanothus spinosus NULL 11848 2008-04-10   Orange 366 Powerline access road just north of CHSP boudary and just west of Orange&slo;San Bernardino county line. Approximately 1 mile northwest of Gilman Peak. Chino Hills.
        CDA0050654 CDA Ceanothus spinosus Rick Burgess 149 1983-02-16   Ventura NULL Hwy 33 mile marker 16.70, north fork of Matilija Creek, Los Padres National Forest. Common, growing in rocky clay loam, mesic chaparral. Eastern exposure, partial shade. Elev. 1400 ft.
     ?  CHSC1518 CHSC Ceanothus spinosus M. Anthony NULL NULL   San Bernardino 548 Cajon Grade.
        CHSC22534 CHSC Ceanothus spinosus Robert A. Schlising 2453 1963-03-23   Santa Barbara NULL About 1 mile west of junction of small (unnumbered) road entering Hwy 150 southeast of Carpenteria.
        CHSC7124 CHSC Ceanothus spinosus D. Russell Droege 6 1969-04-04   Santa Barbara NULL 100 yds. n of rest station on Hwy 101 1 mi n of Gabiota, 1⁄2 mi inland, on the e side of the road.
        CLARK-A1528-3900 CLARK Ceanothus spinosus John C. Roos 997 1942-03-14   Los Angeles NULL Santa Monica Mountains
        CLARK-A1528-3901 CLARK Ceanothus spinosus Alfred R. Roos NULL 1948-04-09   Los Angeles NULL Santa Monica Mountains
        CSLA014516 CSLA Ceanothus spinosus James Henrickson 10925 1973-06-23   Los Angeles 243 Santa Monica Mts., Topanga Canyon, 3⁄4 mile N of Topanga P.O. along old Topanga Canyon Road.; 34.096389 -118.614444
        CSLA014517 CSLA Ceanothus spinosus Robert J. Fortlage 169 1953-03-13   Los Angeles 60 No. Beverly Glen Blvd., Santa Monica Mts.
        CSLA014518 CSLA Ceanothus spinosus LeRoy Abrams NULL NULL   Los Angeles NULL Sepulveda canyon, Santa Monica mts.
        CSLA014519 CSLA Ceanothus spinosus Peter J. Mehringer Jr. NULL 1958-02-16   Los Angeles 274 Griffith Park
        CSLA014520 CSLA Ceanothus spinosus R. Danielson NULL 1954-04-05   Los Angeles NULL Griffith Park
        CSLA014521 CSLA Ceanothus spinosus Philip A. Silverstone 253 1978-07-23   Los Angeles NULL Latigo Canyon Rd. 10.2 km from State 1
        CSLA014522 CSLA Ceanothus spinosus Jerry Grattan 4877 1954-04-05   Los Angeles NULL Griffith Park, Los Angeles
        CSLA014523 CSLA Ceanothus spinosus Thompson 4877 1953-03-21   Los Angeles NULL Griffith Park
        CSLA014524 CSLA Ceanothus spinosus E. L. Peterson 23 1929-02-23   Los Angeles 213 Brush Canyon, Santa Monica Mountains
        CSLA014525 CSLA Ceanothus spinosus John Swain NULL 1959-02-28   Los Angeles 243 Los Angeles City, Hollywood Hills, south facing slopes
        CSLA014526 CSLA Ceanothus spinosus Thomas W. Eakle 30 1971-03-06   Santa Barbara 609 Vista Point, 2 miles south of Lake Cachuma on Highway 154 in Santa Inez Mountains in Los Padres National Forest
        CSLA014527 CSLA Ceanothus spinosus Dieter H. Wilken 6386 1969-01-27   Santa Barbara 304 Refugio Pass Road, 4.1 miles north of U.S. Highway 101, Santa Ynes Mountains
        CSLA014528 CSLA Ceanothus spinosus Peter J. Mehringer Jr. 4877 1958-02-16   Los Angeles 274 Griffith Park
        CSLA014529 CSLA Ceanothus spinosus James Henrickson 10644 1973-06-08   Los Angeles 259 Santa Monica Mountains, 0.5 mile N of Topanga on ridge above Topanga School.
        DAV304797 DAV Ceanothus spinosus Vicki Arnold 19 1994-04-11   Los Angeles NULL Malibu, Malibu Cyn. Rd. just N of Pacific Coast Hwy.
        DAV304798 DAV Ceanothus spinosus Clifton F. Smith 599 1944-03-18   Santa Barbara 365 Santa Barbara County: Tunnel Road, Mission Canyon, Santa Barbara.
        DAV304799 DAV Ceanothus spinosus R. W. s.n. 1933-04-01   Orange 304 Orange County: Near Capistrano.
        DAV304800 DAV Ceanothus spinosus Gerald Dickinson 39 1962-05-17   Los Angeles 304 Los Angeles County: Topanga Canyon and Upper Robinson Rd. Santa Monica Mts.
        DAV304801 DAV Ceanothus spinosus Daryl Koutnik 160 1978-03-24   Los Angeles 548 Los Angeles County: South side of Mulholland Hwy. between Encinal Cyn and Latigo Cyn.
        DAV304802 DAV Ceanothus spinosus Roman Gankin 654 1966-02-17   Santa Barbara NULL Santa Barbara County: On West Camino Cielo (Forest Service Road 5N12), 2 miles east of Refugio Pass.
        DAV304803 DAV Ceanothus spinosus NULL 154 2007-03-25   Santa Barbara 804 Santa Barbara County: Santa Barbara Ranger District. At pull off on East Camino Cielo (5N12), about 1.5 mi from CA-154.
        DAV304804 DAV Ceanothus spinosus Dylan O. Burge 2054 2016-02-19   Ventura 305 Ventura County: North Fork Matilija Creek Canyon, roadside on California State Route 33, just N of Ojala.
        DAV304805 DAV Ceanothus spinosus Daryl Koutnik s.n. 1978-03-24   Los Angeles 426 Los Angeles County: Mulholland Highway, two miles west of Seminole Hot Springs.
        DAV304806 DAV Ceanothus spinosus NULL s.n. 2002-03-29   San Luis Obispo 105 San Luis Obispo County: S. Luis Obispo. Prefumo Canyon. Prefumo Canyon Road.
        GH00342983 GH Ceanothus spinosus T. Nuttall NULL NULL   Santa Barbara NULL St. Barbara
        GH00342984 GH Ceanothus spinosus Mrs. Ellw. Cooper NULL 1879-06-01   Unknown NULL St. Inez Mts. [Santa Ynez Mountains]
        GH00395254 GH Ceanothus spinosus R. F. Thorne 49995 1977-11-21   Orange NULL Santa Ana Mountains: tributary canyon to San Juan Canyon about 2 miles above San Juan Fire Station
        GH00425291 GH Ceanothus spinosus NULL 3989 1916-02-27   Los Angeles NULL Hollywood, near Los Angeles
        GH00425292 GH Ceanothus spinosus NULL NULL 1895-03-22   Los Angeles NULL South Pasadena
        GH00425295 GH Ceanothus spinosus F. W. Hubby NULL 1895-05-21   Ventura NULL So side of Matilija Canon opening into Ojai Valley
        GH00425296 GH Ceanothus spinosus F. W. Hubby NULL 1895-05-25   Ventura NULL Matilija Canon, Ojai Valley
        GH00425297 GH Ceanothus spinosus A. Eastwood 22 1908-04-21   Santa Barbara NULL Mission Canyon
        GH00425298 GH Ceanothus spinosus L. S. Rose 40119 1940-03-14   Los Angeles 152 s. of Sherman Oaks, Santa Monica Mts.
        GH00425299 GH Ceanothus spinosus L. Abrams 3115 1902-03-11   Los Angeles NULL Sepulveda canyon, Santa Monica mts.
        GH00425300 GH Ceanothus spinosus I. W. Clokey ; B. C. Templeton 4438 1929-03-01   Los Angeles 250 Mandeville Canyon, Santa Monica Mountains
        GH00425301 GH Ceanothus spinosus C. B. Wolf 8098 1936-07-08   Orange NULL Santa Ana Mts., along Ortega Highway, San Juan Canyon, 2-10 mi. w. of Riverside Co. line
        GH00425303 GH Ceanothus spinosus J. C. Nevin NULL 1880-01-01   Los Angeles NULL [no additional data]
        GH00425304 GH Ceanothus spinosus A. D. E. Elmer 3917 1902-05-01   Santa Barbara NULL [no additional data]
        GH00425305 GH Ceanothus spinosus G. B. Grant 145a 1903-04-25   Santa Barbara NULL [no additional data]
        GH00425321 GH Ceanothus spinosus W. Gambel NULL NULL   Santa Barbara NULL [no additional data]
        GH00425322 GH Ceanothus spinosus W. H. Brewer 287 1860-01-01   Santa Barbara NULL [no additional data]
        GH00425323 GH Ceanothus spinosus C. C. Parry NULL NULL   Santa Barbara NULL [no additional data]
        GH00425324 GH Ceanothus spinosus W. H. Brewer 255 1860-01-01   Santa Barbara NULL Carpenteria
        GH00425325 GH Ceanothus spinosus B. M. Bartholomew 2088 1985-02-20   Los Angeles 20 ca. 1 km N of the Pacific Ocean in Santa Ynez Canyon, Pacific Palasades.
        GH00425326 GH Ceanothus spinosus T. S. Brandegee 13 1889-05-01   Santa Barbara NULL [no additional data]
        GH00425332 GH Ceanothus spinosus R. T. Clausen ; E. R. Clausen 63029 1963-04-04   Los Angeles 330 On steep slope facing north, Udell Canyon, Santa Monica Mts.
        GH00425333 GH Ceanothus spinosus H. J. Thompson 1891 1959-03-27   Los Angeles 731 1.5 miles east of peak, Saddle Peak
        GH00425334 GH Ceanothus spinosus P. H. Raven 13787 1959-02-15   Los Angeles 213 2.6 miles north of Sunset Boulevard, Beverly Glen Canyon
        GH00425335 GH Ceanothus spinosus W. L. Jepson 9154 1921-04-13   Santa Barbara NULL Sycamore Canyone, Santa Inez Mts.
        GH00425336 GH Ceanothus spinosus I. W. Clokey ; B. C. Templeton 4439 1929-03-01   Los Angeles 250 Mandeville Canyon, Santa Monica Mountains
        GH00425337 GH Ceanothus spinosus I. W. Clokey ; B. C. Templeton 4438 1929-03-01   Los Angeles 250 Mandeville Canyon, Santa Monica Mountains
        GH00425338 GH Ceanothus spinosus J. T. Rothrock 132 1875-07-01   Santa Barbara NULL [no additional data]
        GH00425339 GH Ceanothus spinosus W. H. Brewer 74 1860-01-01  ? Unknown NULL Sierra Sta. Monica
        GH00425340 GH Ceanothus spinosus W. H. Brewer 56 1860-01-01   Los Angeles NULL Sta Monica near Los Angeles
        GH00425341 GH Ceanothus spinosus NULL 42 1894-02-01   Unknown NULL St. Inez
        GH00425342 GH Ceanothus spinosus F. W. Hubby NULL 1895-05-22   Ventura NULL Ojai Valley
        HSC18381 HSC Ceanothus spinosus D.E. Anderson 47 1966-04-06   Los Angeles NULL 1.0 mi S of Topanga on Hwy. 27
        IRVC116980 IRVC Ceanothus spinosus E.P. Cowper HS0171 1965-04-17   Orange NULL Trabuco Canyon
        IRVC116981 IRVC Ceanothus spinosus F.M. Roberts, Jr. 1162 1984-01-29   Orange 260 Laguna Niguel: Niguel Hill, 1.1km ENE Aliso Peak; 2.0km SW Alicia Fire Station
        IRVC116982 IRVC Ceanothus spinosus F.M. Roberts 75-56 1975-04-26   Orange 117 Rancho Mission Viejo: mouth of Verdugo Canon, 0.8km SE Casper′s Regional Park Visitor Center
        IRVC116983 IRVC Ceanothus spinosus Fred M. Roberts, Jr. 2583 1986-02-05   Orange 403 Santa Ana Mtns.: San Juan Canyon, Hwy 74, 1.1km SW Lower San Juan Picnic Ground
        IRVC116984 IRVC Ceanothus spinosus NULL 1183 1984-02-15   Orange 420 Casper′s Regional Park: S rim Lucas Cyn., Rancho Carrillo Rd., 4.2 NE Visitor Center; 0.2 W Lucas Survey Mark
        IRVC116985 IRVC Ceanothus spinosus Charley Ford HS-169 1965-04-20   Riverside NULL Ortega Highway.
        IRVC116986 IRVC Ceanothus spinosus Brian Snider s.n. 1971-03-23   Los Angeles 365 Tree about 3m high with blue-green flowers found growing commonly on a hillside among chaparral near Mulholland Highway in Los Angeles County, California
        IRVC124078 IRVC Ceanothus spinosus Ron Vanderhoff 400 2020-06-04   Orange 283 Cold Springs Canyon, Santa Ana Mts.
        IRVC16593 IRVC Ceanothus spinosus Christopher Kearney s.n. 1979-05-11   Orange 268 Niquel Hill: above South Laguna, alongside of Talavera St.
        IRVC3252 IRVC Ceanothus spinosus A.S. Boughey 36 1965-03-05   Orange NULL Santa Ana Mountains: Trabuco Canyon 33 degrees 40′ 3 N, 117 degrees 31′ 5 W.
        IRVC3253 IRVC Ceanothus spinosus A.S. Boughey 36 1965-03-05   Orange NULL Santa Ana Mountains: Trabuco Canyon 33 degrees 40′ 3 N, 117 degrees 31′ 5 W.
        IRVC8651 IRVC Ceanothus spinosus T.W. Mulroy 32 1972-03-02   Orange NULL South Laguna: coastal facing hill and mesa at top of First St.
        IRVC8652 IRVC Ceanothus spinosus T.W. Mulroy 32 1972-03-02   Orange NULL Top of hill on first street, South Laguna Beach
        JEPS114102 UCJEPS Ceanothus spinosus M. Wetherwax, E. L. Painter SLO-177 2001-02-22   San Luis Obispo NULL Camp San Luis Obispo. Fort Merriam, NW of Chumash Peak.
        JEPS42312 UCJEPS Ceanothus spinosus J. R. Hall 5H 1917-05-06   Santa Barbara 762 back of Santa Barbara Santa Inex Mountains
        JEPS42333 UCJEPS Ceanothus spinosus Willis L. Jepson 9154 1921-04-13   Santa Barbara NULL Sycamore Canyon Santa Inez Mountains
        JEPS42336 UCJEPS Ceanothus spinosus Frank W. Peirson 733 1921-02-26   Los Angeles 457 Topanga Canyon SW Los Angeles Co., Santa Monica Mountains
        JEPS42378 UCJEPS Ceanothus spinosus Willis L. Jepson 12136 1927-05-29   Santa Barbara NULL Santa Barbara
        JEPS76939 UCJEPS Ceanothus spinosus Robert M. Lloyd 2066 1963-03-03   Santa Barbara NULL 3.8 mi n US 101 (Refugio Pass); Refugio Pass
        JEPS82373 UCJEPS Ceanothus spinosus Willis L. Jepson 19116 1939-04-14   Los Angeles NULL Topanga Canyon Santa Monica Mts.
        LA00642651 LA Ceanothus spinosus NULL 4 1972-03-16   Los Angeles 518 Santa Monica Mountains; upper Temescal Canyon; Mountain Park Research Campus; Ceanothus Road near pull-out
        LA00642652 LA Ceanothus spinosus Henry J. Thompson 1891 1959-03-27   Los Angeles 731 Santa Monica Mountains; 1.5 mi E of Saddle Peak
        LA00642653 LA Ceanothus spinosus A.M. Johnson 4438 1934-04-20   Los Angeles NULL Santa Monica Mountains; Sepulveda Canyon; Behind tunnel, right side of road
        LA00642654 LA Ceanothus spinosus H.L. Bauer 107 1935-04-01   Los Angeles 731 Santa Monica Mountains; Saddle Peak; E of peak
        LA00642655 LA Ceanothus spinosus O.H. Kappler 161 1941-03-30   Los Angeles 365 Santa Monica Mountains; W-fork Las Trancas (Rattlesnake) Canyon; N slope
        LA00642656 LA Ceanothus spinosus Peter H. Raven 13825 1959-03-01   Los Angeles 396 Santa Monica Mountains; Griffith Park; Mt. Hollywood Dr, ca 0.8 mi S of Vista del Valle Dr
        LA00642657 LA Ceanothus spinosus NULL C-59 1958-11-16   Los Angeles 609 Santa Monica Mountains; Fernwood Pacific Road, 7.9 mi. from intersection with Topanga Canyon Road (mileage calculation was continued on Saddle Peak Road to obtain sufficient distance)
        LA00642658 LA Ceanothus spinosus Carol Haines 68 1964-04-07   Los Angeles 426 Santa Monica Mountains; Fernwood Pacific, Topanga
        LA00642659 LA Ceanothus spinosus A.M. Johnson 4458 1934-05-04   Los Angeles NULL Santa Monica Mountains; Sepulveda Canyon
        LA00642660 LA Ceanothus spinosus A.M. Johnson 4459 1934-05-04   Los Angeles NULL Santa Monica Mountains; Sepulveda Canyon
        LA00642661 LA Ceanothus spinosus Harlan Lewis 1076 1940-02-24   Los Angeles 304 Santa Monica Mountains; Topanga Canyon
        LA00642663 LA Ceanothus spinosus NULL s.n. 1925-05-18   Los Angeles 228 Santa Monica Mountains; Griffith Park
        LA00642664 LA Ceanothus spinosus A.M. Johnson 140 1928-02-16   Los Angeles 228 Santa Monica Mountains; Griffith Park
        LA00642665 LA Ceanothus spinosus Barry A. Prigge 8269 1988-07-09   Los Angeles 377 Santa Monica Mountains; Calabasas; Calabasas, 0.4 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School
        LA00642666 LA Ceanothus spinosus O.H. Kappler s.n. 1941-03-12   Los Angeles 152 Santa Monica Mountains; Topanga Canyon
        LA00642667 LA Ceanothus spinosus Peter H. Raven 13787 1959-02-15   Los Angeles 213 Santa Monica Mountains; Brown Canyon; 2.6 N of Sunset Blvd on Beverly Glen Blvd
        LA00642668 LA Ceanothus spinosus NULL 14140 1959-05-05   Los Angeles 365 Santa Monica Mountains; Mulholland Hwy, 1 W of Las Virgenes Rd (N1), Malibu Creek drainage
        LA00642669 LA Ceanothus spinosus Judith Webb s.n. 1955-04-02   Los Angeles 243 Santa Monica Mountains; fireroad below Mount Saint Mary′s College
        LA00642670 LA Ceanothus spinosus O.H. Kappler 154 1941-03-26   Los Angeles 518 Santa Monica Mountains; Corral Canyon; ca 3 mi up Corral Canyon Rd
        LA00642671 LA Ceanothus spinosus NULL 5 1972-03-16   Los Angeles 518 Santa Monica Mountains; upper Temescal and Rustic Canyons; Mountain Park Research Campus; Ceanothus Road near pull-out
        LA00642672 LA Ceanothus spinosus NULL 13918 1959-04-03   Los Angeles 822 Santa Monica Mountains; Saddle Peak; W slopes of summit
        LA00642673 LA Ceanothus spinosus NULL s.n. 1929-03-16   Los Angeles NULL Santa Monica Mountains; Topango [Topanga] Canyon
        LA00642674 LA Ceanothus spinosus Carl Epling s.n. 1926-05-08   Los Angeles NULL Santa Monica Mountains; Topango [Topanga] Canyon
        LA00642675 LA Ceanothus spinosus W. O. Griesel s.n. 1936-04-25   Ventura NULL Santa Monica Mountains; Little Sycamore Canyon
        LA00642677 LA Ceanothus spinosus NULL 4817 1933-04-01   Ventura NULL Santa Monica Mountains; Boney Ridge
        LA105069 LA Ceanothus spinosus Barry A. Prigge 8199 1988-07-03   Los Angeles 313 Santa Monica Mountains; Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track
        LA212965 LA Ceanothus spinosus Alan L. Holstein MEMBG--83 2016-03-02   Los Angeles NULL Mildred E. Mathias Botanical Garden: Garden Section 1 Native); 2 m SSE of path T junction. Adjacent plant: Berberis nevinii
        LA213012 LA Ceanothus spinosus Harold Pirie s.n. 1963-04-06   Los Angeles 289 Santa Monica Mountains; On E Topanga Fire Rd. 3 mi E of Old Cyn Rd
        LA42097 LA Ceanothus spinosus Carl B. Wolf 8098 1936-07-08   Orange 274 Santa Ana Mountains; along Ortega Hwy, San Juan Canyon, 0.2 W of Riverside County line
     ?  LA42098 LA Ceanothus spinosus J. M. Tucker 2061 1951-03-27  ? Solano NULL Ceanothus section of U.C. arboretum, University of California, Davis
        LA42099 LA Ceanothus spinosus W. Pequegnat s.n. 1938-09-03   Orange 365 Ortega Rd
        LA44932 LA Ceanothus spinosus Norman C. Cooper 1444 1944-06-17   Riverside 1524 San Jacinto Mountains; Pine Cove
        LA93871 LA Ceanothus spinosus NULL s.n. 1974-02-20   Orange NULL South Coast; hills behind South Laguna
        LOB107956 LOB Ceanothus spinosus NULL 25 2019-04-06   Santa Barbara 470 Los Padres National Forest, Vista Point over Santa Ynez Valley, west of parking, end of short trail
        LOB107987 LOB Ceanothus spinosus NULL 25 2019-03-17   Los Angeles 341 Griffith Park, along Riverside Trail
        LOB110184 LOB Ceanothus spinosus J. Flanders 63 1975-04-06   Orange 365 Large shrub growing near Hwy. 74, 15 miles E of 405 Fwy
        LOB110185 LOB Ceanothus spinosus Ronald Osborn 8 1970-03-14   Orange NULL Lion Canyon, 2.25 miles E of San Juan Guard Station, Hwy 74
     ?  LOB110186 LOB Ceanothus spinosus J Burke 96 1972-03-15  ? Riverside 1066 3.5 miles up Pioneertown Road outside of Yucca Valley.
        LOB110187 LOB Ceanothus spinosus J. S. Folsom 53 1970-03-26   Los Angeles 609 1 mile N of PCH on Coral Cyn Road
        LOB110188 LOB Ceanothus spinosus Orlando Sanchez 9 1971-05-01   Los Angeles 289 1 mile north of Sunset Boulevard, Temescal Canyon
        LOB110189 LOB Ceanothus spinosus Melvin Kunkle 12 1972-03-12   Orange 335 San Juan Canyon
        LOB110190 LOB Ceanothus spinosus James R. Shevock s.n. 1974-03-31   Orange 396 Trabuco Canyon
        LOB110191 LOB Ceanothus spinosus P.C. Baker 5165 1965-02-01   Santa Barbara 365 2.9 miles NW of San Marcos Pass
        LOB110192 LOB Ceanothus spinosus D. L. Keuler 5 1970-03-28   Santa Barbara 609 Lake Cachuma Dam observation pt., Santa Ynez Mtns.
        LOB110193 LOB Ceanothus spinosus J. C. Merkt 29 1971-04-08   Santa Barbara 548 Old Stagecoach Road, 0.2 mi from Cold Springs.
        LOB110194 LOB Ceanothus spinosus Philip R. Brown 192 1971-02-12   Los Angeles 411 Fernwood Pacific Rd. + Stung Rd. intersection, Santa Monica Mtns.
        LOB110195 LOB Ceanothus spinosus S. Wells s.n. 1972-04-07   Ventura 457 2 W of junction of Hwys. 150 and 33, on Hwy. 3 Wheeler George.
        LOB110766 LOB Ceanothus spinosus Martha Hawkins s.n. 1952-04-27   Orange NULL Lower San Juan Camp
        MACF032850 MACF Ceanothus spinosus Jane M. Mallory 51 1986-04-21   Orange NULL Off Jamboree, above Alisio Canyon, Newport Beach; just before residential area.
        MACF032851 MACF Ceanothus spinosus T. Pringle 53 1966-03-10   Los Angeles NULL In the Santa Monica Mountains, 1 mile from Mullhalland Highway and Los Virgenes Road in the full sun.
        MACF032852 MACF Ceanothus spinosus NULL 4436 1929-03-01   Los Angeles NULL Mandeville canyon, Santa Monica Mountains
        MACF032853 MACF Ceanothus spinosus F.A McFadden 13240 1935-03-06   Los Angeles NULL near Lankershim monument milholland drive
        MACF032854 MACF Ceanothus spinosus Fay A. MacFadden 13241 1935-03-06   Los Angeles NULL Milholland Drive, east of Laurel Canyon
        MACF032855 MACF Ceanothus spinosus John Little 1722 1976-06-18   Orange NULL Starr Ranch
        MACF032856 MACF Ceanothus spinosus John Little 1726 1976-08-05   Orange NULL Mid Bell Canyon, Starr Ranch.
        MACF032857 MACF Ceanothus spinosus R.W. Hufstader 52 1971-03-24   Orange 427 Trabuce Canyon approx. 7 miles from Santiago Cyn. Rd.
        MACF032858 MACF Ceanothus spinosus Peter G. Rowlands T-74 1970-03-25   Orange NULL Modjeska Canyon on property of Norman Flemming, 5 N.E. of Santiago Cyn, Rd. Californian biotic province
        MACF032859 MACF Ceanothus spinosus Fay A. MacFadden 15361 1937-04-18   Ventura NULL Malibu Lake district
        MACF032860 MACF Ceanothus spinosus Steve Ticehurst 128 1974-04-27   Riverside NULL El Cariso Creek, off Hwy 74. Cleveland Nat. Forest
        MACF032861 MACF Ceanothus spinosus A.H. Teramura K66 1970-04-03   San Bernardino 610 collected off Hwy. 30 towards running springs in San Bernadino National Park Forest
        MACF032862 MACF Ceanothus spinosus Fay A. MacFadden 1684 1929-04-01   Unknown NULL NULL
        MACF032863 MACF Ceanothus spinosus NULL 3061 1939-03-10   Santa Barbara NULL Gaviota Pass
        MACF032864 MACF Ceanothus spinosus F.A Mac Fadden 15361 1937-04-04   Ventura NULL Malibu Lake District
        MACF032931 MACF Ceanothus spinosus M. Van Rensselaer 1710 1941-07-16   Santa Barbara NULL Mission canyons
        MACF032932 MACF Ceanothus spinosus M. Van Rensselaer NULL 1941-07-16   Santa Barbara NULL Mission canyon
     ?  NY201960 NY Ceanothus spinosus J. B. Walker 1400 1995-04-30   Lake Co. 900 Mendocino National Forest, N of Nice, along USFS Rd 14, along Wild Bill Ridge
        NY406556 NY Ceanothus spinosus Collector unspecified s.n. NULL   Santa Barbara Co. NULL Santa Barbara
        OBI124368 OBI Ceanothus spinosus Julia Rowe NULL 2015-02-05   San Luis Obispo NULL Cal Poly Military Road
        OBI124369 OBI Ceanothus spinosus Caylie Conley-Soon 1 2013-02-06   San Luis Obispo 118 Perfumo Canyon Road, north side of road 2.2 miles from intersection with Los Osos Valley Road.
        OBI124370 OBI Ceanothus spinosus David J. Keil 13090 1979-05-26   San Luis Obispo NULL S of San Luis Obispo just S of jctn S. Higuera and US 101 and E along ridgeline
        OBI124371 OBI Ceanothus spinosus F.W. Wakefield, III 103 1964-04-12   San Luis Obispo NULL Prefumo Cyn, 300 yds past white bridge; south side of road
        OBI124372 OBI Ceanothus spinosus Ed Zimmerman 9 1966-04-18   San Luis Obispo NULL Along roadside in Prefumo Cyn
        OBI124373 OBI Ceanothus spinosus Robert F. Hoover 7665 1949-05-12   San Luis Obispo NULL Between Mt Bishop and Cerro Romauldo
        OBI124374 OBI Ceanothus spinosus M. Wetherwax & E. Painter SLO-177 2001-02-22   San Luis Obispo 120 Camp San Luis Obispo. Fort Merriam, NW of Chumash Peak
        OBI124375 OBI Ceanothus spinosus James Courtney 27 1980-12-20   San Luis Obispo NULL Pennington Crk Bio reserve
        OBI124376 OBI Ceanothus spinosus Bill Arbaugh 48 1966-04-24   Los Angeles 457 Tapia Park
        OBI124377 OBI Ceanothus spinosus Mark Schneider 27 1973-05-03   Los Angeles NULL 1⁄4 W of Topanga Cyn Blvd, topanga cyn, Santa Monica Mts
        OBI124378 OBI Ceanothus spinosus Marjorie Popper 124 1980-07-26   Santa Barbara NULL 2.3 N of intersection hwy 192 and hwy 154, E side of road
        OBI124379 OBI Ceanothus spinosus Beth Waterbury 47 1983-03-13   Santa Barbara NULL Hwy 154, at viewpoint turnout .5 mi SE of Cachuma Lake
        OBI124380 OBI Ceanothus spinosus NULL 30882 2010-06-08   Santa Barbara NULL Santa Ynez Mts. 2377 Refugio Road.
        OBI124381 OBI Ceanothus spinosus Louis C. Wheeler 456 1932-03-05   Los Angeles 121 Mandeville Cyn, Santa Monica Mts
        OBI124382 OBI Ceanothus spinosus Ralph N. Philbrick s.n. 1975-08-16   Santa Barbara 243 W fork of San Pedro Cyn
        OBI124383 OBI Ceanothus spinosus Carl B. Wolf 11151 1941-08-15   Orange 609 Santa Ana Mts, W slope Santiago Truck trl to Santiago Pk 1.2 mi above F.S. Gate
        OBI124384 OBI Ceanothus spinosus Carl B. Wolf 11151 1941-08-15   Orange 609 Santa Ana Mts, W slope Santiago Truck trl to Santiago Pk 1.2 mi above F.S. Gate
        PASA1656 PASA Ceanothus spinosus Stason NULL 1930-04-12   Santa Barbara NULL San Marcos Pass
        PASA2399 PASA Ceanothus spinosus M. Stason NULL 1947-03-01   Ventura NULL Near Ojai
        PASA2400 PASA Ceanothus spinosus M. Stason NULL 1947-03-30   Santa Barbara NULL San Marcos Pass
        PASA2515 PASA Ceanothus spinosus Frank W. Peirson NULL 1921-02-26   Los Angeles 457 Topanga Canyon, Santa Monica Mts.
        POM156312 RSA Ceanothus spinosus L. R. Abrams 3115 1903-03-11   Los Angeles NULL Sepulveda Canyon, Santa Monica Mountains.
        POM179717 RSA Ceanothus spinosus J. T. Howell 5183 1930-05-19   Santa Barbara NULL 1 mile SE of Gaviota Pass.
        POM199738 RSA Ceanothus spinosus NULL 4439 1929-03-01   Los Angeles 249 Mandeville Canyon, Santa Monica Mountains.
        POM202200 RSA Ceanothus spinosus P. A. Munz 13157 1934-05-01   Ventura 304 Wheeler Hot Springs.
        POM212360 RSA Ceanothus spinosus Carl B. Wolf 2038 1931-05-14   Ventura 152 near Bardsdale School, Bardsdale, Santa Clara Valley.
        POM265806 RSA Ceanothus spinosus J. C. Roos 997 1942-03-14   Los Angeles NULL Sepulveda Canyon, W Los Angeles
        POM2768 RSA Ceanothus spinosus L. R. Abrams 3115 1902-03-11   Los Angeles NULL Sepulveda Canyon, Santa Monica Mts.
        POM282967 RSA Ceanothus spinosus Lyman Benson 5854 1934-04-15   Ventura NULL Wheeler Springs; Sierra Madre Mt. Range; Ojai Valley watershed. North slope.
        POM305802 RSA Ceanothus spinosus Henry J. Ramsey 1057 1937-04-02   Riverside NULL Elsinore - Capistrano.
        POM305816 RSA Ceanothus spinosus NULL 1043 1937-04-02  ? Orange NULL Capistrano Canyon.
        POM307559 RSA Ceanothus spinosus NULL 2379 1938-04-08   Santa Barbara NULL San Marcos Pass.
        POM310178 RSA Ceanothus spinosus Hulda Crooks s.n. 1946-03-02   Riverside 701 Beaumont-E. of Town.
        POM50075 RSA Ceanothus spinosus A. D. E. Elmer 3917 1902-05-01   Santa Barbara NULL Santa Ynez Mountains.
        POM85691 RSA Ceanothus spinosus Marcus E. Jones s.n. 1902-06-26   Santa Barbara NULL Santa Barbara.
        POM86938 RSA Ceanothus spinosus Marcus E. Jones 230 1902-06-26   Santa Barbara NULL Santa Barbara.
        POM8741 RSA Ceanothus spinosus NULL 3950 1920-05-15   Los Angeles 243 Sepulveda Canyon, Santa Monica Mountains
        POM96540 RSA Ceanothus spinosus P. A. Munz 10334 1926-04-12   Santa Barbara NULL Mountain Drive.
        POM98615 RSA Ceanothus spinosus P. A. Munz 9339 1925-03-27   Santa Barbara NULL Mountain Drive, Santa Barbara.
        PUA55603 PUA Ceanothus spinosus G.L. Clifton NULL 1982-04-26   Santa Barbara 18 Local landmark: Gaviota Pass. Gaviota Quad.
        RSA0005502 RSA Ceanothus spinosus Anstruther Davidson 3232 1917-06-01   Los Angeles NULL Crescenta.
        RSA0028426 RSA Ceanothus spinosus NULL 563 1971-04-21   Los Angeles 571 Below ridge to west of Mystic Canyon, about 1875 feet, 2 miles NE of Glendora, Angeles National Forest, San Gabriel Mountains.
     ?  RSA0028430 RSA Ceanothus spinosus N. C. Cooper 4194 1949-06-18  ? Los Angeles 1828 Mt. Baldy Resorts
        RSA0029518 RSA Ceanothus spinosus Richard C. Barkelew s.n. 1929-04-17   Los Angeles NULL Mulholland Highlands, Los Angeles
        RSA0029519 RSA Ceanothus spinosus T. S. Clare s.n. 1929-03-03  ? Los Angeles NULL Topango [Topanga] Canyon.
        RSA0029934 RSA Ceanothus spinosus Fred M. Roberts 7776 2013-05-30   Orange 299 Lomas de Santiago: Santiago Creek Wash, at Santiago Canyon Road bridge (south side), 0.3 W jct. Silverado and Santiago Canyon Roads.; El Toro 7.5′
        RSA0040255 RSA Ceanothus spinosus Ora M. Clark 1784 1929-03-24  ? Los Angeles NULL Santa Susanna Mountains, So. Calif.
        RSA0046927 RSA Ceanothus spinosus NULL s.n. 1933-04-01   Ventura NULL Boney Ridge, Santa Monica Mountains.
        RSA0048479 RSA Ceanothus spinosus Elwood Fordham s.n. 1951-03-11   Los Angeles 91 Topanga, near Topanga Highway Spring.
        RSA0048480 RSA Ceanothus spinosus Bruce Haines 1 1962-03-06   Santa Barbara 365 4.7 miels North of U.S. Highway 101 on Refugio Pass Road.
        RSA0048481 RSA Ceanothus spinosus Kelly Williams 25 1980-04-30   Los Angeles 457 Mulholland Highway, 1.5 mi. E of Stunt Road.
        RSA0048648 RSA Ceanothus spinosus Robin J. Tausch s.n. 1963-03-02   Los Angeles 457 Woodcrest Road, Santa Monica Mountains, 1.5 miles S. Ventura Blvd.
        RSA0056530 RSA Ceanothus spinosus Bonnie C. Templeton 1411 1930-04-02   Los Angeles 599 Mulholland Drive, N.W. of Hollywood.
        RSA0060615 RSA Ceanothus spinosus NULL 28259 2014-05-06   San Diego 320 Canon: Training Area Charlie: northern portion of Base; along Talega Creek and Talega Road near the northern Base boundary.
        RSA0148704 RSA Ceanothus spinosus NULL 33413 2017-05-23   San Diego 164 Canon: northern portion of Base; Training Area Bravo One: Talega canyon along Talega Creek and Talega Road, canyon bottom and riparian area.
        RSA0177594 RSA Ceanothus spinosus NULL 18-192 2018-04-16   Santa Barbara 1018 Tunnel trail from E. Camino Cielo.
        RSA0421287 RSA Ceanothus spinosus NULL 980 2020-07-16   Ventura 1360 Los Padres National Forest. Along Cherry Creek, ˜ 2 mi from trailhead.
        RSA1117 RSA Ceanothus spinosus NULL 1403 1929-08-25   Los Angeles NULL Seminole Hot Spring
        RSA1139 RSA Ceanothus spinosus E. R. Johnson 1252 1929-03-31   Los Angeles NULL Mulholland Drive.
        RSA122362 RSA Ceanothus spinosus B. Bolt 613 1936-03-12   San Luis Obispo 152 1 mile ENE of Cerro Romauldo.
        RSA122363 RSA Ceanothus spinosus N. H. French 812 1936-05-30   Santa Barbara NULL Santa Ynez River.
        RSA126742 RSA Ceanothus spinosus NULL 13918 1959-04-03   Los Angeles 838 North slope near summit of Saddle Peak.
        RSA127917 RSA Ceanothus spinosus NULL 14140 1959-05-05   Los Angeles 365 Mulholland Hwy, 1mile W of Las Virgenes Road, Malibu Creek drainage.
        RSA127959 RSA Ceanothus spinosus Peter H. Raven 13825 1959-03-01   Los Angeles 396 Griffith Park, north of junction of Vista del Valle Drive with Hollywood Drive.
        RSA128280 RSA Ceanothus spinosus H. J. Thompson 1891 1959-03-27   Los Angeles 731 Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak.
        RSA14412 RSA Ceanothus spinosus Elmer I. Applegate 4980 1927-02-18   Los Angeles NULL Mandeville Canyon
        RSA15030 RSA Ceanothus spinosus T. S. Brandegee s.n. 1889-05-01   Santa Barbara NULL [Unspecified]
        RSA1507 RSA Ceanothus spinosus E. R. Johnson 1252 1929-03-31   Los Angeles NULL Mulholland Drive.
        RSA160381 RSA Ceanothus spinosus Marcus E. Jones s.n. 1929-04-06   Santa Barbara NULL Carpinteria
        RSA16580 RSA Ceanothus spinosus Percy C. Everett 7241 1935-06-19   Orange 487 Trabuco Canyon, 0.8mi below (W) forest service patrol station
        RSA167010 RSA Ceanothus spinosus H. M. Pollard s.n. 1962-02-03   Santa Barbara NULL Mouth of Cold Spring Canyon, Santa Inez Mts.
        RSA17268 RSA Ceanothus spinosus Carl B. Wolf 8098 1936-07-08   Orange 274 Along Ortega Hiway, San Juan canyon, 0.2 W. of Riverside Co. line.
        RSA1754 RSA Ceanothus spinosus Carl B. Wolf 2038 1931-05-14   Ventura 152 East Casitas Pass.
        RSA17567 RSA Ceanothus spinosus Carl B. Wolf 7950 1936-06-17  ? Orange 274 Along Ortega Hiway, San Juan canyon, 0.2 W. of Riverside Co. line.
        RSA191681 RSA Ceanothus spinosus Robert F. Thorne 35616 1965-03-26   Santa Barbara 548 SE from San Marcos Pass near junction of Calif Hwy 154 with road to Hidden Valley Guest Ranch
        RSA19639 RSA Ceanothus spinosus NULL 4438 1929-03-01   Los Angeles 249 Mandeville Canon, Santa Monica Mountains.
        RSA199737 RSA Ceanothus spinosus NULL 4438 1929-03-01   Los Angeles 249 Mandeville Canyon, Santa Monica Mountains.
        RSA202153 RSA Ceanothus spinosus W. L. Jepson s.n. 1921-04-13   Santa Barbara NULL Sycamore Canon, Santa Ynez Mts.
        RSA214312 RSA Ceanothus spinosus Louis C. Wheeler 456 1932-03-05   Los Angeles 121 Mandeville Canyon.
        RSA233385 RSA Ceanothus spinosus NULL 2804 1972-02-26   Ventura NULL Decker Canyon.
        RSA247107 RSA Ceanothus spinosus Gary D. Wallace 156 1966-03-18   Los Angeles 609 Along Little Sycamore Rd. in Triumpho [Triunfo] Canyon.
        RSA25589 RSA Ceanothus spinosus Carl B. Wolf 10896 1941-06-27   Orange 274 San Juan Canyon, Ortega hiway, 1.5 W. of Riverside co. line.
        RSA25646 RSA Ceanothus spinosus Carl B. Wolf 10962 1941-07-09   Santa Barbara 304 Sant Ynez Mountains. San Marcos Pass Road. 2.2 miles below (south of) Painted Cave Road.
        RSA25809 RSA Ceanothus spinosus Carl B. Wolf 11151 1941-08-15   Orange 609 W. slope Santiago Truck trail to Santiago Pk. 1.2 mi. above F.S. Gate.
        RSA25827 RSA Ceanothus spinosus Carl B. Wolf 10956 1941-07-02   Ventura 457 No. Fork of Ventura River, 1 mi. below wheller hot springs.
        RSA261625 RSA Ceanothus spinosus Brandegee s.n. 1889-05-01   San Diego NULL San Diego.
        RSA261626 RSA Ceanothus spinosus Brandegee s.n. 1889-05-01   Santa Barbara NULL [Unspecified]
        RSA271863 RSA Ceanothus spinosus NULL 1600 1978-06-08   Ventura NULL Wheeler Gorge along Hwy 33 near campground, north of Ojai.
        RSA285648 RSA Ceanothus spinosus D. C. Michener 4060 1982-07-21   Ventura NULL Roadside above Matilija Creek at entrance to Matilija Hot Springs.
        RSA285649 RSA Ceanothus spinosus D. C. Michener s.n. 1982-07-21   Ventura NULL Roadside along CA 33 just north of jct of Matilija Hot Springs road, ca. 2.0 miles south of Wheeler Springs.
        RSA304772 RSA Ceanothus spinosus James R. Shevock 647 1971-02-06   Santa Barbara 44 Jesusita Cyn.
        RSA30495 RSA Ceanothus spinosus L. R. Abrams 1854 1901-06-16   Orange NULL Trabuco Canon.
        RSA34875 RSA Ceanothus spinosus H. M. Pollard s.n. 1946-02-20   Ventura NULL Near Calif. Preparatory School, Ojai,
        RSA350680 RSA Ceanothus spinosus Anstruther Davidson 3232 1917-01-01   Los Angeles NULL Los Angeles.
        RSA354522 RSA Ceanothus spinosus C. F. Smith 3922 1955-03-17   Santa Barbara NULL In gorge of Gaviota Pass, western Santa Ynez Mountains.
        RSA398930 RSA Ceanothus spinosus Mark Morris s.n. 1929-03-11   Los Angeles NULL Griffith Park - Los Angeles.
        RSA398931 RSA Ceanothus spinosus Edwin Kline s.n. 1925-04-12   Los Angeles NULL Mulholland Estate; Santa Monica Mtns.
     ?  RSA398932 RSA Ceanothus spinosus Elbert Benjamine 49 1929-02-24  ? Los Angeles NULL Laurel Canyon, Hollywood
        RSA398935 RSA Ceanothus spinosus T. S. Clare s.n. 1929-02-25   Los Angeles NULL Santa Monica Mountains, Santa Monica Canon
        RSA398936 RSA Ceanothus spinosus T. S. Clare s.n. 1929-03-10   Los Angeles 487 Topango [Topanga] canyon.
        RSA398937 RSA Ceanothus spinosus T. S. Clare s.n. 1929-03-03   Los Angeles NULL Topango [Topanga] Canyon.
        RSA398940 RSA Ceanothus spinosus N. C. Cooper 2204 1945-05-01   Los Angeles 609 Tapia Park area, Santa Monica Mountains.
        RSA398941 RSA Ceanothus spinosus Ora M. Clark 1491 1929-01-27   Los Angeles NULL N. Hollywood, So. Calif.
        RSA398942 RSA Ceanothus spinosus Bonnie C. Templeton 1411 1930-04-02   Los Angeles 599 Mulholland Dr., Northwest of Hollywood
        RSA398943 RSA Ceanothus spinosus Ora M. Clark 1496 1929-02-03   Los Angeles NULL Topango [Topanga] Canyon
        RSA398944 RSA Ceanothus spinosus Ora M. Clark 1318 1928-12-02   Los Angeles NULL N.E. Hollywood
        RSA398945 RSA Ceanothus spinosus Freda Detmers s.n. 1924-02-22   Los Angeles NULL Mandeville Canyon.
        RSA398946 RSA Ceanothus spinosus Gale Sphon s.n. 1955-04-02   Los Angeles NULL 3.1 mi. west of Beverly Glen on Mulholland Dr.
        RSA398948 RSA Ceanothus spinosus M. D. Proctor 803 1944-04-06   Ventura NULL Ventura.
        RSA398949 RSA Ceanothus spinosus Glenn A. Gorelick s.n. 1966-04-02   Ventura NULL Along creek bed, Circle X Ranch, 6.5 miles east of Hwy 1 on Yerba Buena Road, 18 miles north of Malibu.
        RSA398951 RSA Ceanothus spinosus H. M. Pollard s.n. 1968-03-21   Ventura NULL Bank of Ventura River near Foster Park bridge, Foster Park.
        RSA399902 RSA Ceanothus spinosus Freda Detmers 14889 1929-02-16   Los Angeles NULL Griffith Park
        RSA51368 RSA Ceanothus spinosus L. S. Rose 49030 1949-04-13   Ventura NULL West Casitas Pass..
        RSA535896 RSA Ceanothus spinosus Tim S. Ross 5941 1991-09-02   Los Angeles 541 near Mulholland Hwy at Yerba Buena Rd.; Triunfo Pass 7.5′
        RSA542409 RSA Ceanothus spinosus Fred M. Roberts 4189 1989-02-23   Orange 249 Aliso-Wood Canyon Regional Park: Niguel Hill above Aliso Canyon along the northern edge of Sea View Pk., 1.2km ENE Aliso Pk.
        RSA542410 RSA Ceanothus spinosus Fred M. Roberts 3855 1988-03-15   Orange 246 Rancho Mission Viejo: Verdugo Canyon, 0.8 km SE Lucas Survey Mark.
        RSA545317 RSA Ceanothus spinosus NULL 6054 1992-03-22   Los Angeles 487 Santa Monica Mountains; W side of Yerba Buena Road ca. 3 W of intersection with Mullholand Hwy.; Triunfo Pass 7.5′
        RSA561075 RSA Ceanothus spinosus NULL 7009 1992-04-22   Riverside 609 Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon.
        RSA599192 RSA Ceanothus spinosus Scott D. White 4742 1997-03-12   Los Angeles 8 Zuma Beach; mouth of Zuma Creek, E end of the County Beach.
        RSA599198 RSA Ceanothus spinosus Scott D. White 4763 1997-03-12   Los Angeles 304 NW of Zuma Beach. Encinal Cny Rd between P.C.H. and Mulholland Hwy. [range:] 34 N, 118 49′-53′ W.; Point Dume & Triunfo Pass quads.
        RSA606276 RSA Ceanothus spinosus Jon E. Keeley 25373 1994-06-01   Ventura 259 First year after wildfire, Upper Sycamore Canyon, N-facing slope, N of Pt. Mugu State Park. Study Site US1. Santa Monica Mountains.
        RSA606277 RSA Ceanothus spinosus Jon E. Keeley 25374 1994-06-01   Ventura 259 First year after wildfire, Upper Sycamore Canyon, N-facing slope, N of Pt. Mugu State Park. Study Site US1. Santa Monica Mountains.
        RSA612039 RSA Ceanothus spinosus Bill Campbell s.n. 1932-03-05   Los Angeles NULL Los Alisos Canyon.
        RSA630267 RSA Ceanothus spinosus LeRoy Gross 112 1999-02-20   Los Angeles 609 Santa Monica Mountains: Along the Will Rogers backbone trail.
        RSA637494 RSA Ceanothus spinosus NULL 503 1999-06-08   Orange 518 Santa Ana Mountains: Santiago and Modjeska Canyons, above Tucker Wildlife Sanctuary, above the town of Modjeska; Santiago Peak
        RSA650468 RSA Ceanothus spinosus George Maruko s.n. 1948-02-23   Los Angeles 213 South slope above golf course, Griffeth Park, Los Angeles.
        RSA652874 RSA Ceanothus spinosus Ron Martinolich 74 1991-05-14   Los Angeles NULL Los Angeles, Muholland Drive, 1.25 miles west of intersection with Encino Hills Drive,on roadside.
        RSA671264 RSA Ceanothus spinosus I. W. Clokey s.n. 1929-04-29   Los Angeles 249 Mandeville Canon
        RSA698615 RSA Ceanothus spinosus Mabel Harvey s.n. NULL   Orange NULL Silverado Canon
        RSA713954 RSA Ceanothus spinosus Daisie Huang s.n. 2006-04-13   Santa Barbara 455 Vista pt on 154, Los Padres NF.
        RSA735028 RSA Ceanothus spinosus NULL 11848 2008-04-10   Orange 365 PrivateChino Hills: Powerline access road just N of CHSP boundary and just W of Orange-SB co. line. Approx. 1 W of Gilman Peak.; Yorba Linda
        RSA746917 RSA Ceanothus spinosus NULL 2224 2008-03-26   San Diego 85 Marin Corps Base, Camp Pendleton, Piedra de Lumbre Canyon, Papa One Training Area, along both sides of the central section of the Canyon
        RSA747426 RSA Ceanothus spinosus NULL 154 2007-03-25   Santa Barbara 804 Santa Barbara Ranger District. At pull off on East Camino Cielo (5N12), about 1.5 mi from CA-154.
        RSA748533 RSA Ceanothus spinosus NULL 13111 2009-06-05   Ventura 121 Ojai Valley: Ventura River, E of Live Oak Acres.; Matilija
        RSA756642 RSA Ceanothus spinosus Michael Honer 2466 2007-03-23   Santa Barbara 487 Gaviota Peak Trail; about 1 hiking-mile downslope (W) of Peak.
        RSA77487 RSA Ceanothus spinosus F. W. Peirson 5742 1925-04-10   Orange 609 In Silverado Canyon.
        RSA77488 RSA Ceanothus spinosus F. W. Peirson 733 1921-02-26   Los Angeles 457 Topanga Canyon Road, west end of San Gabriel Mts. Near summit of ridge, north slope
        RSA77489 RSA Ceanothus spinosus F. W. Peirson 4445 1906-07-10   Los Angeles NULL Rustic Canyon, Santa Monica Mtns.
        RSA77490 RSA Ceanothus spinosus F. W. Peirson 8719 1925-03-27   Santa Barbara 152 hills back of Santa Barbara
        RSA77491 RSA Ceanothus spinosus F. W. Peirson 8332 1929-04-21   Santa Barbara 457 San Marcus Pass.
        RSA780258 RSA Ceanothus spinosus NULL 21610 2011-05-09   San Diego 10 Camp Pendleton: Uniform Training Area; west of I-5, along a coastal canyon; north of Las Pulgas Road, north of the ocean overlook pullout on southbound I-5 and south of San Onofre State Beach
        RSA783278 RSA Ceanothus spinosus J. D. Olmsted 302 1959-03-23   Los Angeles 365 Foot of San Gabriel Mts: San Antonio wash. Blanchard park on Pomona college campus near Claremont.
        RSA783634 RSA Ceanothus spinosus J. D. Olmsted 55 1958-03-11   Los Angeles 365 Along SE edge of Blanchard Park; oak woodland with gradual southward drainage along San Antonio Creek on Pomona College campus
        RSA795107 RSA Ceanothus spinosus Forrest Freund 87 2013-02-25   Los Angeles NULL City of Claremont; Rancho Santa Ana botanic garden; Bed S3.
        RSA797598 RSA Ceanothus spinosus Robert F. Thorne 49995 1977-11-21   Orange NULL Santa Ana Mountains: tributary canyon to San Juan Canyon about 2 miles above San Juan Fire Station
        RSA80676 RSA Ceanothus spinosus NULL 17928 1952-08-19  ? Orange 304 Along Ortega Hwy, west slope of Santa Ana Mts.
        SBBG160092 SBBG Ceanothus spinosus NULL 5496 2003-02-17   Ventura 487 Matilija Creek drainage at Hwy 33, MM 17.19, Los Padres National Forest.
        SBBG160094 SBBG Ceanothus spinosus NULL 5497 2003-02-17   Ventura 487 Matilija Creek drainage at Hwy 33, MM 17.19, Los Padres National Forest.
        SBBG160095 SBBG Ceanothus spinosus NULL 5495 2003-02-17   Ventura 487 Matilija drainage at Hwy 33, MM 17.19, Los Padres National Forest.
        SBBG168232 SBBG Ceanothus spinosus NULL 10120 2016-03-17   Ventura 349 Conejo Valley, Lake Eleanor Open Space W of Highgate Rd; Thousand Oaks
        SBBG168233 SBBG Ceanothus spinosus NULL 18-428 2018-06-29   Santa Barbara 456 Cold Springs Trail west.
        SBBG168234 SBBG Ceanothus spinosus NULL 18-192 2018-04-16   Santa Barbara 1018 Tunnel trail from E. Camino Cielo.
        SBBG168235 SBBG Ceanothus spinosus NULL 10 2018-02-26   Santa Barbara 277 Jesusita trail
        SBBG168236 SBBG Ceanothus spinosus NULL 3932 2018-03-15   Santa Barbara 333 Rattlesnake Trail.
        SBBG168237 SBBG Ceanothus spinosus NULL 4898 2018-07-20   Santa Barbara 795 Intersection of Tunnel Trail and Rattlesnake Connector Trail, ˜ 1.5 mi from Gibraltar Road.
        SBBG168238 SBBG Ceanothus spinosus J. Gilbert 45 1973-05-03   Santa Barbara 701 Near Painted Cave Rd.
        SBBG168239 SBBG Ceanothus spinosus M. Van Rensselaer NULL 1935-06-28   Santa Barbara NULL Santa Ynez Mtns: Mission Cyn
        SBBG168240 SBBG Ceanothus spinosus Russell S. Woglum 1428 1938-04-08   Santa Barbara NULL Santa Ynez Mtns: San Marcos Pass
        SBBG168241 SBBG Ceanothus spinosus Henry M. Pollard NULL 1959-04-15   Santa Barbara NULL Santa Ynez Mtns: Los Padres National Forest; Tunnel Trail, Mission Cyn
        SBBG168242 SBBG Ceanothus spinosus Henry M. Pollard NULL 1945-01-13   Ventura NULL Foothill Trail
        SBBG168243 SBBG Ceanothus spinosus B. Clark 103 1938-06-13   Santa Barbara NULL Santa Ynez Mtns: head of Mission Cyn
        SBBG168244 SBBG Ceanothus spinosus H. and M. Dearing 3061 1939-03-10   Santa Barbara NULL Santa Ynez Mtns: Gaviota Pass
        SBBG168246 SBBG Ceanothus spinosus M. Van Rensselaer 1015 1939-03-23   Santa Barbara NULL Santa Ynez Mtns: Mission Cyn
        SBBG168247 SBBG Ceanothus spinosus H. and M. Dearing 2293 1938-07-23   Santa Barbara NULL Santa Ynez Mtns: San Marcos Pass
        SBBG168248 SBBG Ceanothus spinosus NULL 10231 2004-04-23   Los Angeles 213 City of Pasadena, Arroyo Seco at La Loma Rd bridge crossing
        SBBG168249 SBBG Ceanothus spinosus Clifton F. Smith 1074 1944-07-31   Santa Barbara NULL Tunnel Rd, SW of Botanic Garden, Mission Cyn
        SBBG168250 SBBG Ceanothus spinosus Clifton F. Smith 3922 1955-03-17   Santa Barbara NULL Santa Ynez Mtns: gorge of Gaviota Pass
        SBBG168251 SBBG Ceanothus spinosus NULL 4364 2001-03-16   Ventura 228 Santa Ynez Mtns: Los Padres National ForestCasitas Ranger Station at Hwy 150
        SBBG170201 SBBG Ceanothus spinosus NULL 18-40 2018-03-07   Santa Barbara 443 Jesusita Trail
        SBBG170202 SBBG Ceanothus spinosus L. G. Yates 1285 1878-02-11   Santa Barbara NULL Montecito
        SBBG170203 SBBG Ceanothus spinosus L. G. Yates NULL 1878-03-01   Santa Barbara NULL Santa Barbara
        SBBG170204 SBBG Ceanothus spinosus Ralph Hoffmann NULL 1929-03-09   Santa Barbara NULL Santa Ynez Mtns: San Marcos grade
        SBBG170205 SBBG Ceanothus spinosus P. Bartholomew NULL 1938-12-09   Santa Barbara NULL Santa Ynez Mtns: Romero Rd
        SBBG170206 SBBG Ceanothus spinosus M. Van Rensselaer 1019 1939-03-23   Santa Barbara NULL Santa Ynez Mtns: Mission Cyn
        SBBG170207 SBBG Ceanothus spinosus M. Van Rensselaer 1710 1941-07-16   Santa Barbara NULL Santa Ynez Mtns: Mission Cyn
        SBBG170208 SBBG Ceanothus spinosus Ralph Hoffmann NULL 1931-06-05   Santa Barbara NULL Santa Ynez Mtns: Gaviota Pass
        SBBG170209 SBBG Ceanothus spinosus Henry M. Pollard NULL 1972-03-30   Ventura NULL Ventura River at Foster Park bridge, Foster Park
        SBBG170210 SBBG Ceanothus spinosus Henry M. Pollard NULL 1972-03-30   Ventura NULL Ventura River at Foster Park bridge, Foster Park
        SBBG170211 SBBG Ceanothus spinosus Russell S. Woglum 1428 1928-04-08   Santa Barbara NULL Santa Ynez Mtns: San Marcos Pass
        SBBG170212 SBBG Ceanothus spinosus C. Kuizenga 17 1984-03-04   Santa Barbara 91 Santa Ynez Mtns: E side of Cate Mesa Rd, 0.5 mi from its jct with Lillingston Cyn Rd
        SBBG170213 SBBG Ceanothus spinosus R. N. Philbrick NULL 1975-08-16   Santa Barbara NULL Santa Ynez Mtns: below big spring, W fork of San Pedro Cyn
        SBBG170214 SBBG Ceanothus spinosus L. W. Edge 256 1973-03-03   Santa Barbara NULL Santa Ynez Mtns: W of Painted Cave Rd, near Camino Cielo East
        SBBG170215 SBBG Ceanothus spinosus Clifton F. Smith 599 1944-03-18   Santa Barbara NULL Tunnel Rd, Mission Cyn
        SBBG170216 SBBG Ceanothus spinosus M. Wetherwax, E. Painter SLO-117 2001-02-22   San Luis Obispo 120 Camp San Luis Obispo; Fort Merriam, NW of Chumash Peak
        SBBG171185 SBBG Ceanothus spinosus NULL 4029 2018-04-16   Santa Barbara 764 Tunnel Trail to Gibraltar Road starting at East Camino Cielo, at intersection with Tunnel Connector Trail.
        SBBG171186 SBBG Ceanothus spinosus NULL 3914 2018-03-15   Santa Barbara 284 Rattlesnake Trail, in chaparral, just up from oak woodland at creek crossing.
        SBBG171187 SBBG Ceanothus spinosus Carol Bornstein NULL 1992-03-07   Santa Barbara NULL Santa Ynez Mtns: Mountain Drive, just below mailbox 885, Santa Barbara
        SBBG171188 SBBG Ceanothus spinosus M. Wetherwax, E. Painter SLO177 2001-02-22   San Luis Obispo 120 Camp San Luis Obispo; Fort Merriam, NW of Chumash Pk; Camp San Luis Obispo
        SBBG171189 SBBG Ceanothus spinosus Ralph Hoffmann NULL 1925-05-31   Ventura NULL Santa Ynez Mtns: Casitas Pass
        SBBG171190 SBBG Ceanothus spinosus Henry M. Pollard NULL 1968-03-21   Ventura NULL Ventura River, near Foster Park bridge, Foster Park
        SBBG171191 SBBG Ceanothus spinosus M. Vincent 271 1962-07-10   Los Angeles NULL Mulholland Hwy near Stunt Rd, 3 mi S of Ventura Blvd.
        SBBG171192 SBBG Ceanothus spinosus F. L. Johnson, E. A. Young ROB686 1993-05-27   San Luis Obispo NULL Camp San Luis Obispo; Cerro Romualdo; Camp San Luis Obispo
        SBBG171193 SBBG Ceanothus spinosus J. Vanderwier 45 1982-04-13   Ventura NULL Pacific Missile Test Center: Laguna Peak
        SBBG171194 SBBG Ceanothus spinosus Henry M. Pollard NULL 1964-03-11   Ventura 457 east end of Foothill Trail
        SBBG171195 SBBG Ceanothus spinosus Henry M. Pollard NULL 1972-03-23   Ventura NULL Valley View Rd near Signal St; Ojai
        SBBG171196 SBBG Ceanothus spinosus M. Van Rensselaer 1033 1939-05-30   Santa Barbara NULL Santa Ynez Mtns: E of USFS Santa Ynez Camp, upper Santa Ynez Valley
        SBBG171197 SBBG Ceanothus spinosus J. Doty 683 1969-05-19   Santa Barbara NULL Santa Ynez Mtns: W side of Refugio Pass Rd, 4.1 N of US Hwy 101
        SBBG171198 SBBG Ceanothus spinosus Michael Honer 2466 2007-03-23   Santa Barbara 487 Santa Ynez Mtns: Los Padres National Forest; Gaviota Pk Trail, ca. 1 hiking-mi downslope (W) of Gaviota Pk
        SD00000684 SD Ceanothus spinosus NULL 36364 2020-04-15   San Diego 458 Camp Pendleton: northwestern portion of Base; Training Area Romeo 2; San Onofre Mountains: east of I-5 and north of San Onofre Peak, along fire break at the ridgetop of the mountains and north of San Onofre Peak Road
        SD00019474 SD Ceanothus spinosus NULL 2101 2016-06-02   San Diego 630 Camp Pendleton, roadside on Roblar Road
        SD00056784 SD Ceanothus spinosus Ed Kentner 570 2016-05-24   San Diego 448 Camp Pendleton, Romeo 2 Training Area.
        SD00056785 SD Ceanothus spinosus Ed Kentner 506 2015-05-12   San Diego 263 Camp Pendleton, Romeo 2 Training Area.
        SD00056786 SD Ceanothus spinosus NULL 1 2009-02-04   San Diego 168 Camp Pendleton Marine Corps base, along un-named tributary to Aliso Canyon. About 100 feet north of Range 130.
        SD00056787 SD Ceanothus spinosus NULL 2 2009-02-04   San Diego 213 Camp Pendleton Marine Corps base, along un-named tributary to Aliso Canyon. About 100 feet north of Range 130.
        SD00056788 SD Ceanothus spinosus NULL 28259 2014-05-06   San Diego 320 Camp Pendleton: Training Area Charlie: northern portion of Base; along Talega Creek and Talega Road near the northern Base boundary
        SD00056789 SD Ceanothus spinosus NULL 21610 2011-05-09   San Diego 10 Camp Pendleton: Uniform Training Area; west of I-5, along a coastal canyon; north of Las Pulgas Road, north of the ocean overlook pullout on southbound I-5 and south of San Onofre State Beach
        SD00056790 SD Ceanothus spinosus A. L. Black s.n. 1992-03-17   San Diego NULL Encinitas, Quail Botanical Gardens
        SD00056791 SD Ceanothus spinosus NULL 163 2007-05-02   San Diego 557 Camp Pendleton Marine Corps Base, Delta Training Area. Along dirt road ca. 1 W of northern Case Springs pond, just east of Artillary Firing Area 46.
        SD00056792 SD Ceanothus spinosus NULL 2224 2008-03-26   San Diego 85 Marine Corps Base, Camp Pendleton, Piedra de Lumbre Canyon, Papa One Training Area, along both sides of the central section of the Canyon.
        SD00056793 SD Ceanothus spinosus NULL 20899 2011-03-24   San Diego 165 Camp Pendleton: Romeo II Training Area; north of Las Pulgas Road, east of I-5 and east of El Camino Real along Horno Canyon Road
        SD00056794 SD Ceanothus spinosus NULL 23155 2012-03-28   San Diego 500 Camp Pendleton: Training Area Romeo II; San Onofre Mountains: east of I-5 and north of San Onofre Peak; along the fire break to the north of the towers on the peak
        SD00056795 SD Ceanothus spinosus R. Mitchel Beauchamp 3257 1972-04-04   San Diego 80 On west slope of San Onofre Mountain, Camp Pendleton, just east of old highway. In dry creek bed.
        SD00056796 SD Ceanothus spinosus NULL 325 2007-04-16   San Diego 155 Poway, Kumeyaay Ipai Interpretive Center, S end of Silverlake Dr, 0.4 NE of junction of Poway Rd and Pomerado Rd
        SD00056797 SD Ceanothus spinosus Scott D. White 4763 1997-03-12   Los Angeles 300 Santa Monica Mts: NW of Zuma Beach. Encinal Cyn Rd between Pacific Coast Hwy and Mullholland Hwy.
        SD00056798 SD Ceanothus spinosus NULL 33413 2017-05-23   San Diego 165 Camp Pendleton: northern portion of Base; Training Area Bravo One: Talega canyon along Talega Creek and Talega Road, canyon bottom and riparian area
        SD00056799 SD Ceanothus spinosus Clifton F. Smith 1074 1944-07-31   Santa Barbara NULL Along Tunnel Road northwest of Botanic Garden, Mission Canyon, Santa Barbara.
        SD00056800 SD Ceanothus spinosus Carl B. Wolf 11151 1941-08-15   Orange 610 Santa Ana Mts., W. Slope Santiago Truck Trail to Santiago Pk. 1.2 mi above F. S. Gate.
        SD00056801 SD Ceanothus spinosus Darley F. Howe s.n. 1947-04-29   Orange NULL Santa Ana Mts.
        SD00056802 SD Ceanothus spinosus Edith A. Purer 6721 1935-06-22   Ventura 446 Upper Ojai Road, Santa Paula Canyon
     ?  SD00056803 SD Ceanothus spinosus N. Floy Bracelin 2645 1944-04-16  ? Unknown NULL Garden of Anson and Anita Blake, Berkeley
        SD00056804 SD Ceanothus spinosus NULL 7009 1992-04-22   Riverside 610 Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon
        SD00056805 SD Ceanothus spinosus Lucille Kempers 235 1955-02-15   Los Angeles 610 Chaparral, Little Dalton Canyon, San Gabriel Mountains
        SD00056806 SD Ceanothus spinosus Edith A. Purer 6564 1935-05-11   Los Angeles NULL Hillside, Malibou Road, Santa Monica Mountains
     ?  SD00056807 SD Ceanothus spinosus C. I. Jerabek s.n. 1945-07-01   Santa Barbara NULL Santa Barbara Bot. Garden
        SD00056808 SD Ceanothus spinosus Bill Knerr s.n. 1997-03-01   San Diego NULL Santa Margarita Mountains, San Mateo Canyon Wilderness, Hwy 8S01, 3-4 miles south from junction of Tenaja Road. (IPB 5&slo;06)
        SD00056809 SD Ceanothus spinosus Craig Reiser s.n. 1987-05-21   San Diego NULL Camp Pendleton, Delta Sector, northern Santa Margarita Mts. Dense chaparral. (IPB 5&slo;06)
        SD00056810 SD Ceanothus spinosus T. S. Brandegee s.n. 1889-05-01   Santa Barbara NULL Santa Barbara
        SD00056811 SD Ceanothus spinosus Frank W. Peirson 8332 1929-04-21   Santa Barbara 457 San Marcus Pass
        SD00056812 SD Ceanothus spinosus R. Mitchel Beauchamp 3258 1972-04-04   San Diego 80 On west slope of San Onofre Mountain, Camp Pendleton, just east of old highway In dry creek bed. (IPB 5&slo;06)
        SD00056813 SD Ceanothus spinosus NULL DC-851 1981-01-01   San Diego NULL College Area Community Plan, near Palomar College.
        SD00056814 SD Ceanothus spinosus NULL 18243 2009-07-16   San Diego 160 Camp Pendleton Marine Corps Base: Bravo 1 Training Area in the northwestern portion of base; along Talega Canyon Road just south of the Orange County border
        SD00056815 SD Ceanothus spinosus NULL 2030 2007-06-01   San Diego 57 Camp Pendleton Marine Corps Base, along road in Piedra de Lumbre Canyon, Papa One Training Area.
        SD00056816 SD Ceanothus spinosus NULL 204 2007-05-02   San Diego 376 Camp Pendleton Marine Corps Base, Delta Training Area. Steep slopes along Roblar Road, ca. 1⁄2 W of its junction with Jardine Canyon Road.
        SD00062409 SD Ceanothus spinosus NULL 25694 2013-03-27   San Diego 75 Camp Pendleton: northwest portion of Base; Training Area Finch; east of Basilone Road and just off of San Juan Road along San Onofre Creek
        SDSU10267 SDSU Ceanothus spinosus Frazier, Chris 138 1989-03-05   San Diego NULL Open flat along De Luz Rd. at mile 9.
        SDSU10426 SDSU Ceanothus spinosus Howe, D. F. 1545 1947-04-04   Orange NULL Santa Ana Mtns.
        SDSU12009 SDSU Ceanothus spinosus NULL 14 1995-05-01   Los Angeles 755 North-facing canyon, north of dirt road, approximately 3.7 miles from Latigo Canyon Road. Slope 0.6 miles NW of Castro Peak.
        SDSU15000 SDSU Ceanothus spinosus O′Regan, Eamon NULL 1991-07-16   San Diego 335 T. 60-61 Just N of Cuate Hill. DMC 45207 369175.
        SDSU15001 SDSU Ceanothus spinosus NULL 13-V-87 1987-05-13   San Diego 487 Delta Grade. Camp Joseph Pendleton MCB. San Diego County, California. Base Section: 60-02.
        SDSU15002 SDSU Ceanothus spinosus NULL 14-IV-89 1989-04-14   San Diego 91 Camp Joseph Pendleton MCB. San Diego County, California. Base Section: Romeo II.
        SDSU15336 SDSU Ceanothus spinosus Martus, Carolyn NULL NULL   San Diego 116 Devils Canyon. Camp Joseph Pendleton MCB.
        SDSU19354 SDSU Ceanothus spinosus NULL 204 2007-05-02   San Diego 376 Camp Pendleton Marine Corps Base, Delta Training Area. Steep slopes along Roblar Road, ca. 1⁄2 W of its junction with Jardine Canyon Road.
        SFV112202 SFV Ceanothus spinosus C. Gasser s. n. 1956-03-02   Los Angeles 215 Santa Monica Mountains; Malibu Canyon. Malibu Canyon Road, 1.5 miles from Highway 101.
        SFV112224 SFV Ceanothus spinosus D. L. Koutnik 160 1978-03-24   Los Angeles 548 Santa Monica Mountains; South side of Mulholland Highway between Encinal Canyon and Latigo Canyon.
        SFV112225 SFV Ceanothus spinosus W. A. Kelley 0001-004-3 1969-03-01   Los Angeles NULL Santa Monica Mountains; Studio City, near Laurel Canyon.
        SFV112226 SFV Ceanothus spinosus K. A. Wilson 835 1961-02-04   Los Angeles 489 Santa Monica Mountains; Decker Road (Route 23), about 4 miles north of Route 101 (Pacific Coast Highway).
        SFV112227 SFV Ceanothus spinosus P. G. Kilburn 608 1958-02-15   Los Angeles 299 Santa Monica Mountains; Sepulveda Canyon. Mission Fire Trail.
        SFV112228 SFV Ceanothus spinosus H. M. Pollard s. n. 1962-02-03   Santa Barbara 359 South Coast Ranges; Santa Ynez Mountains. Mouth of Cold Spring Canyon.
        SFV112229 SFV Ceanothus spinosus M. L. Vincent 271 1962-07-10   Los Angeles 299 Santa Monica Mountains; Mulhholland Highway near Stunt Road, about 3 miles south of Ventura Blvd.
        SFV112230 SFV Ceanothus spinosus N. J. Manuwal 169 1972-03-05   Los Angeles NULL Santa Monica Mountains; Topanga Canyon.
        SFV112231 SFV Ceanothus spinosus A. E. Dorsey 20 2007-04-29   San Bernardino 660 San Gabriel Valley; North end of Etiwanda Ave., north of power lines, near Etiwanda Creek.
        SFV112232 SFV Ceanothus spinosus W. A. Kelley s. n. 1971-05-01   Ventura 729 Santa Monica Mountains; Triunfo Lookout Road on north-facing slope.
        SFV116180 SFV Ceanothus spinosus R. M. Muran 10 1974-02-09   Los Angeles 366 Santa Monica Mountains; Rustic Canyon.
        SHTC2523 SHTC Ceanothus spinosus Borgstrom, E.E. 53 1994-04-09   Los Angeles NULL Topanga Canyon, 4 miles east of Highway 1
        SJSU14046 SJSU Ceanothus spinosus C.L. Schmidt 1168 1987-04-13   Los Angeles 457 Old Topanga Canyon Rd, Santa Monica Mts c. 1 mi S of Mulholland Hwy
        UC1071345 UCJEPS Ceanothus spinosus H. C. Lee 663 1936-06-12   Santa Barbara 381 4 1⁄2 mi se Adams Ranch; Nipomo Quad.
        UC1071346 UCJEPS Ceanothus spinosus H. C. Lee 586 1936-03-19   San Luis Obispo 243 2 mi nw Indian Knob; Arroyo Grande Quadrangle
        UC1071347 UCJEPS Ceanothus spinosus H. A. Jensen 78 1930-10-15   San Luis Obispo 426 head of East Fork Corral de Piedra Creek Arroyo Grande Quad., Head E Fork Corral de Piedra Creek
        UC1071348 UCJEPS Ceanothus spinosus H. A. Jensen 270 1933-03-15   Los Angeles 548 Slope above Thompson Creek Cucamonga Quad.
        UC1071349 UCJEPS Ceanothus spinosus A. E. Wieslander 137 1930-04-15   Santa Barbara 914 San Marcos Pass Santa Ynez Quad.
        UC1071350 UCJEPS Ceanothus spinosus J. E. Sowder 136 1934-01-25   Ventura 121 3.5 mi nw Casitas; Ventura Quad.
        UC1071351 UCJEPS Ceanothus spinosus J. E. Sowder 153 1934-01-28   Ventura 259 2.5 mi n Ojai; Santa Barbara National Forest, Ventura Quad.
        UC1071352 UCJEPS Ceanothus spinosus P. L. Johannsen 207 1933-12-20   Los Angeles 548 4 1⁄2 mi s and 1 1⁄2 mi w Reseda; Calabasas Quarangle
        UC1071353 UCJEPS Ceanothus spinosus R. St. John 123 1930-04-22   Santa Barbara 853 San Roque Canyon
        UC1071354 UCJEPS Ceanothus spinosus C. R. Clar 59 1930-02-03   Santa Barbara 762 Brush Mountain Santa Barbara National Forest, Santa Ynez Quadrangle
        UC1071355 UCJEPS Ceanothus spinosus F. H. Raymond 26 1930-01-13   Los Angeles 457 head Corral Canyon; Triunfo Pass Quad.
        UC1071356 UCJEPS Ceanothus spinosus R. St. John 74 1930-01-20   Los Angeles 640 2 1⁄2 mi e Triunfo Pass (Plot 9); Triunfo Pass Quad.
        UC1071357 UCJEPS Ceanothus spinosus F. H. Raymond 23 1930-01-13   Los Angeles 426 head Corral Canyon; Calabasas Quadrangle
        UC1071358 UCJEPS Ceanothus spinosus F. W. Embree 400 1935-04-13   Santa Barbara 792 1 1⁄2 mi e and 1⁄2 mi s Brush Pk.; Santa Barbara National Forest, Goleta Quadrangle
        UC1071359 UCJEPS Ceanothus spinosus H. C. Lee 339 1931-01-01   Santa Barbara 365 3 1⁄4 miles N. E, of Los Coches Lompoc Quad.
        UC1071361 UCJEPS Ceanothus spinosus B. Bolt 692 1936-04-27   San Luis Obispo 335 3 mi nnw Goldtree; San Luis Obispo Quad.
        UC1071362 UCJEPS Ceanothus spinosus D. Axelrod 491 1935-06-08   Santa Barbara 670 0.3 mi ssw Refugio Pass; Santa Barbara National Forest, Lompoc Quadrangle
        UC1071363 UCJEPS Ceanothus spinosus G. E. Sindel 286 1935-05-10   Santa Barbara 152 Canada del Agre Caliente
        UC1071364 UCJEPS Ceanothus spinosus F. W. Embree 394 1935-04-09   Santa Barbara 198 Cold Springs Canyon
        UC1071365 UCJEPS Ceanothus spinosus F. W. Embree 263 1935-01-08   Santa Barbara 381 3 miles N of Summerland
        UC1071366 UCJEPS Ceanothus spinosus F. W. Embree 255 1935-01-07   Santa Barbara 518 2 1⁄2 N and 1⁄2 mi E of Summerland
        UC1071367 UCJEPS Ceanothus spinosus J. E. Sowder 345 1934-04-06   Ventura 304 just s Wheeler Springs; Santa Barbara National Forest, Mt. Pinos Quad.
        UC1071368 UCJEPS Ceanothus spinosus H. A. Jensen 157 1931-04-01   San Diego 670 Head of cold Spring Canyon
        UC1071369 UCJEPS Ceanothus spinosus P. L. Johannsen 234 1934-01-18   Los Angeles 335 1 mi n lower dam Malibu Creek; Calabasas Quad.
        UC1071370 UCJEPS Ceanothus spinosus P. L. Johannsen 230 1934-01-18   Los Angeles 457 Topanga Canyon Calabasas Quarangle
        UC1071371 UCJEPS Ceanothus spinosus H. C. Lee 342 1935-04-26   Santa Barbara 609 3 3⁄4 mi s, Los Coches Mtn.; Santa Barbara National Forest, Lompoc Quad.
        UC1071372 UCJEPS Ceanothus spinosus A. Lewis 383 1934-04-01   Orange 548 Santiago Canyon Cleveland National Forest, Corona Quad.
        UC1071373 UCJEPS Ceanothus spinosus J. E. Sowder 217 1934-03-12   Ventura 365 near Sulphur Spring (n of Ojai Valley, R1 Rd. S.); Santa Barbara National Forest, Santa Paula Quadrangle
        UC1071374 UCJEPS Ceanothus spinosus J. E. Sowder 193 1934-03-05   Ventura 304 s Casitas Creek (Plot 44); Ventura Quad.
        UC1071375 UCJEPS Ceanothus spinosus J. E. Sowder 197 1934-03-06   Ventura 457 1⁄4 mi se Matilija; Santa Barbara National Forest, Ventura Quadrangle
        UC1071376 UCJEPS Ceanothus spinosus C. M. Belshaw 1731 1936-04-01   San Luis Obispo 213 Davis Canyon San Luis Obispo Quad.
        UC1071378 UCJEPS Ceanothus spinosus A. Lewis 408 1934-05-01   Riverside 518 San Juan Canyon Cleveland National Forest, Elsinore Quadrangle
        UC1071379 UCJEPS Ceanothus spinosus H. A. Jensen 287 1933-04-10   Los Angeles 243 Hollywood Lake
        UC1071380 UCJEPS Ceanothus spinosus A. D. Gifford 155 1934-04-24   Los Angeles 396 1 1⁄2 mi e and 1 mi n Castro Peak; Triunfo Pass Quadrangle
        UC1071381 UCJEPS Ceanothus spinosus A. D. Gifford 174 1934-04-26   Los Angeles 609 Head of Ramera Canyon Triunfo Pass Quad.
        UC1071382 UCJEPS Ceanothus spinosus A. D. Gifford 239 1934-05-15   Los Angeles 274 w side of Trancas Canyon Triunfo Pass Quadrangle, Trancas Canyon
        UC1071383 UCJEPS Ceanothus spinosus A. D. Gifford 167 1934-04-25   Los Angeles 853 top Castro Pk.; Triunfo Pass Quadrangle
        UC1071384 UCJEPS Ceanothus spinosus A. E. Wieslander 285 1933-03-27   Los Angeles 533 Head of Topanga Creek
        UC1071385 UCJEPS Ceanothus spinosus H. A. Jensen 179 1931-05-19   Santa Barbara 152 Canada del Agua Caliente
        UC1071386 UCJEPS Ceanothus spinosus J. B. Spring 24 1931-03-10   Los Angeles NULL W of Verdugo Protero
        UC1071387 UCJEPS Ceanothus spinosus B. Bolt 564 1936-02-04   San Luis Obispo 121 1⁄2 mi s of mouth Sycamore Canyon; San Luis Obispo Quad.
        UC1071388 UCJEPS Ceanothus spinosus A. E. Wieslander 448 1934-03-29   Orange 304 San Juan Creek
        UC1071389 UCJEPS Ceanothus spinosus A. D. Gifford 224 1934-05-09   Ventura 396 3 3&slo;10 mi e and 2 2&slo;10 mi s Conejo Mountain (from Plot 79); Triunfo Pass Quad.
        UC1071390 UCJEPS Ceanothus spinosus A. D. Gifford 223 1934-05-09   Ventura 396 3 3&slo;10 mi e and 2 2&slo;10 mi s Conejo Mountain (from Plot 79); Triunfo Pass Quad.
        UC1073273 UCJEPS Ceanothus spinosus George B. Rossbach 345 1955-04-28   Riverside NULL Route 78 se Banning (San Jacinto Mountains, just s of n boundary of San Bernardino National Forest); s of n boundary San Bernardino Nat For, San Jacinto Mts.
        UC1276854 UCJEPS Ceanothus spinosus R. F. Hoover 7665 1949-05-12   San Luis Obispo NULL between Mt. Bishop and Cerro Romauldo; between Mt. Bishop and Cerro Romauldo
        UC1281426 UCJEPS Ceanothus spinosus H. E. McMinn 1077b 1923-06-17   Santa Barbara NULL Rattlesnake Canyon near bridge; Rattlesnake Canyon near bridge
        UC130840 UCJEPS Ceanothus spinosus Alice Eastwood 22 1908-04-21   Santa Barbara NULL country adjacent to Santa Barbara (Mission Canyon); adjacent to Santa Barbara, Mission Canyon
        UC1506113 UCJEPS Ceanothus spinosus E. R. Clausen 63029 1963-04-04   Los Angeles 100 On steep slope facing north, Udell Canyon, Santa Monica Mts.
        UC1594359 UCJEPS Ceanothus spinosus Tim Ross, Mathew Bell 6054 1992-03-22   Los Angeles 487 w side of Yerba Buena Road ca 360m nnw of intersection with Mulholland Highway (Santa Monica Mountains); Triunfo Pass Quad., Santa Monica Mountains
        UC18425 UCJEPS Ceanothus spinosus State Survey 287 1861-03-15   Santa Barbara NULL Mountains near Santa Barbara; Mountains near Santa Barbara
        UC18426 UCJEPS Ceanothus spinosus State Survey 56 1860-12-15   Los Angeles NULL Sierra Santa Monica
        UC18427 UCJEPS Ceanothus spinosus State Survey 255 1861-03-06   Santa Barbara NULL in canyon near Santa Barbara; near Santa Barbara in canyon
        UC18429 UCJEPS Ceanothus spinosus State Survey 74 1860-12-18   Los Angeles NULL Sierra Santa Monica
        UC18430 UCJEPS Ceanothus spinosus G. W. Dunn NULL 1891-05-31   Santa Barbara NULL Rincon Creek Rincon Creek ([= near Santa Barbara] (inked in on sheet))
        UC18476 UCJEPS Ceanothus spinosus unknown 4660 NULL   Unknown NULL NULL
        UC1861736 UCJEPS Ceanothus spinosus Scott D. White, John Green 10231 2004-04-23   Los Angeles 213 Los Angeles Basin: City of Pasadena. Arroyo Seco at La Loma Road bridge crossing.
        UC191346 UCJEPS Ceanothus spinosus Mrs. Bingham NULL 1886-01-01   Santa Barbara NULL at Santa Barbara
        UC1951151 UCJEPS Ceanothus spinosus Scott D. White, Dustin Ray 13111 2009-06-05   Ventura 122 Ojai Valley: Ventura River, E of Live Oak Acres. USGS Matilija 7.5′ Quad.
        UC219153 UCJEPS Ceanothus spinosus P. A. Munz, R. D. Harwood 3950 1920-05-15   Los Angeles 243 Sepulveda Canyon Santa Monica Mts., Sepulveda Canyon
        UC297938 UCJEPS Ceanothus spinosus unknown NULL NULL   Santa Barbara NULL Santa Barbara
        UC310225 UCJEPS Ceanothus spinosus Philip A. Munz 10334 1926-04-12   Santa Barbara NULL Mountain Drive Santa Barbara
        UC455421 UCJEPS Ceanothus spinosus California Polytechnic School 11 1906-01-01   San Luis Obispo NULL Prefumo Canyon
        UC455422 UCJEPS Ceanothus spinosus E. P. Unangst NULL 1907-04-09   San Luis Obispo NULL Cuesta
        UC527198 UCJEPS Ceanothus spinosus C. B. Wolf 2038 1931-05-14   Ventura 152 e base East Casitas Pass; e base of East Casitas Pass
        UC535518 UCJEPS Ceanothus spinosus Ira W. Clokey, B. Templeton 4438 1929-03-01   Los Angeles 76 Mandeville Canyon, Santa Monica Mountains
        UC535519 UCJEPS Ceanothus spinosus Ira W. Clokey, B. Templeton 4439 1929-03-01   Los Angeles 250 Mandeville Canyon Santa Monica Mountains, Mandeville Canyon
        UC55334 UCJEPS Ceanothus spinosus J. H. Barber 12 1897-01-09   Los Angeles NULL Santa Monica Canyon
        UC56049 UCJEPS Ceanothus spinosus J. H. Barber 371 1898-02-22   Los Angeles NULL Topango Canyon [Topanga Canyon ? ] Topango Canyon
        UC56678 UCJEPS Ceanothus spinosus Ernest Braunton 777 1903-01-12   Los Angeles NULL Laurel Canyon
        UC569000 UCJEPS Ceanothus spinosus P. A. Munz 13157 1934-05-01   Ventura 304 dry canyon slope near Wheelers Hot Springs; near Wheelers Hot Springs
        UC569757 UCJEPS Ceanothus spinosus N. H. French 812 1936-05-01   Santa Barbara 457 Santa Ynez River Santa Barbara National Forest, Santa Ynez Quadrangle
        UC570011 UCJEPS Ceanothus spinosus B. Bolt 613 1936-03-12   San Luis Obispo 152 1 mi ene Cerro Romauldo; San Luis Obispo Quad.
        UC574985 UCJEPS Ceanothus spinosus Carl Epling, R. Fowler, K. Kneen NULL 1933-04-01  ? Los Angeles NULL Boney Ridge Santa Monica Mountains
        UC575720 UCJEPS Ceanothus spinosus Lewis S. Rose 34528 1934-12-31   Los Angeles NULL Griffith Park Los Angeles, Griffith Park
        UC599600 UCJEPS Ceanothus spinosus C. R. Quick NULL 1935-03-26   Unknown NULL near Forestry Building, north end of Oxford Tract, University of California Campus
        UC634797 UCJEPS Ceanothus spinosus Herbert L. Mason 442 1923-06-16   Santa Barbara NULL La Cumbre Peak Santa Barbara, La Cumbre Peak
        UC634800 UCJEPS Ceanothus spinosus Herbert L. Mason 418 1923-06-15   Santa Barbara NULL Gaviota Pass
        UC66842 UCJEPS Ceanothus spinosus N. K. Berg NULL 1904-03-07   Los Angeles NULL Santa Monica
        UC718318 UCJEPS Ceanothus spinosus Carl B. Wolf 7950 1936-06-17  ? Orange 274 along Ortega Highway 2&slo;10 mi w Riverside Co. Line (San Juan Canyon); Santa Ana Mts., San Juan Canyon
        UC73366 UCJEPS Ceanothus spinosus J. E. Roadhouse 11 1905-04-01   San Luis Obispo NULL San Luis Obispo
        UC774549 UCJEPS Ceanothus spinosus Carl B. Wolf 10956 1941-07-02   Ventura 457 1 mi below Wheeler Hot Springs; North Fork of Ventura River, below Wheeler Hot Springs
        UC774794 UCJEPS Ceanothus spinosus Carl B. Wolf 11151 1941-08-15  ? Orange 609 w slope Santiago Truck Trail to Santiago Peak 1.2 mi above F. S. Gate; Santa Ana Mountains
        UC79803 UCJEPS Ceanothus spinosus Frank W. Hubby 29 1896-03-14   Ventura NULL Ojai Valley
        UC79804 UCJEPS Ceanothus spinosus Katharine Brandegee 13 1889-05-01   Santa Barbara NULL Santa Barbara
        UC79805 UCJEPS Ceanothus spinosus C. C. Parry NULL 1889-01-01   Unknown NULL NULL
        UC79806 UCJEPS Ceanothus spinosus Katharine Brandegee NULL 1889-05-01   Santa Barbara NULL Santa Barbara
        UC870655 UCJEPS Ceanothus spinosus Lewis S. Rose 40172 1940-03-22   Santa Barbara 548 San Marcos Pass
        UC870656 UCJEPS Ceanothus spinosus Ira W. Clokey, B. Templeton 4438 1929-03-01   Los Angeles 76 Mandeville Canyon Santa Monica Mountains, Mandeville Canyon
        UC870658 UCJEPS Ceanothus spinosus Marcus E. Jones 3111 1882-03-25   San Diego NULL Fall Brook
        UCR0040406 UCR Ceanothus spinosus NULL 9047 2005-03-08   San Luis Obispo 122 north side of Irish Hills. Prefumo Canyon, 2.2 miles west of Los Osos Valley Road
        UCR0040407 UCR Ceanothus spinosus George K. Helmkamp 8443 2004-04-14   Santa Barbara 488 Cold Spring Canyon, along Stagecoach Rd just off Hwy 154, c. 5 miles SE of Lake Cachuma
        UCR0040993 UCR Ceanothus spinosus Dan S. Cooper s.n. 2010-02-01   Los Angeles 218 Griffith Park, just east of Hollywood Reservoir
        UCR0040994 UCR Ceanothus spinosus Tema S. Clare s.n. 1929-02-25   Los Angeles 3 Santa Monica Canyon
        UCR0040995 UCR Ceanothus spinosus Tema S. Clare s.n. 1929-03-03   Los Angeles NULL Topanga Canyon
        UCR0040996 UCR Ceanothus spinosus Art Whistler s.n. 1966-03-20   Los Angeles NULL Malibu Canyon Rd. near the intersection with Mulholland Drive
        UCR0040997 UCR Ceanothus spinosus Scott D. White 10231 2004-04-23   Los Angeles 213 City of Pasadena. Arroyo Seco at La Loma Road bridge crossing.
        UCR0040998 UCR Ceanothus spinosus Dan S. Cooper 209--25.2 2009-02-01   Los Angeles 122 Baldwin Hills just below new overlook site, south of Jefferson Blvd., CA State Parks property
        UCR0040999 UCR Ceanothus spinosus NULL 4439 1929-03-01   Los Angeles 200 Mandeville Canyon
        UCR0041000 UCR Ceanothus spinosus NULL 4438 1929-03-01   Los Angeles 200 Mandeville Canyon
        UCR0041001 UCR Ceanothus spinosus NULL 1411 1930-04-02   Los Angeles 305 Mulholland Drive northwest of Hollywood
        UCR0041002 UCR Ceanothus spinosus Art Whistler s.n. 1965-04-13   Los Angeles 335 Calabasas, c. 50 yards south of intersection of Canyon Drive with Mulholland Hwy
        UCR0041003 UCR Ceanothus spinosus John Milbauer s.n. 1976-05-15   Los Angeles NULL near Old Topanga Canyon Road
        UCR0041004 UCR Ceanothus spinosus John C. Roos 997 1942-03-14   Los Angeles 150 West Los Angeles, Sepulveda Canyon
        UCR0041005 UCR Ceanothus spinosus Scott D. White 4763 1997-03-12   Los Angeles 305 NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway
        UCR0041006 UCR Ceanothus spinosus Scott D. White 4742 1997-03-12   Los Angeles 8 Zuma Beach, mouth of Zuma Creek, east end of the County Beach.
        UCR0041007 UCR Ceanothus spinosus NULL 11848 2008-04-10  ? San Bernardino 366 Chino Hills, powerline access road just north of Chino Hills St. Park boundary and just west of Orange&slo;SB county line. C. 1 mi northwest of Gilman Peak
        UCR0041008 UCR Ceanothus spinosus NULL 33062 2006-07-20   Orange 366 San Juan Canyon, from Lower San Juan Picnic Area to c. 1 mile downstream, parallel to Hwy 74 and near Riverside Co. line
        UCR0041009 UCR Ceanothus spinosus Scott D. White 4691 1997-02-19   Orange 427 above Modjeska Canyon; proposed water tank site
        UCR0041010 UCR Ceanothus spinosus E.W. Lathrop 6120 1966-03-30   Riverside 1220 Cleveland National Forest, Main Divide Truck Trail between El Carriso & Santiago Peak
        UCR0041011 UCR Ceanothus spinosus David M. Peterson 660309--12 1966-03-09   Riverside 305 15-16 miles east of San Juan Capistrano on the road to Elsinore
        UCR0041012 UCR Ceanothus spinosus NULL 7009 1992-04-22   Riverside 610 San Mateo Canyon Wilderness Area. Indian Potrero Trail S from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon
        UCR0041013 UCR Ceanothus spinosus NULL 2224 2008-03-26   San Diego 85 Camp Pendleton Marine Corps Base, Papa One Training Area, along both sides of the central section of the canyon. Square E4
        UCR0041014 UCR Ceanothus spinosus R. Mitchel Beauchamp 3257 1972-04-04   San Diego 80 San Onofre Mtn, Camp Pendleton, just east of old highway
        UCR0041015 UCR Ceanothus spinosus NULL 18243 2009-07-16   San Diego 160 Camp Pendleton Marine Corps Base, Bravo 1 Training Area in the northwestern portion of base, along Talega Canyon Road just south of the Orange Co. border. Square: B2
        UCR0041016 UCR Ceanothus spinosus Clifton F. Smith 3922 1955-03-17   Santa Barbara NULL In gorge of Gaviota Pass, western Santa Ynez Mtns
        UCR0041017 UCR Ceanothus spinosus NULL s.n. 1929-05-05   Ventura 290 Pratt Trail, Ojai Valley [Stewart Canyon, south slope of Nordhoff Ridge]
        UCR0041018 UCR Ceanothus spinosus NULL 13111A 2009-06-05   Ventura 122 Ventura River, east of Live Oak Acres
        UCR0112033 UCR Ceanothus spinosus Fred M. Roberts 7776 2013-05-30   Orange 299 Santiago Creek Wash, at Santiago Canyon Road bridge, south side, 0.3 km west of the junction of Silverado and Santiago Canyon Roads
        UCR0112047 UCR Ceanothus spinosus NULL 25694 2013-03-27   San Diego 75 Camp Pendleton, northwest portion of Base, Training Area Finch, east of Basilone Road and just off San Juan Road along San Onofre Creek. Square: C3
        UCR0112108 UCR Ceanothus spinosus NULL 20899 2011-03-24   San Diego 165 Camp Pendleton, Romeo II Training area, north of Las Pulgas Road, east of Hwy I-5, and east of El Camino Real and Horno Canyon Road Square: D3
        UCR0112461 UCR Ceanothus spinosus Neil Uelman 208A 2019-03-15   Los Angeles 159 Portuguese Bend Nature Preserve, near Garys Gulch Trail
        UCR0112462 UCR Ceanothus spinosus Neil Uelman 208B 2019-05-25   Los Angeles 159 Portuguese Bend Nature Preserve, near Garys Gulch Trail
        UCR0112463 UCR Ceanothus spinosus Neil Uelman 207B 2019-05-21   Los Angeles 58 Rancho Palos Verdes, near Narcissa Dr.
        UCR0112464 UCR Ceanothus spinosus Neil Uelman 207A 2019-03-02   Los Angeles 58 Rancho Palos Verdes, near Narcissa Dr.
        UCR0114988 UCR Ceanothus spinosus Neil Uelman 180 2017-04-09   Los Angeles 194 Frascati Canyon Park, Frascati Trail
        UCSB016265 UCSB Ceanothus spinosus C. M. Scroter 26 1978-03-08   Santa Barbara 42 1.2 miles east on Refugio Road.
        UCSB016472 UCSB Ceanothus spinosus David L. Magney 4-83 1983-02-16   Ventura NULL Western Transverse Ranges; White Ledge Peak Quad.; SE 1⁄4 NE 1⁄4, S29, T5N, R2 W, San Bernardino BM; found along Hwy. 33, milepost 1 North Fork Matilija Creek
        UCSB016473 UCSB Ceanothus spinosus Wayne R. Ferren 2542 1982-04-22   Santa Barbara NULL E side, of Sandyland Cove Rd, S of railroad, Carpinteria Salt Marsh
        UCSB016474 UCSB Ceanothus spinosus Wedberg, H. 137 1958-02-22   Los Angeles NULL About 5 miles W. of Beverly Glen Blvd. on Mulholland Drive, Santa Monica Mts.
        UCSB016475 UCSB Ceanothus spinosus Honer, Michael 2466 2007-03-23   Santa Barbara NULL Transverse Ranges; Santa Ynez Mountains region: Gaviota Peak Trail; about 1 hiking-mile downslope (W) of Peak;
        UCSB016476 UCSB Ceanothus spinosus John Mooring 79 1948-03-01   Santa Barbara NULL Depression Drive, Santa Ynez Range.
        UCSB016477 UCSB Ceanothus spinosus Fairfax, Jennifer NULL 1974-07-03   Ventura NULL Los Padres National Forest; 1.7 miles east of County line on Hwy. 150
        UCSB016478 UCSB Ceanothus spinosus Temple, Lorraine 26 1982-03-13   Santa Barbara NULL Mountain Drive, 1⁄2 mile North of Junction with Coyote Road
        UCSB016479 UCSB Ceanothus spinosus Decker, Helen 41 1946-03-10   Santa Barbara NULL Depression Drive
        UCSB016480 UCSB Ceanothus spinosus Jones, Cornelia 22 1946-03-13   Santa Barbara NULL off Depression Drive, 4 miles NE of Santa Barbara.
        UCSB016481 UCSB Ceanothus spinosus Wedberg, Lee 4877 1954-04-05   Los Angeles NULL Griffith Park
        UCSB016482 UCSB Ceanothus spinosus Jones, Barbara 3 1946-03-13   Santa Barbara NULL Slope near Mountain Drive, Santa Ynez Valley. About 5 miles NE of Santa Barbara.
        UCSB016483 UCSB Ceanothus spinosus R. Arendsee 84 1959-04-01   Santa Barbara NULL 3 miles N of Hwy 101 on Old San Marcos Rd., Santa Barbara
        UCSB016484 UCSB Ceanothus spinosus Fred M. Roberts, Jr. 194 1981-04-11   Orange NULL Santa Ana Mtns.: San Juan Canyon, hwy. 74, 3.7km E San Juan Guard Station
        UCSB016485 UCSB Ceanothus spinosus Moffitt, M. 16 1967-02-11   Santa Barbara NULL Hill on north side of Glen Annie Canyon, about 1.5 miles north of its junction with U.S. 101, Goleta Valley
        UCSB016486 UCSB Ceanothus spinosus Meisenbach, C. 15 1963-03-05   Santa Barbara NULL 60 yards southwest of the gate at the end of Tunnel Road, Santa Barbara
        UCSB016487 UCSB Ceanothus spinosus Richard E. Broder NULL 1958-02-01   Santa Barbara NULL 1.3 miles up San Antonio creek from Cathedral oaks road, 4 miles east of Goleta
        UCSB016488 UCSB Ceanothus spinosus Krogen, Roger 79 1957-01-01   Santa Barbara NULL Santa Ynez mts. 6 N of HWY 101 on Refugio pass rd.
        UCSB016489 UCSB Ceanothus spinosus C. M. Scroter 27 1978-03-08   Santa Barbara NULL 1.25 miles on Refugio road
        UCSB016490 UCSB Ceanothus spinosus Lochhead, Annie NULL 1974-08-30   Santa Barbara NULL On Painted Cave Rd., 0.16 km from E. Camino Cielo, Santa Ynez Mts.
        UCSB016491 UCSB Ceanothus spinosus Norman Haller NULL 1953-03-29   Los Angeles NULL Approx 100 yds. West of Sepulveda on little dirt road off Mulholland
        UCSB016492 UCSB Ceanothus spinosus Paul Sage 21 and 22 1958-03-08   Santa Barbara NULL 1 N. of end of Fairview ave. in Goleta
        UCSB016493 UCSB Ceanothus spinosus Hall, J. 3 1917-05-06   Santa Barbara NULL Mission Canyon, back of Santa Barbara
        UCSB016494 UCSB Ceanothus spinosus Rick A. Burgess 326 1984-02-01   Ventura NULL Thousand Oaks. Los Robles Open space area. Oak Crk. Cyn. Trail
        UCSB016495 UCSB Ceanothus spinosus Nancy Bingham 36 1946-03-13   Santa Barbara NULL ocean side, Depression Dr.
        UCSB016496 UCSB Ceanothus spinosus Eriksen, C. 81 1954-03-27   Santa Barbara NULL Fremont Campground, about 28 N of Santa Barbara, off Hwy. 150 in the Santa Ynez Valley
        UCSB016497 UCSB Ceanothus spinosus Martin Fletcher 264 1980-01-25   Santa Barbara NULL 0.6 miles north of the coast on the east side of Agua Caliente
        UCSB016498 UCSB Ceanothus spinosus Jorgensen, Jan 36 1982-02-10   Santa Barbara NULL 7 kilometers up Refugio Canyon, Goleta
        UCSB016499 UCSB Ceanothus spinosus David L. Magney 13-82 1982-02-27   Ventura NULL 5 mi. west of hwy. 33 on Matilija Canyon Rd.
        UCSB016500 UCSB Ceanothus spinosus Fritzke, Sue 1 1980-02-02   Santa Barbara NULL On east side of Refugio Rd., 2.2 miles north of junction with Highway 101
        UCSB016501 UCSB Ceanothus spinosus Callow, Scott 5 1980-02-10   Santa Barbara NULL 2.3 mi north on Refugio Road from Hwy. 101, Santa Barbara
        UCSB016502 UCSB Ceanothus spinosus Pete Atsatt 129 1958-05-10   Santa Barbara NULL Glenn Annie Canyon, directly south of Tecolote Reservoir
        UCSB016503 UCSB Ceanothus spinosus Stoppel, Gordon 49 1958-03-14   Santa Barbara NULL at end of Tunnel Road.
        UCSB016504 UCSB Ceanothus spinosus Linda Hurst 18 1963-02-28   Los Angeles NULL N. Kenter Road, Brentwood, 3 miles N of Sunset Blvd., 10 miles N of U.S. Highway 101
        UCSB016505 UCSB Ceanothus spinosus Brooks, Terry 6 1963-03-02   Santa Barbara NULL Tequepis Canyon, 2 miles SE of State Highway 150 and Camp Drake turn-off
        UCSB016506 UCSB Ceanothus spinosus Field, L. 12 1963-03-17   Santa Barbara NULL Refugio Pass Road, 1.8 miles north of U.S. Highway 101, 18.4 miles west of Santa Barbara
        UCSB016507 UCSB Ceanothus spinosus Ramona Vernand 203 1963-05-11   Ventura NULL 2.1 miles E of Santa Barbara-Ventura Co. line on State Highway 154
        UCSB016508 UCSB Ceanothus spinosus Farneman, H. 22 1967-02-07   Santa Barbara NULL east side of Hope Ranch access road, 0.8 mile northeast of its junction with Glen Annie Road, Santa Ynez Foothills.
        UCSB016509 UCSB Ceanothus spinosus Eriksen, C. 72 1954-03-27   Santa Barbara NULL in Mdw. at Fremont Campground about 28 N. of Santa Barbara off Hwy. 150 in Santa Ynez Valley.
        UCSB016510 UCSB Ceanothus spinosus Eriksen, C. 79 1954-03-27   Santa Barbara NULL Fremont Campground, about 28 N of Santa Barbara, off Hwy. 150 in the Santa Ynez Valley
        UCSB016511 UCSB Ceanothus spinosus Goeschl, John 53 1957-03-18   Santa Barbara NULL Refugio canyon, 3 mi. above Refugio Beach
        UCSB039120 UCSB Ceanothus spinosus Wayne R. Ferren LP-150 1982-07-13   Santa Barbara NULL La Purisima Mission State Historic Park. 2 NE of Lompoc City Limit
        UCSB041051 UCSB Ceanothus spinosus Rick Burgess 326 1984-02-01   Ventura 262 Oak Creek Canyon Trail. Los Robles Open Space Area, Oak Creek Canyon Trail; Thousand Oaks
        UCSB041264 UCSB Ceanothus spinosus NULL 2651 1983-04-27   Santa Barbara NULL Goleta Slough; N of airport runway; Bank of Carneros Lake.
        UCSB050735 UCSB Ceanothus spinosus David L. Magney 4-84 1984-02-05   Ventura NULL Nordhoff Ridge on S slope of Nordhoff Ridge; on Gridley Trail and Gridley Rd., Ojai Valley.
        UCSB057275 UCSB Ceanothus spinosus Rick Burgess 149 1983-02-16   Ventura 426 CA. Ventura. Hwy 33, mile marker 16, north fork of Matillija Creek, Los Padres National Forest.
        UCSB062469 UCSB Ceanothus spinosus Dianna Mori 35 1964-04-20   Santa Barbara 609 Camp Drake; 16 miles by air NW of Santa Barbara.
        UCSB063683 UCSB Ceanothus spinosus Ann M. Howald 120 1971-03-28   Santa Barbara 457 Refugio Canyon; 18.5 miles north of Santa Barbara.
        UCSB063684 UCSB Ceanothus spinosus Ron Newby 18 1959-03-28   Santa Barbara 304 100 yds. S. of Painted Cave Rd. on hyway 150.
        UCSB063685 UCSB Ceanothus spinosus H. J. Muller 11 1975-02-16   Santa Barbara 457 South side of Romero Canyon Rd; about 1.5 miles from its junction with highway 192 and .3 miles inside Los Padres National Forest.
        UCSB063686 UCSB Ceanothus spinosus Annie Lochhead s.n. 1974-08-30   Santa Barbara NULL Painted Cave Rd., 0.16 km. from E. Camino Cielo; Santa Ynez Mts.
        UCSB063688 UCSB Ceanothus spinosus Doug Welch 27 1970-02-19   Santa Barbara NULL Camino Cielo Road 3 miles from San Marcos Pass Road.
        UCSB063689 UCSB Ceanothus spinosus Harold Mooney 25 1956-03-11   Santa Barbara NULL Several miles North of Santa Barbara on Mt. Drive.
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