Search Results — 2000 specimen records retrieved (1568 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR141156  Abronia pogonantha June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  CAS-BOT-BC228591  Abronia umbellata Jeremiah George 2012-3-12 s.n. Los Angeles South Coast: Hermosa Beach, vacant lot south of 1125 Manhattan Avenue 11 Comment
  LA32315  Abronia umbellata subsp. umbellata M. Zaitlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  UC1870165  Acacia longifolia Joseph Marlowe Keefe 2001-1-19 30946 Los Angeles south by southeast face of The Eagle Rock, Eagle Rock district, Los Angeles, California 90041; San Rafael Mountains 304 Comment
  SD152589  Acacia retinodes A. C. Sanders 1987-9-18 7381 Los Angeles El Segundo Dunes, west of LA Int. Airport & Pershing Dr., on modified backslope of the dunes, subsite #13, possibly planted in hygromulch 39 Comment
  UCR49366  Acacia saligna A. C. Sanders 1987-9-18 7381 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  UCSB12494  Acer macrophyllum Haines, A. 1962-3-24 Los Angeles Topanga Canyon; Santa Monica Mountains 152 Comment
  RSA653373  Acer negundo var. californicum LeRoy Gross, Andrea E. Gutman, Sarah Gutman 2000-9-8 267 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds. 335 Comment
  RSA606909  Acer palmatum Louis C. Wheeler 1973-6-20 s.n. Los Angeles Altadena. Comment
  POM186248  Achillea millefolium Joseph A. Ewan 1933-7-4 7873 Los Angeles San Gabriel Mtns. Ridge east of Monrovia Peak 1372 Comment
  RSA0036747  Achillea millefolium Patricia Kouo 1994-4-27 944216 Los Angeles 3 miles south of I-10, and 1 mile north of I-60. On the west side of Rosemead Blvd, at the most south lake. Found on the eastern side of the lake. Comment
  RSA639238  Achillea millefolium R. F. Thorne, M. Z. Thorne 1971-4-25 41351 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  RSA129561  Achnatherum coronatum H. S. Yates 1937-6-24 6595 Los Angeles Pomona 162 Comment
  RSA588873  Achnatherum coronatum Orlando Mistretta 1994-9-21 1492 Los Angeles Santiago Canyon. At junction of Forest Rd. 4N20 with Santiago Creek. 1250 Comment
  UCR84575  Achyrachaena mollis T. S. Ross, Et al 1993-4-24 6946 Los Angeles Channel Islands, Santa Catalina Island, near upper Buffalo Corral Reservoir 221 Comment
  UCD103985  Acmispon argophyllus var. fremontii Marc Blain 1993-4-16 18 Los Angeles San Gabriel Mountains, 3.5 miles North of Greenridge Ave. on Angeles Crest Highway. 762 Comment
  LA47990  Acmispon glaber var. glaber A. L. Beatty; April 22 194 sn Los Angeles Pasadena, Arroyo Seco Comment
  LA33636  Acmispon grandiflorus var. grandiflorus Henry J. Thompson; 1959-3-27 1896 Los Angeles 701 Comment
  SBBG67360  Acmispon heermannii var. heermannii R. Hoffmann 1929-5-19 Los Angeles border of Big Rock Crk Comment
  SD69527  Acmispon maritimus Robert F. Thorne 1966-4-5 35856 Los Angeles Santa Catalina Island, rocky dry south-facing slope above stream in Cottonwood Canyon 106 Comment
  SBBG44394  Acmispon maritimus var. maritimus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-5-2 SCa 641 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 256 Comment
  SBBG118143  Acmispon micranthus F. R. Fosberg 1931-7-16 5428 Los Angeles Gallagher Cyn, left fork 30 Comment
  SBBG68159  Acmispon procumbens var. procumbens R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  SEINET5327566  Acmispon strigosus N. H. Holmgren, P. K. Holmgren 1974-4-5 7628 Los Angeles North foothills of the San Gabriel Mtns., Portal Ridge, 13 airline mi W of Lancaster 1067 Comment
  UC1175006  Acourtia microcephala P. C. Everett and E. K. Balls 1959-6-29 23874 Los Angeles on burned over chaparral slopes Stokes Canyon; Santa Monica Mts. 152 Comment
  UCR133645  Acourtia microcephala A. C. Sanders 2003-7-15 27098 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks 335 Comment
  SEINET10891340  Actinidia chinensis Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3745 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  CHSC3731  Adenostoma fasciculatum Sue Boerqadine 1966-5-26 Los Angeles San Raphael Hills. 213 Comment
  CHSC5093  Adenostoma fasciculatum M. MacArthur 1967-7-16 78 Los Angeles Along lower Chilao Flat road, keeping to left at fork, near turn-off to water tower, about 1/2 mi. off Angeles Crest Hwy., Angeles National Forest, San Gabriel Mts. 1584 Comment
  RSA702289  Adenostoma fasciculatum Scott D. White, Pam De Vries 2004-5-18 10439 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
  UC1922565  Adenostoma fasciculatum Gary Kovnat with LeRoy Gross 2003-4-5 36 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  RSA226995  Adenostoma fasciculatum var. fasciculatum Robert F. Thorne, C. W. Tilforth 1971-6-17 39973 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA390490  Adenostoma fasciculatum var. fasciculatum Jon Nickoloff 1973-5-2 730502 -3 Los Angeles on ridge 600' N. of Mt. Wilson trail, Sierra Madre; S facing ridge. 305 Comment
  RSA390567  Adenostoma fasciculatum var. fasciculatum Fordyce Griffiths Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA390569  Adenostoma fasciculatum var. fasciculatum Bonnie C. Templeton 1930-5-27 1453 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  RSA453176  Adenostoma sparsifolium Wm. Martin 1971-8-5 s.n. Los Angeles About 1/2 mile west of Stunt Canyon; Santa Monica Mts. Comment
Read comments
May 8 2014
  UCR189410  Adiantum capillus-veneris R. G. Swinney 1998-5-30 6154 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCR190878  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6700 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  POM6779  Adiantum jordanii Anonymous 1885-05 s.n. Los Angeles Near Pasadena Comment
  RSA687715  Adiantum jordanii F. R. Fosberg 1931-3-23 R 79 Los Angeles Santa Catalina Island, Hamilton Canyon. 30 Comment
  RSA732926  Adiantum jordanii R. G. Swinney 2000-5-21 7774 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon., 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  SBBG13142  Adiantum jordanii E. R. Blakley 1962-10-6 5470 Los Angeles Pebbly Beach Cyn 91 Comment
  UC440497  Adiantum jordanii R. L. Pendleton 1909-7-4 1415 Los Angeles s Avalon; Santa Catalina Isl 365 Comment
  RSA578985  Agave attenuata Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7428 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; southerly coastal bluffs near Inspiration Point. 21 Comment
  RSA733584  Agrostis exarata R. G. Swinney 1998-7-24 6560 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  UC1169778  Agrostis exarata P. C. Everett and E. K. Balls 1960-5-30 24133 Los Angeles 2.5 mi from Azusa; San Gabriel Canyon 243 Comment
  HSC8775  Agrostis gigantea C. E. Fellows 1965-8-22 114 Los Angeles Big Tujunga Canyon, 1.8 miles NE of intersection of Mt. Gleason Ave and Rim Canyon Rd., then N on service 1.3 miles. Comment
  CAS-BOT-BC47985  Ailanthus altissima Timothy S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: on the NW side of Indian Hill Mesa (i.e., The Back 40). Ontario USGS 7.5' Quad; 417 Comment
  RSA579329  Allium burlewii Timothy S. Ross 1994-5-31 7968 Los Angeles Pacifico Mountain: ca. 530 m. due W of the summit of 7124 ft. A low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
  RSA643965  Allium burlewii V. W. Steinmann 1996-6-17 919 Los Angeles San Gabriel Mountains, at the summit of Mt. San Antonio. 3050 Comment
  RSA79233  Allium burlewii G. R. Campbell 1952-6-28 17292 Los Angeles South slope of Mt. San Antonio (Baldy); San Gabriel Mts. 2744 Comment
  RSA587207  Allium fimbriatum var. fimbriatum Orlando Mistretta, Christine Mistretta 1995-5-2 1662 Los Angeles San Gabriel Mountains, Carr Canyon. 1036 Comment
  UC1339531  Allium lacunosum S. W. Hutchinson 1933-4-24 5546 Los Angeles on the Del Sur road near Palmdale; Mohave Desert, Antelope Valley 813 Comment
  RSA367029  Allium lacunosum var. lacunosum Anstruther Davidson 2802 Los Angeles Catalina [Island] Comment
  POM8947  Allium praecox Philip A. Munz 1920-3-17 3351 Los Angeles Lone Hill, San Dimas. 305 Comment
  RSA536042  Allium praecox Timothy S. Ross 1991-5-21 5410 Los Angeles San Clemente Island: junction of the upper two forks of Box Canyon, SW side of the island. 450 Comment
  SEINET13203286 Image available Allophyllum divaricatum R. G. Swinney 2011-1 15454 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  SEINET2444586  Allophyllum divaricatum R. G. Swinney 2000-5-20 7690 Los Angeles San Gabriel Mtns. NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 (Glendora 7.5' Q.). 610 Comment
  CATA3104  Allophyllum glutinosum Amy Catalano, C. Matt Guilliams & Steve Junak 2016-5-11 108 Los Angeles Santa Catalina Island: Bird Park Canyon, south facing slope above old shooting range 92 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
  RSA585933  Allophyllum glutinosum T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2941 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 Barely Flats). 1213 Comment
  RSA127998  Alnus rhombifolia H. J. Thompson 1959-2-20 1837 Los Angeles Santa Monica Mountains: East facing rocky bank along stream, 0.5 mile above ocean, La Tuna Canyon 76 Comment
  UC5342  Alnus rhombifolia W. H. Brewer Jan 1 1861-Jan 2 1861 102 Los Angeles near San Gabriel Comment
  SEINET12876877 Image available Alternanthera philoxeroides Unknown 1965-9-23 14171 Los Angeles 0.2 mi. N. of flood gates of Whittier Narrows Dam, W. of Rosemead Blvd., E. bank of the Rio Hondo, just E. of Montebello. Comment
  CATA2246  Alyogyne huegelii Sara L. Crockett 1997-4-10 105 Los Angeles Santa Catalina Island: 351 Descanso Street 13 Comment
  RSA600759  Amaranthus blitoides L. C. Wheeler 1967-6-26 9872 Los Angeles Elsmere Canyon 441 Comment
  JEPS19649  Amaranthus deflexus Rimo Bacigalupi 1955-7-7 Los Angeles Santa Fe Railroad station, Pasadena Pasadena Comment
  RSA402985  Amaranthus deflexus Robert Gustafson 1981-8-7 2344 Los Angeles Ballona Wetlands, area 2 Comment
  UC72608  Amaranthus powellii J. Q. Adams 1905-1 2 Los Angeles Southern California; Soldier's Home Comment
  PASA1269  Amaranthus retroflexus Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  POM279354  Amaranthus retroflexus Anonymous 1915-6-25 s.n. Los Angeles Long Beach. along street. Comment
  RSA404562  Amaranthus retroflexus Edwin Kline 1924-6-8 s.n. Los Angeles Los Angeles. Comment
  RSA611920  Amaranthus retroflexus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  RSA0014962  Amaryllis belladonna Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11700 Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway on north side of the highway. 427 Comment
  CAS-BOT-BC13484  Amblyopappus pusillus Grant; Wheeler 1904-5-7 38 Los Angeles Glendora Comment
  SD41391  Amblyopappus pusillus Edith A. Purer 1932-4-23 Los Angeles El Segundo Comment
  RSA526074  Amblyopappus pusillus Steve Boyd, Peter Fritsch, Timothy S. Ross 1990-4-6 4173 Los Angeles San Clemente Island. East side of island, 0.2 mile S of U.S. Navy site called 'Jack'. 152 Comment
  RSA92192  Amblyopappus pusillus F. W. Peirson 1907-7-1 1393 Los Angeles Catalina Island. Comment
  POM277139  Ambrosia acanthicarpa E. S. Steele 1935-10-11 s.n. Los Angeles Glen Oaks Hills, Glendale Comment
  CATA205  Ambrosia chamissonis Mark L. Hoefs 1973-4-15 184 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  SDSU6285  Ambrosia chamissonis R. M. Beauchamp 1967-3-19 334 Los Angeles South of the west end of the main air field, Sherman Field, San Clemente Island. Comment
  RSA307082  Ambrosia psilostachya Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1924 Los Angeles Between Walnut and Covina, near State school. Comment
  RSA86818B  Amelanchier utahensis F. W. Peirson 1923-5-26 471 -B Los Angeles Rock Creek Divide 2012 Comment
Read comments
Sep 23 2014
  CAS-BOT-BC180639  Amorpha californica var. californica Tim Ross; Walter Appleby 1993-6-7 7367 Los Angeles NW side of Lupine Saddle, at the head of teh draw that drains NNW to Los Pinetos Spring, W end of the San Gabriel Mtns. 954 Comment
  RSA415280  Amorpha californica var. californica Samuel R. Tyson 1942-6-26 s.n. Los Angeles San Dimas Canyon. 488 Comment
  UC56230  Amsinckia eastwoodiae H. M. Hall Apr. 1903 3768 Los Angeles Playa Del Rey, near Los Angeles Playa Del Rey Comment
  CAS-BOT-BC26870  Amsinckia exserta Alice Eastwood 1906-5-27 56 Los Angeles country adjacent to Los Angeles. Garvanza Comment
  SBBG31250  Amsinckia intermedia R. F. Thorne 1966-4-7 35953 Los Angeles Cherry Valley 45 Comment
  SD69479  Amsinckia intermedia Robert F. Thorne 1966-4-6 35885 Los Angeles Santa Catalina Island,above Moonstone Cove 14 Comment
  UCR182683  Amsinckia intermedia R. G. Swinney 1998-4-13 5955 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA0079980  Amsinckia intermedia R. F. Thorne 1966-4-5 35854 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  UCR260085  Amsinckia tessellata Mitch Provance, Callen Huff 2009-4-29 10706 B Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile NE of Gorman; site PO1087 1390 Comment
  RSA783110  Anagallis J. D. Olmsted 1959-3-23 311 Los Angeles Foot of San Gabriel Mnts: San Antonio wash drainage area. Blanchard park on Pomona College campus, west of Greek theater 366 Comment
  RSA465152  Anagallis arvensis Robert M. Perkins 1936-4-27 s.n. Los Angeles Muholland drive. Comment
  UC1871257  Ancistrocarphus filagineus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5029 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  SEINET3127847  Andropogon barbinodis Unknown 1903-3-11 3110 Los Angeles Sepulveda cyn., Santa Monica Mnts. Comment
  CATA3458  Andropogon glomeratus var. scabriglumis Benjamin J. Dion, Stuart Olshevski 2017-7-17 039 Los Angeles Santa Catalina Island: Pacific Side; in drainage east of Palisades in Sage Canyon watershed 223 Comment
  LA33352  Andropogon glomeratus var. scabriglumis Peter H. Raven; 1959-10-25 14702 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  UCR146871  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1956-1 7271 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Upper Arroyo Seco near Ladybug Canyon, on north side Angeles Crest Highway Comment
  UCR257047  Androsace elongata subsp. acuta Mitch Provance 2010-5-4 0510- 44 Los Angeles Tehachapi Mtns., ridgeline overlooking Hwy I-5 about 1.3 miles ENE of Gorman 1390 Comment
  CATA753  Anemopsis californica Mark L. Hoefs 1991-5-22 1282 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  POM178027  Anemopsis californica Joseph A. Ewan 1931-5-16 4221 Los Angeles Dry Canyon near Calabasas. Comment
  CAS-BOT-BC400325  Anemopsis californica David B. Weissman 1971-6-16 75 Los Angeles Santa Catalina Island. Big Springs reservoir 289 Comment
  CAS-BOT-BC400327  Anemopsis californica B. W. Evermann 1915-6-7 s.n. Los Angeles Rancho La Brea Comment
  UCSB33715  Anemopsis californica Miller, Brian 1963-7-5 Los Angeles Hwy 399, one mile southeast of Gorman 1066 Comment
  SFV7502  Anisocoma acaulis M. H. Grayum, D. R. Perry, S. Merschel 1975-5-4 s. n. Los Angeles Mojave Desert Antelope Valley. Along Pearblossom Highway, west of Littlerock. 854 Comment
  RSA762127  Anthriscus caucalis Orlando Mistretta, Christine Mistretta 2008-5-16 3079 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 108 per TRTP Survey 2008), Van Tassel Motorway, Fish Canyon drainage 1100 Comment
  RSA683180  Antirrhinum coulterianum LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1101 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  RSA80187  Antirrhinum coulterianum F. W. Peirson 1919-2-12 188 Los Angeles Field near foot of Lukens Trail, San Gabriel Mountains. 610 Comment
  UC444961  Antirrhinum coulterianum Geo. B. Grant 1904-7-1 49 Los Angeles Covina Comment
  RSA14204  Antirrhinum coulterianum Carl B. Wolf 1926-03 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  IRVC26188  Antirrhinum multiflorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2927 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  POM354880  Antirrhinum nuttallianum subsp. subsessile Blanche Trask 3381 Los Angeles Avalon, Santa Catalina Island. Comment
  UC557799  Antirrhinum nuttallianum subsp. subsessile Nell Murbarger May 1936 181 Los Angeles mesa summit on w slope San Clemente Island Comment
  SBBG116979  Aphanes occidentalis S. A. Junak with K. Kirkland 2001-4-13 SCa 1424 Los Angeles just S of rd above Empire Landing 140 Comment
  CATA2992  Aphanisma blitoides Peter J. Dixon 2015-2-26 024 Los Angeles Santa Catalina Island: Pensioner's Flats watershed, .70 mile South of Little Harbor, .53 mile East of Sentinel Rock. Near drainage, halfway between coast and Middle Cyn. Rd. 88 Comment
  LA34302  Apiastrum angustifolium A. M. Johnson; 1934-11-16 4376 Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  UCR207701  Apiastrum angustifolium Justin M. Wood 2009-4-2 463 Los Angeles city of Claremont; Bernard Field Station, northwest corner of Mills Ave. and Foothill Blvd. 421 Comment
  UCR123270  Apium graveolens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25493 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley 300 Comment
  RSA730185  Apocynum androsaemifolium R. G. Swinney 1998-9-4 6904 Los Angeles Vincent Gap, off trail c. 350m SE of parking area at spring near canyon bottom 1988 Comment
  UCR189746  Aquilegia formosa R. G. Swinney 1998-7-10 6368 Los Angeles San Gabriel Mtns., confluence of Bear Gulch and Prairie Fork Canyon, south side of canyon along Prairie Fork stream 1488 Comment
  UCR210263  Aquilegia formosa R. G. Swinney 2008-8-14 9432 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  UCR178175  Arabidopsis thaliana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 729 Los Angeles Transverse Ranges: Verdugo Mountains, SW-trending ridge east of the Brand Canyon Cemetery and west of the land fill; lower part of Brand Park Motorway 307 Comment
  HSC101891  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin, Verdugo Mountains Region: South side, at end of Olive Avenue in Burbank. 366 Comment
  UCR190816  Arabis R. G. Swinney 1999-7-5 7506 Los Angeles San Gabriel Mtns., head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2323 Comment
  RSA0029416  Arabis John F. Emmel 1996-5-11 1397 Los Angeles Sierra Pelona, SSE of Bouquet Reservoir; along USFS Road 6N07, 1.2 road mi west of junction with USFS Road 6N08. 1402 Comment
  RSA210961  Arabis glabra var. glabra R. F. Thorne, James Henrickson 1963-5-5 32318 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  RSA0129312  Arabis gracilipes Seacord s.n. Los Angeles West Mojave Comment
  RSA482602  Arabis perennans F. R. Fosberg 1931-8-14 800 Los Angeles Pine flats, First Camp, N fork San Gabriel Canyon, San Gabriel Mts. 1500 Comment
  RSA250333  Arabis platysperma var. platysperma R. F. Thorne, Larry E. DeBuhr 1972-8-18 42255 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip 2407 Comment
  RSA725073  Arabis pulchra var. pulchra Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -95 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  RSA604372  Aralia californica L. C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains: Alder Gulch. 1584 Comment
  UCR150886  Arbutus menziesii Valerie Soza, LeRoy Gross 1999-7-15 630 Los Angeles Transverse Ranges; San Gabriel Mtns, Helispot off Mt Wilson Trail, 2.7 mi from trailhead in Sierra Madre 823 Comment
  RSA749649  Arceuthobium californicum R. G. Swinney 2001-9-15 8184 Los Angeles Little Jimmy Spring 2256 Comment
  SBBG119159  Arceuthobium divaricatum R. G. Swinney 1997-9-6 5864 Los Angeles Forest Service Rd 4N06 (Mescal Cyn), ca. 2.6 mi N of Big Pines Rd, ca. 10 mi W of FS Rd, ca. 75 m S of only point where stream crosses rd; T4N R8W 1585 Comment
  CATA1786  Arctostaphylos catalinae Benjamin E. Carter, John Clark 2012-8-9 6964 Los Angeles Santa Catalina Island: Bulrush Canyon, below Salta Verde turnoff 255 Comment
  RSA631303  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21992 Los Angeles Liebre Mountains, 3.5 km east of Bear Campground. 1675 Comment
  POM3282  Arctostaphylos glandulosa subsp. gabrielensis I. M. Johnston 1918-11-17 s.n. Los Angeles on Sunset Trail at point where trail goes off to Sunset Peak 1646 Comment
  RSA626772  Arctostaphylos glandulosa subsp. mollis T. S. Ross, W. Appleby 1993-5-19 7169 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  UC421663  Arctostaphylos glandulosa subsp. mollis John Thomas Howell 1928-2-18 3347 Los Angeles Arroyo Seco San Gabriel Mountains Comment
  CAS-BOT-BC39329  Arctostaphylos glauca Tim Ross; Steve Boyd 1993-5-23 7243 Los Angeles Liebre Mountains, Lower easterly ridge of Red Mt., on northerly to northeasterly slope ca 500-570 m 975 Comment
  LA42416  Arctostaphylos glauca O. A. Plunkett; 1926-4-3 sn Los Angeles Devil's Punch Bowl, Little Rock Comment
  RSA596849  Arctostaphylos glauca Steve Boyd, T. S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9128 Los Angeles Liebre Mountains region, along Old Ridge Route north of Templin Highway and northwest of the confluence of Castaic Creek and Fish Creek, ca 1000 ft southeast of transit station Hiway''. 950 Comment
  RSA631414  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15603 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631433  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15610 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631691  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20195 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA635111  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20414 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA635157  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20285 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 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
  RSA635252  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20643 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR129659  Arenaria douglasii F. R. Fosberg 1931-4-29 S- 04721 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UCR46134  Arenaria douglasii Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Hwy 2, west of Big Pines in vicinity of Dawson Saddle, at mile marker 56.54 2409 Comment
  SEINET10967896  Aristida divaricata G. B. Grant Grant 66 Los Angeles Altadena. Comment
  UC60829  Aristida ternipes var. hamulosa Dr. A. Davidson Los Angeles Pasadena Comment
  RSA6055  Artemisia californica C. B. Wolf 1932-10-3 4207 Los Angeles Santa Catalina Island: road to Renton Mine about 1 mile from junction with Wirgley Drive. 305 Comment
  SBBG118764  Artemisia californica F. R. Fosberg 1931-12-10 7157 Los Angeles Avalon, Public Utilities Cyn 50 Comment
  RSA127762  Artemisia douglasiana Peter H. Raven, Henry J. Thompson 1958-10-11 13745 Los Angeles Las Tunas Canyon at coast highway. (Lat; N. 34 degrees, Long. 118 to 119 degrees W.) 152 Comment
  RSA133742  Artemisia douglasiana Peter H. Raven 1959-3-8 13837 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway 30 Comment
  RSA754207  Artemisia douglasiana Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1785 Los Angeles San Gabriel River Watershed; at first road intersection beyond the ranger station near house site. 463 Comment
  UCR239951  Artemisia douglasiana R. G. Swinney 2009-11-16 11642 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
  CAS-BOT-BC90335  Artemisia douglasiana L. A. Greata 1900-9-10 s.n. Los Angeles River Bank, LA Comment
  CAS-BOT-BC93873  Artemisia dracunculus Ernest C. Twisselmann 1955-8-10 2350 Los Angeles San Emigdio Range - Castaic Valley, .5 mile north of Holland Summit 1219 Comment
  UC1870144  Artemisia dracunculus LeRoy Gross, Valerie Soza 2003-5-15 914 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon 366 Comment
  RSA151202  Artemisia nesiotica Peter H. Raven 1962-7-11 18006 Los Angeles upper end of first canyon south of Lemon Tank, San Clemente Island Comment
  UCR86530  Artemisia nesiotica T. S. Ross, E. Kellogg 1992-4-13 6147 Los Angeles San Clemente Island, NW part of the island 2 deg. terrace, ENE of Darter 50 Comment
  UC1190081  Artemisia tridentata H. J. Thompson 1951-1-1 1424 Los Angeles 1 mi e Newhall Ranch (along Highway #126, near where Castaic River joins the Santa Clara River); Castaic River 289 Comment
  UCR209613  Artemisia tridentata R. G. Swinney 2008-10-10 9577 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  CAS-BOT-BC97287  Artemisia tridentata subsp. parishii J. Ewan 1931-11-11 5296 Los Angeles Del Valle, Santa Clara River Valley Comment
  SBBG62479  Artemisia tridentata subsp. parishii Miss Weld 1931-11-15 Los Angeles Lancaster Comment
  CAS-BOT-BC97332  Artemisia tridentata subsp. tridentata Ernest Braunton 1903-10-1 907 Los Angeles Glendale to Burbank Comment
  SD251176  Artemisia tridentata subsp. vaseyana Jane Tirrell, Graham Bothwell 2012-9-14 LSO 173 Los Angeles Transverse Ranges: San Gabriel Mountains region: Soth side of California State Route 2 at turnout by Big Rock Creek drainage, ca. 1.5 mile west of Dawson Saddle. 2312 Comment
  UCR85801  Asclepias californica T. S. Ross, Steve Boyd 1991-7-24 5640 Los Angeles San Gabriel Mtns, Granite Mountain, NNE slope 1900 Comment
  RSA0104730  Asclepias eriocarpa Scott D. White, Pam De Vries 2004-5-18 10402 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
  SFV5213  Asclepias fascicularis W. Martin 1971-8-25 s. n. Los Angeles Santa Monica Mountains Tapia Park. Open, sunny area. 150 Comment
  POM209993  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles San Gabriel Mountains, South Fork Big Rock Creek. 1524 Comment
  SFV2804  Asclepias fascicularis L. Imamura 1958-8-5 s. n. Los Angeles San Fernando Valley Canoga Park, south of Van Owen Street and west of Independence Ave. 305 Comment
  RSA0104713  Asclepias vestita R. G. Swinney 1999-6-5 7248 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  LA94122  Aspidotis californica Lawrence L. Kiefer; 1966-4-10 1851 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho. 304 Comment
  SBBG31106  Aspidotis californica R. F. Thorne 1966-4-28 Los Angeles from mine shaft above upper end of Renton Mine Rd, Pebbly Beach Cyn 274 Comment
  RSA595582  Aster greatae Lauren Raz, Steve Boyd 1996-10-23 063 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  RSA608442  Aster greatae L. C. Wheeler 1932-9-30 1414 Los Angeles 1/4 mi. below falls, Fish Canyon, San Gabriel Mts. 335 Comment
  CATA3292  Astragalus didymocarpus var. didymocarpus Amy Catalano, Jen Dreizehn 2017-3-16 009 Los Angeles Santa Catalina Island: Top of knoll on west side of Airport Rd., 300 m by air southeast of KBRT building 415 Comment
  JEPS54602  Astragalus douglasii Frank W. Peirson 1919-5-10 397 Los Angeles Arrastre Canyon , Arrastre Canyon (San Gabriel Mts.) 975 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
  UCR205247  Astragalus douglasii R. G. Swinney 2005-8-15 8475 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, near headquarters 1463 Comment
  CAS-BOT-BC187069  Astragalus lentiginosus H. M. Hall 1899-6-1 s.n. Los Angeles Swarthout Canon [Canyon], San Antonio Mt. Comment
  SBBG12328  Astragalus miguelensis P. H. Raven 1962-7-10 17955 Los Angeles near ocean W of Wall 2 Comment
  UCR65193  Astragalus miguelensis P. A. Munz 1923-4-8 6606 Los Angeles Channel Islands, San Clemente Island, NW coast Comment
  POM24205  Astragalus trichopodus var. lonchus Ernest Braunton 1902-5-25 s.n Los Angeles Redondo. Comment
  RSA51387  Astragalus trichopodus var. lonchus L. S. Rose 1949-4-22 49107 Los Angeles U.S. highway 101, 5 miles E of Ventura Co. line. Comment
  JEPS54534  Astragalus trichopodus var. phoxus Frank W. Peirson 1920-3-28 2099 Los Angeles Tujunga San Gabriel Mts., Tujunga (San Gabriel Mts., on hillside at foot of canyon) 457 Comment
  OBI28019  Astragalus trichopodus var. phoxus David J. Keil, Dirk Walters 1977-4-30 12305 Los Angeles Ridge Rte, ca 4 mi S of jctn with los Angeles Co Rd N-2 1128 Comment
  CAS-BOT-BC200833  Astragalus trichopodus var. trichopodus I. M. Johnston 1918-5-19 1964 Los Angeles Hills south of Pomona 365 Comment
  UC850695  Atriplex argentea var. mohavensis F. R. Fosberg 1931-7-15 S 5423 Los Angeles isthmus Santa Catalina Island; isthmus Santa Catalina Island 3 Comment
  RSA213402  Atriplex californica M. B. Dunkle 1939-4-5 7275 Los Angeles San Clemente Island: China Point, Pyramid Cove. Comment
  RSA233611  Atriplex californica R. F. Thorne 1970-3-5 39370 Los Angeles Blue Cavern Point 3 Comment
  RSA4816  Atriplex californica James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Station #4 Comment
  UCR73413  Atriplex coulteri T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5168 Los Angeles San Clemente Island, 950 ft. WNW of Stone at the beginning of Stone Canyon drainage. 442 Comment
  UCR216374  Atriplex glauca Dan S. Cooper 2010-5-3 510- 42 Los Angeles South Coast, Portuguese Bend, Palos Verdes Peninsula 63 Comment
  UC527388  Atriplex nummularia Carl B. Wolf 1930-12-23 1821 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  RSA478293  Atriplex orbicularis Anstruther Davidson 1896-10 2943 Los Angeles San Pedro. Comment
  RSA188190  Atriplex pacifica R. F. Thorne, P. Everett 1965-6-24 35035 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon 45 Comment
  CATA1813  Atriplex prostrata Benjamin E. Carter 2012-8-23 7000 Los Angeles Santa Catalina Island: Two Harbors at top of Catalina Harbor 1 Comment
  POM279023  Atriplex rosea Grant D. Brown 1949-11-7 420 Los Angeles Jackson Lake, Big Pines-Valyermo Road 1981 Comment
  RSA572377  Atriplex semibaccata F. H. Elmore 1939-11-24 s.n. Los Angeles Northwest Harbor, San Clemente Island. Comment
Read comments
Feb 25 2014
  RSA594198  Atriplex semibaccata Steve Boyd, Lauren Raz 1996-10-14 9051 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  SBBG12202  Atriplex semibaccata P. H. Raven 1962-7-10 17948 Los Angeles near W shore of island W of Wall 2 Comment
  RSA422253  Atriplex serenana Anstruther Davidson 1900-07 2941 Los Angeles City streets, Los Angeles. Comment
  POM254665  Atriplex serenana F. W. Peirson 1923-10-7 4162 Los Angeles Santa Clara River at Aqueduct crossing. Comment
  SBBG105  Atriplex serenana var. serenana R. Hoffmann 1927-7-16 Los Angeles Chandler's Comment
  SEINET4136174  Atriplex serenana var. serenana Steve Boyd, L. Raz 1996-10-14 9036 Los Angeles Liebre Moutains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road.; 0 671 Comment
  IRVC28673  Atriplex suberecta A. C. Sanders, Mark Elvin 2002-6-18 25113 Los Angeles Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 328 Comment
  SD52990  Atriplex watsonii Peter H. Raven 1962-7-12 18019 Los Angeles San Clemente Island, east end of Northwest Harbor. 29 Comment
  SBBG109024  Atriplex watsonii S. A. Junak 1996-5-17 SCl 479 Los Angeles NE end of island, just E of intersection of Perimeter Rd and rd to Dolphin Bay, near SE end of airfield runways 60 Comment
  POM1164  Avena barbata C. F. Baker 1909-4-20 5281 Los Angeles Claremont. 365 Comment
  RSA199035  Avena barbata W. M. Gauntt 1966-3-31 121 Los Angeles 1 mile west of Cobal Canyon, north of Claremont. 427 Comment
  RSA659745  Avena barbata Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 65 Los Angeles San Clemente Island. Comment
  RSA715125  Avena barbata Daisie Huang 2006-3-9 60309 01 b Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  RSA748669  Avena barbata R. G. Swinney 2008-3-31 8589 Los Angeles Glendora Mountain summit 1003 Comment
  UCR178904  Avena barbata R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mtns., Glendora, north end of Big Dalton Dam near Big Dalton Canyon Rd. 518 Comment
  SBBG32137  Azolla filiculoides R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -223 Los Angeles lower Middle Ranch Cyn crk Comment
  UCR23357  Azolla filiculoides John C. Roos 1942-3-7 1009 Los Angeles San Gabriel Mtns., Big Tujunga Canyon 457 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
  RSA628579  Baccharis emoryi Louis C. Wheeler 1967-7-23 10173 Los Angeles San Gabriel Mountains: Mojave Desert Slope; pond 1/2 mi. west from Barrel Springs, San Andreas Rift Zone. Comment
  CATA1765  Baccharis glutinosa Benjamin E. Carter, John Clark & Elizabeth Baniaga 2012-7-24 6898 Los Angeles Santa Catalina Island: Toyon Bay. Upper border of developed area with buildings. Grassy understory dominated by Piptatherum milliaceum 24 Comment
  CAS-BOT-BC99408  Baccharis pilularis Timothy S. Ross; Steve Boyd 1994-7-7 8167 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding 1018 Comment
  RSA596206  Baccharis pilularis Lauren Raz, Steve Boyd 1996-10-23 017 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA599026  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Head of Reynier Canyon off Sand Canyon 595 Comment
  CAS-BOT-BC98167  Baccharis salicifolia H. F. Copeland 1927-12-30 1115 Los Angeles Near Azusa Comment
  UCR186594  Baccharis salicifolia T. B. Salvato, Sarah Flack 2007-8-8 3039 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR65258  Baccharis salicina F. R. Fosberg 1931-12-10 07153 Los Angeles Channel Islands, Pebble [Pebbly] Beach, Santa Catalina Island 5 Comment
  UCD129494  Bahiopsis laciniata A. C. Sanders 2003-3-14 25754 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel. 520 Comment
  RSA788770  Berberis nevinii Mark Elvin, M. Wall 1997-3-5 362 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 50 m off road. Sandy alluvial wash. 534 Comment
  UCR205626  Berberis nevinii A. C. Sanders, T. B. Salvato 2009-5-21 36892 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  RSA0048531  Berberis thunbergii var. atropurpurea Jack Pepper 1953-5-22 s.n. Los Angeles Woodland Hills. Comment
  CDA2993  Beta vulgaris T. C. Fuller 1981-4-1 20349 Los Angeles Ballona Marsh, 200 meters north of 431 East Culver Blvd., Playa del Rey 0 Comment
  CAS-BOT-BC101987  Bidens pilosa P. A. Munz 1918-5-19 2260 Los Angeles Claremont Comment
  UC447140  Bidens pilosa J. Ewan 1931-5-11 4187 Los Angeles Los Angeles, Ocean View Street Comment
  UCD129558  Bidens pilosa Collector Unknown 1923-3-18 305 Los Angeles Eaton Canyon. Comment
  CAS-BOT-BC482055  Bloomeria crocea var. crocea Timothy S. Ross 1992-5-24 6412 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam); Rancho Santa Ana Botanic Garden, San Gabriel Mountains 475 Comment
  CAS-BOT-BC482057  Bloomeria crocea var. crocea Cecil Hart 1930-5-20 s.n. Los Angeles Montebello Comment
  POM183611  Bloomeria crocea var. crocea Joseph A. Ewan 1929-5-25 3496 Los Angeles Ridge above Providencio Rancho. Comment
  CAS-BOT-BC482079  Bloomeria crocea var. montana W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Pine Canyon west of Lake Hughes; found on an east facing slope of Sawmill Mountain on a dirt road 1/2 mile from base beside a road cit in an area 10 feet radius above road. 1066 Comment
  RSA679923  Boechera arcuata LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 932 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  UCR223826  Boechera pulchra R. G. Swinney 2009-6-17 11198 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-BC25679  Boechera sparsiflora I. M. Johnston 1918-5-12 1952 Los Angeles San Antonio Mountains. Upper San Antonio Canyon. 1524 Comment
  UCR205190  Boechera xylopoda R. G. Swinney 2008-5-2 8731 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  CAS-BOT-BC30962  Bolboschoenus maritimus George B. Grant 1912-6-20 s.n. Los Angeles Redondo Comment
  SBBG37081  Bolboschoenus maritimus subsp. paludosus unknown -Aug-1893 Los Angeles Redondo Beach Comment
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Dec 11 2009
  RSA599118  Bothriochloa barbinodis V. W. Steinmann 1996-3-30 818 Los Angeles Pomona, Elephant Hill. 300 Comment
  SD252266  Bowlesia incana Steven A. Junak 1999-5-20 Sca 945 Los Angeles Santa Catalina Island: just S of Cottonwood-Black Jack Road. 305 Comment
  UCR256620  Boykinia rotundifolia Anuja Parikh, Nathan Gale 2011-7-15 3560 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.5 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  POM306648  Boykinia rotundifolia H. J. Ramsey, Henry J. Ramsey 1937-9-2 1507 Los Angeles Johnny Glen, Angeles Crest Highway. Comment
  RSA637504  Brachypodium distachyon Valerie L. Soza, LeRoy Gross 1999-5-10 449 -B Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  RSA609972  Brassica napus L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles: NW corner of Pico & Figueroa streets. Comment
  RSA0066350  Brassica nigra R. G. Swinney 2008-4-16 8670 Los Angeles San Dimas, Spring Canyon. 341 Comment
  CATA2046  Brassica nigra Steven A. Junak, Mark Hoefs 1998-6-12 723 Los Angeles Santa Catalina Island: W side of Catalina Harbor, near N end of harbor 15 Comment
  LA25915  Brassica nigra Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  RSA66080  Brassica rapa F. W. Peirson 1919-1-26 306 Los Angeles Hills east of Rubio Canyon 548 Comment
  SBBG17796  Brassica rapa P. H. Raven 1962-5-8 17618 Los Angeles barracks area, Wilson Cove 91 Comment
  UCR167522  Brassica rapa Scott D. White, Brian Leatherman 2005-3-18 10799 Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  UCR23555  Brassica rapa John C. Roos 1941-2-17 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  SEINET10626312 Image available Brassica rapa Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2576 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  CAS-BOT-BC100410  Brickellia californica Joseph Andorfer Ewan 1936-8-2 9911 Los Angeles Mescal Creek, San Gabriel Mts. 1615 Comment
  CAS-BOT-BC100414  Brickellia californica LeRoy Abrams 1904-9-2 4173 Los Angeles Elysian Park, Los Angeles Comment
  CAS-BOT-BC100418  Brickellia californica F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  LA91512  Brickellia californica Bruce Douglas Clayton; Greg Clayton 1972-5-11 112 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, S side of Castle 548 Comment
  RSA653462  Brickellia nevinii Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 757 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 487 Comment
  LA22002  Brodiaea jolonensis Martha Hilend; 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SFV19101  Brodiaea terrestris subsp. kernensis P. Saadat 1999-5-16 25 Los Angeles San Fernando Valley Big Tujunga Wash. West of Westcott Ave. and south of Grove St. 390 Comment
  UCR180364  Bromus arenarius Scott D. White, Pam Devries 2006-5-9 11403 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  LA14241  Bromus arizonicus Marjorie Bowler; 1931-11-11 Los Angeles Ditch below National Blvd Comment
  UCSB68609  Bromus arizonicus Gross, LeRoy 2002-4-13 Los Angeles Verdugo Mtns; at intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest (T2N R14W S36 NW1/4 of NW1/4) 579 Comment
  RSA385311  Bromus carinatus Anstruther Davidson 1895-5-3 s.n. Los Angeles Gorman Hills, Antelope Valley. Comment
  UCR179729  Bromus carinatus R. G. Swinney, Dave Larson 1996-7-17 5141 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  POM113897  Bromus carinatus H. E. Hasse 1890-05 s.n. Los Angeles [No further locality information] Comment
  RSA311353  Bromus carinatus var. carinatus R. F. Thorne 1969-7-2 38211 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA679208  Bromus carinatus var. carinatus Michael Denslow, LeRoy Gross 2003-5-12 1146 Los Angeles West Fork of San Gabriel River, along Rincon Red Box Road (2N24.1) at lower end of hair pin turn. 1037 Comment
  RSA707811  Bromus carinatus var. carinatus Naomi Fraga, Paul Morton 2004-5-18 1183 Los Angeles On ridgeline of Mount Hillyer, near summit. 1860 Comment
  RSA736231  Bromus carinatus var. carinatus Scott D. White, Justin M. Wood 2008-5-8 11944 Los Angeles SCE powerline corridor, E of Fullerton Rd. and S of Pathfinder, above Rowland Heights. 213 Comment
  SEINET13386993 Image available Bromus carinatus var. carinatus R. G. Swinney 2011-1 15226 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail (Crystal Lake 7.5' Q.) (T3N R9W) 1567 Comment
  RSA601618  Bromus catharticus L. C. Wheeler 1967-5-13 9494 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  RSA779873  Bromus catharticus R. G. Swinney 2009-4-13 10314 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  LA105338  Bromus diandrus Barry A. Prigge; 1989-4-23 8412 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  RSA12271  Bromus diandrus C. B. Wolf 1934-4-11 5645 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  RSA533415  Bromus diandrus Timothy S. Ross 1991-4-21 4524 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon drainage, vicinity of old water tank. 220 Comment
  RSA670950  Bromus diandrus Joseph M. Keefe 2001-3-13 31080 Los Angeles North across street from 774 Tipton Terrace, 0.3 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042, North: 34 deg 07' 42.4'' West: 118 deg 11' 30.9''. 262 Comment
  UCR271815  Bromus hordeaceus R. G. Swinney 2010-5-7 12597 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  UCR273372  Bromus hordeaceus R. G. Swinney 2011-5-10 14632 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
  RSA127909  Bromus madritensis P. H. Raven, H. J. Thompson 1959-5-5 14107 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  CHSC99442  Bromus madritensis subsp. rubens LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 698 a Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 823 Comment
  HSC9312  Bromus madritensis subsp. rubens C. S. Apperson 1967-6-22 Los Angeles Newhall Ranger Station. Comment
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Aug 7 2014
  UC185562  Bromus madritensis subsp. rubens T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  UCD59295  Bromus pseudolaevipes Robert F. Thorne 1966-6-1 36453 Los Angeles Santa Catalina Island. Along Pebbly Beach Drive SE of Avalon. 7 Comment
  CAS-BOT-BC161860  Bromus rubens Le Roy Abrams 1901-4-1 1207 Los Angeles Ballina Habor. Comment
  CAS-BOT-BC161864  Bromus rubens Timothy S. Ross; Victor W. Steinmann 1995-5-8 8556 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley. 1182 Comment
  RSA0119657  Bromus rubens R. G. Swinney 2014-4-30 16283 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
  RSA11048  Bromus rubens C. B. Wolf 1928-3-29 1546 Los Angeles Foothills at south side of Antelope Valley. 2 miles south of Neenach. 1067 Comment
  CAS-BOT-BC161402  Bromus tectorum Saichi Kawahara 1968-4-9 136 Los Angeles Wilson Drive north of observatory, 4 miles east of junction with Mount Wilson Road. 1310 Comment
  UCR152886  Bromus tectorum A. C. Sanders, Helen Kennedy 2005-4-13 29438 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  LA94734  Buddleja davidii J. Feldman; 1959-6-15 sn Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek Comment
  LA201801  Cakile maritima Arthur C. Gibson; 2003-6-11 4884 Los Angeles 4 Comment
  RSA653839  Calandrinia breweri Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 770 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  RSA65435  Calandrinia breweri F. W. Peirson 1919-5-27 357 Los Angeles Hills west of lower Arroyo Seco, Pasadena 426 Comment
  LA91495  Calandrinia ciliata Bruce Douglas Clayton; Greg Shaw 1972-4-15 96 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, upper canyon entrance. 585 Comment
  RSA533486  Calandrinia ciliata Timothy S. Ross 1991-3-9 4181 Los Angeles Whittier Hills (Puente Hills, pro parte): SE side of ridgetop knoll, head of Oak Canyon 369 Comment
  POM784  Calandrinia ciliata Caroline S. Weinland s.n. Los Angeles Claremont. 366 Comment
  RSA466551  Calandrinia ciliata H. L. Bauer 1932-01 s.n. Los Angeles Santa Monica Mountains, near Topanga. 671 Comment
  UC1215145  Calandrinia ciliata Peter H. Raven 1962-4-10 17198 Los Angeles n-facing clayey slopes <of> Thirst; San Clemente Island 579 Comment
  RSA533954  Calandrinia maritima Timothy S. Ross, Orlando Mistetta, Mike Hammitt 1991-5-18 5211 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  SBBG119982  California macrophylla A. C. Sanders 2003-4-29 26152 Los Angeles NE of filtration plant, N of Charlie Cyn, 1.2 air mi E of Lake Hughes Rd, Castaic Mesa, Newhall Ranch 488 Comment
  LA6442  Calocedrus decurrens Carl Epling; October 1926 sn Los Angeles San Gabriel Mountains, Manker Flats [near Mt Baldy] Comment
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Nov 6 2014
  CAS-BOT-BC132264  Calochortus catalinae Ernest Braunton 1902-5-5 268 Los Angeles Glendora Comment
  CAS-BOT-BC132268  Calochortus catalinae Marion Ownbey; Ruth P. Ownbey 1938-6-27 1667 Los Angeles At mouth of Los Alisos Canyon, Santa Monica Mountains Comment
  SEINET8196104  Calochortus catalinae R. Linka 1950-4-9 30 Los Angeles Benedict Canyon. Comment
  UCR153333  Calochortus clavatus A. C. Sanders, T. B. Salvato 2005-4-26 29720 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  UCR155140  Calochortus clavatus A. C. Sanders 2005-5-5 29943 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  RSA377339  Calochortus clavatus var. clavatus Anstruther Davidson 1892-05 s.n. Los Angeles Laurel Canyon [Santa Monica Mountains] [Angeles National Forest, JSA 8/30/12] Comment
  UCR223104  Calochortus kennedyi var. kennedyi R. G. Swinney 2009-5-12 10734 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  UCR194163  Calochortus plummerae R. G. Swinney 1998-8-13 6732 Los Angeles San Gabriel Mtns., Iron Mountain ridge, 0.5 mi. south of Iron Mtn. summit, 100 m north of a Coulter pine grove 2262 Comment
  UCR155134  Calochortus venustus A. C. Sanders 2005-5-5 29950 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  SD90391  Calycoseris parryi Robert F. Thorne 1973-5-11 43478 Los Angeles San Gabriel Mountains; 1/4-1/2 miles north of Bob's Gap; north slope of Holcomb Ridge. 1160 Comment
  UCR272946  Calyptridium monospermum R. G. Swinney 2011-8-5 15604 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA0008260  Calystegia felix Anstruther Davidson 1899-1 2144 Los Angeles Near University Station. Comment
  SBBG58100  Calystegia macrostegia R. Hoffmann 1927-6-14 Los Angeles Neenach Comment
  UCR131528  Calystegia macrostegia Steve Heyn 2001-4-24 01 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, west slope of Crenshaw Canyon just south of Palos Verdes Drive North 30 Comment
  RSA572379  Calystegia macrostegia subsp. amplissima F. H. Elmore 1939-11-26 s.n. Los Angeles Northwest Harbor of San Clemente Island. Comment
  SBBG17878  Calystegia macrostegia subsp. amplissima P. H. Raven 1962-4-9 17143 Los Angeles near barracks, Wilson Cove 60 Comment
  UC1594401  Calystegia macrostegia subsp. amplissima Tim Ross 1992-4-14 6178 Los Angeles central e side San Clemente Island (stabilized rocky slop ca 230m distant from where Nanny Canyon drainage meets sea); central e side San Clemente Island, <nr> Nanny Canyon 74 Comment
  RSA710603  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20006 Los Angeles San Gabriel Mountains, Mt. Baldy Road above Claremont 800 Comment
  LA50079  Calystegia macrostegia subsp. cyclostegia Goerge R Smart; 1952-6-29 14 Los Angeles Santa Monica Mountains, Latigo Canyon, W slope of canyon on road cut at E side of road 304 Comment
  OBI35684  Calystegia macrostegia subsp. cyclostegia Rebecca Cicoria 1982-4-25 40 Los Angeles Palos Verdes Peninsula: Lower Sepulveda Canyon, along Sis' Trl, rolling hills Comment
  POM66004  Calystegia macrostegia subsp. intermedia L. R. Abrams 1903-3-8 3106 Los Angeles Hills near Inglewood Comment
  RSA609381  Calystegia macrostegia subsp. intermedia L. C. Wheeler 1930-5-17 s.n. Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA71100  Calystegia macrostegia subsp. intermedia F. W. Peirson 892 Los Angeles Santa Monica Canyon, Santa Monica Mts. Comment
  UC1178601  Calystegia occidentalis subsp. fulcrata Peter Kamb 1947-6-1 556 Los Angeles Angeles Crest Highwy 1 mi below Red Box Gap (San Gabriel Mountains); , below Red Box Gap 1341 Comment
  RSA702966  Calystegia peirsonii Scott D. White, Pam DeVries 2004-5-18 10443 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
  UCR259922  Camissonia R. G. Swinney 2010-3-18 11977 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  POM305882  Camissonia bistorta Henry J. Ramsey, Henry J. Ramsey 1937-5-16 1138 Los Angeles Altadena, North Craig Avenue. 396 Comment
  RSA249920  Camissonia bistorta Joseph A. Ewan 1933-6-29 10812 Los Angeles Playa Del Rey, Ballona Marshes Comment
  SEINET4680861  Camissonia bistorta K. Dobry 1976-5-31 84 Los Angeles Sherman Oaks.; 0 168 Comment
  UCR48583  Camissonia californica Steve Morgan 1974-5-2 100 Los Angeles Western Transverse Range; Santa Monica Mtns., Entrance to Tapia Park off Las Virgines Road 198 Comment
  UCR88511  Camissonia californica Scott D. White, Chet McGaugh 1995-5-9 3026 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  CHSC95542  Camissonia campestris subsp. campestris LeRoy Gross 2005-4-28 2134 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  RSA586990  Camissonia campestris subsp. campestris Orlando Mistretta 1992-5-8 306 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  UCR270048  Camissonia campestris subsp. campestris R. G. Swinney 2011-4-20 14432 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  POM3350  Camissonia cheiranthifolia subsp. suffruticosa D. L. Crawford, Hiatt 1916-3-29 s.n. Los Angeles Along beach, Santa Monica Comment
  RSA454024  Camissonia cheiranthifolia subsp. suffruticosa Tom Burch 1940-2-22 s.n. Los Angeles Redondo Beach. Comment
  RSA454042  Camissonia cheiranthifolia subsp. suffruticosa Mildred R. Solomen 1931-07 s.n. Los Angeles Griffith Park, L.A. Comment
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May 8 2010
  RSA135205  Camissonia claviformis subsp. claviformis P. A. Munz 1957-5-15 22579 Los Angeles 14 miles east of Lancaster, Mojave Desert. Comment
  RSA654864  Camissonia hirtella A. C. Sanders, D. Malueg 1998-6-24 22069 Los Angeles San Gabriel Mnts.: E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Canyon Road, ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  UCR191738  Camissonia hirtella A. C. Sanders 2008-4-23 35097 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR217135  Camissonia hirtella R. G. Swinney 2009-3-20 10139 Los Angeles San Gabriel Mtns. Foothills, Azusa/Irwindale, mouth of San Gabriel River Canyon, 100-400 m north of I-210 Fwy, 300 m east of the river channel 177 Comment
  RSA186754  Camissonia hirtella Peter H. Raven 1962-5-1 17506 Los Angeles Mulholland Highway 2.6 miles east of Seminole Hot Springs, Santa Monica Mts. 549 Comment
  RSA516960  Camissonia hirtella Jeri Hirshberg, T. Glenn 1990-5-20 s.n. Los Angeles Angeles National Forest, near Agua Dulce. 1220 Comment
  UCR252549  Camissonia micrantha R. G. Swinney 2010-3-11 11869 Los Angeles San Gabriel Mountains/Verdugo Mountains, flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash 348 Comment
  RSA756273  Camissonia pallida Michael Honer, Crissy Slaughter, Julie Love 2009-4-30 3297 Los Angeles Antelope valley; Along 170th Street West, appx. 1.5 mi. N of Highway 138. 805 Comment
  UCR170320  Camissonia pallida 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
  RSA590916  Camissonia pallida subsp. pallida Orlando Mistretta 1994-4-12 1006 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1006 Comment
  RSA587155  Camissonia pallida subsp. pallida Orlando Mistretta 1995-4-28 1652 K Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  SFV15349  Camissoniopsis confusa J. C. Dittes, D. Stolp 1990-4-1 67 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  SD92003  Camissoniopsis guadalupensis subsp. clementina R. M. Beauchamp, T. Oberbabauer 1975-8-25 22700 Los Angeles San Clemente Island; at west edge of sandy flat, northwest end of island. 4 Comment
  JEPS31771  Camissoniopsis ignota Frank W. Peirson 1919-3-30 414 Los Angeles Tujunga Canyon San Gabriel Mountains 457 Comment
  OBI69332  Camissoniopsis intermedia John Knapp, Denise Knapp 2003-5-10 60 Los Angeles Catalina Island 396 Comment
  LA26076  Camissoniopsis lewisii H. Lewis; 1953-4-10 sn Los Angeles Point Dume Comment
  SBBG78752  Camissoniopsis micrantha F. R. Fosberg 1931-3-20 4315 Los Angeles mouth of Hamilton Cyn 2 Comment
  UCR270503  Camissoniopsis pallida R. G. Swinney 2011-5-26 14852 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
  SDSU3395  Camissoniopsis pallida subsp. pallida H. Wedberg 1958-4-11 250 Los Angeles At Epling's Linanthus locality, north of Pearblossom. Comment
  PASA445  Canbya candida Frank W. Peirson 1926-4-26 Los Angeles 6 miles west of Rock Creek (old road). Mohave desert Comment
  RSA599203  Capsella bursa-pastoris L. C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 701 Comment
  RSA600193  Capsella bursa-pastoris Steve Boyd, Lauren Raz 1997-5-29 9907 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  SEINET10851796  Capsicum annuum Heidi H. Schmidt 1999-1 Los Angeles Comment
  RSA723070  Carduus pycnocephalus LeRoy Gross 2007-5-16 2738 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  RSA0082601  Carex R. G. Swinney 2010-8-30 13619 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
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Sep 12 2018
  UCR141864  Carex R. G. Swinney 1997-9-6 5862 Los Angeles San Gabriel Mountains, Mescal Picnic Park [= Mescal Campground], along boardwalk about 50 m N of Big Pines Highway 1866 Comment
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Sep 12 2018
  UCR182647  Carex R. G. Swinney 1997-7-23 5731 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
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Sep 12 2018
  RSA509590  Carex alma L. C. Wheeler 1966-9-21 8912 Los Angeles San Gabriel Mountains. Vicinity of Lily Spring, northwest slope of Mt. Hawkins. 2468 Comment
  SEINET6053110  Carex alma Unknown 1946-5-19 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA641643  Carex athrostachya L. C. Wheeler 1967-9-3 10622 Los Angeles San Gabriel Mountains: 0.2 mile northeast Twin B.M. summit Mount Waterman 2362 Comment
  SD90320  Carex heteroneura R. F. Thorne, M. Z. Thorne 1969-7-10 38366 Los Angeles San Gabriel Mountains; Angeles National Forest; bottom of cold, snow-melt gully, northwest facing slope near Lodgepole Picnic Ground; ca. 1.5 miles southeast of Dawson Saddle along Angeles Crest Highway. 2316 Comment
  UCR238620  Carex multicaulis Anuja Parikh, Nathan Gale 2010-6-17 3320 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 0.2 km north of State Hwy 2 (Angeles Crest Hwy), 0.4 km northeast of its intersection with Upper Big Tujunga Canyon Road, under powerlines 1360 Comment
  CAS-BOT-BC119736  Carex nebrascensis Grace Cole Fleischman 1948-8-8 s.n. Los Angeles 1996 Monte Vista St. Pasadena. Comment
  RSA717350  Carex praegracilis Scott D. White, Pam DeVries 2006-5-9 11417 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  CAS-BOT-BC117927  Carex schottii Louis C. Wheeler 1936-6-21 4169 Los Angeles W. Fk. Palmer Canyon, San Gabriel Mts. Comment
  RSA577698  Carex schottii L. C. Wheeler 1933-5-12 1722 Los Angeles Puddingstone Canyon, San Jose Hills. 244 Comment
  SEINET11632828  Carex schottii I. W. Clokey 1930-1 4613 Los Angeles S end of Boquet Canyon 450 Comment
  POM9056  Carex senta Phillip A. Munz, R. D. Harwood 1920-3-13 3325 Los Angeles San Jose Hills, Ganesha Park. 305 Comment
  CAS-BOT-BC117783  Carex specifica George B. Grant 1906-6-15 6692 Los Angeles Mt. Wilson. 1828 Comment
  RSA656780  Carex spissa Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 712 Los Angeles North side: Northeastern side of La Tuna Canyon, north of 210 freeway, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park., Area burned in August 1999. Near 34 deg 14 16.5N, 118 deg 17 23.5W. 549 Comment
  SEINET11942212  Carpobrotus chilensis J. F. Bright, Wyman, C. 1931-1 5585 Los Angeles Manhattan Beach Comment
  RSA188320  Castilleja affinis Robert F. Thorne, Percy C. Everett 1965-6-22 34912 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  SEINET12288576  Castilleja affinis I. W. Clokey, Templeton, B. 1929-1 4427 Los Angeles Mandeville Canyon, Santa Monica Mountains 425 Comment
  POM7656  Castilleja affinis subsp. affinis C. F. Baker 1904-5-12 4232 Los Angeles Hills near Claremont. Comment
  RSA593597  Castilleja applegatei subsp. martinii Steve D. Boyd, Orlando Mistretta 1996-5-23 8828 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SBBG118485  Castilleja applegatei subsp. martinii O. Mistretta 1995-6-23 1836 Los Angeles Lookout Mtn Trail 1920 Comment
  RSA448680  Castilleja applegatei subsp. martinii George R. Johnston 1930-9-14 14628 Los Angeles Edison Road above Dark Canyon. 762 Comment
  SBBG53203  Castilleja exserta S. A. Junak 1978-4-15 SCa 29 Los Angeles just W of Chester grave site on N side of Cherry Cove Comment
  SFV3410  Castilleja exserta H. L. Bauer 1941-4-20 635 Los Angeles El Segundo. Sand dunes. 30 Comment
  UCR178796  Castilleja exserta R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mtns., north of Glendora, 200 yds. south of Glendora Mtn Rd. on firebreak on west boundary of Glendora Wilderness Park, east of Colby Fire Rd. 473 Comment
  UCSB46608  Castilleja exserta subsp. exserta Welton, Patti 1983-3-28 Los Angeles 2.2 miles north of Malibu Canyon Road; on southwest side of Mulholland Hwy 472 Comment
  POM184712  Castilleja foliolosa Joseph A. Ewan 1932-5-29 7192 Los Angeles Lower Arrastre Canyon, San Gabriel Mountains 915 Comment
  RSA589225  Castilleja foliolosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2920 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
  RSA82280  Castilleja foliolosa F. W. Peirson 1919-5-10 430 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains. 915 Comment
  RSA166499  Castilleja foliolosa W. G. Webb 1935-4-1 s.n. Los Angeles Near Newhall. Comment
  RSA586685  Castilleja foliolosa Orlando Mistretta, Mark A. Elvin 1995-5-10 1700 A Los Angeles Bare Mountain Canyon 1463 Comment
  CAS-BOT-BC243784  Castilleja gleasoni Rimo Bacigalupi 1953-6-15 4204 Los Angeles On slopes just below summit of Mt. Gleason, 16.0 miles east of beginning of Mendenhall Ridge Forest Service Road, Angeles National Forest 2103 Comment
  JEPS89142  Castilleja gleasoni Hiller and Derby 1982-6-4 Los Angeles e of Bee Tree N. Trail, Chilao Flats; Chilao Flats Comment
  JEPS77654  Castilleja grisea Peter H. Raven 1962-5-10 17735 Los Angeles walls of deep canyon due n of Boulder San Clemente Island 274 Comment
  RSA567312  Castilleja martinii var. martinii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3990 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  LA99295  Castilleja minor subsp. spiralis Peter H. Raven; Henry J. Thompson 1960-7-17 15558 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, along Malibu Creek 2 mi. above ocean. 45 Comment
  RSA594562  Castilleja minor subsp. spiralis Louis C. Wheeler 1967-7-30 10272 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground. 1006 Comment
  RSA776561  Castilleja minor subsp. spiralis Orlando Mistretta, Christine Mistretta 2010-6-15 5307 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  UCR209634  Castilleja minor subsp. spiralis R. G. Swinney 2008-10-10 9546 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  PASA991  Castilleja plagiotoma Frank W. Peirson 1921-7-3 Los Angeles Blue Ridge, San Gabriel Mts. 2285 Comment
  SBBG66952  Castilleja subinclusa subsp. subinclusa R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  CAS-BOT-BC195571  Catapodium rigidum Peter H. Raven 1962-5-22 17826 Los Angeles Santa Catalina Island: near mouth of Cherry Canyon 60 Comment
  SD197723  Caulanthus amplexicaulis R. G. Swinney 2008-5-5 8756 Los Angeles San Gabriel Mountains; Big Rock Creek at Paradise Springs. 1000 Comment
  RSA153462  Caulanthus amplexicaulis var. amplexicaulis Wesley O. Griesel 1962-5-28 s.n. Los Angeles Angeles Forest Hwy, between Mill Creek Summit and Tunnel 1371 Comment
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Nov 19 2015
  SBBG72109  Caulanthus amplexicaulis var. amplexicaulis R. Hoffmann 1927-6-14 Los Angeles Cottonwood Springs [Pine Cyn] Comment
  RSA0034574  Caulanthus cooperi B. C. Templeton, I. W. Clokey 1930-4-8 1035 Los Angeles West of Lancaster. 305 Comment
  CAS-BOT-BC40212  Caulanthus lasiophyllus Peter H. Raven 1962-3-27 16994 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east of Portugese Bend. Comment
  SBBG47543  Caulanthus lasiophyllus M. B. Dunkle 1929-4-7 2084 Los Angeles White's Landing Comment
  UC455459  Ceanothus arboreus I. J. Condit 1909-6-29 Los Angeles Catalina Island Comment
  UCR124414  Ceanothus cordulatus B. C. Templeton 1932-5-31 4847 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CAS-BOT-BC48723  Ceanothus crassifolius Alice Eastwood 1919-6-20 9042 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC48758  Ceanothus crassifolius John Thomas Howell 1928-2-9 3325 Los Angeles on Trail between Sierra Madre and Santa Anita Canyon, San Gabriel Mts. Comment
  POM280818  Ceanothus crassifolius Henry J. Ramsey, Henry J. Ramsey 1937-3-27 s.n. Los Angeles Pacoima Canyon. Comment
  RSA306185  Ceanothus crassifolius Fay A. MacFadden 1933-3-27 s.n. Los Angeles La Tuna Canyon, Verdugo Mountains Comment
  RSA748667  Ceanothus crassifolius R. G. Swinney 2008-3-31 8592 Los Angeles Glendora Mountain summit 1003 Comment
  RSA599482  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-26 9346 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA0028428  Ceanothus cyaneus Peter Gail 1961-5-27 s.n. Los Angeles Mt. Wilson Rd., 3 miles S. of Hotel. Comment
  RSA524622  Ceanothus greggii var. vestitus Tim S. Ross, S. D. Boyd 1990-5-17 2591 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA654200  Ceanothus integerrimus Kelly Middleton, David Middleton 1988-5-8 2 Los Angeles Glendora Ridge Road, 4.4 miles west of Mt Baldy Road intersection. 1220 Comment
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Jun 2 2014
  POM293091  Ceanothus leucodermis Lyman Benson 1946-4-10 12009 Los Angeles Claremont. 351 Comment
  UC1070855  Ceanothus leucodermis H. A. Jensen 1933-5-18 299 Los Angeles Arrastre Canyon Tujuga quad., Angeles National Forest 1280 Comment
  UCR256459  Ceanothus leucodermis R. G. Swinney 2010-9-9 13778 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
  POM305749  Ceanothus leucodermis Henry J. Ramsey, Henry J. Ramsey 1937-6-27 944 Los Angeles Pine Canyon, north of Pacoima Reservoir, Angeles National Forest. Comment
  JEPS98621  Ceanothus megacarpus Dean Kelch 1993-6-1 Los Angeles Glendale Hills Glendale 120 Comment
  UCD170933  Ceanothus oliganthus var. sorediatus R. G. Swinney 2009-3-16 10117 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39. 227 Comment
  CDA9426  Ceanothus spinosus D. G. Kelch 1991-3-24 1340 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  LA25934  Ceanothus spinosus Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  RSA398944  Ceanothus spinosus Ora M. Clark 1928-12-2 1318 Los Angeles N.E. Hollywood Comment
  SEINET3464285  Ceanothus thyrsiflorus Unknown 1939-7-19 1468 Los Angeles Los Angeles, Los Angeles, College grounds Comment
  SEINET10530516  Cedrus deodara David B. Dunn 1957-8-20 Dunn 12655 -B Los Angeles Los Angeles. Cultivated introduced plants from various places. Street trees or yard trees. In Highland Park. Cedrus 50-70 ft tall. Comment
  RSA719635  Celtis australis R. G. Swinney 1997-9-27 5877 Los Angeles Live Oak Canyon, c. 1.6 mi. N of Baseline Rd., 0.8 mi. due N of Live Oak Canyon Dam. 488 Comment
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Jun 27 2008
  UCR150928  Centaurea melitensis Valerie Soza, LeRoy Gross 1999-5-10 453 Los Angeles San Gabriel Mountains, Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 378 Comment
  RSA592235  Centaurea melitensis L. C. Wheeler 1967-4-30 9243 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UCR204056  Centaurium exaltatum R. G. Swinney 2005-7-8 8278 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  UCR61050  Centaurium venustum R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Morgan Canyon Debris Basin 366 Comment
  POM307818  Centaurium venustum Henry J. Ramsey 1938-6-11 2742 Los Angeles Eaton Canyon Park, Altadena. Comment
  CAS-BOT-BC179821  Centrostegia thurberi Frank W. Peirson 1919-5-10 28 Los Angeles Arraster Creek, San Gabirel Mts. 914 Comment
  UCD170142  Centrostegia thurberi R. G. Swinney 2009-6-17 11170 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
  RSA0011592  Cerastium fontanum subsp. vulgare Orlando Mistretta, Cher Batchelor 2011-7-27 6005 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  RSA607554  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1931-10-16 257 Los Angeles Foothills, San Gabriel Mountains: 1 mile E Palmer Canyon. 610 Comment
  SBBG70715  Cercocarpus betuloides var. betuloides R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  CAS-BOT-BC147717  Cercocarpus betuloides var. traskiae James R. Shevock 1975-3-24 4076 Los Angeles Between Salta Verde and China Point. Santa Catalina Island 121 Comment
  LA207897  Cercocarpus ledifolius J. Sauer; A. Ahmed 1977-4-30 5967 Los Angeles San Gabriel Mountains, Big Rock Canyon, N side of San Gabriel Mountains Comment
  UCR194000  Cercocarpus ledifolius R. G. Swinney 1998-8-13 6735 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  UCD112914  Cercocarpus ledifolius var. intermontanus J. N. Hogue 21-23 Jul 1999 146 .1 Los Angeles San Gabriel Mountains, Camp Cumorah Crest, 3 km NE New Comb Ranch. 1859 Comment
  RSA351642  Chaenactis artemisiifolia Geo L. Moxley 1915-7-19 388 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  JEPS30577  Chaenactis fremontii Donald M. Kyhos 1957-4-30 57 -122 Los Angeles 5 mi below summit of Goode Pass Comment
  POM351749  Chaenactis glabriuscula var. glabriuscula F. R. Fosberg 1930-7-3 3078 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA301932  Chaenactis glabriuscula var. lanosa J. R. Shevock 1971-5-11 1051 Los Angeles Sierra Hwy, near Soledad Jct. 579 Comment
  JEPS8877  Chaenactis stevioides Frank W. Peirson 1923-5-25 3522 Los Angeles Rock Creek San Gabriel Mountains, Rock Creek 1295 Comment
  UCR220041  Chaenactis stevioides R. G. Swinney 2009-4-24 10458 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA710391  Chaenactis stevioides LeRoy Gross 2005-5-3 2253 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA596023  Chamaesyce albomarginata T. S. Ross, J. Mark Porter 1995-5-4 8436 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC153895  Chamaesyce albomarginata LeRoy Abrams 1902-5-31 2480 Los Angeles Railroad embarkment Inglewood Comment
  SEINET9250837  Chamaesyce maculata G. B. Grant 1904-8-15 427 Los Angeles Pasadena. Comment
  SEINET10385140  Chamaesyce serpens Louis C. Wheeler 1973-6-14 s.n. Los Angeles California State University, Long Beach Comment
  RSA432469B  Chamaesyce serpillifolia S. D. s.n. Los Angeles Los Angeles. Comment
  RSA585914  Chamaesyce serpillifolia T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  CAS-BOT-BC70014  Cheilanthes covillei Geo. B. Grant 1904-5-18 6264 Los Angeles Mt. Wilson 1828 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
  RSA0116570  Chenopodium R. G. Swinney 2010-9-30 13931 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
  RSA423278  Chenopodium album Anstruther Davidson 1890-07 s.n. Los Angeles Los Angeles. Comment
  RSA423285  Chenopodium album Mable Emler 1929-7-30 s.n. Los Angeles Topango Canon. North of Elkhorn Camp. Comment
  SD53042  Chenopodium album Peter H Raven 1961-10-15 16846 Los Angeles San Gabriel River at Atherton Street, Long Beach. 2 Comment
  CDA2978  Chenopodium ambrosioides M. J. Helgeson 1961-8-3 Los Angeles 3759 Vinton Avenue, Los Angeles. 0 Comment
  LA31621  Chenopodium berlandieri Peter H. Raven; Henry J. Thompson 1959-10-18 14676 Los Angeles Santa Monica Mountains, Medea Creek, mouth of Medea Creek, N arm of Malibu Lake 220 Comment
  SFV21129  Chenopodium berlandieri L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1041 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. At check dam (man-made waterfall). 393 Comment
  POM219206  Chenopodium botrys L. C. Wheeler 1932-5-26 750 Los Angeles San Gabriel wash at Arrow Highway. 107 Comment
  RSA620015  Chenopodium botrys LeRoy Gross 1998-11-1 98 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  UC1595355  Chenopodium botrys Tim Ross 1992-5-17 6350 Los Angeles 164 deg sse and 555m distant from mouth of Shoemaker Canyon; San Gabriel Mountains, E Fork of San Gabriel River 646 Comment
  RSA659938  Chenopodium californicum Orlando Mistretta 1992-5-18 360 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA747560  Chenopodium californicum R. G. Swinney 2008-4-16 8668 Los Angeles San Dimas, Spring Canyon 341 Comment
  RSA0107863  Chenopodium californicum Steven A. Junak, Keri Kirkland 1998-5-2 SCa- 651 Los Angeles Santa Catalina Island: Near top of coastal bluffs at end of ridge SW of Peak 1245, ca. 1.0 air miles W of East Peak. 228 Comment
  UCR205271  Chenopodium fremontii R. G. Swinney 2005-8-17 8494 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 20 2018
  SBBG130603  Chenopodium macrospermum S. A. Junak 2000-10-12 SCa 1411 Los Angeles N side of Thompson Reservoir 195 Comment
  CAS-BOT-BC460919  Chenopodium missouriense Grace Cole Fleischman 1956-11-12 s.n. Los Angeles East Pasadena Comment
  RSA0065386  Chenopodium multifidum Jim Graham 1953-5-25 s.n. Los Angeles 15616 E. Lemon Dr., Whittier. 68 Comment
  CATA1447  Chenopodium murale Mark L. Hoefs, Robert F. Thorne 1996-4-6 2611 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  SBBG13271  Chenopodium murale M. A. Piehl 1962-6-9 62336 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  RSA478574  Chenopodium pratericola L. C. Wheeler 1932-7-19 962 Los Angeles 2 miles north of Claremont. 412 Comment
  CLARK-A1528-2568  Chenopodium pumilio John C. Roos 1937-7-7 1769 Los Angeles San Gabriel Mountains Comment
  RSA69266  Chimaphila menziesii F. W. Peirson 1919-7-29 524 Los Angeles Summit of Mt. Wilson, San Gabriel Mountains 1738 Comment
  CAS-BOT-BC498795  Chlorogalum parviflorum Louis C. Wheeler 1934-5-14 2583 Los Angeles 1 mi. NE Puddingstone Dam, San Jose Hills 350 Comment
  RSA549598  Chorizanthe brevicornu var. brevicornu Tim S. Ross 1992-4-4 6062 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Back Butte; middle butte of the three. 969 Comment
  RSA726192  Chorizanthe parryi Mark A. Elvin 2003-6-19 2948 Los Angeles Western Tansverse Range: hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch 366 Comment
  UCR245447  Chorizanthe parryi var. fernandina Elizabeth A. Kempton 2006-4-10 254 Los Angeles [Claremont] Rancho Santa Ana Botanic Garden, near seed house, seed likely collected from Laskey Mesa [near LA/Ventura Co. line near Calabasas] 'in Santa Clarita' 407 Comment
  CAS-BOT-BC244656  Chorizanthe staticoides James L. Reveal 1988-5-24 6870 Los Angeles In a sandy wash 0.2 mile east of the Los Angeles County Animal Center Number 6 in Castaic just south of Charlie Canyon 365 Comment
  RSA552395  Chorizanthe staticoides D. Charlton 1990-5-12 4213 Los Angeles Kentucky Springs, Sierra Highway; northern edge of Angeles National Forest. 1037 Comment
  RSA702287  Chorizanthe staticoides Scott D. White, Pam De Vries 2004-5-18 10420 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
  RSA712911  Chorizanthe staticoides A. C. Sanders, Mark A. Elvin 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 Mtn. theme park. 366 Comment
  SBBG12109  Chorizanthe staticoides H. and M. Dearing 1940-4-21 4219 Los Angeles Bouquet Cyn Comment
  UCR245449  Chorizanthe xanti Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 394 Los Angeles Along Ridge Route 1283 Comment
  UCR231382  Chrysanthemum parthenium Dan S. Cooper 2011-9-30 911- 130 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Royce Canyon 264 Comment
  UCR202745  Chrysothamnus nauseosus R. G. Swinney 2001-8-27 8097 Los Angeles San Gabriel Mtns., Throop Peak, west of Mt. Baden-Powell 2786 Comment
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Jul 6 2021
  UCR248207  Chrysothamnus nauseosus David J. Keil 1986-9-27 19739 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  CHSC5109  Cirsium brevistylum M. MacArthur 1960-8-22 94 Los Angeles Ca. 2 mi from Hwy. 101, along left side of Latigo Canyon Rd., Santa Monica Mts. from Malibu. 152 Comment
  OBI55020  Cirsium occidentale Steve Boyd, Lauren Raz 1997-3-25 9306 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 Comment
  OBI81605  Cirsium occidentale Jill M. Bushakra, John Bushakra 2001-6-2 112 Los Angeles Pine Canyon, corner of Pine Canyon and Schaffer Roads. 1067 Comment
  RSA660120  Cirsium occidentale var. californicum Orlando Mistretta 1992-6-12 562 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  SBBG65899  Cirsium occidentale var. californicum R. Hoffmann 1929-5-19 Los Angeles Paradise Camp, Big Rock Crk Comment
  UC187601  Cirsium occidentale var. occidentale Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UCR51671  Cirsium occidentale var. occidentale Lyman Benson 1947-3-29 12286 Los Angeles Pacific slope, Indian Hill, City of Claremont 427 Comment
  UCR256457  Cirsium vulgare R. G. Swinney 2010-9-9 13780 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
  RSA010939  Cistanthe monandra Fay A. MacFadden 1930-4-10 1584 Los Angeles Verdugo Mountains: Tuna Canyon 335 Comment
  RSA728999  Cistanthe monandra Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1973 Los Angeles Fort Tejon Road. Comment
  RSA221570  Cistus incanus Arthur C. Gibson 1971-3-24 1737 Los Angeles near beginning of road into Cobal Canyon NE of Claremont. Comment
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Aug 15 2014
  RSA649613  Cistus ladanifer Lori Ackerman, Gerald Braden 1988-4-22 8 Los Angeles North end of West Fork [San Gabriel] River. Comment
  RSA702182  Cistus ladanifer Scott D. White 2004-7-27 10628 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  LA45534  Clarkia bottae C. L. Hogue; 1954-5-20 sn Los Angeles Santa Monica Mountains, Off Mulholland Dr 457 Comment
  UC142993  Clarkia bottae unknown Aug. 1910 Los Angeles Los Angeles Comment
  UCSB45472  Clarkia bottae Batson, J. 1979-5-25 Los Angeles 10 miles southwest of the junction of Highway 101 and Westlake Boulevard; on Highway 23 487 Comment
  UCR23522  Clarkia cylindrica John C. Roos 1942-6-6 988 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  UC494498  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-22 56 Los Angeles n Saugus; Bouquet Canyon 600 Comment
  RSA652346  Clarkia dudleyana Gene Cooper 1961-5-1 s.n. Los Angeles Big Dalton Canyon Comment
  CATA1618  Clarkia epilobioides Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2891 Los Angeles Santa Catalina Island: Upper Avalon Canyon, by road above Wrigley Memorial 213 Comment
  RSA583054  Clarkia epilobioides Tim S. Ross 1993-4-25 6967 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon. 177 Comment
  UC450944  Clarkia epilobioides Fay A. MacFadden 1931-4-10 2600 Los Angeles Tuna Canyon Verdugo Hills Comment
  CAS-BOT-BC163715  Clarkia purpurea subsp. quadrivulnera Le Roy Abrams 1899-3-31 304 Los Angeles Sepulveda [Canon] Canyon, S. Monica Mts. Comment
  CAS-BOT-BC163717  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1932-5-13 3624 Los Angeles Santa Catalina Island. 3 1/2 mi. (by road) from Avalon on way to Isthmus 365 Comment
  UCR271674  Clarkia xantiana R. G. Swinney 2011-5-31 14922 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
  CHSC109701  Claytonia exigua subsp. exigua V. Soza; LeRoy Gross 2002-4-3 1381 Los Angeles Transverse Ranges, Liebre Mountains region: West side of Bouquet Canyon, canyon opposite Texas Canyon. Stable Fire 2001 area. 549 Comment
  RSA466952  Claytonia exigua subsp. exigua H. E. Hasse, Anstruther Davidson 1906-6-5 1508 Los Angeles Big Rock Creek. Comment
  RSA0091516  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-4-20 14427 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
  RSA729185  Claytonia parviflora subsp. utahensis R. G. Swinney 1998-7-14 6452 Los Angeles north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat. 1890 Comment
  RSA756787  Claytonia parviflora subsp. viridis Orlando Mistretta, Christine Mistretta 2008-4-28 2534 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  RSA0026284  Claytonia peirsonii subsp. peirsonii Thomas Stoughton, Forrest Freund 2012-5-13 1539 Los Angeles Just below Pacific Crest Trail to the east of Little Jimmy Campground near Windy Gap. 2219 Comment
  RSA729875  Claytonia perfoliata R. G. Swinney 1999-5-22 7205 Los Angeles Le Montaine Canyon, c. 0.5 mi. south of Camp Junilee Rd. 1701 Comment
  UCR126589  Claytonia perfoliata A. C. Sanders 2003-4-17 26073 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  UCR183844  Claytonia perfoliata A. C. Sanders 2007-4-19 33415 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 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
  CAS-BOT-BC439964  Claytonia perfoliata subsp. mexicana Huron H. Smith 1912-5-29 5022 Los Angeles Summit Road, Santa Catalina Isl. 396 Comment
  RSA0091971  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-3-17 14125 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  CAS-BOT-BC439960  Claytonia perfoliata subsp. mexicana Louis C. Wheeler 1933-4-15 1635 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  RSA581007  Claytonia perfoliata subsp. mexicana Jamie Kneitel 1995-4-9 24 Los Angeles San Gabriel Mountains, 100 m. off Angeles Forest Highway, 3.5 miles north of junction with Angeles Crest Highway 915 Comment
  RSA787526  Claytonia perfoliata subsp. perfoliata Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0044 Los Angeles 50 meters above California State Route 2 near mile marker 66.28, Little Jimmy Springs area 2292 Comment
  RSA0117597  Claytonia rubra subsp. rubra A. C. Sanders 2008-4-11 34851 Los Angeles Transverse Range/ Mojave Desert: hills south of Hwy 138, c. 1 mile SW of Neenach School, vicinity of mapped spring NW of VABM Pine. 973 Comment
  RSA579327  Claytonia rubra subsp. rubra Timothy S. Ross 1994-5-31 7959 Los Angeles Pacifico Mountain: W slope. ca. 315 m WSW of the 7124-foot summit. 2085 Comment
  RSA729926  Claytonia rubra subsp. rubra R. G. Swinney, Dave Larson 1998-4-26 6035 Los Angeles Browns Flat, San Dimas Experimental Forest 1317 Comment
  LA52245  Clematis lasiantha E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA547483  Clematis lasiantha Tim S. Ross, Orlando Mistretta 1992-7-24 6757 Los Angeles San Gabriel Mts: E side of Strawberry Peak; 96 degrees E, 1080m distant from S.P. summit 1696 Comment
  SFV6208  Clematis lasiantha R. M. Muran 1974-3-24 47 Los Angeles Santa Monica Mountains Rustic Canyon. 412 Comment
  HSC79911  Clematis ligusticifolia Philip A. Silverstone 1978-8-12 289 Los Angeles Junction of Maguire St. and Escondido St., 0.3 km. from junction of Maguire St. and Latigo Canyon Rd. Comment
  RSA386253  Clematis ligusticifolia H. L. Bauer 1933-7-29 s.n. Los Angeles Topango [Topanga] Canon. 244 Comment
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May 29 2014
  RSA584958  Clematis ligusticifolia Tim S. Ross, S. D. Boyd 1990-6-1 2773 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  SBBG77885  Clematis ligusticifolia F. R. Fosberg 1931-7-10 5367 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  UCR209640  Clematis ligusticifolia R. G. Swinney 2008-7-2 9128 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  RSA440784  Cleome isomeris Geo L. Moxley 1917-2-4 520 Los Angeles San Fernando Reservoir. Comment
  RSA177844  Cleome isomeris R. F. Thorne, Percy C. Everett 1965-5-11 34649 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island 61 Comment
  CAS-BOT-BC423126  Cleomella obtusifolia Carl B. Wolf 1932-9-15 4086 Los Angeles Mojave Desert. Antelope Valley. 2 blocks W. of center of town of Lancaster. 718 Comment
  VVC3081  Collinsia callosa Tim Thomas, P. J. MacKay 2015-5-10 6612 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  LA2023  Collinsia heterophylla A. M. Johnson; 1925-4-26 4575 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
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Jun 25 2015
  RSA0119030  Collinsia heterophylla A. C. Sanders, T. B. Salvato 2007-4-24 33505 Los Angeles Tehachapi Mountains: hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant. 1082 Comment
  RSA408341  Collinsia heterophylla M. B. Dunkle 1933-6-17 3599 Los Angeles San Antonio River Canyon. 915 Comment
  RSA412255  Collinsia torreyi var. wrightii Fred Burlew 1917-01 3137 Los Angeles Mt. San Antonio. Comment
  UCR65564  Collinsia torreyi var. wrightii Orlando Mistretta 1987-5-5 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest, Head of Delker Canyon along trail 7W08 immediately east of Kelly's Camp 2409 Comment
  LA94806  Comarostaphylis diversifolia subsp. planifolia Anonymous; 1972-8-3 sn Los Angeles Santa Monica Mountains, Rustic Canyon, ca 0.5 mi S of Camp Josepho 182 Comment
  CATA3437  Convolvulus arvensis Julia Parish, Olivia Reda, Tobias Nickel 2017-6-20 030 Los Angeles Santa Catalina Island: Pacific Side; near historic Genista linifolia population in Wild Boar Gully watershed 187 Comment
  SFV2824  Convolvulus arvensis M. L. Vincent 1962-8-1 282 Los Angeles San Fernando Valley Reseda. 6716 Kurl Way. In parkway. Comment
  RSA0043296  Convolvulus cyclostegius A. Lee Haines 1970-6-24 s.n. Los Angeles Pt. Dume Comment
  RSA0116452  Conyza bonariensis R. G. Swinney 2010-8-11 13502 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  CAS-BOT-BC285957  Conyza bonariensis George L. Moxley 1927-5-1 2009 Los Angeles Los Angeles Comment
  RSA610973  Conyza canadensis L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel River, ca. 0.3 miles upstream from Alder Gulch 1226 Comment
  UCR210431  Conyza canadensis R. G. Swinney 2008-11-29 9848 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  RSA138527  Conyza coulteri Reid V. Moran 1959-3-9 7156 Los Angeles 1 mile N of Eel Point, San Clemente Island 20 Comment
  RSA82062  Cordylanthus maritimus subsp. maritimus F. W. Peirson 1924-8-29 5098 Los Angeles 2 miles south of Artesia Comment
  RSA756084  Cordylanthus rigidus R. G. Swinney 2008-10-7 9462 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UCR159916  Cordylanthus rigidus subsp. setiger Orlando Mistretta 1992-9-4 792 Los Angeles San Gabriel Mountains, San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District 1372 Comment
  LA201726  Coreopsis bigelovii Arthur C. Gibson; 2001-5-18 4826 Los Angeles Santa Monica Mountains, Little Sycamore Canyon, Point Mugu State Park Comment
  UC1119216  Coreopsis bigelovii P. L. Johannsen 1934-3-5 314 Los Angeles 1 mi ne Castac; Santa Susana Quad. 457 Comment
  UCR281603  Coreopsis bigelovii R. G. Swinney 2014-4-17 16103 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  SEINET2050077 Image available Coreopsis californica A. C. Sanders, G. Helmkamp 1996-3-24 18021 Los Angeles Mojave Desert: Ave. J, 3.3 mi. W of 240th St., E, just NE of Saddleback Butte. 890 Comment
  UCR90813  Coreopsis californica A. C. Sanders, G. K. Helmkamp 1996-3-24 18017 Los Angeles Mojave Desert, 240th Street. E, just north of Ave. 'O' & 4.7 mi south of Ave. 'J', 1 km NE of Moody Springs. 877 Comment
  RSA252920  Coreopsis californica var. californica R. F. Thorne, C. W. Tilforth 1973-4-20 43041 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  SEINET10808309  Coreopsis calliopsidea Noel H. Holmgren, Patricia K. Holmgren 1974-4-4 Holmgren 7625 Los Angeles Mojave Desert, Antelope Valley, just southeast of Piute Butte, 17.5 airline miles east-southeast of downtown Lancaster. 762 Comment
  SEINET7836953 Image available Coreopsis gigantea G. B. Grant, W. Wheeler 1904-4-21 680 2228 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC105692  Corethrogyne filaginifolia Louis Wheeler 1932-10-5 1420 Los Angeles U.C.L.A. Campus, W. Los Angeles 137 Comment
  CAS-BOT-BC105699  Corethrogyne filaginifolia Dr. A. Davidson 1892-7-1 s.n. Los Angeles Wilson's Peak near Los Angeles Comment
  CAS-BOT-BC105714  Corethrogyne filaginifolia Ernest Braunton 1902-8-1 646 Los Angeles Los Angeles Comment
  CAS-BOT-BC105718  Corethrogyne filaginifolia Le Roy Abrams 1904-9-2 4170 Los Angeles Elysian Park, Los Angeles Comment
  CAS-BOT-BC105743  Corethrogyne filaginifolia Peter H. Raven 1957-9-21 11359 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  CHSC34422  Corethrogyne filaginifolia Philip A. Silverstone 1978-8-20 332 Los Angeles Jtn Maguire and Escondido Sts., 0.3 km from jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Comment
  JEPS20105  Corethrogyne filaginifolia Peter H. Raven 1957-9-21 11336 Los Angeles nw end University of California, Los Angeles campus; U.C.L.A. campus Comment
  RSA598906  Corethrogyne filaginifolia R. G. Swinney 1989-7-31 s.n. Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. S end of Colby firebreak, at Glendora Wilderness Park. 396 Comment
  SFV14735  Corethrogyne filaginifolia J. C. Dittes 1989-10-28 21 Los Angeles San Gabriel Mountains West Fork of San Gabriel River, 1.3 miles up access road from highway. South side of canyon. 671 Comment
  SFV3854  Corethrogyne filaginifolia K. A. Wilson 1963-10-24 1302 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UC1536086  Corethrogyne filaginifolia Robert F. Thorne 1975-9-3 47377 Los Angeles Fisherman's Cove Santa Catalina Island Comment
  POM290420  Corethrogyne filaginifolia var. filaginifolia Lyman Benson 1933-11-12 5722 Los Angeles Westwood, Beverly Hills. 122 Comment
  RSA787100  Coronilla valentina subsp. glauca Danielle LeFer 2012-5-23 s.n. Los Angeles Abalone Cove Reserve in Rancho Palos Verdes. Approximately 3 miles East of Palo Verdes Drive South from Hawthorne Boulevard. Right side of road in disturbed area. 61 Comment
  UCR178062  Cortaderia selloana LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 297 Los Angeles Verdugo Mountains, Verdugo Mountains: Hostetter Mountainway 640 Comment
  CAS-BOT-BC287266  Cotula australis Elizabeth McClintock 1961-11-25 s.n. Los Angeles Northridge, NW part of San Fernando Valley Comment
  RSA651109  Cotula australis A. E. Hersh 1950-7-6 s.n. Los Angeles Garden 4111 Wade St., Venice. 30 Comment
  RSA658593  Cotula australis D. E. Bramlet, Sandra Leatherman, B. Leatherman 2001-5-3 3131 Los Angeles Slopes above (east) of Grasshopper Canyon and adjacent to a large cattle pond. The site is located 488m east of the old ridge route and 3.7 km north of the mouth of Grasshopper Canyon. 541 Comment
  CAS-BOT-BC32983  Cotyledon nudicaule LeRoy Abrams 1902-7-4 2652 Los Angeles San Gabriel canon Comment
  SBBG131921  Crassula aquatica S. A. Junak 2000-6-29 SCa 1350 Los Angeles N end of Haypress Reservoir 399 Comment
  UCR136329  Crassula colligata subsp. lamprosperma Bob Muns 2002-5-28 s.n. Los Angeles Transverse Range, San Gabriel Mtns, Santa Fe Dam Recreation Area, old San Gabriel River floodplain, on side of road leading to the Lario San Gabriel River Trail parking area, just north of Foothill Blvd in the city of Irwindale 143 Comment
  UCR91525  Crassula connata Scott D. White 1995-3-15 2583 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA764520  Crassula connata Orlando Mistretta, Christine Mistretta 2008-5-3 2634 Los Angeles Southern California Edison transmission line tower (Segment 11, structure 92 per TRTP Survey 2008), in the vicinity of Eaton Canyon, N of New York Drive. 316 Comment
  RSA670040  Crassula tetragona Joseph M. Keefe 2001-3-16 31102 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  RSA595950  Cressa truxillensis Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8875 Los Angeles Liebre Mountains, southeastern end of Peace Valley in San Andreas Rift Zone, fault sag south of Highway 138 and north of the California Aqueduct, ca. 0.75 air miles west of Quail Lake. 1006 Comment
  SBBG18705  Cressa truxillensis E. R. Blakley 1963-4-7 5503 Los Angeles Little Harbor 15 Comment
  RSA239485  Cressa truxillensis E. R. Blakley 1963-12-7 6330 Los Angeles San Clemente Island, [near] Lighthouse, N. of Pyramid Head. 53 Comment
  CATA93  Crocanthemum scoparium Peter Henrikson 1987-4-17 69 Los Angeles Santa Catalina Island: Below upper White's Landing Road, north exposure 365 Comment
  UC872129  Crocanthemum scoparium L. W. Nuttall 1920-5-7 154 Los Angeles Santa Catalina Island Comment
  SD85052  Crocanthemum scoparium var. vulgare E. R. Blakley 1963-4-10 5585 Los Angeles Santa Catalina Island; junction of White's Landing and Airport Road, northeast side of Black Jack Mountain. 365 Comment
  UC56953  Crocanthemum scoparium var. vulgare Ernest Braunton 1902-6-11 444 Los Angeles Griffith Park Comment
  SBBG107470  Crossosoma californicum S. L. Crockett, M. Daligdig 1996-12-7 555 Los Angeles 2 mi E of USC Marine center on Two Harbors Rd, from Little Harbor 335 Comment
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Jun 9 2014
  SBBG78119  Crossosoma californicum F. R. Fosberg 1932-5-5 8119 Los Angeles cyn above Villa Park, Avalon 40 Comment
  UCR139935  Crossosoma californicum L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island, 0.3 mile SSE of Isthmus Bench Mark 122 Comment
  UCR272693  Crossosoma californicum Reid Moran 1941-2-26 630 Los Angeles Channel Islands, Johnson's Valley, Santa Catalina Island 200 Comment
  RSA70560  Croton californicus F. W. Peirson 1918-10-17 276 Los Angeles foot of Pacoima Canyon 457 Comment
  UCR192878  Cryptantha R. G. Swinney 1998-7-8 6330 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA640275  Cryptantha clevelandii R. F. Thorne 1971-5-17 41369 Los Angeles Santa Catalina Island: Ben Weston Beach. 6 Comment
  POM368357  Cryptantha clevelandii var. florosa M. B. Dunkle 1928-3-31 1763 Los Angeles Little Harbor, Santa Catalina Island. Comment
  POM368359  Cryptantha clevelandii var. florosa M. B. Dunkle 1929-4-7 2097 Los Angeles White s Landing, Santa Catalina Island. Comment
  RSA802443  Cryptantha clokeyi Orlando Mistretta, Youssef Atallah 2011-8-12 6021 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy 1083 Comment
  SBBG126914  Cryptantha clokeyi A. Parikh, N. Gale 2011-6-2 3406 Los Angeles 0.1 km S of Avenue M, 0.3 km E of 80th St W; Antelope Valley 773 Comment
  RSA499600  Cryptantha intermedia L. E. Hoffman 1927-7-10 s.n. Los Angeles Swartout Canyon, Big Pines. Comment
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Jan 4 2012
  RSA709534  Cryptantha intermedia George K. Helmkamp, E. Helmkamp 1998-5-21 4045 Los Angeles Western Mojave Desert: Junction of Munz Road and Lake Elizabeth Road north of Lake Elizabeth. 1006 Comment
  UCSB5552  Cryptantha intermedia Beach, Kay 1944-6-20 Los Angeles Tanbark SRE Comment
  UCR41729  Cryptantha leiocarpa 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
  RSA524630  Cryptantha micrantha var. lepida T. S. Ross, Steve D. Boyd 1990-5-17 2598 Los Angeles Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1613 Comment
  RSA610737  Cryptantha microstachys L. C. Wheeler 1933-7-4 1898 Los Angeles San Dimas Canyon, San Gabriel Mts 640 Comment
  SBBG133651  Cryptantha microstachys L. Gross, P. DeVries, O. Gasser 2015-4-7 6964 Los Angeles Arrastre Cyn, near Acton; started at the junction between Arrastre Cyn Rd and Moody Truck Trail; follow the crk and slope beyond where Moody Truck Trail crosses the crk, NE side slope only 807 Comment
  UCR259965  Cryptantha microstachys R. G. Swinney 2010-3-18 11981 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  UC1063841  Cryptantha muricata A. D. Gifford 1935-2-7 424 Los Angeles Mouth of Elizabeth Lake Canyon Tejon Quad. 396 Comment
  UCR155113  Cryptantha muricata A. C. Sanders 2005-5-5 29912 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  UCR276880  Cryptantha muricata R. G. Swinney 2011-6-7 15089 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  RSA0094561  Cryptantha muricata var. denticulata Richard G. Swinney 2011-6-6 15011 Los Angeles San Gabriel Mountains: Charlton Flat (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA0079215  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2010-5-20 5162 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  UCR194617  Cryptantha oxygona R. G. Swinney 1999-5-1 7089 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  RSA0079526  Cryptantha pterocarya R. G. Swinney 2001-6-16 7979 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
  UCR170394  Cryptantha pterocarya var. pterocarya 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
  UCR223596  Cryptantha simulans R. G. Swinney 2009-6-8 11090 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
  SEINET10625774  Cucurbita pepo Heidi H. Schmidt 1999-10-14 Schmidt 3875 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET10924243  Cucurbita pepo Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2655 Los Angeles City of Glendale. Havana Market, 1024 E. Colorado St. Comment
  UC1191661  Cuscuta salina Malcolm A. Nobs and S. Galen Smith 1948-9-8 648 Los Angeles just w Malibu Comment
  RSA761712  Cuscuta subinclusa R. G. Swinney 2008-10-10 9557 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  SD143934  Cuscuta subinclusa Scott D. White 1997-5-22 5218 Los Angeles San Gabriel river Wash; Azusa; alluvial fan east and west of levee. 185 Comment
  RSA0065373  Cycladenia humilis var. venusta S. Granger 1974-7-21 s.n. Los Angeles Angles Crest Hwy., Lmi. E. Windy Gap. 2133 Comment
  UCD169557  Cylindropuntia californica var. parkeri R. G. Swinney 2009-7-1 11297 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 300 m north of Puente Largo railway bridge, west side of channel. 184 Comment
  RSA151255  Cynodon dactylon P. H. Raven 1962-7-10 17962 Los Angeles San Clemente Island, road near northwest end of island. Comment
  RSA483548  Cynodon dactylon Helen H. Smith 1936-7-30 s.n. Los Angeles Los Angeles. Comment
  SEINET13710317  Cyrtomium falcatum Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles San Marino, Huntington Botanical Garden Comment
  UCR269116  Dactylis glomerata Orlando Mistretta, Christine Mistretta 2008-5-20 3165 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 97 per TRTP Survey 2008), Rincon Red Box Road, northeast ridge of Monrovia Peak, separating west Fork San Gabriel River and Fish Canyon 1473 Comment
  RSA0113911  Dactylis glomerata Steven A. Junak 1999-4-23 SCa- 857 Los Angeles Santa Catalina Island. W fork of canyon above Howland's Landing, above road. 524 Comment
  SFV7534  Datisca glomerata T. Gordon, K. Kimbrough, M. H. Grayum, K. A. Wilson, B. Collins, D. Brown, A. Starrett, G. Poseley 1975-5-26 1002 Los Angeles Santa Monica Mountains Malibu Creek at Goat Buttes. 183 Comment
  RSA421874  Datura wrightii F. R. Fosberg 1931-5-21 S- 4928 Los Angeles Fourth of July Bay, Santa Catalina Island. Comment
  SEINET3162226  Datura wrightii L. Abrams 1902-6-11 2510 Los Angeles Playa del Rey Comment
  UCR108315  Datura wrightii L. C. Wheeler 1946-9-16 6370 D Los Angeles Garvey: Walnut Grove Avenue and Rush Street 75 Comment
  UCR277135  Datura wrightii R. G. Swinney 2010-6-8 13224 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  UCD127406  Daucus pusillus Francis M. Ball 1948-5-1 s.n. Los Angeles Sepulveda Blvd., 1 mile west of tunnel, Santa Monican Mountains. Comment
  LA209911  Deinandra fasciculata Norman A. Cole; 1937-8-20 Los Angeles Santa Monica Mountains Comment
  SD52901  Deinandra fasciculata Peter H. Raven 1962-7-10 17963 Los Angeles San Clemente Island; summit of island above Wilson Cove. 135 Comment
  SEINET3146472  Deinandra fasciculata G. B. Grant 273 Los Angeles Pasadena, S CA Comment
  UC2030095  Deinandra fasciculata Scott D. White 2000-6-24 8092 Los Angeles PUENTE HILLS: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins park. Comment
  RSA549162  Delphinium cardinale Tim S. Ross, Peter Fritsch 1990-6-20 3697 Los Angeles San Gabriel Mountains: Forest Service Road 1N36 heading S from Rincon-Red Box Road; W side of Van Tassel Canyon 473 Comment
  POM17988  Delphinium parishii subsp. parishii P. A. Munz 1923-5-27 6877 Los Angeles Big Rock Creek; San Gabriel Mts 1296 Comment
  RSA398711  Delphinium parryi M. B. Dunkle 1928-5-13 s.n. Los Angeles Santa Catalina Island along Coach Road. Comment
  CAS-BOT-BC121542  Delphinium patens subsp. hepaticoideum LeRoy Abrams; E. A. McGregor 1908-7-5 640 Los Angeles Swartout Canyon, slopes of the San Gabriel Mountains 1981 Comment
  SD90300  Delphinium variegatum subsp. thornei Robert F. Thorne 1973-4-11 42801 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch canyon 427 Comment
  SEINET4090273  Delphinium variegatum subsp. thornei M. B. Dunkle 1939-1 7322 Los Angeles San Clemente Island. Comment
  SDSU19963  Dendromecon rigida Steve Bullock 1972-5-8 257 Los Angeles Santa Monica Mountains, Saddle Peak, 3/4 mile below saddle on stunt road, southeast exposure. 844 Comment
  POM155802  Dendromecon rigida subsp. rhamnoides M. B. Dunkle 1928-4-21 1878 Los Angeles Renton Mine Hill, Santa Catalina Island. Comment
  SBBG105369  Deschampsia danthonioides H. L. Ferguson, R. M. Beauchamp 1979-9-15 10 Los Angeles ca. 100 m SW of Vista O.P. gate 570 Comment
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Jul 2 2014
  RSA748113  Descurainia pinnata R. G. Swinney 2008-5-8 8794 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR276819  Descurainia pinnata R. G. Swinney 2010-5-21 12882 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA0091144  Descurainia pinnata subsp. glabra R. G. Swinney 2011-5-24 14832 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  RSA621296  Descurainia sophia L. C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek 1 mile north of Big Rock Springs. 1143 Comment
  UCR124736  Dicentra chrysantha B. C. Templeton 1932-7-21 5028 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA230371  Dicentra chrysantha Robert F. Thorne, M. Z. Thorne 1969-7-10 38371 Los Angeles San Gabriel Mts., Angeles National Forest: along Mescal Creek 2027 Comment
  CAS-BOT-BC402522  Dicentra ochroleuca Peter H. Raven 1960-4-2 14859 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mulholland Drive 1.5 miles east of Los [Las] Virgenes Road 213 Comment
  RSA37395  Dicentra ochroleuca George T. Hastings 1948-7-23 s.n. Los Angeles Santa Monica Mts, along Decker road 610 Comment
  RSA0035993  Dichelostemma capitatum R. G. Swinney 2010-5-11 12653 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  CAS-BOT-BC499430  Dichelostemma capitatum Timothy S. Ross; Steve Boyd 1994-5-4 7674 Los Angeles Northeast summit of GRASS MOUNTAIN: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1389 Comment
  CAS-BOT-BC499438  Dichelostemma capitatum Reid Moran 1941-2-17 580 Los Angeles West side of arroyo, Middle Ranch, San Clemente Island Comment
  LA21921  Dichelostemma capitatum subsp. capitatum Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  RSA649640  Dichelostemma capitatum subsp. capitatum Michael Horn 1991-4-30 4 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  RSA658603  Dichelostemma capitatum subsp. capitatum Marianne Marshall 1981-4-26 7 Los Angeles 0.75 mi N of fire station, East Fork of San Gabriel River on Hiking trail. off E side of trail. Comment
  LA201627  Dichelostemma capitatum subsp. pauciflorum Arthur C. Gibson; 2001-4-20 4300 Los Angeles Comment
  SBBG105487  Dichondra occidentalis F. R. Fosberg 1931-5-19 4916 Los Angeles head of Swain's (Swain) Cyn, base of Black Jack Mtn 350 Comment
  CAS-BOT-BC209064  Digitaria sanguinalis Ernest C. Twisselmann 1970-10-17 17548 Los Angeles Gorman Highway 5 miles west of Highway 14, Antelope Valley - Mojave Desert 1005 Comment
  UCR145463  Digitaria sanguinalis L. C. Wheeler 1966-10-25 9061 Los Angeles San Gabriel Mtns, E[dwin]Waldo Ward's grove, 0.25 mi. north of El Encanto, San Gabriel Canyon 244 Comment
  SD237618  Diplacus bigelovii R. G. Swinney 2008-6-10 9007 Los Angeles San Gabriel Mountains: Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail (Valyermo 7.5'Q) 1584 Comment
  SBBG15757  Diplacus brevipes W. G. Webb 1935-4-16 Los Angeles Eagle Rock Comment
  CAS-BOT-BC150640  Diplacus longiflorus Prof. W. R. Dudley 1907-11-28 s.n. Los Angeles Near Monrovia Comment
  CAS-BOT-BC150644  Diplacus longiflorus Alice Eastwood 1919-6-20 9033 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC150648  Diplacus longiflorus F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  RSA773682  Distichlis littoralis R. F. Thorne 1973-09 44715 Los Angeles Santa Catalina Island, small salina at base of Ballast Pt. in Catalina Harbor. Comment
  SBBG95209  Distichlis spicata M. B. Dunkle 1928-4-29 1907 Los Angeles near beach, Little Harbor Comment
  OBI30218  Dodecatheon clevelandii Richard J. Ramirez 1971-3-22 B 3 Los Angeles N of Puddingstone Reservoir Recreation Area. Off of San Dimas Canyon Rd in San Dimas Comment
  UC22365  Dodecatheon clevelandii subsp. clevelandii Harley P. Chandler 1897-1-1 Los Angeles Claremont 701 Comment
  RSA79214  Dodecatheon clevelandii subsp. clevelandii G. R. Campbell 1952-3-23 18512 Los Angeles canyon north of Webb School; east of Live Oak Canyon. 427 Comment
  CAS-BOT-BC129964  Dodecatheon redolens I. M. Johnston 1918-7-6 2100 Los Angeles Prairie Fork of San Gabriel River 2133 Comment
  RSA161206  Draba cuneifolia P. H. Raven 1962-3-27 16993 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  JEPS22780  Drymocallis cuneifolia var. ewanii Rimo Bacigalupi with Reino Alava 1958-7-20 6437 Los Angeles along Angeles Crest Highway (Calif. No. 2) one-half mi se Dawson Saddle (headwaters of Dorr Canyon, n slopes of Throop Peak, San Gabriel Mts.); San Gabriel Mts., headwaters of Dorr Canyon, Throop Pk 2377 Comment
  RSA680062  Drymocallis glandulosa var. glandulosa Mark A. Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 354 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.8 mi W of gate. Comment
  UCR99434  Drymocallis glandulosa var. reflexa R. G. Swinney 1995-9-4 4499 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  RSA0094559  Drymocallis glandulosa var. viscida Richard G. Swinney 2011-6-6 15018 B Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA0025906  Dryopteris arguta Justin M. Wood 2012-3-20 4638 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  UC42170  Dryopteris arguta W. H. Brewer 1861-1-9 118 Los Angeles San Gabriel Comment
  UCR270056  Dryopteris arguta R. G. Swinney 2011-3-17 14128 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UCR238632  Dudleya cymosa subsp. crebrifolia Anuja Parikh, Nathan Gale 2010-6-28 3368 Los Angeles Transverse Range; San Gabriel Mtns., upper Sawpit Canyon, 0.1 km SW of White Saddle, 1.4 km NW of Mount Bliss 975 Comment
  CAS-BOT-BC428395  Dudleya lanceolata LeRoy Abrams 1902-6-11 2516 Los Angeles Playa del Rey Comment
  CAS-BOT-BC428397  Dudleya lanceolata Alice Eastwood 1928-6-15 15409 Los Angeles Claremont Comment
  CAS-BOT-BC428412  Dudleya lanceolata Alice Eastwood 1919-5-29 9008 Los Angeles San Gabriel Canyon Comment
  UCR259251  Dudleya lanceolata R. G. Swinney 2010-6-4 12994 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA755675  Dudleya pulverulenta Michael C. Long 1983-4-1 254 Los Angeles San Gabriel Mountains, Placerita Canyon, about 0.7 miles east of Placerita Canyon Nature Center Comment
  CATA3556  Dudleya virens subsp. insularis Peter J. Dixon 2018-6-18 120 Los Angeles Santa Catalina Island: Interior; Isthmus Road, Deer Springs watershed, +/- 0.75 mi N. of Tower Peak, 2 mi W. of village of Two Harbors. Rocky road embankment, breccia, volcanic. 0 Comment
  RSA0127180  Dysphania botrys Louis C. Wheeler 1967-7-20 10130 Los Angeles Aliso Canyon. 1067 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
  RSA374950  Ehrharta erecta S. Granger 1985-8-7 LASCA- 820 Los Angeles LASCA Arcadia. Comment
  RSA767579  Ehrharta erecta Pamela Conway, LeRoy Gross 2010-12-27 1 Los Angeles Little Santa Anita Canyon; Short distance west from the old Mt. Wilson toll road, along trail to Orchard Camp. 395 Comment
  UCR219408  Ehrharta erecta R. G. Swinney 2009-4-1 10239 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  RSA618683  Eichhornia crassipes LeRoy Gross 1998-10-16 86 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 366 Comment
  UCD169229  Eleocharis R. G. Swinney 2009-5-28 10924 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  CAS-BOT-BC113672  Eleocharis coloradoensis Peter H. Raven 1961-9-24 16749 Los Angeles Strand of Boquet Reservoir at E end. 914 Comment
  UC557649  Eleocharis macrostachya Nell Murbarger May 1936 231 Los Angeles canyon at S end of island, at base of rubble from an Indian cave dwelling San Clemente Island Comment
  RSA188247  Eleocharis palustris Robert F. Thorne, Percy C. Everett 1965-6-23 34976 Los Angeles Santa Catalina Island: Hay Press Reservoir. 412 Comment
  CAS-BOT-BC208519  Elymus A. D. E. Elmer 1902-6-1 3652 Los Angeles Acton Comment
  SD69448  Elymus condensatus Robert F. Thorne, P. Everett 1965-6-22 34869 Los Angeles Santa Catalina Island; up Pebble Beach Canyon, along roadside 29 Comment
  UCR127406  Elymus condensatus A. C. Sanders, M. S. Enright 2002-8-8 25573 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 457 Comment
  RSA549507  Elymus elymoides subsp. californicus Timothy S. Ross, Steve Boyd 1990-6-18 3479 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  POM156301  Elymus elymoides subsp. elymoides Le Roy Abrams 1902-6-29 2597 Los Angeles Mt. Wilson [San Gabriel Mountains] Comment
  CAS-BOT-BC206755  Elymus glaucus subsp. glaucus Geo. B. Grant 1902-5-18 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC206757  Elymus glaucus subsp. glaucus I. M. Johnston 1971-7-15 1517 Los Angeles Head of S Fk, Lytle Creek - San Antonio Mountains 1828 Comment
  LA103220  Elymus glaucus subsp. glaucus Barry A. Prigge; 1985-6-14 6400 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA777373  Elymus glaucus subsp. glaucus Orlando Mistretta, Christine Mistretta 2010-5-19 5139 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  CAS-BOT-BC234097  Elymus multisetus A. D. E. Elmer 1902-6-1 3644 Los Angeles Acton, Mt. Gleason Comment
  IRVC28650  Elymus triticoides A. C. Sanders, Mark Elvin 2002-6-25 25263 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns. 305 Comment
  RSA599674  Emmenanthe penduliflora Steve Boyd, Lauren Raz 1997-5-6 9693 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UC450801  Emmenanthe penduliflora Fay A. MacFadden 1931-4-28 90 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCR258738  Emmenanthe penduliflora R. G. Swinney 2010-5-19 12829 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA0036298  Emmenanthe penduliflora var. penduliflora LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6978 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  UCR200036  Emmenanthe penduliflora var. penduliflora Valerie Soza, B. Hogshead 2003-4-23 1637 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, Brand Canyon 457 Comment
  UCR281959  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2014-4-24 16234 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  RSA654338  Encelia actoni Valerie L. Soza, Laura Moore 2000-5-30 973 Los Angeles Liebre Mountains: San Francisquito Canyon, at Los Angeles Dept of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, W of San Francisquito Canyon Road. 487 Comment
  CATA17  Encelia californica USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 4 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  RSA523165  Encelia californica Timothy S. Ross 1991-2-23 4101 Los Angeles Whittier Hills (Puente Hills) upper Turnbull Canyon 1/5 air mile WNW of Turnbull Canyon road & Skyline Drive in partially disturbed. 288 Comment
  RSA708654  Encelia californica Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1169 Los Angeles Ridgetop above McDonald Creek. 518 Comment
  RSA784689  Encelia californica Michael Wall, Mark A. Elvin, Raz, Meyers 1997-3-18 235 Los Angeles Santa Catalina Island, Cape Canyon, upper slopes ca 1 mi below Reservoir Rd jct. Comment
  SBBG12895  Encelia californica E. R. Blakley 1962-10-4 5409 Los Angeles SE side of the Isthmus Cove, near beach 1 Comment
  SBBG132334  Encelia californica J. Savage, J. Junak 2003-4-20 ENCA- 1 Los Angeles China Beach rd 106 Comment
  RSA0070328  Encelia farinosa R. G. Swinney 2010-5-7 12599 Los Angeles San Gabriel Mountains: Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of BP and L Rd and Jimenez St./Dominica Ave. 378 Comment
  UCR213582  Encelia farinosa A. C. Sanders, Karen Kirtland 2010-5-7 38340 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 104 Comment
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Mar 15 2016
  CAS-BOT-BC81970  Ephedra viridis W. R. Dudley; F. H. Lamb 1896-6-19 4609 Los Angeles from Fairmount to Cuddy's, Cuddy Canyon Comment
  UC569523  Ephedra viridis G. T. Nordstrom 1935-3-24 408 Los Angeles 1.75 mi se of the mouth of Beartrap Canyon (Beartrap Canyon a tributary of Piru Creek) 792 Comment
  UCR185587  Ephedra viridis A. C. Sanders 2007-4-25 33580 Los Angeles Tehachapi Mtns., Oso Canyon, 0.25 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1159 Comment
  UCR277160  Epilobium brachycarpum R. G. Swinney 2010-10-5 13985 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  UCR272958  Epilobium canum R. G. Swinney 2011-7-7 15468 B Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), central camp area 1098 Comment
  UC1964681  Epilobium canum H. M. Beard, R. S. Beard 1959-11-28 Los Angeles Topanga Canyon, ca 1/4 mi on Highway 27, S of Topanga post office. Comment
  SBBG60101  Epilobium canum subsp. canum R. Hoffmann 1931-10-1 Los Angeles near Oak's Garage, Mint Cyn Comment
  CAS-BOT-BC171916  Epilobium canum subsp. latifolium Charles F. Richter 1920-9-1 s.n. Los Angeles Mt. Islip, San Gabriel Mts. Comment
  RSA448518  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-9-20 153 Los Angeles Barret Canyon off San Antonio Canyon, San Gabriel Mountains 1311 Comment
  RSA588407  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-8-29 s.n. Los Angeles Mt. Waterman Ridge. Comment
  UCR168335  Epilobium canum subsp. mexicanum F. H. Elmore 1939-11-24 s.n. Los Angeles Channel Islands, Wilson Cove, San Clemente Island 122 Comment
  SBBG13806  Epilobium ciliatum M. A. Piehl 1962-10-3 62531 Los Angeles Middle Ranch Crk, ca. 0.5 mi from its mouth Comment
  UCR100435  Epilobium ciliatum Scott D. White 1992-10-8 895 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA0034302  Epilobium ciliatum subsp. ciliatum Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  RSA72278  Epilobium glaberrimum subsp. glaberrimum Robert L. Dressler 1949-7-23 936 Los Angeles 3 mi. E of Crystal Lake, San Gabriel Mtns. 2134 Comment
  RSA0064056  Epipactis gigantea R. G. Swinney 2010-9-9 13765 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA0086780  Equisetum hyemale R. G. Swinney 1967-6-25 14061 Los Angeles Glendora Wilderness Park, Big Dalton Canyon. 335 Comment
  RSA684617  Equisetum laevigatum F. R. Fosberg 1931-8-13 R- 115 Los Angeles Big Cienega, Pine Flats, N fork, San Gabriel River Comment
  SBBG131719  Equisetum laevigatum S. A. Junak 1999-5-21 SCa 980 Los Angeles Coffee Pot Cyn, just upstream from rd crossing 405 Comment
  UCD135570  Equisetum laevigatum Louis C. Wheeler 1933-5-13 1735 Los Angeles Cobal Canyon, San Gabriel Mts. 563 Comment
  RSA0115812  Equisetum telmateia subsp. braunii Steven A. Junak 1999-9-10 SCa- 1096 Los Angeles Santa Catalina Island. Middle Ranch Canyon, inland from Ben Weston Beach (Mills Landing). 91 Comment
  RSA639606  Equisetum telmateia var. braunii L. C. Wheeler 1932-6-12 818 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  POM16933  Equisetum telmateia var. braunii P. A. Munz 1923-5-1 7773 Los Angeles Puddingstone Canyon, San Dimas 244 Comment
  UCD33022  Eragrostis pectinacea var. pectinacea Beecher Crampton 1965-10-27 7592 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  RSA609012  Eremocarpus setiger L. C. Wheeler 1931-1 s.n. Los Angeles San Dimas: Puddingstone. Comment
  RSA421553  Eremocarpus setiger Geo. L. Moxley 1917-9-4 s.n. Los Angeles Eagle Rock. Comment
  RSA0045064  Eremogone macradenia var. macradenia Timothy S. Ross 1992-4-4 6091 Los Angeles Adobe Mountain; rocky southerly slope about 200m S of the summit (3458 ft). 1006 Comment
  RSA0030893  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1994-5-13 1202 B Los Angeles San Gabriel Mountains, Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon. 1066 Comment
  UCR209262  Eriastrum densifolium subsp. densifolium R. G. Swinney 2008-10-8 9538 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  SEINET14591860  Eriastrum sapphirinum L. C. Wheeler 1933-6-24 1881 Los Angeles Verdugo Creek, Verdugo Mills. 533 Comment
  UCR192816  Eriastrum sapphirinum Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  RSA0121278  Eriastrum sapphirinum Anstruther Davidson 1891-06 s.n. Los Angeles Glendale. Comment
  RSA0121298  Eriastrum sapphirinum subsp. dasyanthum Thos. Craig 1927-11-24 529 Los Angeles Indian Hill, Claremont. Comment
  UCR280870  Ericameria cooperi R. G. Swinney 2014-5-1 16333 Los Angeles San Gabriel Mountains/Mojave Desert, NW of Valyermo, extreme west end of Holcomb Ridge, 400-500 meters NE of Valyermo Rd. and 250 m east of Big Rock Wash, 0.3 mile north of jct. of Pallett Creek Rd. and Valyermo Rd. 1110 Comment
  UC1118768  Ericameria linearifolia R. St. John 1928-2-27 3 Los Angeles Plot 47 X/Z Elizabeth Lake Quadrangle, Texas Canyon 609 Comment
  UCR258945  Ericameria linearifolia R. G. Swinney 2010-5-11 12687 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  CHSC95436  Ericameria parishii LeRoy Gross 2001-9-1 446 Los Angeles Los Angeles Basin: Verdugo Mountains; north side, Along Hostetter Mountain Way. On steep old bulldoze ridge line that runs east off of Hostetter. 610 Comment
  POM47578  Ericameria parishii var. parishii I. M. Johnston 1924-8-13 s.n. Los Angeles Evey-Palmer Canyon Firebreak 1066 Comment
  SFV12664  Ericameria pinifolia M. H. Grayum, D. L. Koutnik 1977-11-25 894 Los Angeles San Gabriel Mountains Vicinity of Vasquez Rocks, near Agua Dulce. 671 Comment
  RSA730178  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
  UCD131898  Erigeron foliosus Robert C. Bechtel 1956-7-18 s.n. Los Angeles Tanbark Flat, San Dimas Experimental Forest. 822 Comment
  CAS-BOT-BC296206  Erigeron foliosus var. foliosus Fordyce Grinnell 1915-9-4 s.n. Los Angeles Above Arroyo Seco, West Fork Divide, San Gabriel Mts. Comment
  RSA601042  Erigeron foliosus var. stenophyllus Steve Boyd, Lauren Raz 1997-6-18 9971 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA91030  Erigeron foliosus var. stenophyllus F. W. Peirson 1920-5-12 231 Los Angeles Foothill Blvd. San Gabriel Wash, S base of San Gabriel Mts. 182 Comment
  OBI13963  Eriodictyon crassifolium var. nigrescens Robert J. Rodin 1953-5-17 5821 Los Angeles Near hwy 101, 3 mi S of Gorman Comment
  RSA0085099  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-23 12376 Los Angeles East end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park. 314 Comment
  RSA0097779  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-7-8 15493 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA563494  Eriodictyon crassifolium var. nigrescens Tim S. Ross, W. Appleby 1993-5-13 7115 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  UCR276817  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-21 12885 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SFV21987  Eriodictyon parryi J. N. Hogue 2011-7-23 397 .4 Los Angeles San Gabriel Mountains Camp Eaton (= old Camp Cumorah Crest). 1860 Comment
  POM158258  Eriodictyon traskiae M. B. Dunkle 1928-5-20 1961 Los Angeles Santa Catalina Island. Head of Swain s Canyon. 396 Comment
  UCR223300  Eriodictyon trichocalyx R. G. Swinney 2009-7-29 11424 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  SEINET5765986  Eriogonum J. M. Keefe 1977-6-11 22188 Los Angeles Foothill Boulevard near Tujunga Wash, Sunland. Comment
  RSA640288  Eriogonum angulosum Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  UCR127665  Eriogonum angulosum A. C. Sanders, Mark A. Elvin 2002-8-26 25580 Los Angeles Western Transverse Range/Santa Clara River Watershed, Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon, WNW of Del Valle 335 Comment
  UC1032019  Eriogonum cinereum A. D. Gifford 1934-4-26 161 -C Los Angeles head of Ramera Canyon Tiunfo Pass Quadrangle, Ramera Canyon Comment
  SD212686  Eriogonum cithariforme Anuja Parikh, Nathan Gale 2005-7-5 2123 Los Angeles Santa Susana Mountains: Newhall Ranch, slopes South of upper Potrero Canyon, South of Santa Clara River circa 2 miles East of the Ventura County line, study area 19 366 Comment
  RSA229137  Eriogonum cithariforme var. agninum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38840 Los Angeles San Gabriel Mountains: Chilao area, sandy roadbank on Angeles Crest Hwy. 1524 Comment
  UCD170249  Eriogonum davidsonii R. G. Swinney 2009-5-20 10839 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UCR145950  Eriogonum davidsonii Orlando Mistretta 1995-6-23 1826 Los Angeles Transverse Ranges; San Gabriel Mountains, Lookout Mt. Trail. Orobanche valida survey site 2 1829 Comment
  UCR239041  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3246 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 4.0 km west of State Hwy 14, 2.2 km southwest of California Aqueduct 1143 Comment
  SEINET6418003  Eriogonum elongatum James Henrickson 1972-11-2 8083 Los Angeles 4 miles N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road 372 Comment
  LA206776  Eriogonum fasciculatum Elizabeth Levine; 1949-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  RSA766102  Eriogonum fasciculatum Joseph A. Ewan 1936-7-22 9827 Los Angeles Blue Ridge trail. San Gabriel Mts. 2317 Comment
  RSA0115406  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-29 13242 Los Angeles San Gabriel Mountains; May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54. 610 Comment
  RSA225718  Eriogonum fasciculatum var. foliolosum Robert F. Thorne, A. C. Gibson 1971-5-22 397735 Los Angeles Fish Canyon. 305 Comment
  RSA393407  Eriogonum fasciculatum var. foliolosum Fay A. MacFadden 1931-4-10 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA393409  Eriogonum fasciculatum var. foliolosum Lester H. Cushman 1933-6-4 s.n. Los Angeles Glendale 488 Comment
  SBBG62038  Eriogonum fasciculatum var. foliolosum J. Ewan 1931-5-16 Los Angeles West Fk, Garapito Crk 457 Comment
  UC1032051  Eriogonum fasciculatum var. foliolosum H. A. Jensen 1933-5-18 162 A Los Angeles near Ravenna (Soledad Canyon); Tujunga Quadrangle, Soledad Canyon Comment
  CAS-BOT-BC250120  Eriogonum fasciculatum var. polifolium W. R. Dudley; F. H. Lamb 1896-6-8 4368 Los Angeles Near Neenach, Antelope Valley Comment
  UC1032080  Eriogonum fasciculatum var. polifolium H. A. Jensen 1933-6-1 163 B Los Angeles Pallett Rock Creek Quadrangle, Pallett Comment
  SBBG92151  Eriogonum giganteum A. C. Sanders 1988-5-18 7850 Los Angeles El Sequndo dunes immediately W of Los Angeles Int'l Airport and E of Vista Del Mar Blvd Comment
  RSA273142  Eriogonum giganteum var. giganteum Glenn A. Gorelick 1977-7-5 s.n. Los Angeles West end, Catalina Island. Comment
  RSA393224  Eriogonum gracile var. gracile Louis C. Wheeler 1931-9-1 49 Los Angeles 2 miles north of Claremont 412 Comment
  RSA393242  Eriogonum gracile var. gracile G. R. Johnstone 1930-10-19 s.n. Los Angeles Near rosemead Comment
  RSA585320  Eriogonum gracillimum Tim S. Ross 1991-4-27 4712 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA393660  Eriogonum maculatum Anstruther Davidson 1901-08 s.n. Los Angeles Rock Creek. Comment
  RSA587209  Eriogonum maculatum Orlando Mistretta, Christine Mistretta 1995-5-2 1663 B Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  RSA0081629  Eriogonum nudum var. pubiflorum R. G. Swinney 2010-9-9 13734 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR94474  Eriogonum nudum var. westonii Orlando Mistretta 1995-10-2 1944 Los Angeles San Gabriel Mtns, Little Rock Creek. Upstream from Basin Campground 1052 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
  SBBG65211  Eriogonum pusillum Anstruther Davidson -Jul-1893 Los Angeles Big Rock Crk Comment
  UCR182226  Eriogonum pusillum R. G. Swinney 1998-4-14 6002 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  POM2300  Eriogonum saxatile J. H. Barber 1897-7-11 251 Los Angeles Mt. Gleason summit. Comment
  CAS-BOT-BC262865  Eriogonum thurberi Peter Kamb 1948-6-26 1125 Los Angeles Tujunga Wash near Sunland 350 Comment
  RSA424971  Eriogonum thurberi F. R. Fosberg 1930-8-3 S 3081 Los Angeles Lexington Wash San Gabriel River. El Monte. 80 Comment
  RSA766490  Eriogonum thurberi Susan Hutchinson 1931-8-10 5593 Los Angeles Burbank San Fernando Valley. 213 Comment
  RSA585777  Eriogonum umbellatum var. munzii Orlando Mistretta 1995-7-11 1877 Los Angeles Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  SEINET6088125  Eriogonum wrightii Louis C. Wheeler 1968-7-23 Los Angeles San Gabriel Mtns Comment
  RSA0062624  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-9 13760 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA5501  Eriogonum wrightii var. subscaposum Carl B. Wolf 1932-8-11 4006 Los Angeles 8 miles below Big Pine Park on road to Little Rock, north slope of San Gabriel Mountains 1372 Comment
  UCD101568  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains, Heliport 0.3 mile north of South Mt. Hawkins. 2286 Comment
  POM357917  Eriophyllum confertiflorum L. S. Rose 1934-12-31 34535 Los Angeles Griffith Park. Comment
  RSA0081313  Eriophyllum confertiflorum R. G. Swinney 2010-4-28 12410 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0094357  Eriophyllum confertiflorum R. G. Swinney 2011-5-18 14134 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  RSA320807  Eriophyllum confertiflorum F. C. Boutin 1967-4-23 1684 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 305 Comment
  SDSU4090  Eriophyllum confertiflorum H. Wedberg 1966-4-3 1181 Los Angeles Above Hill Dr. at Neal, in Eagle Rock. 457 Comment
  SFV13417  Eriophyllum confertiflorum W. M. Perry 1980-5-14 19 Los Angeles San Gabriel Mountains Cattle Canyon. Collected on 2N06. Comment
  UCR124433  Eriophyllum confertiflorum I. W. Clokey, B. C. Templeton 1929-1 4477 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA0042926  Eriophyllum confertiflorum Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  RSA669153  Eriophyllum confertiflorum var. confertiflorum LeRoy Gross, Naomi Fraga 2002-4-4 506 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & 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. This home was burned down a long time ago, and road abandoned. 554 Comment
  SBBG95442  Eriophyllum confertiflorum var. confertiflorum M. B. Dunkle 1928-4-22 1891 Los Angeles Buttonshell Beach 12 Comment
  UC1211059  Eriophyllum confertiflorum var. confertiflorum Huron H. Smith 1912-5-3 4947 Los Angeles Azusa 243 Comment
  POM358086  Eriophyllum nevinii Anstruther Davidson 1930-8-22 s.n. Los Angeles Catalina [Island]. Comment
  POM358104  Eriophyllum pringlei Ron Yee 1979-5-6 115 Los Angeles Angeles National Forest. 610 Comment
  RSA0089240  Eriophyllum wallacei Steve D. Boyd, Gary D. Wallace 2011-4-14 12310 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  RSA630363  Erodium botrys Louis C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains: Mouth of Big Tujunga. 434 Comment
  RSA756890  Erodium botrys Orlando Mistretta, Christine Mistretta 2008-4-8 2392 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  UCR182671  Erodium brachycarpum R. G. Swinney 1998-4-13 5956 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA0020305  Erodium cicutarium Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5099 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA632004  Erodium cicutarium Louis C. Wheeler 1969-3-9 s.n. Los Angeles San Gabriel Mountains: Ridge between mouth of Big & Little Dalton Canyon. 351 Comment
  SBBG67637  Erodium cicutarium M. N. Ackley -Mar-1928 373 Los Angeles Eagle Rock 182 Comment
  RSA716363  Erodium cicutarium Andrea Edwards, Pam DeVries 2006-4-11 93 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UCD103235  Erodium cicutarium Louis C. Wheeler 1967-5-15 9605 Los Angeles San Gabriel Mountains: Whitney Canyon near Newhall. 487 Comment
  RSA248861  Erodium moschatum Robert F. Thorne 1973-4-11 42845 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  UC1211011  Erysimum capitatum Huron H. Smith 1912-5-3 4932 Los Angeles Azusa 243 Comment
  RSA530286  Erysimum capitatum var. capitatum M. B. Dunkle 1933-6-17 3605 Los Angeles San Antonio River Canyon 915 Comment
  CAS-BOT-BC55210  Erysimum suffrutescens Edith Abigail Purer 1935-5-12 6598 Los Angeles El Segundo. Comment
  UCR280574  Eschscholzia caespitosa R. G. Swinney 2014-6-5 16726 Los Angeles San Gabriel Mountains, Glendora, ridgetop north of Church of the Open Door, adjacent to & east of easternmost Hook Cyn. 427 Comment
  CAS-BOT-BC403188  Eschscholzia californica Timothy S. Ross; Steve Boyd 1994-5-11 7804 Los Angeles Liebre Mountains. Sawmill Mountain: W summit area ca 260-350 m SE of Sawmill Campground 1621 Comment
  CAS-BOT-BC403180  Eschscholzia californica Le Roy Abrams 1899-3-1 232 Los Angeles University Comment
  RSA433659  Eschscholzia californica subsp. californica M. Bisbee 1917-5-26 s.n. Los Angeles Eagle Rock. Comment
  RSA772391  Eschscholzia minutiflora R. G. Swinney 2009-5-12 10728 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge and Alimony Ridge Rd. and to 0.5 mi NW up ridge. 1435 Comment
  SEINET3155594  Eucalyptus globulus D. B. Dunn 1951-8-20 7625 Los Angeles 4911 Pasadena Ave. Terrace, LA. 244 Comment
  RSA3542  Eucrypta chrysanthemifolia Carl B. Wolf 1932-5-9 3486 Los Angeles At 2nd group of mine workings in left (east) fork of Pebbly Beach Canyon, Santa Catalina Island. 244 Comment
  CATA606  Eucrypta chrysanthemifolia var. chrysanthemifolia Mark L. Hoefs 1991-4-8 1053 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  SFV2530  Eulobus californicus M. L. Vincent 1963-5-7 348 Los Angeles Santa Susana Mountains Santa Susana Pass at the foot of the pass. 0.25 miles off the road in a meadow. 310 Comment
  UC1870334  Eulobus californicus LeRoy Gross, Laura Moore 2000-6-5 201 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. Elev. 900 Feet. Comment
  UCR167544  Euphorbia albomarginata S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  LA32302  Euphorbia peplus Henry J. Thompson; 1959-5-24 1988 Los Angeles Santa Monica Mountains, Tuna Canyon, 0.7 mi N of Coast Hwy 91 Comment
  RSA433507B  Euphorbia spathulata M. B. Dunkle 1928-5-13 1958 Los Angeles Santa Catalina Island. Head of Swain's Canyon. 396 Comment
  RSA433509B  Euphorbia spathulata Samuel R. Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon. 427 Comment
  JEPS32343  Euthamia occidentalis Frank W. Peirson 4161 Los Angeles Santa Clara River near Saugus 350 Comment
  POM187601  Euthamia occidentalis Joseph A. Ewan 1931-10-24 5277 Los Angeles Santa Monica Mountains: 0.5 mile below Seminole Hot Springs. Comment
  RSA613503  Euthamia occidentalis L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Doske Road. Comment
  UCR126906  Festuca microstachys A. C. Sanders, Tricia Wotipka, Mark A. Elvin, and others 2003-4-29 26157 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Road 488 Comment
  UCR186931  Festuca microstachys var. ciliata A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32023 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
  UCR167530  Festuca myuros Scott D. White, Brian Leatherman 2005-3-18 10803 A Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  SBBG20523  Festuca perennis E. R. Blakley 1963-12-7 6370 Los Angeles 200 yds SE of new air strip 60 Comment
  SD124451  Festuca perennis Barry Prigge 1986-3-29 7144 Los Angeles San Gabriel Mountains: South of Canyon Country at Golden Valley X Antelope Valley Freeway (State Highway 14). 456 Comment
  UCR152482  Ficus benjamina A. C. Sanders, Lee Jones 2005-4-8 29366 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA0088632  Ficus microcarpa R. E. Riefner Jr. 2015-7-19 15 -203 Los Angeles City of Carson, Dominguez Channel at Figueroa St. growing on S channel bank. 7 Comment
  RSA515135  Filago californica Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-29 8005 Los Angeles [San Clemente Island] Comment
  UCR229141  Filago californica Dan S. Cooper 2011-4-8 411- 42 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
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Jan 6 2012
  UCR241090  Filago californica Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  UCR7106  Filago californica Barbara T. Gittins 1968-2-24 4266 Los Angeles Channel Islands, Santa Catalina Island, near Isthmus, near watertower 72 Comment
  RSA453795  Foeniculum vulgare B. C. Templeton 1929-11-28 1446 Los Angeles Mandeville Canon, Santa Monica Mountains. 250 Comment
  RSA550697  Foeniculum vulgare T. S. Ross, Annette H. Ross 1991-7-29 5726 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 243 Comment
  RSA232664  Foeniculum vulgare Larry E. DeBuhr, Gary Wallace 1972-9-2 685 Los Angeles San Clemente Island, at the barracks area at Wilson Cove. Comment
  HSC101280  Forestiera pubescens R. G. Swinney 2009-4-24 10482 Los Angeles Transverse Ranges; San Gabriel Mtns. / Mojave Desert: Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA391395  Frankenia grandifolia H. E. Hasse 1889-7-30 s.n. Los Angeles Near Los Angeles Comment
  CATA1523  Frankenia salina Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-10 2741 Los Angeles Santa Catalina Island: Bluff below U.S.C. Building at Fisherman's Cove 6 Comment
  UC1349039  Frankenia salina Robert F. Thorne and P. Everett 1965-5-11 34534 Los Angeles e side Catalina Harbor; Santa Catalina Island, Ballast Point Comment
  NY169406  Franseria strigulosa L. T. Chamberlain s.n. Los Angeles Comment
  LA81923  Fraxinus dipetala O. H. Kappler; 1944-4-6 586 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  UCR126833  Fraxinus uhdei A. C. Sanders, Mark A. Elvin 2002-8-26 25592 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  LA49899  Fraxinus velutina R. L. Armacost; May 1963 sn Los Angeles 144 Comment
  UC1123385  Fraxinus velutina A. D. Gifford 1934-4-23 144 Los Angeles 0.5 mi w Lobe Canyon, forks of road; Triunfo Pass Quad. 243 Comment
  UCSB70302  Fraxinus velutina Ferren, Wayne; Hamilton, Jason 1993-9-1 Los Angeles Santa Monica Mtns. Tapia County Park. Comment
  CAS-BOT-BC212396  Fremontodendron californicum Timothy S. Ross; Steve Boyd 1990-6-18 3503 Los Angeles 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages, Ball Flat, San Gabriel Mountains 1767 Comment
  UCR137735  Fremontodendron californicum subsp. californicum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  RSA367724  Fritillaria biflora Samuel R. Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon. 457 Comment
  RSA613263  Funastrum cynanchoides var. hartwegii L. C. Wheeler 1932-8-1 1104 Los Angeles Liveoak Wash near La Verne 396 Comment
  RSA617168  Funastrum cynanchoides var. hartwegii LeRoy Gross 1998-9-18 64 Los Angeles Southern base of San Gabriel Mountains; Big Tujunga Wash east of the 210 freeway. 366 Comment
  UCD132355  Galinsoga parviflora Annetta M. Carter 1933-12-20 420 Los Angeles Residence of Mrs. N.C. Carter, Sierra Madre. Comment
  RSA600054  Galium andrewsii Steve D. Boyd, Lauren Raz 1997-5-20 9809 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
  POM367649  Galium andrewsii Thekla Mohr 1911-01 s.n. Los Angeles Topanga Canyon. Comment
  POM367647  Galium andrewsii subsp. intermedium Fay A. MacFadden 1931-4-22 2643 Los Angeles Summit of highway from Los Angeles to Lake Hughes. Comment
  UC2026513  Galium angustifolium Louis C. Wheeler 1967-7-15 10070 Los Angeles SAN GABRIEL MOUNTAINS: SW side Mt. Waterman. Comment
  UCD121578  Galium angustifolium A. C. Sanders; D. Malueg 1998-6-22 22021 Los Angeles San Gabriel Mtns.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE. 549 Comment
  UCR190796  Galium angustifolium R. G. Swinney 2001-5-18 7936 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  UCR88691  Galium angustifolium Scott D. White 1995-10-19 3705 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  POM367671  Galium angustifolium subsp. angustifolium L. E. Hoffman 1932-8-14 s.n. Los Angeles Crystal Lake, Angeles National Forest. 1524 Comment
  RSA600475  Galium angustifolium subsp. angustifolium Steve D. Boyd, Lauren Raz 1997-4-30 9603 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
  UC1583145  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-5-14 2463 Los Angeles Yerba Buena Ridge San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1155 Comment
  LA208348  Galium angustifolium subsp. foliosum John Thomas Howell; M. Hilend 1930-5-2 Los Angeles San Gabriel Mountains, Pacoima Dam Comment
  UC2026426  Galium angustifolium subsp. nudicaule Louis C. Wheeler 1968-5-31 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, just above the upper falls, below the campground, E of windy gap. Comment
  SBBG105351  Galium aparine R. M. Beauchamp 1976-5-22 4117 Los Angeles S side of cyn below Lemon Tank Comment
  UC1409084  Galium catalinense Robert F. Thorne and Doug Propst 1973-2-12 Los Angeles on slopes of hill e Isthmus (above Banning House); Santa Catalina Island, Ironwood Gully 182 Comment
  CAS-BOT-BC217509  Galium grande L. Street 1918-5-19 s.n. Los Angeles Mt. Wilson Trail Comment
  RSA202690  Galium jepsonii Lauramay T. Dempster, Clare B. Hardham 1965-6-16 4122 Los Angeles San Gabriel Mountains, Cloudburst Summit on Angeles Crest Highway north of Waterman Mountain. 2140 Comment
  RSA424702A  Galvezia speciosa M. B. Dunkle 1939-4-4 7249 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SBBG13626  Gambelia speciosa P. H. Raven 1962-4-10 17180 Los Angeles Wilson Cove Comment
  RSA0082567  Gamochaeta pensylvanica R. G. Swinney 2010-4-28 12433 Los Angeles near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  SBBG131131  Gamochaeta ustulata S. A. Junak 1999-5-21 SCa 969 Los Angeles E side of KBRT Valley, NE of Antenna Farm Valley 445 Comment
  SBBG32139  Gamochaeta ustulata R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -202 Los Angeles Bullrush Cyn, Salta Verde Comment
  CAS-BOT-BC158005  Garrya veatchii S. Y. Parnay Mar. 266 Los Angeles Mt. Wilson 914 Comment
  CAS-BOT-BC158007  Garrya veatchii Mrs. Beach Macdonald 1934-1-1 s.n. Los Angeles Foothills of San Gabriel Mts. above Monrovia Comment
  RSA716925  Garrya veatchii LeRoy Gross, Steve Boyd, Naomi S. Fraga, Valerie Soza 2006-3-17 2456 Los Angeles North side of the range. Whiting Woods road about three quarters to the main crest. Near. 671 Comment
  UC56686  Garrya veatchii Ernest Braunton 1903-1-10 791 Los Angeles Arroyo Seco 243 Comment
  UCR215970  Gaura coccinea Kieu-Chinh Tran, Ben Tran 2008-4-7 006 Los Angeles San Gabriel Valley, Pomona, beside 60 Fwy, SE of 60/71 intersection, near Towne Ave., across from shopping center 244 Comment
  RSA466821B  Gaura sinuata G. R. Johnstone 1932-4-30 s.n. Los Angeles Los Angeles. Roadside 3600 block Slauson St. Comment
  RSA755589  Gayophytum R. G. Swinney 2008-7-15 9228 Los Angeles Winston Peak. 2275 Comment
  RSA763104  Gayophytum R. G. Swinney 2008-8-13 9384 Los Angeles east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  UCR209502  Gayophytum R. G. Swinney 2008-6-17 9021 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UCR48944  Gazania longiscapa A. C. Sanders 1987-7-22 7171 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA527691  Gazania longiscapa Timothy S. Ross, Annette Ross 1991-6-3 5510 Los Angeles Elephant Hill: west Pomona. 250 Comment
  RSA747408  Gilia R. G. Swinney 2008-6-9 8969 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
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Dec 7 2018
  RSA656105  Gilia achilleifolia subsp. achilleifolia James Henrickson 1985-3-30 19765 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  RSA339258  Gilia aliquanta subsp. aliquanta R. F. Thorne, W. Wisura, S. Granger, Pamela Burton 1982-4-20 54972 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  UCR237897  Gilia angelensis Mark A. Elvin 2003-4-22 2529 Los Angeles Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  RSA470107  Gilia angelensis E. S. Spalding 1925-4-29 s.n. Los Angeles Waste lot, Glendale Comment
  CAS-BOT-BC94915  Gilia brecciarum R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-26 725 Los Angeles Hungry Valley State Vehicular Recreation Area, off I-5 about 2 mi. W of Gorman 1371 Comment
  RSA586343  Gilia brecciarum subsp. brecciarum Orlando Mistretta 1995-3-17 1550 Los Angeles Slopes southwest of Little Rock reservoir. On Emma section of Little Rock Creek Management Unit. 1219 Comment
  UCR190885  Gilia cana R. G. Swinney 2001-4-18 7908 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR129869  Gilia capitata P. A. Munz, L. T. Street, G. Williams 1919-4-5 2418 Los Angeles San Gabriel Valley, Puddingstone Canyon, San Dimas 335 Comment
  SFV21758  Gilia capitata subsp. abrotanifolia V. Soza, L. Gross, A. Munoz 2000-5-12 895 Los Angeles Verdugo Mountains Northwestern end of Verdugo Mountains. Crestline Drive from New Home Avenue in Sunland. Ridge east of 210 Freeway and west of fire road, south (above) water tank. Northeast-facing slope of ridgetop. 488 Comment
  UCSB29271  Gilia capitata subsp. abrotanifolia Blakley, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  UCR263053  Gilia latiflora Mitch Provance 2008-4-14 408- 01 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  SEINET7047889  Gilia latiflora Steven R. Hill, Kate Kramer 2001-4-22 33337 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  RSA493816  Gilia latiflora subsp. davyi A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7775 Los Angeles Mojave Desert, near Quartz Hill in Lancaster. S of Avenue L at 37th St. West 746 Comment
  UC879927  Gilia latiflora subsp. davyi I. W. Clokey, B. C. Templeton 1930-4-8 4656 Los Angeles w Lancaster; w of Lancaster 400 Comment
  RSA71840  Gilia latiflora subsp. latiflora F. W. Peirson 1921-5-19 2832 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  RSA86547  Gilia latiflora subsp. latiflora Verne Grant, Alva Grant 1954-4-19 9325 Los Angeles Just W of Littlerock on flat near low hills. 915 Comment
  RSA607021  Gilia leptantha subsp. transversa L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA567174B  Gilia malior T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3912 -A Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA0083773  Gilia minor J. Mark Porter 1998-4-27 11835 Los Angeles Antelope Valley: W. of Lancaster, N. side of Avenue G. Comment
  UCR163969  Gilia modocensis B. G. Pitzer 1998-5-23 3736 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA783531  Gilia multicaulis J. D. Olmsted 1958-3-2 5 Los Angeles Blanchard Park on Pomona College campus, Claremont near eastern end of Los Angeles County. 366 Comment
  UC1587749  Gilia nevinii Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5275 Los Angeles westerly fork Near-Death Canyon San Clemente Island, westerly fork Near-Death Canyon (draining to Mosquito Cove (drainage beginning 800 ft n of Rest [1336'] marker, 1800 ft se of Malo Knoll [1396'] San Clemente Is) 304 Comment
  RSA0017119  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-5-16 6063 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  RSA0017214  Gilia ochroleuca subsp. bizonata F. W. Peirson 1919-5-10 268 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains 915 Comment
  LA206805  Gilia ochroleuca subsp. ochroleuca T. Craig; 1927-6-8 433 Los Angeles Bear Canyon trail to summit of Mt. San Antonio 2133 Comment
  SBBG118565  Gilia ochroleuca subsp. vivida L. C. Wheeler 1970-7-25 Los Angeles Heliport, ca. 0.3 mi N of South Mt Hawkins 2286 Comment
  CAS-BOT-BC123844  Gilia traskiae Blanche Trask 1897-5-1 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  POM19147  Glycyrrhiza lepidota P. A. Munz 1923-5-27 6893 Los Angeles San Gabriel Mountains: Pallett Creek. Comment
  SFV12491  Glycyrrhiza lepidota M. H. Grayum, D. Gillen 1978-8-15 s. n. Los Angeles Santa Monica Mountains Malibu Creek, Century Ranch. 148 Comment
  UCR60818  Glyptopleura marginata Steve Boyd 1986-3-31 1568 Los Angeles Mojave Desert, Hwy 18 c. 1 mi east of junction with Hwy 138, NE of Pinyon Hills 1037 Comment
  RSA592018  Gnaphalium Mark Hoefs, D. Propst 1973-3-3 25 Los Angeles Santa Catalina Island: East slope of Black Jack Mt. 366 Comment
  UCR179727  Gnaphalium californicum R. G. Swinney, Dave Larson 1996-7-17 5146 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA545183  Gnaphalium californicum Timothy S. Ross 1992-4-16 6207 Los Angeles San Clemente Island: Central part of island on upland on upland Stipa pulchra grassland, 289 degrees WNW, 680m distant from 1603' peak above stone station 416 Comment
  RSA598377  Gnaphalium chilense L. C. Wheeler 1967-5-24 9760 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  POM158246  Gnaphalium chilense M. B. Dunkle 1928-5-27 1975 Los Angeles Hamtilton Canyon, San Clemente Island 38 Comment
  UCR126675  Gnaphalium luteoalbum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26215 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  RSA534058  Gnaphalium luteoalbum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5265 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). 313 Comment
  CAS-BOT-BC302602  Gnaphalium palustre John Thomas Howell 1931-5-29 6560 A Los Angeles Hills of Santa Monica Mts. at Santa Monica 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
  UCR197715  Grayia spinosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 72 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  UCR101208  Grindelia camporum var. bracteosa Steve Boyd, L. Raz 1997-6-18 9988 Los Angeles San Gabriel Mtns., Liebre Mountains, along Elizabeth Lake Road in Leona Valley, south of Portal Ridge, 5.1 rd. mi west of intersection with 90th St. W. 1055 Comment
  POM178029  Grindelia hirsutula J. Ewan 1931-5-11 4184 Los Angeles Vacant lot at Bonnie Brae Beverly Comment
  IRVC27658  Grindelia robusta Anstruther Davidson 1915-6-24 s.n. Los Angeles Near Santa Susanna Santa Susanna Mtns Comment
  LA210061  Guillenia lasiophylla Arthur C. Gibson; Tarja Sagar 2006-4-20 5129 Los Angeles Simi Hills, Palo Comado SMMNRA, SE of intersection of Cheeseboro Ridge Rd and sheep Corral Trail, above hiking trail Comment
  POM141  Guillenia lasiophylla Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  RSA244777  Guillenia lasiophylla F. R. Fosberg 1931-4-13 4594 Los Angeles Pebble [Pebbly] Beach Canyon, Santa Catalina Island 25 Comment
  CATA2001  Hainardia cylindrica Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 436 Los Angeles Santa Catalina Island: N edge of Upper Buffalo Springs Reservoir, just NW of Airport 435 Comment
  CATA1496  Harpagonella palmeri Mark L. Hoefs, Steven A. Junak 1996-5-1 2703 Los Angeles Santa Catalina Island: Road to Lone Tree, past Upper Road to Avalon Canyon 478 Comment
  RSA0112058  Harpagonella palmeri Steven A. Junak 2000-4-15 SCa- 1219 Los Angeles Santa Catalina Island. E of Lone Tree, at head of canyon, next to top of S-facing bluffs. 445 Comment
  RSA598131  Hazardia cana Reid V. Moran, Beauchamp, Tom Oberbauer 1975-8-24 22694 Los Angeles San Clemente Island: China Canyon above confluence of Iwo Jima Gulch. 200 Comment
  JEPS26136  Hazardia squarrosa var. grindelioides Peter H. Raven and Henry J. Thompson 1958-10-11 13743 Los Angeles at Coast Highway; Santa Monica Mountains, Las Tunas Canyon 152 Comment
  RSA133029  Hazardia squarrosa var. grindelioides Peter H. Raven 1959-9-18 14453 Los Angeles University of California 152 Comment
  RSA640036  Hedypnois cretica Steven A. Junak 1996-5-16 470 Los Angeles San Clemente Island: S end of island, just W of intersection of San Clemente Ridge road and road to Observation Post # (Building #6090). N side of cement helicopterpad, near plants, disturbed flats. 98 Comment
  RSA747200  Helenium bigelovii R. G. Swinney 2005-8-5 8382 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  SEINET3148245  Helenium bigelovii G. B. Grant 1904-7-23 545 a/6380 Los Angeles Mt. San Gorgonio Comment
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Aug 27 2013
  RSA629684  Helenium puberulum Scott D. White, David E. Bramlet 1998-8-11 7041 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
  RSA0094720  Helianthemum scoparium R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14341 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  RSA441791  Helianthemum scoparium var. vulgare M. Bisbee 1917-5-3 s.n. Los Angeles Hills north side Eagle Rock Valley. Comment
  SDSU4555  Helianthus annuus A. H. Gallup 1948-10-25 249 Los Angeles On raod below Padua Hills. 488 Comment
  RSA233494  Helianthus annuus subsp. lenticularis R. F. Thorne, M. Z. Thorne 1972-1-30 42171 Los Angeles Johnson's Pasture and down Gail Canyon 488 Comment
  RSA0012960  Helianthus californicus I. M. Johnston 1928-9-4 11147 Los Angeles Bouquet Canyon 762 Comment
  RSA92428  Helianthus gracilentus F. W. Peirson s.n. Los Angeles Verdugo Mountains Comment
  SBBG13190  Heliotropium curassavicum E. R. Blakley 1961-9-22 4730 Los Angeles Ballast Pt, Catalina Harbor Comment
  SBBG14235  Heliotropium curassavicum M. A. Piehl 1962-10-3 62486 Los Angeles main rd near jct with Middle Ranch Rd Comment
  POM246580  Heliotropium curassavicum var. oculatum F. R. Fosberg 1931-4-29 4712 Los Angeles Mouth of Cottonwood Canyon. Santa Catalina Island 2 Comment
  RSA54175  Hemizonia clementina C. B. Wolf 1932-5-9 3435 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  UCSB31381  Hemizonia clementina Don Schroeder s. n. Los Angeles collected in the San Clemente Island San Clemente Island Comment
  POM360263  Hemizonia fasciculata F. R. Fosberg 1930-6-26 3012 Los Angeles Culver Garden. 15 Comment
  SEINET11848424  Hemizonia kelloggii J. F. Bright, Wyman, C. 1931-1 5577 Los Angeles back of Manhattan Beach Comment
  RSA0001292  Hemizonia minthornii T. W. Minthorn 1923-11-12 17080 Los Angeles Near Chatsworth, in Santa Susanna Mts. Comment
  SBBG32091  Hesperolinon micranthum R. N. Philbrick 1967-5-18 B 67 -188 Los Angeles Wild Boar Gully, Salta Verde Comment
  CAS-BOT-BC135902  Hesperoyucca whipplei Alice Eastwood 1906-6-5 223 Los Angeles Country adjacent to Los Angeles. Comment
  RSA0101278  Hesperoyucca whipplei R. G. Swinney 2011-6-22 15264 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  IRVC28681  Heteromeles arbutifolia A. C. Sanders, Mark Elvin 2002-6-18 25128 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  LA105090  Heteromeles arbutifolia Barry A. Prigge; 1988-7-3 8235 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  LA200819  Heteromeles arbutifolia J. Sauer; D. Bradbury, R. Thaman 1969-12-7 4679 Los Angeles Santa Monica Mountains, Latigo Canyon Comment
  RSA0072407  Heteromeles arbutifolia var. macrocarpa F. Raymond Fosberg 1931-12-11 7159 Los Angeles Santa Catalina Island. Gallagher's Beach. 2 Comment
  RSA93356  Heterotheca fastigiata F. W. Peirson 1918-10-21 1226 Los Angeles West Fork of San Gabriel River. 1067 Comment
  RSA0021877  Heterotheca grandiflora Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5108 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0089900  Heterotheca sessiliflora subsp. sessiliflora Dean Wm. Taylor 2003-5-29 18607 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction, Road 1N36. 868 Comment
  SD236410  Heuchera elegans R. G. Swinney 1998-8-13 6740 Los Angeles San Gabriel Mtns.: summit of Iron Mountain. 2427 Comment
  UCR129355  Heuchera elegans F. W. Peirson 1924-5-27 4639 Los Angeles San Gabriel Mtns., north slope, Strawberry Peak 1753 Comment
  SBBG70471  Heuchera rubescens Anstruther Davidson -Jun-1893 Los Angeles Wilson's Peak Comment
  RSA95174  Hieracium albiflorum F. W. Peirson 1921-7-3 2480 Los Angeles Vincent Gulch tributary to East Fork of San Gabriel Mts. [River] 1982 Comment
  CATA212  Holodiscus discolor Mark L. Hoefs, A. Douglas Propst 1973-4-24 195 Los Angeles Santa Catalina Island: Upper Descanso Canyon, west fork 198 Comment
  CAS-BOT-BC149952  Holodiscus discolor var. discolor Blanche Trask 1900-6-1 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  CAS-BOT-BC149959  Holodiscus discolor var. discolor Grant 1904-6-5 6275 Los Angeles Milland Canyon Comment
  SBBG116999  Hordeum intercedens S. A. Junak 2001-5-3 SCa 1464 Los Angeles just N of Airport Rd, above head of Swain's (Swain) Cyn 408 Comment
  RSA651786  Hordeum murinum subsp. glaucum Richard L. Herrin 1948-3-29 s.n. Los Angeles Corner of Olive Avenue & Kenneth Road in vacant lot in Burbank. Comment
  RSA669291  Hordeum murinum subsp. glaucum LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2002-4-27 531 Los Angeles Valley Forge Campgroud, in the West Fork of the San Gabriel river. 1057 Comment
  RSA188142  Hordeum murinum subsp. leporinum R. F. Thorne 1966-4-4 35777 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove 30 Comment
  UCR258964  Hordeum murinum subsp. leporinum R. G. Swinney 2010-2-27 11758 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCSB12228  Hordeum vulgare Hochberg, Fred 1961-3-17 Los Angeles 20 meters below Milk Barn, Middle Ranch, Middle Canyon, Catalina Island Comment
  RSA562550  Hordeum vulgare var. trifurcatum Steve Boyd, Orlando Mistretta 1993-5-11 8131 Los Angeles Western San Gabriel Mtns, north of Sylmar and south of Santa Clarita, within rhe Tujunga Ranger District of the Angeles National Forest, along Placerita canyon Road within Placerita canyon 488 Comment
  POM296500A  Horkelia cuneata subsp. puberula Lyman D. Benson 1945-3-16 11608 Los Angeles Claremont, Pacific slope drainage area. 351 Comment
  UC860571  Horkelia cuneata subsp. puberula Louis C. Wheeler 1932-5-23 753 Los Angeles San Gabriel Wash at Arrow Highway; San Gabriel Wash at Arrow Highway 106 Comment
  CAS-BOT-BC537280  Horkelia cuneata var. cuneata Peter H. Raven 1959-4-18 13998 Los Angeles Santa Monica Mountains, Point Dume 24 Comment
  SD31154  Horkelia cuneata var. puberula Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills, hillside Comment
  LA31719  Hosackia crassifolia var. crassifolia Mary V. Hood; 1943-7-11 43- 85 k Los Angeles Charlton Flat 1310 Comment
  SD127583  Hosackia crassifolia var. crassifolia Scott Zona, D. Arias, O. Dorado, M. Hanson, J. -L. VillaseAor 21-28 Jun 1989 345 Los Angeles Mountain High Ski Resort, west of Wrightwood, north slopes of San Gabriel Mountains, in sunny areas on ski runs & at base of slopes in disturbed areas 2018 Comment
  RSA305978  Hulsea heterochroma J. L. Huber 1981-6-20 1806 Los Angeles Mt. Pacifico Rd., ca. 2 mi. north of Chilao Station, San Gabriel Mountains 1677 Comment
  UCR119551  Hulsea heterochroma L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Little Rock Creek near Cedar Springs 1982 Comment
  RSA585332  Hymenoclea salsola Timothy S. Ross 1991-4-27 4715 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA589262  Hymenoclea salsola Timothy S. Ross 1991-4-28 4778 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  CATA1834  Hypochaeris glabra Denise Kraus 2000-4-24 13 Los Angeles Santa Catalina Island: (Goat Harbor burn area) approximately 2,770 ft. north of Airport Road and 690 ft. east of western fuel break ridge (western fuel break ridge starts midway along parking loop off Airport Road). At GHB Transect 3 368 Comment
  RSA584503  Hypochaeris glabra Timothy S. Ross 1992-5-24 6411 Los Angeles Brown's Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  RSA600891  Hypochaeris glabra L. C. Wheeler 1967-5-13 9525 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 259 Comment
  UC1587172  Hypochaeris radicata Tim Ross 1991-5-23 5507 Los Angeles n side Building 60112 (Wilson Cove Settlement); San Clemente Island, Wilson Cove Settlement 53 Comment
  RSA279098  Isocoma menziesii var. vernonioides R. F. Thorne, D. Propst, Mark Hoefs 1974-9-12 45112 Los Angeles Santa Catalina Island: near Buffalo Springs Reservoir. 427 Comment
  UCR204048  Iva axillaris R. G. Swinney 2005-5-21 8269 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  SEINET11839632  Iva axillaris R. F. Thorne, Tilforth, C. W.; Nilsson, S. 1972-1 42188 Los Angeles San Gabriel Mts., Angeles NF, Caldwell Lake near Valyermo (sag pond on San Andreas Fault) 1570 Comment
  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
  IRVC27334  Juglans californica A. C. Sanders, Mark Elvin 2003-8-7 27165 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  UCR125250  Juglans californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25544 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  RSA754209  Juglans californica var. californica Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1788 Los Angeles San Gabriel River Watershed; along San Dimas Canyon Road below dam on east side of road in draw 449 Comment
  RSA709602  Juncus acutus A. C. Sanders, Mark A. Elvin 2003-8-7 27179 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. 267 Comment
  SBBG57234  Juncus acutus R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UC212779  Juncus ambiguus I. Johnston 1917-6-14 1347 Los Angeles w of Pomona Comment
  UCR205249  Juncus macrophyllus R. G. Swinney 2005-8-11 8469 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA188249  Juncus mexicanus Robert F. Thorne, Percy C. Everett 1965-6-23 34967 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 305 Comment
  RSA639104  Juncus rugulosus L. C. Wheeler 1966-10-1 8939 Los Angeles San Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  RSA0021437  Juncus textilis F. C. Ball 1933-4-26 s.n. Los Angeles Verdugo Woodlands, Glendale 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
  RSA0087323  Juncus xiphioides R. G. Swinney 2010-6-29 13380 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  UCR271203  Juncus xiphioides R. G. Swinney 2011-11-1 15973 Los Angeles San Gabriel Mountains, West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  HSC24456  Juniperus californica B. A. Prigge 1970-12-29 113 Los Angeles 5 mi. SE of Llano on county road N-4, N slope of San Gabriel Mtns. 1159 Comment
  SEINET13383400 Image available Juniperus californica R. G. Swinney 2010-1 13078 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  SEINET3863462 Image available Juniperus californica Timothy S. Ross, Steve Boyd 1994-9-20 8224 Los Angeles Upper BEE CANYON: drainage on SE side of Antelope Valley Freeway (Hwy14) 1.1 road miles SW of Agua Dulce Road.; 0 661 Comment
  UC1134268  Juniperus californica G. T. Nordstrom 1935-3-20 385 Los Angeles 1.75 mi e mouth of Snowy Creek; Santa Barbara National Forest, Tejon Quad. 1036 Comment
  RSA401723A  Keckiella antirrhinoides L. E. Hoffman 1923-3-17 s.n. Los Angeles Temescal canyon. Comment
  CAS-BOT-BC235752  Keckiella cordifolia Steven A. Junak 1996-5-20 SCI- 514 Los Angeles San Clemente Island: Mosquito Cove, at mouth of first gully S of main canyon 6 Comment
  CAS-BOT-BC235759  Keckiella cordifolia Robert F. Thorne 1967-5-19 36894 Los Angeles Santa Catalina Islasnd: Lower Middle Ranch Canyon below Eagle's Nest 91 Comment
  RSA0091196  Keckiella cordifolia Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  RSA400468  Keckiella ternata subsp. ternata Christopher Davidson 1967-10-7 961 Los Angeles Mt. Baldy trail from Baldy Village, near Bear Flat. 1524 Comment
  UC1063189  Keckiella ternata var. septentrionalis G. T. Nordstrom 1935-1-25 316 Los Angeles 1 mi ssw Peace Valley entrance; Santa Barbara National Forest, Tejon Quad. 914 Comment
  UC1075817  Kochia scoparia Robert Townsend 1955-8-25 Los Angeles between Dominguez Wilmington (on Alameda St., ca. 150 yds. n. of Carson St. intersection, on R.R. right-of-way) Comment
  LA204719  Krascheninnikovia lanata A. M. Johnson; 1932-4-17 3964 Los Angeles N of Palmdale Comment
  UC1093935  Krascheninnikovia lanata Herbert L. Mason 1926-4-26 2993 Los Angeles 1 mi. e. Palmdale Comment
  UCR164123  Krascheninnikovia lanata T. B. Salvato, Sandra Murcia 2005-11-1 1244 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  UCR197786  Krascheninnikovia lanata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 119 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  UC73940  Laennecia coulteri J. Q. Adams 1905-1-1 14 Los Angeles Soldier's Soldier's Home Comment
  RSA339629  Lamium amplexicaule Robert F. Thorne 1980-3-23 54012 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  UCR59550  Larrea tridentata Ed LaRue 1989-5-11 s.n. Los Angeles Western Mojave Desert, Palmdale, c. 0.5 mi (air) east of Alpine Springs [Mobile Home] Park, c. 0.5 mi. (air) north of point where Hwy 138 [=Sierra Hwy or Pearblossom Hwy] crosses California Aqueduct & c. 0.75 mi. (air) south of Ave. S 856 Comment
  UC1871211  Lasthenia californica Tim Ross 1993-4-21 6854 Los Angeles Sant Catalina Island; SW part of the island in the vicinity of Cactus Peak (1560 ft); slope and small ridges N of Cactus Peak summit 426 Comment
  RSA0009744  Lasthenia californica Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  IRVC26175  Lasthenia glabrata subsp. coulteri Mark A. Elvin, Cathleen Weigand 2003-4-7 2435 Los Angeles Newhall Ranch, junction of Hasley Canyon and Castaic Creek Castaic Valley 335 Comment
  POM361482  Lasthenia gracilis F. R. Fosberg 1931-4-16 4652 Los Angeles Bulrush Ridge, Santa Catalina Island 220 Comment
  UC55099  Lasthenia gracilis H. M. Hall 1903-4-1 3764 Los Angeles Playa del Rey Comment
  UC891319  Lasthenia gracilis Ezra C. Knopf 126 a Los Angeles Santa Catalina Island Comment
  POM1797  Lathyrus vestitus subsp. laetiflorus C. F. Baker 1904-4-15 4186 Los Angeles Claremont Comment
  CAS-BOT-BC321502  Layia glandulosa Frank W. Pierson 1921-5-19 2413 Los Angeles Little Rock Creek Comment
  RSA611841  Layia glandulosa Steve Boyd, Valerie Soza 1998-4-28 10171 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  UCR192175  Layia glandulosa A. C. Sanders 2008-4-17 34928 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  CAS-BOT-BC321509  Layia glandulosa A. D. E. Elmer 1902-6-1 4162 Los Angeles Lancaster Comment
  OBI28032  Layia glandulosa David J. Keil, Dirk Walters 1977-4-30 12298 Los Angeles Ridge Rte 1 mi S of jctn with Los Angeles Co rd N-2 Comment
  POM97151  Layia glandulosa P. A. Munz 1925-4-23 9420 Los Angeles San Gabriel Canyon 305 Comment
  SBBG98483  Layia platyglossa T. Ross 1991-5-23 5497 Los Angeles lower Tota Cyn 88 Comment
  UC63245  Layia platyglossa H. M. Hall 1903-4-1 3763 Los Angeles Playa del Rey Comment
  UCR78146  Layia platyglossa subsp. campestris Wandalee Thompson 1964-4-22 31 Los Angeles Transverse Range; Liebre Mtns., Thompson Ranch entrance road, 20660 West Pine Canyon Road, c. 5 miles west of Lake Hughes 1128 Comment
  POM361674  Layia platyglossa subsp. campestris Fossler 1923-4-2 s.n. Los Angeles near Arroyo Seco Comment
  SBBG131936  Lepechinia fragrans S. A. Junak 2000-5-19 SCa 1327 Los Angeles just W of rd out to first ridge, W of Twin Rocks ridge 304 Comment
  UCR186787  Lepidium draba Gary Kovnat, LeRoy Gross 2004-4-25 53 Los Angeles San Gabriel Mountains, Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone Comment
  RSA177865  Lepidium lasiocarpum R. F. Thorne, P. Everett 1965-5-11 34594 Los Angeles Santa Catalina Island. N side of N cove of Little Harbor. 5 Comment
  SBBG131499  Lepidium lasiocarpum S. A. Junak, B. Collins 1991-4-24 SCI 182 Los Angeles W side of W Shore Rd 36 Comment
  POM121543  Lepidium nitidum Marcus E. Jones 1882-11-29 3036 Los Angeles Pasadena. Comment
  RSA0042308  Lepidium nitidum var. nitidum Mark L. Hoefs, Steven A. Junak 2000-4-14 3073 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor. 469 Comment
  RSA595739  Lepidium pinnatifidum L. C. Wheeler 1945-8-25 6100 Los Angeles Alhambra. West Main Street. Comment
  RSA597576  Lepidium pinnatifidum L. C. Wheeler 1970-5-22 s.n. Los Angeles Los Angeles. Ramirez St. at Macy St. Comment
  SD230190  Lepidium pinnatifidum Louis C. Wheeler 1973-6-12 Los Angeles California State University, Long Beach. Comment
  CATA1598  Lepidium strictum Mark L. Hoefs, Robert F. Thorne 1998-4-25 2867 Los Angeles Santa Catalina Island: At Echo Lake 402 Comment
  CAS-BOT-BC60043  Lepidium virginicum var. menziesii Geo. B. Grant 1901-3-8 5590 Los Angeles Glen Mary [?]. Comment
  RSA0089851  Lepidium virginicum var. virginicum Dean Wm. Taylor 2003-5-29 18606 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction, Road 1N36. 868 Comment
  CAS-BOT-BC339173  Lepidospartum F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  RSA155884  Lepidospartum squamatum Peter H. Raven 1961-10-15 16863 Los Angeles Betw Foothill Blvd (Hwy 66) and the Botanic Garden, Claremont 366 Comment
  RSA306178  Lepidospartum squamatum Fay A. MacFadden 1931-9-15 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  POM1179  Leptochloa fusca subsp. uninervia I. M. Johnston 1910-10-21 2163 Los Angeles Los Angeles river at Aliso St. bridge Comment
  UCR256694  Leptosiphon breviculus J. M. Porter, Lauren E. Machen 2012-5-30 15131 .2 Los Angeles San Gabriel Mtns., Along CA Hwy 2 (Angeles Crest Highway) across the highway from Dawson Saddle Trail (and pull-off) 2412 Comment
  RSA228855  Leptosiphon breviculus R. F. Thorne 1971-6-26 39987 -A Los Angeles Angeles National Forest. Near Chilao Old Camp. 1616 Comment
  RSA468530  Leptosiphon grandiflorus Amelia Eatherton 1930-05 16041 Los Angeles Griffith Park. Comment
  SD120819  Leptosiphon liniflorus Frank W. Peirson 1919-6-7 456 Los Angeles Cow Canyon Divide. 1372 Comment
  RSA468544  Leptosiphon parviflorus L. C. Wheeler 1932-5-27 769 Los Angeles Burbank Canyon, Thompson Creek Dam. 488 Comment
  CAS-BOT-BC225645  Leptosiphon pygmaeus subsp. pygmaeus Robert F. Thorne 1966-4-17 36077 Los Angeles Grassland near reservoirs between Boulder & Horton, NE side of island, San Clemente Island 487 Comment
  SFV6456  Leptosyne californica T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 209 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  LA99312  Lessingia filaginifolia var. filaginifolia Jonathan Sauer; Walt Westman 1977-2-6 5927 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  CAS-BOT-BC339273  Lessingia glandulifera var. glandulifera Smith; Holsten 1974-8-15 0523 Los Angeles Texaco Oil Field Castaic Comment
  UC1375331  Lessingia glandulifera var. glandulifera Robert F. Thorne and C. W. Tilforth 1971-6-17 39901 Los Angeles Soledad Canyon Road 1.3 mi e junction with Antelope Valley Freeway (near junction of Bee Canyon with Santa Clara River valley); N slope of San Gabriel Mts. 548 Comment
  SD134518  Lessingia lemmonii var. ramulosissima Craig Reiser 1988-8-17 Los Angeles Western periphery of Palmdale, near freeway Comment
  POM7103  Leymus condensatus M. Hitchcock 1918-4-3 39 Los Angeles Topango [Topanga] Canyon. Comment
  UCD64548  Leymus condensatus Peter H. Raven; Henry J. Thompson 1959-6-4 14336 Los Angeles Santa Monica Mountains, Point Dume. 30 Comment
  RSA202468  Leymus triticoides R. L. Armacost 1963-6-6 1665 Los Angeles Parkway. S. Monica. Comment
  RSA716472  Leymus triticoides Scott D. White, Andrea Warniment 2006-7-7 11612 Los Angeles Gorman area, Gorman creek NE of the I-5 Freeway. SE Tehachapi Mts. 1037 Comment
  SBBG33432  Leymus triticoides A. D. E. Elmer -Jun-1902 3652 Los Angeles Acton Comment
  SEINET13943226 Image available Ligustrum Joseph Andorfer Ewan 1933-1 10945 Los Angeles Shatto Street near Union Ave Comment
  UCR229514  Limonium californicum Jeremiah George 2011-8-18 s.n. Los Angeles South Coast, Wilmington, NE corner of intersection of Pacific Coast Hwy and Terminal Island (103) Fwy 3 Comment
  RSA468565  Linanthus androsaceus subsp. luteolus Anstruther Davidson 1890-1 s.n. Los Angeles Foothills, L.A. [Los Angeles] Comment
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Oct 25 2015
  RSA586541  Linanthus aureus T. S. Ross 1991-4-27 4674 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg. SW of Three Sisters buttes. 982 Comment
  UCR14497  Linanthus breviculus George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns., Calif. Hwy 2, 2 miles SW of Calif. Hwy 138, beside Sheep Creek 1524 Comment
  UCR147619  Linanthus breviculus Naomi Fraga, Paul Morton 2004-5-18 1185 Los Angeles Transverse Ranges; San Gabriel Mountains region, Spur trail from main trail to summit of Mount Hillyer. 1860 Comment
  CAS-BOT-BC226743  Linanthus californicus Fordyce Grinnell 1916-6-10 s.n. Los Angeles Sister Elsie Pk., San Gabriel Mts. Comment
  LA206677  Linanthus californicus M. Zaitlin; 1951-4-14 sn Los Angeles Angeles National Forest, Elizabeth Lake Canyon 304 Comment
  RSA122988  Linanthus californicus G. T. Nordstrom 1935-2-26 339 Los Angeles 21/2 mi. S.E. of Mouth of Liebre Gulch. 671 Comment
  RSA584693  Linanthus californicus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2975 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
  RSA652613  Linanthus californicus Marion P. Harthill 1971-5-11 179 Los Angeles San Antonio Canyon. Comment
  RSA0070208  Linanthus parryae Orlando Mistretta, Christine Mistretta 2003-4-30 1988 Los Angeles Saddleback Butte State Park. 824 Comment
  UC1537475  Linanthus parviflorus Gordon H. True Jr. 1935-5-16 286 Los Angeles Bouquet Canyon 548 Comment
  SBBG13320  Linanthus pygmaeus subsp. pygmaeus M. A. Piehl, P. H. Raven 1962-6-9 62371 Los Angeles Thirst 597 Comment
  RSA80421  Linaria canadensis var. texana F. W. Peirson 1920-5-12 2129 Los Angeles San Gabriel Wash at Foothill boulevard, west of Azusa. 183 Comment
  JEPS28818  Linaria maroccana Peter H. Raven, Henry J. Thompson 1960-4-24 15120 Los Angeles junction fo Decker Road and Mulholland Highway (Santa Monica Mountains); Santa Monica Mountains 457 Comment
  JEPS47656  Lithophragma affine Frank W. Peirson 1918-5-19 69 Los Angeles Millard's Canyon; San Gabriel Mountains, Millard's Canyon 609 Comment
  RSA646990  Lithophragma affine LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 199 Los Angeles San Rafael Hills: South of Descanso Garden and north of the main ridge. 487 Comment
  SFV12412  Lithophragma affine subsp. affine D. L. Koutnik, J. G. Cuti 1978-4-19 379 Los Angeles Verdugo Mountains On fire road through Stough Canyon to La Crescenta. 549 Comment
  CAS-BOT-BC432206  Lithophragma bolanderi G. B. Grant 1906-6-10 s.n. Los Angeles Castle Canyon, Mt. Lowe 1219 Comment
  RSA606998  Lithophragma bolanderi Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  UCR108651  Lithophragma bolanderi L. C. Wheeler 1967-5-18 9627 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA561604  Lithophragma bolanderi Steve Boyd, Orlando Mistretta 1993-6-3 8173 -A Los Angeles North of Sylmar and south of Santa Clarita. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons, 1/4 mile northeast of May Canyon saddle. 914 Comment
  CLARK-A1528-5171  Lithophragma heterophyllum John C. Roos 1942-4-18 1082 Los Angeles San Gabriel Mountains Comment
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Aug 22 2016
  UCR24395  Lithophragma heterophyllum John C. Roos 1942-4-18 1082 Los Angeles Transverse Range; San Gabriel Mtns., East Fork of Santa Anita Canyon Comment
  UCR61250  Lobelia dunnii var. serrata R. G. Swinney 1967-7-31 199 Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wildness Park, Big Dalton Canyon Comment
  RSA679859  Loeseliastrum matthewsii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 890 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA0115829  Logfia filaginoides R. G. Swinney 2011-3-29 14262 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  SD252285  Logfia gallica Steven A. Junak 1999-5-20 Sca 941 Los Angeles Santa Catalina Island: just S of Cottonwood-Black Jack Road, along N side of Escondido Canyon 323 Comment
  RSA656211  Lolium perenne Joseph M. Keefe 1978-5-16 22920 Los Angeles Verdugo Mountains: Mountain Street, 0.5 km west of Glendale Freeway (Highway 2) Glendale College, Glendale, San Rafael Hills. 290 Comment
  RSA762244  Lolium perenne Orlando Mistretta, Christine Mistretta 2008-5-19 3122 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  SBBG106914  Lolium temulentum M. L. Hoefs, R. F. Thorne 1995-7-26 2472 Los Angeles lower Middle Cyn, just below Eagle's Nest Lodge 134 Comment
  SFV2585  Lomatium dasycarpum K. A. Wilson 1961-3-12 1012 Los Angeles Santa Monica Mountains Decker Road (Los Alisos Canyon), 1 mile south of Decker School. 285 Comment
  UCD127630  Lomatium dasycarpum subsp. dasycarpum Steve Boyd; Lauren Raz, Timothy S. Ross 1997-4-1 9467 Los Angeles upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat. 792 Comment
  UC106237  Lomatium lucidum Dr. H. E. Hasse April 1888 Los Angeles Sierra Madre foothills Comment
  RSA653154  Lomatium mohavense B. Pitzer 1998-5-23 3749 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca 1/2 mi. S of Sierra Hwy., 34 29.26'N, 118 08.2W [UTM 10km cell: 11SLJ-9E, 1N. Soledad Canyon] 945 Comment
  SBBG59784  Lomatium nevadense R. Hoffmann 1929-5-22 Los Angeles hills above Elizabeth Lake Comment
  UCR183991  Lomatium utriculatum A. C. Sanders 2007-4-19 33413 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA597995  Lomatium vaginatum Steve Boyd, Lauren Raz 1997-3-14 9167 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon., Near 34 deg 43' 55.9''N 118 deg 39' 33.8''W 1450 Comment
  RSA0113729  Lonicera hispidula Steven A. Junak 1999-5-21 SCa- 992 Los Angeles Santa Catalina Island. Coffee Pot Canyon, just upstream from Washingtonia & SCa-990. 427 Comment
  UC28532  Lonicera interrupta J. H. Barber 1897-6-27 200 Los Angeles Aliso Canyon Comment
  UC216142  Lotus crassifolius var. crassifolius I. M. Johnston 1917-6-20 1495 Los Angeles Baldy Lookout San Antonio Mountains 2133 Comment
  RSA90352  Lotus crassifolius var. crassifolius F. W. Peirson 1905-7-14 4078 Los Angeles Bear Flat Comment
  RSA273124  Lotus dendroideus var. dendroideus Glenn A. Gorelick 1978-5-26 s.n. Los Angeles Catalina Harbor, Santa Catalina Island. Comment
  RSA52139  Lotus dendroideus var. traskiae I. L. Wiggins 1949-2-21 s.n. Los Angeles San Clemente Island: Wilson's Cove Comment
  RSA646114  Lotus grandiflorus var. grandiflorus Orlando Mistretta 1992-9-9 s.n. Los Angeles San Gabriel Mountains: ''Sold'' Peak. North Fork Management Unit; Tujunga Ranger District. Comment
  UCR222774  Lotus heermannii R. G. Swinney 2009-5-8 10698 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 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
  RSA709540  Lotus humistratus A. C. Sanders, Mark Elvin 2003-4-29 26155 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east of Lake Hughes Rd. 488 Comment
  UCR191682  Lotus humistratus A. C. Sanders 2008-4-18 34962 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 995 Comment
  UCR209901  Lotus nevadensis R. G. Swinney 2008-7-24 9291 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA570341  Lotus nevadensis var. davidsonii T. S. Ross 1991-7-24 5628 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA628577  Lotus nevadensis var. davidsonii L. C. Wheeler 1967-7-15 10069 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  POM175415  Lotus oblongifolius var. oblongifolius Joseph A. Ewan 1930-6-23 2653 Los Angeles Little Cienega below Crystal Lake 1463 Comment
  CSUSB1230  Lotus salsuginosus Becky Alejandre 1970-5-18 Los Angeles Malibu Lagoon 18 miles north of the Pacific Coast Highway. A sandy wash area 10 feet from Malibu Creek, 0.5 mile east of Market Basket Store on Las Virgenes Road. Comment
  UCR256196  Lotus salsuginosus R. G. Swinney 2010-3-22 12009 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  SFV10441  Lotus salsuginosus var. salsuginosus M. J. Teiman 1979-4-27 20 Los Angeles Santa Susana Mountains Browns Canyon. Dry, disturbed field by road side. 365 Comment
  UCR197202  Lotus salsuginosus var. salsuginosus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 697 Los Angeles Transverse Ranges: Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  RSA670034  Lotus scoparius Joseph M. Keefe 2001-1-19 30975 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 385 Comment
  UCR117119  Lotus scoparius A. C. Sanders, D. Malueg 2001-5-17 24322 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  RSA406847  Lotus scoparius Ronald Estes 1949-6-24 4239 a Los Angeles Los Padres National Forest. 457 Comment
  SEINET12151341  Lotus scoparius H. M. Hall 1902-1 3094 Los Angeles San Francisquito Pass 457 Comment
  UC527604  Lotus scoparius var. brevialatus C. B. Wolf 1931-6-25 Los Angeles sw of Los Angeles Botanic Garden (along Beverly Blvd., Mandeville Canyon); Mandeville Canyon 60 Comment
  UCR170626  Lotus scoparius var. scoparius Alex R. Van Dam 2004-4-25 046 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  UCR194728  Lotus scoparius var. scoparius Valerie Soza, Laura Moore 2000-5-10 829 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  RSA749838  Lotus strigosus D. Bramlet 2008-3-26 4125 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
  UCR126587  Lotus strigosus A. C. Sanders 2003-5-22 26826 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
  UCR263070  Lotus strigosus Mitch Provance 2008-4-14 10141 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA347556  Lotus strigosus B. A. Prigge 1986-3-20 6974 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  CATA1687  Lotus unifoliolatus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2982 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon 219 Comment
  RSA406354  Lotus wrangelianus M. B. Dunkle 1932-6-2 2169 Los Angeles Santa Catalina Island. White's landing Comment
  UCR247498  Ludwigia sedoides F. Maly 2006-11-17 s.n. Los Angeles Reseda, McDonalds Aquatic Nursery, 18157 Arminta St Comment
  CAS-BOT-BC201199  Lupinus P. A. Munz 1923-8-31 7674 Los Angeles Swartout [Swarthout] Valley, San Gabriel Mts. 2560 Comment
  SD31195  Lupinus albifrons var. albifrons Edith A. Purer 1931-4-28 1755 Los Angeles Palos Verdes Hills. Along roadside. Comment
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Mar 15 2016
  UCR259193  Lupinus benthamii Mitch Provance, Callen Huff 2009-4-29 10694 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  RSA620238  Lupinus bicolor B. Pitzer 1998-5-23 3734 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UC1595302  Lupinus bicolor Tim Ross 1992-4-27 6247 Los Angeles s side Indian Hill Mesa (sw of RSA grounds, area bulldozed for Claremont School of Theolgoy, Claremont); Ontario U.S.G.S. 7.5' Quad., Claremont 393 Comment
  UCR185589  Lupinus bicolor A. C. Sanders 2007-4-25 33585 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  UCR259944  Lupinus bicolor R. G. Swinney 2010-6-1 13085 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  UCSB31656  Lupinus bicolor Griesel, Wesley 1962-4-14 Los Angeles Vincent 914 Comment
  SFV4365  Lupinus bicolor D. B. Dunn 1941-3-29 959 Los Angeles Hays Street and Via Acosta near Garfield Blvd. and the oil wells. Comment
  RSA177723  Lupinus bicolor subsp. microphyllus R. F. Thorne, P. C. Everett 1965-5-10 34497 a Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  RSA167570  Lupinus bicolor subsp. tridentatus Robert F. Thorne, Percy C. Everett 1964-4-15 33688 Los Angeles 10 miles NW of Mariposa Comment
  CAS-BOT-BC187873  Lupinus chamissonis Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Island Comment
  UCR45020  Lupinus chamissonis A. C. Sanders 1986-7-30 6831 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA187895  Lupinus concinnus Robert F. Thorne 1966-4-5 35872 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 107 Comment
  RSA599795  Lupinus concinnus subsp. optatus Steve Boyd, Lauren Raz 1997-3-25 9287 B Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  SEINET10970254  Lupinus densiflorus var. lacteus E. R. Blakley 1958-5-9 Blakely 2278 Los Angeles Annual, fls white, common in sun, granite loam soil, rolling grassland, 3 1/2 Mi. E of gorman on state hwy 138. 1067 Comment
  RSA757056  Lupinus excubitus var. austromontanus R. G. Swinney 2008-6-17 9056 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  CAS-BOT-BC215335  Lupinus excubitus var. excubitus Carl B. Wolf 1935-5-6 6732 Los Angeles 2.4 miles SE of Gorman on New Ridge Route Rd, Liebre Mountains 1097 Comment
  CAS-BOT-BC215337  Lupinus excubitus var. excubitus W. R. Dudley; F. H. Lamb 1896-6-9 4416 Los Angeles Elizabeth Lake Canon [Canyon], Liebre Mountains Comment
  RSA414468  Lupinus formosus var. formosus Robert Gustafson 1973-5-17 s.n. Los Angeles ca .4 mile above Charlton Flats campground 1677 Comment
  RSA413626  Lupinus formosus var. formosus George R. Johnston 1918-4-28 13752 Los Angeles Canyon north of Big Pine. 1524 Comment
  RSA91230  Lupinus formosus var. formosus Joseph A. Ewan 1933-7-4 7869 Los Angeles 1/2 mile below summit Monrovia Peak 1463 Comment
  SFV1886  Lupinus hirsutissimus K. A. Wilson 1961-3-11 977 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  UCSB3301  Lupinus hirsutissimus Sage, Paul 1958-2-21 Los Angeles On floor of Millard Canyon; 0.3 mi. below end of Chainy Trail Road, Altadena 487 Comment
  UCSB6982  Lupinus hirsutissimus Haller, John 1950-4-16 Los Angeles San Francisquito Canyon; 8 miles north of Saugus Comment
  LA200468  Lupinus longifolius Zaitlin; 1951-3-3 sn Los Angeles Santa Monica Mountains, Big Rock Canyon Rd 152 Comment
  RSA0062869  Lupinus longifolius Daisie Huang 2008-4-6 08040605 Los Angeles Deer Creek Rd, right off of PCH. Malibu. 17 Comment
  SEINET10485599  Lupinus longifolius David B. Dunn 1957-4-2 Dunn s.n. Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  OBI48497  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1349 Los Angeles W edge Antelope Valley, Ca 198 3.1 mi W jct Co. Rd N2 5.6 mi W Gorman Post Rd and I5 Comment
  UCSB71776  Lupinus peirsonii Gross, LeRoy; Denslow, Michael 2003-6-4 Los Angeles Transverse Ranges; San Gabriel Mountains Region; southeast of Dawson Saddle, north side of Angeles Crest Highway (Hwy. 2); Near 34.36567N, 117.80069W (Crystal Lake 7.5 Quad.: T3N R9W S10, NE1/4, NE1/4) UTM Zone; 3802799N 042637E 2439 Comment
  SD181511  Lupinus sparsiflorus Louis C. Wheeler 1968-4-13 Los Angeles San Gabriel Mountains, ridge south of mouth of Big Dalton Canyon. Sunny rocky (lava) disturbed hilltop (firebreak). 495 Comment
  SFV1915  Lupinus sparsiflorus H. L. Bauer 1941-4-28 683 Los Angeles San Gabriel Mountains Bouquet Canyon near Saugus. Roadside. 305 Comment
  RSA86938  Lupinus sparsiflorus subsp. sparsiflorus F. W. Peirson 1919-5-10 s.n. Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains 915 Comment
  SBBG38735  Lupinus succulentus M. B. Dunkle 1939-4-5 7279 Los Angeles Pyramid Cove Comment
  UCR165245  Lupinus succulentus A. C. Sanders, Helen Kennedy 2005-4-13 29466 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  SEINET10489007  Lupinus succulentus Robert F. Thorne 1966-4-4 Thorne 35762 Los Angeles Santa catalina island: on grassy w facing slope, bluff se of ballast point and Catalina harbor, isthmus. With trifolium amplectens, t. Tridentatum, cerastium Glomeratum, calochortus catalinae, microseris heterocarpa, linanthus Dianthiflorus, filago spp., Amblyopappus pusillus, etc. Flowers purplish. 61 Comment
  UCSB3346  Lupinus succulentus McElwain, Isabelle 1953-4-12 Los Angeles Shoshone Ave. short distance N of intersection of Shoshone and Highwater Rd., Granada Hills 457 Comment
  SBBG89750  Lupinus truncatus M. B. Dunkle 1939-4-7 7334 Los Angeles Pyramid Cove Comment
  UC1587747  Lupinus truncatus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5273 Los Angeles westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker San Clemente Island (1800 ft se of Malo Knoll [1396']); , w fork Near-Death Canyon dr to Mosquito 304 Comment
  UCR172777  Lupinus truncatus Wayne Law, Jun Hu 2000-4-30 06 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  UC174065  Lycium brevipes var. hassei G. B. Grant 1900-1 6157 Los Angeles Santa Catalina Island Comment
  RSA177822  Lycium californicum Robert F. Thorne, Percy C. Everett 1965-5-11 34648 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  RSA250706  Lycium cooperi Robert F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39543 Los Angeles Along lower Big Rock Creek ca. 1 mi. S of Valyermo Station 1250 Comment
  UC1280956  Lycium cooperi H. E. McMinn 1935-6-28 4080 Los Angeles near highway from Cajon to Palmdale Comment
  UCR177574  Lycium cooperi LeRoy Gross 2005-5-3 2206 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  CAS-BOT-BC140222  Lyonothamnus floribundus subsp. aspleniifolius Peter H. Raven 1962-5-9 17682 Los Angeles Above Mosquito Cove 274 Comment
  CAS-BOT-BC142322  Lyonothamnus floribundus subsp. floribundus Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA23581  Lyonothamnus floribundus subsp. floribundus Percy C. Everett 1939-9-19 9539 Los Angeles Santa Catalina Island. East slope of Blackjack Peak in Swain's Canyon. 457 Comment
  RSA582451  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8179 Los Angeles Santa Catalina Island. 1060m NNE of Blackjack Mountain, 645m SSW of Echo Lake, on northeasterly slope draining to White Cove. 366 Comment
  RSA5892  Lythrum californicum Carl B. Wolf 1932-9-16 4112 Los Angeles Bryant Ranch: 200 feet E of State Highway at South boundary of 1.62 acre portion of NE 1/4 sect. 3. 2 Comment
  POM4966  Madia gracilis I. M. Johnston 1917-7-1 1438 Los Angeles Evey Canyon 915 Comment
  UCR38921  Madia gracilis B. A. Prigge 1985-6-14 6399 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  UCR149795  Madia sativa Scott D. White, Pam Devries 2004-6-14 10490 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  NY24350  Mahonia nevinii P. A. Munz 1924-4-12 7940 Los Angeles 2 miles east of San Fernando Comment
  CAS-BOT-BC206225  Malacothamnus fasciculatus Frank W. Peirson 1918-10-26 114 Los Angeles Big Dalton Canyon, San Gabriel Mts. 762 Comment
  UC871305  Malacothamnus fasciculatus F. R. Fosberg 1931-5-5 S 4770 Los Angeles Middle Ranch Dam, Middle Ranch Canyon Santa Catalina Island 200 Comment
Read comments
Nov 20 2012
  UCD116356  Malacothamnus fasciculatus Marc Meyer 1993-4-25 30 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2.5 mi. N of Tampa offramp of 118 Fwy. 400 Comment
  SBBG41330  Malacothamnus fasciculatus var. catalinensis M. R. Benedict 1970-6-27 Los Angeles near rd, lower Cape Cyn, just above jct with Middle Cyn Rd Comment
  UC1122024  Malacothamnus fasciculatus var. fasciculatus A. D. Gifford 1935-3-15 468 Los Angeles 2 mi wsw Red Mtn 579 Comment
  UC410546  Malacothamnus fasciculatus var. fasciculatus Alice Eastwood 1928-6-15 15400 Los Angeles Claremont Comment
  UCR142500  Malacothamnus fasciculatus var. fasciculatus F. R. Fosberg 1931-7-16 S- 5427 Los Angeles Channel Islands, Gallagher's Canyon, Santa Catalina Island 100 Comment
  POM362263  Malacothrix clevelandii C. Epling, Lincoln Ellison 1929-5-18 s.n. Los Angeles Topango Canyon, Santa Monica Mountains Comment
  UC565539  Malacothrix clevelandii H. L. Mason 1927-6-11 3748 Los Angeles Mount Wilson San Gabriel Mountains, Mount Wilson 1219 Comment
  RSA94957  Malacothrix clevelandii F. W. Peirson 1919-5-21 445 Los Angeles Arroyo Seco Canyon, near Pasadena 685 Comment
  HSC47197  Malacothrix foliosa M. B. Dunkle 1940-3-17 7404 Los Angeles NW ridges Comment
  POM362301  Malacothrix glabrata N. C. Cooper 1948-4-21 2688 Los Angeles Littlerock Creek. 762 Comment
  SBBG44741  Malacothrix glabrata Leota Davidson 1965-5-9 125 a Los Angeles ca. 6-10 mi E of Littlerock Comment
  UCR131450  Malacothrix saxatilis Alison Lipman 1998-5-7 s.n. Los Angeles South Coastal Plains Region, City Hall property, Rancho Palos Verdes 213 Comment
  CAS-BOT-BC347951  Malacothrix saxatilis var. tenuifolia Peter H. Raven; Henry J. Thompson 1959-9-6 14378 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). At mouth of Malibu Creek 12 Comment
  CLARK-A1528-2009  Malacothrix saxatilis var. tenuifolia John C. Roos 1937-6-29 2486 Los Angeles Malibu Beach Comment
  CAS-BOT-BC167855  Malosma laurina S. B. Parish; W. F. Parish 1887-6-1 1928 Los Angeles San Fernando Plains Comment
  CAS-BOT-BC167857  Malosma laurina 1902-8-6 5028 Los Angeles Avalon Comment
  RSA486473  Malosma laurina Richard Noyes 1988-7-30 597 Los Angeles Claremont. foothills of the San Gabriel Mountains. Burbank Canyon, NW of Thompson Creek Dam 500 Comment
  RSA0088143  Malosma laurina Steven A. Junak, Keri Kirkland 1998-7-17 Sca- 778 Los Angeles Santa Catalina Island. Lower portion of Silver Canyon, ca. 0.5 air miles inland from beach. 36 Comment
  UCR97327  Malva nicaeensis B. G. Pitzer 1996-4-27 2725 Los Angeles City of Signal Hill, Reservoir Park, on Wardlow Road between Orange Street & Walnut Street, east of Long Beach Blvd. Comment
  UCR127644  Malva parviflora A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25510 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
  LA38809  Malva parviflora Peter H. Raven; Henry J. Thompson 1959-10-4 14584 Los Angeles Santa Monica Mountains, Point Mugu, 2 mi. N of Point Mugu along field by Revolon Slough 9 Comment
  POM18236  Malva parviflora P. A. Munz 1923-4-13 6784 Los Angeles San Clemente Island. Comment
  RSA434892  Malva parviflora H. L. Bauer 1929-3-15 s.n. Los Angeles Long Beach. Comment
  CATA77  Marah fabacea Mark L. Hoefs 1973-3-13 59 Los Angeles Santa Catalina Island: Upper Avalon Canyon, by water tank above Wrigley Memorial, north exposure 220 Comment
  CDA42221  Marah macrocarpa S. Minor 2008-5-6 PDR# 1440786 Los Angeles Los Angeles, 948 Stone Canyon Rd. 0 Comment
  LA200400  Marah macrocarpa A. M. Johnson; 1928-2-16 2797 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SFV6182  Marah macrocarpa R. M. Muran 1974-2-12 18 Los Angeles Santa Monica Mountains Mandeville Canyon area, 3 miles south of Mulholland Drive. 442 Comment
  UCSB6287  Marah macrocarpa Kamb, Peter 1948-2-29 Los Angeles Ridge west of Sheep Corral Canyon, Verdugo Range 701 Comment
  RSA440970  Marah macrocarpa var. major Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  CATA225  Marrubium vulgare Mark L. Hoefs, A. Douglas Propst 1973-5-4 215 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  RSA409815  Marrubium vulgare Erwin Miller 1934-5-1 s.n. Los Angeles Verdugo Woodland Comment
  RSA724459  Marrubium vulgare K. Dobry 1991-6-13 d- 727 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  UC1714367  Marrubium vulgare J. Grinnell 1903-6-27 Los Angeles near Pasadena (Arroyo Seco); Arroyo Seco Comment
  CATA3011  Matricaria discoidea Amy Catalano 2016-2-22 017 Los Angeles Santa Catalina Island: Mushroom Flats, about 1/8 mile down canyon from Quail Valley, on gravel/dirt road 165 Comment
  UCD134452  Matricaria occidentalis Ernest C. Twisselmann 1964-5-7 9389 Los Angeles Avenue A, south of Rogers Lake, Edwards Air Force Base. 614 Comment
  SFV7299  Medicago lupulina T. Gordon 1975-2-21 797 Los Angeles San Fernando Valley Los Angeles, Northridge. Northwest corner of Rayen St. and Rathburn Ave. 250 Comment
  CAS-BOT-BC174974  Medicago lupulina Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8096 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountains 515 Comment
  POM222454  Medicago lupulina L. C. Wheeler 1936-6-8 4139 Los Angeles San Gabriel Mountains: Mouth of Bell Canyon. 609 Comment
  RSA639975  Medicago polymorpha L. C. Wheeler 1967-5-29 9773 Los Angeles Cow Canyon Saddle, [covered former dump]. 1377 Comment
  SFV1922  Medicago polymorpha K. A. Wilson 1961-3-14 1024 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. Small valley with running stream. 290 Comment
  RSA652169  Medicago polymorpha C. O. Gaston 1948-4-23 s.n. Los Angeles Growing wild at 2541 4th St., LaVerne. 289 Comment
  UC16113  Medicago sativa H. P. Chandler 1898-3-10 Los Angeles Claremont 365 Comment
  UCR178188  Melia azedarach LeRoy Gross, Valerie Soza 2003-5-15 920 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
  CHSC100179  Melica imperfecta John Dittes 2006-5-30 1380 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
  POM357041  Melica imperfecta Freda Detmers, Edith Purer 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA0080962  Melica imperfecta R. G. Swinney 2010-6-1 13098 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  RSA717866  Melica imperfecta R. G. Swinney 1997-4-25 5509 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
  RSA579234  Melilotus indicus Tim S. Ross 1994-3-28 7404 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped Canyon to the NE of upper Forestal Drive. 165 Comment
  RSA670981  Melilotus indicus Joseph M. Keefe 2001-1-19 30915 Los Angeles Roadside along Sholl Canyon Road, 3 meters north of beginning of the Eagle Rock Park Path, 200 meters north of Figueroa Street, Eagle Rock. 280 Comment
  SEINET11123698  Mentha aquatica Unknown 2009-8-6 11536 Los Angeles Los Angeles County Comment
  RSA440352  Mentzelia affinis Anstruther Davidson 1912-05 2805 Los Angeles Van Nuys Comment
  SEINET3412972 Image available Mentzelia affinis Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7994 Los Angeles Mojave Desert; Antelope Valley, north of Lancaster, 100 m west of Sierra Highway and 200 m south of Avenue A 703 Comment
  RSA440460  Mentzelia laevicaulis Albert J. Perkins 1915-10-8 s.n. Los Angeles East Fork San Gabriel River. Comment
  HSC87300  Mentzelia micrantha Steve Boyd, T. S. Elias 1987-4-14 2061 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., S of Rincon - Red Box Rd., N of Glendora Comment
  RSA561594  Mentzelia micrantha Steve Boyd 1993-6-3 8182 Los Angeles North of Sylmar and south of Santa Clarita. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons, 1/4 mile northeast of May Canyon saddle. 914 Comment
  POM2966  Mentzelia veatchiana I. M. Johnston 1917-7-1 1755 Los Angeles Brown s Flats. 1311 Comment
  RSA314582  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1973-4-20 43034 Los Angeles San Gabriel Mts., Mojave Desert slopes: ridge N of Shoemaker Canyon, 3 mi. WNW of Mile High & c. 1.5 mi E of Big Rock Springs 1372 Comment
  UCR184102  Mentzelia veatchiana A. C. Sanders, T. B. Salvato 2007-4-24 33475 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
  RSA746570  Mentzelia veatchiana Orlando Mistretta 1992-5-21 394 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  SEINET6944405  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  SFV16352  Mesembryanthemum nodiflorum P. M. Schiffman, R. van de Hoek 1996-7-29 s. n. Los Angeles California Channel Islands Santa Catalina Island, Bird Rock near Isthmus Harbor. On bird guano covered rock just off shore. Bird Rock #3. 1 Comment
  RSA155905  Mesembryanthemum nodiflorum P. H. Raven 1962-7-11 18009 Los Angeles San Clemente Island, Wilson Cove 61 Comment
  SBBG95490  Mesembryanthemum nodiflorum M. B. Dunkle 1939-4-2 7215 Los Angeles Pyramid Pt Comment
  UCR142804  Micropus californicus var. californicus L. C. Wheeler 1967-5-18 9613 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UC65037  Microseris douglasii subsp. douglasii S. B. Parish June, 1887 1902 Los Angeles Elizabeth Lake Comment
  RSA527767  Microseris heterocarpa Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4332 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCR71308  Microseris lindleyi Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4383 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  LA35263  Mimulus aurantiacus Mary V. Hood; 1936-4-26 36 5 - Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  POM305747  Mimulus aurantiacus Henry J. Ramsey, Henry J. Ramsey 1937-6-27 946 Los Angeles Little Tujunga Canyon, Summit., Angeles National Forest, San Gabriel Mountains. Comment
  RSA0085079  Mimulus aurantiacus Sam Tyson 1943-4-24 s.n. Los Angeles San Dimas Canyon. 427 Comment
  POM145956  Mimulus aurantiacus var. pubescens Thos. Craig 1927-6-19 487 Los Angeles 3 miles west of Ravenna. Comment
  RSA442698  Mimulus aurantiacus var. puniceus M. B. Dunkle 1928-11-25 2034 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  UCR186604  Mimulus cardinalis T. B. Salvato, Sarah Flack 2007-8-8 3032 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR199986  Mimulus cardinalis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  RSA497247  Mimulus fremontii var. fremontii Louis C. Wheeler 1967-7-24 9738 Los Angeles San Gabriel Mountains, Angeles National Forest, Indian Canyon. 701 Comment
  UC26934  Mimulus fremontii var. fremontii Dr. A. Davidson Los Angeles Los Angeles Comment
  RSA0082965  Mimulus guttatus R. G. Swinney 2010-8-26 13606 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA0108847  Mimulus guttatus R. G. Swinney 2010-6-1 13146 Los Angeles San Gabriel Mountains: Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR139470  Mimulus guttatus L. E. Hoffman 1929-5-18 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest, Pacoima Canyon Comment
  LA35216  Mimulus guttatus Mary V. Hood; 1939-4-29 39- 20 -k* Los Angeles near Gorman 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
  RSA729700  Mimulus pilosus R. G. Swinney 1998-8-31 6874 Los Angeles San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy. 2378 Comment
  UCR277003  Mimulus pilosus R. G. Swinney 2010-9-30 13909 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA229166  Mimulus pilosus Robert F. Thorne, C. W. Tilforth 1971-6-30 40828 -B 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
  SBBG96691  Mirabilis californica S. Boyd with T. Ross, L. Arnseth 1990-4-7 4187 Los Angeles upper reaches of China Cyn Comment
  RSA0026048  Mirabilis jalapa Phillip Robinson 1991-5-9 353 Los Angeles Sycamore Canyon 0.25 miles S of intersection of Beverly Blvd. and Workman Mill. 0.5 miles east of Workman Mill on trail into canyon. Comment
  CATA1936  Mirabilis laevis M. B. Dunkle 1928-2-12 1704 Los Angeles Santa Catalina Island: Salta Verde 0 Comment
  SEINET10478629  Mirabilis laevis Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4800 Los Angeles Santa Catalina Island; Catalina Conservancy Land, The James H. Ackerman Native Plant Nursery. In Middle Canyon, near Middle Ranch and Cape Canyon Trail. 10 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 230 Comment
  SFV9162  Mirabilis laevis J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Steep roadbank near Puddingstone Reservoir. 305 Comment
  SD92023  Mirabilis laevis var. crassifolia Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22692 Los Angeles San Clemente Island, near mouth of Red Rock Canyon. 20 Comment
  UC1971503  Mirabilis laevis var. crassifolia Katharine Brandegee Los Angeles Catalina Island Comment
  SBBG89289  Mirabilis laevis var. crassifolia J. Adams 1965-3-19 77 Los Angeles Thompson's Wash, N end of Indian Hill Blvd; Claremont Comment
  SD241098  Mollugo verticillata A. C. Sanders, Dan S. Cooper 2010-8-5 38534 Los Angeles South Coast: Madrona Marsh Preserve, Torrance (Torrance7.5'Q) 24 Comment
  RSA134388  Monardella exilis C. Epling 1944-7-1 s.n. Los Angeles Gravel pit west of Little Rock Creek, and north of Little Rock. Comment
  RSA408587  Monardella lanceolata G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  RSA408589  Monardella lanceolata var. lanceolata Ducelia Sabb 1937-6-28 s.n. Los Angeles Near Los Angeles. Comment
  CHSC26287  Morus nigra James Henrickson 1970-5-2 4658 Los Angeles Claremont. 365 Comment
  UCR101299  Mucronea californica L. C. Wheeler 1946-8-30 6326 Los Angeles W of Baldwin Park: Albarnes Station, E side of San Gabriel Wash, just north of Valley Blvd Comment
  RSA673612  Muhlenbergia californica LeRoy Gross 2003-1-11 680 Los Angeles Middle of Oakwilde trail campground, in the Arroyo Seco Canyon. Above the confluence of Dark Canyon 604 Comment
  LA9662  Muhlenbergia microsperma Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA188394  Muhlenbergia microsperma R. F. Thorne, P. Everett 1965-6-23 34992 a Los Angeles Santa Catalina Island. Near mouth of Hamilton Canyon NW of Avalon. 23 Comment
  SBBG117008  Muhlenbergia microsperma S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1523 Los Angeles E of Little Harbor, just S of Sheep Chute Ridge Rd, ca. 0.2 mi from jct with Little Harbor Rd, overlooking Campo Blanco Cyn 79 Comment
  RSA9733  Muhlenbergia microsperma L. C. Wheeler 1932-3-12 463 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  RSA762695  Muhlenbergia richardsonis R. G. Swinney 2008-7-24 9353 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA0036976  Muilla maritima R. G. Swinney 2010-5-11 12667 Los Angeles San Gabriel Mountains: Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  SBBG1046  Muilla maritima H. and M. Dearing 1940-4-29 4246 Los Angeles Mint Cyn Comment
  UCR271482  Muilla maritima R. G. Swinney 2011-6-14 15146 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  SBBG6117  Nama demissa H. and M. Dearing 1935-4-13 1524 Los Angeles Bouquet Cyn, near Palmdale Comment
  SFV2976  Nama demissum M. L. Vincent 1962-5-19 252 Los Angeles Mojave Desert One mile from the Pearblossom turnoff to Valyermo. 975 Comment
  RSA596847  Narcissus papyraceus Steve Boyd, Timothy S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9127 Los Angeles Liebre Mountains region, along Old Ridge Route north of Templin Highway and west of the confluence of Castaic Creek and Fish Creek. 957 Comment
  CAS-BOT-BC259789  Nassella cernua Frank W. Gould 1944-3-26 2176 Los Angeles Palos Verdes Hills near Walteria Comment
  SBBG14260  Nassella cernua M. A. Piehl 1962-6-9 62366 Los Angeles Thirst 597 Comment
  UCD87737  Nassella cernua P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Canyon by golf-links. Comment
  RSA3689  Nassella lepida C. B. Wolf 1932-5-10 3535 Los Angeles Santa Catalina Island, 100 yards SE of summit of Equestrian Trail, back of Avalon 305 Comment
  RSA710512  Nassella lepida Valerie L. Soza, LeRoy Gross 2001-5-9 1192 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  SBBG31281  Nassella lepida R. F. Thorne 1966-4-5 35875 Los Angeles above stream in Cottonwood Cyn 106 Comment
  UC60158  Nassella pulchra J. Burtt Davy 1901-1-25 Los Angeles Saugus Comment
  RSA0042217  Nassella pulchra Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2833 Los Angeles Santa Catalina Island: Hillside above New York Harbor. 79 Comment
  POM479  Nasturtium officinale W. R. Dudley 1896-6-12 4436 Los Angeles Gorman's Station Comment
  RSA0048215  Nasturtium officinale Carol Haines 1964-5-23 s.n. Los Angeles Atmore Meadows, Old Ridge Route. 1310 Comment
  RSA469835  Navarretia atractyloides Anstruther Davidson 1893-5-20 s.n. Los Angeles Newhall. Comment
  RSA29726  Navarretia atractyloides L. C. Wheeler 1932-5-27 774 Los Angeles 2 miles N Claremont Comment
  SBBG98198  Navarretia hamata C. B. Wolf 1932-5-11 3547 Los Angeles W side of Isthmus Harbor 15 Comment
  SD69497  Navarretia hamata Robert F. Thorne 1966-4-7 35939 Los Angeles Santa Catalina Island; SSE-facing slope at Cherry Valley 60 Comment
  UCR206133  Navarretia hamata A. C. Sanders, T. B. Salvato 2009-5-29 37053 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  RSA534046  Navarretia hamata subsp. leptantha T. S. Ross, Mike Hammitt, Orlando Mistretta 1991-5-19 52522 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'] ). Beginning of drainage. 385 Comment
  UC73658  Navarretia prostrata Rev. J. C. Nevin 1900-1 Los Angeles Compton Comment
  SBBG122079  Navarretia setiloba A. Parikh, N. Gale 2003-5-23 732 Los Angeles Plum Cyn, 1 km S of Cruzan Mesa, 2 km W of Sierra Hwy 625 Comment
  RSA497249  Nemacladus ramosissimus L. C. Wheeler 1967-5-24 9730 Los Angeles Indian Canyon, hot dry sunny SW slope with low shrubs, burned a few years ago 792 Comment
  RSA596173  Nemacladus ramosissimus L. C. Wheeler 1957-5-5 7264 Los Angeles San Gabriel Mountains. Dunsmore Canyon. 883 Comment
  RSA421317  Nemophila menziesii Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  RSA421319  Nemophila menziesii H. Twining 1906-02 s.n. Los Angeles Foothills Comment
  RSA652167  Nemophila menziesii Toppenberg s.n. Los Angeles Angeles Crest hwy, 1 miles from Ranger Station. Comment
  RSA607224  Nemophila menziesii var. integrifolia Louis C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon. 1128 Comment
  UC373304  Nemophila menziesii var. integrifolia Marcus E. Jones, A. M. May, 1882 Los Angeles Pasadena Comment
  UC449910  Nemophila menziesii var. integrifolia Geo. B. Grant Mar 1903 833 Los Angeles Pasadena Comment
  UCR178885  Nemophila menziesii var. integrifolia R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 'Water Pipe Canyon' [=Pavil Cyn] a tributary of Big Dalton Canyon 451 Comment
  UCSB72228  Nemophila menziesii var. integrifolia Gross, LeRoy; Hogshead, Bill; Soza, Valerie 2003-5-29 Los Angeles Transverse Ranges; Verdugo Mountains region; W end of mtns.; at jct. of Vendugo motorway and Wildwood Fire Road; (Burbank 7.5 Quad.; T2N R14W S26, SW1/4) UTM Zone; 3787689N 0378361E 564 Comment
  RSA426651  Nicotiana attenuata Robert Gustafson 1978-6-21 1032 Los Angeles Lower Hungry Valley, near the Canada de Los Alamos, about 4 mi. south of Gorman. 915 Comment
  UCSB13349  Nicotiana attenuata Breedlove, Dennis 1961-8-4 Los Angeles intersection between Big Pines Highway and Largo Vista Road; E slope of San Gabriel Mtns Comment
  CAS-BOT-BC231562  Nicotiana glauca Javier Penalosa 1961-5-21 1521 Los Angeles San Gabriel Co. Comment
  CAS-BOT-BC231569  Nicotiana glauca Peter H. Raven 1957-9-21 11360 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  RSA0035637  Nicotiana glauca Phil Elliott 1981-3-2 26 Los Angeles Diamond Bar. 1/2 mile west of Diamond Bar Blvd., 1/2 mile south of Grand Ave. Comment
  SBBG13283  Nuttallanthus texanus M. A. Piehl 1962-6-10 62408 a Los Angeles E of Thirst 304 Comment
  POM187768  Oenothera Thomas Craig 1933-10-9 2015 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  CAS-BOT-BC167063  Oenothera californica J. H. Thomas 1949-4-24 476 Los Angeles Five miles south of Lancaster, western Mojave Desert Comment
  SBBG116375  Oenothera californica subsp. californica R. Burgess, P. Munro 2002-5-6 5138 Los Angeles Hungry Valley Rd, 0.5 mi W of Smokey Bear Rd 914 Comment
  RSA579240  Olea europaea Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7417 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  UCSB23385  Oligomeris linifolia Raven, Peter 1962-5-8 Los Angeles Near south end of Seal Cove 15 Comment
  SEINET10734768  Olmediella betschleriana S. Krosnick 2002-1-1 Krosnick 555 Los Angeles UCLA Campus. Originally collected by Arthur Gibson from plants in cultivation at the UCLA Mildred E. Mathias Botanical Garden. Comment
  SBBG98471  Opuntia ficus-indica T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5063 Los Angeles lower Wilson Cyn; SW of and above pier operations 15 Comment
  POM284095  Opuntia littoralis Lyman Benson 1955-9-3 15592 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  RSA459609  Opuntia vaseyi F. R. Fosberg 1930-10-5 S- 4103 Los Angeles San Fernando. Comment
  CDA32575  Orcuttia californica Margaret Bellue 1943-8-8 Los Angeles Southwestern Ave. -- old air field. 0 Comment
  RSA160506  Oreonana vestita David M. Hutt 1959-5-10 633 Los Angeles Devil s Backbone, the ridge 1 mile toward Mt. Baldy from top of first ski tow at Baldy Notch- north of Claremont 2591 Comment
  RSA0076162  Orobanche bulbosa Timothy Ross, Orlando Mistretta 1993-5-26 7301 Los Angeles W end of the San Gabriel Mts.: southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle (drainage to Wilson Canyon and Sylmar). 993 Comment
  RSA641378  Orobanche fasciculata Orlando Mistretta 1995-6-23 1830 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. Orobanche valida survey site 1. 1829 Comment
  JEPS11680  Orobanche parishii Frank W. Peirson 1919-5-10 416 Los Angeles San Gabriel Mts., Arraster Canyon, Arraster Creek 914 Comment
  RSA0066498  Orobanche parishii subsp. parishii Ivan M. Johnston 1917-7-1 1431 Los Angeles Evey Canyon. 838 Comment
  UCD162771  Orobanche uniflora Robert Walsh 2015-4-22 1 Los Angeles East of City of Santa Clarita, Placerita Canyon State Park. From Walker Ranch trailhead on Placerita Canyon Road, south to Waterfall Trail; then south on Waterfall Trail 430 m to collection point mid-trail. 581 Comment
  RSA402076  Orthocarpus purpurascens var. purpurascens J. Doty 1969-5-16 671 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  UC1400351  Osmorhiza brachypoda Donald R. Bissing 1973-2-22 6 Los Angeles Evey Canyon San Gabriel Mountains (1.0 mi from canyon mouth, on ne face of canyon wall) 853 Comment
  RSA592396  Oxalis albicans subsp. californica Mark Hoefs 1974-5-1 441 Los Angeles Santa Catalina Island: NW side of Renton Mine Road. 137 Comment
  RSA785299  Oxalis corniculata Doris Bowers 1957-5-20 110 Los Angeles LaVerne College 305 Comment
  UCD110779  Oxalis corniculata C. W. Tilforth 1970-1-18 244 Los Angeles Residence in Piedmont Mesa, Clarement. Comment
  SEINET3860449  Oxytheca perfoliata R. G. Swinney 2009-4-24 10441 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  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
  JEPS37244  Packera ionophylla F. W. Peirson 1919-6-14 475 Los Angeles Rock Creek Canyon San Gabriel Mts. 1752 Comment
  CAS-BOT-BC121169  Paeonia californica W. R. Dudley 1907-12-1 s.n. Los Angeles Saw Pit Canyon (near Monrovia) Comment
  RSA434252  Paeonia californica Elbert Benjamine 1929-2-24 69 Los Angeles Laurel Canyon, Hollywood Comment
  POM220269  Panicum miliaceum F. M. Reed 1929-7-30 6545 Los Angeles Claremont, Foothill Blvd. Comment
  RSA746999  Papaver californicum R. G. Swinney 2003-5-3 8191 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, upper drainage on ridge between Pavil and Pine canyons 793 Comment
  UCR86543  Parapholis incurva T. S. Ross 1992-4-14 6183 Los Angeles San Clemente Island, Lemon Tank Road, c. 25 m ESE of its intersection with the main N-S island road. 341 Comment
  RSA0083166  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-6-1 13130 Los Angeles lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent. 994 Comment
  RSA756281  Pectocarya linearis subsp. ferocula Michael Honer, Crissy Slaughter, Julie Love 2009-4-30 3298 Los Angeles Antelope valley; Along 170th Street West, appx. 1.5 mi. N of Highway 138. 805 Comment
  SBBG36256  Pectocarya linearis subsp. ferocula S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 498 Los Angeles Cape Cyn, along E side of Cape Cyn Rd, ca. 2.4 rd mi from intersection with Airport Rd 377 Comment
  RSA771853  Pectocarya penicillata R. G. Swinney 2009-5-28 10922 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR273040  Pectocarya penicillata R. G. Swinney 2011-5-19 14795 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
  RSA610739  Pectocarya penicillata L. C. Wheeler 1932-4-9 593 Los Angeles 1 miles W mouth Kings Canyon, Antelope Valley, Mojave Desert Comment
  UCR98798  Pectocarya setosa Steve Boyd, Lauren Raz 1997-4-16 9503 Los Angeles San Gabriel Mtns., Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 854 Comment
  RSA503188  Pedicularis semibarbata Gary D. Wallace 1975-7-12 1443 -B Los Angeles Angeles National Forest: just W of Lodgepole Picnic Ground. West Fork Dorr Canyon at springs above road. 2311 Comment
  IRVC29544  Pellaea andromedifolia A. C. Sanders 2003-4-29 26162 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  SFV20792  Pellaea andromedifolia L. Gross 2003-2-22 742 Los Angeles Verdugo Mountains South side of Verdugo Mountains along Brand Canyon. Above the falls area up the west fork drainage area of Brand Canyon. Along east side above canyon bottom. 479 Comment
  SFV6769  Pellaea andromedifolia T. Gordon, K. A. Wilson, D. R. Perry, M. H. Grayum 1974-3-8 69 Los Angeles San Gabriel Mountains Placerita Canyon. Comment
  UC1870340  Pellaea mucronata subsp. californica LeRoy Gross, Michael Denslow 2003-6-4 985 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. Near 34.36445N, 117.84960W Comment
  RSA86271  Pellaea mucronata var. mucronata F. W. Peirson 1919-12-2 1514 Los Angeles West Fork of Rubio Canyon, south base of San Gabriel Mtns 762 Comment
  UCR117574  Pennisetum setaceum A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23280 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 686 Comment
  RSA401845  Penstemon X parishii Anstruther Davidson 1902-5-4 s.n. Los Angeles San Gabriel Canyon. Comment
  RSA285576  Penstemon caesius D. C. Michener 1981-8-30 4027 Los Angeles San Gabriel Mountains, north-facing ridge of Throop Peak. Comment
  RSA725123  Penstemon centranthifolius Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -40 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  POM50336  Penstemon grinnellii subsp. grinnellii A. D. E. Elmer 1902-06 3615 Los Angeles Acton, Mt. Gleason. Comment
  RSA408097  Penstemon heterophyllus Bonnie C. Templeton 1930-5-27 1404 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  RSA408099  Penstemon heterophyllus var. australis Ron Yee 1979-5-12 129 Los Angeles Winding Way, a private road near Malibu. 61 Comment
  SBBG54519  Penstemon heterophyllus var. australis F. W. Pennell 1940-4-18 25139 Los Angeles slope E of Frenchman's Flat Comment
  NY604275  Penstemon labrosus L. Abrams 1901-7-10 1894 Los Angeles Wilson's Peak Comment
  RSA0099424  Penstemon labrosus R. G. Swinney 2011-8-5 15592 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  RSA562166  Penstemon speciosus D. Charlton 1989-6-10 3224 Los Angeles Frazler Mtn Rd., Lockwood Valley, Los Padres National Forest. 1829 Comment
  UCR203251  Perideridia gairdneri R. G. Swinney 2001-8-27 8121 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
  UC90638  Perityle emoryi T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC355975  Perityle emoryi David B. Weissman 1971-7-7 277 Los Angeles Santa Barbara Island. Seacliff area above Graveyard Canyon 60 Comment
  UCR194619  Phacelia R. G. Swinney 1998-8-13 6744 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  JEPS1475  Phacelia affinis Frank W. Peirson 1919-5-10 410 Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  RSA0091150  Phacelia brachyloba R. G. Swinney 2011-7-7 15420 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  VVC265  Phacelia cicutaria P. J. MacKay 1975-5-10 s.n. Los Angeles San Gabriel Mtns., Hwy N4, ca 1 mile north of Mile High, 2040 Comment
  SD252349  Phacelia cicutaria Steven A. Junak 1999-7-17 Sca 1074 Los Angeles Santa Catalina Island: Cape Canyon, plant stop. N-facing road bank. 238 Comment
  CHSC34465  Phacelia cicutaria var. hispida Barbara Fuchs 1968-4-14 20 Los Angeles Hwy 138, S. of Angeles Crest Hwy, Mojave Desert. Ca. 4 mi. NW. of WrightWood. 609 Comment
  RSA427638  Phacelia cicutaria var. hispida H. L. Bauer 1932-5-10 15365 Los Angeles Topango, Santa Monica Mts. Comment
  RSA598379  Phacelia cicutaria var. hispida Louis C. Wheeler 1967-5-24 9762 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  RSA650555  Phacelia cicutaria var. hispida Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. Comment
  UCR260016  Phacelia cicutaria var. hispida R. G. Swinney 2010-3-30 12112 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
  UCR271886  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-28 12415 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA74187  Phacelia cicutaria var. hispida F. W. Peirson 1921-6-19 161 Los Angeles North Fork of San Gabriel River. 1006 Comment
  RSA271169  Phacelia curvipes C. W. Tilforth 1978-4-17 1531 Los Angeles Bob s Gap, about 2 1/2 mile north-east of Valyermo, north (desert) slopes of San Gabriel Mountains. 1098 Comment
  JEPS8605  Phacelia davidsonii Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4182 Los Angeles junction of road to Horse Flat Public Camp and main (paved) road from Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  LA46945  Phacelia distans O. A. Plunkett; 1926-3-20 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA592260  Phacelia distans Louis C. Wheeler 1967-5-12 9479 Los Angeles San Gabriel Mountains. ca. 1/2 way between Hunt Canyon and Soledad Canyon at Vincent. 1159 Comment
  RSA74929  Phacelia distans F. W. Peirson 1921-6-15 2823 Los Angeles Trail from Pine Flats to Chilao. 1677 Comment
  UC1871033  Phacelia distans T. S. Ross 1993-5-19 7165 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 SE/4 sect 9; ca 3120 ft elevation. 951 Comment
  UCR160022  Phacelia distans L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mtns, Big Rock Creek 1mi N of Big Rock Springs 1143 Comment
  RSA308649  Phacelia distans David Armacost 1963-4-25 150 Los Angeles Diamond Bar Ranch, San Jose Mtns. 305 Comment
  LA205636  Phacelia douglasii Elizabeth McClintock; 1938-3-6 sn Los Angeles Playa del Rey Comment
  UC56887  Phacelia douglasii H. M. Hall May 1 1902-May 3 1902 3063 Los Angeles vicinity of Elizabeth Lake Antelope Valley 1066 Comment
  SD38317  Phacelia egena Edith A. Purer 1935-5-11 6581 Los Angeles Hillside, Malibou Road, Santa Monica Mountains. Comment
  UCR205914  Phacelia fremontii R. G. Swinney 2008-5-5 8751 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA426163  Phacelia fremontii T. W. Minthorn 1923-5-30 s.n. Los Angeles 3 miles W of Palmdale Comment
  LA200566  Phacelia grandiflora Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1969-6-21 4596 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA602475  Phacelia grandiflora Scott D. White 1997-5-8 5097 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  JEPS1985  Phacelia grandiflora I. J. Condit c. 1912 Los Angeles San Dimas Comment
  RSA561824  Phacelia imbricata subsp. imbricata Steve Boyd 1993-6-3 8179 Los Angeles north of Sylmar and south of Santa Clarita. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons 914 Comment
  RSA601174  Phacelia imbricata subsp. imbricata Louis C. Wheeler 1967-6-26 9897 a Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  UC450769  Phacelia imbricata subsp. imbricata F. A. MacF. 1931-4-10 2932 Los Angeles Tuna Canyon Verdugo Hills Comment
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Jul 1 2014
  SDSU6630  Phacelia longipes D. F. Howe 1953-5-31 2295 Los Angeles Arroyo Seco, Angeles Crest Highway, San Gabriel Mts. 671 Comment
  UC1349037  Phacelia lyonii Robert F. Thorne and P. Everett 1965-5-11 34526 Los Angeles rocky bluff near Ballast Point (e side of harbor); Santa Catalina Island, Catalina Harbor 60 Comment
  CAS-BOT-BC134020  Phacelia minor Carl Epling 1930-4-10 s.n. Los Angeles Santa Monico Mountains. Mandeville Canyon Comment
  RSA10501  Phacelia minor P. A. Munz 1920-4-2 3700 Los Angeles San Dimas Canyon. 457 Comment
  RSA642417  Phacelia mohavensis Orlando Mistretta 1995-7-11 1872 Los Angeles San Gabriel Mountains: Head of Little Rock Creek ca. 1/2 mile downstream from Alder Saddle. 1509 Comment
  RSA428146  Phacelia parryi I. W. Clokey, Bonnie C. Templeton 1929-05 4531 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA0021292  Phacelia ramosissima Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5087 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SD253475  Phacelia ramosissima R. G. Swinney 2011-5-19 14764 Los Angeles San Gabriel Mountains: Camp Colbay (Colby Ranch), 0.6 mile SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon., between Colby Ranch Road and Coldwater Canyon stream, below abandoned Milley's Orchard (Chilao Flat 67.5'Q) 911 Comment
  CAS-BOT-BC144950  Phacelia ramosissima var. austrolitoralis Dr. H. E. Hasse 1890-6-25 s.n. Los Angeles Near Santa Monica Comment
  LA200585  Phacelia viscida Carl Epling; L. Ellison 1929-3-16 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UC1302903  Phacelia viscida Peter H. Raven 1962-3-27 16995 Los Angeles along Palos Verdes Drive 1.4 mi e Portugese Bend; Palos Verdes Hills Comment
  UCR127369  Phacelia viscida A. C. Sanders, Mark A. Elvin 2003-5-15 26742 Los Angeles Santa Susana Mtns., mouth of Salt Canyon, near gate on road, Newhall Ranch 290 Comment
  UCSB12546  Phalaris aquatica Hochberg, Fred 1961-3-17 Los Angeles North corner of Work Barn, Middle Ranch, Middle Canyon, Catalina Island Comment
  SEINET193424 Image available Phalaris lemmonii F. W. Gould 1944-4-12 2281 Los Angeles Los Angeles near corner of Western Avenue & 131st Street Comment
  POM356938  Phalaris paradoxa Robert Gustafson 1981-4-14 2170 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA0088888  Phalaris paradoxa Steven A. Junak, Mark Hoefs 1998-6-12 SCa- 733 Los Angeles Santa Catalina Island: Along Banning House Road, ca 1.0 mile from Two Harbors. 228 Comment
  UC21769  Pholisma arenarium J. J. Rivers Dec. 1896 Los Angeles Santa Monica Comment
  UCR88706  Pholistoma auritum Scott D. White, Chet McGaugh 1995-5-9 3009 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  SEINET12280437  Pholistoma auritum I. W. Clokey, Templeton, B. 1929-1 4437 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  CAS-BOT-BC222560  Pholistoma auritum var. auritum Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA459305  Pholistoma racemosum F. R. Fosberg 1931-3-24 4345 Los Angeles Hamilton s Canyon, Santa Catalina Island 50 Comment
  UC1228872  Pholistoma racemosum Peter H. Raven 1962-4-10 17216 Los Angeles e. facing slopes of summit ridge ca. 2 mi. n. Thirst; San Clemente Isl. 487 Comment
  SD85081  Pholistoma racemosum Martin A. Piehl 1963-12-7 631070 Los Angeles San Clemente Island. Moist N slope on point across SE tip of isl. from Pyramid Head. 7 Comment
  RSA0044713  Phoradendron macrophyllum Del Wiens 1954-1-10 889 Los Angeles Intersection of Alexander and Cucamonga Ave., Claremont. Residential area. 366 Comment
  CAS-BOT-BC141154  Phoradendron serotinum subsp. macrophyllum Louis C. Wheeler 1932-1-8 432 Los Angeles 2 mi SW Glendora 198 Comment
  CAS-BOT-BC141158  Phoradendron serotinum subsp. macrophyllum N. Dunn; J. Ewan 1931-12-6 5558 Los Angeles Stone Canyon, above the lake. Santa Monica Mts. Comment
  UCR193705  Phoradendron villosum R. G. Swinney 1999-4-5 7034 Los Angeles San Gabriel Mtns., Big John Flat 1646 Comment
  SEINET3404197  Phyllospadix torreyi F. R. Fosberg 1931-4-12 S 4575 Los Angeles Santa Catalina Island, Jewfish Point -10 Comment
  UC26208  Physalis philadelphica J. Burtt Davy Oct 1896 2841 Los Angeles Pomona Comment
  RSA423756  Physalis philadelphica Louis C. Wheeler 1932-10-29 1440 Los Angeles Atlantic Ave. ca. 8 mi. N Anaheim Ave. Long Beach. 46 Comment
  RSA660989  Pickeringia montana var. montana LeRoy Gross 2001-5-28 411 Los Angeles Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. 549 Comment
  RSA595013  Picris echioides Mark Hoefs, R. F. Thorne 1995-7-26 2451 Los Angeles Middle Canyon, 171 Comment
  CHSC35740  Pinus contorta subsp. murrayana James Henrickson 1971-7-3 5649 Los Angeles 12 air mi. N. of Upland, 1/2 mi. NW of top of ski lift along Devils Backbone Ridge. Comment
  RSA585779  Pinus coulteri Orlando Mistretta 1995-7-11 1876 Los Angeles San Gabriel Mountains: Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  RSA596495  Pinus coulteri L. C. Wheeler 1966-11-30 9163 Los Angeles San Gabriel Mountains. Crystal Lake cutoff ca. 1 mi. southerly from Snow Spring, Bear Creek, off West Fork San Gabriel Drainage. 1768 Comment
  SBBG130574  Pinus halepensis S. A. Junak 2000-10-14 SCa 1418 Los Angeles W flank of Black Jack Peak, above rd to summit of peak, overlooking Black Jack Cmpgrd 527 Comment
  CAS-BOT-BC73161  Pinus jeffreyi John H. Thomas 1959-3-22 7572 Los Angeles San Gabriel Mts., Angeles National Forest. Sulphur springs, about 18 miles NE of center of Pasadena. 1219 Comment
  RSA771574  Pinus jeffreyi R. G. Swinney 2009-6-2 11013 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UC1134087  Pinus lambertiana A. D. Gifford 1935-4-2 551 Los Angeles 1 mi nw Sawmill Pk.; Angeles National Forest 1584 Comment
  UCR190904  Pinus monophylla R. G. Swinney 1998-7-2 6223 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SBBG113047  Piperia elongata S. A. Junak with K. Kirkland 1998-4-30 SCa 568 Los Angeles ridge overlooking Hamilton Cyn, downslope from Airport Rd 292 Comment
  CATA2201  Pittosporum tobira Sara L. Crockett 1997-3-14 89 Los Angeles Santa Catalina Island: Base of Avalon Canyon Road at 5 way intersection, in small park on W side of street 36 Comment
  UC1870227  Pittosporum undulatum LeRoy Gross 2003-2-22 748 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 286 Comment
  SEINET12275842  Plagiobothrys californicus I. Tavares, Brinson, V. 1962-1 262 Los Angeles Bouquet (Boquet) Canyon Road, 3 mi S of Boquet Canyon Guard Station Comment
  POM3728  Plagiobothrys canescens P. A. Munz, L. T. Street, G. Williams 1919-3-15 2410 Los Angeles South Hills, Pomona. Comment
  RSA710274  Plagiobothrys canescens A. C. Sanders, Mark Elvin 2003-4-14 25948 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  UCR126720  Plagiobothrys canescens A. C. Sanders, Mark Elvin 2003-4-14 25948 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  UCR138992  Plagiobothrys canescens L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  UCR192188  Plagiobothrys leptocladus A. C. Sanders 2008-4-10 34794 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 0.85 mile SSW of Neenach School, along dirt track beside old fence line 938 Comment
  RSA164808  Plagiobothrys tenellus Wesley O. Griesel 1958-5-17 s.n. Los Angeles Charleton Flat 1524 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
  POM243771  Plantago erecta F. R. Fosberg 1931-4-10 S- 4548 Los Angeles Avalon Canyon, Santa Catalina Island. 120 Comment
  RSA401981C  Plantago erecta Louis C. Wheeler 1934-3-10 2426 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 442 Comment
  RSA523557  Plantago erecta F. W. Peirson 1919-3-27 329 Los Angeles Arroyo Seco near Pasadena 412 Comment
  RSA678135  Plantago indica Valerie L. Soza, Monica Acosta 2001-6-28 1305 Los Angeles Arroyo Seco near confluence with El Prieto Canyon, alongside FS Road 2N70. 366 Comment
  RSA747156  Plantago lanceolata R. G. Swinney 2008-6-2 8919 Los Angeles San Gabriel Canyon, 0.6 mi. above (east) of El Encanto park office, on shoulder of the old road 280 Comment
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Mar 16 2011
  UCR210056  Plantago major A. C. Sanders 2009-11-6 37208 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG38672  Plantago ovata var. insularis M. B. Dunkle 1939-4-5 7270 Los Angeles China Pt Comment
  SBBG50110  Plantago ovata var. insularis M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SD814  Platanthera dilatata var. leucostachys Ruth B. Randall Jul 1924 Los Angeles San Gabriel Canyon. Comment
  CAS-BOT-BC93186  Platanus racemosa Joseph Andorfer Ewan 1937-8-15 10964 Los Angeles San Gabriel Mountains. Junction West Fork with North Fork San Gabrile River. 518 Comment
  UC405466  Platanus racemosa Geo. B. Grant 1904-5-10 1007 /6169 Los Angeles Pasadena Comment
  UC118462 Image available Platystemon californicus Mrs. K. Brandegee May 1889 Los Angeles San Pedro Comment
  RSA751413  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -113 Los Angeles City of Malibu, ca. 0.25 mi W La Piedra State Beach. 3 Comment
  RSA472107  Pluchea odorata L. C. Wheeler 1932-8-28 1305 Los Angeles Puddingstone Canyon, San Jose Hills, S. San Dimas. 259 Comment
  UCD91815  Poa pratensis D. Barr 1950-4-27 s.n. Los Angeles Pasadena. Comment
  RSA0091792  Poa secunda R. G. Swinney 2011-4-1 14292 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA0110205  Poa secunda Richard G. Swinney 2011-5-16 14739 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA549509  Poa secunda Timothy S. Ross 1990-6-18 3463 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA594961  Poa secunda Timothy S. Ross 1995-4-26 8397 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  UCR211795  Poa secunda Valerie Soza, LeRoy Gross, B. Hogshead 2002-5-9 1463 Los Angeles Transverse Ranges; San Gabriel Mountains region, along Sunset Peak Road, 2.8 km ESE of Glendora Ridge Road 1494 Comment
  RSA229139  Poa secunda var. secunda R. F. Thorne 1971-6-30 40817 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek,1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  UCD98417  Polycarpon tetraphyllum Daryl Koutnik 1978-4-21 408 Los Angeles Glendale at the east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  UC153551  Polygala cornuta var. fishiae L. R. Abrams 1906-7-19 Los Angeles Mount Wilson Trail 1066 Comment
  RSA710730  Polygonum arenastrum Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1350 Los Angeles Near intersection of La Tuna Canyon and Las Barras Canyon. Parking area off La Tuna Canyon Road at Hostetter Mtwy. 473 Comment
  UCR219338  Polygonum aviculare Lorraine Weller 2009-7-7 070709- 03 Los Angeles Los Angeles, Stanford-Avalon Community Gardens, 658 East 111th Place 34 Comment
  CAS-BOT-BC414001  Polygonum aviculare subsp. aviculare Peter H. Raven; Henry J. Thompson 1959-9-18 14432 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Santa Monica Boulevard near Beverly Glen Boulevard, West Los Angeles 76 Comment
  RSA466370  Polygonum punctatum F. R. Fosberg 1930-11-11 S 4177 Los Angeles Templeton S of Puente. 80 Comment
  CATA2114  Polypodium californicum F. C. Boutin 1967-4-23 1658 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 304 Comment
  LA94042  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1674 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi E of junction with Hwy 23 on Encinal Canyon Rd. 365 Comment
  RSA689915  Polypodium californicum M. B. Dunkle 1932-1-31 2864 Los Angeles Santa Catalina Island, Avalon Canyon. Comment
  UC1713557  Polypodium californicum Marcus E. Jones, A. M. 1924-2-15 Los Angeles San Antonio Canyon Claremont Comment
  UCSB62315  Polypodium californicum Kiefer, Lawrence 1967-3-18 Los Angeles San Gabriel Mtns., N of La Canada, Clear Creek, tributary of Big Tujunga Canyon, ca. 3/4mi from confluence 731 Comment
  UCSB62386  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  RSA535751  Polypodium californicum T. S. Ross 1991-5-23 5500 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  UC399448  Polypodium californicum C. F. Millspaugh 1920-1-2 4521 Los Angeles rd. to Pebble Beach; Santa Catalina Isl. Comment
  UCSB62518  Polypodium californicum Kiefer, Lawrence 1966-3-27 Los Angeles Santa Monica Mtns., Temescal Cyn., ca. 3 mi fron Sunset Blvd. in the canyon. 274 Comment
  UCR149886  Polypogon monspeliensis R. G. Swinney 1999-6-18 7332 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  RSA0127706  Polypogon monspeliensis Louis C. Wheeler 1967-7-18 10104 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  CLARK-A1528-4842  Polypogon semiverticillatus John C. Roos 1942-9-12 1718 Los Angeles Westwood Comment
  RSA802060  Polypogon viridis Orlando Mistretta, Kristie Haydu 2011-7-20 5968 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  CAS-BOT-BC72279  Polystichum imbricans subsp. curtum Jon Nickoloff 1973-3-1 730301 -10 Los Angeles 60' north of Mt. Wilson Trail on NE face, San Gabriel Mtns. 1036 Comment
  SEINET13297617 Image available Polystichum munitum R. G. Swinney 2011-1 15953 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. (Azusa 7.5' Q.) 634 Comment
  UC1260171  Potamogeton pectinatus Robert F. Thorne and D. Propst 1974-9-10 45116 Los Angeles Big Spring Reservoir; Santa Catalina Island 762 Comment
  CAS-BOT-BC539749  Potentilla gracilis var. fastigiata R. F. Thorne; M. Z. Thorne 1969-7-10 38406 Los Angeles Just E of Big Pines Ranger Station, Angeles National Forest, 2072 Comment
  RSA725081  Prunus fasciculata var. fasciculata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -73 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  SBBG16646  Prunus fasciculata var. fasciculata Anstruther Davidson 1895-1 Los Angeles Big Rock Crk Comment
  UCR219560  Prunus ilicifolia R. G. Swinney 2009-3-28 10209 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  SFV21008  Prunus ilicifolia subsp. ilicifolia L. Gross 2003-3-7 780 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Just past a saddle along the road on northwest-facing slope on north side of ridge near above coordinates. 518 Comment
  UCR107833  Prunus ilicifolia subsp. ilicifolia Valerie Soza 1997-4-11 37 Los Angeles Bernard Field Station of the Clarmont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. South of pHake Lake, along trail after fork coming from the east, near shore, thick area 412 Comment
  SBBG12786  Prunus ilicifolia subsp. lyonii E. R. Blakley 1962-10-4 5418 Los Angeles above Howland's Landing at Sullivan's Beach 6 Comment
  SBBG78180  Prunus ilicifolia subsp. lyonii F. R. Fosberg 1931-4-2 4446 Los Angeles Hamilton Cyn, just below rd 350 Comment
  RSA233558  Prunus virginiana var. demissa Robert F. Thorne, C. W. Tilforth 1972-6-29 42099 Los Angeles Angeles National Forest: WNW end of Jackson Lake (sag-pond on San Andreas Fault), c. 1 1/2 mile WNW of Big Pines 1909 Comment
  UC586944  Prunus virginiana var. demissa Joseph Andorfer Ewan 1934-8-5 8449 Los Angeles 1/2 mi above Ranger Station (Prairie Fork); San Gabriel Mountains, Prairie Fork 1828 Comment
  JEPS20529  Pseudognaphalium beneolens Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  SBBG79687  Pseudognaphalium biolettii F. R. Fosberg 1931-3-22 4324 Los Angeles Hamilton Cyn 60 Comment
  SFV3942  Pseudognaphalium biolettii R. L. Armacost May 1934 139 dup. Los Angeles Playa del Rey. Hills east of Loyola University. 45 Comment
  SFV15630  Pseudognaphalium biolettii M. Merchant 1992-4-18 15 Los Angeles San Gabriel Mountains Sunland. Mouth of Big Tujunga Canyon. End of Tujunga Valley Street. In wash with rocky, sandy soil. 430 Comment
  RSA0036278  Pseudognaphalium californicum Bill Duval s.n. Los Angeles Montrose Comment
  SFV6934  Pseudognaphalium luteoalbum T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 641 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  CAS-BOT-BC357289  Pseudognaphalium microcephalum F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canon [Canyon], near Pasadena, San Gabriel Mts. Comment
  CAS-BOT-BC357303  Pseudognaphalium microcephalum Le Roy Abrams 1901-4-7 1424 Los Angeles Arroyo Seco above Devils Gate Comment
  UC468797  Pseudognaphalium ramosissimum C. F. Millspaugh 1920-1-12 4571 Los Angeles Middle Ranch Canyon Santa Catalina Island, Middle Ranch Canyon Comment
  UCD135223  Pseudognaphalium stramineum Geoffrey Levin 1974-5-31 188 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Alluvial Fan of Mt. San Antonio (San Gabriel Mts.) 335 Comment
  SD90375  Psilocarphus tenellus var. tenellus Robert F. Thorne 1966-4-17 36087 Los Angeles San Clemente Island, near reservoirs between Boulder and Horton, northeast side of island. 490 Comment
  CAS-BOT-BC72574  Pteridium aquilinum Timothy S. Ross; Steve Boyd 1995-6-28 8652 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  UCR270301  Pteridium aquilinum R. G. Swinney 2011-6-30 15403 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  SFV21060  Pteridium aquilinum var. pubescens L. Gross, S. Larson, V. Soza 2001-5-31 389 Los Angeles Verdugo Mountains Southeast side of mountains. Dead Horse Canyon. 335 Comment
  RSA0042228  Pteridium aquilinum var. pubescens Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3023 Los Angeles Santa Catalina Island: Lower Fern Canyon. 195 Comment
  RSA0116343  Pteris multifida R. E. Riefner Jr. 2015-8-15 15 -228 Los Angeles City of Los Angeles, Pacific Palisades, N side of Pacific Coast Highway at Porto Marina Way near the PCH pedestrian bridge crossing. 11 Comment
  RSA0011716  Pteris vittata L. C. Wheeler 1949-10-29 6757 Los Angeles San Gabriel Mountains: Lower Millard Canyon, upstream from Canyon Crest Road. Comment
  RSA584048  Pterostegia drymarioides Tim S. Ross 1992-4-21 6232 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  SFV20972  Pterostegia drymarioides L. Gross, B. Hogshead, V. Soza 2003-5-29 951 Los Angeles Verdugo Mountains West end of Verdugo 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). 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 Motorway). 564 Comment
  UCR193151  Pterostegia drymarioides Dan S. Cooper 2008-3-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Boy Scout Camp Canyon, Griffith Park, Los Angeles 240 Comment
  POM2158  Pterostegia drymarioides W. R. Shaw 1900-4-8 77 Los Angeles Live Oak Ca - on Comment
  RSA251463  Pterostegia drymarioides Robert F. Thorne 1973-4-11 42826 Los Angeles San Clemente Island: upper part of Norton Canyon. 335 Comment
  SD230247  Pycnanthemum californicum Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: south Fork Alder Gulch 1676 Comment
  RSA719498  Pyrus communis Gary Kovnat, LeRoy Gross 2004-4-25 51 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR127630  Quercus X alvordiana A. C. Sanders, Mark Elvin 2002-6-20 25208 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  RSA0107432  Quercus X grandidentata Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14354 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead. 268 Comment
  SDSU6973  Quercus X grandidentata A. H. Gallup 1947-10-17 65 Los Angeles At mouth of Monrovia Canyon in wash. 229 Comment
  CAS-BOT-BC104381  Quercus X macdonaldii Robert F. Thorne; P. C. Everett 1964-2-7 33480 Los Angeles Middle Canyon, Santa Catalina Island 243 Comment
  LA43661  Quercus agrifolia A. M. Johnson; 1927-10-21 2672 Los Angeles Antelope Valley, canyon sides, E of Palmdale Comment
  RSA0081140  Quercus agrifolia R. G. Swinney 2010-4-15 12264 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  RSA657474  Quercus agrifolia var. agrifolia Joseph M. Keefe 2001-1-24 31030 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  RSA29910  Quercus berberidifolia Louis C. Wheeler 1931-10-11 252 Los Angeles Thompson Wash 3 miles NE La Verne 404 Comment
  RSA655353  Quercus berberidifolia LeRoy Gross 2000-11-4 320 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 396 Comment
  RSA724504  Quercus berberidifolia K. Dobry 1991-3-23 d- 123 Los Angeles 415 Stunt Rd. Santa Monica Mts. Upper Cold Creek Cyn Comment
  UCD45256  Quercus berberidifolia Daryl Koutnik; Bruce Holguin 1978-4-1 227 Los Angeles common shrub in chaparral. Antelope Valley side of road from Lake Hughes to Fairmont Resevoir. Elevation 3500 feet. 1066 Comment
  RSA476912  Quercus chrysolepis George B. Grant 1904-6-14 1380 Los Angeles Mt. Wilson. 1524 Comment
  RSA597386  Quercus chrysolepis Tim S. Ross 1990-6-18 3504 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  UCR275010  Quercus douglasii Michael Honer, Rachel Woodard 2006-4-21 2218 Los Angeles Tehachapi Mountains area:, Slopes above Oso Canyon; c. 2 miles north of Quail Lake; 1.2 miles west of cement plant rd. 1006 Comment
  CAS-BOT-BC86237  Quercus dumosa Le Roy Abrams; I. L. Wiggins 1931-7-4 323 Los Angeles Santa Catalina Island. White's Landing Comment
  CAS-BOT-BC86382  Quercus dumosa Marcus E. Jones 1924-2-15 s.n. Los Angeles San Antonio Canon, Claremont Comment
  POM187992  Quercus durata var. gabrielensis Marcus E. Jones 1931-10-10 28587 Los Angeles San Antonio Ca - on, north of Claremont. Comment
  POM271153  Quercus durata var. gabrielensis Lyman Benson 1946-12-20 12267 Los Angeles Thompson Creek, just north of San Antonio Ave. NW of Claremont. San Gabriel Mt. 457 Comment
  RSA682412  Quercus durata var. gabrielensis Valerie L. Soza, Bill Hoghead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
  RSA87172  Quercus durata var. gabrielensis Louis C. Wheeler 1936-1-12 4069 Los Angeles Foothills 1/2 mi. E of Palmer Canyon, San Gabriel Mts. 610 Comment
  RSA19029  Quercus durata var. gabrielensis E. S. Spalding 1921-3-28 s.n. Los Angeles San Dimas Canyon. 366 Comment
  CAS-BOT-BC94178  Quercus engelmannii Geo. B. Grant 1901-1-1 s.n. Los Angeles Pasadena Comment
  JEPS37774  Quercus engelmannii Joseph R. Brown 1938-7-28 Los Angeles California Institute of Technology grounds Pasadena Comment
  CAS-BOT-BC94748  Quercus john-tuckeri Timothy S. Ross; Steve Boyd 1994-9-21 8308 Los Angeles Liebre Mountain: upper W end of the mountain, along Forest Service Road 7N23, ca 370 m SSW of Sandberg Triangulation 1574 Comment
  UCR256245  Quercus john-tuckeri R. G. Swinney 2010-5-19 12842 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  RSA782203  Quercus kelloggii R. G. Swinney 2009-8-25 11478 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA476557  Quercus pacifica F. R. Fosberg 1931-5-6 S 4804 Los Angeles Santa Catalina Island. Head of Cape Canyon, near pump house. 280 Comment
  RSA476559  Quercus pacifica F. R. Fosberg 1931-3-25 s 4358 Los Angeles Santa Catalina Island, Hamilton Canyon 80 Comment
  SBBG30982  Quercus pacifica R. N. Philbrick 1964-6-12 B 64 -2 Los Angeles Black Pt, Lorenzo Beach area Comment
  UC847938  Quercus pacifica Ezra C. Knopf 318 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC258363  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 238 Los Angeles Santa Catalina Island, Gallagher's Canyon 300 Comment
  SBBG41297  Quercus tomentella M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  SBBG41299  Quercus tomentella M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  SD85176  Quercus tomentella Michael R. Benedict 1971-6-26 Los Angeles San Clemente Island, Peak 1942, directly south of White Rock, near triangulation point 'Alta Comment
  SD86327  Quercus tomentella R. Mitchel Beauchamp, M. Douglas 1972-3-24 3255 Los Angeles San Clemente Island, south slope of Eagles Canyon 449 Comment
  UC284716  Quercus tomentella P. A. Munz 1923-4-10 6693 Los Angeles near Lemon Tank; San Clemente Island Comment
  RSA0110912  Quercus wislizeni Richard G. Swinney 2011-9-22 15685 Los Angeles San Gabriel Mountains: SE side of Camp Colby (colby Ranch), Colby Grave marker, confluence of Inspiration Cyn. & Coldwater Cyn., near spring & watertank. 1140 Comment
  RSA600112  Quercus wislizeni var. frutescens Steve Boyd, Lauren Raz 1997-3-26 9339 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA191100  Rafinesquia californica R. F. Thorne, M. Z. Thorne 1967-6-25 37109 Los Angeles San Gabriel Mountains: Upper Evey Canyon 854 Comment
  RSA482513  Rafinesquia californica Richard Noyes, Laurel Arnseth 1988-4-30 497 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  SEINET12100197  Ranunculus californicus J. F. Bright 1933-1 8166 Los Angeles near Los Angeles Comment
  CAS-BOT-BC378871  Ranunculus californicus var. californicus R. S. Woglum 1932-4-1 s.n. Los Angeles North Hollywood Comment
  RSA569416  Ranunculus cymbalaria var. saximontanus Bonnie C. Templeton 1933-5-15 5122 Los Angeles Ranger Station, Big Pines Park, San Gabriel Mountains. 2088 Comment
  RSA187961  Ranunculus hebecarpus Robert F. Thorne 1966-4-30 36350 Los Angeles Santa Catalina Island: E fork of Gallagher's Canyon. 30 Comment
  SBBG72198  Raphanus sativus M. N. Ackley -Apr-1928 132 Los Angeles Eagle Rock Comment
  SEINET11261080  Raphanus sativus Keith Dobry 1991-6-13 D 722 Los Angeles Santa Monica Mts, Las Virgenes & Mulholland Hwy at Doka Univ, SW section.; 0 Comment
  RSA613301  Rhamnus californica E. Lloyd 1933-3-25 s.n. Los Angeles Temescal canon. Comment
  UC1121944  Rhamnus californica Jerome S. Horton 1936-8-31 399 Los Angeles Dry Lake, Fern Canyon watershed Cucamonga Quad., Fern Canyon 1525 Comment
  CHSC35812  Rhamnus californica subsp. californica Philip A. Silverstone 1981-5-17 521 Los Angeles Santa Monica Mtns.; Malibu Creek State Park; Mulholland Hwy. 2.4 km E Las Virgenes Rd. 210 Comment
  UC420718  Rhamnus crocea J. Grinnell 1903-7-30 Los Angeles Arroyo Seco Pasadena Comment
  RSA0091183  Rhamnus crocea var. ilicifolia Bonnie C. Templeton, I. W. Clokey 1930-4-2 4608 Los Angeles Mulholland Drive, Northwest of Hollywood. Comment
  SEINET6699512 Image available Rhamnus crocea var. ilicifolia Ira W. Clokey, B. Templeton 4575 Los Angeles Mandeville Canyon, Santa Monica Mountains 275 Comment
  CAS-BOT-BC55977  Rhamnus ilicifolia Herman Knoche 1919-6-25 Series A, No. 885 Los Angeles Avalon S. Catalina Island Comment
  CAS-BOT-BC55980  Rhamnus ilicifolia Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles near Monrovia Comment
  UC219146  Rhamnus ilicifolia Munz and Harwood 1920-3-13 3310 Los Angeles 2 mi w Pomona; San Jose Hills 304 Comment
  UCSB4042  Rhamnus ilicifolia Kraebel, C. 1932-6-4 Los Angeles San Dimas Canyon. SRE plot Comment
  POM2829  Rhamnus pirifolia S. B. Parish s.n. Los Angeles Santa Catalina Island Comment
  RSA351126  Rhamnus pirifolia Theodore Payne 1909-10-11 2344 Los Angeles Catalina Island Comment
  RSA390858  Rhamnus pirifolia Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  SBBG41344  Rhamnus pirifolia M. R. Benedict 1970-6-29 Los Angeles coast rd W of Parson Landing Comment
  UC1184987  Rhamnus pirifolia Huron H. Smith 1912-6-21 5120 Los Angeles s end Santa Catalina Island Santa Catalina Island 518 Comment
  UC557731  Rhamnus pirifolia Nell Murbarger Apr 1936 170 Los Angeles San Clemente Island Comment
  RSA652634  Rhamnus tomentella subsp. cuspidata R. Spence 1974-8-15 s.n. Los Angeles San Gabriel Mt. Comment
  OBI44793  Rhus aromatica David J. Keil, V. L. Holland, Michael Stiles, and Francis Villiablanca 1987-5-1 20053 Los Angeles Angeles National Forest, Littlerock Reservoir. Comment
  SFV18782  Rhus aromatica A. Dittmer, C. Dittmer 2004-3-27 28 Los Angeles Santa Monica Mountains Along Mott Fire Road adjacent to Malibu Creek. West side of fire road on east facing slope. 157 Comment
  SFV2141  Rhus aromatica K. A. Wilson 1961-3-14 1027 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. Small valley with running stream. 290 Comment
  CAS-BOT-BC167872  Rhus integrifolia Carl B. Wolf 1932-5-10 3532 Los Angeles Santa Catalina Island. 100 yds. SE. of summit of the equestrian trail, back of Avalon 304 Comment
  CAS-BOT-BC170460  Rhus integrifolia Tim Ross; Laurel Arnseth 1990-4-7 4203 Los Angeles Upper reaches of China Cyn, S end of island, W side - San Clemente Island Comment
  CAS-BOT-BC170468  Rhus integrifolia G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  HSC3152  Rhus integrifolia C. E. Fellows 1965-12-20 189 Los Angeles 2 mi. S of Ventura Blvd. on Reseda Blvd., across from the Deauville Country Club, 200 yds. up the hillside Comment
  LA91454  Rhus integrifolia Bruce Douglas Clayton; Greg Shaw 1972-4-1 54 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus 490 Comment
  RSA386478  Rhus integrifolia M. B. Dunkle 1928-3-4 1718 Los Angeles Orizaba Canyon, Santa Catalina Island. Comment
  RSA562573  Rhus integrifolia Steve Boyd, Walter Appleby 1993-4-22 7977 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  SFV2136  Rhus integrifolia P. G. Kilburn 1958-3-7 652 Los Angeles Santa Monica Mountains Dume Point overlooking the Pacific Ocean, west of Malibu. By road leading up to clearing at top of point. 91 Comment
  UC1215164  Rhus integrifolia Peter H. Raven 1962-4-10 17245 Los Angeles n of Thirst (west side of San Clemente Island); San Clemente Island 457 Comment
  RSA0086999  Rhus ovata R. G. Swinney 2010-3-30 12103 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA785297  Rhus ovata Doris Bowers 1970-1-30 790 Los Angeles Topanga Canyon area - Greenleaf Canyon, just past bridge. 610 Comment
  SFV16683  Rhus ovata P. Wilson, J. M. Albert 1996-6-12 3424 Los Angeles San Gabriel Mountains Off Highway 2 and mile marker 29.13. 823 Comment
  UCR170455  Rhus ovata Alex R. Van Dam 2004-5-8 026 Los Angeles Western Transverse Range; Santa Monica Mtns., slope behind residence at 9746 Yoakum Drive, Beverly Hills 305 Comment
  SEINET8042517  Rhus ovata G. B. Grant 1904-1 1120 Los Angeles Pasadena. Comment
  UC168790  Ribes aureum George B. Grant and Walter Wheeler 1904-5-7 1128 Los Angeles Glendora Comment
  UC567234  Ribes aureum A. E. Wieslander 1931-2-19 151 Los Angeles San Gabriel Wash Pomona Quadrangle 167 Comment
  CAS-BOT-BC133226  Ribes aureum var. gracillimum A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-28 36997 Los Angeles San Gabriel Valley: San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines; in fence line between 605 Fwy and the strawberry fields 100 Comment
  CAS-BOT-BC92454  Ribes aureum var. gracillimum Dr. Davidson 1894-1-1 s.n. Los Angeles Plains near Los Angeles. Comment
  LA50708  Ribes aureum var. gracillimum A. M. Johnson; 1928-2-16 132 Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA578642  Ribes aureum var. gracillimum Tim S. Ross 1994-4-28 7566 Los Angeles 'Cottonwood Swamp' confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 512 Comment
  SEINET13942332 Image available Ribes californicum Scott D. White 1995-1 2540 Los Angeles San Gabriel mountains, Upslope from USFS San Dimas Stn., N end of San Dimas Res., USGS 7 1/2' Glendora quad, +/- 1500 ft. elev. 34 deg. 10' N, 117 deg. 46' W. T1N, R9W, S24 457 Comment
  RSA602965  Ribes californicum var. hesperium Louis C. Wheeler 1972-12-24 12795 Los Angeles San Gabriel Mountains: near center of Las Flores Canyon. 762 Comment
  UC11560  Ribes californicum var. hesperium Harley P. Chandler 1897-1-1 Los Angeles Palmer's Canyon Claremont 701 Comment
  UC150039  Ribes californicum var. hesperium LeRoy Abrams 1902-3-11 3119 Los Angeles Sepulveda canyon Santa Ana Mts. Comment
  RSA476144  Ribes cereum var. cereum Anstruther Davidson 1906-06 1498 Los Angeles Big Rock Creek 1524 Comment
  JEPS49339  Ribes indecorum Frank W. Peirson 1918-11-1 299 Los Angeles trail to Switzers (Arroyo Seco); San Gabriel Mts. 944 Comment
  SEINET12215921  Ribes indecorum R. F. Thorne 1971-1 41506 Los Angeles San Gabriel Mts., lower Evey Canyon off San Antonio Canyon 716 Comment
  SFV6228  Ribes malvaceum R. M. Muran 1974-2-2 4 Los Angeles Santa Monica Mountains About 2 miles south of Mulholland Drive in Mandeville Canyon. 427 Comment
  UCD102352  Ribes malvaceum Scott D. White; Pam DeVries 1997-11 6036 A Los Angeles San Gabriel Mountains, San Gabriel River Canyon: N of Azusa; alluvial bench S of unnamed dirt access road to gauging stn. Below Morris Dam; just SE of private orchard. 259 Comment
  LA205477  Ribes malvaceum var. viridifolium Joseph Andorfer Ewan; 1929-5-11 2114 Los Angeles San Gabriel Mountains, Haines Canyon, Mt. Lukeus Trail 914 Comment
Read comments
Dec 17 2014
  RSA578978  Ribes roezlii Tim S. Ross, Steve D. Boyd 1994-5-11 7789 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA679140  Ribes roezlii Valerie L. Soza, LeRoy Gross, Bill Hogshead 2002-5-9 1460 Los Angeles Along Sunset Ridge Fire Road, approximately 900 m southwest of Sunset Peak. 1646 Comment
  LA200832  Ribes speciosum H. N. Sauer; J. Sauer, J. Zadny, M. Zadny 1969-3-17 4391 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  RSA127907  Ribes speciosum Peter H. Raven 1959-3-1 13824 Los Angeles Griffith Park, Mt Hollywood Drive, 0.8 miles south of Vista Del Valle Drive. 396 Comment
  RSA754298  Ribes speciosum Shannon Lucas 2010-2-3 s.n. Los Angeles Along trail in Upper Turnbull Canyon, Whittier Comment
  UC212407  Ribes speciosum P. A. Munz 1919-4-5 2414 Los Angeles Puddingstone Canyon San Dimas Comment
  UCR4092  Ribes speciosum Carole Sims 1965-4-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., 5.3 mi from intersection of Mulholland Drive and Old Topanga Canyon Rd., up Old Topanga Canyon Rd 305 Comment
  CAS-BOT-BC173852  Ribes velutinum Charles J. Lovell 1942-5-28 s.n. Los Angeles Big Rock Creek, San Gabriel Mts. 1524 Comment
  UC1870313  Ricinus communis LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1030 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  CAS-BOT-BC362907  Rigiopappus leptocladus H. M. Hall; H. P. Chandler 1906-6-12 7395 Los Angeles San Francisquito Canon [Canyon] Comment
  UC1922892  Robinia pseudoacacia Valerie Soza, Leland Lubinsky 2001-5-16 1232 Los Angeles Transverse Ranges; Verdugo Mountains region; Drainage off Whiting Woods Mtwy, ridge north of Henderson Canyon. 549 Comment
  RSA746553  Rorippa curvisiliqua A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36969 Los Angeles 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 83 Comment
  CAS-BOT-BC147473  Rosa californica L. R. Abrams 1913-7-18 5016 Los Angeles Russel's Lake Comment
  UCR91247  Rosa woodsii R. G. Swinney 1993-6-4 2255 Los Angeles San Gabriel Mtns., 0.8 mi. east of Glendora Mt. Road at Big Dalton Canyon Road 378 Comment
  JEPS44773  Rubus parviflorus F. W. Peirson 1921-6-17 1958 Los Angeles on Chilao-Islip Trail at crossing Little Rock (San Gabriel Mts.); , crossing of Little Rock 1981 Comment
  CHSC8060  Rubus ursinus Edward L. Smith 1957-3-21 204 Los Angeles San Gabriel Mts. At Blanchard Paris, Pomona College, Claremont. 381 Comment
  RSA584056  Rubus ursinus Tim S. Ross, Steve D. Boyd 1991-4-25 4590 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora) 536 Comment
  UCR129903  Rubus ursinus L. C. Wheeler 1967-5-15 9594 Los Angeles San Gabriel Mtns, Elsmere Canyon, near mouth 442 Comment
  UCR208224  Rubus ursinus I. W. Clokey, B. C. Templeton 1929-1 4518 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCSB72302  Rumex acetosella Gross, LeRoy; Fraga, Naomi 2002-5-16 Los Angeles San Gabriel Mountains: (Angeles National Forest road survey of 2002) Van Tassel road a short distance southeast of White Saddle. (Azusa Quad. 7.5; T1N R10W S5, SE1/4) Comment
  CHSC26243  Rumex hymenosepalus Thomas W. Eakle 1971-5-2 137 Los Angeles Ca. 20 mi. SE of Palmdale, 2 mi. So. of Vincent on Angeles Crest Hwy. in San Gabriel Mtns. 1310 Comment
  CATA827  Rumex salicifolius Mark L. Hoefs 1991-6-17 1419 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  CAS-BOT-BC125938  Salix X rubens Geo. B. Grant 1905-4-15 s.n. Los Angeles Oak Knoll, Pasadena Comment
  CAS-BOT-BC434969  Salix exigua A. C. Sanders 2007-4-13 33409 Los Angeles Tehachapi Mtns. Foothills: southeast of National Cement Plant, along creek just below Kern Co. line. 1006 Comment
  CAS-BOT-BC104139  Salix hindsiana A. D. E. Elmer 1902-6-1 3650 Los Angeles Sangus Comment
  POM362612  Salix laevigata Blanche Trask 1901-03 s.n. Los Angeles Avalon, Catalina Island. Comment
  RSA133790  Salix laevigata H. J. Thompson 1959-2-20 1836 Los Angeles Santa Monica Mountains: East facing rocky bank along stream, 0.5 mile above ocean, La Tuna Canyon. 76 Comment
  LA52053  Salix lasiolepis Carl Epling; L. Ellison 1930-3-1 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA656259  Salix lasiolepis Sara Kabat 1977-3-3 2 Los Angeles Verdugo Mountains: South bank of Deer Creek, 300 yards west of Masinter Debris Dam, west of Oakmont Country Club, Glendale. 381 Comment
  CDA20307  Salsola australis M. O'Brien 2004-11-3 s.n. Los Angeles Southern California Coast; El Matador State Beach. 0 Comment
  RSA608298  Salsola gobicola L. C. Wheeler 1946-8-29 6323 Los Angeles San Gabriel Mountains: North of Prairie Fork, 1/4 mile SE Blue Ridge Lookout. 2560 Comment
  RSA444933  Salsola tragus F. R. Fosberg 1931-8-30 S 5616 Los Angeles El Segundo 5 Comment
  RSA722085  Salsola tragus R. E. Riefner 2007-2-11 7 -50 Los Angeles City of Santa Fe Springs, near Alondra St. and Carmentia St., S of Firestone Blvd. 99 Comment
  RSA0095115  Saltugilia australis P. A. Munz 1925-4-23 9460 Los Angeles San Gabriel Canyon. 488 Comment
  RSA756789  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-28 2531 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 61 per TRTP Survey 2008) vicinity of Upper Big Tujunga Canyon. 1220 Comment
  RSA469650  Saltugilia splendens subsp. grantii Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  RSA67048  Saltugilia splendens subsp. grantii Verne Grant, Alva Grant 1951-6-3 16006 Los Angeles South slope of Cow Canyon, 1.9 mi. W of jct. with San Antonio Canyon rd. 1372 Comment
  RSA0051699  Saltugilia splendens subsp. splendens L. Haines 1935-7-3 s.n. Los Angeles San Dimas. 2300 Comment
  UC457318  Salvia Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  CATA270  Salvia apiana Mark L. Hoefs 1973-5-15 278 Los Angeles Santa Catalina Island: By horse trail, Avalon Canyon, east exposure 83 Comment
  RSA401632B  Salvia apiana William Emboden 1970-6-12 46 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA0048526  Salvia apiana Lee Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  RSA442827  Salvia apiana William Emboden 1969-5-28 12 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442829  Salvia apiana William Emboden 1969-5-28 14 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA411358  Salvia carduacea Christopher Davidson 1973-4-1 1887 Los Angeles 1 mi south of Littlerock. 762 Comment
  SEINET2066006 Image available Salvia carduacea Norman C. Cooper 1948-4-21 2695 Los Angeles Littlerock Reservoir 762 Comment
  UCR277226  Salvia columbariae R. G. Swinney 2011-4-19 14399 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
  RSA401457B  Salvia columbariae Unspecified 1897-4-18 s.n. Los Angeles San Gabriel [the city of?] Comment
  RSA401459B  Salvia columbariae Robin S. Collins 1973-4-9 227 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon., ca. 1/2 - 1 mile into cyn. along pack trail 640 Comment
  SBBG71167  Salvia dorrii var. pilosa M. N. Ackley 1927-5-8 451 Los Angeles Little Rock foothills 914 Comment
  UCD125532  Salvia dorrii var. pilosa Ira L. Wiggins 1966-4-15 20588 Los Angeles immediately east of J.F.L. Motel, Pearblossom. Comment
  LA82018  Salvia leucophylla W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCD125604  Salvia leucophylla Antonio F. Machado; Lisa Seemann 1993-4-28 4 a Los Angeles Santa Clarita Valley, east of San Francisquito Road, 0.3 miles north of Seco Canyon Road. 350 Comment
Read comments
Dec 23 2014
  CHSC25550  Salvia mellifera Robert A. Schlising 1970-5-2 2945 Los Angeles Lopez Canyon, north of Pacoima. Comment
  RSA0080973  Salvia mellifera R. G. Swinney 2010-4-28 12401 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA294794  Salvia mellifera Lyman Benson 1946-5-13 12087 Los Angeles Midway between Pomona and Brea. Puente Hills. 274 Comment
  RSA725913  Salvia mellifera Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 433 Los Angeles Propst Grove, Santa Catalina Island. NE canyon. 354 Comment
  UC450910  Salvia mellifera Fay A. MacFadden 1931-3-16 4 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCD125594  Salvia mellifera Geoffrey Levin 1974-4-27 37 Los Angeles San Antonio Canyon below San Antonio Canyon Dam. San Gabriel Mountains. South slope. 579 Comment
  SEINET11587783  Salvia spathacea Joseph Cahill, Jordan, Erik 2013-2-24 213 -1 Los Angeles Los Angeles County Comment
  UC440401  Salvia spathacea Carl Epling and Lincoln Constance 1929-5-18 Los Angeles Topango Canyon; Santa Monica Mountains Comment
  UCR106295  Sambucus mexicana B. G. Pitzer 1996-5-5 2857 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  HSC3990  Sambucus nigra subsp. caerulea C. S. Apperson 1967-6-20 Los Angeles 2 mi. E from Sierra Pelona Lookout. Comment
  RSA776472  Sambucus nigra subsp. caerulea Jane Tirrell 2011-8-19 LS- 39 Los Angeles South side of Highway 2 in Big Rock Creek drainage. 2308 Comment
  UCR256264  Sambucus nigra subsp. caerulea R. G. Swinney 2010-10-13 14046 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  UCR260398  Sambucus nigra subsp. caerulea R. G. Swinney 2010-6-21 13278 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  SD31171  Sanicula arguta Edith A. Purer 1931-3-12 Los Angeles Palos Verdes Hills Comment
  UC1348948  Sanicula bipinnatifida Robert F. Thorne and J. Henrickson 1963-5-5 32292 Los Angeles 4 mi n of Claremont (San Gabriel Mountains, upper Cobal Canyon); San Gabriel Mountains, Cobal Canyon 518 Comment
  LA32973  Sanicula crassicaulis Carl Epling; March 1925 6524 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UCR205074  Sanicula crassicaulis R. G. Swinney 2008-4-9 8619 Los Angeles San Gabriel Mtns., Glendora, Wildwood Canyon 329 Comment
  RSA0115845  Sanicula crassicaulis Steven A. Junak 1999-4-22 SCa- 844 Los Angeles Santa Catalina Island. Cape Canyon, just downstream from pumpjouse, along E fork of Cape Canyon Road, just upstream from fork in road, on E side of streambed, in canyon bottom. 305 Comment
  RSA445301  Satureja mimuloides Geo. L. Moxley 1914-9-7 280 Los Angeles Arroyo Seco Canyon. Comment
  POM122287  Saxifraga californica Marcus E. Jones 1924-4-5 s.n. Los Angeles San Antonio Canon, Claremont Comment
  RSA650358  Schedonorus arundinaceus Nancy Gould 1977-5-13 26 Los Angeles Cal Poly Campus, Pomona. Comment
  RSA728997  Schismus Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1975 Los Angeles Fort Tejon Road. Comment
  RSA598099  Schismus barbatus Steve Boyd, Lauren Raz 1997-3-4 9147 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road. 987 Comment
  UCR123893  Schismus barbatus Steven R. Hill, K. Kramer 2001-4-22 33377 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UCR259930  Schismus barbatus R. G. Swinney 2010-3-18 11976 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA279009  Schoenoplectus acutus var. occidentalis Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42184 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  RSA593599  Schoenoplectus pungens Steve Boyd, Orlando Mistretta 1996-5-23 8826 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  CAS-BOT-BC110936  Scirpus microcarpus Timothy S. Ross; Orlando Mistretta; Carolyn Neal 1994-7-1 8083 Los Angeles Sheep Camp Spring, at the headwaters of Santiago Canyon 1940 Comment
  RSA0092238  Scirpus microcarpus R. G. Swinney 2011-5-12 14696 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. West side of creek. 1183 Comment
  LA103333  Scrophularia californica subsp. californica Michael Neuman; 1984-3-16 32 Los Angeles SANTA MONICA MOUNTAINS, Pacific Palisades, Santa Monica. Comment
  RSA356053  Scrophularia californica subsp. floribunda Robert F. Thorne 1973-3-26 42720 Los Angeles Webb Canyon, N of Claremont 366 Comment
  SD80067  Scrophularia californica subsp. floribunda Mary H. Ward, Shirley W. Campbell 1970-4-16 Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena Comment
  UC1181404  Scrophularia villosa Robert Ornduff with R. L. Taylor 1960-3-19 5095 Los Angeles Santa Catalina Island, Golf Links Canyon Golf Links Canyon; Santa Catalina Island, Golf Links Canyon Comment
  CAS-BOT-BC62023  Selaginella bigelovii E. R. Blakley 1962-10-3 5388 Los Angeles on north slope, east side of Black Jack Mountain, start of road to White's Landing, Santa Catalina Island 411 Comment
  RSA683752  Selaginella bigelovii Tena Shultz Clare 1931-10-20 s.n. Los Angeles Eaton Canyon Comment
  SEINET3148687  Senecio californicus G. B. Grant 1905-4-20 1196 Los Angeles Pasadena Comment
  POM305065  Senecio flaccidus var. douglasii Henry J. Ramsey, Henry J. Ramsey 1937-1-2 354 Los Angeles Altadena. 396 Comment
  UC750623  Senecio flaccidus var. douglasii Lewis S. Rose 1946-12-21 46299 a Los Angeles 3 mi ne La Canada (Angeles Crest Highway) 609 Comment
  UCR132302  Senecio flaccidus var. douglasii John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, just east of Jet Prop. Lab., transect zero below diversion dam 366 Comment
  SBBG128451  Senecio lyonii M. L. Hoefs 1994-5-21 1859 Los Angeles near upper Renton Mine Rd 252 Comment
  CAS-BOT-BC364566  Senecio vulgaris Peter H. Raven 1960-4-2 14870 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Zuma Beach, Point Dume 22 Comment
  MACF019832  Sequoia sempervirens L. Hathaway 1961-7-20 Los Angeles 11901 E. Florence Ave., Santa Fe Springs Comment
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Jun 5 2015
  RSA702937  Sequoiadendron giganteum Scott D. White 2004-8-11 10719 Los Angeles About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  CAS-BOT-BC243583  Setaria parviflora T. C. Fuller 1967-1-23 15436 Los Angeles San Diego Freeway, SW corner of Montana Ave. and Sepulveda Blvd., n.w. of Westwood Comment
  SD243256  Setaria parviflora Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey Street in abandoned citrus orchard. 232 Comment
  RSA585074  Setaria viridis L. C. Wheeler 1931-9-11 132 Los Angeles 2 mi. NE La Verne 373 Comment
  UC1951154  Sidotheca trilobata Justin M. Wood 2009-6-1 791 Los Angeles SAN GABRIEL MOUNTAINS: Mill Creek Summit, roadside turnout on Angeles Forest Highway, 0.75 NE of Mt. Gleason Rd. junction. USGS Pacifico Mountain 7.5' Quad. Comment
  RSA713738  Silene antirrhina A. C. Sanders, Helen Kennedy 2005-4-13 29420 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA151107  Silene antirrhina P. H. Raven 1962-3-27 16999 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  LA35987  Silene coniflora Peter H. Raven; Henry J. Thompson 1960-5-16 15385 Los Angeles Santa Monica Mountains, ridge east of Temescal Canyon, along fire-break 243 Comment
  RSA477878  Silene gallica T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  POM293139  Silene laciniata subsp. major Lyman Benson 1947-5-13 12403 Los Angeles LIttle Dalton Canyon 365 Comment
  RSA547447  Silene laciniata subsp. major Timothy S. Ross 1992-5-17 6378 Los Angeles San Gabriel Mountains: lower Shoemaker Canyon, draining to E fork of San Gabriel River, joining it at 2125 ft. elevation 723 Comment
  UC57600  Silene laciniata subsp. major J. H. Barber Los Angeles Soma Canyon Santa Monica Mts., Soma Canyon Comment
  RSA0089420  Silene parishii R. G. Swinney 2011-7-21 15529 Los Angeles Strawberry Peak summit 1860 Comment
  CAS-BOT-BC175110  Silene verecunda Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38851 Los Angeles San Gabriel Mts., Angeles National Forest: above Angeles Crest Hwy., N & below Lily Spring at headwater of S Fork, Big Rock Creek, c. 2 mi. S of Dawson Saddle 2042 Comment
  CAS-BOT-BC175114  Silene verecunda John Thomas Howell 1947-7-18 23396 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA0091334  Silene verecunda R. G. Swinney 2011-8-17 15635 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UCR192885  Silene verecunda R. G. Swinney 1998-7-8 6320 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA626407  Simmondsia chinensis LeRoy Gross 1999-4-15 132 Los Angeles Verdugo mountains: North of the 210 freeway, east of Sunland exit, south of the city of Sunland. 579 Comment
  SFV21424  Sisymbrium altissimum L. Gross, T. Anderson 2004-5-3 1218 Los Angeles San Gabriel Mountains Road started west of Mount Lukens, down (southeast) to a little west of Earl Canyon Road (USFS Roads 2N76.1 & 2N76.2) 1333 Comment
  UCR95336  Sisymbrium altissimum L. C. Wheeler 1946-8-28 6277 Los Angeles San Gabriel Mtns., Mescal Creek, just about (S of) Appletree Flat 1884 Comment
  RSA596883  Sisymbrium irio Timothy S. Ross, J. Mark Porter 1995-5-4 8467 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 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
  RSA653837  Sisymbrium orientale Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 772 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  UCR155667  Sisymbrium orientale A. C. Sanders, Helen Kennedy 2005-4-13 29456 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA331756  Sisymbrium orientale Robin S. Collins 1973-3-26 209 Los Angeles Angeles National Forest, San Gabriel Mts., Trail Canyon. 609 Comment
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May 30 2007
  CATA918  Sisyrinchium bellum Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1766 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  LA24002  Sisyrinchium bellum Martha Hilend; 1929-4-30 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  CHSC34430  Solanum douglasii Ken Cole 1972-5-28 ML- 12 Los Angeles North of Malibu and Hwy. 1 in Malibu Cyn. in Santa Monica Mtns. 152 Comment
  RSA581009  Solanum douglasii Jamie Kneitel 1994-4-28 33 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  RSA725312  Solanum douglasii K. Dobry 1991-5-2 476 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA0022222  Solanum douglasii M. A. Stevens 1967-4-28 957 Los Angeles 2020 Bueno Aires, Covina. Comment
  RSA422416  Solanum douglasii Bonnie C. Templeton 1929-11-17 1450 Los Angeles Mandeville Canon. Comment
  RSA654560  Solanum douglasii Benjamen Rangel 1992-4-10 777 -06 Los Angeles Behind La Cienega (Housing Office), close to a light power source and by a sprinkler outlet. [Cal Poly Pomona ?] Comment
  NY821419  Solanum nigrum L. Abrams 1902-5-31 2488 Los Angeles Inglewood Comment
  RSA0042406  Solanum rostratum Chuck Brasch 2011-8-17 s.n. Los Angeles Private residence in Claremont, CA. No. Grand Ave. 470 Comment
  CAS-BOT-BC156831  Solanum umbelliferum A. Eastwood 1913-5-11 3154 Los Angeles San Fernando Wash Comment
  RSA313419  Solanum umbelliferum T. S. Elias 1984-4-29 8332 Los Angeles Angeles National Forest; Glendora Ridge near Baldy Camp; along forest service road above ridge road Comment
  UC884965  Solanum umbelliferum I. W. Clokey 1931-3-11 5348 Los Angeles San Gabriel Canyon 900 Comment
  UCR270946  Solanum umbelliferum R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14327 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA0030770  Solanum villosum Louis C. Wheeler 1932-8-11 1130 Los Angeles 2 mi. NE La Verne. Damp sunny clay soil. 381 Comment
  RSA133810  Solidago californica P. H. Raven 1959-9-28 13732 Los Angeles Elysian Park 198 Comment
  UCR203112  Solidago californica R. G. Swinney 2001-8-27 8111 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  UCR201610  Solidago confinis Justin M. Wood 2008-11-21 250 Los Angeles San Gabriel Mountains, ANF Road (3N27), near Mount Gleason Road 1829 Comment
  RSA474076  Sonchus asper M. B. Dunkle 1929-4-7 2095 Los Angeles White'sLanding, Santa Catalina Island. Comment
  LA35622  Sonchus oleraceus Ronald A. Cross; May 1952 35622 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA601024  Sonchus oleraceus L. C. Wheeler 1967-5-13 9504 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  RSA594449  Sorghum halepense D. L. Banks, Eric H. Roalson 1996-4-29 912 Los Angeles CLAREMONT, Growing along the Freeway underpass of I-10 and Indian Hill Blvd. Comment
  RSA0036983  Spartium junceum R. G. Swinney 2010-5-29 13406 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA656257  Spartium junceum Jan Roach 1975-11-28 3 Los Angeles Verdugo Mountains: Leeward side of hill, 1 mile north of Brand Park, Verdugo Hills, Glendale. 567 Comment
  UCR259280  Spartium junceum R. G. Swinney 2010-6-4 12987 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  SD69464  Spergularia bocconi Robert F. Thorne 1966-4-6 35910 Los Angeles Santa Catalina Island; margin of small reservoir north of Catalina Airport. 434 Comment
  UCD170124  Spergularia bocconi R. G. Swinney 2009-3-12 10102 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  UCR126732  Spergularia bocconi A. C. Sanders, Andy Thomson 2003-4-15 26004 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  RSA0097902  Spergularia bocconi P. A. Munz 1923-4-8 6628 Los Angeles San Clemente Island, on west coast. Comment
  RSA0098536  Spergularia marina R. F. Thorne 1966-4-4 35768 Los Angeles Santa Catalina Island. Tip of Ballast Point, Catalina Harbor, Isthmus. 0 Comment
  RSA128052  Sporobolus indicus var. indicus H. J. Thompson, Peter H. Raven 1958-9-28 13729 Los Angeles Lawn weed, near Ohio Street on Westwood Blvd 69