Search Results — 2000 specimen records retrieved (1547 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/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0115408  Abies concolor R. G. Swinney 2010-9-23 13891 Los Angeles San Gabriel Mountains; summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA384195  Abies concolor L. E. Hoffman 1931-11-9 s.n. Los Angeles Big Pines County Park, Angeles Forest Comment
  SEINET7067002  Abies concolor J. L. Crane, Payam M. Fallah 2003-7-9 Mar- 82 Los Angeles Along the Angeles Crest highway (Route 2). San Gabriel Mountains. Coordinate datum: NAD27. UTM Zone 11, 431889mE, 3803999mN. Comment
  CAS-BOT-BC229557  Abronia maritima Alice Eastwood 1906-5-29 s.n. Los Angeles Ocean Park Comment
  NY679463  Abronia umbellata H. E. Hasse 1888-4-18 4119 Los Angeles At Long Beach. Comment
  CHSC26549  Abronia villosa James Henrickson 1971-5-2 5540 Los Angeles 15 mi. E. of Palmdale, So. slope of Lovejoy Buttes. 853 Comment
  UC1537368  Abronia villosa Gordon H. True Jr. 1935-3-6 57 Los Angeles Lovejoy Butte 853 Comment
  UCR46560  Acacia cyclops A. C. Sanders 1986-7-30 6808 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  UCR51490  Acacia dealbata A. C. Sanders 1987-12-4 7585 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  CAS-BOT-BC331563  Acer macrophyllum Le Roy Abrams; E. A. McGregor 1908-6-19 397 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CSUSB874  Acer macrophyllum Unknownnown 1968-4-18 s.n. Los Angeles On South side of wash bottom. About 5 miles north of San Antonio Dam on Mt. Baldy Road. San Gabriel Mts. Comment
Read comments
Oct 9 2014
  SEINET3195234 Image available Acer macrophyllum Leila M. Shultz 1982-5-5 6064 Los Angeles Rancho Santa Ana Botanic garden, In Claremont, S of San Gabriel Mountains. 430 Comment
  SEINET4068103 Image available Acer macrophyllum R. Gustafson 1977-1 402 Los Angeles Off Angeles Crest Highway, about 5 miles from the junction with Foothill Blvd., San Gabriel Mountains. Comment
  LA49820  Acer macrophyllum W. O. Griesel; 1936-6-18 s.n. Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  UCR258505  Acer negundo R. G. Swinney 2010-6-23 13328 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  UC557664  Achillea millefolium Nell Murbarger 1936-3-1 47 Los Angeles San Clemente Island Comment
  UCR25580  Achillea millefolium J. R. Seeba 1977-5-27 61 Los Angeles Fort Tejon along Hwy 5 948 Comment
  CDA312  Achillea millefolium L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains; Just west of Bluebird Truck Trail. Comment
  RSA533982  Achillea millefolium var. californica T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5102 Los Angeles San Clemente Island, above Nots Pier on road near the top of the eastern escarpment, 1400 ft NNW of the 553 ft BM. 139 Comment
  CHSC35487  Achnatherum coronatum James Henrickson 1979-5-18 18125 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14. 426 Comment
  RSA310136  Achnatherum occidentale subsp. californicum Wayne E. Sawyer 1981-7-24 112 Los Angeles Angeles National Forest; Crest Trail, 0.6 mi. W of Mt. Hawkins. 2546 Comment
  LA94384  Achyrachaena mollis A. M. Johnson; 1934-4-20 4441 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  UC557663  Achyrachaena mollis Nell Murbarger 1936-4-1 147 Los Angeles San Clemente Island Comment
Read comments
May 16 2008
  RSA0091096  Acmispon americanus R. G. Swinney 2011-6-29 15326 Los Angeles mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  CAS-BOT-BC204766  Acmispon argophyllus var. argenteus Mrs. Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Isl. Comment
  SBBG128426  Acmispon argophyllus var. argenteus M. L. Hoefs, D. R. Hoefs, H Greene 1992-4-21 1821 Los Angeles Cottonwood Cyn, SE of El Rancho Escondido 45 Comment
  UCD104148  Acmispon glaber G. H. Vansell Date unknown s.n. Los Angeles Palmdale, Antelope Valley. Comment
  SBBG118139  Acmispon maritimus var. maritimus F. R. Fosberg 1931-4-3 4464 Los Angeles Pebbly Beach Rd 5 Comment
  SDSU4349  Acmispon maritimus var. maritimus Gerald Collier 1951-4-5 3698 Los Angeles Simi Hills, near North American testing grounds. 2 miles northeast of cahttsworth Lake. Comment
  SBBG118144  Acmispon micranthus F. R. Fosberg 1931-4-22 4675 Los Angeles Eagles Nest, Middle Ranch Cyn 200 Comment
  SBBG133142  Acmispon micranthus S. A. Junak 1996-4-13 SCI- 304 Los Angeles E side of San Clemente Ridge Rd (to Pyramid Cove), ca. 500 yd SW of Camera Pad "Malo" 396 Comment
  SBBG68091  Acmispon strigosus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  CATA1852  Acmispon wrangelianus Denise Kraus, Patricia Moore 2000-5-15 33 Los Angeles Santa Catalina Island: Goat Harbor burn area, eastern firebreak road. Approximately 0.6 mile from Airport road (about halfway down to beach) 304 Comment
  UCD104502  Acmispon wrangelianus Geoffrey Levin 1974-4-27 52 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. 731 Comment
  CAS-BOT-BC29200  Acourtia microcephala Howard E. McMinn 1924-7-25 1323 Los Angeles Catalina Island Comment
  CAS-BOT-BC29204  Acourtia microcephala Carl Epling; Nesta Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  RSA660396  Acourtia microcephala Orlando Mistretta 1992-6-17 585 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UC831516  Acourtia microcephala Ira W. Clokey, B. Templeton 1929-6-18 4582 Los Angeles Mandeville Canyon; Santa Monica Mountains 250 Comment
  CATA303  Adenostoma fasciculatum Mark L. Hoefs 1973-6-5 323 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  LA52118  Adenostoma fasciculatum Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  OBI10242  Adenostoma fasciculatum Louis C. Wheeler 1932-4-30 670 Los Angeles Mandeville Cyn, Santa Monica Mts 152 Comment
  SEINET187427  Adenostoma fasciculatum F. R. Fosberg 1931-10-4 S 4562 Los Angeles Avalon Canyon Santa Catalina Island. 180 Comment
  UCR215152  Adenostoma fasciculatum Kimberly Doughty, Darran Doughty 2008-5-24 24 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  SBBG53927  Adenostoma fasciculatum var. fasciculatum K. R. Montgomery, T. W. Strid 1973-6-7 73 -145 Los Angeles Dillon Divide Comment
  RSA687679  Adiantum capillus-veneris M. B. Dunkle 1928-5-13 1952 Los Angeles Cottonwood Canyon, Santa Catalina Island. 9 Comment
  RSA737152  Adiantum capillus-veneris Scott D. White, Chris Huntley 2008-9-30 12545 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 610 Comment
  UCR208109  Adiantum capillus-veneris M. B. Dunkle 1928-3-11 1721 Los Angeles Channel Islands, Santa Catalina Island; Silver [Grand] Canyon 168 Comment
  UCR272619  Adiantum capillus-veneris R. G. Swinney 2011-10-27 15935 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  RSA616134  Adiantum jordanii L. C. Wheeler 1967-5-18 9628 Los Angeles San Gabriel Mountains: Placerita Canyon. T4N R15W sec. 4. 518 Comment
  RSA687719  Adiantum jordanii B. C. Templeton, I. W. Clokey 1929-05 4538 Los Angeles Mandeville Canyon 350 Comment
  RSA0077551  Adiantum jordanii G. Wallace 1965-6-16 s.n. Los Angeles Cattle Canyon near Azusa. Comment
  RSA545280  Adiantum jordanii D. Propst, Mark L. Hoefs 1973-2-5 5 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  SJSU3876  Ageratina adenophora C. W. Sharsmith 1963-12-30 7172 Los Angeles Eaton Canyon Cr, Eaton Canyon, San Gabriel Mts 670 Comment
  RSA707474  Agoseris retrorsa Naomi Fraga, Tim Thibault 2005-6-13 1587 Los Angeles Stoddard Canyon, along Barret Stoddard Road. 1280 Comment
  UCR62353  Agoseris retrorsa Jeri Hirshberg, T. Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  CAS-BOT-BC14786  Agoseris retrorsa A. D. E. Elmer 1902-6-1 3601 Los Angeles Mt. Gleason, near Acton Comment
  RSA0073291  Agoseris retrorsa Bonnie C. Templeton 1932-5-31 4856 Los Angeles West Blue Ridge, Big Pines Camp, San Gabriel Mts. Comment
  RSA726050  Agrostis exarata R. G. Swinney 1997-6-19 5626 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  UCR139128  Agrostis exarata L. C. Wheeler 1966-8-21 8834 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  SD181783  Agrostis pallens Louis C. Wheeler 1973-7-15 Los Angeles San Gabriel Mountains, Doe Flat, Graveyard Canyon. Growing up through shrubs. 822 Comment
  RSA188526  Agrostis stolonifera R. F. Thorne, John Olmstead 1965-8-26 35418 Los Angeles San Gabriel Mountains: Angeles National Forest, along Prarie Fork 1585 Comment
  UCR25466  Agrostis stolonifera John C. Roos 1950-9-16 4988 Los Angeles Los Angeles, Santa Monica Blvd. at Midvale Ave. 61 Comment
  UCR209922  Agrostis viridis R. G. Swinney 2008-7-12 9169 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  SFV19324  Allium P. Wilson, J. N. Hogue 242.1 2005-5-23 4206 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  RSA649699  Allium fimbriatum Michael Horn 1991-5-7 30 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
  SBBG57474  Allium fimbriatum var. mohavense R. Hoffmann 1929-5-21 Los Angeles above Elizabeth Lake Comment
  UCR192965  Allium subhirsutum Dan S. Cooper 2008-3-22 s.n. Los Angeles Southern Coast, Santa Monica, c. 1/4 mile north of pier 20 Comment
  JEPS69358  Allophyllum divaricatum Frank W. Peirson 1918-10-26 293 Los Angeles Big Dalton Canyon San Gabriel Mts., Big Dalton Canyon 762 Comment
  RSA410058  Allophyllum divaricatum F. R. Fosberg 1930-7-3 53080 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  LA81930  Allophyllum gilioides O. H. Kappler; 1940-5-26 29 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC1080553  Allophyllum glutinosum Verne and Alva Grant 1951-6-11 16037 Los Angeles Charlton Flats, Hwy. 2 San Gabriel Mts., Charlton Flats 1676 Comment
  UC55349  Allophyllum glutinosum J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  UCR65266  Allophyllum glutinosum F. R. Fosberg 1931-7-14 S- 05413 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon 30 Comment
  RSA0014969  Alnus rhombifolia Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11688 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA754109  Alnus rhombifolia Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1833 Los Angeles San Gabriel River near Rincon Ranger Station 445 Comment
  UC1135144  Alnus rhombifolia F. H. Raymond 1930-1-29 46 Los Angeles Topanga Canyon Calabasas Quadrangle 91 Comment
  RSA385636  Alopecurus myosuroides H. L. Bauer 1929-5-25 s.n. Los Angeles San Pedro Hills. [Palos Verdes Hills] Comment
  SEINET12876884 Image available Alternanthera philoxeroides Unknown 1965-9-23 14171 Los Angeles 0.2 mi. N. of flood gates of Whittier Narrows Dam, W. of Rosemead Blvd., E. bank of the Rio Hondo, just E. of Montebello. Comment
  RSA631364  Amaranthus albus L. C. Wheeler 1967-9-4 10682 Los Angeles San Gabriel Mountains: Camp Lupine, Prairie Fork. 1981 Comment
  UC2026425  Amaranthus blitoides Louis C. Wheeler 1966-10-25 9083 Los Angeles SAN GABRIEL MOUNTAINS: San Gabriel River, San Gabriel Canyon, near E. Waldo Ward's Grove, 1/4 mile E El Encanto. Comment
  RSA402988  Amaranthus deflexus E. S. Spalding 1922-11 s.n. Los Angeles Los Angeles. Comment
  UC569157  Amaranthus deflexus P. A. Munz 1932-10-1 13130 Los Angeles Pomona Junction Pomona 274 Comment
  RSA128249  Amaranthus retroflexus P. H. Raven, Henry J. Thompson 1959-10-31 s.n. Los Angeles Weed in orchard, Wells Avenue near Tampa Avenue, Woodland Hills. 305 Comment
  CAS-BOT-BC13488  Amblyopappus pusillus M. B. Dunkle 1939-4-5 7268 Los Angeles San Clemente Island, China Point Comment
  SBBG31401  Amblyopappus pusillus R. F. Thorne 1966-4-7 35982 Los Angeles above beach near Parson Landing, W of Arrow Pt 4 Comment
  SBBG98422  Amblyopappus pusillus T. Ross 1991-5-22 5446 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  UC468992  Amblyopappus pusillus R. L. Pendleton 1909-7-6 1432 Los Angeles Catalina Cove; Santa Catalina Island 9 Comment
  UCR76407  Amblyopappus pusillus T. S. Ross, E. Kellogg 1992-4-13 6140 Los Angeles Channel Islands, NW part of San Clemente Island, terrace in vicinity of Darter 18 Comment
  RSA587172  Ambrosia acanthicarpa Orlando Mistretta 1995-10-2 1931 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  CATA1164  Ambrosia chamissonis Mark L. Hoefs 1995-5-30 2157 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  UC557655  Ambrosia chamissonis Nell Murbarger 1936-4-1 162 Los Angeles San Clemente Island Comment
  UCSB31574  Ambrosia chamissonis McHargue, Lawrence 1962-5-26 Los Angeles Zuma Beach 2 Comment
  POM4816  Ambrosia chamissonis I. M. Johnston 1917-6-10 1317 Los Angeles Playa del Rey. Comment
  RSA416986  Ambrosia psilostachya M. B. Dunkle 1930-7-23 2439 Los Angeles Little Harbor, Santa Catalina Island. Comment
  POM122282  Amelanchier utahensis Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  SEINET6050842  Amorpha californica Unknown 1996-5-16 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
Read comments
Oct 27 2015
  UC80650  Amorpha fruticosa Anstruther Davidson Los Angeles Los Angeles Comment
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Jul 1 2010
  UC1061794  Amsinckia douglasiana A. D. Gifford 1935-2-7 422 Los Angeles mouth of Elizabeth Lake Canyon 365 Comment
  RSA177780  Amsinckia intermedia R. F. Thorne, P. Everett 1965-5-10 34496 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  SD185164  Amsinckia intermedia A. C. Sanders, Helen Kennedy 2005-4-13 29441 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 456 Comment
  UCR142547  Amsinckia intermedia Reid Moran 1941-2-16 569 Los Angeles Channel Islands, Middle Ranch, Santa Catalina Island 500 Comment
  UCR183986  Amsinckia intermedia A. C. Sanders 2007-4-19 33437 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA0079960  Amsinckia intermedia Valerie Soza, LeRoy Gross, Bill Hogshead 2002-5-9 1458 Los Angeles Along Sunset Ridge Fire Road, approximately 2 km southwest of Sunset Peak. 1585 Comment
  SBBG97032  Amsinckia spectabilis S. Boyd with T. Ross, L. Arnseth 1990-4-8 4356 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  SEINET12491795  Amsinckia spectabilis G. B. Grant 1901-1 40 Los Angeles Pasadena. Comment
  POM368387  Amsinckia tessellata Ora M. Clark 1929-3-30 1918 Los Angeles W of Lancaster Comment
  RSA746408  Amsinckia tessellata R. G. Swinney 2008-5-12 8833 Los Angeles San Gabriel Mtns.: East fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UC398773  Anagallis arvensis Katharine Brandegee 1916-1 Los Angeles Santa Catalina Isl. Comment
  UCR95327  Anagallis arvensis L. C. Wheeler 1967-4-30 9229 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  LA212289  Anagallis arvensis W. M Arbaugh; 1968-5-10 228 Los Angeles Cal Poly, on sunny hillside behind Fremont Hall. Comment
  RSA68997  Anagallis arvensis A. J. Barton 1935-5-7 11512 Los Angeles East of Allen Ave, New York Ave. Altadena. Comment
  UCR231793  Anemopsis californica Darren T. Hasegawa 2007-6-1 s.n. Los Angeles San Gabriel Mtns, Pasadena, c. 1 mile north of Rose Bowl 305 Comment
  SEINET157237  Anisacanthus thurberi K. Devine, C. Devine, S. McNabb 2005-7-25 47 Los Angeles Hollywood Hills in Beverly Hills.Tree People Conservation area where Coldwater Canyon Dr. and Mulholland Dr. meet. 182 Comment
  CHSC95544  Anisocoma acaulis LeRoy Gross 2005-4-28 2146 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. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  RSA587353  Anisocoma acaulis Orlando Mistretta 1992-5-4 234 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  RSA679989  Anisocoma acaulis LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 875 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA187675  Anthemis cotula R. F. Thorne 1966-9-14 36629 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 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
  JEPS83431  Antirrhinum coulterianum David M. Thompson 1983-5-20 311 Los Angeles Santa Susana Mtns. 2.4 miles W of Interstate 5 (along Pico Canyon Road); Newhall Quad. (7.5', 1969) 487 Comment
  UCD123434  Antirrhinum coulterianum Gerald Dickinson 1962-4-24 28 Los Angeles Stunt Road and Mulholland Drive, Santa Monica Mountains. 365 Comment
  POM199745  Antirrhinum kelloggii I. W. Clokey, Bonnie C. Templeton 1929-03 4487 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  POM7673  Antirrhinum kelloggii Philip A. Munz, R. D. Harwood 1920-5-15 3949 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  SFV4922  Antirrhinum kelloggii M. H. Grayum 1971-6-10 Los Angeles Santa Monica Mountains Just north of Monte Nido along Cold Creek Road. 274 Comment
  UCR276926  Antirrhinum kelloggii R. G. Swinney 2011-3-29 14273 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
  UCD123444  Antirrhinum kelloggii James Dilley 1997-4-13 s.n. Los Angeles Santa Monica Mountains, Corral Canyon Road, 0.5 miles south of pavement's end. 1 mile down fire road. Comment
  RSA225694  Antirrhinum multiflorum Robert F. Thorne, Arthur C. Gibson 1971-5-22 39766 Los Angeles San Gabriel Mts., Angeles National Forest: upper Fish Canyon near Falls 396 Comment
  RSA226921  Antirrhinum multiflorum Robert F. Thorne, C. W. Tilforth 1971-6-17 39958 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  POM18239  Antirrhinum nuttallianum subsp. subsessile Philip A. Munz 1923-4-11 6766 Los Angeles Hay Ranch, San Clemente Island Comment
  RSA232825  Aphanisma blitoides R. F. Thorne 1966-4-16 36044 Los Angeles San Clemente Island: c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  POM199735  Apiastrum angustifolium I. W. Clokey, Bonnie Templeton 1929-04 4434 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  UCR126678  Apiastrum angustifolium A. C. Sanders, Mark A. Elvin 2003-4-16 26042 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 366 Comment
  RSA470402  Apium graveolens E. Crow 1928-4-11 242 Los Angeles Puddingstone Canyon, Hills S of San Dimas. Comment
  RSA470403  Apium graveolens I. M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  POM3379  Apocynum cannabinum I. M. Johnston 1917-8-21 1661 Los Angeles Upper San Antonio Canyon. 2287 Comment
  SD1682  Aquilegia formosa Miss Mary Cazwell June 1899 Los Angeles Pomona Comment
  RSA0126428  Arabis glabra var. glabra I. M. Johnston 1917-5-6 1919 Los Angeles Evey Canyon, north of Claremont 762 Comment
  RSA430023  Arabis glabra var. glabra Robert Gustafson 1985-5-8 3111 Los Angeles Angeles National Forest; Sawpit Canyon, ca 1 mile above the reservoir Comment
  RSA0073287  Arabis perennans Bonnie C. Templeton 1932-5-31 4849 Los Angeles Big Pines Camp, San Gabriel Mts. Comment
  UCR202535  Arabis platysperma R. G. Swinney 2001-8-9 8022 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  UCR180574  Arabis pulchra Scott D. White, Pam Devries 2006-5-10 11447 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  SD108855  Arctostaphylos catalinae James Henrickson Jan 1973 8106 Los Angeles Santa Catalina Island; 2.0 miles westnorthwest of Avalon near north end of Grand Canyon. Comment
  RSA626695  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-23 15726 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA626783  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Allen Massihi 1992-8-20 20210 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA626782  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-8-20 20205 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  LA200421  Arctostaphylos glauca Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4680 Los Angeles 487 Comment
  RSA367300  Arctostaphylos glauca L. E. Hoffman 1929-6-23 s.n. Los Angeles Pacoima Canyon Comment
  RSA631614  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15855 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631681  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15690 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA706404  Arctostaphylos glauca Tim Thibault, K. E. Olshewsky 2004-5-22 277 Los Angeles fire road off Hwy. 2 910 Comment
  UC303641  Arctostaphylos glauca I. Johnston 1917-1-28 40 Los Angeles mouth of canyon San Antonio Canyon (rocky wash) Comment
  RSA0087354  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15826 Los Angeles San Gabriel Canyon, Hwy 39, 11-12 km N of ORV area, San Gabriel Mountains. 1100 Comment
  RSA634769  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20429 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634791  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20555 Los Angeles 2 km NW of Chilao Cpgrd., San Gabriel Mtns. 1670 Comment
  RSA634816  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20231 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635070  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1992-8-3 11157 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA635094  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20349 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA748917  Arctostaphylos patula R. G. Swinney 2001-8-27 8094 Los Angeles Throop Peak, west of Mt. Baden-Powell. 2780 Comment
  SEINET8729966 Image available Arctostaphylos tomentosa F. R. Fosberg 1931-1 S 4919 Los Angeles Head of Serains Canyon, foot of Black Jack Mt. Santa Catalina Island. Upper Sonaran Zone. 360 Comment
  SD42002  Arenaria macradenia Darley F. Howe 1947-5-4 Los Angeles East of Mint Canyon. Comment
  UC8105  Arenaria macradenia var. arcuifolia J. H. Barber 1897-7-11 248 Los Angeles Summit of Mt. Gleason Comment
  RSA423565  Arenaria macradenia var. arcuifolia Anstruther Davidson 1893-7-4 1485 Los Angeles Big Rock. Comment
  UC284979  Arenaria macradenia var. macradenia P. A. Munz 1923-5-25 6792 Los Angeles n San Gabriel Mts.; Mint Canyon Comment
  CHSC26539  Argemone munita subsp. munita Barry White 1969-4-12 190 Los Angeles 30 miles North of Azusa, 1 mile So. Of Crystal Lake on Hwy. 39 in San Gabriel Mtns. 762 Comment
  CAS-BOT-BC102140  Arida carnosa Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster Comment
  RSA188276  Artemisia californica R. F. Thorne 1966-5-31 36451 Los Angeles Santa Catalina Island. Rocky headland between Shark and Little Harbors 15 Comment
  UCR143127  Artemisia californica Louis Greata 1900-9-2 s.n. Los Angeles Southern Coast, near Inglewood 61 Comment
  UCSB27669  Artemisia douglasiana Lavinger, S. 1975-10-26 Los Angeles At Charlton Flats Campgrounds, near camp site #21; San Gabriel Mountains 1645 Comment
  UCR258611  Artemisia dracunculus R. G. Swinney 2010-6-23 13319 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  CAS-BOT-BC93866  Artemisia dracunculus George L. Moxley 1920-8-28 818 Los Angeles Garapito Canyon, Santa Monica Mts. Comment
  RSA0035474  Artemisia tridentata R. G. Swinney 2009-11-16 11630 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UC205927  Artemisia tridentata H. M. Hall 1917-10-27 10584 Los Angeles Lancaster Antelope Valley, Lancaster Comment
  RSA417399  Artemisia tridentata subsp. tridentata E. Fitzgerald 1930-07 s.n Los Angeles Eastern Sierra: opposite Devil's Punchbowl, Angeles National Forest. Comment
  CATA1430  Arundo donax Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2591 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  OBI35057  Arundo donax Eric Wise 1983-10-21 1847 Los Angeles Growing alongside Hwy 1, 0.9 mi S of Decker Cyn rd in the Broad Beach area of Malibu, CA. Growing on W side of the hwy Comment
  RSA592138  Asclepias californica L. C. Wheeler 1967-4-30 9210 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA0117685  Asclepias eriocarpa Lyman Benson 1951-6-21 14787 Los Angeles Claremont - Wash P.C. [Pomona College; Thorne's comment on location] Comment
  UC56832  Asclepias fascicularis Ernest Braunton Sept 1902 675 Los Angeles Los Angeles Comment
  CATA3424  Asparagus asparagoides Olivia Reda, Julia Parish, Jamie Choi, Tobias Nickel, Stuart Olshevski 2017-3-31 001 Los Angeles Santa Catalina Island: Middle Ranch reservoir 206 Comment
  CAS-BOT-BC65785  Aspidotis californica Grant 1901-3-17 3503 Los Angeles Eagle Rock Canyon Comment
  UC218622  Aspidotis californica Geo. B. Grant 1901-3-17 3503 Los Angeles Eagle Rock Comment
  UCR142533  Aster greatae P. H. Raven, Wesley O. Griesel 1970-10-13 16842 Los Angeles San Gabriel Mtns., Upper Arroyo Seco, about 200 yards above Switzers Camp 762 Comment
  LA204882  Astragalus bicristatus Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  CAS-BOT-BC182304  Astragalus didymocarpus var. didymocarpus Geo. B. Grant 1903-3-1 78 Los Angeles Garvanza Comment
  CATA3292  Astragalus didymocarpus var. didymocarpus Amy Catalano, Jen Dreizehn 2017-3-16 009 Los Angeles Santa Catalina Island: Top of knoll on west side of Airport Rd., 300 m by air southeast of KBRT building 415 Comment
  SEINET3127326  Astragalus didymocarpus var. didymocarpus G. B. Grant 563 Los Angeles Garvanza Comment
  SBBG125869  Astragalus didymocarpus var. dispermus A. Parikh, N. Gale 2010-6-9 3271 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3 km NW of State Hwy 14; E Liebre Mtns 1125 Comment
  RSA634218  Astragalus douglasii var. douglasii R. F. Thorne 1969-7-9 38569 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA757338  Astragalus gambelianus Orlando Mistretta, Christine Mistretta 2008-4-8 2380 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road 959 Comment
  RSA729481  Astragalus leucolobus R. G. Swinney 1999-6-21 7392 Los Angeles Boulder Canyon, upper end near Hwy 2. Canyon bottom in montane coniferous forest, with weak riparian development. 1805 Comment
  SBBG12723  Astragalus nevinii E. R. Blakley 1968-6-10 5233 Los Angeles cyn mouth SE of Eel Pt, half way toward Seal Cove 7 Comment
  NY345444  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1117 Los Angeles Ballona Rancho Comment
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Mar 12 2011
  RSA725901  Astragalus trichopodus A. C. Sanders 2003-5-1 26256 Los Angeles Western San Gabriel Mtns.: SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property. 396 Comment
  SFV18426  Astragalus trichopodus C. Ferguson 1974-4-10 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Beside entrance to park. Comment
  SD125943  Astragalus trichopodus var. lonchus Lyman Benson, Robert Benson and Joseph Lanjoiw 1953-5-2 15111 Los Angeles Santa Catalina Island, White's Landing, Island Relic Flora, Pacific Ocean Drainage 14 Comment
  UC13396  Astragalus trichopodus var. lonchus Blanche Trask Dec. 1895 Los Angeles Avalon Santa Catalina Island (Santa Catalina Island) Comment
  SBBG128376  Astragalus trichopodus var. lonchus M. L. Hoefs 1991-3-19 1003 Los Angeles Airport Rd 463 Comment
  UC301919  Astragalus trichopodus var. lonchus T. W. Minthorn May 1920 Los Angeles La Brea Canyon , La Brea Canyon (Puente Hills) Comment
  CAS-BOT-BC199095  Astragalus trichopodus var. phoxus Alice Eastwood 1913-5-11 3138 Los Angeles San Fernando Wash Comment
  UCR161203  Atriplex argentea T. B. Salvato, Melissa Clemons 2005-9-27 1225 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
  SBBG114309  Atriplex argentea var. expansa M. R. Benedict 1971-6-26 Los Angeles Northwest Harbor Comment
  SD53052  Atriplex argentea var. expansa Peter H. Raven 1962-7-10 17964 Los Angeles San Clemente Island; summit of island above Wilson Cove. 135 Comment
  SBBG29810  Atriplex leucophylla M. R. Benedict 1965-12-7 Los Angeles E end of Parson's Landing 4 Comment
  SD66911  Atriplex leucophylla R. Mitchel Beauchamp 1967-3-19 326 Los Angeles Sandy area at West Cove, San Clemente Island. Comment
  CAS-BOT-BC180902  Atriplex nummularia Carl B. Wolf 1931-12-30 2638 Los Angeles Playa del Rey 30 Comment
  CAS-BOT-BC180942  Atriplex nummularia Carl B. Wolf 1931-12-30 2632 Los Angeles Playa del Rey 15 Comment
  SBBG95447  Atriplex semibaccata M. B. Dunkle 1928-10-7 2000 Los Angeles Middle Ranch Cyn Comment
  RSA0024507  Atriplex semibaccata R. F. Thorne 1980-4-27 54147 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak Comment
  RSA12186  Atriplex semibaccata C. B. Wolf 1934-4-11 s.n. Los Angeles Bryant Ranch, E of Long Beach, Seventh St. and Hathaway 23 Comment
  RSA453956  Atriplex semibaccata Robert Gustafson 1980-8-8 1893 Los Angeles Ballona Wetlands, Area 2. Comment
  UCD97696  Atriplex semibaccata W. W. Ellis 1931-9-1 s.n. Los Angeles Inglewood. Comment
  POM50673  Atriplex serenana A. D. E. Elmer 1902-06 3984 Los Angeles Lancaster. Comment
  UC1861745  Atriplex serenana Scott D. White, Pam DeVries 2004-6-14 10497 A Los Angeles Western Transverse Ranges: Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. (Oat Mountain) 396 Comment
  SBBG98270  Avena barbata A. C. Sanders 1987-12-4 7575 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd 30 Comment
  UC1587683  Avena barbata Tim Ross 1991-3-9 4170 Los Angeles seepage ca 300 ft sw Colima Rd x Camino del Sur; Puente Hills, Whittier Hills 213 Comment
  HSC9011  Avena fatua John Warner Hosking 1964-10-26 Los Angeles El Camino College Comment
  LA11006  Avena fatua D. Dunn; 1941-2-21 678 Los Angeles 1 block S of Santa Monica Blvd on Westwood Blvd, West L.A Comment
  RSA250659  Avena fatua R. F. Thorne 1971-4-2 41421 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont 549 Comment
  UCD170029  Azolla filiculoides Louis C. Wheeler 1933-7-15 1941 Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 121 Comment
  RSA279129  Baccharis douglasii R. F. Thorne, D. Propst, Mark Hoefs 1974-9-12 45102 Los Angeles Santa Catalina Island: near bridge over stream lower end of Cottonwood Canyon. 30 Comment
  RSA616060  Baccharis emoryi Scott D. White, Brian Leatherman 1997-1-20 6057 B Los Angeles Santa Clara River Watershed: Headwaters of Iron Canyon and Oak Springs Canyon. 1160 Comment
  RSA648712  Baccharis glutinosa Dolores Perez 1981-5-19 44 Los Angeles Frank G. Bonelli Regional County Park Comment
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Dec 11 2011
  SEINET11261323  Baccharis glutinosa Lewis S. Rose 1966-12-18 66113 Los Angeles Franklin Canyon, Santa Monica Mountains.; 0 335 Comment
  POM350393  Baccharis pilularis M. B. Dunkle 1928-11-25 2033 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  SDSU6385  Baccharis pilularis R. M. Beauchamp 1967-6-2 545 Los Angeles South of Flasher Station, San Clemente Island. Comment
  UCR210445  Baccharis pilularis R. G. Swinney 2008-12-6 9979 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  SBBG13541  Baccharis pilularis subsp. consanguinea E. R. Blakley 1962-10-3 5383 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  RSA657107  Baccharis plummerae subsp. plummerae Carl Wishner 2000-10-13 3951 Los Angeles Santa Monica Mountains, Solstice Canyon [Park], south of the creek from picnic area / parking lot. 58 Comment
  POM579281  Baccharis salicifolia Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7419 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA585695  Baccharis salicifolia Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3007 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA754089  Baccharis salicifolia Bart O'Brien, Ellen Mackey 2006-10-19 NFWF- 1803 -2009 Los Angeles Lario San Gabriel River Trail Park 53 Comment
  SD253369  Baccharis salicifolia R. G. Swinney 2011-3-26 14213 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  UCD129480  Baccharis salicifolia subsp. salicifolia B. Pitzer 1996-5-5 2865 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Navel Fuel Depot, at San Pedro Hill. 409 Comment
  UC36767  Balsamorhiza deltoidea J. Burtt Davy May 9 1896-May 24 1896 Los Angeles Manzana Antelope Valley Comment
  UCR187227  Balsamorhiza deltoidea A. C. Sanders 2006-4-21 32128 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  UCR124422  Barbarea orthoceras B. C. Templeton 1932-5-31 4896 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR124423  Barbarea orthoceras B. C. Templeton 1932-5-31 4848 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA3831  Berberis nevinii C. B. Wolf 1927-7-27 682 Los Angeles 0.5 miles south of San Fernando Comment
  UC126705  Berberis nevinii H. M. Hall 1906-6-13 7407 Los Angeles 1 mi or so se Fernando 304 Comment
  SEINET10447314  Bergerocactus emoryi Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4849 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  SD252317  Beta vulgaris subsp. maritima Steven A. Junak 1999-7-16 Sca 1041 Los Angeles Santa Catalina Island: Deer Valley Reservoir, E of Two Harbors. 164 Comment
  UCR205662  Bidens pilosa A. C. Sanders, T. B. Salvato 2009-5-20 36878 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  CDA6796  Bidens pilosa Phillipson 1915-6-12 Los Angeles Monrovia. Comment
  SDSU6449  Bidens pilosa var. pilosa R. M. Gallup 1948-11-1 250 Los Angeles Claremont - orchard south of Claremont Oaks. 366 Comment
  SEINET10528422  Billbergia nutans David B. Dunn 1946-1 Dunn 2003 Los Angeles Ornamental in yard at 316 n. Ave. 50, Los angeles Comment
  RSA703267  Bituminaria bituminosa D. E. Bramlet 2003-10-1 3526 Los Angeles San Rafael Hills: Chamberlin Debris Basin. Northwest of the Rose Bowl.Near Comment
  LA211124  Bituminaria bituminosa Arthur C. Gibson; Jorge Ochoa 2009-4-18 5225 Los Angeles Hollywood Hills, Cedar Grove of Griffith Park. Comment
  LA82374  Bloomeria crocea O. H. Kappler; 1940-5-26 32 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SD230121  Bloomeria crocea Louis C. Wheeler 1967-6-15 9829 Los Angeles Liebre Mountaina: North slope foothills between Bouquet Junction and Bonelli Ranch. 373 Comment
  UC3229  Bloomeria crocea H. P. Chandler 1897-5-24 Los Angeles Fulkerson's Ranch Claremont 701 Comment
  UCR155377  Bloomeria crocea A. C. Sanders, T. B. Salvato 2005-5-24 30269 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  UCR200199  Bloomeria crocea Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 901 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  RSA652075  Bloomeria crocea Bob Cochrane 1948-5-11 sn Los Angeles Found in Claremont on the Mt. Baldy Road. 304 Comment
  RSA601555  Bloomeria crocea var. crocea L. C. Wheeler 1967-6-15 9829 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. 373 Comment
  SBBG57559  Bloomeria crocea var. montana R. Hoffmann 1927-6-13 Los Angeles near Chandler's, Ridge Route (US Hwy 99) Comment
  RSA549197  Boechera californica Timothy S. Ross, Peter Fritsch 1990-6-20 3680 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 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
  SBBG16020  Boechera californica W. G. Webb 1935-4-17 Los Angeles Arroyo Seco Comment
  CAS-BOT-BC14721  Boechera repanda I. Johnston 1917-7-3 1464 Los Angeles Upper San Antonio Canyon. 2286 Comment
  SEINET7547791 Image available Bolboschoenus robustus Dick Swinney 1992-9-17 1919 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon, Debris Basin. Comment
  RSA729749  Boykinia rotundifolia R. G. Swinney 1999-7-28 7595 Los Angeles Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon. 1098 Comment
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Oct 3 2010
  SBBG119137  Boykinia rotundifolia S. D. White 2004-8-20 10724 Los Angeles W of Upper Big Tujunga Cyn Rd, ca. 2 air mi N of jct with Angeles Crest Hwy; T3N R11W S32, SW1/4 1067 Comment
  UCR259377  Boykinia rotundifolia R. G. Swinney 2010-8-30 13618 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  SEINET10481261  Brassica campestris David B. Dunn 1948-3-20 Dunn 3787 Los Angeles Collected along cypress ave 1/2 mi e of irwindale ave about 2 mi w of covina. Comment
  SBBG118814  Brassica fruticulosa V. Soza with S. Boyd, G. D. Wallace 2000-3-28 654 a Los Angeles Cobal Cyn, Claremont Hills Wilderness Park, at jct of main fire road and Thompson Crk; T1N R8W SE/4, NW/4 S27 518 Comment
  RSA0115254  Brassica geniculata Richard G. Swinney 2010-5-25 12945 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR147037  Brassica geniculata L. C. Wheeler 1967-5-29 9765 Los Angeles San Gabriel Mtns, San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat Canyon 884 Comment
  RSA0069645  Brassica nigra R. G. Swinney 2010-2-27 11778 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  RSA0088584  Brassica nigra R. G. Swinney 2010-5-4 12553 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  CDA3638  Brassica nigra L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mtns, between Little Tujunga and Oliver Canyons Comment
  RSA164839  Brassica rapa Wesley O. Griesel 1963-4-10 758 Los Angeles Cultivated field, Pasadena Comment
  CHSC99227  Brickellia californica John Dittes 2006-11-3 1427 Los Angeles Western Transverse Ranges; San Gabriel Mtns; Big Tujunga Cyn; ca. 2.7 air-miles S of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. Highschool; rocky edge of flooplain of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  HSC79905  Brickellia californica James Henrickson 1972-11-2 8097 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  CAS-BOT-BC106141  Brickellia nevinii Steve Boyd 1997-9-17 10038 A Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of 975 Comment
  RSA292479  Brickellia nevinii James Henrickson 1972-11-2 8103 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  SFV21398  Bromus arizonicus L. Gross 2002-4-13 525 Los Angeles Verdugo Mountains Intersection of Stough Canyon Mountainway and Verdugo Mountainway along main crest. 579 Comment
  RSA654321  Bromus carinatus Kristina Sargeant 1992-4-4 92 -009 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  SEINET14397471  Bromus carinatus L. C. Wheeler 1972-4-9 Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek and Arroyo Seco 1098 Comment
  UCR220343  Bromus carinatus D. E. Bramlet, Mike Ahmer 2005-4-14 3793 Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, main drainage of Powder Canyon, c. 547 ft. east of Skyline Drive and 1460 ft. north of Fullerton Rd. 249 Comment
  RSA588924  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2926 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA660244  Bromus carinatus var. carinatus Orlando Mistretta, Peter L. Morrell 1992-6-4 474 Los Angeles San Gabriel Mountains: Short Cut Canyon, OVH area. Arroyo District Comment
  SEINET10523291  Bromus catharticus Louis C. Wheeler 1967-7-30 Wheeler 10281 Los Angeles San Gabriel Mountains. trail Canyon, Tom Lucas campground. T3N R13W. 945 Comment
  UCR142812  Bromus grandis L. C. Wheeler 1933-7-4 1894 Los Angeles San Gabriel Mtns, San Dimas Canyon 640 Comment
  RSA591059  Bromus hordeaceus J. M. Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10928 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road 610 Comment
  RSA656173  Bromus hordeaceus Joseph M. Keefe 1978-5-23 23202 Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  UCD58713  Bromus hordeaceus Frank W. Gould 1944-4-12 2283 Los Angeles 120th Street near Western Avenue. Comment
  RSA535303  Bromus hordeaceus subsp. molliformis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5323 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA0113210  Bromus madritensis Steven A. Junak 2000-5-19 SCa- 1320 Los Angeles Santa Catalina Island. N0facing slope overlooking Button Shell Beach, on N side of ridge between Button Shell Camp & White's Landing, just W of powerline route. 229 Comment
  UCR138849  Bromus madritensis subsp. madritensis L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mtns., Mesa on the W side of Bear Creek, off West Fork of San Gabriel River 610 Comment
  SBBG128785  Bromus madritensis subsp. rubens M. L. Hoefs 1994-5-21 1836 Los Angeles SE end of Renton Mine Rd 262 Comment
  RSA602317  Bromus pseudolaevipes Steve Boyd, Lauren Raz 1997-6-17 9943 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., Near 34? 41' 19.3''N 118? 34' 28.3''W. 1597 Comment
  LA13830  Bromus rubens A. M. Johnson; 1928-4-1 271 Los Angeles Sunland Comment
  RSA158203  Bromus rubens P. H. Raven 1962-5-9 17698 Los Angeles Floor of canyon just north of Gray, San Clemente Island 305 Comment
  UCD59604  Bromus rubens Al Franklin 1987-7-25 87 -45 Los Angeles SBBM. Saddleback, Butte Campground, northeast corner. 800 Comment
  RSA0111950  Bromus tectorum Richard G. Swinney 2011-4-19 14411 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA0019996  Bromus tectorum Albert J. Perkins 1923-5-30 s.n. Los Angeles Colby Ranch, near grape arbor Comment
  CATA1155  Cakile maritima Mark L. Hoefs 1995-5-30 2147 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  UCR200124  Calandrinia breweri Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 770 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 Motorway 518 Comment
  RSA717414  Calandrinia ciliata Gary Kovnat, LeRoy Gross 2003-1-19 2 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace mid meadow. Comment
  RSA466552  Calandrinia ciliata Richard C. Barkelew 1929-2-15 s.n. Los Angeles El Segundo Comment
  RSA456119  Callitriche marginata L. C. Wheeler 1934-3-6 2397 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  RSA37242  Calochortus albus N. C. Cooper 1948-5-1 2227 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  SD234440  Calochortus albus R. G. Swinney 2000-5-21 7773 Los Angeles San Gabriel Mtns:NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station (Glendora 7.5'Q) 609 Comment
  CAS-BOT-BC487470  Calochortus albus LeRoy Abrams 1902-7-1 2620 Los Angeles Little Santa Anita canyon 914 Comment
  SEINET3884910  Calochortus catalinae K. Dobry 1991-5-4 d 264 Los Angeles Stunt Ranch, Cold Creek Canyon, Santa Monica Mountains.; 0 Comment
  UCR149474  Calochortus catalinae Valerie Soza, Et al. 2000-5-18 945 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon 655 Comment
  RSA230695  Calochortus invenustus Robert F. Thorne 1969-7-9 38554 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station 2134 Comment
  RSA0017035  Calochortus plummerae Dave Renaker 1960-5-28 30 Los Angeles Hill above 1003 W. Hillcrest, Monrovia; Mt Range: Sierra Madre; Drainage Area: San Gabriel River. 213 Comment
  UCR117221  Calyptridium monandrum B. G. Pitzer 1998-5-12 3695 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  UCR281984  Calyptridium monandrum R. G. Swinney 2014-4-17 16088 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  UCR272946  Calyptridium monospermum R. G. Swinney 2011-8-5 15604 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA710602  Calystegia longipes R. K. Brummitt, S. D. Boyd 1998-5-25 20031 Los Angeles 14 km N of Castaic, N side of Warm Springs Mt. 1035 Comment
  RSA710603  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20006 Los Angeles San Gabriel Mountains, Mt. Baldy Road above Claremont 800 Comment
  UC1211116  Calystegia macrostegia subsp. intermedia Huron H. Smith 1912-6-5 5079 Los Angeles Santa Catalina Isl. , to Summit (to Summit) 243 Comment
  UCR219480  Calystegia macrostegia subsp. intermedia R. G. Swinney 2009-3-26 10173 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  SDSU14842  Calystegia macrostegia subsp. macrostegia Patrick McConnell 2003-4-27 28 Los Angeles Chalk Canyon, approx 1/2 mile inland from Horse Beach, growing among Rhus, Encelia and Malacothamnus clementinus, SHOBA zone of San Clemente Island. 30 Comment
  RSA479527  Calystegia occidentalis subsp. fulcrata Steve Boyd, Laura Kopase 1987-6-8 2073 Los Angeles 5 miles WNW of Wrightwood in Cedar Canyon near jct. w/ Mescal Creek. 1524 Comment
  RSA586701  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1995-6-20 1802 Los Angeles Bare Mountain Canyon. 1982 Comment
  RSA608008  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  UC1178601  Calystegia occidentalis subsp. fulcrata Peter Kamb 1947-6-1 556 Los Angeles Angeles Crest Highwy 1 mi below Red Box Gap (San Gabriel Mountains); , below Red Box Gap 1341 Comment
  CAS-BOT-BC215906  Calystegia peirsonii W. R. Dudley 1896-6-8 4372 Los Angeles Near Neenach, Antelope Valley Comment
  RSA652296  Camissonia Marion P. Harthill 1971-5-11 181 Los Angeles San Antonio Canyon. Comment
  RSA11037  Camissonia bistorta Carl B. Wolf 1928-3-29 1590 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA465679  Camissonia bistorta I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] 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
  UCR127161  Camissonia boothii A. C. Sanders 2003-6-20 26994 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 c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  CAS-BOT-BC173253  Camissonia californica A. C. Sanders; Helen Kennedy 2005-4-13 29414 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA0091960  Camissonia campestris Mitch Provance, Callen Huff 2009-4-28 10706 A Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  RSA578309  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd 1994-5-11 7770 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA646115  Camissonia campestris subsp. campestris Orlando Mistretta 1995-4-28 s.n. Los Angeles San Gabriel Mountains: Little Rock Management Unit; Kitter Canyon. Comment
  POM175376  Camissonia hirtella West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats, North Fork--San Gabriel Canyon. Comment
  RSA75441  Camissonia hirtella F. W. Peirson 1919-5-10 4698 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains. 915 Comment
  RSA182327  Camissonia micrantha J. Olmstead 1962-4-30 3409 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  POM173505  Camissonia pallida subsp. pallida Ralph Hoffmann 1929-4-27 s.n. Los Angeles Little Rock Dam. North base of San Gabriel Mts. Comment
  SEINET7040192  Camissonia pallida subsp. pallida A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  UC901753  Camissonia strigulosa I. W. Clokey and B. C. Templeton 1930-4-8 4671 Los Angeles San Fernando Road 300 Comment
  UC107678  Camissoniopsis bistorta T. S. Brandegee May 1889 Los Angeles San Pedro Comment
  SDSU8630  Camissoniopsis guadalupensis subsp. clementina R. M. Beauchamp 1967-3-19 330 Los Angeles Growing in sand dunes south of Darter spotting station, south of West Cove, San Clemente Island Comment
  SD239821  Camissoniopsis hirtella R. G. Swinney 2009-3-20 10139 Los Angeles San Gabriel Mountains Foothills: Azusa/Irwindale, mouth of San Gabriel River Canyon, 100-400 m north of I-210 Fwy, 300 m east of the river channel. (Azusa 7.5'Q) 177 Comment
  JEPS31794  Camissoniopsis hirtella F. W. Peirson 1918-5-26 128 Los Angeles Henniger Flats San Gabriel Mts. 868 Comment
  CATA3351  Camissoniopsis robusta Amy Catalano 2017-4-18 056 Los Angeles Santa Catalina Island: Hillside NNE of house #102 in Middle Ranch, about 120 meters from the house 260 Comment
  UCR46150  Canbya candida Kathy Harper 1986-5-16 s.n. Los Angeles Mojave Desert/N slope of San Gabriel Mtns, Pinon Hills, first wash on Smoke Tree Road, east of Hwy 138 1220 Comment
  SFV9176  Capsella bursa-pastoris J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Open lot on Highway 66 near Pomona city limit. 350 Comment
  CAS-BOT-BC37083  Capsella bursa-pastoris LeRoy Abrams 1899-3-1 239 Los Angeles University Station. Comment
  OBI36519  Capsella bursa-pastoris Mark Schneider 1973-1 s.n. Los Angeles Pierce College campus lawn Comment
  UCD114115  Capsella bursa-pastoris Brenda Bird; Gene Nardone 1993-4-2 s.n. Los Angeles Walker Ranch off of Placerita Canyon in Santa Clarita. Comment
  UC53945  Cardionema ramosissimum Ernest Braunton 1902-5-25 347 Los Angeles Redondo Comment
  CAS-BOT-BC282957  Carduus nutans G. W. Garrettson 1954-6-24 s.n. Los Angeles San Vinsente Ranch, Walnut Comment
  RSA630257  Carex alma Scott D. White, David E. Bramlet 1998-8-11 7040 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
  SEINET3897001  Carex alma Timothy S. Ross, Steve Boyd 1994-5-10 7735 Los Angeles Warm Springs Canyon. At the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250m WNW from the canyon's effluence into elizabeth Lake Canyon. Warm Springs Mountain 7.5' USGS Quadrangle.; 0 668 Comment
  UC597595  Carex alma Philip A. Munz 1937-5-4 15158 Los Angeles N of Claremont (Evey Canyon) 762 Comment
  RSA0045417  Carex alma Wendy Boes, Andrew Wheeler 2009-7-13 2009 -050 Los Angeles San Grabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  SEINET3897003  Carex alma Louis C. Wheeler 1946-5-19 6223 Los Angeles San Gabriel Mountains: Lower rincon. San Gabriel Canyon.; 0 Comment
  SEINET7552636 Image available Carex bolanderi Orlando Mistretta, Steve Boyd 1994-6-21 1388 Los Angeles San Gabriel Mountains; Santiago Canyon; Drainage northwest of Pacifico Mountains; 7.5' USGS topographic quadrangle 1585 Comment
  UCD140356  Carex globosa P. B. Kennedy 1928-3-29 s.n. Los Angeles Santa Catalina Island. Comment
  SD215319  Carex multicaulis Timothy S Ross, Steve Boyd et al 1990-6-25 3781 Los Angeles San Gabriel Mountains: Natural depression South-southwest of Crystal Lake. 1691 Comment
  UCR271987  Carex multicaulis R. G. Swinney 2011-6-20 15217 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  CAS-BOT-BC117927  Carex schottii Louis C. Wheeler 1936-6-21 4169 Los Angeles W. Fk. Palmer Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC117944  Carex schottii George Bernard Grant 1904-4-1 137 a Los Angeles Pasadena. Comment
  SEINET7577180 Image available Carex subfusca Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains, spring on north side of Blue Ridge by Guffy Camp. Comment
  RSA610535  Carex triquetra L. C. Wheeler 1936-4-21 4097 Los Angeles San Dimas Wash. 366 Comment
  CAS-BOT-BC115637  Carex triquetra Peter H. Raven 1960-5-21 15393 Los Angeles Clump in burned chaparral along road to Saddle Peak 2.1 mi from Ferndale. 502 Comment
  RSA364779  Carex triquetra Anstruther Davidson 1890-04 s.n. Los Angeles Glendale. Comment
  LA32203  Castilleja affinis Peter H. Raven; 1959-3-15 13953 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, just E of Zuma Beach. 24 Comment
  RSA425914  Castilleja affinis Anstruther Davidson 1889-07 s.n. Los Angeles Hills N. of Los Angeles Comment
  RSA549192  Castilleja applegatei subsp. martinii Tim S. Ross, Peter Fritsch 1990-6-20 3674 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA641242  Castilleja applegatei subsp. martinii Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Dimas Canyon Comment
  UC1389201  Castilleja applegatei subsp. martinii Noel H. Holmgren and James L. Reveal 1966-5-30 2614 Los Angeles 2 mi nw Mount Wilson top; San Gabriel Mountains 1645 Comment
  RSA81463  Castilleja applegatei subsp. martinii F. W. Peirson 1922-7-6 3182 Los Angeles Covering large areas of Blue Ridge, east end of San Gabriel Mts. near line between Los Angeles and San Bernardino counties. 2439 Comment
  SBBG66835  Castilleja chromosa R. Hoffmann 1929-4-28 Los Angeles Harold, near Palmdale Comment
  UCR186770  Castilleja exserta A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32089 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
  RSA660111  Castilleja foliolosa Orlando Mistretta 1992-6-12 573 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR154027  Castilleja foliolosa A. C. Sanders 2005-5-11 30173 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
  RSA505068  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains; Horse Flats Campground. In woodland south of the campground and along the drainage entering the campground from the north. Comment
  CSUSB909  Castilleja miniata R. D. Keys 1973-5-6 Los Angeles Angeles National Forest 1/4 mile below Falling Springs Resort, San Gabriel Canyon Road, Angeles National Forest; on rock face 10 feet above road. 1219 Comment
  RSA0036825  Castilleja minor subsp. spiralis Justin M. Wood 2011-7-7 4336 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA0091142  Castilleja minor subsp. spiralis R. G. Swinney 2011-5-24 14809 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  RSA448779  Castilleja minor subsp. spiralis V. V. Giles 1936-7-5 45 Los Angeles Holbrook Camp, San Gabriel Mountains. Comment
Read comments
Jun 17 2016
  RSA651546  Casuarina equisetifolia D. W. Smith 1949-2-13 s.n. Los Angeles Tujunga. 518 Comment
  UCSC001472  Catalpa bignonioides Peter Kamb 1947-5-25 542 Los Angeles Altadena 396 Comment
  CAS-BOT-BC40214  Caulanthus lasiophyllus LeRoy Abrams 1903-4-9 3298 Los Angeles Inglewood. Railway embankment. Comment
  SD52986  Ceanothus arboreus Peter H. Raven 1962-5-20 17781 Los Angeles Santa Catalina Island, Farnsworth Loop on summit road 244 Comment
  RSA0114182  Ceanothus arboreus Steven A. Junak 2000-3-31 SCa- 1148 Los Angeles Santa Catalina Island. Above road to White's Landing, ca. 0.3 mi from intersection w/Airport Road, just downslope from Airport Road. 412 Comment
  POM11572  Ceanothus cordulatus P. A. Munz 1921-6-18 4577 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2073 Comment
  CAS-BOT-BC48755  Ceanothus crassifolius C. H. M.; V. B. 1907-10-20 1343 Los Angeles San Pasqual Canyon Comment
  UC1071030  Ceanothus crassifolius R. St. John 1933-2-11 332 Los Angeles Cold Creek Calabasas quad 304 Comment
  UC450930  Ceanothus crassifolius F. A. M. 1931-3-13 70 Los Angeles Tuna Canyon Verdugo Hills Comment
  CAS-BOT-BC48798  Ceanothus crassifolius var. planus Huron H. Smith 1912-5-29 5031 Los Angeles Trail from summit, Santa Catalina Isl. 365 Comment
  LA52215  Ceanothus cuneatus M. Zaitlin; 1951-2-24 sn Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Old Topanga Canyon. Comment
  POM156317  Ceanothus cuneatus L. R. Abrams 1903-3-13 3128 Los Angeles San Gabriel Wash Near Azusa Comment
  UCD112082  Ceanothus cuneatus Kenneth A. Wilson 1961-2-18 854 Los Angeles Santa Monica Mountains. Mulholland Hwy, 0.5 mile west of Seminole Hot Springs. Comment
  RSA773847  Ceanothus integerrimus R. G. Swinney 2009-7-29 11443 Los Angeles Pacifico Mountain summit. 2134 Comment
  LA30353  Ceanothus leucodermis Mary V. Hood; 1943-7-11 43- 84 -k* Los Angeles San Gabriel Mountains, Rd. near Charlton Flats 1310 Comment
  UCR212838  Ceanothus leucodermis Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1816 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River above Morris Dam, steep slope above reservoir at bridge 385 Comment
  SEINET10493648  Ceanothus megacarpus subsp. insularis Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4787 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
  RSA3695  Ceanothus megacarpus var. insularis Carl B. Wolf 1932-5-10 3541 Los Angeles Catalina Island. Ridge between Mt. Shatto and summit of Equestrial Trail, back of Avalon 335 Comment
  SBBG13435  Ceanothus megacarpus var. insularis E. R. Blakley 1962-6-9 5197 Los Angeles cyn W of rd, 2.5 mi N of China Pt 167 Comment
  SBBG39122  Ceanothus megacarpus var. insularis M. Van Rensselaer 1937-7-1 Los Angeles Santa Catalina Island Comment
  SD114031  Ceanothus megacarpus var. insularis Darley F. Howe 1953-5-2 2266 Los Angeles Wain Canyon, Santa Catalina Comment
  LA43646  Ceanothus oliganthus W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  UCR146479  Ceanothus oliganthus subsp. oliganthus Scott D. White 2004-7-27 10624 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  UC1071164  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-2-17 289 Los Angeles Pico Canyon Santa Susana quad. 640 Comment
  LA42087  Ceanothus spinosus M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM156312  Ceanothus spinosus L. R. Abrams 1903-3-11 3115 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  UC66842  Ceanothus spinosus N. K. Berg 1904-3-7 Los Angeles Santa Monica Comment
  CAS-BOT-BC52496  Ceanothus vestitus Le Roy Abrams; E. A. McGregor 1908-6-19 334 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA750897  Celtis sinensis A. C. Sanders 2008-7-10 35741 Los Angeles Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR138519  Cenchrus longispinus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  JEPS30477  Centaurea melitensis Henry J. Thompson 1959-5-24 Los Angeles 0.7 mi n of Coast Highway; Santa Monica Mountains, Tuna Canyon 91 Comment
  UCR260389  Centaurea melitensis R. G. Swinney 2010-6-21 13299 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  CAS-BOT-BC272064  Centaurea melitensis T. Mosquin 1959-5-30 3303 Los Angeles Hills west of Avalon, Catalina Island Comment
  RSA0030950  Centaurea melitensis Bill Dewal s.n. Los Angeles Montrose. Vacant lot. 60 Comment
  RSA649817  Centaurea melitensis Matt Brooks 1988-5-7 43 Los Angeles Whittier, Dark Canyon 1.6 miles east of its confluence with Sycamore Canyon. Comment
  SFV16922  Centaurea melitensis G. Beall 1997-5-9 20 Los Angeles Santa Monica Mountains Mulholland Highway, 1 mile east of Malibu Canyon Road. Comment
  UCR261345  Centaurium venustum R. G. Swinney 2010-6-29 13378 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  UC455475  Centaurium venustum unknown May 1903 Los Angeles Baldwin's Ranch Comment
  CATA3418  Centranthus ruber Ben Dion, Morgan Fleming 2017-4-16 017 Los Angeles Santa Catalina Island: Rattlesnake WMU, past Hamilton Cove near Frog Rock on cliff above beach 15 Comment
  RSA652048  Centranthus ruber Gene Cooper 1961-4-1 s.n. Los Angeles Dalton Canyon, N. of Glendora. Comment
  UC62948  Centromadia pungens subsp. pungens Ernest Braunton 1903-6-1 899 Los Angeles Glendale to Burbank; L. A. River Comment
  CAS-BOT-BC279597  Centromadia pungens subsp. pungens Ernest Braunton 1903-6-1 899 Los Angeles L. A. River Comment
  SFV19323  Ceratophyllum demersum S. Kimball 2000-10-4 s. n. Los Angeles San Gabriel Mountains Castaic Lake. 460 Comment
  SD37824  Cercis occidentalis Post 1931-3-11 Los Angeles Pasadena Comment
  UCR269956  Cercocarpus betuloides R. G. Swinney 2010-5-19 12806 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
  RSA639752  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1946-8-25 6242 Los Angeles San Gabriel Mountains: Near Soldier Creek on Coldbrook, Crystal Lake Road. 1524 Comment
  CAS-BOT-BC137235  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36874 Los Angeles Santa Catalina Island: in Wild Boar Gully 121 Comment
  JEPS45570  Cercocarpus traskiae Blanche Trask 1909-9-4 Los Angeles Santa Catalina Island Comment
  LA88741  Cercocarpus traskiae Karen Searcy; 1967-5-1 40 Los Angeles Santa Catalina Island, Gully 1 mi. WNW Salta Verde Point Comment
  RSA208928  Cercocarpus traskiae Theadore H. Mortenson 1967-5-18 1517 Los Angeles Santa Catalina Island. 1 m above Wild Boar Gully (Cercocarpus Arroyo) 168 Comment
  CHSC26376  Cestrum parqui Marilyn Chase 1967-7-7 176 Los Angeles Pasadena, Calif. Inst. of Tech., Earhart Plant Research Lab. Comment
  UC440426  Chaenactis artemisiifolia Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon Santa Monica Mountains, Topango Canyon Comment
  UC894476  Chaenactis glabriuscula var. glabriuscula Mrs. Jos. Clemens 1922-5-30 Los Angeles base of Mt. Wilson Comment
  UC31022  Chaenactis glabriuscula var. glabriuscula J. Burtt Davy May 9 1896-May 24 1896 2582 a Los Angeles Lansing's, West Palmdale Antelope Valley, West Palmdale Comment
  CAS-BOT-BC277518  Chaenactis glabriuscula var. lanosa Le Roy Abrams 1899-4-1 216 Los Angeles Ballona Harbor Comment
  SD113076  Chaenactis glabriuscula var. lanosa Darley F. Howe 1915-4-1 60 Los Angeles Claremont Comment
  CAS-BOT-BC284279  Chaenactis santolinoides A. D. E. Elmer 1902-6-1 3802 Los Angeles Acton Comment
  JEPS5005  Chaenactis santolinoides Rimo Bacigalupi with G. Thomas Robbins and L. R. Heckard 1953-6-14 4189 Los Angeles So. Fork of Little Rock Creek Canyon San Gabriel Mts., Angeles National Forest (upper slopes, higher n slopes of mts.) 1554 Comment
  UC1584220  Chaenactis santolinoides Tim Ross and Steve Boyd 1990-5-17 2592 Los Angeles Mill Creek Tree Plantation, Tujunga District San Gabriel Mts., Angeles National Forest 1612 Comment
  RSA92863  Chaenactis santolinoides F. W. Peirson 1920-6-10 241 Los Angeles along north rim of summit of Mt. Wilson 1737 Comment
  UCR186886  Chaenactis xantiana A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32235 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  UC1584702  Chamaesyce melanadenia Tim Ross 1991-3-24 4321 Los Angeles ridge to n Turnbull Canyan; Whittier Hills (Puente Hills, pro parte) 292 Comment
  UC213229  Chamaesyce melanadenia I. M. Johnston 1917-5-30 1806 Los Angeles mouth Live Oak Canyon; San Antonio Mtns 457 Comment
  RSA639151  Chamaesyce prostrata L. C. Wheeler 1973-7-14 s.n. Los Angeles Los Angeles: Great Western Exhibit Center near Atlantic and Washington Blvd. Comment
  SFV16787  Cheilanthes covillei J. D. Dilley 1997-2-1 s. n. Los Angeles San Gabriel Mountains Colby Canyon, on Angeles Crest Highway. 3 miles east of junction with Angeles Forest Highway. 1 mile up trail. 1067 Comment
  CAS-BOT-BC68144  Cheilanthes newberryi Louis C. Wheeler 1932-2-3 442 Los Angeles Puddingstone, Canyon, San Jose Hills 243 Comment
  UC1595404  Chenopodium ambrosioides Tim Ross and Annette H. Ross 1991-7-29 5714 Los Angeles Elephant Hill San Dimas 7.5' quad, Puente Hills, W Pomona (near n base, hill is n-most point of Puente Hills) 243 Comment
  UCR186400  Chenopodium ambrosioides T. B. Salvato, Sarah Flack 2007-8-8 3044 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  RSA0080644  Chenopodium berlandieri R. G. Swinney 2010-5-29 13008 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  RSA670928  Chenopodium berlandieri Joseph M. Keefe 2001-3-13 31085 Los Angeles East side of Tipton Terrace, 0.2 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042. 256 Comment
  UCR259751  Chenopodium berlandieri R. G. Swinney 2010-4-28 12432 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
  SD230203  Chenopodium berlandieri Louis C. Wheeler 1973-6-8 Los Angeles Los Angeles: SE of Alameda St. & San Diego (405) Fwy, between Sepulveda Blvd. & 233rd St. (L.A. Harbor Dept., Classification Yard, E of Dominguez Flood Control Channel.) Comment
  RSA630252  Chenopodium botrys Scott D. White, Dave Bramlet 1998-8-11 7057 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
  RSA713806  Chenopodium botrys Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1364 Los Angeles Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  POM264691  Chenopodium botrys L. C. Wheeler 1936-7-4 4213 Los Angeles 1 mile northeast of Glendora 304 Comment
  LA200365  Chenopodium californicum Jonathan Sauer; R. Dix 1969-3-20 4400 Los Angeles Santa Monica Mountains, Point Dume Comment
  SBBG128436  Chenopodium californicum M. L. Hoefs 1995-5-16 2041 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  SBBG97037  Chenopodium californicum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4361 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UC452631  Chenopodium californicum C. F. Millspaugh 1920-2-7 4696 Los Angeles Pebble Beach Canyon Santa Catalina Island Comment
  UCR91371  Chenopodium californicum Scott D. White 1995-3-15 2578 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  SDSU5596  Chenopodium californicum Gerals Collier 1951-4-7 M 136 Los Angeles Point Dume, near road about 2 mile west of US Hwy 101. Comment
  CAS-BOT-BC473051  Chenopodium leptophyllum Geo. L. Mosley 1927-5-1 s.n. Los Angeles LaCrescenta Comment
  SEINET269136  Chenopodium murale Scott D. White 1995-3-15 2565 Los Angeles Malibu. Upslope from Winter Canyon near pepperdine Univ.; N. of Pacific Coast Hwy. E of Malibu Canyon Rd. SW of Mali 91 Comment
  RSA660234  Chenopodium murale H. Christopher Gubler 1981-6-1 18 Los Angeles Cal Poly Pomona Ag. Eng. Buld. 500 yards north in the field. Comment
  RSA478574  Chenopodium pratericola L. C. Wheeler 1932-7-19 962 Los Angeles 2 miles north of Claremont. 412 Comment
  RSA604305  Chenopodium pumilio L. C. Wheeler 1967-9-26 s.n. Los Angeles San Gabriel Mountains: Tributary to Eaton Wash, Nature Center. Comment
  UCR126635  Chorizanthe coriacea A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26052 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  UCR222986  Chorizanthe perfoliata R. G. Swinney 2009-5-5 10641 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UC72683  Chorizanthe procumbens Geo. B. Grant May 1901 170 Los Angeles Echo Mt. Comment
  HSC17258  Chorizanthe staticoides C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Haskell Canyon Rd. off Bouquet Canyon Rd. Comment
  POM156531  Chorizanthe staticoides L. R. Abrams 1902-7-2 2637 Los Angeles Sierra Madre. Comment
  POM21161  Chorizanthe staticoides Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA608836  Chorizanthe staticoides Louis C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring Canyon. 945 Comment
  RSA733750  Chorizanthe staticoides R. G. Swinney 2000-5-20 7694 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39. 610 Comment
  UC55755  Chorizanthe staticoides Ernest Braunton 1902-6-1 418 Los Angeles Elysian Park Comment
  UCR152903  Chorizanthe staticoides A. C. Sanders, Helen Kennedy 2005-4-13 29435 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR192818  Chorizanthe staticoides Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  RSA567165  Chorizanthe staticoides subsp. staticoides Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3901 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA603395  Chrysanthemum coronarium L. C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: at San Gabriel Blvd. Comment
  JEPS58687  Chrysolepis sempervirens Frank W. Peirson 1918-7-8 15 Los Angeles Baldy (= Mt. San Antonio); San Gabriel Mts. 2590 Comment
  SEINET11860686  Chrysothamnus J. F. Bright, Wyman, C. 1932-11-3 7970 Los Angeles Hollywood 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
  LA34838  Cirsium occidentale var. californicum Mary V. Hood; 1942-12-16 42 97 k* Los Angeles 144 Comment
  UCR149888  Cirsium occidentale var. californicum R. G. Swinney 1999-6-18 7325 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  CAS-BOT-BC285597  Cirsium occidentale var. occidentale Alice Eastwood 1919-6-21 9062 Los Angeles San Fernando Comment
  RSA600186  Cirsium vulgare L. C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  RSA614984  Cirsium vulgare L. C. Wheeler 1968-4-13 s.n. Los Angeles Bluebird Truck Trail 449 Comment
  UCR859  Cirsium vulgare Shirley Ward 1957-4-20 s.n. Los Angeles San Gabriel Valley, Yard of private residence at 1624 Brighton Ave., Duarte 213 Comment
  RSA466632  Cistanthe monosperma Fred Burlew 2994 Los Angeles Mount San Antonio Comment
  RSA221570  Cistus incanus Arthur C. Gibson 1971-3-24 1737 Los Angeles near beginning of road into Cobal Canyon NE of Claremont. Comment
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Aug 15 2014
  RSA594758  Cistus incanus subsp. creticus T. S. Ross 1995-4-7 8356 Los Angeles Templin Highway ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  UCR220091  Cistus monspeliensis Fred M. Roberts, Ian Cain, Chezzy W. Brungraber 2010-5-3 7295 Los Angeles Los Angeles Basin, Montebello Hills, oil field above Sycamore Canyon and North Montebello Blvd, 0.6 km southeast of Paramount Blvd Bridge over Pomona Fwy 138 Comment
  CAS-BOT-BC172449  Clarkia bottae Le Roy Abrams 1900-4-1 s.n. Los Angeles Pasadena Comment
  RSA240683  Clarkia bottae Donald R. Bissing 1973-5-18 85 Los Angeles Evey Canyon, San Gabriel Mountains: roadside 0.4 mile from mouth of canyon. 732 Comment
  UCD104355  Clarkia bottae Ray A. Evans 1951-5-5 s.n. Los Angeles 2 miles S of Puddingstone Dam in Kellogg Hills. 609 Comment
  CAS-BOT-BC172257  Clarkia cylindrica subsp. cylindrica Timothy S. Ross; Steve Boyd 1993-5-23 7257 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227 ft), ca 700 m SSW of Plum springs (in upper Clearwater Canyon), Green Valley 7.5' USGS quad., Liebre Mountains 908 Comment
  POM153214  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 55 Los Angeles 8 miles west of Elizabeth Lake 1000 Comment
  RSA527637  Clarkia epilobioides Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4391 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UC1871296  Clarkia heterandra T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3909 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon Comment
  UCR127900  Clarkia purpurea A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26105 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
  CAS-BOT-BC163718  Clarkia purpurea subsp. quadrivulnera Ernest Braunton 1903-6-1 885 Los Angeles Glendale to Burbank Comment
  LA45550  Clarkia purpurea subsp. quadrivulnera Carl Epling; M. Epling 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA448588  Clarkia unguiculata Grace Shaffer s.n. Los Angeles Z trail above Sierra Madre. Comment
  UC1122465  Clarkia unguiculata A. D. Gifford 1935-5-8 679 Los Angeles 2 1/2 mi s Warm Springs; Angeles National Forest, Tejon Quadrangle Comment
  UCR206275  Clarkia xantiana R. G. Swinney 2008-6-9 9014 Los Angeles San Gabriel Mtns., west fork of Punchbowl Canyon, 1 mi. S of Devils Punchbowl Co. Park headquarters, S of park boundary 1601 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
  UCR252556  Claytonia parviflora R. G. Swinney 2010-5-11 12670 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  CHSC83679  Claytonia parviflora subsp. parviflora John Dittes 1990-6-7 77 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Big Tujunga Creek; ca. 1.2 air miles northeast of dam. 922 Comment
  SBBG127532  Claytonia parviflora subsp. parviflora M. L. Hoefs, S. A. Junak, L. Stratton 1998-3-21 2814 Los Angeles ca. halfway into Middle Cyn 286 Comment
  UCR223604  Claytonia perfoliata R. G. Swinney 2009-6-8 11079 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
  SD132616  Claytonia perfoliata M. B. Dunkle 1939-4-3 7224 Los Angeles Chenetti Canyon Gorge, San Clemente Island Comment
  RSA3714  Claytonia perfoliata subsp. mexicana C. B. Wolf 1932-5-11 3561 Los Angeles Fourth O July Cove; Santa Catalina Island 30 Comment
  RSA0040209  Claytonia perfoliata subsp. mexicana Orlando Mistretta 1989-5-15 s.n. Los Angeles San Clemente Island, Bryce Canyon. Comment
  UC56763  Claytonia perfoliata subsp. mexicana Ernest Braunton 1902-3-30 164 Los Angeles Elysian Hills Comment
  RSA592850  Claytonia rubra subsp. rubra Steve Boyd, Orlando Mistretta 1996-5-1 8751 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  UC1125948  Clematis lasiantha A. D. Gifford 1935-3-15 457 Los Angeles 2 1/2 mi. s.-s.w. Red Mt.; Angeles Nat'l Forest, Tejon Quad. Comment
  UCD95599  Clematis lasiantha Daryl Koutnik 1978-3-27 175 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Ave, Claremont. 579 Comment
  RSA0117622  Cleomella obtusifolia Sarah J. J. De Groot 2005-5-19 4977 Los Angeles Antelope Valley, along Avenue G between 30th and 40th Streets. 702 Comment
  UC511788  Cleomella obtusifolia Frank W. Peirson 1933-5-13 10661 Los Angeles 12 mi s Muroc Comment
  UCR185581  Collinsia bartsiifolia A. C. Sanders 2007-4-25 33567 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA79444  Collinsia bartsiifolia var. davidsonii F. W. Peirson 1922-6-3 3084 Los Angeles East of Oak Grove Creek Divide, Liebre Mts. 1174 Comment
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Dec 10 2011
  SBBG66411  Collinsia bartsiifolia var. davidsonii S. W. Hutchinson -May-1926 1026 Los Angeles Lancaster 715 Comment
  RSA408342  Collinsia heterophylla Anstruther Davidson 1923-05 s.n. Los Angeles Mt. Wilson. Comment
  RSA408343  Collinsia heterophylla I. M. Johnston 1917-7-1 1750 Los Angeles Near Brown's Flat in Fern Canyon. 1280 Comment
  RSA640834  Collinsia heterophylla Louis C. Wheeler 1931-4-27 s.n. Los Angeles Pomona: Ganesha Heights. Comment
  POM44725  Collinsia parryi George B. Grant 1905-5-4 s.n. Los Angeles Near Pasadena. Comment
  RSA639724  Collinsia torreyi var. wrightii Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  UCR179488  Colutea arborescens R. G. Swinney 1989-7-8 s.n. Los Angeles San Gabriel Mountains, Glendora Wilderness Park, in Big Dalton Canyon. 1.6 mi. NE of Glendora Mountain Road on Big Dalton Canyon Road 473 Comment
  RSA626114  Convolvulus arvensis LeRoy Gross 1999-4-29 144 Los Angeles Santa Susana Mountains, east end: Rice Canyon, north on interstate 5, exit Calgrove Ave. turn left to The Old Road, City of Newhall. 396 Comment
  RSA0042771  Convolvulus occidentalis var. cyclostegius Lee Haines 1934-7-4 s.n. Los Angeles Little Dalton, San Gabriel Mountains. Comment
  CAS-BOT-BC285959  Conyza bonariensis Louis C. Wheeler 1931-8-24 26 Los Angeles 1 1/2 mi. N Claremont 396 Comment
  SEINET10808296  Conyza bonariensis David B. Dunn 1949-7-15 Dunn s.n. Los Angeles Growing at U.C.L.A. in soil collected at #3 weather station in the Red hills about 1 mile south of the Bursum Triangulation Point, Socorro county, New Mexico. Comment
  UCR271744  Conyza canadensis R. G. Swinney 2011-10-27 15915 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
  UCR241697  Conyza floribunda Dan S. Cooper 2012-9-6 912- 78 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  CAS-BOT-BC287748  Coreopsis bigelovii Henry J. Thompson 1959-3-31 1905 Los Angeles Santa Monica Mts. 1 mile N of Mulholland Highway, 1.8 miles S of Malibu Junction, Cornell Rd 274 Comment
  RSA587352  Coreopsis bigelovii Orlando Mistretta 1992-5-4 231 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  RSA188168  Coreopsis gigantea R. F. Thorne 1966-4-4 35795 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA3612  Coreopsis gigantea C. B. Wolf 1932-5-14 3631 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  SEINET7836953 Image available Coreopsis gigantea G. B. Grant, W. Wheeler 1904-4-21 680 2228 Los Angeles Santa Catalina Island Comment
  UC55081  Corethrogyne filaginifolia Miss E. D. Palmer Los Angeles Los Angeles Comment
  UCR252728  Corethrogyne filaginifolia R. G. Swinney 2010-9-1 13661 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  SD43512  Corethrogyne filaginifolia var. filaginifolia Philip A. Munz 1947-9-18 12135 Los Angeles Mint Canyon Public Camp, northeast of Saugus. 760 Comment
  UCR101181  Coriandrum sativum L. C. Wheeler 1975-5-13 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo: c. 0.25 mi. north of San Gabriel Blvd. 58 Comment
  CDA1905  Cortaderia jubata Steve Boyd 1998-10-6 10294 Los Angeles West Mojave Desert/Transverse Range; Liebre Mtns. Region. Pine Canyon, W of junction with Lake Hughes Road Comment
  CAS-BOT-BC427737  Crassula connata Geo. B. Grant 1902-4-1 1295 Los Angeles Pasadena Comment
  RSA763024  Crassula connata R. G. Swinney 2009-3-13 10109 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
  SFV1571  Crassula connata M. L. Vincent 1963-5-7 340 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  LA201039  Crassula erecta Louis Wheeler; 1932-3-9 471 Los Angeles Santa Monica Mountains, Westwood, UCLA campus 121 Comment
  RSA639757  Crassula tillaea L. C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Vogel Flat, Big Tujunga Canyon. 556 Comment
  RSA792834  Crassula tillaea Justin M. Wood 2009-3-24 383 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  UCR99457  Crassula tillaea L. C. Wheeler 1948-4-26 6634 Los Angeles Altadena. Oak Grove Park, Devil's Gate Dam 305 Comment
  RSA599217  Crassula tillaea L. C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Brown School for Girls, northwest of Glendora. 358 Comment
  CATA1243  Cressa truxillensis Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2321 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  SBBG31028  Cressa truxillensis R. F. Thorne 1966-5-31 36444 Los Angeles behind beach at Little Harbor 3 Comment
  RSA583138  Crossosoma californicum T. S. Ross 1993-4-22 6922 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; 1080 m due N of Cactus Peak (1560 ft); on terrace-like portion near base of northerly slope 259 Comment
  RSA656867  Croton californicus Joseph M. Keefe 2001-1-24 31016 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  SEINET7063472  Croton californicus A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  SD12582  Croton setiger Edith A. Purer 1933-10-7 5597 Los Angeles El Segundo, stabilized sand dunes Comment
  RSA0110916  Cryptantha R. G. Swinney 2011-6-7 1508 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
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Feb 19 2020
  RSA0116459  Cryptantha R. G. Swinney 2011-9-22 15676 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of Inspiration Cyn. & Coldwater Cyn., near spring & watertank. 1140 Comment
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Feb 19 2020
  UCR203207  Cryptantha R. G. Swinney 2005-5-21 8248 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
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Feb 19 2020
  SBBG132078  Cryptantha S. A. Junak, B. Collins 1991-4-25 SCI 213 Los Angeles Middle Ranch Cyn, just downstream from cement dam 463 Comment
  SBBG63629  Cryptantha barbigera R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  RSA585934  Cryptantha circumscissa T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2943 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  SD113303  Cryptantha circumscissa Darley F. Howe 1947-5-4 1776 Los Angeles Vincent, Western MoJave Desert Comment
  LA204177  Cryptantha circumscissa var. circumscissa Carl Epling; May 1925 sn Los Angeles Mint Canon Comment
  SEINET7881016 Image available Cryptantha clevelandii var. florosa F. R. Fosberg 1931-1 S 4558 Los Angeles Avalon Canyon; Just below Pacific Divide; Santa Catalina Island Comment
  IRVC26354  Cryptantha corollata A. C. Sanders, Mark A. Elvin 2003-4-16 26040 Los Angeles Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed 305 Comment
  CAS-BOT-BC174979  Cryptantha intermedia Timothy S. Ross; Steve Boyd 1994-7-7 8148 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  SBBG31352  Cryptantha intermedia R. F. Thorne 1966-4-6 35888 Los Angeles between White and Moonstone Coves 15 Comment
  SD66886  Cryptantha intermedia R. Mitchel Beauchamp 1967-3-18 280 Los Angeles San Clemente Island: Canyon below Lemon Tank Comment
  POM19016  Cryptantha intermedia P. A. Munz 1923-4-9 6661 Los Angeles San Clemente Island, east coast. Comment
  RSA527642  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4363 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  POM19087  Cryptantha maritima P. A. Munz 1923-4-10 6746 Los Angeles San Clemente Island: canyon south of 'Lemon Tank'; west coast. Comment
  SBBG63710  Cryptantha microstachys M. N. Ackley -Apr-1928 44 Los Angeles Santa Monica Mtns 274 Comment
  UCR259157  Cryptantha microstachys R. G. Swinney 2010-8-30 13610 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  LA211118  Cryptantha microstachys Arthur C. Gibson; 2009-6-11 5266 Los Angeles SANTA MONICA MOUNTAINS, Stunt Rd., Calabasas. Comment
  RSA175365  Cryptantha microstachys E. Crow 1930-6-29 s.n. Los Angeles above camp Coldbrook Comment
  IRVC28379  Cryptantha muricata A. C. Sanders, Tricia Wotipka 2003-4-28 26095 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  SBBG118901  Cryptantha muricata S. Boyd with A. Maurice 2004-5-18 11313 Los Angeles rd leading to Atmore Meadows area from main rd on crest, at crossing of spring overflow 1437 Comment
  UC78575  Cryptantha muricata Rev. J. C. Nevin Los Angeles Los Angeles Comment
  UCR147042  Cryptantha muricata L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon 0.25 mi SSW of Blum Ranch 915 Comment
  UCR258771  Cryptantha muricata R. G. Swinney 2010-6-23 13348 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  JEPS67710  Cryptantha muricata W. L. Jepson 1920-5-3 8933 Los Angeles above Castac Creek 975 Comment
  RSA0079567  Cryptantha muricata var. jonesii Michael Denslow, Steve D. Boyd 2003-5-7 1084 Los Angeles San Gabriel Mountains region: Glendora Ridge Motorway (1N26) west of intersection with Glendora Mountain Road (2N08). 762 Comment
  RSA0079399  Cryptantha muricata var. jonesii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 2 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA0019854  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2011-6-29 5773 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, E of summit. 1762 Comment
  RSA0079553  Cryptantha muricata var. muricata Joseph A. Ewan 1929-7-10 2087 Los Angeles Barley Flats, San Gabriel Mts. 1716 Comment
  RSA0079603  Cryptantha muricata var. muricata Lyman Benson 1945-6-5 11768 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  RSA0013163  Cryptantha nevadensis var. rigida Orlando Mistretta, Christine Mistretta 2011-6-11 5683 Los Angeles 0.32 miles S of Aliso Canyon Rd. and Southern California Edison transmission line Corridor, 3.05 miles NW of intersection of Aliso Cyn Rd. and Angeles Forest Hwy. 1068 Comment
  UCR214022  Cryptantha nevadensis var. rigida A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37978 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
  POM98348  Cryptantha oxygona P. A. Munz 1926-4-4 9987 Los Angeles 1 mile north of Elizabeth Lake. Comment
  RSA0079021  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-4-28 10537 Los Angeles summit of Mt. Emma 1585 Comment
  UCR280533  Cryptantha pterocarya var. purpusii R. G. Swinney 2014-4-10 16021 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
  RSA0113436  Cryptantha similis LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7539 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
  SBBG31353  Cryptantha wigginsii R. F. Thorne 1966-4-5 35850 Los Angeles above stream in Cottonwood Cyn 106 Comment
  SEINET3162000  Cucurbita foetidissima G. B. Grant 243 Los Angeles Pasadena Comment
  CAS-BOT-BC224483  Cuscuta californica G. B. Grant 1901-6-23 4141 Los Angeles Pasadena Comment
  RSA70994  Cuscuta californica var. californica F. W. Peirson 150 Los Angeles Hills near Monrovia Comment
  RSA0008159  Cuscuta salina P. H. Raven, Henry J. Thompson 1959-9-6 14364 Los Angeles At mouth of Malibu Creek. 2 Comment
  LA200381  Cuscuta salina var. major Jonathan Sauer; R. O. Baker 1973-5-18 5483 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  LA91510  Cuscuta subinclusa Bruce Douglas Clayton; Greg Shaw 1972-5-11 110 Los Angeles Santa Monica Mountains, upper Temescal and Rustic Canyons, Mountain Park Research Campus, On trail on S slope of Castle 551 Comment
  SBBG116318  Cylindropuntia californica var. parkeri R. Burgess, P. Munro 2002-5-6 5141 Los Angeles Hungry Valley Rd, 0.5 mi W of Smokey Bear Rd 914 Comment
  UC1109346  Cynodon dactylon Peter H. Raven 1962-4-12 17342 Los Angeles Wilson Cove San Clemente Island; , Wilson Cove 45 Comment
  SD252223  Cyperus Steven A. Junak 2000-7-1 Sca 1369 Los Angeles Santa Catalina Island. At NW side of reservoir. 328 Comment
  RSA0104981  Cyperus Steven A. Junak 1999-7-17 SCa- 1068 Los Angeles Santa Catalina Island. At W end of Rig Field, plant stop. 213 Comment
  SD252218  Cyperus Steven A. Junak 1999-7-16 Sca 1048 Los Angeles Santa Catalina Island. Lower part of Cottonwood Canyon, just upstream from road to Ben Weston Beach. 29 Comment
  RSA608304  Cyperus difformis L. C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 - 3/4 mile W of Bear Creek. 518 Comment
  LA15026  Cyperus esculentus var. leptostachyus Louis Wheeler; 1932-9-19 1397 Los Angeles 121 Comment
  UCR256860  Cyperus involucratus R. G. Swinney 2010-8-16 13543 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SEINET13710317  Cyrtomium falcatum Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles San Marino, Huntington Botanical Garden Comment
  RSA86196  Cystopteris fragilis F. W. Peirson 1919-5-14 1523 Los Angeles west fork of Eaton Canyon, south base of San Gabriel Mts. 1066 Comment
  UCR108458  Dactylis glomerata L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mtns., Susanna Canyon, 0.25 mi upstream from the mouth [San Gabriel Reservoir] Comment
  UCR127372  Dactyloctenium aegyptium A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25552 Los Angeles Santa Clara River Valley, north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  RSA596481  Datisca glomerata L. C. Wheeler 1967-5-24 9714 Los Angeles San Gabriel Mountains. Indian CanyonCampground 822 Comment
  SEINET3860090  Datisca glomerata R. G. Swinney 2009-4-21 10425 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.; 0 192 Comment
  RSA586471  Datisca glomerata Orlando Mistretta 1994-6-21 1379 A Los Angeles San Gabriel Mtns: Santiago canyon; drainage northwest of Pacifico Mtn 1829 Comment
  RSA596739  Datura wrightii Louis C. Wheeler 1966-10-23 9053 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  CAS-BOT-BC130909  Deinandra clementina Huron H. Smith 1912-5-31 5055 Los Angeles Pebble Beach Road, Santa Catalina Isl. 7 Comment
  SBBG13708  Deinandra fasciculata E. R. Blakley 1962-10-4 5398 Los Angeles Ironwood Gully, S of Catalina Harbor at the isthmus 182 Comment
  UC750677  Deinandra fasciculata Lewis S. Rose 1946-7-21 46222 Los Angeles n end of Hollywood Reservoir; Los Angeles Comment
  CAS-BOT-BC299278  Deinandra fasciculata D. D. Keck 1930-6-11 A- 32 Los Angeles Glasshouse at Stanford University Comment
  SEINET7838965 Image available Deinandra fasciculata I. W. Clokey, B. C. Templeton 4600 Los Angeles Mandeville Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC131017  Deinandra minthornii John Thomas Howell 1947-7-17 23375 Los Angeles Santa Susana Pass Comment
  UC1930049  Delairea odorata Scott D. White 2003-1-7 8794 Los Angeles CISMONTANE INTERIOR VALLEY: Claremont. Blaisdell Park, east of College Ave. and north of Oak Park Dr. Southeast corner of the park. Comment
  JEPS23510  Delphinium cardinale Paul W. Colburn 1943-6-17 Los Angeles Ferndell Los Angeles, Griffith Park Comment
  SBBG121867  Delphinium parishii subsp. parishii A. Parikh, N. Gale 2005-5-13 769 Los Angeles North Sierra Pelona, 1.7 km S of the California Aqueduct, 3.3 km W of State Hwy 14 1030 Comment
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Feb 22 2012
  RSA720650  Delphinium parryi Anuja Parikh, Nathan Gale 2003-4-29 s.n. Los Angeles Western Transverse Range: Castaic Mesa, study area 68 north of the water plant, ca. 1 km E of Castaic Lagoon 427 Comment
  CAS-BOT-BC121379  Delphinium parryi subsp. maritimum H. E. Hasse 1890-3-1 s.n. Los Angeles near Santa Monica Comment
  CAS-BOT-BC116297  Delphinium parryi subsp. parryi Alma Sweet 1919-4-1 s.n. Los Angeles Claremont Comment
  UCD96554  Delphinium patens Kenneth A. Wilson 1961-3-14 1019 Los Angeles Santa Monica Mtns. Mulholland Hwy. 1/2 mile west of Seminole Hot Springs. Comment
  LA52172  Delphinium patens subsp. hepaticoideum O. A. Plunkett; 1926-3-20 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA182322  Delphinium patens subsp. hepaticoideum John Olmsted 1962-4-30 3411 Los Angeles 1960 Johnstone Park burn, from west fork of San Dimas Creek to Wolfskill Falls 457 Comment
  UCD96565  Delphinium patens subsp. hepaticoideum Geoffrey Levin 1974-4-27 62 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. 731 Comment
  UC592909  Dendromecon harfordii Carl B. Wolf 1932-10-5 4228 Los Angeles on slopes Black Jack Peak; Santa Catalina Island, Black Jack Mine 426 Comment
  RSA764433  Dendromecon rigida Doris Bowers 1965-05 614 Los Angeles Little Tujunga Canyon 610 Comment
  UC1126382  Dendromecon rigida F. H. Raymond 1930-1-28 38 Los Angeles Tuna Canyon Calabasas Quadrangle; SBM 457 Comment
  UC9984  Dendromecon rigida J. H. Barber 1897-6-25 183 Los Angeles Soledad Canyon Comment
  UCR143205  Dendromecon rigida subsp. harfordii F. R. Fosberg 1931-5-21 S- 4933 Los Angeles Channel Islands, Santa Catalina Island; between Cherry Valley and Howland's Landing 20 Comment
  RSA433211  Dendromecon rigida subsp. rigida T. S. Clare 1929-5-28 s.n. Los Angeles Topanga Canyon. Comment
  SEINET10524200  Deschampsia danthonioides Robert F. Thorne 1966-4-17 Thorne 36082 Los Angeles San Clemente Island: Grassland near reservoirs between Boulder & Horton, NE side of island; with Lupinus bicolor, Delphinium variegatum thornei, Festuca spp., Stipa spp., etc.; New genus for San Clemente Island. Comment
  UC855980  Descurainia pinnata Louis C. Wheeler 1932-8-2 1110 Los Angeles Crystal Lake; San Gabriel Mts. 1676 Comment
  UCR270814  Descurainia pinnata subsp. glabra R. G. Swinney 2011-5-24 14832 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA187726  Descurainia pinnata subsp. menziesii R. F. Thorne 1966-4-5 35811 Los Angeles Santa Catalina Island: Middle Ranch Canyon below Stage Station SW of Eagles Nest 76 Comment
  UC10803  Descurainia pinnata subsp. menziesii W. H. Brewer 1861-2-16 197 Los Angeles San Fernando Valley Comment
  RSA574279  Desmazeria rigida Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6826 Los Angeles Santa Catalina Island. Indian Head Rock, SSW of & overlooking, Little Harbor. 79 Comment
  CAS-BOT-BC402274  Dicentra chrysantha Herman Knoche 1919-6-12 Series A, No. 798 Los Angeles Glendora Comment
  UCR277088  Dicentra chrysantha R. G. Swinney 2010-10-5 13994 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA0080428  Dicentra chrysantha R. G. Swinney 2011-6-29 15369 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  CAS-BOT-BC499440  Dichelostemma capitatum Ira L. Wiggins 1949-2-22 11959 Los Angeles Northern end of San Clamente Island Comment
  CAS-BOT-BC499446  Dichelostemma capitatum M. B. Dunkle 1940-3-18 7419 Los Angeles Hillside, west end of Santa Barbara Island, Comment
  RSA670444  Dichelostemma capitatum subsp. capitatum I. W. Clokey, B. C. Templeton 1929-04 4440 Los Angeles Mandeville Canyon, Santa Monica Mountains 425 Comment
  UCR13459  Dichelostemma capitatum subsp. capitatum O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA592502  Dichondra occidentalis Mark Hoefs, Doug Propst 1973-3-14 122 Los Angeles Santa Catalina Island. Top of White Landings Rd. east exposure 518 Comment
  RSA530778  Dithyrea maritima G. J. Hollenberg 1928-7-30 s.n. Los Angeles El Segundo. Comment
  LA44535  Dodecatheon clevelandii Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR204424  Dodecatheon redolens R. G. Swinney 2001-9-15 8185 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA330811  Draba albertina Wayne E. Sawyer 1981-6-16 42 Los Angeles SAN GABRIEL MOUNTAINS, ANGELES NATIONAL FOREST: Lily Spring 2454 Comment
  UCR272859  Draba corrugata R. G. Swinney 2011-7-29 15555 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA771319  Drosanthemum floribundum R. F. Thorne 1967-5-20 36908 Los Angeles Santa Catalina Island. Near bunkhouse, Middle Ranch Canyon. 213 Comment
  CATA2972  Dryopteris arguta Amy Catalano 2016-1-28 009 Los Angeles Santa Catalina Island: Drainage bottom on south side of Airport Road, below Exclosure 4A 372 Comment
  CATA3226  Dryopteris arguta Julia Parish, Laura Roll 2016-12-2 018 Los Angeles Santa Catalina Island: About 250 meters east of Haypress Reservoir, in drainage on south side of road 425 Comment
  UC812061  Dryopteris arguta Ira W. Clokey, B. Templeton May 1929 4539 Los Angeles Mandeville Canyon; Santa Monica Mts. 350 Comment
  RSA226252  Dryopteris arguta Gary D. Cromwell, David W. Wheat 1971-4-21 570 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtms. 2 mi. NE of Glendora. East side of canyon, about 2 m. above creek bed. Comment
  RSA638853  Dryopteris arguta Valerie L. Soza, Laura Moore 1999-6-30 573 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above Hoegee Campground. 853 Comment
  RSA657965  Dryopteris arguta Christopher Vellema 2001-2-4 111 Los Angeles City of Glendale. Dead Horse Canyon, one quarter mile from Greenbriar Street. 30 feet up the NW facing stream bank. 354 Comment
  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
  RSA584592  Dudleya cymosa subsp. pumila T. S. Ross, Orlando Mistretta 1993-5-26 7317 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (USFS) between Wilson Canyon Saddle and May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1098 Comment
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Sep 30 2014
  RSA641690  Dudleya cymosa subsp. pumila Orlando Mistretta 1993-6-2 862 Los Angeles San Gabriel Mountains: along road to Vincent Mine. 2009 Comment
  RSA716906  Dudleya cymosa subsp. pumila LeRoy Gross 2006-5-30 2466 Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. Between 34.56823N, 118.74161W, and 34.5822N, 118.73220W 1244 Comment
  RSA423461  Dudleya densiflora Anstruther Davidson s.n. Los Angeles Mt. Islip. Comment
  SD132745  Dudleya hassei James C. Dice, Michael Donoghue and Terry Martin 1983-5-20 346 Los Angeles Santa Catalina Island, northeast-facing slope above Pebbly Beach Drive, between Avalon Bay and Abalone Point. 24 Comment
  POM214387  Dudleya multicaulis L. C. Wheeler 1932-5-8 695 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  SBBG98520  Dudleya virens T. Ross 1991-5-23 5492 Los Angeles lower Tota Cyn, E escarpment 76 Comment
  UCR210708  Dysphania botrys R. G. Swinney 2008-9-10 9413 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  UCR273441  Dysphania botrys R. G. Swinney 2011-10-27 15919 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
  SD230204  Dysphania botrys Louis C. Wheeler 1946-9-1 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/4 mile westerly from confluence with North Fork 502 Comment
  CAS-BOT-BC197144  Echinochloa crus-galli Cecil Hart 1921-7-1 4 Los Angeles Howard & Smith's nursery, Montebello Comment
  RSA610545  Echinochloa crus-galli L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Canyon Spring. 854 Comment
  CHSC99223  Eclipta prostrata John Dittes 2006-11-3 1426 Los Angeles Western Transverse Ranges; San Gabriel Mtns; Big Tujunga Cyn; ca. 2.7 air-miles S of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. Highschool; at edge of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  UCR220347  Ehrharta longiflora D. E. Bramlet, Mike Ahmer 2005-4-14 3804 Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, alongside (south) of East Skyline Dr., c. 1422 ft. east of Hacienda Blvd., adjacent to water tank and south of an ephemeral drainage 323 Comment
  UCR169886  Eleocharis A. C. Sanders, Mark A. Elvin 2002-6-25 25260 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  RSA727268  Eleocharis acicularis var. acicularis R. G. Swinney 1997-6-19 5612 Los Angeles San Gabriel Mtns.: SE end of Jackson Lake, west of Wrightwood 1872 Comment
  CAS-BOT-BC112852  Eleocharis macrostachya Carl B. Wolf 1932-5-12 3597 Los Angeles Santa Catalina Island between Little Harbor and Cottonwood Creek. 45 Comment
  RSA92127  Eleocharis parishii F. W. Peirson 1930-5-31 8911 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. Comment
  SEINET7586932 Image available Eleocharis parishii Louis C. Wheeler 1946-8-28 6296 Los Angeles San Gabriel Mountains, Caldwell Lake. 1570 Comment
  UCR205531  Eleusine indica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36970 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UC111897  Eleusine indica Ernest Braunton 1907-1 1281 Los Angeles Los Angeles Garden Comment
  UCR189752  Elymus elymoides R. G. Swinney 1998-7-10 6396 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
  UC817404  Elymus glaucus Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  SEINET12747683  Elymus glaucus subsp. glaucus L. C. Wheeler 1933-7-4 1893 Los Angeles San Gabriel Mountains, San Dimas Canyon. 533 Comment
  RSA584593  Elymus glaucus subsp. jepsonii Timothy S. Ross, Orlando Mistretta 1993-5-26 7318 Los Angeles between Wilson Canyon Saddle on May Canyon Saddle 1097 Comment
  RSA652208  Emmenanthe penduliflora R. Morrison 1962-4-15 2 Los Angeles Tarzana. Comment
  RSA710830  Emmenanthe penduliflora LeRoy Gross 2005-5-3 2214 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
  CAS-BOT-BC131201  Encelia californica Martin A. Piehl 1962-10-3 62524 Los Angeles Cottonwood Canyon near bridge along main road, W side island, Santa Catalina Island Comment
  UCR68943  Encelia californica Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4256 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA603040  Encelia farinosa L. C. Wheeler 1967-7-8 9943 Los Angeles San Gabriel Mountains: Point of hills between Fish and Van Tassel Canyons. Comment
  UCR150663  Ephedra nevadensis James Henrickson 2000-4-21 20714 4 Los Angeles Mojave Desert; West Mojave Desert region, c. 17 mi west of State Hwy 14, along Hwy 138 near 14348 W. Avenue D. at a site for a Sprint monopole 854 Comment
  UCR153356  Ephedra nevadensis LeRoy Gross, Et al. 2003-5-13 858 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  UCR280653  Ephedra nevadensis R. G. Swinney 2014-4-10 16051 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
  UCSB24097  Ephedra nevadensis Wheeler, Louis 1932-4-10 Los Angeles 2 mi. w Palmdale Mohave Desert 762 Comment
  IRVC28192  Ephedra viridis L. C. Wheeler 1967-5-31 9800 Los Angeles Sycamore Flat Campground, Big Rock Creek. Transverse Ranges, San Gabriel Mtns Comment
  UC1134409  Ephedra viridis A. Lewis 1933-4-20 186 Los Angeles 1.5 mi s Palmdale; Elizabeth Lake Quad. 853 Comment
  LA32219  Epilobium canum Peter H. Raven; Henry J. Thompson 1959-10-18 14681 Los Angeles Santa Monica Mountains, along Decker Road, 1.8 mi S of Mulholland Hwy 487 Comment
  CAS-BOT-BC166275  Epilobium canum subsp. canum Geo. B. Grant 1902-8-1 1394 Los Angeles Catalina Isl. Comment
  POM158228  Epilobium canum subsp. canum P. A. Munz, I. M. Johnston 1928-9-4 11142 Los Angeles Bouquet Canyon. 762 Comment
  RSA588438  Epilobium canum subsp. canum Bonnie C. Templeton 1929-11-24 1452 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA588448  Epilobium canum subsp. canum F. R. Fosberg 1931-7-13 S- 5392 Los Angeles St. Catharine Hotel, Descanso Canyon. Santa Catalina Island. 20 Comment
  OBI2634  Epilobium canum subsp. latifolium H. Thomas Faul 1960-7-27 s.n. Los Angeles Near Dawson Saddle, 2286 Comment
  POM8105  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-8-29 s.n. Los Angeles Mt. Waterman Ridge. Comment
  RSA588475  Epilobium canum subsp. latifolium Albert J. Perkins 1912-9-8 s.n. Los Angeles Trail to Mt. San Antonio, [San Gabriel Mountains]. Comment
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Jun 5 2015
  UC107748  Epilobium canum subsp. latifolium C. A. Purpus July 1897 5584 Los Angeles n. Bear Creek 1219 Comment
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Mar 8 2013
  UCR192950  Epilobium ciliatum Dan S. Cooper 2008-1 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Fern Canyon, Griffith Park, Los Angeles 197 Comment
  UCR209954  Epilobium ciliatum R. G. Swinney 2008-9-9 9332 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA250376  Epilobium glaberrimum Robert F. Thorne, John Dourley 1967-10-3 37284 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  RSA568560  Epipactis gigantea George Henry Grinnell 1932-5-31 s.n. Los Angeles Santa Monica. Comment
  SEINET3890358  Epipactis gigantea K. Dorby 1991-5-18 605 Los Angeles Santa Monica Mountains, Cold Creek Canyon, Lower Cold Creek Presv.; 0 Comment
  CAS-BOT-BC57175  Equisetum hyemale subsp. affine Robert F. Thorne; C. W. Tilforth 1971-6-17 39939 Los Angeles 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek, San Gabriel Mts., Angeles National Forest 457 Comment
  RSA0087045  Equisetum laevigatum R. G. Swinney 2010-9-9 13796 Los Angeles 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
  POM962  Equisetum laevigatum I. M. Johnston 1917-5-13 27 U Los Angeles El Monte, in ditch along R.R. 106 Comment
  RSA684719A  Equisetum telmateia var. braunii M. B. Dunkle 1928-5-20 1964 a Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  POM182468  Equisetum telmateia var. braunii F. G. Floyd 1931-4-14 s.n. Los Angeles Wet shady streamlet. Only two sterile stalks. Clamshell Canyon. San Gabriel Mtns. Angeles National Forest. Comment
  POM275301  Eragrostis mexicana subsp. virescens Lyman Benson 1944-9-15 11550 Los Angeles Claremont 351 Comment
  SEINET3164604  Eremocarpus setiger G. B. Grant 1904-9-1 445 Los Angeles from Pasadena Comment
  UCR209262  Eriastrum densifolium subsp. densifolium R. G. Swinney 2008-10-8 9538 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  SD259002  Eriastrum rosamondense Sarah J. De Groot 2005-5-19 4976 Los Angeles Antelope Valley, along Avenue G between 30th and 40th Streets. 701 Comment
  JEPS123292  Eriastrum rosamondense David Gowen 2005-6-8 412 Los Angeles West of Lancaster. Intersecton of Hwy 138 (W.Ave. D) and 40th St. W. on the southwest corner. Comment
  SEINET14591860  Eriastrum sapphirinum L. C. Wheeler 1933-6-24 1881 Los Angeles Verdugo Creek, Verdugo Mills. 533 Comment
  UC23882  Eriastrum sapphirinum J. H. Barber 1897-6-22 168 Los Angeles San Fernando Valley Comment
  VVC2936  Eriastrum sapphirinum Tim Thomas 2014-5-4 6300 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  CAS-BOT-BC514940  Eriastrum sapphirinum subsp. brevibracteatum Le Roy Abrams; E. A. McGregor 1908-6-20 359 Los Angeles LIebre Mountains 1371 Comment
  RSA0121271  Eriastrum sapphirinum subsp. dasyanthum M. Bisbee 1917-5-24 s.n. Los Angeles Hills north side of Eagle Rock Valley. Comment
  RSA0121296  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1902-7-2 2636 Los Angeles Sierra Madre. Comment
  RSA0121302  Eriastrum sapphirinum subsp. dasyanthum Verne Grant 1951-5-24 16001 Los Angeles North of Claremont. 518 Comment
  RSA0122095  Eriastrum sapphirinum subsp. dasyanthum T. A. Bonser 1931-7-4 s.n. Los Angeles Sierra Madre. Comment
  UCSB6730  Ericameria arborescens Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon; San Gabriel Mt. Range; 1036 Comment
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Jan 20 2015
  RSA679830  Ericameria cooperi LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 853 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  SEINET13383139 Image available Ericameria cooperi R. G. Swinney 2010-1 13075 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  RSA730078  Ericameria linearifolia R. G. Swinney 1999-6-5 7243 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UC1118749  Ericameria linearifolia H. A. Jensen 1933-5-9 294 Los Angeles Shoemaker (Valyermo) Rock Creek Quadrangle, Shoemaker (Valyermo) Comment
  UC203110  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-28 10589 Los Angeles by High School; Lancaster 716 Comment
  CAS-BOT-BC298055  Ericameria nauseosa var. mohavensis Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  SEINET5708375 Image available Ericameria nauseosa var. speciosa Lowell E. Urbatsch, Dennis Clark; Matt Betkouski 1973-1 1449 Los Angeles Rancho Santa Ana Botanic Gardens, originally collected from No. Calif. chaparral.; Rancho Santa Ana Botanic Garden Comment
  UCR126994  Ericameria palmeri A. C. Sanders, Kim Marsden 2003-6-20 26993 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  SFV21465  Ericameria parishii L. Gross 2001-9-1 446 Los Angeles Verdugo Mountains North side of mountains. Along Hostetter Mountain Way. Steep, old, bulldozed ridge line that runs east off of Hostetter. 610 Comment
  UCR271217  Ericameria parryi R. G. Swinney 2011-9-27 15706 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA605431  Ericameria pinifolia L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground 1433 Comment
  UC579514  Ericameria pinifolia A. D. Gifford 1935-1-24 419 Los Angeles 4.2 mi ssw Red Mountain; Tejon Quad., Charlie Canyon 487 Comment
  RSA741144  Erigeron breweri var. jacinteus Naomi Fraga, Duncan S. Bell 2008-6-30 2296 Los Angeles Summit of Mount Baden-Powell 2835 Comment
  UCR209267  Erigeron foliosus R. G. Swinney 2008-10-8 9529 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  CAS-BOT-BC296203  Erigeron foliosus var. foliosus David B. Weissman 1974-8-19 s.n. Los Angeles Pt. Dume Comment
  UCR199598  Erigeron foliosus var. foliosus Scott D. White, J. Wood 2008-5-8 11945 Los Angeles Puente/Chino Hills, SCE powerline corridor, east of Fullerton Road and south of Pathfinder, above Rowland Heights 305 Comment
  SFV3882  Erigeron foliosus var. foliosus R. L. Armacost 1959-6-3 1171 Los Angeles Santa Monica Mountains Mulholland Drive. Comment
  UCR151016  Eriodictyon crassifolium Scott D. White 1997-5-7 5055 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  SJSU5687  Eriodictyon crassifolium W. Savage 1969-6-1 520 Los Angeles Tejon Pass 2 mi S of Ositos Canyon c. 200 yds E of Hwy 5 1280 Comment
  RSA222244  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-2 4206 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 854 Comment
  RSA552461  Eriodictyon crassifolium var. nigrescens D. Charlton 1991-7-5 5499 Los Angeles Lake Hughes Rd. on roadside burn area south of Castaic Lake, 1 mile NW of Visitor Center 396 Comment
  UCR273578  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-7-7 15455 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
  RSA190886  Eriodictyon traskiae Robert F. Thorne 1967-5-19 36887 Los Angeles Santa Catalina Island; at head of Sweetwater Cyn. 457 Comment
  UC788119  Eriodictyon traskiae Blanche Trask Sept. 1900 Los Angeles Avalon; Santa Catalina Island, Avalon Comment
  SBBG128326  Eriodictyon traskiae var. traskiae M. L. Hoefs 1994-7-18 1886 Los Angeles NE of upper end of rd to White's Landing 243 Comment
  RSA658405  Eriodictyon trichocalyx R. Aguayo 1992-5-22 3 Los Angeles 13.5 mi. north of Interstate 210 in Azusa on Sate Hwy. 39 to gated road along West Fk. San Gabriel Riv. 0.3 mi. west of gate, roadside. 884 Comment
  UCR206421  Eriodictyon trichocalyx R. G. Swinney 2008-6-4 8945 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  UCR223749  Eriodictyon trichocalyx R. G. Swinney 2009-6-24 11229 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA549825  Eriodictyon trichocalyx var. trichocalyx Wandalee Thompson 1964-6-16 53 Los Angeles Near Schwartz Ranch, Pine Canyon Road, N-2, 8 miles west of Elizabeth Lake 1128 Comment
  RSA582245  Eriodictyon trichocalyx var. trichocalyx Louis C. Wheeler 1936-7-2 4206 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 854 Comment
  SBBG61806  Eriogonum angulosum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UCR280543  Eriogonum angulosum R. G. Swinney 2014-4-10 16035 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
  UCR167297  Eriogonum baileyi Scott D. White, A. Warniment 2005-9-9 11218 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  RSA522328  Eriogonum baileyi var. baileyi Tim S. Ross, Orlando Mistretta 1990-10-3 3285 Los Angeles San Gabriel Mountains: ca. 0.6 km ESE of Tie Summit Station. 1567 Comment
  SD236377  Eriogonum brachyanthum T. B. Salvato, Sandra Murcia 2005-11-1 1246 Los Angeles West Mojave Desert: NE edge of Palmdale ca 2 mi N of Pearland, 0.1 mi past Hwy 138 on Palmdale Blvd and S of Avenue Q. 793 Comment
  SEINET6329289  Eriogonum brachyanthum Scott D. White 2003-7-25 9647 Los Angeles Santa Clarita area: Santa Clara River just upstream from Boquet Canyon bridge. 351 Comment
  POM180502  Eriogonum cithariforme var. agninum L. R. Abrams, E. A. McGregor 1908-6-21 392 Los Angeles Oak Grove Canyon, Liebre Mts. Comment
  POM49215  Eriogonum cithariforme var. agninum A. D. E. Elmer 1902-06 3713 Los Angeles Acton. Comment
  RSA748913  Eriogonum davidsonii R. G. Swinney 2008-5-2 8729 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  SEINET6340537  Eriogonum davidsonii Robert F. Thorne 1969-7-2 38205 Los Angeles San Gabriel Mountains, Angeles National Forest, Charlton Flats burn (of 1954) 1615 Comment
  RSA393480  Eriogonum deflexum var. baratum Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA393296  Eriogonum elongatum Louis C. Wheeler 1931-10-17 262 Los Angeles 2 mi. N Claremont 412 Comment
  CAS-BOT-BC249763  Eriogonum elongatum var. elongatum F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canon [Canyon], near Pasadena, San Gabriel Mts. Comment
  UC6279  Eriogonum elongatum var. elongatum W. H. Brewer 1861-1-12 129 Los Angeles San Gabriel Comment
  UCR271198  Eriogonum elongatum var. elongatum R. G. Swinney 2011-11-1 15944 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
  UC1871048  Eriogonum fasciculatum subsp. foliolosum Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3919 Los Angeles Liebre Mountain: near center of the long summit, in the vicinity of the old radio tower site 1719 Comment
  LA52256  Eriogonum fasciculatum var. fasciculatum Robert G. Engman; Los Angeles Comment
  CAS-BOT-BC249932  Eriogonum fasciculatum var. foliolosum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  RSA654195  Eriogonum fasciculatum var. foliolosum Marilyn Porter 1991-5-17 24 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  UC1587687  Eriogonum fasciculatum var. foliolosum Tim Ross 1991-3-9 4164 Los Angeles seepage ca 300 ft sw Colima Rd x Camino del Sur; Whittier Hills (Puent Hills, pro parte) 213 Comment
  UCR142543  Eriogonum fasciculatum var. foliolosum Michelle Manolovitz, Brian Willie 1992-4-27 001 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Valley, Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 200 feet northwest of park office. 160 Comment
  RSA603200  Eriogonum fasciculatum var. polifolium Steve Boyd, Laura Moore, Mike Wall 1997-7-24 10023 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
  CAS-BOT-BC250308  Eriogonum giganteum var. giganteum D. E. Breedlove 1961-9-23 1269 Los Angeles Fourth of July Cove; Santa Catalina Island 21 Comment
  UCR280812  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. 145 Comment
  CAS-BOT-BC253453  Eriogonum gracile Cecil Hart 1922-9-12 s.n. Los Angeles Howard and Smith's Nursery, Montebello Comment
  UCR239044  Eriogonum inflatum Anuja Parikh, Nathan Gale 2010-6-8 3265 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, northwest of Vincent and Soledad Pass, 3.4 km northwest of State Hwy 14, under power lines 1190 Comment
  RSA226964  Eriogonum kennedyi var. alpigenum Robert F. Thorne 1971-8-25 41250 Los Angeles San Gabriel Mountains, Angeles National Forest: Summit of Throop Peak 2784 Comment
  RSA66039  Eriogonum mohavense F. W. Peirson 1919-5-11 407 Los Angeles Soledad Canyon, about 1 mile below Acton, sw. Mojave Desert. 808 Comment
  CAS-BOT-BC227685  Eriogonum nudum var. pauciflorum Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8138 Los Angeles Liebre Mountains. Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA188484  Eriogonum nudum var. pauciflorum Robert F. Thorne, J. Olmstead 1965-8-26 35399 Los Angeles Angeles National Forest, thickety area near Prairie Fork 1616 Comment
  SBBG65436  Eriogonum reniforme R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  UC1871038  Eriogonum roseum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3952 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UC1922354  Eriogonum roseum Scott D. White, A. Warniment 2006-7-6 11606 Los Angeles SE TEHACHAPI MTNS.: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. Comment
  RSA424897  Eriogonum saxatile L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. Baldy, Angeles National Forest, [San Gabriel Mountains]. 3049 Comment
  UCR141802  Eriogonum saxatile June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  CAS-BOT-BC267614  Eriogonum saxatile Louis C. Wheeler 1970-7-25 s.n. Los Angeles Heliport 0.3 mile north of South Mt. Hawkins, San Gabriel Mountains 2286 Comment
  JEPS97035  Eriogonum thurberi unknown 1928-7-9 Los Angeles 3 mi W of Castiac (Little Martinez Creek) Comment
  RSA611256  Eriogonum wrightii subsp. subscaposum Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1738 Comment
  UCR209469  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-3 9163 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  IRVC26190  Eriophyllum confertiflorum A. C. Sanders, Mark A. Elvin 2003-6-18 26949 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  POM357903  Eriophyllum confertiflorum M. Bisbee 1917-5-24 s.n. Los Angeles Dry hillsides, n. Eagle Rock Comment
  RSA774242  Eriophyllum confertiflorum R. G. Swinney 2009-5-5 10630 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CATA2725  Eriophyllum confertiflorum var. confertiflorum L. B. Sayre 1990-7-4 17 Los Angeles San Clemente Island: Rocky bottom of China Canyon 60 Comment
  POM357902  Eriophyllum confertiflorum var. confertiflorum Anstruther Davidson 1918-8-1 3093 Los Angeles San Gabriel Mountains. Comment
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Mar 6 2015
  RSA407711  Eriophyllum confertiflorum var. confertiflorum O. R. Dorado R., A. Liston, Kit Tan 1987-6-10 1699 Los Angeles San Gabriel Mountains; near Rincon Ranger Station. 762 Comment
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Sep 17 2014
  RSA721868  Eriophyllum confertiflorum var. confertiflorum Lucila Reccia, Naomi Fraga 2007-6-27 s.n. Los Angeles Fireroad to Mt. Waterman. SE of the Ski Hut Area. 2348 Comment
  UC90262  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee and K. 1890-5-6 Los Angeles San Pedro Comment
  CAS-BOT-BC308368  Eriophyllum nevinii Alice Eastwood 1917-7-25 6448 Los Angeles Santa Catalina Isl. Comment
  UC31748  Eriophyllum pringlei J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Manzana Antelope Valley, Manzana Comment
  CDA5403  Eriophyllum staechadifolium A. C. Browne 1953-8-3 s.n. Los Angeles Santa Monica Mountains. 0 Comment
  UCR282034  Eriophyllum wallacei R. G. Swinney 2014-4-30 16247 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
  SEINET3200275  Erodium botrys G. Rink 2011-6-2 10586 Los Angeles Chino Hills, northeast of La Brea, weedy place. 370 Comment
  CATA2022  Erodium brachycarpum Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 549 Los Angeles Santa Catalina Island: Along W side of road to Toyon Bay, 1.4 road miles from intersection with Airport Road, near ironwood overlook deck 182 Comment
  CATA1075  Erodium cicutarium Mark L. Hoefs 1995-5-16 2018 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  SBBG13313  Erodium cicutarium M. A. Piehl 1962-6-9 62365 Los Angeles Thirst 597 Comment
  SBBG106910  Erodium moschatum M. L. Hoefs, R. F. Thorne 1996-4-6 2601 Los Angeles Pebbly Beach 6 Comment
  UC284273  Erodium moschatum P. A. Munz 1923-4-9 6665 Los Angeles e coast San Clemente Island Comment
  UCR18546  Eruca vesicaria subsp. sativa O. F. Clarke 1973-4-8 s.n. Los Angeles San Gabriel Valley, Pomona near Pom-lanes, Garey Ave. 351 Comment
  UC1126622  Erysimum capitatum G. T. Nordstrom 1935-3-24 411 Los Angeles 2.5 mi se mouth of Beartrap Canyon; Santa Barbara National Forest, Tejon Quadrangle Comment
  UCD114978  Erysimum capitatum John Ingrum 1997-3-6 012 Los Angeles Santa Monica Mountains, Mulholland Highway east of Las Virgenes Road (Mile Marker 24.51.) Comment
  RSA584012  Erysimum capitatum var. capitatum Timothy S. Ross, S. D. Boyd 1991-4-25 4594 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  SEINET8390060  Erythranthe purpurea Wesley Griesel 1962-6-2 Los Angeles Big Bear City, San Sernadino Mts. 2073 Comment
  LA82466  Eschscholzia californica O. H. Kappler; 1941-3-26 771 Los Angeles Santa Monica Mountains, Corral Canyon 457 Comment
  CAS-BOT-BC403182  Eschscholzia californica Le Roy Abrams No date on label 1357 Los Angeles San Fernando Mts. near Chatsworth Park 548 Comment
  OBI8160  Eschscholzia californica Lewis Meltz 1977-4-9 LM 34 Los Angeles 3 km NE of Eation Cyn bridge, on old Mt Wilson toll rd Comment
  RSA0056412  Eschscholzia californica James R. Shevock 1970-3-14 34 Los Angeles Claremont. 518 Comment
  SD28060  Eschscholzia californica var. peninsularis Carl B. Wolf 3542 Los Angeles Santa Catalina Island; along ridge, southeast of the golf links, Avalon. 274 Comment
  RSA316363  Eschscholzia minutiflora Robert F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 54987 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
  RSA586538  Eschscholzia minutiflora Tim S. Ross 1991-4-28 4776 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  SBBG20739  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles between Northwest Harbor and Whale Pt 7 Comment
  UC1929778  Eucalyptus pulverulenta Valerie Soza, Bill Hogshead, Amber Maurice 2003-5-17 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson); elev. 915-1555m/3000-5100ft Comment
  UC1870241  Eucalyptus sideroxylon LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 387 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Dead Horse Canyon, along road (Heather Ridge Dr.) 335 Comment
  POM7010  Eucrypta chrysanthemifolia P. A. Munz, G. Williams 1919-4-5 2434 Los Angeles Puddingstone Canyon, San Dimas. Comment
  RSA762463  Eucrypta chrysanthemifolia R. G. Swinney 2009-3-11 10092 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR256194  Eucrypta chrysanthemifolia R. G. Swinney 2010-3-22 12007 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA662610  Eucrypta chrysanthemifolia Paul Neipp 1994-4-21 14 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  SDSU6019  Eucrypta chrysanthemifolia Gerald Collier 1951-4-22 M 408 Los Angeles Santa Monica Mtns. Sunset Blvd about 1 mile east of the ocean, in a Ravine on north side of road. Comment
  UCR23597  Euphorbia albomarginata John C. Roos 1942-9-26 1728 Los Angeles Westwood Village, Los Angeles 90 Comment
  RSA0082911  Euphorbia crenulata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3131 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Immediately above beach at foot of cliff. 2 Comment
  RSA9651  Euphorbia helioscopia L. C. Wheeler 1933-7-14 1936 Los Angeles Portrero Chico near Rio Hondo. 69 Comment
  UC1929618  Euphorbia ocellata subsp. arenicola Scott D. White 2003-6-8 9504 Los Angeles W MOJAVE DESERT: Near Lake Los Angeles. North of Avenue O and east of 150th St. E. Comment
  RSA600755  Euphorbia peplus L. C. Wheeler 1967-6-16 9850 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  UCR209309  Euphorbia serpillifolia A. C. Sanders 2009-11-6 37229 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA604599  Euphorbia spathulata L. C. Wheeler 1962-5-19 8070 Los Angeles Catalina Island: Empire Landing Station. Comment
  JEPS32341  Euthamia occidentalis J. Thomas Howell 1927-10-29 3179 Los Angeles se of Long Beach Comment
  SBBG95443  Extriplex californica M. B. Dunkle 1928-4-29 1894 Los Angeles near beach, Little Harbor Comment
  SBBG95239  Extriplex californica M. B. Dunkle 1928-4-8 1816 Los Angeles near beach Comment
  UCR151025  Festuca arundinacea Scott D. White 1997-5-7 5060 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  UCSB72273  Festuca arundinacea Gross, LeRoy; Denslow, Michael 2003-6-4 Los Angeles Transverse Ranges; San Gabriel Mountains region: Islip Saddle parking lot, off Angeles Crest Highway and intersection with Highway 39. (Crystal Lake 7.5 Quad.: T3N R9W S8, SW1/4) 2012 Comment
  UCR223585  Festuca dertonensis R. G. Swinney 2009-6-8 11068 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
  UCR108206  Festuca microstachys L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  UCR273431  Festuca microstachys R. G. Swinney 2011-6-22 15252 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  UCR152907  Festuca myuros A. C. Sanders, Helen Kennedy 2005-4-13 29426 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  LA33414  Festuca perennis Peter H. Raven; 1959-5-3 14072 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive 0.5 mi E of Beverly Glen Blvd. 380 Comment
  RSA157788  Filago arizonica Peter H. Raven 1962-5-8 17592 Los Angeles Slopes above Seal Cove, San Clemente Island 24 Comment
  RSA592886  Filago californica L. C. Wheeler 1967-4-30 9246 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UCR155373  Filago californica A. C. Sanders 2005-5-5 29916 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  UCR258863  Filago californica R. G. Swinney 2010-3-16 11937 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA191101  Filago gallica R. F. Thorne, M. Z. Thorne 1967-6-25 37080 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  POM153281  Forestiera pubescens P. A. Munz, I. M. Johnston 1928-9-4 11160 Los Angeles 3 miles east of Elizabeth Lake. Comment
  UCR149916  Forestiera pubescens R. G. Swinney 1999-6-18 7304 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1768 Comment
  UCD112548  Frangula californica Geoffrey Levin 1974-5-31 190 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River drainage area. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  CAS-BOT-BC52537  Frangula californica subsp. californica Steve Boyd; Amber Maurice 2004-5-18 11309 Los Angeles Transverse Ranges; Liebre Mountains region: Atmore Meadows area Comment
  SD253535  Frangula californica subsp. californica R. G. Swinney 2011-5-31 14903 Los Angeles San Gabriel Mountains; Monte Cristo Creek, 0.1-0.4 mile northeasst of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  LA207720  Frangula californica subsp. cuspidata J. A. Ewan; 1933-7-23 7835 Los Angeles near spring at E end of Barley Flats 1523 Comment
  UCR273228  Frangula californica subsp. cuspidata R. G. Swinney 2011-10-18 15825 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  POM49338  Frankenia grandifolia L. W. Nuttall 1920-6-3 s.n. Los Angeles Santa Catalina Island, on Pebble [Pebbly] Beach Comment
  RSA391389  Frankenia grandifolia F. R. Fosberg 1931-4-3 S 4471 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  CAS-BOT-BC223746  Frankenia salina D. E. Breedlove 1961-9-24 1280 Los Angeles Ballast Point, S side of Catalina Harbor; Santa Catalina Island Comment
  RSA678915  Frankenia salina Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. 5 Comment
  UC620093  Frankenia salina F. R. Fosberg 1931-5-17 S 4885 Los Angeles Little Harbor Santa Catalina Island 1 Comment
  RSA265091  Frasera neglecta Mary Hall 1941-6-21 s.n. Los Angeles Big Tujunga drainage, Chilao Guard Station 1585 Comment
  CAS-BOT-BC217357  Frasera neglecta unspecified 1933-7-8 s.n. Los Angeles Unspecified Comment
  RSA595171  Fraxinus dipetala Steve Boyd 1996-4-25 8685 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  SD43369  Fraxinus dipetala Darley F. Howe 1948-5-4 1789 Los Angeles Boquet Canyon 853 Comment
  RSA589972  Fraxinus velutina Orlando Mistretta 1994-3-30 944 Los Angeles San Gabriel Mountains. Little Rock Creek . Slopes E of creek below Little Rock Dam. 960 Comment
  UC277059  Fraxinus velutina I. M. Johnston 1918-7-28 2097 Los Angeles El Monte San Gabriel River 91 Comment
  UC450808  Fraxinus velutina Fay A. MacFadden 1931-3-15 3 E Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA426875  Fremontodendron californicum Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  LA22100  Fritillaria biflora var. biflora Katherine Kinsel; 1930-3-22 1074 Los Angeles SANTA MONICA MOUNTAINS, Hollyhock Canyon, Mandeville Canyon. Comment
  LA82367  Fritillaria biflora var. biflora O. H. Kappler; 1941-3-8 103 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM294151  Galinsoga parviflora var. parviflora J. D. Laudermills 1944-9-10 s.n. Los Angeles Orchard near Claremont. Comment
  UCR269980  Galium andrewsii R. G. Swinney 2010-5-19 12803 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
  JEPS114005  Galium andrewsii subsp. andrewsii Timothy S. Ross and Steve Boyd 1994-5-4 7615 Los Angeles San Fracisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit. Comment
  RSA0022054  Galium angustifolium R. G. Swinney 2009-4-15 10339 Los Angeles north of Azusa, El Encanto Azusa River Wilderness Park 296 Comment
  UCR127373  Galium angustifolium A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25576 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  CHSC112157  Galium angustifolium subsp. 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
  CHSC95534  Galium angustifolium subsp. angustifolium LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1082 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
  LA208337  Galium angustifolium subsp. angustifolium F. R. Fosberg; 1932-5-5 8109 Los Angeles Santa Catalina Island, hill n. Avalon 30.0 Comment
  LA50687  Galium angustifolium subsp. angustifolium J. A. Ewan; 1929-5-25 3479 Los Angeles Comment
  RSA306184  Galium angustifolium subsp. angustifolium Fay A. MacFadden 1931-03 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  UC102520  Galium angustifolium subsp. angustifolium Dr. H. E. Hasse 1888-7-15 Los Angeles Santa Catalina Island Comment
  RSA527800  Galium angustifolium subsp. angustifolium Tim S. Ross, Annette Ross 1991-6-3 5534 Los Angeles Elephant Hill: west Pomona. 341 Comment
  RSA529209  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5609 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1893 Comment
  RSA584136  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2981 a Los Angeles San Gabriel Mountains, Upper Tujunga Canyon: ridge descending NE from Barley Flats Road toward Big Tujunga Creek (ca. 0.9-1.4 air-miles E of Barley Flats) 1280 Comment
  SD230289  Galium angustifolium subsp. nudicaule V. W. Steinmann 1996-6-17 914 Los Angeles Boundary of Los Angeles and San Bernardino Cos; San Gabriel Mountains, ca. 1 km (by trail) north-northwest of Bear Flat, along Baldy Trail to Mt. San Antonio 2000 Comment
  RSA177669  Galium aparine Robert F. Thorne, Percy C. Everett 1965-5-10 34487 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 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
  UC1595364  Galium aparine Tim Ross and Steve Boyd 1990-6-18 3454 Los Angeles northerly draw draining to Jackson Lake; San Gabriel Mtns., Mescal Creek USGS 7.5' Quad, Camp Verdug 1877 Comment
  UCD168356  Galium bolanderi J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  SBBG119262  Galium grande V. Soza, W. Law, L. Moore 2000-7-7 1054 Los Angeles E of White Saddle, above Cold Springs Cyn, along Silver Fish Rd, ca. 1.54 mi E of jct of Van Tassel Truck Trail (FS Rd 1N36) and Silver Fish Rd (FS Rd 1N29); T1N R10W NE/4, SE/4, SE/4 S5 853 Comment
  UC284889  Galium hallii P. A. Munz 1923-9-1 7705 Los Angeles Swartout Valley San Gabriel Mts. 2042 Comment
  UC1409134  Galium jepsonii R. F. Thorne and L. E. DeBuhr 1972-8-18 42236 Los Angeles along Angeles Crest Hwy c. 1/2 mi e Three Points and Camp Valcrest; San Gabriel Mts., Angeles National Forest 1828 Comment
  LA50675  Galium nuttallii subsp. nuttallii Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA601635  Galium parisiense Louis C. Wheeler 1967-6-26 9879 Los Angeles Elsmere Canyon. 441 Comment
  UCR204453  Gamochaeta pensylvanica R. G. Swinney 2005-4-23 8226 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi. north of north end of Rainbow Dr., west of and adjacent to West Bender Canyon 572 Comment
  RSA177876  Gamochaeta ustulata R. F. Thorne, P. Everett 1965-5-12 34622 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  RSA303831  Garrya flavescens Jim R. Shevock 1970-12-31 583 Los Angeles Angeles Crest Hwy. 1616 Comment
  UCR143078  Garrya veatchii Fordyce Grinnell Jr. 1910-1 s.n. Los Angeles San Gabriel Mountains, Switzer's Trail Comment
  UCR143374  Garrya veatchii L. C. Wheeler 1931-12-30 424 Los Angeles San Gabriel Mtns, San Antonio Wash 671 Comment
  UCR189873  Gayophytum R. G. Swinney 1998-7-21 6484 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
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May 1 2012
  RSA532641  Gayophytum diffusum subsp. parviflorum Tim S. Ross 1991-8-14 5753 Los Angeles Roundtop Mountain. 1893 Comment
  UCR215153  Geranium molle Kimberly Doughty, Darran Doughty 2008-5-24 25 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  UCR177252  Geranium rotundifolium LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1065 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  RSA777526  Gilia R. G. Swinney 2009-5-20 10838 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
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Dec 7 2018
  SFV2885  Gilia achilleifolia P. G. Kilburn 1958-3-5 647 Los Angeles San Fernando Valley Oat Mountain, Brown Canyon. Comment
  UCR194568  Gilia aliquanta subsp. aliquanta A. C. Sanders 2008-4-25 35102 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1000 Comment
  UCSB33615  Gilia angelensis Griesel, Wesley 1962-3-17 Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  CAS-BOT-BC94915  Gilia brecciarum R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-26 725 Los Angeles Hungry Valley State Vehicular Recreation Area, off I-5 about 2 mi. W of Gorman 1371 Comment
  POM9762  Gilia brecciarum subsp. brecciarum P. A. Munz 1921-4-24 s.n. Los Angeles Sandbergs, Ridge Road. 1524 Comment
  RSA587399  Gilia brecciarum subsp. brecciarum Orlando Mistretta 1995-4-5 1603 A Los Angeles Drainage W of Little Rock Creek Reservoir. 1189 Comment
  UCR177497  Gilia brecciarum subsp. neglecta LeRoy Gross 2005-5-19 2277 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
  RSA226224  Gilia capitata subsp. abrotanifolia Gary D. Cromwell, David W. Wheat 1971-5-14 660 Los Angeles On west side of canyon mouth, about 1300'. Mystic Canyon, Angeles National Forest, San On southeast-facing slope to west of canyon mouth, about 1350 feet. Mystic Canyon, Angeles National Forest, San Gabriel Mtns., 2 miles NE of Glendora, CA.Gabriel Mts. 2 mi. NE of Glendora. 396 Comment
  UC674943  Gilia capitata subsp. abrotanifolia Francis W. Pennell 1940-4-18 25137 Los Angeles Route 99 e Gorman; e of Gorman 1127 Comment
  UCR200157  Gilia capitata subsp. abrotanifolia Valerie Soza, Laura A. Moore 2000-5-10 869 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 518 Comment
  RSA71797  Gilia capitata subsp. abrotanifolia F. W. Peirson 1919-4-19 384 Los Angeles Pacoima Canyon, west end of San Gabriel Mountains. 671 Comment
  SBBG13663  Gilia latiflora subsp. davyi D. Myrick 1962-4-10 495 Los Angeles Hwy 6, 2 mi E of Palmdale 822 Comment
  SD41976  Gilia latiflora subsp. davyi Darley F. Howe 1947-5-6 Los Angeles North side of San Gabriel Mountains. 1676 Comment
  LA88523  Gilia latiflora subsp. davyi O. H. Kappler; 1946-4-13 1125 Los Angeles 4 mi S of Palmdale, Southern Antelope Valley 914 Comment
  RSA570173  Gilia latiflora subsp. latiflora T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4787 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UC908828  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 2998 Los Angeles Little Rock Creek Mohave Desert, Little Rock Creek Comment
  POM280099  Gilia latiflora subsp. latiflora Lyman Benson 1932-3-25 3146 Los Angeles Little Rock. 762 Comment
  RSA71837  Gilia leptantha subsp. transversa F. W. Peirson 1926-4-26 6659 Los Angeles 2 miles southeast of Little Rock. Comment
  RSA469473  Gilia nevinii F. R. Fosberg 1931-4-7 S 4496 Los Angeles Hamilton Beach, Santa Catalina Island. 10 Comment
  UCR71504  Gilia nevinii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4425 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  RSA0017082  Gilia ochroleuca subsp. bizonata C. B. Wolf 1928-3-29 1576 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  RSA0139148  Gilia ochroleuca subsp. vivida Sarah J. De Groot 2005-6-30 5107 Los Angeles San Gabriel Mountains, Angeles National Forest (permit FS-2400-8(2/98)): Along Blue Ridge Road. 2588 Comment
  UCR209595  Gilia ochroleuca subsp. vivida R. G. Swinney 2008-7-3 9153 B Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  JEPS14053  Gilia ochroleuca subsp. vivida Rimo Bacigalupi with Leroy Custer 1952-8-9 3907 Los Angeles s of and above Swartout Valley; San Gabriel Mountains, Blue Ridge 2255 Comment
  UCR68334  Gilia splendens R. H. Podolsky 1990-6-1 01 Los Angeles San Dimas Experimental Forest, Tanbark Flats Experimental Station 854 Comment
  UC1537496  Gilia stellata Gordon H. True Jr. 1935-4-19 271 Los Angeles Lovejoy Butte 853 Comment
  UC530091 Image available Githopsis gilioides Frank W. Peirson 1925-4-23 5780 Los Angeles forks San Gabriel River San Gabriel Mountains, San Gabriel River; San Gabriel Mts., Los Angeles Co. 533 Comment
  CAS-BOT-BC303662  Glebionis coronaria Joseph Andorfer Ewan 1932-6-29 7547 Los Angeles 3 miles W of Hawthorne Comment
  SBBG68426  Glycyrrhiza lepidota R. Hoffmann 1927-6-14 Los Angeles Hughes Lake Comment
  UCR205884  Gnaphalium californicum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37091 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  UCR206525  Gnaphalium californicum A. C. Sanders, T. B. Salvato 2009-5-19 36826 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
  RSA773908  Gnaphalium canescens subsp. beneolens R. G. Swinney 2009-7-22 11350 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA602445  Gnaphalium luteoalbum Scott D. White 1997-5-14 5124 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  POM156708  Gnaphalium microcephalum L. R. Abrams 1904-9-2 4203 Los Angeles Elysian Park. Comment
  POM358929  Gnaphalium ramosissimum Louis Greata 1900-9-23 s.n. Los Angeles Eagle Rock. Comment
  UCR223128  Gnaphalium stramineum R. G. Swinney 2009-7-22 11344 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA645574  Goodmania luteola A. C. Sanders, E. J. Lott 1993-5-6 13947 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Highway at Ave ''G'' to 1/10 mi. NW of intersection. [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 706 Comment
  CAS-BOT-BC110273  Grayia spinosa Eugene Wells 1910-3-18 s.n. Los Angeles Lancaster, Antelope Valley. Comment
  LA204725  Grayia spinosa A. M. Johnson; 1932-4-17 3946 Los Angeles N of Palmdale Comment
  UCR53367  Grindelia camporum R. D. Goeden, Don W. Ricker 1988-8-16 s.n. Los Angeles Western Mojave Desert, north of Lancaster at Sierra Hwy and Ave E, along railroad right of way 701 Comment
  POM359087  Grindelia robusta F. R. Fosberg 1930-6-30 3073 Los Angeles Del Rey. 1 Comment
  RSA527633  Guillenia lasiophylla Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4387 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA587401  Guillenia lasiophylla Orlando Mistretta 1995-4-5 1600 Los Angeles Drainage W of Little Rock Creek Reservoir. 473 Comment
  SD244601  Gutierrezia californica David Keil 1986-9-27 19734 2 Los Angeles Along I-5, just s of Hungry Valley Rd exit. Roadside pullout and adjacent flats. 914 Comment
  UCR276915  Gutierrezia californica R. G. Swinney 2011-3-29 14282 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
  CAS-BOT-BC282859  Hainardia cylindrica LeRoy Abrams 1902-6-20 2567 Los Angeles Ballona marshes near Mesmer Comment
  CAS-BOT-BC282861  Hainardia cylindrica Le Roy Abrams 1901-6-6 1715 Los Angeles Ballona River Comment
  UCR161202  Haplopappus acradenius subsp. acradenius T. B. Salvato, Melissa Clemons 2005-9-27 1227 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
  SEINET7989337  Haplopappus canus Reid Venable Moran 1975-8-24 22694 Los Angeles San Clemente Island, China Canyon, above confluence of Iwo Jima Gulch 200 Comment
  POM369714  Harpagonella palmeri F. R. Fosberg 1931-4-24 S 4701 Los Angeles East slopes of Black Jack {Canyon}. Santa Catalina Island. 300 Comment
  OBI79198  Hedypnois cretica A. C. Sanders, Dan S. Cooper 2010-4-30 38121 Los Angeles South Coast, Madrona Marsh, Torrance (Torrance 7.5' Q) 24 Comment
  RSA167651  Hedypnois cretica Peter H. Raven, R. F. Thorne 1964-5-7 19034 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA202450  Hedypnois cretica R. L. Armacost 1964-1-17 1715 Los Angeles Playa del Rey Comment
  UCD18355  Hedypnois cretica Tom Yutani 1999-5-1 s.n. Los Angeles city of La Miranda. Comment
  UCR204565  Helenium bigelovii R. G. Swinney 2005-8-5 8382 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA0041743  Helenium bigelovii Timothy S. Ross 1990-8-17 3175 Los Angeles San Gabriel Mountains: S side of Prairie Fork, in the vicinity of Columbine Spring. 2183 Comment
  RSA773832  Helenium puberulum R. G. Swinney 2009-6-12 11115 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  RSA441786  Helianthemum scoparium var. vulgare Anstruther Davidson 1916-07 s.n. Los Angeles Crescenta. Comment
  RSA670434  Helianthemum scoparium var. vulgare I. W. Clokey, B. C. Templeton 1929-05 4490 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  CAS-BOT-BC305423  Helianthus annuus Herman Knoche 1919-7-14 Series A, No. 1054 Los Angeles Unspecified Comment
  UCR50073  Helianthus annuus subsp. lenticularis Steve Morgan 1974-5-17 149 Los Angeles San Gabriel Mtns., 1 mile north of Mt. Gleason Ave. on Big Tujunga Canyon Road 518 Comment
  CAS-BOT-BC305691  Helianthus gracilentus Tim Ross; Steve Boyd 1992-7-5 6608 Los Angeles Liebre Mountains. Red Mountain: rocky summit area 1217 Comment
  LA32030  Helianthus gracilentus Peter H. Raven; Henry J. Thompson 1959-10-18 14683 Los Angeles Santa Monica Mountains, along Decker Road, 1.8 mi S of Mulholland Hwy 487 Comment
  OBI72022  Helianthus inexpectatus Mark Elvin, Tricia Wotipka 2002-9-5 2140 Los Angeles Western Transverse Range: Newhall ranch, large natural spring at N foot of "Airport Mesa", 0.75 mi SW of Castaic Jctn, above confluence of Castaic Crk with Santa Clara River (Newhall 7.5' Q 305 Comment
  SFV3119  Heliotropium curassavicum var. oculatum M. L. Vincent 1962-10-4 293 Los Angeles San Gabriel Mountains 131st Street East and Pallett Creek Road. Roadside. 1170 Comment
  LA82230  Heliotropium curassavicum var. oculatum Peter H. Raven; Henry J. Thompson 1959-6-4 14334 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA650979  Heliotropium curassavicum var. oculatum D. Bartholomew 1961-5-20 s.n. Los Angeles 1/4 mi. E. of San Dimas Ave. near freeway, Pomona. Comment
  SBBG112827  Helminthotheca echioides S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-7-16 SCa 753 Los Angeles Little Harbor Cmpgrd 6 Comment
  RSA0008440  Hemizonia australis Joseph A. Ewan 1931-7-31 4772 Los Angeles Telegraph Road near Santa Fe Crossing, East Los Angeles. Comment
  RSA151204  Hemizonia clementina Peter H. Raven 1962-7-11 18013 Los Angeles Wilson's Cove; San Clemente Island 61 Comment
  RSA298239  Hemizonia minthornii H. M. Hall 1929-11-6 12772 Los Angeles Santa Susana Pass Comment
  CAS-BOT-BC403834  Hesperocnide tenella Geo. B. Grant 1904-5-26 s.n. Los Angeles Pasadena Comment
  SEINET3127470  Hesperocnide tenella G. B. Grant 1904-5-26 sn Los Angeles Pasadena Comment
  CAS-BOT-BC135940  Hesperoyucca whipplei LeRoy Abrams 1902-6-17 2564 Los Angeles Supulveda Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC135946  Hesperoyucca whipplei Patricia Wilder 1963-6-11 1401 Los Angeles San Gabriel Mountains; San Dimas Experimental Forest at junction of roads to Tanbark Flat and San Dimas Canyon Comment
  RSA0103924  Hesperoyucca whipplei R. G. Swinney 2011-7-8 15481 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR223739  Heterocodon rariflorum R. G. Swinney 2009-5-28 10965 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA725786  Heteromeles arbutifolia A. C. Sanders, Mark A. 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. 366 Comment
  SBBG13796  Heteromeles arbutifolia M. A. Piehl 1962-10-3 62496 Los Angeles near jct of main rd and White's Landing Rd Comment
  SDSU9053  Heteromeles arbutifolia R. M. Beauchamp 1966-8-9 56 Los Angeles Between The Isthmus and Fourth of July Cove. Santa Catalina Island. Comment
  UC466692  Heteromeles arbutifolia Mrs. Blanche Trask 1833-7-4 Los Angeles Catalina Island Comment
  UC620094  Heteromeles arbutifolia F. R. Fosberg 1931-5-21 S 4957 Los Angeles Santa Catalina Island; Cherry Valley 20 Comment
  UCR271609  Heteromeles arbutifolia R. G. Swinney 2011-11-3 15991 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
  RSA0031680  Heterotheca fastigiata David V. Shrum 1961-1-7 s.n. Los Angeles Verdugo Mountains. North side of mountain. Comment
  RSA188515  Heterotheca fastigiata R. F. Thorne, John D. Olmsted 1965-8-26 35382 Los Angeles San Gabriel Mts.: Angeles National Forest, Camp Lupine near Prairie Fork. 2012 Comment
  RSA471572  Heterotheca fastigiata B. C. Templeton 1936-5-18 5666 Los Angeles San Gabriel Canyon, 1 mile above the dam, San Gabriel Mts. Comment
  CATA100  Heterotheca grandiflora Peter Henrikson 1987-4-23 75 Los Angeles Santa Catalina Island: Behind Ben Weston Beach 9 Comment
  SBBG53309  Heterotheca grandiflora D. M. Power 1972-11-11 Los Angeles terrace W of Wilson's Cove Comment
  JEPS2415  Heterotheca sessiliflora subsp. fastigiata Frank W. Peirson 1918-10-16 285 Los Angeles Pacoima Canyon San Gabriel Mountains 533 Comment
  RSA0076554  Heuchera elegans R. F. Thorne 1971-8-25 41284 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  PASA2231  Heuchera rubescens Margaret Stason 1931-6-13 Los Angeles buckhorn flats, san gabriel mts. Comment
  RSA733044  Hieracium albiflorum R. G. Swinney 1998-7-10 6359 Los Angeles San Gabriel Mtns.: Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  RSA95174  Hieracium albiflorum F. W. Peirson 1921-7-3 2480 Los Angeles Vincent Gulch tributary to East Fork of San Gabriel Mts. [River] 1982 Comment
  RSA600370  Hirschfeldia incana Steve Boyd, Lauren Raz 1997-5-28 9867 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. 866 Comment
  CAS-BOT-BC149942  Holodiscus discolor var. discolor W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Low, San Gabriel Mts. Comment
  UCR184218  Hordeum brachyantherum A. C. Sanders 2007-4-19 33464 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA0115846  Hordeum geniculatum Steven A. Junak 1999-4-23 SCa- 847 Los Angeles Santa Catalina Island. Buffalo Reservoir area, plant stop, S side of main road. 201 Comment
  SBBG116999  Hordeum intercedens S. A. Junak 2001-5-3 SCa 1464 Los Angeles just N of Airport Rd, above head of Swain's (Swain) Cyn 408 Comment
  RSA0081304  Hordeum murinum R. G. Swinney 2010-3-24 12054 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SBBG13312  Hordeum murinum M. A. Piehl 1962-6-9 62351 Los Angeles China Pt, S of lighthouse 3 Comment
  RSA623834  Hordeum murinum subsp. glaucum K. Scott 1921-2-8 s.n. Los Angeles York Blvd., Los Angeles Comment
  RSA746778  Hordeum murinum subsp. leporinum R. G. Swinney 2008-4-17 8684 Los Angeles San Gabriel Mtns.: San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  SEINET10894206  Hordeum vulgare Amelia F. Eby Eby s.n. Los Angeles Brewer. Comment
  RSA748147  Horkelia cuneata subsp. puberula Justin M. Wood 2009-4-2 462 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  CAS-BOT-BC213017  Hosackia crassifolia Victor Duran 1933-7-8 3504 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  LA47883  Hosackia crassifolia var. crassifolia Mary V. Hood; 1943-7-11 43- 85 k* Los Angeles near Charlton Flat 1310 Comment
  UCSB27278  Hulsea vestita subsp. gabrielensis Wilken, Dieter 1969-5-8 Los Angeles Along Los Angeles County Road N2, between Chilao and Charlton Flats, San Gabriel Mountains Comment
  UCR141803  Hulsea vestita subsp. vestita June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, 1 mile east of Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2195 Comment
  POM486  Hymenolobus procumbens L. R. Abrams 1899-04 238 Los Angeles Cienega. Comment
  SBBG13811  Isocoma menziesii M. A. Piehl 1962-10-3 62506 Los Angeles Ironwood Gully, E side of isthmus Comment
  UC1871208  Isocoma menziesii var. sedoides Tim Ross with Amirchan Amirchanov, Yuri Gorbunov, Peter Gorovoy, Steve Junak, and Carol Galbraith 1992-9-17 6798 Los Angeles Santa Cruz Island: S side of the island; sandy beach at the mouth of Laguna Canyon. Comment
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Feb 19 2015
  UC729499  Jaumea carnosa Carl B. Wolf 1932-9-16 4099 Los Angeles 100-150 ft w State Highway (at extreme se corner of Pacific Western Oil. Co. lease); Bryant Ranch 1 Comment
  CAS-BOT-BC101903  Juglans californica C. Baker 1909-4-10 5294 Los Angeles Glendora Comment
  CHSC22101  Juglans californica Robert A. Schlising 1968-8-22 2919 Los Angeles Mulholland Drive, 1.4 mi West of San Diego Freeway (Hwy 405). Comment
  CHSC8386  Juglans californica Edward L. Smith 1957-4-16 253 Los Angeles Located in a wash at Pomona College, Claremont. 365 Comment
  RSA653254  Juglans californica var. californica Wesley O. Griesel 1962-4-5 s.n. Los Angeles Hwy no.2 about 3 miles above Foothill Blvd. At entrance to Angeles Nat'l Forset San Gabriel Mts. 610 Comment
  UCR230592  Juglans regia Mike Misenhelter 2011-8-9 s.n. Los Angeles San Gabriel Valley, Walnut, along south side of Hwy 60 near Walnut Dr. and east of the Fairway exit, near Royal Vista Golf Course 159 Comment
  UCR204550  Juncus balticus subsp. ater R. G. Swinney 2005-8-5 8364 Los Angeles San Gabriel Mtns, Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1566 Comment
  RSA368161  Juncus bufonius Carl B. Wolf 1932-5-12 3608 Los Angeles Middle Ranch Canyon, near bridge on lower road to Isthmus, Santa Catalina Island 30 Comment
  UCR203203  Juncus bufonius R. G. Swinney 2005-5-21 8244 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA368153  Juncus bufonius Stone 1936-3-22 s.n. Los Angeles South Gate. Comment
  UC842318  Juncus bufonius I. Johnston 1917-6-13 1347 Los Angeles w of Pomona Comment
  SD234233  Juncus macrophyllus R. G. Swinney, Dave Larson 1999-7-21 7562 Los Angeles San Gabriel Mtns: upper Fern Canyon, San Dimas Experimental Forest, 200 m below Fern Dam #1, NE of Browns Flat (Mt Baldy 7.5' Q) 1341 Comment
  UCR277384  Juncus mexicanus R. G. Swinney 2010-6-1 13175 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
  RSA158207  Juncus patens Peter H. Raven 1962-5-9 17685 Los Angeles San Clemente Island: near head of canyon above Mosquito Cove 259 Comment
  SD124370  Juncus patens F. C. Boutin 1967-4-23 1689 Los Angeles San Clemente Island, east side of island, next [to] major drainageway and canyon southeast of Lemon Tank, at seasonal pool. Comment
  POM1609  Juncus phaeocephalus Fred Cox 1916-4-26 s.n. Los Angeles Pomona. Comment
  RSA782056  Juncus tenuis A. C. Sanders, T. B. Salvato 2009-5-20 36868 Los Angeles Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 66 Comment
  RSA368373  Juncus torreyi Anstruther Davidson 1892-08 s.n. Los Angeles Los Angeles River, near Fruitland. Comment
  RSA737153  Juncus xiphioides Scott D. White, Justin M. Wood 2008-10-7 12554 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA782438  Juncus xiphioides R. G. Swinney 2008-5-30 8909 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  LA94796  Juniperus californica John Lane; 1973-5-29 sn Los Angeles SANTA MONICA MOUNTAINS, Agoura, hill just S of Cornell Corners. Comment
  SFV293  Juniperus californica P. G. Kilburn 1957-12-1 561 Los Angeles Near Vincent on US #6, 1 block south of Vincent. Comment
  UCR275030  Juniperus californica Michael Honer, Mary Ann Hasskamp 2006-4-19 2207 Los Angeles Tehachapi Mountains area, Slopes above Oso Canyon: 1 mile north of Quail Lake; c. 1 mile east of cement plant road 1067 Comment
  RSA659875  Keckiella breviflora Orlando Mistretta 1992-8-20 778 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 1698 Comment
  RSA3529  Keckiella cordifolia Carl B. Wolf 1932-5-9 3472 Los Angeles Santa Catalina Island. Along the trail in the left (east) fork of Pebbly Beach Canyon, 1/2 mile above the Mexican houses. 61 Comment
  UCSB9669  Keckiella cordifolia Wedberg, H. 1957-6-15 Los Angeles Seminole Hot Springs Comment
  RSA660184  Keckiella ternata subsp. ternata Orlando Mistretta 1992-7-9 655 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  SBBG66601  Keckiella ternata subsp. ternata Anstruther Davidson -Jul-1893 Los Angeles Wilson's Peak Comment
  RSA127915  Koeleria macrantha P. H. Raven, Henry J. Thompson 1959-5-5 14148 Los Angeles Mulholland Highway, 1 mile W of Las Virgenes Road; Malibu Creek drainage. 305 Comment
  RSA612157  Koeleria macrantha L. C. Wheeler 1932-7-2 913 Los Angeles Brown's Flat 1311 Comment
  UCR147779  Koeleria macrantha Valerie Soza, L. Lubinsky 2000-6-23 1027 Los Angeles San Gabriel Mountains, South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle 1646 Comment
  UCR125621  Koelreuteria bipinnata A. C. Sanders 2003-5-22 26812 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UC1375289  Kopsiopsis strobilacea Robert F. Thorne, C. W. Tilforth, and John Dourley 1971-7-27 41078 Los Angeles San Gabriel Mts., Angeles National Forest: E ridge of Mt. San Antonio (Old Baldy). Comment
  UCR280652  Krascheninnikovia lanata R. G. Swinney 2014-4-10 16050 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
  SBBG109008  Lactuca serriola S. A. Junak 1996-10-2 SCl 700 Los Angeles lower portion of Horse Cyn, ca. 2.78 mi SSW of Thirst 91 Comment
  POM1249  Lamarckia aurea C. F. Baker 1909-5-20 5270 Los Angeles Claremont. 365 Comment
  RSA600394  Lamarckia aurea V. W. Steinmann 1996-3-30 817 Los Angeles Pomona, Elephant Hill, along Mission Boulevard ca. 0.5 kilometers southwest of Humane Way. 250 Comment
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Apr 14 2014
  SBBG128757  Lamarckia aurea M. L. Hoefs, R. Given 1992-4-16 1808 Los Angeles Wild Boar Gully 152 Comment
  UCR150708  Lamarckia aurea R. G. Swinney, Dave Larson 1999-5-15 7170 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA662138  Lamium amplexicaule Carol Zuck 1981-2-3 11 Los Angeles Cul de sac at the end of Springfield St. Comment
  CDA36208  Lantana montevidensis A. C. Sanders, T. B. Salvato 2009-5-19 36837 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. Working oil field with access roads and scattered pump pads. Comment
  RSA599212  Lantana montevidensis Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of stables, Brown School for Girls. 335 Comment
  CAS-BOT-BC338153  Lasthenia californica M. E. Jones 1882-5-3 3222 Los Angeles Pasadena Comment
  POM361537  Lasthenia californica Ralph Hoffman 1930-4-13 s.n. Los Angeles Prisoner's Harbor, Santa Cruz Island. Comment
  POM5998  Lasthenia coronaria C. F. Baker 1904-4-30 4159 Los Angeles Claremont. 365 Comment
  CAS-BOT-BC329170  Lasthenia glabrata subsp. coulteri Marcus E. Jones 1882-5-2 3211 Los Angeles Pasadena Comment
  SBBG95433  Lasthenia gracilis M. B. Dunkle 1928-3-17 1742 Los Angeles Santa Catalina Island 60 Comment
  RSA405687  Lathyrus vestitus subsp. laetiflorus H. L. Bauer 1931-3-1 13948 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  POM180175  Lathyrus vestitus subsp. laetiflorus Joseph A. Ewan 1929-4-27 3705 Los Angeles North end Verdugo Range, at Sunland. 365 Comment
  RSA405682  Lathyrus vestitus subsp. laetiflorus Frances L. Cramer 1934-3-15 s.n. Los Angeles Santa Susana Pass. Comment
  CAS-BOT-BC183627  Lathyrus vestitus subsp. laevicarpus Timothy S. Ross; Steve Boyd 1994-5-4 7658 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  UC1601992  Lathyrus vestitus var. alefeldii Katharine Brandegee Los Angeles Santa Catalina Island Comment
  CHSC35483  Lavatera assurgentiflora James Henrickson 1974-2-24 7 Los Angeles Santa Catalina Island, on Bird Rock, N of the Isthmus. 3 Comment
  RSA233629  Lavatera assurgentiflora subsp. assurgentiflora Robert F. Thorne 1970-3-6 39400 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  CAS-BOT-BC321529  Layia glandulosa I. Johnston 1917-5-13 976 Los Angeles San Gabariel Wash 152 Comment
  POM361624  Layia glandulosa M. Bisbee 1917-5-30 s.n. Los Angeles Wild flower garden, Exposition Park Comment
  POM361657  Layia glandulosa Fay A. MacFadden 1931-4-22 s.n. Los Angeles Lake Hughes. Comment
  UC519995  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 914 Comment
  UCR271212  Layia platyglossa R. G. Swinney 2011-4-20 14453 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
  CAS-BOT-BC534952  Lemna minuta G. B. Grant 1900-2-24 2265 Los Angeles Arroyo Seco, Pasadena, California. Comment
  RSA577795  Lemna valdiviana L. C. Wheeler 1932-8-28 1301 Los Angeles Puddingstone Dam, San Jose Hills. 274 Comment
  CAS-BOT-BC89170  Lepidium draba Timothy S. Ross 1992-4-21 6208 Los Angeles San Gabriel Mountains. Glendora Ridge Road. On the divide between upper East Fork San Dimas Canyon and Lower Cow Canyon. 1328 Comment
  UCR126560  Lepidium draba A. C. Sanders, Andy Thomson 2003-4-15 26019 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park 316 Comment
  UCR191298  Lepidium fremontii R. G. Swinney 1998-7-6 6273 Los Angeles San Gabriel Mtns., Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  SBBG2514  Lepidium fremontii H. and M. Dearing 1933-4-9 469 Los Angeles Palmdale-Victorville Hwy Comment
  SBBG70815  Lepidium fremontii R. Hoffmann 1929-4-27 Los Angeles W Mojave Desert Comment
  RSA316362  Lepidium fremontii var. fremontii R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54989 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
  RSA429611  Lepidium lasiocarpum Anstruther Davidson 1893-4-10 s.n. Los Angeles Azusa. Comment
  SBBG31361  Lepidium nitidum R. F. Thorne 1966-4-7 35988 Los Angeles S of Parson Landing and SW of Arrow Pt 60 Comment
  CAS-BOT-BC60042  Lepidium virginicum var. menziesii Le Roy Abrams 1903-4-9 3233 Los Angeles Inglewood. Comment
  HSC87132  Lepidium virginicum var. menziesii Steve Boyd, T. S. Elias 1987-4-14 2060 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., S of Rincon - Red Box Rd., N of Glendora Comment
  RSA755620  Leptochloa fusca subsp. fascicularis R. G. Swinney 2008-9-9 9326 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  CAS-BOT-BC272414  Leptochloa fusca subsp. uninervia Peter H. Raven 1957-9-21 11346 Los Angeles Pacific Palisades Comment
  RSA664095  Leptodactylon californicum Marianne Marshall 1981-4-26 9 Los Angeles 0.75 mi N of fire station, East Fork of San Gabriel River on Hiking trail. off E side of trail. Comment
  UCR146272  Leptodactylon californicum subsp. californicum G. D. Wallace 1985-4-6 2192 Los Angeles Santa Monica Mountains: Rocky Oaks State Park 576 Comment
  UCR223481  Leptodactylon pungens R. G. Swinney 2009-5-28 10916 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA598844  Leptosiphon androsaceus Steve Boyd, T. S. Ross 1997-3-21 9231 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  SBBG95432  Leptosiphon bicolor M. B. Dunkle 1928-3-17 1740 Los Angeles Santa Catalina Island Comment
  RSA606034A  Leptosiphon breviculus L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  RSA72997  Leptosiphon breviculus F. W. Peirson 1923-5-26 3543 Los Angeles Rock Creek. 1296 Comment
  SBBG64604  Leptosiphon chrysanthus subsp. chrysanthus R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  RSA756274  Leptosiphon liniflorus Michael Honer, Crissy Slaughter, Julie Love 2009-4-30 3296 Los Angeles Antelope valley; Along 170th Street West, appx. 1.5 mi. N of Highway 138. 805 Comment
  SBBG87441  Leptospermum laevigatum A. C. Sanders 1988-3-17 7730 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd 30 Comment
  RSA569225  Leptosyne californica B. C. Templeton 1931-5-17 1206 Los Angeles Between Palmdale and Lancaster. Mojave Desert. Comment
  UCSB9522  Leptosyne californica Wedberg, H. 1958-4-13 Los Angeles 165th Street, one mile north on Hwy. 138, near Pearblossom Comment
  CDA8166  Lessingia glandulifera Phillipson 1915-7-8 Los Angeles Monrovia. Comment
  RSA225978  Lessingia glandulifera var. glandulifera R. F. Thorne, C. W. Tilforth 1971-6-29 40676 Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  SD107163  Lessingia glandulifera var. glandulifera B. Ertter, J. Strachan 1979-6-29 3008 Los Angeles North edge of Angeles National Forest, ca. 9 air-miles eastsoutheast of Pearblossom, 1.7 miles north of Mile High on County Highway N4 1465 Comment
  RSA600006  Leymus condensatus Steve Boyd, Lauren Raz 1997-5-28 9847 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. 866 Comment
  CAS-BOT-BC274482  Leymus triticoides LeRoy Abrams 1902-6-12 2523 Los Angeles Ballona Creek, near Mesmer Comment
  LA22074  Lilium parryi W. R. Ernst; May 1947 sn Los Angeles Little Cedar Canyon, Crystal Lake Comment
  RSA123913  Lilium parryi Charlotte M. Hoak 1958-10 s.n. Los Angeles Buckthorn Flats, San Gabriel Mountains, (halfway down trail). Comment
  POM11873  Limosella acaulis F. W. Peirson 1922-7-7 s.n. Los Angeles Swartout Valley, Wright's Ranch. 1845 Comment
  UCR155124  Linanthus androsaceus A. C. Sanders 2005-5-5 29930 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA468565  Linanthus androsaceus subsp. luteolus Anstruther Davidson 1890-1 s.n. Los Angeles Foothills, L.A. [Los Angeles] Comment
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Oct 25 2015
  UCR123894  Linanthus aureus Steven R. Hill, K. Kramer 2001-4-22 33387 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  RSA469955  Linanthus aureus Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  UCR124579  Linanthus breviculus B. C. Templeton 1932-6-17 4907 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR147619  Linanthus breviculus Naomi Fraga, Paul Morton 2004-5-18 1185 Los Angeles Transverse Ranges; San Gabriel Mountains region, Spur trail from main trail to summit of Mount Hillyer. 1860 Comment
  UCR27496  Linanthus breviculus John C. Roos 1947-5-3 3654 Los Angeles San Gabriel Mtns, Big Pines 1890 Comment
  UC1595681  Linanthus breviculus W. Wisura and G. Perez 1992-5-19 4777 Los Angeles 1 mi w Largo Vista Rd. (Big Pine Rd); Western Mojave Comment
  RSA468452  Linanthus californicus Thekla Mohr 1896-1 s.n. Los Angeles Sierra Madre Mountains. Comment
  LA211123  Linanthus californicus Arthur C. Gibson; 2009-4-18 5258 Los Angeles Hollywood Hills, Central Griffith Park. Comment
  RSA468424  Linanthus californicus subsp. glandulosus B. C. Templeton 1930-5-27 1403 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 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
  RSA468453  Linanthus californicus subsp. glandulosus Thekla Mohr 1897-05 1931 Los Angeles North Los Angeles. Comment
  UC52828  Linanthus dichotomus H. M. Hall 1902-5-1 3065 Los Angeles Elizabeth Lake 1066 Comment
  SEINET3086006 Image available Linanthus dichotomus subsp. meridianus E. R. Blakley 1958-5-10 2279 Los Angeles 14 miles east of Quail Lake on State Highway #138 - Antelope Valley. 914 Comment
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May 3 2021
  UC23778  Linanthus parviflorus Harley P. Chandler 1897-5-24 Los Angeles Fulkerson's Ranch Claremont 731 Comment
  SFV17368  Lithophragma affine J. N. Hogue, D. L. Bishop 1998-5-28 110 .3 Los Angeles San Gabriel Mountains Arroyo Seco near Switzer's Picnic Area. 976 Comment
  UCSB2562  Lithophragma affine Beach, Kay 1943-3-25 Los Angeles San Dimas Exp. Forest; gage 25 Comment
  CAS-BOT-BC432211  Lithophragma bolanderi Timothy S. Ross 1993-6-1 7353 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. Mt. Wilson 7.5 USGS gradrangle. 804 Comment
  RSA641187  Lithophragma bolanderi R. F. Thorne 1971-4-23 41467 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  POM121838  Lobelia cardinalis var. pseudosplendens Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  POM4573  Lobelia dunnii var. serrata D. L. Crawford 1915-8-14 s.n. Los Angeles Palmer Canyon, Claremont Comment
  RSA502793  Lobelia dunnii var. serrata T. S. Ross, Annette H. Ross 1989-9-20 1779 Los Angeles San Antonio Canyon near pond west of Spring Hill and below Baldy Road in the Canyon 975 Comment
  UCR127199  Loeflingia squarrosa A. C. Sanders 2003-5-1 26253 Los Angeles Western San Gabriel Mtns., SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch 412 Comment
  RSA77063  Loeseliastrum matthewsii F. W. Peirson 1921-5-19 952 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  RSA656862  Lolium perenne Joseph M. Keefe 2001-1-24 31022 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  POM356972  Lolium temulentum F. R. Fosberg 1931-4-8 4515 Los Angeles Avalon Valley, Santa Catalina Island. 40 Comment
  POM356973  Lolium temulentum F. R. Fosberg 1931-4-3 4482 Los Angeles Pebble [Pebbly] Beach. Santa Catalina Island. Comment
  POM356977  Lolium temulentum Anstruther Davidson 1890-05 s.n. Los Angeles San Pedro Comment
  UC1605258  Lomatium nevadense var. parishii Timothy S. Ross 1994-5-31 7969 Los Angeles flat granite ridgetop ca. 800 m. w.-n.w. of summit Pacifico Mt. (San Gabriel Mts.); San Gabriel Mts. 2060 Comment
  POM253068  Lonicera C. F. Baker 5195 Los Angeles Genisha Park, Pomona. Comment
  CATA319  Lonicera hispidula Mark L. Hoefs, A. Douglas Propst 1973-6-5 346 Los Angeles Santa Catalina Island: Skull Canyon 182 Comment
  UC1211047  Lonicera hispidula var. vacillans Huron H. Smith 1912-5-31 5058 Los Angeles Pebble Beach Road Santa Catalina Island 7 Comment
  UC124589  Lonicera hispidula var. vacillans H. M. Hall 1908-6-15 8272 Los Angeles Swains Canyon Santa Catalina Island Comment
  CAS-BOT-BC234819  Lonicera subspicata Alice Eastwood 1919-6-20 9036 Los Angeles Mt. Wilson Comment
  RSA406758  Lotus argophyllus subsp. ornithopus George B. Grant, Walter Wheeler 1904-04 6257 Los Angeles Santa Catalina Island. Comment
  JEPS55415  Lotus argophyllus var. argophyllus A. M. Ottley 1920-5-3 565 Los Angeles Little Tujunga Wash; San Gabriel Mts. 335 Comment
  RSA225670  Lotus argophyllus var. argophyllus R. F. Thorne 1971-5-22 39722 Los Angeles Fish Canyon. Comment
  RSA549159  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-20 3661 A Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  UCR154022  Lotus hamatus A. C. Sanders 2005-5-11 30159 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  RSA647908  Lotus heermannii var. heermannii LeRoy Gross, Wayne Law 2000-8-8 257 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 337 Comment
  RSA776784  Lotus heermannii var. heermannii Orlando Mistretta, Christine Mistretta 2010-6-15 5303 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  RSA709409  Lotus humistratus A. C. Sanders, T. B. Salvato 2005-4-26 29724 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines. 610 Comment
  UC216127  Lotus nevadensis var. davidsonii I. M. Johnston 1917-7-4 1423 Los Angeles s slope Baldy; San Antonio Mountains 1981 Comment
  RSA730390  Lotus procumbens var. procumbens R. G. Swinney 1999-6-18 7292 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  UCR137719  Lotus procumbens var. procumbens L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Juniper Hills Road, Juniper Hills, just north of road 1372 Comment
  UCR205708  Lotus purshianus A. C. Sanders, T. B. Salvato 2009-5-18 36805 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  RSA498806  Lotus salsuginosus Freda Detmers 1929-4-24 s.n. Los Angeles Laurel Canyon Comment
  SFV20612  Lotus salsuginosus J. Lyon Jun 1980 s. n. Los Angeles San Fernando Valley About 500 meters north of the Sepulveda Dam Lock, west of the river embankment. Comment
  RSA406845  Lotus scoparius F. R. Fosberg 1930-7-3 53104 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA0082564  Lotus scoparius subsp. scoparius R. G. Swinney 2010-3-10 11819 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  CAS-BOT-BC173167  Lotus strigosus Timothy S. Ross; Steve Boyd 1994-5-4 7622 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  IRVC26322  Lotus strigosus A. C. Sanders, Andy Thompson 2003-4-15 26006 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  LA52437  Lotus strigosus H. Lewis; 1940-4-3 1270 Los Angeles Santa Monica Mountains, 10 mi. N of Malibu Beach Comment
  RSA0101283  Lotus strigosus R. G. Swinney 2011-6-22 15260 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  UCR192538  Lotus strigosus A. C. Sanders 2008-4-10 34839 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  SEINET3560031 Image available Lotus strigosus Margaret C. Ferguson, Alice M. Ottley 1920-5-14 684 Los Angeles Arroyo Seco near Pasadena Comment
  UC618242  Lotus strigosus Alice M. Ottley 1920-5-9 644 Los Angeles trail from Mt. Lowe to summit ofMt. Wilson 838 Comment
  RSA709946  Lotus strigosus var. strigosus LeRoy Gross 2005-4-28 2145 -b 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
  RSA0042215  Lotus wrangelianus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2831 Los Angeles Santa Catalina Island: Hillside above New York Harbor. 55 Comment
  UCR259373  Lunaria annua R. G. Swinney 2010-8-26 13588 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  CAS-BOT-BC201197  Lupinus Fred E. Burlew 1920-7-4 s.n. Los Angeles Mt. San Antonio, San Gabriel Mts. Comment
  UCR280813  Lupinus albifrons Mitch Provance 2017-6-30 617- 39 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  SEINET10488411  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x 7325 (3) Comment
  SEINET10488416  Lupinus albifrons David B. Dunn 1957-4-2 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa# 6452 x 6456 Comment
  SEINET10488423  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa# 6450 x 7325 (1) Comment
  RSA0061150  Lupinus albifrons var. austromontanus Daisie Huang 2008-3-18 08031802 Los Angeles Along Gorman Post Road, near large Gorman billboard. 1119 Comment
  SBBG3542  Lupinus benthamii E. R. Blakley 1958-5-9 2275 Los Angeles 2 mi E of Gorman on St Hwy 183 1097 Comment
  UC1537130  Lupinus bicolor Gordon H. True Jr. 1936-3-27 175 Los Angeles foothills 5 mi w Palmdale; w of Palmdale 914 Comment
  RSA659760  Lupinus bicolor Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 81 Los Angeles San Clemente Island. Comment
  UC71994  Lupinus bicolor E. D. Palmer 1899-4 Los Angeles Cronn Hill Comment
  UCD107262  Lupinus bicolor Elise Jackson 1993-4-20 33 Los Angeles Newhall, Placerita Canyon Nature Center, no. side of entrance to Canyon Trail, across stream. 487 Comment
  POM350031  Lupinus bicolor subsp. microphyllus N. C. Cooper 1945-5-1 2179 Los Angeles Santa Monica Mountains 762 Comment
  RSA151829  Lupinus bicolor subsp. microphyllus David B. Dunn 1941-3-29 938 Los Angeles In vacant lot among lush growth of Avena, 1 mile east of Pomona Comment
  RSA407117  Lupinus chamissonis Elbert Benjamine 1929-1-27 s.n. Los Angeles Playa del Rey. Comment
  CATA1581  Lupinus concinnus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2851 Los Angeles Santa Catalina Island: Upper end of road to Toyon Beach 381 Comment
  RSA0012048  Lupinus concinnus R. G. Swinney 2009-4-29 10592 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA597007  Lupinus concinnus T. S. Ross 1990-6-25 3902 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  RSA617366  Lupinus concinnus Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10231 Los Angeles Liebre Mountains region: Warm Springs Mountain, knoll northwest of summit along road into Necktie Basin. 1133 Comment
  SBBG113093  Lupinus concinnus S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 362 Los Angeles Cape Cyn, along rd to Cape Cyn Reservoir, just SE of pump house at crk 304 Comment
  SBBG127522  Lupinus concinnus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2851 Los Angeles upper end of rd to Toyon Beach 381 Comment
  UC865113  Lupinus concinnus F. R. Fosberg 1931-3-27 S 4413 Los Angeles n wall Hamilton Canyon, Santa Catalina Island (Santa Catalina Island); , Hamilton Canyon 120 Comment
  RSA641232  Lupinus concinnus R. F. Thorne 1974-4-9 44705 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1219 Comment
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Feb 7 2008
  UC284672  Lupinus concinnus P. A. Munz 1923-4-10 6747 Los Angeles w coast San Clemente Island (dry slope of canyon s of Lemon Tank); w coast San Clemente Island Comment
  RSA517853  Lupinus concinnus subsp. concinnus Steve D. Boyd 1986-3-30 1504 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UC130329 Image available Lupinus densiflorus var. altus J. Burtt Davy May 9 1896-May 24 1896 2505 Los Angeles Manzana Antelope Valley; Manzana, Antelope Valley Comment
  RSA228888  Lupinus elatus R. F. Thorne 1971-8-25 41324 Los Angeles San Gabriel Mts., Angeles National Forest: near Windy Spring on N Slope of Mt Islip 2255 Comment
  UCR272588  Lupinus elatus R. G. Swinney 2011-8-5 15589 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA0119588  Lupinus excubitus var. hallii Lyman Benson 1954-6-27 15297 Los Angeles Little Dalton Canyon above Glendora. Mt. Range: San Gabriel. Drainage Area: Pacific Slope. 427 Comment
  POM9685  Lupinus formosus var. formosus F. W. Peirson 1919-5-10 704 Los Angeles Arraster Creek 915 Comment
  SBBG132340  Lupinus hirsutissimus E. Howe with K. Merrill, E. Havstad 2013-4-6 13 -15 Los Angeles China Canyon 288 Comment
  UCR197208  Lupinus hirsutissimus Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 754 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 Motorway 457 Comment
  RSA529171  Lupinus hyacinthinus T. S. Ross 1991-7-24 5664 Los Angeles Granite Mountain vicinty: San Gabriel Mtns. 1890 Comment
  RSA611064  Lupinus latifolius subsp. latifolius L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  RSA0085033  Lupinus latifolius subsp. parishii R. G. Swinney 2010-4-30 12446 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA584286  Lupinus latifolius subsp. parishii T. S. Ross 1993-5-26 7305 Los Angeles W end of the San Gabriel Mts: near head of upper E Fk Wilson Canyon just S of Lupine Saddle, ca 2100 ft ESE of Wilson Canyon Saddle. 869 Comment
  POM2430  Lupinus longifolius I. M. Johnston 1910-5-5 1896 Los Angeles Trunbull Canyon, Puente Hills. 366 Comment
  SEINET2062673 Image available Lupinus longifolius Norman C. Cooper 1945-5-1 2176 Los Angeles Tapia Park area, Santa Monica Mountains. 609 Comment
  RSA0062874  Lupinus paynei Daisie Huang 2008-4-1 08040104 Los Angeles Grimes Cyn Rd (Hwy 23), winding section. 101 Comment
  UC2029979  Lupinus peirsonii Orlando Mistretta 1993-6-2 856 Los Angeles SAN GABRIEL MOUNTAINS: Mt. Baden Powell. Comment
  IRVC26323  Lupinus sparsiflorus A. C. Sanders, Andy Thompson 2003-4-15 26007 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  UCR265507  Lupinus sparsiflorus Dan S. Cooper 2015-3-18 315- 3 Los Angeles Los Angeles Basin/Western Transverse Range, Eastern Santa Monica Mtns/Hollywood Hills, at Hollywood Bowl 216 Comment
  RSA593005  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd, Orlando Mistretta 1996-5-1 8735 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  SEINET10490974  Lupinus sparsiflorus subsp. sparsiflorus David B. Dunn Dunn s.n. Los Angeles Plants grown in greenhouse at umo from seeds from breitung 15113, 16 may 1953, Along glendora mts rd, san gabriel mts. Used in hybridizing studies of c. Dziekanowski. Comment
  POM2541  Lupinus succulentus Edward L. Greene 1904-4-15 4188 Los Angeles Claremont. Comment
  SBBG95189  Lupinus succulentus M. B. Dunkle 1928-3-17 Los Angeles isthmus Comment
  POM294753  Lupinus truncatus Lyman Benson 1945-5-11 11705 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  RSA653470  Lupinus truncatus Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 749 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. 426 Comment
  RSA008667  Lupinus truncatus Fay A. MacFadden 1933-05 11070 Los Angeles Verdugo Mountains: Tujunga Wash, near Roscoe. Comment
  SEINET12154802  Lupinus truncatus J. F. Bright 1934-1 9252 Los Angeles Santa Monica Coast Range Comment
  RSA330796  Luzula comosa Wayne E. Sawyer 1981-6-16 49 Los Angeles San Gabriel Mtns., Angeles National Forest: Little Jimmy Spring. 2256 Comment
  RSA230241  Luzula comosa var. laxa Robert F. Thorne 1969-7-2 38231 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  UCR164122  Lycium andersonii T. B. Salvato, Sandra Murcia 2005-11-1 1245 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  SD248505  Lycium brevipes var. hassei R. E. Jr. Riefner 2011-8-19 11 104 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Bluff Cove, Paseo Del Mar at Palos Verdes Drive West. Along trail next to parking lot. 89 Comment
  CAS-BOT-BC231612  Lycium cooperi Louis C. Wheeler 1932-4-10 608 Los Angeles 2 mi. W Palmdale, Mohave [Mojave] Desert 762 Comment
  RSA774243  Lycium cooperi R. G. Swinney 2009-5-5 10642 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing. 951 Comment
  SEINET4090625  Lyonothamnus floribundus R. Moran 1941-1 652 Los Angeles Head of Johnson's Canyon, Santa Catalina Island. 400 Comment
  JEPS45594  Lyonothamnus floribundus subsp. floribundus W. L. Jepson 1908-7-13 3045 Los Angeles Swain Canyon Catalina Island Comment
  RSA451796  Lyonothamnus floribundus subsp. floribundus F. R. Fosberg 1931-7-16 S 5431 Los Angeles Gallagher's Canyon. Santa Catalina Island. Comment
  CATA1016  Lysimachia arvensis Mark L. Hoefs 1995-5-4 1931 Los Angeles Santa Catalina Island: Above Howlands Landing 60 Comment
  UC33200  Madia elegans J. H. Barber 1897-7-11 259 Los Angeles Mt. Gleason summit; Mt. Gleason summit Comment
  LA47052  Madia gracilis Peter H. Raven; 1960-5-15 15358 Los Angeles Santa Monica Mountains1, Piuma Road 2.1 mi. E of Rambla Pacifica 487 Comment
  POM184705  Madia minima Joseph A. Ewan 1932-6-15 7340 Los Angeles 1/2 mile above Horse Flats, Pine Flats Region 1706 Comment
  UC1430061  Malacothamnus clementinus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22697 Los Angeles China Canyon; San Clemente Island, China Canyon 130 Comment
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Aug 31 2006
  CAS-BOT-BC231889  Malacothamnus davidsonii A. Davidson 1895-6-24 s.n. Los Angeles San Fernando Comment
  RSA0127211  Malacothamnus davidsonii Louis C. Wheeler 1967-7-18 10109 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  CAS-BOT-BC206212  Malacothamnus fasciculatus Vernon O. Bailey 1907-10-29 s.n. Los Angeles N. slope Santa Monica Mts. Comment
  OBI69341  Malacothamnus fasciculatus John Knapp, Denise Knapp 2002-11-27 16 Los Angeles Santa Catalina Island N3691559.19 E 365850.46 198 Comment
  RSA0053895  Malacothamnus fasciculatus R. G. Swinney 2010-2-27 11771 Los Angeles San Gabriel Mountains/ Verdugo Mountains: Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east and from the I-210 Fwy. south to Big Tujunga wash. 331 Comment
  RSA695385  Malacothamnus fasciculatus A. C. Sanders, Mark A. Elvin 2002-6-19 25202 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills S of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 282 Comment
  SD107827  Malacothamnus fasciculatus Robert F. Thorne, D. Propst 1974-9-12 45095 Los Angeles Santa Catalina Island, Middle Ranch Canyon, at ranch near Thompson Reservoir 22 Comment
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Oct 15 2014
  SFV21454  Malacothamnus fasciculatus L. Gross 2001-5-27 418 Los Angeles Verdugo Mountains Northwest side of mountains. Dead end street at corner of Tuxford St. and Ledge Ave. just north of Sun Valley, just west of mouth of McDonald Creek. Along dirt trail on the crest between La Tuna Canyon and Sunland Blvd. Collection just west of above coordinates. 427 Comment
  CAS-BOT-BC345415  Malacothrix clevelandii Geo. B. Grant 1906-6-10 6668 Los Angeles Mt Lowe, Castle Canyon Trail Comment
  UCR200161  Malacothrix clevelandii Valerie Soza, Laura A. Moore 2000-5-10 865 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  POM53210  Malacothrix coulteri L. R. Abrams 1901-4-4 1321 Los Angeles Chatsworth Park. Comment
  SEINET4102684 Image available Malacothrix glabrata C. Davidson 1973-1 1883 Los Angeles 1 mile south of Littlerock. 762 Comment
  UC1069946  Malacothrix saxatilis var. tenuifolia A. D. Gifford 1934-5-16 245 Los Angeles mouth Escondido Canyon; Triunfo Pass Quad., mouth of Escondido Canyon Comment
  UC831173  Malacothrix saxatilis var. tenuifolia Carl B. Wolf 1932-10-3 Los Angeles about 1.25 mi from Wrigley Drive (on road to Renton Mine, about at head of right fork of Pebbly Ceach Canyon); Santa Catalina Island 304 Comment
  UCR281141  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2014-6-5 16709 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  UCR48175  Malacothrix saxatilis var. tenuifolia R. F. Thorne 1975-9-3 47373 Los Angeles Channel Islands, Santa Catalina Island, [NE of Two Harbors] near Blue Cavern Point 15 Comment
  CDA39780  Malephora crocea Michael O Brien 2013-12-2 s.n. Los Angeles Malibu; El Pescador State Beach. 0 Comment
  RSA386399  Malosma laurina R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  RSA386401  Malosma laurina Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA486473  Malosma laurina Richard Noyes 1988-7-30 597 Los Angeles Claremont. foothills of the San Gabriel Mountains. Burbank Canyon, NW of Thompson Creek Dam 500 Comment
  RSA0073368  Malva parviflora R. G. Swinney 2010-3-16 11963 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  SFV16072  Malva parviflora P. W. Byrne, K. Moser 1994-5-14 40 Los Angeles Santa Monica Mountains Topanga State Park. Topanga. Near entrance at end of Waveview Drive alongside a dirt fire road on north-facing slope. 350 Comment
  RSA4834  Malvella leprosa James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Comment
  UCR187254  Marah fabacea A. C. Sanders 2006-4-21 32130 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  LA33772  Marah macrocarpa Henry J. Thompson; 1959-2-2 1841 Los Angeles Comment
  RSA0091071  Marah macrocarpa R. G. Swinney 2011-4-9 14366 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  SBBG26468  Marah macrocarpa M. R. Benedict 1965-12-12 Los Angeles ridge above W Parson's Beach 6 Comment
  SFV3626  Marah macrocarpa K. A. Wilson 1961-3-11 973 Los Angeles San Gabriel Mountains Placerita Canyon Road. Small canyon 1 mile west of Placerita Canyon State Park. 460 Comment
  UCR259762  Marah macrocarpa R. G. Swinney 2010-5-11 12638 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  CDA29486  Marrubium vulgare Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  UC50446  Meconella denticulata H. M. Hall Apr 1903 3739 Los Angeles near Los Angeles (Eagle Rock) Comment
  RSA0088598  Medicago polymorpha R. G. Swinney 2010-5-4 12547 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  UC865606  Medicago polymorpha L. W. Nuttall 1920-1 60 Los Angeles Santa Catalina Island Comment
  SBBG67117  Medicago sativa M. N. Ackley -Oct-1927 576 Los Angeles Eagle Rock 182 Comment
  RSA597233  Melaleuca armillaris Scott D. White 1995-4-27 2942 Los Angeles City of Malibu. Upslope from Winter Canyon, near Pepperdine University; N of Pacific Coast Highway, E of Malibu Canyon. Road, SW of Malibu Civic Center Way. 91 Comment
  UCR115334  Melaleuca citrina A. C. Sanders 1988-2-18 7686 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
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Jun 5 2006
  CATA746  Melica imperfecta Mark L. Hoefs 1991-5-22 1273 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  RSA656324  Melica imperfecta Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 686 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., Area burned in August 1999. 594 Comment
  RSA87337  Melica imperfecta F. W. Peirson 1922-5-30 5365 Los Angeles Dawn Station, Mt. Lowe, San Gabriel Mountains. Comment
  RSA226?71  Melica imperfecta R. F. Thorne 1971-6-17 39925 Los Angeles 1.3 miles below Bear Divide Station junction, along Little Tujunga Canyon Rd. 671 Comment
  SEINET3129501  Melica stricta Unknown 3719 Los Angeles Acton, MT Gleason Comment
  SBBG13317  Melilotus indicus M. A. Piehl -Jun-1962 62377 Los Angeles about buildings and along rds at Navy Base 38 Comment
  RSA409913  Mentha canadensis L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  RSA409917  Mentha spicata Anstruther Davidson 1923-9-1 s.n. Los Angeles Near lake Comment
  RSA586658  Mentzelia albicaulis Orlando Mistretta 1995-6-1 1746 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  POM69717  Mentzelia dispersa F. W. Peirson 1922-5-30 3074 Los Angeles west spur of Mt. Lowe 1372 Comment
  RSA440452  Mentzelia laevicaulis Anstruther Davidson s.n. Los Angeles San Gabriel Mountains. Comment
  RSA440453  Mentzelia laevicaulis Louis Greata s.n. Los Angeles Santa Fe Track near Highland Park. Comment
  RSA440457  Mentzelia laevicaulis M. B. Dunkle 1933-7-11 3662 Los Angeles Lower San Gabriel Canyon. Comment
  RSA440461  Mentzelia laevicaulis G. R. Johnstone 1930-8-10 s.n. Los Angeles San Gabriel Canyon. 457 Comment
  UCR280537  Mentzelia veatchiana R. G. Swinney 2014-4-10 16025 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
  RSA250697  Mentzelia veatchiana Robert F. Thorne, Arthur C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39506 -b Los Angeles SAN GABRIEL MTS.: Edge of Angeles National Forest in Grandview Canyon, ca. 5 mi. S of Hwy. 138, ca. 10 mi. SE of Pearblossom 1433 Comment
  SEINET6944407  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  UCR50918  Mesembryanthemum crystallinum A. C. Sanders 1988-5-18 7833 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  CAS-BOT-BC435285  Mesembryanthemum nodiflorum L. R. Abrams; I. L. Wiggins 1931-7-3 289 Los Angeles Channel Islands. Santa Barbara Island Comment
  RSA617406  Micropus californicus Scott D. White 1998-5-19 6527 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  UCR155372  Microseris lindleyi A. C. Sanders 2005-5-5 29918 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  UCR68944  Microseris lindleyi Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4257 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  LA105091  Mimulus aurantiacus Barry A. Prigge; 1988-7-3 8236 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  RSA660468  Mimulus aurantiacus Mary C. Hunter 1994-5-28 30 Los Angeles Off Angeles Crest Hwy, West of highway heading North; Road marked 2931; Pasadena 61 Comment
  LA35261  Mimulus aurantiacus var. pubescens Mary V. Hood; 1939-5-30 Los Angeles Mint Canyon 1523 Comment
  RSA439240  Mimulus aurantiacus var. pubescens Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  UCR178790  Mimulus aurantiacus var. pubescens R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mtns., in and Near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Poopout Hill firebreak 488 Comment
  UCR256615  Mimulus aurantiacus var. pubescens Anuja Parikh, Nathan Gale 2011-6-10 3437 Los Angeles Transverse Range; San Gabriel Mountains, south of Kentucky Springs Canyon, 0.8 km west of Angeles Forest Hwy, 1.8 km north of Aliso Canyon Road 1245 Comment
  RSA725894  Mimulus brevipes A. C. Sanders 2003-5-1 26245 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  UC457261  Mimulus brevipes Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCSB10256  Mimulus brevipes Nowell, J. 1958-5-16 Los Angeles Mint Canyon 91/2 mi from Solemint on Hwy 6 Comment
  RSA704352  Mimulus fremontii var. fremontii Gary D. Wallace 1982-4-17 1921 Los Angeles Bob's Gap. Comment
  RSA187940  Mimulus guttatus Robert F. Thorne 1966-4-29 36300 Los Angeles Santa Catalina Island. Upper Middle Ranch Canyon just below small reservoir. 274 Comment
  UCR177253  Mimulus guttatus LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1038 Los Angeles Transverse Ranges; Verdugo Mountains region, South side of mountains, Brand Canyon, at check dam ( man-made waterfall), where the canyon forks 393 Comment
  POM3  Mimulus guttatus C. F. Baker 1903-8-12 3460 Los Angeles Hills near Claremont. Comment
  POM39  Mimulus guttatus Dian Haynes 1893-04 s.n. Los Angeles Arroyo Seco Comment
  RSA251414  Mimulus guttatus Robert F. Thorne 1966-4-17 36125 Los Angeles San Clemente Island, upper reaches of Box Canyon, NW of Horse Canyon, SW of Thirst. 244 Comment
  RSA442743  Mimulus guttatus M. A. Salazar 1969-8-12 s.n. Los Angeles Big Tujunga Canyon, c. 5 miles north of Tujunga 610 Comment
  SBBG55158  Mimulus guttatus B. Shervanick 1973-7-12 995 Los Angeles Bear Flats, about 1.5 mi from Baldy Village on Bear Flats Trail 1584 Comment
  UC1018205  Mimulus guttatus J. Warren 1952-5-27 Los Angeles Taipa Park 121 Comment
  JEPS4690  Mimulus johnstonii Frank W. Peirson 1919-6-13 480 Los Angeles San Gabriel Mountains, Rock Creek Rock Creek; San Gabriel Mountains, Rock Creek 1295 Comment
  RSA0098784  Mimulus pilosus R. G. Swinney 2011-6-15 15198 D Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA746858  Mimulus pilosus Orlando Mistretta 1992-5-21 371 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA423547B  Minuartia douglasii Anstruther Davidson 1890-04 s.n. Los Angeles Cahuanga hills, Los Angeles. Comment
  UCR228428  Mirabilis laevis Dave Silverman, Colleen Martin, Jeff Jarvis 2010-5-21 8048 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 950 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1116 Comment
  CATA1554  Mirabilis laevis var. crassifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2811 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  SEINET3161551  Mirabilis laevis var. crassifolia L. Abrams 1902-6-9 2504 Los Angeles Playa del Rey Comment
  SEINET3161553  Mirabilis laevis var. crassifolia G. B. Grant 1904-4-16 791 Los Angeles Los Angeles Comment
  RSA213416  Mirabilis laevis var. crassifolia M. B. Dunkle 1939-4-3 7235 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SEINET892099  Mirabilis laevis var. crassifolia J. E. Deisler 1984-1 643 Los Angeles Santa Catalina Island; west side of islands central ridge, about 2.25 miles southwest of USC Marine Station Comment
  CAS-BOT-BC434812  Mirabilis laevis var. retrorsa Ellis; Morse 1940-5-20 s.n. Los Angeles Mojave Desert, region Palmdale Comment
  UCR182739  Monardella R. G. Swinney 1997-7-16 5656 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  UCR106889  Monardella australis L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns., Divide between W Fork Bear Creek and Devils Canyon 1822 Comment
  UCR192658  Monardella cinerea R. G. Swinney 1999-8-9 7615 Los Angeles San Gabriel Mtns., along Bear Canyon Trail c. 1 mi south of West Baldy peak of Mt. San Antonio 2756 Comment
  CAS-BOT-BC221700  Monardella hypoleuca subsp. hypoleuca H. E. Hasse 1907-9-1 s.n. Los Angeles Topanga Canon [Canyon], Santa Monica Range Comment
  SEINET3246727  Monardella nana Elizibeth McClintock 1941-1 126 Los Angeles San Jacinto Mts. Riverside CO., California Comment
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Mar 23 2014
  VVC99  Monolopia lanceolata Wandalee Thompson 1964-4-13 96 Los Angeles Foothills near Palmdale. 945 Comment
  SJSU12949  Muhlenbergia californica C. W. Sharsmith 1940-8-29 4224 Los Angeles Eaton Canyon, San Gabriel Mts. 1371 Comment
  RSA0091080  Muhlenbergia microsperma R. G. Swinney 2011-3-22 14176 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  RSA754606  Muhlenbergia microsperma R. F. Thorne 1980-4-27 54148 Los Angeles Santa Catalina Island. From Blackjack Camp into Cape Canyon Comment
  SEINET179992 Image available Muhlenbergia microsperma Unknown Los Angeles Tuna Canyon Verdugo Hills. Comment
  UC534847  Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles in stream beds or gullies San Gabriel Mts., Buckhorn 1981 Comment
  RSA547464  Muhlenbergia rigens Timothy S. Ross, Orlando Mistretta 1992-7-24 6755 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from S.P. summit. 1561 Comment
  UCR223566  Muhlenbergia rigens R. G. Swinney 2009-6-3 11050 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
  UCR209491  Muilla maritima R. G. Swinney 2008-6-17 9039 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
  CAS-BOT-BC515099  Muilla maritima Alice Eastwood 1919-5-29 8968 Los Angeles San Gabriel Canyon Comment
  RSA587028  Muilla maritima Orlando Mistretta 1994-6-15 1360 Los Angeles Santiago Canyon. Side drainage entering Santiago canyon from the W, about 3 miles S of confluence of Santiago Creek and Little Rock creek. 1341 Comment
  RSA638857  Muilla maritima Valerie L. Soza, Kent Hughes 1999-6-17 554 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon., 34*11'50''N 118*01'32''W 746 Comment
  SBBG20585  Munzothamnus blairii E. R. Blakley 1963-12-8 6385 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  UC41364  Myoporum acuminatum Earnest Braunton 1902-1 Los Angeles Los Angeles Comment
  RSA612152  Myosurus minimus Steve Boyd, Kent Hughes 1998-5-5 10179 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1159 Comment
  UCD170398  Myriophyllum sibiricum R. G. Swinney 2008-12-4 9947 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant. 223 Comment
  RSA596072  Nama californica Louis C. Wheeler 1967-05 9473 Los Angeles Hunt Canyon, 3 mi. east of Vincent. 1067 Comment
  RSA591908  Nassella cernua L. C. Wheeler 1967-5-8 9296 Los Angeles Liebre Mountains. Between Bouquet Junction and Bonelli Ranch. 381 Comment
  SBBG128763  Nassella lepida M. L. Hoefs 1995-5-23 2073 Los Angeles Middle Cyn near jct of Middle Cyn Rd and rd to Camp Cactus 118 Comment
  RSA535302  Nassella pulchra Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5340 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA258417  Nasturtium officinale C. W. Tilforth 1972-4-19 503 Los Angeles Rancho Santa Ana Botanic Garden. In and near trickle ponds on the mesa. Comment
  RSA29726  Navarretia atractyloides L. C. Wheeler 1932-5-27 774 Los Angeles 2 miles N Claremont Comment
  SD87808  Nemacladus longiflorus F. W. Peirson 1921-6-21 2453 Los Angeles West Fork of San Gabriel River. 640 Comment
  RSA75134  Nemacladus ramosissimus F. W. Peirson 1925-4-23 5784 Los Angeles Forks of San Gabriel River. 534 Comment
  RSA596128  Nemacladus sigmoideus T. S. Ross, S. D. Boyd 1995-6-29 8658 Los Angeles Near west summit of Liebre Mountain. 1707 Comment
  RSA748596  Nemacladus sigmoideus Justin M. Wood 2009-6-1 789 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  SEINET3156472  Nemophila aurita G. B. Grant, W. Wheeler 1904-4-21 832 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  POM214383  Nemophila menziesii var. integrifolia Louis C. Wheeler 1932-3-19 526 Los Angeles Head Mandeville Canyon, Santa Monica Mts. 457 Comment
  RSA421374  Nemophila menziesii var. menziesii Louis C. Wheeler 1932-03 526 Los Angeles Head Mandeville Canyon, Santa Monica Mts 457 Comment
  RSA0045221  Nemophila spatulata R. G. Swinney 2010-6-21 13270 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
  SEINET10818889  Nicotiana Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2659 Los Angeles City of Glendale. Arko International Foods, 1428 E. Colorado Blvd. Comment
  UC132219  Nicotiana glauca unknown Apr 1902 837 Los Angeles Garvanza Comment
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Jan 11 2015
  RSA426689  Nicotiana glauca Unspecified s.n. Los Angeles [No location information provided.] Comment
  CAS-BOT-BC167068  Oenothera californica E. E. Morse 1940-5-19 s.n. Los Angeles [Mohave] Mojave Desert between Palmdale and Piute Butte Comment
  SBBG61334  Oenothera californica subsp. californica R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  UCR167550  Oenothera deltoides S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  RSA607676  Oenothera rosea Louis C. Wheeler 1951-5-14 6801 Los Angeles Pasadena: Devils Gate Dam. Arroyo Seco. Comment
  RSA657471  Olea europaea L. Yamanaka 1979-6-5 113 Los Angeles Verdugo Mountains Region: 150 meters behind Glendale College Cafeteria, located at Mountain St. and Verdugo Blvd.; plant on trail approx. 100 meters in from upper parking lot. Feet. Comment
  POM284096B  Opuntia littoralis Lyman Benson 1955-9-3 15590 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  RSA639167  Opuntia littoralis L. C. Wheeler 1967-7-6 9920 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  SEINET2449266  Opuntia parryi Unknown 1951-1 Los Angeles Comment
  RSA439549  Opuntia prolifera G. R. Johnstone 1931-5-10 s.n. Los Angeles Highland Ave. Comment
  RSA160506  Oreonana vestita David M. Hutt 1959-5-10 633 Los Angeles Devil s Backbone, the ridge 1 mile toward Mt. Baldy from top of first ski tow at Baldy Notch- north of Claremont 2591 Comment
  JEPS70817  Orobanche fasciculata Robert Ornduff 1973-5-14 7898 Los Angeles n.e. La Canada (roadside opposite Singing Springs); San Gabriel Mts. Comment
  CATA1772  Orobanche parishii subsp. brachyloba Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6912 Los Angeles Santa Catalina Island: Wild Boar Gully 100 Comment
  JEPS2672 Image available Orobanche valida Frank W. Peirson and Mabel B. Peirson 1928-6-2 7937 Los Angeles South Fork Rock Creek San Gabriel Mts.; South Fork Rock Creek, San Gabriel Mts., Los Angeles Co. 1905 Comment
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Jan 24 2011
  VVC3355  Orthocarpus purpurascens Tim Thomas 1973-4-24 10 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  RSA80237  Orthocarpus purpurascens var. ornatus F. W. Peirson 1932-4-17 9852 Los Angeles Below the Lovejoy Dam, Lovejoy Buttes, Mojave Desert. 762 Comment
  RSA0062525  Osmorhiza brachypoda R. G. Swinney 2010-6-4 13050 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  UC1619330  Osmorhiza brachypoda Timothy S. Ross 1992-5-24 6422 Los Angeles Browns Gulch (draining to San Gabriel Canyon at the base of San Gabriel Dam San Gabriel Mountains 501 Comment
  RSA597182  Oxybaphus linearis Louis C. Wheeler 1950-7-7 6768 Los Angeles Potrero Heights, Garvey. Comment
  CAS-BOT-BC318205  Packera breweri T. Ross; S. Boyd 1993-5-23 7260 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227 ft), ca 700 m ssw of Plum Spring (in upper 908 Comment
  CAS-BOT-BC121164  Paeonia californica C. F. Baker 1903-4-1 5045 Los Angeles Claremont Comment
  UC136333  Paeonia californica C. F. Baker 1903-4-1 5045 Los Angeles Claremont Comment
  RSA356050  Paeonia californica Robert F. Thorne 1973-3-26 42717 Los Angeles Webb Canyon, N of Claremont 366 Comment
  UCSB45827  Paeonia californica Green, Lisa 1980-3-22 Los Angeles On hillside about 1/2 mi. E. of Iverson Rd. N. of the Simi Valley Freeway 457 Comment
  UCR178614  Papaver R. G. Swinney 1989-8-25 s.n. Los Angeles San Gabriel Mtns., Glendora, 50 yards north of Bluebird Motorway, 100 yards west of eastern boundary of Bluebird Ranch Comment
  RSA653700  Papaver californicum Valerie L. Soza, Laura Moore 2000-5-10 857 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  UCR204452  Parietaria hespera var. californica R. G. Swinney 2005-4-23 8222 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi. north of north end of Rainbow Dr., west of and adjacent to West Bender Canyon 572 Comment
  RSA600907  Parietaria hespera var. hespera Louis C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of water supply tunnel above West Debris Basin, Brown School for Girls 457 Comment
  RSA720239  Parkinsonia aculeata LeRoy Gross 2007-4-27 2660 Los Angeles Southern front of the range; Debris basin behind Bel Aire ball park. Corner of Cambridge Drive and Bel Aire Drive in Burbank. Near. 273 Comment
  RSA605815  Paspalum dilatatum L. C. Wheeler 1966-10-27 9095 Los Angeles San Gabriel Mountains: Rincon Ranger Station. Comment
  UCR250927  Pectis prostrata Michael C. Long 2013-10-18 921 Los Angeles San Gabriel Valley, Irwindale, Santa Fe Dam County Park, picnic area lawn near far southwestern end of lake, site of annual Renaissance Fair and south of large covered picnic shelters 142 Comment
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Oct 11 2016
  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
  POM305845  Pectocarya linearis subsp. ferocula Henry J. Ramsey, Henry J. Ramsey 1940-3-4 1095 Los Angeles Foothill Blvd. West of San Gabriel Bridge. Comment
  RSA517852  Pectocarya penicillata Steve Boyd 1986-3-30 1503 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  SBBG6312  Pectocarya penicillata H. and M. Dearing 1935-4-13 1589 Los Angeles Bouquet Cyn Comment
  UCR194629  Pectocarya penicillata R. G. Swinney 1999-5-1 7098 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
  UCR95190  Pectocarya penicillata L. C. Wheeler 1967-5-9 9390 Los Angeles San Gabriel Mtns, Aliso Canyon, east of Acton, c. 1 mi downstream from Wagonwheel Ranch 1067 Comment
  RSA710840  Pectocarya penicillata LeRoy Gross 2005-5-3 2202 -b 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., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA77872  Pectocarya penicillata F. W. Peirson 1919-3-26 324 Los Angeles vacant lot on south side of New York Drive, east of Hill Ave., Altadena. Comment
  CAS-BOT-BC94729  Pectocarya recurvata R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-27 728 Los Angeles Antelope Valley Poppy Preserve. Off Hwy 138, about 13 miles W of Lancaster. About 1/3 miles SW of visitor center 853 Comment
  RSA599609  Pectocarya setosa Steve Boyd, Lauren Raz 1997-4-16 9503 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 853 Comment
  UC25029  Pectocarya setosa Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  UCR101782  Pectocarya setosa B. G. Pitzer 1998-5-23 3750 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR219898  Pectocarya setosa R. G. Swinney 2009-4-24 10430 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA401945A  Pedicularis densiflora T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  JEPS10887  Pedicularis semibarbata Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp; San Gabriel Mountains Comment
  RSA787636  Pedicularis semibarbata Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0049 Los Angeles Near junction of Pacific Crest Trail and South Mt. Hawkins Trail; approx. 0.5 miles west of Mt. Hawkins 2558 Comment
  RSA646126  Pedicularis semibarbata Orlando Mistretta, Joe Mistretta 1992-9-22 826 Los Angeles San Gabriel Mountains: Cooper Canyon. Comment
  LA3458  Pellaea andromedifolia A. M. Johnson; 1934-4-20 4424 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  LA94159  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-13 1731 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  RSA686734  Pellaea andromedifolia T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA686744  Pellaea andromedifolia M. B. Dunkle 1932-1-31 2865 a Los Angeles Catalina Island Comment
  UCR261335  Pellaea andromedifolia R. G. Swinney 2010-3-13 11873 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  UC399528  Pellaea mucronata var. mucronata R. S. Norris April, 1893 Los Angeles Fern Canyon; Catalina Isl Comment
  SFV20799  Pennisetum setaceum L. Gross, V. Soza, N. Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains Chandler Fire Road above locked gat at corners of Olivia Terrace and Edmore Street in Sun Valley. 366 Comment
  SFV18224  Penstemon centranthifolius M. Danielczyk 2001-5-16 35 Los Angeles San Gabriel Mountains Highway 2, mile marker 43.17. 1450 Comment
  RSA0073236  Penstemon centranthifolius Bonnie C. Templeton, H. J. Andrews 1938-6-22 1686 Los Angeles Shoemaker Canyon. Comment
  SDSU10930  Penstemon centranthifolius Gerald Collier 1951-4-5 Los Angeles Simi Hills, near North American Test Grounds, about 2 miles NE of Chattsworth Lake. Comment
  HSC79769  Penstemon grinnellii James Henrickson 1973-5-12 9595 Los Angeles 6 (air) mi. SE of Pearblossom, 4.6 (rd) mi. S of Llano in lower portion of Bob's Gap along 165 St. 1235 Comment
  RSA17072  Penstemon grinnellii subsp. grinnellii Carl B. Wolf 1936-5-27 7840 Los Angeles Indian Canyon Camp, 2 mi off Soledad Canyon 915 Comment
  UCR11969  Penstemon heterophyllus P. H. Raven 1960-5-21 15398 Los Angeles Western Transverse Range; Santa Monica Mtns., Cornell Corners 244 Comment
  RSA407933  Penstemon heterophyllus Martha Hilend 1928-5-27 s.n. Los Angeles Hills near Elizabeth Lake. Comment
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Jun 14 2012
  UC184241  Penstemon heterophyllus var. heterophyllus A. D. E. Elmer June, 1902 3707 Los Angeles Acron , Mt. Gleason (Mt. Gleason) Comment
  UCSB45823  Penstemon heterophyllus var. heterophyllus Green, Lisa 1980-5-30 Los Angeles 1/2 mi. E. of Iverson Rd; N. of the Simi Valley Freeway 426 Comment
  UC27470  Penstemon labrosus J. H. Barber 1897-7-11 258 Los Angeles summit of Mt. Gleason Comment
  RSA424042  Penstemon rostriflorus Robert Gustafson 1983-7-18 2783 Los Angeles San Gabriel Mountains, Angeles Crest Highway, Pine Hollow 2134 Comment
  SFV16957  Penstemon rostriflorus J. N. Hogue, P. Wilson 1997-6-27 89 .1 Los Angeles San Gabriel Mountains Buckhorn Flat Campground. 1982 Comment
  RSA424043  Penstemon rostriflorus C. R. Parks 1965-8-8 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: State Highway 2, at Whitehorn Picnic Area, ca. 1 mile east of Dawson Saddle 2287 Comment
  UCR190426  Penstemon speciosus R. G. Swinney 2001-6-16 7987 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
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Mar 12 2017
  RSA549536  Penstemon spectabilis Tim S. Ross 1992-4-27 6241 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  RSA68350  Penstemon spectabilis Verne Grant, Alva Grant 1951-3-23 15973 Los Angeles gravelly soil of wash north of Claremont, along Mills Ave. 518 Comment
  LA51907  Penstemon spectabilis var. subviscosus J. A. Ewan; 1931-5-16 4200 Los Angeles SANTA MONICA MOUNTAINS, W-fork Garapito Creek 457 Comment
  RSA0008516  Pentachaeta lyonii F. W. Peirson 1908-4-18 1221 Los Angeles Point Fermin. Comment
  RSA0066311  Pentagramma triangularis D. Roche 1998-5-3 8 Los Angeles Mt. Baldy Road 3.9 miles from the intersection of Mills Ave. and Mt. Baldy Rd. 817 Comment
  SFV14727  Pentagramma triangularis J. C. Dittes, P. Dittes 1989-10-28 14 Los Angeles San Gabriel Mountains West Fork of the San Gabriel River. 671 Comment
  RSA687380  Pentagramma triangularis subsp. triangularis Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  UC71381  Pentagramma triangularis subsp. triangularis J. H. Barber 1897-3-21 85 Los Angeles Sepulveda Canyon Comment
  RSA682724  Pentagramma triangularis subsp. triangularis LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 953 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.) 564 Comment
  SBBG95686  Perityle emoryi A. Liston, O. Mistretta, L. Rieseberg 1969-4-28 795 -7 Los Angeles China Cyn, central branch Comment
  UC375446  Perityle emoryi R. L. Pendleton 1909-7-2 1378 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  UCR50862  Persea americana A. C. Sanders 1988-5-18 7829 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UC1922446  Persicaria maculosa LeRoy Gross 2007-5-16 2742 Los Angeles [Transverse Ranges; Verdugo Mountains region]; 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
  CHSC3721  Phacelia Sue Boergadine 1966-5-10 Los Angeles San Raphael Hills 213 Comment
  RSA479523  Phacelia brachyloba Steve Boyd 1987-4-14 2067 Los Angeles San Gabriel Mountains, ridge between Pine Mtn. and Silver Mtn. S. of Rincon - Red Box Rd, N of Glendora. Comment
  RSA732776  Phacelia cicutaria var. hispida R. G. Swinney 2000-6-19 7816 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  UCD120312  Phacelia cicutaria var. hispida Collector unknown 1923-5-22 266 Los Angeles Eaton Canyon trail. Comment
  UCR271983  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-31 14897 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA427631  Phacelia cicutaria var. hispida Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1494 Comment
  LA38547  Phacelia cicutaria var. hubbyi A. M. Johnson; 1934-5-4 4476 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA44893  Phacelia cicutaria var. hubbyi J. C. Roos 1947-5-4 3603 Los Angeles Kellogg Hill West of Pomona, Los Angeles County Comment
  UCR187222  Phacelia ciliata A. C. Sanders 2006-4-18 32110 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  RSA586986  Phacelia cryptantha Orlando Mistretta 1992-5-8 310 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  SBBG71496  Phacelia cryptantha L. Gross 2005-4-28 2153 Los Angeles ridgeline to Mt Emma and cyn S of this ridge; W from Mt Emma (NW trending ridge, lower part of ridgeline starts to turn SW), E of Mt Emma Rd 1235 Comment
  RSA590712  Phacelia davidsonii Tim S. Ross 1990-5-23 2607 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  RSA733034  Phacelia davidsonii R. G. Swinney 1998-7-8 6342 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UCR189724  Phacelia davidsonii R. G. Swinney 1998-7-10 6377 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  RSA592288  Phacelia distans Louis C. Wheeler 1967-5-12 9423 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA725204  Phacelia distans Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -43 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
  SD197802  Phacelia distans R. G. Swinney 2008-5-2 8742 Los Angeles San Gabriel Mountains: Big Rock Creek at Paradise Springs, on campground property. 1470 Comment
  SEINET3860278  Phacelia distans R. G. Swinney 2009-4-28 10513 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  UC881080  Phacelia distans I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-5-13 4760 Los Angeles Bouquet Canyon 750 Comment
  UCR271065  Phacelia distans R. G. Swinney 2011-6-6 15014 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA426236  Phacelia distans Ducelia Cobb 1937-7-3 s.n. Los Angeles Los Angeles Comment
  SD75542  Phacelia distans M. B. Dunkle 1939-5-28 8122 Los Angeles San Clemente Island; east coast of island. Comment
  RSA133991  Phacelia egena L. R. Heckard 1953-6-14 500 Los Angeles near south fork of Little Rock Creek, 2 miles above Sycamore Camp Ground (about 15 miles south of Little Rock). 1341 Comment
  RSA649661  Phacelia fremontii Michael Horn 1991-4-30 7 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
  RSA704353  Phacelia fremontii Gary D. Wallace 1982-4-17 1922 Los Angeles Bob's Gap. Comment
  UCR177459  Phacelia fremontii LeRoy Gross 2005-4-28 2139 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR89940  Phacelia fremontii Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  RSA182323  Phacelia grandiflora J. Olmstead 1962-4-30 3402 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  RSA427973  Phacelia grandiflora Floy Stanley 1928-4-22 14562 Los Angeles Monrovia. Saw Pit Canyon. Comment
  RSA582235  Phacelia longipes Louis C. Wheeler 1933-5-5 1696 Los Angeles San Gabriel Mountains: Fish Canyon. 305 Comment
  UC1282134  Phacelia longipes Victor Duran 1933-7-27 3539 Los Angeles at Burchham Creek Little Rock Creek 1737 Comment
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Feb 8 2007
  RSA232816  Phacelia lyonii Robert F. Thorne 1966-4-16 36045 Los Angeles San Clemente Island: c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  UC1348973  Phacelia lyonii Robert F. Thorne and D. Propst 1968-5-27 37638 Los Angeles Middle Ranch Canyon Santa Catalina (lower end, rocky slopes above stream) Comment
  LA46951  Phacelia minor Carl Epling; M. Epling 1925-1 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA0003854  Phacelia minor Marcus E. Jones 1882-2-27 3031 Los Angeles Pasadena. Comment
  UCR223072  Phacelia mohavensis R. G. Swinney 2009-6-2 11019 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
  RSA428161  Phacelia ramosissima var. austrolitoralis Jack Rempel 1932-5-9 15314 Los Angeles El Segundo. Comment
  UC1069391  Phacelia ramosissima var. austrolitoralis A. D. Gifford 1934-5-15 230 Los Angeles Dune Point Triunfo Pass Quadrangle (Plot #100) Comment
  CAS-BOT-BC159106  Phacelia ramosissima var. latifolia Geo. L. Fisher 1920-7-12 s.n. Los Angeles Mt. Wilson 548 Comment
  CAS-BOT-BC159100  Phacelia ramosissima var. latifolia Ernest Braunton 1902-7-6 508 Los Angeles L.A. River Comment
  UC1348977  Phacelia ramosissima var. latifolia Robert F. Thorne, M. Z. Thorne 1967-7-19 37126 Los Angeles 1/2 mi above Coldbrook Station; San Gabriel Mts., Angeles National Forest 1097 Comment
  CLARK-A1528-5109  Phacelia viscida John C. Roos 1937-7-7 404 Los Angeles La Crescenta 478 Comment
  RSA785818  Phacelia viscida K. Dobry 1991-5-22 642 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  SBBG17009  Phacelia viscida K. A. Wilson 1961-3-18 1043 Los Angeles Latigo Cyn Rd, 2 mi S of Mulholland Hwy Comment
  RSA251481  Phalaris minor R. F. Thorne 1973-4-12 42983 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  SEINET10630704  Phaseolus vulgaris Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2546 Los Angeles City of Los Angeles. Little Tokyo. Enbun Market, 124 Japanese Village Plaza. Comment
  UC284274  Pholistoma auritum P. A. Munz 1923-4-9 6663 Los Angeles e. coast San Clemente Isl. Comment
  UCR185398  Pholistoma auritum A. C. Sanders, T. B. Salvato 2007-4-25 33549 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  SD69509  Pholistoma auritum var. auritum Robert F. Thorne 1966-4-5 35827 Los Angeles Santa Catalina Island: Cape Canyon 274 Comment
  OBI17639  Pholistoma racemosum Robert J. Rodin 1953-5-2 5809 Los Angeles Cyn behind whites cove, Catalina Island Comment
  SBBG96995  Pholistoma racemosum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4394 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UCR65231  Pholistoma racemosum R. F. Thorne 1973-4-11 s.n. Los Angeles Channel Islands, Santa Catalina Island: rocky slopes of upper part of Middle Ranch Canyon 381 Comment
  CAS-BOT-BC141158  Phoradendron serotinum subsp. macrophyllum N. Dunn; J. Ewan 1931-12-6 5558 Los Angeles Stone Canyon, above the lake. Santa Monica Mts. Comment
  RSA0072461  Photinia arbutifolia var. macrocarpa F. R. Fosberg 1931-12-11 7158 Los Angeles Gallaghers Beach, Santa Catalina Island. 2 Comment
  RSA601467  Phyllospadix scouleri Steven A. Junak 1995-5-24 1230 Los Angeles Ventura County, San Nicolas Island, E end of Tender Beach, just E of N range marker poles, 0 Comment
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May 14 2014
  SBBG19219  Phyllospadix torreyi M. A. Piehl 1963-12-7 631036 Los Angeles opposite Pyramid Head (detached) Comment
  LA202396  Pickeringia montana subsp. montana Arthur C. Gibson; 2001-5-22 4821 Los Angeles Santa Monica Mountains, Sadie Road off Saddle Peak Road Comment
  RSA5887  Picris echioides C. B. Wolf 1932-9-16 4107 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
  HSC12254  Pinus attenuata Wendell Wood 1970-6-24 49 Los Angeles Switzer's Camp, Angeles Crest Hwy. 9 mi beyond intersection with Foothill Blvd. 915 Comment
  CATA1925  Pinus halepensis Amy Catalano 2014-9-23 015 Los Angeles Santa Catalina Island: Across road from 106 Middle Ranch residence 201 Comment
  RSA777878  Pinus jeffreyi R. G. Swinney 2009-6-8 11102 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA384364  Pinus monophylla George R. Johnstone 1928-03 s.n. Los Angeles Near Little Rock, Mojave Desert Comment
  UC1076348  Pinus monophylla Herbert L. Mason 1926-4-27 3035 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
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Sep 20 2011
  CDA20468  Pinus pinea M. O'Brien 2004-3-14 MOB 2 -04 Los Angeles Transverse Ranges; 0.2 mi W of where Stunt Rd crosses Cold Creek in Calabasas, downhill from Stunt Rd by a drainage culvert. 0 Comment
  CATA3383  Pinus radiata Peter J. Dixon 2016-11-16 060 Los Angeles Santa Catalina Island: Middle Canyon, near 2nd brige east of Middle Ranch, in drainage 271 Comment
  CATA3384  Pinus radiata Peter J. Dixon, Julia Parish 2016-12-15 070 Los Angeles Santa Catalina Island: Thompson reservoir (Middle Ranch Reservoir) on southwest shore near hack tower 207 Comment
  RSA714298  Pinus thunbergiana A. C. Sanders 1987-12-4 7450 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA702832  Pittosporum undulatum Scott D. White 2004-4-23 10237 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  CSUSB2113  Pityrogramma triangularis Keith Thompson 1969-12-13 s.n. Los Angeles Evey Canyon 731 Comment
  RSA745045  Plagiobothrys acanthocarpus LeRoy Gross, Pamela Conway 2009-3-22 3613 Los Angeles San Jose Hills; Puddingstone Reservoir. East of the 57 freeway. 274 Comment
  SD69706  Plagiobothrys canescens Robert F. Thorne 1966-4-28 36255 Los Angeles Santa Catalina Island; Hay Press area. 427 Comment
  UCD120811  Plagiobothrys canescens Daryl Koutnik 1978-4-14 356 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  RSA188330  Plagiobothrys canescens var. catalinensis R. F. Thorne, M. Z. Thorne 1966-5-31 36424 Los Angeles Santa Catalina Island: along bare rocky ridge running S from Orizabe Mt. 579 Comment
  RSA661097  Plagiobothrys collinus var. gracilis Orlando Mistretta 1992-4-5 209 Los Angeles Guds, San Clemente Island. Comment
  RSA595367  Plagiobothrys nothofulvus L. C. Wheeler 1967-5-8 9362 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  SD28057  Plantago coronopus Carl Wolf 1932-5-11 Los Angeles Santa Catalina Island. West side of Isthmus Harbor 14 Comment
  CATA941  Plantago erecta Mark L. Hoefs, Robert Given 1992-4-16 1805 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  POM47627  Plantago erecta L. R. Abrams 1899-03 344 Los Angeles Ballona Harbor Comment
  SBBG113119  Plantago erecta S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 354 Los Angeles upper part of Cape Cyn drainage, ca. 0.65 mi SW of Black Jack Pk 396 Comment
  RSA0115761  Plantago erecta Steven A. Junak 1999-5-20 SCa- 935 Los Angeles Santa Catalina Island. On ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mi. up from reservoir. 256 Comment
  RSA3726  Plantago erecta Carl B. Wolf 1932-5-10 3516 Los Angeles Santa Catalina Island. Avalon Canyon, above the E almond orchard. 122 Comment
  RSA535291  Plantago erecta Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5333 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons 485 Comment
  RSA678135  Plantago indica Valerie L. Soza, Monica Acosta 2001-6-28 1305 Los Angeles Arroyo Seco near confluence with El Prieto Canyon, alongside FS Road 2N70. 366 Comment
  RSA747445  Platanthera Richard G. Swinney 2001-9-15 8142 Los Angeles Lily Spring, N slope of Mt. Hawkins , 7.5 air miles W SW of Wrightwood, 2561 Comment
  CAS-BOT-BC93189  Platanus racemosa Louis C. Wheeler 1946-8-27 6263 Los Angeles San Gabriel Mountains. Sandrock Creek at Pear Blossom Highway, near confluence of Sandrock Creek and Big Rock Creek. 1112 Comment
  RSA18339  Platystemon californicus Carl B. Wolf 1926-5-1 493 Los Angeles 3 miles W of San Fernando Comment
  UCD96075  Platystemon californicus R. L. Smith 1948-3-25 s.n. Los Angeles 20 miles west of Lancaster. Comment
  RSA570172  Platystemon californicus var. crinitus Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4785 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UCR142699  Plectritis ciliosa subsp. insignis L. C. Wheeler 1933-4-15 1633 Los Angeles Transverse Ranges; San Gabriel Mtns., West Live Oak Canyon 488 Comment
  CAS-BOT-BC244434  Poa annua Geo. B. Grant 1903-4-1 s.n. Los Angeles Pasadena Comment
  RSA0047560  Poa annua A. C. Sanders 2006-5-16 32337 Los Angeles Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  SBBG32095  Poa annua R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -192 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  POM10499  Poa secunda C. F. Baker 1909-05 s.n. Los Angeles Claremont Comment
  UCR126801  Poa secunda L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns., Aliso Canyon c. 0.5 mi SSW of Blum Ranch 945 Comment
  UCR143122  Poa secunda F. R. Fosberg 1931-3-24 S- 4343 Los Angeles Channel Islands, Hamilton's Canyon near Avalon, Santa Catalina Island 80 Comment
  UCR191784  Poa secunda R. G. Swinney 1998-7-8 6333 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCR90019  Poa secunda Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  LA33426  Poa secunda subsp. secunda Henry J. Thompson; 1959-3-27 1887 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  RSA584490  Polycarpon tetraphyllum Timothy S. Ross 1992-5-24 6425 Los Angeles W margin of Hwy 39, and on disturbed slope descending into Brown s Gulch. 479 Comment
  RSA657225  Polycarpon tetraphyllum Patricia Kouo 1994-5-6 945337 Los Angeles 3 miles south of I-10, and 1 mile north of I-60. On the West side of Rosemead Blvd , at the most south lake. Comment
  CAS-BOT-BC334210  Polygala cornuta var. fishiae Kai T. Palenscar 2013-6-12 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region. 100 m E of Santa Anita Wash channel, S base of San Gabriel Mts., Cit of Arcadia 195 Comment
  LA99137  Polygala cornuta var. fishiae R. L. Armacost; 1968-5-7 2377 Los Angeles Comment
  RSA460042  Polygala cornuta var. fishiae T. S. Clare, Alva Watry 1929-7-30 14760 Los Angeles Topanga Canyon. Comment
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Feb 8 2018
  UC153551  Polygala cornuta var. fishiae L. R. Abrams 1906-7-19 Los Angeles Mount Wilson Trail 1066 Comment
  VVC3235  Polygala cornuta var. fishiae Tim Thomas 1977-6-8 104 Los Angeles Transverse Range, Santa Monica Mountains, Cold Creek Canyon Preserve, mid way btw old Murphy Rch and Stunt Rd at Cold Creek 450 Comment
  RSA464416  Polygonum aviculare subsp. aviculare Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  SBBG38821  Polypodium californicum R. Moran 1941-2-2 598 Los Angeles Middle Ranch Comment
  UC812567  Polypodium californicum F. R. Fosberg 1931-3-24 R 80 Los Angeles near Avalon (Hamilton Canyon); Santa Catalina Isl. 80 Comment
  UCR124454  Polypodium californicum I. W. Clokey, B. C. Templeton 1929-1 4483 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCSB62472  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62473  Polypodium californicum Kendall, M. 1921-2-11 Los Angeles Fish Canon Comment
  SD72758  Polypogon interruptus F. R. Fosberg 1931-5-21 S 4942 Los Angeles Howlands Landing, Santa Catalina Isl., steep north slope 10 Comment
  UCR209927  Polypogon monspeliensis R. G. Swinney 2008-7-12 9168 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  RSA385487  Polypogon viridis Amelia Eatherton 1930-05 s.n. Los Angeles Eagle Rock. Comment
  RSA533419  Polypogon viridis Timothy S. Ross 1991-4-21 4528 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  UCR146527  Polystichum imbricans Scott D. White 2004-7-28 10655 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  CAS-BOT-BC72276  Polystichum imbricans subsp. curtum C. F. Baker 1903-8-2 3674 Los Angeles San Antonio Canyon, Claremont Comment
  POM806  Polystichum imbricans subsp. imbricans C. F. Baker 1903-8-2 3674 Los Angeles San Antonio Canyon, Claremont. Comment
  RSA729739  Polystichum imbricans subsp. imbricans R. G. Swinney 1998-6-16 6975 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Cnyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
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Mar 14 2010
  HSC12497  Populus fremontii subsp. fremontii Wendell Wood 1970-6-22 33 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  RSA0119002  Populus fremontii subsp. fremontii A. C. Sanders 2007-4-13 33407 Los Angeles Tehachapi Mtns. Foothills: southeast of National Cement Plant, along creek just below Kern Co. line. 1006 Comment
  SEINET13710312  Portulaca grandiflora Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles San Marino, Huntington Botanical Garden Comment
  RSA0114478  Potamogeton Steven A. Junak 1999-7-17 SCa- 1064 Los Angeles Santa Catalina Island. NW side of Patrick Reservoir. 411 Comment
  RSA383494  Potamogeton crispus Anstruther Davidson 1920-08 3398 Los Angeles Griffith Park, Western Ave, entrance. Comment
  CAS-BOT-BC453945  Potamogeton pectinatus Robert F. Thorne; M. Z. Thorne 1966-8-29 36579 Los Angeles San Gabriel Mts., Angeles National Forest: Crystal Lake Recreation Area, shallow water (to 2 or 3 m) of Crystal Lake at upper end of canyon of N Fork of San Gabriel River 1676 Comment
  SEINET3892989  Potamogeton pectinatus Louis C. Wheeler 1945-8-15 6088 Los Angeles El Monte: Lake Shangri-La. Margin of sunny lake.; 0 Comment
  UCR47521  Potamogeton pusillus Dave Thomason 1987-6-17 s.n. Los Angeles Transverse Range; Western San Gabriel Mtns./Mojave Desert, Lake Elizabeth, c. 15 mi west of Lancaster at head of Leona Valley 1006 Comment
  POM574  Potentilla anserina var. grandis I. M. Johnston 1911-6-10 1336 Los Angeles Ballona Creek, near Mesmer. Comment
  SEINET10628874  Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3744 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  SEINET10628868  Prunus domestica Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2579 Los Angeles City of San Gabriel. Howie's Ranch Market, 6580 N. San Gabriel. Comment
  RSA453210  Prunus emarginata Bonnie C. Templeton 1933-5-15 5142 Los Angeles East Blue Ridge, Big Pines Park, San Gabriel Mountains. 2134 Comment
  RSA649653  Prunus fasciculata var. fasciculata Michael Horn 1991-4-30 2 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
  RSA0036835  Prunus ilicifolia Matt Bogdanoff 1981-5-27 36 Los Angeles CA Hwy 39, 4.5 mi N of junction with Sierra Madre Ave., N of Azusa. 426 Comment
  SEINET13710410  Prunus ilicifolia J. Adams, J. Adams (Botany) 1965-1 157 Los Angeles Claremont, Pomona College Wash 1100 Ft 335 Comment
  SDSU9173  Prunus ilicifolia subsp. ilicifolia Gerald Collier 1951-4-17 M 241 Los Angeles Immediately south of Vivarium, UCLA Campus. Comment
  CDA1020  Prunus ilicifolia subsp. lyonii D. G. Kelch 1991-3-17 1333 Los Angeles Santa Catalina Island; 2 km. N of Avalon. 0 Comment
  RSA517171  Prunus persica var. persica Tim S. Ross 1990-10-5 3201 Los Angeles San Gabriel Mountains: Near entrance to Golden Cup Oak Plantation; Mt. Baldy Ranger District, Angeles National Forest. 1421 Comment
  CAS-BOT-BC154782  Prunus virginiana var. demissa Wesley Griesel 1963-7-17 840 Los Angeles Devil's Backbone, San Gabriel Mts. 2834 Comment
  UC284820  Prunus virginiana var. demissa P. A. Munz 1923-5-26 6848 Los Angeles Vincent Gulch; San Gabriel Mountains, Vincent Gulch 1981 Comment
  UC586921  Prunus virginiana var. demissa Joseph Andorfer Ewan 1934-8-5 8461 Los Angeles Prairie Fork of San Gabriel River, (over two acre area) Prairie Fork of San Gabriel River; San Gabriel Mountains, Prairie Fork of San Gabriel River 1524 Comment
  RSA675936  Pseudognaphalium biolettii LeRoy Gross 2003-3-9 795 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  SBBG97033  Pseudognaphalium biolettii S. Boyd with T. Ross, L. Arnseth 1990-4-8 4357 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  SEINET4044598 Image available Pseudognaphalium biolettii D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Pt. Mugu State Park. 76 Comment
  UCR219456  Pseudognaphalium biolettii R. G. Swinney 2009-3-28 10190 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  RSA0035192  Pseudognaphalium californicum James S. Burns 1992-5-11 25 Los Angeles 1.5 miles west on Rincon fire road from east access, Angeles National Forest. 762 Comment
  RSA0083080  Pseudognaphalium californicum R. G. Swinney 2010-3-22 12022 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  CAS-BOT-BC80067  Pseudotsuga macrocarpa W. R. Dudley; F. H. Lamb 1896-6-8 4362 Los Angeles King's Canyon, Liebre Mountains Comment
  RSA656851  Pseudotsuga macrocarpa Valerie L. Soza, Laura Moore 2000-6-14 1014 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  UCR95291  Psilocarphus brevissimus var. brevissimus Steve Boyd, Lauren Raz 1996-10-8 8979 Los Angeles Liebre Mtns. Region, Plum Canyon southwest of Cruzan Mesa along Arline Road c. 2 miles west of junction with Sierra Highway in Mint Canyon 610 Comment
  UCR61048  Psoralea macrostachya R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon. Morgan Canyon, near spring west of Morgan Canyon debris basin 366 Comment
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Oct 4 2020
  RSA592400  Pteridium aquilinum var. pubescens Mark Hoefs, Doug Propst 1974-5-10 464 Los Angeles Santa Catalina Island: lower Fern Canyon. 213 Comment
  RSA160887  Pteris vittata L. L. Kiefer 1963-2-17 432 Los Angeles Eaton Canyon; 50 yards above dam above 1st falls to 100 yards below 2nd falls 457 Comment
  RSA149787  Pterostegia drymarioides Wesley O. Griesel 1961-6-8 s.n. Los Angeles State Highway #2 near La Canada 610 Comment
  LA81887  Quercus X macdonaldii Robert F. Thorne; P. C. Everett 1964-2-6 33430 Los Angeles Santa Catalina Island, N central part of Santa Catalina Island, perhaps 1 mi SW of Empire Landing 243 Comment
  POM243780  Quercus X macdonaldii F. R. Fosberg 1931-5-5 s 4771 Los Angeles Santa Catalina Island, Bullrush Canyon 60 Comment
  RSA0034840  Quercus agrifolia Norman C. Cooper 1943-11-21 974 Los Angeles Mint Canyon. Roadside east of Ranger Station. 762 Comment
  SEINET12028628  Quercus agrifolia R. A. Schlising 1970-1 2956 Los Angeles Santa Monica Mtns;about 2 mi NE of Tapia Park,along Molholland Hwy Comment
  RSA0031447  Quercus berberidifolia Orlando Mistretta, Christine Mistretta 2008-5-19 3119 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  UCR186794  Quercus berberidifolia Gary Kovnat, LeRoy Gross 2003-2-16 19 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 Comment
  UCR230265  Quercus berberidifolia Dan S. Cooper 2011-3-28 311- 21 Los Angeles Industry Hills, S of Temple Ave., La Puente 177 Comment
  UC57497  Quercus chrysolepis J. H. Barber 1897-6-30 228 Los Angeles Pierson's Mine San Gabriel Mts., Aliso Canyon Comment
  UCD45447  Quercus chrysolepis Jack Delaini; Ken Zakar 1974-4-25 121 Los Angeles Frequent on E-facing slope and near stream. Elev. c. 1750 ft. 533 Comment
  RSA638861  Quercus durata var. gabrielensis Valerie L. Soza, Laura Moore 1999-6-30 598 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  UCR146523  Quercus durata var. gabrielensis Scott D. White, Michael Honer 2004-6-30 10546 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  UCR217314  Quercus durata var. gabrielensis R. G. Swinney 2009-2-26 10040 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  CHSC26000  Quercus engelmannii L. Enari 1969-7-24 Los Angeles Arcadia, Talac Knoll, Los Angeles State and County Arboretum. Comment
  RSA719928  Quercus engelmannii R. G. Swinney 1997-9-27 5881 Los Angeles between Live Oak Canyon and Marshall Canyon, 0.25 mi. NW of Live Oak Canyon Dam 512 Comment
  RSA600165  Quercus garryana var. breweri Steve Boyd, Lauren Raz 1997-5-1 9657 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  OBI71243  Quercus john-tuckeri David J. Keil 1986-9-27 19735 -2 Los Angeles NW Los Angeles County; Along I-5 just S of Hungry Valley rd exit. 914 Comment
  RSA0113732  Quercus macdonaldii Steven A. Junak 1999-5-21 SCa- 986 Los Angeles Santa Catalina Island. W side of Coffee Pot Canyon. Just upstream from road crossing. 411 Comment
  LA46633  Quercus pacifica J. A. Ewan; 1932-10-22 10807 Los Angeles Santa Catalina Island, above Avalon Comment
  RSA476559  Quercus pacifica F. R. Fosberg 1931-3-25 s 4358 Los Angeles Santa Catalina Island, Hamilton Canyon 80 Comment
  CATA1949  Quercus tomentella E. R. Blakley 1962-10-6 5467 Los Angeles Santa Catalina Island: Head of small side canyon off Pebbly Beach Canyon 91 Comment
  RSA592503  Quercus tomentella Mark Hoefs 1973-3-14 124 Los Angeles Cape Canyon, Santa Catalina Island. 244 Comment
  SBBG17810  Quercus tomentella P. H. Raven 1962-7-10 17981 Los Angeles below Lemon Tank 243 Comment
  SBBG41298  Quercus tomentella M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  LA10048  Quercus wislizeni var. frutescens Jeannette L. Huber; 1970-8-2 1094 Los Angeles San Gabriel Mountains, Chilao, 1 mi. N of Chilao Fire Station 1523 Comment
  RSA585428  Quercus wislizeni var. frutescens Tim S. Ross 1990-5-31 2722 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  SFV16680  Quercus wislizeni var. frutescens P. Wilson, J. M. Albert 1996-6-12 3442 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 52.85, near Three Points. 1799 Comment
  UCD72486  Quercus wislizeni var. frutescens Louis C. Wheeler 1965-10-23 s.n. Los Angeles Sierra Pelona: Martindale Canyon north side. Comment
  SBBG59037  Quercus wislizeni var. wislizeni R. Hoffmann 1927-9-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  SBBG59043  Quercus wislizeni var. wislizeni R. Hoffmann 1927-6-14 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  CAS-BOT-BC362480  Rafinesquia californica unspecified 1901-4-21 16474 Los Angeles Griffith Park Comment
  UCR256170  Rafinesquia californica R. G. Swinney 2010-3-22 12014 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  SBBG71858  Ranunculus aquatilis var. diffusus R. Hoffmann 1929-5-21 Los Angeles Hughes Lake Comment
  POM329  Ranunculus californicus P. A. Munz 1918-4-5 2019 Los Angeles Pomona. Comment
  RSA400001  Ranunculus hebecarpus Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region Comment
  UCR107831  Rhamnus californica Anna Christensen 1997-4-2 15 Los Angeles Claremont. Bernard Biological Field Station (Claremont Colleges), NW corner of Mills Ave. and Foothill Blvd., 25 yds from E fence, 200 yds. into N. panhandle region. 412 Comment
  RSA724508  Rhamnus californica subsp. californica K. Dobry 1991-6-24 d- 750 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  UCR273655  Rhamnus californica subsp. californica R. G. Swinney 2011-7-8 15517 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  PASA425  Rhamnus crocea var. ilicifolia Annetta Carter 1929-1-9 Los Angeles Base of Sierra Madre Mts. Comment
  CAS-BOT-BC56000  Rhamnus ilicifolia A. D. E. Elmer 1902-6-1 3649 Los Angeles Saugus Comment
  RSA390830  Rhamnus ilicifolia Robin S. Collins 1973-4-9 233 Los Angeles Angles National Forest, San Gabriel Mts.: R13W T3N, Trail Cyn. 610 Comment
  RSA390840  Rhamnus ilicifolia Anstruther Davidson 1892-05 s.n. Los Angeles Burbank. Comment
  UCR95487  Rhus aromatica L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mtns., Bootleggers Canyon 884 Comment
  OBI69360  Rhus integrifolia John Knapp, Denise Knapp 2002-11-27 5 Los Angeles Santa Catalina Island. Lovers Cove, 0.10 of a mi S of stop sign at the Mole. 6 Comment
  SDSU2182  Rhus integrifolia R. M . Beauchamp 1967-1-29 158 Los Angeles San Clemente Island. Comment
  UCR212760  Rhus integrifolia Ellen Mackey, Blake Whittington 2006-10-24 1828 Los Angeles San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam 403 Comment
  RSA0014725  Rhus integrifolia Laura Moore 1999-4-10 10 Los Angeles Pitzer College, Claremont. Southeastern corner of Outback, about 5 yards from eastern border with Claremont Boulevard. 351 Comment
  RSA612199  Rhus ovata Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  SD90466  Rhus ovata Robert F. Thorne 1970-3-5 39375 Los Angeles Upper Avalon Canyon, Santa Catalina Island. Comment
  RSA122522  Rhus trilobata var. pilosissima P. L. Johannsen 1934-3-5 312 Los Angeles 1.5 mile NE Castac. 427 Comment
  RSA584017  Ribes amarum T. S. Ross 1991-4-25 4614 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA0017025  Ribes aureum var. gracillimum L. R. Abrams 1901-04 1491 Los Angeles Eatons Wash. Comment
  UCR178774  Ribes aureum var. gracillimum R. G. Swinney 1989-5-11 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. 200 yards north of Sierra Madre Ave., east of Big Dalton Channel, east of Glendora Mtn. Road 335 Comment
  SBBG14055  Ribes californicum E. R. Blakley 1957-1-13 2050 Los Angeles Pine Cyn N of Altadena 792 Comment
  CLARK-A1528-4120  Ribes californicum var. hesperium John C. Roos 1966-2-4 Los Angeles Claremont Comment
  LA91499  Ribes californicum var. hesperium Bruce Douglas Clayton; Greg Shaw, Barb Murphy, Marcia Miller 1972-4-15 99 Los Angeles Santa Monica Mountains, Blackrill Canyon, Mountain Park Research Campus 533 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
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Aug 5 2014
  UC150039  Ribes californicum var. hesperium LeRoy Abrams 1902-3-11 3119 Los Angeles Sepulveda canyon Santa Ana Mts. Comment
  CAS-BOT-BC93398  Ribes cereum Tim Ross 1990-8-17 3173 Los Angeles San Gabriel Mountains. South side of Prairie Fork, in the draw between Colombine Spring and Camp Lupine. 2121 Comment
  UCR256855  Ribes cereum R. G. Swinney 2010-10-13 14014 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA158042  Ribes cereum var. cereum L. R. Abrams 1902-7-12 2707 Los Angeles Mt. San Antonio. 2744 Comment
  SEINET12215921  Ribes indecorum R. F. Thorne 1971-1 41506 Los Angeles San Gabriel Mts., lower Evey Canyon off San Antonio Canyon 716 Comment
  RSA0021115  Ribes lasianthum Wesley O. Griesel 1962-5-24 s.n. Los Angeles Dawson Saddle, State Hwy 2 2439 Comment
  SD8348  Ribes malvaceum var. viridifolium J. C. Nevin Los Angeles Los Angeles. Comment
  CAS-BOT-BC219181  Ribes nevadense Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles Big Pines Camp, San Gabriel Mountains Comment
  RSA240446  Ribes nevadense W. L. Stern 1969-8-14 2818 Los Angeles Angeles Crest Hwy, 1.2 miles SE Dawson Saddle near Whitethorne Picnic Area. 2322 Comment
  RSA588080  Ribes nevadense Orlando Mistretta 1994-6-1 1297 Los Angeles San Gabriel Mtns, Santiago Canyon, Pacifico Mtn, near top of Santiago Canyon. 1677 Comment
  UCR124427  Ribes nevadense B. C. Templeton 1932-5-31 4901 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA0064062  Ribes roezlii R. G. Swinney 2010-10-13 14015 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  UCR276730  Ribes roezlii R. G. Swinney 2010-9-21 13852 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  RSA652587  Ribes speciosum George Maruko 1948-2-23 s.n. Los Angeles Griffith Park, Los Angeles Comment
  UCR141301  Ribes viburnifolium R. F. Thorne 1971-5-18 41355 Los Angeles Santa Catalina Island, N slope of Blackjack Mountains 488 Comment
  RSA599734  Ricinus communis L. C. Wheeler 1967-12-10 s.n. Los Angeles San Gabriel Mountains: Fern Canyon, off Arroyo Seco at Brown Mountain Road. 701 Comment
  SBBG98454  Ricinus communis T. Ross 1991-5-22 5433 Los Angeles lower Wilson Cove Cyn, just W of the dock activities 12 Comment
  RSA600150  Rigiopappus leptocladus Steve Boyd, Lauren Raz 1997-5-1 9645 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCR186918  Rigiopappus leptocladus A. C. Sanders 2006-4-25 32173 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
  RSA602478  Rorippa curvisiliqua Scott D. White 1997-5-8 5094 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  JEPS45668  Rosa californica Frank W. Peirson 1918-7-9 84 Los Angeles San Antonio Canyon San Gabriel Mts. 1341 Comment
  POM122283  Rosa californica Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  UC1211032  Rosa californica Huron H. Smith 1912-6-12 5095 Los Angeles Cherry Canyon Santa Catalina Island 182 Comment
  RSA451663  Rosa woodsii subsp. gratissima Unspecified s.n. Los Angeles On the trail to Flumes 4 and 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  RSA451662  Rosa woodsii var. ultramontana Anstruther Davidson 1923-6-1 s.n. Los Angeles [Unspecified] Comment
  CAS-BOT-BC148393  Rubus leucodermis Le Roy Abrams; E. A. McGregor 1908-7-3 617 Los Angeles North Baldy Mountain, San Gabriel Mountains 2133 Comment
  RSA0020293  Rubus leucodermis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5112 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR97807  Rubus pensilvanicus Scott D. White 1997-3-12 4747 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  CAS-BOT-BC158817  Rubus ursinus P. A. Munz 1919-5-4 2219 Los Angeles Laguna Canyon Comment
  POM366434  Rubus ursinus L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  CATA562  Rumex conglomeratus Mark L. Hoefs, Robert F. Thorne 1975-8-7 826 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 60 Comment
  UCR274349  Rumex conglomeratus Steven A. Junak 1999-7-17 SCa- 1070 Los Angeles California Islands, Santa Catalina Island. West end of 'Rig Field' plant stop 213 Comment
  RSA710510  Rumex crispus Valerie L. Soza, LeRoy Gross 2001-5-9 1189 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Sleepy Hollow Dr to Valle Vista fire road. 274 Comment
  LA33888  Rumex crispus Peter H. Raven; Henry J. Thompson 1959-5-5 14114 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  LA201790  Rumex salicifolius Arthur C. Gibson; 2003-5-30 4955 Los Angeles Comment
  RSA0082655  Rumex salicifolius Ernest C. Twisselmann 1962-4-18 6977 Los Angeles Tejon Ranch: Oso Canyon, ca. 1 mile above Oso Corral. 1036 Comment
  RSA0012264  Rumex salicifolius var. salicifolius Orlando Mistretta, Youssef Atallah 2011-8-16 6053 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA65923  Rumex violascens F. W. Peirson 1918-6-15 4217 Los Angeles Lake near Palmdale, W Mojave Desert. Comment
  UC73226  Rupertia physodes E. D. Palmer May 1903 Los Angeles Garranza foothills Comment
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Mar 13 2011
  RSA258412  Sagina decumbens subsp. occidentalis C. W. Tilforth 1974-4-22 962 Los Angeles R.S.A.B.G. Found only in pots in greenhouse and lathhouse. Comment
  CAS-BOT-BC445709  Sagittaria latifolia Ernest Braunton 1902-6-11 456 Los Angeles Head Western Ave Comment
  POM145744  Salazaria mexicana Thomas Craig 1927-6-19 474 Los Angeles Near Little Rock Dam, Mojave desert Slope of San Gabriel Mtns. Comment
  RSA587361  Salazaria mexicana Orlando Mistretta 1992-5-4 242 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UC672595  Salazaria mexicana H. L. Mason 1926-4-26 2981 Los Angeles Vincent to Palmdale; Vincent to Palmdale Comment
  UCR124788  Salazaria mexicana B. C. Templeton 1930-5-19 1455 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  RSA611368  Salix exigua Louis C. Wheeler 1968-9-16 s.n. Los Angeles Una Lake, near Palmdale. Comment
  UCR150662  Salix exigua James Henrickson 1985-3-30 19795 Los Angeles Western Transverse Range, Santa Susana Mtns, c. 2 mi N of Newhall, South Fork of the Santa Clara River near crossing of Saugus Road 306 Comment
  HSC19944  Salix exigua var. hindsiana G. E. Anderson 1966-4-6 44 Los Angeles 1 mi. N of Topanga, off Hwy. 27 on side road Comment
  CAS-BOT-BC104144  Salix hindsiana F. Ray Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura, Santa Monica Mountains Comment
  CATA1827  Salix laevigata Sara L. Crockett 1997-3-17 581 B Los Angeles Santa Catalina Island: 0.25 mile NE on Cape Canyon Road from jct. with Middle Canyon Road 225 Comment
  RSA598581  Salix laevigata Louis C. Wheeler 1967-5-24 9715 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 823 Comment
  POM50105  Salix lasiolepis L. W. Nuttall 1921-1-30 1061 Los Angeles Grand Canyon, Santa Catalina Island. Comment
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Jun 5 2014
  RSA12359  Salix lasiolepis Fay A. MacFadden 1931-03 3074 Los Angeles Verdugo Mountains: Tuna Canyon, edge of wash above Belmont Club. Comment
  UC474004  Salix lasiolepis F. A. MacFadden Apr. 1931 3073 Los Angeles Tejunga Canyon Comment
  UCR189877  Salix lasiolepis R. G. Swinney 1998-7-21 6475 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA92645  Salix lasiolepis F. W. Peirson 1919-5-10 4281 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
  CAS-BOT-BC107530  Salix lasiolepis var. lasiolepis S. Y. Parnay Mar. 240 Los Angeles Little [Tejunga Canon] Tujunga Canyon Comment
  CAS-BOT-BC107536  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles in bottom of Topanga Canyon, Santa Monica Mts. 225 Comment
  CAS-BOT-BC107552  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-3-3 7410 Los Angeles Agoura (Picture City), Santa Monica Mts. Comment
  CHSC95814  Salix lucida subsp. lasiandra Joseph Marlowe Keefe 2001-2-7 31046 Los Angeles In landscaping along freeway onramp, north facing slope, 3 meters north of Ventura Freeway (Highway 134), 5 meters east of Figueroa Street, southwest of The Eagle Rock Park, Eagle Rock District, Los Angeles, CA 90041. 280 Comment
  CAS-BOT-BC126298  Salix sessilifolia C. R. Ball; B. S. Ball 1933-7-6 2526 Los Angeles Along ditch on Highway 199, near Gorman, San Gabriel Mts. Comment
  RSA422339  Salpichroa origanifolia M. B. Dunkle 1933-7-12 3665 Los Angeles Long Beach. Comment
  RSA502797  Salpichroa origanifolia Tim S. Ross, Steve D. Boyd 1989-6-27 s.n. Los Angeles RSA desert garden. Comment
  SD80110  Salpichroa origanifolia C. W. Tilforth 1969-9-10 235 Los Angeles Hillside east of Adm. Bldg., Rancho Santa Ana Botanic Garden, Claremont Comment
  UC1584703  Salsola australis Tim Ross 1991-3-24 4322 Los Angeles ridgeline sloping s. into Turnbull Canyon; Whittier Hills (Puente Hills, pro parte) 292 Comment
  UCR209251  Salsola tragus R. G. Swinney 2008-10-8 9535 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  UCR193604  Saltugilia splendens subsp. grantii R. G. Swinney 1999-6-28 7446 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  RSA334178  Saltugilia splendens subsp. splendens R. F. Thorne, M. Z. Thorne 1969-7-9 38515 Los Angeles San Gabriel Mountains, Angeles National Forest: summit of Table Mt. 2133 Comment
  LA82019  Salvia apiana O. H. Kappler; 1940-6-21 56 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UC1211043  Salvia apiana Huron H. Smith 1912-5-17 4961 Los Angeles Eaton's Canyon; Mt. Wilson 426 Comment
  UC495279  Salvia apiana Philip A. Munz 1932-5-17 12642 Los Angeles 1 mi n Claremont 396 Comment
  RSA401629A  Salvia apiana William Emboden 1969-5-28 30 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA411309  Salvia apiana Adele G. Axtman 1931-7-5 s.n. Los Angeles Base of foothills, Verdugo Hills. Comment
  POM4130  Salvia carduacea Jesse B. Mills 73 Los Angeles Claremont. 366 Comment
  LA200613  Salvia columbariae Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  OBI70575  Salvia columbariae Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9460 Los Angeles Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. T6N R17W, SE 3/4 sec 7 914 Comment
  UCR259767  Salvia columbariae R. G. Swinney 2010-4-28 12421 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
  UCR270654  Salvia columbariae R. G. Swinney 2011-4-1 14302 A 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
  RSA0056295  Salvia columbariae Geo. E. Julian 1963-4-20 s.n. Los Angeles Cal Poly, Kellogg Campus, Pomona. Comment
  SDSU7389  Salvia dorrii D. F Howe 1948-5-2 1777 Los Angeles Angeles Crest highway, north side of San Gabriel Mts., 1036 Comment
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Nov 19 2014
  UCSB33626  Salvia dorrii var. dorrii Risk, Paul 1963-5-14 Los Angeles Little Rock Dam; San Gabriel Mountains 914 Comment
  SEINET229589  Salvia dorrii var. pilosa Barbara Ertter, Jeffrey Strachan 1980-5-18 3443 Los Angeles Forest Road 4N11 along Big Rock Creek just south of junction with Big Pines Highway (Forest Road 4N06) 1/2 mile north of 1219 Comment
  UC519737  Salvia grahamii Joseph Andorfer Ewan 1932-5-10 7451 Los Angeles Verdugo Canyon storm channel Verdugo Canyon Comment
  RSA649813  Salvia leucophylla Matt Brooks 1988-4-15 8 Los Angeles Whittier, Turnbull Canyon Rd. 1.5 miles east of its intersection with Beverly Blvd. Comment
  RSA82440  Salvia leucophylla F. W. Peirson 1906-7-16 1055 Los Angeles Big ditch north of Elysian Park, Los Angeles. Comment
  CAS-BOT-BC229999  Salvia mellifera F. A. Thackery 1928-5-18 404 Los Angeles Tajunga [Tujunga] Comment
  LA82003  Salvia mellifera O. H. Kappler; 1940-5-12 Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 365 Comment
  LA86118  Salvia mellifera Emboden W. A. Jr.; 1962-4-29 Los Angeles Santa Monica Mountains, Mulholland Drive near Beverly Glen Blvd Comment
  RSA0085073  Salvia mellifera Mark Hotchkiss 1977-4-18 s.n. Los Angeles Cal Poly Campus. 259 Comment
  UC883991  Salvia spathacea Ira W. Clokey, B. Templeton May 1929 4481 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  RSA607392  Sambucus caerulea L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: North side summit Winston Peak. 2270 Comment
  RSA303605  Sambucus mexicana J. R. Shevock 1970-3-23 50 Los Angeles Along roads in Sylmer. 274 Comment
  RSA720249  Sambucus mexicana LeRoy Gross 2007-4-27 2652 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  UCR179723  Sambucus mexicana R. G. Swinney, Dave Larson 1996-7-17 5142 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR215157  Sambucus mexicana Kimberly Doughty, Darran Doughty 2008-5-24 10 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  UCR273545  Sambucus nigra subsp. caerulea R. G. Swinney 2011-7-7 15450 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
  SBBG38682  Sanicula arguta R. Moran 1941-2-17 579 Los Angeles Middle Ranch 500 Comment
  SEINET269309  Sanicula crassicaulis Scott D. White, Chet McGaugh 1995-5-9 3020 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando road and 457 Comment
  RSA471470  Sanicula crassicaulis E. S. Spalding 1923-4-4 s.n. Los Angeles Laurel Canyon, Southern California. Comment
  RSA52510  Sanicula tuberosa George B. Grant 1906-6-10 6665 Los Angeles [San Gabriel Mountains] Mt. Lowe, Castle Canyon Trail. 1220 Comment
  RSA458887  Saxifraga californica Louis Greata 1901-03 s.n. Los Angeles Eagle Rock. Comment
  RSA0080438  Schismus arabicus R. G. Swinney 2010-5-19 12787 Los Angeles 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. 1335 Comment
  SBBG128210  Schismus arabicus M. L. Hoefs, S. A. Junak, K. Kirkland 2001-5-13 3118 Los Angeles near rd above Empire Landing 137 Comment
  CAS-BOT-BC243454  Schismus barbatus Ira L. Wiggins 1966-4-17 20610 Los Angeles Hillside across valley to east of Alpine Butte Wildflower Sancturary, north of Pearblossom, Mohave Desert Comment
  RSA681145  Schismus barbatus LeRoy Gross, Valerie Soza 2003-5-15 902 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. 396 Comment
  UCR154023  Schismus barbatus A. C. Sanders 2005-5-11 30161 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  UCR178854  Schismus barbatus LeRoy Gross 2003-3-9 781 Los Angeles Transverse Ranges, San Rafael hills, southwest side. A west-east trending ridge southwest of Flint Peak. Near Mount Carmel Drive, east of the Glendale Fwy (2), between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south 354 Comment
  UCR179200  Schismus barbatus L. C. Wheeler 1973-4-8 s.n. Los Angeles San Gabriel Mountains, Little Tujunga Canyon 427 Comment
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Jul 5 2010
  UCR255806  Schismus barbatus R. G. Swinney 2010-5-12 12750 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
  RSA366006  Schoenoplectus californicus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  CAS-BOT-BC111231  Schoenoplectus californicus J. Ewan 1930-9-15 5535 Los Angeles Ballona Creek at Playa del Rey Road Comment
  UCD145369  Schoenoplectus californicus Louis C. Wheeler 1946-7-28 6221 Los Angeles San Gabriel; Rio Hondo, 1/4 mile north of San Gabriel Boulevard. Comment
  RSA202465  Schoenoplectus maritimus R. L. Armacost 1963-5-7 1620 Los Angeles Malibu to Old Topanga [Canyon]. Comment
  RSA365981  Scirpus acutus var. occidentalis Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles.[Los Angeles River?] Comment
  CAS-BOT-BC110939  Scirpus microcarpus George B. Grant 1902-9-1 5260 Los Angeles Oak Knoll-Pasadena Comment
  CAS-BOT-BC21095  Scirpus microcarpus James R. Shevock 1974-4-30 3435 Los Angeles Los Angeles Basin. Angeles National Forest. San Gabriel Mountains. Along highway 39 south of Los Angeles Crest Highway. 1066 Comment
  POM6456  Scirpus microcarpus L. T. Street, G. Williams 1919-5-10 2757 Los Angeles Near Bassett. 90 Comment
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Feb 23 2017
  LA51840  Scrophularia californica subsp. californica N. M. Gauss; 1961-4-8 6 Los Angeles SANTA MONICA MOUNTAINS, Escondido Canyon, Latigo Canyon Road (from US 101A), 4.4 mi from Pacific Coast Hwy. 365 Comment
  UCD125762  Scutellaria mexicana James Dilley 1997-5-4 s.n. Los Angeles Angeles National Forest on the north slope of the San Gabriel Mountains. Mt. Emma Road, 1 mile east of Angeles forest Highway. Comment
  UCSB37367  Scutellaria mexicana Bates, Loretta 1978-5-28 Los Angeles Junction of Highway 138 and Black Butte Basin Rd Comment
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Nov 12 2014
  POM69997  Scutellaria tuberosa Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  UC25843  Scutellaria tuberosa Harley P. Chandler 1897-4-7 Los Angeles Claremont 609 Comment
  CHSC109264  Sedum spathulifolium Mark Elvin; Anne Marie Ruff 1996-8-1 301 Los Angeles Transverse Ranges, San Gabriel Mountains region: San Gabriel Mountains. Angeles National Forest. Glendora Ridge Road. 3.9 mi from gate. Cliff on roadcut. Comment
  LA209590  Selaginella asprella Lawrence L. Kiefer; 1966-10-23 2475 Los Angeles San Gabriel Mountains, vicinity of Winston Peak, ca. 1/3 mi above Camp Pajarita, just above the road 2042 Comment
  RSA609104  Selaginella asprella Louis Cutter Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  UCR200152  Selaginella bigelovii Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 812 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 595 Comment
  POM191  Senecio californicus C. F. Baker 1904-4-15 4178 Los Angeles Claremont. Comment
  SEINET5261301  Senecio flaccidus Unknown 2002-8-10 67 Los Angeles Big Tujunga Canyon Road, N of Tujunga, in Angeles National Forest. Comment
  CHSC25951  Senecio flaccidus var. douglasii James Henrickson 1971-10-14 7187 Los Angeles NE Claremont along Padua Hills Road. 457 Comment
  IRVC28680  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin 2002-6-18 25126 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  JEPS30529  Senecio flaccidus var. douglasii Henry J. Thompson 1958-9-8 1804 Los Angeles 1.0 mi s Mulholland Drive (Franklin Canyon Rd.); Santa Monica Mountains 243 Comment
  LA203938  Senecio flaccidus var. douglasii Harvey Anderson; August 1931 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon Comment
  RSA598094  Senecio vulgaris Steve Boyd, Lauren Raz 1997-3-4 9142 B Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  UCR259900  Senecio vulgaris R. G. Swinney 2010-3-16 11950 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UCR62106  Senecio vulgaris R. G. Swinney 1990-2-24 1513 Los Angeles San Gabriel Mtns, San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon Road, 1.5 mi. east of Glendora Mtn Road. East shoulder 473 Comment
  RSA527643  Senecio vulgaris Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4397 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  POM294724  Setaria parviflora Lyman Benson 1945-7-3 11834 Los Angeles Claremont, Pacific slope. 351 Comment
  CAS-BOT-BC434371  Sidotheca trilobata Steve Boyd; Timothy S. Ross; Laura Moore; Valerie Soza 1997-7-8 10004 Los Angeles Liebre Mountains Region: Saddle between Sawmill Mountain and Liebre Mountain, at the head of the north fork of Fish Canyon. 1456 Comment
  RSA150938  Silene antirrhina P. H. Raven 1962-5-8 17634 Los Angeles Western slope of island opposite Wilson Cove, San Clemente Island 61 Comment
  SD43595  Silene californica Darley F. Howe 1948-5-4 Los Angeles Bouquet Canyon. 609 Comment
  RSA592360  Silene gallica Mark L. Hoefs 1974-3-28 417 Los Angeles Santa Catalina Island: in upper Bullrush Canyon 251 Comment
  LA200353  Silene gallica Michael Neuman; February 1984 20 Los Angeles Comment
  RSA696562  Silene gallica Edna Dickson s.n. Los Angeles Roadside. Comment
  LA200354  Silene laciniata subsp. laciniata John O'Leary; 1974-4-25 276 Los Angeles Santa Monica Mountains, Stone Canyon, overlooking Stone Canyon Reservoir 289 Comment
  LA94365  Silene laciniata subsp. laciniata W. O. Griesel; 1936-6-18 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA755885  Silene verecunda R. G. Swinney 2008-7-24 9290 Los Angeles San Gabriel Mtns.: Waterman Mountain. 2412 Comment
  CATA3423  Silybum marianum Jaimie Choi, Olivia Reda, Stuart Olshevski 2017-5-1 004 Los Angeles Santa Catalina Island: Cape Canyon, interior 278 Comment
  CATA1446  Sinapis arvensis Mark L. Hoefs, Robert F. Thorne 1996-4-6 2610 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA167811  Sinapis arvensis R. F. Thorne, P. C. Everett 1964-2-7 33464 Los Angeles Lower end of Pebbly Beach Canyon, E end of Santa Catalina Island. 76 Comment
  RSA0093465  Sisymbrium altissimum Richard G. Swinney 2011-6-7 15059 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  RSA712470  Sisymbrium altissimum LeRoy Gross 2005-5-19 2291 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
  SBBG72152  Sisymbrium altissimum R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  UC402609  Sisymbrium altissimum D. L. Crawford 1915-7-2 563 Los Angeles Claremont Comment
  RSA762451  Sisymbrium erysimoides R. G. Swinney 2009-2-20 10010 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  CAS-BOT-BC75231  Sisymbrium irio P. B. Kennedy 1924-2-21 s.n. Los Angeles Pomona. E. Johnson Ranch. Comment
  UCR282044  Sisymbrium officinale R. G. Swinney 2014-5-15 16538 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA590941  Sisymbrium orientale Orlando Mistretta 1994-4-12 1032 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  UCR213356  Sisymbrium orientale Justin M. Wood 2009-3-6 336 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  SFV16499  Sisymbrium orientale K. Tajbakhsh 1996-4-13 27 Los Angeles California Channel Islands Catalina Island. Fisherman's Bay. About 100 m from USC Marine Research Station gates. Comment
  RSA600518  Solanum douglasii Louis C. Wheeler 1968-3-21 s.n. Los Angeles Foothills; West Debris Basin above Brown School for Girls. Northwest of Glendora. 427 Comment
  RSA660308  Solanum douglasii Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 44 Los Angeles 4.9 miles past the Pasadena city limits, a pull off on the left side of road as one is going up mountain. Comment
  SD143698  Solanum douglasii Scott D. White 1997-3-12 4746 Los Angeles Zuma Beach area: Mouth of Zuma Creek, E end of the County Beach. Comment
  UCR260629  Solanum douglasii R. G. Swinney 2010-4-1 12155 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
  SBBG98427  Solanum douglasii T. Ross 1991-5-23 5478 Los Angeles mouth of Tota Cyn Comment
  CDA5954  Solanum elaeagnifolium Phillipson 1916-6-18 Los Angeles Duarte. Comment
  NY821434  Solanum nigrum H. E. Hasse 07 1888 4170 Los Angeles Los Angeles Comment
  RSA702908  Solanum umbelliferum Scott D. White, Pam De Vries 2004-5-18 10410 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA748741  Solanum umbelliferum R. G. Swinney 2008-3-31 8585 Los Angeles Glendora Mountain summit 1003 Comment
  SEINET3077694 Image available Solanum umbelliferum Francis Miller 1964-4-11 M- 6420 Los Angeles S slopes of Mount Wilson, 3 mi up Orchard Camp Trail from Sierra Madre. 914 Comment
  UCR259124  Solanum umbelliferum R. G. Swinney 2010-5-4 12523 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  CAS-BOT-BC156779  Solanum umbelliferum R. Hoffmann 1931-5-3 342 Los Angeles Slope 3 miles e. of Elizabeth Lake Comment
  RSA0016900  Solanum umbelliferum F. L. Robinson 1921-3-20 13 Los Angeles Claremont. Comment
  RSA427455  Solanum umbelliferum M. B. Dunkle 1933-5-30 3570 Los Angeles Carbon Canyon. Comment
  CAS-BOT-BC236429  Solanum wallacei Carl B. Wolf 1932-5-9 3491 Los Angeles Along road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island 304 Comment
  CAS-BOT-BC237745  Solanum wallacei George B. Grant; Walter Wheeler 1904-4-21 6141 Los Angeles Santa Catalina Island 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
  SBBG70660  Solanum xanti R. Hoffmann 1931-10-1 Los Angeles near Oak's Garage, Mint Cyn Comment
  CHSC23071  Solidago confinis Robert A. Schlising 1971-9-14 2998 Los Angeles San Gabriel Mts., at jct Horse Flats Road and Angeles Crest Highway (Hwy 2), 2.2 miles NE of Upper Chileo. Comment
  UCR210313  Solidago occidentalis R. G. Swinney 2008-10-16 9586 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  LA209948  Solidago spectabilis Arthur C. Gibson; Tarja Sagar 2005-9-25 5101 Los Angeles Comment
  CAS-BOT-BC365038  Solidago velutina subsp. californica Fordyce Grinnell, Jr. 1916-9-1 s.n. Los Angeles Eaton's Canon [Canyon], San Gabriel Mts. - near Pasadena Comment
  SBBG128268  Solidago velutina var. californica J. L. McCune 2005-8-30 4 Los Angeles just N of Middle Ranch Rd, W of white bridge that is just W of jct with Herman's Trail, opposite pine grove 249 Comment
  SBBG118675  Soliva sessilis L. Wheeler 1947-5-22 6502 Los Angeles Exposition Park Comment
  UCR258851  Sonchus asper R. G. Swinney 2010-3-16 11911 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA474107  Sonchus oleraceus M. B. Dunkle 1928-10-7 2013 Los Angeles Santa Catalina Island. Descanso Canyon. 244 Comment
  SD27747  Sonchus oleraceus Carl B. Wolf 1932-5-9 Los Angeles Santa Catalina Island, Avalon, near bathhouse. Comment
  UC729562  Sonchus oleraceus Carl B. Wolf 1932-5-9 3422 Los Angeles near Bathhouse (Avalon, Santa Cataline Island); Santa Catalina Island, Avalon Comment
  UC75803  Sonchus oleraceus unknown June 1903 Los Angeles Los Angeles Comment
  RSA232791  Sonchus oleraceus R. F. Thorne 1966-4-17 36117 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  RSA474082  Sonchus oleraceus F. R. Fosberg 1930-6-26 S- 3002 Los Angeles Culver Garden. 15 Comment
  RSA474083  Sonchus oleraceus F. R. Fosberg 1930-7-7 S- 3152 Los Angeles Alamitos Bay 5 Comment
  RSA474103  Sonchus oleraceus F. R. Fosberg 1930-6-26 S- 3001 Los Angeles Culver Garden. 15 Comment
  RSA738076  Sorghum halepense Kitty Brauer 1966-07 s.n. Los Angeles La Crescenta Comment
  RSA483170  Spartina foliosa Anstruther Davidson 1892-08 s.n. Los Angeles Long Beach Comment
  RSA482000  Spartium junceum Richard Noyes 1988-5-12 561 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  UC465709  Spergula arvensis subsp. arvensis D. L. Crawford 1916-3-28 996 Los Angeles low hills near city - Santa Monica Mts. Santa Monica Mts. Comment
  RSA0097928  Spergularia bocconi R. F. Thorne 1966-4-28 36208 Los Angeles Santa Catalina Island, along roadside to Renton Mine, Pebbly Beach Canyon. 244 Comment
  SD90534  Spergularia macrotheca Ira L. Wiggins 1949-2-22 11962 Los Angeles Northern end of San Clemente Island. Comment
  SBBG77776  Spergularia macrotheca var. macrotheca F. R. Fosberg 1931-5-22 54969 Los Angeles Isthmus Harbor Comment
  SBBG31324  Spergularia villosa R. F. Thorne with P. C. Everett 1965-5-10 34513 Los Angeles near upper end of Gallagher Cyn 426 Comment
  CLARK-A1528-5649  Spergularia villosa John C. Roos 1950-4-1 4719 Los Angeles 60 Comment
  UCD116780  Sphaeralcea ambigua T. E. Weier 1941-6-26 s.n. Los Angeles San Gabriel Mts. Near Vincent. Comment
  CAS-BOT-BC518709  Sphaeralcea emoryi subsp. emoryi B. C. Templeton 1930-5-19 1460 Los Angeles San Gabriel Mtns: Mint Canyon, near Mojave Desert 854 Comment
  SEINET3150436  Sphaerostigma contortum G. B. Grant 1904-1 1236 Los Angeles Pasadena Comment
  UCR205663  Sporobolus indicus A. C. Sanders, T. B. Salvato 2009-5-20 36879 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  POM9417  Stachys bullata P. A. Munz, R. D. Harwood 1920-5-15 3928 Los Angeles Santa Monica. Dry hillside, Coldwater Canyon. 305 Comment
  SFV5485  Stachys bullata W. A. Kelley Jun 1967 s. n. Los Angeles Santa Monica Mountains Stream near Fire Road #9, near Laurel Canyon. Comment
  IRVC26174  Stanleya pinnata var. pinnata Mark A. Elvin 2003-4-9 2468 Los Angeles Newhall Ranch Commerce Center, canyon N of SR 126 from 'Grapevine Mesa' Santa Clarita Valley 335 Comment
  SBBG119152  Stanleya pinnata var. pinnata J. Latting 1973-6-10 Los Angeles Sycamore Flat Cmpgrd, Big Rock Crk 1311 Comment
  SBBG25146  Stanleya pinnata var. pinnata Leota Davidson 1965-5-9 165 Los Angeles Hwy 14, ca. 16 mi E of Solemint Comment
  LA32111  Stebbinsoseris heterocarpa Henry J. Thompson; 1959-4-19 1957 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  SD90581  Stebbinsoseris heterocarpa Robert F. Thorne 1966-4-17 36092 Los Angeles San Clemente Island; grassland near reservoirs between Boulder and Horton; northeast side of island. 490 Comment
  SEINET13387040 Image available Stellaria media R. G. Swinney 2011-1 14073 B Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wilson 7.5' Q.) ( T1N R11W S15) 235 Comment
  UCR259372  Stellaria media R. G. Swinney 2010-8-26 13589 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  UCR50074  Stellaria media Steve Morgan 1974-4-26 73 Los Angeles City of Studio City, Viewcrest Road. 313 Comment
  UCD86396  Stenotaphrum secundatum Peter H. Raven 1957-10-10 11403 Los Angeles West Los Angeles, University of California campus. Comment
  UCR193566  Stephanomeria exigua R. G. Swinney 1999-6-28 7434 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UC454306  Stephanomeria exigua subsp. coronaria I. J. Condit 1908-7-28 Los Angeles Hollywood Comment
  RSA614141  Stephanomeria parryi L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge, at head of Brainard Canyon. 1402 Comment
  SBBG67947  Stephanomeria virgata R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  RSA775591  Stephanomeria virgata subsp. virgata Orlando Mistretta, Christine Mistretta 2010-6-23 5350 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  RSA226574  Stephanomeria virgata subsp. virgata Anonymous 1966-8-13 66157 Los Angeles 1 mile south of Crystal Lake, on Hwy. 39 1433 Comment
  RSA748489  Stephanomeria virgata subsp. virgata Orlando Mistretta 1992-7-9 642 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UC450946  Stillingia linearifolia Fay A. Macfadden 1931-3-30 2605 Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA0078381  Stipa coronata R. G. Swinney 2010-4-23 12330 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UCR270534  Stipa coronata R. G. Swinney 2010-4-13 12177 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  SDSU3295  Stipa lepida H. Wedberg 1966-4-3 1194 Los Angeles Chaparral slope burned two years ago, above Hill Dr. x Neal, in Eagle Rock. 457 Comment
  UCR143123  Stipa lepida F. R. Fosberg 1931-3-19 S- 4304 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon 10 Comment
  CATA1565  Stipa pulchra Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2833 Los Angeles Santa Catalina Island: Hillside above New York Harbor 79 Comment
  RSA0124075  Stipa pulchra Lyman Benson 1946-3-26 12284 Los Angeles Midway between Pomona and Brea. Puente Hills Mt. Range. Pacific Slope drainage area. 274 Comment
  LA9468  Stipa speciosa A. M. Johnson; 1932-4-17 3960 Los Angeles Antelope Valley, Palmdale Comment
  UCR223077  Stylocline psilocarphoides R. G. Swinney 2009-5-13 10778 A Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  RSA305704  Stylomecon heterophylla Mark Hoefs, D. Propst 1973-5-4 253 Los Angeles Santa Catalina Island, By W end road just beyond Cherry Cove, Near Lyon's Head Point 46 Comment
  JEPS87547  Symphoricarpos albus var. laevigatus Tim Ross and Walter Appleby 1993-5-20 7196 b Los Angeles between Wilson Canyon Saddle and Los Pinetos Spring (head of Los Pinetos Canyon, w San Gabriel Mtns); San Gabriel Mtns. Los Pinetos Canyon, San Fernando U.S.G.S.; [rhizomes and new growth] 914 Comment
  RSA428871  Symphoricarpos mollis M. B. Dunkle 1929-4-20 s.n. Los