Search Results — 2000 specimen records retrieved (1566 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 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
  RSA585759  Abies concolor Orlando Mistretta 1995-7-11 1873 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  RSA69979  Abronia pogonantha F. W. Peirson 1923-5-27 5215 Los Angeles Pallett Creek, tributary to Rock Creek, north slope of San Gabriel Mts. 1098 Comment
  NY679478  Abronia umbellata T. S. Elias 1984-7-27 8516 Los Angeles North of Malibu; Point Dume. Comment
  SEINET3828401  Abronia umbellata Jeremiah George 2012-1 Los Angeles South Coast: Hermosa Beach, vacant lot south of 1125 Manhattan Avenue (Redondo Beach 7.5') 11 Comment
Read comments
Aug 12 2016
  RSA33480  Abronia umbellata Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  UC851646  Abronia villosa I. Johnston 1917-6-10 1316 Los Angeles Playa del Rey Comment
  RSA651431  Acacia baileyana Harvey Kennedy 1949-2-24 s.n. Los Angeles Walnut Rd., bet. San Dimas & Pomona. 365 Comment
  SEINET12159221  Acacia cyclops Unknown 1942-1 s.n. Los Angeles Los Angeles Comment
  RSA394179  Acer macrophyllum George B. Grant 1904-4-1 17 Los Angeles Mount Wilson, Southern California. Comment
  RSA394181  Acer macrophyllum Robert Gustafson, Gary D. Wallace 1982-4-14 250 Los Angeles Monrovia Canyon Park, southern base of the San Gabriel Mts. Comment
  CAS-BOT-BC21679  Achillea millefolium M. B. Dunkle 1939-4-6 7292 Los Angeles Mosquito Harbor, San Clemente Island Comment
  UC1595313  Achnatherum parishii Tim Ross and Steve Boyd 1990-6-18 3480 Los Angeles vicinity of Verdugo Pines (northerly draw draining to Jackson Lake; Mescal Creek, USGS 7.5' quad); San Gabriel Mtns, Jackson Lake, Mescal Creek 1877 Comment
  RSA713722  Achnatherum speciosum LeRoy Gross 2005-4-28 2142 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. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA773283  Achnatherum speciosum R. G. Swinney 2009-4-28 10547 Los Angeles summit of Mt. Emma 1585 Comment
  SFV20831  Achnatherum speciosum L. Gross 2005-5-3 2221 Los Angeles San Gabriel Mountains West terminus of Holcomb Ridge, west of Big Rock Creek. Along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. 1085 Comment
  RSA416301  Achyrachaena mollis M. B. Dunkle 1939-4-6 7307 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  SDSU4280  Acmispon argophyllus var. adsurgens R. M. Beauchamp 1967-1-29 162 Los Angeles East side of Pyramid Cove below Marine outpost. Comment
  SBBG43866  Acmispon argophyllus var. argenteus M. R. Benedict 1971-6-27 Los Angeles NW tip of San Clemente Island Comment
  SBBG67398  Acmispon brachycarpus R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  SD48948  Acmispon dendroideus var. traskiae Reid Moran 1958-9-15 6841 Los Angeles San Clemente Island, on slope above Wilson Cove 49 Comment
  UCSB8572  Acmispon glaber Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre 304 Comment
  CATA446  Acmispon micranthus Sara L. Crockett 1997-3-17 586 Los Angeles Santa Catalina Island: 0.25 mile NE on Cape Canyon Road from jct. with Middle Canyon Road, W side of road, on SE-trending dry ridge 251 Comment
  CHSC98725  Acmispon strigosus LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 244 Los Angeles Verdugo Mountains; off La Tuna Canyon road, on Santa Monica Mountains Conservancy land. On trail up out of canyon and going to the crest following a ridge running northwest from the crest, on road cut (firebreak) near the crest. 926 Comment
  SBBG41221  Acmispon wrangelianus J. P. Broughton 1970-4-19 Los Angeles just outside Devil's Punchbowl County Park Comment
  CAS-BOT-BC29202  Acourtia microcephala LeRoy Abrams 1902-7-2 2635 Los Angeles Sierra Madre Comment
  RSA0119797  Acourtia microcephala R. G. Swinney 2014-5-15 16508 Los Angeles San Gabriel Mountains; Glendora, ridge system between west fork and north fork of Hook Cyn., 0.48 miles n. of Sierra Madre Ave. 427 Comment
  SFV4069  Acourtia microcephala M. L. Vincent 1962-7-10 276 Los Angeles Santa Monica Mountains Cold Canyon, 0.5 miles south of Mulholland Highway. 330 Comment
  RSA390565  Adenostoma fasciculatum George B. Grant 1904-6-3 s.n. Los Angeles Pasadena. Comment
  UC1922372  Adenostoma fasciculatum Valerie Soza, Miriam Sidibeh 2003-3-26 1603 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  UCR119288  Adenostoma fasciculatum A. C. Sanders, D. Malueg 1998-6-22 22051 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA390568  Adenostoma fasciculatum var. fasciculatum Robin S. Collins 1973-5-15 287 Los Angeles Angeles National Forest, Trail Canyon. 610 Comment
  UC399478  Adiantum aleuticum I. Johnston 1917-7-1 1445 Los Angeles near Browns Flats 1371 Comment
Read comments
May 15 2007
  POM881  Adiantum capillus-veneris L. R. Abrams 1901-7-1 1878 Los Angeles West fork of San Gabriel River. Comment
  CAS-BOT-BC65641  Adiantum jordanii Geo. B. Grant 1901-1-1 177 Los Angeles Pasadena Comment
  RSA599202  Adiantum jordanii L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: Ravine extending west from West Debris Basin, Brown School for Girls. 396 Comment
  RSA678460  Adiantum jordanii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 160 Los Angeles San Clemente Island. Steep N slopes. Comment
  RSA589111  Agave americana Timothy S. Ross, Annette H. Ross, Steve West 1991-3-15 4228 Los Angeles San Gabriel Mountains, Foothills N of La Verne: un-named southerly canyonlet ca 300 m W of Marshall Canyon; just N of an old triangular reservoir and an old abandoned homestead. 573 Comment
  UCR109684  Ageratina adenophora R. D. Goeden, Don W. Ricker 1969-12-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Los Angeles 366 Comment
  UC29380  Agoseris retrorsa Dr. A. Davidson 1895-1-1 Los Angeles Antelope Valley Comment
  RSA416421  Agoseris retrorsa Samuel R. Tyson 1942-5-28 s.n. Los Angeles San Dimas Canyon. 1372 Comment
  RSA597277  Agoseris retrorsa Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3723 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  UCR277010  Agrostis R. G. Swinney 2010-9-30 13920 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA37103  Agrostis exarata F. W. Peirson 1920-9-17 2289 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1341 Comment
  RSA384948  Agrostis pallens F. R. Fosberg 1931-5-14 S- 4869 Los Angeles Santa Catalina Island: Middle Ranch Canyon, above ranch. Comment
  RSA0087050  Agrostis stolonifera R. G. Swinney 2010-9-9 13789 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
  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
  SEINET10666942  Allium cepa Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3782 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA586618  Allium lacunosum var. davisiae Timothy S. Ross, Steve Boyd 1991-3-23 4250 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs, (destroyed by development) 926 Comment
  SD66833  Allium peninsulare R. Mitchel Beauchamp 1967-3-17 248 Los Angeles On grassy slope east of Wilson Cove, San Clemente Island. Comment
  POM8947  Allium praecox Philip A. Munz 1920-3-17 3351 Los Angeles Lone Hill, San Dimas. 305 Comment
  CAS-BOT-BC475405  Allium praecox George B. Grant; Walter Wheeler 1904-4-21 34 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA67709  Allophyllum divaricatum Verne Grant, Alva Grant 1952-6-10 17604 Los Angeles Native in Rancho Santa Ana Botanic Garden, Claremont. 457 Comment
  RSA0110930  Allophyllum gilioides R. G. Swinney 2011-6-7 15073 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stoney Ridge Observatory. 1768 Comment
  CATA217  Allophyllum glutinosum Mark L. Hoefs 1973-4-27 202 Los Angeles Santa Catalina Island: Upper Avalon Canyon 121 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
  UCR273592  Allophyllum glutinosum R. G. Swinney 2011-6-22 15235 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
  RSA410065  Allophyllum glutinosum Geo L. Moxley 1915-5-31 337 Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC170973  Alnus rhombifolia Joseph Andorfer Ewan; Nesta Ewan 1936-8-2 9887 Los Angeles 1 mi below head of Cedar Canyon off Mescal Canyon. San Gabriel Mts. Comment
  POM452770  Alnus rhombifolia L. E. Hoffman, B. Templeton 1934-7-24 S.N. Los Angeles Big Rock Creek, Los Angeles. Comment
  RSA329732  Alnus rhombifolia Gary D. Wallace 1966-3-25 214 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena 915 Comment
  UCR212836  Alnus rhombifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1833 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  SBBG95450  Amaranthus albus M. B. Dunkle 1928-10-9 2004 Los Angeles Middle Ranch Cyn Comment
  UCSC000229  Amaranthus albus Ernest Braunton 2-Oct 704 Los Angeles Echo Park Comment
  RSA402990  Amaranthus deflexus N. C. Cooper 1947-9-1 2094 Los Angeles U.S.C. Campus Comment
  SBBG31537  Amblyopappus pusillus R. M. Beauchamp 1967-3-17 250 Los Angeles E of Wilson Cove Comment
  RSA587172  Ambrosia acanthicarpa Orlando Mistretta 1995-10-2 1931 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  RSA739770  Ambrosia confertiflora John Dittes, R. A. Dittes 2006-10-30 1422 Los Angeles El Encino Land Grand, S Coast Sub-region, San Fernando Valley, Sepulveda Dam Flood Control Basin, 2.2 air miles SW of Van Nuys Civic Center, 0.9 air mile S of Victory Blvd, 0.9 air mile W of the San Diego Freeway 405,, 0.6 air mile N of the Ventura Freeway 101, next to Apollo field Model Airport. 207 Comment
  RSA252891  Ambrosia dumosa R. F. Thorne 1973-5-11 43546 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  UCR123361  Ambrosia psilostachya A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25475 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  POM11550  Amelanchier utahensis Philip A. Munz 1921-6-18 4625 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2073 Comment
  CAS-BOT-BC180640  Amorpha californica var. californica Tim Ross 1992-6-15 6561 Los Angeles Upper end of Turnbull Canyon, Whittier Hills (local name for the western extremity of the Puente Hills) 291 Comment
  CAS-BOT-BC180647  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC180648  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  SD75603  Amsinckia intermedia Reid Moran 1941-2-16 569 Los Angeles San Clemente Island, Middle Ranch, east side of ravine 500 Comment
  UC24626  Amsinckia intermedia J. H. Barber 1897-3-19 71 Los Angeles Santa Monica Exp. Sta. Santa Monica Comment
  SBBG105333  Amsinckia intermedia H. L. Ferguson 1980-3-10 199 Los Angeles NW end of island near large antennas 30 Comment
  SEINET13710411  Amsinckia intermedia J. Adams, J. Adams (Botany) 1965-1 67 Los Angeles Claremont, Pomona College Wash 1100 Ft 335 Comment
  UCR263216  Amsinckia retrorsa Sandra L. Leatherman, Jennifer Pareti 2014-4-17 s.n. Los Angeles Transverse Ranges; Liebre Mountains, Castaic Lake area in the Grasshopper Canyon Watershed, east of Hwy I-5 and west of the Castaic Lake Dam 1370 Comment
  SJSU1845  Amsinckia tessellata C. W. Sharsmith 1957-4-13 6376 Los Angeles 1 mi S of Gorman 1066 Comment
  RSA465138  Anagallis arvensis L. E. Hoffman 1929-6-8 s.n. Los Angeles Arroyo Seco, Angeles National Forest Comment
  RSA781223  Anagallis arvensis R. G. Swinney 2009-4-3 10276 Los Angeles Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  RSA0038442  Anagallis arvensis Carol Haines 1964-4-16 79 Los Angeles Robinson Road, Topanga, Santa Monica Mountains. 304 Comment
  RSA592222  Anagallis arvensis Louis C. Wheeler 1967-4-30 9229 Los Angeles Limekiln Canyon 564 Comment
  RSA613725  Ancistrocarphus filagineus L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  UCR153317  Ancistrocarphus filagineus A. C. Sanders, T. B. Salvato 2005-4-26 29741 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road 595 Comment
  UCR146871  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1956-1 7271 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Upper Arroyo Seco near Ladybug Canyon, on north side Angeles Crest Highway Comment
  RSA624569  Anemopsis californica L. C. Wheeler 1973-4-21 s.n. Los Angeles San Andreas Rift Zone: Barrel Springs 877 Comment
  RSA0135656  Anisocoma acaulis David E. Bramlet 2016-6-2 5313 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  SEINET11853739  Anthemis cotula J. Bright, Wyman, C. 1931-1 s.n. Los Angeles Hollywood Comment
  RSA0073588  Antheropeas wallacei Orlando Mistretta, Christine Mistretta 2003-4-30 1981 Los Angeles Saddleback Butte State Park. 824 Comment
  RSA596919  Anthriscus caucalis T. S. Ross, J. Mark Porter 1995-5-4 8522 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  POM29603  Antirrhinum coulterianum Marcus E. Jones 1904-1 s.n. Los Angeles Pasadena. Comment
  RSA679141  Antirrhinum coulterianum Valerie L. Soza, Bill Hogshead 2002-5-10 1463 b Los Angeles Along Upper Monroe Road, approximately 5.5 km NNW of Glendora Mountain Road, upper Venedo Canyon. 884 Comment
  UC146998  Antirrhinum coulterianum C. F. Baker 1909-2-15 5244 Los Angeles near Claremont Comment
  UC934017  Antirrhinum coulterianum H. L. Cogswell 1951-6-8 115 Los Angeles w side Bell Canyon (Watershed 4); San Gabriel Mountains 853 Comment
  UCR271525  Antirrhinum coulterianum R. G. Swinney 2011-5-31 14895 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
  POM354865  Antirrhinum multiflorum L. E. Hoffman 1929-6-23 s.n. Los Angeles Wash. Hd. [Wash at head of] Pacoima Canyon, Angeles National Forest. Comment
  RSA718112  Antirrhinum multiflorum R. G. Swinney 1997-6-12 5564 Los Angeles San Gabriel River Canyon north of Morris Dam, at private shore NE of dam. 488 Comment
  RSA156063  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-5-20 17779 Los Angeles Santa Catalina Island. Near Bird Park, Avalon Comment
  RSA187934  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1966-4-28 36241 Los Angeles Santa Catalina Island. Near junction of Wrigley Drive and Renton Mine Road. 91 Comment
  SD69484  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1966-4-6 35889 Los Angeles Santa Catalina Island; ridge between White and Moonstone Coves 14 Comment
  CAS-BOT-BC447675  Aphanes arvensis A. J. McClatchie 1894-4-16 s.n. Los Angeles Pasadena Comment
  LA33453  Aphanes occidentalis Peter H. Raven; Henry J. Thompson 1959-5-5 14143 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1). 320 Comment
  POM215126  Apiastrum angustifolium L. C. Wheeler 1932-4-30 664 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  SEINET4044585 Image available Apiastrum angustifolium D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 182 Comment
  UC729774  Apiastrum angustifolium Carl B. Wolf 1932-5-12 3585 Los Angeles 1 1/2 mi from Little Harbor (on road to Isthmus, Santa Catalina Island); Santa Catalina Island 91 Comment
  RSA470288  Apiastrum angustifolium Anstruther Davidson 1914-5-1 2984 Los Angeles near Point Fermin Comment
  SEINET11080212  Apium graveolens G. B. Grant 1904-6-5 52 a Los Angeles Redondo. Comment
  UC22893  Apocynum cannabinum J. H. Barber 1897-6-30 222 Los Angeles Pierson's Mine Comment
  RSA0116819  Aquilegia formosa R. G. Swinney 2010-9-30 13948 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA485426  Arabis glabra var. glabra Steve Boyd, Thomas Elias 1987-4-14 2065 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  CLARK-A1528-2289  Arabis platysperma John C. Roos 1937-7-28 2354 Los Angeles San Bernardino Mountains Comment
  RSA518004  Arabis pulchra Steve Boyd, Orlando Mistretta 1986-3-31 1531 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR193158  Arabis repanda R. G. Swinney 1998-7-14 6444 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  UCR194841  Aralia californica R. G. Swinney 1998-7-24 6569 Los Angeles San Gabriel Mtns., upper Fish Fork of San Gabriel River 1585 Comment
  UCR201826  Aralia californica Scott D. White, Justin M. Wood 2008-10-7 12549 Los Angeles San Gabriel Mountains, west fork of the San Gabriel River, between Bear Creek and Rincon Red Box Road 220 Comment
  CAS-BOT-BC482466  Arbutus menziesii R. G. Swinney 2010-8-16 13566 Los Angeles San Gabriel Mountains: 1.0 mi NW of Chantry Flats on N side of Winter Creek Trail 768 Comment
  UCR209649  Arceuthobium californicum R. G. Swinney 2008-7-2 9114 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  RSA624566  Arceuthobium divaricatum Louis C. Wheeler 1973-3-17 s.n. Los Angeles San Gabriel Mountains: Punchbowl Canyon. 1494 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
  CAS-BOT-BC46101  Arctostaphylos gabrielensis Walter Knight; Irja Knight 1986-11-26 6309 Los Angeles San Gabriel Mts. Mill Creek Campground at summit on road N-3 1417 Comment
  RSA626742  Arctostaphylos glandulosa Jon E. Keeley 1978-9-2 7227 Los Angeles Singing Pines Camp, Angeles Crest Highway. 2000 Comment
  RSA17554  Arctostaphylos glandulosa subsp. gabrielensis C. B. Wolf 1936-5-27 7850 Los Angeles Aliso Canyon to Buckhorn flats road, Tie Camp summit 1524 Comment
  RSA629091  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20258 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  UCR179487  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney, Dave Larson 1996-8-7 5235 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, northern 2/3 of west half of Brown's Flat 1305 Comment
  POM47576  Arctostaphylos glandulosa subsp. mollis I. M. Johnston 1924-8-12 s.n. Los Angeles Sunset Trail, 1 1/2 miles south of Sunset Peak 1585 Comment
  RSA601621  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1967-6-16 9859 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line. 595 Comment
  LA42416  Arctostaphylos glauca O. A. Plunkett; 1926-4-3 sn Los Angeles Devil's Punch Bowl, Little Rock Comment
  RSA631483  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15974 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631534  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15744 Los Angeles Santa Clara Divide Road (3N17), 2 km off Sand Canyon Road. 900 Comment
  RSA631545  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20188 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631548  Arctostaphylos glauca Arthur R. Kruckeberg 1939-3-11 52 Los Angeles On slopes of Soledad Canyon near Saugus. Comment
  RSA631632  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15834 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631660  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20182 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 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
  UC1745910  Arctostaphylos parryana Annetta M. Carter, Arthur Carter 1935-9-12 974 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  UC21838  Arctostaphylos parryana J. H. Barber 1897-7-11 265 Los Angeles higher slopes and summit Mt. Gleason Comment
  SBBG119288  Arctostaphylos parryana subsp. parryana V. Soza, L. Gross 1999-9-15 647 Los Angeles Burkhart Trail, N of jct with Rattlesnake Trail; T3N R10W E/2, NW/4 S11 1767 Comment
  RSA634797  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20505 Los Angeles Chilao Campground. 1600 Comment
  RSA634828  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22062 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 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
  RSA635143  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20569 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635242  Arctostaphylos patula Jon E. Keeley 1993-2-1 22590 Los Angeles Mt. Baldy Ski Resort. San Gabriel Mtns. 2280 Comment
  RSA603619  Arenaria macradenia var. kuschei Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10012 Los Angeles Liebre Mountains region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. 1584 Comment
  RSA105987  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-28 2118 Los Angeles Soledad Canyon, 7 miles W of Ravenna, at jct of Hwy with Agua Dulce Creek road Comment
  CAS-BOT-BC401799  Argemone munita subsp. rotundata Gerald B. Ownbey; Findley Ownbey 1954-5-28 2118 Los Angeles Soledad Canyon, 7.0 miles w. of Ravenna, e.g., at junction of Hwy. with Agua Dulce creek road Comment
  SD181429  Argemone rotundata Louis C. Wheeler 1953-9-12 7049 Los Angeles San Gabriel Mountains; Blue Ridge near Grassy Hollow. Comment
  SBBG31467  Aristida adscensionis R. F. Thorne 1966-4-7 35942 Los Angeles Cherry Valley 60 Comment
  LA94389  Artemisia californica Norman A. Cole; May 1964 316 B Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 152 Comment
  SD51874  Artemisia californica Peter H. Raven 1962-7-10 17966 Los Angeles San Clemente Island, upper reaches of Cave Canyon draining southwest from thirst Comment
  SFV18423  Artemisia californica C. Ferguson s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Ecology Trail. Dry, south facing slopes. Comment
  LA200159  Artemisia douglasiana T. A. Geissman; 1967-9-16 TAG 91667 SY-AD Los Angeles Santa Monica Mountains, Santa Ynez Canyon, at Sunset Blvd 38 Comment
  POM304855  Artemisia douglasiana Henry J. Ramsey, Henry J. Ramsey 1937-9-2 231 Los Angeles 2 miles below Mt. Wilson. 1524 Comment
  UCR210103  Artemisia dracunculus R. G. Swinney 2008-10-16 9588 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  CLARK-A1528-1598  Artemisia tridentata John C. Roos 1941-10-4 862 Los Angeles San Gabriel Mountains Comment
  CAS-BOT-BC97281  Artemisia tridentata subsp. parishii H. J. Thompson 1951-1-1 1424 Los Angeles Castaic River near where it joins the Santa Clara River, 1 mi. E of Newhall Ranch along Hwy. #126 289 Comment
  SBBG62479  Artemisia tridentata subsp. parishii Miss Weld 1931-11-15 Los Angeles Lancaster Comment
  SBBG62481  Artemisia tridentata subsp. parishii R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  UC1348910  Asclepias eriocarpa Robert F. Thorne and John Olmsted 1965-8-26 35361 Los Angeles s side Blue Ridge (below Guffy Camp); San Gabriel Mts., Angeles National Forest 2377 Comment
  RSA544572  Asphodelus fistulosus Timothy S. Ross, E. Kellogg 1992-4-13 6137 Los Angeles San Clemente Island: North head of the island, off the E end of the active runway. 43 Comment
  UC61201  Aspidotis californica Harley P. Chandler 1897-4-12 Los Angeles Palmer's Canyon Claremont 731 Comment
  UCR1311  Aspidotis californica F. C. Boutin 1960-5-4 s.n. Los Angeles San Gabriel Mtns., East side of the lake in San Dimas Canyon 457 Comment
  SFV5487  Aspidotis californica W. A. Kelley 1968-1-14 s. n. Los Angeles Santa Susana Mountains Chatsworth. Santa Susana Pass. Comment
  RSA623472  Aster greatae L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon. Comment
  SEINET3859915  Aster subulatus R. G. Swinney 2009-4-17 10386 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa, San Gabriel Canyon was, 0.1-0.5 mi. west of San Gabriel Bike path parking lot, at Azusa Canyon Rd (Hwy 39), ca 0.6 mi. north of Sierra Madre Ave.; 0 213 Comment
  LA35990  Astragalus brauntonii Peter H. Raven; Henry J. Thompson 1960-5-16 15382 Los Angeles Santa Monica Mountains, ridge east of Temescal Canyon, along fire-break 243 Comment
  RSA60147  Astragalus didymocarpus var. dispermus Lois E. James 1946-4-25 1748 Los Angeles Acton, Soledad Canyon. Comment
  CAS-BOT-BC182854  Astragalus douglasii Ernest C. Twisselmann 1962-4-18 6972 Los Angeles Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  RSA730067  Astragalus douglasii R. G. Swinney 1999-5-8 7137 Los Angeles San Gabriel Mtns.: Pinon Hills, Boneyard Canyon near spring not shown on topo, very near LA Co. line. 1463 Comment
  POM184698  Astragalus douglasii var. douglasii Joseph A. Ewan 1932-5-29 7191 Los Angeles Lower Arrastre Canyon, San Gabriel Mountains 915 Comment
  UC862687  Astragalus douglasii var. douglasii Carl B. Wolf 1932-10-21 4365 Los Angeles 1 mi e below Big Pines Park (Swartout Valley, (Swarthout Valley?), San Gabriel Mts.); San Gabriel Mts., Swartout Valley, below Big Pines Park 1981 Comment
  UCR184539  Astragalus gambelianus A. C. Sanders, T. B. Salvato 2007-4-24 33510 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  UCR187194  Astragalus gambelianus A. C. Sanders 2006-4-25 32194 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
  RSA112057  Astragalus lentiginosus var. albifolius H. D. Ripley, R. C. Barneby 1943-6-21 5853 Los Angeles 8 miles N of Lancaster. 640 Comment
  UC63672  Astragalus lentiginosus var. antonius H. M. Hall Jun 3 1900-Jun 6 1900 1485 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon 1889 Comment
  SEINET3416673 Image available Astragalus leucopsis Edith A. Purer 1935-5-11 6548 Los Angeles Malibou Road, Santa Monica Mountains. Comment
  UC82585  Astragalus miguelensis Nevin and Lyon 621 Los Angeles s side San Clemente Island; s side San Clemente Island Comment
  POM26522  Astragalus pycnostachyus var. lanosissimus Marcus E. Jones, Parish 1901-7-5 s.n. Los Angeles Los Angeles Comment
  RSA0006851  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1882-10 1117 Los Angeles Ballona Rancho near Santa Monica Comment
  JEPS54669  Astragalus trichopodus var. lonchus Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  POM25659  Astragalus trichopodus var. lonchus I. M. Johnston 1917-4-11 965 Los Angeles N*r Slough. [locality name change to Laguna Dominguez] 24 Comment
  UC483366  Astragalus trichopodus var. lonchus L. R. Abrams and I. L. Wiggins 1931-7-4 336 Los Angeles White's Landing Channel Islands, , White's Landing (Santa Catalina Island) Comment
  SFV1776  Astragalus trichopodus var. phoxus K. A. Wilson 1961-3-11 994 Los Angeles San Gabriel Mountains San Francisquito Canyon Road and Clearwater Canyon. 640 Comment
  POM9532  Astragalus trichopodus var. phoxus P. A. Munz, R. D. Harwood 1920-5-17 3994 Los Angeles Topango Canon [now Topanga Canyon], Santa Monica Mountains. 213 Comment
  RSA452453  Atriplex Anstruther Davidson s.n. Los Angeles San Gabriel Mountains. Comment
  UC1980255  Atriplex amnicola R. E. Riefner Jr. 2006-7-8 06 -289 Los Angeles City of Malibu, Malibu Lagoon at Pacific Coast Hwy. Comment
  LA211269  Atriplex amnicola Arthur C. Gibson; 2003-8-28 4886 Los Angeles SANTA MONICA MOUNTAINS, Malibu Beach State Park, along nature trail. Comment
  RSA729016  Atriplex californica R. F. Thorne 1973-09 44726 Los Angeles Santa Catalina Island. Blue Cavern Point Comment
  RSA233612  Atriplex californica R. F. Thorne 1970-3-6 39387 Los Angeles Santa Catalina Island. Above Cotton Canyon Beach. 8 Comment
  RSA452437  Atriplex canescens Chris Henne 1944-4-20 s.n. Los Angeles Lovejoy Buttes, Antelope Valley Comment
  SBBG65414  Atriplex canescens var. canescens R. Hoffmann 1927-9-23 Los Angeles Mint Cyn Comment
  CAS-BOT-BC168276  Atriplex canescens var. canescens Vernon Bailey 1907-10-20 s.n. Los Angeles San Pasqual Valley Comment
  LA204699  Atriplex canescens var. canescens Joseph Andorfer Ewan; 1930-10-22 3424 Los Angeles Bouquet Canyon Road out of Saugus 365 Comment
  RSA645703  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13957 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F. 701 Comment
  SD232658  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13943 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Hwy at Ave G, to 1/10 mi.NW of intersection. 705 Comment
  CATA1746  Atriplex coulteri Mark L. Hoefs, Steven A. Junak, Ralph Philbrick 2001-5-18 3174 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground 225 Comment
  RSA3035  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  UC1587572  Atriplex lentiformis Tim Ross 1991-9-2 5932 Los Angeles near Yerba Buena Road x Yerba Buena Road x Mulholland Highway (Santa Monica Mountains); Triunfo Pass Quad., Santa Monica Mountains 502 Comment
  SD67741  Atriplex nummularia Carl B. Wolf 1931-12-30 2636 Los Angeles Coastal bluffs at Playa del Rey. 29 Comment
  SBBG131894  Atriplex pacifica S. A. Junak, D. Wilken 1996-3-27 SCI 255 Los Angeles small knoll along coastline, just N of Eel Cove Cyn 15 Comment
  UC729479  Atriplex parryi Carl B. Wolf 1932-9-15 4084 Los Angeles 2 blocks w of center of town Lancaster (Mojave Desert, Antelope Valley); Mojave Desert, Antelope Valley, Lancaster 718 Comment
  SBBG131714  Atriplex prostrata S. A. Junak 1999-5-22 SCa 1009 Los Angeles Goat Harbor, at E end of beach, at mouth of cyn 1 Comment
  JEPS59569  Atriplex rosea Frank W. Peirson 1923-8-30 4009 Los Angeles Lone Pine Canyon San Gabriel Mountains, Lone Pine Cayon, Cyde Ranch (Clyde Ranch) Comment
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Feb 21 2013
  UCR203227  Atriplex serenana R. G. Swinney 2005-7-21 8338 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA251429  Atriplex watsonii R. F. Thorne 1966-4-16 36034 Los Angeles San Clemente Island, 2/3 mile SSE of Eel point and N of seal Cove, SW side of island. 30 Comment
  LA103454  Avena barbata Barry A. Prigge; 1986-3-20 6971 Los Angeles Tehachapi Mountains, 0.4 mi E of Gorman on Lancaster Rd 1127 Comment
  RSA593770  Avena barbata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8561 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA593769  Avena fatua Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8562 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA599967  Avena fatua L. C. Wheeler 1968-3-21 s.n. Los Angeles Glendora Ridge Truck Trail. 610 Comment
  UCR256870  Avena fatua R. G. Swinney 2010-6-8 13216 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  SEINET10868752  Avena fatua Amelia F. Eby Eby s.n. Los Angeles Comment
  RSA709378  Azolla filiculoides A. C. Sanders 2003-8-6 27137 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 320 Comment
  RSA0034489  Azolla filiculoides Philip R. Brown 1971-1-8 s.n. Los Angeles Canon de Lana, L.A. Pierce College. 279 Comment
  CAS-BOT-BC98731  Baccharis douglasii D. E. Breedlove 1961-9-24 1288 Los Angeles Middle Ranch Canyon, 1/2 mi. above Ben Weston Beach; Santa Catalina Island 60 Comment
  UCR95542  Baccharis glutinosa Steve Boyd, L. Raz 1996-9-24 8934 B Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  IRVC24044  Baccharis pilularis subsp. consanguinea Fred M. Roberts, Gordon Marsh 1985-10-16 2479 Los Angeles Long Beach: Los Angeles River Channel between Willow St. and Pacific Coast Hwy, 3-4.5km from ocean, along margin of channeled river course in early successional riparian habitat, sandy soil. southern coastal 5 Comment
  OBI56533  Baccharis pilularis var. consanguinea Louis C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mtns: Placerita Cayn ca. 1/2 mi beyond Oak of the Golden Dream (same location as spring collection). Comment
  LA105287  Baccharis salicifolia Barry A. Prigge; 1988-10-8 8371 Los Angeles Santa Susana Mountains, East Canyon, ca. 2 mi. SSE of Newhall and from the mouth of the canyon at the Old Road to ca 1/8 mi. up canyon 444 Comment
  POM350363  Baccharis salicifolia B. C. Templeton, I. W. Clokey 1930-3-11 414 Los Angeles Near Beverly Blvd Westwood 200 Comment
  SD66843  Baccharis salicifolia R. Mitchel Beauchamp 1967-6-2 541 Los Angeles San Clemente Island, halfway between Eel Point and the sand dunes. 29 Comment
  SFV3746  Baccharis salicifolia P. M. Kennamer 1959-3-25 110 Los Angeles Santa Monica Mountains 2.9 miles west of Beverly Glen on Mullholland Drive. 396 Comment
  UCSB27675  Baccharis salicifolia Lavinger, S. 1975-10-6 Los Angeles On Angeles Crest Highway, 0.3 miles north of Angeles Crest Ranger Station; San Gabriel Mountains 762 Comment
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Nov 12 2014
  LA209797  Baccharis sergiloides Carl Wishner; 1999-9-21 34531 Los Angeles Santa Monica Mountains, Sepulveda Canyon, East Sepulveda Canyon Fire Road and fuelbreak 323 Comment
  CAS-BOT-BC75755  Berberis nevinii C. Darland 1931-5-12 s.n. Los Angeles San Fernando. Comment
  SEINET6078263  Berberis nevinii Mark Elvin, Wall, M. 1997-1 Los Angeles Comment
  CAS-BOT-BC169398  Betula Antone Blazic 1923-3-2 2 Los Angeles Los Angeles Comment
  SD80978  Bituminaria bituminosa Wesley O. Griesel 1962-5-28 620 Los Angeles Fire road west of lower Millard Canyon, San Gabriel Mountains. 609 Comment
  UCSB71759  Bituminaria bituminosa White, Scott 2003-10-22 Los Angeles San Gabriel Mountains: foothills above Sierra Madre; Los Angeles Dept. of Public Works "Sierra Madre" Debris Basin; northern terminus of Sumac St.; T1N R11W S16, NW1/4 366 Comment
  RSA714714  Bloomeria crocea A. C. Sanders 2005-5-5 29928 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark Plum. 701 Comment
  UC187714  Bloomeria crocea Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Catalina Island Comment
  RSA585153  Boechera Timothy S. Ross, S. D. Boyd 1990-5-31 2734 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  SFV17371  Boechera arcuata J. N. Hogue 1998-4-7 106 .1 Los Angeles San Gabriel Mountains Arroy Seco at Switzer's Picnic Area. 976 Comment
  SEINET13203153 Image available Boechera californica R. G. Swinney 2009-1 11261 Los Angeles Transverse Range; San Gabriel Mtns.: summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. (Chilao Flat 7.5' Q.) (T3N R11W S18) 1908 Comment
  RSA0129465  Boechera pulchra Scott D. White, Pam De Vries 2006-5-10 11447 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCSB27912  Boechera pulchra Kunze, G. 1971-4-17 Los Angeles 245th Street; 4.6 miles south of Avenue D; Antelope Valley 914 Comment
  CAS-BOT-BC145864  Bothriochloa barbinodis Carl B. Wolf 1932-10-3 4206 Los Angeles Santa Catalina Island. Road to Renton Mine, about 1 mile from junction with Wrigley Drive. 304 Comment
  CATA637  Bothriochloa barbinodis Mark L. Hoefs 1102 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  RSA187948  Bothriochloa barbinodis R. F. Thorne 1966-4-28 36196 Los Angeles Santa Catalina Island: Renton Mine Road, E end island 152 Comment
  LA201701  Boykinia rotundifolia Arthur C. Gibson; 2001-5-18 4830 Los Angeles SANTA MONICA MOUNTAINS, Big Sycamore Canyon, Point Mugu State Park, near boundary of Point Mugu State Park and Circle X. Comment
  SD60387  Boykinia rotundifolia Peter H. Raven 1961-10-1 16779 Los Angeles San Gabriel Mountains, upper Evey Canyon, shaded walls of narrow gorge 914 Comment
  UCR164843  Boykinia rotundifolia Naomi Fraga, Lisa Rojas 2005-7-7 1608 Los Angeles Transverse Ranges: San Gabriel Mountains region, Cucamonga Canyon, past the gaging station just south of the narrows 732 Comment
  UCR194626  Boykinia rotundifolia R. G. Swinney 1998-8-30 6857 Los Angeles San Gabriel Mtns., south fork of Dry Lake Canyon, a western tributary of San Antonio Canyon 994 Comment
  RSA190927  Brachypodium distachyon R. F. Thorne 1967-5-19 36891 Los Angeles Santa Catalina Island: between Little and Shark Harbors 6 Comment
  UC1117452  Brachypodium distachyon Peter H. Raven 1962-5-20 17771 Los Angeles road above Pebbly Beach (Santa Catalina Island); Santa Catalina Island 60 Comment
  RSA0073386  Brassica geniculata R. G. Swinney 2010-3-18 11986 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA0084244  Brassica nigra R. F. Thorne, A. C. Gibson 1971-5-22 39756 Los Angeles Angeles National Forest; Fish Canyon 396 Comment
  RSA607705  Brickellia californica Scott D. White, Pam De Vries 1997-11-25 6027 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. 244 Comment
  CAS-BOT-BC106140  Brickellia nevinii Peter H. Raven 1959-10-25 14703 Los Angeles Santa Monica Mountains - Mulholland Highway 4.4 miles north-east of Coast Highway 243 Comment
  CAS-BOT-BC106147  Brickellia nevinii Ernest Braunton 1902-7-8 517 Los Angeles Sherman Comment
  CAS-BOT-BC106148  Brickellia nevinii Fordyce Grinnell 1915-9-5 s.n. Los Angeles Echo Mts. - San Gabriel Mts. Comment
  LA31691  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-31 14723 Los Angeles Santa Monica Mountains, Mandeville Canyon, 5.8(?) mi N of Sunset Blvd 365 Comment
  RSA509618  Brickellia nevinii L. C. Wheeler 1966-11-23 9150 Los Angeles San Gabriel Mountains. Devil's Canyon, near mouth where it suddenly narrows. Comment
  SEINET186295  Brodiaea capitata var. pauciflora I. W. Clokey, R. C. Anderson 1938-5-17 7875 Los Angeles Lovell Canyon. 1600 Comment
  POM364038  Bromus Robert M. Perkins 1936-2-23 95 Los Angeles Los Angeles. Comment
  UCR190042  Bromus R. G. Swinney 1998-10-3 7001 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  RSA12272  Bromus arizonicus C. B. Wolf 1934-4-11 5646 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  CAS-BOT-BC149415  Bromus berteroanus G. B. Grant 1903-4-7 s.n. Los Angeles Glen Way near Los Angeles. Comment
  RSA364056  Bromus carinatus Bonnie C. Templeton 1932-7-20 5019 Los Angeles Big Pines Park 2092 Comment
  CAS-BOT-BC149185  Bromus carinatus var. carinatus S. B. Parish 1895-5-1 s.n. Los Angeles Antelope Valley. Comment
  CAS-BOT-BC149576  Bromus carinatus var. carinatus Timothy S. Ross; Steve Boyd 1990-5-31 2747 Los Angeles San Gabriel Mountains. Ridge descending northward from Mount Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1847 Comment
  RSA719752  Bromus carinatus var. carinatus R. G. Swinney, Dave Larson 1996-7-17 5141 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  CAS-BOT-BC148923  Bromus carinatus var. marginatus Ernest C. Twisselmann 1959-6-2 5330 Los Angeles Summit of Liebre Mountain. 1645 Comment
  SEINET935037  Bromus carinatus var. marginatus Tim Ross, Steve Boyd, Peter Fritsch 1990-1 3879 Los Angeles Rancho Santa Ana Botanic Garden, between Horse Camp Canyon and Robinson Canyon, Liebre Mt. 7.5 (QUAD) 1475 Comment
  POM364044  Bromus catharticus Gary D. Wallace 1979-4-13 1676 Los Angeles LASCA Arcadia. Comment
  SBBG56612  Bromus diandrus R. Hoffmann 1929-4-26 Los Angeles near Camulos Comment
  UC440487  Bromus diandrus Carl Epling, Lincoln Ellison 1929-4-27 Los Angeles Santa Monica Mountains, Topanga Canyon Topanga Canyon; Santa Monica Mountains, Topanga Canyon Comment
  UCR205056  Bromus diandrus R. G. Swinney 2008-3-31 8590 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA757063  Bromus grandis R. G. Swinney 2008-6-18 9063 Los Angeles Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  SBBG56554  Bromus grandis R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR179300  Bromus grandis R. G. Swinney 1989-6-27 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.7 mi. east of Glendora Mtn. Road, at 'Maple Canyon 427 Comment
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Mar 14 2017
  POM155634  Bromus hordeaceus M. B. Dunkle 1928-4-10 1842 Los Angeles Santa Catalina Island. Above Parson's. 244 Comment
  UCR102380  Bromus madritensis subsp. madritensis L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mtns., Devil's Canyon, just above the upper falls, below the campground, east of windy gap. 1006 Comment
  LA33360  Bromus madritensis subsp. rubens Peter H. Raven; 1959-5-3 14090 Los Angeles SANTA MONICA MOUNTAINS, Woodrow Wilson Dr, 1.6 mi W of Cahuenga Pass. 304 Comment
  UCR220159  Bromus rubens R. G. Swinney 2009-4-2 10263 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  RSA624472  Bromus sterilis L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Near the mouth, east side Little Tujunga. Near BM. 1227 487 Comment
  UCSB49805  Bromus tectorum Black, Nan 1968-5-10 Los Angeles 25 yds S of Escondido Canyon Rd, 0.3 mi S of jct with State Highway 14 914 Comment
  LA33358  Bromus tectorum Peter H. Raven; Henry J. Thompson 1959-5-5 14109 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  CATA1155  Cakile maritima Mark L. Hoefs 1995-5-30 2147 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  LA91497  Calandrinia breweri Bruce Douglas Clayton; Greg Shaw 1972-4-15 97 (b) Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, firebreak, west slope of BDC peak 586 Comment
  LA104163  California macrophylla T. Thomas; April 1983 568 Los Angeles Santa Monica Mountains, Malibu Creek State Park, Cistern Trail to Reagan Ranch below Overlook Trail junction Comment
  RSA733392  Calocedrus decurrens R. G. Swinney 2001-6-2 7966 Los Angeles Mojave Desert: Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  RSA786900  Calocedrus decurrens Doris Bowers 1957-4-27 36 Los Angeles Camp LaVerne, Barton Flats 2134 Comment
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Jul 19 2013
  SBBG56420  Calocedrus decurrens R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
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Jun 11 2015
  LA211144  Calocedrus decurrens Arthur C. Gibson; 2010-3-16 5310 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, near culvert beneath trail, Bulldog Trail. Comment
  RSA732927  Calochortus albus Richard 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, ca. 1000m 610 Comment
  CAS-BOT-BC132264  Calochortus catalinae Ernest Braunton 1902-5-5 268 Los Angeles Glendora Comment
  LA22340  Calochortus catalinae Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SBBG77313  Calochortus catalinae F. R. Fosberg 1932-5-6 8167 Los Angeles hill N of Avalon 50 Comment
  UC1929606  Calochortus catalinae Mark Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 368 Los Angeles Channel Island; Santa Catalina Island: Santa Catalina Island. Ridge top running due west of jct Divide Rd and road to Avalon. Comment
  UCR129357  Calochortus catalinae B. A. Prigge 1986-3-19 6931 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.3 mi west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  UCR153333  Calochortus clavatus A. C. Sanders, T. B. Salvato 2005-4-26 29720 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
  RSA68648  Calochortus kennedyi var. kennedyi Frank W. Peirson 1921-5-20 1667 Los Angeles Hills west of Little Rock Canyon and at least 150 feet above it. at 3700 ft. north slope of San Gabriel Mountains. 1128 Comment
  RSA701596  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1240 Los Angeles Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon. 1341 Comment
  SEINET3992041  Calochortus plummerae Ira W. Clokey, B. Templeton 1929-6-1 4579 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  UCR147544  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah De Groot, Paul Morton 2004-6-3 1240 Los Angeles Transverse Ranges; San Gabriel Mountains, Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon 1341 Comment
  POM294644  Calochortus splendens Lyman Benson 1946-5-13 12083 Los Angeles Midway between Pomona and Brea. Pacific Slope Drainage Area, Puente Hills. 274 Comment
  UCR205282  Calochortus splendens Valerie Soza, Sarah J. De Groot 2003-6-11 1655 Los Angeles San Gabriel Mountains, Prairie Fork, southeast of Cabin Flat 1799 Comment
  RSA369026  Calochortus venustus Anstruther Davidson 1914-05 s.n. Los Angeles Newhall. Comment
  UCR281148  Calyptridium monandrum R. G. Swinney 2014-4-30 16255 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
  UCR259902  Calystegia macrostegia R. G. Swinney 2010-4-23 12335 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA764272  Calystegia macrostegia Doris Bowers 1957-5-2 738 Los Angeles Road to Puddingstone, LaVerne 320 Comment
  UC1594401  Calystegia macrostegia subsp. amplissima Tim Ross 1992-4-14 6178 Los Angeles central e side San Clemente Island (stabilized rocky slop ca 230m distant from where Nanny Canyon drainage meets sea); central e side San Clemente Island, <nr> Nanny Canyon 74 Comment
  UCR200012  Calystegia macrostegia subsp. intermedia Valerie Soza, Mariam Sidibeh 2003-3-26 1602 B Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Haines Canyon Park vicinity, SSW of Dorothy and Estepa Drive intersection 549 Comment
  SBBG8209  Calystegia peirsonii A. Parikh, N. Gale 1999-5-22 LA- 6 Los Angeles Rio Dulce site, S of Agua Dulce and Hwy 14, E of Agua Dulce Cyn Rd, N of Soledad Cyn 750 Comment
  RSA756011  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-4-30 2579 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  RSA530923  Camelina microcarpa Rochnell 1920-05 s.n. Los Angeles Glendale. Comment
  RSA0055772  Camissonia bistorta R. G. Swinney 2010-4-28 12390 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. 488 Comment
  RSA465674  Camissonia bistorta H. de Forest s.n. Los Angeles Palisades del Rey, at the beach Comment
  SFV6454  Camissonia campestris T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 207 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  UC1594367  Camissonia confusa Tim Ross 1992-5-17 6337 Los Angeles center w side of the San Gabriel Reservoir San Gabriel Mountains (short easterly spur canyon along Hwy 39) 463 Comment
  UCR223491  Camissonia hirtella R. G. Swinney 2009-6-8 11076 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
  RSA762057  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2008-5-16 3103 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  RSA551279  Camissonia micrantha Unspecified s.n. Los Angeles Santa Monica Mountains Comment
  RSA608317  Camissonia micrantha Louis C. Wheeler 1930-5-24 44 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA653474  Camissonia micrantha Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 786 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  RSA449230  Camissonia pallida subsp. pallida Robert Gustafson, Gary D. Wallace 1982-4-26 2541 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  POM49678  Camissonia strigulosa L. R. Abrams 1901-4-3 1261 Los Angeles Santa Monica Mountains. Comment
  SD186261  Camissoniopsis bistorta A. C. Sanders, Andy Thompson 2003-4-15 26017 Los Angeles Newhall Ranch, 500 ft. south of Magic Mountain theme park. 351 Comment
  SDSU3335  Camissoniopsis bistorta H. Wedberg 1958-4-26 260 Los Angeles Santa Monica Mountains, Mulholland Drive about a nile west from the fire station which is a mile or so west from Roscomare Drive x Molholland. 451 Comment
  UC306296  Camissoniopsis cheiranthifolia subsp. suffruticosa I. Johnston 1917-6-10 1334 Los Angeles sand dunes Playa del Rey Comment
  CAS-BOT-BC160533  Camissoniopsis lewisii LeRoy Abrams 1913-4-8 3232 Los Angeles Railroad embankment, Inglewood Comment
  JEPS51657  Canbya candida Frank W. Peirson 1921-5-19 2412 Los Angeles San Gabriel Mountains, Little Rock Creek, North Slope Cajon Pass North Slope Cajon Pass; San Gabriel Mountains, Little Rock Creek 1036 Comment
  RSA600193  Capsella bursa-pastoris Steve Boyd, Lauren Raz 1997-5-29 9907 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  SDSU2474  Capsella bursa-pastoris A. H. Gallup 1948-2-24 112 Los Angeles Claremont - open fields on 9th and Amhearst Sts. 366 Comment
  SFV1450  Cardamine californica P. G. Kilburn 1958-2-15 604 Los Angeles Santa Monica Mountains Sepulveda Canyon, Mission Fire Road. Ravine going south about 200 yards west of Sepulveda Blvd. 366 Comment
  RSA593766  Cardamine californica var. californica Steve Boyd, Michael Wall 1996-4-4 8545 Los Angeles Liebre Mountains, Angeles National Forest, lower Ruby Canyon, along Ruby Canyon Road ca 0.85 mi east of the jtn with Lake Hughes Road, upstream from the confluence of Ruby Canyon and Elizabeth Lake Canyon at the northwestern base of Red Mountain. 610 Comment
  RSA484619  Cardamine californica var. californica E. Crow 1929-2-17 156 Los Angeles mouth of Big Dalton Canyon Comment
  RSA484616  Cardamine californica var. integrifolia Blanche Trask 1897-03 s.n. Los Angeles Avalon, Catalina island Comment
  UCD114551  Cardamine oligosperma Daryl Koutnik 1978-3-24 152 Los Angeles west side of Decker Road, south of Carlisle Road. 487 Comment
  RSA89049  Carduus nutans George W. Garrettson 1954-7-9 s.n. Los Angeles Rancho San Vicente at La Puente and Lemon Streets, Walnut. Comment
  UCR136842  Carduus pycnocephalus John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  CAS-BOT-BC18180  Carex C. B. Clokey; B. C. Templeton; I. W. Clokey 1930-5-13 4613 Los Angeles South end of Bouquet Canyon. 500 Comment
  CAS-BOT-BC177175  Carex alma Steve Boyd; Amber Maurice 2004-5-18 11336 Los Angeles Transverse Ranges; Liebre Mountains region: Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  RSA0106496  Carex alma R. G. Swinney 2011-10-18 15832 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA777615  Carex alma Orlando Mistretta, Christine Mistretta 2010-5-19 5141 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  SBBG125527  Carex alma A. Parikh, N. Gale 2010-6-15 3292 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  UCR210264  Carex alma R. G. Swinney 2008-8-13 9377 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  SEINET13323797  Carex alma I. W. Clokey 1930-5-13 4617 Los Angeles Boquet Canyon 450 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
  RSA191375  Carex multicaulis Robert F. Thorne 1967-7-19 37148 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  SEINET10652996  Carex multicaulis Jason R. Grant, W. Wheeler 1904-5-17 Grant 138 /6223 Los Angeles Mt. Wilson 2 Comment
  UC1922841  Carex praegracilis Naomi Fraga with Sarah M. Siedschlag 2006-5-17 1677 Los Angeles Transverse Ranges; San Gabriel Mountains region: Indian Canyon Road (4N37). Comment
  RSA597737  Carex rossii Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3793 Los Angeles San Gabriel Mountains. Natural depression SSW of Crystal Lake 1692 Comment
  PASA619  Carex schottii Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA729102  Carex senta R. G. Swinney 1999-7-5 7497 Los Angeles San Gabriel Mtns.:head of Cedar Canyon, meadow on north side of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2037 Comment
  CAS-BOT-BC115646  Carex triquetra Alfred James McClatchie 1893-3-25 s.n. Los Angeles Hillside in Pasadena. Comment
  CAS-BOT-BC115671  Carex triquetra George B. Grant 1902-5-1 s.n. Los Angeles Glendora Comment
  SBBG13648  Carex triquetra P. H. Raven 1962-5-21 17813 Los Angeles lower end of Bullrush Cyn 198 Comment
  RSA254327  Carex triquetra James R. Shevock 1975-3-22 4021 Los Angeles 1 mile west of Black Jack Campground, Cottonwood Canyon. 290 Comment
  SD40042  Carpobrotus chilensis Edith A. Purer 1931-2-21 112 Los Angeles El Segundo Comment
  POM155576  Castilleja affinis M. B. Dunkle 1928-4-11 1846 Los Angeles Emerald Bay, Santa Catalina Island. 30 Comment
  SBBG66844  Castilleja affinis R. Hoffmann 1928-7-7 Los Angeles Soledad Cyn Comment
  JEPS19718  Castilleja affinis subsp. affinis Peter H. Raven with H. L. Wedberg 1957-6-15 10905 Los Angeles 0.8 mi n U.S. Hwy. 101A; Santa Monica Mountains, Latigo Canyon Comment
  RSA776318  Castilleja angustifolia R. G. Swinney 2009-4-29 10607 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  OBI9639  Castilleja applegatei subsp. martinii Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Hwy 2 near Camp Valcrest San Gabriel Mts 1829 Comment
  RSA588969  Castilleja applegatei subsp. martinii Orlando Mistretta 1994-6-8 1350 Los Angeles Little Rock Creek, un-named drainage draining N slope of Bare Mountain 1738 Comment
  CATA251  Castilleja exserta Mark L. Hoefs, A. Douglas Propst 1973-5-4 251 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  RSA725649  Castilleja exserta Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 424 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  UCSB6116  Castilleja exserta subsp. exserta Ellis, Richard 1960-4-11 Los Angeles Tapia park; on Malibu Cyn Rd; approx. 8 mi N of 101 hiway 609 Comment
  RSA4327  Castilleja foliolosa S. K. 1909-6-21 55 Los Angeles Claremont. Comment
  SBBG17988  Castilleja foliolosa E. R. Blakley 1963-4-7 5525 Los Angeles Middle Ranch Cyn, ca. 2.5 mi above Middle Ranch 274 Comment
  JEPS32577  Castilleja foliolosa L. R. Heckard 1953-5-2 366 Los Angeles Mt. Orizaba, just off airport road Santa Catalina Island Comment
  RSA578823  Castilleja foliolosa Tim S. Ross, Darin Banks 1994-4-13 7513 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  RSA582913  Castilleja grisea Mark A. Elvin, Gery Allan 1995-5-20 16 Los Angeles San Clemente Island: SW tip of island S of Guds on lowest coastal terrace; alt- 10' 3 Comment
  SBBG132119  Castilleja grisea S. A. Junak 1996-4-13 SCI 325 Los Angeles second cyn S of Bryce Cyn 213 Comment
  CAS-BOT-BC32537  Castilleja gyroloba Francis Whittier Pennell 1940-4-18 25140 Los Angeles Route 99 near Oak Flat Camp 914 Comment
  JEPS14041  Castilleja linariifolia Rimo Bacigalupi 1952-8-9 3900 Los Angeles mouth of Holcomb Canyon, along Big Rock Creek canyon road, n base of the San Gabriel Range Holcomb Canyon; San Gabriel Range, Holcomb Canyon 1188 Comment
  SD127515  Castilleja martinii var. martinii Reid Moran 1967-7-22 14095 Los Angeles Canyon S of Chilao, San Gabriel Mtns 1550 Comment
  UCR172448  Castilleja minor subsp. spiralis Anuja Parikh, Nathan Gale 2005-7-7 2127 Los Angeles Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44 290 Comment
  UCR256216  Castilleja minor subsp. spiralis R. G. Swinney 2010-6-4 13027 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA448605  Castilleja subinclusa subsp. subinclusa Francis W. Pennell 1940-4-18 25136 Los Angeles Route 99, sandstone slope, east of Gorman. 1128 Comment
  LA51297  Caulanthus amplexicaulis W. R. Ernst; 1947-1 sn Los Angeles San Gabriel Mountains, Crystal Lane Park Comment
  RSA600414  Caulanthus amplexicaulis Steve Boyd, Lauren Raz 1997-4-30 9633 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  UCR192847  Caulanthus amplexicaulis R. G. Swinney 1998-7-6 6289 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  POM369304  Caulanthus coulteri Ora M. Clark 1929-3-30 1904 Los Angeles W. Lancaster. Comment
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Apr 10 2012
  SEINET12005199  Caulanthus coulteri J. F. Bright 1935-1 1016 Los Angeles Antelope Valley Comment
  CAS-BOT-BC41134  Caulanthus heterophyllus Wesley O. Griesel 1962-3-31 s.n. Los Angeles Santa Monica Mountains. Cornell Post Office. 152 Comment
  UCR142887  Caulanthus lasiophyllus Christopher Davidson 1973-3-26 1738 Los Angeles Western Transverse Range, Escondido Canyon Rd., c. 1 mi NE of jct. with Agua Dulce Rd. 762 Comment
  CAS-BOT-BC47950  Ceanothus arboreus Robert F. Thorne; P. C. Everett 1964-2-6 33293 Los Angeles N-facing slope above Fourth of July Cove, Santa Catalina Island 30 Comment
  CAS-BOT-BC48730  Ceanothus crassifolius L. E. Cox 1908-3-31 s.n. Los Angeles Lower slopes of Mt. Wilson 609 Comment
  CAS-BOT-BC48744  Ceanothus crassifolius Brandegee 1889-5-1 83 Los Angeles Soledad Canyon Comment
  RSA786777  Ceanothus crassifolius Doris Bowers 1957-3-24 632 Los Angeles Millard's Canyon N/o Altadena 1220 Comment
  UCR198327  Ceanothus crassifolius Gary Kovnat, LeRoy Gross 2003-1-19 06 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail Comment
  UCR205102  Ceanothus crassifolius R. G. Swinney 2008-4-11 8664 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  LA212254  Ceanothus crassifolius Vincent Arellano; 1980-6-2 33 Los Angeles 2.5 miles south of Placerita at marker 480. West side of road. 640 Comment
  SBBG68373  Ceanothus cuneatus var. cuneatus R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  JEPS46262  Ceanothus greggii var. vestitus A. E. Wieslander Apr 1928 Los Angeles Rock Creek San Gabriel Mountains, N side Comment
  POM184695  Ceanothus greggii var. vestitus Joseph A. Ewan 1932-5-29 7223 Los Angeles trail in Arrastre Canyon. 1372 Comment
  CAS-BOT-BC50150  Ceanothus integerrimus Geo. B. Grant 1904-5-17 149 Los Angeles Mt. Wilson, So. Calif. 1828 Comment
  UC1070775  Ceanothus integerrimus H. A. Jensen 1933-5-23 308 Los Angeles near Barley Flats Tujunga quad., Angeles Nat. For. 1584 Comment
  UC1595278  Ceanothus integerrimus Tim Ross and Peter Fritsch 1990-6-20 3685 Los Angeles Rincon-Red Box Rd (2N24) San Gabriel Mts. (ridgetop between W Fork San Gabriel River and Roberts Canyon.) 1328 Comment
  RSA774283  Ceanothus leucodermis R. G. Swinney 2009-6-8 11085 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1552128  Ceanothus leucodermis David Charlton 1988-4-2 1487 Los Angeles Cleghorn Road turnoff on Cajon Pass, I 15, Swarthout Valley Road to end pavement under powerline; Valley surrounded by hills about 5500 ft 1524 Comment
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Feb 4 2015
  SEINET12209913  Ceanothus leucodermis M. T. Doutt 1931-1 643 Los Angeles Sierra Madre Mts. Trail between Mt. Lowe and Mt. Wilson 1768 Comment
  CATA3238  Ceanothus megacarpus Julie L. King 2017-1-18 49 Los Angeles Santa Catalina Island: East End Quarry, just west of main office parking lot 23 Comment
  CAS-BOT-BC50485  Ceanothus oliganthus L. R. Abrams 1906-7-19 s.n. Los Angeles Mount Wilson Trail 1066 Comment
  CAS-BOT-BC50496  Ceanothus oliganthus W. R. Dudley 1907-12-1 s.n. Los Angeles Saw-pit Canyon (near Monrovia) Comment
  RSA126752  Ceanothus oliganthus Peter H. Raven, H. J. Thompson 1959-4-3 13919 Los Angeles Saddle Peak 808 Comment
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Feb 10 2011
  UC775005  Ceanothus oliganthus var. oliganthus Carl B. Wolf 1941-8-2 11134 Los Angeles 2.7 mi s Frenchman Flats Forest Service Camp; Liebre Mts. Comment
  CAS-BOT-BC63307  Ceanothus spinosus Peter H. Raven 1959-3-1 13825 Los Angeles Mount Holleywood Drive 0.8 mi. s. of Vista del valle Dr. Griffith Park. 396 Comment
  UC1071356  Ceanothus spinosus R. St. John 1930-1-20 74 Los Angeles 2 1/2 mi e Triunfo Pass (Plot 9); Triunfo Pass Quad. Comment
  UC18426  Ceanothus spinosus State Survey 1860-12-15 56 Los Angeles Sierra Santa Monica Comment
  UC55334  Ceanothus spinosus J. H. Barber 1897-1-9 12 Los Angeles Santa Monica Canyon Comment
  UCR98730  Ceanothus vestitus Steve Boyd, Lauren Raz 1997-5-1 9688 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  SEINET11740293  Cedrus libani Unknown 1968-1 s.n. Los Angeles Topango Canyon, ca 45 mi N of Los Angeles Comment
  SBBG31301  Centaurea cineraria R. F. Thorne with P. C. Everett 1965-6-23 35016 Los Angeles Hamilton Cyn, N of Descanso Cyn 60 Comment
  CATA2946  Centaurea cyanus Sarah Ratay, Tyler Dvorak 2010-7-10 126 Los Angeles Santa Catalina Island: Airport Road above Whites Landing 410 Comment
  UCD129955  Centaurea diluta T. C. Fuller 1963-6-26 10713 Los Angeles southeast corner of Imperial and Success Aves., Watts dist. Comment
  LA94403  Centaurea melitensis Norman A. Cole; May 1964 334 A Los Angeles 579 Comment
  SBBG31088  Centaurea solstitialis R. F. Thorne 1966-9-14 36624 Los Angeles Middle Ranch, Middle Ranch Cyn 213 Comment
  SFV12497  Centaurea solstitialis M. H. Grayum, H. Grayum, K. Felt, J. Horowitz 1977-10-30 842 Los Angeles Santa Monica Mountains Century Ranch. Roadside. 152 Comment
  SFV10206  Centaurium venustum J. G. Cuti 1978-6-20 s. n. Los Angeles About 0.5 miles off Santa Susana Pass Road on Box Canyon Road. Comment
  RSA729789  Centrostegia thurberi R. G. Swinney 1998-6-12 6965 Los Angeles San Gabriel Mtns.: 3 miles west of Pinion Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek. 1378 Comment
  SBBG62310  Centrostegia thurberi R. Hoffmann 1929-5-20 Los Angeles Redman Comment
  UC55744  Centrostegia thurberi var. thurberi J. Burtt Davy May 9 1896-May 24 1896 2317 Los Angeles Antelope Valley, Llano Verde, at Mr. Bell's Antelope Valley; , Llano Verde Comment
  UC466616  Cercocarpus betuloides var. betuloides J. Burtt Davy May 9 1896-May 24 1896 2535 Los Angeles 5 mi se of Neenach (Antelope Valley, Manzana); Antelope Valley, Manzana 874 Comment
  LA88745  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 28 2 Los Angeles Santa Catalina Island, Renton Mine Rd Comment
  LA88754  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-29 35 Los Angeles Santa Catalina Island, above Avalon Comment
  SBBG17985  Cercocarpus betuloides var. blancheae E. R. Blakley 1963-4-7 5534 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  UCD22490  Cercocarpus betuloides var. blancheae Brian Vanden Heuvel 2003-5-8 219 Los Angeles Santa Monica Mountains. On Decker Rd., 1 mile north of junction of Mulholland Hwy. and Decker Rd. Comment
  SD69027  Cercocarpus betuloides var. blancheae Robert F. Thorne, D. Propst 1968-5-29 37693 Los Angeles Santa Catalina Island: North slope of Black Jack Mountain, at upper end Swain's Canyon towards Echo Lake. 395 Comment
  RSA0080768  Cestrum nocturnum R. G. Swinney 2010-6-11 13247 Los Angeles Azusa/Duarte, walking path under the Puente Largo RR bridge, main channel of San Gabriel River Wash, 0.5 mile north of Foothill Blvd. 184 Comment
  CHSC100187  Chaenactis artemisiifolia John Dittes 2006-6-4 1394 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.4 air miles northwest of Chatsworth High School, ca. 1.1 air mile west of Topanga Blvd. ca. 0.7 air miles east x northeast of Santa Susana Pass. 403 Comment
  RSA0080393  Chaenactis artemisiifolia R. G. Swinney 2010-3-24 12100 Los Angeles Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge. 503 Comment
  UCR123637  Chaenactis fremontii Steven R. Hill, K. Kramer 2001-4-22 33372 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
  RSA595117  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8577 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N05, 6.2 road miles from jtn with 8N05. 1174 Comment
  RSA748778  Chaenactis glabriuscula var. glabriuscula Justin M. Wood 2009-4-10 474 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  UC53914  Chaenactis glabriuscula var. glabriuscula Ernest Braunton 1902-4-1 248 Los Angeles Griffith Park Comment
  UC1595353  Chaenactis glabriuscula var. glabriuscula Tim Ross 1992-5-17 6352 Los Angeles ca. 555 m distant from the mouth of Shoemaker Canyon (E. Fork of the San Gabriel River, 164 degrees sse); San Gabriel Mountains, East Fork of the San Gabriel River 646 Comment
  POM12324A  Chaenactis glabriuscula var. lanosa F. L. Robinson 1921-5-9 59 Los Angeles Claremont. 365 Comment
  POM11489  Chaenactis santolinoides Philip A. Munz 1921-6-18 4635 Los Angeles Head of Swartout Valley. 2287 Comment
  SFV4941  Chaenactis santolinoides M. H. Grayum 1971-7-9 s. n. Los Angeles San Gabriel Mountains Dawson Summit, Angeles Crest Highway. 2409 Comment
  UCR271658  Chaenactis stevioides R. G. Swinney 2011-5-31 14929 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
  SEINET7063090  Chamaesyce albomarginata A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  CDA35234  Chamaesyce albomarginata L. C. Wheeler 1946-8-27 6252 Los Angeles San Gabriel Mountains; Angeles Forest Higway, 1/2 mile souhterly from Vincent on edge of San Gabriel Mountains. Comment
  RSA651893  Chamaesyce albomarginata K. M. Kosak 1961-5-17 s.n. Los Angeles Rd. side San Dimas Ave., near Puddingstone Dam, San Dimas. Comment
  UC126734  Chamaesyce maculata Geo. B. Grant 1905-9-2 6417 Los Angeles Pasadena Comment
  CHSC85566  Chamaesyce melanadenia John Dittes 2003-12-23 853 Los Angeles Western Transverse Range; north slope of Verdugo Mts. In La Tuna Cyn.; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-mile south of Verdugo Hills High School; slope south of La Tuna Cyn. Road. 487 Comment
  RSA498533  Chamaesyce melanadenia Robert M. Perkins 1936-6-30 4198 Los Angeles E side San Dimas Canyon near dam San Gabriel Mts. 442 Comment
  RSA596761  Chamaesyce prostrata L. C. Wheeler 1970-8-8 s.n. Los Angeles Norwalk. Cerritos College. 11,110 E. Alondra Blvd. Comment
  RSA549243  Chamaesyce serpens Scott D. White 1992-10-9 943 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA763236  Chamomilla suaveolens Justin M. Wood 2010-5-10 1580 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA771638  Cheilanthes covillei R. G. Swinney 2009-6-2 10986 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA685725  Cheilanthes covillei G. R. Proctor 1944-4-9 839 Los Angeles Near Monrovia Peak Trail 1220 Comment
  UCR191194  Chenopodium R. G. Swinney 1999-7-5 7527 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  SD197742  Chenopodium album A. C. Sanders, T. B. Salvato and Mitch Provance 2009-5-28 36992 Los Angeles San Gabriel Valley; San Gabriel River channel between Ramona Blvd. and Loweer Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte. 92 Comment
  RSA423278  Chenopodium album Anstruther Davidson 1890-07 s.n. Los Angeles Los Angeles. Comment
  UCR210202  Chenopodium berlandieri R. G. Swinney 2008-9-4 9410 Los Angeles San Gabriel Mtns., Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  UCR237898  Chenopodium berlandieri Mark A. Elvin 2003-4-22 2530 Los Angeles Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  POM307008  Chenopodium berlandieri var. sinuatum Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1915 Los Angeles San Gabriel Wash. 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
  UC1971324  Chenopodium desiccatum Louis C. Wheeler 1966-10-1 8935 Los Angeles SAN GABRIEL MOUNTAINS: Millie's Orchard, lower Colby Ranch. Coldwater Canyon. Comment
  RSA202467  Chenopodium multifidum R. L. Armacost 1963-6-6 1668 Los Angeles Freeway area East of Cloverfield, Santa Monica. Comment
  UCD98351  Chenopodium murale J. Warren 1952-3-2 s.n. Los Angeles Savage Canon. 609 Comment
  UCR95529  Chenopodium rubrum L. C. Wheeler 1946-8-28 6295 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  RSA601192  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1967-6-27 9918 Los Angeles San Gabriel Mountains : North side Sunset Ridge, NE of Cogswell Reservoir. 640 Comment
  CAS-BOT-BC252771  Chorizanthe parryi var. fernandina Alice Eastwood 1913-5-11 3139 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC244736  Chorizanthe staticoides Peter H. Raven 1962-5-1 17519 Los Angeles Santa Monica Mountains, Mulholland Highway 0.9 miles west of Seminole Hot Springs 243 Comment
  POM122040  Chorizanthe staticoides George B. Grant 1904-6-17 169 Los Angeles Pasadena. Comment
  RSA716902  Chorizanthe staticoides LeRoy Gross 2006-5-30 2461 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. Near start of survey. 1244 Comment
  UC55755  Chorizanthe staticoides Ernest Braunton 1902-6-1 418 Los Angeles Elysian Park Comment
  UC849171  Chorizanthe staticoides Alice Eastwood 1913-5-11 3144 Los Angeles San Fernando Wash Comment
  UCD99989  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  UCR163968  Chorizanthe staticoides B. G. Pitzer 1998-5-23 3743 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR190452  Chorizanthe staticoides R. G. Swinney 2000-5-6 7667 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  CAS-BOT-BC36283  Chrysolepis sempervirens LeRoy Abrams; E. A. McGregor 1908-7-3 608 Los Angeles North Baldy Mountain, San Gabriel Mountains 2590 Comment
  UC1122175  Chylismia claviformis subsp. claviformis A. D. Gifford 1935-4-12 575 Los Angeles 1 mi w Manzana; Tejon Quadrangle Comment
  CAS-BOT-BC285397  Cirsium occidentale var. californicum Le Roy Abrams 1901-6-4 1697 Los Angeles Las Tunas Canon [Canyon], S. Monica Mts. Comment
  CAS-BOT-BC285398  Cirsium occidentale var. californicum Geo. B. Grant 1904-6-14 6434 Los Angeles Monrovia Comment
  OBI55019  Cirsium occidentale var. californicum Steve Boyd, Lauren Raz 1997-5-1 9681 Los Angeles Liebre Mts region: Sierra Pelona ridgeline, about 1.5 mi W of Mt. McDill and 1.3 mi SSE of Lincoln crest, the head of Bouquet Cyn. T6N R13W E 1/2 NW 1/4 sec 31 1512 Comment
  RSA0105162  Cirsium occidentale var. californicum R. G. Swinney 2011-5-12 14673 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy. 1183 Comment
  RSA0070677  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2976 Los Angeles Upper Big Tujunga Canyon: ridge descending northeastward from Barley Flats road toward Big Tujunga Creek (ca. 0.9-1.4 airmiles E of Barley Flats). 1280 Comment
  RSA0070685  Cirsium occidentale var. californicum L. C. Wheeler 1931-4-26 s.n. Los Angeles Base of San Gabriel Mountains at Claremont: Thompson Creek Dam. Comment
  UCD130582  Cirsium occidentale var. coulteri Kathy Tajbakhsh 1996-5-2 20 Los Angeles Rocky Point Park, Chatsworth, Santa Susana Mountains, next to information stand. Comment
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Dec 16 2015
  CAS-BOT-BC438752  Cistanthe monandra Timothy S. Ross; Victor W Steinmann 1995-5-8 8560 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley. 1182 Comment
  RSA599854  Cistanthe monandra Steve Boyd, Lauren Raz 1997-5-6 9770 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA630742  Cistanthe monosperma LeRoy Gross 1999-6-12 162 Los Angeles San Gabriel Mountains: Mt. Waterman. 2450 Comment
  RSA733077  Cistanthe monosperma R. G. Swinney 2001-6-20 7997 Los Angeles Summit of Mt. Lewis, NW of Dawson Saddle. 2524 Comment
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Feb 6 2013
  SEINET4044566  Clarkia bottae D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  UC535310  Clarkia bottae Ira W. Clokey, B. Templeton May 1929 4534 Los Angeles Mandeville Canyon Santa Monica Mountains 250 Comment
  RSA600422  Clarkia cylindrica subsp. cylindrica Steve Boyd, Lauren Raz 1997-4-30 9622 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA642418  Clarkia dudleyana Orlando Mistretta 1995-6-23 1843 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1631 Comment
  UC146459  Clarkia dudleyana LeRoy Abrams 1902-7-1 2625 Los Angeles near Santa Anita Canyon; Wildon's Trail; Wilson's trail, near Santa Anita Canyon, Los Angeles Co. 762 Comment
  UCR205183  Clarkia dudleyana R. G. Swinney 2008-4-30 8717 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UCR209132  Clarkia dudleyana R. G. Swinney 2008-6-24 9097 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  SBBG13560  Clarkia epilobioides P. H. Raven 1962-5-22 17823 Los Angeles above Emerald Bay 121 Comment
  CSUSB237  Clarkia purpurea John Milbauer 1976-5-15 Los Angeles Santa Monica Mountains Santa Monica Mountains, Old Topanga Canyon road Comment
  CAS-BOT-BC163716  Clarkia purpurea subsp. quadrivulnera F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  OBI5817  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1932-5-13 3624 Los Angeles 3.5 mi from Avalon, (by rd) on way to Isthmus, Santa Catalina Isl. Near largest reservoir 366 Comment
  RSA0011523  Clarkia rhomboidea Orlando Mistretta, Christine Mistretta 2011-6-23 5724 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  LA45499  Clarkia unguiculata W. R. Ernst; May 1947 sn Los Angeles 228 Comment
  RSA659472  Clarkia unguiculata J. C. Roos 1947-5-17 3626 Los Angeles Placerita Canyon east of Newhall. Comment
  UC1537614  Clarkia unguiculata Gordon H. True Jr. 1935-5-16 285 Los Angeles Bouquet Canyon 762 Comment
  LA200782  Claytonia perfoliata subsp. mexicana C. L. Hogue; 1954-3-13 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  POM294050  Claytonia perfoliata subsp. mexicana Lyman Benson 1945-4-13 11670 Los Angeles San Gabriel Mountains: Little Dalton Canyon, Glendora; Pacific Slope Drainage Area 366 Comment
  POM792  Claytonia perfoliata subsp. mexicana Caroline S. Weinland s.n. Los Angeles Claremont. 366 Comment
  UC1228871  Claytonia perfoliata subsp. mexicana Peter H. Raven 1962-4-10 17218 Los Angeles about 2 mi n Thirst (San Clemente Island); San Clemente Island 487 Comment
  RSA778877  Claytonia rubra subsp. rubra Orlando Mistretta, Christine Mistretta 2010-6-1 5222 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  RSA84465  Clematis lasiantha F. W. Peirson 1926-3-20 6516 Los Angeles Arroyo Seco, near Pasadena 915 Comment
  CAS-BOT-BC92645  Clematis ligusticifolia Carl B. Wolf 1932-10-5 4239 Los Angeles Santa Catalina Island. 1 mile from Middle Ranch on road to Black Jack Peak. 274 Comment
  RSA587087  Clematis ligusticifolia Orlando Mistretta, S. D. Boyd 1995-5-23 1719 Los Angeles San Gabriel Mountains. Bare Mountain Canyon. W side tributary drainage NE of Pacifico Mtn. 1738 Comment
  UCR124725  Clematis ligusticifolia B. C. Templeton 1932-8-25 5071 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR210709  Clematis ligusticifolia R. G. Swinney 2008-9-10 9414 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  SD28090  Cleomella obtusifolia Carl B. Wolf 1932-9-15 4086 Los Angeles Antelope Valley; 2 blocks west of center of town of Lancaster. 719 Comment
  UCR94671  Cleomella obtusifolia A. C. Sanders, E. J. Lott 1993-5-6 13978 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  POM18262  Collinsia callosa Philip A. Munz 1923-5-26 6803 Los Angeles Big Rock Creek. 1280 Comment
  VVC3081  Collinsia callosa Tim Thomas, P. J. MacKay 2015-5-10 6612 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA588079  Collinsia childii Orlando Mistretta, Tim S. Ross 1994-6-1 1298 Los Angeles San Gabriel mountains, Santiago Canyon 1613 Comment
  JEPS13637  Collinsia heterophylla Peter Kamb 1947-5-25 532 Los Angeles near Sunset Ridge Guard Station (Millard Canyon); San Gabriel Mtns, Millard Canyon 670 Comment
  RSA727256  Collinsia heterophylla R. G. Swinney 1998-5-30 6177 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA80170  Collinsia heterophylla F. W. Peirson 1921-6-21 4492 Los Angeles west fork of San Gabriel River 762 Comment
  UC311495  Collinsia parryi Philip A. Munz 1925-4-23 9432 Los Angeles San Gabriel Canyon 487 Comment
  RSA775913  Collomia grandiflora Orlando Mistretta, Christine Mistretta 2010-5-26 5219 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1311 Comment
  UCR179612  Colutea arborescens R. G. Swinney 1991-8-3 1598 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin 351 Comment
  RSA467085  Comarostaphylis diversifolia subsp. planifolia Katherine Kneen 1933-8-5 s.n. Los Angeles Santa Monica Mountains: W side Topango [Topanga] Canyon; ca. 3 miles from mouth. 152 Comment
  RSA467088  Comarostaphylis diversifolia subsp. planifolia Albert J. Perkins 1919-4-29 s.n. Los Angeles slopes of Mt. Orizaba Comment
  UCR54034  Convolvulus arvensis S. J. Myers 1988-10-13 s.n. Los Angeles Mojave Desert, East Lancaster, at and near Little Rock Wash, between 40th St. E and 70th St. E and between Ave. L and Ave. J 734 Comment
  CATA1731  Convolvulus simulans Mark L. Hoefs, Steven A. Junak, Denise Knapp 2000-5-5 3078 Los Angeles Santa Catalina Island: Near road below El Rancho Escondido 146 Comment
  JEPS47848  Convolvulus simulans A. Davidson 1914-5-1 2964 Los Angeles near Point Fermin; San Pedro Comment
  RSA608718  Conyza bonariensis var. bonariensis F. R. Fosberg 1931-4-5 s.n. Los Angeles San Dimas: Puddingstone. Comment
  JEPS30431  Conyza canadensis Peter H. Raven and Henry J. Thompson 1959-10-18 14667 Los Angeles mouth of Medea Creek (n arm of Malibu Lake); Santa Monica Mountains, Malibu Lake, Medea Creek 220 Comment
  LA31701  Conyza canadensis Peter H. Raven; Henry J. Thompson 1959-9-27 14506 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  POM355838  Conyza canadensis Ora M. Clark 1928-10-21 1221 Los Angeles Waste Places, NW Santa Monica Comment
  POM355844  Conyza canadensis Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  RSA412316  Cordylanthus maritimus subsp. maritimus Anstruther Davidson 1893-5-28 s.n. Los Angeles Long Beach Comment
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Nov 5 2007
  PASA91  Cordylanthus rigidus subsp. brevibracteatus Frank W. Peirson 1921-11-12 Los Angeles Collin's Ranch, north slope Liebre Mts., about 4000ft. 1219 Comment
  JEPS6758  Cordylanthus rigidus subsp. setiger Frank W. Peirson 1918-9-15 255 A Los Angeles due e Tujunga (Sister Elsie Trail); San Gabriel Mts. 1219 Comment
  RSA593824  Coreopsis bigelovii Steve Boyd 1996-4-25 8715 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  CAS-BOT-BC287867  Coreopsis californica Le Roy Abrams 1901-4-6 1387 Los Angeles Verdugo Hills Comment
  CAS-BOT-BC287868  Coreopsis californica I. Johnston 1917-3-29 1251 Los Angeles Above Claremont Comment
  RSA92469  Coreopsis californica F. W. Peirson 1930-5-30 8907 Los Angeles 1 miles N of Llano Comment
  UC1174384  Coreopsis californica var. californica Ira L. Wiggins and W. R. Ernst 1958-5-2 231 Los Angeles 1 mi nw Little Rock Comment
  LA88345  Coreopsis gigantea Henry J. Thompson; 1943-2-20 Los Angeles 9 Comment
  CAS-BOT-BC105689  Corethrogyne filaginifolia W. R. O 73 -656 Los Angeles Small canyon along Rd. S.E. of Aedionda Lagoon between Palomar Airport and El Camino Real Comment
  CAS-BOT-BC105693  Corethrogyne filaginifolia Louis Wheeler 1932-9-24 1403 Los Angeles 2 mi. NE La Verne 373 Comment
  JEPS30657  Corethrogyne filaginifolia Peter H. Raven and Henry J. Thompson 1959-9-18 14431 Los Angeles near Beverly Glen Boulevard Santa Monica Blvd.; Santa Monica Mts. 76 Comment
  SFV5523  Corethrogyne filaginifolia W. A. Kelley Sep 1968 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  RSA506845  Corethrogyne filaginifolia var. filaginifolia Louis C. Wheeler 1967-8-24 10492 Los Angeles Angeles National Forest: SW slope of Mt. Waterman. 2164 Comment
  RSA594852  Corethrogyne filaginifolia var. peirsonii Steve Boyd, Lauren Raz 1996-10-8 8981 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  RSA397696  Cornus glabrata F. R. Fosberg 1931-3-25 S- 4370 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 70 Comment
  RSA397699  Cornus glabrata M. B. Dunkle 1928-11-25 2032 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  CLARK-A1528-2614  Cornus sericea subsp. sericea John C. Roos 1950-7-15 4851 Los Angeles San Gabriel Mountains 60 Comment
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Dec 2 2014
  RSA787100  Coronilla valentina subsp. glauca Danielle LeFer 2012-5-23 s.n. Los Angeles Abalone Cove Reserve in Rancho Palos Verdes. Approximately 3 miles East of Palo Verdes Drive South from Hawthorne Boulevard. Right side of road in disturbed area. 61 Comment
  RSA628351  Cortaderia jubata Steve Boyd 1998-10-6 10294 Los Angeles Liebre Mountians: Pine Canyon, west of junction with Lake Hughes Road. 1158 Comment
  CAS-BOT-BC287262  Cotula australis Louis C. Wheeler 1936-3-8 4081 Los Angeles Millard Canyon, San Gabriel Mts 457 Comment
  RSA624570  Crassula tillaea L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, wildwood. 530 Comment
  RSA640019  Crassula tillaea L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ham Canyon. . 754 Comment
  CATA2931  Crocanthemum greenei Amy Catalano 2015-6-25 007 Los Angeles Santa Catalina Island: SE ridge between Gallagher and Rattlesnake canyons, along FAR fence; about 750 meters northeast of East Summit 225 Comment
  SBBG13600  Crossosoma californicum P. H. Raven 1962-5-22 17842 Los Angeles Middle Ranch 213 Comment
  RSA479352  Croton californicus Charles F. Seymour 1902-6-3 s.n. Los Angeles Across from campus on Westley Ave. [USC ] Comment
  UCR124380  Croton setiger I. W. Clokey, B. C. Templeton 1929-1 4599 Los Angeles Western Transverse Range; Santa Monica Mtns., Westwood, east of Mandeville Canyon 200 Comment
  RSA604529  Crypsis vaginiflora Mark Hoefs, R. F. Thorne, Janet Takara, M. Gay 1995-7-27 2491 Los Angeles Santa Catalina Island, Upper Bulrush Reservoir. 293 Comment
  SBBG122019  Crypsis vaginiflora A. Parikh, N. Gale 2003-6-13 758 Los Angeles S end of Cruzan Mesa, 2.25 km W of Sierra Hwy, 1.7 km SW of Vasquez Cyn Rd; SE Liebre Mtns 645 Comment
  NY335161  Cryptantha abramsii L. Abrams 1903-3-14 3139 Los Angeles San Pedro hills near Malaga Creek Comment
  UCD119611  Cryptantha circumscissa Steve Mason 1993-5-1 27 Los Angeles Sufur Springs Road, 200 feet up road from Angeles Creek Highway, restroom parking lot to left on edge of slope looking down at Angeles Crest Highway. 1798 Comment
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Dec 9 2014
  UCR281145  Cryptantha circumscissa R. G. Swinney 2014-4-30 16252 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
  JEPS18519  Cryptantha clevelandii Rimo Bacigalupi with James Robert Sweeney 1957-5-12 5877 Los Angeles 0.25 mi above U.S. Army Nike launching site (on slopes above Las Flores Canyon); Santa Monica Mts. 274 Comment
  SBBG63652  Cryptantha clevelandii var. florosa R. Hoffmann 1931-5-3 528 Los Angeles Bouquet Cyn Comment
  RSA802443  Cryptantha clokeyi Orlando Mistretta, Youssef Atallah 2011-8-12 6021 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy 1083 Comment
  CHSC95905  Cryptantha decipiens LeRoy Gross 2005-4-28 2150 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. T4NR12W S1 NE1/4, T4NR11W S6 NW1/4. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA729203  Cryptantha echinella R. G. Swinney 1998-7-14 6450 Los Angeles Pine Mountain Ridge; 0.8 mi. west of Camp Lupine trail. Broad ridge top montane coniferous forest. 2262 Comment
  RSA729449  Cryptantha echinella R. G. Swinney 1998-7-8 6314 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UC78696  Cryptantha intermedia T. S. Brandegee May 1889 Los Angeles San Pedro Comment
  UCR129421  Cryptantha intermedia A. C. Sanders, Mark Elvin 2002-6-18 25139 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  UCR199935  Cryptantha intermedia Scott D. White, Justin Wood 2008-5-6 11934 B Los Angeles Puente / Chino Hills, Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor, Firestone Boy Scout Reservation, SE corner of county 37 Comment
  UCSB5595  Cryptantha intermedia B., K. 1944-6-14 Los Angeles Near Tanbark Flat, San Dimas Experimental Forest, San Gabriel Mtns. 822 Comment
  RSA0076125  Cryptantha intermedia var. johnstonii P. H. Raven, Robert F. Thorne 1964-5-7 19035 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  SBBG132064  Cryptantha maritima S. A. Junak, B. Collins 1991-4-24 SCI 197 Los Angeles S side of mouth of Eel Cove Cyn Comment
  RSA191009  Cryptantha micrantha R. F. Thorne 1963-5-15 31674 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA705036  Cryptantha micrantha Gary D. Wallace, M. Wallace 1983-5-20 2079 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  IRVC26373  Cryptantha microstachys Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, N of the Santa Clara River Santa Clarita Valley 305 Comment
  RSA661168  Cryptantha microstachys LeRoy Gross 2001-5-27 427 Los Angeles Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek 305 Comment
  UCD119878  Cryptantha microstachys Daryl Koutnik 1978-5-2 455 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  UCR165247  Cryptantha microstachys A. C. Sanders, Helen Kennedy 2005-4-13 29476 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  RSA0087036  Cryptantha muricata R. G. Swinney 2010-3-30 12122 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  UC153565  Cryptantha muricata LeRoy Abrams 1902-6-17 2555 Los Angeles Sepulveda canyon Santa Monica Mountains Comment
  UC1871313  Cryptantha muricata T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3914 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  UCR205231  Cryptantha muricata R. G. Swinney 2008-5-2 8727 A Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCSB5591  Cryptantha muricata B., K.; T., R. 1944-6-13 Los Angeles San Dimas Experimental Forest, San Gabriel Mtns. Comment
  UCR271972  Cryptantha muricata var. denticulata R. G. Swinney 2011-5-31 14907 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
  RSA0117598  Cryptantha muricata var. muricata A. C. Sanders 2008-4-23 35094 Los Angeles Transverse Range; western San Gabriel Mtns.: upper Cow Spring Canyon. 1140 Comment
  UCR186663  Cryptantha nevadensis var. rigida A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32068 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  UCR185566  Cryptantha oxygona A. C. Sanders 2007-4-25 33573 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR141159  Cryptantha pterocarya var. pterocarya June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  UCR220277  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-4-24 10489 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR270499  Cryptantha pterocarya var. pterocarya R. G. Swinney 2011-4-1 14289 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
  RSA0079298  Cryptantha pterocarya var. pterocarya Orlando Mistretta, Christine Mistretta 2008-4-12 2418 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1007 Comment
  RSA616940  Cryptantha similis L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  SEINET10569468  Cryptomeria japonica David B. Dunn 1939-10-25 Dunn UMO 46536 Los Angeles Cultivated tree growing in Pasadena, Calif. along Orange Dr. 274 Comment
  PASA2336  Cupressus sempervirens Nora Serruirer Los Angeles Altadena Comment
  RSA394867  Cuscuta Sarah G. Kemp 1931-7-12 s.n. Los Angeles Mt. Wilson Comment
  RSA603526  Cuscuta californica Sara L. Crockett 1997-4-2 641 Los Angeles Santa Catalina Island, third N/S trending ridge on n side of Skull canyon, 0.65 mile up Skull canyon from jct. with Middle Canyon road, 0.25 mile up ridge. 308 Comment
  RSA607461  Cuscuta campestris L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  SEINET12277952  Cuscuta ceanothi J. F. Bright, Wyman, C. 1931-1 5706 Los Angeles Hollywood Comment
  RSA0103916  Cuscuta subinclusa R. G. Swinney 2011-10-10 15757 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA747196  Cuscuta subinclusa R. G. Swinney 2005-8-11 8459 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UCR271129  Cuscuta subinclusa R. G. Swinney 2011-10-10 15757 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA573704  Cuscuta subinclusa T. S. Ross 1990-8-17 3148 Los Angeles Upper Big Rock Creek, amid the alluvial gravels and boulders of the drainage-bottom, 120-200 m N of Ic Springs. 1726 Comment
  RSA653666  Cyclospermum leptophyllum A. C. Sanders 1998-10-10 22256 Los Angeles Santa Monica: Sta. Monica College, NW side near Pico Blvd. 46 Comment
  RSA747389  Cyclospermum leptophyllum A. C. Sanders, T. B. Salvato 2009-5-20 36884 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. 66 Comment
  RSA235292  Cynodon dactylon M. A. Piehl 62498 Los Angeles Santa Catalina Island: main road above Goat Harbor. Comment
  RSA714063  Cynodon dactylon G. Ocampo 2006-3-19 1673 Los Angeles Parque ubicado en Claremont Blvd., entre Arrow Route y First St., lado W de la calle. Claremont. Comment
  UCR143250  Cytisus multiflorus LeRoy Gross 2004-3-30 1212 Los Angeles Transverse Ranges, Verdugo Mountains region; north side of the mountains; off the south side of the 210 fwy between La Tuna Canyon Road and Lowell Ave. in the city Tujunga 549 Comment
  RSA286401  Cytisus striatus T. C. Fuller 1980-6-12 20275 Los Angeles Northbound entrance at Mountain Ave. to the Glendale Freeway, 405 [SR-2?], commonly persisting from cultivation on both sides of the freeway from the Ventura freeway, 134, to the Foothill Freeway, 210, Glendale Comment
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Sep 12 2014
  RSA511000  Dalea mollis R. F. Thorne, Gary D. Wallace 1973-4-24 43455 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA13826  Datisca glomerata Victor Duran 1933-7-11 3518 Los Angeles Sulphur Spring, San Gabriel Mts. 1524 Comment
  UCR101316  Datura stramonium L. C. Wheeler 1946-10-26 6395 Los Angeles 1/4 mi north of Azusa 249 Comment
  RSA188393  Datura wrightii Robert F. Thorne, Percy C. Everett 1965-6-22 34929 Los Angeles Santa Catalina Island. S of Avalon golf course in Avalon Canyon. 91 Comment
  CAS-BOT-BC130911  Deinandra clementina L. R. Abrams; I. L. Wiggins 1931-7-6 342 Los Angeles Vicinity of Mosquito Harbor Comment
  SBBG96677  Deinandra clementina S. Boyd with T. Ross, L. Arnseth 1990-4-7 4272 Los Angeles lower half of China Cyn, W side; sand dunes at cyn mouth Comment
  SD90398  Deinandra clementina Robert F. Thorne 1966-4-17 36095 Los Angeles San Clemente Island; top of bluff near Duty Office, Wilson's Cove, northeast end of island. 29 Comment
  CAS-BOT-BC294075  Deinandra kelloggii Louis C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd. at Eaton Wash, Pasadena 213 Comment
  CAS-BOT-BC9096  Delphinium cardinale E. K. Balls 1954-7-27 19549 Los Angeles N. of Claremont, just E of Botanic Garden Comment
  RSA96781  Delphinium cardinale E. K. Balls 1954-7-27 19549 Los Angeles N. Claremont, just east of Botanic Garden. 396 Comment
  UCR272850  Delphinium glaucum R. G. Swinney 2011-7-29 15560 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA398700  Delphinium parishii R. S. Woglum 1935-5-6 730 Los Angeles Palmdale. Comment
  SBBG71718  Delphinium parishii subsp. pallidum R. Hoffmann 1929-5-22 Los Angeles hills above Elizabeth Lake Comment
  CAS-BOT-BC33224  Delphinium parryi LeRoy Abrams 1901-4-1 1186 Los Angeles Ballona Harbor Comment
  RSA199195  Delphinium parryi Robert F. Thorne, D. Propst 1968-5-27 37645 Los Angeles Santa Catalina Islands. Upper Middle Ranch Canyon. 244 Comment
  PASA2555  Delphinium parryi Loletta Hiebert Los Angeles Flintridge Comment
  POM151  Delphinium parryi Caroline S. Weinland s.n. Los Angeles Pomona College Campus. Claremont. 305 Comment
  UCSB11730  Delphinium parryi Boyer, Nora 1962-5-4 Los Angeles 50 yards west of Mint Canyon Camp Ground; 7.7 miles north of Solemint on U.S. Highway 6 609 Comment
  CATA229  Delphinium parryi subsp. parryi Mark L. Hoefs, A. Douglas Propst 1973-5-4 222 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  RSA0029538  Delphinium parryi subsp. parryi Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1380 Los Angeles Eaton Canyon Park, Altadena. Comment
  CAS-BOT-BC116266  Delphinium parryi subsp. parryi T. S. Ross; V. W. Steinmann 1995-5-8 8546 Los Angeles Lower SPUNKY CANYON: easterly slope at the effluence of the canyon into Bouquet Reservoir. 926 Comment
  UCD96563  Delphinium patens subsp. hepaticoideum Daryl Koutnik 1978-4-21 401 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  RSA152145  Delphinium patens subsp. montanum Wesley O. Griesel 1962-5-12 s.n. Los Angeles Charlton Flats to Chilao Camp, San Gabriel Mts 1524 Comment
  CHSC3730  Dendromecon rigida Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. 762 Comment
  LA200718  Dendromecon rigida Sharon Johnston; 1957-4-11 20 Los Angeles 548 Comment
  LA200720  Dendromecon rigida Carl Epling; L. Ellison 1929-3-16 sn Los Angeles Santa Monica Mountains, near Girard [Woodland Hills] Comment
  SEINET3347420 Image available Deschampsia danthonioides David Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8027 Los Angeles Mojave Desert; Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, c. 150 m W of Hwy and just S of Ave E 701 Comment
  RSA250386  Deschampsia elongata R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42218 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift 2378 Comment
  UCR185609  Descurainia pinnata A. C. Sanders 2007-4-25 33564 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  POM307360  Descurainia pinnata Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2179 Los Angeles Altadena. Comment
  RSA746855  Descurainia pinnata subsp. halictorum Orlando Mistretta 1992-5-21 380 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  POM369412  Descurainia pinnata subsp. menziesii M. B. Dunkle 1929-4-7 2092 Los Angeles White s Landing, Santa Catalina Island. Comment
  SJSU9909  Descurainia sophia J. L. Ferrell 1965-4-14 Los Angeles 2 mi E of Palmdale Comment
  RSA433534  Dicentra chrysantha Robin S. Collins 1973-5-28 312 Los Angeles Angeles National Forest, San Gabriel Mtns: Trail Canyon. 2-2.5 mi into canyon from start of pack trail 793 Comment
  SFV20424  Dichelostemma capitatum J. Ingrum 1997-3-6 16 Los Angeles Santa Monica Mountains Mulholland Drive, 400 m east of Reseda Blvd. 500 Comment
  UCR258839  Dichelostemma capitatum R. G. Swinney 2010-3-22 12035 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA151219  Dichelostemma capitatum subsp. capitatum Peter H. Raven 1962-4-9 17142 Los Angeles San Clemente Island. Wilson Cove. 61 Comment
  RSA653669  Digitaria ischaemum A. C. Sanders, D. Malueg 1998-6-22 22014 Los Angeles San Gabriel/Temple City: W of Rosemead Blvd., Burton Ave. at Longden Ave., under SCE powerlines 146 Comment
  POM1057  Digitaria sanguinalis Fred Cox 1916-4-15 746 Los Angeles Mountains above Claremont, [San Gabriel Mountains]. Comment
  POM11953  Digitaria sanguinalis H. S. Yates 1914-6-1 s.n. Los Angeles Pomona. Comment
  UCR271871  Dimorphotheca sinuata R. G. Swinney 2010-3-24 12099 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  SD253514  Diplacus brevipes R. G. Swinney 2011-6-14 15154 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air mile SSW of the junction of Angeles Crest Highway & Charlton Flat entrance road. 1646 Comment
  CAS-BOT-BC150664  Diplacus longiflorus L. B. Ware 1971-5-16 101 Los Angeles East side of Tuna Canyon, Santa Monica Mountains 167 Comment
  CAS-BOT-BC150861  Diplacus puniceus Marian L. Campbell 1921-3-28 124 Los Angeles Los Angeles Comment
  CAS-BOT-BC43558  Diplotaxis tenuifolia George B. Grant 1901-1-1 287 Los Angeles From Pasadena. Comment
  IRVC28695  Distichlis spicata A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25484 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  UCR204549  Distichlis spicata R. G. Swinney 2005-8-5 8363 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
  SBBG58454  Dodecatheon clevelandii subsp. clevelandii M. N. Ackley -Mar-1929 800 Los Angeles Eagle Rock 243 Comment
  RSA641077  Dodecatheon redolens Orlando Mistretta 1995-7-12 1925 Los Angeles San Gabriel Mountains: Angeles Crest Highway, 2 miles west of Dawson Saddle. 2317 Comment
  UC1870312  Drymocallis glandulosa var. glandulosa LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1067 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. Near 34.23286N, 118.28306W. 550 Comment
  POM20901  Drymocallis glandulosa var. reflexa Fordyce Griffiths Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA653285  Drymocallis glandulosa var. reflexa Kelly Middleton, David Middleton 1988-5-23 33 Los Angeles Glendora Ridge Road, 7.7 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1067 Comment
  SBBG3024  Drymocallis lactea var. lactea R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  LA200096  Dryopteris arguta Lawrence L. Kiefer; 1966-5-14 2033 Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Peak, ca 0.5 mi above Barham Blvd, NW [label says NE] side of Cahuenga Peak. 304 Comment
  RSA0025906  Dryopteris arguta Justin M. Wood 2012-3-20 4638 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  RSA693705  Dryopteris arguta T. S. Clare 1930-3-2 14620 Los Angeles Oakwilde [Arroyo Seco] Comment
  RSA693708  Dryopteris arguta Albert J. Perkins 1913-2-23 s.n. Los Angeles Mt. Wilson Trail. Comment
  SD82439  Dryopteris arguta F. A. MacFadden 1931-3-29 Los Angeles Verdugo Hills, Tuna Canyon, opposite Belmont Country Club 395 Comment
  UCR259074  Dryopteris arguta R. G. Swinney 2010-8-9 13481 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  LA210120  Dudleya cymosa subsp. marcescens K. Nakai; 1980-6-8 621 Los Angeles Santa Monica Mountains, Topanga Canyon, 3.15 kn N of Calif. Hwy. 1 150.0 Comment
  LA210118  Dudleya cymosa subsp. ovatifolia K. Nakai; 1980-5-25 608 Los Angeles Santa Monica Mountains, Arroyo Sequit, Arroya sequit in UCLA-NLWRS Reserve next to camp JCA (Jewish Community Association) ca. 2.5 km S of junction of Mullholland Highway and Little Sycamore Rd. on Mullholland Highway 88 Comment
  LA51378  Dudleya cymosa subsp. ovatifolia Peter H. Raven; Henry J. Thompson 1960-7-17 15556 A Los Angeles Santa Monica Mountains, Malibu Creek, along Malibu Creek canyon about 2 mi. above ocean 91 Comment
  RSA660268  Dudleya cymosa subsp. pumila Orlando Mistretta, Peter L. Morrell 1992-6-4 498 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  SBBG107265  Dudleya hassei J. Dice, D. Donoghue, T. Martin 1983-5-20 346 Los Angeles above Pebbly Beach Drive, between Avalon Bay and Abalone Pt 22 Comment
  SBBG98196  Dudleya hassei F. R. Fosberg 1931-4-7 4502 Los Angeles Hamilton Beach 5 Comment
  RSA0021511  Dudleya lanceolata Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5159 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA752375  Dudleya lanceolata Justin M. Wood 2009-6-8 852 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SBBG70381  Dudleya lanceolata R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  SD126096  Dudleya lanceolata Lyman Benson 1954-6-27 15289 Los Angeles Little Dalton Canyon above Gloendora. 424 Comment
  RSA755675  Dudleya pulverulenta Michael C. Long 1983-4-1 254 Los Angeles San Gabriel Mountains, Placerita Canyon, about 0.7 miles east of Placerita Canyon Nature Center Comment
  UC525838  Dudleya virens James West 1934-6-7 Los Angeles Point Fermin Comment
  UCSB11269  Dudleya virens Hancock, Dan 1961-3-30 Los Angeles 0.7 mi. south of Power Station, 150 ft. off of Pebble Beach Rd. 30 Comment
  CAS-BOT-BC109736  Dudleya virens subsp. hassei Reid Moran 1941-5-27 873 Los Angeles Lovers' Cove, near Avalon, Catalina Island. Comment
  SFV22151  Dysphania botrys J. N. Hogue 2012-8-4 424 .1 Los Angeles San Gabriel Mountains Camp Eaton (= old Camp Cumorah Crest). 1860 Comment
  SEINET3156751  Dysphania pumilio Unknown 1906-10-4 7178 Los Angeles Pasadena; southern California Comment
  RSA595810  Echinochloa crus-galli Lauren Raz, Steve Boyd 1996-10-23 41 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 609 Comment
  UCR147717  Echinodorus berteroi L. C. Wheeler 1953-9-27 7052 Los Angeles San Gabriel Mountains, San Gabriel Mountains: Arroyo Seco, just upstream 100 yards from Pasadena water intake Comment
  RSA353643  Echinodorus cordifolius Geo L. Moxley 1914-8-31 254 Los Angeles South of Los Angeles. Comment
  UC1870175  Echium candicans LeRoy Gross 2004-3-19 1207 Los Angeles Transverse Ranges; Verdugo Mountains region; San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. Near 34.18091N, 118.21176W. 502 Comment
  UC1870178  Echium candicans LeRoy Gross 2004-3-19 1210 Los Angeles Transverse Ranges; Verdugo Mountains region; San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. Near 34.18091N, 118.21176W. 502 Comment
  RSA739769  Eclipta prostrata John Dittes 2006-11-3 1426 Los Angeles Western Transverse Ranges, San Gabriel Mtns, Big Tujunga Canyon, 2.7 air miles SE of Mt. Mckinley, 3.8 air miles W of Big Tujunga Reservoir, 3.6 air miles NE of Mt. Gleason Jr. Highschool 512 Comment
  CAS-BOT-BC208537  Ehrharta calycina Barbara Shervanick 1974-5-23 1440 Los Angeles North fork of Lodi Canyon, San Gabriel Mt. range 792 Comment
  CAS-BOT-BC208538  Ehrharta calycina Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6949 Los Angeles W end of island beyond the isthmus, on main east-west ridgetop ca 615 m E of Granite Triangulation Point and 620 m WNW of Oak Triang. Pt., Santa Catalina West USGS 7.5', Santa Catalina Island 487 Comment
  UCR205203  Eleocharis R. G. Swinney 2005-8-11 8471 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  SBBG108967  Eleocharis macrostachya S. A. Junak 1997-4-8 SCl 796 Los Angeles main branch of Wall Rock Cyn, just downstream from upper fork 213 Comment
  SD69782  Eleocharis macrostachya Robert F. Thorne 1966-4-7 35979 Los Angeles Santa Catalina Island; west end of Catalina; wet margin of one of upper small ponds near Arrow Point, muddy. 60 Comment
  CAS-BOT-BC113039  Eleocharis montevidensis George B. Grant 1901-4-4 3852 Los Angeles Los Angeles, sandy river bottom. Comment
  UCR203912  Eleocharis parishii R. G. Swinney 2005-7-21 8335 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
Read comments
May 10 2012
  RSA596174  Eleocharis parishii L. C. Wheeler 1946-8-28 6296 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  RSA735127  Eleusine coracana subsp. africana R. E. Riefner 2006-10-2 6 -464 Los Angeles Near Griffith Park, E bank of Los Angeles River, River Ride Stables, ca. 0.5 mi S of Colorado St. 120 Comment
  SEINET13203234 Image available Elymus X hansenii R. G. Swinney 2011-1 15251 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 (Waterman Mt. 7.5' Q.) 1780 Comment
  CAS-BOT-BC227502  Elymus elymoides A. D. E. Elmer 1902-7-1 3990 Los Angeles Griffins Comment
  POM365345  Elymus glaucus Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  POM50837  Elymus glaucus Le Roy Abrams 1901-06 17735 Los Angeles Ballona Creek, Mesmer., [33?57'40N, 118?27'20W] Comment
  CAS-BOT-BC206736  Elymus glaucus subsp. glaucus John Thomas Howell 1947-7-18 23427 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  POM365348  Elymus glaucus subsp. glaucus Donald R. Bissing 1973-6-2 160 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  RSA586030  Elymus glaucus subsp. glaucus Orlando Mistretta 1995-7-12 1923 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  RSA611078  Elymus glaucus subsp. glaucus L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  IRVC28698  Elymus triticoides A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25479 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  CDA2051  Elytrigia repens LA Co Inspectors 1951-7-1 Los Angeles Santa Ana freeway north of 7th Street. 0 Comment
  RSA658401  Emmenanthe penduliflora R. Aguayo 1992-5-22 20 Los Angeles 13.5 mi. north of Interstate 210 in Azusa on Sate Hwy. 39 to gated road along West Fk. San Gabriel Riv. 2.2 mi. west of gate, a roadside. 884 Comment
  SFV6496  Emmenanthe penduliflora T. Gordon, M. H. Grayum, P. McDonald 1974-6-4 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain. 1021 Comment
  RSA597116  Encelia actoni Timothy S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3717 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  CATA1162  Encelia californica Mark L. Hoefs 1995-5-30 2155 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  POM356650  Encelia californica Ora M. Clark 1929-1-16 1478 Los Angeles Elyssian park, L.A. Comment
  RSA672218  Encelia californica Joseph M. Keefe 2001-3-19 31152 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  UCR124407  Encelia californica B. C. Templeton 1968-2-25 11390 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  RSA729231  Epilobium angustifolium subsp. circumvagum R. G. Swinney 1998-7-14 6418 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. 2195 Comment
  RSA578231  Epilobium brachycarpum Tim S. Ross, Steve D. Boyd 1994-9-21 8294 Los Angeles Liebre Mountain: vicinity of West Summit 1683 Comment
  RSA786884  Epilobium canum Doris Bowers 1967-8-3 417 Los Angeles Palos Verdes Pen. 0 Comment
  SEINET13287584 Image available Epilobium canum J. L. Crane, Payam M. Fallah 2003-7-9 03 84 b Los Angeles Along the Angeles Crest Highway (Route 2). San Gabriel Mountains. Comment
  CAS-BOT-BC166199  Epilobium canum subsp. canum Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  POM134457  Epilobium canum subsp. canum Martha Hilend 1926-10 s.n. Los Angeles Big Dalton Canyon. Comment
  RSA588425  Epilobium canum subsp. canum Ora M. Clark 1928-11-12 1283 Los Angeles Bouquet Canyon. Comment
  RSA330813  Epilobium canum subsp. latifolium Wayen E. Sawyer 1981-7-7 82 Los Angeles Angeles National Forest: Ca Hwy 2 between Dawson saddle and junction of Ca Hwy 39, 2.75 mi. from Dawson Saddle. Comment
  RSA591465  Epilobium canum subsp. latifolium Louis C. Wheeler 1966-10-12 8970 Los Angeles San Gabriel Mountains. Susanna Canyon, ca. 100 m downstream from falls. 549 Comment
  RSA733182  Epilobium canum subsp. latifolium R. G. Swinney 1998-8-13 6761 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  UCR134332  Epilobium ciliatum Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 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
  RSA588428  Epilobium ciliatum subsp. ciliatum F. R. Fosberg 1931-8-10 s.n. Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCR273220  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-10-18 15818 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
  RSA0064056  Epipactis gigantea R. G. Swinney 2010-9-9 13765 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA381699  Epipactis gigantea George Henry Grinnell 1924-5-28 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA381696  Epipactis gigantea George Henry Grinnell s.n. Los Angeles Los Angeles. Comment
  RSA577152  Equisetum arvense L. C. Wheeler 1933-8-20 2090 Los Angeles In sunny stream. Pine Canyon Dam, San Gabriel Mts. 305 Comment
  RSA612603  Equisetum hyemale var. affine L. C. Wheeler 1931-9-27 161 Los Angeles San Gabriel Mountains: San Dimas Canyon 685 Comment
  LA94012  Equisetum laevigatum Lawrence L. Kiefer; 1962-12-24 338 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  RSA188231  Equisetum laevigatum R. F. Thorne, Percy C. Everett 1965-6-23 34959 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon 91 Comment
  RSA684621  Equisetum laevigatum Anonymous s.n. Los Angeles Botanical Garden, UC Los Angeles Comment
  UCR102411  Equisetum telmateia subsp. braunii Steve Boyd 1997-9-17 10042 Los Angeles San Gabriel Mtns., Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon south of Liebre Mountain. 915 Comment
  UC53417  Eragrostis mexicana subsp. mexicana Dr. A. Davidson 1890-1 Los Angeles Los Angeles Comment
  RSA595923  Eragrostis pectinacea Lauren Raz, Steve Boyd 1996-10-23 40 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. 609 Comment
  RSA592864  Eremocarpus setiger L. C. Wheeler 1945-9-20 6155 Los Angeles San Gabriel Mountains. Just west of divide of Kinneloa (''Sycamore'') Canyon. 426 Comment
  SBBG60429  Eremothera boothii subsp. decorticans R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) [near Sandberg's] Comment
  UC55344  Eriastrum densifolium subsp. austromontanum J. H. Barber 1897-6-26 192 Los Angeles Aliso Canyon Comment
  UC1787314  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-14 134 Los Angeles San Gabriel Mountains: Lower Big Tujunga Creek (upper Tujunga Valley), in center of wash, 400 m north of western end of Wentworth St. in city of Sunland 377 Comment
  JEPS123248  Eriastrum pluriflorum subsp. sherman-hoytiae David Gowen 2005-5-21 353 Los Angeles Hwy 14 just north of Mojave. Comment
  LA52316  Eriastrum sapphirinum A. M. Johnson; 1932-5-30 4122 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UCR155384  Eriastrum sapphirinum A. C. Sanders, T. B. Salvato 2005-5-24 30279 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  RSA0103295  Eriastrum sapphirinum subsp. dasyanthum Valerie Soza, Laura Moore 1997-8-16 47 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, at northern boundary of open grass area north of Foothill Boulevard. 412 Comment
  SD72848  Eriastrum sapphirinum subsp. dasyanthum F. R. Fosberg 1930-6-3 S 3105 Los Angeles San Gabriel River, El Monte. Comment
  RSA0121266  Eriastrum sapphirinum subsp. dasyanthum C. F. Baker 1903-7-20 3345 Los Angeles Claremont. 365 Comment
  RSA0121296  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1902-7-2 2636 Los Angeles Sierra Madre. Comment
  CAS-BOT-BC515033  Eriastrum sapphirinum subsp. sapphirinum Fordyce Grinnell, Jr. 1917-6-30 s.n. Los Angeles Altadena 475 Comment
  SBBG62602  Ericameria cuneata C. M. Hoak, M. N. Ackley 1930-12-7 195 Los Angeles Big Tujunga Lake 609 Comment
  LA82340  Ericameria ericoides David S. Verity; 1965-10-17 sn Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  UC1118743  Ericameria linearifolia A. Lewis 1933-4-20 188 Los Angeles 1.5 mi s Palmdale; Elizabeth Lake Quad. 853 Comment
  UC74038  Ericameria palmeri var. pachylepis Dr. J. Q. Adams 1905-9-1 Los Angeles near Soldier's Home Comment
  UCR45807  Ericameria palmeri var. pachylepis James Henrickson 1972-11-2 8093 Los Angeles 4 mi. north of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road 366 Comment
  SD65484  Ericameria parishii var. parishii Reid Moran 1967-7-22 14099 Los Angeles Redbox Ranger Station, San Gabriel Mountains 1399 Comment
  SD68970  Ericameria parishii var. parishii Robert F. Thorne, M. Z. Thorne 1966-8-29 36596 Los Angeles San Gabriel Mountains, Angeles National Forest. along highway from Crystal Lake to Islip Saddle 1615 Comment
  RSA0011598  Ericameria parishii var. parishii Orlando Mistretta, Christine Mistretta 2011-6-15 5689 Los Angeles Northern edge of San Gabriel Mountains, 1.1 air miles N of Aliso Cyn Rd, 1.3 air miles W of Angeles Forest Hwy, 2.4 air miles S of Vincent. 1046 Comment
  RSA0102547  Ericameria parryi Richard G. Swinney 2010-9-30 13953 Los Angeles San Gabriel Mountains: 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  UC111256  Ericameria pinifolia J. and H. W. Grinnell 1906-10-14 384 Los Angeles near Pasadena (foothills at Sierra Madre); Sierra Madre Comment
  SD11857  Ericameria teretifolia Carl B. Wolf 1931-11-2 2505 Los Angeles Mint Canyon, 1 mile above point where road from Acton joins the highway. 975 Comment
  POM357602  Erigeron Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  UCR209867  Erigeron breweri R. G. Swinney 2008-7-13 9193 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
Read comments
Jul 8 2021
  SFV6957  Erigeron canadensis T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 618 Los Angeles Santa Monica Mountains On roadcut along Old Topanga Canyon Road, about 1 mile north of Topanga Park. 366 Comment
  POM357481  Erigeron divergens I. M. Johnston 1917-8-22 1708 Los Angeles Prairie Fk. of San Gabriel R. 1524 Comment
  PASA1729  Erigeron foliosus Theodore Hayes Los Angeles Arroyo Seco Comment
  POM357476  Erigeron foliosus var. foliosus Fordyce Grinnell Jr. 1910-7-22 s.n. Los Angeles Switzer's Camp 915 Comment
  SBBG14462  Erigeron foliosus var. foliosus H. and M. Dearing 1944-10-5 5899 Los Angeles Chilao 1524 Comment
  POM357479  Erigeron foliosus var. foliosus F. R. Fosberg 1931-8-10 S 5643 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  CAS-BOT-BC295961  Erigeron philadelphicus Munz; Street; Williams 1919-4-5 2469 Los Angeles San Dimas Comment
  CHSC3729  Eriodictyon Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. 762 Comment
  RSA0108837  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-21 12885 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA401526  Eriodictyon crassifolium var. nigrescens Robert M. Perkins 1936-5-3 159 Los Angeles San Gabriel Canyon. Comment
  RSA180095  Eriodictyon crassifolium var. nigrescens Wandalee Thompson 1965-6-15 s.n. Los Angeles Pine Canyon. 1067 Comment
  CAS-BOT-BC188954  Eriodictyon parryi John R. Hodgson 1928-8-1 169 Los Angeles Peace Valley, near Tejon Pass Comment
  CAS-BOT-BC188966  Eriodictyon parryi Timothy S. Ross; Steve Boyd 1994-5-24 7875 Los Angeles Burns Truck Trail, along low, northerly slope draining to lower Burns Canyon, 2220 m ENE from Grass Mountain summit, Vicinity of Burns Canyon 1115 Comment
  SBBG13634  Eriodictyon traskiae P. H. Raven 1962-5-20 17787 Los Angeles near Lyonothamnus grove above White's Landing on Airport Rd 426 Comment
  UCR274073  Eriodictyon traskiae Steven A. Junak 2000-5-19 SCa- 1306 Los Angeles California Islands, Santa Catalina Island, along road to White's Landing, 0.1 mile from intersection with airport road 409 Comment
  CAS-BOT-BC222690  Eriodictyon trichocalyx Mrs. G. Earle Kelly 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  RSA647963  Eriodictyon trichocalyx Michelle Manolovitz, Brian Manolovitz 1992-5-19 29 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  UCR206270  Eriodictyon trichocalyx R. G. Swinney 2008-6-10 9015 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  UCR223150  Eriodictyon trichocalyx R. G. Swinney 2009-7-22 11334 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA582234  Eriodictyon trichocalyx var. trichocalyx Louis C. Wheeler 1936-7-2 4206 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 854 Comment
  CAS-BOT-BC248474  Eriogonum angulosum Frank W. Peirson 1921-11-11 4202 Los Angeles Elizabeth Lake Comment
  UCR127670  Eriogonum angulosum Mark A. Elvin, Kim Marsden 2003-8-8 2970 B Los Angeles Santa Clarita Valley, Newhall Ranch, SW face of Potrero Mesa 305 Comment
  RSA709375  Eriogonum baileyi var. baileyi A. C. Sanders, Mark A. Elvin 2002-6-20 25253 Los Angeles NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  CAS-BOT-BC241571  Eriogonum baileyi var. baileyi Dr. Davidson 1897-1-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  POM158205  Eriogonum brachyanthum P. A. Munz, I. M. Johnston 1928-9-4 11166 Los Angeles About 2 miles east of Palmdale. 915 Comment
  CAS-BOT-BC241894  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles Lower Topanga Canyon, about one and one-half miles east of ocean beach. Santa Monica Mts. Comment
  CAS-BOT-BC241905  Eriogonum cinereum Scott D. White 1997-11-5 6017 Los Angeles Malibu Coast: Mouth of Trancas Cyn., north of Pacific Coast Hwy. 7 Comment
  RSA303971  Eriogonum cinereum James R. Shevock 1978-9-16 2273 Los Angeles Point Dume. 6 Comment
  RSA393160  Eriogonum cinereum F. R. Fosberg, H. P. Bracelin 1931-10-11 S 5842 Los Angeles Topanga canyon, 1.5 mi. above mouth. Comment
  RSA393176  Eriogonum davidsonii Roy R. Snelling 1977-4-18 10 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  RSA393179  Eriogonum davidsonii Christopher Davidson 1967-10-7 962 Los Angeles Mt. Baldy trail from Baldy Village, ca. 3 or 4 miles past Bear Flat. 2439 Comment
  CAS-BOT-BC242745  Eriogonum davidsonii R. F. Thorne; M. Z. Thorne 1969-7-10 38398 Los Angeles San Gabriel Mts., Angeles National Forest: along Mescal Creek 2026 Comment
  RSA766446  Eriogonum elongatum Joseph A. Ewan 1934-8-11 8345 Los Angeles San Gabriel Mountains Pine Flat, Chilao. 1646 Comment
  RSA717059  Eriogonum elongatum Andrea Edwards, Pam De Vries 2006-4-11 66 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA766449  Eriogonum elongatum Joseph A. Ewan 1927-9-20 1514 Los Angeles Near ridge Higgins Canyon, Santa Monica Mts. 305 Comment
  RSA766102  Eriogonum fasciculatum Joseph A. Ewan 1936-7-22 9827 Los Angeles Blue Ridge trail. San Gabriel Mts. 2317 Comment
  SBBG118825  Eriogonum fasciculatum P. Robinson 1991-5-12 364 Los Angeles Sycamore Cyn, ca. 0.25 mi E of intersection of Beverly Blvd and Workman Mill, ca. 0.5 mi E of Workman Mill Rd (on trail into cyn) Comment
  RSA0108884  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-21 12880 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UCR140647  Eriogonum fasciculatum subsp. polifolium Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 7 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  UCR206269  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2008-6-10 8995 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  RSA598109  Eriogonum fasciculatum var. fasciculatum Steve Boyd, Lauren Raz 1997-3-4 9157 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. 610 Comment
  CAS-BOT-BC253272  Eriogonum fasciculatum var. foliolosum Javier Penalosa 1961-5-21 1525 Los Angeles San Gabriel Canyon Comment
  LA206854  Eriogonum fasciculatum var. foliolosum J. A. Ewan; 1931-8-3 4801 Los Angeles San Gabriel Mountains, Strawberry Peak 1615 Comment
  UC1032041  Eriogonum fasciculatum var. foliolosum P. L. Johannsen 1933-12-20 209 Los Angeles 3 1/2 mi s Reseda; Calabasa Quarangle Comment
  CAS-BOT-BC250105  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1955-8-10 2332 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  RSA529166  Eriogonum fasciculatum var. polifolium Tim S. Ross, S. D. Boyd 1991-7-24 5646 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1915 Comment
  RSA584903  Eriogonum fasciculatum var. polifolium Tim S. Ross, S. D. Boyd 1992-7-5 6605 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA664096  Eriogonum fasciculatum var. polifolium Marianne Marshall 1981-5-26 30 Los Angeles 1 mile from fire station, East Fork of San Gabriel River, off Hiking trail. Comment
  RSA717950  Eriogonum fasciculatum var. polifolium R. G. Swinney, Dave Larson 1996-8-7 5242 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s. 1524 Comment
  UC72558  Eriogonum gracile Dr. J. Q. Adams Sept. 1905 Los Angeles near Soldier's Home Comment
  RSA717789  Eriogonum gracile var. gracile R. G. Swinney, Dave Larson 1996-7-17 5123 Los Angeles San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  UCR127669  Eriogonum gracile var. gracile Mark A. Elvin, Kim Marsden 2003-8-8 2970 A Los Angeles Santa Clarita Valley, Newhall Ranch, Potrero Canyon SW of the junction of Potrero Creek and the Santa Clara River 305 Comment
  RSA393233  Eriogonum gracile var. gracile Robert Gustafson 1981-7-15 2338 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA393217  Eriogonum grande var. grande E. S. Spalding s.n. Los Angeles Banning Beach, Santa Catalina Island. Comment
  UCR270496  Eriogonum hirtiflorum R. G. Swinney 2011-6-15 15164 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  UC634603  Eriogonum maculatum Margaret Stason 1927-5-15 Los Angeles Pinon Ridge San Gabriel Mts., Pinon Ridge Comment
  UCR210131  Eriogonum microthecum R. G. Swinney 2008-7-16 9262 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.1 mi north of its confluence with Cooper Canyon, on the Burkhart Trail 1741 Comment
  RSA766393  Eriogonum parvifolium Joseph A. Ewan 1929-1-1 565 Los Angeles Rocky Point, Palos Verdes 6 Comment
  RSA317011  Eriogonum parvifolium var. parvifolium T. S. Elias, Walter Wisura 1984-7-27 8522 Los Angeles North of Malibu; Point Dume. Comment
  SD38703  Eriogonum parvifolium var. parvifolium Edith A. Purer 1933-10-7 5584 Los Angeles Partially stabilized sand dunes, El Segundo Comment
  JEPS56557  Eriogonum plumatella Ralph Hoffmann 1930-4-29 2335 A Los Angeles Lancaster 711 Comment
  UCR98742  Eriogonum saxatile T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3376 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 130m N to 250 m NNW of Icy Springs 1733 Comment
  RSA0099412  Eriogonum umbellatum var. minus R. G. Swinney 2011-8-5 15593 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
  RSA164806  Eriogonum umbellatum var. minus Wesley O. Griesel 1963-7-17 839 Los Angeles Top of Highest point on ridge between Baldy Notch and Mt. Baldy, San Gabriel Mountains. 2896 Comment
  RSA226965  Eriogonum umbellatum var. minus Robert F. Thorne 1971-8-25 41245 Los Angeles San Gabriel Mountains, Angeles National Forest: Summit of Mt. Burnham 2741 Comment
  RSA226968  Eriogonum umbellatum var. minus Robert F. Thorne 1971-8-25 41243 Los Angeles San Gabriel Mountains, Angeles National Forest: S ridge of summit of Mt. Baden- Powell 2805 Comment
  RSA639999  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side of Burkhart Saddle. 2104 Comment
  UCR189955  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-9-7 6924 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, c. 1/4 mi. west of summit of Pine Mountain 2817 Comment
  UCR194014A  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-9-4 6922 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA708712  Eriogonum wrightii var. trachygonum Pam De Vries 2005-9-13 s.n. Los Angeles North of Quail Lake. Comment
  UC1032327  Eriogonum wrightii var. trachygonum A. D. Gifford 1935-3-27 517 Los Angeles 2 3/4 mi nne Sawmill Pk.; Tejon Quadrangle Comment
  UC2026436  Eriogonum wrightii var. trachygonum Steve Boyd, L. Raz 1997-6-18 9985 Los Angeles LIEBRE MOUNTAINS REGION: North base of Portal Ridge along the Broad Canyon Motorway, east of the mouth of Broad Canyon, edge of the Antelope Valley. Comment
  RSA777528  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10824 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UC1871278  Eriophyllum confertiflorum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3995 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
  UCR108288  Eriophyllum confertiflorum Matilda Low 1997-4-3 29 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges). NW corner of Mills Ave & Foothill Blvd 412 Comment
  SBBG8161  Eriophyllum confertiflorum var. confertiflorum H. and M. Dearing 1935-3-9 1898 Los Angeles Mint Cyn Comment
  UCR270226  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-10-10 15730 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  UCR220344  Erodium botrys D. E. Bramlet, Mike Ahmer 2005-4-14 3792 B 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
  UCR91524  Erodium botrys Scott D. White 1996-4-9 3887 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  RSA391819  Erodium cicutarium Roy R. Snelling 1977-3-19 16 Los Angeles Mojave Desert, 2 miles S of Pearblossom. 1067 Comment
  RSA569923  Erodium cicutarium Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4834 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UCR95452  Erodium cicutarium L. C. Wheeler 1967-5-12 9445 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  RSA391762  Erodium cicutarium M. B. Dunkle 1939-5-28 8120 Los Angeles Common along old road on east coast of San Clemente Island. Comment
  IRVC29550  Erodium macrophyllum A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26152 Los Angeles Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. Western San Gabriel Mtns. 488 Comment
  RSA758704  Erodium moschatum Orlando Mistretta, Christine Mistretta 2008-4-19 2504 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  RSA600796  Eruca vesicaria subsp. sativa L. C. Wheeler 1955-4-12 7124 Los Angeles Chavez Ravine, Los Angeles. Comment
  CAS-BOT-BC40777  Erysimum capitatum Timothy S. Ross 1995-4-26 8388 Los Angeles Liebre Mountains. Liebre Gulch. Along Forest Service Road 8N05 (descending into the gulch from the Tumble Inn site). 993 Comment
  CSUSB514  Erysimum capitatum K. T. Ingram 1976-5-16 S. N. Los Angeles Angeles National Forest On Big Pine Highway, 1.9 miles from Angeles Crest Highway Comment
  RSA530260  Erysimum capitatum var. capitatum Dr Ralph Hoffman 1930-4-28 s.n. Los Angeles Lancaster 712 Comment
  RSA530276  Erysimum capitatum var. capitatum Gale Sphon 1959-4-4 288 Los Angeles 4 miles north of Big Rock Public Camp, Angeles national Forest Comment
  LA204414  Erysimum suffrutescens Mary Reynolds; 1937-3-14 7 Los Angeles El Segundo Comment
  RSA530232  Erysimum suffrutescens Ora M. Clark 1928-12-23 1381 Los Angeles Hermosa Comment
  HSC34792  Eschscholzia caespitosa R. E. Cooksey Mar 1972 4 Los Angeles Pomona College Wash 335 Comment
  RSA433676  Eschscholzia californica Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy Comment
  UCSB2173  Eschscholzia californica Haller, Norman 1953-3-21 Los Angeles Tip of Point Dume Comment
  RSA433660  Eschscholzia californica Elbert Benjamine 1929-3-15 74 Los Angeles San Clemente Island. Pasture land. Comment
  RSA587465  Eschscholzia californica subsp. californica Orlando Mistretta 1995-4-11 1612 Los Angeles Santiago Canyon;W slopes of Santiago Canyon ca. 1mile SW of confluence with Little Rock Creek. 1037 Comment
  CAS-BOT-BC5889  Eschscholzia elegans Townsend Stith Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island. Comment
  RSA199017  Eschscholzia hypecoides W. M. Gauntt 1966-4-30 176 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  RSA763239  Eschscholzia minutiflora Justin M. Wood 2010-5-10 1624 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UCR220064  Eschscholzia minutiflora R. G. Swinney 2009-4-24 10446 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA235193  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles San Clemente Island, between Northwest Harbor and Whale Point 8 Comment
  RSA0010847  Eucalyptus camaldulensis Robert Gustafson 1981-4-14 2164 Los Angeles Ballona Wetlands, southwestern section of Area 2. Comment
  RSA0025290  Eucalyptus cornuta R. E. Riefner Jr. 2007-3-10 7 -122 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, N of Palos Verdes Dr. West, Malaga Creek, Via Alar at Via Corta. 41 Comment
  UCR153553  Eucrypta chrysanthemifolia A. C. Sanders 2005-5-11 30183 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
  RSA420818  Eucrypta chrysanthemifolia Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA653847  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 762 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 488 Comment
  UC24016  Eucrypta chrysanthemifolia var. chrysanthemifolia J. H. Barber 1897-2-24 45 Los Angeles Santa Monica Experimental Station Comment
  LA200683  Eulobus californicus A. M. Johnson; 1925-4-26 4573 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
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Jun 25 2015
  SFV17888  Eulobus californicus J. D. Dilley 1998-3-27 248 Los Angeles San Gabriel Mountains Junction of Gold Creek Road and Little Tujunga Canyon in the foothills above Sunland. 500 Comment
  SEINET6068915  Eulobus californicus Unknown 1968-3-19 Los Angeles Encinal Canyon, ca 1.5 mi west of Mulholland Highway. Comment
  UCR193942  Euphorbia A. C. Sanders 2008-7-10 35725 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR197768  Euphorbia albomarginata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 47 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UC1971462  Euphorbia albomarginata Louis C. Wheeler 1946-8-27 6266 Los Angeles SAN GABRIEL MOUNTAINS: Shoemaker Canyon just north of Pallett Ranch by side of Pear Blossom Highway. Comment
  UCD142555  Euphorbia albomarginata M. Vincent 1962-5-19 253 Los Angeles Between Pearblossom and Valyermo; one mile from main Highway 138. Comment
  SD126202  Euphorbia maculata A. C. Sanders 1987-9-18 7369 Los Angeles El Segundo Dunes, west of Los Angeles International Airport & Pershing Dr., much of this area was occupied by houses until ca. 15 years ago, streets & sidewalks remain & some ornamental plants have persisted, in cracks in cement on north edge of subsite 3 38 Comment
  RSA0124088  Euphorbia maculata Louis C. Wheeler 1967-7-18 10091 Los Angeles Little Tujunga [Canyon], Gerard Station, mouth of Marek Canyon. 381 Comment
  SD181561  Euphorbia peplus Louis C. Wheeler 1943-3-13 5729 Los Angeles Comment
  UCR239860  Euphorbia serpens O. F. Clarke 2007-10-16 s.n. Los Angeles San Gabriel Valley, Pomona College, Claremont 259 Comment
  SD241807  Euphorbia serpillifolia Louis C. Wheeler 1936-6-20 4173 Los Angeles Glendale; 500 block of West Glenoak Avenue. 152 Comment
  SD181565  Euphorbia serpillifolia subsp. serpillifolia Louis Wheeler 1945-8-15 6091 Los Angeles Lake Shangri-La near El Monte. Comment
  UCR95530  Euphorbia spathulata T. S. Ross 1995-5-21 8600 Los Angeles San Clemente Island, near head of Chenetti Canyon, just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft. SSE of Rest triangulation point (1336 ft.) 354 Comment
  SD69465  Extriplex californica Robert F. Thorne 1966-4-5 35858 Los Angeles Santa Catalina Island; along Cottonwood Creek below dam in Cottonwood Canyon. 105 Comment
  RSA608755  Feijoa sellowiana Louis C. Wheeler 1963-10-10 8404 Los Angeles Los Angeles: Kerckhoff Estate, 734 W. Adams Blvd. Comment
  CATA1753  Festuca arundinacea Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3195 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, below 2nd reservoir 304 Comment
  SBBG128219  Festuca arundinacea M. L. Hoefs, S. A. Junak, J. T. Columbus 2001-5-25 3195 Los Angeles upper Bulrush Cyn, below 2nd reseroir 304 Comment
  UCR123897  Festuca microstachys Steven R. Hill, K. Kramer 2001-4-22 33347 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR155651  Festuca microstachys A. C. Sanders, T. B. Salvato 2005-4-26 29681 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR193155  Festuca microstachys R. G. Swinney 1998-7-14 6441 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  SBBG20523  Festuca perennis E. R. Blakley 1963-12-7 6370 Los Angeles 200 yds SE of new air strip 60 Comment
  RSA0014967  Ficus carica Steve Boyd, R. E. Riefner 2007-4-27 11746 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  RSA0086997  Filago californica R. G. Swinney 2010-3-30 12110 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA188164  Filago californica R. F. Thorne 1966-4-5 35851 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 106 Comment
  UCR155607  Filago californica A. C. Sanders 2005-5-11 30142 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
  UCR223267  Foeniculum vulgare R. G. Swinney 2009-8-19 11452 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  RSA131335  Foeniculum vulgare P. H. Raven, Henry J. Thompson 1959-9-19 13716 Los Angeles Along U. S. Highway 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  RSA232664  Foeniculum vulgare Larry E. DeBuhr, Gary Wallace 1972-9-2 685 Los Angeles San Clemente Island, at the barracks area at Wilson Cove. Comment
  CHSC98407  Forestiera pubescens LeRoy Gross 2001-3-25 360 b Los Angeles Los Angeles Basin: Verdugo Mountains Region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Verdugo Mountains, just east of Sunland exit off ramp, you can get on this fire road from the west at Topley Lane and Newhome Ave off of Foothill Blvd. in the city of Sunland. North northeast facing slope just below fire road next to an aluminum culvert, appears to be spreading as is growing in thick areas of the chaparrral 20-30 feet below and 50-75 feet across this small draw and into a NW facing slope out of this draw. 548 Comment
  SBBG58520  Forestiera pubescens R. Hoffmann 1931-6-23 Los Angeles W of Lancaster Comment
  CAS-BOT-BC52550  Frangula californica subsp. californica LeRoy Abrams 1902-6-15 2541 Los Angeles Sepulveda canyon, Santa Monica mountains Comment
  SBBG71291  Frangula californica subsp. californica M. N. Ackley 1928-2-12 931 Los Angeles Eaton Wash 381 Comment
  CAS-BOT-BC53329  Frangula californica subsp. cuspidata Carl B. Wolf 1928-3-29 1578 Los Angeles 2 mi. from Sandbergs on the ridge route, on road to Elizabeth Lake 1097 Comment
  UCR103765  Frankenia salina David Charlton 1989-5-25 3196 B Los Angeles W Mojave Desert, NW edge of Lancaster, between Ave. G and H on 30th St. West 701 Comment
  RSA795700  Fraxinus W. R. Ferren, Hamilton 1993-9-1 EPA- 296 Los Angeles Santa Monica Mountains. Tapia County Park. Comment
  CAS-BOT-BC223424  Fraxinus dipetala Cecil Hart 1927-4-10 s.n. Los Angeles Ridge Route to Lancaster Comment
  RSA579443  Fremontodendron californicum subsp. californicum Tim S. Ross, D. L. Banks 1994-6-21 7989 Los Angeles Vicinity of Pacifico Mountain: decending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca. 2325 m NW of Pac. Mtn's 7124-foot summit. 1915 Comment
  RSA367722  Fritillaria biflora Anstruther Davidson 1909-04 2335 Los Angeles Hollywood. Comment
  RSA771956  Galium Robert F. Thorne 1968-2-25 37911 Los Angeles Cherry Valley, Santa Catalina Island. Comment
  UCR222851  Galium angustifolium R. G. Swinney 2009-4-29 10577 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  JEPS56096  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and Clare Hardham 1965-6-16 4115 Los Angeles intersection of Angeles Forest Hwy with Angeles Crest Highway (s-facing canyon); San Gabriel Mountains Comment
  LA82081  Galium angustifolium subsp. angustifolium O. H. Kappler; 1940-7-1 65 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  RSA229725  Galium angustifolium subsp. angustifolium Robert F. Thorne 1969-7-2 38214 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA578102  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1994-5-31 7700 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
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May 16 2017
  RSA632943  Galium angustifolium subsp. angustifolium Valerie L. Soza, Kent Hughes 1999-6-17 535 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  RSA639473  Galium angustifolium subsp. angustifolium Walter Wisura 1999-9-10 5132 Los Angeles 3.5 miles W of Cow Canyon Saddle on forestry road off Glendora Ridge Road. Comment
  JEPS56099  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and Clare Hardham 1965-6-20 4158 Los Angeles road to Valyermo 8 mi nw Big Pines Comment
  RSA756779  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-29 2544 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  UC575026  Galium angustifolium subsp. angustifolium E. Lloyd 1933-5-5 Los Angeles Topanga Canyon Santa Monica Mts. Comment
  UCR111501  Galium angustifolium subsp. gabrielense A. C. Sanders, D. Malueg 1998-6-22 22026 Los Angeles San Gabriel Mtns., Altadena, c. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE 549 Comment
  UCR178228  Galium angustifolium subsp. gabrielense LeRoy Gross, Valerie Soza 2003-6-10 1023 Los Angeles Transverse Ranges; San Gabriel Mountains, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., c. 2.5 miles south of Mount San Antonio summit along trail 2439 Comment
  RSA700425  Galium angustifolium subsp. nudicaule Gary D. Wallace 1985-7-5 2234 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  SBBG31333  Galium aparine R. F. Thorne 1966-4-5 35816 a Los Angeles small stream in Middle Ranch Cyn below Stage Station SW of Eagle's Nest 76 Comment
  POM367746  Galium aparine Blanche Sell 1923-6-12 s.n. Los Angeles Topanga Pass. Comment
  POM367749  Galium aparine Wm. Martin 1972-5-12 76 H371B Los Angeles Gold Creek, Little Tujunga. Comment
  RSA248873  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-12 42965 Los Angeles Large canyon S of Mosquito Cove N of Chenity; San Clemente Island. 274 Comment
  SBBG119258  Galium grande V. Soza with L. Gross 1999-7-15 629 Los Angeles N- and NE-side of helispot and S-side of Mt Wilson Trail, ca. 2.7 mi from trailhead in Sierra Madre; T1N R11W NW/4, NW/4 S9 822 Comment
  RSA567295  Galium hallii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3970 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA588966  Galium hallii Orlando Mistretta 1994-6-8 1347 Los Angeles San Gabriel Mountains: Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1616 Comment
  RSA0013556  Galium johnstonii Orlando Mistretta, Christine Mistretta 2011-6-30 5784 Los Angeles North Fork Mill Creek; along Forest Road 3N27 1200 Comment
  RSA588970  Galium johnstonii Orlando Mistretta 1994-6-8 1351 Los Angeles Little Rock Creek, un-named drainage draining N slope of Bare Mountain 1738 Comment
  UC1584878  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5659 A Los Angeles Granite Mountain San Gabriel Mountain Range, Chilao Flat USGS 7.5' quad 1950 Comment
  CATA1224  Galium parisiense Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2290 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA0051336  Galium porrigens var. porrigens Valerie Soza 2004-6-21 1726 b Los Angeles Liebre Mountains, north side of Warm Springs Rd 6N32, west of Lake Hughes Rd. 640 Comment
  UCD170503  Galium porrigens var. porrigens D. O. Burge 2017-4-3 2237 Los Angeles Santa Monica Mountains, Rocky Oaks Dam. 530 Comment
  RSA535732  Galvezia speciosa Tim S. Ross 1991-5-23 5481 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment 37 Comment
  UCR47500  Galvezia speciosa D. C. Michener, R. M. Beauchamp 1982-9-25 4092 Los Angeles Channel Islands, San Clemente Island: Wilson Cove canyon 46 Comment
  CATA1652  Gambelia speciosa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2938 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  RSA653670  Gamochaeta pensylvanica A. C. Sanders, D. Malueg 1998-6-22 22012 Los Angeles Pasadena, just north of the I-210 Freeway on E bank of Eaton Wash, north side of Foothill Blvd. where it goes under the 210, under SCE transmission lines 225 Comment
  UCR108670  Garrya flavescens Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mtns, 1/2 mi north of Wickiup Comment
  UCR212839  Garrya veatchii Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1819 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam, north side of parking area 406 Comment
  SD264704  Gastridium phleoides Steven A. Junak, Ralph Philbrick, Mark Hoefs 2001-5-19 Sca 1568 Los Angeles UTM in supplement. Santa Catallina Island. Just E of Airport, N of Airport Road. 445 Comment
  RSA763173  Gayophytum Justin M. Wood 2009-6-1 798 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  UCR191521  Gayophytum R. G. Swinney 1998-7-8 6302 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 1 2012
  RSA0105745  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-7 15432 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  UCD170708  Gayophytum oligospermum A. C. Sanders; D. Malueg 1998-6-24 22086 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2. 1707 Comment
  UCR152480  Gazania linearis A. C. Sanders, Lee Jones 2005-4-8 29333 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR86819  Gazania linearis Scott D. White 1995-4-27 2937 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  CATA67  Genista linifolia Peter Henrikson 1987-4-13 51 Los Angeles Santa Catalina Island: Avalon Canyon 106 Comment
  LA82187  Geranium carolinianum O. H. Kappler; 1941-4-27 237 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0096984  Gilia Richard G. Swinney 2011-5-31 14890 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
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Dec 7 2018
  UCR194158  Gilia A. C. Sanders 2008-4-13 34876 Los Angeles Western Mojave Desert, Antelope Valley, Lancaster Rd. near California Poppy Reserve, c. 0.8 mi. west of Munz Ranch Rd., 9.8 mi. (air) NW of Quartz Hill 806 Comment
  LA201778  Gilia achilleifolia Arthur C. Gibson; 2001-5-18 4868 Los Angeles Comment
  POM65654  Gilia angelensis C. F. Baker 1904-4-1 4112 Los Angeles Claremont. 365 Comment
  SBBG31357  Gilia angelensis R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  RSA0106339  Gilia angelensis Lyman Benson 1945-4-14 11674 Los Angeles Claremont. 350 Comment
  RSA470108  Gilia angelensis Geo L. Moxley 1914-2-23 s.n. Los Angeles Hills near Highland Park, Los Angeles. Comment
  SD31174  Gilia capitata Edith A. Purer 1931-3-16 989 Los Angeles Palos Verdes Hills. Comment
  SDSU21384  Gilia capitata S. H. Bullock 1968-3-26 16 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. No slope. 351 Comment
  UC714929  Gilia capitata subsp. abrotanifolia R. C. Foster 1937-6-2 325 Los Angeles ne Claremont (Evey Canyon, foothills San Gabriel Mts.); foothills San Gabriel Mts., ne of Claremont, Evey Canyon Comment
  POM3517  Gilia capitata subsp. abrotanifolia Anson Lisk 1903-05 s.n. Los Angeles Collected near Pasadena. Comment
  UCR189672  Gilia diegensis R. G. Swinney 1998-7-8 6304 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UCR166085  Gilia latiflora Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  CAS-BOT-BC226327  Gilia latiflora subsp. davyi Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster Comment
  CAS-BOT-BC226328  Gilia latiflora subsp. davyi Carl Epling; Lincoln Ellison; Harvey Anderson 1930-4-17 s.n. Los Angeles Mohave [Mojave] Desert, Lancaster Comment
  LA206526  Gilia latiflora subsp. davyi Elizabeth Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  RSA799685  Gilia latiflora subsp. davyi Pam De Vries 2013-4-3 7834 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 1.0 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1042 Comment
  CAS-BOT-BC226320  Gilia latiflora subsp. davyi C. W. Tilforth; J. Dourley; W. Wisura 1978-4-17 1535 Los Angeles Jct. of Hiway 168 and 165 St., 3 1/2 miles east of Pearblossom & c. 3 1/2 air miles north of Bob's Gap Comment
  UC23560  Gilia latiflora subsp. davyi J. Burtt Davy May 9 1896-May 24 1896 2655 Los Angeles near Manzana ((towards Gorman's Station)); Antelope Valley, near Manzana Comment
  CAS-BOT-BC226394  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 2998 Los Angeles Little Rock Creek, Mohave [Mojave] Desert Comment
  RSA346679  Gilia latiflora subsp. latiflora F. R. Fosberg 1983-4-22 64158 Los Angeles Southeast of Saddleback Butte State Park, near Avenue M, north of Moody Springs, east of Lancaster, Antelope Valley. Comment
  SBBG127081  Gilia leptantha subsp. transversa A. Parikh, N. Gale 2011-6-22 3497 Los Angeles NW of Iron Mtn, 1.5 km E of Angeles Forest Hwy, 0.9 km S of Monte Cristo Crk; San Gabriel Mtns 1370 Comment
  UCR66572  Gilia lottiae subsp. lottiae Thos. Craig, P. A. Munz 1933-5-13 12931 Los Angeles Mojave Desert, 10 miles south of Muroc Comment
  RSA469474  Gilia nevinii F. R. Fosberg 1931-4-24 S 4693 Los Angeles Hamilton Beach, Santa Catalina Island. 10 Comment
  RSA545168  Gilia nevinii T. S. Ross, Amy Kendall 1992-4-15 6191 Los Angeles San Clemente Island: central upland portion of the island, SW of ''Ledge'' (1328' knoll of Stone field station), 236 degrees SW, ca. 170m distant from summit of ''Ledge.'' 393 Comment
  RSA549896  Gilia nevinii Peter L. Morrell, Orlando Mistretta, L. Arsneth 1992-4-4 126 Los Angeles San Clemente Island, approx. 1.7km SSW of Wilson Cove, 300m S of large water tank. 175 Comment
  RSA549899  Gilia nevinii Peter L. Morrell, Orlando Mistretta, L. Arsneth 1992-4-4 127 Los Angeles San Clemente Island, appros. 1.5 km S of Wilson Cove. 200 Comment
  SBBG12035  Gilia nevinii P. H. Raven 1962-4-9 17166 Los Angeles above Wilson Cove 60 Comment
  RSA0016270  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4811 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA0016258  Gilia ochroleuca subsp. bizonata C. B. Wolf 1935-5-6 6733 Los Angeles Liebre Mts 1/2 mile East of Gorman 1159 Comment
  CAS-BOT-BC407851  Gilia ochroleuca subsp. ochroleuca Alva Day 1973-4-23 73 -105 Los Angeles Hwy 138, 5 mi. W of Los Angeles Co. line, and just W of aquaduct Comment
  RSA0017147  Gilia ochroleuca subsp. vivida Valerie L. Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1674 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  UCR189409  Githopsis diffusa R. G. Swinney 1998-5-30 6153 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  CAS-BOT-BC303661  Glebionis coronaria John Thomas Howell 1948-7-2 24767 Los Angeles Redondo Beach Comment
  SEINET952183  Glycyrrhiza lepidota E. M. Johnstone 1915-1 W- 119 Los Angeles Los Banos Comment
  CAS-BOT-BC303781  Glyptopleura setulosa Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9488 Los Angeles 16 miles from Lancaster on the Muroc Rd Comment
  RSA682661  Gnaphalium californicum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1085 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  UCR271655  Gnaphalium californicum R. G. Swinney 2011-3-26 14199 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  SEINET11849353  Gnaphalium chilense J. F. Bright, Wyman, C. 1931-1 5691 Los Angeles Hollywood Comment
  RSA0012267  Gnaphalium palustre Orlando Mistretta, Youssef Atallah 2011-8-12 6027 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  UCR127091  Gnaphalium palustre Mark A. Elvin, Cathleen Weigand 2003-4-7 2452 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  RSA226075  Gnaphalium palustre R. F. Thorne, C. W. Tilforth 1971-6-17 39916 Los Angeles Near small pond in canyon below Placerita Canyon road 2.6 mile below junction with Sand Canyon road; W end San Gabriel Mts. 549 Comment
  SEINET10726164  Gnaphalium palustre David B. Dunn 1940-12-7 Dunn 666 Los Angeles Big Tujunga was near Sunland. Comment
  CAS-BOT-BC108965  Goodmania luteola C. G. Pringle 1882-5-24 s.n. Los Angeles Mojave Station. Lancaster Station. Comment
  SFV16359  Grayia spinosa J. W. Dole 1991-5-11 s. n. Los Angeles Mojave Desert Antelope Valley. Little Rock. Comment
  UC284754  Guillenia lasiophylla P. A. Munz 1923-4-10 6730 Los Angeles canyon s Lemon Tank (e coast San Clemente Island); San Clemente Island Comment
  SEINET11849058  Gutierrezia sarothrae C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  LA202297  Gypsophila elegans var. elegans Arthur C. Gibson; 2005-5-1 5047 Los Angeles Comment
  PASA1742  Haplopappus cooperi Frank W. Peirson 1921-5-19 Los Angeles Little Rock Creek Comment
  CAS-BOT-BC308534  Hazardia cana Reid Moran; R. M. Beauchamp; T. Oberbauer 1975-8-23 22685 Los Angeles West fork of Red Rock Canyon, San Clemente Island 270 Comment
  RSA674586  Hedypnois cretica Scott D. White 2000-5-6 7780 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  RSA607684  Helenium bigelovii Scott D. White 1997-6-29 5400 Los Angeles Mt. Baldy Village Area: San Antonio Canyon below San Antonio Falls, and along trail/road access rt. 1921 Comment
  RSA0096948  Helianthemum scoparium L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek. 609 Comment
  RSA441780  Helianthemum scoparium var. vulgare Fay A. MacFadden 1931-4-10 s.n. Los Angeles Dry hillsides, Tejunga [Tujunga] Canyon 426 Comment
  CAS-BOT-BC305412  Helianthus annuus John Thomas Howell 1960-3-23 35144 Los Angeles Tujunga Wash Comment
  LA30851  Helianthus gracilentus Peter H. Raven; Jane Turner, Barbara Whitesel 1959-2-23 C- 132 Los Angeles Santa Monica Mountains, Latigo Canyon Comment
  RSA0016426  Helianthus inexpectatus A. C. Sanders, Mark Elvin 2002-6-25 25257 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
  UC1953168  Helianthus inexpectatus Mark Elvin with Julie Vanderwier 2002-8-12 2124 Los Angeles Western Transverse Range: Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mi SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River. Comment
  SFV4473  Helianthus petiolaris R. L. Armacost 1933-7-4 3 dup. Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  UC284983  Heliotropium curassavicum P. A. Munz 1923-5-27 6891 Los Angeles Pallett Creek San Gabriel Mts., Pallett Creek Comment
  POM3869  Heliotropium curassavicum var. oculatum W. R. Dudley, F. H. Lamb 1896-6-6 4327 Los Angeles Lancaster. Comment
  RSA0031571  Helminthotheca echioides Nancy Hamlett 2014-4-23 s.n. Los Angeles Bernard Field Station, Clarmont. Near 366 Comment
  RSA320814  Hemizonia clementina F. C. Boutin 1967-4-23 1634 Los Angeles San Clemente Island: Wilson Cove Comment
  UCR68895  Hemizonia clementina Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4272 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SEINET4044548 Image available Hemizonia fasciculata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  RSA696928  Hemizonia fasciculata R. H. McArthur 1932-4-30 s.n. Los Angeles Limestone Bouscout Camp. Comment
  RSA305712  Hemizonia pungens Mark Hoefs 1973-6-4 309 Los Angeles Santa Catalina Island: Los Angeles County: open field above golf course #4 green Avalon Canyon. 53 Comment
  POM9731  Herniaria hirsuta subsp. cinerea I. M. Johnson 1921-3-28 4406 Los Angeles Pomona College Campus 366 Comment
  SEINET10938214  Hesperaloe parviflora Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4855 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
  POM246469  Hesperocnide tenella F. R. Fosberg 1931-3-24 S- 4347 Los Angeles Hamilton Canyon, Overlooking Thompson Reservoir. 50 Comment
  POM246470  Hesperocnide tenella F. R. Fosberg 1931-4-4 S- 4487 Los Angeles Cherry Canyon 30 Comment
  LA82191  Hesperolinon micranthum O. H. Kappler; 1944-5-7 611 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  HSC18661  Heteromeles arbutifolia C. S. Apperson 1967-6-24 Los Angeles 1/2 mi. up Stunt Canyon Rd. off of Mullholland Dr., Santa Monica Mtns. 457 Comment
  CHSC85569  Heterotheca sessiliflora subsp. fastigiata John Dittes 2003-12-27 860 C Los Angeles Western Transverse Range; Big Tujunga Canyon; floodplain of Big Tujunga Creek; ca. 1.8 air-miles north by northeast of Sunland, ca. 2.2 air-mile north by northeast of Verdugo Hills High School, ca. 0.9 air-mile southwest of confluence Gold Canyon. 520 Comment
  RSA0063245  Heuchera elegans I. M. Johnston 1917-6-20 1733 Los Angeles San Antonio Mountains, Baldy Lookout of U.S.F.S. 1829 Comment
  UCR204261  Heuchera elegans Naomi Fraga, Elizabeth A. Kempton 2008-7-2 2304 Los Angeles San Gabriel Mountains, north slope of Mount Islip from Little Jimmy Campground to the summit 2500 Comment
  RSA0066122  Heuchera elegans Orlando Mistretta, Steve Boyd 1995-5-23 1716 Los Angeles Bare Mountain Canyon, W side tributary drainage NE of Pacifico Mtn. San Gabriel Mountains. 1784 Comment
  RSA511365  Hibbertia scandens A. C. Sanders 1988-5-18 7819 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  POM21164  Hieracium argutum Fordyce Grinnell Jr 1917-7-29 s.n. Los Angeles Upper Millard's Canyon, San Gabriel Mountains. Comment
  LA200306  Hirschfeldia incana Harlan Lewis; 1940-2-24 1093 Los Angeles Santa Monica Mountains, Topanga Canyon 304 Comment
  RSA0118521  Hirschfeldia incana Steven A. Junak, Mark Hoefs, Keri Kirkland 1997-11-14 SCa- 478 Los Angeles Santa Catalina Island. Upper edge of camp at Emerald Bay, just N of main road. 18 Comment
  RSA449769  Holodiscus discolor Fordyce Griffiths Jr. 1916-6-10 s.n. Los Angeles Sister Elsie Trail, San Gabriel Mountains near Pasadena. Comment
  RSA449770  Holodiscus discolor I. W. Clokey, Bonnie C. Templeton 1929-05 4547 Los Angeles Mandeville Canyon 400 Comment
  UCR276713  Holodiscus discolor var. microphyllus R. G. Swinney 2010-9-21 13869 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  RSA777871  Hordeum brachyantherum R. G. Swinney 2009-6-8 11112 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  POM222220  Hordeum intercedens L. C. Wheeler 1936-4-12 4089 Los Angeles Hills S of Monterey Park, south side. 122 Comment
  UCR272923  Hordeum marinum subsp. gussoneanum Steven A. Junak 2000-5-5 SCa- 1260 Los Angeles Channel Islands, Santa Catalina Island, c. 1.5 air miles north-northwest of beach at Little Harbor Campground, plant stop above road 198 Comment
  RSA0085030  Hordeum murinum R. G. Swinney 2010-6-21 13275 Los Angeles 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
  SBBG13312  Hordeum murinum M. A. Piehl 1962-6-9 62351 Los Angeles China Pt, S of lighthouse 3 Comment
  CAS-BOT-BC289332  Hordeum murinum subsp. glaucum Marcus E. Jones 1882-5-1 3562 Los Angeles Los Angeles Comment
  CHSC35452  Hordeum murinum subsp. leporinum James Henrickson 1979-5-18 18142 Los Angeles Ca 1 miles N of Valencia, E of College of the Canyon between Valencia and McBean Parkway. 426 Comment
  SBBG113123  Hordeum vulgare S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 369 Los Angeles Skull Cyn, ca. 0.4 rd mi from intersection with Middle Ranch Cyn Rd 228 Comment
  LA202234  Hordeum vulgare Arthur C. Gibson; 2005-5-21 5031 Los Angeles SANTA MONICA MOUNTAINS, Newton Canyon, Newton Canyon Road. Comment
  CLARK-A1528-3998  Horkelia cuneata John C. Roos 1937-7-7 1931 Los Angeles San Gabriel Mountains Comment
  UCD106088  Hosackia crassifolia Marian Vincent 1964-6-24 594 Los Angeles Wrightwood Road. Big Pine camping area across the road from Meseal Camp. Comment
  RSA199033  Hypochaeris glabra W. M. Gauntt 1966-4-9 137 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  RSA657361  Hypochaeris glabra Joseph M. Keefe 1978-4-28 22808 Los Angeles Verdugo Mountains; Henderson Canyon Creek, 0.5 Km west of Lockerbie Road on Whitting Woods Road, La Crescenta. 427 Comment
  JEPS30527  Isocoma menziesii var. sedoides Henry J. Thompson 1958-10-23 1814 Los Angeles above the beach Point Dume; Santa Monica Mountains 30 Comment
  RSA239450  Isocoma menziesii var. sedoides E. R. Blakley 1961-9-23 4738 Los Angeles S Shore of Catalina Harbor E of Ballast Point, Santa Catalina Island 2 Comment
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Jul 7 2011
  POM359498  Isocoma menziesii var. vernonioides H. L. Bauer 634 Los Angeles Topanga Canyon. Comment
  RSA608513  Isocoma menziesii var. vernonioides L. C. Wheeler 1930-11-28 s.n. Los Angeles Clark's Grove (vicinity of Claremont). Comment
  UC170832  Juglans californica var. californica Geo. B. Grant 1905-5-5 635 Los Angeles Pasadena Comment
  RSA772153  Juncus R. G. Swinney 2009-5-27 10890 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR209257  Juncus R. G. Swinney 2008-10-7 9471 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA799859  Juncus bufonius Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 6 Los Angeles Glendora Ridge Road 1288 Comment
  UCR210283  Juncus bufonius R. G. Swinney 2008-10-16 9602 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR86838  Juncus bufonius Scott D. White 1995-4-27 2944 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
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Jun 28 2017
  UCR270809  Juncus duranii R. G. Swinney 2011-8-17 15625 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  POM1621  Juncus macrophyllus I. M. Johnston 1916-10-15 s.n. Los Angeles Evey Canon by creek, north of Claremont. Comment
  RSA368266  Juncus macrophyllus Anstruther Davidson 1889-07 s.n. Los Angeles Glendale. Comment
  RSA771325  Juncus patens Robert F. Thorne 1966-4-17 36132 -a Los Angeles San Clemente Island, upper reaches of Box Canyon, NW of Horse Canyon, SW of Thirst. 244 Comment
  RSA747199  Juncus rugulosus R. G. Swinney 2005-8-5 8383 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA775953  Juncus tiehmii Orlando Mistretta, Christine Mistretta 2010-6-17 5340 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UC213660  Juncus xiphioides I. Johnston 1917-6-14 1273 Los Angeles w of Pomona Comment
  RSA577900  Juncus xiphioides L. C. Wheeler 1933-7-11 1929 Los Angeles Puddinstone Dam, San Jose Hills. 274 Comment
  CAS-BOT-BC81014  Juniperus californica Ernest C. Twisselmann 1970-9-8 17496 Los Angeles Antelope Valley: Avenue C 0.2 mile east of Highway 14 746 Comment
  RSA596050  Juniperus californica T. S. Ross, J. Mark Porter 1995-5-4 8417 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 555 Comment
  SFV295  Juniperus californica R. L. Armacost 1933-7-4 9 Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  UCR186582  Juniperus californica A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32211 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  RSA0021280  Keckiella cordifolia Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5073 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SD181330  Keckiella cordifolia Valerie Soza, Kent Hughes 1999-6-17 559 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon 747 Comment
  LA209320  Keckiella ternata Carl Epling; N. Dunn 1931-6-28 Los Angeles near Sandbergs, Ridge Route Comment
  RSA567970  Kochia scoparia Steve Orloff 1991-9-10 s.n. Los Angeles Palmdale, intersection of Palm Vista Rd. and Avenue R. Comment
  POM7121  Koeleria macrantha L. S., G. W 1919-5-10 2753 Los Angeles Turnbull Canyon, near Whittier 305 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
  UC1537381  Krascheninnikovia lanata Gordon H. True Jr. 1935-5-17 307 Los Angeles hills s. of Littlerock 914 Comment
  RSA608301  Lactuca serriola L. C. Wheeler 1946-9-2 6341 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, 0.5 mile W of Bear Creek. 518 Comment
  RSA733131  Lactuca serriola R. G. Swinney 1998-8-1 6603 Los Angeles Mine Gulch at East Fork of San Gabriel River Canyon. Open canyon bottom, lower Mine Gulch with no riparian development except right at aconfluence; sandy-silty soil with rocks. 1341 Comment
  RSA258372  Lactuca serriola C. W. Tilforth 1972-7-27 608 Los Angeles [Unspecified] Comment
  CAS-BOT-BC340757  Laennecia coulteri Steven A. Junak 1997-10-28 SCI- 981 Los Angeles San Clemente Island: Along N side of San Clemente Island Ridge Road, just N of Triangulation Point Rest, between the forks of Mosquito Canyon 408 Comment
  CAS-BOT-BC340758  Laennecia coulteri Steven A. Junak 1996-9-28 SCI- 670 Los Angeles San Clemente Island: Central portion of mesa, along W side of San Clemente Ridge Road, 1.3 miles N of intersection with road to Eel Point 243 Comment
  UC519911  Lagophylla ramosissima Carl Epling and Louis Wheeler 1933-6-4 1844 Los Angeles head of Antelope Valley; Quail Lake 1219 Comment
  RSA177701  Lamarckia aurea R. F. Thorne, P. Everett 1965-5-10 34453 Los Angeles Near Echo Lake, Santa Catalina Island 412 Comment
  SEINET10828054  Lamarckia aurea Cyrus G. Pringle 1882-3-31 Pringle s.n. Los Angeles Comment
  CAS-BOT-BC412750  Lastarriaea coriacea Alice Eastwood 1906-5-27 57 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  SD133174  Lasthenia californica E. La Rue, R. Montijo 2-4 Apr 1991 91 15 Los Angeles Palmdale; south of Avenue M and E of Sierra Highway; north of Air Force Plant. 790 Comment
  POM361498  Lasthenia californica E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA301948  Lasthenia californica Peter H. Raven 1962-4-11 17283 Los Angeles San Clemente Island: sandy beach due west of Wall 2. 9 Comment
  RSA716221  Lasthenia californica Andrea Edwards, Pam De Vries 2006-4-11 77 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  LA203788  Lasthenia glabrata subsp. coulteri A. M. Johnson; 1933-5-17 4267 Los Angeles Del Rey, Los Angeles Comment
  RSA188059  Lasthenia gracilis R. F. Thorne 1966-4-6 35927 Los Angeles Santa Catalina Island: 1 mile W of Empire Landing 76 Comment
  UC174190  Lasthenia gracilis Henry Hemphill 1905-1-1 Los Angeles Santa Barbara Island Comment
  POM361495  Lasthenia gracilis Christopher Davidson 1973-4-7 1881 Los Angeles Lucerne Valley, 33 miles from Apple Valley. 854 Comment
  RSA724475  Lathyrus laetiflorus K. Dobry 1992-2-16 d- 1049 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  PASA1058  Lathyrus strictus Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  SEINET956182  Lathyrus strictus Rea Raymond 1961-1 41 Los Angeles Little Jajunge Canyon. Angeles National Forest. Comment
  RSA405725  Lathyrus vestitus var. alefeldii F. R. Fosberg 1931-5-14 S- 4873 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  UC864436  Lathyrus vestitus var. alefeldii F. R. Fosberg 1931-5-6 S 4803 Los Angeles Cape Canyon Santa Catalina Island 220 Comment
  RSA191152  Lathyrus vestitus var. vestitus R. F. Thorne 1967-6-25 37103 Los Angeles upper portion of Evey Canyon 883 Comment
  CAS-BOT-BC321517  Layia glandulosa David D. Keck; Palmer Stockwell 1935-5-16 3307 Los Angeles 1.5 mi S of Palmdale Comment
  POM298260  Layia glandulosa D. D. Keck 1935-3-18 3021 Los Angeles San Gabriel River, 2 miles E of El Monte 91 Comment
  RSA21248  Layia glandulosa C. B. Wolf 1937-4-28 8519 Los Angeles Mojave Desert, Antelope Valley, 4.5 miles S of Lancaster. 716 Comment
  UC1211161  Layia glandulosa Huron H. Smith 1912-5-3 4917 Los Angeles Azusa 243 Comment
  CAS-BOT-BC321510  Layia glandulosa Ira L. Wiggins 1966-4-23 20621 Los Angeles Sandy desert slopes E of 145 Street E, between Palmdale Blvd and Avenue O, N of Pearblossom. Mohave Desert. Comment
  CAS-BOT-BC321518  Layia glandulosa David D. Keck; Palmer Stockwell 1935-5-16 3311 Los Angeles Neenach. Comment
  RSA188056  Layia platyglossa subsp. campestris R. F. Thorne 1966-4-5 35859 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  RSA300980  Lepechinia fragrans D. C. Michener 1982-8-3 4164 Los Angeles CA 2, 6.6 miles north of Pasadena & jct with I-210. Comment
  SFV18076  Lepidium didymum P. M. Schiffman 2000-4-27 s. n. Los Angeles Point Dume, Zuma Lagoon. Comment
  PASA2037  Lepidium flavum Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  CAS-BOT-BC89429  Lepidium fremontii W. R. Dudley; F. H. Lamb 1896-6-4 4312 Los Angeles Lancaster. Comment
  POM130  Lepidium lasiocarpum L. R. Abrams 1901-04 1225 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC167084  Lepidium nitidum A. C. Sanders 2003-3-14 25769 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  SEINET3148912  Lepidium nitidum G. B. Grant 678 Los Angeles from Pasadena. Comment
  RSA640016  Lepidium nitidum var. nitidum L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: 0.4 mile southwest Big Cieneja on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  RSA607503  Lepidium pinnatifidum L. C. Wheeler 1973-6-12 s.n. Los Angeles California State University, Long Beach. Comment
  SBBG127524  Lepidium strictum M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2862 Los Angeles Toyon Bay 30 Comment
  CAS-BOT-BC60044  Lepidium virginicum var. menziesii Geo. B. Grant 1901-6-5 s.n. Los Angeles Pasadena. Comment
  RSA429657  Lepidium virginicum var. pubescens F. R. Fosberg 1930-6-26 3024 Los Angeles Lower Ballona Creek. 10 Comment
  CAS-BOT-BC328080  Lepidospartum squamatum Moxley 1914-9-7 275 Los Angeles On trail to Switzer's Camp; ridge above Arroyo Seco. San Gabriel Mts. Comment
  RSA155884  Lepidospartum squamatum Peter H. Raven 1961-10-15 16863 Los Angeles Betw Foothill Blvd (Hwy 66) and the Botanic Garden, Claremont 366 Comment
  UC472174  Lepidospartum squamatum N. Dunn, J. Ewan 1931-12-6 5556 Los Angeles Higgins Canyon above Beverly Hills; Santa Monica Mts. Comment
  UCSB6628  Lepidospartum squamatum Ballard 1954-9-28 Los Angeles One mile north of Route 66, Claremont 289 Comment
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Nov 5 2014
  RSA648260  Leptodactylon californicum Jami Liberi 1983-5-19 34 Los Angeles Located in Claremont, across the [street] from the San Antonio Dam. 640 Comment
  UC669276  Leptodactylon californicum Annie M. Alexander and Louise Kellogg 1941-3-24 1995 Los Angeles 8.5 mi s Castaic Junction; Weldon Canyon 487 Comment
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Nov 14 2007
  UCR189958  Leptodactylon pungens R. G. Swinney 1998-8-27 6832 Los Angeles San Gabriel Mtns., Mount San Antonio (East/Old Baldy) Peak 3055 Comment
  CATA2953  Leptosiphon bicolor Sarah Ratay, Lauren Danner 2006-4-25 96 Los Angeles Santa Catalina Island: On way to Ophioglossum site 0 Comment
  CHSC95416  Leptosiphon breviculus LeRoy Gross; Michael Denslow 2003-6-4 996 Los Angeles Transverse Ranges; San Gabriel Mountains region; Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2). UTM Zone; 3802915N, 0426388E. Just off the trail to Throop Peak, a short distance from the highway. 2439 Comment
  RSA587538  Leptosiphon breviculus Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1114 Los Angeles Santiago Canyon. Ridge on W edge of Santiago Cyn. watershed, approximatly 1 mi. S of Mt. Emma. 1387 Comment
  CHSC95794  Leptosyne bigelovii LeRoy Gross 2005-5-3 2204 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  UCR269973  Leptosyne bigelovii R. G. Swinney 2010-6-1 13115 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  UCSB24001  Leptosyne bigelovii Mori, Dianna 1964-5-3 Los Angeles 3 miles from Calif. Highway 138 on Old Ridge Rd. 1127 Comment
  UCR124728  Lessingia filaginifolia B. C. Templeton 1932-8-25 5079 Los Angeles San Gabriel Mtns., Table Mountain near Big Pines Park, Angeles National Forest 2091 Comment
  LA201800  Lessingia filaginifolia var. filaginifolia Arthur C. Gibson; 2003-9-1 4985 Los Angeles Simi Hills, NW edge Chatsworth Reservoir just E of Valley Circle Blvd, near Chatsworth Lake Manor 274 Comment
  POM361805  Lessingia glandulifera var. glandulifera George B. Grant 1906-9-14 s.n. Los Angeles Pasadena. Comment
  RSA729183  Lewisia rediviva R. G. Swinney 1998-7-14 6443 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top montane coniferous forest. 2247 Comment
  RSA126647  Leymus condensatus R. St John 1933-2-10 331 Los Angeles Cold Creek. 549 Comment
  POM352205  Leymus triticoides Harry H. Stone 1936-4-18 187 Los Angeles Los Angeles. Along an irregation ditch. Comment
  RSA585690  Leymus triticoides Timothy S. Ross 1990-6-11 3014 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  CDA32478  Leymus triticoides L. C. Wheeler 1966-10-1 8931 Los Angeles San Gabriel Mountains. Big Tujunga at Colby Ranch Road. Comment
  CAS-BOT-BC130872  Lilium parryi Louis C. Wheeler 1954-9-1 7082 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek Comment
  SBBG88240  Limonium sinuatum A. C. Sanders 1987-10-13 7423 Los Angeles El Segundo dunes, W of Los Angeles Intl Airport and Pershing Dr 38 Comment
  CLARK-A1528-3442  Linanthus breviculus John C. Roos 1937-5-31 759 Los Angeles San Gabriel Mountains Comment
  RSA468480  Linanthus californicus N. C. Cooper 1945-5-1 2228 Los Angeles Tapia Park, Santa Monica Mountains 762 Comment
  RSA468427  Linanthus californicus subsp. glandulosus Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles Foothills, La Crescenta Comment
  RSA679996  Linanthus concinnus LeRoy Gross, Michael Denslow 2003-6-4 980 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  UCR147538  Linanthus concinnus Naomi Fraga, Et al. 2004-5-26 1223 Los Angeles Transverse Ranges; San Gabriel Mountains, Off of Largo Vista Road, near intersection of dirt road that leads to Big John Flats 1585 Comment
  UC1058205  Linanthus dianthiflorus C. McMillan and R. Moran 1949-4-9 1515 Los Angeles above Malibu Beach (mouth of Winter Canyon); Winter Canyon Comment
  POM65844  Linanthus dianthiflorus subsp. dianthiflorus L. R. Abrams 1903-4-10 3235 Los Angeles Grassy hills, near Inglewood Comment
  RSA0016795  Linanthus dianthiflorus subsp. dianthiflorus Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy. Comment
  UC52828  Linanthus dichotomus H. M. Hall 1902-5-1 3065 Los Angeles Elizabeth Lake 1066 Comment
  UCR78147  Linanthus dichotomus Wandalee Thompson 1964-4-20 29 Los Angeles Transverse Range; Liebre Mtns., Thompson Ranch entrance road, 20660 West Pine Canyon Road, c. 5 miles west of Lake Hughes 1128 Comment
  RSA0070208  Linanthus parryae Orlando Mistretta, Christine Mistretta 2003-4-30 1988 Los Angeles Saddleback Butte State Park. 824 Comment
  RSA515167  Linanthus parryae Steve Boyd, Orlando Mistretta 1986-3-31 1538 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA735820  Linanthus parryae Rosemarie Zimmermann 1964-5-1 367 Los Angeles Valyermo 1372 Comment
  RSA674825  Linanthus parviflorus Scott D. White, Sandy Leatherman, D. E. Bramlet, A. O'Neal, W. Sangkatavat 2001-4-24 8411 Los Angeles Southwestern Liebre Mountains: Grasshopper Canyon area near Castaic lake. 518 Comment
  RSA729393  Linanthus pungens R. G. Swinney 1998-7-21 6488 Los Angeles Fish Fork Trail, 1.9 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2134 Comment
  LA33627  Lithophragma affine Henry J. Thompson; 1959-4-19 1943 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA84365  Lithophragma affine F. W. Peirson 1925-4-23 5805 Los Angeles San Gabriel River 365 Comment
  RSA84368B  Lithophragma affine Raymond J. Dobbs 1927-5-3 7671 Los Angeles Arroyo Seco, 2 miles above Relay, south face of San Gabriel Mountains. Comment
  CHSC35330  Lithophragma heterophyllum James Henrickson 1973-5-12 4 Los Angeles Ca 6 (air) miles NE of La Canada, 3.1 (rd) miles N of N3, off Los Angeles Crest Hwy; in canyon along road, in granitic slopes of San Gabriel Mts. 1036 Comment
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Aug 22 2016
  CAS-BOT-BC48140  Lithophragma maximum Tim Ross; Laurel Arnseth 1990-4-8 4318 Los Angeles San Clemente Island. E side of island, near Malo Point, second cyn S of Bryce Cyn. Comment
  UCR146528  Lobelia dunnii Scott D. White 2004-7-28 10658 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
  RSA0085305  Lobelia dunnii var. serrata R. G. Swinney 2010-8-26 13602 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA0031846  Lobularia maritima Geraldine Dodd 1992-5-2 003 Los Angeles 2 miles north of corner of Loma Alta Dr. & Lake Ave. in Altadena. Sam Merrill hiking trail. 975 Comment
  RSA658891  Lobularia maritima Geraldine Dodd 1992-5-16 14 Los Angeles 1.5 miles north of corner of Mira Monte Ave. & Mt. Wilson Trail Dr. in Sierra Madre,. Mt Wilson Hiking Trail 732 Comment
  SD108851  Loeseliastrum matthewsii James Henrickson 1973-5-12 9600 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St., N-facing slopes above arroyo 1234 Comment
  CAS-BOT-BC342204  Logfia filaginoides John H. Thomas 1957-4-27 6693 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Pt. Dume. 15 miles due west of Santa Monica 152 Comment
  SBBG31421  Logfia filaginoides R. F. Thorne 1966-4-5 35851 Los Angeles above stream in Cottonwood Cyn 106 Comment
  UC896665  Logfia filaginoides L. W. Nuttall 1920-1-1 47 Los Angeles Santa Catalina Island Comment
  CDA2239  Lolium perenne L. C. Wheeler 1967-5-23 9677 Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA600364  Lolium perenne Steve Boyd, Lauren Raz 1997-5-28 9874 A 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
  RSA658367  Lolium perenne subsp. multiflorum Naomi Zohman 1985-4-28 35 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  UCR204851  Lolium perenne subsp. perenne R. G. Swinney 2005-8-9 8416 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA13881  Lolium rigidum L. C. Wheeler 1933-6-24 1875 Los Angeles Sepulveda Blvd. at Los Angeles River, San Fernando Valley 198 Comment
  SBBG59386  Lolium temulentum M. N. Ackley 1928-6-24 27 Los Angeles Big Pine Camp Comment
  SJSU1841  Lomatium dasycarpum C. W. Sharsmith 1957-4-13 6380 Los Angeles c. 5 mi S of Gorman, northwestern Los Angeles County 762 Comment
  SEINET12118927  Lomatium mohavense H. H. Heller 1937-1 424 Los Angeles 20 mi E of Lancaster on Victorville Road Comment
  RSA600035  Lomatium mohavense subsp. longilobum Steve Boyd, Lauren Raz 1997-3-25 9255 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  UCR209233  Lomatium nevadense R. G. Swinney 2008-6-17 9053 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  UCR98729  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-1 9682 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  POM122949  Lomatium vaginatum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA717056  Lomatium vaginatum Andrea Edwards, Pam De Vries 2006-4-11 70 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SD69849  Lonicera hispidula var. vacillans Robert F. Thorne, D. Propst 1968-5-27 37624 Los Angeles Santa Catalina; in upper Skull Canyon. 299 Comment
  UC1584043  Lonicera interrupta Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4025 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy., w drainage that meets Tie Canyon); San Gabriel Mts., Angeles Nat'l Forest, Tujunga Ranger Dist. 1524 Comment
  SBBG69622  Lonicera subspicata var. denudata R. Hoffmann 1931-8-22 Los Angeles summit of Mt Wilson 1676 Comment
  UC441295  Lonicera subspicata var. denudata J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  UCR179975  Lonicera subspicata var. denudata R. G. Swinney 1996-8-7 5210 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  RSA90070  Lotus argophyllus var. argophyllus F. W. Peirson 1924-5-27 4631 Los Angeles north slope of Strawberry peak 1220 Comment
  HSC46500  Lotus argophyllus var. hancockii M. B. Dunkle 1939-4-4 7252 Los Angeles China Pt., Pyramid Cove, San Clemente Island Comment
  SEINET10907089  Lotus crassifolius Zona 1989-6-21 ZONA 345 Los Angeles Mtn high ski resort; w of wrightwood, n slopes of san gabriel mts. Abies Concolor, pinus jeffreyi, p. Ponderosa, quercus kelloggii, ceanothus cordulatus. Common herb in sunny areas on ski runs and at the base of slopes in disturbed Areas. Flowers pale yellow. Comment
  RSA406097  Lotus crassifolius var. crassifolius L. E. Hoffman 1932-7-4 s.n. Los Angeles Big pines Co. park, Swarthout Canyon 1524 Comment
  RSA515121  Lotus dendroideus var. traskiae Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 799 -1 Los Angeles San Clemente Island: Wilson Cove Canyon; Tufa cut curve, marine terrace Comment
  RSA406155  Lotus hamatus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  POM21385  Lotus heermannii George B. Grant 1904-6-17 s.n. Los Angeles Arroyp Seco Canyon Comment
  RSA229728  Lotus heermannii var. heermannii R. F. Thorne 1969-7-2 38212 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  SEINET12154247  Lotus oblongifolius E. A. Purer 1935-1 6599 Los Angeles El Segundo Comment
  CAS-BOT-BC505213  Lotus salsuginosus D. E. Bramlet 2005-4-13 3799 Los Angeles Puente Hills, Powder Canyon 229 Comment
  RSA187884  Lotus salsuginosus R. F. Thorne 1966-4-5 35856 Los Angeles Above stream in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  POM2468  Lotus salsuginosus var. salsuginosus C. F. Baker 1904-4-22 4768 Los Angeles Monrovia. Comment
  UC864884  Lotus scoparius Ira W. Clokey, B. Templeton May 1929 4480 Los Angeles Mandeville Cnayon Santa Monica Mountains Comment
  UCR277050  Lotus scoparius R. G. Swinney 2011-9-22 15687 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge 1009 Comment
  JEPS55896  Lotus scoparius Frank W. Peirson 1918-6-12 98 Los Angeles e of Rubio Canyon; San Gabriel Mountains 609 Comment
  RSA406841  Lotus scoparius S. C. Mason 1921-05 s.n. Los Angeles Redondo. Comment
  RSA660473  Lotus scoparius Ian Thompson 1997-3-22 43 Los Angeles Cal Poly Pomona Ecological Reserve, Southwest facing slope East of Culvert Canyon. Comment
  UCR223833  Lotus scoparius subsp. brevialatus R. G. Swinney 2009-6-17 11175 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA0091518  Lotus strigosus R. G. Swinney 2011-4-20 14433 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA498735  Lotus strigosus Dorothy Davis 1923-4-29 s.n. Los Angeles La Canada. Comment
  RSA725181  Lotus strigosus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -103 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  SEINET4035447  Lotus strigosus R. Moran 1941-1 701 Los Angeles On sparsely grassy slope, ridge north of Middle Ranch, Santa Catalina Island. 300 Comment
  UCR125423  Lotus strigosus A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25690 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  UCR259150  Lotus strigosus R. G. Swinney 2010-6-23 13360 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
  UCR259964  Lotus strigosus R. G. Swinney 2010-3-18 11980 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA710800  Lotus strigosus LeRoy Gross 2005-5-3 2250 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
  UC1594417  Lotus strigosus Tim Ross 1992-4-14 6179 Los Angeles above Nanny Canyon drainage channel (87 degrees s and ca 280 m distant from where drainage meets the sea, central e side of San Clemente Island); San Clemente Island 76 Comment
  CLARK-A1528-2811  Lotus subpinnatus John C. Roos 1937-3-25 1686 Los Angeles Comment
  POM201889  Lotus unifoliolatus L. M. Booth 1932-06 1258 Los Angeles Long Beach. Comment
  RSA0077376  Lupinus andersonii Orlando Mistretta 1992-7-13 675 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA588076  Lupinus bicolor Orlando Mistretta 1994-4-15 1065 Los Angeles San Gabriel Mountains, Santiago Canyon: W slopes of drainage near confluence with Little Rock Creek. 1250 Comment
  SDSU4654  Lupinus bicolor A. H. Gallup 1948-3-27 123 Los Angeles Claremont-Open fields. 366 Comment
  UC1212159  Lupinus bicolor David Dunn 1941-3-29 976 Los Angeles Pomona Comment
  UC185429  Lupinus bicolor Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UC185430  Lupinus bicolor Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UCR270806  Lupinus bicolor R. G. Swinney 2010-6-1 13114 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  SEINET10484869  Lupinus bicolor subsp. marginatus David B. Dunn, Carl C. Epling 1946-4-19 Dunn 2139 Los Angeles In a grassy meadow on the e side of the hwy 138; 2.9 miles s of the junction of The old ridge route road 853 Comment
  POM243684  Lupinus bicolor subsp. microphyllus F. R. Fosberg 1931-6-29 4377 Los Angeles Hamilton Canyon, near Avalon, Santa Catlina Island. 100 Comment
  POM350043  Lupinus bicolor subsp. microphyllus Jennie Alberts 1884-5-2 s.n. Los Angeles Los Angeles Comment
  RSA535272  Lupinus bicolor subsp. umbellatus Tim S. Ross 1991-5-20 5314 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons, area burned within previous two years; upper E fork of Box canyon 477 Comment
  RSA250389  Lupinus breweri var. grandiflorus R. F. Thorne, C. W. Tilforth, et al. 1972-8-11 42213 Los Angeles Flat summit of Mt. Waterman. 2409 Comment
  UC1129424  Lupinus chamissonis H. A. Jensen 1933-4-25 290 Los Angeles along the coast n El Segundo; Redondo Quad. Comment
  RSA177717  Lupinus concinnus Robert F. Thorne, Percy C. Everett 1965-5-10 34469 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain 457 Comment
  POM9048  Lupinus concinnus P. A. Munz 1920-4-29 3799 Los Angeles San Dimas Canyon. 457 Comment
  RSA619088  Lupinus densiflorus R. S. Woglum 1930-4-13 1474 Los Angeles North Hollywood Comment
  SEINET10485220  Lupinus densiflorus James S. Henrickson 1966-4-16 Henrickson 2250 Los Angeles 12 mi. E of gorman in open grassy fields; growing with eschscholzia Californica; common. 975 Comment
  RSA0083088  Lupinus elatus R. G. Swinney 2010-10-8 14011 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 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
  UCR256259  Lupinus elatus R. G. Swinney 2010-10-13 14032 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  SEINET10450534  Lupinus elatus Victor Duran 1933-7-26 Duran 3535 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UCR117623  Lupinus excubitus Scott D. White 1997-5-8 5079 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  UCR45021  Lupinus excubitus A. C. Sanders 1986-7-30 6833 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
  RSA0028836  Lupinus excubitus var. austromontanus Orlando Mistretta 1992-5-8 313 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  CAS-BOT-BC205447  Lupinus excubitus var. excubitus I. M. Johnston 1924-8-13 s.n. Los Angeles Evey Canon [Canyon] along Firebreak 1066 Comment
  UC865187  Lupinus excubitus var. hallii L. W. Nuttall 1920-5-11 183 Los Angeles Santa Catalina Island Comment
  SEINET10485300  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 8292 x 6456(4) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  UCSB3339  Lupinus formosus Ballard 1954-3-20 Los Angeles In Padua Hills; near Claremont Comment
  SD157643  Lupinus formosus Darley F. Howe Apr 1915 64 Los Angeles Claremont Comment
  RSA229190  Lupinus formosus var. formosus R. F. Thorne 1971-6-30 40747 Los Angeles Pacifico Mountain 1951 Comment
  RSA586062  Lupinus formosus var. formosus Orlando Mistretta 1995-6-20 1814 Los Angeles Bare Mountain Canyon. 1738 Comment
  UC1928584  Lupinus formosus var. formosus Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 75 Los Angeles Transverse Ranges; San Gabriel Mountains region; Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UCR124411  Lupinus hirsutissimus B. C. Templeton 1968-2-25 11396 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  RSA584881  Lupinus latifolius subsp. parishii T. S. Ross 1990-6-1 2783 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason) 1195 Comment
  CAS-BOT-BC211709  Lupinus longifolius LeRoy Abrams 1902-7-1 2621 Los Angeles Little Santa Anita Canyon, Sierra Madre Mts. Comment
  RSA414843  Lupinus longifolius Robert L. Dressler 1949-6-19 900 Los Angeles Johnstone Peak, San Gabriel Mountains. 854 Comment
  SEINET10969986  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SBBG69040  Lupinus microcarpus var. densiflorus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SBBG66988  Lupinus microcarpus var. microcarpus R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  UCSB12039  Lupinus peirsonii Dearing, Hugh; Dearing, Margaret 1949-5-1 Los Angeles Rock Creek, San Gabriel Mts. Comment
  RSA0112766  Lupinus sparsiflorus R. G. Swinney 2011-3-29 14245 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
  SEINET3860168  Lupinus sparsiflorus R. G. Swinney 2009-3-26 10165 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park.; 0 296 Comment
  UCR280774  Lupinus sparsiflorus R. G. Swinney 2014-5-19 16589 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  RSA250595  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1967-3-23 41597 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA414306  Lupinus succulentus Robert Gustafson 1981-4-29 2218 Los Angeles Ballona Wetlands, Area 1. Comment
  CAS-BOT-BC173256  Lupinus truncatus A. C. Sanders; Helen Kennedy 2005-4-13 29416 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  SBBG96808  Lupinus truncatus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4234 Los Angeles lower half of China Cyn Comment
  CAS-BOT-BC233482  Lycium californicum L. R. Abrams; I. L. Wiggins 1931-7-3 290 Los Angeles Santa Barbara Island Comment
  UCR152461  Lycium californicum A. C. Sanders, Lee Jones 2005-4-8 29341 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA167789  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne, Percy C. Everett 1964-2-6 33431 Los Angeles ENE slope of Black Jack Mt. above airport road, central part of Santa Catalina Island 457 Comment
  RSA578203  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8187 Los Angeles Santa Catalina Island. 915m due SW from the Catalina Airfield runway, at the head of a Cottonwood Canyon tributary. 320 Comment
  SBBG43869  Lyonothamnus floribundus var. aspleniifolius M. R. Benedict 1971-6-26 Los Angeles S fk of Eagle Cyn, N of Triangulation Pt "Gray" 457 Comment
  RSA600650  Maclura pomifera Louis C. Wheeler 1959-4-26 7529 Los Angeles San Gabriel Mountains: East side of Prieto Canyon, near mouth; west of Dr. Jensen's Sanitarium. Comment
  UC89380  Madia exigua T. S. Brandegee May, 1890 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC344381  Madia exigua L. R. Abrams 1901-6-1 1712 Los Angeles Las Tunus Canon [La Tuna Canyon], S. Monica Mts. Comment
  POM362175  Madia gracilis L. C. Wheeler 1932-6-12 813 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  UCR227776  Madia gracilis R. F. Thorne, Percy C. Everett 1965-5-11 34676 Los Angeles Channel Islands, Santa Catalina Island, on and above summit road from Avalon to airport 91 Comment
  UCR256219  Madia gracilis R. G. Swinney 2010-6-4 13038 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA615507  Maianthemum stellatum Louis C. Wheeler 1966-8-21 8835 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  UCR277919  Malacothamnus Mitch Provance, Jon True 2015-6-30 615- 02 Los Angeles Western Transverse Ranges, Bouquet Canyon, 4.5 miles WNW of Newhall, S of Corner of David Way and Bouquet Canyon Rd. 431 Comment
  CATA2363  Malacothamnus clementinus F. C. Boutin 1967-4-23 1655 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 304 Comment
  JEPS26403  Malacothamnus clementinus Frank W. Peirson 1923-4-9 3458 Los Angeles n slope canyon from Lemon Tank; San Clemente Island Comment
  CAS-BOT-BC230895  Malacothamnus davidsonii Robert F. Thorne; C. W. Tilforth 1971-6-17 39961 Los Angeles San Gabriel Mts., Angeles National Forest: 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek Comment
  CAS-BOT-BC231879  Malacothamnus davidsonii Carl B. Wolf 1931-7-30 3904 Los Angeles 1/2 mile east of San Fernando, San Fernando Valley 304 Comment
  RSA161120  Malacothamnus fasciculatus Peter H. Raven 1962-5-22 17852 Los Angeles Santa Catalina Island. Hillside of canyon about 3 miles below Middle Ranch. Comment
  UCR128097  Malacothamnus fasciculatus var. laxiflorus Mark A. Elvin 2003-6-19 2950 Los Angeles Western Transverse Range, hills west of San Martinez Grande Canyon and north of Calif. Hwy 126, Newhall Ranch 366 Comment
  RSA627537  Malacothamnus fremontii Sandy Leatherman, Scott D. White 1998-5-15 11 Los Angeles Western Liebre Mountains. West of Castaic Lake and east of Interstate 5. 610 Comment
  UCR128115  Malacothrix coulteri Anuja Parikh, Nathan Gale 2003-5-1 s.n. Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, in hills c. 1000 m east of Castaic Lagoon, survey area 68 457 Comment
  RSA151259  Malacothrix foliosa P. H. Raven 1962-7-12 18026 Los Angeles Near point at east end of Northwest harbor, San Clemente Island. 30 Comment
  CAS-BOT-BC347941  Malacothrix saxatilis var. tenuifolia Robert F. Thorne; P. Everett 1965-6-23 34998 Los Angeles Santa Catalina Island: mouth of Hamilton Canyon, NW of Avalon 7 Comment
  RSA587717  Malacothrix saxatilis var. tenuifolia Steven A. Junak, Mary C. Hochberg, H. L. Ferguson 1981-7-28 sci 13 Los Angeles San clemente Island, NW portion of island, at N end of beach at W Cove 5 Comment
  UCR45025  Malephora crocea A. C. Sanders 1986-7-30 6835 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
  RSA527802  Malosma laurina T. S. Ross, Annette Ross 1991-6-3 5536 Los Angeles Elephant Hill: W Pomona. 317 Comment
  SBBG71085  Malosma laurina M. N. Ackley -Jun-1928 5 Los Angeles Eagle Rock 243 Comment
  SBBG131985  Malva parviflora S. A. Junak 1990-11-9 SCI 135 Los Angeles immediately below field station, at Camera Pad "Stone" 448 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
  SD30975  Malva parviflora Edith A. Purer 1931-4-28 1753 Los Angeles Palos Verdes Hills. Comment
  SEINET8893257  Malva parviflora G. B. Grant 1901-1 747 Los Angeles Pasadena. Comment
  UCR204546  Malvella leprosa R. G. Swinney 2005-8-5 8360 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
  CATA495  Marah macrocarpa Sara L. Crockett 1997-4-1 637 Los Angeles Santa Catalina Island: Offshoot canyon from Middle Canyon, 0.2 mile SW on Middle Canyon Road from pumphouse; SE side of road 315 Comment
  LA35298  Marah macrocarpa Mary V. Hood; 1944-5-7 44 43 k Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, near Tapia Park 152 Comment
  POM155645  Marah macrocarpa D. Meadows 1928-1-26 330 Los Angeles Santa Catalina Island. Avalon, hill above high school . Comment
  RSA755807  Marah macrocarpa R. G. Swinney 2009-1-19 9997 Los Angeles Duarte, 1.5 mi. north of Foothill Blvd. at El Encanto Dr., 100-300 m east of Fish Canyon Rd., confluence of Fish Canyon and San Gabriel River 207 Comment
  SBBG69450  Marah macrocarpa M. N. Ackley -Mar-1928 118 Los Angeles Eagle Rock 213 Comment
  RSA440977  Marah macrocarpa Ruth E. Hammond 1929-04 s.n. Los Angeles Rocky slopes, Verdugo Hills Comment
  CHSC46889  Marah macrocarpa var. major Herber G. Baker 1966-4-21 Los Angeles San Clemente Island. Comment
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May 16 2008
  CATA819  Marrubium vulgare Mark L. Hoefs 1991-6-17 1396 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  RSA0031678  Marrubium vulgare J. B. 1968-12-13 2 Los Angeles La Tuna Canyon. 548 Comment
  PASA1166  Marrubium vulgare Loletta Hiebert Los Angeles Flintridge Comment
  SEINET8793402  Meconella denticulata G. B. Grant 1904-1 1009 Los Angeles Pasadena. Comment
  POM11363  Medicago polymorpha F. L. Robinson 1921-4-20 43 Los Angeles Claremont. Comment
  RSA773854  Medicago sativa R. G. Swinney 2009-8-19 11458 Los Angeles Confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  SD90559  Medicago sativa Robert F. Thorne 1973-4-13 42977 Los Angeles San Clemente Island, low plateau jusr SE of Airfield Operations 60 Comment
  SEINET12190919  Melaleuca W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  RSA657451  Melaleuca nesophila Robert F. Thorne 1979-5-28 19 Los Angeles Verdugo Mountains Region: Intersection of Haines Canyon Road and Day St., Upper Tujunga 671 Comment
  RSA0062567  Melica imperfecta R. G. Swinney 2010-4-20 12311 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA0091078  Melica imperfecta R. G. Swinney 2011-4-9 14377 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
  RSA3499  Melica imperfecta C. B. Wolf 1932-5-9 3442 Los Angeles Santa Catalina Island. Base of cliff opposite the tent city. 8 Comment
  SEINET255218 Image available Melica imperfecta Joseph M. Keefe 1978-4-28 22830 Los Angeles Traverse Range; Verdugo Mtns; La Crescentia, Henderson Canyon Creek, 0.5 km west of Lockerbie Road on Whitting Woods Road; Cliff on northwest side of creek. 427 Comment
  SEINET263606 Image available Melica imperfecta R. L. Lingenfelter 1954-5-11 888 Los Angeles Soledad Canyon Road near Tick Canyon Comment
  SEINET4902204  Melica imperfecta George T. Hastings 1942-2-27 s.n. Los Angeles Los Angeles, Temescal Canyon. Comment
  UCR17166  Melica imperfecta H. J. Thompson 1959-4-19 1953 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy 1 mi west of Las Virgenes Road, Malibu Creek Drainage 274 Comment
  CHSC952  Melilotus albus E. Thomas 1940-1-27 Los Angeles Hills south of Pomona. 274 Comment
  RSA0080363  Melilotus albus R. G. Swinney 2011-6-29 15329 Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon and confluence with Mill Creek. 1098 Comment
  UCR258836  Melilotus indicus R. G. Swinney 2010-3-22 12029 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  POM348187  Melilotus indicus Wayne E. Sawyer 1891-5-10 s.n. Los Angeles University Place Comment
  POM5292  Melilotus indicus Philip A. Munz 1918-4-16 2065 Los Angeles Claremont. Comment
  RSA608715  Melilotus officinalis L. C. Wheeler 1931-3-31 s.n. Los Angeles Huntington's Grove, [Vicinity of Claremont]. Comment
  CATA961  Mentha X piperita Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1827 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below junction of road to Ben Weston Beach 153 Comment
  RSA682501  Mentha villosa Scott D. White 2003-7-31 9718 Los Angeles San Gabriel Mtn foothills: Tujunga area. Big Tujunga Wash south of the I-210 freeway. S terminus of Christy Ave. 329 Comment
  RSA586658  Mentzelia albicaulis Orlando Mistretta 1995-6-1 1746 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  SFV16106  Mentzelia gracilenta S. Mason, et al. 1995-4-23 53 Los Angeles Mojave Desert Little Rock. Mount Emma Road, 0.8 miles above Fort Tejon Road on northern foothills of Transverse Range. 915 Comment
  RSA446757  Mentzelia micrantha F. R. Fosberg 1931-4-9 687 Los Angeles Divide between Hamiltons and Descanso Canyon, Santa Catalina Island 75 Comment
  UCR273107  Mentzelia micrantha R. G. Swinney 2011-4-26 14521 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  CAS-BOT-BC167626  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1994-5-24 7860 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  UCR184356  Mentzelia veatchiana A. C. Sanders 2007-4-19 33466 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA710834  Mentzelia veatchiana LeRoy Gross 2005-5-3 2209 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
  SEINET6944409  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  LA202820  Mesembryanthemum nodiflorum J. D. Sauer; D. L. Johnson 1969-5-10 4500 Los Angeles San Clemente Island, N of Eel Point, central W coast Comment
  CAS-BOT-BC428715  Micranthes californica P. A. Munz; L. Street; G. Williams 1919-4-5 2439 Los Angeles Puddingstone Canyon, San Dimas 274 Comment
  LA88396  Micropus californicus var. californicus O. H. Kappler; 1941-5-9 266 Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon Comment
  RSA599706  Microseris lindleyi Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9454 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA652516  Mimulus aurantiacus Jim Reutzel 1994-5-22 46 Los Angeles Hills behind the Cal Poly Pomona University Health center. Comment
  SFV6189  Mimulus aurantiacus var. pubescens R. M. Muran 1974-3-24 49 Los Angeles Santa Monica Mountains Along Mulholland Drive above the Encino Reservoir. 427 Comment
  UCSB11266  Mimulus aurantiacus var. pubescens Hancock, Dan 1961-3-31 Los Angeles .4 mi. SE. of Coach Rd; on Haypress Canyon Rd; 4.3 mi. from Avalon Comment
  RSA442690  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-15 S- 4641 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA420671  Mimulus cardinalis Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA420686  Mimulus cardinalis Cora Mae Life 1923-07 15 Los Angeles Claremont Canyon. Comment
  RSA0091507  Mimulus floribundus R. G. Swinney 2011-10-10 15768 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA435502  Mimulus floribundus M. B. Dunkle 1930-7-13 s.n. Los Angeles Grand Canyon, Santa Catalina Island. Comment
  RSA777618  Mimulus fremontii Orlando Mistretta, Christine Mistretta 2010-5-20 5144 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  SEINET3159651  Mimulus fremontii G. B. Grant 1904-5-7 424 a/6203 Los Angeles Glendora. Comment
  RSA420996  Mimulus fremontii John S. Garth 1948-4-21 C- 2679 Los Angeles Littlerock 762 Comment
  RSA80495  Mimulus fremontii F. W. Peirson 1917-5-13 1129 Los Angeles Roadside bear Little Rock, Antelop Valley. Comment
  RSA588060  Mimulus fremontii var. fremontii Orlando Mistretta 1994-4-15 1043 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1037 Comment
  PASA111  Mimulus guttatus Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  RSA442759  Mimulus guttatus Freda Detmers 1928-4-22 s.n. Los Angeles Los Angeles. Comment
  RSA589073  Mimulus guttatus Orlando Mistretta 1994-6-6 1324 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  SFV3395  Mimulus guttatus K. A. Wilson 1962-5-12 1274 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  UCR276974  Mimulus guttatus R. G. Swinney 2010-6-1 13146 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
  LA209382  Mimulus guttatus F. R. Fosberg; 1932-5-7 8146 Los Angeles Santa Catalina Island, Grand Canyon, Santa Catalina Island, below falls 100.0 Comment
  LA38971  Mimulus guttatus Frank W. Peirson; 1921-6-19 4721 Los Angeles San Gabriel Mountains, Groverland Canyon, N fork San Gabriel River 1036 Comment
  RSA0048277  Mimulus guttatus Lee Haines 1935-07 s.n. Los Angeles San Gabriel Mountains. Comment
  RSA442756  Mimulus guttatus E. S. Spalding 1927-4-1 s.n. Los Angeles Arrowhead Hot Springs. Comment
  UC1778569  Mimulus johnstonii S. E. Schoenig 1998-6-20 98 -55 Los Angeles Angeles National Forest; NE side of road. 3.0 along 4N11 (Big Rock Cr. Rd.) from Valyermo-Big Pine Rd., 1389 Comment
  UCR209646  Mimulus moschatus R. G. Swinney 2008-7-2 9124 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  UC27082  Mimulus parishii Dr. A. Davidson 1895-1 Los Angeles Rock Creek Mojave Dist. Comment
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Apr 29 2009
  RSA682517  Mimulus pilosus Scott D. White, Michael Honer 2003-5-7 9188 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  RSA336103  Mimulus pilosus Robert F. Thorne 1971-6-17 39915 Los Angeles Near small pond in canyon below Placerita Canyon road 2.6 mile below junction with Sand Canyon road; W end San Gabriel Mts. 549 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
  UCR205597  Mimulus rubellus R. G. Swinney 2008-5-13 8864 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  SBBG69946  Minuartia douglasii R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  PASA599  Mirabilis californica Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  UCR272739  Mirabilis laevis M. B. Dunkle 1940-3-19 7433 Los Angeles Channel Islands, San Clemente Island, SE Point [=Pyramid Point/Head] 61 Comment
  RSA139592  Mirabilis laevis var. crassifolia Reid V. Moran 1958-9-18 6848 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island. 75 Comment
  UCR2564  Monanthochloe littoralis F. M. Reed 1909-7-6 2856 Los Angeles Santa Catalina Island, Salt marsh at Isthmus 0 Comment
  RSA0073224  Monardella candicans var. exilis Bonnie C. Templeton 1931-5-17 1204 Los Angeles North end of Boquet Canyon, San Gabriel Mts. Comment
  JEPS63313  Monardella cinerea Frank W. Peirson 1918-6-8 182 Los Angeles Baldy (Mt. San Antonio); San Gabriel Mts. 2286 Comment
  POM49423  Monardella exilis A. D. E. Elmer 1902-06 3648 Los Angeles Palmdale. Comment
  UC1995353  Monardella exilis P. A. Munz and T. Craig 1933-5-13 12939 Los Angeles 10 mi s Muroc Comment
  SEINET3148207  Monolopia major G. B. Grant 798 Los Angeles Highland Park Comment
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Feb 9 2019
  SEINET10924683  Morus alba Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2507 Los Angeles City of Pasadena. Good Food Market, 1864 E. Washington. Comment
  RSA599103  Muhlenbergia californica V. W. Steinmann, R. Cerros T 1996-7-7 924 Los Angeles San Gabriel Mts., ca. 2 km (by trail) from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail in the second large drainage that crosses the trail. 1350 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
  SEINET179992 Image available Muhlenbergia microsperma Unknown Los Angeles Tuna Canyon Verdugo Hills. Comment
  UC1109354  Muhlenbergia microsperma Peter H. Raven 1962-4-12 17324 Los Angeles near foot of canyon s of canyon below the Tomb (w side San Clemente Island); s side San Clemente Island 137 Comment
  RSA9733  Muhlenbergia microsperma L. C. Wheeler 1932-3-12 463 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  UCR252578  Muilla maritima R. G. Swinney 2010-5-11 12667 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
  RSA586342  Muilla maritima Orlando Mistretta 1995-3-17 1552 Los Angeles Slopes southwest of Little Rock reservoir. On Emma section of Little Rock Creek Management Unit. 1219 Comment
  RSA670601  Muilla serotina B. C. Templeton, I. W. Clokey 1930-5-13 1468 Los Angeles Bouquet Canyon. Comment
  SBBG19146  Munzothamnus blairii C. Burch 1963-12-15 Los Angeles first cyn S of Seal Cove Comment
  SEINET6412905  Myriopteris covillei G. B. Grant, W. Wheeler 1904-5-17 6264 Los Angeles Mt. Wilson 1524 Comment
  SBBG96840  Myriopteris newberryi S. Boyd with T. Ross, L. Arnseth 1990-4-7 4228 Los Angeles lower half of China Cyn Comment
  SBBG33456  Nama demissa A. D. E. Elmer -Jun-1902 Los Angeles Palmdale Comment
  CAS-BOT-BC219355  Nama stenocarpa Dr. H. E. Hasse 1889-9-1 s.n. Los Angeles Near Santa Monica Comment
  CHSC95456  Nassella cernua LeRoy Gross 2001-5-27 424 Los Angeles Los Angeles Basin; Verdugo Mountains Region: northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just north of La Tuna Canyon Road in the city of Sun Valley, just west of mouth of McDonald Creek. A short distance going north up the ridge heading for the main crest. Comment
  RSA596010  Nassella cernua Timothy S. Ross, J. Mark Porter 1995-5-4 8459 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  RSA0107267  Nassella cernua Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 SCa- 548 Los Angeles Santa Catalina Island. Just N of road to Toyon Bay, 1.1 road miles from intersection with Airport Road. 317 Comment
  CAS-BOT-BC259914  Nassella lepida Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Ostrich Farm Comment
  POM296907  Nassella lepida Lyman Benson 1945-5-11 11682 Los Angeles Indian Hill, Claremont Comment
  RSA726021  Nassella lepida A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26121 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  RSA732719  Nassella lepida A. C. Sanders 2003-4-29 26186 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  RSA584121  Nasturtium officinale Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 2987 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  UC2026439  Navarretia atractyloides Louis C. Wheeler 1967-6-26 9880 Los Angeles SAN GABRIEL MOUNTAINS: Elsmere Canyon. Comment
  RSA788857  Navarretia hamata J. Mark Porter, Lauren Machen 2012-5-28 15154 Los Angeles Claremont; Gravel pits S of Foothill Blvd. and between Claremont Blvd. and Monte Verde Ave. 390 Comment
  RSA188282  Navarretia hamata subsp. leptantha R. F. Thorne 1966-6-2 36517 Los Angeles Santa Catalina Island: dry margin of Echo Lake, NNE of Black Jack Mt. 412 Comment
  RSA190961  Navarretia hamata subsp. leptantha R. F. Thorne, Percy C. Everett 1965-6-23 34989 Los Angeles Santa Catalina Island:near mouth of Hamilton Canyon NW of Avalon 23 Comment
  LA211178  Navarretia mitracarpa Arthur C. Gibson; 2008-6-1 5347 Los Angeles SANTA MONICA MOUNTAINS, Lower trail at UC NRS Stunt Ranch, Calabasas. Comment
  UCD48615  Navarretia prostrata Beecher Crampton 1963-5-8 6794 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
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Feb 19 2006
  HSC79789  Navarretia pubescens James Henrickson, E. Parker 1973-6-8 10631 Los Angeles Santa Monica Mts., 1 mi. NW of Topanga along Monte Vista Dr. 244 Comment
  RSA587468  Nemacladus sigmoideus Orlando Mistretta 1995-4-5 1589 Los Angeles Drainage W of Little Rock Creek Reservoir. 1006 Comment
  RSA603790  Nemacladus sigmoideus L. C. Wheeler 1948-6-13 6641 Los Angeles San Gabriel Mountains: Big Tujunga, on ridge east of Coldwater Canyon. 975 Comment
  UCR223817  Nemacladus sigmoideus R. G. Swinney 2009-6-17 11169 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCSB31759  Nemophila maculata Risk, Paul 1963-5-15 Los Angeles Descanso Gardens; Native Plant section Comment
  SD58283  Nemophila menziesii var. integrifolia Frank W. Peirson 1918-5-19 166 Los Angeles San Gabriel Mountains; Millards Canyon. 609 Comment
  RSA240754  Nemophila menziesii var. menziesii Robert F. Thorne 1973-4-20 43016 Los Angeles San Gabriel Mountains. 1143 Comment
  UCR259221  Nemophila pulchella var. fremontii Mitch Provance, Callen Huff 2009-4-29 10682 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile north of Gorman; site PO1091 1432 Comment
  CAS-BOT-BC465566  Nephrolepis cordifolia R. E. Riefner, Jr. 2014-7-27 14 -258 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. at E Broadway St. 4 Comment
  RSA609115  Nerium oleander L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon opposite Ant Canyon. 640 Comment
  RSA0060121  Nicotiana clevelandii L. R. Abrams 1901-4-1 1205 Los Angeles Ballona Harbor. Comment
  RSA640823  Nicotiana glauca Louis C. Wheeler s.n. Los Angeles LaVerne: Wheeler's residence. Comment
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Nov 23 2015
  UCR256869  Nicotiana glauca R. G. Swinney 2010-8-16 13546 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SEINET10696848  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3965 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696853  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3959 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  RSA578597  Oenothera californica subsp. californica Tim S. Ross, Steve D. Boyd 1994-5-4 7616 Los Angeles Liebre Mountains, San Francisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit 1055 Comment
  POM250396  Oenothera californica subsp. californica I. W. Clokey, C. B. Clokey, Bonnie C. Templeton 1930-5-13 4745 Los Angeles Bouquet Canyon. 800 Comment
  UC1595680  Oenothera californica subsp. californica W. Wisura and G. Perez 1992-5-19 4779 Los Angeles Fort Tejon Rd 2.9 mi se Largo Vista; W-Mojave Comment
  UCSB23385  Oligomeris linifolia Raven, Peter 1962-5-8 Los Angeles Near south end of Seal Cove 15 Comment
  RSA311451B  Opuntia ficus-indica Lyman Benson 1963-3-22 16242 Los Angeles San Gabriel Mountains. Top of alluvial fan above (north of) Cucamonga. 457 Comment
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Sep 16 2021
  SBBG107239  Opuntia littoralis J. Rebman, J. Dunn 1996-4-29 3119 Los Angeles Eel Cove, near Eel Pt 10 Comment
  RSA439560  Opuntia oricola F. H. Elmore 1939-2-18 382 Los Angeles San Clemente Island. Comment
  SFV19325  Oreonana vestita P. Wilson, J. N. Hogue 242.2 2005-5-23 4207 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  UCR65187  Orobanche bulbosa F. R. Fosberg 1931-4-23 S- 04687 Los Angeles Channel Islands, Santa Catalina Island, headwaters of [Swains] Canyon, NE slope of Black Jack Mtn. 350 Comment
  LA202517  Orobanche californica subsp. grandis W. O. Griesel; 1936-6-18 sn Los Angeles 328 Comment
  RSA660815  Orobanche fasciculata Gerald Braden 1988-5-19 25 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  JEPS79818  Orobanche valida subsp. valida W. P. Armstrong 1979-7-12 Los Angeles ca. 2.4 km. s.w. S. Fork Campground (trail up S. Fork Big Rock Creek); S. Fork Big Rock Creek 1707 Comment
  CAS-BOT-BC355755  Osmadenia tenella Grant 1904-5-26 6269 Los Angeles Pasadena Comment
  LA50659  Oxalis corniculata Elizabeth Levine; 1949-5-3 sn Los Angeles West Los Angeles Comment
  RSA775127  Oxytheca caryophylloides Orlando Mistretta, Christine Mistretta 2010-6-7 5275 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  RSA506848  Oxytheca parishii var. parishii James L. Reveal, Barbara J. Ertter 1976-6-28 4558 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.7 mile northwest of Mill Creek Summit 1662 Comment
  UCR209914  Oxytheca parishii var. parishii R. G. Swinney 2008-7-25 9305 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
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Aug 25 2010
  SEINET3860449  Oxytheca perfoliata R. G. Swinney 2009-4-24 10441 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  RSA601331  Oxytheca trilobata Steve Boyd, Lauren Raz 1997-6-17 9965 Los Angeles Liebre Mountains region: Western end of Sawmill Mountain at saddle between Fish Canyon and first canyon west of Sawmill Canyon, along Forest Service road 7N23, ca. 0.7 road miles east of junction with 7N19., At the point where fuelbreak crosses the road. 1549 Comment
  POM220269  Panicum miliaceum F. M. Reed 1929-7-30 6545 Los Angeles Claremont, Foothill Blvd. Comment
  CATA1842  Papaver californicum Denise Kraus, Patricia Moore 2000-5-8 24 Los Angeles Santa Catalina Island: (Goat Harbor burn area) North-facing slope off first westward trending ridge past large obvious rock outcrop. Several plants in general vicinity of Ironwood grove #81/ GHB Transect 24 304 Comment
  RSA746999  Papaver californicum R. G. Swinney 2003-5-3 8191 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, upper drainage on ridge between Pavil and Pine canyons 793 Comment
  SD197846  Papaver californicum R. G. Swinney 2003-5-3 8191 Los Angeles San Gabriel Mountains: Glendora, Big Dalton Canyon Wilderness Park, upper drainage on ridge between Pavil and Pine canyons. 793 Comment
  SBBG120057  Parietaria hespera var. hespera A. C. Sanders 2003-5-22 26823 Los Angeles abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Fwy (which bisects pit) and N of Santa Fe RR, E of the San Gabriel River channel 171 Comment
  RSA448014  Parietaria hespera var. hespera M. B. Dunkle 1939-4-3 7223 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UCR123613  Parietaria judaica Carolyn Washburn 2002-6-27 s.n. Los Angeles Southern Coast, Manhattan Beach, along Highland Ave. at Shell St. 2 Comment
  SBBG126147  Passiflora caerulea A. C. Sanders with T. B. Salvato 2009-5-21 36900 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, W side of Hwy 19 (Rosemead Blvd) along rd to shooting area, S of Hwy 60 along SCE powerlines 64 Comment
  CATA436  Pectocarya linearis subsp. ferocula Sara L. Crockett, Mark Elvin 1997-3-17 574 Los Angeles Santa Catalina Island: Top of SE-trending ridge, overlooking road ca. 1.25 mies NE on Cape Canyon Road from jct. with Middle Ranch Road 381 Comment
  RSA592883  Pectocarya linearis subsp. ferocula L. C. Wheeler 1967-4-30 9249 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UCR194155  Pectocarya penicillata A. C. Sanders 2008-4-13 34882 Los Angeles Western Mojave Desert, Antelope Valley, Llano, 165th St. East, 0.3 mi. N of Hwy 138, 0.2 mi. S of Ave. 'V 955 Comment
  RSA191006  Pectocarya penicillata R. F. Thorne 1963-5-15 31671 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA725132  Pectocarya setosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -18 Los Angeles San Gabriel Mountains region: 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
  UC56962  Pectocarya setosa H. M. Hall May 1 1902-May 3 1902 3072 Los Angeles vicinity Palmdale; Antelope Valley 762 Comment
  UCR154357  Pectocarya setosa A. C. Sanders 2005-5-5 29908 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
  RSA584876  Pectocarya setosa T. S. Ross, Steve D. Boyd 1990-6-1 2789 Los Angeles Lower Moody Canyon: 1.9 (road) miles N of Magnetic Springs along Moody Truck Road 957 Comment
  POM348827  Pediomelum californicum Anstruther Davidson 1917-07 3247 Los Angeles Mt. Diablo Comment
  RSA323748  Pellaea andromedifolia F. H. Elmore 413 Los Angeles San Clemente Island. Comment
  RSA188102  Pellaea andromedifolia var. andromedifolia R. F. Thorne 1966-4-6 35925 Los Angeles Santa Catalina Island: 1 mile W of Empire Landing 76 Comment
  RSA246558  Pellaea mucronata F. R. Fosberg 1931-4-2 R 84 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 250 Comment
  RSA599822  Pellaea mucronata var. mucronata Steve Boyd, Lauren Raz 1997-3-31 9399 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  RSA86270  Pellaea mucronata var. mucronata F. W. Peirson 1921-5-20 1510 Los Angeles Little Rock Creek, north slope of San Gabriel Mts. 960 Comment
  SD231438  Penstemon centranthifolius Sula Vanderplank, Leroy Gross, Steve Hoskinson 2005-5-6 50506 40 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of San Gabriel Mountains. Near Shoemaker Canyon 1444 Comment
  SD37439  Penstemon centranthifolius Edith A. Purer 1935-5-11 6573 Los Angeles Dry hillside, east of Malibou Lake Comment
  SEINET10333242  Penstemon grinnellii James Henrickson 1973-5-12 9595 Los Angeles 6 air miles SE of Pearblossom, 4.6 road miles S of Llano in lower portion of Bob's Gap along 165 St 1234 Comment
  UCR23177  Penstemon grinnellii Polly Schiffman 1981-5-23 025 Los Angeles Angeles National Forest, San Gabriel Mtns: 0.5 mi north of Red Box Ranger Station and 20 mi north of La Canada-Flintridge on Angeles Crest Hwy 1601 Comment
  RSA408046  Penstemon grinnellii subsp. grinnellii Bonnie C. Templeton 1932-6-19 4941 Los Angeles Big Pines Park, San Gabriel Mountains. 2092 Comment
  RSA408049  Penstemon grinnellii subsp. grinnellii F. R. Fosberg 1931-8-12 S- 5669 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  NY601183  Penstemon grinnellii var. grinnellii F. W. Pennell 1940-6-24 25998 Los Angeles Pine Mountain, south of Swartout 2468.9 Comment
  NY601244  Penstemon grinnellii var. scrophularioides T. S. Ross 1994-5-10 7751 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca. 220-380 m north-northwest of its confluence with Elizabeth Lake Canyon. 873.3 Comment
  LA51899  Penstemon heterophyllus var. australis C. L. Hogue; 1954-5-20 sn Los Angeles Santa Monica Mountains, Mulholland Drive 457 Comment
  RSA407915  Penstemon heterophyllus var. australis Ronald Estes 1949-6-24 4239 Los Angeles Los Padres National Forest. 457 Comment
  RSA407918  Penstemon heterophyllus var. australis N. C. Cooper 4211 Los Angeles Angeles Crest Highway. 1067 Comment
  RSA0019900  Penstemon labrosus Orlando Mistretta, Christine Mistretta 2011-6-29 5760 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  SD82816  Penstemon labrosus Victor Duran 1933-7-10 3519 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA601846  Penstemon rostriflorus Steve D. Boyd, Tim S. Ross, Laura Moore, Valerie Soza 1997-7-8 10005 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  UCR256177  Pentagramma triangularis R. G. Swinney 2010-6-4 13059 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA0062902  Pentagramma triangularis T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5285 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']). Upper portion of drainage. 305 Comment
  RSA0065222  Pentagramma triangularis Hulda Crooks 1946-3-11 234 Los Angeles Big Dalton Canyon. 366 Comment
  UCD113667  Peraphyllum ramosissimum M. Vincent; L. Swade 1964-4-2 473 Los Angeles 1/4 mi. south from Valyermio Road on Pallett Road. Comment
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Aug 5 2014
  UCR184359  Perideridia pringlei A. C. Sanders 2007-4-19 33473 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCSB56346  Peritoma arborea Thorne, Robert 1975-9-3 Los Angeles Santa Catalina Island, near Blue Cavern Point 15 Comment
  SBBG80319  Perityle emoryi F. C. Boutin 1967-4-23 1621 Los Angeles NE of runway of main airstrip Comment
  RSA428305A  Phacelia brachyloba George C. Johnston 1927-10-30 s.n. Los Angeles Upper part of Big Tujunga Canyon. Comment
  RSA584982  Phacelia brachyloba Tim S. Ross 1993-5-16 7154 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle. 518 Comment
  RSA647800  Phacelia cicutaria var. hispida LeRoy Gross, Laura Moore 2000-6-5 211 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  RSA650548  Phacelia cicutaria var. hispida A. E. Hersh 1950-7-15 s.n. Los Angeles about 3 miles from west end of Topanga Canyon. El. 152 Comment
  SFV12406  Phacelia cicutaria var. hispida D. L. Koutnik 1978-6-25 558 Los Angeles Santa Monica Mountains 1 mile south of Seminole Hot Springs on Mulholland Highway. 335 Comment
  UCR271886  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-28 12415 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
  RSA704349  Phacelia curvipes Gary D. Wallace 1982-4-17 1918 Los Angeles Bob's Gap. Comment
  UCR190362  Phacelia curvipes R. G. Swinney 2001-6-16 7978 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
  RSA650534  Phacelia distans James A. Reeves 1948-5-2 s.n. Los Angeles Found on North side of hill, one mile North and one mile west of San Dimas. 244 Comment
  SD90521  Phacelia distans Robert F. Thorne 1966-4-15 35989 Los Angeles San Clemente Island; 2/3 mile southsoutheast of Eel Point, southwest side of island. 29 Comment
  UC50447  Phacelia douglasii H. M. Hall Apr 1903 3778 Los Angeles Playa del Rey Comment
  LA46927  Phacelia egena Peter H. Raven; Henry J. Thompson 1960-5-29 15455 Los Angeles 822 Comment
  SBBG109015  Phacelia floribunda S. A. Junak with S. Burckhalter 1996-5-18 SCl 495 Los Angeles NE side of Seal Cove 36 Comment
  SFV13270  Phacelia fremontii M. J. Thor 1983-4-16 172 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCR280887  Phacelia fremontii R. G. Swinney 2014-4-30 16261 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
  SFV16223  Phacelia grandiflora P. A. Krueger 1994-5-18 44 Los Angeles San Gabriel Mountains 2.4 miles north on Mount Lowe Truck Trail from Chaney Trail. 900 Comment
  UCD120602  Phacelia imbricata Clinton C. Shock 1980-6-16 138 Los Angeles Interstate Highway 5, 0.4 mile northwest of Tejon Pass. Comment
  UCR190424  Phacelia imbricata R. G. Swinney 2001-6-16 7986 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
  POM3752  Phacelia imbricata subsp. bernardina Lois Clency 1916-5-1 s.n. Los Angeles N of Observatory, Claremont. Comment
  POM4506  Phacelia imbricata subsp. bernardina Dian Haynes s.n. Los Angeles Near Pasadena. Comment
  RSA228885  Phacelia imbricata subsp. imbricata Robert F. Thorne 1971-6-26 39980 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road on N slope of Occidental Peak 1646 Comment
  RSA584594  Phacelia imbricata subsp. imbricata Tim S. Ross 1993-5-26 7315 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  UCR43254  Phacelia imbricata subsp. imbricata David Charlton 1986-6-15 243 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  UCR14444  Phacelia longipes George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns, Calif. Hwy 39 about 3000 ft., north of Azusa 915 Comment
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Apr 23 2016
  SBBG13581  Phacelia lyonii P. H. Raven 1962-5-22 17829 Los Angeles ca. 1 mi W of Cherry Cyn along coastal bluffs Comment
  UC1349037  Phacelia lyonii Robert F. Thorne and P. Everett 1965-5-11 34526 Los Angeles rocky bluff near Ballast Point (e side of harbor); Santa Catalina Island, Catalina Harbor 60 Comment
  POM3697  Phacelia minor C. F. Baker 1904-4-15 4105 Los Angeles Claremont. Comment
  RSA191112  Phacelia minor Robert F. Thorne 1967-6-25 37096 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  SD43389  Phacelia minor D. F. Howe 1948-5-2 1800 Los Angeles Angelus Crest Road to Mt. Wilson 975 Comment
  RSA428142  Phacelia parryi C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UCR124451  Phacelia parryi I. W. Clokey, B. C. Templeton 1929-1 4531 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA426105  Phacelia stellaris Anstruther Davidson 1892-05 s.n. Los Angeles El Monte Comment
  RSA0103788  Phacelia tanacetifolia R. G. Swinney 2011-4-20 14464 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
  RSA518030  Phacelia tanacetifolia Steve Boyd 1986-3-31 1579 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  CAS-BOT-BC259050  Phalaris lemmonii I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough Comment
  CAS-BOT-BC259057  Phalaris lemmonii Geo. B. Grant 1901-4-1 970 Los Angeles The Palms near Los Angeles Comment
  CAS-BOT-BC259058  Phalaris lemmonii Frank W. Gould 1944-4-12 2281 Los Angeles Near corner of Western Ave. and 131st Street Comment
  RSA251426  Phalaris lemmonii R. F. Thorne 1966-4-17 36090 Los Angeles San Clemente Island, small reservoir between Boulder & Horton, NE side of island. 488 Comment
  RSA157779  Phalaris paradoxa P. H. Raven 1962-5-8 17621 Los Angeles Near summit of ridge above Wilson Cove, San Clemente Island 122 Comment
  RSA724987  Phalaris paradoxa K. Dobry 1991-6-13 d- 863 Los Angeles Thousand Oaks Simi Hills on slopes of Metclef ridge. 1/2 mi N. of Olsen Rd off Moorpark Rd. Comment
  RSA670431  Pholistoma auritum I. W. Clokey, Bonnie C. Templeton 1929-04 4437 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UCSB5310  Pholistoma auritum H., J. 1935-4-24 Los Angeles San Dimas Exp. Forest; Wolfskill watershed; Browns Flat, Wolfskill trail above falls; sec. 16, T1N, R8W 1158 Comment
  UCR270063  Pholistoma auritum var. auritum R. G. Swinney 2011-3-17 14131 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA151216  Pholistoma racemosum Peter H. Raven 1962-4-9 17148 Los Angeles Near barracks, Wilson Cove, San Clemente Island 61 Comment
  RSA459313  Pholistoma racemosum M. B. Dunkle 1929-4-6 2081 Los Angeles Equestrian Trail; Santa Catalina Island. Comment
  RSA134167  Phoradendron macrophyllum Del Wiens 1958-12-10 2427 Los Angeles Cobal Canyon north of Claremont. 427 Comment
  CAS-BOT-BC141151  Phoradendron serotinum subsp. macrophyllum Marcus E. Jones 1882-2-27 3028 Los Angeles Pasadena Comment
  RSA522338  Phoradendron villosum Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4024 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  UC56840  Phyla lanceolata Ernest Braunton 1902-6-8 447 Los Angeles Ballona Comment
  UC1349053  Phyllospadix scouleri Robert F. Thorne and P. Everett 1965-5-11 34562 Los Angeles Little Harbor Santa Catalina Island (n beach, s side) Comment
  CDA5825  Physalis lancifolia L. C. Wheeler 1931-7-23 Los Angeles 2 miles north of Claremont. 0 Comment
  POM980  Pinus attenuata I. M. Johnston 1916-11-21 s.n. Los Angeles San Antonio Canyon Comment
  UCR51524  Pinus canariensis A. C. Sanders 1987-7-22 7159 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  HSC79836  Pinus contorta var. murrayana B. A. Prigge 1970-12-12 109 Los Angeles 18 mi. N of San Dimas, 1 mi. S of Dawsom Saddle on Hwy. 2, San Gabriel Mtns. 2744 Comment
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Oct 16 2014
  UCR222924  Pinus coulteri R. G. Swinney 2009-6-2 11012 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UC1409121  Pinus flexilis Robert F. Thorne and J. Dourley 1967-10-3 37289 Los Angeles just s of peak of Mt. Baden-Powell Mt. Baden-Powell (on dry, open rocky ground) 2849 Comment
  RSA787280  Pinus jeffreyi R. G. Swinney 2009-6-2 11013 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR204811  Pinus jeffreyi R. G. Swinney 2005-8-22 8523 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, fork of Devils Punchbowl Canyon 1220 Comment
  CAS-BOT-BC78872  Pinus monophylla Geo. B. Grant 1901 to 1905 989 Los Angeles From Mt. Lowe Comment
  RSA239410  Pinus monophylla A. B. Cossey 1972-12-26 s.n. Los Angeles Cow Canyon 1860 Comment
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Mar 29 2014
  CATA1151  Piperia cooperi Mark L. Hoefs 1995-5-23 2142 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  LA33619  Piperia unalascensis Peter H. Raven; Henry J. Thompson 1959-5-5 14136 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1), Malibu Creek drainage 365 Comment
  RSA672215  Piptatherum miliaceum Joseph M. Keefe 2001-1-19 30921 Los Angeles 15 meters north of begninging of the Eagle Rock Park path along east side of Sholl Canyon Road opposite of driveway to 7685 Sholl Canyon Road, 100 meters north of Figueroa Street, Eagle Rock. 90041., North: 34 deg 08' 40.4'', West: 118 deg 11' 02.0' 284 Comment
  RSA0042405  Piptatherum miliaceum April Garbat 2013-1-22 09 Los Angeles West Fork (of the San Gabriel River) Scenic Bikeway in the ANF, along both sides of the road. Comment
  UCR205950  Pistacia atlantica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37078 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
  PASA1853  Pityrogramma triangularis Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  LA82519  Pityrogramma triangularis O. H. Kappler; 1941-3-30 163 Los Angeles Santa Monica Mountains, W fork, Las Trancas Canyon 365 Comment
  CAS-BOT-BC71782  Pityrogramma triangularis var. viscosa I. M. Johnston 1918-5-4 1926 Los Angeles Hills back of Laguna Beach 152 Comment
  RSA188019  Plagiobothrys canescens var. catalinensis R. F. Thorne 1966-4-28 36255 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
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Jan 31 2008
  UC1250447  Plagiobothrys collinus Isabelle Tavares and Valera Brinson 1962-4-16 262 Los Angeles 3 mi s Bouquet Canyon Guard Station (Bouquet Canyon road) Comment
  RSA339635  Plagiobothrys nothofulvus R. F. Thorne, M. Z. Thorne 1980-3-23 54007 Los Angeles Johnson's Pasture, above Claremont 609 Comment
  POM3871  Plagiobothrys parishii Marjorie Shaw, Spaulding, Walton 1917-4-6 993 Los Angeles Lovejoy Springs, 16 miles north of east Palmdale Comment
  RSA0117523  Plagiobothrys tenellus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37965 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. 1141 Comment
  OBI43717  Plantago arenaria A. C. Sanders, 1986-7-30 6814 Los Angeles El Segundo Dunes, immed W of LA International Airport and Pershing dr, E of Vista Del Mar Blvd 30 Comment
  POM47628  Plantago bigelovii subsp. californica L. R. Abrams 1901-04 1450 Los Angeles Inglewood Comment
  SD69019  Plantago coronopus Robert Thorne, D. Propst 1968-5-28 37654 Los Angeles Santa Catalina Island: moist ground along small stream in central part of Bulrush Canyon; 244 Comment
  LA200739  Plantago erecta Jonathan Sauer; H. N. Sauer 1975-4-29 5653 Los Angeles 7 Comment
  UC28042  Plantago erecta Harley P. Chandler 1897-3-25 Los Angeles San Dimas 609 Comment
  UCD124470  Plantago erecta Peter H. Raven 1962-4-10 17227 Los Angeles 2 miles north of Thirst; San Clemente Island, California. Comment
  RSA412572  Plantago major Robert Gustafson 1980-9-16 1908 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  SBBG68791  Plantago major M. N. Ackley 1929-5-26 781 Los Angeles San Dimas Cyn 457 Comment
  RSA70081  Platanthera sparsiflora Frank W. Peirson 1919-6-15 505 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  RSA0062861  Platanus racemosa LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6774 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA754231  Platanus racemosa Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1777 Los Angeles San Gabriel River Watershed; Creek bottom in Sycamore Canyon, next to horse trail. 396 Comment
  UCR256866  Platanus racemosa R. G. Swinney 2010-8-16 13549 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC91662  Platystemon californicus Geo. B. Grant 1901-4-1 1008 Los Angeles Garvanza. Comment
  UC855243  Platystemon californicus I. W. Clokey, B. C. Templeton 1930-4-8 4673 Los Angeles San Francisquito Canyon 700 Comment
  RSA0038382  Platystemon californicus Carol Haines 1964-5-23 159 Los Angeles 21 miles from beginning of Old Ridge Route. 1524 Comment
  UCR264712  Plectritis ciliosa subsp. insignis Mitch Provance, Callen Huff 2009-4-28 10762 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  CATA2204  Plumbago auriculata Sara L. Crockett, Michael Daligdig 1996-10-21 5 Los Angeles Santa Catalina Island: Descanso Beach Club 6 Comment
  UCR198407  Poa annua LeRoy Gross 2007-3-30 2619 Los Angeles Transverse Ranges: Verdugo Mountains, northeast side of the range, unnamed canyon or east branch of Engleheard Canyon, dirt road near the mouth of the canyon 496 Comment
  SEINET10517034  Poa annua H. Lewis 1941-3-19 Lewis UMO 46065 Los Angeles Faculty Hill, UCLA Campus. Comment
  UC1870324  Poa bulbosa LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2002-4-27 533 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Valley Forge Campgroud, in the West Fork of the San Gabriel river. 1057 Comment
  UC185565  Poa howellii T. S. Brandegee 1890-5-16 Los Angeles Catalina Isl Comment
  SBBG127051  Poa palustris A. Parikh, N. Gale 2011-7-7 3543 Los Angeles Barley Flats, 4.3 km W of Shortcut Station, 1.1 km N of St Hwy 2; San Gabriel Mtns 1696 Comment
  RSA729950  Poa pratensis R. G. Swinney 1999-5-8 7128 Los Angeles San Gabriel Mtns.: Pinon Hills, Boneyard Canyon near spring not shown on topo, very near LA Co. line. 1463 Comment
  POM16504  Poa secunda Le Roy Abrams 1901-04 1416 Los Angeles La Cananda Comment
  RSA586528  Poa secunda Timothy S. Ross 1991-3-23 4246 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +- west of Lovejoy Springs (destroyed by development.) 884 Comment
  UCR76419  Poa secunda T. S. Ross 1992-4-14 6154 Los Angeles Channel Islands, San Clemente Island: central E side of the island; just below the mouth of Nanny Canyon 137 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
  UC54970  Polycarpon depressum E. Braunton 859 Los Angeles Playa del Rey Comment
  RSA702162  Polycarpon tetraphyllum Michael Honer 2004-6-22 1997 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA762385  Polycarpon tetraphyllum R. G. Swinney 2009-3-12 10101 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  SD248475  Polygala cornuta var. fishiae Kai T. Palenscar 2013-6-12 Los Angeles Transverse Ranges: San Gabriel Mountains region: 100 m east of Santa Anita Wash channel, S base of San Gabraiel Mountains, City of Arcadia (Mount Wilson 7.5'Q) 195 Comment
  RSA0080723  Polygonum aviculare R. G. Swinney 2010-9-7 13710 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  POM18233  Polygonum lapathifolium P. A. Munz 1923-10-7 7794 Los Angeles Bouquet Canyon, Saugus. Comment
  UCR20371  Polypodium californicum Martha Hilend 1928-2-9 s.n. Los Angeles San Gabriel Mtns., Big Santa Anita Canyon Comment
  UCSB62284  Polypodium californicum Kiefer, Lawrence 1967-5-27 Los Angeles San Gabriel Mtns., Devil's Canyon-Bear Canyon Wild Area, Devil's Canyon, ca. 1mi below Devil's Canyon Camp 1066 Comment
  SBBG31291  Polypogon interruptus R. F. Thorne with P. C. Everett 1965-6-24 35043 Los Angeles Shark Harbor, W side of island 7 Comment
  UCR241595  Polypogon interruptus D. E. Bramlet 1982-5-17 1098 Los Angeles San Gabriel Valley, Walnut, 30 acre parcel near intersection of La Puente Rd. and Lemon Ave., along Lemon Creek 174 Comment
  SBBG12193  Polypogon monspeliensis P. H. Raven 1962-5-8 17598 Los Angeles mouth of cyn at S end of Seal Cove 9 Comment
  POM115838  Polypogon viridis Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  RSA247408  Polypogon viridis Jack Delaini, Barbara Shervanick 1974-5-23 225 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Growing near stream at the bottom of the canyon. 488 Comment
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Sep 25 2015
  RSA580870  Polypogon viridis L. C. Wheeler 1931-8-30 34 Los Angeles San Antonio Canyon, San Gabriel Mountains. 945 Comment
  SEINET11714697  Polystichum munitum Unknown 1936-1 12591 Los Angeles Westwood, Los Angeles Comment
  CAS-BOT-BC102553  Populus fremontii Le Roy Abrams; E. A. McGregor 1908-7-2 556 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  RSA0113229  Populus fremontii R. G. Swinney 2011-3-29 14238 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
  LA211070  Populus fremontii subsp. fremontii Arthur C. Gibson; 2010-3-2 s.n. Los Angeles SIMI HILLS, western boundary of Chatsworth Reservoir, Chatsworth. Comment
  RSA750898  Populus nigra A. C. Sanders 2008-7-10 35745 Los Angeles Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  JEPS64557  Populus trichocarpa W. L. Jepson 1908-7-13 3060 Los Angeles Santa Catalina Isl'd Comment
  UCR270229  Populus trichocarpa R. G. Swinney 2011-6-30 15408 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 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
  RSA498680  Potentilla anserina Frances M. Morey 1922-5-15 s.n. Los Angeles West Adams Street. Comment
  SFV21432  Potentilla glandulosa subsp. glandulosa L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1067 Los Angeles Verdugo Mountains North side of Verdugo Mountains. South of Hostetter Motorway (in Thomas Guide) just off La Tuna Canyon Road, south of and you can see the 210 Freeway. Unnamed canyon that Hostetter road follows to near the main crest. Could be La Tuna Canyon as this is near the head of that canyon. If this is La Tuna Canyon, then the canyon makes a turn from draining to the west, turns south so the drainage is north. Around the bend in the canyon near above coordinates. 550 Comment
  CAS-BOT-BC334205  Prunus fasciculata R. G. Swinney 2009-5-13 10795 Los Angeles Transverse Range; San Gabriel Mtns. Foothills. Bobs Gap, 3.7 miles S of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  SDSU9168  Prunus fasciculata D. F. Howe 1947-5-6 1560 Los Angeles Just E of Big Pines. 1829 Comment
  RSA613728  Prunus fasciculata var. fasciculata Louis C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon 1/4 mile south-southwest of Blum Ranch. 915 Comment
  RSA453246  Prunus ilicifolia Bonnie C. Templeton 1934-9-15 4684 Los Angeles Near Lang. Comment
  LA200821  Prunus ilicifolia subsp. ilicifolia Jonathan Sauer; R. Minnich 1978-4-9 5990 Los Angeles SANTA MONICA MOUNTAINS, Jones Sepulveda Canyon Reserve, above Chalon Rd between Mount Saint Mary's College and San Diego Frwy. 192 Comment
  RSA79291  Prunus ilicifolia subsp. ilicifolia E. K. Balls, Percy C. Everett 1952-10-3 18004 Los Angeles 0.7 mile N of turn-off to Mt. Wilson on Highway 2 from La Canada. 457 Comment
  UC284969  Prunus ilicifolia subsp. lyonii P. A. Munz 1923-4-10 6757 Los Angeles s of Lemmon Tank (San Clemente Island); San Clemente Island Comment
  RSA567305  Prunus virginiana var. demissa Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3981 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA597344  Prunus virginiana var. demissa R. G. Swinney 1994-10-19 3316 Los Angeles San Gabriel Mountains: Prairie Fork, Sheep Mountain Wilderness. 2146 Comment
  CAS-BOT-BC356571  Pseudognaphalium biolettii John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  LA200202  Pseudognaphalium biolettii J. A. Ewan; 1932-3-5 7028 Los Angeles 335 Comment
  UC29433  Pseudognaphalium biolettii J. H. Barber 1907-3-16 69 Los Angeles Santa Monica Expt Station Southern California Comment
  POM358747  Pseudognaphalium biolettii Jack Rempel 1932-3-13 15276 Los Angeles El Segundo. Comment
  RSA323745  Pseudognaphalium biolettii F. H. Elmore 407 Los Angeles San Clemente Island Comment
  CAS-BOT-BC356716  Pseudognaphalium californicum Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4265 A Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W. side Comment
  UCR259267  Pseudognaphalium californicum R. G. Swinney 2010-5-4 12509 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
  RSA0035029  Pseudotsuga macrocarpa Jack Pepper 1950-11-4 s.n. Los Angeles Charleton Flats. 1524 Comment
  RSA758730  Pteridium aquilinum var. pubescens D. McGillivray 1954-10-24 s.n. Los Angeles Eastend Verdugo Park. Comment
  CAS-BOT-BC77927  Pteris vittata Louis C. Wheeler 1966-10-25 9080 Los Angeles San Gabriel Mountains: Vicinity of E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon Comment
  LA82483  Pterostegia drymarioides O. H. Kappler; 1943-4-18 367 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC6924  Pterostegia drymarioides A. J. McClatchie 1893-5-1 10 Los Angeles near Pasadena Comment
  UCR125551  Pterostegia drymarioides A. C. Sanders 2003-5-22 26818 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
  RSA151003  Pterostegia drymarioides Peter H. Raven 1962-4-10 17225 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island. 488 Comment
  UCR153357  Purshia glandulosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 857 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  UCD113382  Purshia tridentata var. glandulosa Steven Mason; Helen M. Mason 1993-5-9 41 Los Angeles Mt. Pinos area, on Lockwood Valley Road, 15.1 miles W of Frazier Mountain Road, 30' in from N side of road. 1676 Comment
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Sep 30 2014
  POM308890  Pycnanthemum californicum Kay H. Beach 1943-8-21 666 Los Angeles Volfe Canyon, along stream just above Flume no. 5, San Dimas Experimental Forest. Comment
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Feb 1 2017
  UC1922336  Pyrus communis Gary Kovnat with LeRoy Gross 2004-4-25 51 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  POM18609  Quercus X grandidentata E. S. Spalding 1921-4-9 xix 1 a Los Angeles Ganesha Hills, Pomona. Comment
  UC128897  Quercus X macdonaldii H. M. Hall 1908-6-15 8276 Los Angeles Hay Press Spring Santa Catalina Island Comment
  UC450933  Quercus agrifolia Fay A. MacFadden 1931-3-17 2625 Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA476855  Quercus agrifolia var. agrifolia Freda Detmers 1933-4-9 s.n. Los Angeles Los Angeles National Forest, Little Tujunga Canyon. Comment
  RSA652556  Quercus agrifolia var. agrifolia Jami Liberi 1983-4-16 10 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 610 Comment
  LA46608  Quercus berberidifolia Carl Epling; November 1932 sn Los Angeles Kogel Canyon, near Pacoima Comment
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Feb 11 2015
  POM187600  Quercus berberidifolia Joseph A. Ewan 1931-10-11 5242 Los Angeles Santa Monica Mountains, Sepulveda Canyon Rd., north of Mullholland. Comment
  UC1135553  Quercus berberidifolia A. D. Gifford 1935-3-27 512 Los Angeles 1 mi from Mouth of Kings Canyon; Tejon Quad. 1158 Comment
  UC57497  Quercus chrysolepis J. H. Barber 1897-6-30 228 Los Angeles Pierson's Mine San Gabriel Mts., Aliso Canyon Comment
  CAS-BOT-BC86375  Quercus dumosa D. E. Breedlove 1961-5-5 452 Los Angeles 7.6 miles NE of Soledad Canyon Road on Highway 6 609 Comment
  UCD45876  Quercus dumosa Karsten Ingebrigtsen; J. M. Tucker 1962-4-17 3 Los Angeles In San Antonio Canyon, 3 miles (by road) northeast of junction of Mt. Baldy Road and Padua Avenue, Los Angeles County, California. Comment
  IRVC1352  Quercus dumosa Gordon A. Marsh 1965-8-1 15 Los Angeles Twin harbors. Comment
  JEPS37348  Quercus durata Theodore Payne 1907-11-5 4 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  UCSB28150  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 975 Comment
  RSA652372  Quercus durata var. gabrielensis Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. Comment
  RSA656313  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 656 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  CAS-BOT-BC94173  Quercus engelmannii Geo. B. Grant 1904-5-5 1086 /6167 Los Angeles Pasadena Comment
  UCR108669  Quercus engelmannii L. C. Wheeler 1936-1-19 4076 Los Angeles San Gabriel Mtns., Monrovia: edge of mountains, just above Pottinger Sanitarium. 290 Comment
  JEPS38025  Quercus kelloggii Frank W. Peirson Jul 3 1921-May 26 1923 1708 Los Angeles Rock Creek San Gabriel Mountains Comment
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Mar 29 2014
  UC1871096  Quercus kelloggii Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3875 Los Angeles Liebre Mountain: N slope, along upper portions of the Pacific Crest Trail along ridge just E of Horse Camp Canyon 1487 Comment
  UCD55745  Quercus kelloggii Steve Boyd 1997-9-10 10029 Los Angeles Liebre Mountains Region, southwestern flank of Liebre Mountain, below west summit. 1524 Comment
  RSA476815  Quercus kelloggii T. S. Clare 1936-5-25 s.n. Los Angeles Deep Creek near Landcaster [Lancaster]. 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
  RSA725646  Quercus pacifica Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 421 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  RSA157781  Quercus tomentella Peter H. Raven 1962-5-10 17720 Los Angeles Head of north branch of canyon north of Gray, San Clemente Island 488 Comment
  RSA544539  Quercus tomentella Tim S. Ross, Kellogg 1992-4-12 6126 -a Los Angeles San Clemente Island: 110 degrees ESE, 480-600M from Vista, at the head of Grove Canyon. 427 Comment
  POM295271  Quercus turbinella Lyman Benson 1949-11-17 14296 Los Angeles 1.5 miles south of Lebec Hill East of U.S99, Tehachapi Mt. San Joaquin Valley. 1159 Comment
  UCR277408  Quercus wislizeni R. G. Swinney 2010-8-23 13568 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  CAS-BOT-BC362472  Rafinesquia californica Alice Eastwood 1906-5-27 279 Los Angeles Country adjacent to Los Angeles. Roscoe Comment
  RSA599264  Rafinesquia californica Steve Boyd, Lauren Raz 1997-3-31 9439 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  SBBG96805  Rafinesquia californica R. F. Thorne 1966-4-7 35958 Los Angeles Cherry Valley at cyn bottom 60 Comment
  RSA472412  Rafinesquia californica Robin S. Collins 1973-5-15 264 Los Angeles Angeles National Forest, San Gabriel Mts. Trail Canyon, on road to beginning of pack trail. 594 Comment
  SBBG119426  Rafinesquia californica S. D. White with K. Hughes 2000-5-16 7847 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  CAS-BOT-BC379004  Ranunculus aquatilis var. diffusus John Thomas Howell 1930-5-12 4893 Los Angeles 5.5 mi north of Lancaster, Mojave Desert Comment
  UC303095  Ranunculus californicus Marcus E. Jones, A. M. 1882-5-3 3220 Los Angeles Pasadena Comment
  POM276270  Ranunculus californicus Lyman Benson 1946-4-30 12060 Los Angeles Hill 5 miles NE of Brea. Puente Hills Mt. Range. 274 Comment
  RSA609516  Ranunculus californicus Louis C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. Comment
  SEINET10481185  Raphanus sativus David B. Dunn 1947-3-19 Dunn 2928 Los Angeles Collected n. Side of welshire on .5 block e. Of manning in a vacant lot. Los angeles. Comment
  SEINET12210143  Rhamnus californica I. W. Clokey, Templeton, B. 1929-1 4603 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  UCR271528  Rhamnus californica subsp. californica R. G. Swinney 2011-5-31 14903 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
  UCR273287  Rhamnus californica subsp. californica R. G. Swinney 2011-5-19 14771 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  UC1121840  Rhamnus crocea R. St. John 1930-2-17 98 Los Angeles San Francisco Ranch Santa Susana Quad. 365 Comment
  UC450951  Rhamnus crocea Fay A. MacFadden 1931-3-10 39 E Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA670580  Rhamnus crocea subsp. ilicifolia Bonnie C. Templeton 1930-5-27 1474 Los Angeles Near Mulholland Drive. North of Hollywood. 600 Comment
  PASA426  Rhamnus cuspidata Frank W. Peirson 1921-7-17 Los Angeles Prairie Fork of San Gabriel River 2011 Comment
  CAS-BOT-BC55988  Rhamnus ilicifolia H. E. McMinn 1925-8-16 1556 Los Angeles Sawpit Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC59843  Rhamnus ilicifolia Peter H. Raven; Robert F. Thorne 1964-5-7 18999 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA628705  Rhamnus ilicifolia R. S. Woglum 1942-5-20 3335 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. . Comment
  SFV22133  Rhamnus ilicifolia V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 753 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Alongside trail on south-southwest-facing ridgetop. 457 Comment
  UC1018420  Rhamnus ilicifolia Paul Gripp 1954-6-14 Los Angeles Sylvan Park Topanga Comment
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May 1 2014
  UC420691  Rhamnus ilicifolia J. Grinnell 1903-8-1 Los Angeles Arroyo Seco Canyon Pasadena Comment
  UC80240  Rhamnus ilicifolia Ernest Braunton Jun 1902 483 Los Angeles Griffith Park Comment
  UCD63685  Rhamnus ilicifolia Daniel Sanchez-Mata 2006-6-29 s.n. Los Angeles Azusa. Los Angeles National Forest. S. Gabriel Canyon Road close to Torpedos Dam and Morris Reservoir. 450 Comment
  RSA699563  Rhamnus tomentella subsp. cuspidata LeRoy Gross, Paul Morton 2004-6-9 1346 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  UCR212750  Rhus aromatica Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1760 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 349 Comment
  UCR259983  Rhus aromatica R. G. Swinney 2010-6-8 13181 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  RSA3683  Rhus integrifolia C. B. Wolf 1932-5-10 3532 Los Angeles Santa Catalina Island, 100 yards SE of summit of Equestrian Trail, back of Avalon 305 Comment
  SD69651  Rhus integrifolia Robert F. Thorne, Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36739 Los Angeles Santa Catalina Island, Wild Boar Gully, ca. 1 mile west north west of Salta Verde Point 199 Comment
  CAS-BOT-BC167943  Rhus ovata Robert F. Thorne 1970-3-5 39379 Los Angeles Santa Catalina Island: Upper Avalon Canyon 60 Comment
  RSA386385  Rhus ovata Vernon Rutherford 1948-07 s.n. Los Angeles Canton Canyon, vicinity of Castaic. Tehachapi Mts. Range. Comment
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Jan 10 2013
  RSA549574  Rhus ovata T. S. Ross 1992-4-27 6249 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  RSA591468  Rhus ovata L. C. Wheeler 1966-10-12 8966 Los Angeles San Gabriel Mountains. Susanna Canyon, 1/4 mi. downstream from falls. 533 Comment
  UCD116942  Rhus ovata Kenneth A. Wilson 1961-3-11 995 Los Angeles San Francisquito Canyon Road and Clear Water Canyon. Comment
  SEINET12236058  Rhus trilobata D. P. Reagan 1974-1 16 Los Angeles 2 mi NW of Valencia Comment
  RSA162819  Ribes amarum J. D. Olmsted 1960-2-24 1105 Los Angeles Wolfskill Canyon at jct with San Dimas Canyon, San Gabriel Mts, San Dimas Creek. 518 Comment
  SDSU19992  Ribes aureum S. H. Bullock 1968-3-29 21 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th streets. 351 Comment
  UCR256256  Ribes aureum R. G. Swinney 2010-3-10 11841 Los Angeles San Gabriel Mountains, FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  RSA762447  Ribes aureum var. gracillimum R. G. Swinney 2009-2-20 10009 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39. 305 Comment
  SBBG98199  Ribes aureum var. gracillimum F. A. M. 1931-3-17 Los Angeles Tuna Cyn Comment
  UCD102093  Ribes californicum var. hesperium Richard Bates 1949-3-1 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA476141  Ribes cereum var. cereum C. Epling 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
  CDA25552  Ribes malvaceum D. G. Kelch 1991-3-24 1338 -B Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  SDSU5974  Ribes malvaceum Gerald Collier 1957-5-5 M 222 Los Angeles Rocky canyon floor 2 miles up canyon from base of Chantry Flats Trail. Santa Anita Canyon - San Gabriel Mountains. 786 Comment
  LA82097  Ribes malvaceum var. viridifolium O. H. Kappler; 1941-2-9 84 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA589107  Ribes nevadense Orlando Mistretta 1994-7-1 1391 Los Angeles San Gabriel Mountains: Santiago Canyon. Sheep Camp Spring, Northwest of summit of Pacifico Mountain. 1951 Comment
  UCR223801  Ribes nevadense R. G. Swinney 2009-8-25 11487 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA756173  Ribes quercetorum Orlando Mistretta, Christine Mistretta 2008-4-4 2338 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 53 per TRTP survey; 2008) 1220 Comment
  RSA84951  Ribes quercetorum F. W. Peirson 1922-6-3 2548 Los Angeles East of Oak Grove Creek Divide, Liebre Mts. 1174 Comment
  RSA602472  Ribes roezlii Scott D. White 1997-5-8 5076 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  CAS-BOT-BC209364  Ribes sanguineum var. glutinosum W. H. Brewer 1861-2-1 209 Los Angeles Santa Susanna [Susana] Mountains Comment
  LA50718  Ribes speciosum C. & M. Epling; 1925-5-18 sn Los Angeles 131 Comment
  CAS-BOT-BC173931  Ribes viburnifolium P. C. Everett 1939-9-19 9538 Los Angeles Santa Catalina Island, 3 1/2 mi. from Avalon on road to Isthmus 457 Comment
  RSA725914  Ribes viburnifolium Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 434 Los Angeles Propst Grove, Santa Catalina Island. NE canyon. 354 Comment
  UC66683  Ricinus communis N. K. Berg 1904-4-16 Los Angeles San Pedro Comment
  UCR258696  Ricinus communis R. G. Swinney 2010-3-22 12023 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCSB7420  Ricinus communis Wilson, Richard 1958-5-10 Los Angeles 1 mile N of Foothill Blvd. on Angeles Crest Highway 457 Comment
  UCR225777  Rigiopappus leptocladus Dave Silverman, Cindy Hopkins 2007-4-27 6772 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  SFV10402  Romneya coulteri M. L. Vincent 1965-5-27 656 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Las Virgenes Road. 300 Comment
  CHSC95366  Rorippa nasturtium-aquaticum LeRoy Gross; Wayne Law 2000-8-8 179 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. 324 Comment
  CAS-BOT-BC147477  Rosa californica Alice Eastwood 1917-7-20 6461 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC147478  Rosa californica Alice Eastwood 1919-7-4 9297 Los Angeles Santa Monica Canyon, Los Angeles Comment
  JEPS45668  Rosa californica Frank W. Peirson 1918-7-9 84 Los Angeles San Antonio Canyon San Gabriel Mts. 1341 Comment
  SEINET10483503  Rosa californica Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4797 Los Angeles Santa Catalina Island; Catalina Conservancy Land, The James H. Ackerman Native Plant Nursery. In Middle Canyon, near Middle Ranch and Cape Canyon Trail. 10 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 230 Comment
  UCD113423  Rosa californica Marc Meyer 1993-4-25 24 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 1.5 miles north of Tampa offramp of 118 Fwy. 400 Comment
  UCR282216  Rubus Dan S. Cooper 2015-6-1 s.n. Los Angeles Monte Nido, north of Malibu, along Cold Creek at Pony Cross Road 167 Comment
  RSA3526  Rubus discolor Carl B. Wolf 1932-5-9 3469 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. about 1/2 mi. way to Mexican Houses. 61 Comment
  RSA0116799  Rubus ursinus R. G. Swinney 2010-5-25 12919 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA650892  Rubus ursinus Peter H. Raven, Henry J. Thompson 1960-4-12 15028 Los Angeles Triunfo Canyon Road 2.4 miles E of Cornell Road; Santa Monica Mountains. 244 Comment
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May 8 2014
  CATA1133  Rumex conglomeratus Mark L. Hoefs 1995-5-23 2122 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  CATA1661  Rumex conglomeratus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2950 Los Angeles Santa Catalina Island: Above Parson's Beach 85 Comment
  RSA229041  Rumex conglomeratus Robert F. Thorne, C. W. Tilforth 1971-6-30 40741 Los Angeles San Gabriel Mts., Angeles Nat'l Forest: Big Rock Canyon below detention camp 1524 Comment
  CATA1665  Rumex crispus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2954 Los Angeles Santa Catalina Island: Above Parson's Beach 85 Comment
  POM265701  Rumex crispus J. C. Roos 1942-10-19 2570 Los Angeles On vacant lot, West Los Angeles. Comment
  LA38811  Rumex fueginus Peter H. Raven; Henry J. Thompson 1959-10-4 14579 Los Angeles 9 Comment
  HSC17614  Rumex hymenosepalus C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  LA201744  Rumex salicifolius Arthur C. Gibson; 2001-5-19 4805 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  SEINET4178302  Rumex salicifolius var. salicifolius J. H. Barber 1897-6-26 196 Los Angeles aliso Canon Comment
  SEINET4095117  Sairocarpus multiflorus O. M. Clark 1932-1 5124 Los Angeles North Los Angeles. Comment
  PASA1150  Salazaria mexicana 4/28 Los Angeles near Palmdale Comment
  UCR205059  Salix exigua R. G. Swinney 2008-4-4 8605 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  UCR234151  Salix exigua Dick Newell 2012-3-29 237 Los Angeles South Coastal Plain, East Long Beach wetlands, 100 yards west of Studebaker Rd. at Pacific Coast Highway 3 Comment
  UC165071  Salix laevigata unknown April, 1904 1153 Los Angeles Pasadena Comment
  UC483014  Salix laevigata F. R. Fosberg 1931-5-4 S 4756 Los Angeles mouth of Middle Ranch Canyon; Santa Catalina Isl., Middle Ranch Canyon 5 Comment
  CATA88  Salix lasiolepis Peter Henrikson 1987-4-17 66 Los Angeles Santa Catalina Island: Outlet of Haypress Reservoir 411 Comment
  LA200825  Salix lasiolepis Norman A. Cole; May 1964 384 .13 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 Comment
  RSA754203  Salix lasiolepis Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1781 Los Angeles San Gabriel River Watershed; San Dimas creek just downstream from dam 404 Comment
  UC492360  Salix lasiolepis F. R. Fosberg 1931-1-26 7177 Los Angeles at foot of Cahuenga Pass grade (Los Angeles R.); Los Angeles R. 180 Comment
  UC506416  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-5-19 7666 Los Angeles Ballona Marshes Comment
  UCR255493  Salix lasiolepis Dan S. Cooper 2014-6-26 614- 45 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Lower Sennett Canyon adjacent to Forest Lawn cemetery, at Forest Lawn Dr. 155 Comment
  CAS-BOT-BC107534  Salix lasiolepis var. lasiolepis Marcus E. Jones 1926-2-26 s.n. Los Angeles Mountains near Claremont Comment
  SBBG1833  Salsola paulsenii H. and M. Dearing 1937-10-15 192 Los Angeles near Palmdale on Mint Cyn Rd Comment
  RSA444921  Salsola tragus E. S. Spalding 1931-7-31 s.n. Los Angeles Manhattan Beach. Comment
  HSC80284  Saltugilia grinnellii subsp. grinnellii R. F. Thorne, M. Z. Thorne 1969-7-9 38515 Los Angeles San Gabriel Mtns., Angeles National Forest, on summit of Table Mtn. 2134 Comment
  POM175353  Saltugilia splendens subsp. grantii E. Crow 1930-6-29 s.n. Los Angeles Trail near Crystal Lake. Comment
  SEINET13758102  Saltugilia splendens subsp. grantii L. C. Wheeler 1936-6-23 4177 Los Angeles San Gabriel Mts., San Dimas Canyon 701 Comment
  UC1595337  Saltugilia splendens subsp. grantii Tim Ross and Orlando Mistretta 1992-7-24 6751 Los Angeles e side Strawberry Peak (near divide between Colby and Wickiup Canyons, 120 degrees se, 1065 m distant from S.P. summit); San Gabriel Mts., e side Strawberry Peak 1560 Comment
  RSA424337  Salvia apiana William Emboden 1970-6-12 28 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA424353  Salvia apiana William Emboden 1970-6-12 30 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  SD69617  Salvia apiana Robert F. Thorne, P. Everett 1965-5-10 34440 Los Angeles Cape Canyon, Santa Catalina Island. 274 Comment
  UCR175042  Salvia apiana Holly Summers 2006-6-4 56 Los Angeles San Gabriel Mountains, 2 miles north of Foothill Blvd. on Angeles Crest Highway (Hwy 2), near Brown Canyon 701 Comment
  UCSB9271  Salvia apiana McElwain, Isabelle 1953-5-4 Los Angeles 18000 Bull Canyon Road; Granada Hills 457 Comment
  RSA0048526  Salvia apiana Lee Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  RSA785722  Salvia apiana Doris Bowers 1957-6-22 305 Los Angeles Arroyo Seca, Pasadena 457 Comment
  RSA411361  Salvia carduacea Freda Detmers 1931-5-17 s.n. Los Angeles Hillside, Mint Canyon. Comment
  SEINET2077528  Salvia carduacea S. Rhodes 2000-4-24 130 Los Angeles S of Palmdale near area where railroad tracks cross Avenue S. Comment
  UCD125472  Salvia carduacea Michael Alvord; Marc Blain, Mark Meyers 1993-5-1 36 Los Angeles City of Llano, Mojave Desert, 0.9 mile east on Black Butte Basin Road from the intersection of Black Butte Basin Road and Largo Vista Road. 243 Comment
  SEINET11196349  Salvia columbariae Unknown 2008-4-14 408 -03 Los Angeles Los Angeles County Comment
  UCR220156  Salvia columbariae R. G. Swinney 2009-4-2 10260 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR258710  Salvia columbariae R. G. Swinney 2010-5-19 12824 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
  UCR282031  Salvia columbariae R. G. Swinney 2014-4-24 16235 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  RSA175252  Salvia columbariae Robert F. Thorne 1963-5-15 31663 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  IRVC28985  Salvia leucophylla A. C. Sanders 2003-6-19 26972 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA446318  Salvia leucophylla Anstruther Davidson 1893-5-20 s.n. Los Angeles Newhall. Comment
  SDSU7431  Salvia leucophylla D. F Howe 1949-5-29 1985 Los Angeles Santa Monica Mts., 457 Comment
  CATA3219  Salvia mellifera Julie L. King 2016-12-2 38 Los Angeles Santa Catalina Island: Big Springs Rd., 0.25 road miles south of junction with Empire Landing Rd. 174 Comment
  RSA659439  Salvia mellifera Monica Acosta 1998-5-22 15 Los Angeles The Center for Regenerative Stuedies, South of California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  UC25748  Salvia spathacea J. H. Barber 1897-4-13 94 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC238729  Sambucus nigra subsp. caerulea Le Roy Abrams; E. A. McGregor 1908-7-5 680 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  CAS-BOT-BC238752  Sambucus nigra subsp. caerulea Alice Eastwood 1915-8-25 s.n. Los Angeles Duarte Comment
  SD49390  Sanicula arguta Reid Moran 1959-3-9 7160 Los Angeles San Clemente Island, in arroyo 1 mile north of Eel Point 20 Comment
  SD52840  Sanicula arguta Peter H. Raven 1962-4-10 17211 Los Angeles San Clemente Island, north-facing slopes of Thirst 580 Comment
  UC303478  Sanicula bipinnata P. A. Munz 1918-4-11 2035 Los Angeles Lone Hill near Glendora; Southern California, Lone Hill Comment
  UC21357  Sanicula crassicaulis J. H. Barber 1897-3-18 104 Los Angeles Santa Monica Canyon Comment
  UCR65210  Sanicula crassicaulis F. R. Fosberg 1931-4-1 S- 04436 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon near Avalon 75 Comment
  RSA70576  Sarcodes sanguinea F. W. Peirson 1923-5-26 3444 Los Angeles Vincent Gulch. 1982 Comment
  UCD65892  Schedonorus arundinaceus Peter H. Raven; Robert F. Thorne 1964-5-7 19038 Los Angeles Santa Monica Mountains. Saddle Rock Ranch, near Seminole Hot Springs. Comment
  RSA640282  Schismus arabicus R. F. Thorne 1971-5-18 41363 Los Angeles Santa Catalina Island: White's Landing. 30 Comment
  OBI2536  Schismus barbatus Larry E. Brown 1970-5-2 1793 Los Angeles At campground in the Joshua Tree State Park near Lancaster Comment
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Sep 29 2015
  UC2029990  Schismus barbatus G. D. Wallace 1979-4-19 1689 Los Angeles Transverse Ranges; Liebre Mountains region: Mojave Desert, w. of Fairmont along Lancaster Rd. Joshua Tree woodland. Comment
  UCSB68647  Schismus barbatus Gross, LeRoy; Denslow, Michael; Sidibeh, Mariam 2003-2-10 Los Angeles Transverse Ranges: Verdugo Mountains Region; south side; along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway; Burbank Quad. 7.5: T1N R13W S5, Center; along shoulder of road and beyond slopes near road 783 Comment
  POM1413  Scirpus microcarpus I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 61 Comment
  UCR128158  Scrophularia californica Mark A. Elvin, Cathleen Weigand 2003-5-22 2900 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  LA200886  Scrophularia californica subsp. californica Jerry Kove; 1962-5-8 sn Los Angeles Comment
  LA91481  Scrophularia californica subsp. californica Bruce Douglas Clayton; Greg Shaw 1972-4-7 82 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up Labyrinth Hill on deer trail. 548 Comment
  CAS-BOT-BC238499  Scrophularia villosa Alice Eastwood 1917-7-20 6481 Los Angeles Santa Catalina Island Comment
  SD53086  Scrophularia villosa Peter H. Raven 1962-5-10 17711 Los Angeles San Clemente Island, floor of canyon north of Thirst 305 Comment
  UC1181404  Scrophularia villosa Robert Ornduff with R. L. Taylor 1960-3-19 5095 Los Angeles Santa Catalina Island, Golf Links Canyon Golf Links Canyon; Santa Catalina Island, Golf Links Canyon Comment
  RSA517166  Scutellaria siphocampyloides Tim S. Ross, Orlando Mistretta 1990-10-9 3264 Los Angeles San Gabriel Mountains: Upper Mill Creek Drainage; Tujunga Ranger District, Angeles National Forest. 1433 Comment
  LA33908  Scutellaria tuberosa Henry J. Thompson; 1959-4-19 1948 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA0042791  Sedum sarmentosum Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga, Anderson Pl. 274 Comment
  RSA604374  Selaginella asprella Louis Cutter Wheeler 1970-9-11 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, 1/2 mile upstream from Alder Gulch. 1310 Comment
  LA94001  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1704 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Rd. S of Mulholland Hwy, just N of Cold Creek and E of road. 304 Comment
  RSA669633  Selaginella bigelovii LeRoy Gross 2002-3-7 492 Los Angeles North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. South of 210 Freeway. 579 Comment
  UCR125382  Senecio californicus A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25725 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
  UCR239982  Senecio flaccidus var. douglasii R. G. Swinney 2009-11-13 11607 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  RSA0017016  Senecio flaccidus var. douglasii P. A. Munz 1923-5-27 6888 Los Angeles Wash east of Rock Creek. Comment
  UC1215174  Senecio lyonii Peter H. Raven 1962-4-9 17161 Los Angeles above Wilsons Cove; San Clemente Island 76 Comment
  UCR138498  Senecio vulgaris L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mtns, Wildwood Ranch, east of Glendora 389 Comment
  UCR271723  Senecio vulgaris R. G. Swinney 2011-3-26 14207 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  POM186348  Setaria parviflora Joseph A. Ewan 1932-7-11 7470 Los Angeles Ingraham Street. Comment
  CAS-BOT-BC243623  Setaria pumila Peter H. Raven 1956-6-17 9407 Los Angeles Westwood, Los Angeles Comment
  UC18908  Sidalcea malviflora subsp. sparsifolia H. P. Chandler 1897-3-14 Los Angeles San Dimas 457 Comment
  RSA0105756  Sidotheca caryophylloides R. G. Swinney 2011-6-7 15030 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  CATA979  Silene gallica Mark L. Hoefs 1994-5-21 1848 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  SD69597  Silene gallica Robert F. Thorne, P. Everett 1965-5-12 34637 Los Angeles Santa Catalina Island; Bulrush Canyon. 239 Comment
  UC166886  Silene gallica Geo. B. Grant 1905-4-2 1206 Los Angeles Pasadena Pasadena (southern California) Comment
  UCR51074  Silene gallica A. C. Sanders 1988-3-17 7729 Los Angeles Pacific Coast, El Segundo Dunes, immediately west of the LA International airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC387018  Silene gallica Reid Moran 1941-3-14 705 Los Angeles Santa Catalina Island; Middle Ranch Comment
  RSA0073122  Silene gallica Mark L. Hoefs 1995-5-16 2032 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors. 104 Comment
  RSA533998  Silene gallica Timothy S. Ross 1991-5-17 5126 Los Angeles San Clemente Island, eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  RSA598271  Silene gallica R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mountains, in and near Glendora wilderness Park, in Big Dalton Canyon and its triutaries. Colby fire break, W boundary of Glendora Wilderness Park. 463 Comment
  RSA650322  Silene laciniata subsp. major D. Bartholomew 1961-5-13 s.n. Los Angeles 30' from campground, Little Dalton Canyon. Comment
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Jan 5 2017
  RSA477941  Silene laciniata subsp. major L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest. Comment
  POM11236  Silene lemmonii George B. Grant 1906-6-10 s.n. Los Angeles Mt. Lowe 1524 Comment
  SBBG51622  Sisymbrium altissimum R. Gustafson, C. Davidson 1977-4-20 12 Los Angeles Fort Tejon Rd, S of Littlerock, ca. 1.5 mi E of jct with 82nd St 975 Comment
  UCD115523  Sisymbrium altissimum Robert F. Thorne; J. Dourley 1967-10-10 37334 Los Angeles San Gabriel Mountains, Angeles National Forest, Jackson Lake, west end of lake. 1866 Comment
  SFV20835  Sisymbrium orientale L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 703 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 622 Comment
  SBBG58796  Sisyrinchium bellum M. N. Ackley -Apr-1927 415 Los Angeles Eagle Rock 182 Comment
  RSA0102538  Smilacina stellata Richard G. Swinney 2010-9-30 13898 Los Angeles San Gabriel Mountains: 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  UCR149800  Solanum americanum Scott D. White, Pam Devries 2004-6-14 10483 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  RSA651323  Solanum douglasii Peter J. Estournes 1981-5-14 26 Los Angeles 60 freeway west; east bound 2 miles east of 605 freeway. Comment
  SJSU7857  Solanum douglasii G. A. Kattenhorn 1967-3-21 Los Angeles by Little Dalton Cr N of Glendora Comment
  UCSB42586  Solanum douglasii Gallagher, A. 1980-1-26 Los Angeles Point Dume Malibu. South of Boniface Dr 60 Comment
  RSA0085504  Solanum umbelliferum R. G. Swinney 2010-4-15 12262 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  RSA427370  Solanum umbelliferum Bonnie C. Templeton, I. W. Clokey 1930-4-8 1045 Los Angeles San Francisquito Canyon, San Gabriel Mts. 900 Comment
  RSA427416  Solanum umbelliferum Gale Sphon 1959-5-9 332 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  RSA567308  Solanum umbelliferum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3985 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA585927  Solanum umbelliferum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2934 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
  RSA648281  Solanum umbelliferum Jami Liberi 1983-5-19 22 Los Angeles Located in Claremont, across the [street] from the San Antonio Dam. 640 Comment
  RSA80391  Solanum umbelliferum F. W. Peirson 1918-6-16 186 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  UCR255803  Solanum umbelliferum R. G. Swinney 2010-4-20 12319 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  CAS-BOT-BC156794  Solanum umbelliferum E. C. Twisselmann 1955-6-23 2210 Los Angeles Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  RSA427419  Solanum umbelliferum L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  RSA550391  Solanum umbelliferum Tim S. Ross 1992-7-10 6637 Los Angeles Big Tujunga Canyon, 310m E of where Coldwater Canyon meets Big Tujunga Creek 963 Comment
  SD90322  Solanum wallacei subsp. clokeyi Robert F. Thorne 1970-3-5 39358 Los Angeles Santa Catalina Island: Middle Ranch Canyon 395 Comment
  RSA0036982  Solidago californica R. G. Swinney 2010-5-29 13405 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA713809  Solidago californica Valerie L. Soza, Miriam Sidibeh 2003-3-26 1623 Los Angeles Western San Rafael Hills: Fern Lane Mtwy, northwest of Flint Peak. 457 Comment
  UCR242028  Solidago californica Dan S. Cooper 2012-7-22 712- 46 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Brush Canyon near 'waterfall' about half way up canyon 264 Comment
  RSA0036049  Solidago confinis R. G. Swinney 2009-11-18 11652 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  CATA16  Solidago velutina subsp. californica Jenny L. McCune 2005-8-30 4 Los Angeles Santa Catalina Island: Just north of Middle Ranch Road, west of white bridge that is just west of junction with Herman's Trail, opposite pine grove 249 Comment
  SBBG31085  Solidago velutina var. californica R. F. Thorne 1966-9-15 36703 Los Angeles Middle Ranch, Middle Ranch Cyn 213 Comment
  UC557676  Sonchus asper Nell Murbarger 1936-3-1 78 Los Angeles slopes e side San Clemente Island Comment
  CAS-BOT-BC374612  Sonchus oleraceus Carl B. Wolf 1932-5-9 3422 Los Angeles Santa Catalina Island. Avalon. Near Bathhouse 7 Comment
  RSA651601  Sorghum halepense B. L. Bergman s.n. Los Angeles Found at 12224 S. Downey Ave. Downey. 76 Comment
  CLARK-A1703-86  Spartium junceum Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 304 Comment
  RSA0098743  Spergularia macrotheca Steve Boyd, Orlando Mistretta, Laurel Arnseth, Bart O Brien, Thomas Hayduk 1990-4-6 4167 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  SD90424  Spergularia macrotheca var. macrotheca Robert F. Thorne 1966-4-15 36019 Los Angeles San Clemente Island; 0.5 mile southsoutheast of Eel Point southwest side of island. Comment
  RSA0098577  Spergularia villosa Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-28 794 -2 Los Angeles San Clemente Island. Deadman s Curve above Eagle Canyon. 473 Comment
  RSA0098585  Spergularia villosa Sara L. Crockett 1997-2-4 646 Los Angeles 0.85 mile W along Empire Landing Road from jct. with Airport road, S side of road. 482 Comment
  SD67731  Spergularia villosa Louis C. Wheeler 1934-3-18 2453 Los Angeles West end Puente Hills 1.0 mile north Sycamore Canyon. 74 Comment
  UCR180562  Stachys albens Scott D. White, Andrea Warniment 2006-7-18 11630 Los Angeles SE Tehachapi Mtns, Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1098 Comment
  RSA0080424  Stachys albens R. G. Swinney 2011-6-29 15340 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and the confluence with Monte Cristo Creek. 1098 Comment
  RSA446642  Stachys bullata Louis Greata 1901-04 s.n. Los Angeles Santa Monica Range Canyon. Comment
  LA204467  Stanleya pinnata var. pinnata W. R. Ernst; May 1948 sn Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  SBBG130729  Stebbinsoseris heterocarpa S. A. Junak 2000-5-6 SCa 1276 Los Angeles just W of Upper Quarry Rd, above Empire Landing, ca. 2.0 mi W of intersection with rd to housing at Empire Landing 292 Comment
  CAS-BOT-BC392524  Stellaria media B. C. Templeton 1941-3-14 706 Los Angeles Middle Ranch, Santa Catalina Island 200 Comment
  CAS-BOT-BC393692  Stellaria media Marcus E. A M Jones 1926-3-13 s.n. Los Angeles Santa Ana Canon Comment
  CAS-BOT-BC375068  Stephanomeria L. R. Abrams 1901-8-1 2179 Los Angeles Inglewood Comment
  LA105110  Stephanomeria diegensis Barry A. Prigge; 1988-7-9 8264 Los Angeles Santa Monica Mountains, Calabasas, 0.3 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 405 Comment
  CAS-BOT-BC375473  Stephanomeria exigua subsp. exigua Le Roy Abrams; E. A. McGregor 1908-6-20 414 Los Angeles Elizabeth Lake, Liebre Mountains 1219 Comment
  CAS-BOT-BC322839  Stephanomeria pauciflora Bunch; Baily 1974-8-14 0525 Los Angeles Castaic Comment
  UCR281851  Stephanomeria pauciflora R. G. Swinney 2014-5-8 16450 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  RSA516970  Stephanomeria virgata A. C. Sanders 1987-9-18 7366 Los Angeles El Segundo Dune, W of Los Angeles International Airport and Pershing Dr. 38 Comment
  UCD136432  Stephanomeria virgata Daryl Koutnik 1978-6-25 555 Los Angeles One mile south of Seminole Hot Springs on Mulholland Highway. 335 Comment
  CAS-BOT-BC375814  Stephanomeria virgata LeRoy Abrams 1902-8-25 2979 Los Angeles Inglewood Comment
  UCR253904  Stephanomeria virgata subsp. pleurocarpa Mitch Provance 2009-6-24 0609- 4 Los Angeles Western Transverse Range, Gorman, near Peace Valley Rd. crossing of Gorman School Rd., truck stop near Hungry Valley 1166 Comment
  UC2042123  Stephanomeria virgata subsp. virgata Orlando Mistretta 1990-7-2 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Bear Flat. Comment
  POM50179  Stillingia paucidentata A. D. E. Elmer 1902-06 3675 Los Angeles Lancaster. Comment
  SEINET7063486  Stipa A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  UCR61711  Stipa cernua B. Lennart Johnson 1957-5-22 s.n. Los Angeles Hwy 6, west of Mint Canyon 488 Comment
  HSC10433  Stipa hymenoides C. S. Apperson 1967-6-3 Los Angeles 17 mi. from Sierra Hwy. W on Ave. D. 762 Comment
  UCR166088  Stipa hymenoides Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  RSA429482  Streptanthella longirostris Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA127977  Stuckenia pectinata Peter H