Search Results — 2000 specimen records retrieved (1544 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG119153  Abies concolor J. Latting 1973-6-10 Los Angeles Big Rock Crk site, Fenner Cyn 1585 Comment
  RSA0025883  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles San Clemente Island. China Point. Comment
  RSA600887  Acacia longifolia L. C. Wheeler 1946-3-27 6178 Los Angeles Rosemead Blvd. at Rio Hondo. Comment
  SEINET13710885  Acacia melanoxylon Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles Claremont, Corner of 5Th & College, Pomona College Campus Comment
  UC1071618  Acer macrophyllum Jerome S. Horton 1936-3-10 259 Los Angeles below Dalton Canyon Dam; Pomona Quad., Dalton Watershed Comment
  RSA606909  Acer palmatum Louis C. Wheeler 1973-6-20 s.n. Los Angeles Altadena. Comment
  UC284788  Achillea millefolium P. A. Munz 1923-4-9 6647 Los Angeles stony slope on east coast San Clemente Island Comment
  SEINET4001238 Image available Achillea millefolium var. californica M. B. Dunkle 1939-1 7292 Los Angeles Sea bluff, Mosquito Harbor, San Clemente Island. Comment
  POM116126  Achnatherum coronatum Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  POM184676  Achnatherum coronatum Joseph A. Ewan 1932-5-29 7224 Los Angeles dry rocky ground along open trail 1463 Comment
Read comments
Mar 9 2015
  RSA589195  Achnatherum hymenoides Timothy S. Ross 1991-4-27 4678 Los Angeles MOJAVE DESERT: Black Butte Basin Road at intersection with Avenue 'U', NW corner; 0.85 mile and ca 152? SW of Three Sisters (buttes). 959 Comment
  RSA668157  Achnatherum hymenoides Ian Swift 2001-10-7 341 Los Angeles Upper Soledad Canyon, Santa Clara River wash, 0.5 mile SE of Acton 832 Comment
  RSA762730  Achnatherum parishii subsp. parishii R. G. Swinney 2008-9-4 9416 Los Angeles Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  RSA592279  Achnatherum speciosum L. C. Wheeler 1967-5-9 9402 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  SBBG109152  Acmispon argophyllus var. adsurgens D. H. Wilken 1997-8-27 15370 Los Angeles N side of S branch of Kink par Cyn 150 Comment
  SBBG37918  Acmispon argophyllus var. adsurgens M. B. Dunkle 1939-4-2 7200 Los Angeles San Clemente Island Comment
  CAS-BOT-BC204748  Acmispon argophyllus var. argenteus Reid Moran 1941-2-19 594 Los Angeles Middle Ranch, San Clemente Island Comment
  CAS-BOT-BC204759  Acmispon argophyllus var. argenteus Reid Moran 1941-2-19 594 Los Angeles Middle Ranch, San Clemente Island 500 Comment
  SD66859  Acmispon argophyllus var. argenteus R. Mitchel Beauchamp 1967-3-20 353 Los Angeles Santa Catalina Island, dry slope above Abalone Point Comment
  SBBG131996  Acmispon dendroideus var. traskiae S. A. Junak 1996-4-16 SCI 356 Los Angeles S side of Eagle Cyn, ironwood grove, just downslope from Delphinium population 426 Comment
  SD232248  Acmispon micranthus V. Soza, LeRoy Gross 2001-5-22 1244 Los Angeles Transerve Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just below Ferguson Motorway. 473 Comment
  UCR281818  Acmispon micranthus Mitch Provance, Scott Duff 2017-6-29 617- 61 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  RSA0019446  Acmispon strigosus Orlando Mistretta, Youssef Atallah 2011-8-12 6030 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  SBBG68090  Acmispon strigosus R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  CATA2040  Acmispon wrangelianus Steven A. Junak, Linda Vorobik, Keri Kirkland 1998-5-16 703 Los Angeles Santa Catalina Island: On N side of Airport Road, at roadside pullout ca. 0.3 miles E of KBRT radio station 441 Comment
  LA209733  Acourtia microcephala W. O. Griesel; 1936-6-18 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Faculty Hill. Comment
  RSA471673  Acourtia microcephala M. B. Dunkle 1930-7-10 2430 Los Angeles Santa Catalina Island, Canyon Amphitheater. Comment
  LA93443  Adenostoma fasciculatum Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4539 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  RSA390571  Adenostoma fasciculatum Bonnie C. Templeton 1930-5-27 8939 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  UC1587608  Adenostoma fasciculatum Tim Ross 1991-8-14 5761 Los Angeles just below summit Roundtop Mt.; San Gabriel Mts., Chilao Flat U.S.G.S. 7.5' quad., Roundtop 1871 Comment
  UCR178369  Adenostoma fasciculatum LeRoy Gross 2003-3-7 760 Los Angeles Transverse Ranges, Verdugo Mountains, northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway. Sunland, off of Newhome Avenue, near west side at Topley Lane 555 Comment
  RSA390575  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1928-4-22 1888 Los Angeles Santa Catalina Island; Buttonshell Beach. 23 Comment
  RSA717613  Adenostoma fasciculatum var. fasciculatum Gary D. Wallace 1987-5-5 2645 Los Angeles Monrovia. Gold Hill. Comment
  UCR270471  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-7-7 15422 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  LA103209  Adiantum capillus-veneris Barry A. Prigge; 1985-6-14 6413 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  POM250499  Adiantum jordanii I. W. Clokey, E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  RSA127901  Adiantum jordanii Peter H. Raven 1959-5-9 14173 Los Angeles Santa Monica Mountains: Mulholland Hwy. 1 mile W of Las Virgenes Rd. Malibu Creek drainage. 243 Comment
  RSA158305  Adiantum jordanii Peter H. Raven 1962-5-9 17694 Los Angeles San Clemente Island, canyon just north of Gray 366 Comment
  RSA547827  Ageratina adenophora T. S. Ross, Peter Fritsch 1990-6-20 3643 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UCR273437  Ageratina adenophora R. G. Swinney 2011-4-26 14481 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  CDA6739  Ageratina adenophora T. C. Fuller 1958-5-9 2061 Los Angeles Millard Canyon, Cheney Trail above Altadena. 0 Comment
  SD215384  Ageratina adenophora Louis Wheeler 1947-4-27 6470 Los Angeles Mountain Cave: 1 mile south of Monrovia Comment
  RSA416387  Agoseris grandiflora var. grandiflora Jack Rempel 1934-5-6 s.n. Los Angeles Mulholland Drive, Santa Monica Mountains. Comment
  UCR112451  Agoseris retrorsa A. C. Sanders, D. Malueg 1998-6-24 22082 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  RSA416416  Agoseris retrorsa Fay A. MacFadden 1931-4-22 2644 Los Angeles Summit of ridge near Lake Huges on road from San Fanscito Canyon. Comment
  UC196692  Agrostis alba A. Davidson, M. D. 1916-6-18 3158 Los Angeles roadside Alhambra Comment
  UC205242  Agrostis alba I. M. Johnston 1917-8-23 1633 Los Angeles Prairie Fork San Gabriel River (San Antonio Mountains); , Prairie Fork San Gabriel River 1524 Comment
  RSA594555  Agrostis exarata F. R. Fosberg, Joseph A. Ewan 1931-8-13 790 -B Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, north slope Mount Islip. 2300 Comment
  RSA733584  Agrostis exarata R. G. Swinney 1998-7-24 6560 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  RSA87122  Agrostis exarata F. W. Peirson 1923-8-31 4329 Los Angeles Big Pines Camp, north side of San Gabriel Mountains. 2088 Comment
  UC205253  Agrostis exarata I. M. Johnston 1917-7-28 1510 Los Angeles N. Fk San Antonio Canyon <?> San Antonio Mountains 2682 Comment
  RSA682642  Agrostis pallens LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 954 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.), We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  UC121354  Agrostis pallens T. S. Brandegee 1890-5-20 Los Angeles Santa Catalina Island Comment
  UCR25466  Agrostis stolonifera John C. Roos 1950-9-16 4988 Los Angeles Los Angeles, Santa Monica Blvd. at Midvale Ave. 61 Comment
  UCR206458  Agrostis viridis R. G. Swinney 2008-6-9 8950 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  POM186776  Aliciella P. A. Munz, T. Craig 1933-5-13 12931 Los Angeles 10 miles south of Muroc. Comment
  RSA579329  Allium burlewii Timothy S. Ross 1994-5-31 7968 Los Angeles Pacifico Mountain: ca. 530 m. due W of the summit of 7124 ft. A low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
  RSA584449  Allium burlewii R. G. Swinney 1992-7-10 1845 Los Angeles San Gabriel Mountains, East Baldy Peak. All plants collected within 50 yards of Peak 3049 Comment
  RSA640739  Allium haematochiton L. C. Wheeler 1931-3-3 s.n. Los Angeles San Dimas: Puddingstone Dam, San Jose Hills. 305 Comment
  SBBG57492  Allium lacunosum var. davisiae R. Hoffmann 1929-5-19 Los Angeles above Big Rock Crk Comment
  JEPS518  Allium monticola I. M. Johnston 1917-7-4 1446 Los Angeles Head of San Antonio Canyon San Antonio Mountains, San Antonio Canyon 2438 Comment
  UCR192931  Allium peninsulare Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Royce Canyon, Griffith Park, Los Angeles 320 Comment
  RSA187822  Allium praecox Robert F. Thorne 1966-4-30 36340 Los Angeles Santa Catalina Island; mouth of Gallagher s Canyon. 8 Comment
  RSA536042  Allium praecox Timothy S. Ross 1991-5-21 5410 Los Angeles San Clemente Island: junction of the upper two forks of Box Canyon, SW side of the island. 450 Comment
  RSA410052  Allophyllum divaricatum Samuel R. Tyson 1942-5-5 s.n. Los Angeles San Dimas Canyon. 640 Comment
  UCR51985  Allophyllum divaricatum Steve Boyd, T. S. Elias 1987-4-14 2070 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  RSA28263  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  LA81934  Allophyllum glutinosum O. H. Kappler; 1944-4-23 590 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 152 Comment
  RSA410092  Allophyllum glutinosum Anstruther Davidson 1891-9-10 s.n. Los Angeles Topanga Canyon Comment
  RSA0112770  Alnus rhombifolia R. G. Swinney 2011-3-29 14243 Los Angeles San Gabriel Mts.: Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Freeway. N-side of river channel. 366 Comment
  RSA640642  Amaranthus albus L. C. Wheeler 1966-10-1 8943 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road. 975 Comment
  POM725  Amaranthus albus W. R. Shaw 1908-7-2 78 Los Angeles Claremont. 365 Comment
  UCR143337  Amaranthus powellii Anstruther Davidson 1917-1 3299 Los Angeles Los Angeles Basin, Los Angeles 152 Comment
  CATA1317  Amaranthus spinosus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2409 Los Angeles Santa Catalina Island: White's Landing 3 Comment
  RSA11140  Amblyopappus pusillus C. B. Wolf 1934-4-11 5647 Los Angeles Bryant Ranch, E of Long Beach. On Association oil Co. lease 200 ft no. Bryant well #21 2 Comment
  SBBG12908  Amblyopappus pusillus E. R. Blakley 1962-6-10 5232 Los Angeles SE of Eel Pt, halfway toward Seal Cove 6 Comment
  RSA251394  Amblyopappus pusillus R. F. Thorne 1966-4-16 36035 Los Angeles San Clemente Island, 2/3 mile SSE of Eel point and N of seal Cove, SW side of island. 30 Comment
  RSA755996  Ambrosia acanthicarpa R. G. Swinney 2008-10-7 9463 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  CAS-BOT-BC42855  Ambrosia acanthicarpa Cecil Hart 1922-9-12 5 Los Angeles Howard & Smith's nursery, Montebello Comment
  POM13559  Ambrosia acanthicarpa Philip A. Munz 1922-11-20 6564 Los Angeles Charter Oak, near Covina. Comment
  RSA248858  Ambrosia chamissonis R. F. Thorne 1973-4-11 42876 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  UC62864  Ambrosia chamissonis H. M. Hall 1902-5-11 3275 Los Angeles Santa Monica Comment
  JEPS30654  Ambrosia psilostachya Peter H. Raven and Henry J. Thompson 1958-9-28 13730 Los Angeles Elysian Park; Santa Monica Mountains 198 Comment
  UCR210067  Ambrosia psilostachya A. C. Sanders 2009-11-6 37211 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0091515  Ambrosia salsola R. G. Swinney 2011-4-1 14319 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR270843  Ambrosia salsola R. G. Swinney 2011-4-1 14319 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UC478977  Amelanchier utahensis Marcus E. Jones, A. M. 1931-7-28 29011 Los Angeles San Antonio Peak Comment
  UCR43315  Amelanchier utahensis David Charlton 1986-6-15 283 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  RSA509706  Amorpha californica var. californica L. C. Wheeler 1967-7-30 s.n. Los Angeles Trail Canyon ca. 1/2 way between Tom Lucas Campground and BM 3434. 1006 Comment
  RSA609532  Amorpha californica var. californica L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Henninger Flats. 793 Comment
  UC80626  Amorpha californica var. californica Ernest Braunton June 1902 424 Los Angeles Elysian Park Comment
  RSA499939  Amsinckia intermedia Geo C. Johnstone 1925-3-8 s.n. Los Angeles Catalina Island. Comment
  RSA675863  Amsinckia intermedia LeRoy Gross 2003-3-7 769 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  SFV8010  Amsinckia intermedia T. Gordon, M. H. Grayum, D. L. Koutnik, B. Pavlik 1976-5-10 1363 Los Angeles Santa Susana Mountains North slope of Oat Mountain. 976 Comment
  RSA0055042  Amsinckia intermedia Jim Shevock 1970-3-14 31 Los Angeles Grassy hills of Claremont. 365 Comment
  RSA0079997  Amsinckia intermedia Doris Bowers 1957-3-23 266 Los Angeles Rocky Point, LaVerne. 335 Comment
  SEINET12519151  Amsinckia intermedia J. E. Deisler 1983-1 649 Los Angeles 100 feet west of paved road; Cherry Cove Canyon, Santa Catalina Island 18 Comment
  POM4024  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-11 1834 Los Angeles Lone Hill south of Glendora. Grassy hillside. 366 Comment
  UCR186772  Amsinckia retrorsa A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32085 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA527792  Amsinckia spectabilis Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-8 4356 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  JEPS61172  Amsinckia tessellata var. tessellata W. L. Jepson 1935-4-17 17045 Los Angeles 6.5 mi w Lancaster (west Mohave Desert); Mohave Desert 731 Comment
  RSA316340  Amsinckia tessellata var. tessellata R. F. Thorne 1982-4-20 54955 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  JEPS43117  Anagallis arvensis Frank W. Peirson 1919-3-27 331 Los Angeles foot of Lukens Peak Trail; San Gabriel Mts. 579 Comment
  RSA465147  Anagallis arvensis Brown s.n. Los Angeles Garvanza. Comment
  UCR153374  Anagallis arvensis L. C. Wheeler 1967-7-6 9924 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  PASA2  Anagallis arvensis J. E. Giguette May 1, 1926 Los Angeles Flintridge Comment
  RSA465130  Anagallis arvensis C. B. Liter, Powell 1928-4-2 s.n. Los Angeles Catalina Island, about 1 mile directly inland from St. Catherines. Comment
  UCR274998  Ancistrocarphus filagineus Michael Honer, Rachel Woodard 2006-4-24 2224 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile east of aqueduct; 1 mile north of Hwy 138 1006 Comment
  UCR99478  Ancistrocarphus filagineus Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9466 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  RSA653387  Andropogon glomeratus var. scabriglumis LeRoy Gross 2000-8-25 264 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. 324 Comment
  RSA0063155  Andropogon glomeratus var. scabriglumis F. W. Peirson 1918-10-16 1571 Los Angeles Near foot of Pacoima Canyon, west end of San Gabriel Mts. Comment
  SEINET10560288  Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1946-9-9 Wheeler 6367 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile E of Bear Creek. Moist soil about south-facing calcareous seep. 518 Comment
  UCR256543  Androsace elongata subsp. acuta Anuja Parikh, Nathan Gale 2011-6-7 3421 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 4.1 km west of State Hwy 14, 2.0 km southwest of California Aqueduct 1028 Comment
  UC557687  Anemopsis californica Nell Murbarger April 1936 143 Los Angeles San Clemente Island Comment
  UCSB33715  Anemopsis californica Miller, Brian 1963-7-5 Los Angeles Hwy 399, one mile southeast of Gorman 1066 Comment
  SEINET12120358  Anethum L. M. Booth 1932-1 1267 Los Angeles Los Angeles, Anaheim Rd. W of American Ave 15 Comment
  RSA710836  Anisocoma acaulis LeRoy Gross 2005-5-3 2207 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  CATA1515  Anthemis cotula Mark L. Hoefs, Steven A. Junak 1996-7-9 2733 Los Angeles Santa Catalina Island: By Lower Cape Canyon Reservoir, Cape Canyon 237 Comment
  RSA416830  Anthemis cotula L. E. Hoffman s.n. Los Angeles Arroyo Seco Canyon. Comment
  RSA654562  Anthemis cotula Benjamen Rangel 1992-5-17 777 -47 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; found mostly in the back side of the orchard by the freeway fence and the water drainage. Comment
  RSA646978  Anthriscus caucalis LeRoy Gross 2000-4-22 174 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 396 Comment
  UCR281611  Antirrhinum kelloggii R. G. Swinney 2014-5-21 16644 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  UCSB10501  Antirrhinum kelloggii Wedberg, H. 1957-5-9 Los Angeles 2.7 mi N HWY 101; Latigo Cyn Comment
  RSA0092229  Antirrhinum multiflorum R. G. Swinney 2011-6-1 14959 Los Angeles San Gabriel mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters. 1061 Comment
  SBBG125446  Antirrhinum multiflorum A. Parikh, N. Gale 2010-6-16 3314 Los Angeles Upper Shortcut Cyn, 0.1 km S of St Hwy 2, 0.5 km E of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1440 Comment
  UCR146467  Antirrhinum multiflorum Orlando Mistretta 1992-6-12 536 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  RSA150933  Aphanisma blitoides P. H. Raven 1962-4-11 17268 Los Angeles San Clemente Island: sandy beach due west of Wall 2. 9 Comment
  RSA411822  Aphanisma blitoides Blanche Trask 1901-03 1931 or 1533 Los Angeles On old indian mounds, near Avalon, Santa Catalina Island Comment
  UC398762  Apiastrum angustifolium Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  POM19133  Apiastrum angustifolium P. A. Munz 1923-4-9 6675 Los Angeles San Clemente Island. 6 mi SE of Casa Blanca. Comment
  RSA470378  Apiastrum angustifolium Anstruther Davidson 1890-09 s.n. Los Angeles Foothills. Comment
  LA103205  Apium graveolens Barry A. Prigge; 1985-6-14 6416 Los Angeles Santa Monica Mountains, Cold Creek Canyon, along trail below Murphy Ranch site 597 Comment
  RSA0025737  Apocynum androsaemifolium Duncan S. Bell, Caitlin Elam 2013-7-11 5348 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA226187  Arabis glabra var. glabra Gary D. Cromwell, David W. Wheat 1971-5-14 657 Los Angeles Mystic Canyon, 2 miles NE of Glendora Comment
  RSA0129044  Arabis platysperma var. platysperma Marcus E. Jones 1931-6-28 s.n. Los Angeles San Antonio Peak, north of Claremont. Comment
  RSA586291  Arabis pulchra Orlando Mistretta 1995-2-28 1529 Los Angeles San gabriel Mountains, Carr Canyon. 1037 Comment
  UCR78136  Arabis sparsiflora Wandalee Thompson 1964-4-8 22 Los Angeles Transverse Range; Liebre Mtns., Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest. 808 Comment
  CAS-BOT-BC171615  Aralia californica Geo. B. Grant 1901-7-25 4450 Los Angeles Sturtevants Camp 1066 Comment
  SEINET3831678  Arceuthobium campylopodum R. L. Mathiasen 2012-1 1304 Los Angeles 1.5 km. W of Coud Burst Summit on St. Rte. 2; On pinus jeffreyi Grev. & Balf. 1960 Comment
  CAS-BOT-BC23854  Arctostaphylos catalinae E. R. Blakley 1962-10-5 5434 Los Angeles NE side of Black Jack Mt. at the junction of Island Road and Whites Landing. 365 Comment
  NY43793  Arctostaphylos catalinae J. B. Walker 1995-12-3 1808 Los Angeles Santa Catalina Island, 4km N of Avalon, along Airport Rd 100 Comment
  CAS-BOT-BC23620  Arctostaphylos crustacea Peter H. Raven; Henry J. Thompson 1959-2-25 13807 Los Angeles Santa Monica Mountains, Saddle Peak, 1.2 miles east of summit. 670 Comment
  SEINET11993683  Arctostaphylos gabrielensis W. Knight, Knight, I. 1986-1 6001 Los Angeles Angeles National Forest, Mill Creek Campground 1219 Comment
  RSA626700  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-23 15711 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  SBBG125333  Arctostaphylos glandulosa subsp. cushingiana A. Parikh, N. Gale 2010-6-29 3375 Los Angeles W Fork San Gabriel River, 0.4 km S of Cogswell Reservoir, just E of W Fork Red Box Rd 825 Comment
  RSA626829  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1978-9-4 7233 Los Angeles Mt. Gleason (Arc to study site). 2000 Comment
  CAS-BOT-BC23209  Arctostaphylos glandulosa subsp. glandulosa Mrs. Joseph Clemens 1922-5-27 s.n. Los Angeles Fish Canyon Comment
  RSA596462  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1989-6-11 s.n. Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Glendora Ridge Motorway 732 Comment
  RSA642684  Arctostaphylos glandulosa subsp. mollis Orlando Mistretta 1992-7-13 724 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA631441  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20410 Los Angeles Road to Pacifico Mountain, 10.4 km east of Mill Creek Summit. 1760 Comment
  RSA631632  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15834 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631674  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20290 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  UC303641  Arctostaphylos glauca I. Johnston 1917-1-28 40 Los Angeles mouth of canyon San Antonio Canyon (rocky wash) Comment
  RSA0087363  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15754 Los Angeles Santa Clara Divide Rd. (3N17), 2 km off Sand Canyon Rd., San Gabriel Mountains. 900 Comment
  UCD53185  Arctostaphylos parryana H. A. Jensen 1933-5-9 296 Los Angeles S. Fork of Rock Creek. 1920 Comment
  RSA634720  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20517 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634789  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20468 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  RSA634809  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20456 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA634927  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20539 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA188544  Arctostaphylos patula R. F. Thorne 1965-8-26 35352 Los Angeles San Gabriel Mountains; Angeles National Forest, near top of Blue Ridge SE of Holiday Hill Ski Lift 2561 Comment
  UCR202708  Arctostaphylos patula R. G. Swinney 2001-8-18 8050 Los Angeles San Gabriel Mtns., Mt. Baden-Powell 2866 Comment
  UCR202685  Arenaria nuttallii subsp. gracilis R. G. Swinney 2001-8-9 8031 Los Angeles San Gabriel Mtns., Pleasant View Ridge, saddle at the west end of Mt. Williamson 2500 Comment
  SBBG70089  Argemone munita R. Hoffmann 1929-5-22 Los Angeles Del Sur Comment
  RSA122640  Argemone munita A. D. Gifford 1935-5-14 711 Los Angeles 4 miles W. of Manzana. 945 Comment
  RSA603765  Aristida ternipes var. gentilis L. C. Wheeler 1934-4-15 2525 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  LA200160  Artemisia douglasiana T. A. Geissman; 1967-9-16 TAG 91667 SY-AD Los Angeles Santa Monica Mountains, Santa Ynez Canyon, at Sunset Blvd Comment
  POM20620  Artemisia douglasiana Philip A. Munz 1923-11-8 7798 Los Angeles Lone Hill, Glendora. Comment
  RSA0039390  Artemisia douglasiana R. G. Swinney 2009-11-16 11642 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA502808  Artemisia douglasiana Timothy S. Ross, Anette Ross 1989-9-20 1783 b Los Angeles San Antonio Canyon west of Spring Hill in the canyon. 975 Comment
  UC535341  Artemisia douglasiana Ira W. Clokey, B. Templeton 1929-6-1 4594 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 200 Comment
  CAS-BOT-BC93861  Artemisia dracunculus Gaines 1939-8-1 s.n. Los Angeles Low ground at mouth of canyon near U.C.L.A. campus, Westwood, Los Angeles. Comment
  RSA681298  Artemisia dracunculus LeRoy Gross, Valerie Soza 2003-5-15 914 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  RSA139167  Artemisia nesiotica Reid V. Moran 1958-9-15 6833 Los Angeles San Clemente Island: canyon 1.8 miles SE of Eel Point. 100 Comment
  CLARK-A1528-5499  Artemisia tridentata subsp. parishii John C. Roos 1949-12-24 4699 Los Angeles Comment
  RSA596007  Artemisia tridentata subsp. parishii Timothy S. Ross, J. Mark Porter 1995-5-4 8434 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  POM290512  Artemisia tridentata subsp. tridentata Lyman Benson 1949-11-7 14285 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 1219 Comment
  SBBG31450  Arthrocnemum subterminale R. F. Thorne 1966-4-4 Los Angeles behind Ballast Pt Comment
  CHSC126  Asclepias californica subsp. greenei E. Thomas 1940-4-14 Los Angeles Temescal Canyon. Comment
  RSA401680A  Asclepias eriocarpa Anstruther Davidson 1921-6-1 s.n. Los Angeles Los Angeles. Comment
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Oct 27 2015
  CATA3448  Asclepias fascicularis Benjamin J. Dion, Stuart Olshevski, Tobias Nickel 2017-6-26 030 Los Angeles Santa Catalina Island: Channel Side; drainage above and across the road from Howland's Landing 39 Comment
  POM127911  Asclepias fascicularis George B. Grant 1904-7-8 63 -6319 Los Angeles Cienega Comment
  CHSC99436  Aspidotis californica LeRoy Gross 2000-10-28 313 Los Angeles Verdugo Mountains: Along Brand Park Mountainway road. 548 Comment
  JEPS340  Asplenium vespertinum A. J. McClatchie Mar. 1894 Los Angeles Pasadena, Millard's Canyon Comment
  JEPS54624  Astragalus didymocarpus var. didymocarpus Frank W. Peirson 1920-3-28 2102 Los Angeles Tujunga Tujunga (on low hill road crosses at foot of canyon) 457 Comment
  RSA415471  Astragalus didymocarpus var. dispermus Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  RSA604612  Astragalus douglasii var. douglasii L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Table Mountain Campground. 2195 Comment
  UC63674  Astragalus douglasii var. douglasii H. M. Hall Jun 3 1900-Jun 6 1900 1531 Los Angeles at summit Swarthout Canyon (San Antonio Mountains); , Swarthout Canyon 2091 Comment
  UCR186893  Astragalus lentiginosus A. C. Sanders 2006-4-14 32054 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA726052  Astragalus lentiginosus var. antonius R. G. Swinney 1997-6-25 5641 Los Angeles San Gabriel Mountains: southwest of Wrightwood, Blue Ridge ca. 0.5 mi. W of Guffy Camp, Forest Service Rd. 3N06, ca. 5.1 miles east of Hwy 2. 2518 Comment
  SBBG128193  Astragalus miguelensis M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas 2000-7-19 2186 Los Angeles ca. 0.1 mi SW from the end of rd that runs S from Eel Point 27 Comment
  SD66852  Astragalus miguelensis R. Mitchel Beauchamp 1967-3-19 323 Los Angeles San Clemente Isalnd, Sherman Field, sandy area south of the runway Comment
  CAS-BOT-BC194079  Astragalus preussii Dr. A. Davidson 1893-5-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  RSA716867  Astragalus purshii var. tinctus Scott D. White, Pam De Vries 2006-5-10 11428 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  CAS-BOT-BC193084  Astragalus pycnostachyus var. lanosissimus S. B. Parish; W. F. Parish 1881-10-1 1117 Los Angeles Ballona Rch. Comment
  RSA90754  Astragalus pycnostachyus var. lanosissimus F. W. Peirson 1951-7-19 591 Los Angeles Playa del Rey, coast of Los Angeles Co. Comment
  UCR58306  Astragalus trichopodus J. A. Adams 1963-4-25 11 Los Angeles San Jose Hills, Diamond Bar Ranch. 305 Comment
  RSA592369  Astragalus trichopodus var. lonchus Mark Hoefs 1973-3-13 77 Los Angeles Santa Catalina Island. Upper Avalon Canyon below Memorial Garden. 168 Comment
  RSA618734  Astragalus trichopodus var. phoxus Scott D. White, Sandy Leatherman 1998-5-19 6510 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 Freeway/ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  UCR208859  Astragalus trichopodus var. phoxus L. C. Wheeler 1931-11-11 0345 Los Angeles Western Transverse Range; Santa Monica Mtns., Garapito Creek 518 Comment
  CAS-BOT-BC17509  Athysanus pusillus Timothy S. Ross 1995-4-26 8400 Los Angeles Liebre Mountains. Head of Liebre Gulch drainage along Forest Service Road 8N05 between Sandberg and Bald Mountain. 1208 Comment
  RSA482795  Athysanus pusillus Anstruther Davidson 1892-04 s.n. Los Angeles Los Angeles. El Monte. Comment
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Oct 3 2010
  RSA452411  Atriplex canescens George R. Johnstone 1932-4-24 s.n. Los Angeles 15 miles E of Palmdale. Mojave Desert. Comment
  UCR231076  Atriplex canescens Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range, Bouquet Canyon, south of David Way intersection with Bouquet Canyon Rd. 425 Comment
  CAS-BOT-BC168278  Atriplex canescens var. canescens Roxana S. Ferris 1918-6-12 932 Los Angeles In vacant lot, Lancaster Comment
  RSA3701  Atriplex coulteri C. B. Wolf 1932-5-11 3548 Los Angeles Hillside W. of Isthmus harbor. Santa Catalina Island. 15 Comment
  SBBG13640  Atriplex coulteri P. H. Raven 1962-5-8 17589 Los Angeles slopes above Seal Cove 38 Comment
  UCR282220  Atriplex glauca Dan S. Cooper 2016-4-8 416- 21 Los Angeles Palos Verdes Peninsula, Palos Verdes Dr. at Narcissa Ln. 49 Comment
  SBBG126151  Atriplex glauca A. C. Sanders with T. B. Salvato 2009-5-19 36812 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd and W of Plaza Dr, S of large shopping mall called Montebello Town Center 110 Comment
  RSA680069  Atriplex leucophylla Mark Elvin, Michael Wall, Jennifer Stone 1996-8-8 322 Los Angeles San Clemente Island. Edge of Dune ridge in ocean in scrub area. 30 Comment
  SD252313  Atriplex pacifica Steven A. Junak 1999-4-23 Sca 855 Los Angeles Santa Catalina Island: S side of island, saddle on ridgetop, below Triangulation Point granite 341 Comment
  SBBG72582  Atriplex phyllostegia R. Hoffmann 1931-8-25 Los Angeles Lancaster Comment
  UC284147  Atriplex semibaccata P. A. Munz 1923-4-12 6783 Los Angeles Wilson's Cove San Clemente Island, Wilson's Cove (bluffs) Comment
  OBI35622  Atriplex semibaccata Rebecca Cicoria 1981-5-18 31 Los Angeles Off Palo Verdes Dr S near Long Point, Rancho Palos Verdes Comment
  POM153314  Atriplex serenana P. A. Munz, I. M. Johnston 1928-9-4 11130 Los Angeles Saugus. 366 Comment
  RSA223704  Atriplex torreyi E. C. Twisselmann 1970-9-8 17474 Los Angeles North end of Rosamond Lake. 732 Comment
  CATA2981  Atriplex watsonii Peter J. Dixon 2015-2-19 012 Los Angeles Santa Catalina Island: Two Harbors 1 Comment
  RSA453979  Atriplex watsonii M. B. Dunkle 1939-4-5 7264 Los Angeles San Clemente Island: China Point, Pyramid Cove. Comment
  OBI34898  Baccharis pilularis subsp. consanguinea David J. Keil 1983-8-23 17872 Los Angeles just W of Leo Carillo State Beach along hwy 1 ca. 1 mi E of Ventura county line Comment
  UCR242033  Baccharis plummerae Dan S. Cooper 2012-7-18 712- 44 Los Angeles Western Transverse Range; Santa Monica Mountains, Carbon Canyon, Malibu, north end of passable part of Carbon Canyon Road 99 Comment
  CHSC95342  Baccharis salicifolia LeRoy Gross 2002-3-7 489 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. south of 210 Freeway. Side canyon off of La Tuna Canyon. 579 Comment
  RSA653830  Baccharis salicifolia Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 802 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  RSA786886  Baccharis salicifolia Doris Bowers 1957-2-16 937 Los Angeles Dalton Canyon 610 Comment
  RSA799914  Baccharis salicifolia Justin M. Wood 2009-3-20 377 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  SD236177  Baccharis salicifolia Sandra Murcia, Gregg Miller 2006-3-10 Los Angeles South Coast: Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 305 Comment
  UCR85805  Baccharis salicifolia T. S. Ross, A. Ross 1991-3-7 4157 Los Angeles San Gabriel Valley, Elephant Hill, western Pomona 230 Comment
  UC1118902  Baccharis salicifolia subsp. salicifolia P. L. Johannsen 1934-1-27 245 Los Angeles Mouth of Brown's Canyon (Santa Susana); , Brown's Canyon 320 Comment
  UCD129478  Baccharis salicifolia subsp. salicifolia Gordon Pilone 1960-4-21 13 Los Angeles Little Dalton Canyon above Glendora. San Gabriel Mountain Range. 365 Comment
  CLARK-A1528-7861  Barbarea orthoceras John C. Roos 1947-5-31 3664 Los Angeles San Gabriel Mountains Comment
  SD249188  Bassia hyssopifolia Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2191 Los Angeles San Clemente Island. Disturbed area south of road at northern tip of island, west of Northwest Harbor. 14 Comment
  SBBG31490  Bassia hyssopifolia R. F. Thorne 1966-4-6 35922 Los Angeles W of Empire Landing 76 Comment
  CAS-BOT-BC75761  Berberis nevinii Alice Eastwood 1913-5-11 3143 Los Angeles San Fernando Wash. Comment
  SBBG87712  Berberis nevinii S. Boyd with D. Kelly 1986-6-20 1959 Los Angeles San Francisquito Cyn at LADWP Pump Station 2 Comment
  UC118112  Berberis nevinii Dr. J. C. Nevin Los Angeles Comment
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Dec 3 2011
  SFV6360  Beta vulgaris T. Gordon 1974-4-5 144 Los Angeles San Fernando Valley Encino. Dirt strip behind a row of homes on Louise near Oxnard. Comment
  UC53911  Bidens laevis Ernest Braunton 1902-10-1 728 Los Angeles Oak Knoll Comment
  UCD129563  Bidens pilosa A. M. Johnson 1934-10-3 4536 Los Angeles along Selby Avenue, between Le Conte and Wilshire Blvd., West Los Angeles. Comment
  UC1133855  Bloomeria crocea A. D. Gifford 1934-4-23 159 Los Angeles 2 mi. n.e. Castro Peak; Triunfo Pass Quad. Comment
  UC535496  Bloomeria crocea Ira W. Clokey, B. Templeton 1929-5-1 4543 Los Angeles Mandeville Canyon Santa Monica Mountains 500 Comment
  CAS-BOT-BC15866  Boechera arcuata George Loucks Moxley 1917-3-11 533 Los Angeles Pacoima Canyon near San Fernando. Comment
  RSA629685  Boechera californica Scott D. White, Dave Bramlet 1998-8-11 7031 Los Angeles San Gabriel Mts.: West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA630261  Boechera californica Scott D. White, Dave Bramlet 1998-8-11 7030 Los Angeles San Gabriel Mts.: West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR223692  Boechera californica R. G. Swinney 2009-6-24 11261 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA532660  Boechera californica Timothy S. Ross 1991-8-14 5758 Los Angeles Roundtop Mountain. 1878 Comment
  UCR264081  Boechera pulchra Michael Honer 2006-4-25 2229 Los Angeles Tehachapi Mountains area, slopes north of Oso Canyon: ridge along powerlines running SW c. 3/4 mi. from cement plant road 1128 Comment
  SEINET7547791 Image available Bolboschoenus robustus Dick Swinney 1992-9-17 1919 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon, Debris Basin. Comment
  RSA755669  Borago officinalis R. F. Thorne 1982-5-10 55185 Los Angeles City of Claremont 338 Comment
  CDA30839  Bothriochloa barbinodis M. O'Brien 2010-8-26 MOB 10 -03 Los Angeles South Coast; El Pescador State Beach. 0 Comment
  RSA589329  Bowlesia incana T. S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8585 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  SBBG116038  Bowlesia incana R. Burgess, P. Munro 1998-1-25 2637 Los Angeles Cheesebro Cyn Trail, un-named cyn N of Canyon View Trail 304 Comment
  POM1587  Boykinia rotundifolia D. L. Crawford 1915-7-15 551 Los Angeles Palmer Canyon - Claremont. Comment
  POM306648  Boykinia rotundifolia H. J. Ramsey, Henry J. Ramsey 1937-9-2 1507 Los Angeles Johnny Glen, Angeles Crest Highway. Comment
  CAS-BOT-BC145699  Brachypodium distachyon Peter H. Raven 1962-5-20 17771 Los Angeles Santa Catalina Island. Road above Pebbly Beach. 60 Comment
  RSA0043290  Brassica campestris Robin J. Tausch 1963-2-24 s.n. Los Angeles Field north side Ventura Blvd., Encino. 243 Comment
  RSA0055986  Brassica geniculata Richard G. Swinney 2010-3-22 12038 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  LA32272  Brassica rapa Peter H. Raven; Henry J. Thompson 1959-10-31 14717 Los Angeles 304 Comment
  POM307356  Brassica rapa Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2183 Los Angeles Altadena. Comment
  RSA670163  Brickellia californica Joseph M. Keefe 2001-3-19 31143 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  UC1930126  Brickellia californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 350 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest. Glendora Ridge Road. On road cuts. 1.55 mi W of gate, just W of Cow Canyon Saddle. Comment
  CAS-BOT-BC106134  Brickellia nevinii Geo. L. Moxley 1917-9-3 627 Los Angeles Eaton Canyon [Canon], San Gabriel Mountains 900 Comment
  CHSC34437  Brickellia nevinii James Henrickson 1972-11-2 8103 Los Angeles 8 mi NW of Newhall, NW of jct. of Hwy 5 and Hasley Cyn. Rd. 365 Comment
  RSA596496  Brickellia nevinii L. C. Wheeler 1966-11-23 9150 Los Angeles San Gabriel Mountains. Devil's Canyon, near mouth where it suddenly narrows. Comment
  CAS-BOT-BC149340  Bromus arizonicus G. B. Grant 1901-5-14 s.n. Los Angeles Pasadena. Comment
  RSA624538  Bromus berteroanus L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Near the mouth, east side Little Tujunga. Near BM. 1227 487 Comment
  RSA385308  Bromus carinatus var. carinatus Samuel R. Tyson 1942-5-28 s.n. Los Angeles San Dimas Canyon 1463 Comment
  UCD58386  Bromus catharticus Ernest C. Twisselmann 1961-10-31 6695 Los Angeles Mojave Desert. Antelope Valley: Avenue A at 90th Street. 685 Comment
  UCD58581  Bromus diandrus Robert D. Clarke 1979-4-15 s.n. Los Angeles Central Los Angeles. Comment
  UCSB355  Bromus diandrus Albright, S. 1957-5-20 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  CAS-BOT-BC155385  Bromus hordeaceus John H. Thomas 1957-5-17 6760 A Los Angeles Los Angeles. Occidental College Campus. Near Moore Laboratory. Comment
  RSA127905  Bromus hordeaceus P. H. Raven, H. J. Thompson 1959-5-5 14109 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  SD252235  Bromus madritensis Steven A. Junak 1999-5-22 Sca 1002 Los Angeles Santa Catalina Island. At end of Goat Harbor, W fork of canyon. 54 Comment
  SDSU961  Bromus madritensis subsp. rubens Gerald Collier 1951-4-28 Los Angeles 3634 N Muscatel Avenue, Rosemead. Weedy lot. Comment
  LA104202  Bromus pseudolaevipes Barry A. Prigge; 1985-6-14 6420 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  RSA593488  Bromus sterilis Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8842 -A Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  RSA0060772  Bromus tectorum LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6819 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR152886  Bromus tectorum A. C. Sanders, Helen Kennedy 2005-4-13 29438 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR259407  Bromus tectorum R. G. Swinney 2010-9-9 13741 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  LA35971  Bromus tectorum Peter H. Raven; Henry J. Thompson 1960-5-29 15427 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, 3.7 mi N of Pacific Coast Hwy. 121 Comment
  PASA647  Bromus trinii Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  CAS-BOT-BC234000  Calandrinia breweri Dr. H. E. Hasse 1909-1-1 s.n. Los Angeles Santa Monica Range Comment
  RSA609283  Calandrinia ciliata L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. Comment
  UC71066  Calceolaria Ernest Braunton July 1901 Los Angeles Los Angeles, Cal Comment
  RSA13892  Callitriche marginata L. C. Wheeler 1934-3-6 2397 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  RSA710728  Calocedrus decurrens Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1348 Los Angeles Near intersection of La Tuna Canyon and Las Barras Canyon at lower end of Hostetter Mtwy. 473 Comment
  SFV302  Calocedrus decurrens P. G. Kilburn 1957-12-19 572 Los Angeles San Gabriel Mountains Base of Mount Waterman ski lift 1982 Comment
  CATA423  Calochortus catalinae Sara L. Crockett, Sheila Schueller 1997-3-8 560 Los Angeles Santa Catalina Island: Point overlooking Cottonwood Beach, ca. 25 m W of road 79 Comment
  RSA131241  Calochortus clavatus var. gracilis Percy C. Everett, E. K. Balls 1959-6-2 23827 Los Angeles NE of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA716601  Calochortus clavatus var. gracilis Charlie Hohn 2006-5-26 1 Los Angeles Sierra Pelona Ridge. Southwestern end of ridge, 100m east of USFS road 6N07. 975 Comment
  RSA702914  Calochortus plummerae Scott D. White, Michael Honer 2004-6-30 10539 Los Angeles Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  UCR147551  Calochortus plummerae Naomi Fraga, Et al. 2004-6-3 1236 Los Angeles Transverse Ranges; San Gabriel Mountains, On fuel break above Evey Canyon. 793 Comment
  UCR155354  Calochortus splendens A. C. Sanders 2005-5-5 29871 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UCR205277  Calochortus splendens Valerie Soza, LeRoy Gross 2001-5-22 1236 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat 686 Comment
  RSA377434  Calochortus splendens H. E. Hasse 2753 Los Angeles Catalina Island. Comment
  SBBG57741  Calochortus striatus R. Hoffmann 1930-4-28 Los Angeles Lancaster 711 Comment
  CHSC98715  Calycoseris parryi LeRoy Gross 2005-5-3 2218 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rockl Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Growing along Valyermo Road, clump in a side canyon. T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1149 Comment
  UCR280564  Calycoseris parryi R. G. Swinney 2014-4-10 16014 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  CAS-BOT-BC224316  Calystegia macrostegia subsp. amplissima J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Isl Comment
  SBBG17878  Calystegia macrostegia subsp. amplissima P. H. Raven 1962-4-9 17143 Los Angeles near barracks, Wilson Cove 60 Comment
  POM305842  Calystegia macrostegia subsp. arida Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1940-3-8 1092 Los Angeles North of Claremont. Comment
  UCR281409  Calystegia macrostegia subsp. arida R. G. Swinney 2014-5-21 16638 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA650297  Calystegia macrostegia subsp. cyclostegia Rudolf Schmid 1962-4-27 s.n. Los Angeles Near San Dimas Avenue overpass, San Bernardino Freeway, Pomona. Comment
  CAS-BOT-BC215752  Calystegia macrostegia subsp. intermedia John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Isl. Comment
  POM66004  Calystegia macrostegia subsp. intermedia L. R. Abrams 1903-3-8 3106 Los Angeles Hills near Inglewood Comment
  RSA394913  Calystegia macrostegia subsp. intermedia Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena Comment
  RSA187861  Calystegia macrostegia subsp. macrostegia R. F. Thorne 1966-4-28 36206 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA422170  Calystegia occidentalis subsp. fulcrata Anstruther Davidson s.n. Los Angeles Rock Creek. Comment
  RSA607029  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1968-5-24 s.n. Los Angeles Lost Canyon at Bear Creek Trail. 1219 Comment
  SBBG122096  Calystegia peirsonii A. Parikh, N. Gale 2000-4-30 1731 Los Angeles SE of confluence of Castaic Crk and Santa Clara River, N side of Santa Susana Mtns 310 Comment
  POM13526  Camelina microcarpa F. W. Peirson 1922-7-7 3181 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA732856  Camissonia boothii R. G. Swinney 2001-5-17 7949 Los Angeles Valyermo area, south end of Bobs Gap, west-facing slope at junction of Panorama and Bobs Gap roads. 1244 Comment
  UCR94691  Camissonia boothii A. C. Sanders, E. J. Lott 1993-5-6 13949 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  RSA465977  Camissonia boothii subsp. decorticans R. S. Woglum 1930-4-13 s.n. Los Angeles North Hollywood Comment
  UCR127365  Camissonia boothii subsp. decorticans Mark A. Elvin 2003-4-9 2471 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, canyon north of SR 126 from 'Grapevine Mesa 335 Comment
  POM50049  Camissonia californica L. R. Abrams 1901-4-3 1271 Los Angeles Santa Monica Mountains. Comment
  RSA0034181  Camissonia campestris subsp. campestris Pam De Vries 2013-4-13 7848 Los Angeles About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1050 Comment
  RSA713725  Camissonia campestris subsp. campestris LeRoy Gross 2005-4-28 2134 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UC1871173  Camissonia campestris subsp. campestris T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4840 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA454048  Camissonia cheiranthifolia subsp. suffruticosa L. E. Hoffman 1931-7-18 s.n. Los Angeles Hermosa Beach. Comment
  RSA729733  Camissonia claviformis subsp. claviformis R. G. Swinney 1999-6-5 7255 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UCR214021  Camissonia graciliflora A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37979 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  UCR199962  Camissonia hirtella Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1148 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 427 Comment
  RSA0035999  Camissonia micrantha R. G. Swinney 2010-3-11 11869 Los Angeles Flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash. 348 Comment
  RSA485355  Camissonia micrantha Steve Boyd, Thomas Elias 1987-4-14 2034 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  RSA682504  Camissonia micrantha Scott D. White, Michael Honer 2003-5-7 9202 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  UCR157720  Camissonia pallida Ed LaRue, R. Montijo 1991-4-2 91- 02 Los Angeles Western Mojave Desert, Palmdale: property bounded on north by Avenue 'M' on the west by 20th St. West, on the south by Ave. 'N', and on the east by 10th St. West 793 Comment
  UCR214025  Camissonia strigulosa A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37966 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  UC166702  Camissoniopsis bistorta George B. Grant and Walter Wheeler 1904-5-7 Los Angeles Glendora Comment
  LA32209  Camissoniopsis cheiranthifolia subsp. suffruticosa Peter H. Raven; 1959-3-15 13855 Los Angeles Santa Monica Mountains, Zuma Beach, along shore east of Zuma Beach 9 Comment
  UCD103556  Camissoniopsis cheiranthifolia subsp. suffruticosa Kenneth A. Wilson 1961-3-12 997 Los Angeles Zuma Beach. Comment
  CATA3037  Camissoniopsis intermedia Amy Catalano 2016-3-18 044 Los Angeles Santa Catalina Island: On west side ca. 0.5 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road 308 Comment
  LA46737  Camissoniopsis intermedia Carl Epling; Harvey Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  CAS-BOT-BC160530  Camissoniopsis lewisii H. Wedberg 1958-5-1 273 Los Angeles About 1/4-mile east of Killgore Street, Playa del Rey Comment
  SBBG61357  Camissoniopsis pallida R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UC9909  Canbya candida Dr. A. Davidson May 1895 Los Angeles Mohave Desert Comment
  UCR78151  Capsella bursa-pastoris Wandalee Thompson 1964-4-8 25 Los Angeles Transverse Range; Liebre Mtns., Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest. 808 Comment
  RSA732821  Cardamine californica R. G. Swinney 2000-5-21 7775 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m. 610 Comment
  UCR102372  Carex abrupta L. C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mtns., E fork of Alder Creek off Big Tujunga, below Charlton Flat; future dam site Comment
  UCR210180  Carex abrupta R. G. Swinney 2008-10-16 9625 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
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May 10 2012
  RSA0091512  Carex alma R. G. Swinney 2011-6-29 15358 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  RSA629681  Carex alma Scott D. White, David E. Bramlet 1998-8-11 7044 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  SEINET7549358 Image available Carex alma Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3001 Los Angeles San Gabriel Mountains. Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1254 Comment
  SEINET6191030 Image available Carex diandra Unknown 1904-5-24 138 a Los Angeles Pasadena Comment
  RSA623467  Carex hassei L. C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. T2N R9W NE/4 sec. 3. 1585 Comment
  CAS-BOT-BC32150  Carex multicaulis J. Ewan; Nesta Ewan 1936-8-2 9885 Los Angeles 1 mi below head of Cedar Canyon, off Mescal Canyon. San Gabriel Mts. Comment
  SEINET13701042  Carex schottii I. W. Clokey, C. B. Clokey, B. C. Templeton 1930-5-13 4613 Los Angeles Boquet Canyon 450 Comment
  SEINET7486525 Image available Carex subfusca P. F. Zika, Nick Otting 2010-1 25257 Los Angeles S shore of Jackson Lake, Big Pines Highway, San Gabriel Mountains (SnGb) 1860 Comment
  SEINET10750084  Carex subfusca Victor Duran 1933-7-21 Duran 3524 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  CDA6926  Carthamus creticus A. C. Sanders 2005-5-5 29884 Los Angeles Western San Gabriel / Liebre Mtns. Region; Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool. Comment
  RSA491784  Castilleja affinis James L. Reveal 1988-5-17 6792 Los Angeles Along the Bouquet Canyon Road east of Bouquet Reservoir, 3.1 miles east of the junction of Green Valley (or Spunky Canyon) Road and 3.3. miles southwest of the junction of Elizabeth Lake Road (County Road N2) in Leona Valley., At the junction of San Franciscito Road at the Angeles National Forest boundary. 1128 Comment
  UC26454  Castilleja affinis subsp. affinis J. H. Barber 1897-3-28 102 Los Angeles Santa Monica Canyon Comment
  JEPS27070  Castilleja applegatei subsp. martinii Gale Sphon 1959-6-27 384 Los Angeles Icy Springs San Gabriel Mts., Angeles National Forest, Big Rock Canyon Comment
  JEPS3783  Castilleja applegatei subsp. martinii I. W. Clokey and E. G. Anderson 1935-5-9 6899 Los Angeles San Dimas Canyon Comment
  POM292782  Castilleja applegatei subsp. martinii Lyman D. Benson 1945-4-13 11666 Los Angeles San Gabriel Mountains: Little Dalton Canyon, Glendora; Pacific Slope Drainage Area. 366 Comment
  RSA448686  Castilleja applegatei subsp. martinii M. B. Dunkle 1933-7-11 s.n. Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  RSA762240  Castilleja applegatei subsp. martinii Orlando Mistretta, Christine Mistretta 2008-5-19 3126 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  RSA0114747  Castilleja gleasoni Steve D. Boyd, Lauren Raz 1997-3-31 9437 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  JEPS33786  Castilleja grisea unknown 1963-8-1 Los Angeles San Clemente I. Comment
  UCR178886  Castilleja martinii var. martinii R. G. Swinney 1989-5-3 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon, 1.4 mi. northeast of Glendora Mountain Road 442 Comment
  SD262326  Castilleja plagiotoma R. G. Swinney 2014-5-7 16336 Los Angeles San Gabriel Mountains: east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge (Valyermo 7.5'Q) 1280 Comment
  SBBG127011  Castilleja subinclusa subsp. subinclusa A. Parikh, N. Gale 2011-6-8 3426 Los Angeles Portal Ridge, 1.5 km W of Godde Hill Rd, 1.1 km S of California Aqueduct 1100 Comment
  UCR280779  Caulanthus cooperi R. G. Swinney 2014-4-30 16279 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA66754A  Caulanthus heterophyllus var. heterophyllus F. W. Peirson 1921-4-3 5333 Los Angeles Pacoima canyon, Western San Gabriel Mts. 488 Comment
  UC455459  Ceanothus arboreus I. J. Condit 1909-6-29 Los Angeles Catalina Island Comment
  RSA650508  Ceanothus cordulatus T. C. Thomas 1974-7-5 s.n. Los Angeles Divide, Hwy 2, 7100'. 2165 Comment
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Mar 10 2015
  RSA279107  Ceanothus crassifolius Robert F. Thorne 1971-3-25 41504 Los Angeles San Gabriel Mountains: Lower Evey Canyon off San Antonio Canyon 716 Comment
  UC1595241  Ceanothus crassifolius Tim Ross and Peter Fritsch 1990-6-20 3591 Los Angeles near confluence of E and W Forks of San Gabriel River (mouth of Burro Canyon); San Gabriel Mts. Comment
  UC450930  Ceanothus crassifolius F. A. M. 1931-3-13 70 Los Angeles Tuna Canyon Verdugo Hills Comment
  SBBG125877  Ceanothus cuneatus var. cuneatus A. Parikh, N. Gale 2010-6-7 3262 Los Angeles Sierra Pelona, 5.2 km W of State Hwy 14, 1.3 km SW of California Aqueduct; E Liebre Mtns 997 Comment
  RSA398573  Ceanothus cyaneus Ruth E. Hammond 1929-04 s.n. Los Angeles Griffith Park Comment
  SD65472  Ceanothus greggii var. vestitus Reid Moran 1967-7-22 14083 Los Angeles on ridge; Chilao, San Gabriel Mountains 1650 Comment
  RSA313423  Ceanothus integerrimus T. S. Elias 1984-4-29 8324 Los Angeles Angeles National Forest; Glendora Ridge near Baldy Camp; along forest service road above ridge road Comment
  CAS-BOT-BC50529  Ceanothus leucodermis John H. Thomas 1957-3-7 6493 Los Angeles South slope of San Gabriel Mts., near State Highway #2, angeles Crest Highway, about 3.5 miles north of La Canada. 914 Comment
  CAS-BOT-BC50565  Ceanothus leucodermis Geo. B. Grant 1901-5-23 s.n. Los Angeles Alpine Tavern, Mt. Lowe Comment
  CAS-BOT-BC50595  Ceanothus leucodermis Brandegee 1889-5-1 11 Los Angeles Pasadena Comment
  RSA0083015  Ceanothus leucodermis R. G. Swinney 2010-3-18 11967 Los Angeles Lake View Terrace, SE end of Orcas Park in Hansen Dam Basin, within 10 meters of Salix riparian forest corridor in Big Tujunga Wash 323 Comment
  RSA399009  Ceanothus leucodermis Julian P. Donahue 1971-5-23 283 Los Angeles Cloudburst Canyon Comment
  RSA774174  Ceanothus leucodermis R. G. Swinney 2009-7-22 11324 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  RSA754007  Ceanothus leucodermis Doug Tolbert, David W. Foster 1970-5-8 700508 -01 Los Angeles Angeles National Forest: 1 miles W of junction of State Route 2 and Los Angeles Co. Route N2. 915 Comment
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Jul 24 2015
  RSA253137  Ceanothus megacarpus var. insularis Gary D. Wallace, M. Haefs 1975-3-23 1408 Los Angeles Santa Catalina Island, along road from Avalon near head of Swain's Canyon 427 Comment
  LA200805  Ceanothus megacarpus var. megacarpus Norman A. Cole; May 1964 352 .2 Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  CAS-BOT-BC50460  Ceanothus oliganthus I. M. Johnston 1917-9-17 1724 Los Angeles Cow Canyon, San Antonio Mountians 914 Comment
  CAS-BOT-BC50490  Ceanothus oliganthus W. R. Dudley 1907-1-1 s.n. Los Angeles Saw-pit Canyon (near Monrovia) Comment
  CAS-BOT-BC50497  Ceanothus oliganthus Wesley O. Griesel 1959-3-28 s.n. Los Angeles Verdugo Hills 609 Comment
  POM293303  Ceanothus oliganthus Lyman Benson 1945-3-25 11613 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  RSA399727  Ceanothus oliganthus var. oliganthus N. C. Cooper 1949-4-19 3626 Los Angeles Newhall. 457 Comment
  SFV21080  Ceanothus oliganthus var. oliganthus L. Gross 2001-1-28 335 Los Angeles Verdugo Mountains North side of mountains along dirt road where Mesa Lila Road ends, at bottom of ridge between Engleheard and Henderson Canyons. 488 Comment
  UC1861736  Ceanothus spinosus Scott D. White, John Green 2004-4-23 10231 Los Angeles Los Angeles Basin: City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  OBI44915  Ceanothus vestitus David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20065 Los Angeles San Gabriel Mts. Along Big Pine hwy W of Jackson Lake Comment
  RSA430480  Cenchrus echinatus A. C. Sanders 1987-10-13 7425 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive., (Near 33 deg 56'N, 118 deg 26'W.) 38 Comment
  UCD129953  Centaurea cineraria Robert F. Thorne; P. Everett 1965-5-11 34680 Los Angeles above summit road from Avalon to airport, Santa Catalina Island. Comment
  RSA723071  Centaurea melitensis LeRoy Gross 2007-5-16 2739 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  POM48115  Centaurea repens R. W, Hodgson 1920-7-12 s.n. Los Angeles Artesia Comment
  UC126900  Centaurium venustum H. M. Hall and H. P. Chandler 1906-6-13 7408 Los Angeles Fernando Valley 300 Comment
  CATA773  Centranthus ruber Mark L. Hoefs 1991-6-5 1335 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  SD112751  Centromadia pungens subsp. laevis Darley F. Howe 1938-8-2 711 Los Angeles Coast south of Long Beach. Comment
  POM279718  Centrostegia thurberi var. thurberi Victor Duran 1933-5-23 3417 Los Angeles near Lancaster Comment
  RSA0057898  Ceratophyllum demersum Richard G. Swinney 2010-9-7 13702 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  CAS-BOT-BC142107  Cercocarpus betuloides var. betuloides Le Roy Abrams; E. A. McGregor 1908-6-19 325 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA453279  Cercocarpus betuloides var. betuloides L. E. Hoffman 1933-2-25 s.n. Los Angeles Mint Canyon. Comment
  UC1334669  Cercocarpus betuloides var. betuloides Jeannette L. Huber 1969-4-27 969 Los Angeles 1 mi n of Chilao Fire Station (Chilao); San Gabriel Mountains, Chilao 1524 Comment
  RSA253140  Cercocarpus betuloides var. blancheae Gary D. Wallace 1975-3-23 1415 Los Angeles Santa Catalina Island. Near entrance to Arboretum in upper Avalon Canyon. Comment
  CAS-BOT-BC143817  Cercocarpus ledifolius var. ledifolius I. M. Johnston 1917-6-20 1485 Los Angeles Baldy Lookout of U.S.F.S. 2133 Comment
  SEINET6048893  Cercocarpus montanus Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UCR223319  Cestrum nocturnum R. G. Swinney 2009-6-28 11292 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway 184 Comment
  CAS-BOT-BC279445  Chaenactis S. B. P. 1887-6-1 1934 Los Angeles Gormans Station, near Tejon Pass Comment
  RSA225712  Chaenactis artemisiifolia R. F. Thorne, A. C. Gibson 1971-5-22 39718 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  UCR200037  Chaenactis artemisiifolia Valerie Soza, B. Hogshead 2003-4-23 1636 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, Brand Canyon 457 Comment
  UCR223732  Chaenactis artemisiifolia R. G. Swinney 2009-6-12 11139 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UCR256184  Chaenactis artemisiifolia R. G. Swinney 2010-6-4 13070 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  CAS-BOT-BC279523  Chaenactis artemisiifolia John Thomas Howell 1928-6-10 3877 Los Angeles Near Deer Park, Monrovia Canon [Canyon], San Gabriel Mts. Comment
  RSA561580  Chaenactis artemisiifolia Steve Boyd, Orlando Mistretta 1993-5-18 8150 Los Angeles Upper Sombrero Canyon, just below western end of Sombrero Rd. (3N64) 792 Comment
  RSA155312  Chaenactis glabriuscula Peter H. Raven 1962-5-1 17523 Los Angeles Just south of Agoura 259 Comment
  RSA640252  Chaenactis glabriuscula R. F. Thorne, C. W. Tilforth 1971-4-9 41538 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  SEINET2029300 Image available Chaenactis glabriuscula var. curta Muriel F. Wheeler 1938-5-26 894 Los Angeles Thompson Xcreek Wash, 1.5 miles northeast of La Verne 375 Comment
  SEINET8734828 Image available Chaenactis glabriuscula var. curta Muriel F. Wheeler 1938-1 894 Los Angeles Thompson Creek Wash, 1 1/2 miles northeast of La Verne 875 Comment
  CAS-BOT-BC277349  Chaenactis glabriuscula var. glabriuscula Grant 1898-4-12 5733 Los Angeles Lincoln Park Comment
  CAS-BOT-BC277358  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross; Victor W Steinmann 1995-5-8 8555 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley 1182 Comment
  POM351745  Chaenactis glabriuscula var. lanosa L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco river. Comment
  RSA660166  Chaenactis santolinoides Orlando Mistretta 1992-5-25 440 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  UCR281165  Chaenactis stevioides R. G. Swinney 2014-4-23 16183 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  RSA351848  Chaenactis xantiana Anstruther Davidson, Hasse 1906-6-9 1462 Los Angeles Big Rock Creek. Comment
  RSA594965  Chaenactis xantiana Timothy S. Ross 1995-4-26 8378 A Los Angeles Southwesterly slope of Liebre Mountain along Forest Service Road 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft). 1439 Comment
  RSA682525  Chaenactis xantiana Amber Maurice, Laura Hoglin, Sylvia Rivera 2003-4-24 2 Los Angeles Sierra Nevada, Tehachapi Mts. region; Gorman Pass, Tejon Ranch Comment
  POM2681  Chamaesyce melanadenia O. Kenney 1893-2-25 s.n. Los Angeles Dry soil, collected near Pasadena Comment
  UC1184975 Image available Chamaesyce melanadenia Huron H. Smith 1912-5-3 4933 Los Angeles Azusa; ; Azusa, Los Angeles Co. 243 Comment
  POM120988  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Pasadena. Comment
  UCR277206  Chenopodium R. G. Swinney 2010-9-30 13952 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  SDSU21588  Chenopodium album Robert F. Thorne 1970-10-15 41872 Los Angeles Rancho Santa Ana Botanic Garden, Claremont, California. 366 Comment
  POM307321  Chenopodium berlandieri Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2218 Los Angeles Sand Canyon, San Gabriel Mountains Comment
  UCR255801  Chenopodium californicum R. G. Swinney 2010-5-12 12740 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA478488  Chenopodium californicum Ora M. Clark 1929-3-29 1895 Los Angeles N. E. Sandberg. Comment
  RSA629708  Chenopodium californicum L. C. Wheeler 1967-5-31 9798 Los Angeles San Gabriel Mountains: Just over the rise immediately west of Caldwell Lake. Comment
  UC1584269  Chenopodium desiccatum Tim Ross and Steve Boyd 1990-6-6 2850 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad, San Francisquito Canyon 926 Comment
  RSA0039138  Chenopodium murale R. G. Swinney 2010-3-10 11790 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  SBBG98677  Chenopodium murale T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5065 Los Angeles lower Wilson Cove Cyn; draw SW of and above pier operations 15 Comment
  RSA188136  Chenopodium murale R. F. Thorne 1966-4-28 36188 Los Angeles Santa Catalina Island. Avalon, S.C.I. Co. parking lot. 15 Comment
  RSA0039464  Chlorogalum pomeridianum R. G. Swinney 2010-6-21 13250 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  UCD138443  Chlorogalum pomeridianum Louis C. Wheeler 1947-4-20 6469 Los Angeles San Gabriel Mountains. South side of Millard Canyon; ca. 1/4 mile westerly from Lincoln Avenue Water Company Reservoir. 609 Comment
  RSA392778  Chorizanthe parryi var. parryi Louis C. Wheeler 1932-5-26 744 Los Angeles San Gabriel Wash. 107 Comment
  RSA774244  Chorizanthe perfoliata R. G. Swinney 2009-5-5 10641 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing. 951 Comment
  RSA392697  Chorizanthe staticoides Anstruther Davidson 1893-6-12 s.n. Los Angeles Switzer's Trail. Comment
  RSA512151  Chorizanthe staticoides S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. 884 Comment
  RSA647966  Chorizanthe staticoides Michelle Manolovitz, Brian Manolovitz 1992-5-19 32 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.5 miles northeast of park office. Comment
  SEINET13203129 Image available Chorizanthe staticoides R. G. Swinney 2010-1 11834 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. (Oat Mt. 7.5' Q.) 442 Comment
  UCR110896  Chorizanthe staticoides A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21987 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCSB1345  Chorizanthe staticoides Foster, R. 1937-6-3 Los Angeles Wasteland, Mills Ave., Claremont Comment
  UCSB1349  Chorizanthe staticoides Wedberg, H. 1957-6-15 Los Angeles Latigo Canyon, 2 mi from 101 Comment
  RSA781096  Chorizanthe staticoides Sandy Leatherman, Pam De Vries 2011-4-28 2011 -7 Los Angeles Transverse Ranges; Liebre Mountains region: Directly north of Esguerra Road, 1,500 meters from Boquet Canyon Road in Santa Clarita 491 Comment
  RSA0105218  Chorizanthe watsonii R. G. Swinney 2011-6-7 15042 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  RSA587233  Chorizanthe watsonii Orlando Mistretta 1994-5-11 1179 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  SBBG62283  Chorizanthe xanti var. xanti R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  UCR48838  Chrysanthemum coronarium David Charlton 1987-6-15 1081 Los Angeles Lomita, Alexander Fleming Jr. High School, near Walnut Street and 256th St. Nearest main streets are Pacific Coast Hwy and Western Ave. 15 Comment
  RSA729854  Chrysolepis sempervirens R. G. Swinney 1998-8-27 6825 Los Angeles West Baldy Peak. 3018 Comment
  UCR140595  Chrysothamnus nauseosus Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 2 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  RSA164849  Chrysothamnus nauseosus subsp. bernardinus Wesley O. Griesel 1962-9-14 737 Los Angeles Near Dawson Saddle, State Hwy #2, San Gabriel Mts. 2378 Comment
  RSA596987  Chrysothamnus nauseosus subsp. mohavensis Steve Boyd, Lauren Raz 1996-9-24 8961 Los Angeles Liebre Mountains, western end of Liebre Mountain just north of Forest Service Road 7N23 on broadly rounded summit area at divide between Cold Canyon and Tentrock Canyon. 1616 Comment
  LA25939  Cirsium occidentale Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  RSA0059665  Cirsium occidentale Doris Bowers 1957-5-2 929 Los Angeles Road above Puddingstone, LaVerne. 320 Comment
  RSA585431  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd 1990-5-31 2725 Los Angeles San Gabriel Mountains: Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UCR272989  Cirsium occidentale var. californicum R. G. Swinney 2011-4-26 14500 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA0059662  Cirsium occidentale var. occidentale F. R. Fosberg 1931-4-2 S 4457 Los Angeles Descanso Canyon, Santa Catalina Island. 100 Comment
  SBBG65979  Cirsium occidentale var. venustum R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  CATA3059  Cirsium vulgare Vyki L. Englert, Charlie de la Rosa 2011-3-16 044 Los Angeles Santa Catalina Island: USC Marine Institution, Big Fisherman's Cove in Two Harbors, behind handicapped accessible ramp housing unit along cement drainage 0 Comment
  RSA578098  Cistanthe monandra Timothy S. Ross, Steve Boyd 1994-5-31 7698 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit. 854 Comment
  RSA725130  Cistanthe monandra Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -61 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  SBBG118568  Cistanthe monandra L. Gross with O. Mistretta, V. Soza 2003-5-13 897 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  UCR46183  Cistus incanus Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns., The Pines picnic area on Rd. N3, north of La Canada-Flintridge 1524 Comment
  RSA748586  Cistus incanus subsp. creticus Scott D. White, Justin M. Wood 2009-5-6 12645 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  UCR206498  Cistus ladanifer A. C. Sanders, T. B. Salvato 2009-5-19 36832 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCSB42349  Cistus ladanifer Taylor, A. 1980-5-17 Los Angeles S side of Glendora Mountain Road; 8.6 miles east of San Gabriel Canyon Road, San Gabriel Mtns. 944 Comment
  UCD104472  Clarkia cylindrica Daryl Koutnik 1978-5-30 s.n. Los Angeles Cornell Corners on Cornell Road, south of Agoura Road. 274 Comment
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Oct 1 2018
  CAS-BOT-BC172251  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 55 Los Angeles 8 miles west of Elizabeth Lake 1000 Comment
  RSA678122  Clarkia dudleyana Valerie L. Soza, LeRoy Gross 2001-5-22 1239 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  SBBG13560  Clarkia epilobioides P. H. Raven 1962-5-22 17823 Los Angeles above Emerald Bay 121 Comment
  JEPS43824  Clarkia epilobioides Frank W. Peirson 1919-5-18 433 Los Angeles hills e Monrovia Canyon; San Gabriel Mountains 457 Comment
  RSA579151  Clarkia epilobioides Tim S. Ross, Darin Banks 1994-4-12 7488 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 310 m S of where Drinkwater Canyon joins S. Fr. Canyon. 524 Comment
  UCD104847  Clarkia purpurea Gerald Dickinson 1962-5-19 43 Los Angeles 3 miles W of Topanga Canyon-Mulholland. 356 Comment
  LA32202  Clarkia purpurea subsp. quadrivulnera Henry J. Thompson; 1959-5-24 2019 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  RSA590553  Clarkia purpurea subsp. quadrivulnera Tim S. Ross, W. Appleby 1993-5-19 7168 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  RSA652345  Clarkia purpurea subsp. quadrivulnera Marion P. Harthill 1971-5-11 194 Los Angeles San Antonio Canyon. Comment
  RSA73350  Clarkia rhomboidea F. W. Peirson 1919-6-5 5307 -a Los Angeles San Antonio Canyon, along stream bed above bridge. 1448 Comment
  CAS-BOT-BC165499  Clarkia unguiculata Timothy S. Ross; J. Mark Porter 1995-5-4 8500 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road 609 Comment
  RSA448589  Clarkia unguiculata Geo. L. Moxley 1913-7-26 s.n. Los Angeles On hills near Newhall. Comment
  UCR277033  Clarkia unguiculata R. G. Swinney 2010-5-25 12913 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR190607  Claytonia R. G. Swinney 2000-6-19 7815 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  RSA772421  Claytonia parviflora R. G. Swinney 2009-4-28 10543 Los Angeles Transverse Range, San Gabriel Mountains, Summit of Mt. Emma 1585 Comment
  UCR125381  Claytonia parviflora A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25724 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  RSA527674  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4293 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA276907  Claytonia perfoliata subsp. intermontana J. M. Miller 1977-3-28 624 Los Angeles San Gabriel Mountains: Upper Arroyo Seco watershed on Highway 2 (Angeles Crest Highway). Comment
  RSA329562  Claytonia perfoliata subsp. mexicana Gary D. Wallace 1966-3-12 127 Los Angeles San Gabriel Mountains; north of Arcadia; Chantry Flats, up Santa Anita Canyon. Comment
  RSA656426  Claytonia perfoliata subsp. perfoliata Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 706 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 579 Comment
  RSA599601  Clematis lasiantha Steve Boyd, Lauren Raz 1997-3-31 9405 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA187668  Clematis ligusticifolia Robert F. Thorne 1966-9-14 36669 Los Angeles Santa Catalina Island. Bank along Cottonwood Creek near Isthmus road 30 Comment
  UC75415  Clematis ligusticifolia C. F. Baker 1903-8-2 3458 Los Angeles San Antonio Canyon near Claremont; San Antonio Canyon Comment
  UC729472  Cleomella obtusifolia Carl B. Wolf 1932-9-15 Los Angeles 2 blocks w center of town of Lancaster; Mojave Desert, Antelope Valley 718 Comment
  RSA408412  Collinsia bartsiifolia var. davidsonii N. C. Cooper 1949-4-19 3612 Los Angeles Mojave Desert, Lancaster. 762 Comment
  UC219118  Collinsia childii I. Johnston 1917-6-15 6 Los Angeles Cascade Canyon; San Antonio Mtns 1371 Comment
  UC56994  Collinsia heterophylla Ernest Braunton 1902-5-5 278 Los Angeles Glendora Comment
  SBBG129317  Collinsia parryi A. Parikh, N. Gale 2012-5-2 3583 Los Angeles W Fork San Gabriel River, 1.0 km E of Cogswell Dam 643 Comment
  RSA729450  Collinsia torreyi var. wrightii R. G. Swinney 1998-7-8 6312 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UCR219812  Commelina benghalensis Lorraine Weller 2009-7-29 290709- 09 Los Angeles Union Avenue/Cesar Chavez Community Garden, 1136 South Union Ave., Westlake, Los Angeles 70 Comment
  UC1194905  Constancea nevinii Reid Moran 1958-9-15 6820 Los Angeles canyon 1.8 mi se Eel Point; San Clemente Island 100 Comment
  POM34129  Conyza bonariensis George B. Grant 1906-8-7 s.n. Los Angeles Collected at Pasadena. Comment
  RSA93265  Conyza bonariensis F. W. Peirson 1920-6-13 1348 Los Angeles Weed at 1085 New York Drive, Altadena Comment
  RSA198833  Conyza coulteri R. F. Thorne, D. Propst 1968-5-28 37679 Los Angeles Santa Catalina Island: on delta above second (lower) reservoir in upper Bulrush canyon 335 Comment
  SD239911  Cordylanthus nevinii R. G. Swinney 2009-7-29 11426 Los Angeles Transverse Range; San Gabariel Mountains: Pacifico Mountain summit (Pacifico Mountain 7.5'Q) 2153 Comment
  UCR210008  Cordylanthus rigidus R. G. Swinney 2008-10-7 9462 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA602561  Cordylanthus rigidus subsp. setiger Louis C. Wheeler 1967-8-28 10551 Los Angeles San Gabriel Mountains: Gold Dollar Mine at head of Dry Gulch off Coldwater Canyon. 2195 Comment
  RSA586991  Coreopsis bigelovii Orlando Mistretta 1992-5-8 305 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  CAS-BOT-BC287874  Coreopsis californica W. I. Follett; E. B. Follett 1963-4-25 s.n. Los Angeles 1.4 miles E of Llano, on Cal Highway 138 Comment
  RSA549597  Coreopsis californica Timothy S. Ross 1992-4-4 071 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  UCR31323  Coreopsis calliopsidea A. C. Sanders 1983-4-16 3722 Los Angeles Mojave Desert, Antelope Valley, Ave. 170 near Saddleback Butte & Ave. 'H 915 Comment
  SEINET11837047  Coreopsis calliopsidea J. F. Bright 1935-1 1007 Los Angeles Antelope Valley Comment
  UCR162297  Coreopsis tinctoria Anuja Parikh, Nathan Gale 2004-6-3 2035 Los Angeles Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction 305 Comment
  CAS-BOT-BC105679  Corethrogyne filaginifolia Wesley O. Griesel 1961-9-16 s.n. Los Angeles Los Angeles 152 Comment
  POM73351  Corethrogyne filaginifolia R. L. Armacost 1928-9-30 s.n. Los Angeles Sawtelle. Comment
  SFV12563  Corethrogyne filaginifolia M. H. Grayum, D. L. Koutnik 1977-11-25 890 Los Angeles San Gabriel Mountains Vicinity of Vasquez Rocks, near Agua Dulce. 671 Comment
  UC55082  Corethrogyne filaginifolia Miss E. D. Palmer Los Angeles Los Angeles Comment
  UCR182483  Cornus sericea var. sericea R. G. Swinney 1997-7-22 5692 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  SFV20844  Cotula australis L. Gross 2003-2-22 732 Los Angeles Verdugo Mountains South side of Verdugo Mountains a short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetary and north of debris basin. East side of a dirt road that ends a little north of the cemetary. 287 Comment
  CATA3055  Cotula coronopifolia Amy Catalano 2016-3-25 067 Los Angeles Santa Catalina Island: In seep 230 meters northeast of Edison pumpstation in Cottonwood Canyon, 115 meters south of Fern Canyon Road 120 Comment
  UCR213578  Cotula coronopifolia A. C. Sanders, Dan S. Cooper 2010-4-30 38163 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG128450  Cotula coronopifolia M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-15 1778 Los Angeles open slope above Parson's Landing 213 Comment
  RSA0041777  Crassula connata Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2812 Los Angeles Santa Catalina Island: Hillside of upper Cape Canyon. 451 Comment
  SD90380  Crassula connata Robert F. Thorne 1966-4-17 36119 Los Angeles San Clemente Islandp Rocky bottom of Bx Canyon, northwest of Horse Canyon, southwest of Thirst. 245 Comment
  RSA595532  Crassula connata var. erectoides L. C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mountains. Placerita Canyon 457 Comment
  CAS-BOT-BC181053  Crossosoma californicum June Giddings 1924-8-1 s.n. Los Angeles Summit - Santa Catalina Island Comment
  RSA233624  Crossosoma californicum R. F. Thorne 1970-3-5 39366 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  SBBG78118  Crossosoma californicum M. E. Jones 1928-5-29 Los Angeles isthmus Comment
  SD168106  Crossosoma californicum Grady L. Webster, M. Hoeff, et al. 1992-3-30 7753 Los Angeles SantaCatalina Island; Avalon, Upper Las Lomas Road. 49 Comment
  POM87065  Croton californicus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA760715  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  SFV2074  Croton californicus R. L. Armacost May 1934 s. n. Los Angeles Playa del Rey. Hills east of Loyola University. 45 Comment
  UC527249  Croton californicus C. B. Wolf 1913-5-13 2001 Los Angeles on road from Tujunga to San Fernando near bridge; Pacoima Wash 365 Comment
  UCD141952  Croton californicus B. Pitzer 1996-5-5 2848 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  UCR131446  Croton californicus Alison Lipman 1998-4-24 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR205977  Croton californicus A. C. Sanders, T. B. Salvato 2009-5-29 37048 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  RSA480558  Croton californicus var. californicus Robert Gustafson 1980-7-9 1813 Los Angeles Ballona Wetlands, Area 3. Confined to a narrow strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Channel in area 3; also on coastal strand along the western boundary area 1. Comment
  SEINET10841047  Croton setiger Thorsted 1970-8-20 THORSTED UMO 73082 Los Angeles On a slope bounding campus of California State College at Los Angeles; low broad annual herb 12 in high; common in disturbed area; growing on W-facing slope in full sun. 122 Comment
  SD252239  Crypsis Steven A. Junak 1999-9-11 Sca 1098 Los Angeles Santa Catalina Island. W side of upper Buffalo Springs reservoir. 433 Comment
  CATA1369  Crypsis vaginiflora Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2491 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  UCR204859  Cryptantha R. G. Swinney 2006-6-18 8542 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
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Feb 19 2020
  RSA557822  Cryptantha circumscissa D. Charlton 1989-4-7 2834 Los Angeles Kentucky Springs, 1 mile south of Highway 14 on Sierra Highway. Comment
  POM368366  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-4-16 4651 Los Angeles Bulrush Ridge, Santa Catalina Island. 200 Comment
  SBBG63652  Cryptantha clevelandii var. florosa R. Hoffmann 1931-5-3 528 Los Angeles Bouquet Cyn Comment
  RSA0113230  Cryptantha corollata R. G. Swinney 2011-3-29 14274 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  SEINET213153  Cryptantha dumetorum Larry C. Higgins 1974-4-11 8450 Los Angeles On Highway 18 at the Los Angeles-San Bernardino County Line. Comment
  LA94303  Cryptantha intermedia Carl Epling; 1927-5-14 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA578301  Cryptantha intermedia T. S. Ross, Steve Boyd 1994-5-10 7755 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 873 Comment
  UCR220186  Cryptantha intermedia R. G. Swinney 2009-4-7 10289 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  POM19108  Cryptantha intermedia P. A. Munz 1923-4-9 6678 Los Angeles San Clemente Island, halfway between Casablanca and Lemon Tank Comment
  SEINET12280824  Cryptantha intermedia Unknown 1936-1 12712 Los Angeles Santa Monica Mts Comment
  SD113110  Cryptantha intermedia var. johnstonii Darley F. Howe Apr 1912-1915 47 Los Angeles Claremont Comment
  CHSC98605  Cryptantha micromeres LeRoy Gross; Michael Honer, Leland Lubinsky 2000-4-27 195 Los Angeles San Rafael Hills: Ridge running due west of Lookout Tower, east of the (2) Glendale Freeway. On north slope; area burned in 1999. 487 Comment
  RSA0115989  Cryptantha microstachys R. G. Swinney 2010-8-11 13492 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  UCR276770  Cryptantha muricata R. G. Swinney 2011-5-16 14729 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA0079156  Cryptantha muricata var. denticulata Scott D. White, Dave Bramlet 1998-8-11 7056 Los Angeles San Gabriel Mts.: West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1700 Comment
  RSA0105048  Cryptantha muricata var. denticulata R. G. Swinney 2011-4-26 14472 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  UCR273293  Cryptantha muricata var. denticulata R. G. Swinney 2011-10-18 15842 Los Angeles San Gabriel Mountains, 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2 1021 Comment
  RSA0079597  Cryptantha muricata var. muricata Sarah G. Kemp s.n. Los Angeles Griffith Park. Comment
  UC1871243  Cryptantha nevadensis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5036 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  RSA0113374  Cryptantha nevadensis var. rigida LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7552 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR186944  Cryptantha nevadensis var. rigida A. C. Sanders 2006-4-10 31996 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA709951  Cryptantha oxygona LeRoy Gross 2005-4-28 2161 -d Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR259062  Cryptantha oxygona R. G. Swinney 2010-5-19 12813 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UC1168710  Cryptantha pterocarya Peter H. Raven 1958-3-23 11962 Los Angeles 4.3 mi s Pearblossom (along road, above Big Rock Creek) Comment
  RSA0079021  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-4-28 10537 Los Angeles summit of Mt. Emma 1585 Comment
  RSA0079116  Cryptantha pterocarya var. pterocarya Steve Boyd, Orlando Mistretta 1986-3-31 1520 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR190350  Cryptantha pterocarya var. pterocarya R. G. Swinney 2001-6-16 7979 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
  RSA0079335  Cryptantha pterocarya var. purpusii R. G. Swinney 1999-5-1 7091 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  POM368349  Cryptantha similis Frances Runyan 1973-4-14 41 Los Angeles About 10-15 miles southwest of Gorman along a mostly dirt road toward Piru Creek. 1067 Comment
Read comments
Jan 6 2015
  SBBG131887  Cryptantha traskiae S. A. Junak, D. Wilken 1996-3-27 SCI 259 Los Angeles just S of Eel Cove Cyn 24 Comment
  SEINET10625790  Cucumis sativus Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3764 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA655931  Cupressus arizonica James Henrickson 2000-4-21 20716 Los Angeles Ca. 17 mi W of State Hwy 14, along Hwy 138 near 14348 W. Avenue D. at a site for a Sprint monopole; about 1 mile S of Hwy 138. Comment
  LA51396  Cuscuta californica Peter H. Raven; 1960-5-21 15401 Los Angeles Santa Monica Mountains, Cornell Corners 243 Comment
  RSA593594  Cuscuta californica Steve Boyd, Orlando Mistretta 1996-5-23 8830 B Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  LA30261  Cuscuta californica Mary V. Hood; 1939-12-25 39- 155 k* Los Angeles Santa Monica Mountains, Griffith Park 335 Comment
  CDA28651  Cuscuta campestris Mark A. Elvin 2007-11-22 5857 Los Angeles Southern Coastal; Downey; near intersection of Rives Avenue and 6th Street. Elevation: 37 meters/120 feet. 0 Comment
  UCR206513  Cuscuta pentagona A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36955 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  LA210110  Cuscuta subinclusa Louis C. Wheeler; 1933-12-21 2333 Los Angeles San Gabriel Mountains, W side mouth Big Santa Anita Canyon 335 Comment
  OBI34046  Cuscuta subinclusa Mark Schneider 1973-11-18 s.n. Los Angeles Deliban Ranch, Tujunga 549 Comment
  SEINET10965985  Cycas revoluta David B. Dunn 1939-10-25 Dunn UMO 46546 Los Angeles Cultivated in a park area near Orange Dr. and Colorado Blvd. 274 Comment
  SBBG98041  Cyclospermum leptophyllum C. F. Smith 1958-7-25 5827 Los Angeles opposite 1584 West Vernon Ave, Los Angeles Comment
  RSA773529  Cylindropuntia californica var. parkeri R. G. Swinney 2009-7-1 11297 Los Angeles San Gabriel River Wash, Azusa/Duarte border, 300 m north of Puente Largo railway bridge, west side of channel 184 Comment
  SD252221  Cyperus Steven A. Junak 2000-6-29 Sca 1352 Los Angeles Santa Catalina Island. Just E of Middle Ranch Road, ca. 1.1 mile from intersection with Airport Road. 289 Comment
  OBI70750  Cyperus difformis Louis C. Wheeler 1946-9-8 6361 Los Angeles San Gabriel Mts: San Gabriel Cyn, 1/4 mi below forks along hwy on W side Comment
  CATA1519  Cyperus eragrostis Mark L. Hoefs, Steven A. Junak 1996-7-9 2737 Los Angeles Santa Catalina Island: By Lower Cape Canyon Reservoir, Cape Canyon 237 Comment
  RSA747068  Cyperus eragrostis R. G. Swinney 2008-5-30 8910 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UC1595245  Cyperus eragrostis Tim Ross and Peter Fritsch 1990-6-20 3585 Los Angeles mouth of Burro Canyon (near confluence of E. and W. Forks of San Gabriel R.); San Gabriel Mts. 445 Comment
  CAS-BOT-BC114633  Cyperus eragrostis A. Davidson 1921-8-1 3454 Los Angeles Roadside near Bandini. Comment
  UCR210023  Cyperus involucratus R. G. Swinney 2008-12-2 9904 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  CAS-BOT-BC113867  Cyperus niger var. capitatus H. E. Hasse 1907-7-15 s.n. Los Angeles Cienega. Comment
  RSA681150  Cytisus striatus LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1073 Los Angeles North side of mountains: North of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, freeway cut (210 Freeway) just east of La Tuna Canyon exit. 457 Comment
  UCR259056  Dactylis glomerata R. G. Swinney 2010-6-21 13301 Los Angeles San Gabriel Mountains, 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail 951 Comment
  HSC95418  Dactyloctenium aegyptium A. C. Sanders, Mark A. Elvin, Cathleen Wiegand 2002-8-6 25552 Los Angeles N of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  LA32279  Datisca glomerata Peter H. Raven; 25 1959 14697 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  RSA657297  Datura wrightii Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -8 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  RSA760605  Datura wrightii R. G. Swinney 2008-12-2 9926 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  LA211173  Daucus carota Arthur C. Gibson; 2008-8-13 5341 Los Angeles SIMI HILLS, next to parking lot, Chatsworth Park South, Chatsworth. Comment
  RSA600200  Daucus pusillus Steve Boyd, Lauren Raz 1997-5-29 9914 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  RSA661085  Daucus pusillus Orlando Mistretta 1992-4-5 195 Los Angeles Guds, San Clemente Island. Comment
  CAS-BOT-BC130910  Deinandra clementina Huron H. Smith 1912-5-31 5048 Los Angeles Pebble Beach Road, Santa Catalina Isl. 7 Comment
  HSC47200  Deinandra clementina M. B. Dunkle 1939-5-28 8113 Los Angeles E side, Santa Barbara Island Comment
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May 16 2012
  SBBG95892  Deinandra clementina M. B. Dunkle 1939-4-2 7214 Los Angeles San Clemente Island Comment
  SD249134  Deinandra clementina Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas, Mike Walgren. 2000-7-19 2189 Los Angeles San Clemente Island, ca. 0.2 mile south from the end of road that runs south from Eel Point. 68 Comment
  CAS-BOT-BC299281  Deinandra fasciculata H. M. Hall 1905-6-1 6256 Los Angeles San Francisquito Canyon Comment
  CAS-BOT-BC299316  Deinandra fasciculata Peter H. Raven 1962-7-11 17994 Los Angeles Canyon north of statoin Nanny, north of Lemon Tank, San Clemente Island Comment
  CAS-BOT-BC131007  Deinandra minthornii John Thomas Howell 1947-7-17 23375 Los Angeles East side of Santa Susana Pass Comment
  SBBG126972  Delphinium cardinale A. Parikh, N. Gale 2011-7-12 3554 Los Angeles West Fork San Gabriel River, 2.6 km W of St Hwy 39; San Gabriel Mtns 523 Comment
  UC854073  Delphinium cardinale Geo. L. Fisher 1920-7-12 120 Los Angeles Mt. Wilson Los Angeles 731 Comment
  RSA0029744  Delphinium glaucum Wayne E. Sawyer 1981-7-31 118 Los Angeles SAN GABRIEL MOUNTAINS, ANGELES NATIONAL FOREST: Lily Spring 2454 Comment
  UCR222746  Delphinium parishii R. G. Swinney 2009-4-29 10571 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA3517  Delphinium parryi Carl B. Wolf 1932-5-9 3460 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island. 30 Comment
  RSA612068  Delphinium parryi Valerie L. Soza 1998-4-26 79 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  RSA660794  Delphinium parryi LeRoy Gross, Valerie Soza 2001-6-6 437 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 488 Comment
  SD178256  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gariel Mountains: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Road. 395 Comment
  RSA650486  Delphinium parryi John Manning 1948-5-25 22 Los Angeles 4 miles S. SW. of Claremont. 244 Comment
  CAS-BOT-BC121378  Delphinium parryi subsp. maritimum John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Catalina Island Comment
  SBBG77827  Delphinium parryi subsp. maritimum F. R. Fosberg 1932-6-6 8130 Los Angeles Big Wash Cyn, Avalon 50 Comment
  CAS-BOT-BC116274  Delphinium parryi subsp. parryi C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  CATA229  Delphinium parryi subsp. parryi Mark L. Hoefs, A. Douglas Propst 1973-5-4 222 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  UC1293681  Delphinium parryi subsp. parryi P. C. Everett and E. K. Balls 1959-6-2 23833 Los Angeles steep rocky burned over slopes 1 mi ne entrance to Stokes Canyon; Santa Monica Mountains 228 Comment
  CAS-BOT-BC121543  Delphinium patens subsp. hepaticoideum LeRoy Abrams 1899-4-1 229 Los Angeles Elysian Park Comment
  RSA400036  Delphinium patens subsp. hepaticoideum Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  RSA68760  Delphinium patens subsp. hepaticoideum F. W. Peirson 632 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  RSA0030016  Delphinium patens subsp. montanum Steve Boyd, W. Appleby 1993-4-22 7984 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  RSA0073285  Delphinium patens subsp. montanum Bonnie C. Templeton 1932-5-31 4852 Los Angeles Vincent Gulch, below Big Pines Camp. Comment
  CAS-BOT-BC82821  Dendromecon harfordii Carl B. Wolf 1932-10-5 4227 Los Angeles Santa Catalina Island, 1/3 mile from Black Jack Mine on road to Middle Ranch. 457 Comment
  UC625039  Dendromecon harfordii F. R. Fosberg 1931-4-13 S 4580 Los Angeles Renton Mine Santa Catalina Island, Pebble Beach Canyon, lf. fk. 300 Comment
  LA82464  Dendromecon rigida O. H. Kappler; 1941-3-26 152 Los Angeles 609 Comment
  UCR143207  Dendromecon rigida subsp. harfordii F. R. Fosberg 1931-5-21 S- 4929 Los Angeles Channel Islands, between Howland Landing and Johnson's Landing, Santa Catalina Island 10 Comment
  SEINET3347420 Image available Deschampsia danthonioides David Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8027 Los Angeles Mojave Desert; Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, c. 150 m W of Hwy and just S of Ave E 701 Comment
  RSA758729  Descurainia pinnata Geo L. Moxley 1917-2-4 525 Los Angeles Van Nuys. Comment
  UCR183499  Descurainia pinnata A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33537 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  RSA599715  Descurainia pinnata subsp. glabra Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9464 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  SD231263  Descurainia pinnata subsp. glabra Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 28 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  POM8842  Descurainia pinnata subsp. glabra I. M. Johnston 1920-5-5 s.n . Los Angeles Near Mojave Comment
  IRVC26371  Descurainia pinnata subsp. halictorum Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, N of the Santa Clara River Santa Clarita Valley 305 Comment
  POM465  Descurainia pinnata subsp. menziesii M. Howland s.n. Los Angeles Claremont. 365 Comment
  UCSB46755  Descurainia sophia Roos, Alfred 1954-5-4 Los Angeles 5001 Gaviota, Encino Comment
  CATA1567  Dichelostemma capitatum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2835 Los Angeles Santa Catalina Island: Hillside above New York Harbor 79 Comment
  UCR197210  Dichelostemma capitatum Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 751 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  SDSU11628  Dichelostemma capitatum R. M. Beauchamp 1967-1-27 104 Los Angeles Common on grassy slope east of Wilson Cove area. Only old infls. present. San Clemente Island Comment
  RSA376839  Dichelostemma capitatum subsp. capitatum Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  RSA660833  Dichelostemma capitatum subsp. capitatum Gerald Braden, Lori Ackerman 1988-5-19 18 Los Angeles Strawberry Peak. Comment
  UCR150927  Dichelostemma capitatum subsp. capitatum Valerie Soza, LeRoy Gross 1999-5-10 462 Los Angeles San Gabriel Mountains, foothills above San Dimas, between Morgan and Wildwood Canyons 457 Comment
  SBBG105487  Dichondra occidentalis F. R. Fosberg 1931-5-19 4916 Los Angeles head of Swain's (Swain) Cyn, base of Black Jack Mtn 350 Comment
  CHSC20916  Dieteria canescens Robert A. Schlising 1971-10-19 3001 Los Angeles Lopez Canyon, north of Pacoima. Comment
  CAS-BOT-BC299815  Dieteria canescens var. canescens R. F. Thorne; C. W. Tilforth; J. Dourley; R. Scoggin 1972-8-11 42200 Los Angeles Along Angeles Crest Hwy. near Three Points, Angeles National Forest, San Gabriel Mountains 1828 Comment
  JEPS40715  Dieteria canescens var. canescens Frank W. Peirson 1923-8-30 4008 Los Angeles Mescal Creek San Gabriel Mountains (very head) Comment
  UCR145463  Digitaria sanguinalis L. C. Wheeler 1966-10-25 9061 Los Angeles San Gabriel Mtns, E[dwin]Waldo Ward's grove, 0.25 mi. north of El Encanto, San Gabriel Canyon 244 Comment
  RSA674881  Dimorphotheca sinuata LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie L. Soza 2003-2-10 727 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 307 Comment
  UCR182261  Dimorphotheca sinuata R. G. Swinney, Dave Larson 1998-4-26 6026 Los Angeles San Gabriel Mtns., LaVerne, north Marshall Canyon watershed, 2.1 miles NE of Wheeler Ave. and Golden Hills junction on Sunset Ridge Rd., along dirt motorway 549 Comment
  CAS-BOT-BC150867  Diplacus puniceus John I. Carlson 1914-5-2 s.n. Los Angeles Avalon, Catalina Isl. Comment
  SBBG113263  Diplacus puniceus S. A. Junak 1997-3-28 SCa 386 Los Angeles Avalon Cyn along lower end of Hermit Gulch Trail, just uphill from Crk crossing 137 Comment
  CAS-BOT-BC195607  Distichlis spicata W. A. Silveus 1938-6-19 3692 Los Angeles Long Beach Comment
  RSA733363  Distichlis spicata A. C. Sanders 2003-6-20 27001 Los Angeles Western Transverse Range/Santa Clara River Watershed: Off-haul Canyon between San Martinez Grande Canyon and Ventura Co. line, north of Hwy. 126 and ca. 1km NNW of Mayo Spur 305 Comment
  UCD64334  Distichlis spicata var. stolonifera Peter H. Raven; Henry J. Thompson 1959-9-6 14364 A Los Angeles At mouth of Malibu Creek. 1 Comment
  SBBG108984  Dodecatheon clevelandii subsp. insulare S. A. Junak 1997-2-25 SCl 730 Los Angeles central part of terrace, just E of San Clemente Island Ridge Rd, 0.2 mi S of intersection with Tombstone Rd 344 Comment
  POM175419  Dodecatheon redolens Joseph A. Ewan 1930-6-25 2705 Los Angeles At spring of north slope near Windy Camp, Mt. Islip. 2287 Comment
  CAS-BOT-BC41605  Draba corrugata var. corrugata Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38867 Los Angeles San Gabriel Mountains. Angeles National Forest. Dawson Saddle. 2423 Comment
  CAS-BOT-BC157700  Drymocallis glandulosa var. glandulosa Alice Eastwood 1919-5-29 8992 Los Angeles San Gabriel Canyon Comment
  RSA637483  Drymocallis glandulosa var. glandulosa Valerie L. Soza, LeRoy Gross 1999-7-15 623 Los Angeles San Gabriel Mountains: Mt. Wilson Trail, north of junction with Upper Winter Creek Trail, southeastern side of Mount Harvard. 1341 Comment
  PASA1864  Dryopteris arguta Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  SEINET3871644  Dryopteris arguta Scott D. White 2004-7-28 10652 Los Angeles San Gabriel Mountains: Clear Creek area. In and around 'the Pines' picnic area, immediately S of Angeles Forest Hwy, ca 0.5 mi W of jtn. with Angeles Crest Hwy. Condor Peak.; 0 976 Comment
  UC723805  Dryopteris arguta Joseph Andorfer Ewan 1933-6-17 10824 Los Angeles Temescal Canyon; Santa Monica Mts Comment
  RSA693692  Dryopteris arguta Donald R. Bissing 1973-2-26 8 Los Angeles Evey Canyon, 0.9 mile from canyon mouth 844 Comment
  SEINET9625426 Image available Dryopteris arguta L. Shields 1936-3-23 s.n. Los Angeles Puddinstone. Comment
  UCR205238  Dudleya cymosa R. G. Swinney 2005-8-17 8496 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 20 2018
  CAS-BOT-BC428050  Dudleya cymosa subsp. crebrifolia K. Nakai 1981-6-24 776 Los Angeles Fish Cyn., ca. 1.5 km from the mouth of cyn. 396 Comment
  UCR238632  Dudleya cymosa subsp. crebrifolia Anuja Parikh, Nathan Gale 2010-6-28 3368 Los Angeles Transverse Range; San Gabriel Mtns., upper Sawpit Canyon, 0.1 km SW of White Saddle, 1.4 km NW of Mount Bliss 975 Comment
  LA93289  Dudleya cymosa subsp. ovatifolia David S. Verity; 1975-6-1 sn Los Angeles Santa Monica Mountains, Malibu Creek State Park, rock cliff below dam Comment
  UCR104155  Dudleya lanceolata Scott D. White 1997-5-22 5216 Los Angeles San Gabriel Mtns., San Gabriel River Wash, Azusa, alluvial fan E and west of levee; between Foothill Blvd. crossing and San Gabriel Valley Gun Club. 213 Comment
  CAS-BOT-BC428410  Dudleya lanceolata Alice Eastwood 1919-7-4 9302 Los Angeles Elysian hills Comment
  SBBG98197  Dudleya virens F. R. Fosberg 1931-5-18 4890 Los Angeles Little Harbor 2 Comment
  UCSB8521  Dudleya virens McElwain, Isabelle 1953-5-2 Los Angeles White's Landing, Catalina Island Comment
  SBBG133582  Dudleya virens R. Moran 1972-5-27 19143 Los Angeles sea bluffs just E of Pt Vicente 5 Comment
  RSA656232  Dysphania botrys Joseph M. Keefe 1978-6-10 23370 Los Angeles Verdugo Mountains: south east corner of Physics-Biology Building, Glendale, 1500 North Verdugo Road. 183 Comment
  CAS-BOT-BC197141  Echinochloa crus-galli Louis C. Wheeler 1933-12-24 2341 Los Angeles San Dimas Canyon Dam, San Gabriel Mts Comment
  RSA0049477  Echinochloa crus-galli Richard G. Swinney 2010-8-16 13526 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCD95147  Ehrendorferia ochroleuca Henry J. Thompson 1960-5-14 3059 Los Angeles Santa Monica Mountains, along road to Saddle Peak, just west of La Tuna Canon summit. 609 Comment
  RSA0042315  Ehrharta calycina Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3197 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, below 2nd reservoir. 304 Comment
  SBBG131733  Ehrharta erecta S. A. Junak 1999-5-22 SCa 1015 Los Angeles Avalon Cyn, at entrance to Catalina Stables 48 Comment
  UCR141154  Ehrharta erecta June Latting 1959-9-18 s.n. Los Angeles South Coast, Agricultural Experiment Station, University of California, Los Angeles 137 Comment
  RSA365355  Eleocharis montevidensis George B. Grant 1901-04 3852 Los Angeles [Los Angeles?] Comment
  POM8742  Eleocharis palustris Phillip A. Munz, R. D. Harwood 1920-5-15 3957 Los Angeles Near Santa Monica. 152 Comment
  UC2030046  Eleocharis parishii Louis C. Wheeler 1966-10-1 8924 Los Angeles SAN GABRIEL MOUNTAINS: Big Tujunga Canyon at Colby RanchRoad. Comment
  UC69344  Eleocharis parishii H. M. Hall 1900-6-4 1517 Los Angeles San Antonio Mountains Comment
  UCR130504  Eleusine indica R. E. Riefner Jr. 2003-10-5 03- 453 Los Angeles San Gabriel Mtns./S.G.Valley, City of Pasadena, Rose Bowl, Rosemont St. and Seco St. 258 Comment
  UCR194183  Elymus R. G. Swinney 1998-7-29 6528 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  CAS-BOT-BC227119  Elymus A. D. E. Elmer 1902-6-1 4166 Los Angeles Acton, Mt. Gleason Comment
  IRVC28987  Elymus condensatus A. C. Sanders 2003-6-19 26978 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  LA14805  Elymus condensatus W. S. L.; 1907-4-23 528 Los Angeles Garvanza Comment
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Jan 11 2015
  UCR127406  Elymus condensatus A. C. Sanders, M. S. Enright 2002-8-8 25573 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 457 Comment
  RSA596421  Elymus elymoides subsp. californicus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3358 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  POM156301  Elymus elymoides subsp. elymoides Le Roy Abrams 1902-6-29 2597 Los Angeles Mt. Wilson [San Gabriel Mountains] Comment
  RSA585435  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1990-5-31 2729 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA0083012  Elymus glaucus R. G. Swinney 2010-9-7 13730 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  UCR125958  Elymus glaucus A. C. Sanders, Mark Elvin 2002-6-19 25151 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCR150553  Elymus glaucus R. G. Swinney 1999-6-21 7351 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  POM222455  Elymus glaucus subsp. glaucus L. C. Wheeler 1936-6-8 4143 Los Angeles Big Dalton Canyon, 1/4 mile above dam, San Gabriel Mountains. 549 Comment
  RSA330753  Elymus glaucus subsp. glaucus Wayne E. Sawyer 1981-6-29 67 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mile from Dawson Saddle. 2317 Comment
  RSA573744  Elymus glaucus subsp. jepsonii Timothy S. Ross 1992-7-17 6727 Los Angeles San Gabriel Mountains: W of the summit of Condor Peak. 1588 Comment
  SD252257  Elymus triticoides Steven A. Junak 2000-7-1 Sca 1373 Los Angeles Santa Catalina Island: Cape Canyon. 264 Comment
  UCR223134  Elymus triticoides R. G. Swinney 2009-7-22 11351 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA0084495  Emmenanthe penduliflora R. G. Swinney 2010-5-4 12537 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  UC880688  Emmenanthe penduliflora John I. Carlson 1915-6-13 Los Angeles Avalon; Santa Catalina Island Comment
  SBBG55750  Encelia actoni D. Keil 1976-12-12 11897 Los Angeles ca. 5 mi W of San Bernardino county line, along St Hwy 138 1127 Comment
  POM4937  Encelia californica C. L. Hitchcock 1918-7-3 5 Los Angeles San Fernando Side of Topango [Topanga] Canyon Road. Comment
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May 29 2014
  SD38370  Encelia californica Edith A. Purer 1932-3-15 Los Angeles El Segundo Comment
  CHSC62034  Encelia farinosa L. P. Janeway 1993-10-5 4614 Los Angeles Puente Hills; at the head of Arroyo San Miguel. Dirt road and drilling pad. 228 Comment
  UCR161206  Endolepis covillei T. B. Salvato, Melissa Clemons 2005-9-27 1233 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  LA6780  Ephedra nevadensis Louis Wheeler; 1932-4-10 602 Los Angeles 2 mi. W Palmdale 761 Comment
  LA6829  Ephedra nevadensis Carl Epling; May 1925 sn Los Angeles Mint Canyon 1523 Comment
  RSA578231  Epilobium brachycarpum Tim S. Ross, Steve D. Boyd 1994-9-21 8294 Los Angeles Liebre Mountain: vicinity of West Summit 1683 Comment
  UCR129430  Epilobium canum A. C. Sanders, Mark Elvin 2002-6-20 25207 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  CAS-BOT-BC166203  Epilobium canum subsp. canum John Thomas Howell 1927-10-16 3148 Los Angeles Santa Anita [Canon] Canyon, San Gabriel Mts. Comment
  POM13555  Epilobium canum subsp. canum P. A. Munz 1922-11-20 6568 Los Angeles Hills south of San Dimas. Comment
  RSA588449  Epilobium canum subsp. canum M. B. Dunkle 1939-4-4 7241 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  CAS-BOT-BC171915  Epilobium canum subsp. latifolium Raymond J. Dobbs 1924-7-16 s.n. Los Angeles Near top of Waterman, San Gabriel Mts. 2133 Comment
  RSA293437  Epilobium canum subsp. latifolium Reino Alava, R. C. Bacigalupi 1958-7-20 2208 Los Angeles San Gabriel Mountains, Angeles National Forest, Angeles Crest Highway (California Highway N 2), Kratka Ridge (upper slopes of Little Rock Creek Canyon) about 1 mile west of Cedar Springs. 2073 Comment
  JEPS39297  Epilobium ciliatum subsp. ciliatum Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  RSA229007  Epilobium densiflorum Robert F. Thorne, C. W. Tilforth 1971-6-30 40821 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  UCR103766  Epilobium densiflorum David Charlton 1989-6-10 3214 Los Angeles Tehachapi Mtns., Tejon Pass, [Tejon Post Rd] Gorman Post Rd., 1 mile [S]SE of Gorman, alkali spring at the electric substation. 1098 Comment
  SEINET3131968  Epipactis gigantea G. B. Grant 404 Los Angeles Eagle Rock Canyon, Pasadena Comment
  UCR131010  Epipactis gigantea George H. Grinnell 1923-5-30 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  POM18114  Equisetum arvense P. A. Munz 1923-5-26 6839 Los Angeles Head of Vincent Gulch, San Gabriel Mts. springy places 1982 Comment
  SBBG27189  Equisetum hyemale L. C. Wheeler 1931-9-27 161 Los Angeles San Dimas Cyn 685 Comment
  SEINET3865658 Image available Equisetum hyemale subsp. affine Timothy S. Ross, Steve Boyd 1994-5-24 7841 Los Angeles Flora of the Liebre Mountains. 'Cottonwood Swamp': Confluence of San Francisquito Canyon stream and two tributaries drainging off the southeast slops of Red Mountain. Warm Springs Mountain. 7.5' USGS Quadrangle.; 0 512 Comment
  CATA3528  Equisetum laevigatum Peter J. Dixon 2017-7-13 095 Los Angeles Santa Catalina Island: Channel side; Whites Landing Canyon, lower canyon withing floodplain, se fork, in drainage, growing in shade of willow, riparian 0 Comment
  POM9733  Equisetum laevigatum F. W. Peirson 1920-4-25 s.n. Los Angeles Arroyo Seco, Pasadena 411 Comment
  CAS-BOT-BC57312  Equisetum laevigatum P. A. Munz; I. M. Johnston 1918-5-19 2259 Los Angeles Claremont, on Harrison Ave Comment
  RSA684701  Equisetum laevigatum Anonymous 9244 Los Angeles [no locality information provided] Comment
  POM6320  Equisetum telmateia var. braunii L. S, G. W 1919-5-10 2756 Los Angeles Near Bessett 89 Comment
  RSA609109  Eragrostis cilianensis L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Canyon Spring. 854 Comment
  UCD63927  Eragrostis mexicana subsp. virescens E. M. Johnston 1915-1 Los Angeles Monrovia. Comment
  RSA585073  Eragrostis pectinacea var. pectinacea L. C. Wheeler 1931-9-11 131 Los Angeles 2 mi. NE La Verne 373 Comment
  SEINET13387120 Image available Eriastrum densifolium R. G. Swinney 2011-1 15416 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  RSA0107967  Eriastrum densifolium subsp. austromontanum P. A. Munz, I. M. Johnston 1928-9-4 11132 Los Angeles Saugus. Comment
  RSA0107973  Eriastrum densifolium subsp. austromontanum Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10021 A Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  RSA0104346  Eriastrum densifolium subsp. austromontanum R. F. Thorne 1965-8-26 35403 Los Angeles San Gabriel Mtns, Angeles National Forest: Cabin Flat along Prairie Fork, 1585 Comment
  RSA0104852  Eriastrum densifolium subsp. austromontanum Thekla Mohr 1915-1 s.n. Los Angeles North Fork, San Gabriel River. Comment
  SBBG5829  Eriastrum pluriflorum H. and M. Dearing 1940-4-29 4251 Los Angeles Mint Cyn near Palmdale Comment
  UC130860  Eriastrum pluriflorum Katharine Brandegee May 1909 Los Angeles Lancaster Comment
  RSA0043242  Eriastrum rosamondense LeRoy Gross 2005-5-19 2295 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A., Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  SEINET3245937  Eriastrum sapphirinum R. G. Swinney 2009-1 10704 Los Angeles Transverse Range; San Gabriel Mtns.: Azusa, San Gabriel River 0.1 mi. north of San Gabriel River Bike Path parking lot at Hwy 39 junction (Azusa 7.5') 226 Comment
  RSA0121278  Eriastrum sapphirinum Anstruther Davidson 1891-06 s.n. Los Angeles Glendale. Comment
  SD237547  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2009-5-13 10771 Los Angeles Transverse Range: San Gabriel Mountains: upper Brainard Canyon, c. 2 miles south of Ft. Tejon Road, immediately NW of Cima Mesa, Juniper Hills (Juniper Hills 7.5'Q) 1121 Comment
  RSA670684  Ericameria cooperi B. C. Templeton 1947-5-21 6279 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UC129109  Ericameria cooperi var. cooperi H. M. Hall and H. P. Chandler 1906-6-11 7389 Los Angeles near Lancaster Comment
  LA32046  Ericameria ericoides Henry J. Thompson; 1958-10-23 1819 Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  POM184702  Ericameria linearifolia Joseph A. Ewan 1932-5-29 7233 Los Angeles Lower Arrastre Canyon 854 Comment
  UCD131414  Ericameria linearifolia A. C. Sanders; E. J. Lawlor 1988-4-3 7740 Los Angeles Southwestern end of the Tehachapi Mountains, 1 mi. NW of Gorman on a gasline rd, 0.4 mi. above old highway. 391 Comment
  UCR223259  Ericameria nauseosa R. G. Swinney 2009-8-25 11467 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  UC303533  Ericameria nauseosa var. bernardina I. M. Johnston 1917-8-22 1652 Los Angeles San Antonio Mountains, Pine Mt. Ridge 2438 Comment
  RSA773858  Ericameria nauseosa var. mohavensis R. G. Swinney 2009-8-25 11467 Los Angeles west summit of Table Mountain, NE of Big Pines. 2284 Comment
  CAS-BOT-BC131648  Ericameria parishii var. parishii Geo. B. Grant 1897-12-29 s.n. Los Angeles Summit of Mt. Wilson Comment
  SD68970  Ericameria parishii var. parishii Robert F. Thorne, M. Z. Thorne 1966-8-29 36596 Los Angeles San Gabriel Mountains, Angeles National Forest. along highway from Crystal Lake to Islip Saddle 1615 Comment
  UC75934  Ericameria parishii var. parishii Geo. B. Grant 1901-7-1 177 Los Angeles Sturtevant Camp trail Sturtevant Camp 1219 Comment
  UCR223299  Ericameria parryi R. G. Swinney 2009-7-29 11423 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  CAS-BOT-BC293141  Ericameria pinifolia Alice Eastwood 1906-5-27 226 Los Angeles Roscoe Comment
  LA103568  Ericameria pinifolia Barry A. Prigge; 1986-3-29 7161 Los Angeles San Gabriel Mountains, E of Red Rover Mine Road X Antelope Valley Freeway on Escondito Canyon Road 914 Comment
  RSA653524  Ericameria pinifolia LeRoy Gross, Valerie L. Soza, Neil Gilbert 2000-10-18 285 Los Angeles Verdugo Mountains: Verdugo Mountainway west of Hostetter Mountainway. 914 Comment
  SBBG112920  Erigeron bonariensis S. A. Junak 1998-10-21 SCa 816 Los Angeles White's Landing, just inland from buildings 6 Comment
  CAS-BOT-BC294821  Erigeron breweri var. covillei Clare B. Hardham 1959-6-16 4870 Los Angeles Between Pear Blossom and Llano Comment
  RSA330816  Erigeron breweri var. jacinteus Wayne E. Sawyer 1981-7-31 119 Los Angeles Angeles Nat'l Forest: 05. mi. SE of Little Jimmy Spring and 1.1 mi. W of Mt. Hawkins 2453 Comment
  CATA1394  Erigeron canadensis Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2532 Los Angeles Santa Catalina Island: Reservoir above Cottonwood Canyon 182 Comment
  SEINET4044451 Image available Erigeron foliosus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  POM357559  Erigeron philadelphicus Anstruther Davidson 1890-05 2017 Los Angeles San Gabriel [River] near El Monte Comment
  RSA638927  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1946-8-27 6247 Los Angeles intersection of Angeles Crest Highway & Angeles Forest Highway on ridge between Arroyo Seco and Tujunga Canyon. 1113 Comment
  SBBG65149  Eriodictyon crassifolium var. nigrescens R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  UCR277139  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-29 13246 Los Angeles San Gabriel Mountains, May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54 854 Comment
  SD253467  Eriodictyon parryi R. G. Swinney 2011-6-14 15153 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road (Chilao Flat 7.5'Q) 1646 Comment
  RSA183000  Eriodictyon traskiae S. Carlquist, Robert F. Thorne 1966-4-29 1827 Los Angeles Santa Catalina Island. Upper slopes of Blackjack Mt., at beginning of road down to White s Landing. Comment
  SD112014  Eriodictyon traskiae Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; on the east side of Black Jack Mountain. Comment
  SD85035  Eriodictyon traskiae E. R. Blakley 1962-10-3 5390 Los Angeles Santa Catalina Island; east side of Black Jack Mountain at start of road to White's Landing. 410 Comment
  RSA779992  Eriodictyon trichocalyx R. G. Swinney 2009-6-24 11229 Los Angeles summit of Granite Mountain 1988 Comment
  RSA628710  Eriodictyon trichocalyx var. trichocalyx R. S. Woglum 1942-5-20 3326 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. Comment
  UCR223242  Eriogonum R. G. Swinney 2009-7-23 11373 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC248478  Eriogonum angulosum John Thomas Howell 1930-5-12 4883 Los Angeles 3 miles south of Palmdale, Mojave Desert Comment
  PASA1464  Eriogonum baileyi Margaret Stason 1926-5-30 Los Angeles Mohave Desert Comment
  JEPS56688  Eriogonum baileyi var. baileyi Joseph Andorfer Ewan 1934-8-3 8397 Los Angeles near county line (Swartout Valley); Swartout Valley 1981 Comment
  IRVC28800  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2003-8-7 27171 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  CAS-BOT-BC244057  Eriogonum brachyanthum Dr. Davidson 1897-1-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  LA52301  Eriogonum cinereum Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG61917  Eriogonum cinereum R. Hoffmann 1931-8-23 Los Angeles Santa Monica Comment
  UC1032015  Eriogonum cinereum R. St. John 1933-2-15 338 Los Angeles Santa Ynez Canyon Calabasas Quad., Santa Ynez Canyon 91 Comment
  UC77607  Eriogonum cinereum S. B. and W. F. Parish October, 1882 1604 Los Angeles bluffs along seacoast; Santa Monica Comment
  RSA725095  Eriogonum cithariforme var. agninum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -87 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  SD178264  Eriogonum cithariforme var. agninum Mark A. Elvin 2003-5-25 2927 A Los Angeles Northeast end of Santa Susana Mountains: Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage. 594 Comment
  POM50045  Eriogonum davidsonii L. R. Abrams 1901-7-10 1889 -B Los Angeles San Gabriel Mountains: Wilson's Peak Comment
  SEINET13382508 Image available Eriogonum davidsonii R. G. Swinney 2011-1 14885 Los Angeles Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  CAS-BOT-BC256225  Eriogonum deflexum var. baratum Gordon H. True 1935-5-17 310 Los Angeles Hills south of Littlerock Comment
  RSA0035125  Eriogonum elongatum A. Lee Haines 1972-10-3 s.n. Los Angeles Along State Highway #27, north side of Santa Monica Mountains. 304 Comment
  CAS-BOT-BC249780  Eriogonum elongatum var. elongatum Carl B. Wolf 1932-10-19 4352 Los Angeles South base of Ridge Route, 1.5 miles North of Castaic 548 Comment
  UCR190118  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 1998-8-27 6800 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  UC1870285  Eriogonum fasciculatum var. fasciculatum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1076 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  CAS-BOT-BC253270  Eriogonum fasciculatum var. foliolosum Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3401 Los Angeles Joshua Tree Campground on the SW side of Little Rock Reservoir, Little Rock Creek, San Gabriel Mountains 1002 Comment
  IRVC26965  Eriogonum fasciculatum var. foliolosum A. C. Sanders 2003-4-28 26088 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  RSA713813  Eriogonum fasciculatum var. foliolosum Valerie L. Soza, Miriam Sidibeh 2003-3-26 1619 -b Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCSB1414  Eriogonum fasciculatum var. foliolosum Ellis, Richard 1960-4-11 Los Angeles Malibu Canyon road, 1.7 miles North of Hwy. 101 Comment
  JEPS86562  Eriogonum fasciculatum var. polifolium Roy E. Buck 1988-5-25 904 Los Angeles 0.3 rd. mi n, on e side of road Three Point (ca. 0.6 air km ne of confluence of Oakdale Canyon and Pratt Canyon; 26 air kmk n of Castaic) 1036 Comment
  RSA393463  Eriogonum fasciculatum var. polifolium N. C. Cooper 1949-6-18 4209 Los Angeles Angeles Crest Highway, San Gabriel Mountains 1220 Comment
  SD262355  Eriogonum giganteum var. giganteum Mitch Provance 2017-6-30 617 40 Los Angeles Catalina Island: Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd (Santa Catalina East 7.5'Q) 145 Comment
  UC472153  Eriogonum gracile J. Ewan 1931-10-11 5247 Los Angeles Sepulveda Canyon Rd. n Mulholland; Santa Monica Mts. Comment
  RSA779252  Eriogonum gracile var. gracile Pam De Vries 2011-6-16 7770 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 0.33 air mile WNW of the intersection of San Francisquito Canyon Road and Riverview Road, north of the city of Santa Clarita, just west of San Francisquito Creek. 427 Comment
  SBBG121836  Eriogonum gracile var. gracile A. Parikh, N. Gale 2005-6-18 788 Los Angeles Portal Ridge, 0.9 km NW of intersection of N2/Johnson Rd, 1.1 km SE of intersection of N2/Munz Ranch Rd 1015 Comment
  SEINET10479501  Eriogonum grande Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4810 Los Angeles Santa Catalina Island; At the Airport In The Sky (Catalina Airfield). Planted native garden at the airport terminal. Airport 10.2 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 488 Comment
  RSA393218  Eriogonum grande var. grande House 1930-8-2 15160 Los Angeles San Clemente Island Comment
  RSA5993  Eriogonum grande var. grande Carl B. Wolf 1932-10-6 4248 Los Angeles West side of Avalon, Santa Catalina Island. 61 Comment
  SBBG28224  Eriogonum heermannii C. B. Wolf 1931-11-8 2629 Los Angeles Big Rock Crk, 0.125 mi below Big Rock Ranger Stn 1066 Comment
  UCR204842  Eriogonum heermannii R. G. Swinney 2005-8-11 8449 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  JEPS56881  Eriogonum heermannii var. heermannii Frank W. Peirson 1918-6-18 23 Los Angeles Lower Rock Creek Canyon San Gabriel Mts., Lower Rock Creek Canyon 1219 Comment
  RSA393660  Eriogonum maculatum Anstruther Davidson 1901-08 s.n. Los Angeles Rock Creek. Comment
  RSA589191  Eriogonum maculatum Tim S. Ross 1991-4-27 4684 Los Angeles Mojave Desert: Black Butte Basin Road at intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters (buttes). 959 Comment
  RSA755592  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-7-15 9231 Los Angeles Cloutburst Summit, north of Hwy 2 and west of Winston Peak trail 2140 Comment
  RSA0105968  Eriogonum nudum var. pauciflorum R. G. Swinney 2011-7-8 15498 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  SBBG65166  Eriogonum ordii R. Hoffmann 1930-6-7 Los Angeles Piru Crk, Liebre Stn Comment
  RSA594680  Eriogonum parishii Louis C. Wheeler 1946-8-28 6275 Los Angeles Mescal Creek, just about (south of) Appletree Flat. 1884 Comment
  LA201978  Eriogonum parvifolium M. McGraw; 2003-1-14 14 Los Angeles Santa Monica Mountains, Point Dume 15.0 Comment
  RSA249472  Eriogonum parvifolium var. parvifolium John F. Emmel 1972-9-4 410 Los Angeles At intersection of Whiting St. and Binder Place, Ele Segundo. 30 Comment
  CAS-BOT-BC267620  Eriogonum saxatile Victor Duran 1933-7-27 3538 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA783171  Eriogonum thurberi Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 396 Los Angeles Along 7N22 Knapp Ranch Road, head of Salt Creek upper watershed 1125 Comment
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Jul 28 2014
  PASA1495  Eriogonum thurberi Frank W. Peirson 1930-5-30 Los Angeles Mint Canyon 609 Comment
  UCD101347  Eriogonum umbellatum June Latting 1978-9-17 s.n. Los Angeles San Gabriel Mountains, roadside between Grassy Hollow Campground and Vincent Gap on the Angeles Crest Hwy, Angeles National Forest. 2317 Comment
  RSA601842  Eriogonum umbellatum var. munzii Steve Boyd, Tim S. Ross, Laura Moore, Valerie Soza 1997-7-8 10014 Los Angeles Liebre Mountains region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. 1585 Comment
  RSA760601  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-8-13 9401 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  UC1348955  Eriogonum wrightii var. subscaposum Robert F. Thorne, M. Z. Thorne 1966-8-29 36589 Los Angeles slope on ridge at s end of Crystal Lake at upper end of canyon on N Fork of San Gabriel River San Gabriel Mts., Angeles National Forest, Crystal Lake 1706 Comment
  UCR146533  Eriogonum wrightii var. subscaposum Scott D. White 2004-8-11 10699 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  POM357946  Eriophyllum confertiflorum M. B. Dunkle 1939-11-24 7345 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  SFV9417  Eriophyllum confertiflorum L. Swade 1964-4-2 483 Los Angeles San Gabriel Mountains Mint Canyon. Solemint Canyon Road, 1 mile north of Solemint Store Junction. 470 Comment
  UCD132120  Eriophyllum confertiflorum T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  POM210097  Eriophyllum confertiflorum var. confertiflorum Victor Duran 1933-7-8 3502 Los Angeles Horse Flats, San Gabriel Mountains. 1676 Comment
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Aug 25 2014
  SBBG61061  Eriophyllum confertiflorum var. confertiflorum West, Sweet, Crow 1930-7-12 Los Angeles near Pine Flats, N Fk San Gabriel River Comment
  POM13357  Eriophyllum confertiflorum var. confertiflorum P. A. Munz 1922-7-18 6093 Los Angeles San Gabriel Mountains. 1981 Comment
  CAS-BOT-BC308369  Eriophyllum nevinii Alice Eastwood 1917-7-25 6448 Los Angeles Santa Catalina Island Comment
  RSA141604  Eriophyllum nevinii Percy C. Everett 1960-9-28 24298 Los Angeles Avalon, Santa Catalina [Island], along road to St. Catharine's Hotel. 8 Comment
  RSA772425  Eriophyllum pringlei R. G. Swinney 2009-4-29 10617 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SFV7500  Eriophyllum pringlei M. H. Grayum, D. R. Perry, S. Merschel 1975-5-4 s. n. Los Angeles Mojave Desert Antelope Valley. Along Pearblossom Highway, west of Littlerock. 854 Comment
  RSA717343  Erodium botrys Scott D. White, Pam DeVries 2006-5-9 11413 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA717410  Erodium botrys Gary Kovnat, LeRoy Gross 2003-2-16 17 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  SFV6230  Erodium cicutarium R. M. Muran 1974-3-26 53 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  RSA650523  Erodium cicutarium Richard A. Goodfellow 1948-3-29 s.n. Los Angeles In the parkway at the conter of California Ave. and Glendale Ave. Glendale. Comment
  SD251746  Erodium cicutarium M. B. Dunkle 1940-3-21 7462 Los Angeles Santa Barbara Island. Near Landing Cove. Comment
  RSA658596  Erodium macrophyllum D. E. Bramlet 2001-4-25 3116 Los Angeles Slopes above (east) of Grasshopper Canyon. The site is located 945m east of the old ridge route and 244m west of the existing Arco pipeline. 526 Comment
  UCR126899  Erodium macrophyllum A. C. Sanders, Tricia Wotipka, Mark A. Elvin, and others 2003-4-29 26152 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Road 488 Comment
  LA82188  Erodium moschatum O. H. Kappler; 1941-2-25 91 Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  RSA250651  Erodium moschatum Robert F. Thorne 1971-3-31 41450 Los Angeles Johnson s Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA647952  Erodium moschatum Diane Elliott 1985-4-19 9 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  CAS-BOT-BC40708  Erysimum capitatum I. M. Johnston 1917-6-20 1357 Los Angeles San Antonio Mountains. Baldy Lookout of USFS. 1828 Comment
  SFV9379  Erysimum capitatum M. L. Vincent, L. Swade 1964-4-2 477 Los Angeles San Gabriel Mountains Mint Canyon. Solemint Canyon Road, 2 miles north of Solemint Store. 500 Comment
  UCR205095  Erysimum capitatum R. G. Swinney 2008-4-11 8657 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  CAS-BOT-BC55208  Erysimum suffrutescens Le Roy Abrams 1901-4-1 1200 Los Angeles Ballona Harbor. Comment
  SEINET8257602  Erythranthe floribunda LeRoy Abrams 1902-7-1 2611 Los Angeles Little Santa Anita canyon. Comment
  UC457259  Eschscholzia caespitosa Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR178616  Eschscholzia caespitosa R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 396 Comment
  CAS-BOT-BC402613  Eschscholzia caespitosa Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA0094364  Eschscholzia californica R. G. Swinney 2011-5-31 14923 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  CAS-BOT-BC403176  Eschscholzia californica Geo. B. Grant No date on label 6891 Los Angeles Alpine Comment
  CAS-BOT-BC403182  Eschscholzia californica Le Roy Abrams No date on label 1357 Los Angeles San Fernando Mts. near Chatsworth Park 548 Comment
  LA200732  Eschscholzia californica A. H. Lange; 1951-4-27 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  POM385  Eschscholzia californica var. peninsularis Dian Haynes 1893-05 s.n. Los Angeles Collected near Pasadena Comment
  RSA570054  Eschscholzia californica var. peninsularis Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4911 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  CAS-BOT-BC92215  Eschscholzia ramosa Peter H. Raven 1962-4-9 17165 Los Angeles San Clemente Island. Sides of small arroyo above Wilson Cove. 60 Comment
  OBI81428  Eucalyptus cornuta Unknown 2007-3-10 122 Los Angeles Open woodlands on slope with Heteromeles. Palos Verdes Peninsula, Palos Verdes Estates, N of Palos VErdes Dr, West, Malaga Creek, Via Alar at Via Corta. 41 Comment
  CATA2968  Eucalyptus globulus subsp. globulus Amy Catalano 2016-1-27 005 Los Angeles Santa Catalina Island: Drainage bank behind Mushroom Flats, about 1/8 mile down canyon from Quail Valley 87 Comment
  RSA674885  Eucalyptus robusta LeRoy Gross 2003-2-22 740 Los Angeles South side; A short distance up mouth of Brand Canyon, north of Brand Canyon Cemetery. North of the Debris Basin. At end of road. 287 Comment
  RSA673614  Eucalyptus sideroxylon LeRoy Gross 2003-1-25 688 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest. 610 Comment
  RSA420823  Eucrypta chrysanthemifolia Ora M. Clark 1929-3-24 1796 Los Angeles Santa Susana Mountains. Comment
  POM73397  Eucrypta chrysanthemifolia Marcus E. Jones 1903-5-15 15 Los Angeles Catalina Island. 30 Comment
  RSA75982  Eucrypta chrysanthemifolia F. W. Peirson 1921-02 167 Los Angeles Coldwater Canyon, Santa Monica Mts. Comment
  RSA653847  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 762 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 488 Comment
  RSA669148  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross, Naomi S. Fraga 2002-4-4 511 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road., (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  UC1211040  Eucrypta chrysanthemifolia var. chrysanthemifolia Huron H. Smith 1912-5-29 5025 Los Angeles Santa Catalina Island; Summit Road 396 Comment
  UC450819  Eucrypta chrysanthemifolia var. chrysanthemifolia Fay A. MacFadden 1931-3-17 62 E Los Angeles Verdugo Hills; Tuna Canyon Comment
  LA200684  Eulobus californicus D. S. Verity; August 1981 sn Los Angeles Santa Monica Mountains, Sepulvada Can Comment
  UCD142568  Euphorbia melanadenia Fay A. MacFadden 1931-3-4 s.n. Los Angeles Tuna Canyon. Comment
  SD90620  Euphorbia misera Robert F. Thorne 1966-4-15 Los Angeles San Clemente Island, on sloping sea bluff, ca. 0.5 miles SSE of Eel Point on SW side of the island Comment
  RSA716808  Euphorbia peplus A. C. Sanders 2003-3-14 25765 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  UCR197181  Euphorbia peplus Valerie Soza, LeRoy Gross 2001-5-9 1195 A Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  UCR141749  Euphorbia terracina J. M. DiTomaso 2001-4-7 s.n. Los Angeles Malibu Canyon Road, entrance to Pepperdine University 64 Comment
  SD112036  Extriplex californica Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  UCR271165  Festuca microstachys R. G. Swinney 2011-4-20 14461 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  CATA670  Festuca myuros Mark L. Hoefs 1991-4-23 1159 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UCR155914  Festuca myuros A. C. Sanders 2005-5-5 29879 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  RSA0014967  Ficus carica Steve Boyd, R. E. Riefner 2007-4-27 11746 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  UCR126842  Ficus carica A. C. Sanders, Mark A. Elvin 2002-8-26 25584 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  UCR276748  Ficus carica R. G. Swinney 2010-8-11 13494 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA0091171  Ficus lyrata Bonnie C. Templeton 1934-2-19 280 Los Angeles Lincoln Park Conservatory. Comment
  RSA533947  Filago arizonica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5193 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  RSA583053  Filago californica Timothy S. Ross, Janet Takara, S. Otte 1993-4-25 6968 Los Angeles Santa Catalina Island: head of S fork Descanso canyon. 177 Comment
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Jun 4 2009
  RSA592886  Filago californica L. C. Wheeler 1967-4-30 9246 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA653472  Filago gallica Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 788 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  RSA574301  Filago gallica R. G. Swinney 1994-5-7 2834 Los Angeles Glendora Wilderness Park, jct of Lower Monroe Mtwy & Mystic Canyon Trail. 609 Comment
  RSA453794  Foeniculum vulgare Robert L. Dressler 1948-7-28 63 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  RSA0040256  Forestiera pubescens Ora M. Clark 1929-4-30 1892 Los Angeles W. Lancaster Comment
  LA207727  Frangula californica subsp. californica Louis C. Wheeler; 1931-11-6 334 Los Angeles San Dimas Wash 335 Comment
  CATA1365  Frankenia salina Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2484 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  RSA392138  Frasera neglecta Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  CAS-BOT-BC223413  Fraxinus dipetala Timothy S. Ross; Darin Banks 1994-4-13 7526 Los Angeles Liebre Mountains. Lower Clearwater Canyon: ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Powerhouse No. 1 707 Comment
  POM50749  Fremontodendron californicum A. D. E. Elmer 1902-06 3686 Los Angeles Acton, Mt. Gleason. Comment
  POM1727  Fritillaria biflora Philip A. Munz 1918-4-11 2054 Los Angeles Lone Hill near Glendora. Comment
  SBBG17155  Fritillaria pinetorum M. Vincent 1962-5-7 238 Los Angeles Big Pine Camp area, on Santa Monica Girl Scout Camp Comment
  SEINET8044064 Image available Galium angustifolium R. G. Swinney 2010-1 13456 Los Angeles San Gabriel Mountains: Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the campe and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 Comment
  POM4430  Galium angustifolium subsp. angustifolium I. M. Johnston 1928-5-20 s.n. Los Angeles Claremont. 366 Comment
  RSA507978  Galium angustifolium subsp. angustifolium Steve D. Boyd, Tim S. Ross 1988-4-28 2232 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  UC1584246  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-6-6 2821 B Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quadrangle, San Francisquito Canyon 926 Comment
  POM183469  Galium angustifolium subsp. angustifolium Joseph A. Ewan 1929-5-25 3479 Los Angeles Above Providencio Rancho, Santa Monica Mountains. Comment
  RSA26281  Galium angustifolium subsp. angustifolium Reid V. Moran 1941-5-17 861 Los Angeles Pico Canyon, north of San Fernando. 600 Comment
  CHSC83632  Galium angustifolium subsp. nudicaule John Dittes; Gina Hall 1990-7-19 260 Los Angeles Transverse Range; San Gabriel Mts., north of Kratka Ridge, ca. 1.7 air miles east of Cloudburst Summit, North of Angeles Crest Highway. Upslope of Burkhart Trail between Buckhorn Flat Campground and Cooper Canyon. 1889 Comment
  CHSC110695  Galium angustifolium var. angustifolium Dean Wm. Taylor 2003-5-29 18605 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction with Road 1N36. 868 Comment
  RSA0098766  Galium aparine R. G. Swinney 2011-5-6 14597 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  RSA191014  Galium aparine James Henrickson 1963-5-5 32317 Los Angeles About 4 miles N of Claremont. Burned-over, rocky, open slopes of Cobal Canyon, Foothills of San Gabriel Mts., 518 Comment
  UC1587718  Galium aparine Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-19 5261 Los Angeles westerly fork of canyon draining to Mosquito Cove ([drainage beginning 800 ft n of Rest [1336'] marker, 1800 ft se of Malo Knoll [1396'], beginning of drainage); San Clemente Island, Near-Death Canyon 384 Comment
  UCR175050  Galium aparine Vanessa Lee 2005-4-10 s.n. Los Angeles San Gabriel Mtns. Foothills, Lower Arroyo Nature Park, Arroyo Seco, Pasadena 229 Comment
  SD28059  Galium catalinense Carl B. Wolf 1932-5-11 3552 Los Angeles Santa Catalina Island; W. side of Isthmus Harbor 14 Comment
  UCD65156  Galium catalinense G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7760 Los Angeles CATALINA ISLAND: seep slopes halfway from Little Harbor to Middle Ranch; flowers greenish-yellow. 200 Comment
  SD69734  Galium catalinense subsp. catalinense Robert F. Thorne 1966-4-30 36349 Los Angeles Santa Catalina Island: on sea bluff above beach at mouth of Gallagher's Canyon 7 Comment
  RSA656932  Galium grande Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1054 Los Angeles San Gabriel Mountains: East of White Saddle, above Cold Springs Canyon. 1.54 miles east of junction of Van Tassel Truck Trail (FS Road 1N36) and Silver Fish Road (FS Road 1N29), along Silver Fish Road (FS Road 1N29). 854 Comment
  RSA678818  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1294 Los Angeles Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 823 Comment
  UC102569  Galium grande A. J. McClatchie 1893-1 Los Angeles San Gabriel Mts. Comment
  UC2029964  Galium grande V. Soza, Samantha Tessel 2001-6-18 1290 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. Comment
  RSA640504  Galium jepsonii Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  RSA530050  Galium johnstonii Tim S. Ross 1991-8-16 5839 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  UCR223652  Galium johnstonii R. G. Swinney 2009-6-24 11268 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  SEINET3100959 Image available Galium porrigens G. Rink 2011-6-1 10580 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 Comment
  UC1929998  Gambelia speciosa Mark Elvin, Orlando Mistretta 1996-3-24 130 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  SBBG132297  Gambelia speciosa S. A. Junak, B. Collins 1991-4-25 SCI- 231 Los Angeles overlooking E side of island, Triangulation Point "Jack" 259 Comment
  UCR265534  Gamochaeta pensylvanica Dan S. Cooper 2015-3-28 315- 30 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, just north of observatory 335 Comment
  CAS-BOT-BC186350  Garrya flavescens Charles F. Richter 1920-9-1 s.n. Los Angeles Strawberry Ridge, San Gabriel Mts. Comment
  CAS-BOT-BC159274  Garrya veatchii John H. Thomas 1957-3-7 6491 Los Angeles South slope of San Gabriel Mts., near State Highway #2, Angeles Crest Highway, about 3.5 miles north of La Canada 914 Comment
  LA33615  Garrya veatchii Henry J. Thompson; 1959-2-20 1847 Los Angeles Santa Monica Mountains, 2 mi. E of Saddle Peak, along Saddle Peak Road 701 Comment
  RSA413932  Gastridium phleoides L. C. Wheeler 1932-6-4 803 Los Angeles Live Oak Canyon 518 Comment
  SBBG132000  Gastridium phleoides S. A. Junak 1996-4-13 SCI 310 Los Angeles 0.15 mi from Camera Pad "Malo" at 133 degrees, S of Bryce Cyn 320 Comment
  RSA0042312  Gastridium ventricosum Mark L. Hoefs, Steven A. Junak, Ralph N. Philbrick 2001-5-17 3176 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground. 225 Comment
  UC64308  Gayophytum diffusum subsp. parviflorum H. M. Hall Jun 3 1900-Jun 6 1900 1502 Los Angeles Swarthout Canyon San Antonio Mountains 1828 Comment
  RSA630265  Gayophytum heterozygum Scott D. White, Dave Bramlet 1998-8-11 7026 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UC20255  Gayophytum heterozygum J. H. Barber 1897-7-11 255 Los Angeles Mt. Gleason San Gabriel Range (summit) Comment
  HSC101603  Gazania longiscapa Steve Boyd 2006-5-11 11661 Los Angeles Transverse Ranges; San Gabriel Mountains region: Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line, along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp 488 Comment
  POM40090  Gazania splendens George B. Grant 1905-5-10 494 Los Angeles Pasadena. Comment
  RSA390988  Geranium carolinianum F. R. Fosberg 1931-4-13 s 4593 Los Angeles Pebble [Pebbly] Beach Canyon, Santa Catalina Island. 25 Comment
  SEINET4031682  Gilia achilleifolia O. M. Clark 1929-1 1915 Los Angeles West Lancaster, southern California. Comment
  RSA590418  Gilia angelensis T. S. Ross 1993-4-21 6850 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft); slope and small ridges N of Cactus Peak summit. 427 Comment
  SEINET11261918  Gilia angelensis Mark A. Elvin 2003-4-22 2529 Los Angeles Western Transverse Range: Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi east of Ventura Co. line. ( Val Verde 7.5' Q.); 0 314 Comment
  UC880105  Gilia angelensis Alice Eastwood May 27 1906-Jun 10 1906 43 Los Angeles Garvanza country adjacent to Los Angeles, Garvanza Comment
  UC2026429  Gilia austrooccidentalis Louis C. Wheeler 1968-5-30 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, depression on bench NE of Campground. Comment
  CHSC95702  Gilia capitata subsp. abrotanifolia LeRoy Gross 2005-4-28 2140 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA470207  Gilia capitata subsp. abrotanifolia Florence Collins 1942-2-27 s.n. Los Angeles Griffith Park Planetarium. Comment
  UCSB33711  Gilia capitata subsp. abrotanifolia Griesel, Wesley 1962-4-29 Los Angeles Arroyo Seco near Brookside Park, Pasadena 365 Comment
  LA206520  Gilia capitata subsp. abrotanifolia C. B. Wolf; 1936-4-26 7775 Los Angeles San Fernando Valley, W side of Burbank at Victory Blvd and Elm Ave 152 Comment
  RSA621050  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11841 Los Angeles Libre Mountain: W. end of mountain along road to summit. 162 Comment
  UC879927  Gilia latiflora subsp. davyi I. W. Clokey, B. C. Templeton 1930-4-8 4656 Los Angeles w Lancaster; w of Lancaster 400 Comment
  UCR260083  Gilia latiflora subsp. davyi Mitch Provance, Callen Huff 2009-4-29 10704 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile NE of Gorman; site PO1087 1390 Comment
  POM9142  Gilia latiflora subsp. davyi W. R. Dudley, F. H. Lamb 1896-6-9 4381 Los Angeles Kings Canyon, Liebre Mts. Comment
  SD234480  Gilia leptantha subsp. transversa A. C. Sanders, D. Malueg 1998-6-22 22043 Los Angeles San Gabriel Mtns/: Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon (Acton 7.5' Q) 1006 Comment
  UCR194089  Gilia modocensis A. C. Sanders 2008-4-25 35119 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  RSA527749  Gilia nevinii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4317 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA661018  Gilia nevinii Orlando Mistretta 1992-4-5 158 Los Angeles Guds, San Clemente Island. Comment
  CAS-BOT-BC402003  Gilia ochroleuca subsp. bizonata Steve Boyd; Lauren Raz 1997-4-30 9635 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 914 Comment
  UC964726  Gilia ochroleuca subsp. bizonata H. L. Mason 1926-4-26 2967 Los Angeles Summit of First Grade Mint Canyon Road (Mint Canyon Road) Comment
  UCR209854  Gilia ochroleuca subsp. bizonata R. G. Swinney 2008-7-15 9219 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA0016268  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon. 762 Comment
  UC964737  Gilia ochroleuca subsp. bizonata Herbert L. Mason 1926-4-27 3048 Los Angeles between Rock Creek and Little Rock Creek (along Los Angeles Co. Park Road, Mohave Desert); Mohave Desert, along Los Angeles Co. Park Road Comment
  UCR35787  Gilia ochroleuca subsp. ochroleuca R. F. Thorne, G. D. Wallace 1973-4-25 43365 Los Angeles San Gabriel Mtns., 0.25 mi north of Bob's Gap, 3.5 mi south of Llano, N slope of Holcomb Ridge 1189 Comment
  RSA0017166  Gilia ochroleuca subsp. vivida R. F. Thorne, C. W. Tilforth 1971-6-30 40751 Los Angeles Pacifico Mountain 1951 Comment
  SEINET10834122  Ginkgo biloba David B. Dunn 1939-10-18 Dunn UMO 46523 Los Angeles Cultivated tree, about 40 ft tall, growing in Westlake Park, Los Angeles, Calif. 213 Comment
  UCR178166  Githopsis diffusa subsp. diffusa LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 947 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  RSA524198  Glycyrrhiza lepidota T. S. Ross, S. D. Boyd 1990-6-6 2891 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  IRVC28729  Gnaphalium californicum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25504 Los Angeles canyon draining into Santa Clara River Valley from the south off "Round Mtn." (peak 1476), north of Potrero Canyon NE end of Santa Susana Mtns. 305 Comment
  POM358785  Gnaphalium californicum Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. On fire road opposite Sepulvada fire road. Comment
  RSA666851  Gnaphalium californicum A. C. Sanders, D. Malueg 2001-5-17 24336 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decomissioned. 122 Comment
  UCR206143  Gnaphalium californicum R. G. Swinney 2008-5-30 8898 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA747421  Gnaphalium palustre R. G. Swinney 2008-5-12 8846 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  SD28052  Gnaphalium palustre Carl B. Wolf 1932-5-12 3598 Los Angeles Santa Catalina Island; Between Little Harbor and Cottonwood Creek. 45 Comment
  UCR259353  Gnaphalium palustre R. G. Swinney 2010-9-7 13681 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  CAS-BOT-BC110272  Grayia spinosa A. D. E. Elmer 1902-6-1 3613 Los Angeles Palmdale. Comment
  RSA507518  Grayia spinosa L. C. Wheeler 1967-5-12 9478 Los Angeles San Gabriel Mountains. ca. 1/2 way between Hunt Canyon and Soledad Canyon at Vincent. 1158 Comment
  RSA618772  Grayia spinosa L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Edge of Antelope Valley. 40th Street East, between the California Water Project Canal and Barrel Springs Road. Comment
  SD231279  Grayia spinosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 72 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UC57037  Grayia spinosa H. M. Hall Apr. 1902 3036 Los Angeles Antelope Valley, Little Rock Creek Comment
  CAS-BOT-BC305268  Grindelia hirsutula John Thomas Howell 1931-5-29 6561 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  LA202577  Guillenia lasiophylla Henry J. Thompson; 1959-5-24 2005 Los Angeles Santa Monica Mountains, Tuna Canyon, 1.9 mi N of Pacific Coast Hwy on Tuna Canyon Rd 335 Comment
  RSA248691  Guillenia lasiophylla Christopher Davidson 1973-3-26 1738 Los Angeles Escondido Canyon Rd, ca. 1 mi NE of jct with Agua Dulce Rd. 762 Comment
  SBBG8299  Gutierrezia californica R. Hoffmann 1927-9-21 Los Angeles near Castaic Comment
  CAS-BOT-BC302124  Gutierrezia sarothrae Alice Eastwood 1906-5-27 208 Los Angeles Country adjacent to Los Angeles. Glendale Comment
  UC1118609  Gutierrezia sarothrae A. Lewis 1934-1-1 242 Los Angeles Amorgosa Creek Elizabeth Lake Quadrangle Comment
  SD252291  Harpagonella palmeri Steven A. Junak 2000-4-18 Sca 1219 Los Angeles Santa Catalina Island: E of Lone Tree, at head of canyon, next to top of S-facing bluffs. 445 Comment
  RSA678688  Hazardia cana Mark Elvin, Orlando Mistretta 1996-3-24 138 Los Angeles San Clemente Island. Eagle Canyon. 244 Comment
  RSA719496  Hazardia squarrosa Gary Kovnat, LeRoy Gross 2003-6-28 48 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UC1506469  Hedypnois rhagadioloides A. R. Roos 1954-5-17 Los Angeles in roadside parking strips near North Kenmore and Oakdale Streets; Hollywood 91 Comment
  UCR190865  Helenium bigelovii R. G. Swinney 1998-8-6 6716 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  UC32263  Helianthus annuus J. Burtt Davy Oct 1896 2849 Los Angeles Pomona Comment
  JEPS35470  Helianthus gracilentus F. W. Peirson 1919-7-3 512 Los Angeles Lukens Peak (formerly called Sister Elsie Peak) San Gabriel Mountains (along dry ridges) 1219 Comment
  UCR272920  Heliotropium curassavicum Steven A. Junak 2000-6-30 SCa- 1357 Los Angeles Channel Islands, Santa Catalina Island, upper end of Little Harbor, near camp area, campground 8 Comment
  POM246580  Heliotropium curassavicum var. oculatum F. R. Fosberg 1931-4-29 4712 Los Angeles Mouth of Cottonwood Canyon. Santa Catalina Island 2 Comment
  POM369756  Heliotropium curassavicum var. oculatum Robert Gustafson 1978-6-21 1023 Los Angeles Lower Hungry Valley, along the upper part of the Canada de Los Alamos, 4.5 miles S of Gorman 915 Comment
  SEINET3860177  Hemizonia minthornii D. D. Keck 1932-10-14 1953 Los Angeles N. of Chatsworth city limits, on first hill to west of Topango Canyon Blvd., Santa Susana foothills.; 0 Comment
  UCR237990  Herniaria hirsuta D. E. Bramlet, Jennifer Pareti 2008-4-14 4198 Los Angeles Transverse Ranges; Liebre Mountains Region, Bouquet Canyon Creek SE of Bouquet Canyon Rd. & Vasquez Cyn. Rd. 463 Comment
  CAS-BOT-BC403834  Hesperocnide tenella Geo. B. Grant 1904-5-26 s.n. Los Angeles Pasadena Comment
  SEINET6730995  Hesperocnide tenella G. B. Grant 1904-5-26 564 -6267 Los Angeles Pasadena Comment
  UCD169113  Hesperoyucca whipplei R. G. Swinney 2009-5-13 10794 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  UCR255824  Hesperoyucca whipplei R. G. Swinney 2010-5-4 12504 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR281341  Hesperoyucca whipplei R. G. Swinney 2014-5-27 16686 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  JEPS45029  Heteromeles arbutifolia Blanche Trask 1909-2-6 Los Angeles Avalon; Santa Catalina Island Comment
  RSA654266  Heteromeles arbutifolia Monica Acosta 1998-5-25 20 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  UC535546  Heteromeles arbutifolia Ira W. Clokey, B. Templeton Jul 1929 4589 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  UC620094  Heteromeles arbutifolia F. R. Fosberg 1931-5-21 S 4957 Los Angeles Santa Catalina Island; Cherry Valley 20 Comment
  UCR125150  Heteromeles arbutifolia A. C. Sanders, Mark Elvin 2002-6-18 25128 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCR218004  Heteromeles arbutifolia A. C. Sanders, Dan S. Cooper 2010-8-5 38567 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA0072427  Heteromeles arbutifolia T. S. Clare, W. B. McDougal 1930-2-16 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  SEINET3929121  Heterotheca grandiflora David Keil 1986-9-27 19736 -2 Los Angeles Along I-5, just S of Hungry Valley Rd exit.; 0 914 Comment
  RSA0075825  Heterotheca grandiflora Paul Schallert 1956-10-13 1507 Los Angeles Mt. Valley near Monrovia. Comment
  CAS-BOT-BC310837  Heterotheca sessiliflora subsp. fastigiata Geo. B. Grant 1906-9-14 s.n. Los Angeles Pasadena Comment
  RSA729693  Hieracium argutum R. G. Swinney 1998-8-28 6852 Los Angeles San Gabriel Mtns.: Stoddard Canyon at 'Stoddard Falls' 915 Comment
  POM1835  Holodiscus discolor Elizabeth Lodge 1900-6-5 32 Los Angeles Canyon near Claremont. 457 Comment
  RSA191120  Holodiscus discolor Robert F. Thorne, M. Z. Thorne 1967-6-25 37068 Los Angeles Upper Cobal Canyon 564 Comment
  UCR147261  Holodiscus discolor Orlando Mistretta, Mike Hammitt 1991-6-21 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region, Slope near E tributary of Fern Canyon, USFS Road 2N66 756 Comment
  CAS-BOT-BC149942  Holodiscus discolor var. discolor W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Low, San Gabriel Mts. Comment
  UCR30557  Holodiscus microphyllus John C. Roos 1937-7-16 2426 Los Angeles San Gabriel Mtns., Baldy Peak Comment
  RSA87063  Hordeum brachyantherum F. W. Peirson 1918-4-28 1606 Los Angeles Road east and south of El Monte. Comment
  UC818544  Hordeum brachyantherum subsp. californicum L. W. Nuttall 1920-5-12 190 Los Angeles Santa Catalina Island Comment
  SBBG113120  Hordeum intercedens S. A. Junak 1997-3-27 SCa 356 Los Angeles upper part of Cape Cyn drainage, ca. 0.65 mi SW of Black Jack Pk 396 Comment
  CAS-BOT-BC289336  Hordeum murinum subsp. glaucum Carl Epling 1931-4-25 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  POM352458  Hordeum murinum subsp. leporinum House, Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  RSA499239  Horkelia cuneata subsp. puberula Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  CAS-BOT-BC532297  Horkelia cuneata var. puberula Alice Eastwood 1906-6-5 202 Los Angeles Glendale Comment
  UCD170473  Horkelia rydbergii D. E. Bramlet 2011-8-17 4931 Los Angeles San Gabriel Mountains: NW of Hwy 2 near Chilao Campground. 1619 Comment
  UCD106145  Hosackia oblongifolia Robert F. Thorne; M. Z. Thorne 1967-7-19 37136 Los Angeles San Gabriel Mts. Angeles National Forest. Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River. 1249 Comment
  SBBG68135  Hosackia oblongifolia var. oblongifolia M. N. Ackley 1927-6-5 537 Los Angeles trail to Switzerland 762 Comment
  UCR119551  Hulsea heterochroma L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Little Rock Creek near Cedar Springs 1982 Comment
  POM21352  Hulsea heterochroma Fordyce Grinnell Jr 1917-6-10 s.n. Los Angeles Sister Elsie Peak trail, near Pasadena; San Gabriel Mts. Comment
  POM360710  Hulsea vestita subsp. gabrielensis Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  UC1052926  Hydrocotyle moschata Peter H. Raven 1956-6-17 9402 Los Angeles Westwood; Los Angeles Comment
  RSA643842  Hypochaeris glabra Steven A. Junak 1996-5-20 SC 1 -513 Los Angeles San Clemente Island: E side of island at mouth of canyon at Mosquito Cove. 3 Comment
  RSA5886  Isocoma menziesii C. B. Wolf 1932-9-16 4106 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  CAS-BOT-BC311706  Isocoma menziesii var. vernonioides Alice Eastwood 1917-7-20 6513 Los Angeles Santa Catalina Island Comment
  RSA567214  Isopyrum occidentale Walter Wisura, W. Steinmetz 1993-4-10 s.n. Los Angeles Sierra Pelona: PCT below rim on N-side of range. Comment
  UC481002  Jaumea carnosa C. F. Millspaugh 1920-1-21 4613 Los Angeles Ballast Point Santa Catalina Island, Catalina Harbour Comment
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Apr 21 2012
  CAS-BOT-BC101901  Juglans californica L. R. Abrams 1912-7-7 4888 Los Angeles North slope of Santa Monica Mts near Cahuenga Pass Comment
  CAS-BOT-BC101912  Juglans californica John Thomas Howell 1928-3-4 3381 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  UCR252998  Juglans californica Mitch Provance 2013-6-3 613- 15 Los Angeles Pomona, near border of Chino and San Bernardino Co., west of intersection of Ficus St. and Riverside Dr. 227 Comment
  SD79040  Juglans californica var. californica R. Mitchel Beauchamp 1966-8-10 65 Los Angeles West side of summit of Topanga Canyon Blvd. Comment
  UC767799  Juglans californica var. californica Wm. H. Brewer December, 1860 66 Los Angeles in canyon Sierra Santa Monica Comment
  RSA0011175  Juglans californica var. californica Tim S. Ross, Steve D. Boyd 1990-5-29 2704 Los Angeles San Gabriel Mts.: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging staton. 1236 Comment
  UCR251739  Juglans regia R. E. Riefner Jr. 2000-8-29 00- 766 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Sunland, Verdugo Mountains, La Tuna Canyn, north side of La Tuna Canyon Rd., 0.5 miles east of Alben Ave. 316 Comment
  RSA755956  Juncus Dan S. Cooper 2007-5-4 2 Los Angeles Griffith Park. c. 300 m south of Travel Town in small side canyon. Comment
  UCR259284  Juncus R. G. Swinney 2010-6-4 12991 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  POM1547  Juncus bufonius I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. Comment
  SBBG32135  Juncus bufonius R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -219 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  CATA1089  Juncus bufonius var. bufonius Mark L. Hoefs 1995-5-16 2039 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA598375  Juncus bufonius var. bufonius L. C. Wheeler 1967-5-24 9757 Los Angeles Indian Canyon, near mouth 701 Comment
  RSA762650  Juncus bufonius var. bufonius R. G. Swinney 2008-11-29 9849 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  RSA0117700  Juncus bufonius var. congestus A. C. Sanders 2006-5-16 32332 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake. 991 Comment
  RSA0112557  Juncus bufonius var. occidentalis R. G. Swinney 2011-6-15 15187 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  UCR273563  Juncus bufonius var. occidentalis R. G. Swinney 2011-6-15 15187 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UC534848  Juncus ensifolius Victor Duran 1933-7-25 3531 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  RSA0098785  Juncus macrophyllus R. G. Swinney 2011-6-1 14940 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA368264  Juncus macrophyllus Geo L. Moxley 1915-7-21 395 Los Angeles 0.5 mi. above trail to Colby's Comment
  UCR212778  Juncus rugulosus Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1795 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [San Dimas Canyon, north of San Dimas Reservoir]. First road intersection beyond the ranger station, edge of San Dimas Creek along trail next to the gate 454 Comment
  UCR273253  Juncus rugulosus R. G. Swinney 2011-10-25 15881 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  RSA600900  Juncus torreyi L. C. Wheeler 1967-10-14 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Elsmere Canyon 442 Comment
  UCR239972  Juniperus californica R. G. Swinney 2009-11-18 11659 Los Angeles Transverse Range; San Gabriel Mountains, summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon 1310 Comment
  SFV292  Juniperus californica J. W. Adams 1958-11-29 Los Angeles Mojave Desert Juniper Flat south of Palmdale desert. 823 Comment
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Jan 26 2015
  RSA602315  Keckiella breviflora var. breviflora Steve D. Boyd, Lauren Raz 1997-6-17 9946 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  CAS-BOT-BC235751  Keckiella cordifolia Tim Ross; Orlando Mistretta 1993-5-27 7320 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  UCR222769  Keckiella cordifolia R. G. Swinney 2009-5-8 10693 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR273440  Keckiella ternata subsp. ternata R. G. Swinney 2011-10-25 15854 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  UC1063189  Keckiella ternata var. septentrionalis G. T. Nordstrom 1935-1-25 316 Los Angeles 1 mi ssw Peace Valley entrance; Santa Barbara National Forest, Tejon Quad. 914 Comment
  SBBG106919  Kickxia elatine M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-25 2438 Los Angeles Echo Lake 396 Comment
  UCR24209  Kochia californica John C. Roos 1947-9-18 2790 Los Angeles Western Mojave Desert, 2 mi north of Lancaster 710 Comment
  CAS-BOT-BC176829  Kochia californica Ernest C. Twisselmann 1970-9-8 17498 Los Angeles Antelope Valley: Avenue C 0.3 mile east of Highway 14 (wastelands on the west border of Rosamond Dry Lake) 746 Comment
  RSA300471  Krascheninnikovia lanata John Dourley, Walter Wisura 1982-6-16 3833 Los Angeles Mt. Emma Rd., SE of Little Rock Creek 1005 Comment
  RSA0105016  Lactuca serriola R. G. Swinney 2011-10-27 15916 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA703546  Lactuca serriola Michael Honer 2004-6-22 2008 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  POM361389  Lactuca serriola Wm. Martin, B. Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  RSA640521  Lactuca serriola Steven A. Junak 1996-9-28 672 Los Angeles San Clement Island: W side of island, in middle portion of Box Canyon 335 Comment
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Jun 23 2015
  RSA94814  Lactuca serriola F. W. Peirson 1921-9-21 2584 Los Angeles at 1085 New York Drive, Altadena. Comment
  SBBG108933  Laennecia coulteri S. A. Junak 1996-9-28 SCl 669 Los Angeles W side of San Clemente Ridge Rd, 1.3 mi N of intersection with rd to Eel Pt 243 Comment
  CAS-BOT-BC273826  Lamarckia aurea Peter L. Morrell; O. Mistretta; L. Arnseth 1992-4-4 121 Los Angeles San Clemente Island. On WNW-facing slope of upper terrace, approx. 2 km SSW of Wilson Cove on W side of island 100 Comment
  RSA0047412  Lamarckia aurea R. G. Swinney 2010-5-4 12482 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA529308  Lamarckia aurea Timothy S. Ross 1991-4-8 4450 Los Angeles Elephant Hill: western Pomona 229 Comment
  RSA592166  Lamarckia aurea L. C. Wheeler 1967-5-7 9290 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  UCSB41985  Lamarckia aurea Corlett, David 1979-4-29 Los Angeles End of Trancas Canyon Road 91 Comment
  RSA512047  Lamium amplexicaule Louis C. Wheeler 1967-5-13 9538 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA624577  Lamium amplexicaule Louis C. Wheeler 1973-4-9 s.n. Los Angeles Millard Canyon, approximate forest service boundary. Comment
  RSA82556  Lamium amplexicaule Louis C. Wheeler 1932-5-30 796 Los Angeles Thompson Creek Wash 2 mi. NE La Verne. 373 Comment
  SD60376  Lamium amplexicaule Peter H, Raven 1962-2-1 16877 Los Angeles waste ground, Los Angeles State and County Arboretum 182 Comment
  UCR194020  Langloisia matthewsii R. G. Swinney 1999-6-5 7240 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  OBI7878  Larrea divaricata G. L. Parsons 1976-5-21 47 Los Angeles Mojave Desert, 20 mi E of Lancaster Comment
  RSA616152  Lasthenia californica Valerie L. Soza 1998-5-3 94 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  CAS-BOT-BC338130  Lasthenia californica Geo. B. Grant 1901-3-1 3663 Los Angeles Los Angeles Comment
  UCR127057  Lasthenia glabrata subsp. coulteri Mark A. Elvin, Cathleen Weigand 2003-4-7 2435 Los Angeles Castaic Valley, Newhall Ranch, junction of Hasley Canyon and Castaic Creek 335 Comment
  JEPS10373  Lasthenia gracilis W. L. Jepson 1939-4-21 19224 Los Angeles Saugus 356 Comment
  RSA600029  Lasthenia gracilis Steve Boyd, Lauren Raz 1997-3-25 9249 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
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Apr 28 2008
  POM6523  Lasthenia gracilis George B. Grant 1904-5-14 6221 Los Angeles Playa del Rey. Comment
  SD53051  Lathyrus vestitus var. vestitus Peter H. Raven 1962-4-10 17247 Los Angeles San Clemente Island, In semi-shade on steep walls of gully to west side of island ca. 1.5 miles north of Thirst 456 Comment
  CAS-BOT-BC321537  Layia glandulosa Timothy S. Ross 1994-5-31 7973 Los Angeles San Gabriel Mountains. Pacifico Mountain: ridgetop 660 m WNW of the 7124-fot summit. 2081 Comment
  RSA669581  Layia glandulosa Staff Cal State College Long Beach 1969-5-29 690429 -3 Los Angeles N. of San franscisquito Canyon, on road to Palmdale. Comment
  UC1595580  Layia glandulosa W. Wisura and E. Roeder 1992-4-21 4697 Los Angeles near Valyermo; West Mojave, Mountain Brook Ranch Comment
  UCR256627  Layia glandulosa Mitch Provance 2010-5-4 0510- 40 Los Angeles Tehachapi Mtns., ridgeline overlooking Hwy I-5 about 0.4 miles NE of Gorman 1430 Comment
  SD90279  Layia platyglossa subsp. campestris Robert F. Thorne 1973-4-11 42779 Los Angeles San Clemente Island; plateau in Middle Ranch area at head of Middle Ranch Canyon. 424 Comment
  RSA368964  Lemna minuta F. R. Fosberg 1930-6-26 446 Los Angeles Lower Ballona Creek. 6 Comment
  CAS-BOT-BC221608  Lepechinia fragrans A. Davidson No date on label 17 Los Angeles Wilsons Peak. Mt. Wilson, San Gabriel Mtns. Comment
  RSA657523  Lepechinia fragrans James Henrickson 1981-5-16 18843 Los Angeles 5 miles south of Hwy 101 off Topanga Canyon Road Comment
  RSA97668  Lepechinia fragrans R. M. Straw 1954-6-16 612 Los Angeles 0.5 mi. above ranger station, on old road in chaparral; Angeles Crest Hwy, San Gabriel Mountains. Comment
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Dec 11 2014
  RSA429963  Lepidium Anstruther Davidson 1902-5-30 1863 Los Angeles Roadside Comment
  CAS-BOT-BC89426  Lepidium fremontii Roxana S. Ferris 1918-6-12 908 Los Angeles Vacant lot, Lancaster. Comment
  JEPS53625  Lepidium fremontii W. L. Jepson 1935-4-17 17037 Los Angeles Lancaster, w Mohave Desert Mohave Desert 716 Comment
  RSA251532  Lepidium lasiocarpum R. F. Thorne 1973-4-11 42874 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  UCR85809  Lepidium lasiocarpum var. georginum T. S. Ross 1991-3-7 4142 Los Angeles San Gabriel Valley, Elephant Hill, western Pomona 230 Comment
  SBBG31243  Lepidium nitidum R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 45 Comment
  CATA873  Lepidium nitidum Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1682 Los Angeles Santa Catalina Island: Upper Gallagher's Canyon, just below Bow Camp 390 Comment
  UCR274958  Lepidium nitidum var. nitidum Michael Honer, Rachel Woodard 2006-4-12 2186 Los Angeles Tehachapi Mountains area., Hills above Oso Cyn., c. 2.5 miles [NNW] of Quail Lake, 2 miles west of cement plant rd. 1143 Comment
  CAS-BOT-BC12817  Lepidium perfoliatum Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 988 Los Angeles Mojave Desert. Antelope Valley. Comment
  CAS-BOT-BC13010  Lepidium virginicum Peter H. Raven 1956-6-24 9523 Los Angeles Westwood, Los Angeles. Comment
  PASA1347  Lepidospartum squamatum Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  POM361773  Lepidospartum squamatum Roy R. Snelling 1977-10-10 771010 .2 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  RSA624065  Lepidospartum squamatum L. C. Wheeler 1967-5-23 9666 Los Angeles 1.25 mile ESE Honby 457 Comment
  UCR260014  Lepidospartum squamatum R. G. Swinney 2010-4-1 12154 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  CAS-BOT-BC272412  Leptochloa fusca subsp. uninervia Louis C. Wheeler 1931-9-12 143 Los Angeles Foothill Blvd. at San Dimas Wash 365 Comment
  UCR46104  Leptodactylon pungens Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns, between Pacifico Mountain and road N3 Comment
  SEINET14160617  Leptosiphon androsaceus G. B. Grant 694 a/3828 Los Angeles Pasadena Comment
  UCR270502  Leptosiphon aureus subsp. aureus R. G. Swinney 2011-5-26 14851 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA527632  Leptosiphon bicolor Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4388 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA597263  Leptosiphon breviculus T. S. Ross, S. D. Boyd 1990-6-18 3526 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages; 1744 Comment
  RSA680127  Leptosiphon breviculus LeRoy Gross, Michael Denslow 2003-6-4 996 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2) 2439 Comment
  SD65479  Leptosiphon breviculus Reid Moran 1967-7-22 14093 Los Angeles Canyon south of Chilao, San Gabriel Mountains. 1550 Comment
  CAS-BOT-BC339290  Lessingia glandulifera var. glandulifera F. W. Peirson 1919-8-30 1261 Los Angeles Between Mohave and Lancaster in n. Los Angeles Co. Comment
  UCR209243  Lessingia glandulifera var. glandulifera R. G. Swinney 2008-10-7 9479 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UCR25572  Lessingia glandulifera var. glandulifera M. Partsch 1977-5-14 37 Los Angeles Western Mojave Desert, Palmdale Blvd at 140th St. East [SW of Lake Los Angeles] 1067 Comment
  SD114759  Lessingia lemmonii var. ramulosissima Wayne P. Armstrong 1982-10-16 Los Angeles Phelan Road, ca. 1 mile east of Phelan 1250 Comment
  RSA330793  Lewisia nevadensis Wayne E. Sawyer 1981-6-25 63 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2454 Comment
  CAS-BOT-BC283778  Leymus cinereus Roxana S. Ferris 1918-6-12 905 Los Angeles Desert road between Oban and Lancaster Comment
  RSA512030  Leymus triticoides L. C. Wheeler 1966-10-1 8931 Los Angeles near Wickiup Canyon 975 Comment
  CAS-BOT-BC231934  Liliaceae Carl B. Wolf 1932-5-13 s.n. Los Angeles SANTA CATALINA ISLAND, 3 1/2 MI. (BY ROAD) FROM AVALON ON WAY TO ISTHMUS 365 Comment
  UCR147555  Lilium humboldtii subsp. ocellatum Naomi Fraga, Sarah De Groot, R. Villanueva G. 2004-6-30 1289 Los Angeles Transverse Ranges; San Gabriel Mtns, Near Grapevine Springs, along FS Road 1N34 1220 Comment
  LA22074  Lilium parryi W. R. Ernst; May 1947 sn Los Angeles Little Cedar Canyon, Crystal Lake Comment
  UC188092  Limonium californicum Samuel B. Parish Oct. 1882 959 Los Angeles Wilmington; salt marshes Comment
  SEINET3860408  Linanthus bigelovii R. G. Swinney 2009-4-24 10487 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mohave Desert: Littlerock Creek, ca 200 m below (north of) Littlerock Creek Dam.; 0 963 Comment
  UCR189742  Linanthus breviculus R. G. Swinney 1998-7-10 6385 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  CHSC3699  Linanthus californicus Mary Mac Arthur 1966-4-28 7 Los Angeles San Franciskito. 304 Comment
  POM282430  Linanthus californicus Lyman Benson 1933-4-2 4299 Los Angeles US 99 Saugus Rd Junction. 152 Comment
  RSA468438  Linanthus californicus L. C. Wheeler 1931-5-8 s.n. Los Angeles Thompson Creek Dam at mouth of Palmer Canyon. 488 Comment
  RSA682659  Linanthus californicus subsp. glandulosus LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1084 Los Angeles North side of mountains: South of Hostetter Motorway (On the Thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA0095264  Linanthus californicus subsp. glandulosus D. Roche 1998-5-30 36 Los Angeles Mt. Baldy Road 4.4 miles from the intersection of Mills Ave. and Mt. Baldy Road. On west side of road. 866 Comment
  RSA652611  Linanthus californicus subsp. glandulosus A. Mayor, N. Daly 1973-5-5 s.n. Los Angeles Tapia Park, Malibu Cyn. Comment
  UCSB43772  Linanthus dianthiflorus Nakashima, L. 1982-4-18 Los Angeles 400 yards south of Catalina airfield, on Santa Catalina Island 441 Comment
  POM364572  Linanthus dianthiflorus subsp. dianthiflorus Richard Kirtland 1928-3-28 s.n. Los Angeles Palos Verdes Hills Comment
  RSA0095269  Linanthus pungens subsp. pulchriflorus Louis C. Wheeler 1967-9-2 10591 Los Angeles San Gabriel Mts., Angeles National Forest: S slope Mt. Waterman. 1920 Comment
  POM247633  Linaria bipartita J. D. Laudermilk 1939-5-15 s.n. Los Angeles San Antonio Canyon above Claremont Comment
  RSA91383  Linum usitatissimum F. W. Peirson 2026 Los Angeles Los Angeles River, San Fernando Valley Comment
  CATA222  Lithophragma affine Mark L. Hoefs, A. Douglas Propst 1973-5-4 211 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  RSA600080  Lithophragma bolanderi Steve Boyd, Lauren Raz 1997-5-20 9794 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  CAS-BOT-BC432204  Lithophragma bolanderi G. B. Grant 1901-3-24 s.n. Los Angeles Eaton Canon Comment
  SBBG69641  Lobelia cardinalis unknown -Sep-1893 Los Angeles Los Angeles County [no specific locality] Comment
  POM4569  Lobelia dunnii var. serrata C. F. Baker 1903-9-20 3699 Los Angeles San Antonio Canyon near Claremont. Comment
  UC586853  Lobelia dunnii var. serrata Joseph Andorfer Ewan 1934-8-5 8463 Los Angeles San Gabriel Mountains, Vincent Gulch Vincent Gulch; San Gabriel Mountains, Vincent Gulch 1737 Comment
  CAS-BOT-BC174511  Loeflingia squarrosa Alice Eastwood 1906-6-5 250 Los Angeles Roscoe Comment
  RSA0113996  Loeflingia squarrosa LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7527 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA441646  Loeflingia squarrosa Albert J. Perkins 1914-5-30 s.n. Los Angeles Scholl Canon, San Rafael Hills Comment
  SFV4889  Logfia filaginoides M. H. Grayum 1971-5-3 s. n. Los Angeles Santa Monica Mountains Tapia Park. 152 Comment
  SFV7987  Logfia filaginoides T. Gordon, H. Grayum, K. Felt 1976-5-7 1353 Los Angeles San Gabriel Mountains On ridge adjacent to lower Trail Canyon. 762 Comment
  UCR76413  Logfia gallica T. S. Ross 1992-4-16 6201 Los Angeles Channel Islands, San Clemente Island, central part of the island; 268 deg. W, 500 m distant from 1603 ft. peak above Stone Field Station 439 Comment
  RSA0071930  Logfia gallica Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 37 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  POM356960  Lolium perenne subsp. multiflorum Anstruther Davidson 1917-06 3184 Los Angeles Cienega Comment
  RSA534133  Lolium perenne subsp. multiflorum Timothy S. Ross, Orlando Mistretta, M. Hammitt 1991-5-17 5074 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  SBBG106914  Lolium temulentum M. L. Hoefs, R. F. Thorne 1995-7-26 2472 Los Angeles lower Middle Cyn, just below Eagle's Nest Lodge 134 Comment
  UC1714475  Lolium temulentum D. L. Crawford 1916-3-28 Los Angeles Santa Monica Comment
  RSA661476  Lomatium dasycarpum Vasu Dev, Barbara Dev 2001-3-15 s.n. Los Angeles Santa Monica Mountains National Recreation Area, Circle X Ranch, Mishe Mokwa Trail off Yerba Buena Road (N side) from start of trail to junction with the Backbone Trail. Comment
  POM8782  Lomatium lucidum P. A. Munz, R. D. Harwood 1920-5-2 3819 Los Angeles San Dimas Canyon. 457 Comment
  JEPS17012  Lomatium mohavense J. Burtt Davy May, 1896 2623 Los Angeles Antelope Valley, Manzana Comment
  RSA97382  Lomatium nevadense var. parishii F. W. Peirson 1919-6-14 473 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  RSA600347  Lomatium vaginatum Steve Boyd, Lauren Raz 1997-3-26 9383 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, Willow Spring on the southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08 1311 Comment
  CAS-BOT-BC240488  Lonicera hispidula Carl B. Wolf 1932-5-10 3504 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard 121 Comment
  SBBG13637  Lonicera hispidula E. R. Blakley 1962-10-5 5421 Los Angeles 1.4 mi up cyn from White's Cove at the water tank 30 Comment
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Apr 16 2012
  RSA455172  Lonicera hispidula var. vacillans H. de Forest 1934-5-20 s.n. Los Angeles Santa Catalina Island; Descanso Canyon. Comment
  RSA719729  Lonicera subspicata var. denudata R. G. Swinney 1996-8-7 5210 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  UCR209490  Lotus argophyllus R. G. Swinney 2008-6-17 9041 Los Angeles San Gabriel Mountains, Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1952 Comment
  POM2442  Lotus argophyllus var. argophyllus E. L. Brown 1894-05 s.n Los Angeles old Wilson Peak Trail Comment
  RSA350756  Lotus argophyllus var. hancockii M. B. Dunkle 1939-4-4 7252 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  UCR277086  Lotus corniculatus R. G. Swinney 2010-10-5 13981 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA602311  Lotus crassifolius var. crassifolius Steve Boyd, Lauren Raz 1997-6-17 9950 Los Angeles Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A. 1646 Comment
  RSA679287  Lotus crassifolius var. crassifolius Mark Elvin, Anne Marie Ruff 1996-8-1 303 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 4.2 mi from gate. Both sides of road. Comment
  POM50111  Lotus dendroideus var. dendroideus L. W. Nuttall 1921-1-14 1005 Los Angeles Santa Catalina Island. Big Wash Canyon. Comment
  RSA233601  Lotus dendroideus var. dendroideus R. F. Thorne 1970-3-5 39374 Los Angeles Upper Avalon Canyon, Santa Catalina Island. Comment
  RSA498304  Lotus grandiflorus var. grandiflorus H. L. Bauer 1932-3-15 15388 Los Angeles Santa Monica Mountains; Trailside near Saddle Peak Comment
  RSA525173  Lotus grandiflorus var. grandiflorus Walter Wisura 1990-6-16 4450 Los Angeles 7.8 mi S fr Soledad Canyon Rd along forestry rd 4N33 Comment
  UCR159823  Lotus grandiflorus var. grandiflorus L. C. Wheeler 1968-4-26 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, head of Rattlesnake Canyon at Santa Clara Divide Road 1410 Comment
  RSA188209  Lotus hamatus R. F. Thorne, P. C. Everett 1965-6-22 34894 Los Angeles Santa Catalina Island., upper end of Avalon Canyon along road. 213 Comment
  RSA714881  Lotus hamatus A. C. Sanders, Mark A. Elvin 2003-4-14 25954 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  RSA595936  Lotus hamatus L. C. Wheeler 1967-5-8 9358 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  UC207655  Lotus heermannii Geo. B. Grant Apr 1902 716 Los Angeles Catalina Island Comment
  RSA498325  Lotus heermannii var. heermannii Albert J. Perkins 1912-09 s.n. Los Angeles Mt. Wilson trail Comment
  UCR209943  Lotus nevadensis R. G. Swinney 2008-7-15 9208 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR194602  Lotus oblongifolius R. G. Swinney 1998-7-24 6567 Los Angeles San Gabriel Mtns., upper Fish Fork of San Gabriel River 1585 Comment
  UCR43319  Lotus oblongifolius David Charlton 1986-6-15 296 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  RSA406215  Lotus oblongifolius Anstruther Davidson 1890-09 s.n. Los Angeles Los Angeles Comment
  RSA406211  Lotus oblongifolius var. oblongifolius Geo. L. Moxley 1915-7-5 359 Los Angeles Arroyo Seco Canyon Comment
  UC56569  Lotus oblongifolius var. oblongifolius Ernest Braunton May 1902 329 Los Angeles Rivera Comment
  SFV15582  Lotus salsuginosus R. K. Stachelek 1992-4-14 24 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park, along upper part of fire road. 520 Comment
  UC1293685  Lotus salsuginosus P. C. Everett and E. K. Balls 1959-6-2 23839 Los Angeles 1 mi ne entrance to Stokes Canyon; Santa Monica Mts. 213 Comment
  POM244877  Lotus salsuginosus F. R. Fosberg 1931-3-27 S- 4415 Los Angeles Pebble Beach Road, Santa Catalina Island. 5 Comment
  UC56591  Lotus salsuginosus H. M. Hall 1902-5-2 3094 Los Angeles San Francisquito Pass 457 Comment
  UC1870218  Lotus salsuginosus var. salsuginosus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 710 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  UCR197717  Lotus scoparius var. brevialatus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 100 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  UC1584736  Lotus scoparius var. scoparius Tim Ross and Annette Ross 1991-6-3 5515 Los Angeles near s base of Elephant Hill (w Pomona); Pomona, Elephant Hill 249 Comment
  UCR189932  Lotus scoparius var. scoparius T. B. Salvato, Sandra Murcia 2007-10-18 3085 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  POM2449  Lotus strigosus Amos Shummway 1903-05 s.n. Los Angeles Collected near Pasadena Comment
  RSA0098375  Lotus strigosus R. G. Swinney 2011-6-14 15123 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA485351  Lotus strigosus Steve Boyd 1987-4-14 2037 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  CDA27343  Lotus wrangelianus A. C. Sanders, Mark A. Elvin, et al 2003-4-14 25960 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River Comment
  RSA406351  Lotus wrangelianus M. B. Dunkle 1932-5-28 2960 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA755904  Lupinus R. G. Swinney 2008-7-24 9294 Los Angeles Waterman Mountain 2412 Comment
  CAS-BOT-BC201201  Lupinus Charles Piper Smith 1923-7-16 3787 Los Angeles Montrose Comment
  UC865540  Lupinus I. W. Clokey and B. C. Templeton 1930-4-8 4633 Los Angeles San Francisquita Canyon 900 Comment
  SEINET10488420  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plant 2 years old. Grown in field planting at santa ana botanical garden. Hybridization by d.b.dunn. Rsa# 6450 x self plant 1 Comment
  RSA407014  Lupinus albifrons var. eminens N. C. Cooper 1945-5-1 2176 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  RSA0094369  Lupinus benthamii R. G. Swinney 2011-5-31 14921 A Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  UCR271818  Lupinus bicolor R. G. Swinney 2010-4-28 12399 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  OBI12937  Lupinus bicolor David Dunn 1941-3-29 938 Los Angeles In vacant lot; One mi E of Pomona Comment
  RSA608919  Lupinus bicolor L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Mesa on east side of Cruthers Creek, Lewis Ranch. 1356 Comment
  RSA640249  Lupinus bicolor R. F. Thorne, C. W. Tilforth 1971-4-9 41544 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  RSA659734  Lupinus bicolor Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 93 Los Angeles San Clemente Island. Comment
  SFV1867  Lupinus bicolor Lawler 1958-5-10 s. n. Los Angeles Mojave Desert Along side of Highway 138 about 18 miles west of Lancaster. 823 Comment
  SFV4371  Lupinus bicolor D. B. Dunn 1941-3-23 919 Los Angeles Eagle Rock. On the hill above Ridgeview. Comment
  RSA251422  Lupinus bicolor subsp. umbellatus Robert F. Thorne 1966-4-17 36080 Los Angeles San Clemente Island, near reservoirs between Boulder and Horton, NE side of island. 488 Comment
  RSA407120  Lupinus chamissonis Robert Gustafson 1980-7-9 1792 Los Angeles Ballona Wetlands, Area 1, coastal strand along the western boundary of Area 1 Comment
  RSA177717  Lupinus concinnus Robert F. Thorne, Percy C. Everett 1965-5-10 34469 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain 457 Comment
  RSA725091  Lupinus concinnus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -1 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  CAS-BOT-BC205153  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  SEINET10484025  Lupinus excubitus subsp. austromontanus August J. Breitung 1953-5-16 Breitung 15120 Los Angeles Glendora mt. Rd, san gabriel mts. Comment
  RSA413583  Lupinus excubitus var. austromontanus M. V. Hood 1939-5-30 s.n. Los Angeles near summit MT. Pacifico 1951 Comment
  CAS-BOT-BC216533  Lupinus excubitus var. johnstonii Timothy S. Ross 1994-5-31 7974 Los Angeles Pacifico Mountain: ridgetop WNW of summit 2081 Comment
  RSA87192  Lupinus excubitus var. johnstonii F. W. Peirson 1929-7-1 8442 Los Angeles Mt. Pacifico 1982 Comment
  UCR124584  Lupinus formosus B. C. Templeton, I. W. Clokey 1930-4-8 1491 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  OBI42691  Lupinus formosus Dara Emery 1955-4-28 s.n. Los Angeles road to Big Pines from hwy 138 Comment
  RSA413639  Lupinus formosus var. formosus Geo. L. Moxley 1916-6-15 490 Los Angeles Santa Susana Mountains. Comment
  POM2482  Lupinus formosus var. formosus D. W. Sturges 1916-6-2 s.n. Los Angeles San Antonio Mt 1555 Comment
  UC1293708  Lupinus formosus var. robustus P. C. Everett and E. K. Balls 1959-5-22 23800 Los Angeles 1/2 to 1 mi se Fairmount ((San Andreas Rift), Antelope Valley); Antelope Valley 853 Comment
  SBBG132166  Lupinus guadalupensis S. A. Junak, B. Collins 1991-4-24 SCI 165 Los Angeles near bottom of Eel Point grade 73 Comment
  SBBG98500  Lupinus hirsutissimus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5268 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll Comment
  SFV1886  Lupinus hirsutissimus K. A. Wilson 1961-3-11 977 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  UCR280502  Lupinus hirsutissimus R. G. Swinney 2014-5-13 16491 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  SD113407  Lupinus hirsutissimus Darley F. Howe Apr 1915 62 Los Angeles Claremont Comment
  RSA413742  Lupinus latifolius subsp. latifolius Robin S. Collins 1973-5-28 309 Los Angeles Angeles National Forest, San Gabriel Mts, Trail Canyon. 793 Comment
  CAS-BOT-BC211707  Lupinus longifolius Greene 1904-2-17 4008 Los Angeles Claremont Comment
  RSA252710  Lupinus microcarpus var. microcarpus P. H. Sullivan 1974-4-21 s.n. Los Angeles Devil's Punchbowl County Park, lower Holcomb Canyon. Comment
  UC1129650  Lupinus nanus A. D. Gifford 1935-3-28 521 Los Angeles 5 mi nne Tecuya Mountain; Tejon Quad. 365 Comment
  SEINET10871080  Lupinus pasadenensis Rowntree 1936-4-20 ROWNTREE s.n. Los Angeles At the end of new york avenue towards pasadena glen, pasadena, ca. Growing in Decomposed granite. Comment
  RSA550210  Lupinus sparsiflorus Walter Wisura, E. Roeder 1992-4-21 4704 Los Angeles West Mohave: Valyermo Rd. .3 mi. N of turnoff to St. Andrews. Comment
  RSA681845  Lupinus sparsiflorus subsp. sparsiflorus Scott D. White, Michael Honer 2003-6-11 9537 Los Angeles Liebre Mountains: Tapia Canyon. About 2 air miles east of Interstate 5 jtn. at Old Ridge Rt. 396 Comment
  CATA3026  Lupinus succulentus Amy Catalano 2016-3-11 032 Los Angeles Santa Catalina Island: Along Airport Road, about 170 meters north of KBRT/Airport Road junction, on west side of road 427 Comment
  RSA233605  Lupinus succulentus Robert F. Thorne 1970-3-6 39411 Los Angeles Santa Catalina Island: Indian Rock in Emerald Bay 15 Comment
  POM202250  Lupinus succulentus Philip A. Munz 1934-4-2 13147 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  RSA0060775  Lupinus truncatus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6815 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA414361  Lupinus truncatus M. B. Dunkle 1929-4-7 2109 Los Angeles Whites Landing, Santa Catalina Island. Comment
  RSA414365  Lupinus truncatus C. B. Liter, J. A. Powell 1928-4-25 s.n. Los Angeles Catalina Island, Hilltop SW of Avalon Comment
  SEINET3131627  Lupinus truncatus C. F. Baker 1909-4-19 5302 Los Angeles Claremont. Comment
  RSA177822  Lycium californicum Robert F. Thorne, Percy C. Everett 1965-5-11 34648 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  RSA428825  Lycium californicum M. B. Dunkle 1930-3-26 2151 Los Angeles Little Harbor, Santa Catalina Island. Comment
  RSA428862  Lycium cooperi Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UCR269929  Lycium cooperi R. G. Swinney 2010-6-1 13095 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  LA208027  Lyonothamnus floribundus subsp. aspleniifolius D. L. Johnson; 1965-1 Los Angeles Native to islands off Southern California; Planted in UCLA Botanical Garden Comment
  RSA5767  Lyonothamnus floribundus subsp. aspleniifolius L. R. Abrams, Wiggins 1931-7-6 382 Los Angeles San Clemente Island: vicinity of Mosquito Harbor. Comment
  SBBG96970  Lyonothamnus floribundus var. aspleniifolius S. Boyd with T. Ross, L. Arnseth 1990-4-8 4314 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UCR93325  Lythrum hyssopifolia Scott D. White 1996-5-15 4039 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  UC33200  Madia elegans J. H. Barber 1897-7-11 259 Los Angeles Mt. Gleason summit; Mt. Gleason summit Comment
  RSA599605  Madia elegans subsp. vernalis Steve Boyd, Lauren Raz 1997-3-31 9410 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  POM362171  Madia gracilis M. B. Dunkle 1931-4-22 2445 Los Angeles Santa Catalina Island, Middle Ranch Canyon. Comment
  POM362175  Madia gracilis L. C. Wheeler 1932-6-12 813 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  UCR119555  Madia minima L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  RSA0100999  Malacothamnus F. W. Peirson 1918-6-15 2672 Los Angeles Upper Mint Canyon, northwestern part of San Gabriel Mts. Comment
  RSA320826  Malacothamnus clementinus F. C. Boutin 1967-4-23 1653 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site. 305 Comment
  CAS-BOT-BC230901  Malacothamnus davidsonii C. B. Wolf 1931-10-23 2496 Los Angeles Swartout Valley, 1/8 ,i. E. of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  CAS-BOT-BC231884  Malacothamnus davidsonii Alice Eastwood 1919-6-21 9051 Los Angeles San Fernando Comment
  UC527634  Malacothamnus davidsonii C. B. Wolf 1931-7-2 2264 Los Angeles 0.5 mi above bridge over Little Tujunga Wash, on rd from Sunland to San Fernando Little Tujunga Wash 335 Comment
  CAS-BOT-BC206232  Malacothamnus fasciculatus Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Cahuenga Pass Comment
  UCR124458  Malacothamnus fasciculatus I. W. Clokey, B. C. Templeton 1929-1 4593 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  SBBG78570  Malacothamnus fasciculatus var. catalinensis M. E. Jones 1927-5-20 Los Angeles isthmus Comment
  UC1122012  Malacothamnus fasciculatus var. fasciculatus G. T. Nordstrom 1935-2-1 326 Los Angeles 1 1/2 mi e Mouth of Bearstrap Canyon; Tejon Quadrangle, Los Angeles National Forest Comment
  UCR142500  Malacothamnus fasciculatus var. fasciculatus F. R. Fosberg 1931-7-16 S- 5427 Los Angeles Channel Islands, Gallagher's Canyon, Santa Catalina Island 100 Comment
  CAS-BOT-BC206373  Malacothamnus fremontii John Thomas Howell 1947-7-18 23413 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  POM2948  Malacothamnus fremontii L. R. Abrams, E. A. McGregor 1908-6-21 401 Los Angeles Oak Grove Canyon, Liebre Mts. Comment
  RSA597373  Malacothamnus fremontii Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3702 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA802571  Malacothrix clevelandii Orlando Mistretta, Christine Mistretta 2011-7-1 5881 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  UC166690  Malacothrix clevelandii unknown 1906-6-10 Los Angeles Mt. Lowe San Gabriel Mts., Mt. Lowe Comment
  SD85027  Malacothrix foliosa subsp. foliosa E. R. Blakley 1962-6-9 5191 Los Angeles San Clemente Island; China Point. Comment
  CAS-BOT-BC347613  Malacothrix glabrata Katharine Brandegee No date on label s.n. Los Angeles Lancaster Comment
  SFV16001  Malacothrix glabrata V. Arnold, S. Cooper 1994-4-17 20 Los Angeles Mojave Desert Lancaster. Avenue I, 13 miles west of Highway 14. 640 Comment
  POM312520  Malacothrix saxatilis var. tenuifolia Malcolm A. Nobs, S. Galen Smith 1948-9-8 644 Los Angeles Mouth of creek, Just west of Malibu Comment
  RSA6053  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1932-10-3 4210 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  UC1069910  Malacothrix saxatilis var. tenuifolia A. D. Gifford 1934-5-8 204 Los Angeles 3 2/10 mi w and 1 3/10 mi n Castro Pk; Triunfo Pass Quad. Comment
  CAS-BOT-BC167861  Malosma laurina June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA0028721  Malosma laurina Joseph M. Keefe 2001-1-19 30942 Los Angeles End of sidewalk along Eagle Rock View Drive, south facing slope, south face of the Eagle Rock. 293 Comment
  UCR3971  Malva nicaeensis Art Whistler 1965-5-9 s.n. Los Angeles c. 200 yards west of the intersection of Brackenridge and Stagg Streets, Canoga Park 244 Comment
  SBBG71454  Malva parviflora R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA434888  Malva parviflora Robert Gustafson 1981-4-14 2162 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA652409  Marah macrocarpa var. macrocarpa Marion P. Harthill 1972-4-8 s.n. Los Angeles Azusa Cny. 1067 Comment
  RSA654642  Marrubium vulgare Fred Brooks, P. Sobkowiak 1988-4-23 11 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  UC25351  Marrubium vulgare J. H. Barber 296 Los Angeles Santa Monica Exp't Station Comment
  UCR281345  Marrubium vulgare R. G. Swinney 2014-5-27 16679 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA658521  Marrubium vulgare Diane Elliott 1985-4-19 6 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  RSA660754  Marrubium vulgare Jeff Weiler 1981-4-16 7 Los Angeles Cal Poly Pomona, NW slope of canyon behind Lot J. Behind Health Center. Comment
  RSA682292  Marsilea vestita R. E. Riefner 2002-9-8 2 -226 Los Angeles Chatsworth, Chatsworth County Park, NW portion of park. 320 Comment
  SDSU6323  Matricaria discoidea A. H. Gallup 1949-4-17 401 Los Angeles Lasca. 152 Comment
  POM362439  Matricaria matricarioides Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA94427  Matricaria matricarioides F. W. Peirson 1920-4-20 2104 Los Angeles 1085 New York Drive, Altadena. Comment
  RSA696047  Matricaria suaveolens Helen Stanley s.n. Los Angeles Roadside. Comment
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Jun 12 2019
  CAS-BOT-BC174974  Medicago lupulina Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8096 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountains 515 Comment
  RSA596456  Medicago lupulina R. G. Swinney 1989-7-12 s.n. Los Angeles San Gabriel Mountians, in and near Glendora Wilderness Park, Big Dalton Canyon. N end of Big Dalton Dam, near water line 518 Comment
  CHSC106485  Medicago sativa K. Dobry 1991-6-24 733 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA747287  Melaleuca citrina A. C. Sanders, T. B. Salvato 2009-5-19 36840 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. Comment
  CAS-BOT-BC281519  Melica imperfecta F. A. MacF. 1929-6-1 2511 Los Angeles La Tuna Canyon, Verdugo Hills Comment
  UC818865  Melica imperfecta F. R. Fosberg 1931-3-31 S 4430 Los Angeles Avalon; Santa Catalina Island 8 Comment
  UCD88289  Melica stricta A. A. Beetle 1942-6-25 3639 Los Angeles San Bernardino Mountain, 4 miles north of Big Pine Camp on Rt. 2. 1828 Comment
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Mar 25 2015
  CATA457  Melilotus indicus Sara L. Crockett, Mark Hoefs, Steve Junak 1997-3-27 600 Los Angeles Santa Catalina Island: 0.2 mile N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; ca. 10 m E of road 286 Comment
  UCD108078  Melilotus indicus Daryl Koutnik 1978-3-30 s.n. Los Angeles Northwest of intersection of Pacific Avenue and Culver Boulevard near base of Ballona Bluffs. 3 Comment
  RSA760711  Melinis repens R. G. Swinney 2008-12-2 9924 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  RSA188089  Mentha Robert F. Thorne 1965-6-23 34957 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon. 91 Comment
  UCR190861  Mentzelia R. G. Swinney 1999-7-5 7534 Los Angeles San Gabriel Mtns., upper Cedar Canyon, c. 0.5 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1915 Comment
  SEINET3412972 Image available Mentzelia affinis Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7994 Los Angeles Mojave Desert; Antelope Valley, north of Lancaster, 100 m west of Sierra Highway and 200 m south of Avenue A 703 Comment
  RSA167050  Mentzelia affinis W. G. Webb 1935-4-19 s.n. Los Angeles Tejon Ranchos, near Lebec Comment
  SBBG69291  Mentzelia albicaulis R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  RSA0019774  Mentzelia congesta Orlando Mistretta, Christine Mistretta 2011-6-23 5756 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  RSA69719  Mentzelia dispersa F. W. Peirson 1921-6-16 2799 Los Angeles north slope of Mt. Waterman, San Gabriel Mts. 2210 Comment
  RSA440459  Mentzelia laevicaulis T. S. Clare 1930-10-19 s.n. Los Angeles Big Santa Anita Canyon. Comment
  SEINET6084138  Mentzelia laevicaulis Unknown 1946-10-26 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UC56937  Mentzelia laevicaulis var. laevicaulis E. B. Babcock Nov 1902 Los Angeles near Pomona Comment
  LA200638  Mentzelia micrantha Unknown; 1951-3-15 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  RSA0011600  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2011-6-14 5685 Los Angeles Northern edge of San Gabriel Mountains, along Southern California Edison (SCE) transmission line corridor, 2.02 air miles S of SCE substation at Vincent, 1.49 miles N of Aliso Cyn Rd., W of Angeles Forest Hwy. 1208 Comment
  RSA567283  Mentzelia veatchiana Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3956 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA152114  Mentzelia veatchiana Wesley O. Griesel 1962-4-7 s.n. Los Angeles Little Rock Dam, desert foothills of San Gabriel Mts 976 Comment
  SBBG53308  Mesembryanthemum crystallinum D. M. Power 1972-11-11 Los Angeles terrace W of Wilson's Cove Comment
  RSA770895  Microseris linearifolia R. F. Thorne 1965-5-10 34483 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  SEINET7881025 Image available Microseris linearifolia F. R. Fosberg 1931-1 S 4419 Los Angeles Avalon, Pebble Beach Road; Santa Catalina Island 5 Comment
  SD7679  Microsteris gracilis J. C. Nevin none given Los Angeles Los Angeles Comment
  SBBG66675  Mimetanthe pilosa H. and M. Dearing 1944-10-1 5887 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  UC1518755  Mimulus Robert F. Thorne 1971-4-2 41432 Los Angeles n Mountain Ave. (Johnson's Pastures); San Gabriel Mts., Claremont 609 Comment
  CATA1943  Mimulus aurantiacus Reid Moran 1941-2-26 628 Los Angeles Santa Catalina Island: Johnson's Valley 91 Comment
  LA51920  Mimulus aurantiacus J. A. Ewan; 1930-5-30 2240 Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Peak 556 Comment
  RSA714688  Mimulus aurantiacus A. C. Sanders, Mark A. Elvin 2003-6-18 26950 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  UC1587667  Mimulus aurantiacus var. pubescens Tim Ross 1991-8-14 5785 Los Angeles 0.48 mi e Roundtop Truck Rd. (Pacifico Mtn. Rd.); San Gabriel Mtns., Pacifico Mtn. USGS 7.5' Quad. 1917 Comment
  UC729554  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-5-10 3509 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  RSA758007  Mimulus brevipes D. E. Bramlet, Jennifer Pareti 2008-5-6 4261 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. and 1.61km N of Plum Cyn. 482 Comment
  RSA598371  Mimulus fremontii var. fremontii Louis C. Wheeler 1967-5-24 9738 Los Angeles Indian Canyon, near mouth 701 Comment
  UCR227773  Mimulus guttatus R. F. Thorne 1966-4-29 36300 Los Angeles Channel Islands, Santa Catalina Island, upper Middle Ranch Canyon just below small reservoir 274 Comment
  POM156324  Mimulus guttatus L. R. Abrams 1902-7-1 2612 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA80137  Mimulus guttatus F. W. Peirson 1918-6-28 259 Los Angeles Sierra Madre trail to Mt. Wilson, San Gabriel Mountains 838 Comment
  RSA0056592  Mimulus johnstonii Naomi Fraga, Elizabeth A. Kempton 2008-7-2 2301 Los Angeles Pacific Crest Trail, ca. 0.5 miles north of Islip Saddle on route to Mount Williamson. 2226 Comment
  RSA748467  Mimulus pilosus R. G. Swinney, Cody Clarke 2001-8-22 8086 Los Angeles 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  RSA80487  Mimulus rubellus F. W. Peirson 1923-5-26 3527 Los Angeles Above Rock Creek Divide, north side of San Gabriel Mountains. 2073 Comment
  CAS-BOT-BC388664  Minuartia douglasii Geo. B. Grant 1906-6-10 6669 Los Angeles Mt Lowe, Castle Canyon Trail 1219 Comment
  CATA1952  Mirabilis laevis Robert F. Thorne, M. Z. Thorne 1973-2-12 42468 Los Angeles Santa Catalina Island: N of Marine Science Station at Fisherman's Cove 45 Comment
  SEINET3245862  Mirabilis laevis R. G. Swinney 2009-1 10164 Los Angeles San Gabriel Mtns. Foothils: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park. 296 Comment
  UCR149896  Mirabilis laevis R. G. Swinney 1999-6-18 7310 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  SD237497  Monardella breweri R. G. Swinney 2008-6-4 8944 Los Angeles San Gabriel Mountains: Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center (Valyermo 7.5'Q) 1470 Comment
  LA200987  Monardella hypoleuca subsp. hypoleuca Carl Wishner; 1996-6-21 2270 Los Angeles 500.0 Comment
  RSA579444  Monardella lanceolata Tim S. Ross, Steve D. Boyd 1994-6-22 8024 Los Angeles Sawmill Mountain: E side of main summit area; ca 570 m E of (5514-ft) summit. 1616 Comment
  RSA611353  Monolopia lanceolata Steve Boyd 1998-4-1 10129 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01 960 Comment
  UCR271881  Montia fontana R. G. Swinney 2011-6-23 15280 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  SD230266  Mucronea californica Louis C. Wheeler 1946-8-30 6326 Los Angeles West of Baldwin park: Albarnes Station, east side San Gabriel Wash, just north of Valley Blvd. Comment
  POM222639  Muhlenbergia asperifolia L. C. Wheeler 1932-8-2 1107 Los Angeles N Fork San Gabriel River, San Gabriel Mountains 1433 Comment
  UCR210288  Muhlenbergia californica R. G. Swinney 2008-7-16 9266 Los Angeles San Gabriel Mtns., Little Rock Creek Canyon, 1.6 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing 1817 Comment
  CHSC100188  Muhlenbergia microsperma John Dittes 2006-6-4 1393 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.3 air miles northwest of Chatsworth High School, ca. 0.9 air mile west of Topanga Blvd. ca. 0.8 air miles east x northeast of Santa Susana Pass. 381 Comment
  RSA0084492  Muhlenbergia microsperma R. G. Swinney 2010-4-13 12213 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  RSA604399  Muhlenbergia microsperma Sara L. Crockett, Steve Junak 1997-3-27 606 Los Angeles Santa Catalina Island. N slope of Little Harbor, directly above beach; ca 50 m upslope. 43 Comment
  UCR138997  Muhlenbergia rigens L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns., Goldenrod Spring, Ebey Canyon 595 Comment
  RSA649698  Muilla maritima Michael Horn 1991-5-3 20 Los Angeles San Gabriel Mountains, Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  LA92019  Munzothamnus blairii Peter H. Raven; 1962-4-12 17310 Los Angeles San Clemente Island, large canyon below the Tomb 243 Comment
  SD124876  Myoporum laetum A. C. Sanders 1986-7-30 6819 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr., east of Vista Del Mar Blvd. 29 Comment
  RSA187910  Nassella cernua R. F. Thorne 1966-4-29 36303 Los Angeles Santa Catalina Island: hillside along Airport Road before turn-off to Middle Ranch Canyon 457 Comment
  SBBG56993  Nassella cernua M. N. Ackley -Mar-1924 48 Los Angeles Eagle Rock 304 Comment
  UC121718  Nassella cernua H. E. Hasse 1895-4-8 Los Angeles Santa Monica Range Comment
  SBBG13310  Nassella lepida M. A. Piehl 1962-6-9 62348 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  RSA725308  Nassella pulchra K. Dobry 1991-5-22 d- 651 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA226060  Nasturtium officinale R. F. Thorne, C. W. Tilforth 1971-6-17 39937 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SD28084  Navarretia hamata Carl B. Wolf 1932-5-13 3620 Los Angeles Santa Catalina Island, Hamilton Canyon along ridge fence-line, hillside above canyon 244 Comment
  UCD48404  Navarretia hamata Robert F. Thorne 1966-4-6 35914 Los Angeles Santa Catalina Island: dry, rocky slopes of old quarry W of Empire Landing. 91 Comment
  JEPS4103  Navarretia hamata subsp. hamata Rimo Bacigalupi with G. T. Robbins, L. R. Heckard 1953-6-15 4196 Los Angeles 5.7 mi e Little Tujunga Canyon road junction with State Highway 118 (along Little Tujunga Canyon road); San Gabriel Mountains 609 Comment
  RSA219943  Navarretia hamata subsp. hamata F. R. Fosberg 1932-5-19 8185 Los Angeles mouth of San Dimas Canyon 100 Comment
  CATA1373  Navarretia hamata subsp. leptantha Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2495 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  RSA659944  Nemacladus sigmoideus Orlando Mistretta 1992-5-18 354 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA337430  Nemacladus sigmoideus R. F. Thorne, Gary D. Wallace 1973-4-25 43359 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA421321  Nemophila menziesii Barbara Hutchison 1941-4-2 20509 Los Angeles San Fernando Valley Comment
  RSA421325  Nemophila menziesii Richard Kirtland 1928-3-28 14751 Los Angeles Palos Verdes Hills. Comment
  RSA0098372  Nemophila menziesii subsp. integrifolia R. G. Swinney 2011-6-6 14995 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA252917  Nemophila menziesii var. integrifolia Robert F. Thorne, C. W. Tilforth 1973-4-20 43061 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UCR182265  Nemophila menziesii var. integrifolia R. G. Swinney, Dave Larson 1998-4-26 6034 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  RSA421304  Nemophila menziesii var. integrifolia Frances Runyan 1973-4-7 28 Los Angeles Agua Dulce, north of freeway 610 Comment
  UCR270644  Nemophila menziesii var. menziesii R. G. Swinney 2011-3-22 14183 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  HSC21274  Nicotiana glauca David Porter 1965-4-24 Los Angeles 5 mi. W of Newhall on Pico Canyon Rd., Newhall 610 Comment
  UCSC000651  Nicotiana glauca F. H. Raymond 1930-1-29 43 Los Angeles Calabasas, Santa Ynez Canyon 122 Comment
  RSA0048291  Nierembergia hippomanica P. R. Brown 1970-5-19 55 Los Angeles Trail, East hill, Canon de Lana. Comment
  RSA658435  Nothoscordum borbonicum J. C. Roos 1958-3-2 s.n. Los Angeles Evans and Reeves Nursery. Brentwood, West Los Angeles. Comment
  UC174208  Oenanthe sarmentosa Katharine Brandegee Los Angeles San Pedro Comment
  POM187768  Oenothera Thomas Craig 1933-10-9 2015 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  RSA0055090  Oenothera bistorta var. veitchiana Jim Shevock 1971-2-13 661 Los Angeles Mulholland Dr., Los Angeles 609 Comment
  RSA158231  Oenothera elata subsp. hirsutissima David P. Gregory 1961-7-12 472 Los Angeles San Gabriel Mountains: Prairie Fork, over the ridge from Wrightwood. Comment
  RSA248898  Oligomeris linifolia Robert F. Thorne 1973-4-12 42925 Los Angeles San Clemente Island, Horse Cove, S end of island. 5 Comment
  RSA776754  Oncosiphon piluliferum Steve Boyd 2006-5-11 11659 Los Angeles Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  UCR225149  Oncosiphon piluliferum Steve Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region, Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  RSA0119517  Opuntia basilaris var. basilaris R. G. Swinney 2014-4-18 16115 Los Angeles San Gabriel Mountains - desert slopes; s.w. of town of Littlerock, 1.4 miles e. of Cheseboro Rd., 100-300 m. south of Calif. Aquiduct, west of Little Rock Siphon and Little Rock Wash, coord. taken from center of survey area. 896 Comment
  RSA0104815  Orobanche bulbosa Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek. 579 Comment
  RSA765200  Orobanche californica subsp. feudgei Justin M. Wood 2010-5-10 1605 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA584587  Orobanche fasciculata Tim S. Ross, Steve D. Boyd 1993-5-23 7222 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  RSA775126  Orobanche fasciculata Orlando Mistretta, Christine Mistretta 2010-6-7 5276 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  SBBG125458  Orobanche fasciculata A. Parikh, N. Gale 2010-6-18 3326 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1235 Comment
  UCR271122  Orobanche fasciculata R. G. Swinney 2011-7-8 15499 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA0059440  Orobanche fasciculata Mark Hoefs 1973-6-5 348 Los Angeles Santa Catalina Island: S. facing slope of Mt. Orizaba, above Sweet-water. 304 Comment
  RSA0076497  Orobanche fasciculata Timothy S. Ross, Steve Boyd 1990-5-14 2509 Los Angeles Between Gold Canyon and Trail Canyon, on Forest Service Rd. 3N29, 1.2 miles N of its junction with Big Tujunga Canyon Rd (Mt. Gleason Avenue). 740 Comment
  RSA0104807  Orobanche fasciculata Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon. 1250 Comment
  CAS-BOT-BC502952  Orobanche vallicola Fay A. Mac Fadden 1942-3-8 16187 Los Angeles Tick Canyon; between MInt and Soledad canyons, north of San Fernando [elev. is for this canyon floor per note on sheet] 762 Comment
  POM50458  Osmorhiza brachypoda L. R. Abrams 1901-4-13 1511 Los Angeles Wilsons Peak Trail. Comment
  PASA1829  Osmorhiza nuda Sally Ellis 1940-4-16 Los Angeles Eve's canyon, Claremont Comment
  UCR178794  Oxalis corniculata subsp. corniculata R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  OBI53697  Oxalis pes-caprae Vicki Arnold 1994-3-6 5 Los Angeles Sepulveda Bsin, Woodley Ave S of Burbank Blvd Comment
  UCR206273  Oxytheca parishii R. G. Swinney 2008-6-10 8990 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  JEPS37244  Packera ionophylla F. W. Peirson 1919-6-14 475 Los Angeles Rock Creek Canyon San Gabriel Mts. 1752 Comment
  CAS-BOT-BC253672  Panicum capillare F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottoms, near Los Angeles Comment
  LA33793  Parietaria hespera var. hespera Peter H. Raven; Henry J. Thompson 1959-5-5 14155 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  UCR177758  Parietaria hespera var. hespera LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 956 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  CAS-BOT-BC173258  Parietaria judaica R. E. Riefner, Jr. 2006-1-12 06 -13 Los Angeles South Coast: San Pedro, Point Fermin 13 Comment
  POM364352  Paspalum distichum Geo. L. Moxley 1915-9-2 442 Los Angeles Ave. 54th between Abbott and Ash streets Comment
  UCD110573  Passiflora caerulea A. C. Sanders; D. Malueg 2001-5-17 24330 Los Angeles Los Angeles Basin. Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 121 Comment
  UCR230250  Pectocarya anisocarpa Dan S. Cooper 2011-4-28 411- 1 Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  RSA188020  Pectocarya linearis subsp. ferocula R. F. Thorne 1966-4-28 36255 a Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  SBBG36256  Pectocarya linearis subsp. ferocula S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 498 Los Angeles Cape Cyn, along E side of Cape Cyn Rd, ca. 2.4 rd mi from intersection with Airport Rd 377 Comment
  UCR258763  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-6-1 13130 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  RSA251461  Pectocarya linearis subsp. ferocula R. F. Thorne 1973-4-11 42824 Los Angeles San Clemente Island: upper part of Norton Canyon. 335 Comment
  SBBG108989  Pectocarya linearis subsp. ferocula S. A. Junak 1997-3-13 SCl 781 Los Angeles SE side of small gully on ridge between 2 forks of first cyn S of Mosquito Cyn 304 Comment
  UCR220039  Pectocarya penicillata R. G. Swinney 2009-4-24 10459 B Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR255805  Pectocarya penicillata R. G. Swinney 2010-5-12 12751 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR126859  Pectocarya recurvata A. C. Sanders 2003-4-29 26180 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA549557  Pectocarya recurvata Tim Ross 1992-4-4 6105 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  RSA592149  Pectocarya setosa L. C. Wheeler 1967-5-8 9350 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  LA35253  Pedicularis densiflora Mary V. Hood; 1937-3-11 37 4 * Los Angeles Comment
  RSA425330  Pedicularis semibarbata Albert J. Perkins 1928-4-23 s.n. Los Angeles Mt. Pacofico. 1677 Comment
  CHSC118868  Pelargonium grossularioides Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey St in abandoned citrus orchard. 233 Comment
  SD243371  Pelargonium grossularioides Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey Street in abandoned citrus orchard. 232 Comment
  UCR25158  Pelargonium peltatum Rand Ch. Isbell 1970-5-10 11 Los Angeles Palos Verdes Peninsula, off Palos Verdes Drive South c. 6 mi. from Marineland, on federal land. Within 150 ft. of the ocean 26 Comment
  RSA686715  Pellaea andromedifolia T. R. Pray 1960-3-20 1650 Los Angeles Elizabeth Canyon Comment
  POM155799  Pellaea andromedifolia var. andromedifolia M. B. Dunkle 1928-4-21 1881 Los Angeles Santa Catalina Island: Renton Mine Hill 304 Comment
  UCR137596  Pellaea andromedifolia var. andromedifolia R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  RSA0084665  Pellaea mucronata subsp. californica T. R. Pray 1958-7-25 1101 Los Angeles E end of San Gabriel Mountains. 2439 Comment
  RSA133468  Pellaea mucronata var. mucronata P. H. Raven, Henry J. Thompson 1959-4-3 13912 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 Comment
  RSA0089477  Pellaea mucronata var. mucronata Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 562 Los Angeles Santa Catalina Island. Upper part of Hamilton Canyon drainage, just downslope from Airport Road. 304 Comment
  CHSC3695  Penstemon centranthifolius Mary Mac Arthur 1966-4-28 12 Los Angeles Horse trail camp- West Antelope Valley. 914 Comment
  NY583835  Penstemon centranthifolius A. M. Ottley 1920-5-3 564 Los Angeles Big Tujunga Wash 335.3 Comment
  UCR223172  Penstemon centranthifolius R. G. Swinney 2009-7-22 11325 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA0096804  Penstemon grinnellii R. G. Swinney 2011-10-10 15753 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UCR277254  Penstemon grinnellii R. G. Swinney 2010-9-30 13941 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  UCR78114  Penstemon grinnellii Wandalee Thompson 1964-6-16 50 Los Angeles San Gabriel Mtns., Liebre Mountains, Pine Canyon Road, N-2, near foot of Liebre Mtn. c. 10 mi. west of Lake Elizabeth 1128 Comment
  UCR140965  Penstemon grinnellii subsp. grinnellii June Latting 1973-6-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek, above Fenner Fire Camp 1707 Comment
  JEPS17963  Penstemon heterophyllus var. australis George B. Rossbach 1955-6-20 492 Los Angeles Los Angeles Crest Highway (Route 2) about 2 mi n Mill Creek Summit (near Aliso Canyon Road); n of Mill Creek Summit 1219 Comment
  LA51914  Penstemon heterophyllus var. australis W. O. Griesel; 1936-6-16 sn Los Angeles Santa Monica Mountains, Triunfo Canyon Comment
  UC314545  Penstemon heterophyllus var. australis Marcus E. Jones, A. M. 1926-6-2 Los Angeles Claremont Comment
  SEINET10376032 Image available Penstemon rostriflorus Wesley O. Griesel 1961-1 Los Angeles State Hwy. 2 near White Thorn Picnic Area, San Gabriel Mountains 2286 Comment
  POM292802  Penstemon spectabilis Lyman D. Benson 1945-5-11 11685 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  RSA640312  Penstemon spectabilis Louis C. Wheeler 1931-6-11 s.n. Los Angeles Dr. Huntington's Grove: (vicinity of Claremont). Comment
  SFV3441  Penstemon spectabilis M. L. Vincent 1961-5-10 46 Los Angeles Santa Monica Mountains Mulholland Highway, 0.25 miles east of Seminole Hot Springs. Comment
  UCR107832  Penstemon spectabilis var. spectabilis Matilda Low 1997-4-3 31 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges). NW corner of Mills Ave & Foothill Blvd 412 Comment
  SD37455  Penstemon spectabilis var. subviscosus Edith A. Purer 1931-3-5 1557 Los Angeles Griffith Park, hillsides Comment
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Jun 9 2016
  VVC3121  Pentachaeta lyonii Tim Thomas 1979-5-14 256 Los Angeles Santa Monica Mountains, Stunt Ranch; small mdw 75 m NE from end of paved driveway. 380 Comment
  RSA0062912  Pentagramma triangularis T. S. Ross, Steve Boyd 1991-4-25 4581 Los Angeles San Gabriel Mountains: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E fork of the San Gabriel River). 792 Comment
  RSA0062915  Pentagramma triangularis Lyman Benson 1945-1-20 11591 Los Angeles Upper end of upper reservoir, San Gabriel River Canyon. San Gabriel Mountains, Pacific Slope drainage. 427 Comment
  RSA0065222  Pentagramma triangularis Hulda Crooks 1946-3-11 234 Los Angeles Big Dalton Canyon. 366 Comment
  RSA0065225  Pentagramma triangularis R. F. Thorne, J. Henrickson 1963-5-5 32300 Los Angeles Upper part of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  RSA0070821  Pentagramma triangularis I. W. Clokey, B. Templeton 1929-04 4444 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  UCSB62246  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-10-1 Los Angeles San Gabriel Mtns., NW Mill Creek Summit, Aliso Cyn. ca. 1/4 mi. w. of Wagonwheel Rancho Hq. 1158 Comment
  POM158295  Perityle emoryi M. B. Dunkle 1928-4-29 1902 Los Angeles Little Harbor, Santa Catalina Island. 9 Comment
  SD41964  Perityle emoryi Darley F. Howe 1947-3-22 Los Angeles Santa Monica Comment
  SFV2975  Phacelia M. L. Vincent 1962-5-19 245 Los Angeles Mojave Desert One mile from the Pearblossom turnoff to Valyermo. 975 Comment
  RSA122310  Phacelia austromontana Marcus E. Jones 1926-7-8 s.n. Los Angeles San Antonio Peak. Comment
  CLARK-A1528-5434  Phacelia cicutaria John C. Roos 1947-5-17 3627 Los Angeles Placerita Canyon Comment
  RSA427624  Phacelia cicutaria var. hispida F. R. Fosberg 1931-3-31 4432 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 75 Comment
  UCR155394  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato 2005-5-24 30263 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  RSA74187  Phacelia cicutaria var. hispida F. W. Peirson 1921-6-19 161 Los Angeles North Fork of San Gabriel River. 1006 Comment
  RSA597012  Phacelia curvipes Tim S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3807 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  UC1375400  Phacelia davidsonii Robert F. Thorne and C. W. Tilforth 1971-6-30 40762 Los Angeles along a dry branch of creek 0.3 mi below Alder Saddle; San Gabriel Mts., Angeles National Forest, S Fork of Little 1615 Comment
  RSA11583  Phacelia davidsonii P. A. Munz 1921-6-17 4624 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2043 Comment
  CHSC8298  Phacelia distans Edward L. Smith 1958-2-18 313 Los Angeles Located in Cobal Canyon. San Gabriel Mt. Range. 609 Comment
  CHSC95764  Phacelia distans LeRoy Gross; Laura Moore 2000-6-5 220 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  UC1426035  Phacelia distans Robert F. Thorne 1966-4-15 35989 Los Angeles old raised beach 2/3 mi sse Eel Point (n of Seal Cove, sw side of island); San Clemente Island 30 Comment
  UCR276977  Phacelia distans R. G. Swinney 2010-6-1 13151 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA228881  Phacelia distans Robert F. Thorne 1971-6-26 40617 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 427 Comment
  SD127605  Phacelia egena Scott Zona, D. Arias, et al. 21-28 Jun 1989 336 Los Angeles Mountain High Ski Resort; west of Wrightwood, north slopes of San Gabriel Mountains. 2018 Comment
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Jan 21 2011
  RSA317212  Phacelia fremontii Michael C. Long 1974-4-21 s.n. Los Angeles Devil s Punchbowl Co. Park, SW of Headquarters. 1463 Comment
  RSA426163  Phacelia fremontii T. W. Minthorn 1923-5-30 s.n. Los Angeles 3 miles W of Palmdale Comment
  SBBG11719  Phacelia imbricata E. R. Blakley 1958-5-9 2259 Los Angeles 2 mi E of Gorman 1097 Comment
  RSA134024  Phacelia imbricata subsp. imbricata L. R. Heckard 1953-6-14 496 Los Angeles Near junction of road to upper Chilao recreation area along road to Horse Flat Public Camp 1829 Comment
  RSA228885  Phacelia imbricata subsp. imbricata Robert F. Thorne 1971-6-26 39980 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road on N slope of Occidental Peak 1646 Comment
  RSA230718  Phacelia imbricata subsp. patula Robert F. Thorne 1969-7-9 38506 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  SDSU21057  Phacelia imbricata subsp. patula Ian Cain, Ryan Gilmore 2010-6-3 1490 Los Angeles Angeles National Forest, San Gabrial Mountains. Roughly 2.49km east of Mount Gleason summit 1730 Comment
  UC24393  Phacelia lemmonii Samuel B. Parish June 1887 1880 Los Angeles Rock Creek Comment
  JEPS2128  Phacelia longipes Frank W. Peirson 1919-4-19 381 Los Angeles Pacoima Canyon San Gabriel Mountains 487 Comment
  POM18151  Phacelia longipes P. A. Munz 1923-5-26 6828 Los Angeles San Gabriel Mountains, Big Rock Creek on loose dry slope. 1524 Comment
  POM7593  Phacelia minor P. A. Munz 1920-5-2 3818 Los Angeles San Dimas Canyon. 457 Comment
  RSA11077  Phacelia minor Carl B. Wolf 1928-3-29 1586 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  SBBG15510  Phacelia minor W. G. Webb 1935-2-23 Los Angeles Eagle Rock Comment
  SD170138  Phacelia mohavensis Victor Duran 1933-7-11 3512 Los Angeles Sulphur Springs, San Gabriel Mountains. 1524 Comment
  UCSC001206  Phacelia pedicellata Peter Kamb 1948-5-6 950 Los Angeles desert foothills of the San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock 975 Comment
  RSA0106739  Phacelia ramosissima R. G. Swinney 2011-5-19 14764 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  SEINET12280344  Phacelia ramosissima Unknown 1933-1 8520 Los Angeles desert valley near Los Angeles Comment
  CAS-BOT-BC159100  Phacelia ramosissima var. latifolia Ernest Braunton 1902-7-6 508 Los Angeles L.A. River Comment
  RSA233419  Phacelia ramosissima var. ramosissima Robert F. Thorne 1969-7-9 38589 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines. 2088 Comment
  UCR90063  Phacelia tanacetifolia P. F. Horner 1973-3-30 60 Los Angeles Along Road near entrance to Phacelia Sanctuary near Edwards AFB 883 Comment
  RSA595003  Phalaris aquatica Mark Hoefs, Steven Junak, Janet Takara, Misty Gay 1995-7-13 2374 Los Angeles Santa Catalina Island. Silver Peak Trail Road, off Upper West End Road. 476 Comment
  RSA607617  Phalaris aquatica L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 822 Comment
  SD90272  Phalaris lemmonii Robert F. Thorne 1973-4-12 42957 Los Angeles San Clemente Island; S of Pyramid Cove near Silver Mine, moist bottom of old bomb crater 29 Comment
  RSA592519  Pholistoma auritum Mark Hoefs, D. Propst 1973-3-14 80 Los Angeles Cape Canyon, Santa Catalina Island. 290 Comment
  RSA595422  Pholistoma auritum Mark Hoefs, Robert F. Thorne 1996-4-6 2645 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  UC881292  Pholistoma auritum I. Johnston 1917-3-29 1249 Los Angeles above Claremont Claremont Comment
  CAS-BOT-BC222556  Pholistoma auritum var. auritum John I. Carlson 1918-4-24 s.n. Los Angeles Griffith Park Comment
  RSA715209  Pholistoma membranaceum Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1942 Los Angeles Fort Tejon Road. Comment
  SBBG125863  Pholistoma membranaceum A. Parikh, N. Gale 2010-6-2 3255 Los Angeles Sierra Pelona 3.7 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1140 Comment
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Mar 31 2014
  UC1245414  Pholistoma membranaceum Joseph T. Gregory 1932-3-31 70 Los Angeles edge of Mojave Desert Little Rock Creek; Mojave Desert, Little Rock Creek 914 Comment
  UC72009  Pholistoma racemosum unknown March 1900 831 Los Angeles Avalon Catalina Isl, Avalon Comment
  JEPS2663  Pholistoma racemosum C. F. Millspaugh 1920-2-7 4687 Los Angeles Pebble Beach Canyon Santa Catalina Island Comment
  RSA420808  Phoradendron macrophyllum Raymond J. Dobbs 1929-1-1 s.n. Los Angeles Arroyo Seco. Comment
  RSA524637  Phoradendron villosum Tim S. Ross, Steve D. Boyd 1990-6-6 2812 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA682952  Phyllospadix torreyi E. Yale Dawson 1957-12-5 17895 Los Angeles 25200 block Malibu Rd. Malibu Beach, Los Angeles, Co. Comment
  RSA682966  Phyllospadix torreyi E. Yale Dawson 1957-3-14 16351 Los Angeles Lechuza Point, Los Angeles County Comment
  UC1004312  Pickeringia montana var. montana J. Warren 1952-5-27 Los Angeles Las Flores Canyon; roadcut 457 Comment
  UC1234587  Pickeringia montana var. montana Peter H. Raven 1962-5-1 17508 Los Angeles Saddle Peak Rd 2.4 mi above junction with Tuna Canyon Road; Santa Monica Mountains 731 Comment
  SEINET4044587 Image available Picris echioides D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 825 meters from coast. 22.5 slope, aspect 269. 167 Comment
  RSA0025153  Pinus contorta var. murrayana Jane Tirrell 2012-6-11 LS 0065 Los Angeles North-facing gravelly slope 30 feet above Pacific Crest Trail, approximately 1 mile east of Windy Gap. 2554 Comment
  SFV18303  Pinus coulteri J. N. Hogue 2002-7-21 179 2 Los Angeles San Gabriel Mountains Angeles National Forest, Camp Eaton (= Camp Cumorah Crest), 3 km NE of Newcomb Ranch. 1860 Comment
  RSA771573  Pinus lambertiana R. G. Swinney 2009-6-2 11011 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  POM96951  Piperia cooperi Philip A. Munz 1925-4-23 9417 Los Angeles San Gabriel Canyon 305 Comment
  RSA304258  Piperia cooperi James R. Shevock 1970-5-3 178 Los Angeles Decker Canyon [near Agua Dulce Canyon, San Gabriel Mountains] 244 Comment
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Sep 17 2015
  SBBG132318  Plagiobothrys S. A. Junak, B. Collins 1991-4-26 SCI- 234 A Los Angeles along rd to field station, N side of rd 411 Comment
  RSA599624  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-4-16 9518 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  UCR122608  Plagiobothrys arizonicus George K. Helmkamp, E. A. Helmkamp 1998-5-21 4043 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  UCR127890  Plagiobothrys arizonicus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26091 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  POM368889  Plagiobothrys arizonicus A. Menke 1955-4-10 s.n. Los Angeles Frenchman Flat Comment
  JEPS21221  Plagiobothrys canescens var. catalinensis George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 996 /6159 Los Angeles Santa Catalina Island Comment
  SBBG131670  Plantago coronopus S. A. Junak 1999-5-20 SCa 938 Los Angeles ridge between Cottonwood and Escondido Cyns, S side of Cottonwood-Black Jack Rd, ca. 0.6 mi up from reservooir 256 Comment
  RSA401965A  Plantago erecta M. B. Dunkle 1929-3-17 2060 Los Angeles Cape Canyon. Santa Catalina Island. Comment
  UC28038  Plantago erecta J. H. Barber 1897-3-23 89 Los Angeles near Soldiers' Home; Santa Monica Comment
  POM18197  Plantago erecta P. A. Munz 1923-4-10 6752 Los Angeles San Clemente Island: canyon-wall, south of 'Lemon Tank'; east coast Comment
  RSA164773  Plantago lanceolata R. M. Straw 1956-10-18 954 Los Angeles Weed along sidewalks; Pasadena Comment
  UCR271724  Plantago lanceolata R. G. Swinney 2011-3-26 14208 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  JEPS64467  Platanthera sparsiflora Frank W. Peirson 1919-6-15 505 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  RSA0045423  Platanthera sparsiflora Wendy Boes, Andrew Wheeler 2009-7-13 2009 -042 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  SEINET3818341 Image available Platanthera sparsiflora R. G. Swinney 1998-7-14 6415 Los Angeles San Gabriel Mountains; Columbine Spring north slope of pine Mountain Ridge and flowing into Prarrie Fork 0.3 miles south of Camp Lupine 2195 Comment
  POM153294  Platanus racemosa P. A. Munz, I. M. Munz 1928-9-29 11181 Los Angeles Rock Creek 1159 Comment
  UCR108191  Platanus racemosa M. E. Siqueiros D. 1997-3-19 4380 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave. & Foothill Blvd. west of main paved road, north of Foothill Blvd. 50 m from NW fence. 412 Comment
  RSA0021444  Platanus racemosa M. R. Everett 1941-07 s.n. Los Angeles University of Southern California, Library lawn Comment
  LA206294  Platystemon californicus A. M. Johnson; 1932-4-17 3969 Los Angeles 6 mi. W of Palmdale Comment
  RSA445697  Platystemon californicus John P. Hill 1929-4-15 s.n. Los Angeles Verdugo Woodlands Comment
  RSA445740  Platystemon californicus H. E. Hasse, Anstruther Davidson 1906-6-6 s.n. Los Angeles Big Rock Creek Comment
  RSA66242  Platystemon californicus F. W. Peirson 1920-3-28 2103 Los Angeles North slope of low hills at foot of Tujunga Canyon, w. end of San Gabriel Mountains. 457 Comment
  CAS-BOT-BC91658  Platystemon californicus Le Roy Abrams 1895-4-1 s.n. Los Angeles University. Comment
  RSA433728  Plectritis ciliosa subsp. insignis Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Exper. For. trail to flumes 4 and 5, San Dimas Canyon, San Gabriel Mt. Comment
  UCR125258  Pluchea sericea A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25496 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  RSA630375  Poa annua L. C. Wheeler 1967-5-15 9592 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth. 441 Comment
  SBBG127051  Poa palustris A. Parikh, N. Gale 2011-7-7 3543 Los Angeles Barley Flats, 4.3 km W of Shortcut Station, 1.1 km N of St Hwy 2; San Gabriel Mtns 1696 Comment
  RSA332609  Poa pratensis subsp. pratensis Wayne E. Sawyer 1981-6-16 53 Los Angeles San Gabriel Mtns., Angeles National Forest: 200' NE of Little Jimmy Campground 2256 Comment
  IRVC27982  Poa secunda A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26113 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  POM158251  Poa secunda M. B. Dunkle 1928-3-31 1782 Los Angeles Santa Catalina Island. Campo Blanco 152 Comment
  RSA518013  Poa secunda Steve Boyd, Orlando Mistretta 1986-3-31 1549 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA639182  Poa secunda L. C. Wheeler 1967-5-15 9591 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth. 441 Comment
  RSA649658  Poa secunda Michael Horn 1991-5-7 33 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site 1463 Comment
  UC1595439  Poa secunda subsp. juncifolia Tim Ross 1992-4-4 6064 Los Angeles 1 mi se Black Butte (middle butte of Three Sisters); sw Mojave Desert 969 Comment
  RSA229729  Poa secunda var. secunda R. F. Thorne 1971-6-26 40605 Los Angeles Summit of Mt. Wilson 1738 Comment
  SEINET1004838  Polygala cornuta var. fishiae J. H. Barber 1898-1 Los Angeles Santa Monica Canon Comment
  UC57521  Polygala cornuta var. fishiae J. H. Barber 1898-7-3 Los Angeles Comment
  UC850002  Polygonum aviculare subsp. aviculare Ezra C. Knopf 154 Los Angeles Santa Catalina Island Comment
  RSA579561B  Polygonum aviculare subsp. depressum Tim S. Ross, S. D. Boyd 1994-9-20 8255 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road. 980 Comment
  JEPS50628  Polygonum lapathifolium Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  UCR219920  Polygonum lapathifolium R. G. Swinney, Jane Strong 2009-4-21 10399 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  UCR54515  Polygonum lapathifolium S. J. Myers 1988-11-15 s.n. Los Angeles Soledad Canyon, Santa Clara River at Lang Crossing 488 Comment
  UCR108444  Polygonum punctatum L. C. Wheeler 1946-9-22 6371 Los Angeles Rosemead Blvd. and San Gabriel Blvd, just north of intersection 62 Comment
  RSA584058  Polypodium californicum T. S. Ross, Steve Boyd 1991-4-25 4589 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 Comment
  UCR270475  Polypodium californicum R. G. Swinney 2011-11-1 15936 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UCSB62379  Polypodium californicum Kiefer, Lawrence 1967-5-13 Los Angeles San Gabriel Mtns., N of Mt. Wilson, Shortcut Canyon, tributary of the W fork of the San Gabriel River, ca, 0.75mi up 1066 Comment
  CAS-BOT-BC232404  Polypogon monspeliensis Ernest C. Twisselmann 1964-5-7 9393 Los Angeles Mojave Desert. Avenue E, 0.5 mile E of Highway US 6, Rosamund region 617 Comment
  CATA1253  Polypogon monspeliensis Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2333 Los Angeles Santa Catalina Island: Catalina Harbor 3 Comment
  RSA658525  Polypogon monspeliensis Diane Elliott 1985-5-17 36 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  SBBG17191  Polypogon monspeliensis M. Vincent 1962-5-4 270 Los Angeles Malibu Beach lagoon at Malibu Comment
  UCSB462  Polypogon monspeliensis H., J. 1934-7-3 Los Angeles San Dimas Exp. Forest; Dam no. 2, stream channel; sec 1, T 1N, R 9W 822 Comment
  LA10113  Polypogon monspeliensis H. M. Plunkett; A. M. Johnson 1932-5-5 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  SEINET10861092  Polypogon monspeliensis Carl C. Epling, M. Epling 1925-5-15 Epling s.n. Los Angeles Griffith Park Comment
  UCR261758  Polypogon semiverticillatus R. G. Swinney 2010-9-13 13835 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  RSA191036  Polypogon viridis R. F. Thorne 1963-1 s.n. Los Angeles Rancho Santa Ana Botanic Garden, Claremont. 396 Comment
  SBBG14832  Polystichum scopulinum L. L. Kiefer 1963-1-1 358 Los Angeles 8 mi E of Hwy 39 intersection on Hwy 2 2133 Comment
  SEINET3892988  Potamogeton pectinatus Louis C. Wheeler 1946-8-28 6302 Los Angeles San Gabriel Mountains. Caldwell Lake.; 0 1570 Comment
  CAS-BOT-BC453950  Potamogeton pectinatus Rev. J. C. Nevin 1882-1-1 s.n. Los Angeles Los Angeles Comment
  POM366488  Potentilla anserina var. grandis Geo. L. Moxley 1917-8-18 616 Los Angeles Cienega, Southwest from Los Angeles Comment
  LA99320  Poterium sanguisorba Jonathan Sauer; J. Leishman 1978-4-18 5994 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  CAS-BOT-BC157933  Prunus emarginata I. M. Johnston 1918-7-5 2079 Los Angeles Head of San Antonio [Canon] Canyon 2346 Comment
  RSA0019863  Prunus emarginata Orlando Mistretta, Christine Mistretta 2011-6-29 5763 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  POM88069  Prunus ilicifolia Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  RSA660634  Prunus ilicifolia subsp. ilicifolia Matt Bogdanoff 1981-5-25 25 Los Angeles Glendora Mtn. Rd., 5.2 mi N of junction with Sierra Madre Ave., N of Glendora. 671 Comment
  SD90543  Prunus ilicifolia subsp. lyonii Robert Thorne 1966-4-16 36075 Los Angeles San Clemente Island:Small grove in bottom of canyon below Lemon Tank near dump, S of Nanny, NE side of island 182 Comment
  UC1204738  Prunus ilicifolia subsp. lyonii Huron H. Smith 1912-6-20 5119 Los Angeles Santa Catalina Island, Cherry Canyon Cherry Canyon; Santa Catalina Island, Cherry Canyon 243 Comment
  UCR272727  Prunus lyonii M. B. Dunkle 1939-11-24 7343 Los Angeles Channel Islands, Mosquito Summit, San Clemente Island 366 Comment
  RSA580457  Prunus virginiana var. demissa Tim S. Ross, Steve D. Boyd 1994-5-11 7801 Los Angeles Atmore Meadows: between Liebre and Sawmill Mountains; streams draining southward to the North Fork of Fish Canyon. (sections not demarcated). 1317 Comment
  CAS-BOT-BC356410  Pseudognaphalium beneolens Timothy S. Ross; Steve Boyd 1994-9-20 8267 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 934 Comment
  CAS-BOT-BC356565  Pseudognaphalium biolettii Le Roy Abrams 1898-1-1 s.n. Los Angeles Ballona Harbor Comment
  LA105579  Pseudognaphalium biolettii Barry A. Prigge; 1989-5-10 8702 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 30 Comment
  SBBG51803  Pseudognaphalium biolettii M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SBBG96851  Pseudognaphalium biolettii S. Boyd with T. Ross, L. Arnseth 1990-4-7 3201 Los Angeles upper reaches of China Cyn Comment
  SEINET4044521 Image available Pseudognaphalium biolettii D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 350 Comment
  UCR96410  Pseudognaphalium biolettii Scott D. White 1997-2-2 4655 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  RSA724503  Pseudognaphalium biolettii K. Dobry 1990-3-25 221 Los Angeles Simi Hills at Dayton Canyon Comment
  SBBG118935  Pseudognaphalium californicum S. D. White with P. De Vries 2004-6-14 10500 a Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  CAS-BOT-BC357287  Pseudognaphalium microcephalum Geo. B. Grant 1901-1-1 s.n. Los Angeles Pasadena Comment
  RSA574305  Pseudognaphalium stramineum R. G. Swinney 1994-5-7 2824 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  SBBG63242  Pseudognaphalium stramineum M. N. Ackley -Mar-1928 222 Los Angeles Eagle Rock 243 Comment
  RSA596068  Pseudognaphalium stramineum L. C. Wheeler 1946-8-28 6285 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  OBI2576  Pseudotsuga macrocarpa Larry E. Brown 1970-5-2 1789 Los Angeles San Gabriel Mts. Collected 4 mi N of Valyermo Comment
  UCR265516  Psilocarphus tenellus Dan S. Cooper 2015-3-3 315- 10 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, utility road on west flank of Burbank Peak 345 Comment
  RSA158301  Psilocarphus tenellus P. H. Raven 1962-5-9 17664 Los Angeles Near head of canyon at S end of Mosquito Cove, San Clemente Island 290 Comment
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Dec 25 2010
  RSA600108  Psilocarphus tenellus L. C. Wheeler 1948-4-26 6637 Los Angeles Pasadena, Oak Grove Park. 305 Comment
  RSA0011718  Pteris vittata J. D. Olmsted 1959-9-29 1039 Los Angeles Base of Morris Dam along San Gabrial River along seepage in steep cut, west slope 366 Comment
  SEINET3246024  Pterostegia drymarioides T. B. Salvato, Sanda Murcia 2007-1 2005 Los Angeles San Gabriel Mountains: Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi S of the Elkins avenueentrance gate. 195 Comment
  UCR259573  Pterostegia drymarioides R. G. Swinney 2010-4-1 12141 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR162508  Pulicaria paludosa Anuja Parikh, Nathan Gale 2004-9-9 2094 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 2) in vicinity of confluence of Chiquito Canyon 274 Comment
  LA83695  Purshia glandulosa O. H. Kappler; 1946-4-13 Los Angeles N slope of San Gabriel Mountains, southern Antelope Valley 914 Comment
  CHSC98601  Purshia tridentata var. glandulosa LeRoy Gross 2005-5-3 2196 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T04N, 05N R09W, 10W S06, 01, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. Alt: 1085-1215m. 1150 Comment
  SEINET10628880  Pyrus communis Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3806 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  NY248647  Quercus X grandidentata J. A. Ewan 1934-12-27 8487 Los Angeles 2 mi. above A.T. & S.F. tracks at mouth of sawpit Canyon (i.e. Monrovia C.), San Gabriel Mts. 228.6 Comment
  SFV865  Quercus agrifolia P. G. Kilburn 1957-10-31 533 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 350 Comment
  UC440371  Quercus agrifolia Carl Epling 1930-3-8 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UCD45096  Quercus agrifolia Jack Delaini 1974-4-5 92 Los Angeles Elev. C. 1350 ft.; common near base of canyon 411 Comment
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Sep 25 2015
  UCR271611  Quercus agrifolia var. agrifolia R. G. Swinney 2011-11-3 15987 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  CAS-BOT-BC62819  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles 11.4 mi. west of Palmdale, beside road to Elizabeth lake Comment
  RSA571667  Quercus berberidifolia Fay A. MacFadden 1931-7-8 3078 Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA655466  Quercus berberidifolia LeRoy Gross 2000-11-12 325 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  SFV907  Quercus berberidifolia P. G. Kilburn 1958-9-19 875 Los Angeles Santa Susana Mountains Oat Mountain. 945 Comment
  UC1870281  Quercus berberidifolia LeRoy Gross 2000-11-11 324 Los Angeles Verdugo Mountains: Along Foothill Blvd. just west of Hillrose Street in Sunland. Elev. 1200 Feet. 365 Comment
  RSA188339  Quercus chrysolepis Robert F. Thorne, M. Z. Thorne 1966-5-31 36420 Los Angeles Santa Catalina Island. Ridge running from S end of Mt Orizaba, S side of S fork of Fern Canyon 488 Comment
  RSA476889  Quercus chrysolepis L. E. Hoffman 1931-5-11 s.n. Los Angeles Millard's Canyon, Angeles Nat'l Forest. Comment
  RSA476912  Quercus chrysolepis George B. Grant 1904-6-14 1380 Los Angeles Mt. Wilson. 1524 Comment
  UC847899  Quercus chrysolepis Marcus E. Jones, A. M. 1882-2-27 3035 Los Angeles Pasadena Comment
  UCR209653  Quercus chrysolepis R. G. Swinney 2008-7-2 9111 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek, 1.0 mi. north of junction of Hwy 2 & Old Hwy 39 [at Reed Spring] 1878 Comment
  UCR223546  Quercus chrysolepis R. G. Swinney 2009-6-2 11007 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR255781  Quercus chrysolepis R. G. Swinney 2010-4-15 12270 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  UCR270033  Quercus chrysolepis R. G. Swinney 2011-7-21 15531 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UCSB31743  Quercus chrysolepis Miller, Brian; Gause, Gerry 1964-9-6 Los Angeles Crystal Lake, San Gabriel Mountain range 1584 Comment
  CAS-BOT-BC86372  Quercus dumosa Fordyce Grinnell 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  RSA598261  Quercus engelmannii R. G. Swinney 1989-5-20 s.n. Los Angeles In and near Glendora Wilderness Park, Big Dalton Canyon. 150 yds E of Big Dalton Campground, 1 mi NE of Glendora Mtn. Rd. 427 Comment
  RSA654504  Quercus engelmannii Lyman Benson 1946-12-20 12266 Los Angeles Thompson Creek, just north of San Antonio Ave. NW of Claremont. San Gabriel Mt. 457 Comment
  UCR95506  Quercus garryana var. breweri Steve Boyd, Lauren Raz 1996-10-8 9007 Los Angeles Liebre Mtns. region, upper southerly flank of Martindale Canyon, just up from Willow Spring on Forest Service Road 6N08, c. 0.2 mi. NW of the junction with 6N07. 1402 Comment
  SD75502  Quercus pacifica Reid Moran 1941-3-14 708 Los Angeles Santa Catalina Island, Middle Ranch, near creek 199 Comment
  CAS-BOT-BC248854  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 264 Los Angeles Santa Catalina Island, Sweetwater Canyon 300 Comment
  SBBG43934  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UC1349050  Quercus tomentella Robert F. Thorne and P. Everett 1965-5-10 34503 Los Angeles upper end of Gallagher Canyon Santa Catalina Island, Gallahger Canyon 411 Comment
  UC284716  Quercus tomentella P. A. Munz 1923-4-10 6693 Los Angeles near Lemon Tank; San Clemente Island Comment
  SEINET7072898  Quercus turbinella A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  UCR223649  Quercus wislizeni R. G. Swinney 2009-6-24 11265 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCR270994  Quercus wislizeni var. frutescens R. G. Swinney 2011-4-28 14543 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  SEINET177446  Ranunculus aquatilis H. N. Hait 1903-6-26 Los Angeles unspecified 1219 Comment
  POM156305  Ranunculus californicus L. R. Abrams 1903-3-8 3104 Los Angeles Near Inglewood. Comment
  RSA0051624  Ranunculus californicus L. E. Hoffman 1945-3-26 s.n. Los Angeles Santa Monica Mountains. 304 Comment
  UC625091  Ranunculus hebecarpus F. R. Fosberg 1931-3-24 S 4348 Los Angeles Hamilton Canyon Santa Catalina Island (s wall) 40 Comment
  UCR41721  Raphanus sativus G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  POM293233  Raphanus sativus Lyman Benson 1948-3-27 12857 Los Angeles Claremont. 366 Comment
  RSA0072148  Retama monosperma Orlando Mistretta 1996-4-16 1959 Los Angeles San Gabriel Montains region: San Antonio Canyon. Along Mt. Baldy Road near canyon mouth. 1050 Comment
  UCR180041  Rhamnus californica R. G. Swinney, Dave Larson 1996-8-7 5232 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  CAS-BOT-BC55988  Rhamnus ilicifolia H. E. McMinn 1925-8-16 1556 Los Angeles Sawpit Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC55993  Rhamnus ilicifolia V. B. 1907-9-2 1270 Los Angeles Cajon Pass 609 Comment
  CAS-BOT-BC56001  Rhamnus ilicifolia John Thomas Howell 1928-3-2 3362 Los Angeles Griffith Park Comment
  RSA599808  Rhamnus ilicifolia Steve Boyd, Lauren Raz 1997-3-25 9300 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA724528  Rhamnus ilicifolia K. Dobry 1991-3-15 d- 432 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  RSA802575  Rhamnus ilicifolia Orlando Mistretta, Christine Mistretta 2011-7-6 5915 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  SBBG26915  Rhamnus ilicifolia W. R. Dudley, F. H. Lamb 1896-6-7 Los Angeles Kings Cyn, Antelope Valley Comment
  UC592780  Rhamnus ilicifolia unknown 1927-7-24 670 Los Angeles 0.5 mi e Montrose Comment
  UC80237  Rhamnus ilicifolia C. F. Baker 1903-8-2 3653 Los Angeles near Claremont; San Antonio Canyon Comment
  UCR199996  Rhamnus ilicifolia Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1342 Los Angeles Transverse Ranges; Verdugo Mountains, La Crescenta Valley Park, near confluence of Verdugo Wash and Cunningham Canyon 457 Comment
  CAS-BOT-BC59781  Rhamnus pirifolia G. B. Grant 1901-4-9 8972 Los Angeles Avalon. Comment
  RSA390860  Rhamnus pirifolia R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  UC124600  Rhamnus pirifolia H. M. Hall 1908-6-15 8270 Los Angeles Swains' Canyon Santa Catalina Island Comment
  RSA128014  Rhamnus tomentella subsp. tomentella Peter H. Raven, H. J. Thompson 1959-10-18 14679 Los Angeles In chaparral along Muholland Highway 2.9 mi. east of Decker Road. 663 Comment
  CAS-BOT-BC199076  Rhus aromatica Timothy S. Ross; Steve Boyd 1993-5-23 7276 Los Angeles Clearwater Canyon, ca 170-230 m WSW of Plum Spring, Green Valley 7.5' USGS quad. - Liebre Mountains 777 Comment
  LA62811  Rhus integrifolia Joseph Dunlavy; 1934-5-4 4481 Los Angeles Santa Catalina Island, Santa Catalina Island, S side, near isthmus Comment
  SBBG11609  Rhus integrifolia P. H. Raven 1962-5-8 17611 Los Angeles second cyn S of Seal Cove 30 Comment
  SBBG12015  Rhus integrifolia E. R. Blakley 1962-1-7 4834 Los Angeles head of Avalon Valley 152 Comment
  LA62980  Rhus ovata F. R. Fosberg; 1932-5-7 8152 Los Angeles Santa Catalina Island, Grand Canyon, upper falls 150.0 Comment
  UC124175  Rhus ovata K. Brandegee May 1890 Los Angeles Pasadena Comment
  UCR100059  Rhus ovata R. G. Swinney 1967-4-5 329 Los Angeles San Gabriel Mtns,, c. 300 yds north of Hwy 66 in Irwindale, c. 500 yds east of the San Gabriel River Channel Comment
  RSA588058  Rhus trilobata Orlando Mistretta 1994-4-15 1039 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1036 Comment
  UC1130580  Rhus trilobata Jerome S. Horton 1936-3-27 262 Los Angeles Tanbark Flats 822 Comment
  RSA550390  Rhus trilobata var. quinata T. S. Ross 1992-7-10 6638 Los Angeles Big Tujunga Canyon, 310 m E of where Coldwater Canyon meets Big Tujunga Creek; E side of road to Colby Ranch. 963 Comment
  UCSB44529  Ribes aureum Dynowski, Monica 1977-1-28 Los Angeles On east side of Azusa Ave; 1/4 mile south of its junction with Francisquito Ave; San Jose Hills; Valinda 228 Comment
  UCR5946  Ribes aureum var. gracillimum Sally Crum 1966-4-16 s.n. Los Angeles San Gabriel Mtns, south end of San Lorenzo Nursery, boundary road in Cloverleaf Canyon 1067 Comment
  SDSU5938  Ribes californicum var. hesperium J. Godsil 1952-4-1 147 Los Angeles Angeles National Forest, near Coldstream Guard Station; Azusa Canyon. 1036 Comment
Read comments
Aug 5 2014
  RSA788772  Ribes indecorum Mark A. Elvin, M. Wall 1997-3-5 364 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 200 m off road. Sandy alluvial wash. Comment
  LA205480  Ribes malvaceum O. A. Plunkett; 1926-3-6 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  RSA441487  Ribes malvaceum var. viridifolium Ora M. Clark 1929-1-27 1485 Los Angeles North Hollywood Comment
  CAS-BOT-BC219298  Ribes nevadense J. Ewan 1934-8-10 8402 Los Angeles 0.5 mile above Buckhorn, Mount Waterman region, San Gabriel Mountains 2042 Comment
  CAS-BOT-BC209696  Ribes quercetorum Le Roy Abrams; E. A. McGregor 1908-6-19 319 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA608342  Ribes roezlii Louis C. Wheeler 1930-3-8 9 Los Angeles San Gabriel Mountains: San Dimas Canyon.. . Comment
  RSA641687  Ribes roezlii Orlando Mistretta 1993-6-2 859 Los Angeles San Gabriel Mountains: Near Vincent Gap, south slope of Vincent Gulch. 2085 Comment
  CAS-BOT-BC186154  Ribes roezlii var. roezlii Timothy S. Ross; Steve Boyd 1994-6-23 8063 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1597 Comment
  RSA127412  Ribes speciosum H. J. Thompson 1959-3-22 1870 Los Angeles 1 mile W of Triunfo Canyon, 3 miles W of Malibu Lake, Lobo Canyon. 274 Comment
  CATA160  Ricinus communis Mark L. Hoefs, A. Douglas Propst 1973-3-14 121 Los Angeles Santa Catalina Island: Upper White's Landing Road 144 Comment
  RSA648997  Ricinus communis Scott Lowe 1991-5-12 25 Los Angeles San Gabriel River channel, about 50 m. north of the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  CATA1085  Rosa californica Mark L. Hoefs 1995-5-16 2035 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  UCR209450  Rosa californica R. G. Swinney 2008-10-7 9488 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA729490  Rosa woodsii subsp. gratissima R. G. Swinney 1999-6-21 7380 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  CAS-BOT-BC146955  Rosa woodsii var. gratissima R. J. Dobbs 1924-7-17 3001 Los Angeles Near Buckhorn 1828 Comment
  RSA598680  Rubus Louis C. Wheeler 1949-5-19 6705 Los Angeles Potrero Heights. Comment
  RSA366405  Rubus parviflorus L. E. Hoffman 1928-8-17 s.n. Los Angeles Buckhorn, Angeles National Forest 2165 Comment
  POM296507  Rubus ursinus Lyman D. Benson 1945-3-25 11612 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  RSA177861  Rubus ursinus Robert F. Thorne, Percy C. Everett 1965-5-12 34630 Los Angeles Santa Catalina Island, upper end of Middle Canyon. 305 Comment
  UC861854  Rubus ursinus Ira W. Clokey, B. Templeton Apr. 1929 4518 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 250 Comment
  RSA466052  Rumex conglomeratus F. R. Fosberg 1930-6-23 S 2996 Los Angeles Del Rey. 1 Comment
  RSA466092  Rumex hymenosepalus Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA0098782  Rumex salicifolius R. G. Swinney 2011-6-1 14942 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA383647  Ruppia maritima Robert Gustafson 1981-4-29 2223 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR276938  Salazaria mexicana R. G. Swinney 2010-5-21 12863 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  CATA1242  Salicornia pacifica Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2320 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  CAS-BOT-BC103156  Salix bonplandiana Peter H. Raven; Henry J. Thompson 1958-10-11 13762 Los Angeles 0.3 miles south of junction of roads at summit, Saddle Peak 731 Comment
  RSA762368  Salix exigua R. G. Swinney 2009-3-13 10106 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  UCR187197  Salix exigua A. C. Sanders 2006-5-16 32326 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  RSA0038289  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles Bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa., In gravelly alluvium. Upper Sonoran Zone. 300 Comment
  SD252377  Salix exigua Steven A. Junak 1999-7-16 Sca 1051 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. 27 Comment
  LA208751  Salix laevigata Carl Hedin; Joseph Ewan 1932-5-10 7654 Los Angeles Verdugo Canyon, Fernbrook Pl, (Area 3) Comment
  LA52064  Salix laevigata Carl Epling; L. Ellison 1930-3-1 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA12346  Salix laevigata Fay A. MacFadden 1933-05 10999 Los Angeles Verdugo Mountains: Tujunga Wash, Stonehurst. Comment
  SBBG59099  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles lower Topanga Cyn 15 Comment
  UC506443  Salix laevigata Carl Hedin and Joseph Ewan 1932-4-30 7692 Los Angeles stream along Baldwin Hills near Higuera Rd. Culver City Comment
  UC846600  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4646 Los Angeles San Francisquito Canyon 800 Comment
  UCR270254  Salix laevigata R. G. Swinney 2011-6-30 15397 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA0034851  Salix laevigata var. araquipa Carl W. Sharsmith 1932-1-19 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  CAS-BOT-BC128137  Salix lasiandra var. lasiandra A. J. McClatchie s.n. Los Angeles Pasadena Comment
  LA208797  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-25 7661 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  POM182038  Salix lasiolepis F. R. Fosberg 1932-1-26 7172 Los Angeles At top of grade between Calabasas and Agoura. 285 Comment
  RSA729943  Salix lasiolepis R. G. Swinney 1999-6-18 7299 Los Angeles Big John Flat, SE end along canyon bottom of east of fork of Boulder Canyon. 1732 Comment
  RSA776519  Salix lasiolepis Jane Tirrell 2011-5-26 LS- 9 a Los Angeles Along north side of Highway 2 near mile marker 67.7. 2284 Comment
  UCD111658  Salix lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles Santa Monica Mountains. Near mouth of Topanga Canyon. 15 Comment
  RSA0034688  Salix lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Agoura (Picture City), Santa Monica Mts. Comment
  RSA92642  Salix lasiolepis F. W. Peirson 1921-4-3 9608 Los Angeles Pacoima Canyon, west end of San Gabriel Mountains 518 Comment
  LA201041  Salpichroa origanifolia George T. Hastings; 1950-7-23 sn Los Angeles Comment
  CAS-BOT-BC176843  Salsola australis Timothy S. Ross; Steve Boyd 1994-9-20 8223 Los Angeles Upper Bee Canyon: drainage on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road 740 Comment
  UCR198209  Salsola australis M. O'Brien 2004-10-14 s.n. Los Angeles Southern California Coast, Malibu Lagoon, along entry road 8 Comment
  LA30493  Salsola tragus Jane Turner; T. Mosquin 1958-11-16 C- 52 Los Angeles Comment
  POM294055  Salsola tragus Lyman Benson 1945-10-22 11898 Los Angeles Pacific Slope drainage area. 335 Comment
  RSA756961  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-14 2450 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 17 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1140 Comment
  RSA469653  Saltugilia splendens subsp. grantii M. B. Dunkle 1933-7-11 3652 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  UC303706  Saltugilia splendens subsp. grantii D. L. Crawford 1916-6-30 Los Angeles Bear Canyon San Antonio Mts., Bear Canyon 2133 Comment
  CATA3144  Salvia apiana Sarah Ratay, Tyler Dvorak 2011-5-8 138 Los Angeles Santa Catalina Island: Open ridge above Silver Canyon, ca. 0.4 air miles southwest of end of Lone Tree Road 409 Comment
  RSA681958  Salvia apiana Sarah Swartzentruber, Michael Denslow, LeRoy Gross, Bill Hogshead 2003-6-17 1 Los Angeles Verdugo Mountains: The south side of the Verdugo Mountains, on the west side of Brand Canyon. Above the fire road across from the Brand Canyon debris dam. 262 Comment
  SEINET10499050  Salvia apiana Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4788 Los Angeles Santa Catalina Island; Catalina Conservancy Land, KBRT Radio transmitting station - The Womans Club Grove. 5 miles northwest of the city of Avalon. Colletions made in cooperation with the Catalina Conservancy. 410 Comment
  RSA401629A  Salvia apiana William Emboden 1969-5-28 30 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442829  Salvia apiana William Emboden 1969-5-28 14 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  SD38573  Salvia apiana Florence Post 1931-4-21 1979 Los Angeles Foothill Blvd. near Mt Wilson toll gate. Comment
  RSA599711  Salvia columbariae Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9460 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat , a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UC1713565  Salvia columbariae E. D. Palmer May 1903 Los Angeles Garvanza Comment
  CAS-BOT-BC183874  Salvia columbariae Timothy S. Ross; Steve Boyd 1994-5-4 7684 Los Angeles Head of South Portal Canyon: northwest of Grass Mountain on forest service road that follows South Portal Canyon 1179 Comment
  RSA0051564  Salvia columbariae Geo. R. Julian 1962-4-20 s.n. Los Angeles 10 miles east of Pearblossom. Comment
  SEINET7047905  Salvia columbariae Steven R. Hill, Kate Kramer 2001-4-22 33354 Los Angeles North side of San Gabriel Mountains, south side of Antelope Valley, Johnson Road, 6.2 miles north-northeast of junction with Elizabeth Lake Road, 3 miles south of junction of Avenue I and 110th Street West. Elevation about 3080 feet. Comment
  SBBG20203  Salvia dorrii var. dorrii M. A. Piehl 1963-5-18 63307 Los Angeles foothills just N of Godde Pass 914 Comment
  UC1537572  Salvia leucophylla Gordon H. True Jr. 1935-5-16 289 Los Angeles near Saugus (lower end of Bouquet Canyon); Bouquet Canyon 457 Comment
  RSA654073  Salvia mellifera Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 736 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy 427 Comment
  UC1124835  Salvia mellifera A. D. Gifford 1935-4-20 607 Los Angeles 2.5 mi e Whitaker Pk.; Angeles National Forest, Tejon Quad. 914 Comment
  UC883828  Salvia mellifera C. F. Baker 1904-5-5 4751 Los Angeles hills near Claremont Comment
  UCR153554  Salvia mellifera A. C. Sanders 2005-5-11 30184 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  UCR255785  Salvia mellifera R. G. Swinney 2010-4-20 12304 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  LA200603  Salvia spathacea Martha Hilend Kinsey; 1935-4-6 sn Los Angeles Santa Monica Mountains, Stone Canyon Comment
  SEINET12286995  Sambucus caerulea H. W. Graham 1927-1 991 Los Angeles along trail and road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson near Los Angeles Comment
  RSA177668  Sambucus mexicana R. F. Thorne, P. Everett 1965-5-10 34441 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  RSA477558  Sambucus mexicana E. S. Spalding 1931-8-1 s.n. Los Angeles near Manhattan Beach. Comment
  RSA590485  Sambucus mexicana T. S. Ross, Walter Appleby 1993-5-20 7211 Los Angeles Western San Gabriel Mts: vicinity of Los Pinetos Spring. 890 Comment
  RSA609983  Sambucus mexicana L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  UC1348870  Sambucus mexicana Robert F. Thorne 1966-4-28 36210 Los Angeles Renton Mine Rd Santa Catalina Island, Pebbly Beach Canyon (upper end) 259 Comment
  UCR159808  Sambucus mexicana Phillip Robinson 1991-5-9 350 Los Angeles Los Angeles Basin region; San Gabriel Valley, Sycamore Canyon, 0.25 miles south of intersection of Beverly Blvd. & Workman Mill. 0.5 miles east of Workman Mill on trail into canyon. [City of Industry, SW of Rio Hondo College, east of 605 Fwy] Comment
  CATA950  Sambucus nigra subsp. caerulea Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1815 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  UCR259096  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-9 13753 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SBBG13250  Sanicula arguta M. A. Piehl 1962-6-10 63299 Los Angeles E of Thirst 304 Comment
  SEINET7063487  Sanicula bipinnata A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  LA82385  Sanicula crassicaulis O. H. Kappler; 1943-5-2 386 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA250695  Sanicula crassicaulis R. F. Thorne 1971-4-2 41432 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  SEINET269288  Sanicula crassicaulis Scott D. White, Chet McGaugh 1995-5-9 3004 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  UC420481  Sanicula crassicaulis Geo. B. Grant May, 1905 1172 Los Angeles Pasadena Comment
  RSA471470  Sanicula crassicaulis E. S. Spalding 1923-4-4 s.n. Los Angeles Laurel Canyon, Southern California. Comment
  SEINET7122201  Sarcostemma cynanchoides G. B. Grant 972 Los Angeles Covina Comment
  RSA602474  Sarcostemma cynanchoides subsp. cynanchoides Scott D. White 1997-5-8 5070 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  RSA445300  Satureja mimuloides Geo. L. Moxley 1914-9-7 280 Los Angeles Arroyo Seco Canyon. Comment
  RSA202930  Schinus molle L. C. Wheeler 1932-7-9 948 Los Angeles 1 mile SW San Dimas. Comment
  UCR178043  Schinus molle LeRoy Gross 2003-1-18 682 Los Angeles Transverse Ranges: Verdugo Mountains Region, West side of saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. 610 Comment
  RSA599788  Schismus barbatus Steve Boyd, Lauren Raz 1997-3-25 9281 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA654556  Schismus barbatus Benjamen Rangel 1992-4-12 777 -8 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  SFV20787  Schismus barbatus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 690 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  RSA602955  Schoenoplectus americanus Mark Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2482 Los Angeles Santa Catalina Island: Little Harbor. 3 Comment
  POM1407  Schoenoplectus americanus I. M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek at Dominguez Comment
  RSA602291  Schoenoplectus maritimus R. G. Swinney 1994-8-1 3143 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin. N side of water margin. 366 Comment
  SBBG105081  Schoenoplectus pungens var. badius T. Ross, M. Gay, J. Takara 1993-4-20 6825 Los Angeles N side of Little Harbor near outlet of Little Springs Cyn 2 Comment
  UC57094  Scirpus maritimus Ernest Braunton Sep 1902 677 Los Angeles Los Angeles Comment
  JEPS45900  Scirpus microcarpus Louis C. Wheeler 1932-9-5 1344 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1066 Comment
  RSA135227  Scrophularia californica Peter H. Raven 1960-5-21 15412 Los Angeles Coastal safe association, University of California, Los Angeles. 122 Comment
  SD66844  Scrophularia villosa R. Mitchell Beauchamp 1967-6-3 562 Los Angeles north side of canyon, south of Thirst, San Clemente Island Comment
  RSA733092  Scutellaria tuberosa R. G. Swinney 2001-4-17 7874 Los Angeles Glendora, Morgan Canyon plateau 402 Comment
  RSA612287  Scutellaria tuberosa Louis C. Wheeler 1934-4-6 2510 Los Angeles San Dimas Canyon, San Gabriel Mountains. 442 Comment
  CAS-BOT-BC62022  Selaginella bigelovii Tim Ross; Steve Boyd 1991-4-25 4583 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon 731 Comment
  CAS-BOT-BC62032  Selaginella bigelovii L. R. Abrams; I. L. Wiggins 1931-7-6 341 Los Angeles Vicinity of Mosquito Harbor Comment
  RSA683756  Selaginella bigelovii Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  UCR252568  Selaginella bigelovii R. G. Swinney 2010-6-21 13258 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  RSA0070065  Selaginella bigelovii Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 18 Los Angeles Deer Valley Trail. 41 Comment
  RSA0044686  Senecio bernardinus Francis Fultz 1920-9-1 s.n. Los Angeles Top Tehunga [Tujunga?] Pass Comment
  RSA0073282  Senecio douglasii Bonnie C. Templeton, H. J. Andrews 1938-6-22 1700 Los Angeles Mint Canyon. Comment
  SFV13415  Senecio flaccidus var. douglasii W. M. Perry 1980-8-29 115 Los Angeles San Gabriel Mountains Pine Mountain [??], Cattle Canyon. Comment
  UCD135490  Senecio flaccidus var. douglasii T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  SD52908  Senecio lyonii Peter H. Raven 1962-5-21 17817 Los Angeles Santa Catalina Island, Middle Ranch 214 Comment
  SDSU498  Senecio lyonii D. F. Howe 1968-2-24 4489 Los Angeles South of Fourth of July Cove, Santa Catalina Island. Comment
  RSA599187  Senecio mikanioides Scott D. White 1997-3-12 4737 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  UCR150963  Setaria adhaerens Sandra L. Leatherman, Brian Daniels 1998-10-27 57 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north of Esguerra Road 488 Comment
  CAS-BOT-BC243576  Setaria parviflora A. Davidson M. D. 1892-8-1 3176 Los Angeles Washington and Alameda St., Los Angeles Comment
  CAS-BOT-BC243582  Setaria parviflora Peter H. Raven; Henry J. Thompson 1959-9-18 14435 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard, west Los Angeles 76 Comment
  UCSB469  Setaria viridis B., K. 1943-8-21 Los Angeles Volfe Canyon above end of road, San Dimas Experimental Forest, San Gabriel Mountains Comment
  SBBG94045  Sibara filifolia M. R. Benedict 1971-6-25 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SD186159  Silene antirrhina A. C. Sanders, Helen Kennedy 2005-4-13 29420 Los Angeles Santa Clarita area, lower Mint Canyon at Mint Canyon. 456 Comment
  RSA584305  Silene californica Timothy S. Ross 1993-6-7 7370 Los Angeles W end of the San Gabriel Mtns: ca 500 ft. NNE of Los Pinetos Spring on mesic N slope of knoll. 614 Comment
  RSA0093050  Silene gallica Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14345 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  RSA477880  Silene gallica Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles.[Los Angeles River?] Comment
  RSA724899  Silene gallica K. Dobry 1991-5-13 487 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SEINET3372075  Silene gallica G. Rink 2011-6-3 10591 Los Angeles Hills east of Diamond Bar, highly disturbed site 387 Comment
  UCR205130  Silene gallica R. G. Swinney 2008-4-17 8692 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  SFV21078  Silene gallica L. Gross 2001-2-17 338 Los Angeles Verdugo Mountains North side of mountains east of Hostetter Mountainway. Follow dirt road that splits east of Hostetter, parallel with 210 Freeway. This road dips down into a canyon then climbs back up and around the first ridge east facing slope. 549 Comment
  RSA598265  Silene laciniata subsp. major R. G. Swinney 1989-5-17 s.n. Los Angeles in and near the city of Glendora. SW boundary of Glendora wilderness park along firebread adjacent to Bluebird Hill 396 Comment
  CAS-BOT-BC389571  Silene parishii Charles F. Richter 1920-9-1 s.n. Los Angeles Pleasant View Ridge, San Gabriel Mts Comment
  RSA639713  Silene verecunda subsp. platyota L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA729653  Silene verecunda subsp. platyota R. G. Swinney 1998-7-6 6281 Los Angeles San Gabriel Mtns.: Mescal Canyon, 0.8 mile north of junction of Hwy 2 and Mescal Canyon Rod. 1732 Comment
Read comments
Jan 26 2014
  POM490  Sisymbrium altissimum D. L. Crawford 1915-7-2 563 Los Angeles Claremont. Comment
  RSA310146  Sisymbrium altissimum Wayne E. Sawyer 1981-7-10 90 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle And junction of CA Hwy 39, 1.8 mi. from Dawson Saddle 2287 Comment
  RSA709955  Sisymbrium altissimum LeRoy Gross 2005-4-28 2149 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR150593  Sisymbrium officinale L. C. Wheeler 1967-5-3 9801 Los Angeles Transverse Ranges; San Gabriel Mountains region, Sycamore Flat Campground, Big Rock Creek 1311 Comment
  RSA592152  Sisymbrium officinale L. C. Wheeler 1967-5-7 9281 Los Angeles Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon 609 Comment
  RSA724382  Sisymbrium orientale K. Dobry 1991-6-13 d- 718 -a Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  UCR260333  Sisymbrium orientale R. G. Swinney 2010-5-4 12542 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA0110777  Sisymbrium orientale Steven A. Junak 2000-5-18 SCa- 1302 Los Angeles Santa Catalina Island. E end of beach at Parsons Landing. 3 Comment
  UCR191273  Sisyrinchium R. G. Swinney 1999-7-28 7573 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch 732 Comment
  POM1753  Sisyrinchium bellum I. M. Johnston 1918-5-5 1888 Los Angeles Trumbull Canyon, Puente Hills 30 Comment
  RSA608882  Sisyrinchium bellum Louis C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga. 549 Comment
  RSA666855  Solandra maxima A. C. Sanders, D. Malueg 2001-5-17 24331 Los Angeles Montebello Hills in Montebello, 11 acres gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decomissioned. 122 Comment
  CATA1324  Solanum douglasii Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2421 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 243 Comment
  RSA0062515  Solanum douglasii R. G. Swinney 2010-4-20 12313 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA187717  Solanum douglasii Robert F. Thorne 1966-4-5 35863 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  SD90473  Solanum douglasii Robert F. Thorne 1973-4-11 42847 Los Angeles San Clemente Island: middle portion of Norton Canyon, canyon bottom 274 Comment
  RSA652701  Solanum douglasii Phillip Robinson 1991-5-9 357 Los Angeles Sycamore Canyon 0.25 miles south of Beverly Blvd and Workman Mill Road. 0.75 miles east of Workman Mill Rd on trail into canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy.] Comment
  RSA657957  Solanum douglasii S. Campbell 1980-6-2 27 Los Angeles Verdugo Mountains: Found 500 feet west off Sierra Place 244 Comment
  SD85100  Solanum douglasii E. R. Blakley 1962-10-5 5425 Los Angeles old mill site, Hen Cove north of Whites Landing, Santa Catalina Island 3 Comment
  UC472142  Solanum douglasii J. Ewan 1930-3-8 3715 Los Angeles Verdugo Range, Southard Peak Trail Southard Peak Trail; Verdugo Range, Southard Peak Trail Comment
  SEINET7262322 Image available Solanum elaeagnifolium J. A. Ewan 1932-1 680 Los Angeles West Los Angeles Comment
  NY821122  Solanum parishii F. Beckwith 06 1915 167 Los Angeles Los Angeles Comment
  RSA492622  Solanum sarrachoides Robert Gustafson 1981-5-15 2222 Los Angeles Ballona Wetlands, Area 1 Comment
  UCR205051  Solanum umbelliferum R. G. Swinney 2008-3-31 8585 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  POM223246  Solanum umbelliferum R. Cooper 1936-5-23 3 Los Angeles Mohave Desert between Phelanand newPalmdale Rd. Comment
  RSA427419  Solanum umbelliferum L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  POM11715  Solanum wallacei R. L. Pendleton, Reed 1909-7-2 1366 Los Angeles Road east of Avalon, Santa Catalina Island. 3 Comment
  UC1211037  Solanum wallacei Huron H. Smith 1912-5-31 5045 Los Angeles Santa Catalina Island, Pebble Beach Road Santa Catalina Island; , Pebble Beach Road 7 Comment
  SD112051  Solanum wallacei subsp. clokeyi Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; east side of Black Jack Mountain Comment
  UC41540  Solanum wendlandii Earnest Braunton July 1901 Los Angeles Los Angeles Comment
  SEINET6186067  Solanum xanti G. B. Grant June 02 no year 1218 Los Angeles Mt. Lowe 1524 Comment
  UCR223666  Solidago californica R. G. Swinney 2009-6-12 11134 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA0036049  Solidago confinis R. G. Swinney 2009-11-18 11652 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  RSA518119  Solidago confinis Christopher Davidson 1967-9-7 960 Los Angeles Mt. Baldy trail from Baldy Village, near Bear Flat. 1524 Comment
  UCR139948  Soliva sessilis L. C. Wheeler 1963-5-24 8257 Los Angeles Los Angeles Basin, Pasadena, northeast corner of N Hudson Ave. and E Walnut St. 256 Comment
  UCR256460  Sonchus asper R. G. Swinney 2010-6-8 13191 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR210215  Sonchus oleraceus R. G. Swinney 2008-10-22 9668 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  LA212313  Sonchus oleraceus L. Haines; 1949-7-22 s.n. Los Angeles Canoga Park. Comment
  RSA474082  Sonchus oleraceus F. R. Fosberg 1930-6-26 S- 3002 Los Angeles Culver Garden. 15 Comment
  LA10625  Sorghum halepense Marion Olsen; June 1926 sn Los Angeles Arcadia Comment
  UC40226  Sorghum halepense J. Burtt Davy Oct 1896 2855 Los Angeles Pomona Comment
  CHSC3664  Spartium junceum Mary Mac Arthur 1966-6-4 47 Los Angeles San Gab Mts. Past Wilson Turnoff-Angeles Crest. 914 Comment
  UCD108501  Spartium junceum Marc Meyer 1993-4-10 5 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  UCR258920  Spartium junceum R. G. Swinney 2010-5-7 12618 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  UCR213427  Spergula arvensis A. C. Sanders, Dan S. Cooper 2010-3-12 37327 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA602077  Spergula arvensis L. C. Wheeler 1946-7-9 6220 Los Angeles San Gabriel: Garibaldi Avenue and San Gabriel Boulevard. Comment
  UCR131817  Spergularia macrotheca Jeremiah George 2001-4-15 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR229522  Spergularia macrotheca Jeremiah George 2011-8-18 s.n. Los Angeles South Coast, Wilmington, NE corner of intersection of Pacific Coast Hwy and Terminal Island (103) Fwy 3 Comment
  SD66884  Spergularia macrotheca R. Mitchel Beauchamp 1967-3-17 260 Los Angeles San Clemente Island, bluff east of Date 2. Comment
  SBBG77776  Spergularia macrotheca var. macrotheca F. R. Fosberg 1931-5-22 54969 Los Angeles Isthmus Harbor Comment
  SBBG96698  Spergularia macrotheca var. macrotheca S. Boyd with T. Ross, L. Arnseth 1990-4-7 4250 Los Angeles lower half of China Cyn, W side Comment
  CAS-BOT-BC390796  Spergularia marina Carl B. Wolf 1932-5-9 3441 Los Angeles Santa Catalina Island. Pebbly Beach 7 Comment
  UC33701  Sporobolus airoides Joseph Burtt Davy 1901-5 7753 Los Angeles Redondo Comment
  RSA0081387  Stachys albens R. G. Swinney 2010-8-26 13591 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  UCD125798  Stachys albens Shirley W. Campbell 1970-4-24 104 Los Angeles east bank of lower reach of the Arroyo Seco, southwestern Pasadena. Comment
  UC66738  Stachys bullata N. K. Berg 1904-3-26 Los Angeles Griffith Park Los Angeles, Los Angeles River Comment
  LA52371  Stachys rigida var. rigida Carl Epling; May 1927 Los Angeles Santa Monica Mountains, Universal City, hills in rear [S] of 213 Comment
  SBBG25146  Stanleya pinnata var. pinnata Leota Davidson 1965-5-9 165 Los Angeles Hwy 14, ca. 16 mi E of Solemint Comment
  CAS-BOT-BC374812  Stebbinsoseris heterocarpa H. J. Thompson 1953-4-12 s.n. Los Angeles Mulholland Drive, 3.1 mi. w. of Beverly Glen Avenue, Santa Monica Mts. Comment
  RSA0112074  Stebbinsoseris heterocarpa Steven A. Junak 2000-5-18 SCa- 1299 Los Angeles Santa Catalina Island. S side of N Shore Road, 0.6 mi. E of turn-off for Howland's Landing. 39 Comment