Search Results — 2000 specimen records retrieved (1583 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA384623  Abies concolor Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
Read comments
Aug 8 2009
  RSA460979  Abronia John P. Hill 1929-3-1 s.n. Los Angeles El Segundo. Comment
  RSA0044668  Abronia villosa var. aurita George B. Grant 1901-1 8 Los Angeles Southern California to Utah. Comment
  UCR46559  Acacia cyclops A. C. Sanders 1986-7-30 6804 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
  UC1870165  Acacia longifolia Joseph Marlowe Keefe 2001-1-19 30946 Los Angeles south by southeast face of The Eagle Rock, Eagle Rock district, Los Angeles, California 90041; San Rafael Mountains 304 Comment
  SEINET13710885  Acacia melanoxylon Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles Claremont, Corner of 5Th & College, Pomona College Campus Comment
  CAS-BOT-BC30942  Acamptopappus sphaerocephalus Adolph Daniel Edward Elmer 1902-6-1 3621 Los Angeles Lancaster Comment
  UCR222805  Acamptopappus sphaerocephalus R. G. Swinney 2009-5-12 10741 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  POM308336  Acer macrophyllum Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3047 Los Angeles Altadena, San Gabriel Mts., Soldier's Creek. Comment
  SEINET12766387  Acer macrophyllum K. Dobry 1991-5-2 585 Los Angeles Elsmere Canyon, West San Gabiel Mountains.; 0 Comment
  UCR150383  Acer negundo subsp. californicum D. E. Bramlet 1999-11-16 2827 Los Angeles Foot of San Gabriel Mtns, Old meander of San Jose Creek: 46 m east of Valley Blvd. and 1 km N of Grand Ave.; 30 m west of the existing San Jose Creek flood control channel 189 Comment
  UC38409  Achnatherum hymenoides Dr. Voght 1897-1 39246 Los Angeles Palmdale Antelope Valley Comment
  SBBG57067  Achnatherum speciosum R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  SBBG57068  Achnatherum speciosum R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  UCSB25733  Achnatherum speciosum Black, Nan 1968-5-10 Los Angeles 25 yds S of Escondido Cyn Rd, 0.3 mi S of junction with Hwy 14 914 Comment
  UC557692  Acmispon argophyllus var. adsurgens Nell Murbarger April, 1936 146 Los Angeles San Clemente Island. South end and on west side of the Island. 274 Comment
  CAS-BOT-BC213461  Acmispon argophyllus var. argophyllus G. B. Grant 1898-4-1 s.n. Los Angeles Old Wilson Trail Comment
  SBBG132083  Acmispon dendroideus var. traskiae M. B. Dunkle 1939-4-6 7285 Los Angeles beach bank, Mosquito Harbor Comment
  OBI5978  Acmispon glaber var. brevialatus Carl B. Wolf 1931-7-21 2934 Los Angeles Little Tujunga Wash, 1/2 mi above bridge on Sunland-San Fernando Rd 335 Comment
  SD69527  Acmispon maritimus Robert F. Thorne 1966-4-5 35856 Los Angeles Santa Catalina Island, rocky dry south-facing slope above stream in Cottonwood Canyon 106 Comment
  CHSC13866  Acmispon strigosus L. M. Mayer 1974-4-5 131 Los Angeles Big Tujunga Canyon Rd. 1 mi E of intersection with Mt. Gleason Blvd. 1 1/2 mi. from Tjunga. Comment
  SBBG120330  Acmispon strigosus A. C. Sanders 2005-5-5 29921 Los Angeles hills at SW end of Cruzan Mesa at Benchmark "Plum"; Santa Clarita area 701 Comment
  SBBG68096  Acmispon strigosus R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  SFV15350  Acmispon strigosus J. C. Dittes, D. Stolp 1990-4-1 68 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  UCR256568  Acmispon strigosus Anuja Parikh, Nathan Gale 2011-6-27 3508 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, just east of Shortcut Station, 0.6 km north of State Hwy 2, Angeles Crest Hwy 1283 Comment
  RSA0080970  Acourtia microcephala R. G. Swinney 2010-4-28 12408 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
  CAS-BOT-BC133172  Adenostoma fasciculatum A. J. Hill 1963-8-25 s.n. Los Angeles Topanga Canyon near intersection with Entrada Drive Comment
  CAS-BOT-BC133190  Adenostoma fasciculatum Carl B. Wolf 1932-5-10 3519 Los Angeles Santa Catalina Island, along the equestrian trail, back of Avalon 106 Comment
  UC859039  Adenostoma fasciculatum Ezra C. Knopf 173 Los Angeles Santa Catalina Isl. Comment
  UCR125151  Adenostoma fasciculatum A. C. Sanders, Mark Elvin 2002-6-18 25129 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCR223460  Adenostoma fasciculatum R. G. Swinney 2009-6-8 11095 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
  RSA390489  Adenostoma fasciculatum var. fasciculatum Paul Currie 1969-1 s.n. Los Angeles Chilao, NE of La Canada, Angeles Crest Hwy 1524 Comment
  RSA407710  Adenostoma fasciculatum var. fasciculatum O. R. Dorado R., Aaron Liston, K. Tan 1987-6-10 1700 Los Angeles San Gabriel Mtns. Near Rincon Ranger Station. 762 Comment
  SD261014  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-5-31 14933 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) Station Fire burn of 2009 1096 Comment
  UCR276891  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-5-16 14735 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  LA52131  Adenostoma sparsifolium W. O. Griesel; 1936-6-20 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  UCR191188  Adiantum aleuticum R. G. Swinney 1999-7-28 7590 Los Angeles San Gabriel Mtns., Clark Gulch, c. 75 m east of confluence with East Fork San Gabriel River Canyon 991 Comment
  SEINET2079592  Adiantum capillus-veneris L. L. Kiefer 1967-2-18 2899 Los Angeles San Gabriel Mountains, Big Tijuanga Canyon, The Narrows, ~1 mi W of the Angeles Highway bridge 792 Comment
  CHSC8344  Adiantum jordanii Edward L. Smith 1959-2-20 329 Los Angeles Located in Upper Palmer Canyon, San Gabriel Mtns. 762 Comment
  UC42035  Adiantum jordanii R. S. Norris May 1893 Los Angeles Catalina Isl Comment
  RSA0077551  Adiantum jordanii G. Wallace 1965-6-16 s.n. Los Angeles Cattle Canyon near Azusa. Comment
  SBBG133141  Adiantum jordanii S. A. Junak 1996-4-13 SCI- 322 Los Angeles first cyn S of Bryce Cyn, N-facing cyn wall 12 Comment
  RSA640169  Ageratina adenophora Louis C. Wheeler 1964-9-13 8581 Los Angeles Susanna Canyon by Ed Fricke's place: San Gabriel Canyon (east fork). Comment
  JEPS26420  Agoseris grandiflora var. grandiflora Peter H. Raven 1960-5-15 15362 Los Angeles 2.3 mi e, on Piuma Rd in oak woodland Rambla Pacifica; Santa Monica Mountains, Rambla Pacificaa 487 Comment
  RSA229722  Agoseris retrorsa R. F. Thorne 1969-7-2 38202 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA707474  Agoseris retrorsa Naomi Fraga, Tim Thibault 2005-6-13 1587 Los Angeles Stoddard Canyon, along Barret Stoddard Road. 1280 Comment
  UC574011  Agrostis alba H. S. Yates 1936-8-28 6366 Los Angeles Big Pine Park San Antonio Quad., Big Pine Park Comment
  RSA732945  Agrostis exarata R. G. Swinney 1999-8-14 7625 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4 air mi WSW of Dawson Peak 2146 Comment
  CATA643  Agrostis pallens Mark L. Hoefs 1991-4-16 1110 Los Angeles Santa Catalina Island: Near lower end of Renton Mine Road 201 Comment
  LA201823  Alcea rosea Arthur C. Gibson; 2003-7-18 Los Angeles Santa Monica Mountains, Along service road in Nickerson Arroyo Sequit NRA, near Mulholland Highway Comment
  RSA329647  Allium burlewii Gary D. Wallace 1975-7-12 1448 Los Angeles San Gabriel Mountains, along Angeles Crest Hwy., one canyon east of Little Jimmy Springs. 2213 Comment
  UCR191675  Allium fimbriatum var. fimbriatum T. B. Salvato 2008-4-22 3313 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  RSA70173  Allium fimbriatum var. fimbriatum F. W. Peirson 1926-5-6 6733 Los Angeles on open headland, about 1 mi. from Rock Creek on road to Los Angeles County Playgrounds. 1310 Comment
  RSA367101  Allium haematochiton E. Crow 1928-4-11 240 Los Angeles Hills southwest of Pomona. Comment
  SEINET6097133  Allium haematochiton Unknown 1969-5-4 Los Angeles San Gabriel Mountains. Divide between West Fork Ebey and Little Tujunga Canyon. Comment
  CATA3405  Allium praecox Julia A. Parish, Tobias Nickel 2017-3-21 018 Los Angeles Santa Catalina Island: Exclosure 4A adjacent the Trans Catalina Trail 473 Comment
  RSA534070  Allium praecox Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5267 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 313 Comment
  CATA3309  Allophyllum glutinosum Amy Catalano, Jen Dreizehn 2017-3-23 026 Los Angeles Santa Catalina Island: South edge of exclosure 4B, south facing slope in upper Grand Canyon 423 Comment
  RSA410074  Allophyllum glutinosum C. Epling 1931-5-9 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  RSA639184  Allophyllum glutinosum L. C. Wheeler 1967-5-15 9559 Los Angeles San Gabriel Mountains: Ridge east of Fremont Pass. 571 Comment
  RSA667017  Allophyllum glutinosum Scott D. White 1995-10-19 3714 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  HSC31659  Alnus rhombifolia Thomas E. Higley 1974-4-20 23 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  RSA0048591  Amaranthus retroflexus Lee Haines 1948-7-6 s.n. Los Angeles Canoga Park. Comment
  UC625096  Amblyopappus pusillus F. R. Fosberg 1931-4-29 S 4718 Los Angeles toward Middle Ranch Canyon, open ridge in small canyon Cottonwood Canyon; Santa Catalina Island 140 Comment
  UCR121674  Amblyopappus pusillus J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  SBBG98624  Amblyopappus pusillus T. Ross 1991-5-20 5348 Los Angeles ca. 5599 ft S of Wilson Cove settlement; W slope 2500' NW of 759' Benchmark 155 Comment
  SDSU6855  Amblyopappus pusillus R. M. Beauchamp 1967-3-19 337 Los Angeles Behind West Cove. Comment
  SFV21086  Ambrosia acanthicarpa L. Gross, V. Soza, N. Gilbert 2000-10-18 293 Los Angeles Verdugo Mountains Hostetter Mountainway, along roadside near above coordinates. 701 Comment
  POM13559  Ambrosia acanthicarpa Philip A. Munz 1922-11-20 6564 Los Angeles Charter Oak, near Covina. Comment
  SFV16043  Ambrosia chamissonis A. M. Orcino, A. Sutton 1994-4-23 5 Los Angeles Playa del Rey Beach, corner of Pacific Ave. and Convoy St., 0.1 mile north of Culver Blvd. 2 Comment
  RSA416935  Ambrosia chamissonis Robert Gustafson 1980-8-29 1881 Los Angeles Ballona Wetlands, Area 3. Confined to a samll relict strip of coastal strand near the jct of Lincoln Blvd. and the Ballona Creek Channel of Area 3. Comment
  IRVC29178  Ambrosia psilostachya A. C. Sanders, Lee Jones 2004-11-7 29024 Los Angeles site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy San Fernando Valley 351 Comment
  POM187700  Ambrosia psilostachya Joseph A. Ewan 1931-10-24 5267 Los Angeles N shore Malibu Lake. Comment
  RSA6000  Ambrosia psilostachya C. B. Wolf 1932-10-5 4241 Los Angeles Santa Catalina Island. In ravine at junction of Isthmus road and road to Black Jack Peak. 244 Comment
  UCR125134  Ambrosia psilostachya A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25546 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  UCR281413  Ambrosia salsola R. G. Swinney 2014-4-30 16263 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
  POM2593  Amelanchier utahensis I. M. Johnston 1917-8-22 1711 Los Angeles Prarie Fork of San Gabriel River, San Antonio Mountains. 2134 Comment
  UC478977  Amelanchier utahensis Marcus E. Jones, A. M. 1931-7-28 29011 Los Angeles San Antonio Peak Comment
  RSA306183  Amorpha californica Fay A. MacFadden 1933-6-15 s.n. Los Angeles Stow Canyon, Verdugo Hills Comment
Read comments
Sep 24 2014
  SFV3055  Amsinckia douglasiana P. G. Kilburn 1958-2-23 614 Los Angeles Santa Susana Mountains Oat Mountain. Firebreak atop hill by road. 610 Comment
  UC1061786  Amsinckia douglasiana A. D. Gifford 1935-2-7 422 Los Angeles mouth of Elizabeth Lake Canyon 365 Comment
  SFV3059  Amsinckia intermedia A. M. Johnson 1933-4-18 4196 Los Angeles Santa Monica Mountains Los Angeles. UCLA Botanical Garden. 115 Comment
  UCR142924  Amsinckia intermedia F. R. Fosberg 1931-3-23 S- 4329 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 60 Comment
  UCR85797  Amsinckia intermedia T. S. Ross 1991-4-8 4456 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  RSA166081  Amsinckia intermedia E. R. Blakley 1963-12-8 6411 Los Angeles San Clemente Island, between Northwest Harbor and Whale Point. 15 Comment
  UC881412  Amsinckia menziesii var. menziesii Louis C. Wheeler 1934-3-31 2495 Los Angeles La Verne 304 Comment
  POM9727  Amsinckia menziesii var. menziesii P. A. Munz 1921-3-2 4414 Los Angeles Claremont, Indian Hill Boulevard, one mile north of Claremont. 396 Comment
  SBBG97032  Amsinckia spectabilis S. Boyd with T. Ross, L. Arnseth 1990-4-8 4356 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UCR186983  Amsinckia tessellata var. gloriosa A. C. Sanders 2006-4-10 32002 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA713736  Amsinckia tessellata var. tessellata LeRoy Gross 2005-4-28 2158 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  POM6149  Anisocoma acaulis W. R. Dudley, F. H. Lamb 1896-6-12 4441 Los Angeles Gorman's Station Comment
  RSA0086829  Antirrhinum coulterianum R. G. Swinney 2011-6-14 15155 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  CATA3310  Antirrhinum kelloggii Amy Catalano, Jen Dreizehn 2017-3-23 028 Los Angeles Santa Catalina Island: South edge of exclosure 4B, south facing slope in upper Grand Canyon 423 Comment
  POM199745  Antirrhinum kelloggii I. W. Clokey, Bonnie C. Templeton 1929-03 4487 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  UCR190446  Antirrhinum kelloggii R. G. Swinney 2000-5-6 7669 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
  JEPS13618  Antirrhinum multiflorum Peter Kamb 1947-6-1 544 Los Angeles Red Box Gap; San Gabriel Mts. 1402 Comment
  SBBG13344  Antirrhinum nuttallianum subsp. subsessile E. R. Blakley 1962-6-10 5247 Los Angeles 1 mi up cyn from its mouth, cyn half-way between Eel Pt and Seal Cove Comment
  POM29608  Antirrhinum nuttallianum subsp. subsessile H. E. Hasse 1890-05 s.n. Los Angeles Foothills, Sierra Santa Monica. Comment
  CAS-BOT-BC447696  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. Malibu Creek drainage. 320 Comment
  RSA612118  Aphanes occidentalis Louis C. Wheeler 1933-4-15 1638 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  SBBG131641  Aphanes occidentalis S. A. Junak 1999-4-22 SCa 837 Los Angeles White's Landing, tent cabin area, YMCA Camp, just W of amphitheater 6 Comment
  SD239692  Aphanisma blitoides A. C. Sanders 2010-5-7 38337 Los Angeles South Coast: Palos Verdes Peninsula near Los Angeles city boundary (San Pedro 7.5'Q) 29 Comment
  RSA0080790  Apiastrum angustifolium R. G. Swinney 2010-5-7 12575 Los Angeles Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  RSA470370  Apiastrum angustifolium M. B. Dunkle 1929-3-23 2073 Los Angeles Santa Catalina Island. Salta Verde. Comment
  UCR269964  Apiastrum angustifolium R. G. Swinney 2010-5-7 12575 Los Angeles San Gabriel Mountains, Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  RSA403089  Apocynum cannabinum R. J. Smith 1934-3-30 s.n. Los Angeles Near Van Nuys, San Fernando Valley Comment
  UCR256267  Aquilegia formosa R. G. Swinney 2010-10-13 14041 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  UCR149897  Arabis pulchra R. G. Swinney 1999-6-18 7309 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  CAS-BOT-BC102250  Arctium lappa Philip A. Munz 1950-8-10 15477 Los Angeles north end of Indian Hill Mesa, Claremont Comment
  HSC87153  Arctostaphylos glandulosa Steve Boyd, T. S. Elias 1987-4-14 2043 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA626742  Arctostaphylos glandulosa Jon E. Keeley 1978-9-2 7227 Los Angeles Singing Pines Camp, Angeles Crest Highway. 2000 Comment
  RSA631211  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21981 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  POM367257  Arctostaphylos glandulosa subsp. glandulosa B. C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  CAS-BOT-BC23068  Arctostaphylos glandulosa subsp. mollis Walter Knight; Irja Knight 1986-11-26 6308 Los Angeles San Gabriel Mountains: 1.3 miles below Clear Creek Campground (en route to la Canada Flintridge) Comment
  UC1120293  Arctostaphylos glandulosa subsp. mollis A. D. Gifford 1935-3-15 461 Los Angeles 1 mi nnw Warm Springs; Tejon Quadrangle Comment
  UC450965  Arctostaphylos glandulosa subsp. mollis Fay A. McFadden 1931-3-15 2971 Los Angeles Tuna Canyon Verdugo Hills Comment
  CHSC35512  Arctostaphylos glauca James Henrickson 1979-5-23 18169 Los Angeles Ca 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir. 426 Comment
  RSA631469  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15765 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA631511  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16052 Los Angeles Ridge Route, 1 km south of Liebre Gulch turnoff. 1000 Comment
  RSA631631  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15853 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631667  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15854 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631668  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15804 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  SBBG119271  Arctostaphylos glauca O. Mistretta, M. Elvin 1995-3-30 1585 Los Angeles Mill Crk Summit, on summit, just W of Angeles Forest Hwy on Pacific Crest Trail Comment
  UC1584685  Arctostaphylos glauca Jerry Powell 1986-4-17 1493 Los Angeles ca 1 mi nw Castaic; Big Oak Flat Comment
  UC450794  Arctostaphylos glauca Fay A. McFadden 1931-4-25 2934 Los Angeles half way to ridge (old road to Burbank); Verdugo Hills, Tuna Canyon Comment
  UCR194062  Arctostaphylos glauca R. G. Swinney 1999-6-5 7247 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR223369  Arctostaphylos glauca R. G. Swinney 2009-5-20 10820 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR258857  Arctostaphylos glauca R. G. Swinney 2010-5-19 12809 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
  RSA0079928  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15799 Los Angeles SAn Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  RSA0087365  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15757 Los Angeles Santa Clara Divide Rd. (3N17), 6-7 km off San Canyon Rd., San Gabriel Mountains. 1000 Comment
  RSA597120  Arctostaphylos parryana T. S. Ross 1990-6-22 s.n. (post 3713 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  RSA634780  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20332 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634905  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1986-9-15 11104 Los Angeles 1 mile north of Mill Creek Summit, Angeles Forest Hwy. Comment
  RSA634926  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20538 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635171  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22039 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635233  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20672 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  RSA635270  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20630 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR190114  Arctostaphylos patula R. G. Swinney 1998-8-27 6787 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  UCR223912  Arenaria macradenia R. G. Swinney 2009-6-24 11282 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain Road, 1 mile east of Angeles Forest Hwy at Mill Creek Summit 1604 Comment
  UCR177768  Aristida purpurea var. parishii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 400 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  CAS-BOT-BC84967  Artemisia californica H. E. McMinn 1924-7-25 1299 Los Angeles Catalina Island Comment
  LA200155  Artemisia californica Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1968-11-23 4367 Los Angeles Santa Monica Mountains, Malibu Lagoon and salt marsh Comment
  RSA0070362  Artemisia californica R. G. Swinney 2010-4-20 12284 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  SBBG109148  Artemisia californica S. A. Junak 1997-10-20 SCl 968 Los Angeles coastal slopes just S of southernmost cyn in Bryce Cyn complex Comment
  UC1587563  Artemisia californica Tim Ross and Annette Ross 1991-9-7 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 373 Comment
  UC472244  Artemisia californica R. L. Pendleton 1909-7-2 1373 Los Angeles road e of Avalon; Santa Catalina Island Comment
  RSA749760  Artemisia douglasiana R. G. Swinney 1997-9-6 5860 Los Angeles Mescal Picnic Park [= Mescal Campground] about 200 m N of Big Pines Rd along Mescal Canyon bottom. 1854 Comment
  RSA5210  Artemisia douglasiana C. B. Wolf 1932-9-13 4065 Los Angeles Bryant Ranch, 350 ft s. of n. boundary in drainage ditch in s.e. 1/4 sect. 27. (460 ft e. and 350 ft s. of n.w. corner of s. 1/4 sect. 27 T4S R12W) 5 Comment
  SFV21463  Artemisia douglasiana L. Gross 2001-9-1 444 Los Angeles Verdugo Mountains North side of mountains. Small side canyon off of La Tuna Canyon Road just west of locked gate of Hostetter Mountain Way. Near canyon bottom. 488 Comment
  UCR273217  Artemisia dracunculus R. G. Swinney 2011-10-18 15833 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  RSA188528  Artemisia dracunculus R. F. Thorne, John Olmsted 1965-8-26 35402 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  RSA0094083  Artemisia tridentata Richard G. Swinney 2011-10-13 15775 Los Angeles San Gabriel Mountains: Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  CAS-BOT-BC97272  Artemisia tridentata subsp. parishii Timothy S. Ross; Steve Boyd 1994-9-20 8240 Los Angeles 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road. 902 Comment
  UCD60420  Artemisia vulgaris Harold Watson 2007-10-1 s.n. Los Angeles Palmdale. Comment
  RSA0091822  Arundo donax Bonnie C. Templeton 1967-7-23 10180 Los Angeles Whitney Canyon. Comment
  RSA0104984  Arundo donax Steven A. Junak 1999-7-16 SCa- 1060 Los Angeles Santa Catalina Island. Ca. 0.1 mi inland from mouth of Cottonwood Canyon, N side of canyon. 8 Comment
  RSA70336  Asclepias californica F. W. Peirson 1929-7-1 8449 Los Angeles Mt. Pacifico. 1905 Comment
  RSA771610  Asclepias eriocarpa R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42207 Los Angeles Mt. Waterman: East end of Mt. Waterman ridge 2317 Comment
  RSA132235  Asclepias eriocarpa Gale Sphon 1959-7-4 390 Los Angeles Picnic area, Angeles Crest Highway. 1982 Comment
  SBBG98574  Asclepias fascicularis T. Ross, A. Ross 1991-6-3 5522 Los Angeles SW base of Elephant Hill, W Pomona 231 Comment
  UCR210224  Asclepias fascicularis R. G. Swinney 2008-8-14 9428 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  UCR116279  Asclepias vestita B. G. Pitzer 1998-5-12 3709 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  UC450864  Aspidotis californica Fay A. MacFadden 1931-3-29 2607 Los Angeles Tuna Canyon; Verdugo Hills Comment
  RSA598133  Astragalus brauntonii C. Reiser 1993-4-5 s.n. Los Angeles San Gabriel Mountains, hills immediately adjacent to Monrovia. Comment
  CAS-BOT-BC182578  Astragalus didymocarpus var. dispermus Lois E. James 1946-4-25 1749 Los Angeles About 1 mi. W. of Ravenna, Soledad Canyon Comment
  SDSU21099  Astragalus douglasii var. douglasii Ian Cain, Bruce Lund 2010-5-10 1409 Los Angeles North west of Lancaster. 3.33km north east of intersection of 170th Street West and Highway 138 790 Comment
  UC862686  Astragalus douglasii var. douglasii C. B. Wolf 1933-6-25 5001 Los Angeles Ridge Route Rd. near Gorman's at junction with rd to Hungry Valley (Liebre Mts.); , near Gormans 1036 Comment
  UCR146451  Astragalus douglasii var. douglasii Orlando Mistretta 1992-5-25 404 Los Angeles Transverse Ranges; San Gabriel Mountains, Fenner Canyon Conservation Camp, between camp boundary and water tower 1713 Comment
  CATA2018  Astragalus gambelianus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 530 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 51 Comment
  CATA3294  Astragalus gambelianus Amy Catalano, Jen Dreizehn 2017-3-16 011 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  UC1349054  Astragalus gambelianus Robert F. Thorne 1966-4-28 36234 Los Angeles w-facing rocky bank near upper end Renton Mine Road in Pebbly Beach Canyon (Santa Catalina Island); , Pebbly Beach Canyon 259 Comment
  UCR213384  Astragalus gambelianus Dan S. Cooper 2010-4-9 20100409- 28 A Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Royce Canyon in Griffith Park 270 Comment
  UC397247  Astragalus layneae Marjorie Shaw, Edna Spaulding, Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 b Los Angeles Mojave Desert , Antelope Valley 762 Comment
  SEINET898144  Astragalus lentiginosus E. A. Maier 1908-1 3766 Los Angeles Palmdale Comment
  RSA589183  Astragalus lentiginosus var. variabilis T. S. Ross 1991-4-28 4736 Los Angeles ca 940 m due W of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte., Blading road heading N from Black Butte Basin Road x Avenue U [not on 1968 topo], running northward to the W of BBB Rd. for about 1.2 miles, then rejoining it NW of Three Sisters Buttes. 939 Comment
  RSA598385  Astragalus miguelensis J. P. Rebman, Jonathan Dunn 1996-4-29 3103 Los Angeles San Clemente Island: Eel Cove and Eel Cove canyon on west side of island. 10 Comment
  POM122391  Astragalus pachypus var. pachypus Marcus E. Jones 1926-6-7 s.n Los Angeles South of Lebec. Comment
  RSA599654  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-5-1 9672 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  SEINET948689  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-1 9956 Los Angeles Liebre mountain regio; summit of Burnt Peak, generally to the northeast of the FFA site. 1707 Comment
  HSC46497  Astragalus traskiae M. B. Dunkle 1940-3-17 7405 Los Angeles Santa Barbara Island Comment
  RSA188227  Astragalus trichopodus R. F. Thorne, Percy C. Everett 1965-6-22 34872 Los Angeles Santa Catalina Island, along lower road to Pebble [Pebbly] Beach ca. 0.5 mile from Avalon. 8 Comment
  CAS-BOT-BC194072  Astragalus trichopodus var. lonchus Carl Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon Comment
  RSA415741  Astragalus trichopodus var. lonchus I. M. Johnston 1917-4-11 965 Los Angeles N*r Slough. [locality name change to Laguna Dominguez] 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
  CAS-BOT-BC194049  Astragalus trichopodus var. lonchus Reid Moran 1941-2-23 603 Los Angeles Northwest of Wilson's Harbor, Santa Catalina Island Comment
  UC1871182  Astragalus trichopodus var. phoxus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4943 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  LA51507  Athysanus pusillus O. H. Kappler; 1944-3-26 553 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA155894  Atriplex argentea subsp. expansa P. H. Raven 1962-5-8 17619 Los Angeles Near Summit of Ridge above Wilson Cove, San Clemente Island 122 Comment
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Jan 19 2011
  RSA155902  Atriplex californica P. H. Raven 1962-4-9 17158 Los Angeles near barracks, Wilson Cove, San Clemente Island 61 Comment
  RSA452435  Atriplex canescens Anstruther Davidson 1892-07 s.n. Los Angeles Lancaster. Comment
  CAS-BOT-BC168273  Atriplex canescens var. canescens Ernest C. Twisselmann 1961-10-31 6684 Los Angeles Leona Valley, Liebre Mountains 853 Comment
  CAS-BOT-BC168274  Atriplex canescens var. canescens Ernest C. Twisselmann 1961-10-31 6684 Los Angeles Liebre Mountains: Leona Valley 853 Comment
  SBBG65350  Atriplex confertifolia R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  RSA711444  Atriplex covillei LeRoy Gross 2005-5-19 2309 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  UCR188679  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007- 07 Los Angeles South Coast, Las Flores, along Pacific Coast Highway, c. 3 miles east of Malibu 15 Comment
  RSA763581  Atriplex lentiformis subsp. breweri Doris Bowers 1967-10-4 203 Los Angeles Palos Verdes Pen. 305 Comment
  RSA478304  Atriplex leucophylla F. R. Fosberg 1931-5-18 S- 4894 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  SBBG98641  Atriplex leucophylla T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5088 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  CAS-BOT-BC180946  Atriplex nummularia Carl B. Wolf 1931-12-30 2636 Los Angeles Playa del Rey 30 Comment
  NY1043447  Atriplex parishii S. B. Parish 10 1881 1119 Los Angeles Costa Station Comment
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Sep 7 2010
  RSA442167  Atriplex semibaccata F. H. Elmore 419 Los Angeles San Clemente Island. Comment
  SEINET4136258  Atriplex semibaccata Francis Elmore 1939-11-24 s.n. Los Angeles NorthWest Harbor of San Clemente Island.; 0 Comment
  CAS-BOT-BC176739  Atriplex serenana var. serenana Alice Eastwood 1908-9-1 77 Los Angeles Bimini Baths Comment
  SD75632  Atriplex watsonii M. B. Dunkle 1939-4-4 7264 Los Angeles San Clemente Island, China Point. Comment
  RSA177769  Avena barbata R. F. Thorne, Percy C. Everett 1965-5-11 34587 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  CATA673  Avena fatua Mark L. Hoefs 1991-4-23 1164 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  POM21190  Avena fatua P. A. Munz 1923-4-8 6619 Los Angeles San Clemente Island, on west coast. Comment
  RSA600185  Avena fatua L. C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  RSA385413  Avena sativa F. R. Fosberg 1931-3-31 S- 4425 Los Angeles Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC98733  Baccharis douglasii unspecified 1904-7-20 s.n. Los Angeles Cienaga Comment
  RSA604510  Baccharis emoryi Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-11-9 2544 Los Angeles Santa Catalina Island. Lower road to Salta Verde Beach. 15 Comment
  RSA0042316  Baccharis glutinosa Benjamin E Carter, John R. Clark, Elizabeth Baniaga 2012-7-24 6898 Los Angeles Channel Islands: Santa Catalina Island. Toyon Bay. Upper border of developed area with buildings. 24 Comment
  SBBG13592  Baccharis glutinosa E. R. Blakley 1962-10-5 5456 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  SEINET10474451  Baccharis pilularis Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4775 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  SD236177  Baccharis salicifolia Sandra Murcia, Gregg Miller 2006-3-10 Los Angeles South Coast: Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 305 Comment
  SD253369  Baccharis salicifolia R. G. Swinney 2011-3-26 14213 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  SFV22008  Baccharis salicifolia V. Soza, L. Gross, R. Kopelov 2000-3-30 669 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. South-facing canyon. 518 Comment
  UC1587685  Baccharis salicina Tim Ross 1991-3-9 4166 Los Angeles 300 ft sw of Colima Rd x Camino del Sur; Whittier Hills (Puente Hills, pro parte) 213 Comment
  SEINET3862252  Beloperone californica Pamela G. Jones 1967-9-13 59 Los Angeles 5200 Onacrest Dr., Los Angeles.; 0 Comment
  UC557622  Bergerocactus emoryi Nell Murbarger 1936-3 91 Los Angeles San Clemente Island Comment
  CHSC109273  Bidens pilosa Scott D. White 2003-10-14 9829 Los Angeles San Gabriel Mountains: Foothills above Sierra Madre. Los Angeles Dep. of Public Works 'Auburn' debris basin, above the north terminus of Auburn Ave. 396 Comment
  UCD139093  Bloomeria crocea B. Pitzer 1996-5-5 2849 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  RSA765322  Bloomeria crocea Doris Bowers 1957-5-22 582 Los Angeles San Dimas 335 Comment
  RSA802555  Boechera arcuata Orlando Mistretta, Christine Mistretta 2011-7-6 5914 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA748351  Boechera californica Justin M. Wood 2009-6-1 802 Los Angeles San Gabriel Mountans: Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4). 1582 Comment
  RSA191189  Boechera californica R. F. Thorne, M. Z. Thorne 1967-7-19 37150 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  RSA329737  Boechera californica Gary D. Wallace 1966-3-25 220 Los Angeles Millard Canyon north of Pasadena 915 Comment
  CAS-BOT-BC14582  Boechera pulchra Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  LA34164  Bolboschoenus robustus Peter H. Raven; 1959-9-6 14372 Los Angeles 6 Comment
  RSA187977  Bothriochloa barbinodis R. F. Thorne, Percy C. Everett 1965-6-22 34860 Los Angeles Santa Catalina Island: along Upper Pebble [Pebbly] Beach road 30 Comment
  UC213312  Bothriochloa barbinodis I. M. Johnston 1917-11-30 1800 Los Angeles San Antonio Mountains, mouth of Live Oak Canyon Live Oak Canyon; San Antonio Mountains, Live Oak Canyon 457 Comment
  SEINET11168941 Image available Bougainvillea spectabilis Unknown 1988-10-23 Los Angeles Long Beach Comment
  POM6751  Bowlesia incana P. A. Munz, L. T. Street, G. Williams 1919-3-15 2398 Los Angeles South Hills, Pomona. Comment
  RSA451996  Bowlesia incana M. B. Dunkle 1920-4-7 2085 Los Angeles White s Landing Comment
  RSA527622  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4406 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SBBG108983  Bowlesia incana S. A. Junak 1997-3-7 SCl 739 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 426 Comment
  UCR190079  Boykinia rotundifolia R. G. Swinney 1998-8-5 6633 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  UCR150033  Brassica fruticulosa Scott D. White 2001-2-4 8155 Los Angeles San Gabriel Mtns, Cismontane foothills; Evey Canyon, a tributary to San Antonio Canyon just above San Antonio Flood Control Dam 854 Comment
  UC1922249  Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Northwest tip of the Verdugo Range, just east of Hansen Dam. West side of Wentworth Street, north of Stonehurst Ave. 305 Comment
  RSA592275  Brassica rapa var. rapa L. C. Wheeler 1967-5-9 9397 Los Angeles North fork, Dark Canyon, off Arroyo Seco at Angeles Crest Highway. 853 Comment
  LA31693  Brickellia californica Peter H. Raven; Henry J. Thompson 1959-10-31 14725 Los Angeles Santa Monica Mountains, Mandeville Canyon, 5.8(?) mi N of Sunset Blvd 365 Comment
  RSA188185  Brickellia californica R. F. Thorne 1965-6-22 34857 Los Angeles Santa Catalina Island: along road to Renton Mine. 122 Comment
  RSA535547  Brickellia californica Timothy S. Ross, Annette Ross 1991-9-7 5948 Los Angeles Near Mulholland Highway x Yerba Buena Road; Triufno Pass 556 Comment
  RSA535548  Brickellia californica Timothy S. Ross, Annette Ross 1991-9-7 5949 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 556 Comment
  CAS-BOT-BC106128  Brickellia nevinii Joseph Andorfer Ewan 1937-8-15 10958 Los Angeles Jct. West Fork with No. Fork San Gabriel River - San Gabriel Mts. 609 Comment
  SD72792  Brickellia nevinii F. R. Fosberg 1931-11-7 7193 Los Angeles Ridge Route near Tumble Inn, Western Sierra Madre Mountains 1100 Comment
  UCR201828  Brickellia nevinii Scott D. White, Justin M. Wood 2008-10-7 12556 Los Angeles San Gabriel Mountains, west fork of the San Gabriel River, between Bear Creek and Rincon Red Box Road 220 Comment
  SBBG108973  Brodiaea kinkiensis S. A. Junak 1997-4-8 SCl 792 Los Angeles just N of upper portion of Wall Rock Cyn 310 Comment
  POM294723  Bromus Lyman Benson 1946-5-13 12086 Los Angeles Midway between Pomona and Brea. Pacific Slope Drainage Area, Puente Hills. Alt. 900 feet. 274 Comment
  UCR213966  Bromus arenarius Dave Silverman, Cindy Hopkins 2007-4-24 6739 Los Angeles Tejon Ranch, 1.8 km ESE of National Cement plant, 1.0 km W of Oso Pump Plant-CA Aqueduct, and 290 m S of the county line 976 Comment
  RSA251488  Bromus arizonicus R. F. Thorne 1973-4-12 42940 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  UC589649  Bromus arizonicus Nell Murbarger 1936-3-1 56 Los Angeles San Clemente Island Comment
  UCR270099  Bromus berteroanus R. G. Swinney 2011-4-20 14438 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  RSA0103371  Bromus carinatus R. G. Swinney 2011-5-19 14760 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Milley's Apple Orchard'? 912 Comment
  RSA610975  Bromus carinatus var. carinatus L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  RSA0093470  Bromus carinatus var. marginatus Richard G. Swinney 2011-6-7 15065 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  POM363428  Bromus catharticus Anstruther Davidson 1917-04 3224 Los Angeles E. Los Angeles. Comment
  RSA599123  Bromus catharticus V. W. Steinmann 1996-5-6 855 Los Angeles Pomona. Comment
  RSA0057930  Bromus diandrus Richard G. Swinney 2010-3-18 11989 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
  UCD58516  Bromus diandrus Geoffrey Levin 1974-4-22 25 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River. San Gabriel Mts., Mt. San Antonio. 335 Comment
  UCD58531  Bromus diandrus M. Mead 1972-4-30 24 Los Angeles Collected 1 mile NE of McCurdy Nature Center. Eaton Canyon. Comment
  LA33363  Bromus diandrus Peter H. Raven; 1959-4-4 13965 Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. 30 Comment
  RSA660259  Bromus grandis Orlando Mistretta, Peter L. Morrell 1992-6-4 507 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA660798  Bromus grandis LeRoy Gross, Valerie Soza 2001-6-6 430 Los Angeles Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  RSA679943  Bromus grandis LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 945 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 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
  RSA777431  Bromus hordeaceus R. G. Swinney 2009-5-27 10858 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA92045  Bromus hordeaceus F. W. Peirson 1918-5-5 1555 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  RSA187999  Bromus pseudolaevipes R. F. Thorne 1965-6-23 34999 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  RSA0116843  Bromus rubens Richard G. Swinney 2010-5-25 12939 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA536057  Bromus rubens Timothy S. Ross 1991-5-21 5387 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  UCR258903  Bromus rubens R. G. Swinney 2010-4-30 12462 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  RSA0019987  Bromus tectorum Timothy S. Ross 1991-3-23 4256 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development 926 Comment
  UC851916  Calandrinia breweri Ira W. Clokey, B. Templeton Mar. 1929 4524 Los Angeles Mandeville canyon Santa Monica Mountains 350 Comment
  RSA0116265  Calandrinia ciliata A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31952 Los Angeles Tehachapi Mtns. Foothills: south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  RSA570049  Calandrinia ciliata Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4906 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity 492 Comment
  RSA592606  Calandrinia ciliata Mark L. Hoefs, Doug Propst 1973-3-14 102 Los Angeles Santa Catalina Island: upper Cape Canyon; east exp. 487 Comment
  CAS-BOT-BC438411  Calandrinia ciliata W. H. Brewer 1861-2-1 192 Los Angeles San Fernando Plain Comment
  RSA579160  Calandrinia ciliata Timothy S. Ross, Darin Banks 1994-4-12 7492 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 670 m SSE of where Drinkwater Canyon joins S. Fr. Canyon. 537 Comment
  RSA0038304  Calandrinia ciliata var. menziesii L. C. Wheeler 1932-3-20 510 Los Angeles Head Mandeville Canyon, Santa Monica Mts. 457 Comment
  SD90596  Calandrinia maritima Robert Thorne 1966-4-16 36043 Los Angeles San Clemente Island: Rock slope above pebbly beach, c. I(c) mile south-southeast of Eel Point, southwest side of island (mak 10/07) 2 Comment
  SBBG132073  Calandrinia menziesii S. A. Junak, B. Collins 1991-4-25 SCI 218 Los Angeles near site of Middle Ranch ruins, just N of rd of Middle Ranch Cyn Comment
  SEINET12188201  Callistemon rigidus Gray 1930-1 9039 Los Angeles Los Angeles Comment
  HSC79837  Calocedrus decurrens B. A. Prigge 1970-12-12 110 Los Angeles 32 mi. NEE of La Canada on Hwy. 2, Buckhorn Campground in San Gabriel Mtns. 1921 Comment
  UC1611539  Calocedrus decurrens Tim Ross and Walter Appleby 1993-5-14 Los Angeles 200 m ssw of May Canyon Saddle May Peak (330 m nw of May Peak); San Gabriel Mtns 975 Comment
  SEINET7063484  Calochortus 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
  LA22345  Calochortus catalinae Mary Reynolds; 1937-4-29 152 Los Angeles Highland Park Comment
  UCD139487  Calochortus catalinae Michael Alvord; Curtis Schway 1993-4-14 24 Los Angeles Santa Monica Mountains, Topanga State Park, upper parking lot, Musch Tral. 0.5 mile northeast side of trail. 600 Comment
  UCD139488  Calochortus catalinae J. Dilley 1995-5-7 44 Los Angeles Calabasas, Santa Monica Mountains, Stunt Road, 0.5 mile south of Mulholland Hwy. 300 Comment
  UCR12185  Calochortus catalinae Art Whistler 1966-5-17 s.n. Los Angeles San Fernando Valley, Canoga Park, near the junction of Valley Circle Drive and Roscoe Street, West of Cohasset Street Comment
  CAS-BOT-BC132336  Calochortus clavatus Tim Ross; Steve Boyd 1993-5-23 7249 a Los Angeles Lower, easterly ridge of Red Mtn, ca 700-840 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  RSA134724  Calochortus clavatus var. clavatus E. K. Balls, Percy C. Everett 1959-7-29 23863 Los Angeles Northeast of entrance to Stokes Canyon, Santa Monica Mountains. 244 Comment
  SBBG122015  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-5-28 748 Los Angeles Bee Cyn just N of Soledad Cyn Rd, 0.3 km NE of confluence of Bee Cyn and Santa Clara River; SE Liebre Mtns 570 Comment
  SD232564  Calochortus striatus A. C. Sanders, E. J. Lott 1993-5-6 13940 Los Angeles Mojave Desert; 12 miles N of Palmdale, Sierra Hwy at Ave. G to 1/10 mi. NW of intersection. 705 Comment
  UC1136684  Calyptridium monandrum Jerome S. Horton 1936-5-4 318 Los Angeles divide between North Fork and West Fork (San-Dimas Watershed, San Dimas Canyon, West Fork Road); San Dimas Experimental Forest, San Dimas Canyon, West Fork R 762 Comment
  UCR123930  Calyptridium monandrum Steven R. Hill, K. Kramer 2001-4-22 33388 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
  UCR150458  Calyptridium monandrum R. G. Swinney 1999-6-21 7369 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  UCR203195  Calyptridium monandrum R. G. Swinney 2005-5-21 8254 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR272520  Calyptridium monandrum R. G. Swinney 2011-7-7 15428 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  SEINET10870101  Calystegia macrostegia Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4806 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  RSA422200  Calystegia macrostegia subsp. arida Donald R. Bissing 1973-5-18 76 Los Angeles Evey Canyon, 0.5 mi from mouth of canyon 743 Comment
  RSA177802  Calystegia macrostegia subsp. intermedia R. F. Thorne, P. C. Everett, K. Thorne 1965-5-12 34598 Los Angeles Upper portion of Bulrush Canyon. Santa Catalina Island 427 Comment
  RSA394902  Calystegia macrostegia subsp. intermedia E. S. Spalding 1923-5-30 s.n. Los Angeles Sierra Madre Canyon Comment
  RSA71100  Calystegia macrostegia subsp. intermedia F. W. Peirson 892 Los Angeles Santa Monica Canyon, Santa Monica Mts. Comment
  SBBG126949  Calystegia peirsonii A. Parikh, N. Gale 2011-6-6 3420 Los Angeles 5 km W of St Hwy 14, 1.6 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1063 Comment
  RSA724923  Camissonia K. Dobry 1991-5-13 534 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA729513  Camissonia R. G. Swinney 1999-7-5 7543 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  UCR62144  Camissonia bistorta Steve Boyd, T. S. Ross 1988-4-28 2242 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA612104  Camissonia boothii subsp. desertorum Steve Boyd, Kent Hughes 1998-5-5 10185 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  RSA717220  Camissonia campestris Scott D. White, Pam DeVries 2006-5-9 11399 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA551278  Camissonia campestris subsp. campestris Unspecified s.n. Los Angeles Santa Monica Mountains Comment
  RSA186643  Camissonia cheiranthifolia subsp. cheiranthifolia Peter H. Raven 1962-5-14 17746 Los Angeles Grown at Claremont. Comment
  RSA125246  Camissonia claviformis subsp. claviformis P. A. Munz 1957-5-15 22579 Los Angeles 14 miles east of Lancaster, Mojave Desert. Comment
  UCR155114  Camissonia hirtella A. C. Sanders 2005-5-5 29911 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
  RSA646983  Camissonia hirtella LeRoy Gross, Michael Honer, Lel Lubinsky 2000-4-27 176 Los Angeles San Rafael Hills: Ridgetop near lookout Tower, East of the (2) Glendale Freeway. 549 Comment
  RSA449010  Camissonia ignota E. Crow 1928-2-29 278 Los Angeles Fields, Claremont, So. California. Comment
  RSA653130  Camissonia intermedia A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 29188 Los Angeles San Gabriel Mtns.: Soledad Pass area at N foot of mtns, ca. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation 1000 Comment
  RSA0004485  Camissonia intermedia Peter H. Raven 1962-5-1 17517 Los Angeles Mulholland Highway 2.6 miles east of Seminole Hot Springs, Santa Monica Mts. 549 Comment
  OBI28020  Camissonia kernensis subsp. gilmanii David J. Keil, Dirk Walters 1977-4-30 12297 Los Angeles Ridge Rte, 1 mi S of jctn with Los Angeles co Rd N-2 Comment
  UCR229500  Camissonia micrantha Jeremiah George 2011-7-19 s.n. Los Angeles South Coast, Palos Verdes Estates, east of end of Via Tejon at Malaga Dune 62 Comment
  RSA449023  Camissonia micrantha Unspecified s.n. Los Angeles [No location information on label.] Comment
  RSA727337  Camissonia pallida subsp. pallida R. G. Swinney 1998-5-16 6060 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  RSA454095  Camissonia strigulosa Fay A. MacFadden 1931-3-15 42 -E Los Angeles Tuna Canyon, Verdugo Hills. Comment
  LA46660  Camissoniopsis bistorta H. L. Wedberg; 1957-4-6 sn Los Angeles 0 Comment
  SFV2539  Camissoniopsis cheiranthifolia P. G. Kilburn 1958-3-1 626 Los Angeles Point Dume overlooking Pacific Ocean, 4 miles west of Malibu. 60 Comment
  LA105302  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Barry A. Prigge; David S. Verity 1988-10-6 8338 .2 Los Angeles 12 Comment
  UC306304  Camissoniopsis hirtella D. L. Crawford 1915-6-30 Los Angeles mts. above Claremont 2133 Comment
  OBI28050  Camissoniopsis ignota David J. Keil, Dirk Walters 1977-4-30 12301 Los Angeles Ridge Rte, ca 2 mi S of jctn With Los Angeles Co Rd N2 1280 Comment
  SFV2535  Camissoniopsis lewisii K. A. Wilson 1962-3-25 1253 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon west of Bee Canyon, north of River's End Ranch. 610 Comment
  RSA608610  Capsella bursa-pastoris L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 412 Comment
  UCR261542  Cardamine oligosperma R. G. Swinney 2010-2-27 11706 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA714513  Cardaria draba A. C. Sanders, Andy Thompson 2003-4-15 26019 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park. 316 Comment
  CAS-BOT-BC384773  Cardionema ramosissimum LeRoy Abrams 1902-6-11 2517 Los Angeles Playa del Rey Comment
  CAS-BOT-BC384774  Cardionema ramosissimum Frank W. Gould 1944-4-15 2284 Los Angeles Sepulveda Blvd. near West Railroad, Manhattan Beach vicinity Comment
  UC1042385  Carduus nutans Geo. W. Garrettson 1954-6-24 Los Angeles San Vincente Ranch Walnut Comment
  RSA772200  Carex R. G. Swinney 2009-5-27 10874 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
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Sep 12 2018
  UCR203248  Carex R. G. Swinney 2001-8-27 8117 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
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Sep 12 2018
  RSA0033681  Carex alma Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5436 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  RSA729520  Carex alma R. G. Swinney 1999-7-28 7600 Los Angeles East Fork San Gabriel River Canyon, lust south of confluence of Clark Gulch. Riparian zone with Alnus rhombifolia. 963 Comment
  UC822622  Carex alma Bryan 1929-7-4 Los Angeles Switzer's Camp Arroyo Secco 975 Comment
  UCR243028  Carex alma R. G. Swinney 2009-8-6 11527 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  UCSB520  Carex alma Beach, Kay 1943-4-27 Los Angeles Bottom of Monroe Canyon; 1/2 mi. above Flume X; San Dimas Exp. Forest Comment
  SEINET9356056  Carex athrostachya Unknown 1999-8-16 7664 Los Angeles San Gabriel Mountains (3) Comment
  SBBG119322  Carex densa V. Soza with S. Boyd 2002-4-10 1405 Los Angeles Haskell Cyn, Del Sur Ridge, Stables Fire 2001 area; T5N R15W S19, SW/4, SE/4 518 Comment
  RSA589146  Carex senta Orlando Mistretta 1994-5-13 1193 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon 1067 Comment
  RSA0045421  Carex senta Wendy Boes, Andrew Wheeler 2009-7-13 2009 -040 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  JEPS45921  Carex subfusca Frank W. Peirson 1922-7-5 4265 Los Angeles Big Pines San Gabriel Mts., Big Pines 2072 Comment
  RSA90856  Carex triquetra F. W. Peirson 1918-5-5 1634 Los Angeles Summit of Santa Sunann [Susana?] Grade between Los Angeles and Ventura Counties. 457 Comment
  SD124849  Carissa grandiflora A. C. Sanders 1986-7-30 6836 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airportand Pershing Dr., east of Vista Del Mar Blvd. 29 Comment
  SEINET9120516  Carpobrotus edulis J. Dice 1983-1 376 Los Angeles San Clemente Island. South edge of storage buildings at former air-field. 266 Comment
  POM4348  Castilleja affinis Manila Seaver s.n. Los Angeles San Jose Hills, Pomona. Comment
  RSA730600  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1969-7-9 38526 Los Angeles San Gabriel Mountains, Angeles National Forest: just S of Big Meadow, Big Pines 2088 Comment
  RSA748200  Castilleja applegatei subsp. martinii Scott D. White, Justin M. Wood 2009-5-6 12652 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA714913  Castilleja exserta A. C. Sanders, Mark A. Elvin 2003-4-14 25978 Los Angeles Santa Clara River watershed; Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  UCR17814  Castilleja exserta I. M. Johnston 1917-4-11 s.n. Los Angeles Coastal Plain, Gardena 16 Comment
  LA51882  Castilleja exserta subsp. exserta Elizabeth Levine; sn Los Angeles SANTA MONICA MOUNTAINS, Point Dume Comment
  JEPS88605  Castilleja exserta subsp. venusta L. R. Heckard 1985-5-4 6232 Los Angeles s of Rosamond Dry Lake (s side of Avenue E, 1 mi e of 10th Street East, ne of Lancaster); Mojave Desert 701 Comment
  LA51885  Castilleja exserta subsp. venusta A. M. Johnson; 1932-3-12 sn Los Angeles Faculty Hill, U.C.L:.A., Westwood Comment
  RSA650915  Castilleja foliolosa J. Doty 1969-5-16 669 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  UC1063022  Castilleja foliolosa Jerome S. Horton 1936-4-20 293 Los Angeles San Dimas Canyon Wash; Pomona Quad. 365 Comment
  UCR124762  Castilleja foliolosa B. C. Templeton, I. W. Clokey 1930-4-8 1060 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  SBBG109036  Castilleja grisea S. A. Junak 1996-5-30 SCl 556 Los Angeles ca. 0.3 mi ESE of Triangulation Pt "Red" 18 Comment
  UCR71521  Castilleja martinii L. R. Heckard 1971-5-25 2579 Los Angeles San Gabriel Mtns, San Dimas Canyon 579 Comment
  RSA0022262  Castilleja miniata Duncan S. Bell, Caitlin Elam 2013-8-1 5568 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  RSA188497  Castilleja miniata subsp. miniata Robert F. Thorne, John Olmsted 1965-8-26 35359 Los Angeles Angeles National Forest: along switchback below Guffy Camp on Blue Ridge 2470 Comment
  RSA0098777  Castilleja minor subsp. spiralis R. G. Swinney 2011-6-1 14950 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA607210  Castilleja minor subsp. spiralis Louis C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground vicinity. 1220 Comment
  RSA756737  Castilleja minor subsp. spiralis R. G. Swinney 2008-6-24 9095 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon. 244 Comment
  CAS-BOT-BC38144  Caulanthus amplexicaulis Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3827 Los Angeles San Gabriel Mountains. Ridgetop to the west of Crystal Lake (ridge descending SSW from Mount Islip). 2036 Comment
  JEPS42101  Ceanothus Miss C. M. Hoak 1924-2-2 Los Angeles near Los Angeles, Gibbs Estate (cultivated) Comment
  SBBG21947  Ceanothus arboreus R. F. Thorne with P. C. Everett 1964-2-6 33293 Los Angeles above Fourth of July Cove 30 Comment
  RSA77153  Ceanothus cordulatus F. W. Peirson 1921-6-17 2576 Los Angeles At west base of Mt. Williamson, on divide between Bear and Little Rock Creeks. 1982 Comment
  UCD111437  Ceanothus crassifolius Colin M. Wainwright 1971-3-26 131 Los Angeles Evey Canyon, off Mt. Baldy Road, 5 miles north of Claremont. 1036 Comment
  UCD111438  Ceanothus crassifolius Kenneth A. Wilson; D. E. Bianchi 1961-2-2 819 Los Angeles San Gabriel Mountains. Placerita Road. 2 miles east of Route 6. Comment
  UCR4117  Ceanothus crassifolius Ronald M. Cope 1965-3-27 s.n. Los Angeles San Gabriel Mtns., road from Devil's Canyon Wild Area to Azusa, 8-12 mi north of where the road crosses the west fork of the San Gabriel River 762 Comment
  UCR108360  Ceanothus cuneatus Scott D. White, Pam DeVries 1998-4-20 6313 Los Angeles Transverse Ranges/Liebre Mtns, Soledad Canyon area: proposed quarry area north of Soledad Canyon Rd., south of the I-14 Fwy, east of Bee Canyon and west of Agua Dulce Canyon 762 Comment
  SEINET6078636  Ceanothus cuneatus Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  RSA524622  Ceanothus greggii var. vestitus Tim S. Ross, S. D. Boyd 1990-5-17 2591 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  UC1070660  Ceanothus greggii var. vestitus H. A. Jensen 1933-5-24 309 Los Angeles Middle Fork of Alder Creek 1524 Comment
  RSA600046  Ceanothus integerrimus Steve Boyd, Lauren Raz 1997-5-20 9801 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  CAS-BOT-BC50528  Ceanothus leucodermis Le Roy Abrams 1901-4-6 1371 Los Angeles Big Tehunga Wash Comment
  LA42069  Ceanothus leucodermis J. Ewan; 1929-5-11 2097 Los Angeles San Gabriel Mountains, Haines Canyon, Mount. Lukens Trail 914 Comment
  RSA0091740  Ceanothus leucodermis R. G. Swinney 2011-5-12 14687 Los Angeles 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
  RSA399736B  Ceanothus leucodermis Louis Greata 1901-04 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  RSA77161  Ceanothus leucodermis F. W. Peirson 1921-5-20 8673 Los Angeles Between the forks, Little Rock Creek, San Gabriel Mts. 1067 Comment
  SEINET13387055 Image available Ceanothus leucodermis R. G. Swinney 2011-1 15228 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail (Crystal Lake 7.5' Q.) (T3N R9W) 1567 Comment
  UCR190107  Ceanothus leucodermis R. G. Swinney 1998-8-27 6792 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  UCR47371  Ceanothus megacarpus David Charlton 1987-1-31 630 Los Angeles Western Transverse Range; Santa Monica Mtns., Saddle Peak 610 Comment
  RSA158347  Ceanothus megacarpus var. insularis Peter H. Raven 1962-5-9 17704 Los Angeles Just N of Gray, San Clemente Island. 366 Comment
  RSA213371  Ceanothus megacarpus var. insularis Reid V. Moran 1941-3-5 697 Los Angeles Salta Verde, Santa Catalina Island. 350 Comment
  RSA253137  Ceanothus megacarpus var. insularis Gary D. Wallace, M. Haefs 1975-3-23 1408 Los Angeles Santa Catalina Island, along road from Avalon near head of Swain's Canyon 427 Comment
  CAS-BOT-BC51425  Ceanothus megacarpus var. megacarpus Ernest Braunton 1902-4-1 249 Los Angeles Griffith Park Comment
  LA30465  Ceanothus megacarpus var. megacarpus Jane Turner; T. Mosquin 1958-11-16 C- 58 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon State Park, 7.5 mi from intersection with Topanga Canyon Rd, Fernwood paradise rd. Comment
  UC1070899  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-1-24 237 Los Angeles Santa Susana Pass Santa Susana quad. 457 Comment
  UCR216873  Ceanothus sorediatus R. G. Swinney 2009-3-16 10117 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  CAS-BOT-BC63350  Ceanothus spinosus S. B. Parish; W. F. Parish 1882-1-1 909 Los Angeles unspecified. Comment
  RSA398946  Ceanothus spinosus Gale Sphon 1955-4-2 s.n. Los Angeles 3.1 mi. west of Beverly Glen on Mulholland Dr. Comment
  RSA77489  Ceanothus spinosus F. W. Peirson 1906-7-10 4445 Los Angeles Rustic Canyon, Santa Monica Mtns. Comment
  RSA482511  Centaurea melitensis Richard Noyes, L. Arnseth 1988-4-30 495 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA654594  Centaurea melitensis Scott Lowe 1991-5-20 41 Los Angeles San Gabriel River Channel, about 150 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  NY532370  Centaurea repens S. D. Boyd 1996-6-25 8866 Los Angeles Liebre Mountains, along the Ridge Route west of Castaic Canyon, 1.3 miles north of the junction with Templin Highway, just north of small development on private land. 853.4 Comment
  LA200177  Centaurea solstitialis Jonathan Sauer; A. Ahmedba 1974-9-12 5624 Los Angeles 15 Comment
  POM128274  Centaurium venustum T. W. Minthorn 1908-8-2 s.n. Los Angeles Griffith Park Comment
  SD197689  Centromadia parryi subsp. australis A. C. Sanders, T. B. Salvato 2009-5-21 36905 Los Angeles San Gabriel Valley: Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Highway 19 (Rosemead Boulevard) along road to shooting area, south of Highway 60 along SCE powerlines. 64 Comment
  LA211097  Centromadia pungens Arthur C. Gibson; Tony Valois 2011-7-7 5354 Los Angeles SANTA MONICA MOUNTAINS, trail near Seminole Hot Springs. Comment
  SDSU4937  Centrostegia thurberi D. F. Howe 1947-5-5 1537 Los Angeles Highway between Palmdale & Littlerock, Antelope Valley. Comment
  CAS-BOT-BC142150  Cercocarpus betuloides Peter H. Raven; Robert F. Thorne 1964-5-7 19000 Los Angeles Saddle Rock Ranch, near Seminole Hot Sprngs - Santa Monica Mountains Comment
  POM6869  Cercocarpus betuloides Philip A. Munz, L. T. Street, G. Williams 1919-4-5 2450 Los Angeles Puddingstone Canyon, San Dimas. Comment
  RSA453274  Cercocarpus betuloides Anstruther Davidson 1892-09 s.n. Los Angeles Glendale. Comment
  RSA650400  Cercocarpus betuloides A. E. Hersh 1950-7-15 s.n. Los Angeles Topango [Topanga] Canyon about 3 miles from west end. 152 Comment
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May 29 2014
  UCR223255  Cercocarpus betuloides R. G. Swinney 2009-5-20 10835 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  SD215643  Cercocarpus betuloides var. betuloides Steve Boyd, Lauren Raz 1997-3-25 9298 Los Angeles Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 kilometer northeast of Knapp Ranch 1096 Comment
  UC457207  Cercocarpus betuloides var. betuloides Carl Epling 1931-5-2 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  CAS-BOT-BC137237  Cercocarpus betuloides var. blancheae Peter H. Raven 1962-5-21 17800 Los Angeles Santa Catalina Island: Bullrush Canyon, about opposite ranch in Middle Canyon 213 Comment
  SBBG13804  Cercocarpus betuloides var. blancheae M. A. Piehl 1962-10-3 62516 Los Angeles head of Whites Cyn along main rd near ironwood enclosure Comment
  UC1127855  Cercocarpus betuloides var. blancheae A. E. Wieslander 1933-3-27 284 Los Angeles Head of Topanga Creek 518 Comment
  RSA449447  Cercocarpus ledifolius Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1250 Comment
  RSA449448  Cercocarpus ledifolius Anstruther Davidson 1918-8-1 3078 Los Angeles Camp Baldy. Comment
  RSA498795  Cercocarpus ledifolius Albert J. Perkins 1912-9-8 s.n. Los Angeles Mt San Antonio Trail. 2134 Comment
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Jun 5 2015
  UCR189404  Cercocarpus ledifolius R. G. Swinney 1998-7-2 6196 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR108667  Cestrum nocturnum L. C. Wheeler 1936-2-23 4079 Los Angeles San Gabriel: 217 S. Muscatel Avenue 107 Comment
  CAS-BOT-BC279443  Chaenactis Palmer Stockwell 1940-4-23 1502 -B Los Angeles 1 mile south of Gorman Comment
  CAS-BOT-BC279444  Chaenactis Palmer Stockwell 1940-4-23 1502 -A Los Angeles 1 mile south of Gorman Comment
  RSA739614  Chaenactis artemisiifolia John Dittes 2006-6-4 1394 Los Angeles Western Transverse Range, Simi Hills, N of Santa Susana Road, 2.4 air miles NW of Chatsworth High School, 1.1 air miles W of Topanga Blvd, 0.7 air mile ENE of Santa Susana Pass. 404 Comment
  RSA670350  Chaenactis fremontii B. C. Templeton 1931-5-17 1207 Los Angeles Between Palmdale and Lancaster. Mojave Desert. Comment
  UCR155358  Chaenactis glabriuscula A. C. Sanders 2005-5-5 29870 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UC718267  Chaenactis glabriuscula var. glabriuscula Carl B. Wolf 1935-5-23 Los Angeles 1/2 mi e of Gorman; Liebre Mts. 1158 Comment
  UCD130389  Chaenactis glabriuscula var. glabriuscula Wesley O. Griesel 1962-5-25 Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mountains. 914 Comment
  CAS-BOT-BC277361  Chaenactis glabriuscula var. glabriuscula Barbara T. Keller 1974-4-28 1207 Los Angeles 3/4 mile northwest of Cajon along Highway 138 944 Comment
  POM351806  Chaenactis santolinoides Anstruther Davidson 1893-6-12 s.n. Los Angeles Mt. Disappointment Comment
  RSA0073717  Chaenactis stevioides Orlando Mistrettta, Christine Mistretta 2005-4-21 2053 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UCR252876  Chaenactis stevioides R. G. Swinney 2010-5-11 12661 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
  RSA729868  Chaenactis xantiana R. G. Swinney 1999-6-5 7262 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
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Nov 27 2016
  SBBG67719  Chamaesyce albomarginata R. Hoffmann 1925-4-19 Los Angeles E side of Bouquet Cyn 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
  POM2847  Chamaesyce maculata George B. Grant 1904-9-2 427 Los Angeles Pasadena Comment
  RSA512066  Chamaesyce maculata L. C. Wheeler 1966-9-21 8895 Los Angeles N. fk San Gabriel River 1/4 mi. down hill from intersection of main road with road to upper Bichota Canyon 610 Comment
  RSA15633  Chamaesyce polycarpa var. polycarpa C. B. Wolf 1927-12-31 1466 Los Angeles Hills at West side of town of Eagle Rock. Comment
  RSA607510  Chamaesyce serpens L. C. Wheeler 1973-6-15 s.n. Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  SBBG130719  Chamaesyce serpyllifolia S. A. Junak 2000-7-1 SCa 1365 Los Angeles LA County Interpretive Center, Avalon 73 Comment
  UCR99444  Chasmanthe floribunda L. C. Wheeler 1968-3-28 s.n. Los Angeles San Gabriel Mtns. Foothills, vicinity of stables, Brown School for Girls 335 Comment
  RSA685795  Cheilanthes newberryi M. B. Dunkle 1939-4-3 7230 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SBBG95451  Chenopodium berlandieri M. B. Dunkle 1928-10-19 2005 Los Angeles Middle Ranch Cyn Comment
  UCR177303  Chenopodium berlandieri LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1041 Los Angeles Transverse Ranges; Verdugo Mountains region, South side of mountains, Brand Canyon, at check dam ( man-made waterfall), where the canyon forks 393 Comment
  UCR259158  Chenopodium berlandieri R. G. Swinney 2010-8-30 13609 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  RSA596500  Chenopodium botrys L. C. Wheeler 1966-11-26 9158 Los Angeles San Gabriel Mountains. West side Monrovia Peak. Spring Camp. 1371 Comment
  RSA478476  Chenopodium californicum H. L. Bauer 1931-3-1 s.n. Los Angeles Tunas Canyon near Topanga Canyon. Comment
  RSA591916  Chenopodium californicum L. C. Wheeler 1967-5-2 9257 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA0115076  Chenopodium macrospermum Steven A. Junak 2000-10-12 SCa- 1411 Los Angeles Santa Catalina Island. On N side of Thompson Reservoir. 195 Comment
  RSA478530  Chenopodium multifidum Freda Detmers 1929-10-2 s.n. Los Angeles Los Angeles: Riverdale along curb at 34th and McClintock. Comment
  SFV7497  Chenopodium murale W. C. Willig 1974-5-3 44 Los Angeles Santa Monica Mountains Agoura. 50 yards north of Lobo Vista Road, 0.75 miles west of Triunfo Canyon Road, Lobo Canyon. 245 Comment
  RSA64805  Chenopodium pumilio L. C. Wheeler 1932-7-2 894 Los Angeles San Dimas Canyon. 457 Comment
  RSA683889  Chenopodium rubrum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25522 Los Angeles Santa Clara River Valley; Newhall Ranch, large natural spring at north foot of Airport Mesa, 0,75 mi. SW of Castaic Junction. 305 Comment
  CAS-BOT-BC184912  Chloris gayana J. C. Roos; A. R. Roos 1950-9-16 4987 Los Angeles Los Angeles. Santa Monica Boulevard at Midvale Avenue. 60 Comment
  SD112758  Chlorogalum pomeridianum Darley F. Howe 1952-7-13 2249 Los Angeles West slope of Lookout Mountain, in Santa Monica Mountains. Comment
  CAS-BOT-BC252763  Chorizanthe parryi var. fernandina Vipul Joshi; Mark Elvin; Tricia Wotipka 2003-6-11 2940 Los Angeles Newhall Ranch, ridge ca 900 m SW of Airport Mesa, Val Verde 7.5' Q., N end of Santa Susana Mtns. 365 Comment
  CAS-BOT-BC252764  Chorizanthe parryi var. fernandina H. E. Hasse 1893-6-30 69 Los Angeles Newhall Comment
  CAS-BOT-BC244721  Chorizanthe staticoides A. C. Sanders; Mark Elvin; et al. 2003-4-16 26045 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtsn. theme park 396 Comment
  CAS-BOT-BC244807  Chorizanthe staticoides R. C. Foster 1937-6-3 336 Los Angeles Mills Ave., Claremont Comment
  CAS-BOT-BC244810  Chorizanthe staticoides Marcus E. A M Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  POM2205  Chorizanthe staticoides Unspecified 1909-06 39 Los Angeles Claremont. Comment
  POM78976  Chorizanthe staticoides I. M. Johnston 1925-7-8 s.n. Los Angeles Cow Canyon-San Antonio Canyon Divide 1433 Comment
  RSA562540  Chorizanthe staticoides Steve Boyd, Orlando Mistretta 1993-5-11 8121 Los Angeles North of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon. 488 Comment
  RSA674851  Chorizanthe staticoides Scott D. White, Kent Hughes 2000-5-17 7874 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA678253  Chorizanthe staticoides Valerie L. Soza, S. D. Boyd 2002-4-10 1396 Los Angeles Del Sur Ridge, east side of Haskell Canyon, along fire road 6N18 just below peak '2508'. Stables Fire 2001 area. 686 Comment
  UCD100017  Chorizanthe staticoides M. Vincent 1963-4-25 326 Los Angeles Santa Monica Mts., back of Tapia park, off Las Virgenes Rd., 2 mi. south of Mulholland Hwy. Comment
  UCD100018  Chorizanthe staticoides Kenneth A. Wilson 1961-4-20 1144 Los Angeles Soledad Canyon, at base of Bee Canyon. Comment
  RSA586485B  Chorizanthe watsonii Orlando Mistretta, Mark A. Elvin 1995-6-20 1813 Los Angeles Bare Mountain Canyon. 1738 Comment
  UC1870209  Chorizanthe watsonii LeRoy Gross 2005-5-3 2255 Los Angeles Transverse Ranges; San Gabriel Mountains region; West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Comment
  UCR21102  Chorizanthe watsonii A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 868 Los Angeles Western Mojave Desert, along the highway west of Palmdale at the extreme E end of Leona Valley 915 Comment
  UCSB42674  Chorizanthe xanti Rajala, Mary Ann 1980-5-25 Los Angeles Hungry Valley Road 3.3 mi west of Hwy 5 981 Comment
  RSA716901  Chorizanthe xanti var. xanti LeRoy Gross 2006-5-30 s.n. 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. 1128 Comment
  RSA659856  Chrysanthemum coronarium Chris White 1991-5-20 20 Los Angeles Point Fermin Comment
  RSA622838  Chrysanthemum parthenium L. C. Wheeler 1975-6-17 s.n. Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary.. . Comment
  CAS-BOT-BC36278  Chrysolepis sempervirens Gordon Sun 1914-8-1 s.n. Los Angeles Near the summit of San Antonio Mt. Comment
  RSA0115960  Chrysolepis sempervirens R. G. Swinney 2010-9-21 13850 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  RSA729854  Chrysolepis sempervirens R. G. Swinney 1998-8-27 6825 Los Angeles West Baldy Peak. 3018 Comment
  RSA600677  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Sycamore Flat Campground; Big Rock Creek 1310 Comment
  RSA600678  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Sycamore Flat Campground; Big Rock Creek 1310 Comment
  RSA0011759  Cicer arietinum Tom Burch 1943-07 s.n Los Angeles Palos Verdes Hills Comment
  SBBG65901  Cirsium occidentale var. californicum R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA0070681  Cirsium occidentale var. californicum R. F. Thorne, M. Z. Thorne 1967-6-25 37111 Los Angeles San Gabriel Mountains. Upper Evey Canyon. 823 Comment
  UC127563  Cirsium occidentale var. venustum H. M. Hall 7398 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC286519  Cirsium undulatum Herman Knoche 1919-6-30 Series A, No. 965 Los Angeles Avalon, Catalina Island Comment
  RSA160889  Cirsium vulgare Peter H. Raven 1961-10-1 16783 Los Angeles San Gabriel Mountains: upper Evey Canyon 854 Comment
  RSA643264  Cirsium vulgare R. D. Goeden, D. W. Ricker 1972-5-19 s.n. Los Angeles San Jose Hills: Bonelli Regional Park, S of Puddingstone Reservoir, along Via Verde 1/2 mile east of 210 Freeway, between Pomona and San Dimas 305 Comment
  RSA643964  Cistanthe monosperma V. W. Steinmann 1996-5-17 916 Los Angeles San Gabriel Mountains, ca. 1 km (by air) southwest of Mt. San Antonio, along Baldy Trail. 2850 Comment
Read comments
Nov 8 2010
  RSA0116828  Cistus incanus R. G. Swinney 2010-8-11 13488 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  CAS-BOT-BC172434  Clarkia bottae Raymond J. Dobbs 1927-5-26 s.n. Los Angeles Loner Arroyo Comment
  OBI71768  Clarkia bottae Suzan Barth, Steven Korenstein 1994-5-18 18 Los Angeles towsley Cyn Ed Davis Park 200 m from trl head beginning at upper parking lot 340 Comment
  SBBG31137  Clarkia epilobioides R. F. Thorne with M. Z. Thorne 1966-5-31 36436 Los Angeles Fern Cyn, W of Orizaba Mtn 228 Comment
  RSA0060020  Clarkia epilobioides Robert F. Thorne, Percy C. Everett 1965-5-12 34627 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  HSC16266  Clarkia purpurea C. S. Apperson 1967-6-11 Los Angeles 3 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  CAS-BOT-BC163722  Clarkia purpurea subsp. quadrivulnera Ernest Braunton 1902-4-29 s.n. Los Angeles N. Pomona Comment
  UCR260402  Clarkia purpurea subsp. quadrivulnera R. G. Swinney 2010-6-21 13272 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  UCR256567  Clarkia rhomboidea Anuja Parikh, Nathan Gale 2011-6-27 3507 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, just east of Shortcut Station, 0.6 km north of State Hwy 2, Angeles Crest Hwy 1283 Comment
  CAS-BOT-BC165499  Clarkia unguiculata Timothy S. Ross; J. Mark Porter 1995-5-4 8500 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road 609 Comment
  UCR177624  Clarkia unguiculata LeRoy Gross, Valerie Soza 2001-6-6 436 Los Angeles Los Angeles Basin region:, Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road 488 Comment
  UCSB30566  Clarkia unguiculata Patterson, R. 1976-5-21 Los Angeles End of San Martinez Canyon Road, near the Los Angeles/Ventura county line 1500 Comment
  UCSB30839  Clarkia unguiculata Coz, Susan 1977-6-4 Los Angeles 5 miles north on Malibu Canyon Road from HWY 1 on east side of road, across from Tapia Park 182 Comment
  UCSB51886  Clarkia unguiculata Love, Milton 1967-5-12 Los Angeles South side of Cold Canyon Road, 1.2 miles east of its junction with Puma Road, Santa Monica Mountains 304 Comment
  UCR189418  Claytonia parviflora R. G. Swinney 1998-5-30 6156 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  CHSC95540  Claytonia parviflora subsp. parviflora LeRoy Gross 2005-4-28 2124 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  UCR178382  Claytonia parviflora subsp. parviflora LeRoy Gross 2003-3-7 754 Los Angeles Transverse Ranges: Verdugo Mountains Region, Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland 427 Comment
  RSA482006  Claytonia perfoliata subsp. mexicana Richard Noyes 1988-5-12 567 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  RSA678773  Claytonia perfoliata subsp. mexicana V. Soza, LeRoy Gross 2002-5-8 1452 Los Angeles Southwest side of Deer summit ('3599'), ridge between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 1052 Comment
  RSA708802  Claytonia perfoliata subsp. perfoliata Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1152 Los Angeles Ridgetop above McDonald Creek. 412 Comment
  CHSC98602  Clematis lasiantha LeRoy Gross; Michael Honer, Leland Lubinsky 2000-4-27 198 Los Angeles San Rafael Hills: South of Descanso Garden and north of the main ridge. Area that didn't burn; northwest facing slope. 487 Comment
  RSA585150  Clematis lasiantha Tim S. Ross, S. D. Boyd 1990-5-31 2735 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon 1220 Comment
  RSA0016988  Clematis lasiantha Marion P. Harthill 1972-4-8 s.n. Los Angeles Azusa Canyon. 1067 Comment
  CAS-BOT-BC423198  Cleomella parviflora L. R. Abrams 1927-4-30 11750 Los Angeles West of Lancaster Comment
  RSA555354  Collinsia bartsiifolia var. davidsonii D. Charlton 1991-5-21 5223 Los Angeles Ritter Ridge, city park site, south of 30 St west terminus. Narrow north facing canyon. 1037 Comment
  RSA717213  Collinsia bartsiifolia var. davidsonii Scott D. White, Pam De Vries 2006-5-10 11432 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SBBG44398  Collinsia bartsiifolia var. davidsonii R. Hoffmann 1931-5-15 Los Angeles Lancaster Comment
  RSA586532  Collinsia heterophylla Tim S. Ross 1992-5-24 6404 Los Angeles San Gabriel Mountains: Lower Brown's Gulch: just W of the San Gabriel Dam 463 Comment
  RSA152477  Collinsia heterophylla R. C. Bacigalupi, G. Thomas Robbins, L. R. Heckard 1953-6-15 4198 Los Angeles Along and just below Mendenhall Ridge, leading to Mt. Gleason, Angeles National Forest. 1128 Comment
  UCR110587  Collinsia parryi L. C. Wheeler 1963-5-5 8248 Los Angeles San Gabriel Mtns, Bear Creek, off West Fork San Gabriel River 549 Comment
  RSA71951  Collomia grandiflora F. W. Peirson 1923-6-9 3548 Los Angeles Pine Canyon, Elizabeth Lake 1159 Comment
  JEPS2534 Image available Comarostaphylis diversifolia subsp. planifolia W. L. Jepson 1908-7-13 3064 Los Angeles Swain Canyon Santa Catalina Island; Swain Canyon, Santa Catalina Island Comment
  RSA188333  Comarostaphylis diversifolia subsp. planifolia R. F. Thorne, M. Z. Thorne 1966-5-31 36419 Los Angeles Santa Catalina Island, ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 488 Comment
  RSA725616  Comarostaphylis diversifolia subsp. planifolia Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 409 Los Angeles Santa Catalina Island. Boushay Canyon below Silver Peak Road. 356 Comment
  UCR219295  Commelina benghalensis Lorraine Weller 2010-8-20 082010- 14 Los Angeles Los Angeles, Koreatown area, Rosewood Community Gardens, 4160 1/2 Rosewood Ave. 84 Comment
  UC1605247  Conium maculatum Tim Ross 1992-6-15 6559 Los Angeles Whittier Hills (local name for w extremity of Puente Hills), upper end of Turnbull Canyon Turnbull Canyon; Whittier Hills, Turnbull Canyon 298 Comment
  SBBG93454  Constancea nevinii J. C. Nevin -- Los Angeles San Clemente Island Comment
  RSA604493  Conyza canadensis L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. Comment
  RSA739771  Conyza floribunda John Dittes, Eva M. Dittes, R. A. Dittes, Rosano Arviso 2006-11-4 1429 Los Angeles San Fernando Land Grant, S Coast Subregion, San Fernando Valley, N Hollywood, 7650 Hinds Ave, 1/4 mile NW of intersection of Lankershim Blvd, and Saticoy St. 238 Comment
  UCR231074  Cordylanthus rigidus Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range, Bouquet Canyon, south of David Way intersection with Bouquet Canyon Rd. 425 Comment
  CAS-BOT-BC287863  Coreopsis californica Ira L. Wiggins 1966-4-17 20602 Los Angeles Across valley to E of Alpine Butte WIldflower Sanctuary, N of Pearblossom, Mojave Desert Comment
  CAS-BOT-BC287864  Coreopsis californica Geo. B. Grant 1901-3-1 1486 Los Angeles Unspecified Comment
  SEINET11837038  Coreopsis californica J. F. Bright 1934-1 9247 Los Angeles Santa Monica Coast Range Comment
  SEINET3132722  Coreopsis californica J. L. Strother 1968-4-18 614 Los Angeles Rt. 138 betw. Desert Sprgs. & rd. connecting to Victorville Comment
  LA99534  Coreopsis gigantea E. B. Smith; 1979-1 sn Los Angeles Comment
  POM155791  Coreopsis gigantea M. B. Dunkle 1928-4-11 1857 Los Angeles Bird Rock, Santa Catalina Island. 5 Comment
  CATA3254  Corethrogyne filaginifolia Julie L. King 2017-2-20 52 Los Angeles Santa Catalina Island: Southeast of USC Wrigley; about 0.4 miles directly east of Million Gallon Tank 182 Comment
  RSA702445  Corethrogyne filaginifolia Scott D. White 2004-7-27 10631 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  POM356133  Corethrogyne filaginifolia var. filaginifolia Fordyce Grinnell Jr. 1915-9-6 s.n. Los Angeles Low hills, near Pasadena Comment
  SD85118  Corethrogyne filaginifolia var. filaginifolia E. R. Blakley 1962-10-3 5373 Los Angeles Santa Catalina Island; banks around Wrigley Reservoir at the summit of the island road. 424 Comment
  UCR256967  Coronopus didymus Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area 21 Comment
  UCR99458  Cortaderia selloana L. C. Wheeler 1972-12-21 12793 Los Angeles San Gabriel Mtns., Millard Canyon, c. 200 yards upstream from Southern California Edison Co. high tension line Comment
  CDA21782  Cotula australis L. C. Wheeler 1973-5-12 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Gould Mesa Picnic Ground. Comment
  IRVC28703  Cotula coronopifolia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25488 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  RSA592482  Crassula connata var. erectoides Mark Hoefs, D. Propst 1973-3-14 94 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  UC1594381  Crassula connata var. eremica Tim Ross and Amy Kendall 1992-4-15 6195 Los Angeles 1328' knoll w. Stone filed station (central upland portion of isl., 236 degrees SW of 'Ledge', ca. 170 meters distant from summit of 'Ledge'); San Clemente Isl. 393 Comment
  RSA565747  Crassula tetragona Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles Arroyo seco Canyon; between Gould Mesa Picnic area and Nino Picnic Area. Comment
  RSA397736  Crossosoma californicum E. T. Terry 1917-03 s.n. Los Angeles Catalina Island Comment
  RSA703833  Croton californicus A. C. Sanders, Mark Elvin 2002-6-25 25277 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 274 Comment
  RSA303600  Croton californicus J. R. Shevock 1970-12-31 582 Los Angeles E. of Lupe Canyon 572 Comment
  RSA486471  Croton setiger Richard Noyes 1988-8-30 595 Los Angeles Claremont; Mt. Baldy Road, 50 meters east of Padua Avenue 560 Comment
  UCD59834  Crypsis schoenoides Mike Grayum; Daryl Koutnik and Bill Balch 1977-11-20 855 Los Angeles San Fernando Valley, Big Tujunga Wash, behind Hansen Dam. 304 Comment
  CAS-BOT-BC190134  Crypsis vaginiflora E. R. Blakley 1962-10-3 5377 Los Angeles Santa Catalina Island. Banks around Wrigley Reservoir, summit of island road. 426 Comment
  CATA1326  Crypsis vaginiflora Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2427 Los Angeles Santa Catalina Island: Upper Buffalo Springs Reservoir 432 Comment
  RSA585934  Cryptantha circumscissa T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2943 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA587342  Cryptantha circumscissa Orlando Mistretta 1992-5-4 220 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  SEINET3152233  Cryptantha flaccida G. B. Grant 1904-6-16 239 Los Angeles Pasadena Comment
  RSA159357  Cryptantha intermedia P. H. Raven 1962-4-12 19316 Los Angeles San Clemente Island. Near foot of canyon south of canyon below the Tomb, west side of island 107 Comment
  RSA187757  Cryptantha intermedia R. F. Thorne 1966-4-7 35948 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  RSA187758  Cryptantha intermedia R. F. Thorne 1966-4-7 35974 Los Angeles Santa Catalina Island, above Emerald Cove. 61 Comment
  POM316870  Cryptantha intermedia var. intermedia L. R. Abrams 1901-04 1203 Los Angeles Ballona Harbor Comment
  RSA0016889  Cryptantha intermedia var. johnstonii O. W. Robinson 1916-3-21 s.n. Los Angeles Wash near Greek Theater, Claremont. Comment
  RSA0075638  Cryptantha intermedia var. johnstonii Tim Ross 1991-4-21 4535 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, dry ridgetop on N side, 1000ft. NW of the old water tank. 280 Comment
  RSA0116516  Cryptantha juniperensis Timothy S Ross, Steve Boyd 1994-5-25 7950 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit. 1061 Comment
  UCR264738  Cryptantha micrantha var. micrantha Steve Boyd, Gary D. Wallace 2011-4-14 12315 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UCR216363  Cryptantha microstachys Dan S. Cooper 2010-5-13 510- 58 B Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cahuenga Peak, Griffith Park 549 Comment
  RSA584294  Cryptantha microstachys T. S. Ross, Orlando Mistretta 1993-5-27 7339 Los Angeles Wilson Canyon, along the riparian strip. 588 Comment
  RSA0069770  Cryptantha muricata LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6988 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA702371  Cryptantha muricata Scott D. White, Pam De Vries 2004-5-18 10419 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SEINET4044559  Cryptantha muricata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  RSA0079316  Cryptantha muricata var. jonesii Valerie L. Soza, LeRoy Gross 2000-6-15 1021 Los Angeles South-facing slope of southeastern extension of Lookout Mountain, below firebreak, ca. 0.25 mile SE of summit. 1859 Comment
  UCR265959  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2005-4-21 2072 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  RSA0079572  Cryptantha muricata var. muricata L. C. Wheeler 1968-4-26 s.n. Los Angeles Head of Bad Canyon at Santa Clara Divide Road. 1303 Comment
  RSA0079582  Cryptantha muricata var. muricata Orlando Mistretta 1992-5-8 301 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  RSA0070285  Cryptantha nevadensis var. rigida LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6998 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  UCR191732  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-23 35084 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR280878  Cryptantha nevadensis var. rigida R. G. Swinney 2014-5-7 16401 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  UC573070  Cryptantha pterocarya H. L. Mason 1932-4-1 6866 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  UCR280877  Cryptantha pterocarya R. G. Swinney 2014-5-7 16402 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  UC28905  Cucurbita foetidissima Setchell Dec. 1896 Los Angeles Los Angeles Comment
  UCR149955  Cupressus arizonica subsp. arizonica Scott D. White 2004-5-10 10358 Los Angeles Liebre Mtns, N slope below Bald Mountain 1280 Comment
  UCR200690  Cupressus guadalupensis var. forbesii Steve Boyd 2004-4-15 10899 Los Angeles Transverse Ranges; Liebre Mountains region, Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14 Comment
  UC212183  Cuscuta californica I. M. Johnston 1917-8-22 1686 Los Angeles Pine Mt. San Antonio Mountains 2438 Comment
  UC1595452  Cuscuta ceanothi Tim Ross 1992-7-10 6647 Los Angeles between Coldwater Canyon and Wickiup Canyon (s side of Big Tujunga Creek); San Gabriel Mountains, Big Tujunga Creek 969 Comment
  UC124434  Cuscuta occidentalis T. S. Brandegee 1890-5-13 Los Angeles Santa Catalina Island Comment
  LA210109  Cuscuta subinclusa Louis C. Wheeler; 1932-8-28 1297 Los Angeles San Jose Hills, Puddingstone Dam 274 Comment
  SBBG30058  Cuscuta subinclusa I. W. Clokey, B. Templeton -Jul-1920 4590 Los Angeles Mandeville Cyn 200 Comment
  UC144398  Cuscuta subinclusa C. F. Baker 1903-10-20 3954 Los Angeles Claremont San Antonio Canyon Comment
  LA210110  Cuscuta subinclusa Louis C. Wheeler; 1933-12-21 2333 Los Angeles San Gabriel Mountains, W side mouth Big Santa Anita Canyon 335 Comment
  RSA409720  Cuscuta subinclusa Ora M. Clark 1984-12-23 1384 Los Angeles Hills N. San Pedro Comment
  CAS-BOT-BC190268  Cynodon dactylon Geo. B. Grant 1904-5-10 s.n. Los Angeles Pasadena. Comment
  CATA630  Cynodon dactylon Mark L. Hoefs 1991-4-8 1085 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  CDA1939  Cynodon dactylon R. E. Riefner Jr. 2003-9-13 03 -343 Los Angeles City of Long Beach, vicinity of Veterans Stadium, Lew Davis Street near intersection with Clark Ave. Comment
  RSA608304  Cyperus difformis L. C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 - 3/4 mile W of Bear Creek. 518 Comment
  RSA0034282  Cyperus eragrostis Benjamin E Carter 2012-8-23 6985 Los Angeles Channel Islands: Santa Catalina Island. Middle Ranch Canyon, at Pump Station 2. 310 Comment
  RSA773850  Cyperus eragrostis R. G. Swinney 2009-8-19 11455 Los Angeles confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  RSA138268  Cyperus eragrostis E. K. Balls 1960-6-9 24160 Los Angeles Grown in Botanic Garden, Claremont. 412 Comment
  UC302101  Cyperus eragrostis unknown Aug 1921 3454 Los Angeles roadside near Bandini Comment
  RSA587994  Cystopteris fragilis Orlando Mistretta, Timothy S. Ross 1994-6-1 1301 Los Angeles San Gabriel Mountains: Santiago Canyon. 1610 Comment
  UCD170926  Cytisus striatus R. E. Riefner Jr. 2006-6-12 06 -239 Los Angeles Transverse Range, East of Sunland, Verdugo Mountains, north side of 210 Freeway c. 0.6 mi west of La Tuna Canyon Rd. intersection. 475 Comment
  RSA235192  Datura wrightii David Wheat, Christopher Davidson 1972-5-22 710 Los Angeles Growing in large vacant lot E. of Mills Ave. about one-quarter mile S of Baseline Rd., Claremont. 381 Comment
  RSA654342  Daucus pusillus Valerie L. Soza, Laura Moore 2000-5-30 969 Los Angeles Liebre Mountains: San Francisquito Canyon, at Los Angeles Dept of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, W of San Francisquito Canyon Road. 487 Comment
  CAS-BOT-BC130943  Deinandra clementina L. R. Abrams; I. L. Wiggins 1931-7-3 302 Los Angeles Santa Barbara Island Comment
  SBBG32079  Deinandra clementina R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -236 Los Angeles S side of Little Harbor Comment
  SD107920  Deinandra clementina Larry DeBuhr 1977-4-16 2563 Los Angeles Santa Catalina Island; coastal bluffs around Little and Shark Harbours. Comment
  UC1375366  Deinandra clementina C. Davidson 1971-5-7 1522 Los Angeles Catalina Is. Isthmus Cataline Harbor Catalina Is. Isthmus Comment
  RSA719493  Deinandra fasciculata Gary Kovnat, LeRoy Gross 2003-6-28 43 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  RSA394502  Delphinium cardinale Fordyce Grinnell Jr. 1910-06 1788 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  SEINET12092462  Delphinium decorum I. W. Clokey, Anderson, E. G. 1935-1 6621 Los Angeles San Dimas Canyon Comment
  SD254691  Delphinium glaucum R. G. Swinney 2011-7-29 15561 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt Hawkins (Crystal Lake 7.5'Q) 2454 Comment
  SD181368  Delphinium parishii subsp. parishii Louis Wheeler 1968-6-1 Los Angeles San Gabriel Mtns.: Campground vicinity, Devil's Canyon 1219 Comment
  RSA590660  Delphinium parishii subsp. parishii Tim S. Ross, S. D. Boyd 1990-5-31 2738 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  SEINET1909553  Delphinium parryi A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 26151 Los Angeles Western San Gabriel Mtns: Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. 488 Comment
  UCSB1998  Delphinium parryi subsp. maritimum Wedberg, H. 1958-5-10 Los Angeles 0.4 mi. s-w. of Mulholland Hwy on Latigo Can. Road; Santa Monica Mtns Comment
  LA200788  Delphinium parryi subsp. parryi Jonathan Sauer; D. Birindelli, et. al. 1969-6-4 4566 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  CAS-BOT-BC121532  Delphinium patens subsp. hepaticoideum L. Street 1918-5-19 s.n. Los Angeles Mount Wilson trail Comment
  UCD96561  Delphinium patens subsp. hepaticoideum James Dilley; Jaime Kneitel 1997-2-23 s.n. Los Angeles San Gabriel Mts., Angeles National Forest, Trail Canyon, off of Big Tujunga Cyn Rd. About 1 mile up the trail. Comment
  UC855067  Dendromecon harfordii Ezra C. Knopf 183 Los Angeles Santa Catalina Island Comment
  LA45858  Dendromecon rigida W. R. Ernst; May 1948 sn Los Angeles Big Santa Anita Canyon Comment
  RSA0080775  Dendromecon rigida R. G. Swinney 2010-4-13 12188 Los Angeles 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom. 610 Comment
  UC54696  Dendromecon rigida L. A. Greata May, 1903 314 -316 Los Angeles Arroyo Seco Comment
  SEINET4689903  Dendromecon rigida Leila M. Shultz 1980-4-28 4036 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
  RSA13813  Deschampsia danthonioides Victor Duran 1933-7-9 3507 Los Angeles Horse Flats, San Gabriel Mountains. 1677 Comment
  UCR186665  Descurainia pinnata A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32065 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  UCR259600  Descurainia pinnata R. G. Swinney 2010-5-11 12622 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
  UCR127017  Descurainia sophia Mark A. Elvin, Cathleen Weigand 2003-4-7 2442 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  RSA433530  Dicentra chrysantha Gale Sphon 1959-5-9 334 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  UC575009  Dichelostemma capitatum E. Lloyd 1933-3-2 Los Angeles Temescal Canyon Santa Monica Mts. Comment
  CAS-BOT-BC499444  Dichelostemma capitatum R. M. Beauchamp 1967-1-28 144 Los Angeles Growing on slope west of the main road below Stone., San Clemente Island, Comment
  RSA583042  Dichondra occidentalis T. S. Ross 1993-4-22 6887 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft. ); 1400m ESE of Cactus Peak Summit. 393 Comment
  POM365106  Digitaria ciliaris Bonnie C. Templeton 1962-7-30 9381 Los Angeles Los Angeles. Comment
  RSA608753  Diospyros kaki L. C. Wheeler 1963-10-4 8402 Los Angeles Los Angeles: Clark Estate, 710 W. Adams Blvd. Comment
  SEINET13693709  Diplacus aurantiacus G. B. Grant 1904-4-20 285 Los Angeles Santa Catalina Island. Comment
  SBBG32098  Diplacus puniceus R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -196 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  SBBG95209  Distichlis spicata M. B. Dunkle 1928-4-29 1907 Los Angeles near beach, Little Harbor Comment
  SEINET11676808  Distichlis spicata Unknown 1949-1 s.n. Los Angeles Rancho la Brea, Hancock Park, Los Angeles Comment
  RSA706912  Dodecatheon clevelandii Gary D. Wallace 1985-3-3 2188 Los Angeles Near Ventura-Los Angeles county line, 1/4 mi. E of junction of Pacific View Dr. and Deer Creek Rd. 463 Comment
  UCR272854  Dodecatheon redolens R. G. Swinney 2011-7-29 15565 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  NY324342  Dondia taxifolia L. Abrams 1902-6-9 2490 Los Angeles Playa del Rey Comment
  RSA66555  Draba corrugata var. corrugata F. W. Peirson 1920-9-12 4184 Los Angeles Summit of Baldy (Mt. San Antonio) 3049 Comment
  RSA640505  Draba corrugata var. corrugata L. C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: North slope of Middle (Mt. ?) Hawkins. Comment
  RSA611643  Draba cuneifolia Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10123 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail., Near 34 deg 44' 35.8''N 118 deg 38' 26.0'' W. 1121 Comment
  CAS-BOT-BC435200  Drosanthemum floribundum G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  UC212523  Drymocallis glandulosa var. viscida I. M. Johnston 1917-7-1 1753 Los Angeles Brown's Flats San Antonio Mts. 1371 Comment
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May 15 2007
  POM820  Dryopteris arguta P. A. Munz 1918-3-28 2000 Los Angeles Canyon near Palmer's Canyon. Comment
  RSA246559  Dryopteris arguta F. R. Fosberg 1931-4-13 R 88 Los Angeles Santa Catalina Island. Pebble Beach Canyon. 50 Comment
  RSA650215  Dryopteris arguta G. S. Eleiott 1949-5-4 s.n. Los Angeles San Dimas Canyon. 457 Comment
  RSA653531  Dryopteris arguta LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 296 Los Angeles Verdugo Mountains: Hostetter Mountainway. 640 Comment
  SD112361  Dryopteris arguta Darley F. Howe 1915-3-1 16 Los Angeles San Dimas Canyon Comment
  POM312805  Dryopteris arguta D. Taylor 1951-5-15 58 Los Angeles Little Dalton Canyon north of Glendora 365 Comment
  RSA693706  Dryopteris arguta Norman C. Cooper 1945-5-1 2236 Los Angeles Tapia Park, Santa Monica Mountains 762 Comment
  SD82351  Dryopteris arguta J. Ewan 1930-10-10 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Hermit Trail Comment
  RSA660842  Dudleya Ann Williams 1992-5-14 25 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  UC933281  Dudleya greenei C. B. Wolf May, 1932 3588 Los Angeles 3/4 mi Little Harbor (paralleling rd to Isthmus); Santa Catalina Island Comment
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Sep 4 2014
  LA200383  Dudleya lanceolata Jonathan Sauer; S. Modry, et. al. 1969-6-4 4559 Los Angeles 853 Comment
  UCR147051  Dudleya lanceolata L. C. Wheeler 1967-7-6 9936 Los Angeles Transverse Ranges: San Gabriel Mountains, San Gabriel Canyon 274 Comment
  UCR238637  Dudleya lanceolata Anuja Parikh, Nathan Gale 2010-6-30 3379 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Peak, 0.8 km ESE of the summit, [Upper Clamshell Truck Trail]1.7 km N of White Saddle 1250 Comment
  POM217115  Dudleya pulverulenta L. C. Wheeler 1935-4-25 3443 Los Angeles Placerita Canyon. 457 Comment
  SBBG32108  Dudleya virens R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -249 Los Angeles S side of Little Harbor Comment
  CAS-BOT-BC109735  Dudleya virens subsp. hassei C. B. Wolf 1932-5-14 3628 Los Angeles Facing Pebbly Beach Santa Catalina Island. Comment
  RSA656232  Dysphania botrys Joseph M. Keefe 1978-6-10 23370 Los Angeles Verdugo Mountains: south east corner of Physics-Biology Building, Glendale, 1500 North Verdugo Road. 183 Comment
  RSA596200  Echinochloa crus-galli Lauren Raz, Steve Boyd 1996-10-23 11 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  POM368090  Echium candicans George Vowels 1968-3-10 s.n. Los Angeles Mulholland Dr., east of Coldwater & west of Laurel Canyon. Comment
  UCR256130  Echium candicans R. G. Swinney 2010-4-20 12317 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
  SD129171  Ehrharta calycina A. C. Sanders 1988-5-18 7849 Los Angeles El Segundo Dunes, immediately west of L.S. International Airport and East of Vista Del Mar Boulevard. Subsite 9 above the end of World Way West. Comment
  SD218941  Ehrharta erecta Pamela Conway, LeRoy Gross 2010-12-27 1 Los Angeles Little Santa Anita Canyon; short distance west from the old Mt. Wilson toll road along trail to Orchard Camp. 395 Comment
  IRVC29177  Ehrharta erecta A. C. Sanders, Lee Jones 2004-11-7 29023 Los Angeles site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy San Fernando Valley 351 Comment
  UC557649  Eleocharis macrostachya Nell Murbarger May 1936 231 Los Angeles canyon at S end of island, at base of rubble from an Indian cave dwelling San Clemente Island Comment
  SBBG119545  Eleocharis montevidensis V. Soza, L. Moore 2000-6-14 1013 Los Angeles spring at Big Cienega, ca. 0.6 mi NE of Deer Flat Cmpgrd along S Hawkins Rd (FS Rd 3N07.2) 1981 Comment
  RSA0076959  Elymus elymoides R. G. Swinney 2010-5-19 12821 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UCR194026  Elymus glaucus R. G. Swinney 1998-7-28 6521 Los Angeles San Gabriel Mtns., south fork of Cow Canyon at and above Fallen Leaf Spring, to 0.2 mi. south of Glendora Ridge Rd. 1427 Comment
  UCR203247  Elymus glaucus R. G. Swinney 2001-8-27 8116 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
  UCSB12617  Elymus glaucus Hochberg, Fred 1961-3-17 Los Angeles 1/2 mile below dam of Middle Canyon Creek; Middle Canyon; Catalina Island Comment
  LA211062  Elymus glaucus Arthur C. Gibson; Tarja Sagar 2010-5-22 s.n. Los Angeles SANTA MONICA MOUNTAINS, Newton Canyon Trail hiking. Comment
  LA33387  Elymus glaucus subsp. glaucus Henry J. Thompson; 1959-5-31 2057 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  UCD62335  Elymus glaucus subsp. glaucus Peter Kamb 1948-6-26 1129 Los Angeles South side of Pacoima Canyon near Ant Canyon, San Gabriel Mts. 731 Comment
  RSA151294  Emmenanthe penduliflora Peter H. Raven 1962-5-10 17722 Los Angeles Canyon just north of Thirst, San Clemente Island. 335 Comment
  RSA599833  Emmenanthe penduliflora Steve Boyd, Lauren Raz 1997-5-6 9745 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SEINET1906671  Emmenanthe penduliflora A. C. Sanders, Helen Kennedy 2005-1 29486 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
  SFV13263  Emmenanthe penduliflora M. J. Thor 1983-4-16 169 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCR88663  Emmenanthe penduliflora Scott D. White, Chet McGaugh 1995-5-9 2991 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  SEINET12330749  Emmenanthe penduliflora H. W. Graham 1927-1 9- 9 -5 Los Angeles Mt. Lowe to observatory on Mt. Wilson near Los Angeles Comment
  SEINET13711393  Emmenanthe penduliflora J. Adams, J. Adams (Botany) 1965-1 79 Los Angeles Claremont, Thompson's Wash, N End Indian Hill Blvd 1400 Ft 427 Comment
  POM356644  Encelia californica F. H. Elmore 1939-11-26 s.n. Los Angeles Wilsons Cove, San Clemente Island. Comment
  UC54171  Encelia californica Jos. Burtt Davy 1901-6-1 7774 Los Angeles Redondo Comment
  UCR98921  Encelia californica Steve Boyd, T. S. Ross 1997-3-21 9189 Los Angeles Liebre Mountains, Castaic Valley along Lake Hughes Road just east of Castaic Lake forebay. 390 Comment
  RSA747157  Encelia farinosa R. G. Swinney 2008-6-2 8920 Los Angeles San Gabriel Canyon, 0.6 mi. above (east) of El Encanto park office, on shoulder of the old road 280 Comment
  LA202422  Encelia frutescens Jonathan Sauer; 1980-4-26 6093 Los Angeles San Gabriel Mountains, below Juniper Hills, N side of San Gabriel Mountains Comment
  SFV310  Ephedra H. B. King Jul 1958 Los Angeles Mojave Desert Antelope Valley. SW Mojave Desert near Palmdale. 823 Comment
  NY70340  Ephedra nevadensis H. E. Hasse 05 1893 s.n. Los Angeles Near Acton, Los Angeles 823.0 Comment
  RSA585022  Ephedra nevadensis T. S. Ross, Steve Boyd 1990-5-15 2515 Los Angeles Soledad Campground, Tujunga Ranger District, Angeles National Forest, ca 1.5 linear miles E of Agua Dulce Canyon. 622 Comment
  LA206169  Epilobium canum Harvey Anderson; August 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Solstice Canyon Comment
  UCR100422  Epilobium canum subsp. canum Scott D. White, Pam DeVries 1997-11-25 6035 Los Angeles San Gabriel Mtns., San Gabriel River Canyon, north of Azusa; parallel to Hwy 39; along dirt access road to gauging station below Morris Dam. 259 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
  RSA669283  Epilobium ciliatum subsp. ciliatum LeRoy Gross, Naomi S. Fraga, Steve Williams 2002-7-17 553 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  SEINET3131968  Epipactis gigantea G. B. Grant 404 Los Angeles Eagle Rock Canyon, Pasadena Comment
  UCR204749  Epipactis gigantea R. G. Swinney 2005-8-9 8423 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UC188963  Equisetum X ferrissii Geo. L. Moxley 1915-5-31 335 Los Angeles Santa Anita Canyon; San Gabriel Mts. Comment
  SBBG14772  Equisetum X ferrissii L. L. Kiefer 1962-9-23 147 Los Angeles Malibu Cyn along main stream 152 Comment
  RSA230191  Equisetum arvense R. F. Thorne 1969-7-2 38249 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, sandy margin of East Fork of Alder Creek, Charlton Flat burn (of 1954) 1584 Comment
  RSA0036157  Equisetum laevigatum Guy C. Black 1948-4-23 s.n. Los Angeles 3 1/2 Mi. North E. of San Dimas. 213 Comment
  UC303932  Eremocarpus setiger Geo. B. Grant 1906-8-23 Los Angeles Pasadena Comment
  UC868831  Eremocarpus setiger Ira W. Clokey, B. Templeton Aug. 1929 4599 Los Angeles Westwood Santa Monica Mountains, Mandeville Canyon 200 Comment
  RSA533928  Eremocarpus setiger T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5226 Los Angeles San Clemente Island, southeast end of island; terrace 1650 ft WNW of Guds, graded by the Navy to form a pad. 201 Comment
  UCR270078  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2011-7-21 15553 A Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UCR108211  Eriastrum rosamondense Steve Boyd, Kent Hughes 1998-5-5 10189 Los Angeles West Mojave Desert, Antelope Valley, along Hwy 138 (West Ave. D), west of the junction with Hwy 14, at intersection with 140th Street, c. 4 mi. SW of Rosamond Dry Lake 701 Comment
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Mar 29 2014
  UC23875 Image available Eriastrum sapphirinum Harvey M. Hall 1896-8-7 299 Los Angeles Swartout Canyon San Antonio Mts. 2133 Comment
  UCR150457  Eriastrum sapphirinum R. G. Swinney 1999-6-21 7344 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  UCR256611  Eriastrum sapphirinum subsp. dasyanthum Anuja Parikh, Nathan Gale 2011-6-11 3451 Los Angeles Transverse Range; San Gabriel Mountains, north of Aliso Canyon, 0.2 km west of Angeles Forest Hwy, 1.0 km north of Aliso Canyon Road 1186 Comment
  CAS-BOT-BC514976  Eriastrum sapphirinum subsp. dasyanthum Alice Eastwood 1915-8-25 4903 Los Angeles Duarte Comment
  RSA0123070  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1947-6-13 6518 Los Angeles San Gabriel Mountains: Mesa south of San Antonio Canyon [Los Angeles/San Bernardino counties]. Comment
  RSA184065  Ericameria cooperi I. L. Wiggins 1966-4-23 20638 Los Angeles E of 145 St. E, between Palmdale Blvd. and Ave. O, N of Pearblossom, Mohave Desert. Comment
  UCR99525  Ericameria cooperi Steve Boyd, L. Raz 1997-3-26 9365 Los Angeles San Gabriel Mtns., Liebre Mountains region, northern base of Portal Ridge at mouth of Myrick Canyon, S edge of the Antelope Valley, south of Fairmont Reservoir. 1000 Comment
  SBBG8330  Ericameria cooperi var. cooperi R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  RSA597015  Ericameria cuneata var. cuneata Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3812 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA712175  Ericameria cuneata var. cuneata R. G. Swinney 1997-8-19 5822 Los Angeles San Antonio Peak (=Lookout Mountain), 60-100 m SE of summit. 2052 Comment
  RSA599667  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-5-1 9686 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA655934  Ericameria linearifolia James Henrickson 2000-4-15 20681 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  SEINET7063577  Ericameria linearifolia A. G. Vestal 1947-4-8 s.n. Los Angeles Along Big Pines Highway between Littlerock and Big Pines. San Andrea Rift Zone. UTM Zone 11, 425494mE, 3810192mN. (WGS84/NAD83). 1401 Comment
  UC1118749  Ericameria linearifolia H. A. Jensen 1933-5-9 294 Los Angeles Shoemaker (Valyermo) Rock Creek Quadrangle, Shoemaker (Valyermo) Comment
  UCSB50659  Ericameria linearifolia Wood, Kathy 1980-5-22 Los Angeles Interstate 5 north to Hungry Valley Road offramp 22 miles 914 Comment
  SEINET6039533  Ericameria linearifolia Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UCR239978  Ericameria nauseosa R. G. Swinney 2009-11-16 11636 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UC203110  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-28 10589 Los Angeles by High School; Lancaster 716 Comment
  CHSC36045  Ericameria nauseosa var. mohavensis James Henrickson 1972-11-2 8105 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Cyn. Rd. On ridges above fields. 365 Comment
  CDA12043  Ericameria parishii A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; near summit of Mt. Wilson. Comment
  UCR70785  Ericameria parishii C. B. Wolf 1931-10-20 01335 Los Angeles San Gabriel Mtns., just below the Padua Hills Theatre above Claremont, west slope of mts. 457 Comment
  SD68969  Ericameria pinifolia J. Massey 1965-10-9 999 Los Angeles Wash outside Rancho Santa Ana Botanic Garden Comment
  UCR108196  Ericameria pinifolia Valerie Soza, M. E. Siqueiros D. 1997-3-19 16 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Blvd. west of main paved road, north of Foothill Blvd. 412 Comment
  SFV21037  Erigeron bonariensis L. Gross 2001-11-10 454 Los Angeles Verdugo Mountains North side of mountains off the 210 Freeway, east bound La Tuna Canyon Road exit. Opposite this exit is a road that starts out paved (Hostetter Mountainway); follow this road that parallels the freeway east until a dirt road forks off on the right (southeast). 457 Comment
  UCR256231  Erigeron foliosus R. G. Swinney 2010-6-4 13043 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
  UCD131915  Erigeron foliosus var. foliosus M. Vincent 1962-7-10 274 Los Angeles Dry Canyon 1/2 mile west of Old Topanga Canyon Road. Comment
  SFV2962  Eriodictyon crassifolium K. A. Wilson 1962-5-10 1265 Los Angeles San Gabriel Mountains Placerita Canyon Road, about 2 miles east of Highway 6. 490 Comment
  SFV4823  Eriodictyon crassifolium F. L. McPherson 1959-4-21 s. n. Los Angeles San Gabriel Mountains Soledad Canyon. Soledad Public Campgrounds. 518 Comment
  CAS-BOT-BC189152  Eriodictyon crassifolium var. nigrescens Timothy S. Ross; J. Mark Porter 1995-5-4 8511 Los Angeles Texas Canyon, ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  RSA222244  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-2 4206 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 854 Comment
  RSA595454  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Victor W. Steinmann 1995-5-8 8566 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  SD253465  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-5-31 14901 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  UCR281420  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2014-5-8 16441 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
  NY42966  Eriodictyon traskiae J. B. Walker 1995-4-8 1332 Los Angeles Santa Catalina Island, 1.5km S of Black Jack Mountain, along paved road 100 Comment
  SFV2965  Eriodictyon trichocalyx K. A. Wilson 1962-5-12 1279 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  UCD119321  Eriodictyon trichocalyx Gordon Pilone 1961-5-7 165 Los Angeles South of Santa Ana Botanic Gardens in Claremont. San Gabriel Mt. Range. 390 Comment
  LA205727  Eriodictyon trichocalyx var. trichocalyx Joseph Andorfer Ewan; 1932-6-17 7252 Los Angeles San Gabriel Mountains, ridge W of Barley Flats 1523 Comment
  RSA746810  Eriogonum angulosum Michael Honer 2003-7-8 1844 A Los Angeles Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway junction with Ridge Rt. Rd. 396 Comment
  UCD99684  Eriogonum angulosum A. C. Sanders 2002-8-26 25580 Los Angeles Western Transverse Range/Santa Clara River Watershed; Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon. WNW of Del Valle. 335 Comment
  RSA719111  Eriogonum baileyi var. baileyi R. G. Swinney 1997-8-6 5764 Los Angeles Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood. 1890 Comment
  UCR127656  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2003-8-7 27172 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  JEPS57070  Eriogonum brachyanthum Frank W. Peirson 1921-7-2 1744 Los Angeles Pallett Creek San Gabriel Mountains, Pallett Creek 1097 Comment
  RSA0034246  Eriogonum brachyanthum Bonnie C. Templeton 1971-6-16 11618 Los Angeles About 7 mi. NE of Palmdale. 815 Comment
  CAS-BOT-BC241901  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
  CDA22481  Eriogonum cinereum A. C. Browne 1953-8-1 Los Angeles Topanga Canyon. 0 Comment
  RSA393144  Eriogonum cinereum Wm. Martin 1971-8-25 s.n. Los Angeles Trancas Canyon area, Santa Monica Mountains. Comment
  UCR38778  Eriogonum cinereum David J. Keil 1983-8-23 17873 Los Angeles South Coast, Just west of Leo Carrillo State beach along Hwy 1, c. 1 mi. south of Ventura Co. line 30 Comment
  RSA775873  Eriogonum cithariforme Orlando Mistretta, Christine Mistretta 2010-5-26 5208 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  RSA570167  Eriogonum davidsonii Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4819 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UC56059  Eriogonum davidsonii J. H. Barber 1897-6-29 219 Los Angeles Bear Canyon Comment
  UCD99870  Eriogonum davidsonii R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  UCR186602  Eriogonum davidsonii T. B. Salvato, Sarah Flack 2007-8-8 3040 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR277142  Eriogonum davidsonii R. G. Swinney 2011-6-15 15210 Los Angeles San Gabriel Mountains, Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy 1631 Comment
  JEPS56690  Eriogonum davidsonii Joseph Ewan 1932-7-17 7244 Los Angeles Mt. Disappointment San Gabriel Mts., Mt. Disappointment 1798 Comment
  RSA66185  Eriogonum davidsonii F. W. Peirson 1927-6-29 7680 Los Angeles San Gabriel Mountains: trail to Strawvberry Peak, 2.5 mi. from Switzers 1128 Comment
  SD1305  Eriogonum davidsonii R. B. Randall 1931-7-18 Los Angeles Recreation Camp, Swartout, San Bernardino Mts. Comment
  RSA393490  Eriogonum elongatum H. L. Bauer 1932-10-1 s.n. Los Angeles Topanga Canyon. 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
  SDSU6568  Eriogonum elongatum J. E. Fitch 1940-10-26 Los Angeles Claremont. Comment
  IRVC26153  Eriogonum fasciculatum A. C. Sanders 2003-6-19 26968 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA393513  Eriogonum fasciculatum Richard C. Barkelew 1932-4-22 s.n. Los Angeles Nichols Canon. Comment
  OBI11111  Eriogonum fasciculatum var. fasciculatum Lewis S. Rose 1960-8-28 60087 Los Angeles Santa Monica Mts 335 Comment
  CAS-BOT-BC253271  Eriogonum fasciculatum var. foliolosum Le Roy Abrams; E. A. McGregor 1908-7-5 679 Los Angeles Lone Pine Canyon, desert slopes of teh San Gabriel Mountains Comment
  POM306265  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1938-1-1 1413 Los Angeles North Craig Ave., Altadena. Comment
  RSA393416  Eriogonum fasciculatum var. foliolosum Fordyce Grinnell Jr. 1910-06 1469 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA602458  Eriogonum fasciculatum var. foliolosum Scott D. White 1997-5-15 5150 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  UCR106760  Eriogonum fasciculatum var. foliolosum B. G. Pitzer 1996-5-5 2875 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UC625056  Eriogonum giganteum F. R. Fosberg 1931-7-9 S 5358 Los Angeles Avalon Santa Catalina Island, Avalon 30 Comment
  UC6299  Eriogonum giganteum Blanche Trask June 1896 Los Angeles Avalon Santa Catalina Island, Avalon Comment
  RSA393377  Eriogonum giganteum var. giganteum M. B. Dunkle 1928-5-27 1972 Los Angeles Hamilton Canyon; San Clemente Island 15 Comment
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Jun 5 2014
  RSA5989B  Eriogonum giganteum var. giganteum Carl B. Wolf 1932-10-4 4226 Los Angeles Santa Catalina Island; above the Amphitheater, Avalon 30 Comment
  LA211279  Eriogonum giganteum var. giganteum Arthur C. Gibson; 2003-8-4 4884 Los Angeles SANTA MONICA MOUNTAINS, Malibu Beach State Park, along nature trail. Comment
  UCR239977  Eriogonum gracile R. G. Swinney 2009-11-16 11637 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA393213  Eriogonum grande var. grande F. R. Fosberg 1931-12-10 7150 Los Angeles Santa Catalina Island: Pebble Beach Road. 5 Comment
  RSA393220  Eriogonum grande var. grande M. B. Dunkle 1939-4-6 7290 Los Angeles Buck beach, Mosquito Harbor, San Clemente Island Comment
  CAS-BOT-BC268782  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles Near Lancaster Comment
  CAS-BOT-BC258577  Eriogonum ordii A. C. Sanders; T. B. Salvato 2005-4-26 29730 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
  UC1375284  Eriogonum parishii Robert F. Thorne 1971-8-25 41329 Los Angeles near Pine Hollow Picnic Area (along Angeles Crest Hwy.); San Gabriel Mts., Angeles National Forest 2255 Comment
  SEINET11938196  Eriogonum parvifolium E. A. Purer 1933-1 5584 Los Angeles El Segundo Comment
  RSA393059  Eriogonum parvifolium var. parvifolium Anstruther Davidson 1882-1 s.n. Los Angeles Santa Monica. Comment
  RSA424842A  Eriogonum pusillum Anstruther Davidson, H. E. Hasse 1906-6-1 1616 Los Angeles Big Rock Creek, Lowell Mine. Comment
  RSA766475  Eriogonum umbellatum var. minus Raymond J. Dobbs 1924-7-16 s.n. Los Angeles Mt. Waterman. San Gabriel Mts. 2134 Comment
  RSA798112  Eriogonum umbellatum var. minus Jane Tirrell 2012-7-25 LS 0124 Los Angeles Approx. 0.5 mi west of Mt. Hawkins along south side of Pacific Crest Trail 2593 Comment
  UC1375421  Eriogonum umbellatum var. minus Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38865 Los Angeles Dawson Saddle San Gabriel Mts., Angeles National Forest, Dawson Saddle 2423 Comment
  UCD101452  Eriogonum umbellatum var. minus Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains, summit of Mt. Hawkins. 2697 Comment
  UCR159902  Eriogonum umbellatum var. munzii Orlando Mistretta 1995-3-28 1657 b Los Angeles San Gabriel Mountains, Little Rock Creek Management Unit, Kitter Creek 1280 Comment
  RSA128796  Eriogonum wrightii var. membranaceum Peter H. Raven, Henry J. Thompson 1958-10-11 s.n. Los Angeles 0.7 miles south of junction of roads at summit. Saddle Peak. 747 Comment
  RSA733569  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-8-13 6739 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  OBI16511  Eriophyllum confertiflorum Robert J. Rodin 1953-5-17 5823 Los Angeles Near hwy 101 3 miles S of Gorman Comment
  RSA320807  Eriophyllum confertiflorum F. C. Boutin 1967-4-23 1684 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 305 Comment
  RSA579237  Eriophyllum confertiflorum Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7413 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped canyon to NE of upper Forrestal Drive 168 Comment
  RSA651124  Eriophyllum confertiflorum Thomas Seerley 1948-2-22 s.n. Los Angeles San Gabriel Mts, Glendora. Comment
  RSA51215  Eriophyllum confertiflorum var. confertiflorum J. T. Howell 1947-7-18 23401 Los Angeles Blue Ridge 2438 Comment
  UC535504  Eriophyllum confertiflorum var. confertiflorum Ira W. Clokey, B. Templeton 1929-5-1 4477 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 91 Comment
  UC90262  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee and K. 1890-5-6 Los Angeles San Pedro Comment
  UC90265  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  UCR73418  Eriophyllum confertiflorum var. confertiflorum T. S. Ross, O. Mistretta 1991-5-19 5274 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  CAS-BOT-BC308356  Eriophyllum nevinii Reid Moran 1941-4-27 833 Los Angeles Near east landing, Santa Barbara Island 10 Comment
  POM358084  Eriophyllum nevinii George R. Johnstone 1929-7-21 s.n. Los Angeles Santa Catalina Island. Comment
  HSC5626  Eriophyllum pringlei C. S. Apperson 1966-4-24 Los Angeles 1.5 mi. up 240th St. from Hwy. 138, 8.5 mi. from Pearblossom Comment
  RSA506811  Eriophyllum pringlei L. C. Wheeler 1967-5-9 9381 Los Angeles San Gabriel Mts.: Aliso Canyon E of Acton, ca. 1 mile downstream from Wagonwheel Ranch. 915 Comment
  RSA0088589  Eriophyllum wallacei R. G. Swinney 2010-5-11 12672 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  CDA4364  Erodium botrys L. C. Wheeler 1947-4-13 6467 Los Angeles 1/4 mile upstream from Rosemead Boulevard near El Monte, Rio Hondo. 0 Comment
  RSA391771  Erodium botrys Bonnie C. Templeton, I. W. Clokey 1930-4-8 1494 Los Angeles San Fernando Valley near Sangus 300 Comment
  RSA657294  Erodium cicutarium Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -1 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  UCR141065  Erodium cicutarium June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  RSA0042676  Erodium cicutarium Laura Moore, Jean Moore 1999-4-25 029 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  UC192991  Erodium macrophyllum Samuel B. Parish Jun 1887 1906 Los Angeles Elizabeth Lake Comment
  RSA596101  Erodium moschatum Mark Hoefs, Robert F. Thorne 1996-4-6 2601 Los Angeles Santa Catalina Island, Pebbly Beach. 6 Comment
  LA200514  Erodium moschatum Harlan Lewis; 1940-2-24 1091 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  UCSB10649  Erysimum capitatum var. capitatum Lloyd, Robert 1959-3-4 Los Angeles 1/2 mile south of dam in San Dimas Canyon, stream bed on west side of San Dimas Canyon Road; San Gabriel Mt. Range; Pacific Ocean drainage area 365 Comment
  CHSC26327  Erythranthe palmeri Wesley O. Griesel 1966-4-23 Los Angeles State Hwy. #2, Newcombs Ranch, San Gabriel Mts. 1828 Comment
  CAS-BOT-BC402731  Eschscholzia caespitosa C. F. Baker 1904-4-22 4180 Los Angeles Monrovia Comment
  UCR197195  Eschscholzia caespitosa Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 728 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA479520  Eschscholzia caespitosa subsp. caespitosa Steve Boyd, T. S. Elias 1987-4-14 2059 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  CAS-BOT-BC403178  Eschscholzia californica Geo. B. Grant 1904-5-5 6199 Los Angeles Arroyo Seco Canyon Comment
  RSA654441  Eschscholzia californica Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 980 Los Angeles Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), NW of ''La Tuna'', above Chandler Canyon, S of La Tuna Canyon. 427 Comment
  UC1184980  Eschscholzia californica Huron H. Smith 1912-5-1 4909 Los Angeles Eagle Rock Valley 152 Comment
  UCR190286  Eschscholzia californica R. G. Swinney 1998-8-1 6621 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  UCR192936  Eschscholzia californica Dan S. Cooper 2008-6-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., unnamed tributary of Vermont Canyon, directly behind tennis courts, Griffith Park, Los Angeles 255 Comment
  UCR204438  Eschscholzia californica R. G. Swinney 2005-4-9 8207 Los Angeles San Gabriel Mtns., San Dimas, Sycamore Canyon 518 Comment
  OBI8160  Eschscholzia californica Lewis Meltz 1977-4-9 LM 34 Los Angeles 3 km NE of Eation Cyn bridge, on old Mt Wilson toll rd Comment
  UCR163511  Eschscholzia minutiflora B. G. Pitzer 1998-5-23 3727 Los Angeles Western Mojave Desert, community of Lake Los Angeles, NNE of Pearblossom, intersection of 170th St. and Ave 'N 801 Comment
  UCR205527  Eucalyptus citriodora A. C. Sanders, T. B. Salvato 2009-5-19 36842 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  LA201992  Eucalyptus macrandra Arthur C. Gibson; 2004-3-10 5017 Los Angeles Santa Monica Mountains, Rustic Canyon, Near Camp Josepho above Rustic Canyon 198 Comment
  LA32294  Eucrypta chrysanthemifolia var. chrysanthemifolia Henry J. Thompson; 1959-4-12 1920 Los Angeles Comment
  UCSB26239  Eucrypta micrantha Black, Nan 1968-4-6 Los Angeles 100 feet south of Santiago Canyon Road, 0.6 miles north of junction of Old Sierra Highway and Santiago Road, 4 miles northeast of Acton 914 Comment
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Jun 30 2013
  RSA0080980  Eulobus californicus R. G. Swinney 2010-4-28 12420 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
  UC874262  Eulobus californicus I. W. Clokey and B. C. Templeton 1930-4-8 5357 Los Angeles San Francisquito Canyon 800 Comment
  UCR255849  Eulobus californicus R. G. Swinney 2010-5-4 12484 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA646283  Eupatorium adenophorum Orlando Mistretta 1992-7-14 714 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR222826  Euphorbia albomarginata R. G. Swinney 2009-4-29 10599 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
  UCD142390  Euphorbia dendroides Hartman 2002-5-21 PDR 125386 0 Los Angeles Big Santa Anita Cyn. Angeles NF. Comment
  UCR101276  Euphorbia helioscopia L. C. Wheeler 1945-6-10 6066 Los Angeles Los Angeles Basin region; San Gabriel Valley, South El Monte: Between Rio Hondo and San Gabriel Rivers, between Repetto and Puente Hills. Siphon Road, 1/4 mi east of Durfee Avenue. 65 Comment
  SBBG128812  Euphorbia misera M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-26 2486 Los Angeles Little Harbor, on hillside above upper rd to Avalon 30 Comment
  RSA680176  Euphorbia ocellata subsp. ocellata Scott D. White 2003-6-8 9504 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  JEPS78785  Euphorbia palmeri L. R. Heckard with Michael Morris 1976-6-13 4263 A Los Angeles ca 3 mi w Wrightwood (along Route 2, 0.5 mi w of Holiday Hill Ski Lifts, 0.5 mi e of Big Pines Ranger Station); San Gabriel Mts. 1828 Comment
  SFV21751  Euphorbia peplus A. M. Hodges 2010-4-5 s. n. Los Angeles Los Angeles Basin Marina Del Rey, Ballona Creek. Between creek and bike path near UCLA boathouse. 2 Comment
  UCD142478  Euphorbia peplus Louis C. Wheeler 1947-4-13 6464 Los Angeles San Gabriel Mountains; Sunset Ridge on south side of Millard Canyon. 640 Comment
  CATA3533  Extriplex californica Peter J. Dixon 2017-9-13 100 Los Angeles Santa Catalina Island: Pacific side; Shark Harbor, margins of drainage and dune, sandy or rocky soils, very near coast 0 Comment
  CATA912  Extriplex californica Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1755 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  SEINET10624368  Fagopyrum esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2611 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  SBBG80232  Festuca microstachys F. R. Fosberg 1931-4-29 4728 Los Angeles between Cottonwood and Middle Ranch Cyns, near ocean 20 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
  OBI21826  Festuca octoflora Leo Whitney 1935-3-29 3011 b Los Angeles 20 mi W of Lancaster Comment
  SBBG19206  Festuca perennis M. A. Piehl 1963-12-8 631099 Los Angeles W border of airfield loading area 51 Comment
  UCR273439  Ficus carica R. G. Swinney 2011-10-25 15855 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  RSA573559  Filago gallica Timothy S. Ross 1992-6-15 6585 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) knoll at the head of the S fork of Sycamore Canyon. 372 Comment
  UCR223119  Forestiera pubescens R. G. Swinney 2009-5-13 10781 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  SBBG122033  Frangula californica subsp. californica S. D. White, B. Leatherman 2005-3-18 10796 Los Angeles "South Hills," just N of Interstate 210, ca. 0.3 air mi ENE of the I-210/Sunflower intersection; Glendora 305 Comment
  RSA615524  Fraxinus dipetala Louis C. Wheeler 1967-5-18 9620 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA660401  Fraxinus dipetala Orlando Mistretta 1992-6-17 590 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA747158  Fraxinus velutina R. G. Swinney 2008-6-2 8921 Los Angeles San Gabriel Canyon, 1.0 mi. above (NE) of El Encanto park office, on shoulder of the old road. 268 Comment
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Mar 16 2011
  RSA188527  Fremontodendron californicum subsp. californicum Robert F. Thorne, J. Olmstead 1965-8-26 35401 Los Angeles San Gabriel Mtns, Angeles National Forest: Cabin Flat along Prairie Fork, 1585 Comment
  RSA77220  Fremontodendron californicum subsp. californicum F. W. Peirson 1921-5-20 773 Los Angeles Little Rock Creek 1067 Comment
  RSA0016879  Fritillaria pinetorum G. R. Campbell 1952-6-28 17291 Los Angeles South slope of Mt. San Antonio (Baldy); San Gabriel Mts. 2744 Comment
  UCR223775  Galium R. G. Swinney 2009-6-17 11159 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  SBBG130723  Galium angustifolium S. A. Junak 2000-7-1 SCa 1371 Los Angeles just SW of Cape Cyn reservoir, upper Cape Cyn 344 Comment
  UCR126822  Galium angustifolium A. C. Sanders 2003-6-19 26973 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  UCR190243  Galium angustifolium R. G. Swinney 2000-5-28 7788 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Redbox Road 2.1 mi. SW of Hwy 39 at Rincon Station 732 Comment
  UCR88691  Galium angustifolium Scott D. White 1995-10-19 3705 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  RSA602346  Galium angustifolium subsp. angustifolium Scott D. White 1997-5-8 5083 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  RSA756589  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-29 2558 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
  SFV21421  Galium angustifolium subsp. angustifolium L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1029 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  POM48098  Galium angustifolium subsp. nudicaule I. M. Johnston 1924-8-13 s.n. Los Angeles Sunset trail, 1 mi. S of Sunset Peak 1585 Comment
  POM367778  Galium aparine M. B. Dunkle 1933-6-17 3613 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  POM19217  Galium aparine Philip A. Munz 1923-4-9 6442 Los Angeles San Clemente Island. Comment
  SEINET7042263  Galium aparine A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  UC1952588  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Chenietti Canyon, San Clemente Island. Comment
  JEPS52923  Galium californicum subsp. flaccidum Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3979 Los Angeles n side of ridge at road junction; San Gabriel Mountains, Glendora Ridge 1010 Comment
  SBBG19187  Galium catalinense subsp. catalinense M. A. Piehl 1963-12-8 631096 Los Angeles Cave Cyn, ca. 0.5 mi from mouth 50 Comment
  SD85152  Galium catalinense subsp. catalinense E. R. Blakley 1962-10-4 5397 Los Angeles canyon bottom, Ironwood Gully, south of Catalina Harbor at Isthmus 167 Comment
  RSA678814  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1291 -a Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. 823 Comment
  POM18011  Galium hallii Philip A. Munz 1923-5-26 6861 Los Angeles Rock Creek 1768 Comment
  RSA600083  Galium hallii Steve D. Boyd, Lauren Raz 1997-5-20 9796 B Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  UCR190358  Galium hallii R. G. Swinney 2001-6-16 7968 Los Angeles San Gabriel Mtns., Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons 1951 Comment
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May 8 2012
  JEPS114008  Galium johnstonii Timothy S. Ross 1992-7-17 6724 Los Angeles San Gabriel Mountains: ca 300 m W of the summit of Condor Peak. Comment
  RSA577278  Galium johnstonii Orlando Mistretta 1994-7-20 1438 Los Angeles San Gabriel Mountains, Big Rock Creek, Big Rock Campground, around bathroom just N of turnaround at end of campground. 1646 Comment
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Jul 28 2014
  RSA586706  Galium johnstonii Orlando Mistretta, Mark A. Elvin 1995-6-20 1804 Los Angeles Bare Mountain Canyon. 1738 Comment
  UC1595334  Galium johnstonii Tim Ross and Orlando Mistretta 1992-7-24 6745 Los Angeles 76 degrees ene and 900m distant from Strawberry Peak summit (a few m e of spring); San Gabriel Mts., vicinity of Strawberry Spring 1460 Comment
  UC76075  Galium porrigens J. Q. Adams 1905-1 18 Los Angeles Soldier's Home Comment
  UCR271475  Galium porrigens R. G. Swinney 2011-5-3 14568 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  SFV22033  Galium porrigens var. porrigens V. Soza, L. Gross, B. Hogshead 2001-4-18 1153 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. 412 Comment
  RSA0031452  Galium porrigens var. porrigens Orlando Mistretta, Christine Mistretta 2008-4-29 2543 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
  RSA454411  Galium porrigens var. porrigens M. Bisbee 1917-5-27 s.n. Los Angeles Roadside, Verdugo Canyon Comment
  SBBG12820  Gambelia speciosa E. R. Blakley 1962-6-9 5207 Los Angeles cyn mouth, 0.75 mi toward Pyramid Cove from China Pt Comment
  RSA0112038  Gamochaeta antillana A. C. Sanders, T. B. Salvato 2009-5-20 36869 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
  RSA608696  Gamochaeta pensylvanica L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  SBBG105078  Gamochaeta ustulata T. Ross 1993-4-21 6847 Los Angeles major E-W ridge between "Carlos" and Cactus Pk; 2750 ft WNW of Cactus Pk summit 435 Comment
  RSA596415  Garrya flavescens Tim S. Ross 1990-6-11 3352 Los Angeles Big Rock Creek canyon. 120m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1732 Comment
  CAS-BOT-BC159273  Garrya veatchii Ruth Ashton 1917-1-1 1949 Los Angeles Cajon Pass Comment
  CAS-BOT-BC159274  Garrya veatchii John H. Thomas 1957-3-7 6491 Los Angeles South slope of San Gabriel Mts., near State Highway #2, Angeles Crest Highway, about 3.5 miles north of La Canada 914 Comment
  RSA604405  Garrya veatchii Louis C. Wheeler 1936-6-23 4175 Los Angeles San Dimas Canyon. 732 Comment
  SJSU3877  Garrya veatchii C. W. Sharsmith 1964-1-1 7176 Los Angeles near head of Bear Canyon (Arroyo Seco drainage), San Gabriel Mts 1066 Comment
  RSA746571  Gayophytum R. G. Swinney 2008-5-13 8863 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  RSA617209  Gayophytum decipiens Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns.: Chilao Creek headwaters. 1799 Comment
  RSA729416  Gayophytum decipiens R. G. Swinney 1998-6-12 6955 Los Angeles NW of Jackson Lake at Ball Flat, 0.7 mi north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
  POM355403  Gayophytum diffusum subsp. parviflorum G. R. Johnstone 1928-6-10 s.n. Los Angeles Mt. San Antonio: N slope just beyond saddle, near Sierra Club cabin. Comment
  RSA638976  Gayophytum diffusum subsp. parviflorum Valerie L. Soza, LeRoy Gross 1999-9-14 641 Los Angeles San Gabriel Mountains: Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 2012 Comment
  RSA191582  Gayophytum heterozygum Robert F. Thorne, M. Z. Thorne 1966-8-29 36590 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: sunny, small, dry depression south of Crystal Lake 1723 Comment
  RSA507557  Gayophytum oligospermum Louis C. Wheeler 1967-8-9 10436 Los Angeles San Gabriel Mts. Angeles National Forest: Saddle between Little Bear Creek and Devil s Canyon. 1982 Comment
  LA201967  Genista monspessulana Arthur C. Gibson; 2004-3-17 5018 Los Angeles Comment
  RSA628581  Geranium rotundifolium Louis C. Wheeler 1967-7-18 10077 Los Angeles San Gabriel Mountains: Angeles National Forest: Gold Creek off Little Tujunga Canyon at Center Creek; Watts Ranch. 640 Comment
  RSA771844  Gilia R. G. Swinney 2009-5-28 10931 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
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Dec 7 2018
  SDSU3100  Gilia achilleifolia subsp. multicaulis Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns. Abot 2 miles up canyon from bottom of Chantry Flats Trail. Along trail. Comment
  POM6520  Gilia angelensis P. A. Munz, L. T. Street, G. Williams 1919-4-5 2418 Los Angeles Puddingstone Canyon, San Dimas. 244 Comment
  SBBG95434  Gilia angelensis M. B. Dunkle 1928-3-17 1743 Los Angeles Horse Flats, Johnson's Comment
  UC1123799  Gilia angelensis A. D. Gifford 1935-3-15 472 Los Angeles 2 1/2 mi sw Red Mtn.; Tejon Quad., Angeles National Forest, sw of Red Mtn. Comment
  RSA624060  Gilia australis L. C. Wheeler 1967-5-23 9690 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  UCR130051  Gilia capitata subsp. abrotanifolia George K. Helmkamp, E. A. Helmkamp 1998-5-21 4047 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  RSA736137  Gilia capitata subsp. abrotanifolia Rosemarie Zimmermann 1964-1-5 338 Los Angeles E. side of U.S. Hwy 99. About one mi. S. of Labec Lodge. s. of Castac lake. 1265 Comment
  UCR110588  Gilia inconspicua L. C. Wheeler 1963-5-5 8252 Los Angeles San Gabriel Mtns, Bear Creek, off West Fork San Gabriel River 549 Comment
  RSA469413  Gilia latiflora subsp. davyi Christopher Davidson 1975-5-25 2558 Los Angeles 3.8 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.7 mi past Sandberg Pk. Angeles Nat. For. 1692 Comment
  UC907870  Gilia modocensis Herbert L. Mason 1934-3-30 8034 Los Angeles s Valyermo (Rock Creek, n side of San Gabriel Mountains); San Gabriel Mountains, s of Valyermo Comment
  SBBG64489  Gilia ochroleuca subsp. bizonata R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  RSA0016266  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  RSA0017215  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1967-5-12 9482 Los Angeles Summit 4183 E of Vincent 1250 Comment
  RSA0017222  Gilia ochroleuca subsp. bizonata Robert Gustafson 1978-6-1 951 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  RSA0017199  Gilia ochroleuca subsp. vivida Verne Grant, Alva Grant 1951-6-15 16057 Los Angeles Inspiration Point: SW of Big Pines. 2256 Comment
  RSA469636  Gilia sinuata Christopher Davidson 1973-4-7 1906 Los Angeles Lucerne Valley, 33 miles from Apple Valley. 854 Comment
  JEPS69712  Gilia splendens subsp. splendens Frank W. Peirson 1921-7-3 2485 Los Angeles trail ne Rock Creek divide; San Gabriel Mountains, ne of Rock Creek divide 2133 Comment
  SFV13337  Glebionis coronaria M. J. Thor 1983-4-8 161 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  RSA524198  Glycyrrhiza lepidota T. S. Ross, S. D. Boyd 1990-6-6 2891 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  SBBG25158  Glyptopleura setulosa Leota Davidson 1965-5-9 146 Los Angeles ca. 10 mi E of Little Rock Comment
  POM358785  Gnaphalium californicum Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. On fire road opposite Sepulvada fire road. Comment
  UCR73382  Gnaphalium canescens subsp. beneolens T. S. Ross 1991-8-14 5790 Los Angeles San Gabriel Mtns., Pacifico Mtn Rd, 0.5 mi east of Lower Pacifico Campground Rd. 1927 Comment
  RSA5891  Gnaphalium chilense C. B. Wolf 1932-9-16 4111 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  RSA628802  Gnaphalium luteoalbum Scott D. White, David E. Bramlet 1998-6-29 6829 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. [Correct TRS should be 3N, 9W] 1707 Comment
  RSA781215  Gnaphalium luteoalbum R. G. Swinney 2009-3-31 10220 Los Angeles mouth of San Gabriel Canyon, 0.7-1.2 mi. north and NE of Foothill Blvd, Azusa/Duarte 189 Comment
  UCR143351  Gnaphalium palustre Anstruther Davidson 1915-8-1 s.n. Los Angeles San Gabriel Mtns, Camp Baldy [Mt. Baldy Village] 1280 Comment
  POM358900  Gnaphalium palustre L. C. Wheeler 1934-3-31 2496 Los Angeles La Verne 305 Comment
  RSA774082  Gnaphalium stramineum R. G. Swinney 2009-7-22 11344 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UCR205528  Gnaphalium stramineum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36910 Los Angeles San Gabriel Valley, South El Monte, north side of San Gabriel River between Peck Rd. and Hwy 60, adjacent to storage facility under SCE power lines 73 Comment
  UCR220208  Grayia spinosa R. G. Swinney 2009-4-24 10468 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  JEPS16505  Grindelia hirsutula Peter H. Raven 1956-7-8 9667 Los Angeles low ridge w of University of California Campus; Santa Monica Mts. Comment
  UC1610052  Grindelia hirsutula Meredith A. Lane 1986-9-6 3094 Los Angeles n of Lancaster (e of intersection of CA State Hwy 138 with CA State Hwy 14 at T intersection of Avenue D and Sierra Highway) 670 Comment
  RSA226082  Gutierrezia californica R. F. Thorne, C. W. Tilforth 1971-6-17 39951 b Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SBBG62670  Gutierrezia californica R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  UCR177767  Gutierrezia californica LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 401 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  JEPS30669  Gutierrezia sarothrae Peter H. Raven and Henry J. Thomson 1959-9-18 14450 Los Angeles University of California, West Los Angeles Santa Monica Mountains 152 Comment
  SBBG113273  Hainardia cylindrica S. A. Junak 1997-6-4 SCl 405 Los Angeles W and E sides of Deep Tank Reservoir, SW of housing at Empire Landing 106 Comment
  SBBG113283  Hainardia cylindrica S. A. Junak with M. L. Hoefs 1997-6-4 SCa 421 Los Angeles NE end of upper Buffalo Corral Reservoir 188 Comment
  POM359475  Hazardia squarrosa var. grindelioides F. R. Fosberg 1931-11-29 7079 Los Angeles La Crescenta Comment
  OBI43727  Hedera helix A. C. Sanders 1986-7-30 6802 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  UCR132351  Hedera helix John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  HSC78509  Hedypnois cretica A. R. Roos 1954-5-17 Los Angeles Hollywood, near North Kenmore & Oakdale Streets. 91 Comment
  RSA202450  Hedypnois cretica R. L. Armacost 1964-1-17 1715 Los Angeles Playa del Rey Comment
  POM359760  Helenium puberulum Thekla Mohr 1915-1 3949 Los Angeles North Fork, San Gabriel River. Comment
  RSA5261  Helenium puberulum C. B. Wolf 1932-9-16 4088 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  CAS-BOT-BC223978  Helianthemum scoparium Mary H. Ward 1970-4-30 LASCA- 904 Los Angeles San Rafael Hills behind Linda Vista, southwestern Pasadena 304 Comment
  LA201791  Helianthemum scoparium Arthur C. Gibson; 2003-5-27 4954 Los Angeles Santa Monica Mountains, along State Park trail, ca. 2 km from the village of Topanga Comment
  RSA441785  Helianthemum scoparium var. vulgare B. C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon. 300 Comment
  LA37479  Helianthus annuus Harlan Lewis; 1940-8-14 sn Los Angeles Santa Monica Mountains, Westwood Blvd, UCLA campus Comment
  OBI62817  Helianthus annuus Peter Gray 1971-2-20 15 Los Angeles 1/8 mi W of Rinaldi and Zelzah intersectin in Granada Hills Comment
  POM359982  Helianthus annuus subsp. lenticularis F. R. Fosberg 1930-6-23 S- 2970 Los Angeles Del Rey. 1 Comment
  CAS-BOT-BC305693  Helianthus gracilentus Fordyce Grinnell 1916-6-10 s.n. Los Angeles Sister Elsie Pk. trail, San Gabriel Mts. Comment
  CAS-BOT-BC305694  Helianthus gracilentus C. F. B. 1904-5-1 4719 Los Angeles Claremont Comment
  RSA0022375  Helianthus gracilentus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5136 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA524197  Helianthus gracilentus Timothy S. Ross, S. D. Boyd 1990-6-6 2890 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  CAS-BOT-BC305684  Helianthus gracilentus David B. Weissman 1971-6-24 144 Los Angeles Santa Monica Mts. Corner of Decker and Lechuza roads 518 Comment
  UC1751200  Helianthus nuttallii subsp. parishii Ken Koch Aug 2002 Los Angeles Newhall Ranch area, Santa Clara River floodplain south of Hwy 126 west of Intersatate 5 (location marked on map; provided by Mary Showers of Calif. Dept. Fish & Game Comment
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May 1 2014
  SEINET3153347  Heliotropium curassavicum L. Abrams 1902-6-11 2513 Los Angeles Playa del Rey Comment
  UC306229  Heliotropium curassavicum S. B. Parish 1918-6-5 11861 Los Angeles Playa del Rey Comment
  POM369738  Heliotropium curassavicum var. oculatum F. R. Fosberg 1930-6-26 3011 Los Angeles Lower Ballona Creek. 12 Comment
  SBBG32107  Helminthotheca echioides R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -243 Los Angeles Little Harbor Comment
  RSA320814  Hemizonia clementina F. C. Boutin 1967-4-23 1634 Los Angeles San Clemente Island: Wilson Cove Comment
  SEINET4008651 Image available Hemizonia clementina M. B. Dunkle 1939-1 7277 Los Angeles Dry hillside, Pyramid Cove, San Clemente Island. Comment
  UCR126788  Hemizonia fasciculata Mark A. Elvin 2003-6-12 2944 Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  UCR127018  Hemizonia fasciculata A. C. Sanders, Mark A. Elvin 2003-6-18 26937 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  CATA3043  Herniaria hirsuta var. cinerea Amy Catalano 2016-3-21 052 Los Angeles Santa Catalina Island: West end of road to Native Plant Nursery in Middle Ranch 175 Comment
  RSA158348  Hesperocnide tenella Peter H. Raven 1962-5-9 17701 Los Angeles Canyon north of Gray, San Clemente Island. 305 Comment
  CATA101  Heterotheca grandiflora Mark L. Hoefs 1973-3-13 76 Los Angeles Santa Catalina Island: Upper Avalon Canyon, open field below Wrigley Memorial Garden 83 Comment
  SBBG12554  Heterotheca grandiflora P. H. Raven 1962-4-11 17285 Los Angeles N of a point W of Wall 2 30 Comment
  RSA0074429  Heterotheca grandiflora Peter H. Raven 1962-5-8 17630 Los Angeles Dunes on western side 0.3 mile from the ocean, opposite Wilson cove, San Clemente Island. 12 Comment
  RSA0075642  Heterotheca grandiflora George B. Grant 1905-5-10 s.n. Los Angeles Pasadena. Comment
  RSA0075835  Heterotheca grandiflora I. W. Clokey, E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon. Comment
  RSA0063246  Heuchera elegans Scott D. White, Dave Bramlet 1998-6-29 6806 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  SFV4942  Heuchera elegans M. H. Grayum 1971-7-9 s. n. Los Angeles San Gabriel Mountains Cortelyou Spring, just east of Islip Saddle. 2073 Comment
  UC212561  Heuchera elegans I. M. Johnston 1917-7-15 1456 Los Angeles head of South Fork (by the Creek); San Antonio Mountains 1828 Comment
  UCR51496  Hibiscus rosa-sinensis A. C. Sanders 1987-12-4 7573 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport and Pershing Dr 38 Comment
  CATA1281  Hirschfeldia incana Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2368 Los Angeles Santa Catalina Island: Lower Middle Canyon, just above Ben Weston Beach Road 73 Comment
  RSA0022526  Hirschfeldia incana Duncan S. Bell, Caitlin Elam 2013-6-24 5251 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA600370  Hirschfeldia incana Steve Boyd, Lauren Raz 1997-5-28 9867 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA662320  Hirschfeldia incana Amy Drooks 1981-4-26 0 -5 Los Angeles San Gabriel River, north of Azusa. Comment
  RSA584865  Holodiscus microphyllus Tim S. Ross, Steve D. Boyd 1990-6-4 2804 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  SBBG113120  Hordeum intercedens S. A. Junak 1997-3-27 SCa 356 Los Angeles upper part of Cape Cyn drainage, ca. 0.65 mi SW of Black Jack Pk 396 Comment
  CAS-BOT-BC213008  Hosackia crassifolia Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains. Table Mountain, above Wrightwood, in yellow-Jeffrey pine forest. 2133 Comment
  UCR270109  Hulsea heterochroma R. G. Swinney 2010-9-9 13788 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA716882  Hulsea vestita subsp. gabrielensis LeRoy Gross, Valentin Arvizu 2006-5-31 2469 Los Angeles Forest Service road surveys; Along Santa Clara Road (3N17.6) from Magic Mountain to a short distance pass (east) of Indian Canyon Road (4N37). 1424 Comment
  RSA720498  Hulsea vestita subsp. gabrielensis Naomi Fraga, Bill Hogshead 2006-5-31 1684 Los Angeles Along the Santa Clara Divide Road, between Indian Canyon and North Fork Station. Comment
  SBBG108576  Hulsea vestita subsp. gabrielensis T. Ross, S. Boyd 1990-5-23 2608 Los Angeles Mt Gleason area; descending from Messenger Pk, near headwaters of Mill Cyn 1719 Comment
  RSA453768  Hydrocotyle umbellata L. C. Wheeler 1933-7-14 1934 Los Angeles Lexington Wash near El Monte. Comment
  RSA679874  Hymenoclea salsola var. salsola LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 856 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA0098834  Hypochaeris glabra R. G. Swinney 2011-4-26 14474 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  RSA199033  Hypochaeris glabra W. M. Gauntt 1966-4-9 137 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  RSA226176  Hypochaeris glabra Gary D. Cromwell, David W. Wheat 1971-4-21 546 Los Angeles On W side of Mystic Canyon, 2 miles NE of Glendora; Angeles National Forest, San Gabriel Mts. 549 Comment
  UCD133316  Hypochaeris glabra Donald R. Bissing 1973-6-2 146 Los Angeles Evey Canyon, San Gabriel Mountains. 0.3 mile from mouth of canyon. 719 Comment
  UC1132123  Imperata brevifolia Jerome S. Horton 1937-10-12 500 Los Angeles West Fork San Dimas Canyon, San Dimas Experimental Forest West Fork San Dimas Canyon; , San Dimas Experimental Forest Comment
  POM246615  Isocoma menziesii var. decumbens F. R. Fosberg 1931-7-15 S 5421 Los Angeles Isthmus, Santa Catalina Island. 20 Comment
  JEPS62911  Isocoma menziesii var. vernonioides H. M. Hall 1902-5-11 3276 Los Angeles Santa Monica Comment
  UC1093115  Isomeris arborea Richard Snow 1957-3-2 Los Angeles Point Dume Comment
  UCR141578  Ivesia santolinoides June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  UCR125250  Juglans californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25544 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  RSA599211  Juglans californica var. californica Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of stables, Brown School for Girls. 335 Comment
  RSA653254  Juglans californica var. californica Wesley O. Griesel 1962-4-5 s.n. Los Angeles Hwy no.2 about 3 miles above Foothill Blvd. At entrance to Angeles Nat'l Forset San Gabriel Mts. 610 Comment
  SBBG77289  Juncus acutus F. R. Fosberg 1931-5-18 4899 Los Angeles Little Harbor 5 Comment
  SD85159  Juncus acutus E. R. Blakely 1961-9-24 4784 Los Angeles Dry stream of Little Springs Canyon, Santa Catalina Island. Along a dry rocky stream bed. 14 Comment
  UCR206453  Juncus balticus R. G. Swinney 2008-6-9 8960 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA0115694  Juncus balticus subsp. ater A. C. Sanders 2006-5-16 32335 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi upstream, 1.5 miles NNE of Quail Lake. 991 Comment
  CAS-BOT-BC434965  Juncus bufonius A. C. Sanders 2006-5-16 32331 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake. 991 Comment
  RSA0012075  Juncus bufonius Steve Boyd, Rick Riefner 2007-4-27 11735 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
  RSA795192  Juncus bufonius Jane Tirrell 2012-7-25 LS 0130 Los Angeles South side California State Route 2 approx. 1.25 mi. east of Islip Saddle between mile markers 66.43 and 66.82. 2235 Comment
  UCR155364  Juncus bufonius A. C. Sanders 2005-5-11 30130 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  UC625026  Juncus bufonius F. R. Fosberg 1931-5-4 S 4751 Los Angeles below Eagle's Nest (Middle Ranch Canyon, 2nd bridge below Eagle's Nest); Santa Catalina Island 140 Comment
  UCR270894  Juncus bufonius var. bufonius R. G. Swinney 2011-5-24 14829 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA577429  Juncus bufonius var. bufonius L. C. Wheeler 1936-6-26 4192 Los Angeles Lewis Paul Canyon, San Gabriel Mts. 518 Comment
  RSA730314  Juncus covillei R. G. Swinney 1998-9-4 6907 Los Angeles Vincent Gap, off trail c. 350m SE of parking area at spring near canyon bottom 1988 Comment
  RSA602457  Juncus rugulosus Scott D. White 1997-5-14 5144 A Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  SEINET3881668  Juncus rugulosus Timothy S. Ross, Peter Fritsch 1990-6-20 3593 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel River.; 0 445 Comment
  UCR124726  Juncus sphaerocarpus B. C. Templeton 1932-8-25 5087 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA737153  Juncus xiphioides Scott D. White, Justin M. Wood 2008-10-7 12554 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UC842991  Juncus xiphioides Bryan 1929-7-4 Los Angeles Switzer's Camp Arroyo Seco 975 Comment
  RSA352430  Juniperus californica J. R. Brown 1937-9-23 s.n. Los Angeles Antelope Valley Comment
  SEINET13383400 Image available Juniperus californica R. G. Swinney 2010-1 13078 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  UC215372  Juniperus californica I. Johnston 981 Los Angeles San Gabriel Wash 152 Comment
  RSA567316  Keckiella breviflora var. breviflora Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3960 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
  CATA1356  Keckiella cordifolia Mark L. Hoefs, Robert F. Thorne 1995-7-26 2467 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below Eagle's Nest Lodge 134 Comment
  POM305748  Keckiella cordifolia Henry J. Ramsey, Henry J. Ramsey 1937-6-27 945 Los Angeles Little Tujunga Canyon, Summit., Angeles National Forest, San Gabriel Mountains. Comment
  RSA0070275  Keckiella cordifolia R. G. Swinney 2010-8-16 13532 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UC625147  Keckiella cordifolia F. R. Fosberg 1931-3-27 S 4400 Los Angeles Hamilton Canyon; Santa Catalina Island 50 Comment
  UC886927  Keckiella cordifolia L. W. Nuttall 1920-1 44 Los Angeles Santa Catalina Island Comment
  UC1183573  Kigelia africana Mildred E. Mathias & Francis Ball November 1948 Los Angeles South of Education Building, University of California, Los Angeles Comment
  CAS-BOT-BC271332  Koeleria pyramidata I. Johnston 1907-6-14 1303 Los Angeles Hills west of Pomona 304 Comment
  RSA0108947  Kopsiopsis strobilacea Robert F. Thorne, Mae Z. Thorne 1968-11-9 37862 Los Angeles San Gabriel Mts., Angeles National Forest. On summit crest of Mt. Williamson. 2499 Comment
  CHSC26436  Krascheninnikovia lanata N. Rinden 1971-5-2 31 Los Angeles 10 miles SW of Victorville, 0.5 miles West of Hwy. 395 on rd. to Phelan in Mojave Desert. 1219 Comment
  UCR190720  Krascheninnikovia lanata R. G. Swinney 2001-4-18 7927 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  CAS-BOT-BC111945  Kyllinga brevifolia T. C. Fuller 1967-1-23 s.n. Los Angeles Adj. to lawn, 131 Barlock Ave, S of Sunset Blvd btw UCLA & San Diego Freeway, Comment
  UC1059905  Kyllinga brevifolia L. G. Arthur 1946-9-17 Los Angeles Long Beach, at 2053 Linden Long Beach Comment
  UCR126787  Lagophylla ramosissima Mark A. Elvin 2003-6-12 2946 Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  UCR95304  Lagophylla ramosissima subsp. ramosissima Steve Boyd, M. Wall 1996-5-16 8771 Los Angeles San Gabriel Mtns., Ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, c. 0.4 road mi. south of junction with 5N30, south of Red Mountain. 671 Comment
  CATA3248  Lamarckia aurea Amy Catalano 2017-2-15 005 Los Angeles Santa Catalina Island: Middle Ranch, roadside between driveway to house #104 and house #103 171 Comment
  SEINET175772 Image available Lamarckia aurea M. E. Jones 1982-5-1 3214 Los Angeles Los Angeles Comment
  UC38736  Lamarckia aurea Mrs. B. Jones 592 Los Angeles Los Angeles Comment
  RSA0047165  Lamarckia aurea R. Munkittrick 1948-5-8 s.n. Los Angeles [No further locality information] Comment
  CAS-BOT-BC329169  Lasthenia glabrata subsp. coulteri Marcus E. Jones 1882-5-2 3211 Los Angeles Pasadena Comment
  SBBG94224  Lasthenia gracilis F. R. Fosberg 1931-3-25 4376 Los Angeles Hamilton Cyn near Avalon 100 Comment
  UC163934  Lasthenia gracilis Geo. B. Grant 1901-1-1 98 Los Angeles probably in the vicinity of Pasadena Comment
  UCSB6387  Lasthenia gracilis 1940-5-13 Los Angeles San Dimas Exp. Forest; Garcia Truck Trail Comment
  UCR217415  Lathyrus vestitus R. G. Swinney 2009-3-10 10059 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA406661  Lathyrus vestitus subsp. vestitus B. C. Templeton 1930-4-2 1412 Los Angeles Mulholland Dr., Northwest of Hollywood. Santa Monica Mountains. Comment
  RSA405683  Lathyrus vestitus var. vestitus L. E. Hoffman 1932-3-14 s.n. Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. Comment
  RSA0016936  Lathyrus vestitus var. vestitus Kelly Middleton, David Middleton 1988-5-8 3 Los Angeles Glendora Ridge Road, 4.4 miles west of Mt. Baldy Road intersection. Roadside collection. 1220 Comment
  RSA329738  Lathyrus vestitus var. vestitus Gary D. Wallace 1966-3-25 219 Los Angeles San Gabriel Mountains: Millard Canyon north of Pasadena. 915 Comment
  RSA630279  Lathyrus vestitus var. vestitus LeRoy Gross 1999-2-25 118 Los Angeles Verdugo Mountains: Side canyon, drains north into La Tuna Canyon 609 Comment
  CAS-BOT-BC321527  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi W of Fairmont, Mohave Desert 914 Comment
  RSA611841  Layia glandulosa Steve Boyd, Valerie Soza 1998-4-28 10171 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  UC912563  Layia glandulosa Herbert L. Mason 1926-4-26 3000 Los Angeles Little Rock Comment
  SBBG17772  Layia platyglossa P. H. Raven 1962-4-10 17237 Los Angeles gully to W side of island about 1.5 mi N of Thirst 457 Comment
  UC206186  Layia platyglossa Katharine Brandegee Los Angeles Santa Catalina Island Comment
  UCR19621  Lemna minor Freda Detmers, T. S. Clare 1929-12-12 s.n. Los Angeles Los Angeles: La Brea Tar Pits 56 Comment
  SD93545  Lepechinia fragrans Helen V. Witham 1975-3-23 1876 Los Angeles East side Black Jack Mountain, Santa Catalina Island. 299 Comment
  RSA0050040  Lepechinia fragrans Wendy Boes, Andrew Wheeler 2009-6-21 2009 024 b Los Angeles San Gabriel Mountains; Peacock Saddle off Forest Rd. 2N05 (Glendora Ridge Road) 1128 Comment
  UCR198289  Lepechinia rossii LeRoy Gross, V. Arvizu, B. Hogshead 2005-5-24 2311 Los Angeles Transverse Ranges; Liebre Mountains, Ruby Cleaarwater Truck Trail, south of Ruby Canyon, north of Red Mountain 788 Comment
  UCR231912  Lepidium appelianum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8026 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
  RSA729867  Lepidium fremontii R. G. Swinney 1999-5-22 7201 Los Angeles San Gabriel Mtns./Mojave Desert: Le Montaine Canyon, c. 0.25 mi. south of Camp Jubilee Rd. 1610 Comment
  SFV9384  Lepidium fremontii M. L. Vincent, L. Swade 1964-4-2 484 Los Angeles Mojave Desert 1/8 mile off Highway 138, 1 mile east of Longview Road. 950 Comment
  UCR197718  Lepidium fremontii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 104 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  RSA429893  Lepidium fremontii B. C. Templeton 1931-4-19 s.n. Los Angeles 9 miles W of Lancaster Comment
  RSA727338  Lepidium fremontii var. fremontii R. G. Swinney 1998-5-16 6059 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1305 Comment
  RSA177865  Lepidium lasiocarpum R. F. Thorne, P. Everett 1965-5-11 34594 Los Angeles Santa Catalina Island. N side of N cove of Little Harbor. 5 Comment
  CAS-BOT-BC12468  Lepidium nitidum Munz; Street; Williams 1919-3-8 2291 Los Angeles Pomona. Comment
  RSA533498  Lepidium nitidum Timothy S. Ross 1991-3-9 4184 Los Angeles Whittier Hills (Puente Hills, pro parte): SE side of ridgetop knoll, head of Oak Canyon 369 Comment
  UC1595415  Lepidium pinnatifidum Tim Ross and Annette H. Ross 1991-7-29 5712 Los Angeles n base Elephant Hill (n-most point of the Puente Hills, w Pomona); Pomona, Puente Hills, San Dimas U.S.G.S. 7.5' Quad. 240 Comment
  SEINET13203170 Image available Lepidium virginicum R. G. Swinney 2010-1 12483 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  UCR178941  Lepidium virginicum R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.4 miles east of Glendora Mtn. Rd. 366 Comment
  UCR273748  Lepidium virginicum subsp. virginicum R. G. Swinney 2011-6-15 15193 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA604996  Lepidospartum latisquamum L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Opposite mouth of Sawmill Canyon. 2011 Comment
  RSA482196  Lepidospartum squamatum Richard Noyes 1987-9-19 424 Los Angeles San Antonio Canyon 0.5 miles north of hwy tunnels 1158 Comment
  UC220221  Lepidospartum squamatum Katharine Brandegee Los Angeles Ravenasa Comment
  LA105053  Leptochloa uninervia Barry A. Prigge; 1988-7-3 8215 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA567529  Leptosiphon androsaceus T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3927 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  UCR270502  Leptosiphon aureus subsp. aureus R. G. Swinney 2011-5-26 14851 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCR271582  Leptosiphon breviculus R. G. Swinney 2011-5-19 14767 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
  UCR271982  Leptosiphon breviculus R. G. Swinney 2011-6-20 15220 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  POM321779  Leptosiphon grandiflorus Esther Gerberding 1972-5-15 38 Los Angeles The wash at Pomona college, Claremont 335 Comment
  SBBG60881  Leptosyne bigelovii R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  SJSU13581  Lessingia glandulifera C. W. Sharsmith 1943-9-10 4584 Los Angeles near Llano, W Mojave Desert Comment
  UCR149898  Lessingia glandulifera var. glandulifera R. G. Swinney 1999-6-18 7319 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  POM798  Lewisia rediviva I. M. Johnston 1917-7-4 1470 Los Angeles San Antonio Mountains: south slope of Baldy 2744 Comment
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Jan 23 2011
  CAS-BOT-BC283775  Leymus cinereus Baily 1974-8-15 0526 Los Angeles Castaic Comment
  SFV19129  Leymus condensatus P. M. Schiffman 2004-5-26 s. n. Los Angeles San Fernando Valley Sesnon Blvd. westbound deadend. 500 Comment
  SFV21451  Leymus condensatus L. Gross, V. Soza, S. Tessel 2001-6-4 399 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. Side draw north of Ledge Ave. 274 Comment
  UC1584263  Leymus condensatus Tim Ross and Steve Boyd 1990-6-6 2838 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad, San Francisquito Canyon 926 Comment
  RSA599741  Leymus triticoides L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Old Point Comfort; Big Rock Creek. 1280 Comment
  RSA0115100  Leymus triticoides Steven A. Junak 2000-7-1 SCa- 1373 Los Angeles Santa Catalina Island. Cape Canyon. 265 Comment
  UCR190098  Lilium humboldtii R. G. Swinney 1998-7-30 6590 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  OBI11597  Limonium perezii Ron Pecoff 1961-4-27 s.n. Los Angeles Playa del Rey Comment
  UC908577  Linanthus aureus Herbert L. Mason Los Angeles 30 mi w Victorville; Mohave Desert Comment
  POM184663  Linanthus californicus Joseph A. Ewan 1932-5-29 7213 Los Angeles trail in Arrastre Canyon. 1372 Comment
  SD111573  Linanthus californicus W. P. Armstrong 1982-6-12 Los Angeles Southeast firebreak ridge of Lookout Mountain. 1790 Comment
  RSA789026  Linanthus concinnus J. Mark Porter, Lauren Machen 2012-5-30 15130 Los Angeles Along Ca Hwy 2 (Angeles Crest Highway) across the highway from Dawson Saddle Trail (and pull-off). 2414 Comment
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Jun 7 2016
  POM364564  Linanthus dianthiflorus subsp. dianthiflorus Blanche Trask 1901-03 H.- 3017 Los Angeles Catalina Island. Comment
  POM65844  Linanthus dianthiflorus subsp. dianthiflorus L. R. Abrams 1903-4-10 3235 Los Angeles Grassy hills, near Inglewood Comment
  UCR220045  Linanthus parryae R. G. Swinney 2009-4-24 10453 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA252896  Linanthus parryae R. F. Thorne 1973-5-11 43553 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
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Apr 5 2012
  UC52729  Linanthus parviflorus H. M. Hall 1902-5-10 3252 Los Angeles Chatsworth Hills Comment
  UCD102696  Lithophragma affine Daryl Koutnik 1978-3-24 156 Los Angeles West side of Decker Rd., south of Carlisle Rd. 487 Comment
  UCR95299  Lithophragma parviflorum Steve Boyd, Orlando Mistretta 1996-5-1 8755 Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  RSA228906  Lithophragma tenellum R. F. Thorne 1971-8-25 41270 Los Angeles ANGELES NATIONAL FOREST: Lily Spring on northwest slope of Mt. Hawkins. Comment
  RSA733126  Lobelia dunnii R. G. Swinney 1998-7-30 6588 Los Angeles San Gabriel Mtns.: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon. 976 Comment
  SFV1496  Lobularia maritima K. A. Wilson 1961-2-18 860 Los Angeles Santa Monica Mountains 2 miles west of Seminole Hot Springs. Abandoned, overgrown house lot. Comment
  RSA549565  Lobularia maritima Timothy S. Ross 1991-3-10 4219 Los Angeles Claremont: Bernard Field Station, on E side of RSA. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  UC909100  Loeseliastrum matthewsii Margaret Stason 1927-5-14 Los Angeles Pinyon Ridge San Gabriel mts., Pinyon Ridge Comment
  RSA468339  Loeseliastrum schottii Robert Gustafson 1978-6-21 1027 Los Angeles Lower Hungry Valley, freeman Canyon about 4 miles south of gorman 976 Comment
  SBBG19188  Logfia arizonica M. A. Piehl 1963-12-7 631075 Los Angeles point opposite Pyramid Head on SE tip of island 10 Comment
  UC557667  Logfia arizonica Nell Murbarger 1936-4-1 161 Los Angeles w coast San Clemente Island Comment
  UCR271189  Logfia filaginoides R. G. Swinney 2011-7-8 15512 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  RSA0106837  Logfia gallica R. G. Swinney 2011-5-10 14642 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  RSA251487  Lolium perenne subsp. multiflorum R. F. Thorne 1973-4-12 42982 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  RSA637496  Lolium perenne subsp. multiflorum Valerie L. Soza, LeRoy Gross 1999-7-15 632 Los Angeles San Gabriel Mountains: Helispot off Mt. Wilson Trail, 2.7 miles from trailhead in Sierra Madre. 822 Comment
  UCR204437  Lolium perenne subsp. perenne R. G. Swinney 2003-5-12 8206 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, drainage near Big Cienega Spring, S fork of upper Pavil Canyon 640 Comment
  POM356971  Lolium temulentum F. R. Fosberg 1931-4-16 4661 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon 180 Comment
  UC120524  Lolium temulentum T. S. Brandegee 1890-5-27 52 Los Angeles Santa Catalina Island Comment
  UC1605195  Lomatium lucidum Tim Ross and Walter Appleby 1993-5-19 7174 Los Angeles long s.-s.e.-trending ridge s. Wilson Canyon Saddle (e. side of ridge); w. San Gabriel Mts., San Fernando Quad. 947 Comment
  UCR258858  Lomatium mohavense R. G. Swinney 2010-5-19 12808 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
  RSA97346  Lomatium nevadense var. parishii F. W. Peirson 1921-6-16 4460 Los Angeles North slope of Mt. Waterman, San Gabriel Mts. 1981 Comment
  RSA455170  Lonicera hispidula var. vacillans Anstruther Davidson 1893-8-22 s.n. Los Angeles Santa Catalina Island. Comment
  RSA772101  Lonicera interrupta R. G. Swinney 2009-5-20 10852 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  CAS-BOT-BC234813  Lonicera subspicata Joseph Andorfer Ewan 1936-8-2 9917 Los Angeles Mescal Creek, San Gabriel Mts. 1615 Comment
  CAS-BOT-BC234814  Lonicera subspicata Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC234861  Lonicera subspicata var. denudata W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Lowe, San Gabriel Mts. Comment
  SEINET13387029 Image available Lonicera subspicata var. denudata R. G. Swinney 2011-1 15959 Los Angeles San Gabriel Mountains: confluence of West Fk. San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  RSA498331  Lotus Ducelia Sabb 1937-6-27 19688 Los Angeles Los Angeles, Sal. (?) below 3000 ft. Comment
  RSA534135  Lotus argophyllus subsp. ornithopus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5066 Los Angeles San Clemente Island: at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  RSA724426  Lotus corniculatus K. Dobry 1991-6-13 d- 703 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  POM155856  Lotus dendroideus var. dendroideus M. B. Dunkle 1928-4-11 1851 Los Angeles Emerald Bay, Santa Catalina Island. 15 Comment
  RSA406917  Lotus dendroideus var. dendroideus F. R. Fosberg 1931-5-21 S 4940 Los Angeles Santa Catalina Island. Between Cherry Valley and Howlands Landing. 20 Comment
  RSA406918  Lotus dendroideus var. dendroideus M. B. Dunkle 1932-5-28 2970 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA752797  Lotus hamatus Robert F. Thorne 1980-4-25 54133 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  UC1929740  Lotus hamatus V. Soza, LeRoy Gross 2001-5-22 1244 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just below Ferguson Motorway (ca. 100 feet below). 473 Comment
  JEPS55487  Lotus heermannii Frank W. Peirson 1918-5-21 99 Los Angeles Arroyo Seco San Gabriel Mountains 487 Comment
  UCR205185  Lotus heermannii R. G. Swinney 2008-4-30 8712 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  RSA618784  Lotus humistratus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  PASA1099  Lotus micranthus Frank W. Peirson 1919-5-18 436 Los Angeles Monrovia Canyon, San Gabriel Mts. 426 Comment
  UC216127  Lotus nevadensis var. davidsonii I. M. Johnston 1917-7-4 1423 Los Angeles s slope Baldy; San Antonio Mountains 1981 Comment
  RSA579310  Lotus oblongifolius var. oblongifolius T. S. Ross 1994-7-1 8085 Los Angeles Sheep camp spring. 334 deg. and 520 m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon. 1921 Comment
  POM304832  Lotus oblongifolius var. oblongifolius H. J. Ramsey 1937-7-18 234 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  RSA406217  Lotus oblongifolius var. oblongifolius Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon 488 Comment
  RSA588156  Lotus oblongifolius var. oblongifolius Orlando Mistretta 1994-5-23 1244 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  UC1871340  Lotus procumbens var. procumbens T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3977 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
  UCR127004  Lotus purshianus A. C. Sanders, Kim Marsden 2003-6-20 26992 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  RSA675736  Lotus salsuginosus Scott D. White 2001-6-5 8562 Los Angeles Liebre Mountains: Grasshopper Canyon area. 427 Comment
  UCR221447  Lotus salsuginosus D. E. Bramlet, Mike Ahmer 2005-4-12 3792 Los Angeles Los Angeles Basin Region, Puente Hills, Powder Canyon, c. 400 ft. east of Skyline Dr. and 1500 ft. north of Fullerton Rd. 284 Comment
  UCR273204  Lotus salsuginosus R. G. Swinney 2011-4-26 14478 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
  RSA190894  Lotus salsuginosus R. F. Thorne 1967-5-19 36897 Los Angeles Santa Catalina Island, at Indian Head Point 91 Comment
  POM82719  Lotus salsuginosus var. salsuginosus P. A. Munz 1925-4-23 9446 Los Angeles San Gabriel Canyon. 488 Comment
  RSA574299  Lotus salsuginosus var. salsuginosus R. G. Swinney 1994-3-19 2717 Los Angeles Glendora, 2.5 mi. W of Big Dalton Canyon Rd at Glendora Mountain Road, ca 100 m below (S) of road 548 Comment
  UC153547  Lotus scoparius LeRoy Abrams 1902-6-11 2518 Los Angeles Playa del Rey Comment
  SFV6190  Lotus scoparius R. M. Muran 1974-4-4 61 Los Angeles Santa Monica Mountains Along Mulholland Drive in Mandeville Canyon area. 427 Comment
  UCR197717  Lotus scoparius var. brevialatus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 100 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  RSA647855  Lotus scoparius var. scoparius LeRoy Gross, Laura Moore 2000-6-5 202 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
  RSA660779  Lotus scoparius var. scoparius J. Doughty 1985-5-19 200 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Roadside opposite entrance to Follows Camp. Comment
  RSA612081  Lotus strigosus Valerie L. Soza 1998-4-26 71 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. [Coordinates given are] at center of BFS. 411 Comment
  RSA752798  Lotus strigosus Robert F. Thorne 1980-4-25 54132 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  UCR124580  Lotus strigosus B. C. Templeton, I. W. Clokey 1930-4-8 1025 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  UCR223742  Lotus strigosus R. G. Swinney 2009-6-24 11238 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  UCR276884  Lotus strigosus R. G. Swinney 2011-6-7 15085 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  RSA533497  Lotus strigosus var. strigosus T. S. Ross 1991-3-9 4195 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA595332  Lotus strigosus var. strigosus L. C. Wheeler 1967-5-8 9338 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA748452  Lupinus Orlando Mistretta 1992-7-6 s.n. Los Angeles Kratka Ridge, spring by road. Comment
  UC865544  Lupinus I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4746 Los Angeles Boquet Canyon Comment
  UC584116  Lupinus benthamii David D. Keck, Palmer Stockwell 1935-5-16 3312 Los Angeles on Old Ridge Route ca 1 mi se Gorman (northern Los Angeles Co.); Old Ridge Route Comment
  RSA488021  Lupinus bicolor Mark Hoefs 1974-3-28 423 Los Angeles Santa Catalina Island; upper Bulrush Canyon. 220 Comment
  SBBG13685  Lupinus bicolor E. R. Blakley 1962-6-9 5180 Los Angeles Triangulation Pt Thirst 598 Comment
  RSA596452  Lupinus bicolor R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness park, Big Dalton Canyon. Big Dalton Canyon Rd, 1.4 mi. E of Glendora Mtn. Rd 457 Comment
  UC1183623  Lupinus bicolor Dave Dunn 1941-3-29 967 Los Angeles Huntington Drive and Rosemead Blvd. Comment
  POM350055  Lupinus bicolor subsp. microphyllus A. Menke, Sonntag 1955-4-16 s.n. Los Angeles 1 mile south-east of Gorman. Comment
  RSA0121217  Lupinus bicolor subsp. microphyllus H. de Forest 1929-3-21 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA407124  Lupinus chamissonis L. E. Hoffman 1933-7-17 s.n. Los Angeles Hermosa Beach. Comment
  RSA617451  Lupinus concinnus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/2 mile south-southwest of Blum Ranch. 975 Comment
  UC1980243  Lupinus excubitus var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042005 Los Angeles Old Ridge Rte. Comment
  POM47143  Lupinus excubitus var. hallii I. M. Johnston 1924-8-13 2600 Los Angeles Sunset trail, 1 mi. S of Sunset Peak 1584 Comment
  RSA413634  Lupinus formosus var. formosus Robert Gustafson, Gary D. Wallace 1982-4-26 2538 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA579323  Lupinus formosus var. formosus T. S. Ross 1994-5-31 7977 Los Angeles San Gabriel Mountains: vicinity of Pacifico Mountain: upper northerly slope of major flat-topped ridge ca. 680 m due W of Sheep Camp Spring. 2049 Comment
  SEINET4044523  Lupinus hirsutissimus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  RSA160415  Lupinus hirsutissimus J. D. Olmsted 1959-3-27 318 Los Angeles 2 miles S of stream gaging Station below San Dimas ranger station along San dimas Creek road foot of San Gabriel Mts 427 Comment
  SBBG45510  Lupinus hirsutissimus Leota Davidson 1966-3-20 300 Los Angeles Tick Cyn off Soledad Cyn Comment
  UCSB3385  Lupinus hirsutissimus Krogen, Roger 1957-1 Los Angeles 2 mi. NW of Hwy. 99; in Hasley Canyon; 2 mi. S of Castaic Comment
  RSA563501  Lupinus latifolius subsp. parishii T. S. Ross 1993-5-13 7108 Los Angeles Western San Gabriel Mts.: May Canyon Saddle at the northwest base of May Peak. 1116 Comment
  RSA726062  Lupinus latifolius var. latifolius R. G. Swinney 1997-6-19 5629 Los Angeles San Gabriel Mtns.: Big Pines at junction of Big Pines Hwy and Hwy 2 (Angeles Crest), west of Wrightwood 2088 Comment
  CAS-BOT-BC211711  Lupinus longifolius Moxley 1920-5-1 747 Los Angeles Hamilton Canyon, Santa Catalina Island Comment
  RSA396478  Lupinus longifolius Walter Wisura 1987-4-30 4145 Los Angeles 8.6 miles from Rincon Forest Station along Rincon-Red Box forest road. San Gabriel Mountains. Comment
  RSA585534  Lupinus longifolius T. S. Ross 1992-4-21 6220 Los Angeles Glendora Ridge Road: on the divide between San Dimas Canyon & Cattle Canyon, draining northwestward toward Peacock Canyon. 1121 Comment
  UC575010  Lupinus longifolius E. Lloyd 1933-4-8 Los Angeles Temescal Canyon; Sta. Monica Mts., Temescal Canyon Comment
  UCR269258  Lupinus microcarpus var. horizontalis Pam De Vries 2013-5-20 7862 Los Angeles Tehachapi Mountains/Western Transverse Range, Gorman Hills, about 0.50 air mile NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1034 Comment
  CDA27553  Lupinus nanus M. K. Bellue, G. C. Fleischman 1945-10-8 Los Angeles San Fernando Soil Cons. nursery. 0 Comment
  UCSB71776  Lupinus peirsonii Gross, LeRoy; Denslow, Michael 2003-6-4 Los Angeles Transverse Ranges; San Gabriel Mountains Region; southeast of Dawson Saddle, north side of Angeles Crest Highway (Hwy. 2); Near 34.36567N, 117.80069W (Crystal Lake 7.5 Quad.: T3N R9W S10, NE1/4, NE1/4) UTM Zone; 3802799N 042637E 2439 Comment
  CHSC95796  Lupinus sparsiflorus LeRoy Gross 2005-5-3 2183 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
  SBBG67030  Lupinus sparsiflorus R. Hoffmann 1929-5-31 Los Angeles Pine Cyn Comment
  SD254621  Lupinus sparsiflorus Dan S. Cooper 2015-3-18 315 3 Los Angeles Los Angeles Basin/Western Transverse Range: Eastern Santa Monica Mtns/Hollywood Hills at Hollywood Bowl. 155 Comment
  SEINET13203165 Image available Lupinus sparsiflorus R. G. Swinney 2010-1 11832 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. (Oat Mt. 7.5' Q.) 442 Comment
  SFV1917  Lupinus sparsiflorus K. A. Wilson 1961-3-11 979 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  UCR155357  Lupinus sparsiflorus A. C. Sanders 2005-5-5 29869 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UCR259763  Lupinus sparsiflorus R. G. Swinney 2010-4-20 12295 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR270077  Lupinus sparsiflorus R. G. Swinney 2010-5-19 12782 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
  RSA628865  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  POM9022  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz 1920-3-17 3364 Los Angeles Lone Hill, glendora. 335 Comment
  RSA658883  Lupinus succulentus Douglas A. Springer 1981-3-4 30 Los Angeles 1 mile SW of Interstate 10 on Kellogg Drive at Cal Poly University Campus. Comment
  RSA712719  Lupinus truncatus A. C. Sanders 2003-3-14 25778 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  UC73250  Lupinus truncatus Pupils of Los Angeles High School June 1904 Los Angeles near Los Angeles; near Los Angeles Comment
  UCSB72622  Lupinus truncatus Soza, Valerie; Sidibeh, Miriam 2003-3-26 Los Angeles Transverse Ranges; Verdugo Mountains region: Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Caraino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  OBI70650  Lupinus truncatus Tim Ross, Orlando Mistretta, mike Hammitt 1991-5-19 5273 Los Angeles San Clemente Island: W fork of Near-Death Cy, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336;] marker; 188 ft SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  UCD109649  Lupinus truncatus Raymond A. Evans 1949-4-19 s.n. Los Angeles San Dimas. Comment
  RSA636096  Luzula comosa var. laxa L. C. Wheeler 1954-8-31 7062 Los Angeles San Gabriel Mountains: Cooper Creek near confluence with Little Rock Creek, Buckhorn. Comment
  UCR142494  Lycium californicum F. R. Fosberg 1931-5-16 S- 4882 Los Angeles Channel Islands, Cottonwood Canyon, Santa Catalina Island 50 Comment
  UCR177574  Lycium cooperi LeRoy Gross 2005-5-3 2206 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR281990  Lycium cooperi R. G. Swinney 2014-4-17 16095 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  LA33646  Lycopersicon esculentum Peter H. Raven; 1959-10-25 14699 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  UC56055  Lythrum californicum J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  CAS-BOT-BC343701  Madia elegans Timothy S. Ross; Steve Boyd 1990-5-23 2622 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1719 Comment
  CAS-BOT-BC344382  Madia exigua Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles Comment
  UC89380  Madia exigua T. S. Brandegee May, 1890 Los Angeles Santa Catalina Island Comment
  UC1601157  Madia gracilis T. Minthorn July 1920 Los Angeles near Avalon (Catalina Island); Catalina Island Comment
  UCR11944  Madia gracilis H. J. Thompson 1959-5-24 2023 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.6 mi ENE of peak, Saddle Peak 701 Comment
  RSA547453  Madia gracilis Timothy S. Ross 1992-5-17 6384 Los Angeles E Fork of the San Gabriel River, Heaton Flat area; 18 degrees NNE, 425 m distant from East Fork Station 624 Comment
  SD727  Maianthemum stellatum Ruth B. Randall Jul 1931 181 Los Angeles Recreation grounds, Big Pines, near Los Angeles. Comment
  SFV21949  Malacothamnus davidsonii J. A. Anderson 2010-10-25 s. n. Los Angeles San Fernando Valley San Fernando, Pacoima Wash. 360 Comment
  UCR80266  Malacothamnus davidsonii Fay A. MacFadden 1931-6-1 2957 Los Angeles La Tuna Canyon, Verdugo Hills 488 Comment
  LA105093  Malacothamnus fasciculatus Barry A. Prigge; 1988-7-3 8230 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  UCR125770  Malacothamnus fasciculatus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25542 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  CAS-BOT-BC204190  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  RSA615924  Malacothamnus marrubioides Scott D. White, B. Leatherman 1997-1-14 6050 Los Angeles Northwest San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon adjacent to existing gravel quarry & haul roads; slope and wash adjacent to helicopter pad. Site proposed for future mining. 549 Comment
  UCR186946  Malacothrix californica A. C. Sanders 2006-4-10 31994 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  POM362262  Malacothrix clevelandii Anstruther Davidson 1893-6-12 s.n. Los Angeles Switzer's Comment
  RSA599870  Malacothrix clevelandii Steve Boyd, Lauren Raz 1997-5-6 9715 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UCSB6646  Malacothrix clevelandii B., K.; T., S. 1944-06 Los Angeles Chapman Burn, San Dimas Experimental Forest, San Gabriel Mountains Comment
  UC284139  Malacothrix foliosa P. A. Munz 1923-4-8 6612 Los Angeles San Clemente Island; e coast Comment
  SD249151  Malacothrix foliosa subsp. foliosa Mixhael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2193 Los Angeles San Clemente Island. Northern tip of island, west of Northwest Harbor, ca. 100 feet from intertidal zone. 3 Comment
  RSA588681  Malacothrix glabrata Orlando Mistretta 1995-7-12 1904 Los Angeles San Gabriel Mountains. Little Rock Creek, Vincinity of Basin Campground. 1082 Comment
  CAS-BOT-BC347615  Malacothrix glabrata Ira L. Wiggins; W. R. Ernst 1958-5-2 229 Los Angeles Flats 1 mile northwest of Little Rock Comment
  CAS-BOT-BC347949  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  RSA188370  Malacothrix saxatilis var. tenuifolia R. F. Thorne, Percy C. Everett 1965-6-23 34998 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  RSA601126  Malacothrix saxatilis var. tenuifolia L. C. Wheeler 1967-6-26 9894 Los Angeles San Gabriel Mountains: Elsmere Canyon, south central. At the forks of the canyon, just north of the section line 488 Comment
  RSA754230  Malosma laurina Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1776 Los Angeles San Gabriel River Watershed; next to road. 383 Comment
  UCR258503  Malosma laurina R. G. Swinney 2010-6-23 13317 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  SEINET10923927 Image available Malus pumila Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3774 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  OBI12377  Malva assurgentiflora Louis C. Wheeler 1932-8-28 1307 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  SD66828  Malva assurgentiflora R. Mitchel Beauchamp 1967-3-18 318 Los Angeles In field south of Wilson Cove, San Clemente Island. Comment
  POM293089  Malva nicaeensis Lyman Benson 1946-4-30 12061 Los Angeles Hill 5 miles NE of Brea. Puente Hills Mt. Range. 274 Comment
  RSA652804  Malva parviflora S. Koukol, R. Koukol 1998-5-3 32 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 334 Comment
  RSA670201  Malva parviflora Joseph M. Keefe 2001-3-16 31133 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  UCR280660  Malva parviflora R. G. Swinney 2014-5-21 16604 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  UCR152479  Malva pseudolavatera A. C. Sanders, Lee Jones 2005-4-8 29347 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA279016  Malvella leprosa Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42190 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  SBBG54242  Marah macrocarpa F. C. Boutin 1967-4-23 1640 Los Angeles Nanny, NW of Lemon Tank 213 Comment
  UCR271801  Marah macrocarpa R. G. Swinney 2010-3-24 12073 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR41712  Marah macrocarpa G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA52137  Marah macrocarpa I. L. Wiggins 1949-2-21 s.n. Los Angeles San Clemente Island: Wilson's Cove Comment
  RSA608049  Marah macrocarpa L. C. Wheeler 1931-1-25 s.n. Los Angeles Dr. Huntington's Grove. Comment
  RSA652422  Marah macrocarpa George W. Goris 1948-2-23 s.n. Los Angeles 200' no. of new building on Calif. Poly. campus at San Dimas. 243 Comment
  POM70185  Marrubium vulgare Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  SBBG128431  Marrubium vulgare M. L. Hoefs 1994-5-21 1844 Los Angeles SE end of Renton Mine Rd 262 Comment
  PASA1166  Marrubium vulgare Loletta Hiebert Los Angeles Flintridge Comment
  SFV12556  Marsilea vestita subsp. vestita M. H. Grayum 1977-11-24 881 Los Angeles San Fernando Valley Sepulveda Basin. Field just northwest of junction of Burbank Blvd. and San Diego Freeway. 210 Comment
  UC1178663  Meconella denticulata Peter Kamb 1947-5-25 536 Los Angeles near Sunset Ridge Guard station; San Gabriel Mtns, Millard Canyon 670 Comment
  RSA151281  Medicago polymorpha Peter H. Raven 1962-4-9 17130 Los Angeles near barracks, Wilson Cove, San Clemente Island 61 Comment
  SEINET3245805  Melia azedarach R. G. Swinney 2009-1 10135 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel (Azusa 7.5') 171 Comment
  CAS-BOT-BC281522  Melica imperfecta Alice Eastwood 1919-5-29 8991 Los Angeles San Gabriel Canyon Comment
  RSA727405  Melica imperfecta R. G. Swinney 1998-5-30 6159 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  UC1552129  Melica imperfecta David Charlton 1988-4-2 1487 b Los Angeles Cajon Pass; Cleghorn Road Turnoff, I 15, Swartout Valley Rd to end of pavement, site is under powerline 1524 Comment
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Feb 4 2015
  UCR190097  Melica imperfecta R. G. Swinney 1998-7-30 6589 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  CDA32522  Melica imperfecta T. C. Fuller & T. Suzuki 1958-5-9 s.n. Los Angeles Millard Canyon, Chaney Trail above Altadena. 0 Comment
  CDA4213  Melilotus albus A. C. Browne 1953-7-3 Los Angeles Highway 99, 3 miles south of Gorman. 0 Comment
  UCR210481  Melilotus albus R. G. Swinney 2008-12-2 9925 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  RSA674540  Melilotus indicus LeRoy Gross 2003-2-22 736 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  LA33784  Mentha canadensis Peter H. Raven; Henry J. Thompson 1959-10-25 14636 A Los Angeles Comment
  UCR190357  Mentzelia R. G. Swinney 2001-6-16 7976 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
  RSA440349  Mentzelia affinis Anstruther Davidson 1908-01 1982 Los Angeles Hollywood. Comment
  UC557735  Mentzelia affinis Nell Murbarger May 1936 185 Los Angeles San Clemente Island; ; ; Extreme Southern end of island on hot, dry, south-facing slope. Comment
  HSC79302  Mentzelia albicaulis Roberta G. Robertson 1974-4-27 215 Los Angeles 0.4 mi. S of Jct. Pearblossom Hwy. (Hwy. 138) and Largo Vista Rd. (Hwy. N4), on Largo Vista Rd., 20.7 air mi. ESE Palmdale, Antelope Valley. 1037 Comment
  RSA660115  Mentzelia dispersa Orlando Mistretta 1992-6-12 559 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR99498  Mentzelia dispersa Steve Boyd, Lauren Raz 1997-5-20 9814 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  UC672669  Mentzelia jonesii H. L. Mason 1932-4-1 6871 Los Angeles 1 m e Lancaster; Mohave Desert Comment
  SD50741  Mentzelia ravenii D. F. Howe 1959-5-3 Los Angeles 15 miles west of Lancaster, Los Angeles Co. Comment
  CAS-BOT-BC167618  Mentzelia veatchiana Le Roy Abrams 1901-4-1 1202 Los Angeles Ballona Harbor Comment
  RSA727361  Mentzelia veatchiana R. G. Swinney 1998-5-16 6067 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  SD247668  Mentzelia veatchiana Ed Kentner 2014-3-21 362 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. 1876 Comment
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Jun 9 2016
  SBBG130732  Mesembryanthemum crystallinum S. A. Junak 2000-6-29 SCa 1343 Los Angeles Bird Rock, just E of High Point, NW end of Opuntia patch 12 Comment
  UCD102821  Micranthes californica Daryl Koutnik 1978-3-27 176 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue, Claremont. 579 Comment
  POM18206  Microseris lindleyi P. A. Munz 1923-4-10 6732 a Los Angeles Grassy slope S of Lemon Tank, San Clemente Island 244 Comment
  SBBG122022  Mimetanthe pilosa A. Parikh, N. Gale 2004-6-2 2032 Los Angeles Santa Clara River in vicinity of confluence with Castaic Crk, Newhall Ranch 290 Comment
  POM305747  Mimulus aurantiacus Henry J. Ramsey, Henry J. Ramsey 1937-6-27 946 Los Angeles Little Tujunga Canyon, Summit., Angeles National Forest, San Gabriel Mountains. Comment
  RSA641692  Mimulus aurantiacus Orlando Mistretta 1993-6-2 866 Los Angeles San Gabriel Mountains: Vincent Gulch Mine. 2079 Comment
  JEPS87293  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-22 1075 Los Angeles n Flintridge (4.4 mi n of 210 Freeway along Hwy 2) 790 Comment
  RSA439246  Mimulus aurantiacus var. pubescens Richard C. Barkelew 1929-4-10 s.n. Los Angeles Glendale. Comment
  UC147938  Mimulus aurantiacus var. pubescens C. F. Baker 1909-5-23 5354 Los Angeles San Antonio Canyon Comment
  UC943857  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-10 1914 B Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  UCR127181  Mimulus aurantiacus var. pubescens A. C. Sanders 2003-6-20 26998 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  UCR281329  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-5-19 16549 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA442696  Mimulus aurantiacus var. puniceus George R. Johnston 1929-7-21 s.n. Los Angeles Catalina Island. Comment
  LA51876  Mimulus brevipes O. A. Plunkett; 1926-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  PASA107  Mimulus brevipes Sally Ellis 1939-5-12 Los Angeles San Dimas Canyon Comment
  RSA408174  Mimulus brevipes Robin S. Collins 1973-4-9 238 Los Angeles Angeles National Forest, San Gabriel Mounts: Trail Canyon. 610 Comment
  UCR190543  Mimulus brevipes R. G. Swinney 2000-6-19 7820 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR47878  Mimulus brevipes Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns, Rd. N3 at mile marker 20.28, vicinity of Hidden Springs, Angeles National Forest 960 Comment
  RSA5496  Mimulus cardinalis Carl B. Wolf 1932-8-11 4012 Los Angeles Big Rock Creek, 1 1/4 mi. below Big Rock Ranger Station 915 Comment
  SEINET3159643  Mimulus cardinalis G. B. Grant, W. Wheeler 1904-1 287 /6143 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California. Comment
  UC586906  Mimulus cardinalis Joseph Andorfer Ewan 1934-8-10 8414 Los Angeles 1/2 mi above Buckhorn; San Gabriel Mts. 2042 Comment
  UCR259164  Mimulus cardinalis R. G. Swinney 2010-6-23 13365 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
  POM175357  Mimulus cardinalis E. Crow 1930-6-29 s.n. Los Angeles Pine Flats, San Gabriel Mountains. Comment
  RSA420672  Mimulus cardinalis Geo. L. Moxley 1915-7-4 369 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  RSA682711  Mimulus floribundus LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1048 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 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
  UC1537596  Mimulus fremontii var. fremontii Gordon H. True Jr. 1935-3-28 189 Los Angeles w Littlerock 914 Comment
  UC446439  Mimulus grandis George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 789 /6135 Los Angeles Santa Catalina Island Pacific Ocean Comment
  RSA0098787  Mimulus guttatus R. G. Swinney 2011-6-1 14937 A Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA447959  Mimulus guttatus Anstruther Davidson 3620 Los Angeles Fish Creek Canyon, San Gabriel Mountains. Comment
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Jan 11 2007
  UCR204845  Mimulus johnstonii R. G. Swinney 2005-8-11 8440 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR182640  Mimulus moschatus R. G. Swinney 1997-7-23 5726 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  UCR270902  Mimulus moschatus R. G. Swinney 2011-8-17 15643 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA239172  Mimulus moschatus Robert F. Thorne, M. Z. Thorne 1969-7-10 39369 Los Angeles San Gabriel Mts; Angeles National Forest; ca. 1 mile W of Wrightwood along Wrightwood-Big Pines Hwy. 1951 Comment
  SEINET13387034 Image available Mimulus pilosus R. G. Swinney 2011-1 15723 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 (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  UCR270265  Mimulus pilosus R. G. Swinney 2011-10-10 15723 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
  CAS-BOT-BC388656  Minuartia douglasii C. F. Baker 1909-5-15 5351 Los Angeles Mts near Claremont Comment
  CHSC101711  Minuartia douglasii V. Soza; LeRoy Gross 2002-4-3 1379 Los Angeles Transverse Ranges, Liebre Mountains region; west side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. Comment
  UCR3974  Mirabilis californica Art Whistler 1965-5-1 s.n. Los Angeles San Fernando Valley, Chatsworth, at the NW base of 'Stony Point,' which is at the N end of Topanga Canyon Blvd. 290 Comment
  RSA0026045  Mirabilis jalapa R. G. Swinney 2008-12-2 9929 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  UCR256254  Mirabilis laevis R. G. Swinney 2010-3-22 12086 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  CAS-BOT-BC434635  Mirabilis laevis var. crassifolia Geo. B. Grant 1901-6-23 4117 Los Angeles Pasadena Comment
  SDSU8456  Mirabilis laevis var. crassifolia R. M. Beauchamp 1967-3-18 301 Los Angeles On dry slope west of dump below Lemon Tank., San Clemente Island, Ca. Comment
  UCR143091  Monardella australis subsp. cinerea I. M. Johnston 1917-8-22 1693 Los Angeles Transverse Ranges; San Gabriel Mtns., 'Little Baldy 2896 Comment
  UCR270646  Monardella breweri subsp. lanceolata R. G. Swinney 2011-10-10 15737 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
  SEINET5333442  Monardella breweri subsp. lanceolata G. B. Grant 1903-1 796 a Los Angeles Mt. Lowe, (illegible) Cal. Comment
  RSA0042751  Monardella candicans Bonnie C. Templeton 1971-5-16 11609 Los Angeles About 7 miles northeast of Palmdale. 815 Comment
  CAS-BOT-BC215612  Monardella linoides subsp. erecta Joseph Andorfer Ewan 1936-7-29 9865 Los Angeles North side of Table Mt. at summit, San Gabriel Mts. Comment
  RSA188498  Monardella linoides subsp. stricta Robert F. Thorne, J. D. Olmsted 1965-8-26 35363 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  SD134512  Monolopia lanceolata Craig Reiser 1991-5-6 Los Angeles Palmdale, Verde Ridge Comment
  RSA150664  Muhlenbergia appressa P. H. Raven 1962-5-9 17651 Los Angeles San Clemente Island, along road just north of Guds 250 Comment
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Aug 4 2010
  RSA533927  Muhlenbergia appressa Timothy S. Ross, Mistretta, Hammitt 1991-5-19 5232 Los Angeles San Clemente Island: southeast end of island; easternmost branch of Snake Cactus Canyon (drainage beginning 2350 feet due W of Guds) 131 Comment
  LA9629  Muhlenbergia californica Victor Duran; 1933-8-11 3546 Los Angeles San Gabriel Mountains, South Fork Big Rock Creek 1600 Comment
  UCR194005  Muhlenbergia californica R. G. Swinney 1998-7-28 6512 Los Angeles San Gabriel Mtns., Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak 1024 Comment
  RSA599631  Muilla maritima Steve Boyd, Lauren Raz 1997-4-16 9525 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  UC1178585  Muilla maritima Peter Kamb 1948-5-6 948 Los Angeles above Little Rock; foothills of the San Gabriel Mountains 975 Comment
  RSA68688  Muilla maritima F. W. Peirson 5 Los Angeles east bank of Arroyo Seco, Pasadena. Comment
  SEINET12047982  Muilla maritima D. M. Mukunya 1967-1 58 Los Angeles Wash-Pomona College, Claremont, San Gabriel Comment
  UC1595351  Muilla maritima Tim Ross 1992-5-17 6354 Los Angeles 164 degrees sse and ca 555m distant from mouth of Shoemaker Canyon (w-facing slope above sandy bench); San Gabriel Mountains, E Fork of the San Gabriel River 658 Comment
  CDA8832  Munzothamnus blairii T. Niehaus, W. Roderick 1965-4-2 390 Los Angeles Lemon Tank Canyon, San Clemente Island. Comment
  RSA748900  Nama californica R. G. Swinney 2008-5-12 8835 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA0043154  Nama californica Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  CAS-BOT-BC259792  Nassella cernua H. E. Hasse 1892-4-1 s.n. Los Angeles Soldiers Home Comment
  RSA574277  Nassella cernua Timothy S. Ross 1993-4-21 6832 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972 ft) and Cactus Peak (1560 ft); 500-1200- ft. NNE to NE of 'Quart' (1252 ft) 396 Comment
  RSA574278  Nassella lepida Timothy S. Ross 1993-4-21 6864 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit., 33'20'22N, 118'26'38W. 384 Comment
  RSA0080162  Nassella lepida Orlando Mistretta 1992-7-9 667 Los Angeles San Gabriel Mtns: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR119280  Navarretia hamata A. C. Sanders, D. Malueg 1998-6-22 22054 Los Angeles Foothills of San Gabriel Mtns., Sunset Ridge, Millard Canyon watershed north of Altadena, SCE powerlines near Millard Picnic Area, Angeles National Forest, N end of Chaney Trail 610 Comment
  SBBG117011  Navarretia hamata subsp. leptantha S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1526 Los Angeles E of Little Harbor, near Sheep Chute Ridge Rd, ca. 0.4 mi from jct with Little Harbor Rd, overlooking Campo Blanco Cyn 97 Comment
  RSA157796  Navarretia hamata subsp. leptantha P. H. Raven 1962-5-10 17724 Los Angeles Above head of north fork of canyon just north of gray, San Clemente Island 518 Comment
  RSA0106731  Nemacladus longiflorus var. breviflorus R. G. Swinney 2011-5-19 14791 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  RSA652199  Nemophila menziesii Jeanne Bellemin 1969-5-10 s.n. Los Angeles Evey Can. off Baldy Rd. Comment
  SBBG20609  Nemophila menziesii var. integrifolia K. A. Wilson 1962-3-25 1257 Los Angeles Soledad Cyn, small cyn adjacent to Bee Cyn, N of River's End Ranch Comment
  RSA421304  Nemophila menziesii var. integrifolia Frances Runyan 1973-4-7 28 Los Angeles Agua Dulce, north of freeway 610 Comment
  SD186056  Nerium oleander A. C. Sanders 2003-3-14 25783 Los Angeles Long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd. 519 Comment
  CAS-BOT-BC231702  Nicotiana glauca Ira L. Wiggins 1925-6-1 1755 Los Angeles White's [Whites] Landing, Santa Catalina Island Comment
  OBI8174  Nicotiana glauca Lewis Meltz 1977-4-9 LM 23 Los Angeles 3.0 km E of Eaton Cyn bridge. Mod. distr 457 Comment
  UC1125160  Nicotiana glauca P. L. Johannsen 1933-12-20 208 Los Angeles 3.75 mi s and 3 mi w Reseda; Calabasas Quad. 548 Comment
  SEINET10851871  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3943 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UC749006  Notholaena californica subsp. californica Louis C. Wheeler 1932-7-9 955 Los Angeles 3/4 mi from mouth of Rogers Canyon; San Gabriel Mtns 304 Comment
  RSA507558  Oenothera californica subsp. californica Louis C. Wheeler 1967-8-1 10220 Los Angeles San Gabriel Mountains: 1/2 mile N of Roundtop. 1890 Comment
  POM188344  Oenothera deltoides subsp. deltoides P. A. Munz 1933-5-13 12949 Los Angeles 10 miles south of Muroc. Comment
  UC314074  Oenothera deltoides subsp. deltoides A. D. E. Elmer June 1902 3810 Los Angeles Lancaster Comment
  UCR260029  Oenothera elata subsp. hirsutissima R. G. Swinney 2010-4-21 12321 Los Angeles San Gabriel Mountains, Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  CAS-BOT-BC59012  Opuntia littoralis L. R. Abrams; I. L. Wiggins 1931-7-6 384 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  UCR178924  Opuntia littoralis R. G. Swinney 1989-5-9 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon 0.6 mi. east of Glendora Mountain Road 396 Comment
  RSA602464  Opuntia littoralis var. vaseyi Scott D. White 1997-5-15 5153 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  RSA122579  Opuntia parryi P. L. Johannsen 1934-2-26 3942 Los Angeles Soledad Canyon. 381 Comment
  POM317682  Opuntia phaeacantha W. Hubert Earle 1968-1 s.n. Los Angeles Lancaster; Meadow Wash Canyon. Mojave Desert. 762 Comment
  CAS-BOT-BC502622  Orobanche bulbosa Ernest C. Twisselmann 1959-6-2 5354 Los Angeles Liebre Mountain Road, 0.3 i E of the old Ridge Route 1249 Comment
  RSA773674  Orobanche californica R. G. Swinney 2009-6-3 11041 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0084144  Orobanche californica subsp. feudgei Albert J. Perkins 1919-5-30 s.n. Los Angeles Big Rock Creek. Comment
  RSA0059244  Orobanche uniflora subsp. occidentalis Donald R. Bissing 1973-5-18 89 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  CAS-BOT-BC243694  Orobanche valida W. P. Arkstrong 1979-8-15 s.n. Los Angeles SE firebreak ridge of Lookout Mtn., W side of ridge 1798 Comment
  RSA603556  Orthocarpus purpurascens Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 626 Los Angeles N side of Cherry Harbor, overlooking harbor, ca. 60 m upslope. 75 Comment
  RSA483585  Orthocarpus purpurascens var. purpurascens D. Charlton 1988-4-3 1710 Los Angeles West of Lancaster on Hwy 138. Quail Lake area between Gorman and Holiday Valley. 1067 Comment
  POM184692  Osmorhiza brachypoda Joseph A. Ewan 1932-6-17 7349 Los Angeles Long canyon of Arroyo Seco 1098 Comment
  UCR281590  Oxalis pes-caprae R. G. Swinney 2014-6-5 16720 Los Angeles San Gabriel Mountains, Glendora, 0.48 miles north of Sierra Madre Ave. at Rainbow Dr. 381 Comment
  UCR202720  Oxytheca parishii var. parishii R. G. Swinney 2001-8-18 8057 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
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Aug 29 2012
  UCR108654  Paeonia californica L. C. Wheeler 1967-5-18 9609 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR150659  Paeonia californica James Henrickson 1985-3-31 19796 Los Angeles c. 3 mi SW of Newhall just south of Calgrove Ave about 0.5 mi east of the freeway 370 Comment
  POM48028  Paeonia californica C. F. Baker 1903-4-1 4120 Los Angeles Claremont. Comment
  POM8493  Papaver californicum P. A. Munz, R. D. Harwood 1920-4-21 3714 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  SEINET191361  Pappostipa speciosa A. A. Beetle 1942-4-24 3209 Los Angeles 6 mi W of Llano in Larrea Comment
  SBBG32114  Parapholis incurva R. N. Philbrick 1967-5-19 B 67 -241 Los Angeles Little Harbor Comment
  SBBG83251  Parapholis incurva M. Daily 1986-4-7 SCa-t- 8 Los Angeles Bird Rock Comment
  CAS-BOT-BC413408  Parietaria hespera var. hespera Le Roy Abrams 1901-4-5 1349 Los Angeles San Fernando Mts., Chatsworth Park 457 Comment
  RSA660797  Parietaria hespera var. hespera LeRoy Gross, Valerie Soza 2001-6-6 432 Los Angeles Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 701 Comment
  SBBG131581  Parietaria hespera var. hespera S. A. Junak 2000-4-15 SCa 1210 Los Angeles ridgeline between 2 cyns (one on E side of rd, one on W side), 0.4 mi from Divide Rd, location of bird transect #1 457 Comment
  SEINET222750 Image available Parkinsonia florida Leila M. Shultz 1981-4-26 5001 Los Angeles CULTIVATED; Rancho Santa Ana Botanical Garden. 305 Comment
  UC166837  Pectocarya anisocarpa Geo. B. Grant 1906-4-18 913 Los Angeles Pasadena Comment
  UCR192057  Pectocarya linearis A. C. Sanders 2008-4-11 34860 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  SBBG36256  Pectocarya linearis subsp. ferocula S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 498 Los Angeles Cape Cyn, along E side of Cape Cyn Rd, ca. 2.4 rd mi from intersection with Airport Rd 377 Comment
  SEINET4071536  Pectocarya linearis var. ferocula R. Moran 1941-1 698 Los Angeles Ridge north of Middle Ranch, Santa Catalina Island. 300 Comment
  UCR155650  Pectocarya recurvata A. C. Sanders, T. B. Salvato 2005-4-26 29680 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
  SEINET2441553  Pectocarya setosa R. G. Swinney 2008-5-8 8789 Los Angeles San Gabriel Mtns.: West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. (Valyermo 7.5' Q.). 1264 Comment
  RSA592149  Pectocarya setosa L. C. Wheeler 1967-5-8 9350 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA0106855  Pedicularis semibarbata R. G. Swinney 2011-7-29 15574 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  UCR223512  Pedicularis semibarbata R. G. Swinney 2009-7-29 11442 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR270683  Pedicularis semibarbata R. G. Swinney 2011-8-17 15651 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  UC284218  Pellaea andromedifolia P. A. Munz 1923-4-8 6634 Los Angeles east coast San Clemente Isl Comment
  CAS-BOT-BC67702  Pellaea andromedifolia LeRoy Abrams 1903-3-13 3121 Los Angeles San Gabriel Canyon Comment
  RSA535704  Pellaea andromedifolia T. S. Ross 1991-5-23 5502 Los Angeles San Clemente Island. Mouth of Tota Canyon, middle of island, eastern escarpment. 3 Comment
  RSA535717  Pellaea andromedifolia T. S. Ross 1991-5-22 5459 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 60 Comment
  POM120785  Pellaea andromedifolia var. andromedifolia Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA686909  Pellaea mucronata Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  POM22838  Pellaea mucronata var. mucronata D. L. Crawford, Hiatt 1916-3-29 s.n. Los Angeles Topango Canyon, Santa Monica Mountains Comment
  RSA756738  Pennisetum setaceum R. G. Swinney 2008-6-24 9096 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 244 Comment
  NY583772  Penstemon centranthifolius C. B. Wolf 1936-5-27 7836 Los Angeles San Gabriel Mountains, Indian Canyon Camp, 2 miles off Soledad Canyon 914.4 Comment
  RSA670658  Penstemon centranthifolius Bonnie C. Templeton 1947-5-21 6280 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UC1043412  Penstemon centranthifolius Richard M. Straw 1954-6-7 600 Los Angeles Crystal Lake San Gabriel Mts, Upper San Gabriel River Cyn, Crystal Lake (Upper San Gabriel River Canyon, San Gabriel Mts.) 1524 Comment
  NY583855  Penstemon centranthifolius F. A. MacFadden 05 1933 10997 Los Angeles Tejunga Wash, off Radford Street, Roscoe Comment
  SBBG66576  Penstemon grinnellii E. Crow 1930-6-29 Los Angeles near Pine Flats Comment
  NY601158  Penstemon grinnellii N. H. Holmgren 1966-5-29 2609 Los Angeles San Gabriel Mountains, Grandview Canyon, County road N4, 4.5 miles below (west-northwest of) Big Pines Station. 1706.9 Comment
  SBBG68835  Penstemon grinnellii C. Bornstein, D. Kershaw 1998-6-5 Los Angeles Sawmill Mtn Rd, 1.3 mi W of jct with Elizabeth Lake Rd Comment
  RSA670657  Penstemon heterophyllus subsp. australis Bonnie C. Templeton 1947-5-21 6285 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA226345B  Penstemon heterophyllus var. australis Robert F. Thorne, C. W. Tilforth 1971-6-17 39917 Los Angeles 1.4 mile along Placerita Canyon Road beyond Sand Road Junction, W end of San Gabriel Mountains 610 Comment
  NY604279  Penstemon labrosus G. B. Grant 1902-6-10 573 Los Angeles Summit of Mount Wilson Comment
  RSA585771  Penstemon labrosus Orlando Mistretta 1995-7-11 1885 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  UC139648  Penstemon labrosus LeRoy Abrams 1902-6-30 2606 Los Angeles Mt. Wilson Comment
  UCD124199  Penstemon labrosus Victor Duran 1933-7-19 3519 Los Angeles Buckhorn, San Gabriel Mountains. 1981 Comment
  RSA577277  Penstemon rostriflorus Orlando Mistretta 1994-7-20 1437 Los Angeles San Gabriel Mountains, Big Rock Creek, Big Rock Campground, around bathroom just N of turnaround at end of campground. 1646 Comment
  PASA1029  Penstemon spectabilis M. Stason 1931-4-5 Los Angeles Wash near Azusa Comment
  RSA401802  Penstemon spectabilis Freda Detmers 1931-4-1 s.n. Los Angeles Griffith Park. Comment
  UCSB42850  Penstemon spectabilis Green, Lisa 1980-5-30 Los Angeles N. side of the Simi Valley Freeway near Iverson Rd. 426 Comment
  UCR270965  Penstemon spectabilis var. subviscosus R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14320 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA0060344  Pentagramma triangularis Lyman Benson 1945-5-11 11697 Los Angeles Canyon below Johnson's Pasture, Claremont. San Gabriel Mountains, Pacific Slope drainage. 549 Comment
  RSA687384  Pentagramma triangularis subsp. triangularis B. C. Templeton 1947-5-21 6264 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  CAS-BOT-BC71666  Pentagramma triangularis subsp. triangularis Geo. B. Grant 1901-1-1 122 Los Angeles From Old Wilson Trail Comment
  RSA687391  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-4-4 7244 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SD66901  Pentagramma viscosa R. Mitchel Beauchamp 1967-3-20 358 Los Angeles Santa Catalina Island, on slope above beach road between Avalon and Abalone Point Comment
  RSA0013168  Perideridia pringlei Orlando Mistretta, Christine Mistretta 2011-6-6 5678 Los Angeles Vicinity of Palmdale. Approx. 100 meters SE of intersection of Elizabeth Lake Rd and Southern California Edison transmission line corridor, 2.32 miles E of Jct of Elizabeth Lake Rd. and Godde Hill Rd. 903 Comment
  RSA92222  Perityle emoryi F. W. Peirson 1907-7-1 1368 Los Angeles Catalina Island. Comment
  UCD134901  Perityle emoryi P. B. Kennedy Date Unknown s.n. Los Angeles White Landing, Santa Catalina Island. Comment
  SD234446  Petalonyx thurberi David Charlton, Virginia Howard 1989-6-15 3356 Los Angeles Western Mojave Desert: sled track near south entrance to Edwards Air Force Base, near intersection of Lancaster Blvd. (120th St E) and Ave. D (Redman 7.5' Q) 712 Comment
  RSA75344  Phacelia bicolor F. W. Peirson 1933-5-13 10664 Los Angeles About 10 miles south of Munroc, Western Mojave Desert. Comment
  SD253472  Phacelia brachyloba R. G. Swinney 2011-5-31 14919 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  RSA0040541  Phacelia cicutaria var. hispida Orlando Mistretta 1990-4-15 s.n. Los Angeles Fish Canyon, tributary to the San Gabriel River 336 Comment
  RSA428000B  Phacelia curvipes Anstruther Davidson 1906-6-7 s.n. Los Angeles Big Rock Creek. Comment
  UCR209478  Phacelia curvipes R. G. Swinney 2008-6-17 9027 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  PASA1380  Phacelia davidsonii Margaret Stason 1931-6-13 Los Angeles Chilao, San Gabriel Mts. Comment
  RSA0116346  Phacelia distans R. G. Swinney 2010-5-21 12889 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
  RSA11034  Phacelia distans Carl B. Wolf 1928-3-29 1594 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA615711  Phacelia distans Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  LA202610  Phacelia egena Peter H. Raven; 1960-5-21 850 Los Angeles 259 Comment
  RSA0113370  Phacelia fremontii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7512 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  SD45362  Phacelia fremontii Lincoln Constance 1941-4-10 2801 Los Angeles Antelope Valley, 1.5 miles west of Lancaster. 715 Comment
  UC1537523  Phacelia fremontii Gordon H. True 1935-3-5 43 Los Angeles 4 mi s Palmdale 944 Comment
  UC186030  Phacelia fremontii K. Brandegee May 1889 Los Angeles South Side (Ravenna) Comment
  UCR176960  Phacelia fremontii L. C. Wheeler 1967-5-9 9379 Los Angeles San Gabriel Mtns, Aliso Canyon, east of Acton, c. 1 mi downstream from Wagonwheel Ranch 1067 Comment
  UCR209477  Phacelia fremontii R. G. Swinney 2008-6-17 9028 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  POM155609  Phacelia grandiflora M. L. Bryan 1928-5-9 47 Los Angeles Mandeville canyon. Near Santa Monica. Comment
  JEPS127384  Phacelia hubbyi Robert Steers 2004-12-23 Los Angeles Palos Verdes Peninsula. Rancho Palos Verdes. Comment
  RSA0080785  Phacelia hubbyi R. G. Swinney 2010-5-7 12576 Los Angeles Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  SFV3018  Phacelia imbricata K. A. Wilson 1962-5-12 1277 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  RSA134025  Phacelia imbricata subsp. imbricata L. R. Heckard 1953-6-14 499 Los Angeles 2.5 miles down road to Little Rock From junction of Pacifico Mt. Road. 1585 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
  RSA717786  Phacelia imbricata subsp. imbricata R. G. Swinney, Dave Larson 1996-7-17 5120 Los Angeles San Dimas Experimental Forest, east half (grass portion) of Browns Flst 1317 Comment
  SBBG118714  Phacelia imbricata subsp. imbricata O. Mistretta 1992-5-25 442 Los Angeles Fenner Cyn Conservation Camp, between camp boundary and water tower Comment
  RSA755590  Phacelia imbricata subsp. patula R. G. Swinney 2008-7-15 9227 Los Angeles Winston Peak. 2275 Comment
  UC951102  Phacelia imbricata subsp. patula LeRoy Abrams 1902-6-29 2591 Los Angeles Mt. Wilson Comment
  UCR205228  Phacelia longipes R. G. Swinney 2008-5-2 8721 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  CATA1217  Phacelia lyonii Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2275 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  CATA3439  Phacelia lyonii Benjamin J. Dion, Stuart Olshevski, Tobias Nickel, Jaimie Choi, Olivia Reda 2017-4-20 021 Los Angeles Santa Catalina Island: Interior; Haypress watershed on the northwest slopes above the Grand Canyon drainage 401 Comment
  PASA1334  Phacelia minor Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA703211  Phacelia minor LeRoy Gross 2005-2-15 1405 Los Angeles Along ridgeline between Brand and Childs Canyons. South side of the Verdugo's. Near 715 Comment
  UC881199  Phacelia minor Ira W. Clokey, B. Templeton Mar., 1929 4532 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  UCR163196  Phacelia minor Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  UCR205083  Phacelia minor R. G. Swinney 2008-4-10 8630 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  RSA0025156  Phacelia mohavensis Jane Tirrell 2012-6-19 LS 0068 Los Angeles Lily Spring; downslope from Pacific Crest Trail, approximately 0.5 mile northwest of Mt. Hawkins. 2481 Comment
  RSA230216  Phacelia mohavensis Robert F. Thorne 1969-7-2 38281 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  UCR273218  Phacelia ramosissima R. G. Swinney 2011-10-18 15834 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  UCR276756  Phacelia ramosissima R. G. Swinney 2010-8-11 13485 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA428162  Phacelia ramosissima var. austrolitoralis Fred H. Jensen 16152 Los Angeles El Segundo. Comment
  RSA717378  Phacelia tanacetifolia Scott D. White, Pam DeVries 2006-5-9 11398 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SFV6451  Phacelia tanacetifolia T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 204 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  POM183615  Phacelia viscida Joseph A. Ewan 1929-5-18 1253 Los Angeles 1 mile above mouth of Los Flores Canyon. Comment
  RSA623469  Phalaris aquatica L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Susanna Canyon, 1/4 mile upstream from mouth (San Gabriel Reservoir). Comment
  UCD88989  Phalaris lemmonii Frank W. Gould 1944-4-12 2281 Los Angeles 131st Street and Western Ave. Comment
  SEINET10920985  Phalaris lemmonii LeRoy R. Abrams 1903-4-9 Abrams 3234 Los Angeles In exsiccated places, Inglewood Comment
  RSA535718  Phalaris minor Timothy S. Ross 1991-5-22 5468 Los Angeles San Clemente Island, Spray canyon, short canyon 2400 feet ENE of Spray ( which in turn is 5200 feet N of Eel Point.), W side of island. 79 Comment
  SD30639  Phalaris minor Edith A. Purer 1931-4-28 2026 Los Angeles Roadside along Ballona Road Near El Segundo Comment
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Jul 9 2014
  UC196660  Phalaris minor A. Davidson, M. D. July 1916 3157 Los Angeles Boca Ranch Comment
  RSA127953  Pholistoma auritum H. J. Thompson 1959-4-19 1939 Los Angeles Mulholland Highway, 1 mile W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  RSA459284  Pholistoma membranaceum L. E. Hoffman 1932-3-27 s.n. Los Angeles Big Rock Creek. Comment
  UCR264737  Pholistoma membranaceum Steve Boyd, Gary D. Wallace 2011-4-14 12321 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UCD120968  Pholistoma racemosum F. R. Fosberg 1931-3-24 S 4345 Los Angeles Hamilton Canyon, Santa Catalina Island. 50 Comment
  POM354314  Phoradendron bolleanum var. densum Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  RSA587981  Phoradendron pauciflorum Orlando Mistretta, Tim S. Ross 1994-6-1 1289 -B Los Angeles San Gabriel Mountains: Santiago Canyon. Pacifico Mountain, near top of Santiago Canyon. 1966 Comment
  PASA75  Phoradendron villosum Margaret Stason 1931-4-18 Los Angeles Crystal Lake Comment
  RSA549502  Phoradendron villosum Tim S. Ross, Steve D. Boyd 1990-6-18 3484 Los Angeles San Gabriel Mountains: Angeles National Forest. Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1877 Comment
  UC848880  Phoradendron villosum Marcus E. Jones, A. M. 1882-2-27 3028 Los Angeles Pasadena Comment
  RSA0072465  Photinia arbutifolia var. macrocarpa E. R. Johnson 1930-1-30 1651 Los Angeles Upper Avalon Canyon, Santa Catalina Island. Comment
  UCR124280  Phyllospadix scouleri L. C. Wheeler 1965-7-1 s.n. Los Angeles Bluff Cove, Palos Verdes Estate Comment
  RSA682941  Phyllospadix torreyi R. Setzer 1975-9-7 8580 -a Los Angeles Lunada, Palos Verdes Peninsuala. Comment
  UC574966  Phyllospadix torreyi C. Epling and Wm. Robison 1933-11-18 Los Angeles near Redondo; Malaga Cove Comment
  RSA472033  Picris echioides A. M. Johnson 1933-5-17 s.n. Los Angeles Del Rey Salt Marsh. Comment
  RSA673605  Pinus attenuata LeRoy Gross 2003-1-18 684 Los Angeles Along dirt road that had a sign stating Plantation Lateral just off Verdugo Mountainway, along crest of the Verdugo's. 854 Comment
  POM980  Pinus attenuata I. M. Johnston 1916-11-21 s.n. Los Angeles San Antonio Canyon Comment
  UCR256173  Pinus contorta subsp. murrayana R. G. Swinney 2010-9-21 13846 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  SEINET10833940  Pinus halepensis Chester T. Dziekanowski, David B. Dunn; Charlene A. Bennett 1976-7-20 Dziekanowski 2413 Los Angeles Collected in San Dimas, at 730 Walnut St. Comment
  CAS-BOT-BC78867  Pinus monophylla Le Roy Abrams; E. A. McGregor 1908-7-5 669 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1158 Comment
  RSA597392  Pinus monophylla T. S. Ross, Steve Boyd 1990-6-18 3510 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages; 1744 Comment
  UCR124705  Pinus monophylla B. C. Templeton 1932-8-26 5090 Los Angeles San Gabriel Mtns., Big Rock Canyon, near Vincent Gap, below Big Pines Park, Angeles National Forest 2012 Comment
  SEINET11736590  Pinus monophylla Unknown 1964-1 1984 Los Angeles ca 27 air mi SWW of Victorville on the N side of San Gabriel Mountains, in area of Caldwell Lake 1372 Comment
  CATA3224  Pinus radiata Julia Parish 2016-11-17 016 Los Angeles Santa Catalina Island: South-southwest corner of Thompson Reservoir, next to old hacktower 217 Comment
  CATA3271  Pinus radiata Ben Dion, Julia Parish 2017-1-26 003 Los Angeles Santa Catalina Island: Middle Canyon, halfway between Pumphouse 2 and first junction with Skull Ridge Road 0 Comment
  SEINET3875110 Image available Pinus sabiniana Timothy S. Ross 1995-4-26 8390 Los Angeles Upper end of LIEBRE GULCH along Forest Service Road 8N05. USGS 7.5' Liebre Mountain Quadrangle.; 0 1122 Comment
  RSA382798  Piperia michaelii George Henry Grinnell 1929-5-29 s.n. Los Angeles Glendale. Comment
  RSA382797  Piperia transversa George Henry Grinnell 1938-6-14 s.n. Los Angeles Near Malibu on Seminole Mountain. Comment
  RSA585251  Piptatherum miliaceum L. C. Wheeler 1933-9-10 2104 Los Angeles San Gabriel Mountains, Santa Anita Canyon 534 Comment
  RSA593451  Plagiobothrys arizonicus Steve Boyd 1996-4-24 8652 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  UCR99361  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-5-1 9653 B 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
  IRVC27311  Plagiobothrys canescens A. C. Sanders, Mark Elvin, et al. 2003-4-14 25948 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns. 351 Comment
  UCR88674  Plagiobothrys canescens Scott D. White, Chet McGaugh 1995-5-9 2995 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  POM13957  Plagiobothrys canescens P. A. Munz 1922-4-15 5143 Los Angeles Claremont. 365 Comment
  SBBG118601  Plagiobothrys canescens J. Henrickson 1979-4-18 17818 Los Angeles just N of Valencia, E of Interstate 5, between McBean Parkway and Valencia Parkway, E of College of Cyns 362 Comment
  CATA3335  Plagiobothrys canescens var. catalinensis Amy Catalano 2017-4-13 052 Los Angeles Santa Catalina Island: Steep hillside about 150 meters SW of junction of Silver Peak and Water Tank roads 323 Comment
  RSA251548  Plagiobothrys collinus var. gracilis R. F. Thorne 1973-4-11 42818 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  POM48150  Plantago coronopus Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  CLARK-A1528-694  Plantago erecta Fred B. Essig 1967-4-21 Los Angeles Santa Monica Mountains Comment
  SBBG131571  Plantago erecta S. A. Junak 2000-4-15 SCa 1193 Los Angeles Avalon Cyn, near E Summit Rd, 0.4 mi inland from gate at Wrigley Memorial, just S of lone water tank 195 Comment
  UC557652  Plantago erecta Nell Murbarger Mar 1936 233 Los Angeles San Clemente Island Comment
  POM16378  Plantago erecta Fossler 1923-4-2 s.n. Los Angeles Near Arroyo Seco, Pasadena Comment
  UCR272513  Plantago major R. G. Swinney 2011-10-27 15931 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  SEINET3818343 Image available Platanthera sparsiflora R. G. Swinney 1999-8-14 7624 Los Angeles San Gabriel Mountains; upper Fish Fork San Gabriel River c. 0.9 air miles east of Upper Fish Fork Campground 2146 Comment
  LA29314  Platanus racemosa Mary V. Hood; 1942-12-16 42 96 k Los Angeles 128 Comment
  SEINET4344837 Image available Platanus racemosa Linda Topp 1965-1 8 Los Angeles Claremont; Pomona Collage Wash 335 Comment
  UC520025  Platystemon californicus Joseph Andorfer Ewan 1932-5-19 7535 Los Angeles Playa del Rey Comment
  UCR210711  Poa R. G. Swinney 2008-9-10 9417 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  UCD90369  Poa annua F. W. Peirson 1923-4-12 3420 Los Angeles Big Pines Meadow, San Gabriel. 2087 Comment
  CHSC103497  Poa secunda V. Soza; LeRoy Gross, Bill Hogshead 2002-5-9 1463 Los Angeles Tranverse Ranges, San Gabriel Mountain region: Along Sunset Peak Road, 2.8 km ESE from Glendora Ridge Road. UTM 11S: 37 86 174 N x 04 35 497 E. 1493 Comment
  RSA588306  Poa secunda Orlando Mistretta 1994-4-15 1042 Los Angeles Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1036 Comment
  RSA600927  Poa secunda L. C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  SBBG13292  Poa secunda subsp. secunda M. A. Piehl 1962-6-9 62342 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  RSA657441  Polygonum arenastrum Joseph M. Keefe 2001-1-19 30899 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  SBBG17745  Polygonum arenastrum P. H. Raven 1962-7-11 17996 Los Angeles just S of old airstrip Comment
  RSA464423  Polygonum aviculare subsp. aviculare I. M. Johnston 1917-4-11 s.n. Los Angeles Gardena 16 Comment
  RSA464410  Polygonum aviculare subsp. aviculare E. Crow 1928-3-21 275 Los Angeles Claremont. Comment
  RSA608230  Polygonum lapathifolium Louis C. Wheeler 1946-9-2 6334 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 518 Comment
  RSA66323  Polygonum lapathifolium F. W. Peirson 1923-10-10 4160 Los Angeles Santa Clara River at crossing north of Saugus. Comment
  RSA601312  Polypodium californicum L. C. Wheeler 1933-5-1 1678 Los Angeles Santa Monica Mountains, Rustic Canyon 61 Comment
  RSA689898  Polypodium californicum T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA689912  Polypodium californicum M. B. Dunkle 1929-1-26 2045 Los Angeles Santa Catalina Island, Fern Canyon H.S. [High School]. 30 Comment
  SEINET13276840 Image available Polypodium californicum R. G. Swinney 2011-1 14195 Los Angeles San Gabriel Mountains: mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam (Glendora 7.5' Q.) (T1N R9W S28) 509 Comment
  RSA689897  Polypodium californicum John E. Marble 1894-5-2 s.n. Los Angeles Elgsian? Park. Los Angeles Calif Comment
  UC62427  Polypodium californicum R. S. Norris June, 1893 Los Angeles Piedracitas Canyon; Catalina Isl. Comment
  UCSB62285  Polypodium californicum Kiefer, Lawrence 1967-3-26 Los Angeles San Gabriel Mtns., NE of Sunland, Delta Canyon, tributary of Big Tujunga Canyon, ca. 0.75mi up from confluence 701 Comment
  UCSB62371  Polypodium californicum Kiefer, Lawrence 1967-4-8 Los Angeles San Gabriel Mtns., Alder Creek, tributary of upper Tujunga Canyon, ca. 2mi from confluence 1097 Comment
  UCSB62445  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone, San Dimas Comment
  UCSB62472  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  CAS-BOT-BC232415  Polypogon monspeliensis 1902-6-20 s.n. Los Angeles Redondo Comment
  LA10126  Polypogon monspeliensis W. O. Griesel; 1935-10-13 sn Los Angeles Boquet Canyon, along edge of stream 761 Comment
  UCR73124  Polypogon monspeliensis Scott D. White 1992-10-8 916 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), 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
  CAS-BOT-BC237500  Polypogon viridis F. A. M. 1936-9-6 14742 Los Angeles Mount Baldy Camp, San Antonio Canyon Comment
  RSA187978  Polypogon viridis R. F. Thorne, Percy C. Everett 1965-6-24 35039 Los Angeles Santa Catalina Island: below dam in lower Cottonwood Canyon 38 Comment
  RSA206141  Polypogon viridis R. G. Swinney 2008-5-30 8913 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
Read comments
Dec 6 2010
  SEINET3152574  Polystichum imbricans subsp. curtum G. B. Grant, W. Wheeler 1904-5-17 1032 /6236 Los Angeles Pasadena: Mt. Wilson 1676 Comment
  UC380924  Polystichum imbricans subsp. curtum Marcus E. Jones 1882-2-27 3032 Los Angeles Pasdena Comment
  RSA0019766  Polystichum imbricans subsp. imbricans Orlando Mistretta, Christine Mistretta 2011-7-1 5892 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA448070  Populus alba G. R. Johnstone 1931-4-18 s.n. Los Angeles Elysian Park Comment
  CAS-BOT-BC452113  Potamogeton crispus Robert F. Thorne; M. Z. Thorne 1966-8-29 36604 Los Angeles San Gabriel Mts., Angeles National Forest: Big Pines Recreation Area, at margins of Jackson Lake on road from Big Pines to Valyermo 1859 Comment
  RSA737303  Potentilla bolanderi var. bernardina Victor Duran 1933-7-11 3517 Los Angeles Sulphur Spring, San Gabriel Mts. 1524 Comment
  RSA329648  Potentilla glandulosa subsp. ewanii Gary D. Wallace 1975-7-12 1445 Los Angeles Angeles National Forest: just W of Lodgepole Picnic Ground. West Fork Dorr Canyon at springs above road. 2311 Comment
  LA52092  Potentilla glandulosa subsp. glandulosa A. M. Johnson; 1929-4-20 4428 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  LA52095  Potentilla glandulosa subsp. glandulosa W. O. Griesel; 1936-4-26 sn Los Angeles 328 Comment
  LA52099  Potentilla glandulosa subsp. glandulosa Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  NY689143  Potentilla multijuga H. E. Hasse 06 1893 s.n. Los Angeles Near Los Angeles. Comment
  CATA366  Primula clevelandii var. insularis Mark L. Hoefs 1974-3-28 415 Los Angeles Santa Catalina Island: Ridge above and north of upper Bulrush Canyon, northwest exposure 335 Comment
  CHSC98716  Prunus fasciculata var. fasciculata LeRoy Gross 2005-5-3 2184 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rockl Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Growing along Valyermo Road, clump in a side canyon. T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1149 Comment
  RSA453303  Prunus fasciculata var. fasciculata Christopher Davidson 1973-4-7 1901 Los Angeles Bob's Gap Rd., ca 3 mi toward desert, 3 mi south of Hwy. 138 (Pearblossom Hwy). 1098 Comment
  SD231428  Prunus fasciculata var. fasciculata Sula Vanderplank, Leroy Gross, Steve Hoskinson 2005-5-6 50506 73 Los Angeles Transvers Ranges; San Gabriel Mountains region: Bob's Gap. At the South edge of Bob's Gap. 1444 Comment
  UCD170962  Prunus fasciculata var. fasciculata R. G. Swinney 2009-5-13 10795 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  CAS-BOT-BC154941  Prunus ilicifolia Ernest C. Twisselmann 1961-10-31 6678 Los Angeles Liebre Mountains: [Elizebeth] Elizabeth Lake 944 Comment
  OBI70936  Prunus ilicifolia Steve Boyd, Lauren Raz 1997-3-25 9308 Los Angeles Liebre Mts Region: Upper end of broad alluvial valley at head of Cienaga cyn, Southern base of liebre Mtn, at end of dirt road leading 1 km NE of Knapp Ranch 1280 Comment
  UCR255515  Prunus ilicifolia Dan S. Cooper 2014-6-26 614- 25 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, lower Brush Canyon 194 Comment
  CDA970  Prunus ilicifolia subsp. ilicifolia D. G. Kelch 1991-3-24 1337 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  UC483212  Prunus ilicifolia subsp. lyonii L. R. Abrams and I. L. Wiggins 1931-7-6 386 Los Angeles vicinity of Mosquito Harbor (San Clemente Island); San Clemente Island Comment
  UCD113506  Prunus ilicifolia subsp. lyonii A. C. Sanders; Lee Jones 2005-4-8 29355 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  CAS-BOT-BC159728  Prunus occidentalis W. S. Lyon 1884-7-1 s.n. Los Angeles Ravines: St. Catalina Island Comment
  POM1828  Prunus virginiana var. demissa I. M. Johnston 1917-8-23 1712 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  CAS-BOT-BC356415  Pseudognaphalium beneolens LeRoy Abrams 1904-9-2 4203 Los Angeles Elysian Park. Los Angeles Comment
  UCSB7168  Pseudognaphalium beneolens Philbrick, Ralph 1954-9-30 Los Angeles South slope of San Antonio Canyon 701 Comment
  CAS-BOT-BC356552  Pseudognaphalium biolettii Joseph Andorfer Ewan 1932-3-5 7028 Los Angeles Mandeville Canyon, Santa Monica Mts 335 Comment
  SBBG42195  Pseudognaphalium biolettii M. B. Dunkle 1939-4-4 7250 Los Angeles Chenetti Cyn Comment
  RSA320808  Pseudognaphalium biolettii F. C. Boutin 1967-4-23 1699 Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  LA202100  Pseudognaphalium californicum Martha Hilend Kinsey; 1935-5-24 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  CAS-BOT-BC356700  Pseudognaphalium californicum Prof. W. R. Dudley 1907-12-8 s.n. Los Angeles Saw-pit Canon [Sawpit Canyon] (near Monrovia) Comment
  CATA1396  Pseudognaphalium luteoalbum Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2537 Los Angeles Santa Catalina Island: Echo Lake 438 Comment
  CATA1940  Pseudognaphalium luteoalbum E. R. Blakley 1962-10-5 5441 Los Angeles Santa Catalina Island: Cottonwood Canyon, 1/4 mile upstream from the ocean 30 Comment
  JEPS26184  Pseudognaphalium microcephalum Peter H. Raven and Henry J. Thompson 1959-9-27 14504 Los Angeles Sepulvada Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  LA202449  Pseudognaphalium microcephalum Arthur C. Gibson; 2003-8-3 4938 Los Angeles Simi Hills, Box Canyon, hiking trail along Box Canyon Rd, ca 0.3 km S of Pioneer Pass 496 Comment
  CAS-BOT-BC80064  Pseudotsuga macrocarpa C. B. Wolf 1930-9-30 1676 Los Angeles 1/2 mile west of summit of grade on new road from San Fernando to Saugus 609 Comment
  HSC12362  Pseudotsuga macrocarpa Wendell Wood 1970-6-24 61 Los Angeles Angeles Crest Hwy. 6 mi beyond intersection with Foothill Blvd. 762 Comment
  POM277189  Pseudotsuga macrocarpa Lyman Benson 1945-1-20 11595 Los Angeles Crystal Lake 1768 Comment
  RSA31095  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek 1677 Comment
  UC484177  Pseudotsuga macrocarpa C. B. Wolf 1930-9-30 1676 Los Angeles 0.5 mi w of summit of grade (on new road from San Fernando to Saugus) 609 Comment
  SBBG106224  Psilocarphus tenellus S. A. Junak 1985-5-16 SCl 110 Los Angeles near Eagle Cyn in artificial vernal pool on E side of main rd, ca. 0.75 mi S of SHOBA gate 481 Comment
  CHSC95851  Pteridium aquilinum var. pubescens LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 722 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. East side of slope a little above the bottom of upper part of Brand Canyon. 613 Comment
  POM6862  Pterostegia drymarioides P. A. Munz 1919-3-8 2295 Los Angeles Pomona. Comment
  POM8634  Pterostegia drymarioides P. A. Munz, R. D. Harwood 1920-4-21 3696 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA392918  Pterostegia drymarioides Freda Detmers 1931-3-19 s.n. Los Angeles El Segundo. Comment
  UCR238638  Pulicaria paludosa Anuja Parikh, Nathan Gale 2010-8-2 3381 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows, San Gabriel River, 0.7 km south of Hwy 60 (Pomona Fwy), 0.7 km west of Peck Road 68 Comment
  UCR149775  Purshia glandulosa Scott D. White, Michael Honer 2004-3-30 9974 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  UCR255772  Purshia glandulosa R. G. Swinney 2010-5-12 12704 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  CAS-BOT-BC158665  Purshia tridentata var. glandulosa Robert F. Thorne; C. W. Tilforth 1973-4-20 43029 Los Angeles Ridge N of Shoemaker Cnayon, 3 mi WNW of Mile High & c. 1.5 mi E of Big Rock Springs, Mojave Desert slopes - San Gabriel Mountains 1371 Comment
  RSA451426  Purshia tridentata var. glandulosa Anstruther Davidson 1901-8-1 2135 Los Angeles Rock Creek [Los Angeles or Ventura Couty]. Comment
  RSA710330  Purshia tridentata var. glandulosa LeRoy Gross 2005-5-3 2196 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
  POM62595  Pycnanthemum californicum C. F. Baker 1903-8-2 3449 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UCR205701  Pyracantha koidzumii A. C. Sanders, T. B. Salvato 2009-5-19 36839 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  CAS-BOT-BC45824  Quercus F. Grinnell Jr. 1917-4-10 s.n. Los Angeles Pasadena Comment
  RSA0115451  Quercus agrifolia R. G. Swinney 2010-10-5 13975 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  UCD170505  Quercus agrifolia var. agrifolia D. O. Burge 2017-4-3 2239 Los Angeles Santa Monica Mountains, Rocky Oaks Dam. 530 Comment
  CAS-BOT-BC62531  Quercus chrysolepis G. B. Grant 1897-12-5 s.n. Los Angeles Alpine Tavern, Mt. Lowe, San Gabriel Mts. Comment
  NY42617  Quercus chrysolepis J. B. Walker 1995-3-30 1303 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 11km S of Hwy 138 1300 Comment
  UCD45534  Quercus chrysolepis Robert F. Thorne; M. Z. Thorne 1966-5-31 36420 Los Angeles Santa Catalina Island: In open oak woodland along N-facing slopes of ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon, elev. ca. 1600 feet. 487 Comment
  CAS-BOT-BC86381  Quercus dumosa Marcus E. Jones 1931-10-10 28587 Los Angeles San Antonio Canon Comment
  CAS-BOT-BC86401  Quercus dumosa S. Y. Parnay s.n. Los Angeles Henninger's Flats Comment
  UC520299  Quercus durata Joseph Andorfer Ewan 1933-7-4 7852 Los Angeles Sturdevant Trail San Gabriel Mountains, Santa Anita Canyon 1066 Comment
  RSA0110802  Quercus durata var. gabrielensis R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14352 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead. 268 Comment
  RSA172263  Quercus durata var. gabrielensis Robert F. Thorne, Henrickson 1963-5-5 32302 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  UCR177731  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 300 Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following the fire break up to main crest (to Beaudry fire road) 305 Comment
  CAS-BOT-BC94163  Quercus engelmannii William Marriott Canby; Sargent 1894-3-1 452 Los Angeles Pasadena Comment
  RSA0097612  Quercus engelmannii R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14351 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 268 Comment
  SD72799  Quercus engelmannii F. R. Fosberg 1931-1-7 7111 Los Angeles Arcadia 149 Comment
  UCR108668  Quercus engelmannii L. C. Wheeler 1936-1-19 4070 Los Angeles San Gabriel Mtns., Monrovia: edge of mountains, just above Pottinger Sanitarium. 305 Comment
  CAS-BOT-BC94751  Quercus john-tuckeri Timothy S. Ross; Steve Boyd 1994-9-21 8318 Los Angeles Sanberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountain 7.5' USGS Quadrangle 1277 Comment
  RSA603680  Quercus john-tuckeri Steve Boyd 1997-9-17 10046 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. 854 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
  RSA1252  Quercus tomentella Carl B. Wolf 1930-1-29 1455 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Canyon Comment
  SEINET7072898  Quercus turbinella A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  UCD47612  Quercus wislizeni T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  RSA584981  Rafinesquia californica Timothy S. Ross 1993-5-16 7150 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 770 m NW of Horse Canyon Saddle. 1067 Comment
  UC1234686  Rafinesquia californica Peter H. Raven 1962-5-1 17505 Los Angeles 0.6 mi above junction Tuna Canyon (on road to Saddle Peak); Santa Monica Mountains 624 Comment
  UCR126866  Rafinesquia californica A. C. Sanders, Tricia Wotipka, Mark A. Elvin, and others 2003-4-29 26154 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Road 488 Comment
  UCR265013  Rafinesquia californica Mitch Provance, Callen Huff 2009-4-28 10668 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  POM8739  Rafinesquia californica P. A. Munz, R. D. Harwood 1920-5-15 3961 Los Angeles Santa Monica Mountains 305 Comment
  CAS-BOT-BC378867  Ranunculus californicus var. californicus I. Johnston 1917-2-15 s.n. Los Angeles hills south of Pomona Comment
  SBBG31260  Ranunculus hebecarpus R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  LA212244  Raphanus raphanistrum subsp. sativus Harold Pirie; 1963-4-27 s.n. Los Angeles Pierce College; Near Jopham entrance of Pierce College Woodland Hills. 243 Comment
  SBBG89126  Raphanus sativus A. C. Sanders 1988-5-18 7845 Los Angeles El Sequndo dunes immediately W of Los Angeles Int'l Airport and E of Vista Del Mar Blvd Comment
  LA32256  Raphanus sativus Peter H. Raven; Henry J. Thompson 1959-6-4 14320 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA657375  Rhamnus californica Joseph M. Keefe 2001-1-24 31032 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UC870772  Rhamnus californica Ira W. Clokey, B. Templeton Apr 1929 4442 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  SEINET12210143  Rhamnus californica I. W. Clokey, Templeton, B. 1929-1 4603 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  SEINET3246090  Rhamnus crocea A. C. Sanders, Mitch Provance, T. B. Salvato 2009-1 37082 Los Angeles San Gabriel Valley: west edge of I-605 and c. 1 mile west of the center of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte. 140 Comment
  UCR209050  Rhamnus crocea Dan S. Cooper 2009-3-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  CAS-BOT-BC56007  Rhamnus ilicifolia Cecil Hart 1927-5-1 s.n. Los Angeles San Dimas Canyon Comment
  LA207819  Rhamnus ilicifolia Annetta M. Carter; 1935-9-8 956 Los Angeles Santa Anita Canyon, Sierra Madre 380 Comment
  POM156311  Rhamnus ilicifolia L. R. Abrams 1903-3-11 3114 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA253138  Rhamnus pirifolia Gary D. Wallace, Haefs 1975-3-23 1413 Los Angeles Santa Catalina Island. Near entrance to Arboretum in upper Avalon Canyon. Comment
  RSA604523  Rhamnus pirifolia Sara L. Crockett, Hoefs, Junak 1997-3-27 598 Los Angeles Santa Catalina Island, 0.2 miles N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; 3 m E of road 287 Comment
  SBBG21948  Rhamnus pirifolia P. H. Raven 1962-5-20 17776 Los Angeles Avalon Cyn about 1 mi S of Avalon Comment
  SBBG32097  Rhamnus pirifolia R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -171 Los Angeles lower Bullrush Cyn Comment
  UC1594394  Rhamnus pirifolia Tim Ross and Elizabeth Kellogg 1992-4-11 6108 Los Angeles West Fork of China Canyon (147 degrees sse from 1583'BM, 1035m distant) San Clemente Island 333 Comment
  RSA390142  Rhamnus tomentella subsp. cuspidata M. B. Dunkle 1933-6-17 3591 Los Angeles San Antonio River Canyon. 915 Comment
  RSA599668  Rhamnus tomentella subsp. cuspidata Steve Boyd, Lauren Raz 1997-5-1 9687 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA95331  Rhamnus tomentella subsp. cuspidata F. W. Peirson 1918-6-16 110 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  LA62878  Rhus aromatica A. M. Johnson; 1927-11-11 2695 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park 115 Comment
  OBI69360  Rhus integrifolia John Knapp, Denise Knapp 2002-11-27 5 Los Angeles Santa Catalina Island. Lovers Cove, 0.10 of a mi S of stop sign at the Mole. 6 Comment
  RSA576134  Rhus integrifolia F. H. Elmore 394 Los Angeles San Clemente Island. Comment
  RSA649822  Rhus integrifolia Matt Brooks 1988-5-7 47 Los Angeles Whittier, 1.0 miles east of the Whittier water tank on a fire road along a ridge. Comment
  SD90520  Rhus integrifolia Robert F. Thorne 1966-4-17 36109 Los Angeles San Clemente Island, Box Canyon northwest of Horse Canyon and southwest of Thirst 149 Comment
  UCR197093  Rhus integrifolia LeRoy Gross 2007-4-27 2655 Los Angeles Transverse Range; Verdugo Mountains, southern front of the range, west branch of Sherer Canyons, near some old foundations, south of powerlines 288 Comment
  RSA0084951  Rhus ovata R. G. Swinney 2010-6-4 13041 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA0106774  Rhus ovata R. G. Swinney 2011-11-3 15995 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre. 549 Comment
  RSA600701  Rhus viminalis L. C. Wheeler 1969-6-1 s.n. Los Angeles San Gabriel Mountains. On Angeles Forest Highway just north of intersection with Big Tujunga Canyon Road. 1005 Comment
  RSA584441  Ribes R. G. Swinney 1992-7-10 1857 Los Angeles San Gabriel Mountains, East Baldy Peak. All plants collected within 50 yards of Peak 3049 Comment
  RSA222221  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles Arroyo Seco. 457 Comment
  UC450873  Ribes aureum Fay A. MacFadden 1931-3-17 2 E Los Angeles Tuna Canyon Verdugo Hills Comment
  SEINET13942306 Image available Ribes aureum C. F. B. 1903-1 4154 Los Angeles Glendora Comment
  CAS-BOT-BC92436  Ribes aureum var. gracillimum Louis C. Wheeler 1932-2-12 445 Los Angeles San Gabriel Wash. 106 Comment
  RSA603038  Ribes californicum var. hesperium Louis C. Wheeler 1967-6-26 9893 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  CAS-BOT-BC93110  Ribes californicum var. hesperium 1906-2-21 s.n. Los Angeles At Santa Anita Canyon. 762 Comment
  CAS-BOT-BC108896  Ribes divaricatum var. pubiflorum Clarence R. Quick 1942-4-18 s.n. Los Angeles El Monte. Comment
  UCR126239  Ribes indecorum A. C. Sanders 2003-3-14 25784 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 171 Comment
  CAS-BOT-BC173441  Ribes malvaceum Joseph Andorfer Ewan 1933-4-1 10914 Los Angeles Higgins Canyon, Santa Monica Mts. 304 Comment
  SBBG39529  Ribes malvaceum L. S. Rose 1969-12-30 69118 Los Angeles Franklin Cyn 152 Comment
  UCR92065  Ribes malvaceum Scott D. White 1995-2-7 2522 Los Angeles Santa Susana Mtns, Sunshine Cyn. Landfill expansion area, directly west of I-5, just south of interchange w/ Hwy 14 457 Comment
  SD143854  Ribes malvaceum var. malvaceum Scott D. White, Pam DeVries 1997-11-25 6036 B Los Angeles San Gabriel river Canyon; north of Azusa, below Morris Dam, just southeast of private orchard. 249 Comment
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Sep 25 2008
  RSA396477  Ribes malvaceum var. viridifolium Steve Boyd, A. Listen, Walter Wisura 1987-4-30 4146 Los Angeles 8.6 miles from Rincon Forest Station along Rincon-Red Box forest rd. Comment
  SEINET13276838 Image available Ribes malvaceum var. viridifolium R. G. Swinney 2011-1 14191 Los Angeles San Gabriel Mountains: mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam (Glendora 7.5' Q.) (T1N R9W S28) 509 Comment
  RSA0021184  Ribes nevadense Duncan S. Bell 2013-7-11 5375 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  LA211932  Ribes nevadense Orlando Mistretta; 1992-5-15 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area. Comment
  RSA0115958  Ribes roezlii R. G. Swinney 2010-9-21 13852 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  UCR211797  Ribes roezlii var. roezlii Valerie Soza, LeRoy Gross, B. Hogshead 2002-5-9 1460 Los Angeles Transverse Ranges; San Gabriel Mountains region, along Sunset Ridge Fire Road, c. 900 m SW of Sunset Peak 1646 Comment
  RSA652592  Ribes speciosum Allen A. Sanborn 1949-1-20 s.n. Los Angeles Puddingstone Res. 442 Comment
  CAS-BOT-BC173934  Ribes viburnifolium Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Comment
  UCR141313  Ribes viburnifolium R. F. Thorne 1977-3-22 45760 Los Angeles Santa Catalina Island, ENE slope of Blackjack Mine 457 Comment
  RSA549202  Ricinus communis T. S. Ross 1990-6-20 3696 Los Angeles San Gabriel Mountains: Forest Service Rd 1N36 heading S from Rincon-Red Box Rd; ridge between Spinks and Van Tassel Canyons 756 Comment
  SBBG31412  Ricinus communis R. F. Thorne with P. C. Everett 1965-6-22 34875 Los Angeles behind Bird Park 91 Comment
  UCR95734  Rigiopappus leptocladus Steve Boyd, O. Mistretta 1996-5-1 8763 Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  CSUSB1041  Romneya trichocalyx Becky Alejandre 1970-5-18 s.n. Los Angeles Malibu lagoon 18 miles north of Santa Monica on the Pacific Coast Highway in Los Angeles county, California. A sandy wash area 10 feet from Malibu Creek .5 miles east of Market Basket Store on Las Virgenes Road. Comment
  LA29341  Rosa californica Mary V. Hood; 1943-6-28 43 78 k Los Angeles 152 Comment
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Jun 26 2014
  SBBG118135  Rosa californica F. R. Fosberg 1931-5-2 4743 Los Angeles Middle Ranch Dam 200 Comment
  RSA729490  Rosa woodsii subsp. gratissima R. G. Swinney 1999-6-21 7380 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  OBI13585  Rosmarinus officinalis Unknown 1960-5-29 s.n. Los Angeles Pierce College campus, Canoga Park, Los Angeles 244 Comment
  POM366436  Rubus ursinus Anstruther Davidson 1891-06 1828 Los Angeles Catalina Island. Comment
  RSA247420  Rubus ursinus Jack Delaini 1974-4-5 99 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 412 Comment
  UCR256968  Rumex crispus Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area 21 Comment
  CAS-BOT-BC433579  Rumex hymenosepalus Carl B. Wolf 1928-3-29 1595 Los Angeles So. base of Ridge Route, 1 mi. No. of Castaic. 396 Comment
  RSA466096  Rumex hymenosepalus Bonnie C. Templeton 1930-5-13 1454 Los Angeles Mint Canyon, San Gabriel Mts. 600 Comment
  RSA733836  Rumex obtusifolius R. G. Swinney 2000-5-10 7676 Los Angeles San Gabriel Mtns.: San Gabriel River bottom, ca. 600 m NE of confluence with Fish Canyon betweenbike path and river bottom. +/- 1000 m. 220 Comment
  CAS-BOT-BC433928  Rumex salicifolius I. Johnston 1917-5-13 s.n. Los Angeles El Monte 91 Comment
  RSA0082655  Rumex salicifolius Ernest C. Twisselmann 1962-4-18 6977 Los Angeles Tejon Ranch: Oso Canyon, ca. 1 mile above Oso Corral. 1036 Comment
  LA200488  Rupertia physodes O. A. Plunkett; 1932-5-18 sn Los Angeles Santa Monica Mountains, Stone Canyon Comment
  RSA449356  Ruta chalepensis Alice Jane Merritt 1894-03 1926 Los Angeles Near Riviera. Comment
  SD80056  Sagina decumbens subsp. occidentalis C. W. Tilforth 1970-4-9 255 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  RSA477740  Sagina saginoides F. R. Fosberg, J. Ewan 1931-8-12 s.n. Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  RSA0062518  Sairocarpus coulterianus R. G. Swinney 2010-4-20 12318 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA518460  Salazaria mexicana Gary D. Wallace 1966-4-24 500 Los Angeles Along Hwy 138 just 1/2 mile south of where it joins Pearblossom Hwy. 9 miles east of Pearblossom. 762 Comment
  RSA0016798  Salix babylonica George B. Grant 1901-5-6 s.n. Los Angeles Pasadena; O[ak] Knoll; Lake Am [label is cut off] Comment
  UCR205699  Salix exigua A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37027 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA0115859  Salix exigua Steven A. Junak 1999-5-6 SCa- 887 Los Angeles Santa Catalina Island. Parsons Landing, at W end of beach, just inland from creek mouth. 6 Comment
  UC1375322  Salix exigua var. hindsiana Robert F. Thorne and C. W. Tilforth 1971-6-17 39884 Los Angeles 0.7 mi w Soledad Station (along Santa Clara R.); n slope San Gabriel Mts., Soledad Canyon 609 Comment
  UCR187279  Salix gooddingii A. C. Sanders 2006-4-18 32093 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  SD1034  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon, Santa Monica Mountains 14 Comment
  UCR95242  Salix laevigata L. C. Wheeler 1967-7-30 10249 Los Angeles San Gabriel Mtns, Big Tujunga Canyon at Trail Canyon 518 Comment
  LA208834  Salix lasiandra Louis C. Wheeler; 1932-3-10 461 Los Angeles San Gabriel Mountains, Big Dalton Canyon 426 Comment
  UC437311  Salix lasiolepis unknown Feb., 1904 Los Angeles Pasadena Comment
  UC492357  Salix lasiolepis F. R. Fosberg 1931-1-26 7172 Los Angeles at top of grade between Calabasas and Agoura 285 Comment
  UCR140431  Salix lasiolepis June Latting 1958-2-1 319 Los Angeles Western Transverse Range; Santa Monica Mtns., Zuma Beach, north of Malibu on Pacific Coast Highway 15 Comment
  UCR277175  Salix lasiolepis R. G. Swinney 2010-9-30 13949 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA92643  Salix lasiolepis F. W. Peirson 1924-12-3 9604 Los Angeles San Gabriel Wash at Foothill Boulevard, Azusa. Comment
  CAS-BOT-BC107269  Salix lasiolepis var. bigelovii Alice Eastwood 1917-7-20 6471 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC125660  Salix melanopsis Joseph Andorfer Ewan 1936-8-8 9987 Los Angeles Swartout Valley Meadow, San Gabriel Mts. 1905 Comment
  UCR208239  Salix scouleriana I. M. Johnston 1917-8-22 1683 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain 2591 Comment
  RSA650309  Salsola tragus A. E. Hersh 1950-7-9 s.n. Los Angeles Trolley Way and Navy, Ocean Park. 8 Comment
  UCR277249  Salsola tragus R. G. Swinney 2010-9-30 13930 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA230184  Saltugilia grinnellii subsp. grinnellii R. F. Thorne 1969-7-2 38300 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  UCR223212  Saltugilia splendens subsp. grantii R. G. Swinney 2009-5-27 10892 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA495622  Saltugilia splendens subsp. splendens S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 344 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  RSA424332  Salvia apiana William Emboden 1970-6-12 Jan- 46 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA442821  Salvia apiana William Emboden 1969-5-28 4 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442844  Salvia apiana William Emboden 1969-5-28 34 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UCSB9269  Salvia carduacea Wedberg, H. 1958-4-13 Los Angeles 165th street; one mile north oiŁ HWY 138; near Pearblosson Comment
  LA70071  Salvia columbariae Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA0112765  Salvia columbariae R. G. Swinney 2011-3-29 14270 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
  SBBG71149  Salvia columbariae M. N. Ackley -Mar-1926 455 Los Angeles Eagle Rock 213 Comment
  UCR139471  Salvia columbariae L. E. Hoffman 1930-5-8 s.n. Los Angeles Sunland 488 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
  RSA401441  Salvia columbariae Thekla Mohr 1897-04 s.n. Los Angeles San Gabriel. [the city of?] Comment
  RSA526609  Salvia columbariae Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4191 B Los Angeles San Clemente Island. Upper reaches of China Cyn, S end of island, W side. Comment
  CAS-BOT-BC224944  Salvia dorrii var. pilosa L. R. Abrams 1941-4-24 13952 Los Angeles Between Big Rock Creek and Little Rock Creek on State Highway 138 Comment
  RSA239428  Salvia dorrii var. pilosa C. W. Tilforth, John Dourley 1973-5-24 815 Los Angeles Bob's Gap, 2 mi ENE of Valyermo Comment
  SD121490  Salvia dorrii var. pilosa Barbara Ertter, Jeffrey Strachan 1980-5-18 3443 Los Angeles Forest Road 4N11 along Big Rock Creek just south of junction with Big Pines Highway ( Forest Road 4N06) 0.5 mile north of Angeles NF, ca. 1.5 miles southeast of Valyermo. 1219 Comment
  UCD125532  Salvia dorrii var. pilosa Ira L. Wiggins 1966-4-15 20588 Los Angeles immediately east of J.F.L. Motel, Pearblossom. Comment
  CAS-BOT-BC233690  Salvia leucophylla Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  LA82017  Salvia leucophylla Henry J. Thompson; 1960-6-7 3072 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA446329  Salvia leucophylla L. E. Hoffman 1933-2-25 s.n. Los Angeles Mint Canyon. Comment
  RSA732715  Salvia leucophylla A. C. Sanders 2003-4-29 26174 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  RSA579238  Salvia mellifera Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7408 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  SBBG112964  Salvia mellifera S. A. Junak 1998-6-13 SCa 746 Los Angeles W side of Avalon Cyn drainage, along N rim of Quail Cyn, just W of Los Angeles County Fire Station 79 Comment
  RSA0030941  Salvia mellifera Jane Snyder 1966-5-10 11 Los Angeles San Rafael Hills. 213 Comment
  RSA517139  Sambucus mexicana T. S. Ross 1990-5-14 2489 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1140 Comment
  RSA544556  Sambucus mexicana T. S. Ross, Elizabeth Kellogg 1992-4-11 6109 Los Angeles San Clemente Island: West fork of China Canyon. E or NE-facing base of canyon wall. 305 Comment
  UCR219903  Sambucus mexicana R. G. Swinney 2009-4-17 10394 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  RSA99341  Sambucus mexicana F. W. Peirson 1921-7-21 8650 Los Angeles Arraster Creek, San Gabriel Mountains. 945 Comment
  HSC3956  Sambucus nigra subsp. caerulea C. E. Fellows 1965-9-7 159 Los Angeles 3/10 mi. E of Buckthorn Ranger Station on Angeles Crest Hwy. Comment
  UCD137658  Sambucus nigra subsp. caerulea Daryl Koutnik 1978-3-27 166 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at end of Mountain Ave, Claremont. 579 Comment
  UCR270450  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-12 14686 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
  SBBG78718  Sanicula arguta W. A. Wright 1931-2-19 Los Angeles Santa Catalina Island Comment
  UCR282149  Sanicula arguta R. G. Swinney 2014-5-15 16543 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  JEPS960  Sanicula tuberosa Frank W. Peirson 1919-5-14 422 Los Angeles San Gabriel Mountains, Eaton Canyon Eaton Canyon; San Gabriel Mountains, Eaton Canyon 731 Comment
  UC420475  Sanicula tuberosa G. B. Grant 1906-6-10 6665 Los Angeles Mount Lowe Comment
  UCR142711  Satureja mimuloides Ian Swift 2001-11-4 354 Los Angeles Transverse Ranges; San Gabriel Mountains, Lower Moody Canyon 1073 Comment
  RSA458890  Saxifraga californica Louis C. Wheeler 1934-3-19 2479 Los Angeles Liveoak Canyon. Altitude 1550 feet. 473 Comment
  CAS-BOT-BC283091  Schedonorus arundinaceus Cecil Hart 1925-6-25 s.n. Los Angeles Montebello Comment
  CDA20779  Schinus molle M. O'Brien 2006-10-8 s.n. Los Angeles South of Mulholland Hwy., the road from Stunt Rd. to the water tank along the Backbone Trail. Comment
  LA202827  Schinus molle Louis Wheeler; 1932-9-6 1352 Los Angeles Thompson Wash near La Verne 373 Comment
  RSA527715  Schinus molle T. S. Ross, Annette Ross 1991-3-7 4133 Los Angeles Elephant Hill: western Pomona. 238 Comment
  LA30462  Schinus molle Jane Turner; T. Mosquin 1958-11-16 C 54 Los Angeles Comment
  LA211075  Schinus terebinthifolius Arthur C. Gibson; 2010-1-29 5277 Los Angeles SANTA MONICA MOUNTAINS, Hollywood Hills, Griffith Park, along roadside ca 400 m S of Travel Town parking lot. Comment
  UCR126619  Schoenoplectus acutus var. occidentalis A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27140 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR162585  Schoenoplectus americanus Anuja Parikh, Nathan Gale 2004-5-31 2015 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 1) at and below confluence of Potrero Canyon 259 Comment
  RSA366052  Schoenoplectus americanus Howard Mullins 1931-4-6 s.n. Los Angeles Los Angeles. Comment
  UCR179614  Scirpus maritimus R. G. Swinney 1992-9-17 1919 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 366 Comment
  JEPS79982  Scirpus microcarpus C. B. Clokey, I. W. Clokey and B. C. Templeton 1930-5-13 4618 Los Angeles Bouquet Canyon Bouquet Canyon (marsh) 450 Comment
  LA104168  Scirpus microcarpus David Hollombe; 1985-9-3 sn Los Angeles SANTA MONICA MOUNTAINS, Escondido Canyon, short distance below falls. Comment
  CATA508  Scrophularia villosa Sara L. Crockett 1997-4-2 652 Los Angeles Santa Catalina Island: 2.4 miles W along Empire Landing Road from jct. with Airport Road, 25 m S of road 259 Comment
  POM49303  Scrophularia villosa L. W. Nuttall 1920-5-27 s.n. Los Angeles Catalina Island Comment
  SBBG31455  Scrophularia villosa R. F. Thorne 1966-4-5 35797 Los Angeles SW of and near Empire Landing 152 Comment
  SD112002  Scrophularia villosa Linda Allen, Betsy Carpenter 1975-3-23 Los Angeles Santa Catalina Island, upper Avalon Canyon Comment
  UCSB5844  Scutellaria siphocampyloides 1929-6-6 Los Angeles Pine Valley; Hughes Lake Comment
  CDA3929  Sedum album R. E. Riefner Jr. 2006-7-18 06 -305 Los Angeles City of Pasadena, San Rafael Hills, vicinity of Wierfield Drive at Glen Oaks Boulevard. Comment
  UCR256531  Sedum spathulifolium Anuja Parikh, Nathan Gale 2011-7-19 3568 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 6.3 km west of State Hwy 39, San Gabriel Canyon Road 595 Comment
  CAS-BOT-BC63895  Sedum spathulifolium Louis C. Wheeler 1932-7-2 908 Los Angeles San Dimas Canyon- Browns Flat trail; 1 mi from flat. San Gabriel Mts. 1219 Comment
  UC306693  Selaginella bigelovii unknown Jul 1901 1191 Los Angeles Sierra Nevada Mts. Comment
  RSA127807  Senecio flaccidus var. douglasii P. H. Raven, Henry J. Thompson 1949-9-27 14546 Los Angeles Mulholland Highway just east of Decker Road 549 Comment
  RSA607923  Senecio flaccidus var. douglasii L. C. Wheeler 1961-6-13 7875 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA679286  Senecio flaccidus var. douglasii Mark A. Elvin, Anne Marie Ruff 1996-8-1 304 Los Angeles San Gabriel Mountains. Angeles National Forest. Glendora Ridge Road. N side of road W of 90 degree curve on road. Road mile 7.75. Comment
  SFV4104  Senecio flaccidus var. douglasii P. M. Kennamer 1959-5-25 s. n. Los Angeles San Fernando Valley Pacoima. Near corner of Herrick Street and Park Avenue. 100 feet from Herrick Street, 150 feet from Pacoima Wash. 305 Comment
  UCR191187  Senecio flaccidus var. douglasii R. G. Swinney 1999-7-28 7586 Los Angeles San Gabriel Mtns., Iron Fork, a western tributary of East Fork San Gabriel River Canyon, c. 200 m above confluence 951 Comment
  CAS-BOT-BC341206  Senecio lyonii Reid Moran 1941-2-18 589 Los Angeles East side of canyon, mouth of Middle Ranch Canyon, San Clemente Island 150 Comment
  RSA473037  Senecio lyonii M. B. Dunkle 1928-4-10 1822 Los Angeles Johnson's Canyon, Santa Catalina Island. Comment
  RSA473038  Senecio lyonii Reid V. Moran 1941-3-2 665 Los Angeles Santa Catalina Island. Point between Wilson's Harbor & Howland's, steep slope above sea. 3 Comment
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Jun 9 2014
  SBBG37437  Senecio lyonii S. A. Junak with M. L. Hoefs, L. Stratton 1998-6-11 SCa 716 Los Angeles E side of Avalon Cyn, across from Quail Cyn and above baseball field 106 Comment
  CAS-BOT-BC364568  Senecio vulgaris Tim Ross; Steve Boyd 1993-5-23 7232 Los Angeles Liebre Mountains, NW Los Angeles Co. Lower, easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons 966 Comment
  RSA357901  Senecio vulgaris R. F. Thorne 1973-3-26 42725 Los Angeles San Gabriel Mountains: Web canyon, N of Claremont 365 Comment
  RSA725936  Setaria adhaerens R. E. Riefner 2003-11-23 3 -475 Los Angeles South Coast: Signal Hill, west of 405 Freeway along Temple Ave. at 29th St. 24 Comment
  LA210135  Setaria gracilis R. L. Armacost; 1959-5-27 1153 Los Angeles SANTA MONICA MOUNTAINS, Near Riviera Country Club. Comment
  CAS-BOT-BC243582  Setaria parviflora Peter H. Raven; Henry J. Thompson 1959-9-18 14435 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard, west Los Angeles 76 Comment
  UCR210524  Setaria parviflora R. G. Swinney 2008-11-29 9847 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UC303075  Sibara virginica T. Minthorn 1921-1 Los Angeles near Gardena; near Gardena Comment
  POM2956  Sidalcea malviflora subsp. sparsifolia Idella Coleman 1915-3-28 s.n. Los Angeles South Hills - Pomona-Claremont Comment
  RSA596091  Silene antirrhina Timothy S. Ross, Steve Boyd 1995-6-28 8639 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  UC557710  Silene antirrhina Nell Murbarger April, 1936 157 Los Angeles w side San Clemente Island Comment
  RSA536064  Silene antirrhina Timothy S. Ross 1991-5-21 5381 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  UC166886  Silene gallica Geo. B. Grant 1905-4-2 1206 Los Angeles Pasadena Pasadena (southern California) Comment
  RSA0041778  Silene gallica Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2824 Los Angeles Santa Catalina Island: Hillside above New York Harbor. 55 Comment
  RSA527752  Silene gallica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4319 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. 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
  UC8443  Silene gallica H. P. Chandler 1897-5-11 Los Angeles Claremont 396 Comment
  SD112868  Silene laciniata subsp. major Darley F. Howe 1948-5-4 1894 Los Angeles Bouquet Canyon. Comment
  RSA477923  Silene laciniata subsp. major R. J. Tinkler 1969-7-4 s.n. Los Angeles Lopez Canyon Road, San Fernando. Comment
  UC1174804  Silene laciniata subsp. major E. K. Balls 1960-5-30 24138 Los Angeles Botanic Garden, Claremont 152 Comment
  CAS-BOT-BC389333  Silene lemmonii Geo. B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson. San Gabriel Mts. 1828 Comment
  UCR190108  Silene parishii R. G. Swinney 1998-8-27 6809 Los Angeles San Gabriel Mtns., gentle slope between Big Horn Ridge and ridge immediately north 2646 Comment
  RSA101111  Silene vulgaris Bob Alcorn 1955-4-25 s.n. Los Angeles N. of Glendora along the road against the hills Comment
  UCR281290  Sisymbrium altissimum R. G. Swinney 2014-5-8 16468 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
  UCR108741  Sisymbrium erysimoides Scott D. White, Pam DeVries 1998-4-19 6273 Los Angeles City of Irwindale, Santa Fe Flood Control Basin (on the San Gabriel River) 152 Comment
  RSA708769  Sisymbrium irio Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1141 Los Angeles Mouth of McDonald Creek. 335 Comment
  PASA2078  Sisymbrium irio Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA598896  Sisymbrium orientale Steve Boyd, Timothy S. Ross 1997-3-21 9212 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UC117105  Sisyrinchium bellum T. S. Brandegee May 1889 Los Angeles San Pedro Comment
  UCR95502  Sisyrinchium bellum L. C. Wheeler 1966-9-21 8910 Los Angeles San Gabriel Mtns., south fork of Big Rock Creek in the vicinity of Lily Spring 2378 Comment
  POM1754  Sisyrinchium bellum Philip A. Munz 1918-4-30 27 Los Angeles Hills south of Pomona. 366 Comment
  RSA601193  Sisyrinchium bellum Louis C. Wheeler 1967-6-26 9912 Los Angeles San Gabriel Mountains : Placerita Canyon; ca. 1/4 mile E of highway 457 Comment
  RSA748889  Sisyrinchium idahoense var. occidentale Richard G. Swinney 2001-8-11 8040 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  UCR182773  Smilacina stellata R. G. Swinney 1997-7-22 5719 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  SD251811  Solanum M. B. Dunkle 1939-4-3 7225 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  SEINET13276771 Image available Solanum douglasii R. G. Swinney 2011-1 14484 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC998925  Solanum douglasii P. O. Schallert 1944-4-27 Los Angeles Monrovia Canyon Comment
  UCR258595  Solanum douglasii R. G. Swinney 2010-8-26 13608 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  RSA14087  Solanum mauritianum Fay A. MacFadden 1933-3-17 10762 Los Angeles Verdugo Mountains: My garden, Tuna Canyon. Comment
  SEINET10697251 Image available Solanum tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3751 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  RSA427431  Solanum umbelliferum Katherine O. Haughton 1931-7-10 s.n. Los Angeles Griffith Park. Comment
  RSA652009  Solanum umbelliferum Marion P. Harthill 1972-4-8 s.n. Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest 457 Comment
  RSA580952  Solanum umbelliferum Catherine A. Mish 1995-2-17 3 Los Angeles Santa Monica Mtns, Hollywood Reservoir. 250 Comment
  SBBG42247  Solanum wallacei R. Moran 1941-3-8 687 Los Angeles Whites Landing, by mill 50 Comment
  CHSC5094  Solanum xanti M. MacArthur 1967-7-16 79 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. Intermittent steam side. 1524 Comment
  LA81981  Solanum xanti O. H. Kappler; 1943-4-18 366 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  OBI26228  Solanum xanti Mark Schneider 1973-5-3 27 Los Angeles 1/4 mi W of Topanga Cyn Blvd, Topanga Cyn, Santa Monica Mts 396 Comment
  SBBG70643  Solanum xanti R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA127808  Solidago californica P. H. Raven, Henry J. Thompson 1959-9-27 14552 Los Angeles Latigo Canyon, 1.1 miles north of Coast Highway 213 Comment
  UCR209529  Solidago californica R. G. Swinney 2008-10-10 9569 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  SEINET6044516  Solidago californica F. R. Fosberg 1930-11-11 S 4182 Los Angeles Templeton, S. Puente. Comment
  RSA518119  Solidago confinis Christopher Davidson 1967-9-7 960 Los Angeles Mt. Baldy trail from Baldy Village, near Bear Flat. 1524 Comment
  CAS-BOT-BC365018  Solidago velutina subsp. californica Timothy S. Ross; Steve Boyd 1994-9-20 8269 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 950 Comment
  SBBG128268  Solidago velutina var. californica J. L. McCune 2005-8-30 4 Los Angeles just N of Middle Ranch Rd, W of white bridge that is just W of jct with Herman's Trail, opposite pine grove 249 Comment
  SBBG119979  Soliva sessilis A. C. Sanders 2003-4-30 26189 Los Angeles Castaic Valley; along entrance rd to Castaic Lake Recreational Area, off Lake Hughes Rd 351 Comment
  UCR125950  Sonchus asper A. C. Sanders, Mark Elvin 2002-6-19 25168 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  RSA600479  Sonchus asper subsp. asper Steve Boyd, Lauren Raz 1997-4-30 9612 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
  RSA474111  Sonchus oleraceus M. B. Dunkle 1931-4-22 2468 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  UC1215136  Sonchus oleraceus Peter H. Raven 1962-4-9 17139 Los Angeles near barracks (Wilson Cove, San Clemente Island); San Clemente Island, Wilson cove 60 Comment
  RSA5888  Spartina foliosa C. B. Wolf 1932-9-16 4108 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  OBI12742  Spartium junceum Unknown 1960-5-29 s.n. Los Angeles Pierce College Campus, Canoga Park 244 Comment
  UCR91410  Spartium junceum Scott D. White 1995-3-15 2553 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  SD67597  Spergula arvensis Louis C. Wheeler 1932-3-12 4870 Los Angeles La Verne. Comment
  RSA0097913  Spergularia bocconi F. Raymond Fosberg 1931-4-3 S 4478 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach. 2 Comment
  RSA0098140  Spergularia rubra L. C. Wheeler 1931-4-13 s.n. Los Angeles 3rd & F St. La Verne. 305 Comment
  SD90295  Spergularia villosa Robert F. Thorne 1973-4-11 42799 b Los Angeles San Clemente Island; plateau in Middle Ranch area at head of Middle Ranch Canyon. 424 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
  RSA59142  Stachys bullata G. R. Campbell 1950-4-17 14588 Los Angeles Escondido Canyon, on road to Malibu Lake, 7 miles from Hwy Alt. 101. 457 Comment
  UC153569  Stachys bullata LeRoy Abrams 1902-6-16 2548 Los Angeles Sepulveda Canyon Santa Monica Mountains Comment
  RSA0016978  Stachys bullata J. R. 1936-4-9 s.n. Los Angeles Laurel Canyon. Comment
  RSA292545  Stachys rigida subsp. quercetorum Richard S. Hood 1970-4-16 300 Los Angeles In Pasadena at Arroyo Seco Park on fire road, 1/4 mile So. of Pasadena freeway opposite Ave. 57 183 Comment
  UCSB2458  Stanleya pinnata Kamb, Peter 1948-5-6 Los Angeles Desert foothills of the San Gabriel Mts. above Little Rock 975 Comment
  CDA25159  Stanleya pinnata G. C. Fleischman 1943-8-8 Los Angeles Between Palmdale & Littlerock. 0 Comment