Search Results — 2000 specimen records retrieved (1570 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229378  Abronia umbellata S. B. Parish; W. F. Parish 1881-10-1 802 Los Angeles Santa Monica Comment
  SBBG38790  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles China Pt Comment
  SD237521  Abronia umbellata Jeremiah George 2012-3-12 Los Angeles South Coast: Hermosa Beach, vacant lot south of 1125 Manhattan Avenue. 10 Comment
Read comments
Aug 12 2016
  SDSU8418  Abronia umbellata subsp. alba R. M. Beauchamp 1967-1-28 129 Los Angeles San Clemente Island Comment
  UCR205522  Acacia cyclops A. C. Sanders, T. B. Salvato 2009-5-19 36813 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCR111671  Acacia dealbata L. C. Wheeler 1969-3-16 s.n. Los Angeles San Gabriel Mtns., Middle Fork West Ravine, remote from road but near water supply tunnel 549 Comment
  SEINET10487474  Acacia decurrens David B. Dunn 1946-1 Dunn 1995 Los Angeles Cultivated and weedy plants in the yard at 4911 Pasadena Ave. Terrace, Los Angeles. Comment
  CATA3376  Acacia melanoxylon Peter J. Dixon, Matt Guillams, Steve Junak, Amy Catalano 2016-5-11 050 Los Angeles Santa Catalina Island: Avalon Canyon, drainage adjacent to fallow field, above Machado Field 58 Comment
  UCR49366  Acacia saligna A. C. Sanders 1987-9-18 7381 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  POM49607  Acamptopappus sphaerocephalus var. hirtellus A. D. E. Elmer 1902-06 3621 Los Angeles Lancaster. Comment
  CAS-BOT-BC331561  Acer macrophyllum Carl Epling; Joseph Andorfer Ewan 1933-7-7 7844 Los Angeles Santa Monica Mts., Lower Topango Canyon Comment
  UCR224007  Acer macrophyllum Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11695 Los Angeles Transverse Ranges; Verdugo Mountains region, Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservency reserve lands. Comment
  RSA603071  Acer negundo var. californicum E. Lloyd 1933-3-5 s.n. Los Angeles Topanga Canyon. Comment
  CAS-BOT-BC260445  Achnatherum hymenoides Roxana S. Ferris 1918-6-12 931 Los Angeles Lancaster Comment
  UCD51171  Achnatherum occidentale subsp. pubescens G. L. Stebbins Jr. 1941-6-19 3144 Los Angeles on road from Big Pines resort to Smithsonian Observatory. 1981 Comment
  CAS-BOT-BC210904  Achnatherum parishii subsp. depauperatum Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3373 Los Angeles San Gabriel Mountains. Big Rock Creek Canyon: along stream and immediately adjacent flats and slopes; ca 130 m N to 250 m NNW of Icy Springs 1732 Comment
  UCR183838  Achyrachaena mollis A. C. Sanders 2007-4-19 33421 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  SD52907  Acmispon argophyllus var. argenteus Peter H. Raven 1962-4-11 17281 Los Angeles San Clemente Island, due west of Wall 2; on sandy beach 9 Comment
  SD262277  Acmispon maritimus R. G. Swinney 2014-5-8 16476 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
  CATA1837  Acmispon micranthus Denise Kraus 2000-4-27 16 Los Angeles Santa Catalina Island: (Goat Harbor burn area) On eastern side of large, obvious rocky outcrop which is on western fuel break road. At GHB Transect 15 381 Comment
  RSA640324  Acourtia microcephala Louis C. Wheeler 1931-5-22 s.n. Los Angeles College Way: (vicinity of Claremont). . Comment
  RSA390565  Adenostoma fasciculatum George B. Grant 1904-6-3 s.n. Los Angeles Pasadena. Comment
  SDSU8954  Adenostoma fasciculatum R. M. Beauchamp 1966-8-10 62 Los Angeles Above Topanga Canyon Blvd, in Topanga Canyon. Comment
  RSA0072131  Adenostoma fasciculatum Fran Dourisboure 1966-5-10 8 Los Angeles San Raphael Hills. 213 Comment
  POM156521  Adenostoma fasciculatum var. fasciculatum L. R. Abrams 1902-7-3 2649 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA390578  Adenostoma fasciculatum var. fasciculatum J. R. Parker 1941-07 s.n. Los Angeles Santa Monica Foothills 671 Comment
  SBBG44519  Adenostoma fasciculatum var. fasciculatum Leota Davidson 1966-5-14 252 Los Angeles S of Oak Flat Cmpgrd on Whitaker Peak Lookout rd, 10 mi from Castaic jct, Hwy 99 Comment
Read comments
Jul 1 2015
  UCR67908  Adenostoma sparsifolium Waldo Abbott 1957-1-6 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Lake Sherwood area 430 Comment
  CAS-BOT-BC65564  Adiantum capillus-veneris L. R. Abrams; I. L. Wiggins 1931-7-4 322 Los Angeles White's Landing, Santa Catalina Island Comment
  LA94096  Adiantum jordanii Lawrence L. Kiefer; 1966-4-10 1850 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho in ravine W of canyon. 304 Comment
  SBBG97001  Adiantum jordanii S. Boyd with T. Ross, L. Arnseth 1990-4-8 4369 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  POM18213  Adiantum jordanii P. A. Munz 1923-4-10 6714 Los Angeles San Clemente Island: canyon-wall, south of eLemon Tank'; east coast Comment
  RSA401057  Aesculus californica Ora M. Clark 1929-3-29 1853 Los Angeles Tejon Pass. Comment
  CAS-BOT-BC29344  Ageratina adenophora Louis C. Wheeler 1932-7-9 954 Los Angeles Rogers Canyon, San Gabriel Mountains. 381 Comment
  SDSU6839  Ageratina adenophora B. J. Cabrera 1990-4-14 14 IV90G Los Angeles On trailside on south-facing slope, Gabrielino National Recreation Trail, San Gabriel Mountains ca. 1350 m. Comment
  CDA34309  Agoseris grandiflora M. O'Brien 2011-6-14 MOB 11 -3 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  CAS-BOT-BC14785  Agoseris retrorsa A. D. E. Elmer 1902-6-1 3601 Los Angeles Mt. Gleason, near Acton Comment
  UCR62353  Agoseris retrorsa Jeri Hirshberg, T. Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  RSA588644  Agoseris retrorsa Orlando Mistretta 1994-5-31 1274 Los Angeles San Gabriel Mountains; Santiago canyon. N slope of Pacifico Mountain. 2021 Comment
  UC196692  Agrostis alba A. Davidson, M. D. 1916-6-18 3158 Los Angeles roadside Alhambra Comment
  CAS-BOT-BC127232  Agrostis exarata I. M. Johnston 1917-8-23 1634 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River. 2133 Comment
  LA98904  Agrostis exarata John O'Leary; 1979-5-23 sn Los Angeles SANTA MONICA MOUNTAINS, near Zuma Motorway, ca 1.75 mi N of Zuma Beach. 266 Comment
  RSA530046  Agrostis exarata Timothy S. Ross 1991-8-16 5827 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA762883  Agrostis exarata R. G. Swinney 2008-10-10 9578 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR194164  Agrostis exarata R. G. Swinney 1998-7-29 6548 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
Read comments
May 11 2012
  UCR209614  Agrostis exarata R. G. Swinney 2008-10-10 9578 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  SEINET3917192  Agrostis stolonifera var. major Jack Delaini 1974-2-14 7 Los Angeles Along San Dimas Creek at the mouth of the canyon.; 0 427 Comment
  UCR178792  Ailanthus altissima R. G. Swinney 1989-6-24 s.n. Los Angeles San Gabriel Mtns., Little Dalton Canyon 427 Comment
  RSA583050  Alchemilla occidentalis Tim S. Ross, Janet Takara, S. Otte 1993-4-25 6966 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon. 177 Comment
  RSA729400  Allium fimbriatum var. fimbriatum R. G. Swinney 1998-6-12 6952 Los Angeles San Gabriel Mtns.: NW of Jackson Lake at Ball Flat. 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Road 1890 Comment
Read comments
Sep 4 2015
  RSA703767  Allium fimbriatum var. fimbriatum Gary D. Wallace, Ann Hiller 1983-5-18 2072 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  UCR108205  Allium haematochiton Steve Boyd, Valerie Soza 1998-4-28 10154 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, c. 2 mi west of the junction w/ Sierra Hwy in Mint Canyon, top of ridge on the south side of the canyon. 634 Comment
  UCR120887  Allium monticola L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., north side of Burkhart Saddle 2104 Comment
  RSA366489  Allium peninsulare var. peninsulare Anstruther Davidson 1921-6-1 3426 Los Angeles San Gabriel Mountians Comment
  POM8610  Allophyllum divaricatum P. A. Munz, R. D. Harwood 1920-4-21 3682 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  UC879976  Allophyllum glutinosum F. R. Fosberg 1931-7-14 S 5413 Los Angeles Santa Catalina Isl., Hamilton Canyon 30 Comment
  RSA580315  Allophyllum violaceum T. S. Ross, S. D. Boyd 1994-5-24 7868 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  RSA452771  Alnus rhombifolia F. R. Fosberg 1931-8-11 S 5494 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  RSA59162  Alnus rhombifolia P. C. Everett 1950-9-30 15897 Los Angeles Holcomb Canyon, along trail to Devil s Punchbowl. 1326 Comment
Read comments
Mar 20 2014
  SDSU4823  Alnus rhombifolia A. H. Gallup 1948-11-1 252 Los Angeles San Dimas - Little Dalton Canyon. 457 Comment
  SEINET6084112  Alternanthera philoxeroides Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA593585  Amaranthus albus Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8906 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR223679  Amaranthus albus R. G. Swinney 2009-8-25 11497 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  POM324028  Amaranthus albus Greg Wright 1971-6-28 209 Los Angeles San Dimas Canyon Rd. at San Dimas Canyon Golf course, S intersection Caballo Ranch Rd. 365 Comment
  UCD105306  Amaranthus albus Louis C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Ridge 1/2 mile WNW Pine Mt. 1249 Comment
  LA30495  Amaranthus blitoides Jane Turner; T. Mosquin 1958-11-16 C 50 Los Angeles Comment
  SBBG133185  Amaranthus californicus B. C. Templeton 1942-10-14 6588 Los Angeles Griffith Park, near Municipal Nursery Comment
  POM11259  Amaranthus hybridus P. A. Munz, R. D. Harwood 1921-10-15 4692 Los Angeles Claremont. 366 Comment
  SBBG52783  Amblyopappus pusillus F. R. Fosberg 1931-4-29 4718 Los Angeles small cyn between Cottonwood and Middle Ranch Cyns 140 Comment
  SBBG98665  Amblyopappus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5197 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  RSA0114166  Amblyopappus pusillus Steven A. Junak 1988-7-17 Sca- 767 Los Angeles Santa Catalina Island. Lower portion of Silver Canyon, ca. 0.25 mi inland from beach. 12 Comment
  OBI82119  Ambrosia acanthicarpa R. G. Swinney 2009-11-13 11611 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  RSA150972  Ambrosia chamissonis Peter H. Raven 1962-4-11 17265 Los Angeles Due west of Wall 2; San Clemente Island 6 Comment
  SD85099  Ambrosia chamissonis Martin A. Piehl 1963-12-8 63114 Los Angeles San Clemente Island, West Cove on active dunes along west end of airfield 17 Comment
  POM4808  Ambrosia confertiflora I. M. Johnston 1920-1-1 s.n. Los Angeles Arcadia, along Huntington Drive. 152 Comment
  CLARK-A1528-1542  Ambrosia psilostachya John C. Roos 1941-2-17 Los Angeles Westwood Comment
  RSA301945  Ambrosia psilostachya J. R. Shevock 1972-9-16 2276 Los Angeles Point Dume 6 Comment
  UCR210067  Ambrosia psilostachya A. C. Sanders 2009-11-6 37211 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC55553  Ambrosia psilostachya Cecil Hart 1922-9-12 s.n. Los Angeles Howard J. Smith nursery, Montebello Comment
  RSA604618  Ammannia robusta Louis C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. Comment
  IRVC26208  Ammi majus A. C. Sanders, Kim Marsden 2003-6-20 26987 Los Angeles Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  SFV18454  Amorpha californica var. californica I. P. Swift 2001-5-25 152 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area, Walker Ranch section. 564 Comment
  RSA0069776  Amsinckia intermedia LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6994 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
  RSA592819  Amsinckia intermedia Steve Boyd 1996-4-25 8670 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  RSA724778  Amsinckia intermedia K. Dobry 1991-3-15 411 Los Angeles San Gabriel Mts at Elsmre Cyn Comment
  SBBG39444  Amsinckia intermedia E. R. Blakley 1963-4-8 5555 Los Angeles ridge S of Avalon Valley above Avalon Terrace 243 Comment
  UCR183986  Amsinckia intermedia A. C. Sanders 2007-4-19 33437 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR76420  Amsinckia intermedia T. S. Ross, E. Kellogg 1992-4-13 6141 Los Angeles Channel Islands, NW part of San Clemente Island, terrace in vicinity of Darter 18 Comment
  RSA0079966  Amsinckia intermedia T. S. Elias, Orlando Mistretta 1988-2-10 10668 Los Angeles San Clemente Island: Dead Man s Curve adjacent to Eagle Canyon; east side of island. Comment
  RSA0079972  Amsinckia intermedia Anonymous 1935-2-25 s.n. Los Angeles Eagle Rock Canyon. Comment
  RSA499950  Amsinckia intermedia I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  UCR149969  Amsinckia menziesii Scott D. White 2004-5-5 10303 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  POM127663  Amsinckia spectabilis S. B. Parish 1918-6-5 11869 Los Angeles Playa del Rey Comment
  RSA0091454  Amsinckia tessellata var. tessellata Orlando Mistretta 1992-5-4 212 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA658527  Anagallis arvensis Diane Elliott 1985-4-26 19 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  SDSU9835  Anagallis arvensis D. F. Howe 1953-5-2 2273 Los Angeles Hillside S of mouth of Wain Canyon, Santa Catalina Island. Comment
  UCD117441  Anagallis arvensis Beth Greenhalgh 1993-3-19 12 Los Angeles Santa Monica Mountians, Malibu, near driveway at 29716 Baden Place. 15 Comment
  UCD117534  Anagallis arvensis Geoffrey Levin 1975-5-12 498 Los Angeles vacant area east of Harwood Court, Pomona College, Claremont. Alluvial fan of the San Gabriel Mountains. 335 Comment
  UCR101187  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1949-1 6755 Los Angeles San Gabriel Mtns., North Fork San Gabriel River, near Bichota canyon 686 Comment
  RSA503833  Anemopsis californica F. R. Fosberg 1930-7-3 S 3091 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA5879  Anemopsis californica C. B. Wolf 1932-9-16 4097 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
  UCD137940  Anemopsis californica V. P. Osterli 1958-10-23 s.n. Los Angeles vicinity of Newhall. Comment
  POM307080  Anthemis cotula Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1926 Los Angeles Between Walnut and Covina, near State school. Comment
  POM6040  Anthemis cotula Arthur M. Cleghorn 1902-6-20 44 Los Angeles Claremont. Comment
  UCR220228  Anthriscus caucalis R. G. Swinney 2009-4-7 10294 B Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  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
  UCR146475  Antirrhinum coulterianum Orlando Mistretta 1992-6-12 557 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  SEINET13388994  Antirrhinum multiflorum G. B. Grant 1904-5-29 50 /6282 Los Angeles Covina. Comment
  UCR273273  Antirrhinum multiflorum R. G. Swinney 2011-7-7 15453 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
  SBBG131895  Aphanisma blitoides S. A. Junak, D. Wilken 1996-3-27 SCI 263 Los Angeles just S of Eel Cove Cyn, near N end of flats 15 Comment
  SEINET3244632  Apiastrum angustifolium Louis C. Wheeler 1932-1 685 Los Angeles San Gabriel Wash 107 Comment
  UCR78090  Apiastrum angustifolium David Charlton 1991-7-5 5503 Los Angeles San Gabriel Mtns., Lake Hughes Road, south of Castaic Lake, l mi. [NE] of Visitor Center 400 Comment
  UCR158845  Apium graveolens Scott D. White 1994-7-14 2253 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  RSA127979  Aptenia cordifolia P. H. Raven, Henry J. Thompson 1959-10-18 14662 Los Angeles Coast Highway at mouth of Topanga Canyon 5 Comment
  LA32265  Arabis glabra var. glabra Peter H. Raven; Henry J. Thompson 1959-5-11 14226 Los Angeles 487 Comment
  UCR9219  Arabis sparsiflora D. H. Wilken 1965-3-27 147 Los Angeles San Gabriel Mtns., Elizabeth Lake Canyon, near Kleine Canyon [Angeles National Forest] 457 Comment
  UCR146468  Arabis sparsiflora var. californica Orlando Mistretta 1992-5-25 426 Los Angeles Transverse Ranges; San Gabriel Mountains, Fenner Canyon Conservation Camp, between camp boundary and water tower 1713 Comment
  UCR150886  Arbutus menziesii Valerie Soza, LeRoy Gross 1999-7-15 630 Los Angeles Transverse Ranges; San Gabriel Mtns, Helispot off Mt Wilson Trail, 2.7 mi from trailhead in Sierra Madre 823 Comment
  UC1085343  Arceuthobium campylopodum Job Kuijt 1956-12-29 1210 Los Angeles betw Writwood and Kratka Ridge Angeles National Forest 2133 Comment
  RSA631218  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21984 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  SFV6480  Arctostaphylos glandulosa T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-26 179 Los Angeles San Gabriel Mountains Lone Pine Canyon Road, 3 miles from Cajon Pass. Comment
  LA200425  Arctostaphylos glandulosa subsp. mollis John O'Leary; 1974-2-25 240 Los Angeles Santa Monica Mountains, Stone Canyon, overlooking Stone Canyon Reservoir 289 Comment
  POM96982  Arctostaphylos glandulosa subsp. mollis P. A. Munz 1925-4-23 9441 Los Angeles San Gabriel Canyon. 488 Comment
  LA34182  Arctostaphylos glauca Peter H. Raven; 1959-2-23 13803 Los Angeles Santa Monica Mountains, Mulholland Dr 3.1 mi. E of Decker Road 548 Comment
  RSA631472  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16026 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA640245  Arctostaphylos glauca R. F. Thorne, R. Carolin, C. Davidson 1967-3-23 41582 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA725213  Arctostaphylos glauca Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -34 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SBBG54045  Arctostaphylos glauca K. R. Montgomery, T. W. Strid 1973-3-22 73 -3 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  UC1595455  Arctostaphylos glauca Tim Ross 1992-7-10 6641 Los Angeles 310 m e where Coldwater Canyon meets Big Tujunga Creek (just s of creek, e side of road to Colby Ranch); San Gabriel Mountains, Big Tujunga Canyon 972 Comment
  UCR216885  Arctostaphylos glauca R. G. Swinney 2009-2-20 10023 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  RSA0087356  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15798 Los Angeles San Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  RSA634330  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22082 Los Angeles Entrance to Crystal Lake Recreation Area, San Gabriel Mountains. 1720 Comment
  RSA634340  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22085 Los Angeles Entrance to Crystal Lake Recreation Area, San Gabriel Mountains. 1720 Comment
  RSA634791  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20555 Los Angeles 2 km NW of Chilao Cpgrd., San Gabriel Mtns. 1670 Comment
  RSA634812  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20477 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA634884  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20405 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA634886  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20446 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  SD1589  Arenaria macradenia Ruth B. Randall 1931-7-1 185 Los Angeles Big Pines, near Los Angeles. 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
  RSA423573  Arenaria macradenia Bonnie C. Templeton 1931-4-19 s.n. Los Angeles Mojave Desert. Comment
  UC1602131  Arenaria serpyllifolia I. M. Johnston 1918-4-25 1978 Los Angeles Claremont 365 Comment
  CAS-BOT-BC401704  Argemone munita subsp. munita A. D. E. Elmer 1902-6-1 3721 Los Angeles Acton Comment
  LA35978  Aristida adscensionis Peter H. Raven; David S. Verity 1960-5-7 15327 Los Angeles Santa Monica Mountains, Arroyo Sequit 243 Comment
  RSA385027  Aristida ternipes var. gentilis George B. Grant 1905-4-2 s.n. Los Angeles Altadena Comment
  CAS-BOT-BC84971  Artemisia californica Grant 1906-9-1 7170 Los Angeles Catalina Is., So. Calif. Comment
  JEPS26139  Artemisia californica Peter H. Raven 1959-2-15 13782 Los Angeles 2.6 m north of Sunset Boulevard; Santa Monica Mountains, Beverly Glen Canyon 213 Comment
  POM18214  Artemisia californica Philip A. Munz 1923-4-10 6713 Los Angeles San Clemente Island; wall of canyon S of 'Lemon Tank' Comment
  UC29661  Artemisia californica J. H. Barber 1897-9-19 284 Los Angeles Santa Monica Exp't Station Comment
  UCR117561  Artemisia californica A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23258 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 595 Comment
  LA31372  Artemisia douglasiana Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C 146 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA0068431  Artemisia douglasiana R. G. Swinney 2010-8-16 13542 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR210255  Artemisia douglasiana R. G. Swinney 2008-8-13 9364 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCR273159  Artemisia douglasiana R. G. Swinney 2011-10-25 15853 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
  POM6101  Artemisia douglasiana Philip A. Munz, I. M. Johnston 1918-5-19 2263 Los Angeles Claremont. 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
  CHSC95514  Artemisia dracunculus LeRoy Gross; Valerie Soza 2003-5-15 914 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  RSA758715  Artemisia ludoviciana R. G. Swinney 2008-10-7 9468 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  RSA188530  Artemisia ludoviciana subsp. ludoviciana R. F. Thorne, John Olmsted 1965-8-26 35396 Los Angeles Near Camp Lupine along Prairie Fork 1982 Comment
  SD51870  Artemisia nesiotica Peter H. Raven 1962-7-11 18006 Los Angeles San Clemente Island; upper end of first canyon south of Lemon Tank. Comment
  LA210517  Artemisia tridentata subsp. parishii Norman C. Cooper; 1943-11-21 984 Los Angeles Mint Canyon, W of Ranger Station. 761 Comment
  SBBG62485  Artemisia tridentata subsp. parishii R. Hoffmann 1931-10-1 Los Angeles Mint Cyn, below Bob's Place Comment
  CAS-BOT-BC97332  Artemisia tridentata subsp. tridentata Ernest Braunton 1903-10-1 907 Los Angeles Glendale to Burbank Comment
  JEPS36970  Artemisia tridentata subsp. tridentata W. L. Jepson 1920-5-3 8936 Los Angeles Mts. above Castaic Creek ((Ridge Route)) 975 Comment
  RSA0059644  Arthrocnemum subterminale R. F. Thorne, Percy C. Everett 1965-5-11 34569 Los Angeles Behind North Beach at Little Harbor, Santa Catalina Island. Comment
  RSA509583  Arundo donax L. C. Wheeler 1967-7-23 10180 Los Angeles San Gabriel Mountains. Mojave Desert slope: pond 1/2 mi W from Barrel Springs, San Andreas Rift Zone. Comment
  SD186058  Asclepias californica A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26046 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway. 366 Comment
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Apr 10 2014
  CAS-BOT-BC175028  Asclepias fascicularis Timothy S. Ross; Steve Boyd 1994-7-7 8158 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  SJSU13466  Asclepias fascicularis C. W. Sharsmith 1940-8-29 4229 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  CDA20095  Asphodelus fistulosus M. O'Brien 2003-3-3 s.n. Los Angeles South Coast; Malibu Bluffs. 0 Comment
  LA200071  Aspidotis californica Lawrence L. Kiefer; 1966-4-16 1882 Los Angeles SANTA MONICA MOUNTAINS, Caballero Creek, S of Tarzana, ca. 1 mi S of the end of Reseda Blvd. 304 Comment
  LA94124  Aspidotis californica Lawrence L. Kiefer; 1966-3-26 1776 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  SBBG31106  Aspidotis californica R. F. Thorne 1966-4-28 Los Angeles from mine shaft above upper end of Renton Mine Rd, Pebbly Beach Cyn 274 Comment
  CAS-BOT-BC65786  Aspidotis californica 1903-4-1 s.n. Los Angeles Santa Anita Caves, Southern Calif. Comment
  UCR223264  Aster greatae R. G. Swinney 2009-8-19 11449 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  RSA415471  Astragalus didymocarpus var. dispermus Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  RSA0116313  Astragalus douglasii A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32239 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert: western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  SBBG68293  Astragalus gambelianus M. N. Ackley 1926-5-8 559 Los Angeles Little Rock 914 Comment
  SD178160  Astragalus gambelianus A. C. Sanders 2003-4-17 26066 Los Angeles Northeast end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines. At foot of slope on canyon bottom. 395 Comment
  UCR205126  Astragalus gambelianus R. G. Swinney 2008-4-17 8688 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  UCR163312  Astragalus lentiginosus B. G. Pitzer 1998-5-12 3698 Los Angeles Western Mojave Desert, W side of 170th Street East, 0.5 mi. south of Avenue 'J' (N5), and c. 0.2 mi. north of the west entrance to Saddleback Butte State Park 890 Comment
  RSA415576  Astragalus lentiginosus var. albifolius Anstruther Davidson 1922-05 3521 Los Angeles Lancaster. Comment
  RSA415574  Astragalus lentiginosus var. antonius B. C. Templeton 1933-5-15 5138 Los Angeles East Blue Ridge, Big Pines Park, San Gabriel Mountains. 2134 Comment
  RSA716867  Astragalus purshii var. tinctus Scott D. White, Pam De Vries 2006-5-10 11428 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SBBG3259  Astragalus trichopodus var. lonchus H. and M. Dearing 1940-2-13 4529 Los Angeles 25 mi E of Oxnard Comment
  RSA0118840  Astragalus trichopodus var. phoxus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-11 32029 Los Angeles Tehachapi Mtns. Foothills: west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings. 945 Comment
  UC1128741  Astragalus trichopodus var. phoxus G. T. Nordstrom 1935-2-18 325 Los Angeles 1 mi sse of mouth Liebre Gulch; Tejon Quad., sse of Mouth of Liebre Gulch Comment
  POM9532  Astragalus trichopodus var. phoxus P. A. Munz, R. D. Harwood 1920-5-17 3994 Los Angeles Topango Canon [now Topanga Canyon], Santa Monica Mountains. 213 Comment
  RSA692173  Astragalus trichopodus var. trichopodus Scott D. White 2003-5-20 9317 Los Angeles Northern Chino hills: Diamond Bar. Hills and canyons within gated community called The Country, east of Diamond Bar Blvd. Steep unnamed canyons draining southward into Tonner Canyon. 244 Comment
  POM8708  Athysanus pusillus P. A. Munz, R. D. Harwood 1920-3-13 3303 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  UC1965438  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 2005 /08/12.1-5 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. Comment
  RSA411862  Atriplex argentea subsp. expansa H. L. Bauer 1929-09 s.n. Los Angeles Long Beach 30 Comment
  SDSU19655  Atriplex californica Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas 2000-7-19 2183 Los Angeles San Clemente Island, end of road south from Eel Point. 30 Comment
  UCR140639  Atriplex canescens Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 3- 27 Los Angeles San Gabriel Mtns/Mojave Desert, Route 18 at W 263 Street, Site L3 1033 Comment
  RSA578650  Atriplex canescens subsp. canescens T. S. Ross, J. M. Porter 1994-5-1 7603 Los Angeles Southwestern Mojave Desert: open desert, On NW corner of Black Butte Basin Road an Avenue U, ca. 1275 meters SW of Three Sisters Buttes. 960 Comment
  CAS-BOT-BC168272  Atriplex canescens var. canescens Eugene Walls 1909-11-27 4 Los Angeles Lancaster Comment
  CAS-BOT-BC170014  Atriplex confertifolia Ernest C. Twisselmann 1970-9-8 17490 Los Angeles Antelope Valley, Highway 14 at Avenue B - Mojave Desert 731 Comment
  SD69680  Atriplex coulteri Robert F. Thorne, P. Everett 1965-6-23 34980 Los Angeles Santa Catalina Island; dry roadside at Hay Press Reservoir. 409 Comment
  RSA478283  Atriplex lentiformis subsp. breweri Anstruther Davidson 3289 Los Angeles E. Los Angeles. Comment
  RSA478289  Atriplex lentiformis subsp. breweri G. J. Hoffenberg 1928-7-24 s.n. Los Angeles Del Rey Palisades Comment
  CAS-BOT-BC180942  Atriplex nummularia Carl B. Wolf 1931-12-30 2632 Los Angeles Playa del Rey 15 Comment
  CDA2947  Atriplex nummularia T. C. Fuller 1968-5-13 17013 Los Angeles Opposite 7524 Vista Del Mar, Playa del Rey. 0 Comment
  RSA0104987  Atriplex prostrata Steven A. Junak 1999-7-16 SCa- 1057 Los Angeles Santa Catalina Island. Just inland from mouth of Cottonwood Canyon, N side of creekbed. 6 Comment
  UC56775  Atriplex rosea Ernest Braunton Sep 1902 687 Los Angeles Ballona Comment
  SBBG53302  Atriplex semibaccata D. M. Power 1972-11-11 Los Angeles W of Wilson Cove Comment
  UCR90006  Atriplex spinifera Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  SBBG80318  Atriplex watsonii F. C. Boutin 1967-4-23 11626 Los Angeles N end of island at W end of airfield runway Comment
  CAS-BOT-BC146041  Avena barbata R. M. Beauchamp 1967-1-28 140 Los Angeles San Clemente Island. Near old indian campsite west of Lemon Tank. Comment
  RSA0113376  Avena fatua LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7554 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
  RSA385390  Avena fatua Gary D. Wallace 1979-4-12 1675 Los Angeles Monrovia. Comment
  RSA660749  Avena fatua Jeff Weiler 1981-4-4 3 Los Angeles Edison right of way between Foothills Blvd. and Olive Lane. Adjacent to Indian Ave. In La Canada. Comment
  SEINET3127986  Avena fatua G. B. Grant 1905-4-10 86 Los Angeles Pasadena Comment
  UCSB6779  Avena fatua Haller, Norman 1953-3-31 Los Angeles Near corner of Bellwood and Olympic; Los Angeles Comment
  RSA350399  Baccharis emoryi Wm. Martin 1971-10-21 s.n. Los Angeles Near the junction of Agua Dulce Canyon Road and Highway 14 Comment
  UCR81449  Baccharis glutinosa F. R. Fosberg 1930-10-18 S- 4110 Los Angeles Coastal Plains and Basins; Los Angeles Basin, [Dominguez] Slough, Gardena 10 Comment
  RSA536086  Baccharis pilularis Timothy S. Ross 1991-5-21 5431 Los Angeles San Clemente Island: SW rim of Box Canyon 351 Comment
  RSA655467  Baccharis pilularis LeRoy Gross 2000-11-12 329 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 411 Comment
  CAS-BOT-BC99628  Baccharis plummerae S. B. Parish; W. F. Parish 1881-10-1 1110 Los Angeles Santa Monica Comment
  RSA580953  Baccharis salicifolia Catherine A. Mish 1995-2-17 2 Los Angeles Santa Monica Mtns, Hollywood Reservoir 250 Comment
  SBBG13345  Baccharis salicifolia E. R. Blakley 1962-6-10 5257 Los Angeles large beach dunes near Wall 2 15 Comment
  UCSB12932  Baccharis salicifolia Suter, Richard 1961-3-30 Los Angeles On west bank of Devil's Gate Dam reservoir, 0.5 miles north of Devil's Gate Dam north of Pasadena 274 Comment
  RSA0030919  Baccharis salicifolia Bonnie C. Templeton, Ira W. Clokey 1930-3-11 1414 Los Angeles Westwood Hills. Santa Monica Mts. 200 Comment
  UCD129452  Baccharis salicifolia subsp. salicifolia F. R. Fosberg 1931-3-23 S 4330 Los Angeles Hamilton Canyon, Santa Catalina Island. 20 Comment
  SBBG125927  Baccharis sarothroides A. Parikh, N. Gale 2010-5-27 3225 Los Angeles Sierra Pelona, 4.5 km W of State Hwy 14, 2 km SW of California Aqueduct; E Liebre Mtns 1000 Comment
  SBBG65716  Baileya pleniradiata R. Hoffmann 1932-4-9 Los Angeles Turner Dry Lake [El Mirage Lake] Comment
  SEINET10482044  Barbarea vulgaris Lenington 1927-1-1 LENINGTON s.n. Los Angeles Pomona. A common weed. Comment
  UCR181363  Berberis aquifolium R. G. Swinney 1995-3-11 3381 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 378 Comment
  POM156195  Beta vulgaris L. R. Abrams 1902-6-12 2533 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA367312  Bloomeria crocea var. crocea F. R. Fosberg 1931-3-25 S- 4372 Los Angeles Hamilton Canyon, Santa Catalina Island. 120 Comment
  CHSC83650  Boechera arcuata John Dittes; Chris Williams 1989-4-29 5 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Upper Big Tujunga Creek; ca. 0.25 mi. downstream of bridge to Camp Colby. On upper slope above creek bank. 929 Comment
  UCR132439  Bolboschoenus maritimus subsp. paludosus Scott D. White 1996-5-15 4041 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  IRVC26858  Bowlesia incana Reid Moran 1941-2-17 576 A Los Angeles Middle Ranch, Santa Catalina Island. 500 Comment
  UC284129  Bowlesia incana P. A. Munz 1923-4-9 6643 Los Angeles e coast of San Clemente Island San Clemente Island Comment
  RSA0115757  Bowlesia incana Steven A. Junak 1999-5-20 SCa- 945 Los Angeles Santa Catalina Island. Just S of Cottonwood-Black Jack Road. 304 Comment
  UC2026419  Bowlesia incana Louis C. Wheeler 1965-5-16 8704 Los Angeles LIEBRE MOUNTAIN: Ravine S of Two Shay Ranch, Bouquet Canyon. Comment
  RSA704710  Brachypodium distachyon Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2091 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  SEINET6066310  Brassica campestris L. E. Hoffman 1932-2-3 Los Angeles Los Angeles. Arroyo Seco River near South Ave. 59. Comment
  SBBG38301  Brassica fruticulosa S. D. White 2001-2-4 8155 Los Angeles Evey Cyn, a tributary to San Antonio Cyn just above San Antonio Flood Control Dam 732 Comment
  UCR210276  Brassica geniculata R. G. Swinney 2008-10-16 9595 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR259240  Brassica geniculata R. G. Swinney 2010-9-9 13751 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
  LA210065  Brassica nigra Norman A. Cole; May 1964 317 C1 Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 152 Comment
  UCD114824  Brassica rapa Gordon Pilone 1960-3-16 5 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  CAS-BOT-BC100417  Brickellia californica C. B. Wolf 1931-10-20 2466 Los Angeles 1/2 mi. above Montrose on the rd. from Tujunga to La Canada, San Gabriel Mts. 457 Comment
  CHSC20919  Brickellia californica Robert A. Schlising 1971-10-28 3007 Los Angeles Lopez Canyon, north of Pacoima. Comment
  LA31694  Brickellia californica Henry J. Thompson; 1958-10-22 1812 Los Angeles SANTA MONICA MOUNTAINS, Mt. Hollywood, Griffith Park, just N of Mt. Hollywood. 380 Comment
  POM351107  Brickellia californica F. R. Fosberg 1931-10-11 7213 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA609011  Brickellia californica L. C. Wheeler 1930-11 s.n. Los Angeles Clark's Grove, [Vicinity of Claremont]. Comment
  CAS-BOT-BC106216  Brickellia desertorum W. R. Dudley 1907-12-1 s.n. Los Angeles Near Monrovia Comment
  JEPS18770  Brickellia nevinii Ernest Braunton 1902-8-7 517 Los Angeles Sherman Comment
  RSA507984  Brickellia nevinii Steve Boyd, Timothy S. Ross 1988-4-28 2237 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA509618  Brickellia nevinii L. C. Wheeler 1966-11-23 9150 Los Angeles San Gabriel Mountains. Devil's Canyon, near mouth where it suddenly narrows. Comment
  RSA127973  Brickellia nevinii Peter H. Raven 1959-10-25 14703 Los Angeles Mulholland Highway 4.4 miles north-east of Coast Highway. 244 Comment
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Jan 16 2015
  RSA0035087  Brodiaea coronaria Harold L. Pirie 1963-5-21 s.n. Los Angeles Santa Monica Mts., off Topanga Cyn. Blvd. on Robinson Rd. (near Haines home). 274 Comment
  SEINET12053181  Brodiaea coronaria Unknown 1933-1 8465 Los Angeles near Los Angeles Comment
  RSA0097777  Bromus R. G. Swinney 2011-7-8 15491 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  SD52892  Bromus arizonicus Peter H. Raven 1962-5-8 17623 Los Angeles San Clemente Island, near shore west side of island opposite Wilson Cove. 29 Comment
  CAS-BOT-BC221630  Bromus carinatus Timothy S. Ross 1994-5-31 7962 Los Angeles San Gabriel Mountains. Pacifico Mountain: W slope, ca 315 m WSW of the 7124-ft summit 2109 Comment
  SD31219  Bromus carinatus Edith A. Purer 1931-4-28 1768 Los Angeles Palos Verdes Hills, along roadside Comment
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Jul 11 2010
  UCD58001  Bromus carinatus F. R. Fosberg 1931-4-3 S 4484 Los Angeles Santa Catalina Island. Pebble Beach. Comment
  UCR64176  Bromus carinatus A. C. Sanders 1988-2-18 7692 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  CAS-BOT-BC156228  Bromus catharticus Louis C. Wheeler 1936-4-10 4085 Los Angeles 2 miles northeast of La Verne. 381 Comment
  CHSC35204  Bromus catharticus James Henrickson 1979-5-18 18119 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; S of creek in pastured area. 402 Comment
  RSA0092868  Bromus catharticus Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 367 Los Angeles Santa Catalina Island: Skull Canyon, at edge of hayfield at storage yard gate, ca. 0.4 road miles from intersection with Middle Ranch Canyon Road. 229 Comment
  SEINET10468913  Bromus catharticus David B. Dunn 1941-3-3 Dunn 695 Los Angeles P.e. Tracks on santa monica blvd. 2 Blocks e of sepulveda. Comment
  RSA12271  Bromus diandrus C. B. Wolf 1934-4-11 5645 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  RSA746895  Bromus diandrus R. G. Swinney 2005-4-15 8215 Los Angeles Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 320 Comment
  RSA748896  Bromus diandrus R. G. Swinney 2005-5-21 8268 Los Angeles west of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UC816459  Bromus diandrus Agnes Chase Apr 12 1910-Apr 15 1910 5540 Los Angeles s of Playa del Rey Comment
  UCD58581  Bromus diandrus Robert D. Clarke 1979-4-15 s.n. Los Angeles Central Los Angeles. Comment
  UCSB329  Bromus grandis B., K. 1943-6-14 Los Angeles Garbage pit road S of Dry Lake; Tanbark Flat; San Dimas Experimental Forest; San Gabriel Mtns 822 Comment
  SEINET10933827  Bromus grandis LeRoy R. Abrams 1902-6-29 Abrams 2600 Los Angeles Summit of Mt. Wilson. Comment
  CATA41  Bromus hordeaceus USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 22 Los Angeles Santa Catalina Island: Deer Valley Trail 42 Comment
  RSA650445  Bromus hordeaceus Vance Langford 1948-3-29 s.n. Los Angeles Corner of Olive Ave. and Kenneth road, Burbank. Comment
  UC1587618  Bromus hordeaceus Tim Ross 1991-4-21 4525 Los Angeles Whittier Hills (Puente HJills, pro parte), Middle Turnbull Canyon, vicinity of old water tank Middle Turnbull Canyon; Whittier Hills, Middle Turnbull Canyon 228 Comment
  LA13691  Bromus hordeaceus A. M. Johnson; 1932-4-8 3935 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  CDA1843  Bromus madritensis subsp. madritensis Scott D. White 1998-6-1 6710 Los Angeles San Gabriel Mountains; San Antonio Canyon, ca 1.5 air mi N of San Antonio Dam/Shinn Road (=Mountain Ave) Bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station Comment
  CAS-BOT-BC162072  Bromus pseudolaevipes L. R. Abrams 1901-6-1 1704 Los Angeles Saddle Peak. Santa Monica Mountains. Comment
  CAS-BOT-BC334206  Bromus secalinus R. G. Swinney 2009-7-22 11347 Los Angeles Transverse Range; San Gabriel Mtns. Suophur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA599845  Bromus tectorum Steve Boyd, Lauren Raz 1997-5-6 9762 A Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCR92087  Bromus tectorum Scott D. White 1996-4-21 3936 Los Angeles Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill Blvd., east of Towne Ave. 323 Comment
  RSA0019985  Bromus tectorum F. W. Peirson 1922-7-5 5363 Los Angeles Big Pines Camp, north side of San Gabriel Mountains 2104 Comment
  RSA0028713  Bromus tectorum Donald Tahara 1975-5-25 70 Los Angeles 0.25 mi. South Charlton Stn. off Angeles Crest Hwy. Comment
  SBBG109037  Cakile maritima S. A. Junak 1996-5-31 SCl 563 Los Angeles behind (just inland from) West Cove 6 Comment
  SBBG31542  Cakile maritima R. M. Beauchamp 1967-3-19 324 Los Angeles West Cove Comment
  LA200314  Cakile maritima Jonathan Sauer; D. Birindelli 1968-5-6 4344 Los Angeles Santa Monica Mountains, Point Dume Comment
  CAS-BOT-BC233955  Calandrinia breweri John Thomas Howell 1928-3-4 3384 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  POM784  Calandrinia ciliata Caroline S. Weinland s.n. Los Angeles Claremont. 366 Comment
  RSA0038449  Calandrinia ciliata var. menziesii Carol Haines 1964-4-16 s.n. Los Angeles Robinson Road, Topanga, Santa Monica Mountains. 304 Comment
  CATA136  Calandrinia menziesii Mark L. Hoefs, A. Douglas Propst 1973-3-14 102 Los Angeles Santa Catalina Island: Upper Cape Canyon 335 Comment
  CAS-BOT-BC132265  Calochortus catalinae LeRoy Abrams 1903-3-14 3143 Los Angeles San Pedro Hills Comment
  POM246473  Calochortus catalinae F. R. Fosberg 1931-4-2 S 4456 Los Angeles Santa Catalina Island: Divide between Hamilton and Descanso Canyons. 200 Comment
  RSA377294  Calochortus catalinae E. Crow 1929-3-17 1925 Los Angeles Hills 2 miles east of Glendora. Comment
  RSA377296  Calochortus catalinae Gale Sphon 1959-4-10 311 Los Angeles Mulholland Drive Comment
  SEINET3154065  Calochortus catalinae G. B. Grant, W. Wheeler 1904-1 Error Los Angeles Santa Catalina Island, Pacific Ocean Comment
  RSA0051310  Calochortus clavatus Allison D. Rudalevige, Jennifer S. Pareti, Sandra Leatherman, Sarah Thomas, Jordan Zylstra, Jason Mintzer 2014-4-23 ADR 8 Los Angeles Castaic Area, west of Castaic Lake. 480 Comment
  UCR20221  Calochortus invenustus T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, 0.3 mi below Alder Saddle on 5N04, along South Fork of Little Rock Creek 1677 Comment
  UC3400  Calochortus kennedyi J. Burtt Davy 2480 Los Angeles Manzana Antelope Valley Comment
  CAS-BOT-BC132476  Calochortus plummerae Naomi Fraga; LeRoy Gross; Sarah J. De Groot; Paul Morton 2004-6-3 1236 Los Angeles Transverse Ranges; San Gabriel Mountains region: On fuel break above Evey Canyon 793 Comment
  RSA377424  Calochortus plummerae Geo L. Moxley, Grinnell 1916-6-15 478 Los Angeles Hills north of Chatsworth. 366 Comment
  RSA377426  Calochortus plummerae Louis E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch). Sierra Madre Mountains. Comment
  RSA608047  Calochortus splendens Louis C. Wheeler 1947-6-13 6516 Los Angeles San Gabriel Mountains: Mesa south of San Antonio Canyon.. ., Los Angeles/San Bernardino County. Comment
  RSA639555  Calochortus venustus Louis C. Wheeler 1967-5-18 9656 Los Angeles Divide between Reynier and Placerita Canyon. 609 Comment
  SD41992  Calochortus venustus Darley F. Howe 1947-5-3 Los Angeles Slope just west of Mint Canyon. Comment
  UCR259082  Calystegia macrostegia R. G. Swinney 2010-10-15 14053 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  UCR49213  Calystegia macrostegia Kathy Harper 1987-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy, between Las Virgenes Valley Overlook [34 deg. 06' 07'N, 118 deg. 41' 37'W) and Yerba Buena Rd.; at Yerba Buena Road Comment
  UCSB6844  Calystegia macrostegia subsp. cyclostegia Olsen, Meryl 1954-5-26 Los Angeles Little Dalton Canyon, San Gabriel Mountains 548 Comment
  RSA422202  Calystegia macrostegia subsp. intermedia Robin S. Collins 1973-4-30 245 Los Angeles San Gabriel Mountains, Angeles National Forest: Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 640 Comment
  CAS-BOT-BC215911  Calystegia peirsonii Timothy S. Ross; Steve Boyd 1994-5-24 7851 Los Angeles North slopes draining toward Elizabeth Lake, south slopes toward Green Valley, Northeast summit of Grass Mountain, Liebre Mountains 1389 Comment
  RSA712217  Calystegia peirsonii Andrea Warniment 2005-4-8 ADW- 004 Los Angeles Transverse Ranges; Castaic Lake region: Victoria Debris Basin, on lower slope in sage scrub habitat. 415 Comment
  POM50067  Camissonia boothii subsp. decorticans W. R. Dudley, F. H. Lamb 1896-6-12 4438 Los Angeles Gorman's Station Comment
  UCR179257  Camissonia californica R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon 366 Comment
  UCR190378  Camissonia campestris R. G. Swinney 2001-4-18 7915 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  RSA144784  Camissonia campestris subsp. campestris E. G. Linsley, J. W. McSwain 1960-5-3 60 -41 Los Angeles Along state Highway 138, 0.5 miles east of Gorman-Lancaster junction. Comment
  RSA23597  Camissonia campestris subsp. campestris R. S. Woglum 1932-4-9 s.n. Los Angeles Mojave Desert: Palmdale. Comment
  CLARK-A1528-3325  Camissonia cheiranthifolia Alfred R. Roos 1956-5-22 Los Angeles 9 Comment
  RSA454024  Camissonia cheiranthifolia subsp. suffruticosa Tom Burch 1940-2-22 s.n. Los Angeles Redondo Beach. Comment
  RSA454026  Camissonia cheiranthifolia subsp. suffruticosa Edwin Kline 1926-6-29 s.n. Los Angeles Redondo Beach, near Los Angeles. Comment
  RSA449208  Camissonia claviformis subsp. claviformis Anstruther Davidson 1930-1 s.n. Los Angeles Lancaster Comment
  RSA164758  Camissonia confusa Wesley O. Griesel 1963-5-26 790 Los Angeles Near Mile High Ranch, Road to Big Pines. San Gabriel Mts. 1677 Comment
  UCR149778  Camissonia hirtella Scott D. White, Pam Devries 2004-5-18 10432 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges 518 Comment
  UCR62350  Camissonia hirtella Jeri Hirshberg, Theo Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  RSA279086  Camissonia hirtella Robert F. Thorne, C. W. Tilforth 1971-4-9 41515 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek. 457 Comment
  RSA187567  Camissonia intermedia Peter H. Raven 1962-5-23 17857 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  RSA0116322  Camissonia strigulosa A. C. Sanders 2008-4-17 34916 Los Angeles Transverse Range: 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM Pine, south of peak 3413. 1012 Comment
  RSA509589  Camissonia strigulosa Louis C. Wheeler 1967-5-23 9679 Los Angeles San Gabriel Mts., Angeles National Forest: ravine immediately SW of mouth of Bear Canyon of Soledad Canyon, dry sunny ridge about low bushes. 671 Comment
  RSA599274  Camissonia strigulosa Steve Boyd, Lauren Raz 1997-3-31 9448 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  UCR263056  Camissonia strigulosa Mitch Provance 2008-4-14 408- 11 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA632121  Camissonia strigulosa Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  UCR272622  Camissoniopsis R. G. Swinney 2011-6-7 15031 A Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  SDSU3314  Camissoniopsis bistorta H. Wedberg 1958-5-1 562 Los Angeles About 1/4 mile east of Killgore Street, Playa del Rey. 32 Comment
  UCR166276  Camissoniopsis bistorta Scott D. White 1996-3-18 3839 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  UCSB8428  Camissoniopsis cheiranthifolia subsp. suffruticosa Wedberg, Lee 1954-4-19 Los Angeles Playa dal Rey 30 Comment
  RSA0113438  Camissoniopsis confusa LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7541 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
  LA46792  Camissoniopsis hirtella Carl Epling; M. Epling 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  SFV16656  Cannabis sativa M. H. Grayum, D. Gillen 1978-8-15 s. n. Los Angeles Santa Monica Mountains Malibu Creek, Century Ranch. 148 Comment
  UCR182720  Capsella bursa-pastoris R. G. Swinney 1998-2-16 5900 Los Angeles San Gabriel Mountains/San Gabriel Valley, mouth of San Gabriel River about 100-350 m north of Foothill Blvd., east bank 189 Comment
  CAS-BOT-BC37456  Cardamine californica Ernest Braunton 1903-1-10 789 Los Angeles Arroyo Seco. Comment
  LA200310  Cardamine californica Martha Hilend Kinsey; 1934-3-10 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  CAS-BOT-BC37899  Cardamine oligosperma A. R. Roos 1958-6-12 s.n. Los Angeles Evans & Reeves Nursery, Brentwood. West Los Angeles. Comment
  CAS-BOT-BC282956  Carduus nutans G. W. Garrettson 1954-6-24 s.n. Los Angeles San Vinsente Ranch, Walnut Comment
  RSA0018990  Carex alma Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11685 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA0116655  Carex alma R. G. Swinney 2008-7-2 9135 Los Angeles San Gabriel Mtns.; north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  RSA760699  Carex alma R. G. Swinney 2008-8-14 9435 Los Angeles South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  UCR192655  Carex fracta R. G. Swinney 1999-8-16 7659 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  CAS-BOT-BC21914  Carex heteroneura Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38894 Los Angeles Near Lodgepole Picnic Area at headwaters of Dorr Canyon, N slope Throop Peak, above Angeles Crest Hwy. 2331 Comment
  CAS-BOT-BC32083  Carex multicaulis George B. Grant 1906-6-17 138 Los Angeles Summit Mt. Wilson 1828 Comment
  RSA1519  Carex schottii D. L. Crawford 1916-3-1 s.n. Los Angeles Mountains above Claremont, Palmer s Canyon. 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
  RSA602981  Carex senta L. C. Wheeler 1967-7-15 10025 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  JEPS48976  Carex subfusca Joseph Ewan 1932-6-16 7289 Los Angeles Charlton Flats San Gabriel Mts., Charlton Flats 1524 Comment
  UC1116255  Carex triquetra F. R. Fosberg 1931-4-16 S 4645 Los Angeles Eagles Nest Santa Catalina Island, Middle Ranch Canyon Comment
  CAS-BOT-BC229636  Carpobrotus chilensis Le Roy Abrams 1901-4-1 1196 Los Angeles Ballona Harbor Comment
  UC212969  Carpobrotus chilensis S. B. Parish 1918-6-5 11884 Los Angeles Playa del Rey Comment
  LA211141  Carthamus lanatus Tarja Sagar; 2010-9-2 s.n. Los Angeles SANTA MONICA MOUNTAINS, Stunt Ranch, near buildings. Comment
  RSA628634  Castanopsis sempervirens Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: West side Pallett Mountain. 2348 Comment
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Sep 2 2017
  SD107885  Castilleja affinis Mark Hoefs, Doug Propst 1973-5-4 224 Los Angeles Santa Catalina Island; Middle of Middle Ranch Canyon 244 Comment
  SD134379  Castilleja chromosa Craig Reiser 1991-5-6 Los Angeles Palmdale, Verde Ridge Comment
  CHSC100405  Castilleja foliolosa John Dittes; Josephine Guardino 2008-2-23 1508 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  JEPS19356  Castilleja foliolosa Marcus E. Jones, A. M. 1882-2-25 2827 Los Angeles Pasadena Comment
  POM71679  Castilleja foliolosa Philip A. Munz, M. Hill 1925-3-16 9355 Los Angeles Cobal Canyon, north of Claremont. 518 Comment
  RSA596045  Castilleja foliolosa Tim S. Ross, J. Mark Porter 1995-5-4 8411 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UCR142504  Castilleja foliolosa F. R. Fosberg 1931-3-18 S- 4292 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 20 Comment
  UCR142506  Castilleja foliolosa Reid Moran 1941-3-9 689 Los Angeles Channel Islands, Middle Ranch, Santa Catalina Island 250 Comment
  UCR180577  Castilleja foliolosa Scott D. White, Pam Devries 2006-5-10 11449 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  RSA166499  Castilleja foliolosa W. G. Webb 1935-4-1 s.n. Los Angeles Near Newhall. Comment
  UCR38797  Castilleja gleasoni T. P. Krantz 1980-7-15 s.n. Los Angeles San Gabriel Mtns., Upper Chilao Flats Comment
  CAS-BOT-BC32537  Castilleja gyroloba Francis Whittier Pennell 1940-4-18 25140 Los Angeles Route 99 near Oak Flat Camp 914 Comment
  UCR277009  Castilleja miniata R. G. Swinney 2010-9-30 13919 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA582213  Castilleja minor subsp. spiralis Tim S. Ross 1992-7-26 6785 Los Angeles North foot of Red Mtn on the S side of Ruby Canyon stream ca 320-360 m WNW of Ruby Spring 784 Comment
  SD51781  Castilleja minor subsp. spiralis Rimo Bacigalupi, G. T. Robbins, L. R. Heckard 1953-6-15 4207 Los Angeles Boggy flat at junction (confuence of) north fork and main fork of Pacoima Creek, 0.7 mile below Diamond Public Camp (on main fork), San Garbiel Mtns. Comment
  PASA987  Castilleja montana Frank W. Peirson 1921-7-17 Los Angeles Praire Fork of the San Gabriel River 2133 Comment
  RSA668077  Castilleja plagiotoma Michael C. Long, Ian Swift 2001-5-10 MCL- 557 Los Angeles Antelope Valley, Bob's Gap, ca. 0.25 mi SE of junction of Bob's Gap Road and Panorama Rd. (dirt). 1226 Comment
  UCSB8699  Castilleja subinclusa subsp. subinclusa Haller, John 1957-4-13 Los Angeles Mint Canyon, ca. 5 miles E. of road to Acton and 10 rd. miles E. of Angeles Forest Hwy. 914 Comment
  CAS-BOT-BC38148  Caulanthus amplexicaulis B. Miller; W. Griesel 1963-7-2 s.n. Los Angeles Road between Liebre and Sawmill Mountains. 1463 Comment
  RSA0038369  Caulanthus coulteri L. Haines 1949-4-3 s.n. Los Angeles 1/2 mi. W. of Topanga Summit. Comment
  SBBG72135  Caulanthus heterophyllus A. J. McClatchie 1903-3-18 Los Angeles near Pasadena (cf. var. pseudosimulans Buck, nom. illegit.) Comment
  UC486402  Caulanthus inflatus A. B. Clayton May 1932 137 Los Angeles Lancaster Mohave Desert, Lancaster Comment
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Apr 25 2011
  CAS-BOT-BC40210  Caulanthus lasiophyllus Peter H. Raven 1956-6-17 9420 Los Angeles Santa Monica Mountains. Northwest of Sunset Boulevard at Sepulveda Boulevard. Comment
  SBBG20509  Caulanthus lasiophyllus E. R. Blakley 1963-12-8 6399 a Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity Comment
  SBBG70229  Caulanthus lasiophyllus R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA0085508  Ceanothus arboreus F. Raymond Fosberg 1931-4-2 S 4448 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 250 Comment
  POM11572  Ceanothus cordulatus P. A. Munz 1921-6-18 4577 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2073 Comment
  RSA640502  Ceanothus cordulatus Louis C. Wheeler 1967-9-4 10645 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  CAS-BOT-BC48746  Ceanothus crassifolius Geo. B. Grant 1901-1-1 s.n. Los Angeles So. Calif. From Mt. Lowe, S. Cal. Comment
  RSA398871  Ceanothus crassifolius Robert M. Perkins 1935-3-24 26 Los Angeles San Antonio Canyon. [San Gabriel Mountains] Comment
  RSA517129  Ceanothus crassifolius Tim S. Ross, S. D. Boyd 1990-5-14 2498 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1122 Comment
  UCR258815  Ceanothus crassifolius R. G. Swinney 2010-5-25 12974 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  HSC24324  Ceanothus crassifolius var. crassifolius James Henrickson 1972-3-19 7180 Los Angeles 9 mi (air) NE of La Canada, margin of Upper Big Tujunga Canyon about 1.0 mi (air) N of Hwy. 2 1341 Comment
  RSA399018  Ceanothus cuneatus F. R. Fosberg 1931-3-1 s 4228 Los Angeles Topanga Canyon, Wildwood, Santa Monica Mountains. 220 Comment
  RSA599669  Ceanothus greggii var. vestitus Steve Boyd, Lauren Raz 1997-5-1 9688 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
  UCR46144  Ceanothus integerrimus Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns, between Pacifico Mountain and road N3 Comment
  POM293342  Ceanothus leucodermis Lyman Benson 1945-6-5 11762 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
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Apr 7 2014
  RSA600773  Ceanothus leucodermis Louis C. Wheeler 1962-6-30 8161 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  UCR259061  Ceanothus leucodermis R. G. Swinney 2010-3-18 11967 Los Angeles San Gabriel Mountains/Verdugo Mountains, Lake View Terrace, SE end of Orcas Park in Hansen Dam Basin, within 10 meters of Salix riparian forest corridor in Big Tujunga Wash 323 Comment
  RSA25653  Ceanothus megacarpus Carl B. Wolf 1941-7-9 10930 Los Angeles 3.3 mi So. of the sumit of Topango Canyon Rd. 366 Comment
  LA30350  Ceanothus megacarpus var. megacarpus Mary V. Hood; 1942-4-26 42- 27 -k Los Angeles Santa Monica Mountains, near Tapia Park 304 Comment
  CAS-BOT-BC50497  Ceanothus oliganthus Wesley O. Griesel 1959-3-28 s.n. Los Angeles Verdugo Hills 609 Comment
  LA45333  Ceanothus oliganthus A. M. Johnson; 1934-3-16 4343 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  RSA399723  Ceanothus oliganthus Louis Greata 1901-04 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  UCR19803  Ceanothus oliganthus Freda Detmers 1933-4-19 s.n. Los Angeles San Gabriels Mtns., Little Tujunga Canyon Comment
  RSA399729  Ceanothus oliganthus var. oliganthus Christopher Davidson, Robert Gustafson 1975-6-24 2872 Los Angeles Big Tujunga Canyon, ca. 5 mi NE of Sunland on rd 2N78 in a small side canyon running SW. 686 Comment
  UC18374  Ceanothus oliganthus var. oliganthus Dr. A. Davidson Los Angeles Los Angeles Comment
  UCR217431  Ceanothus sorediatus R. G. Swinney 2009-3-10 10058 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCD112713  Ceanothus spinosus Daryl Koutnik 1978-3-24 160 Los Angeles South side of Mulholland Hwy. between Encinal Cyn and Latigo Cyn. 548 Comment
  CAS-BOT-BC272068  Centaurea melitensis Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pass, Los Angeles - Ventura line Comment
  RSA127768  Centaurea melitensis Peter H. Raven 1959-6-4 14323 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  LA200179  Centaurea melitensis Jonathan Sauer; R. Thaman 1970-6-6 4818 Los Angeles Santa Monica Mountains, Temescal Canyon, upper canyon 365 Comment
  RSA202451  Centaurea repens R. L. Armacost 1960-9-27 1336 Los Angeles Santa Monica, alley near Washington Comment
  RSA656178  Centaurium venustum Joseph M. Keefe 1978-6-4 23330 Los Angeles Verdugo Mountains: 100 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 287 Comment
  SD253426  Cerastium glomeratum R. G. Swinney 2011-3-18 14146 Los Angeles San Gabgriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  CAS-BOT-BC388297  Cerastium glomeratum Marcus E. Jones 1928-4-8 s.n. Los Angeles Johnson's Pasture, Claremont Comment
  CAS-BOT-BC388302  Cerastium glomeratum Geo. B. Grant 1902-3-16 s.n. Los Angeles Pasadena Comment
  RSA702910  Cercis occidentalis Michael Honer 2004-6-22 2027 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA0041469  Cercocarpus betuloides Helen M. Oster 1924-04 s.n. Los Angeles Foothills north between Vermont and Western Ave. Comment
  CAS-BOT-BC142117  Cercocarpus betuloides var. betuloides Carl B. Wolf 1930-1-30 699 Los Angeles Head of Descanso Canyon - Catalina Island Comment
  RSA611270  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1931-8-3 S- 40 Los Angeles San Gabriel Mountains 1/2 mile E of Palmer Canyon. 915 Comment
  RSA650394  Cercocarpus betuloides var. betuloides T. Strid 1971-6-1 s.n. Los Angeles Glendora Road. Comment
  POM243680  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-5-6 S 4798 Los Angeles Santa Catalina Island. Cape Canyon. 10 Comment
  UCR141372  Cercocarpus ledifolius R. G. Swinney 1997-8-19 5821 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  CATA1775  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6915 Los Angeles Santa Catalina Island: Wild Boar Gully 110 Comment
  UCR108667  Cestrum nocturnum L. C. Wheeler 1936-2-23 4079 Los Angeles San Gabriel: 217 S. Muscatel Avenue 107 Comment
  CAS-BOT-BC279526  Chaenactis artemisiifolia Henry J. Thompson 1959-5-31 2049 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Decker Road, 0.7 mile south of Ventura-Los Angeles county line 426 Comment
  POM66521  Chaenactis artemisiifolia Marcus E. Jones 1887-04 s.n. Los Angeles Los Angeles. Comment
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Oct 26 2009
  SEINET7379759 Image available Chaenactis artemisiifolia J. H. Barber s.n. Los Angeles Santa Monica Forestry Station Comment
  UCSB10330  Chaenactis artemisiifolia Bacigalupi, Rimo; Heckard, L. 1953-5-9 Los Angeles La Tuna Canyon, east of Sun Valley, north end of Verdugo Hills Comment
  UCR194039  Chaenactis fremontii 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 1839 Comment
  CAS-BOT-BC277346  Chaenactis glabriuscula var. glabriuscula F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  CAS-BOT-BC277358  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross; Victor W Steinmann 1995-5-8 8555 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley 1182 Comment
  LA203103  Chaenactis glabriuscula var. glabriuscula A. M. Johnson; 1933-5-17 4273 Los Angeles El Segundo Comment
  LA203104  Chaenactis glabriuscula var. glabriuscula A. M. Johnson; 1928-3-13 186 Los Angeles Del Rey Hills Comment
  RSA351737  Chaenactis glabriuscula var. glabriuscula Gale Sphon 1955-4-16 s.n. Los Angeles Gorman; junction of highways 99 and 138. Comment
  RSA739666  Chaenactis glabriuscula var. glabriuscula John Dittes 2006-5-30 1386 Los Angeles Western Transverse Range, San Gabriel Mtns, Big Tujunga Canyon, 3.7 air miles NE of Verdugo Hills High School, 2.5 air mile SW of Condor Peak, 2.5 air miles SSE of Mt. McKinley 529 Comment
  SBBG65569  Chaenactis glabriuscula var. glabriuscula R. Hoffmann 1929-5-22 Los Angeles Del Sur to Elizabeth Lake Comment
  CAS-BOT-BC277332  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1906-6-17 249 -6919 Los Angeles At Summit Mt. Wilson 1828 Comment
  RSA93847  Chaenactis glabriuscula var. glabriuscula Joseph A. Ewan 1931-7-5 4747 Los Angeles San Gabriel Mountains: 1 mile above Buena Vista Trail Junction, Pacoima Canyon. Comment
  RSA772397  Chaenactis stevioides R. G. Swinney 2009-5-12 10724 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge & Alimony Ridge Rd. and to 0.5 mi NW up ridge. 1435 Comment
  UCR96132  Chaenactis xantiana B. G. Pitzer 1996-4-20 2691 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  JEPS51887  Chamaesyce albomarginata Frank W. Peirson 1919-6-13 459 Los Angeles San Gabriel Mtns, Rock Creek Canyon 1295 Comment
  RSA250633  Chamaesyce albomarginata R. F. Thorne 1971-3-31 41444 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  RSA638919  Chamaesyce albomarginata L. C. Wheeler 1946-8-27 6266 Los Angeles San Gabriel Mountains: Shoemaker Canyon just north of Pallett Ranch by side of Pear Blossom Highway. 1219 Comment
  RSA127447  Chamaesyce serpillifolia P. H. Raven, H. J. Thompson 1959-10-14 14628 Los Angeles East end of Malibu Lake. 221 Comment
  UC17682  Chamaesyce serpyllifolia Jos. Burtt Davy Los Angeles Pomona Comment
  UCR114735  Chasmanthe aethiopica A. C. Sanders 1988-2-18 7684 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  UCR51319  Chasmanthe floribunda A. C. Sanders 1988-2-3 7600 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  SEINET3153755  Cheilanthes intertexta L. T. Stephenson sn Los Angeles Chat. [perhaps Chatsworth in Los Angeles Co.?] Comment
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Dec 17 2016
  SBBG102663  Chenopodium album C. F. Smith 1958-8-27 5846 Los Angeles Ventura Blvd near Sepulveda Blvd, San Fernando Valley Comment
  LA31611  Chenopodium ambrosioides Henry J. Thompson; 1959-11-23 3006 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  POM265709  Chenopodium ambrosioides J. C. Roos 1942-9-16 1726 Los Angeles Alameda and Vernon Sts., Los Angeles. Comment
  RSA0088155  Chenopodium berlandieri R. G. Swinney 2010-8-30 13609 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  UC483199  Chenopodium californicum L. R. Abrams and I. L. Wiggins 1931-7-6 355 Los Angeles vicinity of Mosquito Harbor San Clemente Island Comment
  RSA526150  Chenopodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4144 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  UCR258726  Chenopodium leptophyllum R. G. Swinney 2010-6-23 13353 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
  UCR13734  Chenopodium multifidum O. F. Clarke 1973-8-4 s.n. Los Angeles San Gabriel Valley, Pomona, corner of 9th and Locust Streets. 76 Comment
  LA50755  Chenopodium multifidum A. M. Johnson; 1931-10-7 3827 Los Angeles Santa Monica Mountains, Stone Canyon Comment
  POM155578  Chenopodium murale M. B. Dunkle 1928-4-9 1813 Los Angeles Santa Catalina Island. Back beach flat, Emerald Bay. 4 Comment
  RSA229884  Chenopodium pratericola H. A. Wahl 1967-8-2 C 722 Los Angeles [Unspecified] Comment
  RSA601744  Chenopodium pumilio L. C. Wheeler 1966-10-22 9048 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
  LA201532  Chenopodium strictum var. glaucophyllum Arthur C. Gibson; 2003-9-2 4896 Los Angeles 289 Comment
  LA51486  Chenopodium strictum var. glaucophyllum Peter H. Raven; Henry J. Thompson 1959-9-27 14510 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  UCR213336  Chlorogalum pomeridianum Justin M. Wood 2009-6-8 853 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  SBBG132186  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2014-5-13 2168 Los Angeles 1.7 km SE of Hwy 126, 1.3 km N of Potrero Cyn Rd; N side of Santa Susana Mtns; Newhall Ranch 310 Comment
  NY468358  Chorizanthe parryi var. fernandina C. C. Parry 1881-1 s.n. Los Angeles Comment
  UC1303118  Chorizanthe spinosa Ralph Hoffmann 1930-5-19 Los Angeles washes running into southeastern side Muroc Dry Lake (northwestern Los Angeles County); southeastern side Muroc Dry Lake Comment
  CAS-BOT-BC244730  Chorizanthe staticoides G. B. Grant 1900-4-8 s.n. Los Angeles Garranza Comment
  POM307202  Chorizanthe staticoides Henry J. Ramsey, Henry J. Ramsey 1937-6-23 2068 Los Angeles North Craig Ave., Altadena. Comment
  RSA777922  Chorizanthe staticoides Orlando Mistretta, Christine Mistretta 2010-5-20 5153 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  UCR124613  Chorizanthe staticoides I. W. Clokey, B. C. Templeton 1929-1 4494 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA0004911  Chorizanthe staticoides var. latiloba A. D. E. Elmer 1902-06 3689 Los Angeles Acton Comment
  RSA557858  Chorizanthe watsonii D. Charlton 1991-5-4 5084 Los Angeles P St. and 10 St. W, Palmdale. 823 Comment
  UCR263068  Chorizanthe xanti var. xanti Mitch Provance 2008-4-14 10146 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  UC20921  Cicuta maculata var. bolanderi unknown Los Angeles Los Angeles Comment
  CAS-BOT-BC280035  Cirsium mohavense John Thomas Howell 1952-10-26 28880 Los Angeles Lancaster Comment
  RSA549496  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd 1990-6-18 3491 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA599663  Cirsium occidentale var. californicum Steve Boyd, Lauren Raz 1997-5-1 9681 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
  UC54177  Cirsium occidentale var. californicum Ernest Braunton 1902-6-1 416 Los Angeles Elysian Park Comment
  RSA0059664  Cirsium occidentale var. occidentale Timothy S. Ross, Steve Boyd 1990-5-14 2504 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Agles National Forest, Tujunga Ranger District. 1130 Comment
  UC1174821  Cirsium ochrocentrum var. ochrocentrum George W. Garrettson 1960-7-22 Los Angeles about 100 yards w of Water Street; Walnut Comment
  RSA658412  Cirsium vulgare Erinn Wilson 1996-4-26 14 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  RSA588075  Cistanthe monandra Orlando Mistretta 1994-4-15 1063 Los Angeles Santiago Canyon: W slopes of drainage near confluence with Little Rock Creek. 1159 Comment
  RSA630742  Cistanthe monosperma LeRoy Gross 1999-6-12 162 Los Angeles San Gabriel Mountains: Mt. Waterman. 2450 Comment
  SFV17370  Cistus incanus J. N. Hogue, D. L. Bishop 1998-5-28 110 .5 Los Angeles San Gabriel Mountains Arroyo Seco near Switzer's Picnic Area. 976 Comment
  RSA651382  Cistus ladanifer T. Strid, K. Montgomery 1972-4-29 s.n. Los Angeles L.A.S.C.A. Fire Plot, Dillon Divide. 914 Comment
  LA82398  Clarkia bottae O. H. Kappler; 1940-6-21 707 Los Angeles Santa Monica Mountains, Sepulveda Canyon, Lower end Sepulveda Canyon 152 Comment
  POM3118  Clarkia bottae Katherine Brandegee, Ernest Braunton 1910-8-1 s.n. Los Angeles Elysian Park. Comment
  RSA448243  Clarkia bottae I. W. Clokey 1929-05 4534 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA73307  Clarkia bottae F. W. Peirson 1919-5-18 432 Los Angeles San Gabriel Mtns. Monrovia Canyon. 305 Comment
  UCR124972  Clarkia bottae B. C. Templeton 1930-5-27 1464 Los Angeles Western Transverse Range; Santa Monica Mtns., Higgins Canyon, north of Beverly Hills 200 Comment
  RSA0035487  Clarkia cylindrica subsp. cylindrica Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  SEINET12189207  Clarkia deflexa I. W. Clokey, Templeton, B. 1929-1 4534 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  CAS-BOT-BC172100  Clarkia dudleyana Wesley O. Griesel 1961-6-3 s.n. Los Angeles State Hwy. 2 about 3 mi. above La Canada, San Gabriel Mts. 609 Comment
  UCR52318  Clarkia dudleyana R. Ascanio 1988-4-8 s.n. Los Angeles Western San Gabriel Mtns., E end of Calgrove Blvd., off Interstate Hwy 5N, c. 5 mi. north of I-210 and I-5 interchange 457 Comment
  CAS-BOT-BC172011  Clarkia epilobioides Geo. B. Grant 1900-4-15 s.n. Los Angeles Old Wilson Trail Comment
  RSA681347  Clarkia epilobioides LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 950 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  CAS-BOT-BC163706  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1906-5-27 221 Los Angeles Burbank Comment
  RSA724371  Clarkia purpurea subsp. quadrivulnera K. Dobry 1991-5-22 d- 769 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA0113300  Clarkia purpurea subsp. quadrivulnera Lyman Benson 1945-5-11 11709 Los Angeles Canyon below Johnson's Pasture, Claremont. Mt. Range: San Gabriel. 548 Comment
  IRVC29103  Clarkia unguiculata A. C. Sanders 2003-6-20 26999 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  LA200705  Clarkia unguiculata Peter H. Raven; H. L. Wedberg 1957-6-15 10916 Los Angeles Santa Monica Mountains, Latigo Canyon (Rd?), 3.0 mi N of Newton Canyon Comment
  UCR265510  Clarkia unguiculata Dan S. Cooper 2015-4-3 315- 17 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park area, Los Angeles, south edge of Forest Lawn Dr. adjacent to Forest Lawn Cemetery 159 Comment
  UCR277033  Clarkia unguiculata R. G. Swinney 2010-5-25 12913 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA0081709  Claytonia parviflora R. G. Swinney 2010-5-19 12789 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
  RSA779999  Claytonia parviflora R. G. Swinney 2009-4-7 10282 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  RSA466706  Claytonia parviflora subsp. parviflora Ruth E. Hammond 1929-05 s.n. Los Angeles Verdugo Woodlands. Comment
  SBBG116975  Claytonia parviflora subsp. parviflora S. A. Junak with K. Kirkland 2001-4-13 SCa 1421 Los Angeles just S of rd above Empire Landing 140 Comment
  CDA23957  Claytonia perfoliata T. C. Fuller 1962-4-1 8173 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  UCR205052  Claytonia perfoliata R. G. Swinney 2008-3-31 8586 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA527674  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4293 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SD132616  Claytonia perfoliata M. B. Dunkle 1939-4-3 7224 Los Angeles Chenetti Canyon Gorge, San Clemente Island Comment
  SD253498  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-3-26 14197 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 (Glendora 7.5'Q) 476 Comment
  RSA466704  Claytonia perfoliata subsp. perfoliata James Clizbe 1930-5-6 s.n. Los Angeles Nichols Canyon. Comment
  RSA527822  Claytonia perfoliata subsp. perfoliata Timothy S. Ross, Steve Boyd 1990-6-18 3477 -A Los Angeles Ball Flat, 1500 m due N of Jackson Lake. 1756 Comment
  OBI2662  Clematis lasiantha W. Holbrook 1967-4-23 18 Los Angeles 400 yds W of rose Bowl, Pasadena 259 Comment
  RSA386218  Clematis lasiantha Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Antonio Canyon Comment
  RSA0028964  Clematis lasiantha Lucille Crawford 1932-5-8 s.n. Los Angeles Arroyo Seco Canyon. Pasadena. CP3. Comment
  CHSC34391  Clematis ligusticifolia Philip A. Silverstone 1978-8-12 289 Los Angeles Jtn Maguire St. and Escondido St., 0.3 km from jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Along creek bed. Comment
  RSA386251  Clematis ligusticifolia H. L. Bauer 1932-9-5 s.n. Los Angeles Bel-Air Canyon Beverly Hills. Comment
  RSA151320  Cleome isomeris P. H. Raven 1962-7-11 17989 Los Angeles Lower reaches of canyon north of nanny, northeast of Lemon Tank, San Clemente Island Comment
  UCR142534  Cnicus benedictus L. C. Wheeler 1967-6-26 9915 Los Angeles San Gabriel Mtns, Placerita Canyon; c. 0.25 mile east of highway 457 Comment
  POM202312  Cnicus benedictus L. M. Booth 806 Los Angeles Burbank Comment
  UCR223165  Collinsia callosa R. G. Swinney 2009-5-20 10813 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
  POM230698  Collinsia heterophylla I. W. Clokey 1935-5-9 6872 Los Angeles San Dimas Canyon Comment
  RSA0035072  Collinsia heterophylla Carol Haines 1964-4-14 74 Los Angeles Robinson Rd., Topanga, Santa Monica Mts. 304 Comment
  LA105379  Collinsia parryi Barry A. Prigge; 1989-4-23 8484 Los Angeles Santa Susana Mountains, Devil Canyon: 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 429 Comment
  SEINET12268973  Collinsia tinctoria Unknown 1933-1 8471 Los Angeles near Los Angeles Comment
  UCR177728  Conium maculatum LeRoy Gross, N. Fraga, S. Williams 2002-7-17 564 Los Angeles Transverse Ranges: Verdugo Mountains Region, North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  SBBG31502  Constancea nevinii R. M. Beauchamp 1967-3-20 352 Los Angeles above beach rd between Avalon and Abalone Pt Comment
  CATA1731  Convolvulus simulans Mark L. Hoefs, Steven A. Junak, Denise Knapp 2000-5-5 3078 Los Angeles Santa Catalina Island: Near road below El Rancho Escondido 146 Comment
  SEINET2050072 Image available Coreopsis bigelovii Steve Myers, Ed LaRue 1989-3-20 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct, San Andres rift zone bisects site. 884 Comment
  SEINET3347175  Coreopsis bigelovii R. G. Swinney 2009-4-24 10492 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert; Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam (Pacifico Mountain 7.5' Q). 963 Comment
  UCR192580  Coreopsis bigelovii A. C. Sanders 2008-4-10 34820 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  CAS-BOT-BC287873  Coreopsis californica Marcus E. Jones 1882-5-2 3361 Los Angeles Pasadena Comment
  NY43413  Coreopsis gigantea J. B. Walker 1995-6-5 1430 Los Angeles Santa Catalina Island, 2km S of Avalon 4 Comment
  SBBG60680  Corethrogyne filaginifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA233380  Corethrogyne filaginifolia var. filaginifolia Arthur C. Gibson, Linda Gibson 1972-3-4 2770 Los Angeles Dume Road near Point Dume. Comment
  RSA356035  Corethrogyne filaginifolia var. virgata R. F. Thorne 1975-9-3 47377 Los Angeles Santa Catalina Island, Fisherman's Cove Comment
  UC729516  Cornus glabrata Carl B. Wolf 1932-5-13 3617 Los Angeles left fork Hamilton Canyon (200 ft. above forks); Santa Catalina Isl. 121 Comment
  RSA585820  Coronilla valentina T. S. Ross, Angelika Brinkmann-Busi 1992-3-28 6057 -b Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; Abalone Cove area; old road from Palos Verdes Drive South to Abalone Cove (now just a trail), NW of Portuguese Point and +/- SSE of the Wayfarers chapel. Comment
  RSA603196  Cortaderia selloana L. C. Wheeler 1972-12-21 12793 Los Angeles San Gabriel Mountains: Millard Canyon, ca. 200 yards upstream from Southern California Edison Co. high tension line. 526 Comment
  RSA659153  Cortaderia selloana Scarlett Mellin 1994-5-28 23 Los Angeles Diamond Bar Hills; Sycamore Canyon Park, N. of Grand Ave. on Golden Springs Drive. Comment
  UCR213417  Cotula australis A. C. Sanders, Dan S. Cooper 2010-3-12 37326 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UC485350  Cotula coronopifolia Crawford and Hiatt 1916-3-28 Los Angeles Santa Monica; ; near city Comment
  RSA250639  Crassula connata R. F. Thorne 1971-4-2 41414 Los Angeles Johnson's Pasture, N. of Mountain Avenue, Claremont 549 Comment
  RSA709535  Crassula connata A. C. Sanders 2003-4-29 26160 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  CAS-BOT-BC427728  Crassula connata Cecil Hart 1927-3-7 s.n. Los Angeles Montebello, Los Angeles Comment
  RSA423450  Crassula connata var. erectoides Sam Tyson 1943-4-13 s.n. Los Angeles San Dimas Canyon Comment
  SEINET8194471  Crassula connata var. eremica E. Braunton 864 Los Angeles Playa del Rey Comment
  RSA780007  Crassula tillaea R. G. Swinney 2009-4-7 10302 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR232368  Cressa truxillensis Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7992 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 160 m west of Sierra Highway, and 570 m north of Avenue B 703 Comment
  RSA394752A  Cressa truxillensis F. R. Fosberg 1930-6-23 S- 2954 Los Angeles Del Rey. 0 Comment
  CAS-BOT-BC175836  Crossosoma californicum Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC175842  Crossosoma californicum Geo. B. Grant s.n. Los Angeles Isthmus, Santa Catalina Isl. Comment
  POM19227  Crossosoma californicum P. A. Munz, Milton Smith 1923-4-11 6767 Los Angeles San Clemente Island, west coast below Hay Ranch Comment
  LA200764  Croton californicus Norman A. Cole; May 1964 405 .8 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  UC17562  Croton californicus W. H. Brewer Dec 1 1860-Dec 5 1860 28 Los Angeles Los Angeles Comment
  UC450806  Croton californicus Fay A. Macfadden 1931-3-29 26 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UC57570  Croton californicus J. H. Barber 1898-2-22 368 Los Angeles beach n Sta. Monica Comment
  RSA303600  Croton californicus J. R. Shevock 1970-12-31 582 Los Angeles E. of Lupe Canyon 572 Comment
  RSA479360  Croton californicus var. major Jack Rempel 1932-4-23 15248 Los Angeles El Segundo. Comment
  SBBG31069  Croton setiger R. F. Thorne 1966-9-14 36655 Los Angeles behind Ben Weston Beach 3 Comment
  SD107907  Croton setiger Larry DeBuhr, Gary Wallace 1972-9-3 706 Los Angeles San Clemente Island, weed around building on top of Thirst Peak 580 Comment
  UCR252890  Cryptantha R. G. Swinney 2010-5-11 12648 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
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Feb 19 2020
  CAS-BOT-BC183857  Cryptantha circumscissa Timothy S. Ross; Steve Boyd 1994-5-10 7756 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  POM368350  Cryptantha circumscissa Mildred R. Solomen 1931-7-12 s.n. Los Angeles Mt. Wilson. Comment
  UCR121220  Cryptantha circumscissa June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  IRVC29638  Cryptantha corollata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26207 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  UCD119949  Cryptantha intermedia var. intermedia Daryl Koutnik 1978-4-28 418 Los Angeles Point Dume near Zuma Beach. 45 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
  CHSC98606  Cryptantha micromeres LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 237 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy land. On trail up out of canyon and going to the crest following a ridge running northwest from the crest. 548 Comment
  LA47629  Cryptantha microstachys Henry J. Thompson; 1960-5-14 3065 Los Angeles Santa Monica Mountains, Saddle Peak, along road to fire lookout tower, N of ridge NE of peak 731 Comment
  SBBG119923  Cryptantha microstachys A. C. Sanders 2003-4-29 26163 Los Angeles Castaic Mesa, Newhall Ranch, N of Charlie Cyn and E of Lake Hughes Rd 396 Comment
  UCR177141  Cryptantha microstachys L. C. Wheeler 1967-5-8 9341 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  UC1595476  Cryptantha muricata var. denticulata Tim Ross 1992-4-4 6068 Los Angeles 1 mi se Black Butte (middle butte of the three, sw Mohave Desert); Mojave Desert, Three Sisters, El Mirage U.S.G.S. 7.5' topo 969 Comment
  RSA0079152  Cryptantha muricata var. denticulata F. R. Fosberg, J. A. Ewan 1931-8-12 796 Los Angeles San Gabriel Mts. Buckhorn Trail: Islip-Williamson divide, between Bear and Big Rock Creeks. 2000 Comment
  RSA0079608  Cryptantha muricata var. muricata B. C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA80756  Cryptantha nevadensis var. rigida F. W. Peirson 1919-5-10 5811 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains 915 Comment
  UC2049428  Cryptantha nevadensis var. rigida LeRoy Gross with Joy England, Naomi Fraga 2016-4-21 7534 Los Angeles Transverse Ranges; San Gabriel Mountains region: Arrastre Canyon. Started near mouth of canyon, near 34.44397N, 118.20032W . Ended on top of a small knoll, near 34.43011N, 188.18667W. Acton 7.5' Quad. Comment
  UCR280778  Cryptantha nevadensis var. rigida R. G. Swinney 2014-4-30 16259 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
  UCR229151  Cryptantha simulans Dan S. Cooper 2011-5-5 511- 56 A Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  RSA0091661  Cucurbita foetidissima Bonnie C. Templeton 1967-7-23 10143 Los Angeles Whitney Canyon. 427 Comment
  RSA596035  Cucurbita foetidissima T. S. Ross, J. Mark Porter 1995-5-4 8453 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  LA212016  Cuscuta californica Duncan Bell; Caitlin Elam 2013-6-24 5239 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; East Fork of the San Gabriel River between Allison Gulch and Rattlesnake Canyon. 740.0 Comment
  RSA0011357  Cuscuta subinclusa Orlando Mistretta, Youssef Atallah 2011-8-12 6016 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  RSA659159  Cyclospermum leptophyllum Patricia Kouo 1994-4-27 944217 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  CATA839  Cynodon dactylon Mark L. Hoefs 1991-6-26 1439 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  SD252222  Cyperus Steven A. Junak 1999-5-8 Sca 911 Los Angeles Santa Catalina Island. Lower part of Fern Canyon, just 0.3 mile upstream from junction with Cottonwood Canyon. 121 Comment
  RSA656258  Cyperus involucratus Yvonne Younger 1977-3-10 2 Los Angeles Verdugo Mountains: By vacant lot, disturbed area, 1210 Cresthaven Drive, Pasadena-Eagle Rock. 259 Comment
  IRVC28609  Cyperus odoratus A. C. Sanders, Mark Elvin 2002-6-20 25233 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  RSA0029490  Cyperus odoratus Mark L. Hoefs, Steven A. Junak 1996-7-9 2719 Los Angeles Santa Catalina Island. By Middle Ranch Reservoir, Middle Canyon. 201 Comment
  JEPS48974  Cyperus squarrosus L. C. Wheeler 1933-10-12 2193 Los Angeles Crystal Lake San Gabriel Mountains 1706 Comment
  UCR43296  Datisca glomerata David Charlton 1986-6-15 273 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
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Jun 26 2008
  CDA36677  Datisca glomerata G. C. Fleischman 1943-8-8 Los Angeles Highway San Gabriel Mountains to Palmdale. 0 Comment
  RSA188393  Datura wrightii Robert F. Thorne, Percy C. Everett 1965-6-22 34929 Los Angeles Santa Catalina Island. S of Avalon golf course in Avalon Canyon. 91 Comment
  UC1125095  Datura wrightii P. L. Johannsen 1934-3-6 320 Los Angeles 1 1/4 mi s head Ramona Canyon; Santa Susana Quad., s Head of Ramona Canyon Comment
  UCR125955  Datura wrightii A. C. Sanders, Mark Elvin 2002-6-19 25148 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
  RSA421891  Datura wrightii W. E. Lawrence 1905-10-1 1438 Los Angeles One plant on River bank E. Los Angeles. Comment
  POM8490  Daucus pusillus P. A. Munz 1920-5-15 3945 Los Angeles Santa Monica Mts. Coldwater Canyon. 305 Comment
  RSA589326  Daucus pusillus T. S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8586 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point. 256 Comment
  UCR127196  Daucus pusillus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26282 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  CAS-BOT-BC130936  Deinandra clementina W. S. Lyon 1884-1-1 s.n. Los Angeles Santa Catalina Isl. Comment
  CAS-BOT-BC130942  Deinandra clementina R. E. Snodgrass 1901-8-1 s.n. Los Angeles Santa Barbara Island Comment
  SBBG20539  Deinandra clementina E. R. Blakley 1963-12-7 6355 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  CAS-BOT-BC299301  Deinandra fasciculata Moxley; Grinnell 1916-6-15 484 Los Angeles Near Santa Susanna Pass Comment
  SD9037  Deinandra fasciculata J. C. Nevin Unknown Los Angeles San Clemente Island Comment
  UCR241699  Delosperma Dan S. Cooper 2012-9-6 912- 76 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  LA201918  Delphinium cardinale Arthur C. Gibson; 2003-7-18 4912 Los Angeles 350 Comment
  RSA11286  Delphinium cardinale Fay A. MacFadden 1931-4-24 2958 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  SD215632  Delphinium cardinale Louis C. Wheeler 1947-6-27 6531 Los Angeles San Gabriel Mountains: San Gabriel Wash, Ao mile south of Arrow Highway Comment
  SEINET3159275  Delphinium cardinale G. B. Grant 1904-6-17 276 Los Angeles collected at Pasadena Comment
  UCR269928  Delphinium parishii R. G. Swinney 2010-6-1 13091 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  SBBG17391  Delphinium parishii subsp. parishii K. A. Wilson 1962-5-12 1275 Los Angeles cyn with public cmpgrds leading to Devils Punch Bowl trail Comment
  RSA752467  Delphinium parryi Justin M. Wood 2009-6-8 851 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SD21264  Delphinium parryi Norman E Bilderback 1938-4-24 Los Angeles Santa Catalina Comment
  PASA2534  Delphinium parryi Loletta Hiebert Los Angeles Flintridge Comment
  RSA398728  Delphinium parryi Geo. L. Moxley 1913-6-15 s.n. Los Angeles Poppy Peak, Annandale. Comment
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Nov 12 2009
  CAS-BOT-BC116268  Delphinium parryi subsp. parryi P. H. Raven 1962-5-22 17820 Los Angeles Santa Catalina Island...open grassland above Emerald Bay, 121 Comment
  RSA584586  Delphinium parryi subsp. parryi Tim S. Ross, S. D. Boyd 1993-5-23 7266 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  SBBG110995  Delphinium parryi subsp. parryi A. Parikh, N. Gale 1998-5-28 LA- 5 Los Angeles S of Agoura Hills, on a steep NW-facing slope N of Triunfo Cyn Rd, near the intersection with Kanan Rd 260 Comment
  UCR197233  Delphinium parryi subsp. parryi Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 983 B Los Angeles Verdugo Mountains, southwest side, along Verdugo Mtwy, above Brace Canyon, west of junction with Stough Canyon Mtwy 610 Comment
  LA210353  Delphinium patens subsp. hepaticoideum Joseph Ewan; March 1925 Los Angeles SAN GABRIEL MOUNTAINS, foothills. 588 Comment
  RSA535275  Delphinium variegatum subsp. thornei Tim S. Ross, Mistretta, Hammitt 1991-5-20 5312 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons, area burned within previous two years; upper E fork of Box canyon 477 Comment
  CAS-BOT-BC82821  Dendromecon harfordii Carl B. Wolf 1932-10-5 4227 Los Angeles Santa Catalina Island, 1/3 mile from Black Jack Mine on road to Middle Ranch. 457 Comment
  UC592910  Dendromecon harfordii Carl B. Wolf 1932-10-5 4227 Los Angeles 1/3 mi from Black Jack Mine (on road to Middle Ranch); Santa Catalina Island 457 Comment
  LA97311  Dendromecon rigida Kei Nakai; 1976-4-7 TCSP 5 76 Los Angeles Santa Monica Mountains, Santa Ynez Canyon 213 Comment
  RSA600779  Dendromecon rigida Louis C. Wheeler 1962-6-30 8156 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA639574  Dendromecon rigida Louis C. Wheeler 1967-5-23 9693 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  UC112875  Dendromecon rigida C. F. Baker 1904-4-4 4150 Los Angeles Claremont Comment
  UCD95273  Dendromecon rigida K. C. Zakar 1969-7-1 s.n. Los Angeles Pine forest community; Cloudburst Summit, Angeles Crest Hgwy, San Gabriel Mtns. 1828 Comment
  UCR270508  Dendromecon rigida R. G. Swinney 2011-5-26 14863 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
  UCSB2126  Dendromecon rigida Wedberg, H. 1958-2-22 Los Angeles About 5 miles W. of Beverly Glen Blvd on Mulholland Drive, Santa Monica Mts. Comment
  SEINET12090190  Dendromecon rigida L. M. Mayer, Mayer, I. J. 1974-1 134 Los Angeles Malibu Canyon, ca 1/2 mi NE of Tapia Park on Las Virgenes/Malibu Canyon Rd Comment
  POM210813  Deschampsia danthonioides Victor Duran 1933-7-9 3507 Los Angeles Horse Flats, San Gabriel Mountains. 1677 Comment
  RSA592217  Descurainia pinnata subsp. intermedia L. C. Wheeler 1967-5-12 9463 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UC10802  Descurainia pinnata subsp. menziesii W. H. Brewer Feb 1861 163 Los Angeles near San Gabriel (Pt. Michael); Pt. Michael Comment
  UCR129920  Descurainia sophia Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1111 Los Angeles San Gabriel Mountains, Santiago Canyon, ridge on the W edge of Santiago Canyon watershed north of Forest Road 4N20 1372 Comment
  RSA598352  Descurainia sophia L. C. Wheeler 1969-4-19 s.n. Los Angeles Blum Ranch, Aliso Canyon 883 Comment
  SEINET6915181  Descurainia sophia W. P. Vestal, A. G. Vestal 1955-3-26 3484 Los Angeles Antelope Valley east of Fairmont on 110th Street. Comment
  SBBG116989  Desmazeria rigida S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1507 Los Angeles rd to Cape Cyn ridgetop, on N side of Middle Ranch Cyn, ca. 0.5 mi from jct with Middle Cyn Rd 396 Comment
  UCR128157  Dicentra ochroleuca Mark A. Elvin, Cathleen Weigand 2003-5-22 2901 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UC440431  Dichelostemma capitatum Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Santa Monica Mountains Comment
  SD262172  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2014-5-8 16453 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
  POM244872  Dichondra occidentalis F. R. Fosberg 1931-5-19 S 4916 Los Angeles Santa Catalina Island. Head of Swain's Canyon, base of Blackjack Mountain 350 Comment
  RSA529182  Dieteria canescens var. canescens Timothy S. Ross, Steve Boyd 1991-7-24 5637 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  CAS-BOT-BC152976  Diplacus constrictus Timothy S. Ross; Steve Boyd 1994-5-25 7916 Los Angeles Warm Springs Mountain: ca 450 m NW of summit 1164 Comment
  SD42004  Diplacus longiflorus Darley F. Howe 1947-5-3 Los Angeles Topanga Canyon Comment
  CAS-BOT-BC150863  Diplacus puniceus Grant 1901-4-8 3753 Los Angeles Avalon, Santa Catalina I. Comment
  SEINET10558210  Distichlis spicata var. stolonifera Delzie Demaree 1933-4-30 Demaree 10369 Los Angeles Old fields near dunes, Playa del Rey. Comment
  SEINET4904067  Dodecatheon clevelandii C. E. 1925-1 6508 Los Angeles Griffith Park, Los Angeles Comment
  POM294822  Dodecatheon clevelandii Lyman Benson 1945-3-16 11609 Los Angeles Claremont, Pacific slope drainage area. 351 Comment
  SD168071  Dodecatheon clevelandii subsp. insulare G. L. Webster, M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7758 Los Angeles Catalina Island; slopes of Black Jack Mt. 449 Comment
  RSA616713  Dodecatheon redolens Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns.: Dorr Canyon at Angeles Crest Hwy. (by Whitethorn picnic area). 2348 Comment
  RSA286782  Draba albertina R. F. Thorne, Larry E. DeBuhr 1974-6-28 44748 Los Angeles ANGELES NATIONAL FOREST: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek 2439 Comment
  UC1260168  Draba albertina Robert F. Thorne, L. DeBuhr 1974-6-28 44748 Los Angeles Lily Springs area on n slope Mt. Hawkins San Gabriel Mts, Angeles National F., S Fork Big Rock Crk (drainage of S Fork Big Rock Creek, Angeles National Forest) 2438 Comment
  RSA225834  Draba corrugata var. corrugata R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41069 b Los Angeles West Baldy Peak on ridge running E toward Old Baldy (Mt. San Antonio) 2743 Comment
  RSA678325  Draba cuneifolia V. Soza, LeRoy Gross 2002-4-3 1383 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 564 Comment
  POM175431  Drymocallis cuneifolia var. ewanii Joseph A. Ewan 1930-6-24 2674 Los Angeles N slope Mt Islip, San Gabriel Mountains 2287 Comment
  RSA0094629  Drymocallis cuneifolia var. ewanii Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-2 8514 Los Angeles Western slopes of Mount Baden-Powell; north slope of Mount Hawkins, in the vicinity of Lily Spring. 2401 Comment
  RSA641179  Drymocallis cuneifolia var. ewanii Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38858 Los Angeles N facing slope above Angeles Crest Hwy N and below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  POM34248  Drymocallis glandulosa Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  UCR126853  Dryopteris arguta A. C. Sanders, Mark A. Elvin 2003-6-18 26966 Los Angeles Santa Susana Mountains, Western Transverse Range, private dirt road along crest of range, above Salt Canyon 976 Comment
  RSA127775  Dudleya blochmaniae P. H. Raven, Henry J. Thompson 1959-6-4 14337 Los Angeles Point Dume. 37 Comment
  UCR16122  Dudleya cymosa subsp. minor William E. Wayburn 1973-5-30 730530- 01 Los Angeles San Gabriel Mtns., c. 1 mi west from Baldy Village, 1/2 mi southwest of Cow Canyon Saddle on [Sunset Ridge Fire Road], Sunset Peak 1524 Comment
  CAS-BOT-BC109687  Dudleya cymosa subsp. ovatifolia K. Nakai 1980-5-25 610 Los Angeles Santa Monica Mountains, Malibue Canyon, on Mailbu Canyon Road, ca. 3 km north of California Highway 1. 260 Comment
  RSA720613  Dudleya cymosa subsp. ovatifolia Naomi Fraga, Janell Cassianni, Ryan Gilmore 2006-7-25 1733 Los Angeles Malibu Canyon, small side drainage just south of Malibu Canyon tunnel. 259 Comment
  SD127371  Dudleya cymosa subsp. ovatifolia Reid Moran 1962-5-31 8323 A Los Angeles Ca. 1 mil upgrade from Seminole Springs, Santa Monica Mtns Comment
  UC933201  Dudleya densiflora Reid Moran May 1946 1968 Los Angeles mouth Fish Canyon Comment
  UC933196  Dudleya hassei Reid Moran 1941-5-27 873 Los Angeles near Avalon (Lover's Cove); Santa Catalina Island 30 Comment
  POM1533  Dudleya lanceolata Smith 1899-06 s.n. Los Angeles Claremont, Ca 366 Comment
  RSA83324  Dudleya lanceolata F. W. Peirson s.n. Los Angeles Altadena. Comment
  RSA83415  Dudleya lanceolata F. W. Peirson 1919-7-1 518 Los Angeles Fish Canyon 274 Comment
  RSA642508  Dudleya multicaulis D. E. Bramlet 1980-5-5 351 Los Angeles Johnson's Pasture. 671m northeast of the end of Mountain Ave. and 670m north of LaVerne Peak. The upper drainage of Gail Cyn., adjacent to the existing N-S dirt acess road. 640 Comment
  UC1174778  Dudleya multicaulis P. C. Everett and E. K. Balls 1960-5-6 24107 Los Angeles s side Gladstone Rd (Way Hill); San Dimas Comment
  SDSU19674  Dudleya virens Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-21 2213 Los Angeles Northwest of dunes, northwest portion of San Clemente Island, near F4 Phantom. 58 Comment
  UCSB8521  Dudleya virens McElwain, Isabelle 1953-5-2 Los Angeles White's Landing, Catalina Island Comment
  CAS-BOT-BC109738  Dudleya virens subsp. hassei E. K. Balls 1949-5-11 13469 Los Angeles From Catalina Island. Comment
  CAS-BOT-BC109727  Dudleya virens subsp. insularis Reid Moran 1941-5-27 874 Los Angeles Ocean bluff 0.5 km east of Point Vincente. 20 Comment
  CAS-BOT-BC109752  Dudleya virens subsp. insularis Reid Moran 1972-5-27 19143 Los Angeles Just east of Point Vicente. 5 Comment
  UCR129649  Dudleya virens subsp. insularis Reid Moran 1941-5-27 874 Los Angeles Palos Verdes Peninsula, 0.25 mi. east of Point Vicente 20 Comment
  RSA549995  Echinochloa crus-galli Scott D. White 1992-10-8 912 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on S by Civic Center Road; terminates on W in vicinity of Malibu School. 91 Comment
  RSA711454  Eclipta prostrata LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2005-11-11 2440 Los Angeles Big Tujunga Canyon across from the mouth of Vasquez Creek. 610 Comment
  CDA29082  Ehrharta erecta Michael O Brien 2009-1-18 s.n. Los Angeles La Piedra State Beach. 0 Comment
  RSA741026  Ehrharta erecta Justin M. Wood 2009-1-3 280 Los Angeles City of Monrovia, residential property on El Nido Ave. 171 Comment
  CAS-BOT-BC113037  Eleocharis montevidensis Street; Williams 1919-5-10 2715 Los Angeles San Gabriel River bed near Bassett 89 Comment
  IRVC29011  Eleocharis parishii A. C. Sanders, Mark Elvin 2002-6-25 25287 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  RSA608865  Eleocharis parishii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  CAS-BOT-BC113286  Eleocharis parishii Robert F. Thorne; J. Dourley 1967-10-10 37338 Los Angeles San Gabriel Mts, Angels Natl Forest: Jackson Lake, NW end of lake on low, dry bank. 1866 Comment
  RSA295261  Eleocharis parishii Paul Currie 1969-07 13 Los Angeles Tapia Park, Santa Monica Mountains. 610 Comment
  UCR189972  Elymus elymoides R. G. Swinney 1998-8-27 6820 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA756960  Elymus elymoides subsp. elymoides Orlando Mistretta, Christine Mistretta 2008-4-14 2451 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  UCR194581  Elymus glaucus R. G. Swinney 1998-7-29 6552 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  RSA547438  Elymus glaucus subsp. glaucus Timothy S. Ross 1992-5-17 6364 Los Angeles San Gabriel Mountains: lower Shoemaker Canyon, draining to the E fork of the San Gabriel river and joining it at 2125 feet elevation 689 Comment
  RSA577552  Elymus glaucus subsp. glaucus L. C. Wheeler 1933-7-4 1893 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  RSA0031749  Elymus glaucus subsp. glaucus Orlando Mistretta, Christine Mistretta 2008-4-19 2498 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  RSA747179  Elymus glaucus subsp. jepsonii Orlando Mistretta 1992-6-26 618 Los Angeles Transverse Ranges; San Gabriel Mtns region; Glendora Saddle to Lookout Mountain 1829 Comment
  CATA1318  Elymus triticoides Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2410 Los Angeles Santa Catalina Island: White's Landing 3 Comment
  UCR65254  Elymus triticoides F. R. Fosberg 1931-5-7 S- 04831 Los Angeles Channel Islands, Santa Catalina Island, hillside above dam, Cottonwood Canyon Comment
  UCR271826  Emmenanthe penduliflora R. G. Swinney 2010-3-24 12064 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
  RSA0105025  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-4-26 14488 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
  SBBG121470  Encelia californica R. Burgess, P. Munro 1998-1-25 2633 Los Angeles Cheesebro Cyn Trail, un-named cyn N of Canyon View Trail 304 Comment
  SBBG31326  Encelia californica R. F. Thorne with P. C. Everett 1965-5-11 34589 Los Angeles N side of N cove of Little Harbor 4 Comment
  OBI50380  Ephedra Larry Kelly, David J. Keil 1989-4-21 366 Los Angeles San Gabriel Mts. 2-3 mi Se of Valeyrmo along ft. Tejon rd. Comment
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Sep 17 2014
  CAS-BOT-BC81508  Ephedra californica Ynez Whilton Winblad 1941-6-4 s.n. Los Angeles Antelope Valley. Between Lancaster and highway 99 Comment
  LA6780  Ephedra nevadensis Louis Wheeler; 1932-4-10 602 Los Angeles 2 mi. W Palmdale 761 Comment
  RSA316368  Ephedra nevadensis Robert F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54995 Los Angeles Holcomb Ridge 1159 Comment
  UC1871160  Ephedra nevadensis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5003 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  NY30011  Ephedra viridis T. S. Ross 1994-5-29 2705 Los Angeles San Gabriel Mountains: Big Rock Creek. Vicinity of an old destoyed homestead on the west side of the riparian strip, just upstream from the gaging Station (only the foundation and scattered rocks remain). Valyermo 7.5' USGS Quadrangle 1239.0 Comment
  SD90408  Ephedra viridis Robert F. Thorne 1973-5-11 43499 Los Angeles Mojave Desert Slope, San Gabriel Mountains, Bob's Gap, Holcomb Ridge 1220 Comment
  SFV309  Ephedra viridis P. G. Kilburn 1958-4-12 730 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  SD3243  Epilobium angustifolium Ruth B. Randall Jul 1931 180 Los Angeles Big Pines Comment
  LA82405  Epilobium canum O. H. Kappler; 1940-7-21 72 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC166137  Epilobium canum subsp. canum I. M. Johnston 1917-11-29 1802 Los Angeles Evey [Canon] Canyon Comment
  CAS-BOT-BC166195  Epilobium canum subsp. canum Fordyce Grinnell, Jr. 1903-12-31 107 Los Angeles Mt. Wilson Trail, Santa Anita [Canon] Canyon 457 Comment
  UC557763  Epilobium canum subsp. canum Nell Murbarger April, 1936 11 Los Angeles San Clemente Island Comment
  POM17792  Epilobium canum subsp. latifolium P. A. Munz 1923-9-1 7710 Los Angeles Swartout Valley, San Antonio Mtns. 2351 Comment
  RSA589104  Epilobium canum subsp. latifolium Orlando Mistretta, T. S. Ross, Carolyn Neal 1994-7-1 1395 Los Angeles San Gabriel Mtns; Santiago Canyon, Sheep Camp Spring, NW of summit of Pacifico Mountain. 1921 Comment
  UCR277412  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-13 15785 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  RSA0091149  Epilobium ciliatum R. G. Swinney 2011-6-29 15345 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  RSA755816  Epilobium ciliatum R. G. Swinney 2008-7-2 9137 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  UCR204421  Epilobium ciliatum R. G. Swinney 2001-9-15 8182 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA0106503  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-7-29 15570 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA589106  Epilobium ciliatum subsp. ciliatum Orlando Mistretta, T. S. Ross, Carolyn Neal 1994-7-1 1392 Los Angeles San Gabriel Mtns; Santiago Canyon, Sheep Camp Spring, NW of summit of Pacifico Mountain. 1921 Comment
  RSA228949  Epilobium ciliatum subsp. glandulosum Robert F. Thorne 1971-8-25 41302 Los Angeles San Gabriel Mountains, Angeles National Forest: S ridge of summit of Mt. Baden- Powell 2805 Comment
  RSA0036823  Epilobium densiflorum Justin M. Wood 2011-7-7 4334 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA589069  Epilobium densiflorum Orlando Mistretta 1994-6-6 1333 Los Angeles San Gabriel Mts: Little Rock Creek. Slopes on E side of canyon S of jct. of Forest Service roads 4N15 and 5N04.3. 1433 Comment
  RSA0082563  Epipactis gigantea R. G. Swinney 2010-6-23 13333 Los Angeles 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
  RSA640134  Epipactis gigantea Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, 0.4 miles (airline) south southeast of Burkhart Saddle. 2012 Comment
  SBBG51430  Epipactis gigantea H. G. Grinnell 1923-5-28 Los Angeles Topanga Cyn Comment
  UCSB33660  Epipactis gigantea Griesel, Wesley 1962-4-17 Los Angeles Millard Canyon; San Gabriel Mts 548 Comment
  CAS-BOT-BC57170  Equisetum hyemale subsp. affine Timothy S. Ross; Steve Boyd 1994-5-24 7841 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes 515 Comment
  UC1971490  Equisetum hyemale subsp. affine Louis C. Wheeler 1973-7-15 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Graveyard Canyon, second side canyon. Comment
  POM276863  Equisetum laevigatum Lyman Benson 1945-4-13 11668 Los Angeles Little Dalton Canyon, Glendora. Drainage area Pacific slope 365 Comment
  RSA617454  Equisetum laevigatum L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  RSA684622  Equisetum laevigatum F. R. Fosberg 1931-8-10 R- 117 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCR132443  Equisetum laevigatum L. C. Wheeler 1933-10-20 2175 Los Angeles San Gabriel Valley, [Whittier Narrows] San Gabriel River 76 Comment
  UCR194265  Equisetum laevigatum R. G. Swinney 1998-8-5 6658 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1280 Comment
  RSA609109  Eragrostis cilianensis L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Canyon Spring. 854 Comment
  RSA640876  Eragrostis cilianensis L. C. Wheeler 1967-8-8 10374 Los Angeles Loomis Ranch, Alder Creek 1311 Comment
  CAS-BOT-BC213560  Eragrostis hypnoides Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Wilson Lake Comment
  CAS-BOT-BC204582  Eragrostis mexicana subsp. virescens G. B. Grant 1901-4-3 s.n. Los Angeles Pasadena Comment
  SBBG88177  Eragrostis pectinacea A. C. Sanders 1987-9-18 7383 Los Angeles El Segundo dunes W of Los Angeles Intl Airport and Pershing Drive 38 Comment
  CAS-BOT-BC162730  Eremothera boothii subsp. decorticans Timothy S. Ross 1995-4-26 8389 Los Angeles NE side of the junction of Forest Service Road 8N05 (descending into the gulch from the Tumble Inn site) and 8N01 in the canyon bottom - Liebre Gulch 995 Comment
  JEPS22752  Eriastrum densifolium subsp. austromontanum Rimo Bacigalupi with Reino Alava 1958-7-20 6403 Los Angeles close to Angeles Crest Highway (State Highway 2); San Gabriel Mts., Angeles National Forest, Charlton Flat 1623 Comment
  RSA0105891  Eriastrum densifolium subsp. austromontanum Frances Runyan 1973-6-13 71 Los Angeles Agua Dulce [Canyon rd.], along both sides of the road, near jct. of freeway 610 Comment
  RSA0107978  Eriastrum densifolium subsp. austromontanum Mark Brunell 1993-7-22 140 Los Angeles Mojave Desert/San Gabriel Mtns.: County Hwy S4 (204th St. East), 7.4km south of Hwy 138, norhern mouth of Grandview Canyon, along west side of Hwy S4. 1396 Comment
  RSA0118095  Eriastrum densifolium subsp. elongatum 2015-8-19 7555 Los Angeles Along Santa Clara River at Discovery Park, west side of Canyon Country, east of Honby, northeast of Santa Clarita. North of Soledad Canyon Road, at edge of river wash. 396 Comment
  SD107159  Eriastrum densifolium subsp. elongatum B. Ertter, J. Strachan 1979-6-29 3009 Los Angeles North edge of Angeles National Forest ca. 9.0 airmiles eastsoutheast of Pearblossom, 1.7 miles north of Mile High on County Highway N4. 1463 Comment
  UCR219943  Eriastrum sapphirinum R. G. Swinney, Jane Strong 2009-4-21 10408 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  UC52504  Eriastrum sapphirinum Ernest Braunton 1902-6-20 475 Los Angeles Colton Comment
  OBI11546  Eriastrum sapphirinum subsp. dasyanthum R. F. Hoover 1968-6-6 11147 Los Angeles Summit of Santa Monica Mts. just west of Sepulveda Blvd. Comment
  UCR197177  Eriastrum sapphirinum subsp. dasyanthum Valerie Soza, LeRoy Gross 2001-5-9 1196 A Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  RSA0121295  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1917-7-7 s.n. Los Angeles Laurel Canon, Santa Monica Mountains. Comment
  RSA0122096  Eriastrum sapphirinum subsp. dasyanthum N. C. Cooper 1949-6-18 4191 Los Angeles San Gabriel Wash 366 Comment
  RSA76282  Eriastrum sapphirinum subsp. sapphirinum F. W. Peirson 1922-7-7 4128 Los Angeles Sheep Creek. North base of San Gabriel Mountains. 1448 Comment
  SEINET7042359  Eriastrum sparsiflorum A. G. Vestal 1938-7-3 s.n. Los Angeles Road to Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle UTM Zone 11, 402823mE, 3793012mN. Comment
  POM359316  Ericameria cooperi Anstruther Davidson 1893-5-12 s.n. Los Angeles Del Sur. Comment
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Jan 26 2011
  UCR223178  Ericameria cuneata R. G. Swinney 2009-7-22 11320 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  CAS-BOT-BC286759  Ericameria cuneata var. cuneata Fordyce Grinnell, Jr. 1916-9-20 s.n. Los Angeles Mt. Waterman - San Gabriel Mts. - near Pasadena 2590 Comment
  CAS-BOT-BC298893  Ericameria nauseosa var. bernardina H. E. Hasse 1893-8-24 s.n. Los Angeles Near Acton. San Gabriel Range 1828 Comment
  CAS-BOT-BC298185  Ericameria nauseosa var. oreophila Louis C. Wheeler 1933-10-22 2190 Los Angeles Pine Flat, N Fork San Gabriel River, San Gabriel Mts 1676 Comment
  CAS-BOT-BC299513  Ericameria palmeri var. pachylepis J. Ewan 1931-10-24 5288 Los Angeles La Sierra Canyon Divide, Santa Monica Mts. 518 Comment
  POM359437  Ericameria palmeri var. pachylepis F. R. Fosberg 1931-8-23 7289 Los Angeles Lomita Quarry, San Pedro Hills 100 Comment
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Jul 3 2014
  SBBG62848  Ericameria palmeri var. pachylepis S. W. Hutchinson, M. N. Ackley 1925-1 1186 Los Angeles Mint Cyn 457 Comment
  UCR45807  Ericameria palmeri var. pachylepis James Henrickson 1972-11-2 8093 Los Angeles 4 mi. north of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road 366 Comment
  POM359447  Ericameria parishii var. parishii Theodore Payne 1910-09 2756 Los Angeles San Gabriel River near Fellow's [Follows] Camp. Comment
  UC527677  Ericameria parishii var. parishii C. B. Wolf 1931-10-20 Los Angeles just below Padua Hills Theatre (above Claremont, w slope San Gabriel Mts.); San Gabriel Mts. 457 Comment
  CAS-BOT-BC293137  Ericameria pinifolia F. Grinnell Jr. 1910-1-1 s.n. Los Angeles Near Pasadena Comment
  UC1118804  Ericameria pinifolia A. Lewis 1934-2-1 281 Los Angeles Mouth of Soledad Canyon San Fernando Quad., Mouth of Soledad Canyon 426 Comment
  SBBG13793  Erigeron canadensis M. A. Piehl 1962-10-3 62523 Los Angeles near bridge along main rd, W side of island Comment
  UC1947573  Erigeron divergens I. M. Johnston 1911-8-22 1708 Los Angeles San Antonio Mountains, Prairie Fork of San Gabriel River 1524 Comment
  UCR209898  Erigeron foliosus R. G. Swinney 2008-7-24 9280 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR65250  Erigeron foliosus var. foliosus F. R. Fosberg 1931-5-11 S- 11857 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 40 Comment
  UCR281722  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-23 s.n. Los Angeles Palos Verdes Peninsula, Malaga Canyon, along Malaga Canyon Trail 189 Comment
  CHSC12142  Eriodictyon crassifolium L. M. Mayer 1973-4-21 102 Los Angeles In open canyon floor, ca 2 yds from the rd through Big Tujunga Canyon, ca 3.5 mi ne of the intersection of Foothill Blvd and Mt Gleason Ave. 518 Comment
  HSC13530  Eriodictyon crassifolium C. E. Fellows 1965-4-15 27 Los Angeles 1 mile NW of Sunland city limits where Hwy. 118 crosses Tujunga Wash Comment
  UCR192005  Eriodictyon crassifolium var. nigrescens A. C. Sanders 2008-4-17 34925 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  SDSU6048  Eriodictyon trichocalyx A. H. Gallup 1948-4-21 146 Los Angeles 'The Wash' Claremont. 366 Comment
  CAS-BOT-BC219334  Eriodictyon trichocalyx var. trichocalyx Geo. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canon [Canyon] 457 Comment
  RSA455067  Eriodictyon trichocalyx var. trichocalyx L. E. Hoffman 1931-11-9 s.n. Los Angeles Big Rock Creek Comment
  UCR209250  Eriogonum R. G. Swinney 2008-10-8 9534 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  IRVC28633  Eriogonum Mark A. Elvin 2003-6-19 2949 Los Angeles hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch Western Transverse Range 366 Comment
  RSA393078  Eriogonum angulosum Anstruther Davidson 1879 Los Angeles Catalina [Island] Comment
  SD215613  Eriogonum angulosum Steve Boyd, Lauren Raz 1996-10-14 9092 Los Angeles Liebre Mountains region, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 990 Comment
  UCR167297  Eriogonum baileyi Scott D. White, A. Warniment 2005-9-9 11218 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  SEINET6329289  Eriogonum brachyanthum Scott D. White 2003-7-25 9647 Los Angeles Santa Clarita area: Santa Clara River just upstream from Boquet Canyon bridge. 351 Comment
  RSA66732  Eriogonum cithariforme var. agninum Joseph A. Ewan 1931-7-4 4742 Los Angeles San Gabriel Mountains: 2 mi. above Gold Creek Road, Pacoima Canyon. Comment
  RSA585411  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1990-5-29 2692 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  RSA608007  Eriogonum davidsonii Louis C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains; Devil's Canyon. 1433 Comment
  SD215614  Eriogonum davidsonii Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3384 Los Angeles Joshua Tree Campground on the southwest side of Little Rock Reservoir. Comment
  UC63982  Eriogonum davidsonii Geo. R. Hall Sept. 1904 Los Angeles Swartout Canyon San Antonio Mts., Swartout Canyon 2133 Comment
  UCR205602  Eriogonum davidsonii R. G. Swinney 2008-5-13 8854 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  RSA393177  Eriogonum davidsonii F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5488 Los Angeles Crystal Lake: north fork of San Gabriel Canyon. 1600 Comment
  UCR145177  Eriogonum elongatum June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  LA200760  Eriogonum elongatum var. elongatum Norman A. Cole; May 1964 389 .6 Los Angeles 259 Comment
  RSA683174  Eriogonum fasciculatum var. fasciculatum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1076 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  CAS-BOT-BC253260  Eriogonum fasciculatum var. foliolosum W. R. Dudley 1907-12-8 s.n. Los Angeles Sawpit Canyon near Monrovia Comment
  CDA14297  Eriogonum fasciculatum var. foliolosum A. Overturf 1989-12-28 s.n. Los Angeles Transverse Ranges; Mt. Wilson, near summit. 1676 Comment
  RSA654195  Eriogonum fasciculatum var. foliolosum Marilyn Porter 1991-5-17 24 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  CAS-BOT-BC253455  Eriogonum gracile Alice Eastwood 1915-8-25 4894 a Los Angeles Duarte Comment
  RSA393243  Eriogonum gracile Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  SD22415  Eriogonum gracile Susan G. Stokes 1932-8-30 Los Angeles Pasadena Comment
  RSA393239  Eriogonum gracile Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  UC75289  Eriogonum gracile Abrams 1902-7-5 1561 Los Angeles Agusa Comment
  RSA393233  Eriogonum gracile var. gracile Robert Gustafson 1981-7-15 2338 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA620020  Eriogonum gracile var. gracile LeRoy Gross 1998-12-20 104 Los Angeles San Gabriels Mountains.: Henninger Flats. 915 Comment
  RSA167692  Eriogonum grande var. grande Robert F. Thorne 1964-2-7 33450 Los Angeles Santa Catalina Island. E of Avalon on Road to Pebbly Beach 8 Comment
  SBBG128197  Eriogonum grande var. grande M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas, M. Walgren 2000-7-19 2190 Los Angeles near end of rd that runs S from Eel Point 27 Comment
  POM158217  Eriogonum heermannii var. heermannii P. A. Munz, I. M. Johnston 1928-9-5 11240 Los Angeles San Gabriel Mountains: road from Rock Creek to Swartout [Swarthout] Valley 1677 Comment
  UCR101301  Eriogonum hirtiflorum L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest, Devil's Canyon 1433 Comment
  UCR141045  Eriogonum kennedyi var. alpigenum June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  RSA149742  Eriogonum nudum var. pauciflorum Wesley O. Griesel 1961-8-18 s.n. Los Angeles Trail from Charleton Flats to Chilao, San Gabriel Mountains 1524 Comment
  RSA596989  Eriogonum nudum var. pauciflorum Steve Boyd, Lauren Raz 1996-9-24 8963 Los Angeles Liebre Mountains, western end of Liebre Mountain just north of Forest Service Road 7N23 on broadly rounded summit area at divide between Cold Canyon and Tentrock Canyon. 1616 Comment
  SBBG22526  Eriogonum nudum var. westonii H. and M. Dearing 1944-10-5 5893 Los Angeles Charlton Flats Comment
  CAS-BOT-BC258574  Eriogonum ordii Ralph Hoffmann 1930-6-7 s.n. Los Angeles Piru Creek Comment
  UC1982134  Eriogonum ordii Elizabeth Kempton with Eric Paul 2006-6-11 385 Los Angeles Vasquez Canyon Rd., ca 1.5-2 mi. from Bouquet Canyon Rd. Comment
  SBBG125531  Eriogonum parishii A. Parikh, N. Gale 2010-6-15 3296 Los Angeles upper Big Tujunga Cyn, 0.2 km E of Shortcut Station, 0.6 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  LA28402  Eriogonum parvifolium Harlan Lewis; 1940-4-3 1272 Los Angeles Santa Monica Mountains, 10 mi. W of Malibu Beach 22 Comment
  SD38709  Eriogonum parvifolium var. parvifolium Edith A. Purer 1931-2-21 Los Angeles El Segundo, sand dunes Comment
  UC284247  Eriogonum pusillum P. A. Munz 1923-8-31 7676 Los Angeles ridge s Swartout Valley; San Gabriel Mts. 2575 Comment
  RSA609103  Eriogonum saxatile Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  RSA660446  Eriogonum saxatile Orlando Mistretta 1992-6-26 626 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. Comment
  JEPS97066  Eriogonum thurberi unknown 1928-7-9 Los Angeles 3 mi W of Castaic Comment
  UCR141580  Eriogonum umbellatum var. minus June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  UCR147558  Eriogonum umbellatum var. minus Naomi Fraga, Sarah De Groot, Paul Morton, Aydee Virgen 2004-7-28 1317 Los Angeles Transverse Ranges; San Gabriel Mountains region, Summit of Cucamonga Peak 2701 Comment
  RSA495631  Eriogonum umbellatum var. munzii S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villase - or 1989-6-21 325 Los Angeles San Gabriel Mountains: north slopes west of Wrightwood 2018 Comment
  RSA573712  Eriogonum umbellatum var. munzii Tim S. Ross 1990-8-17 3132 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  SBBG64210  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  RSA773906  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2009-7-22 11299 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  RSA228909  Eriogonum wrightii var. subscaposum Robert F. Thorne 1971-8-25 41291 Los Angeles San Gabriel Mountains, Angeles National Forest: Windy Gap on trail from Little Jimmy Springs 2677 Comment
  SD19702  Eriogonum wrightii var. subscaposum Mary Alice Stow 1937-9-26 Los Angeles Top of San Antonio Peak Comment
  UCD101547  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  CAS-BOT-BC297953  Eriophyllum confertiflorum Geo. B. Grant 1903-4-25 s.n. Los Angeles Saugus Comment
  POM357918  Eriophyllum confertiflorum F. R. Fosberg 1930-7-3 451 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR255782  Eriophyllum confertiflorum R. G. Swinney 2010-4-15 12271 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  JEPS17966  Eriophyllum confertiflorum var. confertiflorum George B. Rossbach 1955-6-20 532 Los Angeles Los Angeles Crest Highway (Route 2) about 2 mi n Mill Creek Summit (near Aliso Canyon Road) 1219 Comment
  RSA596005  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, J. Mark Porter 1995-5-4 8431 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  SBBG61128  Eriophyllum confertiflorum var. confertiflorum V. Duran 1933-7-8 3502 Los Angeles Horse Flats 1676 Comment
  SBBG96664  Eriophyllum confertiflorum var. confertiflorum S. Boyd with T. Ross, L. Arnseth 1990-4-7 4244 Los Angeles lower half of China Cyn Comment
  UCR170319  Eriophyllum pringlei John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  SD41966  Eriophyllum pringlei Darley F. Howe 1947-5-5 1539 Los Angeles Palmdale Comment
  RSA316354  Eriophyllum wallacei R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54976 Los Angeles San Gabriel Mts: 1158 Comment
  OBI70740  Erodium botrys Louis C. Wheeler 1947-4-27 6471 Los Angeles Arcadia: Woodward Ave between Santa Anita Ave and Oakwood Dr Comment
  RSA430461  Erodium botrys A. C. Sanders 1987-7-22 7160 Los Angeles El Segundo Dunes, W of Los Angeles International Airport and Pershing Drive. Comment
  RSA592194  Erodium botrys Louis C. Wheeler 1967-4-9 9181 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  RSA250657  Erodium brachycarpum Robert F. Thorne 1971-3-31 41452 Los Angeles Johnson s Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA679055  Erodium cicutarium Valerie L. Soza, LeRoy Gross 2001-5-14 1216 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  RSA533431  Erodium cicutarium Tim S. Ross 1991-4-21 4518 Los Angeles Whittier Hills (Puente Hills, proparte) Middle Turnbull Canyon drainage just SW of Old water tank. 220 Comment
  RSA647971  Erodium cicutarium Michelle Manolovitz, Brian Manolovitz 1992-5-12 12 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet northwest of park office. Comment
  RSA34496  Erodium moschatum Emily M. Bradford 1904-3-4 5606 Los Angeles Alfilerilla Yilaree Comment
  RSA608609  Erodium moschatum Louis C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 412 Comment
  UCR18546  Eruca vesicaria subsp. sativa O. F. Clarke 1973-4-8 s.n. Los Angeles San Gabriel Valley, Pomona near Pom-lanes, Garey Ave. 351 Comment
  HSC6765  Erysimum capitatum var. capitatum C. S. Apperson 1967-6-20 Los Angeles 2 mi. E of Sierra Pelona Lookout on Big Oak Tree Trail Comment
  LA204347  Erysimum capitatum var. capitatum Carl Epling; May 1925 sn Los Angeles Mint Canyon 1523 Comment
  POM307852  Erysimum capitatum var. capitatum Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2722 Los Angeles North Craig Ave., Altadena Comment
  SBBG92016  Erysimum capitatum var. capitatum R. Hoffmann 1931-5-4 Los Angeles 5 mi N of Lancaster Comment
  RSA433638  Eschscholzia caespitosa Richard C. Barkelew 1929-5-5 s.n. Los Angeles Tujunga Canon Comment
  UCR272542  Eschscholzia caespitosa R. G. Swinney 2011-5-6 14578 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  CAS-BOT-BC403169  Eschscholzia californica C. F. Baker 1909-5-15 5307 Los Angeles Mts near Claremont Comment
  UC72726  Eschscholzia californica Pupils of Los Angeles High School June 1902 Los Angeles Altadena Comment
  UCR273279  Eschscholzia californica R. G. Swinney 2011-7-7 15419 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
  POM148417  Eschscholzia californica var. peninsularis C. F. Baker 1904-4-15 4179 Los Angeles Claremont. Comment
  POM82711  Eschscholzia californica var. peninsularis P. A. Munz 1925-4-23 9456 Los Angeles San Gabriel Canyon. 488 Comment
  CAS-BOT-BC83102  Eschscholzia minutiflora John Thomas Howell 1930-5-12 4885 Los Angeles Mojave Desert. 3 miles south of Palmdale. Comment
  RSA771897  Eschscholzia minutiflora R. G. Swinney 2009-4-29 10621 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CATA69  Eschscholzia ramosa Mark L. Hoefs 1973-3-11 53 Los Angeles Santa Catalina Island: Renton Mine Road 213 Comment
  RSA445474  Eschscholzia ramosa M. B. Dunkle 1939-4-6 7301 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  UCR210022  Eucalyptus camaldulensis R. G. Swinney 2008-12-2 9903 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  RSA0012833  Eucalyptus tereticornis R. G. Swinney 2008-4-16 8676 Los Angeles San Dimas, Spring Canyon, north end between east and west forks of canyon. 393 Comment
  UCR271913  Eucrypta chrysanthemifolia R. G. Swinney 2010-3-24 12079 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
  UC24010  Eucrypta chrysanthemifolia var. chrysanthemifolia Harley P. Chandler 1897-3-25 Los Angeles San Dimas 609 Comment
  JEPS112934  Eulobus californicus Dean W. Taylor 2002-4-30 18024 Los Angeles upper headwaters Haskell Canyon, Del Sur Ridge, Angeles National Forest 1219 Comment
  SBBG61338  Eulobus californicus M. N. Ackley -Feb-1928 733 Los Angeles Eagle Rock 243 Comment
  UCR273048  Eulobus californicus R. G. Swinney 2011-6-1 14957 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 1113 Comment
  RSA600571  Eupatorium adenophorum L. C. Wheeler 1961-5-14 7804 Los Angeles On bank of Rio Hondo ca. 1/2 mi. upstream from San Gabriel Blvd. Comment
  UCR14192  Eupatorium sordidum Austin P. Griffiths 1962-5-1 4518 Los Angeles San Gabriel Valley, Arcadia, Los Angeles State and County Arboretum 183 Comment
  SD126202  Euphorbia maculata A. C. Sanders 1987-9-18 7369 Los Angeles El Segundo Dunes, west of Los Angeles International Airport & Pershing Dr., much of this area was occupied by houses until ca. 15 years ago, streets & sidewalks remain & some ornamental plants have persisted, in cracks in cement on north edge of subsite 3 38 Comment
  UCR128011  Euphorbia maculata Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3001 Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  UCD142561  Euphorbia melanadenia H. F. Copeland 1927-12-30 s.n. Los Angeles Near Azusa. Comment
  UCR197209  Euphorbia melanadenia Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 752 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 457 Comment
  CAS-BOT-BC202394  Euphorbia ocellata Maxine Wilkes 1929-10-1 s.n. Los Angeles Eagle Rock Comment
  RSA0107271  Euphorbia peplus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-6-11 SCa- 706 Los Angeles Santa Catalina Island. NE side of island, at mouth of small canyon just SE of Frog Rock. 3 Comment
  UCD142458  Euphorbia peplus Doris Pechuanco 1964-7-25 s.n. Los Angeles Los Angeles, Ferndell. Comment
  UCD142466  Euphorbia peplus Robert F. Thorne 1966-9-15 36697 Los Angeles Santa Catalina Island; Middle Ranch Canyon; Middle Ranch. 213 Comment
  SD38469  Euphorbia polycarpa Edith A. Purer 1931-2-28 51 Los Angeles Verdugo Hills, hillsides Comment
  CATA2047  Euphorbia spathulata Steven A. Junak 1998-6-12 727 Los Angeles Santa Catalina Island: Slopes on E side of Catalina Harbor, upslope from Del Rey Yacht Club 73 Comment
  SBBG128323  Extriplex californica M. L. Hoefs, D. R. Hoefs, h. Greene 1992-4-14 1755 Los Angeles hillside S of Ben Weston Beach 30 Comment
  RSA775588  Fallopia convolvulus Orlando Mistretta, Christine Mistretta 2010-6-25 5353 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  UCR139914  Festuca arundinacea Scott D. White 1997-5-14 5132 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  UCR101738  Festuca californica L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  UCR187253  Festuca microstachys A. C. Sanders 2006-4-21 32131 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  SBBG56726  Festuca microstachys var. pauciflora R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR205124  Festuca myuros R. G. Swinney 2008-4-17 8686 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  RSA574267  Festuca trachyphylla Timothy S. Ross, Walter Appleby 1993-5-14 7145 Los Angeles 270m SW of May Canyon Saddle and 450 WNW of May Peak 1109 Comment
  RSA0115990  Ficus carica R. G. Swinney 2010-8-11 13494 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  SBBG31136  Ficus carica R. F. Thorne with M. Z. Thorne 1966-5-31 Los Angeles Orizaba Mtn 579 Comment
  RSA0113442  Ficus carica Steven A. Junak 1999-5-21 SCa- 994 Los Angeles Santa Catalina Island. Coffee Pot Canyon, at Washingtonia. 427 Comment
  CDA20108  Ficus elastica M. O'Brien 2003-2-9 MOB 6 -03 Los Angeles South Coast; Malibu Bluffs Recreation Area, Pacific Coast Hwy & Malibu Canyon Rd. 0 Comment
  CAS-BOT-BC474726  Ficus microcarpa R. E. Riefner, Jr. 2014-7-13 14 -245 Los Angeles City of San Pedro, Port of Los Angeles, near Los Angeles Maritime Museum, Sampson Way at W. 6th St. 1 Comment
  CAS-BOT-BC502101  Ficus microcarpa R. E. Riefner, Jr. 2014-7-13 14 -243 Los Angeles City of San Pedro, W side of S. Harbor Blvd at W. Santa Cruz St. 6 Comment
  RSA611772  Filago californica L. C. Wheeler 1934-4-17 2530 Los Angeles San Gabriel Mountains, Palmer Canyon 510 Comment
  RSA589205  Filago depressa Timothy S. Ross 1991-4-27 4631 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  UCR281408  Filago depressa R. G. Swinney 2014-4-30 16295 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
  SEINET10454760  Foeniculum vulgare Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4792 Los Angeles Santa Catalina Island; Catalina Conservancy Land. Eastern most Bumpgate in Middle Canyon, along Middle Canyon Trail (Road). Between Middle Ranch Junction and Cape Canyon Trail. 8-9 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 250 Comment
  SBBG58520  Forestiera pubescens R. Hoffmann 1931-6-23 Los Angeles W of Lancaster Comment
  LA212202  Frangula californica Terri Lords; 1977-5-22 50 Los Angeles SAN GABRIEL MOUNTAINS, Big Tujunga. 914 Comment
  LA52237  Frangula californica subsp. californica A. M. Johnson; 1934-5-4 4455 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SEINET3151939  Frankenia salina L. Abrams 1902-6-9 2500 Los Angeles Playa del Rey Comment
  UC483217  Frankenia salina L. R. Abrams and I. L. Wiggins 1931-7-7 402 Los Angeles Catalina Harbor Channel Islands, Santa Catalina Island Comment
  UCD121451  Frasera speciosa Mrs. Griffin 1934-6-1 s.n. Los Angeles Silver Lake. Comment
  RSA609139  Fraxinus dipetala Louis C. Wheeler 1932-6-18 835 Los Angeles San Dimas Canyon. 427 Comment
  UCR126243  Fraxinus pennsylvanica subsp. velutina A. C. Sanders 2003-3-14 25773 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
  RSA0088409  Fraxinus uhdei R. G. Swinney 2010-2-27 11763 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  LA33605  Fraxinus velutina Henry J. Thompson; 1959-3-22 1874 Los Angeles Santa Monica Mountains, Lobo Canyon, 0.25 mi W of Triunfo Canyon Rd, 2.5 mi W of Malibu Lake 213 Comment
  POM50749  Fremontodendron californicum A. D. E. Elmer 1902-06 3686 Los Angeles Acton, Mt. Gleason. Comment
  RSA590598  Fremontodendron californicum subsp. californicum Tim S. Ross, W. Appleby 1993-5-13 7130 Los Angeles Western San Gabriel Mountains: 600 meters, 346 NNW of Wilson Canyon Saddle, at the head of Whitney Canyon, about 100-120 meters WSW of the 3151-foot ridgetop knoll. 933 Comment
  RSA597385  Fremontodendron californicum subsp. californicum Tim S. Ross, Steve D. Boyd 1990-6-18 3503 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA482515  Funastrum cynanchoides var. hartwegii Richard Noyes, L. Arnseth 1988-4-30 499 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  RSA135184  Galium andrewsii Peter H. Raven 1960-5-21 15409 Los Angeles Junction of Mulholland Highway with Latigo Canyon Rd. 518 Comment
  UCR86549  Galium andrewsii subsp. andrewsii T. S. Ross 1991-9-2 5906 Los Angeles Western Transverse Range; Santa Monica Mtns., near Mulholland Hwy junction with Yerba Buena Rd 473 Comment
  RSA0080764  Galium angustifolium R. G. Swinney 2010-5-12 12733 Los Angeles Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone. 921 Comment
  RSA652698  Galium angustifolium Phillip Robinson 1991-5-19 367 Los Angeles Sycamore Canyon 0.25 miles south of intersection of Beverly Blvd and Workman Mill Road. 1.5 miles east of Workman Mill Rd on trail into Canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy] Comment
  UCD121568  Galium angustifolium Robert F. Thorne; M. Z. Thorne 1967-7-19 37146 Los Angeles San Gabriel Mts., Angeles National Forest, Crystal Lake Recreation Area. 1554 Comment
  CAS-BOT-BC226817  Galium angustifolium subsp. angustifolium Timothy S. Ross; Steve Boyd 1994-5-10 7700 Los Angeles Liebre Mountains. Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mtn summit 890 Comment
  RSA0020296  Galium angustifolium subsp. angustifolium Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5123 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA512152  Galium angustifolium subsp. angustifolium S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. 884 Comment
  JEPS56022  Galium angustifolium subsp. angustifolium Lauramay T. Dempster 1967-12-29 4371 Los Angeles just below Sugar Loaf Spur (n of Avalon); Santa Catalina Island 152 Comment
  RSA586987  Galium angustifolium subsp. angustifolium Orlando Mistretta 1992-5-8 309 Los Angeles Slopes east of Little Rock Creek Reservoir. 1159 Comment
  RSA191165  Galium angustifolium subsp. gabrielense Robert F. Thorne, M. Z. Thorne 1967-7-19 37168 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1982 Comment
  RSA678206  Galium angustifolium subsp. gabrielense Valerie L. Soza, LeRoy Gross 2001-4-18 1133 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 793 Comment
  SD90395  Galium angustifolium subsp. nudicaule Robert F. Thorne, L. E. DeBuhr 1972-8-18 42245 Los Angeles San Gabriel Mts., Angeles National Forest; just below the peak of Mt. Islip 2499 Comment
  CATA597  Galium aparine Mark L. Hoefs 1991-4-7 1042 Los Angeles Santa Catalina Island: Upper Avalon Canyon, above Wrigley Memorial and Garden, near road to Divide 326 Comment
  RSA0093370  Galium aparine R. G. Swinney 2011-3-26 14202 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  RSA580550  Galium aparine Tim S. Ross, Steve D. Boyd 1994-5-25 7897 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  RSA592813  Galium aparine Steve D. Boyd, Orlando Mistretta 1996-5-1 8754 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  SEINET4092382  Galium aparine R. Moran 1941-1 581 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  RSA0016924  Galium aparine Naomi Zohman 1985-4-28 37 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road, along west fork. Comment
  RSA635050  Galium californicum subsp. flaccidum Valerie L. Soza, Laura Moore 1999-6-30 577 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 823 Comment
  RSA248835  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-11 42842 Los Angeles San Clemente Island, wet bottom of Norton Canyon. 274 Comment
  UC2029951  Galium grande V. Soza, Monica Acosta 2001-6-20 1299 a Los Angeles Transverse Ranges, San Gabriel Mountains region: Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road (FS Road 1N29), ca. 1.54 miles east of junction with Van Tassel Truck Trail (FS Road 1N36). Comment
  UCR25131  Galium hallii John C. Roos 1951-7-30 5074 Los Angeles San Gabriel Mtns., Big Rock Creek, north of Mt. Baden Powell 1982 Comment
  JEPS114016  Galium hallii Timothy S. Ross and Steve Boyd 1994-6-23 8056 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of the west fork of Devils Gulch. Burnt Peak 7.5'USGS Quadrangle. Comment
  RSA0023116  Galium hilendiae Duncan S. Bell, Caitlin Elam 2013-7-11 5349 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  CAS-BOT-BC223140  Galium johnstonii Timothy S. Ross; Steve Boyd 1990-5-23 2638 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon 1371 Comment
  RSA577276  Galium johnstonii Orlando Mistretta 1994-7-20 1435 Los Angeles Big Rock Creek, Sycamore Flat Campground. 1305 Comment
  UCR223485  Galium porrigens R. G. Swinney 2009-6-8 11065 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
  RSA67137  Galium trifidum F. W. Peirson 1908-5-22 2655 Los Angeles Bixby Ranch near Long Beach. Comment
  RSA424704A  Galvezia speciosa M. B. Dunkle 1939-4-4 7249 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA650904  Gambelia speciosa Reid V. Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22684 Los Angeles San Clemente Island: west fork of Red Rock Canyon. 280 Comment
  RSA656485  Gamochaeta pensylvanica Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 720 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
  UCR214672  Gamochaeta pensylvanica A. C. Sanders, Dan S. Cooper 2010-4-30 38154 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCD132368  Gamochaeta pensylvanica Daryl Koutnik 1978-4-21 405 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  POM3301  Garrya flavescens I. M. Johnston 1918-5-19 1982 Los Angeles Upper San Antonio Canyon. 1585 Comment
  UCR270538  Garrya flavescens R. G. Swinney 2011-7-21 15528 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  OBI14150  Garrya veatchii Louis C. Wheeler 1932-5-28 792 Los Angeles Hogback, San Antonio Cyn, San Gabriel Mts 1128 Comment
  RSA702183  Garrya veatchii Scott D. White 2004-7-27 10627 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
  SBBG31235  Gastridium phleoides R. F. Thorne with P. C. Everett 1965-6-22 Los Angeles upper end of Avalon Cyn, along rd 182 Comment
  RSA188540  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, J. D. Olmsted 1965-8-26 35367 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  RSA113813  Gayophytum heterozygum Harlan Lewis 1957-6-21 1105 Los Angeles San Gabriel Mts., 1 mile up road from Upper Chilao Recreation Area, Angeles Crest Highway. Comment
  CATA1635  Genista linifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2918 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  UCR256929  Geranium dissectum 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
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Jan 26 2015
  UCR194158  Gilia A. C. Sanders 2008-4-13 34876 Los Angeles Western Mojave Desert, Antelope Valley, Lancaster Rd. near California Poppy Reserve, c. 0.8 mi. west of Munz Ranch Rd., 9.8 mi. (air) NW of Quartz Hill 806 Comment
  RSA655748  Gilia achilleifolia subsp. achilleifolia James Henrickson 2000-4-15 20686 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
  RSA470103  Gilia angelensis Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA678234  Gilia australis Valerie L. Soza, S. D. Boyd 2002-4-10 1400 Los Angeles Del Sur Ridge, Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  RSA0119942  Gilia brecciarum subsp. brecciarum R. G. Swinney 2014-4-23 16157 Los Angeles San Gabriel Mountains/Mojave Desert: East of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E.), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains. 1232 Comment
  RSA778741  Gilia brecciarum subsp. brecciarum Orlando Mistretta, Christine Mistretta 2010-6-1 5232 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UCR177617  Gilia diegensis LeRoy Gross, Michael Denslow 2003-6-4 991 Los Angeles Transverse Ranges; San Gabriel Mtns, Southeast of Dawson Saddle, east of Angeles Crest Highway (Hwy 2) 2439 Comment
  RSA727733  Gilia latiflora R. G. Swinney 1998-5-16 6098 Los Angeles San Gabrial Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  RSA249786  Gilia latiflora subsp. davyi R. F. Thorne, C. W. Tilforth 1973-4-20 43014 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  RSA469398  Gilia latiflora subsp. davyi Christopher Davidson 1973-4-1 1890 Los Angeles 1 mile south of Littlerock. 762 Comment
  SD257336  Gilia latiflora subsp. davyi Louis C. Wheeler 1932-4-9 566 Los Angeles 4 mi. WSW Fairmont, Antelope Valley Co. Los Angeles 914 Comment
  UCR270129  Gilia leptantha subsp. transversa R. G. Swinney 2010-5-19 12781 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
  UCR191536  Gilia modocensis R. G. Swinney 1998-7-8 6310 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 3 2012
  CAS-BOT-BC225505  Gilia nevinii Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4262 Los Angeles Lower half of China Canyon, S end of island, W side, San Clemente Island Comment
  POM19215  Gilia nevinii P. A. Munz 1923-4-8 6633 Los Angeles San Clemente Island. Comment
  SBBG42284  Gilia nevinii M. B. Dunkle 1939-4-6 7320 Los Angeles Mosquito Ridge Comment
  SBBG64489  Gilia ochroleuca subsp. bizonata R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  CAS-BOT-BC401992  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Orlando Mistretta; Peter Fritsch; Alex Quici 1990-6-27 3902 Los Angeles Liebre Mountains. Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon 1731 Comment
  UC1595360  Gilia ochroleuca subsp. vivida Tim Ross, Steve Boyd 1990-6-18 3459 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek Quad., drng to Jackson Lake (northerly draw draining to Jackson Lake, Mescal Creek USGS 7.5' Quad.) 1877 Comment
  SBBG118581  Gilia sinuata L. Gross, O. Mistretta, V. Soza 2003-5-13 872 a Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  SEINET7040200  Gilia sinuata A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  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
  SD125840  Glebionis coronaria Clifton F. Smith 1958-3-30 5692 Los Angeles Manhattan Beach. Comment
  UCR150990  Glinus lotoides L. C. Wheeler 1958-11-29 7528 Los Angeles Transverse Ranges; Verdugo Mtns region, San Fernando Valley: Hansen Dam 333 Comment
  SEINET10857920  Glycine max Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2645 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  RSA55176  Glyptopleura setulosa Steve Boyd 1986-3-31 1568 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA190992  Gnaphalium californicum R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36734 Los Angeles Santa Catalina Island. Salta Verde, approx. N of Salta Verde Pt. 366 Comment
  RSA774955  Gnaphalium californicum R. G. Swinney 2009-5-6 10686 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  SEINET13203281 Image available Gnaphalium canescens subsp. microcephalum R. G. Swinney 2011-1 15852 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 w/ Soldier Crk (Crystal Lake 7.5' Q.) 1000 Comment
  RSA550415  Gnaphalium palustre Timothy S. Ross 1992-7-10 6655 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  OBI36559  Goodmania luteola F. C. Vasek 1985-6-5 s.n. Los Angeles Antelope Valley, along Hwy 138, ca 2 mi W of hwy 14 Comment
  RSA69948  Grayia spinosa F. W. Peirson 1917-5-13 1832 Los Angeles Roadside near village of Little Rock, north side of San Gabriel Mountains. Comment
  CAS-BOT-BC305269  Grindelia hirsutula John Thomas Howell 1931-5-29 6563 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  UCD150951  Grindelia hirsutula D. S. Park 2010-4-26 36 Los Angeles Ranch Santa Ana Botanic Garden 360 Comment
  LA51491  Guillenia lasiophylla O. H. Kappler; 1944-5-7 616 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  RSA67366  Guillenia lasiophylla Joseph A. Ewan 1930-5-3 2354 Los Angeles Near summit of Mt Hollywood. Santa Monica Mts. 505 Comment
  SEINET6088156  Gutierrezia californica Unknown 1961-9-24 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  POM156729  Gutierrezia sarothrae L. R. Abrams 1902-7-5 2720 Los Angeles Near the power house, San gabriel Canyon Comment
  UCR274078  Hainardia cylindrica Steven A. Junak, Mark Hoefs 1998-6-12 SCa- 732 Los Angeles Channel Islands, Santa Catalina Island, along Banning House Road, c. 1.0 mile from Two Harbors 229 Comment
  SEINET10926314  Hainardia cylindrica LeRoy R. Abrams 1902-6-20 Abrams 2567 Los Angeles Bollana marshes near Mesmer. Comment
  SBBG113137  Harpagonella palmeri S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 399 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 21 Comment
  UC1871213  Harpagonella palmeri T. S. Ross 1993-4-21 6853 Los Angeles Channel Islands; Santa Catalina Island; Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak; slope and small ridges N of Cactus peak summit Comment
  CAS-BOT-BC307291  Hazardia squarrosa var. grindelioides LeRoy Abrams 1904-9-2 4180 Los Angeles Elysian Park Comment
  UCR277049  Hedera helix R. G. Swinney 2011-9-22 15677 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  HSC78509  Hedypnois cretica A. R. Roos 1954-5-17 Los Angeles Hollywood, near North Kenmore & Oakdale Streets. 91 Comment
  RSA228957  Helenium bigelovii R. F. Thorne 1971-8-25 41309 Los Angeles San Gabriel Mountains, Angeles National Forest: At Windy Spring on N slope of Mt. Islip. 2256 Comment
  UCR194057  Helenium bigelovii R. G. Swinney 1998-8-17 6772 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  RSA705000  Helenium bigelovii Tasha LaDoux, Eve Laeger 2002-8-14 9 Los Angeles Transverse Ranges; San Gabriel Mountains region: Lamel Spring, along trail to Mt. Baden-Powell. Comment
  POM359754  Helenium puberulum Anstruther Davidson 1915-8-1 3081 Los Angeles Camp Baldy. Comment
  POM359756  Helenium puberulum L. C. Wheeler 1931-8-22 14 Los Angeles Puddingstone Lake. 259 Comment
  SBBG65782  Helenium puberulum R. Hoffmann 1928-7-9 Los Angeles Bouquet Cyn Comment
  RSA0085070  Helianthus annuus L. C. Wheeler 1967-7-6 9927 Los Angeles San Gabriel Mountains: San Dimas Canyon. 457 Comment
  SFV4469  Helianthus annuus P. M. Kennamer 1959-5-31 s. n. Los Angeles San Fernando Valley Northridge. Corner of Nordhoff Street and Collett Avenue. 274 Comment
  SFV6937  Heliotropium curassavicum var. oculatum T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 638 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  POM3868  Heliotropium curassavicum var. oculatum O. W. Robinson 1916-5-2 s.n. Los Angeles Claremont, corner of 3rd and Dartmouth. Comment
  CATA1346  Helminthotheca echioides Mark L. Hoefs, Robert F. Thorne 1995-7-26 2451 Los Angeles Santa Catalina Island: Middle Canyon, on bank, next to stream bed just below reservoir 170 Comment
  RSA527785  Hemizonia clementina Steve Boyd, Timothy S. Ross, Arnseth 1990-4-8 4351 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCR124383  Hemizonia fasciculata I. W. Clokey, B. C. Templeton 1929-1 4600 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  RSA696928  Hemizonia fasciculata R. H. McArthur 1932-4-30 s.n. Los Angeles Limestone Bouscout Camp. Comment
  RSA544550  Herniaria hirsuta subsp. cinerea Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6116 Los Angeles San Clemente Island: ridge betw W fork of China Canyon and small lateral draw that meets it at 850ft. 259 Comment
  CAS-BOT-BC143681  Heteromeles arbutifolia Knopf; Johnson 1930-1-30 1458 Los Angeles Avalon Canyon, Catalina Island Comment
  CHSC95458  Heteromeles arbutifolia LeRoy Gross 2001-11-10 450 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. South side of La Tuna Canyon Road just west of the 210 freeway La Tuna Canyon exit. On Santa Monica Mountains Conservancy Land. 427 Comment
  UCD113336  Heteromeles arbutifolia Kenneth A. Wilson 1961-3-18 1037 Los Angeles Old Topanga Canyon Road 1/2 mile northwest of Topanga Canyon Road. Comment
  SEINET10970304  Heteromeles arbutifolia var. macrocarpa Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4767 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
  RSA471572  Heterotheca fastigiata B. C. Templeton 1936-5-18 5666 Los Angeles San Gabriel Canyon, 1 mile above the dam, San Gabriel Mts. Comment
  CAS-BOT-BC318865  Heterotheca grandiflora John H. Thomas 1957-2-14 6486 Los Angeles North of Eagle Rock about 3-4 miles east of Pasadena 304 Comment
  LA32034  Heterotheca grandiflora Peter H. Raven; Henry J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  RSA0075642  Heterotheca grandiflora George B. Grant 1905-5-10 s.n. Los Angeles Pasadena. Comment
  UCR126233  Heterotheca sessiliflora A. C. Sanders 2003-3-14 25756 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
  JEPS2485  Heterotheca sessiliflora subsp. fastigiata I. W. Clokey and B. C. Templeton 1936-5-18 5666 Los Angeles 1 mi above San Gabriel Canyon dam; San Gabriel Canyon Comment
  SD51796  Heuchera caespitosa Rimo Bacigalupi, G. T. Robbins, L. R. Heckard 1953-6-15 4200 Los Angeles Road following crest of Mendenhall Ridge, 9 miles east of its start; between Little Tujunga and Pacoima Canyons, Angeles National Forest, San Gabriel Mountains 1493 Comment
  SEINET6087454  Heuchera rubescens Scott D. White 1998-6-29 6805 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCR194003  Hieracium argutum var. parishii R. G. Swinney 1998-8-17 6766 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  RSA782544  Hirschfeldia incana R. G. Swinney 2009-4-13 10323 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UC1587651  Hirschfeldia incana Tim Ross 1991-3-9 4185 Los Angeles head of Oak Canyon, SE side of ridgetop knoll Whittier Hills (Puente Hills, pro parte) 368 Comment
  POM348808  Hoita macrostachya L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  UCR271180  Holodiscus microphyllus var. microphyllus R. G. Swinney 2011-9-27 15695 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  CAS-BOT-BC284993  Hordeum depressum Alice Eastwood 1906-5-27 178 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  SD252249  Hordeum intercedens Steven A. Junak 1999-4-23 Sca 850 Los Angeles Santa Catalina Island. Lower part of Ridge Road to W end, 1.0 mile from Two Harbors. 42 Comment
  UCD85887  Hordeum marinum subsp. gussoneanum Peter H. Raven; Robert F. Thorne 1964-5-7 19031 Los Angeles Santa Monica Mountains. Saddle Rock Ranch, near Seminole Hot Springs. Comment
  RSA187994  Hordeum murinum subsp. glaucum R. F. Thorne, P. Everett 1965-6-24 35031 Los Angeles Santa Catalina Island. Upper end of Escondido Canyon, W slope of Orizaba Mountain. 274 Comment
  RSA755929  Hordeum murinum subsp. glaucum Orlando Mistretta, Christine Mistretta 2008-4-10 2409 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  CATA633  Hordeum murinum subsp. leporinum Mark L. Hoefs 1991-4-16 1093 Los Angeles Santa Catalina Island: Near upper end of Renton Mine Road 304 Comment
  RSA591974  Hordeum murinum subsp. leporinum Mark Hoefs, Doug Propst 1974-5-10 460 Los Angeles Catalina Island. Ridge between Cottonwood and Sweet Water Canyons 61 Comment
  SD39950  Horkelia cuneata Rempel 1932-3-14 Los Angeles El Segundo, Est dunes Comment
  JEPS44509  Horkelia cuneata subsp. puberula Frank W. Peirson 1919-4-5 362 Los Angeles 1/4 mi below the mountains (Borders of Eaton Canyon); San Gabriel Mts., Eaton Canyon 365 Comment
  RSA451643  Horkelia cuneata subsp. puberula Louis Greata 1901-03 2097 Los Angeles near Eaton Canyon. Comment
  RSA85202  Horkelia cuneata subsp. puberula F. W. Peirson 1919-4-5 362 Los Angeles Allen Ranch near Eaton Canyon, south base of the San Gabriel Mountains Comment
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Sep 10 2014
  RSA0106569  Horkelia rydbergii R. G. Swinney 2011-6-23 15312 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  UC534839  Horkelia rydbergii Victor Duran 1933-7-11 3517 Los Angeles Sulfur Springs San Gabriel Mtns 1524 Comment
  UCR146683  Horkelia rydbergii Scott D. White 2004-8-20 10721 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  RSA0081371  Hulsea heterochroma R. G. Swinney 2010-9-9 13788 Los Angeles Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA305978  Hulsea heterochroma J. L. Huber 1981-6-20 1806 Los Angeles Mt. Pacifico Rd., ca. 2 mi. north of Chilao Station, San Gabriel Mountains 1677 Comment
  UCR255825  Hulsea heterochroma R. G. Swinney 2010-9-23 13875 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  UCR190365  Hulsea vestita R. G. Swinney 2001-6-16 7973 Los Angeles San Gabriel Mtns., Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons 1951 Comment
  SEINET480200  Hulsea vestita subsp. vestita D. Wilken 1969-1 Los Angeles Along Los Angeles County Road N2, between Chilao and Charlton Flats, San Gabriel Mountains Comment
  CAS-BOT-BC312939  Hypochaeris glabra Geo. B. Grant 1905-4-19 s.n. Los Angeles Garvanza Comment
  JEPS26157  Hypochaeris glabra Peter H. Raven and Henry J. Thompson 1959-6-4 14315 Los Angeles just behind Point Dume; Santa Monica Mountains 45 Comment
  RSA0127207  Hypochaeris glabra Louis C. Wheeler 1967-7-15 10010 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  SBBG112913  Isocoma menziesii S. A. Junak with K. Kirkland, M. Bushman 1998-10-21 SCa 806 Los Angeles NW shore of Haypress Reservoir 390 Comment
  SFV18462  Isocoma menziesii var. menziesii I. P. Swift 2001-9-27 339 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. On disturbed roadcut of Placerita Canyon Road just west of Walker Ranch turnout. 606 Comment
  OBI34896  Isocoma menziesii var. vernonioides David J. Keil 1983-8-23 17870 Los Angeles Just W of Leo Carillo State beach along hwy 1 , ca. 1 mi E of Ventura Cnty line. Comment
  RSA748781  Isomeris arborea Justin M. Wood 2009-4-7 469 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR126837  Isomeris arborea A. C. Sanders 2003-6-19 26981 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  SD230172  Iva axillaris Louis C. Wheeler 1956-9-15 7235 Los Angeles San Gabriel Mountains: Caldwell Lake, on San Andreas Fault. Comment
  UC53979  Jaumea carnosa H. P. Chandler 1902-9-9 2049 Los Angeles Ballona Marshes Comment
  SBBG112922  Jepsonia malvifolia S. A. Junak with K. Kirkland, M. Bushman 1998-10-21 SCa 814 Los Angeles E end of beach at White's Landing 24 Comment
  SBBG18722  Jepsonia malvifolia E. R. Blakley 1963-4-8 5546 Los Angeles ridge S side of Avalon Valley above Avalon Terrace 152 Comment
  CHSC8386  Juglans californica Edward L. Smith 1957-4-16 253 Los Angeles Located in a wash at Pomona College, Claremont. 365 Comment
  RSA401009  Juglans californica Edwin Kline 1925-4-12 s.n. Los Angeles Mulholland Estate; Santa Monica Mtns. Comment
  SDSU6894  Juglans californica D. F Howe 1947-3-22 1519 Los Angeles Topango canyon about one mile from coast. Comment
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May 22 2014
  SD90207  Juglans californica var. californica Benjamin C. Stone 1953-3-16 294 Los Angeles Brea Canyon Road, south of Pomona. 274 Comment
  CAS-BOT-BC518750  Juglans hindsii R. E. Riefner, Jr. 2014-5-10 14 -114 Los Angeles San Fernando Valley, City of Los Angeles. Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, vicinity Haskell Creek at Woodley Park, E of Woodley Ave., W of San Diego Freeway, N of Burbank Blvd. 227 Comment
  POM246774  Juncus acutus subsp. leopoldii F. R. Fosberg 1931-5-18 S 4899 Los Angeles Little Harbor, Santa Catalina Island. 5 Comment
  RSA656848  Juncus balticus subsp. ater Valerie Soza, Laura Moore 2000-6-14 1017 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  SBBG13305  Juncus bufonius M. A. Piehl 1962-6-10 62410 Los Angeles Thirst 304 Comment
  UCR142536  Juncus bufonius L. T. Street, G. Williams 1919-4-12 s.n. Los Angeles Los Angeles Basin, Near [La] Puente 244 Comment
  UCR172297  Juncus bufonius Anuja Parikh, Nathan Gale 2005-7-16 2143 Los Angeles Santa Clara River Valley, Newhall Ranch, along of the Santa Clara River, just below Del Valle and the mouth of Chiquito Canyon, study area 13 274 Comment
  RSA368263  Juncus macrophyllus C. Epling, A. N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UCR273381  Juncus macrophyllus R. G. Swinney 2011-10-18 15806 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
  RSA670186  Juncus macrophyllus Ian Swift 2001-7-2 232 Los Angeles Middle Fish Canyon, 1.5 miles north of Cienega Campground 808 Comment
  RSA549494  Juncus mexicanus Timothy S. Ross, Steve Boyd 1990-6-18 3475 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  POM1608  Juncus phaeocephalus I. M. Johnston 1917-5-13 s.n. Los Angeles [El Monte?] Ditch along Railroad. 114 Comment
  RSA0015840  Juncus rugulosus LeRoy Gross, Evan Meyer, Bart O Brien 2013-10-17 6210 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  RSA589144  Juncus rugulosus Orlando Mistretta 1994-5-13 1202 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon 1067 Comment
  UCR269140  Juncus rugulosus Orlando Mistretta, Youssef C. Atallah 2011-8-16 6041 Los Angeles San Gabriel Mountains, Aliso Canyon near junction of Aliso anyon Road and Angeles Forest Hwy 1259 Comment
  SBBG45001  Juncus xiphioides V. Duran 1933-7-25 3531 Los Angeles Buckhorn 1981 Comment
  UCR177442  Juniperus californica LeRoy Gross 2005-5-19 2260 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
  RSA352425  Juniperus occidentalis var. australis L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. Baldy, east slope 3049 Comment
  CAS-BOT-BC235625  Keckiella breviflora var. breviflora Timothy S. Ross; Steve Boyd 1995-6-28 8625 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  CAS-BOT-BC235744  Keckiella cordifolia Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  SFV21122  Keckiella cordifolia L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1060 Los Angeles Verdugo Mountains South side of Verdugo Mountains. West side of Brand Canyon just a short distance above the cemetery. East side of canyon near above coordinates. 307 Comment
  UC527453  Keckiella cordifolia C. B. Wolf 1931-7-30 Los Angeles base Newhall Grade (0.25 mi above crossing of Los Angeles Aqueduct) 457 Comment
  SEINET8853387 Image available Kerria japonica Henrickson 2002-1 23283 Los Angeles Cultivated in South Pasadena, 1409 Oneonta Knoll from material otained from Forest Farms nursery, Williams, Oregon Comment
  CAS-BOT-BC176821  Kochia californica Ernest C. Twisselmann 1970-9-8 17498 Los Angeles Antelope Valley: Avenue C 0.3 mile east of Highway 14 (wastelands on the west border of Rosamond Dry Lake) 746 Comment
  RSA100617  Kochia scoparia Robert W. Townsend 1955-08 s.n. Los Angeles Exposition Blvd. at Crenshaw Blvd., Pacific Electric railroad right-of-way, Los Angeles. Comment
  POM1172  Koeleria macrantha I. M. Johnston 1917-7-3 1521 Los Angeles San Antonio Canyon 1829 Comment
  RSA656838  Koeleria macrantha Valerie L. Soza, Leland Lubinsky 2000-6-23 1027 Los Angeles San Gabriel Mountains: South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle. 1646 Comment
  RSA478765  Krascheninnikovia lanata N. C. Cooper 1949-5-16 3658 Los Angeles Lancaster 718 Comment
  RSA250523  Lactuca serriola R. F. Thorne, John Dourley 1967-10-10 37333 Los Angeles Angeles National Forest: Jackson Lake, W end of lake. 1867 Comment
  CAS-BOT-BC174670  Lagophylla ramosissima subsp. ramosissima Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8128 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA697055  Lagophylla ramosissima subsp. ramosissima LeRoy Gross, P. Morton 2004-6-9 1365 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1642 Comment
  CATA944  Lamarckia aurea Mark L. Hoefs, Robert Given 1992-4-16 1808 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  POM12342  Lamarckia aurea F. L. Robinson 1921-3-16 4 Los Angeles Claremont. 365 Comment
  RSA592196  Lamarckia aurea L. C. Wheeler 1967-4-9 9184 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  SBBG31063  Lamarckia aurea R. F. Thorne with P. C. Everett 1965-5-10 34453 Los Angeles around Echo Lake 411 Comment
  UC589645  Lamarckia aurea Nell Murbarger April 1936 58 Los Angeles w side San Clemente Island San Clemente Island Comment
  UC818677  Lamarckia aurea Agnes Chase Apr 12 1910-Apr 15 1910 5543 Los Angeles Playa del Rey, (upper beach) Playa del Rey Comment
  UCR90736  Lamium amplexicaule Scott D. White 1996-3-2 3818 Los Angeles Base of San Gabriel Mtns., City of Claremont, Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne. 323 Comment
  UCR270993  Lantana montevidensis R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14350 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 427 Comment
  POM50870  Larrea tridentata A. D. E. Elmer 1902-06 3664 Los Angeles Lancaster. Comment
  SD107823  Lasthenia californica Larry DeBuhr 1977-4-16 2575 Los Angeles Santa Catalina Island; northwest side of Black Jack, along road to White's Landing. Comment
  CAS-BOT-BC338129  Lasthenia californica Geo. B. Grant 1898-2-27 s.n. Los Angeles Lincoln Park, L.A. Comment
  RSA264062  Lasthenia californica Noel Holmgren 1974-4-5 7626 Los Angeles N foothills of the San Gabriel Mtns, Portal Riudge, 13 airline miles W of Lancaster. 1067 Comment
  RSA608649  Lasthenia coronaria L. C. Wheeler 1931-2-27 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash. Comment
  UCR172462  Lasthenia coronaria Anuja Parikh, Nathan Gale 2005-4-13 2103 Los Angeles NE end of Santa Susana Mtns., Long Canyon, Newhall Ranch, Study Area 31 335 Comment
  RSA361571  Lasthenia glabrata subsp. coulteri F. R. Fosberg 1930-6-30 448 Los Angeles Del Rey. Comment
  SBBG61623  Lasthenia gracilis R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  RSA405667  Lathyrus vestitus subsp. laetiflorus E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon Comment
  POM155760  Lathyrus vestitus subsp. laevicarpus M. L. Bryan 1928-3-2 60 Los Angeles Mandeville Canyon, near Santa Monica Comment
  UCR256600  Lathyrus vestitus var. vestitus Anuja Parikh, Nathan Gale 2011-7-3 3531 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 2.9 km west of Shortcut Station, 1.3 km north of State Hwy 2, Angeles Crest Hwy 1597 Comment
  CAS-BOT-BC321501  Layia glandulosa Geo. B. Grant 1902-4-1 112 Los Angeles Pasadena Comment
  CAS-BOT-BC321528  Layia glandulosa Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster Comment
  RSA0082882  Layia glandulosa R. G. Swinney 2010-5-19 12776 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
  RSA0091169  Layia glandulosa R. G. Swinney 2011-5-12 14662 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
  RSA92283  Layia glandulosa F. W. Peirson s.n. Los Angeles Wash of Arroyo Seco, Pasadena Comment
  RSA92284  Layia glandulosa F. W. Peirson 1925-4-23 5803 Los Angeles River bottom, San Gabriel River 396 Comment
  SEINET11811302  Layia glandulosa J. F. Bright, Wyman, C. 1931-1 5281 Los Angeles in Antelope Valley Comment
  UC34692  Layia glandulosa H. M. Hall 1902-4-1 3025 Los Angeles Mescal Creek, eastern Los Angeles County South side Mohave Desert, Mescal Creek 1371 Comment
  UCR128133  Layia platyglossa Anuja Parikh, Nathan Gale 2003-5-26 s.n. Los Angeles N side of Santa Susana Mtns., Newhall Ranch, Salt Creek, lower end of east fork in survey area 79 427 Comment
  POM4850  Layia platyglossa subsp. campestris P. A. Munz 1918-5-5 2183 Los Angeles Puente Hills, Turnbull Canyon Comment
  CAS-BOT-BC534953  Lemna minuta Le Roy Abrams 1901-6-1 1726 Los Angeles Ballona Creek Comment
  CAS-BOT-BC221605  Lepechinia fragrans B. 1904-6-14 5061 Los Angeles Near Claremont Comment
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Oct 1 2019
  SBBG49900  Lepidium flavum L. S. Matlovsky 1975-3-28 DM 0011 -15 Los Angeles near Alta Vista Comment
  SD39843  Lepidium lasiocarpum subsp. lasiocarpum Edith A. Purer 1931-3-19 Los Angeles El Segundo Comment
  SBBG20503  Lepidium lasiocarpum var. lasiocarpum E. R. Blakley 1963-12-7 6366 Los Angeles E of the mouth of Chenity Cyn in Pyramid Cove 7 Comment
  SDSU19983  Lepidium nitidum S. H. Bullock 1968-4-6 63 Los Angeles Claremont, north of foothill Blvd. between Dartmouth and College Ave. 351 Comment
  UCR219477  Lepidium nitidum R. G. Swinney 2009-3-19 10145 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  LA204443  Lepidium virginicum A. M. Johnson; 1933-5-20 4307 Los Angeles Fish Canyon Wash, N side Foothill Boulevard, just W of bridge Comment
  LA204444  Lepidium virginicum Marion Olsen; June 1926 sn Los Angeles near Arcadia Comment
  RSA678244  Lepidium virginicum V. Soza, S. D. Boyd 2002-4-10 1409 Los Angeles Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 534 Comment
  RSA0013599  Lepidium virginicum var. virginicum Orlando Mistretta, Christine Mistretta 2011-6-23 5751 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  CAS-BOT-BC328076  Lepidospartum squamatum C. F. Baker 1908-12-15 5236 Los Angeles Claremont Comment
  RSA650944  Lepidospartum squamatum Brent Mishler 1977-10-11 s.n. Los Angeles San Gabriel River wash, Irwindale. Comment
  SFV21056  Lepidospartum squamatum L. Gross, V. Soza 2001-5-31 393 Los Angeles Verdugo Mountains Southeast side of mountains. Disturbed flat area at end of road (bulldozed) east of Dead Horse Canyon, south off of Las Flores Mountain Way. 366 Comment
  UC527454  Lepidospartum squamatum C. B. Wolf 1931-7-30 2298 Los Angeles about 2 mi s of San Fernando; San Fernando Valley 274 Comment
  POM296920A  Leptochloa fusca subsp. uninervia Lyman Benson 1944-11-12 11559 Los Angeles San Jose Hills, north shore of Puddingstone Lake, San Dimas 305 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
  RSA73681  Leptosiphon aureus subsp. aureus F. W. Peirson 1919-3-30 343 Los Angeles Tujunga Canyon. West end of San Gabriel Mts. 427 Comment
  RSA97706  Leptosiphon breviculus R. M. Straw 1954-6-16 620 Los Angeles Horse Flats Road, off Angeles Crest Hwy, Angeles National Forest. Comment
  RSA76237  Leptosiphon liniflorus F. W. Peirson 1951-6-23 942 Los Angeles Near Kewen Lake, Pasadena Comment
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Mar 27 2009
  OBI69280  Leptosyne gigantea John Knapp, Denise Knapp 2003-4-13 1 Los Angeles Catalina Island, 3690107.913N x 377428.961E 9 Comment
  CDA8166  Lessingia glandulifera Phillipson 1915-7-8 Los Angeles Monrovia. Comment
  POM361803  Lessingia glandulifera var. glandulifera Roger Minahan 1934-06 20145 Los Angeles Valyermo, San Gabriel Mountains. Comment
  RSA530044  Lessingia glandulifera var. glandulifera T. S. Ross 1991-8-16 5834 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  OBI15774  Lessingia glandulifera var. glandulifera Robert F. Hoover 1966-10-14 10152 Los Angeles Pearlblossom Comment
  OBI34014  Lessingia glandulifera var. glandulifera Mark Schneider 1973-10-4 s.n. Los Angeles By Tujunga wash 457 Comment
  UCR192822  Lewisia rediviva R. G. Swinney 1998-7-6 6295 Los Angeles San Gabriel Mtns., Grassy Hollow, east of Jackson Flats, on ridge c. 200 m north of entrance to Grassy Hollow Campground 2195 Comment
  RSA347547  Leymus condensatus B. A. Prigge 1985-6-14 6423 Los Angeles Santa Monica Mountains, Cold Creek Canyon; along trail below Murphy Ranch Site. 598 Comment
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Nov 8 2015
  RSA640144  Lilium parryi Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, 0.4 miles (airline) south southeast of Burkhart Saddle. 2012 Comment
  RSA729430  Lilium parryi Richard G. Swinney 1998-7-14 6423 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  UC188092  Limonium californicum Samuel B. Parish Oct. 1882 959 Los Angeles Wilmington; salt marshes Comment
  UCR263054  Linanthus aureus subsp. aureus Mitch Provance 2008-4-14 408- 13 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA756782  Linanthus breviculus Orlando Mistretta, Christine Mistretta 2008-4-29 2539 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
  LA200752  Linanthus californicus Jonathan Sauer; H. N. Sauer, R. Dix, A. Dix 1969-3-21 4406 Los Angeles Comment
  RSA468477  Linanthus californicus Franklin W. Klepinger 1938-3-26 s.n. Los Angeles Santa Susana Pass. Comment
  RSA505062  Linanthus californicus Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest. San Gabriel Mts; eastern flank of Mt. Gleason near microwave tower. Comment
  SJSU13464  Linanthus californicus C. W. Sharsmith 1941-6-22 4404 Los Angeles by Eaton Canyon, San Gabriel Mts 762 Comment
  RSA679921  Linanthus concinnus LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 930 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  UCR178079  Linanthus concinnus LeRoy Gross, B. Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 941 Los Angeles Transverse Ranges; San Gabriel Mountains, Southwest ridge that climbs to Mt. Markham, between Mt. Markham and the Mt. Lowe dirt road (2N50.1) 1677 Comment
  SBBG98237  Linanthus dianthiflorus C. B. Wolf 1932-3-4 2669 Los Angeles Thompson Crk, 3-4 mi N of Claremont 457 Comment
  RSA597772  Linanthus dichotomus Steve Boyd, Lauren Raz 1997-3-14 9184 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  RSA228745  Linanthus parryae Wesley O. Griesel 1962-4-14 553 Los Angeles Little Rock Dam, desert Foothills. 976 Comment
  SFV12418  Lithophragma affine D. L. Koutnik, J. G. Cuti 1978-4-12 345 Los Angeles Verdugo Mountains Near La Tuna Canyon. 610 Comment
  UCSB41652  Lithophragma heterophyllum Marsalek, J. 1979-5-11 Los Angeles Shantri Flats Park hiking trail, on Santa Anita Road above the city of Arcadia in the San Gabriel Mtns 762 Comment
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Aug 22 2016
  RSA738057  Lobularia maritima M. A. Sanatay 1966-6-10 s.n. Los Angeles Verdugo Hills. 152 Comment
  CATA1768  Logfia filaginoides Denise Kraus 2000-4-27 19 Los Angeles Santa Catalina Island: (Goat Harbor burn area) On western side of large, obvious rocky outcrop which is on western fuel break ridge 381 Comment
  RSA739664  Logfia filaginoides John Dittes 2006-5-30 1376 Los Angeles Western Transverse Range, San Gabriel Mtns, Big Tujunga Canyon, 3.7 air miles NE of Verdugo Hills High School, 2.5 air mile SW of Condor Peak, 2.5 air miles SSE of Mt. McKinley 529 Comment
  RSA656211  Lolium perenne Joseph M. Keefe 1978-5-16 22920 Los Angeles Verdugo Mountains: Mountain Street, 0.5 km west of Glendale Freeway (Highway 2) Glendale College, Glendale, San Rafael Hills. 290 Comment
  RSA658484  Lolium perenne Patricia Kouo 1994-4-27 944136 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  UC1714472  Lolium temulentum D. L. Crawford 1916-5-20 Los Angeles mts above Claremont; mts. above Claremont Comment
  SBBG44469  Lomatium dasycarpum R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  UCR192045  Lomatium dasycarpum A. C. Sanders 2008-4-11 34843 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM 'Pine 995 Comment
  SD82896  Lomatium dissectum var. multifidum R. F. Thorne, M. Z. Thorne 1969-7-10 38426 Los Angeles San Gabriel Mountains, Angeles National Forest; above small stream 1.5 miles west of Wrightwood. 1950 Comment
  RSA0105325  Lomatium lucidum Steve Boyd, Thomas Elias 1987-4-14 2063 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  UC398767  Lomatium macrocarpum Katharine Brandegee 1916-1 Los Angeles Santa Catalina Isl. Comment
  SBBG28219  Lomatium utriculatum F. W. Peirson 1921-2-26 2358 Los Angeles Topanga Cyn 304 Comment
  UCR173860  Lomatium utriculatum Scott D. White, S. Leatherman 1998-5-19 6526 Los Angeles Transverse Ranges/Liebre Mtns, Castaic Lake Area: Grasshopper Canyon watershed, between the I-5 Fwy/Old Ridge Route and the lake. Proposed 'North Lake Planned Community 732 Comment
  UCR187237  Lomatium utriculatum A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32205 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  UCR187247  Lomatium utriculatum A. C. Sanders 2006-4-21 32125 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  RSA455168  Lonicera hispidula var. vacillans T. Gertrude Williamson 1929-8-22 s.n. Los Angeles Santa Catalina Island. Toyon Canyon. Comment
  CAS-BOT-BC234818  Lonicera subspicata Peter H. Raven 1956-6-17 9411 Los Angeles N.W. of Sunset Blvd. at Sepulveda Blvd. on slope sof Santa Monica Mts. Comment
  UCR277039  Lonicera subspicata R. G. Swinney 2010-5-25 12923 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  LA94327  Lonicera subspicata var. denudata A. M. Johnson; 1934-4-20 4439 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  CAS-BOT-BC198542  Lotus Joseph Andorfer Ewan; Nesta Ewan 1936-8-16 10098 Los Angeles Mt. Waterman summit, San Gabriel Mts. 2438 Comment
  RSA649907  Lotus argophyllus subsp. decorus Lori Ackerman, Gerald Braden 1988-4-22 11 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA406755  Lotus argophyllus subsp. ornithopus C. B. Liter, James A. Powell 1928-4-2 s.n. Los Angeles Santa Catalina Island. Back of Avalon. Comment
  SFV12388  Lotus grandiflorus D. L. Koutnik 1978-5-10 471 Los Angeles Santa Monica Mountains End of Corral Canyon Road. 732 Comment
  RSA135186  Lotus grandiflorus var. grandiflorus P. H. Raven 1960-5-21 15395 Los Angeles Along road to Saddle Peak 1.5 miles from Ferndale. 396 Comment
  RSA191178  Lotus heermannii var. heermannii R. F. Thorne 1967-7-19 37162 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1982 Comment
  UCR127194  Lotus humistratus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26280 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  JEPS55500  Lotus micranthus Frank W. Peirson 1919-5-18 436 Los Angeles Monrovia Canyon San Gabriel Mountains 426 Comment
  UCR178073  Lotus micranthus LeRoy Gross, Naomi Fraga 2002-5-16 542 Los Angeles Transverse Ranges; San Gabriel Moutains, Van Tassel road a short distance southeast of White Saddle, Angeles National Forest road survey of 2002 976 Comment
  SEINET6655526  Lotus nevadensis var. davidsonii Orlando Mistretta 1992-6-12 564 Los Angeles Transverse Ranges; San Gabriel Mtns region: Cow Canyon (Road 2N29 EA- from Saddle to 2nd main drainage).; 0 Comment
  RSA695554  Lotus salsuginosus var. salsuginosus Scott D. White, Brian Leatherman 2003-11-17 9856 Los Angeles Big Dalton Canyon, above Glendora; Big Dalton Canyon Road above reservoir. 518 Comment
  RSA279084  Lotus salsuginosus var. salsuginosus R. F. Thorne 1971-4-9 41517 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek 457 Comment
  UC1129129  Lotus scoparius F. H. Raymond 1930-1-29 67 Los Angeles Santa Ynez Canyon Calabasas Quad. 213 Comment
  UC1584241  Lotus scoparius var. scoparius Tim Ross and Steve Boyd 1990-6-6 2886 Los Angeles Piru Pond Los Padres National Forest, Liebre Mtn. U.S.G.S. 7.5' Quad. 644 Comment
  LA52438  Lotus strigosus Louis C. Wheeler; 1932-3-23 520 Los Angeles Santa Monica Mountains, Westwood, near UCLA campus 121 Comment
  RSA406315  Lotus strigosus Louis Greata 1901-03 s.n. Los Angeles Garvanza Comment
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Nov 25 2011
  UC1585944  Lotus strigosus Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7481 Los Angeles on n side San Gabriel Mts. (Co Rd N2) (Pine Canyon Rd along San Andreas Fault, on n side of rd); San Gabriel Mts., San Andreas Fault Comment
  LA52441  Lotus strigosus Zaitlin; 1951-4-8 Los Angeles Point Dume Comment
  RSA90385  Lotus strigosus F. W. Peirson 1919-2-12 97 Los Angeles Field near foot of Lukens Trail, San Gabriel Mountains. 610 Comment
  SEINET4035448  Lotus strigosus R. Moran 1941-1 610 Los Angeles Grassy slpe above sea, north of Wilson's Harbor, Santa Catalina Island. Comment
  RSA660434  Lotus unifoliolatus Orlando Mistretta 1992-6-23 613 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  UC200754  Lotus wrangelianus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  UCR200202  Lotus wrangelianus Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 902 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  CAS-BOT-BC201199  Lupinus P. A. Munz 1923-8-31 7674 Los Angeles Swartout [Swarthout] Valley, San Gabriel Mts. 2560 Comment
  SDSU19989  Lupinus albifrons S. H. Bullock 1968-5-30 163 Los Angeles Claremont, Foothill Blvd. at College Ave. 366 Comment
  NY42968  Lupinus albifrons var. douglasii J. B. Walker 1995-3-29 1293 Los Angeles Angeles National Forest, East Fork Rd, 3km E of junction with Gabriel Canyon Rd 600 Comment
  SBBG38748  Lupinus albifrons var. douglasii R. Moran 1941-3-13 704 Los Angeles mouth of Hermit Gulch 50 Comment
  SBBG95405  Lupinus albifrons var. douglasii M. B. Dunkle 1949-7-25 Los Angeles Coach Rd Comment
  SEINET2062551 Image available Lupinus albifrons var. eminens Norman C. Cooper 1945-5-1 2176 Los Angeles Tapia Park area, Santa Monica Mts. 304 Comment
  POM9817  Lupinus arbustus P. A. Munz 1921-6-17 4607 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  UCR271672  Lupinus benthamii R. G. Swinney 2011-5-31 14921 A Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UC185430  Lupinus bicolor Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UCR126249  Lupinus bicolor A. C. Sanders 2003-3-14 25782 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
  RSA590477  Lupinus bicolor T. S. Ross, Walter Appleby 1993-5-20 7207 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  UC1212158  Lupinus bicolor David Dunn 1941-3-29 938 Los Angeles one mi e Pomona; e of Pomona Comment
  RSA755882  Lupinus breweri R. G. Swinney 2008-7-24 9281 Los Angeles Waterman Mountain 2412 Comment
  CATA1581  Lupinus concinnus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2851 Los Angeles Santa Catalina Island: Upper end of road to Toyon Beach 381 Comment
  RSA0106880  Lupinus concinnus Steven A. Junak, Keri Kirkland 1998-5-2 SCA- 648 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 243 Comment
  RSA0091103  Lupinus elatus R. G. Swinney 2011-8-17 15645 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  SFV1881  Lupinus excubitus K. A. Wilson 1961-3-11 996 Los Angeles San Gabriel Mountains San Francisquito Canyon Road and Clearwater Canyon. 640 Comment
  CAS-BOT-BC205410  Lupinus excubitus var. austromontanus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  RSA599805  Lupinus excubitus var. austromontanus Steve Boyd, Lauren Raz 1997-3-25 9297 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  OBI74530  Lupinus excubitus var. hallii Bruce Berlin 2010-6-2 s.n. Los Angeles Puente Hills Comment
  SD82957  Lupinus excubitus var. johnstonii R. F. Thorne, M. Z. Thorne 1969-7-9 38503 Los Angeles Angeles National Forest: San Gabrial Mountains, summit of Table Mountain 2133 Comment
  RSA585763  Lupinus formosus var. formosus Orlando Mistretta 1995-7-11 1888 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  RSA413622  Lupinus formosus var. formosus L. C. Wheeler 1932-4-16 633 Los Angeles W. Fork Santa Anita Canyon, San Gabriel Mts. 762 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
  CAS-BOT-BC211685  Lupinus longifolius I. Johnston 1917-6-10 1337 Los Angeles Playa del Rey Comment
  CAS-BOT-BC211712  Lupinus longifolius Peter H. Raven 1959-5-3 12070 Los Angeles Along Mulholland Drive, 0.5 miles east of Beverly Glen Boulevard, Santa Monica Mountains 381 Comment
  CAS-BOT-BC211725  Lupinus longifolius Charlotte M. Hoak 1933-7-1 s.n. Los Angeles Pacific Palisades, Santa Monica Comment
  LA200480  Lupinus longifolius Carl Epling; N. Dunn 1931-5-30 sn Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  POM2422  Lupinus longifolius Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  RSA0061217  Lupinus longifolius Daisie Huang 2008-4-6 08040602 Los Angeles Deer Creek Road, right off of PCH. Malibu. 17 Comment
  RSA39570  Lupinus longifolius Theodore Payne 1948-5-15 12285 Los Angeles Palos Verdes Comment
  RSA414844  Lupinus longifolius E. S. Spalding 1923-3-21 s.n. Los Angeles Exposition park, Los Angeles Comment
  RSA529893  Lupinus longifolius T. S. Ross 1991-8-16 5797 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  SEINET10838226  Lupinus longifolius David B. Dunn 1956-6-29 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR183984  Lupinus microcarpus A. C. Sanders 2007-4-19 33435 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR78131  Lupinus microcarpus Wandalee Thompson 1964-4-14 13 Los Angeles Transverse Range; Liebre Mtns., Mouth of Richardson Canyon, 2 miles west of Three Points on N-2 (Pine Canyon Road) 1128 Comment
  UCR95271  Lupinus microcarpus var. densiflorus T. S. Ross, J. M. Porter 1995-5-4 8474 Los Angeles Transverse Range, Texas Canyon: c. 3.6 road miles NE of Bouquet Canyon Road 683 Comment
  RSA659048  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-16 1349 Los Angeles W edge Antelope Valley, Ca. 198 3.1 mi W jct. Co. Rd. N2 5.6 mi W Gorman Post Rd and I5. Comment
  SEINET10973348  Lupinus odoratus David B. Dunn 1947-4-16 Dunn 2944 Los Angeles Along power line 5 mi e and 2 mi s of palmdale. Comment
  RSA616719  Lupinus peirsonii L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns.: Big Rock Creek at Angeles Crest Hwy. 2164 Comment
  SBBG122523  Lupinus sparsiflorus R. Burgess, C. Davis, B. Meiners, P. Munro 1999-4-17 3239 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk, above second narrows 457 Comment
  RSA29233  Lupinus sparsiflorus subsp. sparsiflorus Joseph A. Ewan 1933-04 10909 Los Angeles Higgins Canyon. Santa Monica Mts. 457 Comment
  RSA0019305  Lupinus succulentus Doris Bowers 1967-5-21 384 Los Angeles Palos Verdes Peninsla 305 Comment
  RSA0083869  Lupinus succulentus Walter Stuart 1948-2-19 19 Los Angeles Collected from a cultivated orchard on Base Line 4 miles northeast of San Dimas. Only 2 plants were found. 335 Comment
  SEINET10489017  Lupinus succulentus David B. Dunn 1947-3-19 Dunn 2926 Los Angeles Collected n side of welshire 1/2 block e of manning in a vacant lot. Farther Back on the lot. Comment
  LA52455  Lupinus truncatus Carl Epling; 1931-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA182751  Lupinus truncatus J. Massey 1966-3-26 1131 Los Angeles Cobal Canyon, 0.25 miles from entrance. Comment
  SBBG94231  Lupinus truncatus F. R. Fosberg 1931-3-25 4374 Los Angeles Hamilton Cyn, near top of S Wall 100 Comment
  UC16027  Lupinus truncatus J. H. Barber 1897-3-21 295 Los Angeles Soldier's Home Comment
  UC575011  Lupinus truncatus E. Lloyd 1933-3-25 Los Angeles Mandeville Canyon; Sta. Monica Mts., Mandeville Canyon Comment
  RSA747678  Luzula comosa var. laxa R. G. Swinney 2001-9-15 8136 Los Angeles Lily Spring, N slope of Mt. Hawkins , 7.5 air miles W SW of Wrightwood, 2561 Comment
  RSA780138  Lycium parishii Larry Hendrickson 2010-2-14 4429 Los Angeles Anza-Borrego Desert State Park: Tierra Blanca Mountains, in Indian Gorge, 7.4 air miles SE of intersection of County Road S-2 and access road to Agua Caliente Regional Park, and 0.8 mile W of S-2 275 Comment
  UC1244219  Lyonothamnus floribundus subsp. aspleniifolius Peter H. Raven 1962-5-9 17682 Los Angeles steep canyon wall near head of canyon above Mosquito Cove; San Clemente Island 274 Comment
  CATA1001  Lysimachia arvensis Mark L. Hoefs 1994-7-18 1881 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  RSA0034760  Lythrum californicum Louis Cutter Wheeler 1932-7-9 953 Los Angeles Rogers Canyon, San Gabriel Mts. 441 Comment
  CAS-BOT-BC343702  Madia elegans Timothy S. Ross; Steve Boyd 1994-6-23 8030 Los Angeles Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  SBBG31144  Madia gracilis R. F. Thorne 1966-4-28 36248 Los Angeles Hay Press area [Haypress] 426 Comment
  RSA561591  Madia gracilis Steve Boyd, Orlando Mistretta 1993-6-3 8178 Los Angeles Western San Gabriel Mountains: north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons, 1/4 mile NE of May Canyon saddle. 915 Comment
  RSA646965  Maianthemum stellatum Orlando Mistretta 1993-7-6 924 Los Angeles Buckhorn Canyon, near exit to Buckhorn Canyon Campground. Comment
  CAS-BOT-BC230896  Malacothamnus davidsonii Louis C. Wheeler 1933-8-5 2053 Los Angeles 2 mi. NW Roscoe, San Fernando Valley 274 Comment
  RSA753965  Malacothamnus davidsonii A. Edwards, K. Oldehoeft 2009-4-29 130 Los Angeles Transverse Ranges; San Gabriel Mts. Region: Gentle N-facing slope above southern bank of Big Tujunga Wash and below dirt equestrian trail. Just upstream/east of Hansen Dam. 290 Comment
  RSA433329  Malacothamnus fasciculatus Robert Gustafson 1981-5-13 2212 Los Angeles Ballona Wetlands, Area 1 northeastern sector of Area 1, just below the berm that runs paralleling the channel Comment
  UCR124452  Malacothamnus fasciculatus I. W. Clokey, B. C. Templeton 1929-1 4553 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA609143  Malacothamnus fasciculatus var. laxiflorus Louis C. Wheeler 1932-6-18 837 Los Angeles San Dimas Wash 381 Comment
  CAS-BOT-BC206373  Malacothamnus fremontii John Thomas Howell 1947-7-18 23413 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA737841  Malacothamnus fremontii LeRoy Gross, Duncan S. Bell 2008-5-27 3423 Los Angeles East of Mill Creek, and Angeles Forest Highway. Southwest of Mill Creek summit. Along Road (4N18.1). 1402 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
  RSA617468  Malacothamnus marrubioides Scott D. White, Pam DeVries 1998-6-23 6758 -A Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  UCR187179  Malacothrix californica A. C. Sanders 2006-4-21 32143 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  CAS-BOT-BC345407  Malacothrix clevelandii H. D. Ripley; R. C. Barneby 1943-5-11 5197 Los Angeles Mint Canyon 822 Comment
  CAS-BOT-BC520318  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 Los Angeles San Gabriel Mountains: Acton, 0.7 road mi SE of jct of Soledad Canyon Rd & Crown Valley Rd., 0.3 mi E of Crown Valley Rd on dirt Rd below US Forest Service boundary 829 Comment
  POM9100  Malacothrix clevelandii P. A. Munz, R. D. Harwood 1920-5-2 3830 Los Angeles San Dimas Canyon. 457 Comment
  POM362303  Malacothrix glabrata Anstruther Davidson 1895-5-8 s.n. Los Angeles Lancaster. Comment
  RSA710540  Malacothrix glabrata LeRoy Gross 2005-5-3 2186 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
  UCD134415  Malacothrix glabrata Michael Alvord; Marc Blain, Mark Meyers 1993-5-1 34 Los Angeles City of Llano, Mojave Desert, 0.4 mile south of Hwy 138, on Largo Vista Road, west side of road. 825 Comment
  UCR117112  Malacothrix saxatilis A. C. Sanders, D. Malueg 2001-5-17 24343 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  RSA922  Malacothrix saxatilis var. tenuifolia J. T. Howell 1928-6-29 995 Los Angeles Neaar Santa Monica 76 Comment
  CAS-BOT-BC167857  Malosma laurina 1902-8-6 5028 Los Angeles Avalon Comment
  UCR213334  Malva neglecta Justin M. Wood 2009-4-22 524 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  RSA608878  Malva parviflora Louis C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  CAS-BOT-BC8192  Malvastrum clementinum Philip Alexander Munz 1923-4-9 6684 Los Angeles San Clemente Island. Canyon running from Lemon Tank. Comment
  UCR139373  Malvella leprosa I. M. Johnston 1917-6-10 1315 Los Angeles South Coast, Ballona Creek near Mesmer Comment
  RSA433879  Malvella leprosa F. R. Fosberg 1930-6-26 s- 3017 Los Angeles Lower Ballona Creek 8 Comment
  SBBG95934  Marah macrocarpa M. B. Dunkle 1939-11-24 7352 Los Angeles San Clemente Island Comment
  SDSU5844  Marah macrocarpa R. M. Beauchamp 1967-1-27 107 Los Angeles San Clemente Island. Comment
  SEINET157236  Marrubium vulgare K. Devine, C. Devine, S. McNabb 2005-7-25 49 Los Angeles Hollywood Hills in Beverly Hills.Tree People Conservation area where Coldwater Canyon Dr. and Mulholland Dr. meet. 182 Comment
  RSA0036163  Marrubium vulgare Bill Duval s.n. Los Angeles Montrose. 60 Comment
  RSA409820  Marrubium vulgare Ida Lou Sayler 1942-4-17 s.n. Los Angeles San Marino. Comment
  CHSC95370  Matricaria discoidea LeRoy Gross 2001-5-28 412 Los Angeles Los Angeles Basin region: Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. Along dirt road heading of a water tank east end of ridge running between Henderson and Engleheard Canyons, on northwest facing side of ridge. 488 Comment
  POM229074  Meconella denticulata Florence J. Youngberg 1937-4-29 s.n. Los Angeles San Dimas Canyon. 610 Comment
  UCR271919  Medicago polymorpha R. G. Swinney 2010-3-24 12048 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
  RSA258360  Medicago polymorpha C. W. Tilforth 1972-4-20 507 Los Angeles Screen House Comment
  UCR223266  Medicago sativa R. G. Swinney 2009-8-19 11458 Los Angeles Transverse Range; San Gabriel Mtns., confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  SD30967  Medicago sativa Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills, roadside Comment
  SEINET11810119  Melampodium perfoliatum S. B. Parish, Parish, W. F. 1882-1 1171 Los Angeles Los Angeles city Comment
  RSA681337  Melia azedarach LeRoy Gross, Valerie Soza 2003-5-15 920 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  CAS-BOT-BC281512  Melica imperfecta Timothy S. Ross; Steve Boyd 1991-4-25 4600 Los Angeles San Gabriel Mts: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft elev) 557 Comment
  RSA0091111  Melica imperfecta R. G. Swinney 2011-4-28 14545 Los Angeles north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  RSA654641  Melica imperfecta Fred Brooks, P. Sobkowiak 1988-4-23 18 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA656165  Melica imperfecta Joseph M. Keefe 1977-6-11 22154 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km south of Camp Max Straus. 427 Comment
  RSA747857  Melica imperfecta Scott D. White, Justin M. Wood 2009-5-6 12678 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA87337  Melica imperfecta F. W. Peirson 1922-5-30 5365 Los Angeles Dawn Station, Mt. Lowe, San Gabriel Mountains. Comment
  SD69507  Melica imperfecta Robert F. Thorne 1966-4-5 35825 Los Angeles Santa Catalina Island, Cape Canyon 274 Comment
  UCR65262  Melica imperfecta F. R. Fosberg 1931-3-19 S- 4307 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon 10 Comment
  SBBG31146  Melilotus albus R. F. Thorne 1966-4-29 36268 Los Angeles rd to Ben Weston Beach 60 Comment
  SD69560  Melilotus albus Robert F. Thorne 1966-4-29 36268 Los Angeles Santa Catalina Island, along the road to Ben Weston Beach 60 Comment
  POM348165  Melilotus albus Edith Allen 1939-7-27 s.n. Los Angeles Playa del Rey. Comment
  RSA652193  Melilotus albus R. Evans 1951-4-27 s.n. Los Angeles 3/4 mile south of Puddingstone on Puddingstone Rd. Comment
  UCR271824  Melilotus indicus R. G. Swinney 2010-3-24 12068 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
  SD30973  Melilotus indicus Edith A. Purer 1931-4-28 1757 Los Angeles Palos Verdes Hills Comment
  RSA639842  Mentha Sandy Leatherman, Brian Daniels 1998-10-27 53 Los Angeles Liebre Mountains: Bouquet Canyon, adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north Esguerra Road. 488 Comment
  UCR95491  Mentha X villosa Steve Boyd, Lauren Raz 1996-9-24 8941 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  RSA440351  Mentzelia affinis T. S. Clare 1930-4-7 s.n. Los Angeles Sandberg. Comment
  SEINET3154979  Mentzelia affinis E. Braunton 866 Los Angeles Playa del Rey Comment
  RSA0097782  Mentzelia congesta R. G. Swinney 2011-4-26 14521 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  RSA0068453  Mentzelia laevicaulis R. G. Swinney 2010-3-30 12117 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA640326  Mentzelia laevicaulis Louis C. Wheeler 1931-8-10 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 854 Comment
  SBBG98857  Mentzelia laevicaulis E. R. Blakley 1991-11-20 7465 Los Angeles Canton Cyn, NE of Piru Lake 609 Comment
  UCR186671  Mentzelia laevicaulis T. B. Salvato, Sarah Flack 2007-8-8 3031 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  JEPS42852  Mentzelia laevicaulis var. laevicaulis F. W. Peirson 1918-6-16 121 Los Angeles San Gabriel Mts., Rock Creek Comment
  SBBG20533  Mentzelia micrantha E. R. Blakley 1963-12-7 6373 Los Angeles 200 yds SE of new air strip 60 Comment
  UC1583151  Mentzelia micrantha Tim Ross, Steve Boyd 1990-5-14 2473 Los Angeles Tujunga Ranger District San Gabriel Mountains, Yerba Buena Ridge, Angeles National F; NE 1/4 SW 1/4 1121 Comment
  UCR219399  Mentzelia micrantha R. G. Swinney 2009-3-31 10226 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  RSA596269  Mentzelia micrantha R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, N of the road, 0.6 mi. E of Glendora Mtn. Rd.; 20 Yards north of road. 412 Comment
  RSA225988  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1971-6-29 40691 -b Los Angeles ca. 3.6 miles down Aliso Canyon from junction with Angeles Forest Rd. 945 Comment
  SEINET6944408  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  CAS-BOT-BC435283  Mesembryanthemum nodiflorum J. C. Nevin 1890-1-1 s.n. Los Angeles San Clemente Island Comment
  RSA004508B  Micropus californicus var. californicus Fay A. MacFadden 1931-04 3181 Los Angeles Verdugo Mountains: La Tuna Canyon 335 Comment
  UCR186895  Microseris douglasii A. C. Sanders 2006-4-14 32051 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  JEPS35695  Microseris douglasii subsp. douglasii W. L. Jepson 1939-4-14 19104 Los Angeles Russell Valley Russell Valley (w Los Angeles County) Comment
  UCR184108  Microseris lindleyi A. C. Sanders, T. B. Salvato 2007-4-24 33487 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  UCR189271  Microseris lindleyi R. G. Swinney 1998-5-16 6083 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UCR189389  Microseris lindleyi R. G. Swinney 1998-6-12 6188 Los Angeles San Gabriel Mountains, southwest of Pinon Hills, 0.2 mi due east of reservoir at mouth of Mescal Canyon [along Table Mountain Road] 1448 Comment
  RSA660406  Microseris lindleyi Orlando Mistretta 1992-5-21 363 Los Angeles Right Star Mine, S of Acton. Comment
  RSA770895  Microseris linearifolia R. F. Thorne 1965-5-10 34483 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA578962  Microsteris gracilis T. S. Ross, S. D. Boyd 1994-5-11 7780 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA60286  Mimulus aurantiacus G. R. Campbell 1948-5-13 580 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  UC1922481  Mimulus aurantiacus Valerie Soza, Miriam Sidibeh 2003-3-26 1617 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCD122222  Mimulus aurantiacus A. C. Sanders; D. Malueg 1998-6-22 22028 Los Angeles San Gabriel Mtns. La Canada, SCE Gould Substation off Hwy 2, Gould Canyon. 595 Comment
  RSA657218  Mimulus aurantiacus Erinn Wilson 1996-4-26 35 Los Angeles G-Canyon CPU Foundation. Comment
  RSA151198  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-7-11 18001 Los Angeles on hot rocky wall near head of Twin Canyon, San Clemente Island 427 Comment
  HSC20776  Mimulus aurantiacus var. pubescens David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  JEPS17964  Mimulus aurantiacus var. pubescens George B. Rossbach 1955-6-20 503 Los Angeles about 2 mi n Mill Creek Summit (Los Angeles Crest Highway (Route 2), near Aliso Canyon Road) 1219 Comment
  RSA442661  Mimulus aurantiacus var. pubescens A. Menke 1955-4-23 s.n. Los Angeles San Francisquito Canyon. Comment
  UC943859  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-10 1913 B Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  POM243750  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-1 S- 4434 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 60 Comment
  UCR205225  Mimulus bigelovii R. G. Swinney 2008-5-2 8723 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  RSA0110501  Mimulus brevipes R. G. Swinney 2011-6-7 15086 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA420677  Mimulus cardinalis F. R. Fosberg, Joseph A. Ewan 1931-8-12 5021 Los Angeles Windy Camp Spring, Mt. Islip 2287 Comment
  POM8267  Mimulus cardinalis P. A. Munz, D. R. Harwood 1920-5-16 3963 Los Angeles Santa Monica 15 Comment
  UCR276972  Mimulus floribundus R. G. Swinney 2010-6-1 13136 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA0083158  Mimulus guttatus R. G. Swinney 2010-8-9 13476 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  RSA442752  Mimulus guttatus Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Creek, Mojave Desert. Comment
  SBBG126129  Mimulus latidens A. C. Sanders 2005-5-11 30131 Los Angeles Plum Cyn, SW of Cruzan Mesa on bench on N side of cyn 573 Comment
  RSA434678  Mimulus pilosus Freda Detmers 1928-9-30 14930 Los Angeles San Gabriel Canyon Comment
  RSA599276  Minuartia douglasii Steve Boyd, Lauren Raz 1997-3-31 9412 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA423579  Minuartia nuttallii subsp. gracilis Fred Burlew 1916-08 3139 Los Angeles Mt. San Antonio Comment
  CLARK-A1528-1380  Mollugo verticillata John C. Roos 1939-6-21 920 Los Angeles Pasadena Comment
  UC1584902  Monardella australis subsp. cinerea Tim Ross, Steve Boyd 1991-7-24 5594 Los Angeles near Pacifico Mountain Road x Roundtop Truck Road intersection; Pacifico Mtn. USGS 7.5 quad., Grantite Mountain vicinity 1901 Comment
  CHSC5096  Monardella breweri subsp. lanceolata M. MacArthur 1967-7-16 81 Los Angeles Charlton flat ca. 1 mi from Angeles Crest hwy., below parking area #12, Angeles National Forest, San Gabriel Mtns. 1524 Comment
  UCSB41716  Monardella exilis Collins, Elizabeth 1977-5-21 Los Angeles Lovejoy Butte, .3 miles north of Palmdale Blvd. at 158th St. east Comment
  RSA0115687  Monolopia lanceolata Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  CAS-BOT-BC444848  Montia fontana Louis C. Wheeler 1934-3-3 2387 Los Angeles Puddingstone Dam, San Jose Hills 304 Comment
  JEPS26608  Mucronea californica Peter Kamb 1948-6-26 1120 Los Angeles near Sunland; Tujunga Wash 350 Comment
  RSA512026  Muhlenbergia californica L. C. Wheeler 1967-7-30 s.n. Los Angeles San Gabriel Mountains. Trail Canyon, vicinity of falls near confluence with McKinley Canyon. 732 Comment
  CAS-BOT-BC275322  Muhlenbergia microsperma Joseph Andorfer Ewan 1932-3-5 7027 Los Angeles Mandeville Canyon rim, Santa Monica Mountains 365 Comment
  RSA228903  Muhlenbergia richardsonis R. F. Thorne 1971-8-25 41271 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA0073592  Muilla maritima Orlando Mistretta, Christine Mistretta 2005-4-21 2062 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA0091354  Muilla maritima R. G. Swinney 2011-6-15 15160 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  UCR206261  Muilla maritima R. G. Swinney 2008-6-4 8940 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 0.2 mi. north of park headquarters/nature center 1430 Comment
  RSA377601  Muilla maritima Thekla Mohr s.n. Los Angeles Eaton Canyon. Comment
  SD51842  Munzothamnus blairii Peter H. Raven 1962-7-11 17992 Los Angeles San Clemente Island; canyon north of station Nanny, northeast of Lemon Tank. Comment
  UCR91386  Myoporum laetum Scott D. White 1995-3-15 2575 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
  SD139748  Myriopteris newberryi Jon Rebman 1996-4-28 3101 Los Angeles San Clemente Island: Eagle Canyon on southeast side of island 149 Comment
  SFV2972  Nama californicum M. L. Vincent 1960-6-23 75 Los Angeles San Gabriel Mountains Big Pine camping area. Bald Flat Road, 0.5 miles from Highway 138. 1829 Comment
  POM353180  Nassella cernua Robert Gustafson 1978-6-1 978 Los Angeles Off dirt road leading into Hungry Valley, ca. .2 mile from the junction with thepaved 2-lane Peace Valley Rd., west of Gorman. 1220 Comment
  SBBG77211  Nassella cernua F. R. Fosberg 1931-3-19 4308 Los Angeles Hamilton Cyn near Avalon 10 Comment
  RSA589324  Nassella lepida Timothy S. Ross, Mark Elvin, Jennifer Stone 1995-5-19 8581 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  SBBG98678  Nassella pulchra T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5077 Los Angeles lower Wilson Cove Cyn; draw SW of and above pier operations 15 Comment
  UC185563  Nassella pulchra T. S. Brandegee 1894-8-25 Los Angeles San Clemente Id. Comment
  OBI35698  Nasturtium officinale Rebecca Cicoria 1982-5-8 74 Los Angeles Palos Verdes Peninsula: Purple Cyn, Rolling Hills Comment
  RSA550379  Nasturtium officinale Timothy S. Ross 1992-7-10 6668 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  UC1124087  Navarretia hamata A. E. Wieslander 1931-2-2 152 Los Angeles Azusa Wash Pomona Quad. 121 Comment
  JEPS14736  Navarretia prostrata J. C. Nevin May, 1882 Los Angeles Wilmington Comment
  RSA36203  Navarretia prostrata Frank W. Gould 1944-4-15 2291 Los Angeles Near junction of Sepulveda Blvd. and W. Railroad, Manhattan Beach vicinity Comment
  RSA660395  Nemacladus sigmoideus Orlando Mistretta, Peter L. Morrell 1992-6-19 600 Los Angeles Angeles National Forest. On Arroyo Seco District. OHV Survey. Along Angeles Forest Hwy. Comment
  RSA608053  Nemophila menziesii Louis C. Wheeler 1931-2-7 s.n. Los Angeles Sargent's Grove. Comment
  RSA652199  Nemophila menziesii Jeanne Bellemin 1969-5-10 s.n. Los Angeles Evey Can. off Baldy Rd. Comment
  RSA588054  Nemophila menziesii var. menziesii Orlando Mistretta 1994-4-15 1048 Los Angeles Santiago canyon: W slopes of drainage near confluence with Little Rock Creek. 1113 Comment
  LA52034  Neogaerrhinum kelloggii Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM126670  Nepeta cataria R. L. Pendleton 1908-7-3 1391 Los Angeles Santa Catalina Island, Chicken John s Ranch. 229 Comment
  CAS-BOT-BC231564  Nicotiana glauca J. H. Thomas 1956-9-29 6460 Los Angeles Pasadena. Behind Devil's Gate Dam Comment
  LA45881  Nicotiana glauca A. L. Beatty; 1940-4-15 sn Los Angeles Mint Canyon Comment
  SFV20791  Nicotiana glauca L. Gross 2003-2-22 746 Los Angeles Verdugo Mountains South side of Verdugo Mountains a short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetary and north of debris basin. Next to road on west side of canyon. 287 Comment
  UCR124389  Nicotiana glauca I. W. Clokey, B. C. Templeton 1929-1 4583 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  SD90383  Nuttallanthus texanus Robert F. Thorne 1973-4-11 42787 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon 427 Comment
  CAS-BOT-BC167056  Oenothera californica Ynez Whilton Winblad 1937-4-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  CAS-BOT-BC167048  Oenothera californica W. R. Dudley; F. H. Lamb 1896-6-9 4408 Los Angeles Elizabeth Lake [Canon] Canyon, near [Lovell's] Lovell, Liebre Mountains Comment
  CAS-BOT-BC167070  Oenothera californica R. F. Thorne; M. Z. Thorne 1969-7-10 38444 Los Angeles San Gabriel Mts., Angeles National Forest: c. 1 miles W of Wrightwood 1950 Comment
  RSA736165  Oenothera dentata Rosemarie Zimmermann 1964-5-1 340 Los Angeles E side Hwy 99, 1 miles S of Labor ledge S of Castar Lake. Tehachapi, San Joanquin Valley. 1265 Comment
  POM355636  Oenothera primiveris subsp. bufonis G. R. Johnstone 1932-4-24 s.n. Los Angeles 16 miles E of Palmdale. Mojave Desert. 1067 Comment
  UCR205880  Olea europaea A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37085 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  CATA1882  Ophioglossum californicum Lauren K. Danner, Jenny McCune 2005-3-1 Los Angeles Santa Catalina Island: Roughly half way between Black Jack Mountain and the aiport, to the northwest (315 deg. ) of Black Jack, ca. 40 m from streambed, found in oak releve #126, population is ca. 25m from reference corner which is a rusty T-post with a silver tag reading 2466 360 Comment
  RSA605910  Opuntia basilaris var. brachyclada L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  RSA774747  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11164 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  RSA799967  Opuntia basilaris var. treleasei Pam De Vries 2013-5-26 7814 Los Angeles Tehachapi Mountains/Western Transverse Range (Groman Hills): About 4.0 air mi SE of the town of Gorman, 0.5 air mi NNE of the Quail Lake Road off ramp on the I5. Hills east of Gorman Creek, west of Gorman Post Road. 1032 Comment
  RSA239481  Opuntia littoralis E. R. Blakley 1962-6-10 5248 Los Angeles San Clemente Island. At mouth of canyon half-way between Eel Point and Seal Cove. Comment
  POM214687  Opuntia oricola F. R. Fosberg 1932-7-15 8614 Los Angeles San Pedro Hills. Comment
  RSA0029607  Opuntia phaeacantha var. piercei F. R. Fosberg 1932-7-17 8610 Los Angeles Camp Baldy. Comment
  CATA320  Orobanche fasciculata Mark L. Hoefs, A. Douglas Propst 1973-6-5 348 Los Angeles Santa Catalina Island: South-facing slope of Mt. Orizaba, above Sweetwater 457 Comment
  RSA0066444  Orobanche fasciculata Louis E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest. Comment
  LA200981  Orobanche parishii Carl Wishner; 1993-7-25 2149 Los Angeles 200.0 Comment
  RSA151015  Orthocarpus purpurascens Peter H. Raven 1962-3-27 16996 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  POM12329  Orthocarpus purpurascens var. pallidus F. L. Robinson 1921-5-18 80 Los Angeles Claremont. Comment
  CAS-BOT-BC355761  Osmadenia tenella Geo. B. Grant 1904-5-24 125 /6269 Los Angeles Pasadena Comment
  UCR194166  Osmorhiza chilensis R. G. Swinney 1998-7-29 6554 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  RSA755630  Oxytheca caryophylloides R. G. Swinney 2008-7-15 9213 Los Angeles Winston Peak. 2275 Comment
  RSA732923  Oxytheca parishii var. parishii R. G. Swinney 1999-8-16 7636 Los Angeles San Gabriel Mtns.:Grandview Canyon, c. 100 m north of Big Pines Highway at All Nations Camp. 1695 Comment
  RSA21781  Packera breweri C. B. Wolf 1937-5-20 8742 Los Angeles Tehachapi Mts., 1 mi. so. of Tejon Pass on Hungry Valley Road. 1280 Comment
  RSA473028  Packera ionophylla Anstruther Davidson 1893-7-6 s.n. Los Angeles Big Rock Creek 1371 Comment
  SEINET3159606  Paeonia brownii M. E. Jones 1882-5-3 2615 Los Angeles Pasadena Comment
  RSA434237  Paeonia californica Donald R. Bissing 1973-5-4 56 Los Angeles Evey Canyon, 0.3 mile from canyon mouth. 744 Comment
  RSA434247  Paeonia californica Freda Detmers 1929-2-2 s.n. Los Angeles Verdugo Hills, Glendale. Comment
  RSA434253  Paeonia californica Ora M. Clark 1929-3-24 1777 Los Angeles Santa Susanna Mtns. [County: Los Angeles or Ventura] Comment
  UCSB11513  Paeonia californica Haines, Bruce 1962-3-11 Los Angeles 5 miles North of the Pacific Ocean on California highway 27, Topanga 274 Comment
  RSA608523  Paeonia californica Louis C. Wheeler 1930-3-29 19 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCD88153  Panicum antidotale P. B. Dickey 1939-7-26 711 Los Angeles Lompoc. From Hollister plots. 853 Comment
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Oct 3 2016
  SEINET10891655  Papaver somniferum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2585 Los Angeles City of San Gabriel. Howie's Ranch Market, 6580 N. San Gabriel. Comment
  SBBG101139  Parapholis incurva T. Ross 1992-4-14 6183 Los Angeles Lemon Tank Rd, ca. 25 m ESE of its intersection with the main N-S island rd 341 Comment
  SD51931  Parapholis incurva Peter H. Raven 1962-4-11 17276 Los Angeles San Clemente Island; around depressions in sandy beach, due west of Wall 2 20 Comment
  UC1587727  Parapholis incurva Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5135 Los Angeles 550 ft ssw of the 924' BM at the e end of the old airfield landing strip San Clemente Island 279 Comment
  CAS-BOT-BC413372  Parietaria hespera var. californica Geo. B. Grant 1900-3-28 s.n. Los Angeles Avalon Comment
  UCR76423  Parietaria hespera var. hespera T. S. Ross 1992-4-14 6152 Los Angeles Channel Islands, San Clemente Island: central E side of the island; just below the mouth of Nanny Canyon 137 Comment
  POM47582  Paspalum dilatatum I. M. Johnston 1924-8-29 s.n. Los Angeles 1 mile S of Whittier Comment
  SBBG57144  Paspalum distichum M. N. Ackley -Sep-1928 59 Los Angeles Avenue 45, Yellow Car line, Los Angeles 60 Comment
Read comments
May 7 2015
  SBBG57146  Paspalum distichum R. Hoffmann 1927-8-30 Los Angeles Santa Clara River near Castaic Comment
  UCR117411  Passiflora caerulea Chet McGaugh 1999-12-20 s.n. Los Angeles Puente Hills, La Mirada Creek, just below Hacienda Country Club on east road in golf course, La Habra Heights 171 Comment
  OBI34032  Passiflora caerulea Mark Schneider 1973-5-16 29 Los Angeles Pierce College horticulture area, cultivated Comment
  RSA0025062  Pectocarya anisocarpa A. C. Sanders, Andy Thompson 2003-4-15 26015 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, disturbed alluvial flat, ca. 500 ft. south of Magic Mountain Theme Park. 351 Comment
  RSA588302  Pectocarya linearis subsp. ferocula Orlando Mistretta 1994-4-15 1036 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1036 Comment
  RSA616160B  Pectocarya linearis subsp. ferocula Valerie L. Soza 1998-5-3 86 -B Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  RSA527655  Pectocarya linearis subsp. ferocula Steve Boyd, Tim Ross, Laurel Arnseth 1990-4-8 4375 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA316356  Pectocarya penicillata R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54975 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  SEINET3152890  Pectocarya penicillata G. B. Grant 1906-4-10 914 Los Angeles Pasadena Comment
  UC517558  Pectocarya penicillata John Thomas Howell 1928-3-20 3460 Los Angeles Griffith Park, Vermont Canyon Comment
  UCR126859  Pectocarya recurvata A. C. Sanders 2003-4-29 26180 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  POM4361  Pedicularis densiflora G. Bragg s.n. Los Angeles Mts. above Claremont. Johnson. Comment
  RSA425329  Pedicularis semibarbata G. R. Johnstone 1928-6-10 s.n. Los Angeles Mt. San Antonio: N slope just beyond saddle, near Sierra Club cabin. Comment
  UCR272855  Pedicularis semibarbata R. G. Swinney 2011-8-5 15590 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  CAS-BOT-BC67712  Pellaea andromedifolia J. H. Thomas 1949-2-22 6 Los Angeles San Clemente Island - near north-east end of island. 38 Comment
  RSA0060872  Pellaea andromedifolia R. G. Swinney 2010-6-8 13199 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  SBBG20543  Pellaea andromedifolia E. R. Blakley 1963-12-7 6343 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  CHSC95769  Pellaea mucronata subsp. californica LeRoy Gross; Michael Denslow 2003-6-4 985 Los Angeles Transverse Ranges; San Gabriel Mountains region: Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. UTM Zone: 3802412N 0421876E. 1936 Comment
  RSA640136  Pellaea mucronata subsp. californica L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, Little Rock Creek; Will Thrall Park. 1921 Comment
  UCR49210  Penstemon X parishii Kathy Harper 1987-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy, between Las Virgenes Valley Overlook and Yerba Buena Rd. At overlook Comment
  UCR141035  Penstemon centranthifolius June Latting, Ted Hanes, et al 1977-10-15 s.n. Los Angeles San Gabriel Mountains, fuelbreak below Chilao Flat, Angeles Crest 1659 Comment
  UCR271460  Penstemon centranthifolius R. G. Swinney 2011-6-14 15156 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 1671 Comment
  UCSB6160  Penstemon centranthifolius 1940-7-1 Los Angeles San Dimas Exp. Forest; road below Sunset Peak Comment
  RSA188500  Penstemon grinnellii subsp. grinnellii Robert F. Thorne, John Olmsted 1965-8-26 35356 Los Angeles San Gabriel Mountains; Angeles National Forest, near top of Blue Ridge SE of Holiday Hill Ski Lift 2561 Comment
  NY601209  Penstemon grinnellii var. grinnellii A. D. E. Elmer 06 1902 3615 Los Angeles Acton Comment
  RSA407919  Penstemon heterophyllus A. M. Johnson 1934-5-4 4451 Los Angeles Santa Monica Mtns: Sepulveda Canyon, base of cliff, among shrubbery; not common Comment
  RSA407913  Penstemon heterophyllus var. australis Louis C. Wheeler 1933-6-17 1871 Los Angeles Mouth of Palmer Canyon, San Gabriel Mountains. 488 Comment
  POM210819  Penstemon labrosus Victor Duran 1933-7-19 3519 Los Angeles Buckhorn, San Gabriel Mountains. 1982 Comment
  POM175367  Penstemon rostriflorus Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Ridge between Mt. Islip and north Baldy Peak, San Gabriel Mountains. Comment
  RSA585769  Penstemon rostriflorus Orlando Mistretta 1995-7-11 1882 Los Angeles San Gabriel Mountains: Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  SD197932  Penstemon rostriflorus R. G. Swinney 2005-8-11 8455 Los Angeles Big Rock Creek at Paradise Springs. 1438 Comment
  NY130530  Penstemon ternatus subsp. septentrionalis L. Abrams 1908-6-19 394 Los Angeles Oakgrove Canyon, Liebre Mountains. 1066.8 Comment
  RSA0070817  Pentagramma triangularis T. S. Ross, Steve Boyd 1990-5-31 2742 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA0070824  Pentagramma triangularis Tim Ross, Steve Boyd 1993-5-23 7236 Los Angeles Lower, easterly ridge of Red Mountain, on northerly slope ca. 380 m SE of the saddle between Ruby and Clearwater Canyons. 963 Comment
  RSA0062914  Pentagramma triangularis Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4858 Los Angeles Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna. Liebre Mountains. 1118 Comment
  SFV14727  Pentagramma triangularis J. C. Dittes, P. Dittes 1989-10-28 14 Los Angeles San Gabriel Mountains West Fork of the San Gabriel River. 671 Comment
  SBBG96788  Peritoma arborea T. Ross, S. Boyd 1990-6-6 2883 Los Angeles W of Piru Ponds 644 Comment
  CAS-BOT-BC73739  Peritoma arborea var. globosa Rimo Bacigalupi 1925-4-19 1179 Los Angeles Crane Lake alond Ridge Route Comment
  POM158295  Perityle emoryi M. B. Dunkle 1928-4-29 1902 Los Angeles Little Harbor, Santa Catalina Island. 9 Comment
  RSA471844  Perityle emoryi F. R. Fosberg 1931-4-3 681 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Rd. 5 Comment
  RSA660436  Phacelia austromontana Orlando Mistretta 1992-6-19 596 Los Angeles Angeles National Forest; Timber Mountain, San Gabriel Mountains. Comment
  UC147941  Phacelia brachyloba C. F. Baker 1909-5-15 5337 Los Angeles mts. near Claremont Comment
  RSA427578  Phacelia brachyloba H. de Forest, H. L. Bauer 1931-7-5 s.n. Los Angeles Santa Monica Mountains Comment
  LA105114  Phacelia cicutaria var. hispida Barry A. Prigge; 1988-7-9 8277 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, 0.4 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School. 377 Comment
  LA38552  Phacelia cicutaria var. hispida A. M. Johnson; 1934-5-1 4446 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UCR85811  Phacelia cicutaria var. hispida T. S. Ross, Annette Ross 1991-6-3 5543 Los Angeles San Gabriel Valley, Elephant Hill, west Pomona 305 Comment
  SD234424  Phacelia cicutaria var. hubbyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26115 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn. 7.5' Q) 487 Comment
  JEPS8605  Phacelia davidsonii Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4182 Los Angeles junction of road to Horse Flat Public Camp and main (paved) road from Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  POM3776  Phacelia distans Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 992 Los Angeles Antelope Valley. Comment
  RSA517999  Phacelia distans Steve Boyd, Orlando Mistretta 1986-3-31 1524 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA611615  Phacelia distans Anna Christensen 1997-4-3 14 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges), NW corner of Mills Avenue and Foothill Boulevard 412 Comment
  SEINET3245641  Phacelia distans R. G. Swinney 2008-1 8742 Los Angeles San Gabriel Mtns: Big Rock Creek at Paradise Springs, on campground property (Valyermo 7.5') 1469 Comment
  SEINET3860278  Phacelia distans R. G. Swinney 2009-4-28 10513 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  UCR101708  Phacelia distans B. G. Pitzer 1998-5-23 3753 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  VVC3072  Phacelia distans Tim Thomas, P. J. MacKay 2015-5-10 6617 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA580947  Phacelia distans Catherine A. Mish 1995-2-25 8 Los Angeles Santa Monica Mtns, Malibu State Park 300 Comment
  RSA596372  Phacelia distans 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
  RSA602197  Phacelia distans R. S. Woglum 1930-4-28 s.n. Los Angeles Glendora Comment
  RSA74143  Phacelia distans F. W. Peirson 1923-5-21 3512 Los Angeles South face of San Gabriel Mountains. Fish Canyon. 793 Comment
  RSA0089538  Phacelia douglasii Steve D. Boyd, Gary D. Wallace 2011-4-14 12318 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Cnayon Road and Crown Valley Road. 829 Comment
  SD40089  Phacelia douglasii Edith A. Purer 1933-4-13 4990 Los Angeles Comment
  UCR280887  Phacelia fremontii R. G. Swinney 2014-4-30 16261 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA0055049  Phacelia fremontii James R. Shevock 1972-4-25 1590 Los Angeles Sierra Hwy., 5 mi. W. of Palmdale. 967 Comment
  RSA678204  Phacelia grandiflora Valerie L. Soza, LeRoy Gross 2001-5-14 1212 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  UCR219909  Phacelia grandiflora R. G. Swinney, Jane Strong 2009-4-21 10415 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  RSA762287  Phacelia grandiflora Orlando Mistretta, Christine Mistretta 2008-5-5 2646 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  SD11896  Phacelia imbricata subsp. patula Victor Duran 1933-7-25 3533 Los Angeles Buckhorn, San Gabriel Mountains. 1981 Comment
  POM156296  Phacelia imbricata subsp. patula L. R. Abrams 1902-6-29 2591 Los Angeles Mt. Wilson [San Gabriel Mountains] Comment
  UC212200  Phacelia longipes I. M. Johnston 1917-8-21 Los Angeles head of San Antonio Canyon (Sleepy Hollow) San Antonio Mountains 2286 Comment
  RSA569924  Phacelia minor Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4836 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  SBBG65002  Phacelia minor M. N. Ackley -Feb-1928 Los Angeles Eagle Rock 243 Comment
  POM3731  Phacelia minor C. F. Baker 1909-3-20 5247 Los Angeles Claremont. Comment
  JEPS78787  Phacelia mohavensis L. R. Heckard with Michael Morris 1976-6-13 4266 Los Angeles along forest service rd 3N17 at entrance to Hidden Valley Scout Camp (just n of Bandito Campground, 2 mi w of Route 2); San Gabriel Mts. Comment
  RSA747173  Phacelia mohavensis Orlando Mistretta 1992-6-23 609 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  CAS-BOT-BC159105  Phacelia ramosissima var. latifolia Carl B. Wolf 1936-5-27 s.n. Los Angeles San Gabriel Mts., Indian Canyon Camp, 2 mi. off Soledad Canyon 914 Comment
  UC1348977  Phacelia ramosissima var. latifolia Robert F. Thorne, M. Z. Thorne 1967-7-19 37126 Los Angeles 1/2 mi above Coldbrook Station; San Gabriel Mts., Angeles National Forest 1097 Comment
  LA38794  Phacelia tanacetifolia Henry J. Thompson; 1959-4-12 1932 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 297 Comment
  RSA343353  Phacelia tanacetifolia F. R. Fosberg 1983-3-22 64154 Los Angeles Hi Vista, N of Saddleback Butte, E of Lancaster, Antelope Valley. Comment
  SD186245  Phacelia viscida A. C. Sanders, Mark A. Elvin 2003-5-15 26742 Los Angeles Mouth of Salt Canyon, near gate on road, Newhall Ranch. 289 Comment
  SD38339  Phacelia viscida Edith Purer 1935-5-11 6581 Los Angeles Near Seminole Hot Springs, Hillside Comment
  POM356911  Phalaris canariensis Amelia Eatherton 1930-05 s.n. Los Angeles Eagle Rock. Comment
  UC205651  Phalaris minor I. M. Johnston 1917-5-13 Los Angeles El Monte Comment
  RSA435573  Pholisma arenarium Erwin Miller 1934-5-17 s.n. Los Angeles El Segundo. Comment
  POM8273  Pholistoma auritum P. A. Munz, R. D. Harwood 1920-5-17 3975 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  SFV6233  Pholistoma auritum R. M. Muran 1974-4-6 63 Los Angeles Santa Monica Mountains Rustic Canyon. 412 Comment
  CAS-BOT-BC222557  Pholistoma auritum var. auritum John Thomas Howell 1928-4-18 3725 Los Angeles N. side of Griffith Park, Los Angeles Comment
  RSA250603  Pholistoma membranaceum Robert F. Thorne, Arthur C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39496 Los Angeles Mojave Desert: Ca. 3 mi. S of Hwy. 138 on Grandview Canyon road, ca. 9 mi. ESE of Pearblossom 1280 Comment
  CATA171  Pholistoma racemosum Mark L. Hoefs, A. Douglas Propst 1973-4-6 135 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  SBBG108911  Pholistoma racemosum S. A. Junak 1997-3-11 SCl 755 Los Angeles W fork of small cyn SSE of Triangulation Stn Guds, ca. 0.4 mi SSE of Guds on E side of Sibara Ridge 91 Comment
  UC455948  Pholistoma racemosum I. J. Condit 1911-3-27 Los Angeles Santa Catalina Island Comment
  RSA534025  Pholistoma racemosum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5299 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest 1336ft marker, 1800ft SE of Malo Knoll (1396ft). 274 Comment
  CAS-BOT-BC134958  Phoradendron bolleanum James R. Shevock 1976-4-24 5016 Los Angeles along Big Pines highway in the vicinity of Apple Tree Campground. San Gabriel Mts., Angeles National Forest 1524 Comment
  SD215687  Phoradendron juniperinum Timothy S. Ross, Steve Boyd & Peter W. Fritsch 1990-6-11 3370 Los Angeles Big Rock Creek Canyon: along stream and immediately adjacent flats and slopes; ca 130 miles north to 250 miles north-northwest of Icy Springs; Valyermo 7.5' USGS topo sheet 1712 Comment
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Jul 21 2014
  SBBG61539  Phoradendron leucarpum subsp. tomentosum R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  SBBG61543  Phoradendron leucarpum subsp. tomentosum R. Hoffmann 1929-5-17 Los Angeles Big Rock Crk, Paradise Camp Comment
  RSA639750  Phoradendron libocedri Louis C. Wheeler 1946-8-25 6239 Los Angeles San Gabriel Mountains; Pine Flats, north end. 1829 Comment
  UC306118  Phoradendron libocedri I. M. Johnston 1917-8-23 1718 Los Angeles San Antonio Mts., Prairie Fork of San Gabriel R. 1432 Comment
  UCR277057  Phoradendron macrophyllum subsp. macrophyllum R. G. Swinney 2011-9-22 15674 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), central camp area, north of lodge 976 Comment
  CAS-BOT-BC141311  Phoradendron serotinum subsp. tomentosum Fordyce Grinnell 1915-12-23 s.n. Los Angeles Mt. Wilson Ridge. San Gabriel Mountains Comment
  POM354334  Phoradendron villosum Susan Hutchinson 1931-09 s.n. Los Angeles Humes Ranch, Mint Canyon. Comment
  POM354336  Phoradendron villosum Fordyce Griffiths Jr. 1915-12-23 s.n. Los Angeles San Gabriel Mountains: Mount Wilson Ridge. Comment
  RSA567523  Phoradendron villosum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-27 3917 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  RSA603194  Phoradendron villosum Louis C. Wheeler 1972-12-20 12787 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  RSA0072465  Photinia arbutifolia var. macrocarpa E. R. Johnson 1930-1-30 1651 Los Angeles Upper Avalon Canyon, Santa Catalina Island. Comment
  LA7071  Phyllospadix torreyi Monte Lloyd; 1950-7-15 500715p 1500 Los Angeles Santa Monica Mountains, a few mi. N of Santa Monica along Pacific Coast Hwy Comment
  RSA683988  Phyllospadix torreyi E. Yale Dawson 1949-9-8 8067 Los Angeles Whites Cove, Santa Catalina Island. Comment
  UC625082  Phyllospadix torreyi F. R. Fosberg 1931-4-12 S 4575 Los Angeles Jewfish Point Santa Catalina Island (rocks a few yards from shore) 0 Comment
  RSA684069  Phyllospadix torreyi E. Yale Dawson 1957-10-8 17770 Los Angeles Lunada Bay. Station no 25. 200 ft from shore base point Comment
  RSA48696  Physalis pubescens var. grisea J. C. Roos 1942-8-26 1749 Los Angeles San Gabriel, Tri-city Sewage Disposal Plant. Comment
  LA200484  Pickeringia montana subsp. montana Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA596263  Picris echioides R. G. Swinney 1989-6-10 s.n. Los Angeles Big Dalton Canyon, in and near Glendora Wilderness Park, Big Dalton Debris Basin 366 Comment
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Apr 2 2010
  CHSC26130  Pinus contorta subsp. murrayana B. Prigge 1970-4-12 109 Los Angeles 18 air minles north of San Dimas, 1 mile S of Dawson Saddle on State Hwy 2; San Gabriel Mountains. 2743 Comment
  UCSB31763  Pinus contorta subsp. murrayana Filice, Diane 1965-5-15 Los Angeles 23.7 mi. from La Canada on Angeles Crest, San Gabriel Mountains 1676 Comment
  RSA700384  Pinus coulteri Tim Thibault 2003-9-28 58 Los Angeles east of N3, across from Clear Creek Education Center Comment
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Mar 29 2014
  SEINET3872274  Pinus coulteri K. Dobry 1976-4-24 62 Los Angeles Charleston Flats. San Gabriel Mts.; 0 1646 Comment
  SEINET7761167  Pinus coulteri Unknown 1965-3-6 s.n. Los Angeles Angeles National Forest Comment
  RSA169027  Pinus jeffreyi Mark Parratt 1964-2-6 604 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA168999  Pinus ponderosa Mark Parratt 1964-4-8 621 Los Angeles Charlton Flats Recreation Area; Angeles Crest Highway 1616 Comment
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Mar 3 2014
  RSA0021288  Piptatherum miliaceum Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5083 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA549226  Piptatherum miliaceum Scott D. White 1992-10-8 922 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  UCR93307  Plagiobothrys arizonicus T. S. Ross, Steve Boyd 1994-5-4 7632 Los Angeles San Gabriel Mtns., San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; c. 600 m SW of summit of grade; c. 2460 m ESE of Grass Mtn summit 1076 Comment
  SEINET10456246  Plagiobothrys arizonicus Noel H. Holmgren, Patricia K. Holmgren 1974-4-5 Holmgren 7631 Los Angeles North foothills of the San Gabriel Mountains, Portal Ridge, 13 airline miles west of Lancaster. T7N R14W S22 1067 Comment
  SBBG125471  Plagiobothrys collinus var. fulvescens A. Parikh, N. Gale 2010-6-18 3340 Los Angeles upper Big Tujunga Cyn, 0.9 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1240 Comment
  SBBG31245  Plagiobothrys collinus var. gracilis R. F. Thorne 1966-4-5 35804 Los Angeles W slope of Black Jack Mtn 518 Comment
  UCR86522  Plagiobothrys collinus var. gracilis T. S. Ross 1992-4-16 6204 Los Angeles Channel Islands, Central part of San Clemente island; 289 degrees WNW, 680 m distant from 1603 ft. peak above Stone Station 416 Comment
  SD69019  Plantago coronopus Robert Thorne, D. Propst 1968-5-28 37654 Los Angeles Santa Catalina Island: moist ground along small stream in central part of Bulrush Canyon; 244 Comment
  SD69598  Plantago coronopus Robert Thorne, P. Everett 1965-5-11 Los Angeles Salt flat behind N beach at Little Harbor; Santa Catalina Island; 2 Comment
  RSA401969B  Plantago erecta F. R. Fosberg 1931-5-2 S- 4948 Los Angeles Parsons Landing, Santa Catalina Island 5 Comment
  POM4539  Plantago erecta E. L. Brown 1894-05 s.n. Los Angeles Elysian Park Comment
  RSA678135  Plantago indica Valerie L. Soza, Monica Acosta 2001-6-28 1305 Los Angeles Arroyo Seco near confluence with El Prieto Canyon, alongside FS Road 2N70. 366 Comment
  SD241124  Plantago indica R. G. Swinney 2009-4-7 10293 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley: Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel Rover channel (Axusa 7.5'Q) 168 Comment
  UC586834  Platanthera limosa Joseph Andorfer Ewan 1934-8-13 8300 Los Angeles n slope, 1/2 mi w Windy Camp Mt. Islip; San Gabriel Mts., n slope Mt. Islip 2286 Comment
  CAS-BOT-BC434253  Platanus racemosa T. B. Salvato; H. Spencer Badet; Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  UCD143187  Platanus racemosa Louis C. Wheeler 1946-8-27 6263 Los Angeles San Gabriel Mountains, Sandrock Creek at Pear Blossom Highway, near confluence of Sandrock Creek and Big Rock Creek; 1/4 mile southeast of Big Rock Patrol Station. 1112 Comment
  RSA0092464  Poa R. G. Swinney 2011-6-23 15282 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  RSA133816  Poa annua P. H. Raven 1959-10-10 14616 Los Angeles Weed about plantings, University of California 130 Comment
  RSA484189  Poa secunda George B. Grant 1903-04 1015 Los Angeles Old Wilson Trail Comment
  RSA589235  Poa secunda Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2911 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
  RSA590530  Poa secunda Orlando Mistretta 1994-3-30 960 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  SEINET3222958 Image available Poa secunda Steve Myers, Ed LaRue 1989-3-20 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct. 880 Comment
  UCR277111  Poa secunda R. G. Swinney 2011-4-19 14408 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCR280765  Poa secunda R. G. Swinney 2014-4-30 16300 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
  SEINET6071779  Poa secunda Louis C. Wheeler 1967-5-23 9676 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCSB45539  Poa secunda subsp. juncifolia John C. Roos and Lucille Roos 1951-5-27 5055 Los Angeles collected between Lancaster and Rosamond in then Mojave Desert Lancaster, Rosamond Comment
  CATA675  Poa secunda subsp. secunda Mark L. Hoefs 1991-4-23 1166 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  SFV22007  Polycarpon tetraphyllum V. Soza, L. Gross, A. Munoz 2000-5-12 883 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. East-northeast-facing slope alongside trail. 396 Comment
  CAS-BOT-BC167815  Polygala cornuta var. fishiae Dr. A. Davidson 1893-1-1 s.n. Los Angeles Mt. Wilson Comment
  JEPS27117  Polygala cornuta var. fishiae A. Davidson 1893-1 Los Angeles Mt. Wilson Comment
  LA52265  Polygonum argyrocoleon A. M. Johnson; 1932-5-14 4070 Los Angeles Santa Monica Mountains, Pacific Palisades, Santa Monica, Pacific Palisades 45 Comment
  UC168761  Polygonum aviculare subsp. aviculare Geo. B. Grant 1904-5-24 1020 Los Angeles Pasadena Comment
  UCR256882  Polygonum capitatum R. G. Swinney 2010-8-16 13537 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA764408  Polygonum hydropiperoides Justin M. Wood 2009-8-18 1259 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR209312  Polygonum hydropiperoides A. C. Sanders 2009-11-6 37218 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA94062  Polypodium californicum Lawrence L. Kiefer; 1966-3-19 1740 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  LA94081  Polypodium californicum Lawrence L. Kiefer; 1963-12-29 1133 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit 60 Comment
  RSA607696  Polypodium californicum Scott D. White, Pam DeVries 6031 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. Canyon bottom and adjacent slopes along unnamed dirt access rd to gauging stn. below Morris Dam. 244 Comment
  UCR208116  Polypodium californicum M. B. Dunkle 1929-2-10 2050 Los Angeles Santa Catalina Island; Bullrush Canyon Comment
  CAS-BOT-BC71881  Polypodium californicum J. Von Loh 1978-1-4 3283 Los Angeles S. Clemente I., near Nots Pier 45 Comment
  POM12211  Polypodium californicum M. L. Kendall 1921-2-11 18 Los Angeles Fish Canyon. Comment
  RSA689899  Polypodium californicum I. M. Johnston, Clare De Forest 1925-5-16 s.n. Los Angeles Hollywood Mountain Comment
  RSA85016  Polypodium californicum F. W. Peirson 1923-4-9 3441 Los Angeles north slope about 4 miles southeast of Wilson's Cove, San Clemente Island Comment
  UCSB62394  Polypodium californicum Kendall, M 1921-2-13 Los Angeles Palmer's canyon Comment
  UCSB62405  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's canyon Comment
  CATA550  Polypogon interruptus Mark L. Hoefs, Robert F. Thorne 1975-8-7 814 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  RSA590705  Polypogon interruptus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3006 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA750230  Polypogon interruptus A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37068 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UC1870299  Polypogon monspeliensis LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1111 Los Angeles Transverse Range: Verdugo Mountains Region.; N side of mountains: Entered W of Haines Canyon Park, off of Estepa Drive in Tiujuanga. Follow a ridge SW, then W into a small tributary NW of this ridge. Tributary is N of the 210 freeway. S of 210, tributary drains into La Tuna Canyon. Survey N of 210 457 Comment
  RSA623816  Polypogon viridis I. L. Wiggins 1921-11-16 s.n. Los Angeles Arroyo Seco Comment
  RSA733671  Polystichum imbricans subsp. imbricans R. G. Swinney 1998-8-5 6657 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
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Mar 14 2010
  RSA713197  Porophyllum coloratum Gerrardo Gurrola 1997-5-22 s.n. Los Angeles Los Angeles: Alameda St. at 41st St. Comment
  RSA187816B  Portulaca oleracea R. F. Thorne 1966-4-29 36282 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  UCR203110  Potentilla glandulosa R. G. Swinney 2001-8-27 8107 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  LA82104  Potentilla lindleyi O. H. Kappler; 1941-3-20 140 Los Angeles 152 Comment
  SEINET10629182 Image available Prunus armeniaca Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2598 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  SEINET10628875  Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3759 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA585466  Prunus fasciculata var. fasciculata Tim S. Ross, Steve D. Boyd 1990-5-29 2681 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  UCR260024  Prunus ilicifolia R. G. Swinney 2010-3-30 12105 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  CHSC98054  Prunus ilicifolia subsp. ilicifolia LeRoy Gross 2003-3-7 780 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. A short distance from Lat. Long. 518 Comment
  CAS-BOT-BC154563  Prunus ilicifolia subsp. lyonii Reid Moran 1958-9-16 6844 Los Angeles 2 miles SE of Eel Point, San Clemente Island 150 Comment
  CAS-BOT-BC154783  Prunus virginiana var. demissa Wesley O. Griesel 1962-6-6 s.n. Los Angeles Big Pines, San Gabriel Mts. 2072 Comment
  UCR182492  Prunus virginiana var. demissa R. G. Swinney 1997-7-22 5693 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
  CAS-BOT-BC356562  Pseudognaphalium biolettii Reid Moran 1941-2-19 595 Los Angeles Middle Ranch, San Clemente Island Comment
  UC468781  Pseudognaphalium biolettii C. F. Millspaugh 1920-2-3 4648 Los Angeles Avalon Canyon Santa Catalina Island, Avalon Canyon Comment
  UCSB8496  Pseudognaphalium biolettii Kraebel, C. 1931-9-10 Los Angeles San Dimas Canyon, SRE plot; Angeles Forest Comment
  SBBG18448  Pseudognaphalium californicum E. R. Blakley 1963-4-7 5521 Los Angeles Middle Ranch Cyn, ca. 1 mi above Middle Ranch Comment
  SBBG31134  Pseudognaphalium californicum R. F. Thorne 1966-4-29 36322 Los Angeles below rd to White's Landing above turn-off to Echo Lake 411 Comment
  UCR277043  Pseudognaphalium stramineum R. G. Swinney 2010-6-8 13229 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  CAS-BOT-BC357543  Pseudognaphalium stramineum E. Braunton March 865 Los Angeles Playa Comment
  UC205618  Pseudognaphalium thermale I. M. Johnston 1917-7-28 Los Angeles North Fork San Antonio Canyon, San Antonio Mountains Comment
  CAS-BOT-BC80069  Pseudotsuga macrocarpa G. B. Grant 1900-4-11 s.n. Los Angeles Mt. Lowe 1524 Comment
  RSA641207  Pteridium aquilinum var. pubescens L. C. Wheeler 1967-7-6 9931 Los Angeles San Gabriel Mountains: San Dimas Canyon 518 Comment
  SD144151  Pteris vittata Scott D. White, Pam DeVries 1997-11-25 6028 Los Angeles San Gabriel River Canyon: north of Azusa; parallel to Highway 39, along unnamed dirt access road to gauging station, below Morris Dam. 249 Comment
  RSA628636  Pterospora andromedea L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek, fork north from pumphouse. 2043 Comment
  RSA579150  Pterostegia drymarioides Tim S. Ross, Darin Banks 1994-4-12 7477 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 518 Comment
  UCR125551  Pterostegia drymarioides A. C. Sanders 2003-5-22 26818 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  POM2157  Pterostegia drymarioides C. F. Baker 1909-3-20 2260 Los Angeles Claremont. Comment
  UC1128509  Purshia tridentata var. glandulosa H. S. Yates 1936-4-6 5405 Los Angeles near Valyermo; Rock Creek Quad. 1371 Comment
  UC586833  Pycnanthemum californicum Joseph Andorfer Ewan 1934-8-2 8485 Los Angeles San Antonio Canyon; San Gabriel Mts., San Antonio Canyon 914 Comment
  RSA0080554  Pyrola dentata R. F. Thorne 1971-8-25 41287 Los Angeles Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  UC123925  Pyrostegia venusta E. B. Babcock 1904-12-29 Los Angeles Los Angeles Comment
  UCSB27991  Quercus X alvordiana Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  RSA603813  Quercus X morehus Steve Boyd 1997-9-10 10029 Los Angeles Liebre Mountains Region: Southwestern flank of Liebre Mountain, below west summit. 1524 Comment
  UCR217142  Quercus agrifolia Jonas A. Winbolt, Rocky Brown 2010-8-20 003 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  LA200035  Quercus berberidifolia John Thomas Howell; 1934-4-20 3476 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA3307  Quercus berberidifolia Carl B. Wolf 1931-10-20 2467 Los Angeles 1/2 mile above Montrose, on road from Tujunga to La Canada 457 Comment
  UCD45315  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles California, Los Angeles Co.; 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; Comment
  UCR178208  Quercus berberidifolia LeRoy Gross 2000-11-12 325 Los Angeles Verdugo Mountains, Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir 412 Comment
  UCSB69280  Quercus berberidifolia Gross, LeRoy 2000-11-12 Los Angeles Verdugo Mtns.: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir 411 Comment
  JEPS97690  Quercus chrysolepis Annetta M. Carter, Arthur Carter 1935-9-12 976 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  RSA476910  Quercus chrysolepis George B. Grant 1902-5-27 156 Los Angeles Little Santa Anita Canyon, Sierra Madre Mts. Comment
  UCR194607  Quercus chrysolepis R. G. Swinney 1998-8-13 6759 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  UCR270123  Quercus chrysolepis R. G. Swinney 2010-9-9 13786 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
  CAS-BOT-BC86901  Quercus douglasii E. R. Blakley 1962-10-6 5468 Los Angeles Santa Catalina Island. Pebble Beach Canyon 91 Comment
  UCSB34871  Quercus dumosa R. Lloyd 1959-3-3 25 Los Angeles IN GANESHA HILLS POMONA (NEAR CORNER OF HILLCREST AND N HILL RD) 274 Comment
  RSA476764  Quercus durata var. gabrielensis Bonnie C. Templeton 1929-12-15 1447 Los Angeles Arroyo Seco, near Camp Switzers. 900 Comment
  RSA476766  Quercus durata var. gabrielensis L. E. Hoffman 1929-6-23 s.n. Los Angeles head of Pacoima Canyon wash Comment
  RSA683176  Quercus durata var. gabrielensis LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1079 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA87166  Quercus durata var. gabrielensis F. W. Peirson 1919-5-14 1710 Los Angeles Eaton Canyon. 686 Comment
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Dec 19 2014
  UC1870293  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 309 Los Angeles Los Angeles Basin region; Verdugo Mtns.; Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek Elev. 2600 feet. 792 Comment
  UCR130587  Quercus durata var. gabrielensis R. E. Riefner Jr. 2000-8-29 00- 760 Los Angeles Western Transverse Range; Verdugo Mtns., La Tuna Canyon, Verdugo Mtns. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. 2.5 miles south of 210 Freeway exit 462 Comment
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Apr 28 2009
  CAS-BOT-BC94179  Quercus engelmannii G. R. Brown 1938-8-8 s.n. Los Angeles Los Angeles Comment
  UC1922670  Quercus engelmannii Valerie Soza, LeRoy Gross 2001-5-9 1193 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  RSA0017015  Quercus kelloggii F. W. Peirson 1919-6-14 1708 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1982 Comment
  CATA1957  Quercus lobata Ralph N. Philbrick, Robert F. Thorne 1967-5-18 209 Los Angeles Santa Catalina Island: Upper middle Bulrush Canyon, Salta Verde 0 Comment
  UC847943  Quercus pacifica F. R. Fosberg 1931-7-10 S 5374 Los Angeles Eagle's Nest Santa Catalina Island, Middle Ranch Canyon 180 Comment
  UCD170538  Quercus palmeri D. O. Burge 2017-5-5 2269 Los Angeles Bard Lake area. 375 Comment
  HSC97672  Quercus tomentella J. M. Tucker 1992-3-30 Los Angeles Santa Catalina Island, upper end of Gallagher's Canyon, 2 mi NW of Avalon 390 Comment
  SBBG41298  Quercus tomentella M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  CAS-BOT-BC104869  Quercus wislizeni L. R. Brown 1938-6-28 s.n. Los Angeles Sierra Madre Mts. Comment
  JEPS37778  Quercus wislizeni Frank W. Peirson 1919-5-10 403 Los Angeles Mt. Gleason San Gabriel Mts. Comment
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Aug 21 2014
  RSA0080744  Quercus wislizeni R. G. Swinney 2010-8-11 13513 Los Angeles Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  UCR273153  Rafinesquia californica R. G. Swinney 2011-6-22 15277 Los Angeles San Gabriel Mountains, Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy 1598 Comment
  RSA472417  Rafinesquia californica L. E. Hoffman 1931-5-18 17171 Los Angeles Big Santa Anita Canyon. Comment
  RSA660444  Rafinesquia californica Orlando Mistretta 1992-6-17 583 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UC565545  Rafinesquia neomexicana Herbert L. Mason 1926-4-27 3062 Los Angeles 30 mi w Victorville Comment
  SEINET3152712  Ramona nivea G. B. Grant 1105 Los Angeles Saugus Comment
  CAS-BOT-BC378880  Ranunculus californicus var. californicus LeRoy Abrams 1901-4-3 1268 Los Angeles Santa Monica Mts. 244 Comment
  UC827828  Ranunculus hebecarpus Ira W. Clokey, B. Templeton Apr. 1929 4429 Los Angeles Mandeville Canyon Santa Monica Mountains (n slope) 300 Comment
  RSA724765  Raphanus sativus K. Dobry 1991-11-13 d- 720 Los Angeles At Soka Univ. SW section Santa Monica Mts Las Virgenes & Mulholland Hwy Comment
  SBBG20549  Raphanus sativus E. R. Blakley 1963-12-7 6375 Los Angeles 200 yds SE of new air strip 60 Comment
  RSA654729  Raphanus sativus Scott Lowe 1991-5-7 13 Los Angeles San Gabriel river channel, about 50 m. south of the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA549591  Rhamnus crocea Tim S. Ross 1992-4-27 6251 Los Angeles Claremont: S side of Indian Hill Mesa, SW of RSA ground. 393 Comment
  CAS-BOT-BC56000  Rhamnus ilicifolia A. D. E. Elmer 1902-6-1 3649 Los Angeles Saugus Comment
  CAS-BOT-BC56015  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2178 Los Angeles On Newhall Grade, just above the place where the Los Angeles aqueduct crosses highway Comment
  RSA390829  Rhamnus ilicifolia Fordyce Grinnell Jr. 1911-09 1931 Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  RSA7796  Rhamnus ilicifolia Carl B. Wolf 1927-7-24 670 Los Angeles 1/2 mi east of Montrose 457 Comment
  UC80243  Rhamnus ilicifolia Minnie Reed Los Angeles near Pasadena Comment
  SBBG13072  Rhamnus pirifolia E. R. Blakley 1962-6-9 5120 Los Angeles head of a rocky cyn between Triangulation Pts "Chenity" and "Rest" 335 Comment
  UC870835  Rhamnus pirifolia L. W. Nuttall 331 Los Angeles Santa Catalina Island Comment
  UC1587583  Rhus Tim Ross, Annette Ross 1991-9-7 5959 Los Angeles near Mulholland Highway (Yerba Buena Road, Triunfo Pass USGS 7.5'); Santa Monica Mountains 359 Comment
  SFV18782  Rhus aromatica A. Dittmer, C. Dittmer 2004-3-27 28 Los Angeles Santa Monica Mountains Along Mott Fire Road adjacent to Malibu Creek. West side of fire road on east facing slope. 157 Comment
  RSA177710  Rhus integrifolia R. F. Thorne, P. Everett 1965-5-10 34452 Los Angeles Near Echo Lake, Santa Catalina Island. 427 Comment
  RSA526615  Rhus integrifolia Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4203 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  IRVC28603  Rhus ovata A. C. Sanders, Mark Elvin 2002-6-20 25210 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  RSA306191  Rhus ovata Fay A. MacFadden 1933-3-16 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA591468  Rhus ovata L. C. Wheeler 1966-10-12 8966 Los Angeles San Gabriel Mountains. Susanna Canyon, 1/4 mi. downstream from falls. 533 Comment
  UCR124619  Rhus ovata I. W. Clokey, B. C. Templeton 1929-1 4431 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  JEPS66275  Rhus trilobata Frank W. Peirson 1919-5-10 418 Los Angeles Arraster Creek; San Gabriel Mountains, Arraster Creek 914 Comment
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Aug 21 2014
  RSA76940  Rhus trilobata F. W. Peirson 1919-5-10 418 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains 915 Comment
  UC869703  Rhus trilobata Ira W. Clokey, B. Templeton 1929-4-1 4451 Los Angeles Mandeville Canyon; Santa Monica Mountain 350 Comment
  UC869704  Rhus trilobata L. R. Abrams 1927-4-30 11748 Los Angeles w of Lancater Comment
  CAS-BOT-BC92280  Ribes amarum C. F. Baker 1904-2-17 4064 Los Angeles San Antonio Canon [Canyon]. Comment
  RSA610141  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles San Gabriel Mountains: Arroyo Seco. 457 Comment
  UCSB2585  Ribes amarum Kraebel, C. 1932-1 Los Angeles San Dimas Canyon; Angeles Forest Comment
  RSA755861  Ribes aureum R. G. Swinney 2009-1-19 9993 Los Angeles Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  UCR205632  Ribes aureum var. gracillimum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36997 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
  LA205420  Ribes cereum W. R. Ernst; June 1947 sn Los Angeles Lily Springs- Mt. Hawkins Comment
  CLARK-A1528-4131  Ribes indecorum Art Whistler 1966-3-12 Los Angeles San Fernando Valley 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
  RSA0025042  Ribes indecorum Ora M. Clark 1929-3-24 1785 Los Angeles Santa Susanna Mountains, So. Calif. Comment
  POM277130  Ribes malvaceum var. viridifolium E. S. Steele, H. S. Pratt 1935-2-20 s.n. Los Angeles Reservoir above Glen Oaks Canyon, Glendale . Comment
  SBBG15483  Ribes speciosum W. G. Webb 1934-12-26 Los Angeles Glendale Comment
  UCSB41825  Ribes speciosum Weidert, S. 1971-3-22 Los Angeles Puddingstone Reservoir 457 Comment
  RSA1183  Ribes viburnifolium Johnson 1930-2-1 1464 Los Angeles Santa Catalina Island, Cherry valley, near Isthmus Harbor Comment
  RSA608059  Ricinus communis L. C. Wheeler 1931-2-21 s.n. Los Angeles La Verne. Comment
  RSA650888  Rosa woodsii subsp. gratissima T. C. Thomas 1974-7-5 s.n. Los Angeles Big Pine, Hwy 2. 1829 Comment
  RSA729577  Rubus discolor R. G. Swinney, D. W. Larson 1999-5-15 7177 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  CAS-BOT-BC158818  Rubus ursinus Steve Boyd; Amber Maurice 2004-5-18 11339 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain, Transverse Ranges, Libre Mountains region 609 Comment
  RSA656266  Rubus ursinus Bill McKinley 1976-4-18 4 Los Angeles Verdugo Mountains: 40 yards west of intersection of 2 Fire Roads, 940 yards up Beaudry Blvd. near Oakmont Country Club, Glendale. 409 Comment
  UC1785036  Rumex conglomeratus J. A. Ewan 1933-6-29 10809 Los Angeles along Ballona Creek near Culver City Comment
  RSA65465  Rumex maritimus Louis C. Wheeler 1932-9-19 1394 Los Angeles Los Angeles R. [River] at Los Feliz Blvd. 122 Comment
  RSA466086  Rumex maritimus Robert Gustafson 1981-4-29 2222 Los Angeles Ballona Wetlands, Area 2. Comment
  SBBG13494  Rumex salicifolius E. R. Blakley 1962-10-5 5455 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  UCD101627  Rumex salicifolius Daryl Koutnik; Michael Grayum 1978-8-17 s.n. Los Angeles South of Carlisle Road and west of Decker Road in the Santa Monica Mountains. 487 Comment
  RSA65478  Rumex salicifolius var. denticulatus F. W. Peirson 1921-6-18 4218 Los Angeles Crystal Lake, North Fork of San Gabriel River 1677 Comment
  UC1584060  Rumex salicifolius var. salicifolius Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4042 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, Tujunga Ranger District, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest 1463 Comment
  POM2354  Rumex salicifolius var. salicifolius D. L. Crawford 1915-08 s.n. Los Angeles Evy Ca - on - Claremont Comment
  RSA478887  Salicornia virginica Georgie Cook, Thelma Ashley 1926-07 s.n. Los Angeles Gardena. Comment
  RSA638180  Salix exigua Louis C. Wheeler 1969-4-20 s.n. Los Angeles Liebre Mountains region. Barrel Spring. 884 Comment
  SBBG58882  Salix exigua C. W. Sharsmith 1932-7-17 13 Los Angeles lower San Gabriel Cyn, ca. 9.5 km above Azusa 300 Comment
  UCR223258  Salix exigua R. G. Swinney 2009-5-20 10851 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  SBBG58923  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Crk, below Castaic 300 Comment
  UC1584231  Salix gooddingii Tim Ross and Steve Boyd 1990-6-6 2871 Los Angeles Piru Pond; Los Padres Nat'l Forest, Liebre Mt. USGS 7.5' Quadrangle 644 Comment
  VVC2154  Salix gooddingii var. variabilis Tim Thomas 1985-5-10 758 Los Angeles Transverse Ranges, Simi Hills; lower Cheseboro Canyon 305 Comment
  CAS-BOT-BC104145  Salix hindsiana F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  IRVC29648  Salix laevigata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26224 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  UCR223673  Salix laevigata R. G. Swinney 2009-6-12 11143 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  POM362717  Salix lasiolepis Robert Gustafson 1981-2-4 2099 a Los Angeles Area 1, Ballona Wetlands. Comment
  SBBG57874  Salix lasiolepis F. R. Fosberg 1932-1-26 7173 Los Angeles top of grade between Calabasas and Agoura 285 Comment
  UC492415  Salix lasiolepis Carl W. Sharsmith 1932-1-17 7 a Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  UCR133747  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Western Transverse Range; Santa Monica Mtns., Agoura (Picture City), 'alt. 500 m 274 Comment
  CAS-BOT-BC107559  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles Santa Monica Mountains, near mouth of Topanga Canyon 15 Comment
  UCD99256  Salsola gobicola John Thomas Howell 1952-10-26 28877 Los Angeles Along highway just north of Palmdale. Comment
  RSA0113400  Saltugilia australis LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7530 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
  RSA0082877  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-21 15547 Los Angeles Strawberry Peak summit. 1860 Comment
  UC1375408  Saltugilia splendens subsp. grantii Robert F. Thorne 1969-7-2 38300 Los Angeles along Angeles Crest Hwy 3.2 mi wsw Cloudburst Summit (Angeles National Forest, San Gabriel Mts.); San Gabriel Mts., Angeles National Forest 1981 Comment
  RSA71829  Saltugilia splendens subsp. splendens F. W. Peirson 1925-4-23 5785 Los Angeles Forks of San Gabriel River. 534 Comment
  RSA424338  Salvia apiana William Emboden 1970-6-12 24 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA424348  Salvia apiana William Emboden 1970-6-12 40 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA656264  Salvia apiana Yvonne Younger 1977-5-22 s.n. Los Angeles Verdugo Mountains: Vacant lot next to 1210 Cresthaven Drive, Pasadena-Eagle Rock. 256 Comment
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Dec 17 2012
  RSA442830  Salvia apiana William Emboden 1969-5-28 15 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA0012047  Salvia columbariae R. G. Swinney 2009-4-29 10593 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA0047408  Salvia columbariae R. G. Swinney 2010-3-10 11827 Los Angeles 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. 442 Comment
  RSA710705  Salvia columbariae Valerie L. Soza, Susan Caplow 2003-4-11 1625 Los Angeles Brand Park, south of junction of Brand Park Mtwy and Verdugo Mtwy, alongside Brand Park Mtwy, head of Brand Canyon. 762 Comment
  UC1215180  Salvia columbariae Peter H. Raven 1962-5-9 17688 Los Angeles near head of canyon above Mosquito Cove, San Clemente Island; San Clemente Island 320 Comment
  RSA651684  Salvia columbariae F. Freitas 1961-5-20 s.n. Los Angeles Mt. Baldy Road, 3 miles south of the ski lift. Comment
  RSA651686  Salvia columbariae Warren Crawford 1969-5-15 s.n. Los Angeles San Gabriel Canyon, second dam. [Hwy 39] Comment
  SD113358  Salvia columbariae Darley F. Howe April 37 Los Angeles Claremont Comment
  LA69650  Salvia dorrii var. pilosa H. Anderson; 1932-5-8 sn Los Angeles Hungry Valley Comment
  RSA446277  Salvia dorrii var. pilosa Robert Gustafson, Christopher Davidson 1977-4-20 415 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  RSA446323  Salvia leucophylla Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive, .8 miles west of Sepulveda Blvd. Comment
  RSA446329  Salvia leucophylla L. E. Hoffman 1933-2-25 s.n. Los Angeles Mint Canyon. Comment
  UCR170454  Salvia leucophylla Alex R. Van Dam 2004-5-16 014 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park near the main parking lot on a slightly graded N-facing slope 280 Comment
  UCD125590  Salvia mellifera P. B. Kennedy 1928-3-1 s.n. Los Angeles canyon above golf-links, Avalon, Santa Catalina. Comment
  UCR127217  Salvia mellifera A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26283 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  RSA0030941  Salvia mellifera Jane Snyder 1966-5-10 11 Los Angeles San Rafael Hills. 213 Comment
  RSA473416  Salvia mellifera Ora M. Clark 1929-3-24 1788 Los Angeles S. Santa Susana Mtns. Comment
  LA200601  Salvia spathacea Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA607392  Sambucus caerulea L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: North side summit Winston Peak. 2270 Comment
  SEINET12286995  Sambucus caerulea H. W. Graham 1927-1 991 Los Angeles along trail and road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson near Los Angeles Comment
  RSA477547  Sambucus mexicana T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  RSA477559  Sambucus mexicana Amelia Eatherton 1930-05 s.n. Los Angeles San Fernando Valley. Comment
  RSA580959  Sambucus mexicana Jamie Kneitel 1994-4-28 47 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  UC557760  Sambucus mexicana Nell Murbarger April, 1936 140 Los Angeles San Clemente Island; e, w, and s slopes of island 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
  SFV3602  Sambucus nigra subsp. caerulea K. A. Wilson 1961-3-7 947 Los Angeles Santa Monica Mountains Mulholland Highway about 3 miles west of Las Virgenes Road. Comment
  SBBG97031  Sanicula arguta S. Boyd with T. Ross, L. Arnseth 1990-4-8 4354 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  RSA0116194  Sanicula arguta Steven A. Junak 2000-4-15 SCa- 1203 Los Angeles Santa Catalina Island. On W side of roade to Lone Tree, ca. 0.1 mi. from junction w/ Divide Road. 479 Comment
  RSA598891  Sanicula tuberosa Steve Boyd, Timothy S. Ross 1997-3-21 9207 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  CHSC95411  Sarcostemma cynanchoides subsp. hartwegii LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 394 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  POM186324  Schinus molle L. C. Wheeler 1933-1-28 1456 Los Angeles San Gabriel Mountains, San Dimas Canyon. 388 Comment
  POM186326  Schinus molle L. C. Wheeler 1932-7-9 948 Los Angeles 1 mile SW San Dimas. 244 Comment
  RSA598210  Schinus molle Sara L. Crockett, Mark Hoefs, Steven A. Junak, Gery Allan 1996-10-31 548 Los Angeles Santa Catalina Island. Mt. Black Jack Campgrounds. 451 Comment
  SD264716  Schismus arabicus Steven A. Junak, Mark Hoefs, Keri Kirkland, Janet Takara 1998-5-1 Sca 590 Los Angeles Santa Catalina Island: Along Airport Toad, ca. .2 miles W of Middle Ranch Road, overlooking Swain's Canyon. 410 Comment
  UCR197203  Schismus barbatus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 699 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 579 Comment
  UCR258897  Schismus barbatus R. G. Swinney 2010-4-30 12459 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
  RSA366044  Schoenoplectus americanus Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles. Los Angeles River. Comment
  RSA366046  Schoenoplectus americanus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  RSA366006  Schoenoplectus californicus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  RSA366004  Schoenoplectus californicus George R. Johnstone 1929-11-15 s.n. Los Angeles Pit No. 3 of La Brea Pits. Comment
  RSA365990  Schoenoplectus pungens Edith A. Purer 1931-8-4 s.n. Los Angeles Hollywood by the sea. Comment
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May 15 2014
  UC306146  Scirpus californicus G. B. Grant, S. B. Parish 1902-6-20 1916 Los Angeles Redondo Comment
  RSA729228  Scirpus microcarpus R. G. Swinney 1998-7-10 6412 Los Angeles Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground. Canyon bottom with riparian forest of Alnus rhombifolia, surrounded by montane coniferous forest and chaparral. 1585 Comment
  OBI69283  Scrophularia villosa John Knapp, Denise Knapp 2003-4-13 14 Los Angeles Catalina Island 55 Comment
  SBBG128412  Scrophularia villosa M. L. Hoefs 1994-5-21 1862 Los Angeles near upper Renton Mine Rd 252 Comment
  CAS-BOT-BC341094  Scutellaria mexicana Timothy S. Ross 1991-4-27 4704 Los Angeles Black Butte: rocky easterly and northeasterly slopes 1082 Comment
  UCR149887  Scutellaria siphocampyloides R. G. Swinney 1999-6-18 7334 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  LA52368  Scutellaria tuberosa W. O. Griesel; 1936-3-8 sn Los Angeles Santa Monica Mountains, Latigo Canyon, unspecific location Comment
  SFV15542  Scutellaria tuberosa R. K. Stachelek 1992-5-2 29 Los Angeles Santa Monica Mountains Tapia Park, off Malibu Canyon Road. 150 Comment
  RSA303814  Scutellaria tuberosa Jim R. Shevock 1970-5-3 177 Los Angeles Reche Canyon Road. 244 Comment
  UCR194033  Sedum spathulifolium R. G. Swinney 1998-7-28 6522 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
  CAS-BOT-BC62042  Selaginella bigelovii Alice Eastwood 1906-5-27 59 Los Angeles Garvanza Comment
  UC813070  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1931-3-11 6508 Los Angeles San Gabriel Canyon Comment
  RSA473127  Senecio astephanus Anstruther Davidson 1896-06 2044 Los Angeles Mt. Wilson trail Comment
  RSA0038303  Senecio breweri Carl Epling, L. C. Wheeler 1933-6-4 1848 Los Angeles Sandbergs[lodge that burned down in 1961] near Quail Lake. 1310 Comment
  CAS-BOT-BC363458  Senecio californicus F. H. Billings 1923-3-1 s.n. Los Angeles Santa Ana Wash Comment
  RSA670370  Senecio douglasii B. C. Templeton, H. J. Andrews 1938-6-22 1704 Los Angeles Shoemaker Canyon, near Valyermo. Comment
  CAS-BOT-BC327419  Senecio flaccidus var. douglasii A. C. Sanders; T. B. Salvato 2009-5-29 37039 Los Angeles Irwindale at northwest edge of Baldwin Park under SCE power lines northwest of San Gabriel River and southeast of 605 Freeway south of Live Oak Avenue, Baldwin Park 7.5', San Gabriel Valley 114 Comment
  CDA12156  Senecio flaccidus var. douglasii A. Overturf 1989-12-28 7305 Los Angeles Angeles National Forest; Mt. Wilson. Comment
  POM500B  Senecio flaccidus var. douglasii I. M. Johnston 1917-8-23 1678 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA0092159  Senecio flaccidus var. douglasii R. G. Swinney 2011-9-22 15689 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge. 1009 Comment
  RSA741024  Senecio flaccidus var. douglasii Justin M. Wood, Brandy Wood 2009-1-2 274 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  SD244634  Senecio flaccidus var. flaccidus David Keil 1986-9-27 19740 2 Los Angeles NW Los Angles Co. Along I-5, just s of Hungry Valley Rd exit. Roadside pullout. 914 Comment
  SD90260  Senecio lyonii Robert F. Thorne 1973-4-11 42835 Los Angeles San Clemente Island, steep middle portion of canyon 274 Comment
  LA200266  Senecio vulgaris Harlan Lewis; 1940-4-2 1061 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 670 Comment
  UCR210274  Sequoiadendron giganteum R. G. Swinney 2008-9-13 9461 Los Angeles San Gabriel Mtns., Buckhorn Spring, 50-250 m south of Hwy 2 in canyon bottom, near large concrete water tank on E side of canyon 2070 Comment
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Jul 25 2018
  LA105187  Setaria parviflora A. C. Sanders; 1987-7-22 7161 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd 30 Comment
  SD243256  Setaria parviflora Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey Street in abandoned citrus orchard. 232 Comment
  SFV2296  Sidalcea malviflora R. L. Armacost Apr 1934 115 dup. Los Angeles Santa Monica. Vacant hillside. Comment
  SD39403  Silene gallica Edith A. Purer 1931-3-8 1540 Los Angeles Los Angeles County. Comment
  RSA748583  Silene laciniata Scott D. White, Justin M. Wood 2009-5-6 12641 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  CAS-BOT-BC174902  Silene laciniata J. Ewan 1930-5-30 2243 Los Angeles Above Lake Hollywood, Santa Monica Mountains 304 Comment
  CHSC26097  Silene laciniata subsp. laciniata J. Kieffer 1971-6-5 53 Los Angeles Flintridge, above Pasadena on Linda Vista Ave; San Gabriel Mts. Comment
  LA103216  Silene laciniata subsp. laciniata Barry A. Prigge; 1985-6-14 6406 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  SD181613  Silene laciniata subsp. major LeRoy Gross, Michael Denslow,B. Hogshead,Sarah Swartzentruber 2003-6-17 1047 Los Angeles Transverse Ranges,Verdugo Mtns,S side of mtns,Brand Cyn,above lg waterfall where cyn forks off; Burbank 7.5' quad. A smaller side cyn branches off to the E of main cyn; side cyn narrows quickly to a bedrock waterfall (or seep); area burned last year. 519 Comment
  RSA438818  Silene lemmonii Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak Comment
  RSA628810  Silene lemmonii Scott D. White, David E. Bramlet 1998-6-29 6817 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
  CAS-BOT-BC175110  Silene verecunda Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38851 Los Angeles San Gabriel Mts., Angeles National Forest: above Angeles Crest Hwy., N & below Lily Spring at headwater of S Fork, Big Rock Creek, c. 2 mi. S of Dawson Saddle 2042 Comment
  RSA225836  Silene verecunda subsp. platyota R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41076 Los Angeles [Unspecified] Comment
  UC218196  Silene verecunda subsp. platyota P. A. Munz 1922-7-21 6119 Los Angeles Little Baldy San Gabriel Mts., Little Baldy 2895 Comment
  RSA608721  Sinapis alba L. C. Wheeler 1931-3-14 s.n. Los Angeles La Verne. Comment
  RSA660404  Sisymbrium altissimum Orlando Mistretta 1992-6-17 593 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA0113398  Sisymbrium irio LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7528 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
  UCR258724  Sisymbrium irio R. G. Swinney 2010-2-27 11779 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
  SBBG96666  Sisymbrium orientale S. Boyd with T. Ross, L. Arnseth 1990-4-7 4243 a Los Angeles lower half of China Cyn Comment
  SFV12451  Sisymbrium orientale M. H. Grayum, D. L. Koutnik 1978-1-28 954 Los Angeles Santa Monica Mountains Along Temescal Canyon Road. 8 Comment
  SD38484  Sisyrinchium bellum Edith A. Purer 1931-3-11 1545 Los Angeles Near Pasadena, moist slope. Comment
  RSA70586  Sisyrinchium bellum Frank W. Peirson 1919-5-18 444 Los Angeles Monrovia Canyon. 518 Comment
  UCR182645  Sisyrinchium idahoense R. G. Swinney 1997-7-16 5668 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  NY1130092  Solanum A. C. Sanders 2009-5-28 37030 Los Angeles San Gabriel Valley: San Gabriel River channel between Ramonoa Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines. 92 Comment
  RSA702189  Solanum americanum Scott D. White, Pam De Vries 2004-6-14 10483 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SBBG131982  Solanum americanum S. A. Junak 1990-11-9 SCI 141 Los Angeles Wilson Cove Comment
  CATA1671  Solanum douglasii Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-17 2962 Los Angeles Santa Catalina Island: Mouth of Silver Canyon, 1/16 to 1/8 mile from beach 9 Comment
  RSA422391  Solanum douglasii T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  UCR97782  Solanum douglasii Scott D. White 1997-3-12 4746 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  CDA35668  Solanum elaeagnifolium Michael O Brien 2011-7-11 Los Angeles White Oak Farm Unit of Malibu Creek State Park; along Las Virgenes Road. 0 Comment
  UCR139916  Solanum mauritianum Scott D. White 1997-5-14 5126 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  LA32368  Solanum physalifolium var. nitidibaccatum Peter H. Raven; Henry J. Thompson 1959-10-4 14582 Los Angeles SANTA MONICA MOUNTAINS, Point Mugu, just N of Point Mugu, edges of field by Revolon Slough. 9 Comment
  CAS-BOT-BC537222  Solanum pseudocapsicum E. K. Balls 1959-3-19 23765 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  RSA427415  Solanum umbelliferum Albert J. Perkins 1913-3-23 s.n. Los Angeles La Canada Comment
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Aug 6 2013
  UC64396  Solanum umbelliferum H. M. Hall 1900-6-5 1545 Los Angeles San Antonio Mountains, Swarthout Canyon Swarthout Canyon; San Antonio Mountains, Swarthout Canyon 1828 Comment
  CAS-BOT-BC156779  Solanum umbelliferum R. Hoffmann 1931-5-3 342 Los Angeles Slope 3 miles e. of Elizabeth Lake Comment
  POM9648  Solanum umbelliferum Philip A. Munz, R. D. Harwood 1920-5-15 4003 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  SEINET6186049  Solanum umbelliferum N. R. Berg 1904-4-14 s.n. Los Angeles Santa Monica Comment
  RSA427379  Solanum wallacei M. B. Dunkle 1928-2-19 1709 Los Angeles Hay Press, Santa Catalina Island. Comment
  NY820491  Solanum xanti L. Abrams 1916-1-3 5569 Los Angeles Between Agusa and [Unclear: Duork] Comment
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Dec 23 2014
  UC1929853  Solanum xanti Scott D. White, Michael Honer 2003-6-18 9564 Los Angeles LIEBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  UC1929859  Solanum xanti Scott D. White, Michael Honer 2003-6-23 9585 Los Angeles NEWHALL AREA: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. Comment
  UCR124588  Solanum xanti B. C. Templeton, I. W. Clokey 1930-4-8 1045 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  SEINET7262095 Image available Solanum xanti var. glabrescens B. C. Templeton, I. W. Clokey 1930-4-8 1045 Los Angeles San Francisquito Canyon; San Gabriel Mountains Comment
  SEINET4100513  Solanum xanti var. intermedium R. Gustafson 1977-1 sn Los Angeles Gold Creek, Little Tujunga. Comment
  CAS-BOT-BC365026  Solidago velutina subsp. californica J. Ewan 1930-10-10 3522 Los Angeles Sturtevant Trail at First Water Camp, San Gabriel Mts. 914 Comment
  JEPS30425  Solidago velutina subsp. californica Peter H. Raven 1959-10-16 14647 Los Angeles 0.8 mi s Boquet Canyon Guard Station (along stream); Boquet Canyon Comment
  RSA800512  Solidago velutina subsp. californica Jane Tirrell 2012-8-20 LS 0156 Los Angeles Approx. 100 meters south of California State Route 2 near Big Rock Creek drainage about 1.5 miles west of Dawson Saddle. 2346 Comment
  UCR277158  Solidago velutina subsp. californica R. G. Swinney 2010-10-5 13983 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  SBBG30803  Sonchus asper S. A. Junak 1998-5-2 SCa 646 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 252 Comment
  UCR59928  Sonchus asper S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct 884 Comment
  RSA592295  Sonchus oleraceus L. C. Wheeler 1967-5-13 9544 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  SEINET3260403 Image available Spergularia A. C. Sanders, Mark Elvin; Cathleen Weigand 2002-7-30 25482 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals. 335 Comment
  RSA0110799  Spergularia bocconi R. G. Swinney 2011-4-28 14554 Los Angeles San Gabriel Mountains: north of Glendora, 0.5 miles south of the ridge immediately south of Persinger Cyn. on east side of Glendora Mountain Rd. 927 Comment
  RSA0097891  Spergularia bocconi I. M. Johnston 1918-5-20 2006 Los Angeles Claremont (between Harwood Hall and Green House). 366 Comment
  RSA0097916  Spergularia bocconi M. B. Dunkle 1928-4-9 1811 Los Angeles Santa Catalina Island. Back beach flat, Emerald Bay. 5 Comment
  RSA0098212  Spergularia macrotheca P. A. Munz 1923-4-8 6608 Los Angeles San Clemente Island, northwest coast. Comment
  RSA0098544  Spergularia marina Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/Studebaker Rd., near Long Beach Marina. 5 Comment
  CAS-BOT-BC390811  Spergularia marina Robert F. Thorne; P. Everett 1965-6-22 34861 Los Angeles Santa Catalina Island: inner, higher margin of Pebble Beach 1 Comment
  SBBG31324  Spergularia villosa R. F. Thorne with P. C. Everett 1965-5-10 34513 Los Angeles near upper end of Gallagher Cyn 426 Comment
  RSA0089478  Spergularia villosa Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 586 Los Angeles Santa Catalina Island. On ridge along N side of upper Hamilton Canyon. 341 Comment
  CAS-BOT-BC235459  Sporobolus indicus Peter H. Raven; Henry J. Thompson 1958-9-28 13729 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Near Ohio Street on Westwood Boulevard 68 Comment
  RSA158229  Stachys albens David P. Gregory 1961-7-12 470 Los Angeles San Gabriel Mts. Gravelly flats near the stream in canyon bottom; Prairie Fork over the ridge from Wrightwood. Comment
  RSA446608  Stachys albens Bonnie C. Templeton 1932-7-20 5015 Los Angeles Big Pines Park. 2092 Comment
  UCR192867  Stachys albens R. G. Swinney 1998-8-6 6701 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  RSA446648  Stachys bullata Freda Detmers 1931-3-12 s.n. Los Angeles Palo Verdes Hills Comment
  SBBG108969  Stebbinsoseris heterocarpa S. A. Junak 1997-4-8 SCl 790 Los Angeles just N of upper portion of Wall Rock Cyn 310 Comment
  POM219127  Stellaria graminea L. C. Wheeler 1932-5-30 795 Los Angeles 2 miles NE La Verne 381 Comment
  CAS-BOT-BC397704  Stellaria nitens unspecified 1903-3-16 4767 Los Angeles Pasadena Comment
  SBBG108896  Stellaria nitens S. A. Junak 1997-3-12 SCl 765 Los Angeles S side of second cyn S of Camera Pad "Malo," ca.0.25 mi SE of Malo 320 Comment
  RSA607694  Stephanomeria cichoriacea Scott D. White, Pam DeVries 1997-11-25 6034 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. 244 Comment
  LA105110  Stephanomeria diegensis Barry A. Prigge; 1988-7-9 8264 Los Angeles Santa Monica Mountains, Calabasas, 0.3 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calaba