Search Results — 2000 specimen records retrieved (1615 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0009284  Abronia Scott D. White 2003-6-8 9510 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  JEPS61208  Abronia pogonantha Frank W. Peirson 1921-5-19 2414 Los Angeles San Gabriel Mountains, Little Rock Creek 1036 Comment
  UC912622  Abronia pogonantha Herbert L. Mason 1926-4-27 3055 Los Angeles 30 mi w Victorville; Mojave Desert Comment
  LA200658  Abronia umbellata subsp. umbellata Jonathan Sauer; L. Birindelli, D. Birindelli 1968-5-6 4343 Los Angeles 4 Comment
  CAS-BOT-BC229298  Abronia villosa C. F. B. 1903-4-1 4125 Los Angeles Anaheim Comment
  UCR255485  Acacia Dan S. Cooper 2014-6-19 614- 12 B Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Wonder View Dr., northwest of Hollywood Reservoir 273 Comment
  SJSU13117  Acanthoscyphus parishii var. parishii C. W. Sharsmith 1945-9-7 5466 Los Angeles S slope Mt Waterman, San Gabriel Mts Comment
  LA49828  Acer macrophyllum Carl Epling; April 1938 sn Los Angeles Santa Monica Mountains, Westwood, UCLA campus 121 Comment
  RSA0060471  Acer macrophyllum R. G. Swinney 2010-8-16 13535 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SEINET3195235 Image available Acer macrophyllum Leila M. Shultz 1981-4-9 4919 Los Angeles Rancho Santa Ana Botshic Garden, Claremont 300 Comment
  UC284172  Acer macrophyllum P. A. Munz 1923-5-26 6833 Los Angeles Big Rock Creek San Gabriel Mts., Big Rock Creek 1920 Comment
  CAS-BOT-BC331558  Acer macrophyllum Peter H. Raven; Henry J. Thompson 1959-6-4 14352 Los Angeles Santa Monica Mountains, Topanga Canyon, 1.1 miles N of US Hwy 101A 91 Comment
  OBI69322  Achillea millefolium John Knapp, Denise Knapp 2003-5-11 70 Los Angeles Catalina Island: 363562.47 x 3701217.74E 8 Comment
  POM246627  Achillea millefolium var. californica F. R. Fosberg 1931-4-29 s 4713 Los Angeles Santa Catalina Island. Small canyon between Cottonwood and Middle Ranch Canyons 100 Comment
  CHSC100178  Achnatherum coronatum John Dittes 2006-5-30 1373 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  SEINET11854799  Achyrachaena mollis M. E. Jones 1882-1 Los Angeles Pasadena Comment
  CHSC24449  Acmispon glaber var. brevialatus G. R. Pintler 1976-4-16 18 Los Angeles Ca. 15 m se of junc of Mt Baldy Rd, and Padua Rd, ca. 1 mi sw of San Antonio Dam. 499 Comment
  RSA0115856  Acmispon grandiflorus Steven A. Junak 1999-5-6 SCa- 883 Los Angeles Santa Catalina Island. Parsons Landing, at W end of beach, mouth of creek. 3 Comment
  CATA669  Acmispon micranthus Mark L. Hoefs 1991-4-23 1158 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UCD104242  Acmispon micranthus Louis C. Wheeler 1934-4-15 2526 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  SBBG128233  Acmispon strigosus M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3027 Los Angeles lower Fern Cyn 195 Comment
  RSA0119797  Acourtia microcephala R. G. Swinney 2014-5-15 16508 Los Angeles San Gabriel Mountains; Glendora, ridge system between west fork and north fork of Hook Cyn., 0.48 miles n. of Sierra Madre Ave. 427 Comment
  SD107826  Acourtia microcephala Mark Hoefs 1973-7-13 374 Los Angeles Middle Ranch Canyon, just above reservoir on northside of main road, Santa Catalin Island. Comment
  RSA725648  Adenostoma fasciculatum Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 423 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  LA82109  Adenostoma sparsifolium O. H. Kappler; 1940-7-21 69 Los Angeles 548 Comment
  RSA687668  Adiantum capillus-veneris Claire Kibbe 1936-07 s.n. Los Angeles Ferndell 1220 Comment
Read comments
Jul 24 2010
  CAS-BOT-BC65642  Adiantum jordanii John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  RSA534028  Adiantum jordanii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5284 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396') 305 Comment
  SEINET4556463 Image available Adiantum jordanii George B. Grant 1901-1 3924 Los Angeles Pasadena, Pacific Coast Comment
  RSA709572  Aesculus californica Robert J. Steers 2005-5-8 1 Los Angeles South Coast: Palos Verdes Peninsula: In drainage directly across the street from 445 P.V. Dr. North, Palos Verdes Estates. 55 Comment
  RSA416398  Agoseris heterophylla var. heterophylla Anstruther Davidson 1895-5-6 s.n. Los Angeles Antelope Valley. Crane's Lake. Comment
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Dec 1 2015
  CAS-BOT-BC13418  Agoseris retrorsa Timothy S. Ross 1994-5-31 7975 Los Angeles San Gabriel Mountains. Pacifico Mountain: ridgetop ca 860 m WNW of the 7124-ft summit 2081 Comment
  UCR202698  Agrostis R. G. Swinney 2001-8-11 8039 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  UCR202722  Agrostis R. G. Swinney, Cody Clarke 2001-8-22 8082 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  CATA643  Agrostis pallens Mark L. Hoefs 1991-4-16 1110 Los Angeles Santa Catalina Island: Near lower end of Renton Mine Road 201 Comment
  UCD53073  Agrostis pallens Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  UCR259357  Alcea rosea R. G. Swinney 2010-4-20 12285 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA469450  Aliciella lottiae Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SEINET11266803  Aliciella lottiae David Gowen 2016-5-16 1332 Los Angeles Southeast quadrant of junction of Redman (Ave. E) and 120th St. east.; 0 Comment
  CAS-BOT-BC445361  Alisma plantago-aquatica Geo. L. Moxley 1914-8-31 253 Los Angeles On Pacific Electric right of way between (and near) Dominguez Junction & Cota. Comment
  UCR218024  Alisma triviale A. C. Sanders, Dan S. Cooper 2010-8-5 38538 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA0095246  Allium burlewii R. G. Swinney 2011-6-7 15024 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1585 Comment
  RSA787634  Allium burlewii Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0047 Los Angeles 100 meters above California State Route 2 near mile marker 66.43 2301 Comment
  RSA771903  Allium fimbriatum R. G. Swinney 2009-5-5 10631 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA0073266  Allium fimbriatum var. fimbriatum Orlando Mistretta, Christine Mistretta 2005-4-21 2071 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UCR98791  Allium fimbriatum var. fimbriatum Steve Boyd, Lauren Raz 1997-5-1 9689 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, W summit of Mt. McDill (transit site 'Mint') on the divide between Maple & Letteau canyons. 1573 Comment
  RSA367097  Allium haematochiton Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills N, between Vermont and Western Ave- Los Angeles Comment
  JEPS61524  Allium monticola Frank W. Peirson 1923-5-25 3547 Los Angeles Rock Creek 1295 Comment
  RSA583037  Allium praecox Timothy S. Ross 1993-4-22 6872 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northwesterly slope 350 meters ENE of peak. 419 Comment
  SBBG12951  Allium praecox E. R. Blakley 1962-6-10 5243 Los Angeles 0.25 mi up cyn from its mouth; cyn half way between Eel Pt and Seal Cove 45 Comment
  RSA0097183  Allophyllum divaricatum R. G. Swinney 2011-6-1 14962 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  RSA410052  Allophyllum divaricatum Samuel R. Tyson 1942-5-5 s.n. Los Angeles San Dimas Canyon. 640 Comment
  RSA151507  Allophyllum glutinosum P. H. Raven 1962-5-23 17858 Los Angeles Santa Catalina Island: near Bird Park, Memorial Canyon, Avalon. Comment
  SEINET2444447  Allophyllum glutinosum Tim Ross, Peter Fritsch 1990-6-20 3666 Los Angeles San Gabriel Mountains. Rincon-Red Box Rd. (2N24); ridgetop between W Fk San Gabriel River and Roberts Canyon. 1256 Comment
  UCR277152  Allophyllum glutinosum R. G. Swinney 2011-6-15 15199 Los Angeles San Gabriel Mountains, SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail 1622 Comment
  RSA131041  Allophyllum glutinosum Percy C. Everett, E. K. Balls 1959-6-2 23832 Los Angeles 1 mi. NE of entrance to Stokes Canyon. 229 Comment
  JEPS58604  Alnus rhombifolia C. E. Hutchinson 1892-8-10 Los Angeles in small canyon near Altadena 243 Comment
  UCD110020  Alnus rhombifolia Geoffrey Levin 1975-1-19 457 Los Angeles San Dimas Canyon about 2 mi. above the reservoir. San Gabriel Mts. Mt. Range. Comment
  RSA402952  Amaranthus albus F. R. Fosberg 1931-4-29 S- 4720 Los Angeles Catalina Island. Middle Ranch Canyon, 1.5 miles below Eagle s Nest. 180 Comment
  RSA725788  Amaranthus blitoides A. C. Sanders, Mark Elvin 2002-6-18 25112 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusment park. 328 Comment
  RSA747392  Amaranthus blitoides A. C. Sanders, T. B. Salvato 2009-5-20 36875 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. ( Hwy 19) and west of Santa Anita Ave. 66 Comment
  RSA724045  Amaranthus blitum subsp. emarginatus R. E. Riefner 2007-8-3 7 -343 Los Angeles San Dimas, Puddingstone Reservoir, Bonelli Region County Park. 290 Comment
  SEINET3155481  Amaranthus palmeri E. A. Palmer 1887-1 sn Los Angeles Los Angeles Bay, L-Cal Comment
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Feb 24 2017
  CAS-BOT-BC13484  Amblyopappus pusillus Grant; Wheeler 1904-5-7 38 Los Angeles Glendora Comment
  CAS-BOT-BC42857  Ambrosia acanthicarpa George B. Grant 1897-10-4 s.n. Los Angeles Garvanza Comment
  CAS-BOT-BC44997  Ambrosia confertiflora Louis C. Wheeler 1931-10-16 255 Los Angeles 1 mile W of Arcadia 137 Comment
  LA201524  Ambrosia psilostachya Arthur C. Gibson; 2003-8-11 4882 Los Angeles 7 Comment
  RSA416986  Ambrosia psilostachya M. B. Dunkle 1930-7-23 2439 Los Angeles Little Harbor, Santa Catalina Island. Comment
  RSA6000  Ambrosia psilostachya C. B. Wolf 1932-10-5 4241 Los Angeles Santa Catalina Island. In ravine at junction of Isthmus road and road to Black Jack Peak. 244 Comment
  CAS-BOT-BC45016  Ambrosia psilostachya Peter H. Raven; Henry J. Thompson 1959-10-18 14674 Los Angeles Near mouth of Malibu Creek on north arm of Malibu Lake. 220 Comment
  RSA5882  Ambrosia psilostachya C. B. Wolf 1932-9-16 4100 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
  RSA641682  Amelanchier utahensis Orlando Mistretta 1993-6-2 849 Los Angeles San Gabriel Mountains: Viscinity of Mt. Baden Powell. Near Vincent Gap, north slope of Mt. Baden Powell above Vincent Gulch. 2043 Comment
  RSA729488  Amelanchier utahensis R. G. Swinney 1999-6-21 7386 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  RSA772277  Amorpha californica R. G. Swinney 2009-5-8 10696 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  CAS-BOT-BC180635  Amorpha californica var. californica Scott D. White; Justin Wood 2008-5-6 11933 B Los Angeles Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, SCE powerline corridor, SE corner of county, Firestone Boy Scout Reservation - Puente/Chino Hills 365 Comment
  UC80650  Amorpha fruticosa Anstruther Davidson Los Angeles Los Angeles Comment
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Jul 1 2010
  RSA724778  Amsinckia intermedia K. Dobry 1991-3-15 411 Los Angeles San Gabriel Mts at Elsmre Cyn Comment
  SBBG63531  Amsinckia intermedia R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  POM127661  Amsinckia menziesii var. menziesii S. B. Parish 1919-4-19 19255 Los Angeles Lone Hill, near San Dimas Comment
  UCD119793  Amsinckia spectabilis Richard Bates 1949-3-1 s.n. Los Angeles Point Dume, west of Malibu. Comment
  RSA702482  Amsinckia tessellata Scott D. White 2004-5-5 10295 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  SJSU1845  Amsinckia tessellata C. W. Sharsmith 1957-4-13 6376 Los Angeles 1 mi S of Gorman 1066 Comment
  UCR51041  Amsinckia tessellata A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7772 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  POM368388  Amsinckia tessellata N. C. Cooper 1948-4-21 2671 Los Angeles Littlerock 762 Comment
  CDA5473  Anagallis arvensis Phillipson 1915-6-8 Los Angeles Monrovia. Comment
  SFV20878  Andropogon glomeratus var. scabriglumis L. Gross 2000-8-25 264 Los Angeles San Fernando Valley Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park heading toward Hansen Dam. East side of Hansen Dam. 325 Comment
  UCR184124  Androsace elongata subsp. acuta A. C. Sanders, T. B. Salvato 2007-4-24 33483 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
  POM9877  Anemopsis californica I. M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  RSA503836  Anemopsis californica Frances M. Morey 1922-5-15 s.n. Los Angeles West Adams Street. Comment
  RSA578790  Anemopsis californica T. S. Ross, Steve D. Boyd 1994-7-7 8169 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  POM220648  Angelica tomentosa L. C. Wheeler 1932-7-2 906 Los Angeles Browns Flat, San Gabriel Mts. 1310 Comment
  SBBG68170  Anisocoma acaulis R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  UC831198  Anthemis cotula Ezra C. Knopf 114 Los Angeles Santa Catalina Island Comment
  RSA296164  Anthemis cotula Mark Hoefs 1973-5-14 276 Los Angeles Santa Catalina Island, Road to Memorial by Pump House, Upper Avalon Canyon. 61 Comment
  UCR197094  Anthriscus caucalis LeRoy Gross 2007-4-21 2640 Los Angeles Transverse Range; Verdugo Mountains, north side of the range, Engleheard Canyon up canyon from Camp Max Straus at the end of Shirley Jean Street 416 Comment
  JEPS14986  Antirrhinum kelloggii Ira W. Clokey, B. Templeton Mar 1929 4487 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  JEPS23723  Antirrhinum multiflorum Peter H. Raven and Henry J. Thompson 1959-9-27 14551 Los Angeles 1.0 mi e Newton Canyon (Latigo Canyon Road); Santa Monica Mountains 563 Comment
  RSA729337  Antirrhinum multiflorum R. G. Swinney 1999-7-28 7583 Los Angeles San Gabriel Mtns.: Iron Fork, a western tributary of East Fork San Gabriel River Canyon, c. 200 m above confluence. 951 Comment
  SBBG95460  Antirrhinum nuttallianum subsp. subsessile M. B. Dunkle 1928-4-29 1903 Los Angeles Little Harbor Comment
  SBBG34567  Aphanes occidentalis S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 499 Los Angeles Cape Cyn, just E of Cape Cyn Rd, ca. 3.1 rd mi from top of Black Jack Rd 304 Comment
  SBBG131485  Aphanisma blitoides S. A. Junak 1996-4-11 SCI 284 Los Angeles small butte at S end of rocky beach, ca. 0.85 mi N of Eel Pt 12 Comment
  SBBG98625  Aphanisma blitoides T. Ross 1991-5-20 5349 Los Angeles un-named knoll ca. 5500' S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  RSA681887  Apiastrum angustifolium Scott D. White, Michael Honer 2003-6-18 9565 Los Angeles Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  RSA470404  Apium graveolens H. de Forest 1931-8-7 s.n. Los Angeles Topanga canyon Comment
  RSA403094  Apocynum cannabinum Anstruther Davidson 1902-5-1 1098 Los Angeles Riveria Comment
Read comments
Sep 11 2007
  UCR272840  Apocynum cannabinum R. G. Swinney 2011-6-1 14936 B 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
  UCR123248  Aptenia cordifolia A. C. Sanders, Mark Elvin, , Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25568 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  RSA0125921  Arabidopsis thaliana LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1040 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  LA200295  Arabis glabra var. glabra Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR219409  Arabis sparsiflora R. G. Swinney 2009-4-1 10240 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  RSA756797  Arabis sparsiflora var. arcuata Orlando Mistretta, Christine Mistretta 2008-4-21 2515 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA730254  Aralia californica R. G. Swinney 1999-6-25 7417 Los Angeles San Gabriel Mtns.: south fork of Fern Canyon, NE of Browns Flat 1280 Comment
  CLARK-A1528-1142  Arbutus menziesii Adelbert Lee Haines 1937-4-17 Los Angeles Santa Anita Canyon 548 Comment
  RSA127928  Arctostaphylos canescens subsp. canescens P. H. Raven, Henry J. Thompson 1959-2-25 13808 Los Angeles 1.2 miles east of summit, Saddle Peak. 671 Comment
  CAS-BOT-BC23860  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Catalina Island, canyon above Whites Landing 457 Comment
  RSA626699  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-23 15710 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA626765  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20335 Los Angeles Road to Mt. Gleason, 5 km west of Mill Creek Summit. 1670 Comment
  POM367278  Arctostaphylos glandulosa subsp. mollis Geo L. Moxley 1919-9-1 713 Los Angeles Ridge 1/2 mile north of Mt. Hollywood, Griffith Park. Comment
  RSA719198  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1998-4-11 5944 Los Angeles Claremont, hills c. 0.75 mi. NE of Padua Hills Restaurant, 0.4 SW of Potato Mtn. 823 Comment
  RSA0092470  Arctostaphylos glauca R. G. Swinney 2011-10-27 15912 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA631622  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15772 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA0087362  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16045 Los Angeles Ridge Route, 9 km south of Liebre Gulch turnoff, Liebre Mountains. 1000 Comment
  UC213253  Arctostaphylos parryana I. M. Johnston 1917-7-4 1468 Los Angeles San Antonio Mountains 1828 Comment
  RSA634359  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20625 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 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
  RSA634843  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20510 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634908  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22054 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635071  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1992-8-3 11158 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA635090  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20412 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA635159  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20273 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA635247  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20647 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR185347  Arenaria pusilla A. C. Sanders 2007-4-25 33558 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  CAS-BOT-BC401602  Argemone corymbosa subsp. corymbosa Timothy S. Ross; Steve Boyd 1994-5-24 7863 Los Angeles Liebre Mountains. Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  UC1587659  Argemone munita Tim Ross 1991-8-14 5759 A Los Angeles San Gabriel Mountains, Roundtop Mountain Roundtop Mountain; San Gabriel Mountains, Roundtop Mountain 1877 Comment
  HSC16731  Argemone munita C. S. Apperson 1967-6-3 Los Angeles 15 mi. E of Hwy. 99 on Ave. D Comment
  UCSB2122  Argemone munita Kamb, Peter 1947-6-9 Los Angeles Angeles Crest Highway above Shortcut Canyon, San Cabriel Mts., Upper Sonoran Zone 1371 Comment
  SBBG110998  Aristida adscensionis A. Parikh, N. Gale 1998-5-28 LA- 2 Los Angeles S of Agoura Hills; N of Triunfo Cyn Rd, near intersection of Kanan Rd 270 Comment
Read comments
Jun 23 2010
  UCD56414  Aristida adscensionis Beecher Crampton 1968-8-10 8320 Los Angeles Santa Catalina Island, Avalon. Comment
  RSA527595  Artemisia californica Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4420 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA670297  Artemisia californica Joseph M. Keefe 2001-3-19 31140 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  RSA417271  Artemisia douglasiana Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  CAS-BOT-BC93870  Artemisia dracunculus Peter H. Raven 1957-9-21 11318 Los Angeles Hill at n.w. end of U.C.L.A. campus, Los Angeles Comment
  UCR209612  Artemisia dracunculus R. G. Swinney 2008-10-10 9576 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UC284246  Artemisia ludoviciana subsp. incompta P. A. Munz 1923-9-1 7711 Los Angeles narrow n facing canyon at old sawmill; San Gabriel Mts., Swartout Valley 2042 Comment
  UCR145457  Artemisia tridentata L. C. Wheeler 1956-9-16 7239 Los Angeles San Gabriel Mountains, Guffy Camp, Blue Ridge 2500 Comment
  UCR24341  Artemisia tridentata John C. Roos 1937-8-11 2527 Los Angeles Newhall Comment
  SBBG62479  Artemisia tridentata subsp. parishii Miss Weld 1931-11-15 Los Angeles Lancaster Comment
  RSA532649  Artemisia tridentata subsp. tridentata Timothy S. Ross 1991-8-14 5781 Los Angeles Roundtop [Mtn], San Gabriel Mountians. 1921 Comment
  RSA187745  Arthrocnemum subterminale R. F. Thorne 1966-4-4 s.n. Los Angeles Santa Catalina Island: salina behind Ballast Point, Catalina Harbor, Isthmus. Comment
  RSA401380J  Asclepias californica Anstruther Davidson 1893-7-4 s.n. Los Angeles Rock Creek. Comment
  RSA617465  Asclepias californica Scott D. White, Sandra L. Leatherman 1998-6-4 6642 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway/Old Ridge Route and lake. Proposed North Lake Planned Community. 427 Comment
  SFV2797  Asclepias californica K. A. Wilson 1962-5-12 1280 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  UC449985  Asclepias fascicularis Geo. B. Grant 1904-7-8 63 -6319 Los Angeles Cienega Comment
  RSA69908  Asclepias fascicularis F. W. Peirson 1918-8-16 149 Los Angeles San Gabriel Mtns: Camp Baldy. 1371 Comment
  RSA686319  Aspidotis californica George B. Grant 1903-1 178 Los Angeles Santa Monica Range Comment
  RSA611773  Aster greatae L. C. Wheeler 1933-8-14 2082 Los Angeles San Dimas Canyon. 640 Comment
  UCR261779  Aster greatae R. G. Swinney 2010-9-13 13844 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  SD122700  Astragalus brauntonii James C. Dice, W. E. Tippets & Dan Martin 1988-4-6 846 Los Angeles Santa Monica Mountains, Topanga State Park, Trailer Canyon Fire Rd., ca. 2.7 km ESE of Trippet Ranch and 1.3 km NNW of Palisades Highlands Res 345 Comment
  RSA90155  Astragalus didymocarpus var. didymocarpus F. W. Peirson 1903-3-28 2345 Los Angeles Benedict's Canyon, Santa Monica Mountains. Comment
  RSA12345  Astragalus douglasii C. B. Wolf 1933-6-25 5720 Los Angeles Ridge Route rd. near Gormans at junction with rd. to Hungry Valley, Liebre Mts. 1037 Comment
  RSA609129  Astragalus douglasii var. douglasii L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Divide between Punchbowl Canyon and Watkins Creek, at end of road and beginning of Burkhart Trail. 1585 Comment
  UC862687  Astragalus douglasii var. douglasii Carl B. Wolf 1932-10-21 4365 Los Angeles 1 mi e below Big Pines Park (Swartout Valley, (Swarthout Valley?), San Gabriel Mts.); San Gabriel Mts., Swartout Valley, below Big Pines Park 1981 Comment
  IRVC26984  Astragalus gambelianus A. C. Sanders 2003-4-17 26066 Los Angeles Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns. 396 Comment
  POM145515  Astragalus lentiginosus J. B. Feudge 1925-5-23 1133 Los Angeles Lancaster. 716 Comment
  UC63672  Astragalus lentiginosus var. antonius H. M. Hall Jun 3 1900-Jun 6 1900 1485 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon 1889 Comment
  RSA415598  Astragalus lentiginosus var. variabilis Ralph Hoffmann 1930-5-19 s.n Los Angeles 4 miles east of Oak Grove, Mint Canyon. Comment
  CAS-BOT-BC187483  Astragalus leucolobus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  CAS-BOT-BC193086  Astragalus pycnostachyus var. lanosissimus Ernest Braunton 1902-9-1 682 Los Angeles Ballona Meadows Comment
  CAS-BOT-BC27796  Astragalus tejonensis Cyrus Guernsey Pringle 1882-5-13 s.n. Los Angeles Hills near Tejon Pass Comment
  CAS-BOT-BC194069  Astragalus trichopodus var. lonchus Le Roy Abrams 1901-4-1 1187 Los Angeles Ballona Harbor Comment
  LA200437  Astragalus trichopodus var. lonchus M. Baldwin; Harvey Anderson, L. Ellison 1930-3-7 sn Los Angeles Comment
  RSA90709  Astragalus trichopodus var. lonchus F. W. Peirson 1908-4-18 7695 Los Angeles Point Fermin Comment
  IRVC26206  Astragalus trichopodus var. phoxus A. C. Sanders 2003-5-1 26255 Los Angeles SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property Western San Gabriel Mtns. 396 Comment
  CAS-BOT-BC17504  Athysanus pusillus Munz; Street; Williams 1919-3-8 2294 Los Angeles Pomona. Comment
  UCR146252  Athysanus unilateralis Steve Boyd, Lee W. Lenz 2001-5-2 10421 Los Angeles Transverse Ranges; Liebre Mountains region, along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route 963 Comment
Read comments
Dec 19 2008
  LA51480  Atriplex californica Peter H. Raven; Henry J. Thompson 1959-6-4 14341 Los Angeles Santa Monica Mountains, Point Dume 12 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
  CHSC101741  Atriplex glauca R. E. Riefner Jr. 2008-12-27 08 -386 Los Angeles City of Malibu, ocean bluff W of El Matador State Park. UTM: 11S 0326443E 3767999N. 3 Comment
  UCR208439  Atriplex glauca R. E. Riefner Jr. 2007-3-10 07- 121 Los Angeles South Coast, Palos Verdes Peninsula, vicinity of Via Alar and Palos Verde Drive West 64 Comment
  UC850843  Atriplex leucophylla F. R. Fosberg 1931-5-18 S 4894 Los Angeles Little Harbor , Little Harbor (Santa Catalina Island) 2 Comment
  RSA0046813  Atriplex leucophylla Mark L. Hoefs 1995-5-30 2158 Los Angeles Santa Catalina Island: Ben Weston Beach. 4 Comment
  RSA642088  Atriplex phyllostegia Orlando Mistretta, Mark Elvin 1995-3-30 s.n. Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  SBBG72582  Atriplex phyllostegia R. Hoffmann 1931-8-25 Los Angeles Lancaster Comment
  SBBG128291  Atriplex prostrata M. L. Hoefs, S. A. Junak, K. Kirkland 1998-10-22 2997 Los Angeles Cherry Valley, above beach 6 Comment
  RSA600987  Atriplex semibaccata L. C. Wheeler 1967-6-26 9907 Los Angeles San Gabriel Mountains : Placerita Canyon. 548 Comment
  SD51863  Atriplex semibaccata Peter H. Raven 1962-7-10 17948 Los Angeles San Clemente Island; near west shore of island due west of Wall 2. Comment
  UCR272919  Atriplex suberecta Steven A. Junak 2000-10-12 SCa- 1407 Los Angeles Channel Islands, Santa Catalina Island, Skull Canyon, 0.4 mi from Middle Canyon Road, just outside gate at storage yard 204 Comment
  SD69366  Atriplex watsonii Robert F. Thorne, P. Everett 1965-5-11 34546 Los Angeles Santa Catalina Island, north of Catalina Harbor Comment
  UCR125390  Avena barbata A. C. Sanders, Mark Elvin 2003-3-5 25733 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  HSC9020  Avena fatua C. E. Fellows 1965-12-20 192 Los Angeles City of Reseda, 0.5 mi. S of Victory Blvd. on the Balboa Blvd. at Los Angeles River Comment
  RSA726012  Avena fatua A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26142 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  SBBG127476  Avena sativa M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-6 3020 Los Angeles Parson's Landing 4 Comment
  SD239478  Azolla filiculoides A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27131 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle (Val Verde 7.5'Q) 280 Comment
  UCR109011  Azolla filiculoides L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  SBBG14037  Azolla filiculoides P. H. Raven 1962-5-22 17853 Los Angeles Middle Crk about 1 mi below ranch Comment
  CAS-BOT-BC98729  Baccharis douglasii Carl B. Wolf 1932-9-16 4090 Los Angeles Bryant Ranch, 100-150 ft. W. of State Highway, at extreme SE corner of Pacific Western Oil Co. Lease 3 Comment
  RSA599023  Baccharis emoryi L. C. Wheeler 1967-11-9 s.n. Los Angeles Eaton Wash. Comment
  RSA599738  Baccharis emoryi L. C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mountain: Barrel Springs. 899 Comment
  OBI69358  Baccharis pilularis John Knapp, Denise Knapp 2002-11-27 7 Los Angeles Santa Catalina Island Comment
  UC1118878  Baccharis pilularis R. St. John 1930-1-21 76 Los Angeles creek bottom w of Plot #12; Triunfo Pass Quad. 335 Comment
  UCR126786  Baccharis sarothroides Mark A. Elvin 2003-6-12 2947 Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  UCR178893  Baccharis sarothroides R. G. Swinney 1989-9-11 s.n. Los Angeles San Gabriel Mtns. Foothills, Glendora, east end of South Hills, at end of High Country Drive 305 Comment
  RSA248857  Bassia hyssopifolia R. F. Thorne 1973-4-12 42980 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  POM350806  Bellis perennis N. C. Cooper 1945-3-9 1691 Los Angeles Campus, USC. Los Angeles, Calir. Comment
  CDA4003  Bituminaria bituminosa P. A. Munz 1962-5-29 24319 Los Angeles San Gabriel Mountains: Millard Canyon. Comment
  UC2029998  Bituminaria bituminosa Valerie Soza, LeRoy Gross 2001-4-18 1140 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, between Little Santa Anita and Santa Anita Canyons, north side of Santa Anita Canyon Road. Comment
  CATA651  Bloomeria crocea Mark L. Hoefs 1991-4-18 1125 Los Angeles Santa Catalina Island: By road above Parson's Landing 129 Comment
  RSA652074  Bloomeria crocea Frank Sparks 1948-4-19 sn Los Angeles Collected on side of foothills north of the San Fernando Valley. 914 Comment
  RSA652692  Bloomeria crocea Phillip Robinson 1991-5-19 368 Los Angeles Sycamore Canyon 0.25 miles south of intersection of Beverly Blvd and Workman Mill Road. 1.75 miles east of Workman Mill Rd on trail into canyon. [City of Industry, SW of Rio Hondo College, east of 605 Fwy] Comment
  UC72254  Bloomeria crocea Miss E. D. Palmer 1904-11-1 Los Angeles Vicinity of Los Angeles Comment
  CAS-BOT-BC14586  Boechera pulchra Timothy S. Ross; Steve Boyd 1994-6-23 8025 Los Angeles Liebre Mountains. Sawmill Mountain. 5514 foot summit and immediately adjacent slopes. 1680 Comment
  UCD114425  Boechera pulchra Daryl Koutnik; Bruce Holguin 1978-4-1 217 Los Angeles West side of Sierra Hwy. and 1 mile north of State Hwy. 14. 987 Comment
  UCD114427  Boechera pulchra Steve Mason; Helen M. Mason 1993-5-9 36 Los Angeles Mt. Pines area, Lockwood Valley Rd., 3.7 mi. from Mnt. Pios Hwy, on the right side of the road. 1645 Comment
  SD260231  Boechera sparsiflora R. G. Swinney 2011-5-31 14917 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1 - 0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. Station Fire burn of 2009. 1096 Comment
  UCR147803  Boschniakia strobilacea L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns., Devils Canyon near Bear Creek Divide 1707 Comment
  POM1034  Bothriochloa barbinodis Le Roy Abrams 1903-3-11 3110 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  SBBG96535  Bothriochloa barbinodis M. C. Carroll 1990-9-29 3005 Los Angeles NW of Sullivan's Beach 60 Comment
  SBBG133188  Brassica geniculata J. Savage 2003-4-11 JS- 1 -2003 Los Angeles San Clemente Island [old landing field] 259 Comment
  UCR281333  Brassica geniculata R. G. Swinney 2014-5-27 16670 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA0084246  Brassica nigra L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Between Little Tujunga and Oliver Canyons 556 Comment
  UCR23555  Brassica rapa John C. Roos 1941-2-17 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  RSA482913  Brassica rapa Ora M. Clark 1929-1-13 1470 Los Angeles N of San Pedro. Comment
  LA203093  Brickellia californica A. M. Johnson; 1927-10-21 12 Los Angeles E of Palmdale Comment
  RSA607921  Brickellia californica L. C. Wheeler 1961-6-13 7873 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCD129632  Brickellia californica John Thomas Howell 1950-11-9 27482 Los Angeles 4 miles south of Newhall on Foothill Blvd. Comment
  UCR271210  Brickellia californica R. G. Swinney 2011-11-1 15962 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UCR95761  Brickellia californica Lauren Raz, Steve Boyd 1996-10-23 026 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  SBBG66104  Brickellia nevinii R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR146463  Brickellia nevinii Orlando Mistretta 1992-6-12 570 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  SBBG113057  Brodiaea jolonensis S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 598 Los Angeles N of Airport Rd, at S end of Whitley's Pk Ridge 417 Comment
  RSA717959  Bromus arvensis R. G. Swinney, Dave Larson 1996-8-7 5247 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s 1524 Comment
  SBBG56650  Bromus berteroanus R. Hoffmann 1932-4-27 Los Angeles NW of Lancaster Comment
  SBBG131614  Bromus carinatus S. A. Junak 1999-5-8 SCa 918 Los Angeles Fern Cyn, Cottonwood Cyn watershed, just upstream from fenceline, elevated floodplain Comment
  RSA775911  Bromus carinatus var. carinatus Orlando Mistretta, Christine Mistretta 2010-5-26 5217 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1311 Comment
  UCD58268  Bromus carinatus var. carinatus Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy Camp. Comment
  CATA863  Bromus diandrus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1672 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  LA13814  Bromus diandrus A. M. Johnson; 1937-10-28 83 Los Angeles SANTA MONICA MOUNTAINS, Above W.P.E. near Sunset, UCLA campus. Comment
  RSA362411  Bromus diandrus Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  CAS-BOT-BC155592  Bromus grandis W. A. Silveus 1938-6-1 2754 Los Angeles Mount Wilson Observatory. Comment
  RSA92042  Bromus grandis F. W. Peirson 1918-5-19 1556 Los Angeles Millard's Canyon, south base of San Gabriel Mts. Comment
  LA13776  Bromus hordeaceus A. M. Johnson; 1932-4-8 3939 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  UCR260367  Bromus hordeaceus R. G. Swinney 2010-4-30 12444 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR273761  Bromus madritensis R. G. Swinney 2011-5-10 14635 A Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  CATA610  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-8 1060 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  SD260154  Bromus madritensis subsp. rubens R. G. Swinney 2010-5-19 12830 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. 1349 Comment
  CAS-BOT-BC161858  Bromus rubens L. R. Abrams 1927-4-30 11709 Los Angeles Head of Antelope Valley. Comment
  POM363948  Bromus rubens Jack Rempel 1932-3-19 s.n. Los Angeles El Segundo. Comment
  RSA0089150  Bromus rubens R. G. Swinney 2010-3-24 12056 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SBBG95224  Bromus rubens M. B. Dunkle 1928-3-31 1778 Los Angeles Little Harbor Comment
  UCR182743  Bromus rubens R. G. Swinney 1998-4-11 5936 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  UCR280557  Bromus rubens R. G. Swinney 2014-4-17 16072 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  IRVC26169  Bromus sterilis A. C. Sanders, Mark A. Elvin 2003-6-18 26963 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  UCR94698  Bromus trinii A. C. Sanders, E. J. Lott 1993-5-6 13951 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UCR97650  Bromus trinii A. C. Sanders, D. Woodard & G. Goodlet 1997-2-7 19671 Los Angeles Mojave Desert: Antelope Valley, Little Rock, W side of Little Rock Wash just north of the RR and among gravel pits. 832 Comment
  RSA127932  Buddleja saligna P. H. Raven, Henry J. Thompson 1958-10-11 137961 Los Angeles Saddle Peak, 0.3 miles south of junction of roads at summit., Lat N 34 , 05 ; Long. 118 39 W. 732 Comment
  RSA0116265  Calandrinia ciliata A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31952 Los Angeles Tehachapi Mtns. Foothills: south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  SBBG98086  Calandrinia menziesii T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5122 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  LA29128  Calochortus albus Mary V. Hood; 1941-4-27 41 72 k Los Angeles SANTA MONICA MOUNTAINS, near Malibu Lake. 213 Comment
  CAS-BOT-BC132272  Calochortus catalinae George B. Grant; Walter Wheeler 1904-4-21 126 a/1847 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  UCSB45424  Calochortus catalinae Batson, J. 1979-5-12 Los Angeles End of Trancas Canyon Road near Malibu, CA. 91 Comment
  CAS-BOT-BC132336  Calochortus clavatus Tim Ross; Steve Boyd 1993-5-23 7249 a Los Angeles Lower, easterly ridge of Red Mtn, ca 700-840 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  RSA495625  Calochortus invenustus S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 333 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2017 Comment
  RSA680200  Calochortus invenustus Valerie Soza, Sarah J. De Groot 2003-6-11 1655 Los Angeles San Gabriel Mountains: Praire Fork, southeast of Cabin Flat. 1799 Comment
  LA29033  Calochortus plummerae Mary V. Hood; 1943-6-24 43 68 * Los Angeles SANTA MONICA MOUNTAINS, Bronson (now Brush) Canyon, Griffith Park Comment
  RSA577791  Calochortus splendens Louis C. Wheeler 1933-5-12 1721 Los Angeles Puddingstone Canyon, San Jose Hills. 244 Comment
  SBBG57741  Calochortus striatus R. Hoffmann 1930-4-28 Los Angeles Lancaster 711 Comment
  RSA725180  Calycoseris parryi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -96 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UCR209910  Calyptridium R. G. Swinney 2008-7-24 9286 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  JEPS52562  Calyptridium monandrum Frank W. Peirson 1918-6-4 33 Los Angeles Foothills e of Rubio Canyon 609 Comment
  UCR193439  Calyptridium monandrum R. G. Swinney 1999-6-5 7272 Los Angeles San Gabriel Mtns., western end of ridge extending from Big John Peak, above Big John Flat 1793 Comment
  UCR50860  Calyptridium monandrum A. C. Sanders 1988-5-18 7827 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UCR255505  Calystegia macrostegia subsp. arida Dan S. Cooper 2014-6-4 614- 18 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Hollywood Reservoir, eastern edge of perimeter road/Canyon Lake Dr. 233 Comment
  UCSB22093  Calystegia occidentalis Wilken, Dieter 1967-7-15 Los Angeles Near summit of Mt. Gleason west of Mill Creek Summit in the San Gabriel Mtns. 1981 Comment
  CAS-BOT-BC418630  Calystegia occidentalis subsp. fulcrata R. K. Brummitt; S. M. Namoff 2012-6-7 22036 Los Angeles Angeles National Forest, San Gabriel Mts., N side of Big Pine hwy, 50 m W of junction with Hwy 2 2080 Comment
  SBBG119274  Calystegia occidentalis subsp. fulcrata O. Mistretta 1995-6-23 1841 Los Angeles Lookout Mtn Trail 1813 Comment
  RSA0008258  Calystegia sepium subsp. limnophila Anstruther Davidson 1902-05 1892 Los Angeles Riviera [Pico Rivera]. Comment
  UCR259563  Camissonia bistorta R. G. Swinney 2010-4-1 12131 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA159497  Camissonia boothii subsp. desertorum Thomas Craig, W. Simonds 1928-4-28 1020 Los Angeles Mojave Desert. 10 miles south of Adelanto. Comment
  SEINET13203250 Image available Camissonia californica R. G. Swinney 2011-1 14515 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR220236  Camissonia californica R. G. Swinney 2009-4-15 10337 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, north of Azusa, El Encanto Azusa River Wilderness Park 296 Comment
  RSA0070128  Camissonia campestris Orlando Mistretta, Christine Mistretta 2003-4-30 1987 Los Angeles Saddleback Butte State Park. 824 Comment
  RSA507526  Camissonia campestris subsp. campestris Louis C. Wheeler 1967-7-24 9740 Los Angeles San Gabriel Mountains, Angeles National Forest, Indian Canyon. 701 Comment
  UCR240242  Camissonia cheiranthifolia Dan S. Cooper 2012-9-6 912- 68 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  SEINET12188973  Camissonia cheiranthifolia J. F. Bright, Wyman, C. 1931-1 5580 Los Angeles Manhattan Beach Comment
  POM3350  Camissonia cheiranthifolia subsp. suffruticosa D. L. Crawford, Hiatt 1916-3-29 s.n. Los Angeles Along beach, Santa Monica Comment
  RSA454039  Camissonia cheiranthifolia subsp. suffruticosa T. S. Clare 1929-2-15 s.n. Los Angeles El Segundo. Comment
Read comments
Feb 25 2017
  UCR151336  Camissonia hirtella Steve Boyd, Amber Maurice 2004-5-18 11319 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  RSA311277  Camissonia hirtella Robert F. Thorne 1969-7-2 38293 Los Angeles San Gabriel Mountains, Angeles National Forest: near Chilao Creek, Upper Chilao Campground 1616 Comment
  POM50608  Camissonia lewisii L. R. Abrams 1899-03 300 Los Angeles Ballona Harbor Comment
  UCR194151  Camissonia pallida A. C. Sanders 2008-4-13 34883 Los Angeles Western Mojave Desert, Antelope Valley, Llano, 165th St. East, 0.3 mi. N of Hwy 138, 0.2 mi. S of Ave. 'V 955 Comment
  POM96033  Camissonia pallida subsp. pallida P. A. Munz 1926-4-4 10013 Los Angeles 2 miles north of Saugus. Comment
  RSA0053874  Camissonia strigulosa R. G. Swinney 2010-5-11 12625 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  UCR229156  Camissonia strigulosa Dan S. Cooper 2011-4-22 411- 48 Los Angeles San Fernando Valley, Sun Valley, on Tujunga Ave near Keswick Street 240 Comment
  SFV16098  Camissoniopsis bistorta J. M. Kneitel 1995-4-28 45 Los Angeles San Gabriel Mountains Kagel Canyon. Dexter Park. 425 Comment
  LA200697  Camissoniopsis cheiranthifolia subsp. suffruticosa M. Zaitlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Zuma Beach, Zuma Beach Comment
  UC1922278  Camissoniopsis hirtella Valerie Soza, Miriam Sidibeh 2003-3-26 1597 Los Angeles Transverse Ranges; Verdugo Mountains; North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Drive intersection 625 Comment
  CAS-BOT-BC160534  Camissoniopsis lewisii LeRoy Abrams 1903-4-8 3232 Los Angeles Railroad embankment, Inglewood Comment
  UCSB41801  Capsella bursa-pastoris Holland, Don 1971-3-17 Los Angeles On west end of Puddingstone Reservoir, off San Dimas Ave. 335 Comment
  UC855941  Cardamine californica I. W. Clokey, E. G. Anderson 1935-5-9 6649 Los Angeles San Dimas Canyon Comment
  RSA187724  Cardamine californica var. integrifolia R. F. Thorne 1966-4-7 35962 Los Angeles Cherry Valley, Santa Catalina Island. 61 Comment
  RSA608258  Cardamine californica var. integrifolia L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  RSA484636  Cardamine oligosperma H. E. Hasse 1898-3-1 s.n. Los Angeles Creek bank, Topanga Canyon, Comment
  CDA19946  Cardaria chalepensis J. Santos 2002-7-1 PDR 053581 Los Angeles Southern California; 98th St W & Leona Valley Ave. 0 Comment
  CATA1391  Carduus pycnocephalus Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2529 Los Angeles Santa Catalina Island: Below airport runway, by Buffalo Springs Reservoir 438 Comment
  RSA751114  Carduus pycnocephalus Justin M. Wood 2009-6-5 841 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR125556  Carduus pycnocephalus A. C. Sanders 2003-5-26 26854 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
  UCR271255  Carex R. G. Swinney 2011-5-12 14697 Los Angeles San Gabriel Mountains, Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek 1183 Comment
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Sep 12 2018
  RSA639180  Carex alma L. C. Wheeler 1966-10-1 8933 Los Angeles San Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  RSA730301  Carex alma R. G. Swinney 1999-6-18 7301 Los Angeles Big John Flat, SE end along canyon bottom of east of fork of Boulder Canyon. 1732 Comment
  UCR273809  Carex alma R. G. Swinney 2011-6-15 15198 A Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  JEPS45927  Carex barbarae Louis C. Wheeler 1936-6-21 4169 Los Angeles W Fork Palmer Canyon, San Gabriel Mountains 640 Comment
  SEINET11630074  Carex barbarae H. E. Hasse 1888-1 s.n. Los Angeles Los Angeles Comment
  RSA0025150  Carex fracta Jane Tirrell 2012-6-11 LS 0062 Los Angeles Lily Spring; north-facing forested slope near spring pproximtely 0.25 miles northwest of Mt Hawkins 2455 Comment
  RSA600052  Carex fracta Steve Boyd, Lauren Raz 1997-5-20 9807 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  CAS-BOT-BC32085  Carex multicaulis George B. Grant 1902-7-1 138 Los Angeles Summit Mt. Wilson Comment
  RSA1436  Carex phaeocephala Le Roy Abrams 1901-07 1933 Los Angeles Mt. San Antonio 3049 Comment
  CAS-BOT-BC118412  Carex praegracilis LeRoy Abrams 1903-4-10 3239 Los Angeles Ballona marshes, near Mesmer Comment
  RSA656850  Carex schottii Valerie Soza, Laura Moore 2000-6-14 1015 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
  CAS-BOT-BC117417  Carex senta George B. Grant 1904-7-24 6436 Los Angeles Mt. San Gorgonio, High Creek. 2895 Comment
  SD181804  Carex subfusca Louis C. Wheeler 1967-9-3 10622 Los Angeles San Gabriel Mountains: 0.2 mile northeast Twin B. M. summit Mount Waterman. 2362 Comment
  CAS-BOT-BC115642  Carex triquetra LeRoy Abrams 1901-4-3 1280 Los Angeles Santa Monica Mts. 304 Comment
  CAS-BOT-BC115674  Carex triquetra O. D. Allen 1885-3-18 s.n. Los Angeles Near Pasadena. Comment
  UCR178185  Carex triquetra LeRoy Gross, Valerie Soza 2003-5-15 903 Los Angeles Transverse Ranges; Verdugo Mountains region, Northwest side of mtns, along ridgetop N of La Tuna Canyon Road and south of McDonald Creek, east of Elben Avenue and west of small canyon at the end of Elben Place 518 Comment
  HSC24290  Carpenteria californica James Henrickson 1970-5-2 4659 Los Angeles Rancho Santa Ana Botanic Garden 381 Comment
  UCR178187  Casimiroa tetrameria LeRoy Gross, Valerie Soza 2003-5-15 917 Los Angeles Transverse Ranges; Verdugo Mountains, Northwest side of mtns, along ridgetop N of La Tuna Canyon Road and south of McDonald Creek, east of Elben Avenue and west of small canyon at the end of Elben Place 1600 Comment
  UCD122155  Castilleja affinis Daryl Koutnik; Vickie Dawes 1978-5-12 481 Los Angeles Arroyo Sequit along Mulholland Highway. 548 Comment
  LA52013  Castilleja affinis Virginia Mars; 1951-3-10 s.n. Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon Comment
  SEINET3079362 Image available Castilleja angustifolia var. dubia Norman C. Cooper 1948-4-21 2667 Los Angeles Littlerock 762 Comment
  RSA772197  Castilleja applegatei R. G. Swinney 2009-5-27 10871 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  POM175584  Castilleja applegatei subsp. martinii E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon - North Fork, San Gabriel Canyon. Comment
  RSA654204  Castilleja applegatei subsp. martinii Kelly Middleton, David Middleton 1988-5-8 4 Los Angeles Glendora Ridge Road, 4.4 miles west of Mt Baldy Road intersection. 1220 Comment
  RSA659800  Castilleja applegatei subsp. martinii Brian McColgan 1988-5-16 18 Los Angeles 1 mile N of Padua on Mt. Blady Rd. 1067 Comment
  RSA682122  Castilleja applegatei subsp. martinii Valerie L. Soza, Bill Hogshead 2003-5-6 s.n. Los Angeles On Chantry Flat Road (2N41) from Picnic Ground to the north end of Santa Anita Canyon Road. 610 Comment
  CHSC14139  Castilleja exserta L. M. Mayer; I. J. Mayer 1974-4-10 146 Los Angeles Saugus turnoff e of Hwy 5. Comment
  IRVC27854  Castilleja foliolosa A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26111 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  POM71679  Castilleja foliolosa Philip A. Munz, M. Hill 1925-3-16 9355 Los Angeles Cobal Canyon, north of Claremont. 518 Comment
  SBBG17988  Castilleja foliolosa E. R. Blakley 1963-4-7 5525 Los Angeles Middle Ranch Cyn, ca. 2.5 mi above Middle Ranch 274 Comment
  SBBG31444  Castilleja foliolosa R. F. Thorne 1966-4-5 35802 Los Angeles paved rd on slope of Black Jack Mtn 411 Comment
  UC1409140  Castilleja foliolosa Robert F. Thorne and C. W. Tilforth 1973-4-20 43117 Los Angeles Mormon Rocks and Cajon Canyon San Gabriel Mts., San Bernardino National Forest (Mojave Desert slope) 1036 Comment
  RSA585946  Castilleja gleasoni Tim S. Ross, S. D. Boyd 1990-5-23 2629 Los Angeles Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1456 Comment
  SBBG109036  Castilleja grisea S. A. Junak 1996-5-30 SCl 556 Los Angeles ca. 0.3 mi ESE of Triangulation Pt "Red" 18 Comment
  RSA719586  Castilleja minor subsp. spiralis R. G. Swinney 1997-7-14 5674 Los Angeles Glendora, Big Dalton Canyon Debris Basin, Big Dalton Canyon 341 Comment
  RSA0086399  Caulanthus amplexicaulis R. G. Swinney 2008-5-5 8756 Los Angeles San Gabriel Mtns.: Big Rock Creek at Paradise Springs. 1427 Comment
  RSA600414  Caulanthus amplexicaulis Steve Boyd, Lauren Raz 1997-4-30 9633 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  SBBG125209  Caulanthus amplexicaulis A. Parikh, N. Gale 2010-6-19 3353 Los Angeles Upper Big Tujunga Cyn, 0.8 km W of Shortcut Station, 0.6 km N of St Hwy 2, San Gabriel Mtns 1255 Comment
  RSA610969  Caulanthus amplexicaulis var. amplexicaulis L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  UC10890  Caulanthus coulteri Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  SFV10192  Caulanthus inflatus J. G. Cuti 1978-4-2 39 Los Angeles About 3 miles south of Saddleback Butte State Park on Highway 170th., off shoulder. 30 Comment
  UCR273268  Caulanthus lasiophyllus R. G. Swinney 2011-5-10 14654 Los Angeles San Gabriel Mountains, Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  CAS-BOT-BC47901  Ceanothus arboreus Reid Moran no date 607 Los Angeles Santa Catalina Island - Ridge between Johnson's Valley and Howland's Valley Comment
  RSA188098  Ceanothus arboreus Robert F. Thorne 1965-6-23 35003 Los Angeles Santa Catalina Island, lower portion of Hamilton Canyon near main fork. 122 Comment
  LA36843  Ceanothus crassifolius Roxana S. Ferris; 1941-3-9 10321 Los Angeles Santa Susana Mountains, Pico Canyon, Ca. 2 mi. W of U.S. Hwy. 99 Comment
  RSA17557  Ceanothus crassifolius Carl B. Wolf 1936-5-27 7844 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  RSA313424  Ceanothus crassifolius T. S. Elias 1984-4-29 8320 Los Angeles Angeles National Forest; San Gabriel Mountains. Along road to Baldy Camp 976 Comment
  RSA398865  Ceanothus crassifolius Fay A. MacFadden 1931-3-16 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA398867  Ceanothus crassifolius Elbert Benjamine 1929-2-10 s.n. Los Angeles Arroyo Seco, above Pasadena. 915 Comment
  RSA754005  Ceanothus crassifolius D. W. Foster 1971-2-4 710204 -01 Los Angeles San Gabriel Mts.: 0.5 miles N of Pasadena, Eaton Canyon Park 335 Comment
  SDSU10282  Ceanothus crassifolius J. Godsil 1953-3-9 562 Los Angeles Little Dalton Canyon, above San Gabriel Lakes. 960 Comment
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May 23 2013
  UCR256146  Ceanothus crassifolius R. G. Swinney 2010-3-10 11842 Los Angeles San Gabriel Mountains, FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  CAS-BOT-BC50844  Ceanothus insularis E. R. Blakley 1962-6-9 5197 Los Angeles San Clemente Island - Canyon west of road, 2 1/2 miles north of China Point 167 Comment
  CAS-BOT-BC50561  Ceanothus leucodermis H. E. McMinn 1924-8-4 1249 Los Angeles Huntington Drive near Pasadena Comment
  RSA0116175  Ceanothus leucodermis R. G. Swinney 2011-6-15 15177 B Los Angeles San Gabriel Mountains; Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy. 1585 Comment
  RSA77161  Ceanothus leucodermis F. W. Peirson 1921-5-20 8673 Los Angeles Between the forks, Little Rock Creek, San Gabriel Mts. 1067 Comment
  UC457235  Ceanothus leucodermis Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabreil Mts. Comment
  UCSB3914  Ceanothus leucodermis Kamb, Peter 1947-5-25 Los Angeles Millard Canyon near Sunset Ridge guard station, San Gabriel Mts 670 Comment
  RSA0045487  Ceanothus leucodermis Paul M. Inman 1983-5-8 50883 -2 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, on the upper Winter Creek trail to Hoegee's Camp. 914 Comment
  RSA754007  Ceanothus leucodermis Doug Tolbert, David W. Foster 1970-5-8 700508 -01 Los Angeles Angeles National Forest: 1 miles W of junction of State Route 2 and Los Angeles Co. Route N2. 915 Comment
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Jul 24 2015
  SDSU10307  Ceanothus megacarpus D. F. Howe 1947-3-22 1515 Los Angeles Topango Canyon, about 3.0 miles from ocean. Comment
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May 22 2014
  UCR124622  Ceanothus megacarpus I. W. Clokey, B. C. Templeton 1929-1 4508 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA526612  Ceanothus megacarpus var. insularis Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4194 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SBBG95488  Ceanothus megacarpus var. insularis M. B. Dunkle 1928-12-30 2038 Los Angeles upper Oak Cyn Comment
  UC1070893  Ceanothus megacarpus var. megacarpus A. E. Wieslander 1933-3-27 286 Los Angeles Head of Topanga Creek Calabasa quad. 518 Comment
  UC870595  Ceanothus megacarpus var. megacarpus Ira W. Clokey, B. Templeton Mar. 1929 4507 Los Angeles Mandeville Canyon Santa Monica Mts. 60 Comment
  POM265803  Ceanothus oliganthus J. C. Roos 1942-3-7 1106 Los Angeles On brushy delta, La Canada Comment
  RSA77698  Ceanothus oliganthus var. sorediatus F. W. Peirson 1920-4-26 732 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  CAS-BOT-BC63306  Ceanothus spinosus Peter H. Raven 1956-6-17 9428 Los Angeles NW. of Sunset Blvd., Santa Monica Mts. Comment
  CAS-BOT-BC63350  Ceanothus spinosus S. B. Parish; W. F. Parish 1882-1-1 909 Los Angeles unspecified. Comment
  LA30466  Ceanothus spinosus Jane Turner; T. Mosquin 1958-11-16 C 59 Los Angeles Santa Monica Mountains, Fernwood Pacific Road, 7.9 mi. from intersection with Topanga Canyon Road (mileage calculation was continued on Saddle Peak Road to obtain sufficient distance) 609 Comment
  LA32022  Ceanothus spinosus Peter H. Raven; Henry J. Thompson 1959-4-3 13918 Los Angeles 822 Comment
  LA52232  Ceanothus spinosus A. M. Johnson; 1934-5-4 4459 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UC1071379  Ceanothus spinosus H. A. Jensen 1933-4-10 287 Los Angeles Hollywood Lake 243 Comment
  CDA22100  Celtis australis R. E. Riefner Jr. 2006-4-29 06 -158 Los Angeles City of Pasadena, canyon in vicinity of Candeo Drive and Wierfield Drive. Comment
  UC53912  Centaurea melitensis Ernest Braunton 1902-6-24 494 Los Angeles Griffith Park Comment
  UCR126868  Centaurea melitensis A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26139 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCR256473  Centaurea melitensis R. G. Swinney 2010-6-8 13194 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  CDA19856  Centaurea melitensis anon. 2002-5-7 PDR 1253287 Los Angeles Southern California; Hwy 101 onramp eastbound to Calabasas Pkwy. 0 Comment
  UCR178377  Centaurea solstitialis LeRoy Gross 2001-1-13 333 Los Angeles Transverse Range; Verdugo Mountains, radio facility on top of main crest, just above where Whiting Woods Mountainway and Verdugo Mountainway connect 926 Comment
  RSA593399  Centaurium venustum Steve Boyd, Orlando Mistretta 1996-5-23 8822 A Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA156046  Centranthus ruber Peter H. Raven 1962-5-20 17764 Los Angeles Santa Catalina Island, just east of Avalon on Pebbly Beach Road. Comment
  UCR223353  Centrostegia thurberi R. G. Swinney 2009-5-20 10836 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UC635057  Centrostegia thurberi var. thurberi Margaret Stason 1927-5-14 Los Angeles near Palmdale (Mohave Desert); Mohave Desert Comment
  RSA226333  Ceratophyllum demersum R. F. Thorne, M. Z. Thorne 1966-8-29 36580 Los Angeles Crystal lake, above headwaters of North Fork of San Gabriel River. 1676 Comment
  RSA84474  Ceratophyllum demersum F. W. Peirson 1921-6-19 2614 Los Angeles Crystal Lake, North Fork San Gabriel River 1676 Comment
  RSA453281  Cercocarpus betuloides Howard Mullins 1931-3-15 s.n. Los Angeles Santa Susana Pass Comment
  RSA317207  Cercocarpus betuloides var. betuloides Michael C. Long, J. E. Long 1974-3-24 s.n. Los Angeles Punchbowl Co. Park, along Loop trail Comment
  RSA569955  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4867 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA580306  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd 1994-5-25 7925 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  CAS-BOT-BC137245  Cercocarpus betuloides var. blancheae H. E. McMinn 1924-7-25 1324 Los Angeles Catalina Island Comment
  SEINET4090497  Cercocarpus betuloides var. blancheae R. Moran 1941-1 703 Los Angeles Hermit Gulch, Santa Catalina Island. 50 Comment
  CAS-BOT-BC279525  Chaenactis artemisiifolia Peter H. Raven; H. J. Thompson; S. R. Snow 1956-6-22 9451 Los Angeles Below Mulholland Drive above Sepulveda Blvd., Santa Monica Mts. Comment
  UCD130222  Chaenactis artemisiifolia Gene Urcan; Kevin Todd 1997-4-11 s.n. Los Angeles The Santa Monica Mountains along Mulholland Hwy about 2 miles past stunt road. Comment
  SBBG15751  Chaenactis fremontii W. G. Webb 1935-4-20 Los Angeles near Lancaster Comment
  UCSB10326  Chaenactis fremontii Phillips, Priscilla 1958-4-26 Los Angeles 2 miles south of Palmdale, route 138 Comment
  IRVC26426  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-3-5 25728 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA774865  Chaenactis glabriuscula R. G. Swinney 2009-6-24 11260 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  SD197671  Chaenactis glabriuscula R. G. Swinney 2008-3-26 8566 Los Angeles San Gabriel Mountains: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Canyon. 353 Comment
  SEINET2028559 Image available Chaenactis glabriuscula Fay A. MacFadden 1931-4-15 Los Angeles Tuna Canyon, Verdugo Hills Comment
  CAS-BOT-BC277369  Chaenactis glabriuscula var. glabriuscula Cecil Hart 1927-5-1 s.n. Los Angeles San Dimas Canyon Comment
  JEPS34183  Chaenactis glabriuscula var. glabriuscula Samuel B. Parish 1887-6-1 1934 Los Angeles Comment
  RSA593004  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Orlando Mistretta 1996-5-1 8734 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  RSA679901  Chaenactis santolinoides LeRoy Gross, Michael Denslow 2003-6-4 973 Los Angeles Trail from Islip Saddle to Mt. Williamson 2195 Comment
  SD240848  Chaenactis xantiana R. G. Swinney 2009-4-28 10539 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma. 1584 Comment
  UC1130401  Chamaesyce albomarginata A. D. Gifford 1935-3-15 465 Los Angeles 1.5 mi from mouth Elizabeth Lake Canyon; Angeles National Forest 396 Comment
  POM122562  Chamaesyce albomarginata Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  LA50649  Chamaesyce melanadenia Mary Reynolds; 1937-4-15 114 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA585914  Chamaesyce serpillifolia T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  RSA0013240  Chamaesyce serpillifolia subsp. serpillifolia Orlando Mistretta, Christine Mistretta 2011-6-23 5750 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
  RSA601627  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1967-6-16 9858 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line, Millard Canyon. 579 Comment
  RSA607509  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1973-6-15 s.n. Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  RSA640938  Cheilanthes covillei L. C. Wheeler 1967-8-9 10407 Los Angeles San Gabriel Mts., Angeles National Forest: SE side Mt. Waterman, headwaters of Little Bear Creek 2286 Comment
  RSA601616  Chenopodium album L. C. Wheeler 1967-5-13 9492 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  RSA0114713  Chenopodium berlandieri R. G. Swinney 2011-10-25 15878 Los Angeles San Gabriel Mountains; south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  UCR271797  Chenopodium berlandieri R. G. Swinney 2010-3-24 12042 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
  LA50810  Chenopodium berlandieri Peter H. Raven; Henry J. Thompson 1959-6-4 Los Angeles Santa Monica Mountains, Point Dume, Point dume 45 Comment
  POM20621  Chenopodium berlandieri var. sinuatum P. A. Munz 1923-11-8 7799 Los Angeles Lone Hill, Glendora. Comment
  RSA0022523  Chenopodium botrys Duncan S. Bell, Caitlin Elam 2013-6-24 5247 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  UCR223082  Chenopodium californicum R. G. Swinney 2009-5-13 10773 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  RSA736141  Chenopodium capitatum Rosemarie zimmerman 1961-4-30 39 Los Angeles Blanchard Park, Pomona College 366 Comment
  RSA478540  Chenopodium murale E. S. Spalding 1923-05 s.n. Los Angeles Los Angeles. Comment
  UC284185  Chenopodium murale P. A. Munz 1923-4-8 6623 Los Angeles San Clemente Island; w coast 121 Comment
  LA201533  Chenopodium strictum var. glaucophyllum Arthur C. Gibson; 2003-8-28 4895 Los Angeles Santa Monica Mountains, Malibu Creek State Park, Malibu, near beach Comment
  UCR255507  Chlorogalum pomeridianum Dan S. Cooper 2014-6-26 614- 36 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, lower Brush Canyon 194 Comment
  UCR191697  Chorizanthe A. C. Sanders 2008-4-23 35072 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon, gravelly draw on slope in side canyon to the east 1108 Comment
  UCR238092  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-30 2961 Los Angeles Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, west side of Grapevine Mesa, 4 km SW (216 deg. ) of intersection of I-5 Fwy and Hwy 126 366 Comment
  UC72683  Chorizanthe procumbens Geo. B. Grant May 1901 170 Los Angeles Echo Mt. Comment
  CAS-BOT-BC246330  Chorizanthe spinosa James L. Reveal 1988-5-17 6794 Los Angeles Antelope Valley, along 60th Avenue 0.2 mile north of J Street, on the west side of the highway west of the Mira Loma Rehabilitation Center (or Detention Facility), about 6 air miles west of Lancaster 716 Comment
  CAS-BOT-BC244721  Chorizanthe staticoides A. C. Sanders; Mark Elvin; et al. 2003-4-16 26045 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtsn. theme park 396 Comment
  CAS-BOT-BC244737  Chorizanthe staticoides Roxana S. Ferris 1918-6-12 953 Los Angeles on dry, open hillslope 7 miles south of Acton. Plants of the Arid Southwest Comment
  CAS-BOT-BC244804  Chorizanthe staticoides Louis C. Wheeler 1932-4-30 668 Los Angeles Mandeville Canyon, Santa Monica Mts. Bare S clay ridge 152 Comment
  CAS-BOT-BC244815  Chorizanthe staticoides Alice Eastwood 1913-5-11 3144 Los Angeles San Fernandio Wash Comment
  RSA226108  Chorizanthe staticoides Robert F. Thorne, C. W. Tilforth 1971-6-17 39913 -b Los Angeles 1 mile up Placerita Canyon from junction with Antelope Valley Freeway, W end of San Gabriel Mountains 488 Comment
  RSA708600  Chorizanthe staticoides Valerie L. Soza, LeRoy Gross 2001-5-9 1202 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 244 Comment
  RSA709536  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  RSA763253  Chorizanthe staticoides Justin M. Wood 2010-5-10 1617 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UCD99996  Chorizanthe staticoides A. C. Sanders 2005-5-5 29872 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon. 457 Comment
  UCR177525  Chorizanthe thurberi LeRoy Gross 2005-4-28 2136 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR190765  Chorizanthe watsonii R. G. Swinney 2001-6-2 7958 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  SBBG62358  Chorizanthe xanti var. xanti R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  RSA0040086  Chorizanthe xanti var. xanti Sandra Leatherman, Jennifer S. Pareti 2014-4-17 2014 -6 Los Angeles Liebre Mountains region: Northern Los Angeles County; Castaic Lake area in the Grasshopper Canyon Watershed; East of Interstate 5 and west of the Castaic Lake Dam. 1370 Comment
  CLARK-A1528-1762  Chrysanthemum carinatum Alfred R. Roos 1955-5-7 Los Angeles El Segundo Comment
  SEINET7450594 Image available Chrysopsis sessiliflora I. W. Clokey, B. C. Templeton 1936-5-18 5666 Los Angeles San Gabriel Canyon, mile above dam. 400 Comment
  RSA96063  Chrysothamnus nauseosus subsp. consimilis E. K. Balls, Percy C. Everett 1954-10-4 20207 Los Angeles Hwy 6, 0.5 miles S of kern County line, between Lancaster to Rosamond 732 Comment
  CAS-BOT-BC280033  Cirsium mohavense T. C. Fuller 1960-7-14 4912 Los Angeles W side Hwy 6, 0.5 mi. S/Hwy 138, 4 mi. N/Lancaster Comment
  POM18107  Cirsium occidentale var. californicum P. A. Munz 1923-5-25 6814 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  UCD130582  Cirsium occidentale var. coulteri Kathy Tajbakhsh 1996-5-2 20 Los Angeles Rocky Point Park, Chatsworth, Santa Susana Mountains, next to information stand. Comment
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Dec 16 2015
  POM289702  Cirsium occidentale var. occidentale Arthur L. Cohen 1934-8-2 499 Los Angeles Botton of Hills, 3 miles from mouth of canyon. Topango [Topanga] Canyon. Malibu; Topango [Topanga] Creek Watershed. 30 Comment
  UC1215143  Cirsium occidentale var. occidentale Peter H. Raven 1962-4-10 17186 Los Angeles small arroyo above Wilson Cove; San Clemente Island, Wilson Cove 60 Comment
  RSA608381  Cirsium vulgare L. C. Wheeler 1933-7-12 1932 Los Angeles Mouth of San Antonio Canyon, San Gabriel Mts. 731 Comment
  CATA3469  Cistanthe maritima Stuart Olshevski, Benjamin Dion, Jaimie Choi 2017-4-28 004 Los Angeles Santa Catalina Island: Interior; Upslope from main drainage, south of Rancho Escondido Rd in Middle Cottonwood watershed 166 Comment
  JEPS43697  Clarkia bottae Frank W. Peirson 1919-5-18 432 Los Angeles Monrovia Canyon San Gabriel Mountains 304 Comment
  LA200700  Clarkia bottae H. & M. Lewis; 1947-5-7 211 Los Angeles Santa Monica Mountains, Decker Road, 0.4 mi. N of Latigo Canyon Rd Comment
  RSA453479  Clarkia bottae Bonnie C. Templeton 1930-5-27 1464 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 Comment
  UC107831  Clarkia bottae LeRoy Abrams 1902-6-16 2553 Los Angeles Sepulveda Canyon Santa Monica Mountains Comment
  SD125704  Clarkia cylindrica K. Harper 1986-5-17 Los Angeles San Gabriel Mountains, Little tujunga to Sand Canyon Road, in the vicinity of Mendenhall Peak. Comment
  CAS-BOT-BC172254  Clarkia cylindrica subsp. cylindrica W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Liebre Campground, Liebre Mtn., Angeles National Forest 1645 Comment
  UC373528  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 55 Los Angeles 8 mi w Elizabeth Lake 1000 Comment
  CAS-BOT-BC172103  Clarkia dudleyana Raymond J. Dobbs 1927-6-28 s.n. Los Angeles Fire break near Smilzer's, San Gabriel Mts. 624 Comment
  RSA448255  Clarkia dudleyana Elbert Benjamine 1929-5-26 208 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  SEINET1869740  Clarkia dudleyana M. D. Wilcox 2003-1 Los Angeles San Gabriel Mtns.: Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory. 381 Comment
  SBBG60316  Clarkia purpurea subsp. purpurea R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake Comment
  RSA764066  Clarkia rhomboidea R. G. Swinney 2008-8-13 9387 Los Angeles east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  RSA779205  Clarkia rhomboidea R. G. Swinney 2009-6-3 11061 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SEINET10632448  Clarkia rhomboidea Robert F. Thorne 1971-6-26 Thorne 40608 Los Angeles Sam Gabriel Mts., Angeles National Forest: Yellow pine-mixed evergreen forest N slope San Gabriel Peak, elev. ca 4700 feet. 1435 Comment
  RSA681344  Clarkia unguiculata LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 949 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
  UCD170699  Clarkia xantiana R. G. Swinney 2008-5-12 8837 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  IRVC26450  Claytonia parviflora A. C. Sanders, Mark Elvin, et al. 2003-3-5 25724 Los Angeles Newhall Ranch, canyon NE of "Grapevine Mesa," SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of "oil tanks" near BM 1073 NE end of Santa Susana Mtns. Comment
  SD241154  Claytonia parviflora R. G. Swinney 2009-4-7 10282 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills: 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 (Axusa 7.5'Q) 184 Comment
  RSA317205  Claytonia parviflora subsp. utahensis Michael C. Long, J. E. Long 1974-3-23 s.n. Los Angeles Devil s Punchbowl County Park Comment
  JEPS43189  Claytonia parviflora subsp. viridis Frank W. Peirson 1923-5-26 3545 Los Angeles n of Rock Creek Divide; San Gabriel Mountains 2133 Comment
  UCR223163  Claytonia perfoliata R. G. Swinney 2009-5-27 10896 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA65721  Claytonia perfoliata subsp. intermontana F. W. Peirson 1920-5-1 4685 Los Angeles Eaton Canyon, 0.25 mile above Idle Hour Camp. Comment
  SBBG127080  Claytonia rubra subsp. rubra A. Parikh, N. Gale 2011-6-28 3519 Los Angeles upper Big Tujunga Cyn, 0.1 km SW of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1280 Comment
  CATA964  Clematis ligusticifolia Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1830 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below junction of road to Ben Weston Beach 153 Comment
  HSC18078  Clematis ligusticifolia var. californica C. E. Fellows 1965-9-3 128 Los Angeles 1/10th mi. W of Las Virgenes Rd. on Mulholland Rd. Comment
  RSA94825  Cnicus benedictus F. W. Peirson 1935-3-31 11457 Los Angeles Mendocino Street and Holliston Ave, Altadena Comment
  RSA524624  Collinsia callosa Tim S. Ross, Steve D. Boyd 1990-5-17 2593 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA599457  Collinsia heterophylla Steve D. Boyd, Lauren Raz, T. S. Ross 1997-4-1 9498 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UCD123599  Collinsia heterophylla Daryl Koutnik 1978-4-28 437 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
Read comments
Oct 1 2018
  UCR189381  Collinsia heterophylla R. G. Swinney 1998-5-30 6177 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA0117337  Collinsia parryi Anstruther Davidson s.n. Los Angeles San Gabriel Mountains. Comment
  RSA549528  Collinsia torreyi var. wrightii Tim S. Ross, Steve D. Boyd 1990-6-18 3462 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UCR179620  Colutea arborescens R. G. Swinney 1991-1 1597 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin 335 Comment
  RSA252241  Comarostaphylis diversifolia subsp. planifolia Gary D. Wallace 1975-1-18 1388 Los Angeles Santa Monica Mtns. 3.1 mi N of Hwy. 1 along Topanga Can. Blvd. Comment
  SD86323  Constancea nevinii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3247 Los Angeles San Clemente Island; on cliffs above beach southeast of Wilson Cove. 60 Comment
  RSA611363  Conyza canadensis L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  POM355838  Conyza canadensis Ora M. Clark 1928-10-21 1221 Los Angeles Waste Places, NW Santa Monica Comment
  RSA594403  Conyza coulteri Steve Boyd, Lauren Raz 1996-10-14 9080 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  RSA628365  Conyza coulteri Steven A. Junak 1997-10-28 sci- 981 Los Angeles San Clemente Island, along N side of San Clemente Island Ridge Road, just N of Triangulation Point Rest, between the forks of Mosquito Canyon 409 Comment
  UCR146541  Cordylanthus nevinii Scott D. White 2004-8-11 10704 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  UC1348913  Cordylanthus rigidus subsp. setiger Robert F. Thorne and John Olmstead 1965-8-26 35405 Los Angeles Cabin Flat San Gabriel Mts., Angeles National Forest, Prairie Fork 1584 Comment
  RSA0089421  Coreopsis bigelovii R. G. Swinney 2011-4-20 14435 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  UC895182  Coreopsis bigelovii Ira W. Clokey, B. Templeton Mar 1929 4520 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 350 Comment
  UCR281969  Coreopsis californica R. G. Swinney 2014-4-17 16087 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  RSA640620  Coreopsis californica R. F. Thorne, Gary D. Wallace 1973-4-24 43445 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  UCR272530  Corethrogyne filaginifolia R. G. Swinney 2011-10-27 15899 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  CAS-BOT-BC32931  Corethrogyne filaginifolia var. filaginifolia Frank Warrington Peirson 1923-10-7 4159 Los Angeles San Gabriel Mts. Newhall, Railroad Station Comment
  POM304731  Corethrogyne filaginifolia var. filaginifolia Henry J. Ramsey, Henry J. Ramsey 1937-9-2 I 65 Los Angeles Lady Bug Canyon, Angeles Crest Highway 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
  UCD59803  Cortaderia selloana Milton D. Miller 1961-10-11 s. n. Los Angeles 5 miles ESE of Gorman, along Hwy. 138. Comment
  CAS-BOT-BC287257  Cotula australis Geo. B. Grant 1905-4-3 224 -6460 Los Angeles Pasadena Comment
  UCR23727  Cotula australis John C. Roos 1942-2-28 1004 Los Angeles San Gabriel Valley, Pomona, 737 East Phillips St. 250 Comment
  RSA653698  Crassula connata Valerie L. Soza, Laura Moore 2000-5-10 859 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  SFV1572  Crassula connata K. A. Wilson 1962-4-3 1262 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of New Topanga Canyon Road. 245 Comment
  UCR259645  Crassula connata R. G. Swinney 2010-4-1 12128 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR51506  Crassula connata A. C. Sanders 1988-2-3 7609 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  RSA150856  Crassula connata var. erectoides P. H. Raven 1962-4-11 17272 Los Angeles beach due west of Wall 2; San Clemente Island. 9 Comment
  RSA600446  Crassula tillaea L. C. Wheeler 1968-3-15 s.n. Los Angeles San Gabriel Mountains: Bichota Mesa, North Fork San Gabriel River. 945 Comment
  RSA394750A  Cressa truxillensis Robert Gustafson 1980-7-9 1810 Los Angeles Ballona Wetlands, Area 3. Comment
  SD51733  Cressa truxillensis var. vallicola L. W. Nuttall Unknown 804 Los Angeles Santa Catalina Island Comment
  CATA2930  Crocanthemum greenei Amy Catalano 2015-6-15 006 Los Angeles Santa Catalina Island: Ridge between Grand and Silver Canyon about 75 yards down slope from ridge towards Grand Canyon; between two oak groves 353 Comment
  UC1211012  Crocanthemum scoparium var. vulgare Huron H. Smith 1912-5-3 4942 Los Angeles Azusa 243 Comment
  UC450896  Crocanthemum scoparium var. vulgare F. A. MacFadden 1931-4-10 2582 Los Angeles Tejunga Canyon 426 Comment
  RSA397734  Crossosoma californicum R. M. Beauchamp 1967-3-20 355 Los Angeles Catalina Island. South of Avalon above beach road. Comment
  SBBG13418  Crossosoma californicum E. R. Blakley 1962-10-5 5429 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 381 Comment
  SBBG30356  Crossosoma californicum R. N. Philbrick 1968-2-23 B 68 -6 Los Angeles Little Fisherman Cove Comment
  UC557631  Crossosoma californicum Nell Murbarger April, 1936 119 Los Angeles San Clemente Island; canyons on w slope Comment
  UC859051  Crossosoma californicum F. R. Fosberg 1931-4-8 S 4522 Los Angeles Santa Catalina Island 60 Comment
  UCR141302  Crossosoma californicum R. F. Thorne 1971-5-18 41359 Los Angeles Channel Islands, Santa Catalina Island, Cape Canyon 244 Comment
  LA204935  Croton californicus A. M. Johnson; 1928-3-13 2856 Los Angeles Del Rey Hills Comment
  RSA479349  Croton californicus Louis Greata 1900-08 s.n. Los Angeles Sandy washes, W. Pasadena Comment
  RSA611967  Croton californicus Valerie L. Soza, Laura Moore 1997-8-16 43 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, on fire road. [Coordinates given are] at center of BFS. 412 Comment
  RSA247353  Croton californicus var. tenuis Gary D. Wallace, G. Cromwell 1966-4-30 521 Los Angeles Along the bluffs of Palos Verdes Penninsula, near Marrineland of the Pacific. Comment
  CAS-BOT-BC189393  Cryptantha circumscissa R. J. Dobbs 1924-7-16 s.n. Los Angeles Slope of Mount Pacifico, San Gabriel Mountains, about 18 miles NE of Pasadena 1981 Comment
  RSA509594  Cryptantha circumscissa L. C. Wheeler 1967-7-24 9739 Los Angeles San Gabriel Mountains: Angeles National Forest: Indian canyon 701 Comment
  UCR170401  Cryptantha circumscissa 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
  UC402793  Cryptantha clevelandii Crawford and Hiatt 1916-3-29 995 Los Angeles Topanga Canyon Santa Monica Mts. Comment
  UCR131373  Cryptantha clevelandii Jeremiah George 2001-5-29 01 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  SD113305  Cryptantha clevelandii var. florosa Darley F. Howe 1952-6-15 2228 Los Angeles Los Angeles, Santa Monica Mountains, Mulholland Drive, ca. 9 miles from ocean Comment
  RSA756795  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2008-4-21 2511 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA0119542  Cryptantha decipiens R. G. Swinney 2014-4-30 16260 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  CATA3352  Cryptantha intermedia Amy Catalano 2017-4-21 058 Los Angeles Santa Catalina Island: NW side of West End Rd. on S-facing hillside, 120 meters SE of water tanks on north edge of Two Harbors 31 Comment
  SBBG97013  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4424 Los Angeles Bryce Cyn near Malo Pt Comment
  UCR205105  Cryptantha intermedia R. G. Swinney 2008-4-11 8667 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UCR230251  Cryptantha intermedia Dan S. Cooper 2011-4-28 411- 2 Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  POM305846  Cryptantha intermedia Henry J. Ramsey, Henry J. Ramsey 1940-3-4 1096 Los Angeles Foothill Blvd. West of San Gabriel Bridge. Comment
  POM368251  Cryptantha intermedia Geo L. Moxley 1917-4-3 s.n. Los Angeles Hills near Chatsworth. Comment
  POM368304  Cryptantha intermedia Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles La Crescenta Comment
  RSA534032  Cryptantha intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5294 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
  RSA229158  Cryptantha micrantha R. F. Thorne, C. W. Tilforth, John Dourle 1969-7-29 38841 Los Angeles San Gabriel Mountains: Chilao area, sandy roadbank on Angeles Crest Hwy. 1524 Comment
  RSA164789  Cryptantha microstachys Wesley O. Griesel 1961-5-19 341 Los Angeles State Hwy 2, La Canada Burn, San Gabriel Mts. 609 Comment
  RSA674781  Cryptantha microstachys Scott D. White, Kent Hughes 2000-5-16 7849 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  LA31580  Cryptantha muricata Henry J. Thompson; 1959-5-24 sn Los Angeles Santa Monica Mountains, Saddle Peak 640 Comment
  RSA0057895  Cryptantha muricata Richard G. Swinney 2010-9-7 13712 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA724750  Cryptantha muricata K. Dobry 1991-3-15 427 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  RSA779207  Cryptantha muricata R. G. Swinney 2009-6-8 11073 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR114179  Cryptantha muricata A. C. Sanders, D. Malueg 1998-6-24 22087 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  RSA0079136  Cryptantha muricata var. denticulata L. C. Wheeler 1946-8-29 6322 Los Angeles San Gabriel Mountains: North of Prairie Fork, 1/4 mile SE Blue Ridge Lookout. 2560 Comment
  UCR271863  Cryptantha muricata var. denticulata R. G. Swinney 2011-5-31 14886 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
  POM3905  Cryptantha muricata var. jonesii I. M. Johnston 1918-5-12 1950 Los Angeles San Antonio Mountains. San Antonio Canyon. At Hog Back 1128 Comment
  RSA0040537  Cryptantha muricata var. jonesii Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon 543 Comment
  VVC3067  Cryptantha muricata var. jonesii Tim Thomas, P. J. MacKay 2015-5-10 6619 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  SD240922  Cryptantha nevadensis var. rigida Dave Silverman, Jeff Harvis & Colleen Martin 2010-5-20 8039 Los Angeles Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 325 m north of Avenue N. 779 Comment
  UCR186663  Cryptantha nevadensis var. rigida A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32068 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  UCR193703  Cryptantha oxygona R. G. Swinney 1999-5-22 7191 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  SFV9385  Cryptantha pterocarya M. L. Vincent, L. Swade 1964-4-2 485 Los Angeles San Gabriel Mountains Valyermo Road, about 1 mile north of Pallett Road. 1080 Comment
  RSA0116753  Cryptantha similis R. G. Swinney 2011-4-19 14394 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
  RSA159348  Cryptantha traskiae P. H. Raven 1962-4-11 17282 Los Angeles All over large dune on coast north of a point due west of Wall 2, San Clemente Island 9 Comment
  RSA394302  Cucurbita foetidissima Clare, G. R. Johnstone 1931-4-26 s.n. Los Angeles Playa del Rey. Comment
  UCR280555  Cuscuta R. G. Swinney 2014-4-17 16070 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  RSA409725  Cuscuta californica John P. Hill 1929-3-15 s.n. Los Angeles Verdugo Woodlands Comment
  RSA409684  Cuscuta californica H. de Forest, Johnstone 1925-3-16 s.n. Los Angeles Hollywood Comment
  RSA550694  Cuscuta indecora T. S. Ross, Annette H. Ross 1991-7-29 5705 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  UC879581  Cuscuta subinclusa Ira W. Clokey, B. Templeton 1929-7-1 4590 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR205656  Cuscuta subinclusa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36928 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  SBBG116318  Cylindropuntia californica var. parkeri R. Burgess, P. Munro 2002-5-6 5141 Los Angeles Hungry Valley Rd, 0.5 mi W of Smokey Bear Rd 914 Comment
  UC570161  Cylindropuntia californica var. parkeri P. L. Johannsen 1934-2-16 304 Los Angeles Soledad Canyon Santa Susana Quadrangle 381 Comment
  CAS-BOT-BC190264  Cynodon dactylon Tim Ross; Orlando Mistretta; Peter Fritsch 1990-7-10 4037 Los Angeles San Gabriel Mountains. 0.8 km north of Aliso Spring along the west shoulder of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  LA200945  Cynodon dactylon Norman A. Cole; May 1964 401 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Malibu Lake, Lake Malibu bridge on Lake Vista Rd. 213 Comment
  CAS-BOT-BC114759  Cyperus alternifolius Louis C. Wheeler 1933-10-7 2170 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  SEINET3909451  Cyperus eragrostis Louis C. Wheeler 1946-9-8 6351 Los Angeles San GABRIEL MOUNTAINS: West Fork San Gabriel River, 1/2-3/4 mile W of Bear Creek.; 0 518 Comment
  UCR101222  Cyperus involucratus L. C. Wheeler 1945-6-3 6061 Los Angeles San Gabriel Mtns., West Fork, San Gabriel Canyon, 1 mile west of Fork Comment
  JEPS45925  Cyperus involucratus Louis C. Wheeler 1933-10-7 2170 Los Angeles San Gabriel Mountains, Liveoak Canyon Liveoak Canyon; San Gabriel Mountains, Liveoak Canyon 487 Comment
  UCR209955  Cyperus odoratus R. G. Swinney 2008-9-9 9333 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA602966  Cyrtomium falcatum L. C. Wheeler 1972-12-24 12797 Los Angeles San Gabriel Mountains: near center of Las Flores Canyon. 762 Comment
Read comments
Apr 5 2007
  UCR150858  Cystopteris fragilis R. G. Swinney 1999-8-16 7666 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  UCR143250  Cytisus multiflorus LeRoy Gross 2004-3-30 1212 Los Angeles Transverse Ranges, Verdugo Mountains region; north side of the mountains; off the south side of the 210 fwy between La Tuna Canyon Road and Lowell Ave. in the city Tujunga 549 Comment
  POM134447  Datisca glomerata C. F. Baker 1903-10-10 9585 Los Angeles San Antonio Canon [canyon] near Claremont. Comment
  SFV20864  Datisca glomerata L. Gross, N. Fraga, S. Williams 2002-7-17 555 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  RSA128251  Datisca glomerata P. H. Raven 1959-10-25 s.n. Los Angeles Santa Monica Mountains: ([From] 34 deg. 118 deg. to 119 deg.) Arroyo Sequit 1.6 miles north of Coast Highway. 137 Comment
  RSA431660  Datisca glomerata M. Vincent 1962-7-5 266 Los Angeles Old Topanga Canyon Road, .5 mi. W of Topanga Canyob Blvd. Comment
  RSA121919A  Datura stramonium Louis C. Wheeler 1931-8-6 S- 10 Los Angeles 2 miles north of Claremont. 412 Comment
  POM62413  Datura wrightii L. R. Abrams 1902-6-11 2510 Los Angeles Playa del Rey. Comment
  RSA0115250  Datura wrightii Richard G. Swinney 2010-6-8 13224 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  UC66700  Datura wrightii N. K. Berg 1904-4-14 Los Angeles Santa Monica Comment
  UCR143928  Datura wrightii A. C. Sanders, Lee Jones 2004-11-7 29027 Los Angeles San Fernando Valley, site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy 351 Comment
  UCR210482  Datura wrightii R. G. Swinney 2008-12-2 9926 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  RSA421880  Datura wrightii Freda Detmers 1931-11-11 14185 Los Angeles Griffith Park. 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
  SBBG12878  Deinandra clementina E. R. Blakley 1962-6-9 5189 Los Angeles China Pt 6 Comment
  IRVC29580  Deinandra fasciculata A. C. Sanders 2003-4-29 26181 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  SBBG130726  Deinandra fasciculata S. A. Junak 2000-7-1 SCa 1368 Los Angeles just NW of reservoir in upper Cape Cyn 329 Comment
  UC89082  Deinandra fasciculata M. K. Curran 1885-7-1 Los Angeles Downey Comment
  UC897710  Deinandra fasciculata I. W. Clokey and E. G. Anderson 1935-5-9 6948 Los Angeles Pomona Hills 400 Comment
  CAS-BOT-BC131012  Deinandra minthornii H. M. Hall 1929-11-6 12772 Los Angeles Santa Susana Pass Comment
  SFV13500  Deinandra minthornii M. H. Grayum, D. L. Koutnik 1977-12-10 923 Los Angeles San Fernando Valley Chatsworth Reservoir. Among sandstone outcrops in hilly area just west of spillway. 290 Comment
  RSA0085303  Delphinium cardinale R. G. Swinney 2010-8-26 13599 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  UCR124381  Delphinium cardinale I. W. Clokey, B. C. Templeton 1929-1 4601 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  UCR195260  Delphinium cardinale Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1353 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, Mesa Lila Road, southeast side of Henderson Canyon 427 Comment
  LA200786  Delphinium cardinale Gilman; 538 Los Angeles Comment
  SD178256  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gariel Mountains: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Road. 395 Comment
  RSA670422  Delphinium patens subsp. hepaticoideum I. W. Clokey, Bonnie C. Templeton 1929-04 4433 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  CAS-BOT-BC7812  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles San Clemente Island Comment
  CAS-BOT-BC82818  Dendromecon harfordii Lester Rowntree 1938-3-16 s.n. Los Angeles Catalina. Comment
  SD52978  Dendromecon harfordii Peter H. Raven 1962-5-20 17784 Los Angeles Santa Catalina Island; Airport Road on main ridge ca. 1.5 miles west of Middle Ranch turn-off. Comment
  LA32135  Dendromecon rigida Peter H. Raven; 1959-3-8 13841 Los Angeles Santa Monica Mountains, Laurel Pass, Mulholland Drive, 5.0 mi E of Beverly Glen Canyon 335 Comment
  RSA228838A  Dendromecon rigida Robert F. Thorne 1971-6-26 40621 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 427 Comment
  SEINET3156382  Dendromecon rigida G. B. Grant 1904-6-17 278 /6300 Los Angeles Pasadena Comment
  UCR100069  Dendromecon rigida R. G. Swinney 1969-4-2 318 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Water Canyon Rd. south of Mulholland Hwy Comment
  UCR270259  Dendromecon rigida R. G. Swinney 2011-7-7 15437 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
  UCR273280  Dendromecon rigida R. G. Swinney 2011-10-18 15836 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
  RSA0034904  Dendromecon rigida L. E. Hoffman 1964-3-2 s.n. Los Angeles Piuma Road, Santa Monica Mountains. Comment
  UCR220272  Descurainia pinnata R. G. Swinney 2009-4-24 10493 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA679864  Descurainia pinnata subsp. halictorum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 883 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  POM369413  Descurainia pinnata subsp. menziesii Thekla Mohr 1899-03 s.n. Los Angeles San Gabriel. Comment
  RSA230386  Descurainia sophia R. F. Thorne 1969-7-10 38384 Los Angeles San Gabriel Mts., Angeles National Forest: Wet margin of Jackson Lake. 1860 Comment
  SEINET13387121 Image available Dicentra chrysantha R. G. Swinney 2011-1 15415 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  CAS-BOT-BC209179  Dichanthelium acuminatum subsp. acuminatum Robert F. Thorne; M. Z. Thorne 1967-7-19 37129 Los Angeles Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River, San Gabriel Mts., Angeles National Forest 1249 Comment
  UCR216913  Dichelostemma capitatum R. G. Swinney 2009-3-16 10127 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  UCR273181  Dichelostemma capitatum R. G. Swinney 2011-5-6 14617 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  RSA713816  Dichelostemma capitatum subsp. capitatum A. C. Sanders, Helen Kennedy 2005-4-13 29454 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  POM169658  Dichelostemma capitatum subsp. capitatum Minnie Reed 1896-4-2 s.n. Los Angeles Pomona. Comment
  POM19014  Dichelostemma capitatum subsp. capitatum Philip A. Munz 1923-4-9 6662 Los Angeles San Clemente Island, east coast. Comment
  UCR155910  Dichelostemma pulchellum A. C. Sanders, Helen Kennedy 2005-4-13 29454 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCSB24322  Dimorphotheca sinuata Meddock, Mary 1965-4-14 Los Angeles 1.3 miles north on Santa Susana Blvd., from the intersection of Santa Susana and Devenshire, San Fernando Valley 274 Comment
  SJSU2488  Diplacus aurantiacus H. R. Garrett 1962-4-15 16 Los Angeles end of Shady Cove Drive, Burbank Comment
  SBBG66780  Diplacus fremontii L. Rowntree 1930-4-10 Los Angeles from Little Rock to Valyermo Comment
  CAS-BOT-BC195619  Distichlis spicata LeRoy Abrams 1902-6-9 2499 Los Angeles Playa del Rey Comment
  SEINET6187134 Image available Distichlis spicata R. G. Swinney 2009-1 10629 Los Angeles Transverse Range; San Gabriel Mtns./ Western Mojave Desert: Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing (Palmdale 7,5' Q.) T5N R11W S22 951 Comment
  UCR206418  Distichlis spicata R. G. Swinney 2008-6-9 8949 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  SEINET998796  Dodecatheon clevelandii R. G. Swinney 1998-1 5940 Los Angeles San Gabriel Mtns: Claremont, 0.5 to 1 mi NE of Padua Hills Restaurant, which is on Padua Dr. (Mt. Baldy 7.5' Q) 768 Comment
  CATA533  Dryopteris arguta Sara L. Crockett 1997-4-29 686 Los Angeles Santa Catalina Island: 0.2 mile E of Upper Bulrush Reservoir, along road 335 Comment
  LA200107  Dryopteris arguta Lawrence L. Kiefer; 1966-4-9 1835 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, ca 3 mi N of Sunset Blvd in ravine W of road. 182 Comment
  SD106233  Dudleya caespitosa K. Nakai 1980-6-5 620 Los Angeles Santa Monica Mountains; Pt. Dume towards the end of the point. 4 Comment
  SEINET12218615  Dudleya caespitosa J. F. Bright, Wyman, C. 1931-1 5831 Los Angeles on the coast at Manhattan Beach Comment
  RSA605860  Dudleya densiflora L. C. Wheeler 1932-6-26 87 - Los Angeles San Gabriel Canyon 335 Comment
  CATA1206  Dudleya greenei Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-7 2262 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  CAS-BOT-BC428398  Dudleya lanceolata Alice Eastwood 1919-5-29 9009 a Los Angeles San Gabriel Canyon Comment
  RSA229715  Dudleya lanceolata R. F. Thorne, C. W. Tilforth 1969-6-26 38201 Los Angeles Big Rock Creek Canyon at Sycamore flat campground, SW slope of Pinyon Ridge 1295 Comment
  RSA670757  Dudleya lanceolata Joseph M. Keefe 2001-3-16 31127 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  UCR104155  Dudleya lanceolata Scott D. White 1997-5-22 5216 Los Angeles San Gabriel Mtns., San Gabriel River Wash, Azusa, alluvial fan E and west of levee; between Foothill Blvd. crossing and San Gabriel Valley Gun Club. 213 Comment
  UC1543922  Dudleya palmeri Peter H. Raven and David Verity 1960-5-7 15318 Los Angeles ca 2 mi from ocean (Arroyo Sequit); Santa Monica Mtns; (Lat. N. 34 degrees; Long. 118 to 119 degrees W.) 91 Comment
  RSA0073981  Dudleya virens Reid V. Moran 1972-5-27 19143 Los Angeles Just east of Pt. Vicente. 5 Comment
  SEINET12276162  Duranta repens J. F. Bright, Wyman, C. 1931-1 5703 Los Angeles Hollywood Comment
  RSA0091081  Ehrharta calycina R. G. Swinney 2011-3-22 14177 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  SBBG118701  Ehrharta calycina V. Soza with L. Gross 1999-5-11 466 Los Angeles San Dimas Experimental Forest, SW of Johnstone Pk, E side of jct of Sycamore Flat Motorway and Bluebird Motorway, (T1N R9W, NW/4, SW/4 sec.23) 868 Comment
  SD197604  Eleocharis macrostachya R. G. Swinney 2008-4-30 8697 Los Angeles Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  RSA365444  Eleocharis montevidensis var. montevidensis Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy Comment
  RSA365427  Eleocharis palustris Robert Gustafson 1980-8-29 1890 Los Angeles Ballona Wetlands, Area 1 Comment
  RSA729584  Eleocharis rostellata R. G. Swinney 1999-7-5 7496 Los Angeles San Gabriel Mtns.:head of Cedar Canyon, meadow on north side of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2037 Comment
  RSA0080765  Elymus elymoides R. G. Swinney 2010-5-12 12734 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
  SBBG119037  Elymus elymoides G. D. Wallace 1982-4-26 1948 Los Angeles Ft Tejon Rd Comment
  RSA229170  Elymus elymoides subsp. californicus R. F. Thorne, C. W. Tilforth 1971-6-30 40753 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  CDA31723  Elymus elymoides subsp. elymoides Louis C. Wheeler 1973-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Spring Canyon at Santa Clara Divide Road. Comment
  POM184716  Elymus elymoides subsp. elymoides Joseph A. Ewan 1932-5-29 7198 Los Angeles Lower Arrastre Canyon 854 Comment
  RSA603025  Elymus elymoides subsp. elymoides L. C. Wheeler 1967-6-26 9906 Los Angeles San Gabriel Mountains : Placerita Canyon. 610 Comment
  UCR192868  Elymus glaucus R. G. Swinney 1998-7-6 6294 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.9 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  CAS-BOT-BC206741  Elymus glaucus subsp. glaucus John H. Thomas 1957-5-25 6771 Los Angeles Western Side of Santa Anita Canyon about 7 miles NNe of Pasadena, San Gabriel Mountains Comment
  RSA623879  Elymus glaucus subsp. glaucus Arthur R. Kruckeberg 1940-11-9 783 Los Angeles One mile below Buckhorn Flat, San Gabriel Mountains. Comment
  POM359949  Elymus multisetus Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  RSA606986  Elymus trachycaulus subsp. subsecundus L. C. Wheeler 1968-5-24 s.n. Los Angeles Lost Canyon at Bear Creek Trail. 1219 Comment
  RSA228899  Elymus trachycaulus subsp. trachycaulus R. F. Thorne 1971-8-25 41268 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  SEINET5644504  Elymus trachycaulus subsp. trachycaulus Louis C. Wheeler 1966-8-21 8844 Los Angeles San Gabriel Mountains: northwest Mount Burnham.; 0 Comment
  RSA401555  Emmenanthe penduliflora Frances Runyan 1973-4-7 37 Los Angeles Agua Dulce, north of freeway 610 Comment
  RSA401561A  Emmenanthe penduliflora H. L. Bauer 1931-6-1 s.n. Los Angeles Foothills of Topango Mountains. Comment
  UC457216  Emmenanthe penduliflora Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  CATA636  Emmenanthe penduliflora var. penduliflora Mark L. Hoefs 1991-4-16 1101 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  LA200517  Emmenanthe penduliflora var. penduliflora Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA77255  Emmenanthe penduliflora var. penduliflora F. W. Peirson 1925-4-23 5799 Los Angeles Forks of San Gabriel River. 534 Comment
  UC1302369  Encelia californica Robert F. Thorne and P. Everett 1964-2-6 33283 Los Angeles w of Catalina Harbor (at Isthmus); Santa Catalina Island 7 Comment
  UCR24798  Endolepis covillei O. F. Clarke 1981-5-5 s.n. Los Angeles Western Mojave Desert, City of 'Lancaster' [Palmdale?] near Avenues 'P' and 60th [East] 784 Comment
  UC56668  Ephedra nevadensis H. M. Hall May 1 1902-May 3 1902 3070 Los Angeles vicinity of Palmdale; Antelope Valley 914 Comment
  CAS-BOT-BC166829  Epilobium canum subsp. latifolium I. M. Johnston 1917-7-29 1586 Los Angeles San Antonio [Canon] Canyon 2286 Comment
  JEPS22774  Epilobium canum subsp. latifolium Rimo Bacigalupi with Reino Alava 1958-7-20 6431 Los Angeles along Angeles Crest Hwy (State Hwy 2) just w Dawson Saddle (just s of Mt. Lewis, above headwaters of South Fork of Big Rock Creek); San Gabriel Mts. 2429 Comment
  RSA72089  Epilobium canum subsp. latifolium F. W. Peirson 1920-9-13 2282 Los Angeles San Gabriel Mts., San Antonio Canyon. 2134 Comment
  RSA72097  Epilobium canum subsp. latifolium F. W. Peirson 1920-9-12 2292 Los Angeles South trail to Mt. San Antonio, San Gabriel Mts. 2683 Comment
  UC1584052  Epilobium canum subsp. latifolium Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4055 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy; w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1463 Comment
  RSA756149  Epilobium ciliatum R. G. Swinney 2008-7-12 9170 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  RSA679289  Epilobium ciliatum subsp. ciliatum Mark A. Elvin, Anne Marie Ruff 1996-8-1 299 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 3.9 mi from gate at E end of road. Comment
  RSA598363  Epipactis gigantea Louis C. Wheeler 1967-5-24 9724 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  UCD169202  Epipactis helleborine A. C. Sanders; T. B. Salvato 2009-5-19 36838 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. 110 Comment
  POM211516  Equisetum hyemale var. affine L. C. Wheeler 1933-10-7 2168 Los Angeles Liveoak Canyon 762 Comment
  SEINET3866289  Equisetum laevigatum Louis C. Wheeler 1967-5-24 9733 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth.; 0 678 Comment
  RSA639358  Equisetum laevigatum L. C. Wheeler 1933-10-20 2175 Los Angeles San Gabriel River 76 Comment
  UCR177679  Equisetum telmateia F. R. Fosberg 1931-4-15 R- 89 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 200 Comment
  RSA712906  Eragrostis barrelieri A. C. Sanders, Mark A. Elvin 2002-8-27 25593 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, Santa River Valley, south of Hwy 126. 274 Comment
  RSA596225  Eremocarpus setiger T. S. Ross 1990-6-11 3396 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  SBBG25299  Eremogone macradenia var. macradenia D. Emery 1965-5-22 65 -180 Los Angeles S of Cima Mesa in Los Angeles Nat Forest Comment
  CAS-BOT-BC162890  Eremothera boothii subsp. desertorum J. H. Thomas 1949-4-24 472 Los Angeles About 2 miles north of Lancaster Comment
  RSA0105896  Eriastrum densifolium subsp. austromontanum Gus Gluechert 1937-6-27 s.n. Los Angeles Mint Canyon. 470 Comment
  SEINET8242388  Eriastrum pluriflorum Philip A. Munz 1933-5-13 12925 Los Angeles desert 10 miles south of Muroc. Comment
  UCR177544  Eriastrum sapphirinum LeRoy Gross, Valerie Soza 2001-5-31 391 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. Dead Horse Canyon. Collected on ridge north of this canyon 457 Comment
  UCR270833  Eriastrum sapphirinum R. G. Swinney 2011-5-24 14798 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA0122859  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2001-6-2 7957 Los Angeles San Gabriel Mtns./Mojave Desert: Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  SD58390  Eriastrum sapphirinum subsp. brevibracteatum Isabelle Tavares 1962-5-27 1266 b Los Angeles Ca. 10 miles east of junction with Highway 138 on Palmdale-Victorville Highway. Comment
  RSA0117758  Eriastrum sapphirinum subsp. dasyanthum Sarah J. J. De Groot, Linda Lee Worlow 2005-5-26 5013 Los Angeles Claremont: vacant lot on northwest corner of Foothill Blvd and Monte Vista Ave. Bajada of the San Gabriel Mountains. 398 Comment
  RSA0122879  Eriastrum sapphirinum subsp. dasyanthum D. E. Bramlet, Jennifer Pareti 2008-5-6 4259 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. & 1.61km N of Plum Cyn. 482 Comment
  SD259004  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot, Linda Lee Worlow 2005-5-26 5014 Los Angeles Claremont: San Antonio Wash, near end of Alamosa Drive off Padua Ave. San Antonio outwash plain. 518 Comment
  RSA76283  Eriastrum sapphirinum subsp. dasyanthum F. W. Peirson 1956-11-2 156 Los Angeles Mt. Wilson Road, San Gabriel Mts Comment
  UCSB5008  Eriastrum sapphirinum subsp. dasyanthum Sager, Ginny 1960-5-13 Los Angeles 1 mile west of Pearlblossom on Highway 138 Comment
  RSA611510  Ericameria cooperi var. cooperi L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  SBBG8330  Ericameria cooperi var. cooperi R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  JEPS31362  Ericameria linearifolia W. L. Jepson 1939-4-21 19241 Los Angeles Neenach School near Yucca Grove; western Mojave Desert, Antelope Valley 914 Comment
  RSA773806  Ericameria linearifolia R. G. Swinney 2009-6-17 11190 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UC1119147  Ericameria nauseosa A. Lewis 1933-4-23 192 Los Angeles 1 1/2 mi sw Palmdale; Elizabeth Lake Quad. 871 Comment
  UC1119799  Ericameria nauseosa var. mohavensis H. S. Yates 1936-8-28 6353 Los Angeles 3 mi w Lancaster; Elizabeth Lake Quad. 716 Comment
  LA202521  Ericameria parishii var. parishii T. Brothers; 1983-8-9 sn Los Angeles San Gabriel Mountains, Devil's Canyon, on shoulder of dirt road, San Gabriel River watershed Comment
  RSA359442  Ericameria parishii var. parishii L. C. Wheeler 1931-8-30 37 Los Angeles San Antonio Canyon, San Gabriel Mts. 1005 Comment
  CAS-BOT-BC293128  Ericameria pinifolia Prof. W. R. Dudley 1907-11-13 s.n. Los Angeles Near Monrovia Comment
  CAS-BOT-BC293139  Ericameria pinifolia C. B. Wolf 1931-5-13 1996 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando 365 Comment
  UCR189956  Erigeron foliosus R. G. Swinney 1998-9-4 6890 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  UCR280939  Erigeron foliosus Mitch Provance 2017-6-30 617- 35 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  SEINET3099880 Image available Erigeron foliosus var. foliosus G. Rink 2011-6-1 10579 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 Comment
  UC895842  Erigeron foliosus var. foliosus John I. Carlson 1915-6-13 Los Angeles Avalon Santa Catalina Island, Avalon Comment
  POM305740  Erigeron foliosus var. foliosus Henry J. Ramsey, Henry J. Ramsey 1937-6-27 914 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  UCD150973  Erigeron karvinskianus D. S. Park 2010-4-28 59 Los Angeles Park overlooking bay, side/margins of footpath, growing in clumps under shrubs. 11 Comment
  POM6800  Erigeron philadelphicus P. A. Munz, L. T. Street, Williams 1919-4-5 2469 Los Angeles Puddingstone Canyon, near San Dimas. 274 Comment
  RSA600577  Eriodictyon crassifolium Louis C. Wheeler 1962-6-30 8158 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  CAS-BOT-BC189195  Eriodictyon crassifolium var. nigrescens Ernest Braunton 1902-5-5 293 Los Angeles Glendora Comment
  SFV8265  Eriodictyon parryi T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1622 Los Angeles San Gabriel Mountains Along Angeles Crest Highway, at head of Upper Big Tujunga Canyon, southeast of Charleton Flats. 1677 Comment
  RSA305368  Eriodictyon traskiae D. C. Michener, John Dourley, B. Haner, Mark Hoefs 1983-6-7 4301 Los Angeles Santa Catalina Island. 0.4 miles from jct with main road to Whites Landing. 396 Comment
  CATA299  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs 1973-6-5 319 Los Angeles Santa Catalina Island: By upper White's Landing Road 411 Comment
  RSA608638  Eriodictyon trichocalyx Louis C. Wheeler 1931-3-29 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash. Comment
  RSA652156  Eriodictyon trichocalyx subsp. trichocalyx C. A. Schideler 1981-4-26 38 Los Angeles San Gabriel Mtns., N. end of Hwy. 39, end of East Fork at fire station, N. on extended dirt road. Comment
  UCR43257  Eriodictyon trichocalyx subsp. trichocalyx David Charlton 1986-6-15 245 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  LA205725  Eriodictyon trichocalyx var. trichocalyx Elizabeth Levine; 1949-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  RSA555356  Eriogonum angulosum D. Charlton 1991-5-21 5219 Los Angeles Ritter Ridge, city park site, south of 30 St west terminus. Narrow north facing canyon. 1037 Comment
  UC517517  Eriogonum angulosum John Thomas Howell 1930-5-12 4883 Los Angeles 3 mi s Palmdale Comment
  UC184330  Eriogonum baileyi var. baileyi A. D. E. Elmer June, 1902 3690 Los Angeles Acton Comment
  POM182397  Eriogonum cinereum Joseph A. Ewan 1931-10-24 5293 Los Angeles Escondido Canyon 305 Comment
  RSA0012414  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-16 5696 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  UCR128132  Eriogonum cithariforme var. agninum 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
  CAS-BOT-BC242771  Eriogonum davidsonii Geo. R. Hall 1904-9-1 s.n. Los Angeles Swartout Canon [Swarthout Canyon], San Antonio Mts. 2133 Comment
  RSA776795  Eriogonum davidsonii Orlando Mistretta, Christine Mistretta 2010-5-20 5172 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  POM184684  Eriogonum davidsonii Joseph A. Ewan 1932-6-12 7367 Los Angeles San Gabriel Mountains: 1/4 mi above North Fork Camp, N.F. Tujunga Creek 915 Comment
  RSA766335  Eriogonum davidsonii Joseph A. Ewan, Nesta Ewan 1933-7-23 7829 Los Angeles Barley Flats Trail to Tejunga Creek. San Gabriel Mts. 1220 Comment
  SEINET5329018  Eriogonum davidsonii G. R. Hall s.n. Los Angeles Twartout Canon, San Antonio Mts 2134 Comment
  POM182395  Eriogonum elongatum Joseph A. Ewan 1931-10-29 5274 Los Angeles 1/2 mi. below Seminole Hot Springs. 396 Comment
  POM305057  Eriogonum elongatum Henry J. Ramsey, Henry J. Ramsey 1937-1-2 362 Los Angeles Altadena. 396 Comment
  UCR269594  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-6-29 15370 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  CAS-BOT-BC253252  Eriogonum fasciculatum var. foliolosum Ernest C. Twisselmann 1961-10-31 6680 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  CAS-BOT-BC253261  Eriogonum fasciculatum var. foliolosum Wm. H. Brewer 1861-1-4 s.n. Los Angeles Camp 6, San Gabriel Canyon Comment
  JEPS56972  Eriogonum fasciculatum var. foliolosum Frank W. Peirson 1919-1-26 305 Los Angeles Rubio Canyon San Gabriel Mountains, Rubio Canyon 548 Comment
  RSA717413  Eriogonum fasciculatum var. foliolosum Gary Kovnat, LeRoy Gross 2003-1-19 1 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace north west meadow. Comment
  UC501515  Eriogonum fasciculatum var. polifolium J. Ewan 1931-5-30 4264 Los Angeles Short Cut Canyon, off West Fork San Gabriel River San Gabriel Mts., Short Cut Canyon, West Fork San Gabriel Ri 1219 Comment
  SD114056  Eriogonum giganteum Darley F. Howe 1953-4-2 2433 Los Angeles Wain Canyon, Santa Catalina Island Comment
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Jun 10 2014
  UC161739  Eriogonum giganteum F. M. Reed 1909-7-3 2799 Los Angeles crest of island s of Avalon; Catalina Island 365 Comment
  POM123094  Eriogonum giganteum var. giganteum H. E. Hasse 1888-07 s.n. Los Angeles Santa Catalina Island Comment
  UCR41731  Eriogonum giganteum var. giganteum G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UC412777  Eriogonum gracile Geo. B. Grant 1904-9-15 450 -6422 Los Angeles Pasadena Comment
  UCR88680  Eriogonum gracile Scott D. White 1995-10-19 3697 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  CAS-BOT-BC253440  Eriogonum gracile W. R. Dudley 1907-11-22 s.n. Los Angeles Near sanatarium, Monrovia Comment
  RSA612085  Eriogonum gracile var. gracile Valerie L. Soza, Laura Moore 1997-8-16 42 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, on fire road. At center of BFS [Bernard Field Station]. 412 Comment
  RSA646080  Eriogonum gracile var. gracile Orlando Mistretta 1992-9-16 811 Los Angeles San Gabriel Mountains: North of Oak Springs. Oak Springs Trail; Tujunga Ranger District. 793 Comment
  CAS-BOT-BC252236  Eriogonum grande var. grande Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Is. Comment
  RSA297343  Eriogonum grande var. grande Larry E. DeBuhr 1977-4-17 2585 Los Angeles Catalina Island. NW of Little Harbour Comment
  RSA65086  Eriogonum hirtiflorum Joseph A. Ewan 1933-7-23 7830 Los Angeles Barley Flats Trail to Tujunga Creek. 1372 Comment
  CAS-BOT-BC268784  Eriogonum mohavense Roxana S. Ferris 1918-6-12 929 Los Angeles Lancaster Comment
  SBBG1551  Eriogonum mohavense H. and M. Dearing 1949-4-27 6760 Los Angeles W Mojave Desert [near Lancaster?] Comment
  UC1971222  Eriogonum nudum Scott D. White, Dave Bramlet 1998-8-11 7053 Los Angeles WEST OF MT. ISLIP: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Highway 39 from ca. 1.6 mi W of junction Crystal Lake access rd to junction Highway 2. Crystal Lake USGS 7.5' quad. Comment
  RSA629686  Eriogonum nudum var. pauciflorum Scott D. White, Dave Bramlet 1998-8-11 7053 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA0116183  Eriogonum nudum var. pubiflorum R. G. Swinney 2011-10-13 15787 Los Angeles San Gabriel Mountains; Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail. 1582 Comment
  UCR153143  Eriogonum ordii A. C. Sanders, T. B. Salvato 2005-4-26 29730 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  RSA780691  Eriogonum ordii Sandy Leatherman, Pam De Vries 2011-4-28 2011 -9 Los Angeles Transverse Ranges; Liebre Mountains region; directly north of Esguerra Road, 2,220 meters east of Boquet Canyon Road in Santa Clarita. 491 Comment
  SBBG61889  Eriogonum palmerianum R. Hoffmann 1927-9-23 Los Angeles Palmdale Comment
  RSA393061  Eriogonum parvifolium var. parvifolium L. E. Hoffman 1933-7-17 s.n. Los Angeles Hermosa Beach. Comment
  UCR164524  Eriogonum plumatella T. B. Salvato, Sandra Murcia 2005-11-8 1281 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  SD219096  Eriogonum pusillum R. F. Thorne, Walter Wisura, et al. 1982-4-20 54982 Los Angeles San Gabriel Mountains; Mojave Desert slopes; 0.25-p.5 mile north of Bob's Gap, north slope of Holcomb Ridge, ca. 2.5 miles due south of Llano. 1157 Comment
  RSA522585  Eriogonum saxatile David Keil, V. L. Holland, Michael Stiles, Francis Villablanca 1987-5-1 20047 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir. Comment
  RSA584872  Eriogonum saxatile Tim S. Ross, S. D. Boyd 1990-6-4 2796 Los Angeles ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  UC205985  Eriogonum thurberi I. Johnston 1917-5-13 978 Los Angeles San Gabriel Wash 152 Comment
  SBBG65515  Eriogonum thurberi J. Ewan 1924-8-12 Los Angeles Tujunga Wash in San Fernando Valley 205 Comment
  CAS-BOT-BC265003  Eriogonum wrightii var. subscaposum H. E. McMinn 1926-7-22 1791 Los Angeles Bear Flat Trail to Mt. San Antonio Comment
  POM209894  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mountains 1982 Comment
  RSA250384  Eriogonum wrightii var. subscaposum Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42247 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  RSA529138  Eriogonum wrightii var. subscaposum Tim S. Ross, S. D. Boyd 1991-7-24 5626 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA659864  Eriogonum wrightii var. subscaposum Orlando Mistretta 1992-8-20 756 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA0036800  Eriophyllum confertiflorum Regina Allen 1983-5-24 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. Comment
  RSA533997  Eriophyllum confertiflorum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5127 Los Angeles San Clemente Island: eastern escarpment, 1400ft SSE of Jack (not Jack Point), and 1350ft NW of the mouth of Larkspur Canyon, near a solitary Prunus Lyonii 145 Comment
  RSA592353  Eriophyllum confertiflorum L. C. Wheeler 1967-5-12 9428 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA658356  Eriophyllum confertiflorum Naomi Zohman 1985-4-28 14 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  RSA714687  Eriophyllum confertiflorum A. C. Sanders, Mark A. Elvin 2003-6-18 26949 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  RSA549161  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Peter W. Fritsch 1990-6-20 3657 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  RSA584138  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2980 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
  SBBG61042  Eriophyllum confertiflorum var. confertiflorum M. N. Ackley 1927-5-8 251 Los Angeles Mint Cyn 609 Comment
  UC31749  Eriophyllum pringlei J. Burtt Davy May 9 1896-May 24 1896 2281 Los Angeles Antelope Valley Comment
  UCR191695  Eriophyllum pringlei A. C. Sanders 2008-4-23 35071 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon, gravelly draw on slope in side canyon to the east 1108 Comment
  UCR280510  Eriophyllum pringlei R. G. Swinney 2014-4-10 16018 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA654445  Erodium botrys Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 976 Los Angeles Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), N of ''La Tuna'', above Chandler and Fisher canyons, S of La Tuna Canyon. 488 Comment
  RSA629714  Erodium botrys Louis C. Wheeler 1947-4-27 6472 Los Angeles San Gabriel Mountains; Kinneloa Canyon. Comment
  RSA0119756  Erodium cicutarium R. G. Swinney 2014-5-21 16636 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  RSA763511  Erodium cicutarium R. G. Swinney 2008-11-30 9875 Los Angeles Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  SBBG53313  Erodium cicutarium D. M. Power 1972-11-11 Los Angeles terrace W of Wilson's Cove Comment
  UCR274992  Erodium cicutarium Michael Honer, Mary Ann Hasskamp 2006-4-19 2211 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  RSA670983  Erodium moschatum Joseph M. Keefe 2001-1-19 30894 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  SBBG106910  Erodium moschatum M. L. Hoefs, R. F. Thorne 1996-4-6 2601 Los Angeles Pebbly Beach 6 Comment
  SBBG12296  Erodium moschatum P. H. Raven 1962-4-9 17135 Los Angeles near barracks, Wilson Cove 60 Comment
  SEINET8566802  Erodium moschatum G. B. Grant 1901-1 447 Los Angeles Pasadena. Comment
  CAS-BOT-BC211091  Eryngium aristulatum var. parishii Le Roy Abrams 1901-7-20 1863 Los Angeles Wiseburn Comment
  JEPS86568  Erysimum capitatum var. capitatum Roy E. Buck 1988-4-10 895 Los Angeles e side of Three Points Rd 0.3 road mi n Three Points (ca 0.6 air km ne of confluence of Oakdale Canyon and Pratt Canyon drainages, 26 air km n of Castaic) 1036 Comment
  RSA0091126  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-12 14714 Los Angeles along Cabin Canyon Creek near the confluence with Aliso Canyon 1195 Comment
  SD52404  Erysimum capitatum var. capitatum Benjamin C. Stone Mar 1952 12 Los Angeles Blanchard Park (The Wash) 334 Comment
  RSA226212  Eschscholzia Gary D. Cromwell, David W. Wheat 1971-4-30 592 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora. 534 Comment
  RSA587073  Eschscholzia caespitosa Tim S. Ross 1993-5-16 7158 Los Angeles San Gabriel Mountains: Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse and Little Dalton canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  RSA651299  Eschscholzia caespitosa Lori Ackerman, Gerald Braden 1988-5-20 35 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA433675  Eschscholzia californica G. R. Johnstone 1930-4-6 s.n. Los Angeles Pine Canyon. Comment
  UCD95329  Eschscholzia californica Gordon J. Pilone 1963-5-3 268 Los Angeles 2 miles east of Gorman on Hwy 138 on Tejon Ranch. San Emigdio mountain range. 1219 Comment
  RSA433677  Eschscholzia californica subsp. californica Howard Mullins 1931-4-27 s.n. Los Angeles Vacant lot, Burbank Comment
  RSA586538  Eschscholzia minutiflora Tim S. Ross 1991-4-28 4776 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA0010827  Eucalyptus A. C. Sanders, Dan S. Cooper 2010-3-12 37378 Los Angeles South Coast: Madrona Marsh, Torrance. 24 Comment
  PASA2096  Eucrypta chrysanthemifolia Sally Ellis 1939-5-12 Los Angeles San Dimas Canyon Comment
  SBBG11584  Eucrypta chrysanthemifolia P. H. Raven 1962-5-9 17695 Los Angeles just N of Gray 304 Comment
  RSA420822  Eucrypta chrysanthemifolia var. chrysanthemifolia Robin S. Collins 1973-5-15 274 Los Angeles Angeles National Forest; Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 610 Comment
  RSA596492  Eupatorium adenophorum L. C. Wheeler 1966-11-27 9161 Los Angeles San Gabriel Mountains. Monrovia Canyon at confluence with Sawpit Canyon. 373 Comment
  RSA0097175  Euphorbia albomarginata R. G. Swinney 2011-4-20 14468 Los Angeles San Gabriel Mountains/ Western Mohave Desert: Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA785426  Euphorbia albomarginata Doris Bowers 1957-5-2 116 Los Angeles Road above Puddingstone, LaVerne 320 Comment
  RSA601100  Euphorbia dendroides D. Koutnik 1996-4-20 s.n. Los Angeles foothills above Pasadena, side canyon of Eaton Wash along New York Drive, 0.25 Mi. N of Sierra Madre Blvd. 300 Comment
  UCR210193  Euphorbia maculata R. G. Swinney 2008-10-22 9666 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR181358  Euphorbia palmeri R. G. Swinney 1997-6-13 5596 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  CHSC100216  Euphorbia peplus John Dittes 2006-5-30 1385 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Cyn.; ca. 3.7 air-miles northeast of Verdugo Hills High School, ca. 2.5 air-mile southwest of Condor Peak., ca. 2.5 air-miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  RSA0036774  Euphorbia peplus Michelle Cleveland 1981-2-23 21 Los Angeles Puente Hills in Diamond Bar. Pomona frwy. 60, Rt on Grand, Rt on Diamond Bar Blvd, 100 yds down blvd. on North side in empty lot. 236 Comment
  RSA187687  Euphorbia peplus R. F. Thorne 1966-9-15 36697 Los Angeles Santa Catalina Island, Middle Ranch canyon. Comment
  RSA718274  Euphorbia peplus R. G. Swinney 1998-4-13 5962 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  SBBG113048  Euphorbia peplus S. A. Junak with K. Kirkland 1998-4-30 SCa 572 Los Angeles extreme upper reaches of N fork of Descanso Cyn just downslope from Airport Rd 365 Comment
  SBBG67751  Euphorbia peplus M. N. Ackley 1929-1-13 356 Los Angeles Coolidge Rare Plant Gardens, Pasadena 259 Comment
  CDA33561  Euphorbia peplus Michael O Brien 2011-4-3 Los Angeles On the Pacific Coast Highway [CalTrans right-of-way] near El Pescador State Beach. 0 Comment
  UCR95530  Euphorbia spathulata T. S. Ross 1995-5-21 8600 Los Angeles San Clemente Island, near head of Chenetti Canyon, just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft. SSE of Rest triangulation point (1336 ft.) 354 Comment
  UCR99474  Euphorbia spathulata Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9479 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  UCR239952  Euthamia occidentalis R. G. Swinney 2009-11-16 11643 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  SBBG96847  Extriplex californica S. Boyd 1990-4-7 4213 Los Angeles lower half of China Cyn Comment
  SBBG38844  Festuca myuros M. B. Dunkle 1939-4-4 7257 Los Angeles Pyramid Cove Comment
  SEINET13203119 Image available Festuca myuros R. G. Swinney 2010-1 12493 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  LA33396  Festuca myuros Peter H. Raven; 1959-4-4 13975 Los Angeles SANTA MONICA MOUNTAINS, Pt. Dume, behind point. 21 Comment
  UCR275322  Festuca perennis Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  SBBG31136  Ficus carica R. F. Thorne with M. Z. Thorne 1966-5-31 Los Angeles Orizaba Mtn 579 Comment
  CAS-BOT-BC500448  Ficus microcarpa R. E. Riefner, Jr. 2015-8-2 15 -214 Los Angeles City of Alhambra, N side of 110 Fwy on E side of Garfield St. 129 Comment
  RSA0113950  Ficus microcarpa R. E. Riefner Jr. 2015-8-15 15 -222 Los Angeles City of Malibu, N. side of Pacific Coast Highway, E. ca. 0.25 mi from Coastline Dr. 15 Comment
  UCR267286  Ficus microcarpa R. E. Riefner Jr. 2015-7-26 15- 211 Los Angeles City of Glendale, E side of Glendale Freeway (Hwy 2), Ripple St. at Rosanna St. 116 Comment
  RSA393735  Filago depressa Robert Gustafson, Gary D. Wallace 1982-4-26 2535 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA191101  Filago gallica R. F. Thorne, M. Z. Thorne 1967-6-25 37080 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA545199  Filago gallica Timothy S. Ross 1992-5-17 6335 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  UC1586202  Foeniculum vulgare Tim Ross 1991-8-16 5810 Los Angeles 1/5 mi. n.w. Mt. Sally summit (along Angeles Crest Hwy., Upper Big Tujunga Canyon); Chilao Flat Quad., San Gabriel Mts., Upper Big Tujunga Canyo 1524 Comment
  RSA654424  Foeniculum vulgare Matt Brooks 1988-5-12 56 Los Angeles Whittier, Turnbull Canyon Rd. 0.4 miles east of its intersection with Beverly Blvd., near the bottom of the canyon. Comment
  POM19066  Forestiera pubescens P. A. Munz 1923-5-25 6821 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA464909  Fraxinus dipetala Albert J. Perkins 1914-5-2 s.n. Los Angeles Azusa to Rincon Trail. Comment
  UC1122066  Fremontodendron californicum H. A. Jensen 1933-6-1 320 Los Angeles Angeles National Forest, Rock Creek, Quadrangle Rock Creek Rock Creek; Angeles National Forest, Rock Creek 1706 Comment
  RSA162693  Fremontodendron mexicanum J. D. Olmsted 1958-3-11 56 Los Angeles Along SE edge of Blanchard Park; oak woodland with gradual southward drainage along San Antonio Creek on Pomona College campus 366 Comment
  UCSB63432  Galenia pubescens var. pubescens Ekhoff, John 1992-6-12 Los Angeles Signal Hill: disturbed, undeveloped property along Hill Street in the two-block area between Stanley and Ohio Avenues. Long Beach USGS 7.5' topo; T4S R12W Sect 29 76 Comment
  LA208318  Galium angustifolium J. Sauer; R. Gibson 1971-5-1 4901 Los Angeles Piru Creek, Bailey Flats, site of the future Pyramid Reservoir Comment
  SD252373  Galium angustifolium Steven A. Junak 2000-7-1 Sca 1371 Los Angeles Santa Catalina Island: Just SW of Cape Canyon reservoir, upper Cape Canyon, N-facing slope. 344 Comment
  LA208337  Galium angustifolium subsp. angustifolium F. R. Fosberg; 1932-5-5 8109 Los Angeles Santa Catalina Island, hill n. Avalon 30.0 Comment
  LA50687  Galium angustifolium subsp. angustifolium J. A. Ewan; 1929-5-25 3479 Los Angeles Comment
  SBBG68820  Galium angustifolium subsp. angustifolium R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  POM296482  Galium angustifolium subsp. angustifolium Lyman D. Benson 1944-5-21 11724 Los Angeles Indian Hill, Claremont. 396 Comment
  POM49898  Galium angustifolium subsp. gabrielense I. M. Johnston 1924-6-28 s.n. Los Angeles Cascade Canyon on West end of Ontario Peak. 1524 Comment
  CATA970  Galium aparine Mark L. Hoefs 1994-5-21 1838 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 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
  RSA607024  Galium aparine Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  UC1483323  Galium grande Robert F. Thorne 1971-4-23 41465 Los Angeles above Santa Anita Canyon; San Gabriel Mts., Angeles National Forest, Chantry Flats 640 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
  UCR94482  Galium hallii Orlando Mistretta 1994-6-8 1347 Los Angeles San Gabriel Mtns., Little Rock Creek, unnamed drainage draining N slope of Bare Moutain 1616 Comment
  JEPS56039  Galium johnstonii Lauramay T. Dempster and Clare Hardham 1965-6-20 4156 Los Angeles 3.5 mi nw Big Pines (on road to Valyermo, n side mountains); San Gabriel Mts. 1798 Comment
  CATA3284  Galium nuttallii subsp. insulare Julie L. King 2017-3-1 62 Los Angeles Santa Catalina Island: Isthmus Rd. near zone 1 fence 176 Comment
  RSA213330  Galium nuttallii subsp. insulare Reid V. Moran 1941-2-23 606 Los Angeles Catalina Island. South of Johnson's Valley 200 Comment
  UCR140004  Galium parisiense L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns., summit of Johnstone Peak 976 Comment
  RSA424696A  Galvezia speciosa M. B. Dunkle 1929-1-26 2041 Los Angeles Little Gibralter, Santa Catalina Island. Comment
  RSA507515  Gamochaeta pensylvanica L. C. Wheeler 1967-5-13 9546 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  CAS-BOT-BC303403  Gamochaeta ustulata Carl B. Wolf 1932-5-10 3513 Los Angeles Santa Catalina Island: Avalon Canyon, above the last almond orchard 121 Comment
  POM198814  Gamochaeta ustulata R. F. Thorne, D. Propst 1968-5-28 37681 Los Angeles Santa Catalina Island: on delta above second (lower) reservoir in upper Bulrush canyon 335 Comment
  RSA650573  Garrya veatchii Bill Harris 1949-1-16 s.n. Los Angeles Found along Glendora-Mt. Baldy roadside. 305 Comment
Read comments
Jun 18 2014
  CATA1748  Gastridium phleoides Mark L. Hoefs, Steven A. Junak, Ralph Philbrick 2001-5-18 3176 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground 225 Comment
  RSA802047  Gastridium phleoides Orlando Mistretta, Kristie Haydu 2011-7-20 5960 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  UCR241696  Gaura Dan S. Cooper 2012-9-6 912- 73 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  POM249876  Gaura sinuata E. Johnson 1939-08 s.n. Los Angeles Citrus Ave., west of Cameron, West Covina. Comment
  RSA229726  Gayophytum oligospermum Robert F. Thorne 1969-7-2 38207 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  UCR126356  Gazania linearis A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27134 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA70498  Geranium californicum F. W. Peirson 1922-7-6 3185 Los Angeles Swartout Valley region. Big Pines, north side of San Gabriel Mtns. 2073 Comment
  UCR204434  Geranium carolinianum R. G. Swinney 2003-5-12 8200 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  RSA0096984  Gilia Richard G. Swinney 2011-5-31 14890 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
Read comments
Dec 7 2018
  UCR192209  Gilia A. C. Sanders 2008-4-16 34904 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  RSA0073359  Gilia achilleifolia R. G. Swinney 2010-6-21 13305 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  JEPS69442  Gilia angelensis Frank W. Peirson 1919-5-14 424 Los Angeles Eaton Canyon San Gabriel Mountains, Eaton Canyon 762 Comment
  LA52321  Gilia angelensis A. M. Johnson; 1932-3-12 3852 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCR197220  Gilia angelensis Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 977 Los Angeles Verdugo Mountains, southwest side, north of Chandler Fire Road (Verdugo Mtwy), northwest of 'La Tuna,' above Chandler Canyon, south of La Tuna Canyon 457 Comment
  RSA152125  Gilia angelensis Wesley O. Griesel 1962-3-17 s.n. Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  UCR191737  Gilia australis A. C. Sanders 2008-4-23 35078 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  SD186281  Gilia capitata A. C. Sanders, Mark A. Elvin 2003-4-16 26038 Los Angeles Newhall Ranch, ca. 0.4 north of Highway 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mile south of Commerce Center Dr. along Franklin Parkway. 305 Comment
  UCR214029  Gilia capitata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37958 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  RSA470224  Gilia capitata subsp. abrotanifolia N. C. Cooper 1945-5-1 2193 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA470247  Gilia capitata subsp. abrotanifolia Christopher Davidson 1975-5-25 2551 Los Angeles Ca. 1 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mountain. Angeles Nat. For 1357 Comment
  UC1871166  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4888 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UCR108183  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mtns., N of Mill Canyon off Soledad Canyon, near Ravenna 716 Comment
  RSA470245  Gilia capitata subsp. abrotanifolia Geo L. Moxley 1915-5-9 318 Los Angeles Low hills Comment
  CAS-BOT-BC226320  Gilia latiflora subsp. davyi C. W. Tilforth; J. Dourley; W. Wisura 1978-4-17 1535 Los Angeles Jct. of Hiway 168 and 165 St., 3 1/2 miles east of Pearblossom & c. 3 1/2 air miles north of Bob's Gap Comment
  POM292865  Gilia latiflora subsp. davyi Lyman Benson, Robert Benson 1952-4-18 14898 Los Angeles 2 miles southeast of Gorman, U.S. 99. 1098 Comment
  RSA304909  Gilia latiflora subsp. davyi J. R. Shevock 1971-4-25 1023 Los Angeles Ave 165, S of Pearblossum. Comment
  CAS-BOT-BC226406  Gilia latiflora subsp. latiflora Tim Ross; Steve Boyd; Laurel Arnseth 1991-4-29 4787 Los Angeles Liebre Mountains. Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna, NW Los Angeles County 1259 Comment
  UC1929545  Gilia leptantha subsp. transversa Valerie Soza, Naomi Fraga 2003-6-13 1669 Los Angeles Transverse Ranges; San Gabriel Mountains region; Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06; Mount San Antonio quad.; T3N R7W S18, SW/4; UTM 3800050N, 0439579E; elev. 8300 ft 2530 Comment
  UCR223811  Gilia leptantha subsp. transversa R. G. Swinney 2009-6-17 11195 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  CAS-BOT-BC401991  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
  RSA152127  Gilia ochroleuca subsp. vivida Wesley O. Griesel 1962-6-6 s.n. Los Angeles Hwy 2, E of Newcombs Ranch, San Gabriel Mts 1829 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
  UCR227623  Gilia sinuata Orlando Mistretta, Christine Mistretta 2010-5-26 5211 Los Angeles San Gabriel Mountains, Upper Mill Creek Canyon drainage, south of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  RSA507517  Githopsis diffusa subsp. diffusa L. C. Wheeler 1967-5-18 9643 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA436244  Githopsis diffusa subsp. diffusa Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson's Trail. Comment
  RSA631381  Gnaphalium californicum Valerie L. Soza, Kent Hughes 1999-6-4 469 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 365 Comment
  RSA573473  Gnaphalium californicum Timothy S. Ross 1992-6-15 6576 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) S draining tributary of Turnbull Canyon. 299 Comment
  IRVC26843  Gnaphalium luteo-album S. D. White 1997-11-5 6018 Los Angeles Mouth of Trancas Canyon, N of Pacific Coast Hwy (= CA Hwy 1) Malibu Coast 0 Comment
  UCR206138  Gnaphalium luteoalbum R. G. Swinney 2008-5-30 8915 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  RSA133813  Gnaphalium microcephalum Peter H. Raven 1958-9-28 13738 Los Angeles Elysian Park. 213 Comment
  RSA778873  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-6-1 5226 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
  UC1349066  Gnaphalium palustre Robert F. Thorne 1966-6-2 36515 Los Angeles nne of Black Jack Mt. (margin of Echo Lake); Santa Catalina Island, Echo Lake 411 Comment
  RSA600985  Gnaphalium palustre L. C. Wheeler 1967-6-26 9890 Los Angeles Elsmere Canyon. 441 Comment
  RSA715800  Gnaphalium stramineum Scott D. White, Andrea Warniment 2006-7-6 11607 Los Angeles SE Tehachapi Mtns: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. 1113 Comment
  RSA611072  Gnaphalium stramineum L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: Harbor Blvd. at 4th Street. 3 Comment
  RSA562319  Grindelia D. Charlton 1991-9-19 5626 Los Angeles Sierra Hwy near Avenue E S of Edwards AFB and Rosamond in Antelope Valley, Mojave Desert. 710 Comment
  CAS-BOT-BC6173  Grossularia amara Alfred James McClatchie 1894-2-1 s.n. Los Angeles Canyons of San Gabriel Mts., near Pasadena Comment
  RSA586282  Guillenia lasiophylla Orlando Mistretta 1995-3-14 1533 Los Angeles Little Rock Creek Management Unit; Emma section of Little Rock Creek Management Unit. 1128 Comment
  CATA1999  Hainardia cylindrica Steven A. Junak, Mark Hoefs 1997-6-4 421 Los Angeles Santa Catalina Island: NE end of Upper Buffalo Corral Reservoir 188 Comment
  CATA1987  Harpagonella palmeri Steven A. Junak, Mark Hoefs, Sara Crockett 1997-3-27 355 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, ca. 0.65 miles SW of Black Jack Peak 396 Comment
  SBBG131692  Hazardia squarrosa S. A. Junak 1999-9-9 SCa 1078 Los Angeles E side of ridge between Toyon Bay and Gallagher Cove 97 Comment
  UC891994  Hazardia squarrosa var. grindelioides Carl B. Wolf 1932-10-4 Los Angeles above Amphitheatre (Avalon); Santa Catalina Island, Avalon 30 Comment
  UCSB42209  Hedypnois cretica Roos, Alfred 1954-5-17 Los Angeles Near North Kenmore and Oakdale Streets, Hollywood Comment
  RSA0116569  Helenium bigelovii R. G. Swinney 2010-9-30 13929 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  UCR209849  Helenium bigelovii R. G. Swinney 2008-7-16 9264 Los Angeles San Gabriel Mtns., Little Rock Creek Canyon, 1.6 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing 1817 Comment
  POM135771  Helianthemum scoparium var. vulgare L. R. Abrams 1901-4-3 1278 Los Angeles Santa Monica Mts. 229 Comment
  POM257576  Helianthemum scoparium var. vulgare C. B. Wolf 1932-5-13 s.n. Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus. 365 Comment
  RSA441792  Helianthemum scoparium var. vulgare Anstruther Davidson 1889-09 s.n. Los Angeles E. Los Angeles Comment
  RSA724715  Helianthemum scoparium var. vulgare K. Dobry 1990-3-25 228 Los Angeles Simi Hills at Dayton Canyon 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
  RSA651098  Helianthus annuus subsp. lenticularis Brian Koch 1981-5-26 2 Los Angeles Junction of Lido Canyon and San Dimas Canyon. Comment
  RSA682671  Helianthus gracilentus LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1090 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  SFV22040  Helianthus gracilentus V. Soza, I. E. Anderson, L. Gross 2000-6-6 992 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough and Wildwood canyons. Ridgetop along fire road. 838 Comment
  UCR214652  Heliotropium curassavicum A. C. Sanders, Dan S. Cooper 2010-4-30 38143 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM369754  Heliotropium curassavicum var. oculatum Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  RSA127790  Heliotropium curassavicum var. oculatum H. J. Thompson, P. Raven 1959-9-6 14374 Los Angeles At mouth of Malibu Creek 5 Comment
  SBBG112827  Helminthotheca echioides S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-7-16 SCa 753 Los Angeles Little Harbor Cmpgrd 6 Comment
  UCSB7392  Helminthotheca echioides Wedberg, H. 1958-5-11 Los Angeles Vacant lot back of 1001 Gayley, Westwood Village Comment
  CAS-BOT-BC310106  Hemizonella minima Geo. B. Grant 1906-6-17 543 a-6689 Los Angeles Summit of Mt. Wilson 1890 Comment
  RSA360333  Hemizonia australis Anstruther Davidson 1892-09 2027 Los Angeles E. Los Angeles. Comment
  SEINET11848435  Hemizonia pungens J. F. Bright, Wyman, C. 1931-1 5734 A Los Angeles in & around Hollywood Comment
  UCR192166  Herniaria hirsuta A. C. Sanders 2008-4-17 34937 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  IRVC26478  Herniaria hirsuta A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26147 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  OBI69265  Heteromeles arbutifolia John Knapp, Denise Knapp 2003-4-13 29 Los Angeles Catalina Island 104 Comment
  RSA0073379  Heteromeles arbutifolia R. G. Swinney 2010-6-8 13182 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream. 494 Comment
  SBBG45257  Heteromeles arbutifolia D. Propst 1962-12-24 Los Angeles Black Jack Rd, halfway up on Cape Cyn Comment
  UC860308  Heteromeles arbutifolia L. W. Nuttall 1920-5-5 117 Los Angeles Santa Catalina Island Comment
  RSA0072459  Heteromeles arbutifolia var. macrocarpa Lyman D. Benson, Robert Benson, Joseph Lanjouw 1953-5-2 15100 Los Angeles Santa Catalina Island. Hills, north face of Swain Canyon, Whites Landing. 183 Comment
  SEINET6710052  Heteromeles arbutifolia var. macrocarpa G. B. Grant 1901-1 567 Los Angeles Santa Monica Range, southern California Comment
  CATA1805  Heterotheca grandiflora Benjamin E. Carter 2012-8-23 6989 Los Angeles Santa Catalina Island: Airport Road, ca. 1/4mi north of Middle Ranch Road 405 Comment
  POM36038  Heterotheca grandiflora F. R. Fosberg 1931-7-16 776 Los Angeles Gallagher's Canyon, near Wrigley Reservoir, Santa Catalina Island. 400 Comment
  CAS-BOT-BC318877  Heterotheca grandiflora Huron H. Smith 1912-5-1 4883 Los Angeles Eagle Rock Valley 152 Comment
  SFV18444  Heterotheca grandiflora S. Haennelt 1976-3-18 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Parking lot. Comment
  SFV3987  Heterotheca grandiflora P. G. Kilburn 1958-11-13 881 Los Angeles San Fernando Valley San Fernando Valley State College. Old field bordering Zelzah and south of Plummer. Comment
  RSA471606  Heterotheca sessiliflora subsp. echioides F. R. Fosberg 1930-7-3 3101 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UC75411  Heterotheca sessiliflora subsp. fastigiata C. F. Baker 1903-8-2 3669 Los Angeles near Claremont; San Antonio Canon Comment
  RSA641558  Hirschfeldia incana L. C. Wheeler 1967-5-29 9765 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  CAS-BOT-BC55362  Hirschfeldia incana Timothy S. Ross; Steve Boyd 1994-9-20 8275 Los Angeles Liebre Mountains. Lower Spunky Canyon. This stretch draining SSE, exiting into Bouquet Reservoir. 934 Comment
  CLARK-A1528-2783  Hoffmannseggia densiflora John C. Roos 1947-5-11 3607 Los Angeles Monterey Park Comment
  IRVC26359  Hordeum brachyantherum A. C. Sanders 2003-4-16 26030 Los Angeles Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  SD186036  Hordeum brachyantherum A. C. Sanders 2003-4-16 26030 Los Angeles Newhall Ranch, south of Magic Mountain Parkway, near I-5 and golf course. 366 Comment
  UCR223567  Hordeum brachyantherum R. G. Swinney 2009-6-3 11051 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
  SBBG132062  Hordeum marinum S. A. Junak, B. Collins 1991-4-24 SCI 180 Los Angeles W side of W Shore Rd 36 Comment
  RSA158316  Hordeum marinum subsp. gussoneanum P. H. Raven 1962-5-10 17725 Los Angeles Head of Horse Canyon, the large canyon west of Thirst; San Clemente Island 534 Comment
  SBBG13303  Hordeum murinum M. A. Piehl 1962-6-9 62350 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  SBBG133337  Hordeum murinum J. Lambert, S. McDonough 6-Aor-2005 SERG 50 -05 Los Angeles near Swat 2 18 Comment
  UCR256434  Hordeum murinum R. G. Swinney 2010-6-8 13196 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA706633  Hordeum murinum subsp. glaucum L. M. Prince, N. Refulio 2002-3-25 02 -274 Los Angeles Claremont. Vacant lot behind gas station on Claremont Ave. just north of Foothill Blvd. 400 Comment
  RSA661019  Hordeum murinum subsp. leporinum Orlando Mistretta 1992-4-5 159 Los Angeles Guds, San Clemente Island. Comment
  UCR178934  Hordeum murinum subsp. leporinum R. G. Swinney 1980-4-25 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 488 Comment
  RSA229045  Hordeum vulgare R. F. Thorne 1971-6-30 40759 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek 1616 Comment
  RSA729460  Hordeum vulgare R. G. Swinney 1998-7-8 6318 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
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Dec 6 2010
  RSA499313  Horkelia cuneata subsp. cuneata E. S. Spalding 1923-4-3 s.n. Los Angeles Manhattan Beach. Comment
  JEPS44525  Horkelia rydbergii Frank W. Peirson 1921-6-15 2448 Los Angeles San Gabriel Mts., Pine Flats stream [Charlton Flat] 1524 Comment
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Jul 29 2016
  SBBG105563  Hulsea heterochroma T. Ross, S. Boyd 1994-6-23 8042 Los Angeles Sawmill Mtn, Burnt Pk 1664 Comment
  UCR271149  Hulsea heterochroma R. G. Swinney 2011-7-8 15511 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
  POM156537  Hulsea heterochroma L. R. Abrams 1902-7-1 2629 Los Angeles Near summit of Mt. Wilson 1737 Comment
  CAS-BOT-BC312939  Hypochaeris glabra Geo. B. Grant 1905-4-19 s.n. Los Angeles Garvanza Comment
  RSA512063  Hypochaeris glabra L. C. Wheeler 1967-5-13 9508 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  RSA535708  Hypochaeris radicata Timothy S. Ross 1991-5-23 5507 Los Angeles San Clemente Island: Wilson Cove Settlement: lawn at bus stop on N side of Bldg 60112. 53 Comment
  SFV12574  Ipomoea purpurea M. H. Grayum 1977-11-24 869 Los Angeles San Fernando Valley Sepulveda Basin. Along Los Angeles River, between dam and Burbank Blvd. 207 Comment
  RSA746736  Isocoma menziesii A. C. Sanders, T. B. Salvato 2009-5-19 36818 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  SBBG13671  Isocoma menziesii E. R. Blakley 1961-9-24 4774 Los Angeles cyn above Ben Weston Beach 6 Comment
  LA82341  Isocoma menziesii var. sedoides David S. Verity; 1964-10-17 sn Los Angeles Santa Monica Mountains, Zuma Beach, E of hwy 7 Comment
  UC54138  Isocoma menziesii var. sedoides H. M. Hall 1902-5-11 3276 Los Angeles Santa Monica Comment
  SFV3963  Isocoma menziesii var. vernonioides R. L. Armacost 1957-11-23 914 Los Angeles Point Dume. Comment
  RSA600173  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-5-1 9665 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
  UCD51388  Jarava speciosa R. Tofsrud 1950-4-1 s.n. Los Angeles near Elizabeth Lake. Comment
  UC481002  Jaumea carnosa C. F. Millspaugh 1920-1-21 4613 Los Angeles Ballast Point Santa Catalina Island, Catalina Harbour Comment
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Apr 21 2012
  SFV7067  Jaumea carnosa T. Gordon, M. H. Grayum, D. R. Perry, K. Felt 1974-11-3 767 Los Angeles Santa Monica Mountains Malibu Creek, about 0.5 miles from ocean. Comment
  POM122626  Jepsonia malvifolia Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  CAS-BOT-BC101899  Juglans californica Louis C. Wheeler 1936-6-6 4115 Los Angeles E side San Dimas Canyon near dam, San Gabriel Mts 457 Comment
  CAS-BOT-BC101900  Juglans californica 1905-5-5 s.n. Los Angeles Pasadena Comment
  IRVC28759  Juglans californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25548 Los Angeles Newhall Ranch, upper Potrero Canyon NE end of Santa Susana Mtns. 400 Comment
  RSA670755  Juglans californica Joseph M. Keefe 2001-4-8 31202 Los Angeles San Rafael Mountains. South side of Upperton Place (south across street from 1366 Upperton Place) 0.5 mile west of intersection with Upperton Avenue; ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, CA 90042. 259 Comment
  RSA672221  Juglans californica Joseph M. Keefe 2001-4-8 31202 Los Angeles San Rafael Mountains. South side of Upperton Place (south across street from 1366 Upperton Place) 0.5 mile west of intersection with Upperton Avenue; ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, CA 90042. 259 Comment
  UCSB51796  Juglans californica Bishop, Richard 1967-5-14 Los Angeles Bull Creek; 1 mi. east of intersection of Balboa and Rinaldi Streets; town of Granada Hills Comment
  LA200575  Juglans californica var. californica A. M. Johnson; 1928-2-16 56 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA182735  Juglans californica var. californica J. Massey 1966-3-26 1125 Los Angeles Cobal Canyon Trail Comment
  UCR143932  Juglans californica var. californica A. C. Sanders, Lee Jones 2004-11-7 29025 Los Angeles San Fernando Valley, site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy 351 Comment
  UCR274872  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, Haskell Creek near Woodley Park, east of Woodley Ave., west of San Diego Freeway(405), north of Burbank Blvd. 227 Comment
  UCR259647  Juncus R. G. Swinney 2010-9-7 13718 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  CAS-BOT-BC110040  Juncus acutus Le Roy Abrams 1901-5-28 1682 Los Angeles Ballona Harbor. Comment
  UC115126  Juncus ambiguus T. S. Brandegee 1890-5-16 Los Angeles Santa Catalina Island Comment
  RSA188179  Juncus bufonius Robert F. Thorne 1966-4-6 35901 Los Angeles Santa Catalina Island: small reservoir N of Catalina Airport. 436 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
  UCR275338  Juncus bufonius Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  LA20564  Juncus bufonius var. congestus Joseph Andorfer Ewan; 1932-6-28 7509 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River at Hyperion Bridge. Comment
  UCR209643  Juncus duranii R. G. Swinney 2008-7-2 9118 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  JEPS45916  Juncus ensifolius Joseph Andorfer Ewan 1934-8-10 8432 Los Angeles nw slope Mount Waterman; San Gabriel Mts. 2286 Comment
  RSA729335  Juncus macrophyllus R. G. Swinney 1999-6-30 7479 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. Riparian zone with Alnus rhombifolia, surrounded by pinyon-juniper woodland. 1561 Comment
  UC842378  Juncus macrophyllus Bryan 1929-7-4 Los Angeles Switzer's Camp Arroyo Seco 975 Comment
  SEINET6331221 Image available Juncus marginatus Victor 1933-1 3526 Los Angeles Buckhorn, San Gabriel Mountains 1981 Comment
  UCR172295  Juncus mexicanus Anuja Parikh, Nathan Gale 2005-7-16 2141 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
  UC2030047  Juncus rugulosus Louis C. Wheeler 1966-10-1 8939 Los Angeles SAN GABRIEL MOUNTAINS: Millie's Orchard, lower Colby Ranch, Coldwater Canyon. Comment
  RSA600629  Juncus saximontanus L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mountains: Big Pines; Headwaters of Mescal Creek. 2043 Comment
  UCR208465  Juncus textilis Justin M. Wood 2009-4-13 490 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  IRVC28564  Juncus torreyi A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27135 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  RSA0013470  Juncus xiphioides Orlando Mistretta, Youssef Atallah 2011-8-16 6042 Los Angeles Aliso Canyon near junction of Aliso Canyon Road and Angeles Forest Highway. 1259 Comment
  CAS-BOT-BC81003  Juniperus californica P. C. Everett 1935-6-25 7250 Los Angeles Bouquet Canyon, 4 mi. above point where L.A. aqueduct crosses road 457 Comment
  CAS-BOT-BC81008  Juniperus californica Alice Eastwood 1913-5-11 3152 Los Angeles San Fernando Wash Comment
  SEINET8981245 Image available Juniperus chinensis Arboretum Staff 68 P934 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  SEINET8981508 Image available Juniperus chinensis Arboretum Staff 68 P1046 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  UCD133797  Juniperus occidentalis T. I. Storer 1923-3-19 342 Los Angeles Near Fairmont. Comment
  CAS-BOT-BC234554  Justicia californica Geo. B. Grant No date on label 6703 Los Angeles Pasadena Comment
  RSA654447  Keckiella antirrhinoides Valerie L. Soza, Laura Moore 2000-5-30 974 Los Angeles Liebre Mountains: San Francisquito Canyon, at Los Angeles Dept of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, W of San Francisquito Canyon Road. 488 Comment
  UCD123743  Keckiella antirrhinoides Gordon Pilone 1960-4-16 9 Los Angeles wash area at Pomono College in Claremont. 365 Comment
  RSA401694  Keckiella cordifolia Freda Detmers 1929-7-18 s.n. Los Angeles Griffith Park. Comment
  POM50661  Keckiella ternata subsp. septentrionalis A. D. E. Elmer 1902-06 3597 Los Angeles Acton, Mt. Gleason. Comment
  RSA403464  Koeleria macrantha Dayton, Miss Dayton 1925-4-15 s.n. Los Angeles Baldwin Park, Los Angeles vicinity. Comment
  RSA529907  Koeleria macrantha Timothy S. Ross 1991-8-16 5816 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  CDA35535  Koelreuteria bipinnata A. C. Sanders 2003-5-22 26812 Los Angeles San Gabriel Valley; Along 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 Comment
  RSA585338  Krascheninnikovia lanata T. S. Ross 1991-4-27 4645 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  SEINET6653598 Image available Krascheninnikovia lanata D. Mummert 1968-1 31 Los Angeles 1/4 mile south of Hwy 138 914 Comment
  POM352650  Lamarckia aurea H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  SEINET200268 Image available Lamarckia aurea Unknown 20 -25 Los Angeles San Gabriel Valley near Claremont Comment
  RSA652033  Larrea tridentata R. Carlston 1961-4-28 s.n. Los Angeles by Ave. N. Palmdale. Comment
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Aug 2 2008
  CDA7533  Lasiospermum bipinnatum T. S. Ross, Steve Boyd, S. Carlquist 1992-5-26 6427 Los Angeles Just south of the intersection of Mills Avenue x Mt. Baldy Road, Northern Claremont. Comment
  RSA598939  Lasthenia californica Steve Boyd, T. S. Ross 1997-3-21 9197 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  CAS-BOT-BC338111  Lasthenia californica Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  CAS-BOT-BC352907  Lasthenia coronaria F. B. C. 1903-8-15 4091 Los Angeles Claremont Comment
  CAS-BOT-BC329167  Lasthenia glabrata subsp. coulteri A. M. Johnson 1933-5-17 4267 Los Angeles Del Rey, Loa Angeles Comment
  SEINET3859917  Lasthenia gracilis R. G. Swinney 2009-4-24 10429 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek Campground.; 0 915 Comment
  SEINET956182  Lathyrus strictus Rea Raymond 1961-1 41 Los Angeles Little Jajunge Canyon. Angeles National Forest. Comment
  SBBG31207  Lathyrus tingitanus R. F. Thorne with P. C. Everett 1965-6-22 Los Angeles below rd S of Pebbly Beach near Lookout Pt; apparently escaped from cultivation 30 Comment
  SEINET13297583 Image available Lathyrus vestitus R. G. Swinney 2011-1 14490 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR270147  Lathyrus vestitus R. G. Swinney 2011-4-9 14390 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  UCSB3113  Lathyrus vestitus Ballard 1954-4-20 Los Angeles Little Dalton Canyon near Glendora Comment
  SBBG38757  Lavatera assurgentiflora subsp. glabra R. Moran 1941-2-26 625 Los Angeles Indian Rock, (Wilson's Harbor) 5 Comment
  SEINET11447755 Image available Layia glandulosa G. B. Grant 1904-5-5 112 /6188 Los Angeles Arroyo Seco Canyon, Sierra Madre Mts. Comment
  UC729799  Layia platyglossa Carl B. Wolf 1932-5-11 3551 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  POM246579  Layia platyglossa subsp. campestris F. R. Fosberg 1931-5-6 4814 Los Angeles Santa Catalina Island. Cape Canyon, mouth. 200 Comment
  UCR210234  Lemna R. G. Swinney 2008-10-20 9651 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  UCR230150  Lemna minuscula A. C. Sanders, Dan S. Cooper 2010-4-30 38129 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA429871  Lepidium flavum Donald Myrick 1968-3-6 1817 Los Angeles on Mojave Desert near Hi Vista in Antelope Valley 915 Comment
  UC1076213  Lepidium flavum H. L. Mason 1932-4-1 6863 Los Angeles 1 mi e Lancaster Comment
  LA85115  Lepidium fremontii O. H. Kappler; 1946-4-13 1114 Los Angeles N slope of San Gabriel Mountains, southern Antelope Valley 914 Comment
  UCR73186  Lepidium latifolium Scott D. White 1992-10-9 929 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, base of mtns., just north of Pacific Coast Hwy, extending as far E as Malibu Creek. Bounded by the Civic Center Road; terminates on the W in vicinity of Malibu School 30 Comment
  UC10658  Lepidium nitidum W. H. Brewer Feb 1861 190 Los Angeles San Fernando Valley Comment
  RSA251539  Lepidium nitidum R. F. Thorne 1973-4-11 42784 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  CAS-BOT-BC12983  Lepidium virginicum Ramsay Mar. 20 s.n. Los Angeles Foothills. Rubio Canyon. Comment
  RSA0047413  Lepidium virginicum R. G. Swinney 2010-5-4 12483 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR190934  Lepidium virginicum R. G. Swinney 1998-8-6 6696 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  CAS-BOT-BC13010  Lepidium virginicum Peter H. Raven 1956-6-24 9523 Los Angeles Westwood, Los Angeles. Comment
  SBBG108907  Lepidium virginicum var. robinsonii S. A. Junak 1997-3-11 SCl 745 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.3 mi S of Triangulation Pt Guds 158 Comment
  RSA678209  Lepidium virginicum var. virginicum V. Soza, LeRoy Gross 2001-4-18 1135 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 732 Comment
  RSA336399  Lepidospartum squamatum R. F. Thorne, Dick Tilforth 1978-6-21 52333 Los Angeles San Gabriel Mountains: N of Bob's Gap Comment
  RSA617467  Lepidospartum squamatum Scott D. White 1998-6-23 6773 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
  UC1393109  Lepidospartum squamatum John L. Strother 1970-9-9 1012 Los Angeles ca. 3 mi n of San Bernardino County line; Route 138 1219 Comment
  RSA95033  Lepidospartum squamatum F. W. Peirson 1919-10-20 275 Los Angeles Brae Burn Road, Altadena. Comment
  RSA0062660  Leptodactylon californicum Toppenberg 1961-5-19 s.n. Los Angeles Old Mt. Baldy Road. Comment
  JEPS69845  Leptodactylon californicum subsp. glandulosum Frank W. Peirson 1918-5-19 158 Los Angeles Echo Mountain; San Gabriel Mts., Echo Mountain 1005 Comment
  RSA469984  Leptosiphon androsaceus L. C. Wheeler 1932-4-9 591 Los Angeles 1 mi. W mouth Kings Canyon, near Elizabeth Lake. 976 Comment
  RSA527597  Leptosiphon bicolor Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4422 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SEINET13386996 Image available Leptosiphon breviculus R. G. Swinney 2011-1 15036 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 (Chilao Flat 7.5' Q.) (T3N R11W S27) 1585 Comment
  SEINET7968704 Image available Leptosiphon chrysanthus subsp. chrysanthus James Henrickson 1971-5-2 5538 Los Angeles 15 miles E of Palmdale, 3 miles N of Hwy 138 along 167 St, south of Lovejoy Buttes in Mojave Desert 945 Comment
  RSA783255  Leptosiphon grandiflorus J. D. Olmsted 97 Los Angeles ALong San Antonio Creek in Blanchard Park Pomona College campus, Claremont near east end of Los Angeles County 366 Comment
  POM364636  Leptosiphon liniflorus Geo L. Moxley 1913-7-26 3099 Los Angeles Near Newhall. Comment
  SBBG31416  Leptosyne gigantea R. F. Thorne 1966-4-6 35913 Los Angeles old quarry W of Empire Landing 91 Comment
  LA30870  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C 155 Los Angeles Santa Monica Mountains, Point Dume Comment
  CAS-BOT-BC339284  Lessingia glandulifera var. glandulifera Ernest Braunton 1902-9-1 694 Los Angeles Arroyo Seco Comment
  RSA529905  Lessingia glandulifera var. glandulifera T. S. Ross 1991-8-16 5812 Los Angeles Sulphur Springs Rd., .95 mile (as the crow flies) due W of its junction with Angeles Crest Hwy 1817 Comment
  RSA464479  Lewisia rediviva Bonnie C. Templeton 1932-6-17 4911 Los Angeles Big Pines Park, San Gabriel Mountains: West Blue Ridge 2195 Comment
  POM365321  Leymus condensatus Robert M. Perkins 1936-4-28 166 Los Angeles San Antonio Canyon. 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
  RSA0064054  Leymus triticoides R. G. Swinney 2010-6-8 13187 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
  SEINET10595918  Leymus triticoides LeRoy R. Abrams 1902-6-12 Abrams 2521 Los Angeles Ballona creek, near Mesmer. Comment
  UCSB50282  Lilium humboldtii Reisentz, Paul 1975-6-7 Los Angeles Twin Falls Reserve, 1 mile east on Stunt Rd. from Mulholland Hwy 274 Comment
  LA103211  Lilium humboldtii subsp. ocellatum Barry A. Prigge; 1985-6-14 6411 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, Murphy Ranch site. 601 Comment
  RSA596373  Lilium humboldtii subsp. ocellatum Timothy S. Ross, Steve Boyd 1995-6-28 8620 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  UCR130589  Lilium humboldtii subsp. ocellatum R. E. Riefner Jr. 2000-8-29 00- 758 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
  RSA73041  Linanthus bigelovii F. W. Peirson 1921-5-20 2791 Los Angeles Little Rock Creek, San Gabriel Mts. 976 Comment
  CLARK-A1528-3442  Linanthus breviculus John C. Roos 1937-5-31 759 Los Angeles San Gabriel Mountains Comment
  IRVC26135  Linanthus breviculus B. C. Templeton 1932-7-21 5026 Los Angeles Big Pines Park, Angeles National Forest San Gabriel Mtns. 1982 Comment
  RSA430217  Linanthus californicus Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mountains, Rd N3 at mile marker 20.28, vicinity of Hidden Springs, Angeles National Forest. Comment
  RSA60291  Linanthus californicus G. R. Campbell 1948-5-13 586 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  RSA652607  Linanthus californicus Horton Sherwood 1948-5-5 3 Los Angeles 18 miles north of Azusa on the road to Crystal Lake. 609 Comment
  RSA652605  Linanthus californicus subsp. glandulosus Bill Wilds 1956-3-29 s.n. Los Angeles Topanga Canyon. 487 Comment
  SBBG112774  Linanthus dianthiflorus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 529 Los Angeles Little Ripper's Cyn, just inland from beach 51 Comment
  UCD118678  Linanthus parryae J. Massey 1966-4-22 1250 Los Angeles Mojave Desert: 25 miles W of Victorville and junction of Highway 138 and Highway, W of Victorville. Comment
  RSA0044605  Linanthus parviflorus A. C. Sanders 2007-4-19 33433 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  RSA468517  Linanthus pungens L. E. Hoffman 1927-8-13 s.n. Los Angeles Clear Creek, Angeles National Forest. Comment
  CATA2218  Linaria maroccana Sara L. Crockett 1997-2-19 63 Los Angeles Santa Catalina Island: 0.3 mile NE of Wrigley Botanical Garden (toward Avalon) on Avalon Canyon Road; LA County Interpretive Center 91 Comment
  UCR190403  Lithophragma R. G. Swinney 1999-6-25 7404 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  UC1408949  Lithophragma heterophyllum Donald R. Bissing 1973-4-6 38 Los Angeles 0.5 mi from mouth of Evey Canyon; San Gabriel Mountains, Evey Canyon 725 Comment
  RSA330792  Lithophragma tenellum Wayne E. Sawyer 1981-6-16 47 Los Angeles SAN GABRIEL MOUNTAINS, ANGELES NATIONAL FOREST: Lily Spring 2454 Comment
  RSA84382  Lithophragma tenellum F. W. Peirson 1921-6-16 2442 Los Angeles Trail north of Mt. Waterman, San Gabriel Mountains. 1829 Comment
  UCR191189  Lobelia dunnii R. G. Swinney 1999-7-28 7591 Los Angeles San Gabriel Mtns., Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon 1098 Comment
  UCR258519  Lobelia dunnii var. serrata R. G. Swinney 2010-8-9 13475 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  VVC151  Lobularia maritima P. J. MacKay 1975-4-22 s.n. Los Angeles Campus of Cal Poly Pomona, Manison Lane 220 Comment
  LA33628  Lobularia maritima Peter H. Raven; 1959-2-15 13784 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  CAS-BOT-BC174513  Loeflingia squarrosa Louis C. Wheeler 1936-4-21 4095 Los Angeles San Dimas Wash 365 Comment
  CATA3339  Logfia arizonica Amy Catalano 2017-4-18 057 Los Angeles Santa Catalina Island: Hillside NNE of house #102 in Middle Ranch, about 120 meters from the house 260 Comment
  RSA0065854  Logfia filaginoides LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6785 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC1594346  Logfia filaginoides Tim Ross and Elizabeth Kellogg 1992-4-12 6124 Los Angeles 129 degrees se and 525 m distant from Vista (point) (near head of Grove Canyon); San Clemente Island 521 Comment
  CAS-BOT-BC342353  Logfia gallica Tim Ross; Steve Boyd 1993-5-23 7227 Los Angeles Liebre Mountains, NW Los Angeles Co. Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  CATA1608  Logfia gallica Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2877 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  RSA601625  Lolium perenne subsp. multiflorum L. C. Wheeler 1967-6-16 9861 Los Angeles San Gabriel Mountains : North side of Sunset Ridge under power line. 594 Comment
  RSA659677  Lolium perenne subsp. multiflorum Chris White 1991-5-20 15 Los Angeles Point Fermin Comment
  RSA762299  Lolium perenne subsp. multiflorum Orlando Mistretta, Christine Mistretta 2008-5-5 2653 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
  POM1285  Lolium temulentum I. M. Johnston 1916-12-29 s.n. Los Angeles Claremont, just south of town. Comment
  POM356972  Lolium temulentum F. R. Fosberg 1931-4-8 4515 Los Angeles Avalon Valley, Santa Catalina Island. 40 Comment
  RSA452083  Lomatium dasycarpum C. Epling, Louis Wheeler 1933-6-4 1851 Los Angeles Near Summit, Ridge Route. 1524 Comment
  RSA630740  Lomatium dasycarpum subsp. dasycarpum LeRoy Gross, Valerie Soza 1999-5-11 152 Los Angeles San Gabriel Mountains: On west slope of unnamed peak, this peaks elevation 2397 feet, off of Sycamore Canyon Motorway, upper slope of Sycamore Canyon. Above city of San Dimas 683 Comment
  POM3311  Lomatium lucidum I. M. Johnston 1917-7-1 s.n. Los Angeles Evey Canon. 1372 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
  UC1168760  Lomatium lucidum Gale Sphon 1959-5-8 331 Los Angeles Mint Canyon, about 3.5 mi W of Soledad Canyon Turnoff Comment
  JEPS17012  Lomatium mohavense J. Burtt Davy May, 1896 2623 Los Angeles Antelope Valley, Manzana Comment
  SD108853  Lomatium mohavense James Henrickson 1973-5-12 3 Los Angeles 9 miles southwest of Little Rock, 0.2 miles south of Mt. Emma Road along Highway N3. 1189 Comment
  UCR192571  Lomatium nevadense A. C. Sanders 2008-4-10 34802 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
  RSA794251  Lomatium utriculatum Doris Hoover Bowers 1957-3-23 923 Los Angeles Rocky Point, LaVerne. 335 Comment
  UC889516  Lonicera hispidula var. vacillans L. W. Nuttall 341 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC234814  Lonicera subspicata Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  RSA0088136  Lonicera subspicata Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 812 Los Angeles Santa Catalina Island: On W side of canyon between White's Landing and Moonstone Beach. 30 Comment
  RSA198820  Lonicera subspicata var. denudata R. F. Thorne, D. Propst 1938-5-27 37623 Los Angeles Santa Catalina Island, upper Skull Canyon 305 Comment
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Mar 12 2012
  RSA507988  Lonicera subspicata var. denudata Steve Boyd, Timothy S. Ross 1988-4-28 2243 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  UCR23218  Lotus argophyllus Polly Schiffman 1981-5-23 024 Los Angeles Angeles National Forest, San Gabriel Mtns: 0.5 mi north of Red Box Ranger Station and 20 mi north of La Canada-Flintridge on Angeles Crest Hwy 1601 Comment
  RSA725909  Lotus argophyllus var. argenteus Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 429 Los Angeles Santa Catalina Island. Above Cherry Cove W of Lion Head Pt. 61 Comment
  UC15674  Lotus argophyllus var. argenteus Dr. A. Davidson Aug 1895 Los Angeles Catalina Island Comment
  RSA320820  Lotus dendroideus var. traskiae F. C. Boutin 1967-4-24 1704 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  RSA698757  Lotus grandiflorus var. grandiflorus LeRoy Gross, P. Morton 2004-6-9 1367 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.) 1732 Comment
  SEINET3371870  Lotus hamatus G. Rink 2011-6-1 10572 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  UCR155353  Lotus hamatus A. C. Sanders 2005-5-5 29857 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  RSA0098648  Lotus heermannii R. G. Swinney 2010-9-7 13715 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA0020991  Lotus heermannii var. heermannii Orlando Mistretta, Christine Mistretta 2011-7-5 5897 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1254 Comment
  RSA0102541  Lotus nevadensis Richard G. Swinney 2011-6-7 15071 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  UCR213782  Lotus nevadensis var. davidsonii Scott D. White, Justin M. Wood 2009-5-6 12682 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  UCR206477  Lotus purshianus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36965 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  UCR12271  Lotus salsuginosus Art Whistler 1966-5-1 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Road to Lake Malibu near intersection of Cornell St. and Mulholland Dr Comment
  UCR126571  Lotus salsuginosus A. C. Sanders, Andy Thomson 2003-4-15 25984 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  RSA406807  Lotus salsuginosus var. salsuginosus M. B. Dunkle 1928-5-13 1933 Los Angeles Wishbone Loop, Santa Catalina Island. 244 Comment
  POM9652  Lotus salsuginosus var. salsuginosus P. A. Munz, R. D. Harwood 1920-5-15 4005 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  UCR216886  Lotus scoparius subsp. brevialatus R. G. Swinney 2009-2-20 10024 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
  UC618234  Lotus scoparius var. brevialatus Alice M. Ottley 1920-5-3 589 Los Angeles side of Little Tujunga Wash 335 Comment
  RSA0119951  Lotus strigosus R. G. Swinney 2014-5-21 16630 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  RSA526567  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4252 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA653852  Lotus strigosus Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 808 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 594 Comment
  RSA229191  Lotus strigosus R. F. Thorne 1971-6-30 40807 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA406936  Lotus strigosus var. strigosus Reid V. Moran 1941-3-11 701 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch. 300 Comment
  SD187447  Ludwigia peploides subsp. montevidensis R. E. Riefner Jr. 2007-6-28 07 283 Los Angeles Harbor City, Bixby Slough, vicinity of 255th St. and Dodge Ave. 39 Comment
  LA3032  Ludwigia peploides subsp. peploides Mary V. Hood; 1944-10-8 44 126 k Los Angeles 131 Comment
  UC142983  Ludwigia peploides subsp. peploides Katharine Brandegee 1910-8-1 Los Angeles Bixby Lake near Los Angeles; Bixby Lake Comment
  RSA534076  Lupinus agardhianus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5251 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 305 Comment
  SEINET10488415  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 year old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x 7325 (2) Comment
  JEPS87213  Lupinus bicolor Rhonda Riggins 1988-3-25 1596 Los Angeles 3.2 mi e 170th St. W. (Lancaster Rd. 3.2 mi w jct with 110th St. W, Antelope Valley); Antelope Valley 822 Comment
  UC1922361  Lupinus bicolor Valerie Soza, Susan Caplow 2003-4-11 1629 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park vicinity, head of Brand Canyon, alongside Brand Park Mtwy, north side of powerline tower. 640 Comment
  UCD107281  Lupinus bicolor Daryl Koutnik; American Birder 1978-4-15 373 Los Angeles Porter Ranch in the San Fernando Valley, west of Limekiln Canyon. 609 Comment
  UCR273371  Lupinus bicolor R. G. Swinney 2011-5-10 14633 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  POM12344  Lupinus bicolor subsp. microphyllus F. L. Robinson 1921-4-14 7 Los Angeles Claremont. Comment
  SEINET10484903  Lupinus bicolor subsp. microphyllus David B. Dunn 1948-3-20 Dunn 3783 Los Angeles Along a roadside about 1 block w of grand ave. On cypress ave. About a mile ne Of covina. Comment
  RSA474238  Lupinus chamissonis Jack Rempel 1932-4-24 15243 Los Angeles El Segundo. Comment
  RSA597007  Lupinus concinnus T. S. Ross 1990-6-25 3902 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  RSA674641  Lupinus concinnus Scott D. White, Kent Hughes 2000-5-16 7858 Los Angeles Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  SBBG95245  Lupinus concinnus M. B. Dunkle 1928-4-10 1835 Los Angeles Johnson's Landing Cyn Comment
  SBBG96754  Lupinus concinnus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4281 Los Angeles lower half of China Cyn, sand dunes at cyn mouth Comment
  RSA0042222  Lupinus concinnus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2845 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach. 411 Comment
  RSA585322  Lupinus concinnus subsp. concinnus Tim S. Ross 1991-4-27 4730 Los Angeles Black Butte: rocky northeasterly slope E of the summit. 945 Comment
  CAS-BOT-BC205152  Lupinus elatus R. F. Thorne; C. W. Tilforth; J. Dourley; R. Scoggin 1972-8-11 42209 Los Angeles San Gabriel Mts., Angeles National Forest: Mt. Waterman, E. end of Mt. Waterman ridge 2316 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
  SEINET10450556  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  RSA407097  Lupinus excubitus var. johnstonii L. E. Hoffman 1932-5-1 s.n. Los Angeles Mt. Gleason, Angeles National Forest. Comment
  SD111572  Lupinus excubitus var. johnstonii Wayne P. Armstrong 1982-6-12 Los Angeles Lookout Moutain. South East of firebreak ridge 1790 Comment
  RSA2495  Lupinus formosus C. F. Baker 1909-05 5358 Los Angeles Claremont. Comment
  SD87883  Lupinus formosus F. W. Peirson 1924-5-26 4638 Los Angeles South slope, Strawberry Peak; San Gabriel Mountains. Comment
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Nov 10 2010
  RSA653341  Lupinus formosus var. formosus Kelly Middleton, David Middleton 1988-5-8 10 Los Angeles Glendora Ridge Road, 5.3 miles west of Mt. Baldy Rd. intersection. Roadside collection. 1220 Comment
  UC1129469  Lupinus formosus var. robustus A. D. Gifford 1935-4-11 362 Los Angeles 3 mi sse Manzana; Tejon Quadrangle Comment
  POM19125  Lupinus guadalupensis P. A. Munz 1923-4-10 6741 Los Angeles San Clemente Island; wall of canyon S of 'Lemon Tank' Comment
  UC1587723  Lupinus guadalupensis Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5149 Los Angeles beginning of Larkspur Canyon drainage San Clemente Island (1600 ft se of the 924' BM at the e end of the old airfield landing strip); , beginning Larkspur Canyon drainage 249 Comment
  RSA413686  Lupinus hirsutissimus Robert M. Perkins 1935-3-24 16 Los Angeles San Antonio Canyon.[San Gabriel Mountains] Comment
  RSA0112850  Lupinus hirsutissimus Steven A. Junak 1999-5-7 SCa- 894 Los Angeles Santa Catalina Island. On N side of Middle Ranch Canyon, near head of canyon. 439 Comment
  UCR209539  Lupinus latifolius R. G. Swinney 2008-7-2 9123 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  UCR260365  Lupinus latifolius subsp. parishii R. G. Swinney 2010-4-30 12446 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  RSA710457  Lupinus latifolius subsp. parishii L. T. Street 1919-5-15 2793 Los Angeles Puddingstone Canyon. Comment
  CAS-BOT-BC211654  Lupinus longifolius Geo. B. Grant 1904-5-29 730 Los Angeles Glendara Wash Comment
  LA200476  Lupinus longifolius Carl B. Wolf; 1931-5-14 2053 Los Angeles Comment
  PASA1669  Lupinus longifolius Sally Ellis 1939-5-12 Los Angeles San Dimas canyon Comment
  SJSU10695  Lupinus longifolius G. E. Eberle 1962-10-6 Los Angeles 2 mi inland from coast, Palos Verdes Comment
  SEINET10937117  Lupinus longifolius LeRoy R. Abrams 1902-7-10 Abrams 2505 Los Angeles Bluffs near the sea. Playa del rey. Comment
  UCR205922  Lupinus microcarpus R. G. Swinney 2008-5-5 8764 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  SD215538  Lupinus microcarpus var. microcarpus Steve Boyd, Lauren Raz & Timothy S. Ross 1997-4-1 9477 Los Angeles Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines 792 Comment
  UCR258705  Lupinus sparsiflorus R. G. Swinney 2010-3-22 12019 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SBBG121252  Lupinus sparsiflorus V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 746 Los Angeles above Burbank, Wildwood Cyn, W of Wildwood Cyn Rd; trail along ridgetop to Forester Grove, Radio Towers and Verdugo Mtwy 426 Comment
  UCSB7327  Lupinus sparsiflorus McElwain, Isabelle 1953-3-7 Los Angeles 1/4 mile north 18000 Bull Canyon Rd., Granada Hills Comment
  CHSC98736  Lupinus succulentus LeRoy Gross; Mariam Sidibeh, Valerie Soza 2003-2-10 695 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. South side of slope at saddle of Verdugo Motorway and Brand Park Motorway. 822 Comment
  SD37927  Lupinus succulentus Edith A. Purer 1935-5-11 6588 Los Angeles Milibou Road, Santa Monica Mountains. Comment
  UCR260339  Lupinus succulentus R. G. Swinney 2010-5-4 12540 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCSB3350  Lupinus succulentus Wedberg, H. 1957-4-6 Los Angeles Mouth Latigo Can. Comment
  OBI70943  Lupinus truncatus Steve Boyd, Lauren Raz 1997-3-25 9278 Los Angeles Liebre Mts Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre mtn, T7N R17W NE 1/4 NE 1/4 sec 22 1061 Comment
  SBBG38755  Lupinus truncatus R. Moran 1941-2-18 588 Los Angeles Middle Ranch Crk 30 Comment
  SBBG95404  Lupinus truncatus M. B. Dunkle 1928-5-13 1940 Los Angeles near Wishbone Loop Comment
  RSA133781  Lupinus truncatus H. J. Thompson 1959-5-24 2015 Los Angeles 0.1 mile south of summit of Tuna Canyon road where it joins Saddle Peak Road. 564 Comment
  UCR210273  Luzula comosa R. G. Swinney 2008-9-13 9460 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  UC166885  Lycium brevipes var. hassei George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 739 a6151 Los Angeles Santa Catalina Island Comment
  RSA428829  Lycium californicum F. H. Elmore 1939-2-18 397 Los Angeles San Clemente Island. Comment
  SEINET4098753  Lycium californicum M. B. Dunkle 1940-1 7418 Los Angeles West end, Santa Barbara Island. Comment
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Feb 10 2015
  UC483210  Lyonothamnus floribundus subsp. aspleniifolius L. R. Abrams and I. L. Wiggins 1931-7-6 382 Los Angeles vicinity Mosquito Harbor; San Clemente Comment
  RSA578215  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Given, Gay 1994-8-2 8193 b Los Angeles Santa Catalina Island. Upper Gallagher Canyon; drainage origination just NE of Haypress Reservoir. 299 Comment
  RSA578217  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Given, Gay 1994-8-2 8194 Los Angeles Santa Catalina Island. Upper Gallagher Canyon; drainage origination just NE of Haypress Reservoir. 274 Comment
  SBBG95247  Lyonothamnus floribundus var. floribundus M. B. Dunkle 1928-4-10 1837 Los Angeles high ridge above Johnson's Cyn Comment
  RSA77785  Lythrum californicum F. W. Peirson 1920-9-5 291 Los Angeles Eaton Canyon, south base of San Gabriel Mountains. 457 Comment
  CAS-BOT-BC343701  Madia elegans Timothy S. Ross; Steve Boyd 1990-5-23 2622 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1719 Comment
  CAS-BOT-BC344375  Madia exigua John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CAS-BOT-BC343063  Madia gracilis I. M. Johnston 1917-7-1 1438 Los Angeles San Antonio Mountains. Evey Canon [Canyon] 762 Comment
  RSA674576  Madia gracilis Scott D. White 2000-9-6 8134 Los Angeles Summit of Burn Peak. 1753 Comment
  RSA188299  Madia sativa R. F. Thorne 1966-6-2 36523 Los Angeles Santa Catalina Island, along stream bed, back of beach, canyon leading to Whites Landing 15 Comment
  RSA785789  Malacothamnus clementinus Mark A. Elvin, Stone and Wall 1996-8-8 326 Los Angeles San Clemente Island, Lemon Tank Cyn, N side in dump site, ca 30 ft below canyon rim. Comment
  CAS-BOT-BC206235  Malacothamnus fasciculatus Alice Eastwood 1919-7-4 9286 Los Angeles Santa Monica Canyon, Los Angeles Comment
  SBBG13475  Malacothamnus fasciculatus var. catalinensis E. R. Blakley 1962-10-5 5422 Los Angeles old mill site in Hen Cove N of White's Landing 3 Comment
  UC527609  Malacothamnus fasciculatus var. fasciculatus C. B. Wolf 1931-6-25 2242 Los Angeles sw Los Angeles Botanic Garden (along Beverly Blvd, Madeville Canyon); Madeville Canyon 60 Comment
  UC1605451  Malacothamnus orbiculatus Tim Ross, Steve Boyd 1993-5-23 7263 Los Angeles Liebre Mountains Comment
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Jun 16 2014
  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
  POM362261  Malacothrix clevelandii Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  SBBG105386  Malacothrix foliosa subsp. foliosa R. M. Beauchamp 1976-5-22 4150 Los Angeles below Permit, W of Seal Cove 38 Comment
  RSA660078  Malacothrix glabrata Orlando Mistretta 1992-5-25 416 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  UCR125268  Malacothrix saxatilis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25512 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area 366 Comment
  POM362378  Malacothrix saxatilis var. tenuifolia L. E. Hoffman 1929-5-16 s.n Los Angeles Castle Rock, Santa Monica. Comment
  SFV18075  Malacothrix saxatilis var. tenuifolia J. N. Hogue 1997-7-10 91 .2 Los Angeles Los Angeles, Eagle Rock. 152 Comment
  UC468868  Malacothrix saxatilis var. tenuifolia C. F. Millspaugh 1919-12-6 4471 Los Angeles vicinity Avalon; Santa Catalina Island Comment
  UC527248  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1931-5-13 2003 Los Angeles near bridge on road from Tunjunga to San Fernando (Pacoima Wash); Pacoima Wash 365 Comment
  CAS-BOT-BC170386  Malosma laurina Alice Eastwood 1919-6-21 9057 Los Angeles San Fernando Comment
  RSA522975  Malosma laurina T. S. Ross 1991-2-23 4085 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA774839  Malosma laurina R. G. Swinney 2009-6-12 11151 Los Angeles El Encanto Azusa River Wilderness Park 296 Comment
  UC17934  Malosma laurina J. H. Barber 1897-7-31 277 Los Angeles Santa Monica Exp't Station Comment
  UCD116846  Malosma laurina Elizabeth Boncimino 1993-5-4 s.n. Los Angeles Eddleston Park, Northridge. 426 Comment
  SFV2286  Malva parviflora K. A. Wilson 1961-2-21 869 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  RSA434893  Malva parviflora Ida Lou Sayler 1942-4-10 s.n. Los Angeles Vacant lots, south Pasadena Comment
  RSA752277  Malva pseudolavatera Justin M. Wood 2009-4-22 524 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA5871  Malvella leprosa Carl B. Wolf 1932-9-16 4122 Los Angeles West side of San Gabriel River Flood Control 1400 ft south of 7th street (Long Beach) 1645 ft east & 1400 ft south of NW corner of NE/4, S2. 3 Comment
  SFV21386  Marah macrocarpa L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 45 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 586 Comment
  RSA533902  Marrubium vulgare Tim S. Ross, Orlando Mistretta 1991-5-17 5143 Los Angeles San Clemente Island: at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  RSA0081522  Matricaria discoidea R. G. Swinney 2010-3-14 11905 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  RSA596918  Matricaria matricarioides Timothy S. Ross, J. Mark Porter 1995-5-4 8479 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  LA82462  Meconella denticulata O. H. Kappler; 1945-3-25 731 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  SFV22058  Meconella denticulata V. Soza, L. Gross, B. Hogshead 2001-4-18 1155 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. North-northwest-facing, steep, open slope. 412 Comment
  HSC1856  Medicago polymorpha C. S. Apperson 1967-6-26 Los Angeles Newhall Ranger Station Comment
  UC398766  Medicago polymorpha Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  RSA652776  Medicago polymorpha S. Koukol, T. Struve 1998-4-15 2 Los Angeles Pomona, S of jct. of W. Temple Avenue and S. Campus Drive, E of San Jose Creek (concrete wash) 215 Comment
  SEINET3131646  Medicago sativa G. B. Grant 1901-1-1 759 Los Angeles Pasadena Comment
  RSA348066  Medicago sativa E. A. Purer, Freda Detmers 1931-3-25 14048 Los Angeles Near Torrance. Comment
  CATA224  Melica imperfecta Mark L. Hoefs, A. Douglas Propst 1973-5-4 214 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  CATA733  Melica imperfecta Mark L. Hoefs 1991-5-22 1254 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  CATA746  Melica imperfecta Mark L. Hoefs 1991-5-22 1273 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  OBI69223  Melica imperfecta Steve Boyd, Lauren Raz 1997-3-25 9307 Los Angeles Liebre Mts Region: Upper end of broad alluvial valley at head of Cienaga Cyn, S base of Liebre Mtn, at end of dirt rd leading 1 km NE of Knapp Ranch. T7N R17W E1/2 SW 1/4 sec 14 1280 Comment
  RSA772195  Melica imperfecta R. G. Swinney 2009-5-27 10869 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  SBBG32031  Melica imperfecta R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -215 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  SBBG56952  Melica imperfecta M. N. Ackley -Apr-1929 Los Angeles La Crescenta 457 Comment
  UCR142483  Melica imperfecta F. R. Fosberg 1931-3-31 S- 4430 Los Angeles Channel Islands, Santa Catalina Island, Avalon 8 Comment
  UCR168490  Melica stricta B. C. Templeton 1932-6-18 4917 Los Angeles San Gabriel Mtns, Angeles National Forest: Big Pines Park 2195 Comment
  RSA507550  Melica stricta var. albicaulis L. C. Wheeler 1967-8-25 10518 Los Angeles Angeles National Forest: Confluence of Reed Spring branch and South Fork Big Rock Creek. 1768 Comment
  OBI69389  Melilotus indicus Vicki Arnold 1994-4-21 31 Los Angeles Los Angeles River adj to Lake Balboa N of Burbank Blvd on Balboa Blvd, Van Nuys Comment
  RSA239463  Melilotus indicus E. R. Blakley 1963-12-7 6368 Los Angeles San Clemente Island, 200 yards S E of new air strip. 61 Comment
  RSA593471  Mentha canadensis Steve Boyd, Mike Wall 1996-5-16 8780 Los Angeles Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain. 585 Comment
  UCR259624  Mentzelia R. G. Swinney 2010-3-30 12116 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
  RSA167101  Mentzelia affinis W. G. Webb 1935-4-19 s.n. Los Angeles Tejon Ranchos, near Lebec Comment
  UCR191735  Mentzelia dispersa A. C. Sanders 2008-4-23 35080 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1130 Comment
  CLARK-A1528-3164  Mentzelia gracilenta John C. Roos 1937-3-25 543 Los Angeles Lancaster Comment
  UCR23616  Mentzelia laevicaulis John C. Roos 1942-9-12 1740 Los Angeles Monrovia 165 Comment
  RSA440474  Mentzelia lindleyi Howard Mullins 1931-4-27 s.n. Los Angeles Griffith Park. Comment
  UCR272686  Mentzelia micrantha Steven A. Junak 2000-5-18 SCa- 1289 Los Angeles Channel Islands, Santa Catalina Island, west side of Avalon Canyon, overlooking Las Lomas Road, just downslope fom Hogsback Road 91 Comment
  RSA303805  Mentzelia veatchiana Jim R. Shevock 1970-5-8 194 Los Angeles Mendenal Rd. San Gabriel Mts. 915 Comment
  RSA402615  Mesembryanthemum crystallinum F. R. Fosberg 1931-4-29 S- 4713 Los Angeles Mouth of Cottonwood Canyon. Santa Catalina Island 2 Comment
  UCD102821  Micranthes californica Daryl Koutnik 1978-3-27 176 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue, Claremont. 579 Comment
  RSA004508B  Micropus californicus var. californicus Fay A. MacFadden 1931-04 3181 Los Angeles Verdugo Mountains: La Tuna Canyon 335 Comment
  UCR187229  Microseris douglasii A. C. Sanders 2006-4-25 32192 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  POM18204B  Microseris douglasii subsp. platycarpha P. A. Munz 1923-4-10 6732 Los Angeles Grassy slope S of Lemon Tank, San Clemente Island 244 Comment
  RSA158344  Microseris douglasii subsp. platycarpha P. H. Raven 1962-4-10 17199 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA188051  Microseris heterocarpa R. F. Thorne 1966-4-5 35805 Los Angeles Santa Catalina Island: W slope of Black Jack Mountain 518 Comment
  UCR108334  Microseris lindleyi L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mtns., N of Mill Canyon off Soledad Canyon, near Ravenna 716 Comment
  UCR186906  Microseris sylvatica A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32032 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
  LA35264  Mimulus aurantiacus Mary V. Hood; 1939-6-1 39- 80 k* Los Angeles Garden L.A Comment
  HSC84133  Mimulus aurantiacus var. pubescens David Charlton 1987-1-31 639 Los Angeles Saddle Peak 610 Comment
  JEPS15198  Mimulus aurantiacus var. pubescens W. T. Murphy 1928-2-28 Los Angeles e Little Dalton Canyon; Pomona Quadrangle 762 Comment
  POM305148  Mimulus aurantiacus var. pubescens Henry J. Ramsey, Henry J. Ramsey 1937-4-26 429 Los Angeles Pomona, Hillside; Drainage Area: Pacific slope. 305 Comment
  UCD122365  Mimulus aurantiacus var. pubescens Gerald Dickinson 1962-5-8 34 Los Angeles 3 miles W of Topanga Canyon-Mulholland Dr., Santa Monica Mts. 353 Comment
  UCR205272  Mimulus aurantiacus var. pubescens R. G. Swinney 2005-8-17 8495 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
  UCR273390  Mimulus aurantiacus var. pubescens R. G. Swinney 2011-3-18 14133 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  LA209124  Mimulus aurantiacus var. puniceus Alice Eastwood; 1917-7-25 sn Los Angeles Santa Catalina Island Comment
  UC76126  Mimulus brevipes E. D. Palmer Apr. 1902 Los Angeles near Monrovia Comment
  RSA0091329  Mimulus cardinalis R. G. Swinney 2011-8-17 15633 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA678166  Mimulus flemingii Mark A. Elvin, Orlando Mistretta 1996-3-24 125 Los Angeles Eagle Canyon, San Clemente Island Comment
  RSA782201  Mimulus floribundus R. G. Swinney 2009-8-25 11480 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA191013  Mimulus fremontii Robert F. Thorne 1963-5-15 31658 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  UC446439  Mimulus grandis George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 789 /6135 Los Angeles Santa Catalina Island Pacific Ocean Comment
  HSC20719  Mimulus guttatus C. S. Apperson 1967-6-24 Los Angeles 1/2 mi. up Stunt Canyon Rd. off of Mullholland Dr., Santa Monica Mtns. Comment
  SBBG71134  Mimulus guttatus P. DeVries 2013-4-5 7820 Los Angeles ca. 1.5 air mi Wof the Gorman offramp on the N bound 15, along Gorman Post Rd, N Side 1097 Comment
  UCR219899  Mimulus guttatus R. G. Swinney 2009-4-17 10389 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
  LA97922  Mimulus guttatus Frank W. Peirson; 1923-4-10 3471 Los Angeles San Clemente Island, South slope canyon about 5 mi SE of Eagle Ranch Comment
  JEPS86970  Mimulus johnstonii David M. Thompson 1986-6-8 495 Los Angeles 7.0 mi n Angeles Crest Hwy (Hwy 2) (along road following South Fork of Little Rock Creek (beginning at Three Points on USGS map)); San Gabriel Mts. Comment
  UCD96044  Mimulus johnstonii Dena Grossenbacher; Brian Green 2008-4-20 793 Los Angeles Santiago Canyon at confluence with Little Rock Creek near gaging station. 1002 Comment
  RSA764935  Mimulus longiflorus Doris Bowers 1957-5-2 652 Los Angeles Road to Puddingstone, LaVerne 320 Comment
  RSA228979  Mimulus moschatus Robert F. Thorne 1971-8-25 41318 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  UCR203221  Mimulus pilosus R. G. Swinney 2005-7-21 8308 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA584907  Minuartia douglasii Timothy S. Ross 1992-5-8 6293 Los Angeles San Gabriel Mountains: San Antonio Canyon; upper N side of Hog Back. 1183 Comment
  RSA609999  Minuartia douglasii L. C. Wheeler 1933-5-5 1688 Los Angeles Fish Canyon 259 Comment
  PASA601  Mirabilis californica Evelyn Raynolds Los Angeles Hillsides near Johnson's Lake Comment
  UCR153476  Mirabilis californica var. californica James Henrickson 1979-3-18 18167 Los Angeles Transverse Ranges/Liebre Mtns, c. 7 mi N of Newhall in Dry Canyon, south of Dry Canyon Reservior (DWP) 457 Comment
  RSA0026047  Mirabilis jalapa R. G. Swinney 2009-8-19 11453 Los Angeles Monrovia Canyon Wilderness Park, 50 m north of rental cabins 366 Comment
  SEINET3245862  Mirabilis laevis R. G. Swinney 2009-1 10164 Los Angeles San Gabriel Mtns. Foothils: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park. 296 Comment
  RSA138503  Mirabilis laevis var. crassifolia Reid V. Moran 1959-3-9 7170 Los Angeles San Clemente Island. Canyon 2 miles SE of Eel Point. 120 Comment
  RSA464648  Mirabilis laevis var. crassifolia Fay A. MacFadden 1931-3-16 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR149534  Monardella R. G. Swinney 1997-6-25 5646 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail, c. 1.3 mi. SE of Hwy 2 2256 Comment
  UC284648  Monardella australis subsp. cinerea I. Johnston 1917-7-4 1422 Los Angeles s slope Baldy 1828 Comment
  CAS-BOT-BC219992  Monardella breweri subsp. lanceolata Timothy S. Ross; Steve Boyd 1994-6-22 8024 Los Angeles Liebre Mountains. Sawmill Mountain: E side of main summit area; ca 570 m E of (5514-ft) summit 1615 Comment
  SBBG71985  Monardella exilis R. Hoffmann 1929-5-20 Los Angeles Redman Comment
  SBBG71987  Monardella exilis R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  RSA703159  Monardella linoides subsp. erecta Scott D. White 2004-8-11 10706 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA748803  Monardella linoides subsp. stricta R. G. Swinney 2001-8-11 8045 Los Angeles north slope of Mt. Baden-Powell, c. 0.5 mi. SSW of Vincent Gap 2134 Comment
  CAS-BOT-BC349488  Monolopia lanceolata Samuel B. Parish 1887-6-1 1962 Los Angeles Elizabeth Lake Comment
  RSA0048227  Monolopia lanceolata Lee Haines 1963-4-23 790 Los Angeles One quarter mile west of junction of Old Topanga Cyn. Rd. and Dry Cyn-Cold Creek Rd. Northslope of Santa Monica Mts. 365 Comment
  POM193560  Mucronea californica C. C. Parry 1933-1 262 Los Angeles [San Gabriel Mts] Comment
  CAS-BOT-BC262700  Muhlenbergia californica V. W. Steinmann; R. Cerros T. 1996-7-7 924 Los Angeles San Gabriel Mts., ca. 2 km (by trail) from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail in the second large drainage that crosses the trail 1350 Comment
  RSA0022981  Muhlenbergia californica Duncan S. Bell, Caitlin Elam 2013-8-1 5570 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Lupine Campground area and below Columbine Spring. 2031 Comment
  UCR194586  Muhlenbergia californica R. G. Swinney 1998-8-30 6860 Los Angeles San Gabriel Mtns., south fork of Dry Lake Canyon, a western tributary of San Antonio Canyon 994 Comment
  RSA702193  Muhlenbergia microsperma Scott D. White, Pam DeVries 2004-5-18 10404 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA788774  Muhlenbergia microsperma Mark Elvin, Sara L. Crockett 1997-3-17 372 Los Angeles Channel Islands; Santa Catalina Island: Cape Canyon. W side of Canyon. 1.25m NE middle Ranch on Cape Canyon Rd. Comment
  RSA729404  Muilla maritima R. G. Swinney 1998-6-12 6954 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
  CAS-BOT-BC515093  Muilla maritima John H. Thomas 1957-5-25 6784 Los Angeles San Gabriel Mountains, western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  CAS-BOT-BC327739  Munzothamnus blairii Steven A. Junak 1996-9-28 SCI- 676 Los Angeles San Clemente Island. W side of island, in Box Canyon, ca 0.5 miles downstream from Triangulation Point Snapper 304 Comment
  SBBG12561  Munzothamnus blairii P. H. Raven 1962-5-10 17717 Los Angeles high on a cliff, just N of Thirst 198 Comment
  SBBG52892  Munzothamnus blairii F. C. Boutin 1967-4-23 1688 Los Angeles cyn wall in next major drainage way and cyn SE of Lemon Tank Comment
  SFV17381  Myriophyllum aquaticum P. M. Schiffman 1998-5-21 s. n. Los Angeles San Fernando Valley Ponds in Tujunga Wash near gravel pits. 335 Comment
  POM118963  Najas guadalupensis H. E. Hasse 1889-08 s.n. Los Angeles Sierra Santa Monica. Comment
  RSA187854  Nassella lepida R. F. Thorne 1966-6-1 36483 Los Angeles Santa Catalina Island. Opposite Bird Park, Avalon. 30 Comment
  RSA732719  Nassella lepida A. C. Sanders 2003-4-29 26186 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  RSA431552  Nasturtium officinale Edwin Kline 1924-8-3 14852 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA73116  Navarretia fossalis F. W. Peirson 1906-7-19 950 Los Angeles Sink near Inglewood. Comment
  SBBG31427  Navarretia hamata R. F. Thorne with P. C. Everett 1965-6-24 35025 Los Angeles Rancho Escondido, Escondido Cyn 213 Comment
  RSA469843  Navarretia hamata subsp. hamata Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles La Crescenta. Comment
  RSA0106731  Nemacladus longiflorus var. breviflorus R. G. Swinney 2011-5-19 14791 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  RSA706549  Nemacladus sigmoideus LeRoy Gross 2005-6-23 2385 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 Comment
  SEINET10460868  Nemacladus sigmoideus Thorne THORNE 43359 Los Angeles MOJave Desert Slope 1158 Comment
  SEINET10460936  Nemacladus sigmoideus Thorne 1973-5-11 THORNE 43511 Los Angeles San Gabriel Mountains: Dry ridge north of Shoemaker Canyon between Mile High and Valyermo 1341 Comment
  RSA305715  Nemophila menziesii Mark Hoefs, D. Propst 1973-5-4 204 Los Angeles Middle of Middle Ranch Canyon; Santa Catalina Island. 244 Comment
  RSA421320  Nemophila menziesii Alnert B. Ulrey s.n. Los Angeles Griffith Park Comment
  RSA592849  Nemophila menziesii var. integrifolia Steve Boyd, Orlando Mistretta 1996-5-1 8744 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
  UCR150891  Nemophila pedunculata Valerie Soza, L. Moore 1999-6-30 581 Los Angeles Transverse Ranges; San Gabriel Mtns, Upper Winter Creek Trail 854 Comment
  LA52040  Neogaerrhinum kelloggii Carl Epling; 1926-2-21 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR189821  Nicotiana attenuata R. G. Swinney 1998-9-4 6886 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  RSA188389  Nicotiana bigelovii Robert F. Thorne, Percy C. Everett 1965-6-22 34883 Los Angeles Santa Catalina Island. Road to East Mountain, S end of island. 457 Comment
  CAS-BOT-BC231570  Nicotiana glauca Mrs. C. E. Miller 1918-6-10 s.n. Los Angeles Santa Catalina Island Comment
  OBI35608  Nicotiana glauca Rebecca Cicoria 1981-5-18 27 Los Angeles Portuguese Bend slide area, N of Narcissa Dr, Rancho Palos Verdes Comment
  RSA426789  Nicotiana glauca M. V. Hood 1939-4-28 s.n. Los Angeles San Francisquito Canyon. 305 Comment
  SDSU11220  Nicotiana glauca Gerald Collier 1951-3-22 M 459 Los Angeles Faculty Hill, 1/4 mile west from UCLA campus in dry, disturbed flat place. Comment
  UCSB5911  Nicotiana glauca Kamb, Peter 1948-3-6 Los Angeles Upper Sonoran Zone. Southern Crest of the San Rafael Hills 426 Comment
  UC68731  Nicotiana quadrivalvis H. M. Hall 1905-7-23 6711 Los Angeles San Francisquito Canyon 762 Comment
  SEINET10696838  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3968 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  LA210312  Nymphaea mexicana Peter H. Raven; Henry J. Thompson 1959-10-18 14673 Los Angeles Mouth of Malibu Creek at N arm of Malibu Lake 220 Comment
  CAS-BOT-BC167066  Oenothera californica R. F. Thorne; M. Z. Thorne 1969-7-10 38439 Los Angeles San Gabriel Mts., Angeles National Forest: tributary to small stream south of Wrightwood-Big Pines Hwy., c. 1.5 miles W of Wrightwood, Swarthout Valley 1950 Comment
  POM3081  Oenothera deltoides subsp. deltoides H. M. Hall 1906-6-11 7386 Los Angeles Lancaster. Comment
  RSA578896  Oenothera elata subsp. hirsutissima Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8101 Los Angeles Cottonwood Swamp confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 512 Comment
  RSA670438  Oenothera micrantha I. W. Clokey 1929-04 4458 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
Read comments
Jan 1 2012
  UC39369  Oenothera sinuosa F. W. Peirson 1920-6-13 2160 Los Angeles Pasadena Comment
  RSA610212  Olea europaea Louis C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Mt. Wilson road below Henninger Flats. 671 Comment
  HSC101601  Oncosiphon piluliferum Steve Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region: Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line, along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp 488 Comment
  POM317742  Opuntia littoralis David Walkington 1963-12-19 225 Los Angeles Ca. 20 yards east of Walnut Rd. just north of Puddingstone Rd., San Dimas. 305 Comment
  POM317682  Opuntia phaeacantha W. Hubert Earle 1968-1 s.n. Los Angeles Lancaster; Meadow Wash Canyon. Mojave Desert. 762 Comment
  SEINET10447327  Opuntia vulgaris Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4881 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UCR154363  Orcuttia californica A. C. Sanders 2005-5-5 29898 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  RSA0055999  Orobanche fasciculata Richard G. Swinney 2010-5-25 12984 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 jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA584905  Orobanche fasciculata Tim S. Ross, Steve D. Boyd 1992-7-5 6956 Los Angeles Red Mountain: steep fire-break ascending southward from the Ruby Clearwater Saddle (where the S end of Tule Ridge joins the NE side of Red Mtn) to the long E ridge of Red Mtn. 963 Comment
  UCR270058  Orobanche fasciculata R. G. Swinney 2011-7-21 15541 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  CAS-BOT-BC499908  Orobanche fasciculata C. Epling; C. Darland 1935-6-1 s.n. Los Angeles Tujunga Canyon Comment
  RSA0077922  Orobanche fasciculata Ivan M. Johnston 1917-6-20 1908 Los Angeles Camp Baldy. 1371 Comment
  POM320668  Orthocarpus purpurascens M. A. Dimmitt 1965-4-17 106 Los Angeles W Fork Palmer Canyon. Fire rd. San Gabriel mtn range. 762 Comment
  RSA402085  Orthocarpus purpurascens Gus Gluechert 1937-4-28 s.n. Los Angeles Hills, Culver City. Comment
  RSA402087  Orthocarpus purpurascens Gale Sphon 1955-4-12 s.n. Los Angeles Point Dume. Comment
  RSA14202  Orthocarpus purpurascens var. pallidus Carl B. Wolf 1926-5-1 183 Los Angeles 1 mile east of San Fernando Comment
  CAS-BOT-BC355761  Osmadenia tenella Geo. B. Grant 1904-5-24 125 /6269 Los Angeles Pasadena Comment
  RSA549532  Osmorhiza berteroi T. S. Ross, Steve D. Boyd 1990-6-18 3451 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UCR185610  Osmorhiza brachypoda A. C. Sanders 2007-4-25 33565 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR272941  Osmorhiza chilensis R. G. Swinney 2011-7-29 15556 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  CDA20494  Osteospermum fruticosum M. O'Brien 2004-6-19 MOB 6 -04 Los Angeles South Coast; Malibu Bluffs Park. 0 Comment
  LA50663  Oxalis californica A. M. Johnson; 1935-4-26 4586 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  CATA887  Oxalis californica Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1701 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  POM353464  Oxalis pes-caprae Charles F. Seymour 1902-3-4 s.n. Los Angeles 150 W. Pico St. Comment
  RSA660050  Oxalis pes-caprae Stephen Hill 1981-2-27 10 Los Angeles 4833 Vecino Dr., Covina. Comment
  RSA695510  Oxytheca trilobata Valerie L. Soza, Sarah J. De Groot 2003-6-18 1694 Los Angeles Mount Hillyer Trail from Horse Flats Campground. 1829 Comment
  UCR190031  Oxytheca trilobata R. G. Swinney 1998-6-16 6987 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  RSA65000  Oxytheca trilobata Joseph A. Ewan, A. N. Dunn 1933-7-23 7825 Los Angeles Tujunga Creek at Alder Cr. Jct. Upper Sonoran zone. 1037 Comment
  UCR223565  Packera ionophylla R. G. Swinney 2009-6-2 10990 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  CAS-BOT-BC121170  Paeonia californica George B. Grant 1902-4-3 s.n. Los Angeles Pasadena Comment
  RSA85310  Paeonia californica Mabel Peirson 1925-2-14 5434 Los Angeles Arroyo Seco at the Devil's Gate, Pasadena Comment
  RSA656176  Paeonia californica Joseph M. Keefe 1978-5-11 22901 Los Angeles Verdugo Mountains: 0.5 km north of DeBell Golf Course, foothills of Verdugo Mountains, Burbank. 457 Comment
  UCR275505  Panicum acuminatum D. E. Bramlet 2011-8-26 4939 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near Big Tujunga Reservoir 662 Comment
  CAS-BOT-BC253939  Parapholis incurva Carl B. Wolf 1932-5-12 3577 Los Angeles Santa Catalina Island. Borders of Catalina Harbor Comment
  RSA177753  Parapholis incurva R. F. Thorne, P. Everett 1965-5-11 34568 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  RSA248855  Parapholis incurva R. F. Thorne 1973-4-12 42887 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  SEINET10596831  Parapholis incurva Timothy S. Ross 1992-4-14 Ross 6183 Los Angeles San Clemente Island: Lemon Tank Road, 25 m ESE of its intersection with the main N-S island road. Locally common annual weed along ruts and margins of the road on hard-packed clay soil. Surrounding vegetation disturbed Stipa grassland with Trifolium spp.,. Achillea, Vulpia myuros, etc. 341 Comment
  SBBG98708  Parietaria hespera var. californica T. Ross 1991-5-19 5280 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  RSA448003  Parietaria hespera var. hespera F. R. Fosberg 1931-4-29 S- 4722 Los Angeles 1/2 mile below Eagles nest, Middle Ranch Canyon, Santa Catalina Island. 140 Comment
  UCR182712  Parietaria hespera var. hespera R. G. Swinney 1998-2-16 5895 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
  RSA720239  Parkinsonia aculeata LeRoy Gross 2007-4-27 2660 Los Angeles Southern front of the range; Debris basin behind Bel Aire ball park. Corner of Cambridge Drive and Bel Aire Drive in Burbank. Near. 273 Comment
  RSA585248  Paspalum distichum L. C. Wheeler 1933-11-19 2275 Los Angeles San Gabriel Canyon. 335 Comment
  UCR204903  Paspalum vaginatum R. E. Riefner Jr. 2006-7-8 06- 290 Los Angeles South Coast, city of Malibu, Malibu Lagoon, west lagoon south of Pacific Coast Hwy 1 Comment
  RSA643163  Pectocarya Orlando Mistretta 1995-2-28 1520 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Carr Section., Near 24 30 00 N 118 00 44 W Comment
  UCR192590  Pectocarya linearis A. C. Sanders 2008-4-10 34816 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
  RSA675932  Pectocarya linearis subsp. ferocula LeRoy Gross 2003-3-9 794 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  SBBG17960  Pectocarya linearis subsp. ferocula E. R. Blakley 1963-4-8 5548 Los Angeles ridge S of Avalon Valley above Avalon Terrace Comment
  UC882255  Pectocarya linearis subsp. ferocula F. R. Fosburg 1931-3-27 S 4404 Los Angeles Hamilton's Canyon Santa Catalina Island, Hamilton's Canyon 150 Comment
  RSA0085402  Pectocarya penicillata R. G. Swinney 2010-5-19 12819 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
  UC1595305  Pectocarya penicillata Tim Ross 1992-4-27 6424 Los Angeles sw RSA grounds (area bulldozed in Nov. 1992 for expansion of Claremont School of Theology); Claremont, s side of Indian Hill Mesa 393 Comment
  UCR118696A  Pectocarya penicillata David Charlton 1989-4-30 3032 A Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs, c. 5 mi. (air) south of Palmdale, approximately 1 mile north of the northern boundary of the Angeles National Forest 1037 Comment
  UCR185594  Pectocarya penicillata A. C. Sanders 2007-4-25 33592 Los Angeles Tehachapi Mtns., Oso Canyon, 0.7 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  SEINET2441553  Pectocarya setosa R. G. Swinney 2008-5-8 8789 Los Angeles San Gabriel Mtns.: West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. (Valyermo 7.5' Q.). 1264 Comment
  UC1563050  Pectocarya setosa Steve Boyd and Orlando Mistretta 1986-3-31 1534 Los Angeles 4 mi e junction of Hwys 138 and 18 (ne of Pinyon Hills); Mojave Desert Comment
  UCD120176  Pectocarya setosa Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 SK and F 966 Los Angeles Big Pines Hwy., midway between Pearblossom and Valyermo. 1036 Comment
  CATA2237  Pelargonium X hortorum Sara L. Crockett 1996-10-28 17 Los Angeles Santa Catalina Island: Casino, along walkway and perimeter of building 9 Comment
  UCR261335  Pellaea andromedifolia R. G. Swinney 2010-3-13 11873 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  RSA686722  Pellaea andromedifolia M. B. Dunkle 1939-4-4 7247 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA686738  Pellaea andromedifolia Elbert Benjamine, Rice 1929-1-13 2028 -1953 Los Angeles Sierra Madre. Comment
  UC1063630  Pellaea mucronata var. mucronata F. H. Raymond 1930-1-29 48 Los Angeles head Corral Canyon; Calabasas Quadrangle 670 Comment
  UC42620  Pellaea mucronata var. mucronata W. H. Brewer 1860-12-18 55 Los Angeles Santa Monica Range Comment
  UC812403  Pellaea mucronata var. mucronata F. R. Fosberg 1931-3-27 R 82 Los Angeles near Avalon (Hamilton Canyon); Santa catalina Is. 40 Comment
  UCR280773  Pennisetum setaceum R. G. Swinney 2014-5-27 16647 A Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  UC1532960  Penstemon caesius R. F. and M. Z. Thorne 1969-7-10 38356 Los Angeles ca 1 1/2 mi se Dawson Saddle (along Angeles Crest Hwy, near Lodgepole Picnic Ground); San Gabriel Mts, Angeles National Forest 2316 Comment
  UCR202738  Penstemon caesius R. G. Swinney 2001-8-27 8100 Los Angeles San Gabriel Mtns., Throop Peak, west of Mt. Baden-Powell 2786 Comment
  SBBG118768  Penstemon centranthifolius L. Gross with P. Morton 2004-6-9 1334 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  UCR3992  Penstemon centranthifolius Art Whistler 1965-5-2 s.n. Los Angeles Western Transverse Range, Canoga Park, c. 200 yards west of where Stagg Street turns into Brackenridge Street 244 Comment
  CDA41885  Penstemon centranthifolius T. C. Fuller 1980-6-12 20276 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 3.5 km east of road to Mt. Wilson. Comment
  UCR141030  Penstemon grinnellii June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  POM4526  Penstemon grinnellii subsp. grinnellii George B. Grant 1904-6-26 s.n. Los Angeles Mt. Lowe. 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
  NY601188  Penstemon grinnellii var. grinnellii R. C. F. Bacigalupi 1952-8-9 3906 Los Angeles Along Forest Service Road at summit of Blue Ridge, near Guffey Public Camp, Angeles National Forest, directly south of Swarthout Valley. 2438.4 Comment
  UCR277034  Penstemon heterophyllus R. G. Swinney 2010-5-25 12918 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA674842  Penstemon heterophyllus var. australis Scott D. White, Kent Hughes 2000-5-16 7831 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA774793  Penstemon labrosus R. G. Swinney 2009-7-23 11391 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG118487  Penstemon labrosus O. Mistretta 1993-6-28 906 Los Angeles Table Mtn, Sunrise Ski Area; Angeles Nat Forest Comment
  RSA0062901  Pentagramma triangularis T. S. Ross 1991-5-23 5484 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 39 Comment
  CAS-BOT-BC71665  Pentagramma triangularis subsp. triangularis Timothy S. Ross; Steve Boyd 1994-5-4 7681 Los Angeles Dogwood Canyon: narrow canyon draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  LA94194  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1706 Los Angeles SANTA MONICA MOUNTAINS, S of Monte Nido on Piuma Rd at 2nd[?] switchback. 290 Comment
  LA94211  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1801 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1.5 mi S of Topanga. 182 Comment
  UC729578  Pentagramma triangularis subsp. triangularis Carl B. Wolf 1932-5-9 3499 Los Angeles about due w Pebbly Beach (along rd to Renton Mine); Santa Catalina Isl 304 Comment
  RSA0021420  Perezia microcephala L. Haines 1935-1-15 s.n. Los Angeles San Dimas Park Comment
  UCR27157  Perideridia parishii T. P. Krantz 1980-7-4 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Horse Flat Campground 1768 Comment
  SBBG2634  Peritoma arborea H. and M. Dearing 1940-4-28 519 Los Angeles Mint Cyn Comment
  UCSC011215  Petalonyx thurberi subsp. thurberi Adam Searcy 2015-7-10 76 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  SEINET4044550  Phacelia cicutaria D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UCR216378  Phacelia cicutaria Dan S. Cooper 2010-5-10 510- 52 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Mt. Hollywood Dr., near Royce Canyon, Griffith Park 284 Comment
  UCR239615  Phacelia cicutaria Dan S. Cooper 2012-7-2 712- 42 Los Angeles Western Transverse Range; Santa Monica Mountains, upper Escondido Canyon 84 Comment
  CHSC95846  Phacelia cicutaria var. hispida LeRoy Gross; Laura Moore 2000-6-5 211 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview and Mountain, Glendale. 274 Comment
  RSA714685  Phacelia cicutaria var. hispida A. C. Sanders, Mark A. Elvin 2003-6-18 26957 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  UC881135  Phacelia cicutaria var. hispida Carl B. Wolf 1932-5-11 3567 Los Angeles point on w side Fourth O' July Cove; Santa Catalina Island 30 Comment
  SBBG64978  Phacelia cicutaria var. hubbyi R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCR192880  Phacelia curvipes R. G. Swinney 1998-7-8 6341 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA579486  Phacelia distans Tim S. Ross, Steve D. Boyd 1994-5-10 7715 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  SBBG64898  Phacelia distans R. Hoffmann 1925-5-17 Los Angeles Ridge Route (US Hwy 99) Comment
  UC131688  Phacelia distans C. F. Baker 1904-4-20 4724 Los Angeles Claremont Comment
  UCR124751  Phacelia distans B. C. Templeton, I. W. Clokey 1930-4-2 1409 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  RSA226937  Phacelia distans Robert F. Thorne 1971-6-17 39964 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA650534  Phacelia distans James A. Reeves 1948-5-2 s.n. Los Angeles Found on North side of hill, one mile North and one mile west of San Dimas. 244 Comment
  UCR182200  Phacelia douglasii R. G. Swinney 1998-4-14 6024 Los Angeles San Gabriel Mtns./Southern Mojave Desert, 100 m east of mouth of Mescal Canyon, in Mescal Heights area, 50 m east of 237th St. East 1512 Comment
  POM3794  Phacelia egena I. M. Johnston 1918-7-6 2092 Los Angeles Prairie Fork of San Gabriel River. 2058 Comment
  RSA151248  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles West end of Northwest Harbor; San Clemente Island. 15 Comment
  RSA75518  Phacelia fremontii F. W. Peirson 1929-6-30 8423 Los Angeles Aliso Creek at Tie Canyon. 1357 Comment
  SBBG11779  Phacelia fremontii H. and M. Dearing 1935-4-13 1472 Los Angeles Bouquet Cyn Comment
  UCR280694  Phacelia fremontii R. G. Swinney 2014-4-10 16044 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA649605  Phacelia longipes Lori Ackerman, Gerald Braden 1988-5-20 19 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA784337  Phacelia longipes J. D. Olmsted 1959-4-22 439 Los Angeles Cow Canyon - E. San Gabriel drainage area. Glendora Mountain Road 0.5 mi from Camp Baldy, then 100 yrds N along fire road to Coldwater Canyon, Thompson s ranch, etc. 1433 Comment
  SJSU13469  Phacelia longipes C. W. Sharsmith 1940-8-29 4232 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  UC1375379  Phacelia longipes Robert F. Thorne and A. C. Gibson 1971-5-22 39733 Los Angeles Fish Canyon San Gabriel Mts., Angeles National Forest 304 Comment
  UC702361  Phacelia longipes John Thomas Howell 1928-6-10 3889 Los Angeles Fish Canyon San Gabriel Mts. Comment
  RSA526539  Phacelia lyonii Steve Boyd 1990-4-7 4282 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SD51855  Phacelia lyonii Peter H. Raven 1962-5-9 17690 Los Angeles San Clemente Island; just north of Gray 305 Comment
  CATA849  Phacelia minor Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-29 1657 Los Angeles Santa Catalina Island: Above upper circle of Las Lomas Drive, Avalon 60 Comment
  CHSC95423  Phacelia minor LeRoy Gross 2005-4-28 2169 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road.Than dropped off reidge into canyon bottom back to origin. 1324 Comment
  RSA199028  Phacelia minor W. M. Gauntt 1966-4-30 160 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  UC107320  Phacelia minor Katharine Brandegee May 1889 Los Angeles Pasadena Comment
  UC314575  Phacelia minor Marcus E. Jones, A. M. 1926-5-7 Los Angeles Claremont Comment
  RSA530073  Phacelia mohavensis Tim S. Ross 1991-8-16 5853 Los Angeles San Gabriel Mountains, Horse Flats. 1713 Comment
  LA33998  Phacelia parryi Henry J. Thompson; 1959-3-27 1877 Los Angeles Santa Monica Mountains, 2 mi. from Pacific Coast Highway on Rambla Pacifica Road 304 Comment
  UC457264  Phacelia parryi Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UC1174696  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  RSA495100  Phacelia ramosissima var. austrolitoralis C. L. Sanders 1988-5-18 7842 Los Angeles El Segundo Dunes, Immediately W of LA International Airport and E of Vista Del mar Blvd. Comment
  POM2704  Phacelia ramosissima var. latifolia W. R. Dudley, F. H. Lamb 1896-6-8 4330 Los Angeles near El Sur, Antelope Valley. Comment
  RSA678320  Phacelia viscida Valerie L. Soza, Steve D. Boyd 2002-4-10 1388 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 655 Comment
  RSA654576  Phalaris arundinacea B. L. Bement 1977-4-30 s.n. Los Angeles Cal Poly Pomona Campus. Comment
  CAS-BOT-BC259057  Phalaris lemmonii Geo. B. Grant 1901-4-1 970 Los Angeles The Palms near Los Angeles Comment
  UCD88893  Phalaris lemmonii Beecher Crampton 1963-5-8 6795 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
  UC205649  Phalaris minor S. B. Parish 1918-6-5 11865 Los Angeles Playa del Rey Comment
  RSA595422  Pholistoma auritum Mark Hoefs, Robert F. Thorne 1996-4-6 2645 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  SFV22022  Pholistoma auritum var. auritum V. Soza, L. Gross, A. Munoz 2000-5-12 891 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Canyon southwest of fire road south from Engleheard Canyon to power lines. West-facing slope of canyon. 427 Comment
  UC1922586  Pholistoma auritum var. auritum Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1184 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwestern edge of Verdugo Mts, north of La Tuna Canyon. Near junction of Green Verdugo Fire Road from 210 Fwy and road to Green Verdugo Reservoir. 473 Comment
  RSA459311  Pholistoma racemosum M. B. Dunkle 1929-3-3 2053 Los Angeles Hamilton Beach; Santa Catalina Island Comment
  SBBG95894  Pholistoma racemosum M. B. Dunkle 1939-4-3 7219 Los Angeles Chenetti Cyn Gorge Comment
  SD85080  Pholistoma racemosum E. R. Blakley 1963-4-9 5559 Los Angeles Santa Catalina Island. On shady cleft of a rocky cliff. 14 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
  UCR129667  Phoradendron pauciflorum Del Wiens 1953-12-10 882 Los Angeles San Gabriel Mtns., Crystal Lake area 1677 Comment
  POM354336  Phoradendron villosum Fordyce Griffiths Jr. 1915-12-23 s.n. Los Angeles San Gabriel Mountains: Mount Wilson Ridge. Comment
  RSA683951  Phyllospadix scouleri E. Yale Dawson 1957-11-7 17746 Los Angeles Dead Man s Cove. Portuguese Point. Comment
  UC340  Phyllospadix torreyi De Alton Saunders September 1896 2219 Los Angeles San Pedro Comment
  RSA533436  Picris echioides Timothy S. Ross 1991-4-21 4513 Los Angeles Whittier Hills (puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  UCD170223  Pinus coulteri R. G. Swinney 2009-7-29 11408 .5 Los Angeles Transverse Range; San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA787254  Pinus flexilis R. G. Swinney 2001-8-27 8096 Los Angeles Throop Peak, west of Mt. Baden-Powell 2780 Comment
  UCR252746  Pinus flexilis R. G. Swinney 2001-8-27 8096 Los Angeles San Gabriel Mtns., Throop Peak, west of Mt. Baden-Powell 2786 Comment
  RSA714199  Pinus halepensis Valerie Soza, LeRoy Gros, Marisa Sripracha 2001-7-20 1352 Los Angeles Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  NY61549  Pinus halepensis C. Dziekanowski 1976-7-20 2413 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA384348  Pinus lambertiana Anstruther Davidson 1893-7-22 s.n. Los Angeles Wilson s peak Comment
  RSA772275  Pinus monophylla R. G. Swinney 2009-5-6 10690 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCR95172  Pinus monophylla Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8586 Los Angeles San Gabriel Mtns., upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from junction with 8N05 1204 Comment
  RSA169006  Pinus ponderosa Mark Parratt 1964-4-8 620 Los Angeles Charlton Flats Recreation Area; Angeles Crest Highway 1616 Comment
  RSA589139  Piptatherum miliaceum Orlando Mistretta 1994-6-6 1313 Los Angeles San Gabriel Mountains: Little Rock Creek, Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3 1220 Comment
  RSA0088403  Plagiobothrys canescens R. G. Swinney 2010-2-27 11757 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
  RSA655932  Plagiobothrys canescens James Henrickson 2000-4-15 20684 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
  UCR258930  Plagiobothrys canescens R. G. Swinney 2010-4-23 12338 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  POM3729  Plagiobothrys canescens L. T. Street, Williams 1919-4-12 2501 Los Angeles hills S of Covina Comment
  UCR269884  Plagiobothrys leptocladus Jeremiah George 2015-4-10 415- 06 Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  RSA604054  Planodes virginica L. C. Wheeler 1933-4-27 1669 Los Angeles San Pedro Hills 304 Comment
  POM243749  Plantago erecta F. R. Fosberg 1931-4-15 S- 4629 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  SBBG113077  Plantago erecta S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 626 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  UC1211109  Plantago erecta Huron H. Smith 1912-5-1 4890 Los Angeles Eagle Rock Valley 152 Comment
  RSA527654  Plantago erecta Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4374 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA762500  Plantago major R. G. Swinney 2008-11-29 9851 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  SFV3507  Plantago major H. N. Falb 1958-11-9 s. n. Los Angeles Santa Monica Mountains Malibu Canyon Road, Tapia Park. 150 Comment
  SEINET9171495  Plantago major L. C. Wheeler 1933-10-20 2180 Los Angeles San Gabriel River. 70 Comment
  SBBG96845  Plantago ovata var. insularis S. Boyd with T. Ross, L. Arnseth 1990-4-7 4219 Los Angeles lower half of China Cyn Comment
  RSA70081  Platanthera sparsiflora Frank W. Peirson 1919-6-15 505 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  LA211120  Platanthera unalascensis Arthur C. Gibson; 2009-5-9 5262 Los Angeles SANTA MONICA MOUNTAINS, ca. 200 m from parking lot, SMMNRA Arroyo Sequit. Comment
  UCR186476  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2086 Los Angeles Tehachapi Mountains Foothills, lower Big Sycamore Canyon 1000 Comment
  CATA546  Pluchea odorata Mark L. Hoefs, Robert F. Thorne 1975-8-7 810 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  POM21195  Poa annua P. A. Munz 1923-4-10 6727 Los Angeles San Clemente Island Comment
  SEINET10921025  Poa scabrella Joseph A. Ewan 1932-6-15 Ewan 7348 Los Angeles Moist sand along drying open creek bed 1/2 mile above Horse Flats, Pine Flats Region. San Gabriel Mts. Arid transition zone. 1707 Comment
  POM156174  Poa secunda Le Roy Abrams 1903-3-8 3105 Los Angeles Near Inglewood. Comment
  RSA599455  Poa secunda Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9496 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA733766  Poa secunda R. G. Swinney 2000-6-19 7828 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  CAS-BOT-BC236187  Poa secunda subsp. secunda P. Munz; G. Williams; L. Street 1919-4-5 2433 Los Angeles Puddingstone Canon Comment
  RSA709680  Poa secunda subsp. secunda LeRoy Gross 2005-4-28 2156 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCSB72279  Poa secunda subsp. secunda Gross, LeRoy 2005-4-28 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road Comment
  POM293179  Polycarpon tetraphyllum Lyman Benson 1946-6-20 12103 Los Angeles Claremont, Drainage Slope Pacific Slope Comment
  RSA735919  Polygala cornuta var. fishiae Justin M. Wood 2008-5-31 13 Los Angeles Santa Monica Mountains National Recreation Area, Topanga Canyon, Hondo Creek Trail. Comment
  RSA0092240  Polygonum aviculare R. G. Swinney 2010-9-7 13710 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  UCR209957  Polygonum lapathifolium R. G. Swinney 2008-9-9 9327 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA545279  Polypodium californicum D. Propst, M. Hoefs 1973-2-5 4 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  RSA689895  Polypodium californicum F. R. Fosberg 1931-1-7 7119 Los Angeles Mouth of little Santa Anita Canyon, Sierra Madre. 300 Comment
  UC1215284  Polypodium californicum Peter H. Raven 1962-4-12 17329 Los Angeles w side San Clemente Isl. (canyon s of canyon below the Tomb) 228 Comment
  UCR271669  Polypodium californicum R. G. Swinney 2011-3-26 14218 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA526643  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4216 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side. Comment
  RSA689897  Polypodium californicum John E. Marble 1894-5-2 s.n. Los Angeles Elgsian? Park. Los Angeles Calif Comment
  UCSB62295  Polypodium californicum Kiefer, Lawrence 1968-1-21 Los Angeles Palos Verdes Peninsula, upper San Pedro Canyon, just down from Palos Verdes Drive East 1101 Comment
  UCSB62297  Polypodium californicum Kiefer, Lawrence 1966-9-4 Los Angeles San Gabriel Mtns., Fish Fork of the E fork of the San Gabriel River, ca. 0.5mi above the falls 1341 Comment
  UCSB62385  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  RSA0103347  Polypogon interruptus R. G. Swinney 2011-10-25 15880 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  UC1108609  Polypogon interruptus Huron H. Smith 1912-6-14 5109 Los Angeles Silver Canyon Santa Catalina Island; Santa Catalina Isl., Silver Canyon 365 Comment
  SBBG12176  Polypogon monspeliensis P. H. Raven 1962-7-12 18042 Los Angeles Wilson Cove, below barracks area 45 Comment
  UCR125966  Polypogon monspeliensis A. C. Sanders, Mark Elvin 2002-6-19 25159 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
  LA10113  Polypogon monspeliensis H. M. Plunkett; A. M. Johnson 1932-5-5 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UC1595434  Polystichum imbricans subsp. curtum Tim Ross 1992-7-10 6682 Los Angeles Big Tujunga Creek between Coldwater and Wickiup Canyons; San Gabriel Mts 975 Comment
  CAS-BOT-BC102548  Populus fremontii Peter H. Raven 1958-3-23 11965 Los Angeles along Big Rock Creek near road 4.3 miles south of Pearblossom, San Gabriel Mountains Comment
  POM247924  Populus fremontii subsp. fremontii Joseph A. Ewan 1937-8-23 11056 Los Angeles Tujunga Creek near mouth of canyon. Comment
  UC472145  Populus fremontii subsp. fremontii J. Ewan 1930-5-17 5503 Los Angeles Pico Canyon above Newhall; Pico Canyon 457 Comment
  UC846096  Populus trichocarpa F. R. Fosberg 1931-4-28 S 4704 Los Angeles Eagle's Nest Santa Catalina Id. (Middle Ranch Canyon); , Middle Ranch Canyon 180 Comment
  SEINET10537257  Portulacaria afra Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4860 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA383479  Potamogeton illinoensis H. S. Budd 1901-10-25 s.n. Los Angeles Crystal Lake. San Gabriel Mountains. Comment
  RSA0080724  Potamogeton nodosus R. G. Swinney 2010-9-7 13711 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  UC1147895  Potamogeton pectinatus Robert F. Thorne and P. Everett 1965-6-24 35034 Los Angeles in lower Cottonwood Canyon; Santa Catalina Island 45 Comment
  RSA332610  Potentilla glandulosa subsp. ewanii Wayne E. Sawyer 1981-6-11 25 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2302 Comment
  LA52092  Potentilla glandulosa subsp. glandulosa A. M. Johnson; 1929-4-20 4428 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA0008278  Potentilla multijuga H. E. Hasse 1890-08 s.n. Los Angeles Flats near Ballona Comment
  UC206183  Prenanthella exigua Katharine Brandegee Los Angeles Santa Catalina Island Comment
  OBI46138  Prunus fasciculata var. fasciculata David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20044 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA497994  Prunus ilicifolia G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  UC440399  Prunus ilicifolia Carl Epling, Lincoln Ellison 1929-3-30 Los Angeles Santa Monica Mountains, Topango Canyon Topango Canyon; Santa Monica Mountains, Topango Canyon Comment
  SEINET10483464  Prunus ilicifolia Robert A. Schlising 1970-5-2 Schlising 2946 Los Angeles Lopez Canyon, north of Pacoima; chaparral, with Leptodactylon californica, Rhus ovata, Eriodictyon tricocalyx, Heteromeles arbutifolia, Toxicodendron diversiloba, Salvia mellifera, Paeonia californica. Comment
  RSA650385  Prunus ilicifolia subsp. ilicifolia T. Strid 1971-5-23 s.n. Los Angeles Tujunga Cyn Comment
  SBBG12128  Prunus ilicifolia subsp. lyonii P. H. Raven 1962-7-10 17972 Los Angeles upper reaches of Cave Cyn, in large cyn draining SW from Thirst Comment
  RSA86845  Prunus virginiana var. demissa F. W. Peirson 1921-7-17 2622 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains 2210 Comment
  CAS-BOT-BC356563  Pseudognaphalium biolettii L. R. Abrams; I. L. Wiggins 1931-7-6 375 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  SBBG31425  Pseudognaphalium biolettii R. F. Thorne 1966-4-6 35924 Los Angeles ca. 1 mi W of Empire Landing 76 Comment
  UCR200143  Pseudognaphalium biolettii Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 805 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  UCR270091  Pseudognaphalium biolettii R. G. Swinney 2011-3-22 14178 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  CHSC3691  Pseudognaphalium californicum Mary Mac Arthur 1966-5-12 17 Los Angeles San Raphael Hills-Glendale College. 213 Comment
  SD253395  Pseudognaphalium californicum R. G. Swinney 2010-4-13 12190 Los Angeles San Gabriel Mts.: 0.35 miles north of Limekiln Canyon, bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles E of Pacoima Canyon stream bottom (San Fernando 7.5'Q) 609 Comment
  CAS-BOT-BC357286  Pseudognaphalium microcephalum Le Roy Abrams 1901-4-6 1398 Los Angeles Monte Vista Comment
  UC1349333  Pseudognaphalium stramineum Robert F. Thorne and P. Everett 1965-6-23 34983 Los Angeles near margin Hay Press Reservoir; Santa Catalina Island 411 Comment
  UCR271257  Pseudognaphalium stramineum R. G. Swinney 2011-5-12 14716 Los Angeles San Gabriel Mountains, along Cabin Canyon Creek near the confluence with Aliso Canyon 1195 Comment
  SFV6268  Pseudognaphalium stramineum M. H. Grayum, L. A. Lester, T. Clanin s. n. Los Angeles Santa Susana Mountains Upper Las Llajas Canyon. Along stream. 587 Comment
  OBI2576  Pseudotsuga macrocarpa Larry E. Brown 1970-5-2 1789 Los Angeles San Gabriel Mts. Collected 4 mi N of Valyermo Comment
  RSA690868  Pteridium aquilinum var. pubescens Albert J. Perkins 1918-1-19 s.n. Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  SBBG42283  Pterostegia drymarioides M. B. Dunkle 1939-4-2 7207 Los Angeles San Clemente Island, SE point of island Comment
  SJSU13115  Pterostegia drymarioides C. W. Sharsmith 1941-6-22 4406 Los Angeles Eaton Canyon, San Gabriel Mts 548 Comment
  UC147003  Pterostegia drymarioides C. F. Baker 1909-3-20 5260 Los Angeles Claremont Comment
  UCR281374  Pterostegia drymarioides R. G. Swinney 2014-5-19 16576 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  POM2158  Pterostegia drymarioides W. R. Shaw 1900-4-8 77 Los Angeles Live Oak Ca - on Comment
  RSA392911  Pterostegia drymarioides E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  RSA517105  Punica granatum Tim S. Ross, Steve Boyd 1990-5-14 2460 Los Angeles San Gabriel Mtns, Little Tujunga Canyon, Tujunga Ranger district, Angeles National Forest. Adventive and naturalizing along Little Tujunga Road on roadside embankment 463 Comment
  UC1595282  Punica granatum Tim Ross 1992-5-17 6381 Los Angeles 21 degrees nne, 870 m distant from East Fork Station (just e above Homestead Ruins, East Fork of San Gabriel River, n end of the Heaton Flat Area); San Gabriel Mountains, San Gabriel River, Heaton Flat 630 Comment
  RSA451430  Purshia tridentata var. glandulosa Bonnie C. Templeton 1947-5-21 6267 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  SEINET10628879  Pyrus communis Heidi H. Schmidt 1999-10-14 Schmidt 3842 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UC1093906  Quercus X alvordiana Herbert L. Mason 1927-5-20 3737 a Los Angeles Tejon Pass Sierra Liebre Mountains Comment
  UCD46920  Quercus X macdonaldii I. W. Clokey 1930-9-11 5327 Los Angeles Larel St., South Pasadena. Comment
  UCR102414  Quercus X morehus Steve Boyd 1997-9-10 10029 Los Angeles Liebre Mtns, Southwestern flank of Liebre Mountain, below west summit 1524 Comment
  RSA0085286  Quercus agrifolia R. G. Swinney 2010-8-16 13529 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SFV20816  Quercus agrifolia L. Gross, N. Fraga 2002-4-4 518 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 468 Comment
  UC1584753  Quercus agrifolia var. agrifolia Tim Ross and Annette Ross 1991-3-7 4153 Los Angeles Elephant Hill, w Pomona Pomona, San Dimas U.S.G.S. 7.5' Quad. 335 Comment
  RSA655361  Quercus berberidifolia LeRoy Gross 2000-11-4 318 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 366 Comment
  SD1101  Quercus chrysolepis Fidella G. Woodcock Sep 1930 Los Angeles Mt. Lowe, interior mountains, mostly canyonsides, dry ridges Comment
  SDSU19646  Quercus chrysolepis Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2204 A Los Angeles San Clemente Island, south side of Eagle Canyon. 457 Comment
  UCD82691  Quercus chrysolepis Rodney Gale Myatt 1970-9-16 570 -15 Los Angeles Along Baldy Mt. Road, at wash next to powerhouse. Near Los Angeles County line, north of Pomona. 1380 Comment
  RSA0044669  Quercus chrysolepis Lyman Benson 1947-10-9 12834 Los Angeles 5 miles northeast [NW?] of Big Pine on Valyermo Road. San Gabriel Mt. Mojave Desert. 1677 Comment
  SEINET12036212  Quercus chrysolepis M. T. Doutt 1931-1 644 Los Angeles Sierre Madre Mtns.;trail between Mt Lowe & Mt Wilson Comment
  CAS-BOT-BC86219  Quercus dumosa Geo. B. Grant 1906-9-1 7177 Los Angeles Catalina Island Comment
  UCR119832  Quercus dumosa Dan S. Cooper 2001-6-10 s.n. Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 259 Comment
  CAS-BOT-BC79761  Quercus durata Alice Eastwood 1915-8-25 4924 Los Angeles Duarte Comment
  RSA476762  Quercus durata var. gabrielensis L. E. Hoffman 1931-11-9 s.n. Los Angeles Millards Canyon. 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
  RSA703508  Quercus durata var. gabrielensis Scott D. White 2004-9-3 10747 Los Angeles San Gabriel Mountains: 'Grizzly Flat,' ca. 1 air mile N of Angeles Crest Hwy and ca. 1 air mi S of Big Tujunga Cyn. Rd. 732 Comment
  SBBG127246  Quercus durata var. gabrielensis D. E. Bramlet 2011-6-15 4871 Los Angeles middle of Maple Cyn, 490 m E of Big Tujunga Rd & 477 m W of Angeles Forest Hwy; San Gabriel Mtns 786 Comment
  UCR203971  Quercus durata var. gabrielensis D. E. Bramlet 2007-7-13 4109 Los Angeles San Gabriel Mountains, La Verne, 152 m north of Baseline, 1.37 km west of Live Oak Canyon Road and 1.28 km east of Marshall Creek 398 Comment
  UCR238633  Quercus durata var. gabrielensis Anuja Parikh, Nathan Gale 2010-6-25 3364 Los Angeles Transverse Range; San Gabriel Mtns., upper Van Tassel Canyon, 0.2 km SW of Mount Bliss 1080 Comment
  SBBG44659  Quercus engelmannii W. B. Holt 1941-10-31 23 -1941 Los Angeles Monrovia Comment
  CAS-BOT-BC94752  Quercus john-tuckeri Timothy S. Ross; Steve Boyd 1994-9-20 8218 Los Angeles Upper Bee Canyon: drainage on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road 740 Comment
  POM270725  Quercus john-tuckeri Lyman Benson 1946-11-21 12244 Los Angeles 5 miles east of Big Pine 1311 Comment
  POM270727  Quercus john-tuckeri Lyman Benson 1946-11-21 12238 Los Angeles 5 miles east of Big Pine 1311 Comment
  UCD46227  Quercus john-tuckeri Beecher Crampton 1976-9-21 9410 Los Angeles ca. 10 miles east of Saugus Agua Dulce Canyon area. Comment
  RSA594934  Quercus kelloggii Steve Boyd, Lauren Raz 1996-10-8 9017 Los Angeles Liebre Mountains region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill. 1402 Comment
  POM147821  Quercus pacifica Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA190923  Quercus tomentella Robert F. Thorne 1967-5-19 36885 Los Angeles Santa Catalina Island, top of side valley of Sweetwater Canyon. 381 Comment
  UCR270994  Quercus wislizeni var. frutescens R. G. Swinney 2011-4-28 14543 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  SBBG131490  Rafinesquia californica S. A. Junak 1996-4-15 SCI 347 Los Angeles ca. 0.70 mi inland from mouth of Horse Beach Cyn 106 Comment
  CAS-BOT-BC362479  Rafinesquia californica F. Grinnell Jr. 1910-6-22 s.n. Los Angeles San Gabriel Mts. 1066 Comment
  LA82458  Ranunculus californicus O. H. Kappler; 1941-3-8 100 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR138497  Ranunculus californicus L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mtns, Wildwood Ranch, east of Glendora 389 Comment
  CDA7610  Ratibida columnifera R. E. Riefner Jr. 2007-7-5 07 -300 Los Angeles Santa Monica Mountains National Recreation Area, La Jolla Canyon, Pacific Coast Highway. Comment
  PASA423  Rhamnus californica Annetta Carter 1929-1-9 Los Angeles Base of Mts., Sierra Madre Comment
  RSA773969  Rhamnus californica R. G. Swinney 2009-7-29 11434 Los Angeles Pacifico Mountain summit. 2134 Comment
  UCR223612  Rhamnus californica R. G. Swinney 2009-7-29 11434 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  POM2867  Rhamnus californica subsp. californica L. R. Abrams 1900-8-10 1021 Los Angeles San Gabriel Mountians: San Gabriel Canyon. Comment
  UCR200208  Rhamnus californica subsp. californica Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 874 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Near cow unit and Beek-Wax Aquatic Center 366 Comment
  RSA549576  Rhamnus crocea Tim S. Ross 1991-3-10 4210 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  CAS-BOT-BC55993  Rhamnus ilicifolia V. B. 1907-9-2 1270 Los Angeles Cajon Pass 609 Comment
  CAS-BOT-BC55998  Rhamnus ilicifolia Le Roy Abrams 1900-8-10 1020 Los Angeles San Gabriel Canyon Comment
  POM24614  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2178 Los Angeles On the Newhall Grade, just north of point where the Los Angeles Aqueduct crosses the highway. Comment
  RSA390832  Rhamnus ilicifolia Bonnie C. Templeton 1930-4-2 1434 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  SD80071  Rhamnus ilicifolia Nancy Ryan Zabriskie, Walter Zabriskie 1970-4-12 282 Los Angeles East bank of Arroyo Seco, down stream from La Loma Street bridge, extreme southwest area of Pasadena. 213 Comment
  UCR204848  Rhamnus ilicifolia R. G. Swinney 2005-8-11 8437 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA390828  Rhamnus ilicifolia Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Manderville Canyon 200 Comment
  SEINET4089968  Rhamnus pirifolia R. Moran 1941-1 608 Los Angeles Johnson's Valley on Santa Catalina Island. 20 Comment
  RSA390150  Rhamnus tomentella subsp. cuspidata Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA495627  Rhamnus tomentella subsp. cuspidata S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villase - or 1989-6-21 329 Los Angeles Mountain High Ski Resort. W of Wrightwood; N slopes of San Gabriel Mts. 2018 Comment
  UCR48962  Rhaphiolepis indica A. C. Sanders 1987-9-18 7364 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  UCR200112  Rhus aromatica Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 655 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 579 Comment
  CAS-BOT-BC167919  Rhus integrifolia P. A. Munz; R. D. Harwood 1920-5-15 3948 Los Angeles Santa Monica Mts., Sepulveda Canyon 243 Comment
  POM137321  Rhus integrifolia T. S. Brandegee 8833 Los Angeles San Clemente Island. Comment
  RSA754092  Rhus integrifolia Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1806 Los Angeles Lario San Gabriel River Trail Park, east of bike path on 2nd bank 180 Comment
  SBBG39114  Rhus integrifolia K. K. Muller 1953-5-2 585 Los Angeles slopes of Swain Cyn, above Camp Orizaba Comment
  UCR212760  Rhus integrifolia Ellen Mackey, Blake Whittington 2006-10-24 1828 Los Angeles San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam 403 Comment
  CLARK-A1528-2405  Rhus laurina Robin L. Kobaly 1972-5-17 720517 Los Angeles San Gabriel Mountains 304 Comment
  CAS-BOT-BC167940  Rhus ovata Louis C. Wheeler 1931-11-11 341 Los Angeles 2 mi. SW Girard, Santa Monica Mts. 426 Comment
  CATA3007  Rhus ovata Amy Catalano 2016-2-3 010 Los Angeles Santa Catalina Island: Small drainage north of Airport Road in ""Fox Country"" 385 Comment
  POM219983  Rhus ovata F. R. Fosberg 1932-5-7 8152 Los Angeles Santa Catalina Island, Grand Canyon, Upper Falls. 150 Comment
  SBBG78536  Rhus ovata F. R. Fosberg 1932-5-7 8160 Los Angeles Grand Cyn, foot of upper falls 130 Comment
  UCR259355  Rhus ovata R. G. Swinney 2010-4-20 12283 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  POM305814  Ribes aureum var. gracillimum Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1045 Los Angeles Monrovia Comment
  RSA746830  Ribes aureum var. gracillimum Justin M. Wood 2009-3-13 358 Los Angeles City of Claremont: SW corner of Claremont Blvd and Foothill Blvd. Open space area on the campus of Pitzer College. 398 Comment
  SD112112  Ribes aureum var. gracillimum Linda Allen 1975-6-15 Los Angeles Century Ranch, W. Santa Monica Mts. Comment
  UCR108227  Ribes aureum var. gracillimum D. Zygielbaum, M. Low 1997-3-6 03 Los Angeles Base of San Gabriel Mtns., Claremont, NW corner of Mills Avenue and Foothill Boulevard. N end of field station panhandle near most northern dirt access road 412 Comment
  UCR205107  Ribes aureum var. gracillimum R. G. Swinney 2008-4-16 8669 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon 341 Comment
  PASA2244  Ribes californicum Annetta Carter 1928-12-26 Los Angeles Mt. Wilson Trail, Mt. Wilson, Pasadena Comment
  RSA651623  Ribes californicum var. hesperium Bert Harris 1949-1-25 s.n. Los Angeles Found 4 miles from [Highway] 66, in San Dimas canyon. 457 Comment
  UC73094  Ribes californicum var. hesperium E. D. Palmer Nov 1901 Los Angeles foothills Garvanza Comment
  CAS-BOT-BC108882  Ribes divaricatum var. parishii A. J. McClatchie 1893-4-1 s.n. Los Angeles Near Pasadena. Comment
  JEPS49340  Ribes indecorum Frank W. Peirson 1919-5-21 299 a Los Angeles San Gabriel Mountains, Arroyo Seco, Trail to Switzers Arroyo Seco; San Gabriel Mountains, Arroyo Seco 944 Comment
  RSA128791  Ribes indecorum Peter H. Raven 1959-2-25 13812 Los Angeles 1.2 miles east of summit, Saddle Peak. 610 Comment
  LA50739  Ribes malvaceum Carl Epling; 1925-2-10 6277 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SD90248  Ribes malvaceum var. viridifolium Benjamin C. Stone 1953-3-9 285 Los Angeles In chaparral on ridge above San Gabriel Dam. 1128 Comment
  RSA495616  Ribes nevadense S. Zona 1989-6-28 318 Los Angeles Mountain High Ski resort; W of Wrightwood, just N of Mt. High East. N slopes of San Gabriel Mts. 2017 Comment
  POM175369  Ribes roezlii Helen E. Sweet 1930-7-12 s.n. Los Angeles Exposed ridge near north Baldy Peak, San Gabriel Mts. Comment
  RSA476246  Ribes roezlii Bonnie C. Templeton 1932-5-31 5058 Los Angeles Camp No. 1, Big Pines Recreation Camp, San Gabriel Mountains 1982 Comment
  SFV22097  Ribes roezlii J. G. Tirrell 2011-7-25 LS30 Los Angeles San Gabriel Mountains West of Little Jimmy Springs, above Highway 2 near mile marker 66.28. 2222 Comment
  CAS-BOT-BC168676  Ribes speciosum Peter H. Raven; Robert F. Thorne 1964-5-7 19002 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  CLARK-A1528-4150  Ribes speciosum John C. Roos 1942-3-14 999 Los Angeles West Los Angeles Comment
  UCR200009  Ribes speciosum Valerie Soza, Mariam Sidibeh 2003-3-26 1621 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, near junction of Ridge Motorway and Gladys Motorway, off junction of Camino San Rafael and Flintridge Drive, south-southwest of Flint Peak 564 Comment
  UC484122  Ribes viburnifolium Knopf and Johnson 1930-2-1 1464 Los Angeles near Isthmus Harbor; Catalina Island, Cherry Valley Comment
  CDA4891  Ricinus communis T. C. Fuller 1958-8-5 1959 Los Angeles Northeast of Foothill Boulevard at Hillard Avenue, La Canada. 0 Comment
  RSA608059  Ricinus communis L. C. Wheeler 1931-2-21 s.n. Los Angeles La Verne. Comment
  UCR259165  Romneya coulteri R. G. Swinney 2010-6-23 13369 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
  RSA652120  Romneya trichocalyx Peter Gail 1961-5-24 s.n. Los Angeles San Dimas Rd, 1/2 mile N. of Puddingstone Dam, San Dimas. Comment
  RSA660687  Romneya trichocalyx Jerry Turney 1987-6-3 57 Los Angeles Lower Eaton Canyon. San Gabriel Mountains. In front of Nature Center. Comment
  RSA0098789  Rosa californica R. G. Swinney 2011-6-1 14938 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  UC212616  Rosa californica I. M. Johnston 1917-7-29 1590 Los Angeles San Antonio Canyon, San Antonio Mountains 1600 Comment
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Jun 12 2012
  UCR43314  Rosa woodsii David Charlton 1986-6-15 279 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  CAS-BOT-BC158819  Rubus ursinus Timothy S. Ross; Steve Boyd; Peter Fritsch 1990-6-8 2973 Los Angeles Margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air-miles ENE of Barley Flats) - Upper Big Tujunga Canyon, San Gabriel Mountains 1231 Comment
  RSA584122  Rubus ursinus Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2973 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barley Flats). 1213 Comment
  CAS-BOT-BC422279  Rumex californicus Geo. B. Grant 1904-7-25 s.n. Los Angeles Mt San Gorgonio, High Creek Comment
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Mar 12 2019
  CATA1661  Rumex conglomeratus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2950 Los Angeles Santa Catalina Island: Above Parson's Beach 85 Comment
  RSA600753  Rumex crispus Louis C. Wheeler 1967-6-16 9842 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; Coulter Reservoir. 655 Comment
  RSA466094  Rumex hymenosepalus Bonnie C. Templeton 1931-4-19 s.n. Los Angeles Mint Canyon. Comment
  UCR143198  Rumex salicifolius F. R. Fosberg 1931-5-6 S- 4794 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  UCSB1615  Rumex salicifolius Wedberg, H. 1958-7-15 Los Angeles behind store at jct. New and Old Topanga Canyons, Santa Monica Mtns. Comment
  RSA383648  Ruppia maritima F. R. Fosberg 1931-5-4 4754 Los Angeles Middle Ranch Canyon, 2nd bridge below Eagle s Nest, Santa Catalina Island 140 Comment
  CAS-BOT-BC103151  Salix bonplandiana Louis C. Wheeler 1932-3-10 461 Los Angeles Big Dalton Canyon, San Gabriel Mts. 1400 Comment
  CAS-BOT-BC103162  Salix bonplandiana A. Nesta Dunn; Joseph Ewan 1933-7-23 7818 Los Angeles Colby's Ranch, San Gabriel Mts. 1143 Comment
  RSA772102  Salix exigua R. G. Swinney 2009-5-20 10851 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UCSB962  Salix exigua Haller, Norman 1953-4-18 Los Angeles Hwy 99, 12 miles south of Gorman near Piru Creek crossing Comment
  UC492447  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek below Castaic; San Gabriel Mts. 300 Comment
  UCSB52078  Salix gooddingii Bishop, Richard 1967-5-13 Los Angeles Roadside 2 mi. east of Live Oak Campground on Bear Canyon Road, San Gabriel Mountains 762 Comment
  POM362596  Salix laevigata Robert Gustafson 1981-3-18 2128 Los Angeles Ballona Wetlands, Area 1. Comment
  UC1134967  Salix laevigata A. D. Gifford 1935-4-15 585 Los Angeles 5 1/2 mi e-s.e. Quail; Tejon Quad. Comment
  UC504063  Salix laevigata Ernest Braunton 1932-4-17 1067 Los Angeles Tujunga Canyon San Gabriel Mts., Tujunga Canyon Comment
  CAS-BOT-BC128140  Salix lasiandra var. lasiandra Le Roy Abrams 1901-4-8 1449 Los Angeles Los Angeles River near Cahuenga Pass Comment
  LA208793  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-2-16 7656 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  RSA616065  Salix lasiolepis Scott D. White 1997-12-31 6037 Los Angeles Malibu Coast: Mouth of Trancas Canyon, N of Pacific Coast Hwy. 8 Comment
  RSA656132  Salix lasiolepis Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 670 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  RSA787096  Salix lasiolepis Doris Bowers 1957-2-16 696 A Los Angeles Dalton Canyon 610 Comment
  UC474006  Salix lasiolepis F. A. MacFadden 1931-3-1 3074 Los Angeles Tuna Canyon Verdugo Hills (wash) Comment
  UC482211  Salix lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles at foot of coastal headland near mouth of Topanga Canyon; Santa Monica Mts., Topanga Canyon 15 Comment
  UCR212788  Salix lasiolepis Ellen Mackey, Bart O'Brien, Blake Whittington 2006-11-13 NFWF- 1857 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River [channel, northeast of East Huntington Drive], Lario San Gabriel River Trail Park; next to Foothill Blvd. SE side of bridge. Marchall Canyon Comment
  POM280812  Salix lasiolepis Henry J. Ramsey, Henry J. Ramsey 1937-3-27 560 Los Angeles Little Tijuna Canyon. Comment
  UC506412  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-6-29 7668 Los Angeles Area 4; Tree 6 Comment
  CAS-BOT-BC128485  Salix lasiolepis var. lasiolepis Le Roy Abrams 1902-3-6 3103 Los Angeles Centinela Creek, Inglewood Comment
  CHSC95814  Salix lucida subsp. lasiandra Joseph Marlowe Keefe 2001-2-7 31046 Los Angeles In landscaping along freeway onramp, north facing slope, 3 meters north of Ventura Freeway (Highway 134), 5 meters east of Figueroa Street, southwest of The Eagle Rock Park, Eagle Rock District, Los Angeles, CA 90041. 280 Comment
  CDA20801  Salsola australis B. Villegas 2002-8-21 B 247 -5 Los Angeles Los Angeles Basin; Calabasas, near Ventura Co. line. 0 Comment
  RSA586473  Salsola tragus Orlando Mistretta 1995-6-21 1822 Los Angeles San Gabriel Mountains: Emma section, lower Little Rock Creek drainage. Along road near Guard Station. 960 Comment
  SEINET13387037 Image available Salsola tragus R. G. Swinney 2011-1 15704 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 (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
  UCR270512  Saltugilia splendens subsp. splendens R. G. Swinney 2011-5-26 14855 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
  LA82020  Salvia apiana Henry J. Thompson; 1960-5-14 3071 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA226243  Salvia apiana Gary D. Cromwell, David W. Wheat 1971-7-1 705 Los Angeles Near canyon mouth just above creek bed. Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 366 Comment
  RSA613094  Salvia apiana Erin Hewgley, Jeanne Gural 1997-4-18 18 Los Angeles Claremont: Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. West of main road, south of lake. 412 Comment
  RSA9752  Salvia apiana Louis C. Wheeler 1932-5-21 726 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  UC1211043  Salvia apiana Huron H. Smith 1912-5-17 4961 Los Angeles Eaton's Canyon; Mt. Wilson 426 Comment
  UC138840  Salvia apiana C. F. Baker 1903-7-20 3442 Los Angeles Claremont Comment
  RSA442853  Salvia apiana William Emboden 1969-5-28 44 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  PASA472  Salvia carnosa subsp. pilosa Frank W. Peirson 1929-6-15 Los Angeles Rock Creek, San Gabriel Mts. 1295 Comment
  UCR220192  Salvia columbariae R. G. Swinney 2009-4-7 10303 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
  RSA802290  Salvia columbariae Seacord s.n. Los Angeles West Mojave. Comment
  LA86117  Salvia dorrii var. pilosa W. A. Jr. Emboden; 1962-4-28 2052 Los Angeles San Gabriel Mountains, Reservoir road 1.5 mi. from Highway 135, Little Rock Comment
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Oct 13 2014
  JEPS57330  Salvia leucophylla L. R. Heckard 1968-5-11 1846 Los Angeles just e Highway 126 junction with the Saugus-Bouquet Canyon road (along Highway 126) 548 Comment
  SEINET5502104 Image available Salvia leucophylla Tim Walker 1996-1 s.n. Los Angeles N.E. Side Rt 126, San Fernando Rd Exit of the 14 freeway. Near carpool parking lot Comment
  UCD125601  Salvia leucophylla Daryl Koutnik 1978-6-3 509 Los Angeles Mulholland Highway, east of Old Topanga Canyon and across from Calabasas High School. 304 Comment
  UCR131407  Salvia leucophylla Alison Lipman 1998-5-21 s.n. Los Angeles South Coastal Plains Region, Portuguese Canyon, Rancho Palos Verdes 305 Comment
  CAS-BOT-BC229495  Salvia mellifera A. C. Sanders; T. B. Salvato 2009-5-19 36828 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
  CAS-BOT-BC233316  Salvia mellifera A. D. E. Elmer 1902-6-1 3684 Los Angeles Acton, Mt. Gleason Comment
  RSA656386  Salvia mellifera Gerald Pitto 1980-5-26 21 Los Angeles Verdugo Mountains: South facing slope at top of Boston [Ave.] on canyon floor of Cooks Canyon, nearest cross street Barrit [Burritt] Way, La Crescenta 610 Comment
  UC1124829  Salvia mellifera G. T. Nordstrom 1935-2-15 330 Los Angeles 5 mi ne Black Mtn.; Tejon Quad. 792 Comment
  RSA477541  Sambucus mexicana Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA596802  Sambucus mexicana T. S. Ross, J. Mark Porter 1995-5-4 8509 Los Angeles Texas Canyon: ca 2.8 road miles NE of Bouquet Canyon Road. 610 Comment
  UCR190375  Sambucus mexicana R. G. Swinney 2001-6-16 7988 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  UCD137673  Sambucus nigra subsp. caerulea Gordon Pilone 1961-5-7 100 Los Angeles South of Santa Ana Botanic Gardens in Claremont. San Gabriel Mt. Range. 390 Comment
  RSA583069  Sanicula arguta T. S. Ross 1993-4-22 6897 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560ft), 825m ESE of Cactus Peak summit, in saddle between 1548ft and 1528ft summits. 431 Comment
  RSA785908  Sanicula arguta K. Dobry 1992-4-9 341 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  SBBG119435  Sanicula bipinnata S. D. White with S. Leatherman, D. Bramlet, A. Oneal, W. Sangkatavat 2001-4-24 8407 Los Angeles Grasshopper Cyn area near Castaic Lake 518 Comment
  SBBG89737  Sanicula crassicaulis F. R. Fosberg 1931-4-1 4436 Los Angeles Hamilton Cyn 50 Comment
  SFV22089  Sanicula crassicaulis V. Soza, L. Gross, B. Hogshead 2001-4-26 1187 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, southeast of Green Verdugo Reservoir. 457 Comment
  UC1619331  Sanicula crassicaulis Timothy S. Ross 1995-4-7 8355 Los Angeles Templin Highway, 100-250 ft NE of int. with the Old Ridge Route (near headwaters of Violin Canyon) Liebre Mountains 865 Comment
  UCR220346  Scandix pecten-veneris D. E. Bramlet, Mike Ahmer 2005-4-14 3794 Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, main drainage of Powder Canyon, c. 547 ft. east of Skyline Drive and 1460 ft. north of Fullerton Rd. 249 Comment
  RSA593490  Schedonorus arundinaceus Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8840 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  CATA2875  Schinus terebinthifolius Sara L. Crockett, Michael Daligdig 1996-10-21 9 Los Angeles Santa Catalina Island: Descanso Beach Club 15 Comment
  SBBG31053  Schismus arabicus R. F. Thorne with P. C. Everett 1965-5-10 34455 Los Angeles around Echo Lake 411 Comment
  UCR101731  Schoenoplectus californicus L. C. Wheeler 1946-7-28 6221 Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo, 0.25 mi north of San Gabriel Blvd. 58 Comment
  RSA750094  Schoenoplectus maritimus R. G. Swinney 2008-4-30 8699 Los Angeles Glendora, Big Dalton Canyon Debris Basin 341 Comment
  RSA366067  Schoenoplectus maritimus B. C. Templeton 1956-07 s.n. Los Angeles Highway between Lancaster and Rosamond, Antelope Valley. Comment
  RSA276010  Scrophularia californica subsp. floribunda Jack Delaini 1974-5-9 200 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Johnson Peak Road, at head of Canyon 854 Comment
  RSA425184  Scrophularia californica subsp. floribunda Donald R. Bissing 1973-5-18 97 Los Angeles Evey Canyon, San Gabriel Mountains: 1.0 mile from mouth of canyon. 884 Comment
  RSA427199  Scrophularia villosa Geo. L. Moxley 1920-5-1 731 Los Angeles Santa Catalina Island, Pebbly Beach Canyon Comment
  RSA603530  Scrophularia villosa Sara L. Crockett 1997-4-2 652 Los Angeles Santa Catalina Island. 2.4 miles W along Empire Landing Road from jct. with Airport Road, 25 m S of road. 259 Comment
  CAS-BOT-BC341090  Scutellaria mexicana A. D. E. Elmer 1902-6-1 3671 Los Angeles Palmdale Comment
  RSA636133  Selaginella asprella Louis Cutter Wheeler 1951-4-7 8548 Los Angeles San Gabriel Mountains: Mount Deception,[0.6] mile near Mount Disappointment. 1764 Comment
  CAS-BOT-BC62027  Selaginella bigelovii Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  LA94000  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1687 Los Angeles SANTA MONICA MOUNTAINS, Lobo Canyon, ca 0.75 mi W of Triunfo Canyon Rd, bluff just N of Lobo Creek. 304 Comment
  RSA683756  Selaginella bigelovii Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  POM952  Selaginella bigelovii Philip A. Munz 1918-3-28 2010 Los Angeles Claremont, wash of Palmer's Canyon. Comment
  RSA624062  Selaginella bigelovii Louis Cutter Wheeler 1967-5-23 9674 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  CAS-BOT-BC327399  Senecio astephanus Dr. A. Davidson 1893-7-21 s.n. Los Angeles Wilson's Peak Comment
  LA201862  Senecio flaccidus var. douglasii Arthur C. Gibson; 2003-8-31 4963 Los Angeles Santa Monica Mountains, Mulholland Highway Comment
  RSA472940  Senecio flaccidus var. douglasii George R. Johnstone 1930-9-7 s.n Los Angeles Mt. Wilson Trail. 457 Comment
  SFV4102  Senecio flaccidus var. douglasii M. L. Vincent 1962-10-4 302 Los Angeles San Gabriel Mountains Near bridge at intersection of Valyermo Road and Pallett Creek Road. Beside stream. 1095 Comment
  UC35971  Senecio flaccidus var. douglasii J. H. Barber 1897-10-21 288 Los Angeles Santa Monica Canyon Comment
  UCD135478  Senecio flaccidus var. douglasii A. M. Johnson 1932-5-5 4055 Los Angeles Campus, U.C.L.A. Comment
  UCR273556  Senecio flaccidus var. douglasii R. G. Swinney 2011-5-10 14640 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  UCSB27642  Senecio flaccidus var. douglasii Lavinger, S. 1975-10-6 Los Angeles Angeles Crest Highway .3 miles north of Angeles Crest Ranger Station; San Gabriel Mountains 762 Comment
  CAS-BOT-BC341200  Senecio lyonii George B. Grant; Walter Wheeler 1904-4-21 1193 a/6134 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA16866  Senecio lyonii C. B. Wolf 1932-5-14 3630 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  SBBG79875  Senecio lyonii W. A. Wright 1931-2-26 Los Angeles Santa Catalina Island Comment
  CDA7643  Senecio mikanioides G. C. Fleischman 1946-3-5 Los Angeles Pasadena. 0 Comment
  CAS-BOT-BC243582  Setaria parviflora Peter H. Raven; Henry J. Thompson 1959-9-18 14435 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard, west Los Angeles 76 Comment
  UCR206514  Setaria parviflora A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36956 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  UCD14569  Setaria pumila Don Ford 1984-8-10 s.n. Los Angeles California, Los Angeles Co.; Antelope Valley Dairy, Lancaster; Comment
  RSA433864  Sidalcea malviflora Anstruther Davidson 1890-05 s.n. Los Angeles Riverside, Sunnyside, Los Angeles Comment
  RSA477831  Silene antirrhina L. C. Wheeler 1934-5-10 2581 Los Angeles Claremont. 366 Comment
  SEINET5337117  Silene antirrhina L. Wheeler 1932-5-29 794 Los Angeles Liveoak Canyon, San Gabriel Mts., 419 Comment
  SD75615  Silene gallica M. B. Dunkle 1939-4-6 7305 Los Angeles San Clemente Island; Mosquito Harbor. Comment
  SEINET8879633  Silene laciniata G. B. Grant 1904-1 1205 Los Angeles Pasadena. Comment
  RSA640314  Silene laciniata subsp. major L. C. Wheeler 1931-5-22 s.n. Los Angeles San Gabriel Mountains: Live Oak. Comment
  CAS-BOT-BC175101  Silene verecunda Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3357 Los Angeles Big Rock Creek Canyon: ca 120 NNW of Icy Springs, around a stone building that has been gutted by fire ( the Webber Cabin) 1731 Comment
  POM286427  Silene verecunda subsp. platyota Victor Duran 1933-7-24 3530 Los Angeles Buckhorn 1981 Comment
  LA212280  Sinapis arvensis William Baker; Lee Haines 1974-3-25 s.n. Los Angeles Open field along Ventura Blvd. just west of Winnetka Ave. 243 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
  UCR271795  Sisymbrium irio R. G. Swinney 2010-3-24 12044 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
  RSA724380  Sisymbrium officinale K. Dobry 1991-5-2 479 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA0113993  Sisymbrium orientale LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7523 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
  UCR205236  Sisymbrium orientale R. G. Swinney 2008-3-26 8568 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  SFV20835  Sisymbrium orientale L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 703 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 622 Comment
  POM293480  Sisyrinchium bellum Lyman Benson 1945-5-11 11681 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  RSA133842  Sisyrinchium bellum H. J. Thompson 1959-5-31 2053 Los Angeles East of junction of Latigo Canyon Road with Mulholland Highway 518 Comment
  LA200855  Solanum americanum Michael Neuman; October 1983 5 Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon 374 Comment
  LA51838  Solanum douglasii M. Zaitlin; 1951-2-17 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  POM280533  Solanum douglasii Lyman D. Benson 1933-11-12 5728 Los Angeles Westwood, Beverly Hills. 122 Comment
  RSA187929  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island. Margin of deep gully, Hay Press area. 427 Comment
  RSA422379  Solanum douglasii Reid Moran 1941-3-8 688 Los Angeles White's Landing, Santa Catalina Island. 50 Comment
  RSA600518  Solanum douglasii Louis C. Wheeler 1968-3-21 s.n. Los Angeles Foothills; West Debris Basin above Brown School for Girls. Northwest of Glendora. 427 Comment
  RSA617703  Solanum douglasii Scott D. White 1997-2-2 4658 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, S of San Dimas Ave, and E of the I-210 Freeway. 244 Comment
  UCR222800  Solanum douglasii R. G. Swinney 2009-5-9 10708 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway 183 Comment
  UC519994  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1932-8-11 1130 Los Angeles 2 mi ne of La Verne 381 Comment
  SD28035  Solanum wallacei subsp. clokeyi Carl B. Wolf 1932-5-9 3491 Los Angeles Santa Catalina Island. Along road to Renton Mine, about due west of Pebbly Beach 305 Comment
  NY820429  Solanum xanti T. S. Ross 1993-5-23 7280 Los Angeles NW Los Angeles Co.; Liebre Mountains. Upper Clearwater Canyon: ca. 190-230 m. W of Plum Spring 789 Comment
  UCR78121  Solanum xanti Wandalee Thompson 1964-4-11 2 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  UCR270124  Solidago spectabilis R. G. Swinney 2010-9-9 13783 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-BC365032  Solidago velutina subsp. californica G. B. Grant 1897-10-29 s.n. Los Angeles Pasadena Comment
  CATA1912  Solidago velutina subsp. californica Tony Summers 2011-9-30 1 Los Angeles Santa Catalina Island: Bulrush Canyon 263 Comment
  UC1922250  Solidago velutina subsp. californica LeRoy Gross, Naomi Fraga 2006-1-20 2450 Los Angeles [Transverse Ranges; Verdugo Mountains region]; East end of the Verdugo's. North side of the main crest. Deer Creek off of Beaudry Road. West of Debris Basin. Near 448 Comment
  SBBG31292  Sonchus asper R. F. Thorne with P. C. Everett 1965-6-23 35010 Los Angeles lower part of Hamilton Cyn 60 Comment
  UCR197121  Sonchus asper subsp. asper LeRoy Gross 2007-3-13 2600 Los Angeles Transverse Ranges; Verdugo Mountains, southern side of the range. Stough Canyon, northwest of the the nature center along canyon bottom at juction of a spring and creek flowing from the northeast 496 Comment
  CATA1249  Sonchus oleraceus Mark L. Hoefs, Phil Hartman, Bret Marin 1995-1-27 2329 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  CATA855  Sonchus oleraceus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1664 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  POM155584  Sonchus oleraceus M. B. Dunkle 1928-4-11 1854 Los Angeles Santa Catalina Island. Near Isthmus. Comment
  RSA4781  Sonchus oleraceus James Snow s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. Comment
  RSA533523  Sonchus oleraceus Timothy S. Ross 1991-3-9 4172 Los Angeles Whittier Hills (Puente Hills, pro parte): seepage ca 300 ft SW of Colima Rd x Camino del Sur. 213 Comment
  UCR258831  Sonchus oleraceus R. G. Swinney 2010-4-23 12341 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA591660  Sorghum halepense L. C. Wheeler 1966-9-21 8897 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  UCD92749  Sorghum halepense Thomas A. Robin 1946-5-15 s.n. Los Angeles Rosemead. Comment
  POM1007  Sparganium erectum subsp. stoloniferum I. M. Johnston 1917-6-10 1310 Los Angeles Cienega , West of Los Angeles. Comment
  CDA4265  Spartium junceum T. C. Fuller 1958-8-8 3482 Los Angeles Foothill Boulevard & Hillard Avenue, La Canada. 0 Comment
  RSA660199  Spartium junceum Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 47 Los Angeles 2.7 miles from La Canada city limits (sign) pull off on left side of road as one is going up mountain. Comment
  UCR172710  Spartium junceum Jun Hu, Weena Sangkatavat 2000-4-22 07 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  UCD99172  Spergula arvensis Daryl Koutnik 1978-5-10 473 Los Angeles end of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  SBBG69979  Spergularia macrotheca var. leucantha M. N. Ackley -Jun-1927 79 Los Angeles Inglewood 47 Comment
  SBBG98421  Spergularia macrotheca var. macrotheca T. Ross 1991-5-22 5443 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  RSA0098397  Spergularia macrotheca var. macrotheca Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2381 Los Angeles Parsons Landing, Santa Catalina Island. 3 Comment
  RSA0098532  Spergularia marina D. Charlton 1993-7-4 s.n. Los Angeles Jct Boy Scout Rd and Lancaster Blvd. SE corner in clay pan, Edwards AFB. 694 Comment
  CATA3121  Spergularia villosa Amy Catalano 2016-5-24 126 Los Angeles Santa Catalina Island: Road by old grass production field at junction of Cape Canyon and Middle Canyon roads 173 Comment
  UC33701  Sporobolus airoides Joseph Burtt Davy 1901-5 7753 Los Angeles Redondo Comment
  SEINET9297583  Stachys albens Unknown 2007-8-8 3036 Los Angeles San Gabriel Mtns Comment
  UCR206122  Stachys albens R. G. Swinney 2008-6-2 8916 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  SD38745  Stachys bullata Edith A. Purer 1931-5-8 Los Angeles Griffith Park. Comment
  LA52383  Stachys bullata C. L. Hogue; 1954-5-4 sn Los Angeles Comment
  RSA709814  Stanleya pinnata Gary D. Wallace, Ann Hiller 1983-5-18 2050 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  UC306449  Stebbinsoseris heterocarpa S. B. Parish 1919-4-19 19256 Los Angeles near San Dimas (slopes of Lone Hill, Southern California); slopes of Lone Hill Comment
  UCR271702  Stebbinsoseris heterocarpa Mitch Provance, Callen Huff 2009-4-28 10810 B Los Angeles Tehachapi Mountians, Road on ridge overlooking Hwy I-5 about 0.6 miles NE of Gorman 1439 Comment
  RSA0082599  Stellaria media R. G. Swinney 2010-8-30 13617 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
  RSA670202  Stellaria media Joseph M. Keefe 2001-3-16 31138 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  RSA755725  Stephanomeria exigua R. G. Swinney 2008-10-7 9480 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  CAS-BOT-BC375476  Stephanomeria exigua subsp. exigua Alice Eastwood 1928-6-15 15395 Los Angeles Claremont Comment
  CAS-BOT-BC322843  Stephanomeria pauciflora A. D. E. Elmer 1902-6-1 3501 Los Angeles Lancaster Comment
  SBBG67920  Stephanomeria pauciflora R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  CAS-BOT-BC375820  Stephanomeria virgata Wesley O. Griesel 1961-8-22 s.n. Los Angeles Los Angeles 152 Comment
  RSA628553  Stephanomeria virgata subsp. virgata L. C. Wheeler 1967-8-24 10507 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2042 Comment
  CATA1750  Stipa cernua Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3186 Los Angeles Santa Catalina Island: On ridge above KBRT radio station, west of Airport Road junction 432 Comment
  LA206866  Stipa cernua A. M. Johnson; 1934-3-16 4332 Los Angeles Hwy beyond Canoga Comment
  UCR126880  Stipa lepida A. C. Sanders 2003-4-29 26186 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR280734  Stipa speciosa R. G. Swinney 2014-4-30 16280 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
  RSA279005  Stuckenia pectinata Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42182 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment